CN220076536U

CN220076536U - Pull base

Info

Publication number: CN220076536U
Application number: CN202321615043.1U
Authority: CN
Inventors: 张谦
Original assignee: Nanjing Tongdao Machinery Equipment Co ltd
Current assignee: Nanjing Tongdao Machinery Equipment Co ltd
Priority date: 2023-06-25
Filing date: 2023-06-25
Publication date: 2023-11-24
Anticipated expiration: 2033-06-25

Abstract

The utility model discloses a trailer base, and relates to the technical field of trailer bases. Including chassis and traction lever, the fixed traction lever that is provided with in one side of chassis, the fixed buffer box that is provided with in top of chassis, the inside activity of buffer box is provided with the buffer board, the top of buffer board is provided with the protection casing, the inside of protection casing is provided with power battery, power battery's bottom is provided with the heat-conducting plate, the fixed radiator fin that is provided with in bottom of heat-conducting plate, radiator fin's one end runs through to the top of buffer board and extends to the bottom of buffer board. Through setting up heat-conducting plate, radiator fin and radiator fan, the heat on the power battery can be conducted to radiator fin on the heat-conducting plate, and radiator fan produces wind-force can disperse the heat on the radiator fin for the heat is evacuated to the external world through the vent, reduces the temperature of power battery, thereby prolongs power battery's life.

Description

Pull base

Technical Field

The utility model relates to the technical field of a trailer base, in particular to a trailer base.

Background

The trailer can only be combined with a tractor or other vehicle to form a complete vehicle. The total weight of the trailer is borne by the trailer itself and is called a full trailer, and the full trailer is also called a trailer for short in general. The vehicle trailer is characterized by being unpowered and independently loaded, and the vehicle trailer which runs by traction of other vehicles is required to be towed by the vehicle according to the design and technical characteristics.

The utility model patent CN214295595U of China, have disclosed the power supply unit of the trailer and electric automobile, this trailer type power supply unit includes bearing the chassis, connect to the wheel of the bottom of bearing the chassis, connect to the power battery on bearing the chassis, and locate and bear the front end of the chassis and connect the part; the hanging part is used for being hung with the tail part of the electric automobile, and the power battery is respectively configured to be electrically connected with a power system of the electric automobile and a controller of the electric automobile and is used for supplying power to the electric automobile under the control of the controller. The electric automobile comprises the traction type power supply device. The traction type power supply device can reduce the load energy consumption of the chassis of the electric automobile and prolong the endurance mileage.

In order to supply power to the power system of the electric automobile, the power battery is arranged on the pulling chassis, however, the chassis does not have the function of radiating heat for the power battery, and heat can be generated in the power battery in the power supply or charging process, so that the temperature of the power battery is increased, and the service life of the power battery can be shortened when the power battery is in a high-temperature state for a long time.

Disclosure of Invention

The utility model provides a pulling base for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a trailer base, includes chassis and traction lever, one side of chassis is fixed and is provided with the traction lever, the fixed buffer box that is provided with in top of chassis, the inside activity of buffer box is provided with the buffer board, the top of buffer board is provided with the protection casing, the inside of protection casing is provided with power battery, power battery's bottom is provided with the heat-conducting plate, the fixed radiator fin that is provided with in bottom of heat-conducting plate, radiator fin's one end runs through to the top of buffer board and extends to the bottom of buffer board, the fixed heat dissipation box that is provided with in inner wall of chassis, the inside of heat dissipation box is provided with heat dissipation fan, the fixed dust screen that is provided with in inside of heat dissipation box, the below of dust screen is provided with the lead screw, the one end and the output shaft fixed connection of motor of lead screw, the surface activity of lead screw is provided with the nut seat, the fixed cleaning brush that is provided with in top of nut seat, the top and the dust screen swing joint of cleaning brush.

Further, the shock absorber is fixedly arranged on two sides of the bottom of the buffer plate, a damping spring is sleeved on the surface of the shock absorber, and the bottom of the damping spring is fixedly connected with the chassis.

Further, ventilation openings are formed in two sides of the buffer box, and the ventilation openings are in a strip shape.

Further, the bottom of nut seat is fixed and is provided with the uide bushing, the slide hole has been seted up to the inboard of uide bushing, and the inner wall activity of slide hole is provided with the guide bar, the guide bar is sliding connection with the hookup of uide bushing.

Further, the two sides of the buffer plate are fixedly provided with sliding blocks, one side of each sliding block is located in a sliding groove on one side of the inner wall of the buffer box, and the sliding blocks are connected with the buffer box in a sliding mode.

Further, the connection relation between the nut seat and the screw rod is threaded connection.

