UPS battery cabinet structure

Abstract

The utility model provides a UPS battery cabinet structure. The UPS battery cabinet structure comprises a cabinet body, a CBMS unit arranged in the cabinet body and multiple layers of battery box units arranged in the cabinet body. The CBMS unit is arranged close to the top of the cabinet body; the CBMS unit is connected with the battery box unit close to the CBMS unit through a first copper bar; a positive terminal of the input end of the CBMS unit is connected with a fuse protector through a second copper bar, and the fuse protector is connected with a negative terminal of a battery box unit close to the bottom of the cabinet body through a third copper bar; the adjacent battery box units and the output ends of the CBMS units are connected through fourth copper bars. The device is simple in structure, reasonable in copper bar layout, compact in structure, simple and clear in connection, easy to realize, high in assembly efficiency, low in installation cost and suitable for large-scale production.

Description

Technical Field

[0001] The utility model relates to the technical field of batteries, in particular to a UPS battery cabinet structure. Background Art

[0002] Lithium batteries have the advantages of high energy density, long service life, high rated voltage, high power tolerance, very low self-discharge rate and strong adaptability to high and low temperatures. They are one of the most widely used batteries. With the development of communication technology, there are more and more communication base stations. As an important part of the base station power supply system, lithium battery cabinets are important equipment to ensure the normal operation of communication base stations.

[0003] However, in the lithium battery cabinet structure on the market, the batteries in the cabinet are usually connected in series through cables. Due to the limited layout space of the cabinet, it is not possible to completely eliminate the cables between the batteries in the cabinet. Due to the shape and structure of the cable, the cable connection has certain requirements for the cabinet, such as the space for the cable bending radius, the cable fixation, and the overall coordination and beauty of the interface. Due to the temperature rise of the cable and other issues, the requirements for the air duct are also relatively high.

[0004] Cable connection has poor connection stability and poor connection effect. In addition, due to the complicated wiring harnesses or cables and the staggered connection, the assembly is cumbersome, time-consuming, high assembly cost and difficult maintenance. In some narrow assembly areas, due to the thick cables, the assembly efficiency and the electrical performance of the battery module are directly affected, thus affecting the safety and stability of the battery. Moreover, the complicated wiring harnesses and cables and the staggered connections make the overall appearance of the cabinet lack of beauty. Utility Model Content

[0005] Based on this, an embodiment of the utility model provides a UPS battery cabinet structure, aiming to solve the problems of the existing battery cabinet, such as complex connection, low assembly efficiency, high installation cost, unstable electrical performance and overall lack of aesthetics.

[0006] To achieve the above-mentioned purpose, the embodiment of the utility model provides a UPS battery cabinet structure, comprising a cabinet, a CBMS unit arranged in the cabinet, and a multi-layer battery box unit arranged in the cabinet; the CBMS unit is arranged near the top of the cabinet;

[0007] The CBMS unit is connected to the battery box unit near the CBMS unit through a first copper bar; the positive terminal of the input end of the CBMS unit is connected to the fuse protector through a second copper bar, and the fuse protector is connected to the negative terminal of the battery box unit near the bottom of the cabinet through a third copper bar; the adjacent battery box units and the output end of the CBMS unit are connected through a fourth copper bar;

[0008] The first copper busbar includes a first straight segment, a curved segment and a second straight segment, wherein the curved segment is connected to the first straight segment and the second straight segment respectively; the first straight segment is connected to the CBMS unit, and the second straight segment is connected to a battery box unit close to the CBMS unit.

[0009] As a preferred embodiment, the first straight segment, the curved segment and the second straight segment are integrally formed, and the first straight segment is arranged in parallel with the second straight segment.

[0010] As a preferred embodiment, the second copper busbar includes a first connecting segment, a second copper busbar straight segment and a second connecting segment, the second copper busbar straight segment is respectively connected to the first connecting segment and the second connecting segment, the first connecting segment is connected to the positive terminal of the CBMS unit input end, and the second connecting segment is connected to the fuse protector.

[0011] As a preferred embodiment, the first connecting section includes a parallel portion, a bent portion and a vertical portion which are integrally arranged, the bent portion is connected to the parallel portion and the vertical portion respectively, and the parallel portion and the vertical portion are arranged vertically; the parallel portion is connected to the straight segment of the second copper busbar, and the vertical portion is connected to the positive terminal of the input end of the CBMS unit.

[0012] As a preferred embodiment, the second connecting section is arranged in an "L" shape, one end of the second connecting section is connected to the straight section of the second copper busbar, and the other end is connected to the fuse protector.

