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CN-116631819-B - Secondary fusion on-column circuit breaker

CN116631819BCN 116631819 BCN116631819 BCN 116631819BCN-116631819-B

Abstract

The invention relates to the technical field of electric control, and discloses a secondary fusion on-column circuit breaker which comprises a circuit breaker, a supporting piece, a driving piece, a connecting piece and an outgoing line terminal, wherein the supporting piece is arranged on one side of the circuit breaker, the driving piece is positioned in the supporting piece, the connecting piece is arranged on the circuit breaker, the outgoing line terminal is positioned at the top of the circuit breaker, and a limiting assembly is arranged on one side of the circuit breaker and comprises an adjusting piece, a positioning piece, a limiting piece, a grid blocking piece, a resetting piece and a fixing shell, the adjusting piece is arranged on one side of the driving piece, and the positioning piece is positioned on one side of the circuit breaker. The invention has the beneficial effects that the states of the separating and separating knife and the combining and separating knife of the operating rod can be respectively fixed by arranging the positioning piece and the limiting piece, so that the closing of the separating knife caused by the touch of a worker is prevented, and the safety accident caused by the electric shock of the worker is prevented.

Inventors

  • ZHU SHENGJUN
  • CHEN KANGMING

Assignees

  • 杭州华创高科有限公司

Dates

Publication Date
20260505
Application Date
20230404

Claims (8)

