CN222015878U

CN222015878U - A power distribution unit

Info

Publication number: CN222015878U
Application number: CN202323625002.3U
Authority: CN
Inventors: 周悦; 张朋; 李晓健; 杨国华
Original assignee: Sichuan Zhongguang Lightning Protection Technologies Co ltd
Current assignee: Sichuan Zhongguang Lightning Protection Technologies Co ltd
Priority date: 2023-12-28
Filing date: 2023-12-28
Publication date: 2024-11-15
Anticipated expiration: 2033-12-28

Abstract

The utility model relates to the technical field of power distribution devices, and in particular to a power distribution unit, wherein an input module and an output module are arranged on a body, and a plurality of input modules and output modules are arranged respectively, and the two are connected one to one, and further comprises a single-way wiring terminal and a multi-way wiring terminal, wherein the single-way wiring terminal and the multi-way wiring terminal are replaceably connected to a connection end arranged outside the input module, wherein the single-way wiring terminal is only connected to a single input module, and the multi-way wiring terminal is connected to a plurality of input modules in parallel. The power distribution unit described in the utility model has a simple and compact structure, can flexibly and conveniently switch input and output modes, and is easy to operate. It is fast, can flexibly meet various application scenarios, and does not need to be equipped with a variety of types of power distribution units, thereby reducing the use cost.

Description

Power distribution unit

Technical Field

The utility model relates to the technical field of power distribution devices, in particular to a power distribution unit.

Background

In a communication power supply system, a power distribution unit is generally required to provide power distribution, isolation, short circuit and overload protection functions for a communication cabinet, a machine room or rear-end electric equipment. The existing power distribution unit has only a single input/output mode, only one input corresponds to multiple outputs, or multiple inputs respectively correspond to multiple outputs, so that various application scenes cannot be met flexibly, multiple types of power distribution units are usually required to be equipped, the use cost is high, the whole power distribution unit is replaced when different application scenes are required to be met, the operation is complex, and the labor intensity is high.

Disclosure of utility model

The utility model aims to solve the technical problems and the technical task provided by the utility model, improves the prior art, provides a power distribution unit, and solves the problems that the input and output modes of the power distribution unit in the prior art are single, and various application scenes are difficult to flexibly meet.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

The utility model provides a distribution unit, includes the organism, be provided with input module and output module on the organism, input module and output module are provided with a plurality of respectively, and both are connected one to one, still include single way binding post and multichannel binding post, the interchangeable connection of single way binding post and multichannel binding post is on the link that the input module outside set up, single way binding post is connected with single input module only, a plurality of input module of multichannel binding post parallel connection. The power distribution unit has a simple and compact structure, the input modules and the output modules are in one-to-one connection, the input and output modes are switched and installed through the switching and installation of the single-channel wiring terminals and the multi-channel wiring terminals, the multi-channel input can be respectively corresponding to the multi-channel output, the multi-channel input can also be corresponding to the multi-channel output, the operation is directly performed outside the machine body of the power distribution unit, the power distribution unit is not required to be detached from the cabinet body, the machine body of the power distribution unit is not required to be opened, the switching operation is easy, the efficiency is high, various application scenes are flexibly met, the power distribution units with various types are not required to be equipped in the prior art, and the use cost is reduced.

Further, the input modules are arranged side by side, the multipath wiring terminals extend along the arrangement direction of the input modules, and a plurality of combination parts used for being connected with the connection ends of the input modules are arranged on the multipath wiring terminals at intervals. Compact structure, the simple structure of multichannel binding post, easily design, the cost of manufacture is low.

Furthermore, windows are arranged on two sides of the input modules in the side-by-side direction, and the windows are used for connecting multiple wiring terminals in parallel with a plurality of input modules. The multi-path connecting terminal parallel connection multi-path input module is convenient, the structure of the multi-path connecting terminal is facilitated to be simplified, and the manufacturing cost is reduced.

