CN110336352A - A kind of battery pack charging device - Google Patents

Abstract

The invention discloses a charging device for a battery pack, which belongs to the field of battery packs, and comprises a cabinet body. The front of the cabinet body is provided with three sets of charging slots, and the right side of the cabinet body is provided with an electrification device. The inner wall of the charging tank is fixedly connected with a battery pack connector, the back of the cabinet is provided with a charging control module, the back of the battery pack connector is provided with a wire, and the battery pack connector is electrically connected to the charging control module through a wire, The charging control module is fixedly connected with the power supply device. The battery pack in the present invention is more convenient to place and take out, does not need to manually lift the battery pack, saves a lot of manpower, and is safer and more reliable in use. The height is different, and the weight of the battery pack is generally large. Manually transporting the battery pack to the charging position is not only labor-intensive, but also may fall off by accident, which poses a great safety hazard.

Description

A battery pack charging device

technical field

The invention relates to the field of battery packs, and more specifically, to a battery pack charging device.

Background technique

The battery pack refers to the series and parallel connection. The parallel battery pack requires the same voltage of each battery, and the output voltage is equal to the voltage of one battery. The parallel battery pack can provide stronger current. There are not too many requirements for the series battery pack. At present General-purpose battery packs, especially the power battery packs used in vehicles such as electric vehicles and boats, are mostly composed of two or more single cells connected in series and in parallel. In order to solve the problem of overcharging, Insufficient charging will affect the overall life and performance of the battery pack. All countries are now seeking the best technology for balanced charging.

Most of the existing battery charging devices can only charge a single battery pack when charging, and the charging efficiency is low. Therefore, equipment for charging multiple battery packs has begun to appear on the market. However, in actual use, due to the need for charging Multiple battery packs are charged, and the charging positions of the battery packs are different, and the weight of the battery pack is generally large. Manually transporting the battery pack to the charging position is not only labor-intensive, but also may fall off by accident, which poses a great safety hazard. Hidden dangers, so seeking a battery pack charging device has become the main problem to be solved at present

Contents of the invention

1. Technical problems to be solved

In view of the problems existing in the prior art, the object of the present invention is to provide a battery pack charging device, which has the advantages of no need for manpower to carry the battery pack and is safer and more reliable to use, and solves the problem of battery pack charging due to the need to charge multiple battery packs. The height of the charging position is different, and the weight of the battery pack is generally relatively large. Manually transporting the battery pack to the charging position is not only labor-intensive, but also may fall off by accident, which poses a great safety hazard.

2. Technical solution

In order to solve the above problems, the present invention adopts the following technical solutions.

A charging device for a battery pack, comprising a cabinet body, three sets of charging tanks are provided on the front of the cabinet body, a power supply device is arranged on the right side of the cabinet body, and a battery pack is fixedly connected to the inner wall of the charging tank body connector, the back of the cabinet is provided with a charging control module, the back of the battery pack connector is provided with wires, the battery pack connector is electrically connected to the charging control module through the wire, and the charging control module is fixed to the power supply device connection, the front of the cabinet is provided with a support plate located between two adjacent sets of charging slots, the right side of the support plate is fixedly connected with a baffle plate, and the right side of the baffle plate is provided with a The right side of the baffle is fixedly connected with a lifting frame, the inner wall of the lifting frame is slidably connected with a supporting plate, and the front and back of the supporting plate are fixedly connected with connecting ears. The top of the lifting frame is fixedly installed with a winding device, the surface of the winding device is wound with a steel cable, the end of the steel cable away from the winding device is fixedly connected with the connecting ear, and the top of the supporting plate is slidingly connected with a moving plate .

Preferably, the power supply device includes a voltage stabilizer, and a power plug is fixedly connected to the right side of the voltage stabilizer.

Preferably, the number of charging slots in each group is at least six, and the distance between two adjacent groups of charging slots is 50 cm.

Preferably, the upper end of the front and the upper end of the back of the lifting frame are fixedly connected with a guide assembly, and the steel cable runs through the guide assembly and is movably connected with the guide assembly.

Preferably, the guide assembly includes a lifting lug, the top of the lifting lug is provided with a through hole, the steel cable runs through the through hole, the top of the lifting lug is fixedly connected with a guide pulley, and the steel cable and the guide pulley Drive connection.

Preferably, the winding device includes a first fixing plate, a second fixing plate and a servo motor, the right side of the first fixing plate is rotatably connected with two rotating shafts, and the right ends of the two rotating shafts are The first synchronous wheel runs through the second fixed plate, and the output shaft of the servo motor is fixedly connected with the second synchronous wheel. The surfaces of the first synchronous wheel and the second synchronous wheel are connected with a synchronous belt. The surfaces of the two rotating shafts are all sleeved with winding wheels, and the steel cables are wound on the surfaces of the winding wheels, and the winding directions of the steel cables on the surfaces of the winding wheels on the two rotating shafts are opposite.

