CN220382175U - Cooling plate, battery and electric equipment - Google Patents

Abstract

The utility model relates to a cooling plate, a battery and electric equipment, wherein the cooling plate comprises a plate body, an adapter and a cover body, the plate body is provided with a cooling channel and a containing groove communicated with the cooling channel, the adapter is inserted into the containing groove, sealing glue is filled between the outer wall of the adapter and the inner wall of the containing groove, and the cover body is detachably arranged on the plate body so as to seal the containing groove. A battery includes the cooling plate described above. An electric device comprises the battery. According to the cooling plate, the battery and the electric equipment, the sealant is filled between the outer wall of the adapter and the inner wall of the accommodating groove, and the outer wall of the adapter and the inner wall of the accommodating groove are sealed in a clearance manner through the sealant; and the cover plate is covered on the accommodating groove to flatten the overflow glue and realize the sealing of the top side of the accommodating groove.

Description

Cooling plate, battery and electric equipment

Technical Field

The utility model relates to the technical field of power batteries, in particular to a cooling plate, a battery and electric equipment.

Background

With popularization and promotion of new energy automobiles, charge and discharge performance, cruising ability and the like of the new energy automobiles are increasingly attracting attention and importance. The power battery is a chargeable battery which is a power source of a new energy automobile and is widely applied to the field of the new energy automobile.

The battery can produce heat in the use, need in time dispel the heat through the cooling plate to guarantee that the battery is in normal temperature range. The water inlet and outlet of the cooling plate needs to be sealed to prevent the cooling liquid from being exposed, and how to realize the sealing of the water inlet and outlet of the cooling plate is an urgent consideration.

Disclosure of Invention

Based on the above, it is necessary to provide a cooling plate, a battery and electric equipment aiming at the problem of how to realize the sealing of the water inlet and the water outlet of the cooling plate.

The utility model provides a cooling plate includes plate body, adapter and lid, and the plate body has cooling channel and intercommunication cooling channel's storage tank, and the adapter inserts and locates in the storage tank, and fills with the sealant between the outer wall of adapter and the inner wall of storage tank, and lid detachably locates on the plate body so that the storage tank seals. The cooling plate is characterized in that the adapter is inserted into the accommodating groove, sealant is filled between the outer wall of the adapter and the inner wall of the accommodating groove, and the outer wall of the adapter and the inner wall of the accommodating groove are sealed in a clearance manner through the sealant; and the cover plate is covered on the accommodating groove to flatten the overflow glue to realize the sealing of the top side of the accommodating groove, so that the tightness between the adapter and the accommodating groove is enhanced.

In some embodiments, a glue overflow groove communicated with the accommodating groove is formed in one end, close to the cover body, of the plate body, and the inner diameter of the glue overflow groove is larger than that of the accommodating groove. So, through setting up the great glue overflow groove of internal diameter in the one end that the plate body is close to the lid, can glue overflow groove holding by the outer wall of adapter and the inner wall of holding groove between the sealant that overflows, and flatten the glue overflow through the lid, improve the condition that the sealant overflowed outside the lid.

In some embodiments, the glue overflow groove is annular and penetrates through the end face, close to the cover body, of the plate body in the thickness direction of the plate body. Therefore, the overflow glue groove is annular and penetrates through the end face, close to the cover body, of the plate body in the thickness direction of the body, the volume of the overflow glue groove can be increased as much as possible in a limited space, so that more overflowed sealing glue can be contained in the overflow glue groove, and the situation that the sealing glue overflows out of the cover body is better improved.

In some embodiments, the cover and the adapter are in a split structure, and the cover and the plate are locked by a locking member. Like this, lid and adapter be split type structure and with plate body fixed connection, can be according to the holding groove of different size shapes or the different lid of adapter adaptation, the mounting means is more nimble.

In some embodiments, the cover and the adapter are of unitary construction, and the cooling plate further includes a crimp member at least partially crimped onto the cover and connected to the plate. Therefore, the cover body and the adapter are of an integrated structure, so that the cover body is better in integrity and convenient to assemble and disassemble; the crimping piece is at least partially pressed on the lid and is connected with the plate body, and the lid is fixed in the plate body through the crimping piece, improves the condition that the adapter is crooked because of need fixed lid and influences the leakproofness.

