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CN-122000808-A - Intelligent module type 12/24kV switch cabinet

CN122000808ACN 122000808 ACN122000808 ACN 122000808ACN-122000808-A

Abstract

The invention relates to the technical field of switch cabinets, in particular to an intelligent modular 12/24kV switch cabinet, wherein bus bars and outgoing line contacts are respectively arranged on two side walls of the bus bar cabinet, four groups of bus bar rows, output cables and electric switch components are arranged in an inner cavity of the bus bar cabinet, a handcart room and an operating cavity are respectively arranged on the upper side and the lower side of a handcart cabinet arranged on two sides of the bus bar cabinet, contact windows are respectively arranged on the inner side walls of the handcart room, a frame-shaped connecting piece comprises a rectangular frame body and a mechanical locking mechanism for buckling the rectangular frame body with the bus bar cabinet and the handcart cabinet, connecting contacts are arranged on the inner side walls of PT handcarts, the bottoms of the PT handcarts are in sliding clamping connection with the handcart room, a driving component is arranged in the operating cavity and provided with a push-pull driving mechanism and a driving end of the triggering electric switch component, and a linking piece is used for linking the PT handcarts to the push-pull driving mechanism, and a pipe fitting for opening the contact windows when a sealing door component is pushed by the PT handcarts and the top surface of the rectangular frame body is fixedly connected. The requirement of compact structure design and convenient assembly of the high-voltage switch cabinet is met.

Inventors

  • WANG AICHUN
  • WU HENG

Assignees

  • 安徽得润电气技术有限公司

Dates

Publication Date
20260508
Application Date
20251231

Claims (10)

