CN213280563U - Moving wheel for mini-tiller - Google Patents
Moving wheel for mini-tiller Download PDFInfo
- Publication number
- CN213280563U CN213280563U CN202021580929.3U CN202021580929U CN213280563U CN 213280563 U CN213280563 U CN 213280563U CN 202021580929 U CN202021580929 U CN 202021580929U CN 213280563 U CN213280563 U CN 213280563U
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- Prior art keywords
- wheel
- rack
- diameter
- fixed wheel
- spiral
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- 241000283690 Bos taurus Species 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- -1 generate electricity Substances 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002420 orchard Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 238000003971 tillage Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to a mini-tiller equipment technical field, in particular to a moving wheel for a mini-tiller, which comprises a fixed wheel coaxially connected with a connecting shaft, the fixed wheel is arranged between two wheels, the diameter of the fixed wheel is smaller than that of the wheels, the side surface of the fixed wheel is all connected with a plurality of racks in a sliding way, the direction of the racks is the same as the radial direction of the fixed wheel, one end of the rack close to the periphery of the fixed wheel is fixedly connected with an arc-shaped strip, when the rack extends out, the diameter of a circle formed by each arc-shaped strip is larger than that of the wheels, when the rack contracts, the diameter of the circle formed by each arc-shaped strip is smaller than that of the wheels, two spiral gear rings capable of being meshed with a screw are coaxially connected on the connecting shaft, the spiral gear rings can rotate around the connecting shaft, one of the spiral gear rings is meshed with a spiral bevel gear, also comprises a rotating handle matched with the inner hexagonal hole.
Description
Technical Field
The utility model relates to a plough quick-witted equipment technical field a little, specifically disclose a remove wheel for ploughing machine a little.
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 lands, paddy fields, orchards and the like in plains, mountainous areas and hills. The tractor can pump water, generate electricity, spray pesticide, spray and other operations when matched with corresponding machines, can also pull the trailer to carry out short-distance transportation, can freely run in the field by the mini-tiller, is convenient for users to use and store, saves the trouble that large agricultural machinery can not enter mountain fields, and is the best choice for vast farmers to replace cattle farming.
Since the working environment of the mini-tiller is cultivated land, the cultivated land is uneven and the road surface conditions vary according to the rainfall and other weather conditions which vary from region to region, from season to season, from day to day and even within a day. The road surface condition can also change according to the difference of crop cultivation and cultivation stages (plowing, planting, irrigating and harvesting), the structure of the traditional mini-tiller is that two wheels are symmetrically and fixedly connected on a connecting shaft, the wheels are driven to rotate through the rotation of the connecting shaft, so that the mini-tiller is pushed to move, when the mini-tiller works in cultivation, the wheels of the mini-tiller are easy to idle due to the fact that the ground is sunken, and the mini-tiller cannot move.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve traditional machine of ploughing a little and plough the during operation in ploughing, the wheel of ploughing a little machine of ploughing easily because of the sunken idle running in ground, leads to ploughing the unable problem that removes a little.
In order to achieve the above object, the basic scheme of the utility model provides a moving wheel for a mini-tiller, which comprises a fixed wheel coaxially connected with a connecting shaft, the fixed wheel is arranged between two wheels, the diameter of the fixed wheel is smaller than that of the wheels, the side surface of the fixed wheel is all connected with a plurality of racks in a sliding way, the direction of the racks is the same as the radial direction of the fixed wheel, one end of each rack close to the periphery of the fixed wheel is fixedly connected with an arc-shaped strip, when the rack extends out, the diameter of a circle formed by each arc-shaped strip is larger than that of the wheels, when the rack contracts, the diameter of the circle formed by each arc-shaped strip is smaller than that of the wheels, two spiral tooth rings capable of being meshed with a screw are coaxially connected on the connecting shaft, the spiral tooth rings can rotate around the connecting shaft, one of the spiral tooth rings is meshed with a spiral bevel, also comprises a rotary handle matched with the square inner hole.
The principle and effect of this basic scheme lie in:
1. the utility model discloses be equipped with spiral ring gear and rack, spiral ring gear rotates, through the intermeshing of spiral ring gear and rack, can remove when making rack pivoted.
