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CN-122017546-A - Performance test device for circuit breaker and frame circuit breaker

CN122017546ACN 122017546 ACN122017546 ACN 122017546ACN-122017546-A

Abstract

The invention belongs to the technical field of performance test of circuit breakers, in particular to a performance test device for a circuit breaker and a frame circuit breaker. According to the invention, the front side of the conveying mechanism is provided with the fixed detection station through the detection table, the frame circuit breaker can be moved from the conveying mechanism to the fixed detection station for detection through the cooperation of the conveying mechanism and the transfer mechanism, the frame circuit breaker in detection can not block other frame circuit breakers conveyed on the conveying mechanism, the conveying mechanism is ensured to have conveying capacity all the time, the test efficiency is further improved, and the frame circuit breaker after detection can be transferred to the conveying mechanism through the cooperation of the conveying mechanism and the transfer mechanism, so that the frame circuit breaker after detection can be conveyed to the next station, and the test efficiency is further improved.

Inventors

  • WANG NINGNING
  • LI NING
  • JIANG JIAHANG
  • JIANG SHUFANG

Assignees

  • 河北和赢电气有限责任公司

Dates

Publication Date
20260512
Application Date
20260205

Claims (10)

  1. 1. The utility model provides a capability test device for circuit breaker, including detection station (1), a serial communication port, the inside of detection station (1) is equipped with transport mechanism (2), frame circuit breaker (211) are placed at the top of transport mechanism (2), the top of transport mechanism (2) is equipped with centering mechanism (3), centering mechanism (3) carry out position calibration and fixed to frame circuit breaker (211), the front side of transport mechanism (2) is equipped with detection platform (4), detection platform (4) top is fixed station, the front side at detection platform (4) top is equipped with transfer mechanism (5), transfer mechanism (5) drive frame circuit breaker (211) are equipped with crimping mechanism (6) between transport mechanism (2) and detection platform (4), the top of detection platform (4) is equipped with crimping mechanism (6) with frame circuit breaker (211) access detection circuit, the position between transfer mechanism (5) and crimping mechanism (6) is equipped with back of the body (7) and inserts frame circuit breaker (211) power, the middle part of back of body (7) is equipped with reciprocating mechanism (8), reciprocating mechanism (8) are equipped with reciprocating mechanism (8) and carry out test mechanism (8) reciprocating mechanism (8) and carry out test wear test.
  2. 2. The performance testing device for the circuit breaker according to claim 1, wherein the detection station (1) comprises an isolation shell (101), a controller (102) positioned at the front end of the isolation shell is fixedly arranged on the left side surface of the isolation shell (101), observation windows (103) are formed on the left side surface and the right side surface of the isolation shell (101), the two observation windows (103) are aligned with each other, the observation windows (103) on the left side surface of the isolation shell (101) are positioned at the rear side of the controller (102), fixing holes (104) positioned at the rear side of the observation windows (103) are formed on the left side surface and the right side surface of the isolation shell (101), the two fixing holes (104) are aligned, the conveying mechanism (2) is arranged inside the fixing holes (104) in a penetrating manner, the detection table (4) is fixedly arranged on the bottom surface of an inner cavity of the isolation shell (101), the transfer mechanism (5) and the back connection mechanism (7) are fixedly arranged on the front side surface of the inner cavity of the isolation shell (101), the compression mechanism (6) is fixedly arranged on the top surface of the inner cavity of the isolation shell (101), and the adapting mechanism (9) is fixedly arranged between the detection table (4) and the front side surface of the isolation shell (101); The crimping mechanism (6) comprises two telescopic rods (601), the two telescopic rods (601) are fixedly connected to the top surface of an inner cavity of the isolation shell (101), the bottom ends of the two telescopic rods (601) are fixedly connected with the same positioning plate (602), four guide nails (603) are inserted into four corners of the top surface of the positioning plate (602) and can move up and down, the bottom ends of the four guide nails (603) are fixedly connected with the same buffer plate (604), a plurality of annular air bags (605) positioned between the positioning plate (602) and the buffer plate (604) are sleeved outside the guide nails (603) in a stacked mode, a plurality of crimping heads (606) are fixedly installed on the bottom surface of the buffer plate (604), crimping cylinders (607) are fixedly installed in the middle of the top surface of the positioning plate (602), and the top ends of the crimping cylinders (607) are fixedly installed on the top surface of the inner cavity of the isolation shell (101).
