CN203884142U - Automatic mini-tiller - Google Patents
Automatic mini-tiller Download PDFInfo
- Publication number
- CN203884142U CN203884142U CN201420259828.4U CN201420259828U CN203884142U CN 203884142 U CN203884142 U CN 203884142U CN 201420259828 U CN201420259828 U CN 201420259828U CN 203884142 U CN203884142 U CN 203884142U
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- CN
- China
- Prior art keywords
- handrail
- pin
- return spring
- electromagnet
- positioner
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Soil Working Implements (AREA)
Abstract
The utility model discloses an automatic mini-tiller. The automatic mini-tiller comprises a positioning device, a handrail adjusting device and a handrail, wherein the handrail has a 'U'-shaped structure; the positioning device is arranged at a bent end of the handrail, is hinged to the handrail adjusting device and comprises a bolt sleeve, a positioning pin, a return spring and a limiting plate; the positioning pin and the return spring are arranged in the bolt sleeve; the limiting plate is provided with a pin hole which is matched with the positioning pin; the positioning device also comprises a permanent magnet, an electromagnet, a switch and a power source; the electromagnet, the switch and the power source form a circuit loop; the permanent magnet is fixedly arranged at the upper end of the bolt sleeve; one end of the return spring is connected with the permanent magnet; the other end of the return spring is fixedly connected with the positioning pin; and the electromagnet is arranged at a position, which is connected with the return spring, of the positioning pin. The automatic mini-tiller has the advantages that the automatic mini-tiller is positioned automatically and is convenient to use.
Description
Technical field
The utility model relates to a kind of mini-size tillage machine, particularly relates to a kind of mini-size tillage machine automatically.
Background technology
Mini-size tillage machine is taking small diesel engine or gasoline engine as power, have lightweight, the feature such as volume is little, simple in structure.Mini-size tillage machine is widely used in the nonirrigated farmland, paddy field, orchard on Plain, mountain area, hills etc.Mix corresponding facility and can draw water, generate electricity, spray the operation such as medicine, spray, also can draw towed vehicle and carry out short-distance transport, mini-size tillage machine can freely be exercised in field, user-friendly and deposit, having saved the worry that large-scale farm machinery cannot enter mountain area field, is that vast farmers consumer substitutes the cultivated optimal selection of ox.Existing mini-size tillage machine comprises and is arranged at the armrest adjusting device on change gear box and is arranged at the positioner of the bend of " U " shape handrail, described armrest adjusting device is for the rotation of the horizontal direction of adjustment " U " shape handrail, and described positioner is for adjusting the height of " U " shape handrail.But, available technology adopting be manual control stick, user is in use, necessary relieving on the offensive " U " shape handrail, pull at control stick and just can realize, just can make alignment pin and pin-and-hole be separated, then, hold again " U " type handrail, turned to needed height, and then push-and-pull control stick is connected alignment pin with pin-and-hole, realizes the location after height adjustment, this troublesome poeration, brings very large inconvenience to user.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of mini-size tillage machine automatically, has realized automation location, easy to use.
For addressing the above problem, the utility model provides a kind of mini-size tillage machine automatically, comprise positioner, handle-adjusting device and handrail, described handrail is " U " shape structure, described positioner is arranged at the curved end of handrail, described positioner and handle-adjusting device hinge-connection, and described positioner comprises pin bushing, alignment pin, return spring and limiting plate, described alignment pin and return spring are all arranged in pin bushing, are provided with the pin-and-hole matching with alignment pin on described limiting plate.Described positioner also comprises permanent magnet, electromagnet, switch and power supply, described electromagnet, switch and power supply form circuit loop, described permanent magnet is fixedly installed on the upper end of pin bushing, one end of described return spring is connected with permanent magnet, the other end of described return spring is fixedly connected with alignment pin, described electromagnet be arranged on described alignment pin and with the junction of return spring.
Further, described pin-and-hole has 25, and described pin-and-hole is the five-element's five row and is arranged on limiting plate.
Further, described positioner also comprises the first axle sleeve, and described pin bushing is fixed on the first axle sleeve and is fixed on the curved end of handrail, and described handle-adjusting device comprises the second axle sleeve, described the second axle sleeve and the first axle sleeve hinge-connection.
Further, described switch is arranged at by the handle of handrail.
The automatic mini-size tillage machine of the utility model, adopts the comprehensive setting of permanent magnet and electromagnet, makes directly to control at handle place the motion of alignment pin, makes highly to regulate convenient.
Brief description of the drawings
Fig. 1 is the structural representation of the preferred embodiments of the automatic mini-size tillage machine of the utility model.
Fig. 2 is the structural representation of handrail and positioner in Fig. 1.
Fig. 3 is the enlarged diagram at P place in Fig. 2.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Please refer to shown in Fig. 1 to Fig. 3, the automatic mini-size tillage machine of the utility model comprises frame 4, armrest adjusting device 3, positioner and handrail 1.
