WO2023098898A1 - Tray mounting mechanism, battery swapping apparatus and battery swapping station - Google Patents

Abstract

Provided in the present application are a tray mounting mechanism, a battery swapping apparatus and a battery swapping station. The tray mounting mechanism is applied to the battery swapping station, a tray is used for bearing a battery pack, the tray mounting mechanism comprises a mounting part, a fixing part and a first elastic assembly, the mounting part is used for mounting the tray, and the first elastic assembly is arranged between the mounting part and the fixing part; the first elastic assembly elastically deforms in a first direction, so that the mounting part moves in the first direction relative to the fixing part; and the first direction is parallel to a battery pack disassembling and assembling direction. According to the tray mounting mechanism, by arranging the first elastic assembly, the mounting part can be connected to the fixing part in a floating manner, so that the mounting part can drive the tray to be finely adjusted in a certain floating space to a position in the battery pack disassembling and assembling direction, thereby improving the adaptivity of the tray mounting mechanism and the tray, facilitating a disassembling and assembling mechanism to align with a fastener, improving the loading and unloading efficiency of the battery pack, and reducing part damage.

Description

A pallet installation mechanism, power exchange equipment and power exchange station

This application claims the priority of the Chinese patent application CN2021114634290 with the filing date on December 2, 2021, and the Chinese patent application CN202111460204X with the filing date on December 2, 2021. This application cites the full text of the above-mentioned Chinese patent application.

technical field

The present application relates to the field of battery swapping, in particular to a tray installation mechanism, battery swapping equipment, and a swapping station.

Background technique

The battery pack arrangement methods of existing electric vehicles are generally divided into fixed type and replaceable type. Among them, the fixed type battery is generally fixed on the vehicle, and the vehicle is directly used as the charging object when charging. The replaceable battery box is generally fixed on the bracket of the vehicle by means of movable installation. The battery case can be removed for replacement or charging of the battery case alone. After the replaced battery box is fully charged, it is reinstalled on the vehicle.

For the replaceable battery installation method, the battery replacement station usually includes battery replacement equipment, which is used to realize the transfer of the battery pack between the battery replacement station and the charging compartment, and to realize the installation or removal of the battery pack. Tray that holds the battery pack.

For the replaceable battery pack, it can be mounted to the vehicle bracket through fasteners, and the locking device on the vehicle bracket can realize the fixing of the battery pack. The pallet is usually provided with a dismounting mechanism to complete related operations. The dismounting mechanism can lock or unlock the fasteners, thereby realizing the installation or removal of the battery pack. At present, during the installation or removal of the battery pack, due to the inaccurate positioning of the vehicle or the battery replacement equipment, it is often difficult to align the battery pack with the installation position or the disassembly mechanism with the fasteners, resulting in The battery box is difficult to install and disassemble. In this case, the installation or disassembly of the disassembly mechanism may easily cause damage to the battery pack or fasteners.

Contents of the invention

The technical problem to be solved in this application is to provide a tray installation mechanism, battery replacement equipment and a battery replacement station in order to overcome the defects in the prior art that the assembly and disassembly mechanism is difficult to align with the fasteners, resulting in difficult assembly and disassembly of the battery box and easy damage.

In the first aspect, the present application provides a tray installation mechanism, which is applied in a power station. The tray is used to carry battery packs. Install the tray, the first elastic component is arranged between the installation part and the fixing part; the first elastic component is elastically deformed along the first direction, so that the installation part is relatively fixed moving along the first direction;

Wherein, the first direction is parallel to the battery pack disassembly direction.

In this solution, by setting the first elastic component, the installation part can be floatingly connected to the fixed part, so that the installation part can drive the tray to fine-tune the position in the direction of battery pack disassembly and assembly in a certain floating space, and improve the stability of the tray installation mechanism and the tray. Self-adaptive, it is convenient for disassembly and assembly mechanism to align fasteners, and improves the efficiency of loading and unloading of battery packs. In addition, the floating in the direction of battery pack disassembly can prevent the tray from rising too much, resulting in a rigid collision between the protruding parts on the tray and the electric vehicle, and prolonging the service life of the tray.

Preferably, the mounting part includes a mounting base and a first connecting piece, the mounting base is used for mounting the tray, one end of the first connecting piece is connected to the mounting base, and the other end of the first connecting piece One end is connected to the first elastic component.

In this solution, the mounting seat is connected to the first elastic component through the first connecting piece, which increases the area where the mounting part is connected to the first elastic component or other components. For example, when there is a need for floating in other directions, it can be used Elastic elements in other directions are directly connected to the first connecting element, preventing the first elastic assembly or other components from interfering with the connection between the mounting base and the tray.

Preferably, the first connector includes a sleeve body and a sleeve end cap, the sleeve end cap is arranged on one side of the sleeve body, and the sleeve body is sleeved on part of the first elastic components;

When the first elastic component is not elastically deformed, there is a gap of a preset distance between the fixing part and the lower end surface of the sleeve body.

In this solution, the first connecting piece is set in the form of a sleeve, the first elastic component is connected to the mounting seat through the end cover of the sleeve, and the sleeve body is convenient to cooperate with other components, for example, a shape-matching shell is provided outside the sleeve body , can prevent the first elastic component from being skewed during the floating process, and in addition, the sleeve body can protect the first elastic component from being eroded by the environment and prolong the service life. There is a preset gap between the lower end surface of the sleeve body and the fixing part, which can accommodate the expansion and contraction of the first elastic component, so as to provide a space for the installation part to move parallel to the direction of disassembling and assembling the battery pack, and limit the floating stroke of the installation part.

Preferably, the first elastic component is a spring, and two ends of the first elastic component abut against the sleeve end cap and the fixing part respectively.

In this solution, the spring is used as the first elastic component, the structure is simple and reliable, and the cost is low.

Preferably, the installation part further includes a guide part, and the guide part is arranged around the outer side of the first connecting part;

Wherein, the inner wall surface of the guide part matches the outer wall surface of the sleeve body, so that the sleeve body can move in a first direction relative to the guide part.

In this solution, a shape-matched guide part is provided outside the sleeve body, so that the sleeve body moves along the guide part, so as to avoid distortion of the movement path of the sleeve body during the floating process of the first elastic component.

Preferably, the installation part further includes a bush, and the bush is interposed between the guide part and the first connecting part.

In this solution, by providing the bushing, the friction between the guide part and the first connecting part can be reduced, so that the movement of the first connecting part in the direction of battery disassembly and assembly is smoother, and the service life is prolonged.

Preferably, the tray installation mechanism further includes a vertical stabilizer, and the vertical stabilizer passes through the fixing part and the first elastic component along a first direction to reach the installation part;

Wherein, the vertical stabilizer is connected to the installation part, or, the vertical stabilizer is connected to the fixing part.

In this solution, the vertical stabilizer is used to connect the installation part to the fixed part, so as to prevent the installation part from detaching from the fixed part along the battery pack disassembly direction during the floating process.

Preferably, the vertical stabilizer is a bolt, the fixing part is provided with a first through hole, and the bolt passes through the first elastic component through the first through hole and is screwed to the installation part.

In this scheme, the vertical stabilizers are in the form of bolts, which have a simple structure and are easy to install. The bolt head is arranged on the outside of the fixing part (not connected with the fixing part), and the other end of the bolt is screwed to the installation part, so as to realize the floating along the first direction and prevent the installation part from detaching from the fixing part.

Preferably, the fixed part includes a housing and a fixed base, the fixed base is arranged below the installation part along the first direction, the housing is arranged above the fixed base and surrounds the fixed base the outside of the installation part; the tray installation mechanism also includes a second elastic assembly, the second elastic assembly is arranged between the installation part and the housing, and the second elastic assembly is perpendicular to the first direction Elastic deformation occurs, so that the mounting part moves relative to the fixing part along a direction perpendicular to the direction of disassembling and assembling the battery pack.

In this solution, the fixed part adopts the form of a fixed base and a housing. The fixed base is used to fix the fixed part on the power exchange equipment on the one hand, and is used to connect the first elastic component to realize floating along the first direction on the other hand. . By setting the second elastic component, the installation part can float relative to the casing along the direction perpendicular to the first direction, so that the installation part can drive the tray to fine-tune the position on the plane perpendicular to the first direction in a certain floating space, thereby improving the tray installation mechanism and tray adaptability.

Preferably, the second elastic component includes a first elastic member arranged along a second direction and a second elastic member arranged along a third direction; the second direction is perpendicular to the third direction.

In this solution, the first elastic member and the second elastic member are arranged perpendicular to each other, which optimizes the installation position of the second elastic component on the tray installation mechanism, and facilitates self-adaptive adjustment of the installation part in all directions in the entire horizontal plane.

Preferably, the first elastic member and the second elastic member are springs, one end of the first elastic member and the second elastic member are connected to the housing, and the other end is connected to the mounting part .

Preferably, the tray installation mechanism further includes a first backing plate, the first backing plate is arranged between the first elastic component and the fixed base, the upper surface of the first backing plate is in contact with the first elastic The components are matched, and the lower surface is in contact with the fixed base.

In this solution, the first backing plate can reduce the friction between the fixed base and the first elastic component, so that the first elastic component can move more smoothly in the direction perpendicular to the battery disassembly and assembly, and prolong the service life.

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

In this solution, the first sliding plate cooperates with the first backing plate to further reduce the friction between the fixed base and the first elastic component.

In the second aspect, the present application provides a tray installation mechanism, which is applied in a power station. The tray is used to carry battery packs. The tray installation mechanism includes a mounting part, a fixing part, a first elastic component, and a second elastic component. The installation part is used to install the tray, the first elastic component and the second elastic component are both arranged between the installation part and the fixing part, and the first elastic component is elastically deformed so that The mounting part moves relative to the fixing part parallel to the battery pack disassembly direction; the second elastic component is elastically deformed so that the installation part moves perpendicular to the battery pack disassembly direction relative to the fixing part move.

