CN202026577U - Miniature cultivator and lifting device of front wheel thereof - Google Patents
Miniature cultivator and lifting device of front wheel thereof Download PDFInfo
- Publication number
- CN202026577U CN202026577U CN 201120077042 CN201120077042U CN202026577U CN 202026577 U CN202026577 U CN 202026577U CN 201120077042 CN201120077042 CN 201120077042 CN 201120077042 U CN201120077042 U CN 201120077042U CN 202026577 U CN202026577 U CN 202026577U
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- tillage machine
- size tillage
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Abstract
The utility model provides a lifting device of a front wheel of a miniature cultivator, which comprises a bracket of the front wheel and a power supporting rack, wherein the top end of the bracket of the front wheel is provided with a slotted hole arranged along the extending direction of the bracket of the front wheel; the power supporting rack is provided with an installing hole, a first clamping groove and a second clamping groove; the slotted hole and the installing hole are connected by a first pin shaft; and the bracket of the front wheel is also provided with a clamping and buckling device, and a return spring is arranged between the bracket of the front wheel and the power supporting rack. The front wheel can be lifted under the condition that the pin shaft is not disassembled by the lifting device of the front wheel of the miniature cultivator, which is provided by the utility model, the lifting device of the front wheel of the miniature cultivator has higher lifting rate, and the working efficiency of the miniature cultivator is further enhanced; and in addition, the utility model also provides the miniature cultivator applying the lifting device of the front wheel.
Description
Technical field
The utility model relates to field of agricultural machinery, relates in particular to a kind of preceding wheel lifter, and the utility model also relates to a kind of mini-size tillage machine of having used above-mentioned preceding wheel lifter.
Background technology
Along with the agricultural production mechanization degree is more and more higher, the application of various agricultural machinery products also more and more widely, mini-size tillage machine is used very extensive as a kind of agricultural ploughing machine that is applicable to extreme terrains such as mountain region, hills.
Please refer to Fig. 1, Fig. 1 is the front-wheel of mini-size tillage machine in the prior art and the schematic diagram that cooperates of power bracing frame.
In the prior art, mini-size tillage machine mainly comprises handrail, power set, ploughs cutter, nonirrigated farmland tulwar, front-wheel 101 and preceding wheel lifter.Handrail is positioned at the rear end of mini-size tillage machine, and cultivated cutter and nonirrigated farmland tulwar are arranged at the below of mini-size tillage machine; Front-wheel 101 is installed on the front end of mini-size tillage machine by preceding wheel lifter.The effect of nonirrigated farmland tulwar is to plough soil, and the effect of cultivated cutter is to regulate the degree of depth that the nonirrigated farmland tulwar is ploughed soil, and handrail is used to control the direction of travel of mini-size tillage machine and power set are controlled.
Above-mentioned " front end " and " rear end " are for the direction of travel of mini-size tillage machine.
Specifically comprising of above-mentioned preceding wheel lifter: front-wheel support 102 and power bracing frame 103; First through hole 111, second through hole 112, the third through-hole 113 that establish the cooperation place of front-wheel support 102 and power bracing frame 103; First installing hole 131 and second installing hole 132 that the front end edge horizontal direction of power bracing frame 103 is provided with.The position that first through hole 111, second through hole 112 and third through-hole 113 are provided with is triangular in shape, and as shown in Figure 1, distance between first through hole 111 and second through hole 112 and third through-hole 113 equate with distance between second through hole 112; The distance between first installing hole 131 and second installing hole 132 and first through hole 111 equate with distance between second through hole 112; Realize being connected by bearing pin 133 between front-wheel support 102 and the power bracing frame 103.
The operation principle of mini-size tillage machine is: when mini-size tillage machine need be ploughed, second through hole 112 that front-wheel support 102 is provided with is connected with second installing hole 132 that power bracing frame 103 is provided with, the third through-hole 113 and first installing hole 131 are connected, this moment, front-wheel 101 was in the lifting position, and the nonirrigated farmland tulwar is ploughed soil; When mini-size tillage machine is walked, second through hole 112 that front-wheel support 102 is provided with is connected with second installing hole 132 that power bracing frame 103 is provided with, first through hole 111 and first installing hole 131 are connected, front-wheel 101 positions downward modulation this moment, be in the position that lands, simultaneously, the operator raises handrail, nonirrigated farmland tulwar and cultivated cutter are liftoff, walk.
