CN216545821U

CN216545821U - Battery transfer equipment with counterweight assembly and battery replacement station

Info

Publication number: CN216545821U
Application number: CN202122399693.4U
Authority: CN
Inventors: 张建平; 庄智敏; 陈新雨; 孙光龙
Original assignee: Aulton New Energy Automotive Technology Co Ltd
Current assignee: Aulton New Energy Automotive Technology Co Ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-05-17
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a battery transfer device with a counterweight component and a battery replacing station, wherein the battery transfer device is arranged on one side of a battery rack of the battery replacing station to transfer batteries; the battery transfer equipment comprises a door frame and a car, wherein the door frame comprises two longitudinal beams which are arranged oppositely, and the car is arranged between the two longitudinal beams; a transmission mechanism is arranged between the lift car and the portal frame and is used for enabling the lift car to move up and down along the length direction of the longitudinal beam; the battery transfer equipment further comprises a counterweight mechanism arranged on the frame body of the battery replacement station so as to balance the lifting movement of the car. By adopting the utility model, the lifting movement of the car can be balanced through the counterweight mechanism, and the lifting process of the car can be more stable, so that the driving mechanism can drive the car to move by using less force, the load of the driving mechanism is reduced, the loss of the driving mechanism is reduced, the cost is saved, the lifting reliability of the battery transfer equipment is improved, and the lifting process of the battery transfer equipment is more balanced.

Description

Battery transfer equipment with counterweight assembly and battery replacement station

Technical Field

The utility model relates to a battery transfer device with a counterweight component and a battery replacement station.

Background

The battery transfer equipment is used as necessary equipment in the battery replacing station and used for transferring the batteries in the battery rack, so that the batteries are transferred from the battery rack to the battery replacing trolley to be mounted on the electric automobile conveniently, or the batteries detached from the electric automobile are transferred to the corresponding charging bins on the battery rack for charging.

Among the current scheme, thereby battery transportation equipment sets up with the battery frame relatively and makes things convenient for battery business turn over to remove through control battery transportation equipment lift, in order to draw the full charge battery in the arbitrary storehouse of charging of battery frame or deliver to appointed storehouse of charging with insufficient voltage battery. The battery transfer device is usually driven by a driving mechanism to move a corresponding transmission mechanism so as to realize lifting movement. Therefore, the weight of the battery transfer equipment and the weight of the battery lead to high requirements on the bearing load of the driver, the driver is easy to damage and large in consumption, and potential safety hazards also exist in the using process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defect that the requirement for bearing load of a driving mechanism in battery transferring equipment in the prior art is high, and provides battery transferring equipment with a counterweight component and a battery replacement station.

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

a battery transfer device with a counterweight assembly is arranged at one side of a battery rack of a battery changing station to perform battery transfer; it is characterized in that the main body of the utility model,

the battery transfer equipment comprises a portal frame and a car, wherein the portal frame comprises two longitudinal beams which are arranged oppositely, and the car is arranged between the two longitudinal beams; a transmission mechanism is arranged between the car and the portal frame, and the transmission mechanism is used for enabling the car to move up and down along the length direction of the longitudinal beam;

the battery transfer equipment further comprises a driving mechanism, the driving mechanism comprises a primary transmission part positioned on the outer side of the longitudinal beam and a secondary transmission part positioned on the inner side of the longitudinal beam, and the power of the driving mechanism is transmitted to the car through the primary transmission part and the secondary transmission part so that the car can move up and down along the length direction of the longitudinal beam;

the battery transfer equipment further comprises a counterweight mechanism arranged on the frame body of the battery replacement station to balance the lift movement of the car.

In the scheme, the driving force of the driving mechanism can be transmitted to the secondary transmission part positioned on the inner side of the longitudinal beam through the primary transmission part positioned on the outer side of the longitudinal beam through the transmission of the primary transmission part, so that the lift car is driven to move up and down along the longitudinal beam under the action of the secondary transmission part, and the arrangement position of the driving mechanism is more flexible; through the lift that counter weight mechanism can balance the car removes, also enables the lift process of car more stable to make actuating mechanism can utilize power less to drive the car and remove, reduce actuating mechanism's load, reduce actuating mechanism's loss, thereby practice thrift the cost, improve the reliability that battery transportation equipment goes up and down, and make the process that battery transportation equipment goes up and down more balanced.

Preferably, the number of the secondary transmission parts is two, the two secondary transmission parts are respectively arranged on the inner side walls of the two longitudinal beams and are respectively connected to the side walls of the car,

the number of the primary transmission parts is one, the primary transmission parts are arranged on the outer side wall of any one longitudinal beam and are synchronously connected with the two secondary transmission parts through a synchronous component,

the driving mechanism is connected with the primary transmission part, so that after the primary transmission part is driven, the synchronous component drives the secondary transmission part to perform synchronous transmission, so that the lift car can move up and down.

In this scheme, one level transmission portion has, and can be located the outside of arbitrary longeron, and actuating mechanism's drive power transmits the back via one level transmission portion, can transmit simultaneously to being located two inboard second grade transmission portions of longeron through synchronizing assembly on to can drive the both sides lift removal of car simultaneously, make can be even to the drive of car both sides, thereby the car can steadily go up and down.

