CN115320698A

CN115320698A - Four-person snowmobile chassis and sleigh

Info

Publication number: CN115320698A
Application number: CN202210732977.7A
Authority: CN
Inventors: 李耀; 鲍勇吉; 王鹏飞; 康月秋; 费二威; 杨文利
Original assignee: FAW Group Corp
Current assignee: FAW Group Corp
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-11-11

Abstract

The invention relates to a four-person snowmobile chassis and a sleigh, wherein the chassis comprises a skate blade, a steering system, a frame and a braking system; the frame comprises a front frame and a rear frame, the front frame and the rear frame are connected with the frame longitudinal beam through shaft rods, and the front frame and the rear frame can rotate relative to the X axis of the whole vehicle; the steering system is fixedly connected to the front frame; the steering system comprises a sleeve, a bearing, a pressure ring, a steering pull rod, a ball head mounting seat and a T-shaped bogie; the sleeve is fixedly connected to the middle of the front frame, the bearing is fixedly connected in the sleeve through a compression ring, the bottom edge of the T-shaped bogie is cylindrical and is inserted into the inner ring of the bearing, ball head mounting seats are arranged on two edges of the upper portion of the T-shaped bogie, and the ball head mounting seats are connected with the ball head of the steering pull rod; the brake system is fixedly connected to the rear frame; the left and right sides of the front frame and the rear frame are provided with ice skate supports, and ice skates are arranged on the ice skate supports.

Description

Four-person snowmobile chassis and sleigh

Technical Field

The invention relates to the technical field of skiing tools, in particular to a four-person snowmobile chassis and a snowmobile.

Background

All snow vehicles used by the teams in China are imported directly from abroad, the purchasing period is long, the purchasing cost is high, the localization degree of the snow vehicles is poor, and the snow vehicles cannot be completely suitable for the body types and the operation habits of athletes in China. The snowmobile chassis is the main part of snowmobile, and how to design the snowmobile chassis that simple structure, reliable, high strength, dismouting easy maintenance, commonality are good is the heavy load of the heart.

Disclosure of Invention

Therefore, the technical problem to be solved by the invention is to break through the monopoly of the foreign snowmobile technology, thereby providing a four-person snowmobile chassis and a sleigh.

A chassis of a four-person snow vehicle comprises an ice skate blade, a steering system, a vehicle frame and a braking system;

the frame comprises a front frame and a rear frame, the front frame and the rear frame are connected with the frame longitudinal beam through shaft rods, and the front frame and the rear frame can rotate relative to the X axis of the whole vehicle; the steering system is fixedly connected to the front frame; the steering system comprises a sleeve, a bearing, a pressure ring, a steering pull rod, a ball head mounting seat and a T-shaped bogie;

the sleeve is fixedly connected to the middle of the front frame, the bearing is fixedly connected in the sleeve through a compression ring, the T-shaped steering bottom edge is cylindrical and is inserted into the inner ring of the bearing, ball head mounting seats are arranged on two edges of the upper portion of the T-shaped steering frame, and the ball head mounting seats are connected with the ball heads of the steering pull rods;

the brake system is fixedly connected to the rear frame; the left and right sides of the front frame and the rear frame are provided with ice skate supports, and ice skates are arranged on the ice skate supports.

Furthermore, the frame longitudinal beam is fixedly connected with two Y-direction supports which are respectively positioned at two sides of the sleeve;

furthermore, the steering pull rod is provided with internal threads, the connecting end of the ball head and the steering pull rod is a bolt rod, and the steering pull rod is further provided with a positioning boss.

Further, the outer side of the pressing ring is provided with threads.

Further, the brake system comprises a connecting support, a brake rod, a bracket and a reinforcing bracket;

the frame is characterized in that the number of the supports is two, one end of each support is fixedly connected to the left side and the right side of a frame cross beam, the reinforcing supports are arranged between the two supports, the other ends of the two supports are provided with connecting supports, and brake rods are arranged on the connecting supports.

Furthermore, a welding bracket is arranged on the outer side of the frame.

Further, the ice skate blade bracket is connected with the frame through a shaft sleeve, a large bolt for fixing the shaft sleeve is axially arranged on the shaft sleeve, and a limiting bolt is radially arranged on the shaft sleeve; the ice skate support is provided with three clamping ports for connecting the ice skate, and the three clamping ports are respectively connected with the front end, the rear end and the middle protruding part of the ice skate.

