Battery module lifting hook and lifting appliance

Abstract

The embodiment of the utility model provides a battery module lifting hook and a lifting appliance, and relates to the technical field of lifting. The battery module lifting hook comprises a lifting body, a first hook body, a second hook body and a magnet, and the lifting body is provided with a first sliding groove; the first hook body is fixedly arranged on the lifting body and is used for penetrating through a lifting hole of a module end plate; the second hook body is arranged in the first sliding groove in a sliding mode and is opposite to the first hook body, and a locking space is formed among the second hook body, the first hook body and the hanging body; the magnet is arranged in the first sliding groove and used for magnetically attracting the first hook body, so that the first hook body is matched with the second hook body, and the module end plate is locked in the locking space. The battery module can be prevented from falling off in the hoisting process, the hoisting safety is improved, and the product quality is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to hoisting technical field, specifically, relates to a battery module lifting hook and hoist. BACKGROUND

[0002] With the continuous progress of industrial manufacturing technology, battery module has been widely used in electric vehicles, energy storage systems and many other fields due to its high energy density and long service life. In the production process of battery module, hoisting operation as a crucial operation link has a direct impact on the quality and safety of the product.

[0003] The traditional hoisting method usually adopts the hook of the hoist to pass through the module end plate, and the transfer operation is completed with the help of a crane and other equipment. However, the connection between the traditional hook and the end plate is not stable enough, and it is easy to loosen, which leads to the risk of falling off of the module during hoisting. This not only threatens the safety of the operator, but also causes potential hazards to the product quality. SUMMARY

[0004] The utility model aims at providing a battery module lifting hook and hoist, which can prevent the battery module from falling off during hoisting, improve the safety of hoisting, and ensure the quality of the product.

[0005] The embodiment of the utility model is implemented as follows:

[0006] In a first aspect, the utility model provides a battery module lifting hook, comprising:

[0007] a lifting body, the lifting body is provided with a first sliding groove;

[0008] a first hook body, the first hook body is fixedly arranged on the lifting body, and is used for passing through the hoisting hole of the module end plate;

[0009] a second hook body, the second hook body is slidably arranged in the first sliding groove, and is arranged opposite to the first hook body, and the second hook body, the first hook body and the lifting body have a locking space; and

[0010] a magnet, the magnet is arranged in the first sliding groove, and is used for magnetically attracting the first hook body, so that the first hook body cooperates with the second hook body to lock the module end plate in the locking space.

[0011] In an optional embodiment, the first hook body comprises a fixed part and a first hook part, the fixed part is fixedly arranged on the lifting body, and the first hook part is connected with the fixed part and is arranged in interval with the lifting body;

[0012] The second hook body comprises a sliding part and a second hook part, the sliding part is slidably arranged in the first sliding groove and is arranged opposite to the fixed part, the second hook part is connected with the sliding part and is located on the side of the sliding part close to the fixed part, and the second hook part is arranged in parallel with the hanging body.

[0013] The fixed part, the first hook part, the second hook part, the sliding part and the hanging body form the locking space.

[0014] In an optional embodiment, the fixed part and the first hook part are arranged perpendicular to each other, the sliding part and the second hook part are arranged perpendicular to each other, and the first hook part and the second hook part are arranged in parallel with the hanging body.

[0015] In an optional embodiment, the second hook body is provided with a mounting hole, and the battery module lifting hook further comprises a sliding block, the sliding block is arranged in the mounting hole and is slidably arranged in the second sliding groove and the third sliding groove.

[0016] In an optional embodiment, the second hook body is further provided with a pin hole, the pin hole is in communication with the mounting hole, and the battery module lifting hook further comprises a split pin, the split pin is arranged in the pin hole and the sliding block.

[0017] In an optional embodiment, the second hook body is further provided with a pin hole, the pin hole is in communication with the mounting hole, and the battery module lifting hook further comprises a split pin, the split pin is arranged in the pin hole and the sliding block.

