CN218228949U

CN218228949U - Floating mechanism, trade electric equipment and trade power station

Info

Publication number: CN218228949U
Application number: CN202222516659.5U
Authority: CN
Inventors: 张喜迎; 李玉军; 侯艳丽
Original assignee: Beijing Shengneng Energy Technology Co Ltd
Current assignee: Beijing Shengneng Energy Technology Co Ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-01-06
Anticipated expiration: 2032-09-22

Abstract

The utility model discloses an relocation mechanism, trade electrical equipment and trade the station, it belongs to trades station technical field, and relocation mechanism includes base, floating plate and floating plate guide rail. The base is provided with a mounting plate capable of moving in a reciprocating manner along a first horizontal direction; the floating plate is connected to the mounting plate in a floating mode, and the upper surface of the floating plate is provided with a battery pack clamping position; and two sides of the floating plate are respectively provided with one floating plate guide rail at intervals, and are respectively in floating sliding connection with the two floating plate guide rails. The utility model discloses there are parking error and automobile body beat error in trading the parking stall of power station by waiting to trade electric vehicle by the self-adaptation, it is efficient to trade.

Description

Floating mechanism, battery replacing equipment and battery replacing station

Technical Field

The utility model relates to a trade power station technical field, especially relate to an relocation mechanism, trade electric equipment and trade the power station.

Background

The new energy automobile uses clean energy, namely electric energy, as a driving source, and is more and more favored by users. Generally, a battery pack is used as an electric energy carrier, and the battery pack is mounted on an automobile to drive the automobile. Since the charging of the battery pack is difficult to complete in a short time, the battery pack is generally replaced in a battery replacement station. In the electricity changing station, the electricity changing equipment replaces the battery pack which is fully charged in advance with the battery pack on the automobile and needs to be supplemented with electric energy, so that the aim of rapidly supplementing the electric energy is fulfilled.

The battery pack storage rack is arranged in the battery replacement station and used for storing a fully charged battery pack and a power-lack battery pack which needs to supplement electric energy, and the power-lack battery pack which needs to supplement the electric energy is charged on the battery pack storage rack. The operating end of the battery replacing device is in butt joint with the vehicle to be replaced, a power-shortage battery pack on the vehicle to be replaced is transferred to the battery pack storage rack, then the operating end of the battery replacing device takes out a fully charged battery pack from the battery pack storage rack, and the fully charged battery pack is installed on the vehicle to be replaced.

However, when the vehicle to be replaced enters and stops at the replacement station, the vehicle to be replaced may have a parking error and a vehicle body yaw error. The existence of the parking error and the vehicle body deflection error can cause that the operation end of the battery replacing equipment can not be aligned with the battery installation position of the vehicle to be replaced, a driver is required to adjust the position of the vehicle, and the battery replacing efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a relocation mechanism, trade electrical equipment and trade the power station to the existence of the parking error that exists and automobile body beat error that solve among the prior art can lead to trading the operation end of electrical equipment can't with wait to trade the battery installation position counterpoint of electric vehicle, needs driver adjustment vehicle position, influences the technical problem who trades electric efficiency.

As the above conception, the utility model discloses the technical scheme who adopts is:

a float mechanism comprising:

the device comprises a base, a first guide rail, a second guide rail and a third guide rail, wherein a mounting plate capable of reciprocating along a first horizontal direction is arranged on the base;

the floating plate is connected to the mounting plate in a floating mode, and the upper surface of the floating plate is provided with a battery pack clamping position;

the two sides of the base are respectively provided with one floating plate guide rail at intervals, and the two sides of the floating plate are respectively in floating sliding connection with the two floating plate guide rails.

As a preferable mode of the floating mechanism, a floating groove and a floating member are arranged on the mounting plate, the floating member is connected in the floating groove in a floating manner, and the floating plate is fixedly connected to the floating member.

As a preferable mode of the floating mechanism, the floating member is an integrally molded structure, and includes:

the floating plate is fixedly connected to the connecting plate;

the reducing shaft is coaxially arranged on one side, facing the floating groove, of the connecting plate, an annular limiting ring is arranged in the floating groove, and the reducing shaft penetrates through the annular limiting ring in a coaxial clearance mode;

the floating semispherical part is coaxially arranged on one side, far away from the connecting plate, of the reducing shaft, and the floating semispherical part penetrates through the annular limiting ring in a coaxial clearance mode and is arranged in the floating groove in a floating mode.

As a preferable mode of the floating mechanism, the floating mechanism further includes a sliding connector slidably connected to the floating plate guide rail, and the floating plate is floatingly connected to the sliding connector.

