CN115303112A

CN115303112A - Tray installation mechanism, battery replacing equipment and battery replacing station

Info

Publication number: CN115303112A
Application number: CN202111463428.6A
Authority: CN
Inventors: 张建平; 朱明厚; 庄智敏
Original assignee: Aulton New Energy Automotive Technology Co Ltd
Current assignee: Aulton New Energy Automotive Technology Co Ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-11-08

Abstract

The invention provides a tray mounting mechanism, a battery replacing device and a battery replacing station. The tray mounting mechanism comprises a mounting part, a fixing part and a first elastic component, the mounting part is used for mounting the tray, and the first elastic component is arranged between the mounting part and the fixing part; the first elastic assembly is elastically deformed so that the mounting portion moves relative to the fixing portion in the direction perpendicular to the battery pack mounting and dismounting direction. Through setting up first elastic component, the installation department can float and connect in the fixed part, drives the tray and finely tunes the position on the plane of perpendicular to battery package dismouting direction in certain floating space to improve the self-adaptability of tray installation mechanism and tray, the dismouting mechanism of being convenient for aims at the fastener, improves the handling efficiency of battery package, reduces the part damage.

Description

Tray installation mechanism, battery replacing equipment and battery replacing station

Technical Field

The invention relates to the field of battery replacement, in particular to a tray mounting mechanism, battery replacement equipment and a battery replacement station.

Background

The conventional battery pack of the electric vehicle is generally arranged in a fixed type or a replaceable type, wherein the fixed type battery is generally fixed on the vehicle, and the vehicle is directly used as a charging object during charging. The replaceable battery box is typically fixed to a bracket of the vehicle by means of a movable mounting. The battery box can be removed to perform replacement or charging operation on the battery box alone. And after the replaced battery box is charged, the battery box is installed on the vehicle again.

For the replaceable battery installation mode, the battery replacement station generally includes a battery replacement device for transferring the battery pack between the battery replacement station and the charging bin and for installing or detaching the battery pack, and the battery replacement device generally includes a tray for carrying the battery pack.

For the replaceable battery pack, the replaceable battery pack can be mounted on the vehicle bracket through a fastener, and the locking device on the vehicle bracket can realize the fixation of the battery pack. The tray is usually provided with a dismounting mechanism to complete the relevant operation. The disassembly and assembly mechanism can lock or unlock the fastener, and then the battery pack can be assembled or disassembled. At present, in the process of installing or disassembling the battery pack, due to the fact that positioning of a vehicle or battery replacement equipment is not accurate, the battery pack is often difficult to align to an installation position or a disassembling and assembling mechanism is difficult to align to a fastener, and the like, so that the battery box is difficult to assemble and disassemble, and the battery pack or the fastener is easy to damage when the disassembling and assembling mechanism is installed or disassembled.

Disclosure of Invention

The invention aims to overcome the defects that a battery box is difficult to assemble and disassemble and is easy to damage due to the fact that an assembling and disassembling mechanism is difficult to align with a fastener in the prior art, and provides a tray mounting mechanism, a battery replacing device and a battery replacing station.

The invention solves the technical problems through the following technical scheme:

a tray installation mechanism is applied to a battery replacing station, the tray is used for bearing a battery pack, the tray installation mechanism comprises an installation part, a fixed part and a first elastic component, the installation part is used for installing the tray, and the first elastic component is arranged between the installation part and the fixed part; first elastic component takes place elastic deformation to make the installation department for the fixed part removes along perpendicular to battery package dismouting direction.

In this scheme, through setting up first elastic component, the installation department can float and connect in the fixed part, drives the tray and finely tunes the position on the plane of perpendicular to battery package dismouting direction in certain floating space to improve the self-adaptability of tray installation mechanism and tray, the dismouting mechanism of being convenient for aims at the fastener, improves the handling efficiency of battery package, reduces the part damage.

Preferably, the first elastic assembly comprises a plurality of elastic pieces, and the elastic pieces are arranged between the mounting part and the fixing part along different directions, so that the mounting part moves relative to the fixing part in a plane perpendicular to the assembling and disassembling direction of the battery pack.

In the scheme, the elastic pieces in different directions are arranged, so that the self-adaptive adjustment of the installation part in multiple directions in a plane perpendicular to the disassembly and assembly direction of the battery pack is realized.

Preferably, a plurality of the elastic members are arranged in pairs, and the elastic deformation directions of each pair of the elastic members are on the same straight line.

In this scheme, the elastic component of a plurality of directions sets up in opposite directions in pairs, has optimized the elastic component and has set up the position on tray installation mechanism, and the installation department of being convenient for takes place the restoration after floating, and if one of them elastic component damages, owing to set up relative elastic component, does not influence tray installation mechanism's the effect of floating.

Preferably, the first elastic assembly includes a first elastic member disposed along a first direction and a second elastic member disposed along a second direction, the first direction being perpendicular to the second direction.

In this scheme, set up first elastic component and the second elastic component of mutually perpendicular, optimized the elastic component and set up the position on tray installation mechanism for the effect of floating in all directions is comparatively balanced.

Preferably, the number of the first elastic parts and the number of the second elastic parts are two, the two first elastic parts are arranged in opposite directions, and the two second elastic parts are arranged in opposite directions.

Preferably, the fixing part is annularly arranged outside the mounting part, or the mounting part is annularly arranged outside the fixing part;

wherein, under the condition that first elastic component does not take place elastic deformation, the fixed part with have the clearance of predetermineeing the distance between the installation department.

