CN216564057U

CN216564057U - Standardized low-voltage switchgear

Info

Publication number: CN216564057U
Application number: CN202120895600.4U
Authority: CN
Inventors: 袁文科; 曹建华; 马立军; 周景; 周超; 乔晓花; 李春梅; 姬涛
Original assignee: Ningxia Licheng Group Co ltd
Current assignee: Ningxia Licheng Group Co ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2022-05-17
Anticipated expiration: 2031-04-28

Abstract

The utility model discloses a standardized low-voltage switch cabinet which comprises a switch cabinet body and a top cover, wherein the rear end of the top cover is hinged to the rear end of the top of the switch cabinet body, and the standardized low-voltage switch cabinet also comprises a bus chamber and a breaker chamber. The bus chamber is fixedly arranged in the switch cabinet body and located below the top cover, the circuit breaker chamber is fixedly arranged in the switch cabinet body and located below the bus chamber, bus heat dissipation holes are formed in the top cover, the bus chamber is used for installing a copper bar, and the circuit breaker chamber is used for installing a circuit breaker. Compared with the prior art, the utility model is convenient for dismounting and maintenance of the copper bar and the circuit breaker.

Description

Standardized low-voltage switchgear

Technical Field

The utility model relates to the technical field of low-voltage switches, in particular to a standardized low-voltage switch cabinet.

Background

The power grid is an important infrastructure related to the national citizens, the low-voltage switch cabinet is the mainstream equipment with the widest application range of the power distribution network at present, and the low-voltage switch cabinet equipment is widely applied to a power distribution system and can quickly cut off fault equipment from the power grid when a power system fails. With the increasing application amount of power distribution equipment, more and more manufacturers begin to research, develop and produce related equipment and put into use in power grids. However, the existing low-voltage switch cabinet does not plan the installation positions of the copper bars and the circuit breaker, and when a fault occurs, the copper bars and the circuit breaker are not convenient to disassemble, assemble and maintain. Therefore, how to provide a standardized low-voltage switch cabinet convenient for the disassembly, assembly and maintenance of a copper bar and a circuit breaker is a technical problem to be solved urgently by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a standardized low-voltage switch cabinet, and aims to solve the technical problem.

In order to achieve the purpose, the utility model provides the following scheme:

the utility model discloses a standardized low-voltage switch cabinet, which comprises a switch cabinet body and a top cover, wherein the rear end of the top cover is hinged with the rear end of the top of the switch cabinet body, and the standardized low-voltage switch cabinet also comprises: the switch cabinet comprises a bus chamber and a circuit breaker chamber, wherein the bus chamber is fixedly arranged in the switch cabinet body and located below a top cover, the circuit breaker chamber is fixedly arranged in the switch cabinet body and located below the bus chamber, bus heat dissipation holes are formed in the top cover, the bus chamber is used for installing copper bars, and the circuit breaker chamber is used for installing a circuit breaker.

Preferably, the switch cabinet further comprises a bottom plate, the bottom plate is fixedly arranged at the bottom of the switch cabinet body, and a first installation positioning hole is formed in the bottom plate and used for fixing the bottom plate on an external structure through a bolt or a self-tapping screw.

Preferably, the circuit breaker room includes the mounting panel, be equipped with second installation locating hole on the mounting panel for be fixed in the circuit breaker through the bolt on the mounting panel.

Preferably, the switch cabinet body comprises a door panel and a cabinet body frame, the door panel comprises a front brow, a front upper door panel, a front lower ventilating plate, a rear brow, a rear door panel, a rear lower ventilating plate and two side door panels, the front brow and the rear brow are respectively and fixedly arranged at the front top end and the rear top end of the cabinet body frame, the front lower ventilating plate and the rear lower ventilating plate are respectively and fixedly arranged at the front bottom end and the rear bottom end of the cabinet body frame, the two side door panels are respectively and fixedly arranged at the left side and the right side of the cabinet body frame, the front upper door panel is fixedly arranged on the cabinet body frame, the position of the front upper door panel corresponds to the position of the bus chamber, the front door panel and the rear door panel are both hinged to the cabinet body frame, the position of the front door panel corresponds to the position of the circuit breaker chamber, and the front door panel is provided with an observation port, the preceding ventilating board down with all be equipped with first ventilation hole on the ventilating board down in the back.