But, owing to when mini-size tillage machine of the prior art is changed, the bearing pin between front-wheel support 102 and the power bracing frame 103 133 need be carried out dismounting between arable land state and walking states, waste time and energy, and cause losing of bearing pin 133 easily, cause the operating efficiency of mini-size tillage machine low.
So the switching rate that how to improve the preceding wheel lifter of mini-size tillage machine is those skilled in the art's technical issues that need to address with the operating efficiency of further raising mini-size tillage machine.
The utility model content
Therefore, the purpose of this utility model provides a kind of preceding wheel lifter of mini-size tillage machine, and the preceding wheel lifter of this mini-size tillage machine has higher switching rate.
For solving the problems of the technologies described above, the preceding wheel lifter of the mini-size tillage machine that the utility model provides comprises front-wheel support and power bracing frame, and described front-wheel support top is provided with slotted hole, and described slotted hole extends along the bearing of trend of front-wheel support; Described power bracing frame is provided with installing hole, first draw-in groove and second draw-in groove;
Described slotted hole is connected by first bearing pin with described installing hole; Described front-wheel support also is provided with bayonet unit, is provided with back-moving spring between described front-wheel support and the described power bracing frame;
Distance between described bayonet unit and described slotted hole second end is greater than the distance between described installing hole and first draw-in groove and the described installing hole and second draw-in groove;
Distance between described bayonet unit and described slotted hole first end is less than the distance between described installing hole and first draw-in groove and the described installing hole and second draw-in groove.
Preferably, described bayonet unit second bearing pin that is specially the circular hole that is arranged at described front-wheel support and is fixedly installed in described circular hole.
Preferably, an end of described back-moving spring is connected with second bearing pin, and the other end is installed on described first bearing pin.
Preferably, described second draw-in groove is specially a plurality of.
Preferably, described power bracing frame is provided with some slotted eyes.
On the basis of technique scheme, the utility model also provides a kind of mini-size tillage machine, this mini-size tillage machine comprises handrail, front-wheel, nonirrigated farmland tulwar, ploughs cutter, also comprises the preceding wheel lifter of the mini-size tillage machine of mentioning in the technique scheme, and described front-wheel is arranged at the front end of described mini-size tillage machine.
Relative above-mentioned background technology, the preceding wheel lifter of the mini-size tillage machine that the utility model provides comprises front-wheel support and power bracing frame, and described front-wheel support top is provided with slotted hole, and described slotted hole extends along the bearing of trend of front-wheel support; Described power bracing frame is provided with installing hole, first draw-in groove and second draw-in groove;
Described slotted hole is connected by first bearing pin with described installing hole; Described front-wheel support also is provided with bayonet unit, is provided with back-moving spring between described front-wheel support and the described power bracing frame;
Distance between described bayonet unit and described slotted hole second end is greater than the distance between described installing hole and first draw-in groove and the described installing hole and second draw-in groove;
Distance between described bayonet unit and described slotted hole first end is less than the distance between described installing hole and first draw-in groove and the described installing hole and second draw-in groove.
The preceding wheel lifter of the mini-size tillage machine that the utility model provides, when front-wheel is changed between arable land state and walking states, can be directly with between the front-wheel to pulling out away from the direction of power bracing frame, make the bayonet unit of front-wheel support be provided with and separate with the power bracing frame; Then front-wheel support is adjusted to the position of adaptation, front-wheel support makes bayonet unit cooperate with the power bracing frame under the effect of back-moving spring once more then.So, the preceding wheel lifter of the mini-size tillage machine that the utility model provides, can be without dismounting, just directly pull out and can conveniently finish the conversion of front-wheel between arable land state and walking states between first draw-in groove of power bracing frame setting and second draw-in groove so that bayonet unit is changed.
In addition.The utility model also provides a kind of mini-size tillage machine of having used the preceding wheel lifter of this mini-size tillage machine, and its operating efficiency is higher.
Description of drawings
Fig. 1 is the preceding wheel lifter schematic diagram of mini-size tillage machine of the prior art;
The preceding wheel lifter schematic diagram of the mini-size tillage machine that Fig. 2 provides for the utility model;
The structural representation of the preceding wheeling supporting frame that Fig. 3 provides for the utility model embodiment.
