CN210034313U

CN210034313U - Driving wheel device for agricultural machinery

Info

Publication number: CN210034313U
Application number: CN201920702030.5U
Authority: CN
Inventors: 廉广军; 李景宝; 孙景伟; 王虹; 于廷连; 高静
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-16
Filing date: 2019-05-16
Publication date: 2020-02-07
Anticipated expiration: 2029-05-16

Abstract

The utility model belongs to the technical field of agricultural machinery, especially, drive wheel device for agricultural machinery can't adjust its position to the take-up pulley among the current drive wheel device, therefore when toothed belt takes place to loosen and collapses, is not convenient for with the problem of its tensioning, now proposes following scheme, and it includes the mount pad, be provided with the installation cavity on the mount pad, sliding connection has the regulating plate on one side inner wall of installation cavity, the through hole has been seted up on one side inner wall of installation cavity, one side of regulating plate runs through the through hole and extends to one side of mount pad, one side fixed mounting of regulating plate has the movable plate, one side of movable plate is rotated and is connected with the take-up pulley. The utility model discloses when the taut toothed belt of needs, can remove the braking to the rotary rod through the pulling pull rod, rotate the rotary rod this moment alright adjust with the position to the take-up pulley, and then can be taut with toothed belt, the simple operation has stronger practicality.

Description

Driving wheel device for agricultural machinery

Technical Field

The utility model relates to an agricultural machinery technical field especially relates to a drive wheel device for agricultural machinery.

Background

Agricultural machinery refers to various machines used in the production process of crop planting and animal husbandry, as well as in the primary processing and treatment process of agricultural and animal products. Notice is CNU the utility model provides a drive wheel device for agricultural machinery, including crank pulley, its characterized in that, crank pulley connects into a transmission structure through toothed belt and jackshaft belt pulley, take-up pulley, camshaft belt pulley. The utility model discloses with traditional chain drive structure, change into tooth transmission structure, have and reduce drive wheel device operating noise, reduce drive wheel device structure weight and reduce cost's advantage.

In the technical scheme, the traditional transmission structure is changed into the tooth transmission structure, so that the transmission wheel device has the advantages of reducing the working noise of the transmission wheel device, reducing the structural weight of the transmission wheel device and reducing the cost, but the position of a tension wheel in the transmission wheel device cannot be adjusted, so that the tension wheel device is inconvenient to tension when a toothed belt is loosened, and the transmission wheel device for the agricultural machine is provided for solving the problems.

Disclosure of Invention

The utility model aims at solving the problem that the tensioning wheel in the driving wheel device in the prior art can not adjust the position of the tensioning wheel, so that when the toothed belt is loosened, the tensioning wheel device is inconvenient to overcome the defect of tensioning, and the driving wheel device for the agricultural machine is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a driving wheel device for agricultural machinery comprises an installation seat, wherein an installation cavity is arranged on the installation seat, an adjusting plate is connected on the inner wall of one side of the installation cavity in a sliding mode, a through hole is formed in the inner wall of one side of the installation cavity, one side of the adjusting plate penetrates through the through hole and extends to one side of the installation seat, a movable plate is fixedly installed on one side of the adjusting plate, a tensioning wheel is rotatably connected to one side of the movable plate, a toothed belt is sleeved on the outer side of the tensioning wheel, the same screw rod is rotatably connected to the inner walls of the top and the bottom of the installation cavity, penetrates through the adjusting plate and is in threaded connection with the adjusting plate, a rotating rod is rotatably connected to the inner wall of one side of the installation cavity, one end of the rotating rod extends to one side of the installation seat, a first bevel, and first bevel gear and second bevel gear mesh mutually, the one end fixedly connected with arresting gear of rotary rod position in the installation cavity, the utility model discloses simple structure when the taut toothed belt of needs, drive interior ring gear through the pulling pull rod and break away from outer ring gear alright with the braking to the rotary rod of having removed, rotate the rotary rod this moment alright with adjust the position to the take-up pulley, and then can be taut with toothed belt, the simple operation has stronger practicality.

