CN102498769B - Mini-tiller and handrail rack adjusting device thereof - Google Patents
Mini-tiller and handrail rack adjusting device thereof Download PDFInfo
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- CN102498769B CN102498769B CN2011103501681A CN201110350168A CN102498769B CN 102498769 B CN102498769 B CN 102498769B CN 2011103501681 A CN2011103501681 A CN 2011103501681A CN 201110350168 A CN201110350168 A CN 201110350168A CN 102498769 B CN102498769 B CN 102498769B
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Abstract
The invention discloses a handrail rack adjusting device, which comprises a lifting adjusting mechanism. The lifting adjusting mechanism comprises a lifting handle, a lifting stay rope, a lifting positioning piece, a lifting positioning plate, a lifting positioning tube and a lifting resetting member, wherein the lifting handle is hinged with a fixed handle of equipment; the lifting stay rope is connected with the lifting handle; the lifting positioning piece is connected to the tail end of the lifting stay rope, and the dimension of the upper end of the lifting positioning piece is larger than that of the lower end; the lifting positioning plate is fixedly connected with a handrail rack of the equipment, a plurality of lifting positioning holes arranged in the same vertical face are arranged on the lifting positioning plate, and the diameter of each lifting positioning hole is ranged from the size of the lower end of the lifting positing piece and the size of the upper end of the lifting positioning piece; the lifting positioning tube can rotate along a connecting line of central points of the lifting positioning holes, is fixedly arranged on the handrail rack and is internally sleeved with the lifting positioning piece; and two ends of the lifting resetting member are respectively positioned with the end surfaces of the lifting positioning piece and the lifting positioning tube in a propping way. The invention also discloses a mini-tiller comprising the handrail rack adjusting device. According to the handrail rack adjusting device, the stability in position adjustment of the handrail rack can be ensured, and the time for position adjustment of the handrail rack is shortened simultaneously.
Description
Technical field
The present invention relates to the farm machinery technical field, relate in particular to a kind of arm-rest frame adjusting device.The invention still further relates to a kind of mini-size tillage machine with above-mentioned arm-rest frame adjusting device.
Background technology
Mini-size tillage machine is a kind ofly to take small diesel engine or gasoline engine and be the farm machinery of power, have lightweight, volume is little, the characteristics such as simple in structure.Mini-size tillage machine can freely travel in field, user-friendly and deposit, and has solved the drawback that large-scale farm machinery can't enter the mountain area field, therefore is widely used in the nonirrigated farmland, paddy field, orchard on Plain, mountain area, hills etc.Mini-size tillage machine and corresponding facility are used in conjunction with, and can draw water, generate electricity, spray the operations such as medicine, spray, also can draw towed vehicle and carry out short-distance transport.
The arm-rest frame of mini-size tillage machine partly generally includes arm-rest frame and armrest seat, in order to improve the flexibility of mini-size tillage machine, such as forward is ploughed and oppositely ploughed, needs the direction of adjustable handrail frame.Simultaneously, for the people that the meets different heights requirement for height to arm-rest frame, need the height of adjustable handrail frame.At present, the direction of the arm-rest frame of mini-size tillage machine is regulated and highly is regulated and mainly adopt in two ways, be respectively mill tooth-like with the pull-rod spring locate mode.
In the tooth-like regulative mode of mill, on the end face be connected on arm-rest frame and armrest seat, be provided with fluted disc, the direction or when height that need the adjustable handrail frame, the rotary handle frame, make the fluted disc on it rotate certain angle with respect to the fluted disc on armrest seat, i.e. the direction of adjustable armrest frame and height.While adopting the tooth-like regulative mode of above-mentioned mill, due in long-term adjustment process, between fluted disc, relatively rotate, inevitably there will be the lip-deep odontotripsis of fluted disc, particularly at moist field conditions, accelerated the corrosive wear of fluted disc, cause between fluted disc and can't effectively locate engagement, even skid, make the less stable of armrest frame of mini-tiller adjusting, and then affect the steady operation of mini-size tillage machine.