Preferably, bearings are provided at the joints between the first fixing plate and the second fixing plate and the rotating shaft, and the inner edges of the bearings are socketed with the rotating shaft.

Preferably, the top of the support plate is provided with a chute, the inner wall of the chute is slidably connected with a sliding block, the sliding block is fixedly connected with the moving plate, a slope is provided on the right side of the moving plate, and the moving plate The top is fixedly connected with a rubber plate.

Preferably, the back of the cabinet is provided with an air inlet fan, and the front of the air inlet fan is connected with an air inlet pipe, and the front of the air inlet pipe is connected with three groups of ventilation pipes, and each group of the ventilation pipes is Extending through the cabinet body and extending to the bottom of the inner wall of the charging slot, the back of the cabinet body is provided with three sets of exhaust pipes, and each set of exhaust pipes extends through the cabinet body and extends to the top of the inner wall of the charging slot .

Preferably, equidistant rollers are arranged on the top of the pallet.

3. Beneficial effect

Compared with the prior art, the present invention has the advantages of:

(1) In this solution, when multiple battery packs need to be charged, the battery packs are first placed in the bottom charging slot in turn, and then other battery packs to be charged are placed on the pallet in turn, and the servo motor and the external The power supply is connected, the servo motor rotates forward to drive the second synchronous wheel to rotate, the second synchronous wheel rotates the two first synchronous wheels through the synchronous belt, the first synchronous wheel rotates the winding wheel through the rotating shaft, and is wound on the two rotating shafts The winding direction of the wire rope on the surface of the wheel is opposite, so when the two sets of winding wheels rotate, they can both wind up the wire rope. At the same time, stop the servo motor. At this time, push the battery pack from the square hole to the moving plate, and transfer the battery pack to the charging slot at the corresponding position through the moving plate. At this time, the battery pack can be quickly transferred to upload charging In the slot, the subsequent steps are followed to complete the placement of the battery pack, and it is more convenient to take it out. It does not need to manually lift the battery pack, which saves a lot of manpower, and the use is safer and more reliable. It solves the problem of multiple battery packs. Charging, the charging position of the battery pack is different, and the weight of the battery pack is generally large. Manually transporting the battery pack to the charging position is not only labor-intensive, but also may fall off by accident, which poses a great safety hazard.

(2) The battery pack charging device, when using the equipment, connects the entire device to an external power source through a power plug, and the voltage stabilizer controls the unstable voltage within a certain voltage range to protect the battery pack from being charged. burn out.

(3) In the battery pack charging device, the number of charging slots can be set according to actual needs, and the height difference between the charging slots is set to 50, in order to ensure the distance between the charging slots, which is conducive to subsequent installation and heat dissipation used pipes.

(4) In the charging device of the battery pack, the guide assembly plays a role of guiding and limiting the steel cable, the lifting lug and the through hole can avoid the large vibration of the steel cable, and the guide pulley plays the role of changing the direction of the steel cable , to avoid the friction between the cable and the opening of the through hole, so that the service life of the cable is longer.

(5) In the charging device for the battery pack, the bearing can limit the position of the rotating shaft, and can reduce the friction between the rotating shaft and the first fixing plate and the second fixing plate, so that the rotating shaft can rotate more smoothly.

(6) The battery pack charging device can slide the sliding block inside the chute so that the mobile plate can move. By setting the slope, it is convenient to push the battery pack onto the mobile plate. At the same time, the rubber plate can increase the battery pack and the mobile plate The friction between the plates makes it difficult for the battery pack to fall off the moving plate when the moving plate moves.

(7) The charging device for the battery pack sucks in external cooling air through the air intake fan during the charging process, and the cooling air enters the bottom of the inner wall of the charging tank through the air inlet pipe and the ventilation pipe, and is discharged from the exhaust pipe at the top of the inner wall of the charging tank. In the process of wind discharge, it will carry a large amount of heat generated by charging, so that when the battery pack is charging, the heat generated inside the charging tank can be discharged in time to avoid the phenomenon of overheating and burning out of the battery pack.

(8) The battery pack charging device and the rollers make it easy to push the battery pack onto the moving plate, which saves labor.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a side view of the present invention;

Fig. 3 is the structural representation of lifting frame of the present invention;

Fig. 4 is the enlarged view of place A in Fig. 1 of the present invention;

Fig. 5 is the enlarged view of place B in Fig. 1 of the present invention;

Fig. 6 is a circuit diagram of the charging control module of the present invention.

