CN216659481U

CN216659481U - Suspension device of beach cross-country vehicle

Info

Publication number: CN216659481U
Application number: CN202220233600.2U
Authority: CN
Inventors: 孙友国
Original assignee: Zhejiang Chaopai Technology Co ltd
Current assignee: Zhejiang Chaopai Technology Co ltd
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-06-03
Anticipated expiration: 2032-01-26

Abstract

The utility model provides a suspension device of a beach cross-country vehicle, belonging to the technical field of beach cross-country vehicles. It has solved the poor problem of suitability of current linkage. This linkage is through articulating the linking arm with driving motor articulated on being platelike mounting bracket, realizes being connected between frame and the driving motor through the mounting bracket, is the different positions that different frames can be installed to platelike mounting bracket, has better suitability.

Description

Suspension device of beach cross-country vehicle

Technical Field

The utility model belongs to the technical field of beach cross-country vehicles, and relates to a suspension device of a beach cross-country vehicle.

Background

The beach all-terrain vehicle is a vehicle running in a bumpy environment such as a beach, and because the running environment is bumpy, wheels of the beach all-terrain vehicle are respectively suspended on a frame through a suspension device and are controlled independently. The suspension device is a general name of all force transmission connecting devices between the frame and the wheels, and can buffer impact force transmitted to the frame from an uneven road surface.

Such as chinese patent application No.: 201710541543 four-wheel independent drive vehicle comprises a chassis and two pairs of electric wheels respectively mounted on the chassis, each electric wheel comprises a wheel and a drive motor for driving the wheel, a suspension bracket comprises a support block and a swing bracket which are fixed on the chassis and have I-shaped horizontal cross section, one end of the swing bracket is pivoted on the support block, and the other end of the swing bracket is pivoted with the drive motor.

In the structure, one end of the swing frame is pivoted with the driving motor, the other end of the swing frame is pivoted on the chassis, and the swing frame can swing up and down, so that the electric wheel can swing up and down when the electric wheel runs on a bumpy road surface, and the wheel runs stably. However, when the swing frame is pivoted to the chassis, a connection structure, namely a support block in the structure, needs to be preset on the chassis, and then the swing frame is pivoted to the support block, and if the swing frame is to be installed on the chassis in different shapes, the connection structure on the chassis needs to be matched with the swing frame, otherwise, the swing frame cannot be matched with the chassis.

Disclosure of Invention

The utility model aims to provide a suspension device of a beach cross-country vehicle aiming at the problems in the prior art, and the technical problems to be solved by the utility model are as follows: the applicability of the existing suspension device is poor.

The purpose of the utility model can be realized by the following technical scheme: the utility model provides a linkage of sandy beach cross country vehicle, sandy beach cross country vehicle include frame, wheel and can drive wheel pivoted driving motor, and linkage is including being annular fixed disk, driving motor fixes on the fixed disk, its characterized in that, linkage still include mounting bracket and linking arm, and the linking arm articulates on the mounting bracket and can the luffing motion, the linking arm is articulated with the fixed disk, it has the shock absorber that can cushion when the linking arm luffing motion to articulate between mounting bracket and the linking arm, the connection can be dismantled on the frame to the mounting bracket.

Different from the prior art, the connecting arm in the structure is hinged on the mounting frame, the shock absorber is hinged between the mounting frame and the connecting arm, the shock absorber can buffer between the mounting frame and the connecting arm to realize shock resistance, the shock absorber and the connecting arm can be uniformly mounted on the frame through the mounting frame, the mounting can be more convenient, in the mounting process, the connecting arm and the shock absorber are always hinged with the mounting frame, namely, the hinging performance between the connecting arm and the mounting frame, between the shock absorber and the mounting frame, and between the connecting arms can not be influenced by the mounting process, better shock resistance effect can be always maintained, in addition, the mounting frame is arranged, so that a connecting structure hinged with the connecting arm is not required to be reserved on the frame, the overall structure design of the frame can be simple, the detachable mounting frame can be connected on the frame in a bolt connection mode, only bolt holes are required to be reserved on the frame, and the use requirements can be met, the suspension device is connected to the frame or detached from the frame, so that the off-road vehicle with four-wheel drive, six-wheel drive and other configurations is formed, and the applicability is stronger.

In the suspension device of the beach cross-country vehicle, the mounting bracket is plate-shaped, the mounting bracket is provided with a through hole penetrating through two side faces, one end of the connecting arm extends into the through hole and is hinged with the hole wall of the through hole, and the mounting bracket is provided with a limiting part capable of limiting the swing angle of the connecting arm. The fenestrate setting is equivalent to the tip formation of linking arm abdicating, and the one end of linking arm stretches into the perforation, can protect the articulated position of linking arm tip, and the swing angle of linking arm is injectd in the design of spacing portion, injects the swing angle of wheel promptly, and this spacing portion can be in the swing range of restriction linking arm when cross country vehicle is gone, and in the face of the environment of jolting, avoids the wheel swing excessive, influences the automobile body balance to guarantee the security of linkage in practical application.

