WO2023186035A1

WO2023186035A1 - Lifting device for battery swap station, and battery swap station

Info

Publication number: WO2023186035A1
Application number: PCT/CN2023/085214
Authority: WO
Inventors: 康晓鹤; 叶庆丰
Original assignee: 时代电服科技有限公司
Priority date: 2022-04-02
Filing date: 2023-03-30
Publication date: 2023-10-05
Also published as: CN217458654U

Abstract

A lifting device for a battery swap station, and the battery swap station. The lifting device (2) comprises a lifting mechanism (4), a driving mechanism (3) and a transmission mechanism (5). The driving mechanism (3) is connected to the lifting mechanism (4) by means of the transmission mechanism (5) so as to drive the lifting mechanism (4) to lift a electric device. The transmission mechanism (5) comprises a transmission wheel (52) and a transmission chain (51). The transmission wheel (52) is connected to the driving mechanism (3) and is engaged with the transmission chain (51) so as to drive the transmission chain (51) to move. The transmission mechanism (5) further comprises an adjustment assembly (53). The transmission chain (51) has a first end (A) and a second end (B) in an extension direction. The adjustment assembly (53) is connected to the first end (A) and the second end (B) so as to form a closed-loop structure with the transmission chain (51). The adjustment assembly (53) is used for regulating the distance between the first end (A) and the second end (B) to adjust the overall length of the closed-loop structure.

Description

Lifting device and battery swapping station

Cross-references to related applications

This application claims priority to Chinese patent application 202220773950.8 titled "Lifting Device and Power Swap Station for Power Swap Station" submitted on April 2, 2022. The entire content of this application is incorporated herein by reference.

Technical field

The present application relates to the field of power swapping technology, and in particular to a lifting device and a power swapping station for a power swapping station.

Background technique

Energy conservation and emission reduction are the key to the sustainable development of the automobile industry. In this case, electric vehicles have become an important part of the sustainable development of the automobile industry due to their energy-saving and environmentally friendly advantages. For electric vehicles, battery charging and swapping technology is an important factor related to their development.

At present, in addition to charging the batteries in electric vehicles through charging devices to ensure the continuous operation of electric vehicles, the batteries in electric vehicles can also be replaced through battery swapping stations, thereby avoiding long-term charging of the batteries and quickly recharging batteries for those with insufficient energy. Electric vehicles replenish energy. During the long-term use of the battery swap station, the transmission mechanism in the battery swap station is prone to loss, which affects the reliability of the battery swap process.

Contents of the invention

In view of the above problems, this application provides a lifting device and a power swap station for a power swap station, which can adjust the tension of the transmission chain in the transmission mechanism.

On the one hand, embodiments of the present application provide a lifting device for a power swap station, including a lifting mechanism, a driving mechanism and a transmission mechanism. The driving mechanism is connected to the lifting mechanism through the transmission mechanism to drive the lifting mechanism to lift the electrical device. . The transmission mechanism includes a transmission wheel and a transmission chain, and the transmission wheel is connected It is in the driving mechanism and meshes with the transmission chain to drive the transmission chain to move. The transmission mechanism also includes an adjustment component. The transmission chain has a first end and a second end in the extension direction. The adjustment component is connected to the first end and the second end to form a closed-loop structure with the transmission chain. The adjustment component is used to adjust the first end. and the second end to adjust the overall length of the closed loop structure.

In the above solution, the transmission mechanism includes an adjustment component. The adjustment component and the transmission chain form a closed-loop structure, and can change the overall length of the closed-loop structure, so that the tension of the transmission chain can be adjusted at any time to ensure reliable meshing between the transmission chain and the transmission wheel. , improve the transmission reliability of the transmission mechanism.

In some embodiments, the adjusting assembly includes a first adjusting member and a connecting member. The first adjusting member is connected to the first end, and the connecting member is connected to the second end. The first adjusting member is movably connected to the connecting member to adjust the second end. The distance between one end and the connector.

In the above solution, by arranging the first adjusting member and the connecting member to be movable, the distance between the first end and the second end can be changed, thereby adjusting the overall length of the closed-loop structure.

In some embodiments, the adjusting component further includes a second adjusting member connected to the second end. The second end is connected to the connecting member through the second adjusting member. The second adjusting member and the connecting member are movably arranged to adjust the second end and the connecting member. The distance between connecting pieces.

In the above solution, a second adjustment member is added to the first adjustment member. Both the first adjustment member and the second adjustment member can be used to change the distance between the first end and the second end, thereby adjusting the closed-loop structure. overall length, thereby further increasing the flexibility of the adjustment assembly.

In some embodiments, an end of the first adjusting member facing away from the connecting member is provided with a fixing portion, and the fixing portion is used to fixly connect the first end. The fixing part includes a first part and a second part protruding from the first part. The first end is sleeved on the second part. The fixing part also includes a blocking structure. The blocking structure is connected to the second part and is disposed on a side of the first end facing away from the first part. On the other side, the blocking structure is used to prevent the first end from breaking away from the second part.

In the above solution, the connection between the first end and the first adjusting member is achieved by providing a fixing part. The fixing part includes a first part, a second part and a blocking structure. The setting of the blocking structure can prevent the first end from coming up from the second part. disengage, ensuring that the relative position of the first end and the second part remains constant.

In some embodiments, the first part includes an end surface disposed perpendicularly to the first direction, the second part protrudes from the end surface along the first direction, the transmission chain includes a connecting piece, and the connecting piece is provided with a first through hole penetrating along the first direction, The connecting piece is arranged on the second part through the first through hole.

In the above solution, the connection between the transmission chain and the fixed part is realized by arranging the first through hole on the connecting piece, and at the same time, the blocking mechanism is used to control the relative position between the connecting piece and the second part. The structure is simple and convenient for production and manufacturing. .