In this solution, by setting the first elastic component, the mounting part can drive the tray to fine-tune the position of the battery pack in the direction of disassembly and assembly of the battery pack in a certain floating space, so as to facilitate the alignment of the disassembly mechanism with the fastener in the direction of disassembly and assembly of the battery pack , to improve the loading and unloading efficiency of the battery pack; in addition, the floating in the direction of battery pack disassembly can prevent the pallet from rising too much, resulting in a rigid collision between the protruding parts on the pallet and the electric vehicle, and prolong the service life of the pallet. By setting the second elastic component, the installation part can drive the tray to fine-tune the position on the plane perpendicular to the direction of battery pack disassembly in a certain floating space, so that the disassembly mechanism can float on the plane perpendicular to the direction of battery pack disassembly. quasi-fasteners. The installation part of this scheme can float in the direction of battery pack disassembly and assembly and in the plane perpendicular to the direction of battery pack disassembly and assembly, which improves the adaptability of the tray installation mechanism and tray, facilitates the alignment of the disassembly mechanism with fasteners, and improves The loading and unloading efficiency of the battery pack reduces component damage.

Preferably, the installation part includes an interconnected installation seat and a connection assembly, the installation seat is used to install the tray, and the connection assembly is connected to the first elastic assembly and the second elastic assembly.

In this solution, the first elastic component and the second elastic component can act on the mounting base by being connected to the connecting component, so as to avoid interfering with the connection between the mounting base and the tray.

Preferably, the connecting assembly includes a first connecting piece and a second connecting piece, and the fixing part includes a housing and a fixing base;

The first connecting piece, the second connecting piece and the housing are sleeved sequentially from the inside to the outside, and the fixing base is arranged below the first connecting piece along the direction parallel to the disassembly and assembly of the battery pack, The first connecting piece is connected to the first elastic component, and the second connecting piece is connected to the second elastic component.

In this solution, the first elastic component is arranged between the first connector and the fixed base, and the first elastic component expands and contracts relative to the fixed base to drive the first connector to float along the battery pack disassembly direction, and the second elastic component is arranged on the Between the second connecting part and the casing, the second elastic component expands and contracts relative to the casing to drive the second connecting part to float along a direction perpendicular to the direction of disassembling and assembling the battery pack. The first connecting piece and the second connecting piece are in the form of nesting each other. On the one hand, the second connecting piece can transfer the float to the first connecting piece along the direction perpendicular to the disassembly and assembly of the battery pack, so that only the first connecting piece needs to be connected to The mounting seat can simultaneously realize the floating parallel to the battery pack disassembly direction and perpendicular to the battery pack disassembly direction, reducing the parts connected on the mounting seat and simplifying the overall structure; on the other hand, the second connecting piece is located at the first The outer side of a connecting part can prevent the first connecting part from being skewed during the floating process, and maintain the stability of the pallet during the floating process. The housing is sleeved on the outside of the second connector, and there is more space for the second elastic component to be arranged between the fixed part and the floating installation part, and the second elastic component can be arranged along the entire circumference, which is beneficial to increase The floating direction on the plane of the installation direction further improves the adaptability of the tray installation mechanism and the tray.

Preferably, the first connector includes a sleeve body and a sleeve end cap, the sleeve end cap is arranged on one side of the sleeve body, and the sleeve body is sleeved on part of the first elastic components;

When the first elastic component is not elastically deformed, there is a gap of a first preset distance between the upper end surface of the fixing base and the lower end surface of the sleeve body.

In this solution, the sleeve end cap is used to connect to the mounting seat, and the sleeve body can protect the first elastic component from environmental erosion and prolong the service life. The gap of the first preset distance is used for the expansion and contraction of the first elastic component, so as to provide a space for the installation part to move parallel to the direction of disassembling the battery pack, and limit the floating stroke of the installation part along the direction parallel to the direction of disassembling the battery pack.

Preferably, when the second elastic component is not elastically deformed, there is a gap of a second preset distance between the outer wall surface of the second connecting member and the inner wall surface of the housing.

In this solution, the gap of the second preset distance is used for the expansion and contraction of the second elastic component, so as to provide space for the installation part to move along the direction perpendicular to the battery pack disassembly direction, and to limit the movement of the installation part along the direction perpendicular to the battery pack disassembly direction. floating stroke.

Preferably, the inner wall surface of the housing is provided with an engaging portion, and the outer wall surface of the second connector is provided with a matching portion, and the engaging portion and the engaging portion are aligned perpendicular to the battery pack disassembly direction. Swipe to match.

In this solution, through the above arrangement, the second connecting piece can be clamped on the housing, on the one hand, it facilitates the positioning of the second connecting piece during installation, and on the other hand, it acts as a limiter for the second connecting piece, so that The second connecting piece can only produce a displacement perpendicular to the battery pack disassembly direction relative to the casing, so as to prevent the second connecting piece from causing too much vertical movement relative to the casing and detaching from the fixing part during the floating process.

Preferably, the tray installation mechanism further includes a first movable part;

Wherein, the first movable part is movably connected with the outer wall of the second connecting part, one end of the second elastic component is connected with the first movable part, and the other end is connected with the second connecting part or the The casing is connected; or, the first movable part is movably connected with the inner wall of the casing, one end of the second elastic component is connected with the first movable part, and the other end is connected with the second connecting part .

In this solution, by setting the first movable part, the second elastic component can move with the first movable part relative to the mounting part, so that even if the direction in which the tray moves in the plane is not consistent with the direction in which the second elastic component is set, the second elastic component A certain amount of floating can also be realized with the movement of a movable part, which improves the adaptability of the tray installation mechanism.

Preferably, a first accommodating groove is provided on the outer wall surface of the second connecting member in the circumferential direction, and the first movable member cooperates with the first accommodating groove and is in the first accommodating groove it can move.

In this solution, the first accommodating groove extending in the circumferential direction is provided so that the second connecting member can move or rotate in the circumferential direction during the floating process, thereby improving the adaptability of the tray installation mechanism.

Preferably, the first movable member is a ball, and the ball can roll in the first accommodation groove.

In this solution, the first movable part is set in the form of a ball. On the one hand, the second elastic component can accept forces from various directions in a plane perpendicular to the battery pack disassembly direction, so that the tray moves along the plane in all directions in this plane. The movement can be self-adaptive, and on the other hand, it is convenient to realize the movement or rotation of the second connecting member along the circumferential direction, so as to improve the self-adaptability of the tray installation mechanism.

A first installation hole is provided on the inner wall of the housing, and the first elastic component is partially embedded in the first installation hole;

The casing is provided with a threaded hole, and a jacking thread is arranged in the threaded hole, and the threaded hole and the jacking thread form the first installation hole, and one end of the first elastic component abuts against the jacking thread, The other end abuts against the first movable part.

In this solution, the jacking wire is used to install the second elastic component to the casing, which has a simple structure and is convenient for installation, and the elastic deformation stroke of the first elastic component can be adjusted by adjusting the position of the jacking wire.

Preferably, the tray installation mechanism further includes a second movable part and a third elastic component; a second mounting hole is provided on the surface of the fixed base facing the second connecting part, and the third elastic component is disposed on the In the second mounting hole, one end of the third elastic component is connected to the bottom of the second mounting hole, and the other end is movably connected to the mounting part through the second movable part; the third elastic component is elastically Deformation, so that the second movable member moves relative to the fixed base along the battery pack disassembly direction;

A second accommodating groove is provided at the bottom of the second connecting member in the circumferential direction, and when the third elastic component is not elastically deformed, the second movable member cooperates with the second accommodating groove.

In this solution, the flexible connection between the second connecting part and the fixed base is realized through the second movable part, which facilitates the floating between the second connecting part and the fixed base; by setting the third elastic component, the second connecting part can be realized The floating in the direction of battery pack disassembly improves the tray installation mechanism and tray adaptability. Setting the second accommodation groove, on the one hand, facilitates the positioning and reset of the second connecting piece. When installing, align the second accommodation groove with the second movable piece to achieve precise positioning. After the battery pack is disassembled and assembled, pass the second The restoring force of the elastic component drives the installation part to move until the second movable part is stuck in the second accommodation groove to realize the reset; on the other hand, the second accommodation groove is opened along the ring direction, which can allow the second The connecting piece moves in the circumferential direction relative to the fixed base, thereby improving the floating alignment effect.

Preferably, the installation part further includes a guide part, the guide part is arranged above the second connector along the battery disassembly direction, and the guide part is arranged around the outer side of the first connector;

Wherein, the inner wall surface of the guide part matches the outer wall surface of the first connecting part, so that the first connecting part can move relative to the guiding part along the battery dismounting direction.

In this solution, on the one hand, a shape-matched guide part is provided on the outside of the first connecting part, which has the function of guiding and limiting the floating of the first connecting part, so that the first connecting part can move along the guiding part, avoiding the second The moving path of the sleeve body is skewed during the floating process of an elastic component. On the other hand, the guide part is arranged above the second connecting piece, so as to avoid affecting the floating of the second connecting piece.

Preferably, the tray installation mechanism further includes a bush, and the bush is interposed between the first connecting piece and the second connecting piece.

In this solution, the bushing can reduce the friction caused by the friction between the first connecting part and the second connecting part, so that the movement of the first connecting part in the direction of battery disassembly and assembly is smoother, and the service life is improved.