[0013] As a preferred embodiment, the fuse protector is arranged on the bottom surface of the cabinet, and the fuse protector is arranged adjacent to the battery box unit close to the bottom of the cabinet.

[0014] As a preferred embodiment, the third copper bar includes an integrally arranged "L"-shaped connecting portion, a bent connecting portion and a third copper bar parallel portion, the bent connecting portion is respectively connected to the "L"-shaped connecting portion and the third copper bar parallel portion; the third copper bar parallel portion is vertically arranged to the "L"-shaped connecting portion; the third copper bar parallel portion is connected to the fuse protector, and the "L"-shaped connecting portion is connected to the negative terminal of the battery box unit near the bottom of the cabinet.

[0015] As a preferred embodiment, the fourth copper bar is a straight copper bar; the fourth copper bar is arranged at an angle to the battery box unit to which it is connected.

[0016] As a preferred embodiment, the tilt angle is preferably 35° to 65°.

[0017] As a preferred implementation, the N terminal of the input end of the CBMS unit is connected to a fourth copper bar near the end of the fifth copper bar through a fifth copper bar.

[0018] As a preferred embodiment, the fifth copper bar includes a fifth copper bar parallel section, a fifth copper bar straight section and a fifth copper bar connecting section, the fifth copper bar straight section is respectively connected to the fifth copper bar parallel section and the fifth copper bar connecting section; the fifth copper bar parallel section is connected to the N terminal of the input end of the CBMS unit, and the fifth copper bar connecting section is connected to the fourth copper bar of the battery box unit near the end of the fifth copper bar straight section. In the embodiment of the present application, the end of the fifth copper bar straight section refers to the end of the fifth copper bar straight section away from the CBMS unit.

[0019] As a preferred implementation, the fifth copper bar parallel section is arranged in parallel with the fifth copper bar connecting section; the fifth copper bar straight section is arranged perpendicular to the fifth copper bar connecting section and the fifth copper bar parallel section respectively.

[0020] Compared with the prior art, the structure of the present application has the following technical effects: the present application can effectively improve the connection between the CBMS unit and the battery box unit, and between the battery box unit and the battery box unit by setting the first copper bar, the second copper bar, the third copper bar, the fourth copper bar and the fifth copper bar, and controlling the second copper bar, the third copper bar and the fifth copper bar to be segmented copper bars, so as to achieve de-cable, have good connection stability, and be beautiful and neat overall; at the same time, it can effectively improve the problem of insufficient cable space affecting the electrical performance of the cabinet, improve space utilization, effectively save installation time, and facilitate later maintenance, etc. The present application has a simple structure, a reasonable copper bar layout, a compact structure, a simple and clear connection, and is easy to implement. It has high assembly efficiency and low installation cost, and is suitable for large-scale production. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0022] Figure 1 This is a schematic diagram of the internal structure of a power cabinet structure according to an embodiment of the utility model;

[0023] Figure 2 for Figure 1 A schematic diagram of the internal structure of the power cabinet structure from another angle;

[0024] Figure 3 for Figure 1 Front view schematic diagram of the internal structure of the power cabinet.

[0025] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back, top, bottom...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0028] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0029] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or there may be an intermediate element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be an intermediate element at the same time.

[0030] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or suggesting their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0031] Specifically, Figures 1 to 3 As shown, an embodiment of the utility model provides a UPS battery cabinet structure, including a cabinet 10, a CBMS unit 20 disposed in the cabinet 10, and a multi-layer battery box unit 30 disposed in the cabinet 10; the CBMS unit 20 is disposed near the top of the cabinet 10;

[0032] The CBMS unit 20 is connected to the battery box unit 30 near the CBMS unit 20 through a first copper busbar 40; the positive terminal 21 of the input end of the CBMS unit 20 is connected to the fuse protector 60 through a second copper busbar 50, and the fuse protector 60 is connected to the negative terminal of the battery box unit 30 near the bottom of the cabinet 10 through a third copper busbar 70; the adjacent battery box units 30 and the output end of the CBMS unit 20 are connected through a fourth copper busbar 80;

[0033] The first copper busbar 40 includes a first straight segment 41, a curved segment 42 and a second straight segment 43, wherein the curved segment 42 is connected to the first straight segment 41 and the second straight segment 43 respectively; the first straight segment 41 is connected to the CBMS unit 20, and the second straight segment 43 is connected to the battery box unit 30 close to the CBMS unit 20.

[0034] In the embodiment of the present application, the first copper busbar 40 is generally a bent copper busbar, which facilitates the connection between the components, effectively saves space, and ensures the stability of the connection; the first straight line segment 41 is connected to the negative terminal 23 of the CBMS unit 20.

