CN212637720U

CN212637720U - Crawler structure of snow sweeper

Info

Publication number: CN212637720U
Application number: CN202021173016.XU
Authority: CN
Inventors: 黄鹏; 万峻峰; 黄小华; 麦辉发
Original assignee: Zhejiang Dobest Power Tools Co ltd
Current assignee: Zhejiang Dobest Power Tools Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-03-02
Anticipated expiration: 2030-06-22

Abstract

The utility model provides a crawler structure of snowplow belongs to snowplow technical field. The snow sweeper solves the problems that most of the existing snow sweepers are wheel-type, have large running resistance on the snow-thick or muddy road surface, are easy to slip, are not suitable for operation in the environment with complex terrain, and the like. The utility model discloses a support, action wheel, from the driving wheel and around establishing at the action wheel and from the track on the driving wheel, action wheel and drive wheel rotate to set up on the support, still are equipped with a transmission drive action wheel on the support and rotate, still are provided with a clutch between transmission and the action wheel, and this clutch can make transmission and action wheel transmission separation or be connected. The utility model has the advantages that the crawler belt structure is adopted, the obstacle crossing capability is good, and the influence of uneven road surface on the snow sweeper is reduced; through the clutch device, the crawler structure on one side of the snow sweeper is separated in transmission, and the pivot steering can be realized.

Description

Crawler structure of snow sweeper

Technical Field

The utility model belongs to the technical field of the snowplow, a track structure of snowplow is related to.

Background

Northern countries and regions often snows in cold winter, and high-grade highways, urban roads, rural highways, houses and the like are often blocked by snow, so that normal driving cannot be performed, inconvenience is brought to driving and pedestrians, and the snow on the road surface needs to be cleaned in time after the snow is in winter in order to ensure smooth road.

Mechanical snow removal is the most effective snow removal method at present, and not only is snow sweeping fast and efficient, but also is low in snow removal cost, and does not cause environmental pollution, so that various economical and light snow sweepers with fast snow sweeping speed can be produced, and the snow sweepers can be rapidly popularized and applied, so that small snow sweepers are basically adopted to sweep in regions with serious snow accumulation.

Most of snow sweepers on the market at present are wheel-type, and on the road with thick accumulated snow or muddy snow, tires of the snow sweepers can sink into the snow or the mud, so that the snow sweeper has large traveling resistance and is easy to slip; or on some uneven road surfaces, the snow sweeper jolts very much in the traveling process; the wheel-type snowplow has large turning radius and inconvenient steering, and is not suitable for operation in the environment with complex terrain.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems of the prior snow sweeper, and provides a crawler structure convenient for walking and steering.

The purpose of the utility model can be realized by the following technical proposal:

the crawler structure of the snow sweeper comprises a support, a driving wheel, a driven wheel and a crawler wound on the driving wheel and the driven wheel, wherein the driving wheel and the driving wheel are rotatably arranged on the support.

In the above-mentioned track structure of a snow sweeper, the transmission device includes drive sprocket and driving sprocket and around establishing the chain on drive sprocket and driving sprocket, drive sprocket rotates and sets up on the support, the action wheel rotates through a driving shaft and sets up on the support, driving sprocket rotates and sets up on the driving shaft.

In foretell crawler structure of snowplow, clutch include separation and reunion seat, separation and reunion shift fork and separation and reunion actuating mechanism, the separation and reunion seat cover is established on the driving shaft and both circumference links, and the periphery of separation and reunion seat is opened has first draw-in groove, the separation and reunion shift fork card is established in first draw-in groove to can drive the separation and reunion pivot along the driving shaft back and forth movement under the drive of separation and reunion actuating mechanism, so that separation and reunion seat and drive sprocket linkage or separation.

In the track structure of the snow sweeper, the end face of one side of the clutch seat is provided with the plurality of transmission bulges, the transmission chain wheel is provided with the insertion gap which is too inserted and matched with the transmission bulges, and the clutch driving mechanism can drive the clutch seat to move back and forth to enable the transmission bulges to be inserted into or separated from the insertion gap.

