CN219919662U - Mini-tiller structure convenient for converting output shaft size and mini-tiller - Google Patents
Mini-tiller structure convenient for converting output shaft size and mini-tiller Download PDFInfo
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- CN219919662U CN219919662U CN202320968419.0U CN202320968419U CN219919662U CN 219919662 U CN219919662 U CN 219919662U CN 202320968419 U CN202320968419 U CN 202320968419U CN 219919662 U CN219919662 U CN 219919662U
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- output shaft
- tiller
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 41
- 239000000428 dust Substances 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000000429 assembly Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of mini-tiller, in particular to a mini-tiller structure convenient for converting the size of an output shaft and a mini-tiller. The utility model discloses a mini-tiller structure convenient for converting the size of an output shaft, which comprises a hexagonal output sleeve shaft, wherein a hexagonal conversion tube is connected in the hexagonal output sleeve shaft, a hexagonal output shaft is connected in the hexagonal conversion tube, and the hexagonal conversion tube and the hexagonal output shaft are axially fixed through a hexagonal fixing sleeve. The utility model solves the technical problem of providing a mini-tiller structure with an output shaft capable of being detached and replaced and convenient for converting the size of the output shaft and a mini-tiller.
Description
Technical Field
The utility model relates to the technical field of mini-tiller, in particular to a mini-tiller structure convenient for converting the size of an output shaft and a mini-tiller.
Background
The mini-tiller has the characteristics of light weight, small volume, simple structure and the like, so that the mini-tiller is widely applicable to plain, mountain areas, hills and other areas. The mini-tiller uses a small diesel engine or a gasoline engine as power, outputs the power through an output shaft and is used for driving a knife roller or a tire to operate or move. However, the output shaft of the existing mini-tiller is often fixed in specification, and the output shaft is matched with a cutter or a tire for application. In actual production, however, cutters or tires with different specifications are often required to be used according to the cultivated land conditions or road conditions to achieve a better effect, but micro-cultivator with different styles are required to be purchased, so that the cost of a user is greatly increased.
Accordingly, those skilled in the art have been directed to develop a mini-tiller structure and a mini-tiller in which an output shaft is detachable and replaceable to facilitate the conversion of the output shaft size.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the present utility model discloses a mini-tiller structure and a mini-tiller which are convenient for converting the size of an output shaft, and the technical problem to be solved is to provide a mini-tiller structure and a mini-tiller which are convenient for converting the size of an output shaft and in which the output shaft can be disassembled and replaced.
In order to achieve the above purpose, the utility model provides a mini-tiller structure convenient for converting the size of an output shaft, which comprises a hexagonal output sleeve shaft, wherein a hexagonal conversion pipe is connected in the hexagonal output sleeve shaft, a hexagonal output shaft is connected in the hexagonal conversion pipe, and the hexagonal conversion pipe and the hexagonal output shaft are axially fixed through a hexagonal fixing sleeve.
Preferably, splines are arranged on the outer portion of the hexagonal output sleeve shaft, the number of the splines is 8, and the splines are connected with the power device.
Preferably, an inner hexagonal hole matched with the hexagonal conversion tube is formed in the hexagonal output sleeve shaft, and the periphery of the hexagonal output shaft is a hexagonal surface matched with the hexagonal conversion tube.
Preferably, the inside of the hexagonal fixing sleeve is an inner hexagonal hole matched with the hexagonal conversion tube; the hexagonal fixed sleeve is provided with a threaded through hole, the hexagonal conversion tube is provided with a positioning through hole, the hexagonal output shaft is provided with a positioning hole, and the threaded through hole, the positioning through hole and the positioning hole are corresponding and are provided with fastening locking bolts, so that the hexagonal conversion tube and the hexagonal output shaft are relatively fixed, and axial movement of the hexagonal conversion tube and the hexagonal output shaft can be prevented.
Preferably, the hexagonal fixed sleeve is sleeved at the end part of the hexagonal conversion pipe, and the hexagonal fixed sleeve abuts against the hexagonal output sleeve shaft, so that the hexagonal fixed sleeve can limit the hexagonal output sleeve shaft, and the integral structure is compact.
Preferably, the end part of the hexagonal output sleeve shaft is sleeved with a dust cover, the middle part of the dust cover is provided with a circular through hole, and the circular through hole is inscribed with an annular end surface arranged at the end part of the hexagonal fixed sleeve. Therefore, the dust cap is not rotated when the hexagonal output sleeve shaft, the hexagonal transfer tube and the hexagonal output shaft are rotated.
Preferably, a sealing ring is arranged between the dust cover and the hexagonal output sleeve shaft. The shield and the seal ring are used for preventing impurities from entering the inside to influence the service life and the use effect.
The utility model also provides a mini-tiller, which comprises the mini-tiller structure convenient for converting the size of the output shaft.
The utility model provides a mini-tiller which further comprises a box assembly, wherein the box assembly is internally provided with a power device, and the power device is an output shaft of a diesel engine or a gasoline engine.
