CN216942755U

CN216942755U - Battery replacing equipment, battery replacing robot comprising same and battery replacing station

Info

Publication number: CN216942755U
Application number: CN202123032963.4U
Authority: CN
Inventors: 张建平; 万里斌; 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: 2022-07-12
Anticipated expiration: 2031-12-02

Abstract

The utility model provides a battery replacing device, a battery replacing robot comprising the same and a battery replacing station. The battery replacing equipment comprises a battery replacing platform, a battery tray and a battery disassembling and assembling mechanism. The battery tray is used for bearing a battery pack, and is connected above the battery replacing platform through a tray mounting mechanism along the battery pack dismounting direction; the battery disassembling and assembling mechanism is used for unlocking or locking the fixed part of the battery pack and arranged on the battery tray. The battery tray can elastically move along the direction parallel to and/or perpendicular to the battery pack dismounting and mounting direction relative to the battery replacing platform; one end of the battery mounting and dismounting mechanism facing the fixing part is elastically movable relative to the battery tray along a direction parallel to the battery pack mounting and dismounting direction and/or swings along a direction inclined to the battery pack mounting and dismounting direction. The self-adaptability of the tray mounting mechanism, the battery tray and the battery disassembling and assembling mechanism can be improved, the battery disassembling and assembling mechanism is convenient to align to a fixed component of the battery pack, the battery replacing stability is high, the working speed is high, and the efficiency is high.

Description

Battery replacing equipment, battery replacing robot comprising same and battery replacing station

Technical Field

The utility model relates to the field of battery replacement, in particular to battery replacement equipment, a battery replacement robot comprising the same and a battery replacement station comprising the same.

Background

The existing electric automobile mainly has two charging modes, one is a direct charging mode, and the other is a quick-change mode. Wherein, direct-charging formula need set up and fill electric pile and come to charge electric automobile, but the charge time is longer, and efficiency is lower. The battery replacement mode needs to be provided with a battery replacement station, and the battery replacement of the electric automobile is realized quickly, so that a long time is shortened compared with a direct charging mode.

The battery replacement equipment is important equipment in the battery replacement station, and bears the main work of replacing the battery for the vehicle, and comprises the steps of detaching a battery pack from the battery replacement vehicle, installing the battery pack on the battery replacement vehicle and the like. For a vehicle bottom battery replacing scene, battery replacing equipment needs to enter the vehicle bottom of a vehicle to disassemble a battery pack, then the disassembled battery pack is carried out, a new battery pack needs to be carried to enter the bottom of the vehicle again, and then the new battery pack is installed.

For replaceable battery packs, the battery pack can be mounted to a vehicle bracket through a fastener, and a 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. In the installation or the dismantlement in-process at the battery package, because battery package volume and weight are all great, trade the battery equipment and produce easily after loading the battery package and rock, trade the battery equipment simultaneously and also easily exist and remove the dislocation phenomenon at the in-process of taking out or pushing the battery package from electric vehicle, consequently the battery package can appear often and be difficult to aim at the mounted position or the dismouting mechanism is difficult to aim at the condition such as fastener to lead to the battery package loading and unloading difficulty, the dismouting mechanism is installed or is dismantled when easy under this kind of condition and cause battery package or fastener to take place to damage.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a battery replacing device, a battery replacing robot comprising the same and a battery replacing station.

The utility model solves the technical problems through the following technical scheme:

a battery replacing device comprises a shuttle car, a battery tray and a battery disassembling and assembling mechanism; the battery tray is used for bearing a battery pack, and is connected to the upper part of the shuttle car through a tray mounting mechanism along the battery pack mounting and dismounting direction; the battery disassembling and assembling mechanism is used for unlocking or locking a fixing part of the battery pack and is arranged on the battery tray;

the battery tray can elastically move along the direction parallel to and/or perpendicular to the battery pack dismounting and mounting direction relative to the shuttle vehicle; the battery mounting/dismounting mechanism is elastically movable relative to the battery tray in a direction parallel to the battery pack mounting/dismounting direction and/or is swingable in a direction oblique to the battery pack mounting/dismounting direction toward one end of the fixing member.

In this scheme, adopt above-mentioned structure setting, can realize that the battery tray is floated and connects on the shuttle to the battery tray can drive battery dismouting mechanism and finely tune the position in battery package dismouting direction in certain floating space, improves tray installation mechanism, battery tray and battery dismouting mechanism self-adaptability, and the battery dismouting mechanism of being convenient for aims at the fixed part of battery package, trades electric stability height, and operating speed is fast, efficient. The tip of battery dismouting mechanism can be followed and is gone up the elastic movement and/or swing in battery dismouting direction along the slope for battery tray for battery dismouting direction, even battery dismouting mechanism and fixed part relative positioning error appear, also can realize finely tuning in the certain floating space of battery dismouting mechanism and can be connected with the fixed part is aimed at mutually, and then realize the unblock or the locking to fixed part, reduces the requirement of positioning accuracy, improves the efficiency of aiming at. Meanwhile, floating in the battery pack dismounting direction can avoid rigid collision between a protruding part on the battery tray and a vehicle caused by excessive rising of the battery tray, reduce damage of the part and prolong the service life of the battery replacement equipment.

Preferably, the battery tray is connected to the shuttle vehicle through a tray mounting mechanism along a battery pack mounting and dismounting direction, and the tray mounting mechanism includes:

a mounting part connected to the battery tray;

the fixed part is connected to the shuttle; and

tray elastic component, tray elastic component sets up the installation department with between the fixed part, tray elastic component takes place elastic deformation along parallel and/or perpendicular to battery package dismouting direction, so that the installation department for the fixed part is along parallel and/or perpendicular to battery package dismouting direction elastic movement.

In this scheme, adopt above-mentioned structural style, with tray elastic component setting between installation department and fixed part, rely on the elastic deformation of tray elastic component self to make the installation department along parallel and/or perpendicular to battery package dismouting direction elastic movement for the fixed part to realize that the installation department can drive the battery tray and finely tune the position in battery package dismouting orientation in certain floating space. The tray installation mechanism has simple integral structure and very convenient use.

Preferably, the fixing part comprises a shell and a fixing base, the fixing base is arranged below the mounting part along the battery pack dismounting direction, the shell is annularly arranged outside the mounting part, and the shell is arranged above the fixing base and connected to the fixing base;

the tray elastic assembly comprises a first elastic assembly and/or a second elastic assembly, the first elastic assembly is arranged between the mounting part and the fixed base, and the first elastic assembly can elastically deform along the direction parallel to the mounting and dismounting direction of the battery pack; the second elastic component set up in the installation department with between the casing, the second elastic component can take place elastic deformation along perpendicular to battery package dismouting direction.

