Double-stand-column supporting structure suitable for passenger seat of straddle type off-road vehicle

Abstract

The utility model provides a double-stand-column supporting structure suitable for a passenger seat of a straddle type off-road vehicle, and belongs to the technical field of all-terrain vehicles. The structure mainly comprises a seat framework, a vehicle frame seat supporting structure, a plastic sleeve and a seat locking structure, the seat framework is combined with the plastic sleeve and the vehicle frame seat supporting structure, and the vehicle frame seat supporting structure has the advantages of being high in bearing capacity and good in fixity. Plastic sleeves are arranged in the two parts, so that friction force is increased, the two parts are in firmer contact, the possibility of left-right shaking is reduced, and safety performance is improved; the pins below the frame seat support structure reinforce the support effect and constrain the downward movement of the frame at the same time. The seat locking structure comprises a torsion spring and has the advantages of being stable in rigidity and high in elasticity. The upper bracket restrains the degree of freedom of rotation of the lock hook; and the handle adopts a humanized design, so that a user can unlock and lock conveniently. Compared with similar products, the device is more practical, simple and convenient to operate and higher in stability.

Description

TECHNICAL FIELD

[0001] The utility model relates to all terrain vehicle technical field, concretely to a double stand column support structure suitable for straddle type cross country vehicle passenger seat. BACKGROUND

[0002] All terrain vehicle is a kind of vehicle that can travel on various terrains, especially suitable for the terrain that ordinary vehicle is difficult to maneuver, such as desert, riverbed and other harsh terrain. All terrain vehicle can also be called beach car, because its structure is similar to motorcycle, many parts are common with motorcycle, and some people also call it four-wheel motorcycle.

[0003] At present, most of all terrain vehicle seats on the market are four-point installation mode, buckle type stable. Four-point buckle type is mostly front and rear double seat installation form, when installing and disassembling, double seat is heavy, and operation is difficult. SUMMARY

[0004] The utility model aims at the technical defects of prior art, provides a double stand column support structure suitable for straddle type cross country vehicle passenger seat to solve the technical problems, such as conventional four-point buckle type installation structure disassembly is inconvenient, and stability needs to be improved.

[0005] To achieve the above technical purpose, the utility model adopts the following technical scheme:

[0006] A double stand column support structure suitable for straddle type cross country vehicle passenger seat, including seat framework, frame seat support structure, plastic sleeve, seat locking structure;Wherein, support is arranged in seat framework, and draw pin is arranged in frame seat support structure;Seat locking structure includes lock hook, handle and torsion spring, the lock hook, handle and torsion spring are installed on support by pin shaft, and torsion spring keeps lock hook and presses on draw pin. Wherein, the seat locking structure is the locking structure of the same action unlocking and disassembling seat.

[0007] As preferred, sleeve is arranged in frame seat support structure, pin is welded in sleeve, seat framework internal vertical support pipe is arranged in seat framework, V-shaped groove is opened in the lower end of seat framework internal vertical support pipe, and V-shaped groove is positioned on pin;Hole is opened on sleeve, plastic sleeve upper end has plastic sleeve step, lower end has positioning pin, and plastic sleeve is positioned in sleeve by plastic sleeve step and positioning pin.

[0008] As preferred, spherical pin is arranged on lock hook, positioning hole is arranged on handle, and spherical pin and positioning hole keep the static position of handle and lock hook on seat installation position.

[0009] As preferred, when external force acts on the handle body position of handle, make handle rotate, and then make the inner wall part of handle and the back part of lock hook contact, and then make the upper part of lock hook and the top surface part of support contact, so that lock hook and draw pin are separated.

[0010] As preferred, when the locking hook is in the separated state from the draw pin, the seat framework is moved upward along the sleeve in the frame seat support structure under the action of external force until it is unloaded from the frame seat support structure.