Explanation of symbols in the figure:

1. Cabinet body; 2. Charging slot; 3. Power supply device; 31. Voltage stabilizer; 32. Power plug; 4. Battery pack connector; 5. Charging control module; 6. Support plate; 7. Baffle plate; 8. Square hole; 9, lifting frame; 10, supporting plate; 11, connecting ear; 12, winding device; 121, first fixing plate; 122, second fixing plate; 123, servo motor; 124, rotating shaft; 125 1, first synchronous wheel; 126, second synchronous wheel; 127, synchronous belt; 128, winding wheel; 13, steel cable; 14, guide assembly; 141, lifting lug; 142, guide pulley; 15, moving plate; , sliding block; 17, air inlet pipe; 18, ventilation pipe; 19, exhaust pipe; 20, air inlet fan; 21, roller.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings in the embodiments of the present invention; obviously, the described embodiments are only part of the embodiments of the present invention, not all embodiments, based on The embodiments of the present invention and all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "upper", "lower", "inner", "outer" and "top/bottom" are based on the orientations or positional relationships shown in the drawings. The positional relationship is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and should not be understood as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise specified and limited, the terms "installed", "set with", "sleeved/connected", "connected", etc. should be understood in a broad sense, such as " Connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, and it can be an internal connection between two components. connectivity. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

Please refer to Figure 1-6, a charging device for a battery pack, including a cabinet body 1, three sets of charging slots 2 are provided on the front of the cabinet body 1, and a power supply device 3 and charging slots 2 are arranged on the right side of the cabinet body 1 The inner wall of the cabinet is fixedly connected with the battery pack connector 4, and the back of the cabinet body 1 is provided with a charging control module 5, and the inside of the charging control module 5 is provided with a control circuit. The principle is to use a constant voltage to charge the battery to ensure that it will not be overcharged The back of the group connector 4 is provided with wires, the battery group connector 4 is electrically connected to the charging control module 5 through the wire, the charging control module 5 is fixedly connected to the power supply device 3, and the front of the cabinet 1 is provided with two sets of adjacent charging slots 2 between the support plate 6, the right side of the support plate 6 is fixedly connected with a baffle plate 7, the right side of the baffle plate 7 is provided with a square hole 8 matching the support plate 6, and the right side of the baffle plate 7 is fixedly connected with a Lifting frame 9, the inner wall of lifting frame 9 is slidingly connected with supporting plate 10, and the front and back of supporting plate 10 are all fixedly connected with connecting ear 11, and the top of lifting frame 9 is fixedly installed with winding device 12, and winding device 12 includes a first fixed plate 121, a second fixed plate 122 and a servo motor 123, the right side of the first fixed plate 121 is connected with two rotating shafts 124, and the right ends of the two rotating shafts 124 run through the second fixed plate 122 and is sleeved with a first synchronous wheel 125, the output shaft of the servo motor 123 is fixedly connected with a second synchronous wheel 126, the surfaces of the first synchronous wheel 125 and the second synchronous wheel 126 are connected with a synchronous belt 127, and the two rotating shafts The surfaces of 124 are all sleeved with winding wheels 128, and the steel cables 13 are wound on the surfaces of the winding wheels 128. The winding directions of the steel cables 13 on the surfaces of the winding wheels 128 on the two rotating shafts 124 are opposite, and the winding device 12 is wound on the surface. There is a steel cable 13, the end of the steel cable 13 away from the winding device 12 is fixedly connected to the connecting ear 11, and the top of the supporting plate 6 is slidably connected to a moving plate 15.

Further, the power supply device 3 includes a voltage stabilizer 31, and the right side of the voltage stabilizer 31 is fixedly connected with a power plug 32. When using the device, the whole device is connected to an external power source through the power plug 32, and the voltage stabilizer 31 enables Control the unstable voltage within a certain voltage range to protect the battery pack from being burned out when charging.

Further, the quantity of each group of charging slots 2 is at least six, and the distance between two adjacent groups of charging slots 2 is 50 centimeters. The height difference between them is set to 50, in order to ensure the distance between the charging slots 2, which is conducive to the subsequent installation of pipes for heat dissipation.