  1. 1. An intelligent modular 12/24kV switchgear comprising: The bus cabinet (1) is characterized in that bus contacts (1.1) and outgoing line contacts (1.2) are arranged on the upper side and the lower side of the middle of two side walls in pairs respectively, four groups of bus rows and outgoing cables which are connected with the bus contacts (1.1) and the outgoing line contacts (1.2) respectively and electric brake components (1.3) used for closing the switch of each group of bus rows and the outgoing cables are arranged in an inner cavity of the bus cabinet (1), and driving ends of the electric brake components (1.3) are sleeved on the two side walls of the bus cabinet (1) in a rotating mode respectively; The handcart cabinet (2) is arranged on two sides of the bus cabinet (1) in pairs, the upper part and the lower part of the handcart cabinet (2) are respectively provided with a handcart room (2.1), the lower side of the handcart room (2.1) is provided with an operation cavity (2.2), the positions of the inner side wall of the handcart room (2.1) corresponding to the bus contact (1.1) and the wire outlet contact (1.2) are respectively provided with a contact window (2.6), and the bottom surface of the handcart room (2.1) is provided with a T-shaped groove (2.4); The frame-shaped connecting piece (3) comprises a rectangular frame body (3.1) arranged between the side wall outer edges of the bus cabinet (1) and the handcart cabinet (2) and a mechanical locking mechanism (3.2) used for buckling the rectangular frame body (3.1) with the corresponding bus cabinet (1) and handcart cabinet (2); The PT handcart (4) is provided with a connecting contact (4.1) which is respectively inserted and matched with the bus contact (1.1) and the outgoing contact (1.2) on the inner side wall, and the bottom of the PT handcart is in sliding clamping connection with the handcart room (2.1); the driving assembly (5) is arranged in the operating cavity (2.2) and is integrated with a push-pull driving mechanism and a transmission mechanism for triggering the driving end of the electric switch assembly (1.3); the linkage piece (6) is fixed on the bottom surface of the PT handcart (4) and is linked with a moving part of the push-pull driving mechanism in the driving assembly (5) through the T-shaped groove (2.4); The closed door assembly (7) is used for normally closing the contact window (2.6) and opening the contact window (2.6) when the contact window is pushed by the PT handcart (4); The instrument cabinet (8) is arranged at the top of one handcart cabinet (2) and the inner side of the instrument cabinet is fixedly provided with a pipe fitting (8.1) fixedly connected with the top surface of the rectangular frame body (3.1).
  2. 2. The intelligent module type 12/24kV switch cabinet according to claim 1, wherein the switch assembly (1.3) comprises a base plate (1.3.1) fixed on the side wall of the inner cavity of the bus cabinet (1) by bolts, a shaft seat (1.3.2) fixed on the front end of the bottom of the base plate (1.3.1), a rotating shaft head (1.3.3) rotatably sleeved on the shaft seat (1.3.2) and the outer end of the rotating shaft head penetrates through the side wall of the bus cabinet (1), a driving bevel gear (1.3.4) fixedly sleeved on the inner end of the rotating shaft head (1.3.3), a plurality of supports (1.3.5) longitudinally fixed on the bottom of the side wall of the base plate (1.3.1), a shaft lever (1.3.6) rotatably sleeved on the supports (1.3.5), a driven bevel gear (1.3.7) fixedly sleeved on the front end of the shaft lever (1.3.6) and meshed with the driving bevel gear (1.3.4), a driven bevel gear (1.3.3.7) fixedly sleeved on the inner end of the rotating shaft seat (1.3.3.3.3.3) and a swinging wire (2) fixedly sleeved on the inner end of the base plate (1.3.3.5), a plurality of supports (1.3.3.5) rotatably sleeved on the side wall of the base plate (1.3.5) and rotatably sleeved on the base plate (1.3.5) at the bottom of the side wall, and a plurality of shaft levers (1.3.3.6.6.6) rotatably sleeved on the base plate, and rotatably sleeved on the base plate (1.3.6.6) and meshed with the front end of the base plate, and the driven bevel gear The top bottom end is respectively connected with the extension spring piece (1.3.12) of the fixed lug seat (1.3.11) and the swing lug seat (1.3.10) in a rotating mode, and the fixed contact (1.3.13) which is matched with the end of the swing contact (1.3.9) in a clamping mode and is electrically connected with the input end of an output cable in the bus cabinet (1) is connected with the input end of the output cable, and the rotating shaft head (1.3.3) is the driving end of the electric brake assembly (1.3).
  3. 3. An intelligent modular 12/24kV switchgear as claimed in claim 1, wherein: the bus cabinet is characterized in that a plurality of first lock holes (1.4) are vertically arranged at the front end and the rear end of two side walls of the bus cabinet (1) respectively, second lock holes (2.7) are arranged at the front end and the rear end of the inner side wall of the handcart cabinet (2) respectively, the mechanical locking mechanism (3.2) comprises threaded sleeves (3.2.5) fixedly sleeved at the front wall and the rear wall of the rectangular frame body (3.1), locking screws (3.2.6) in the threaded sleeves (3.2.5) are sleeved with threads, linkage blocks (3.2.7) at the inner ends of the locking screws (3.2.6) are rotatably sleeved with two ends of the linkage blocks (3.2.7) respectively, the two ends of the linkage blocks are rotatably sleeved with the two side walls of the rectangular frame body (3.1) respectively, rotating shafts (3.2.1) corresponding to the first lock holes (1.4) and the second lock holes (2.7), locking blocks (3.2.1) are fixedly sleeved with the two ends of the rotating shafts (3.2.1) and the two lock holes (2.7) are correspondingly sleeved with the two ends of the corresponding lock holes (3.2.2.2.2.2.1), one ends of the two ends of the swing arms are fixedly sleeved with the two ends of the swing arms (3.2.2.3.2.4) are correspondingly connected with the two ends of the corresponding to the lower side of the swing arms (3.3.2.3.4) and the lower ends of the swing arm (3.2.4).