In this scheme, the form of establishing each other is overlapped to adoption fixed part and installation department, can set up the space of elastic component between fixed part and the installation department more, promptly, all can arrange the elastic component along whole circumference, is convenient for realize setting up the elastic component in a plurality of directions. The clearance that has the distance of predetermineeing between fixed part and the installation department can supply first elastic component to stretch out and draw back to the space that the installation department removed along perpendicular to battery package dismouting direction is provided, and the unsteady stroke of restriction installation department.

Preferably, the tray mounting mechanism further comprises a first movable member;

first moving part with the wall swing joint of installation department one side, first elastic component's one end with first moving part is connected, the other end with the fixed part is connected, perhaps, first moving part with the wall swing joint of fixed part one side, first elastic component's one end with first moving part is connected, the other end with the installation department is connected.

In this scheme, through setting up first moving part, first elastic component can remove for the installation department along with first moving part to even the direction that the tray removed in this plane is inconsistent with the direction that sets up of elastic component, through the removal of first moving part, a certain amount float also can realize, improves tray installation mechanism's adaptability.

Preferably, the fixed part is annularly arranged outside the installation part, a first accommodating groove is circumferentially arranged on the outer wall surface of the installation part, and the first movable part is matched with the first accommodating groove and can move in the first accommodating groove.

In this scheme, through setting up the first storage tank that circumference extends for at the in-process that floats, the installation department can be followed circumference and removed or rotatory, thereby improves tray installation mechanism's adaptability.

Preferably, the first elastic component is a spring, the first movable component is a ball, and the ball can roll in the first accommodating groove.

In this scheme, first moving part sets up the form into the ball, and on the one hand, first elastic component can accept the power that comes from perpendicular to battery package dismouting direction in all directions in the plane for the tray is along all can realizing the self-adaptation in the removal of all directions in this plane, and on the other hand is convenient for realize the removal or the rotation of installation department along circumference, improves tray installation mechanism's adaptability.

Preferably, the fixing portion is annularly arranged outside the mounting portion, a first mounting hole is formed in the inner wall surface of the fixing portion, and the first elastic component is partially embedded in the first mounting hole.

In this scheme, first mounting hole is used for installing first elastic component, adopts the mode of inlaying and establishing, reduces the space that occupies for whole tray installation mechanism's structure is compacter.

Preferably, a threaded hole is formed in the fixing portion, a jackscrew is arranged in the threaded hole, the threaded hole and the jackscrew form the first mounting hole, one end of the first elastic component abuts against the jackscrew, and the other end of the first elastic component abuts against the ball.

In this scheme, the jackscrew is used for installing first elastic component to the fixed part, and can adjust first elastic component's elastic deformation stroke through adjusting the jackscrew position.

Preferably, the fixing portion is annularly arranged outside the mounting portion, an engaging portion is arranged on an inner wall surface of the fixing portion, a matching portion is arranged on an outer wall surface of the mounting portion, and the engaging portion and the matching portion are matched in a sliding mode in a direction perpendicular to the mounting and dismounting direction of the battery pack.

In this scheme, through above-mentioned setting, the installation department can block and establish on the fixed part, and the installation location of being convenient for also prevents at the in-process that floats that the installation department produces too much play along the battery package dismouting direction for the fixed part and breaks away from the fixed part.

Preferably, the fixed part includes casing and unable adjustment base, unable adjustment base locates along battery package dismouting direction the below of installation department, the casing encircles and locates the outside of installation department, the casing is located unable adjustment base's top and connect in unable adjustment base.

In this scheme, the unable adjustment base who sets up in the below is used for fixing the fixed part on trading electrical equipment, compares in annular casing, and unable adjustment base is wider with trading the area of contact between the electrical equipment body, realizes more easily conveniently being connected with trading electrical equipment body.

Preferably, the tray mounting mechanism further comprises a second movable member and a third elastic member; a second mounting hole is formed in the surface, facing the mounting portion, of the fixed base, a third elastic assembly is arranged in the second mounting hole, one end of the third elastic assembly is connected with the bottom of the second mounting hole, and the other end of the third elastic assembly is movably connected with the mounting portion through a second movable piece; and the third elastic component generates elastic deformation so that the second movable part moves relative to the fixed base along the disassembly and assembly direction of the battery pack.

In the scheme, the movable connection between the installation part and the fixed base is realized through the second movable part, so that the floating between the installation part and the fixed base is convenient to realize; through setting up third elastic component, can realize that the fixed part is at the ascending float of battery package dismouting direction to improve the self-adaptability of tray installation mechanism and tray.

Preferably, a second accommodating groove is formed in the bottom of the mounting portion in the circumferential direction, and the second movable member is matched with the second accommodating groove when the third elastic assembly is not elastically deformed.

In this scheme, adopt above-mentioned setting, on the one hand, the location of the installation department of being convenient for resets, aims at the second moving part with the second storage tank during installation and can realize the accurate positioning, accomplishes the back at the battery package dismouting, and the restoring force through first elastic component drives the installation department and removes, can realize resetting in the second storage tank is located to second moving part card. On the other hand, the second accommodating groove is formed along the circumferential direction, so that the installation part can be allowed to move circumferentially relative to the fixed base during floating, and the floating alignment effect is improved.