Furthermore, a bayonet connected with the middle part of the ice skate is provided with a welding structure for limiting the front and back displacement, and a rubber cushion block is also arranged in the bayonet.

Furthermore, three anti-loose small bolts are arranged on the large bolt.

A ski vehicle comprising a ski vehicle chassis according to any one of the preceding claims.

The technical scheme of the invention has the advantages of simple structure, reliability, high strength, convenience in disassembly and maintenance and good universality, breaks through the monopoly of foreign snow vehicle chassis technology, and provides inspiration for the subsequent snow vehicle chassis technology in China.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the connection between the ice blade and the frame;

FIG. 3 is a schematic view of the frame coupled to the steering system;

FIG. 4 is a schematic view of the connection of the brake system to the frame;

description of reference numerals:

1-an ice skate; 2-welding the structure; 3-a rubber cushion block;

4-a card interface; 5-small bolt; 6-big bolt;

7-shaft sleeve; 8-a limit bolt; 9-a frame;

10-a skate support; 11-frame rails; a 12-Y direction support;

13-a sleeve; 14-a bearing; 15-pressing a ring;

16-a steering tie rod; 17-positioning the boss; 18-a bulb;

19-ball head mounting seat; 20-T-shaped bogies; 21-a gasket;

22-connecting the support; 23-a brake lever; 24-welding the bracket;

25-a frame rail; 26-a scaffold; 27-a reinforcing bracket;

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., 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, but 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

A chassis of a four-person snowmobile comprises a skate blade 1, a steering system, a frame 9 and a braking system;

the frame 9 comprises a front frame and a rear frame, the front frame and the rear frame are connected with the frame longitudinal beam 11 through shaft rods, the front frame and the rear frame can rotate relative to the X axis of the whole vehicle, and the maximum rotation angle is 12 degrees; the steering system is fixedly connected to the front frame; the steering system comprises a sleeve 13, a bearing 14, a pressing ring 15, a steering pull rod 16, a ball head 18, a ball head mounting seat 19 and a T-shaped bogie 20;

the sleeve 13 is fixedly connected to the middle of the front frame, the bearing 14 is fixedly connected in the sleeve 13 through a press ring 15, the bearing is an opposite twin-roller bearing and is used for controlling the forward and backward rotation of an operation rod of an athlete to be transmitted to a front shaft so as to realize the rotation of the front shaft around the whole vehicle, the bottom edge of the T-shaped bogie 20 is cylindrical and is inserted into the inner ring of the bearing 14, ball head mounting seats 19 are arranged on two edges of the upper part of the T-shaped bogie 20, and the ball head mounting seats 19 are connected with the ball head 18 of the steering pull rod 16 through bolts, so that all degrees of freedom of steering are released by the ball head 18, and the situation that clamping stagnation is not generated during steering is ensured;

the brake system is fixedly connected to the rear frame; the left side and the right side of the front frame and the rear frame are both provided with ice skate supports 10, and ice skates 1 are arranged on the ice skate supports 10.

Two Y-direction supports 12 are fixedly connected to the frame longitudinal beam 11 and are respectively positioned on two sides of the sleeve 13, and the supports can be welded to adjust angles, so that the positioning parameters of the whole vehicle can be adjusted;

the steering tie rod 16 is provided with internal threads, the connecting end of the ball head 18 and the steering tie rod 16 is a bolt rod, the steering tie rod 16 is further provided with a positioning boss 17, and the length of the tie rod can be adjusted by fixing the bolt rod and the positioning boss 17, so that the steering characteristic of the vehicle can be adjusted.

The outer side of the pressing ring 15 is provided with threads, and the adjustment of the bearing rotating torque can be realized by adjusting the tightening torque of the structure.

The brake system comprises a connecting support 22, a brake rod 23, a bracket 26 and a reinforcing bracket 27;

the support 26 totally two, and two support 26 one end links firmly respectively in the frame cross member 25 left and right sides, strengthens support 27 and establishes in the middle of two support 26, two all be equipped with connection support 22 on the support 26 other end, connection support 22 passes through the bolt and is connected with brake lever 23, gasket 21 is installed to the Luo shun inboard.

