Clamp for hoisting battery module

Abstract

The utility model discloses a fixture for hoisting a battery module, which belongs to the technical field of battery hoisting fixtures, and comprises an H-shaped frame shell, a clamping mechanism is arranged in the H-shaped frame shell, the four ends of the clamping mechanism respectively penetrate through the four ends of the H-shaped frame shell and are fixedly connected with two symmetrically arranged clamping plates, and the clamping plates are arranged on the H-shaped frame shell. L-shaped clamping plates are hinged to the lower ends of the two clamping plates correspondingly, a turnover mechanism is fixedly connected to one side of each clamping plate, the two ends of the turnover mechanism are fixedly connected with the side walls of the clamping plates, and hoisting hole plates are fixedly connected to the four corners of the upper side of the H-shaped frame shell correspondingly. The turnover mechanism comprises a telescopic cylinder fixed to one side of the clamping plate and two symmetrically-arranged concave frames. By arranging the turnover mechanism and the L-shaped clamping plate, the bottom of the battery module can be clamped and supported, so that the device can clamp the battery module more stably and firmly, the battery module is prevented from falling off in the hoisting process, and the safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery hoisting clamps, in particular to a clamp for hoisting a battery module. Background Art

[0002] Battery assembly technology is often assembled through modularization. Since battery modules are heavy, manual handling is inconvenient and poses a safety hazard. Therefore, special lifting fixtures are needed in the battery production process to assist the modules in entering the box. During the battery module assembly process, there are three ways to remove the modules from the production line: manual handling, crane-assisted handling, and robot automatic handling. Currently, the most commonly used lifting fixtures in the industry are sling type, hook type, and pin type, all of which are four-point lifting.

[0003] A battery module lifting fixture (patent number: CN220537320U) is patented in China. The device includes: a fixture main board, a handle connecting block, and a connecting rod; the left and right ends of the fixture main board are slidably connected to the left slider and the right slider, and the bottom ends of the left slider and the right slider are connected to the clamping claws respectively; the handle connecting block is arranged above the fixture main board, and the front and rear sides are respectively provided with a front support plate and a rear support plate, and a left guide groove and a right guide groove and a handle connecting block guide boss are arranged on one side facing the front support plate, and a waist-shaped hole is opened in the middle of the front support plate along the up and down direction, and the handle The guide boss of the handle connecting block is slidably inserted in the waist-shaped hole; one end of the guide boss arranged on the left connecting rod and the right connecting rod is adapted to be inserted into the guide groove on the handle connecting block; the other end is respectively connected to the left slider and the right slider. The device arranges a motion guide mechanism on the handle connecting block so that the handle connecting block can move up and down smoothly without resistance, and the operation is convenient. However, the device can only clamp and fix the side wall of the battery, but does not support and limit the bottom of the battery, resulting in insufficient clamping stability. The battery is easy to fall off during lifting and transportation, posing a safety hazard. Utility Model Content

[0004] In view of the above-mentioned technical deficiencies, the purpose of the utility model is to provide a clamp for lifting a battery module. By arranging a flip mechanism and an L-shaped clamping plate, the bottom of the battery module can be clamped and supported, so that the device can clamp the battery module more stably and firmly, prevent the battery module from falling during the lifting process, and improve the safety function; it solves the problem proposed in the background technology that the device can only clamp and fix the side walls of the battery, but does not support and limit the bottom of the battery, resulting in insufficient clamping stability, and the battery is easy to fall off during lifting and transportation, posing a safety hazard.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions: The utility model provides a battery module hoisting fixture, comprising: an H-shaped frame shell, a clamping mechanism is provided in the H-shaped frame shell, the four ends of the clamping mechanism respectively penetrate the four ends of the H-shaped frame shell and are fixedly connected to two symmetrically arranged clamping plates, the lower ends of the two clamping plates are hingedly connected to an L-shaped clamping plate, one side of the clamping plate is fixedly connected to a flip mechanism, and the four corners on the upper side of the H-shaped frame shell are fixedly connected to hoisting hole plates;

[0006] The flipping mechanism includes a telescopic cylinder fixed on one side of the clamping plate and two symmetrically arranged concave frames, a movable plate is slidably connected to the concave frame, the lower end of the telescopic cylinder is fixedly connected to the movable plate, one side of the movable plate is hingedly connected to two pull rods, the rear side wall of the L-shaped clamping plate is fixedly connected to two fixed blocks, and the two pull rods are hingedly connected to the two fixed blocks respectively.

[0007] Preferably, the clamping mechanism includes a stepper motor fixed to one side of the radial end of the H-shaped frame shell, the main shaft end of the stepper motor passes through the H-shaped frame shell and is fixedly connected to a worm, the radial end inner wall of the H-shaped frame shell is rotatably connected to a rotating rod through a bearing seat, the rotating rod is fixedly connected to a worm wheel meshing with the worm, the rotating rod is fixedly connected to two circular gears, the two sides of the circular gear are meshingly connected to two diagonally parallel racks, the far ends of the two racks are fixedly connected to an L-shaped frame, the two L-shaped frames respectively pass through the H-shaped frame shell and are fixedly connected to the two clamps.

