CN202941122U - Seed production large-field dual-purpose refined sowing machine - Google Patents
Seed production large-field dual-purpose refined sowing machine Download PDFInfo
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- CN202941122U CN202941122U CN 201220717091 CN201220717091U CN202941122U CN 202941122 U CN202941122 U CN 202941122U CN 201220717091 CN201220717091 CN 201220717091 CN 201220717091 U CN201220717091 U CN 201220717091U CN 202941122 U CN202941122 U CN 202941122U
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Abstract
The utility model relates to agricultural machinery, namely a seed production large-field dual-purpose refined sowing machine which comprises a traction frame (2) and a plurality of sowing units (3). The seed production large-field dual-purpose refined sowing machine is characterized in that at least one of the plurality of sowing units (3) is provided with a dual-cavity seed box (9) which is provided with two seed boxes (5); a suction disc (15), a seed cup (12) and a negative pressure chamber (13) are all arranged below each seed box (5); the two suction discs (15) are installed on a branch chain wheel shaft (7); and the two negative pressure chambers (13) are respectively provided with negative pressure pipes (17) which are connected with negative pressure fans (11) through negative pressure air pipes (10) and are provided with pressure division switches (18). The seed production large-field dual-purpose refined sowing machine has the beneficial effects that the sowing varieties can be changed without replacing seeds of the seed boxes; the seed production large-field dual-purpose refined sowing machine not only is suitable for sowing the same variety, but also can sow different varieties in different rows, is especially suitable for sowing seed field, and also can be used for the interplanting operation of different varieties in the same row, has the characteristics of simple structure, convenience in installation, low cost, stability and reliability and the like, and has a considerable application prospect.
Description
Technical field
The utility model relates to a kind of farm machinery, i.e. the dual-purpose precision seeder in a kind of production of hybrid seeds land for growing field crops.
Background technology
At present, the seeding operation of the dry crops such as corn adopts the multirow air-aspiration type precision planter of tractor-drawn more, and the main structure of this sower is: fix several planters on hitch frame, be equipped with fertile case on each monomer, plant case and land wheel.Be provided with seeding unit below kind case wherein, seeding unit is provided with the sucker with sucker, and sucker one side is adjacent with the seed of kind cup the inside, and opposite side and negative pressure chamber are adjacent.Land wheel rotates by the chain-driving sucker when rotating, and lower seed is thrown in the sucker absorbed seed running relative with negative pressure chamber when sucker breaks away from negative pressure chamber.Facts have proved for many years, the air-aspiration type precision planter spacing in the rows is accurate, and single seed rate is high, economizes kind of a saving of labor., this sower is only suitable for the seeding operation of large tracts of land single variety, for the intercropping of different cultivars, and the particularly sowing in corn seed field, this facility also are difficult to adapt to.The corn seed field requires male parent and maternal alternate plantation, and the male parent line number is few, and maternal line number is many.Ratio commonly used is male parent: maternal=1: 5 or 1: 7.Obviously, the operation line number of existing sower is difficult to match with aforementioned proportion, so, can only change at any time as required seed., take out the seed inside kind of case and seeding unit and change other seed again, difficulty is very large.Therefore, the peasant can only continue to use the method sowing seed-breeding field of original animal-drawn plough and manpower program request, perhaps uses animal-drawn plough and machine drawn seeder in conjunction with operation.
Summary of the invention
The purpose of this utility model is to provide a kind of seed that need not change kind of case, can complete the various ratios of different cultivars between plant operation, the sower time saving and energy saving, that operating efficiency is high, seeding quality is good.
above-mentioned purpose is realized by following technical scheme: develop the dual-purpose precision seeder in a kind of production of hybrid seeds land for growing field crops, comprise hitch frame and a plurality of planter, each planter is equipped with kind of a case, plough and land wheel, be characterized in: have at least one two-chamber kind case is housed in said a plurality of planters, two-chamber kind case has two kind casees, be provided with a cover seeding unit below each kind case, seeding unit comprises sucker, plant cup and negative pressure chamber, two suckers are contained on a sprocket shaft, two negative pressure chamber are respectively equipped with negative tube, negative tube is connected with negative-pressure air fan by negative-pressure air duct, partial pressure switch is housed on negative tube.
The quantity of said planter is adjustable.
Four planters are housed on said hitch frame, and one of them is equipped with two-chamber kind case.
Five planters are housed on said hitch frame, and one of them is equipped with two-chamber kind case.
Two-chamber kind case all is housed on said each planter.
