CN219989396U - Electric bicycle shock attenuation backseat - Google Patents

Abstract

The utility model discloses a damping backseat of an electric bicycle, and relates to the technical field of electric bicycles. Including the slip table, top one side fixedly connected with dead lever of slip table, the top of dead lever rotates and is connected with a slice backplate, top one side fixedly connected with batter post of dead lever, the top both sides of batter post rotate respectively and connect a shock attenuation connecting rod. According to the utility model, through the rotary connection between the inclined column and the backboard, when the backboard and the back pad arranged on the backboard are impacted in the horizontal direction, a certain movable space is reserved on the backboard, so that the body of a passenger cannot collide with the firm inclined column immediately when the passenger falls down, and a certain protection effect is achieved for the passenger; simultaneously, through the setting of shock attenuation connecting rod, when utilizing the damping structure wherein to make backplate looks batter post direction rotate, the shock attenuation connecting rod is compressed to the shock that the absorption backplate received reduces the impact that the passenger received, plays better guard action to propping up.

Description

Electric bicycle shock attenuation backseat

Technical Field

The utility model relates to the technical field of electric bicycles, in particular to a damping backseat of an electric bicycle.

Background

The electric vehicle takes the battery as an energy source, converts electric energy into mechanical energy to move through the controller, the motor and other parts so as to control the current to change the speed, accords with the trend of energy conservation and environmental protection, greatly facilitates short-distance traffic, and has higher requirements on the backseat comfort of the electric bicycle along with the development of society.

The utility model discloses a Chinese patent with publication number of CN218229241U, which discloses an electric bicycle damping backseat and an electric bicycle, wherein the electric bicycle damping backseat is conveniently damped when in use by arranging a base, a shell, a cushion and a damping component, wherein the shell is fixedly sliding with the base, the cushion is slidably connected with the inner wall of the shell, the damping component is connected with the bottom of the cushion, and the damping component is connected with the inner wall of the shell.

However, in practical use, the rear seat passengers may receive the impact from the horizontal direction, so that the bodies of the passengers incline towards the direction of the backrest, and the backrest and the shell in the scheme are fixedly connected, so that the bodies of the passengers are in hard contact with the backrest, and serious injury is possibly caused to the bodies of the passengers, so that the electric bicycle damping rear seat is developed.

Disclosure of Invention

The utility model aims to provide a damping backseat of an electric bicycle, which aims to solve 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 an electric bicycle shock attenuation backseat, includes the shock attenuation chassis, the shock attenuation chassis includes a underframe, sliding connection has a slip table between the inner wall of underframe, the top one side fixedly connected with dead lever of slip table, the top of dead lever rotates and is connected with a piece backplate, one side fixedly connected with back up of the body of backplate, the top one side fixedly connected with batter post of dead lever, the top both sides of batter post rotate respectively and connect a shock attenuation connecting rod, every the one end of shock attenuation connecting rod rotates with one side of backplate respectively and is connected.

Preferably, each damping connecting rod comprises a damping sleeve, and the inner side of the damping sleeve is in sliding sleeve connection with a damping insert rod.

Preferably, one end of each damping sleeve, which is far away from the damping insert rod, is fixedly connected with a rotating table, the inner side of each rotating table is rotationally connected with one side of the back plate, one end of each damping insert rod, which is far away from the damping sleeve, is respectively fixedly connected with an inscription joint, and each inscription joint is rotationally connected with one side of the inclined column.

Preferably, one side of each rotating table facing the corresponding internal joint is fixedly connected with a connecting spring, and one end of each connecting spring is fixedly connected with one side of the corresponding internal joint and is wound on the outer sides of the corresponding damping sleeve and the damping internal inserted rod.

Preferably, the outer edge of the back pad facing one side of the backboard is fixedly connected with a circle of shielding side belt, and the inner side of the shielding side belt is covered with the shock absorption connecting rod.

Preferably, the top side fixedly connected with cushion of slip table, the bottom side fixedly connected with many damping bracing pieces of slip table, every damping bracing piece's bottom all is with the bottom side inner wall fixed connection of underframe, a side top fixedly connected with each handrail of slip table.