Preferably, the front brow head comprises a first folding structure, the first folding structure comprises a first transverse folding edge and a first vertical folding edge, one side of the first transverse folding edge is fixedly arranged at one side of the front brow head close to the bus chamber, the first vertical folding edge is vertically connected with the other side of the first transverse folding edge, the two first folding structures are respectively and fixedly arranged at the top and the bottom of the front brow head, the two first vertical folding edges are bent towards the direction of the front brow head, the rear brow head comprises a second folding structure, the second folding structure comprises a second transverse folding edge and a second vertical folding edge, one side of the second transverse folding edge is fixedly arranged on the rear brow head, the second vertical folding edge is vertically connected with the other side of the second transverse folding edge, and the two second folding structures are respectively and fixedly arranged at the top and the bottom of the rear brow head, the two second vertical folding edges are bent towards the direction of the back brow.

Preferably, a second vent hole is formed in the back brow.

Preferably, the bus-bar room includes bus-bar clamp and bus-bar clamp installation roof beam, bus-bar clamp fixed set up in on the bus-bar clamp installation roof beam, two bus-bar clamp installation roof beam fixed respectively set up in the left and right sides of cabinet body frame.

Preferably, the distance between the center of the first mounting positioning hole and the edge of the bottom plate is 70mm, and the diameter of the first mounting positioning hole is 13 mm.

Preferably, the busbar clamp mounting beam is parallel to the top cover, the distance between the busbar clamp mounting beam and the top cover is 230mm, and the mounting plate is parallel to the bottom plate, and the distance between the mounting plate and the bottom plate is 1080 mm.

Compared with the prior art, the utility model has the following technical effects:

the utility model provides a standardized low-voltage switch cabinet which comprises a switch cabinet body and a top cover, wherein the rear end of the top cover is hinged to the rear end of the top of the switch cabinet body, the standardized low-voltage switch cabinet further comprises a bus chamber and a circuit breaker chamber, the bus chamber is fixedly arranged in the switch cabinet body and located below the top cover, the circuit breaker chamber is fixedly arranged in the switch cabinet body and located below the bus chamber, a bus heat dissipation hole is formed in the top cover, the bus chamber is used for mounting a copper bar, and the circuit breaker chamber is used for mounting a circuit breaker. Through planning the position of generating line room and circuit breaker room, when the device broke down, the workman can discern the position of copper bar and circuit breaker fast to maintain or change, improved work efficiency, and saved the time of having a power failure because of the trouble.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic front view of a standardized low-voltage switchgear of the present invention;

FIG. 2 is a schematic view of the back side structure of the standardized low-voltage switchgear of the present invention;

FIG. 3 is a schematic structural view of a cabinet frame;

FIG. 4 is an enlarged view of a portion of A of FIG. 3;

FIG. 5 is a schematic structural view of a base plate;

FIG. 6 is a partial enlarged view of B in FIG. 5

Wherein, 1: a cabinet frame; 2: a circuit breaker chamber; 3: a bus bar chamber; 4: a door panel; 5: a base plate; 2-1, mounting a plate; 3-1: a bus clamp mounting beam; 3-2: a bus bar clamp; 3-3: copper bars; 4-1: the anterior brow; 4-2: a front lower vent panel; 4-3: the back brow; 4-4: a rear lower vent panel; 4-5: an upper door panel; 4-6: a front door panel; 4-7: a rear door panel; 5-1: the first installation locating hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

As shown in fig. 1 to 6, the present embodiment provides a standardized low-voltage switch cabinet, which includes a switch cabinet body and a top cover, wherein the rear end of the top cover is hinged to the top rear end of the switch cabinet body, and further includes a bus bar chamber 3 and a circuit breaker chamber 2.

The bus chamber 3 is fixedly arranged in the switch cabinet body and located below the top cover, the circuit breaker chamber 2 is fixedly arranged in the switch cabinet body and located below the bus chamber 3, bus heat dissipation holes are formed in the top cover, the bus chamber 3 is used for installing copper bars 3-3, and the circuit breaker chamber 2 is used for installing a circuit breaker. By planning the positions of the bus chamber 3 and the breaker chamber 2, when the device breaks down, workers can quickly identify the positions of the copper bars 3-3 and the breaker and maintain or replace the copper bars 3-3 and the breaker, so that the working efficiency is improved, and the power failure time caused by the fault is saved.

