Battery replacement cabinet with battery replacement trolley protection function

Abstract

The utility model provides a battery changing cabinet with a battery changing trolley protection function, which comprises a battery changing cabinet body and a protection device, the protection device comprises a protection cover and a telescopic mechanism, and the protection cover is arranged between a battery access and a parking space of an electric automobile to be changed in an extending manner and can be unfolded or folded along the extending direction of the protection cover. The telescopic mechanism drives the protective cover to be unfolded or folded through telescopic motion. According to the battery replacing cabinet with the battery replacing trolley protection function, the protective cover can be unfolded or folded, a battery replacing trolley protection channel can be formed when the protective cover is unfolded, and it is guaranteed that battery replacing operation of the battery replacing trolley can be reliably carried out in cloudy and rainy days, snowy days and other weathers.

Description

TECHNICAL FIELD

[0001] The utility model belongs to electric automobile battery swap technical field, specifically a kind of battery swap cabinet with battery swap trolley protection function. BACKGROUND

[0002] At present, the battery swap cabinet of some electric vehicles is configured with a battery swap trolley, which is used to reciprocate between the battery swap cabinet and the electric vehicle to be swapped to realize automatic battery swap, that is, to automatically dock with the electric vehicle to take and deliver the battery for replacement, and to cooperate with the lifting mechanism of the battery swap cabinet to realize automatic mutual transfer of the battery, so as to improve the battery swap efficiency.

[0003] When the battery swap operation is performed in rainy, snowy and other weather conditions, rainwater, snowwater, silt and the like are likely to fall onto the battery swap trolley. A small amount of rainwater, snowwater and silt may not affect the battery swap reliability of the battery swap trolley in the short term, that is, it will not affect the battery taking, delivering and grabbing during the battery swap process. However, over a long period of time, especially in severe weather, it will inevitably affect the working reliability of the battery swap trolley, and even there is a safety hazard. SUMMARY

[0004] The utility model provides a kind of battery swap cabinet with battery swap trolley protection function, can solve the problem of affecting the working reliability of battery swap trolley when battery swap operation is performed in rainy, snowy and other weather conditions in prior art.

[0005] To achieve the above technical effects, the technical scheme of the battery compartment proposed by the utility model is a battery swap cabinet with battery swap trolley protection function, which includes a battery swap cabinet body, and a battery access is formed on the battery swap cabinet body. The battery swap cabinet further includes a protection device for protecting the battery swap trolley that reciprocates between the battery swap cabinet body and the electric vehicle to be swapped. The protection device includes a protective cover and an extension mechanism. The protective cover is extended between the battery access and the parking space of the electric vehicle to be swapped and can be unfolded or retracted along its extension direction. The extension mechanism drives the protective cover to unfold or retract through extension movement.

[0006] In the technical scheme of the utility model, the following additional technical features are also included:

[0007] The protection device further includes a fixed support, which is fixedly arranged at the battery access and avoids the battery access. The first end of the protective cover is fixedly connected to the fixed support, and the second end of the protective cover is connected to the extension mechanism.

[0008] The telescopic mechanism comprises a driving component, a telescopic assembly and a transmission assembly for transmitting the driving component and the telescopic assembly, the driving component drives the telescopic assembly to perform telescopic movement through the transmission assembly, and the telescopic output end of the telescopic assembly is connected to the second end of the protective cover; one set of the telescopic assembly is arranged on each side of the moving path of the battery replacement trolley, and the two sets of telescopic assemblies are symmetrically arranged.

[0009] The telescopic assembly is composed of a plurality of scissor units which are sequentially hinged along the extension direction of the protective cover, and each scissor unit is vertically arranged and comprises two hingedly connected scissor arms.

[0010] The driving component is an electric motor, the transmission assembly is a screw block assembly and is arranged close to the battery access, the screw in the transmission assembly is vertically arranged, the sliding rail in the transmission assembly is vertically arranged, the screw nut block in the transmission assembly is engaged with the screw and is slidingly matched with the sliding rail; in the plurality of scissor units, the bottom end of one scissor arm of the scissor unit closest to the battery access is hinged to the screw nut block, and the top end of the other scissor arm is hinged to the fixed support.

[0011] The driving component and the transmission assembly are both mounted on the fixed support, and the screws of the two sets of transmission assemblies are driven to synchronously rotate by the same driving component through a synchronous belt transmission mechanism.