The pull-rod spring locate mode realizes the direction of arm-rest frame and highly adjusting by pull bar and the acting in conjunction that is sheathed on the spring on pull bar.On armrest seat with on end face that arm-rest frame is connected, be provided with some dowel holes, pull bar injects in above-mentioned dowel hole by the hole on arm-rest frame, and the end face butt at the dowel hole place of an end of spring and pull bar, the inner surface butt of the other end and arm-rest frame.When needing the adjustable handrail frame with respect to the direction of frame and height, manually pull pull bar, it is separated with dowel hole, when the rotary handle frame makes it reach desired location, releasing lever, due to the reset response of spring, pull bar will be again and the dowel hole tight fit.While adopting the pull-rod spring locate mode, although the adjustment process of arm-rest frame is more stable, but due to the people when the normal operating all the time by the handle operation on arm-rest frame, pull bar is connected in the lower end of arm-rest frame, in adjustment process, need between pull bar and handrail, frequently switch, make the adjusting overlong time of arm-rest frame, operating efficiency is lower.
In view of this, how, in the position adjustments stability that improves arm-rest frame, shorten the position adjustments time of arm-rest frame, become those skilled in the art's technical barrier urgently to be resolved hurrily.
Summary of the invention
The purpose of this invention is to provide a kind of arm-rest frame adjusting device, this device can, in the position adjustments stability that improves arm-rest frame, shorten the position adjustments time of arm-rest frame.Another object of the present invention is to provide a kind of mini-size tillage machine with above-mentioned arm-rest frame adjusting device.
In order to realize above-mentioned first purpose, the invention provides following technical scheme:
A kind of arm-rest frame adjusting device, comprise lifting regulating mechanism, and described lifting regulating mechanism comprises: the lifting handle, and hinged with the fixed handle of equipment; The lifting drag-line, be connected with described lifting handle; The lifting keeper, be connected in the end of described lifting drag-line, and its upper end size is greater than the lower end size; The lifting location-plate, with the arm-rest frame of equipment, be fixedly connected with, on it, be provided with a plurality of lifting locating holes that are positioned at same vertical plane, the diameter of described lifting locating hole is between the upper end of described lifting keeper size and lower end size, and described lifting locating hole can separate with described lifting keeper; The lifting positioning tube that can rotate along the central point line of described lifting locating hole, it is fixedly arranged on the arm-rest frame of equipment, and its internal sleeve is equipped with described lifting keeper; Lifting return unit, its two ends respectively with the end face of described lifting keeper and described lifting positioning tube against location.
Preferably, the governor motion that turns to of described arm-rest frame adjusting device comprises: steering handle, and hinged with described fixed handle; Turn to drag-line, be connected with described steering handle; Turn to keeper, be connected in the described end that turns to drag-line, its upper end size is greater than the lower end size; Turn to location-plate, be fixedly connected with the armrest seat of equipment, on it, be provided with a plurality of be located in the same horizontal plane turn to locating hole, the described diameter that turns to locating hole is between the described upper end size and lower end size that turns to keeper; Can turn to positioning tube along what the described central point line that turns to locating hole rotated, it is fixedly arranged on described arm-rest frame, and its internal sleeve is equipped with the described keeper that turns to; Turn to return unit, its two ends respectively with described keeper and the described end face of positioning tube that turns to of turning to against location.
Preferably, described lifting return unit or the described return unit that turns to are spring.
Preferably, described lifting keeper is the hollow cylinder that upper end has inward flange, and its side is provided with installing hole, and described lifting drag-line is by described installing hole and described flange and the clamping of described lifting keeper.
Preferably, the described keeper that turns to is the hollow cylinder that upper end has inward flange, and its side is provided with installing hole, describedly turns to drag-line by described installing hole and described flange and describedly turns to the keeper clamping.
Preferably, the line of described lifting locating hole is circular arc.
Preferably, the line in described transition hole is circle.
Preferably, the lower end of described lifting keeper or the described lower end of keeper that turns to are for conical.
Preferably, described lifting handle and described steering handle are connected on the fixed handle at described arm-rest frame two ends.
In technique scheme, arm-rest frame adjusting device provided by the invention comprises lifting regulating mechanism, and lifting regulating mechanism comprises: the lifting handle, and hinged with the fixed handle of equipment; The lifting drag-line, be connected with the lifting handle; The lifting keeper, be connected in the end of lifting drag-line, and its upper end size is greater than the lower end size; The lifting location-plate, be fixedly connected with the arm-rest frame of equipment, on it, is provided with a plurality of lifting locating holes that are positioned at same vertical plane, and the diameter of lifting locating hole is between the upper end of lifting keeper size and lower end size; The lifting positioning tube that can rotate along the central point line of lifting locating hole, it is fixedly arranged on arm-rest frame, and its internal sleeve is equipped with the lifting keeper; Lifting return unit, its two ends respectively with the end face of lifting keeper and lifting positioning tube against location.
