Test tool

Abstract

The utility model provides a test tool. The test tool comprises a test bench and a first air tightness detector. A testing groove is formed in the testing table, and the cooling assembly is used for being placed on the testing table, so that the containing groove and the testing groove are spliced to form a closed testing cavity; a preset air inlet is formed in the groove wall of the test groove; and an air outlet of the first air tightness detector is communicated with the preset air inlet so as to inflate the test cavity and further test whether air leakage occurs in the test cavity. The test tool can test whether the groove wall of the accommodating groove of the cooling assembly leaks air or not.

Description

Technical Field

[0001] The utility model relates to the technical field of air tightness testing, in particular to a testing tool. Background Art

[0002] The cold plate assembly for cooling the battery has sealing requirements. The side enclosure of the cold plate assembly and the cold plate body form a receiving groove for receiving the battery, and the groove wall of the receiving groove also has sealing requirements, that is, it is necessary to determine whether the groove wall of the receiving groove is leaking.

[0003] In the prior art, there is no corresponding tool to test whether the groove wall of the receiving groove is leaking. Utility Model Content

[0004] The main purpose of the utility model is to provide a testing tool to test whether the groove wall of the accommodating groove of the cooling component for accommodating the battery is leaking.

[0005] In order to achieve the above-mentioned purpose, the utility model provides a test tool, which is suitable for a cooling component, the cooling component includes a cooling body and a side surrounding portion that are connected to each other, the side surrounding portion is arranged along the circumference of the cooling body so that the side surrounding portion and the cooling body together form a receiving groove, and the receiving groove is used to receive the battery; the test tool includes: a test bench; a test slot is arranged on the test bench, the cooling component is used to be placed on the test bench, so that the receiving groove and the test slot are spliced ​​into a closed test cavity; a preset air inlet is opened on the slot wall of the test slot; a first air tightness detector, the air outlet of the first air tightness detector is connected to the preset air inlet, so as to inflate the test cavity, and then test whether there is air leakage in the test cavity.

[0006] Furthermore, the test fixture also includes a clamping assembly, at least part of which is located on a side of the cooling assembly away from the test bench and is movably arranged in a direction close to or away from the cooling assembly to press the cooling assembly onto the test bench.

[0007] Furthermore, the clamping assembly includes a plurality of clamping members sequentially arranged along the circumference of the test slot, at least a portion of each clamping member is located on a side of the cooling assembly away from the test bench, and each clamping member is movably arranged in a direction close to or away from the cooling assembly.

[0008] Furthermore, the clamping member includes a first driving member and a clamping portion, wherein the clamping portion is located on a side of the cooling assembly away from the test bench; the output portion of the first driving member is connected to the clamping portion to drive the clamping portion to move in a direction close to or away from the cooling assembly.

[0009] Further, the cooling assembly is located above the test bench, and at least a portion of the clamping assembly is movably arranged in a vertical direction.

[0010] Furthermore, a flow channel for accommodating a cooling medium is provided on the cooling body; the testing tool also includes a second air tightness detector, and an air outlet of the second air tightness detector is connected to an inlet of the flow channel to inflate air into the flow channel.

[0011] Furthermore, the cooling assembly also includes an inlet pipe, a first pipe opening of the inlet pipe is connected and communicated with the inlet of the flow channel; the test tooling also includes: a first blocking portion, the first blocking portion is movably arranged in a direction close to or away from the inlet pipe, so that the first blocking portion abuts against the second pipe opening of the inlet pipe to block the second pipe opening of the inlet pipe; wherein a connecting opening is provided on the tube cavity of the inlet pipe, and the air outlet of the second air tightness detector is communicated with the connecting opening.

[0012] Furthermore, the cooling assembly also includes an exhaust pipe, a first pipe opening of the exhaust pipe is connected and communicated with the outlet of the flow channel; the test tooling also includes: a second sealing portion, the second sealing portion is movably arranged in a direction close to or away from the exhaust pipe so that the second sealing portion abuts against the second pipe opening of the exhaust pipe to seal the second pipe opening of the exhaust pipe.

