CN212690617U

CN212690617U - Ratchet tooth-embedded clutch for mini-tiller

Info

Publication number: CN212690617U
Application number: CN202021024425.3U
Authority: CN
Inventors: 李茂杰
Original assignee: Chongqing Youbang Technology Co ltd
Current assignee: Chongqing Youbang Technology Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-03-12
Anticipated expiration: 2030-06-05

Abstract

The utility model discloses a ratchet tooth-embedded clutch for a mini-tiller, which comprises a driven shaft, wherein one end of the driven shaft adopts a hollow structure, and one end of the hollow structure of the driven shaft is provided with a first ratchet; a driving shaft, the fixed wheel has been cup jointed on the driving shaft, one side of fixed wheel is rotated through the bearing and is installed the driving wheel, the driving wheel is kept away from one side of fixed wheel is provided with the second ratchet, the utility model is suitable for a plough quick-witted clutch a little, this clutch adopts ratchet tooth to inlay formula clutch, installs first ratchet in driven shaft hollow out construction's one end promptly, and one side that the fixed wheel was kept away from to the driving wheel is provided with the second ratchet, and first ratchet and second ratchet can intermeshing connect, gomphosis and throw off through controlling first ratchet and second ratchet to reach the separation and reunion of driving shaft and driven shaft, make this clutch have and bear the weight of height, and transmission torque is big, and driving shaft and driven shaft do not have relative slip after combining, and the drive ratio is unchangeable, the steady simple and.

Description

Ratchet tooth-embedded clutch for mini-tiller

Technical Field

The utility model belongs to the technical field of plough the machine a little, specifically a plough quick-witted ratchet tooth and inlay formula clutch a little for machine.

Background

The mini-tiller uses a small diesel engine or a gasoline engine as power and has the characteristics of light weight, small volume, simple structure and the like. The micro-tillage machine is widely applicable to dry land, paddy field, orchard and the like in plains, mountainous areas and hills, can perform operations such as water pumping, power generation, pesticide spraying, spraying and the like by being matched with a corresponding machine tool, can also be used for towing a trailer for short-distance transportation, can be freely exercised in the field, is convenient for users to use and store, saves the trouble that large agricultural machinery cannot enter mountainous area fields, and is the best choice for vast farmers to replace cattle tillage;

the traditional clutch adopts a pressing sheet friction type clutch, the principle of the traditional clutch utilizes mechanical friction force between pressing sheet friction surfaces to transmit torque, but as time increases, the friction coefficient of the working surface of a friction sheet is reduced, the torque can not be reliably transmitted, and the friction sheet of the clutch can be burnt and bonded under the working environments of large torque, heavy load and high temperature.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a ratchet jaw clutch for a mini-tiller.

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

a ratchet tooth-embedded clutch for a mini-tiller comprises

One end of the driven shaft is of a hollow structure, and a first ratchet is installed at one end of the hollow structure of the driven shaft;

the driving shaft, the one end interlude of driving shaft is in the inside of driven shaft, the fixed wheel has been cup jointed on the driving shaft, one side of fixed wheel is rotated through the bearing and is installed the driving wheel, driving wheel inner wall with the driving shaft welding, the fixed wheel with there is the clearance between the outer wall of driving shaft, the driving wheel is kept away from one side of fixed wheel is provided with the second ratchet, first ratchet and second ratchet can the intermeshing connection.

Preferably, a sleeve shaft is installed on one side of the fixed wheel, a combined frame is arranged at the bottom of the sleeve shaft, the combined frame and the sleeve shaft are detachably combined and clamped, and a clutch pushing piece is installed at the bottom of the combined frame.

Preferably, the clutch pushing pieces are arranged in two numbers and are parallel to each other, and one end of each clutch pushing piece is of a hollow circular structure.

Preferably, a U-shaped groove is formed in the upper portion of the combined frame, combined clamping pieces are further embedded in inner walls of two sides of the U-shaped groove, one side of each combined clamping piece is connected to the inside of the combined frame through a spring, a clamping groove is further formed in the outer wall of the sleeve shaft, and the combined clamping pieces are clamped in the clamping groove.

