CN213167696U

CN213167696U - Battery case structure of lightweight electric vehicle

Info

Publication number: CN213167696U
Application number: CN202021651521.0U
Authority: CN
Inventors: 杨勇; 杨奇良
Original assignee: Anhui Xinqirui New Energy Technology Co ltd
Current assignee: Anhui Xinqirui New Energy Technology Co ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-05-11
Anticipated expiration: 2030-08-10

Abstract

The utility model discloses a battery case structure of lightweight electric motor car, including electric motor car body, electric motor car body one side outer wall welding has the battery protection casing, the inside mounting panel that is provided with of battery protection casing, the bottom outer wall welding of mounting panel has evenly distributed's guide pin bushing, the inner wall welding of battery protection casing bottom has evenly distributed's guide pillar, the outer wall of guide pillar has cup jointed first spring, the top activity of guide pillar is pegged graft inside the guide pin bushing, first spring is located the inside of guide pin bushing, the top outer wall welding of mounting panel has the mounting groove, the inside battery body that pegs graft of mounting groove, the inner wall welding of battery protection casing has the fixed plate. The utility model discloses a guide pillar, guide pin bushing and the first spring that set up utilize the guide pin bushing to slide in the outside of guide pillar for the guide pin bushing compresses first spring, has consequently realized the absorbing effect to battery body, prevents that battery body from damaging because of vibrations.

Description

Battery case structure of lightweight electric vehicle

Technical Field

The utility model relates to an electric motor car technical field especially relates to a battery case structure of lightweight electric motor car.

Background

Along with the improvement of comprehensive qualities of people, the low-carbon and environment-friendly travel mode is more and more popular with people, so that the electric vehicle is promoted to develop quickly. In recent years, lightweight electric motor car becomes people's new favorite with its advantage that has small and exquisite light, and lightweight electric motor car is because the wheel is less, very easily jolts vibrations because of the road surface is uneven, so the shock attenuation effect on the lightweight electric motor car need accomplish perfectly, just can win the market.

The battery case of the lightweight electric vehicle in the prior art does not have a damping effect, so that the battery is damaged due to vibration, and the heat dissipation performance of the battery case is poor, so that the battery is burnt out due to overhigh internal heat. Therefore, it is desirable to design a battery case structure for a lightweight electric vehicle to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a battery shell structure of a lightweight electric vehicle.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a battery case structure of lightweight electric motor car, includes the electric motor car body, electric motor car body one side outer wall welding has the battery protection casing, the inside mounting panel that is provided with of battery protection casing, the bottom outer wall welding of mounting panel has evenly distributed's guide pin bushing, the inner wall welding of battery protection casing bottom has evenly distributed's guide pillar, the outer wall of guide pillar has cup jointed first spring, the top activity of guide pillar is pegged graft inside the guide pin bushing, first spring is located the inside of guide pin bushing, the top outer wall welding of mounting panel has the mounting groove, the inside battery body of pegging graft of mounting groove.

Further, the inner wall welding of battery protection shell has the fixed plate, and the bottom outer wall welding of fixed plate has the slide bar, open the top outer wall of mounting panel has the slide opening, the outer wall of slide bar has cup jointed the second spring, the mounting panel passes through slide opening and slide bar sliding connection, the second spring is located between fixed plate and the mounting panel.

Furthermore, the outer wall of one side of the mounting groove is connected with a screw rod through threads, a hand wheel is welded at one end of the screw rod, and an extrusion plate is welded at the other end of the screw rod.

Further, the mounting groove inner wall is provided with the pressure strip, and the both sides outer wall of pressure strip all welds there is the slider, mounting groove inner wall opens there is the spout, the pressure strip passes through slider and spout sliding connection, pressure strip and mounting groove one side inner wall all bond there is the inoxidizing coating.

Furthermore, the top outer wall welding of battery protection shell has the air-supply line, and there is the heat dissipation fan inside the air-supply line through bolted connection.

Furthermore, the outer wall of the battery protection shell is provided with heat dissipation holes which are uniformly distributed, and the inner wall of the battery protection shell is welded with inclined pipes which are uniformly distributed.

Furthermore, there is a sealing door on one side of the battery protection shell through a hinge, and a built-in lock is arranged on the outer wall on one side of the sealing door.

The utility model has the advantages that:

1. through the guide pillar, guide pin bushing and the first spring that set up, utilize the guide pin bushing to slide in the outside of guide pillar for the guide pin bushing compresses first spring, has consequently realized the absorbing effect to battery body, prevents that battery body from damaging because of vibrations.

2. Through the slide bar, the slide opening and the second spring that set up, the mounting panel passes through the slide opening and slides on the slide bar to compress the second spring, consequently realized the absorbing effect of battery body once more.

