CN205694106U - Multiple farmland operation tractor - Google Patents
Multiple farmland operation tractor Download PDFInfo
- Publication number
- CN205694106U CN205694106U CN201620432396.1U CN201620432396U CN205694106U CN 205694106 U CN205694106 U CN 205694106U CN 201620432396 U CN201620432396 U CN 201620432396U CN 205694106 U CN205694106 U CN 205694106U
- Authority
- CN
- China
- Prior art keywords
- power
- vehicle frame
- falsework
- axle
- shaft
- 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
Links
Landscapes
- Harvester Elements (AREA)
Abstract
This utility model provides one kind of multiple farmland operation tractors, it includes vehicle frame, the front portion of vehicle frame is equipped with electromotor, equipped with front axle and rear axle on vehicle frame, the rear portion of described vehicle frame is equipped with the change speed gear box being connected with engine power, rear axle passes the bottom of change speed gear box and is connected with gearbox dynamic, the middle part of described vehicle frame is equipped with the driving oil pump being connected with engine power, the rear portion of described vehicle frame is hinged with suspention oil cylinder, described vehicle frame lower rear is hinged with rear falsework, the piston rod hinge of suspention oil cylinder is contained on rear falsework, equipped with rotary cultivator attachment on rear falsework, the front of vehicle frame is hinged with front falsework, equipped with mowing-apparatus on front falsework, the bottom in vehicle frame front is equipped with front support oil cylinder, the piston rod hinge of front support oil cylinder is contained in the lower rear of front falsework.This utility model has the advantage that driving stability is high, power connective stability is high, power transmission is convenient, raises labour efficiency and reduces farming labour cost.
Description
Technical field
This utility model relates to one kind of multiple farmland operation tractors.
Background technology
In the narrow space such as orchard, booth during the industrial crops such as planting vegetable, need to use hand tractor to plough
Make.Due to poor performance such as the turning of hand tractor, manipulations, thus working performance is low, and needs individually to hang rotary cultivator attachment
And the Working mechanism such as weeder, the electromotor of hand tractor is connected multiple with the power drive mechanism of above-mentioned Working mechanism
Miscellaneous, power transmission is unstable, thus greatly reduces the efficiency of farming, improves the cost of farming, and large-scale tractor by
Big in volume, it is not suitable in above-mentioned narrow space farming, its change speed gear box and corresponding supporting structure are all positioned at the front portion of vehicle frame, need
Its power is passed to be fitted in the Working mechanism of tractor front and rear part by Cardan shaft to be used, thus its structure is complicated,
Farming cost is high.
Summary of the invention
The technical problems to be solved in the utility model is for drawbacks described above, it is provided that a kind of simple in construction, power transmission are surely
Fixed and the suitable multiple farmland operation tractor in narrow space farming.
In order to solve above-mentioned technical problem, the multiple farmland operation tractor provided, including vehicle frame, the front portion of vehicle frame
Equipped with electromotor, equipped with front axle and rear axle on vehicle frame, axle being respectively provided with road wheel, it is structurally characterized in that: described vehicle frame
Rear portion equipped with the change speed gear box being connected with engine power, rear axle is through the bottom of change speed gear box and is connected with gearbox dynamic, institute
Stating the middle part of vehicle frame equipped with the driving oil pump being connected with engine power, the rear portion of described vehicle frame is hinged with by driving oil pump to drive
Suspention oil cylinder, described vehicle frame lower rear is hinged with rear falsework, and the piston rod hinge of suspention oil cylinder is contained on rear falsework, after
Equipped with the rotary cultivator attachment being connected with gearbox dynamic on falsework, the front of vehicle frame is hinged with front falsework, and front falsework fills
Having the mowing-apparatus being connected with engine power, the bottom in described vehicle frame front is equipped with by the front support oil driving oil pump to drive
Cylinder, the piston rod hinge of front support oil cylinder is contained in the lower rear of front falsework.
