CN220243420U

CN220243420U - Movable detachable backrest device of two-wheeled motor vehicle

Info

Publication number: CN220243420U
Application number: CN202321883011.XU
Authority: CN
Inventors: 卢健
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-18
Filing date: 2023-07-18
Publication date: 2023-12-26
Anticipated expiration: 2033-07-18

Abstract

The utility model discloses a movable detachable backrest device of a two-wheeled motor vehicle, which comprises a sleeve, a pull rod, outer rubber, inner rubber, a vehicle body, a backrest fixing plate and a backrest, wherein the surface of the vehicle body is connected with a trunk frame through a seat cushion, the sleeve is welded with a fixing suspension loop and a locating pin, the pull rod capable of moving back and forth is arranged in the sleeve, the inner rubber is fixed at the end of the pull rod through a fixing screw, the outer rubber is arranged at one end of the sleeve, two protruding heads of the outer rubber are buckled in a fixing hole of the sleeve, the pull rod and a fixing groove of the backrest fixing plate are inserted through a fixing bolt of the backrest fixing plate, and the backrest is fixed through a fixing nut of the backrest fixing plate, when the backrest is fixed, the backrest is pulled out of a proper position through the pull rod and locked through a locating pin, one-size riding of the backward push-pull rod is released, and the backrest is taken out of the fixing nut of the backrest fixing plate and put into the trunk, so that riding of two persons is not affected.

Description

Movable detachable backrest device of two-wheeled motor vehicle

Technical Field

The utility model relates to the field of movable adjustment backrests of electric vehicles, in particular to a movable detachable backrest device of a two-wheeled motor vehicle.

Background

In the current daily life, the electric vehicle is very common in use, not only relieves the daily travel pressure, but also adopts new energy power, thereby being beneficial to environmental protection.

The existing two-wheeled electric vehicle is designed to be compact for some reasons, so that a driver can ride only by sitting straight, the waist and back are stressed greatly, the riding feeling of the driver is affected, the existing vehicles on the market are not designed into a device which can bring convenience to the back of the driver, and the existing two-wheeled electric vehicle is not suitable for most different vehicle types, and is simple and attractive in shape. If a backrest device which can adapt to various vehicle types and application scenes, is convenient to install, has simple shape and is suitable for use is developed, the backrest device is better in experience-!

Disclosure of Invention

The utility model aims to provide a movable detachable backrest device of a two-wheeled motor vehicle, which is arranged at the bottom of a trunk of the vehicle body and extends out from the front end, the backrest can be pulled out and retracted by a movable pull rod, so that the backrest can be used for riding by a single person, when the backrest and the pull rod are pushed back, the problem of riding is solved, when the backrest is conveniently detached and the pull rod is pushed back to the head, the detached backrest is retracted into the trunk, and the whole vehicle can be basically recovered to be rided by two adults.

In order to solve the problems, the utility model adopts the following technical scheme.

The movable detachable back rest device for two-wheeled motor vehicle comprises a sleeve, a pull rod, an outer sleeve rubber, an inner sleeve rubber, a vehicle body, a back rest fixing plate and a back rest, wherein the surface of the vehicle body is connected with a back rest box frame through a seat cushion, the sleeve is welded with a fixing suspension loop and a locating pin, the pull rod capable of moving back and forth is arranged in the sleeve, the end of the pull rod is fixed with the inner sleeve rubber through a fixing screw, one end of the sleeve is provided with the outer sleeve rubber, two protruding heads of the outer sleeve rubber are buckled in a fixing hole of the sleeve, the sleeve is fixed at the bottom of the back rest box through a first fixing bolt by the fixing suspension loop, an opening at one side of the back rest box is sleeved with the sleeve, the pull rod is provided with a plurality of locating holes, one end of the pull rod is bent and provided with a fixing groove, the lower end of the back rest fixing plate is welded with a first fixing bolt, the first fixing bolt is inserted into the fixing groove between the pull rod and the back rest fixing plate, the positioning and movable functions of the pull rod are that an inner sleeve rubber is fixed on the pull rod through screws, an outer sleeve rubber is fastened on two holes of a sleeve through two protruding heads to fix the pull rod, so that the pull rod can move back and forth in the sleeve and cannot fall off, a backrest is fixed through screws on a backrest fixing plate, two screws are welded at the lower part of the backrest fixing plate and used for being fixed with the pull rod with bending grooves through screwing the screws and loosening the backrest, an opening is formed at the front side part of a trunk to facilitate the installation and positioning of the sleeve, two fixing lugs of the sleeve are welded and fixed on the sleeve and used for being fixed on the bottom of the trunk through bolts, the height difference generated according to the actual condition of a vehicle model is determined due to the height of the sleeve, the positioning pins in the sleeve are standard parts and are matched with a plurality of positioning holes formed in the pull rod, the bolt of the locating pin is inserted into the locating hole of the pull rod to locate and lock, when a person rides the backrest, the second fixing bolt of the backrest and the backrest fixing plate in the backrest fixing plate is inserted into the locating hole of the pull rod and the fixing groove of the backrest fixing plate, then the pull rod with the backrest installed is pulled out to a proper position by the fixing nut of the backrest fixing plate, and the locating pin and the locating hole of the pull rod are inserted into the locking, thus the backrest can be used by the person.

