CN2935752Y

CN2935752Y - Air sucking type precision film covering planter

Info

Publication number: CN2935752Y
Application number: CNU200620132631XU
Authority: CN
Inventors: 陈恒
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-08-16
Filing date: 2006-08-16
Publication date: 2007-08-22
Anticipated expiration: 2016-08-16

Abstract

The utility model relates to an agricultural machine, in particular to a sowing machine with accurate amount applied in a fertilizer machine and a film spreading machine. A roller-type duck mouth hill planter shell, a seedling room, and a subpressure seedling diving room are provided; wherein, the subpressure seedling diving room is fixed and a bracket and above the roller-type duck mouth hill planter shell; a seedling guide groove (6) and a seedling transferring machine (19) are arranged between two adjoined duck mouths on the roller-type duck mouth hill planter shell; wherein, the bottom of the seedling transferring machine (19) is communicated with a seedling inlet on the duck mouth; the seedling guide groove (19) is hung and connected firmly with an seedling diving orifice on the subpressure seedling dividing machine; the roller-type duck mouth hill planter shell is connected with the subpressure seedling dividing machine through a chain or a gear; the subpressure seedling dividing machine is a hollow rotating shaft on which a flat roller (28)is provided; the surface of the shaft is provided with an even seedling absorption hole (24); one end of the hollow rotating shaft is provided with a suction hole that is connected with a suction tube (8); and the hollow rotating shaft is provided with a taper slipper bearing joint (13). The utility model has the advantages and clear technical effects of that: a subpressure is directly produced inside the shaft by a subpressure seedling dividing machine, thereby making the structure of the subpressure seedling dividing machine easy.

Description

Driven sucking precise amount planting after plastic covered device

Technical field

The utility model relates to farm machinery, particularly a kind of seed placing device that uses on fertilising, film-laying machine.

Background technology

At present, the air inhaling type fine sowing device is used widely, as the disclosed publication " type of introducing in the 8PK-PP air inhaling type fine sowing machine handbook of MAJA Mayan, by seed chamber, negative pressure chamber, kind dish, seed disk shaft, kind of the device of holding one's breath, plant device and drive kind of a ditch plough shovel and forms clearly, have one to overlap the speed governing transmission mechanism between kind dish and the road wheel.During work, the kind dish rotates with the operation of road wheel, and seed is inhaled on kind of dish, enters kind of a ditch through clear kind device, kind of the device of holding one's breath, and finishes the sowing course of work.Adopt the mulch film upper seeding wheel in the northern area of China, and above-mentioned device can not be realized the operation of film upper seeding wheel more, and the transmission mechanism complexity of kind dish.April 25 calendar year 2001 Chinese patent documentation a kind of " driven sucking precise amount planting after plastic covered device " (patent No.: 00237143.X) is disclosed, this patented technology comprises seed chamber, negative pressure chamber, plant dish and seed disk shaft, seed chamber, negative pressure chamber's outer cover one rolling wheel type duckbilled bunch planting shell, this bunch planting shell and described seed disk shaft are rotationally connected, this dibbler shell is provided with duckbilled, each duckbilled phase continuous cropping road in this shell, planting dish is fixed in the bunch planting shell, with kind of airtight being rotationally connected of dish, suction hole on it is corresponding one by one with described kind of road, seed leaking hole is offered in the front portion of seed chamber, in the lower edge of this seed leaking hole seeds scraper is set, and this device can be realized on the film, film is sowing down.Though above-mentioned seeder has been realized on the film, following sowing but the structure more complicated still of film.

Defective according to above-mentioned technology, the inventor has applied for a kind of " driven sucking precise amount planting after plastic covered device " to State Intellectual Property Office, this technology is authorized, the patent No.: 200520044816.0, the day for announcing: May 10 on the 2006th, this device is mainly by rolling wheel type duckbilled bunch planting shell, seed chamber, the negative pressure seeder, the negative pressure seeder is fixedlyed connected with the axle sleeve of rolling wheel type duckbilled bunch planting shell by support, and be positioned at the top of rolling wheel type duckbilled bunch planting shell, between adjacent two duckbilleds of rolling wheel type duckbilled bunch planting shell, be provided with the inoculation box, the bottom of this inoculation box communicates with the rim of the mouth of advancing of duckbilled, be fixedly connected with kind of a road in the suspension of the branch kind mouth place of negative pressure seeder, rolling wheel type duckbilled bunch planting shell is connected by chain or gear with the negative pressure seeder.Advantage of the present utility model and significant technique effect are: owing to adopt the negative pressure seeder and reasonably plant and plant the box design, it is accurate that seed suction hole is got seed, reduce that seed waste, the particularly bunch planting of rolling wheel type duckbilled are intact to make device be in operation sowing accurately with the choose reasonable of negative pressure seeder by chain or gear connected mode and gearratio.But the inventor thinks, existing negative pressure seeder structure more complicated, and cost is high relatively.