In foretell crawler structure of snowplow, separation and reunion actuating mechanism include the rope, the fixed seat that rotates that is equipped with on the support, be equipped with a rotation portion on the medial surface of separation and reunion shift fork, rotation portion rotates with the seat of rotating to be connected, and the one end of separation and reunion shift fork is equipped with the portion of inserting, the portion of inserting inlays to be established in above-mentioned first draw-in groove, and the other end is connected with the rope, and the pulling rope makes the separation and reunion shift fork use the seat of rotating to rotate as the axle center to make the portion of inserting drive separation and reunion.

In the track structure of the snow sweeper, a return spring is arranged between the clutch seat and the bracket.

In the track structure of the snow sweeper, the driving shaft is provided with the tooth-shaped part, the clutch seat is provided with the tooth-shaped groove meshed with the tooth-shaped part, and the clutch seat is connected with the driving shaft in a sliding manner and can synchronously rotate through the sliding meshing connection of the tooth-shaped groove and the tooth-shaped part.

In the track structure of the snow sweeper, the driving sprocket is rotatably arranged on the bracket through a sprocket shaft, one end of the sprocket shaft penetrates through the driving sprocket and extends outwards to form a butt joint part, and the butt joint part can be in butt joint with the transmission output end of the snow sweeper.

In foretell track structure of snowplow, the support on still be equipped with the overspeed device tensioner who is used for adjusting the track tensioning, this overspeed device tensioner includes regulating plate and tensioning seat, has opened an adjustment tank on following the driving wheel tensioning direction on the support, rotate from a driving wheel and be connected with a driven shaft, the driven shaft pass behind the above-mentioned adjustment tank with the tensioning seat link firmly, the regulating plate is fixed to be set up on the support, one side of tensioning seat is fixed and is provided with an adjusting screw, adjusting screw passes through the regulating plate after the regulating plate and is connected through the fastener with the regulating plate.

Compared with the prior art, the utility model adopts a track structure, has large supporting area, small ground pressure, small rolling resistance, good cross-country mobility and good obstacle crossing capability, ensures that the snow sweeper still keeps stable under the condition of snow sweeping movement, and reduces the influence of uneven road surface on the snow sweeper; through the clutch device, the crawler structure on one side of the snow sweeper is separated in transmission, and the pivot steering can be realized.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention;

fig. 2 is a schematic view of a clutch structure of the present invention;

fig. 3 is an assembly schematic view of the clutch mechanism of the present invention;

fig. 4 is a schematic structural diagram of the tensioning device of the present invention.

In the figure, 1, a bracket; 101. a driving wheel; 102. a drive shaft; 103. a driven wheel; 104. a driven shaft; 105. a crawler belt; 106. a drive sprocket; 107. a drive sprocket; 108. a sprocket shaft; 109. a clutch seat; 110. a shifting fork is clutched; 111. a transmission projection; 112. a rope; 113. a rotating seat; 114. a rotating part; 115. an insertion portion; 116. an adjusting plate; 117. a tensioning seat; 118. an adjustment groove; 119. adjusting the screw rod; 120. a return spring; 121. a toothed groove; 122. a tooth-shaped portion; 123. a butt joint part.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, a crawler structure of snowplow, including support 1, action wheel 101, follow driving wheel 103 and around establishing at action wheel 101 and follow track 105 on driving wheel 103, action wheel 101 and drive wheel rotate and set up on support 1, support 1 on still be equipped with a transmission drive action wheel 101 and rotate, transmission and action wheel 101 between still be provided with a clutch, this clutch can make transmission and action wheel 101 transmission separation or be connected.

The transmission device comprises a driving chain wheel 106, a driving chain wheel 107 and a chain wound on the driving chain wheel 106 and the driving chain wheel 107, the driving chain wheel 106 is rotatably arranged on the support 1, the driving wheel 101 is rotatably arranged on the support 1 through a driving shaft 102, the driving chain wheel 107 is rotatably arranged on the driving shaft 102, the driving chain wheel is rotatably arranged on the support through a chain wheel shaft 108, one end of the chain wheel shaft 108 penetrates out of the driving chain wheel to outwardly extend to form a butt joint part 123, and the butt joint part 123 can be butted with the driving output end of the snow sweeper.

