CN202799618U - Earth covering device - Google Patents
Earth covering device Download PDFInfo
- Publication number
- CN202799618U CN202799618U CN 201220387823 CN201220387823U CN202799618U CN 202799618 U CN202799618 U CN 202799618U CN 201220387823 CN201220387823 CN 201220387823 CN 201220387823 U CN201220387823 U CN 201220387823U CN 202799618 U CN202799618 U CN 202799618U
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- Prior art keywords
- covering device
- earthing
- support
- cross bar
- earth covering
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Abstract
The utility model provides an earth covering device, and relates to the technical field of a soil preparation tool, a deep scarification sower and a combined machine. The earth covering device comprises a cross bar connected with a left earth covering turntable and a right earth covering turntable, wherein angles are respectively formed between the axes of rotating shafts of the left and right earth covering turntables and the axis of the cross bar, and the cross bar is connected with an earth covering support by an angle-adjustable mechanism. The earth covering device has the characteristics of being simple and compact in structure, reliable in work, convenient to use and capable of adjusting an earth covering angle, and occupying a small space; and the earth covering device can provide a good seedbed for sowing, and can ensure accurate control on sowing depth and achieve a high emergence rate. The earth covering device is particularly suitable for being arranged in front of a sowing device and behind a subsoiler, and also can be arranged behind the sowing device of the sower.
Description
Technical field
The utility model relates to tillage implement, subsoiling sower and combine technical field.
Background technology
Earthing is the requisite link of mechanical planting operation, is directly controlling the degree of depth of sowing.The covering device operated by rotary motion is before press wheel behind the seed opener, and effect is to leave the soil that will separate after the ditch seed falls at seed-furrow opener to regain again, covers seed.Covering device is arranged on the seed opener front still belongs to the first.Because the deep soil loosing shovel trench digging of subsoiling sowing combine is darker, the soil block that starts is large and many, does not go if the soil that starts is not regained, and just can't provide a good kind bed for the back sowing, and sowing depth is uncontrollable, has directly affected emergence rate.In addition, present covering device both domestic and external, no matter be collar plate shape, still scrape template, all have the situation of adjusting inconvenience, some novel covering device that can multi-faceted adjustment, as adjusting the earthing width by the modes of punching with two connecting plates more, adjust angle by the spline connecting axle, its structure is complicated, and manufacturing cost is also high.
Summary of the invention
The purpose of this utility model provides a kind of covering device, have simple and compact for structure, reliable operation, characteristics little, easy to use, that can realize the earthing angle adjustment take up room, can be sowing a good kind bed is provided, the sowing depth precise control, emergence rate is high.Be particularly suitable for being arranged on seeder front behind the deep soil loosing shovel, use the seeder back that also can be arranged on sower.
Main technical schemes of the present utility model is: a kind of covering device, it is characterized in that comprising and be connected the cross bar that two earthing rotating disks connect, about two earthing rotating disks rotating shaft axis all with the axis of this cross bar at angle, described cross bar is connected with the earthing support by the angle adjustable positioning mechanism.
It is better that described cross bar is provided with the length adjustment detent mechanism.
The structure of described length adjustment detent mechanism is preferably: cross bar comprises round outside but spuare inside formula sleeve, and the two ends of sleeve are combined with the length adjustment square tube, and is provided with the first locking mechanism.As using bolt, alignment pin or holding screw locking etc.
The outer end of described length adjustment location square tube is welded with the first nut, and the axis of the axis of the first nut and length adjustment square tube is an angle; The earthing rotating disk comprises rotating disk, and rotating disk is connected with dead axle by bearing; Dead axle be connected the first nut thread and connect, better.
The rod-pulling type that the structure of described length adjustment detent mechanism also can be other connects or overlap joint etc.
The structure of described angle adjustable positioning mechanism is preferably: the cross bar outside has the face of cylinder, and this face of cylinder is rotatably assorted with the circle cover of its outside, and this circle overlaps and is fixed on the earthing support; And be provided with the second locking mechanism, as using bolt, alignment pin or holding screw locking etc.
The structure of described angle adjustable positioning mechanism also can be clamping type movable structure etc., but effect is good not as good as above-mentioned.
The top of described earthing support and facility are twisted together better, and the earthing support also links to each other better by the guide plate of elastic support and facility.So that flexible during disk coverer 1 work, can fluctuate, work more steady reliably.
The described place of being twisted together has the position adjustable structure.Can be provided with a plurality of dowel holes such as pull bar one end, be connected with the steady pin of facility, or add pin-and-hole adjustment structure etc. for bar-shaped trough.
Described elastic support is connected rotary type and connects or be twisted together etc. with the earthing support.
Described earthing support is " H " shape, and two lower ends of " H " shape are fixed on circle cover, the lower end of elastic support and be connected H " the middle cross support arm of shape connects, better, simply, take up space little.
