CN217320595U

CN217320595U - Locomotive backrest elastic structure with good elastic effect

Info

Publication number: CN217320595U
Application number: CN202123391538.4U
Authority: CN
Inventors: 胡建
Original assignee: Wuxi Yuanjing Locomotive Parts Co ltd
Current assignee: Wuxi Yuanjing Locomotive Parts Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-08-30
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a locomotive back elastic construction that elasticity effect is good, including installing two installation poles in the locomotive both sides, two it is equipped with the sliding sleeve all to overlap on the installation pole, sliding sleeve and installation pole sliding connection, two the sliding sleeve rotates through the damping pivot and is connected with the support frame, be provided with the recess on the support frame, the inside fixedly connected with pivot of recess, the cover is equipped with the rotor plate in the pivot, the rotor plate rotates with the pivot to be connected, fixedly connected with back pad on the rotor plate, threaded connection has the locking bolt who is used for self to fix on the rotor plate. The utility model discloses can adjust the position of support frame and back pad and change, can adjust according to the locomotive number of bearing like this, satisfy different user demands, when the back seat nobody, also can use.

Description

Locomotive backrest elastic structure with good elastic effect

Technical Field

The utility model relates to a locomotive back technical field especially relates to a locomotive back elastic structure that elasticity effect is good.

Background

The motorcycle is driven by a gasoline engine, and the front wheel is steered by a handle, so that the motorcycle is light, flexible and rapid to drive, is widely used for patrol, passenger and cargo transportation and the like, and is also used as sports equipment.

At present, the back often all is fixed behind the common motorcycle in life, utilizes the bolt-up installation, just so leads to the unable regulation of back, and the personnel of taking lean on the back comfort poor, and when the back seat nobody, the back is not had, and the practicality is not good.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the locomotive back elastic structure that an elasticity effect is good that proposes, it can adjust the position of support frame and back pad and change, can adjust according to the locomotive number of bearing like this, satisfies different user demands, and when the back seat nobody, also can use.

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

the utility model provides an effectual locomotive back elastic construction of elasticity, is including installing two installation poles in the locomotive both sides, two all the cover is equipped with the sliding sleeve on the installation pole, sliding sleeve and installation pole sliding connection, two the sliding sleeve rotates through the damping pivot and is connected with the support frame, be provided with the recess on the support frame, the inside fixedly connected with pivot of recess, the cover is equipped with the rotor plate in the pivot, the rotor plate rotates with the pivot to be connected, fixedly connected with back pad on the rotor plate, threaded connection has the locking bolt that is used for self to fix on the rotor plate, one of them be provided with the guiding mechanism who is used for sliding sleeve position adjustment on the installation pole.

Preferably, guiding mechanism is including setting up the cavity in the installation pole, the inboard fixedly connected with screw rod of cavity, the one end fixedly connected with dwang of cavity is kept away from to the screw rod, the dwang is kept away from screw rod one end and is rotated with the cavity and be connected, threaded connection has the thread bush on the screw rod, the lateral wall fixedly connected with connecting block of thread bush, connecting block and sliding sleeve fixed connection, the inside of cavity is provided with and is used for dwang pivoted slewing mechanism.

Preferably, slewing mechanism is including running through the worm that sets up on the installation pole lateral wall, the one end of worm extends to in the cavity and rotates with the inboard of cavity and be connected, the cover is equipped with the worm wheel on the dwang, worm wheel and dwang fixed connection, worm wheel and worm meshing, the other end fixedly connected with knob of worm.

Preferably, the side wall of the mounting rod is provided with an opening, the opening is communicated with the cavity, and the connecting block is positioned inside the opening.

Preferably, the support frame is of an L-shaped structure.

Preferably, the knob is plum blossom column structure, the knob adopts stainless steel, the cover is equipped with the rubber sleeve on the knob.

The utility model discloses possess following beneficial effect:

1. through the arrangement of the adjusting mechanism, the worm and worm gear structure is rotated through the knob, so that the screw rod is rotated, the movement of the threaded sleeve is realized, and a user can conveniently adjust the position of the support frame according to the requirement;

2. through the cooperation use of damping pivot, support frame, back pad, rotor plate, locking bolt, the position homoenergetic of support frame and back pad can change, can adjust according to the locomotive number of bearing like this, satisfies different user demands.

Drawings

Fig. 1 is a schematic view of a folding state of an elastic structure of a motorcycle backrest with good elastic effect according to the present invention;

FIG. 2 is a schematic view of an expanded state of an elastic structure of a backrest of a motorcycle with good elastic effect according to the present invention;

fig. 3 is a schematic sectional view of an installation rod in an elastic structure of a motorcycle backrest with good elastic effect according to the present invention.

In the figure: the device comprises an installation rod 1, a sliding sleeve 2, a knob 3, a support frame 4, a backrest cushion 5, a rotating plate 6, a rotating shaft 7, a locking bolt 8, a groove 9, a second rotating shaft 10, a connecting block 11, a threaded sleeve 12, a screw rod 13, an opening 14, a worm wheel 15, a rotating rod 16 and a worm 17.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, an elastic structure of a locomotive backrest with good elastic effect comprises two installation rods 1 installed at two sides of the locomotive, wherein sliding sleeves 2 are respectively sleeved on the two installation rods 1, the sliding sleeves 2 are slidably connected with the installation rods 1, the two sliding sleeves 2 are rotatably connected with a support frame 4 through a damping rotating shaft, so that the turnover adjustment of a user is facilitated, the support frame 4 is simple and convenient, the support frame 4 is of an L-shaped structure, a groove 9 is formed in the support frame 4, a rotating shaft 7 is fixedly connected inside the groove 9, a rotating plate 6 is sleeved on the rotating shaft 7, the rotating plate 6 is rotatably connected with the rotating shaft 7, a backrest cushion 5 is fixedly connected on the rotating plate 6, and a locking bolt 8 for self-fixing is in threaded connection with the rotating plate 6;

