CN219269502U

CN219269502U - Chain direction manipulator

Info

Publication number: CN219269502U
Application number: CN202320939539.8U
Authority: CN
Inventors: 彭德兵; 付红雄; 韩海兵
Original assignee: Xiangtan Hongyu Machinery Co ltd
Current assignee: Xiangtan Hongyu Machinery Co ltd
Priority date: 2023-04-24
Filing date: 2023-04-24
Publication date: 2023-06-30
Anticipated expiration: 2033-04-24

Abstract

The utility model relates to the technical field of mini-tiller, and discloses a chain direction manipulator which comprises a mini-tiller body, wherein a mounting frame is fixedly arranged on the left side of the mini-tiller body, a fixing pipe is fixedly arranged on the right side of the top end of the mounting frame, and an inner cavity of the fixing pipe is rotatably connected with a rotating shaft. According to the utility model, the clamping block capable of sliding up and down is arranged in the inner cavity of the mounting frame, when the mounting frame is required to be transformed, the extending shaft is upwards supported by the elasticity of the unlocking component, so that the extending shaft is staggered with the chain wheel III, the steering wheel can rotate, a driver downwards steps on the extending shaft when the long-distance straight running is carried out, at the moment, the extending shaft can drive the clamping block to move downwards and be clamped on the right side of the chain wheel III, and further the steering wheel and the steering wheel are locked, so that the steering wheel cannot rotate, at the moment, even if the ground is uneven, the steering wheel and the mini-tiller body cannot rotate relatively, the automatic straight running is ensured, the operation is simple, and the labor intensity of operators is reduced.

Description

Chain direction manipulator

Technical Field

The utility model relates to the technical field of mini-tiller, in particular to a chain direction manipulator.

Background

The mini-tiller is a common agricultural device, wherein a direction operator is mounted on the mini-tiller to control the advancing direction of the mini-tiller, but when the direction of the mini-tiller is controlled, the multi-direction operator does not have the function of locking the direction, and when the mini-tiller is operated, the steering wheel can rotate due to uneven soil, so that even under the condition that the mini-tiller needs to travel for a long time, an operator is required to continuously control the direction, and the labor intensity of the operator is increased.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides the chain direction manipulator which has the advantage of reducing the labor intensity of operators.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a chain direction manipulator, includes the machine body is ploughed a little, the left side fixed mounting of machine body is ploughed a little has the mounting bracket, the right side fixed mounting on mounting bracket top has the fixed pipe, the inner chamber rotation of fixed pipe is connected with the rotation axis, the inner chamber spline connection of rotation axis has the regulating spindle, the top fixed mounting of regulating spindle has the steering wheel, the bottom fixed mounting of rotation axis has sprocket one, the middle part of mounting bracket rotates and is connected with sprocket two, the bottom fixed mounting of sprocket two has sprocket three, the left side bearing of mounting bracket bottom is connected with sprocket four, the bottom fixed mounting of sprocket four has the swivel mount, the bottom rotation of swivel mount is connected with the steering wheel, sprocket one and sprocket two's surface drive are connected with chain one, sprocket three and sprocket four's surface drive are connected with chain two, the middle part fixed mounting of mounting bracket has the locating shaft, the surface sliding connection of locating shaft has the fixture block, the top fixed mounting of fixture block has the extension axle, the top surface fixed mounting of mounting bracket has the unblock subassembly.

As a preferable technical scheme of the utility model, lock holes are formed in the top end of the rotating shaft and the surface of the adjusting shaft, and lock pins are inserted into inner cavities of the lock holes.

As a preferable technical scheme of the utility model, the unlocking component is composed of a telescopic rod and a spring sleeved on the surface of the telescopic rod, and the top end of the telescopic rod is fixedly connected with the top end of the extension shaft.

As a preferable technical scheme of the utility model, the left end of the clamping block is clamped at the right side of the sprocket III, and the clamping block is positioned in the inner cavity of the mounting frame and is not in contact with the first chain.