Preferably, the tray installation mechanism further includes a first backing plate, the first backing plate is arranged between the first elastic component and the fixed base, and the upper surface of the backing plate is in contact with the first elastic component. Cooperate, the lower surface is in contact with the fixed base.

In this solution, the first backing plate reduces the friction between the fixed base and the first elastic component, making the movement of the first elastic component perpendicular to the direction of battery disassembly and assembly smoother and prolonging the service life.

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

In this solution, the first sliding plate cooperates with the first backing plate to further reduce the friction between the fixed base and the first elastic component.

Preferably, the tray installation mechanism further includes a vertical stabilizer, a first through hole is opened on the fixed base, and the vertical stabilizer passes through the first through hole and the first through hole of the fixed base along the battery pack disassembly direction. The first elastic component reaches the installation part;

Wherein, the vertical stabilizer is connected to the installation part, or, the vertical stabilizer is connected to the fixing part.

In this solution, the first through hole is used for the vertical stabilizer to pass through, and the vertical stabilizer is used to connect the installation part to the fixed base, so as to prevent the installation part from detaching from the fixed base during the floating process.

Preferably, the vertical stabilizer is a bolt, and the vertical stabilizer is screwed to the first connecting member; when the second elastic component is not elastically deformed, the vertical stabilizer and the vertical stabilizer There is a gap with a third preset distance between the edges of the first through holes.

In this solution, since the second connecting piece pushes the first connecting piece to move in a direction perpendicular to the battery pack disassembly direction, when the vertical stabilizer is connected to the first connecting piece, the first connecting piece can drive the vertical The stabilizer floats in a direction perpendicular to the disassembly and assembly direction of the battery pack. The gap of the third preset distance is used to provide space for the movement of the vertical stabilizer in the direction perpendicular to the disassembly direction of the battery pack, so as to prevent the vertical stabilizer from affecting the movement of the mounting part in the direction perpendicular to the direction of disassembly of the battery pack.

Preferably, the tray installation mechanism further includes a second backing plate, the second backing plate is arranged between the vertical stabilizer and the fixed base, the lower surface of the second backing plate is in contact with the vertical Cooperate with the stabilizer, and the upper surface is in contact with the fixed base.

In this solution, the second backing plate is used to reduce the friction between the fixed base and the vertical stabilizer, so that the vertical stabilizer can move more smoothly in the direction perpendicular to the battery disassembly and assembly, and prolong the service life.

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

In this solution, the second sliding plate is used to cooperate with the second backing plate to further reduce the frictional force between the fixed base and the vertical stabilizer.

Preferably, the second elastic assembly includes 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 that the installation part is relatively The fixing part moves in a plane perpendicular to the battery pack disassembly direction.

In this solution, by arranging a plurality of elastic members in different directions, the self-adaptive adjustment of the second connecting member in multiple directions in a plane perpendicular to the direction of disassembly and assembly 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 solution, the elastic parts in multiple directions are arranged in pairs, which optimizes the installation position of the elastic parts and facilitates the reset after the installation part floats. Affects the floating effect of the pallet mounting mechanism.

Preferably, both the first elastic component and the second elastic component are springs.

In the third aspect, the present application provides a battery swapping device, which includes a battery swapping device body, a tray for carrying a battery pack, and the above-mentioned tray installation mechanism, the fixing part of the tray installation mechanism is set on the On the main body of the battery replacement device.

In this solution, by adopting the above-mentioned tray installation mechanism on the power exchange equipment, the tray installation mechanism can drive the tray to fine-tune the position on the plane parallel to the battery pack disassembly direction and perpendicular to the battery pack disassembly direction in a certain floating space , Improve the adaptability of the tray installation mechanism and the tray, facilitate the alignment of the fasteners by the disassembly mechanism, improve the efficiency of loading and unloading the battery pack, and reduce component damage.

Preferably, the power exchange equipment body includes a chassis and a lifting part, the fixing part is arranged on the lifting part, and the lifting part drives the tray to lift up or down along the battery pack disassembly direction through the tray installation mechanism. decline.

In this solution, the lifting part is the benchmark for the floating of the pallet installation mechanism. When the lifting part drives the pallet mounting mechanism up and down, the pallet mounting mechanism enables the pallet to float, thereby realizing the adaptability of the pallet.

Preferably, there are multiple tray installation mechanisms, and the plurality of tray installation mechanisms are uniformly distributed on the tray; preferably, the number of the tray installation mechanisms is at least four, and at least four tray installation mechanisms The mounting mechanisms are evenly distributed on the pallet.

In this solution, the pallet installation mechanism adopts the above arrangement, which can ensure that the floating of the pallet is more stable, and avoid the skew of the pallet during the floating process from affecting the installation and alignment process.

In a fourth aspect, the present application provides a power exchange station, including the above-mentioned power exchange equipment.

In this solution, by adopting the above-mentioned power exchange equipment in the power exchange station, the tray installation mechanism can drive the tray to fine-tune the position in a certain floating space parallel to the battery pack disassembly direction and perpendicular to the battery pack disassembly direction, Improve the adaptability of the tray installation mechanism and the tray, facilitate the alignment of the disassembly mechanism with the fasteners, improve the efficiency of loading and unloading the battery pack, and reduce component damage.

On the basis of conforming to common knowledge in the field, the above-mentioned preferred conditions can be combined arbitrarily to obtain the preferred examples of the present application.

The positive progress effect of this application is:

In the first aspect, the application sets the first elastic component, and the installation part can be floatingly connected to the fixed part, so that the installation part can drive the tray to fine-tune the position in the direction of battery pack disassembly and assembly in a certain floating space, and improve the stability of the tray installation mechanism and the tray. Self-adaptive, it is convenient for disassembly and assembly mechanism to align fasteners, and improves the efficiency of loading and unloading of battery packs. In addition, the floating in the direction of disassembling and installing the battery pack can prevent the pallet from rising too much, resulting in a rigid collision between the protruding parts on the pallet and the electric vehicle, and prolong the service life of the pallet. Correspondingly, for the power exchange equipment and the power exchange station including the tray installation mechanism, it has the advantages of improving the adaptability of the tray, improving the loading and unloading efficiency of the battery pack, and reducing component damage.

In the second aspect, the application sets up the first elastic component, so that the mounting part can drive the tray to fine-tune the position in the battery pack disassembly direction in a certain floating space, so that the disassembly mechanism can align the fasteners in the battery pack disassembly direction. , to improve the loading and unloading efficiency of the battery pack; in addition, the floating in the direction of battery pack disassembly can prevent the pallet from rising too much, resulting in a rigid collision between the protruding parts on the pallet and the electric vehicle, and prolong the service life of the pallet. By setting the second elastic component, the installation part can drive the tray to fine-tune the position on the plane perpendicular to the direction of battery pack disassembly in a certain floating space, so that the disassembly mechanism can float on the plane perpendicular to the direction of battery pack disassembly. quasi-fasteners. The installation part of this scheme can float in the direction of battery pack disassembly and assembly and in the plane perpendicular to the direction of battery pack disassembly and assembly, which improves the adaptability of the tray installation mechanism and tray, facilitates the alignment of the disassembly mechanism with fasteners, and improves The loading and unloading efficiency of the battery pack. Correspondingly, for the power exchange equipment and the power exchange station including the tray installation mechanism, it also has the advantages of improving the adaptability of the tray, improving the loading and unloading efficiency of the battery pack, and reducing component damage.

Description of drawings

FIG. 1 is a schematic perspective view of a tray installation mechanism according to Embodiment 1 of the present application.

Fig. 2 is an assembly diagram of the tray installation mechanism according to Embodiment 1 of the present application.

Fig. 3 is a perspective sectional view of the tray installation mechanism according to Embodiment 1 of the present application.

Fig. 4 is another perspective sectional view of the tray installation mechanism according to Embodiment 1 of the present application.

FIG. 5 is a cross-sectional view of the tray installation mechanism according to Embodiment 1 of the present application.

FIG. 6 is another cross-sectional view of the tray installation mechanism according to Embodiment 1 of the present application.

Fig. 7 is a schematic perspective view of the three-dimensional structure of the power exchange device according to Embodiment 1 and Embodiment 2 of the present application.

Fig. 8 is another schematic perspective view of the power exchange equipment according to Embodiment 1 and Embodiment 2 of the present application, wherein the tray is not shown.

FIG. 9 is an assembly diagram of the tray installation mechanism according to Embodiment 2 of the present application.

Fig. 10 is a perspective sectional view of a tray installation mechanism according to Embodiment 2 of the present application.

Fig. 11 is another perspective sectional view of the tray installation mechanism according to Embodiment 2 of the present application.

Fig. 12 is a cross-sectional view of a tray installation mechanism according to Embodiment 2 of the present application.

Fig. 13 is another cross-sectional view of the tray installation mechanism according to Embodiment 2 of the present application.

Embodiment 1 Explanation of reference numerals:

The tray installation mechanism 100; the installation part 10; the installation base 11; the tray installation end surface 111; the extension block 112; the first assembly hole 113; the third assembly hole 114; The second assembly hole 123; the guide portion 13; the groove 131; the bushing 14; the second connector 15; the connector body 151; the fourth assembly hole 1511; the top cover 152; the fifth assembly hole 1521; The first through hole 21; the shell 22; the fixed base 23; the first elastic component 30; the vertical stabilizer 40; the second elastic component 50; the first elastic component 51; the second elastic component 52; the first pad 60; The second through hole 61; the first sliding plate 70; the power exchange device 200; the power exchange device body 201; the chassis 2011; the lifting part 2012; the tray 202

Embodiment 2 Reference numeral explanation:

Tray mounting mechanism 100; mounting part 10; mounting seat 11; pallet mounting end surface 111; extension block 112; first connecting piece 12; sleeve body 121; sleeve end cap 122; groove 131; Part 15; first accommodating groove 16; second accommodating groove 17; guiding part 18; fixing part 20; first through hole 21; housing 22; The matching part 25; the first installation hole 26; the first elastic component 30; the vertical stabilizer 40; the second elastic component 50; the first elastic component 51; the second elastic component 52; the first movable component 53; The first backing plate 60; the second backing plate 61; the first sliding plate 70; the second sliding plate 71; the third elastic component 80; the second movable part 81; Lifting part 2012; tray 202

Detailed ways

The present application will be further described below by means of examples, but the present application is not limited to the scope of the examples.

