CN219237155U

CN219237155U - Crawler-type snowfield front sled board

Info

Publication number: CN219237155U
Application number: CN202320922643.6U
Authority: CN
Inventors: 王建贵; 龙晓军
Original assignee: Zhejiang Liya Vehicle Industry Co ltd
Current assignee: Zhejiang Liya Vehicle Industry Co ltd
Priority date: 2023-04-18
Filing date: 2023-04-18
Publication date: 2023-06-23
Anticipated expiration: 2033-04-18

Abstract

The utility model discloses a crawler-type snowfield front ski board, which comprises a board body and a quick connecting structure hinged to the top of the board body through a hinge structure, wherein the quick connecting structure comprises a first connecting piece and a second connecting piece, the first connecting piece is hinged to the top of the board body through the hinge structure, a hollow first plug-in cylinder is horizontally arranged on the first connecting piece, the second connecting piece comprises a plug-in column and a hollow second plug-in cylinder which are mutually perpendicular, the plug-in column is inserted into the first plug-in cylinder, a first connecting piece with a mounting hole is respectively arranged on the side walls of the first plug-in cylinder and the second plug-in cylinder, and when the plug-in column is inserted into the first plug-in cylinder, the two first connecting pieces are mutually abutted and fixed through bolts and nuts. In this scheme first connecting piece grafting is fixed in on the snowmobile frame, again with first connecting piece and second connecting piece grafting and through first connecting piece locking fixed, this connection structure can be with ski fast firm connect on the snowmobile, has the installation and dismantles consuming time weak point, connects firm advantage.

Description

Crawler-type snowfield front sled board

Technical Field

The utility model relates to the field of snowmobile parts, in particular to a crawler-type snowmobile front ski.

Background

Sleigh is a snowy sports equipment. Is made of wood or metal. Various types, including rudder, single pry, wide pry, riding type, horizontal type, connecting mold type, traction type, electric type, sail type and the like; currently, skis are often mounted on snowmobiles for snow rescue, transportation, and recreation.

Patent application CN2017216607812 discloses a ski and snowmobile. First protrusions which are spaced from each other are symmetrically arranged in the long side direction of the plate body, and through holes are formed in the plate body between the first protrusions. The end face of the plate body, which is contacted with the ground, is provided with a slide bar, and the slide bar is arranged at two ends of the through hole. A fastening piece is arranged between the first protrusions in a penetrating mode, and the wheel body is arranged on the fastening piece in a rotating mode and protrudes out of the sliding rod through the through hole. The slide bar is positioned in the radial direction of the wheel body. The sliding friction between the sliding rod and the ground is converted into rolling friction between the wheel body and the ground by the ski, so that the advancing efficiency of the ski is improved. Simultaneously, carry out rolling friction between wheel body and the ground, reduced the wearing and tearing of wheel body, prolonged the life of sled board, the wheel body also more is convenient for sled board turn to, has promoted user's use experience. In addition, the purpose of hauling the ski in a short distance on hard ground can also be realized by lifting one end of the ski in the long side direction, thereby bringing convenience to users.

In the above patent, the snowmobile and the ski are connected through the connecting piece arranged on the ski and a plurality of bolts, the connecting structure needs to be fixed through a plurality of bolts and nuts during installation and disassembly, the time consumption for installation and disassembly is long, and the actual requirements of disassembly and operation and maintenance cannot be met; in addition, the bolt is stressed greatly in the use process of the structure, and the connection part is easy to fall off due to fracture.

Disclosure of Invention

Based on the defects that in the prior art, the snowmobile and the ski are connected through a plurality of bolts, so that the installation and the disassembly are troublesome, the time is too long, and the bolts are easily stressed too much to break, so that the connection part falls off, the utility model provides a crawler-type snowmobile front ski.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a leading sled board in crawler-type snowfield, which comprises a plate body, pass through the hinge structure and articulate in the quick connect structure at plate body top, quick connect structure includes first connecting piece and second connecting piece, first connecting piece passes through hinge structure and articulates in plate body top, the level is equipped with hollow first grafting section of thick bamboo on the first connecting piece, the second connecting piece includes mutually perpendicular's spliced pole and hollow second grafting section of thick bamboo, the spliced pole is inserted and is located first grafting section of thick bamboo, the lateral wall of first grafting section of thick bamboo and second grafting section of thick bamboo respectively is equipped with a first connecting piece that takes the mounting hole, two first connecting pieces are mutually leaned on and are fixed through bolt and nut when grafting post inserts first grafting section of thick bamboo, the lateral wall of second grafting section of thick bamboo is equipped with the second connection piece that takes the mounting hole, the second connection piece is used for passing through bolt and nut with the frame on the link be fixed. In this scheme first connecting piece grafting is fixed in on the snowmobile frame, again with first connecting piece and second connecting piece grafting and through first connecting piece locking fixed, this connection structure can be with ski fast firm connect on the snowmobile, has the installation and dismantles consuming time weak point, connects firm advantage.

