CN204579074U - A kind of radiai adjustment driven sucking precise seeder - Google Patents
A kind of radiai adjustment driven sucking precise seeder Download PDFInfo
- Publication number
- CN204579074U CN204579074U CN201520188221.6U CN201520188221U CN204579074U CN 204579074 U CN204579074 U CN 204579074U CN 201520188221 U CN201520188221 U CN 201520188221U CN 204579074 U CN204579074 U CN 204579074U
- Authority
- CN
- China
- Prior art keywords
- pressure chamber
- air
- seed
- seeding body
- negative pressure
- 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
- Sowing (AREA)
Abstract
The utility model discloses a kind of radiai adjustment driven sucking precise seeder, comprise interconnective seeding body and seeds box, air positive pressure chamber and the air negative pressure chamber of sealing is mutually provided with in seeding body, air negative pressure chamber is connected with the air entry on seeding body, air positive pressure chamber is connected with the inflatable mouth on seeding body, air positive pressure chamber is also connected with the sowing opening below seeding body, seed plate is provided with between seed storehouse and air negative pressure chamber, wear-resistant seal empiecement is also provided with between seed plate and air negative pressure chamber, seed plate is also provided with aspiration hole, when seed plate rotates, aspiration hole can be changed between air negative pressure chamber and air positive pressure chamber, the inner side in aspiration hole is also provided with inner ring seed scraping device, the outside in aspiration hole is also provided with outer shroud seed scraping device.The utility model has installed wear-resistant seal empiecement in the air chamber seam of seeding body, improves sealing and the service life of seed plate, and can change after the wearing and tearing of wear-resistant seal empiecement.
Description
Technical field
The utility model relates to agricultural machinery technological field, more particularly, and particularly a kind of radiai adjustment driven sucking precise seeder.
Background technology
Air-suction seeding unit is applied in Tendency of Agricultural Machinery in China more than 30 year history so far, air-suction seeding unit kind is a lot, mostly precision drilling can not be realized, also driven sucking precise seeder is had, but complex structure, cost is high, and the seeding of essence amount regulates trouble, in addition also to there is quick abrasion, life-span short for seed plate, and gas leak phenomenon is more serious.
Utility model content
The purpose of this utility model is to provide one to make the seeding of air-suction seeding unit essence amount reliably easy to adjust, improves the sealing of seed plate and the radiai adjustment driven sucking precise seeder in service life.
In order to achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of radiai adjustment driven sucking precise seeder, comprise interconnective seeding body and seeds box, air positive pressure chamber and the air negative pressure chamber of sealing is mutually provided with in described seeding body, described air negative pressure chamber is connected with the air entry on described seeding body, described air positive pressure chamber is connected with the inflatable mouth on described seeding body, described air positive pressure chamber is also connected with the sowing opening below described seeding body, seed storehouse is provided with in described seeds box, seed plate is provided with between described seed storehouse and described air negative pressure chamber, wear-resistant seal empiecement is also provided with between described seed plate and described seeding body, on described seed plate, also uniform Circle-Array shows multiple aspiration hole, described seed plate is also connected with a driving shaft one end, the other end of described driving shaft is successively through described wear-resistant seal empiecement, be connected with a drive unit after seeding body, when described seed plate rotates, described aspiration hole can be changed between air negative pressure chamber and air positive pressure chamber, the inner side in described aspiration hole is also provided with inner ring seed scraping device, the outside in described aspiration hole is also provided with outer shroud seed scraping device.
Further, described seeding body comprises driving axocoel, wear-resistant seal empiecement installing zone, toroidal cavity and external shell from the inside to the outside, described air positive pressure chamber and described air negative pressure chamber form described toroidal cavity jointly, are also provided with the rib for splitting air positive pressure chamber and air negative pressure chamber in described toroidal cavity.
Further, described wear-resistant seal empiecement comprises the outer field outer sealing ring of the described toroidal cavity of sealing, with the internal layer sealing ring of the described toroidal cavity internal layer of sealing, also comprising the rib sealing strip for sealing described rib, between described outer sealing ring and described internal layer sealing ring, being also connected with multiple connection strap.
Further, described wear-resistant seal empiecement installing zone is provided with along the symmetrically arranged a pair seeding body muscle sheet of described driving axocoel, and described wear-resistant seal empiecement is provided with the empiecement draw-in groove matched with seeding body muscle sheet.
Further, described inner ring seed scraping device is identical with described outer shroud seed scraping device structure, include regulating handle, described regulating handle is connected with the knob end of adjusting screw(rod), the end of thread of described adjusting screw(rod) is through stretching in air negative pressure chamber after the external shell of described seeding body, the end of thread of described adjusting screw(rod) is also connected with one and scrapes seed sheet, described external shell is also equipped with one for locking the lock-screw of described adjusting screw(rod).
