CN223502381U - A copper busbar connection structure for a two-wire combiner cabinet - Google Patents
A copper busbar connection structure for a two-wire combiner cabinetInfo
- Publication number
- CN223502381U CN223502381U CN202422615646.2U CN202422615646U CN223502381U CN 223502381 U CN223502381 U CN 223502381U CN 202422615646 U CN202422615646 U CN 202422615646U CN 223502381 U CN223502381 U CN 223502381U
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- China
- Prior art keywords
- copper bar
- copper
- circuit breaker
- plate
- epoxy plate
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The application provides a copper bar connection structure of a two-wire junction box, which is suitable for a junction box and comprises a circuit breaker, a first fixing plate, a first copper bar, a first epoxy plate, a fuse wire, a second epoxy plate, a second copper bar, a third copper bar, a fourth copper bar, a fifth copper bar and a second fixing plate; the circuit breaker is arranged on a first fixed plate, the first copper bar is arranged at the top of the circuit breaker and is fixedly connected with the first epoxy plate, one end, away from the circuit breaker, of the first copper bar is connected with a fuse wire, one end, away from the first copper bar, of the fuse wire is connected with a second copper bar, the second copper bar is fixed on the second epoxy plate, the third copper bar is arranged at the top of the circuit breaker and one end of the third copper bar is connected with a fourth copper bar, the fifth copper bar is arranged at the bottom of the circuit breaker and is fixedly connected with the second fixed plate. The application can realize reasonable layout of all electric components in the cabinet body, has small occupied space and has better use safety and reliability.
Description
Technical Field
The utility model relates to the technical field of batteries, in particular to a copper bar connection structure of a two-wire current collecting cabinet.
Background
The bus cabinet is an important component part in the energy storage system, and the main function of the bus cabinet is to interact with the alternating current side and the direct current side. The charging and discharging of the energy storage system are carried out through the convergence cabinet, specifically, the power lines of the cluster management box are converged to the convergence cabinet, the convergence cabinet is connected with the UPS, the UPS is connected to an external power supply or a load, and the energy storage system can realize energy exchange with the outside through the paths.
For high voltage high current energy storage systems with a DC750V and above, few alternative DC frame circuit breakers are available in the market, with only a few imported brands and few models. However, the date of the inlet part has uncertainty and price fluctuation, and it is difficult to meet the actual use requirement. And, under the prerequisite that security performance obtained guaranteeing, be difficult to reduce the type selection degree of difficulty of current conflux cabinet, and current manufacturing cost of conflux cabinet is higher, leads to the cost of whole cabinet higher.
Disclosure of utility model
Based on the above, the embodiment of the utility model provides a copper bar connection structure of a two-wire bus cabinet, which aims to solve the problems that most of the prior bus cabinets cannot distinguish a neutral wire from a 3-wire compatible 2-wire bus bar, the whole cabinet is high in cost, the difficulty in selecting is high, the use requirement of customers is difficult to meet and the like.
In order to achieve the above objective, an embodiment of the present utility model provides a copper bar connection structure of a two-wire bus-bar, which is suitable for a bus-bar, and includes a circuit breaker, a first fixing plate, a first copper bar, a first epoxy plate, a fuse, a second epoxy plate, a second copper bar, a third copper bar, a fourth copper bar, a fifth copper bar and a second fixing plate;
The circuit breaker is arranged on the first fixing plate, the first copper bar is arranged on the top of the circuit breaker and is fixedly connected with the first epoxy plate, one end of the first copper bar, which is far away from the circuit breaker, is connected with the fuse, one end of the fuse, which is far away from the first copper bar, is connected with the second copper bar, and the second copper bar is fixed on the second epoxy plate;
The third copper bar is arranged at the top of the circuit breaker, one end of the third copper bar is connected with the fourth copper bar, the fifth copper bar is arranged at the bottom of the circuit breaker, and the fifth copper bar is fixedly connected with the second fixing plate.
As an optimal implementation mode, the copper bar connecting structure of the two-wire bus cabinet further comprises a third fixing plate, two ends of the fourth copper bar are symmetrically arranged on the third fixing plate, and one end of the third copper bar is connected to the center of the fourth copper bar.
The first copper bars are strip-shaped copper bars, two first copper bars are symmetrically arranged on the first epoxy plate, and one end, close to the circuit breaker, of the third copper bar is arranged between the two first copper bars.
As a preferable implementation mode, two fuses are arranged, the two fuses are arranged in parallel, and the fuses are arranged in one-to-one correspondence with the first copper bars.
