CN2305833Y

CN2305833Y - Rice direct seeder

Info

Publication number: CN2305833Y
Application number: CN97222357U
Authority: CN
Inventors: 陈德明
Original assignee: JIADING DISTRICT INST OF AGRICULTURAL MECHANIZATION SHANGHAI
Current assignee: JIADING DISTRICT INST OF AGRICULTURAL MECHANIZATION SHANGHAI
Priority date: 1997-08-29
Filing date: 1997-08-29
Publication date: 1999-02-03
Anticipated expiration: 2007-08-29

Abstract

The utility model discloses a rice direct seeder, composed of a power transmission part and a working part for seeding. The power transmission part and the working part for seeding are connected through a traction frame. The power transmission part comprises a power frame, an engine, a clutch and a walking gear box; the engine, the clutch and the walking gear box are arranged on the power frame. The walking gear box is composed of six shafts and twelve gear wheels. The working part for seeding comprises a strake assembly and a seed box assembly which is arranged on the strake assembly; a grooved wheel for seeding and a regulating wheel are arranged in the seed box assembly; the working part for seeding also comprises a seeding quantity regulating device. The utility model has the advantages of simple structure, convenient maintenance, convenient operation, reliable working, uniform seeding quantity, high production efficiency and crop growth promotion; therefore, crop production and income can be increased; generally, the rate of increase can reach 5%-10%.

Description

Rice direct seeder

The utility model relates to a kind of agricultural machinery, relates in particular to a kind of Rice direct seeder.

In the plantation of existing paddy rice, adopt traditional premature rice always, pull up seedlings, transplant three process, it is many to take the field, and operating environment is arduous, and workload is big, sometimes even can incur loss through delay season because of manpower problem or weather problems.

The purpose of this utility model is exactly the loaded down with trivial details operation during for the reform traditional rice growing, and provide a kind ofly save premature rice, pull up seedlings, transplant three process, directly by machine premature rice, catch the sowing in season, economize the Rice direct seeder on kind, saving of labor, ground, province rice seedling bed.

The purpose of this utility model is achieved in that a kind of Rice direct seeder, is made up of motivation transfer motion part and sowing working portion; Described motivation transfer motion part is connected by hitch frame with the sowing working portion.Motivation transfer motion part comprises power rack, is located at engine and clutch on the power rack, is connected by conveyer belt between this engine and the clutch, is located at the operating grip on the clutch, the walking transmission case that is connected with clutch, the driving wheel that is connected with the walking transmission case; The sowing working portion comprises the floor assembly, is located at the carriage on the floor assembly, the seed-box assembly that is connected with carriage, and the bottom of plate assembly also is provided with a pair of tail wheel alow; Described seed-box assembly comprises: a seed-box, and the bottom of this seed-box provides delegation's seeding unit, and described each seeding unit is the interface of a up/down perforation, and its lower end connects a discharging tube; Traverse in delegation's seeding unit a feed shaft is set, be positioned at each seeding unit and be respectively equipped with a sowing sheave and a blocking wheel on feed shaft, an end of this feed shaft connects a sowing land wheel; Of the present utility model being characterised in that: described walking transmission case comprises: casing, and be located in the casing by six roots of sensation axle and 12 transmission devices that gear is formed, second is connected with the belt pulley of clutch in this device, and the 6th is output shaft, is connected with driving wheel; Be respectively equipped with A, B, C gear on first, be respectively equipped with D, E, F gear on second, the 3rd is provided with the G gear, is respectively equipped with H, I gear on the 4th, is respectively equipped with J, K gear on the 5th, and the 6th is provided with the L gear; Wherein, D, E gear on second are driving wheel, and the gear on first is a driven pulley, and all the other gears are drive; The A gear can with the D gears engaged, the B gear can with the E gears engaged, C gear, F gear, G gear and I gear mesh in proper order, H gear and J gears engaged, K gear and L gears engaged; One tooth embedding respectively is set on second E driving wheel and F drive in opposite directions, and this can mesh the tooth embedding; What be provided with on the described feed shaft respectively sows sheave and blocking wheel, all has part to be exposed at outside the seeding unit at its place, and can be with the feed shaft move left and right; Also comprise a seeding quantity adjusting device in the described seed-box assembly, this seeding quantity adjusting device is made of the adjusting bolt that is located on the feed shaft.