Preferably, the plug-in column is inserted from one end of the first plug-in cylinder to extend to the outside of the other end of the first plug-in cylinder and is in threaded connection with a locking nut. This scheme is used for the cooperation to fix first connecting piece and second connecting piece, increases joint strength.

Specifically, the hinge structure includes the link that is connected with the plate body top, sets up the articulated seat on the link and sets up the articulated frame on first connecting piece, and the articulated seat swivelling joint has the articulated shaft and the both ends and the articulated frame of articulated shaft are connected. The hinge joint between the first connecting piece and the plate body is realized by the scheme, so that the rotation of the plate body is realized in the driving process, and the bottom surface of the plate body is guaranteed to be attached to the snowfield.

Specifically, the articulated seat is a tubular structure with a shaft hole, the articulated frame is an inverted U-shaped frame plate, the articulated shaft is arranged in the shaft hole in the middle of the articulated seat, and two ends of the articulated shaft extend out of the shaft hole to penetrate through the side walls of two sides of the opening of the articulated frame and are fixed through nuts.

Specifically, the top of the plate body is provided with a mounting vertical plate which is bilaterally symmetrical, the bottom of the connecting frame is provided with a U-shaped plate, and the left side and the right side of the U-shaped plate are respectively attached to the inner wall surfaces of the two mounting vertical plates and are fixedly connected through bolts and nuts.

Specifically, the middle side of the bottom of the plate body is provided with a guide boss, the front side and the rear side of the guide boss are provided with arc sections for guiding, and the height of the arc sections is gradually increased from the middle to the front side and the rear side. The guide boss is used for contacting with the snow ground, reduces the abrasion of the plate body, and prolongs the service life.

Specifically, the middle part of the guide boss is provided with a groove extending along the front and back directions, a cylindrical sliding rod is arranged in the groove, and the bottom of the sliding rod exceeds the bottom surface of the guide boss. The sliding rod can reduce the abrasion of the bottom surface of the guide boss, and further prolongs the service life of the plate body.

Specifically, be equipped with the through-hole in the recess, be equipped with threaded fixed column on the slide bar, the fixed column passes the through-hole and extends to the plate body upside and lock fixedly through the nut. The fixing structure can be used for rapidly carrying out yellowing after the sliding rod is worn.

Specifically, the front end of the groove is provided with a bar-shaped hole, the front end of the slide bar is provided with a smoothly transitional bending part, and the bending part penetrates through the bar-shaped hole and extends to the upper part of the plate body. The structure can increase the stability of the fixing of the slide bar.

Specifically, the front end and the rear end of the plate body are arc-shaped sections which tilt upwards. The arc section plays a role in guiding, so that the plate body can be prevented from being blocked when the snowmobile runs on the snow, and the plate body is always positioned on the surface of the snow.

Compared with the prior art, the utility model has the advantages that: the first connecting piece is pegged graft and is fixed in on the snowmobile frame among this application, again with first connecting piece and second connecting piece grafting and through first connecting piece locking fixed, set up the locking bolt at the spliced pole tip of first connecting piece simultaneously and lock, this connection structure can be with ski quick firm connect on the snowmobile, has the installation and dismantles consuming time weak point, connects firm advantage.

Drawings

The utility model will be described in further detail below in connection with the drawings and the preferred embodiments, but it will be appreciated by those skilled in the art that these drawings are drawn for the purpose of illustrating the preferred embodiments only and thus should not be taken as limiting the scope of the utility model. Moreover, unless specifically indicated otherwise, the drawings are merely schematic representations, not necessarily to scale, of the compositions or constructions of the described objects and may include exaggerated representations.