In the scheme, by adopting the structure, the mounting part can transfer the floating along the direction vertical to the disassembly and assembly direction of the battery pack to the shell, so that the floating parallel to the disassembly and assembly direction of the battery pack and the floating vertical to the disassembly and assembly direction of the battery pack can be realized simultaneously only by connecting the mounting part to the battery tray, the parts connected on the mounting part are reduced, and the integral structure is simplified; meanwhile, the installation part can be prevented from being inclined in the floating process, and the stability of the battery tray in the floating process is kept.

Preferably, the mounting part comprises a first mounting seat, a first connecting piece and a second connecting piece, and the first mounting seat is used for mounting the battery tray; one end of the first connecting piece is connected to the first mounting seat, and the other end of the first connecting piece is connected to the first elastic assembly; the second connecting piece is clamped between the shell and the first connecting piece, and the second elastic assembly is arranged between the shell and the second connecting piece.

In this scheme, first mount pad passes through first connecting piece and connects in first elastic component, sets up like this and has increased the area that the installation department can be connected with first elastic component or other parts, for example, when having the unsteady demand of other directions, can make the elastic component lug connection of other directions on first connecting piece, avoids first elastic component or other parts to interfere being connected of first mount pad and tray. If the first connecting member is directly connected to the second elastic member, the floating in the vertical direction may cause unstable connection between the second elastic member and the first connecting member, and may also cause the first connecting member to be blocked from moving in the vertical direction.

Preferably, the mounting portion further comprises a guide portion, the guide portion is arranged above the second connecting piece along the battery pack mounting and dismounting direction, and the guide portion is arranged around the outer side of the first connecting piece;

the inner wall surface of the guide part is matched with the outer wall surface of the first connecting piece, so that the first connecting piece can move relative to the guide part along the dismounting direction of the battery pack.

In this scheme, the guide part that the shape matches is set up outside the sleeve body for the sleeve body moves along the guide part, avoids first elastic component to produce crooked in the moving path of floating in-process sleeve body.

Preferably, the mounting portion further comprises a bushing, the bushing is clamped between the first connecting piece and the second connecting piece, and the first connecting piece and the second connecting piece slide relatively along the battery pack dismounting direction through the bushing.

In this scheme, through setting up the bush, can reduce the friction between guide part and the first connecting piece, make the removal of first connecting piece in battery dismouting direction more smooth and easy, improve life.

Preferably, the first connecting piece includes a sleeve body and a sleeve end cover, the sleeve body is sleeved on a portion of the first elastic assembly, and a gap of a first preset distance is formed between the fixing base and the lower end face of the sleeve body when the first elastic assembly is not elastically deformed.

In this scheme, first connecting piece sets up to telescopic form, and first elastic component passes through the sleeve end cover to be connected in first mount pad, and the sleeve body is convenient for cooperate with other parts, for example set up the shell that the shape matches outside the sleeve body, can avoid first elastic component to produce at the in-process that floats crooked, and the sleeve body can protect first elastic component in addition, avoids being corroded by the environment, increases life. The clearance of first default distance is used for supplying first elastic component flexible to provide the space that moves along being on a parallel with battery package dismouting direction for the installation department, and the restriction installation department is along the unsteady stroke that is on a parallel with battery package dismouting direction.

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

In this scheme, the friction between reducible unable adjustment base of first backing plate and the first elastic component makes the removal of first elastic component in perpendicular to battery package dismouting direction more smooth and easy, increase of service life.

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

In this scheme, first sliding plate cooperatees with first backing plate, further reduces the friction between unable adjustment base and the first elastic component.

Preferably, the second elastic assembly comprises a plurality of elastic pieces, and the plurality of elastic pieces are arranged between the second connecting piece and the shell along different directions so that the mounting part moves relative to the shell in a plane perpendicular to the mounting and dismounting direction of the battery pack;

under the condition that the second elastic assembly is not elastically deformed, a gap with a second preset distance is formed between the shell and the second connecting portion.

In this scheme, the clearance of second default distance is used for supplying second elastic component flexible to provide the space that the installation department removed along perpendicular to battery package dismouting direction, and the unsteady stroke of restriction installation department along perpendicular to battery package dismouting direction.

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 position that sets up of elastic component, and the installation department of being convenient for takes place the reseing after floating, and if one of them elastic component damages, owing to set up a plurality of relative elastic components, does not also influence tray installation mechanism's the effect of floating.

Preferably, the tray mounting mechanism further comprises a first movable member, a first accommodating groove is formed in the outer wall surface of the second connecting member along the circumferential direction, and the first movable member is matched with the first accommodating groove and can move in the first accommodating groove;

the inner wall surface of the mounting part is provided with a first mounting hole, one end of the second elastic component is embedded in the first mounting hole, and the other end of the second elastic component is connected with the first movable part.

In the scheme, the first accommodating groove extending in the circumferential direction is arranged, so that the mounting part can move or rotate in the circumferential direction in the floating process, and the self-adaptability of the tray mounting mechanism is improved; through setting up first mounting hole and being used for installing first elastic component, adopt to inlay the mode of establishing, reduce the space that occupies for whole tray installation mechanism's structure is compacter.

Preferably, the tray mounting mechanism further comprises a vertical fixing member, the fixed base is provided with a first through hole, and the vertical fixing member penetrates through the first through hole of the fixed base and the first elastic assembly along the battery pack mounting and dismounting direction and is connected to the first connecting member; under the condition that the second elastic assembly is not elastically deformed, a gap with a third preset distance is formed between the vertical stable piece and the edge of the first through hole.

In this scheme, first through-hole supplies vertical steadying to pass, and vertical steadying 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.

Preferably, tray installation mechanism still includes the second backing plate, the second backing plate set up in vertical steady piece with between the unable adjustment base, the lower surface of second backing plate with vertical steady piece cooperatees, the upper surface with unable adjustment base contacts.

In this scheme, the second backing plate is used for reducing the friction between unable adjustment base and the vertical steadiness, makes the removal of vertical steadiness on the perpendicular to battery package dismouting direction more smooth and easy, increase of service life.

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

In this scheme, the second sliding plate is used for cooperateing with the second backing plate, further reduces the frictional force between unable adjustment base and the vertical firm piece.

Preferably, the number of the tray mounting mechanisms is multiple, and the multiple tray mounting mechanisms are uniformly distributed at the bottom of the battery tray.

In this scheme, adopt above-mentioned structure setting, guaranteed more steady that battery tray's unsteady through a plurality of tray installation mechanism, avoid battery tray at the crooked installation alignment process that influences of unsteady in-process to it is high to realize trading electric stability, and operating speed is fast, efficient.

