Liquid cooling UPS cabinet structure

Abstract

The invention relates to a liquid cooling UPS cabinet structure comprising a cabinet body, and the cabinet body is internally provided with at least two rows of first bearing groups and second bearing groups which are adjacent to each other. The first bearing group comprises a plurality of layers of first bearing plates arranged from top to bottom, and the second bearing group comprises a plurality of layers of second bearing plates arranged from top to bottom; the first bearing plates and the second bearing plates are arranged in a one-to-one correspondence mode, and the first bearing plates and the second bearing plates which are arranged in a one-to-one correspondence mode are located on the same horizontal plane. A first liquid cooling pipe is arranged on each first bearing plate; a second liquid cooling pipe is arranged on each second bearing plate; and the first liquid cooling pipe and the second liquid cooling pipe which are positioned on the same horizontal plane are communicated through a connecting bent pipe. According to the invention, effective cooling of the whole cabinet can be realized; and meanwhile, a conventional liquid cooling plate structure is removed, so that the attractive performance of the module is improved, and the use cost is effectively reduced. The LED lamp is simple in structure, good in heat dissipation effect and good in stability.

Description

Technical Field

[0001] The invention relates to the technical field of batteries, and in particular to a liquid-cooled UPS cabinet structure. Background Art

[0002] With the rapid development of new energy industries such as energy storage, photovoltaics and wind energy, the integration of various new energy technologies has promoted the construction of complementary energy stations. As the core component of the energy storage system, the heat dissipation and safety issues of UPS battery module PACK are increasingly concerned.

[0003] At present, UPS battery module PACK on the market mainly adopts air cooling or natural cooling. These traditional heat dissipation methods will rapidly increase the temperature rise of the battery cell during high-rate discharge, resulting in excessively high battery cell temperature. There are obvious limitations, which limit the overall performance and reliability of the battery module. Moreover, due to cost considerations, the fire protection measures inside the module are often insufficient, and there are certain safety hazards, which not only threaten the safe operation of the battery module, but may also cause greater safety accidents, making it difficult to meet the high safety and high reliability requirements of the new energy industry. Summary of the invention

[0004] Based on this, the present invention provides a liquid-cooled UPS cabinet structure, aiming to solve the problems of the existing cabinet structure having limitations and potential safety hazards, being difficult to meet the needs of high-rate discharge, and being prone to causing safety accidents.

[0005] To achieve the above-mentioned purpose, the embodiment of the present invention proposes the following technical solution: a liquid-cooled UPS cabinet structure, comprising a cabinet body, wherein at least two adjacent rows of first load-bearing groups and second load-bearing groups are arranged in the cabinet body; the first load-bearing group comprises several layers of first load-bearing plates arranged from top to bottom, and the second load-bearing group comprises several layers of second load-bearing plates arranged from top to bottom; the first load-bearing plates and the second load-bearing plates are arranged in a one-to-one correspondence, and the one-to-one corresponding first load-bearing plates and the second load-bearing plates are on the same horizontal plane;

[0006] Each of the first load-bearing plates is provided with a first liquid cooling tube; each of the second load-bearing plates is provided with a second liquid cooling tube; the first liquid cooling tube and the second liquid cooling tube on the same horizontal plane are connected via a connecting elbow.

[0007] As a preferred embodiment, one end of the connecting elbow is connected to the water outlet of the first liquid cooling pipe, and the other end is connected to the water inlet of the second liquid cooling pipe.

[0008] As a preferred embodiment, the connecting elbow is an inverted "U"-shaped elbow.

[0009] As a preferred embodiment, the outer side of the connecting bend, the outer side of the first liquid cooling tube and the outer side of the second liquid cooling tube are all provided with a first thermal insulation cotton; the first thermal insulation cotton is adapted to the connecting bend / the first liquid cooling tube / the second liquid cooling tube.

[0010] As a preferred embodiment, both the first liquid cooling tube and the second liquid cooling tube are serpentine liquid cooling tubes; the first liquid cooling tube is disposed in abutment with the first load-bearing plate, and the second liquid cooling tube is disposed in abutment with the second load-bearing plate.

