Battery pack lifting appliance for battery swap station of heavy truck

Abstract

The utility model discloses a heavy truck battery swap station battery pack lifting appliance which comprises a lifting appliance base, and the lifting appliance base is provided with a lifting appliance spring bolt assembly and a driving assembly capable of driving the lifting appliance spring bolt assembly to rotate. The driving assembly comprises an electric push rod arranged on the lifting tool base and a rack connected to the telescopic end of the electric push rod. The spring bolt assembly is provided with a gear matched with the rack for use, the electric push rod is matched with the gear through the rack and drives the spring bolt assembly to rotate so as to complete locking or unlocking of the battery pack, and the problems of unlocking and assembling of the battery pack of the heavy truck can be solved by adopting the lifting appliance.

Description

Technical Field

[0001] The utility model relates to the technical application field of battery pack hangers in battery swap stations, and in particular to a battery pack hanger in a heavy truck battery swap station. Background Art

[0002] New energy vehicles refer to vehicles that use unconventional vehicle fuels as their power source, or use conventional vehicle fuels but adopt new vehicle power devices, and integrate advanced technologies in vehicle power control and drive to form vehicles with advanced technical principles, new technologies, and new structures. New energy vehicles include: hybrid vehicles, pure electric vehicles, fuel cell vehicles, hydrogen engine vehicles, gas vehicles, alcohol ether vehicles, etc.

[0003] The battery pack of a heavy truck is heavy, so it is necessary to realize the functions of taking, placing and moving the battery pack. It is also very difficult to realize the functions of unlocking and moving the battery pack in the container of the battery swap station.

[0004] In order to overcome the above-mentioned technical difficulties, technical personnel in this field have actively carried out innovative research in order to create a battery pack hanger for heavy-duty truck battery swap stations. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a battery pack hoist for a heavy-duty truck battery swap station, which can solve the problem of unlocking and assembling the battery pack of a heavy-duty truck.

[0006] The technical solution of the utility model is: a battery pack hanger for a heavy truck battery swap station, comprising a hanger base, the hanger base is provided with a hanger lock tongue assembly and a driving assembly capable of driving the hanger lock tongue assembly to rotate;

[0007] The driving assembly includes an electric push rod arranged on the base of the hanger and a rack connected to the telescopic end of the electric push rod; the locking tongue assembly is provided with a gear used in conjunction with the rack, and the electric push rod cooperates with the rack and the gear to drive the locking tongue assembly to rotate, so as to complete the locking or unlocking of the battery pack.

[0008] Furthermore, the racks are provided with two groups, and the two groups of gears are arranged in parallel.

[0009] Furthermore, one end of the two racks is connected to the telescopic end of the electric push rod through a fixing block.

[0010] Furthermore, the sling base is provided with a slide rail, and the bottom of the rack is provided with a slider used in conjunction with the slide rail, and the slider moves linearly along the length direction of the slide rail.

[0011] Furthermore, the locking tongue assembly includes a rotating shaft rotatably connected to the sling base, one end of the rotating shaft extending out of the sling base is connected to a locking block, and the other end of the rotating shaft extending out of the sling base is connected to the gear.

[0012] Furthermore, the height of the rotating shaft is greater than the height of the sling base.

[0013] Furthermore, the sling base is provided with a sensing device, and the sensing device includes a limit block elastically connected to the sling base, and a sensor for use with the limit block is provided on one side of the limit block.

[0014] Furthermore, the sensing device is provided with four groups, and the four groups of the sensing device are arranged around the base of the sling.

[0015] Furthermore, the sling base is provided with a plurality of guide blocks.

[0016] The beneficial technical effects of the utility model are:

[0017] 1. The electric push rod, rack and lock tongue assembly cooperate with each other so that the battery pack can be fixed by the sling base. At the same time, the guide block and the overall structure of the battery pack cooperate to ensure that the position of the battery pack will not shift during the clamping and fixing process.

[0018] 2. The sensor and the electric push rod signal are connected. When the sensor senses that the limit block has reached the specified position, it indicates that the base of the sling is in contact with and fits the battery pack. At this time, the electric push rod is started so that the lock tongue assembly can fix the battery pack.