Preferably, the battery disassembling and assembling mechanism comprises a second mounting seat, a connecting part and a disassembling and assembling part, the lower end of the second mounting seat is mounted on the battery tray, the disassembling and assembling part is used for unlocking or locking a fixing part of a battery pack, and the disassembling and assembling part is connected to the second mounting seat through the connecting part;

the lower end of the dismounting part is movably connected with the upper end of the connecting part, and the upper end of the dismounting part can swing from the axis of the connecting part to the outside direction of the axis of the connecting part, so that the dismounting part can swing relative to the battery tray along the direction inclined to the battery dismounting direction; and/or

And a third elastic assembly is arranged between the connecting part and the second mounting seat and elastically deforms along the direction parallel to the battery disassembling and assembling direction, so that the disassembling and assembling part elastically moves along the direction parallel to the battery disassembling and assembling direction relative to the battery tray.

In this scheme, adopt above-mentioned structural style, adopt swing joint mode between dismouting portion and the connecting portion for dismouting portion can swing for the axis direction of connecting portion, thereby can increase the home range of dismouting portion, reduces positioning accuracy's requirement, even the relative positioning of dismouting portion and fixed part appears the error, and the fixed part still can be blocked to dismouting portion that can swing, can improve the efficiency of aiming at fixed part. Can be convenient for through third elastic component dismouting portion float in the battery package dismouting orientation, can avoid dismouting mechanism to rise excessively to lead to dismouting mechanism and vehicle to produce the rigidity collision, the extension trades the life of electric equipment. The structure stability is improved through the mounting seat, and the whole structure is simple and compact.

Preferably, the detachable portion is connected to the connecting portion by a pivot shaft.

In this scheme, adopt above-mentioned structural style, utilize the pivotal axis to realize the swing between dismouting portion and the connecting portion, simple structure, reliable.

Preferably, the battery disassembling and assembling mechanism further comprises a resetting component, the resetting component is sleeved on the outer peripheral surfaces of the disassembling and assembling portion and the connecting portion, and the resetting component is used for enabling the axis of the disassembling and assembling portion to coincide with the axis of the connecting portion.

In this scheme, adopt above-mentioned structural style, the component cover that resets is established on the outer peripheral face of dismouting portion and orders about dismouting portion and resets for the axis of dismouting portion can coincide with fixed part's axis, and then realizes fixed part's unblock or locking, can reduce positioning accuracy's requirement, can improve the efficiency of aiming at fixed part.

Preferably, the battery assembling and disassembling mechanism further comprises a second driving part, the second driving part is in transmission connection with the connecting part, and the second driving part applies torque to the assembling and disassembling part through the connecting part.

In this scheme, adopt above-mentioned structural style, the second drive division is used for providing rotary drive power, and the transmission through connecting portion exerts the moment of torsion to dismouting portion to can realize unblock or locking to the torsion of fixed part, it is very convenient to use, and the control of being convenient for, and the precision is high, and stability is high.

Preferably, the battery disassembling and assembling mechanism is a torque gun, the disassembling and assembling part is a sleeve device, and the second driving part is a motor assembly; the motor assembly drives the sleeve device to rotate through the connecting part.

In this scheme, the sleeve device through control moment of torsion rifle rotates and comes unblock or locking fixed part, and the moment of torsion rifle passes through motor drive, and the result is simple stable, and can realize the accurate control to torque and number of revolutions.

Preferably, the number of the battery disassembling and assembling mechanisms is multiple, the multiple battery disassembling and assembling mechanisms are distributed on the battery tray in an array mode, and the positions of the multiple battery disassembling and assembling mechanisms correspond to the multiple fixing parts on the battery pack in a one-to-one mode respectively.

In this scheme, adopt above-mentioned structural style, through set up on battery tray with the battery dismouting mechanism that a plurality of fixed parts on the battery package are corresponding for all dismouting mechanisms can carry out unblock or locking to all fixed parts simultaneously, with the dismantlement or the installation between realization battery package and the vehicle, have improved the efficiency and the stability of unblock or locking by a wide margin.

The utility model also provides a battery replacing robot which comprises the battery replacing equipment.

Preferably, the battery replacing robot further comprises a shuttle car chassis and a lifting mechanism, the shuttle car is arranged on the shuttle car chassis through the lifting mechanism, and the lifting mechanism drives the battery replacing equipment to ascend or descend along the disassembling and assembling direction of the battery pack.

In this scheme, through elevating system with battery tray rise to operating position for dismouting mechanism can cooperate with the fixed part of battery package, thereby realizes the unblock or the locking to the battery package. Simultaneously, through elevating system with battery tray remove downwards for the dismouting portion removes towards the direction of keeping away from the vehicle, and the shuttle of being convenient for is gone out the below of vehicle. Meanwhile, the lifting mechanism is a floating standard of the tray mounting mechanism, and in the process that the lifting mechanism drives the tray mounting mechanism to lift, the tray mounting mechanism enables the tray to float, so that the self-adaptability of the tray is realized.

The utility model also provides a battery replacement station which comprises the battery replacement robot.

The positive progress effects of the utility model are as follows:

according to the battery pack fixing device, the battery tray can be connected to the shuttle car in a floating mode, so that the battery tray can drive the battery assembling and disassembling mechanism to finely adjust the position of the battery pack in the assembling and disassembling direction in a certain floating space, the adaptivity of the tray mounting mechanism, the battery tray and the battery assembling and disassembling mechanism is improved, the battery assembling and disassembling mechanism can be conveniently aligned to a fixing component of the battery pack, the battery replacing stability is high, the working speed is high, and the efficiency is high. The tip of battery dismouting mechanism can be followed and is gone up the elastic movement and/or swing in battery dismouting direction along the slope for battery tray for battery dismouting direction, even battery dismouting mechanism and fixed part relative positioning error appear, also can realize finely tuning in the certain floating space of battery dismouting mechanism and can be connected with the fixed part is aimed at mutually, and then realize the unblock or the locking to fixed part, reduces the requirement of positioning accuracy, improves the efficiency of aiming at. Meanwhile, floating in the battery pack dismounting direction can avoid rigid collision between a protruding part on the battery tray and a vehicle caused by excessive rising of the battery tray, and the service life of the battery replacement equipment is prolonged.

Drawings

Fig. 1 is a schematic perspective view of a battery swapping device in embodiment 1 of the present invention.

Fig. 2 is another schematic structural diagram of a battery swapping device in embodiment 1 of the present invention.

Fig. 3 is a schematic structural view of a tray mounting mechanism according to embodiment 1 of the present invention.

Fig. 4 is an assembly view of the tray mounting mechanism according to embodiment 1 of the present invention.

Fig. 5 is another schematic structural diagram of the tray mounting mechanism according to embodiment 1 of the present invention.

Fig. 6 is another schematic structural view of the tray mounting mechanism according to embodiment 1 of the present invention.

Fig. 7 is a schematic view of the internal structure of the tray mounting mechanism according to embodiment 1 of the present invention.

Fig. 8 is a schematic view of still another internal structure of the tray mounting mechanism according to embodiment 1 of the present invention.

Fig. 9 is a schematic structural view of a battery mounting and dismounting mechanism according to embodiment 1 of the present invention.