As a preferable mode of the floating mechanism, the floating mechanism further includes a floating plate side floating unit, and the floating plate side floating unit includes:

the floating connecting block is fixedly connected to the floating plate;

the upper end of the floating screw is movably connected to the floating connecting block, and the lower end of the floating screw is fixedly connected to the sliding connecting piece;

the floating elastic piece is sleeved on the floating screw, the upper end of the floating elastic piece is in elastic butt joint with the lower surface of the floating connecting block, and the lower end of the floating elastic piece is in elastic butt joint with the upper surface of the floating connecting block.

As a preferred mode of floating mechanism, be provided with the stair structure on the sliding connection spare, the stair structure includes horizontal step face and vertical step face, the connecting block orientation of floating the surface of vertical step face can with vertical step face butt, the lower surface of the connecting block of floating can with horizontal step face butt.

Trade electric equipment includes:

a battery replacement device body;

in the above floating mechanism, the base of the floating mechanism and the floating plate guide rail are arranged at the operation end of the battery replacement device body.

As a preferable mode of the battery replacement device, the battery replacement device body includes:

the horizontal moving rack can reciprocate along a second horizontal direction, and the second horizontal direction is vertical to the first horizontal direction;

the primary telescopic mechanism is arranged on the horizontal moving rack along the first horizontal direction;

the second-stage telescopic mechanism is arranged at the output end of the first-stage telescopic mechanism along the first horizontal direction, and the base and the floating plate guide rail are arranged at the output end of the second-stage telescopic mechanism.

As an optimal mode of replacing the electrical equipment, the electrical equipment replacing body further comprises a lifting rack, the lifting rack is arranged in the horizontal moving rack in a lifting mode along the vertical direction, and the first-stage telescopic mechanism is arranged in the lifting rack in a sliding mode along the first horizontal direction.

And the battery replacing station comprises the battery replacing device.

The utility model has the advantages that:

the utility model provides an relocation mechanism when using, with the equal fixed mounting of base and floating plate guide rail at the operation end that trades electrical equipment, trades the electricity operation by relocation mechanism. When the battery pack is taken out and replaced, the floating plate guide rail can limit the floating plate to accurately move in a reciprocating mode along the first horizontal direction, so that the deviation of the track of the floating plate is avoided, and the butt joint accuracy of the floating mechanism and a vehicle to be replaced is guaranteed. Simultaneously the floating plate floats to be connected on the mounting panel, also the floating plate can float relatively the mounting panel, even there is parking error and automobile body beat error in the parking stall of trading the electric vehicle in trading the station, the floating plate can both drive insufficient voltage battery package or full-charge battery package and wait to trade that the electric vehicle floats relatively for insufficient voltage battery package can be pulled down by the accuracy, and full-charge battery package can be installed by the accuracy, improves and trades electric efficiency.

The utility model provides a trade electrical equipment and trade the power station, can the self-adaptation wait to trade the parking stall of electric vehicle in trading the power station and have parking error and automobile body beat error, trade the electric efficiency height.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a floating mechanism according to an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of a portion of the structure of FIG. 1;

fig. 3 is an exploded view illustrating a floating mechanism according to a first embodiment of the present invention;

FIG. 4 is an enlarged schematic view of a portion of the structure of FIG. 3;

fig. 5 is an exploded view of a floating mechanism according to a first embodiment of the present invention;

FIG. 6 is an enlarged schematic view of a portion of the structure of FIG. 5;

FIG. 7 is a top view of a portion of the structure of FIG. 5;

FIG. 8 is an enlarged schematic view of the mounting plate, the annular retainer, the snap plate and the float of FIG. 6;

fig. 9 is a schematic view of a floating member according to an embodiment of the present invention;

fig. 10 is a third exploded schematic view of a floating mechanism according to a first embodiment of the present invention;

FIG. 11 is an enlarged view at A in FIG. 10;

fig. 12 is a schematic view of a partial structure of a battery swapping device provided in the second embodiment of the present invention;

fig. 13 is a schematic structural diagram of a power swapping station provided in the third embodiment of the present invention;

fig. 14 is a partial schematic view of fig. 13.

In the figure:

10. a battery pack storage rack;

11. a base; 111. mounting a plate; 1111. a floating groove; 11111. an annular spacing ring; 1112. a float member; 11121. a connecting plate; 11122. a reducing shaft; 11123. a floating hemispherical portion; 1113. clamping a plate; 1114. a first support plate; 11141. a buffer block; 1115. a second support plate;

12. a floating plate; 121. clamping the battery pack; 1211. a bump; 122. a rolling member;

13. a floating plate guide rail;

14. a sliding connector; 141. a side connecting block; 142. a first slider;

151. a floating connecting block; 152. a floating screw; 153. a floating elastic member;

161. a horizontal step surface; 162. a vertical step surface;

171. the floating mechanism driving component mounting frame; 172. a floating mechanism driving motor; 173. a rotating shaft; 174. a transmission belt;

31. horizontally moving the frame; 311. a sky rail; 312. a ground rail;

33. a secondary telescoping mechanism;

34. a lifting frame.

