CN219857416U - Detachable crawler belt structure applied to barren machine - Google Patents

Abstract

The utility model relates to the technical field of barren machines, in particular to a detachable track structure applied to a barren machine, which comprises a bracket for fixedly bearing the barren machine, a driving wheel component arranged at one end of the bracket and used for providing walking power, a tensioning adjusting component arranged at the other end of the bracket, a tensioning wheel with power connected to the tensioning adjusting component and used for acting as a driven function, and a track sleeved on the driving wheel component and the tensioning wheel and used for being attached to a road surface to walk; the tensioning adjusting part comprises a sliding groove part fixedly arranged at the end part of the support, a sliding part which is connected to the sliding groove part in a sliding way, and a tensioning hydraulic cylinder which is arranged on the support and is in power connection with the sliding part, wherein the tensioning adjusting part is arranged in a hydraulic power mode to controllably drive the tensioning action of the tensioning wheel, so that the purpose that the crawler is tightly tensioned on the tensioning wheel and the driving wheel part or the crawler is loosened from the tensioning wheel and the driving wheel part in an automatic control way is achieved, and an operator does not need to disassemble or assemble the crawler by means of larger force.

Description

Detachable crawler belt structure applied to barren machine

Technical Field

The utility model relates to the technical field of barren machines, in particular to a detachable track structure applied to a barren machine.

Background

The barren machine is a soil preparation machine, can clean shrubs, barren grass and the like, and is widely applied to the fields of agriculture barren, traffic construction, building construction and the like; the barren machine mainly comprises a walking barren machine main body and a machine head which is replaceable and connected in front of the barren machine main body, wherein the machine head can replace specific barren pieces according to the barren site condition to achieve efficient barren operation;

the existing barren machine mainly adopts a crawler-type walking structure, and for different places such as steep slopes, flat lands, rocks, jungles and the like, a crawler with a specific structure is required to improve the smoothness of walking and the firmness of grabbing the land; when the crawler belt is arranged, the structure such as the tensioning wheel and the like capable of realizing the buffer effect is also arranged, and in the process of disassembling the crawler belt, the tensioning matching structure of the crawler belt is utilized, and the auxiliary devices such as the jack and the like are adopted, so that the operation of disassembling or assembling the crawler belt can be realized;

but only the buffer function-realizing structure such as the tensioning wheel is utilized to achieve the aim of conveniently disassembling or assembling the crawler belt, the buffer function-realizing structure is often realized by means of larger force, and the operation that the crawler belt is automatically loosened by the barren machine or automatically tightened on the barren machine after the crawler belt is sleeved can not be realized; there is a need for an improved solution to the above-mentioned problems.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a technical scheme capable of solving the problems.

The detachable crawler belt structure comprises a bracket for fixedly bearing the barren machine, a driving wheel component arranged at one end of the bracket and used for providing walking power, a tensioning adjusting component arranged at the other end of the bracket, a tensioning wheel which is in power connection with the tensioning adjusting component and plays a role in driven, and a crawler belt sleeved on the driving wheel component and the tensioning wheel and used for being attached to a road surface for walking; the tensioning adjusting part comprises a sliding groove part fixedly arranged at the end part of the support, a sliding part connected to the sliding groove part in a sliding way, and a tensioning hydraulic cylinder arranged on the support and connected to the sliding part in a power way, the sliding part is driven by the tensioning hydraulic cylinder to conduct guiding sliding along the sliding groove part, the tensioning wheel is rotationally connected to the sliding part, and the track is in a straight or loose state through sliding of the sliding part.

Preferably, the bracket comprises a middle plate and long plates respectively connected to two sides of the middle plate, the sliding groove piece comprises two sliding groove plates, the two sliding groove plates are respectively arranged on opposite surfaces of the two long plates, guide sliding grooves are respectively arranged on opposite surfaces of the two sliding groove plates, and the sliding piece is connected between the two guide sliding grooves in a sliding way; the tensioning wheel passes through the slider setting between two longplates, and the upper and lower end of tensioning wheel all sees out outside the longplates, has offered the U type opening that supplies the tensioning wheel to see out on the medium plate, and tensioning wheel and U type opening are put aside the cooperation.

Preferably, the sliding piece comprises a connecting block and two sliding plates fixed at the front end of the connecting block, the two sliding plates are matched with each other at intervals to accommodate the tensioning wheel, the two sliding plates are respectively matched with the two guiding sliding grooves in a sliding manner, the connecting block is in power connection with the tensioning hydraulic cylinder, and the tensioning wheel is rotationally connected between the two sliding plates.