In some embodiments, the first part includes two end faces oppositely arranged along the first direction, the second part protrudes from the two end faces along the first direction, and there are two connecting pieces, and the two connecting pieces are respectively sleeved on the two end faces protruding from the two end faces. The second part on the end face.

In the above solution, two connecting pieces are arranged on both sides of the first part along the first direction, and both connecting pieces are sleeved on the second part. This design can further enhance the connection between the transmission chain and the fixed part. And further reduce the risk of the transmission chain detaching from the fixed part.

In some embodiments, the first part includes a second through hole formed therethrough along the first direction, and the second part is slidably connected to the second through hole.

In the above solution, a sliding connection is used between the first part and the second part, which can make the connection between the first part and the second part more flexible, and can facilitate the installation and disassembly between the transmission chain and the first adjusting member, thereby facilitating subsequent Maintain or replace drive chain.

In some embodiments, the connecting part includes a first connecting part, a second connecting part and a third connecting part. The first connecting part is movably connected to the first adjusting part, and the second connecting part is located away from the first connecting part. One side of the end is movably connected to the second adjusting member, and the third connecting part is used to connect the first connecting part and the second connecting part.

In the above solution, the connecting part includes a first connecting part, a second connecting part and a third connecting part, the first connecting part and the first adjusting part are movable and the second connecting part and the second adjusting part are movable. , can realize the approach or distance between the first end and the second end.

In some embodiments, the first connecting part has a third through hole, the first adjusting member passes through the third through hole, and the adjusting assembly further includes a first nut, the first nut is located on a side of the first connecting part away from the first end. And threadedly connected with the first adjusting member.

In the above solution, the first adjusting member is slidably connected to the first connecting member through the third through hole, thereby enabling adjustment of the distance between the first end and the second end. In addition, the first nut threaded Being connected to the first adjusting member can not only prevent the first adjusting member from being separated from the first connecting portion, but also limit the position of the first adjusting member to a certain extent.

In some embodiments, the transmission mechanism also includes a sliding plate, and the sliding plate is respectively connected to the lifting mechanism and the connecting piece to drive the lifting mechanism to lift through the movement of the connecting piece.

In the above solution, the sliding plate plays the role of power transmission to prevent the lifting mechanism from being directly connected to the connector or transmission chain, thereby reducing the risk of interference between the lifting mechanism and the transmission chain during movement.

In some embodiments, the lifting device further includes a base plate and a sliding connector. The base plate is disposed on the side of the transmission chain away from the sliding plate. The sliding connector is slidably connected to the sliding plate and the base plate to realize the lifting direction of the sliding plate relative to the base plate. of movement.

In the above solution, the sliding connection between the sliding plate and the base plate is achieved by arranging the sliding connector, and at the same time, the relative position of the sliding plate and the base plate in the first direction can be limited, thereby reducing the risk of the sliding plate being offset in the first direction.

In some embodiments, the sliding connection includes a slide rail extending along the lifting direction and a slide block slidably connected to the slide rail. One of the slide rail and the slide block is installed on the sliding plate, and the other is installed on the base plate.

In the above solution, the mutual cooperation between the slide rail and the slide block can realize the sliding connection between the sliding plate and the base plate. At the same time, the slide block can only move relative to the slide rail along the lifting direction. That is, the cooperation between the slide block and the slide rail can also limit the movable direction of the sliding plate and the base plate to ensure that the lifting mechanism moves relative to the lifting direction.

In some embodiments, a limiting block is provided on the surface of the base plate facing the transmission chain, and the limiting block is configured such that when the electrical device is lifted to a preset height, the first connecting portion or the second connecting portion offsets the limiting block, To restrict the electrical device from continuing to move in the lifting direction.

In the above solution, the lifting height is limited by setting the limit block. At the same time, the limit block does not contact the lifting mechanism. Therefore, the loss of the lifting mechanism caused by collision between the two can be avoided, thereby improving the efficiency of the lifting mechanism. service life.

In some embodiments, the surface of the sliding plate facing the transmission chain is recessed inward to form an escape groove, and the escape groove is used to avoid the transmission chain.

In the above solution, in order to ensure that the sliding plate does not interact with the transmission chain during the lifting process If interference occurs, the embodiment of the present application is provided with an escape groove on the surface of the sliding plate facing the transmission chain. The escape groove can accommodate at least part of the transmission chain, thereby achieving the effect of avoiding the transmission chain.

In the second aspect, embodiments of the present application provide a power swap station for replacing batteries of electrical devices. The power swap station includes the lifting device of the aforementioned embodiment.

The above description is only an overview of the technical solutions of the present application. In order to have a clearer understanding of the technical means of the present application, they can be implemented according to the content of the description, and in order to make the above and other purposes, features and advantages of the present application more obvious and understandable. , the specific implementation methods of the present application are specifically listed below.

Description of drawings

In order to explain the technical solutions of the embodiments of the present application more clearly, the drawings required to be used in the embodiments of the present application will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. Those of ordinary skill in the art can also obtain other drawings based on these drawings without exerting creative efforts.

Figure 1 is a schematic structural diagram of a vehicle provided by an embodiment of the present application;

Figure 2 is a schematic structural diagram of a power swap station provided by an embodiment of the present application;

Figure 3 is a schematic structural diagram of a lifting device provided by an embodiment of the present application;

Figure 4 is a structural schematic diagram of the transmission mechanism in the lifting device provided by the embodiment of the present application;

Figure 5 is a schematic diagram of the cooperation structure of the transmission chain and the adjustment assembly in the lifting device provided by the embodiment of the present application;

Figure 6 is a partial enlarged view of area Q in Figure 5;

Figure 7 is a schematic structural diagram of the adjustment assembly in the lifting device provided by the embodiment of the present application;

Figure 8 is a schematic diagram of the matching structure of the fixed part and the connecting piece in the lifting device provided by the embodiment of the present application;

Figure 9 is a schematic structural diagram of the sliding plate in the lifting device provided by the embodiment of the present application.

