CN203608528U - Handrail rotating device for mini-tiller - Google Patents
Handrail rotating device for mini-tiller Download PDFInfo
- Publication number
- CN203608528U CN203608528U CN201320827611.4U CN201320827611U CN203608528U CN 203608528 U CN203608528 U CN 203608528U CN 201320827611 U CN201320827611 U CN 201320827611U CN 203608528 U CN203608528 U CN 203608528U
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- frame
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- cross plate
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- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 238000000926 separation method Methods 0.000 abstract 1
- 238000003971 tillage Methods 0.000 description 11
- 238000009313 farming Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 2
- 238000009333 weeding Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- -1 generate electricity Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000009466 transformation Effects 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 discloses a handrail rotating device for a mini-tiller. The handrail rotating device comprises a handrail assembly, a connecting frame assembly and a frame on the lower side of the connecting frame assembly, wherein the lower end of the handrail assembly is fixedly connected with the upper end of the connecting frame assembly; the connecting frame assembly comprises a connecting frame shell and a rotating mechanism; the lower end of the connecting frame assembly is hinged to the upper side of the frame through the rotating mechanism; the two ends of a lower transverse plate of the connecting frame shell are fixedly connected with both sides of the lower end of a vertical pipe respectively; the top of the frame is provided with a frame top plate. The rotating mechanism comprises a lower transverse plate upper boss and a frame raised seat, and the connecting frame assembly is hinged to the frame through a locking mechanism arranged between the lower end of the connecting frame shell and the frame top plate. The handrail rotating device is simple and compact in structure, and convenient and rapid to operate. The mini-tiller can turn rapidly. Dead corners where tractor-ploughing cannot be performed are eliminated on small-sized fields, and the working efficiency of the mini-tiller is increased. The handrail rotating device has the advantages of locking reliability, convenience in unlocking, firmness in jointing, complete separation and meeting of the turning requirement of the mini-tiller.
Description
Technical field
The utility model relates to a kind of for the mini-size tillage machine such as house garden or small-sized field farming, and especially a kind of device that facilitates mini-size tillage machine to turn to, belongs to graden machine technical field.
Background technology
Mini-size tillage machine is take small diesel engine or gasoline engine as power, has lightweightly, and the feature such as volume is little, simple in structure, is widely used in the farming of the small-sized field on house garden and Plain, mountain area, hills.Mix corresponding machinery and also can draw water, generate electricity, spray the operation such as medicine, spray, and can draw towed vehicle and carry out short-distance transport, mini-size tillage machine can freely travel in field, is convenient to user and carries out farming in small-sized field.When existing mini-size tillage machine turns in arable land, can not freely change direction, when mini-size tillage machine ploughing and weeding is during to the corner of small-sized field, must have larger radius of turn, could be by fuselage unitary rotation, leave larger ploughing and weeding dead angle, the stiff and underaction of turning.The field in some house garden is directed reach external wall of house, needs the mini-size tillage machine of unitary rotation cannot paste wall and turns, and affects tractor-ploughing effect.
Utility model content
The purpose of this utility model be to provide a kind of simple in structure, can realize quickly and easily mini-size tillage machine turn handrails of micro-cultivator tumbler.
The utility model is achieved by the following technical programs:
A kind of handrails of micro-cultivator tumbler, comprises the arm assembly that is obliquely installed and the frame of link assembly and link assembly downside, and arm assembly lower end is fixedly connected with link assembly upper end; Described link assembly comprises link housing and rotating mechanism, and described link housing comprises standpipe and lower cross plate, and described lower cross plate two ends are fixedly connected with both sides, standpipe lower end respectively, and frame top is provided with frame top board; Described rotating mechanism comprises lower cross plate convex platform and frame projection seat, lower cross plate middle part formation lower cross plate convex platform protruding upward, frame projection seat is protruding upward from frame top board, and lower cross plate convex platform and frame projection seat are all taper type, and transverse slat convex platform is buckled on frame projection seat; Link assembly is hinged by being arranged on retaining mechanism and frame between link housing lower end and frame top board.
The purpose of this utility model can also further realize by following technical measures.
Aforesaid handrails of micro-cultivator tumbler, wherein said retaining mechanism comprises set lever, inverted U-shaped plate, a pair of compression cam, support pad, link bolt and array butterfly spring, described set lever one end is through inverted U-shaped plate, a pair of compression cam lays respectively at inverted U-shaped plate both sides, and is fixedly connected with set lever one end respectively; Inverted U-shaped plate lower end is fixed on link bolt top, and array butterfly spring is arranged between support pad and transverse slat convex platform, and the set lever other end is bent upwards after passing across link housing; Link bolt is successively vertically through support pad, array butterfly spring, transverse slat convex platform and frame projection seat, and link bolt lower end is fixedly connected with the nut that is positioned at frame projection seat downside.