The second copper bar comprises a first vertical section, a parallel section and a second vertical section which are integrally arranged, wherein the first vertical section is vertically arranged at one end of the parallel section, the second vertical section is vertically arranged at the other end of the parallel section, the first vertical section and the second vertical section are arranged in an extending mode in opposite directions, the first vertical section and the fuse are connected, and the parallel section is arranged on the second epoxy plate.
In a preferred embodiment, the parallel section is arranged parallel to the second epoxy plate, and the second epoxy plate is arranged perpendicular to the first epoxy plate.
As the preferable implementation mode, two second copper bars are arranged, the two second copper bars are symmetrically arranged on the second epoxy plate, and the second copper bars are arranged in one-to-one correspondence with the fuses.
The third copper bar comprises a first vertical portion, a connecting portion and a second vertical portion which are integrally arranged, wherein the first vertical portion is vertically arranged at one end of the connecting portion, the second vertical portion is vertically arranged at the other end of the connecting portion, the first vertical portion and the second vertical portion extend in opposite directions, the first vertical portion is connected with the fourth copper bar, the connecting portion is fixed on the first fixing plate, the second vertical portion is connected with the top of the circuit breaker, and the second vertical portion is fixed on the first epoxy plate.
In a preferred embodiment, the fourth copper bar is a bar-shaped copper bar, and the length of the first vertical portion is greater than the width of the fourth copper bar.
In a preferred embodiment, the first fixing plate is in an I-shaped arrangement, the circuit breaker is arranged at the center of the first fixing plate, and the end angle of the first fixing plate is fixed on the bus cabinet.
As a preferred embodiment, the fifth copper bar is a multi-stage copper bar integrally provided.
As a preferred embodiment, the copper bar connection structure of the two-wire bus cabinet further comprises a sixth copper bar, wherein the sixth copper bar is a bar-type copper bar, and the sixth copper bar is connected with the fifth copper bar.
As a preferred embodiment, the two ends of the second epoxy plate are respectively provided with a mounting fixture, and the second epoxy plate is fixed on the bus cabinet through the mounting fixtures.
In the preferred embodiment, two ends of the first epoxy plate are respectively and fixedly connected with the bus cabinet, and two ends of the second fixing plate are respectively and fixedly connected with the bus cabinet.
Compared with the prior art, the structure has the following technical effects that through the structure, the reasonable layout of all electric elements in the cabinet body can be realized, the cabinet body is optimized, the overall attractiveness and convenience of the cabinet body are improved, the volume of the cabinet body is reduced, the occupied space is reduced, the use requirement of a space-limited place is met, and meanwhile, the safety and reliability of the cabinet body in the use process are effectively enhanced. The application can reasonably layout copper bars, realize reasonable distribution of cables, effectively optimize wiring space, be convenient to install and maintain, meet the use requirement of the UPS without a central line of a customer, realize selecting the corresponding bus-bar cabinet according to the power flow required by the customer, and reduce the manufacturing cost of the bus-bar cabinet. In addition, through the structure of the application, the heat dissipation performance of each copper bar and each fuse wire is effectively improved, and the installation and the maintenance of each component in the bus cabinet are convenient.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a copper bar connection structure of a two-wire bus cabinet according to an embodiment of the present utility model;
FIG. 2 is a schematic view of a copper bar connection structure of the two-wire bus bar of FIG. 1;
FIG. 3 is a schematic view of a copper bar connection structure of the two-wire bus cabinet of FIG. 1;
fig. 4 is a schematic structural view of the bus bar of the present application.
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.
It should be noted that, if directional indications (such as up, down, left, right, front, rear, top, bottom) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected through an intervening medium, or in communication between two elements or in an interaction relationship between two elements, unless otherwise explicitly specified. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
The application has the advantages of simple structure, reasonable copper arrangement, compact structure, simple and clear connection, easy realization, high assembly efficiency and low installation cost, optimizes the internal space layout of the bus-bar cabinet, is attractive and concise as a whole, is convenient to maintain, is suitable for large-scale production, and effectively solves the problem of optimizing the internal space layout of the bus-bar cabinet. Meanwhile, the problem that the electrical performance of the bus cabinet is affected due to insufficient cable space can be effectively solved, the space utilization rate is improved, the installation time is effectively saved, and the bus cabinet is convenient to maintain in the later period.
