Battery pack punching device

Abstract

The utility model discloses a battery pack punching device which comprises a base, universal wheels are arranged at the lower end of the base, a mounting table is arranged at the upper end of the base, a fixing seat is arranged at the position, on the front side of the mounting table, of the upper end of the base, a punching assembly capable of punching automatically is detachably fixed to the fixing seat, and a height adjusting assembly capable of adjusting the height of the punching assembly is arranged on the fixing seat. A pushing handle is arranged at the upper end of the base and located on the rear side of the mounting table, a control panel is arranged on the mounting table, and the punching assembly is electrically connected to the control panel. When the battery pack punching device is used, the punching assembly on the base is arranged below a battery pack, automatic punching can be achieved by setting the punching depth, remote control can be achieved, and inconvenience and danger caused by close-distance operation of people are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of punching, in particular to a battery pack punching device. Background Art

[0002] At present, the power battery pack of electric vehicles is generally located at the bottom of the vehicle body, and may catch fire after being subjected to severe impact or high temperature. Since the power battery pack of electric vehicles usually catches fire from the inside out, if only a high-pressure water gun is used to cool the surface of the battery pack to extinguish the fire, the effect is poor and the fire cannot be effectively extinguished.

[0003] In order to achieve internal cooling and fire extinguishing of the power battery, the power battery pack shell can be opened and water can be injected into the interior for cooling and fire extinguishing. Since power battery fires have the risk of leakage and explosion, and the battery is usually installed at the bottom of the vehicle body, it is inconvenient and dangerous to rely on traditional close-range operation. Utility Model Content

[0004] The utility model aims to provide a battery pack punching device, which can automatically punch holes by moving the punching assembly on the base to the bottom of the battery and setting the punching depth, thereby solving the problem that traditional punching requires close-range operation and is inconvenient and very dangerous.

[0005] The above technical objectives of the utility model are achieved through the following technical solutions:

[0006] A battery pack punching device comprises a base, wherein a universal wheel is provided at the lower end of the base, a mounting platform is provided at the upper end of the base, a fixing seat is provided at the upper end of the base in front of the mounting platform, a punching assembly capable of automatically punching holes is detachably fixed on the fixing seat, a height adjustment assembly capable of adjusting the height of the punching assembly is provided on the fixing seat, a push handle is provided at the upper end of the base on the rear side of the mounting platform, a control panel is provided on the mounting platform, and the punching assembly is electrically connected to the control panel.

[0007] The utility model is further configured as follows: the punching assembly includes a shell, a first telescopic motor, a motor and a connector, the first telescopic motor is arranged in the shell, the output shaft of the first telescopic motor can extend out of the upper end of the shell and be connected to the motor, the connector is connected to the upper end of the motor, the connector is used to connect the punching drill bit, and the first telescopic motor and the motor are both electrically connected to the control panel.

[0008] The utility model is further configured as follows: the motor is a pneumatic motor, a compressed gas tank is detachably mounted on the upper end of the base between the push handle and the mounting platform, the gas outlet of the compressed gas tank is connected to an air inlet pipe, the air inlet pipe is sequentially connected to a pressure reducing valve and a solenoid valve, the solenoid valve is connected to the pneumatic motor through a connecting pipe, the pressure reducing valve and the solenoid valve are both arranged in the mounting platform, and the solenoid valve and the pressure reducing valve are both electrically connected to the control panel.

[0009] The utility model is further configured as follows: the compressed gas tank is detachably mounted on the base through a fixing assembly, the fixing assembly comprising a fixing plate, a support block, a clamping plate, a screw and a handle, the fixing plate being arranged on the right side of the upper end of the base, a fixing groove which can accommodate the bottom of the compressed gas tank is opened on the left side of the fixing plate, the support block is arranged on the left side of the upper end of the base, the screw is inserted into the support block in a left-right direction, the right end of the screw is connected to the clamping plate, the clamping plate is in a U-shape with an open upper end, the left end of the screw is connected to the handle, the compressed gas tank is mounted on the base in a left-right direction, the bottom of the compressed gas tank is arranged in the fixing groove, the side of the compressed gas tank is arranged at the upper end of the base, the neck of the compressed gas tank is clamped in the clamping plate and is pressed and fixed by rotating the screw.