[0019] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiments of the utility model in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 It is a structural schematic diagram of the sling of the utility model;

[0022] Figure 3 It is a schematic structural diagram of the cooperation between the driving assembly and the locking tongue assembly of the utility model.

[0023] The accompanying drawings are marked as follows:

[0024] 100, battery pack; 200, sling base; 210, drive assembly; 211, electric push rod; 212, rack; 213, fixing block; 220, lock tongue assembly; 221, rotating shaft; 222, lock block; 223, gear; 230, sensing device; 231, limit block; 232, sensor; 240, guide block; 251, slide rail; 252, slider. DETAILED DESCRIPTION

[0025] In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the specific implementation methods of the utility model are further described in detail below in conjunction with the drawings and embodiments. The following embodiments are used to illustrate the utility model but are not used to limit the scope of the utility model.

[0026] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the numbers used in this way can be interchanged where appropriate, so as to describe the embodiments of the present application described herein.

[0027] In the description of the present utility model, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships recorded in the embodiments and shown in the accompanying drawings, or are the directions or positional relationships in which the utility model product is usually placed when in use. They are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present utility model.

[0028] like Figure 1-Figure 3 As shown, the utility model specifically relates to a heavy truck battery pack 100 sling for a battery swap station, including a sling base 200, wherein the sling base 200 is provided with a sling lock tongue assembly 220 and a driving assembly 210 capable of driving the sling lock tongue assembly 220 to rotate;

[0029] The driving assembly 210 includes an electric push rod 211 arranged on the hanger base 200 and a rack 212 connected to the telescopic end of the electric push rod 211; the locking tongue assembly 220 is provided with a gear 223 used in conjunction with the rack 212, and the electric push rod 211 cooperates with the rack 212 and the gear 223 to drive the locking tongue assembly 220 to rotate, so as to complete the locking or unlocking of the battery pack 100.

[0030] It should be noted that the upper end of the sling base 200 is connected to an external device, and the lower end of the sling base 200 can abut against the battery pack 100. When the lower end of the sling base 200 abuts against the battery pack 100 and fixes the battery pack 100, the external device and the sling base 200 cooperate with each other to transport the battery pack 100.

[0031] In addition, the electric push rod 211 is fixed to the sling base 200 through a base and an angle seat pin, the lock tongue assembly 220 is rotatably connected to the sling base 200, and the upper and lower ends of the lock tongue assembly 220 both extend out of the surface of the sling base 200. A gear 223 is provided at the upper end of the lock tongue assembly 220, and the gear 223 and the rack 212 are always in a meshing state. When the electric push rod 211 is started, the gear 223 is driven to rotate through the rack 212, and then the lock tongue assembly 220 is driven to rotate, so as to complete the locking or unlocking of the battery pack 100 under the sling base 200.

[0032] The racks 212 are provided with two groups, and the two groups of gears 223 are arranged in parallel. One end of the two racks 212 is connected to the telescopic end of the electric push rod 211 through a fixing block 213 .

[0033] Through the cooperation between the electric push rod 211 and the two groups of racks 212, the two groups of locking tongue assemblies 220 can be driven to rotate synchronously; similarly, there are two groups of driving assemblies 210, and there are four groups of locking tongue assemblies 220. The four groups of locking tongue assemblies 220 are distributed around the hanger base 200. Through the cooperation between the two groups of driving assemblies 210 and the locking tongue assemblies 220, the stability of the battery pack 100 during the clamping process is ensured.

[0034] The hanger base 200 is provided with a slide rail 251 , and the bottom of the rack 212 is provided with a slider 252 used in conjunction with the slide rail 251 , and the slider 252 moves linearly along the length direction of the slide rail 251 .

[0035] The cooperation between the slide rail 251 and the slider 252 further improves the stability and smoothness of the rack 212 during linear movement.

[0036] The locking tongue assembly 220 includes a rotating shaft 221 rotatably connected to the hanger base 200 , one end of the rotating shaft 221 extending out of the hanger base 200 is connected to a locking block 222 , and the other end of the rotating shaft 221 extending out of the hanger base 200 is connected to the gear 223 .

