CN201194475Y

CN201194475Y - Vibrational flow type sowing implement

Info

Publication number: CN201194475Y
Application number: CNU2008200469264U
Authority: CN
Inventors: 马旭; 周海波; 吕恩利; 玉大略; 贾瑞昌
Original assignee: South China Agricultural University
Current assignee: South China Agricultural University
Priority date: 2008-04-25
Filing date: 2008-04-25
Publication date: 2009-02-18
Anticipated expiration: 2018-04-25

Abstract

The utility model relates to a vibration flowing type seeder which comprises a seed case, an outlet plate, a seed case vibrator, a sieve trough plate vibrator, a sieving plate, a V-shaped trough plate, an air compressor and a frame, wherein, the seed case vibrator is mounted on the seed case; multiple layers of seed guiding plates in step-like staggered arrangement are arranged in the seed case which is mounted on the frame through a seed case support; the sieving plate is connected with the V-shaped trough plate through a sieving regulating plate and connecting bolts; the V-shaped trough plate is mounted on a vibration plate spring; the outlet plate is spliced on the sieving plate; the sieve trough plate vibrator is mounted on the vibration plate spring; the sieve trough plate vibrator and the seed case vibrator are respectively connected with the air compressor through a windpipe and a pressure regulating valve. The vibration flowing type seeder does not hurt seed buds, can realize the screen separation and the impurity removal of seeds, and prevents fragmentized tiny seeds, seed buds or small impurities in a transport process from blocking the V-shaped trough plate and further influencing the seeding speed. The utility model is not only particularly suitable for accurately seeding and raising super rice seeds, but also suitable for accurately seeding common seeds of rice, wheat, flowers and vegetables and seeds with buds.

Description

Vibrational flow type seeder

Technical field:

The utility model is a kind of flow-type seeder, particularly a kind of precise seeder of growing seedlings.

Background technology:

Precise sowing is a kind of advanced person's a kind method for planting, and it has province's seed, economizes remarkable advantages such as thinning worker, volume increase, raising crop quality.Become at present the main mode of countries in the world various crop field planting.Continuous development along with modern agricultural technology, especially the continuous maturation of seed engineering technology, huge variation has taken place at the planting requirement and the growing environment in field in crops, existing most field crop planting patternss are from traditional drilling, bunch planting or semi-accuracy seeding, and progressively the planting patterns to precise sowing develops.The crop of Precision Seeding at present has: various crop such as corn, soybean, beet, sunflower, wheat, paddy rice.

The key that realizes the precise sowing technology is that can seeding unit provide uniform seed flow.External precise sowing mainly adopts pneumatic type (air-blowing, aspiration) seeding unit, and is mainly used in the Precision Seeding operation of corn, Soybean and Other Crops, and crops such as paddy rice, wheat are adopted the drilling technology always.China just began one's study and promotes the precise sowing technology from early 1970s, the kind of present precision seeder is a lot, but these seeding units are difficult to satisfy the precise sowing operation of irregularly shaped seeds such as picture paddy rice, wheat, especially for the crop of paddy rice and seed with sprout thereof, kind of many a, poor performance is hindered in the precise sowing operation.Existing seeder has pneumatic type and mechanical precise seeding unit multiple, but does not see and adopt the vibration current method that seeds such as paddy rice, wheat are separated from colony, does not also see the report that adopts the screening plate seed to be carried out removal of impurities and screening.Domestic Shandong Technology Univ, Guangxi University and Agricultural University Of South China all successively adopt the oscillatory type seeding unit to broadcast paddy rice, but all adopt grooved pulley type, bucket wheel formula etc. to separate seed for kind of device, make the seed damage high, also seed is not carried out removal of impurities and screening, impurity is many, the sowing poor performance.In the recent period, promotion and application along with the super hybridization rice culture technique, the rice growing technology has been proposed new requirement, super hybridization rice is grown seedlings and is required 1～2 strain/cave (seedling taking area), this requires seeding unit that strict seeding accuracy not only will be arranged, require the damage of few seed simultaneously and contain assortedly, guaranteeing the number of rice shoot strain accurately, thereby this also is badly in need of developing a kind of novel super hybridization rice precision seeder.

The utility model content:

The purpose of this utility model is to consider the problems referred to above and a kind of seed of avoiding damaging is provided, and also can carry out removal of impurities and screening to seed, the good vibrational flow type seeder of sowing performance.The utility model is reasonable in design, and is simple in structure, can satisfy the sowing requirement of irregularly shaped seeds such as paddy rice, wheat.

