WO2016138762A1

WO2016138762A1 - Cabinet distributor fixed support, cabinet distributor assembly and cabinet

Info

Publication number: WO2016138762A1
Application number: PCT/CN2015/090232
Authority: WO
Inventors: 王有为; 张阿鹏; 吕正男; 陈伟良
Original assignee: 中兴通讯股份有限公司
Priority date: 2015-03-02
Filing date: 2015-09-22
Publication date: 2016-09-09
Also published as: CN204497576U

Abstract

A cabinet distributor fixed support (101), cabinet distributor assembly and cabinet, the cabinet distributor fixed support (101) comprising a rear fixed portion (1) and a front fixed portion (2). The front fixed portion (2) is connected to the rear fixed portion (1). The rear fixed portion (1) comprises a rear fixed plane configured as a fixed shunt (106) and a contactor (107). The front fixed portion (2) comprises a front fixed plane (21) configured as a fixed air circuit breaker (105).

Description

Cabinet power distribution fixing bracket, cabinet power distribution assembly and cabinet

Technical field

The utility model relates to the field of electronics and electric power, in particular to a cabinet power distribution fixed bracket, a cabinet power distribution assembly and a cabinet.

Background technique

At present, the distribution device in the cabinet on the market is mainly distributed installation; among them, the air is open, the terminal is a component, the shunt and the contactor are one component, and the two components are arranged separately, which requires a large space, installation and Maintenance is also inconvenient; and, a set of open is often connected to a short short copper row, and then the short copper is connected to the corresponding contactor, so the short copper bar should be removed when replacing an empty one. That is, each open screw must be removed first, and the open and terminal rails are either horizontally mounted, connected up and down, or vertically installed, left and right wiring, requiring at least 3U (U indicates cabinet height, 3U = 4.45cm × 3) The operation space requires a large cabinet space, resulting in high cost.

Summary of the invention

The embodiments of the present invention are expected to provide a cabinet power distribution fixed bracket, a cabinet power distribution assembly, and a cabinet, which solves the problem that the existing power distribution device is troublesome to assemble and takes up a large space.

The embodiment of the present invention provides a cabinet power distribution device fixing bracket, comprising a rear fixing portion and a front fixing portion; the front fixing portion is connected with the rear fixing portion; the rear fixing portion includes a rear fixing plane, and the rear portion The fixed plane is configured as a fixed splitter and a contactor; the front fixed portion includes a front fixed plane configured to secure the air circuit breaker.

In an embodiment of the present invention, the front fixing plane includes a high-end inclined surface and a low-end inclined surface, the high-end inclined surface is adjacent to the rear fixing portion, and the high-end inclined surface is configured as a fixed air circuit. Device.

In an embodiment of the present invention, the front fixing portion further includes a connection fixing surface, the connection fixing surface is close to the rear fixing portion, and the connection fixing surface is configured as a fixed connection member.

The embodiment of the present invention further provides a cabinet power distribution assembly, including a power splitter, a contactor, an air circuit breaker, and a cabinet power distribution fixing bracket according to the embodiment of the present invention; the power splitter and the contactor are fixed at a rear fixing portion of the cabinet power distribution fixing bracket; the air circuit breaker is fixed to a front fixing portion of the cabinet power distribution fixing bracket; and an input end of the air circuit breaker is fixed to a rear fixing of the cabinet power distribution fixing bracket The electrical connection between the shunt, the contactor and the air circuit breaker.

In an embodiment of the present invention, the shunt and the contactor are fixed to the rear fixing portion of the cabinet power distribution fixing bracket, and the shunt is fixed to the rear fixed portion. On the fixed plane, the contactor is fixed above the shunt.

In an embodiment of the present invention, the method further includes a connecting component; the front fixing portion further includes a connecting fixing surface; the connecting component is fixed on the connecting fixing surface; and the connecting component is connected to the contactor at one end The other end of the output is connected to the input of the air circuit breaker.

In an embodiment of the present invention, the connecting component is a shorted copper bar, one end of the shorted copper bar is connected to an output end of the contactor, and the other end of the shorting copper bar is connected to a corresponding air. The input of the circuit breaker.