Fig. 10 is a schematic view of the internal structure of a battery mounting/dismounting mechanism according to embodiment 1 of the present invention.

Fig. 11 is a schematic perspective structure diagram of a battery swapping device in embodiment 2 of the present invention.

Fig. 12 is another schematic structural diagram of a battery swapping device in embodiment 2 of the present invention.

Fig. 13 is a schematic view of a partial structure of a battery swapping device in embodiment 2 of the present invention.

Description of reference numerals:

shuttle vehicle chassis 5

Lifting mechanism 501

First driving part 511

Transmission part 512

Battery tray 2

Levelling part 3

Abutment surface 31

Battery mounting and dismounting mechanism 4

First mounting base 41

Connecting part 42

The detachable portion 43

Third elastic component 44

Restoring member 45

Second driving part 46

Tray mounting mechanism 100

Mounting part 10

Second mounting seat 11

Tray mounting end surface 111

Extension block 112

First fitting hole 113

Third assembly hole 114

First connecting member 12

Sleeve body 121

Sleeve end cap 122

Second fitting hole 123

Guide part 13

Groove 131

Bushing 14

Second connecting member 15

Connector body 151

Fourth fitting hole 1511

Top cover 152

Fifth fitting hole 1521

Fixed part 20

First through hole 21

Housing 22

Fixed base 23

First elastic component 30

Vertical steady piece 40

Second elastic component 50

Second elastic member 51

Third elastic member 52

Backing plate 60

Second through hole 61

Slide plate 70

Detailed Description

The present invention will be more clearly and completely described in the following description of preferred embodiments, taken in conjunction with the accompanying drawings.

Example 1

The embodiment of the utility model discloses a battery replacement station which comprises a battery replacement robot and battery replacement equipment. The vehicle needing to replace the battery pack drives into the battery replacing station, the battery replacing device detaches the battery pack with power shortage in the vehicle, and the battery replacing device installs the fully charged battery pack on the vehicle, so that the battery replacing operation of the vehicle is completed.

As shown in fig. 1-10, the battery replacing device is arranged on a shuttle car chassis 5 of the battery replacing robot, the battery replacing device includes a battery tray 2 and a battery disassembling and assembling mechanism 4, and the battery tray 2 is arranged above the shuttle car chassis 5. The battery mounting and dismounting mechanism 4 is provided on the battery tray 2 and used for unlocking or locking the battery pack to a fixed member. The battery tray 2 can elastically move relative to the shuttle vehicle chassis 5 along the direction parallel and/or vertical to the battery pack dismounting direction; one end of the battery attachment/detachment mechanism 4 facing the fixing member is elastically movable relative to the battery tray 2 in a direction parallel to the battery pack attachment/detachment direction and/or swingable in a direction oblique to the battery pack attachment/detachment direction.

In the present embodiment, the battery pack attachment/detachment direction is a vertical direction. In other alternative embodiments, the battery pack attaching/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.

Wherein, in this embodiment, can realize that battery tray 2 floats and connects on shuttle vehicle chassis 5 to battery tray 2 can drive battery dismouting mechanism 4 and finely tune the position in battery package dismouting direction in certain floating space, improves tray installation mechanism 100,

battery tray

2 and 4 self-adaptability of battery dismouting mechanism, and the battery dismouting mechanism 4 of being convenient for aims at the fixed part of battery package, trades electric stability height, and operating speed is fast, efficient. The tip of battery dismouting mechanism 4 can be followed and is gone up the elastic movement and/or swing in battery package dismouting direction along the slope for the battery tray for battery dismouting direction, even battery dismouting mechanism 4 appears the error with the fixed part relative positioning, also can realize finely tuning in the certain floating space of battery dismouting mechanism and can be connected with the fixed part is aimed at mutually, and then realize the unblock or the locking to the fixed part, reduce positioning accuracy's requirement, improve the efficiency of aiming at. Meanwhile, floating in the battery pack dismounting direction can avoid rigid collision between a protruding part on the battery tray and a vehicle caused by excessive rising of the battery tray, reduce damage of the part and prolong the service life of the battery replacement equipment.

The following is a description of a specific structure of the tray mounting mechanism 100.

As shown in fig. 3 to 8, the tray mounting mechanism 100 includes a fixing portion 20, a mounting portion 10, and a tray elastic member, the mounting portion 10 is connected to the battery tray 2, the fixing portion 20 is connected to the shuttle chassis 5, the tray elastic member is disposed between the mounting portion 10 and the fixing portion 20, and the tray elastic member is elastically deformed in a direction parallel to and/or perpendicular to the battery mounting and dismounting direction, so that the mounting portion 10 elastically moves in the direction parallel to and/or perpendicular to the battery mounting and dismounting direction with respect to the fixing portion 20. With tray elastic component setting between installation department 10 and fixed part 20, rely on the elastic deformation of tray elastic component self to make installation department 10 along parallel and/or perpendicular to battery dismouting direction elastic movement for fixed part 20 to realize that installation department 10 can drive battery tray 2 and finely tune the position in battery package dismouting direction in certain floating space. The tray mounting mechanism 100 has a simple overall structure and is very convenient to use.

In this embodiment, the fixing portion 20 includes a casing 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 casing 22 is disposed around the outside of the mounting portion 10, and the casing 22 is disposed above the fixing base 23 and connected to the fixing base 23; the tray elastic component comprises a first elastic component 30 and/or a second elastic component 50, the first elastic component 30 is arranged between the mounting part 10 and the fixed base 23, and the first elastic component 30 can generate elastic deformation along the direction parallel to the battery dismounting direction; the second elastic element 50 is disposed between the mounting portion 10 and the housing 22, and the second elastic element 50 can be elastically deformed along a direction perpendicular to the battery mounting/dismounting direction.

First elastic component 30 sets up between installation department 10 and unable adjustment base 23, and first elastic component 30 stretches out and draws back in order to drive installation department 10 to float along being on a parallel with battery package dismouting direction for unable adjustment base 23. The second elastic component 50 is disposed between the mounting portion 10 and the housing 22, and the second elastic component 50 extends and retracts relative to the housing 22 to drive the mounting portion 10 to float along a direction perpendicular to the battery pack mounting and dismounting direction.

In the present embodiment, both the first elastic element 30 and the second elastic element 50 may adopt springs, which is simple and reliable in structure and low in cost, and in other alternative embodiments, the first elastic element 30 and the second elastic element 50 may also adopt other elastic components such as rubber members.

The casing 22 and the mounting part 10 are sleeved with each other, on one hand, the mounting part 10 can transmit the floating motion to the casing 22 along the direction perpendicular to the battery pack disassembling and assembling direction, so that the floating motion parallel to the battery pack disassembling and assembling direction and perpendicular to the battery pack disassembling and assembling direction can be realized simultaneously only by connecting the mounting part 10 to the battery tray 2, the parts connected on the mounting part 10 are reduced, and the overall structure is simplified; on the other hand, the case 22 is provided outside the mounting portion 10, and can prevent the mounting portion 10 from being distorted during the floating process, thereby maintaining the stability of the battery tray 2 during the floating process.