[0035] As a preferred embodiment, the first straight segment 41, the curved segment 42 and the second straight segment 43 are integrally formed, and the first straight segment 41 is arranged parallel to the second straight segment 43. Generally, the first straight segment 41 is arranged parallel to the second straight segment 43, which can save space well.

[0036] As a preferred embodiment, the second copper busbar 50 includes a first connecting segment 51, a second copper busbar straight segment 52 and a second connecting segment 53, the second copper busbar straight segment 52 is connected to the first connecting segment 51 and the second connecting segment 53 respectively, the first connecting segment 51 is connected to the positive terminal 21 of the input end of the CBMS unit 20, and the second connecting segment 53 is connected to the fuse protector 60.

[0037] As a preferred embodiment, the first connecting section 51 includes a parallel portion 511, a bending portion 512 and a vertical portion 513 which are integrally arranged, the bending portion 512 is connected to the parallel portion 511 and the vertical portion 513 respectively, and the parallel portion 511 and the vertical portion 513 are vertically arranged; the parallel portion 511 is connected to the second copper busbar straight segment 52, and the vertical portion 513 is connected to the positive terminal 21 of the input end of the CBMS unit 20.

[0038] As a preferred embodiment, the second connecting section 53 is arranged in an “L” shape, one end of the second connecting section 53 is connected to the second copper bar straight section 52 , and the other end is connected to the fuse protector 60 .

[0039] As a preferred embodiment, the fuse protector 60 is disposed on the bottom surface of the cabinet 10 , and the fuse protector 60 is disposed adjacent to the battery box unit 30 close to the bottom of the cabinet 10 .

[0040] As a preferred embodiment, the third copper bar 70 includes an integrally arranged "L"-shaped connection portion 71, a bent connection portion 72 and a third copper bar parallel portion 73, wherein the bent connection portion 72 is connected to the "L"-shaped connection portion 71 and the third copper bar parallel portion 73 respectively; the third copper bar parallel portion 73 is vertically arranged to the "L"-shaped connection portion 71; the third copper bar parallel portion 73 is connected to the fuse protector 60, and the "L"-shaped connection portion 71 is connected to the negative terminal of the battery box unit 30 near the bottom of the cabinet 10. In this way, the "L"-shaped connection portion and the third copper bar parallel portion are located on different planes, which is convenient for connection and saves connection space, and the connection stability is good, and the overall appearance is beautiful and neat; at the same time, it can effectively improve the problem of affecting the electrical performance of the cabinet due to insufficient cable space.

[0041] As a preferred embodiment, the fourth copper bar 80 is a straight copper bar; the fourth copper bar 80 and the battery box unit 30 connected thereto are arranged at an angle.

[0042] As a preferred embodiment, the tilt angle is preferably 35° to 65°.

[0043] As a preferred embodiment, the N terminal 22 of the input end of the CBMS unit 20 is connected to the fourth copper bar 80 close to the end of the fifth copper bar 90 through the fifth copper bar 90 .

[0044] As a preferred embodiment, the fifth copper bar 90 includes a fifth copper bar parallel section 91, a fifth copper bar straight section 92 and a fifth copper bar connecting section 93, wherein the fifth copper bar straight section 92 is connected to the fifth copper bar parallel section 91 and the fifth copper bar connecting section 93 respectively; the fifth copper bar parallel section 91 is connected to the N terminal 22 at the input end of the CBMS unit 20, and the fifth copper bar connecting section 93 is connected to the fourth copper bar 80 of the battery box unit 30 near the end of the fifth copper bar straight section 92. In the embodiment of the present application, the end of the fifth copper bar straight section 92 refers to the end of the fifth copper bar straight section 92 away from the CBMS unit 20.

[0045] As a preferred embodiment, the fifth copper bar parallel section 91 is arranged in parallel with the fifth copper bar connecting section 93; the fifth copper bar straight section 92 is arranged perpendicular to the fifth copper bar connecting section 93 and the fifth copper bar parallel section 91 respectively.

[0046] In the embodiment of the present application, the second copper bar, the third copper bar, and the fifth copper bar are all arranged in sections, which is convenient for assembly and saves connection space, is conducive to improving the efficiency of assembly and disassembly, and can effectively reduce the risk of cable bending due to insufficient space and affecting electrical performance.