Preferably, a plurality of second mounting holes are formed in different positions, corresponding to the second accommodating grooves, of the fixing base, and each second mounting hole is correspondingly provided with the third elastic assembly and the second movable piece.

In this scheme, set up the location effect that resets that a plurality of second mounting holes can improve the installation department to and improve the effect of floating the alignment.

Preferably, tray installation mechanism still includes along the fourth elastic component, the fourth elastic component is located the installation department with between the unable adjustment base, fourth elastic component takes place elastic deformation along battery package dismouting direction, so that the installation department for unable adjustment base moves along battery package dismouting direction.

In this scheme, through setting up the fourth elastic component for tray installation mechanism can drive the tray and finely tune the position in battery package dismouting orientation in certain floating space, thereby further improve the self-adaptation of tray installation mechanism and tray, thereby the dismouting mechanism of being convenient for is at the alignment fastener in battery package dismouting orientation, thereby improves the handling efficiency of battery package.

Preferably, tray installation mechanism still includes the backing plate, the backing plate set up in between fourth elastic component and the unable adjustment base, the upper surface of backing plate with the fourth elastic component cooperatees, the lower surface with unable adjustment base contacts.

In the scheme, the base plate is used for reducing the friction force which is generated by the spring force and is perpendicular to the disassembly and assembly direction of the battery pack.

Preferably, the fixed base further comprises a sliding plate, and the sliding plate is embedded in a position, corresponding to the pad, on the surface of the fixed base facing the installation part.

In the scheme, the sliding plate is used for reducing the friction force which is generated by the spring force and is perpendicular to the assembling and disassembling direction of the battery pack.

Preferably, the backing plate and/or the sliding plate are made of a polymer material.

Preferably, the tray mounting mechanism further comprises a vertical fixing member, and the vertical fixing member penetrates through the fixing base and the fourth elastic member to reach the mounting portion along the battery pack mounting and dismounting direction;

wherein, vertical steady piece connect in the installation department, or, vertical steady piece connect in unable adjustment base.

In this scheme, vertical steadiness piece is used for connecting the installation department on the fixed part, avoids breaking away from the fixed part at unsteady in-process installation department along battery package dismouting direction.

The utility model provides a trade electric equipment, trade electric equipment including trade electric equipment body, be used for bearing the tray of battery package and as above tray installation mechanism, tray installation mechanism's fixed part set up in trade on the electric equipment body.

In this scheme, through adopting above-mentioned tray installation mechanism on trading electrical equipment to tray installation mechanism can drive the tray and finely tune the position on the plane of perpendicular to battery package dismouting direction in certain unsteady space, improves the self-adaptability of tray installation mechanism and tray, and the mechanism of being convenient for to dismantle aligns the fastener, improves the handling efficiency of battery package, reduces the part damage.

Preferably, trade electric equipment body and include chassis and lift portion, the fixed part sets up on the lift portion, the lift portion passes through tray installation mechanism drives the tray rises or descends along battery package dismouting direction.

Preferably, the number of the tray mounting mechanisms is at least four, and at least four tray mounting mechanisms are uniformly distributed on the tray.

The tray installation mechanism adopts the arrangement mode, so that the floating of the tray can be ensured to be more stable, and the tray is prevented from being inclined in the floating process to influence the installation alignment process.

A battery swapping station comprises the battery swapping device.

In this scheme, through adopting above-mentioned trade electrical equipment in trading the power station to tray installation mechanism can drive the tray and finely tune the position on the plane of perpendicular to battery package dismouting direction in certain floating space, improves the adaptivity of tray installation mechanism and tray, and the mechanism of being convenient for to dismantle and mount aligns the fastener, improves the handling efficiency of battery package, reduces the part damage.

The positive progress effects of the invention are as follows:

through setting up first elastic component, the installation department can float and connect in the fixed part, drives the tray and finely tunes the position on the plane of perpendicular to battery package dismouting direction in certain floating space to improve the self-adaptability of tray installation mechanism and tray, the dismouting mechanism of being convenient for aims at the fastener, improves the handling efficiency of battery package. Correspondingly, for the battery replacement equipment and the battery replacement station comprising the tray mounting mechanism, the tray mounting mechanism has the advantages of improving the adaptivity of the tray, improving the loading and unloading efficiency of the battery pack and reducing the damage of components.

Drawings

Fig. 1 is a perspective view illustrating a tray mounting mechanism according to a preferred embodiment of the present invention.

FIG. 2 is an assembly view of the tray mounting mechanism according to the preferred embodiment of the present invention.

Fig. 3 is a perspective cross-sectional view of a tray mounting mechanism according to a preferred embodiment of the present invention.

FIG. 4 is a further perspective cross-sectional view of the tray mounting mechanism in accordance with the preferred embodiment of the present invention.

Fig. 5 is a sectional view of a tray mounting mechanism according to a preferred embodiment of the present invention.

Fig. 6 is still another sectional view of the tray mounting mechanism according to the preferred embodiment of the present invention.

Fig. 7 is a schematic perspective structure diagram of a battery replacement device according to a preferred embodiment of the present invention.

Fig. 8 is a schematic perspective view of a power exchanging apparatus according to a preferred embodiment of the present invention, wherein a tray is not shown.