Embodiment
Core of the present utility model provides a kind of preceding wheel lifter that can carry out the mini-size tillage machine of lifting fast to the front-wheel of mini-size tillage machine.
In addition, the utility model also provides a kind of mini-size tillage machine of having used above-mentioned preceding wheel lifter.
In order to make those skilled in the art person understand the technical scheme that the utility model provides better, be described in further detail below in conjunction with the drawings and specific embodiments.
Please refer to Fig. 2 and Fig. 3, the preceding wheel lifter schematic diagram of 2 mini-size tillage machines that provide for the utility model; The structural representation of the preceding wheeling supporting frame that Fig. 3 provides for the utility model embodiment.
In the present embodiment, the preceding wheel lifter of the mini-size tillage machine that the utility model provides comprises front-wheel support 2 and power bracing frame 3, and front-wheel support 2 tops are provided with the slotted hole 22 that is provided with along the front-wheel support bearing of trend; Power bracing frame 3 is provided with installing hole 31, first draw-in groove 32 and second draw-in groove 33.
Slotted hole 22 is connected by first bearing pin 4 with installing hole 31; Front-wheel support 2 also is provided with bayonet unit, is provided with back-moving spring 6 between front-wheel support 2 and the power bracing frame 3.
Slotted hole 22 is connected with installing hole 31 usefulness first bearing pin 4, and bearing pin can slide in slotted hole; Bayonet unit cooperates with first draw-in groove 32 or second draw-in groove 33, can be to positioning between front-wheel support 2 and the power bracing frame 3, and the effect of back-moving spring 6 is to provide pretightning force for bayonet unit and cooperating of first draw-in groove 32 or second draw-in groove 33.
Distance between bayonet unit and slotted hole second end 221 is greater than the distance between described installing hole 31 and first draw-in groove 32 and the described installing hole 31 and second draw-in groove 33; Can guarantee like this can to break away from smoothly under the situation that bayonet unit that front-wheel support 2 is provided with draws front-wheel support 2 outside with first draw-in groove 32 or second draw-in groove 33 between be connected, realization is to the rotation of front-wheel support 2.
Simultaneously, the distance between described bayonet unit and described slotted hole first end 222 is less than the distance between described installing hole 31 and first draw-in groove 32 and the described installing hole 31 and second draw-in groove 33; Can guarantee the compactness of bayonet unit when cooperating like this with first draw-in groove 32 or second draw-in groove 33.
Bayonet unit is specifically as follows the cylinder of the appropriate location of welding and front-wheel support 2; But, because bayonet unit is because of cooperate wearing and tearing easily with first draw-in groove 32 or second draw-in groove 33, for the convenience of changing and keeping in repair, bayonet unit can be the circular hole 21 that is provided with in front-wheel frame 2 suitable positions, is provided with second bearing pin 5 that is fixedly installed in circular hole 21 simultaneously in circular hole 21.
Further, the back-moving spring 6 in the foregoing description, for the convenience of its installation, its end that is connected with front-wheel support 2 can directly be installed on second bearing pin, and an other end is installed on first bearing pin 4 of power bracing frame 3.
Use in order to make mini-size tillage machine can adapt to the different people of height, second draw-in groove 33 can be specially a plurality of, like this mini-size tillage machine when walking its operator just can carry out multiple choices to the height of front-wheel 1 according to the needs of oneself, can better meet operator's needs.
On the basis of technique scheme, can also be provided with some slotted eyes 34 at power bracing frame 3, slotted eye 34 the weight that can alleviate power bracing frame 3 is set, can alleviate the weight of complete machine simultaneously, make things convenient for mini-size tillage machine to walk.
The utility model also provides a kind of mini-size tillage machine, and this mini-size tillage machine comprises handrail, front-wheel 1, nonirrigated farmland tulwar, ploughs cutter, certainly, also comprises the preceding wheel lifter of the mini-size tillage machine of mentioning in the technique scheme, and front-wheel 1 is arranged at the front end of described mini-size tillage machine.The operating efficiency of this mini-size tillage machine is higher.