  1. 1. The secondary fusion on-column circuit breaker is characterized by comprising, The main body assembly (100) comprises a circuit breaker (101), a supporting piece (102), a driving piece (103), a connecting piece (104) and an outgoing line terminal (105), wherein the supporting piece (102) is arranged on one side of the circuit breaker (101), the driving piece (103) is positioned in the supporting piece (102), the connecting piece (104) is arranged on the circuit breaker (101), the outgoing line terminal (105) is positioned on the top of the circuit breaker (101), and The limiting assembly (200) is arranged on one side of the circuit breaker (101), and comprises an adjusting piece (201), a positioning piece (202), a limiting piece (203), a grid blocking piece (204), a resetting piece (205) and a fixing shell (206), wherein the adjusting piece (201) is arranged on one side of the driving piece (103), the positioning piece (202) is arranged on one side of the circuit breaker (101), the limiting piece (203) is arranged on one side of the circuit breaker (101), the grid blocking piece (204) is arranged on one side of the circuit breaker (101), the resetting piece (205) is arranged on one side of the circuit breaker (101), and the fixing shell (206) is arranged on one side of the circuit breaker (101). The positioning piece (202) comprises a fixed sleeve (202 a), a sliding sleeve (202 b), a second spring (202 c), a fixed block (202 d), a third spring (202 e) and a telescopic rod (202 f), wherein the fixed sleeve (202 a) is arranged on one side of the circuit breaker (101), the sliding sleeve (202 b) is positioned in the fixed sleeve (202 a), the second spring (202 c) is positioned in the sliding sleeve (202 b), the fixed block (202 d) is arranged on one side of the circuit breaker (101), the third spring (202 e) is positioned in the sliding sleeve (202 b), and the telescopic rod (202 f) is arranged in the sliding sleeve (202 b); The limiting piece (203) comprises a supporting post (203 a), a supporting sleeve (203 b), a limiting rod (203 c), a sector gear (203 d), a rack (203 e), a fixing frame (203 f), a limiting block (203 g), a fixing plate (203 h), a fourth spring (203 i), a limiting pin (203 j) and a reset block (203 k), the supporting post (203 a) is arranged on one side of the circuit breaker (101), the supporting sleeve (203 b) is arranged on the surface of the supporting post (203 a), the limiting rod (203 c) is arranged on the surface of the supporting sleeve (203 b), the sector gear (203 d) is arranged on the surface of the supporting sleeve (203 b), the rack (203 e) is arranged on one side of the sector gear (203 d), the fixing frame (203 f) is arranged on one side of the circuit breaker (101), the limiting block (203 g) is arranged in the fixing frame (203 f), the fixing plate (203 h) is arranged on one side of the limiting block (203 g), and the fourth spring (203 i) is arranged on one side of the fixing plate (203 j) is arranged on one side of the fixing plate (203 f).
  2. 2. The secondary fused on-pole circuit breaker of claim 1, wherein the support member (102) comprises a support frame (102 a), angle irons (102 b), a post insulator (102 c) and a wire inlet terminal (102 d), wherein the support frame (102 a) is arranged on one side of the circuit breaker (101), the angle irons (102 b) are positioned at the end parts of the support frame (102 a), the post insulator (102 c) is arranged at the top parts of the angle irons (102 b), and the wire inlet terminal (102 d) is positioned at the top parts of the post insulators (102 c).
  3. 3. The secondary fused on-pole circuit breaker of claim 2, wherein the driving member (103) comprises a driving shaft (103 a), a positioning ring (103 b), a rotating frame (103 c) and an operating rod (103 d), wherein the driving shaft (103 a) is arranged in the supporting frame (102 a), the positioning ring (103 b) is arranged on the surface of the driving shaft (103 a), the rotating frame (103 c) is arranged on the surface of the driving shaft (103 a), and the operating rod (103 d) is arranged at the end part of the driving shaft (103 a).
  4. 4. The secondary fused on-pole circuit breaker of claim 3 wherein said connector (104) comprises a spacer blade (104 a) and an operating insulator (104 b), said spacer blade (104 a) being disposed on one side of said circuit breaker (101), said operating insulator (104 b) being disposed within said spacer blade (104 a).
  5. 5. The secondary on-column circuit breaker according to claim 4, wherein the adjusting member (201) comprises a fixed handle (201 a), a slide bar (201 b), a first spring (201 c), a pressing plate (201 d), a slide plate (201 e) and a positioning sleeve (201 f), wherein the fixed handle (201 a) is arranged on one side of the operating rod (103 d), the slide bar (201 b) is arranged on one side of the fixed handle (201 a), the first spring (201 c) is arranged on the surface of the slide bar (201 b), the pressing plate (201 d) is arranged on the surface of the slide bar (201 b), the slide plate (201 e) is arranged on one side of the operating rod (103 d), and the positioning sleeve (201 f) is arranged on one side of the operating rod (103 d).
  6. 6. The secondary fused on-pole circuit breaker according to claim 5, wherein the regulating member (201) further comprises a connecting plate (201 g) and a push plate (201 h), the connecting plate (201 g) is disposed on one side of the sliding plate (201 e), and the push plate (201 h) is disposed on one side of the connecting plate (201 g).
  7. 7. The secondary fusion on-pole circuit breaker of claim 6, wherein the grid baffle (204) comprises a limit sleeve (204 a), a grid baffle (204 b), a fifth spring (204 c) and a supporting block (204 d), wherein the limit sleeve (204 a) is arranged on one side of the circuit breaker (101), the grid baffle (204 b) is positioned in the limit sleeve (204 a), the fifth spring (204 c) is arranged at the end part of the grid baffle (204 b), and the supporting block (204 d) is positioned on one side of the circuit breaker (101).
  8. 8. The secondary fusion on-pole circuit breaker of claim 7, wherein the reset member (205) comprises a fixed pole (205 a), a rotating sleeve (205 b), a driving rod (205 c), a reset rod (205 d), a positioning plate (205 e), a sixth spring (205 f) and a stand column (205 g), wherein the fixed pole (205 a) is arranged on one side of the circuit breaker (101), the rotating sleeve (205 b) is arranged on the surface of the fixed pole (205 a), the driving rod (205 c) is arranged on the surface of the rotating sleeve (205 b), the reset rod (205 d) is arranged on the surface of the rotating sleeve (205 b), the positioning plate (205 e) is arranged on one side of the circuit breaker (101), the sixth spring (205 f) is arranged on one side of the positioning plate (205 e), and the stand column (205 g) is arranged on one side of the circuit breaker (101).