Preferably, arresting gear includes outer ring gear and interior ring gear, and the fixed outside of establishing at the rotary rod of cover of outer ring gear, interior ring gear cover is established in the outside of outer ring gear and is meshed mutually, all rotate on one side of interior ring gear and the one side inner wall of installation cavity and be connected with the axis of rotation, and two one side rotations that the axis of rotation is close to each other rotate continuously, one side fixed mounting of interior ring gear has the second spring, the one end of second spring and one side inner wall fixed connection of installation cavity, the bottom fixed mounting of interior ring gear has the pull rod, the one end of pull rod extends to one side of mount pad, utilizes interior ring gear and outer ring gear to brake the rotary rod, and during the pulling pull rod, can drive interior ring gear and remove, when interior ring gear and outer ring gear break away from mutually, alright in order to have relieved the braking of rotary rod, this moment alright in order to rotate the rotary rod.

Preferably, the one end fixed mounting that is located the rotary rod of mount pad one side has the rolling disc, and one side fixed mounting of rolling disc has the handle, and the outside fixed cover of handle is equipped with the screw thread rubber pad, when holding the handle and rotating, alright rotate with driving the rotary rod.

Preferably, the top and the bottom of rotary rod are all fixedly mounted with a limiting block, and the limiting block is attached to the inner toothed ring, and the limiting block can limit the position of the inner toothed ring.

Preferably, one side fixed mounting of mount pad has two fixed blocks that the symmetry set up, and the equal fixed mounting in one side that two fixed blocks are close to each other has first spring, and one side that two first springs are close to each other respectively with the top and the bottom fixed connection of movable plate, utilize first spring to produce damped effect when adjusting the position of take-up pulley, and then be convenient for carry out accurate regulation to the position of take-up pulley.

In the utility model, when the toothed belt is loosened, the position of the tension wheel needs to be adjusted, at the moment, the pull rod is firstly pulled to drive the inner toothed ring and the outer toothed ring to be disengaged, and the brake on the rotary rod is released at the moment;

hold the handle and rotate the rolling disc and drive the screw rod and rotate, and screw rod and regulating plate threaded connection, and then can drive the regulating plate and remove, the regulating plate can drive the take-up pulley and remove, carries out the take-up pulley and can be taut with toothed belt, after the adjustment finishes, loosens the pull rod again, alright with brake the rotary rod again for the take-up pulley can be fixed on appointed position.

The utility model discloses simple structure, when the taut toothed belt of needs, the ring gear breaks away from outer ring gear alright in order to have relieved the braking to the rotary rod in driving through the pulling pull rod, rotates the rotary rod this moment alright adjust with the position to the take-up pulley, and then can be taut with toothed belt, the simple operation has stronger practicality.

Drawings

Fig. 1 is a schematic structural view of a driving wheel device for agricultural machinery provided by the present invention;

fig. 2 is a structural sectional view of fig. 1 of a driving wheel device for agricultural machinery provided by the present invention;

fig. 3 is an enlarged schematic structural view of a portion a of the driving wheel device for agricultural machinery provided by the present invention.

In the figure: the device comprises a mounting seat 1, a mounting cavity 2, an adjusting plate 3, a screw rod 4, a moving plate 5, a tension pulley 6, a toothed belt 7, a first spring 8, a fixed block 9, a rotating rod 10, a first bevel gear 11, a second bevel gear 12, an outer toothed ring 13, an inner toothed ring 14, a rotating shaft 15, a second spring 16, a pull rod 17, a limiting block 18 and a rotating disc 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1-3, a driving wheel device for agricultural machinery, comprising a mounting base 1, wherein a mounting cavity 2 is arranged on the mounting base 1, an adjusting plate 3 is slidably connected to the inner wall of one side of the mounting cavity 2, a through hole is arranged on the inner wall of one side of the mounting cavity 2, one side of the adjusting plate 3 penetrates through the through hole and extends to one side of the mounting base 1, a moving plate 5 is fixedly arranged on one side of the adjusting plate 3, a tension wheel 6 is rotatably connected to one side of the moving plate 5, a toothed belt 7 is sleeved on the outer side of the tension wheel 6, the same screw rod 4 is rotatably connected to the inner wall of the top and the inner wall of the bottom of the mounting cavity 2, the screw rod 4 penetrates through the adjusting plate 3 and is in threaded connection with the adjusting plate 3, a rotating rod 10 is rotatably connected to the inner wall of one side of the mounting cavity 2, one end of the, and the first bevel gear 11 is engaged with the second bevel gear 12, and one end of the rotating rod 10, which is positioned in the mounting cavity 2, is fixedly connected with a braking device.