[0010] The utility model is further configured as follows: the punching assembly also includes a second telescopic motor and an anti-sliding block, the second telescopic motor is arranged in the shell, the upper end of the second telescopic motor extends out of the shell, the output shaft of the second telescopic motor is connected to the anti-sliding block, the second telescopic motor is arranged behind the first telescopic motor, and the second telescopic motor is electrically connected to the control panel.

[0011] The utility model is further configured as follows: the fixed seat includes a first limit plate, a second limit plate, a first slide bar and a locking knob, the first limit plate and the second limit plate are symmetrically arranged at the upper end of the base, the first slide bar is arranged between the first limit plate and the second limit plate in a front-to-back direction, the lower end of the shell is provided with a first slide groove, the shell is arranged between the first limit plate and the second limit plate, the first slide groove is slidably matched with the first slide bar, and the locking knob is symmetrically arranged on the first limit plate and the second limit plate, respectively.

[0012] The utility model is further configured as follows: a storage groove is opened at the front end of the mounting table, the height adjustment assembly includes multiple pads, a second slide groove is provided at the lower end of the pad, a second slide bar is provided at the upper end of the pad, multiple pads are arranged in the storage groove, the pad can slide out from the front end opening of the storage groove to between the first limit plate and the second limit plate, the second slide groove is used in conjunction with the second slide bar, the second slide groove can be used in conjunction with the first slide bar, the second slide bar can be used in conjunction with the first slide groove, the locking knobs are provided in plurality and are installed in pairs from top to bottom between the first limit plate and the second limit plate, and each two symmetrical locking knobs are used to fix a pad.

[0013] The utility model is further configured as follows: a groove is provided at the lower end of the base, and the universal wheel is installed in the groove.

[0014] The utility model is further configured as follows: an invisible handle is provided on the front side of the base.

[0015] In summary, the utility model has the following beneficial effects:

[0016] First, when the utility model is used, the punching assembly on the base is arranged below the battery pack, and then the punching depth is set to realize automatic punching, which can be controlled from a distance, reducing the inconvenience and danger of close-range operation by people.

[0017] Secondly, the punching assembly in the utility model is raised by the first telescopic motor, and then the motor drives the drill bit on the connecting head to punch holes, while the second telescopic motor and the anti-sliding block play the role of fixing the device, which is simple and convenient.

[0018] Third, the motor in the utility model is a pneumatic motor, which drives the motor to rotate through the compressed gas in the compressed gas tank to achieve the function of punching. The compressed gas tank can reduce the dependence on batteries and is very suitable for road rescue.

[0019] Fourthly, the fixing seat in the utility model is used in conjunction with the height adjustment component. By using and fixing different numbers of pads, the punching component can be raised to facilitate the punching operation of battery packs of different heights. 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 cross-sectional view of the punching assembly in the utility model;

[0022] Figure 3 This is a diagram showing the use status of the height adjustment component in the utility model;

[0023] Figure 4It is a cross-sectional view of the compressed air tank in the utility model.

[0024] In the figure: 1. base; 11. universal wheel; 12. groove; 13. invisible handle; 2. mounting table; 21. control panel; 22. storage slot; 3. fixing seat; 31. first limit plate; 32. second limit plate; 33. first slide bar; 34. locking knob; 4. punching assembly; 41. shell; 42. first telescopic motor; 43. motor; 44. connector; 45. second telescopic motor; 46. anti-sliding block; 47. first slide slot; 5. height adjustment assembly; 51. pad; 52. second slide slot; 53. second slide bar; 6. push handle; 7. compressed gas tank; 71. air inlet pipe; 72. pressure reducing valve; 73. solenoid valve; 74. connecting pipe; 8. fixing assembly; 81. fixing plate; 82. support block; 83. card plate; 84. screw; 85. handle; 86. fixing slot. DETAILED DESCRIPTION