[0013] Furthermore, a sealing member is provided between the test bench and the cooling assembly, and the sealing member is extended along the circumference of the test slot and connected end to end.

[0014] Furthermore, the testing tool also includes a mounting frame, and the test bench and the first air tightness detector are both mounted on the mounting frame.

[0015] Applying the technical solution of the utility model, the test tooling includes a test bench and a first air tightness detector; a test slot is provided on the test bench, and a cooling assembly is used to be placed on the test bench so that the receiving slot and the test slot are spliced ​​into a closed test cavity; a preset air inlet is opened on the slot wall of the test slot, and the air outlet of the first air tightness detector is connected to the preset air inlet to inflate the test cavity, thereby testing whether there is air leakage in the test cavity.

[0016] Specifically, a first air tightness detector is used to fill a first predetermined amount of gas into the test chamber through an air outlet thereof and a preset air inlet on the slot wall of the test slot; after the first predetermined amount of gas is filled into the test chamber, the air pressure in the test chamber is observed within a first predetermined time period; if within the first predetermined time period, the drop in the air pressure in the test chamber is less than or equal to the first preset value, that is, the air pressure in the test chamber does not drop significantly, then it is determined that the test chamber is leaking; if within the first predetermined time period, the drop in the air pressure in the test chamber is greater than the first preset value, then it is determined that there is a leak in the test chamber.

[0017] There is no leakage in the groove wall of the test groove, so whether there is leakage in the groove wall of the receiving groove is determined by testing whether there is leakage in the test cavity. It can be seen that the test tool of the present application can test whether there is leakage in the groove wall of the receiving groove of the cooling component. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The drawings constituting part of the present application are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0019] Figure 1 A schematic structural diagram of a test tool according to the utility model is shown;

[0020] Figure 2 A schematic diagram showing the structure of a cooling assembly according to the utility model arranged on a test bench of a test fixture is shown;

[0021] Figure 3 A structural schematic diagram showing a test bench of the test fixture according to the utility model from one viewing angle;

[0022] Figure 4 A schematic structural diagram of a test bench of a test fixture according to the utility model from another perspective is shown;

[0023] Figure 5 A schematic structural diagram of a clamping member of a test fixture according to the utility model is shown;

[0024] Figure 6 A schematic diagram showing the structure of the first blocking portion of the test tool according to the utility model blocking the second pipe opening of the inlet pipe;

[0025] Figure 7 A schematic diagram showing the structure of the second blocking portion of the test fixture according to the utility model blocking the second pipe opening of the discharge pipe;

[0026] Figure 8 A schematic structural diagram of a cooling assembly according to the utility model from one viewing angle is shown;

[0027] Fig. 9 A structural schematic diagram of a cooling assembly according to the utility model is shown from another perspective.

[0028] The above drawings include the following reference numerals:

[0029] 10. Test bench; 11. Test slot; 111. Preset air inlet;

[0030] 20. The first air tightness detector;

[0031] 30. Pressing member; 31. First driving member; 32. Pressing portion; 33. Connecting portion;

[0032] 40. Second air tightness detector;

[0033] 51. first blocking portion; 52. second driving member; 53. first support;

[0034] 61. second blocking portion; 62. third driving member; 63. second support;

[0035] 80. mounting frame; 81. roller; 82. outrigger;

[0036] 200, cooling assembly; 210, cooling body; 220, side enclosure; 230, receiving groove; 240, inlet pipe; 250, pipe joint; 260, outlet pipe. DETAILED DESCRIPTION

[0037] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0038] It should be noted that the following detailed descriptions are illustrative and are intended to provide further explanation of the present application. Unless otherwise specified, all technical and scientific terms used herein have the same meanings as those commonly understood by those skilled in the art to which the present application belongs.

[0039] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0040] This utility model provides a test tool, please refer to Figures 1 to 9 The test fixture is adapted for a cooling assembly 200, which includes a cooling body 210 and a side enclosure 220 connected to each other. The side enclosure 220 is arranged along the circumference of the cooling body 210 so that the side enclosure 220 and the cooling body 210 together form a receiving groove 230 for receiving a battery.