[0018] In an optional embodiment, the battery module lifting device further comprises a plurality of first buckles, the plurality of first buckles are connected with the plurality of hanging bodies one by one, the lifting device frame comprises a first support, a first connecting rod, a second support and a second connecting rod which are sequentially connected in a head-to-tail manner, at least one first buckle is arranged on the first support, and at least one first buckle is arranged on the second support.

[0019] In an optional embodiment, the first support is provided with at least one first slot, one first buckle is arranged in each first slot, a bottom wall of the first slot is provided with a plurality of first limiting grooves, and the first buckle is selectively matched with one of the first limiting grooves; and / or,

[0020] The second support is provided with at least one second slot, one first buckle is arranged in each second slot, a bottom wall of the second slot is provided with a plurality of second limiting grooves, and the first buckle is selectively matched with one of the second limiting grooves.

[0021] In an optional embodiment, the battery module lifting appliance further comprises a plurality of first elastic limit members, each of which is arranged on the first support, and each of the plurality of first elastic limit members corresponds to one of the plurality of first limit grooves; and / or,

[0022] The battery module lifting appliance further comprises a plurality of second elastic limit members, each of which is arranged on the second support, and each of the plurality of second elastic limit members corresponds to one of the plurality of second limit grooves.

[0023] In an optional embodiment, the battery module lifting appliance further comprises a plurality of second locks, each of which is connected to one of the plurality of lifting bodies, and each of the plurality of first locks is connected to one of the plurality of second locks; and / or,

[0024] The battery module lifting appliance further comprises a plurality of third locks, at least one of which is arranged on the first support, and at least one of which is arranged on the second support.

[0025] The beneficial effects of the embodiments of the utility model include:

[0026] The battery module lifting hook comprises a lifting body, a first hook body, a second hook body, and a magnet, the lifting body is provided with a first sliding groove; the first hook body is fixedly arranged on the lifting body and used for penetrating through a lifting hole of a module end plate; the second hook body is slidably arranged in the first sliding groove and oppositely arranged with the first hook body, and the second hook body, the first hook body and the lifting body have a locking space; the magnet is arranged in the first sliding groove and used for magnetically attracting the first hook body, so that the first hook body cooperates with the second hook body to lock the module end plate in the locking space.

[0027] When lifting the battery module, the second hook body is first lifted, i.e. the second hook body is pulled in the first sliding groove and slides in the direction away from the first hook body; then the first hook body penetrates through the lifting hole, and then the second hook body is released, at this time the second hook body will slide towards the first hook body under the action of gravity and be fixed by being attracted by the magnet, so that part of the module end plate is locked in the locking space, which can prevent the battery module from falling off during lifting, thereby improving the safety of lifting and ensuring the quality of products.

[0028] The battery module lifting appliance comprises a battery module lifting hook, which has all the beneficial effects of the battery module lifting hook. BRIEF DESCRIPTION OF DRAWINGS

[0029] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly introduced as follows. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation to the scope. Other related drawings can also be obtained by those skilled in the art without creative labor on the premise of not paying creative labor.

[0030] Figure 1 The structural schematic diagram of the battery module lifting appliance provided by the embodiments of the present application is shown in the figure.

[0031] Figure 2 The structural schematic diagram of the battery module provided by the embodiments of the present application is shown in the figure.

[0032] Figure 3 The hoisting schematic diagram of the battery module lifting appliance and the battery module provided by the embodiments of the present application is shown in the figure.

[0033] Figure 4 The schematic diagram of the battery module lifting hook in the first state provided by the embodiments of the present application is shown in the figure.

[0034] Figure 5 The schematic diagram of the battery module lifting hook in the second state provided by the embodiments of the present application is shown in the figure.

[0035] Figure 6 The exploded view of the battery module lifting hook provided by the embodiments of the present application is shown in the figure.

[0036] Figure 7 The structural schematic diagram of the first support and the second support provided by the embodiments of the present application is shown in the figure.