Example 1

This embodiment discloses a tray installation mechanism 100 . As shown in FIGS. 1-8 , the tray installation mechanism 100 is applied in a power station, and the tray 202 is used to carry battery packs. The tray mounting mechanism 100 includes a mounting portion 10, a fixing portion 20 and a first elastic assembly 30, the mounting portion 10 is used to install the tray 202, the first elastic assembly 30 is arranged between the mounting portion 10 and the fixing portion 20; the first elastic assembly 30 is elastically deformed along the first direction, so that the mounting part 10 moves relative to the fixing part 20 along the first direction; wherein, the first direction is parallel to the battery pack disassembly direction.

By setting the first elastic component 30, the installation part 10 can be floatingly connected to the fixed part 20, so that the installation part 10 can drive the tray 202 to fine-tune the position in the battery pack disassembly direction in a certain floating space, and improve the tray installation mechanism 100 and the tray. The self-adaptive nature of 202 facilitates the alignment of fasteners by the disassembly mechanism and improves the efficiency of battery pack assembly and disassembly. In addition, the floating in the direction of battery pack disassembly can prevent the tray 202 from rising too much, causing the protruding parts on the tray 202 to collide with the electric vehicle, thereby prolonging the service life of the tray 202 .

It should be noted that the disassembly direction of the battery pack is determined by the fastening method between the electric vehicle and the battery pack. In this embodiment, the disassembly direction of the battery pack is the vertical direction, that is, the first direction is the vertical direction. In other alternative implementations, the battery pack disassembly direction may also be other directions, such as a direction extending within a horizontal plane or a direction having an included angle with the horizontal plane.

The mounting part 10 may include a mounting base 11 and a first connecting piece 12. The mounting base 11 is used for mounting the tray 202. One end of the first connecting piece 12 is connected to the mounting base 11, and the other end of the first connecting piece 12 is connected to the first elastic Component 30. The mounting seat 11 is connected to the first elastic assembly 30 through the first connecting piece 12, which increases the area where the mounting part 10 can be connected to the first elastic assembly 30 or other components. For example, when there is a floating requirement in other directions, it can be The elastic members in other directions are directly connected to the first connecting member 12 to prevent the first elastic component 30 or other components from interfering with the connection between the mounting base 11 and the tray 202 .

The mounting base 11 includes a tray mounting end surface 111 and an extension block 112 connected up and down. The tray mounting end surface 111 is provided with a first assembly hole 113 , and the mounting base 11 and the tray 202 are screwed together through the first assembly hole 113 . The first connecting piece 12 is connected to the extension block 112 . The cross-sectional area of the extension block 112 can be set to be smaller than the cross-sectional area of the tray installation end surface 111, so as to reduce the size of the entire tray installation mechanism 100 and reduce the cost.

The first connector 12 includes a sleeve body 121 and a sleeve end cap 122, the sleeve end cap 122 is arranged on one side of the sleeve body 121, and the sleeve body 121 is sleeved on part of the first elastic assembly 30; the first elastic assembly In the case of no elastic deformation of 30 , there is a predetermined gap between the fixing portion 20 and the lower end surface of the sleeve body 121 . Wherein, the preset distance may be a preset distance according to the actual floating demand. The first connecting member 12 is set in the form of a sleeve, and the first elastic component 30 is connected to the mounting seat 11 through the sleeve end cap 122. In this embodiment, one end of the first elastic component 30 directly abuts against the sleeve end cap 122 , in order to facilitate the installation and replacement of the first elastic component 30 , in other optional embodiments, the first elastic component 30 may also be fixedly connected to the sleeve end cap 122 by means of gluing or clamping. The sleeve body 121 is convenient for cooperating with other components. For example, a shape-matching shell can be provided outside the sleeve body 121, which can prevent the first elastic component 30 from being skewed during the floating process. In addition, the sleeve body 121 can protect the first elastic component. 30. Avoid environmental erosion and increase service life.

The sleeve end cap 122 is provided with a second assembly hole 123, and the mounting seat 11 is provided with a corresponding third assembly hole 114. The mounting seat 11 and the first connector 12 are threaded through the second assembly hole 123 and the third assembly hole 114. connect.

The first elastic component 30 is a spring, and two ends of the first elastic component 30 abut against the sleeve end cap 122 and the fixing portion 20 respectively. In this embodiment, a spring is used as the first elastic component 30 , which has a simple and reliable structure and low cost. In other optional embodiments, other components such as rubber parts can also be used as the first elastic component 30 .

The installation part 10 also includes a guide part 13, and the guide part 13 is arranged around the outer side of the first connector 12; wherein, the inner wall surface of the guide part 13 matches the outer wall surface of the sleeve body 121, so that the sleeve body 121 is relatively opposite to the guide part. 13 is movable along the first direction. A shape-matched guide portion 13 is provided outside the sleeve body 121 , so that the sleeve body 121 moves along the guide portion 13 and avoids skewing of the moving path of the sleeve body 121 during the floating process of the first elastic component 30 .

The mounting part 10 further includes a bushing 14 interposed between the guiding part 13 and the first connecting part 12 . The bushing 14 is made of a material with a relatively smooth surface. For example, polymer materials such as polytetrafluoroethylene can be used. The coefficient of friction of the bushing 14 is smaller than that of the guide part 13 and the first connecting part 12. By setting the bushing 14, the guide part can be reduced. 13 and the friction between the first connecting member 12 makes the movement of the first connecting member 12 in the direction of battery disassembly and assembly more smooth and prolongs the service life. Specifically, an outwardly recessed groove 131 is provided on the inner wall of the guide portion 13 for accommodating the bushing 14 and preventing the bushing 14 from falling off during the floating process.

The tray installation mechanism 100 further includes a vertical stabilizer 40 , which passes through the fixing part 20 and the first elastic component 30 to reach the installation part 10 along the first direction; wherein the vertical stabilizer 40 is connected to the installation part 10 . The vertical stabilizer 40 is used to connect the mounting part 10 to the fixing part 20, so as to prevent the mounting part 10 from detaching from the fixing part 20 along the battery pack disassembly direction during the floating process.

The vertical stabilizer 40 is a bolt. The fixing portion 20 is provided with a first through hole 21 . The bolt passes through the first elastic component 30 through the first through hole 21 and is screwed to the installation portion 10 . The vertical stabilizer 40 is in the form of a bolt, which has a simple structure and is easy to install. There is a certain gap between the first through hole 21 and the vertical stabilizer 40 , so that the vertical stabilizer 40 has a certain movable margin relative to the fixing part 20 . The head of the bolt is disposed outside the fixing part 20 , and the other end of the bolt is screwed to the mounting part 10 , so as to prevent the mounting part 10 from detaching from the fixing part 20 on the basis of realizing the floating along the first direction.

In other alternative embodiments, the vertical stabilizer 40 may also be connected to the fixing portion 20 . Specifically, the bolts are inserted into the installation part 10, the first elastic assembly 30 and the fixing part 20 from top to bottom, the bolt head is arranged on the outside of the installation part 10 and maintains a certain gap with the installation part 10, and the other end of the bolt is in contact with the installation part 10. The fixing part 20 is screwed, and on the basis of preventing the installation part 10 from detaching from the fixing part 20, the installation part 10 can be floated along the first direction.

The fixed part 20 includes a housing 22 and a fixed base 23, the fixed base 23 is arranged below the installation part 10 along the first direction, the housing 22 is arranged above the fixed base 23 and is arranged around the outside of the installation part 10; the tray installation mechanism 100 also includes a second elastic component 50, the second elastic component 50 is disposed between the mounting part 10 and the housing 22, and the second elastic component 50 is elastically deformed in a direction perpendicular to the first direction so that the mounting part 10 is relatively 20 move along the direction perpendicular to the battery pack disassembly.

On the one hand, the fixing base 23 is used to fix the fixing part 20 on the power exchange device 200 , and on the other hand, it is used to connect the first elastic component 30 to realize floating along the first direction. By setting the second elastic component 50, the installation part 10 can float relative to the housing 22 along the direction perpendicular to the first direction, so that the installation part 10 can drive the tray 202 to fine-tune the position on the plane perpendicular to the first direction in a certain floating space, Therefore, the adaptability of the tray installation mechanism 100 and the tray 202 is improved.

It should be noted that, in this embodiment, the fixing part 20 includes a housing 22 arranged outside the mounting part 10 to realize the fixing of the second elastic component 50. In other alternative embodiments, the fixing part can also be made 20 includes a fixed inner shell, the mounting part 10 is arranged around the outside of the fixed inner shell, and the second elastic component 50 is arranged between the fixed inner shell and the mounting part 10, and the second elastic component 50 can also be fixed.

The second elastic component 50 may include a first elastic member 51 arranged along a second direction and a second elastic member 52 arranged along a third direction; the second direction is perpendicular to the third direction. The first elastic member 51 and the second elastic member 52 are arranged perpendicular to each other, which optimizes the installation position of the second elastic assembly 50 on the tray installation mechanism 100 and facilitates self-adaptive adjustment of the installation part 10 in all directions in the entire horizontal plane. The first elastic member 51 and the second elastic member 52 are springs, one end of the first elastic member 51 and the second elastic member 52 are connected to the housing 22 , and the other end is connected to the installation part 10 . Specifically, there are two first elastic members 51 and two second elastic members 52 , the two first elastic members 51 are arranged oppositely, and the two second elastic members 52 are arranged oppositely.