Aforesaid handrails of micro-cultivator tumbler, the shift motion C of wherein said link bolt equals to compress the poor of the major axis A of cam and minor axis B.
Aforesaid handrails of micro-cultivator tumbler, its mid frame top board deviates from arm assembly one end translates into rib, and when arm assembly turns to extreme position, one jiao of lower cross plate withstands on the rib inner side of frame top board.
Aforesaid handrails of micro-cultivator tumbler, wherein said rotating mechanism rotational angle is ± 18～± 22 °.
Aforesaid handrails of micro-cultivator tumbler, wherein said link housing one side is also provided with vertical mounting hole, and the set lever other end is bent upwards after passing across vertical mounting hole.
The utility model is simple and compact for structure, convenient to operation, and mini-size tillage machine can be realized quick turning.Eliminate the dead angle that small-sized field cannot tractor-ploughing, improved the operating efficiency of mini-size tillage machine.Retaining mechanism reliable lock of the present utility model, convenient for unlocking.Utilize major axis minor axis while compressing cam rotation to change the clamping stroke producing, and provide at array butterfly spring compared with under the effect of strong elasticity power, make between the lower cross plate convex platform of link housing and frame projection seat, to engage firmly, separate thoroughly, guarantee that handrails of micro-cultivator puts in place according to needed angular turn, meet the turning requirement of mini-size tillage machine.
Advantage and disadvantage of the present utility model, by for illustration and explanation the non-limitative illustration by preferred embodiment below, these embodiment, only provide as an example with reference to accompanying drawing.
Accompanying drawing explanation
Fig. 1 adopts front view of the present utility model;
Fig. 2 is the local enlarged left view of Fig. 1;
The structural representation of Fig. 3 the utility model retaining mechanism; ,
Fig. 4 is the I portion enlarged drawing of retaining mechanism;
Fig. 5 is the local amplification plan view of Fig. 1.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in Fig. 1～Fig. 5, the utility model comprises the arm assembly 1 that is obliquely installed and the frame 3 of link assembly 2 and link assembly 2 downsides, and arm assembly 1 lower end is fixedly connected with by several securing members with link assembly 2 upper ends.Link assembly 2 comprises link housing 21 and rotating mechanism 22, link housing 21 comprises standpipe 211 and lower cross plate 212, standpipe 211 3 faces enclose recording quantity, lower cross plate 212 two ends are soldered with standpipe 211 both sides, lower end respectively, and 31 4 jiaos, frame top board is fixed on frame 3 tops by securing member respectively.Link assembly 2 is hinged with the frame top board 31 of frame 3 upsides by being arranged on retaining mechanism between link housing 21 lower ends and frame top board 31 4.
Retaining mechanism 4 comprises set lever 41, inverted U-shaped plate 42, a pair of compression cam 43, support pad 44, link bolt 45 and array butterfly spring 46, set lever 41 adopts tube bending to make, its one end is through inverted U-shaped plate 42, a pair of compression cam 43 lays respectively at inverted U-shaped plate 42 both sides, and is fixedly connected with set lever 41 one end respectively.Inverted U-shaped plate 42 lower ends are fixed on link bolt 45 tops, array butterfly spring 46 is arranged between support pad 44 and transverse slat convex platform 43, set lever 41 other ends are bent upwards after passing across the vertical mounting hole 214 of link housing 21, convenient operation set lever 41.
The shift motion C of link bolt 45 equals to compress the poor of the major axis A of cam 43 and minor axis B.While guaranteeing that retaining mechanism 4 is locked, push down array butterfly spring 46 by support pad 44, make transverse slat convex platform 213 compress frame projection seat 311, thus locking arm assembly 1.
Frame top board 31 deviates from arm assembly 1 one end routs up rib 312, and the arm assembly 1 of the present embodiment rotates+when 20 ° or-20 °, and 212 1 jiaos of lower cross plates withstand on rib 312 inner sides of frame top board 31, and arm assembly 1 has turned to extreme position.Arm assembly 1 can be within the scope of+20 °～-20 ° arbitrarily angled stopping, be convenient to user and select as required.
Arm assembly 1 turn left or the method for operating of turning right identical, below take arm assembly 1 turn right+20 ° the course of work of the present utility model is described as example.