After using said structure, change speed gear box it is connected to the rear portion of vehicle frame and it is directly driven rear axle, substantially increasing
Drive stability, and shorten the distance of farming mechanism with vehicle frame rear portion, improve farming mechanism steady with what its power was connected
Qualitative and convenient degree, orders about rear falsework by suspention oil cylinder and front support oil cylinder orders about front falsework and moves up and down, can
Making rotary cultivator attachment and mowing-apparatus rise or landing, when rotary cultivator attachment and mowing-apparatus rise, this machine can realize quickly moving
Dynamic, the farming operations such as anterior mowing, rear portion rotary tillage can be carried out during said apparatus landing, i.e. achieve multiple farmland operation, above-mentioned
The setting of structure, it is no longer necessary to the drive mechanisms such as universal joint carry out power output, thus the middle part of vehicle frame is no longer necessary to preset sky
Between, make the narrowed width of complete machine, height reduction, complete machine suitably farming in the narrow space such as orchard, booth, turn, turn around
Manipulate very convenient, while raising labour efficiency, greatly reduce the labour cost of farming.
As improvement, the vertical view orthographic projection view of described vehicle frame is rectangle, and described change speed gear box is vertically connected to vehicle frame
Rear portion, change speed gear box is built with passing axle in power input shaft and at least one, power input shaft and middle biography axle are all along the horizontal stroke of vehicle frame
To setting, power input shaft is connected with the power output shaft power of electromotor by belt and belt wheel, power input shaft and in
Pass and connected by gear drive between axle, make complete machine narrow by said structure and be substantially reduced its height, thus adapting to orchard
And booth farming, and use the change speed gear box of said structure to make transmission more stable, from rear output power closer to, thus convenient
Power connection is carried out with rear output power and corresponding farming mechanism.
Described change speed gear box is built with the rear output shaft with middle biography axle parallel arrangement, and the rear portion of described vehicle frame is equipped with being positioned at speed change
The connection at case rear is passed a bridge, and connects and passes a bridge built with the rear line shaft being connected with rear output shaft power, equipped with rear on rear line shaft
Clutch, described rotary cultivator attachment includes the rotary tillage shaft being rotatably connected on rear falsework, and rotary tillage shaft is dynamic with rear by sprocket wheel, chain
Power through-drive connects, equipped with many rotary blades on rotary tillage shaft.
Described mowing-apparatus includes the transverse sleeves being connected to front falsework, be rotatably connected in transverse sleeves can with start
The mowing line shaft that the power output shaft power of machine connects, transverse sleeves is rotatably connected to vertically arranged and moves with mowing respectively
The mowing axle at least two intervals that power axle power connects, equipped with disc cutter on mowing axle.
Equipped with front power output pulley on the power output shaft of described electromotor, on front falsework equipped with mowing line shaft
The intermediate propeller shaft being in transmission connection, equipped with the power input belt wheel adapted with power output pulley, power on intermediate propeller shaft
It is connected between output pulley with power input belt wheel and has front power conveyer belt, equipped with power conveyer belt before controlling on front falsework
Degree of tightness and then control power output pulley carry out powerdriven clutch driving unit with power input belt wheel.
Described clutch driving unit includes the drive rocker being hinged on front falsework, front falsework is hinged with support and shakes
Bar, supporting crank is rotatably connected to when supporting crank swings to lean and away from the expansion tightening wheel of front power conveyer belt, described
Connect between drive rocker and supporting crank and have crank connecting link, equipped with the location that can lean crank connecting link top on supporting crank
Post.
As improving further, equipped with forward extending out and spaced many combing arms in described transverse sleeves, can be by
Liftoff relatively low or lodging weeds carry out combing thus effectively weeding.
As further improving, equipped with front hinged ear mount on described front falsework, front hinged ear mount is provided with strip hole,
Being coated with the bearing pin being fixed in strip hole by nut in strip hole, the piston rod of described front support oil cylinder passes through sleeve set
On bearing pin, the bearing pin position adjustment at strip hole, and then the terrain clearance of falsework before adjustment can be passed through, i.e. adjust disk
The terrain clearance of shape cutter, thus carry out safely and effectively weeding.