  3. 3. The performance test device for a circuit breaker according to claim 2, wherein the conveying mechanism (2) comprises two supporting legs (201), the two supporting legs (201) are symmetrically arranged at the left side and the right side of the isolation shell (101), a lower layer conveyor (202) positioned at the bottom of the two supporting legs (201) is fixedly arranged between the two supporting legs (201), an upper layer conveyor (203) positioned at the top of the two supporting legs is fixedly arranged between the two supporting legs (201), the lower layer conveyor (202) and the upper layer conveyor (203) are both one section of a conveying line, the lower layer conveyor (202) and the upper layer conveyor (203) are inserted into the two fixing holes (104), the bottom surface of the upper layer conveyor (203) is fixedly connected with a fixing base plate (204), the fixing base plate (204) is positioned in the isolation shell (101), four corners of the bottom surface of the fixing base plate (204) are fixedly inserted with lifting air cylinders (205), the top ends of the lifting air cylinders (205) are fixedly connected with lifting platforms (206), the bottom surface conveyor (203) and the bottom surface (203) of the upper layer conveyor (203) is fixedly connected with a lifting air cylinder (208) and the top end (208) is fixedly connected with a positioning switch (209) fixedly positioned in the middle position of the top end (207), the top of the upper conveyor (203) is transmitted and is provided with a conveying supporting plate (210), a frame breaker (211) is arranged on the top surface of the conveying supporting plate (210), the conveying supporting plate (210) is matched with a limit switch (209), the limit switch (209) can stop the conveying supporting plate (210) after moving upwards under the driving of a positioning cylinder (208), and a lifting platform (206) supports the conveying supporting plate (210) to move upwards under the driving of a lifting cylinder (205).
  4. 4. A performance test apparatus for a circuit breaker according to claim 3, wherein the centering mechanism (3) includes two clamping mechanisms which are stacked one above the other and do not interfere with each other, one clamping mechanism being arranged in a left-right direction, correcting and fixing a deviation of the frame circuit breaker (211) in the left-right direction, the other clamping mechanism being arranged in a front-rear direction, correcting and fixing a positional deviation of the frame circuit breaker (211) in the front-rear direction; The clamping mechanism comprises a rectangular shell (301), the rectangular shell (301) is fixedly connected at the edge of the top surface of the conveying support plate (210), two forward screws (302) are symmetrically inserted on the side surface of the rectangular shell (301) facing the center of the top surface of the conveying support plate (210), the forward screws (302) are positioned at the end parts of the rectangular shell (301), one ends of the forward screws (302) far away from the rectangular shell (301) are fixedly connected with reverse screws (303), the forward screws (302) and the reverse screws (303) are symmetrical relative to the center surface of the conveying support plate (210), two ends of the two reverse screws (303) far away from the forward screws (302) are movably provided with the same rectangular bar (304), clamping bars (305) are arranged between the two forward screws (302) and between the two reverse screws (303) in a threaded fit mode, the two clamping bars (305) are symmetrical relative to the center surface of the conveying support plate (210), the end parts of the forward screws (302) close to the rectangular shell (301) extend into the rectangular shell (301) and are fixedly sleeved with worm gears (306), an operating rod (307) can be arranged between the two inner cavities of the rectangular shell (301), the two surfaces can be rotatably provided with the operating rod (307), the operating rod (307) is arranged at the position close to the operating rod (307), the worm (309) is meshed with the worm gear (306), and one end of the operating rod (307) extends to the outside of the rectangular shell (301) and is fixedly connected with the tool sleeve (308).
  5. 5. The performance testing device for a circuit breaker according to claim 4, wherein the detecting table (4) comprises a concave plate (401), the concave plate (401) is fixedly connected to the bottom surface of the inner cavity of the isolation casing (101), the rear side surface of the concave plate (401) is fixedly connected to the front side surfaces of the upper conveyor (203) and the lower conveyor (202), two bosses (402) are symmetrically and fixedly connected to the left end and the right end of the top surface of the concave plate (401), a channel between the two bosses (402) is aligned with the stopped conveying pallet (210), chamfers (403) located at the rear ends of the two bosses (402) are respectively formed on the two side surfaces, which are close to each other, and a baffle bar (404) located at the front ends of the concave plate (401) is fixedly connected to the top surface of the concave plate (401).
