CN115626106A - Battery-replacing type power supply vehicle - Google Patents

Abstract

The invention discloses a battery replacement type power supply vehicle which comprises a traction part, a loading part and a battery pack arranged on the loading part, wherein the traction part is connected with the loading part, the loading part comprises a chassis and a tire arranged on the lower side of the chassis, a container is arranged on the upper side of the chassis, a tail door is arranged at one end, away from the traction part, of the container, a top plate is connected to the upper side of the container in a sliding manner, a first sliding seat is connected to the upper side of the chassis in a sliding manner, a first driving device used for driving the first sliding seat to slide along the chassis is arranged on the chassis, the first driving device is also used for driving the top plate to slide, a supporting plate is arranged on the upper side of the first sliding seat, one end, away from the traction part, of the first sliding seat is rotatably connected with the supporting plate, a second driving device used for driving the supporting plate to rotate is arranged on the first sliding seat, and the battery pack is detachably connected to the upper side of the supporting plate. When the battery pack is insufficient in electric quantity, road rescue can be carried out again by replacing the battery pack.

Description

Battery-replacing type power supply vehicle

Technical Field

The invention relates to the technical field of power supply vehicles, in particular to a battery replacement type power supply vehicle.

Background

When the new energy vehicle cannot run due to power shortage, the power supply vehicle needs to be called for emergency power supply, a battery pack with a large size is arranged in the existing power supply vehicle, the battery pack is electrically connected with the new energy vehicle through a charging wire to charge the new energy vehicle, the battery pack of the existing power supply vehicle needs to be returned to a charging station to be charged after the electric quantity of the battery pack of the existing power supply vehicle is used up, and due to the fact that the capacity of the battery pack is large, long time is often consumed for charging, and road rescue is greatly delayed.

Disclosure of Invention

The invention provides a battery replacement type power supply vehicle, which aims to solve the defect that road rescue is delayed due to long charging time of the conventional power supply vehicle.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a trade electric power supply car, including the traction portion, loading portion and the group battery of setting on loading portion, traction portion and loading portion connect, loading portion includes the chassis and sets up the tire in the downside on chassis, the upside on chassis is provided with the container, the one end that traction portion was kept away from to the container is provided with the tail-gate, the upside sliding connection of container has the roof, the upside sliding connection on chassis has first sliding seat, the chassis is provided with and is used for driving first sliding seat along the gliding first drive arrangement in chassis, first drive arrangement still is used for driving the roof and slides, the upside of first sliding seat is provided with the backup pad, traction portion was kept away from to first sliding seat one end and backup pad rotate the connection, first sliding seat is provided with and is used for driving backup pad pivoted second drive arrangement, the upside in the backup pad can be dismantled to connect to the group battery.

Through the arrangement, the battery can be quickly replaced. The traction part and the loading part are connected and used for providing driving force for the loading part, the forward and backward movement of the power supply vehicle is realized, the battery pack is protected by the container, and the battery pack is prevented from being blown by wind and rain, when the battery pack needs to be replaced, the tail door is opened, the first driving device drives the first sliding seat to slide backwards along the chassis, the first sliding seat drives the battery pack on the supporting plate to move backwards, meanwhile, the first driving device drives the top plate to move forwards, so that the interference between the top plate and the battery pack is prevented, then under the action of the second driving device, one end, close to the traction part, of the supporting plate rotates upwards by 90 degrees, the supporting plate and the battery pack extend basically vertically, the supporting plate and the battery pack are located outside the container, the lower end of the battery pack is abutted to the ground, the battery pack is detached from the supporting plate, a new battery pack is installed on the supporting plate, then the second driving device drives the supporting plate to rotate reversely by 90 degrees, then the first driving device drives the first sliding seat to move forwards, so that the supporting plate and the battery pack enters the container, and the top plate moves backwards under the action of the first driving device moves backwards, and the effect of the first driving device is finally, the tail door is closed, and the replacement of the battery pack is completed. The new battery pack is fully charged in advance at the charging station, can be directly used for road rescue, and does not need to wait.

Further, the upside sliding connection of backup pad has the second sliding seat, the upside fixedly connected with go-between of second sliding seat, the first support column of upside fixedly connected with and the second support column of backup pad, the upper end of first support column is rotated and is connected with first backing roll, the upper end of second support column is rotated and is connected with the second backing roll, the group battery butt is at the upside of first backing roll and the upside of second backing roll, the downside fixedly connected with hook of group battery, the go-between is hooked to the hook in the past backward, the backup pad is provided with and is used for driving the gliding third drive arrangement of second sliding seat edge backup pad.