The beneficial effects of the utility model are as follows:
through set up the hexagonal conversion pipe between hexagonal output sleeve axle and hexagonal output shaft for the output shaft can dismantle and change, dismantle hexagonal output sleeve axle and hexagonal output shaft with the time can. The specification of the inner hexagonal hole of the hexagonal output sleeve shaft can be adjusted, namely the external specification of the hexagonal output shaft can be adjusted accordingly, so that when cutters or tires with different specifications are needed to be used, the hexagonal output shaft with corresponding specifications can be replaced. Therefore, the cutter rollers with different sizes, the tire assemblies with different diameters and additional tools can be purchased by a mini-tiller, and special cutters with other cutter roller sizes already owned by a user can be used simultaneously, so that convenience is greatly improved, and purchase cost is reduced. In addition, the hexagonal fixing sleeve is used for positioning so as to prevent the hexagonal conversion tube and the hexagonal output shaft from moving and falling off. When the hexagonal output shafts with different knife roller sizes are converted, only the hexagonal fixing sleeve is required to be disassembled, and the conversion is quick and simple.
Therefore, the mini-tiller is simple in structural design and rapid in switching, the manufacturing cost of the whole tiller can be reduced, new functions can be added to products, a user can conveniently and rapidly switch the size of the cutter roller or replace tires in the use process, the use cost is saved, the cutter model of the mini-tiller can be reduced for a dealer, and the stock varieties and types can be reduced.
Drawings
FIG. 1 is a schematic view of a specific embodiment of a mini-tiller structure of the present utility model;
FIG. 2 is a schematic front and side cross-sectional view of a hexagonal output sleeve shaft of the present utility model;
FIG. 3 is a front and top schematic view of a hexagonal fixing sleeve of the present utility model;
FIG. 4 is an exploded schematic view of a hexagonal transfer tube and hexagonal output shaft of the present utility model;
FIG. 5 is a schematic front view of a partial structure of the mini-tiller of the present utility model;
FIG. 6 is a schematic side view of a partial structure of the mini-tiller of the present utility model.
In the above figures: 1. a box assembly; 2. a hexagonal output sleeve shaft; 21. a spline; 3. a hexagonal transfer tube; 31. positioning the through hole; 4. a hexagonal output shaft; 41. positioning holes; 5. a dust cover; 6. a hexagonal fixing sleeve; 61. a threaded through hole; 7. the locking bolt is tightened.
Detailed Description
The present utility model will be further described with reference to the drawings and examples, and it should be noted that in the description of the present utility model, the terms "upper", "lower", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific manner, and thus should not be construed as limiting the present utility model. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1, the utility model provides a mini-tiller structure convenient for converting the size of an output shaft, which comprises a hexagonal output sleeve shaft 2, wherein a hexagonal conversion tube 3 is connected in the hexagonal output sleeve shaft 2, a hexagonal output shaft 4 is connected in the hexagonal conversion tube 3, and the hexagonal conversion tube 3 and the hexagonal output shaft 4 are axially fixed through a hexagonal fixing sleeve 6.
As shown in fig. 2 to 3, the hexagonal output sleeve shaft 2 is provided with splines 21 on the outside, and in this embodiment, the number of splines 21 is 8, and the splines 21 are connected to the power unit. The hexagonal output sleeve shaft 2 is internally provided with an inner hexagonal hole matched with the hexagonal switching tube 3, and the periphery of the hexagonal output shaft 4 is a hexagonal surface matched with the hexagonal switching tube 3. The interior of the hexagonal fixed sleeve 6 is an inner hexagonal hole matched with the hexagonal switching tube 3; the hexagonal fixed sleeve 6 is provided with a threaded through hole 61, the hexagonal conversion tube 3 is provided with a positioning through hole 31, the hexagonal output shaft 4 is provided with a positioning hole 41, the threaded through hole 61, the positioning through hole 31 and the positioning hole 41 are corresponding and are provided with fastening locking bolts 7, so that the hexagonal conversion tube 3 and the hexagonal output shaft 4 are relatively fixed, and the hexagonal conversion tube and the hexagonal output shaft 4 can be prevented from moving axially.
Specifically, the end of the hexagonal conversion tube 3 is sleeved with the hexagonal fixed sleeve 6, and the hexagonal fixed sleeve 6 is propped against the hexagonal output sleeve shaft 2, so that the hexagonal fixed sleeve 6 can limit the hexagonal output sleeve shaft 2, and the whole structure is compact. In addition, the end part of the hexagonal output sleeve shaft 2 is sleeved with a dust cover 5, the middle part of the dust cover 5 is provided with a circular through hole, and the circular through hole is inscribed with an annular end surface arranged at the end part of the hexagonal fixed sleeve 6. Therefore, the dust cap 5 is not rotated when the hexagonal output sleeve shaft 2, the hexagonal switching tube 3, and the hexagonal output shaft 4 are rotated. A sealing ring is arranged between the dust cover 5 and the hexagonal output sleeve shaft 2. The dust cover 5 and the sealing ring are used for preventing impurities from entering the inside to influence the service life and the using effect.