When the on-site low-voltage switch cabinet breaks down and needs to be replaced by the whole low-voltage switch cabinet, in order to realize quick installation of the low-voltage switch cabinet, the low-voltage switch cabinet further comprises a bottom plate 5, the bottom plate 5 is fixedly arranged at the bottom of the switch cabinet body, and a first installation positioning hole 5-1 is formed in the bottom plate 5 and used for fixing the bottom plate 5 on an external structure through a bolt or a self-tapping screw. Through planning first mounting hole on bottom plate 5, when installation, change low-voltage switchgear, pass self tapping screw first mounting hole and with exterior structure (like the channel-section steel base) fixed connection, can be structural with bottom plate 5 snap-on externally, improved work efficiency.

In order to improve the speed of disassembling and assembling the circuit breaker and further improve the working efficiency, in this embodiment, the circuit breaker chamber 2 includes a mounting plate 2-1, and a second mounting positioning hole is provided on the mounting plate 2-1, and is used for fixing the circuit breaker on the mounting plate 2-1 through a bolt.

The form of the switch cabinet body is various, and the switch cabinet body can be selected by a person skilled in the art according to needs. In the embodiment, the switch cabinet body comprises a door panel 4 and a cabinet body frame 1, the door panel 4 comprises a front upper frame 4-1, a front upper frame 4-5, a front door panel 4-6, a front lower ventilating board 4-2, a rear upper frame 4-3, a rear door panel 4-7, a rear lower ventilating board 4-4 and two side door panels, the front upper frame 4-1 and the rear upper frame 4-3 are respectively and fixedly arranged at the front end and the rear end of the top of the cabinet body frame 1, the front lower ventilating board 4-2 and the rear lower ventilating board 4-4 are respectively and fixedly arranged at the front end and the rear end of the bottom of the cabinet body frame 1, the two side door panels are respectively and fixedly arranged at the left and right sides of the cabinet body frame 1, the front upper door panel 4-5 is fixedly arranged on the cabinet body frame 1, the position of the front upper door panel 4-5 corresponds to the position of the bus chamber 3, the front door panel 4-6 and the rear door panel 4-7 are both hinged with the cabinet body frame 1, the position of the front door plate 4-6 corresponds to the position of the circuit breaker chamber 2, the front door plate 4-6 is provided with an observation port, and the front lower ventilating plate 4-2 and the rear lower ventilating plate 4-4 are both provided with first ventilating holes. Furthermore, a second vent hole is arranged on the back brow 4-3.

In order to improve the strength of the device and avoid the influence on the safety of the device when the device is extruded and deformed, preferably, the front brow head 4-1 comprises a first folding structure, the first folding structure comprises a first transverse folding edge and a first vertical folding edge, one side of the first transverse folding edge is fixedly arranged on one side of the front brow head 4-1 close to the bus chamber 3, the first vertical folding edge is vertically connected with the other side of the first transverse folding edge, the two first folding structures are respectively and fixedly arranged at the top and the bottom of the front brow head 4-1, the two first vertical folding edges are both bent towards the direction of the front brow head 4-1, the rear brow head 4-3 comprises a second folding structure, the second folding structure comprises a second transverse folding edge and a second vertical folding edge, one side of the second transverse folding edge is fixedly arranged on the rear brow head 4-3, the second vertical folding edge is vertically connected with the other side of the second transverse folding edge, the two second folding structures are respectively and fixedly arranged at the top and the bottom of the rear brow head 4-3, the two second vertical folding edges are bent towards the direction of the back brow 4-3. By adopting the first folding structure and the second folding structure, the strength of the front upper frame 4-1 and the strength of the rear upper frame 4-3 are increased, and the integral sealing performance of the low-voltage switch cabinet is improved.

The form of the busbar compartment 3 is various and can be selected by a person skilled in the art as desired. In this embodiment, the bus bar compartment 3 includes bus bar clips 3-2 and bus bar clip mounting beams 3-1, the bus bar clips 3-2 are fixedly disposed on the bus bar clip mounting beams 3-1, and the two bus bar clip mounting beams 3-1 are respectively and fixedly disposed on the left and right sides of the cabinet frame 1.

In order to realize quick mechanical energy maintenance and replacement when replacing a low-voltage switch cabinet, so as to improve the working efficiency, in the embodiment, the distance between the center of the first mounting positioning hole 5-1 and the edge of the bottom plate 5 is 70mm, and the diameter of the first mounting positioning hole 5-1 is 13 mm. Further, the bus clamp mounting beam 3-1 is parallel to the top cover, the distance between the bus clamp mounting beam and the top cover is 230mm, and the mounting plate 2-1 is parallel to the bottom plate 5, and the distance between the mounting plate and the bottom plate is 1080 mm. The size modularization and the standardization of the low-voltage switch cabinet improve the universality of the device.