Compared with the prior art, the utility model provides the trailer base, which has the following beneficial effects:

1. according to the pulling base, the heat conducting plate, the radiating fins and the radiating fan are arranged, the heat conducting plate can conduct heat on the power battery to the radiating fins, and wind power generated by the radiating fan can disperse the heat on the radiating fins, so that the heat is dispersed to the outside through the ventilation opening, the radiating function is realized, the temperature of the power battery is reduced, and the service life of the power battery is prolonged.

2. This trailer base through setting up the dust screen, and the dust screen can block external dust, reduces the dust and adheres to on cooling fan, plays certain guard effect to cooling fan to extension cooling fan's life.

3. This pull base through setting up the cleaning brush, and the cleaning brush under the horizontal migration state can clear up the surface of dust screen, gets off the dust clearance on dust screen surface, avoids the dust to pile up and causes the dust screen to block up to make the dust screen keep good ventilation effect.

Drawings

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

FIG. 2 is a front elevational view of the structure of the present utility model;

fig. 3 is a schematic structural diagram of a heat dissipation case according to the present utility model.

In the figure: 1. a chassis; 2. a traction rod; 3. a buffer box; 301. a buffer plate; 302. a vent; 303. a slide block; 4. a protective cover; 401. a power battery; 402. a heat conductive plate; 403. a heat radiation fin; 5. a heat dissipation box; 501. a heat radiation fan; 502. a dust screen; 6. a motor; 601. a screw rod; 602. a nut seat; 603. a cleaning brush; 7. a guide sleeve; 701. a guide rod; 8. a damper; 801. and a damping spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the utility model discloses a pulling base, which comprises a chassis 1 and a traction rod 2, wherein the traction rod 2 is fixedly arranged on one side of the chassis 1, a buffer box 3 is fixedly arranged at the top of the chassis 1, a buffer plate 301 is movably arranged in the buffer box 3, a protective cover 4 is arranged at the top of the buffer plate 301, the protective cover 4 enables a power battery 401 not to be exposed to the outside, the power battery 401 is shielded by wind and rain, the service life of the power battery 401 is prolonged, the power battery 401 is arranged in the protective cover 4, a heat conducting plate 402 is arranged at the bottom of the power battery 401, heat radiating fins 403 are fixedly arranged at the bottom of the heat conducting plate 402, one end of each heat radiating fin 403 penetrates through the top of the buffer plate 301 and extends to the bottom of the buffer plate 301, a heat radiating box 5 is fixedly arranged on the inner wall of the chassis 1, a fan 501 is arranged in the heat radiating box 5, a dust screen 502 is fixedly arranged in the interior of the buffer box 5, a screw rod 601 is arranged below the screw rod 502, one end of the motor 601 is fixedly connected with the heat radiating fan 6, and a movable brush 602 is fixedly connected with the top of the screw rod 601, and a cleaning seat 602 is fixedly arranged on the top of the head of the motor.

Specifically, the shock absorber 8 is fixedly arranged on two sides of the bottom of the buffer plate 301, a damping spring 801 is sleeved on the surface of the shock absorber 8, and the bottom of the damping spring 801 is fixedly connected with the chassis 1.

In this embodiment, through setting up bumper shock absorber 8 and damping spring 801, can play buffering shock attenuation's effect to protection casing 4 and power battery 401, reduce the harm of vibrations to power battery 401 to extension power battery 401's life, bumper shock absorber 8 can restrain the shock spring 801 and inhale the vibration when bouncing after the shake.

Specifically, the two sides of the buffer box 3 are provided with ventilation openings 302, and the ventilation openings 302 are in a strip shape.

In this embodiment, by providing the ventilation opening 302, the ventilation opening 302 allows ventilation in the buffer cassette 3, and the ventilation opening 302 provides a passage for heat discharge so that heat in the buffer cassette 3 can be discharged from the ventilation opening 302.

Specifically, the bottom of the nut seat 602 is fixedly provided with a guide sleeve 7, a sliding hole is formed in the inner side of the guide sleeve 7, a guide rod 701 is movably arranged on the inner wall of the sliding hole, and the guide rod 701 is in sliding connection with the guide sleeve 7.

In this embodiment, by providing the guide rod 701 and the guide sleeve 7, the guide sleeve 7 on the guide rod 701 moves along with the nut seat 602, and the guide rod 701 and the guide sleeve 7 play a role in guiding the nut seat 602, so that the nut seat 602 moves stably.

Specifically, the two sides of the buffer plate 301 are fixedly provided with a sliding block 303, one side of the sliding block 303 is located in a sliding groove on one side of the inner wall of the buffer box 3, and the connection relationship between the sliding block 303 and the buffer box 3 is a sliding connection.

In the present embodiment, by providing the slider 303, the slider 303 allows the buffer plate 301 to smoothly perform vertical movement.

Specifically, the connection relationship between the nut seat 602 and the screw 601 is threaded connection.