[0008] Preferably, the outer wall of the rotating rod is fixedly connected to the inner wall of the through hole of the worm gear and the circular gear by welding.

[0009] Preferably, a reinforcement frame is fixedly connected between the two L-shaped frames located on the same side.

[0010] Preferably, the side walls on the opposite sides of the two clamping plates are fixedly connected with anti-slip pads.

[0011] Preferably, the side wall of the movable plate is provided with two sliding holes, and the concave frame is arranged through the sliding holes.

[0012] The beneficial effects of the utility model are:

[0013] 1. In the utility model, by setting a flipping mechanism and an L-shaped card plate, starting the telescopic cylinder to work and extend, the movable plate can be pushed up and down on the concave frame, and then the two pull rods are pushed to swing, and the L-shaped card plate fixed to the fixed block can be pushed to swing and flip on the clamping plate until the L-shaped card plate swings and flips to press against the bottom of the battery module, and the bottom of the battery module can be clamped and supported, so that the device can clamp the battery module more stably and firmly, prevent the battery module from falling during the lifting process, and improve safety.

[0014] 2. In the utility model, the stepper motor is started through the clamping mechanism to drive the worm to rotate. Since the worm is meshed with the worm wheel, the rotating rod is driven to rotate, which can drive the two circular gears to rotate synchronously. Since the circular gears are respectively meshed with the two racks, the two racks are displaced toward each other at this time, driving the two clamping plates fixed with the two L-shaped frames to displace toward each other until the two clamping plates are pressed against the two sides of the battery module. The clamping plates can be clamped and fixed for lifting, and the clamping is stable and reliable, and the operation is stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0017] Figure 2 It is a three-dimensional structural schematic diagram of the clamping plate in the utility model.

[0018] Figure 3 It is a three-dimensional structural schematic diagram of the clamping plate of the utility model when working.

[0019] Figure 4 It is a three-dimensional structural schematic diagram of the H-shaped frame shell in the utility model.

[0020] Figure 5 It is a schematic diagram of the top cross-sectional structure of the H-shaped frame shell in the utility model.

[0021] Explanation of the reference numerals: 1-H-shaped frame shell, 2-plywood, 3-L-shaped card plate, 4-telescopic cylinder, 5-concave frame, 6-movable plate, 7-pull rod, 8-fixed block, 9-stepping motor, 10-worm, 11-rotating rod, 12-worm wheel, 13-circular gear, 14-rack, 15-L-shaped frame, 16-reinforcement frame, 17-anti-slip pad, 18-lifting hole plate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Embodiment 1:

[0024] like Figure 1 As shown in the figure, the present embodiment provides a battery module hoisting fixture, including: an H-shaped frame shell 1, a clamping mechanism is provided in the H-shaped frame shell 1, the four ends of the clamping mechanism respectively penetrate the four ends of the H-shaped frame shell 1 and are fixedly connected to two symmetrically arranged clamping plates 2, the lower ends of the two clamping plates 2 are hingedly connected to an L-shaped card plate 3, one side of the clamping plate 2 is fixedly connected to a flip mechanism, the four corners on the upper side of the H-shaped frame shell 1 are fixedly connected to a hoisting hole plate 18, the stepping motor 9 and the telescopic cylinder 4 are externally connected to a control switch and a power supply, and the circuit involved is a prior art, which can be fully implemented by those skilled in the art, and no further explanation is needed;

[0025] The flipping mechanism includes a telescopic cylinder 4 fixed on one side of the splint 2 and two symmetrically arranged concave frames 5, a movable plate 6 is slidably connected to the concave frame 5, the lower end of the telescopic cylinder 4 is fixedly connected to the movable plate 6, one side of the movable plate 6 is hingedly connected to two pull rods 7, the rear side wall of the L-shaped clamping plate 3 is fixedly connected to two fixed blocks 8, and the two pull rods 7 are hingedly connected to the two fixed blocks 8 respectively.

[0026] The side walls of the two clamping plates 2 on one side opposite to each other are fixedly connected with anti-skid pads 17 to increase the friction force and make the clamping plates 2 clamp the battery module more stably and firmly.

[0027] The side wall of the movable plate 6 is provided with two sliding holes, and the concave frame 5 is arranged through the sliding holes to facilitate the displacement of the movable plate 6.

[0028] Principle of this embodiment: After the clamping mechanism clamps and fixes the battery module, the lifting equipment can lift the device together with the battery module, and then start the telescopic cylinder 4 to work and extend, which can push the movable plate 6 to move up and down on the concave frame 5, and then push the two pull rods 7 to swing, and push the L-shaped card plate 3 fixed to the fixed block 8 to swing and flip on the clamping plate 2 until the L-shaped card plate 3 swings and flips to press against the bottom of the battery module, and the bottom of the battery module can be clamped and supported, so that the device can clamp the battery module more stably and firmly, prevent the battery module from falling during the lifting process, and improve safety. After lifting to the specified position, first start the telescopic cylinder 4 to work and retract. Similarly, the L-shaped card plate 3 flips to the initial position and separates from the bottom of the battery module to unload the battery module.