[0041] The cooling component 200 is used to connect with the assembly component so that the assembly component closes the receiving groove 230. Optionally, the assembly component is provided with an assembly groove, so that when the assembly component is connected with the cooling component 200, the assembly groove and the receiving groove 230 are spliced ​​into an assembly cavity, and the assembly cavity is used to accommodate the battery, that is, the battery is arranged in the assembly cavity. Alternatively, the assembly component may not be provided with an assembly groove, so that the assembly component only closes the receiving groove 230.

[0042] The cooling body 210 is provided with a flow channel for accommodating a cooling medium, so that the cooling medium in the flow channel can cool the battery in the accommodating tank 230. Optionally, the cooling medium is a cooling liquid.

[0043] Optionally, the cooling body 210 is a plate-shaped structure, and the cooling assembly 200 is a cold plate assembly.

[0044] The test tooling includes a test bench 10 and a first air tightness detector 20; a test slot 11 is provided on the test bench 10, and a cooling assembly 200 is used to be placed on the test bench 10 so that the receiving slot 230 and the test slot 11 are spliced ​​into a closed test cavity; a preset air inlet 111 is opened on the slot wall of the test slot 11, and an air outlet of the first air tightness detector 20 is connected to the preset air inlet 111 to inflate the test cavity, thereby testing whether there is air leakage in the test cavity.

[0045] Specifically, the first air tightness detector 20 is used to fill a first predetermined amount of gas into the test chamber through its air outlet and a preset air inlet 111 on the slot wall of the test slot 11; after the first predetermined amount of gas is filled into the test chamber, the air pressure in the test chamber is observed within a first predetermined time period; if within the first predetermined time period, the drop in the air pressure in the test chamber is less than or equal to the first preset value, that is, the air pressure in the test chamber does not drop significantly, then it is determined that the test chamber is leaking; if within the first predetermined time period, the drop in the air pressure in the test chamber is greater than the first preset value, then it is determined that there is a leak in the test chamber.

[0046] The slot wall of the test slot 11 has no air leakage, so by testing whether there is air leakage in the test cavity, it is determined whether there is air leakage in the slot wall of the receiving slot 230. It can be seen that the test tool of the present application can test whether there is air leakage in the slot wall of the receiving slot 230 of the cooling assembly 200.

[0047] Specifically, the air outlet of the first air tightness detector 20 and the preset air inlet 111 are connected and communicated through a first pipeline.

[0048] In this embodiment, the test fixture further includes a clamping assembly; at least a portion of the clamping assembly is located on a side of the cooling assembly 200 away from the test bench 10 , and is movably arranged in a direction close to or away from the cooling assembly 200 .

[0049] By making at least a portion of the clamping assembly close to the cooling assembly 200 so as to abut against the cooling assembly 200; after at least a portion of the clamping assembly abuts against the cooling assembly 200, at least a portion of the clamping assembly continues to move toward the direction close to the cooling assembly 200 so as to clamp the cooling assembly 200 onto the test bench 10.

[0050] Specifically, the clamping assembly includes a plurality of clamping members 30 arranged in sequence along the circumference of the test slot 11, that is, a plurality of clamping members 30 are arranged in sequence along the circumference of the accommodating slot 230; at least a portion of each clamping member 30 is located on the side of the cooling assembly 200 away from the test bench 10, and are movably arranged in a direction close to or away from the cooling assembly 200.

[0051] By making at least a portion of each pressing member 30 close to the cooling assembly 200, at least a portion of each pressing member 30 is in contact with the cooling assembly 200; after at least a portion of each pressing member 30 is in contact with the cooling assembly 200, at least a portion of each pressing member 30 continues to move toward the direction approaching the cooling assembly 200, so that multiple pressing members 30 can jointly press the cooling assembly 200 onto the test bench 10, thereby ensuring the sealing of the joint between the receiving slot 230 and the test slot 11, and thereby ensuring the airtightness of the test cavity.