Detailed Description

In order to make the technical problems, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the present invention are further explained below by means of specific embodiments in conjunction with the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It should be further noted that, for the convenience of description, only some but not all of the elements relevant to the present invention are shown in the drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Example one

Referring to fig. 1 to 11, the present embodiment provides a floating mechanism, which is applied to a battery replacing device of a battery replacing station and used for taking and placing a battery pack.

Specifically, referring to fig. 1 to 4, in the present embodiment, the floating mechanism includes a base 11, a floating plate 12, and a floating plate guide 13.

The base 11 is provided with a mounting plate 111 capable of reciprocating in a first horizontal direction.

The floating plate 12 is connected to the mounting plate 111 in a floating manner, and a battery pack locking position 121 is arranged on the upper surface of the floating plate 12. Preferably, the floating plate 12 is made of steel plate.

Two sides of the base 11 are respectively provided with a floating plate guide rail 13 at intervals, and two sides of the floating plate 12 are respectively connected with the two floating plate guide rails 13 in a floating and sliding manner. That is, the floating plate 12 can float with respect to the floating plate rail 13 and can slide along the floating plate rail 13.

Specifically, the battery replacement device can control the operation end to lift and move transversely.

When the floating mechanism provided by the embodiment is used, the base 11 and the floating plate guide rail 13 are both fixedly installed at the operation end of the battery replacement device, and the battery replacement operation is performed by the floating mechanism.

When a power-shortage battery pack on a vehicle to be replaced is taken down, the mounting plate 111 is controlled to move forward along a first horizontal direction, so that the floating plate 12 extends into the lower bottom surface of a battery transfer frame of the vehicle to be replaced, the battery pack clamping position 121 and the battery transfer frame of the power-shortage battery pack are aligned up and down along with the gradual extension of the floating plate 12, then the operation end of a power replacing device is controlled to move up, and the battery pack clamping position 121 and the battery transfer frame of the power-shortage battery pack are clamped; and then the mounting plate 111 is controlled to move reversely along the first horizontal direction, and the floating plate 12 pulls out the battery adapting frame of the insufficient battery pack to finish the battery pack taking operation of the vehicle to be replaced.

At the in-process that the insufficient voltage battery package that will wait to trade on the vehicle takes off, if there is the deviation in the battery switching frame upper and lower counterpoint of battery package joint position 121 and insufficient voltage battery package, shift up at the control operation end that trades the battery equipment, the in-process of battery package joint position 121 and the battery switching frame joint of insufficient voltage battery package, mounting panel 11 floats relatively to floating plate 12 to make the smooth joint of battery switching frame of battery package joint position 121 and insufficient voltage battery package.

When a fully charged battery pack is placed on a vehicle to be replaced, the fully charged battery pack is firstly placed on the floating plate 12, the battery pack clamping position 121 on the floating plate 12 is clamped with the battery transferring frame of the fully charged battery pack, the mounting plate 111 is controlled to move forward along the first horizontal direction, the floating plate 12 extends into the lower bottom surface of the battery transferring frame of the vehicle to be replaced, the battery transferring frame of the fully charged battery pack is vertically aligned with the mounting position of the fully charged battery pack on the vehicle to be replaced along with the gradual extension of the floating plate 12, and then the operation end of the battery replacing device is controlled to move upwards, so that the fully charged battery pack is mounted on the vehicle to be replaced; and then, the operation end of the battery replacement device is controlled to move downwards, the fully charged battery pack is separated from the battery pack clamping position 121, and the mounting plate 111 is controlled to move reversely along the first horizontal direction until the floating mechanism resets.

In the process of putting a full-charge battery pack into a vehicle to be replaced, if the battery transfer frame of the full-charge battery pack has a deviation in vertical alignment with the installation position of the full-charge battery pack on the vehicle to be replaced, the floating plate 12 can float relative to the installation plate 111 in the process of controlling the operation end of the battery replacing device to move upwards, and the floating plate 12 drives the battery transfer frame of the full-charge battery pack to float in the floating process, so that the battery transfer frame of the full-charge battery pack is accurately aligned with the installation position of the full-charge battery pack on the vehicle to be replaced, and the full-charge battery pack can be smoothly installed on the vehicle to be replaced.

In the floating mechanism provided in the present embodiment, when the battery pack is replaced, the floating plate guide rail 13 can restrict the floating plate 12 from accurately reciprocating in the first horizontal direction, thereby preventing the track of the floating plate 12 from deviating. Meanwhile, the floating plate 12 is connected to the mounting plate 111 in a floating mode, namely the floating plate 12 can float relative to the mounting plate 111, even if parking errors and vehicle body deflection errors exist in parking spaces of the vehicles to be replaced in the battery replacing station, the floating plate 12 can drive the insufficient battery pack or the full battery pack to float relative to the vehicles to be replaced, the insufficient battery pack can be detached accurately, and the full battery pack can be installed accurately.