Further, the upper end of the front and the upper end of the back of the lifting frame 9 are fixedly connected with a guide assembly 14, and the steel cable 13 runs through the guide assembly 14 and is movably connected with the guide assembly 14. The guide assembly 14 includes lifting lugs 141, and the lifting lugs 141 There is a through hole at the top of the top, the steel cable 13 runs through the through hole, the top of the lifting lug 141 is fixedly connected with the guide pulley 142, the steel cable 13 is connected to the guide pulley 142 in transmission, and the guide assembly 14 plays a role of guiding and limiting the steel cable 13. As a result, the lifting lug 141 and the through hole prevent the steel cable 13 from greatly vibrating, while the guide pulley 142 plays a role in changing the direction of the steel cable 13, avoiding the friction between the steel cable 13 and the opening of the through hole, so that the steel cable 13 Longer service life.

Further, bearings are provided at the connection between the first fixing plate 121 and the second fixing plate 122 and the rotating shaft 124, the inner edge of the bearing is socketed with the rotating shaft 124, the bearing can limit the position of the rotating shaft 124, and can lower the rotating shaft 124 The friction between the first fixing plate 121 and the second fixing plate 122 makes the rotating shaft 124 rotate more smoothly.

Further, the top of the support plate 6 is provided with a chute, the inner wall of the chute is slidably connected with a sliding block 16, the sliding block 16 is fixedly connected with the moving plate 15, the right side of the moving plate 15 is provided with a slope, and the top of the moving plate 15 The rubber plate is fixedly connected, and the sliding block 16 slides inside the chute, so that the mobile plate 15 can be moved. By setting a slope, it is convenient to push the battery pack onto the mobile plate 15. At the same time, the rubber plate can increase the battery pack and the mobile plate. The friction between the plates 15 makes it difficult for the battery pack to fall off from the movable plate 15 when the movable plate 15 moves.

Further, the back of the cabinet body 1 is provided with an air inlet 20, the front of the air inlet 20 is connected with an air inlet pipe 17, and the front of the air inlet pipe 17 is connected with three groups of ventilation pipes 18, and each group of ventilation pipes 18 is extended It runs through the cabinet 1 and extends to the bottom of the inner wall of the charging slot 2. There are three sets of exhaust pipes 19 on the back of the cabinet 1. Each set of exhaust pipes 19 extends through the cabinet 1 and extends to the bottom of the charging slot 2. At the top of the inner wall, during the charging process, the external cooling air is inhaled through the air intake fan 20, and the cooling air enters the bottom of the inner wall of the charging tank 2 through the air inlet pipe 17 and the ventilation pipe 18, and is discharged from the exhaust pipe 19 at the top of the inner wall of the charging tank 2. In the process of wind discharge, it will carry a large amount of heat generated by charging, so that when the battery pack is charged, the heat generated inside the charging tank 2 can be discharged in time to avoid the occurrence of overheating and burnout of the battery pack.

Further, the top of the pallet 10 is provided with rollers 21 equidistantly distributed, and the rollers 21 are convenient for pushing the battery pack onto the moving plate 15 , which saves labor.

Working principle: when multiple battery packs need to be charged, the battery packs are first placed in the bottom charging slot 2 in sequence, and then other battery packs to be charged are placed on the pallet 10 in turn, and the servo motor 123 and The external power supply is connected, the servo motor 123 forwardly rotates to drive the second synchronous wheel 126 to rotate, the second synchronous wheel 126 rotates the two first synchronous wheels 125 through the synchronous belt 127, and the first synchronous wheel 125 rotates the winding wheel 128 through the rotating shaft 124 , by being opposite to the winding direction of the wire rope 13 on the surface of the winding wheel 128 on the two rotating shafts 124, so when the two sets of winding wheels 128 rotate, the wire rope 13 can be rewound, and the wire rope 13 is pulled by the connecting ear 11 The pallet 10 moves up, and when the pallet 10 moves up to be flush with the square hole 8, the servo motor 123 is stopped. At this time, the battery pack is pushed from the square hole 8 onto the moving plate 15, and the battery pack is moved by the moving plate 15. The battery pack is transferred to the charging slot 2 at the corresponding position. At this time, the battery pack can be quickly transferred to the uploading charging slot 2, and the subsequent steps are followed to complete the placement of the battery pack. It is also more convenient to take it out. At this time, the battery pack connector 4 Connect with the charging port on the battery pack, connect the power plug 32 with the external power supply, control the charging voltage by the charging control module 5, and protect the entire charging process through the charging circuit inside the charging control module 5 to prevent the charging process from occurring. failure, the whole process does not need to manually lift the battery pack, which saves a lot of manpower, and is safer and more reliable. It solves the problem that due to the need to charge multiple battery packs, the charging positions of the battery packs are different, and the weight of the battery pack Generally, it is relatively large, and it is not only labor-intensive to carry the battery pack to the charging position by manpower, but also may fall off by accident, which poses a great safety hazard.

