CN217589237U - Connecting assembly, box body, battery and power utilization device - Google Patents

Connecting assembly, box body, battery and power utilization device Download PDF

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Publication number
CN217589237U
CN217589237U CN202220482259.4U CN202220482259U CN217589237U CN 217589237 U CN217589237 U CN 217589237U CN 202220482259 U CN202220482259 U CN 202220482259U CN 217589237 U CN217589237 U CN 217589237U
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CN
China
Prior art keywords
hole
sleeve
insert
elastic deformation
elastic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202220482259.4U
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Chinese (zh)
Inventor
王勇
王庆
戴超
李志林
陈艳强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Contemporary Amperex Technology Co Ltd
Illinois Tool Works Inc
Original Assignee
Contemporary Amperex Technology Co Ltd
Illinois Tool Works Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Contemporary Amperex Technology Co Ltd, Illinois Tool Works Inc filed Critical Contemporary Amperex Technology Co Ltd
Priority to CN202220482259.4U priority Critical patent/CN217589237U/en
Application granted granted Critical
Publication of CN217589237U publication Critical patent/CN217589237U/en
Priority to PCT/CN2023/077914 priority patent/WO2023169223A1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
    • B60L50/64—Constructional details of batteries specially adapted for electric vehicles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B21/00—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings
    • F16B21/06—Releasable fastening devices with snap-action
    • F16B21/08—Releasable fastening devices with snap-action in which the stud, pin, or spigot has a resilient part
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/258—Modular batteries; Casings provided with means for assembling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/289—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Abstract

The embodiment of the application relates to the technical field of batteries, especially discloses a coupling assembling, box, battery and power consumption device, includes: the sleeve is provided with a first accommodating cavity and a first through hole, the first through hole is communicated with the first accommodating cavity, a limiting part is arranged on the outer peripheral surface of the sleeve, the inner insert is accommodated in the first accommodating cavity, an elastic clamping piece is arranged on the inner insert, and at least part of the elastic clamping piece extends out of the first through hole. In this way, this application embodiment can utilize spacing portion and elastic clamping spare centre gripping to treat the installation component, later utilizes spacing portion and external equipment to be connected to the realization treats being connected between installation component and the external equipment, and the installation is convenient, and efficiency is higher, and reduces the influence to the product.

Description

Connecting assembly, box body, battery and power utilization device
Technical Field
The embodiment of the application relates to the technical field of batteries, in particular to a connecting assembly, a box body, a battery and an electric device.
Background
The electric automobile is a new environment-friendly automobile and is a future development trend. The core component of the electric automobile is a battery, and a battery box is used for accommodating and protecting the battery. The battery box in the prior art is provided with a connecting assembly to connect the battery box to the electric vehicle, wherein the connecting assembly is usually fixed on the battery box through welding, interference fit, bonding and other fixing modes.
The utility model discloses an inventor is realizing the utility model discloses an in-process discovers: by utilizing a welding and fixing mode, the connecting assembly needs to be polished, the process engineering is complex, and the cost is high; the box body is fixed by interference fit, so that the box body is easy to deform and even crack when the interference magnitude is unreasonable; by utilizing the bonding and fixing mode, the gluing process is complex, and the phenomenon of glue overflow is easy to occur, so that the quality of a product is influenced, and the efficiency of the whole installation process is lower.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, the embodiment of the application provides coupling assembling, box, battery and power consumption device, can improve when utilizing coupling assembling to connect the battery box on electric automobile, the fixed mode between coupling assembling and the battery box causes product cost higher, influences product quality and installation process efficiency lower scheduling problem.
According to an aspect of embodiments of the present application, there is provided a connection assembly including: a sleeve and an insert. The sleeve is provided with a first accommodating cavity and a first through hole, the first through hole is communicated with the first accommodating cavity, and the peripheral surface of the sleeve is provided with a limiting part; interior inserts accept in first accept the chamber, interior inserts is provided with elastic clamping spare, elastic clamping spare at least part is followed first through-hole stretches out. The elastic clamping piece clamps the to-be-installed part together with the limiting part from the part extending out of the first through hole, and the limiting part can be connected with external equipment, so that the to-be-installed part is connected with the external equipment.