In some embodiments, the cover is disposed around the adapter, and a first seal is disposed between the cover and the plate. In this way, the first sealing piece is arranged between the cover body and the plate body, so that the sealing performance between the cover body and the plate body can be enhanced.

In some embodiments, a groove is formed in a side, facing the plate, of the cover body, and the first sealing member is accommodated in the groove. So, make first sealing member holding in the recess, improve the space utilization of lid, and can make the leakproofness between lid and the plate better.

In some embodiments, the crimp member is provided with a relief groove and forms a step surface, the adapter is arranged in the relief groove in a penetrating manner, and the step surface is pressed on the adapter. Therefore, the adapter penetrates through the avoidance groove and is limited through the step surface, so that the crimping piece can be smoothly pressed on the cover body and connected with the plate body.

In some embodiments, the pressing member is further provided with first fixing holes which are staggered with the avoiding grooves, the plate body is provided with second fixing holes, and the second fixing holes and the first fixing holes are locked through locking members. Therefore, the press-connection piece and the plate body are locked through the locking piece, and the operation is convenient.

In some of these embodiments, the cooling plate further comprises a flange connection for connection to the cooling conduit, the flange connection being of unitary construction with the adapter. Therefore, the flange connection part and the adapter are of an integrated structure, and the integral structure is good and the sealing performance is better.

In some embodiments, the cooling plate further comprises a flange connection for connection with the cooling pipe, the flange connection being in a plug-in fit with the adapter. So, flange joint portion and adapter are grafting cooperation, can be according to the different flange joint portion of adapter adaptation difference, and the practicality is wider.

In some of these embodiments, a second seal is sandwiched between the outer wall of the adapter and the inner wall of the receiving groove. Therefore, the second sealing piece is clamped between the outer wall of the adapter and the inner wall of the accommodating groove, so that the tightness between the adapter and the accommodating groove can be further enhanced.

A battery includes the cooling plate described above. The battery has the advantages that the tightness of the cooling plate is good, heat dissipation can be achieved, and meanwhile the probability of liquid leakage of the cooling plate is reduced.

In some embodiments, the battery further comprises a case, a battery unit and a supporting member, wherein the battery unit is accommodated in the case, the cooling plate is arranged on the outer side of the case, and the supporting member is arranged between the cooling plate and the case. Thus, the supporting piece is arranged between the cooling plate and the box body, so that the cooling plate and the box body can be fixed, and meanwhile, supporting force is provided for the box body.

An electric device comprises the battery. The electric equipment is good in structural stability and good in radiating effect, and is beneficial to improving the use experience sense of the electric equipment.

Drawings

FIG. 1 is a schematic diagram of a powered device according to an embodiment;

FIG. 2 is a schematic diagram of a battery in an embodiment;

FIG. 3 is a partial schematic view of a battery in an embodiment;

FIG. 4 is a cross-sectional view of the battery shown in FIG. 3;

FIG. 5 is an enlarged view of a portion of the cooling plate shown in FIG. 4 at A;

FIG. 6 is a schematic view of a cooling plate in another embodiment;

FIG. 7 is a cross-sectional view of the cooling plate of FIG. 6;

fig. 8 is a schematic view of a crimp member in the cooling plate of fig. 6.

Reference numerals:

10. a vehicle; 11. a controller; 12. a motor; 20. a battery; 21. a case; 21a, a first portion; 21b, a second part; 22. a battery cell;

200. a cooling plate; 201. a receiving groove; 202. a glue overflow groove; 210. a plate body; 220. an adapter; 230. a cover body; 231. a groove; 240. a crimp member; 241. an avoidance groove; 242. a step surface; 243. a first fixing hole; 250. a first seal; 260. a flange connection portion; 270. a second seal; 300. and a support.

Detailed Description

Embodiments of the technical solutions of the present application will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical solutions of the present application, and thus are only examples, and are not intended to limit the scope of protection of the present application.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "comprising" and "having" and any variations thereof in the description and claims of the present application and in the description of the figures above are intended to cover non-exclusive inclusions.