As shown in fig. 2, the clutch device includes a clutch seat 109, a clutch fork 110 and a clutch driving mechanism, the clutch seat 109 is sleeved on the driving shaft 102 and the clutch seat and the driving shaft are linked in circumferential direction, a first clamping groove is opened at the periphery of the clutch seat 109, the clutch fork 110 is clamped in the first clamping groove and can drive the clutch rotating shaft to move back and forth along the driving shaft 102 under the driving of the clutch driving mechanism, so that the clutch seat 109 is linked or separated from the driving sprocket 107.

As shown in fig. 3, a plurality of transmission protrusions 111 are arranged on one side end surface of the clutch seat 109, an insertion gap for inserting and matching the transmission protrusions 111 is arranged on the transmission chain wheel 107, the clutch driving mechanism can drive the clutch seat 109 to move back and forth to enable the transmission protrusions 111 to be inserted into or separated from the insertion gap, a tooth-shaped portion 122 is arranged on the driving shaft 102, a tooth-shaped groove 121 meshed with the tooth-shaped portion 122 is formed in the clutch seat 109, and the clutch seat 109 and the driving shaft 102 are connected in a sliding manner and can rotate synchronously through the sliding meshing connection of the tooth-shaped groove 121 and the tooth-shaped portion 122.

Clutch actuating mechanism includes rope 112, and the fixed seat 113 that rotates that is equipped with on support 1 is equipped with a rotation portion 114 on the medial surface of separation and reunion shift fork 110, rotation portion 114 rotates with rotation seat 113 to be connected, and the one end of separation and reunion shift fork 110 is equipped with insertion portion 115, insertion portion 115 inlays to be established in above-mentioned first draw-in groove, and the other end is connected with rope 112, and pulling rope 112 makes separation and reunion shift fork 110 use and rotates seat 113 as the axle center and rotate to make insertion portion 115 drive separation and reunion seat 109 horizontal migration, separation and reunion seat 109 and support 1 between be provided with a reset spring 120.

As shown in fig. 4, the bracket 1 is further provided with a tensioning device for adjusting the tensioning of the track 105, the tensioning device includes an adjusting plate 116 and a tensioning seat 117, an adjusting groove 118 is formed on the bracket 1 along the tensioning direction of the driven wheel 103, the driven wheel 103 is rotatably connected with a driven shaft 104, the driven shaft 104 passes through the adjusting groove 118 and then is fixedly connected with the tensioning seat 117, the adjusting plate 116 is fixedly arranged on the bracket 1, an adjusting screw 119 is fixedly arranged on one side of the tensioning seat 117, and the adjusting screw 119 passes through the adjusting plate 116 and then is connected with the adjusting plate 116 through a fastener.

The working principle of the utility model is as follows:

the control console of the snow sweeper is provided with two steering handles, a rope 112 connected with the steering handles respectively controls clutch driving mechanisms on two sides, after the rope 112 on the left side is pulled, a clutch shifting fork 110 rotates around a rotating seat 113 to push a clutch seat 109 to be outwards separated from a transmission chain wheel 107, so that a driving shaft 102 loses power, a driving wheel 101 and a driven wheel 103 stop rotating, the chassis on the left side stops advancing at the moment, and the snow sweeper starts to rotate leftwards in situ due to the fact that the chassis on the right side still continues to advance at the moment;

the rope 112 on the left side is loosened, the return spring 120 pushes the clutch seat 109 to move towards the transmission chain wheel 107, the transmission protrusion 111 is inserted into the insertion gap, the transmission chain wheel 107 drives the clutch seat 109 and the driving shaft 102 to rotate, the chassis on the left side returns to move, otherwise, the rope 112 on the right side is pulled, the chassis on the right side stops moving, and the snow sweeper starts to move away from and rotates to the right.

It is to be understood that in the claims, the specification of the present invention, all "including … …" are to be interpreted in an open-ended manner, i.e. in a manner equivalent to "including at least … …", and not in a closed manner, i.e. in a manner not to be interpreted as "including … … only".