Through the arrangement, the quick assembly disassembly between the supporting plate and the battery pack is realized. Specifically, when the battery pack is replaced, after one end of the support plate close to the traction part rotates upwards by 90 degrees, the hook is buckled on the connecting ring from top to bottom, namely the battery pack is hung on the connecting ring through the hook, at the moment, a gap exists between the battery pack and the ground, then, under the action of a third driving device, the second sliding seat moves downwards to drive the connecting ring to move downwards, when the battery pack moves downwards and abuts against the ground, the second sliding seat and the connecting ring continue to move downwards until the connecting ring and the hook are separated, in the process, the first supporting roller rolls downwards along the battery pack, the second supporting roller rolls downwards along the battery pack to prevent the battery pack from being damaged, the battery pack on the ground is hung away by a crane, then, a new battery pack is placed on the ground, the hook is aligned with the connecting ring, then, the third driving device drives the second sliding seat and the connecting ring to move upwards, after the hook is connected with the connecting ring, the second sliding seat continues to move upwards, the battery pack leaves the ground, then, under the action of the second driving device, the upper end of the support plate rotates 90 degrees towards the traction part, then, the first driving device and the container is moved forwards, and finally, the container is moved upwards, and the container is closed.

Further, the container is close to the one end fixedly connected with cylinder body of traction part, and sliding connection has the piston in the cylinder body, and piston fixedly connected with piston rod, piston rod pass the lateral wall of container and with the lateral wall sliding connection of container, the piston was kept away from to the piston rod one end fixedly connected with push pedal, the battery pack is close to the one end and the push pedal butt of traction part, the cylinder body is provided with the voltage limiting valve.

Through above-mentioned setting, improve the stability and the security of group battery. Specifically, being full of compressed gas in the cylinder body and being high-pressure state, under the effect of atmospheric pressure, the push pedal compresses tightly on the group battery to it is more firm to make hook and go-between connect, and the supply vehicle is at the in-process of traveling, and group battery stability is good in the backup pad. In addition, when the power supply vehicle is subjected to rear-end collision, if the rear end of the battery pack is impacted at the moment, the battery pack pushes the push plate to move forwards, the push plate pushes the piston to move forwards through the piston rod, the piston compresses compressed gas in the cylinder body, the battery pack is buffered, the pressure in the cylinder body is increased, and when the pressure is increased to the threshold value of the pressure limiting valve, the compressed gas in the cylinder body is discharged out of the cylinder body through the pressure limiting valve, so that the air pressure in the cylinder body is reduced, and the battery pack is prevented from being damaged due to too large rebound energy of the push plate.

Further, first sliding seat is provided with the groove of dodging of opening traction part dorsad, the container is close to the first connecting seat of one end fixedly connected with and the second connecting seat of traction part, first connecting seat sets up the one side that is close to the chassis at the container, the second connecting seat sets up the one side that is close to the roof at the container, chassis fixedly connected with third connecting seat, the third connecting seat sets up and is dodging the inslot, first drive arrangement includes the first belt pulley of being connected with first connecting seat rotation and the first driving motor who is connected with first belt pulley, the first synchronous wheel of first belt pulley fixedly connected with, the second connecting seat rotates and is connected with the second synchronizing wheel, second synchronous wheel fixedly connected with drive gear, the downside fixedly connected with rack of roof, rack and drive gear meshing, pass through synchronous belt drive between first synchronous wheel and the second synchronizing wheel, the third connecting seat rotates and is connected with the second belt pulley, pass through conveyer belt transmission between second belt pulley and the first belt pulley, one side and the first sliding seat of conveyer belt are connected.

Through the arrangement, the first sliding seat and the top plate can slide. Specifically, when a first driving motor drives a first belt pulley to rotate, the first belt pulley and the first synchronous pulley rotate synchronously, the first synchronous pulley drives a second synchronous pulley to rotate through a synchronous belt, the second synchronous pulley drives a driving gear to rotate synchronously, the driving gear drives a top plate to move forwards or backwards through a rack, in addition, when the first belt pulley rotates, the first belt pulley drives the second belt pulley to rotate through a conveying belt, and the conveying belt drives a first sliding seat to move forwards or backwards. In this application, when first driving motor drove first sliding seat forward motion (the group battery in the backup pad has changed the completion), the roof slides backward, and when first driving motor drove first sliding seat backward motion (will change the group battery in the backup pad), the roof slides forward.