During position by above-mentioned arm-rest frame adjusting device adjustable handrail frame, operation lifting handle makes it around fixed handle, rotate, and drives the lifting drag-line position of lifting keeper is promoted, until the lifting keeper separates with the lifting locating hole.Now, upwards lift the part of arm-rest frame, make it turn to suitable height, after unclamping the lifting handle, under the effect of lifting return unit, the lifting keeper will coordinate with the lifting locating hole again, and then completes the position adjustments of arm-rest frame.
As can be known by foregoing description, arm-rest frame adjusting device provided by the invention realizes the foregoing invention purpose by lifting handle, lifting drag-line, lifting keeper, lifting location-plate, lifting positioning tube and lifting return unit, has solved the poor problem of modification stability that the tooth-like structure of the mill of mentioning in the background technology exists.Simultaneously, this arm-rest frame adjusting device is by the functional unit of its lifting regulating mechanism, it is the lifting handle, with fixed handle, be connected, the normal operating parts of arm-rest frame and the distance of position adjustment part have significantly been shortened, then shorten the position adjustments time of arm-rest frame, effectively improved the operating efficiency of equipment.
In order to realize above-mentioned second purpose, the present invention also provides a kind of mini-size tillage machine, comprises arm-rest frame, armrest seat and above-mentioned any arm-rest frame adjusting device, and described arm-rest frame adjusting device is connected with armrest seat with described arm-rest frame.Because above-mentioned arm-rest frame adjusting device has above-mentioned technique effect, the mini-size tillage machine with this arm-rest frame adjusting device also should have corresponding technique effect.
The accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of a kind of embodiment of arm-rest frame adjusting device provided by the invention;
Fig. 2 is that the A-A of Fig. 1 is to the sectional structure schematic diagram;
Fig. 3 is the local structure for amplifying schematic diagram of B part in Fig. 2;
Fig. 4 is the local structure for amplifying schematic diagram of C part in Fig. 2.
Embodiment
Core of the present invention is to provide a kind of arm-rest frame adjusting device, and this device can, in the position adjustments stability that improves arm-rest frame, shorten the position adjustments time of arm-rest frame.Another core of the present invention is to provide a kind of mini-size tillage machine with above-mentioned arm-rest frame adjusting device.
In order to make those skilled in the art understand better technical scheme of the present invention, the present invention is further illustrated below in conjunction with the drawings and specific embodiments.
Referring to Fig. 1, Fig. 2 and Fig. 3, Fig. 1 is the structural representation of a kind of embodiment of arm-rest frame adjusting device provided by the invention, Fig. 2 be the A-A of Fig. 1 to the sectional structure schematic diagram, Fig. 3 is the local structure for amplifying schematic diagram of B part in Fig. 2.
As shown in Figure 1, Figure 2 and Figure 3, arm-rest frame adjusting device provided by the invention comprises lifting regulating mechanism, and this lifting regulating mechanism comprises lifting handle 41, lifting drag-line 42, lifting keeper 45, lifting location-plate 46, lifting positioning tube 44 and lifting return unit 43.Lifting handle 41 is hinged with the fixed handle 1 of equipment; Lifting drag-line 42 is connected with lifting handle 41; Lifting keeper 45 is connected in the end of lifting drag-line 42 by the mode of welding, its upper end size is greater than the lower end size; Lifting location-plate 46 is fixedly connected with the arm-rest frame 2 of equipment, on it, is provided with a plurality of lifting locating holes 47 that are positioned at same vertical plane, and the diameter of lifting locating hole 47 is between the upper end of lifting keeper 45 size and lower end size; The upper end of lifting positioning tube 44 is provided with inward flange, and it can rotate along the central point line of lifting locating hole 47, and is fixedly arranged on arm-rest frame 2, and its internal sleeve is equipped with lifting keeper 45; The two ends of lifting return unit 43 respectively with lifting keeper 45 and lifting positioning tube 44 on the end face of flange against location.Particularly, lifting keeper 45 is provided with the parts of boss for end, the shoulder of this boss for lifting locating hole 47 against, and lifting location-plate 46 is straight plate, lifting return unit 43 is shell fragment.
During position by above-mentioned arm-rest frame adjusting device adjustable handrail frame 2, operation lifting handle 41 makes it around fixed handle 1, rotate, driving lifting drag-line 42 promotes the position of lifting keeper 45, until lifting keeper 45 separates with lifting locating hole 47, the return unit of lifting simultaneously 43 will be subject to axial compressive force and be out of shape.Now, upwards lift the part of arm-rest frame 2, make it turn to suitable height, after unclamping lifting handle 41, under the effect of lifting return unit 43, lifting keeper 45 will coordinate with lifting locating hole 47 again, and then completes the position adjustments of arm-rest frame 2.