2. The rack end is equipped with the arc strip, and when ploughing the machine normal work a little, the rack shrink, and the diameter of the circle that each arc strip is constituteed is less than the diameter of wheel, and the arc strip does not contact with ground, and when ploughing the machine a little and is absorbed in sunken ground, when the wheel takes place idle running, drives the rack through spiral ring gear and removes, makes the arc strip stretch out, and the diameter of the circle that each arc strip is constituteed is greater than the diameter of wheel, and the arc strip replaces the wheel to rotate on ground, makes the machine a little break away from sunken.
3. The spiral bevel gear is used for driving the spiral gear ring to rotate, a square inner hole is formed in a rotating shaft which is coaxially connected with the spiral bevel gear, the rotating handle is rotated through the matching of the rotating handle and the square inner hole, the rotating shaft rotates to drive the spiral bevel gear to rotate, and the spiral bevel gear drives the spiral gear ring to rotate, so that the rack moves.
4. The fixed wheel is used for installing the rack, ensures that the spiral gear ring and the rack can be stably meshed, and avoids the rack and the spiral gear ring from being separated from each other.
Compared with the prior art, the utility model discloses set up spiral ring gear, rack and tight pulley etc. through stretching out and the shrink of rotating handle control arc strip, can make to plough the machine from sunken ground breaking away from a little, solved traditional machine of ploughing a little and ploughed the during operation in ploughing, the wheel of ploughing a little ploughs the machine and idles because of the ground is sunken easily, leads to ploughing the unable problem that removes a little, easy operation, the practicality is strong.
Furthermore, the square inner hole is a hexagon socket. The inner hexagonal hole is convenient to rotate by rotating the grip,
furthermore, a plurality of guide grooves are formed in the fixed wheel, and the rack is connected with the guide grooves in a sliding mode. The guide groove is convenient for the installation, fixation and sliding of the rack.
Further, a cavity and a rotating hole are formed in the fixed wheel, the spiral bevel gear is rotatably installed in the cavity, and the rotating shaft is rotatably installed in the rotating hole. The cavity can prevent the spiral bevel gear from being exposed outside and being polluted by dust to influence the performance of the spiral bevel gear.
Further, the fixed wheel is connected with the connecting shaft key. The key-type connection is convenient for make tight pulley and connecting axle reciprocal anchorage.
Drawings
FIG. 1 is a structural diagram of a movable wheel for a micro-cultivator in the embodiment of the invention;
fig. 2 is a side view of the utility model discloses a remove wheel for ploughing machine a little.
Detailed Description
The following is further detailed by the specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a connecting shaft 1, a supporting rod 2, a sleeve 3, a rack 4, a spiral gear ring 5, a rotating shaft 6, an arc-shaped strip 7 and a fixed wheel 8.
A movable wheel for a mini-tiller is shown in an embodiment in figures 1 and 2. Wheels are symmetrically arranged at two ends of a connecting shaft 1 of the mini-tiller, a fixed wheel 8 is further arranged between the two wheels, the diameter of the fixed wheel 8 is smaller than that of the wheels, the fixed wheel 8 is in key connection with the connecting shaft 1, ten guide grooves are formed in the side faces of two sides of the fixed wheel 8, the directions of the guide grooves are the same as the radial direction of the fixed wheel 8, racks 4 are slidably connected in the guide grooves, one ends, close to the circumferential face of the fixed wheel 8, of the racks 4 are fixedly connected with arc-shaped strips 7, two spiral gear rings 5 capable of being meshed with the racks are coaxially connected to the connecting shaft 1, a sleeve 3 is arranged on the connecting shaft, a support rod 2 is fixedly connected between the sleeve 3 and the spiral gear rings 5, the spiral gear rings 5 are located on two sides of the fixed wheel 8, a spiral bevel gear is further meshed to one of the spiral gear rings, a rotating shaft 6 is coaxially connected to the spiral bevel, in this embodiment, square hole is hexagon socket, is equipped with cavity and rotation hole on the tight pulley 8, and the spiral bevel gear rotates and installs in the cavity, and pivot 6 rotates and installs in the rotation hole.
The utility model discloses a spiral ring gear 5 is continuous helical tooth, and spiral ring gear 5 rotates, can make rack 4 outwards or inwards move.
