CN201323757Y - Potato digger - Google Patents
Potato digger Download PDFInfo
- Publication number
- CN201323757Y CN201323757Y CNU2008202311081U CN200820231108U CN201323757Y CN 201323757 Y CN201323757 Y CN 201323757Y CN U2008202311081 U CNU2008202311081 U CN U2008202311081U CN 200820231108 U CN200820231108 U CN 200820231108U CN 201323757 Y CN201323757 Y CN 201323757Y
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- CN
- China
- Prior art keywords
- sieve
- main
- fork
- screen device
- grizzly bar
- 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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Abstract
The utility model discloses a potato digger which comprises a machine frame, a drive shaft, a clutch sliding sleeve, a digging shovel, a depth wheel, a main sieve device and an auxiliary sieve device. The main sieve device and the auxiliary sieve device are articulated with the machine frame, the drive shaft is connected with a power output shaft of a traction host machine by a drive sprocket, a center hole of the clutch sliding sleeve is connected with the drive shaft in a sliding manner, the end surface of the clutch sliding sleeve is connected with the drive sprocket in a clutching manner, the drive shaft is connected with the main sieve device, the main sieve device is connected with the auxiliary sieve device, the digging shovel is fixed at the main sieve device, and the depth wheel is arranged behind the machine frame. Eccentric pivot brackets are arranged at the two ends of the drive shaft, eccentric wheels are arranged at the eccentric pivot brackets through bearings, and connecting rods are welded at the outer rims of the eccentric wheels; the main sieve device comprises a main sieve swing rod and a main sieve grizzly bar, and the digging shovel is fixedly connected at the lower end of the main sieve swing rod; the auxiliary sieve device comprises two auxiliary sieve swing rods and auxiliary sieve grizzly bars; and the other ends of the connecting rods are articulated at the middle part of the main sieve swing rod. The potato digger matches with a walking tractor to use, and can avoid damage and skin-rubbing to the potatoes, and the potato digger is suitable for digging potatoes in mountainous area and hilly areas with small gradient.
Description
Technical field
The utility model relates to a kind of agricultural machinery of potato harvest, specifically relates to a kind of and potato digger walking tractor matching.
Background technology
Potato is that a kind of plantation is extensive, and adaptability is strong, output height, nutritious multiduty economic crops.In recent years, the Potato Industry develop rapidly, still, still continue to use traditional people in the vast rural area of many Chuan Qu and mountain area, hold power potato excavation mode, time-consuming, labour intensity is big, digging efficiency is low, and the easy damaged potato becomes the bottleneck that restricts the Potato Industry development.Potato mechanization is excavated and can be enhanced productivity, and reduces labour intensity, realizes industrialization, standardized production demand.
At present, domestic potato digger mostly is supporting tractor more than 20 horsepowers, is suitable for farm, bulk field equalization.Small-sized potato digger with walking tractor matching is also arranged, but in the potato mining process, potato separates with soil not thorough, it is many to bury potato, damaged, to rub the skin phenomenon serious, and is short of power, and traction engine easily skids, can not normal operation.
The utility model content
At the deficiencies in the prior art, the technical problems to be solved in the utility model provides a kind of high efficiency, potato separates with soil thoroughly, it is few to bury potato, reduce potato digger damaged, that rub skin, this machine and walking tractor matching are used, and can guarantee normal operation, are applicable to Chuan Qu and fritter field, mountain area.
The utility model is achieved by following technical proposals: a kind of potato digger, comprise frame, driving shaft, clutch sliding sleeve, digger blade and gauge wheel, and it is characterized in that: it also comprises main screen device and secondary screen device; Main screen device and secondary screen device are articulated in frame, and driving shaft is connected with the power take-off of traction engine through drive sprocket; Clutch sliding sleeve centre bore and driving shaft are slidingly connected, and clutch sliding sleeve end face is connected with the drive sprocket disengaging type; Driving shaft is connected with main screen device, and main screen device is connected with secondary screen device, and digger blade fixedly is loaded on main screen device, and gauge wheel is contained in the back of frame.
The driving shaft two ends are provided with eccentric spindle nose, and eccentric spindle nose is equipped with eccentric wheel through bearing, and the eccentric wheel outer rim is welded with connecting rod; Main screen device comprises two main sieve forks and is fixed in the main sieve grizzly bar of main sieve lower end, fork back that digger blade is fixed in main sieve fork lower end, front; Secondary screen device comprises two secondary sieve forks and is contained in the pair sieve grizzly bar of secondary sieve fork lower end; The upper end of two main sieve forks is articulated in the upper end, both sides of frame, and the upper end of two secondary sieve forks is articulated in the upper end, both sides of frame and is positioned at the back of main sieve fork; The two ends of fork connecting arm are articulated in main sieve fork and secondary sieve fork respectively; To lead the sieve fork and sieve with secondary that fork is movable to be connected; The other end of connecting rod is articulated in main sieve fork middle part; Main sieve grizzly bar and secondary sieve grizzly bar adopt vertical arrangement mode.