[0011] As a preferred embodiment, a liquid cooling input pipe is provided on one side of the cabinet close to the first bearing group, and the liquid cooling input pipe is arranged on one side of the cabinet from top to bottom; the liquid cooling input pipe is respectively connected to the water inlet end of each of the first liquid cooling pipes.

[0012] As a preferred embodiment, the liquid cooling input pipe is connected to the water inlet end of the first liquid cooling pipe through a first bend pipe; the distance between one end of the first bend pipe close to the liquid cooling input pipe and the top of the cabinet is smaller than the distance between one end of the first bend pipe close to the first liquid cooling pipe and the top of the cabinet.

[0013] As a preferred embodiment, second thermal insulation cotton is arranged on the outer side of the liquid cooling input pipe and the outer side of the first curved pipe; the second thermal insulation cotton is adapted to the liquid cooling input pipe / the first curved pipe.

[0014] As a preferred embodiment, a liquid cooling output pipe is provided on one side of the cabinet close to the second bearing group, and the liquid cooling output pipe is arranged on one side of the cabinet from top to bottom; the liquid cooling output pipe is respectively connected to the water outlet end of each second liquid cooling pipe.

[0015] As a preferred embodiment, the liquid cooling output pipe is connected to the water outlet end of the second liquid cooling pipe through a second bent pipe; the distance between one end of the second bent pipe close to the liquid cooling output pipe and the top of the cabinet is smaller than the distance between one end of the second bent pipe close to the second liquid cooling pipe and the top of the cabinet.

[0016] As a preferred embodiment, a third thermal insulation cotton is arranged on the outer side of the liquid cooling output pipe and the outer side of the second curved pipe; the third thermal insulation cotton is adapted to the liquid cooling output pipe / the second curved pipe.

[0017] As a preferred embodiment, a first battery box is provided on each of the first load-bearing plates, the first load-bearing plates and the first battery boxes are arranged in a one-to-one correspondence, and the first liquid cooling pipe is arranged between the first load-bearing plates and the first battery boxes.

[0018] As a preferred embodiment, the first battery box is disposed in contact with the first liquid cooling tube.

[0019] As a preferred embodiment, each of the second load-bearing plates is provided with a second battery box, the second load-bearing plates and the second battery boxes are arranged in a one-to-one correspondence, and the second liquid cooling pipe is arranged between the second load-bearing plates and the second battery boxes.

[0020] As a preferred embodiment, the second battery box is disposed in abutment with the second liquid cooling pipe.

[0021] Beneficial effects achieved by the present invention: The present invention provides a first liquid cooling tube and a second liquid cooling tube on each load-bearing plate, and connects the first liquid cooling tube and the second liquid cooling tube on the same horizontal plane. When the module is discharged at a high rate, the heat of the module is directly absorbed and taken away by the bottom liquid cooling tube, so that the entire cabinet can be effectively cooled. At the same time, the conventional liquid cooling plate structure is removed, the aesthetic performance of the module is improved, and the use cost is effectively reduced. The present invention has a simple structure, good heat dissipation effect, convenient disassembly and assembly, easy maintenance, good stability, economical, safe and practical, and can well meet the needs of actual use. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the present invention 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 present invention. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0023] Figure 1 This is a schematic diagram of the overall structure of a liquid-cooled UPS cabinet structure according to an embodiment of the present invention;

[0024] Figure 2 for Figure 1 Schematic diagram of the internal structure of the liquid-cooled UPS cabinet structure;

[0025] Figure 3 for Figure 1 Another internal structure schematic diagram of a liquid-cooled UPS cabinet structure.

[0026] The realization of the purpose, functional features and advantages of the present invention will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] 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.

[0029] In this application, 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 this application can be understood according to specific circumstances.

[0030] 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.

[0031] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present invention, 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 present invention.