[0037] Among them, the rotating shaft 221 is rotatably arranged on the hanger base 200, the gear 223 is fixed to the other end of the rotating shaft 221, and the gear 223 and the rack 212 are always in a meshing state. When the rack 212 moves linearly, the gear 223 drives the locking block 222 to move to complete the locking or unlocking of the battery pack 100.

[0038] The height of the rotating shaft 221 is greater than the height of the hanger base 200 .

[0039] The sling base 200 is provided with a sensing device 230 , and the sensing device 230 includes a limit block 231 elastically connected to the sling base 200 , and a sensor 232 for use with the limit block 231 is provided on one side of the limit block 231 .

[0040] The sensor 232 is connected to the electric push rod 211 by signal. When the sensor 232 senses that the limit block 231 has reached the specified position, it indicates that the hanger base 200 is in contact with and fits the battery pack 100. At this time, the electric push rod 211 is started so that the locking tongue assembly 220 can fix the battery pack 100.

[0041] The sensing device 230 is provided with four groups, and the four groups of the sensing device 230 are arranged around the hanger base 200 to ensure the safety of operation. Only when the lower end of the hanger base 200 is completely in contact with the battery pack 100, the locking tongue assembly 220 can fix the battery pack 100.

[0042] The hanger base 200 is provided with a plurality of guide blocks 240 , and the plurality of guide blocks 240 are provided to ensure the stability of the battery pack 100 during the clamping and fixing process.

[0043] The above embodiments are only specific implementation methods of the present invention, which are used to illustrate the technical solution of the present invention rather than to limit it. The protection scope of the present invention is not limited thereto. Although the present invention is described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that any technician familiar with the technical field can still modify the technical solution recorded in the aforementioned embodiments within the technical scope disclosed by the present invention, or can easily think of changes, or make equivalent replacements for some of the technical features therein; and these modifications, changes or replacements do not make the essence of the corresponding technical solution deviate from the spirit and scope of the technical solution of the embodiment of the present invention, and should all be covered within the protection scope of the present invention.

Claims

1. A battery pack hanger for a heavy truck battery swap station, comprising a hanger base (200), characterized in that: The sling base is provided with a sling lock tongue assembly (220) and a driving assembly (210) capable of driving the sling lock tongue assembly to rotate; The driving assembly comprises an electric push rod (211) arranged on the hanger base (200) and a rack (212) connected to the telescopic end of the electric push rod; the locking tongue assembly is provided with a gear (223) used in conjunction with the rack, and the electric push rod cooperates with the rack and the gear to drive the locking tongue assembly to rotate, so as to complete the locking or unlocking of the battery pack (100).

2. A battery pack hanger for a heavy truck battery swap station according to claim 1, characterized in that: The racks are provided with two groups, and the two groups of gears are arranged in parallel.

3. A battery pack hanger for a heavy truck battery swap station according to claim 2, characterized in that: One end of the two racks is connected to the telescopic end of the electric push rod through a fixing block (213).

4. A battery pack hanger for a heavy truck battery swap station according to claim 3, characterized in that: The sling base is provided with a slide rail (251), and the bottom of the rack is provided with a slider (252) used in conjunction with the slide rail, and the slider moves linearly along the length direction of the slide rail.

5. The battery pack hanger for a heavy truck battery swap station according to claim 1, characterized in that: The locking tongue assembly comprises a rotating shaft (221) rotatably connected to the sling base, one end of the rotating shaft extending out of the sling base is connected to a locking block (222), and the other end of the rotating shaft extending out of the sling base is connected to the gear.

6. A battery pack hanger for a heavy truck battery swap station according to claim 5, characterized in that: The height of the rotating shaft is greater than the height of the hanger base.

7. A battery pack hanger for a heavy truck battery swap station according to claim 1, characterized in that: The sling base is provided with a sensing device (230), the sensing device comprising a limit block (231) elastically connected to the sling base, and a sensor (232) for use with the limit block is provided on one side of the limit block.

8. A battery pack hanger for a heavy truck battery swap station according to claim 7, characterized in that: The sensing devices are provided with four groups, and the four groups of sensing devices are arranged around the base of the sling.

9. The battery pack hanger for a heavy truck battery swap station according to claim 1, characterized in that: The sling base is provided with a plurality of guide blocks (240).

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