Preferably, the primary transmission part and the secondary transmission part respectively comprise a chain wheel set and a chain, and the synchronizing component is a synchronizing shaft which is sequentially connected with any chain wheel in the chain wheel set of the primary transmission part and any chain wheel in the chain wheel set of the secondary transmission part.

In this scheme, primary drive portion and secondary drive portion all can include sprocket group and chain, can carry out the transmission of power through sprocket group and chain to synchronous subassembly can connect the sprocket of primary drive portion and the sprocket of secondary drive portion, thereby not only can transmit drive power of actuating mechanism to secondary drive portion from primary drive portion, also can transmit in step to the secondary drive portion of both sides.

Preferably, the chain of the primary transmission portion is of a closed-loop structure, and the primary transmission portion further includes a tensioning wheel, the tensioning wheel is disposed on the outer side wall of the longitudinal beam and is attached to the chain of the primary transmission portion to adjust the tightness of the chain.

In this scheme, can adjust the rate of tension of the chain of one-level transmission portion through the take-up pulley, avoid the driving chain to jump the tooth, influence the transmission precision.

Preferably, the driving mechanism comprises a driver, and the driver is arranged at the bottom end of the outer side wall of any one of the longitudinal beams; the synchronizing assembly is arranged between the top ends of the two longitudinal beams.

In the scheme, the driving mechanism can comprise a driver and is connected with the primary transmission part for driving the primary transmission part to transmit; and the driver can be arranged at the bottom of the door frame, so that the maintenance and debugging are facilitated. The synchronous component can be arranged between the top ends of the two longitudinal beams, so that the driving force of the driver at the bottom end can be transmitted to the secondary transmission part, and the lift car can be lifted and moved.

Preferably, the counterweight mechanism comprises a first traction piece, a second traction piece, a guide assembly and a counterweight assembly;

the first traction piece and the second traction piece are respectively connected to the guide assembly from two sides of the car and then are further connected with the counterweight assembly so as to balance the lifting movement of the car.

In this scheme, first draw piece and second to draw the piece and be connected with the counter weight component respectively under the guide of direction subassembly to ensure that the counter weight component can set up on suitable position, practice thrift the holistic occupation space of counter weight component, realize battery transfer equipment's rational overall arrangement. And the first traction piece and the second traction piece are respectively connected with two sides of the car, so that the counterweight mechanism balances two sides of the car, the two sides of the car can be balanced simultaneously in the balancing process, the balance can be balanced, and the stability of the lifting movement of the car can be improved.

Preferably, the guide assembly comprises two first pulleys and a transition wheel which are respectively arranged at the tops of the two longitudinal beams; the first traction piece and the second traction piece are respectively wound on the corresponding first pulleys from two sides of the car and are further connected to the counterweight component after being steered by the transition wheels.

In this aspect, the first traction member and the second traction member may be guided by the first sliding corresponding thereto, respectively, so as to guide the first traction member and the second traction member toward the position of the counterweight assembly to be connected with the counterweight assembly. During the connection with the counterweight assembly, the first traction piece and the second traction piece can be guided and connected to the counterweight assembly through the transition wheel, so that the position of the counterweight assembly can be adapted.

Preferably, the guide assembly further includes a diverting pulley disposed near the transition pulley, one of the first traction member and the second traction member is guided to the transition pulley by the corresponding first pulley, and the other traction member is wrapped around the corresponding first pulley, then turned by the diverting pulley and then wrapped around the transition pulley.

In the scheme, one of the first traction part and the second traction part is close to the counterweight component, the other traction part is far away from the counterweight component, and the traction part close to the counterweight component can be guided to the transition wheel through the first pulley and is connected with the counterweight component; the traction piece far away from the counterweight component can be guided to the transition wheel through the first pulley and the steering wheel and connected with the counterweight component. The guide of two traction pieces to the path of the counterweight assembly can be simplified, the structure is compact, the problems of movement dislocation of the traction pieces, interference with other parts and the like in the lifting process due to complex guide paths can be avoided, and the stability and the reliability of the counterweight assembly in balance lifting movement are improved.

Preferably, the guide assembly further includes a second pulley disposed at a top position of the counterweight assembly, and the other ends of the first traction member and the second traction member are wound on the second pulley via the transition wheel and then connected to the top of the frame body.

In the scheme, a second pulley can be arranged at the top of the counterweight component and can move along with the movement of the counterweight component; the first traction piece and the second traction piece can be wound with a second pulley through a ferry to be connected with the top of the frame body, so that the lengths of the first traction piece and the second traction piece can be fixed values, and the counterweight assembly and the lift car ascend and descend one by one under the restraint of the first traction piece and the second traction piece; and the fixing of the first traction piece and the second traction piece can be more reliable. The pulley connection between the traction piece and the counterweight component can be realized, the lifting movement stroke of the counterweight component is shortened, and the counterweight reliability is improved.

Preferably, both sides of the car are provided with traction connecting pieces extending outwards, and one end of the first traction piece and one end of the second traction piece are respectively fixedly connected with the traction connecting pieces on both sides.

In this scheme, pull the connecting piece and outwards stretch out, can avoid pulling the motion of piece and car and take place to interfere.