[0032] Specifically, Figures 1 to 3As shown, the embodiment of the present invention proposes the following technical solution: a liquid-cooled UPS cabinet structure, comprising a cabinet body 10, wherein at least two adjacent rows of first bearing groups 20 and second bearing groups 30 are arranged in the cabinet body 10; the first bearing group 20 comprises several layers of first bearing plates 21 arranged from top to bottom, and the second bearing group 30 comprises several layers of second bearing plates 31 arranged from top to bottom; the first bearing plates 21 and the second bearing plates 31 are arranged in a one-to-one correspondence, and the one-to-one corresponding first bearing plates 21 and the second bearing plates 31 are on the same horizontal plane;

[0033] A first liquid cooling tube 40 is provided on each of the first load-bearing plates 21 ; a second liquid cooling tube 50 is provided on each of the second load-bearing plates 31 ; the first liquid cooling tube 40 and the second liquid cooling tube 50 on the same horizontal plane are connected via a connecting elbow 60 .

[0034] The structure of the present application arranges the first liquid cooling tube and the second liquid cooling tube on each load-bearing plate, and connects the first liquid cooling tube and the second liquid cooling tube on the same horizontal plane. When the module is discharged at a high rate, the heat of the module is directly absorbed and taken away by the bottom liquid cooling tube, thereby achieving effective cooling of the entire cabinet. At the same time, the conventional liquid cooling plate structure is removed, the preparation process is simplified, the aesthetic performance of the module is improved, and the production and use costs are effectively reduced.

[0035] The cabinet load-bearing plate is directly connected to the liquid cooling pipe to absorb heat. Setting the liquid cooling pipe on the cabinet can effectively reduce the design difficulty of the PACK structure and effectively prevent condensation problems inside the PACK module.

[0036] As a preferred embodiment, one end of the connecting elbow 60 is connected to the water outlet of the first liquid cooling pipe 40 , and the other end is connected to the water inlet of the second liquid cooling pipe 50 .

[0037] As a preferred embodiment, the connecting elbow 60 is an inverted "U"-shaped elbow.

[0038] As a preferred embodiment, first thermal insulation cotton (not marked in the figure) is arranged on the outer side of the connecting elbow 60, the outer side of the first liquid cooling pipe 40, and the outer side of the second liquid cooling pipe 50; the first thermal insulation cotton is matched with the connecting elbow 60 / the first liquid cooling pipe 40 / the second liquid cooling pipe 50. By arranging the first thermal insulation cotton, condensation can be effectively prevented from occurring in the connecting elbow, the first liquid cooling pipe, and the second liquid cooling pipe while ensuring the heat dissipation effect.

[0039] As a preferred embodiment, both the first liquid cooling tube 40 and the second liquid cooling tube 50 are serpentine liquid cooling tubes; the first liquid cooling tube 40 is disposed in contact with the first load-bearing plate 21, and the second liquid cooling tube 50 is disposed in contact with the second load-bearing plate 31. In the embodiment of the present application, both the first liquid cooling tube 40 and the second liquid cooling tube 50 are configured as flat through tubes, which can maximize the passing area of ​​the cooling liquid and further ensure the heat dissipation effect of the cabinet.

[0040] As a preferred embodiment, a liquid cooling input pipe 70 is provided on one side of the cabinet 10 close to the first bearing group 20, and the liquid cooling input pipe 70 is arranged on one side of the cabinet 10 from top to bottom; the liquid cooling input pipe 70 is respectively connected to the water inlet end 41 of each of the first liquid cooling pipes 40.

[0041] As a preferred embodiment, the liquid cooling input pipe 70 is connected to the water inlet end 41 of the first liquid cooling pipe 40 through the first bend pipe 80; the distance between the end of the first bend pipe 80 close to the liquid cooling input pipe 70 and the top of the cabinet 10 is smaller than the distance between the end of the first bend pipe 80 close to the first liquid cooling pipe 40 (i.e., the water outlet 81) and the top of the cabinet 10. This arrangement enables the coolant to quickly enter the liquid cooling system, ensure the flow rate of the liquid cooling system, and further ensure the heat dissipation effect of the cabinet. The water inlet end 41 of the first liquid cooling pipe 40 is provided with a water inlet that is compatible with the water outlet of the first bend pipe 80. When the first liquid cooling pipe 40 is connected to the first bend pipe, the water outlet is engaged with the inlet and outlet.