Because the utility model has adopted above structure, make that the Rice direct seeder of making is simple in structure, operating maintenance is convenient, operation is reliable, the amount of broadcasting is even, production efficiency is high, use the favourable ventilation and penetrating light of paddy rice of this seed-sowing machine sowing growth, promote that crop yield increases income, general amplification can reach 5%-10%.

Concrete structure of the present utility model is further provided by following embodiment and accompanying drawing thereof.

Accompanying drawing one is the overall construction drawing of the utility model embodiment;

Accompanying drawing two is structural representations of the walking transmission case of the utility model embodiment;

Accompanying drawing three is seed-box assembly structure schematic diagrames of the utility model embodiment;

Accompanying drawing four is the schematic diagrames for the annexation of seeding quantity adjusting device in the present embodiment and part seed-box assembly.

See also accompanying drawing:

Accompanying drawing 1 is the overall construction drawing of the utility model embodiment.The utility model Rice direct seeder is made up of motivation transfer motion part 1 and sowing working portion 2; Described motivation transfer motion part is connected by hitch frame 3 with the sowing working portion.Motivation transfer motion part 1 comprises power rack 11, is located at engine 12 and clutch on the power rack 11, respectively is connected a

belt pulley

121 and 131 on engine and the clutch, between connect by conveyer belt; Clutch is provided with operating grip 15; Clutch also connects a walking transmission case 16, and walking transmission case output shaft connects a driving wheel 17; Sowing working portion 2 comprises floor assembly 21, be located at the carriage 22 on the floor assembly 21, the seed-box assembly 24 that is connected with carriage 22, traverse the feed shaft 25 that is located in the seed-box assembly 24, the sowing land wheel 26 that is connected with an end of feed shaft 25, the bottom of plate assembly 21 also is provided with a pair of tail wheel 27 alow.

Accompanying drawing 2 is structural representations of the walking transmission case 16 of the utility model embodiment.In order to simplify gear, reduce parts and easy to operate, the utility model has adopted new walking transmission mechanism, described walking transmission case 16 comprises casing 161, and be located in this casing 161 by six roots of sensation axle and 12 transmission devices that gear is formed, in this device: second is connected with the belt pulley 131 of clutch, the 6th is that output shaft is connected with driving wheel 17, and, be respectively equipped with A on first, B, the C gear, be respectively equipped with D on second, E, the F gear, the 3rd is provided with the G gear, is respectively equipped with H on the 4th, the I gear, be respectively equipped with J on the 5th, the K gear, the 6th is provided with the L gear.Second be can forward and back main shaft, the D on it, E gear are driving wheel, A, B, C gear on first are driven pulley, all the other gears are drive, these drives respectively the bearing by separately be assemblied in third and fourth, on five, six.When advancing or moving back for second, or A gear and D gears engaged, or B gear and E gears engaged, C gear, F gear, G gear and I gear mesh in proper order simultaneously, H gear and J gears engaged, K gear and L gears engaged, wherein, D, E gear and H, I gear and J, K gear are the duplex built-up gear.When the operating grip of clutch during for " closing ", the D driving wheel on second with first on the engagement of A driven pulley, the engagement by the C driven pulley on first and other drive finally is delivered to the 6th and drives driving wheel and advance, this is fast grade of work; When second propelling, during B driven pulley engagement on the E driving wheel on it and first, the engagement by the C driven pulley on first and other drive finally is delivered to the 6th and drives driving wheel and advance, and this is slow grade of work; One tooth embedding is set on second E driving wheel and F drive separately in opposite directions, and this can mesh the tooth embedding.Advance when second, during a pair of tooth embedding engagement on E driving wheel and the F drive, the E driving wheel drives the F drive again, is delivered to the Zhongdao driving wheel of other each drive again, and this is road walking grade.