Preferably, the first pulley is fixed to the top of the longitudinal beam through a mounting seat, a plane of the mounting seat is perpendicular to a side wall of the longitudinal beam, and the first pulley is arranged on a side face, facing the car, of the mounting seat.

Preferably, the top surface of the mounting seat is provided with a lifting point, and the lifting point is used for being fixedly connected with a top main beam of the power exchanging station.

In this scheme, can improve reliability and security, avoid balanced in-process because of the atress of first pulley is too big to lead to the mount pad to warp or damage.

Preferably, the counterweight mechanism comprises a top plate arranged at the top of the battery frame, and the other ends of the first traction member and the second traction member are fixedly connected with the top plate through a buffer, wherein the buffer is compressed when being pulled and provides restoring force opposite to the pulling force.

In this scheme, the buffer can provide the buffering, and when the car suddenly goes up and down with higher speed, the buffer cushions through the compression, avoids the fixed department of drawing piece and roof to bear too big pulling force and break off.

Preferably, the counterweight assembly includes a frame having a containing cavity, and a counterweight block disposed in the containing cavity, and the counterweight block is detachably disposed in the containing cavity.

In this scheme, the balancing weight can be changed as required to realize the adjustment of counter weight.

Preferably, guide shoes or guide rails are arranged on two sides of the frame, guide rails or guide shoes are arranged at corresponding positions of the battery rack, and the guide shoes are in sliding fit with the guide rails to guide the counterweight assembly.

In this scheme, the installation accuracy requirement of leading boots and guide rail is low, leads the counter weight subassembly through leading boots and guide rail to be convenient for installation and direction.

Preferably, the rack body is an upright column on any side of the battery rack; and the two longitudinal beams are respectively positioned in the middle positions of two side surfaces of the car.

In this scheme, the stand that is used for the frame body multiplexing battery frame of installation counter weight mechanism for the structure is more compact, and counter weight mechanism's traction path is littleer, promotes counter weight mechanism's lift stability.

A battery replacing station is characterized by comprising the battery transferring equipment with the counterweight assembly.

In the scheme, the battery transfer equipment is adopted in the battery replacement station, the driving force of the driving mechanism can be transmitted to the secondary transmission part positioned on the inner side of the longitudinal beam through the primary transmission part positioned on the outer side of the longitudinal beam through transmission of the primary transmission part, so that the lift car is driven to move up and down along the longitudinal beam under the action of the secondary transmission part, and the setting position of the driving mechanism is more flexible; can pass through the lift that counter weight mechanism can balance the car removes, also enables the lift process of car more stable to make actuating mechanism can utilize power less to drive the car and remove, reduce actuating mechanism's load, reduce actuating mechanism's loss, thereby practice thrift the cost, improve the reliability that battery transportation equipment goes up and down, and make the process that battery transportation equipment goes up and down more balanced.

The positive progress effects of the utility model are as follows: through the transmission of the primary transmission part, the driving force of the driving mechanism can be transmitted to the secondary transmission part positioned on the inner side of the longitudinal beam through the primary transmission part positioned on the outer side of the longitudinal beam, so that the lift car is driven to move up and down along the longitudinal beam under the action of the secondary transmission part, and the driving mechanism is more flexible in arrangement position; through the lift that counter weight mechanism can balance the car removes, also enables the lift process of car more stable to make actuating mechanism can utilize power less to drive the car and remove, reduce actuating mechanism's load, reduce actuating mechanism's loss, thereby practice thrift the cost, improve the reliability that battery transportation equipment goes up and down, and make the process that battery transportation equipment goes up and down more balanced.

Drawings

Fig. 1 is a schematic side view of a battery transportation apparatus according to an embodiment of the present invention;

fig. 2 is a schematic side view of a battery transportation device according to an embodiment of the present invention, which is opposite to the battery transportation device shown in fig. 1;

fig. 3 is a schematic side view of a battery transportation apparatus according to an embodiment of the present invention, in which a portion of a battery rack is removed;

fig. 4 is a schematic structural diagram of a gantry portion of a battery transfer apparatus according to an embodiment of the present invention;

fig. 5 is a schematic plan view of a part of the structure of a battery transfer apparatus according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a mounting seat according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a traction connection part of a battery transfer device according to an embodiment of the present invention.

Description of the reference numerals

Battery transfer device 1

Car 10

Portal 20

Longitudinal beam 21

Counterweight mechanism 30

First traction element 31

Second traction element 32

Counterweight assembly 33

First pulley 341

Transition wheel 342

Steering wheel 343

Second pulley 344

Traction coupling 35

Mounting seat 361

Mounting bracket 362

Buffer 37

Guide shoe 381

Guide rail 382

Primary transmission part 41

Primary driven wheel 412

Primary drive chain 413

Tension wheel 414

Two-stage transmission 42

Two-stage driving wheel 421

Secondary driven wheel 422

Two-stage drive train 423

Synchronizing assembly 43

Driver 50

Battery holder 2

Column 3

Detailed Description

The utility model is further illustrated by the following examples, which are not intended to limit the scope of the utility model.