[0037] Icon: 100-battery module lifting appliance; 10-battery module lifting hook; 11-lifting body; 111-first sliding groove; 112-second sliding groove; 113-third sliding groove; 114-fixing groove; 12-first hook body; 121-fixing part; 122-first hook part; 13-second hook body; 131-sliding part; 132-second hook part; 133-mounting hole; 134-pin hole; 14-locking space; 15-magnet; 16-sliding block; 17-split pin; 20-lifting appliance frame; 21-first support; 211-first bar-shaped hole; 212-first limiting groove; 22-first connecting rod; 23-second support; 231-second bar-shaped hole; 232-second limiting groove; 24-second connecting rod; 30-first lock catch; 40-first elastic limiting part; 50-second elastic limiting part; 60-second lock catch; 70-third lock catch; 80-lifting rope; 001-battery module; 0011-module end plate; 0012-hoisting hole. DETAILED DESCRIPTION

[0038] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, rather than all the embodiments of the present application. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0039] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the present application.

[0040] It should be noted that: similar reference numbers and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0041] In the description of the present application, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships in which the product of the present application is usually placed, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third", etc. are only used for differentiation in description, and cannot be understood as indicating or implying relative importance.

[0042] In addition, the terms "horizontal", "vertical", etc. do not mean that the components must be absolutely horizontal or vertical, but can be slightly inclined. For example, "horizontal" only means that its direction is relatively more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0043] In the description of the present application, it should also be noted that, unless otherwise explicitly specified and limited, the terms "setting", "mounting", "connecting", "connection" should be understood broadly, for example, can be fixedly connected, or can be detachably connected, or integrally connected; can be mechanically connected, or can be electrically connected; can be directly connected, or can be indirectly connected through an intermediate medium, or can be the communication inside two elements. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present application according to the specific circumstances.

[0044] As described in the background art, the traditional hoisting method usually adopts the hooks of the lifting tool to pass through the module end plate, and the transfer operation is completed by means of the equipment such as the crane. However, the connection between the traditional hook and the end plate is not stable enough, and is prone to looseness, which leads to the risk of falling of the module during hoisting. This not only threatens the safety of the operator, but also causes potential hidden dangers to the product quality.

[0045] Based on this, please refer to Figures 1-7 The embodiments of the utility model provide a battery module hook 10 and a lifting tool, which can effectively improve the technical problems mentioned above, that is, it can prevent the battery module 001 from falling during hoisting, improve the safety of hoisting, and ensure the quality of the product. The battery module hook 10 and the lifting tool will be described in detail below.

[0046] Please refer to Figures 1-3 , Figure 1 The structural schematic view of the battery module lifting tool 100 provided by the embodiment, Figure 2 The structural schematic view of the battery module 001 provided by the embodiment, Figure 3 The hoisting schematic view of the battery module lifting tool 100 and the battery module 001 provided by the embodiment.

[0047] Combined with Figures 1-3 The battery module 001 includes two module end plates 0011, each of which is provided with a hoisting hole 0012, the battery module lifting tool 100 is used to extend into the hoisting hole 0012 and is fixed with the module end plate 0011, and then the battery module 001 is hoisted by other equipment such as the crane. Specifically, the battery module lifting tool 100 includes a lifting tool frame 20 and a plurality of battery module hooks 10, the plurality of battery module hooks 10 are arranged at intervals on the lifting tool frame 20, and are used to extend into the plurality of hoisting holes 0012 respectively, so as to be connected and fixed with the module end plate 0011 at a plurality of positions.