Description of the reference numerals:

tray mounting mechanism 100

Mounting part 10

Mounting seat 11

Extension unit 112

First connecting member 12

Sleeve body 121

Sleeve end cap 122

Groove 131

Bushing 14

Second connecting member 15

Connector body 151

Top cover 152

First accommodation groove 16

Second accommodation groove 17

Fixed part 20

First through hole 21

Housing 22

Fixed base 23

Second mounting hole 231

Engaging part 24

Fitting portion 25

First mounting hole 26

Fourth elastic member 30

Vertical steady piece 40

First elastic component 50

First elastic member 51

The second elastic member 52

First movable member 53

Jackscrew 54

Backing plate 60

Second through hole 61

Slide plate 70

Third elastic component 80

Second mover 81

Battery replacement device 200

Battery replacement device body 201

Chassis 2011

Lifting part 2012

Tray 202

Detailed Description

The present invention will be more fully described in the following detailed description of the preferred embodiments thereof, taken together with the accompanying drawings.

The present embodiment discloses a tray mounting mechanism 100. As shown in fig. 1 to 8, the tray mounting mechanism 100 is applied to a battery replacement station, a tray 202 is used for carrying a battery pack, the tray mounting mechanism 100 includes a mounting portion 10, a fixing portion 20 and a first elastic component 50, the mounting portion 10 is used for mounting the tray 202, and the first elastic component 50 is arranged between the mounting portion 10 and the fixing portion 20; the first elastic member 50 is elastically deformed so that the mounting part 10 moves relative to the fixing part 20 in a direction perpendicular to the attaching and detaching direction of the battery pack.

Through setting up first elastic component 50, installation department 10 can float and connect in fixed part 20, drives tray 202 and finely tunes the position on the plane of perpendicular to battery package dismouting direction in certain floating space to improve tray installation mechanism 100 and tray 202's self-adaptability, the mechanism of being convenient for to dismantle aligns the fastener, improves the handling efficiency of battery package, reduces the part damage.

In the present embodiment, the battery pack attachment/detachment direction is a vertical direction, and a direction perpendicular to the battery pack attachment/detachment direction refers to an arbitrary direction in a horizontal plane. In other alternative embodiments, the battery pack attaching and detaching direction may be other directions, such as a direction extending in a horizontal plane or a direction having an angle with the horizontal plane.

The first elastic member 50 may include a plurality of elastic members disposed between the mounting part 10 and the fixing part 20 in different directions so that the mounting part 10 moves relative to the fixing part 20 in a plane perpendicular to a pack attaching and detaching direction. By providing a plurality of elastic members in different directions, the mounting portion 10 can be adaptively adjusted in a plurality of directions in a plane perpendicular to the attaching and detaching direction of the battery pack. Specifically, the elastic member may be a spring, which is simple and reliable in structure and low in cost, and in other optional embodiments, other components such as a rubber member may also be used as the elastic member.

In a preferred embodiment, the plurality of elastic members may be provided in pairs, and the elastic deformation directions of each pair of elastic members are in the same line. The elastic members in multiple directions are oppositely arranged in pairs, so that the arrangement positions of the elastic members on the tray installation mechanism 100 are optimized, the installation part 10 is convenient to reset after floating, and if one of the elastic members is damaged, the floating effect of the tray installation mechanism 100 is not influenced due to the arrangement of the opposite elastic members.

Specifically, the first elastic assembly 50 may include a first elastic member 51 disposed in a first direction and a second elastic member 52 disposed in a second direction, the first direction being perpendicular to the second direction. The first elastic member 51 and the second elastic member 52, which are perpendicular to each other, are provided to optimize the installation position of the elastic members on the tray mounting mechanism 100, so that the floating effect in all directions is more balanced. The number of the first elastic members 51 and the second elastic members 52 is two, the two first elastic members 51 are disposed opposite to each other, and the two second elastic members 52 are disposed opposite to each other.

In this embodiment, the first elastic assembly 50 includes two pairs of elastic members perpendicular to each other, and in other alternative embodiments, the first elastic assembly 50 may also include one, three, four or more pairs of elastic members. In other alternative embodiments, the first elastic assembly 50 may also include three, five or more elastic members arranged uniformly in a plane, and may also achieve floating movement of the mounting portion 10 in all directions. Or the first elastic member 50 may include only one elastic member, as well as being capable of floating in a given direction.

The mounting portion 10 includes a mounting seat 11 and an extension unit 112 connected up and down, the mounting seat 11 is used for mounting the tray 202, one end of the extension unit 112 is connected to the lower surface of the mounting seat 11, the other end extends downwards, the first elastic component 50 is arranged between the extension unit 112 and the fixing portion 20, and the extension unit 112 presses or releases the first elastic component 50 along with the mounting seat 11.

Through setting up extension unit 112, increased the area that installation department 10 can be connected with the elastic component in battery package dismouting direction (vertical direction), and need not to set up the elastic component on mount pad 11, be connected with tray 202 for mount pad 11 reserves more spaces, avoided other parts and tray 202 to interfere. In addition, the cross-sectional area of the extension unit 112 may be set smaller than the cross-sectional area of the mount 11 to reduce the size of the entire tray mounting mechanism 100, reducing the cost.

The fixing portion 20 is disposed around the mounting portion 10, wherein, when the first elastic element 50 is not elastically deformed, a gap with a first predetermined distance is formed between the fixing portion 20 and the mounting portion 10, so as to provide a space for the mounting portion 10 to move in a direction perpendicular to the mounting and dismounting direction of the battery pack and limit a floating stroke of the mounting portion 10 in the direction perpendicular to the mounting and dismounting direction of the battery pack. Adopt the form that fixed part 20 and installation department 10 overlapped each other and establish, the space that can set up the elastic component between fixed part 20 and the installation department 10 is more, promptly, all can arrange the elastic component along whole circumference, is convenient for realize setting up the elastic component in a plurality of directions.