In an optional mode, the elastic clamping piece comprises an elastic deformation portion and an abutting portion, the first end of the elastic deformation portion is connected with the inner insert, the second end of the elastic deformation portion extends out of the first through hole, the second end of the elastic deformation portion is connected with the first end of the abutting portion, and the abutting portion is used for clamping the to-be-installed component together with the limiting portion. An abutment partially within the first through-hole may limit rotation of the insert relative to the sleeve.
In an alternative mode, the second end of the abutting part penetrates through the first through hole and extends into the first containing cavity; the elastic clamping piece further comprises a clamping claw, the first end of the clamping claw is connected with the second end of the abutting portion, and the second end of the clamping claw abuts against the inner wall of the sleeve. When the second end of the clamping claw abuts against the inner wall of the sleeve, the inner insert can be limited to move towards the opening direction of the first accommodating cavity.
In an optional manner, the second end of the abutting portion is inserted into the first through hole, the abutting portion is located near the first sidewall of the first through hole, the elastic deformation portion abuts against the second sidewall of the first through hole, and the first sidewall of the first through hole and the second sidewall of the first through hole are disposed opposite to each other. An abutment partially within the first through-hole may engage the first sidewall to limit rotation of the insert relative to the sleeve.
In an optional mode, the insert is provided with a second accommodating cavity and a second through hole, the second through hole is communicated with the second accommodating cavity, the first end of the elastic deformation portion is connected to the side wall of the second through hole, and when the elastic clamping piece receives acting force towards the second accommodating cavity, at least part of the elastic clamping piece can retract into the second accommodating cavity from the second through hole. The elastic deformation part can deform under the action of external force, so that the abutting part and the part to be installed can be driven to abut or the abutting part and the part to be installed can be driven to separate.
In an optional mode, the insert is provided with an adjusting gap, the adjusting gap divides the insert into a first part and a second part, the first part is provided with a bayonet, the second part is provided with a clamping portion, at least part of the clamping portion is clamped in the bayonet, and the adjusting gap is formed by the clamping portion and a preset distance between the bayonets. Through the distance of adjusting the clearance between first portion and the second portion of adjusting to the diameter of the outer peripheral face of realization inserters is adjusted, so that inserters adapt to the first chamber of acceping of different diameters.
In an optional manner, the limiting portion is disposed around the sleeve, and the limiting portion is located near the opening of the first accommodating cavity; the quantity of elasticity joint spare and first through-hole is all two, two elasticity joint spare sets up relatively, and one elasticity joint spare part at least part is followed one first through-hole stretches out, two elasticity joint spare is followed the part that first through-hole stretches out and spacing portion are used for common centre gripping to treat the installation component. Spacing portion encircles the setting, can increase spacing portion and treat the area of contact between the installed part, is convenient for follow-up installation component of treating carries out the centre gripping.
In an alternative mode, an opening is formed in one end of the sleeve along the axis of the sleeve, the opening is communicated with the first accommodating cavity, and the opening is used for allowing the insert to be inserted into or separated from the first accommodating cavity from the opening.
According to another aspect of the embodiment of the application, a box is provided, and this box includes section bar and as above coupling assembling, the section bar is provided with cavity and spliced eye, the spliced eye with the cavity intercommunication, elasticity joint spare is followed the part that first through-hole stretches out and spacing portion are used for centre gripping jointly the section bar, work as the sleeve certainly the spliced eye inserts during the spliced eye, spacing portion butt the surface of section bar, elasticity joint spare butt the internal surface of section bar.
According to another aspect of the embodiments of the present application, there is provided a battery including the case as described above.
According to another aspect of embodiments of the present application, there is provided an electric device including the battery as described above.