The tray installation mechanism 100 may also include a second connecting piece 15, which is sandwiched between the first connecting piece 12 and the housing 22, and the inner wall surface of the second connecting piece 15 is in contact with the outer wall surface of the first connecting piece 12. Matching, the second elastic component 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 component 50, the floating in the vertical direction may cause the connection between the second elastic component 50 and the first connecting member 12 to be unstable, and also cause the first connecting member 12 Movement in the vertical direction is blocked. In this embodiment, by providing the second connecting piece 15, the second elastic component 50 can be directly arranged on the second connecting piece 15, so as not to interfere with the first connecting piece 12, so that it can float vertically as required.

The second connecting piece 15 includes a connecting piece body 151 and a top cover 152, the top cover 152 is arranged on the top of the connecting piece body 151, the top surface of the connecting piece body 151 is provided with a fourth assembly hole 1511, and the top cover 152 is provided with a first Five assembly holes 1521, the top cover 152 and the connector body 151 are connected by bolts.

It should be noted that, in this embodiment, the second connecting member 15 is the aforementioned guide portion 13 , and both are the same component. In other alternative embodiments, the second connecting piece 15 and the guiding portion 13 may also be set as two different components, and the second connecting piece 15 is set outside the guiding portion 13 .

The tray installation mechanism 100 also includes a first backing plate 60, the first backing plate 60 is arranged between the first elastic assembly 30 and the fixed base 23, the upper surface of the first backing plate 60 matches the first elastic assembly 30, and the lower surface Contact with the fixed base 23. The first backing plate 60 adopts a material with a relatively smooth surface. The coefficient of friction of the first backing plate 60 is smaller than that of the first elastic component 30 and the fixed base 23, and is used to reduce the friction between the first elastic component 30 and the fixed base 23, which is perpendicular to the battery. The frictional force in the packing and disassembling direction makes the first elastic component 30 move more smoothly in the direction perpendicular to the battery disassembling and assembling, prolonging the service life. The fixed base 23 further includes a first sliding plate 70 , and the first sliding plate 70 is embedded in a position corresponding to the first backing plate 60 on the surface of the fixed base 23 facing the mounting portion 10 . The first sliding plate 70 cooperates with the first backing plate 60 to further reduce the frictional force between the first elastic component 30 and the fixed base 23 .

In this embodiment, the first backing plate 60 and the first sliding plate 70 are also arranged below the fixed base 23, specifically, the first backing plate 60 and the first sliding plate 70 above the fixed base 23 are connected to the upper side of the fixed base 23. The first backing plate 60 and the first sliding plate 70 are arranged symmetrically. The first backing plate 60 and the first sliding plate 70 are provided with a second through hole 61 for the vertical stabilizing member 40 to enter. One of the first backing plate 60 and the first sliding plate 70 is a polymer material, or both are polymer materials, such as polytetrafluoroethylene.

This embodiment also discloses a battery swapping device 200 . As shown in Figures 7-8, the battery swapping device 200 includes a battery swapping device body 201, a tray 202 for carrying the battery pack, and the tray installation mechanism 100 as above, and the fixing part 20 of the tray installation mechanism 100 is set on the battery swapping device body 201 superior.

By using the above-mentioned tray installation mechanism 100 on the power exchange equipment 200, the tray installation mechanism 100 can drive the tray 202 to fine-tune the position in the direction of battery pack disassembly and assembly in a certain floating space, and improve the self-adaptation of the tray installation mechanism 100 and the tray 202 It is easy to align the fasteners with the disassembly mechanism, prevent damage to the battery pack or fasteners, improve the loading and unloading efficiency of the battery pack, and reduce component damage.

In a preferred embodiment, the number of tray installation mechanisms 100 is at least four, and at least four tray installation mechanisms 100 are evenly distributed on the tray 202 . The tray installation mechanism 100 adopts the above-mentioned arrangement, which can ensure that the tray 202 floats more stably, and prevents the tray 202 from skewing during the float process from affecting the installation and alignment process.

The power swapping device body 201 includes a chassis 2011 and a lifting part 2012. The fixing part 20 is arranged on the lifting part 2012. The lifting part 2012 drives the tray 202 to rise or fall along the direction of battery pack disassembly through the tray installation mechanism 100.

This embodiment also discloses a power exchange station, including the above power exchange equipment 200 .

By adopting the above-mentioned power exchange equipment 200 in the power exchange station, the tray installation mechanism 100 can drive the tray 202 to fine-tune the position in the battery pack disassembly direction in a certain floating space, and improve the adaptability of the tray installation mechanism 100 and the tray 202, which is convenient. The dismounting mechanism is aligned with the fasteners to improve the efficiency of battery pack loading and unloading and reduce component damage.

Example 2

This embodiment discloses a tray installation mechanism 100 . As shown in Fig. 1, Fig. 9- Fig. 13, the tray installation mechanism 100 is applied in the power station, the tray 202 is used to carry the battery pack, and the tray installation mechanism 100 includes a mounting part 10, a fixing part 20, and a first elastic component 30 and the second elastic component 50, the mounting part 10 is used to install the tray 202, the first elastic component 30 and the second elastic component 50 are both arranged between the mounting part 10 and the fixing part 20, and the first elastic component 30 undergoes elastic deformation to The mounting part 10 is moved relative to the fixing part 20 parallel to the battery pack dismounting direction; the second elastic component 50 is elastically deformed so that the mounting part 10 is moved relative to the fixing part 20 perpendicular to the battery pack dismounting direction.

By setting the first elastic component 30, the mounting part 10 can drive the tray 202 to fine-tune the position in the battery pack disassembly direction in a certain floating space, so that the disassembly mechanism can align the fasteners in the battery pack disassembly direction, and improve The loading and unloading efficiency of the battery pack; in addition, the floating in the battery pack dismounting direction can prevent the tray 202 from rising too much, resulting in a rigid collision between the protruding parts on the tray 202 and the electric vehicle, and prolong the service life of the tray 202. By setting the second elastic component 50, the mounting part 10 can drive the tray 202 to fine-tune the position on the plane perpendicular to the direction of disassembling the battery pack in a certain floating space, so that the dismounting mechanism can move on the plane perpendicular to the direction of disassembling the battery pack. Float to align fasteners.

The installation part 10 of this solution can float in the direction of battery pack disassembly and assembly and in the plane perpendicular to the direction of battery pack disassembly and assembly, which improves the adaptability of the tray installation mechanism 100 and tray 202, and facilitates the alignment and fastening of the disassembly and assembly mechanism components, improve the loading and unloading efficiency of battery packs, and reduce component damage.

It should be noted that the direction of disassembly and assembly of the battery pack is determined by the fastening method between the electric vehicle and the battery pack. In this embodiment, the direction of disassembly and assembly of the battery pack is the vertical direction, that is, the first elastic component 30 can drive the installation part 10 floats in the vertical direction, that is, the second elastic component 50 can drive the installation part 10 to float in the horizontal plane. In other alternative implementations, the battery pack disassembly direction may also be other directions, such as a direction extending within a horizontal plane or a direction having an included angle with the horizontal plane.

The mounting part 10 may include a mounting base 11 connected to each other and a connecting component, the mounting base 11 is used for mounting the tray 202 , and the connecting component is connected to the first elastic component 30 and the second elastic component 50 . The first elastic component 30 and the second elastic component 50 can act on the mounting base 11 by being connected to the connecting component, so as to avoid interfering with the connection between the mounting base 11 and the tray 202 .

The connecting assembly may include a first connecting part 12 and a second connecting part 15, and the fixing part 20 includes a housing 22 and a fixing base 23; the first connecting part 12, the second connecting part 15 and the housing 22 are sequentially sleeved from inside to outside, The fixing base 23 is disposed below the first connecting member 12 parallel to the direction of disassembling the battery pack. The first connecting member 12 is connected to the first elastic component 30 , and the second connecting member 15 is connected to the second elastic component 50 .

The first elastic component 30 is arranged between the first connecting member 12 and the fixed base 23. The first elastic component 30 expands and contracts relative to the fixed base 23 to drive the first connecting member 12 to float along the battery pack disassembly direction. The second elastic component 50 Arranged between the second connecting member 15 and the housing 22 , the second elastic component 50 expands and contracts relative to the housing 22 to drive the second connecting member 15 to float along a direction perpendicular to the direction of disassembly of the battery pack. The first connecting piece 12 and the second connecting piece 15 adopt the form of mutual nesting. On the one hand, the second connecting piece 15 can transfer the floating to the first connecting piece 12 along the direction perpendicular to the disassembly and assembly of the battery pack, so that only the first The connector 12 is connected to the mounting base 11, which can simultaneously realize floating parallel to the battery pack disassembly direction and perpendicular to the battery pack disassembly direction, reducing the parts connected to the mounting base 11, and simplifying the overall structure; on the other hand, The second connecting part 15 is arranged on the outside of the first connecting part 12, which can prevent the first connecting part 12 from being skewed during the floating process and maintain the stability of the tray 202 during the floating process. The housing 22 is sleeved on the outside of the second connecting piece 15, and there is more space for the second elastic assembly 50 to be arranged between the fixed part 20 and the floating installation part 10, and the second elastic assembly 50 can be arranged along the entire circumference, which is beneficial to increase The adaptability of the tray installation mechanism 100 and the tray 202 is further improved in a direction that can be floated on a plane perpendicular to the battery pack disassembly direction.

