Liquid cooling pipeline structure and energy storage integrated cabin equipment

Abstract

The utility model provides a liquid cooling pipeline structure and energy storage integrated cabin equipment, and relates to the technical field of liquid cooling equipment. According to the liquid cooling pipeline structure, a first-stage pipeline assembly comprises a first-stage liquid supply pipeline and a first-stage liquid return pipeline, a second-stage pipeline assembly comprises a plurality of second-stage liquid supply pipelines and a plurality of second-stage liquid return pipelines, the second-stage liquid supply pipelines are connected with the first-stage liquid supply pipeline, and the second-stage liquid return pipelines are connected with the first-stage liquid return pipeline. The plurality of secondary liquid supply pipelines and the plurality of secondary liquid return pipelines are sequentially arranged at intervals, and a battery module to be cooled is arranged between the adjacent secondary liquid supply pipeline and secondary liquid return pipeline; the third-stage pipeline assembly comprises a plurality of third-stage liquid supply pipelines and a plurality of third-stage liquid return pipelines, the plurality of third-stage liquid supply pipelines are respectively connected with the corresponding second-stage liquid supply pipelines, and the plurality of third-stage liquid return pipelines are respectively connected with the corresponding second-stage liquid return pipelines. The liquid cooling pipeline structure can realize the technical effects of reducing the cost and reducing the occupied space.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of liquid cooling equipment, in particular to a liquid cooling pipeline structure and an energy storage integrated cabin equipment. BACKGROUND

[0002] At present, in the energy storage industry, liquid cooling type energy storage accounts for a high proportion. Taking a 20-foot 5MWh energy storage cabin as an example, the battery pack arrangement form is 6 columns, and each column has 8 battery packs. The liquid cooling pipeline is designed according to the battery pack arrangement form. The first-stage pipeline part has different arrangement forms such as down-in and up-back, and the second-stage and third-stage pipeline arrangement modes are basically the same. The second-stage and third-stage pipeline arrangement modes are basically the same. Each column of battery packs is taken as a basic unit. The second-stage liquid supply pipeline and the second-stage liquid return pipeline are arranged on the left and right sides of the column of battery packs. The three-way branch of the third-stage pipeline is arranged on the second-stage pipeline, and connects the liquid supply and return interfaces of the battery pack liquid cooling plate. Generally, in the energy storage industry, the development direction of large energy storage cabins includes continuously improving the integration, optimizing the structural design, and reducing the cost of energy storage cabins. Taking a 20-foot 5MWh energy storage cabin as an example, in the existing pipeline arrangement scheme, 6 second-stage liquid supply pipelines and 6 second-stage liquid return pipelines need to be arranged. The number of pipelines is large, the cost is high, the installation process is time-consuming, and the pipeline occupies a large space. CONTENT OF THE UTILITY MODEL

[0003] The purpose of the present application is to provide a liquid cooling pipeline structure and an energy storage integrated cabin equipment, which can realize the technical effects of reducing the cost and reducing the occupied space.

[0004] In a first aspect, the present application provides a liquid cooling pipeline structure, which comprises a first-stage pipeline assembly, a second-stage pipeline assembly and a third-stage pipeline assembly.

[0005] The first-stage pipeline assembly comprises a first-stage liquid supply pipeline and a first-stage liquid return pipeline. The second-stage pipeline assembly comprises a plurality of second-stage liquid supply pipelines and a plurality of second-stage liquid return pipelines. The plurality of second-stage liquid supply pipelines are connected with the first-stage liquid supply pipeline respectively. The plurality of second-stage liquid return pipelines are connected with the first-stage liquid return pipeline respectively. The plurality of second-stage liquid supply pipelines and the plurality of second-stage liquid return pipelines are arranged in sequence and at intervals. The battery modules to be cooled are arranged between adjacent second-stage liquid supply pipelines and second-stage liquid return pipelines.

[0006] The third-stage pipeline assembly comprises a plurality of third-stage liquid supply pipelines and a plurality of third-stage liquid return pipelines. The plurality of third-stage liquid supply pipelines are connected with the corresponding second-stage liquid supply pipelines respectively. The plurality of third-stage liquid return pipelines are connected with the corresponding second-stage liquid return pipelines respectively.