The beneficial effects of the embodiment of the application are that: be different from prior art's condition, this application embodiment is through being provided with sleeve and interior inserts, wherein, the sleeve is provided with first chamber and the first through-hole of acceping, first through-hole with first chamber intercommunication of acceping, telescopic outer peripheral face is provided with spacing portion, interior inserts accept in first chamber of acceping, interior inserts is provided with elastic joint spare, elastic joint spare at least part is followed first through-hole stretches out, and the user is usable elastic joint spare is followed the part that first through-hole stretches out with the common centre gripping of spacing portion treats the installation component, later, will spacing portion is connected with external equipment to the realization is treated being connected between installation component and the external equipment, and the installation is convenient, and efficiency is higher, and reduces the influence of coupling assembling to the product.
The foregoing description is only an overview of the technical solutions of the present application, and the present application can be implemented according to the content of the description in order to make the technical means of the present application more clearly understood, and the following detailed description of the present application is given in order to make the above and other objects, features, and advantages of the present application more clearly understandable.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic structural diagram of a case according to an embodiment of the present application;
FIG. 2 is an assembly schematic of the connection assembly and profile on the enclosure of an embodiment of the present application;
FIG. 3 is a partially exploded view of the connector assembly and profile on the housing according to one embodiment of the present application;
FIG. 4 is an exploded view of the connector assembly and profiles on the housing of one embodiment of the present application;
FIG. 5 is a schematic view of the overall structure of a connecting assembly according to an embodiment of the present application;
FIG. 6 is a schematic view of an insert configuration of a connection assembly according to an embodiment of the present disclosure;
fig. 7 is an angled cross-sectional view of a connection assembly of an embodiment of the present application.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are merely used to more clearly illustrate the technical solutions of the present application, and therefore are only examples, and the protection scope of the present application is not limited thereby.
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 "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions.
In the description of the embodiments of the present application, the technical terms "first", "second", and the like are used only for distinguishing different objects, and are not to be construed as indicating or implying relative importance or implicitly indicating the number, specific order, or primary-secondary relationship of the technical features indicated. In the description of the embodiments of the present application, "a plurality" means two or more unless specifically defined otherwise.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase 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. It is explicitly and implicitly understood by one skilled in the art 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 only one kind of association relationship describing an associated object, and means that three relationships may exist, for example, a and/or B, and may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in 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 pieces" refers to two or more (including two).
In the description of the embodiments of the present application, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the directions or positional relationships indicated in the drawings, and are only for convenience of description of the embodiments of the present application and for simplicity of description, but do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the embodiments of the present application.
In the description of the embodiments of the present application, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are used in a broad sense, and for example, may be fixedly connected, detachably connected, or integrated; mechanical connection or electrical connection is also possible; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the embodiments of the present application can be understood by those of ordinary skill in the art according to specific situations.
At present, an electric automobile is a new environment-friendly automobile and is a future development trend. The core component of the electric automobile is a battery, and a battery box is used for accommodating and protecting the battery. The battery box is generally connected to the electric vehicle by providing a connection assembly, wherein the connection assembly is generally fixed to the battery box by welding, interference fit, adhesion, or other fixing means.
The inventor of this application notices, utilizes the welded fastening mode, and coupling assembling need polish, and process engineering is complicated, and the cost is higher, utilizes interference fit to fix, when the magnitude of interference is unreasonable, easily leads to appearing warping or even fracture on the box, in addition, utilizes the fixed mode of bonding, and the rubber coating technology is complicated, and the phenomenon of excessive glue appears easily to influence the quality of product.
In order to solve the problems that the product cost is high and the product quality is affected due to the fixing mode of the connecting component and the battery box, the inventor researches and discovers that the technical problem can be solved by the technical scheme of protecting in the embodiment of the design cost of the connecting component.
It can be understood that, the connection assembly disclosed in the embodiments of the present application may be used in, but not limited to, an electric device such as a vehicle, a ship, or an aircraft, as long as the connection between the two components can be achieved.
The application provides an embodiment of box, this box includes the coupling assembling that this application discloses.
The application also provides an embodiment of a battery, which comprises the box body.