Fig. 1 is a perspective view (right rear view) of the present application;

FIG. 2 is a perspective view (right forward view) of the present application;

FIG. 3 is a perspective view (bottom view) of the present application;

FIG. 4 is an enlarged view of FIG. 1 at A;

FIG. 5 is an enlarged view at B in FIG. 2;

in the figure: 10. a plate body; 101. installing a vertical plate; 102. a guide boss; 1021. a groove; 10211. a bar-shaped hole; 20. a quick connection structure; 201. a first connector; 2011. a first plug-in cylinder; 2023 2012, a first connection piece; 2013. a lock nut; 202. a second connector; 2021. the second plug-in cylinder; 2022. a plug-in column; 2024. a second connecting piece; 30. a slide bar; 301. fixing the column; 302. a bending part; 40. a hinge structure; 401. a connecting frame; 402. a hinge base; 403. and (5) a hinged frame.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the drawings, and those skilled in the art will appreciate that the descriptions are merely illustrative, exemplary, and should not be construed as limiting the scope of the present utility model.

It should be noted that: like reference numerals denote like items in the following figures, and thus once an item is defined in one figure, it may not be further defined and explained in the following figures.

The title of a crawler-type snowfield front ski is mainly described in this embodiment, and is specifically as follows:

the utility model provides a crawler-type snowfield front sled board, including plate body 10, pass through the quick connect structure 20 of hinge structure 40 in plate body 10 top, quick connect structure 20 includes first connecting piece 201 and second connecting piece 202, first connecting piece 201 articulates in plate body 10 top through hinge structure 40, first connecting piece 201 is last to be equipped with hollow first grafting section of thick bamboo 2011 horizontally, second connecting piece 202 includes mutually perpendicular's grafting post 2023 and hollow second grafting section of thick bamboo 2021, grafting post 2023 inserts and locates in the first grafting section of thick bamboo 2011, the lateral wall of first grafting section of thick bamboo 2011 and second grafting section of thick bamboo 2021 respectively is equipped with a first connecting

piece

2012, 2023 of taking the mounting hole, two first connecting

pieces

2012, 2023 are mutually leaned on and are fixed through the bolt nut when grafting post 2023 inserts in the first grafting section of thick bamboo 2011, the lateral wall of second grafting section of thick bamboo 2021 is equipped with the second connecting piece 2024 of taking the mounting hole, second connecting piece 2024 is used for fixing through the bolt nut with frame on the link 401. In this scheme first connecting piece 201 pegging graft and are fixed in on the snowmobile frame, peg graft first connecting piece 201 and second connecting piece 202 again and through first connecting

piece

2012, 2023 locking is fixed, and this connection structure can be with ski fast firm connection on the snowmobile, has the installation and dismantles consuming time weak point, connects firm advantage.

Preferably, the plug-in post 2023 is inserted from one end of the first plug-in cylinder 2011 to extend to the outside of the other end of the first plug-in cylinder 2011 and is in threaded connection with a lock nut 2013. The scheme is used for fixing the first connecting piece 201 and the second connecting piece 202 in a matching way, and the connecting strength is increased.

Hinge part:

specifically, the hinge structure 40 includes a connection frame 401 connected to the top of the board body 10, a hinge seat 402 disposed on the connection frame 401, and a hinge frame 403 disposed on the first connection member 201, wherein a hinge shaft is rotatably connected to the hinge seat 402, and two ends of the hinge shaft are connected to the hinge frame 403. The hinge joint between the first connecting piece 201 and the plate body 10 is realized in the scheme, so that the rotation of the plate body 10 is realized in the running process, and the bottom surface of the plate body 10 is guaranteed to be attached to the snowfield.

Specifically, the hinge seat 402 has a cylindrical structure with a shaft hole, the hinge frame 403 is an inverted U-shaped frame plate, the hinge shaft is disposed in the shaft hole in the middle of the hinge seat 402, and two ends of the hinge shaft extend out of the shaft hole to penetrate through side walls of two sides of the opening of the hinge frame 403 and are fixed by nuts.

Specifically, the top of the plate body 10 is provided with installation vertical plates which are bilaterally symmetrical, the bottom of the connecting frame 401 is provided with a U-shaped plate, and the left side and the right side of the U-shaped plate are respectively attached to the inner wall surfaces of the two installation vertical plates and are fixedly connected through bolts and nuts.

Plate body part:

specifically, the middle side of the bottom of the plate body 10 is provided with a guide boss 102, the front side and the rear side of the guide boss 102 are provided with arc sections for guiding, and the height of the arc sections is gradually increased from the middle to the front side and the rear side. The guide boss 102 is used to contact the snowfield ground, reducing wear of the plate body 10 and increasing the service life.