[0025] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0026] In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0027] In addition, the terms "horizontal", "vertical" and the like do not mean that the components are required to be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0028] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0029] Embodiment, a battery pack punching device, such as Figures 1 to 4As shown, the device comprises a base 1, a universal wheel 11 is provided at the lower end of the base 1, and the device is moved by the universal wheel 11, a mounting platform 2 is provided at the upper end of the base 1, a fixing seat 3 is provided at the upper end of the base 1 in front of the mounting platform 2, a punching assembly 4 that can punch holes automatically is detachably fixed on the fixing seat 3, a height adjustment assembly 5 that can adjust the height of the punching assembly 4 is provided on the fixing seat 3, a push handle 6 is provided at the upper end of the base 1 at the rear side of the mounting platform 2, a control panel 21 is provided on the mounting platform 2, and the punching assembly 4 is electrically connected to the control panel 21. When in use, the height of the punching assembly 4 is adjusted first, and then the punching assembly 4 is moved to the bottom of the battery pack, and then the punching depth is adjusted through the control panel 21, and finally the punching assembly 4 is allowed to punch holes automatically.

[0030] The punching assembly 4 includes a housing 41, a first telescopic motor 42, a motor 43 and a connector 44. The first telescopic motor 42 is disposed in the housing 41. The output shaft of the first telescopic motor 42 can extend out of the upper end of the housing 41 and be connected to the motor 43. The connector 44 is connected to the upper end of the motor 43. The connector 44 is used to connect a punching drill. The first telescopic motor 42 and the motor 43 are both electrically connected to the control panel 21. The first telescopic motor 42 can drive the motor 43, the connector 44 and the drill bit to move upward and press to punch holes.

[0031] The motor 43 in this embodiment is a pneumatic motor. Of course, it can also be an electric motor 43 or a hydraulic motor 43. A compressed gas tank 7 is detachably installed between the push handle 6 and the mounting platform 2 at the upper end of the base 1. The air outlet of the compressed gas tank 7 is connected to an air inlet pipe 71. The air inlet pipe 71 is connected to a pressure reducing valve 72 and a solenoid valve 73 in turn. The solenoid valve 73 is connected to the pneumatic motor through a connecting pipe 74. The pressure check valve and the solenoid valve 73 are both arranged in the mounting platform 2. The solenoid valve 73 and the pressure reducing valve 72 are both electrically connected to the control panel 21. The compressed gas tank 7 stores high-pressure gas with an air pressure of 15-20Mp. After the pressure is reduced by the pressure reducing valve 72, the pneumatic motor can be driven to work. The use of a pneumatic motor reduces the dependence on batteries and is suitable for road rescue.

[0032] The compressed gas tank 7 is detachably mounted on the base 1 through a fixing assembly 8, and the fixing assembly 8 includes a fixing plate 81, a support block 82, a card plate 83, a screw 84 and a handle 85. The fixing plate 81 is arranged on the right side of the upper end of the base 1, and a fixing groove 86 for accommodating the bottom of the compressed gas tank 7 is provided on the left side of the fixing plate 81. The support block 82 is arranged on the left side of the upper end of the base 1, and the screw 84 is inserted on the support block 82 in a left-right direction. The right end of the screw 84 is connected to the card plate 83, and the card plate 83 is in a U-shaped shape with an upper end opening. The left end of the screw 84 is connected to the handle 85. The compressed gas tank 7 is installed on the base 1 in a left-right direction, and the bottom of the compressed gas tank 7 is arranged in the fixing groove 86. The side of the compressed gas tank 7 is arranged at the upper end of the base 1. The neck of the compressed gas tank 7 is stuck in the card plate 83 and is pressed and fixed by rotating the screw 84. The compressed gas tank 7 can be fixed by the restrictions of the fixing plate 81 and the card plate 83, and it is convenient to disassemble and replace.

[0033] The punching assembly 4 further includes a second telescopic motor 45 and an anti-sliding block 46. The second telescopic motor 45 is disposed in the housing 41. The upper end of the second telescopic motor 45 extends out of the housing 41. The output shaft of the second telescopic motor 45 is connected to the anti-sliding block 46. The second telescopic motor 45 is disposed behind the first telescopic motor 42. The second telescopic motor 45 is electrically connected to the control panel 21. The second telescopic motor 45 and the anti-sliding block 46 play a role in fixing the device to prevent the device from moving when punching.