[0052] Specifically, the clamping member 30 includes a first driving member 31 and a clamping portion 32, wherein the clamping portion 32 is located on a side of the cooling component 200 away from the test bench 10; the output portion of the first driving member 31 is connected to the clamping portion 32 to drive the clamping portion 32 to move in a direction approaching or away from the cooling component 200; the clamping portion 32 is used to abut against the cooling component 200 and press the cooling component 200 onto the test bench 10.

[0053] Optionally, the first driving member 31 is a pressing cylinder.

[0054] Specifically, the pressing member 30 further includes a connecting portion 33 , which is connected to the output portion of the first driving member 31 , and the connecting portion 33 is connected to the pressing portion 32 , that is, the output portion of the first driving member 31 is connected to the pressing portion 32 via the connecting portion 33 .

[0055] During the specific implementation process, the cooling assembly 200 is manually placed on the test bench 10 , and then the cooling assembly 200 is pressed onto the test bench 10 by the pressing member 30 .

[0056] In this embodiment, the cooling assembly 200 is located above the test bench 10; at least a portion of the pressing assembly is located above the cooling assembly 200 and is movably disposed in a vertical direction.

[0057] Specifically, at least a portion of each pressing member 30 is located above the cooling assembly 200 , and at least a portion of each pressing member 30 is movably disposed in a vertical direction.

[0058] Furthermore, the pressing portion 32 is located above the cooling assembly 200, and the output portion of the first driving member 31 is telescopically arranged along the vertical direction.

[0059] In this embodiment, a flow channel for accommodating a cooling medium is provided on the cooling body 210; the flow channel has an inlet and an outlet, the cooling medium is introduced into the flow channel through the inlet of the flow channel, and the cooling medium in the flow channel flows out through the outlet of the flow channel.

[0060] The test tool also includes a second air tightness detector 40. When the flow channel is tested for air tightness, there is no cooling medium in the flow channel, which is in an empty state; the outlet of the flow channel is blocked, and the air outlet of the second air tightness detector 40 is connected to the inlet of the flow channel to inflate the flow channel, and then test whether there is air leakage in the flow channel, so as to achieve air tightness test in the flow channel.

[0061] Specifically, the second air tightness detector 40 is used to fill a second predetermined amount of gas into the flow channel through its air outlet and the inlet of the flow channel; after the second predetermined amount of gas is filled into the flow channel, the air pressure of the flow channel is observed within a second predetermined time period; if within the second predetermined time period, the drop in the air pressure in the flow channel is less than or equal to the second preset value, that is, there is no obvious drop in the air pressure in the flow channel, then it is determined that there is no air leakage in the flow channel; if within the second predetermined time period, the drop in the air pressure in the flow channel is greater than the second preset value, then it is determined that there is air leakage in the flow channel.

[0062] The testing tool of the present application can simultaneously test whether there is air leakage in the groove wall of the receiving groove 230 and whether there is air leakage in the flow channel, so as to improve the testing efficiency.

[0063] In this embodiment, the cooling assembly 200 also includes an inlet pipe 240, and the inlet pipe 240 is arranged at the inlet of the flow channel, and the two pipe openings of the inlet pipe 240 are respectively a first pipe opening and a second pipe opening; the first pipe opening of the inlet pipe 240 is connected and communicated with the inlet of the flow channel; the test tooling also includes a first blocking portion 51, and the first blocking portion 51 is movably arranged in a direction approaching or moving away from the inlet pipe 240, so that the first blocking portion 51 has a blocking state abutting against the second pipe opening of the inlet pipe 240 and a separated state separated from the inlet pipe 240; when the first blocking portion 51 is in the blocking state, the first blocking portion 51 blocks the second pipe opening of the inlet pipe 240.