In the description of the embodiments of the present application, the technical terms "first," "second," etc. are used merely to distinguish between different objects and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, a particular order or a primary or secondary relationship. In the description of the embodiments of the present application, the meaning of "plurality" is two or more unless explicitly defined otherwise.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

In the description of the embodiments of the present application, the term "and/or" is merely an association relationship describing an association object, which means that three relationships may exist, for example, a and/or B may mean: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

In the description of the embodiments of the present application, the term "plurality" refers to two or more (including two), and similarly, "plural sets" refers to two or more (including two), and "plural sheets" refers to two or more (including two).

In the description of the embodiments of the present application, the orientation or positional relationship indicated by the technical terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the embodiments of the present application and for simplifying the description, rather than indicating or implying that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the embodiments of the present application.

In the description of the embodiments of the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; or may be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present application will be understood by those of ordinary skill in the art according to the specific circumstances.

With popularization and promotion of new energy automobiles, charge and discharge performance, cruising ability and the like of the new energy automobiles are increasingly attracting attention and importance. The power battery is a chargeable battery which is a power source of a new energy automobile and is widely applied to the field of the new energy automobile.

The battery can produce heat in the use, need in time dispel the heat through the cooling plate to guarantee that the battery is in normal temperature range. The water inlet and outlet of the cooling plate needs to be sealed to prevent the cooling liquid from being exposed, and how to realize the sealing of the water inlet and outlet of the cooling plate is an urgent consideration.

Based on the above consideration, through intensive research, a cooling plate, a battery and electric equipment are designed, an adapter of the cooling plate is inserted into a containing groove, sealant is filled between the outer wall of the adapter and the inner wall of the containing groove, and the gap between the outer wall of the adapter and the inner wall of the containing groove is sealed through the sealant; and the cover plate is covered on the accommodating groove to flatten the overflow glue to realize the sealing of the top side of the accommodating groove, so that the tightness between the adapter and the accommodating groove is enhanced.

The embodiment of the application provides an electric device using a battery 20 as a power source, and the electric device can be, but is not limited to, a mobile phone, a tablet, a notebook computer, an electric toy, an electric tool, a battery car, an electric automobile, a ship, a spacecraft and the like. Among them, the electric toy may include fixed or mobile electric toys, such as game machines, electric car toys, electric ship toys, electric plane toys, and the like, and the spacecraft may include planes, rockets, space planes, and spacecraft, and the like.

For convenience of description, the following embodiments will take a powered device according to an embodiment of the present application as an example of the vehicle 10.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a vehicle 10 according to some embodiments of the present application. The vehicle 10 may be a fuel oil vehicle, a gas vehicle or a new energy vehicle, and the new energy vehicle may be a pure electric vehicle, a hybrid vehicle or a range-extended vehicle. The interior of the vehicle 10 is provided with a battery 20, and the battery 20 may be provided at the bottom or at the head or at the tail of the vehicle 10. The battery 20 may be used to power the vehicle 10, for example, the battery 20 may be used as an operating power source for the vehicle 10. The vehicle 10 may also include a controller 11 and a motor 12, the controller 11 being configured to control the battery 20 to power the motor 12, for example, for operating power requirements during start-up, navigation, and travel of the vehicle 10. In other embodiments of the present application, the battery 20 may be used not only as an operating power source for the vehicle 10, but also as a driving power source for the vehicle 10, instead of or in part instead of fuel oil or natural gas, to provide driving force for the vehicle 10.

Referring to fig. 2, fig. 2 is an exploded view of a battery 20 according to an embodiment of the present application. The battery 20 includes a case 21 and a battery cell 22, and the battery cell 22 is accommodated in the case 21. The case 21 is used to provide an accommodating space for the battery cell 22, and the case 21 may have various structures. In some embodiments, the housing 2121 may include a first portion 21a and a second portion 21b, the first portion 21a and the second portion 21b overlapping each other, the first portion 21a and the second portion 21b together defining an accommodating space for accommodating the battery cell 22. The second portion 21b may be a hollow structure with one end opened, the first portion 21a may be a plate-shaped structure, and the first portion 21a covers the opening side of the second portion 21b, so that the first portion 21a and the second portion 21b together define an accommodating space; the first portion 21a and the second portion 21b may be hollow structures each having an opening at one side, and the opening side of the first portion 21a is engaged with the opening side of the second portion 21 b. Of course, the case 21 formed by the first portion 21a and the second portion 21b may be of various shapes, such as a cylinder, a rectangular parallelepiped, or the like.