In the present embodiment, the fixing portion 20 is provided around the outside of the attaching portion 10, but in other alternative embodiments, the attaching portion 10 may be provided around the outside of the fixing portion 20.

The tray mounting mechanism 100 further includes a first movable member 53, the first movable member 53 is movably connected to a wall surface of one side of the mounting portion 10, one end of the first elastic element 50 is connected to the first movable member 53, and the other end is connected to the fixing portion 20. By providing the first movable member 53, the first elastic element 50 can move with the first movable member 53 relative to the mounting portion 10, so that even if the direction in which the tray 202 moves in this plane does not coincide with the direction in which the elastic member is provided, a certain amount of floating can be achieved by the movement of the first movable member 53, and the adaptability of the tray mounting mechanism 100 is improved. In an alternative embodiment, the first movable element 53 may be movably connected to a wall surface on one side of the fixed portion 20, one end of the first elastic element 50 is connected to the first movable element 53, and the other end is connected to the mounting portion 10.

The fixing portion 20 is disposed around the exterior of the mounting portion 10, a first receiving groove 16 is circumferentially disposed on an outer wall surface of the mounting portion 10, and the first movable member 53 is engaged with the first receiving groove 16 and is movable in the first receiving groove 16. By providing the first accommodation groove 16 extending in the circumferential direction, the mounting portion 10 can move or rotate in the circumferential direction during floating, thereby improving the adaptability of the tray mounting mechanism 100.

The first elastic element 50 is a spring, and the first movable element 53 is a ball, and the ball can roll in the first receiving groove 16. The first movable member 53 is provided in the form of a ball, so that the first elastic member 50 can receive forces from all directions in a plane perpendicular to the battery pack attaching and detaching direction, so that the tray 202 can be adaptive to movement in all directions in the plane, and on the other hand, movement or rotation of the mounting portion 10 in the circumferential direction is facilitated, thereby improving the adaptability of the tray mounting mechanism 100.

The fixing portion 20 is disposed around the outer portion of the mounting portion 10, a first mounting hole 26 is disposed on an inner wall surface of the fixing portion 20, and the first elastic component 50 is partially embedded in the first mounting hole 26. The first mounting hole 26 is used for mounting the first elastic component 50, and the space occupied by the first elastic component is reduced by adopting a manner of embedding, so that the structure of the whole tray mounting mechanism 100 is more compact.

The fixing portion 20 is provided with a threaded hole, a jack 54 is disposed in the threaded hole, the threaded hole and the jack 54 form a first mounting hole 26, one end of the first elastic component 50 abuts against the jack 54, and the other end abuts against the ball. The jackscrew 54 is used for installing the first elastic component 50 to the fixed part 20, and the position of the jackscrew 54 in the threaded hole can be adjusted through threaded rotation to change the depth of the first elastic component 50 embedded in the first installation hole 26, so that the elastic deformation stroke of the first elastic component 50 is adjusted, and the elasticity of the first elastic component 50 is adjusted.

In the present embodiment, the first movable member 53, the first elastic element 50 and the top wire 54 are separate single components, and the first elastic element 50 is in contact with the first movable member 53 and the top wire 54, so as to facilitate the installation and replacement of the first elastic element 50. In other alternative embodiments, the first elastic element 50 may be connected to the first movable element 53 and the top thread 54 by gluing or clipping, and the first movable element 53 and the first elastic element 50 may also be directly integrated into a spring plunger.

The fixing part 20 is arranged outside the mounting part 10 in a surrounding mode, the inner wall face of the fixing part 20 is provided with an engaging part 24, the outer wall face of the mounting part 10 is provided with a matching part 25, and the engaging part 24 and the matching part 25 are matched in a sliding mode in the direction perpendicular to the mounting and dismounting direction of the battery pack. Through the arrangement, the mounting part 10 can be clamped on the fixing part 20, so that the mounting and the positioning are convenient, and the mounting part 10 is prevented from being separated from the fixing part 20 due to excessive movement along the assembling and disassembling direction of the battery pack relative to the fixing part 20 in the floating process.

The engaging portion 25 may be formed by radially inwardly recessing the outer wall surface of the mounting portion 10, and the engaging portion 24 may be formed by radially inwardly protruding the inner wall surface of the fixing portion 20. In an alternative embodiment, the outer wall surface of the mounting portion 10 may be radially outwardly protruded to form the engaging portion 25, and the inner wall surface of the fixing portion 20 may be radially inwardly recessed to form the engaging portion 24, as long as the two can be engaged with each other.

The fixing portion 20 includes a housing 22 and a fixing base 23, the fixing base 23 is disposed below the mounting portion 10 along the battery pack mounting and dismounting direction, the housing 22 is disposed around the outside of the mounting portion 10, and the housing 22 is disposed above the fixing base 23 and connected to the fixing base 23. The fixing base 23 arranged below is used for fixing the fixing part 20 on the battery replacement device 200, compared with the annular shell 22, the contact area between the fixing base 23 and the battery replacement device body 201 is wider, and the connection with the battery replacement device body 201 is easier and more convenient to realize.

