CN217260423U

CN217260423U - Electric vehicle rear backrest convenient for angle adjustment

Info

Publication number: CN217260423U
Application number: CN202221173768.5U
Authority: CN
Inventors: 吴俊�; 唐嘉律
Original assignee: Changzhou Dingli Auto Parts Co ltd
Current assignee: Changzhou Dingli Auto Parts Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-08-23
Anticipated expiration: 2032-05-17

Abstract

The utility model discloses an electric vehicle rear backrest convenient for angle adjustment, which comprises a backrest and an upper supporting plate arranged below the backrest, wherein the bottom of the upper supporting plate is connected with an angle adjusting mechanism, the angle adjusting mechanism comprises a shell, a rotating shaft, a knob, a latch, a hook, a fixed seat, a snap spring, a handle and a spring, the rotating shaft is arranged inside the shell, the right end of the rotating shaft is connected with an inner wall bearing of the shell, when the angle of the backrest needs to be adjusted, the handle is pressed downwards to enable the handle to move downwards in a through hole, the hook is driven to rotate downwards to enable the hook to be separated from the latch, the knob is rotated to enable the rotating shaft to rotate to drive the backrest to rotate, after the angle of the backrest is adjusted to a proper angle, the handle is loosened, the hook is meshed with the latch again under the action of elasticity to fix the rotating shaft and the backrest, through the steps, the angle adjustment of the backrest can be conveniently and quickly realized, the device has solved the unable angle regulation's of current electric motor car back problem.

Description

Electric vehicle rear backrest convenient for angle adjustment

Technical Field

The utility model belongs to the technical field of the electric motor car, concretely relates to back behind electric motor car convenient to angle regulation.

Background

Nowadays the electric motor car is more and more, has replaced the bicycle gradually, and every family has the electric motor car, and it is convenient to go out, and the rear of back seat can set up a back, prevents when sudden start or hard braking, and the rear side passenger falls down because inertia inclines backward.

However, the conventional electric vehicle back rest is generally fixedly installed, cannot adjust the angle and is inconvenient to use. This phenomenon becomes an urgent problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at prior art's defect, provide a back behind electric motor car convenient to angle regulation to solve the problem of proposing among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a backrest behind electric motor car convenient to angle regulation, includes the back and installs in the last backup pad of back below, the bottom of going up the backup pad is connected with angle regulation mechanism, angle regulation mechanism includes shell, pivot, knob, latch, trip, fixing base, jump ring, handle, spring, the pivot is installed in the inside of shell, the right-hand member of pivot is connected with the inner wall bearing of shell, the knob fixed mounting is in the left end of pivot, the top of shell is seted up the top groove, go up the backup pad and pass the top groove and be connected with the pivot, the fixing base is installed in the bottom of shell, the latch evenly distributed is in the outer wall of pivot, the trip is connected with the fixing base bearing, the jump ring is installed in the right side of trip, handle fixed mounting is in the top of trip, the right side wall of shell has seted up the through-hole, the other end of handle passes the through-hole and extends to the outside, the upper supporting plate is connected with the left inner wall of the shell through a spring.

In order to facilitate the installation of the backrest, the bottom of the shell is fixedly provided with a lower supporting plate, the surface of the lower supporting plate is provided with a mounting hole, and the inside of the mounting hole is in threaded connection with a bolt.

In order to improve the production efficiency of the device and reduce the cost, the upper supporting plate and the lower supporting plate are made of metal plates.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. through the arrangement of the rotating shaft and the clamping hook, when the angle of the backrest needs to be adjusted, the handle is pressed downwards to enable the handle to move downwards in the through hole, the clamping hook is driven to rotate downwards, the clamping hook is separated from the clamping teeth, the knob is rotated at the moment, the rotating shaft is rotated to drive the backrest to rotate, after the backrest is adjusted to a proper angle, the handle is loosened, the clamping hook is meshed with the clamping teeth again under the action of elasticity, the rotating shaft and the backrest are fixed, and through the steps, the angle of the backrest is adjusted conveniently and quickly;

2. through setting up backup pad and bolt down, when the installation back, pass the mounting hole on backup pad surface with back and electric motor car fixed mutually through the bolt, simple structure, simple to operate.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the angle adjusting mechanism of the present invention;

in the figure: 1. a backrest; 2. an upper support plate; 3. a lower support plate; 4. a housing; 5. a bolt; 6. a knob; 7. a top groove; 8. a rotating shaft; 9. clamping teeth; 10. a fixed seat; 11. a hook is clamped; 12. a clamp spring; 13. a handle; 14. a through hole; 15. a spring.

Detailed Description

The following non-limiting detailed description of the present invention is provided in connection with the preferred embodiments and accompanying drawings. It is to be understood that the embodiments described are only some embodiments of the invention, and 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.

Referring to fig. 1-2, the present invention provides a technical solution: a back rest of an electric vehicle convenient for angle adjustment comprises a back rest 1 and an upper supporting plate 2 arranged below the back rest 1, wherein the bottom of the upper supporting plate 2 is connected with an angle adjusting mechanism, the angle adjusting mechanism comprises a shell 4, a rotating shaft 8, a knob 6, a latch 9, a hook 11, a fixed seat 10, a clamp spring 12, a handle 13 and a spring 15, the rotating shaft 8 is arranged inside the shell 4, the right end of the rotating shaft 8 is connected with an inner wall bearing of the shell 4, the knob 6 is fixedly arranged at the left end of the rotating shaft 8, the top of the shell 4 is provided with a top groove 7, the upper supporting plate 2 passes through the top groove 7 to be connected with the rotating shaft 8, the fixed seat 10 is arranged at the bottom of the shell 4, the latch 9 is uniformly distributed on the outer wall of the rotating shaft 8, the hook 11 is connected with the fixed seat 10 bearing, the clamp spring 12 is arranged at the right side of the hook 11, the handle 13 is fixedly arranged at the top of the hook 11, the right side wall of the shell 4 is provided with a through hole 14, the other end of the handle 13 passes through the through hole 14 and extends to the outside, and the upper supporting plate 2 is connected with the left inner wall of the shell 4 through a spring 15;

a lower support plate 3 is fixedly arranged at the bottom of the shell 4, mounting holes are formed in the surfaces of two sides of the lower support plate 3, bolts 5 are connected to the inner portions of the mounting holes in a threaded mode, and the lower support plate 3 is fixed with the electric vehicle through the bolts 5 in the mounting holes;

go up backup pad 2 and bottom suspension fagging 3 and make for the panel beating.

The working principle is as follows: when the backrest is installed, the bolt 5 penetrates through the installation hole in the surface of the lower support plate 3 to fix the backrest and the electric vehicle, the structure is simple, the installation is convenient, when the angle of the backrest 1 needs to be adjusted forwards, the knob 6 is rotated clockwise to drive the rotating shaft 8 to rotate clockwise, the upper support plate 2 and the backrest 1 above move rightwards in the top groove 7, the latch 9 on the surface of the rotating shaft 8 rotates along with the rotating shaft, the lower latch 11 is squeezed, the latch 11 rotates downwards, the latch spring 12 is compressed to generate upward elastic force, the latch 11 moves in the opposite direction, when the backrest 1 is adjusted to a proper position, the latch 11 is meshed with the latch 9 under the action of the elastic force to fix the rotating shaft 8 and avoid shaking, when the angle of the backrest 1 needs to be adjusted backwards, the handle 13 is pressed downwards to enable the handle 13 to move downwards in the through hole 14 to drive the latch 11 to rotate downwards, make trip 11 break away from latch 9, anticlockwise rotation knob 6 this moment for 8 anticlockwise rotations of pivot drive back 1 and rotate backward, adjust to suitable angle after, loosen handle 13, trip 11 meshes with latch 9 again under the elastic force effect, and is fixed with pivot 8 and back 1, and spring 15 can make the device reset fast, through above-mentioned step, convenient and fast's realization is to the regulation of back 1 angle.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Finally, it should be pointed out that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it. Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalent substitutions may be made to some of the features of the embodiments without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a back behind electric motor car convenient to angle regulation, includes back (1) and installs in last backup pad (2) of back (1) below, its characterized in that: the bottom of the upper supporting plate (2) is connected with an angle adjusting mechanism, the angle adjusting mechanism comprises a shell (4), a rotating shaft (8), a knob (6), a latch (9), a clamping hook (11), a fixing seat (10), a clamping spring (12), a handle (13) and a spring (15), the rotating shaft (8) is installed inside the shell (4), the right end of the rotating shaft (8) is connected with an inner wall bearing of the shell (4), the knob (6) is fixedly installed at the left end of the rotating shaft (8), a top groove (7) is formed in the top of the shell (4), the upper supporting plate (2) penetrates through the top groove (7) to be connected with the rotating shaft (8), the fixing seat (10) is installed at the bottom of the shell (4), the clamping teeth (9) are uniformly distributed on the outer wall of the rotating shaft (8), and the clamping hook (11) is connected with the fixing seat (10) through a bearing, jump ring (12) are installed in the right side of trip (11), handle (13) fixed mounting is in the top of trip (11), through-hole (14) have been seted up to the right side wall of shell (4), the other end of handle (13) passes through-hole (14) and extends to the outside, it is connected through spring (15) between the left inner wall of backup pad (2) and shell (4) to go up.

2. The electric vehicle backrest facilitating angle adjustment of claim 1, wherein: the bottom fixed mounting of shell (4) has lower backup pad (3), the mounting hole has been seted up on the surface of lower backup pad (3), the inside threaded connection of mounting hole has bolt (5).

3. The electric vehicle back convenient for angle adjustment of claim 2, wherein: go up backup pad (2) and bottom suspension fagging (3) and make for the panel beating.