CN208095259U - A kind of hand-rail type experiment desktop type list fringe wheat threshing device - Google Patents

Abstract

The utility model discloses a kind of hand-rail type experiment desktop type list fringe wheat threshing devices, including pedestal, bracket is fixed on pedestal, thrashing cylinder is fixed at the top of bracket, grain threshing roller is equipped in thrashing cylinder, grain threshing roller is equipped with shaft, in shaft erection and thrashing cylinder, the top of thrashing cylinder is equipped with feed hopper, the bottom of thrashing cylinder is equipped with a feed opening, a blanking tube straight down is fixed with below feed opening, the rear end of thrashing cylinder is equipped with straw cylinder, a bran cylinder is fixed on blanking tube, a driving motor is fixed at the top of the inner wall of bran cylinder, driving motor is equipped with main shaft, several fan blade are evenly equipped on main shaft, a crank is fixed on the right side of shaft, crank is placed in the outside of the right side of thrashing cylinder.The utility model obtain beneficial effect be：(1) structure is simple；(2) threshing speed is fast, can save scientific research personnel's a large amount of time, small in size, can accurately complete the threshing work of single fringe wheat.

Description

A kind of hand-rail type experiment desktop type list fringe wheat threshing device

Technical field

The utility model relates to a kind of wheat threshing device, especially a kind of hand-rail type experiment is de- with desktop type list fringe wheat Grain device.

Background technique

Currently, generally requiring the seed of mature wheat carrying out threshing, Zhi Hou in the wheat research practice course of work Various experiments and other scientific research activities are carried out using the wheat seed after threshing, the grain weight ratio as needed for experiment and scientific research activity Less, therefore, existing wheat threshing mode is mainly artificial threshing, that is, by scientific research personnel by one, seed on the wheat head Grain is twisted out, although such mode is smaller to the shell damage of wheat seed, efficiency is too low after all, it is difficult to it is real to meet science The demand tested.

In addition, existing agricultural production wheat threshing device, is usually driven by a motor, volume is excessive, is only suitable for large quantities of The threshing work for measuring the wheat head, for single fringe wheat, can not carry out accurate threshing, so, it is small to be unable to satisfy the single fringe of scientific experiment The threshing of wheat works.

Summary of the invention

Problem to be solved in the utility model is：There is provided a kind of structure it is simple, it is small in size, be suitble to be placed on and energy The hand-rail type experiment desktop type list fringe wheat threshing device of single fringe wheat threshing work is rapidly completed.

To solve the above-mentioned problems, the hand-rail type experiment of the utility model desktop type list fringe wheat threshing device, including Pedestal is fixed with bracket on the pedestal, and thrashing cylinder is fixed at the top of the bracket, is equipped with grain threshing roller in the thrashing cylinder, The grain threshing roller is equipped with shaft, and the shaft is set up on thrashing cylinder, and the top of the thrashing cylinder is equipped with feed hopper, described de- The bottom of grain cylinder is equipped with a feed opening, is fixed with a piece of sieve on the feed opening, is fixed with one below the feed opening The blanking tube of root straight down, the rear end of the thrashing cylinder are equipped with straw cylinder, the feed hopper and out straw cylinder with thrashing cylinder phase It is connected to, is fixed with one diagonally downward on the blanking tube and bottom end is equipped with the bran cylinder being open, the bran cylinder and blanking tube It is connected, the central axes of the bran cylinder and the central axes of blanking tube are located in the same vertical plane and intersect in the plane, It is fixed with a driving motor at the top of the inner wall of the bran cylinder, the driving motor is equipped with main shaft, on the main shaft Several fan blade are furnished with, power supply line is connected on the driving motor, the end of the power supply line is equipped with attaching plug, institute The outer wall for stating bran cylinder is equipped with switch button, and the driving motor, switch button and power supply line are connected in series, the thrashing cylinder Inner wall is equipped with several threshing tooths, several threshings protrusion, the right side of the shaft are evenly equipped on the periphery of the grain threshing roller A crank is fixed on end face, the crank is placed in the outside of the right side of thrashing cylinder.