The fixed base 23 is arranged below the installation part 10 along the direction of battery pack disassembly and assembly. The fixed base 23 arranged below is used to fix the fixed part 20 on the power exchange device 200. Compared with the ring-shaped casing 22, the fixed base The contact area between 23 and the battery swapping device body 201 is wider, making it easier and more convenient to realize the connection with the battery swapping device body 201 .

It should be noted that, in this embodiment, the first connecting member 12 , the second connecting member 15 and the casing 22 are nested in sequence from inside to outside. In other alternative implementation manners, other nesting methods may also be used, and the order of nesting may be freely combined. For example, the casing 22 is arranged at the center, and the second connecting piece 15 and the first connecting piece 12 are sheathed on the outside in turn from the inside to the outside, so that the setting of the second connecting piece 15 can still drive the first connecting piece 12 horizontally relative to the casing 22 float.

The mounting base 11 may include a tray 202 connected up and down to a mounting end surface 111 and an extension block 112 , and the first connecting piece 12 is connected to the extension block 112 . The cross-sectional area of the extension block 112 can be set to be smaller than the cross-sectional area of the mounting end surface 111 of the tray 202, so as to reduce the size of the entire tray mounting mechanism 100 and reduce the cost.

The first connector 12 may include a sleeve body 121 and a sleeve end cover 122, the sleeve end cover 122 is arranged on one side of the sleeve body 121, and the sleeve body 121 is sleeved on part of the first elastic component 30; the first elastic When the component 30 is not elastically deformed, there is a gap of a first preset distance between the upper end surface of the fixing base 23 and the lower end surface of the sleeve body 121 .

The sleeve end cover 122 is used to connect to the mounting base 11 , and the sleeve body 121 can protect the first elastic component 30 from environmental erosion and prolong the service life. The gap of the first preset distance is used for the expansion and contraction of the first elastic component 30, so as to provide a space for the installation part 10 to move parallel to the direction of disassembly and assembly of the battery pack, and to limit the floating of the installation part 10 in the direction parallel to the direction of disassembly and assembly of the battery pack. journey. Wherein, the first preset distance may be a preset distance according to the actual floating requirement of the installation part 10 in a direction parallel to the battery pack disassembly direction.

When the second elastic component 50 is not elastically deformed, there is a gap of a second preset distance between the outer wall surface of the second connecting member 15 and the inner wall surface of the housing 22 . The gap of the second preset distance is used for the expansion and contraction of the second elastic component 50, so as to provide a space for the installation part 10 to move along the direction perpendicular to the direction of disassembly of the battery pack, and to limit the floating of the installation part 10 in the direction perpendicular to the direction of disassembly of the battery pack. journey. Wherein, the first preset distance may be a preset distance according to the actual floating requirement of the installation part 10 in a direction perpendicular to the battery pack disassembly direction.

An engaging portion 24 may be provided on the inner wall of the housing 22 , and a matching portion 25 may be provided on the outer wall of the second connector 15 . The engaging portion 24 and the engaging portion 25 are slidably matched perpendicular to the battery pack disassembly direction. Through the above arrangement, the second connecting piece 15 can be clamped on the housing 22. On the one hand, it facilitates the positioning of the second connecting piece 15 during installation; The second connecting piece 15 can only produce a displacement perpendicular to the direction of disassembling the battery pack relative to the housing 22, preventing the second connecting piece 15 from causing too much vertical movement relative to the housing 22 during the floating process and detaching from the fixing. Section 20.

The matching portion 25 can be formed by radially inwardly recessing the outer wall surface of the second connecting member 15 , and the radially inwardly protruding inner wall surface of the housing 22 can form the engaging portion 24 . In an alternative embodiment, the outer wall surface of the second connecting member 15 can also protrude radially outward to form the matching portion 25, and the inner wall surface of the housing 22 can be recessed radially inward to form the engaging portion 24, as long as it can be The two can cooperate with each other.

The installation part 10 also includes a guide part 18, the guide part 18 is arranged on the top of the second connector 15 along the battery dismounting direction, and the guide part 18 is arranged around the outside of the first connector 12; wherein, the inner wall surface of the guide part 18 and the second The outer wall surface of a connecting piece 12 is matched so that the first connecting piece 12 can move relative to the guide portion 18 along the battery dismounting direction. On the one hand, a shape-matched guide part 18 is provided on the outside of the first connecting part 12, which has the function of guiding and limiting the floating of the first connecting part 12, so that the first connecting part 12 can move along the guiding part 18, avoiding the second The moving path of the first connecting member 12 is skewed during the floating process of an elastic component 30 . On the other hand, the guide portion 18 is disposed above the second connecting member 15 to avoid affecting the floating of the second connecting member 15 .

The outer edge of the guide part 18 protrudes beyond the second connecting part 15 in the radial direction, so that the above-mentioned matching part 25 is formed between the guiding part 18 and the second connecting part 15 . In this solution, the guide part 18 and the second connecting part 15 are two separate parts. In other alternative embodiments, the guide part 18 and the second connecting part 15 can also be integrally formed.

The tray installation mechanism 100 further includes a bushing 14 interposed between the first connecting piece 12 and the second connecting piece 15 . The bushing 14 can reduce the friction caused by the friction between the first connecting part 12 and the second connecting part 15, so that the movement of the first connecting part 12 in the battery dismounting direction is smoother, and the service life is improved. The bushing 14 can adopt polymer materials such as polytetrafluoroethylene. Specifically, an outwardly recessed groove 131 is provided on the inner wall of the second connecting member 15 for accommodating the bushing 14, and the inner wall surface of the guide portion 18 exceeds the inner wall surface of the second connecting member 15 in the vertical direction. Limit the bushing 14 upward to prevent the bushing 14 from falling off during the floating process.

The tray mounting mechanism 100 can also include a first movable part 53, wherein the first movable part 53 is movably connected with the outer wall of the second connecting part 15, and one end of the second elastic component 50 is connected with the first movable part 53, and the other end is connected with the first movable part 53. The second connecting member 15 or the housing 22 is connected; or, the first movable member 53 is movably connected with the inner wall of the housing 22, and one end of the second elastic component 50 is connected with the first movable member 53, and the other end is connected with the second connecting member 15 connections. By setting the first movable part 53, the second elastic component 50 can move relative to the mounting part 10 along with the first movable part 53, so that even if the direction in which the tray 202 moves in the plane is not consistent with the direction in which the second elastic component 50 is set, through The movement of the first movable member 53 can also achieve a certain amount of floating, which improves the adaptability of the tray installation mechanism 100 .

The outer wall surface of the second connecting member 15 is provided with a first accommodating groove 16 along the circumferential direction, and the first movable member 53 cooperates with the first accommodating groove 16 and is movable in the first accommodating groove 16 . By providing the first accommodating groove 16 extending in the circumferential direction, the second connecting member 15 can move or rotate in the circumferential direction during the floating process, thereby improving the adaptability of the tray installation mechanism 100 .

The first movable member 53 is a ball, and the ball can roll in the first receiving groove 16 . The first movable member 53 is set in the form of a ball. On the one hand, the second elastic component 50 can accept forces from all directions in a plane perpendicular to the battery pack disassembly direction, so that the tray 202 can move evenly in all directions in the plane. Self-adaptation can be realized. On the other hand, it is convenient to realize the movement or rotation of the second connecting member 15 along the circumferential direction, so as to improve the self-adaptability of the tray installation mechanism 100 .

The inner wall of the housing 22 is provided with a first installation hole 26, and the second elastic component 50 is partially embedded in the first installation hole 26; the housing 22 is provided with a threaded hole, and a top screw 54 is arranged in the threaded hole, and the screw thread The first installation hole 26 is formed by the hole and the top wire 54 , one end of the second elastic component 50 abuts against the top wire 54 , and the other end abuts against the first movable member 53 . The top wire 54 is used to install the second elastic component 50 to the casing 22, and has a simple structure and is convenient for installation. The position of the top screw 54 in the threaded hole can be adjusted by threaded rotation, so as to change the depth of the second elastic assembly 50 embedded in the first mounting hole 26, thereby adjusting the elastic deformation stroke of the second elastic assembly 50, adjusting the second elastic assembly 50 of elasticity.

In this embodiment, the first movable part 53, the first elastic assembly 30 and the top wire 54 are separate single parts, and the first elastic assembly 30 is in contact with the first movable part 53 and the top wire 54, so that For the installation and replacement of the first elastic component 30. In other alternative embodiments, the first elastic component 30 can also be connected to the first movable part 53 and the top wire 54 by gluing or clamping, and the first movable part 53 and the first elastic component 30 can also be Directly adopt integral spring plunger.

The tray installation mechanism 100 also includes a second movable part 81 and a third elastic component 80; the surface of the fixed base 23 facing the second connecting part 15 is provided with a second mounting hole 231, and the third elastic component 80 is disposed in the second mounting hole 231 , one end of the third elastic component 80 is connected to the bottom of the second mounting hole 231, and the other end is movably connected to the mounting part 10 through the second movable part 81; the third elastic component 80 is elastically deformed so that the second movable part 81 is relatively When the fixed base 23 moves along the direction of disassembling the battery pack; the bottom of the second connector 15 is provided with a second accommodating groove 17 in the circumferential direction, and the third elastic component 80 is not elastically deformed, the second movable component 81 and The second accommodating groove 17 matches. Realize the movable connection of the second connecting piece 15 and the fixed base 23 through the second movable piece 81, which is convenient to realize the floating between the second connecting piece 15 and the fixed base 23; by setting the third elastic component 80, the second connecting piece can be realized 15 floats in the battery pack dismounting direction, thereby improving the adaptability of the tray installation mechanism 100 and the tray 202.