  4. 4. The intelligent modular 12/24kV switch cabinet of claim 1, wherein the driving assembly (5) comprises a drawing frame (5.1) fixedly inserted into the operation cavity (2.2), a driving screw (5.2) with two ends respectively sleeved on the middle part of an inner side wall plate and an outer side wall plate of the drawing frame (5.1) in a rotating mode, a screw nut (5.3) sleeved on the driving screw (5.2) in a threaded mode, a pushing block (5.4) with the middle part fixedly sleeved outside the screw nut (5.3) and a guide rod I (5.5) with two ends vertically fixed on the inner side wall plate of the drawing frame (5.1) and sleeved on two ends of the pushing block (5.4) in a sliding mode, a rectangular groove (5.4.1) corresponding to the T-shaped groove (2.4) is formed in the middle of the top surface of the pushing block (5.4), a base (6.1) fixed on the middle part of the bottom surface of the driving screw (5.2) in a bolt mode, a clamping groove (6.1.1) is formed in the middle of the base (6.1) in the middle, and a groove (6.1.1) is formed in the front of the rotating groove (1.1) in a clamping groove (1.1).
  5. 5. The intelligent module type 12/24kV switch cabinet according to claim 4, wherein an inner side wall plate of the drawing frame (5.1) is rotatably sleeved with a closing prism (5.10) with the inner end being matched with the driving end of the electric switch assembly (1.3) in a sleeved mode along the axial direction, an operating prism (5.6) opposite to the closing prism (5.10) is rotatably sleeved on the outer side wall plate of the drawing frame (5.1), a prism sleeve (5.7) is sleeved on the operating prism (5.6) in a sliding mode, a movable plate (5.8) with the rear end extending to the inner side of the front end of the pushing block (5.4) is sleeved on the outer side wall plate of the prism sleeve (5.7), a guide rod II (5.9) which is sleeved on the inner side of the movable plate (5.8) in a sliding mode is fixed between the inner side wall plate and the inner side wall plate of the drawing frame (5.1) and the front end of the movable plate (5.8), a reset spring (5.11) is sleeved on the position of the guide rod II (5.9) located on the inner side of the movable plate (5.8), and the end of the guide rod II is sleeved on the movable plate (5.7) in a sliding mode along the axial direction.
  6. 6. The intelligent modular 12/24kV switch cabinet of claim 1, wherein the closed door assembly (7) comprises a mounting seat (7.4) fixed on the top and bottom ends of the front and rear parts of the inner side wall of the handcart room (2.1), vertical rods (7.1) with the top and bottom ends respectively fixed on the mounting seat (7.4), end blocks (7.2) sleeved on the upper and lower sides of the middle part of the vertical rods (7.1) in a sliding manner, sealing plates (7.3) with the front and rear ends respectively fixedly connected with the corresponding end blocks (7.2) and sealing the contact window (2.6), L-shaped rails (7.6) fixed on the middle part of the front and rear walls of the handcart room (2.1) and extending horizontally, trigger blocks (7.7) with the bottom ends being in sliding clamping connection with the L-shaped rails (7.6), connecting rods (7.8) with the inner ends in rotating connection with the corresponding end blocks (7.2) in the outer ends in a sliding manner, and compression grooves (7.5) sleeved on the front and rear sides of the vertical rods (7.1) of the handcart room are respectively provided with PT grooves (4).
  7. 7. The intelligent module type 12/24kV switch cabinet of claim 6, wherein the top surface of the L-shaped rail (7.6) is provided with a strip-shaped groove (7.6.1) along the axial direction of the L-shaped rail, and the bottom end of the trigger block (7.7) is in sliding clamping connection with the strip-shaped groove (7.6.1).
  8. 8. The intelligent module type 12/24kV switch cabinet according to claim 1, wherein an intelligent control socket (2.5) is arranged at the top of the outer side of an inner cavity of the handcart room (2.1), an intelligent control plug (4.2) which is in plug-in matching with the intelligent control socket (2.5) is connected to the top of the PT handcart (4) through a wire harness, a wiring socket (2.8) which is in electric signal connection with the intelligent control socket (2.5) is arranged on the inner side wall of the handcart cabinet (2), a vertical shell (3.3) is fixed in the middle of the inner cavity of the rectangular frame (3.1), and a wire outlet hole (3.3.1) is formed in the position of the vertical shell (3.3) corresponding to the wiring socket (2.8).
  9. 9. The intelligent module type 12/24kV switch cabinet of claim 8, wherein a connecting ring (3.4) is fixed in the middle of the top surface of the rectangular frame body (3.1), and a connecting flange (8.2) fixedly connected with the connecting ring (3.4) is connected to the bottom of the pipe fitting (8.1).
  10. 10. The intelligent module type 12/24kV switch cabinet of claim 1, wherein sliding rails (2.3) are respectively fixed on the front side and the rear side of the bottom surface of the inner cavity of the handcart room (2.1), and a strip-shaped clamping rail (4.3) matched with the sliding rails (2.3) in a sliding clamping manner is fixed on the bottom surface of the PT handcart (4).