Preferably, the surface of the combined rack is further provided with a sliding groove, a sliding plate is clamped inside the sliding groove, and the sliding plate is fixed on the surface of the combined clamping piece through bolts.

Preferably, the inner diameter of the sleeve shaft is larger than the outer diameter of the driving shaft.

The utility model relates to a plough quick-witted ratchet tooth and inlay formula clutch a little, this clutch adopts ratchet tooth and inlays formula clutch, install first ratchet promptly in driven shaft hollow out construction's one end, the one side that the driving wheel kept away from the fixed pulley is provided with the second ratchet, first ratchet and second ratchet can intermeshing be connected, through the gomphosis and the separation of control first ratchet and second ratchet, in order to reach the separation and reunion of driving shaft and driven shaft, such structural setting makes this clutch have and bears the weight of height, the transmission torque is big, the driving shaft does not have relative slip with the driven shaft after combining, the drive ratio is unchangeable, the advantage of separation and reunion steadily simple and reliable;

the utility model discloses in, adopt detachably combination joint between built-up frame and the sleeve shaft, when the device appears damaging like this, can dismantle built-up frame and sleeve shaft, conveniently maintain or change, and the built-up frame carries out the block through combination fastener and sleeve shaft and is connected, and the combination fastener can directly remove through the control of slide to it is very convenient when installation and dismantlement to make the built-up frame.

Drawings

FIG. 1 is a schematic view of the overall structure of the ratchet jaw clutch for the mini-tiller of the present invention;

FIG. 2 is a side view of the middle combined frame of the ratchet jaw clutch for the mini-tiller;

fig. 3 is a schematic view of the whole structure of the ratchet jaw clutch middle combined frame for the mini-tiller.

Reference numerals: 1. a driven shaft; 2. a first ratchet; 3. a second ratchet; 4. a sleeve shaft; 5. a drive shaft; 6. Fixing the wheel; 7. a clutch pusher; 8. a driving wheel; 9. a U-shaped groove; 10. a slide plate; 11. a chute; 12. a combined clamping piece; 13. a combined frame.

Detailed Description

The following further describes a specific embodiment of the ratchet jaw clutch for the mini-tiller according to the present invention with reference to fig. 1-3. The utility model relates to a plough quick-witted ratchet tooth and inlay formula clutch a little is not limited to the description of following embodiment.

Example 1:

the embodiment provides a specific structure of a ratchet jaw clutch for a mini-tiller, which comprises a driven shaft 1, wherein one end of the driven shaft 1 is of a hollow structure, and one end of the hollow structure of the driven shaft 1 is provided with a first ratchet 2;

a driving shaft 5, the one end of driving shaft 5 alternates in the inside of driven shaft 1, has cup jointed fixed wheel 6 on the driving shaft 5, and one side of fixed wheel 6 is passed through the bearing and is rotated and install

driving wheel

8, and 8 inner walls of driving wheel and 5 welding of driving shaft have the clearance between the outer wall of fixed wheel 6 and driving shaft 5, and one side that fixed wheel 6 was kept away from to driving wheel 8 is provided with second ratchet 3, and first ratchet 2 and second ratchet 3 can the intermeshing be connected.

By adopting the technical scheme:

this clutch adopts ratchet tooth to inlay formula clutch, install first ratchet 2 in driven shaft 1 hollow out construction's one end promptly, the one side that fixed wheel 6 was kept away from to driving wheel 8 is provided with second ratchet 3, first ratchet 2 and second ratchet 3 can intermeshing connect, gomphosis and the disengagement through controlling first ratchet 2 and second ratchet 3, in order to reach the separation and reunion of driving shaft 5 and driven shaft 1, such structure setting makes this clutch have and bears the weight of highly, transmission torque is big, driving shaft 5 and driven shaft 1 do not have relative slip after combining, the drive ratio is unchangeable, the steady simple reliable advantage of separation and reunion.