Accompanying drawing 3 is structural representations of the seed-box assembly of the utility model embodiment, described seed-box assembly 24 comprises: one holds the seed-box 241 of seed-grain, the bottom of this seed-box provides delegation's seeding unit 243, and the seeding unit of present embodiment seed-box assembly is set to 10.Described each seeding unit 243 is interfaces of a up/down perforation, funnel, and its lower end connects a discharging tube 244, with guiding premature rice.Have a feed shaft 25 to traverse in each seeding unit 243, an end of this feed shaft 25 connects a sowing land wheel 26.Be positioned at each seeding unit 243 on the described feed shaft 25 and respectively be provided with a sowing sheave 2432 and a blocking wheel 2433 respectively.What be provided with on the described feed shaft respectively sows sheave and blocking wheel, all has part to be exposed at outside the seeding unit, and can be with the feed shaft move left and right; In order to control the amount of sowing, also be provided with seeding quantity adjusting device 27 in the utility model seed-box assembly, this seeding quantity adjusting device is made of the adjusting bolt that is located on the feed shaft 25.Described seeding quantity adjusting device can be one, is made of an adjusting bolt that is arranged on the feed shaft, and an end points of this adjusting bolt and feed shaft is spirally connected, and which is provided with adjusting nut, stirs the seeding quantity that adjusting nut can be regulated each seeding unit simultaneously.Described seeding quantity adjusting device also can be several, segmentation setting on feed shaft, and the adjusting bolt in each seeding quantity adjusting device is connected with an end of every section feed shaft, regulates on the bolt for every and also is respectively equipped with an adjusting nut.For making the whole feed shaft can interlock, between the segmentation end points of every section feed shaft or between the segmentation end points of every section feed shaft and a certain adjusting bolt or per two regulate that the employing sleeve pipe is connected between bolts, sleeve pipe is fixed on the seed-box.Connect the part of regulating bolt in the described sleeve pipe and be provided with internal thread.The seeding quantity adjusting device of present embodiment is made as two, is located at the medial section place of feed shaft respectively, and each seeding quantity adjusting device is controlled the seeding quantity of 5 seeding units respectively.Figure 4 shows that the schematic diagram of the annexation of seeding quantity adjusting device and part seed-box assembly in the present embodiment, the adjusting bolt 271 of each seeding quantity adjusting device 27 is located at the end points place of feed shaft 25 medial section respectively, on establish adjusting nut 272, two and regulate between bolts and connect by a riffled tube.When needing to regulate seeding quantity, difference turn adjusting nut 272, make and regulate the seeding shaft part left and right displacement that bolt 271 drives its connection, the seed wheel and the blocking wheel that are located on the feed shaft are also followed move left and right simultaneously, when blocking wheel moves to shared position when big with feed shaft in seeding unit, the amount of premature rice is little, otherwise, the amount of premature rice is big, thereby reaches the purpose of regulating seeding quantity.The utility model can be controlled at the paddy amount of sowing in every mu of 0-20kg scope.Because land wheel is located at the outer end of the feed shaft 25 of sowing working portion, therefore, land wheel rotating drive feed shaft rotates, and rotates thereby drive sowing sheave 2432, seed-grain in the teeth groove that drops on sowing sheave 2432 is dropped in the paddy field by discharging tube 244, finish the premature rice operation.

Driving wheel of the present utility model also is divided into rubber wheel and foliaceous paddy field wheel by the difference of its use occasion, and the output shaft with the walking transmission case is connected respectively.Adopt rubber wheel and tail wheel during the highway walking, take off rubber wheel and tail wheel during the walking of paddy field, change the foliaceous paddy field wheel,, put down the sowing land wheel and replace tail wheel, enter the sowing duty this moment simultaneously by pulling lifting regulating rod; Land wheel is a foliaceous paddy field wheel, no matter on land or the paddy field equally use.

For reducing operator's labour intensity, the utility model is provided with plough 29 these ploughs and is made of many vertically protruding wedge-shaped bar in bottom that are located at the floor assembly in the bottom of described floor assembly.During sowing, wedge-shaped bar is ditched while machine marches forward, and seed-grain falls into the groove of holding successfully immediately, increases work efficiency in the time and labour saving.