[0048] Further, please refer to Figure 4 and Figure 5 , Figure 4 The schematic view of the battery module hook 10 provided by the embodiment in the first state, Figure 5 The schematic view of the battery module hook 10 provided by the embodiment in the second state. Combined with Figure 2 、 Figure 4 and Figure 5, the battery module lifting hook 10 comprises a lifting body 11, a first hook body 12, a second hook body 13 and a magnet 15, the lifting body 11 is provided with a first sliding groove 111; the first hook body 12 is fixedly arranged on the lifting body 11 and is used for penetrating through a lifting hole 0012 of a module end plate 0011; the second hook body 13 is slidably arranged in the first sliding groove 111 and is arranged opposite to the first hook body 12, and the second hook body 13, the first hook body 12 and the lifting body 11 have a locking space 14; the magnet 15 is arranged in the first sliding groove 111 and is used for magnetically attracting the first hook body 12, so that the first hook body 12 cooperates with the second hook body 13 to lock the module end plate 0011 in the locking space 14. In combination with Figure 3 and Figure 4 , specifically, a plurality of lifting bodies 11 are arranged at intervals in the lifting tool frame 20.

[0049] When the battery module 001 is lifted, the second hook body 13 is first lifted, that is, the second hook body 13 is pulled to slide in the first sliding groove 111 in a direction away from the first hook body 12; then the first hook body 12 penetrates through the lifting hole 0012, and then the second hook body 13 is released, at this time the second hook body 13 will slide towards the first hook body 12 under the action of gravity and be fixed by the magnet 15, thereby locking a part of the module end plate 0011 in the locking space 14, which can prevent the battery module 001 from falling off during lifting, thereby improving the safety of lifting and ensuring the quality of the product.

[0050] It should be noted that the first state mentioned in the above content can be understood as the state of the battery module lifting hook 10 after the second hook body 13 is magnetically attracted to the magnet 15; the second state can be understood as the state of the battery module lifting hook 10 after the second hook body 13 is lifted and separated from the magnet 15.

[0051] Please continue to combine Figure 4 and Figure 5 , specifically, the first hook body 12 comprises a fixed part 121 and a first hook part 122, the fixed part 121 is fixedly arranged on the lifting body 11, the first hook part 122 is connected with the fixed part 121 and is arranged at intervals with the lifting body 11; the second hook body 13 comprises a sliding part 131 and a second hook part 132, the sliding part 131 is slidably arranged in the first sliding groove 111 and is arranged opposite to the fixed part 121, the second hook part 132 is connected with the sliding part 131 and is located on the side of the sliding part 131 close to the fixed part 121, and the second hook part 132 is arranged at intervals with the lifting body 11. Among them, the fixed part 121, the first hook part 122, the second hook part 132, the sliding part 131 and the lifting body 11 form the locking space 14.

[0052] Further, in the embodiment, the fixing part 121 and the first hook part 122 are arranged perpendicular to each other, the sliding part 131 and the second hook part 132 are arranged perpendicular to each other, and the first hook part 122 and the second hook part 132 are arranged parallel to the hanger body 11. Through such arrangement, when the battery module hanger hook 10 is connected and fixed with the hoisting hole 0012, the first hook part 122 and the second hook part 132 can abut against one side wall of the module end plate 0011 in the same direction, the hanger body 11 can abut against the other side wall of the module end plate 0011 opposite to the one side wall, the fixing part 121 can abut against the inner wall of the hoisting hole 0012, and the sliding part 131 can abut against the top of the module end plate 0011, so that the module end plate 0011 is fixed at multiple positions at the same time, the hanger hook is prevented from scratching and damaging the module end plate 0011 during hoisting, and the quality of the product is further ensured.

[0053] Please refer to Figure 6 , Figure 6 The explosion diagram of the battery module hanger hook 10 provided in the embodiment is combined with Figures 4-6 In order to improve the sliding stability of the second hook body 13, the first sliding groove 111 is provided with a second sliding groove 112 and a third sliding groove 113 on opposite side walls, and the second hook body 13 is provided with a mounting hole 133. The battery module hanger hook 10 further comprises a sliding block 16, which is arranged in the mounting hole 133 and can slide in the second sliding groove 112 and the third sliding groove 113 at the same time.