Furthermore, the one end fixedly connected with that first sliding seat is close to the portion of pulling is used for the supporting shoe of backup pad, and the first otic placode of one end fixedly connected with that the portion of pulling is kept away from to first sliding seat, and first otic placode rotates and is connected with the pivot, the downside fixedly connected with second otic placode of supporting shoe, and the pivot is passed the second otic placode and with second otic placode fixed connection, and second drive arrangement is the gear motor who is connected with the pivot.

Through the arrangement, the connection between the support plate and the first sliding seat is realized. The speed reducing motor has larger power and can stably drive the supporting plate to rotate.

Further, the quantity of hook is two at least, and the both ends of group battery all are provided with the hook.

Furthermore, the third driving device comprises a screw rod which penetrates through the first supporting column and is rotatably connected with the second supporting column, the screw rod is rotatably connected with the first supporting column, the supporting plate is fixedly connected with a second driving motor, the second driving motor is connected with the screw rod, and the screw rod is in threaded connection with the second sliding seat.

Through the arrangement, the second sliding seat moves along the supporting plate. The first supporting column and the second supporting column are used for stabilizing the screw rod, when the second driving motor drives the screw rod to rotate, the screw rod and the second sliding seat rotate relatively, the second sliding seat moves along the axis of the screw rod, and therefore the second sliding seat can move along the supporting plate.

Drawings

Fig. 1 is a schematic diagram of an embodiment.

Fig. 2 is a rear view of the embodiment.

Fig. 3 is a schematic view of the first driving device driving the first sliding seat to move backwards.

Fig. 4 is a schematic view of the second driving device driving the support plate to rotate.

Fig. 5 is a schematic view of the hook and attachment ring disengaged.

Fig. 6 is a schematic view of the power supply vehicle when the vehicle is subjected to a rear-end collision.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.

Referring to fig. 1 to 6, an electric power convertible vehicle includes a towing unit 11, a loading unit 12, and a battery pack 13 disposed on the loading unit 12, the towing unit 11 is connected to the loading unit 12, the loading unit 12 includes a chassis 121 and a tire 122 disposed on a lower side of the chassis 121, a container 123 is disposed on an upper side of the chassis 121, a rear door 1231 is disposed at an end of the container 123 away from the towing unit 11, a top plate 1232 is slidably connected to an upper side of the container 123, a first sliding seat 1211 is slidably connected to an upper side of the chassis 121, the chassis 121 is provided with a first driving device 1212 for driving the first sliding seat 1211 to slide along the chassis 121, the first driving device 1212 is further configured to drive the top plate 1232 to slide, a support plate 1213 is disposed on an upper side of the first sliding seat 1211, an end of the first sliding seat 1211 away from the towing unit 11 is rotatably connected to the support plate 1213, the first sliding seat 1211 is provided with a second driving device (not shown) for driving the support plate 1213 to rotate, and the battery pack 13 is detachably connected to an upper side of the support plate 1213.

Through the arrangement, the battery can be quickly replaced. First, as shown in fig. 1, defining the front side and the rear side of the present application, the battery pack 13 extends substantially in the front-rear direction of the power vehicle, the towing part 11 and the loading part 12 are connected and used for providing a driving force to the loading part 12 to advance and retract the power vehicle, the container 123 protects the battery pack 13 and prevents the battery pack 13 from being caught by wind and rain, when it is necessary to replace the battery pack 13, the tail door 1231 is opened, the first driving device 1212 drives the first sliding seat 1211 to slide backward along the chassis 121, the first sliding seat 1211 drives the battery pack 13 on the support plate 1213 to move backward, and at the same time, the first driving device 1212 drives the top plate 1232 to move forward, thereby preventing the top plate 1232 and the battery pack 13 from interfering with each other, see fig. 3, then, under the action of the second driving device, one end of the support plate 1213 close to the towing part 11 rotates upward by 90 degrees, while the support plate 1213 and the battery pack 13 extend substantially vertically, the support plate 1213 and the battery pack 13 are both located outside the container 123, the lower end of the battery pack 13 abuts against the ground, then the support plate 13 is detached from the support plate 13, a new support plate is mounted on the support plate 1213, a new battery pack is mounted on the support plate 1233, the support plate 1233 and the first driving device 12113 is driven by the first driving device 1212 and the first driving device 1212, the first driving device 1212 and the first driving device 1231, the first driving device 1212 and the first driving device 1212, the second driving device 1212 is driven device is driven by the first driving device 1212, the second driving device 1212 to move backwards, the first driving device 1212 to move backwards, so that the first driving device 1231, the rear door 1212 and the rear door 1212 to move backwards, so that the rear door 1231, so that the rear door 123, so that the rear door 1231 and the rear door 1231 is moved forward. The new battery pack 13 is fully charged in advance at the charging station, and can be directly used for road rescue without waiting.

