CN210745894U

CN210745894U - Clutch device of miniature cultivator

Info

Publication number: CN210745894U
Application number: CN201921682579.9U
Authority: CN
Inventors: 黄庆健; 黄以悠
Original assignee: Guangning Muge Agricultural Machinery Co ltd
Current assignee: Guangning Muge Agricultural Machinery Co ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-06-16
Anticipated expiration: 2029-10-10

Abstract

The utility model relates to a separation and reunion operating mechanism technical field specifically is a clutch of miniature cultivator, separation and reunion operating mechanism's both sides lateral wall rotates the arc splint that are connected with two symmetries and set up through two pivots respectively, and two arc splint close into the ring type, the handle pipe is located between two arc splint, one of them the one end fixedly connected with installation piece, another of pivot are kept away from to the arc splint the one end fixedly connected with mount pad of pivot. The utility model discloses in, through the setting of two arc splint, realized being connected dismantled between separation and reunion operating mechanism and the handle pipe, be convenient for to separation and reunion operating mechanism's maintenance and change, through reset structure's setting, it is more convenient to make the dismantlement installation operation between separation and reunion operating mechanism and the handle pipe, improves work efficiency, uses manpower sparingly.

Description

Clutch device of miniature cultivator

Technical Field

The utility model relates to the technical field of clutch control mechanisms, in particular to a clutch device of a minitype cultivator.

Background

The clutch operating mechanism aims to control the disconnection or connection of the clutch according to requirements, the working principle of the clutch of the current common machine such as a mini-tiller is a normally-connected state, namely a normally-closed state, when the clutch is not acted by external force, the clutch is in the connected state, power is input from one end of the clutch and output from the other end of the clutch, and when a friction plate of the clutch is acted by the external force, the clutch is disconnected, so that the working machine stops working.

The Chinese patent discloses a clutch operating mechanism of a hand-held working machine, which is published with a publication number (CN101129110A), and the technology of the patent realizes a normally open working mode of a clutch by arranging a return spring, thereby improving the safety performance of the machine, after an operator loses control over the machine due to accidental hand scattering, the clutch is automatically disconnected, the machine stops immediately, and simultaneously the engine is convenient to start, and the clutch is not required to be disconnected deliberately like the traditional normally closed mode. Accordingly, those skilled in the art have provided a clutch device of a micro-cultivator to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a clutch device of a minitype cultivator to solve the problems in the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a clutch device of a micro cultivator comprises a handle pipe and a clutch control mechanism, wherein two side walls of the clutch control mechanism are respectively and rotatably connected with two arc-shaped clamping plates which are symmetrically arranged through two rotating shafts, the two arc-shaped clamping plates are combined into a ring shape, the handle pipe is positioned between the two arc-shaped clamping plates, one end, far away from the rotating shafts, of one arc-shaped clamping plate is fixedly connected with an installation block, the other end, far away from the rotating shafts, of the arc-shaped clamping plate is fixedly connected with an installation seat, one side wall, close to the installation seat, of the installation block is fixedly connected with an arc-shaped insertion rod which has the same radian trend as that of the arc-shaped clamping plate, the side wall of the installation seat is provided with an arc-shaped insertion groove corresponding to the arc-shaped insertion rod, the arc-shaped insertion rod is inserted into the arc-shaped insertion groove, one side wall, far away from the arc-shaped clamping, the lateral wall of arc inserted bar sets up the draw-in groove that corresponds with the kelly, and the one end of kelly is inserted and is located in the draw-in groove, the one end that the draw-in groove was kept away from to the kelly extends to the outside of mount pad, the inner wall of slide opening is equipped with reset structure, and reset structure's one end and the lateral wall fixed connection of kelly.

As a further aspect of the present invention: the reset structure is including offering the mounting groove on the slide opening inner wall, the branch of the vertical setting of inner wall fixedly connected with of mounting groove, and the branch goes up the cover and establishes and sliding connection has the sliding sleeve, the lower extreme lateral wall of sliding sleeve passes through the inner wall fixed connection of compression spring and mounting groove, and the compression spring cover is established on branch, one side lateral wall fixedly connected with connecting rod of mounting groove is kept away from to the sliding sleeve, and the connecting rod keeps away from the one end of sliding sleeve and the lateral wall fixed connection of kelly.

As a further aspect of the present invention: the supporting rod is arranged in a cylindrical mode and is connected with the sliding sleeve in a sliding mode.

As a further aspect of the present invention: and one end of the clamping rod, which is positioned outside the mounting seat, is fixedly connected with a pulling block.

As a further aspect of the present invention: two the inner wall of one side that the arc splint is relative has the silica gel gasket through viscose paste, and the silica gel gasket keeps away from one side lateral wall of arc splint and offsets with the lateral wall of handle pipe.

As a further aspect of the present invention: the handle pipe is wrapped with a rubber protective sleeve.