Preferably, the backrest and the backrest fixing plate are fixed by screws.

Preferably, the positioning piece is a positioning pin.

Preferably, the positioning piece is a screw.

Preferably, the first fixing bolt is fastened by a fixing nut.

Preferably, a heightening nut is arranged on the surface of the second fixing bolt, and a nut gasket is arranged below the heightening nut.

Compared with the prior art, the utility model has the advantages that:

1. the backrest device of the scheme can be installed and used as long as the backrest device meets the requirements of a long seat bag and a trunk, does not select the model of the vehicle, does not require a specific installation hole site of a factory, can be installed and used, and has wide application range.

2. The main function is that the backrest comfort is good when a person rides, but the double riding is not influenced through adjustment, so that the device is convenient and applicable.

3. Attractive appearance, simple structure and low manufacturing cost.

Drawings

Figure 1 is a schematic view of the structure of the device of the utility model,

figure 2 is a schematic view of the positioning sleeve glue of the pull rod in the sleeve in the device of the utility model,

figure 3 is a schematic view of the utility model assembled in a two-wheeled motor vehicle,

figure 4 is a schematic view of a single person sitting back rest in the device of the utility model,

figure 5 is a schematic view of a large and small double person sitting in the device of the utility model,

fig. 6 is a schematic view of the back rest in the device of the present utility model for two persons to sit.

The reference numerals in the figures illustrate:

2 sleeve pipes, 3 pull rods, 4 backrest fixing plates, 5 backrests, 21 locating pins, 22 fixing lugs, 23 sleeve pipe fixing holes, 31 pull rod locating holes, 32 fixing grooves, 41 first fixing bolts, 6 nuts, 7 second fixing bolts, 71 nut gaskets, 72 heightening nuts, 8 outer sleeve adhesives, 9 inner sleeve adhesives, 0 fixing screws, 11 car bodies, 12 seat cushions, 13 trunk frames, 14 trunk frames and 15 openings.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.

Example 1

Referring to fig. 1-6, a removable detachable backrest device of a two-wheeled motor vehicle comprises a sleeve 2, a pull rod 3, an outer rubber 8, an inner rubber 9, a vehicle body 11, a backrest fixing plate 4 and a backrest 5, wherein the surface of the vehicle body 11 is connected with a trunk frame 13 through a seat cushion 12, a fixing suspension loop 22 and a locating pin 21 are welded on the sleeve 2, the pull rod 3 capable of moving back and forth is arranged in the sleeve 2, the pull rod 3 is positioned and movable, the end head of the pull rod 3 is fixed with the inner rubber 9 through a fixing screw 0, one end of the sleeve 2 is provided with the outer rubber 8, two protruding heads of the outer rubber 8 are buckled in fixing holes 23 of the sleeve 2, and the two protruding heads of the outer rubber 8 are buckled in the two fixing holes 23 of the sleeve 2, so that the pull rod is fixed, so that the pull rod can move back and forth in the sleeve and cannot deviate, the sleeve 2 is fixed at the bottom of a trunk 14 through a second fixing bolt 7, an opening 15 on one side of the trunk 14 is sleeved with the sleeve 2, the pull rod 3 is provided with a plurality of fixing bolts 31, a plurality of fixing bolts 32 are arranged in the backrest 4 and a plurality of fixing holes 4 are welded and fixed by fixing bolts 32, and a plurality of fixing grooves 32 are formed in the backrest 4 and a positioning plate 4 are fixedly arranged between the backrest 4 and a backrest 4.

The positioning piece is one of a positioning pin 21 and a screw, the first fixing bolt 41 is fastened through the fixing nut 6, a heightening nut 72 is mounted on the surface of the second fixing bolt 7, and a nut gasket 71 is arranged below the heightening nut 72.