As one implementation, a second sliding seat 1215 is slidably connected to an upper side of the support plate 1213, a connection ring 12151 is fixedly connected to an upper side of the second sliding seat 1215, a first support column 12131 and a second support column 12132 are fixedly connected to an upper side of the support plate 1213, a first support roller 12133 is rotatably connected to an upper end of the first support column 12131, a second support roller 12134 is rotatably connected to an upper end of the second support column 12132, the battery pack 13 abuts against an upper side of the first support roller 12133 and an upper side of the second support roller 12134, a hook 131 is fixedly connected to a lower side of the battery pack 13, the hook 131 hooks the connection ring 12151 from front to rear, and the support plate 1213 is provided with a third driving device 1216 for driving the second sliding seat 1215 to slide along the support plate 1213.

With the above arrangement, quick attachment and detachment between the support plate 1213 and the battery pack 13 is achieved. Specifically, when replacing the battery pack 13, referring to fig. 4, after the end of the support plate 1213 near the traction portion 11 is rotated upward by 90 degrees, the hook 131 is buckled to the connection ring 12151 from top to bottom, i.e. the battery pack 13 is hung on the connection ring 12151 by the hook 131, and there is a gap between the battery pack 13 and the ground, then, under the action of the third driving device 1216, the second sliding seat 1215 moves downward to drive the connection ring 12151 to move downward, and when the battery pack 13 moves downward to abut against the ground, the second sliding seat 1215 and the connection ring 12151 continue to move downward until the connection ring 12151 and the hook 131 are disengaged, referring to fig. 5, during which the first support roller 12133 rolls downward along the battery pack 13 and the second support roller 12134 rolls downward along the battery pack 13, thereby preventing the battery pack 13 from being damaged, the battery pack 13 on the ground is lifted by a crane, a new battery pack 13 is placed on the ground, the hook 131 is aligned with the connection ring 12151, the third driving device 1216 drives the second sliding seat 1215 and the connection ring 12151 to move upward, after the hook 131 is connected with the connection ring 12151, the second sliding seat 1215 continues to move upward, the battery pack 13 leaves the ground, the upper end of the support plate 1213 is rotated 90 degrees toward the traction part 11 by the second driving device, the first driving device 1212 drives the first sliding seat 1211 to move forward, the support plate 1213 and the battery pack 13 enter the container 123, the top plate 1232 moves backward by the first driving device 1212, and the end door 1231 is closed, thereby completing the replacement of the battery pack 13.

As one implementation manner, a cylinder 1233 is fixedly connected to one end of the container 123 close to the towing part 11, a piston 1234 is slidably connected to the cylinder 1233, a piston rod 1235 is fixedly connected to the piston 1234, the piston rod 1235 penetrates through a side wall of the container 123 and is slidably connected to the side wall of the container 123, a push plate 1237 is fixedly connected to one end of the piston rod 1235 far away from the piston 1234, one end of the battery pack 13 close to the towing part 11 abuts against the push plate 1237, and a pressure limiting valve 1236 is disposed on the cylinder 1233.

With the above arrangement, the stability and safety of the battery pack 13 are improved. Specifically, the cylinder 1233 is filled with compressed gas to be in a high-pressure state, and the push plate 1237 is pressed against the battery pack 13 under the action of air pressure, so that the connection between the hook 131 and the connection ring 12151 is firmer, and the battery pack 13 has good stability on the support plate 1213 during the driving process of the power supply vehicle. In addition, when the power supply vehicle is in a rear-end collision, referring to fig. 6, if the rear end of the battery pack 13 is impacted, the battery pack 13 pushes the push plate 1237 to move forward, the push plate 1237 pushes the piston 1234 to move forward through the piston rod 1235, the piston 1234 compresses the compressed gas in the cylinder 1233, the battery pack 13 is buffered, the pressure in the cylinder 1233 is increased, and when the pressure is increased to the threshold value of the pressure limiting valve 1236, the compressed gas in the cylinder 1233 is discharged out of the cylinder 1233 through the pressure limiting valve 1236, so that the pressure in the cylinder 1233 is reduced, and the battery pack 13 is prevented from being damaged due to too much energy of the rebound of the push plate 1237.