Example 2:

the embodiment provides a specific structure of a ratchet jaw clutch for a mini-tiller, as shown in fig. 1-3, a sleeve shaft 4 is installed on one side of a fixed wheel 6, a combined frame 13 is arranged at the bottom of the sleeve shaft 4, the combined frame 13 and the sleeve shaft 4 are detachably combined and clamped, and a clutch pushing piece 7 is installed at the bottom of the combined frame 13.

The clutch pushing pieces 7 are arranged in two, the two clutch pushing pieces 7 are parallel to each other, and one end of each clutch pushing piece 7 is of a hollow circular structure.

The U-shaped groove 9 has been seted up to the top of combination frame 13, and the both sides inner wall in U-shaped groove 9 still inlays and is equipped with combination fastener 12, and one side of combination fastener 12 passes through spring coupling in combination frame 13, and the draw-in groove has still been seted up to the outer wall of sleeve axle 4, and combination fastener 12 block is in the draw-in groove.

The surface of the combined frame 13 is further provided with a sliding chute 11, a sliding plate 10 is clamped inside the sliding chute 11, and the sliding plate 10 is fixed on the surface of the combined clamping piece 12 through bolts.

The inner diameter of the sleeve shaft 4 is larger than the outer diameter of the driving shaft 5.

By adopting the technical scheme:

adopt detachably combination joint between combined bay 13 and the cover shaft 4, when the device appears damaging like this, can dismantle combined bay 13 and cover shaft 4, conveniently maintain or change, and combined bay 13 carries out the block through combination fastener 12 and cover shaft 4 and is connected, and combination fastener 12 can be directly through the control of slide 10 removal to it is very convenient when installation and dismantlement to make combined bay 13.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. The utility model provides a plough quick-witted ratchet tooth and inlay formula clutch a little, its characterized in that: comprises that

The driven shaft (1), one end of the driven shaft (1) adopts a hollow structure, and one end of the hollow structure of the driven shaft (1) is provided with a first ratchet (2);

a driving shaft (5), the one end interlude of driving shaft (5) is in the inside of driven shaft (1), driving shaft (5) are gone up and have been cup jointed fixed wheel (6), driving wheel (8) are installed through the bearing rotation to one side of fixed wheel (6), driving wheel (8) inner wall with driving shaft (5) welding, fixed wheel (6) with there is the clearance between the outer wall of driving shaft (5), driving wheel (8) are kept away from one side of fixed wheel (6) is provided with second ratchet (3), first ratchet (2) and second ratchet (3) can the intermeshing connection.

2. The ratchet jaw clutch for the micro-cultivator in claim 1, wherein: a sleeve shaft (4) is installed on one side of the fixed wheel (6), a combined frame (13) is arranged at the bottom of the sleeve shaft (4), the combined frame (13) and the sleeve shaft (4) are detachably combined and clamped, and a clutch pushing piece (7) is installed at the bottom of the combined frame (13).

3. The ratchet jaw clutch for the micro-cultivator in claim 2, wherein: the clutch pushing pieces (7) are arranged in two, the clutch pushing pieces (7) are parallel to each other, and one end of each clutch pushing piece (7) is of a hollow circular structure.

4. The ratchet jaw clutch for the micro-cultivator in claim 2, wherein: the combined rack is characterized in that a U-shaped groove (9) is formed in the upper portion of the combined rack (13), combined clamping pieces (12) are further embedded into inner walls of two sides of the U-shaped groove (9), one side of each combined clamping piece (12) is connected to the inside of the combined rack (13) through a spring, a clamping groove is further formed in the outer wall of the sleeve shaft (4), and the combined clamping pieces (12) are clamped in the clamping groove.

5. The ratchet jaw clutch for the micro-cultivator in claim 4, wherein: the combined rack is characterized in that the surface of the combined rack (13) is further provided with a sliding groove (11), a sliding plate (10) is clamped inside the sliding groove (11), and the sliding plate (10) is fixed on the surface of the combined clamping piece (12) through bolts.

6. The ratchet jaw clutch for the micro-cultivator in claim 2, wherein: the inner diameter of the sleeve shaft (4) is larger than the outer diameter of the driving shaft (5).