Specifically, a groove 1021 extending along the front-back direction is arranged in the middle of the guide boss 102, a cylindrical slide bar 30 is arranged in the groove 1021, and the bottom of the slide bar 30 exceeds the bottom surface of the guide boss 102. The slide bar 30 can reduce the abrasion of the bottom surface of the guide boss 102, and further increase the service life of the plate body 10.

Specifically, a through hole is formed in the groove 1021, a threaded fixing column 301 is arranged on the slide rod 30, and the fixing column 301 passes through the through hole to extend to the upper side of the plate body 10 and is locked and fixed through a nut. Such a fixed structure can quickly undergo yellowing after the slide bar 30 is worn.

Specifically, the front end of the groove 1021 is provided with a bar-shaped hole 10211, the front end of the slide bar 30 is provided with a smoothly transitional bending part 302, and the bending part 302 extends to the upper part of the plate body 10 through the bar-shaped hole 10211. This structure can increase the degree of stability of the fixing of the slide bar 30.

Specifically, the front end and the rear end of the plate body 10 are arc-shaped sections which are tilted upwards. The arc section plays a guiding role, so that the plate body 10 is prevented from being blocked when the snowmobile runs on the snow, and the plate body 10 is always positioned on the surface of the snow.

While the foregoing has been provided to illustrate the principles and embodiments of the present utility model, and while specific embodiments have been described herein, it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the principles and embodiments of the utility model, the utility model is defined in the appended claims.

Claims

1. The utility model provides a leading sled board in crawler-type snowfield, which comprises a plate body, through the hinge structure articulated in the quick connect structure at plate body top, a serial communication port, quick connect structure includes first connecting piece and with the second connecting piece, first connecting piece articulates in plate body top through the hinge structure, the level is equipped with hollow first grafting section of thick bamboo on the first connecting piece, the second connecting piece includes mutually perpendicular's grafting post and hollow second grafting section of thick bamboo, the grafting post is inserted and is located in the first grafting section of thick bamboo, the lateral wall of first grafting section of thick bamboo and second grafting section of thick bamboo respectively is equipped with a first connecting piece of taking the mounting hole, two first connecting pieces are mutually attached and are fixed through bolt and nut when the grafting post inserts in the first grafting section of thick bamboo, the lateral wall of second grafting section of thick bamboo is equipped with the second connection piece of taking the mounting hole.

2. The crawler snowmobile front ski of claim 1, wherein the plug post is inserted from one end of the first plug barrel and extends out of the other end of the first plug barrel and is threadably connected to a lock nut.

3. The crawler snowmobile of claim 1, wherein the hinge structure comprises a connecting frame connected to the top of the board body, a hinge seat provided on the connecting frame, and a hinge frame provided on the first connecting member, wherein the hinge seat is rotatably connected with a hinge shaft, and both ends of the hinge shaft are connected with the hinge frame.

4. A crawler snowfield front ski as in claim 3 wherein the hinge base is a tubular structure with an axle hole and the hinge frame is an inverted U-shaped frame plate, the hinge axle is disposed in the axle hole in the middle of the hinge base and the two ends of the hinge axle extend out of the axle hole and penetrate through the side walls of the two sides of the hinge frame opening and are secured by nuts.

5. A crawler-type snowfield front ski according to claim 3, wherein the top of the plate body is provided with a mounting vertical plate which is bilaterally symmetrical, the bottom of the connecting frame is provided with a U-shaped plate, and the left side and the right side of the U-shaped plate are respectively abutted against the inner wall surfaces of the two mounting vertical plates and are fixedly connected through bolts and nuts.

6. The crawler-type snowfield front ski according to claim 1, wherein the middle side of the bottom of the plate body is provided with a guide boss, the front side and the rear side of the guide boss are provided with arc sections for guiding, and the height of the arc sections gradually increases from the middle to the front side and the rear side.

7. The crawler snowmobile of claim 6, wherein the guide boss has a recess extending in a fore-and-aft direction in a middle portion thereof, a cylindrical slide bar is disposed in the recess and a bottom portion thereof extends beyond a bottom surface of the guide boss.

8. The crawler snowfield front ski of claim 7, wherein the recess has a through hole therein, and the slide bar has a threaded fixing post extending through the through hole to the upper side of the plate body and secured by a nut.

9. A crawler snowfield front ski as claimed in claim 7 or claim 8 wherein the front end of the recess is provided with a bar shaped aperture and the front end of the slide bar is provided with a smoothly transition bend which extends through the aperture to above the body.

10. A crawler snowmobile front ski as in claim 1 wherein the front and rear ends of the body are upwardly turned arcuate sections.