Specifically, in this embodiment, the battery pack clamping position 121 is a groove structure, and the square tube on the battery adapting frame can be clamped in the groove structure. Specifically, two oppositely disposed protrusions 1211 form a battery pack clamping position 121. Preferably, two battery pack clamping positions 121 are arranged on the floating plate 12 at intervals along a second horizontal direction perpendicular to the first horizontal direction. Optionally, the bump 1211 is made of nylon.

Further, in this embodiment, a rolling element 122 is further rotatably disposed on the upper surface of the floating plate 12, and the highest point of the rolling element 122 is lower than the highest point of the bump 1211, so as to prevent the rolling element 122 from interfering with the installation of the battery adapter frame when the square tube on the battery adapter frame is clamped in the battery pack clamping position 121.

Specifically, referring to fig. 2, in the present embodiment, the axial direction of the rolling member 122 extends in the second horizontal direction. When a power-lack battery pack on a vehicle to be replaced is taken down, if a parking error and a vehicle body deflection error exist in a parking space of the vehicle to be replaced in a battery replacing station, and a battery pack clamping position 121 and a battery transfer frame of the power-lack battery pack are vertically aligned to have a deviation, in the process of controlling an operation end of the battery replacing device to move upwards, a floating plate 12 floats relative to the power-lack battery pack on the vehicle to be replaced, in the floating process, rolling friction exists between the lower surface of the battery transfer frame of the power-lack battery pack and a rolling piece 122, the rolling friction force is smaller than the sliding friction force, and the floating of the floating plate 12 is facilitated.

Specifically, the parking space is the replacement potential of the replacement station.

Specifically, in the present embodiment, the rolling member 122 is a roller that rolls on the floating plate 12. Specifically, in the present embodiment, two rolling members 122 are respectively disposed on two sides of each battery pack clamping position 121 along the first horizontal direction.

Further, referring to fig. 5-7, in the present embodiment, in order to achieve the reciprocating movement of the mounting plate 111 along the first horizontal direction, the floating mechanism further includes a floating mechanism driving assembly, and the floating mechanism driving assembly drives the mounting plate 111 to reciprocate along the first horizontal direction.

Specifically, in this embodiment, the base 11 is a frame-shaped structure, and includes two first supporting plates 1114 that are disposed oppositely along the second horizontal direction, the first supporting plates 1114 extend along the first horizontal direction, the base 11 further includes two second supporting plates 1115, the two second supporting plates 1115 are disposed at two ends of the first supporting plates 1114 respectively, and two ends of each second supporting plate 1115 are connected to ends of the two first supporting plates 1114 respectively.

The two ends of the mounting plate 111 are slidably connected to the two first supporting plates 1114 respectively.

Preferably, one end of the first support plate 1114 facing the electric vehicle to be replaced is provided with a buffer block 11141. When the battery replacement operation is performed, one end of the first support plate 1114, which faces the battery replacement vehicle, is firstly abutted against the battery replacement vehicle, and when one end of the first support plate 1114, which faces the battery replacement vehicle, is abutted against the battery replacement vehicle, the buffer block 11141 can buffer the impact between the two.

After the buffer block 11141 abuts against the vehicle to be replaced, the floating mechanism driving assembly drives the mounting plate 111 to approach the vehicle to be replaced along the first horizontal direction so as to perform a battery replacing operation.

Specifically, referring to fig. 7, the floating mechanism driving assembly includes a floating mechanism driving assembly mounting frame 171 and a floating mechanism driving motor 172.

The floating mechanism driving unit mounting frame 171 is a frame-shaped structure and is fixedly mounted on a second support plate 1115.

The floating mechanism driving motor 172 is fixedly mounted on the outer side surface of the floating mechanism driving assembly mounting frame 171, an output shaft of the floating mechanism driving motor 172 rotates to penetrate through the side wall of the floating mechanism driving assembly mounting frame 171 and extend into the floating mechanism driving assembly mounting frame 171, a rotating shaft 173 is rotationally arranged in the floating mechanism driving assembly mounting frame 171, the axis direction of the rotating shaft 173 extends along the second horizontal direction, and two ends of the rotating shaft 173 extend out of the floating mechanism driving assembly mounting frame 171. In the mounting frame 171 of the floating mechanism driving assembly, a driven bevel gear is coaxially and fixedly arranged on the rotating shaft 173, and a driving bevel gear is coaxially and fixedly arranged on the output shaft of the floating mechanism driving motor 172, and the driving bevel gear and the driven bevel gear are in meshing transmission, so that the floating mechanism driving motor 172 drives the rotating shaft 173 to rotate.