As can be known by foregoing description, arm-rest frame adjusting device provided by the invention realizes the foregoing invention purpose by lifting handle 41, lifting drag-line 42, lifting keeper 45, lifting location-plate 46, lifting positioning tube 44 and lifting return unit 43, has solved the poor problem of modification stability that the tooth-like structure of the mill of mentioning in the background technology exists.Simultaneously, this arm-rest frame adjusting device is by the functional unit of its lifting regulating mechanism, it is lifting handle 41, with fixed handle 1, be connected, the normal operating parts of arm-rest frame 2 and the distance of position adjustment part have significantly been shortened, then shorten the position adjustments time of arm-rest frame 2, effectively improved the operating efficiency of equipment.
In technique scheme, the adjusting that turns to of arm-rest frame 2 can realize by the tooth-like structure of mill or pull-rod spring locate mode structure, but in order to increase the further technique effect of this arm-rest frame adjusting device, on the basis of technique scheme, arm-rest frame adjusting device provided by the invention also turns to governor motion to make improvement to it, referring to Fig. 1, Fig. 2 and Fig. 4, Fig. 4 is the local structure for amplifying schematic diagram of C part in Fig. 2 simultaneously.
As shown in Figure 1, Figure 2 and Figure 4, above-mentionedly turn to governor motion to comprise steering handle 51, turn to drag-line 52, turn to keeper 55, turn to location-plate 56, turn to positioning tube 54 and turn to return unit 53.Steering handle 51 is hinged with fixed handle 1; Turn to drag-line 52 to be connected with steering handle 51; Turn to keeper 55 to be connected in by the mode of welding the end that turns to drag-line 52, its upper end size is greater than the lower end size; Turn to location-plate 56 to be fixedly connected with the armrest seat 3 of equipment, on it, be provided with a plurality of be located in the same horizontal plane turn to locating hole 57, turn to the diameter of locating hole 57 between the upper end size that turns to keeper 55 and lower end size; Turn to the upper end of positioning tube 54 to be provided with inward flange, it can rotate along the central point line that turns to locating hole 57, and is fixedly arranged on arm-rest frame 2, and its internal sleeve is equipped with and turns to keeper 55; The two ends that turn to return unit 53 respectively with turn to keeper 55 and turn to the end face of the flange on positioning tube 54 against location.Particularly, turn to keeper 55 for end, to be provided with the parts of boss, the shoulder of this boss for turn to locating hole 57 against, turn to return unit 53 to be shell fragment.
During direction by above-mentioned arm-rest frame adjusting device adjustable handrail frame 2, operation steering handle 51 makes it around fixed handle 1, rotate, drive turns to drag-line 52 will turn to the position of keeper 55 to promote, until turn to keeper 55 to separate with turning to locating hole 57, turn to simultaneously return unit 53 to be subject to axial compressive force and be out of shape.Now, rotary handle frame 2, make it with respect to armrest seat 3, turn to suitable angle, after unclamping steering handle 51, under the effect that turns to return unit 53, turns to keeper 55 again with turning to locating hole 57, to coordinate, and then complete the direction adjusting of arm-rest frame 2.In this scheme, the height of arm-rest frame 2 and direction all can be regulated easily, regulate efficiency and are further enhanced, and stability is better.
In technical scheme further, lifting return unit 43 also can be spring, and this spring housing is located on lifting drag-line 42.Accordingly, turn to return unit 53 also to can be and be sheathed on the spring turned on drag-line 52.Stability during spring work is better, and its state is easier to control, and combination property is better, can further improve stability and the operating efficiency of this arm-rest frame adjusting device.
In specific embodiments, lifting keeper 45 can be the hollow cylinder that upper end has inward flange, and its side is provided with installing hole, and 42 of lifting drag-lines are by above-mentioned installing hole and flange and 45 clampings of lifting keeper.This kind structure makes lifting keeper 45 and the connected mode of lifting drag-line 42 become detachable, install more for convenience, and, when lifting keeper 45 needs to change with 42 one of them the appearance damage of lifting drag-line, can by installing hole, both be separated and change easily, significantly reduce the maintenance cost of this arm-rest frame adjusting device, extended to a certain extent its service life.