The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the utility model.

Claims

1. The utility model provides a standardized low-voltage switchgear cabinet, includes cubical switchboard body and top cap, the rear end of top cap articulate in the top rear end of cubical switchboard body, its characterized in that still includes: the switch cabinet comprises a bus chamber and a circuit breaker chamber, wherein the bus chamber is fixedly arranged in the switch cabinet body and located below a top cover, the circuit breaker chamber is fixedly arranged in the switch cabinet body and located below the bus chamber, bus heat dissipation holes are formed in the top cover, the bus chamber is used for installing copper bars, and the circuit breaker chamber is used for installing a circuit breaker.

2. Standardized low-voltage switchgear cabinet according to claim 1, characterized in that: the bottom plate is fixedly arranged at the bottom of the switch cabinet body, and a first mounting positioning hole is formed in the bottom plate and used for fixing the bottom plate on an external structure through a bolt or a self-tapping screw.

3. Standardized low-voltage switchgear cabinet according to claim 2, characterized in that: the circuit breaker room includes the mounting panel, be equipped with second installation locating hole on the mounting panel for be fixed in the circuit breaker through the bolt on the mounting panel.

4. Standardized low-voltage switchgear cabinet according to claim 3, characterized in that: the switch cabinet body comprises a door plate and a cabinet body frame, the door plate comprises a front brow, a front upper door plate, a front lower ventilating plate, a rear brow, a rear door plate, a rear lower ventilating plate and two side door plates, the front brow and the rear brow are respectively and fixedly arranged at the front top end and the rear top end of the cabinet body frame, the front lower ventilating plate and the rear lower ventilating plate are respectively and fixedly arranged at the front bottom end and the rear bottom end of the cabinet body frame, the two side door plates are respectively and fixedly arranged at the left side and the right side of the cabinet body frame, the front upper door plate is fixedly arranged on the cabinet body frame, the position of the front upper door plate corresponds to the position of the bus chamber, the front door plate and the rear door plate are hinged with the cabinet body frame, the position of the front door plate corresponds to the position of the circuit breaker chamber, and an observation port is arranged on the front door plate, the preceding ventilating board down with all be equipped with first ventilation hole on the ventilating board down in the back.

5. Standardized low-voltage switchgear cabinet according to claim 4, characterized in that: the front brow head comprises a first folding edge structure which comprises a first transverse folding edge and a first vertical folding edge, one side of the first transverse folded edge is fixedly arranged at one side of the front brow head close to the bus bar chamber, the first vertical folding edge is vertically connected to the other side of the first transverse folding edge, the two first folding edge structures are respectively and fixedly arranged at the top and the bottom of the front brow head, the two first vertical folding edges are bent towards the direction of the front brow head, the back brow head comprises a second flanging structure, the second flanging structure comprises a second transverse flanging and a second vertical flanging, one side of the second transverse folding edge is fixedly arranged on the back brow head, the second vertical folding edge is vertically connected to the other side of the second transverse folding edge, the two second folding edge structures are respectively and fixedly arranged at the top and the bottom of the back brow head, and the two second vertical folding edges are bent towards the direction of the back brow head.

6. Standardized low-voltage switchgear cabinet according to claim 4, characterized in that: and a second vent hole is formed in the back brow.

7. Standardized low-voltage switchgear cabinet according to claim 4, characterized in that: the generating line room includes that the generating line presss from both sides and generating line presss from both sides the installation roof beam, the generating line press from both sides fixed set up in on the generating line presss from both sides the installation roof beam, two the generating line presss from both sides the installation roof beam respectively fixed set up in the left and right sides of cabinet body frame.

8. Standardized low-voltage switchgear cabinet according to claim 2, characterized in that: the distance between the center of the first installation positioning hole and the edge of the bottom plate is 70mm, and the diameter of the first installation positioning hole is 13 mm.

9. Standardized low-voltage switchgear cabinet according to claim 7, characterized in that: the bus-bar clamp mounting beam is parallel to the top cover, the distance between the bus-bar clamp mounting beam and the top cover is 230mm, the mounting plate is parallel to the bottom plate, and the distance between the mounting plate and the bottom plate is 1080 mm.