CN219534755U - Battery pack for three-wheel battery - Google Patents

Abstract

The utility model relates to the technical field of storage batteries, and discloses a battery pack for three battery wheels, which comprises a storage battery mechanism and further comprises: the storage battery mechanism comprises a storage battery main body, wherein the storage battery main body is connected with the side surface of the storage battery mechanism; according to the utility model, one of the two NPN type MOS tubes is 2N5401 type, the other is IRF630 type, the four resistors are respectively 10 ohms, 470 ohms and two 4700 ohms, the two diodes are respectively voltage-stabilizing diodes (controlled by an STM singlechip), the charge-discharge equalizer is respectively connected with the storage battery main body, each storage battery main body is stabilized, and the electric tricycle is damaged due to overlarge pressure change in the use process, so that the stability of the storage battery is prolonged, and the service life is prolonged.

Description

Battery pack for three-wheel battery

Technical Field

The utility model relates to the technical field of storage batteries, in particular to a battery pack for three-wheeled storage batteries.

Background

The electric tricycle is a three-wheeled transport means for goods pulling or people pulling, which uses a storage battery as power and uses a motor as a drive, has the advantages of strong applicability, flexibility, low price and the like, and is widely applied to the short-distance transport fields of families, urban and rural areas, individual renting, factories, mining areas, sanitation, community cleaning and the like, and the storage battery enables an important power part of the electric tricycle, and the rechargeable battery can be charged because the chemical action of the rechargeable battery can be reversely performed after the chemical action of the rechargeable battery is connected with an external power supply. The chemicals used to make the battery are various and the design is different; therefore, the voltage, capacity, external appearance and weight are also different.

The prior art is not enough: the power of the existing low-speed electric tricycle is more than low-voltage (48V-72V) high-current, the battery consistency cannot be guaranteed after a plurality of groups of batteries are connected in series with high voltage, so that the service life of the batteries cannot be effectively popularized, the battery balance compensates the problem of battery consistency, the battery pressure difference is guaranteed to be lower than 0.008V (lead-acid battery delivery qualified error value), the motor converts the motor to generate power in reactive power, the energy recovery system intensively collects the electric energy generated by the motor to release the electric energy when the motor needs to ascend a large torque or accelerate rapidly because the lead-acid battery does not have the charging and discharging capacity, the energy recovery system supplies power together with the battery pack to a certain value, the endurance mileage can be increased, and the protection controller breaks down due to reverse current; meanwhile, the electric tricycle is poor in self damping function, vibration can be generated in the driving process due to road problems, and the vibration causes damage to the storage battery.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a three-wheeled battery pack for a storage battery, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the battery pack for the three-wheel storage battery comprises a storage battery mechanism and further comprises: place mechanism, elevating system and damper, the side of battery mechanism and damper's side inner wall swing joint, elevating system's side and the side swing joint of placing the mechanism, elevating system's side inner wall and damper's side swing joint, battery mechanism includes the battery main part, there is the top cap on the top of battery main part through draw-in groove swing joint, the top fixedly connected with of battery main part fills the play equalizer, it includes to fill the play equalizer: two PNP triodes, two diodes and four resistors.

Further, the placing mechanism comprises a box body, the top of box body is provided with a sealing cover through a pin swing joint, the lifting mechanism comprises a lifting box, the side face of the lifting box is movably connected with the side face inner wall of the box body, the side face of the box body is fixedly connected with a motor, an output shaft of the motor is fixedly connected with a transmission gear, the side face of the lifting box is fixedly connected with a gear strip, and the side face of the gear strip is meshed with the side face of the transmission gear.

Further, a sliding groove is formed in the inner wall of the side face of the box body, a mounting block is fixedly connected to the side face of the lifting box, and the side face of the sliding groove is movably connected with the side face of the mounting block.

Further, a drying box is fixedly connected to the side face of the box body, and a silica gel drying agent is arranged in the drying box.

Further, the damping mechanism comprises an upper pressing plate, a second damping spring is fixedly connected to the top end of the upper pressing plate, the top end of the second damping spring is fixedly connected with the bottom end of the sealing cover, a third damping spring is fixedly connected to the inner wall of the bottom end of the lifting box, and a bottom plate is fixedly connected to the top end of the third damping spring.

Further, the side inner wall fixedly connected with first damping spring of lift box, the top fixedly connected with curb plate of first damping spring, curb plate, bottom plate and top board all adopt elastic rubber to make.

The utility model has the technical effects and advantages that:

1. according to the utility model, one of the two PNP type triodes is 2N5401 type and the other one is IRF630 type, the four resistors are respectively 10 ohms, 470 ohms and two 4700 ohms, the two diodes are voltage-stabilizing diodes, the charge-discharge equalizer is respectively connected with the storage battery main body, each storage battery main body is stabilized, the electric tricycle is damaged due to overlarge pressure change in the use process, the stability of the storage battery is prolonged, and the service life is prolonged.

