CN112333970A

CN112333970A - Extensible cabinet power distribution unit

Info

Publication number: CN112333970A
Application number: CN202011118876.8A
Authority: CN
Inventors: 姚伟军; 贾继伟; 黄林阳; 陈善民; 邵国栋
Original assignee: Zhejiang Post & Telecommunication Engineering Construction Co ltd
Current assignee: Zhejiang Post & Telecommunication Engineering Construction Co ltd
Priority date: 2020-09-18
Filing date: 2020-10-19
Publication date: 2021-02-05
Also published as: CN213403880U

Abstract

The invention belongs to the field of communication equipment, and particularly relates to an expandable cabinet power distribution unit which comprises a bottom box, a total input module, a plurality of copper bar limiting assemblies, a copper bar and a plurality of expansion modules, wherein the total input module is installed on the bottom box in a matching mode, the copper bar limiting assemblies are laid in the bottom box, the copper bar is limited by the copper bar limiting assemblies and is electrically connected with the total input module, the expansion modules are laid in the bottom box, each expansion module can be independently plugged from the bottom box, and each expansion module is provided with a power socket and a plugging piece for being electrically connected with the copper bar. The invention adopts a modular design, the expansion modules can be increased or decreased according to the requirements, and the communication of other expansion module circuits is not influenced by the deletion of any one module.

Description

Extensible cabinet power distribution unit

Technical Field

The invention belongs to the field of communication equipment, and particularly relates to an extensible cabinet power distribution unit.

Background

At present, in the field of communication, most of socket assemblies of power distribution units for communication equipment are of an integral structure, so that when a certain socket in the socket assembly is damaged and needs to be replaced, the whole power distribution unit for the communication equipment needs to be powered off, and the normal operation of a cabinet is greatly influenced; moreover, since the socket assembly can only be replaced as a whole, a waste of resources is caused.

Disclosure of Invention

In order to make up for the defects of the prior art, the invention provides a technical scheme of an expandable cabinet power distribution unit.

The utility model provides an expanded rack power distribution unit, its characterized in that includes end box, total input module, the spacing subassembly of a plurality of copper bars, copper bar and a plurality of expansion module, total input module cooperation is installed in end box, the spacing subassembly of copper bar is laid in end box, the copper bar is spacing by the spacing subassembly of copper bar and is connected with total input module electricity, in expansion module laid end box, every expansion module can be followed in end box individual plug, expansion module sets up supply socket and is used for the plug spare of being connected with the copper bar electricity.

The expandable cabinet power distribution unit is characterized in that the bottom box is matched with the expansion module in a limiting and plugging manner through a concave-convex structure at least arranged on one side.

The concave-convex structure comprises a limiting guide rail and a guide rail groove, the limiting guide rail protrudes from the inner wall of the bottom box, the guide rail groove is formed in the expansion module, and the guide rail groove is used for being matched with the limiting guide rail correspondingly.

The power distribution unit of the expandable cabinet is characterized in that the copper bar limiting assembly comprises a first bottom cover fixedly mounted with the bottom box, a first guide piece and a top cover, wherein the first guide piece is mounted on the first bottom cover in a matched mode and used for limiting a copper bar, and the top cover is mounted on the first guide piece in a matched mode and located at the upper end of the copper bar.

The power distribution unit of the expandable cabinet is characterized in that the plugging piece comprises a second bottom cover fixedly installed with the expansion module, a second guide piece installed on the second bottom cover in a matched mode, and a conducting strip installed in the second guide piece in a matched mode and used for being in contact with a copper bar.

The expandable cabinet power distribution unit is characterized in that the first bottom cover and the second bottom cover have the same structure, and the first guide piece and the second guide piece have the same structure.

The expandable cabinet power distribution unit is characterized in that the first guide piece is provided with a limiting opening for the copper bar to penetrate and limit, and the conducting strip is provided with a clamping part for clamping with the copper bar.