Specifically, as shown in fig. 1 to 2, an embodiment of the present utility model provides a copper bar connection structure of a two-wire bus bar, which is suitable for a bus bar a, and includes a circuit breaker 10, a first fixing plate 20, a first copper bar 30, a first epoxy plate 40, a fuse 50, a second epoxy plate 60, a second copper bar 70, a third copper bar 80, a fourth copper bar 90, a fifth copper bar 100, and a second fixing plate 110;
The circuit breaker 10 is arranged on the first fixing plate 20, the first copper bar 30 is arranged on the top of the circuit breaker 10 and is fixedly connected with the first epoxy plate 40, one end of the first copper bar 30, which is far away from the circuit breaker 10, is connected with the fuse 50, one end of the fuse 50, which is far away from the first copper bar 30, is connected with the second copper bar 70, and the second copper bar 70 is fixed on the second epoxy plate 60;
The third copper bar 80 is disposed at the top of the circuit breaker 10, one end of the third copper bar 80 is connected with the fourth copper bar 90, the fifth copper bar 100 is disposed at the bottom of the circuit breaker 10, and the fifth copper bar 100 is fixedly connected with the second fixing plate 110.
As a preferred embodiment, the copper bar connection structure of the two-wire bus cabinet further includes a third fixing plate 120, two ends of the fourth copper bar 90 are symmetrically disposed on the third fixing plate 120, and one end of the third copper bar 80 is connected to the center of the fourth copper bar 90.
In a preferred embodiment, the first copper bars 30 are strip-shaped copper bars, two first copper bars 30 are symmetrically arranged on the first epoxy board 40, and one end of the third copper bar 80, which is close to the circuit breaker 10, is arranged between the two first copper bars 30.
As a preferred embodiment, two fuses 50 are provided in parallel, and the fuses 50 are provided in one-to-one correspondence with the first copper bars 30.
As a preferred embodiment, as shown in fig. 1, the second copper bar 70 includes a first vertical section 71, a parallel section 72 and a second vertical section 73 integrally provided, wherein the first vertical section 71 is vertically provided at one end of the parallel section 72, the second vertical section 73 is vertically provided at the other end of the parallel section 71, the first vertical section 71 and the second vertical section 73 are extended in opposite directions, the first vertical section 71 is connected to the fuse 50, and the parallel section 72 is provided on the second epoxy board 60. By the arrangement, the first vertical section 71, the parallel section 72 and the second vertical section 73 are located on different planes, connection is facilitated, connection space is saved, connection stability is good, the whole bus cabinet is attractive and tidy, and meanwhile the problem that electrical performance of the bus cabinet is affected due to insufficient cable space can be effectively solved.
In a preferred embodiment, the parallel section 72 is disposed parallel to the second epoxy plate 60, and the second epoxy plate 60 is disposed perpendicular to the first epoxy plate 40. In this way, the plane of the parallel section 72 is parallel to the plane of the second epoxy board 60, and the plane of the second epoxy board 60 is perpendicular to the plane of the first epoxy board 40, so that the installation and connection of each component can be facilitated, and meanwhile, the space utilization rate can be effectively improved.
As a preferred embodiment, two second copper bars 70 are provided, the two second copper bars 70 are symmetrically disposed on the second epoxy board 60, and the second copper bars 70 are disposed in one-to-one correspondence with the fuses 50.
As a preferred embodiment, as shown in fig. 1, the third copper bar 80 includes a first vertical portion 81, a connecting portion 82 and a second vertical portion 83 integrally provided, wherein the first vertical portion 81 is vertically provided at one end of the connecting portion 82, the second vertical portion 83 is vertically provided at the other end of the connecting portion 82, the first vertical portion 81 and the second vertical portion 83 are extended in opposite directions, the first vertical portion 81 is connected to the fourth copper bar 90, the connecting portion 82 is fixed to the first fixing plate 20, the second vertical portion 83 is connected to the top of the circuit breaker 10, and the second vertical portion 83 is fixed to the first epoxy plate 40. By the arrangement, the first vertical part 81, the connecting part 82 and the second vertical part 83 are located on different planes, connection is facilitated, connection space is saved, connection stability is good, the whole bus cabinet is attractive and tidy, and meanwhile, the problem that electrical performance of the bus cabinet is affected due to insufficient cable space can be effectively solved.
In a preferred embodiment, the fourth copper bar 90 is a bar-shaped copper bar, and the length of the first vertical portion 81 is greater than the width of the fourth copper bar 90.