2. According to the utility model, the motor drives the transmission gear to rotate, and the transmission gear and the gear strip are mutually separated to drive the lifting box to move upwards, so that the lifting box moves out of the box body, the storage battery is conveniently installed and fixed, and the working efficiency is improved.

3. According to the utility model, the storage battery mechanism is placed on the bottom plate, the first damping spring pushes the side plate to enable the side plate to be clung to the side face of the storage battery mechanism, the first damping spring is in a compressed state, the bottom end of the upper pressing plate is clung to the top end of the storage battery mechanism when the storage battery mechanism is sealed, the third damping spring and the second damping spring are in a compressed state, the third damping spring and the third damping spring deform to absorb vibration in the direction below a mountain when vibration occurs, the first damping spring contracts and resets, and vibration in a horizontal plane is absorbed, so that the service life of the storage battery is prolonged.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a lifting mechanism according to the present utility model;

FIG. 3 is a schematic view of the internal structure of the lifting box of the present utility model;

FIG. 4 is a schematic view of a battery mechanism according to the present utility model;

fig. 5 is a circuit diagram of a charge-discharge equalizer according to the present utility model.

The reference numerals are: 1. a battery mechanism; 101. a battery main body; 102. a charge-discharge equalizer; 103. a top cover; 2. a placement mechanism; 201. a case; 202. sealing cover; 203. a drying box; 204. a chute; 3. a lifting mechanism; 301. a lifting box; 302. a gear strip; 303. a mounting block; 304. a transmission gear; 305. a motor; 4. a damping mechanism; 401. an upper press plate; 402. a first damper spring; 403. a second damper spring; 404. a side plate; 405. a third damper spring; 406. a bottom plate.

Detailed Description

The embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the present utility model, and the configurations of the respective configurations described in the following embodiments are merely examples, and the battery pack for three-wheeled storage battery according to the present utility model is not limited to the respective configurations described in the following embodiments, and all other embodiments obtained by a person having ordinary skill in the art without making any creative effort are within the scope of the present utility model.

Referring to fig. 1 to 5, the present utility model provides a battery pack for three battery wheels, comprising a battery mechanism 1, further comprising: placement mechanism 2, elevating system 3 and damper 4, the side of battery mechanism 1 and damper 4's side inner wall swing joint, elevating system 3's side and the side swing joint of placement mechanism 2, elevating system 3's side inner wall and damper 4's side swing joint, battery mechanism 1 includes battery main part 101, there is top cap 103 on battery main part 101's top through draw-in groove swing joint, battery main part 101's top fixedly connected with fills and puts the equalizer 102, fills and puts the equalizer 102 and include: two PNP (NPNmos tube) triodes, two diodes and four resistors (controlled by stm singlechip), wherein one of the two PNP triodes is 2N5401 type, the other is IRF630 type, the four resistors are respectively 10 ohms, 470 ohms and two 4700 ohms, the two diodes are voltage-stabilizing diodes, the storage battery main body 101 is connected with the charge-discharge equalizer 102 respectively, each storage battery main body 101 is stabilized, and the electric tricycle is damaged due to overlarge pressure change in the use process.

Wherein, placing mechanism 2 includes box 201, there is sealed lid 202 on the top of box 201 through round pin swing joint, elevating system 3 includes lift box 301, the side of lift box 301 and the side inner wall swing joint of box 201, the side fixedly connected with motor 305 of box 201, the output shaft fixedly connected with drive gear 304 of motor 305, the side fixedly connected with rack 302 of lift box 301, the side of rack 302 and the side intermeshing of drive gear 304, during the installation battery, motor 305 drives drive gear 304 and rotates, drive lift box 301 through drive gear 304 and rack 302 separation and reunion each other and upwards move, make lift box 301 remove box 201, the convenience is installed and is dismantled battery main part 101.

Wherein, the side inner wall of the box 201 is provided with a chute 204, the side of the lifting box 301 is fixedly connected with a mounting block 303, the side of the chute 204 is movably connected with the side of the mounting block 303, and when the lifting box 301 moves, the mounting blocks 303 at two sides slide along the chute 204 to limit the lifting box 301.

The side surface of the box 201 is fixedly connected with a drying box 203, a silica gel drying agent is arranged in the drying box 203, and the silica gel drying agent in the drying box 203 absorbs water vapor in the box 201, so that the influence of the water vapor on the storage battery main body 101 is avoided, and the service life of the storage battery main body is prolonged.

