CN219639744U

CN219639744U - Joint, cooling device and battery

Info

Publication number: CN219639744U
Application number: CN202320163003.1U
Authority: CN
Inventors: 涂瀚; 郁飞龙; 杨杰; 王振江
Original assignee: Yiteng Electronic Science & Technology Kunshan Co ltd
Current assignee: Yiteng Electronic Science & Technology Kunshan Co ltd
Priority date: 2023-02-08
Filing date: 2023-02-08
Publication date: 2023-09-05
Anticipated expiration: 2033-02-08

Abstract

The utility model discloses a connector, a cooling device and a battery, which belong to the technical field of batteries, and the connector comprises: the cooling device comprises a body, wherein a flow channel for flowing cooling liquid is arranged in the body, and an assembly hole is formed in the body; the connecting part is detachably arranged in the assembly hole. This connect sets up the pilot hole on the body to set up connecting portion detachably in the pilot hole, thereby on the one hand, can dismantle connecting portion, can realize the suitability to different specification liquid cooling board products through changing connecting portion, on the other hand, connecting portion can separate processing then integrated into one piece with the body, reduces the processing degree of difficulty, promotes machining precision and productivity, reduction in production cost.

Description

Joint, cooling device and battery

Technical Field

The utility model belongs to the technical field of batteries, and particularly relates to a connector, a cooling device and a battery.

Background

The operation temperature of the battery has important influence on the performance and stability of the battery, and the performance of the battery is reduced and even the thermal runaway risk is caused due to the fact that the temperature is too high. In order to ensure battery operation, it is often necessary to thermally manage the battery to reduce the temperature at which it operates. At present, the heat management of the battery is mainly based on a liquid cooling technology, and the heat productivity of the battery during operation is taken away by the cooling liquid flowing through the liquid cooling device, so that the influence on the performance and the stability caused by overhigh temperature rise of the battery is avoided.

In the liquid cooling device, the cooling liquid generally flows into or out of the liquid cooling plate through the connector to exchange heat with the battery, and in order to ensure the stability of the connector, a connection structure is required to be arranged on the connector to fix the connector on the housing of the liquid cooling plate. However, the existing connector is generally integrally designed and integrally formed, and after forming, the connector is fixed in connection structure specification, and cannot meet the universality of products with different specifications.

Disclosure of Invention

The utility model aims to: the embodiment of the utility model provides a connector, which aims to solve the technical problem that the connecting structure of the existing connector cannot meet the universality of products with different specifications; it is a further object of embodiments of the present utility model to provide a cooling device; it is a third object of embodiments of the present utility model to provide a battery.

The technical scheme is as follows: the connector according to the embodiment of the utility model comprises:

the cooling device comprises a body, wherein a flow channel for cooling liquid to flow is arranged in the body, and an assembly hole is formed in the body;

and the connecting part is detachably arranged in the assembly hole.

In some embodiments, the connection portion is threadably coupled to the mounting hole.

In some embodiments, the connection portion comprises:

the embedded part is embedded in the assembly hole;

and the protruding part is connected with the embedded part and protrudes out of the assembly hole.

In some embodiments, the outer diameter of the protrusion is D, the aperture of the mounting hole is D, and D is greater than or equal to D.

In some embodiments, the embedded part is in threaded connection with the assembly hole, and a groove is formed in one end, away from the embedded part, of the protruding part.

In some embodiments, the connection portion is provided with a screw hole.

In some embodiments, the plurality of the assembly holes are arranged at intervals on the body;

the connecting parts are provided with a plurality of connecting parts and a plurality of assembling holes which are arranged in one-to-one correspondence.

In some embodiments, the joint further comprises:

the liquid inlet pipe is connected with the body, a liquid inlet channel is arranged in the liquid inlet pipe, and the liquid inlet channel is communicated with one end of the flow channel;

the liquid outlet pipe is connected with the body, a liquid outlet channel is arranged in the liquid outlet pipe, and the liquid outlet channel is communicated with the other end of the flow channel.