The expandable cabinet power distribution unit is characterized in that the expansion module is further provided with one or more of a circuit breaker, a wire arranging piece, an indicator light and a handle.

The power distribution unit of the expandable cabinet is characterized in that when the expansion module in the bottom box is not full, a hollow panel can be installed at the hollow part of the bottom box in a matched mode.

The expandable cabinet power distribution unit is characterized in that the bottom box is also provided with a binding piece and an air switch fixing piece which is used for fixing an air switch of the main input module in a matching way; two ends of the bottom box are also provided with cabinet fixing pieces, and at least one cabinet fixing piece is provided with a wire inlet hole.

Compared with the prior art, the invention adopts a modular design, the expansion modules can be increased or decreased according to the requirements, and the communication of other expansion module circuits is not influenced by the deletion of any one module.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a schematic view of the bottom case structure of the present invention;

FIG. 3 is a schematic structural diagram of an expansion module according to the present invention;

FIG. 4 is a schematic structural view of a plug-in member according to the present invention;

FIG. 5 is a schematic view of a conductive sheet according to the present invention;

FIG. 6 is a schematic view of a copper bar limiting assembly according to the present invention;

FIG. 7 is a schematic view of a connection structure of the first guiding member and the copper bar according to the present invention;

FIG. 8 is a schematic structural view of a plug guide assembly according to the present invention;

fig. 9 is a schematic structural diagram of a cabinet fixing member according to the present invention.

Detailed Description

The invention will be further explained with reference to the drawings.

As shown in the figure, an expanded rack power distribution unit, including end box 1, total input module 2, the spacing subassembly 3 of a plurality of copper bars, copper bar 4 and a plurality of expansion module 5, total input module 2 cooperation is installed in end box 1, the spacing subassembly 3 of copper bar is laid in end box 1, copper bar 4 has three, by spacing subassembly 3 spacing and be connected with total input module 2 electricity of copper bar, expansion module 5 is laid in end box 1, and every expansion module 5 can follow and independently plug in end box 1, and expansion module 5 sets up supply socket 6 and for the plug 7 of being connected with copper bar 4 electricity, and supply socket 6 sets up in expansion module 5's top, and plug 7 sets up in expansion module 5's bottom, is convenient for be connected with copper bar 4.

As an optimization: the bottom box 1 and the expansion module 5 are matched in a limiting and plugging mode through concave-convex structures arranged on two sides.

Furthermore, the concave-convex structure comprises a plurality of limiting guide rails 100 protruding from the inner walls of the two sides of the bottom case 1 and a plurality of guide rail grooves 500 arranged on the two sides of the expansion module 5, the limiting guide rails 100 are arranged along the length direction of the bottom case 1, and the guide rail grooves 500 are used for being correspondingly matched with the limiting guide rails 100. Wherein, the concave-convex structure arrangement mode of the two sides can be different, for example, one side is matched with the guide rail groove 500 through one limit guide rail 100, and the two sides are matched with the guide rail groove 500 through two limit guide rails 100.

As an optimization: the copper bar limiting assembly 3 comprises a first bottom cover 300 fixedly mounted with the bottom box 1, a first guide piece 301 mounted on the first bottom cover 300 in a matched mode and used for limiting the copper bar 4, and a top cover 302 mounted on the first guide piece 301 in a matched mode and covering the upper end of the copper bar 4. Wherein, the two sides of the top cover 302 and the two sides of the first guide 301 are clamped by a conventional snap structure. The first guiding element 301 has a limiting opening 3010 for inserting and limiting the copper bar 4.

As an optimization: the plug member 7 includes a second bottom cover 700 for fixedly mounting with the expansion module 5, a second guide member 701 fittingly mounted on the second bottom cover 700, and a conductive plate 702 fittingly mounted in the second guide member 701 for contacting with the copper bar 4. The conductive sheet 702 is a copper sheet, and the conductive sheet 702 has a clamping portion 7020 for clamping with the copper bar 4.