In the suspension device of the beach cross-country vehicle, the limiting part is a protrusion arranged on the upper side and the lower side of the through hole on one side surface of the mounting frame facing the wheel. Spacing portion is protruding, and direct and spacing portion support when the linking arm swings supports to restricted the swing of linking arm, the swing angle of its high rigid linking arm of arch will spacing portion around perforating the setting, then the linking arm along the in-process of the reciprocal swing of upper and lower direction, the homoenergetic supports with spacing portion and supports, thereby realizes spacing portion to the injecing of linking arm swing angle, simple structure.

In the suspension device of the beach cross-country vehicle, the connecting arm comprises an upper connecting arm and a lower connecting arm positioned below the upper connecting arm, an opening which penetrates through the upper connecting arm from top to bottom is formed in the upper connecting arm, one end of the shock absorber is hinged with the mounting frame, and the other end of the shock absorber penetrates through the opening and is hinged to the middle of the lower connecting arm. The shock absorber passes from uncovered, goes up the linking arm and surrounds the shock absorber, isolated outside striking, protection shock absorber, and the shock absorber passes the middle part of back articulated linking arm under from uncovered, can improve the shock absorber like this to the cushioning effect of linking arm down, guarantees the reliability that this linkage used.

In the suspension device of the beach cross-country vehicle, the upper connecting arm is provided with a first supporting leg and a second supporting leg which are protruded and can be hinged on the mounting frame, and a gap is reserved between the first supporting leg and the second supporting leg to form the opening. Uncovered running through can reduce the weight of going up the linking arm, and the first stabilizer blade and the second stabilizer blade that separate into all articulate with the mounting bracket, go up promptly and have two pin joints between linking arm and the mounting bracket, guarantee to go up the stability of being connected between linking arm and the mounting bracket.

In foretell sandy beach cross-country vehicle's suspension, all have the articulated shaft of vertical setting on the fixed disk of frame front side, it has the steering wheel of ability luffing motion to articulate on the linking arm, the articulated shaft rotates with the steering wheel to be connected and makes the fixed disk can be around the articulated shaft horizontal hunting. A plurality of linkage have been arranged to the front and back side of frame, wherein set up the steering wheel on fixed disk and the linking arm among the suspension of frame front side, the wheel is fixed at driving motor's output, the steering wheel articulates on the linking arm, driving motor passes through the articulated shaft and is connected with the linking arm, and driving motor can the relative linking arm luffing motion, under the environment of jolting, the wheel can be along the relief luffing motion, ensure that cross-country vehicle stably goes, the articulated shaft and the steering wheel of vertical setting rotate to be connected simultaneously, the fixed disk can be around the articulated shaft horizontal hunting, make driving motor and wheel can be around the articulated shaft horizontal hunting, set up this structure on the wheel of frame front side, make it can control the turning to of cross-country vehicle in sandy beach.

In the suspension device of the beach cross-country vehicle, the fixed disk on the front side of the frame is provided with the connecting shaft which is horizontally arranged, and the connecting shaft is hinged with the connecting arm so that the fixed disk can swing up and down around the connecting shaft. The fixed disk is hinged with the connecting arm through the connecting shaft, so that wheels can swing up and down, the cross-country vehicle is guaranteed to run stably, meanwhile, the structure is applied to the wheels on the front side of the frame, the motor speed of the wheels on the front side can be controlled through a differential speed, and the steering of the whole sand beach cross-country vehicle can be achieved.

In the suspension device of the beach cross-country vehicle, a through hole is formed in the middle of the mounting rack in a penetrating manner. Through set up the through-hole in the middle part of mounting bracket, alleviate the weight of mounting bracket, reduce the weight load that the frame bore.

Compared with the prior art, the suspension device of the beach cross-country vehicle has the following advantages:

1. the upper connecting arm and the lower connecting arm are hinged to the mounting frame, the mounting frame can be directly fixed to the frame, and the rotating performance of the hinged position between the upper connecting arm and the lower connecting arm and the mounting frame is guaranteed.

2. The plate-shaped mounting frame is fixed to the frame, a connecting structure of the upper connecting arm and the lower connecting arm does not need to be reserved on the frame, and the suspension device can be mounted on different frames while the frame is simple in structural design.

3. The mounting bracket can be fixed on the frame through the mode of bolted connection, and the staff just need reserve the bolt hole before the frame, just can assemble the sandy beach cross-country vehicle that forms configurations such as four-wheel drive, six-wheel drive.

Drawings

FIG. 1 is a top view of an embodiment of a beach cross-country vehicle.