[0047] The present application can effectively improve the connection between the CBMS unit and the battery box unit, and between the battery box unit and the battery box unit by setting the first copper bar, the second copper bar, the third copper bar, the fourth copper bar and the fifth copper bar, and controlling the second copper bar, the third copper bar and the fifth copper bar to be segmented copper bars, so as to achieve cable removal, good connection stability and overall neatness; at the same time, it can effectively improve the problem of insufficient cable space affecting the electrical performance of the cabinet, improve space utilization, effectively save installation time, and facilitate later maintenance, etc. The present application has a simple structure, a reasonable copper bar layout, a compact structure, a simple and clear connection, is easy to implement, has high assembly efficiency, and low installation cost, and is suitable for large-scale production.

[0048] The above description is only a preferred embodiment of the utility model, and does not limit the patent scope of the utility model. All equivalent structural changes made by using the contents of the utility model specification and drawings under the utility model concept, or directly / indirectly used in other related technical fields are included in the patent protection scope of the utility model.

Claims

1. A UPS battery cabinet structure, characterized in that: It includes a cabinet, a CBMS unit arranged in the cabinet, and a multi-layer battery box unit arranged in the cabinet; the CBMS unit is arranged near the top of the cabinet; The CBMS unit is connected to the battery box unit near the CBMS unit through a first copper bar; the positive terminal of the input end of the CBMS unit is connected to the fuse protector through a second copper bar, and the fuse protector is connected to the negative terminal of the battery box unit near the bottom of the cabinet through a third copper bar; the adjacent battery box units and the output end of the CBMS unit are connected through a fourth copper bar; The first copper busbar includes a first straight segment, a curved segment and a second straight segment, wherein the curved segment is connected to the first straight segment and the second straight segment respectively; the first straight segment is connected to the CBMS unit, and the second straight segment is connected to a battery box unit close to the CBMS unit.

2. The UPS battery cabinet structure according to claim 1, characterized in that: The first straight segment, the curved segment and the second straight segment are integrally formed, and the first straight segment is arranged parallel to the second straight segment.

3. The UPS battery cabinet structure according to claim 1, characterized in that: The second copper busbar includes a first connecting section, a second copper busbar straight section and a second connecting section, the second copper busbar straight section is connected to the first connecting section and the second connecting section respectively, the first connecting section is connected to the positive terminal of the CBMS unit input end, and the second connecting section is connected to the fuse protector.

4. The UPS battery cabinet structure according to claim 3, characterized in that: The first connecting section includes a parallel portion, a bending portion and a vertical portion which are integrally arranged, the bending portion is connected to the parallel portion and the vertical portion respectively, and the parallel portion and the vertical portion are arranged vertically; the parallel portion is connected to the straight segment of the second copper busbar, and the vertical portion is connected to the positive terminal of the input end of the CBMS unit.

5. The UPS battery cabinet structure according to claim 3, characterized in that: The second connecting section is arranged in an "L" shape, one end of the second connecting section is connected to the straight section of the second copper bar, and the other end is connected to the fuse protector; The fuse protector is arranged on the bottom surface of the cabinet, and the fuse protector is arranged adjacent to the battery box unit close to the bottom of the cabinet.

6. The UPS battery cabinet structure according to claim 1, characterized in that: The third copper bar includes an integrally arranged "L"-shaped connection portion, a bent connection portion and a third copper bar parallel portion, the bent connection portion is connected to the "L"-shaped connection portion and the third copper bar parallel portion respectively; the third copper bar parallel portion is vertically arranged to the "L"-shaped connection portion; the third copper bar parallel portion is connected to the fuse protector, and the "L"-shaped connection portion is connected to the negative terminal of the battery box unit near the bottom of the cabinet.

7. The UPS battery cabinet structure according to claim 1, characterized in that: The fourth copper bar is a straight copper bar; the battery box unit to which the fourth copper bar is connected is arranged obliquely; The tilt angle is 35° to 65°.

8. The UPS battery cabinet structure according to claim 1, characterized in that: The N terminal of the input end of the CBMS unit is connected to the fourth copper bar close to the end of the fifth copper bar through the fifth copper bar.

9. The UPS battery cabinet structure according to claim 8, characterized in that: The fifth copper bar includes a fifth copper bar parallel section, a fifth copper bar straight section and a fifth copper bar connecting section, and the fifth copper bar straight section is respectively connected to the fifth copper bar parallel section and the fifth copper bar connecting section; the fifth copper bar parallel section is connected to the N terminal of the CBMS unit input end, and the fifth copper bar connecting section is connected to the fourth copper bar of the battery box unit near the end of the fifth copper bar straight section.

10. The UPS battery cabinet structure according to claim 9, characterized in that: The fifth copper bar parallel section is arranged in parallel with the fifth copper bar connecting section; the fifth copper bar straight section is arranged perpendicular to the fifth copper bar connecting section and the fifth copper bar parallel section respectively.

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