[0012] The fixed support is fixedly arranged on the outer side of the side plate of the battery replacement cabinet body on which the battery access is located.

[0013] The top end of each scissor arm of each scissor unit is connected with a foldable supporting component, the supporting component comprises a first section and a second section, one end of the first section is hinged to the top end of one scissor arm of the two scissor arms through a vertical hinge shaft, one end of the second section is hinged to the top end of the other scissor arm of the two scissor arms through a vertical hinge shaft, and the other end of the first section is hinged to the other end of the second section through a vertical hinge shaft.

[0014] When the telescopic assembly is extended, the supporting component is unfolded; when the telescopic assembly is retracted, the supporting component is folded.

[0015] The telescopic output ends of the two sets of telescopic assemblies are connected into one through a connecting rod, and the telescopic output ends of the two sets of telescopic assemblies are both provided with casters.

[0016] The telescopic output end of the telescopic assembly is provided with a contact sensor.

[0017] Compared with the prior art, the telescopic mechanism has the following advantages and positive effects:

[0018] The utility model discloses a battery replacing cabinet with battery replacing trolley protection function, including battery replacing cabinet body and protection device, and protection device includes protection cover and telescopic mechanism, and protection cover extends setting between battery entrance and exit and the parking space of the electric car to be replaced and can along its extension direction unroll or retract, and telescopic mechanism drives protection cover unrolling or retracting through the telescopic movement of itself, when protection cover unrolls, can form battery replacing trolley protection channel, and the battery replacing trolley moves back and forth between battery replacing cabinet body and the electric car to be replaced through this protection channel and carries out the battery replacing operation, thereby, when carrying out the battery replacing operation in the weather condition such as cloudy, rainy, snowy day, effectively reduces or avoids rain, snow water etc. falling on the battery replacing trolley, guarantees the battery replacing trolley clean, and then guarantees the reliability of the battery replacing operation of battery replacing trolley, improves the battery replacing safety. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, below will to the embodiment or prior art description needed to use the drawing make a simple introduction, obviously, the drawing in the following description is some embodiments of the utility model, for those skilled in the art, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings.

[0020] Figure 1 It is the perspective view of the battery replacing cabinet when the protection cover is in the retracted state in some embodiments of the utility model;

[0021] Figure 2 It is the perspective view of the battery replacing cabinet when the protection cover is in the unrolled state in some embodiments of the utility model;

[0022] Figure 3 It is the perspective view of the battery replacing cabinet when the protection cover is in the retracted state in some embodiments of the utility model;

[0023] Figure 4 It is the perspective view of the battery replacing cabinet when the protection cover is in the unrolled state in some embodiments of the utility model;

[0024] Figure 5 It is the perspective view of the battery replacing cabinet when the protection cover is in the retracted state in some embodiments of the utility model;

[0025] Figure 6 It is the perspective view of the battery replacing cabinet when the protection cover is in the unrolled state in some embodiments of the utility model;

[0026] Figure 7 It is the perspective view of the battery replacing cabinet when the protection cover is in the retracted state in some embodiments of the utility model;

[0027] Figure 8 It is the assembly structure schematic diagram of telescopic mechanism drive component and transmission assembly in some embodiments of the utility model;

[0028] Figure 9 Figure 1 is a perspective view of some embodiments of the utility model from one angle when the telescopic mechanism is in the extended state.

[0029] Reference signs:

[0030] 100, battery cabinet body; 110, battery access;

[0031] 200, protection device; 210, protective cover; 211, first end; 212, second end; 220, fixed support; 230, driving component; 240, scissor unit; 241, scissor arm; 250, transmission assembly; 251, lead screw; 252, sliding rail; 253, nut block; 254, connecting plate; 255, hinged lug; 260, synchronous pulley transmission mechanism; 270, support component; 271, first section; 272, second section; 280, connecting rod; 290, castor; 2100, contact sensor; 2110, battery swap trolley protection channel. DETAILED DESCRIPTION

[0032] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be directly connected, or indirectly connected through intermediate medium, or the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0033] In addition, the technical features involved in different embodiments of the utility model described below can be combined with each other as long as there is no conflict.