one of the mounting rods 1 is provided with an adjusting mechanism for adjusting the position of the sliding sleeve 2, the adjusting mechanism comprises a cavity arranged in the mounting rod 1, the inner side of the cavity is fixedly connected with a screw 13, one end of the screw 13, far away from the cavity, is fixedly connected with a rotating rod 16, one end of the rotating rod 16, far away from the screw 13, is rotatably connected with the cavity, the screw 13 is in threaded connection with a threaded sleeve 12, the side wall of the threaded sleeve 12 is fixedly connected with a connecting block 11, and the connecting block 11 is fixedly connected with the sliding sleeve 2;

a rotating mechanism used for rotating the rotating rod 16 is arranged in the cavity, the rotating mechanism comprises a worm 17 penetrating through the side wall of the mounting rod 1, one end of the worm 17 extends into the cavity and is rotatably connected with the inner side of the cavity, a worm wheel 15 is sleeved on the rotating rod 16, the worm wheel 15 is fixedly connected with the rotating rod 16, the worm wheel 15 is meshed with the worm 17, the other end of the worm 17 is fixedly connected with a knob 3, and the sliding sleeve 2 cannot move randomly by utilizing the self-locking characteristic of the worm 17 and the worm wheel 15;

the knob 3 is of a plum blossom-shaped structure, the knob 3 is made of stainless steel, the rubber sleeve is sleeved on the knob 3, the anti-skid effect is achieved, and the knob 3 has the anti-corrosion performance and longer service life;

the side wall of the mounting rod 1 is provided with an opening 14, the opening 14 is communicated with the cavity, and the connecting block 11 is positioned in the opening 14;

when the backseat of the locomotive is nobody, the worm 17 is rotated through the knob 3, the worm 17 rotates to drive the worm wheel 15 to rotate, the worm wheel 15 rotates to drive the rotating rod 16 to rotate, the rotating rod 16 rotates to drive the screw rod 13 to rotate, so that the movement of the threaded sleeve 12 is realized, the threaded sleeve 12 moves to drive the connecting block 11 to move, so that the movement of the sliding sleeve 2 is realized, the position of the sliding sleeve 2 is convenient to adjust, the supporting frame 4 overturns towards the user direction, the supporting frame 4 is enabled to be close to the user position, then the supporting frame 4 is rotated, then the locking bolt 8 is loosened, the position of the backrest cushion 5 is adjusted, the backrest cushion 5 is enabled to abut against the waist of the user, and then the locking bolt 8 is screwed, so that the fixing purpose is achieved, and the comfort of the user is improved;

when a person is in the backseat of the locomotive, the support frame 4 is turned over towards the direction away from the user, and then the position of the sliding sleeve 2 is adjusted to tightly support the backrest cushion 5 against the user.

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 design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. An elastic structure of a locomotive backrest with good elastic effect comprises two mounting rods (1) arranged at two sides of the locomotive, it is characterized in that two mounting rods (1) are sleeved with sliding sleeves (2), the sliding sleeves (2) are connected with the mounting rod (1) in a sliding way, the two sliding sleeves (2) are rotationally connected with a supporting frame (4) through a damping rotating shaft, a groove (9) is arranged on the supporting frame (4), a rotating shaft (7) is fixedly connected inside the groove (9), the rotating shaft (7) is sleeved with a rotating plate (6), the rotating plate (6) is rotatably connected with the rotating shaft (7), the rotating plate (6) is fixedly connected with a backrest cushion (5), the rotating plate (6) is in threaded connection with a locking bolt (8) for fixing the rotating plate, one of the mounting rods (1) is provided with an adjusting mechanism for adjusting the position of the sliding sleeve (2).

2. The locomotive backrest elastic structure with good elastic effect as claimed in claim 1, wherein the adjusting mechanism comprises a cavity arranged in the installation rod (1), the inner side of the cavity is fixedly connected with a screw (13), one end of the cavity, away from the screw (13), of the screw (13) is fixedly connected with a rotating rod (16), one end of the rotating rod (16), away from the screw (13), is rotatably connected with the cavity, the screw (13) is provided with a threaded sleeve (12), the side wall of the threaded sleeve (12) is fixedly connected with a connecting block (11), the connecting block (11) is fixedly connected with the sliding sleeve (2), and a rotating mechanism for rotating the rotating rod (16) is arranged in the cavity.

3. The locomotive backrest elastic structure with good elastic effect as claimed in claim 2, wherein the rotating mechanism comprises a worm (17) penetrating through the side wall of the mounting rod (1), one end of the worm (17) extends into the cavity and is rotatably connected with the inner side of the cavity, a worm wheel (15) is sleeved on the rotating rod (16), the worm wheel (15) is fixedly connected with the rotating rod (16), the worm wheel (15) is meshed with the worm (17), and the other end of the worm (17) is fixedly connected with a knob (3).

4. The elastic structure of the backrest of the motorcycle with good elastic effect as claimed in claim 3, wherein the side wall of the mounting rod (1) is provided with an opening (14), the opening (14) is communicated with the cavity, and the connecting block (11) is located inside the opening (14).

5. The elastic structure of the locomotive backrest with good elastic effect as claimed in claim 1, wherein said supporting frame (4) is of an L-shaped structure.

6. The locomotive backrest elastic structure with good elastic effect as claimed in claim 3, characterized in that said knob (3) is of a plum blossom shape, said knob (3) is made of stainless steel, said knob (3) is sleeved with a rubber sleeve.