Further, the window is detachably connected with a shielding plate, and when the multipath wiring terminal is not used, the shielding plate can play a role in electric isolation, so that the condition that the connecting ends of the adjacent input modules are electrically conducted by accident is avoided.

Further, the shielding plate is connected with the window through the easy-tearing part, so that the shielding plate and the main body part of the input module can be integrally formed, the processing and the manufacturing are facilitated, and the shielding plate is detached when multiple wiring terminals are required to be installed.

Further, the baffle plate for shielding the connecting end is movably connected to the input module, so that the connecting end is prevented from being exposed, and the effects of protection and electrical isolation can be achieved.

Further, a notch portion is formed in the depth direction of the body at a portion of the body for fitting the input module. A space for bending is reserved for the cable connected to the input module, excessive bending of the cable is avoided, and connection reliability and safety are guaranteed.

Further, the output module comprises an output connecting portion and a breaker assembly, wherein the output connecting portion is arranged inside the machine body and is electrically connected with the input module, the breaker assembly is connected with the output connecting portion in a plug-in mode, and an output wiring terminal is integrated on the breaker assembly. The circuit breaker is simple and compact in structure, can be used for protecting a load device when outputting signals or power, can avoid maintenance of tools or replacement of a circuit breaker assembly, and improves operation convenience.

Further, the tail end of the breaker assembly is provided with a plugging groove, and the side wall of the plugging groove is provided with an elastic conducting plate to be electrically connected with the output connecting part. The connection reliability is high, and the assembly and disassembly convenience is good.

Furthermore, the output connecting parts are arranged on the plug boards connected in the machine body side by side, so that the structure is compact, the occupied space is small, and the connection is easy.

Further, the machine body is also provided with a control module and a signal detection plate, the control module is electrically connected with the signal detection plate, and the signal detection plate is connected with the circuit breaker assembly in a plug-in manner, so that functions of data receiving and transmitting, circuit breaker assembly on/off control and the like are realized.

Compared with the prior art, the utility model has the advantages that:

The power distribution unit has a simple and compact structure, can flexibly and conveniently switch the input and output modes, and is convenient to operate. The method is quick, can flexibly meet various application scenes, does not need to be provided with power distribution units of various types, and reduces the use cost.

Drawings

Fig. 1 is a schematic view of an external structure of a power distribution unit according to the present utility model;

FIG. 2 is a schematic diagram of the internal structure of a power distribution unit according to the present utility model;

FIG. 3 is a schematic diagram of the other side of the internal structure of a power distribution unit according to the present utility model;

FIG. 4 is a schematic diagram of a single-wire terminal structure;

FIG. 5 is a schematic diagram of a multi-path terminal;

FIG. 6 is a schematic diagram of another multi-path terminal;

FIG. 7 is a schematic diagram of an input module;

FIG. 8 is a schematic diagram of another configuration of an input module;

FIG. 9 is a schematic diagram of another configuration of an input module;

FIG. 10 is a schematic diagram of a connection structure of an input module and a plurality of connection terminals;

FIG. 11 is a schematic diagram of the structure of the output connection;

fig. 12 is a schematic structural view of the circuit breaker assembly.

In the figure:

The circuit breaker comprises a machine body 1, a bracket 11, a notch part 12, an input module 2, a connecting end 21, a window 22, a shielding plate 23, an easy-to-tear part 24, a shielding plate 25, an output module 3, an output connecting part 31, a plug board 311, a circuit breaker assembly 32, an output terminal 321, a plug slot 322, a single-way connecting terminal 4, a multi-way connecting terminal 5, a combination part 51, a control module 6 and a signal detection board 7.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The power distribution unit disclosed by the embodiment of the utility model can flexibly switch the input and output modes, is convenient and quick to operate, flexibly meets the requirements of different application scenes, does not need to be provided with a plurality of power distribution units with different types, and has low use cost.

