CN220416544U - Water-cooling connecting assembly, battery and electric equipment - Google Patents

Abstract

The embodiment of the application provides a water-cooling connecting assembly, a battery and electric equipment, wherein the water-cooling connecting assembly comprises a first water-cooling connector and a second water-cooling connector, and the first water-cooling connector comprises a first connector body and a first interlocking part; the second water-cooled joint comprises a second joint body and a second interlocking part; wherein the first and second interlocking portions are configured to communicate with each other to form an interlocking loop when the first and second connector bodies are plugged into place. The water-cooling connecting assembly has an electronic interlocking function, can replace manual detection to determine whether the water-cooling connecting assembly is assembled in place, and improves detection precision and detection efficiency.

Description

Water-cooling connecting assembly, battery and electric equipment

Technical Field

The application relates to the technical field of batteries, in particular to a water-cooling connecting assembly, a battery and electric equipment.

Background

Along with the development of new energy technology, the application of the battery is more and more extensive, the battery has higher energy density, higher reliability, long cycle life and environmental protection to the social environment, and has been widely applied to the aspects of passenger cars, commercial cars, electric bicycles, heavy trucks, energy storage facilities, power stations, engineering manufacture, intelligent appliances and the like, and simultaneously the technical development and research of communication terminals, medical appliances, energy development and the like are promoted.

The cooling pipelines of the cooling system of the battery are connected through a water-cooling connecting structure, so that the cooling pipelines are communicated, and for convenience, the water-cooling connecting structure of an inserting structure is generally used. In the related art, whether the male connector and the female connector are spliced in place or not is judged inaccurately and has low efficiency.

Disclosure of Invention

The embodiment of the application provides a water-cooling coupling assembling, battery and consumer, can effectively promote detection precision and detection efficiency whether the assembly of water-cooling coupling assembling is in place.

In a first aspect, embodiments of the present application provide a water-cooled connection assembly, the water-cooled connection assembly including a first water-cooled joint and a second water-cooled joint, the first water-cooled joint including a first joint body and a first interlocking portion; the second water-cooled joint comprises a second joint body and a second interlocking part; wherein the first and second interlocking portions are configured to be in communication with each other to form an interlocking loop when the first and second connector bodies are plugged into place.

In the technical scheme, the water-cooling connecting assembly comprises a first water-cooling joint and a second water-cooling joint, the first water-cooling joint comprises a first joint body and a first interlocking part, the second water-cooling joint comprises a second joint body and a second interlocking part, the first interlocking part and the second interlocking part are conducted to form an interlocking loop when the first joint body and the second joint body are inserted in place, the water-cooling connecting assembly has an electronic interlocking function through the first interlocking part and the second interlocking part, whether the water-cooling connecting assembly is assembled in place or not can be detected manually, and detection precision and detection efficiency are improved.

In some implementations, the first interlock includes a first interlock terminal and a second interlock terminal, the second interlock includes a conductive member configured to contact the first interlock terminal and the second interlock terminal when the first connector body and the second connector body are inserted into place.

According to the technical scheme, the first interlocking part comprises the first interlocking terminal and the second interlocking terminal, the second interlocking part comprises the conductive piece, and the conductive piece is in contact with the first interlocking terminal and the second interlocking terminal so that the first interlocking terminal and the second interlocking terminal are conducted to form an interlocking loop, and the structure is simple and beneficial to reducing operation difficulty.

In some implementations, the conductive member includes a first pin configured to contact the first interlock terminal when the first connector body and the second connector body are plugged in place, a second pin configured to contact the second interlock terminal when the first connector body and the second connector body are plugged in place, and a connection segment connecting the first pin and the second pin.

In the above technical scheme, the conductive member comprises a first contact pin and a second contact pin, the first contact pin facilitates the contact or disconnection of the conductive member with the first interlocking terminal, and the second contact pin facilitates the contact or disconnection of the conductive member with the second interlocking terminal.

In some implementations, the first interlock further includes a first base formed with a first receptacle into which the first pin is inserted and a second receptacle into which the second pin is inserted; the first interlocking terminal comprises at least one first conductive ring, the first conductive ring is arranged in the first jack, and the first conductive ring is used for sleeving the first contact pin; the second interlocking terminal comprises at least one second conductive ring, the second conductive ring is arranged in the second jack, and the second conductive ring is used for sleeving the second contact pin.

Among the above-mentioned technical scheme, first interlocking portion includes first base, first base forms first jack and second jack, first conducting ring sets up in first jack, the second conducting ring sets up in the second jack, first conducting ring cup joints with first contact pin, contact mode is simple, first conducting ring can increase in the area of contact of first contact pin, improve contact stability, second conducting ring cup joints with the second contact pin, contact mode is simple, the second conducting ring can increase in the area of contact of second contact pin, improve contact stability.

In some implementations, the first conductive ring is provided in a plurality, the plurality of first conductive rings being arranged at intervals along the axial direction of the first insertion hole, the first interlock terminal further including a first wire connecting the plurality of first conductive rings; and/or, the second conductive rings are arranged in a plurality, the second conductive rings are arranged at intervals along the axial direction of the second jack, and the second interlocking terminal further comprises a second wire which connects the second conductive rings.

In the above technical solution, in this embodiment, the first conductive ring is provided with a plurality of conductive rings and/or the second conductive ring is provided with a plurality of conductive rings, so that the first interlocking portion and the second interlocking portion are stably conducted to form an interlocking loop, and the occurrence of the situation that the first interlocking portion and the second interlocking portion cannot be conducted to form an interlocking loop under the condition that the first connector body and the second connector body are inserted in place due to the socket failure of the first conductive ring and the first contact pin and/or the socket failure of the second conductive ring and the second contact pin is reduced, thereby causing detection errors.

In some implementations, the second interlocking portion further includes an insulating member, the insulating member is sleeved on the conductive member, and the first pin is exposed to the insulating member at a position corresponding to the first conductive ring; and/or the second contact pin is exposed to the insulating piece at a position corresponding to the second conductive ring.

In the technical scheme, the insulating piece is arranged to reduce the exposed area of the conductive piece, reduce the leakage risk of the first conductive piece and improve the reliability of the water-cooling connecting assembly.

In some implementations, the first base has a first protrusion and a second protrusion, the first receptacle is formed in the first protrusion, the second receptacle is formed in the second protrusion, the second interlocking portion further includes a second base having a first recess into which the first protrusion is inserted and a second recess into which the second protrusion is inserted, the first pin is received in the first recess, and the second pin is received in the second recess.

Among the above-mentioned technical scheme, first base includes first convex part and second convex part, and first jack sets up in first convex part, and the second jack sets up in the second convex part, and the second base is including supplying first convex part male first concave part and supplying first convex part male second concave part, so arranges, can improve the connection stability of first interlocking portion and second interlocking portion, and connected mode is simple, reduces the contact degree of difficulty of first contact pin and first conducting ring and the contact degree of difficulty of second contact pin and second conducting ring.