In an embodiment of the present invention, the connecting component is a busbar and a tooth row; one end of the busbar is connected to an output end of the contactor, and the other end of the busbar is connected to one end of the tooth row Connected; the other end of the row of teeth is connected to the input of the air circuit breaker.

In an embodiment of the invention, the input and/or output of the air circuit breaker is provided with a connection terminal.

The embodiment of the present invention further provides a cabinet, including a cabinet and a cabinet power distribution assembly; the cabinet power distribution assembly is disposed in the cabinet;

The cabinet power distribution assembly includes a shunt, a contactor, an air circuit breaker, and the present invention The cabinet power distribution fixing bracket of the embodiment; the flow divider and the contactor are fixed to a rear fixing portion of the cabinet power distribution fixing bracket; the air circuit breaker is fixed in front of the cabinet power distribution fixing bracket a fixing portion; an input end of the air circuit breaker faces a rear fixing portion of the cabinet power distribution fixing bracket; and the power splitter, the contactor and the air circuit breaker are electrically connected.

In an embodiment of the present invention, the cabinet power distributor assembly further includes a connecting component; the front fixing portion further includes a connecting fixing surface; the connecting component is fixed on the connecting fixing surface; the connecting component One end is connected to the output end of the contactor, and the other end is connected to the input end of the air circuit breaker.

The beneficial effects of the embodiments of the present invention are:

An embodiment of the present invention provides a cabinet power distribution fixed bracket, a cabinet power distribution assembly, and a cabinet. The cabinet power distribution fixing bracket includes a rear fixing portion and a front fixing portion. The front fixing portion is connected to the rear fixing portion. The rear fixing portion includes a rear fixing plane configured to fix the flow divider and the contactor; the front fixing portion includes a front fixing plane configured to fix the air circuit breaker . By adopting the embodiment of the utility model, Through the cabinet power distribution fixing bracket, the power distribution devices are assembled to form an integrated installation instead of the existing distributed installation, which is convenient for installation, and the entire power distribution part can utilize the space of the cabinet efficiently, thereby saving production and maintenance costs. Reduce the cabinet volume and reduce the cost of the cabinet.

DRAWINGS

1 is a schematic structural view of a cabinet power distribution fixed bracket according to Embodiment 1 of the present invention;

2 is a schematic structural view of another cabinet power distribution fixing bracket in the first embodiment of the present invention;

3 is a schematic structural view of a cabinet power distributor assembly according to Embodiment 2 of the present invention.

detailed description

The present invention will be further described in detail below with reference to the accompanying drawings.

Embodiment 1:

1 is a schematic structural view of a cabinet power distribution unit fixing bracket according to a first embodiment of the present invention; as shown in FIG. 1 , the cabinet power distribution unit mounting bracket 101 of the present invention includes a rear fixing portion 1 and a front fixing portion 2; The front fixing portion 2 is higher than the rear fixing portion 1; the front fixing portion 2 is connected to the rear fixing portion 1, and the rear fixing portion 1 is configured to fix a flow divider and a contactor; the rear fixing portion 1 comprises a rear fixed plane configured as a fixed splitter and a contactor; said front fixed portion 2 comprises a front fixed plane 21 configured as a fixed air circuit breaker. The output end of the air circuit breaker faces the rear fixing portion 1; the shunt is connected to the contactor; the contactor is electrically connected to the air circuit breaker, and the electrical connection Specifically, it is possible to use a wire connection and a fixed connection with a connecting member, which should be understood as long as any connection of the contactor to the air circuit of the air circuit breaker can be made. The contactor, the shunt, the air circuit breaker, and the like are integrated on one cabinet power distribution fixing bracket 101, which can be easily installed, and the cabinet power distribution fixing bracket 101 can be slid as a whole, and the rear part is maintained. Maintenance of shunts and contactors. It is worth noting that the front solid here The fixed portion 2 and the rear fixed portion 1 may be connected separately or integrally.