As a preferable technical scheme of the utility model, the top ends of the extending shafts penetrate and extend to the upper part of the mounting frame, the number of the two positioning shafts is two, the two positioning shafts are respectively positioned at the front side and the rear side of the clamping block, and the extending shafts are positioned at the middle parts of the two positioning shafts.

As a preferable technical scheme of the utility model, the chain wheel IV is positioned on the left side of the chain wheel II, the chain wheel II is positioned on the left side of the chain wheel I, and the chain wheel IV and the chain wheel III are positioned below the mounting frame.

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

1. according to the utility model, the clamping block capable of sliding up and down is arranged in the inner cavity of the mounting frame, when the mounting frame is required to be transformed, the extending shaft is upwards supported by the elasticity of the unlocking component, so that the extending shaft is staggered with the chain wheel III, the steering wheel can rotate, a driver downwards steps on the extending shaft when the long-distance straight running is carried out, at the moment, the extending shaft can drive the clamping block to move downwards and be clamped on the right side of the chain wheel III, and further the steering wheel and the steering wheel are locked, so that the steering wheel cannot rotate, at the moment, even if the ground is uneven, the steering wheel and the mini-tiller body cannot rotate relatively, the automatic straight running is ensured, the operation is simple, and the labor intensity of operators is reduced.

2. According to the utility model, the adjusting shaft capable of sliding up and down is arranged in the inner cavity of the rotating shaft, and the rotating shaft and the adjusting shaft are locked by inserting the lock pin into the lock hole, so that when operators with different heights drive the device, the distance between the steering wheel and the operators can be adjusted by withdrawing the lock pin and then moving the adjusting shaft up and down, the steering wheel can be positioned at a comfortable position of the operators, and the operation of the operators with different heights can be realized.

Drawings

FIG. 1 is a schematic elevational view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the attachment of the structural mount of the present utility model;

FIG. 3 is a schematic cross-sectional view of a structural mount of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of the present utility model at A in FIG. 3;

FIG. 5 is a schematic view of the explosion connection of the rotating shaft of the structure of the present utility model;

FIG. 6 is an enlarged schematic view of the structure of the present utility model at B in FIG. 5.

In the figure: 1. a mini-tiller body; 2. a mounting frame; 3. a fixed tube; 4. a rotation shaft; 5. an adjusting shaft; 6. a steering wheel; 7. a sprocket I; 8. a second chain wheel; 9. a sprocket III; 10. a rotating frame; 11. a steering wheel; 12. a sprocket IV; 13. a second chain; 14. positioning a shaft; 15. a clamping block; 16. an extension shaft; 17. unlocking the assembly; 18. a lock hole; 19. a locking pin; 20. and a first chain.

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.

As shown in fig. 1 to 6, the utility model provides a chain direction manipulator, which comprises a mini-tiller body 1, wherein a mounting frame 2 is fixedly arranged on the left side of the mini-tiller body 1, a fixed pipe 3 is fixedly arranged on the right side of the top end of the mounting frame 2, a rotating shaft 4 is rotatably connected with an inner cavity of the fixed pipe 3, an adjusting shaft 5 is connected with a spline of the inner cavity of the rotating shaft 4, a steering wheel 6 is fixedly arranged on the top end of the adjusting shaft 5, a first sprocket 7 is fixedly arranged at the bottom end of the rotating shaft 4, a second sprocket 8 is rotatably connected with the middle part of the mounting frame 2, a third sprocket 9 is fixedly arranged at the bottom end of the second sprocket 8, a fourth sprocket 12 is connected with a fourth sprocket 12 on the left side of the second sprocket 8, the second sprocket 8 is positioned on the left side of the first sprocket 7, the four sprockets 12 and the three sprockets 9 are all positioned below the mounting frame 2, a rotating frame 10 is fixedly arranged at the bottom end of the four sprockets 12, a steering wheel 11 is rotatably connected to the bottom end of the rotating frame 10, a first chain 20 is connected to the surface transmission of the first sprocket 7 and the second sprocket 8, a second chain 13 is connected to the surface transmission of the three sprockets 9 and the four sprockets 12, a positioning shaft 14 is fixedly arranged in the middle of the mounting frame 2, a clamping block 15 is slidably connected to the surface of the positioning shaft 14, an extension shaft 16 is fixedly arranged at the top end of the clamping block 15, an unlocking assembly 17 is fixedly arranged on the top surface of the mounting frame 2, the left end of the clamping block 15 is clamped on the right side of the three sprockets 9, and the clamping block 15 is positioned in the inner cavity of the mounting frame 2 and is not contacted with the first chain 20;