And a welding bracket 24 is arranged on the outer side of the frame 9 to increase the rigidity and strength of a fixed point and ensure that the frame is not damaged in the using process.

The ice skate support 10 is connected with the frame through a shaft sleeve 7, a large bolt 6 for fixing the shaft sleeve 7 is axially arranged on the shaft sleeve 7, and a limiting bolt 8 is radially arranged on the shaft sleeve 7, so that the corner of the ice skate can meet the standard; the ice skate support 10 is provided with three clamping ports for connecting the ice skate 1, and the three clamping ports are respectively connected with the front end, the rear end and the middle protruding part of the ice skate 1.

A bayonet connected with the middle part of the ice skate blade is provided with a welding structure 2 for limiting front and back displacement, and meanwhile, a rubber cushion block 3 is arranged in the bayonet, so that buffering and shock absorption in the using process are guaranteed.

And three small anti-loose bolts 5 are arranged on the large bolt 6.

The invention also includes a ski vehicle comprising the ski vehicle chassis of any of the above.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.

Claims

1. A chassis of a four-person snowmobile is characterized by comprising an ice skate blade (1), a steering system, a frame (9) and a braking system;

the frame (9) comprises a front frame and a rear frame, the front frame and the rear frame are connected with a frame longitudinal beam (11) through a shaft lever, and the front frame and the rear frame can rotate relative to the X axis of the whole vehicle; the steering system is fixedly connected to the front frame; the steering system comprises a sleeve (13), a bearing (14), a pressure ring (15), a steering pull rod (16), a ball head (18), a ball head mounting seat (19) and a T-shaped steering frame (20);

the sleeve (13) is fixedly connected to the middle of the front frame, the bearing (14) is fixedly connected into the sleeve (13) through a pressing ring (15), the bottom edge of the T-shaped bogie (20) is cylindrical and is inserted into the inner ring of the bearing (14), ball head mounting seats (19) are arranged on two edges of the upper portion of the T-shaped bogie (20), and the ball head mounting seats (19) are connected with a ball head (18) of the steering pull rod (16);

the brake system is fixedly connected to the rear frame; the left side and the right side of the front frame and the rear frame are respectively provided with a skate support (10), and skates (1) are arranged on the skate supports (10).

2. The snowmobile chassis of claim 1, wherein two Y-direction supports (12) are attached to the frame rails (11) and are respectively located on both sides of the bushings (13).

3. The snowmobile chassis according to claim 1, characterized in that the steering tie rod (16) is provided with internal threads, the connecting end of the ball head (18) and the steering tie rod (16) is a bolt rod, and the steering tie rod (16) is further provided with a positioning boss (17).

4. The snowmobile chassis of claim 1, wherein the pressure ring (15) is threaded on the outside.

5. The snowmobile chassis of claim 1, wherein the braking system includes a connecting bracket (22), a brake lever (23), a bracket (26), and a reinforcing bracket (27);

support (26) are totally two, and two support (26) one end links firmly respectively in the frame cross member (25) left and right sides, strengthens support (27) and establishes in the middle of two support (26), two all be equipped with on support (26) the other end and connect support (22), be equipped with brake lever (23) on connecting support (22).

6. Snowmobile chassis according to claim 5, characterized in that the frame (9) is provided with a welding bracket (24) on the outside.

7. The snowmobile chassis according to claim 1, wherein the skate support (10) is connected with the frame through a shaft sleeve (7), a large bolt (6) for fixing the shaft sleeve (7) is axially arranged on the shaft sleeve (7), and a limit bolt (8) is radially arranged on the shaft sleeve (7); the ice skate support (10) is provided with three clamping ports for connecting the ice skate (1), and the three clamping ports are respectively connected with the front end, the rear end and the middle protruding part of the ice skate (1).

8. The snowmobile chassis of claim 7, wherein the bayonet connected with the middle part of the ice skate is provided with a welding structure (2) for limiting the front and back displacement, and the bayonet is also provided with a rubber cushion block (3).

9. Snowmobile chassis according to claim 7, characterized in that said large bolt (6) is provided with three small anti-loose bolts (5).

10. A ski vehicle, wherein the ski vehicle comprises the ski vehicle chassis of any one of claims 1-9.