For the ease of receiving the wheat seed that the threshing fallen in blanking tube finishes, the hand-rail type of the utility model, which is tested, to be used Desktop type list fringe wheat threshing device, the bottom of the blanking tube are equipped with a blanking box, are fixed with one on the blanking box Handle is fixed with one layer of cushion film on the inner bottom surface of the blanking box.

In order to which more smoothly the wheat bran generated in threshing course is blowed into bran cylinder, the hand-rail type of the utility model Experiment desktop type list fringe wheat threshing device, the angle between the central axes and horizontal plane of the bran cylinder is 45-60 °.

In order to ensure shaft and grain threshing roller can be rotated smoothly, the hand-rail type experiment of the utility model is small with desktop type list fringe Wheat sheller unit is equipped with bearing between the both ends and thrashing cylinder of the shaft.

The utility model obtain beneficial effect be：(1) structure is simple；(2) when specifically used, scientific research personnel is first Attaching plug is docked with power supply, then presses switch button, starts driving motor, after driving motor starting, main shaft will Fan blade is driven constantly to rotate, to make to generate large wind in bran cylinder, from the top of bran cylinder to the opening of bottom end Place is blown, and later, scientific research personnel is continuous on the other hand to shake crank, and single fringe wheat is placed in feed hopper on the other hand, is made in gravity Under, single fringe wheat enters in thrashing cylinder, and at the same time, with the continuous shake of crank, under the drive of crank, shaft is continuous Rotation, and shaft rotation while, then will drive grain threshing roller constantly rotates, with the continuous rotation of grain threshing roller, in threshing Under the collective effect of threshing tooth in the threshing protrusion and thrashing cylinder of roller, the seed on single fringe wheat can be deviate from, produce simultaneously Raw a certain amount of wheat straw and wheat bran, wheat straw can release under the drive of grain threshing roller from straw cylinder out, and wheat bran and seed can then penetrate Mesh on sieve drops into blanking tube, and wheat bran and seed will receive in bran cylinder during falling from blanking tube Wind-force is blown, and since the density of wheat bran is smaller, thus can be blown under the action of the forces of the wind into bran cylinder, and from bran cylinder The opening of bottom is blown out by wind-force, and seed is since density is big, heavier-weight, thus still can be under the effect of gravity Continue to fall, and can be dropped down onto blanking box from the bottom of blanking tube, the threshing work of single fringe wheat is finally completed, with existing people Work threshing mode is compared, and the hand-rail type experiment desktop type list fringe wheat threshing device of the utility model, threshing speed is fast, can save It is about scientific research personnel's a large amount of time, small in size compared with existing production sheller unit, it occupies little space, it can be accurately complete The threshing of Cheng Dansui wheat works, and is placed on the working top of scientific research personnel, operates very convenient；(3) blanking It is fixed with a handle on box, thus is fixed with one layer of cushion film convenient for picking and placing blanking box, on the inner bottom surface of blanking box, can improve The cushion performance of blanking box inner bottom surface, to reduce the impact force between seed and blanking box, both avoided seed because impact force compared with It is damaged greatly, and can prevent seed from splashing out from blanking box；(4) angle between the central axes and horizontal plane of bran cylinder is 45-60 °, thus more smoothly blow the wheat bran generated in threshing course into bran cylinder；(5) both ends of shaft and threshing It is equipped with bearing between cylinder, thus can ensure that shaft and grain threshing roller smoothly rotate.

Detailed description of the invention

Fig. 1 is the main view of the utility model.

Fig. 2 is the right view of the utility model.

In figure：1, pedestal, 2, bracket, 3, bran cylinder, 4, blanking tube, 5, feed opening, 6, sieve,

7, go out straw cylinder, 8, feed hopper, 9, crank, 10, shaft, 11, threshing protrusion, 12, thrashing cylinder,

13, threshing tooth, 14, grain threshing roller, 15, attaching plug, 16, power supply line, 17, switch button,

18, driving motor, 19, main shaft, 20, fan blade, 21, blanking box, 22, handle, 23, cushion film,

24, bearing.