The embodiment of the utility model provides a battery transfer device 1 with a counterweight component, and the battery transfer device 1 can be arranged on one side of a battery rack 2 of a battery replacement station to transfer batteries. As shown in fig. 1 to 7, the battery transfer apparatus 1 includes a gantry 20 and a car 10, the gantry 20 includes two oppositely disposed longitudinal beams 21, and the car 10 is disposed between the two longitudinal beams 21; a transmission mechanism is provided between the car 10 and the door frame 20, and the car 10 is driven by the transmission mechanism to move up and down along the longitudinal direction of the longitudinal beam 21. The car 10 is used for accommodating batteries, and a taking and placing mechanism for taking and placing the batteries is arranged in the car 10, so that the batteries on the car 10 can be moved into the positions of the battery racks 2, and the batteries in the positions of the battery racks 2 can also be moved onto the car 10 through the taking and placing mechanism, so that the batteries can be transported. When the battery transfer device is specifically implemented, the battery transfer device 1 can be arranged between the two battery racks 2, and the taking and placing mechanism can extend and move in two directions, so that the battery taking and placing are carried out on the corresponding bin positions of the battery racks 2 on the two sides.

As shown in fig. 1, 2 and 3, the battery transfer apparatus 1 further includes a counterweight mechanism 30 provided on a frame body of the exchanging station to balance the lifting movement of the car 10.

Specifically, can transmit actuating mechanism's drive power so that car 10 goes up and down to move through drive mechanism, at the in-process that drives car 10 lift through drive mechanism, counter weight mechanism 30 goes up and down along with the lift of car 10 simultaneously, thereby can initiatively balance the lift removal of car 10, also can make the lift process of car 10 more stable, thereby make actuating mechanism can utilize less power to drive car 10 and remove, reduce actuating mechanism's loss, thereby save cost, improve the reliability that battery transportation equipment goes up and down, and make the process that battery transportation equipment goes up and down more balanced.

As shown in fig. 1 to 3, the battery transfer apparatus 1 further includes a driving mechanism, the driving mechanism includes a primary transmission part 41 located outside the longitudinal beam 21 and a secondary transmission part 42 located inside the longitudinal beam 21, and power of the driving mechanism is transmitted to the car 10 through the primary transmission part 41 and the secondary transmission part 42, so that the car 10 moves up and down along the longitudinal beam 21.

In specific implementation, through the transmission of the primary transmission part 41, the driving force of the driving mechanism can be transmitted to the secondary transmission part 42 located inside the longitudinal beam 21 through the primary transmission part 41 located outside the longitudinal beam 21, so that the car 10 is driven to move up and down along the longitudinal beam 21 under the action of the secondary transmission part 42, and the position where the driving mechanism is arranged is more flexible.

As a preferred embodiment, as shown in fig. 1 to 3, the number of the secondary transmission parts 42 is two, which are respectively provided on the inner side walls of the two longitudinal beams 21 and are respectively connected to the side walls of the car 10,

the number of the first-stage transmission parts 41 is one, the first-stage transmission parts are arranged on the outer side wall of any one longitudinal beam 21, the two second-stage transmission parts 42 are synchronously connected through the synchronizing assembly 43, the driving mechanism is connected to the first-stage transmission parts 41, and therefore after the first-stage transmission parts 41 are driven, the second-stage transmission parts 42 are driven through the synchronizing assembly 43 to synchronously transmit, so that the lift car 10 can move up and down. Therefore, after the driving force of the driving mechanism is transmitted through the primary transmission part 41, the driving force can be simultaneously transmitted to the two secondary transmission parts 42 positioned on the inner side of the longitudinal beam 21 through the synchronizing component 43, so that the two sides of the car 10 can be driven to move up and down simultaneously, the driving on the two sides of the car 10 can be uniform, and the car 10 can be lifted and lowered stably.

In a preferred embodiment, the primary transmission part 41 and the secondary transmission part 42 respectively include a sprocket set and a chain, and the synchronizing member 43 is a synchronizing shaft sequentially connecting any one of the sprockets of the primary transmission part 41 and any one of the sprockets of the sprocket set of the secondary transmission part 42.

In practical implementation, each of the primary transmission part 41 and the secondary transmission part 42 may include a respective sprocket set and a respective chain, and the transmission of power may be performed through the sprocket set and the respective chain, and the synchronizing assembly 43 may connect the sprocket of the primary transmission part 41 and the sprocket of the secondary transmission part 42, so that the driving force of the driving mechanism can be transmitted from the primary transmission part 41 to the secondary transmission part 42, and can be transmitted to the secondary transmission parts 42 on both sides simultaneously.

As shown in fig. 3 and 4, the primary transmission portion 41 may include a primary driving wheel (not shown), a primary driven wheel 412 and a primary transmission chain 413, the driving mechanism is connected to the primary driving wheel and drives the primary driving wheel to rotate, and the primary driving wheel drives the primary driven wheel 412 to rotate through the primary transmission chain 413;

two second grade transmission portions 42 all include second grade action wheel 421, second grade from driving wheel 422 and second grade driving chain 423, two second grade driving chain 423 respectively with the both sides fixed connection of car 10, and second grade driving chain 423 cover is located second grade action wheel 421 and second grade from driving wheel 422, two second grade action wheels 421 are connected with one-level from driving wheel 412 through synchronizing assembly 43 to make one-level from driving wheel 412 drive second grade action wheel 421 rotate in order to drive second grade driving chain 423 synchronous motion and make car 10 lift movement.