The utility model has following beneficial effect compared with prior art: on the eccentric spindle nose in the utility model and driving shaft two ends eccentric wheel is housed, the connecting rod circle is welded on the eccentric wheel cylindrical, eccentric wheel and connecting rod are done short arc under the drive of driving shaft, high-frequency moves back and forth, the main sieve of connecting rod promotion fork, digger blade and main sieve grizzly bar are done short arc, high-frequency reciprocating motion, and secondary simultaneously sieve fork and pair sieve grizzly bar are done low amplitude high frequency by the promotion of fork connecting arm and moved back and forth; In the process of carrying out digging operation, digger blade buries, and the back is continuous to be vibrated, and destroys soil structure, makes soil become loose, reduces tractive resistance thus, thereby realizes and the walking tractor matching use, guarantees the purpose of normal operation; Be applicable to the potato harvest digging operation in Chuan Qu and gradient field, hill district.
Main sieve grizzly bar of the present utility model and secondary sieve grizzly bar adopt vertical arrangement mode, and soil of excavating and potato are flowed to the facility rear along main sieve grizzly bar, avoid the potato breakage, rub the skin damage, have improved the excavation quality; Broken fritter soil drops to the face of land at main sieve grizzly bar and secondary sieve grizzly bar short arc, high-frequency reciprocating motion effect, and potato and flow to the facility rear along main sieve grizzly bar and secondary sieve grizzly bar than large clod is laid in the face of land; Vertical arrangement mode of main sieve grizzly bar and secondary sieve grizzly bar makes soil and the potato excavated flow along grizzly bar.
The utility model frame rear portion is provided with gauge wheel, just controls the degree of depth of excavation by adjusting gauge wheel; The clutch sliding sleeve that is provided with on the driving shaft, when the clutch sliding sleeve combines with drive sprocket, drive shaft turns, drive eccentric wheel and connecting rod short arc, high-frequency reciprocating motion, thereby realize that digger blade, main sieve grizzly bar, the short arc of secondary sieve grizzly bar, high-frequency move back and forth, when the clutch sliding sleeve separated with drive sprocket, drive sprocket rotated, driving shaft does not rotate, and digger blade, main sieve grizzly bar, secondary sieve grizzly bar also are transfixion.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model rear portion perspective.
Among the figure: 1-drive sprocket, 2-chain, 3-bearing block, the 4-drive sprocket, 5-clutch sliding sleeve, 6-driving shaft, the 7-eccentric wheel, 8-connecting rod, 9-digger blade, 10-master sieves fork, and 11-master sieves grizzly bar, 12-fork connecting arm, the secondary sieve of 13-fork, 14-gauge wheel, 15-support, 16-support holder, 17-frame, 18-clutch lever, 19-bearing block cushion block, 20-traction seat cushion block, 21-towing plate, the 22-traction seat, 23-traction engine power take-off, 24-control stick holder, 25-strut bearing, 26-strut, the secondary sieve axle of 27-, the 28-central siphon, the secondary sieve of 29-grizzly bar.
Embodiment
Below in conjunction with accompanying drawing and example the technical solution of the utility model is further described.