In the embodiment of the application, the second copper bar and the third copper bar are integrally arranged, so that the assembly is convenient, the connection space is saved, the disassembly and assembly efficiency is improved, and meanwhile, the risk that the cable is bent to influence the electrical performance due to insufficient space can be effectively reduced. The circuit breaker can be a plastic shell circuit breaker of 800A-750 VDC-3P.
In the present application, the parallel section 72 and the connecting portion 82 are horizontally extended in the same direction, and the length of the connecting portion 82 is greater than the length of the parallel section 72. The bus cabinet is convenient to connect, saves the space for connection, is good in connection stability, attractive and tidy in whole, and can effectively solve the problem that the electrical performance of the bus cabinet is affected due to insufficient cable space.
In a preferred embodiment, the first fixing plate 20 is configured in an "h" shape, the circuit breaker 10 is disposed at the center of the first fixing plate 20, and the end angle of the first fixing plate 20 is fixed on the bus cabinet a.
In a preferred embodiment, the fifth copper bar 100 is a multi-stage copper bar integrally provided. The bus cabinet is convenient to connect, saves the space for connection, is good in connection stability, attractive and tidy in whole, and can effectively solve the problem that the electrical performance of the bus cabinet is affected due to insufficient cable space.
As a preferred embodiment, the copper bar connection structure of the two-wire bus cabinet further includes a sixth copper bar 130, the sixth copper bar 130 is a bar-type copper bar, and the sixth copper bar 130 is connected to the fifth copper bar 100.
As a preferred embodiment, the second epoxy plates 60 are provided at both ends thereof with mounting fixtures 61, respectively, and the second epoxy plates 60 are fixed to the bus cabinet a by the mounting fixtures 61.
In a preferred embodiment, two ends of the first epoxy plate 40 are respectively and fixedly connected to the bus cabinet a, and two ends of the second fixing plate 110 are respectively and fixedly connected to the bus cabinet a.
As shown in fig. 3 to 4, in the embodiment of the present application, a bus cabinet (800A-2 wires (positive and negative) is 600 x 1000 x 2000mm in size, and the protection level is ip21. The wire inlet mode is an upper wire inlet mode and an upper wire outlet mode, and the bottom plate is designed with a knock-out hole compatible with a lower wire outlet mode.) includes a cabinet body, a front door is hinged to the front surface of the cabinet body, a rear door is mounted on the back surface of the cabinet body, a side door is mounted on the side surface of the cabinet body, a bus bin is disposed above the interior of the cabinet body, a fixed mounting area is disposed below the interior of the cabinet body, a guide rail A1 and a fixed mounting plate A2 are symmetrically mounted on two sides of the interior of the cabinet body (1), and the first epoxy plate, the second epoxy plate, the first fixing plate and the second fixing plate are fixed on the guide rail A1 or the mounting plate A2 according to actual needs, so that a part of the copper bar connection structure of the two-wire bus cabinet of the present application is accommodated in the bus bin, and a part of the copper bar connection structure is accommodated in the fixed mounting area, and has a higher space utilization. Each copper bar of the copper bar connecting structure of the two-wire bus cabinet supports front maintenance, and the maintenance is convenient.
The top of the bus cabinet can be provided with a wiring box for feeding wires, and can also be directly connected with a customer wiring groove. The input cable is connected with one of the second copper bars, and the second epoxy plate is fixed on the guide rail of the bus cabinet through the installation fixing piece. The second copper bar is connected with one of the fuses, the fuse is connected with one of the first copper bars, the first copper bar is fixed on the first epoxy plate, the first copper bar is connected with the circuit breaker 1P, the third copper bar is connected with the 2P of the circuit breaker, the fourth copper bar is connected with the third copper bar, the fourth copper bar is connected with the anode of the client UPS, the circuit breaker is fixed on the first fixing plate, and the first fixing plate is fixed on the guide rail of the cabinet. The negative electrode is connected with another second copper bar, the second copper bar is connected with another fuse, the fuse is connected with another first copper bar, the first copper bar is connected with a breaker 3P, then the breaker is connected with a fifth copper bar, the fifth copper bar is connected with a sixth copper bar, and the sixth copper bar is connected with the negative electrode of the client UPS. The fifth copper bar and the sixth copper bar are fixed on guide rails on two sides of the cabinet. The coil and the knock-out hole are arranged at corresponding positions on the top plate of the bus-bar cabinet, so that the upper incoming line and the upper outgoing line are met, and the winding beam is arranged in the bus-bar cabinet, so that the cables are conveniently staggered and fixed, and the whole bus-bar cabinet is attractive and compact.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (10)
1. The copper bar connecting structure of the two-wire junction box is suitable for the junction box and is characterized by comprising a circuit breaker, a first fixing plate, a first copper bar, a first epoxy plate, a fuse wire, a second epoxy plate, a second copper bar, a third copper bar, a fourth copper bar, a fifth copper bar and a second fixing plate;
The circuit breaker is arranged on the first fixing plate, the first copper bar is arranged on the top of the circuit breaker and is fixedly connected with the first epoxy plate, one end of the first copper bar, which is far away from the circuit breaker, is connected with the fuse, one end of the fuse, which is far away from the first copper bar, is connected with the second copper bar, and the second copper bar is fixed on the second epoxy plate;
The third copper bar is arranged at the top of the circuit breaker, one end of the third copper bar is connected with the fourth copper bar, the fifth copper bar is arranged at the bottom of the circuit breaker, and the fifth copper bar is fixedly connected with the second fixing plate.