[0034] Reference Figure 1 And Figure 2 The battery swap cabinet with battery swap trolley protection function of the embodiment has battery cabinet body 100 and protection device 200. The battery swap cabinet is also provided with battery swap trolley, and the battery swap trolley is in communication connection with the battery swap control system of the battery swap cabinet. The battery swap control system controls the battery swap trolley to carry out battery swap operation, that is, to automatically dock with the electric vehicle to be swapped to take and send the battery to be replaced, and to dock with the battery cabinet body 100 to realize automatic mutual transmission of the battery, that is, the battery swap trolley needs to move back and forth between the battery cabinet body and the electric vehicle to be swapped during battery swap.

[0035] The battery access 110 is formed on the battery cabinet body 100, and the battery swap trolley enters and exits the battery cabinet body 100 through the battery access 110.

[0036] The protection device 200 is used for protecting the battery swap trolley moving between the battery swap cabinet body 100 and the electric vehicle to be swapped. The protection device 200 comprises a protection cover 210 and a telescopic mechanism. The protection cover 210 is arranged in extension between the battery access 110 and the parking position of the electric vehicle to be swapped and can be unfolded or retracted along the extension direction. The telescopic mechanism can be telescopically moved. The protection cover 210 is connected to the telescopic mechanism. The telescopic movement of the telescopic mechanism drives the protection cover 210 to unfold or retract.

[0037] When the protection cover 210 is in the unfolded state, the first end 211 of the protection cover 210 is connected to the battery access 110 and surrounds the periphery of the battery access 110. The second end 212 of the protection cover 210 is connected to the electric vehicle to be swapped and surrounds the periphery of the battery access of the electric vehicle to be swapped, thereby forming a battery swap trolley protection channel 2110.

[0038] The battery swap cabinet with the battery swap trolley protection function in the embodiment of the utility model can unfold the protection cover 210 of the protection device 200 to form the battery swap trolley protection channel 2110 when it is rainy, snowy or in other weather. The battery swap trolley can perform the battery swap operation under the shielding protection of the protection cover 210, effectively reduces or avoids the rainwater, snowwater and the like from falling on the battery swap trolley, ensures the smooth performance of the battery swap trolley in taking, transporting and grabbing the battery during the battery swap process, ensures the reliability of the battery swap operation of the battery swap trolley and improves the battery swap safety.

[0039] Specifically, the protection cover 210 can be a telescopic corrugated cover, or a plurality of telescopic cover bodies which are sequentially movably sleeved, or a soft cover, which is not specifically limited here.

[0040] In some embodiments of the utility model, the protection device 200 further comprises a fixed support 220. The fixed support 220 is fixedly arranged at the battery access 110 and avoids the battery access 110 to prevent the interference of the battery swap trolley with the battery access 110. Of the two ends of the protection cover 210, the first end 211 of the protection cover 210 is fixedly connected to the fixed support 220. The telescopic mechanism is connected to the second end 212 of the protection cover 210. The first end 211 of the protection cover 210 is fixed. The telescopic mechanism is arranged corresponding to the second end 212 of the protection cover 210. The second end 212 of the protection cover 210 is pushed and pulled by the telescopic movement of the telescopic mechanism to move away from or close to the first end 211 of the protection cover 210, thereby realizing the unfolding or retraction of the protection cover 210. This is conducive to simplifying the structure of the protection device 200 and reducing the cost.

[0041] For the telescopic mechanism, it comprises a driving component 230, a telescopic assembly and a transmission assembly 250, the transmission assembly 250 is transmissionally connected with the driving component 230 and the telescopic assembly, the driving component 230 drives the telescopic assembly to perform telescopic movement through the transmission assembly 250, and the telescopic output end of the telescopic assembly is connected with the second end 212 of the protective cover 210; the telescopic assembly is arranged on both sides of the battery replacement trolley moving path in two sets, and the two sets of telescopic assemblies are symmetrically arranged, so that the telescopic assemblies can apply balanced pushing and pulling force to the second end 212 of the protective cover 210, and the unfolding or retracting movement of the protective cover 210 is more stable.

[0042] In some embodiments of the utility model, as shown in Figures 5 to 7 and Figure 9 , the telescopic assembly is composed of a plurality of scissor units 240 which are hingedly connected in sequence along the extension direction of the protective cover 210, each scissor unit 240 is vertically arranged and comprises two scissor arms 241 which are hingedly connected in X shape. The scissor unit 240 not only can be telescopic, but also has high structural stability, so that the whole protective device has high stability.

