CN218935207U - Double chain wheel for agricultural machinery - Google Patents

Abstract

The utility model relates to the technical field of chain wheels and discloses an agricultural machine double-row chain wheel, which comprises a chain wheel assembly, wherein one side of the chain wheel assembly is provided with a first gear tooth, the other side of the chain wheel assembly is fixedly provided with a second gear tooth, the outer wall of the chain wheel assembly is provided with an anti-abrasion assembly, the outer wall of the chain wheel body is provided with an abrasion strip, and the abrasion strip is made of material characteristics, so that the agricultural machine double-row chain wheel can be contacted with pulverized coal in the use process, a small amount of pulverized coal is adhered to the outer wall of the abrasion strip, the pulverized coal contains a small amount of hard sand, when the sand is contacted with the abrasion strip, the sand can be blocked, the mutual abrasion of the chain wheel body and the sand can be effectively prevented, after a period of use, the button is pressed, the eye-splice is pulled out from the inner wall of a clamping groove, and then the anti-abrasion assembly is taken down from the outer wall of the chain wheel body to replace the abrasion strip, the outer wall of the chain wheel body can be always protected in an anti-abrasion manner, and the problem that the conventional device can cause the falling of a surface material of the chain wheel in the friction process is solved.

Description

Double chain wheel for agricultural machinery

Technical Field

The utility model relates to the technical field of chain wheels, in particular to an agricultural machinery double-row chain wheel.

Background

As a new gear product, the sprocket has a high transmission speed, and in the specific application process, the noise generated by the high rotation speed is very small, which is also beneficial to realizing good processing environment shaping. In the application of the chain wheel, not only the installation precision is high, but also the machining precision is ideal, the existing chain wheel is worn and consumed more in the use process, and improvement is needed.

The existing agricultural machinery double-row chain wheel can refer to the Chinese patent with the issued publication number of CN209739990U, and discloses a double-row toothed chain wheel which comprises a wheel body, wherein the wheel body is provided with a mounting hole, the outer side wall of the wheel body is uniformly distributed with a plurality of pairs of gear teeth, the gear teeth are arranged in double rows, so that the average bearing pressure of a plurality of gear teeth in the follow-up actual conveying process is smaller, the abrasion efficiency of a plurality of gear teeth can be slowed down, and the whole service life of the chain wheel can be prolonged. "

However, when the device is used, the abrasion effect between the chain wheels is solved by only applying the pressure, lubricating oil is not added between the chain wheels and the chain, if the abrasion effect is not improved, the abrasion degree is increased after long-time use, so that the cost is increased, meanwhile, the device is not provided with an abrasion-proof device on the outer wall of the chain wheels, in the use process, a small amount of coal dust is inevitably contacted with the coal dust due to the chain, the coal dust is stuck on the contact part of the chain wheel and the chain nest, the coal dust contains a small amount of hard sand, and the falling of the material on the surface of the chain wheels can be caused in the friction process.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an agricultural machinery double-row chain wheel, which has the advantage of increasing the anti-wear effect and solves the problems proposed by the background art.

The utility model provides the following technical scheme: the utility model provides an agricultural machine double sprocket, includes sprocket assembly, one side of sprocket assembly is equipped with the teeth of a cogwheel one, sprocket assembly's opposite side is fixed to be equipped with the teeth of a cogwheel two, sprocket assembly's outer wall is equipped with the abrasionproof subassembly.

As a preferable technical scheme of the utility model, the chain wheel assembly comprises a wheel body, an oil outlet is formed in the outer wall of the wheel body, a sealing cover is rotatably connected to the outer wall of one side of the wheel body, which is close to a first gear tooth, a locking ring is arranged on the outer wall of the wheel body, and a buckle is clamped on the outer wall of the locking ring.

As a preferable technical scheme of the utility model, one end of the locking ring is positioned on the outer wall of the wheel body, the other end of the locking ring is positioned on the outer wall of one side of the first gear tooth close to the second gear tooth, and the inner wall of the wheel body is filled with lubricating oil.

As a preferable technical scheme of the wear-resistant assembly, the wear-resistant assembly comprises a wear strip, a lock catch is fixedly arranged on the outer wall of one side of the wear strip, an inserting buckle is fixedly arranged on the other side of the wear strip, a button is fixedly arranged at the top of the lock catch, and a clamping groove is formed in the outer wall of one side, close to the inserting buckle, of the lock catch.