As an embodiment, in order to save space, the front fixing plane 21 is an inclined surface; the inclined mask has a high-end inclined surface and a low-end inclined surface; and the high-end inclined surface is close to the rear fixing portion. Wherein, the inclination angle of the high-end inclined surface is 0 to 90 degrees, and of course, the inclination angle may be specifically set according to a specific situation. In this way, the air circuit breaker can be prevented from being directly installed horizontally or vertically, and the space can be occupied horizontally or vertically to a certain extent.

FIG. 2 is a schematic structural diagram of another cabinet power distribution device fixing bracket according to the first embodiment of the present invention; as shown in FIG. 2, the cabinet power distribution device fixing bracket 101 is provided in the embodiment of the present invention. The rear fixing portion 2 further includes a connecting fixing surface 22, the connecting fixing surface 22 is close to the rear fixing portion 1; the connecting fixing surface 22 is configured as a fixed connecting member; The connecting member is configured to connect the contactor and the air circuit breaker. This allows the front fixing portion to form two faces, one face for fixing the connecting member and the other face for fixing the air circuit breaker to save space. Of course, the front fixing portion may have only one surface, and the connecting member and the air circuit breaker are fixed on the same surface.

According to the embodiment of the present invention, the power distribution devices are assembled through the cabinet power distribution fixing bracket to form an integrated installation instead of the existing distributed installation, which is convenient for installation, and the entire power distribution part can efficiently utilize the space of the cabinet. Thereby, the production and maintenance cost is saved, the cabinet volume is reduced, and the cost of the cabinet is reduced.

Embodiment 2:

The embodiment of the present invention also provides a cabinet power distributor assembly. 3 is a schematic structural view of a cabinet power distribution unit assembly according to Embodiment 2 of the present invention; as shown in FIG. 3, the cabinet power distribution unit includes the cabinet power distribution fixing bracket 101 and the cabinet as described in the first embodiment. a guide rail 102 on the front fixing portion of the distributor fixing bracket 101, a connecting member tooth row 103, a bus bar 104, an air circuit breaker 105, a shunt 106 and a contactor 107; the shunt 106 and the contactor 107 Fixed to the rear fixing portion of the cabinet power distribution fixing bracket 101; the connecting member tooth row 103 and the bus bar 104 are fixed on the connection fixing portion, and the air circuit breaker 105 is fixed to the cabinet power distribution fixing bracket On the front fixing portion of the 101, the input end of the air circuit breaker faces the rear fixing portion of the rack distributor fixing bracket 101; the shunt, the contactor and the air circuit breaker are electrically connected. As an embodiment, the cabinet power distribution fixing bracket 101 fixed in the cabinet is a front fixing portion having an inclined surface; and the front fixing portion has a connection fixing surface. Of course, it may be a front fixing portion provided as the other of the above-described first embodiment.

In an embodiment of the present invention, the shunt 106 and the contactor 107 are fixed to the rear fixing portion of the cabinet power distribution fixing bracket, and the shunt 106 is fixed to the rear fixing portion. On the rear fixing surface, the contactor 107 is fixed above the flow divider 106. It should be understood that the manner of fixing the shunt 106 and the contactor 107 can be specifically set according to specific conditions.

As an embodiment, the conduction of the current is facilitated. The connecting component in this embodiment is a shorted copper row, and one end of the shorting copper row is connected to the output end of the contactor 107, and the shorting copper row is additionally One end is connected to the input end of the corresponding air circuit breaker.

As an embodiment, when the short-circuit copper busbar connection is used, the short-circuit copper busbars are removed when replacing an air circuit breaker, that is, the screws of each air circuit breaker are first removed, so that Trouble, in order to facilitate the later maintenance, in the embodiment, the connecting member is a busbar and a tooth row; one end of the busbar is connected to the output end of the contactor 107, and the other end of the busbar is The tooth row is connected at one end; the other end of the tooth row is connected to the input end of the air circuit breaker. Each air circuit breaker is equipped with a separate tooth row. When replacing the air circuit breaker, only one tooth row is needed to facilitate production and maintenance. It should be noted that the connecting member herein is only capable of connecting the contactor 107 and the air circuit breaker to all conductive connecting devices that conduct electricity. It is worth noting that the busbars here correspond to the contactors one by one, and the plurality of tooth rows can correspond to one busbar.