Further, turn to keeper 55 also to can be the hollow cylinder that upper end has inward flange, and its side is provided with installing hole, turns to drag-line 52 by above-mentioned installing hole and flange and turn to keeper 55 clampings.This structure can further reduce the maintenance cost of this arm-rest frame adjusting device, extends its service life.
In preferred version, the line of lifting locating hole 47 is circular arc, and namely the vertical sectional shape of lifting location-plate 46 is circular arc.This structure can adapt to the movement locus of lifting positioning tube 44 lower ends, guarantee when lifting positioning tube 44 rotates with lifting location-plate 46, not interfere, avoid the damage of this arm-rest frame adjusting device interior, effectively extend the service life of this arm-rest frame adjusting device, reduce its cost.
More preferably, turn to the line of locating hole 57 to be preferably circle, now, turn to location-plate 56 can be set to circular plate.This kind structure makes arm-rest frame 2 to rotate 360 ° around armrest seat 3, makes the direction adjustable range of arm-rest frame 2 be extended to whole plane, strengthens the versatility of this arm-rest frame adjusting device.
In specific embodiment, lifting keeper 45 and turn to the lower end of keeper 55 all can be optimized for taper, now lifting keeper 45 with lifting locating hole 47, turn to keeper 55 and site error and wearing and tearing that the tie point that turns to locating hole 57 can be accompanied by the parts in this arm-rest frame adjusting device to make corresponding adjustment, thereby reduce parts in this arm-rest frame adjusting device to the harmful effect of its operating accuracy.
For fear of lifting regulating mechanism and turn to governor motion to be connected in the inconvenience brought on the fixed handle 1 of the same side on arm-rest frame 2, the present invention also can be connected to lifting handle 41 and steering handle 51 on the fixed handle 1 at arm-rest frame 2 two ends, with this work that makes left hand and right hand control respectively lifting regulating mechanism and turn to governor motion, the division of labor is clear and definite, reduce and disturb, can reduce the loss that the human operational error brings.
Mini-size tillage machine provided by the invention comprises arm-rest frame 2, armrest seat 3 and above-mentioned any arm-rest frame adjusting device, and this arm-rest frame adjusting device is connected with armrest seat 3 with arm-rest frame 2.Because above-mentioned arm-rest frame adjusting device has above-mentioned technique effect, the mini-size tillage machine with this arm-rest frame adjusting device also should have corresponding technique effect, does not describe in detail herein.
Above mini-size tillage machine provided by the present invention and arm-rest frame adjusting device thereof are described in detail.Applied specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment is just be used to helping to understand method of the present invention and core concept thereof.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of the claims in the present invention.
Claims (10)
1. an arm-rest frame adjusting device, is characterized in that, comprises lifting regulating mechanism, and described lifting regulating mechanism comprises:
Lifting handle (41), hinged with the fixed handle (1) of equipment;
Lifting drag-line (42), be connected with described lifting handle (41);
Lifting keeper (45), be connected in the end of described lifting drag-line (42), and its upper end size is greater than the lower end size;
Lifting location-plate (46), with the arm-rest frame (2) of equipment, be fixedly connected with, on it, be provided with a plurality of lifting locating holes (47) that are positioned at same vertical plane, the diameter of described lifting locating hole (47) is between the upper end size and lower end size of described lifting keeper (45), and described lifting locating hole (47) can separate with described lifting keeper (45);
The lifting positioning tube (44) that can rotate along the central point line of described lifting locating hole (47), it is upper that it is fixedly arranged on described arm-rest frame (2), and its internal sleeve is equipped with described lifting keeper (45);
Lifting return unit (43), its two ends respectively with the end face of described lifting keeper (45) and described lifting positioning tube (44) against location.
2. according to arm-rest frame adjusting device claimed in claim 1, it is characterized in that, the governor motion that turns to of described arm-rest frame adjusting device comprises:
Steering handle (51), hinged with described fixed handle (1);
Turn to drag-line (52), be connected with described steering handle (51);
Turn to keeper (55), be connected in the described end that turns to drag-line (52), its upper end size is greater than the lower end size;
Turn to location-plate (56), with the armrest seat (3) of equipment, be fixedly connected with, on it, be provided with a plurality of be located in the same horizontal plane turn to locating hole (57), the described diameter that turns to locating hole (57) is between the described upper end size and lower end size that turns to keeper (55);
Can turn to positioning tube (54) along what the described central point line that turns to locating hole (57) rotated, it is upper that it is fixedly arranged on described arm-rest frame (2), and its internal sleeve is equipped with the described keeper (55) that turns to;
Turn to return unit (53), its two ends respectively with described keeper (55) and the described end face of positioning tube (54) that turns to of turning to against location.
