CN217842583U

CN217842583U - High-wear-resistance double-row transmission chain wheel convenient to disassemble and assemble

Info

Publication number: CN217842583U
Application number: CN202221593875.3U
Authority: CN
Inventors: 童岳平
Original assignee: Lanxi Keyuan Conveying Machinery Co ltd
Current assignee: Lanxi Keyuan Conveying Machinery Co ltd
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-11-18
Anticipated expiration: 2032-06-24

Abstract

The utility model discloses a high wear-resisting double drive sprocket that is convenient to disassemble and assemble, which relates to the field of machining, the technical scheme comprises two sprocket main bodies and an axis body, a plurality of slots are uniformly arranged on the surface of the sprocket main body, through holes are arranged on two sides of the slots, screw rods are movably arranged outside the through holes, nuts are movably arranged on two sides of the sprocket main body, teeth matched with the slots are arranged outside the sprocket main body, round holes are arranged on the surface of the teeth, a plurality of ventilation holes are arranged on the surface of the axis body, an oil storage tank is arranged inside the chain main body, an oil conveying hole is arranged on the surface of the chain main body, a plurality of oil conveying pipes are arranged in the oil storage tank, and a filter screen is arranged inside the oil conveying pipes; the device designs into detachable design with tooth and sprocket main part on the one hand, convenient to detach, and on the other hand reduces the frictional force between tooth and the chain through getting into the tooth both ends with lubricating oil infiltration, and is provided with the ventilation hole on the axis body and can dispel the heat to the sprocket, has improved the high wear-resisting performance of the device.

Description

High-wear-resistance double-row transmission chain wheel convenient to disassemble and assemble

Technical Field

The utility model relates to a drive sprocket technical field especially relates to a convenient high wear-resisting double drive sprocket of dismouting.

Background

Chain transmission has many advantages, compared with belt transmission, the average transmission ratio is accurate, the work is reliable, and the efficiency is high; the transmission power is large, the overload capacity is strong, and the transmission size under the same working condition is small; the required tension is small, and the pressure acting on the shaft is small; can work in severe environments such as high temperature, humidity, dustiness, pollution and the like.

In actual use of the existing transmission chain wheel, when partial teeth on the chain wheel are abraded to cause a slip phenomenon between a chain and the chain wheel, the whole chain wheel needs to be replaced, so that resource waste is caused, and the cost is increased; and traditional drive sprocket often carries out the coating film or thickens the sprocket to the sprocket surface when improving the stand wear and tear effect of sprocket, but the processing of this kind of mode also can wear and tear the sprocket in the long-time use of sprocket, consequently needs a convenient high wear-resisting double drive sprocket of dismouting.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the difficult dismantlement of sprocket among the prior art, and do not stand wear and tear and the convenient high wear-resisting double drive sprocket of dismouting that proposes.

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

the utility model provides a convenient high wear-resisting double drive sprocket of dismouting, includes two sprocket main parts and axis body, a plurality of slots have evenly been seted up on sprocket main part surface, the slot both sides are provided with the through hole, the outside activity of through hole is provided with the screw rod, sprocket main part both sides activity is provided with the nut, the outside of sprocket main part be provided with slot assorted tooth, the round hole has been seted up on tooth surface, a plurality of ventilation holes have been seted up on the surface of axis body, the inside oil storage tank of having seted up of sprocket main part, the oil transportation hole has been seted up on sprocket main part surface, the oil storage tank is provided with a plurality of defeated oil pipes, the inside filter screen of defeated oil pipe installs, when tooth moved the lower extreme of sprocket main part, because the action of gravity, lubricating oil can get into defeated oil pipe through the oil storage tank, the inside filter screen of defeated oil pipe this moment can let the inside partial lubricating oil pipe permeate the one end that gets into defeated oil pipe and keep away from the oil storage tank.

The above technical solution further comprises: the shaft body surface mounting has a plurality of connecting plates, the shaft body passes through the connecting plate and is connected with the sprocket main part.

The through hole runs through inside the sprocket main part, and the screw rod can run through the sprocket main part, and the cooperation of rethread nut can be fixed the tooth.

The sprocket main part surface is provided with oil delivery hole complex flap, when the inside lubricated oil mass of oil storage tank is not enough, conveniently refuels the oil storage tank.

The screw thread inside the screw cap is matched with the screw thread outside the screw rod, the screw thread outside the screw rod is matched with the screw thread inside the through hole, and the screw thread outside the screw rod is matched with the screw thread on the surface of the round hole.

The oil conveying hole is communicated with the oil storage tank, the oil conveying pipe is communicated with the slot, lubricating oil is added through the oil conveying hole, the lubricating oil penetrates through the filter screen to enter the oil conveying pipe and enters the slot, and the lubricating oil can lubricate the teeth through the slot and the gaps between the teeth.

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

1. the utility model discloses in, design into the detachable design with tooth and sprocket main part, when tooth goes wrong, only need change the tooth that goes wrong, effectively reduced the waste of resource, it is also convenient to use the operation, has improved comprehensive utilization.

2. In the utility model, lubricating oil is added into the oil storage tank through the oil delivery hole, when the sprocket main body rotates, the lubricating oil in the oil storage tank enters the slot through the filter screen along the oil delivery pipe and then flows out from the two sides of the teeth, so that the friction force between the teeth and the chain is reduced under the action of the lubricating oil when the teeth are meshed with the chain, thereby reducing the abrasion of the transmission sprocket and realizing the abrasion resistance of the sprocket; can dispel the heat to the sprocket through setting up the ventilation hole simultaneously, prevent that the phenomenon of adhesion from appearing in the too high surface temperature of sprocket, reduce sprocket surface wear.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

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

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is a schematic view of the connection between the slot and the tooth;

FIG. 5 is a schematic view of an oil transport pipe structure.

In the figure: 1. a sprocket body; 2. a shaft body; 3. a slot; 4. a through hole; 5. a screw; 6. A nut; 7. teeth; 8. a circular hole; 9. a vent hole; 10. an oil storage tank; 11. an oil transfer hole; 12. An oil delivery pipe; 13. filtering with a screen; 14. a connecting plate; 15. and (7) covering the opening.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1-4, the utility model provides a convenient high wear-resisting double drive sprocket of dismouting, including two sprocket main parts 1 and axis body 2, a plurality of slots 3 have evenly been seted up on sprocket main part 1 surface, slot 3 both sides are provided with through hole 4, the outside activity of through hole 4 is provided with screw rod 5, the activity of sprocket main part 1 both sides is provided with nut 6, the outside of sprocket main part 1 be provided with slot 3 assorted tooth 7, round hole 8 has been seted up on tooth 7 surface, the inside screw thread of nut 6 and the outside screw thread phase-match of screw rod 5, the outside screw thread of screw rod 5 and the inside screw thread phase-match of through hole 4, the outside screw thread of screw rod 5 and the screw thread phase-match on round hole 8 surfaces.

The shaft body 2 surface mounting has a plurality of connecting plates 14, and the shaft body 2 is connected with sprocket main part 1 through connecting plate 14.

The through hole 4 penetrates through the inside of the chain wheel main body 1, the screw rod 5 can penetrate through the chain wheel main body 1, and the tooth 7 can be fixed through the matching of the nut 6.

The high-wear-resistance double-row transmission chain wheel convenient to disassemble and assemble based on the first embodiment has the working principle that the teeth 7 are placed into the slots 3, then the screw 5 is in threaded connection with the round holes 8 inside the teeth 7 through the through holes 4, then the teeth 7 can be fixed by rotating the screw cap 6, when the teeth 7 need to be disassembled, the screw cap 6 only needs to be rotated in the opposite direction, and the screw 5 is taken out of the through holes 4, so that the disassembly of the teeth 7 can be completed.

Example two

As shown in fig. 1-4, based on the first embodiment, a plurality of vent holes 9 are formed in the surface of the shaft body 2, an oil storage tank 10 is formed inside the sprocket main body 1, an oil delivery hole 11 is formed in the surface of the sprocket main body 1, a plurality of oil delivery pipes 12 are arranged in the oil storage tank 10, a filter screen 13 is installed inside the oil delivery pipes 12, a cover opening 15 matched with the oil delivery hole 11 is formed in the surface of the sprocket main body 1, the oil delivery hole 11 is communicated with the oil storage tank 10, and the oil delivery pipes 12 are communicated with the insertion grooves 3.

In the embodiment, the lubricating oil is added into the oil storage tank 10 through the oil delivery hole 11, when the sprocket body 1 rotates, the lubricating oil in the oil storage tank 10 permeates into the slot 3 through the filter screen 13 along the oil delivery pipe 12, and then flows out from the two sides of the teeth 7, so that the friction force between the teeth 7 and the chain is reduced under the action of the lubricating oil when the teeth 7 are meshed with the chain, and the abrasion of the sprocket body 1 is reduced; simultaneously dispel the heat through setting up ventilation hole 9 to sprocket main part 1, prevent that the phenomenon of adhesion from appearing in the too high surface temperature of sprocket main part 1, reduce the wearing and tearing of sprocket main part 1.

The above, only be the embodiment of the preferred 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, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. A high-wear-resistance double-row transmission chain wheel convenient to disassemble and assemble comprises two chain wheel main bodies (1) and a shaft body (2), and is characterized in that a plurality of slots (3) are uniformly formed in the surface of each chain wheel main body (1), through holes (4) are formed in the two sides of each slot (3), screw rods (5) are movably arranged outside the through holes (4), nuts (6) are movably arranged on the two sides of each chain wheel main body (1), teeth (7) matched with the slots (3) are arranged outside each chain wheel main body (1), circular holes (8) are formed in the surfaces of the teeth (7), and a plurality of ventilation holes (9) are formed in the surface of the shaft body (2);

the chain wheel is characterized in that an oil storage tank (10) is formed inside the chain wheel main body (1), oil conveying holes (11) are formed in the surface of the chain wheel main body (1), a plurality of oil conveying pipes (12) are arranged in the oil storage tank (10), and a filter screen (13) is arranged inside each oil conveying pipe (12).

2. The high wear-resistant double row transmission sprocket with convenient assembly and disassembly as claimed in claim 1, wherein a plurality of connecting plates (14) are mounted on the surface of the shaft body (2), and the shaft body (2) is connected with the sprocket body (1) through the connecting plates (14).

3. The high wear-resistant double row transmission sprocket with easy assembly and disassembly as claimed in claim 1, wherein the through hole (4) penetrates through the inside of the sprocket body (1).

4. The high wear-resistant double row transmission sprocket with easy assembly and disassembly as recited in claim 1, wherein the sprocket body (1) is provided with a cover (15) on the surface for engaging with the oil delivery hole (11).

5. The high wear-resistant double row transmission sprocket with convenient assembly and disassembly as recited in claim 1, wherein the thread inside the nut (6) matches with the thread outside the screw (5), the thread outside the screw (5) matches with the thread inside the through hole (4), and the thread outside the screw (5) matches with the thread on the surface of the circular hole (8).

6. The high wear-resistant double row transmission sprocket convenient to disassemble and assemble as claimed in claim 1, wherein the oil delivery hole (11) is communicated with the oil storage tank (10), and the oil delivery pipe (12) is communicated with the insertion groove (3).