In this embodiment, the fixing portion 20 is sleeved outside the mounting portion 10, the space between the housing 22 and the mounting portion 10 for the second elastic component 50 is large, and the second elastic component 50 can be arranged along the entire circumferential direction, which is beneficial to increasing the floating direction on the plane perpendicular to the battery pack mounting and dismounting direction, and further improving the adaptability of the tray mounting mechanism 100 and the battery tray 2.

As shown in fig. 3 to 8, when the tray mounting mechanism 100 is applied to a battery replacement station, the first elastic component 30 is provided, and the mounting portion 10 can be connected to the fixing portion 20 in a floating manner, so that the mounting portion 10 can drive the tray 202 to slightly adjust the position of the battery pack in the battery pack mounting and dismounting direction in a certain floating space, the adaptability of the tray mounting mechanism 100 and the tray 202 is improved, the sleeve of the torque gun can be aligned with the fastener conveniently, and the battery pack mounting and dismounting efficiency is improved. In addition, floating in the battery pack attaching and detaching direction can prevent the tray 202 from rising excessively to cause a rigid collision between a protruding member on the tray 202 and the electric vehicle, and prolong the service life of the tray 202.

The mounting portion 10 may include a second mounting seat 11 and a first connecting member 12, the second mounting seat 11 is used for mounting the tray 202, one end of the first connecting member 12 is connected to the second mounting seat 11, and the other end of the first connecting member 12 is connected to the first elastic assembly 30. The second mounting seat 11 is connected to the first elastic assembly 30 through the first connecting member 12, so that the area of the mounting portion 10 that can be connected to the first elastic assembly 30 or other components is increased, for example, when floating in other directions is required, the elastic members in other directions can be directly connected to the first connecting member 12, and the first elastic assembly 30 or other components are prevented from interfering with the connection between the second mounting seat 11 and the tray 202.

The second mounting base 11 comprises a tray mounting end surface 111 and an extension block 112 which are connected up and down, a first assembly hole 113 is formed in the tray mounting end surface 111, and the second mounting base 11 is in threaded connection with the tray 202 through the first assembly hole 113. The first connector 12 is connected to the extension block 112. The cross-sectional area of the extension block 112 can be set smaller than the cross-sectional area of the tray mounting end surface 111 to reduce the size of the entire tray mounting mechanism 100 and reduce the cost.

The first connecting member 12 includes a sleeve body 121 and a sleeve end cap 122, the sleeve end cap 122 is disposed on one side of the sleeve body 121, and the sleeve body 121 is sleeved on a portion of the first elastic assembly 30; under the condition that the first elastic component 30 is not elastically deformed, a gap of a predetermined distance is formed between the fixing portion 20 and the lower end surface of the sleeve body 121. The preset distance can be a preset distance according to the actual floating amount requirement. The first connecting member 12 is provided in the form of a sleeve, the first elastic assembly 30 is connected to the second mounting seat 11 through a sleeve end cover 122, and the sleeve body 121 is convenient to cooperate with other components. For example, a casing with a matching shape is arranged outside the sleeve body 121, so that the first elastic assembly 30 can be prevented from being inclined in the floating process, and in addition, the sleeve body 121 can protect the first elastic assembly 30 from being corroded by the environment, so that the service life is prolonged.

The sleeve end cover 122 is provided with a second assembling hole 123, the second mounting seat 11 is provided with a corresponding third assembling hole 114, and the second mounting seat 11 is in threaded connection with the first connecting piece 12 through the second assembling hole 123 and the third assembling hole 114.

The first elastic element 30 is a spring, and two ends of the first elastic element 30 respectively abut against the sleeve end cover 122 and the fixing portion 20.

The mounting portion 10 further includes a guide portion 13, the guide portion 13 being disposed around an outer side of the first connecting member 12; wherein the inner wall surface of the guide portion 13 matches the outer wall surface of the sleeve body 121 so that the sleeve body 121 is movable in the first direction with respect to the guide portion 13. A guide part 13 with a matched shape is arranged outside the sleeve body 121, so that the sleeve body 121 moves along the guide part 13, and the first elastic assembly 30 is prevented from being inclined in the floating process.

Mounting portion 10 further includes a bushing 14, and bushing 14 is interposed between guide portion 13 and first connecting member 12. By providing the bush 14, wear between the guide portion 13 and the first connector 12 can be reduced. Liner 14 may be made of a flexible material such as polytetrafluoroethylene. Specifically, an outwardly recessed groove 131 is provided on the inner wall of guide portion 13 for receiving bushing 14 to prevent bushing 14 from falling off during floating.

The tray mounting mechanism 100 further comprises a vertical stabilizing member 40, wherein the vertical stabilizing member 40 penetrates through the fixing part 20 and the first elastic assembly 30 to reach the mounting part 10 along the first direction; wherein the vertical stabilizing member 40 is connected to the mounting part 10. Vertical steadies 40 are used for connecting installation department 10 on fixed part 20, avoid in the floating process installation department 10 to break away from fixed part 20 along the battery package dismouting direction.

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 first elastic assembly 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 first direction can be realized.

In other alternative embodiments, the vertical stabilizing member 40 may also be connected to the fixed portion 20. Specifically, a bolt extends into the mounting portion 10, the first elastic assembly 30 and the fixing portion 20 from top to bottom, a 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 floating of the mounting portion 10 along the first direction can be achieved on the basis of avoiding the mounting portion 10 from being separated from the fixing portion 20.

The fixing part 20 comprises a shell 22 and a fixing base 23, the fixing base 23 is arranged below the mounting part 10 along a first direction, and the shell 22 is arranged above the fixing base 23 and is annularly arranged outside the mounting part 10; the tray mounting mechanism 100 further includes a second elastic member 50, the second elastic member 50 is disposed between the mounting portion 10 and the housing 22, and the second elastic member 50 is elastically deformed in a direction perpendicular to the first direction, so that the mounting portion 10 moves relative to the fixing portion 20 in a direction perpendicular to the battery pack mounting and dismounting direction.

The fixing base 23 is used to fix the fixing portion 20 on the electrical swapping device 200, and is used to connect the first elastic component 30 to achieve floating along the first direction. By providing the second elastic component 50, the mounting portion 10 can float relative to the housing 22 along the first direction, so that the mounting portion 10 can drive the tray 202 to finely adjust the position on the plane perpendicular to the first direction in a certain floating space, thereby improving the adaptability of the tray mounting mechanism 100 and the tray 202.