Said partial pressure switch has a barrel valve, has two orthogonal through holes of center line on barrel valve, and barrel valve was inserted two negative tubes, and two through holes carry out switch motion alternately to two negative tubes respectively.
The beneficial effects of the utility model are: the seed that need not change kind of case, can change the kind of sowing by gauge tap, both be suitable for sowing same kind, can sow the different cultivars of different rows ratio again, be particularly suitable for sowing the seed-breeding field of planting between Parent, also can be used for the intercropping of corn and Soybean and Other Crops, and in the interplanting operation of same conversion kind in the ranks, and have the characteristics such as simple in structure, easy for installation, with low cost, reliable and stable, application prospect is very considerable.
Description of drawings
Fig. 1 is the front view of the first embodiment;
Fig. 2 is the front view of the two interplanting of the parts case of the first embodiment;
Fig. 3 is the left view of the two interplanting of the parts case of the first embodiment;
Fig. 4 is the operating type schematic diagram of the first embodiment;
Fig. 5 is the front view of the second embodiment;
Fig. 6 is the operating type schematic diagram of the second embodiment;
Fig. 7 is the front view of the third embodiment;
Fig. 8 is the operating type schematic diagram of the third embodiment.
In figure as seen: tractor 1, hitch frame 2, planter 3, fertile case 4, plant case 5, land wheel 6, sprocket shaft 7, chain 8, two-chamber kind case 9, negative-pressure air duct 10, negative-pressure air fan 11 is planted cup 12, negative pressure chamber 13, sprocket wheel 14, sucker 15, sucker 16, negative tube 17, partial pressure switch 18, barrel valve 19 through holes 20, trigger piece 21, bracing wire 22.
Embodiment
The first embodiment: Fig. 1 has represented the dual-purpose precision seeder in a kind of production of hybrid seeds land for growing field crops, as seen from the figure, three planters 3 are installed on the hitch frame 2 that tractor 1 articulates later, each planter 3 is equipped with fertile case 4, plants case 5, plough and land wheel 6, and land wheel 6 drives the sucker 15 of kind of case 5 and the defertilizing wheel of fertile case 4 by chain 8 and sprocket wheel 14.Negative-pressure air fan 11 also is housed on frame, and negative-pressure air fan 11 communicates by negative-pressure air duct 10 and the negative pressure chamber 13 of planting below case 5.Be characterized in: a cover two-chamber kind case 9 is housed above a planter 3 of outermost.In conjunction with Fig. 2, Fig. 3 as seen, two-chamber kind case 9 has two kind casees 5, be provided with a cover seeding unit below each kind case 5, seeding unit comprises sucker 15, plants cup 12 and negative pressure chamber 13, two suckers 15 are contained on a sprocket shaft 7, two negative pressure chamber 13 are respectively equipped with negative tube 17, and negative tube 17 is connected with negative-pressure air fan 11 by negative-pressure air duct 10, and partial pressure switch 18 is housed on negative tube 17.The effect of partial pressure switch is to open a negative tube, closes simultaneously another negative tube, thereby makes one of them negative pressure working chamber.Certainly, the mechanism that can complete this action is a lot, and Fig. 3 only enumerates a kind of fairly simple partial pressure switch 18.As shown in the figure, this partial pressure switch 18 has a barrel valve 19, have two through holes 20 on barrel valve 19, the center line of two through holes 20 is mutually vertical, barrel valve 19 was inserted two negative tubes 17, two through holes 20 are controlled respectively two negative tubes 17, and can only have a through hole 20 to communicate with a negative tube 17, and another is closed.Kind of an action just can be inhaled with relative sucker by the negative pressure chamber that the negative tube of opening is communicated with.The negative tube of closing and negative pressure chamber thereof and sucker all can not be worked.The barrel valve top is provided with trigger piece 21, and by pilot control, once changing appears in 90 ° of slewing circle column valves, switch by bracing wire 22.Can load respectively the seed of different cultivars in two-chamber kind case during this facility operation, for the seed-breeding field, be exactly to load respectively male parent and female parent.Like this, under driver's control, open a seeding unit, close another seeding unit, just can carry out the seeding operation of a kind.
Fig. 4 exemplifies a kind of male parent: the seeding method in the maternal=seed-breeding field of 1: 5, and wherein black ball represents male parent, and Archon represents female parent, and straight line represents in the ranks, and arrow represents the direction that facility advance.As shown in the figure, in three trades of sowing for the first time, limit behavior male parent, other two behaviors are maternal, and when facility were returned, three provisional capitals were maternal, by that analogy, just can plant the ratio of 1: 5.
Certainly, the row that these cover facility are suitable for intercropping is more multiple than in addition, for example, 1: 8,2: 8 etc.
The second embodiment: as shown in Figure 5, four planters 3 are housed on the hitch frame 2 of tractor 1, one two-chamber kind case 9 are installed on the limit.As shown in Figure 6, this facility are suitable for sowing male parent: the maternal=seed-breeding field of 1: 7.Namely as shown in the figure, in the middle of the four lines of sowing for the first time, limit behavior male parent, other three behaviors are maternal, and when facility were returned, four lines was all maternal, by that analogy, just can plant the ratio of 1: 7.
Certainly, also can sow multiple other ratios, for example, 1: 11,2: 3 etc.
The third embodiment: as shown in Figure 7, four planters 3 are housed on hitch frame 2, a cover two-chamber kind case 9 is housed on each planter 3.During operation, can open at any time one or several kind case as required, can sow the intercropping of various ratios.Also can be as shown in Figure 8, in the same kind that in the ranks changes at any time.This mode is more applicable when testing the field sowing, often requires to arrange contrast and repeats because test the field, will sow several different kinds in the ranks at one.In the past, this operation can only have two-chamber kind case by manually carrying out, and this problem just has been readily solved.
Claims (6)
1. dual-purpose precision seeder in production of hybrid seeds land for growing field crops, comprise hitch frame (2) and a plurality of planter (3), each planter (3) is equipped with kind of a case (5), plough and land wheel (6), it is characterized in that: have at least one two-chamber kind case (9) is housed in said a plurality of planters (3), two-chamber kind case (9) has two kind casees (5), be provided with a cover seeding unit below each kind case (5), seeding unit comprises sucker (15), plant glass (12) and a negative pressure chamber (13), two suckers (15) are contained on a sprocket shaft (7), two negative pressure chamber (13) are respectively equipped with negative tube (17), negative tube (17) is connected with negative-pressure air fan (11) by negative-pressure air duct (10), partial pressure switch (18) is housed on negative tube (17).
2. the dual-purpose precision seeder in production of hybrid seeds land for growing field crops according to claim 1, it is characterized in that: the quantity of said planter (3) is adjustable.
3. the dual-purpose precision seeder in production of hybrid seeds land for growing field crops according to claim 1, it is characterized in that: four planters (3) are housed on said hitch frame (2), and one of them is equipped with two-chamber kind case (9).
4. the dual-purpose precision seeder in production of hybrid seeds land for growing field crops according to claim 1, it is characterized in that: five planters (3) are housed on said hitch frame (2), and one of them is equipped with two-chamber kind case (9).
5. the dual-purpose precision seeder in production of hybrid seeds land for growing field crops according to claim 1, is characterized in that: two-chamber kind case (9) all is housed on said each planter (3).
6. the dual-purpose precision seeder in production of hybrid seeds land for growing field crops according to claim 1, it is characterized in that: said partial pressure switch (18) has a barrel valve (19), have two orthogonal through holes of center line (20) on barrel valve (19), barrel valve (19) was inserted two negative tubes (17), and two through holes (20) carry out switch motion alternately to two negative tubes (17) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220717091 CN202941122U (en) | 2012-12-06 | 2012-12-06 | Seed production large-field dual-purpose refined sowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220717091 CN202941122U (en) | 2012-12-06 | 2012-12-06 | Seed production large-field dual-purpose refined sowing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202941122U true CN202941122U (en) | 2013-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220717091 Expired - Fee Related CN202941122U (en) | 2012-12-06 | 2012-12-06 | Seed production large-field dual-purpose refined sowing machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106171167A (en) * | 2016-07-15 | 2016-12-07 | 柳州好顺科技有限公司 | A kind of method of remote control rape seed apparatus |
| CN106211879A (en) * | 2016-07-15 | 2016-12-14 | 柳州好顺科技有限公司 | A kind of rape seeding machine |
| CN112020952A (en) * | 2020-08-31 | 2020-12-04 | 华南农业大学 | Synchronous precision direct seeding method and machine for hybrid rice seed production |
-
2012
- 2012-12-06 CN CN 201220717091 patent/CN202941122U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106171167A (en) * | 2016-07-15 | 2016-12-07 | 柳州好顺科技有限公司 | A kind of method of remote control rape seed apparatus |
| CN106211879A (en) * | 2016-07-15 | 2016-12-14 | 柳州好顺科技有限公司 | A kind of rape seeding machine |
| CN112020952A (en) * | 2020-08-31 | 2020-12-04 | 华南农业大学 | Synchronous precision direct seeding method and machine for hybrid rice seed production |
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| 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: 20130522 Termination date: 20131206 |