through setting up the fixture block 15 that can slide from top to bottom at the inner chamber of mounting bracket 2, when the needs are transformed, the elasticity of unblock subassembly 17 upwards supports extension axle 16, make extension axle 16 stagger with sprocket three 9, make steering wheel 6 can rotate, when going on long distance's straight line, the driver steps down extension axle 16, extension axle 16 can drive fixture block 15 and move down this moment, the card is on sprocket three 9's right side, and then locking steering wheel 11 and steering wheel 6, make steering wheel 11 can not rotate, even the uneven ground at this moment, also can not take place relative rotation between steering wheel 11 and the minitiller body 1, and then guaranteed automatic straight line and travel, easy operation has reduced operating personnel's intensity of labour.

The top end of the rotating shaft 4 and the surface of the adjusting shaft 5 are provided with lock holes 18, and the inner cavity of each lock hole 18 is inserted with a lock pin 19;

through setting up the adjustable shaft 5 that can slide from top to bottom at the inner chamber of rotation axis 4 to insert in lockhole 18 through lockpin 19 and carry out the locking to rotation axis 4 and adjustable shaft 5, when the operating personnel of different heights drives this device, can be through taking lockpin 19 out, then reciprocate the distance between adjustable shaft 5 to adjust steering wheel 6 and the operating personnel, make steering wheel 6 can be in the comfortable position of operating personnel, realized can deal with the operation of different height operating personnel.

The unlocking component 17 is composed of a telescopic rod and a spring sleeved on the surface of the telescopic rod, and the top end of the telescopic rod is fixedly connected with the top end of the extension shaft 16;

after the extension shaft 16 is loosened, the unlocking component 17 in a compressed state can push the extension shaft 16 upwards under the action of elasticity, so that the clamping block 15 is separated from the chain wheel three 9, the steering wheel 11 and the steering wheel 6 are unlocked, the steering wheel 6 can be rotated to control the angle of the steering wheel 11, the telescopic rod provides positioning for compression deformation of the spring, the spring is prevented from being distorted, and the service life of the device is prolonged.

The top ends of the extending shafts 16 penetrate and extend to the upper part of the mounting frame 2, two positioning shafts 14 are provided, the two positioning shafts 14 are respectively positioned at the front side and the rear side of the clamping block 15, and the extending shafts 16 are positioned at the middle parts of the two positioning shafts 14;

the foot of an operator is ensured, the operator can smoothly tread on the top end of the extension shaft 16, the top end of the extension shaft 16 is arranged into a plate-shaped structure, the operator can conveniently and rapidly find the tread position, and the connection position with the unlocking component 17 is provided.

The working principle and the using flow of the utility model are as follows:

an operator sits on a seat of the mini-tiller, then rotates a steering wheel 6 to drive an adjusting shaft 5 to rotate, the adjusting shaft 5 drives a rotating shaft 4 to rotate in an inner cavity of a fixed pipe 3 through a spline, so that a sprocket I7 is driven to rotate, power is transmitted to a sprocket IV 12 through transmission of a chain I20 and a chain II 13, a rotating frame 10 is finally driven to rotate, and the angle of a steering wheel 11 is controlled to adjust the running direction of a mini-tiller body 1;