In sum, this utility model compared with prior art has the advantage that this utility model narrow width, highly
Low, suitably farming in the narrow space such as orchard, booth, there is driving stability height, power connective stability height, power transmission
Advantage convenient, that raise labour efficiency and reduce farming labour cost.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described in further detail:
Fig. 1 is the structural representation of a kind of embodiment of this utility model；
Fig. 2 is the structural representation that mowing-apparatus is connected on front falsework；
Fig. 3 be in Fig. 2 A to structural representation；
Fig. 4 is the structural representation of clutch driving unit；
Fig. 5 is the structural representation of clutch driving unit another kind state；
Fig. 6 is the structural representation that rotary cultivator attachment is connected with change speed gear box；
Fig. 7 is the structural representation after change speed gear box launches；
Fig. 8 is the structural representation of change speed gear box side.
Detailed description of the invention
As it is shown in figure 1, this utility model gives the embodiment of one kind of multiple farmland operation tractors, it includes vehicle frame
1, the front portion of vehicle frame 1 is equipped with electromotor 2, equipped with front axle and rear axle on vehicle frame, axle is respectively provided with road wheel, certainly, car
The actuation means such as seat, steering wheel, brake, throttle it are also associated with, the concrete structure of above-mentioned actuation means and corresponding on frame 1
Annexation is all prior art, does not repeats them here.The rear portion of vehicle frame 1 equipped with the change speed gear box 3 being connected with electromotor 2 power,
In the present embodiment, the power output shaft of electromotor is connected by belt, pulley power with the power input shaft of change speed gear box, vehicle frame
The vertical view orthographic projection view of 1 is rectangle, so that complete machine narrows, facilitates farming in booth and orchard, described change speed gear box 3 to erect
To being connected to the rear portion of vehicle frame, rear axle through the bottom of change speed gear box 3 and is connected with change speed gear box 3 power, and the middle part of described vehicle frame 1 fills
There is the driving oil pump 4 being connected with engine power, can be that the corresponding actuating unit of the oil cylinder etc. connected on vehicle frame provides power fluid
Force feed, it is no longer necessary to be separately provided other actuating units and can realize power output.
As shown in Fig. 1, Fig. 7 and Fig. 8, described change speed gear box 3 built with in power input shaft 3-1 and at least one pass axle 3-2,
Power input shaft 3-1 is connected with the pto of electromotor, between power input shaft and middle biography axle by belt wheel, belt
And connected by gear drive respectively between adjacent middle biography axle, power input shaft 3-1 and middle biography axle 3-2 is all along vehicle frame
Horizontally set, this structure arranges and whole change speed gear box 3 can be made to narrow, thus farthest reduces the width of vehicle frame, and then
Reducing the width of complete machine, adapt to the farming in orchard and booth, the rear axle on vehicle frame is made up of two semiaxis, and two semiaxis divide
Not being installed in change speed gear box, above-mentioned two-semiaxle is connected with middle biography axle 3-2 power by axle shaft clutch 3-3 respectively, semiaxis clutch
Device 3-3 can use shift fork clutch of the prior art or electromagnetic clutch etc., its concrete structure and with semiaxis, middle biography axle
Attachment structure be all prior art, do not repeat them here.
As shown in figures 1 to 6, the rear portion of described vehicle frame 1 is hinged with by the suspention oil cylinder 5 driving oil pump to drive, described car
Frame lower rear is hinged with rear falsework 6, and the piston rod hinge of suspention oil cylinder 5 is contained on rear falsework 6, on rear falsework 6 equipped with
The rotary cultivator attachment being connected with gearbox dynamic, described change speed gear box 3 is built with the rear output shaft 3-4 with middle biography axle parallel arrangement, institute
State the rear portion of vehicle frame 1 and pass a bridge 25 equipped with the connection being positioned at change speed gear box 3 rear, connect and pass a bridge 25 built with rear output shaft power even
The rear line shaft connect, equipped with rear clutch 9 on rear line shaft, described rotary cultivator attachment includes being rotatably connected on rear falsework 6
Rotary tillage shaft 10, rotary tillage shaft 10 is in transmission connection with rear line shaft by sprocket wheel, chain, equipped with many rotary blades 11 on rotary tillage shaft, rotation
Plough the concrete structure of cutter 11 and the arrangement form on rotary tillage shaft is all prior art, rear falsework 6 is also equipped with blocking rotation
Ploughing the cover plate 28 of cutter, the effect of cover plate 28 is to make it fall under soil gear rotary tillage got up, and the rear portion of cover plate 28 connects comforts
Flat board 29, the effect smoothing plate 29 is to be smoothed by the soil fallen.