In this embodiment, through setting up lead screw 601, motor 6 drives lead screw 601 and rotates, and the lead screw 601 under the rotation state can drive cleaning brush 603 through nut seat 602 and carry out horizontal migration to realize the clearance effect.

When the power battery 401 is used, heat is generated in the power battery 401 in the process of supplying or charging, the temperature of the power battery 401 is increased, when the power battery 401 is subjected to heat dissipation, the heat conducting plate 402 can conduct the heat on the power battery 401 to the heat dissipation fins 403, and the wind power generated by the heat dissipation fan 501 can disperse the heat on the heat dissipation fins 403, so that the heat is dispersed to the outside through the ventilation opening 302, and the temperature of the power battery 401 is reduced;

when the heat radiation fan 501 radiates heat, the dust screen 502 can block external dust, dust is reduced to be attached to the heat radiation fan 501, when dust accumulated on the surface of the dust screen 502 is cleaned, the motor 6 is started, the motor 6 drives the screw rod 601 to rotate, the screw rod 601 in a rotating state can drive the cleaning brush 603 to horizontally move through the nut seat 602, and the cleaning brush 603 in a horizontally moving state can clean the surface of the dust screen 502 to clean the dust on the surface of the dust screen 502.

In summary, this pull base, through setting up heat-conducting plate 402, radiator fin 403 and radiator fan 501, the heat-conducting plate 402 can be with the heat conduction on the power battery 401 to radiator fin 403, and the wind-force that radiator fan 501 produced can be to the heat on the radiator fin 403 disperse, make the heat disperse to the external world through vent 302, thereby realize radiating function, reduce the temperature of power battery 401, thereby the life of power battery 401 is prolonged, through setting up dust screen 502, dust screen 502 can block external dust, reduce the dust adhesion on radiator fan 501, play certain guard effect to radiator fan 501, thereby the life of radiator fan 501 is prolonged, through setting up cleaning brush 603, cleaning brush 603 under the horizontal migration state can clear up the surface of dust screen 502, dust screen 502 surface's dust clearance gets off, avoid the dust to pile up and cause dust screen 502 to block up, thereby make dust screen 502 keep good ventilation effect.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a trailer base, includes chassis (1) and drawbar (2), its characterized in that: one side of the chassis (1) is fixedly provided with a traction rod (2), the top of the chassis (1) is fixedly provided with a buffer box (3), the inside of the buffer box (3) is movably provided with a buffer plate (301), the top of the buffer plate (301) is provided with a protective cover (4), the inside of the protective cover (4) is provided with a power battery (401), the bottom of the power battery (401) is provided with a heat conducting plate (402), the bottom of the heat conducting plate (402) is fixedly provided with a heat radiating fin (403), one end of the heat radiating fin (403) penetrates through the top of the buffer plate (301) and extends to the bottom of the buffer plate (301), the utility model discloses a cleaning brush, including chassis (1), including chassis (1), inner wall fixed be provided with heat dissipation box (5), the inside of heat dissipation box (5) is provided with radiator fan (501), the inside fixed dust screen (502) that is provided with of heat dissipation box (5), the below of dust screen (502) is provided with lead screw (601), the one end and the output shaft fixed connection of motor (6) of lead screw (601), the surface activity of lead screw (601) is provided with nut seat (602), the fixed cleaning brush (603) that is provided with in top of nut seat (602), the top and dust screen (502) swing joint of cleaning brush (603).

2. A hitch base as claimed in claim 1, wherein: the shock absorber is characterized in that shock absorbers (8) are fixedly arranged on two sides of the bottom of the buffer plate (301), shock absorbing springs (801) are sleeved on the surfaces of the shock absorbers (8), and the bottoms of the shock absorbing springs (801) are fixedly connected with the chassis (1).

3. A hitch base as claimed in claim 1, wherein: the two sides of the buffer box (3) are provided with ventilation openings (302), and the ventilation openings (302) are in a strip shape.

4. A hitch base as claimed in claim 1, wherein: the nut seat is characterized in that a guide sleeve (7) is fixedly arranged at the bottom of the nut seat (602), a sliding hole is formed in the inner side of the guide sleeve (7), a guide rod (701) is movably arranged on the inner wall of the sliding hole, and the guide rod (701) is connected with the guide sleeve (7) in a sliding connection mode.

5. A hitch base as claimed in claim 1, wherein: the two sides of the buffer plate (301) are fixedly provided with sliding blocks (303), one side of each sliding block (303) is located in a sliding groove on one side of the inner wall of the buffer box (3), and the sliding blocks (303) are connected with the buffer box (3) in a sliding mode.

6. A hitch base as claimed in claim 1, wherein: the connection relation between the nut seat (602) and the screw rod (601) is threaded connection.