Compared with the prior art, the utility model has the beneficial effects that:

according to the electric bicycle shock absorption backseat, through the rotary connection between the inclined column and the backboard, when the electric bicycle shock absorption backseat is impacted in the horizontal direction, a certain movable space is reserved between the backboard and the back pad arranged on the backboard, so that a passenger can not collide with the firm inclined column immediately when the passenger falls down, and a certain protection effect is achieved for the passenger;

simultaneously, through the setting of shock attenuation connecting rod, when utilizing the damping structure wherein to make backplate looks batter post direction rotate, the shock attenuation connecting rod is compressed to the shock that the absorption backplate received reduces the impact that the passenger received, plays better guard action to propping up.

Drawings

FIG. 1 is an isometric view of the present utility model;

FIG. 2 is a schematic view of the backrest structure of the present utility model;

FIG. 3 is a schematic view of a shock absorbing connecting rod according to the present utility model;

fig. 4 is a schematic view of the shock absorbing chassis of the present utility model.

In the figure: 1. a backrest; 101. a back plate; 102. a masking side band; 103. a back pad; 104. a shock absorbing connecting rod; 141. a connecting spring; 142. a damping sleeve; 143. a rotating table; 144. damping the inner insert rod; 145. an inner joint; 105. a fixed rod; 106. a diagonal column; 2. an armrest; 3. damping chassis; 301. a sliding table; 302. damping support rods; 303. a bottom frame; 4. and (5) a cushion.

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.

Electric bicycle backseat is commonly used to carry the passenger, generally has handrail, cushion and back cushion for the passenger can be better fixed health, and current electric bicycle is for passenger's riding experience, generally sets up damping device at the backseat for electric bicycle is traveling in comparatively bumpy highway section, and the passenger still can comparatively steady take, and in actual driving process, because the road surface that can have the slope at ordinary times, and electric bicycle striking can produce horizontal direction's vibrations when the road surface of slope, and the passenger can strike on the back cushion under horizontal direction's vibrations effect, influences and takes and experience.

As shown in fig. 1 to 4, the present utility model provides a technical solution: the utility model provides an electric bicycle shock attenuation backseat, includes shock attenuation chassis 3, and shock attenuation chassis 3 includes a underframe 303, and sliding connection has a slip table 301 between the inner wall of underframe 303, and the top side fixedly connected with cushion 4 of slip table 301, the bottom side fixedly connected with many damping support rods 302 of slip table 301, the bottom of every damping support rod 302 all with the bottom side inner wall fixed connection of underframe 303, a side top fixedly connected with handrail 2 of slip table 301. In this embodiment, the damping support rod 302 is a common hydraulic damping structure, has a damping function, and is provided with a supporting spring therein, so that the damping support rod 302 can be quickly reset while being damped, and the sliding table 301 can be kept stable to a certain extent.

Meanwhile, one side of the top end of the sliding table 301 is fixedly connected with a backrest 1, the backrest comprises a fixing rod 105, the top end of the fixing rod 105 is rotationally connected with a backboard 101, one side of the backboard 101 is fixedly connected with a back pad 103, one side of the top end of the fixing rod 105 is fixedly connected with an inclined column 106, two sides of the top end of the inclined column 106 are rotationally connected with a shock absorption connecting rod 104 respectively, and one end of each shock absorption connecting rod 104 is rotationally connected with one side of the backboard 101 respectively. In this embodiment, the shock absorbing connecting rod 104 is normally positioned so as to support the back plate 101 in a vertical position, and cooperate with the back pad 103 so that the occupant can normally rest on the back pad 103. In addition, a circle of shielding side belt 102 is fixedly connected to the outer edge of the back pad 103 facing to one side of the back plate 101, and the inner side of the shielding side belt 102 is covered with the shock absorption connecting rod 104, so that the shock absorption connecting rod 104 is protected to a certain extent in the normal running process of the electric vehicle, and deformation caused by collision of the shock absorption connecting rod 104 by articles such as flying stones is avoided, and the electric vehicle is difficult to fail.