In the battery 20, the plurality of battery cells 22 may be plural, and the plurality of battery cells 22 may be connected in series, parallel, or a series-parallel connection, where a series-parallel connection refers to that the plurality of battery cells 22 are connected in both series and parallel. The plurality of battery cells 22 can be directly connected in series or in parallel or in series-parallel, and then the whole formed by the plurality of battery cells 22 is accommodated in the box body 21; of course, the battery 20 may also be in the form of a plurality of battery cells 22 connected in series or parallel or series-parallel to form a battery module, and a plurality of battery modules connected in series or parallel or series-parallel to form a whole and accommodated in the case 21.

Referring to fig. 3 to 5, the cooling plate 200 in an embodiment includes a plate body 210, an adapter 220 and a cover body 230, the plate body 210 has a cooling channel and a receiving slot 201 communicating with the cooling channel, the adapter 220 is inserted into the receiving slot 201, a sealant is filled between an outer wall of the adapter 220 and an inner wall of the receiving slot 201, and the cover body 230 is detachably disposed on the plate body 210 to seal the receiving slot 201.

The cooling channel is connected to the external cooling pipe through the adapter 220, and the adapter 220 has an adapter channel for connecting the cooling channel and the cooling pipe. The cooling fluid can be introduced into the transfer passage through the external cooling pipe and flows into the cooling passage so that the cooling plate 200 can exchange heat with the battery cells 22 to radiate heat from the battery cells 22.

In the embodiment of the present application, the number of cooling channels is not limited to one, and a plurality of cooling channels that are communicated may be provided to increase the cooling heat dissipation area. The cooling channels may be in the form of bars, arcs, or other shapes, and the number and shape of the cooling channels are not particularly limited herein.

In the embodiment of the present application, the adapter 220 is configured to be inserted into the accommodating groove 201 and is used for communicating the cooling channel with the member of the external cooling pipe. The number of the adapter 220 and the accommodating groove 201 is not limited to one, and the two adapter 220 and the accommodating groove 201 are arranged in one-to-one correspondence, for example, the number of the adapter 220 and the accommodating groove 201 is two, one adapter 220 is used as a liquid inlet of the cooling channel, the other adapter 220 is used as a liquid outlet of the cooling channel, the cooling liquid flows through the cooling channel from the liquid inlet, and the plate body 210 exchanges heat with the battery cell 22 and then flows out from the liquid outlet.

In the embodiment of the present application, the plate body 210 may be made of aluminum or stainless steel with better heat conducting property, and the plate body 210 may be in a cuboid shape, a rectangular plate shape, a circular plate shape or other irregular shapes, and the shape of the plate body 210 is not limited in detail.

In the embodiment of the present application, the cover 230 may be detachably connected to the plate 210 by a clamping connection, a bolting connection or other manners, the cover 230 may be made of aluminum or stainless steel, the cover 230 may be rectangular plate, circular plate or other irregular shapes, and the shape and the material of the cover 230 are not limited in detail herein.

In the embodiment of the application, the adapter 220 is cylindrical, and the accommodating groove 201 is annular to be adapted to the adapter 220. The adapter 220 and the accommodating groove 201 may have other shapes.

In the cooling plate 200, the adaptor 220 is inserted into the accommodating groove 201, and a sealant is filled between the outer wall of the adaptor 220 and the inner wall of the accommodating groove 201, and the gap between the outer wall of the adaptor 220 and the inner wall of the accommodating groove 201 is sealed by the sealant; and the cover plate is covered on the accommodating groove 201 to flatten the overflow glue to realize the sealing of the top side of the accommodating groove 201, so as to enhance the sealing property between the adapter 220 and the accommodating groove 201.