  6. 6. The performance testing device for the circuit breaker according to claim 5, wherein the transfer mechanism (5) comprises a limit bar (501) and two transfer electric cylinders (502), the limit bar (501) is fixedly connected to the top surface of the upper conveyor (203) and is located at the rear side of the conveying pallet (210), front ends of the two transfer electric cylinders (502) are fixedly installed on the front side surface of the inner cavity of the isolation shell (101), the two transfer electric cylinders (502) are bilaterally symmetrical relative to the central surface of the concave plate (401), the rear ends of the two transfer electric cylinders (502) are fixedly connected with the same hollow flat box (503), the left end surface of the hollow flat box (503) is fixedly communicated with a vent pipe (504), the vent pipe (504) is located above the baffle bar (404), the vent pipe (504) is communicated with an external pneumatic system through a reversing valve, five negative pressure suction cups (505) are fixedly communicated on the rear side surface of the vent pipe (504) at equal distances, and the negative pressure suction cups (505) correspond to the rectangular shell (301) at the front ends of the pallet (210).
  7. 7. The device for testing the performance of the circuit breaker according to claim 6, wherein the back connection mechanism (7) comprises a fixed transverse plate (701), the fixed transverse plate (701) is fixedly connected to the front side surface of the inner cavity of the isolation shell (101) and is positioned on the upper side of the transferring electric cylinder (502), two lifting cylinders (702) are fixedly arranged on the top surface of the fixed transverse plate (701) symmetrically, the bottom ends of the two lifting cylinders (702) are fixedly connected with the same lifting transverse plate (703), two concave tracks (704) are fixedly connected on the bottom surface of the lifting transverse plate (703) symmetrically, corner motors (705) are fixedly arranged on two surfaces, which are mutually far away, of the two concave tracks (704), an output shaft of the corner motor (705) extends into the concave track (704) and is fixedly connected with a turnover block (706), the other end face of the turnover block (706) is fixedly connected with a turnover shaft (707), the turnover shaft (707) is movably inserted on the other side face of the concave track (704), the rear side face of the turnover block (706) is fixedly connected with an electric telescopic rod (708), the bottom face of the inner cavity of the concave track (704) is fixedly connected with a raising table (709) positioned at the rear end of the inner cavity, the electric telescopic rods (708) are in a horizontal state when falling on the top face of the raising table (709), the rear ends of the two electric telescopic rods (708) are fixedly provided with the same back substrate (710), four shifting rods (711) are movably inserted on the back connecting substrate (710), the front ends of the four shifting rods (711) are fixedly connected with the same concave side frame (712), the left side surface and the right side surface of the inner cavity of the concave side frame (712) are respectively provided with a fixed slot (713), the top ends of the fixed slots (713) are in an opening shape, an inserting plate (714) is inserted in the fixed slots (713), a plurality of rectangular sleeves (715) are detachably arranged on the inserting plate (714), the front ends of the rectangular sleeves (715) are fixedly connected with a buffer pad (716), a conductive vertical plate (717) is arranged between the upper surface and the lower surface of the inner cavity of the rectangular sleeve (715), the upper end and the lower end of the front side surface of the conductive vertical plate (717) are fixedly connected with conductive elastic plates (718), the front ends of the two conductive elastic plates (718) are fixedly connected with conductive inclined plates (719), the free ends of the two conductive inclined plates (719) are mutually contacted and are inclined towards the conductive vertical plates (717), the middle part of the rear side surface of the inserting plate (714) is fixedly connected with a butt joint short rail (720), the middle part of the rear side surface of the inserting plate (714) is fixedly connected with a driving cylinder (721), the rear side surface of the back connecting substrate (710) is fixedly arranged on the middle part of the rear side of the rectangular sleeve (715), the inner side of the back connecting substrate (717) is fixedly connected with a front connecting cylinder (722) and fixedly connected with the butt joint short cylinder (722), the docking bay (722) can only move up and down inside the docking bay (720).