The present application provides an embodiment of an electrical device using the above-mentioned battery as a power source, which may 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. The electric toy may include a stationary or mobile electric toy, such as a game machine, an electric car toy, an electric ship toy, an electric airplane toy, and the like, and the spacecraft may include an airplane, a rocket, a space shuttle, a spacecraft, and the like.
For convenience of description, the following embodiments are described by taking an example in which the coupling assembly of the embodiments of the present application is applied to a case.
Referring to fig. 1-3, the box 01 includes a profile 10 and a connecting assembly 20, one end of the connecting assembly 20 is disposed on the profile 10, and the other end of the connecting assembly 20 is used for connecting an external device. In order to make the connection between the cabinet and the external device more stable, the number of the connecting members 20 may be plural, and the positions of the plurality of connecting members 20 on the cabinet may form a quadrangle or triangle, etc. Of course, it will also be appreciated that the plurality of connector assemblies 20 may be symmetrically positioned on the housing.
In some embodiments, the profile 10 is provided with a cavity 10a and a plug hole 101, the plug hole 101 is communicated with the cavity 10a, and the plug hole 101 is used for inserting the connecting component 20 into the cavity 10 a.
Referring to fig. 4, the connecting assembly 20 includes a sleeve 21 and an insert 22. The sleeve 21 is provided with a first accommodating cavity 21a and a first through hole 211, the first through hole 211 is communicated with the first accommodating cavity 21a, the outer peripheral surface of the sleeve 21 is provided with a limiting portion 212, the inner insert 22 is accommodated in the first accommodating cavity 21a, the inner insert 22 is provided with an elastic clamping piece 221, at least part of the elastic clamping piece 221 extends out of the first through hole 211, and the part of the elastic clamping piece 221 extending out of the first through hole 211 and the limiting portion 212 are used for clamping the profile 10 together, when the sleeve 21 is inserted into the inserting hole 101 from the inserting hole 101, the limiting portion 212 abuts against the outer surface of the profile 10, the elastic clamping piece 221 abuts against the inner surface of the profile 10, so that the profile 10 is clamped, and after the profile 10 is clamped, the limiting portion 212 on the outer surface of the profile 10 can be connected to an external device, so that the box body is connected to the external device.
In some embodiments, as shown in fig. 5, an opening 21b is provided at one end of the sleeve 21 along the axis of the sleeve 21, the opening 21b is communicated with the first receiving cavity 21a, and the opening 21b is used for inserting or removing the inner insert 22 into or from the first receiving cavity 21a from the opening 21 b. When the insert 22 is inserted from the opening 21b, the insert 22 and the sleeve 21 are matched with each other to clamp the component to be mounted, and when the insert 22 is separated from the opening 21b, the insert 22 is separated from the sleeve 21 and no longer clamps the component to be mounted.
In some embodiments, the position-limiting portion 212 is disposed around the sleeve 21, and the position-limiting portion 212 is located near the opening 21b of the first accommodating cavity 21a. Spacing portion 212 encircles the setting, can increase spacing portion 212 and treat the area of contact between the installed part, be convenient for follow-up treat the installation part and carry out the centre gripping.
In some embodiments, the insert 22 is provided with a second receiving cavity 22a and a second through hole 222, the second through hole 222 is communicated with the second receiving cavity 22a, one end of the elastic clamping member 221 is connected to a sidewall of the second through hole 222, and when the elastic clamping member 221 is subjected to a force toward the second receiving cavity 22a, at least a portion of the elastic clamping member 221 can be retracted into the second receiving cavity 22a from the second through hole 222. The second receiving cavity 22a is convenient for receiving the retracted elastic clamping piece 221.
In some embodiments, as shown in fig. 4 and 5, the number of the elastic clamping pieces 221 and the number of the first through holes 211 are two, two elastic clamping pieces 221 are arranged oppositely, and at least a part of one elastic clamping piece 221 extends from one first through hole 211, and the part of the two elastic clamping pieces 221 extending from the first through hole 211 and the limiting part 212 are used for clamping the component to be mounted together, so that the clamped component to be mounted is more stable.