The tray mounting mechanism 100 further includes a second movable member 81 and a third elastic member 80; a second mounting hole 231 is formed in the surface, facing the mounting portion 10, of the fixed base 23, the third elastic element 80 is arranged in the second mounting hole 231, one end of the third elastic element 80 is connected with the bottom of the second mounting hole 231, and the other end of the third elastic element is movably connected with the mounting portion 10 through a second movable element 81; the third elastic element 80 is elastically deformed to allow the second movable element 81 to move relative to the fixed base 23 along the battery pack attaching/detaching direction. The movable connection between the installation part 10 and the fixed base 23 is realized through the second movable piece 81, so that the floating between the installation part 10 and the fixed base 23 is realized conveniently; by providing the third elastic member 80, the fixing portion 20 can be floated in the battery pack attaching/detaching direction, and the adaptability of the tray mounting mechanism 100 and the tray 202 can be improved.

The second receiving groove 17 is circumferentially formed in the bottom of the mounting portion 10, and the second movable member 81 is engaged with the second receiving groove 17 when the third elastic element 80 is not elastically deformed. By adopting the above arrangement, on the one hand, the installation portion 10 can be conveniently located and reset, the second accommodating groove 17 is aligned with the second moving member 81 during installation, so that accurate location can be realized, when the battery pack is disassembled and assembled, the installation portion 10 floats relative to the fixed base 23 along the direction perpendicular to the disassembling and assembling direction of the battery pack, and the second moving member 81 is separated from the second accommodating groove 17 through the floating of the third elastic assembly 80 in the disassembling and assembling direction of the battery pack, so that the second moving member 81 cannot block the movement of the installation portion 10. After the battery pack is completely disassembled and assembled, the mounting portion 10 is driven to move by the restoring force of the first elastic component 50 until the second movable member 81 is clamped in the second accommodating groove 17, so that the resetting can be realized. On the other hand, the second accommodation groove 17 is formed in the circumferential direction, and allows the mounting portion 10 to move in the circumferential direction with respect to the fixed base 23 during floating, thereby improving the effect of floating alignment.

A plurality of second mounting holes 231 are disposed on the fixed base 23 at different positions corresponding to the second receiving groove 17, and each second mounting hole 231 is correspondingly disposed with the third elastic element 80 and the second movable element 81. Providing the plurality of second mounting holes 231 can improve the effect of positioning and resetting of the mounting portion 10, as well as improve the effect of floating alignment.

In this embodiment, the second movable element 81 and the third elastic element 80 are separate two separate parts, and in an alternative embodiment, the second movable element 81 and the third elastic element 80 may be replaced by an integral spring plunger.

The tray mounting mechanism 100 further includes a fourth elastic member 30, the fourth elastic member 30 is disposed between the mounting portion 10 and the fixing base 23, and the fourth elastic member 30 is elastically deformed along the battery pack mounting/dismounting direction, so that the mounting portion 10 moves relative to the fixing base 23 along the battery pack mounting/dismounting direction. Through setting up fourth elastic component 30 for tray installation mechanism 100 can drive tray 202 and finely tune the position in battery package dismouting orientation in certain floating space, thereby further improve tray installation mechanism 100 and tray 202 self-adaptation, thereby be convenient for dismouting mechanism and aim at the fastener in battery package dismouting orientation, thereby improve the handling efficiency of battery package.

Specifically, the mounting portion 10 includes a first link 12 and a second link 15. The first connecting piece 12 is connected to the mounting seat 11, the first connecting piece 12 includes a sleeve body 121 and a sleeve end cover 122, the sleeve end cover 122 is disposed on one side of the sleeve body 121, and the sleeve body 121 is sleeved on a portion of the fourth elastic element 30; when the fourth elastic element 30 is not elastically deformed, a gap of a second predetermined distance is formed between the fixing portion 20 and the lower end surface of the sleeve body 121. The second preset distance may be a distance preset according to a floating amount requirement of the mounting portion in the battery pack mounting and dismounting direction. In the present embodiment, the first connecting member 12 is the extending unit 112.

The second connecting member 15 is sleeved outside the first connecting member 12, and the first elastic component 50 is arranged between the second connecting member 15 and the fixing portion 20; the second connector 15 includes a connector body 151 and a top cover 152, the top cover 152 is disposed above the connector body 151, the outer peripheral wall of the top cover 152 extends outward from the connector body 151, and the outer peripheral wall of the upper side of the connector body 151 is radially inward recessed to form a fitting portion 25. Through the arrangement, the matching part 25 can be conveniently formed, the assembly is convenient, and the manufacturing cost is low.

Tray mounting mechanism 100 further includes backing plate 60 and slide plate 70. The pad 60 is disposed between the fourth elastic member 30 and the stationary base 23, an upper surface of the pad 60 is engaged with the fourth elastic member 30, and a lower surface thereof is in contact with the stationary base 23. The backing plate 60 serves to reduce the friction between the fourth elastic member 30 and the stationary base 23. Slide plate 70 is fitted to a position corresponding to pad plate 60 on the surface of fixed base 23 facing mounting portion 10. The sliding plate 70 is engaged with the pad 60, so as to further reduce the friction force between the fourth elastic member 30 and the fixed base 23, which is perpendicular to the battery pack attaching and detaching direction, so that the first elastic member 51 can move more smoothly in the direction perpendicular to the battery attaching and detaching direction, thereby prolonging the service life. At least one of the pad 60 and the sliding plate 70 should be made of a material with a smooth surface and a friction coefficient smaller than that of the fourth elastic element 30 and the fixed base 23, for example, the pad 60 and/or the sliding plate 70 may be made of a polymer material such as teflon.