It should be noted that, in the present embodiment, the fixing portion 20 includes the housing 22 disposed outside the mounting portion 10 to achieve the fixing of the second elastic component 50, and in other alternative embodiments, the fixing portion 20 may include a fixed inner housing, the mounting portion 10 is disposed around the outside of the fixed inner housing, and the second elastic component 50 is disposed between the fixed inner housing and the mounting portion 10, which also enables the fixing of the second elastic component 50.

The second elastic assembly 50 may include a second elastic member 51 disposed in the second direction and a third elastic member 52 disposed in the third direction; the second direction is perpendicular to the third direction. The second elastic member 51 and the third elastic member 52 are arranged perpendicular to each other, so that the arrangement position of the second elastic member 50 on the tray mounting mechanism 100 is optimized, and the self-adaptive adjustment of the mounting portion 10 in all directions in the whole horizontal plane is facilitated. The second elastic member 51 and the third elastic member 52 are springs, and both the second elastic member 51 and the third elastic member 52 have one end connected to the housing 22 and the other end connected to the mounting portion 10. Specifically, the number of the second elastic members 51 and the number of the third elastic members 52 are two, the two second elastic members 51 are disposed opposite to each other, and the two third elastic members 52 are disposed opposite to each other.

The tray mounting mechanism 100 may further include a second connecting member 15, the second connecting member 15 is interposed between the first connecting member 12 and the housing 22, an inner wall surface of the second connecting member 15 is matched with an outer wall surface of the first connecting member 12, and the second elastic member 50 is pressed between the second connecting member 15 and the housing 22. If the first connecting member 12 is directly connected to the second elastic member 50, the vertical floating may cause the connection between the second elastic member 50 and the first connecting member 12 to be unstable, and may also cause the first connecting member 12 to be blocked from moving in the vertical direction. In the present embodiment, by providing the second connection member 15, the second connection member may be directly provided on the second connection member 15 so as not to interfere with the first connection member 12, enabling it to float in the vertical direction as needed.

The second connecting member 15 includes a connecting member body 151 and a top cover 152, the top cover 152 is disposed above the connecting member body 151, a fourth assembling hole 1511 is disposed on the top surface of the connecting member body 151, a fifth assembling hole 1521 is disposed on the top cover 152, and the top cover 152 and the connecting member body 151 are connected by bolts.

In the present embodiment, the second link 15 is the guide portion 13 described above, and both are the same member. In other alternative embodiments, it is also possible to provide the second connecting piece 15 and the guide 13 as two different parts, and to provide the second connecting piece 15 outside the guide 13.

The tray mounting mechanism 100 further includes a backing plate 60, the backing plate 60 is disposed between the first elastic component 30 and the fixed base 23, an upper surface of the backing plate 60 is matched with the first elastic component 30, and a lower surface of the backing plate 60 is in contact with the fixed base 23. The pad 60 may deform to reduce the frictional force in the second or third direction due to the spring force. The fixed base 23 further includes a sliding plate 70, and the sliding plate 70 is embedded in a position corresponding to the pad 60 on the surface of the fixed base 23 facing the mounting portion 10. The sliding plate 70 is slidable for reducing the frictional force in the second or third direction generated by the spring force.

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 below 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 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 number of the tray mounting mechanisms 100 is plural, and the plural tray mounting mechanisms 100 are uniformly distributed at the bottom of the battery tray 2. It is more steady to have guaranteed through a plurality of tray installation mechanisms 100 that battery tray 2 floats, avoids battery tray 2 to skew the influence installation alignment process at the in-process that floats to it is high to realize trading electric stability, and operating speed is fast, efficient. Specifically, the number of the tray mounting mechanisms 100 is at least four, and at least four tray mounting mechanisms 100 are uniformly distributed at the bottom of the battery tray 2.

The structure of the battery attachment/detachment mechanism 4 will be described below.

In one embodiment, one end of the battery mounting and demounting mechanism 4 facing the fixing part is elastically movable relative to the battery tray 2 in a direction parallel to the battery mounting and demounting direction. The end part of the battery disassembling and assembling mechanism 4 can move in the vertical direction relative to the battery tray 2, even if the battery disassembling and assembling mechanism 4 and the fixed part have errors in the vertical direction relative positioning, the battery disassembling and assembling mechanism 4 can be finely adjusted in a certain floating space in the vertical direction and can be connected with the fixed part, so that the fixed part can be unlocked or locked, the requirement on positioning precision is lowered, and the alignment efficiency is improved. Meanwhile, the battery pack can float in the battery pack dismounting direction through the movement of the battery dismounting mechanism 4, so that the battery dismounting mechanism 4 is prevented from rising excessively to cause rigid collision between the battery dismounting mechanism 4 and a vehicle, the damage to components is reduced, and the service life of battery replacement equipment is prolonged.

The battery dismounting mechanism 4 comprises a first mounting seat 41, a connecting part 42 and a dismounting part 43, wherein the lower end of the first mounting seat 41 is mounted on the battery tray 2, the dismounting part 43 is used for unlocking or locking a fixed part of a battery pack, and the dismounting part 43 is connected to the first mounting seat 41 through the connecting part 42; a third elastic assembly 44 is disposed between the connecting portion 42 and the first mounting seat 41, and the third elastic assembly 44 is elastically deformed along a direction parallel to the battery mounting and dismounting direction, so that the mounting portion 43 elastically moves along the direction parallel to the battery mounting and dismounting direction with respect to the battery tray 2. The detachable portion 43 is connected to the first mounting seat 41 through the connecting portion 42, the axes of the connecting portion 42 and the first mounting seat 41 are overlapped, the connecting portion 42 can move on the first mounting seat 41 in a direction parallel to the battery detaching direction, the third elastic assembly 44 respectively acts a force on the connecting portion 42 and the first mounting seat 41 and is used for driving the connecting portion 42 to move in a direction away from the first mounting seat 41, so that the detachable portion 43 elastically moves in a direction parallel to the battery detaching direction relative to the battery tray 2, and can reset through the third elastic assembly 44 after the detachable portion 43 is used, and stability is high. Wherein, the partial structure of connecting portion 42 sets up in first mount pad 41, through first mount pad 41 in order to realize the installation of connecting portion 42 and dismouting portion 43, provides reliable protection architecture to connecting portion 42 and dismouting portion 43, has increased structural stability, and overall structure is simple, compact.

In another embodiment, one end of the battery attachment/detachment mechanism 4 facing the fixing member is swingable relative to the battery tray 2 in a direction oblique to the battery attachment/detachment direction. The lower end of the dismounting part 43 is movably connected with the upper end of the connecting part 42, the upper end of the dismounting part 43 can swing towards the outside direction of the axis of the connecting part 42 from the axis of the connecting part 42, so that the dismounting part 43 can swing along the direction inclined to the battery dismounting direction relative to the battery tray 2, even if errors occur in the relative positioning of the battery dismounting mechanism 4 and the fixed component in the horizontal direction, the battery dismounting mechanism 4 can be finely adjusted in a certain floating space through the swinging of the battery dismounting mechanism 4 and can be connected with the fixed component, further unlocking or locking of the fixed component is realized, the requirement of positioning precision is lowered, and the efficiency of aligning the fixed component is improved.