3. Through the arranged screw rod, the hand wheel and the pressing plate, the pressing plate can be extruded and fixed to the battery body by rotating the hand wheel, so that the effect that the battery body is convenient to install is achieved, and the time for installing the battery is saved.

4. Through radiator fan, louvre and the pipe chute that sets up, utilize radiator fan to carry out the fan to battery protection shell inside for battery protection shell inside air circulates through heat dissipation window and external world, has consequently realized the good effect of battery body heat dispersion, and the pipe chute has the effect that prevents the rainwater and get into battery protection shell inside simultaneously.

Drawings

Fig. 1 is a schematic overall structure diagram of a battery case structure of a lightweight electric vehicle according to the present invention;

fig. 2 is a schematic cross-sectional structure view of a battery case structure of a lightweight electric vehicle according to the present invention;

fig. 3 is an enlarged view of a portion a of a battery case structure of a lightweight electric vehicle according to the present invention;

fig. 4 is the utility model provides a mounting groove structure sketch map of battery case structure of lightweight electric motor car.

In the figure: the electric vehicle comprises an electric vehicle body 1, a battery protection shell 2, a mounting plate 3, a battery body 4, a guide sleeve 5, a guide pillar 6, a first spring 7, a sliding hole 8, a sliding rod 9, a fixing plate 10, a second spring 11, a pressing plate 12, a sliding groove 13, a sliding block 14, a screw rod 15, a hand wheel 16, an extrusion plate 17, a protective layer 18, a heat dissipation hole 19, an inclined pipe 20, an air inlet pipe 21, a heat dissipation fan 22, a sealing door 23, a hidden lock 24 and a mounting groove 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, a battery case structure of a lightweight electric vehicle comprises an electric vehicle body 1, the electric vehicle body 1 is a lightweight electric vehicle, a battery protection case 2 is welded on an outer wall of one side of the electric vehicle body 1, the battery protection case 2 is a case for accommodating a battery, a mounting plate 3 is arranged inside the battery protection case 2, guide sleeves 5 are welded on an outer wall of the bottom of the mounting plate 3, guide posts 6 are welded on an inner wall of the bottom of the battery protection case 2, the outer wall of the guide posts 6 is sleeved with first springs 7, tops of the guide posts 6 are movably inserted into the guide sleeves 5, the first springs 7 are located inside the guide sleeves 5, a mounting groove 25 is welded on an outer wall of the top of the mounting plate 3, the battery body 4 is inserted into the mounting groove 25, when the battery body 4 is vibrated, the guide sleeves 5 slide on the, the first spring 7 has a shock absorbing effect on the battery body 4.

Further, the inner wall welding of battery protective housing 2 has fixed plate 10, and the bottom outer wall welding of fixed plate 10 has slide bar 9, open the top outer wall of mounting panel 3 has slide opening 8, second spring 11 has been cup jointed to slide bar 9's outer wall, mounting panel 3 passes through slide opening 8 and slide bar 9 sliding connection, second spring 11 is located between fixed plate 10 and the mounting panel 3, battery body 4 is to when moving on vibrations, mounting panel 3 carries out the lapse on slide bar 9 through slide opening 8, mounting panel 3 compresses second spring 11, second spring 11 plays absorbing effect to battery body 4.

Further, the outer wall of one side of the mounting groove 25 is connected with a screw rod 15 through threads, a hand wheel 16 is welded at one end of the screw rod 15, the screw rod 15 is conveniently rotated through the hand wheel 16, an extrusion plate 17 is welded at the other end of the screw rod 15, and the extrusion plate 17 is moved by the rotation of the screw rod 15.

Further, mounting groove 25 inner wall is provided with pressure strip 12, the removal of pressure strip 17 drives pressure strip 12 and extrudees battery body 4, make battery body 4 obtain fixedly through the screw thread auto-lock of screw rod 15, and the both sides outer wall of pressure strip 12 all welds slider 14, mounting groove 25 inner wall is opened has spout 13, pressure strip 12 passes through slider 14 and spout 13 sliding connection, pressure strip 12 and mounting groove 25 one side inner wall all bond and have the inoxidizing coating 18, inoxidizing coating 18 adopts the rubber material to make, the effect of protection is played to battery body 1.

Further, the air inlet pipe 21 is welded on the outer wall of the top of the battery protection shell 2, the heat dissipation fan 22 is connected to the interior of the air inlet pipe 21 through bolts, and the heat dissipation fan 22 is used for blowing air to the interior of the battery protection shell 2, so that hot air in the interior of the battery protection shell 2 is rapidly dissipated.

Further, the outer wall of battery protection shell 2 is opened has evenly distributed's louvre 19 for battery protection shell 2 inside hot-air passes through louvre 19 and discharges battery protection shell 2, and the welding of 2 inner walls of battery protection shell has evenly distributed's pipe chute 20, and the one end tilt up of 2 inner walls of battery protection shell is kept away from to pipe chute 20, and the hole inside pipe chute 20 is corresponding with louvre 19, utilizes pipe chute 20 to prevent the inside rainwater that gets into of battery protection shell 2.