As a preferable technical scheme of the utility model, the shape of the eye-splice is semicircular, the size of the eye-splice is matched with the size of the clamping groove, and the wear strip is prepared from high manganese steel.

As a preferable technical scheme of the utility model, the first gear teeth and the second gear teeth are identical in size and thickness, one end of the wear-resistant assembly is positioned on the outer wall of one side of the second gear teeth, which is close to the first gear teeth, and the first gear teeth and the second gear teeth are subjected to heat treatment.

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

1. this double sprocket of agricultural machine is equipped with the wearing and tearing strip through the outer wall of wheel body, and utilize the material characteristic of wearing and tearing strip, can make the device in the use, with the buggy contact, make the outer wall of wearing and tearing strip have a little buggy, and the buggy contains a little hard sand, when sand and wearing and tearing strip contact, can be blocked, can effectively prevent wheel body and the mutual wearing and tearing of sand, after using a period, through pressing the button, take out the inner wall of draw-in from the draw-in groove with the eye-splice, and then take off the wear-proof subassembly from the outer wall of wheel body, change it, can make the outer wall of wheel body all play the abrasionproof and decrease the protection all the time, the problem that traditional device can arouse sprocket surface material in the friction process has been solved.

2. This double sprocket of agricultural machine, because gravity reason, when the device uses, the accessible oil outlet throws away the lubricating oil of wheel body inner wall, and then accomplishes the lubrication effect to roller and endotheca clearance, improves operating condition, reduces the wearing and tearing condition of wheel body, has increased work efficiency, has solved traditional device and has not added lubricating oil and make the not good problem of lubrication effect.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a gear tooth II according to the present utility model;

FIG. 3 is a schematic view of the wheel body structure of the present utility model;

FIG. 4 is a schematic view of the wear assembly of the present utility model;

fig. 5 is a schematic diagram of an explosive structure according to the present utility model.

In the figure: 1. a sprocket assembly; 101. a wheel body; 102. an oil outlet hole; 103. sealing cover; 104. a locking ring; 105. a buckle; 2. gear teeth I; 3. gear teeth II; 4. an anti-wear assembly; 401. a wear strip; 402. locking; 403. a button; 404. a clamping groove; 405. and (5) inserting and buckling.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described 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. 1-5, an agricultural machine double-row sprocket comprises a sprocket assembly 1, one side of the sprocket assembly 1 is provided with a first gear tooth 2, the other side of the sprocket assembly 1 is fixedly provided with a second gear tooth 3, the outer wall of the sprocket assembly 1 is provided with an anti-wear assembly 4, by adopting the structure, the device can completely wrap a wheel body 101 through the matching of a locking ring 104 of the device and the second gear tooth 3, thereby avoiding that the outer wall of the wheel body 101 is directly contacted with a little hard sand mixed with pulverized coal, and reducing the abrasion condition of the device.

Referring to fig. 3, the sprocket assembly 1 includes a wheel body 101, an oil outlet 102 is formed in an outer wall of the wheel body 101, a sealing cover 103 is rotatably connected to an outer wall of one side of the wheel body 101, which is close to a gear tooth one 2, a locking ring 104 is arranged on an outer wall of the wheel body 101, a buckle 105 is clamped on an outer wall of the locking ring 104, by means of the above structure, the buckle 105 is pressed by external force, so that the locking ring 104 is opened, lubricating oil on an inner wall of the wheel body 101 can be added, smoothness of use of the device is guaranteed, and practicability of the device is improved.

Referring to fig. 5, one end of the lock ring 104 is located on the outer wall of the wheel body 101, the other end of the lock ring 104 is located on the outer wall of one side of the first gear tooth 2, which is close to the second gear tooth 3, and the inner wall of the wheel body 101 is filled with lubricating oil.

Referring to fig. 4, the wear-resistant assembly 4 includes a wear strip 401, a lock catch 402 is fixedly mounted on an outer wall of one side of the wear strip 401, a buckle 405 is fixedly mounted on the other side of the wear strip 401, a button 403 is fixedly disposed on a top of the lock catch 402, a slot 404 is formed on an outer wall of one side of the lock catch 402, which is close to the buckle 405, after the wear-resistant assembly is used for a period of time, the button 403 is pressed by external force, so that the buckle 405 is separated from an inner wall of the slot 404, and the wear-resistant assembly 4 is removed from an outer wall of the sprocket assembly 1, and a new wear-resistant assembly 4 is placed on the outer wall of the sprocket assembly 1 for replacement, so that the wear degree of the wear-resistant assembly is reduced, and the service life of the wear-resistant assembly is prolonged.