Accordingly, a cooling device according to an embodiment of the present utility model includes:

the connector of any of the above embodiments, and,

and the liquid cooling plate is connected with the joint.

Accordingly, a battery according to an embodiment of the present utility model includes:

the cooling device described above, and,

and the battery cell is contacted with the cooling device.

The beneficial effects are that: compared with the prior art, the connector provided by the embodiment of the utility model comprises the following components: the cooling device comprises a body, wherein a flow channel for flowing cooling liquid is arranged in the body, and an assembly hole is formed in the body; the connecting part is detachably arranged in the assembly hole. The connector is provided with the assembly holes on the body, and the connecting part is detachably arranged in the assembly holes, so that on one hand, the connecting part can be detached, and the applicability to liquid cooling plate products with different specifications can be realized by replacing the connecting part; on the other hand, the connecting part can be separately processed with the body, then assembled and formed, so that the processing difficulty is reduced, the processing precision and the productivity are improved, and the production cost is reduced.

Compared with the prior art, the cooling device provided by the embodiment of the utility model comprises the connector and the liquid cooling plate, wherein the liquid cooling plate is connected with the connector. It will be appreciated that the cooling device may have all of the technical features and advantages of the above-described joint and will not be described in detail herein.

Compared with the prior art, the battery of the embodiment of the utility model comprises: the cooling device and the battery cell are in contact with the cooling device. It will be appreciated that the battery may have all of the technical features and advantages of the cooling device described above and will not be described in detail herein.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a joint according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the exploded construction of the fitting of FIG. 1;

FIG. 3 is a schematic front view of a joint according to an embodiment of the present utility model;

FIG. 4 is a schematic side view of a joint according to an embodiment of the present utility model;

FIG. 5 is a schematic perspective view of the joint of FIG. 3 taken along line A-A;

FIG. 6 is a schematic perspective view of the joint of FIG. 3 taken along line B-B;

FIG. 7 is a schematic view of the exploded construction of the part of FIG. 6;

reference numerals: 100-body; 110-flow channel; 120-fitting holes; 200-connecting part; 210-an embedded part; 220-a protrusion; 230-screw holes; 240-grooves; 300-liquid inlet pipe; 310-liquid inlet channel; 400-liquid outlet pipe; 410-liquid outlet channel.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more features. In the description of the present utility model, the meaning of "plurality" means two or more, and at least one means one, two or more, unless explicitly defined otherwise.

The applicant notes that the existing joint is generally integrally designed, integrally formed and processed, and after forming, the joint has a fixed connection structure specification, and cannot meet the universality of products with different specifications. In addition, the joint integrated design needs to be integrally machined, the machining difficulty is high, the precision is difficult to control, the mass production needs to be machined through a numerical control machine tool, the machining time is long, the jig is complex, and the cost is high.

Accordingly, embodiments of the present utility model provide a joint for overcoming at least one of the above-mentioned problems.

The connector is applied to a cooling device of a battery, can meet the outflow or inflow of cooling liquid of a liquid cooling plate, and can be specifically a water inlet assembly or a water outlet assembly of the liquid cooling plate.

Referring to fig. 1 to 4 together, fig. 1 illustrates a three-dimensional structure of a joint according to an embodiment of the present utility model, fig. 2 illustrates an exploded part structure of the joint in fig. 1, fig. 3 illustrates a front view structure of the joint according to an embodiment of the present utility model, and fig. 4 illustrates a side view structure of the joint according to an embodiment of the present utility model.

In the embodiment of the present utility model, the joint includes a body 100 and a connection part 200, wherein the body 100 is a main body part of the joint, and a flow channel 110 for flowing a cooling liquid is provided in the body part, the flow channel 110 has a liquid inlet end and a liquid outlet end, and the cooling liquid can enter from the liquid inlet end, flow through the flow channel 110 and flow out from the liquid outlet end. The body 100 is provided with a fitting hole 120, and the fitting hole 120 is used for fitting the connection part 200 of the joint, specifically, the connection part 200 is detachably arranged in the fitting hole 120.