As an embodiment, in order to facilitate the connection of the air circuit breaker, the air circuit breaker is lost. The input and/or output have connection terminals.

Embodiment 3:

The cabinet of the present invention further includes the cabinet power distribution assembly and the cabinet according to the second embodiment; the cabinet power distribution assembly is disposed in the cabinet. For example, as shown in FIG. 3 , the cabinet power distribution unit includes the cabinet power distribution fixing bracket 101 as described in the first embodiment, the guide rail 102 on the front fixing portion of the cabinet power distribution fixing bracket 101 , and the connecting component. a tooth row 103, a bus bar 104, an air circuit breaker 105, a shunt 106 and a contactor 107; the shunt 106 and the contactor 107 are fixed to a rear fixing portion of the cabinet power distribution fixing bracket 101; the connection The component tooth row 103 and the bus bar 104 are fixed on the connection fixing portion, and the air circuit breaker 105 is fixed on the front fixing portion of the cabinet power distribution fixing bracket 101, and the input end of the air circuit breaker faces the a rear fixing portion of the cabinet power distribution fixing bracket 101; the shunt, the contactor and the air circuit breaker are electrically connected. As an embodiment, the cabinet power distribution fixing bracket 101 fixed in the cabinet is a front fixing portion having an inclined surface; and the front fixing portion has a connection fixing surface. Of course, it may be a front fixing portion provided as the other of the above-described first embodiment.

As an embodiment, the conduction of current is facilitated, and the connecting component in this embodiment is shorted. A copper row, one end of the shorting copper row is connected to the output end of the contactor 107, and the other end of the shorting copper bar is connected to the input end of the corresponding air circuit breaker.

As an embodiment, in order to facilitate the connection of the air circuit breaker, there are connection terminals at the input and/or output of the air circuit breaker.

In the embodiment, the specific installation steps of the cabinet include: first step: loosen the lower fixing screw of the cabinet power distribution fixing bracket and slide out the entire bracket; second step: The shunt and the contactor are installed at the rear of the cabinet power distribution fixing bracket, and the cable is connected; the third step: installing the air circuit breaker and the terminal on the guide rail of the front bevel of the cabinet power distribution fixing bracket; Four steps: connect 1P (1) tooth row to each air circuit breaker and the other end to the busbar of the bracket; Step 5: Slide the cabinet power distribution fixing bracket into the cabinet to complete other internal Cable and engineering wiring. In the embodiment of the present invention, the contactor, the shunt, the air circuit breaker, the terminal and the like are integrated on one bracket, and the bracket is slidable as a whole, and the rear shunt and the contactor are not required to be disassembled with the associated air circuit breaker and line. Cable, bracket mounting air circuit breaker rail surface can be made a certain slope, more space-saving, each air circuit breaker is equipped with a separate 1P tooth row, no need to remove the cable when replacing the air circuit breaker. Compared with the prior art, it is more convenient to produce and install, and also saves cabinet space, so that the cabinet size can be made smaller, and The construction and maintenance of the project site is more convenient and saves manpower.

The above is a further detailed description of the present invention in conjunction with the specific embodiments, and the specific implementation of the present invention is not limited to the description. For those skilled in the art to which the present invention pertains, a number of simple deductions or substitutions may be made without departing from the spirit and scope of the invention.

Industrial applicability

In the embodiment of the present invention, the power distribution devices are assembled by the cabinet power distribution fixing bracket to form an integrated installation instead of the existing distributed installation, so that the installation is convenient, and the entire power distribution part can efficiently utilize the space of the cabinet, thereby achieving It saves production and maintenance costs, reduces the size of the cabinet, and reduces the cost of the cabinet.