The reference numbers for the specific implementation are as follows:

1. Vehicle; 11. Battery; 12. Controller; 13. Motor;

2. Lifting device;

3. Driving mechanism;

4. Lifting mechanism;

5. Transmission mechanism; 51. Transmission chain; 511. Connecting piece; 5111. First through hole; 52. Transmission wheel; 53. Adjustment component; 531. First adjustment piece; 532. Second adjustment piece; 533. Connector ; 5331, first connection part; 5331a, third through hole; 5332, second connection part; 5333, third connection part; 534, first nut; 54, fixed part; 541, first part; 5411, end face; 5412 , second through hole; 542, second part; 543, blocking structure; 55, sliding plate; 551, avoidance groove;

6. Base plate; 61. Limiting block;

7. Sliding connector; 71. Slide rail; 72. Slide block;

A. First end; B. Second end;

X. First direction.

Detailed ways

The embodiments of the technical solution of the present application will be described in detail below with reference to the accompanying drawings. The following examples are only used to illustrate the technical solution of the present application more clearly, and are therefore only used as examples and cannot be used to limit the protection scope of the present application.

Unless otherwise defined, all technical and scientific terms used herein have the same meanings as commonly understood by those skilled in the technical field belonging to this application; the terms used herein are for the purpose of describing specific embodiments only and are not intended to be used in Limitation of this application; the terms "including" and "having" and any variations thereof in the description and claims of this application and the above description of the drawings are intended to cover non-exclusive inclusion.

In the description of the embodiments of this application, the technical terms "first", "second", etc. are only used to distinguish different objects, and cannot be understood as indicating or implying the relative importance or implicitly indicating the quantity or specificity of the indicated technical features. Sequence or priority relationship. In the description of the embodiments of this application, "plurality" means two or more, unless otherwise explicitly and specifically limited.

Reference herein to "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment can be included in at least one embodiment of the present application. Various places in the manual The occurrences of this phrase are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those skilled in the art understand, both explicitly and implicitly, that the embodiments described herein may be combined with other embodiments.

In the description of the embodiments of this application, the term "and/or" is only an association relationship describing associated objects, indicating that there can be three relationships, such as A and/or B, which can mean: A exists alone, and A exists simultaneously and B, there are three cases of B alone. In addition, the character "/" in this article generally indicates that the related objects are an "or" relationship.

In the description of the embodiments of this application, the term "multiple" refers to more than two (including two). Similarly, "multiple groups" refers to two or more groups (including two groups), and "multiple pieces" refers to It is more than two pieces (including two pieces).

In the description of the embodiments of this application, the technical terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right" and "vertical" The orientation or positional relationships indicated by "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. are based on those shown in the accompanying drawings. The orientation or positional relationship is only for the convenience of describing the embodiments of the present application and simplifying the description. It does 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 therefore cannot be understood as a limitation on the implementation of the present application. Example limitations.

In the description of the embodiments of this application, unless otherwise clearly stated and limited, technical terms such as "installation", "connection", "connection" and "fixing" should be understood in a broad sense. For example, it can be a fixed connection or a removable connection. It can be disassembled and connected, or integrated; it can also be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be an internal connection between two elements or an interaction between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of this application can be understood according to specific circumstances.

In this application, a battery refers to a physical module that includes one or more battery cells to provide electrical energy. For example, the battery mentioned in this application may include a battery module or a battery pack. Batteries generally include a box for packaging one or more battery cells. The box can prevent liquid or other foreign matter from affecting the charging or discharging of the battery cells.

Optionally, the battery cells may include lithium ion secondary batteries, lithium ion primary batteries, lithium sulfur batteries, sodium lithium ion batteries, sodium ion batteries or magnesium ion batteries. The embodiments of this application are This is not limiting. The battery cell may be in the shape of a cylinder, a flat body, a rectangular parallelepiped or other shapes, and the embodiments of the present application are not limited to this. Battery cells are generally divided into three types according to packaging methods: cylindrical battery cells, rectangular battery cells and soft-pack battery cells, and the embodiments of the present application are not limited to this.

In order to meet different power requirements, the battery may include multiple battery cells, wherein the multiple battery cells may be connected in series, in parallel, or in mixed connection. Hybrid connection refers to a mixture of series and parallel connection. Optionally, multiple battery cells can be first connected in series, parallel, or mixed to form a battery module, and then multiple battery modules can be connected in series, parallel, or mixed to form a battery. In other words, multiple battery cells can directly form a battery, or they can first form a battery module, and then the battery module can form a battery. The battery is further installed in the vehicle to provide electric energy to the vehicle.

With the development of new energy technology, the number of devices using batteries has increased. When an electrical device runs out of power, it is often replenished by connecting a charging device. For example, an electric vehicle can be connected to a charging pile for charging. Compared with the method of connecting charging equipment such as charging piles to replenish electric energy. Charging will take a long time and affect the user experience. In order to quickly replenish energy for electric vehicles with insufficient energy, the inventor developed a battery swap station that can directly replace the insufficient battery in the vehicle with a sufficient battery. The entire battery swapping process takes a short time, which can greatly save battery charging time, will not affect the user's use of the vehicle, and greatly improves the user's vehicle experience.

Currently, the batteries of many types of vehicles on the market are installed on the chassis of the vehicle. Since the distance between the chassis and the ground is small, the chassis needs to be raised to facilitate battery replacement. In order to meet the needs of vehicle lifting, battery swapping stations are usually equipped with structures such as chains for transmission. However, during long-term use, the tensioning performance of the chain will decrease, which can easily have an adverse effect on the lifting of the vehicle.