Claims

1. a Rice direct seeder is made up of motivation transfer motion part and sowing working portion; Described motivation transfer motion part is connected by hitch frame with the sowing working portion; Motivation transfer motion part comprises power rack, be located at engine and clutch on the power rack, connect by conveyer belt between this engine and the clutch, be located at the operating grip on the clutch, the walking transmission case that is connected with clutch, the driving wheel that is connected with the output shaft of walking transmission case; The sowing working portion comprises the floor assembly, is located at the carriage on the floor assembly, the seed-box assembly that is connected with carriage, and the bottom of plate assembly also is provided with a pair of tail wheel alow; Described seed-box assembly comprises: a seed-box, and the bottom of this seed-box provides delegation's seeding unit, and described each seeding unit is the interface of a up/down perforation, and its lower end connects a discharging tube; Traverse in delegation's seeding unit and establish a feed shaft, be positioned at each seeding unit and be respectively equipped with a sowing sheave and a blocking wheel on feed shaft, the outer end of this feed shaft connects a sowing land wheel;

It is characterized in that:

Described walking transmission case comprises: casing, and be located in the casing by six roots of sensation axle and 12 transmission devices that gear is formed, second was connected with the belt pulley of clutch during this installed, the 6th is output shaft, is connected with driving wheel; Be respectively equipped with A, B, C gear on first, be respectively equipped with D, E, F gear on second, the 3rd is provided with the G gear, is respectively equipped with H, I gear on the 4th, is respectively equipped with J, K gear on the 5th, and the 6th is provided with the L gear; Wherein, D, E gear on second are driving wheel, and the gear on first is a driven pulley, and all the other gears are drive; The A gear can with the D gears engaged, the B gear can with the E gears engaged, C gear, F gear, G gear and I gear mesh in proper order, H gear and J gears engaged, K gear and L gears engaged; One tooth embedding respectively is set on second E driving wheel and F drive in opposite directions, and this can mesh the tooth embedding;

What be provided with on the described feed shaft respectively sows sheave and blocking wheel, all has part to be exposed at outside the seeding unit at its place, and can be with the feed shaft move left and right;

Also comprise a seeding quantity adjusting device in the described seed-box assembly, this seeding quantity adjusting device is made of the adjusting bolt that is located on the feed shaft.

2. a kind of Rice direct seeder according to claim 1 is characterized in that: the D of described walking transmission case, E gear and H, I gear and J, K gear are the duplex built-up gear.

3. a kind of Rice direct seeder according to claim 1, it is characterized in that: described seeding quantity adjusting device can be one, be made of an adjusting bolt that is arranged on the feed shaft, this adjusting bolt is connected with an end points of feed shaft, which is provided with adjusting nut.

4. a kind of Rice direct seeder according to claim 1, it is characterized in that: described seeding quantity adjusting device also can be several, segmentation setting on feed shaft, adjusting bolt in each seeding quantity adjusting device is connected with an end of every section feed shaft, regulates on the bolt for every and also is respectively equipped with an adjusting nut.

5. according to claim 1 or 4 described a kind of Rice direct seeders, it is characterized in that: when described feed shaft segmentation is provided with the seeding quantity adjusting device, between the segmentation end points of every section feed shaft or between the segmentation end points of every section feed shaft and a certain adjusting bolt or per two regulate and adopt sleeve pipe to be connected between bolts so that whole feed shaft interlock; Connect the part of regulating bolt in the described sleeve pipe and be provided with internal thread.

6. a kind of Rice direct seeder according to claim 1 is characterized in that: described driving wheel is divided into rubber wheel and foliaceous paddy field wheel, and the difference of pressing its use occasion is connected with the output shaft of walking transmission case respectively.

7. a kind of Rice direct seeder according to claim 1 is characterized in that: the bottom of described floor assembly is provided with plough, and this plough is made of many wedge-shaped bar that are located at vertical projection of floor assembly bottom.