[0007] In the implementation process, the plurality of secondary liquid supply pipelines and the plurality of secondary liquid return pipelines are sequentially and spacedly arranged, and the battery module to be cooled is arranged between adjacent secondary liquid supply pipelines and secondary liquid return pipelines, the battery module is provided with a battery pack, and the battery pack is matched with a liquid cooling plate; thus, each secondary liquid supply pipeline is responsible for the inflow of the battery pack cooling liquid on both sides, and each secondary liquid return pipeline is responsible for the outflow of the battery pack cooling liquid on both sides. Compared with the conventional scheme, the consumption quantity of the secondary pipeline assembly is small, the consumption material is less, the product cost is reduced, the arrangement width requirement of a single secondary pipeline is less than that of two secondary pipelines, the structural design and integration are improved, and the occupied space is small; thus, the liquid cooling pipeline structure can realize the technical effects of reducing the cost and the occupied space.

[0008] Further, the liquid cooling pipeline structure further comprises a plurality of liquid supply four-way valves, and the tertiary liquid supply pipelines are connected with the secondary liquid supply pipelines through the corresponding liquid supply four-way valves.

[0009] In the implementation process, the tertiary liquid supply pipelines are communicated with the secondary liquid supply pipelines through the corresponding liquid supply four-way valves, so as to deliver the cooling liquid provided by the secondary liquid supply pipelines to the battery pack; through the liquid supply four-way valves, the secondary liquid supply pipelines can simultaneously provide the cooling liquid to the battery packs on both sides.

[0010] Further, the liquid cooling pipeline structure further comprises a plurality of liquid return four-way valves, and the tertiary liquid return pipelines are connected with the secondary liquid return pipelines through the corresponding liquid return four-way valves.

[0011] In the implementation process, the tertiary liquid return pipelines are communicated with the secondary liquid return pipelines through the corresponding liquid return four-way valves, so as to recycle the cooling liquid from the battery pack to the secondary liquid return pipelines; through the liquid return four-way valves, the secondary liquid return pipelines can simultaneously recycle the cooling liquid of the battery packs on both sides.

[0012] Further, the pipe diameter of the secondary liquid supply pipeline matches the connection quantity of the tertiary liquid supply pipeline.

[0013] In the implementation process, the pipe diameter of the secondary liquid supply pipeline is set according to the connection quantity of the tertiary liquid supply pipeline, the more the connection quantity of the tertiary liquid supply pipeline is, the larger the pipe diameter of the secondary liquid supply pipeline is, so as to realize uniform liquid cooling pipeline flow distribution.

[0014] Further, the pipe diameter of the secondary liquid return pipeline matches the connection quantity of the tertiary liquid return pipeline.

[0015] In the implementation process, the pipe diameter of the secondary liquid return pipeline is set according to the connection quantity of the tertiary liquid return pipeline, the more the connection quantity of the tertiary liquid return pipeline is, the larger the pipe diameter of the secondary liquid return pipeline is, so as to realize uniform liquid cooling pipeline flow distribution.

[0016] Further, the liquid cooling pipeline structure further comprises a plurality of liquid supply three-way valves, and the secondary liquid supply pipelines are connected with the primary liquid supply pipeline through corresponding liquid supply three-way valves.

[0017] Further, the liquid cooling pipeline structure further comprises a plurality of liquid return three-way valves, and the secondary liquid return pipelines are connected with the primary liquid return pipeline through corresponding liquid return three-way valves.

[0018] Further, the secondary liquid supply pipelines and the secondary liquid return pipelines are arranged in parallel.

[0019] Further, the primary liquid supply pipeline and the primary liquid return pipeline are arranged in parallel, and the plurality of secondary liquid supply pipelines and the plurality of secondary liquid return pipelines are arranged between the primary liquid supply pipeline and the primary liquid return pipeline.

[0020] In a second aspect, the present application provides an energy storage integrated cabin device comprising the liquid cooling pipeline structure of any one of the first aspect.

[0021] Other features and advantages of the present application will be described in the following description and other parts, or some features and advantages can be known or determined from the description without any doubt, or can be obtained by practicing the above-mentioned technologies disclosed in the present application.

[0022] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the following preferred embodiments are described in detail below, and the accompanying drawings are described as follows. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments of the present application. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation to the scope. For those skilled in the art, other related drawings can also be obtained without any creative labor on the basis of these drawings.