Thereby, the driving force of the driving mechanism is transmitted to the first-stage driven pulley 412 at the top end through the first-stage driving pulley and the first-stage transmission chain 413; the output force from the primary transmission unit 41 is transmitted to the car 10 via the secondary driving pulley 421 and the secondary transmission chain 423, thereby achieving the lifting movement of the car 10. The synchronous assembly 43 can transmit the driving force of the driving mechanism on one side of the car 10 to the other side of the car 10, so as to realize synchronous lifting movement on the two sides of the car 10. Wherein, one-level action wheel and driver 50 can all be located the bottom of longeron 21, and one-level action wheel can be connected with the actuating shaft of driver 50.

In a preferred embodiment, the chain of the primary transmission part 41 is a closed loop structure, and the primary transmission part 41 further includes a tension pulley 414, and the tension pulley 414 is disposed on an outer side wall of the longitudinal beam 21 and is engaged with the chain of the primary transmission part 41 to adjust the tension of the chain. Therefore, the tension of the chain of the primary transmission part 41 can be adjusted through the tension wheel 414, and the transmission precision is prevented from being influenced by the tooth jumping of the transmission chain.

As a preferred embodiment, as shown in fig. 1, the driving mechanism includes a driver 50, the driver 50 is disposed at the bottom end of the outer side wall of any one of the longitudinal beams 21; the synchronizing assembly 43 is arranged between the top ends of the two longitudinal beams 21.

In practical implementation, the driving mechanism may include a driver 50, and is connected to the primary transmission portion 41 for driving the primary transmission portion 41 to transmit; and, the driver 50 may be provided at the bottom of the gantry 20, thereby facilitating maintenance and debugging. The synchronizing assembly 43 can be disposed between the top ends of the two longitudinal beams 21, so as to transmit the driving force of the driver 50 at the bottom end to the secondary transmission part 42, thereby realizing the lifting movement of the car 10.

In practice, different counterweight mechanisms 30 can be used to balance the raising and lowering of the car 10, and some embodiments of the present invention are described in detail below with reference to fig. 1-7.

As a preferred embodiment, as shown in fig. 1 to 3, the weight mechanism 30 includes a first pulling member 31, a second pulling member 32, a guide assembly, and a weight assembly 33; after the first traction member 31 and the second traction member 32 are respectively connected to the guide assemblies from both sides of the car 10, a counterweight assembly 33 is further connected to balance the elevating movement of the car 10.

In practice, the counterweight assembly 33 has a certain mass, and the car 10 and the counterweight assembly 33 can be connected by the first traction member 31 and the second traction member 32, so that the car 10 and the counterweight assembly 33 can have opposite lifting relationships. When the car 10 moves upwards under the action of the driving mechanism and the transmission mechanism, the counterweight assembly 33 can move downwards, so that the gravity of the counterweight assembly 33 can assist the movement of the car 10, the driving force required by the driving mechanism can be reduced, and the requirement on the driving force of the driving mechanism is reduced; when the car 10 moves downward under the driving mechanism and the transmission mechanism, the counterweight assembly 33 can move upward, and in the process, the gravity of the counterweight assembly 33 can make the movement of the car 10 more smooth. In addition, the counterweight mechanism 30 balances the two sides of the car 10, and can balance the two sides of the car 10 simultaneously in the balancing process, so that the balance can be more balanced, and the stability of the lifting movement of the car 10 can be improved.

As shown in fig. 1 to 3, one end of the first traction member 31 and one end of the second traction member 32 are connected to the outer sides of both side walls of the car 10, respectively, and the first traction member 31 and the second traction member 32 can be guided to the counterweight assembly 33 and connected to the counterweight assembly 33 by the guidance and steering of the guide assembly. In practical implementation, the counterweight assembly 33 may be disposed on one side of the battery frame 2, specifically, the counterweight assembly 33 may be disposed on one side of the battery frame 2 opposite to the car 10, or may be disposed on one side of the battery frame 2 adjacent to the car 10 as shown in fig. 1. When the counterweight assembly 33 and the car 10 are respectively located at two adjacent sides of the battery rack 2, the traction path of the first traction member 31 and the second traction member 32 is shorter, so that the traction is facilitated, and the overall structure can be more compact. Thereby ensure that counter weight component 33 can set up on suitable position, practice thrift the holistic occupation space of counter weight mechanism, realize battery transfer equipment 1's reasonable layout.

As a preferred embodiment, as shown in fig. 1 to 4, the guide assembly may include two first pulleys 341 and a transition pulley 342 respectively disposed on the tops of the two longitudinal beams 21; the first traction member 31 and the second traction member 32 are respectively wound around the corresponding first pulley 341 from both sides of the car 10, and then further connected to the counterweight assembly 33 after being steered by the ferry 342.