Specific embodiment

As depicted in figs. 1 and 2, the hand-rail type experiment of the utility model desktop type list fringe wheat threshing device, including bottom Seat 1, bracket 2 is fixed on the pedestal 1, and the top of the bracket 2 is fixed with thrashing cylinder 12, is equipped in the thrashing cylinder 12 de- Grain roller 14, the grain threshing roller 14 are equipped with shaft 10, the shaft 10 set up on thrashing cylinder 12, the top of the thrashing cylinder 12 Equipped with feed hopper 8, the bottom of the thrashing cylinder 12 is equipped with a feed opening 5, is fixed with a piece of sieve 6, institute on the feed opening 5 The lower section for stating feed opening 5 is fixed with a blanking tube 4 straight down, and the rear end of the thrashing cylinder 12 is equipped with straw cylinder 7, described Feed hopper 8 and straw cylinder 7 is connected with thrashing cylinder 12 out, is fixed with one diagonally downward and bottom end is equipped on the blanking tube 4 The bran cylinder 3 of opening, the bran cylinder 3 are connected with blanking tube 4, the central axes of the bran cylinder 3 and the central axes of blanking tube 4 It is located in the same vertical plane and intersects in the plane, a driving motor is fixed at the top of the inner wall of the bran cylinder 3 18, the driving motor 18 is equipped with main shaft 19, is evenly equipped with several fan blade 20, the driving motor on the main shaft 19 Power supply line 16 is connected on 18, the end of the power supply line 16 is equipped with attaching plug 15, and the outer wall of the bran cylinder 3, which is equipped with, to be opened Button 17 is closed, the driving motor 18, switch button 17 and power supply line 16 are connected in series, if the inner wall of the thrashing cylinder 12 is equipped with A threshing tooth 13 is done, is evenly equipped with several threshing protrusions 11, the right side of the shaft 10 on the periphery of the grain threshing roller 14 On be fixed with a crank 9, the crank 9 is placed in the outside of the right side of thrashing cylinder 12；The bottom of the blanking tube 4 is equipped with one A blanking box 21 is fixed with a handle 22 on the blanking box 21, be fixed on the inner bottom surface of the blanking box 21 one layer it is soft Gasket 23；Angle between the central axes and horizontal plane of the bran cylinder 3 is 45-60 °；The both ends of the shaft 10 and thrashing cylinder Bearing 24 is equipped between 12.

The hand-rail type experiment of the utility model desktop type list fringe wheat threshing device, structure is simple, when specifically used It waits, scientific research personnel first docks attaching plug 15 with power supply, then presses switch button 17, starts driving motor 18, driving After motor 18 starts, main shaft 19 just will drive fan blade 20 and constantly rotate, to make to generate relatively strong winds in bran cylinder 3 Power is blown from the top of bran cylinder 3 to the opening of bottom end, and later, scientific research personnel is continuous on the other hand to shake crank 9, on the other hand will Single fringe wheat is placed in feed hopper 8, and under the effect of gravity, single fringe wheat enters in thrashing cylinder 12, at the same time, with crank 9 continuous shake, under the drive of crank 9, shaft 10 is constantly rotated, and shaft 10 then will drive threshing while rotation Roller 14 constantly rotates, de- in the threshing protrusion 11 and thrashing cylinder 12 of grain threshing roller 14 with the continuous rotation of grain threshing roller 14 Under the collective effect of grain tooth 13, the seed on single fringe wheat can be deviate from, while generating a certain amount of wheat straw and wheat bran, wheat straw It can be released from straw cylinder 7 out under the drive of grain threshing roller 14, wheat bran and seed then can drop into blanking through the mesh on sieve 6 In cylinder 4, wheat bran and seed will receive blowing for wind-force in bran cylinder 3, due to wheat bran during falling from blanking tube 4 Density it is smaller, thus can be blown under the action of the forces of the wind into bran cylinder 3, and from the opening of 3 bottom of bran cylinder by wind Power blowout, and seed is since density is big, heavier-weight, thus can still continue to fall under the effect of gravity, and can be from The bottom of blanking tube 4 drops down onto blanking box 21, the threshing work of single fringe wheat is finally completed, with existing artificial threshing mode phase Than the hand-rail type experiment desktop type list fringe wheat threshing device of the utility model, threshing speed is fast, and it is big to save scientific research personnel It is the time of amount, small in size compared with existing production sheller unit, it occupies little space, can accurately complete single fringe wheat Threshing work, is placed on the working top of scientific research personnel, operates very convenient.