[0024] Figure 1 The schematic diagram of the conventional liquid cooling pipeline provided by the embodiments of the present application;

[0025] Figure 2 The structural schematic diagram of the liquid cooling pipeline structure provided by the embodiments of the present application.

[0026] The accompanying drawings are as follows: primary pipeline 11; secondary pipeline 12; tertiary pipeline 13; primary pipeline assembly 21; primary liquid supply pipeline 211; primary liquid return pipeline 212; secondary pipeline assembly 22; secondary liquid supply pipeline 221; secondary liquid return pipeline 222; tertiary pipeline assembly 23; tertiary liquid supply pipeline 231; tertiary liquid return pipeline 232. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0028] In the present application, the orientations or positional relationships indicated by the terms “upper”, “lower”, “left”, “right”, “front”, “back”, “top”, “bottom”, “inner”, “outer”, “middle”, “vertical”, “horizontal”, “lateral”, “longitudinal” and the like are based on the orientations or positional relationships shown in the drawings. These terms are mainly used for better describing the present application and its embodiments, and are not intended to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.

[0029] In addition, in addition to being used to indicate the orientations or positional relationships, the above-mentioned partial terms can also be used to indicate other meanings, for example, the term “upper” can also be used to indicate a certain dependent relationship or connection relationship in some cases. Those skilled in the art can understand the specific meanings of these terms in the present application according to the specific circumstances.

[0030] In addition, the terms “mount”, “set”, “provided with”, “connect”, “connected” should be interpreted broadly. For example, it can be fixed connection, detachable connection, or integral structure; it can be mechanical connection, or point connection; it can be direct connection, or indirect connection through intermediate medium, or internal connection between two devices, elements or components. Those skilled in the art can understand the specific meanings of the above-mentioned terms in the present application according to the specific circumstances.

[0031] In addition, the terms “first”, “second” and the like are mainly used to distinguish different devices, elements or components (the specific types and structures can be the same or different), and are not intended to indicate or imply the relative importance and quantity of the indicated devices, elements or components. Unless otherwise specified, the meaning of “multiple” is two or more.

[0032] Please refer to Figure 1 , Figure 1 The schematic diagram of the conventional liquid cooling pipeline provided by the embodiments of the present application.

[0033] Generally, the liquid cooling pipeline is designed according to the arrangement form of the battery pack, and the arrangement forms of the first pipeline 11 part are different, such as down-in and up-back, down-in and down-back, and the arrangement forms of the second pipeline 12 and the third pipeline 13 are basically the same, and they are all taken as a basic unit of one column of battery packs, and the second liquid supply pipeline and the third liquid return pipeline are arranged on the left and right sides of the column of battery packs, the three-way branch of the second pipeline 12 is provided to branch out the third pipeline 13, and the liquid supply and return interfaces of the pack liquid cooling plate are connected, as shown in the following figure: Figure 1

[0034] In the energy storage industry, the development direction of large energy storage cabins includes continuously improving the integration, optimizing the structural design, and reducing the cost of the energy storage cabin. Taking a 20-foot, 5MWh energy storage cabin as an example, in the existing pipeline arrangement scheme, 6 second liquid supply pipelines and 6 second liquid return pipelines need to be arranged; the number of pipelines is large, the cost is high; the number of pipelines is large, the installation process takes a long time; and the pipelines occupy a large space.

[0035] In order to solve the above technical problems, the embodiments of the present application provide a liquid cooling pipeline structure and an energy storage integrated cabin equipment, which can be applied to the improvement of the liquid cooling pipeline; please refer to Figure 2 , Figure 2 The structure diagram of the liquid cooling pipeline structure provided by the embodiments of the present application is shown in the following figure, and the liquid cooling pipeline structure includes a first pipeline assembly 21, a second pipeline assembly 22 and a third pipeline assembly 23.

[0036] Exemplarily, the first pipeline assembly 21 includes a first liquid supply pipeline 211 and a first liquid return pipeline 212, the second pipeline assembly 22 includes a plurality of second liquid supply pipelines 221 and a plurality of second liquid return pipelines 222, the plurality of second liquid supply pipelines 221 are respectively connected with the first liquid supply pipeline 211, the plurality of second liquid return pipelines 222 are respectively connected with the first liquid return pipeline 212, and the plurality of second liquid supply pipelines 221 and the plurality of second liquid return pipelines 222 are sequentially and spacedly arranged, and the battery modules to be cooled are arranged between the adjacent second liquid supply pipeline 221 and the second liquid return pipeline 222.