In the above structure, the first bottom cover 300 and the second bottom cover 700 are identical in structure and can be interchanged, and they are collectively called bottom covers, and the first guide 301 and the second guide 701 are identical in structure and can be interchanged, and they are collectively called guides. In fact, the bottom cover, the guide member, the conductive sheet 702 and the top cover 302 can be combined into a plug guide assembly as shown in fig. 8, which is more convenient for production, part replacement and part storage.

As an optimization: the expansion module 5 is also provided with a circuit breaker, a wire arranging piece 8, an indicator light 9 and a handle 10. The circuit breaker is preferably a fuse 16, and the expansion module 5 is provided with a cover 17 corresponding to the fuse. In addition, the circuit breaker may also employ an air switch.

As an optimization: when the expansion module 5 in the bottom box 1 is not full, the empty panel 11 can be installed at the empty position of the bottom box 1 in a matching mode, the two sides of the empty panel 11 and the total input module 2 in the invention are also provided with guide rail groove structures used for being correspondingly matched with the limiting guide rails 100, and the areas of the empty panel 11 and the total input module 2 are the same as the area of the expansion module 5, so that the empty panel 11 and the total input module 2 can be conveniently installed.

As an optimization: the bottom box 1 is also provided with a binding wire piece 12 and an air switch fixing piece 13 which is used for fixing an air switch of the main input module 2 in a matching way; two ends of the bottom box 1 are further provided with cabinet fixing pieces 14, and at least one of the cabinet fixing pieces 14 is provided with a wire inlet hole 1400.

Further description of the invention:

1) the invention has three copper bars which are directly placed into the limiting opening 3010 of the first guide piece 301 and fixed by the top cover 302.

2) The plug guide combination external member comprises a plug piece 7 and a copper bar limiting component which can be freely combined into a power-on plug piece.

3) The conductive plate 702 of the plug 7 may be connected with a wire and then be led out from the holes at both sides of the second bottom cover 700 of the plug 7.

4) The power socket 6 of the expansion module 5 is an anti-tripping power socket.

5) After the expansion module 5 is inserted into the bottom case 1, the conductive plate 702 on the expansion module 5 clamps the copper bar 4 on the bottom case 1 and is located in the middle area of the copper bar 4, and the contact is good.

6) The main input module 2, the expansion module 5 and the hollow panel 11 are provided with non-falling screws, so that the screws are prevented from falling off in the installation process, and the non-falling screws are fixed with the bottom box 1 after the main input module 2, the expansion module 4 and the hollow panel 11 are in place.

7) The main input module 2 is distributed at the top of the power distribution unit and comprises a main input air switch and a ground terminal; the expansion modules 5 are distributed in the rest part of the power distribution unit, and when the expansion modules 5 are not full, the empty parts are sealed by empty panels 11, so that the insulation performance of the invention meets the relevant electrical requirements.

8) The invention is in a vertical state when being installed, the two ends of the invention adopt the assembled cabinet fixing pieces 14, and different styles are adopted according to different cabinets; the invention adopts a wire feeding mode, a wire feeding hole 1400 is reserved at the top cabinet fixing part 14, and a protective coil is installed.

9) The invention can be used as an alternating current distribution unit or a direct current distribution unit according to the distribution requirement of the cabinet.

10) The invention makes power shunt marks 101 on the two sides of the bottom box 1 corresponding to the plugs of the expansion module 5.

11) The invention adopts a modular design, the expansion module 5 can increase or decrease any module according to the requirement, and the deletion of any module does not influence the communication of the circuits of other expansion modules 5; the circuit phase of the plug-in piece 7 on the expansion module 5 is consistent with the circuit phase of the three copper bars 4 on the bottom box 1; the power socket 6 has an anti-trip device to prevent loosening and disconnection of the plug.