In some embodiments, as shown in fig. 5 and 6, the insert 22 is provided with an adjusting gap 22b, the adjusting gap 22b divides the insert 22 into a first portion 22c and a second portion 22d, the first portion 22c is provided with a bayonet 22c1, the second portion 22d is provided with a clamping portion 22d1, the clamping portion 22d1 is at least partially clamped in the bayonet 22c1, and the adjusting gap 22b is formed by a preset distance between the clamping portion 22d1 and the bayonet 22c 1. The adjustment of the diameter of the outer peripheral surface of the insert 22 is achieved by adjusting the distance of the adjustment gap 22b between the first portion 22c and the second portion 22d, so that the insert 22 can be adapted to first receiving cavities 21a of different diameters.
In some embodiments, the elastic clip 221 includes an elastic deformation portion 2211, an abutting portion 2212 and a clip 2213, a first end of the elastic deformation portion 2211 is connected to a sidewall of the second through hole 222, a second end of the elastic deformation portion 2211 extends out of the first through hole 211, a second end of the elastic deformation portion 2211 is connected to a first end of the abutting portion 2212, a second end of the abutting portion 2212 passes through the first through hole 211 and extends into the first receiving cavity 21a, the abutting portion 2212 is configured to clamp a component to be mounted together with the limiting portion 212, the component to be mounted may be a box or the like, the first end of the clip 2213 is connected to the second end of the abutting portion 2212, and the second end of the clip 2213 abuts against an inner wall of the sleeve 21. Wherein, elastic deformation portion 2211 can be out of shape under the exogenic action to can drive butt portion 2212 and wait to install the part butt or drive butt portion 2212 and wait to install the part and break away from. When the second end of the catch 2213 abuts against the inner wall of the sleeve 21, the insert 22 is restricted from moving toward the opening 21b of the first receiving cavity 21a.
In some embodiments, as shown in fig. 7, the second end of the abutting portion 2212 is inserted into the first through hole 211, the abutting portion 2212 is located near the first sidewall 211a of the first through hole 211, the elastic deformation portion 2211 abuts against the second sidewall 211b of the first through hole 211, and the first sidewall of the first through hole 211 and the second sidewall of the first through hole 211 are opposite to each other. Wherein the abutment 2212 partially within the first through hole 211 may limit the rotation of the insert 22 relative to the sleeve 21 by engaging the first sidewall 211 a.
According to some embodiments of the present application, as shown in fig. 4, the present application provides a connection assembly 20. The connection assembly 20 includes a sleeve 21 and an insert 22. The sleeve 21 is provided with a first receiving cavity 21a and a first through hole 211, the first through hole 211 is communicated with the first receiving cavity 21a, and the outer circumferential surface of the sleeve 21 is provided with a limiting part 212. The insert 22 is accommodated in the first accommodating cavity 21a, the insert 22 is provided with an elastic clamping piece 221, and at least a part of the elastic clamping piece 221 extends out of the first through hole 211.
The connection assembly 20 may be used to connect two components, for example: the two parts are battery box and automobile body, wherein, sleeve 21 on coupling assembling 20 sets up on the battery box, and interior inserts 22 locates in first accepting chamber 21a, and the cooperation of the spacing portion 212 on elasticity joint piece 221 and the sleeve 21 on the interior inserts 22 to realize that coupling assembling 20 is fixed in on the battery box, the usable spacing portion 212 of battery box carries or other connected modes connect on the automobile body.
According to some embodiments of the present application, optionally, as shown in fig. 6, the elastic clamping member 221 includes an elastic deformation portion 2211 and an abutting portion 2212, a first end of the elastic deformation portion 2211 is connected to the insert 22, a second end of the elastic deformation portion 2211 extends from the first through hole 211, and the second end of the elastic deformation portion 2211 is connected to the first end of the abutting portion 2212, and the abutting portion 2212 is used for clamping the component to be mounted together with the limiting portion 212.