According to some embodiments of the present application, referring to fig. 5, an end of the plate 210 near the cover 230 is provided with a glue overflow groove 202 communicated with the accommodating groove 201, and an inner diameter of the glue overflow groove 202 is larger than an inner diameter of the accommodating groove 201.

It should be noted that, the inner diameter of the glue overflow groove 202 is D1 shown in fig. 5, and the inner diameter of the accommodating groove 201 is D2 shown in fig. 5, that is, D1 is larger than D2. The glue overflow groove 202 and the accommodating groove 201 are in a step shape, and the glue overflow groove 202 is located above the accommodating groove 201, and the cover 230 can cover the glue overflow groove 202.

Through the above arrangement, through setting up the great glue overflow groove 202 of internal diameter in the one end that the plate body 210 is close to lid 230, can glue overflow groove 202 holding by the outer wall of adapter 220 and the inner wall of holding groove 201 between the sealant that overflows, and flatten the glue overflow through lid 230, improve the condition that the sealant overflows outside lid 230.

According to some embodiments of the present application, referring to fig. 5, the glue overflow groove 202 is annular and penetrates the end surface of the plate 210 near the cover 230 along the thickness direction of the plate 210.

The thickness direction of the plate 210 is the Z direction shown in fig. 5. The glue overflow groove 202 is disposed through the end surface of the plate 210 near the cover 230 along the thickness direction of the plate 210, which can be understood as: the glue overflow groove 202 penetrates through the end surface of the plate body 210, which is close to the cover body 230, and forms an opening, and the opening is communicated with the outside.

In the embodiment of the present application, the glue overflow groove 202 is in a ring shape. In other embodiments, the flash tank 202 may also have a square shape or other shapes.

Through the arrangement, the glue overflow groove 202 is annular and penetrates through the end face, close to the cover body 230, of the plate body 210 in the thickness direction of the body, the volume of the glue overflow groove 202 can be increased as much as possible in a limited space, so that more overflowed sealant can be contained in the glue overflow groove 202, and the situation that the sealant overflows out of the cover body 230 is better improved.

Referring to fig. 4 and 5, the cover 230 and the adapter 220 are separated, and the cover 230 and the plate 210 are locked by a locking member according to some embodiments of the present application.

In the embodiment of the application, the cover 230 is provided with a first mounting hole, the plate 210 is provided with a second mounting hole, and the locking member penetrates through the first mounting hole and the second mounting hole, so that the cover 230 and the plate 210 are locked. Wherein the locking piece is a screw or a bolt,

through the arrangement, the cover body 230 and the adapter 220 are of a split structure and are fixedly connected with the plate body 210, so that different cover bodies 230 can be adapted according to the accommodating grooves 201 or the adapter 220 with different sizes and shapes, and the mounting mode is more flexible.

Referring to fig. 6 and 7, the cover 230 and the adapter 220 are integrally formed, and the cooling plate 200 further includes a pressing member 240, wherein the pressing member 240 is at least partially pressed on the cover 230 and connected to the plate 210.

In an embodiment of the present application, the crimp 240 is configured to be at least partially crimped to the cover 230 and to secure the cover 230 to the plate 210. The press-fit member 240 is made of metal, and the press-fit member 240 may have a rectangular plate shape, a circular plate shape or other irregular shape, and the shape of the press-fit member 240 is not particularly limited.

In the embodiment of the present application, the cover 230 and the adapter 220 may be integrally formed by injection molding.

Through the arrangement, the cover body 230 and the adapter 220 are of an integrated structure, so that the integrity is better and the disassembly and assembly are convenient; the pressing member 240 is at least partially pressed on the cover 230 and connected to the plate 210, and the cover 230 is fixed to the plate 210 by the pressing member 240, so as to improve the situation that the adapter 220 is skewed to affect the tightness due to the need of fixing the cover 230.

Referring to fig. 6 and 7, a cover 230 is disposed around the adapter 220, and a first seal 250 is disposed between the cover 230 and the plate 210.