[0034] The fixing seat 3 includes a first limit plate 31, a second limit plate 32, a first slide bar 33 and a locking knob 34. The first limit plate 31 and the second limit plate 32 are symmetrically arranged at the upper end of the base 1. The first slide bar 33 is arranged between the first limit plate 31 and the second limit plate 32 in a front-to-back direction. The lower end of the housing 41 is provided with a first slide groove 47. The housing 41 is arranged between the first limit plate 31 and the second limit plate 32. The first slide groove 47 is slidably matched with the first slide bar 33. The locking knob 34 is symmetrical and is respectively arranged on the first limit plate 31 and the second limit plate 32. The fixing seat 3 can fix the punching assembly 4 between the first limit plate 31 and the second limit plate 32 through the locking knob 34.

[0035] A receiving groove 22 is provided at the front end of the mounting platform 2. Of course, the height of the receiving groove 22 cannot be higher than the height of the first limit plate 31 and the second limit plate 32. The height adjustment component 5 includes a plurality of pads 51. A second slide groove 52 is provided at the lower end of the pad 51, and a second slide bar 53 is provided at the upper end of the pad 51. Multiple pads 51 are arranged in the receiving groove 22. The pad 51 can slide out from the front end opening of the receiving groove 22 to between the first limit plate 31 and the second limit plate 32. The second slide groove 52 is used in conjunction with the second slide bar 53. The second slide groove 52 can be used in conjunction with the first slide bar 33, and the second slide bar 53 can be used in conjunction with the first slide groove 47. A plurality of locking knobs 34 are provided and are installed in pairs from top to bottom between the first limit plate 31 and the second limit plate 32. Each symmetrical two locking knobs 34 are used to fix a pad 51. When in use, a relative number of pads 51 is selected according to the chassis height of the car, because the height of the car chassis is not fixed, and only relying on the first telescopic motor 42 to adjust the height will result in two situations: the height is too low to be placed under the car, or the height is too high to punch a hole. The pad 51 is fixed between the first limit plate 31 and the second limit plate 32 by the locking knob 34, and the punching assembly 4 is fixed to the upper end of the gasket located at the top, and is also fixed between the first limit plate 31 and the second limit plate 32 by the locking knob 34, which can adapt to cars with various chassis heights.

[0036] A groove 12 is formed at the lower end of the base 1, and the universal wheel 11 is installed in the groove 12. The height of the device is reduced to prevent the device from being unable to be used on a car with a too low chassis.

[0037] An invisible handle 13 is provided on the front side of the base 1 to facilitate lifting the device.

[0038] Instructions for use: first adjust the lifting assembly according to the chassis height of the car, then place the punching assembly 4 of the device at the bottom of the car, raise the second telescopic motor 45, place the anti-sliding block 46 against the lower end of the battery pack, then raise the first telescopic motor 42, place the drill bit against the battery pack, set the punching depth according to the thickness of the battery pack, then stay away and let the device work automatically, and the staff can perform remote control.

[0039] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

Claims

1. A battery pack punching device, Features: The invention comprises a base (1), wherein a universal wheel (11) is provided at the lower end of the base (1), a mounting platform (2) is provided at the upper end of the base (1), a fixing seat (3) is provided at the upper end of the base (1) on the front side of the mounting platform (2), a punching assembly (4) capable of automatically punching holes is detachably fixed on the fixing seat (3), a height adjustment assembly (5) capable of adjusting the height of the punching assembly (4) is provided on the fixing seat (3), a push handle (6) is provided at the upper end of the base (1) on the rear side of the mounting platform (2), a control panel (21) is provided on the mounting platform (2), and the punching assembly (4) is electrically connected to the control panel (21).

2. A battery pack punching device according to claim 1, Features: The punching assembly (4) comprises a housing (41), a first telescopic motor (42), a motor (43) and a connector (44); the first telescopic motor (42) is arranged in the housing (41); the output shaft of the first telescopic motor (42) can extend out of the upper end of the housing (41) and be connected to the motor (43); the connector (44) is connected to the upper end of the motor (43); the connector (44) is used to connect a punching drill bit; the first telescopic motor (42) and the motor (43) are both electrically connected to the control panel (21).