As one implementation manner, the first sliding seat 1211 is provided with an avoiding groove 12111 having an opening facing away from the towing part 11, one end of the container 123 close to the towing part 11 is fixedly connected with a first connecting seat 124 and a second connecting seat 125, the first connecting seat 124 is disposed on one side of the container 123 close to the chassis 121, the second connecting seat 125 is disposed on one side of the container 123 close to the top plate 1232, the chassis 121 is fixedly connected with a third connecting seat 126, the third connecting seat 126 is disposed in the avoiding groove 12111 so as to prevent the first sliding seat 1211 from interfering with the third connecting seat 126 during movement, the first driving device 1212 includes a first belt pulley 12121 rotatably connected with the first connecting seat 124 and a first driving motor (not shown) connected with the first belt pulley 12121, the first belt pulley 12121 is fixedly connected with a first synchronizing wheel 12122, the second connecting seat 125 is rotatably connected with a second synchronizing wheel 12123, the second synchronizing wheel 12123 is fixedly connected with a driving gear 12124, a rack 12321 is fixedly connected to the lower side of the top plate 1212, the rack 12321 is engaged with the rack 12321, and the driving gear 12124, and the first synchronizing wheel 12123 is rotatably connected with the first synchronizing wheel 12126, and the second synchronizing wheel 12126 through the driving gear 12126, and the first synchronizing wheel 12126, and the driving gear 12126 is connected with the first synchronizing wheel 12126.

With the above arrangement, the first slide seat 1211 and the top plate 1232 slide. Specifically, when the first driving motor rotates the first pulley 12121, the first pulley 12121 and the first synchronizing wheel 12122 rotate synchronously, the first synchronizing wheel 12122 rotates the second synchronizing wheel 12123 via the timing belt 12125, the second synchronizing wheel 12123 rotates the driving gear 12124 synchronously, the driving gear 12124 moves the top plate 1232 forward or backward via the rack 12321, and further, when the first pulley 12121 rotates, the first pulley 12121 rotates the second pulley 12126 via the transmission belt 12127, and the transmission belt 12127 moves the first sliding seat 1211 forward or backward. In this application, when the first driving motor drives the first sliding seat 1211 to move forward (the battery pack 13 on the supporting plate 1213 is replaced), the top plate 1232 slides backward, and when the first driving motor drives the first sliding seat 1211 to move backward (the battery pack 13 on the supporting plate 1213 is to be replaced), the top plate 1232 slides forward.

As one implementation manner, one end of the first sliding seat 1211 close to the traction portion 11 is fixedly connected with a supporting block 12112 for supporting the supporting plate 1213, one end of the first sliding seat 1211 far from the traction portion 11 is fixedly connected with a first ear plate 12113, the first ear plate 12113 is rotatably connected with a rotating shaft 12114, a second ear plate 12115 is fixedly connected to a lower side of the supporting block 12112, the rotating shaft 12114 passes through the second ear plate 12115 and is fixedly connected with the second ear plate 12115, and the second driving device is a speed reduction motor connected with the rotating shaft 12114.

With the above arrangement, the connection of the support plate 1213 and the first slide seat 1211 is achieved. When the support plate 1213 rotates, the support plate 1213 rotates around the axis of the rotating shaft 12114, and the speed reducing motor has high power and can stably drive the support plate 1213 to rotate.

As one implementation, the number of the hooks 131 is at least two, and both ends of the battery pack 13 are provided with the hooks 131.

As one implementation, the third driving device 1216 includes a screw 12161 passing through the first support column 12131 and rotatably connected to the second support column 12132, the screw 12161 is rotatably connected to the first support column 12131, the support plate 1213 is fixedly connected to a second driving motor 12162, the second driving motor 12162 is connected to the screw 12161, and the screw 12161 is threadedly connected to the second sliding seat 1215.