The mounting portion 10 further includes a bushing 14, the bushing 14 being interposed between the first connecting member 12 and the second connecting member 15. By providing the bushing 14, friction between the first connecting member 12 and the second connecting member 15 can be reduced, so that the first connecting member 12 can move more smoothly in the battery mounting and dismounting direction, and the service life can be prolonged. Liner 14 may be made of a polymer such as ptfe. Specifically, second coupling member 15 is provided with an outwardly recessed groove 131 on an inner wall thereof for receiving bushing 14 to prevent bushing 14 from falling off during floating.

The tray mounting mechanism 100 further comprises a vertical fixing member 40, and the vertical fixing member 40 penetrates through the fixed base 23 and the fourth elastic member 30 to reach the mounting portion 10 along the battery pack mounting and dismounting direction; wherein, vertical steadies 40 are connected in installation department 10, and vertical steadies 40 are used for connecting installation department 10 on fixed part 20, avoid at unsteady in-process installation department 10 along battery package dismouting direction break away from fixed part 20.

The vertical fixing member 40 is a bolt, the fixing portion 20 is provided with a first through hole 21, and the bolt passes through the fourth elastic member 30 from the first through hole 21 and is screwed to the mounting portion 10. The vertical stable part 40 adopts a bolt form, and is simple in structure and convenient to install. A certain clearance is provided between the first through hole 21 and the vertical stabilizing member 40, so that the vertical stabilizing member 40 has a certain movement margin with respect to the fixing portion 20. The bolt head is arranged outside the fixing part 20, and the other end of the bolt is in threaded connection with the mounting part 10, so that the mounting part 10 is prevented from being separated from the fixing part 20 on the basis that floating along the battery pack dismounting direction can be realized.

In other alternative embodiments, the vertical stabilizing member 40 may also be connected to the fixed portion 20. Specifically, the bolt is inserted into the mounting portion 10, the fourth elastic member 30 and the fixing portion 20 from top to bottom, the bolt head is arranged outside the mounting portion 10 and keeps a certain gap with the mounting portion 10, the other end of the bolt is in threaded connection with the fixing portion 20, and the mounting portion 10 can float in the battery pack mounting and dismounting direction on the basis of avoiding the mounting portion 10 from being separated from the fixing portion 20.

In the present embodiment, the pad 60 and the sliding plate 70 are also disposed below the fixed base 23, and specifically, the pad 60 and the sliding plate 70 above the fixed base 23 are disposed symmetrically to the pad 60 and the sliding plate 70 above the fixed base 23. The backing plate 60 and the sliding plate 70 are provided with a second through hole 61 for the vertical stabilizing member 40 to extend into. One or both of pad 60 and slide plate 70 may be a polymeric material, such as polytetrafluoroethylene.

The embodiment also discloses a battery replacement device 200, wherein the battery replacement device 200 comprises a battery replacement device body 201, a tray 202 for carrying a battery pack, and the tray mounting mechanism 100, and the fixing part 20 of the tray mounting mechanism 100 is arranged on the battery replacement device body 201.

By adopting the tray installation mechanism 100 on the battery replacement device 200, the tray installation mechanism 100 can drive the tray 202 to finely adjust the position on the plane perpendicular to the battery pack disassembly and assembly direction in a certain floating space, so that the self-adaptability of the tray installation mechanism 100 and the tray 202 is improved, the disassembly and assembly mechanism is convenient to align with a fastener, the assembly and disassembly efficiency of the battery pack is improved, and the damage to components is reduced.

Trade electric equipment body 201 and include chassis 2011 and lift portion 2012, fixed part 20 sets up on lift portion 2012, and lift portion 2012 passes through tray installation mechanism 100 and drives tray 202 and rise or descend along battery package dismouting direction. The number of the tray mounting mechanisms 100 is at least four, and at least four tray mounting mechanisms 100 are uniformly distributed on the tray 202.

By adopting the arrangement mode, the tray installation mechanism 100 can ensure that the floating of the tray 202 is more stable, and the tray 202 is prevented from being inclined in the floating process to influence the installation alignment process.

The embodiment also discloses a battery swapping station, which comprises the battery swapping device 200.

By adopting the battery replacing device 200 in the battery replacing station, the tray mounting mechanism 100 can drive the tray 202 to finely adjust the position on the plane perpendicular to the battery pack dismounting direction in a certain floating space, the adaptivity of the tray mounting mechanism 100 and the tray 202 is improved, the dismounting mechanism is convenient to align with a fastener, the dismounting efficiency of the battery pack is improved, and the damage of components is reduced.

While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes or modifications to these embodiments may be made by those skilled in the art without departing from the principle and spirit of this invention, and these changes and modifications are within the scope of this invention.

Claims

1. A tray installation mechanism is applied to a battery replacement station, and is used for bearing a battery pack, and is characterized by comprising an installation part, a fixing part and a first elastic component, wherein the installation part is used for installing the tray, and the first elastic component is arranged between the installation part and the fixing part; the first elastic assembly is elastically deformed, so that the mounting portion moves relative to the fixing portion along the direction perpendicular to the disassembly and assembly of the battery pack.

2. The tray mounting mechanism of claim 1 wherein said first resilient member comprises a plurality of resilient members disposed between said mounting portion and said fixing portion in different directions to move said mounting portion relative to said fixing portion in a plane perpendicular to a direction of removal of the battery pack.