[0011] The utility model discloses the seat installation form is changed into two point installation (double stand column support) structure, and the locking structure operation is more simple and convenient. Specifically, as a kind of structure form that seat is conveniently disassembled and installed, the utility model discloses seat framework, frame seat support structure, plastic sleeve, seat locking structure four big parts. Among them, seat framework is combined with plastic sleeve and frame seat support structure skillfully, with the characteristics of strong bearing capacity, good fixity;Two inside installation plastic sleeve, increase friction, make two more firmly contact, reduce the possibility of left and right swing, improve safety performance;The pin below frame seat support structure, strengthen the supporting effect while restricts the downward movement of frame. Seat locking structure includes torsion spring, with the characteristics of stable rigidity, high elasticity;Upper support restricts the degree of freedom of locking hook rotation;Handle adopts humanization design, and conveniently user opens lock and locks.

[0012] The installation steps of double stand column support structure are as follows:

[0013] 1, seat framework tail needs to cut V-shaped mouth, frame seat support structure is drilled and welded with 6mm pin for fixing, first, frame seat support structure is equipped with rubber sleeve, and both sides are drilled and fixed by making protrusion, and frame seat is fallen.

[0014] 2, when seat framework and frame seat support structure are completely locked by pin, seat rear seat locking structure is rotated and fallen to be completely locked with frame seat support structure. This structure improves the stability of all terrain vehicle when passing through steep slope section.

[0015] The utility model is suitable for four-wheel drive all terrain beach car straddle type seat installation. Compared with similar products, the utility model is more practical, simple and convenient to operate, and higher in stability. DRAWINGS

[0016] Fig. 1 It is the external structure diagram of the utility model;

[0017] Fig. 2 It is the structure diagram of the utility model when seat framework and plastic sleeve are in the state of partial section;

[0018] Fig. 3 It is the structure diagram of the working position of seat framework on frame in the utility model;

[0019] Fig. 4 It is the partial section view of the working position of seat framework on frame in the utility model.

[0020] Fig. 5 is the first operation schematic view when the utility model is unlocked and the seat is removed;

[0021] Fig. 6 is the second operation schematic view when the utility model is unlocked and the seat is removed;

[0022] In the figure:

[0023] 1, seat; 2, seat framework; 3, frame seat support structure; 4, plastic sleeve; 5, seat locking structure; 21, seat framework internal vertical support pipe; 22, framework V-shaped groove; 23, bracket; 31, sleeve; 32, pin; 33, hole; 34, draw pin; 41, plastic sleeve step; 42, positioning pin; 51, lock hook; 52, handle; 53, torsion spring; 54, pin shaft; 231, top surface; 511, spherical pin; 512, back surface; 513 upper part; 521, positioning hole; 522, handle body; 523 inner wall. DETAILED DESCRIPTION

[0024] The specific embodiments of the utility model will be described in detail below. In order to avoid too many unnecessary details, the structures or functions that are well known will not be described in detail in the following examples. The approximate language used in the following examples can be used for quantitative description, indicating that the quantity can have certain changes without changing the basic function. Unless defined, the technical and scientific terms used in the following examples have the same meaning as generally understood by the skilled person in the field to which the utility model belongs.

[0025] A double upright column support structure suitable for a straddle-type off-road vehicle passenger seat, as shown in Figs. 1-4

[0026] ​The utility model discloses a seat frame 2, frame seat support structure 3, plastic sleeve 4, seat locking structure 5, wherein, the sleeve 31 is equipped with in frame seat support structure 3, the pin 32 is welded in sleeve 31, the seat frame interior vertical bracing pipe 21 is equipped with in seat frame 2, the seat frame interior vertical bracing pipe 21 lower end is opened the skeleton V-shaped slot 22, and the skeleton V-shaped slot 22 is positioned on the pin 32, the hole 33 is opened on sleeve 31, and the plastic sleeve 4 upper end has plastic sleeve step 41, and lower end has locating pin 42, and the plastic sleeve 4 is reliably positioned in sleeve 31 through plastic sleeve step 41 and locating pin 42 (the above-mentioned positioning structure restricts all degrees of freedom of seat frame 2 except moving upwards along sleeve 31), and the bracket 23 is equipped with in seat frame 2, and the draw pin 34 is equipped with in frame seat support structure 3, and the seat locking structure 5 includes the lock hook 51, handle 52 and torsion spring 53, and the lock hook 51, handle 52 and torsion spring 53 are installed on the bracket 23 through the pin shaft 54, and the torsion spring 53 keeps the lock hook 51 and is pressed on the draw pin 34, the spherical pin 511 is equipped on the lock hook 51, and the locating hole 521 is equipped on handle 52, and the spherical pin 511 keeps handle 52 and the lock hook 51 in the stationary position of seat installation position with the locating hole 521.