The hand-rail type experiment of the utility model desktop type list fringe wheat threshing device is fixed with a handle on blanking box 21 Hand 22, thus it is fixed with one layer of cushion film 23 convenient for picking and placing blanking box, on the inner bottom surface of blanking box 21, it can improve in blanking box 21 The cushion performance of bottom surface, to reduce the impact force between seed and blanking box 21, both avoided seed due to impact force is larger by To damage, and it can prevent seed from splashing out from blanking box 21.

The hand-rail type experiment of the utility model desktop type list fringe wheat threshing device, the central axes of bran cylinder 3 and level Angle between face is 45-60 °, thus more smoothly blows the wheat bran generated in threshing course into bran cylinder 3.

The hand-rail type experiment of the utility model desktop type list fringe wheat threshing device, the both ends of shaft 10 and thrashing cylinder 12 Between be equipped with bearing 24, thus can ensure that shaft 10 and grain threshing roller 14 smoothly rotate.

Claims (4)

1. a kind of hand-rail type experiment desktop type list fringe wheat threshing device, it is characterised in that：Including pedestal (1), the pedestal (1) it is fixed on bracket (2), is fixed with thrashing cylinder (12) at the top of the bracket (2), threshing is equipped in the thrashing cylinder (12) Roller (14), the grain threshing roller (14) are equipped with shaft (10), in shaft (10) erection and thrashing cylinder (12), the thrashing cylinder (12) top is equipped with feed hopper (8), and the bottom of the thrashing cylinder (12) is equipped with a feed opening (5), on the feed opening (5) It is fixed with a piece of sieve (6), a blanking tube (4) straight down, the thrashing cylinder is fixed with below the feed opening (5) (12) rear end is equipped with straw cylinder (7), the feed hopper (8) and straw cylinder (7) is connected with thrashing cylinder (12) out, the blanking One is fixed with diagonally downward on cylinder (4) and bottom end is equipped with the bran cylinder (3) being open, the bran cylinder (3) and blanking tube (4) phase Connection, the central axes of the bran cylinder (3) and the central axes of blanking tube (4) are located in the same vertical plane and intersect at the plane It is interior, a driving motor (18) is fixed at the top of the inner wall of the bran cylinder (3), the driving motor (18) is equipped with main shaft (19), it is evenly equipped with several fan blade (20) on the main shaft (19), is connected with power supply line on the driving motor (18) (16), the end of the power supply line (16) is equipped with attaching plug (15), and the outer wall of the bran cylinder (3) is equipped with switch button (17), the driving motor (18), switch button (17) and power supply line (16) are connected in series, and set on the inner wall of the thrashing cylinder (12) There are several threshing tooths (13), several threshings protrusion (11), the shaft are evenly equipped on the periphery of the grain threshing roller (14) (10) crank (9) is fixed on right side, the crank (9) is placed in the outside of the right side of thrashing cylinder (12).

2. hand-rail type experiment according to claim 1 desktop type list fringe wheat threshing device, it is characterised in that：Under described The bottom of barrel (4) is equipped with a blanking box (21), is fixed with a handle (22), the blanking box on the blanking box (21) (21) one layer of cushion film (23) is fixed on inner bottom surface.

3. hand-rail type experiment according to claim 2 desktop type list fringe wheat threshing device, it is characterised in that：It is described go out Angle between the central axes and horizontal plane of chaff cylinder (3) is 45-60 °.

4. hand-rail type experiment according to claim 1 desktop type list fringe wheat threshing device, it is characterised in that：Described turn Bearing (24) are equipped between the both ends and thrashing cylinder (12) of axis (10).