[0042] As a preferred embodiment, a second thermal insulation cotton (not marked in the figure) is disposed on the outer side of the liquid cooling input pipe 70 and the outer side of the first curved pipe 80; the second thermal insulation cotton is matched with the liquid cooling input pipe 70 / the first curved pipe 80. By disposing the second thermal insulation cotton, condensation can be effectively prevented on the liquid cooling input pipe and the first curved pipe while ensuring the heat dissipation effect.

[0043] As a preferred embodiment, a liquid cooling output pipe 90 is provided on one side of the cabinet 10 close to the second bearing group 30, and the liquid cooling output pipe 90 is arranged on one side of the cabinet 10 from top to bottom; the liquid cooling output pipe 90 is respectively connected to the water outlet end 51 of each of the second liquid cooling pipes 50.

[0044] As a preferred embodiment, the liquid cooling output pipe 90 is connected to the water outlet end of the second liquid cooling pipe 50 through the second bend pipe 100; the distance between the end of the second bend pipe 100 close to the liquid cooling output pipe 90 and the top of the cabinet 10 is smaller than the distance between the end of the second bend pipe 100 close to the second liquid cooling pipe 50 and the top of the cabinet 10. This arrangement can ensure that the coolant is retained in the liquid cooling system for a sufficient time, so that the coolant can fully absorb the heat of the cabinet, ensure the heat exchange efficiency of the liquid cooling system, and further ensure the heat dissipation effect of the cabinet. The water outlet end 51 of the second liquid cooling pipe 50 is provided with a water outlet that is compatible with the water inlet of the liquid cooling output pipe 90. When the second liquid cooling pipe 50 is connected to the second bend pipe 100, the water outlet is engaged with the inlet and outlet.

[0045] As a preferred embodiment, a third thermal insulation cotton (not marked in the figure) is disposed on the outer side of the liquid cooling output pipe 90 and the outer side of the second curved pipe 100; the third thermal insulation cotton is matched with the liquid cooling output pipe 90 / the second curved pipe 100. By disposing the third thermal insulation cotton, condensation can be effectively prevented from occurring in the liquid cooling output pipe and the second curved pipe while ensuring the heat dissipation effect.

[0046] As a preferred embodiment, a first battery box 110 is provided on each of the first load-bearing plates 21 , the first load-bearing plates 21 and the first battery boxes 110 are arranged in a one-to-one correspondence, and the first liquid cooling pipe 40 is arranged between the first load-bearing plate 21 and the first battery box 110 .

[0047] As a preferred embodiment, the first battery box 110 is arranged in contact with the first liquid cooling pipe 40. This arrangement allows the liquid cooling pipes to be directly connected to the cabinet load-bearing plate and the first battery box to absorb heat, and also allows the liquid cooling pipes to be arranged on the cabinet, which can effectively reduce the design difficulty of the PACK structure and effectively prevent the problem of condensation inside the PACK module affecting battery performance.

[0048] As a preferred embodiment, a second battery box 120 is provided on each of the second load-bearing plates 31 , the second load-bearing plates 31 and the second battery boxes 120 are arranged in a one-to-one correspondence, and the second liquid cooling pipe 50 is arranged between the second load-bearing plates 31 and the second battery boxes 120 .

[0049] As a preferred embodiment, the second battery box 120 is arranged in contact with the second liquid cooling pipe 50. In this way, the liquid cooling pipes are directly connected to the cabinet load-bearing plate and the second battery box to absorb heat, and the liquid cooling pipes can be arranged on the cabinet, which can effectively reduce the design difficulty of the PACK structure and effectively prevent the condensation inside the PACK module from affecting the battery performance.

[0050] The present invention has a simple structure, good heat dissipation effect, convenient disassembly and assembly, easy maintenance, good stability, economy, safety and practicality, and can well meet the needs of actual use.

[0051] In the description of this specification, the description with reference to the terms "an embodiment", "example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example.