The structure of described elastic support is preferably: compression spring sleeve is in screw thread pole outside, and guide plate on the facility is passed in the upper end of screw thread pole, fixes with the second nut; The lower end of screw thread pole connects a rod bush, and vertical with the pole casing axis, the pole casing pipe sleeve is on middle cross support arm.
Good effect of the present utility model is: the deficiency that has overcome prior art, have simple and compact for structure, reliable operation, characteristics little, easy to use, that can realize the earthing angle adjustment take up room, can be sowing a good kind bed is provided, the sowing depth precise control, emergence rate is high.Be particularly suitable for being arranged on seeder front behind the deep soil loosing shovel, use the seeder back that also can be arranged on sower.
Below in conjunction with one preferably embodiment and accompanying drawing thereof be described in further detail, but not as to restriction of the present utility model.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the A-A view of Fig. 1.
Fig. 3 is the structure enlarged diagram of label 24 first nuts and label 23 length adjustment square tubes among Fig. 1.
Among the figure, each label implication is: 1. earthing rotating disk, 11. bearings, 12. dead axles, 2. cross bar, 21. round outside but spuare inside formula sleeves, 22. first locking mechanisms, 23. length adjustment square tubes, 24. the first nut, 3. circle cover, 4. the second locking mechanism, 5. earthing support, 51. pull bar, cross support arm in 52., 53. dowel holes, 6. elastic support, 60. a rod bush, 61. stage clips, 62. screw thread poles, 63. the second nut, 7. facility, 7 I. guide plate.
Embodiment
Referring to Fig. 1～Fig. 3: this covering device, comprise and be connected the cross bar 2 that two earthing rotating disks 1 connect, about two earthing rotating disks 1 rotating shaft 12 axis all with the axis of this cross bar 2 at angle, described cross bar 2 is connected connection by the angle adjustable positioning mechanism with the earthing support.Described cross bar 2 is provided with the length adjustment detent mechanism.The structure of described length adjustment detent mechanism is: cross bar 2 comprises round outside but spuare inside formula sleeve 21, and the two ends of sleeve 21 are combined with length adjustment square tube 23, and is provided with the first locking mechanism 22.The outer end of described length adjustment location square tube 23 is welded with the axis of the first nut 24, the first nuts 24 and the axis of length adjustment square tube 23 is an angle; Earthing rotating disk 1 comprises rotating disk, and rotating disk is connected with dead axle 12 by bearing 11; Dead axle 12 and above-mentioned the first nut 24 are threaded.The structure of described angle adjustable positioning mechanism is: cross bar 2 outsides have the face of cylinder, and the circle cover 3 of this face of cylinder and its outside is rotatably assorted, and this circle cover 3 is fixed on the earthing support 5; And be provided with the second locking mechanism 4.The top of described earthing support 5 and facility 7 are twisted together, and earthing support 5 also links to each other by the guide plate 71 of elastic support 6 and facility.The described place of being twisted together has the position adjustable structure.Described earthing support 5 is " H " shape, and two lower ends of " H " shape are fixed on the circle cover 3, the lower end of elastic support 6 and be connected H " middle cross support arm 52 connections of shape.The structure of described elastic support 6 is: stage clip 61 is enclosed within screw thread pole 62 outsides, and guide plate 71 on the facility is passed in the upper end of screw thread pole 62, and is fixing with the second nut 63; The lower end of screw thread pole 62 connects a rod bush 60, and is vertical with rod bush 60 axis, and a rod bush 60 is enclosed within on the middle cross support arm 52.
The angle that the second locking mechanism 4 circumferential backstays 3 can be regulated disk coverer 1, earthing support 5 is provided with elastic support 6, can regulate the embedded depth of disk coverer 1.The selection of dowel hole 53 has determined the front and back position of disk coverer 1.
Earthing support 5 is by two pull bars 51, and the centre is provided with middle cross support arm 52, to support earthing support 5.Earthing support 5 is provided with elastic support 6, can freely rotate around middle cross support arm 52 axis, and stage clip 61 is through screw thread pole 62 outsides, and screw thread pole 62 other ends pass the guide plate 71 fixing with facility, fix with wing nut.Two pull bars, 51 other ends are provided with a plurality of dowel holes 53, select one group of fixed pin shaft with machine concrete 4 to be connected, and pull bar 51 can freely rotate around the rationed marketing axle.Length adjustment square tube 23 1 end faces are the inclined-plane, weld the first nut 24, make like this axis of the first nut 24 and cross bar 2 horizontal axis at an angle.Disk coverer 1 is provided with rolling bearing 11, connects on the first nut 24 of cross bar 2 by dead axle 12.