Compared with prior art, the utility model has the advantage of: by vavuum pump, the air in air entry is extracted out, air negative pressure chamber is made to form negative pressure, at this moment seed plate forms negative-pressure air-flow along aspiration hole, in seeding process, seed plate rotates under driving shaft drives, in rotary course, aspiration hole on seed plate contacts with the seed below seed storehouse, seed is adsorbed on the aspiration hole of seed plate, because seed diameter varies, the seed being greater than more than 1 is often adsorbed in aspiration hole on seed plate, adsorb a lot of seed sometimes, at this moment inner ring seed scraping device and outer shroud seed scraping device strike off being adsorbed on seed unnecessary on aspiration hole, when a certain aspiration hole on seed plate forwards the position in air positive pressure chamber to, because air positive pressure chamber and air negative pressure chamber cut off, and compressed air is connected in air positive pressure chamber, so seed just falls to this position, fall in sowing opening, therefore there are not many seeds discharges at same position in seeding unit, realize precision drilling, and in the air chamber seam of seeding body, wear-resistant seal empiecement is installed, improve sealing and the service life of seed plate, and the wearing and tearing of wear-resistant seal empiecement can be changed later.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of radiai adjustment driven sucking precise seeder described in the utility model;
Fig. 2 is the left view of radiai adjustment driven sucking precise seeder described in the utility model;
Fig. 3 is the structural representation of seeding body described in the utility model;
Fig. 4 is the structural representation of wear-resistant seal empiecement described in the utility model;
Fig. 5 is the structural representation of outer shroud seed scraping device described in the utility model;
Fig. 6 is the cutaway view of B-B line in Fig. 5.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection domain of the present utility model.
Consult Fig. 1, shown in Fig. 2, the utility model provides a kind of radiai adjustment driven sucking precise seeder, comprise interconnective seeding body 4 and seeds box 2, air positive pressure chamber 21 and the air negative pressure chamber 22 of sealing is mutually provided with in seeding body 4, air negative pressure chamber 22 is connected with the air entry 23 on seeding body 4, air positive pressure chamber 21 is connected with the inflatable mouth 24 on seeding body 4, air positive pressure chamber 21 is also connected with the sowing opening 25 below seeding body 4, seed storehouse 26 is provided with in seeds box 2, seed plate 1 is provided with between seed storehouse 26 and air negative pressure chamber 22, wear-resistant seal empiecement 3 is also provided with between seed plate 1 and seeding body 4, on seed plate 1, also uniform Circle-Array shows multiple aspiration hole 8, seed plate 1 is also connected with driving shaft 5 one end, the other end of driving shaft 5 is successively through wear-resistant seal empiecement 3, be connected with a drive unit 7 after seeding body 4, this drive unit 7 can pass through motor-driven drive sprockets or gear drive, when seed plate 1 rotates, aspiration hole 8 can be changed between air negative pressure chamber 22 and air positive pressure chamber 21, the inner side in aspiration hole 8 is also provided with inner ring seed scraping device 9, the outside in aspiration hole 8 is also provided with outer shroud seed scraping device 10.This precise seeder in use, by vavuum pump, the air in air entry 23 is extracted out, air negative pressure chamber 22 is made to form negative pressure, at this moment seed plate 1 forms negative-pressure air-flow along aspiration hole 8, in seeding process, seed plate 1 rotates under driving shaft 5 drives, in rotary course, aspiration hole 8 on seed plate 1 contacts with the seed below seed storehouse 26, seed is adsorbed on the aspiration hole 8 of seed plate 1, because seed diameter varies, the seed being greater than more than 1 is often adsorbed in aspiration hole 8 on seed plate 1, adsorb a lot of seed sometimes, at this moment inner ring seed scraping device 9 and outer shroud seed scraping device 10 strike off being adsorbed on seed unnecessary on aspiration hole 8, when a certain aspiration hole 8 on seed plate 1 forwards the position in air positive pressure chamber 21 to, because air positive pressure chamber 21 and air negative pressure 22 chamber cut off, and compressed air is connected in air positive pressure chamber 21, so seed just falls to this position, fall in sowing opening 25, therefore there are not many seeds discharges at same position in seeding unit, realize precision drilling, and in the air chamber seam of seeding body 1, wear-resistant seal empiecement 3 is installed, improve sealing and the service life of seed plate 1, and can change after wear-resistant seal empiecement 3 weares and teares
Consult shown in Fig. 3, seeding body 4 comprises driving axocoel 41, wear-resistant seal empiecement installing zone 42, toroidal cavity 43 and external shell 44 from the inside to the outside, air positive pressure chamber 21 and air negative pressure chamber 22 form toroidal cavity 43 jointly, are also provided with the rib 45 for splitting air positive pressure chamber 21 and air negative pressure chamber 22 in toroidal cavity 43.Drive axocoel 41 for installing driving shaft 5 by bearing 6, wear-resistant seal empiecement installing zone 42 is for installing wear-resistant seal empiecement 3, when seed plate 1 rotates, seed plate 1 drive aspiration hole 8 annularly cavity 43 rotate, because toroidal cavity 43 is made up of air positive pressure chamber 21 and air negative pressure chamber 22, so aspiration hole 8 can switch between air positive pressure chamber 21 and air negative pressure chamber.