3. according to arm-rest frame adjusting device claimed in claim 2, it is characterized in that, described lifting return unit (43) or the described return unit (53) that turns to are spring.
4. according to arm-rest frame adjusting device claimed in claim 3, it is characterized in that, described lifting keeper (45) has the hollow cylinder of inward flange for upper end, and its side is provided with installing hole, described lifting drag-line (42) is by described installing hole and described flange and described lifting keeper (45) clamping.
5. according to arm-rest frame adjusting device claimed in claim 3, it is characterized in that, the described keeper (55) that turns to has the hollow cylinder of inward flange for upper end, and its side is provided with installing hole, describedly turns to drag-line (52) by described installing hole and described flange and describedly turn to keeper (55) clamping.
6. according to arm-rest frame adjusting device claimed in claim 2, it is characterized in that, the line of described lifting locating hole (47) is circular arc.
7. according to arm-rest frame adjusting device claimed in claim 2, it is characterized in that, the described line of locating hole (57) that turns to is circle.
8. according to arm-rest frame adjusting device claimed in claim 2, it is characterized in that, described lifting keeper (45) or the described lower end of keeper (55) that turns to are for conical.
9. according to the described arm-rest frame adjusting device of claim 1-8 any one, it is characterized in that, described lifting handle (41) is connected on the described fixed handle (1) at described arm-rest frame (2) two ends with described steering handle (51).
10. a mini-size tillage machine, comprise arm-rest frame (2) and armrest seat (3), it is characterized in that, also comprises arm-rest frame adjusting device as described as claim 1-9, and described arm-rest frame adjusting device is connected with armrest seat (3) with described arm-rest frame (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103501681A CN102498769B (en) | 2011-11-08 | 2011-11-08 | Mini-tiller and handrail rack adjusting device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103501681A CN102498769B (en) | 2011-11-08 | 2011-11-08 | Mini-tiller and handrail rack adjusting device thereof |
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| Publication Number | Publication Date |
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| CN102498769A CN102498769A (en) | 2012-06-20 |
| CN102498769B true CN102498769B (en) | 2013-11-27 |
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| CN2011103501681A Expired - Fee Related CN102498769B (en) | 2011-11-08 | 2011-11-08 | Mini-tiller and handrail rack adjusting device thereof |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102792798B (en) * | 2012-08-30 | 2014-11-05 | 贵州大学 | Turning adjusting method and device of steering handlebar of micro tillage machine |
| CN105409372A (en) * | 2015-12-18 | 2016-03-23 | 重庆鑫源农机股份有限公司 | Handle assembly of mini-tiller capable of lifting and dropping to adjust |
| CN110495288A (en) * | 2019-09-26 | 2019-11-26 | 黑龙江瀚智科技开发有限公司 | A kind of seedling band suppression of soil mechanism on seeder |
| CN113950241B (en) * | 2019-12-19 | 2024-06-18 | 创科无线普通合伙 | Electric cultivator |
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| CN2163770Y (en) * | 1993-08-07 | 1994-05-04 | 天津升扬儿童用品有限公司 | Combined rising or falling handle |
| CN2192542Y (en) * | 1994-01-13 | 1995-03-22 | 朱日凡 | Safety folding apparatus for saddle of bicycle |
| CN2744554Y (en) * | 2004-11-05 | 2005-12-07 | 浙江四方集团公司 | Adjustable riding support of hand tractor |
| CN201754671U (en) * | 2010-08-11 | 2011-03-09 | 重庆华世丹机械制造有限公司 | Operating mechanism of micro-cultivator |
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2011
- 2011-11-08 CN CN2011103501681A patent/CN102498769B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2163770Y (en) * | 1993-08-07 | 1994-05-04 | 天津升扬儿童用品有限公司 | Combined rising or falling handle |
| CN2192542Y (en) * | 1994-01-13 | 1995-03-22 | 朱日凡 | Safety folding apparatus for saddle of bicycle |
| CN2744554Y (en) * | 2004-11-05 | 2005-12-07 | 浙江四方集团公司 | Adjustable riding support of hand tractor |
| CN201754671U (en) * | 2010-08-11 | 2011-03-09 | 重庆华世丹机械制造有限公司 | Operating mechanism of micro-cultivator |
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