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

1. through the setting of two arc splint, will separate and close operating mechanism and handle pipe and fix, realized the dismantlement between separation and reunion operating mechanism and the handle pipe and be connected, be convenient for to separation and reunion operating mechanism's maintenance and change.

2. Through the setting of reset structure, only need the pulling kelly, will install piece and mount pad separation, can rotate two arc splint, lose the restriction to the handle pipe, can accomplish separation and reunion operating mechanism's dismantlement installation, make the separation and reunion operating mechanism and the handle pipe between the dismantlement installation operation more convenient, improve work efficiency, use manpower sparingly.

Drawings

FIG. 1 is a schematic perspective view of a clutch device of a micro-cultivator;

FIG. 2 is a right sectional view of a clutch device of a micro-cultivator;

fig. 3 is an enlarged schematic view of a clutch device of a micro-cultivator at a point a in fig. 2.

In the figure: 1. a handle tube; 2. a clutch operating mechanism; 3. a rotating shaft; 4. an arc-shaped splint; 5. mounting blocks; 6. a mounting seat; 7. an arc-shaped inserted link; 8. an arc slot; 9. a slide hole; 10. a clamping rod; 11. a card slot; 12. mounting grooves; 13. a strut; 14. a sliding sleeve; 15. a compression spring; 16. a connecting rod; 17. pulling the block; 18. a silica gel gasket; 19. a rubber protective sleeve.

Detailed Description

Referring to fig. 1-3, in the embodiment of the present invention, a clutch device of a micro cultivator comprises a handle tube 1 and a clutch operating mechanism 2, two side walls of the clutch operating mechanism 2 are respectively rotatably connected with two symmetrically arranged arc-shaped splints 4 through two rotating shafts 3, specifically, a handle seat on the clutch operating mechanism 2 is rotatably connected with the arc-shaped splints 4 through the rotating shafts 3, and the two arc-shaped splints 4 are combined into a ring shape, the handle tube 1 is positioned between the two arc-shaped splints 4, one end of one arc-shaped splint 4 far away from the rotating shaft 3 is fixedly connected with an installation block 5, one end of the other arc-shaped splint 4 far away from the rotating shaft 3 is fixedly connected with an installation seat 6, one side wall of the installation block 5 near the installation seat 6 is fixedly connected with an arc-shaped inserted rod 7 having the same radian trend as the arc-shaped splint 4, because the radian trend of the arc, the arc-shaped inserting rod 7 is ensured to be smoothly inserted into the arc-shaped inserting groove 8, the arc-shaped inserting groove 8 corresponding to the arc-shaped inserting rod 7 is formed in the side wall of the mounting seat 6, the arc-shaped inserting rod 7 is inserted into the arc-shaped inserting groove 8, a sliding hole 9 communicated with the arc-shaped inserting groove 8 is formed in the side wall of the mounting seat 6, which is far away from the arc-shaped clamping plate 4, a vertically-arranged clamping rod 10 is inserted into the sliding hole 9 and is connected with the sliding hole in a sliding mode, a clamping groove 11 corresponding to the clamping rod 10 is formed in the side wall of the arc-shaped inserting rod 7, one end of the clamping rod 10 is inserted into the clamping groove 11, one end, which is far away from the clamping groove 11, of the clamping rod 10 extends to the outer side of the mounting seat 6;

as shown in fig. 3: the reset structure comprises a mounting groove 12 arranged on the inner wall of the slide hole 9, the inner wall of the mounting groove 12 is fixedly connected with a support rod 13 which is vertically arranged, the support rod 13 is sleeved and slidably connected with a sliding sleeve 14, the lower end side wall of the sliding sleeve 14 is fixedly connected with the inner wall of the mounting groove 12 through a compression spring 15, the compression spring 15 is sleeved on the support rod 13, one side wall of the sliding sleeve 14, which is far away from the mounting groove 12, is fixedly connected with a connecting rod 16, one end of the connecting rod 16, which is far away from the sliding sleeve 14, is fixedly connected with the side wall of the clamping rod 10, because the sliding sleeve 14 is slidably connected with the support rod 13, the sliding sleeve 14 moves along with the connecting rod 16 fixed with the clamping rod 10, the sliding sleeve 14 extrudes the compression spring 15 to generate elastic force, the pulling block 17 is loosened, the compression spring 15 automatically pops the clamping rod 10 into the clamping groove 11 and, the sliding sleeve 14 is convenient to move, and one end of the clamping rod 10 positioned outside the mounting seat 6 is fixedly connected with a pulling block 17, so that the clamping rod 10 is convenient to pull;

as shown in fig. 1 and 2: the inner wall of one side that two arc splint 4 are relative has silica gel gasket 18 through viscose paste, and the texture is soft, prevents to press from both sides bad handle pipe 1, and silica gel gasket 18 keeps away from one side lateral wall of arc splint 4 and offsets with the lateral wall of handle pipe 1, increases frictional force, prevents the displacement of arc splint 4, and the parcel has rubber protective cover 19 on the handle pipe 1, both can prevent scotch hand, can prevent simultaneously that the hand from skidding, improves the security.