[0037] Exemplarily, the first liquid supply pipeline 211 is used to provide cooling liquid to the second liquid supply pipeline 221; and the first liquid return pipeline 212 is used to recover the cooling liquid from the second liquid return pipeline 222.

[0038] In some embodiments, the plurality of second liquid supply pipelines 221 and the plurality of second liquid return pipelines 222 are sequentially and spacedly arranged, that is, the arrangement mode of the second pipeline assembly 22 is as follows: second liquid supply pipeline 221-second liquid return pipeline 222-second liquid supply pipeline 221-second liquid return pipeline 222.

[0039] ​A set of battery modules to be cooled is arranged between the adjacent secondary liquid supply pipeline 221 and secondary liquid return pipeline 222; optionally, the battery module is provided with a liquid cooling plate, and the liquid cooling plate is provided with a liquid supply and return interface, and the liquid cooling plate is connected to the secondary liquid supply pipeline 221 and the secondary liquid return pipeline 222 through the liquid supply and return interface.

[0040] Exemplarily, the tertiary pipeline assembly 23 includes a plurality of tertiary liquid supply pipelines 231 and a plurality of tertiary liquid return pipelines 232, the plurality of tertiary liquid supply pipelines 231 are respectively connected with the corresponding secondary liquid supply pipelines 221, and the plurality of tertiary liquid return pipelines 232 are respectively connected with the corresponding secondary liquid return pipelines 222.

[0041] Exemplarily, the liquid cooling plate is connected to the secondary liquid supply pipeline 221 and the secondary liquid return pipeline 222 by connecting with the tertiary liquid supply pipeline 231 and the tertiary liquid return pipeline 232 through the liquid supply and return interface.

[0042] In some embodiments, the liquid cooling pipeline structure provided by the embodiments of the present application is arranged by sequentially and spacedly arranging a plurality of secondary liquid supply pipelines 221 and a plurality of secondary liquid return pipelines 222, and a battery module to be cooled is arranged between the adjacent secondary liquid supply pipeline 221 and secondary liquid return pipeline 222, and the battery module is provided with a battery pack and the battery pack is matched with a liquid cooling plate; thus, each secondary liquid supply pipeline 221 is responsible for the inflow of the cooling liquid of the battery pack on both sides, and each secondary liquid return pipeline 222 is responsible for the outflow of the cooling liquid of the battery pack on both sides. Compared with the conventional scheme, the consumption quantity of the secondary pipeline assembly 22 is less, the consumption material is less, the product cost is reduced, and the arrangement width requirement of a single secondary pipeline is less than that of two secondary pipelines, which is beneficial to the improvement of structural design and integration, and the occupied space is small; thus, the liquid cooling pipeline structure can realize the technical effects of reducing cost and reducing occupied space.

[0043] Exemplarily, the liquid cooling pipeline structure further includes a plurality of liquid supply four-way valves, and the tertiary liquid supply pipeline 231 is connected with the secondary liquid supply pipeline 221 through the corresponding liquid supply four-way valve.

[0044] Exemplarily, the tertiary liquid supply pipeline 231 is communicated with the secondary liquid supply pipeline 221 through the corresponding liquid supply four-way valve, so as to deliver the cooling liquid provided by the secondary liquid supply pipeline 221 to the battery pack; through the liquid supply four-way valve, the secondary liquid supply pipeline 221 can simultaneously provide cooling liquid to the battery packs on both sides.

[0045] Exemplarily, the liquid cooling pipeline structure further includes a plurality of liquid return four-way valves, and the tertiary liquid return pipeline 232 is connected with the secondary liquid return pipeline 222 through the corresponding liquid return four-way valve.

[0046] Exemplarily, the tertiary return liquid pipe 232 is communicated with the secondary return liquid pipe 222 through a corresponding return liquid four-way valve, so as to return the cooling liquid from the battery pack to the secondary return liquid pipe; through the return liquid four-way valve, the secondary return liquid pipe 222 can simultaneously return the cooling liquid of the battery packs on both sides.