Further, the floating mechanism drive assembly further includes two oppositely disposed belts 174, the belts 174 extending in a first horizontal direction. One end of each driving belt 174 is rotatably sleeved on one end of the rotating shaft 174, and the other end is rotatably disposed on the other second supporting plate 1115 away from the floating mechanism driving assembly mounting frame 171. The mounting plate 111 is fixedly connected with the two transmission belts 174, and when the transmission belts 174 move, the mounting plate 111 can be driven to move.

The floating mechanism driving motor 172 sequentially transmits power to the transmission belt 174 through the driving bevel gear, the driven bevel gear, and the rotating shaft 173, and then the transmission belt 174 drives the mounting plate 111 to reciprocate relative to the first support plate 1114.

Preferably, in this embodiment, the floating plate 12 is universally float-mounted on the mounting plate 111 to enhance the adaptability of the floating mechanism.

Specifically, referring to fig. 6-9, in the present embodiment, the mounting plate 111 is provided with a floating groove 1111 and a floating member 1112, the floating member 1112 is floatingly coupled to the floating groove 1111, and the floating plate 12 is fixedly coupled to the floating member 1112. Specifically, the float 1112 is gimbaled and floatingly coupled within the float recess 1111.

The float 1112 is gimballed and floats relative to the mounting plate 111, thereby floating the float plate 12.

Specifically, referring to fig. 9, in the present embodiment, the floating member 1112 is an integrally formed structure and includes a connecting plate 11121, a reduced diameter shaft 11122, and a floating hemisphere 11123.

The floating plate 12 is fixedly connected to the connecting plate 11121.

The reducing shaft 11122 is coaxially arranged on one side of the connecting plate 11121 facing the floating groove 1111, an annular limiting ring 11111 is arranged in the floating groove 1111, and the reducing shaft 11122 coaxially penetrates through the annular limiting ring 11111 in a clearance manner.

Floating semi-spherical portion 11123 is coaxially disposed on the side of reduced diameter shaft 11122 away from connecting plate 11121, and floating semi-spherical portion 11123 is coaxially disposed in floating groove 1111 through annular retainer 11111 with a clearance.

The annular retainer 11111 can limit the radial floating of the floating member 1112.

Further, in order to avoid the floating member 1112 from being separated from the floating groove 1111, in this embodiment, the floating plate 12 is provided with a clamping plate 1113, the clamping plate 1113 is provided with an avoiding arc-shaped groove, a gap is formed between the side surface of the avoiding arc-shaped groove and the side surface of the reducing shaft 11122, the diameter of the connecting plate 11121 is larger than that of the avoiding arc-shaped groove, and the diameter of the upper surface of the floating hemisphere 11123 is larger than that of the avoiding arc-shaped groove. The above dimensional relationship allows the upper surface of the card plate 1113 to abut against the lower surface of the connecting plate 11121, and the lower surface of the card plate 1113 to abut against the upper surface of the floating hemisphere 11123, thereby limiting the axial floating of the floating member 1112.

Specifically, one catch plate 1113 is disposed on each side of the float 1112. The side surfaces of the two avoiding arc-shaped grooves of the two clamping plates 1113 are arranged with the side surface gap of the reducing shaft 11122.

Specifically, an annular limiting ring installation step surface is arranged in the floating groove 1111, after the annular limiting ring 11111 is fixedly installed on the annular limiting ring installation step surface, the floating hemispherical portion 11123 is arranged in the floating groove 1111 in a floating manner from top to bottom, and then the two clamping plates 1113 are installed, so that the floating piece 1112 is floated relative to the installation plate 111.

Further, referring to fig. 4, 5, 10 and 11, in this embodiment, the floating mechanism further includes a sliding connector 14, the sliding connector 14 is slidably connected to the floating plate guide rail 13, and the floating plate 12 is floatingly connected to the sliding connector 14.

Specifically, in the present embodiment, the sliding connection member 14 includes a side connection block 141 and a first slider 142, the first slider 142 is slidably connected to the floating plate rail 13, the side connection block 141 is fixedly connected to a side of the first slider 142, and the floating plate 12 is floatingly connected to the side connection block 141, so that when the floating plate 12 floats along with the floating member 1112, a connection between the floating plate 12 and the floating plate rail 13 can also float adaptively.

Specifically, referring to fig. 2, 10 and 11, in the present embodiment, the floating mechanism further includes a floating plate side floating assembly to achieve floating of the floating plate 12 with respect to the floating plate rail 13.

Specifically, referring to fig. 11, the floating plate side floating assembly includes a floating connection block 151, a floating screw 152, and a floating elastic member 153.

The floating connection block 151 is fixedly connected to the floating plate 12. Specifically, the floating connection block 151 is fixedly coupled to the lower surface of the floating plate 12.

The upper end of the floating screw 152 is movably connected to the floating connection block 151, and the lower end is fixedly connected to the sliding connection member 14. Specifically, the lower end of the floating screw 152 is fixedly coupled to the side connection block 141. The upper end of the floating screw 152 is capable of floating radially and axially relative to the floating attachment block 151.