In the present embodiment, the detachable portion 43 is connected to the connecting portion 42 via a pivot shaft. The swinging between the dismounting part 43 and the connecting part 42 is realized by the pivot shaft, and the structure is simple and reliable. Of course, other movable connection modes may be adopted between the detachable portion 43 and the connection portion 42, and the present invention is not limited thereto.

The battery mounting/dismounting mechanism 4 further includes a reset member 45, the reset member 45 is fitted over the outer peripheral surfaces of the mounting/dismounting portion 43 and the connecting portion 42, and the reset member 45 is used to make the axis of the mounting/dismounting portion 43 coincide with the axis of the connecting portion 42. The reset component 45 is sleeved on the outer peripheral surface of the dismounting part 43 and drives the dismounting part 43 to reset, so that the axis of the dismounting part 43 can coincide with the axis of the fixing component, unlocking or locking of the fixing component is further realized, and stability is higher.

In the present embodiment, the return component 45 is a spring, and may be a wave spring. In other embodiments, the reset component 45 may also be made of other elastic materials such as a rubber sleeve, and has a simple structure and reliable use.

The battery attachment/detachment mechanism 4 further includes a second driving portion 46, the second driving portion 46 is in transmission connection with the connecting portion 42, and the second driving portion 46 applies a torque to the attachment/detachment portion 43 through the connecting portion 42. The second driving portion 46 is used for providing a rotation driving force, and applies a torque to the dismounting portion 43 through transmission of the connecting portion 42, so that unlocking or locking can be achieved through torsion of the fixing part, and the locking device is very convenient to use, convenient to control, high in precision and high in stability.

In this embodiment, the battery mounting and dismounting mechanism 4 is a torque gun, the mounting and dismounting portion 43 is a sleeve device, and the second driving portion 46 is a motor assembly; the motor assembly drives the sleeve arrangement to rotate via the connection 42. The sleeve device of the torque gun is controlled to rotate to unlock or lock the fixed part, the torque gun is driven by the motor assembly, the structure is simple and stable, and accurate control over torque and the number of rotating turns can be realized.

The quantity of battery dismouting mechanism 4 is a plurality of, and a plurality of battery dismouting mechanism 4 are array distribution on battery tray 2, and a plurality of fixed parts one-to-one respectively on a plurality of battery dismouting mechanism 4's the position and the battery package. Through set up on battery tray 2 with the battery dismouting mechanism 4 that a plurality of fixed parts on the battery package are corresponding for all battery dismouting mechanisms 4 can carry out unblock or locking to all fixed parts simultaneously, with the dismantlement or the installation between realization battery package and the vehicle, have improved the efficiency and the stability of unblock or locking by a wide margin.

Example 2

As shown in fig. 11 to 13, the present embodiment provides another swapping robot, and the swapping robot in the present embodiment is basically the same as the swapping robot in embodiment 1, except that a leveling component 3 is added in the present embodiment. Wherein the same reference numerals as in embodiment 1 denote the same elements in this embodiment. This trade electric robot still includes levelling part 3, and the bottom of levelling part 3 is connected on shuttle chassis 5, and the top of levelling part 3 is used for cooperateing with the chassis of vehicle, makes battery dismouting mechanism 4 that is located on battery tray 2 realize levelling and aims at before unblock or locking to realize trading electric equipment and reach the levelling position, from strong adaptability, trade electric stability height, and operating speed is fast, efficient.

The number of the leveling members 3 may be plural, and the top ends of the leveling members 3 have abutting surfaces 31, and the abutting surfaces 31 are located on the same plane. The height of a plurality of leveling parts 3 is the same, and the plane that the top surface of leveling part 3 formed is for leaning on face 31, leans on face 31 to be located same horizontal plane through a plurality of, realizes leveling more stably, and levels the effect better. The number of the leveling members 3 is four in the present embodiment, and four leveling members 3 are respectively located at four corners of the shuttle chassis 5. The four leveling parts 3 are arranged at the four corners of the shuttle car chassis 5, so that the structure is simple, and the stability is high; simultaneously, the space that forms between four levelling parts 3 will be used for setting up structures such as battery tray 2, battery dismouting mechanism 4, and dodge the position that is used for holding the battery package, effectively avoid taking place the interference phenomenon.

The battery replacing robot can further comprise a lifting mechanism 501, the battery tray 2 is arranged on the lifting mechanism 501, and the lifting mechanism 501 drives the battery tray 2 to ascend or descend along the disassembling and assembling direction of the battery pack. After the top of the leveling component 3 is matched with the chassis of the vehicle, the battery tray 2 is lifted to the working position through the lifting mechanism 501, so that the battery disassembling and assembling mechanism 4 can be aligned and matched with the fixed component of the battery pack, and the battery pack is unlocked or locked. After the unlocking or locking is completed, the battery tray 2 is moved downward by the lifting mechanism 501, so that the battery detaching mechanism 4 is moved in a direction away from the vehicle, and the shuttle chassis 5 is moved away from the lower side of the vehicle.

In this embodiment, the battery swapping device has an initial state and a battery swapping state. When in the initial state, the leveling member 3 is higher than the battery mounting and demounting mechanism 4. When the battery replacement process starts, the leveling component 3 with a higher position is used for leveling the vehicle, and then the battery replacement operation is carried out by the battery disassembly and assembly mechanism 4. In other embodiments of the present invention, the lifting mechanism 501 may be adopted to adjust the position relationship between the leveling component 3 and the battery disassembling and assembling mechanism 4 at any time, so as to facilitate the battery replacing operation.

The lifting mechanism 501 comprises a first driving part 511 and a transmission part 512, the first driving part 511 is arranged on the shuttle car chassis 5, and the transmission part 512 is respectively connected with the first driving part 511 and the battery tray 2. The first driving portion 511 is used to provide driving force, and the transmission portion 512 applies force to the battery tray 2, so that the battery tray 2 is lifted or lowered in the battery pack attaching/detaching direction. The first driving part 511 and the transmission part 512 are adopted to realize the lifting of the battery tray 2, and the structure is simplified as far as possible to ensure that the battery replacement operation of the battery replacement equipment is not influenced while the lifting stability is ensured.

In this embodiment, the first driving portion 511 is a motor, the transmission portion 512 is a cam, the motor drives the cam to rotate, and when the protruding portion of the cam pushes up the battery tray 2, the battery tray 2 is located at the working height. Simple structure, convenient installation and setting and low cost. Of course, in other alternative embodiments, the first driving portion 511 may also use another driving mechanism, such as a hydraulic device, to provide the driving force, and the transmission portion 512 may also use another transmission component, such as a transmission rod, to achieve the transmission of the driving force.