The utility model discloses a theory of operation is: when the handle pipe 1 needs to be disassembled and maintained, the clamping bar 10 is pulled to drive the clamping groove 11 to move in the direction away from the arc-shaped inserting rod 7, when the clamping groove 11 is completely separated from the clamping groove 11 on the arc-shaped inserting rod 7, the arc-shaped inserting rod 7 loses the limitation, the arc-shaped inserting rod 7 can be separated from the arc-shaped inserting groove 8, the mounting block 5 is separated from the mounting seat 6, the two arc-shaped clamping plates 4 can be rotated, the limitation on the handle pipe 1 is lost, the disassembling of the clutch control mechanism 2 can be completed, the operation is simple, the clutch control mechanism 2 and the handle pipe 1 are fixed through the arrangement of the two arc-shaped clamping plates 4, the detachable connection mode between the clutch control mechanism 2 and the handle pipe 1 is realized, and the maintenance and the replacement of the clutch control mechanism 2 are convenient;

when the clutch control mechanism 2 needs to be installed on the handle pipe 1, the two arc-shaped clamping plates 4 are sleeved on the handle pipe 1, then the pulling block 17 is pulled in the direction far away from the arc-shaped slot 8, at the moment, the sliding sleeve 14 is in sliding connection with the supporting rod 13, the sliding sleeve 14 moves along with the connecting rod 16 fixed with the clamping rod 10, the sliding sleeve 14 extrudes the compression spring 15 to enable the compression spring 15 to generate elasticity, when the clamping rod 10 is completely retracted into the sliding hole 9, the arc-shaped inserting rod 7 can be inserted into the arc-shaped slot 8, the arc-shaped inserting rod 7 is ensured to be smoothly inserted into the arc-shaped slot 8 due to the consistent radian trend of the arc-shaped inserting rod 7 and the arc-shaped clamping plate 4, then the pulling block 17 is released, the compression spring 15 automatically pops the clamping rod 10 into the clamping slot 11 and tightly due to the elasticity action to limit the displacement of the arc-shaped inserting rod 7, and further the fixation of the clutch control mechanism 2 and, the clutch control mechanism 2 and the handle pipe 1 are more convenient to assemble and disassemble, and the working efficiency is improved.

The above-mentioned, 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 clutch device of a micro cultivator comprises a handle pipe and a clutch control mechanism, and is characterized in that two side walls of the clutch control mechanism are respectively and rotationally connected with two arc-shaped splints which are symmetrically arranged through two rotating shafts, the two arc-shaped splints are combined into a circular ring shape, the handle pipe is positioned between the two arc-shaped splints, one end of one arc-shaped splint, which is far away from the rotating shaft, is fixedly connected with an installation block, the other end of the other arc-shaped splint, which is far away from the rotating shaft, is fixedly connected with an arc-shaped insertion rod which has the same radian trend with the arc-shaped splints, the side wall of the installation block, which is close to the installation seat, is provided with an arc-shaped insertion slot corresponding to the arc-shaped insertion rod, the arc-shaped insertion rod is inserted into the arc-shaped insertion slot, one side wall of the installation seat, and insert in the slide opening and establish and sliding connection has the kelly of vertical setting, the draw-in groove that corresponds with the kelly is seted up to the lateral wall of arc inserted bar, and the one end of kelly is inserted and is located in the draw-in groove, the one end that the draw-in groove was kept away from to the kelly extends to the outside of mount pad, the inner wall of slide opening is equipped with reset structure, and reset structure's one end and the lateral wall fixed connection of kelly.

2. The clutching device of a micro-cultivator of claim 1, wherein the reset structure comprises a mounting groove formed on the inner wall of the slide hole, a vertically arranged support rod is fixedly connected to the inner wall of the mounting groove, a slide sleeve is sleeved and slidably connected on the support rod, the side wall of the lower end of the slide sleeve is fixedly connected with the inner wall of the mounting groove through a compression spring, the compression spring is sleeved on the support rod, a connecting rod is fixedly connected to the side wall of the slide sleeve, which is far away from the mounting groove, and one end of the connecting rod, which is far away from the slide sleeve, is fixedly connected with the side wall of the clamping rod.

3. The clutching device for a micro-cultivator of claim 2, wherein the strut is cylindrical and is slidably connected to the sliding sleeve.

4. The clutching device for a micro-cultivator of claim 1, wherein a pulling block is fixedly connected to one end of the jamming rod located outside the mounting seat.

5. The clutching device for the micro-cultivator of claim 1, wherein a silicone gasket is adhered to the inner wall of the opposite side of the two arc-shaped splints through adhesive, and the side wall of the silicone gasket far away from the arc-shaped splints is abutted against the side wall of the handle pipe.

6. The clutching device for a micro-cultivator of claim 1, wherein the handle tube is covered with a rubber protective sleeve.