[0043] As shown in Figures 5 to 9 , the driving component 230 is specifically a motor, the transmission assembly 250 is a screw block assembly and is arranged close to the battery access 110, the screw rod 251 in the transmission assembly 250 is vertically arranged, the sliding rail 252 in the transmission assembly 250 is vertically arranged, the screw nut block 253 in the transmission assembly 250 is engaged with the screw rod 251 and is slidingly matched with the sliding rail 252; the motor drives the screw rod 251 to rotate, and then drives the screw nut block 253 to slide up and down along the sliding rail 252. Among the plurality of scissor units 240, the bottom end of one scissor arm 241 of the scissor unit 240 closest to the battery access 110 is hingedly connected to the screw nut block 253, and the top end of the other scissor arm 241 is hingedly connected to the fixed support 220; when the screw nut block 253 slides upward, the scissor arm 241 hingedly connected with the screw nut block 253 moves upward, and then drives the scissor unit 240 where the scissor arm 241 is located to unfold, and then pushes all the scissor units 240 to unfold, as shown in Figure 9 ; when the screw nut block 253 slides downward, the scissor arm 241 hingedly connected with the screw nut block 253 moves downward, and then drives the scissor unit 240 where the scissor arm 241 is located to retract, and then pulls all the scissor units 240 to retract, as shown in Figures 5 to 7 .

[0044] Of course, the driving component 230 can also be an oil cylinder, an air cylinder or an electric cylinder, and the transmission assembly 250 can be changed accordingly, which is not limited here.

[0045] In order to facilitate the hinging of the screw nut block 253 and the bottom end of the scissor arm 241, as shown in Figure 7 and Figure 8As shown, the wire nut slider 253 is fixedly connected with a connecting plate 254, the connecting plate 254 is in Z shape, one side plate is fixedly connected with the wire nut slider 253, and the other side plate opposite to the one side plate is fixedly provided with two opposite hinged lugs 255, the bottom end of the scissor arm 241 is inserted into the gap between the two hinged lugs 255, and then is hinged through a rotating shaft.

[0046] The lead screws 251 of the two sets of transmission assemblies 250 can be driven to rotate synchronously by the same driving part 230 through a synchronous belt wheel transmission mechanism 260, so that the two sets of telescopic assemblies are synchronously telescoped, and the protective cover 210 is stably unfolded or retracted.

[0047] In some embodiments of the utility model, as shown in Figures 5 to 7 and Figure 9 As shown, the top end of the two scissor arms 241 of each scissor unit 240 is connected with a foldable supporting part 270, the supporting part 270 comprises a first section 271 and a second section 272, one end of the first section 271 is hinged with the top end of one of the two scissor arms 241, one end of the second section 272 is hinged with the top end of the other of the two scissor arms 241, and the other end of the first section 271 is hinged with the other end of the second section 272, and the hinge shafts of the above-mentioned hinged parts are all vertical shafts. When the telescopic assembly is elongated, the first section 271 and the second section 272 are driven to separate to unfold the supporting part 270 into an approximately eight-shaped type, as shown in Figure 9 ; when the telescopic assembly is retracted, the first section 271 and the second section 272 are driven to close to fold the supporting part 270 into an approximately one-shaped type, as shown in Figures 5 to 7 .

[0048] The plurality of supporting parts 270 are arranged at the top of the telescopic assembly along the telescopic direction of the telescopic assembly, that is, the extension direction of the protective cover 210, and the plurality of supporting parts 270 on the two sides are arranged in the space between the top of the two sets of telescopic assemblies, which has the effects of enhancing the structural strength and stability of the telescopic assembly and supporting the protective cover 210, so that the protective cover 210 in the unfolded state is as flat as possible and is prevented from sagging into the battery replacement trolley protection channel 2110 to affect the normal operation of the battery replacement trolley.

[0049] The driving part 230 and the transmission assembly 250 are both mounted on the fixed support 220, so that the structure is more compact and the volume is reduced.

[0050] The fixed support 220 can be fixedly arranged on the outer side of the side plate of the battery outlet and inlet of the battery replacement cabinet body, so that the protective device 200 is stably installed by means of the battery replacement cabinet body 100.