As Fig. 1 and shown in Figure 2: a kind of potato digger, comprise frame 17, driving shaft 6, clutch sliding sleeve 5, digger blade 9 and gauge wheel 14, it is characterized in that: it also comprises main screen device and secondary screen device; Main screen device and secondary screen device are articulated in frame 17, and driving shaft 6 is connected with traction engine power take-off 23 through drive sprocket 4, chain 2 and drive sprocket 1; Clutch sliding sleeve 5 centre bores and driving shaft 6 are slidingly connected, and clutch sliding sleeve 5 end faces are connected with drive sprocket 4 disengaging types; Driving shaft 6 is connected with main screen device, and main screen device is connected with secondary screen device, and digger blade 9 fixedly is loaded on main screen device, and gauge wheel 14 is contained in the back of frame 17.Driving shaft 6 two ends are provided with eccentric spindle nose, and eccentric spindle nose is equipped with eccentric wheel 7 through the bearing of 3 li dresses of bearing block, and eccentric wheel 7 outer rims are welded with connecting rod 8; Main screen device comprises two main sieve forks 10 and is fixed in the main sieve grizzly bar 11 of main sieve lower end, fork 10 back that digger blade 9 is fixed in main sieve fork 10 lower front face; Secondary screen device comprises two secondary sieve forks 13 and secondary sieve grizzly bar 29; Secondary sieve fork 13 lower end fixed joint sieve axles 27, central siphon 28 is equipped with in activity on the secondary sieve axle 27, and secondary sieve grizzly bar 29 is welded on the central siphon 28; Like this, secondary sieve grizzly bar 29 can freely rotate around pair sieve axle 27 by central siphon 28, and secondary sieve grizzly bar 29 ends form the abrupt slope of extending downwards with respect to main sieve grizzly bar 11, and secondary sieve grizzly bar 29 ends contact with the face of land all the time during operation; When potato of excavating and soil flow to pair sieve grizzly bar 29 along main sieve grizzly bar 11, downslide had rapidly been shortened potato in the main sieve grizzly bar and the secondary time of staying of sieving on the grizzly bar, further avoids the potato breakage, rubs the skin damage, has improved the excavation quality; The upper end of two main sieve forks 10 is articulated in through bearing pin on the both sides of frame 17, and the upper end of two secondary sieve forks 13 is articulated in the upper end, both sides of frame 17 and is positioned at main back of sieving fork 10 through bearing pin; Main sieve fork 10 sieves fork 13 through the hinged fork connecting arm 12 of bearing pin with pair, will lead sieve fork 10 and secondary sieve 13 movable connections of fork; The other end of connecting rod 8 is articulated in main sieve fork 10 middle parts through bearing pin; Main sieve grizzly bar 11 and secondary sieve grizzly bar 29 adopt vertical arrangement mode.
Frame 17 front ends install towing plate 21, and bearing block 3 is packed in towing plate 21 by bolt; There is traction seat 22 towing plate 21 fronts by bolt, and traction seat 22 is provided with and is used for the pin shaft hole that is connected with hand steered slippers.
Move back and forth impact in order to reduce short arc, high-frequency, as of the present utility model perfect, referring to Fig. 1: between bearing block 3 and the towing plate 21 bearing block cushion block 19 is installed to traction engine; Between traction seat 22 and the towing plate 21 traction seat cushion block 20 is installed.
In order to control to adjust excavating depth, as of the present utility model further perfect, referring to Fig. 1: frame 17 rear ends are fixed with support holder 16, support holder 16 is equipped with support 15, support 15 lower ends and gauge wheel 14 are rotationally connected, support 15 is provided with installing hole, and bearing pin is installed on support holder 16 by installing hole with support 15.Can adjust the upper and lower position of gauge wheel 14 by changing the bearing pin installing hole, realize the purpose of control excavating depth.
As of the present utility model further perfect, in order to strengthen bulk strength of the present utility model, referring to Fig. 1 and Fig. 2: towing plate 21 back are welded with strut bearing 25, are fixed with strut 26 on the strut bearing 25, and strut 26 other ends are packed on the crossbeam in the middle of the frame 17.
Claims (9)
1, a kind of potato digger comprises frame, driving shaft, clutch sliding sleeve, digger blade and gauge wheel, it is characterized in that: it also comprises main screen device and secondary screen device; Described main screen device and described secondary screen device are articulated in described frame (17), and described driving shaft (6) is connected with traction engine power take-off (23) through drive sprocket (4); Described clutch sliding sleeve (5) centre bore and described driving shaft (6) are slidingly connected, and described clutch sliding sleeve (5) end face is connected with described drive sprocket (4) disengaging type; Described driving shaft (6) is connected with described main screen device, and described main screen device is connected with described secondary screen device, and described digger blade (9) fixedly is loaded on described main screen device, and described gauge wheel (14) is contained in the back of described frame (17).
2, a kind of potato digger as claimed in claim 1, it is characterized in that: described driving shaft (6) two ends are provided with eccentric spindle nose, described eccentric spindle nose is equipped with eccentric wheel (7) through the bearing of bearing block (3) lining, and described eccentric wheel (7) outer rim is welded with connecting rod (8); Described main screen device comprises two main sieve forks (10) and is fixed in the main sieve grizzly bar (11) of described main sieve fork (10) lower end, back that described digger blade (9) is fixed in described main sieve fork (10) lower front face; Described secondary screen device comprises two secondary sieve forks (13) and is contained in the pair sieve grizzly bar (29) of secondary sieve fork (13) lower end; The upper end of two described main sieve forks (10) is articulated in the upper end, both sides of described frame (17), and the upper end of two described secondary sieve forks (13) is articulated in the upper end, both sides of described frame (17) and is positioned at the back of described main sieve fork (10); Described main sieve fork (10) sieves fork (13) through the hinged fork connecting arm of bearing pin (12) with described pair, with described main sieve fork (10) and described secondary the sieve movable connection of fork (13); The other end of described connecting rod (8) is articulated in described main sieve fork (10) middle part; Described main sieve grizzly bar (11) and described secondary sieve grizzly bar (29) adopt vertical arrangement mode.