Fig. 2 is a schematic perspective view of a front suspension device according to an embodiment.

Fig. 3 is a schematic perspective view of a front suspension device according to an embodiment.

Fig. 4 is a schematic perspective view of a front suspension device according to an embodiment.

Fig. 5 is a perspective view of a front suspension device for a vehicle wheel according to an embodiment.

Fig. 6 is a perspective view of the mounting bracket.

Fig. 7 is a perspective view of the fixing plate.

Fig. 8 is a schematic perspective view of a rear suspension device according to an embodiment.

FIG. 9 is a top view of the exemplary all terrain vehicle

In the figure, 1, a frame; 2. a wheel; 3. a drive motor; 4. a mounting frame; 4a, punching; 4b, a limiting part; 4c, through holes; 5. a connecting arm; 5a, an upper connecting arm; 5a1, open mouth; 5a2, a first leg; 5a3, a second leg; 5b, a lower connecting arm; 6. a shock absorber; 7. fixing the disc; 7a, a hinged shaft; 8. a steering wheel; 9. and (7) connecting the shafts.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

The first embodiment is as follows:

as shown in fig. 1 and 2, the beach all-terrain vehicle comprises a frame 1, wherein each suspension device comprises a wheel 2, a driving motor 3, a mounting frame 4, a shock absorber 6, a fixed disc 7, an upper connecting arm 5a and a lower connecting arm 5b positioned below the upper connecting arm 5a, the driving motor 3 is a driving motor in the embodiment, the wheel 2 is fixed at the output end of the driving motor 3, the driving motor 3 is fixed on the fixed disc 7, and the front side and the rear side of the frame 1 are respectively and symmetrically provided with two suspension devices.

Wherein, two suspension devices on the front side of the frame, as shown in fig. 5 and 7, the upper and lower sides of the fixed disk 7 are both provided with a hinge shaft 7a which is vertically arranged, as shown in fig. 4 and 6, the mounting rack 4 is plate-shaped, the middle part of the mounting rack is penetrated and provided with a through hole 4c, the mounting rack 4 is provided with two pairs of through holes 4a which are arranged up and down and penetrate through two side surfaces of the mounting rack 4, each pair of through holes 4a are respectively arranged on two sides of the through hole 4c, the mounting rack 4 is fixed on the frame 1 through bolts, one end of the upper connecting arm 5a extends into the through hole 4a which is arranged on the upper side of the mounting rack 4 and is hinged with the hole wall of the through hole 4a, as shown in fig. 4 and 5, one end of the lower connecting arm 5b extends into the through hole 4a which is arranged on the lower side of the mounting rack 4 and is hinged with the hole wall of the through hole 4a, the other end of the upper connecting arm 5a steering wheel 8 which can swing up and down, the hinge shaft 7a hinge which is vertically inserted into the steering wheel 8 which is arranged above the fixed disk 7 and is rotatably connected with the steering wheel 8, so that the fixed disk 7 is vertically arranged around the hinge shaft 7a left and right around the hinge shaft 7a Swing, the other end of lower linking arm 5b articulates there is ability luffing motion steering wheel 8, articulated shaft 7a that is located fixed disk 7 below vertically inserts steering wheel 8 and rotates with steering wheel 8 to be connected and make fixed disk 7 around articulated shaft 7a horizontal hunting, make driving motor 3 pass through articulated shaft 7a and be connected the back with steering wheel 8, 5 luffing motions of driving motor 3 ability relative linking arm, and rotate between articulated shaft 7a and the steering wheel 8 and can realize driving motor 3's rotation, realize driving motor 3 and go up the rotation of wheel 2 promptly, concrete driving method can be through fixed flexible motor on mounting bracket 4, the output and the fixed disk 7 fixed connection of flexible motor, can realize the rotation of fixed disk 7 through the flexible of flexible motor output.

As shown in fig. 1 and 8, in the two suspension devices located at the rear side of the frame 1, the upper side and the lower side of the fixed disk 7 are respectively provided with a horizontally arranged connecting shaft 9, the other end of the upper connecting arm 5a is hinged with the connecting shaft 9 above the fixed disk 7, and the other end of the lower connecting arm 5b is hinged with the connecting shaft 9 below the fixed disk 7, so that the wheel 2 can swing up and down relative to the connecting arm 5.

As shown in fig. 3 and 4, one end of the upper connecting arm 5a hinged to the mounting frame 4 has an opening 5a1 passing through vertically, one end of the shock absorber 6 is hinged to the upper end of the mounting frame 4, and the other end of the shock absorber 6 passes through the opening 5a1 and is hinged to the middle of the lower connecting arm 5b, so that the shock absorber 6 can achieve the buffering of the connecting arm 5.