The utility model content

The utility model purpose is according to the problem of the deficiency of above-mentioned prior art and existence, proposes a kind of more succinct seeding apparatus.

The utility model purpose realizes having following technical scheme to finish:

The utility model is a kind of driven sucking precise amount planting after plastic covered device, comprise rolling wheel type duckbilled bunch planting shell, seed chamber, the negative pressure seeder, the negative pressure seeder is fixed on the support, and be positioned at the top of rolling wheel type duckbilled bunch planting shell, between adjacent two duckbilleds of rolling wheel type duckbilled bunch planting shell, be provided with seed guiding groove 6, defeated kind of device 19, the bottom of defeated kind of device 19 communicates with the rim of the mouth of advancing of duckbilled, be fixedly connected with seed guiding groove 6 in the suspension of the branch kind mouth place of negative pressure seeder, rolling wheel type duckbilled bunch planting shell is connected by chain or gear with the negative pressure seeder, the negative pressure seeder is a hollow turning cylinder, one flat cylinder 28 is set on this axle, the surperficial uniform suction hole 24 of cylinder, hollow turning cylinder one end has the suction hole that links to each other with air intake duct 8, and tapering sliding bearing joint 13 is set on this axle, described branch kind mouth place at the negative pressure seeder is connected with seed guiding groove, and this seed guiding groove hangs and is fixed on the negative pressure seeder support 5, and the axis of seed guiding groove becomes 15～35 degree angles with horizontal plane.

Advantage of the present utility model and significant technique effect are: owing to adopt negative pressure seeder assembly directly to produce negative pressure in the cavity in axle, make that the negative pressure seeder is simple in structure.

Description of drawings

Fig. 1 is the utility model seeder structural representation;

Fig. 2 is an accompanying drawing 1C-C cutaway view;

Fig. 3 is an accompanying drawing 2B-B cutaway view;

Specific embodiments

The utility model feature and other correlated characteristic are described in further detail by embodiment below in conjunction with accompanying drawing, so that technical staff of the same trade is convenient to understand:

As accompanying drawing 1, shown in 2, the wherein label 1-27 in the accompanying drawing, expression respectively: 1-rolling wheel type duckbilled bunch planting shell (or claiming cylinder), 2-press mold wheel, the 3-stiffener, 4-cylinder hitch frame, 5-seeder support, the 6-seed guiding groove, 7-tapering sliding bearing, the 8-air intake duct, 9-pine nut gear, the 10-seed chamber, the 11-seed, 12-is by movable sprocket, 13-tapering sliding bearing joint, 14-regulates bolt, the 15-chain, 16-drum shaft bearing, the 17-drive sprocket, 18-rolls the hole main shaft, defeated kind of the device of 19-, the 20-duckbilled, 21-pine nut device bearing block, the 22-seed scraping device, 23-discloses the hole device, the 24-suction hole, the 25-seed distributing device, 26-pine nut device, 27-pine nut device main shaft, 28-flat cylinder.

The utility model is a kind of driven sucking precise amount planting after plastic covered device, comprise rolling wheel type duckbilled bunch planting shell 1, seed chamber 10, the negative pressure seeder, the negative pressure seeder is fixed on the support 5, and be positioned at the top of rolling wheel type duckbilled bunch planting shell, between adjacent two duckbilleds 20 of rolling wheel type duckbilled bunch planting shell 1, be provided with seed guiding groove 6, defeated kind of device 19, the bottom of defeated kind of device 19 communicates with the rim of the mouth of advancing of duckbilled 20, be fixedly connected with seed guiding groove 6 in the suspension of the branch kind mouth place of negative pressure seeder, rolling wheel type duckbilled bunch planting shell is connected by chain or gear with the negative pressure seeder, the negative pressure seeder is on a hollow turning cylinder and this axle a flat cylinder 28 to be set, the surperficial uniform suction hole 24 of cylinder, hollow turning cylinder one end has the suction hole that links to each other with air intake duct 8, and tapering sliding bearing joint 13 is set on this axle, described branch kind mouth place at the negative pressure seeder is connected with seed guiding groove, this seed guiding groove hangs and is fixed on the negative pressure seeder support 5, and the axis of seed guiding groove becomes 15 degree angles with horizontal plane.

For the utility model is understood more, with reference to Fig. 1,3, the utility model mainly can be divided into three parts, promptly draws support section, drum segment, seeder part, further specifies as follows:

1, traction support section

Haulage drum frame (4), with drum shaft bearing (16), seeder support (5), seed guiding groove (6), tapering sliding bearing, air intake duct (8), seed chamber (10), regulate bolt (14), pine nut device bearing block (21), seed scraping device (22), disclose hole device (23), seed distributing device (25), these parts are by the method for welding or Bolt Connection, when being connected into the work of as a whole this seeder of framework, this framework is an integral body, with respect to rotor is a static relatively supporting structure, this supporting structure is called does the traction support section.