The floating elastic member 153 is sleeved on the floating screw 152, the upper end of the floating elastic member 153 is elastically abutted to the lower surface of the floating connecting block 151, and the lower end of the floating elastic member 153 is elastically abutted to the upper surface of the floating connecting block 151. Specifically, the floating elastic member 153 is a compression spring.

Specifically, a counter bore is formed in the floating connection block 151, and a floating screw 152 passes through the counter bore and is movably connected to the floating connection block 151.

Specifically, in this embodiment, the floating screw 152 is a plug screw, a top end nut thereof falls into the counter bore, an upper end thereof is in clearance fit with the floating connection block 151, and an external thread end at a lower end thereof is screwed to the side connection block 141.

Specifically, in the present embodiment, four floating plate side floating assemblies are provided, and the four floating plate side floating assemblies are located at four corners of the lower surface of the floating plate 12, respectively.

Further, in the present embodiment, the sliding connector 14 is provided with a step structure, the step structure includes a horizontal step surface 161 and a vertical step surface 162, a surface of the floating connection block 151 facing the vertical step surface 162 can float to abut against the vertical step surface 162, and a lower surface of the floating connection block 151 can float to abut against the horizontal step surface 161.

Specifically, a stepped structure is provided on the side connection block 141.

The lower surface of the floating connecting block 151 can float downward to abut against the horizontal step surface 161, so that the downward movement of the floating connecting block 151 is limited, and when the battery pack is prevented from being placed on the floating plate 12, the downward movement of the floating connecting block 151 is excessive.

The surface of the floating connection block 151 facing the vertical step surface 162 can be horizontally floated to abut against the vertical step surface 162, so that the radial load applied to the floating screw 152 can be relieved.

Preferably, a grabbing detection sensor is further disposed on the floating plate 12 to determine whether the floating mechanism stably grabs the battery adapting frame. Illustratively, the grab detection sensor is disposed on the floating connection block 151, and includes a transmitting end and a receiving end; if the floating mechanism successfully grabs the battery transfer frame, infrared rays emitted by the emitting end can be reflected to the receiving end by the battery transfer frame, and the grabbing is successful; if the receiving end does not receive the signal, the capture failure is indicated.

Specifically, if the battery adapting frame is clamped in the battery pack clamping position 121, it indicates that the grabbing is successful.

Illustratively, during the process of removing the electric power shortage battery pack from the vehicle to be replaced, the operating end of the battery replacing device is controlled to move upwards, so that when the battery pack clamping position 121 is clamped with the battery adapting frame of the electric power shortage battery pack, the battery adapting frame of the electric power shortage battery pack applies a transverse load to the floating plate 12, and the transverse load is transferred to the floating screw 152, so that the floating screw 152 bears a radial load. If the radial load is too large, the floating screw 152 may break; the surface of the floating connection block 151 facing the vertical step surface 162 is horizontally floated to abut against the vertical step surface 162, and the lateral load is transmitted to the side connection block 141, thereby unloading the radial load applied to the floating screw 152.

Illustratively, during the process of placing the fully charged battery pack on the vehicle to be replaced, the operating end of the battery replacing device is controlled to move upwards, so that when the fully charged battery pack is installed on the vehicle to be replaced, the battery adapting frame of the fully charged battery pack applies a transverse load to the floating plate 12, and the transverse load is transmitted to the floating screw 152, so that the floating screw 152 bears a radial load. If the radial load is too large, the floating screw 152 may break; the surface of the floating connection block 151 facing the vertical step surface 162 is allowed to float downward to abut against the vertical step surface 162, so that the lateral load can be transmitted to the side connection block 141, thereby relieving the radial load applied to the floating screw 152.

The floating mechanism provided by the embodiment allows the deflection error of the electric vehicle to be replaced to reach +/-5 degrees, the pitching error to reach +/-3 degrees and the rolling error to reach +/-3 degrees.

Example two

Referring to fig. 12, the present embodiment provides a battery swapping device, which includes a battery swapping device body and a floating mechanism in the first embodiment, where a base 11 and a floating plate guide rail 13 of the floating mechanism are disposed at an operation end of the battery swapping device body.

When the battery replacing device is used for replacing the battery of the vehicle to be replaced, the battery replacing device can be accurately butted with the vehicle to be replaced, and the replacement of a battery pack is rapidly completed.

Further, in the present embodiment, the battery replacement device body includes a horizontal moving frame 31, a primary telescopic mechanism (not shown in fig. 12), and a secondary telescopic mechanism 33.

The horizontal moving frame 31 can reciprocate in a second horizontal direction perpendicular to the first horizontal direction.

The primary telescoping mechanism is disposed on the horizontal moving frame 31 along the first horizontal direction.