In practical implementation, as shown in fig. 1 to 3, one end of the first traction member 31 and one end of the second traction member 32 are respectively connected to two sides of the car 10, and the first pulleys 341 are respectively disposed on the top portions of the two longitudinal beams 21, so that the first traction member 31 and the second traction member 32 can be guided to the counterweight assembly 33 via the first pulleys 341 after being connected to the car 10, and the first traction member 31 and the second traction member 32 can be pulled in the vertical direction so as to be consistent with the lifting direction of the car 10, thereby improving the guiding performance. During the connection with the counterweight assembly 33, the first traction member 31 and the second traction member 32 can be transitionally guided and connected to the counterweight assembly 33 through the transition wheel 342, so that the position of the counterweight assembly 33 can be adapted to realize the association of the car 10 and the counterweight assembly 33.

As a preferred embodiment, as shown in fig. 1 to 3, the guiding assembly further includes a diverting wheel 343 disposed adjacent to the transition wheel 342, one of the first traction member 31 and the second traction member 32 is guided to the transition wheel 342 by the corresponding first pulley 341, and the other is wound around the corresponding first pulley 341, diverted by the diverting wheel 343, and wound around the transition wheel 342.

As shown in fig. 1-3, the first traction element 31 and the second traction element 32 are respectively connected to two sides of the car, and the connection point of one of the traction elements and the car 10 is far away from the counterweight assembly 33, and the traction element is wound around the first pulley 341 above the traction element, then is turned by the turning wheel 343, and is wound around the transition wheel 342; the other traction element is connected to the car 10 near the counterweight assembly 33, which is guided to a transition wheel 342 via a corresponding first sheave 341.

As shown in fig. 1 to 3, the counterweight assembly 33 and the car 10 are respectively disposed at two adjacent sides of the battery rack 2, one of the two longitudinal beams 21 of the battery transfer apparatus 1 is close to the counterweight assembly 33, the other is far from the counterweight assembly 33, the tops of the two longitudinal beams 21 are respectively provided with corresponding first pulleys 341, one of the two first pulleys 341 is close to the counterweight assembly 33, and the other is far from the counterweight assembly 33. One end of the first traction member 31 draws one side of the car 10, and sequentially passes through the first pulley 341, the steering wheel 343, the transition wheel 342 and the second pulley 344 on the side away from the counterweight assembly 33, and fixes the other end of the first traction member 31; one end of the second traction member 32 pulls the other side of the car 10, and passes through the first pulley 341, the transition pulley 342, and the second pulley 344 adjacent to one side of the counterweight assembly 33 in sequence, and fixes the other end of the second traction member 32. Thus, the first traction element 31 and the second traction element 32 converge to the transition wheel 342 from the side away from the counterweight assembly 33 and the side close to the counterweight assembly 33, respectively, and the first traction element 31 and the second traction element 32 are connected to both sides of the car 10, respectively.

As shown in fig. 1 to 3, a diverting pulley 343 may be disposed between the first pulley 341 near the counterweight assembly 33 and the transition pulley 342, the first pulley 341 near the counterweight assembly 33 is used to draw the second drawing member 32, and after the second drawing member 32 is connected to the sidewall of the car 10, the first pulley 341 extending upward near the counterweight assembly 33 is guided to the transition pulley 342. Here, in order to make the structure compact, the diverting pulley 343 may be disposed on a traction path of the second traction member 32 from the first pulley 341 to the transition pulley 342, but the second traction member 32 may not contact the diverting pulley 343 and have a gap with the diverting pulley 343 to be directly connected with the transition pulley 342 so that the diverting pulley 343 only draws the first traction member 31. The first pulley 341 far from the counterweight assembly 33 is used for pulling the first pulling member 31, and after the first pulling member 31 is connected with the side wall of the car 10, the first pulley 341 far from the counterweight assembly 33 extends upwards to be guided to a diverting pulley 343 and is guided to a transition pulley 342 through the diverting pulley 343.

As shown in fig. 5, the connection points between the first traction element 31 and the second traction element 32 and the car 10 are preferably symmetrical with respect to the symmetry axis of the car as much as possible, so that the traction elements received on both sides of the car 10 can be more balanced, and therefore, the distances between the first pulleys 341 on the two longitudinal beams 21 and the longitudinal beams 21 need to be as equal as possible. And the first traction member 31 needs to be diverted by the diverting wheel 343 after passing through the first pulley 341 far away from the counterweight assembly 33 and then connected with the transition wheel 342, in order to enable the first traction member 31 to extend between the first pulley 341 far away from the counterweight assembly 33 and the diverting wheel 343 without interfering with the second traction member 32 and the first pulley 341 near the counterweight assembly 33, as shown in fig. 5, the first pulley 341 far away from the counterweight assembly 33 can be deflected by a certain angle to prevent the first traction member 31 from being out of groove, and can be staggered with the first pulley 341 near the counterweight assembly 33. And further, the structure of the weight mechanism 30 can be made more compact. In practical implementation, the first pulley 341 away from the weight assembly 33 may have an offset angle of 5-20 degrees, and the extending direction of the wire groove of the first pulley 341 passes through the tangent line of the diverting pulley 343, so that the derailment of the first traction member 31 can be prevented. Wherein the first traction member 31 and the second traction member 32 may be steel cables, so that the steel cables can be prevented from derailing.

It will be appreciated that in the above embodiment, the first traction element 31 and the second traction element 32 can be guided to the counterweight assembly 33 via the first pulley 341 and the diverting pulley 343, in other embodiments, the counterweight assembly 33 can be disposed at other positions, more or fewer pulleys and diverting pulleys 343 can be disposed according to specific implementation, and the pulleys and diverting pulleys 343 can be disposed at suitable positions to enable the first traction element 31 and the second traction element 32 connected to the car 10 to be guided and diverted to the counterweight assembly 33.