In view of this, embodiments of the present application provide a lifting device for a power swap station, that is, a power swap station, which can adjust the tension of the transmission chain in the transmission mechanism.

The lifting device and battery swapping station disclosed in the embodiments of this application may include but are not limited to being used to replace batteries of vehicles, and may also be used to replace electric toys, electric tools, battery cars, electric vehicles, ships, spacecraft, etc. Batteries for other electrical equipment. Vehicles can be fuel vehicles, gas vehicles or new energy vehicles, and new energy vehicles can be pure electric vehicles, hybrid vehicles or extended-range vehicles, etc.; spacecraft include aircraft, rockets, space shuttles, spaceships, etc.; electric toys include fixed or mobile electric toys, such as game consoles, electric car toys, electronic Electric ship toys and electric aircraft toys, etc.; power tools include metal cutting power tools, grinding power tools, assembly power tools and railway power tools, such as electric drills, electric grinders, electric wrenches, electric screwdrivers, electric hammers, impact drills , concrete vibrator and electric planer, etc.

The following description takes the electric device as a vehicle as an example.

Referring to FIG. 1 , the vehicle 1 is provided with a battery 11 , and the battery 11 can be provided at the bottom, head, or tail of the vehicle 1 . The battery 11 may be used for power supply of the vehicle 1 . For example, the battery 11 may be provided on the chassis of the vehicle 1 as an operating power source of the vehicle 1 .

The vehicle 1 may also include a controller 12 and a motor 13. The controller 12 is used to control the battery 11 to provide power to the motor 13, for example, for starting, navigating and driving the vehicle 1 to meet the power requirements.

In some embodiments of the present application, the battery 11 can not only be used as an operating power source for the vehicle 1 , but also can be used as a driving power source for the vehicle 1 , replacing or partially replacing fuel or natural gas to provide driving power for the vehicle 1 .

Referring to Figure 2, the battery swap station may include a lifting device 2, a mobile battery swap device and a battery storage system. The vehicle 1 can move to the battery swap platform and replace the battery 11 on the lifting function module. In this process, the fully charged battery in the battery storage system will be installed on vehicle 1, while the depleted battery originally located on vehicle 1 will be transferred to the battery storage system for charging.

Specifically, please refer to Figure 3. After the vehicle moves to the lifting device 2 and is positioned, the lifting device 2 is triggered to lift the vehicle. When the vehicle is lifted, the mobile battery replacement device can move under the vehicle to take out the battery to be charged in the vehicle, and move it to the battery storage system for charging. At the same time, the fully charged battery in the battery storage system is placed In the mobile battery replacement device, the battery is replaced by transporting it to the vehicle. Then the lifting device 2 drives the vehicle down to the initial position so that the vehicle can drive out of the lifting function module.

Please refer to Figures 3 to 5. The lifting device 2 of the power swap station provided by the embodiment of the present application includes a lifting mechanism 4, a driving mechanism 3 and a transmission mechanism 5. The driving mechanism 3 is connected to the lifting mechanism 4 through the transmission mechanism 5, so as to The lifting mechanism 4 is driven to lift the electrical device.

The transmission mechanism 5 includes a transmission wheel 52 and a transmission chain 51 . The transmission wheel 52 is connected to the driving mechanism 3 and meshes with the transmission chain 51 to drive the transmission chain 51 to move.

The transmission mechanism 5 also includes an adjustment component 53, and the transmission chain 51 has a third One end A and the second end B, the adjustment component 53 is connected to the first end A and the second end B to form a closed-loop structure with the transmission chain 51. The adjustment component 53 is used to adjust the tension between the first end A and the second end B. distance to adjust the overall length of the closed loop structure.

The driving mechanism 3 can provide power to the transmission mechanism 5 and drive the lifting mechanism 4 to move through the transmission mechanism 5 to lift the vehicle. The driving mechanism 3 can use power sources such as motors or rotating cylinders to provide power.

The lifting mechanism 4 can directly contact the vehicle, thereby driving the vehicle to lift or lower. For example, the lifting mechanism 4 includes a lifting arm for lifting the vehicle and a support plate provided on the side of the lifting arm close to the chassis. The lifting arm can penetrate deep into the bottom of the vehicle chassis and drive the vehicle to lift. The support plate It can provide a flat support surface for vehicle movement.

The transmission mechanism 5 is used to transmit the power provided by the driving mechanism 3 to the lifting mechanism 4. The transmission mechanism 5 engages the transmission wheel 52 and the transmission chain 51. The number of the transmission wheels 52 is at least two and one of the transmission wheels 52 is connected synchronously. On the drive mechanism 3. The power provided by the driving mechanism 3 causes the transmission wheel 52 to rotate, thereby causing the transmission chain 51 to move relative to each other, thereby controlling the lifting or lowering of the vehicle. Optionally, the number of transmission mechanisms 5 may be multiple, and the plurality of transmission mechanisms 5 can synchronously drive the lifting mechanism 4 to move, so as to improve transmission reliability.

The adjusting component 53 is connected to the first end A and the second end B and forms a closed-loop structure together with the transmission chain 51. The setting of the adjusting component 53 can ensure the stability of the closed-loop structure. At the same time, at least one of the first end A and the second end B One can move relative to the other through the adjusting component 53, so the adjusting component 53 can also adjust the overall length of the closed-loop structure, where the overall length of the closed-loop structure refers to the maximum length of the closed-loop structure in the lifting direction.