The second-stage telescopic mechanism 33 is arranged at the output end of the first-stage telescopic mechanism 22 along the first horizontal direction, and the base 11 and the floating plate guide rail 13 are arranged at the output end of the second-stage telescopic mechanism 33.

Specifically, the primary and secondary telescoping mechanisms 33 are in the form of conventional rail slides.

The first-stage telescopic mechanism comprises a first-stage guide rail which extends along a first horizontal direction and is fixedly arranged on the horizontal moving rack 31, and a first-stage sliding plate is arranged on the first-stage guide rail in a sliding manner. Second grade telescopic machanism 33 includes and extends and the fixed second grade guide rail that sets up on the one-level slide along first horizontal direction, and the slip is provided with the second grade slide on the second grade guide rail. And a secondary sliding plate of the secondary telescopic mechanism 33 is an operation end of the battery replacement equipment. The base 11 and the floating plate guide rail 13 of the floating mechanism are arranged on the second-stage sliding plate.

The mounting plate 111 of the floating mechanism can also reciprocate along the first horizontal direction, so that the battery replacement device has a three-stage telescopic function.

Specifically, the horizontal moving frame 31 is a frame-shaped structure, and includes a lower beam, a first side beam, an upper beam and a second side beam, which are sequentially connected end to end. In order to ensure that the horizontally moving frame 31 can strictly move in the second horizontal direction, in this embodiment, the battery replacement device further includes a top rail 311 and a bottom rail 312, the lower beam is in sliding fit with the bottom rail 312, and the upper beam is in sliding fit with the top rail 311.

Further, in order to control the lifting of the operation end of the battery replacing device, in this embodiment, the battery replacing device body further includes a lifting frame 34, the lifting frame 34 is arranged in the horizontal moving frame 31 along the vertical direction in a lifting manner, and the primary telescopic mechanism 22 is arranged in the lifting frame 34 along the first horizontal direction in a sliding manner.

Specifically, the elevator frame 34 can be lifted and lowered along the first side member and the second side member, and the lifting direction is prevented from being deviated.

Further, the lifting frame 34 is further provided with a rotating plate, the rotating plate can rotate in a horizontal plane relative to the lifting frame 34, that is, the rotating plate is always horizontally arranged, and the primary telescopic mechanism is arranged on the rotating plate, so that the operating end can rotate. Preferably, the rotation range of the rotation plate is-10 ° - +10 °, further accommodating parking errors. Specifically, a rotating plate driving mechanism is further arranged on the lifting rack 34 and comprises a rotating plate driving motor, an active rotating gear and a passive rotating gear, the rotating plate driving motor is fixedly arranged on the lifting rack 34, the active rotating gear is coaxially and fixedly arranged on an output shaft of the rotating plate driving motor, the passive rotating gear is rotatably arranged on the lifting rack 34 and is in meshing transmission with the active rotating gear, and the rotating plate is fixedly arranged on the passive rotating gear. Specifically, the axes of the driving rotary gear and the driven rotary gear are both in the vertical direction.

According to the battery replacement equipment provided by the embodiment, the battery replacement time is less than or equal to 120s, and the battery replacement efficiency is improved.

EXAMPLE III

Referring to fig. 13 and 14, the present embodiment provides a battery swapping station, which includes a plurality of battery pack storage racks 10 sequentially arranged along a second horizontal direction, and is used for storing a fully charged battery pack and a battery pack that needs to be replenished with electric energy, and the battery pack that needs to be replenished with electric energy is charged on the battery pack storage rack 10.

In order to ensure the battery swapping efficiency, in this embodiment, the battery swapping station includes the battery swapping device in the second embodiment.

Preferably, the battery replacement station further comprises a 3D camera, the position of a battery pack on the vehicle to be replaced can be rapidly and accurately identified, and the identification error reaches +/-2 mm. Specifically, the 3D camera is arranged on the side of a parking space of the power swapping station.

Specifically, a liquid cooling system is arranged on the battery pack storage rack 10 of the battery replacement station to cool the charging insufficient battery pack so as to improve the charging current.

Specifically, the work flow of the power swapping station is as follows:

and electricity-taking operation of the power-deficient battery pack: after the electric vehicle to be switched is parked in place, firstly, a 3D camera identifies the position of a bottom support of the vehicle end, parking errors and vehicle body deflection errors are measured, then, an electric switching device starts an error compensation function, moves to a proper voltage taking and switching potential, simultaneously, a rotation adjustment function is started, a lifting frame 34 is rotated to be perpendicular to the outer side surface of the bottom support, a first-stage telescoping mechanism and a second-stage telescoping mechanism 33 are started, the output end of the second-stage telescoping mechanism 33 extends to a position 50mm below the lower bottom surface of a battery switching frame, then, the lifting frame 34 is started, a floating mechanism at the foremost end of the second-stage telescoping mechanism 33 is lifted and accurately butted with the battery switching frame, then, the battery switching frame is pulled out for a certain distance, a charging head of the battery switching frame is completely separated from a liquid cooling head, then, a telescoping assembly retracts, and the battery switching frame is pulled out in a transverse mode and transferred to a battery bag storage frame 10.