2, drum segment

Cylinder (1), press mold wheel (2), stiffener (3), drive sprocket (17), drum spindle (18), defeated kind of a device (19), duck chew (20), and to wait these parts be by welding, the method of attachment of bolt or support member etc., be connected into as a whole structure, during the work of this seeder, this overall structure is a whole rotor of rotation work forward on sowing ground, and this rotor is called rolling wheel type duckbilled bunch planting shell (or claiming cylinder) part.

3, seeder part

When drum segment turns round forward, under the effect of the drive of chain (15), pine nut gear (9), by movable sprocket (12), get kind of air cavity tapering sliding bearing joint (13), a pine nut device (26), these parts of pine nut device main shaft (27) and do corresponding rotational motion and finish smart amount and divide kind of a job, this mechanism is called does the seeder part.

During the work of this seeder, under the traction and drum segment rotation of traction support section, under the transmission by chain (15), get kind of air cavity tapering sliding bearing joint (13) turn clockwise identical under the supporting role of two the tapering sliding bearings in its two ends (7) with cylinder, along with after getting a air in kind of air cavity tapering sliding bearing joint (13) cavity and being extracted out continuously by blower fan along tapering sliding bearing (7) and air intake duct (8), get in kind of air cavity tapering sliding bearing joint (13) cavity and just form powerful negative pressure, this negative pressure forms powerful pressure differential by getting kind of a hole (24) with external atmosphere pressure, seed (11) in the seed chamber under action of pressure (10) just is attracted on the suction hole (24), along with getting turning clockwise of kind of air cavity tapering sliding bearing joint (13), the seed that is adsorbed (11) just with seed chamber (10) in seed (11) realized separating, when the seed that is adsorbed (11) rotation rises to suitable height, be adsorbed on the suction hole (24) one or several seeds (10) scraping of seed distributing device (25) allocate for under, become one (prior art) and realized smart amount branch kind, measured the single seed of separation when rotating to the position of Fig. 3 seed scraping device (22) by essence, seed (11) is scraped by force by seed scraping device (22) and leaves suction hole (24) and fall into lead kind of the effect of seed guiding groove (6) by seed guiding groove (6), this seed just is imported in the defeated kind of corresponding with it device, has finished smart amount and has divided kind of a job.

Defeated kind of device (19) of the quantity of the suction hole of this seeder seeder (24) and drum segment installed quantity and become 3: 1, and the number of teeth of the drive sprocket (17) that drum segment is installed is to be at 1: 3 that drum segment rotates 3 all corotation and crosses (19) 18 of defeated kind of devices with dividing kind of the gear ratio by movable sprocket (12) that part is installed, just turn over and promptly turn over 18 a week and get kind of air cavity tapering sliding bearing joint (13) in the seeder, this seed (11) of being told by the essence amount when just having formed work of suction hole (24) becomes corresponding states one by one with a defeated kind device (19), promptly a seed (11) advances defeated kind of a device (19) just, after seed (11) enters defeated kind of device (19), running forward along with cylinder, seed (11) is transported to duck and chews in (20), and penetrating opening of soil and duck tongue along with duck chews (20) rupture of membranes, seed (11) is planted the overall process that has realized precision drilling in the soil smoothly.

Though below design and embodiment according to the utility model purpose have been done to elaborate with reference to accompanying drawing; but those of ordinary skills can recognize; under the precondition that does not break away from the claim limited range; still can make various improvement and conversion to the utility model, and this improvement and conversion still should belong to protection domain of the present utility model.

Claims

1, a kind of driven sucking precise amount planting after plastic covered device, it is characterized in that, comprise rolling wheel type duckbilled bunch planting shell, seed chamber, the negative pressure seeder, the negative pressure seeder is fixed on the support, and be positioned at the top of rolling wheel type duckbilled bunch planting shell, between adjacent two duckbilleds of rolling wheel type duckbilled bunch planting shell, be provided with seed guiding groove (6), defeated kind of device (19), the bottom of defeated kind of device (19) communicates with the rim of the mouth of advancing of duckbilled, be fixedly connected with seed guiding groove (6) in the suspension of the branch kind mouth place of negative pressure seeder, rolling wheel type duckbilled bunch planting shell is connected by chain or gear with the negative pressure seeder, the negative pressure seeder is on a hollow turning cylinder and this axle a flat cylinder (28) to be set, the surperficial uniform suction hole (24) of cylinder, hollow turning cylinder one end has the suction hole that links to each other with air intake duct (8), and tapering sliding bearing joint (13) is set on this axle.

2, driven sucking precise amount planting after plastic covered device according to claim 1, it is characterized in that, described branch kind mouth place at the negative pressure seeder is connected with seed guiding groove, and this seed guiding groove hangs and is fixed on the negative pressure seeder support (5), and the axis of seed guiding groove becomes 15～35 degree angles with horizontal plane.