The installation process of the invention is as follows: 1, mounting a first guide 301 at the mounting position of each expansion module 5 to ensure the erection of the copper bar 4 and facilitate the mounting of the expansion module 5, wherein three copper bars 4 are positioned behind the first guide 301 and fixed with a main input space (or terminal) to communicate a circuit, after the copper bars 4 are positioned, a top cover 302 needs to be mounted on each first guide 301, and the top cover 302 and the first guide 301 are locked by buckles at two sides to fix the copper bars; the bottom box 1 and the expansion module 5 are assembled respectively, after the internal circuits are connected, the main input module 2 and the expansion module 5 are installed in the bottom box 1 along the guide rail, when the expansion module 5 is installed, the main input module and the expansion module 5 need to be pressed down forcibly to enable the modules to be inserted in place, and the inserting and pulling piece 7 clamps the copper bar; in the region of the back box 1 where the expansion module 5 is not mounted, an empty panel 11 is mounted.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides an expanded rack power distribution unit, its characterized in that includes end box (1), total input module (2), the spacing subassembly of a plurality of copper bars (3), copper bar (4) and a plurality of expansion module (5), total input module (2) cooperation is installed in end box (1), the spacing subassembly of copper bar (3) is laid in end box (1), copper bar (4) are spacing by the spacing subassembly of copper bar (3) and are connected with total input module (2) electricity, in end box (1) is laid in expansion module (5), and every expansion module (5) can be followed in end box (1) and independently plug, and expansion module (5) set up supply socket (6) and are used for plug (7) of being connected with copper bar (4) electricity.

2. The expandable cabinet power distribution unit according to claim 1, wherein the bottom box (1) and the expansion module (5) are in a limited plug-in fit through a concave-convex structure at least arranged on one side.

3. The expandable cabinet power distribution unit of claim 2, wherein the concave-convex structure comprises a position-limiting guide rail (100) protruding from the inner wall of the bottom case (1) and a guide rail groove (500) disposed on the expansion module (5), the guide rail groove (500) is configured to be correspondingly matched with the position-limiting guide rail (100).

4. The expandable cabinet power distribution unit according to claim 1, wherein the copper bar retaining assembly (3) comprises a first bottom cover (300) for fixedly mounting with the bottom case (1), a first guiding member (301) mounted on the first bottom cover (300) for retaining the copper bar (4), and a top cover (302) mounted on the first guiding member (301) and located at the upper end of the copper bar (4).

5. The expandable cabinet power distribution unit of claim 4, wherein the plug member (7) comprises a second bottom cover (700) for fixedly mounting with the expansion module (5), a second guide member (701) fittingly mounted on the second bottom cover (700), and a conductive plate (702) fittingly mounted in the second guide member (701) for contacting with the copper bar (4).

6. The expandable cabinet power distribution unit of claim 5, wherein the first bottom cover (300) and the second bottom cover (700) are identical in structure, and the first guide member (301) and the second guide member (701) are identical in structure.

7. The expandable cabinet power distribution unit of claim 5, wherein the first guiding element (301) has a limiting opening (3010) for inserting and limiting the copper bar (4), and the conductive sheet (702) has a clamping portion (7020) for clamping and contacting the copper bar (4).

8. Expandable cabinet power distribution unit according to any of claims 1 to 7, characterized in that the expansion module (5) is further provided with one or more of circuit breaker, wire management (8), indicator light (9), handle (10).

9. An expandable cabinet power distribution unit according to any of claims 1-7, wherein the vacant areas of the bottom box (1) are adapted to receive vacant panels (11) when the expansion module (5) in the bottom box (1) is not full.

10. The expandable cabinet power distribution unit according to any of claims 1-7, wherein the bottom case (1) is further provided with a binding member (12), an air switch fixing member (13) for fixing an air switch of the main input module (2); two ends of the bottom box (1) are also provided with cabinet fixing pieces (14), and at least one cabinet fixing piece (14) is provided with a wire inlet hole (1400).