As a preferred embodiment, as shown in fig. 1-3, the guiding assembly further includes a second pulley 344 disposed at a top position of the weight assembly 33, and the other ends of the first traction member 31 and the second traction member 32 are wound on the second pulley 344 via a transfer wheel 342 and then connected to the top of the frame body.

As shown in fig. 1, a top position of the weight assembly 33 may be provided with a second pulley 344, and the second pulley 344 may move along with the movement of the weight assembly 33; the first traction member 31 and the second traction member 32 can be wound around the second pulley 344 through the transfer gear 342 and then connected with the top of the frame body, so that the lengths of the first traction member 31 and the second traction member 32 can be fixed, and the counterweight assembly 33 and the car 10 can ascend and descend one by one under the constraint of the first traction member 31 and the second traction member 32; and the fixing of the first traction member 31 and the second traction member 32 can be made more reliable. Furthermore, the force applied to the first traction element 31 and the second traction element 32 can also be reduced by the second pulley 344. Further, the lifting movement of the counterweight module can be shortened, and the counterweight reliability can be improved.

As shown in fig. 1, the transition wheel 342 and the second pulley 344 can be provided with a wire groove, so that the first traction part 31 and the second traction part 32 can be arranged in different wire grooves, and interference between the first traction part 31 and the second traction part 32 is avoided during traction.

As a preferred embodiment, as shown in fig. 7, both sides of the car 10 are provided with traction connecting members 35 extending outward, and one end of the first traction member 31 and one end of the second traction member 32 are respectively connected and fixed with the traction connecting members 35 at both sides. Thus, the traction link 35 extends outward and avoids interference with the movement of the car 10. As shown in fig. 7, the upper surface of the towing attachment 35 is provided with an annular body and a threaded section (not shown) connected to the annular body, the threaded section being threadedly connected to the upper surface of the protruding end of the towing attachment. The annular body is equipped with the mounting hole, and first traction piece and second traction piece can be the haulage rope, and the mounting hole can be used for connecting the haulage rope.

As shown in fig. 7, the traction connecting member 35 may be fixedly connected with the outer sidewall of the car 10, and the traction connecting member 35 may also be of a bent structure so as to match the position of the first pulley 341, so that the first traction member 31 and the second traction member 32 can extend in the vertical direction; interference of the pulling connecting member 35, the first pulling member 31 and the second pulling member 32 with other parts can be prevented.

As a preferred embodiment, as shown in fig. 6, the first pulley 341 is fixed to the top of the longitudinal beam 21 by a mounting seat 361, the plane of the mounting seat 361 is perpendicular to the side wall of the longitudinal beam 21, and the first pulley 341 is disposed on the side surface of the mounting seat 361 facing the car 10.

As shown in fig. 6, the first pulley 341 and the diverting pulley 343 are both fixedly connected to the mounting base 361 through a mounting bracket 362, wherein a mounting hole is formed in the mounting base 361, a kidney-shaped hole is formed in the mounting bracket 362, and the positions of the first pulley 341 and the diverting pulley 343 on the mounting base 361 can be adjusted through the kidney-shaped hole, so that poor assembly accuracy caused by manufacturing errors is avoided.

As a preferred embodiment, the top surface of the mounting seat 361 has a lifting point, and the lifting point is used for being fixedly connected with a top main beam of the power conversion station, so that reliability and safety are improved, and deformation or damage of the mounting seat 361 caused by excessive stress of the first pulley 341 in the balancing process is avoided.

As a preferred embodiment, the counterweight mechanism 30 includes a top plate disposed on top of the battery frame 2, and the other ends of the first traction member 31 and the second traction member 32 are connected and fixed to the top plate through a buffer 37, and the buffer 37 is compressed when being pulled and provides a restoring force opposite to the pulling force. Thus, the buffer 37 can provide buffering, and when the car 10 suddenly ascends and descends and accelerates, the buffer 37 performs buffering through compression, and the fixing part of the traction piece and the top plate is prevented from being broken due to excessive tension.

In practice, each of the traction elements may be fixedly connected to the top plate by a respective bumper 37.

In a preferred embodiment, the weight assembly 33 includes a frame having a receiving cavity, and a weight block disposed in the receiving cavity, wherein the weight block is detachably disposed in the receiving cavity. From this, the balancing weight can make up the change as required actual counter weight demand to realize the weight adjustment of counter weight module.

When concrete implementation, can set up a plurality of balancing weights in the counter weight subassembly 33, through the number of adjusting the balancing weight and the quality of balancing weight to can adjust the quality of counter weight subassembly 33, with the demand that pulls of adaptation different battery transfer apparatus 1.

As a preferred embodiment, as shown in fig. 1, the frame is provided with guide shoes 381 or guide rails 382 at both sides, the battery frame 2 is provided with guide rails 382 or guide shoes 381 at corresponding positions, and the guide shoes 381 are slidably engaged with the guide rails 382 to guide the counterweight assembly 33. The guide shoe 381 and the guide rail 382 have low installation accuracy, and the counterweight assembly 33 is guided by the guide shoe 381 and the guide rail 382, so that installation and guidance are facilitated.