More than mini-size tillage machine provided by the utility model and preceding wheel lifter thereof are described in detail.Used concrete several embodiment herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (6)
1. the preceding wheel lifter of a mini-size tillage machine comprises front-wheel support (2) and power bracing frame (3), it is characterized in that, described front-wheel support (2) top is provided with slotted hole (22), and described slotted hole (22) extends along the bearing of trend of front-wheel support; Described power bracing frame (3) is provided with installing hole (31), first draw-in groove (32) and second draw-in groove (33);
Described slotted hole (22) is connected by first bearing pin (4) with described installing hole (31); Described front-wheel support (2) also is provided with bayonet unit, is provided with back-moving spring (6) between described front-wheel support (2) and the described power bracing frame (3);
Distance between described bayonet unit and described slotted hole second end (221) is greater than the distance between described installing hole (31) and first draw-in groove (32) and described installing hole (31) and second draw-in groove (33);
Distance between described bayonet unit and described slotted hole first end (222) is less than the distance between described installing hole (31) and first draw-in groove (32) and described installing hole (31) and second draw-in groove (33).
2. the preceding wheel lifter of mini-size tillage machine according to claim 1 is characterized in that, described bayonet unit is specially circular hole (21) that is arranged at described front-wheel support and second bearing pin (5) that is fixedly installed in described circular hole (21).
3. the preceding wheel lifter of mini-size tillage machine according to claim 2 is characterized in that, an end of described back-moving spring (6) is connected with second bearing pin (5), and the other end is installed on described first bearing pin (4).
4. the preceding wheel lifter of mini-size tillage machine according to claim 1 is characterized in that, described second draw-in groove (33) is specially a plurality of.
5. the preceding wheel lifter of mini-size tillage machine according to claim 1 is characterized in that, described power bracing frame (3) is provided with some slotted eyes (34).
6. a mini-size tillage machine comprises handrail, front-wheel (1), nonirrigated farmland tulwar, ploughs cutter, it is characterized in that, comprises that also described front-wheel is arranged at the front end of described mini-size tillage machine as the preceding wheel lifter of each described mini-size tillage machine of claim 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120077042 CN202026577U (en) | 2011-03-22 | 2011-03-22 | Miniature cultivator and lifting device of front wheel thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120077042 CN202026577U (en) | 2011-03-22 | 2011-03-22 | Miniature cultivator and lifting device of front wheel thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202026577U true CN202026577U (en) | 2011-11-09 |
Family
ID=44888895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120077042 Expired - Fee Related CN202026577U (en) | 2011-03-22 | 2011-03-22 | Miniature cultivator and lifting device of front wheel thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202026577U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104054421A (en) * | 2014-06-23 | 2014-09-24 | 重庆嘉木机械有限公司 | Portable mini-tiller frame assembly |
| CN104067709A (en) * | 2014-06-23 | 2014-10-01 | 重庆嘉木机械有限公司 | Mini-tiller rack |
| CN104081903A (en) * | 2014-06-23 | 2014-10-08 | 重庆嘉木机械有限公司 | Mini-tiller handlebar seat, engine and screw transmission box arranging structure |
| WO2023159701A1 (en) * | 2022-02-28 | 2023-08-31 | 重庆润通科技有限公司 | Rapid rotating mechanism for front wheel of mini-tiller |
-
2011
- 2011-03-22 CN CN 201120077042 patent/CN202026577U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104054421A (en) * | 2014-06-23 | 2014-09-24 | 重庆嘉木机械有限公司 | Portable mini-tiller frame assembly |
| CN104067709A (en) * | 2014-06-23 | 2014-10-01 | 重庆嘉木机械有限公司 | Mini-tiller rack |
| CN104081903A (en) * | 2014-06-23 | 2014-10-08 | 重庆嘉木机械有限公司 | Mini-tiller handlebar seat, engine and screw transmission box arranging structure |
| CN104067709B (en) * | 2014-06-23 | 2016-04-13 | 重庆嘉木机械有限公司 | A kind of mini-size tillage machine frame |
| CN104081903B (en) * | 2014-06-23 | 2016-04-20 | 重庆嘉木机械有限公司 | A kind of Miniature cultivator used on higher handle bracket, engine and screw drive case arrangement |
| CN104054421B (en) * | 2014-06-23 | 2016-04-20 | 重庆嘉木机械有限公司 | A kind of portable mini-size tillage machine support assembly |
| WO2023159701A1 (en) * | 2022-02-28 | 2023-08-31 | 重庆润通科技有限公司 | Rapid rotating mechanism for front wheel of mini-tiller |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111109 Termination date: 20170322 |