[0064] The lumen of the inlet tube 240 is provided with a connecting opening, which is in communication with the lumen of the inlet tube 240; the gas outlet of the second airtightness detector 40 is in communication with the connecting opening, so that the gas outlet of the second airtightness detector 40 is in communication with the inlet of the flow channel through the connecting opening and the lumen of the inlet tube 240, that is, the gas flowing out of the gas outlet of the second airtightness detector 40 passes through the connecting opening, the lumen of the inlet tube 240, and the inlet of the flow channel in sequence and then enters the flow channel. The second tube opening of the inlet tube 240 is blocked by the first blocking portion 51 to prevent gas from leaking from the second tube opening of the inlet tube 240.

[0065] Specifically, the connection opening and the air outlet of the second air tightness detector 40 are connected and communicated through a second pipeline.

[0066] Specifically, a pipe joint 250 is provided at the connection opening, so that the connection opening is connected and communicated with the second pipeline through the pipe joint 250 .

[0067] In this embodiment, the test fixture further includes a second driving member 52, which is connected to the first blocking portion 51 to drive the first blocking portion 51 to move in a direction close to or away from the inlet pipe 240. When the first blocking portion 51 abuts against the second pipe opening of the inlet pipe 240, the first blocking portion 51 can be pressed against the second pipe opening of the inlet pipe 240 under the action of the second driving member 52 to ensure the blocking effect of the second pipe opening of the inlet pipe 240.

[0068] Specifically, the output portion of the second driving member 52 is telescopically arranged, and the output portion of the second driving member 52 is connected to the first blocking portion 51 to drive the first blocking portion 51 to move in a direction approaching or moving away from the inlet pipe 240 .

[0069] Optionally, the second driving member 52 is a cylinder.

[0070] Optionally, the telescopic direction of the output portion of the second driving member 52 is parallel to or the same as the extending direction of the inlet pipe 240 .

[0071] Optionally, along the extension direction of the inlet pipe 240 , the second driving member 52 and the first blocking portion 51 are both located on a side of the second pipe opening of the inlet pipe 240 away from the first pipe opening thereof.

[0072] In this embodiment, the cooling assembly 200 further includes a discharge pipe 260, and the discharge pipe 260 is provided at the outlet of the flow channel, and the two pipe openings of the discharge pipe 260 are respectively a first pipe opening and a second pipe opening; the first pipe opening of the discharge pipe 260 is connected and communicated with the outlet of the flow channel; the test fixture further includes a second blocking portion 61, and the second blocking portion 61 is movably provided in a direction close to or away from the discharge pipe 260, so that the second blocking portion 61 has a blocking state of abutting against the second pipe opening of the discharge pipe 260 and a separation state of being separated from the discharge pipe 260; when the second blocking portion 61 is in the blocking state, the second blocking portion 61 blocks the second pipe opening of the discharge pipe 260. The second blocking portion 61 blocks the second pipe opening of the discharge pipe 260 to prevent gas from leaking from the outlet of the flow channel and through the second pipe opening of the discharge pipe 260.

[0073] In this embodiment, the test fixture further includes a third driving member 62, which is connected to the second blocking portion 61 to drive the second blocking portion 61 to move in a direction close to or away from the discharge pipe 260. When the second blocking portion 61 abuts against the second pipe opening of the discharge pipe 260, the second blocking portion 61 can be pressed against the second pipe opening of the discharge pipe 260 under the action of the third driving member 62 to ensure the blocking effect on the second pipe opening of the discharge pipe 260.

[0074] Specifically, the output portion of the third driving member 62 is telescopically arranged, and the output portion of the third driving member 62 is connected to the second blocking portion 61 to drive the second blocking portion 61 to move in a direction approaching or moving away from the discharge pipe 260 .

[0075] Optionally, the third driving member 62 is a cylinder.

[0076] Optionally, the telescopic direction of the output portion of the third driving member 62 is parallel to or the same as the extending direction of the discharge pipe 260 .

[0077] Optionally, along the extension direction of the discharge pipe 260 , the third driving member 62 and the second blocking portion 61 are both located on a side of the second pipe opening of the discharge pipe 260 away from the first pipe opening thereof.