As shown in Figures 1 to 5, the front of vehicle frame 1 is hinged with front falsework 7, and front falsework 7 moves equipped with electromotor 2
The mowing-apparatus that power connects, the bottom in described vehicle frame 1 front is equipped with by the front support oil cylinder 8 driving oil pump 4 to drive, front support oil
The piston rod hinge of cylinder 8 is contained in the lower rear of front falsework 7.Described mowing-apparatus includes the horizontal set being connected to front falsework 7
Cylinder 12, is rotatably connected to the mowing line shaft 13 can being connected with the power output shaft power of electromotor, specifically comes in transverse sleeves
Saying, the top of front falsework 7 is rotatably connected to the pto of intermediate propeller shaft, intermediate propeller shaft and above-mentioned electromotor
Connecting, equipped with power transmission shaft in a sidepiece linking arm of front falsework 7, intermediate propeller shaft is connected with power transmission shaft by bevel gear, on
State mowing line shaft 13 to be connected with above-mentioned power transmission shaft power by bevel gear, transverse sleeves 12 is rotatably connected to vertically arranged and
Respectively and the mowing axles 14 at mowing line shaft power be connected at least two interval, equipped with disc cutter 15 on mowing axle 14,
Equipped with front power output pulley 16 on the power output shaft of described electromotor, on intermediate propeller shaft equipped with power output pulley phase
The power input belt wheel 17 adapted to, is connected between power output pulley and power input belt wheel and has front power conveyer belt 18, front work
Make to carry out power equipped with degree of tightness and then the control power output pulley of power conveyer belt 18 before controlling with power input belt wheel on frame 7
The clutch driving unit of transmission, described clutch driving unit includes the drive rocker 19 being hinged on front falsework 7, front falsework
It is hinged with supporting crank 20 on 7, supporting crank 20 is rotatably connected to when supporting crank 20 swings lean and away from front dynamic
The expansion tightening wheel 22 of power conveyer belt 18, connects between described drive rocker 19 and supporting crank 20 and has crank connecting link 21, supporting crank
Equipped with leaning the locating dowel 23 at crank connecting link 21 top on 20, above-mentioned drive rocker 19, supporting crank 20, crank connecting link 21
And front falsework 7 forms crank and rocker mechanism, ordering about drive rocker 19 by handle and swing, supporting crank 20 swings and makes tensioner
When wheel 22 leans front power conveyer belt 18, power output pulley and power input belt wheel power transmission, expansion tightening wheel 22 are away from front power
Power output pulley and power input belt wheel unpowered transmission during conveyer belt 18, the state in Fig. 4 is that expansion tightening wheel 22 is away from front dynamic
State during power conveyer belt 18, Fig. 5 is the expansion tightening wheel 22 state when leaning front power conveyer belt 18, Fig. 4 be switched to shape in Fig. 5
During state, handle orders about drive rocker 19 and swings, and drives supporting crank 20 to swing, crank in crank connecting link 21 rotation process
Walking around it in connecting rod 21 rotation process with drive rocker 19 after the state of same axis, the top of crank connecting link 21 acts against fixed
On the post 23 of position, expansion tightening wheel 22 leans and makes its tensioner on front power conveyer belt 18, and power transmission after tensioner, during power transmission
Expansion tightening wheel 22 by downward pressure, locating dowel 23 by pressure transmission to the crown center position of crank connecting link 21, the arrow in Fig. 5
Head line be by the line of force, the shape that this insufficient pressure walks around itself and drive rocker 19 at same axis to order about crank connecting link 21 to rotate
State, thus form stable power bonding state, manually orders about drive rocker 19 when swinging, and drive rocker 19 is to crank connecting link 21
Driving force be positioned at its end, thus make crank connecting link rotate, thus order about supporting crank 20 swing make expansion tightening wheel 22 away from
Front power conveyer belt 18, the clutch driving unit simple in construction of this kind of structure, easy to use.In described transverse sleeves 12 equipped with to
Before stretch out and spaced many combing arms 26, equipped with front hinged ear mount 24 on described front falsework 7, in front hinged ear mount 24
It is provided with strip hole, strip hole is coated with the bearing pin being fixed in strip hole by nut, the piston rod of described front support oil cylinder 8
By sleeve set on bearing pin.