While specific embodiments of the utility model 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 utility model 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. The battery replacing equipment is characterized by comprising a shuttle car, a battery tray and a battery disassembling and assembling mechanism; the battery tray is used for bearing a battery pack, and is connected to the upper part of the shuttle car through a tray mounting mechanism along the battery pack dismounting direction; the battery disassembling and assembling mechanism is used for unlocking or locking a fixing part of the battery pack and is arranged on the battery tray;

2. The battery swapping device of claim 1, wherein the battery tray is coupled to the shuttle car along a battery pack removal direction by a tray mounting mechanism, the tray mounting mechanism comprising:

a mounting part connected to the battery tray;

a fixed portion connected to the shuttle; and

3. The battery replacement device as claimed in claim 2, wherein the fixing portion comprises a housing and a fixing base, the fixing base is disposed below the mounting portion along a battery pack mounting and dismounting direction, the housing is disposed around the outside of the mounting portion, and the housing is disposed above the fixing base and connected to the fixing base;

4. The battery swapping device of claim 3, wherein the mounting portion comprises a first mounting seat, a first connector, and a second connector, the first mounting seat being configured to mount the battery tray; one end of the first connecting piece is connected to the first mounting seat, and the other end of the first connecting piece is connected to the first elastic assembly; the second connecting piece is clamped between the shell and the first connecting piece, and the second elastic assembly is arranged between the shell and the second connecting piece.

5. The battery replacement device as claimed in claim 4, wherein the mounting portion further comprises a guide portion, the guide portion is disposed above the second connecting member in a battery pack attaching and detaching direction, and the guide portion is disposed around an outer side of the first connecting member;

the inner wall surface of the guide part is matched with the outer wall surface of the first connecting piece, so that the first connecting piece can move relative to the guide part along the battery pack assembling and disassembling direction.

6. The battery replacement device as claimed in claim 4, wherein the mounting portion further comprises a bushing interposed between the first connecting member and the second connecting member, and the first connecting member and the second connecting member slide relative to each other in a battery pack removal direction through the bushing.

7. The battery replacement device as claimed in claim 4, wherein the first connecting member includes a sleeve body and a sleeve end cover, the sleeve body is sleeved on a portion of the first elastic assembly, and a gap of a first preset distance is formed between the fixing base and the lower end surface of the sleeve body when the first elastic assembly is not elastically deformed.

8. The battery replacement device as claimed in claim 7, wherein the tray mounting mechanism further comprises a first pad plate, the first pad plate is disposed between the first elastic component and the fixed base, an upper surface of the first pad plate is matched with the first elastic component, and a lower surface of the first pad plate is in contact with the fixed base.

9. The battery replacement device as claimed in claim 8, wherein the fixed base further comprises a first sliding plate embedded in a position corresponding to the first pad on a surface of the fixed base facing the mounting portion.

10. The battery swapping device as in claim 4, wherein the second elastic assembly comprises a plurality of elastic members, and the plurality of elastic members are arranged between the second connecting member and the housing along different directions so as to enable the mounting portion to move relative to the housing in a plane perpendicular to a battery pack mounting and dismounting direction;

under the condition that the second elastic assembly is not elastically deformed, a gap with a second preset distance is formed between the shell and the second connecting piece.

11. The battery replacement device as claimed in claim 10, wherein a plurality of the elastic members are arranged in pairs, and the elastic deformation directions of each pair of the elastic members are in the same straight line.

12. The battery swapping device as in claim 11, wherein the tray mounting mechanism further comprises a first moving member, a first receiving groove is circumferentially disposed on an outer wall surface of the second connecting member, and the first moving member is engaged with the first receiving groove and is movable in the first receiving groove;

13. The battery swapping apparatus as in claim 4, wherein the tray mounting mechanism further comprises a vertical fixing member, the fixed base is provided with a first through hole, and the vertical fixing member penetrates through the first through hole of the fixed base and the first elastic assembly along the battery pack disassembling and assembling direction and is connected to the first connecting member; under the condition that the second elastic assembly is not elastically deformed, a gap with a third preset distance is formed between the vertical stable piece and the edge of the first through hole.

14. The battery replacing device as recited in claim 13, wherein the tray mounting mechanism further comprises a second backing plate disposed between the vertical stabilizing member and the stationary base, wherein a lower surface of the second backing plate is engaged with the vertical stabilizing member and an upper surface of the second backing plate is in contact with the stationary base.

15. The battery replacement device as claimed in claim 14, wherein the fixed base further comprises a second sliding plate embedded in a position corresponding to the second pad on a surface of the fixed base away from the mounting portion.

16. The battery swapping device as in any one of claims 2-15, wherein the number of the tray mounting mechanisms is multiple, and the multiple tray mounting mechanisms are uniformly distributed at the bottom of the battery tray.

17. The battery replacement device as claimed in claim 1, wherein the battery removal and installation mechanism comprises a second mounting base, a connecting portion and a removal and installation portion, the lower end of the second mounting base is mounted on the battery tray, the removal and installation portion is used for unlocking or locking a fixing part of a battery pack, and the removal and installation portion is connected to the second mounting base through the connecting portion;

18. The battery swapping apparatus of claim 17, wherein the disassembly section is connected to the connection section by a pivot.

19. The battery replacement device as claimed in claim 17, wherein the battery removing and mounting mechanism further comprises a reset member, the reset member is sleeved on the outer peripheral surfaces of the removing and mounting portion and the connecting portion, and the reset member is used for enabling the axis of the removing and mounting portion to coincide with the axis of the connecting portion.

20. The battery swapping apparatus of claim 17, wherein the battery removal mechanism further comprises a second driving portion in driving connection with the connecting portion, the second driving portion applying a torque to the removal portion through the connecting portion.

21. The battery swapping apparatus of claim 20, wherein the battery disassembly and assembly mechanism is a torque gun, the disassembly portion is a sleeve device, and the second driving portion is a motor assembly; the motor assembly drives the sleeve device to rotate through the connecting part.

22. The battery swapping apparatus as in any one of claims 17 to 21, wherein the number of the battery disassembling and assembling mechanisms is plural, the plural battery disassembling and assembling mechanisms are distributed on the battery tray in an array, and the positions of the plural battery disassembling and assembling mechanisms correspond to the plural fixing parts on the battery pack one by one, respectively.

23. A swapping robot comprising a swapping device as claimed in any one of claims 1-22.

24. The battery replacing robot as claimed in claim 23, further comprising a shuttle car chassis and a lifting mechanism, wherein the shuttle car is disposed on the shuttle car chassis through the lifting mechanism, and the lifting mechanism drives the battery replacing device to ascend or descend along a battery pack disassembling and assembling direction.

25. A swapping station, characterized in that it comprises a swapping robot as claimed in claim 23 or 24.