[0051] The telescopic output ends of the two telescopic assemblies are connected by a connecting rod 280, improving the integrity and stability of the telescopic mechanism.

[0052] In some embodiments of the present application, the telescopic output end of the telescopic assembly is further provided with a contact sensor 2100, which is in communication connection with the battery replacement control system, and the driving component 230 is also in communication connection with the battery replacement control system.

[0053] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A battery swapping cabinet with a protective function for a battery swapping cart, comprising a cabinet body, wherein a battery inlet / outlet is formed on the cabinet body; characterized in that: The battery swapping cabinet also includes a protective device for protecting the battery swapping trolley that moves back and forth between the battery swapping cabinet body and the electric vehicle to be swapped. The protective device includes a protective cover and a telescopic mechanism. The protective cover extends between the battery inlet / outlet and the parking space of the electric vehicle to be swapped and can be extended or retracted along its extension direction. The telescopic mechanism drives the protective cover to extend or retract through telescopic movement.

2. The battery swapping cabinet with protection function for the battery swapping trolley according to claim 1, characterized in that: The protective device also includes a fixed bracket, which is fixed at the battery inlet and outlet and avoids the battery inlet and outlet; the first end of the protective cover is fixed to the fixed bracket, and the telescopic mechanism is connected to the second end of the protective cover.

3. The battery swapping cabinet with protection function for the battery swapping trolley according to claim 2, characterized in that: The telescopic mechanism includes a driving component, a telescopic assembly, and a transmission assembly that drives the driving component and the telescopic assembly. The driving component drives the telescopic assembly to perform telescopic movement through the transmission assembly. The telescopic output end of the telescopic assembly is connected to the second end of the protective cover. One set of the telescopic assembly is set on each side of the movement path of the battery swapping trolley, and the two sets of the telescopic assembly are symmetrically arranged.

4. The battery swapping cabinet with protection function for the battery swapping cart according to claim 3, characterized in that: The telescopic assembly consists of a plurality of scissor units that are sequentially hinged along the extension direction of the protective cover. Each scissor unit is vertically arranged and includes two hinged scissor arms.

5. The battery swapping cabinet with protective function for the battery swapping trolley according to claim 4, characterized in that: The driving component is a motor, and the transmission assembly is a lead screw and slider assembly located near the battery inlet / outlet. The lead screw in the transmission assembly is vertically arranged, and the slide rail in the transmission assembly is vertically arranged. The lead screw and slider in the transmission assembly mesh with the lead screw and slide with the slide rail. Among the plurality of scissor lift units, the bottom end of one scissor lift arm of the scissor lift unit closest to the battery inlet / outlet is hinged to the lead screw and slider, and the top end of the other scissor lift arm is hinged to the fixed bracket.

6. The battery swapping cabinet with protective function for the battery swapping trolley according to claim 5, characterized in that: Both the drive component and the transmission assembly are mounted on the fixed bracket, and the lead screws of the two sets of transmission assemblies are driven to rotate synchronously by the same drive component through a synchronous belt pulley transmission mechanism.

7. The battery swapping cabinet with protective function for the battery swapping trolley according to claim 6, characterized in that: The fixed bracket is fixed to the outer side of the side panel of the battery swapping cabinet body where the battery inlet and outlet are located.

8. The battery swapping cabinet with protective function for the battery swapping cart according to claim 4, characterized in that: Each of the scissor arms of the scissor unit is connected to a foldable support component at its top end. The support component includes a first section and a second section. One end of the first section is hinged to the top end of one of the two scissor arms by a vertical hinge axis. One end of the second section is hinged to the top end of the other scissor arm by a vertical hinge axis. The other end of the first section is hinged to the other end of the second section by a vertical hinge axis. When the telescopic component extends, it causes the supporting component to unfold; when the telescopic component retracts, it causes the supporting component to fold.

9. The battery swapping cabinet with protective function for the battery swapping trolley according to claim 4, characterized in that: The telescopic output ends of the two sets of telescopic components are connected as one unit by a connecting rod, and both sets of telescopic components are equipped with casters at their telescopic output ends.

10. The battery swapping cabinet with protective function for the battery swapping trolley according to claim 3, characterized in that: The telescopic output end of the telescopic component is equipped with a contact sensor.

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