As shown in fig. 3, the connecting arm 5a has a first leg 5a2 and a second leg 5a3 protruding therefrom, a gap is left between the first leg 5a2 and the second leg 5a3 to form the opening 5a1, the first leg 5a2 and the second leg 5a3 respectively extend into the pair of through holes 4a above the mounting bracket 4 and form a hinge, and the end of the lower connecting arm 5b hinged to the mounting bracket 4 also has two legs, and the two legs of the lower connecting arm 5b respectively extend into the pair of through holes 4a below the mounting bracket 4 and form a hinge.

As shown in fig. 5 and 6, two block-shaped limiting portions 4b are arranged on one side surface of the mounting frame 4 facing the connecting arm 5, the two limiting portions 4b are respectively arranged on the upper side and the lower side of the through hole 4a, when the connecting arm 5 swings, the connecting arm 5 can abut against the limiting portions 4b, and the limiting portions 4b can limit the swing angle of the connecting arm 5, so that the safety of a vehicle in running is ensured.

The design of mounting bracket 4 in this structure makes linkage become an independent structure, as long as frame 1 is reserved with the bolt hole, different positions of frame 1 can be installed to this linkage so, and the equipment is simple and the suitability is better.

Example two:

the structure and principle of this embodiment are basically the same as those of the first embodiment, except that: as shown in fig. 9, the front side and the rear side of the frame 1 are respectively provided with two suspension devices, and the connecting arm 5 in each suspension device can only swing up and down, i.e. the upper side and the lower side of the fixed disk 7 are both provided with the connecting shaft 9 horizontally arranged, the other end of the upper connecting arm 5a is hinged with the connecting shaft 9 above the fixed disk 7, and the other end of the lower connecting arm 5b is hinged with the connecting shaft 9 below the fixed disk 7, so that the wheel 2 can swing up and down relative to the connecting arm 5.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although the terms frame, mounting bracket, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. The utility model provides a suspension of sandy beach cross country vehicle, sandy beach cross country vehicle include frame (1), wheel (2) and can drive wheel (2) pivoted driving motor (3), and suspension is including being annular fixed disk (7), fix on driving motor (3) on fixed disk (7), its characterized in that, suspension still include mounting bracket (4) and linking arm (5), linking arm (5) articulate on mounting bracket (4) and can the luffing motion, linking arm (5) are articulated with fixed disk (7), it has shock absorber (6) that can cushion when linking arm (5) luffing motion to articulate between mounting bracket (4) and linking arm (5), mounting bracket (4) can be dismantled and connect on frame (1).

2. The suspension device of a beach utility vehicle according to claim 1 wherein the mounting bracket (4) is plate-shaped, the mounting bracket (4) has a through hole (4a) extending through both sides thereof, one end of the connecting arm (5) extends into the through hole (4a) and is hinged with the wall of the through hole (4a), and the mounting bracket (4) has a limiting portion (4b) capable of limiting the swing angle of the connecting arm (5).

3. A suspension device for a beach cross-country vehicle according to claim 2, characterised in that the limit stop (4b) is a projection provided on the upper and lower sides of the through hole (4a) on the side of the mounting bracket (4) facing the wheel (2).

4. Suspension arrangement of a beach cross-country vehicle according to claim 1 or 2 or 3, characterised in that the connecting arm (5) comprises an upper connecting arm (5a) and a lower connecting arm (5b) below the upper connecting arm (5a), the upper connecting arm (5a) is provided with an opening (5a1) running through it, one end of the shock absorber (6) is hinged with the mounting frame (4), and the other end passes through the opening (5a1) and is hinged in the middle of the lower connecting arm (5 b).

5. Suspension arrangement of a beach cross-country vehicle according to claim 4, characterised in that the upper connecting arm (5a) has a first leg (5a2) and a second leg (5a3) projecting therefrom and each being hingeable to the mounting frame (4), the first leg (5a2) and the second leg (5a3) being spaced apart to form the aforementioned opening (5a 1).

6. The suspension device of beach cross-country vehicle as claimed in claim 1 or 2 or 3, characterized in that the fixed disc (7) on the front side of the frame (1) has a vertically arranged articulated shaft (7a), the connecting arm (5) is articulated with a steering wheel (8) capable of swinging up and down, and the articulated shaft (7a) is rotatably connected with the steering wheel (8) to enable the fixed disc (7) to swing left and right around the articulated shaft (7 a).

7. The suspension device of beach cross-country vehicle as claimed in claim 1 or 2 or 3, characterized in that the fixed disc (7) on the front side of the frame (1) is provided with a horizontally arranged connecting shaft (9), and the connecting shaft (9) is hinged with the connecting arm (5) so that the fixed disc (7) can swing up and down around the connecting shaft (9).

8. The suspension device of beach cross-country vehicle according to claim 1 or 2 or 3, characterized in that the middle of the mounting bracket (4) is perforated with a through hole (4 c).