  8. 8. The performance testing device for the circuit breaker according to claim 7, wherein the reciprocating test mechanism (8) comprises a mounting seat (801), the mounting seat (801) is mounted on the front side of the concave plate (401), a test screw (802) located in the middle of the mounting seat is rotatably mounted on the top surface of the mounting seat (801), four test sliding rods (803) are uniformly distributed around the test screw (802), the bottom ends of the four test sliding rods (803) are fixedly connected to the top surface of the mounting seat (801), the top ends of the four test sliding rods (803) are fixedly connected with the same test top plate (806), a test motor (807) is fixedly mounted on the top surface of the test top plate (806), an output shaft of the test motor (807) penetrates through the test top plate (806) downwards and is fixedly connected with the top end of the test screw (802), the outer parts of the four test sliding rods (803) are sleeved with the same test sliding plate (804) in a sliding mode, the test sliding plates (804) are sleeved outside the test screw (802), the top surfaces of the test sliding plates are fixedly connected with test force arms (805), and the rear ends of the test sliding plates (805) are matched with the handles of the circuit breaker in a backward mode, and the handles are matched with the circuit breaker in a mode.
  9. 9. The performance test apparatus for a circuit breaker according to claim 8, wherein the adapting mechanism (9) comprises an adapting base plate (901), two ends of a front side surface of the adapting base plate (901) are fixedly connected with right-angle members (902), the right-angle members (902) are fixedly mounted on the front side surface of an inner cavity of the isolation housing (101) through bolts, two adapting slide rods (907) are symmetrically and fixedly connected on a rear side surface of the adapting base plate (901), rear ends of the two adapting slide rods (903) are fixedly connected on a front side surface of the concave plate (401) through a centralizing plate (913), an adapting sliding block (904) is slidably sleeved on an outer portion of the concave plate (401), a same adapting moving plate (905) is fixedly connected on top surfaces of the two adapting slide blocks (904), adapting wall plates (906) are fixedly connected on left and right ends of the top surfaces of the adapting moving plate (905), two adapting long rods (907) are fixedly connected between the two adapting wall plates (906), the two adapting long rods (801) are slidably connected on the front side surface of the concave plate (401), an adapting screw (908) is rotatably sleeved on a second adapting screw (908) on a middle screw (908), the right end of the first adapting screw (908) penetrates through the corresponding adapting wall plate (906) and is fixedly connected with the first adapting motor (909), the first adapting motor (909) is fixedly installed on the corresponding adapting wall plate (906), the second adapting motor (910) positioned in the middle of the front side surface of the adapting base plate (901) is fixedly installed on the front side surface of the adapting base plate, the second adapting screw (911) is fixedly connected to the output shaft of the second adapting motor (910), the rear end of the second adapting screw (911) penetrates through the adapting base plate (901) and is movably sleeved on the front side surface of the concave plate (401), the driving block (912) is sleeved on the outer thread of the second adapting screw (911), and the top surface of the driving block (912) is fixedly connected to the middle position of the bottom surface of the adapting movable plate (905); the adapting mechanism (9) further comprises a detecting head (914), the detecting head (914) is fixedly connected to the rear side surface of the inner cavity of the isolation shell (101) and points to the space above the concave plate (401), and the central axis of the detecting head (914) coincides with the central surface of the concave plate (401); three detection heads (914) are arranged, one detection head (914) points to the concave plate (401), and the other two detection heads (914) are symmetrically distributed on the left side and the right side of the detection head (914).
  10. 10. The frame circuit breaker is characterized in that the frame circuit breaker (211) is adapted to the performance testing device for the circuit breaker according to any one of claims 1-9, a terminal which is correspondingly adapted to the press joint (606) is arranged on the top surface of the frame circuit breaker (211), a power end which is correspondingly adapted to the rectangular sleeve (715) is arranged on the rear side surface of the frame circuit breaker (211), an operation handle which is correspondingly adapted to the test force arm (805) is arranged on the front side surface of the frame circuit breaker (211), and the overall dimension of the frame circuit breaker (211) is adapted to the clamping range of the centering mechanism (3) and the fixed working position of the detection table (4).