Referring to fig. 4, the shape of the insert buckle 405 is in a semicircular arc shape, the size of the insert buckle is matched with the size of the clamping groove 404, the wear strip 401 is made of high manganese steel, and the manganese content of the wear strip 401 exceeds 10%, by utilizing the structure, through the characteristics of the wear strip 401, the wear strip 401 has the functions of wear resistance and impact resistance, and can effectively prevent the surface of the sprocket assembly 1 from inevitably contacting with coal dust due to a chain, so that a small amount of coal dust is stuck on the outer wall of the sprocket assembly 1 and is brought to the contact position of a sprocket chain nest, the coal dust contains a small amount of hard sand, and the problem of falling of materials on the surface of the sprocket assembly 1 can be caused in the friction process.

Referring to fig. 1, the first gear tooth 2 and the second gear tooth 3 are identical in size and thickness, one end of the wear-resistant component 4 is located on an outer wall of one side of the second gear tooth 3, which is close to the first gear tooth 2, and the first gear tooth 2 and the second gear tooth 3 are subjected to heat treatment.

The device is characterized in that when the device is used, the device is placed at a proper position, the buckle 105 is pressed, the lock ring 104 is taken down from the outer wall of the wheel body 101, lubricating oil is filled into the inner wall of the wheel body 101, the device is placed upwards in the direction of the oil outlet 102, when the device is operated, the lubricating oil in the wheel body 101 can be outwards thrown out through the oil outlet 102 due to self gravity, further, the sprocket is lubricated, the excessive abrasion degree in the contact process is prevented, meanwhile, the device is provided with the abrasion strip 401, the abrasion strip 401 is positioned on the outer wall of the wheel body 101, the abrasion strip 401 can process hard sand in coal dust which is required to be contacted by the sprocket assembly 1, after a period of use, the button 403 can be pressed by external force, the eye-splice 405 is pulled out from the inner wall of the clamping groove 404, so that the abrasion-proof assembly 4 is separated from the outer wall of the wheel body 101, and the abrasion-proof assembly 4 is replaced, and the hard sand of the abrasion-proof assembly is not easily contacted with the outer wall of the wheel body 101, and abrasion is prevented.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Double sprocket of agricultural machine, including sprocket assembly (1), its characterized in that: one side of sprocket assembly (1) is equipped with teeth of a cogwheel one (2), the opposite side of sprocket assembly (1) is fixed to be equipped with teeth of a cogwheel two (3), the outer wall of sprocket assembly (1) is equipped with abrasionproof subassembly (4).

2. An agricultural machine double row sprocket as set forth in claim 1 wherein: sprocket assembly (1) are including wheel body (101), oil outlet (102) have been seted up to the outer wall of wheel body (101), wheel body (101) are close to one side outer wall rotation of tooth one (2) and are connected with sealed lid (103), the outer wall of wheel body (101) is equipped with catch (104), the outer wall joint of catch (104) has buckle (105).

3. An agricultural machine double row sprocket as set forth in claim 2 wherein: one end of the lock ring (104) is positioned on the outer wall of the wheel body (101), the other end of the lock ring (104) is positioned on the outer wall of one side of the first gear tooth (2) close to the second gear tooth (3), and lubricating oil is filled in the inner wall of the wheel body (101).

4. An agricultural machine double row sprocket as set forth in claim 1 wherein: the anti-abrasion assembly (4) comprises an abrasion strip (401), a lock catch (402) is fixedly arranged on the outer wall of one side of the abrasion strip (401), an inserting buckle (405) is fixedly arranged on the other side of the abrasion strip (401), a button (403) is fixedly arranged on the top of the lock catch (402), and a clamping groove (404) is formed in the outer wall of one side, close to the inserting buckle (405), of the lock catch (402).

5. An agricultural machine double row sprocket as set forth in claim 4 wherein: the shape of the eye-splice (405) is semicircular, the size of the eye-splice is matched with the size of the clamping groove (404), and the wear strip (401) is made of high manganese steel.

6. An agricultural machine double row sprocket as set forth in claim 1 wherein: the size and the thickness of the first gear tooth (2) and the second gear tooth (3) are identical, one end of the wear prevention assembly (4) is positioned on the outer wall of one side, close to the first gear tooth (2), of the second gear tooth (3), and the first gear tooth (2) and the second gear tooth (3) are subjected to heat treatment.

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