[0047] Exemplarily, the pipe diameter of the secondary supply liquid pipe 221 matches the connection number of the tertiary supply liquid pipe 231.

[0048] Exemplarily, the pipe diameter of the secondary supply liquid pipe 221 is set according to the connection number of the tertiary supply liquid pipe 231, and the more the connection number of the tertiary supply liquid pipe 231 is, the larger the pipe diameter of the secondary supply liquid pipe 221 is, so as to realize uniform liquid cooling pipe flow distribution. Figure 2 As shown in the figure, the secondary supply liquid pipes 221 on both sides and the secondary supply liquid pipe 221 in the middle adopt differential inner diameter design, so as to realize uniform liquid cooling pipe flow distribution.

[0049] Exemplarily, the pipe diameter of the secondary return liquid pipe 222 matches the connection number of the tertiary return liquid pipe 232.

[0050] Exemplarily, the pipe diameter of the secondary return liquid pipe 222 is set according to the connection number of the tertiary return liquid pipe 232, and the more the connection number of the tertiary return liquid pipe 232 is, the larger the pipe diameter of the secondary return liquid pipe 222 is, so as to realize uniform liquid cooling pipe flow distribution. Figure 2 As shown in the figure, the secondary return liquid pipes 222 on both sides and the secondary return liquid pipe 222 in the middle adopt differential inner diameter design, so as to realize uniform liquid cooling pipe flow distribution.

[0051] Exemplarily, the liquid cooling pipe structure further includes a plurality of supply liquid three-way valves, and the secondary supply liquid pipe 221 is connected with the primary supply liquid pipe 211 through a corresponding supply liquid three-way valve.

[0052] Exemplarily, the liquid cooling pipe structure further includes a plurality of return liquid three-way valves, and the secondary return liquid pipe 222 is connected with the primary return liquid pipe 212 through a corresponding return liquid three-way valve.

[0053] Exemplarily, the secondary supply liquid pipe 221 and the secondary return liquid pipe 222 are arranged in parallel.

[0054] Exemplarily, the primary supply liquid pipe 211 and the primary return liquid pipe 212 are arranged in parallel, and the plurality of secondary supply liquid pipes 221 and the plurality of secondary return liquid pipes 222 are arranged between the primary supply liquid pipe 211 and the primary return liquid pipe 212.

[0055] Exemplarily, the embodiment of the present application provides a kind of energy storage integrated cabin equipment, including the liquid cooling pipe structure as shown in the figure. Figure 2

[0056] ​In some embodiments, the liquid cooling pipeline structure and energy storage integrated cabin device provided by the embodiments of the present application is a new pipeline arrangement; compared with a conventional design scheme, a four-way structure is used in the secondary pipeline design (secondary liquid supply pipeline and secondary liquid return pipeline), the liquid supply / return secondary pipelines of adjacent columns are designed as one, the original three-way position is set as a four-way, and the four-way is responsible for the inflow and outflow of the cooling liquid of the battery packs on both sides; in addition, the secondary pipelines are designed with different diameters, the theoretical flow of the secondary pipelines on the two most sides is half of the flow of the secondary pipelines in the middle, and the differential design of the secondary pipelines on the two most sides being smaller than the secondary pipelines in the middle realizes uniform distribution of the liquid cooling pipeline flow; the liquid cooling pipeline structure provided by the embodiments of the present application at least has the following beneficial effects:

[0057] 1. The four-way structure is used in the secondary pipeline, and the four-way is responsible for the inflow and outflow of the cooling liquid of the battery packs on both sides, the number of secondary liquid cooling pipelines is small, and the amount of materials consumed is small, which is conducive to reducing the product cost under the same energy storage cabin demand;

[0058] 2. The four-way structure is used in the secondary pipeline, and the four-way is responsible for the inflow and outflow of the cooling liquid of the battery packs on both sides, the number of secondary liquid cooling pipelines is small, and the installation time is reduced under the same energy storage cabin demand;

[0059] 3. The four-way structure is used in the secondary pipeline, and the four-way is responsible for the inflow and outflow of the cooling liquid of the battery packs on both sides, the arrangement width requirement of a single secondary pipeline is smaller than that of two secondary pipelines, which is conducive to improving the structure design and integration;

[0060] 4. The differential inner diameter design is adopted for the secondary pipelines on both sides and the secondary pipelines in the middle, and uniform distribution of the liquid cooling pipeline flow is realized.