The technical solution of the utility model is: include kind of a case, exit plate, plant the case vibrator, sieve frid vibrator, the screening plate, the V-shaped groove plate, first pressure regulator valve, second pressure regulator valve, air compressor and frame, wherein plant kind of a case vibrator is installed on the case, plant case inside and be provided with kind of the plate of leading that is stairstepping multilayer cross-over configuration, and planting case is installed on the frame by kind of a box bracket, the screening plate links together by sieving adjustable plate and connecting bolt and V-shaped groove plate, the V-shaped groove plate is installed on the vibration leaf spring, exit plate be overlapped on the screening plate above, sieve frid vibrator is housed on the vibration leaf spring, sieve frid vibrator and kind case vibrator are pneumatic vibrators, and it is respectively by the tracheae and first pressure regulator valve, second pressure regulator valve links to each other with air compressor.

Above-mentioned vibration leaf spring is installed on the sieve frid support, and sieve frid support is connected on the frame.

Above-mentioned screening adjustable plate is provided with the elongated slot of the angle that can regulate screening plate and horizontal plane, the adjustable range of screening plate setting angle for and horizontal plane between angle be-5 °～10 °, sieve frid support is connected on the frame by connecting plate, connecting plate is provided with the elongated slot of the setting angle that can regulate the V-shaped groove plate, the adjustable range of V-shaped groove plate setting angle be and horizontal plane between angle at 4 °～10 °.

Above-mentioned kind of the plate of leading also is connected with and leads kind of a plate adjuster, and each angle of leading between kind of plate and the horizontal plane is regulated by leading kind of plate adjuster, its adjustable range be and horizontal plane between angle at 15 °～25 °.

Above-mentioned exit plate (4) also is connected with the outlet regulating plate of the openings of sizes that can change exit plate.

The above-mentioned kind box bracket of the exit plate of screening on the plate by regulating setting height(from bottom) that be overlapped on to be regulating the angle between itself and the horizontal plane, the adjustable range of exit plate be and horizontal plane between angle at 15 °～30 °.

The surface of above-mentioned screening plate is the narrow through hole of the length of 1.0mm～1.2mm * 20mm～40mm, is alternating expression and distributes.

The utility model is owing to adopt vibration to be kind of the firm and hard structure that seed is separated effectively that showed of leading of the multi-layer intercrossed configuration of stairstepping from colony, the utility model and injuring-free seed bud, and screening, the removal of impurities of the firm and hard existing seed of employing vibrosieve, avoid broken tiny seed, kind bud or little impurity in course of conveying, to stop up the V-shaped groove project and ring seeding accuracy, the utility model seeder not only is specially adapted to the accurate seedling planting of super hybridization rice seed, also is applicable to conventional rice, wheat, flowers, vegetables, and the precise sowing of seed with sprout.The utility model be a kind of simple in structure, easy to operate, operation quality is good, production efficiency height, convenient and practical vibrational flow type seeder.

Description of drawings:

Fig. 1 is the front view of vibrational flow type precise seeder;

Fig. 2 is the end view of vibrational flow type precise seeder;

Fig. 3 is the front view of screening plate, screening adjustable plate and V-shaped groove plate;

Fig. 4 is the vertical view of screening plate, screening adjustable plate and V-shaped groove plate;

Fig. 5 is the front view of screening plate structure.

Fig. 6 is the vertical view of screening plate structure.

Embodiment:

Structural representation of the present utility model such as Fig. 1,2,3,4,5, shown in 6, include kind of case 1, exit plate 4, plant case vibrator 5, sieve frid vibrator 8, screening plate 10, V-shaped groove plate 12, first pressure regulator valve 15, second pressure regulator valve 16, air compressor 17 and frame 18, wherein plant kind of a case vibrator 5 is installed on the case 1, kind of case 1 inside be provided be stairstepping multilayer cross-over configuration lead kind of plate 2, and planting case 1 is installed on the frame 18 by kind of box bracket 6, screening plate 10 links together with V-shaped groove plate 12 by screening adjustable plate 11 and connecting bolt 14, V-shaped groove plate 12 is installed on the vibration leaf spring 9, exit plate 4 be overlapped on the screening plate 10 above, sieve frid vibrator 8 is housed on the vibration leaf spring 9, sieve frid vibrator 8 and kind case vibrator 5 are pneumatic vibrators, and it is respectively by the tracheae and first pressure regulator valve 15, second pressure regulator valve 16 links to each other with air compressor 17.Above-mentioned screening plate 10 is regulated by screening adjustable plate 11 with the angle of horizontal plane, the adjustable range of its setting angle for and horizontal plane between angle be-5 °～10 °.

In the present embodiment, for changing seeding quantity, above-mentioned screening adjustable plate 11 is provided with the elongated slot 11A of the angle that can regulate screening plate 10 and horizontal plane, the adjustable range of screening plate 10 setting angles for and horizontal plane between angle be-5 °～10 °, sieve frid support 13 is connected on the frame 18 by connecting plate 19, connecting plate 19 is provided with the elongated slot 19A of the setting angle that can regulate V-shaped groove plate 12, the adjustable range of V-shaped groove plate 12 setting angles be and horizontal plane between angle at 4 °～10 °.