Consult shown in Fig. 4, wear-resistant seal empiecement 3 comprises the outer field outer sealing ring 31 of sealing toroidal cavity 43, with the internal layer sealing ring 32 of sealing toroidal cavity 43 internal layer, also comprising the rib sealing strip 33 for sealing rib 45, between outer sealing ring 31 and internal layer sealing ring 32, being also connected with multiple connection strap 34.The wear-resistant seal empiecement jointly consisted of sealing ring and sealing strip 3 pairs of toroidal cavities 43 seal, and improve sealing and the service life of seed plate 1, and connection strap 34 is for supporting internal layer sealing ring 32 and outer sealing ring 31.
In the present embodiment, wear-resistant seal empiecement installing zone 42 is provided with along driving the symmetrically arranged a pair seeding body muscle sheet 46 of axocoel 41, and wear-resistant seal empiecement 3 is provided with the empiecement draw-in groove 35 matched with seeding body muscle sheet 46.Coordinated by empiecement draw-in groove 35 and seeding body muscle sheet 46, wear-resistant seal empiecement 3 keeps relative with seeding body 4 fixing.
Consult shown in Fig. 5, Fig. 6, inner ring seed scraping device 9 is identical with outer shroud seed scraping device 10 structure, include regulating handle 91, regulating handle 91 is connected with the knob end of adjusting screw(rod) 92, the end of thread of adjusting screw(rod) 92 is through stretching in air negative pressure chamber 22 after the external shell 44 of seeding body 4, the end of thread of adjusting screw(rod) 92 is also connected with one and scrapes seed sheet 93, external shell 44 is also equipped with one for locking the lock-screw 94 of adjusting screw(rod) 92.When needing adjustment to scrape the position of seed sheet 93, only needing knob regulating handle 91, after having regulated, utilizing lock-screw 94 to lock adjusting screw(rod) 92.
Although describe embodiment of the present utility model by reference to the accompanying drawings; but patent owner can make various distortion or amendment within the scope of the appended claims; as long as be no more than the protection domain described by claim of the present utility model, all should within protection domain of the present utility model.
Claims (5)
1. a radiai adjustment driven sucking precise seeder, it is characterized in that: comprise interconnective seeding body (4) and seeds box (2), air positive pressure chamber (21) and air negative pressure chamber (22) of sealing are mutually provided with in described seeding body (4), described air negative pressure chamber (22) is connected with the air entry (23) on described seeding body (4), described air positive pressure chamber (21) is connected with the inflatable mouth (24) on described seeding body (4), described air positive pressure chamber (21) is also connected with the sowing opening (25) of described seeding body (4) below, seed storehouse (26) is provided with in described seeds box (2), seed plate (1) is provided with between described seed storehouse (26) and described air negative pressure chamber (22), wear-resistant seal empiecement (3) is also provided with between described seed plate (1) and described seeding body (4), the upper also uniform Circle-Array of described seed plate (1) shows multiple aspiration hole (8), described seed plate (1) is also connected with a driving shaft (5) one end, the other end of described driving shaft (5) is successively through described wear-resistant seal empiecement (3), seeding body (4) is connected with a drive unit (7) afterwards, when described seed plate (1) rotates, described aspiration hole (8) can be changed between air negative pressure chamber (22) and air positive pressure chamber (21), the inner side of described aspiration hole (8) is also provided with inner ring seed scraping device (9), the outside of described aspiration hole (8) is also provided with outer shroud seed scraping device (10).
2. radiai adjustment driven sucking precise seeder according to claim 1, it is characterized in that: described seeding body (4) comprises driving axocoel (41), wear-resistant seal empiecement installing zone (42), toroidal cavity (43) and external shell (44) from the inside to the outside, described air positive pressure chamber (21) and described air negative pressure chamber (22) form described toroidal cavity (43) jointly, are also provided with the rib (45) for splitting air positive pressure chamber (21) and air negative pressure chamber (22) in described toroidal cavity (43).
3. radiai adjustment driven sucking precise seeder according to claim 2, it is characterized in that: described wear-resistant seal empiecement (3) comprises sealing described toroidal cavity (43) outer field outer sealing ring (31), with the internal layer sealing ring (32) of sealing described toroidal cavity (43) internal layer, also comprising the rib sealing strip (33) for sealing described rib (45), between described outer sealing ring (31) and described internal layer sealing ring (32), being also connected with multiple connection strap (34).