In the embodiment of the present application, the material of the first sealing member 250 is an elastomer such as rubber, silica gel, etc., and the first sealing member 250 is a sealing gasket or a sealing ring. The number of the first seals 250 is not limited to one, that is, the number of the first seals 250 may be at least two, and each of the first seals 250 may be stacked and distributed in the thickness direction of the plate body 210.

By providing the first seal 250 between the cover 230 and the plate 210, the sealing performance between the cover 230 and the plate 210 can be enhanced.

Referring to fig. 6 to 8, a side of the cover 230 facing the plate 210 is provided with a groove 231, and the first sealing member 250 is accommodated in the groove 231.

In the embodiment of the present application, the groove 231 is a closed annular groove to fit with the first seal 250. The number of the grooves 231 is not limited to one, that is, the number of the grooves 231 may be at least two, and at least one first sealing member 250 is accommodated in each groove 231.

Through the above arrangement, the first sealing member 250 is accommodated in the groove 231, so that the space utilization rate of the cover 230 is improved, and the tightness between the cover 230 and the plate 210 is better.

Referring to fig. 7 and 8, referring to some embodiments of the present application, the crimp member 240 is provided with a recess 241 and a step surface 242, the adaptor 220 is disposed through the recess 241, and the step surface 242 is pressed against the adaptor 220.

In the embodiment of the application, the avoidance groove 241 is stepped and forms a step surface 242 on the crimping piece 240, and the adaptor 220 is arranged in the avoidance groove 241 in a penetrating manner and limited in the avoidance groove 241.

Through the arrangement, the adapter 220 penetrates through the avoidance groove 241 and is limited by the step surface 242, so that the crimping piece 240 can be smoothly pressed on the cover body 230 and connected with the plate body 210.

Referring to fig. 7 and 8, in accordance with some embodiments of the present application, the pressing member 240 is further provided with first fixing holes 243 offset from the avoiding grooves 241, and the plate 210 is provided with second fixing holes, where the second fixing holes and the first fixing holes 243 are locked by locking members.

In the embodiment of the application, the second fixing hole and the first fixing hole 243 may be screw holes or smooth holes, and the locking member is a screw or a bolt. The number of the second fixing holes and the first fixing holes 243 is not limited to one, that is, the number of the second fixing holes and the first fixing holes 243 may be two, and the second fixing holes and the first fixing holes 243 may be round holes, square holes or other shapes.

Through the arrangement, the press-fit piece 240 and the plate body 210 are locked through the locking piece, and the operation is convenient.

Referring to fig. 7 and 8, according to some embodiments of the present application, the cooling plate 200 further includes a flange connection portion 260 for connecting with a cooling pipe, and the flange connection portion 260 is integrally formed with the adapter 220.

In the embodiment of the present application, the flange connection portion 260 and the adapter 220 may be integrally formed by injection molding.

Through the arrangement, the flange connection part 260 and the adapter 220 are of an integrated structure, so that the integrity is good and the tightness is better.

Referring to fig. 7 and 8, according to some embodiments of the present application, the cooling plate 200 further includes a flange connection portion 260 for connecting with the cooling pipe, and the flange connection portion 260 is in plug-fit with the adapter 220.

In the embodiment of the application, the adapter 220 is provided with an internal thread, the flange connection portion 260 is provided with an external thread matched with the internal thread, and the flange connection portion 260 is inserted into the adapter 220 and fixed in a threaded connection manner.

Through the arrangement, the flange connection portion 260 is in plug-in fit with the adapter 220, so that different flange connection portions 260 can be adapted according to different adapters 220, and the practicability is wider.

Referring to fig. 7 and 8, a second sealing member 270 is disposed between the outer wall of the adapter 220 and the inner wall of the receiving groove 201 according to some embodiments of the present application.

In the embodiment of the present application, the material of the second sealing member 270 is elastomer such as rubber, silica gel, etc., and the first sealing member 250 is a sealing ring. The number of the second seals 270 is not limited to one, that is, the number of the second seals 270 may be at least two, and each of the second seals 270 may be spaced apart in the thickness direction of the plate body 210.

By the above arrangement, the second sealing member 270 is interposed between the outer wall of the adapter 220 and the inner wall of the accommodating groove 201, so that the sealing performance between the adapter 220 and the accommodating groove 201 can be further enhanced.