3. A battery pack punching device according to claim 2, Features: The motor (43) is a pneumatic motor. A compressed gas tank (7) is detachably mounted on the upper end of the base (1) between the push handle (6) and the mounting platform (2). The gas outlet of the compressed gas tank (7) is connected to an air inlet pipe (71). The air inlet pipe (71) is connected to a pressure reducing valve (72) and a solenoid valve (73) in sequence. The solenoid valve (73) is connected to the pneumatic motor via a connecting pipe (74). The pressure reducing valve (72) and the solenoid valve (73) are both arranged in the mounting platform (2). The solenoid valve (73) and the pressure reducing valve (72) are both electrically connected to the control panel (21).

4. A battery pack punching device according to claim 3, Features: The compressed gas tank (7) is detachably mounted on the base (1) via a fixing assembly (8), the fixing assembly (8) comprising a fixing plate (81), a support block (82), a clamping plate (83), a screw rod (84) and a handle (85), the fixing plate (81) being arranged on the right side of the upper end of the base (1), the fixing groove (86) for accommodating the bottom of the compressed gas tank (7) being arranged on the left side of the fixing plate (81), the support block (82) being arranged on the left side of the upper end of the base (1), the screw rod (84) being inserted into the support block in a left-right direction. (82), the right end of the screw rod (84) is connected to the clamping plate (83), the clamping plate (83) is in a U-shape with an open upper end, the left end of the screw rod (84) is connected to the handle (85), the compressed gas tank (7) is installed on the base (1) in a left-right direction, the bottom of the compressed gas tank (7) is arranged in the fixing groove (86), the side of the compressed gas tank (7) is arranged at the upper end of the base (1), and the neck of the compressed gas tank (7) is clamped in the clamping plate (83) and is pressed and fixed by rotating the screw rod (84).

5. A battery pack punching device according to claim 4, Features: The punching assembly (4) further comprises a second telescopic motor (45) and an anti-sliding block (46); the second telescopic motor (45) is arranged in the housing (41); the upper end of the second telescopic motor (45) extends out of the housing (41); the output shaft of the second telescopic motor (45) is connected to the anti-sliding block (46); the second telescopic motor (45) is arranged behind the first telescopic motor (42); and the second telescopic motor (45) is electrically connected to the control panel (21).

6. A battery pack punching device according to claim 5, Features: The fixed seat (3) comprises a first limit plate (31), a second limit plate (32), a first slide bar (33) and a locking knob (34); the first limit plate (31) and the second limit plate (32) are symmetrically arranged at the upper end of the base (1); the first slide bar (33) is arranged between the first limit plate (31) and the second limit plate (32) in a front-to-back direction; a first slide groove (47) is arranged at the lower end of the shell (41); the shell (41) is arranged between the first limit plate (31) and the second limit plate (32); the first slide groove (47) is slidably matched with the first slide bar (33); the locking knob (34) is symmetrically arranged on the first limit plate (31) and the second limit plate (32) respectively.

7. A battery pack punching device according to claim 6, Features: The front end of the mounting platform (2) is provided with a receiving groove (22), the height adjustment component (5) comprises a plurality of cushion blocks (51), the lower end of the cushion block (51) is provided with a second slide groove (52), the upper end of the cushion block (51) is provided with a second slide bar (53), the plurality of cushion blocks (51) are all arranged in the receiving groove (22), and the cushion blocks (51) can slide out from the front end opening of the receiving groove (22) to between the first limiting plate (31) and the second limiting plate (32). The second slide groove (52) is used in conjunction with the second slide bar (53), the second slide groove (52) can be used in conjunction with the first slide bar (33), the second slide bar (53) can be used in conjunction with the first slide groove (47), and the locking knobs (34) are provided in plurality and are installed in pairs from top to bottom between the first limit plate (31) and the second limit plate (32), and each symmetrical two locking knobs (34) are used to fix a pad block (51).

8. A battery pack punching device according to claim 7, Features: A groove (12) is provided at the lower end of the base (1), and the universal wheel (11) is installed in the groove (12).

9. A battery pack punching device according to claim 8, Features: An invisible handle (13) is provided on the front side of the base (1).

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