when the mini tiller body 1 is required to run in a straight line, the mini tiller body is aligned to the forward direction, then the extension shaft 16 is stepped down, the extension shaft 16 drives the clamping block 15 to move down, the clamping block 15 is clamped on the right side of the sprocket III 9, the sprocket III 9 is locked, and at the moment, the sprocket II, the sprocket IV 12 and the rotating shaft 4 cannot rotate;

when the control device is required to turn, the extension shaft 16 is loosened, and the unlocking component 17 in a compressed state can push the extension shaft 16 upwards under the action of elasticity, so that the clamping block 15 is separated from the chain wheel III 9, the steering wheel 11 and the steering wheel 6 are unlocked, and the steering wheel 6 can be rotated to control the angle of the steering wheel 11;

when operators with different heights operate the device, the lock pin 19 is pulled out of the lock hole 18, at the moment, the adjusting shaft 5 can move up and down in the rotating shaft 4, so that the distance between the steering wheel 6 and the operators is adjusted, and when the operators feel comfortable, the operators reinsert the lock pin 19 into the lock hole 18, so that the adjusting shaft 5 and the rotating shaft 4 can be locked.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. The utility model provides a chain direction manipulator, includes plough machine body (1), its characterized in that a little: the utility model discloses a mini-tiller, which is characterized in that a mounting frame (2) is fixedly mounted on the left side of a mini-tiller body (1), a fixing tube (3) is fixedly mounted on the right side of the top end of the mounting frame (2), a rotating shaft (4) is rotatably connected to an inner cavity of the fixing tube (3), an adjusting shaft (5) is rotatably connected to an inner cavity spline of the rotating shaft (4), a steering wheel (6) is fixedly mounted on the top end of the adjusting shaft (5), a first sprocket (7) is fixedly mounted on the bottom end of the rotating shaft (4), a second sprocket (8) is rotatably connected to the middle part of the mounting frame (2), a third sprocket (9) is fixedly mounted on the bottom end of the second sprocket (8), a fourth sprocket (12) is fixedly mounted on the left side bearing of the bottom end of the mounting frame (2), a rotating frame (10) is fixedly mounted on the bottom end of the fourth sprocket (12), a steering wheel (11) is rotatably connected to the bottom end of the rotating frame (10), a first sprocket (7) and a second sprocket (8) are in surface transmission connection, a first chain (20) is connected to the surface of the first sprocket (9) and the second sprocket (12), a second sprocket (13) is in surface transmission connection, a second sprocket (13) is fixedly mounted on the bottom end of the second sprocket (2), a positioning fixture (14) is fixedly mounted on the top end of the sliding fixture (15), the top surface of mounting bracket (2) fixed mounting has unblock subassembly (17).

2. A chain direction manipulator according to claim 1, characterized in that: the top end of the rotating shaft (4) and the surface of the adjusting shaft (5) are both provided with lock holes (18), and the inner cavity of each lock hole (18) is inserted with a lock pin (19).

3. A chain direction manipulator according to claim 1, characterized in that: the unlocking component (17) is formed by a telescopic rod and a spring sleeved on the surface of the telescopic rod, and the top end of the telescopic rod is fixedly connected with the top end of the extension shaft (16).

4. A chain direction manipulator according to claim 1, characterized in that: the left end of the clamping block (15) is clamped on the right side of the sprocket III (9), and the clamping block (15) is located in the inner cavity of the mounting frame (2) and is not in contact with the first chain (20).

5. A chain direction manipulator according to claim 1, characterized in that: the top of extension axle (16) runs through and extends to the top of mounting bracket (2), location axle (14) are total two, two location axle (14) are located the front and back both sides of fixture block (15) respectively, extension axle (16) are located the middle part of two location axles (14).

6. A chain direction manipulator according to claim 1, characterized in that: the four-sprocket (12) is positioned on the left side of the two-sprocket (8), the two-sprocket (8) is positioned on the left side of the first-sprocket (7), and the four-sprocket (12) and the three-sprocket (9) are both positioned below the mounting frame (2).