[0078] In this embodiment, a seal is provided between the test bench 10 and the cooling assembly 200. The seal is extended along the circumference of the test slot 11 and connected end to end, so that under the action of the seal, the sealing of the joint between the test bench 10 and the cooling assembly 200 is ensured, thereby ensuring the airtightness of the test cavity.

[0079] Specifically, the sealing member is disposed around the notch of the test slot 11 , and the sealing member is disposed on the surface of the test station 10 facing the cooling assembly 200 .

[0080] Specifically, the sealing member is a sealing strip.

[0081] In this embodiment, the testing tool further includes a mounting frame 80 , and the testing table 10 , the first air tightness tester 20 , and the second air tightness tester 40 are all mounted on the mounting frame 80 .

[0082] Specifically, a main body of the first driving member 31 is mounted on the mounting frame 80 , a main body of the second driving member 52 is mounted on the mounting frame 80 , and a main body of the third driving member 62 is mounted on the mounting frame 80 .

[0083] Specifically, the main body of the second driving member 52 is fixedly disposed on the first support 53 , and the first support 53 is mounted on the mounting frame 80 ; the main body of the third driving member 62 is fixedly disposed on the second support 63 , and the second support 63 is mounted on the mounting frame 80 .

[0084] Optionally, the first air tightness tester 20 and the second air tightness tester 40 are stacked up and down.

[0085] In this embodiment, the mounting frame 80 is movably arranged so that the entire testing tool can be movably arranged on the ground.

[0086] Specifically, a roller 81 is disposed at the bottom of the mounting frame 80 so that the mounting frame 80 can be movably disposed. Optionally, there are four rollers 81.

[0087] In this embodiment, at least one leg 82 is provided at the bottom of the mounting frame 80. Optionally, there are four legs 82.

[0088] During the specific implementation, when the test fixture needs to be moved, all the legs 82 are kept away from the ground, and all the rollers 81 are in contact with the ground, so as to avoid interference of all the legs 82 with the movement of the test fixture. After the test fixture is moved to the desired position, all the legs 82 are in contact with the ground, and all the rollers 81 are kept away from the ground, so that all the legs 82 support the mounting frame 80 and avoid movement of the test fixture during the test.

[0089] Specifically, the legs 82 are telescopically arranged in the vertical direction to have a supporting state in contact with the ground and a avoiding state away from the ground; and / or, the rollers 81 are movably arranged to have a rolling state in contact with the ground and a avoiding state away from the ground.

[0090] In this embodiment, both the inlet pipe 240 and the outlet pipe 260 are disposed through the side surrounding portion 220 .

[0091] From the above description, it can be seen that the above embodiments of the utility model achieve the following technical effects:

[0092] In the test tooling provided by the utility model, the test tooling includes a test bench 10 and a first air tightness detector 20; a test slot 11 is provided on the test bench 10, and a cooling assembly 200 is used to be placed on the test bench 10 so that the receiving slot 230 and the test slot 11 are spliced ​​into a closed test cavity; a preset air inlet 111 is provided on the slot wall of the test slot 11, and the air outlet of the first air tightness detector 20 is connected to the preset air inlet 111 to inflate the test cavity, thereby testing whether the test cavity is leaking.

[0093] Specifically, the first air tightness detector 20 is used to fill a first predetermined amount of gas into the test chamber through its air outlet and a preset air inlet 111 on the slot wall of the test slot 11; after the first predetermined amount of gas is filled into the test chamber, the air pressure in the test chamber is observed within a first predetermined time period; if within the first predetermined time period, the drop in the air pressure in the test chamber is less than or equal to the first preset value, that is, the air pressure in the test chamber does not drop significantly, then it is determined that the test chamber is leaking; if within the first predetermined time period, the drop in the air pressure in the test chamber is greater than the first preset value, then it is determined that there is a leak in the test chamber.

[0094] The slot wall of the test slot 11 has no air leakage, so by testing whether there is air leakage in the test cavity, it is determined whether there is air leakage in the slot wall of the receiving slot 230. It can be seen that the test tool of the present application can test whether there is air leakage in the slot wall of the receiving slot 230 of the cooling assembly 200.