On lift set lever 41, set lever 41 drives a pair of compression cam 43 being fixedly connected with it to rotate counterclockwise, compression cam 43 is pushed down support pad 44 from major axis A Directional Contour and is become minor axis B Directional Contour facing to support pad 44, under the effect of array butterfly spring 46 reset forces, the journey of dividing a word with a hyphen at the end of a line on link bolt 45 C, support pad 44 with on move and be resisted against on the profile that compresses cam 43 minor axis B directions, lower cross plate convex platform 213 and frame projection seat 311 disengage, arm assembly 1 release.Now, arm assembly 1 can be turned right+20 ° to the right positions shown in Fig. 5.Then depress set lever 41, set lever 41 drives a pair of compression cam 43 being fixedly connected with it to clockwise rotate, link bolt 45 moves down stroke C, support pad 44 moves down thereupon, push down support pad 44 until compression cam 43 forwards the profile of major axis A direction to, the support pad 44 that array butterfly spring 46 is moved down is compressed, and the elastic force of array butterfly spring 46 pressurizeds makes lower cross plate convex platform 213 compress frame projection seat 311, retaining mechanism 4 locks arm assembly 1, and arm assembly 1 can not rotate.
In addition to the implementation, the utility model can also have other embodiments, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of the utility model requirement.
Claims (6)
1. a handrails of micro-cultivator tumbler, comprises the arm assembly that is obliquely installed and the frame of link assembly and link assembly downside, and arm assembly lower end is fixedly connected with link assembly upper end; It is characterized in that: described link assembly comprises link housing and rotating mechanism, described link housing comprises standpipe and lower cross plate, and described lower cross plate two ends are fixedly connected with both sides, standpipe lower end respectively, and frame top is provided with frame top board; Described rotating mechanism comprises lower cross plate convex platform and frame projection seat, lower cross plate middle part formation lower cross plate convex platform protruding upward, frame projection seat is protruding upward from frame top board, and transverse slat convex platform and frame projection seat are all taper type, and lower cross plate convex platform is buckled on frame projection seat; Link assembly is hinged by being arranged on retaining mechanism and frame between link housing lower end and frame top board.
2. handrails of micro-cultivator tumbler as claimed in claim 1, it is characterized in that: described retaining mechanism comprises set lever, inverted U-shaped plate, a pair of compression cam, support pad, link bolt and array butterfly spring, described set lever one end is through inverted U-shaped plate, a pair of compression cam lays respectively at inverted U-shaped plate both sides, and is fixedly connected with set lever one end respectively; Inverted U-shaped plate lower end is fixed on link bolt top, and array butterfly spring is arranged between support pad and transverse slat convex platform, and the set lever other end is bent upwards after passing across link housing; Link bolt is successively vertically through support pad, array butterfly spring, transverse slat convex platform and frame projection seat, and link bolt lower end is fixedly connected with the nut that is positioned at frame projection seat downside.
3. handrails of micro-cultivator tumbler as claimed in claim 2, is characterized in that: the shift motion C of described link bolt equals to compress the poor of the major axis A of cam and minor axis B.
4. handrails of micro-cultivator tumbler as claimed in claim 1, is characterized in that: frame top board deviates from arm assembly one end routs up rib, and when arm assembly turns to extreme position, one jiao of lower cross plate withstands on the rib inner side of frame top board.
5. the handrails of micro-cultivator tumbler as described in claim 1 or 4, is characterized in that: described rotating mechanism rotational angle is ± 18～± 22 °.
6. handrails of micro-cultivator tumbler as claimed in claim 1, is characterized in that: described link housing one side is also provided with vertical mounting hole, and the set lever other end is bent upwards after passing across vertical mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320827611.4U CN203608528U (en) | 2013-12-17 | 2013-12-17 | Handrail rotating device for mini-tiller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320827611.4U CN203608528U (en) | 2013-12-17 | 2013-12-17 | Handrail rotating device for mini-tiller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203608528U true CN203608528U (en) | 2014-05-28 |
Family
ID=50761220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320827611.4U Expired - Lifetime CN203608528U (en) | 2013-12-17 | 2013-12-17 | Handrail rotating device for mini-tiller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203608528U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103688615A (en) * | 2013-12-17 | 2014-04-02 | 江苏沃得植保机械有限公司 | Handrail turning device of mini-tiller |
-
2013
- 2013-12-17 CN CN201320827611.4U patent/CN203608528U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103688615A (en) * | 2013-12-17 | 2014-04-02 | 江苏沃得植保机械有限公司 | Handrail turning device of mini-tiller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140528 |