Wherein, damper 4 includes top board 401, top fixedly connected with second damping spring 403 of top board 401, the top of second damping spring 403 and the bottom fixed connection of sealed lid 202, the bottom inner wall fixedly connected with third damping spring 405 of lift box 301, the top fixedly connected with bottom plate 406 of third damping spring 405 places battery mechanism 1 on bottom plate 406, when closing sealed lid 202, make the bottom of top board 401 hug closely on the top of battery mechanism 1, third damping spring 405 and second damping spring 403 are in compression state, when taking place the vibrations, third damping spring 405 and third damping spring 405 warp and absorb vibrations, reduce vibrations and cause the influence to battery mechanism 1.

Wherein, the side inner wall fixedly connected with first damping spring 402 of lift box 301, the top fixedly connected with curb plate 404 of first damping spring 402, curb plate 404, bottom plate 406 and top board 401 all adopt elastic rubber to make, and first damping spring 402 promotes curb plate 404 to make curb plate 404 hug closely in the side of battery mechanism 1, and first damping spring 402 is in compression state, and first damping spring 402 shrink resets when taking place the vibrations, absorbs the impact force.

The working principle of the utility model is as follows: the sealing cover 202 is opened, the motor 305 drives the transmission gear 304 to rotate, the transmission gear 304 and the gear bar 302 are mutually separated and combined to drive the lifting box 301 to move upwards, the lifting box 301 is moved out of the box 201, the storage battery mechanism 1 is placed on the bottom plate 406, the first damping spring 402 pushes the side plate 404 to enable the side plate 404 to be tightly attached to the side surface of the storage battery mechanism 1, the first damping spring 402 is in a compressed state, the reverse starting motor 305 fully draws the lifting box 301 into the box 201, when the sealing cover 202 is closed, the bottom end of the upper pressing plate 401 is tightly attached to the top end of the storage battery mechanism 1, the third damping spring 405 and the second damping spring 403 are in a compressed state, in the running process, the single storage battery is stabilized by the charge-discharge equalizer 102, excessive pressure change is avoided, the silica gel desiccant in the drying box 203 absorbs moisture in the box 201, the influence of the moisture on the storage battery main body 101 is avoided, the third damping spring 405 and the third damping spring 405 deform to absorb vibration in the direction under a mountain when vibration occurs, the first damping spring 402 contracts, and the vibration in the horizontal plane is absorbed.

Claims (6)

1. The battery pack for the three-wheeled storage battery comprises a storage battery mechanism (1), and is characterized by further comprising: place mechanism (2), elevating system (3) and damper (4), the side of battery mechanism (1) and damper (4) side inner wall swing joint, the side of elevating system (3) and the side swing joint of placing mechanism (2), the side inner wall of elevating system (3) and damper (4) side swing joint, battery mechanism (1) includes battery main part (101), there is top cap (103) on the top of battery main part (101) through draw-in groove swing joint, the top fixedly connected with of battery main part (101) fills and puts equalizer (102), it includes to fill and put equalizer (102): two PNP triodes, two diodes and four resistors.

2. The battery pack for three battery wheels according to claim 1, wherein: the placement mechanism (2) comprises a box body (201), a sealing cover (202) is movably connected to the top end of the box body (201) through a pin, the lifting mechanism (3) comprises a lifting box (301), the side face of the lifting box (301) is movably connected with the inner wall of the side face of the box body (201), a motor (305) is fixedly connected to the side face of the box body (201), a transmission gear (304) is fixedly connected to an output shaft of the motor (305), a gear strip (302) is fixedly connected to the side face of the lifting box (301), and the side face of the gear strip (302) is meshed with the side face of the transmission gear (304).

3. The battery pack for three battery wheels according to claim 2, wherein: the side inner wall of the box body (201) is provided with a sliding groove (204), the side surface of the lifting box (301) is fixedly connected with a mounting block (303), and the side surface of the sliding groove (204) is movably connected with the side surface of the mounting block (303).

4. The battery pack for three battery wheels according to claim 2, wherein: the side of the box body (201) is fixedly connected with a drying box (203), and a silica gel drying agent is arranged in the drying box (203).

5. The battery pack for three battery wheels according to claim 2, wherein: the damping mechanism (4) comprises an upper pressing plate (401), a second damping spring (403) is fixedly connected to the top end of the upper pressing plate (401), the top end of the second damping spring (403) is fixedly connected with the bottom end of the sealing cover (202), a third damping spring (405) is fixedly connected to the inner wall of the bottom end of the lifting box (301), and a bottom plate (406) is fixedly connected to the top end of the third damping spring (405).

6. The battery pack for three battery wheels according to claim 5, wherein: the side inner wall fixedly connected with first damping spring (402) of lift box (301), the top fixedly connected with curb plate (404) of first damping spring (402), curb plate (404), bottom plate (406) and top board (401) all adopt elastic rubber to make.