Preferably, two sides of the middle plate are integrally connected with the upper end edges of the two long plates, and a U-shaped reinforcing member for firmly fixing the long plates is arranged on the middle plate at a position corresponding to the U-shaped opening.

Preferably, a plurality of first I-shaped wheels protruding below the support are rotatably connected between the two long plates, a plurality of lifting seats are arranged on the support, second I-shaped wheels are rotatably connected on the lifting seats, and the first I-shaped wheels and the second I-shaped wheels are in rolling fit with the inner sides of the tracks.

Preferably, the driving wheel component comprises a power wheel and a hydraulic motor, wherein the power wheel is rotatably connected to the support, the hydraulic motor is fixedly arranged on the support and drives the power wheel to rotate, a gear meshed with the crawler belt is arranged on the power wheel, a tooth slot meshed with the gear is formed in the inner side of the crawler belt in a surrounding mode, and the driving wheel component drives the crawler belt through the meshing of the gear and the tooth slot.

Preferably, two rows of limiting structures are arranged on the inner side of the crawler belt, each row of limiting structures is a plurality of limiting protruding portions which are uniformly distributed, and the two rows of limiting structures are arranged on the inner side of the crawler belt and correspond to two sides of the tooth grooves, so that the power wheel and the tensioning wheel are limited between the two rows of limiting structures.

Preferably, a plurality of support columns are connected between the two long plates, the lower parts of the two long plates are fixedly connected with flat rods through the support columns, the flat rods are lower than the axis of the first spool, and the flat rods are higher than the bottommost end of the first spool.

Compared with the prior art, the utility model has the beneficial effects that:

the tensioning adjusting part is arranged in a hydraulic power mode to controllably drive the tensioning wheel to perform tensioning action, so that the crawler belt is tensioned on the tensioning wheel and the driving wheel part, or the crawler belt is loosened from the tensioning wheel and the driving wheel part under automatic control, and an operator does not need to disassemble or assemble the crawler belt by means of larger force, so that the crawler belt replacing efficiency can be greatly improved.

The tensioning wheel is firmly and stably arranged on the support through the matching of the sliding chute piece and the sliding piece, and can slide and stretch along one end of the support through the sliding of the sliding piece, so that the position of the tensioning wheel can be controlled in a hydraulic power mode through the tensioning hydraulic cylinder corresponding to the sliding direction of the tensioning wheel.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the track structure of the present utility model;

FIG. 3 is a schematic exploded view of the tension adjusting member of the present utility model;

FIG. 4 is a schematic view of a view of the track of the present utility model with the track removed;

FIG. 5 is a schematic view of another view of the track of the present utility model with the track removed;

reference numerals and names in the drawings are as follows:

the device comprises a bracket 10, a middle plate 11, a long plate 12, a U-shaped opening 13, a U-shaped reinforcing member 14, a first spool 15, a lifting seat 16, a second spool 17, a supporting column 18, a flat rod 19, a driving wheel component 20, a power wheel 21, a hydraulic motor 22, a gear 23, a tensioning adjusting component 30, a tensioning wheel 31, a chute piece 32, a chute plate 321, a guide chute 322, a slider 33, a connecting block 331, a sliding plate 332, a tensioning hydraulic cylinder 34, a track 40, a tooth socket 41 and a limiting boss 42.

Detailed Description

The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, in an embodiment of the present utility model, a detachable track structure for a barren machine includes a frame 10 for fixedly supporting the barren machine, a driving wheel component 20 installed at one end of the frame 10 for providing driving power, a tension adjusting component 30 installed at the other end of the frame 10, a tension wheel 31 for driving power connected to the tension adjusting component 30, and a track 40 sleeved on the driving wheel component 20 and the tension wheel 31 for driving on a road surface; the tensioning adjustment part 30 comprises a sliding chute 32 fixedly arranged at the end part of the bracket 10, a sliding piece 33 connected on the sliding chute 32 in a sliding way, and a tensioning hydraulic cylinder 34 arranged on the bracket 10 and connected with the sliding piece 33 in a power way, wherein the sliding piece 33 is guided and slid along the sliding chute 32 by the driving of the tensioning hydraulic cylinder 34, the tensioning wheel 31 is connected on the sliding piece 33 in a rotating way, and the tensioning wheel 31 enables the crawler 40 to be in a stretched or loosened state by the sliding of the sliding piece 33; in the above technical solution, the tensioning adjustment component 30 is arranged in a hydraulic power manner to controllably drive the tensioning action of the tensioning wheel 31, so as to tighten the track 40 on the tensioning wheel 31 and the driving wheel component 20, or to automatically release the track 40 from the tensioning wheel 31 and the driving wheel component 20, so that an operator does not need to disassemble or assemble the track 40 with great effort, and the efficiency of replacing the track 40 can be greatly improved; by firmly and stably mounting the tension pulley 31 on the bracket 10 by adopting the cooperation of the slide groove 32 and the slide 33, and by sliding the slide 33 to slidably expand and contract the tension pulley 31 along one end of the bracket 10, the position of the tension pulley 31 can be controlled by means of hydraulic power by mounting the tension hydraulic cylinder 34 corresponding to the sliding direction of the tension pulley 31 on the bracket 10.