In the above embodiment, the hexagonal conversion tube 3 is disposed between the hexagonal output sleeve shaft 2 and the hexagonal output shaft 4, so that the output shaft can be detached and replaced, and the hexagonal output sleeve shaft 2 and the hexagonal output shaft 4 can be detached together during detachment. The specification of the inner hexagonal hole of the hexagonal output sleeve shaft 2 can be adjusted, namely, the external specification of the hexagonal output shaft 4 can be adjusted accordingly, so that when cutters or tires with different specifications are needed to be used, the hexagonal output shaft 4 with corresponding specifications can be replaced. Therefore, the cutter rollers with different sizes, the tire assemblies with different diameters and additional tools can be purchased by a mini-tiller, and special cutters with other cutter roller sizes already owned by a user can be used simultaneously, so that convenience is greatly improved, and purchase cost is reduced. In addition, the hexagonal fixing sleeve 6 is used for positioning to prevent the hexagonal conversion tube 3 and the hexagonal output shaft 4 from moving and falling off. When the hexagonal output shaft 4 with different knife roller sizes is converted, only the hexagonal fixing sleeve 6 needs to be disassembled, and the conversion is quick and simple.
Therefore, the mini-tiller is simple in structural design and rapid in switching, the manufacturing cost of the whole tiller can be reduced, new functions can be added to products, a user can conveniently and rapidly switch the size of the cutter roller or replace tires in the use process, the use cost is saved, the cutter model of the mini-tiller can be reduced for a dealer, and the stock varieties and types can be reduced.
As shown in fig. 5 and 6, the utility model also provides a mini-tiller, which comprises the mini-tiller structure convenient for converting the size of an output shaft and further comprises a box assembly 1, wherein a power device is arranged in the box assembly 1, and the power device is an output shaft of a diesel engine or a gasoline engine.
The foregoing describes in detail preferred embodiments of the present utility model. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the utility model by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.
Claims (9)
1. Micro-cultivator structure convenient for converting output shaft size, and is characterized in that: the novel hexagonal output sleeve comprises a hexagonal output sleeve shaft (2), wherein a hexagonal conversion tube (3) is connected in the hexagonal output sleeve shaft (2), a hexagonal output shaft (4) is connected in the hexagonal conversion tube (3), and the hexagonal conversion tube (3) and the hexagonal output shaft (4) are axially fixed through a hexagonal fixing sleeve (6).
2. The mini-tiller structure for facilitating conversion of output shaft dimensions according to claim 1, wherein: the hexagonal output sleeve shaft (2) is characterized in that splines (21) are arranged outside the hexagonal output sleeve shaft, and the splines (21) are connected with a power device.
3. The mini-tiller structure for facilitating conversion of output shaft dimensions according to claim 2, characterized in that: the hexagonal output sleeve shaft (2) is internally provided with an inner hexagonal hole matched with the hexagonal conversion tube (3), and the periphery of the hexagonal output shaft is a hexagonal surface matched with the hexagonal conversion tube (3).
4. The mini-tiller structure for facilitating conversion of output shaft dimensions according to claim 2, characterized in that: the inside of the hexagonal fixed sleeve (6) is provided with an inner hexagonal hole matched with the hexagonal conversion tube (3); the hexagonal fixed sleeve (6) is provided with a threaded through hole (61), the hexagonal conversion tube (3) is provided with a positioning through hole (31), the hexagonal output shaft (4) is provided with a positioning hole (41), and the threaded through hole (61), the positioning through hole (31) and the positioning hole (41) are corresponding and are provided with fastening and locking bolts (7).
5. The mini-tiller structure for facilitating conversion of output shaft dimensions according to claim 2, characterized in that: the hexagonal fixed sleeve (6) is sleeved at the end part of the hexagonal conversion tube (3), and the hexagonal fixed sleeve (6) is propped against the hexagonal output sleeve shaft (2).
6. The mini-tiller structure for facilitating conversion of output shaft dimensions according to claim 5, wherein: the end part of the hexagonal output sleeve shaft (2) is sleeved with a dust cover (5).
7. The mini-tiller structure for facilitating conversion of output shaft dimensions according to claim 6, wherein: and a sealing ring is arranged between the dustproof cover (5) and the hexagonal output sleeve shaft (2).
8. A mini-tiller, which is characterized in that: a mini-tiller structure comprising a convenient to switch output shaft size as in any one of claims 2 to 7.
9. The mini-tiller of claim 8, wherein: the novel energy-saving box further comprises a box assembly (1), and the power device is arranged in the box assembly (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320968419.0U CN219919662U (en) | 2023-04-26 | 2023-04-26 | Mini-tiller structure convenient for converting output shaft size and mini-tiller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320968419.0U CN219919662U (en) | 2023-04-26 | 2023-04-26 | Mini-tiller structure convenient for converting output shaft size and mini-tiller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219919662U true CN219919662U (en) | 2023-10-31 |
Family
ID=88486013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320968419.0U Active CN219919662U (en) | 2023-04-26 | 2023-04-26 | Mini-tiller structure convenient for converting output shaft size and mini-tiller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219919662U (en) |
-
2023
- 2023-04-26 CN CN202320968419.0U patent/CN219919662U/en active Active
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