With the above arrangement, the movement of the second slide seat 1215 along the support plate 1213 is achieved. The first and second support columns 12131 and 12132 are used to stabilize the screw 12161, and when the second driving motor 12162 drives the screw 12161 to rotate, the screw 12161 and the second sliding seat 1215 relatively rotate, and the second sliding seat 1215 moves along the axis of the screw 12161, i.e., the second sliding seat 1215 moves along the support plate 1213.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims (7)

1. The utility model provides a trade electric power source car, is in including traction portion, loading portion and setting group battery in the loading portion, traction portion with the loading portion is connected, loading portion includes the chassis and sets up the tire of the downside on chassis, the upside on chassis is provided with the container, a serial communication port, the container is kept away from the one end of traction portion is provided with the tail-gate, the upside sliding connection of container has the roof, the upside sliding connection on chassis has first sliding seat, the chassis is provided with and is used for the drive first sliding seat is followed the gliding first drive arrangement in chassis, first drive arrangement still is used for the drive the roof slides, the upside of first sliding seat is provided with the backup pad, first sliding seat is kept away from the one end of traction portion with the backup pad rotates the connection, first sliding seat is provided with and is used for the drive the pivoted second drive arrangement in backup pad, the group battery can dismantle the connection the upside of backup pad.

2. The battery replacement type power supply vehicle according to claim 1, wherein a second sliding seat is slidably connected to the upper side of the supporting plate, a connecting ring is fixedly connected to the upper side of the second sliding seat, a first supporting column and a second supporting column are fixedly connected to the upper side of the supporting plate, a first supporting roller is rotatably connected to the upper end of the first supporting column, a second supporting roller is rotatably connected to the upper end of the second supporting column, the battery pack abuts against the upper side of the first supporting roller and the upper side of the second supporting roller, a hook is fixedly connected to the lower side of the battery pack and hooks the connecting ring from front to back, and the supporting plate is provided with a third driving device for driving the second sliding seat to slide along the supporting plate.

3. The battery replacement type power supply vehicle according to claim 2, wherein a cylinder is fixedly connected to one end of the container close to the traction portion, a piston is connected in the cylinder in a sliding mode, a piston rod is fixedly connected to the piston, the piston rod penetrates through a side wall of the container and is connected with the side wall of the container in a sliding mode, a top plate is fixedly connected to one end, far away from the piston, of the piston rod, one end, close to the traction portion, of the battery pack is abutted to the top plate, and a pressure limiting valve is arranged on the cylinder.

4. The battery replacement type power supply vehicle according to claim 3, wherein the first sliding seat is provided with a avoiding groove with an opening facing away from the traction portion, one end of the container close to the traction portion is fixedly connected with a first connecting seat and a second connecting seat, the first connecting seat is arranged on one side of the container close to the chassis, the second connecting seat is arranged on one side of the container close to the top plate, the chassis is fixedly connected with a third connecting seat, the third connecting seat is arranged in the avoiding groove, the first driving device comprises a first belt wheel rotatably connected with the first connecting seat and a first driving motor connected with the first belt wheel, the first belt wheel is fixedly connected with a first synchronous wheel, the second connecting seat is rotatably connected with a second synchronous wheel, the second synchronous wheel is fixedly connected with a driving gear, a rack is fixedly connected with the lower side of the top plate, the rack is meshed with the driving gear, the first synchronous wheel and the second synchronous wheel are rotatably connected with a second belt wheel, the second belt wheel and the first belt wheel are connected with the first sliding seat through a synchronous belt, and one side of the first sliding seat is connected with the first belt.

5. The battery replacement type power supply vehicle according to any one of claims 1 to 4, wherein a supporting block for supporting the supporting plate is fixedly connected to one end of the first sliding seat close to the traction portion, a first lug plate is fixedly connected to one end of the first sliding seat far away from the traction portion, the first lug plate is rotatably connected to a rotating shaft, a second lug plate is fixedly connected to the lower side of the supporting block, the rotating shaft penetrates through the second lug plate and is fixedly connected with the second lug plate, and the second driving device is a speed reduction motor connected with the rotating shaft.

6. The battery replacement type power supply vehicle according to claim 4, wherein the number of the hooks is at least two, and the hooks are arranged at two ends of the battery pack.

7. The battery replacement type power supply vehicle according to claim 4, wherein the third driving device comprises a screw rod which penetrates through the first support column and is rotatably connected with the second support column, the screw rod is rotatably connected with the first support column, the support plate is fixedly connected with a second driving motor, and the screw rod is in threaded connection with the second sliding seat.

Images