Claims

A cabinet power distribution fixing bracket includes a rear fixing portion and a front fixing portion; the front fixing portion is connected to the rear fixing portion; the rear fixing portion includes a rear fixing plane, and the rear fixing plane is configured as a fixed shunt And a contactor; the front fixing portion includes a front fixing plane configured to fix the air circuit breaker.
The cabinet power distribution fixing bracket according to claim 1, wherein the front fixing plane comprises a high-end inclined surface and a low-end inclined surface, the high-end inclined surface is adjacent to the rear fixing portion, and the high-end inclined surface is disposed. To fix the air circuit breaker.
The cabinet power distribution fixing bracket according to claim 1 or 2, wherein the front fixing portion further comprises a connection fixing surface, the connection fixing surface is close to the rear fixing portion, and the connection fixing surface is configured as a fixed connection part .
A cabinet power distributor assembly comprising a shunt, a contactor, an air circuit breaker, and a cabinet power distribution fixing bracket according to claim 1 or 2; the shunt and the contactor are fixed to the cabinet power distributor a rear fixing portion of the bracket; the air circuit breaker is fixed to a front fixing portion of the cabinet power distribution fixing bracket; an input end of the air circuit breaker faces a rear fixing portion of the cabinet power distribution fixing bracket; the shunt The electrical contact between the contactor and the air circuit breaker.
The cabinet power distributor assembly according to claim 4, wherein the shunt and the contactor are fixed to the rear fixing portion of the cabinet power distribution fixing bracket, and the shunt is fixed at the rear portion. On the rear fixed plane of the portion, the contactor is fixed above the shunt.
A cabinet power distributor assembly according to claim 4, further comprising a connecting member; said front fixing portion further comprising a connecting fixing surface; said connecting member being fixed to said connecting fixing surface; said connecting member being connected at one end The output end of the contactor is connected to the input end of the air circuit breaker.
The cabinet power distributor assembly of claim 6 wherein said connecting member is shorted A copper row, one end of the short copper row is connected to the output end of the contactor, and the other end of the short copper bar is connected to the input end of the corresponding air circuit breaker.
The cabinet power distributor assembly according to claim 6, wherein said connecting member is a bus bar and a tooth row; one end of said bus bar is connected to an output end of said contactor, and the other end of said bus bar is said One end of the row of teeth is connected; the other end of the row of teeth is connected to the input of the air circuit breaker.
A cabinet power distributor assembly according to any one of claims 4 to 8, wherein the input and/or output of the air circuit breaker are provided with connection terminals.
A cabinet includes a cabinet and a cabinet power distributor assembly; the cabinet power distribution assembly is disposed in the cabinet; wherein

The cabinet power distribution assembly includes a shunt, a contactor, an air circuit breaker, and the cabinet power distribution fixing bracket according to claim 1 or 2; the shunt and the contactor are fixed to the cabinet power distribution fixing bracket a rear fixing portion; the air circuit breaker is fixed to a front fixing portion of the cabinet power distribution fixing bracket; an input end of the air circuit breaker faces a rear fixing portion of the cabinet power distribution fixing bracket; the shunt, The contactor and the air circuit breaker are electrically connected.
The cabinet according to claim 10, wherein the shunt and the contactor are fixed to the rear fixing portion of the cabinet power distribution fixing bracket, and the shunt is fixed to the rear fixing portion On the fixed plane, the contactor is fixed above the shunt.
The cabinet according to claim 10, wherein the cabinet power distributor assembly further includes a connecting member; the front fixing portion further includes a connecting fixing surface; the connecting member is fixed to the connecting fixing surface; and the connecting member One end is connected to the output end of the contactor, and the other end is connected to the input end of the air circuit breaker.
The cabinet according to claim 12, wherein the connecting member is a short copper row, one end of the short copper row is connected to an output end of the contactor, and the other end of the short copper row is connected to a corresponding air. The input of the circuit breaker.
The cabinet according to claim 12, wherein the connecting member is a bus bar and a tooth row; One end of the busbar is connected to the output end of the contactor, the other end of the busbar is connected to one end of the tooth row; the other end of the tooth row is connected to the input end of the air circuit breaker.
A cabinet according to any one of claims 10 to 14, wherein the input and/or output of the air circuit breaker are provided with connection terminals.