This utility model is not restricted to the described embodiments, for those skilled in the art, based on this utility model
The equivalent variations of concrete structure and part replacement are all in protection domain of the present utility model.
Claims (8)
1. one kind of multiple farmland operation tractors, including vehicle frame (1), the front portion of vehicle frame (1) is equipped with electromotor (2), on vehicle frame
Equipped with front axle and rear axle, axle is respectively provided with road wheel, it is characterized in that: the rear portion of described vehicle frame (1) equipped with electromotor
(2) change speed gear box (3) that power connects, rear axle passes the bottom of change speed gear box (3) and is connected with change speed gear box (3) power, described vehicle frame
(1) middle part is equipped with the driving oil pump (4) being connected with engine power, and the rear portion of described vehicle frame (1) is hinged with by driving oil pump
The suspention oil cylinder (5) driven, described vehicle frame lower rear is hinged with rear falsework (6), and the piston rod hinge of suspention oil cylinder (5) is contained in
On rear falsework (6), equipped with the rotary cultivator attachment being connected with gearbox dynamic on rear falsework (6), the front of vehicle frame (1) is hinged with
Front falsework (7), equipped with the mowing-apparatus being connected with electromotor (2) power on front falsework (7), described vehicle frame (1) front
Bottom is equipped with by the front support oil cylinder (8) driving oil pump (4) to drive, and the piston rod hinge of front support oil cylinder (8) is contained in front falsework
(7) lower rear.
Multiple farmland operation tractor the most according to claim 1, is characterized in that: the vertical view of described vehicle frame (1) is just thrown
Video display figure is rectangle, and described change speed gear box (3) is vertically connected to the rear portion of vehicle frame, change speed gear box (3) built with power input shaft and
At least one passes axle, power input shaft and middle biography axle all along the horizontally set of vehicle frame, power input shaft by belt and
Belt wheel is connected with the power output shaft power of electromotor, is connected by gear drive between power input shaft with middle biography axle.
Multiple farmland operation tractor the most according to claim 2, is characterized in that: described change speed gear box (3) built with
The rear output shaft of middle biography axle parallel arrangement, passes a bridge equipped with the connection being positioned at change speed gear box (3) rear in the rear portion of described vehicle frame (1)
(25), connection gap bridge (25) is built with the rear line shaft being connected with rear output shaft power, equipped with rear clutch on rear line shaft
(9), described rotary cultivator attachment includes the rotary tillage shaft (10) being rotatably connected on rear falsework (6), and rotary tillage shaft (10) passes through sprocket wheel, chain
Bar is in transmission connection with rear line shaft, equipped with many rotary blades (11) on rotary tillage shaft.
4., according to the multiple farmland operation tractor according to any one of claim 1-3, it is characterized in that: described mowing-apparatus
Including being connected to the transverse sleeves (12) of front falsework (7), it is rotatably connected in transverse sleeves to export with the power of electromotor
Axle power connect mowing line shaft (13), transverse sleeves (12) is rotatably connected to vertically arranged and respectively with mowing line shaft
The mowing axle (14) at least two intervals that power connects, equipped with disc cutter (15) on mowing axle (14).
Multiple farmland operation tractor the most according to claim 4, is characterized in that: the power output shaft of described electromotor
On equipped with front power output pulley (16), equipped with the intermediate transmission being in transmission connection with mowing line shaft (13) on front falsework (7)
Axle, equipped with the power input belt wheel (17) adapted with power output pulley, power output pulley and power on intermediate propeller shaft
Connect between input belt wheel and have front power conveyer belt (18), equipped with the pine of power conveyer belt (18) before controlling on front falsework (7)
Tight and then control power output pulley carries out powerdriven clutch driving unit with power input belt wheel.