Wherein, elastic deformation portion 2211 is made by elastic material, and elastic deformation portion 2211 can carry out elastic deformation to drive butt portion 2212 and move in first through-hole 211, for example: when the elastic deformation portion 2211 receives an acting force in a direction toward the first receiving cavity 21a, the second end of the elastic deformation portion 2211 moves in a direction toward the first receiving cavity 21a, so as to drive the abutting portion 2212 to move in a direction toward the first receiving cavity 21a until the insert 22 can be conveniently taken out of the first receiving cavity 21a, when the insert 22 is inserted into the first receiving cavity 21a, the second end of the elastic deformation portion 2211 contacts with an inner surface of the first receiving cavity 21a, and the second end of the elastic deformation portion 2211 is deformed by the acting force in the direction toward the first receiving cavity 21a until the elastic deformation portion 2211 enters the first through hole 211, so that the elastic deformation portion 2211 recovers deformation, meanwhile, the abutting portion 2212 enters the first through hole 211, and the abutting portion 2212 is used for limiting the insert 22 to move in a direction toward the opening 21b of the first receiving cavity 21a.
According to some embodiments of the present application, optionally, the second end of the abutting portion 2212 passes through the first through hole 211 and extends into the first accommodating cavity 21 a; the elastic clip member 221 further includes a clip 2213, a first end of the clip 2213 is connected to a second end of the abutting portion 2212, and the second end of the clip 2213 abuts against an inner wall of the sleeve 21.
When the elastic deformation portion 2211 receives an acting force in the direction of the first receiving cavity 21a, the elastic deformation portion 2211 drives the second end of the abutting portion 2212 to move in the direction of the first receiving cavity 21a and extend into the first receiving cavity 21a. The second end of the catch 2213 abuts against the inner wall of the sleeve 21, so as to limit the movement of the insert 22 toward the opening 21b of the first receiving cavity 21a.
According to some embodiments of the present application, optionally, the second end of the abutting portion 2212 is inserted into the first through hole 211, the abutting portion 2212 is located near the first sidewall of the first through hole 211, the elastic deformation portion 2211 abuts against the second sidewall of the first through hole 211, and the first sidewall of the first through hole 211 and the second sidewall of the first through hole 211 are opposite to each other.
With the abutting portion 2212 located near the first sidewall of the first through hole 211, the elastic deformation portion 2211 abuts the second sidewall of the first through hole 211, so as to fix the insert 22 in the first receiving cavity 21a of the sleeve 21, and to limit the insert 22 from moving toward the opening 21b of the first receiving cavity 21a, thereby reducing the movement of the insert 22. It will be appreciated that in some embodiments, the catches 2213 are utilized to abut the inner wall of the sleeve 21 to limit the movement of the insert 22 toward the opening 21b of the first receiving cavity 21a.
According to some embodiments of the present application, optionally, the insert 22 is provided with a second receiving cavity 22a and a second through hole 222, the second through hole 222 is communicated with the second receiving cavity 22a, the first end of the elastic deformation portion 2211 is connected to a sidewall of the second through hole 222, and when the elastic clamping member 221 is subjected to an acting force toward the second receiving cavity 22a, at least a portion of the elastic clamping member 221 can be retracted into the second receiving cavity 22a from the second through hole 222. The second through hole 222 facilitates the elastic clamping member 221 to retract into the second receiving cavity 22a, the second receiving cavity 22a can be used to receive a part of the elastic deformation portion 2211, and when the elastic clamping member 221 retracts into the second receiving cavity 22a and the abutting portion 2212 is located in the second receiving cavity 22a, the inner insert 22 can be removed from the sleeve 21 and can move towards the opening 21b of the first receiving cavity 21a.
According to some embodiments of the present application, optionally, the insert 22 is provided with an adjusting gap 22b, the adjusting gap 22b divides the insert 22 into a first portion 22c and a second portion 22d, the first portion 22c is provided with a bayonet 22c1, the second portion 22d is provided with a clamping portion 22d1, the clamping portion 22d1 is at least partially clamped in the bayonet 22c1, and the adjusting gap 22b is formed by a preset distance between the clamping portion 22d1 and the bayonet 22c 1.