It should be noted that the lifting mechanism 4 can be directly connected to the transmission chain 51, or can be connected to the adjustment assembly 53, or other structures fixedly connected to the transmission chain 51, that is, as long as the movement of the transmission chain 51 can drive the lifting mechanism 4 Lifting or lowering is sufficient, and the embodiment of the present application does not limit this.

In the embodiment of the present application, the transmission mechanism 5 includes an adjustment component 53. The adjustment component 53 and the transmission chain 51 form a closed-loop structure, and can change the overall length of the closed-loop structure, so that the tension of the transmission chain 51 can be adjusted at any time to ensure that the transmission chain 51 meshes reliably with the transmission wheel 52, thereby improving the transmission reliability of the transmission mechanism 5.

In some embodiments, please refer to FIG. 6 , the adjusting component 53 includes a first adjusting member 531 and a connecting member 533. The first adjusting member 531 is connected to the first end A, and the connecting member 533 is connected to the second end B. The first adjusting member 531 is connected to the second end B. The member 531 is movably connected to the connecting member 533 to adjust the distance between the first end A and the connecting member 533.

The first end A of the transmission chain 51 is connected to the first adjusting member 531 and moves synchronously with the first adjusting member 531. The first adjusting member 531 can move relative to the connecting member 533 in the lifting direction and drive the first end A closer or farther away. Connector 533. The connecting piece 533 is connected to the second end B. The movement of the first end A relative to the connecting piece 533 can change the distance between the first end A and the second end B, thereby adjusting the overall length of the closed-loop structure. The embodiment of the present application does not limit the connection method between the connecting member 533 and the second end B.

In the embodiment of the present application, by setting the first adjusting member 531 and the connecting member 533 to be movable, the distance between the first end A and the second end B can be changed, thereby adjusting the overall length of the closed-loop structure.

In some embodiments, as shown in Figure 6, the adjustment component 53 also includes a second adjustment member 532 connected to the second end B. The second end B is connected to the connecting member 533 through the second adjustment member 532. The second adjustment member 532 and the connecting piece 533 are movably arranged to adjust the distance between the second end B and the connecting piece 533.

The second adjusting member 532 is located on the side of the connecting member 533 away from the first adjusting member 531 and is connected to the second end B of the transmission chain 51 . Similar to the first adjusting member 531 , the second adjusting member 532 can also move relative to the connecting member 533 in the lifting direction, and drive the second end B closer to or away from the connecting member 533 . In addition, the second adjusting member 532 may have the same structure as the first adjusting member 531 , or may have a different structure from the first adjusting member 531 , which is not limited in the embodiment of the present application.

In the embodiment of the present application, a second adjusting member 532 is added on the basis of the first adjusting member 531. Both the first adjusting member 531 and the second adjusting member 532 can be used to change the relationship between the first end A and the second end B. distance between them, thereby adjusting the overall length of the closed-loop structure, thus further improving the flexibility of the adjustment component 53.

In some embodiments, please refer to FIGS. 6 and 7 , a fixing portion 54 is provided at one end of the first adjusting member 531 away from the connecting member 533 , and the fixing portion 54 is used to fixly connect the first end A. Fixed part 54 includes a first part 541 and a second part 542 protruding from the first part 541. The first end A is sleeved on the second part 542. The fixing part 54 also includes a blocking structure 543. The blocking structure 543 is connected to the second part 542 and is disposed on The side of the first end A facing away from the first part 541 , and the blocking structure 543 is used to prevent the first end A from being separated from the second part 542 .

The fixing part 54 is used to connect the first end A to the first adjusting member 531. The fixing part 54 includes a first part 541 and a second part 542. The first part 541 can be fixedly connected to the first adjusting part 531, and the second part 542 is connected to the first adjusting part 531. The first part 541 and the second part 542 may be fixed together or connected in other ways.

The first end A is sleeved on the area where the second part 542 protrudes from the first part 541. The blocking structure 543 and the first part 541 are respectively located on both sides of the first end A. The space between the blocking structure 543 and the first part 541 is The movable range of the first end A on the second part 542. This design can limit the position of the first end A on the second part 542 and prevent the first end A from being separated from the second part 542 during the movement of the transmission chain 51. . Optionally, the blocking structure 543 is a pin structure, the second part 542 is provided with a socket corresponding to the blocking structure 543, and the blocking structure 543 is plug-connected to the second part 542.

In addition, the end of the second adjusting member 532 away from the connecting member 533 may also be provided with a fixing portion 54 for fixing the second end B and the second adjusting member 532, which will not be described again in the embodiment of this application.

The embodiment of the present application realizes the connection between the first end A and the first adjusting member 531 by providing a fixing part 54. The fixing part 54 includes a first part 541, a second part 542 and a blocking structure 543. The setting of the blocking structure 543 can avoid the second One end A is detached from the second part 542 to ensure that the relative position of the first end A and the second part 542 remains constant.

In some embodiments, please refer to Figures 5, 7 and 8. The first part 541 includes an end surface 5411 perpendicular to the first direction X, the second part 542 protrudes from the end surface 5411 along the first direction X, and the transmission chain 51 includes The connecting piece 511 is provided with a first through hole 5111 penetrating along the first direction X, and the connecting piece 511 is provided on the second part 542 through the first through hole 5111.

The end surface 5411 is at least one surface of the second part 542 in the first direction X. The second part 542 protrudes from the end surface 5411 along the first direction X, and the first direction X intersects with the lifting direction. Optionally, the first direction X is perpendicular to the lifting direction, and the end surface 5411 is parallel to the lifting direction.

The position of the connecting piece 511 is the first end A of the transmission chain 51. For example, the transmission chain 51 includes a plurality of inner link plates and a plurality of outer link plates. The outer link plates and the inner link plates are staggered and adjacent to the outer link plates. An inner link plate is provided between the link plates. The connection between the outer link plate and the inner link plate can be a rotational connection. The connecting piece 511 is located on one side of the innermost link plate or the outer link plate.