As shown in fig. 1 to 3, a power distribution unit mainly includes a machine body 1, the machine body 1 mainly includes an upper shell and a lower shell which are connected to each other, a housing chamber is formed between the upper shell and the lower shell to house each device, specifically, an input module 2 and an output module 3 are disposed on the machine body 1, the input module 2 and the output module 3 are respectively disposed in a plurality of numbers, and are connected one to one, in this embodiment, the input module 2 and the output module 3 are respectively disposed in five numbers, and are electrically connected one to one through cables disposed in the machine body 1, in the power distribution unit, an input/output mode in which one input corresponds to one output is formed, and in order to realize a convenient switching input/output mode, the power distribution unit further includes a single-way terminal 4 and a multi-way terminal 5, the single-way terminal 4 and the multi-way terminal 5 are alternatively connected to a connecting end 21 disposed outside the input module 2, the single-way terminal 4 is connected with a single input module 2, and the multi-way terminal 5 is connected in parallel to a plurality of input modules 2, that is, for the single input module 2, and for the single input module 2, one-way terminal 4 and the multi-way terminal 5 are not connected to the single-way terminal 4. When the single-way connecting terminal 4 is connected to the input module 2, an input-output mode that one-way input corresponds to one-way output is realized, and when the five input modules 2 are respectively connected with one single-way connecting terminal 4, five-way input which is realized as a whole corresponds to the input-output mode that five-way output is realized, and the five-way input are mutually independent and are not mutually influenced; when the multi-way connecting terminal 5 is connected to the input modules 2, the multi-way connecting terminal 5 connects the input modules 2 in parallel, so that an input/output mode that one input corresponds to multiple outputs is realized, for example, the multi-way connecting terminal 5 connects five input modules 2 in parallel, so that the five output modules 3 form a parallel connection relevance, and a certain influence exists between the five output modules. And, the connection terminal 4 of single way and the connection terminal 5 of multichannel are connected with the link 21 that the input module 2 outside set up, and the link 21 of input module 2 is in the outside of organism 1 promptly to direct just can carry out the switching of input/output mode in the outside of distribution unit, need not to dismantle the distribution unit from the cabinet body, also need not to open the organism of distribution unit, the simple operation of switching input/output mode, efficiency, fundamentally solves the problem that the distribution unit of needs to be equipped with multiple model, effectively reduces use cost.

In one embodiment, as shown in fig. 1 to 3, the input modules 2 are arranged side by side along a straight line, the power distribution unit in this embodiment is of a 1U type, the input modules 2 are arranged along the width direction of the machine body 1, as shown in fig. 10, the multiple connection terminals 5 extend along the arrangement direction of the input modules 2, as shown in fig. 5, a plurality of connection portions 51 for connecting with the connection ends 21 of the input modules 2 are arranged on the multiple connection terminals 5 at intervals, specifically, the multiple connection terminals 5 include a busbar portion extending along a straight line, the connection portions 51 are arranged on the busbar portion at intervals, the connection portions are specifically connection holes, and screws penetrate through the connection holes to mechanically fix the multiple connection terminals 5 on the connection ends 21 of the input modules 2. Further, the single-path wiring terminal 4 and the multi-path wiring terminal 5 are respectively provided with wiring parts for connecting with the cables, and the wiring parts are cylindrical so as to stabilize the connecting cables. Further, as shown in fig. 5 and fig. 6, the multiple connection terminals 5 may have multiple types, specifically, the number of the connection portions 51 on the multiple connection terminals 5 may be multiple, so as to flexibly switch the number of the parallel input modules 2, in fig. 5, the multiple connection terminals 5 have five connection portions 51, so as to implement an input/output mode in which one input corresponds to five outputs, and in fig. 6, the multiple connection terminals 5 have two connection portions 51, so as to implement an input/output mode in which one input corresponds to two outputs.