It should be noted that: the insert 22 is inserted into the first receiving cavity 21a of the sleeve 21, and in order to prevent the insert 22 from being completely "stuck" in the sleeve 21 and thus difficult to be taken out from the sleeve 21, the outer peripheral surface of the insert 22 is usually spaced from the inner wall of the first receiving cavity 21a by a predetermined distance. Therefore, when the diameter of the outer peripheral surface of the insert 22 is large, the diameter of the outer peripheral surface of the insert 22 can be reduced by reducing the distance of the adjustment gap 22 b. Of course, the diameter of the outer peripheral surface of the inner insert 22 may be increased by increasing the distance of the adjustment gap 22b according to other practical situations, which are not specifically limited herein.
According to some embodiments of the present application, optionally, the position-limiting portion 212 is disposed around the sleeve 21, and the position-limiting portion 212 is located near the opening 21b of the first accommodating cavity 21a, the number of the elastic clamping members 221 and the first through hole 211 is two, the two elastic clamping members 221 are disposed opposite to each other, and at least a portion of one elastic clamping member 221 protrudes from one first through hole 211, and a portion of the two elastic clamping members 221 protruding from the first through hole 211 and the position-limiting portion 212 are used for jointly clamping the component to be installed. The limiting portion 212 disposed around the sleeve 21 can increase the contact area with the component to be mounted, and the two elastic clamping members 221 disposed oppositely can make the component to be mounted clamped more stably.
According to some embodiments of the present application, optionally, an opening 21b is provided at one end of the sleeve 21 along the axis of the sleeve 21, the opening 21b is communicated with the first receiving cavity 21a, and the opening 21b is used for inserting or removing the insert 22 from the opening 21b into or from the first receiving cavity 21a. The insert 22 can be inserted into or removed from the opening 21b into the first receiving cavity 21a.
In this application embodiment, through being provided with sleeve 21 and interior inserts 22, wherein, sleeve 21 is provided with first chamber 21a and the first through-hole 211 of acceping, first through-hole 211 with first chamber 21a intercommunication of acceping, the outer peripheral face of sleeve 21 is provided with spacing portion 212, interior inserts 22 accept in first chamber 21a of acceping, interior inserts 22 is provided with elastic clamping piece 221, elastic clamping piece 221 is followed at least partially first through-hole 211 stretches out, and the user can utilize elastic clamping piece 221 is followed the part that first through-hole 211 stretches out with the common centre gripping of spacing portion 212 treats the installation component, later, will spacing portion 212 is connected with external equipment to the realization is treated being connected between installation component and the external equipment, and the installation is convenient, and efficiency is higher, and reduces the influence of coupling assembling 20 to the product.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit 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 solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; these modifications and substitutions do not depart from the spirit of the embodiments of the present application, and they should be construed as being included in the scope of the claims and description of the present application. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present application is not intended to be limited to the particular embodiments disclosed herein but is to cover all embodiments that may fall within the scope of the appended claims.

Claims (11)

1. A connection assembly, comprising:
the sleeve is provided with a first accommodating cavity and a first through hole, the first through hole is communicated with the first accommodating cavity, and the peripheral surface of the sleeve is provided with a limiting part;
the inner insert is accommodated in the first accommodating cavity and provided with an elastic clamping piece, and at least part of the elastic clamping piece extends out of the first through hole.
2. The connecting assembly according to claim 1, wherein the elastic clamping member comprises an elastic deformation portion and an abutting portion, a first end of the elastic deformation portion is connected with the insert, a second end of the elastic deformation portion extends out of the first through hole, the second end of the elastic deformation portion is connected with a first end of the abutting portion, and the abutting portion is used for clamping a component to be mounted together with the limiting portion.
3. The connection assembly according to claim 2,
the second end of the abutting part penetrates through the first through hole and extends into the first accommodating cavity;
the elastic clamping piece further comprises a clamping claw, the first end of the clamping claw is connected with the second end of the abutting portion, and the second end of the clamping claw abuts against the inner wall of the sleeve.