The connecting piece 511 has a first through hole 5111 penetrating along the first direction X, and the connecting piece 511 is connected to the second part 542 through the first through hole 5111. The embodiment of the present application does not limit the shape of the first through hole 5111 and the second part 542 , as long as the part of the second part 542 protruding from the first part 541 can pass through the first through hole 5111 .

In the embodiment of the present application, the first through hole 5111 is provided on the connecting piece 511 to realize the connection between the transmission chain 51 and the fixed part 54 , and at the same time, the blocking structure 543 is used to control the relative position between the connecting piece 511 and the second part 542 , the structure is simple and conducive to production and manufacturing.

In some embodiments, please refer to FIGS. 7 and 8 , the first part 541 includes two end surfaces 5411 oppositely arranged along the first direction X, the second part 542 protrudes from the two end surfaces 5411 along the first direction X, and the connecting piece 511 There are two, and the two connecting pieces 511 are respectively sleeved on the second parts 542 protruding from the two end surfaces 5411.

The number of connecting pieces 511 is two. For example, a plurality of outer link plates are arranged oppositely along the first direction X, and a plurality of inner link plates are arranged oppositely along the first direction X. The adjacent outer link plates pass through the inner link plates. The connecting pin is rotationally connected, and at the same time, the connecting pin also extends along the first direction X, thereby connecting the two corresponding outer link plates and the two inner link plates in the first direction X. In addition, the connecting piece 511 is also rotationally connected to the adjacent inner link plate through the connecting pin.

Two connecting pieces 511 are arranged on both sides of the first part 541 along the first direction , and further reduce the risk of the transmission chain 51 detaching from the fixed portion 54 .

In some embodiments, the first part 541 includes a second through hole 5412 formed therethrough along the first direction X, and the second part 542 is slidably connected to the second through hole 5412.

The first part 541 and the second part 542 adopt a sliding connection, which can make the connection between the first part 541 and the second part 542 more flexible, and can facilitate the installation and removal of the transmission chain 51 and the first adjusting member 531, thus facilitating the Follow-up maintenance or replacement of drive chain 51. need It should be noted that in the embodiment of the present application, in addition to preventing the first end A from being separated from the second part 542, the blocking structure 543 can also prevent the first part 541 and the second part 542 from being separated.

In some embodiments, please refer to FIGS. 6 and 7 , the connecting member 533 includes a first connecting part 5331 , a second connecting part 5332 and a third connecting part 5333 . The first connecting part 5331 is movably connected to the first adjusting member. 531, the second connection part 5332 is located on the side of the first connection part 5331 away from the first end A and is movably connected to the second adjustment member 532, and the third connection part 5333 is used to connect the first connection part 5331 and the second connection Department 5332.

The first connecting part 5331 is located on the side close to the first end A along the lifting direction and is used to connect the first adjusting member 531; the second connecting part 5332 is located on the side close to the second end B along the lifting direction and is used to connect The second adjustment member 532. The first connecting member 533 and the second connecting member 533 are both movably arranged corresponding to the first adjusting member 531 and the second adjusting member 532, so that the first end A can be relatively close to or far away from the second end B, thereby achieving an integral closed-loop structure. Length adjustment. The third connecting part 5333 is used to connect the first connecting part 5331 and the second connecting part 5332, and can be fixedly connected with the first connecting part 5331 and the second connecting part 5332. Optionally, the first connecting part 5331 , the second connecting part 5332 and the third connecting part 5333 are of an integrated structure. The first connecting part 5331 is parallel to the second connecting part 5332 and is perpendicular to the third connecting part 5333 .

In the embodiment of the present application, the connection part 533 includes a first connection part 5331, a second connection part 5332 and a third connection part 5333. The first connection part 5331 and the first adjustment part 531 are movable and the second connection part 533 The movable arrangement of the second adjusting member 532 enables the first end A and the second end B to move closer or farther apart.

In some embodiments, as shown in Figures 6 and 7, the first connection part 5331 has a third through hole 5331a, the first adjustment member 531 passes through the third through hole 5331a, and the adjustment assembly 53 also includes a first nut 534, The first nut 534 is located on a side of the first connecting portion 5331 away from the first end A and is threadedly connected to the first adjusting member 531 .

The third through hole 5331a penetrates the first connecting part 5331 in the lifting direction. The first adjusting member 531 is slidingly connected to the first connecting part 5331 through the third through hole 5331a. The first adjusting member 531 can slide relative to the third through hole 5331a. At the same time, the first end A is driven relatively close to or away from the second end B. The first nut 534 is located on the side of the first connecting portion 5331 away from the first end A. The arrangement can prevent the first adjusting member 531 from being separated from the first connecting portion 5331 and can limit the position of the first adjusting member 531 to a certain extent. In addition, the first nut 534 can also be disposed on the side of the first connecting portion 5331 close to the first end A. The first nuts 534 located on both sides of the first connecting portion 5331 can limit the first adjusting member 531 and the first connecting portion 5331 relative position between.

It should be noted that the structures of the second connecting part 5332 and the second adjusting member 532 may be the same as or different from the structures of the first connecting part 5331 and the first adjusting member 531. In the embodiment of the present application, the structures of the second connecting part 5332 and the second adjusting member 532 may be different. The structure of the second adjusting member 532 is not limited.

In the embodiment of the present application, the first adjusting member 531 is slidably connected to the first connecting member 533 through the third through hole 5331a, so that the distance between the first end A and the second end B can be adjusted. In addition, the first nut 534 is threadedly connected to the first adjusting member 531, which can prevent the first adjusting member 531 from being separated from the first connecting portion 5331, and can also limit the position of the first adjusting member 531 to a certain extent.