Description

Intelligent module type 12/24kV switch cabinet Technical Field The invention relates to the technical field of switch cabinets, in particular to an intelligent modular 12/24kV switch cabinet. Background Along with the development of the power system to the intelligent and high-reliability direction, the structural design, the operation convenience and the operation safety of the high-voltage power distribution cabinet become important points of industry attention. The traditional high-voltage power distribution cabinet generally comprises an instrument room, a handcart room, a bus room and a cable room, wherein the cable room is internally provided with a cable, an outgoing line contact, a current transformer, a line arrester, a grounding switch, a zero sequence current transformer and the like, the instrument room is internally provided with various intelligent control elements, protection and display modules and the like, the bus room is internally provided with a busbar, a bus contact and the like, and the handcart room is internally provided with independent modules such as a circuit breaker or a transformer and the like. The problems of loose structure, large occupied area, inconvenience in quick assembly and the like often exist. Especially in handcart-type cubical switchboard, still there is the optimization room in aspects such as handcart's layout mode, cabinet body structure, guide rail material and door body design. Therefore, a high-voltage power distribution cabinet which is compact in structure, flexible in operation, safe, reliable and convenient to assemble is needed. Disclosure of Invention The invention aims to provide an intelligent modular 12/24kV switch cabinet which is used for solving the problems that a high-voltage switch cabinet in the prior art is loose in structure and inconvenient to assemble. The intelligent modular 12/24kV switch cabinet comprises an intelligent modular 12/24kV switch cabinet body, wherein bus contacts and outgoing line contacts are arranged on the upper side and the lower side of the middle of two side walls of the bus cabinet body in pairs respectively, four groups of bus rows and outgoing cables which are connected with the bus contacts and the outgoing line contacts respectively and an electric brake assembly used for closing the bus rows and the outgoing cables of each group are arranged in an inner cavity of the bus cabinet body, driving ends of the electric brake assembly are respectively sleeved on the two side walls of the bus cabinet body in a rotating mode, the handcart cabinet body is arranged on the two sides of the bus cabinet body in pairs, handcart chambers are respectively arranged on the upper side and the lower side of the handcart chambers, operating cavities are respectively arranged on the lower side of the handcart chambers, contact windows are respectively arranged on the inner side walls of the handcart chambers corresponding to the positions of the bus contacts and the outgoing line contacts, T-shaped grooves are formed in the bottom surfaces of the handcart chambers, the frame-shaped connecting piece comprises a rectangular frame body arranged between the bus cabinet body and the outer edges of the side walls of the handcart cabinet body and the corresponding PT-shaped frame body, a mechanical locking mechanism used for buckling the PT cabinet body and the corresponding bus cabinet body, the inner side walls are respectively, the handcart cabinet inner side walls are provided with push-pull contact boxes, the contact is fixedly connected with the bottom face of the driving mechanism of the PT cabinet body and the driving mechanism, and the driving mechanism is fixedly connected with the top surface of the driving mechanism through the T-shaped contact box, and the driving mechanism is fixedly connected with the driving mechanism, and the driving mechanism is fixedly connected with the top-shaped PT-shaped inner side opening device, and the driving mechanism. Preferably, the electric brake assembly comprises a base plate fixed on the inner cavity side wall of the bus cabinet by bolts, a shaft seat fixed on the front end of the bottom of the base plate, a rotating shaft head rotatably sleeved on the shaft seat and the outer end of which penetrates through the side wall of the bus cabinet, a driving bevel gear fixedly sleeved on the inner end of the rotating shaft head, a plurality of supports longitudinally fixed on the bottom of the side wall of the base plate, a shaft rod rotatably sleeved on the supports, a driven bevel gear fixedly sleeved on the front end of the shaft rod and meshed with the driving bevel gear, three fixed sleeves fixedly sleeved on the shaft rod, a swinging contact fixed on the front end of the fixed sleeves in the radial direction and respectively electrically connected with the inner end of the outgoing contact, a swinging lug seat fixed on the rear end of the fixed sleeve, a fixed lug seat fixed on the top of