Full-charge battery pack installation operation:

the floating mechanism at the most front end of the secondary telescopic mechanism 33 pulls out a full-electricity battery pack on the battery pack storage rack 10, the floating mechanism of the battery changing equipment is butted with a bottom support on a vehicle to be changed, then the floating mechanism puts the taken full-electricity battery pack to the vehicle to be changed and pushes the full-electricity battery pack to a proper position, so that a charging head of the battery pack is accurately butted with a liquid cooling head, the floating mechanism on the battery changing equipment descends by 50mm, the primary telescopic mechanism and the secondary telescopic mechanism 33 reset, and all actions of the battery changing equipment for lateral battery changing are completed.

The above embodiments have been described only the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and is not departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The floating mechanism is characterized by comprising:

the device comprises a base (11), wherein a mounting plate (111) capable of reciprocating along a first horizontal direction is arranged on the base (11);

the floating plate (12) is connected to the mounting plate (111) in a floating mode, and a battery pack clamping position (121) is arranged on the upper surface of the floating plate (12);

the floating plate device comprises floating plate guide rails (13), wherein two sides of the base (11) are respectively provided with one floating plate guide rail (13) at intervals, and two sides of the floating plate (12) are respectively in floating sliding connection with the two floating plate guide rails (13).

2. The floating mechanism according to claim 1, characterized in that a floating groove (1111) and a floating member (1112) are provided on the mounting plate (111), the floating member (1112) is floatingly connected in the floating groove (1111), and the floating plate (12) is fixedly connected to the floating member (1112).

3. The float mechanism of claim 2 wherein the float member (1112) is of unitary construction comprising:

a connecting plate (11121), wherein the floating plate (12) is fixedly connected to the connecting plate (11121);

a reducing shaft (11122) coaxially arranged on one side of the connecting plate (11121) facing the floating groove (1111), an annular limiting ring (11111) is arranged in the floating groove (1111), and the reducing shaft (11122) coaxially penetrates through the annular limiting ring (11111) with a clearance;

a floating semi-spherical part (11123) coaxially arranged on one side of the reducing shaft (11122) far away from the connecting plate (11121), wherein the floating semi-spherical part (11123) passes through the annular limiting ring (11111) with a coaxial clearance and is arranged in the floating groove (1111) in a floating way.

4. The float mechanism of claim 1 further including a slide connection (14), said slide connection (14) being slidably connected to said float plate guide track (13), said float plate (12) being floatingly connected to said slide connection (14).

5. The float mechanism of claim 4 further including a float plate side float assembly, said float plate side float assembly including:

the floating connecting block (151) is fixedly connected to the floating plate (12);

the upper end of the floating screw (152) is movably connected to the floating connecting block (151), and the lower end of the floating screw is fixedly connected to the sliding connecting piece (14);

the floating elastic piece (153) is sleeved on the floating screw (152), the upper end of the floating elastic piece (153) is in elastic abutting joint with the lower surface of the floating connecting block (151), and the lower end of the floating elastic piece (153) is in elastic abutting joint with the upper surface of the floating connecting block (151).

6. The floating mechanism according to claim 5, characterized in that a step structure is provided on the sliding connection piece (14), the step structure comprises a horizontal step surface (161) and a vertical step surface (162), a surface of the floating connection piece (151) facing the vertical step surface (162) can abut against the vertical step surface (162), and a lower surface of the floating connection piece (151) can abut against the horizontal step surface (161).

7. Trade electric equipment, its characterized in that includes:

a battery replacement device body;

the floating mechanism as claimed in any one of claims 1-6, wherein a base (11) and a floating plate guide rail (13) of the floating mechanism are arranged at an operation end of the battery replacing device body.

8. The charging apparatus as claimed in claim 7, wherein the charging apparatus body comprises:

a horizontal moving frame (31) capable of reciprocating in a second horizontal direction perpendicular to the first horizontal direction;

the primary telescopic mechanism is arranged on the horizontal moving rack (31) along the first horizontal direction;

and the second-stage telescopic mechanism (33) is arranged at the output end of the first-stage telescopic mechanism in the first horizontal direction, and the base (11) and the floating plate guide rail (13) are arranged at the output end of the second-stage telescopic mechanism (33).

9. The battery replacing device according to claim 8, wherein the battery replacing device body further comprises a lifting frame (34), the lifting frame (34) is arranged on the horizontal moving frame (31) in a lifting manner along a vertical direction, and the primary telescopic mechanism is arranged on the lifting frame (34) in a sliding manner along the first horizontal direction.

10. Battery swapping station, characterized in that it comprises a battery swapping device as claimed in claim 8 or 9.