In this embodiment, arresting gear includes outer ring gear 13 and interior ring gear 14, and the fixed cover of outer ring gear 13 is established in the outside of rotary rod 10, the outside and the mesh of ring gear 13 are established outward to interior ring gear 14 cover, all rotate on one side of interior ring gear 14 and one side inner wall of installation cavity 2 and be connected with axis of rotation 15, and two one side rotations that axis of rotation 15 is close to each other rotate continuously, one side fixed mounting of interior ring gear 14 has second spring 16, one side inner wall fixed connection of one end of second spring 16 and installation cavity 2, the bottom fixed mounting of interior ring gear 14 has pull rod 17, the one end of pull rod 17 extends to one side of mount pad 1.

In this embodiment, a rotating disc 19 is fixedly installed at one end of the rotating rod 10 located on one side of the mounting seat 1, a handle is fixedly installed on one side of the rotating disc 19, and a threaded rubber pad is fixedly sleeved on the outer side of the handle.

In this embodiment, the top and the bottom of the rotating rod 10 are both fixedly mounted with a limiting block 18, and the limiting block 18 is attached to the inner gear ring 14.

In this embodiment, one side fixed mounting of mount pad 1 has two fixed blocks 9 that the symmetry set up, and the equal fixed mounting in one side that two fixed blocks 9 are close to each other has first spring 8, and one side that two first springs 8 are close to each other respectively with the top and the bottom fixed connection of movable plate 5.

Example two

Referring to fig. 1-3, a driving wheel device for agricultural machinery, comprising an installation base 1, wherein an installation cavity 2 is arranged on the installation base 1, an adjusting plate 3 is connected on the inner wall of one side of the installation cavity 2 in a sliding manner, a through hole is arranged on the inner wall of one side of the installation cavity 2, one side of the adjusting plate 3 penetrates through the through hole and extends to one side of the installation base 1, a moving plate 5 is fixedly installed on one side of the adjusting plate 3 through screws, a tension wheel 6 is rotatably connected to one side of the moving plate 5, a toothed belt 7 is sleeved on the outer side of the tension wheel 6, the inner wall of the top and the inner wall of the bottom of the installation cavity 2 are rotatably connected with the same screw rod 4 through bearings, the screw rod 4 penetrates through the adjusting plate 3 and is in threaded connection with the adjusting plate 3, a rotating rod 10 is rotatably connected on the inner wall of, the outside welding of screw rod 4 has second bevel gear 12, and first bevel gear 11 meshes with second bevel gear 12 mutually, and the one end fixedly connected with arresting gear of rotary rod 10 in being located installation cavity 2, the utility model discloses simple structure, when needs taut toothed belt 7, drive interior ring gear 14 through pulling pull rod 17 and break away from outer ring gear 13 alright with the braking to rotary rod 10 has been relieved, rotate rotary rod 10 alright this moment and adjust with the position to take-up pulley 6, and then can be taut toothed belt 7, the simple operation has stronger practicality.

In this embodiment, the braking device comprises an external gear ring 13 and an internal gear ring 14, the external gear ring 13 is welded and sleeved on the outer side of the rotating rod 10, the internal gear ring 14 is sleeved and meshed on the outer side of the external gear ring 13, a rotating shaft 15 is rotatably connected on one side of the internal gear ring 14 and the inner wall of one side of the mounting cavity 2, and the mutually close sides of the two rotating shafts 15 are rotatably connected, one side of the inner toothed ring 14 is welded with a second spring 16, one end of the second spring 16 is welded with the inner wall of one side of the mounting cavity 2, the bottom of the inner toothed ring 14 is fixedly provided with a pull rod 17 through a screw, one end of the pull rod 17 extends to one side of the mounting seat 1, the inner toothed ring 14 and the outer toothed ring 13 can be used for braking the rotating rod 10, when the pull rod 17 is pulled, the inner toothed ring 14 is driven to move, and when the inner toothed ring 14 and the outer toothed ring 13 are separated, the brake on the rotating rod 10 can be released, and the rotating rod 10 can be rotated.

In this embodiment, the one end welding of the rotary rod 10 that is located mount pad 1 one side has rolling disc 19, and the welding of one side of rolling disc 19 has the handle, and the fixed cover in outside of handle is equipped with the screw thread rubber pad, when holding the handle and rotating, alright rotate with driving rotary rod 10.

In this embodiment, the top and the bottom of rotary rod 10 have all been welded stopper 18, and stopper 18 and interior ring gear 14 laminate mutually, and stopper 18 can carry on spacingly to the position of interior ring gear 14.