[0061] In all embodiments of the present application, "large", "small", "more", "less", "upper", and "lower" are relative, and the description of such relative terms will not be repeated in the embodiments of the present application.

[0062] It should be understood that "in the embodiments", "in the embodiments of the present application", or "as an optional embodiment" mentioned throughout the specification means that the specific features, structures or characteristics related to the embodiments are included in at least one embodiment of the present application. Therefore, "in the embodiments", "in the embodiments of the present application", or "as an optional embodiment" appearing throughout the specification does not necessarily refer to the same embodiment. In addition, these specific features, structures or characteristics can be combined in one or more embodiments in any suitable manner. Those skilled in the art should also know that the embodiments described in the specification are optional embodiments, and the actions and modules involved are not necessarily required by the present application.

[0063] In various embodiments of the present application, it should be understood that the magnitude of the sequence number of the above-mentioned processes does not mean the inevitable sequence of execution order, and the execution order of the processes should be determined according to their functions and inherent logic, and should not constitute any limitation on the implementation process of the embodiments of the present application.

[0064] The above merely provides a specific implementation of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A liquid-cooled pipe structure, characterized by, It includes a primary pipeline assembly, a secondary pipeline assembly and a tertiary pipeline assembly; The primary pipeline assembly includes a primary liquid supply pipeline and a primary liquid return pipeline, and the secondary pipeline assembly includes multiple secondary liquid supply pipelines and multiple secondary liquid return pipelines, the multiple secondary liquid supply pipelines are respectively connected to the primary liquid supply pipeline, and the multiple secondary liquid return pipelines are respectively connected to the primary liquid return pipeline, and the multiple secondary liquid supply pipelines and the multiple secondary liquid return pipelines are arranged in sequence and spaced apart, and the battery module to be cooled is arranged between adjacent secondary liquid supply pipelines and secondary liquid return pipelines; The three-stage pipeline assembly includes multiple three-stage liquid supply pipelines and multiple three-stage liquid return pipelines. The multiple three-stage liquid supply pipelines are respectively connected to the corresponding two-stage liquid supply pipelines, and the multiple three-stage liquid return pipelines are respectively connected to the corresponding two-stage liquid return pipelines.

2. The liquid cooling pipe structure according to claim 1, characterized by, The liquid cooling pipeline structure further includes a plurality of liquid supply four-way valves, and the third-level liquid supply pipeline is connected to the second-level liquid supply pipeline through the corresponding liquid supply four-way valves.

3. The liquid cooling pipe structure according to claim 1 or 2, characterized by, The liquid cooling pipeline structure further includes a plurality of liquid return four-way valves, and the tertiary liquid return pipeline is connected to the secondary liquid return pipeline through the corresponding liquid return four-way valves.

4. The liquid cooling pipe structure according to claim 1, characterized by, The diameter of the secondary liquid supply pipeline matches the number of connections of the tertiary liquid supply pipeline.

5. The liquid cooling pipe structure according to claim 1 or 4, characterized by, The diameter of the secondary liquid return pipeline matches the number of connections of the tertiary liquid return pipeline.

6. The liquid cooling tube structure according to claim 1, characterized by The liquid cooling pipeline structure further includes a plurality of three-way liquid supply valves, and the secondary liquid supply pipeline is connected to the primary liquid supply pipeline through the corresponding three-way liquid supply valves.

7. The liquid cooling pipe structure according to claim 6, characterized by, The liquid cooling pipeline structure further includes a plurality of liquid return three-way valves, and the secondary liquid return pipeline is connected to the primary liquid return pipeline through the corresponding liquid return three-way valves.

8. The liquid cooling tube structure according to claim 1, characterized by, The secondary liquid supply pipeline and the secondary liquid return pipeline are arranged in parallel.

9. The liquid cooling pipe structure according to claim 1 or 8, characterized by, The primary liquid supply pipeline and the primary liquid return pipeline are arranged in parallel, and the multiple secondary liquid supply pipelines and the multiple secondary liquid return pipelines are arranged between the primary liquid supply pipeline and the primary liquid return pipeline.

10. An energy storage integrated pod apparatus, comprising: It comprises the liquid cooling pipeline structure according to any one of claims 1 to 9.

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