[0054] Further, in order to improve the mounting stability of the sliding block 16, the second hook body 13 is further provided with a pin hole 134, which is in communication with the mounting hole 133. The battery module hanger hook 10 further comprises an open pin 17, which is arranged in the pin hole 134 and the sliding block 16 at the same time. Through cooperation of the pin hole 134 and the open pin 17, the sliding block 16 and the second hook body 13 can be conveniently disassembled, so that the assembly efficiency is improved.

[0055] In addition, in order to improve the mounting stability of the magnet 15, the bottom wall of the first sliding groove 111 is further provided with a fixing groove 114, and the magnet 15 is arranged in the fixing groove 114.

[0056] Please combine Figure 1 , Figure 3 and Figure 4 The battery module hanger 100 further comprises a plurality of first lock buckles 30, which are connected with the plurality of hanger bodies 11 one by one. The hanger frame 20 comprises a first support 21, a first connecting rod 22, a second support 23 and a second connecting rod 24 connected in sequence. The first support 21 is provided with at least one first lock buckle 30, and the second support 23 is provided with at least one first lock buckle 30.

[0057] That is, by providing a plurality of first buckles 30, the plurality of battery module lifting hooks 10 can be more conveniently connected and fixed with the lifting frame 20. Moreover, the structure of the buckles can also be convenient for disassembly and installation with the lifting frame 20 and the lifting hooks, thereby improving the assembly efficiency.

[0058] It should be noted that in the present embodiment, two lifting holes 0012 are provided on each module end plate 0011, and the number of first buckles 30 and battery module lifting hooks 10 is four, and two first buckles 30 are provided on the first support 21, and two first buckles 30 are also provided on the second support 23. Of course, in other embodiments, the number of lifting holes 0012 can also be other values, and the specific number needs to be determined by design requirements, and the number of corresponding first buckles 30 and battery module lifting hooks 10 also needs to be adaptively adjusted accordingly.

[0059] In actual production process, the specifications of battery module 001 are various, and the positions of lifting holes 0012 are also different accordingly. Therefore, in order to adapt to different specifications of battery module 001, the positions of first buckles 30 on lifting frame 20 are adaptively adjusted. Please refer to Figure 7 , Figure 7 The structural schematic diagram of first support 21 and second support 23 provided in the present embodiment is combined with Figure 1 and Figure 7 The first support 21 is provided with at least one first slot hole 211, and one first buckle 30 is arranged in each first slot hole 211, and the bottom wall of the first slot hole 211 is provided with a plurality of first limiting grooves 212, and the first buckle 30 is selectively matched with one of the first limiting grooves 212.

[0060] Similarly, the second support 23 is provided with at least one second slot hole 231, and one first buckle 30 is arranged in each second slot hole 231, and the bottom wall of the second slot hole 231 is provided with a plurality of second limiting grooves 232, and the first buckle 30 is selectively matched with one of the second limiting grooves 232.

[0061] It is easy to understand that the first buckle 30 on the first support 21 can slide in the first slot hole 211, and the first buckle 30 on the second support 23 can slide in the second slot hole 231. By providing a plurality of first limiting grooves 212 and a plurality of second limiting grooves 232, the first buckle 30 can be selectively adjusted and installed according to the different positions of the lifting hole 0012, thereby driving the corresponding battery module lifting hook 10 to move, so as to adapt to different specifications of battery module 001, and improve the adaptability.

[0062] Further, in order to improve the stability of the first lock 30 in the first limiting groove 212 or the second limiting groove 232, the battery module lifting appliance 100 further comprises a plurality of first elastic limiting members 40 in the embodiment, the plurality of first elastic limiting members 40 are arranged on the first support 21, and the plurality of first elastic limiting members 40 correspond to the plurality of first limiting grooves 212 one by one.

[0063] Similarly, the battery module lifting appliance 100 further comprises a plurality of second elastic limiting members 50, the plurality of second elastic limiting members 50 are arranged on the second support 23, and the plurality of second elastic limiting members 50 correspond to the plurality of second limiting grooves 232 one by one.