Description

Secondary fusion on-column circuit breaker Technical Field The invention relates to the technical field of electric control, in particular to a secondary fusion on-column circuit breaker. Background The circuit breaker on the secondary integration post has short circuit fault and overvoltage protection effect, and its overcurrent protection effect is accomplished by the magnetic induction coil, because of its maintenance function is multiple functional, overhauls, facilitates the use, and is general in power supply system application, and current circuit breaker is when overhauling, and the workman breaks off the isolation sword through the control lever, but in the maintenance process, probably because the touching of staff leads to the isolation sword to be closed for the staff electrocutes and causes the incident. Disclosure of Invention This section is intended to outline some aspects of embodiments of the application and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the application and in the title of the application, which may not be used to limit the scope of the application. The present invention has been made in view of the above and/or problems occurring in the prior art secondary fused on-pole circuit breakers. Therefore, the invention aims to solve the problem that when the existing circuit breaker is overhauled, a worker breaks the isolating knife through the control rod, but in the overhauling process, the isolating knife is closed possibly because of the touch of the worker, so that the worker gets an electric shock to cause a safety accident. The invention provides a secondary fusion on-column circuit breaker which comprises a main body assembly, a connecting piece and a wire outlet terminal, wherein the main body assembly comprises a circuit breaker, a supporting piece, a driving piece, a connecting piece and the wire outlet terminal, the supporting piece is arranged on one side of the circuit breaker, the driving piece is positioned in the supporting piece, the connecting piece is arranged on the circuit breaker, the wire outlet terminal is positioned at the top of the circuit breaker, and the wire outlet terminal is arranged on the top of the circuit breaker Limiting component set up in circuit breaker one side, including regulating part, setting element, locating part, check fender piece, reset piece and fixed shell, the setting element set up in driving part one side, the setting element is located circuit breaker one side, the setting element set up in circuit breaker one side, the check fender piece is located circuit breaker one side, the reset piece is located circuit breaker one side, the fixed shell set up in circuit breaker one side. As an optimal scheme of the secondary fusion on-column circuit breaker, the supporting piece comprises a supporting frame, angle irons, a post insulator and a wire inlet terminal, wherein the supporting frame is arranged on one side of the circuit breaker, the angle irons are positioned at the end parts of the supporting frame, the post insulator is arranged at the top of the angle irons, and the wire inlet terminal is positioned at the top of the post insulator. The driving piece comprises a driving shaft, a positioning ring, a rotating frame and an operating rod, wherein the driving shaft is arranged in the supporting frame, the positioning ring is positioned on the surface of the driving shaft, the rotating frame is arranged on the surface of the driving shaft, and the operating rod is positioned at the end part of the driving shaft. As a preferable scheme of the secondary fusion on-pole circuit breaker, the connecting piece comprises an isolating knife and an operating insulator, wherein the isolating knife is arranged on one side of the circuit breaker, and the operating insulator is positioned in the isolating knife. As a preferable scheme of the secondary fusion on-column circuit breaker, the adjusting piece comprises a fixed handle, a sliding rod, a first spring, a squeezing plate, a sliding plate and a positioning sleeve, wherein the fixed handle is arranged on one side of the operating rod, the sliding rod is positioned on one side of the fixed handle, the first spring is arranged on the surface of the sliding rod, the squeezing plate is positioned on the surface of the sliding rod, the sliding plate is arranged on one side of the operating rod, and the positioning sleeve is arranged on one side of the operating rod. As an optimal scheme of the secondary fusion on-column circuit breaker, the regulating piece further comprises a connecting plate and a push plate, wherein the connecting plate is arranged on one side of the sliding plate, and the push plate is arranged on one side of the connecting plate. As a preferable scheme of the secondary fusion on-pole circuit breaker, the positioning piece comprises a fixed sleeve, a sliding sleeve, a seco