Referring to fig. 3-4, based on the structural arrangement of the bracket 10, the tension adjusting member 30 can be embedded in the bracket 10, so that the bracket 10 includes a middle plate 11 and long plates 12 respectively connected to two sides of the middle plate 11, the sliding groove piece 32 includes two sliding groove plates 321, the two sliding groove plates 321 are respectively arranged on opposite surfaces of the two long plates 12, guiding sliding grooves 322 are respectively arranged on opposite surfaces of the two sliding groove plates 321, and the sliding piece 33 is slidably connected between the two guiding sliding grooves 322; the tensioning wheel 31 is arranged between the two long plates 12 through the sliding piece 33, the upper end and the lower end of the tensioning wheel 31 are both penetrated out of the long plates 12, the middle plate 11 is provided with a U-shaped opening 13 for the tensioning wheel 31 to penetrate out, and the tensioning wheel 31 is in abdication fit with the U-shaped opening 13; by this arrangement, the tensioning cylinder 34 can be provided inside the bracket 10, improving the compactness of the overall structural design.

Referring to fig. 3-4, the sliding piece 33 needs to be connected with a power end of the tensioning hydraulic cylinder 34, and can be in sliding fit with the sliding groove piece 32 on the basis of being rotationally connected with the tensioning wheel 31, based on the technical characteristics, the sliding piece 33 is provided with a connecting block 331 and two sliding plates 332 fixed at the front end of the connecting block 331, the two sliding plates 332 are in clearance fit for accommodating the tensioning wheel 31, the two sliding plates 332 are respectively in sliding fit with the two guiding sliding grooves 322, the connecting block 331 is in power connection with the tensioning hydraulic cylinder 34, and the tensioning wheel 31 is rotationally connected between the two sliding plates 332; in addition, in order to improve the supporting strength of the two long plates 12 to the tension pulley 31, both sides of the middle plate 11 are integrally connected with the upper end edges of the two long plates 12, and a U-shaped reinforcing member 14 for securing the long plates 12 is installed on the middle plate 11 at a position corresponding to the U-shaped opening 13.

Referring to fig. 4-5, in order to ensure that the crawler belt 40 will not touch the support frame 10 during operation, a plurality of first spool wheels 15 protruding below the support frame 10 are rotatably connected between the two long plates 12, a plurality of lifting seats 16 are arranged on the support frame 10, a second spool wheel 17 is rotatably connected to the lifting seats 16, and the first spool wheels 15 and the second spool wheels 17 are in rolling fit with the inner sides of the crawler belt 40.

Referring to fig. 2, 4 and 5, the driving wheel assembly 20 includes a power wheel 21 rotatably connected to the frame 10 and a hydraulic motor 22 fixedly installed on the frame 10 and driving the power wheel 21 to rotate, a gear 23 engaged with the track 40 is provided on the power wheel 21, a tooth slot 41 engaged with the gear 23 is provided around the inner side of the track 40, and the driving wheel assembly 20 drives the track 40 through the engagement of the gear 23 and the tooth slot 41; in addition, two rows of limiting structures are arranged on the inner side of the crawler belt 40, each row of limiting structures is a plurality of limiting protruding portions 42 which are uniformly distributed, and the two rows of limiting structures are arranged on the inner side of the crawler belt 40 at positions corresponding to two sides of the tooth grooves 41, so that the power wheel 21 and the tensioning wheel 31 are limited between the two rows of limiting structures.