Referring to fig. 2 and 3, a battery 20 includes the cooling plate 200 described above.

It should be noted that, in addition to the cooling plate 200, the battery 20 further includes a pressure relief mechanism, a thermal management mechanism, and other components, and the battery 20 may be a prismatic battery or a cylindrical battery.

The battery 20 has better sealing performance of the cooling plate 200, and reduces the probability of liquid leakage of the cooling plate 200 while realizing heat dissipation.

According to some embodiments of the present application, referring to fig. 4, the battery 20 further includes a case 21, a battery cell 22 and a supporting member 300, the battery cell 22 is accommodated in the case 21, the cooling plate 200 is disposed on the outer side of the case 21, and the supporting member 300 is disposed between the cooling plate 200 and the case 21.

In the embodiment of the present application, the supporting member 300, the cooling plate 200 and the case 21 are all fixed by welding. The supporting member 300 is an aluminum block, has high structural strength, and can effectively support the case 21.

In the embodiment of the present application, the case 21 is configured to accommodate the structure of the battery cell 22. Specifically, the case 21 has a cavity, in which a plurality of battery cells 22 are accommodated side by side, each battery cell 22 is rectangular parallelepiped, and correspondingly, the cavity is also rectangular parallelepiped. The case 21 may take various forms, for example, may be of a unitary structure or may be of a split structure. The case 21 may be made of a metal material or a non-metal material.

In the embodiment of the present application, the cooling plate 200 is configured as a member for radiating heat from the battery cells 22. Specifically, the cooling plate 200 has a cooling passage in which a cooling fluid can be loaded, and the cooling plate 200 is provided outside the case 21, and heat generated from the plurality of battery cells 22 is transferred to the cooling fluid and exchanges heat with the cooling fluid to dissipate heat from the battery cells 22.

In the embodiment of the present application, the number of the battery cells 22 is at least two, and each battery cell 22 may be a secondary battery or a primary battery; but not limited to, lithium sulfur batteries, sodium ion batteries, or magnesium ion batteries. The battery cells 22 may be cylindrical, flat, rectangular, or otherwise shaped. The battery cell 22 may include a lithium ion secondary battery, a lithium ion primary battery, a lithium sulfur battery, a sodium lithium ion battery, a sodium ion battery, a magnesium ion battery, or the like, which is not limited in the embodiment of the present application. The battery cell 22 may be in the shape of a cylinder, a flat body, a rectangular parallelepiped, or other shapes, etc., nor is the embodiment of the present application limited thereto.

By the above arrangement, the supporting member 300 is provided between the cooling plate 200 and the case 21, and can fix the cooling plate 200 and the case 21 while providing the supporting force for the case 21.

Referring to fig. 1, a powered device includes a battery 20 as described above.

It should be noted that the electric equipment can be, but is not limited to, a mobile phone, a tablet, a notebook computer, an electric toy, an electric tool, a battery car, an electric automobile, a ship, a spacecraft, and the like. Among them, the electric toy may include fixed or mobile electric toys, such as game machines, electric car toys, electric ship toys, electric plane toys, and the like, and the spacecraft may include planes, rockets, space planes, and spacecraft, and the like.

The electric equipment has the advantages that the structural stability of the battery 20 is good, the heat dissipation effect is good, and the use experience sense of the electric equipment is improved.

According to some embodiments of the present application, referring to fig. 3 to 8, the cooling plate 200 in an embodiment includes a plate body 210, an adapter 220, a cover 230, a flange connection portion 260 and a press-connection member 240, wherein the flange connection portion 260 is used for being connected with a cooling pipe and the adapter 220, the plate body 210 has a cooling channel and a receiving slot 201 communicating with the cooling channel, the adapter 220 is inserted into the receiving slot 201, a sealant and a second sealing member 270 are filled between an outer wall of the adapter 220 and an inner wall of the receiving slot 201, and the cover 230 is detachably disposed on the plate body 210 to seal the receiving slot 201.