It can be appreciated that the connector is provided with the assembly hole 120 on the body 100, and the connecting portion 200 is detachably arranged in the assembly hole 120, so that on one hand, the connecting portion 200 can be detached and replaced, and the connecting portion 200 suitable for the specifications of the liquid cooling plates can be replaced according to the requirement, thereby realizing the applicability to the liquid cooling plate products with different specifications; on the other hand, the connection part 200 may be separately processed with the body 100 and then assembled to form, thereby reducing processing difficulty, improving processing precision and productivity, and reducing production cost.

In particular, in implementation, the connection portion 200 may be connected to the mounting hole 120 in a plurality of possible connection manners, for example, may be inserted into the mounting hole 120 in a plugging manner, and may be adsorbed in the mounting hole 120 in a magnetic adsorption manner.

To improve the stability of the assembly and reduce the difficulty of manufacture, it is preferable that the connection portion 200 is screw-coupled with the assembly hole 120 in some embodiments. That is, the fitting hole 120 may be provided with an internal thread, and accordingly, the connection part 200 may be provided with an external thread structure matched with the internal thread, and the connection part 200 may be fitted into the fitting hole 120 by the inter-thread engagement.

Referring to fig. 2 again, in some embodiments, the connection portion 200 includes an embedded portion 210 and a protruding portion 220, the embedded portion 210 is embedded in the assembly hole 120, the protruding portion 220 is connected to the embedded portion 210, and the protruding portion 220 protrudes out of the assembly hole 120. That is, in the present embodiment, the connection part 200 mainly includes two parts connected, i.e., the embedded part 210 and the protruding part 220, and the embedded part 210 is embedded in the fitting hole 120 to achieve connection of the connection part 200 and the fitting hole 120, and the protruding part 220 is protruded outside the fitting hole 120, which can facilitate the installation or removal of the connection part 200 by operating the protruding part 220.

Further, in some embodiments, the embedded portion 210 is screwed with the assembly hole 120, and the end of the protruding portion 220 away from the embedded portion 210 is provided with a groove 240. Torque may be transmitted through the groove 240 to insert the insert 210 into the fitting hole 120 or to remove it from the fitting hole 120. It is understood that the grooves 240 may be in a straight, cross-shaped, or other shape that can transmit torque.

In some embodiments, the connection portion 200 is provided with the screw hole 230, and the connector can be connected to the housing of the liquid cooling plate by the matched threaded connection structure on the housing of the liquid cooling plate, so that the stability of the connector is guaranteed, the vibration of the pipeline is reduced, and the sealing performance of the pipeline is improved.

Referring again to fig. 1 and 2, in some embodiments, a plurality of mounting holes 120 are provided, and the plurality of mounting holes 120 are spaced apart on the body 100; the plurality of connection parts 200 are provided, and the plurality of connection parts 200 and the plurality of fitting holes 120 are provided in one-to-one correspondence. By providing a plurality of connection portions 200, the stability of the connection between the joint and the liquid cooling plate can be improved.

Referring to fig. 6 and 7 together, fig. 6 illustrates a perspective structure of the joint of fig. 3 taken along line B-B, and fig. 7 illustrates an exploded structure of the part of fig. 6; in some embodiments, the outer diameter of the protrusion 220 is D, the aperture of the mounting hole 120 is D, and D+.d. So that the protrusion 220 does not enter the fitting hole 120 when the connection part 200 is fitted into the fitting hole 120, and may protrude outside the fitting hole 120 to facilitate the disassembly.