[0029] Embodiment 2:

[0030] like Figure 4 and Figure 5As shown, on the basis of retaining all the technical features in the specific embodiment 1, in this embodiment: the clamping mechanism includes a stepper motor 9 fixed to one side of the radial end of the H-shaped frame shell 1, the main shaft end of the stepper motor 9 penetrates into the H-shaped frame shell 1 and is fixedly connected to a worm 10, the radial end inner wall of the H-shaped frame shell 1 is rotatably connected to a rotating rod 11 through a bearing seat, the rotating rod 11 is fixedly connected to a worm wheel 12 meshing with the worm 10, and the rotating rod 11 is fixedly connected to two circular gears 13, and the two sides of the circular gear 13 are meshingly connected to two diagonally parallel racks 14, and the far ends of the two racks 14 are fixedly connected to an L-shaped frame 15, and the two L-shaped frames 15 respectively penetrate the H-shaped frame shell 1 and are fixedly connected to the two clamping plates 2.

[0031] The outer wall of the rotating rod 11 is fixedly connected to the inner wall of the through hole of the worm wheel 12 and the circular gear 13 by welding, and the connection is firm.

[0032] A reinforcement frame 16 is fixedly connected between the two L-shaped frames 15 on the same side, so that the structure is more stable.

[0033] Principle of this embodiment: When the battery module needs to be clamped and hoisted, the two clamping plates 2 of this device are placed on both sides of the battery module by using a lifting device, and the stepper motor 9 is started to drive the worm 10 to rotate. Since the worm 10 is engaged with the worm wheel 12, the rotating rod 11 is driven to rotate, which can drive the two circular gears 13 to rotate synchronously. Since the circular gears 13 are respectively engaged with the two racks 14, the two racks 14 are displaced toward each other at this time, driving the two clamping plates 2 fixed with the two L-shaped frames 15 to displace toward each other until the two clamping plates 2 are pressed against the two sides of the battery module. The clamping plates 2 can be clamped and fixed for hoisting, and the clamping is stable and reliable, and the operation is stable.

[0034] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A battery module hoisting fixture, characterized in that: include: An H-shaped frame shell (1), wherein a clamping mechanism is provided in the H-shaped frame shell (1), wherein four ends of the clamping mechanism respectively penetrate through the four ends of the H-shaped frame shell (1) and are fixedly connected to two symmetrically arranged clamping plates (2), wherein the lower ends of the two clamping plates (2) are hingedly connected to an L-shaped clamping plate (3), one side of the clamping plate (2) is fixedly connected to a turning mechanism, and the four corners on the upper side of the H-shaped frame shell (1) are fixedly connected to hoisting hole plates (18); The flipping mechanism comprises a telescopic cylinder (4) fixed to one side of the clamping plate (2) and two symmetrically arranged concave frames (5), a movable plate (6) being slidably connected to the concave frame (5), the lower end of the telescopic cylinder (4) being fixedly connected to the movable plate (6), one side of the movable plate (6) being hingedly connected to two pull rods (7), the rear side wall of the L-shaped clamping plate (3) being fixedly connected to two fixed blocks (8), and the two pull rods (7) being hingedly connected to the two fixed blocks (8) respectively.

2. A battery module hoisting fixture as claimed in claim 1, characterized in that: The clamping mechanism comprises a stepper motor (9) fixed to one side of the radial end of the H-shaped frame (1); the main shaft end of the stepper motor (9) penetrates into the H-shaped frame (1) and is fixedly connected to a worm (10); the inner wall of the radial end of the H-shaped frame (1) is rotatably connected to a rotating rod (11) through a bearing seat; the rotating rod (11) is fixedly connected to a worm wheel (12) meshingly connected to the worm (10); the rotating rod (11) is fixedly connected to two circular gears (13); two sides of the circular gear (13) are meshingly connected to two diagonally parallel racks (14); the two ends of the two racks (14) that are far away are fixedly connected to an L-shaped frame (15); the two L-shaped frames (15) respectively penetrate the H-shaped frame (1) and are fixedly connected to the two clamping plates (2).

3. A battery module hoisting fixture as claimed in claim 2, characterized in that: The outer wall of the rotating rod (11) is fixedly connected to the inner wall of the through hole of the worm wheel (12) and the circular gear (13) by welding.

4. A battery module hoisting fixture as claimed in claim 2, characterized in that: A reinforcement frame (16) is fixedly connected between the two L-shaped frames (15) located on the same side.

5. A battery module hoisting fixture as claimed in claim 1, characterized in that: The side walls on the opposite sides of the two clamping plates (2) are both fixedly connected with anti-slip pads (17).

6. A battery module hoisting fixture as claimed in claim 2, characterized in that: The side wall of the movable plate (6) is provided with two sliding holes, and the concave frame (5) is arranged through the sliding holes.

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