[0052] In addition, it should be understood that although this specification is described according to implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

[0053] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the inventive concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A liquid-cooled UPS cabinet structure, characterized in that: The cabinet comprises a cabinet body, wherein at least two adjacent rows of first load-bearing groups and second load-bearing groups are arranged in the cabinet body; the first load-bearing group comprises several layers of first load-bearing plates arranged from top to bottom, and the second load-bearing group comprises several layers of second load-bearing plates arranged from top to bottom; the first load-bearing plates and the second load-bearing plates are arranged in a one-to-one correspondence, and the one-to-one corresponding first load-bearing plates and the second load-bearing plates are on the same horizontal plane; Each of the first load-bearing plates is provided with a first liquid cooling tube; each of the second load-bearing plates is provided with a second liquid cooling tube; the first liquid cooling tube and the second liquid cooling tube on the same horizontal plane are connected via a connecting elbow.

2. The liquid-cooled UPS cabinet structure according to claim 1, characterized in that: One end of the connecting elbow is connected to the water outlet of the first liquid cooling pipe, and the other end is connected to the water inlet of the second liquid cooling pipe.

3. The liquid-cooled UPS cabinet structure according to claim 1, characterized in that: The connecting elbow is an inverted "U"-shaped elbow; The outer side of the connecting bend pipe, the outer side of the first liquid cooling pipe and the outer side of the second liquid cooling pipe are all provided with first thermal insulation cotton; the first thermal insulation cotton is adapted to the connecting bend pipe / the first liquid cooling pipe / the second liquid cooling pipe.

4. The liquid-cooled UPS cabinet structure according to claim 1, characterized in that: The first liquid cooling tube and the second liquid cooling tube are both serpentine liquid cooling tubes; the first liquid cooling tube is disposed in abutment with the first load-bearing plate, and the second liquid cooling tube is disposed in abutment with the second load-bearing plate.

5. The liquid-cooled UPS cabinet structure according to claim 1, characterized in that: A liquid cooling input pipe is provided on one side of the cabinet body close to the first bearing group. The liquid cooling input pipe is arranged on one side of the cabinet body from top to bottom. The liquid cooling input pipe is connected to the water inlet end of each of the first liquid cooling pipes respectively.

6. The liquid-cooled UPS cabinet structure according to claim 5, characterized in that: The liquid cooling input pipe is connected to the water inlet end of the first liquid cooling pipe through a first bent pipe; the distance between one end of the first bent pipe close to the liquid cooling input pipe and the top of the cabinet is smaller than the distance between one end of the first bent pipe close to the first liquid cooling pipe and the top of the cabinet.

7. The liquid-cooled UPS cabinet structure according to claim 6, characterized in that: A liquid cooling output pipe is arranged on one side of the cabinet body close to the second bearing group. The liquid cooling output pipe is arranged on one side of the cabinet body from top to bottom. The liquid cooling output pipe is connected to the water outlet end of each second liquid cooling pipe respectively.

8. The liquid-cooled UPS cabinet structure according to claim 7, characterized in that: The liquid cooling output pipe is connected to the water outlet end of the second liquid cooling pipe through a second bent pipe; the distance between one end of the second bent pipe close to the liquid cooling output pipe and the top of the cabinet is smaller than the distance between one end of the second bent pipe close to the second liquid cooling pipe and the top of the cabinet.

9. The liquid-cooled UPS cabinet structure according to claim 8, characterized in that: The outer side of the liquid cooling input pipe and the outer side of the first curved pipe are both provided with second thermal insulation cotton; the second thermal insulation cotton is matched with the liquid cooling input pipe / the first curved pipe; The outer side of the liquid cooling output pipe and the outer side of the second curved pipe are both provided with third thermal insulation cotton; the third thermal insulation cotton is adapted to the liquid cooling output pipe / the second curved pipe.

10. The liquid-cooled UPS cabinet structure according to claim 1, characterized in that: A first battery box is disposed on each of the first load-bearing plates, the first load-bearing plates and the first battery boxes are disposed in one-to-one correspondence, and the first liquid cooling pipe is disposed between the first load-bearing plates and the first battery boxes; The first battery box is disposed in abutment with the first liquid cooling tube; A second battery box is disposed on each of the second load-bearing plates, the second load-bearing plates and the second battery boxes are disposed in one-to-one correspondence, and the second liquid cooling pipe is disposed between the second load-bearing plates and the second battery boxes; The second battery box is disposed in contact with the second liquid cooling tube.

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