By setting the second accommodation groove 17, on the one hand, it is convenient for the positioning and reset of the second connector 15. When installing, the second accommodation groove 17 is aligned with the second movable member 81 to achieve precise positioning. When the battery pack is disassembled , the mounting part 10 floats relative to the fixed base 23 along a direction perpendicular to the battery pack disassembly direction, and the second movable part 81 is separated from the second accommodating groove 17 by the floating of the third elastic component 80 in the battery pack disassembly direction, The second movable member 81 does not hinder the movement of the installation part 10 . After the battery pack is disassembled and assembled, the restoring force of the second elastic component 50 drives the installation part 10 to move until the second movable part 81 is locked in the second accommodating groove 17 to realize the reset; on the other hand, the second The accommodating groove 17 is opened in the circumferential direction, and can allow the second connecting member 15 to move in the circumferential direction relative to the fixed base 23 when floating, so as to improve the effect of floating alignment.

A plurality of second installation holes 231 are provided on the fixed base 23 corresponding to different positions of the second accommodation groove 17 , and each second installation hole 231 is correspondingly provided with a third elastic component 80 and a second movable member 81 . Providing a plurality of second mounting holes 231 can improve the effect of positioning and reset of the mounting portion 10 and improve the effect of floating alignment.

In this embodiment, the second movable part 81 and the third elastic assembly 80 are two separate parts. In an alternative embodiment, the second movable part 81 and the third elastic assembly 80 can also be integrated Spring plunger instead.

The tray installation mechanism 100 also includes a first backing plate 60, the first backing plate 60 is arranged between the first elastic component 30 and the fixed base 23, the upper surface of the backing plate matches the first elastic component 30, and the lower surface matches the fixed base 23. 23 contacts. The first backing plate 60 is used to reduce the frictional force between the first elastic component 30 and the fixed base 23 .

The fixed base 23 further includes a first sliding plate 70 , and the first sliding plate 70 is embedded in a position corresponding to the first backing plate 60 on the surface of the fixed base 23 facing the mounting portion 10 . The first sliding plate 70 is used to cooperate with the first backing plate 60 to further reduce the frictional force between the first elastic component 30 and the fixed base 23 . The first backing plate 60 and the first sliding plate 70 can be made of polymer materials such as polytetrafluoroethylene.

The tray installation mechanism 100 also includes a vertical stabilizer 40, the fixed base 23 is provided with a first through hole 21, and the vertical stabilizer 40 penetrates the first through hole 21 of the fixed base 23 and the first elastic component along the battery pack disassembly direction. 30 reaches the installation part 10; wherein, the vertical stabilizer 40 is connected to the installation part 10, and the first through hole 21 allows the vertical stabilizer 40 to pass through. Specifically, the bolts are connected to the sleeve end cover 122 of the first connecting member 12 . The vertical stabilizer 40 is used to connect the first connecting member 12 to the fixed base 23 to prevent the first connecting member 12 from detaching from the fixed base 23 during the floating process. The vertical stabilizer 40 is a bolt, and the vertical stabilizer 40 is screwed to the first connecting member 12; when the second elastic component 50 is not elastically deformed, there is a gap between the vertical stabilizer 40 and the edge of the first through hole 21. A gap of a third preset distance.

Since the second connecting member 15 pushes the first connecting member 12 to move along the direction perpendicular to the battery pack disassembly and assembly, when the vertical stabilizer 40 is connected to the first connecting member 12, the first connecting member 12 can drive the vertical The stabilizer 40 floats in a direction perpendicular to the battery pack disassembly direction. The gap of the third preset distance is used to provide space for the movement of the vertical stabilizer 40 perpendicular to the direction of battery pack disassembly, so as to prevent the vertical stabilizer 40 from affecting the movement of the fixing part 20 perpendicular to the direction of battery pack disassembly .

In other alternative embodiments, the vertical stabilizer 40 may also be connected to the fixing portion 20 . Specifically, the bolts are inserted into the sleeve end cover 122, the first elastic assembly 30 and the fixed base 23 from top to bottom. The other end of the other end is threadedly connected with the fixed base 23, and also on the basis of preventing the mounting part 10 from detaching from the fixing part 20, the floating along the mounting part 10 can be realized.

The tray installation mechanism 100 also includes a second backing plate 61, the second backing plate 61 is arranged between the vertical stabilizer 40 and the fixed base 23, the lower surface of the second backing plate 61 matches the vertical stabilizer 40, and the upper surface Contact with the fixed base 23. The second backing plate 61 is used to reduce the friction between the fixed base 23 and the vertical stabilizer 40, so that the vertical stabilizer 40 can move more smoothly perpendicular to the direction of battery disassembly and assembly, and prolong the service life.

The fixed base 23 further includes a second sliding plate 71 , and the second sliding plate 71 is embedded in a position corresponding to the second backing plate 61 on the surface of the fixed base 23 away from the mounting portion 10 . The second sliding plate 71 is used to cooperate with the second backing plate 61 to further reduce the frictional force between the fixed base 23 and the vertical stabilizer 40 . The second backing plate 61 and the second sliding plate 71 can be made of polymer materials such as polytetrafluoroethylene.

The second elastic assembly 50 includes a plurality of elastic members, and the plurality of elastic members are arranged between the second connecting member 15 and the housing 22 along different directions, so that the installation part 10 is perpendicular to the battery pack disassembly direction relative to the fixing part 20. move in the plane. By arranging a plurality of elastic members in different directions, self-adaptive adjustment of the second connecting member 15 in multiple directions in a plane perpendicular to the direction of disassembling and disassembling of the battery pack is realized. A plurality of elastic pieces are arranged in pairs, and the elastic deformation directions of each pair of elastic pieces are on the same straight line. The elastic parts in multiple directions are arranged in pairs, which optimizes the installation position of the elastic parts and facilitates the reset of the mounting part 10 after floating, and if one of the elastic parts is damaged, it will not affect the tray installation mechanism due to the setting of the opposite elastic part 100 floating effects. Both the first elastic component 30 and the second elastic component 50 are springs, with simple and reliable structure and low cost. In other optional embodiments, other components such as rubber components can also be used as elastic components.

Specifically, the second elastic component 50 may include a first elastic member 51 arranged along a second direction and a second elastic member 52 arranged along a third direction, and the second direction is perpendicular to the third direction. The arrangement of the first elastic member 51 and the second elastic member 52 perpendicular to each other optimizes the installation position of the elastic member on the tray installation mechanism 100 , so that the floating effects in all directions are relatively balanced. The number of the first elastic member 51 and the second elastic member 52 are both two, the two first elastic members 51 are arranged facing each other, and the two second elastic members 52 are arranged facing each other.

In this embodiment, the second elastic assembly 50 includes two pairs of elastic members perpendicular to each other. In other alternative embodiments, the second elastic assembly 50 may also include one pair, three pairs, four pairs or more elastic members. . In other alternative implementations, the second elastic component 50 may also include three, five or more elastic members arranged uniformly in a plane, and also realize the floating of the installation part 10 in various directions. Alternatively, the second elastic component 50 may also include only one elastic member, which can also realize floating in a specified direction.

As shown in Figures 7-8, this embodiment also discloses a power exchange device 200, which includes a power exchange device body 201, a tray 202 for carrying the battery pack, and the above-mentioned tray installation mechanism 100, the tray The fixing part 20 of the installation mechanism 100 is disposed on the main body 201 of the battery swapping device.

By using the above-mentioned tray installation mechanism 100 on the power exchange equipment 200, the tray installation mechanism 100 can drive the tray 202 to fine-tune the position on the plane parallel to the battery pack disassembly direction and perpendicular to the battery pack disassembly direction in a certain floating space, Improve the adaptability of the tray installation mechanism 100 and the tray 202, facilitate the alignment of the fasteners by the disassembly mechanism, improve the loading and unloading efficiency of the battery pack, and reduce component damage.

The battery swapping device body 201 may include a chassis 2011 and a lifting part 2012. The fixing part 20 is arranged on the lifting part 2012. The lifting part 2012 drives the tray 202 up or down along the direction of battery pack disassembly through the tray installation mechanism 100.

The lifting part 2012 is the reference for the floating of the tray installation mechanism 100 . When the lifting part 2012 drives the tray installation mechanism 100 up and down, the tray installation mechanism 100 enables the tray 202 to float, thereby realizing the adaptability of the tray 202 .

There are multiple tray installation mechanisms 100 , and the plurality of tray installation mechanisms are evenly distributed on the tray 202 .

Specifically, the number of tray installation mechanisms 100 is at least four, and at least four tray installation mechanisms 100 are evenly distributed on the tray 202 . The tray installation mechanism 100 adopts the above-mentioned arrangement, which can ensure that the tray 202 floats more stably, and prevents the tray 202 from skewing during the float process from affecting the installation and alignment process.

A power exchange station includes the above-mentioned power exchange equipment 200 .

By adopting the above-mentioned power exchange equipment 200 in the power exchange station, the tray installation mechanism 100 can drive the tray 202 to fine-tune the position of the tray 202 in a certain floating space parallel to the direction of battery pack disassembly and assembly and perpendicular to the direction of battery pack disassembly and assembly. The self-adaptability of the installation mechanism 100 and the tray 202 facilitates the alignment of the fasteners by the disassembly mechanism, improves the efficiency of loading and unloading of the battery pack, and reduces component damage.

Although the specific implementations of the present application have been described above, those skilled in the art should understand that these are only examples, and various changes or modifications can be made to these implementations without departing from the principle and essence of the application. Revise. Accordingly, the protection scope of the application is defined by the appended claims.