Description

Performance test device for circuit breaker and frame circuit breaker Technical Field The invention relates to the technical field of performance testing of circuit breakers, in particular to a performance testing device for a circuit breaker and a frame circuit breaker. Background The circuit breaker is core equipment for controlling and protecting circuits in an intelligent power distribution system, common types comprise frame circuit breakers, molded case circuit breakers and the like, the circuit breaker is widely applied to safety protection scenes of industrial power distribution, building circuits, electric equipment and the like, in the manufacturing work of power distribution switch control equipment such as intelligent power distribution systems, facilities and the like, performance test equipment is required to be used for testing the performance of the newly-produced frame circuit breaker, test contents comprise withstand voltage test, current characteristic test, mechanical abrasion test and the like, fault prediction and health management are involved, the conventional circuit breaker performance test equipment is usually integrated in a continuous transportation circuit system for mass production of the circuit breaker, the conventional circuit breaker performance test equipment structurally comprises a fixed detection station, a visual alignment system, an electrical performance docking mechanism, a power supply docking mechanism and a mechanical reciprocating mechanism which are connected with the transportation circuit breaker, a plurality of circuit breaker performance test equipment is arranged along the transportation circuit, during operation, the frame circuit breaker to be detected is placed on a carrier plate of the transportation circuit breaker after being manually calibrated, the circuit breaker performance test equipment sequentially enters each circuit breaker performance test equipment along with continuous transportation of the transportation circuit breaker, the circuit breaker performance test equipment adopts control logic of the transportation circuit breaker and a plurality of detection mechanisms, and the circuit breaker performance test equipment can be connected with a power supply terminal of the circuit breaker to the circuit breaker after all the circuit breaker performance test equipment is connected with the circuit breaker by the power supply terminal, and the circuit breaker performance test mechanism can be connected with the circuit breaker in a power supply terminal to the relevant docking mechanism after the circuit breaker is completed, and the circuit breaker performance test equipment can be connected with the circuit breaker. But the fixed detection station of current circuit breaker capability test equipment is directly established on the transfer chain, when in actual use, only need wait for after all circuit breaker capability test equipment bear the circuit breaker in step and can start the detection, the circuit breaker in the detection can block up transfer line, and the back circuit breaker of breaking off can not normally carry for the detection link needs frequently to match transfer line's transport rhythm, and idle latency is high, has restricted detection efficiency by a wide margin, and on the other hand, the circuit breaker position misalignment rate of manual direct calibration is higher, and follow-up vision counterpoint flow consuming time is longer, has further prolonged the detection time of single circuit breaker. Therefore, we propose a performance testing apparatus for a circuit breaker and a frame circuit breaker. Disclosure of Invention In order to overcome the defects in the prior art, the invention aims to provide the frame breaker performance test equipment which can realize independent station detection, does not block a continuous transportation line, can omit a manual calibration flow and rapidly complete accurate positioning, so as to improve the detection efficiency of a single breaker and reduce the dependence of a detection link on the transportation rhythm of the transportation line. In order to achieve the aim of the invention, the invention adopts the following technical scheme: The utility model provides a capability test device for circuit breaker, includes the pick-up station, the inside of pick-up station is equipped with transport mechanism, frame circuit breaker places at transport mechanism's top, transport mechanism's top is equipped with centering mechanism, centering mechanism carries out position calibration and is fixed to frame circuit breaker, transport mechanism's front side is equipped with the test bench, the test bench top is fixed station, the front side at test bench top is equipped with transfer mechanism, transfer mechanism drive frame circuit breaker removes between transport mechanism and test bench, the top of test bench is equipped with crimping mechanism, crimping mechanism inserts frame c