[0027] The same action opens and removes the seat, as shown in Fig. 5 、 Fig. 6

[0028] 1, the handle 52 handle body 522 part force makes handle 52 counterclockwise rotation to the position shown in Fig. 5 , the inner wall 523 part on handle 52 and the back 512 part of lock hook 51 contact, and this action eliminates the gap between lock hook 51 and handle 52.

[0029] 2, the handle 52 handle body 522 part continues to force, makes handle 52 continue counterclockwise rotation to the position shown in Fig. 6 , the upper 513 part on lock hook 51 and the top surface 231 part on bracket 23 contact, and lock hook 51 is separated from draw pin 34. After continuing to force upwards, will make seat frame 2 move upwards along sleeve 31, until being removed from frame seat support structure 3.

[0030] The above embodiment of the utility model is described in detail, but the content described is only the preferred embodiment of the utility model, and does not limit the utility model. Any modification, equivalent replacement and improvement etc. within the application range of the utility model should be contained in the protection scope of the utility model.​

Claims

1. A dual-pillar support structure suitable for use with a passenger seat of an ATV, characterized by, The seat frame (2) is provided with a support (23), and the frame seat support structure (3) is provided with a draw pin (34); the seat locking structure (5) comprises a lock hook (51), a handle (52) and a torsion spring (53), the lock hook (51), the handle (52) and the torsion spring (53) are installed on the support (23) through a pin shaft (54), and the torsion spring (53) keeps the lock hook (51) pressed on the draw pin (34).

2. A double upright support structure for an off-road vehicle passenger seat according to claim 1, wherein The frame seat support structure (3) is provided with a sleeve (31), the sleeve (31) is welded with a pin (32), the seat frame (2) is provided with a seat frame internal vertical support pipe (21), the lower end of the seat frame internal vertical support pipe (21) is provided with a frame V-shaped groove (22), and the frame V-shaped groove (22) is positioned on the pin (32); the sleeve (31) is provided with a hole (33), the upper end of the plastic sleeve (4) is provided with a plastic sleeve step (41), the lower end is provided with a positioning pin (42), and the plastic sleeve (4) is positioned in the sleeve (31) through the plastic sleeve step (41) and the positioning pin (42).

3. A double upright support structure for an off-road vehicle passenger seat according to claim 1, wherein The lock hook (51) is provided with a spherical pin (511), the handle (52) is provided with a positioning hole (521), the spherical pin (511) and the positioning hole (521) keep the handle (52) and the lock hook (51) in a static position in the seat installation position.

4. A dual-stanchion support structure for use with a straddle-type off-road vehicle passenger seat according to claim 1, wherein When an external force acts on the handle body (522) of the handle (52), the handle (52) is rotated, and then the inner wall (523) of the handle (52) is in contact with the back (512) of the lock hook (51), and then the upper part (513) of the lock hook (51) is in contact with the top surface (231) of the support (23), so that the lock hook (51) is separated from the draw pin (34).

5. A dual-stanchion support structure for use with a straddle-type off-road vehicle passenger seat according to claim 1, wherein When the lock hook (51) is separated from the draw pin (34), the seat frame (2) is moved upward along the sleeve (31) in the frame seat support structure (3) under the action of an external force, and is unloaded from the frame seat support structure (3).

Images