3, a kind of potato digger as claimed in claim 2, it is characterized in that: described secondary sieve fork (13) lower end fixed joint sieve axle (27), described secondary sieve axle (27) is gone up activity central siphon (28) is housed, and described secondary sieve grizzly bar (29) is welded on the described central siphon (28).
4, a kind of potato digger as claimed in claim 2 is characterized in that: described secondary sieve grizzly bar (29) is terminal to be extended downwards with respect to described main sieve grizzly bar (11).
5, a kind of potato digger as claimed in claim 2, it is characterized in that: described frame (17) front end installs towing plate (21), bearing block (3) is packed in towing plate (21) by bolt, between described bearing block (3) and the described towing plate (21) bearing block cushion block (19) is installed.
6, a kind of potato digger as claimed in claim 5 is characterized in that: described towing plate (21) front is fixed with traction seat (22), between described traction seat (22) and the described towing plate (21) traction seat cushion block (20) is installed; Described traction seat (22) is provided with and is used for the pin shaft hole that is connected with hand steered slippers.
7, a kind of potato digger as claimed in claim 6 is characterized in that: described towing plate (21) back is fixed with control stick holder (24), and clutch lever (18) passes described control stick holder (24) and is connected with described clutch sliding sleeve (5); Described towing plate (21) back is welded with strut bearing (25), is fixed with strut (26) on the described strut bearing (25), and described strut (26) other end is packed on the middle crossbeam of described frame (17).
8, as each described a kind of potato digger of claim 1 to 7, it is characterized in that: described frame (17) rear end is fixed with support holder (16), described support holder (16) is equipped with support (15), and described support (15) lower end and described gauge wheel (14) are rotationally connected.
9, a kind of potato digger as claimed in claim 8 is characterized in that: described support (15) is provided with installing hole, and bearing pin is installed on described support holder (16) by described installing hole with described support (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202311081U CN201323757Y (en) | 2008-12-20 | 2008-12-20 | Potato digger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202311081U CN201323757Y (en) | 2008-12-20 | 2008-12-20 | Potato digger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201323757Y true CN201323757Y (en) | 2009-10-14 |
Family
ID=41175735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202311081U Expired - Fee Related CN201323757Y (en) | 2008-12-20 | 2008-12-20 | Potato digger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201323757Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101933426A (en) * | 2010-07-13 | 2011-01-05 | 凌栋梁 | Improved potato harvester |
| CN103355048A (en) * | 2012-03-28 | 2013-10-23 | 吴建民 | Small vibration-sieve type potato digger |
| CN104770129A (en) * | 2015-04-22 | 2015-07-15 | 重庆鑫源农机股份有限公司 | Potato harvester |
| CN104956832A (en) * | 2015-07-07 | 2015-10-07 | 海南大学 | Combined bionic digging shovel of cassava harvester |
| CN105247980A (en) * | 2015-10-19 | 2016-01-20 | 高明义 | Crop harvesting ploughing tool |
| CN108668599A (en) * | 2018-04-24 | 2018-10-19 | 兰州城市学院 | A kind of mini potato excavator and native potato separator |
-
2008
- 2008-12-20 CN CNU2008202311081U patent/CN201323757Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101933426A (en) * | 2010-07-13 | 2011-01-05 | 凌栋梁 | Improved potato harvester |
| CN101933426B (en) * | 2010-07-13 | 2012-10-03 | 朱意友 | Improved potato harvester |
| CN103355048A (en) * | 2012-03-28 | 2013-10-23 | 吴建民 | Small vibration-sieve type potato digger |
| CN103355048B (en) * | 2012-03-28 | 2016-04-20 | 吴建民 | Small vibration-sieve type potato digger |
| CN104770129A (en) * | 2015-04-22 | 2015-07-15 | 重庆鑫源农机股份有限公司 | Potato harvester |
| CN104770129B (en) * | 2015-04-22 | 2016-08-24 | 重庆鑫源农机股份有限公司 | A kind of potato picker |
| CN104956832A (en) * | 2015-07-07 | 2015-10-07 | 海南大学 | Combined bionic digging shovel of cassava harvester |
| CN104956832B (en) * | 2015-07-07 | 2017-03-22 | 海南大学 | Combined bionic digging shovel of cassava harvester |
| CN105247980A (en) * | 2015-10-19 | 2016-01-20 | 高明义 | Crop harvesting ploughing tool |
| CN108668599A (en) * | 2018-04-24 | 2018-10-19 | 兰州城市学院 | A kind of mini potato excavator and native potato separator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091014 Termination date: 20101220 |