Referring to fig. 5, a plurality of support columns 18 are connected between the two long plates 12, and a flat rod 19 is fixedly connected below the two long plates 12 through the support columns 18, wherein the flat rod 19 is lower than the axis of the first spool 15, and the flat rod 19 is higher than the lowest end of the first spool 15; the strength of support column 18 can strengthen support 10, connect flat bar 19 again on this basis, flat bar 19 can make the lower extreme of track 40 remain level and smooth, and the barren machine is when walking, and track 40 can not roll over some great protrusion, and the setting of flat bar 19 can prevent that the protrusion from causing too big indent to track 40 lower extreme, when track 40 rolls over the protrusion promptly, track 40 indent is to supporting flat bar 19, makes the atress of protrusion turn to on flat bar 19 to prevent that track 40 from because of the too big extension that causes of indent, played the guard action for track 40.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (8)

1. The detachable crawler belt structure comprises a bracket for fixedly bearing the barren machine, a driving wheel component arranged at one end of the bracket and used for providing walking power, a tensioning adjusting component arranged at the other end of the bracket, a tensioning wheel which is in power connection with the tensioning adjusting component and plays a role in driven, and a crawler belt sleeved on the driving wheel component and the tensioning wheel and used for being attached to a road surface for walking; the tensioning adjusting component is characterized by comprising a sliding groove part fixedly arranged at the end part of the support, a sliding part connected to the sliding groove part in a sliding way, and a tensioning hydraulic cylinder arranged on the support and connected to the sliding part in a power way, wherein the sliding part is driven by the tensioning hydraulic cylinder to conduct guiding sliding along the sliding groove part, the tensioning wheel is rotationally connected to the sliding part, and the crawler belt is in a straight or loose state through sliding of the sliding part.

2. The detachable crawler belt structure for a barren machine according to claim 1, wherein the bracket comprises a middle plate and long plates respectively connected to two sides of the middle plate, the chute member comprises two chute plates respectively arranged on opposite surfaces of the two long plates, guide chute grooves are respectively arranged on opposite surfaces of the two chute plates, and the sliding piece is slidably connected between the two guide chute grooves; the tensioning wheel passes through the slider setting between two longplates, and the upper and lower end of tensioning wheel all sees out outside the longplates, has offered the U type opening that supplies the tensioning wheel to see out on the medium plate, and tensioning wheel and U type opening are put aside the cooperation.

3. The detachable crawler belt structure for a barren machine according to claim 2, wherein the sliding piece comprises a connecting block and two sliding plates fixed at the front end of the connecting block, the two sliding plates are matched with each other at intervals for accommodating a tensioning wheel, the two sliding plates are respectively matched with the two guiding sliding grooves in a sliding manner, the connecting block is in power connection with the tensioning hydraulic cylinder, and the tensioning wheel is rotationally connected between the two sliding plates.

4. The detachable crawler belt structure for a barren machine according to claim 2, wherein both sides of the middle plate are integrally connected with the upper end edges of the two long plates, and a U-shaped reinforcement for securing the long plates is installed at a position corresponding to the U-shaped opening on the middle plate.

5. The detachable crawler belt structure for the barren machine according to claim 2, wherein a plurality of first spool wheels protruding below the support are rotatably connected between the two long plates, a plurality of lifting seats are arranged on the support, a second spool wheel is rotatably connected to the lifting seats, and the first spool wheel and the second spool wheel are in rolling fit with the inner sides of the crawler belt.

6. The detachable track structure for a barren machine according to claim 5, wherein the driving wheel part comprises a power wheel rotatably connected to the bracket and a hydraulic motor fixedly installed on the bracket and driving the power wheel to rotate, a gear engaged with the track is arranged on the power wheel, a tooth slot engaged with the gear is circumferentially arranged on the inner side of the track, and the driving wheel part drives the track through the engagement of the gear and the tooth slot.

7. The detachable track structure for a barren machine according to claim 6, wherein two rows of limiting structures are arranged on the inner side of the track, each row of limiting structures is a plurality of uniformly arranged limiting protruding portions, and the two rows of limiting structures are arranged on the inner side of the track at positions on two sides of the corresponding tooth grooves, so that the power wheel and the tensioning wheel are limited between the two rows of limiting structures.

8. The detachable crawler belt structure for a barren machine according to claim 6, wherein a plurality of support columns are connected between the two long plates, and a flat rod is fixedly connected below the two long plates through the support columns, the flat rod is lower than the axis of the first spool, and the flat rod is higher than the lowest end of the first spool.