As a preferred embodiment, the frame body is a pillar 3 disposed on any side of the battery frame 2; the two longitudinal beams 21 are respectively positioned at the middle positions of the two side surfaces of the car 10. Therefore, the stand column 3 of the battery frame 2 is reused by the frame body for installing the counterweight mechanism 30, so that the structure is more compact, the traction path of the counterweight mechanism 30 is smaller, and the lifting stability of the counterweight mechanism 30 is improved.

The utility model also provides a battery replacing station which comprises the battery transferring equipment 1. The battery transfer equipment 1 is characterized in that the battery transfer equipment is provided with a counterweight mechanism 30, the counterweight mechanism can balance the lifting movement of the car 10, the lifting process of the car 10 is more stable, the driving mechanism can drive the car 10 to move by using less force, the load of the driving mechanism is reduced, the loss of the driving mechanism is reduced, the cost is saved, the lifting reliability of the battery transfer equipment is improved, and the lifting process of the battery transfer equipment is more balanced.

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

Claims

1. A battery transfer device with a counterweight assembly is arranged at one side of a battery rack of a battery changing station to perform battery transfer; it is characterized in that the preparation method is characterized in that,

2. The battery transport apparatus with a counterweight assembly of claim 1,

the two secondary transmission parts are respectively arranged on the inner side walls of the two longitudinal beams and respectively connected to the side walls of the car,

3. The battery transfer apparatus with a weight assembly of claim 2, wherein the primary and secondary drive sections include a sprocket set and a chain, respectively, and the synchronizing assembly is a synchronizing shaft sequentially connecting any one of the sprockets of the primary drive section and any one of the sprockets of the secondary drive section.

4. The battery transfer apparatus with a weight assembly of claim 3, wherein the chain of the primary transmission portion is a closed loop structure, and the primary transmission portion further comprises a tension wheel, the tension wheel is disposed on an outer side wall of the longitudinal beam and is engaged with the chain of the primary transmission portion to adjust the tension of the chain.

5. The battery transfer apparatus with a counterweight assembly of any of claims 2-4, wherein said drive mechanism comprises a driver disposed at a bottom end of an outer sidewall of any of said stringers; the synchronizing assembly is arranged between the top ends of the two longitudinal beams.

6. The battery transport apparatus having a counterweight assembly of claim 1, wherein the counterweight mechanism comprises a first traction member, a second traction member, a guide assembly, and a counterweight assembly;

7. The battery transfer apparatus with a counterweight assembly of claim 6, wherein said guide assembly comprises two first pulleys and a transition wheel disposed at the top of two of said stringers, respectively; wherein, the first and the second end of the pipe are connected with each other,

the first traction piece and the second traction piece are respectively wound on the corresponding first pulleys from two sides of the car and are further connected to the counterweight component after being turned by the transition wheels.

8. The battery transfer apparatus having a counterweight assembly of claim 7, wherein the guide assembly further comprises a diverting wheel disposed adjacent to the transition wheel, the transition wheel being disposed in correspondence with one of the first pulleys, and the other of the first pulleys being routed around the transition wheel after being diverted by the diverting wheel.

9. The battery transfer apparatus having a weight assembly of claim 7, wherein the guide assembly further comprises a second pulley disposed at a top position of the weight assembly, and the other ends of the first traction member and the second traction member are wound on the second pulley via the transition wheel and then connected to the top of the frame body.

10. The battery transfer apparatus with a counterweight assembly of claim 6 wherein both sides of said car have outwardly extending traction links, one end of said first traction member and one end of said second traction member being fixedly connected to said traction links on both sides, respectively.

11. The battery transfer apparatus having a counterweight assembly of claim 7, wherein said first sheave is secured to a top of said stringer by a mount, a plane of said mount being perpendicular to a side wall of said stringer, said first sheave being disposed on a side of said mount facing said car.

12. The battery transfer apparatus with a counterweight assembly of claim 11, wherein the top surface of the mounting base has a lifting point for fixed connection with a top main beam of the battery swapping station.

13. The battery transport apparatus with a counterweight assembly of claim 6, wherein the counterweight mechanism includes a top plate disposed on top of the battery rack, and the other ends of the first traction member and the second traction member are secured to the top plate by a bumper connection, the bumper being compressed when in tension and providing a restoring force opposing the tension force.

14. The battery transport apparatus having a counterweight assembly of claim 6, wherein the counterweight assembly comprises a frame having a receiving cavity, and a counterweight disposed within the receiving cavity, the counterweight being removably disposed within the receiving cavity.

15. The battery transfer apparatus with counterweight assembly of claim 14 wherein said frame is provided with guide shoes or rails on both sides and said battery carrier is provided with rails or shoes at corresponding locations that slidingly engage said rails to guide said counterweight assembly.

16. The battery transfer apparatus with a counterweight assembly of claim 1, wherein said frame body is a post on either side of said battery frame; and the two longitudinal beams are respectively positioned in the middle positions of two side surfaces of the car.

17. A battery swapping station, characterized in that the battery swapping station comprises a battery transfer apparatus with a counterweight assembly as claimed in any one of claims 1-16.