[0095] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein, for example. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units that are clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0096] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0097] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A test tool, characterized in that: Adapted to a cooling assembly (200), the cooling assembly (200) comprising a cooling body (210) and a side surrounding portion (220) connected to each other, the side surrounding portion (220) being arranged along the circumference of the cooling body (210) so that the side surrounding portion (220) and the cooling body (210) together form a receiving groove (230), and the receiving groove (230) is used to receive a battery; The test tooling comprises: Test bench (10); The test bench (10) is provided with a test slot (11), and the cooling assembly (200) is used to be placed on the test bench (10) so that the receiving slot (230) and the test slot (11) are spliced ​​into a closed test cavity; a preset air inlet (111) is opened on the slot wall of the test slot (11); A first air tightness tester (20), wherein the air outlet of the first air tightness tester (20) is connected to the preset air inlet (111) so as to inflate the test cavity and thereby test whether there is air leakage in the test cavity.

2. The test tool according to claim 1, characterized in that: The test fixture also includes a clamping assembly, at least part of which is located on a side of the cooling assembly (200) away from the test bench (10), and is movably arranged in a direction approaching or away from the cooling assembly (200) so as to clamp the cooling assembly (200) onto the test bench (10).

3. The test tool according to claim 2, characterized in that: The clamping assembly comprises a plurality of clamping members (30) arranged in sequence along the circumference of the test slot (11), at least a portion of each of the clamping members (30) is located on a side of the cooling assembly (200) away from the test bench (10), and each of the clamping members (30) is movably arranged in a direction close to or away from the cooling assembly (200).

4. The test fixture according to claim 3, characterized in that: The clamping member (30) includes a first driving member (31) and a clamping portion (32), wherein the clamping portion (32) is located on a side of the cooling component (200) away from the test bench (10); an output portion of the first driving member (31) is connected to the clamping portion (32) to drive the clamping portion (32) to move in a direction approaching or away from the cooling component (200).

5. The test tool according to any one of claims 2 to 4, characterized in that: The cooling assembly (200) is located above the test bench (10), and at least a portion of the pressing assembly is movably arranged in a vertical direction.

6. The test tool according to claim 1, characterized in that: The cooling body (210) is provided with a flow channel for accommodating a cooling medium; the testing tool further comprises a second air tightness detector (40), the air outlet of the second air tightness detector (40) being connected to the inlet of the flow channel so as to inflate air into the flow channel.

7. The test fixture according to claim 6, characterized in that: The cooling assembly (200) further comprises an inlet pipe (240), a first pipe opening of the inlet pipe (240) being connected and in communication with an inlet of the flow channel; the testing tool further comprises: a first blocking portion (51), the first blocking portion (51) being movably arranged in a direction approaching or moving away from the inlet pipe (240), so that the first blocking portion (51) abuts against the second pipe opening of the inlet pipe (240) to block the second pipe opening of the inlet pipe (240); Wherein, a connecting opening is provided on the tube cavity of the inlet tube (240), and the air outlet of the second air tightness detector (40) is connected to the connecting opening.

8. The test fixture according to claim 6, characterized in that: The cooling assembly (200) further comprises a discharge pipe (260), a first pipe opening of the discharge pipe (260) being connected to and in communication with an outlet of the flow channel; the testing tool further comprises: A second blocking portion (61), wherein the second blocking portion (61) is movably arranged in a direction approaching or moving away from the discharge pipe (260) so that the second blocking portion (61) abuts against the second pipe opening of the discharge pipe (260) to block the second pipe opening of the discharge pipe (260).

9. The test tool according to claim 1, characterized in that: A sealing member is provided between the test bench (10) and the cooling assembly (200), and the sealing member is extended along the circumference of the test slot (11) and connected end to end.

10. The test fixture according to claim 1, characterized in that: The testing tool also includes a mounting frame (80), and the testing table (10) and the first air tightness detector (20) are both mounted on the mounting frame (80).

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