4. The connection assembly according to claim 2,
the second end of the abutting part is inserted into the first through hole, the abutting part is located close to the first side wall of the first through hole, the elastic deformation part abuts against the second side wall of the first through hole, and the first side wall of the first through hole and the second side wall of the first through hole are arranged oppositely.
5. The connection assembly according to claim 2,
the interior inserts is provided with the second and accepts chamber and second through-hole, the second through-hole with the chamber intercommunication is accepted to the second, the first end of elastic deformation portion is connected in the lateral wall of second through-hole when the elasticity joint spare receives the effort that the chamber was accepted to the orientation second, elasticity joint spare at least part can certainly the second through-hole is retracted to the intracavity is accepted to the second.
6. The connection assembly according to claim 5,
the utility model discloses a bayonet socket, including interior inserts, including the bayonet socket, the interior inserts is provided with the regulation clearance, the regulation clearance will interior inserts divide into first portion and second portion, the first portion is provided with the bayonet socket, the second portion is provided with joint portion, joint portion at least partial joint in the bayonet socket, adjust the clearance by joint portion with the interval preset distance forms between the bayonet socket.
7. The connection assembly according to any one of claims 1 to 6,
the limiting part is arranged around the sleeve and is positioned close to the opening of the first accommodating cavity;
the quantity of elasticity joint spare and first through-hole is all two, two elasticity joint spare sets up relatively, and one elasticity joint spare is at least partly from one first through-hole stretches out, two elasticity joint spare is followed the part that first through-hole stretches out and spacing portion are used for common centre gripping to treat the installation component.
8. The connecting assembly according to any one of claims 1 to 6, wherein an opening is provided at one end of the sleeve along an axis of the sleeve, the opening is communicated with the first receiving cavity, and the opening is used for inserting or removing the inner insert from the opening into or from the first receiving cavity.
9. A box body is characterized by comprising a profile and the connecting assembly according to any one of claims 1 to 8, wherein the profile is provided with a cavity and an inserting hole, the inserting hole is communicated with the cavity, the part of the elastic clamping piece extending out of the first through hole and the limiting part are used for clamping the profile together, when the sleeve is inserted into the inserting hole from the inserting hole, the limiting part abuts against the outer surface of the profile, and the elastic clamping piece abuts against the inner surface of the profile.
10. A battery comprising a case according to claim 9.
11. An electric device comprising the battery of claim 10.
CN202220482259.4U 2022-03-07 2022-03-07 Connecting assembly, box body, battery and power utilization device Active CN217589237U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202220482259.4U CN217589237U (en) 2022-03-07 2022-03-07 Connecting assembly, box body, battery and power utilization device
PCT/CN2023/077914 WO2023169223A1 (en) 2022-03-07 2023-02-23 Connecting assembly, box body, battery and electrical apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220482259.4U CN217589237U (en) 2022-03-07 2022-03-07 Connecting assembly, box body, battery and power utilization device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023169223A1 (en) * 2022-03-07 2023-09-14 宁德时代新能源科技股份有限公司 Connecting assembly, box body, battery and electrical apparatus

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Publication number Priority date Publication date Assignee Title
JP2005155738A (en) * 2003-11-25 2005-06-16 Piolax Inc Clip
JP4950674B2 (en) * 2007-01-12 2012-06-13 大和化成工業株式会社 clip
JP2009008249A (en) * 2007-05-30 2009-01-15 Piolax Inc Two-piece clip
WO2009118936A1 (en) * 2008-03-25 2009-10-01 株式会社パイオラックス Clip
CN113745740B (en) * 2021-11-05 2022-04-01 江苏时代新能源科技有限公司 Box, battery and power consumption device
CN217589237U (en) * 2022-03-07 2022-10-14 宁德时代新能源科技股份有限公司 Connecting assembly, box body, battery and power utilization device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023169223A1 (en) * 2022-03-07 2023-09-14 宁德时代新能源科技股份有限公司 Connecting assembly, box body, battery and electrical apparatus

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