The lower part of the backrest fixing plate 4 is welded with two screws for fixing the pull rod 32 with bending grooves by screwing the fixing nut 6 by hand to use and loosen the backrest, an opening 15 is formed in the front side part of the trunk to facilitate the installation and positioning of the sleeve 2, two fixing lugs 22 of the sleeve 2 are welded and fixed on the sleeve 2 and are used for being fixed on the bottom of the trunk through the second fixing bolts 7 and the nut gaskets 71, the height difference generated by the height determination of the sleeve 2 is required to be positioned by the cushion nut 72 with proper height according to the actual conditions of different vehicle types, the positioning pin 21 in the sleeve 2 is a standard part and is matched with a plurality of positioning holes 31 formed in the pull rod 3 to be used, and the bolts of the positioning pin 21 are inserted into the positioning holes 31 of the pull rod 3 to position and lock the backrest 5 so as to achieve the purposes of positioning and fixing the backrest 5 at a proper position and riding the backrest by a single person.

When a person rides the backrest, the pull rod 3 is pulled out to a proper position, the locking is inserted through the positioning pin 21 and the pull rod positioning hole 31 of the pull rod 3, the first fixing bolt 41 of the backrest fixing plate in the backrest 5 and the backrest fixing plate 4 is inserted into the fixing groove 32 of the pull rod and the backrest fixing plate, the backrest is fixed by the fixing hand screw nut 6 of the backrest fixing plate, the backrest can be used by the person, when the person rides a big or a small person, the unlocking positioning pin 21 is pulled out to push the backrest 5, the backrest fixing plate 4 and the pull rod 3 into the trunk 14, and when the person rides two persons, the backrest 5 and the backrest fixing plate 4 are pulled out and put into the trunk 13 by loosening the fixing hand screw nut 6 of the backrest fixing plate.

Example 2

The positioning pin 21 in the sleeve 2 can also be welded and fixed with a nut at the position, and the nut can be screwed down and screwed up by screwing the bolt to extend into and draw out the pull rod positioning hole 31, so that the purposes of locking and unlocking can be achieved. Otherwise, the same as in example 1 was conducted.

Example 3

The fixing nut 6 of the backrest fixing plate also comprises a pressing type fixing means similar to a bicycle saddle telescopic rod. Otherwise, the same as in example 1 was conducted.

Example 4

The inner rubber 9 and the outer rubber 8 between the sleeve 2 and the pull rod 3 can also be used for restraining the pull rod 3 from moving in the sleeve 2 in other modes, such as directly canceling the inner rubber and the outer rubber, setting the sleeve 2 and the pull rod 3 with proper gaps, and respectively arranging a baffle plate on the sleeve 2 and the pull rod 3 to prevent the pull rod from falling off.

Example 5

The spacer nut 72 of the sleeve 2 type second fixing bolt 71 also includes a small sleeve of an appropriate height for the spacer, otherwise the same as that of example 1.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution and the modified concept thereof, within the scope of the present utility model.

Claims

1. The utility model provides a removable detachable back device of two-wheeled motor vehicle, includes sleeve pipe (2), pull rod (3), overcoat glue (8), endotheca glue (9), automobile body (11), back fixed plate (4) and back (5), the surface of automobile body (11) passes through seatpad (12) and connects trunk frame (13), its characterized in that: the utility model discloses a handle structure for a bicycle, including sleeve pipe (2) and back-up plate, sleeve pipe (2) welding has fixed hangers (22) and locating pin (21), sleeve pipe (2) embeds has pull rod (3) that can reciprocate, the end of pull rod (3) is fixed through fixed screw (0) endotheca glue (9), one end of sleeve pipe (2) is provided with overcoat glue (8), two protruding heads of overcoat glue (8) are detained in fixed orifices (23) of sleeve pipe (2), sleeve pipe (2) are fixed in the bottom of trunk (14) with second fixing bolt (7) through fixed hangers (22), opening (15) of trunk (14) one side cup joints sleeve pipe (2), a plurality of locating holes (31) have been seted up to pull rod (3), locating hole (31) internally movable mounting has the setting element, pull rod (3) one end is bent and is opened a fixed slot (32), the lower extreme welding of back fixed plate (4) has first fixing bolt (41), in fixed slot (32) between pull rod (3) and back fixed plate (4).

2. A removable and detachable back rest device for a two-wheeled motor vehicle according to claim 1, wherein: the backrest (5) and the backrest fixing plate (4) are fixed by screws.

3. A removable and detachable back rest device for a two-wheeled motor vehicle according to claim 1, wherein: the positioning piece is a positioning pin (21).

4. A removable and detachable back rest device for a two-wheeled motor vehicle according to claim 1, wherein: the locating piece is a screw.

5. A removable and detachable back rest device for a two-wheeled motor vehicle according to claim 1, wherein: the first fixing bolt (41) is fastened by a fixing nut (6).

6. A removable and detachable back rest device for a two-wheeled motor vehicle according to claim 1, wherein: and a heightening nut (72) is arranged on the surface of the second fixing bolt (7), and a nut gasket (71) is arranged below the heightening nut (72).