Multiple farmland operation tractor the most according to claim 5, is characterized in that: described clutch driving unit includes hinge
The drive rocker (19) being connected on front falsework (7), front falsework (7) is hinged with supporting crank (20), supporting crank (20)
On be rotatably connected to when supporting crank (20) swings to lean and away from the expansion tightening wheel (22) of front power conveyer belt (18), described
Connect between drive rocker (19) and supporting crank (20) and have crank connecting link (21), equipped with leaning song on supporting crank (20)
The locating dowel (23) at handle connecting rod (21) top.
Multiple farmland operation tractor the most according to claim 4, is characterized in that: in described transverse sleeves (12) equipped with
Forward extend out and spaced many combing arms (26).
8. according to the multiple farmland operation tractor according to any one of claim 1-3, it is characterized in that: described front falsework
(7) equipped with front hinged ear mount (24) on, front hinged ear mount (24) is provided with strip hole, is coated with and is fixed by nut in strip hole
Bearing pin in strip hole, the piston rod of described front support oil cylinder (8) passes through sleeve set on bearing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620432396.1U CN205694106U (en) | 2016-05-14 | 2016-05-14 | Multiple farmland operation tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620432396.1U CN205694106U (en) | 2016-05-14 | 2016-05-14 | Multiple farmland operation tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205694106U true CN205694106U (en) | 2016-11-23 |
Family
ID=57298910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620432396.1U Expired - Fee Related CN205694106U (en) | 2016-05-14 | 2016-05-14 | Multiple farmland operation tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205694106U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114175876A (en) * | 2021-11-19 | 2022-03-15 | 重庆茂田机械有限公司 | Multifunctional agricultural comprehensive treatment machine |
| CN115191359A (en) * | 2022-08-29 | 2022-10-18 | 青岛大牧人机械股份有限公司 | Cage frame in clear excrement area of ration formula rises fast |
-
2016
- 2016-05-14 CN CN201620432396.1U patent/CN205694106U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114175876A (en) * | 2021-11-19 | 2022-03-15 | 重庆茂田机械有限公司 | Multifunctional agricultural comprehensive treatment machine |
| CN114175876B (en) * | 2021-11-19 | 2023-01-13 | 重庆茂田机械有限公司 | Multifunctional agricultural comprehensive treatment machine |
| CN115191359A (en) * | 2022-08-29 | 2022-10-18 | 青岛大牧人机械股份有限公司 | Cage frame in clear excrement area of ration formula rises fast |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6109012A (en) | Hay-making machine | |
| CN105594327A (en) | Land leveling system for paddy field rotary cultivator | |
| CN201332574Y (en) | Sitting-tillage type multifunctional micro tillage machine | |
| CN205694106U (en) | Multiple farmland operation tractor | |
| CN102523765B (en) | Tillage machine for tea field | |
| CN101053297A (en) | Self-propelled garlic digging harvester | |
| CN202476039U (en) | Tea field plowing machine | |
| CN205755365U (en) | Farmland operation tractor | |
| CN203261656U (en) | Orchard rotary cultivator | |
| CN205694279U (en) | Harvester for rhizome crops | |
| JP2000300006A (en) | Rice paddy weeder | |
| JP2002045002A (en) | Weeder for paddy field | |
| CN207460864U (en) | Grass trimmer | |
| US1553919A (en) | Garden tractor | |
| CN107517599A (en) | A kind of displacement disc plough | |
| JP3938799B2 (en) | Weeding equipment | |
| CN207678210U (en) | A kind of multi-functional buck raker in lawn | |
| KR101374886B1 (en) | Farm produce reaping machine | |
| JP2002034425A (en) | Paddy weeder | |
| CN202364566U (en) | Farmland harvester | |
| CN208338227U (en) | A kind of swing type orchard soil-loosening weeder | |
| CN208016348U (en) | A kind of self-powered grass trimmer | |
| CN201742841U (en) | Liquid herbicide spraying machine | |
| CN2588771Y (en) | Farmland automatic flush coater | |
| JP3212806B2 (en) | Field fertilizer application machine |
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: 20161123 Termination date: 20210514 |