During work, (butterfly) second nut 63 on the turnable elastic bearing 6, earthing support 5 rotate around fixed pin shaft under the drive of screw thread pole 62, and disk coverer 1 is fluctuated thereupon, adjust to till the suitable position.The second locking mechanism 4 rotates round outside but spuare inside formula sleeve 21, drives disk coverer 1 and rotates, and changes the angle that disk coverer 1 opens, and adjusts suitable rear locking the second locking mechanism 4.Unclamp the first locking mechanism 22, can move horizontally length adjustment square tube 23, thereby adjust two distances between the disk coverer 1, namely the earthing width is adjusted suitable rear locking the first locking mechanism 22.Pull bar 51 is provided with a plurality of dowel holes 53, can select suitable dowel hole 53 to be connected with machine concrete 7 according to the front and back position of disk coverer 1.This covering device has been realized the regulatory function of position, top to bottom, left and right, front and rear and angle, has satisfied to greatest extent the differently earthing requirement of condition of different facility.Solved well the problem of the kind bed injustice that subsoiling sowing integration of operation facility subsoiling causes.This covering device can be arranged on subsoiling sower deep soil loosing shovel back.Also can be arranged on the seeder back of sower.Through on probation, effect is all fine.
Claims (10)
1. covering device, it is characterized in that comprising and be connected the cross bar (2) that two earthing rotating disks (1) connect, about two earthing rotating disks (1) rotating shaft (12) axis all with the axis of this cross bar (2) at angle, described cross bar (2) is connected 5 by the angle adjustable positioning mechanism with the earthing support) connect.
2. covering device according to claim 1 is characterized in that described cross bar (2) is provided with the length adjustment detent mechanism.
3. covering device according to claim 2, the structure that it is characterized in that described length adjustment detent mechanism is: cross bar (2) comprises round outside but spuare inside formula sleeve (21), the two ends of sleeve (21) are combined with length adjustment square tube (23), and are provided with the first locking mechanism (22).
4. covering device according to claim 3 is characterized in that the outer end of described length adjustment location square tube (23) is welded with the first nut (24), and the axis of the axis of the first nut (24) and length adjustment square tube (23) is an angle; Earthing rotating disk (1) comprises rotating disk, and rotating disk is connected with dead axle (12) by bearing (11); Dead axle (12) and above-mentioned the first nut (24) are threaded.
5. covering device according to claim 1, the structure that it is characterized in that described angle adjustable positioning mechanism is: cross bar (2) outside has the face of cylinder, the circle cover (3) of this face of cylinder and its outside is rotatably assorted, and this circle cover (3) is fixed on the earthing support (5); And be provided with the second locking mechanism (4).
6. covering device according to claim 1 is characterized in that the top of described earthing support (5) and facility (7) are twisted together, and earthing support (5) also links to each other by the guide plate (71) of elastic support (6) and facility.
7. covering device according to claim 6 is characterized in that the described place of being twisted together has the position adjustable structure.
8. covering device according to claim 6 is characterized in that described elastic support (6) is connected 5 with the earthing support) connect or be twisted together for rotary type.
9. covering device according to claim 6 is characterized in that described earthing support (5) is " H " shape, and two lower ends of " H " shape are fixed on the circle cover (3), the lower end of elastic support (6) and be connected H " middle cross support arm (52) connection of shape.
10. covering device according to claim 9, the structure that it is characterized in that elastic support (6) is: stage clip (61) is enclosed within screw thread pole (62) outside, guide plate on the facility (71) is passed in the upper end of screw thread pole (62), and is fixing with the second nut (63); The lower end of screw thread pole (62) connects a rod bush (60), and is vertical with rod bush (a 60) axis, and a rod bush (60) is enclosed within on the described middle cross support arm (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220387823 CN202799618U (en) | 2012-08-07 | 2012-08-07 | Earth covering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220387823 CN202799618U (en) | 2012-08-07 | 2012-08-07 | Earth covering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202799618U true CN202799618U (en) | 2013-03-20 |
Family
ID=47858584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220387823 Expired - Fee Related CN202799618U (en) | 2012-08-07 | 2012-08-07 | Earth covering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202799618U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103548628A (en) * | 2013-11-01 | 2014-02-05 | 新疆天诚农机具制造有限公司 | Misplacement prevention device |
| CN104521377A (en) * | 2014-12-08 | 2015-04-22 | 安徽灵杨农机制造有限公司 | Soil covering device for seeders |
| CN107889582A (en) * | 2017-10-26 | 2018-04-10 | 华南农业大学 | It is a kind of to monitor matching used covering device with feed mechanism for seed broadcast leakage with seeder |
-
2012
- 2012-08-07 CN CN 201220387823 patent/CN202799618U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103548628A (en) * | 2013-11-01 | 2014-02-05 | 新疆天诚农机具制造有限公司 | Misplacement prevention device |
| CN104521377A (en) * | 2014-12-08 | 2015-04-22 | 安徽灵杨农机制造有限公司 | Soil covering device for seeders |
| CN107889582A (en) * | 2017-10-26 | 2018-04-10 | 华南农业大学 | It is a kind of to monitor matching used covering device with feed mechanism for seed broadcast leakage with seeder |
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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: 20130320 Termination date: 20190807 |