Claims (22)

1. A tray installation mechanism, which is applied in a power station, and the tray is used to carry the battery pack, is characterized in that the tray installation mechanism includes a installation part, a fixing part and a first elastic component, and the installation part is used to install the The tray, the first elastic component is disposed between the installation part and the fixing part; the first elastic component is elastically deformed along the first direction, so that the installation part moves along the fixed part relative to the fixing part. moving in the first direction;

   Wherein, the first direction is parallel to the battery pack disassembly direction.
2. The pallet mounting mechanism according to claim 1, wherein the mounting part comprises a mounting base and a first connecting piece, the mounting base is used for mounting the pallet, and one end of the first connecting piece is connected to the The mounting base, the other end of the first connecting piece is connected to the first elastic component.
3. The tray installation mechanism according to claim 1 or 2, characterized in that, the tray installation mechanism further comprises a vertical stabilizer, and the vertical stabilizer penetrates through the fixing part and the first elastic member along the first direction. the assembly arrives at said mounting section;

   Wherein, the vertical stabilizer is connected to the installation part, or, the vertical stabilizer is connected to the fixing part;

   Preferably, the vertical stabilizer is a bolt, the fixing part is provided with a first through hole, and the bolt passes through the first elastic component through the first through hole and is screwed to the installation part.
4. The tray installation mechanism according to any one of claims 1-3, wherein the fixing part comprises a housing and a fixing base, and the fixing base is arranged below the installing part along the first direction, The housing is arranged above the fixed base and is arranged around the outside of the installation part; the tray installation mechanism also includes a second elastic assembly, and the second elastic assembly is arranged on the installation part and the installation part. Between the housings, the second elastic component is elastically deformed in a direction perpendicular to the first direction, so that the mounting part moves relative to the fixing part in a direction perpendicular to the battery pack disassembly direction;

   Preferably, the second elastic assembly includes a first elastic member arranged along a second direction and a second elastic member arranged along a third direction; the second direction is perpendicular to the third direction;

   Preferably, the first elastic member and the second elastic member are springs, one end of the first elastic member and the second elastic member are connected to the housing, and the other end is connected to the mounting part .
5. The tray installation mechanism according to any one of claims 1-4, characterized in that, the tray installation mechanism includes an installation part, a fixing part, a first elastic component and a second elastic component, and the installation part is used for installing The tray, the first elastic component and the second elastic component are all arranged between the installation part and the fixing part, and the first elastic component is elastically deformed so that the installation part is relatively The fixing part moves parallel to the battery pack disassembly direction; the second elastic component is elastically deformed so that the installation part moves relative to the fixing part perpendicular to the battery pack disassembly direction.
6. The pallet mounting mechanism according to claim 5, wherein the mounting part comprises a mounting seat and a connecting assembly connected to each other, the mounting seat is used for mounting the pallet, and the connecting assembly is connected to the first an elastic component and a second elastic component.
7. The tray installation mechanism according to claim 6, wherein the connecting assembly includes a first connecting piece and a second connecting piece, and the fixing part includes a housing and a fixing base;

   The first connecting piece, the second connecting piece and the housing are sleeved sequentially from the inside to the outside, and the fixed base is disassembled and installed under the first connecting piece along the parallel to the battery pack. The first connecting piece is connected to the first elastic component, and the second connecting piece is connected to the second elastic component.
8. The tray installation mechanism according to claim 2 or 7, wherein the first connecting member comprises a sleeve body and a sleeve end cap, and the sleeve end cap is arranged on one side of the sleeve body, The sleeve body is sheathed on part of the first elastic component;

   When the first elastic component is not elastically deformed, there is a gap of a first preset distance between the fixing part and the lower end surface of the sleeve body;

   Preferably, there is a gap of a first preset distance between the upper end surface of the fixing base of the fixing part and the lower end surface of the sleeve body.
9. The tray installation mechanism according to claim 8, wherein the first elastic component is a spring, and two ends of the first elastic component abut against the sleeve end cover and the fixing part respectively.
10. The tray installation mechanism according to any one of claims 7-9, characterized in that, when the second elastic component is not elastically deformed, the outer wall surface of the second connecting member and the inner wall surface of the housing a gap with a second predetermined distance between the walls;

    And/or, the inner wall of the housing is provided with an engaging portion, and the outer wall of the second connector is provided with a matching portion, and the engaging portion and the engaging portion are arranged in a direction perpendicular to the battery pack disassembly direction. Phase sliding matching;

    And/or, the tray installation mechanism further includes a second movable part and a third elastic component; a second mounting hole is provided on the surface of the fixed base facing the second connecting part, and the third elastic component is disposed on the In the second mounting hole, one end of the third elastic component is connected to the bottom of the second mounting hole, and the other end is movably connected to the mounting part through the second movable part; Elastic deformation, so that the second movable part moves relative to the fixed base along the battery pack disassembly direction;

    A second accommodating groove is provided at the bottom of the second connecting member in the circumferential direction, and when the third elastic component is not elastically deformed, the second movable member cooperates with the second accommodating groove.
11. The tray installation mechanism according to any one of claims 7-10, wherein the tray installation mechanism further comprises a first movable part;

    Wherein, the first movable part is movably connected with the outer wall of the second connecting part, one end of the second elastic component is connected with the first movable part, and the other end is connected with the second connecting part or the The casing is connected; or, the first movable part is movably connected with the inner wall of the casing, one end of the second elastic component is connected with the first movable part, and the other end is connected with the second connecting part .
12. The tray installation mechanism according to claim 11, wherein a first accommodating groove is arranged on the outer wall surface of the second connecting member along the circumference, and the first movable member and the first accommodating groove matched and movable in the first accommodating groove;

    Preferably, the first movable member is a ball, and the ball can roll in the first accommodation groove.
13. The tray installation mechanism according to claim 11 or 12, wherein a first installation hole is provided on the inner wall of the housing, and the first elastic component is partially embedded in the first installation hole;

    The casing is provided with a threaded hole, and a jacking thread is arranged in the threaded hole, and the threaded hole and the jacking thread form the first installation hole, and one end of the first elastic component abuts against the jacking thread, The other end abuts against the first movable part.
14. The tray installation mechanism according to claim 7 or 8, wherein the installation part further comprises a guide part, and the guide part is arranged around the outer side of the first connecting part;

    Wherein, the inner wall surface of the guide part matches the outer wall surface of the first connector, so that the first connector can move relative to the guide part along the battery disassembly direction;

    Preferably, the guide part is arranged above the second connector along the battery disassembly direction;

    Preferably, the inner wall surface of the guide part matches the outer wall surface of the sleeve body, so that the sleeve body can move in a first direction relative to the guide part.
15. The tray installation mechanism according to any one of claims 7-14, characterized in that, the tray installation mechanism further comprises a bushing, and the bushing is sandwiched between the first connecting piece and the second connecting piece between;

    Or, the installation part further includes a bush, and the bush is sandwiched between the guide part of the installation part and the first connecting piece.
16. The tray installation mechanism according to claim 4 or 7, characterized in that, the tray installation mechanism further comprises a first backing plate, and the first backing plate is arranged between the first elastic component and the fixed base, so The upper surface of the first backing plate is matched with the first elastic component, and the lower surface is in contact with the fixed base;

    Preferably, the fixed base further includes a first sliding plate, and the first sliding plate is embedded in a position corresponding to the first backing plate on the surface of the fixed base facing the installation part.
17. The tray installation mechanism according to any one of claims 7-16, characterized in that, the tray installation mechanism also includes a vertical stabilizer, a first through hole is opened on the fixed base, and the vertical stabilizer passing through the first through hole of the fixed base and the first elastic component along the battery pack disassembly direction to reach the installation part;

    Wherein, the vertical stabilizer is connected to the installation part, or, the vertical stabilizer is connected to the fixing part;

    Preferably, the vertical stabilizer is a bolt, and the vertical stabilizer is screwed to the first connecting member; when the second elastic component is not elastically deformed, the vertical stabilizer and the vertical stabilizer There is a gap with a third preset distance between the edges of the first through holes;

    Preferably, the tray installation mechanism further includes a second backing plate, the second backing plate is arranged between the vertical stabilizer and the fixed base, the lower surface of the second backing plate is in contact with the vertical Cooperate with the stabilizer, and the upper surface is in contact with the fixed base;

    Preferably, the fixed base further includes a second sliding plate, and the second sliding plate is embedded in a position corresponding to the second backing plate on the surface of the fixed base away from the installation part.
18. The tray installation mechanism according to any one of claims 7-17, wherein the second elastic assembly includes a plurality of elastic members, and the plurality of elastic members are arranged on the second connecting member and the second connecting member in different directions. Between the housings, so that the mounting part moves relative to the fixing part in a plane perpendicular to the battery pack disassembly 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.
19. The tray installation mechanism according to any one of claims 5-18, wherein the first elastic component and the second elastic component are both springs.
20. A battery swapping device, characterized in that it includes a battery swapping device body, a tray for carrying a battery pack, and a tray installation mechanism according to any one of claims 1-19, the fixing part of the tray installation mechanism is set on the main body of the battery swapping device.
21. The power exchange device according to claim 20, wherein the number of the tray installation mechanisms is multiple, and the plurality of tray installation mechanisms are evenly distributed on the tray;

    Preferably, the number of the tray installation mechanisms is at least four, and at least four of the tray installation mechanisms are evenly distributed on the tray;

    And/or, the power exchange equipment body includes a chassis and a lifting part, the fixing part is arranged on the lifting part, and the lifting part drives the tray to lift along the battery pack disassembly direction through the tray installation mechanism or drop.
22. A power exchange station, characterized by comprising the power exchange equipment according to any one of claims 20-21.

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