In some embodiments, as shown in Figures 4 and 7, the transmission mechanism 5 also includes a sliding plate 55. The sliding plate 55 is respectively connected to the lifting mechanism 4 and the connecting piece 533 to drive the lifting mechanism through the movement of the connecting piece 533. 4 lifts.

The adjusting component 53 is connected to the transmission chain 51. The connecting piece 533 in the adjusting assembly 53 can move synchronously with the driving chain 51. The sliding plate 55 is connected to the connecting piece 533 and moves synchronously with the connecting piece 533 to transmit power to the lifting mechanism. 4 and drive the lifting mechanism 4 to lift. During this process, the sliding plate 55 plays a role in power transmission, preventing the lifting mechanism 4 from being directly connected to the connecting piece 533 or the transmission chain 51, thus reducing the risk of interference between the lifting mechanism 4 and the transmission chain 51 during the movement. .

In some embodiments, as shown in Figures 3 and 4, the lifting device 2 also includes a base plate 6 and a sliding connector 7. The base plate 6 is disposed on the side of the transmission chain 51 away from the sliding plate 55, and the sliding connector 7 is slidably connected. between the sliding plate 55 and the base plate 6 to realize the movement of the sliding plate 55 relative to the base plate 6 in the lifting direction.

The base plate 6 and the sliding plate 55 are located on both sides of the transmission chain 51 along the first direction The plate 55 is slidingly connected through the sliding connector 7 .

In the embodiment of the present application, the sliding plate 55 and the base are realized by arranging the sliding connector 7 The sliding connection of the plate 6 can also limit the relative position of the sliding plate 55 and the base plate 6 in the first direction X, reducing the risk of the sliding plate 55 being displaced in the first direction X.

In some embodiments, the sliding connector 7 includes a slide rail 71 extending along the lifting direction and a slide block 72 slidably connected to the slide rail 71. One of the slide rail 71 and the slide block 72 is installed on the sliding plate 55. The other one is mounted on the base plate 6 .

The slide rail 71 can be a protruding track structure or a groove-shaped structure. The mutual cooperation between the slide rail 71 and the slide block 72 can realize the sliding connection between the sliding plate 55 and the base plate 6 . At the same time, the slide block 72 can only move relative to the slide rail 71 along the lifting direction. That is, the cooperation between the slide block 72 and the slide rail 71 can also limit the movable direction of the sliding plate 55 and the base plate 6 to ensure that the lifting mechanism 4 is relatively opposite to each other along the lifting direction. move.

In some embodiments, as shown in Figures 4, 6 and 7, a limiting block 61 is provided on the surface of the base plate 6 facing the transmission chain 51, and the limiting block 61 is configured to when the electrical device is lifted to a preset height. , the first connecting part 5331 or the second connecting part 5332 offsets the limiting block 61 to limit the continued movement of the electrical device in the lifting direction.

The limiting block 61 is disposed on the surface of the base plate 6 and protrudes from the base plate 6 . The limiting block 61 is disposed on the side of the first connecting portion 5331 away from the second end B, so that when the lifting mechanism 4 is lifted to the preset height , the limiting block 61 can offset the first connecting part 5331 or the second connecting part 5332, thereby preventing the lifting mechanism 4 from continuing to move.

It should be noted that the offset between the limiting block 61 and the first connecting part 5331 or the second connecting part 5332 depends on whether the limiting block 61 is located on the movement path of the first connecting part 5331 and the second connecting part 5332. Specifically, when the limiting block 61 is located on the movement path of the first connecting part 5331, the limiting block 61 will first contact the first connecting part 5331; when the limiting block 61 is not located on the movement path of the first connecting part 5331, On the path and on the moving path of the second connecting part 5332, the limiting block 61 will contact the second connecting part 5332.

In the embodiment of the present application, the limit block 61 is provided to limit the lifting height. At the same time, the limit block 61 does not contact the lifting mechanism 4. Therefore, the loss of the lifting mechanism 4 caused by collision between the two can be avoided, thereby improving the lifting height. Liter mechanism 4 service life.

In some embodiments, please refer to FIGS. 4 and 9 , the surface of the sliding plate 55 is inwardly recessed toward the transmission chain 51 to form an escape groove 551 , and the escape groove 551 is used to avoid the transmission chain 51 .

The sliding plate 55 and the base plate 6 are respectively located on both sides of the transmission chain 51 and are connected through the sliding connector 7 . In order to ensure that the sliding plate 55 does not interfere with the transmission chain 51 during the lifting process, the embodiment of the present application is provided with an escape groove 551 on the surface of the sliding plate 55 facing the transmission chain 51 . The escape groove 551 can accommodate at least part of the transmission chain 51 , thereby achieving the effect of avoiding the transmission chain 51.

In a second aspect, embodiments of the present application provide a power swap station for replacing the battery of a vehicle. The power swap station includes the lifting device of any of the aforementioned embodiments. It can be understood that the power swap station in the embodiment of the present application has the beneficial effects of the lifting device in any of the foregoing embodiments, and the details of the embodiment of the present application will not be repeated here.