For reaching best result of use, above-mentioned kind of the plate 2 of leading also is connected with and leads kind of a plate adjuster 3, and each angle of leading between kind of plate 2 and the horizontal plane is regulated by leading kind of plate adjuster 3, its adjustable range be and horizontal plane between angle at 15 °～25 °.Above-mentioned exit plate 4 also is connected with the outlet regulating plate 7 of the openings of sizes that can change exit plate 4.The above-mentioned kind box bracket 6 of the exit plate 4 of screening on the plate 10 by regulating setting height(from bottom) that be overlapped on to be regulating the angle between itself and the horizontal plane, the adjustable range of exit plate 4 be and horizontal plane between angle at 15 °～30 °.

In the present embodiment, the surface of above-mentioned screening plate 10 is the narrow through holes of the length of 1.0mm～1.2mm * 20mm～40mm, is alternating expression and distributes.

Operation principle of the present utility model is as follows: when seeder is worked, start sieve frid vibrator 8 earlier, exit plate 4 vibrations that are placed on the screening plate 10 are taken in drive, make in kind of the case 1 seed along be the multi-layer intercrossed configuration of stairstepping lead kind of plate 2, exit plate 4 flows automatically on the screening plate 10 equably, regulates the grain weight with the big I change outflow of stream pressure size of planting first pressure regulator valve 15 that case vibrator 5 is connected and outlet regulating plate 7 openings; Fall the seed of screening on the plate 10 under the effect of sieve frid vibrator 8, broken tiny seed, kind bud or little impurity spill from sieve aperture, seed after 10 screenings of screening plate, removal of impurities enters on the V-shaped groove plate 12 that is installed as one with it, last seed is along V-shaped groove plate 12 ordered queues, broadcast through outlet, can change seeding quantity by the stream pressure size of regulating second pressure regulator valve 16 that is connected with sieve frid vibrator 8, the setting angle size of sieving plate 10 and V-shaped groove plate 12.

Claims

1. vibrational flow type seeder, it is characterized in that including kind of a case (1), exit plate (4), plant case vibrator (5), sieve frid vibrator (8), screening plate (10), V-shaped groove plate (12), first pressure regulator valve (15), second pressure regulator valve (16), air compressor (17) and frame (18), wherein plant kind of a case vibrator (5) is installed on the case (1), kind of case (1) inside be provided be stairstepping multilayer cross-over configuration lead kind of a plate (2), and planting case (1) is installed on the frame (18) by kind of a box bracket (6), screening plate (10) links together with V-shaped groove plate (12) by screening adjustable plate (11) and connecting bolt (14), V-shaped groove plate (12) is installed on the vibration leaf spring (9), exit plate (4) be overlapped on the screening plate (10) above, sieve frid vibrator (8) is housed on the vibration leaf spring (9), sieve frid vibrator (8) and kind case vibrator (5) are pneumatic vibrators, and it is respectively by tracheae and first pressure regulator valve (15), second pressure regulator valve (16) links to each other with air compressor (17).

2. vibrational flow type seeder according to claim 1 is characterized in that above-mentioned vibration leaf spring (9) is installed on the sieve frid support (13), and sieve frid support (13) is connected on the frame (18).

3. vibrational flow type seeder according to claim 2, it is characterized in that above-mentioned screening adjustable plate (11) is provided with the elongated slot (11A) of the angle that can regulate screening plate (10) and horizontal plane, the adjustable range of screening plate (10) setting angle for and horizontal plane between angle be-5 °～10 °, sieve frid support (13) is connected on the frame (18) by connecting plate (19), connecting plate (19) is provided with the elongated slot (19A) of the setting angle that can regulate V-shaped groove plate (12), the adjustable range of V-shaped groove plate (12) setting angle be and horizontal plane between angle at 4 °～10 °.

4. vibrational flow type seeder according to claim 1, it is characterized in that above-mentioned kind of the plate (2) of leading also is connected with and leads kind of a plate adjuster (3), each angle of leading between kind of a plate (2) and the horizontal plane is regulated by leading kind of plate adjuster (3), its adjustable range be and horizontal plane between angle at 15 °～25 °.

5. according to each described vibrational flow type seeder of claim 1 to 4, it is characterized in that above-mentioned exit plate (4) also is connected with the outlet regulating plate (7) of the openings of sizes that can change exit plate (4).

6. vibrational flow type seeder according to claim 5, it is characterized in that above-mentionedly being overlapped on the kind box bracket (6) of exit plate (4) by regulating setting height(from bottom) in screening plate (10) regulating the angle between itself and the horizontal plane, the adjustable range of exit plate (4) be and horizontal plane between angle at 15 °～30 °.

7. vibrational flow type seeder according to claim 6, the surface that it is characterized in that above-mentioned screening plate (10) are the narrow through holes of length of 1.0mm～1.2mm * 20mm～40mm, are alternating expression and distribute.