In some implementations, the first conductive ring is a non-closed ring structure, the first interlocking portion further includes a first elastic member, and the first conductive ring is connected with the first base through the first elastic member; and/or the second conductive ring is of a non-closed annular structure, the second interlocking part further comprises a second elastic piece, and the second conductive ring is connected with the second base through the second elastic piece.

In the technical scheme, the first conducting ring is connected with the first base through the first elastic piece and/or the second conducting ring is connected with the second base through the second elastic piece, so that the arrangement is convenient for the first contact pin to be inserted into the first conducting ring and keep the first conducting ring in stable contact with the first contact pin, and/or the arrangement is convenient for the second contact pin to be inserted into the second conducting ring and keep the second conducting ring in stable contact with the second contact pin.

In some implementations, the first conductive ring includes a first half ring and a second half ring, the first half ring and the second half ring enclose a gap into which the first pin is inserted, the first elastic member is provided with two, the first half ring and the first base are connected by one of the first elastic members, and the second half ring and the first base are connected by one of the first elastic members; and/or, the second conducting ring comprises a third semi-ring and a fourth semi-ring, the third semi-ring and the fourth semi-ring are enclosed to form a gap for the second contact pin to insert, two second elastic pieces are arranged, the third semi-ring is connected with the second base through one second elastic piece, and the fourth semi-ring is connected with the second base through one second elastic piece.

In the above technical solution, in this embodiment, the first conductive ring is connected with the first base through the first elastic element and/or the second conductive ring is connected with the second base through the second elastic element, so that the arrangement can facilitate the insertion of the first pin into the first conductive ring and keep the first conductive ring in stable contact with the first pin, and/or can facilitate the insertion of the second pin into the second conductive ring and keep the second conductive ring in stable contact with the second pin.

In a second aspect, embodiments of the present application provide a battery comprising any of the embodiments of the first aspect providing a water cooled connection assembly.

In some embodiments, the battery further comprises a battery cell, a battery management system, and a water cooled component, the battery management system being electrically connected to the first interlock; the water cooling part is used for adjusting the temperature of the battery monomer, and the water cooling connecting component is connected with the water cooling part.

In a third aspect, an embodiment of the present application provides an electric device, where the electric device includes a battery provided by the embodiment of the second aspect, and the battery is used to supply power to the electric device.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic illustration of a vehicle according to some embodiments of the present application;

FIG. 2 is an exploded schematic view of a battery according to some embodiments of the present application;

FIG. 3 is a schematic view of a water-cooled connection assembly according to some embodiments of the present application;

FIG. 4 is an exploded view of a water cooled connection assembly according to some embodiments of the present application;

FIG. 5 is a schematic structural view of a first interlock portion according to some embodiments of the present application;

FIG. 6 is a partial cross-sectional view of a first interlock portion of some embodiments of the present application;

FIG. 7 is a schematic structural view of a second interlock portion according to some embodiments of the present application;

FIG. 8 is a schematic structural view of a conductive member according to some embodiments of the present application;

FIG. 9 is an enlarged view at B in FIG. 6;

FIG. 10 is an enlarged view at C in FIG. 6;

FIG. 11 is a schematic diagram of an insulating member and a conductive member according to some embodiments of the present disclosure;

FIG. 12 is a partial cross-sectional view of a second interlock portion of some embodiments of the present application;

FIG. 13 is a schematic view of a first conductive ring according to some embodiments of the present application;

FIG. 14 is a schematic view of a first conductive ring according to other embodiments of the present application;

FIG. 15 is a partial cross-sectional view of a first interlock portion of other embodiments of the present application;

FIG. 16 is a partial cross-sectional view of a first interlock portion of still further embodiments of the present application;

Fig. is an assembly schematic diagram of a water-cooled component and a water-cooled connection assembly according to other embodiments of the present application.

Icon: 1000-vehicle; 100-cell; 10-battery cell; 200-motor; 20-a box body; 21-a first part; 22-a second part; 23-accommodation space; 300-a controller; 30-a water-cooled connection assembly; 310 a-a first connector body; 310-a first interlock; 31111-a first receptacle; 31112-a first mounting slot; 3111-first protrusions; 31121-a second receptacle; 31122-second mounting groove; 3112-second protrusions; 311-a first base; 3121 a-a first half-ring; 3121 b-a second half-ring; 3121-a first conductive ring; 3122—a first wire; 312-first interlock terminals; 3131 a-a third half ring; 3131 b-fourth half ring; 3131-a second conductive ring; 3132—a second wire; 313-second interlock terminals; 314-a first elastic member; 315-a second elastic member; 31-a first water-cooled joint; 320 a-a second connector body; 320-a second interlock; 3211-a first recess; 3212-a second recess; 321-a second base; 3221-a first pin; 3222-a second pin; 3223-a connecting segment; 322-conductive member; 323-an insulator; 32-a second water-cooled joint; 33-a first water cooling flow passage; 34-a second water cooling flow passage.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope 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 in the description of the application 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. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a particular sequential or chronological order.

Reference in the specification 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 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.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "attached" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In the description of the present application, it is to be noted that, unless otherwise indicated, the meaning of "plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," and the like indicate an orientation or positional relationship merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The "vertical" is not strictly vertical but is within the allowable error range. "parallel" is not strictly parallel but is within the tolerance of the error

The term "and/or" in this application is merely an association relation describing an associated object, and indicates that three relations may exist, for example, a and/or B may indicate: a exists alone, A and B exist together, and B exists alone. In this application, the character "/" generally indicates that the associated object is an or relationship.

In the embodiments of the present application, the same reference numerals denote the same components, and in the interest of brevity, detailed descriptions of the same components are omitted in different embodiments. It should be understood that the thickness, length, width, etc. dimensions of the various components in the embodiments of the present application, as well as the overall thickness, length, width, etc. dimensions of the integrated device, are illustrative only and should not be construed as limiting the present application in any way.

The term "plurality" as used herein refers to more than two (including two).

In the present application, the battery cell may include, but is not limited to, 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. The battery cells include, but are not limited to, cylinders, flat bodies, rectangular solids, or other shapes, etc. The battery cells generally comprise cylindrical battery cells, square battery cells, soft package battery cells and the like in a packaging mode.

Reference to a battery in embodiments of the present application refers to a single physical module that includes one or more battery cells to provide higher voltage and capacity. For example, the battery referred to in the present application may include a battery module or a battery pack, or the like. The battery generally includes a case for enclosing one or more battery cells. The case body can reduce the influence of liquid or other foreign matters on the charge or discharge of the battery cells.

The battery cell comprises an electrode assembly and electrolyte, wherein the electrode assembly consists of a positive plate, a negative plate and a separation membrane. The battery cell mainly relies on metal ions to move between the positive and negative electrode plates to operate. The positive plate comprises a positive electrode current collector and a positive electrode active material layer, wherein the positive electrode active material layer is coated on the surface of the positive electrode current collector, the positive electrode current collector without the positive electrode active material layer protrudes out of the positive electrode current collector coated with the positive electrode active material layer, and the positive electrode current collector without the positive electrode active material layer is used as a positive electrode lug. Taking a lithium ion battery as an example, the material of the positive electrode current collector may be aluminum, and the positive electrode active material may be lithium cobaltate, lithium iron phosphate, ternary lithium, lithium manganate or the like. The negative electrode sheet comprises a negative electrode current collector and a negative electrode active material layer, wherein the negative electrode active material layer is coated on the surface of the negative electrode current collector, the negative electrode current collector without the negative electrode active material layer protrudes out of the negative electrode current collector coated with the negative electrode active material layer, and the negative electrode current collector without the negative electrode active material layer is used as a negative electrode tab. The material of the negative electrode current collector may be copper, and the negative electrode active material may be carbon, silicon, or the like. In order to ensure that the high current is passed without fusing, the number of positive electrode lugs is multiple and stacked together, and the number of negative electrode lugs is multiple and stacked together. The material of the separator may be PP (polypropylene) or PE (polyethylene). In addition, the electrode assembly may be a roll-to-roll structure or a laminate structure.

The cooling pipelines of the cooling system of the battery are connected through a connecting structure, so that the cooling pipeline system is communicated, and for convenience, a water-cooling connecting structure of an inserting structure is generally used. In the related art, the assembly of the male and female heads is observed by naked eyes, the observed connection structures are marked one by one, and the judgment of whether the male and female heads are spliced in place or not is inaccurate and has low efficiency by manual operation

In view of this, in order to solve the problem that whether the structure assembly in the connection structure is in place is inaccurate and has low efficiency, the embodiment of the application provides a technical scheme, in which an interlocking part is arranged on a male head, an interlocking part is arranged on a female head, and two interlocking parts are configured to be mutually conducted to form an interlocking loop when the male head and the female head are plugged in place. The water-cooling connecting assembly of the structure has an electronic interlocking function, an interlocking loop is formed by conducting the first interlocking part and the second interlocking part, so that whether the male head and the female head are spliced in place or not is detected, whether the water-cooling connecting structure is assembled in place or not is detected, the detection precision can be improved, and the detection efficiency is improved by detecting the water-cooling connecting structure through the electronic interlocking function.

The technical scheme described in the embodiment of the application is applicable to batteries and electric equipment using the batteries, and can also be applicable to water cooling systems.

The electric equipment can be vehicles, mobile phones, portable equipment, notebook computers, ships, spacecrafts, electric toys, electric tools and the like. The vehicle can be a fuel oil vehicle, a fuel gas vehicle or a new energy vehicle, and the new energy vehicle can be a pure electric vehicle, a hybrid electric vehicle or a range-extended vehicle; spacecraft including airplanes, rockets, space planes, spacecraft, and the like; the electric toy includes fixed or mobile electric toys, such as a game machine, an electric car toy, an electric ship toy, and an electric airplane toy; power tools include metal cutting power tools, grinding power tools, assembly power tools, and railroad power tools, such as electric drills, electric grinders, electric wrenches, electric screwdrivers, electric hammers, impact drills, concrete shakers, and electric planers, among others.

For convenience of explanation, the following embodiments take electric equipment as an example of a vehicle.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a vehicle 1000 according to some embodiments of the present application, a battery 100 is disposed in the vehicle 1000, and the battery 100 may be disposed at the bottom or the head or the tail of the vehicle 1000. The battery 100 may be used for power supply of the vehicle 1000, for example, the battery 100 may be used as an operating power source of the vehicle 1000.

The vehicle 1000 may also include a controller 300 and a motor 200, the controller 300 being configured to control the battery 100 to power the motor 200, for example, for operating power requirements during start-up, navigation, and travel of the vehicle 1000.

In some embodiments of the present application, battery 100 may not only serve as an operating power source for vehicle 1000, but may also serve as a driving power source for vehicle 1000, instead of or in part instead of fuel oil or natural gas, to provide driving power for vehicle 1000.

In some embodiments, referring to fig. 2, fig. 2 is a schematic structural diagram of a battery 100 according to some embodiments of the present application, and the battery 100 includes a plurality of battery cells 10. The plurality of battery cells 10 may be connected in series or in parallel or in series-parallel. The series-parallel connection refers to that the plurality of battery cells 10 are connected in series or in parallel.

In some embodiments, the battery 100 may further include a bus bar (not shown), through which the plurality of battery cells 10 may be electrically connected to each other, so as to realize serial connection, parallel connection, or a series-parallel connection of the plurality of battery cells 10.

The bus member may be a metal conductor such as copper, iron, aluminum, steel, aluminum alloy, or the like.

In some embodiments, the battery 100 may further include a case 20, the case 20 for accommodating the battery cell 10. The case 20 may include a first portion 21 and a second portion 22, and the first portion 21 and the second portion 22 are overlapped with each other to define an accommodating space 23 for accommodating the battery cell 10. Of course, the connection between the first portion 21 and the second portion 22 may be sealed by a sealing element (not shown), which may be a sealing ring, a sealant, or the like.

The first portion 21 and the second portion 22 may have various shapes, such as a rectangular parallelepiped, a cylinder, and the like. The first portion 21 may be a hollow structure with one side opened, and the second portion 22 may be a hollow structure with one side opened, and the open side of the second portion 22 is closed to the open side of the first portion 21, so that the case 20 having the accommodating space 23 is formed. Of course, the first portion 21 may be a hollow structure with one side open, the second portion 22 may be a plate-like structure, and the second portion 22 may be covered on the open side of the first portion 21 to form the case 20 having the accommodation space 23.

In some embodiments, the tank 20 may be part of the chassis structure of the vehicle 1000. For example, a portion of the tank 20 may become at least a portion of the floor of the vehicle 1000, or a portion of the tank 20 may become at least a portion of the cross and side members of the vehicle 1000. In other embodiments, battery 100 may be an energy storage device. The energy storage device comprises an energy storage container, an energy storage electric cabinet and the like.

The embodiment of the application provides a water-cooling connecting assembly 30, which can improve the detection precision of whether the assembly of the water-cooling connecting assembly 30 is in place or not, and improve the detection efficiency, and the specific structure of the water-cooling connecting assembly 30 is explained in detail below with reference to the accompanying drawings.

Referring to fig. 3 and 4, fig. 3 is a schematic structural view of a water-cooled connection assembly 30 according to some embodiments of the present application; FIG. 4 is an exploded view of a water cooled connection assembly 30 according to some embodiments of the present application.

Referring to fig. 3 and 4, the embodiment of the present application provides a water-cooled connecting assembly 30, wherein the water-cooled connecting assembly 30 includes a first water-cooled joint 31 and a second water-cooled joint 32, and the first water-cooled joint 31 includes a first joint body 310a and a first interlocking part 310; the second water-cooled joint 32 includes a second joint body 320a and a second interlock 320; wherein the first interlocking portion 310 and the second interlocking portion 320 are configured to be mutually conducted to form an interlocking loop when the first connector body 310a and the second connector body 320a are inserted into place.

The first water-cooled joint 31 may be configured as a male joint, and the second water-cooled joint 32 as a female joint, respectively; the first water-cooled joint 31 is also configured as a female joint, and the second water-cooled joint 32 is correspondingly configured as a male joint. The embodiment of the present application will be described taking the first water-cooled joint 31 as a male joint and the second water-cooled structure as a female joint as an example.

It should be understood that the first connector body 310a is the basis for the installation of the first interlocking portion 310 and the flow of the water-cooling medium, and the second connector body 320a is the basis for the installation of the second interlocking portion 320 and the flow of the water-cooling medium. Through the water-cooling connection structure, all parts of the water-cooling system can be communicated, so that a water-cooling medium flows.

As shown in fig. 4, the first interlocking part 310 is disposed outside the first joint body 310a, and the second interlocking part 320 is disposed outside the second joint body 320 a. The first water cooling flow channel 33 is formed in the first connector body 310a, the second water cooling flow channel 34 is formed in the second connector body 320a, the first water cooling flow channel 33 is communicated with the second water cooling flow channel 34 to supply water cooling medium, when the first connector body 310a and the second connector body 320a are not inserted in place, the water cooling medium can leak from a gap between the first connector body 310a and the second connector body 320a, and the water cooling medium leakage is dangerous, for example, in the battery 100, the battery 100 can be short-circuited. Therefore, in use, the first water-cooled joint 31 and the second water-cooled joint 32 need to be plugged in place.

The first connector body 310a and the second connector body 320a being inserted into place means that the water cooling medium does not leak between the first connector body 310a and the second connector body 320a after the first connector body 310a and the second connector body 320a are assembled.

The first interlocking part 310 and the second interlocking part 320 are electrically connected to each other to form an interlocking circuit, that is, the first interlocking part 310 is a component capable of achieving electrical connection, and the second interlocking part 320 is a component capable of achieving electrical connection, and the first interlocking part 310 and the second interlocking part 320 are electrically connected to form a complete electrical circuit. The electric circuit is a path through which current flows back to the power supply after passing through the first and second interlocking parts 310 and 320, and may be a power supply built in the first interlocking part 310, a power supply built in the second interlocking part 320, or a connection (BMS, battery Management System) of at least one of the first and second interlocking parts 310 and 320 to the battery 100 management system.

The current of the interlock loop may be detected by the current detector to determine whether the water-cooled connection assembly 30 is assembled in place, specifically, detecting the current indicates that the water-cooled connection assembly 30 is assembled in place, and not detecting the current indicates that the water-cooled connection assembly 30 is not assembled in place, at which time the plugging positions of the first connector body 310a and the second connector body 320a need to be adjusted until the current of the interlock loop can be detected.

The indicator lights may also be connected in series in the interlock loop to determine whether the water-cooled connecting assembly 30 is assembled in place, specifically, the indication light indicates that the water-cooled connecting assembly 30 is assembled in place, the indication light does not indicate that the water-cooled connecting assembly 30 is not assembled in place, and at this time, the plugging positions of the first connector body 310a and the second connector body 320a need to be adjusted until the indication light is on.

Of course, it is also possible that one of the first interlocking part 310 and the second interlocking part 320 is connected with the battery 100 management system, when the first connector body 310a and the second connector body 320a are inserted, the first interlocking part 310 and the second interlocking part 320 are mutually conducted to form an interlocking loop, and the battery 100 management system gives feedback information according to the signal of the interlocking loop to prompt whether the first connector body 310a and the second connector body 320a are inserted in place.

The first interlocking part 310 is an interlocking member the first interlocking part 310 and the first joint body 310a may be connected by welding, bonding, screwing, or the like. The second interlocking part 320 and the second joint body 320a may be connected by welding, bonding, screwing, or the like.

In this embodiment, the water-cooled connecting assembly 30 includes the first water-cooled joint 31 and the second water-cooled joint 32, the first water-cooled joint 31 includes the first joint body 310a and the first interlocking portion 310, the second water-cooled joint 32 includes the second joint body 320a and the second interlocking portion 320, the first interlocking portion 310 and the second interlocking portion 320 are conducted to form an interlocking loop when the first joint body 310a and the second joint body 320a are plugged in place, and the water-cooled connecting assembly 30 has an electronic interlocking function through the first interlocking portion 310 and the second interlocking portion 320, so that whether the water-cooled connecting assembly 30 is assembled in place or not can be detected instead of manual work, and detection accuracy and detection efficiency are improved.

Referring to fig. 5, 6 and 7, fig. 5 is a schematic structural view of a first interlocking part 310 according to some embodiments of the present application; FIG. 6 is a partial cross-sectional view of a first interlock portion 310 according to some embodiments of the present application; fig. 7 is a schematic structural view of a second interlocking portion 320 according to some embodiments of the present application.

Referring to fig. 5, 6 and 7, in some embodiments, the first interlock portion 310 includes a first interlock terminal 312 and a second interlock terminal 313 (e.g., fig. 6), and the second interlock portion 320 includes a conductive member 322 (e.g., fig. 7), the conductive member 322 being configured to contact the first interlock terminal 312 and the second interlock terminal 313 when the first connector body 310a and the second connector body 320a are inserted into place.

Understandably, the first interlock terminal 312 and the second interlock terminal 313 are conductors. The first and second interlock terminals 312 and 313 can allow current to pass therethrough, and the materials of the first and second interlock terminals 312 and 313 include, but are not limited to, copper, aluminum, silver, gold, copper alloys, aluminum alloys, other metals or alloys capable of conducting electricity, and the like.

The conductive member 322 is configured to contact the first interlock terminal 312 and the second interlock terminal 313 when the first and second connector bodies 310a and 320a are inserted in place, meaning that the conductive member 322 contacts both the first and second interlock terminals 312 and 313 when the first and second connector bodies 310a and 320a are inserted in place, so that the interlock loop is conductive.

The conductive member 322 is a conductor, and the material of the conductive member 322 includes, but is not limited to, copper, aluminum, silver, gold, copper alloy, aluminum alloy, other metals or alloys capable of conducting electricity, and the like.

Specifically, the first interlock terminal 312 is in contact with the conductive member 322 such that the first interlock terminal 312 is in conduction with the conductive member 322, current can be conducted between the first interlock terminal 312 and the conductive member 322, and the second interlock terminal 313 is in contact with the conductive member 322 such that the first interlock terminal 312 is in conduction with the conductive member 322, current can be conducted between the first interlock terminal 312 and the conductive member 322. The conductive member 322 is in contact with the first interlock terminal 312 and the second interlock terminal 313, and the first interlock terminal 312 and the second interlock terminal 313 are conducted through the conductive member 322, allowing current to reach the first interlock terminal 312 from the first interlock terminal 312 through the conductive member 322, or allowing current to reach the first interlock terminal 312 from the second interlock terminal 313 through the conductive member 322.

In this embodiment, the first interlocking portion 310 includes the first interlocking terminal 312 and the second interlocking terminal 313, the second interlocking portion 320 includes the conductive member 322, and the conductive member 322 contacts the first interlocking terminal 312 and the second interlocking terminal 313 to make the first interlocking terminal 312 and the second interlocking terminal 313 conduct to form an interlocking loop, which has a simple structure and is beneficial to reducing the operation difficulty.

Referring to fig. 8, fig. 8 is a schematic structural view of a conductive member 322 according to some embodiments of the present application.

Referring to fig. 8, in some embodiments, the conductive member 322 includes a first pin 3221, a second pin 3222, and a connection segment 3223, the connection segment 3223 connecting the first pin 3221 and the second pin 3222, the first pin 3221 configured to contact the first interlock terminal 312 when the first joint body 310a is plugged into place with the second joint body 320a, and the second pin 3222 configured to contact the second interlock terminal 313 when the first joint body 310a is plugged into place with the second joint body 320 a.

Illustratively, the first contact 3221, the second contact 3222, and the connection segment 3223 are connected to form a U-shape, which is compact.

In this embodiment, the conductive member 322 includes a first pin 3221 and a second pin 3222, the first pin 3221 facilitates contact or disconnection of the conductive member 322 from the first interlock terminal 312, and the second pin 3222 facilitates contact or disconnection of the conductive member 322 from the second interlock terminal 313.

Referring first to fig. 5 and 6, and again to fig. 9 and 10, fig. 9 is an enlarged view at B in fig. 6; fig. 10 is an enlarged view at C in fig. 6. The first interlocking part 310 further includes a first base 311, and the first base 311 is formed with a first insertion hole 31111 into which the first pin 3221 is inserted and a second insertion hole 31121 into which the second pin 3222 is inserted (see fig. 9 and 10).

The first interlock terminal 312 includes at least one first conductive ring 3121, where the first conductive ring 3121 is disposed in the first jack 31111, and the first conductive ring 3121 is configured to be sleeved with the first pin 3221;

and/or, the second interlocking terminal 313 includes at least one second conductive ring 3131, the second conductive ring 3131 is disposed in the second receptacle 31121, and the second conductive ring 3131 is configured to be sleeved with the second contact pin 3222.

The first base 311 is connected with the first joint body 310a, and the first base 311 is a mounting base of the first interlock terminal 312 and the second interlock terminal 313. The first base 311 may be configured as a cuboid, flattened body, or other shaped, illustratively, in fig. 5, the first base 311 is a cuboid. The first base 311 is made of an insulating material to insulate between the first interlock terminal 312 and the second interlock terminal 313 so as not to short-circuit the first interlock terminal 312 and the second interlock terminal 313 without the conductive member 322. The first base 311 is made of an insulating material, and also insulates between the first interlock portion 310 and the first joint body 310 a.

The first insertion hole 31111 is a hole formed at the first base 311 for allowing the insertion of the first pin 3221, and the second insertion hole 31121 is a hole formed at the first base 311 for allowing the insertion of the second pin 3222.

The first conductive ring 3121 and the second conductive ring 3131 are both annular structures, and the first conductive ring 3121 and the second conductive ring 3131 may be configured as closed rings or as non-closed rings. The first conductive ring 3121 may be provided in one or more, and the second conductive ring 3131 may be provided in one or more, which means two or more.

The first conductive ring 3121 is configured to be sleeved with the first pin 3221, which means that when the first pin 3221 is inserted into the first jack 31111, the first conductive ring 3121 is sleeved on the outer periphery of the first pin 3221, and the first conductive ring 3121 is in contact with the first pin 3221 in a sleeved manner, so as to enable the first interlock terminal 312 to be electrically connected with the first pin 3221.

The second conductive ring 3131 is used to be in a sleeve with the second pin 3222, that is, when the second pin 3222 is inserted into the second insertion hole 31121, the second conductive ring 3131 is sleeved on the outer periphery of the second pin 3222, and the second conductive ring 3131 is in contact with the second pin 3222 in a sleeved manner, so as to enable the second interlock terminal 313 to be conducted with the second pin 3222.

In this embodiment, the first interlocking portion 310 includes a first base 311, the first base 311 forms a first jack 31111 and a second jack 31121, the first conductive ring 3121 is disposed in the first jack 31111, the second conductive ring 3131 is disposed in the second jack 31121, the first conductive ring 3121 is sleeved with the first contact pin 3221, the contact manner is simple, the contact area of the first conductive ring 3121 can be increased to improve the contact stability, the contact manner is simple, the contact area of the second conductive ring 3131 can be increased to the contact area of the second contact pin 3222, and the contact stability is improved.

Referring first to fig. 6, and then to fig. 9 and 10. In some embodiments, the first conductive ring 3121 is provided in plurality, the plurality of first conductive rings 3121 are spaced apart along the axial direction of the first receptacle 31111, the first interlock terminal 312 further includes a first wire 3122, the first wire 3122 connecting the plurality of first conductive rings 3121; and/or, the second conductive ring 3131 is provided in plurality, the plurality of second conductive rings 3131 are arranged at intervals along the axial direction of the second insertion hole 31121, and the second interlock terminal 313 further includes a second wire 3132, the second wire 3132 connecting the plurality of second conductive rings 3131.

The number of the first conductive rings 3121 may be plural, the number of the second conductive rings 3131 may be plural, and the number of the first conductive rings 3121 and the number of the second conductive rings 3131 may be plural. Illustratively, in fig. 6, the first conductive ring 3121 and the second conductive ring 3131 are each provided with three.

The first and second wires 3122 and 3132 are conductors capable of allowing current to pass therethrough. The first conductive wire 3122 connects the plurality of first conductive rings 3121, meaning that the first conductive wire 3122 is in contact with each first conductive ring 3121 such that the first interlock terminal 312 has a plurality of socket positions with the first pins 3221 corresponding to the number of first conductive rings 3121, and the first conductive wire 3122 may be conducted through each first conductive ring 3121 with the first pins 3221. Specifically, first pins 3221 are inserted into first receptacles 31111, first conductive rings 3121 are sleeved on first pins 3221, and if each first conductive ring 3121 is effectively sleeved on first pin 3221, current may flow from first conductor 3122 through each first conductive ring 3121 to first pin 3221, or current may flow from first pin 3221 through each first conductive ring 3121 to first conductor 3122. If one of the first conductive rings 3121 is in socket connection with the first pin 3221, the current may still pass through the other first conductive ring 3121, so that the first interlocking portion 310 and the second interlocking portion 320 can still be conducted to form an interlocking loop.

The second conductive wires 3132 connect the plurality of second conductive rings 3131, meaning that the second conductive wires 3132 are in contact with each second conductive ring 3131, so that the second interlock terminal 313 has a plurality of socket positions with the second pins 3222, the socket positions corresponding to the number of the second conductive rings 3131, and the second conductive wires 3132 may be conducted with the second pins 3222 through each second conductive ring 3131. Specifically, the second pins 3222 are inserted into the second insertion holes 31121, the second conductive rings 3131 are sleeved on the second pins 3222, and if each second conductive ring 3131 is sleeved on the second pin 3222, current may flow from the first conductive wire 3122 to the first pin 3221 through each first conductive ring 3121, or current may flow from the first pin 3221 to the first conductive wire 3122 through each first conductive ring 3121. If one of the second conductive rings 3131 is in socket connection with the second pin 3222, the current can still pass through the other second conductive rings 3131, so that the first interlocking portion 310 and the second interlocking portion 320 can still be conducted to form an interlocking loop.

In this embodiment, the first conductive ring 3121 is provided with a plurality and/or the second conductive ring 3131 is provided with a plurality, so that the first interlocking portion 310 and the second interlocking portion 320 are stably conducted to form an interlocking loop, and the situations that the first interlocking portion 310 and the second interlocking portion 320 cannot be conducted to form an interlocking loop under the condition that the first joint body 310a and the second joint body 320a are inserted in place due to the socket failure of the first conductive ring 3121 and the first pin 3221 and/or the socket failure of the second conductive ring 3131 and the second pin 3222 are reduced, thereby causing detection errors occur.

Referring to fig. 11, fig. 11 is a schematic structural diagram of an insulating member 323 and a conductive member 322 according to some embodiments of the present application. The connection section 3223 is covered with an insulating element 323, the connection section 3223 not being visible in fig. 11.

Referring to fig. 11, in some embodiments, the second interlocking portion 320 further includes an insulating member 323, where the insulating member 323 is sleeved on the conductive member 322, and the first contact pin 3221 is exposed to the insulating member 323 at a position corresponding to the first conductive ring 3121; and/or, the second pins 3222 are exposed to the insulator 323 at positions corresponding to the second conductive ring 3131.

The insulating member 323 can be made of rubber or silica gel, and the insulating member 323 is sleeved on the conductive member 322 to reduce the risk of short circuit.

The first contact pin 3221 is exposed to the insulator 323 at a position corresponding to the first conductive ring 3121, that is, a position of the first contact pin 3221 corresponding to the first conductive ring 3121 is not covered by the insulator 323, and other portions of the first contact pin 3221 are covered by the insulator 323. As shown in fig. 11, the exposed portions of the first pins 3221 are three, corresponding to the three first conductive rings 3121, respectively.

The second pins 3222 are exposed to the insulator 323 at positions corresponding to the second conductive rings 3131, that is, positions of the second pins 3222 corresponding to the second conductive rings 3131 are not covered by the insulator 323, and other positions of the second pins 3222 are covered by the insulator 323. As shown in fig. 11, the exposed portions of the second pins 3222 are three, and correspond to the three second conductive rings 3131, respectively.

The insulation part 323 can reduce the exposed area of the conductive part 322, reduce the leakage risk of the first conductive part 322 and improve the reliability of the water-cooling connecting assembly 30.

Referring to fig. 5, 6, 7 and 12, fig. 12 is a partial cross-sectional view of a second interlock portion 320 of some embodiments of the present application. In some embodiments, the first base 311 has a first protrusion 3111 and a second protrusion 3112, the first receptacle 31111 is formed at the first protrusion 3111, the second receptacle 31121 is formed at the second protrusion 3112 (see fig. 5 and 6), the second interlock portion 320 further includes a second base 321, the second base 321 has a first recess 3211 into which the first protrusion 3111 is inserted and a second recess 3212 into which the second protrusion 3112 is inserted, the first pin 3221 is received in the first recess 3211, and the second pin 3222 is received in the second recess 3212 (see fig. 7 and 12).

Understandably, the convex and concave portions are stopper structures to which the first interlocking portion 310 and the second interlocking portion 320 are connected. The first base 311 has two protrusions, a first protrusion 3111 and a second protrusion 3112, respectively, the first protrusion 3111 being for insertion into the first recess 3211, and the second protrusion 3112 being for insertion into the second recess 3212. The second base 321 has two recesses, a first recess 3211 and a second recess 3212, respectively. The first recess 3211 may be a contoured structure that mates with the first protrusion 3111, alternatively the first protrusion 3111 may be an interference fit with the first recess 3211, and the second recess 3212 may be a contoured structure that mates with the second protrusion 3112, alternatively the second protrusion 3112 may be an interference fit with the second recess 3212. The first protrusion 3111 and/or the second protrusion 3112 may be configured as a cylinder, a rectangular column, or a shaped structure. Illustratively, in fig. 5 and 6, the first protrusion 3111 and the second protrusion 3112 are each configured as a cylinder, and accordingly, the first recess 3211 and the second recess 3212 are circular holes.

The first pin 3221 is accommodated in the first recess 3211, the second pin 3222 is accommodated in the second recess 3212, and the first pin 3221 may be erected in the middle of the first recess 3211, for example, the first recess 3211 is a circular hole, the first pin 3221 is erected at a central axis of the circular hole and extends along the central axis, the second recess 3212 is a circular hole, and the second pin 3222 is erected at the central axis of the circular hole and extends along the central axis.

The first insertion hole 31111 is provided in the first protruding portion 3111, the second insertion hole 31121 is provided in the second protruding portion 3112, the first pin 3221 is accommodated in the first recess 3211, the second pin 3222 is accommodated in the second recess 3212, when the first protruding portion 3111 is inserted into the first recess 3211, the first pin 3221 is inserted into the first insertion hole 31111, and when the second protruding portion 3112 is inserted into the second recess 3212, the second pin 3222 is inserted into the second insertion hole 31121.

In this embodiment, the first base 311 includes the first protruding portion 3111 and the second protruding portion 3112, the first insertion hole 31111 is disposed on the first protruding portion 3111, the second insertion hole 31121 is disposed on the second protruding portion 3112, and the second base 321 includes the first recess 3211 into which the first protruding portion 3111 is inserted and the second recess 3212 into which the first protruding portion 3111 is inserted.

Of course, in other embodiments, the first protruding portion 3111 and the second protruding portion 3112 may not be provided, for example, the first base 311 may be provided with a protruding portion (not shown in the drawings), that is, only one protruding portion of the first base 311 may be provided, and the first inserting hole 31111 and the second inserting hole 31121 may be provided on the protruding portion, and accordingly, the second base 321 may be provided with a groove into which the protruding portion is inserted.

Referring to fig. 13, 14, 15, and 16, fig. 13 is a schematic structural view of a first conductive ring 3121 in accordance with some embodiments of the present application; fig. 14 is a schematic structural view of a first conductive ring 3121 according to other embodiments of the present application; FIG. 15 is a partial cross-sectional view of a first interlock portion 310 according to other embodiments of the present application; fig. 16 is a partial cross-sectional view of a first interlock portion 310 according to still further embodiments of the present application.

Referring to fig. 13, 14, 15, and 16, in some embodiments, the first conductive ring 3121 is a non-closed loop structure, the first interlocking portion 310 further includes a first elastic member 314, and the first conductive ring 3121 is connected to the first base 311 through the first elastic member 314; and/or, the second conductive ring 3131 is in a non-closed ring structure, and the second interlocking part 320 further includes a second elastic member 315, and the second conductive ring 3131 is connected to the second base 321 through the second elastic member 315.

The first conductive ring 3121 is a non-closed ring structure, which means that the first conductive ring 3121 has a certain gap, such that the first conductive ring 3121 can expand or contract under the action of external force. The number of notches may be one (as in fig. 13) or two (as in fig. 14). First conductive ring 3121 may be formed integrally or may be formed by machining a notch in the closed ring.

The first elastic member 314 and the second elastic member 315 are members that deform when subjected to a force and recover their original shape when the external force is removed. The first elastic member 314 and the second elastic member 315 may be elastic sheets, springs, etc., and the first elastic member 314 may also be made of elastic materials, such as silica gel, rubber, etc.

The first elastic member 314 may be fixedly connected to the first base 311 and the first conductive ring 3121, respectively, and the first elastic member 314 is connected to an outer ring of the first conductive ring 3121, and since the first conductive ring 3121 is in a non-closed ring structure, when the first contact pin 3221 is inserted, the first conductive ring 3121 may be expanded so that the first contact pin 3221 is inserted, and under the action of the first elastic member 314, the first conductive ring 3121 may be contracted to sleeve the first contact pin 3221 so as not to fail in contact.

The second elastic member 315 may be fixedly connected with the second base 321 and the second conductive ring 3131, where the second elastic member 315 is connected to an outer ring of the second conductive ring 3131, and since the second conductive ring 3131 is in a non-closed ring structure, when the second contact pin 3222 is inserted, the second conductive ring 3131 may be expanded so that the second contact pin 3222 is inserted, and under the action of the second elastic member 315, the second conductive ring 3131 may shrink to be sleeved with the second contact pin 3222 so as to avoid contact failure.

In the embodiment in which the first base 311 includes the first protrusion 3111 and the second protrusion 3112, the first elastic member 314 is connected to the first protrusion 3111 and the first conductive ring 3121, and the second elastic member 315 is connected to the second protrusion 3112 and the second conductive ring 3131. Fig. 15 shows a cross-sectional view of first resilient member 314 coupled to first protrusion 3111 and first conductive ring 3121, fig. 16 shows a cross-sectional view of second resilient member 315 coupled to second protrusion 3112 and second conductive ring 3131,

as shown in fig. 15, the first base 311 may be provided with a first mounting groove 31112, the first mounting groove 31112 is formed by recessing a hole wall of the first receptacle 31111, and the first elastic member 314 is received in the first mounting groove 31112, thereby reducing space occupation of the first elastic member 314 in the first receptacle 31111.

As shown in fig. 16, the second base 321 may be provided with a second mounting groove 31122, the second mounting groove 31122 is formed by recessing the hole wall of the second insertion hole 31121, and the second elastic member 315 is received in the second mounting groove 31122, thereby reducing the space occupation of the second elastic member 315 in the second insertion hole 31121.

In this embodiment, the first conductive ring 3121 is connected to the first base 311 through the first elastic member 314 and/or the second conductive ring 3131 is connected to the second base 321 through the second elastic member 315, which is arranged so that the first pin 3221 can be conveniently inserted into the first conductive ring 3121 and the first conductive ring 3121 can be kept in stable contact with the first pin 3221, and/or the second pin 3222 can be conveniently inserted into the second conductive ring 3131 and the second conductive ring 3131 can be kept in stable contact with the second pin 3222.

Referring to fig. 15 and 16, in some embodiments, the first conductive ring 3121 includes a first half ring 3121a and a second half ring 3121b, the first half ring 3121a and the second half ring 3121b enclosing a gap into which the first pin 3221 is inserted, the first elastic member 314 is provided in two, the first half ring 3121a is connected with the first base 311 through one first elastic member 314, and the second half ring 3121b is connected with the first base 311 through one first elastic member 314; and/or, the second conductive ring 3131 includes a third half ring 3131a and a fourth half ring 3131b, the third half ring 3131a and the fourth half ring 3131b enclose to form a gap into which the second pin 3222 is inserted, two second elastic members 315 are provided, the third half ring 3131a is connected with the second base 321 through one second elastic member 315, and the fourth half ring 3131b is connected with the second base 321 through one second elastic member 315.

The first half 3121a and the second half 3121b enclose a gap into which the first pin 3221 is inserted, the first pin 3221 being inserted into the gap such that the first conductive ring 3121 is sleeved over the first pin 3221. The third half ring 3131a and the fourth half ring 3131b enclose a gap into which the first pin 3221 is inserted, and the first pin 3221 is inserted into the gap, so that the first conductive ring 3121 is sleeved on the first pin 3221.

The first half-ring 3121a and the second half-ring 3121b are distal from each other, the first conductive ring 3121 expands, the first half-ring 3121a and the second half-ring 3121b are proximal to each other, and the first conductive ring 3121 contracts. Similarly, the third half ring 3131a and the fourth half ring 3131b are far from each other, the second conductive ring 3131 expands, the third half ring 3131a and the fourth half ring 3131b are close to each other, and the second conductive ring 3131 contracts.

The first conductive ring 3121 includes a first half ring 3121a and a second half ring 3121b that can increase the magnitude of the contraction and expansion of the first conductive ring 3121, and the second conductive ring 3131 includes a third half ring 3131a and a fourth half ring 3131b that can increase the magnitude of the contraction and expansion of the second conductive ring 3131.

Embodiments of the present application also provide a battery 100, the battery 100 including any of the embodiments described above providing a water cooled connection assembly 30.

In some embodiments, battery 100 further includes battery cell 10, a battery 100 management system, and a water cooled component, battery 100 management system being electrically connected to first interlock 310; the water-cooling part is used for adjusting the temperature of the battery cell 10, and the water-cooling connection assembly 30 is connected to the water-cooling part.

The water cooling part is a part for accommodating a water cooling medium to regulate the temperature of the plurality of battery cells 10. The temperature regulation means to cool or cool the battery cell 10, and the water cooling part may also be referred to as a cooling part, a cooling system, a cooling plate, or the like, and optionally, the water cooling medium may be circulated to achieve a better temperature regulation effect. Alternatively, the fluid may be water, a mixture of water and ethylene glycol, or the like.

The water-cooling component (not shown in the figure) may have a flow passage, a water inlet and a water outlet, the water-cooling connection assembly 30 may be disposed at the water inlet, the second connector body 320a of the water-cooling connection assembly 30 may be connected to the water inlet, and the water-cooling connection assembly 30 may be disposed at the water outlet, and the second connector body 320a of the water-cooling connection assembly 30 may be connected to the water outlet.

The embodiment of the application also provides electric equipment, which comprises the battery 100 provided by any one of the embodiments, and the battery 100 is used for supplying power to the electric equipment.

The embodiment of the application also provides a water-cooled connecting assembly 30, the water-cooled connecting assembly 30 includes a first water-cooled joint 31 and a second water-cooled joint 32, the first water-cooled joint 31 includes a first joint body 310a and a first interlocking portion 310, and the second water-cooled joint 32 includes a second joint body 320a and a second interlocking portion 320. The first and second interlocking parts 310 and 320 are configured to be conducted to form an interlocking loop when the first and second connector bodies 310a and 320a are inserted into place. The first interlocking part 310 includes a first base 311, a first interlocking terminal 312, a second interlocking terminal 313, a first elastic member 314, and a second elastic member 315. The second interlocking part 320 includes a second base 321, a conductive member 322 and an insulating member 323. The first base 311 has a first protruding portion 3111 and a second protruding portion 3112, the first protruding portion 3111 is formed with a first insertion hole 31111, and the second protruding portion 3112 is formed with a second insertion hole 31121. The conductive member 322 includes a first pin 3221, a connection section 3223, and a second pin 3222 connected in sequence.

The first interlock terminal 312 includes a plurality of first conductive rings 3121, a plurality of second conductive rings 3131, a first conductive wire 3122, and a second conductive wire 3132, wherein the first conductive rings 3121 are received in the first insertion hole 31111, the plurality of first conductive rings 3121 are arranged at intervals along an axial direction of the first insertion hole 31111, the second conductive rings 3131 are received in the second insertion hole 31121, and the plurality of second conductive rings 3131 are arranged at intervals along the axial direction of the second insertion hole 31121. The first wire 3122 connects the plurality of first conductive loops 3121 and the second wire 3132 connects the plurality of second conductive loops 3131. The first conductive ring 3121 is configured to be sleeved with the first pin 3221, the second conductive ring 3131 is configured to be sleeved with the second pin 3222, the first conductive ring 3121 includes a first half ring 3121a and a second half ring 3121b, and the first half ring 3121a and the second half ring 3121b enclose a gap into which the first pin 3221 is inserted. The second conductive ring 3131 includes a third half ring 3131a and a fourth half ring 3131b, and the third half ring 3131a and the fourth half ring 3131b enclose a gap into which the second pin 3222 is inserted. The first half ring 3121a is connected to the first protrusion 3111 by one first elastic member 314, the second half ring 3121b is connected to the first protrusion 3111 by another first elastic member 314, the third half ring 3131a is connected to the second protrusion 3112 by one second elastic member 315, and the fourth half ring 3131b is connected to the second protrusion 3112 by another second elastic member 315. The insulating member 323 is sleeved on the conductive member 322, the first contact pin 3221 is exposed to the insulating member 323 at a position corresponding to the first conductive ring 3121, and the second contact pin 3222 is exposed to the insulating member 323 at a position corresponding to the second conductive ring 3131.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other.

The above embodiments are only for illustrating the technical solution of the present application, and are not intended to limit the present application, and various modifications and changes may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims (12)

1. A water cooled connection assembly, comprising:

a first water-cooled joint comprising a first joint body and a first interlocking portion;

the second water-cooled joint comprises a second joint body and a second interlocking part;

wherein the first and second interlocking portions are configured to be in communication with each other to form an interlocking loop when the first and second connector bodies are plugged into place.

2. The water cooled connection assembly of claim 1, wherein the first interlock comprises a first interlock terminal and a second interlock terminal, the second interlock comprising a conductive member configured to contact the first interlock terminal and the second interlock terminal when the first connector body and the second connector body are inserted into place.

3. The water cooled connection assembly of claim 2, wherein the conductive member includes a first pin, a second pin, and a connection segment connecting the first pin and the second pin, the first pin configured to contact the first interlock terminal when the first connector body and the second connector body are plugged in place, the second pin configured to contact the second interlock terminal when the first connector body and the second connector body are plugged in place.

4. The water cooled connection assembly of claim 3 wherein the first interlock further comprises a first base formed with a first receptacle into which the first pin is inserted and a second receptacle into which the second pin is inserted;

the first interlocking terminal comprises at least one first conductive ring, the first conductive ring is arranged in the first jack, and the first conductive ring is used for sleeving the first contact pin;

the second interlocking terminal comprises at least one second conductive ring, the second conductive ring is arranged in the second jack, and the second conductive ring is used for sleeving the second contact pin.

5. The water cooled connection assembly of claim 4 wherein the first conductive ring is provided in a plurality, the plurality of first conductive rings being spaced apart along the axis of the first receptacle, the first interlock terminal further comprising a first wire connecting the plurality of first conductive rings; and/or the number of the groups of groups,

the second conductive rings are arranged in a plurality, the second conductive rings are arranged at intervals along the axial direction of the second jack, and the second interlocking terminal further comprises a second wire which connects the second conductive rings.

6. The water-cooled connection assembly of claim 4, wherein the second interlocking portion further comprises an insulating member, the insulating member is sleeved on the conductive member, and the first pin is exposed to the insulating member at a position corresponding to the first conductive ring; and/or the second contact pin is exposed to the insulating piece at a position corresponding to the second conductive ring.

7. The water cooled connection assembly of any of claims 4-6, wherein the first base has a first protrusion and a second protrusion, the first receptacle is formed in the first protrusion, the second receptacle is formed in the second protrusion, the second interlock further comprises a second base having a first recess into which the first protrusion is inserted and a second recess into which the second protrusion is inserted, the first pin is received in the first recess, and the second pin is received in the second recess.

8. The water cooled connection assembly of claim 7, wherein the first conductive ring is a non-closed ring structure, the first interlock further comprising a first resilient member, the first conductive ring being connected to the first base by the first resilient member; and/or the number of the groups of groups,

the second conducting ring is of a non-closed annular structure, the second interlocking part further comprises a second elastic piece, and the second conducting ring is connected with the second base through the second elastic piece.

9. The water-cooled connection assembly of claim 8, wherein the first conductive ring comprises a first half ring and a second half ring, the first half ring and the second half ring are circumferentially combined to form a gap into which the first pin is inserted, the first elastic member is provided in two, the first half ring and the first base are connected through one of the first elastic members, and the second half ring and the first base are connected through one of the first elastic members; and/or the number of the groups of groups,

the second conducting ring comprises a third semi-ring and a fourth semi-ring, the third semi-ring and the fourth semi-ring are circumferentially combined to form a gap for the second contact pin to be inserted, two second elastic pieces are arranged, the third semi-ring is connected with the second base through one second elastic piece, and the fourth semi-ring is connected with the second base through one second elastic piece.

10. A battery comprising the water cooled connection assembly of any one of claims 1-9.

11. The battery of claim 10, wherein the battery further comprises:

a battery cell;

a battery management system electrically connected with the first interlocking part;

and the water cooling part is used for adjusting the temperature of the battery monomer, and the water cooling connecting assembly is connected with the water cooling part.

12. A powered device comprising the battery of claim 10 or 11, the battery being configured to power the powered device.