Furthermore, a sealing door 23 is connected to one side of the battery protection shell 2 through a hinge, a built-in lock 24 is arranged on the outer wall of one side of the sealing door 23, and the sealing door 23 and the built-in lock 24 play a role in preventing the battery from being stolen.

The working principle is as follows: when the battery protection device is used, the battery body 4 is placed in the installation groove 25, the hand wheel 16 is rotated to enable the hand wheel 16 to drive the screw rod 15 to rotate, the screw rod 15 is in threaded connection with one side of the installation groove 25, the screw rod 15 drives the extrusion plate 12 to rotate, simultaneously, the extrusion plate 17 is close to the compression plate 12 and pushes the compression plate 12 to move, the compression plate 12 drives the sliding block 14 to slide in the sliding groove 13 when moving, the compression plate 12 compresses and fixes the battery body 4, the installation groove 25 and the protective layer 18 on one side of the compression plate 12 play a role in protecting the battery body 4, when the cooling fan 22 works, the cooling fan 22 fans the battery body 4 in the battery protection shell 2, so that hot air in the battery protection shell 2 is discharged through the cooling holes 19, and good cooling effect of the battery body 4 by the battery protection shell 2 is achieved, when battery body 4 receives the vibrations of electric motor car body 1 and shakes, when battery body 4 to when because of shaking the lower motion, drive guide pin bushing 5 through mounting panel 3 and slide on guide pillar 6, guide pillar 6 compresses first spring 7, first spring 7 plays absorbing effect to battery body 4, when battery body 4 to because of shaking the upward motion, mounting panel 3 upwards slides on slide bar 9 through slide opening 8, mounting panel 3 compresses second spring 11, second spring 11 plays absorbing effect to battery body 4.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a battery case structure of lightweight electric motor car, includes electric motor car body (1), its characterized in that, electric motor car body (1) one side outer wall welding has battery protective housing (2), battery protective housing (2) inside is provided with mounting panel (3), the bottom outer wall welding of mounting panel (3) has evenly distributed's guide pin bushing (5), the inner wall welding of battery protective housing (2) bottom has evenly distributed's guide pillar (6), first spring (7) have been cup jointed to the outer wall of guide pillar (6), the top activity of guide pillar (6) is pegged graft inside guide pin bushing (5), first spring (7) are located the inside of guide pin bushing (5), the top outer wall welding of mounting panel (3) has mounting groove (25), inside battery body (4) of pegging graft of mounting groove (25).

2. The battery shell structure of the light electric vehicle as claimed in claim 1, wherein a fixing plate (10) is welded to the inner wall of the battery protection shell (2), a sliding rod (9) is welded to the outer wall of the bottom of the fixing plate (10), a sliding hole (8) is formed in the outer wall of the top of the mounting plate (3), a second spring (11) is sleeved on the outer wall of the sliding rod (9), the mounting plate (3) is slidably connected with the sliding rod (9) through the sliding hole (8), and the second spring (11) is located between the fixing plate (10) and the mounting plate (3).

3. The battery shell structure of the light weight electric vehicle as claimed in claim 1, wherein the outer wall of one side of the mounting groove (25) is connected with a screw rod (15) through threads, a hand wheel (16) is welded at one end of the screw rod (15), and an extrusion plate (17) is welded at the other end of the screw rod (15).

4. The battery shell structure of the light-weight electric vehicle as recited in claim 1, wherein a pressure strip (12) is disposed on an inner wall of the mounting groove (25), and sliding blocks (14) are welded on outer walls of two sides of the pressure strip (12), a sliding groove (13) is formed on an inner wall of the mounting groove (25), the pressure strip (12) is slidably connected with the sliding groove (13) through the sliding blocks (14), and a protective layer (18) is bonded on inner walls of one side of the pressure strip (12) and the mounting groove (25).

5. The battery shell structure of the light weight electric vehicle as claimed in claim 1, wherein an air inlet pipe (21) is welded on the outer wall of the top of the battery protection shell (2), and a heat dissipation fan (22) is connected to the inside of the air inlet pipe (21) through bolts.

6. The battery shell structure of the light weight electric vehicle as claimed in claim 1, wherein the outer wall of the battery protection shell (2) is provided with uniformly distributed heat dissipation holes (19), and the inner wall of the battery protection shell (2) is welded with uniformly distributed inclined tubes (20).

7. The battery shell structure of the light weight electric vehicle as claimed in claim 1, wherein a sealing door (23) is connected to one side of the battery protection shell (2) through a hinge, and a built-in lock (24) is arranged on the outer wall of one side of the sealing door (23).