Each shock absorbing connecting rod 104 includes a damping sleeve 142, and a damping insert rod 144 is slidably coupled to the inner side of the damping sleeve 142. In this embodiment, there are two layers inside the damping sleeve 142, so that a cylindrical cavity and a sandwich cavity are formed inside, wherein the inner layer is in sliding contact with the outer side of the piston disposed at one end of the damping sleeve 142, and hydraulic oil is filled in a space enclosed by the piston and the inner wall of the damping sleeve 142 together, so that when the piston is pushed, the hydraulic oil is compressed, the gap between the piston and the inner wall of the damping sleeve 142 is insufficient to allow oil to flow out, and a flow hole is disposed between the cylindrical cavity and the sandwich cavity to allow compressed oil to be sprayed out, and the impact is converted into heat through friction between the oil and the inner wall of the flow hole, so as to play a role in damping.

In addition, a rotating table 143 is fixedly connected to one end of each damping sleeve 142 far away from the damping insert rod 144, the inner side of each rotating table 143 is rotatably connected to one side of the back plate 101, one end of each damping insert rod 144 far away from the damping sleeve 142 is fixedly connected to an inner joint 145, and each inner joint 145 is rotatably connected to one side of the diagonal column 106. One side of each rotating table 143 facing the corresponding inner joint 145 is fixedly connected with a connecting spring 141, and one end of each connecting spring 141 is fixedly connected with one side of the corresponding inner joint 145 and is wound on the outer sides of the corresponding damping sleeve 142 and the damping inner insert rod 144. After the impact is finished, the connecting spring 141 compressed before rebounds to pull the piston outwards from the damping sleeve 142, and the oil is filled between the piston and the inner wall of the cylindrical cavity, and the air is arranged in the interlayer cavity, so that the pressure in the cylindrical cavity is reduced after the piston is pulled out, and the oil is retracted from the cylindrical cavity by the air pressure, thereby being convenient for absorbing the impact force next time.

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 hereto without departing from the spirit and scope of the utility model as defined by the appended embodiments and equivalents thereof.

Claims (6)

1. The utility model provides an electric bicycle shock attenuation backseat, includes shock attenuation chassis (3), its characterized in that: damping chassis (3) are including a underframe (303), sliding connection has a slip table (301) between the inner wall of underframe (303), top one side fixedly connected with dead lever (105) of slip table (301), the top of dead lever (105) rotates and is connected with a backplate (101), one side fixedly connected with back up (103) of backplate (101), top one side fixedly connected with batter post (106) of dead lever (105), the top both sides of batter post (106) rotate respectively and connect a shock attenuation connecting rod (104), every one end of shock attenuation connecting rod (104) rotates with one side of backplate (101) respectively and is connected.

2. The electric bicycle shock absorbing backseat of claim 1, wherein: each shock absorption connecting rod (104) comprises a damping sleeve (142), and the inner side of the damping sleeve (142) is in sliding sleeve connection with a damping insert rod (144).

3. The electric bicycle shock absorbing backseat of claim 2, wherein: one end of each damping sleeve (142) far away from the damping insert rod (144) is fixedly connected with a rotating table (143), the inner side of each rotating table (143) is rotationally connected with one side of the back plate (101), one end of each damping insert rod (144) far away from the damping sleeve (142) is respectively fixedly connected with an inscription joint (145), and each inscription joint (145) is rotationally connected with one side of the inclined column (106).

4. A shock absorbing backseat of an electric bicycle as defined in claim 3, wherein: one side of each rotating table (143) facing the corresponding internal joint (145) is fixedly connected with a connecting spring (141), and one end of each connecting spring (141) is fixedly connected with one side of the corresponding internal joint (145) and is wound on the outer sides of the corresponding damping sleeve (142) and the damping internal inserting rod (144).

5. The electric bicycle shock absorbing backseat of claim 1, wherein: the outer edge of the back pad (103) facing one side of the back plate (101) is fixedly connected with a circle of shielding side belt (102), and the inner side of the shielding side belt (102) is covered with a shock absorption connecting rod (104).

6. The electric bicycle shock absorbing backseat of claim 1, wherein: the top side fixedly connected with cushion (4) of slip table (301), the bottom side fixedly connected with many damping bracing pieces (302) of slip table (301), every damping bracing piece (302)'s bottom all with the bottom side inner wall fixed connection of underframe (303), one side top fixedly connected with each handrail (2) of slip table (301).