Particularly, described positioner comprises permanent magnet 21, electromagnet 22, alignment pin 23, switch 24, limiting plate 25, pin bushing 26, return spring 27, the first axle sleeve 28, two connecting plates 29 and power supply (not shown).Described the first axle sleeve 28 is arranged between described two connecting plates 29, described pin bushing 26 is vertically fixed on the first axle sleeve 28, described electromagnet 22, switch 24 and power supply form a circuit loop, whether the energising that described switch 24 is controlled electromagnet 22 whether, has magnetic thereby control electromagnet 22.Described permanent magnet 21 is fixedly installed on the top of described pin bushing 26, described alignment pin 23 is arranged in described pin bushing 26, described alignment pin 23 is fixedly connected with permanent magnet 21 by return spring 27, and is provided with electromagnet 22 with the junction of return spring 27 on described alignment pin 23.On described limiting plate 25, be provided with pin-and-hole, described pin-and-hole has 25, and described pin-and-hole is placed on limiting plate 25 with the five-element five row rows, and the structure of the structure of described pin-and-hole and alignment pin 23 matches.
Described handle-adjusting device 3 is for realizing the rotation of handrail 1 horizontal direction, and described armrest adjusting device 3 comprises free bearing and the second axle sleeve, and described the second axle sleeve is arranged on free bearing, and the structure of the structure of described the second axle sleeve and the first axle sleeve 28 matches.
Generally, described handle-adjusting device 3 is arranged on frame 4, the first axle sleeve 28 and handle-adjusting device 3 hinge-connections of described positioner, and the limiting plate 25 of described positioner be arranged in parallel with the free bearing of armrest adjusting device 3.Described handrail 1 is " U " shape, and two connecting plates 29 of described positioner are fixedly installed on the bend of handrail 1, and described pin bushing 26 is fixed on the bend of handrail 1 simultaneously.The switch 24 of described positioner is arranged at by the handle of handrail 1.
The utility model in use, in the time need to adjusting the level angle of handrail 1, only needs rotating handrail.In the time need to adjusting the height of handrail 1, only need open switch 24, described electromagnet 22 is switched on, the electromagnet 22 that is is magnetic, described permanent magnet 21 adsorbs described electromagnet 22, described return spring 27 compresses, and described electromagnet 22 drives alignment pin 23 to move upward, and described alignment pin 23 leaves the pin-and-hole on limiting plate 25.Then, hold the handle of handrail 1, press down handrail 1, described handrail 1 turns to needed height, now, opens closing switch 24, described electromagnet 22 power-off, lose magnetism, under the effect of return spring 27, described alignment pin 23 moves down, thereby alignment pin 23 injects in the pin-and-hole of limiting plate 25, thereby handrail 1 is fixed on to needed height.
These are only embodiment of the present utility model; not thereby limit the scope of the claims of the present invention; every equivalent structure that utilizes the utility model specification and accompanying drawing content to do; directly or indirectly be used in other relevant technical fields, all in like manner within scope of patent protection of the present utility model.
Claims (4)
1. an automatic mini-size tillage machine, comprise positioner, handle-adjusting device and handrail, described handrail is " U " shape structure, described positioner is arranged at the curved end of handrail, described positioner and handle-adjusting device hinge-connection, described positioner comprises pin bushing, alignment pin, return spring and limiting plate, described alignment pin and return spring are all arranged in pin bushing, on described limiting plate, be provided with the pin-and-hole matching with alignment pin, it is characterized in that, described positioner also comprises permanent magnet, electromagnet, switch and power supply, described electromagnet, switch and power supply form circuit loop, described permanent magnet is fixedly installed on the upper end of pin bushing, one end of described return spring is connected with permanent magnet, the other end of described return spring is fixedly connected with alignment pin, described electromagnet be arranged on described alignment pin and with the junction of return spring.
2. automatic mini-size tillage machine according to claim 1, is characterized in that, described pin-and-hole has 25, and described pin-and-hole is the five-element's five row and is arranged on limiting plate.
3. automatic mini-size tillage machine according to claim 1, it is characterized in that, described positioner also comprises the first axle sleeve, and described pin bushing is fixed on the first axle sleeve and is fixed on the curved end of handrail, described handle-adjusting device comprises the second axle sleeve, described the second axle sleeve and the first axle sleeve hinge-connection.
4. automatic mini-size tillage machine according to claim 1, is characterized in that, described switch is arranged at by the handle of handrail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420259828.4U CN203884142U (en) | 2014-05-21 | 2014-05-21 | Automatic mini-tiller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420259828.4U CN203884142U (en) | 2014-05-21 | 2014-05-21 | Automatic mini-tiller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203884142U true CN203884142U (en) | 2014-10-22 |
Family
ID=51710613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420259828.4U Expired - Fee Related CN203884142U (en) | 2014-05-21 | 2014-05-21 | Automatic mini-tiller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203884142U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104541638A (en) * | 2014-12-30 | 2015-04-29 | 湘潭大学 | Height adjustment mechanism for handrail of mini tiller |
| CN109288468A (en) * | 2018-12-06 | 2019-02-01 | 马志勤 | A kind of automatic turning device unloading ash by magnet control ash bucket |
| CN109528118A (en) * | 2018-12-06 | 2019-03-29 | 陈大洪 | The stranding dustpan of ash is unloaded in magnetic-type electronic separation |
-
2014
- 2014-05-21 CN CN201420259828.4U patent/CN203884142U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104541638A (en) * | 2014-12-30 | 2015-04-29 | 湘潭大学 | Height adjustment mechanism for handrail of mini tiller |
| CN109288468A (en) * | 2018-12-06 | 2019-02-01 | 马志勤 | A kind of automatic turning device unloading ash by magnet control ash bucket |
| CN109528118A (en) * | 2018-12-06 | 2019-03-29 | 陈大洪 | The stranding dustpan of ash is unloaded in magnetic-type electronic separation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20150521 |
|
| EXPY | Termination of patent right or utility model |