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a crawler structure of snow sweeper, includes support (1), action wheel (101), follows driving wheel (103) and around establishing track (105) on action wheel (101) and follow driving wheel (103), action wheel (101) and drive wheel rotate and set up on support (1), its characterized in that, support (1) on still be equipped with a transmission drive action wheel (101) and rotate, transmission and action wheel (101) between still be provided with a clutch, this clutch can make transmission and action wheel (101) transmission separation or be connected.

2. The track structure of a snow sweeper according to claim 1, wherein the transmission device comprises a driving sprocket (106) and a transmission sprocket (107) and a chain wound on the driving sprocket (106) and the transmission sprocket (107), the driving sprocket (106) is rotatably arranged on the bracket (1), the driving wheel (101) is rotatably arranged on the bracket (1) through a driving shaft (102), and the transmission sprocket (107) is rotatably arranged on the driving shaft (102).

3. The crawler belt structure of a snow sweeper according to claim 2, wherein the clutch device comprises a clutch seat (109), a clutch fork (110) and a clutch driving mechanism, the clutch seat (109) is sleeved on the driving shaft (102) and is in circumferential linkage with the driving shaft (102), a first clamping groove is formed in the periphery of the clutch seat (109), the clutch fork (110) is clamped in the first clamping groove and can drive the clutch rotating shaft to move back and forth along the driving shaft (102) under the driving of the clutch driving mechanism, so that the clutch seat (109) is in linkage with or separated from the driving sprocket (107).

4. The track structure of a snow sweeper according to claim 3, wherein a plurality of transmission protrusions (111) are arranged on one side end face of the clutch seat (109), the transmission chain wheel (107) is provided with an insertion gap which is too inserted and matched with the transmission protrusions (111), and the clutch driving mechanism can drive the clutch seat (109) to move back and forth to enable the transmission protrusions (111) to be inserted into or separated from the insertion gap.

5. The track structure of the snow sweeper as claimed in claim 3, wherein the clutch driving mechanism comprises a rope (112), a rotating seat (113) is fixedly arranged on the bracket (1), a rotating part (114) is arranged on the inner side surface of the clutch fork (110), the rotating part (114) is rotatably connected with the rotating seat (113), an inserting part (115) is arranged at one end of the clutch fork (110), the inserting part (115) is embedded in the first clamping groove, the other end of the inserting part is connected with the rope (112), and the rope (112) is pulled to enable the clutch fork (110) to rotate by taking the rotating seat (113) as an axis so that the inserting part (115) drives the clutch seat (109) to move horizontally.

6. A track structure of a snow sweeper according to claim 3, characterized in that a return spring (120) is arranged between the clutch seat (109) and the bracket (1).

7. The track structure of the snow sweeper according to claim 3, wherein the driving shaft (102) is provided with a tooth-shaped part (122), the clutch seat (109) is provided with a tooth-shaped groove (121) meshed with the tooth-shaped part (122), and the clutch seat (109) is connected with the driving shaft (102) in a sliding way and can rotate synchronously through the sliding meshed connection of the tooth-shaped groove (121) and the tooth-shaped part (122).

8. The track structure of a snow sweeper as claimed in claim 2, wherein the drive sprocket (106) is rotatably mounted to the frame by a sprocket shaft (108), and one end of the sprocket shaft (108) extends out of the drive sprocket (106) to form an abutment (123), the abutment (123) being capable of abutting against the drive output end of the snow sweeper.

9. A snow plough track structure according to claim 1, characterized in that the frame (1) is further provided with tensioning means for adjusting the tensioning of the track (105).

10. The track structure of a snow sweeper according to claim 9, wherein the tensioning device comprises an adjusting plate (116) and a tensioning seat (117), the support (1) is provided with an adjusting groove (118) along the tensioning direction of the driven wheel (103), the driven wheel (103) is rotatably connected with a driven shaft (104), the driven shaft (104) is fixedly connected with the tensioning seat (117) after passing through the adjusting groove (118), the adjusting plate (116) is fixedly arranged on the support (1), one side of the tensioning seat (117) is fixedly provided with an adjusting screw (119), and the adjusting screw (119) is connected with the adjusting plate (116) through a fastener after passing through the adjusting plate (116).