4. radiai adjustment driven sucking precise seeder according to claim 3, it is characterized in that: described wear-resistant seal empiecement installing zone (42) is provided with along symmetrically arranged a pair seeding body muscle sheet (46) of described driving axocoel (41), and described wear-resistant seal empiecement (3) is provided with the empiecement draw-in groove (35) matched with seeding body muscle sheet (46).
5. radiai adjustment driven sucking precise seeder according to claim 4, it is characterized in that: described inner ring seed scraping device (9) is identical with described outer shroud seed scraping device (10) structure, include regulating handle (91), described regulating handle (91) is connected with the knob end of adjusting screw(rod) (92), the end of thread of described adjusting screw(rod) (92) is through stretching in air negative pressure chamber (22) after the external shell (44) of described seeding body (4), the end of thread of described adjusting screw(rod) (92) is also connected with one and scrapes seed sheet (93), described external shell (44) is also equipped with one for locking the lock-screw (94) of described adjusting screw(rod) (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520188221.6U CN204579074U (en) | 2015-03-31 | 2015-03-31 | A kind of radiai adjustment driven sucking precise seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520188221.6U CN204579074U (en) | 2015-03-31 | 2015-03-31 | A kind of radiai adjustment driven sucking precise seeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204579074U true CN204579074U (en) | 2015-08-26 |
Family
ID=53915298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520188221.6U Expired - Fee Related CN204579074U (en) | 2015-03-31 | 2015-03-31 | A kind of radiai adjustment driven sucking precise seeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204579074U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113016292A (en) * | 2021-04-21 | 2021-06-25 | 山东理工大学 | Air-suction type precision seed sowing device with adjustable suction hole size |
| CN114375646A (en) * | 2021-12-02 | 2022-04-22 | 安徽益草堂中药饮片有限公司 | Cassia seed planting equipment and method |
-
2015
- 2015-03-31 CN CN201520188221.6U patent/CN204579074U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113016292A (en) * | 2021-04-21 | 2021-06-25 | 山东理工大学 | Air-suction type precision seed sowing device with adjustable suction hole size |
| CN113016292B (en) * | 2021-04-21 | 2022-05-10 | 山东理工大学 | Air-suction type precision seed sowing device with adjustable suction hole size |
| CN114375646A (en) * | 2021-12-02 | 2022-04-22 | 安徽益草堂中药饮片有限公司 | Cassia seed planting equipment and method |
| CN114375646B (en) * | 2021-12-02 | 2023-10-27 | 安徽益草堂中药饮片有限公司 | Semen cassiae planting equipment and planting method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204316993U (en) | A kind of cylinder aspiration array precise seeder | |
| CN204579074U (en) | A kind of radiai adjustment driven sucking precise seeder | |
| CN102498798B (en) | Drum air-suction tobacco coated seed metering device | |
| CN107997661B (en) | Self-stopping type toilet-roll box | |
| CN109845459A (en) | A kind of positive negative pressure combined type fine grain crop hill-drop feed run | |
| CN106941824A (en) | The adjustable Pneumatic precision seed sowing device of one kind amount of broadcasting | |
| CN104365238B (en) | A kind of roller aspiration array precise seeder | |
| CN212211917U (en) | Spacing adjuster of corn drill | |
| CN205755424U (en) | A kind of aspiration two-chamber drum type seedling raising seeder | |
| CN104303651A (en) | Pneumatic seed protection type precision concentrated seeding device | |
| CN103843499B (en) | A kind of disk air-sucking type dispenser | |
| CN106342451B (en) | A kind of hole plate seedling growth reseeds device | |
| CN202127601U (en) | Vacuum adsorption type precision sowing device for plug tray seedlings | |
| CN202979633U (en) | Disc air-aspiration type seed sowing device | |
| CN203537803U (en) | Peripheral slit air-suction seed sowing device | |
| CN214228857U (en) | Air suction type drum-type wheat seed sowing device | |
| CN206790945U (en) | The aspirated-air type tomato seedling feed drum of both-end air-breathing | |
| WO2018099193A1 (en) | Overload protection device and high-speed dental handpiece comprising same | |
| CN204707465U (en) | Air-suction seeding unit | |
| CN204810906U (en) | Systematic kind formula disseminator | |
| CN201430769Y (en) | Suction-type double-row seed sowing device | |
| CN104584741A (en) | Vacuum seed picking and sowing device | |
| CN110892813B (en) | Roller type seed metering ware is inhaled to clear shutoff gas of wheel type | |
| CN208063760U (en) | A kind of agricultural aspirated-air type sead feeder | |
| CN203624410U (en) | High-airtight discharge valve |
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 |
Granted publication date: 20150826 Termination date: 20180331 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |