CN216842981U

CN216842981U - High steadiness sprocket is used to garden machine petrol machine

Info

Publication number: CN216842981U
Application number: CN202220621396.1U
Authority: CN
Inventors: 潘学勇; 苏爱铭
Original assignee: Tianchang Renlong Machinery Co ltd
Current assignee: Tianchang Renlong Machinery Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-06-28
Anticipated expiration: 2032-03-22

Abstract

The utility model discloses a garden machine petrol engine is with high steadiness sprocket, including the axostylus axostyle, assign in the sprocket of axostylus axostyle one end, the sprocket is including keyway, inserted block, the sprocket radially offers the second screw with the first screw of keyway intercommunication, the first screw of perpendicular, the both sides of sprocket are provided with the baffle that dismantled and assembled relative one side is provided with a plurality of gyro wheels, and the inserted block is close to one side of second screw and has seted up the thread groove. Detachable baffle structure, the installation of the gyro wheel of being convenient for is dismantled, the sprocket both sides are provided with the baffle that has the multiunit gyro wheel, traditional in-process of chain plays the protection simultaneously, reduce the rigidity friction between chain and the baffle, the transmission of the chain of being convenient for, prevent to produce wearing and tearing, simultaneously, contradict with the inserted block through the inside screw rod of first screw, and the screw thread connection of the inside screw rod of second screw and inserted block, improve the fixed strength of inserted block in the keyway inside, prevent that the inserted block from breaking away from when high-speed rotating, improve the axial stability of sprocket.

Description

High steadiness sprocket is used to garden machine petrol machine

Technical Field

The utility model relates to a sprocket field especially relates to a garden machine petrol engine is with high steadiness sprocket.

Background

The sprocket is a wheel with cogged sprocket teeth for meshing with precisely pitched blocks on a chain link or cable. The chain wheel is widely applied to mechanical transmission and the like in the industries of chemical engineering, textile machinery, escalators, wood processing, three-dimensional parking garages, agricultural machinery, food processing, instruments, petroleum and the like. The chain wheel of garden machinery gasoline engine installs inside the keyway through the inserted block when installing with the bearing, fixes the sprocket at the axostylus axostyle, prevents the warp direction rotation, but the screw rod that singly sets up through radial one side is fixed to the inserted block, and the fixed strength of inserted block is lower, leads to the sprocket to produce axial drunkenness easily to traditional sprocket does not have protective assembly, leads to being connected the back with the chain, and is relatively poor to the protective effect of chain, and then leads to transmission in-process stability to descend.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides a garden machine petrol engine is with high steadiness sprocket, dual fixed, stability is better, plays good protection to the chain drive in-process simultaneously.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a garden machinery petrol engine is with high steadiness sprocket, includes the axostylus axostyle, assigns into the sprocket in axostylus axostyle one end, the sprocket is including keyway, inserted block, the sprocket radially set up with the first screw of keyway intercommunication, perpendicular the second screw of first screw, the both sides of sprocket are provided with the baffle that dismantled and assembled relative one side was provided with a plurality of gyro wheels, the threaded groove has been seted up to one side that the inserted block is close to the second screw.

As an optimized technical scheme of the utility model, the internally mounted of first screw, second screw has the steel wire swivel nut.

As a preferred technical scheme of the utility model, the baffle is including welding the outer baffle in the interior baffle of dress, setting with the sprocket outside, the gyro wheel is radially installed between interior baffle and outer baffle, and protrusion in interior baffle.

As a preferred technical scheme of the utility model, through multiunit screw fixed mounting between interior baffle, the outer baffle, and the gyro wheel axial both ends are arranged in to the screw.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. the screw rod and the inserted block through first screw inside are contradicted to and the screw rod and the threaded connection of inserted block inside the second screw, improve the fixed strength of inserted block in the keyway inside, prevent that the inserted block from breaking away from when high-speed rotating, improve the axial stability of sprocket.

2. Through the steel wire swivel nut that sets up, improve the fixed strength of screw rod and first screw, second screw.

3. The chain wheel both sides are provided with the baffle that has the multiunit gyro wheel, play the protection to the traditional in-process of chain simultaneously, reduce the rigidity friction between chain and the baffle, and the transmission of the chain of being convenient for prevents to produce wearing and tearing.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 3 is a schematic diagram of the explosion structure of the present invention;

fig. 4 is the schematic view of the installation structure of the sprocket and the inner baffle of the present invention.

Wherein: 1. a shaft lever;

2. a sprocket; 21. a keyway; 22. a first screw hole; 23. a second screw hole; 24. inserting a block; 25. a steel wire thread insert;

3. a baffle plate; 31. an outer baffle; 32. an inner baffle; 33. a roller; 34. and (4) screws.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-4, the utility model provides a garden machine petrol engine is with high steadiness sprocket, including axostylus axostyle 1, insert sprocket 2 in 1 one end of axostylus axostyle, sprocket 2 is including keyway 21, inserted block 24, sprocket 2 radially offers the first screw 22 with keyway 21 intercommunication, perpendicular first screw 22's second screw 23, sprocket 2's both sides are provided with dismantled and assembled relative one side and are provided with the baffle 3 of a plurality of gyro wheels 33, inserted block 24 is close to one side of second screw 23 and has seted up the thread groove. Detachable baffle 3 structure, the installation of the gyro wheel 33 of being convenient for is dismantled, 2 both sides of sprocket are provided with the baffle that has multiunit gyro wheel 33, it is simultaneously to play the protection to the traditional in-process of chain, reduce the rigidity friction between chain and the baffle 3, the transmission of the chain of being convenient for, prevent to produce wearing and tearing, simultaneously, contradict with inserted block 24 through the inside screw rod of first screw 22, and the screw rod of second screw 23 inside and the threaded connection of inserted block 24, improve the fixed strength of inserted block 24 in keyway 21 inside, prevent that inserted block 24 from breaking away from when high-speed rotation, improve sprocket 2's axial stability.

Preferably, the first screw hole 22 and the second screw hole 23 are internally provided with wire thread inserts 25. The fixing strength of the screw rod with the first screw hole 22 and the second screw hole 23 is improved through the arranged steel wire thread insert 25.

Preferably, the baffle 3 includes the interior baffle 32 that welds with sprocket 2, set up the outer baffle 31 in the interior baffle 32 outside, gyro wheel 33 radially installs between interior baffle 32 and outer baffle 31, and protrusion in interior baffle 32, through multiunit screw 34 fixed mounting between the outer baffle 31, and screw 34 arranges gyro wheel 33 axial both ends in, interior baffle 32 welds the axial both ends at sprocket 2, outer baffle 31 is through the through-hole that the center was seted up, install from sprocket 2 axial both ends to one side of interior baffle 32, the axial both ends of every gyro wheel 33 are provided with the screw 34 with outer baffle 31 and interior baffle 32 fixed, when fixing interior baffle 32 and outer baffle 31, improve the stability of gyro wheel 33 in inside.

The utility model discloses when using, install sprocket 2 at axostylus axostyle 1, and make two keyways 21 arrange in the same side after, insert the inside of keyway 21 with inserted block 24, and then prevent sprocket 2 from rotating, afterwards with two screw rods respectively threaded connection to first screw 22, the inside of second screw 23, the inside screw rod of first screw 22 is contradicted fixedly with inserted block 24, the inside screw rod of second screw 23 and inserted block 24's threaded connection, improve the fixed strength of inserted block 24 in keyway 21 inside, prevent that inserted block 24 from breaking away from when high-speed rotation, improve sprocket 2's axial stability, and simultaneously, with outer baffle 31 from 2 axial both ends of sprocket to one side installation of inside baffle 32, and fix through screw 34, and then when 3 inboard multiunit gyro wheels 33 of baffle are to the chain protection, rigid friction has been avoided.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a garden machine petrol engine is with high steadiness sprocket, includes axostylus axostyle (1), assigns sprocket (2) in axostylus axostyle (1) one end, its characterized in that: the chain wheel (2) comprises a key groove (21) and an insert block (24), a first screw hole (22) communicated with the key groove (21) and a second screw hole (23) perpendicular to the first screw hole (22) are radially formed in the chain wheel (2), the two sides of the chain wheel (2) are provided with baffles (3) which are detachable and are opposite, one sides of the baffles are provided with a plurality of rollers (33), and one side of the insert block (24) close to the second screw hole (23) is provided with a thread groove.

2. The high steadiness sprocket of claim 1 for garden machinery petrol engine, characterized in that: and a steel wire thread insert (25) is arranged in the first screw hole (22) and the second screw hole (23).

3. The high steadiness sprocket of claim 1 for garden machinery petrol engine, characterized in that: baffle (3) including with sprocket (2) weld interior baffle (32), set up outer baffle (31) in baffle (32) outside including, gyro wheel (33) radially install between interior baffle (32) and outer baffle (31), and protrusion in interior baffle (32).

4. The high steadiness sprocket of claim 3 for garden machinery petrol engine, characterized in that: the inner baffle (32) and the outer baffle (31) are fixedly installed through a plurality of groups of screws (34), and the screws (34) are arranged at two axial ends of the roller (33).