Referring to fig. 5, fig. 5 illustrates a three-dimensional structure of the joint in fig. 3 along line A-A, in some embodiments, the joint further includes a liquid inlet pipe 300 and a liquid outlet pipe 400, the liquid inlet pipe 300 is connected with the body 100, a liquid inlet channel 310 is disposed in the liquid inlet pipe 300, and the liquid inlet channel 310 is connected to one end of the flow channel 110; the liquid outlet pipe 400 is connected with the main body 100, a liquid outlet channel 410 is arranged in the liquid outlet pipe 400, and the liquid outlet channel 410 is communicated with the other end of the flow channel 110. It is understood that the liquid inlet pipe 300 and the liquid outlet pipe 400 are respectively located at the liquid inlet end and the liquid outlet end of the flow channel 110, and the liquid inlet pipe 300 and the liquid outlet pipe 400 can be connected with the liquid cooling plate and the cooling liquid respectively.

Correspondingly, the embodiment of the utility model also provides a cooling device which comprises the connector and a liquid cooling plate, wherein the liquid cooling plate is connected with the connector. It will be appreciated that the cooling device may have all of the technical features and advantages of the above-described joint and will not be described in detail herein.

Correspondingly, the embodiment of the utility model also provides a battery, which comprises the cooling device and a battery cell, wherein the battery cell is contacted with the cooling device. It will be appreciated that the battery may have all of the technical features and advantages of the cooling device described above and will not be described in detail herein.

In the foregoing embodiments, the descriptions of the embodiments are emphasized, and for parts of one embodiment that are not described in detail, reference may be made to related descriptions of other embodiments.

The joint, the cooling device and the battery provided by the embodiment of the utility model are described in detail, and specific examples are applied to illustrate the principle and the implementation mode of the utility model, and the description of the embodiment is only used for helping to understand the technical scheme and the core idea of the utility model; those of ordinary skill in the art will appreciate that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. A joint, comprising:

the cooling device comprises a body (100), wherein a flow channel (110) for flowing cooling liquid is arranged in the body (100), and an assembly hole (120) is formed in the body (100);

and the connecting part (200) is detachably arranged in the assembly hole (120).

2. The fitting according to claim 1, characterized in that the connection portion (200) is screwed with the fitting hole (120).

3. Joint according to claim 1 or 2, characterized in that the connection (200) comprises:

an embedded part (210), wherein the embedded part (210) is embedded and arranged in the assembly hole (120);

and the protruding part (220), the protruding part (220) is connected with the embedded part (210), and the protruding part (220) is arranged outside the assembly hole (120) in a protruding way.

4. A joint according to claim 3, wherein the outer diameter of the projection (220) is D, the aperture of the fitting hole (120) is D, and D is equal to or greater than D.

5. A joint according to claim 3, wherein the insert (210) is threadedly connected to the fitting bore (120), and the end of the projection (220) remote from the insert (210) is provided with a groove (240).

6. Joint according to claim 1, characterized in that the connection part (200) is provided with screw holes (230).

7. The joint according to claim 1, wherein a plurality of the fitting holes (120) are provided, and a plurality of the fitting holes (120) are provided at intervals on the body (100);

the connecting parts (200) are provided with a plurality of connecting parts (200) and a plurality of assembling holes (120) which are arranged in a one-to-one correspondence.

8. The fitting of claim 1, wherein the fitting further comprises:

the liquid inlet pipe (300), the liquid inlet pipe (300) is connected with the body (100), a liquid inlet channel (310) is arranged in the liquid inlet pipe (300), and the liquid inlet channel (310) is communicated with one end of the flow channel (110);

the liquid outlet pipe (400), liquid outlet pipe (400) with body (100) are connected, be equipped with drain passageway (410) in liquid outlet pipe (400), drain passageway (410) communicate in the other end of runner (110).

9. A cooling device, comprising:

the joint according to claim 1 to 8, wherein,

and the liquid cooling plate is connected with the joint.

10. A battery, comprising:

the cooling device of claim 9, and,

and the battery cell is contacted with the cooling device.