Wherein, the cover 230 and the adapter 220 are in a split structure, the cover 230 and the plate 210 are locked by a locking member, one end of the plate 210 near the cover 230 is provided with a glue overflow groove 202 communicated with the accommodating groove 201, the inner diameter of the glue overflow groove 202 is larger than that of the accommodating groove 201, the glue overflow groove 202 is annular, and the glue overflow groove 202 is arranged on the end surface of the plate 210 near the cover 230 along the thickness direction of the plate 210. Alternatively, the cover 230 and the adaptor 220 are integrally formed, the pressing member 240 is at least partially pressed on the cover 230 and connected to the plate 210, a groove 231 is disposed on a side of the cover 230 facing the plate 210, and the first sealing member 250 is accommodated in the groove 231.

According to some embodiments of the present application, referring to fig. 2, the battery 20 in one embodiment includes the cooling plate 200 described above.

According to some embodiments of the present application, referring to fig. 1, a powered device in one embodiment includes a battery 20 as described above.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the embodiments, and are intended to be included within the scope of the claims and description. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present application is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.

Claims (15)

1. A cooling plate (200), characterized by comprising:

a plate body (210) having a cooling channel and a receiving groove (201) communicating with the cooling channel;

the adapter (220) is inserted into the accommodating groove (201), and sealant is filled between the outer wall of the adapter (220) and the inner wall of the accommodating groove (201);

and the cover body (230) is detachably arranged on the plate body (210) so as to seal the accommodating groove (201).

2. The cooling plate (200) according to claim 1, wherein an end of the plate body (210) close to the cover body (230) is provided with a glue overflow groove (202) communicated with the accommodating groove (201), and an inner diameter of the glue overflow groove (202) is larger than an inner diameter of the accommodating groove (201).

3. The cooling plate (200) according to claim 2, wherein the glue overflow groove (202) is annular and is formed through the end face of the plate body (210) close to the cover body (230) in the thickness direction of the plate body (210).

4. A cooling plate (200) according to any one of claims 1 to 3, wherein the cover (230) and the adapter (220) are in a split structure, and the cover (230) and the plate (210) are locked by a locking member.

5. A cooling plate (200) according to any one of claims 1-3, wherein the cover (230) is of unitary construction with the adapter (220), the cooling plate (200) further comprising a crimp (240), the crimp (240) being at least partially crimped onto the cover (230) and connected to the plate (210).

6. The cooling plate (200) of claim 5, wherein the cover (230) is disposed around the periphery of the adapter (220), and a first seal (250) is disposed between the cover (230) and the plate (210).

7. The cooling plate (200) according to claim 6, wherein a groove (231) is provided in a side of the cover body (230) facing the plate body (210), and the first sealing member (250) is accommodated in the groove (231).

8. The cooling plate (200) of claim 5, wherein the crimp member (240) defines a relief groove (241) and forms a stepped surface (242), the adapter (220) is disposed through the relief groove (241), and the stepped surface (242) is pressed against the adapter (220).

9. The cooling plate (200) according to claim 8, wherein the pressure welding member (240) is further provided with first fixing holes (243) which are staggered with the avoiding grooves (241), the plate body (210) is provided with second fixing holes, and the second fixing holes and the first fixing holes (243) are locked by locking members.

10. The cooling plate (200) of claim 1, wherein the cooling plate (200) further comprises a flange connection (260) for connection with a cooling duct, the flange connection (260) being of unitary construction with the adapter (220).

11. The cooling plate (200) according to claim 1, wherein the cooling plate (200) further comprises a flange connection (260) for connection with a cooling pipe, the flange connection (260) being in a plug-in fit with the adapter (220).

12. The cooling plate (200) according to claim 1, wherein a second seal (270) is sandwiched between an outer wall of the adapter (220) and an inner wall of the receiving groove (201).

13. A battery (20) comprising a cooling plate (200) according to any one of claims 1-12.

14. The battery (20) of claim 13, wherein the battery (20) further comprises:

a case (21);

a battery unit (22) accommodated in the case (21);

and the support piece (300), the cooling plate (200) is arranged on the outer side of the box body (21), and the support piece (300) is arranged between the cooling plate (200) and the box body (21).

15. A powered device, characterized by comprising a battery (20) according to any of claims 13-14.