In one embodiment, as shown in fig. 7, two sides of the input module 2 in the side-by-side direction are provided with windows 22, the windows 22 are used for connecting a plurality of input modules 2 in parallel by the multipath connection terminals 5, specifically, the windows 22 are provided at two sides of the connection end 21, the connection end 21 is exposed at the window 22 so as to be connected with the multipath connection terminals 5, the existence of the windows 22 can simplify the structure of the connection terminals, so that the multipath connection terminals 5 can have a strip busbar part extending along a straight line, and the manufacturing cost is reduced. Under the condition that the window 22 is not arranged, the multipath wiring terminals 5 can also realize parallel connection of a plurality of input modules 2, but the structure of the multipath wiring terminals 5 is more complicated, and the bent parts are arranged on the busbar parts to be reliably connected with the connecting ends 21.

In one embodiment, as shown in fig. 8, the window 22 is detachably connected with a shielding plate 23, and when the multi-path connection terminal 5 is not used, the shielding plate can play a role in electrical isolation, so that the condition that the connection ends 21 of the adjacent input modules 2 are electrically conducted accidentally is avoided, and the stability and reliability of the input/output mode are ensured. The shielding plate 23 is detachably connected to the window 22 in various manners, for example, the shielding plate 23 is clamped on the window 22 or rotationally connected beside the window 22, and one preferred embodiment is shown in fig. 8, the shielding plate 23 is connected with the window 22 through a tearing part 24, and the tearing part 24 specifically means that a virtual linear seam is formed on the wall surface of the input module 2, so that the shielding plate 23 can be conveniently torn off and removed.

Preferably, as shown in fig. 9, the input module 2 is movably connected with a baffle 25 for shielding the connection end 21, so as to avoid the connection end 21 from being exposed, and perform protection and electrical isolation, and specifically, the baffle 25 may be removably clamped on the main body of the input module 2, or the baffle 25 is rotatably connected on the main body of the input module 2, so that the structure is simple and easy to implement.

Preferably, the part of the machine body 1 for assembling the input module 2 forms a notch 12 in the depth direction of the machine body 1, after the power distribution unit is installed in the cabinet body, the space from the front part of the power distribution unit to the wall surface of the cabinet body is limited, the input module 2 is connected with a cable for input through the single-path wiring terminal 4 or the multi-path wiring terminal 5, and the cable needs to be bent to run due to the limited space, and the notch 12 provides sufficient space for bending the cable, so that the cable can be routed with a larger bending radius, excessive bending of the cable is avoided, and the connection reliability and safety are ensured.

In an embodiment, as shown in fig. 2, the output module 3 includes an output connection portion 31 and a breaker assembly 32, the output connection portion 31 is disposed inside the machine body 1 and electrically connected with the input module 2 through a wire, the breaker assembly 32 is connected with the output connection portion 31 in a plugging manner, and the breaker assembly 32 is integrated with an output terminal 321, so that a breaker can be utilized to protect when outputting signals or power, the safety of a load device is ensured, and the breaker assembly can be replaced or maintained without tools, thereby improving the operation convenience. Specifically, as shown in fig. 11, the output connection portion 31 is disposed on the plug board 311 connected in the machine body 1 side by side, the structure is compact, the occupied space is small, one end of the output connection portion 31 is cylindrical to be connected with the wire, the other end of the output connection portion 31 is plate-shaped to be connected with the breaker assembly 32 in a plugging manner, as shown in fig. 12, the tail end of the breaker assembly 32 is provided with a plugging slot 322, the side wall of the plugging slot 322 is provided with an elastic conductive sheet to be electrically connected with the output connection portion 31, the connection reliability is high, the assembly and disassembly convenience is good, and as one end of the output connection portion 31 connected with the breaker assembly 32 is plate-shaped, the plugging slot 322 is a slot shaped groove, and the structure is compact and simple. The input module 2 is provided with a positive connection end 21 and a negative connection end 21, so that corresponding, specifically provided with a positive output connection portion 31 and a negative output connection portion 31, which are respectively arranged on different plug boards 311, corresponding, the circuit breaker assembly 32 is provided with a plug groove 322 respectively connected with the positive output connection portion 31 and the negative output connection portion 31.