In this embodiment, one side of mount pad 1 has two fixed blocks 9 that the symmetry set up through screw fixed mounting, and two fixed blocks 9 all weld first spring 8 in the one side that is close to each other, and two one sides that first spring 8 is close to each other weld with the top and the bottom of movable plate 5 respectively, utilize first spring 8 can produce damped effect when adjusting the position of take-up pulley 6, and then be convenient for carry out accurate regulation to the position of take-up pulley 6.

In this embodiment, when the toothed belt 7 is loosened, the position of the tension pulley 6 needs to be adjusted, the pull rod 17 is pulled to move, the pull rod 17 drives the inner toothed ring 14 to move, the inner toothed ring 14 compresses the second spring 16 and disengages from the outer toothed ring 13 when moving, at this time, the brake on the rotating rod 10 is released, the handle is held to rotate the rotating disc 19, the rotating disc 19 drives the rotating rod 10 to rotate, the rotating rod 10 drives the first bevel gear 11 to rotate, and the first bevel gear 11 engages with the second bevel gear 12, so that the screw rod 4 is driven to rotate, and the screw rod 4 is in threaded connection with the adjustment plate 3, so that the rotational motion can be converted into linear motion, the adjustment plate 3 can be driven to move, the adjustment plate 3 can drive the tension pulley 6 to move, and the tension pulley 6 can tension the toothed belt 7, after the adjustment is completed, the lever 17 is released, so that the rotary lever 10 can be braked again, so that the tensioning wheel 6 can be fixed in the specified position.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A transmission wheel device for agricultural machinery comprises a mounting seat (1) and is characterized in that a mounting cavity (2) is arranged on the mounting seat (1), an adjusting plate (3) is connected to the inner wall of one side of the mounting cavity (2) in a sliding mode, a through hole is formed in the inner wall of one side of the mounting cavity (2), one side of the adjusting plate (3) penetrates through the through hole and extends to one side of the mounting seat (1), a moving plate (5) is fixedly mounted on one side of the adjusting plate (3), a tension wheel (6) is rotatably connected to one side of the moving plate (5), a toothed belt (7) is sleeved on the outer side of the tension wheel (6), the inner wall of the top and the inner wall of the bottom of the mounting cavity (2) are rotatably connected with a same screw rod (4), the screw rod (4) penetrates through the adjusting plate (3) and is in threaded connection with the adjusting plate (3), and a rotating rod (, the one end of rotary rod (10) extends to one side of mount pad (1), the one end fixed mounting of rotary rod (10) has first bevel gear (11), the outside fixed cover of screw rod (4) is equipped with second bevel gear (12), and first bevel gear (11) and second bevel gear (12) mesh mutually, one end fixedly connected with arresting gear that rotary rod (10) are located installation cavity (2).

2. The transmission wheel device for the agricultural machinery according to claim 1, wherein the brake device comprises an outer toothed ring (13) and an inner toothed ring (14), the outer toothed ring (13) is fixedly sleeved on the outer side of the rotating rod (10), the inner toothed ring (14) is sleeved on the outer side of the outer toothed ring (13) and meshed with the outer toothed ring, one side of the inner toothed ring (14) and one side inner wall of the mounting cavity (2) are both rotatably connected with a rotating shaft (15), one side of the two rotating shafts (15) close to each other is rotatably connected, one side of the inner toothed ring (14) is fixedly provided with a second spring (16), one end of the second spring (16) is fixedly connected with one side inner wall of the mounting cavity (2), the bottom of the inner toothed ring (14) is fixedly provided with a pull rod (17), and one end of the pull rod (17) extends to one side of the mounting seat (1).

3. The transmission wheel device for agricultural machinery according to claim 1, wherein one end of the rotating rod (10) located at one side of the mounting seat (1) is fixedly provided with a rotating disc (19), one side of the rotating disc (19) is fixedly provided with a handle, and the outer side of the handle is fixedly sleeved with a threaded rubber pad.

4. The transmission wheel device for agricultural machinery according to claim 1, wherein the top and bottom of the rotating rod (10) are both fixedly provided with a limiting block (18), and the limiting block (18) is attached to the inner gear ring (14).

5. The transmission wheel device for the agricultural machinery according to claim 1, wherein two fixed blocks (9) which are symmetrically arranged are fixedly installed on one side of the installation seat (1), first springs (8) are fixedly installed on the sides, close to each other, of the two fixed blocks (9), and the sides, close to each other, of the two first springs (8) are fixedly connected with the top and the bottom of the moving plate (5) respectively.