In the implementation process of the utility model, when the mini-tiller works normally, the rack 4 is in the guide groove, the arc strips 7 do not extend out of the periphery of the fixed wheel 8, the diameter of the circle formed by each arc strip 7 is smaller than the diameter of the wheel, at the moment, the arc strips 7 are not contacted with the ground, the wheel rotates to drive the mini-tiller to move normally, when the moving wheel of the mini-tiller is sunk into the sunk ground, the wheel of the mini-tiller idles due to the fact that the wheel can not be contacted with the bottom surface of the sunk ground, the mini-tiller can not move normally, at the moment, an operator inserts one end of the rotating handle into the hexagonal hole, the rotating handle rotates to drive the rotating shaft 6 to rotate, the rotating shaft 6 drives the spiral bevel gear to rotate, the spiral bevel gear drives the spiral gear ring 5 to rotate, the spiral gear ring 5 drives the rack 4 to move, the arc strips 7 fixedly connected with the tail end of the rack 4 extend out, the diameter of the, until the arc strip 7 and the bottom contact on sunken ground, replace wheel work, the connecting axle rotates, makes arc strip 7 rotate, because arc strip 7 can contact ground, the idle running can not take place for arc strip 7, and arc strip 7 rotates, makes the machine of ploughing a little break away from sunken ground, then staff's antiport rotates the handle, makes arc strip 7 shrink, ploughs a little and continues normal work.
The utility model discloses set up spiral ring gear 5, rack 4 and tight pulley 8 etc. through stretching out and the shrink of rotating handle control arc strip 7, can make to plough the machine from sunken ground break away from a little, solved traditional machine of ploughing a little and ploughed the during operation in ploughing, the removal wheel of ploughing a little machine idles because of the ground is sunken easily, leads to ploughing the problem that the machine can't remove a little, convenient operation, the practicality is strong.
The above description is only for the embodiments of the present invention, and the common general knowledge of the known specific structures and characteristics in the schemes is not described herein too much, and those skilled in the art will know all the common technical knowledge in the technical field of the present invention before the application date or the priority date, can know all the prior art in this field, and have the ability to apply the conventional experimental means before this date, and those skilled in the art can combine their own ability to perfect and implement the schemes, and some typical known structures or known methods should not become obstacles for those skilled in the art to implement the present application. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (5)
1. The utility model provides a remove wheel for declining plough machine which characterized in that: including the tight pulley with connecting axle coaxial coupling, the tight pulley is established between two wheels, the diameter of tight pulley is less than the diameter of wheel, the equal sliding connection in side of tight pulley has a plurality of racks, the rack direction all is the same with the radial of tight pulley, the one end rigid coupling that the rack is close to the tight pulley periphery has the arc strip, when the rack stretches out, the diameter of the circle that each arc strip is constituteed is greater than the diameter of wheel, during the rack shrink, the diameter of the circle that each arc strip is constituteed is less than the diameter of wheel, it can with two spiral ring gears of rack toothing still coaxial coupling on the connecting axle, spiral ring gear all can rotate around the connecting axle, it has spiral bevel gear to mesh on one of them spiral ring gear, spiral bevel gear coaxial coupling has the pivot, the pivot free end is equipped with square hole, still including can in square hole complex rotation.
2. The moving wheel for the micro-cultivator of claim 1, wherein: the square inner hole is a hexagon socket.
3. The moving wheel for the micro-cultivator of claim 1, wherein: the fixed wheel is provided with a plurality of guide grooves, and the rack is connected with the guide grooves in a sliding manner.
4. The moving wheel for the micro-cultivator of claim 1, wherein: the fixed wheel is provided with a cavity and a rotating hole, the spiral bevel gear is rotatably arranged in the cavity, and the rotating shaft is rotatably arranged in the rotating hole.
5. The moving wheel for the micro-cultivator of claim 1, wherein: the fixed wheel is connected with the connecting shaft key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021580929.3U CN213280563U (en) | 2020-08-03 | 2020-08-03 | Moving wheel for mini-tiller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021580929.3U CN213280563U (en) | 2020-08-03 | 2020-08-03 | Moving wheel for mini-tiller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213280563U true CN213280563U (en) | 2021-05-28 |
Family
ID=76022712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021580929.3U Expired - Fee Related CN213280563U (en) | 2020-08-03 | 2020-08-03 | Moving wheel for mini-tiller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213280563U (en) |
-
2020
- 2020-08-03 CN CN202021580929.3U patent/CN213280563U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210528 |