[0064] It should be noted that in the embodiment, the first elastic limiting member 40 or the second elastic limiting member 50 can include a spring and a glass bead, the spring is arranged on the first support 21 or the second support 23 and extends into the first limiting groove 212 or the second limiting groove 232, and the glass bead is connected with the spring and located in the first limiting groove 212 or the second limiting groove 232. Through the elastic force of the spring, the glass bead is abutted with the first lock 30, so as to be better limited and fixed in the limiting groove.

[0065] Of course, in other embodiments, the spring can be replaced by a spring or a rubber sleeve or other elastic structure, and the glass bead can be replaced by other limiting structures.

[0066] Please continue to combine Figure 1 and Figure 4 The battery module lifting appliance 100 further comprises a plurality of second locks 60, the plurality of second locks 60 are connected with the plurality of lifting bodies 11 one by one, and the plurality of first locks 30 are connected with the plurality of second locks 60 one by one. By arranging the plurality of second locks 60, the installation and disassembly of the lifting hook can be further facilitated, and the lifting stability can be improved.

[0067] In order to facilitate the connection of the first lock 30 and the second lock 60, the battery module lifting appliance 100 further comprises a plurality of lifting ropes 80 in the embodiment, the plurality of lifting ropes 80 are connected with the plurality of first locks 30 and the plurality of second locks 60 one by one.

[0068] In addition, in order to facilitate the connection of the battery module lifting appliance 100 as a whole with the crane or other lifting equipment, the battery module lifting appliance 100 further comprises a plurality of third locks 70, at least one third lock 70 is arranged on the first support 21, and at least one third lock 70 is arranged on the second support 23.

[0069] In conclusion, the embodiment of the utility model provides a kind of battery module lifting hook 10 and lifting appliance, battery module lifting hook 10 includes hanger body 11, first hook body 12, second hook body 13 and magnet 15, hanger body 11 is equipped with first sliding groove 111;First hook body 12 is fixed in hanger body 11, and is used to pass through the lifting hole 0012 of module end plate 0011;Second hook body 13 is slidably arranged in first sliding groove 111, and it is oppositely arranged with first hook body 12, and there is locking space 14 between second hook body 13, first hook body 12 and hanger body 11;Magnet 15 is arranged in first sliding groove 111, and is used to magnetically attract first hook body 12, to make first hook body 12 cooperate with second hook body 13, and module end plate 0011 is locked in locking space 14.In hoisting battery module 001, second hook body 13 is first lifted, that is, second hook body 13 is pulled in first sliding groove 111, and it slides in the direction away from first hook body 12;Then first hook body 12 passes through lifting hole 0012, then second hook body 13 is released, second hook body 13 will slide towards first hook body 12 under the action of gravity and be attracted and fixed with magnet 15 at this time, to lock a part of module end plate 0011 in locking space 14, battery module 001 can be prevented from falling off in hoisting process, to improve the safety of hoisting, and the quality of product is guaranteed.

[0070] Battery module lifting appliance 100 includes battery module lifting hook 10, which has all the functions and benefits of the battery module lifting hook 10.

[0071] The above is only a specific embodiment of the utility model, and is not used to limit the utility model. For those skilled in the art, the utility model can be changed and varied. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model shall be included within the protection scope of the utility model.

Claims

1. A battery module lifting hook, characterized in that, The battery module lifting hook (10) comprises a lifting body (11), a first hook body (12), a second hook body (13) and a magnet (15). The lifting body (11) is provided with a first sliding groove (111). The first hook body (12) is fixedly arranged on the lifting body (11) and used for penetrating a lifting hole (0012) of a module end plate (0011). The second hook body (13) is slidably arranged in the first sliding groove (111) and oppositely arranged with the first hook body (12). The magnet (15) is arranged in the first sliding groove (111) and used for magnetically attracting the first hook body (12) to cooperate with the second hook body (13) to lock the module end plate (0011) in the locking space (14).