The above description is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto. Anyone familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention and its improved concept to make equivalent replacements or changes shall fall within the scope of protection of the present invention.

Claims (10)

1. A charging device for a battery pack, comprising a cabinet (1), characterized in that: the front of the cabinet (1) is provided with three sets of charging slots (2), the cabinet (1) The right side is provided with a power supply device (3), the inner wall of the charging tank (2) is fixedly connected with a battery pack connector (4), the back of the cabinet (1) is provided with a charging control module (5), and the battery The back of the pack joint (4) is provided with a wire, the battery pack joint (4) is electrically connected to the charging control module (5) through the wire, and the charging control module (5) is fixedly connected to the power supply device (3), The front of the cabinet (1) is provided with a support plate (6) between two adjacent groups of charging slots (2), and a baffle (7) is fixedly connected to the right side of the support plate (6), so that The right side of the baffle plate (7) is provided with a square hole (8) matching the support plate (6), and the right side of the baffle plate (7) is fixedly connected with a lifting frame (9). The inner wall of the lifting frame (9) is slidably connected with a supporting plate (10), the front and the back of the supporting plate (10) are all fixedly connected with connecting ears (11), and the top of the lifting frame (9) is fixedly installed with A winding device (12), the surface of the winding device (12) is wound with a steel cable (13), and the end of the steel cable (13) away from the winding device (12) is fixedly connected to the connecting ear (11), A moving plate (15) is slidably connected to the top of the supporting plate (6). 2. A battery pack charging device according to claim 1, characterized in that: the power supply device (3) includes a voltage stabilizer (31), and the right side of the voltage stabilizer (31) is fixedly connected with Power plug (32). 3. A charging device for a battery pack according to claim 1, characterized in that: the number of charging slots (2) in each group is at least six, and between adjacent two groups of charging slots (2) The distance is fifty centimeters. 4. A battery pack charging device according to claim 1, characterized in that: the upper end of the front and the upper end of the back of the lifting frame (9) are fixedly connected with a guide assembly (14), and the steel cable (13) runs through the guide assembly (14) and is flexibly connected with the guide assembly (14). 5. A charging device for a battery pack according to claim 4, characterized in that: the guide assembly (14) includes lifting lugs (141), and a through hole is opened on the top of the lifting lugs (141), so that The steel cable (13) runs through the through hole, and the top of the lifting ear (141) is fixedly connected with a guide pulley (142), and the steel cable (13) is connected in transmission with the guide pulley (142). 6. A battery pack charging device according to claim 1, characterized in that: the winding device (12) includes a first fixing plate (121), a second fixing plate (122) and a servo motor (123 ), the right side of the first fixed plate (121) is rotationally connected with two rotating shafts (124), and the right ends of the two rotating shafts (124) pass through the second fixed plate (122) and are sleeved with The first synchronous wheel (125), the output shaft of the servo motor (123) is fixedly connected with the second synchronous wheel (126), and the surfaces of the first synchronous wheel (125) and the second synchronous wheel (126) are all driven A synchronous belt (127) is connected, and winding wheels (128) are sleeved on the surfaces of the two rotating shafts (124), and the steel cables (13) are wound on the surfaces of the winding wheels (128). The winding direction of the wire rope (13) on the winding wheel (128) surface on the rotating shaft (124) is opposite. 7. A charging device for a battery pack according to claim 6, characterized in that bearings are provided at the connections between the first fixing plate (121) and the second fixing plate (122) and the rotating shaft (124), The inner edge of the bearing is socketed with the rotating shaft (124). 8. A charging device for a battery pack according to claim 1, characterized in that: a chute is opened on the top of the support plate (6), and a sliding block (16) is slidably connected to the inner wall of the chute, so that The sliding block (16) is fixedly connected with the moving plate (15), the right side of the moving plate (15) is provided with a slope, and the top of the moving plate (15) is fixedly connected with a rubber plate. 9. A battery pack charging device according to claim 1, characterized in that: the back of the cabinet (1) is provided with an air intake fan (20), and the front of the air intake fan (20) communicates with an air intake Pipe (17), the front of the air inlet pipe (17) is connected with three groups of ventilation pipes (18), and each group of ventilation pipes (18) extends through the cabinet (1) and extends to the charging slot (2) at the bottom of the inner wall, the back of the cabinet (1) is provided with three groups of exhaust pipes (19), and each group of exhaust pipes (19) extends through the cabinet (1) and extends to the top of the inner wall of the charging tank (2). 10. A battery pack charging device according to claim 1, characterized in that: the top of the supporting plate (10) is provided with rollers (21) distributed equidistantly.