Further, as shown in fig. 2 and 3, the machine body 1 is further provided with a control module 6 and a signal detection board 7, the control module 6 is electrically connected with the signal detection board 7, the signal detection board 7 is connected with the circuit breaker assembly 32 in a plugging manner, the signal detection board 7 is arranged in the machine body 1 in parallel to the plugging board 311, correspondingly, the circuit breaker assembly 32 is provided with a plugging slot connected with the signal detection board 7 in a plugging manner, the plugging slot is a broken circuit sienna detection port of the circuit breaker assembly 32, the signal detection board 7 has the functions of signal transmission processing and surge prevention, and the control module 6 has the functions of data receiving and transmitting, circuit breaker opening/closing control and the like.

Further, as shown in fig. 1 and fig. 2, the outer part of the machine body 1 is connected with a bracket 11, the bracket 11 comprises a plurality of types, and the bracket 11 can be adjusted to be connected to the machine body 1, so that the assembly mode of the bracket can be changed according to different application scenes to meet flexible installation requirements.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that the above-mentioned preferred embodiment should not be construed as limiting the utility model, and the scope of the utility model should be defined by the appended claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the utility model, and such modifications and adaptations are intended to be comprehended within the scope of the utility model.

Claims

1. The utility model provides a distribution unit, its characterized in that, including organism (1), be provided with input module (2) and output module (3) on organism (1), input module (2) are provided with a plurality of respectively with output module (3), and both are connected one by one, still include single way binding post (4) and multichannel binding post (5), the connection that single way binding post (4) and multichannel binding post (5) are interchangeable is on link (21) that input module (2) outside set up, single way binding post (4) are connected with single input module (2) only, multichannel binding post (5) parallel connection a plurality of input module (2).

2. The power distribution unit according to claim 1, wherein the input modules (2) are arranged side by side, the multi-path wiring terminals (5) extend along the arrangement direction of the input modules (2), and a plurality of connecting parts (51) for connecting with the connecting ends (21) of the input modules (2) are arranged on the multi-path wiring terminals (5) at intervals.

3. The power distribution unit according to claim 2, characterized in that the input modules (2) are provided with windows (22) on both sides in the side-by-side direction, which windows (22) allow for the passage of multiple connection terminals (5) for the parallel connection of several input modules (2).

4. A power distribution unit according to claim 3, characterized in that the window (22) is detachably connected with a shutter (23).

5. The power distribution unit according to claim 4, characterized in that the shutter (23) is connected to the window (22) by means of a frangible portion (24).

6. The power distribution unit according to claim 1, characterized in that a baffle (25) for shielding the connection end (21) is movably connected to the input module (2).

7. The power distribution unit according to claim 1, characterized in that the portion of the body (1) for fitting the input module (2) forms a notch portion (12) in the depth direction of the body (1).

8. The power distribution unit according to claim 1, characterized in that the output module (3) comprises an output connection portion (31) and a circuit breaker assembly (32), the output connection portion (31) is arranged inside the machine body (1) and is electrically connected with the input module (2), the circuit breaker assembly (32) is connected with the output connection portion (31) in a plug-in manner, and an output terminal (321) is integrated on the circuit breaker assembly (32).

9. The power distribution unit according to claim 8, characterized in that the tail end of the circuit breaker assembly (32) is provided with a socket (322), the side walls of the socket (322) being provided with elastic conductive tabs for electrical connection with the output connection (31).

10. The power distribution unit according to claim 8, characterized in that the output connection (31) is arranged side by side on a plug board (311) connected in the machine body (1).

11. The power distribution unit according to claim 8, wherein the machine body (1) is further provided with a control module (6) and a signal detection board (7), the control module (6) is electrically connected with the signal detection board (7), and the signal detection board (7) is connected with the circuit breaker assembly (32) in a plug-in manner.