According to some embodiments of the present application, please refer to Figures 3 to 9. The lifting device 2 includes a lifting mechanism 4, a driving mechanism 3 and a transmission mechanism 5. The driving mechanism 3 is connected to the lifting mechanism 4 through the transmission mechanism 5 to drive Lifting mechanism 4 lifts. The transmission mechanism 5 includes a transmission wheel 52 , a transmission chain 51 and an adjustment component 53 . The adjustment component 53 is connected to the first end A and the second end B of the transmission chain 51 , and forms a closed-loop structure with the transmission chain 51 . The adjusting component 53 includes a first adjusting member 531 connected to the first end A, a second adjusting member 532 connected to the second end B, and a connecting member 533 connecting the first adjusting member 531 and the second adjusting member 532. The connecting member 533 includes a first connecting part 5331, a second connecting part 5332 and a third connecting part 5333. The first connecting part 5331 and the first adjusting member 531 are movably arranged, and the second connecting part 5332 and the second adjusting member 532 are movably arranged. Thus, the distance between the first end A and the second end B can be changed to adjust the overall length of the closed loop structure. In addition, the transmission mechanism 5 also includes a sliding plate 55 and a base plate 6 that are slidably connected. The sliding plate 55 is connected to the lifting mechanism 4 and is slidably connected to the base plate 6 through the sliding connection piece 7. The base plate 6 is provided with a limited number on one side facing the transmission chain 51 The bit block 61 can limit the lifting height of the lifting mechanism 4. An escape groove 551 is provided on the side of the sliding plate 55 facing the transmission chain 51 for avoiding the transmission chain 51 .

Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present application, but not to limit it; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: The technical solutions described in the foregoing embodiments can still be modified, or some or all of the technical features can be equivalently replaced; and these modifications or substitutions do not deviate from the essence of the corresponding technical solutions from the technical solutions of the embodiments of the present application. The scope shall be covered by the claims and description of this application. In particular, as long as there is no structural conflict, each technical feature mentioned in each embodiment can be used in any manner. Combined. The application is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

A lifting device for a power swap station, including a lifting mechanism, a driving mechanism and a transmission mechanism. The driving mechanism is connected to the lifting mechanism through the transmission mechanism to drive the lifting mechanism to lift an electrical device;

The transmission mechanism includes a transmission wheel and a transmission chain. The transmission wheel is connected to the driving mechanism and meshes with the transmission chain to drive the transmission chain to move;

The transmission mechanism also includes an adjustment component. The transmission chain has a first end and a second end in an extension direction. The adjustment component is connected to the first end and the second end to communicate with the transmission chain. A closed loop structure is formed, and the adjustment component is used to adjust the distance between the first end and the second end to adjust the overall length of the closed loop structure.
The lifting device according to claim 1, wherein the adjusting assembly includes a first adjusting member and a connecting member, the first adjusting member is connected to the first end, and the connecting member is connected to the second end;

The first adjusting member is movably connected to the connecting member to adjust the distance between the first end and the connecting member.
The lifting device according to claim 2, wherein the adjustment assembly further includes a second adjustment member connected to the second end, and the second end is connected to the connecting member through the second adjustment member, The second adjusting member and the connecting member are movably arranged to adjust the distance between the second end and the connecting member.
The lifting device according to claim 2 or 3, wherein one end of the first adjusting member away from the connecting member is provided with a fixing part, and the fixing part is used to fixedly connect the first end;

The fixing part includes a first part and a second part protruding from the first part, the first end is sleeved on the second part, the fixing part also includes a blocking structure, the blocking structure is connected to the The second part is disposed on the side of the first end facing away from the first part, and the The blocking structure is used to prevent the first end from disengaging from the second part.
The lifting device according to claim 4, wherein the first part includes an end face arranged perpendicularly to the first direction, the second part protrudes from the end face along the first direction, and the transmission chain includes a connecting The connecting piece is provided with a first through hole penetrating along the first direction, and the connecting piece is sleeved on the second part through the first through hole.
The lifting device according to claim 5, wherein the first part includes two end surfaces oppositely arranged along the first direction, and the second part protrudes from the two end surfaces along the first direction, There are two connecting pieces, and the two connecting pieces are respectively sleeved on the second portion protruding from the two end surfaces.
The lifting device according to any one of claims 5-6, wherein the first part includes a second through hole formed through the first direction, and the second part is slidably connected to the second through hole. through hole.
The lifting device according to any one of claims 3 to 7, wherein the connecting member includes a first connecting part, a second connecting part and a third connecting part, the first connecting part is movably connected to the The first adjusting part, the second connecting part is located on the side of the first connecting part away from the first end and is movably connected to the second adjusting part, and the third connecting part is used for connecting the first connecting part and the second connecting part.
The lifting device according to claim 8, wherein the first connection part has a third through hole, the first adjustment member passes through the third through hole, and the adjustment assembly further includes a first nut, The first nut is located on a side of the first connecting portion away from the first end and is threadedly connected to the first adjusting member.
The lifting device according to claim 8, wherein the transmission mechanism further includes a sliding plate, the sliding plate is respectively connected to the lifting mechanism and the connecting piece to drive the movement of the connecting piece. Describe the lifting mechanism.
The lifting device according to claim 10, further comprising a base plate and a sliding connection piece, The base plate is disposed on the side of the transmission chain away from the sliding plate, and the sliding connection member slides the sliding plate and the base plate to realize the lifting direction of the sliding plate relative to the base plate. move.
The lifting device according to claim 11, wherein the sliding connection member includes a slide rail extending along the lifting direction and a slide block slidably connected to the slide rail, the slide rail and the slide One of the blocks is mounted on the sliding plate and the other is mounted on the base plate.
The lifting device according to claim 11 or 12, wherein a limiting block is provided on a surface of the base plate facing the transmission chain, and the limiting block is configured to operate when the electrical device is lifted to a preset height. At this time, the first connecting part or the second connecting part is against the limiting block to limit the continued movement of the electrical device in the lifting direction.
The lifting device according to any one of claims 10 to 13, wherein the surface of the sliding plate is recessed inward toward the transmission chain to form an escape groove, and the escape groove is used to avoid the transmission chain.
A power swap station for replacing batteries of electrical devices. The power swap station includes a lifting device as claimed in any one of claims 1 to 14, and the lifting device is used to lift the electrical device. .