3. The tray mounting mechanism as claimed in claim 2, wherein a plurality of said elastic members are provided in pairs, and the directions of elastic deformation of each pair of said elastic members are in the same line.

4. The tray mounting mechanism of claim 2 wherein the first resilient assembly comprises a first resilient member disposed in a first direction and a second resilient member disposed in a second direction, the first direction being perpendicular to the second direction.

5. The tray mounting mechanism as claimed in claim 4, wherein the number of said first elastic member and said second elastic member is two, two of said first elastic members are disposed to face each other, and two of said second elastic members are disposed to face each other.

6. The tray mounting mechanism as claimed in claim 1, wherein said fixing portion is provided annularly outside said mounting portion, or said mounting portion is provided annularly outside said fixing portion;

wherein, under the condition that first elastic component does not take place elastic deformation, the fixed part with the clearance of predetermineeing the distance has between the installation department.

7. The tray mounting mechanism of claim 6 wherein said tray mounting mechanism further comprises a first movable member;

8. The tray mounting mechanism as claimed in claim 7, wherein the fixing portion is disposed around the outside of the mounting portion, a first receiving groove is circumferentially formed on an outer wall surface of the mounting portion, and the first movable member is engaged with the first receiving groove and is movable in the first receiving groove.

9. The tray mounting mechanism as claimed in claim 8, wherein said first resilient element is a spring and said first movable member is a ball, said ball being rollable within said first receiving groove.

10. The tray mounting mechanism as claimed in claim 9, wherein said fixing portion is provided around an outer portion of said mounting portion, a first mounting hole is provided on an inner wall surface of said fixing portion, and said first elastic member is partially fitted in said first mounting hole.

11. The tray mounting mechanism as claimed in claim 10, wherein the fixing portion has a threaded hole, a screw is disposed in the threaded hole, the threaded hole and the screw form the first mounting hole, and one end of the first elastic member abuts against the screw and the other end abuts against the ball.

12. The tray mounting mechanism as claimed in claim 6, wherein the fixing portion is provided around the outside of the mounting portion, an inner wall surface of the fixing portion is provided with an engaging portion, an outer wall surface of the mounting portion is provided with an engaging portion, and the engaging portion are slidably fitted in a direction perpendicular to a battery pack attaching and detaching direction.

13. The tray mounting mechanism of claim 1 wherein the mounting portion comprises a housing and a mounting base, the mounting base being disposed below the mounting portion in a direction of attaching and detaching the battery pack, the housing being disposed around an exterior of the mounting portion, the housing being disposed above the mounting base and being connected to the mounting base.

14. The tray mounting mechanism of claim 13 wherein said tray mounting mechanism further comprises a second movable member and a third resilient member; a second mounting hole is formed in the surface, facing the mounting portion, of the fixed base, a third elastic assembly is arranged in the second mounting hole, one end of the third elastic assembly is connected with the bottom of the second mounting hole, and the other end of the third elastic assembly is movably connected with the mounting portion through a second movable piece; the third elastic component generates elastic deformation so that the second movable part moves relative to the fixed base along the disassembly and assembly direction of the battery pack.

15. The tray mounting mechanism of claim 14 wherein a second receiving slot is circumferentially disposed in a bottom of the mounting portion, and wherein the second movable member engages the second receiving slot when the third resilient element is not elastically deformed.

16. The tray mounting mechanism as claimed in claim 15, wherein a plurality of second mounting holes are provided on the fixing base at different positions corresponding to the second receiving grooves, and each of the second mounting holes is provided with the third elastic element and the second movable element.

17. The tray mounting mechanism of claim 13 wherein said tray mounting mechanism further comprises a fourth resilient member, said fourth resilient member being disposed between said mounting portion and said stationary base, said fourth resilient member being resiliently deformable in a battery pack removal direction to allow said mounting portion to move relative to said stationary base in the battery pack removal direction.

18. The tray mounting mechanism of claim 17 further comprising a backing plate disposed between the fourth elastic member and the stationary base, wherein an upper surface of the backing plate cooperates with the fourth elastic member and a lower surface contacts the stationary base.

19. The tray mounting mechanism of claim 18 wherein the stationary base further comprises a sliding plate embedded in a position corresponding to the shim plate on a surface of the stationary base facing the mounting portion.

20. The tray mounting mechanism of claim 18 wherein said backing plate is a polymeric material.

21. The tray mounting mechanism of claim 17 wherein said tray mounting mechanism further comprises vertical stabilizing members extending through said stationary base and said fourth resilient member to said mounting portion in said battery pack removal direction;

22. An electricity replacing device, characterized in that the electricity replacing device comprises an electricity replacing device body, a tray for bearing a battery pack, and the tray mounting mechanism as claimed in any one of claims 1 to 21, wherein the fixing part of the tray mounting mechanism is arranged on the electricity replacing device body.

23. The battery replacing device as claimed in claim 22, wherein the battery replacing device body comprises a chassis and an elevating portion, the fixing portion is disposed on the elevating portion, and the elevating portion drives the tray to rise or fall along a battery pack attaching and detaching direction through the tray mounting mechanism.

24. The electrical swapping apparatus of claim 22, wherein the number of tray mounting mechanisms is at least four and the at least four tray mounting mechanisms are evenly distributed on the tray.

25. A swapping station comprising a swapping device as claimed in any one of claims 22-24.