2. The copper bar connection structure of the two-wire bus cabinet according to claim 1, further comprising a third fixing plate, wherein two ends of the fourth copper bar are symmetrically arranged on the third fixing plate, and one end of the third copper bar is connected to the center of the fourth copper bar.
3. The copper bar connecting structure of the two-wire bus cabinet is characterized in that the first copper bars are strip-type copper bars, two first copper bars are symmetrically arranged on the first epoxy plate, and one end, close to the circuit breaker, of the third copper bar is arranged between the two first copper bars;
The two fuses are arranged in parallel, and the fuses are arranged in one-to-one correspondence with the first copper bars.
4. The copper bar connection structure of the two-wire junction box according to claim 1, wherein the second copper bar comprises a first vertical section, a parallel section and a second vertical section which are integrally arranged, the first vertical section is vertically arranged at one end of the parallel section, the second vertical section is vertically arranged at the other end of the parallel section, the first vertical section and the second vertical section extend in opposite directions, the first vertical section is connected with the fuse, and the parallel section is arranged on the second epoxy plate.
5. The copper bar connection structure of the two-wire bus cabinet according to claim 4, wherein the parallel section is arranged in parallel with the second epoxy plate, and the second epoxy plate is arranged perpendicular to the first epoxy plate.
6. The copper bar connection structure of the two-wire junction box according to claim 1, wherein two second copper bars are arranged, the two second copper bars are symmetrically arranged on the second epoxy plate, and the second copper bars are arranged in one-to-one correspondence with the fuses.
7. The copper bar connecting structure of the two-wire junction box according to claim 1, wherein the third copper bar comprises a first vertical portion, a connecting portion and a second vertical portion which are integrally arranged, the first vertical portion is vertically arranged at one end of the connecting portion, the second vertical portion is vertically arranged at the other end of the connecting portion, the first vertical portion and the second vertical portion extend in opposite directions, the first vertical portion is connected with the fourth copper bar, the connecting portion is fixed on the first fixing plate, the second vertical portion is connected with the top of the circuit breaker, and the second vertical portion is fixed on the first epoxy plate.
8. The copper bar connection structure of the two-wire junction box according to claim 7, wherein the fourth copper bar is a strip-type copper bar, and the length of the first vertical portion is greater than the width of the fourth copper bar.
9. The copper bar connecting structure of the two-wire junction box according to claim 1, wherein the first fixing plate is in an I-shaped arrangement, and the circuit breaker is arranged at the center of the first fixing plate;
The fifth copper bar is a multi-section copper bar integrally arranged.
10. The two-wire bus cabinet copper bar connection structure according to claim 1, further comprising a sixth copper bar, wherein the sixth copper bar is a bar-type copper bar, and the sixth copper bar is connected with the fifth copper bar;
And the two ends of the second epoxy plate are respectively provided with a mounting fixing piece, and the second epoxy plate is fixed on the bus cabinet through the mounting fixing pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422615646.2U CN223502381U (en) | 2024-10-29 | 2024-10-29 | A copper busbar connection structure for a two-wire combiner cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422615646.2U CN223502381U (en) | 2024-10-29 | 2024-10-29 | A copper busbar connection structure for a two-wire combiner cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223502381U true CN223502381U (en) | 2025-10-31 |
Family
ID=97480551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422615646.2U Active CN223502381U (en) | 2024-10-29 | 2024-10-29 | A copper busbar connection structure for a two-wire combiner cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223502381U (en) |
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2024
- 2024-10-29 CN CN202422615646.2U patent/CN223502381U/en active Active
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