2. The battery module hanger of claim 1, wherein, The first hook body (12) comprises a fixed part (121) and a first hook part (122). The fixed part (121) is fixedly arranged on the lifting body (11). The second hook body (13) comprises a sliding part (131) and a second hook part (132).

3. The battery module hanger of claim 2, wherein, The sliding part (131) is slidably arranged in the first sliding groove (111) and oppositely arranged with the fixed part (121).

4. The battery module hanger of claim 1, wherein, The second hook part (132) is connected with the sliding part (131) and located on a side of the sliding part (131) close to the fixed part (121).

5. The battery module hanger of claim 4, wherein, The second hook part (132) is spaced apart from the lifting body (11). The fixed part (121) and the first hook part (122) are arranged perpendicularly to each other. The sliding part (131) and the second hook part (132) are arranged perpendicularly to each other. The first hook part (122) and the second hook part (132) are both arranged in parallel with the lifting body (11). The first sliding groove (111) is provided with a second sliding groove (112) and a third sliding groove (113) on opposite sides thereof. The second hook body (13) is provided with a mounting hole (133). The battery module lifting hook (10) further comprises a sliding block (16). The sliding block (16) is arranged in the mounting hole (133) and slidably arranged in the second sliding groove (112) and the third sliding groove (113). The second hook body (13) is further provided with a pin hole (134) in communication with the mounting hole (133). The battery module lifting hook (10) further comprises an open pin (17). The open pin (17) is arranged in the pin hole (134) and the sliding block (16).

6. A battery module spreader, comprising: The battery module lifting device (100) further comprises a plurality of first elastic limiting members (40), the plurality of first elastic limiting members (40) are all arranged on the first support (21), and the plurality of first elastic limiting members (40) correspond to the plurality of first limiting grooves (212) in one-to-one correspondence.

7. The battery module hoist of claim 6, wherein, The battery module lifting device (100) further comprises a plurality of first elastic limiting members (40), the plurality of first elastic limiting members (40) are all arranged on the first support (21), and the plurality of first elastic limiting members (40) correspond to the plurality of first limiting grooves (212) in one-to-one correspondence.

8. The battery module hoist of claim 7, wherein, The first support (21) is provided with at least one first locking buckle (30), and the second support (23) is provided with at least one first locking buckle (30). The first support (21) is provided with at least one first locking buckle (30), and the second support (23) is provided with at least one first locking buckle (30).

9. The battery module hoist of claim 8, wherein, The first support (21) is provided with at least one first locking buckle (30), and the second support (23) is provided with at least one first locking buckle (30). The battery module lifting device (100) further comprises a plurality of first elastic limiting members (40), the plurality of first elastic limiting members (40) are all arranged on the first support (21), and the plurality of first elastic limiting members (40) correspond to the plurality of first limiting grooves (212) in one-to-one correspondence.

10. The battery module hoist of claim 7, wherein, The battery module lifting device (100) further comprises a plurality of second elastic limiting members (50), the plurality of second elastic limiting members (50) are all arranged on the second support (23), and the plurality of second elastic limiting members (50) correspond to the plurality of second limiting grooves (232) in one-to-one correspondence. The battery module lifting device (100) further comprises a plurality of second elastic limiting members (50), the plurality of second elastic limiting members (50) are all arranged on the second support (23), and the plurality of second elastic limiting members (50) correspond to the plurality of second limiting grooves (232) in one-to-one correspondence. The battery module lifting device (100) further comprises a plurality of second elastic limiting members (50), the plurality of second elastic limiting members (50) are all arranged on the second support (23), and the plurality of second elastic limiting members (50) correspond to the plurality of second limiting grooves (232) in one-to-one correspondence. The battery module lifting device (100) further comprises a plurality of second elastic limiting members (50), the plurality of second elastic limiting members (50) are all arranged on the second support (23), and the plurality of second elastic limiting members (50) correspond to the plurality of second limiting grooves (232) in one-to-one correspondence.

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