CN215918164U

CN215918164U - Grain specific gravity selection screening plant

Info

Publication number: CN215918164U
Application number: CN202122427002.7U
Authority: CN
Inventors: 张宾
Original assignee: Hebei Helida Grain Selecting Machinery Technology Co ltd
Current assignee: Hebei Helida Grain Selecting Machinery Technology Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-03-01
Anticipated expiration: 2031-10-09

Abstract

The utility model provides a grain proportion choice screening plant, includes the base, the even high-end connecting plate that is equipped with in one side of support housing and rotates the connection, the even low side connecting plate that is equipped with of opposite side of support housing and rotates the connection, the upper end of high-end connecting plate and low side connecting plate be equipped with the vibration frame, the upper end of vibration frame be equipped with the proportion device, the one end of proportion sieve be equipped with side grain conveyor, the mixed material export one side by side grain conveyor be equipped with the material export, the base upper end be equipped with vibrating device. The utility model has the beneficial effects that: 1: the vibration shaft is driven by the vibration motor to rotate, the transmission rods on the two sides drive the table board to move back and forth by utilizing the centrifugal difference of the eccentric sleeves, the materials with higher specific gravity are rubbed by the vibration of the screen surface to move to a high position, and the materials with lower specific gravity are suspended on the surface layer of the materials to flow to a low position under the action of air flow, so that the purpose of grading is achieved.

Description

Grain specific gravity selection screening plant

Technical Field

The utility model relates to grain screening, in particular to a grain specific gravity selection screening device.

Background

Now, including everything, the development of the intelligent concentrator is required, so that the intelligent concentrator is developed for the social demand, and firstly, the high-yield concentrator is not available in the market, and the intelligent equipment is not available in the industry. The prior art has the following defects: at present, the most common classificators on the market are small, the structures are simpler, the screening precision cannot meet the requirements of customers, the manual use amount is large, and part of machine types are unreasonable in design, so that the working efficiency is not high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of overcoming the technical defects and provides a grain specific gravity sorting and screening device.

In order to achieve the purpose of the utility model, the utility model adopts the technical scheme that:

a grain specific gravity selection screening device comprises a base and a supporting shell at the upper end of the base, wherein an adjustable fan is uniformly arranged in the base, an air chamber is arranged at an air outlet of the fan, a high-end connecting plate which is connected in a rotating manner is uniformly arranged at one side of the supporting shell, a low-end connecting plate which is connected in a rotating manner is uniformly arranged at the other side of the supporting shell, a vibrating frame is arranged at the upper ends of the high-end connecting plate and the low-end connecting plate, a specific gravity device is arranged at the upper end of the vibrating frame and comprises a specific gravity sieve arranged at the upper end of the vibrating frame, a barrier plate is uniformly arranged on the specific gravity sieve, an air outlet is uniformly arranged on the barrier plate and penetrates through the vibrating frame to be communicated with the air chamber, a mixed material outlet is arranged at one side of the specific gravity sieve, and a side grain conveying device is arranged at one end of the specific gravity sieve, the mixed material export one side that is close to near side grain conveyor is equipped with the material export, the opposite side that the mixed material exported be equipped with except that miscellaneous mouthful, the proportion sieve one side that is close to near side grain conveyor's one end and is close to the high-end connecting plate be equipped with out the stone mouth, the base upper end be equipped with vibrating device, vibrating device including the eccentric cover that sets up at the driven pulley in vibrating motor, transmission shaft, the transmission shaft outside of base upper end, the outside of eccentric cover be equipped with the transfer line, the transfer line connect the vibration frame.

Further, vibrating motor's output be equipped with drive pulley, drive pulley and driven pulley between the belt connect, the outside of transmission shaft even be equipped with the bearing frame, bearing frame fixed connection inboard at the support shell.

Furthermore, both sides of the vibration frame are provided with tower spring groups, and the outer side of the supporting shell is provided with a supporting frame which is connected with the tower spring groups.

Furthermore, the vibration frame is installed towards one side of the lower end connecting plate in an inclined mode and inclines towards the impurity removing opening.

Further, the side grain conveying device comprises a side grain conveying shell arranged at one end of the specific gravity sieve, a conveying belt is arranged in the side grain conveying shell, and one side, close to the low-end connecting plate, of the side grain conveying shell is communicated with a material outlet.

The utility model has the beneficial effects that:

1: the screening purpose is achieved by utilizing the comprehensive application of air flow and vibration friction on materials, the materials with larger specific gravity are settled to the bottom layer and move to the high position through the vibration friction of the screen surface, the materials with smaller specific gravity are suspended on the surface layer of the materials to flow to the low position under the action of the air flow, the purpose of grading is achieved, impurities with lighter specific gravity such as blighted seeds, bud seeds, moth-eaten grains, mildewed grains and black powdery grains in the materials can be effectively removed, and the thousand grain weight, the cleanliness, the germination rate and the uniformity of the selected materials are all obviously improved;

2: the side increases the side grain conveyor, alleviates the burden of main grain of putting out, and increase output, proportion sieve side is furnished with the stone mouth of going simultaneously, can separate out the stone in the material.

Drawings

Fig. 1 is a schematic structural diagram of the grain specific gravity concentration screening device of the utility model.

Fig. 2 is a schematic structural diagram of the grain specific gravity concentration screening device of the utility model.

FIG. 3 is a schematic view showing the connection between the vibrating frame and the vibrating shaft of the grain specific gravity concentration screening device of the present invention.

FIG. 4 is a schematic view of the vibrating shaft of the screening device for selecting grain specific gravity from a top view.

Fig. 5 is a schematic structural view of the vibration shaft baffle plate of the grain specific gravity sorting and screening device of the utility model.

As shown in the figure: 1. a base; 2. a support housing; 3. a fan; 3.1, an air chamber; 4. a high-end connection plate; 4.1, a low-end connecting plate; 5. a vibration frame; 6. a specific gravity device; 6.1, a specific gravity sieve; 6.2, a barrier plate; 6.3, an air outlet; 6.4, a mixed material outlet; 6.5, material outlet; 6.6, removing impurities; 6.7, a stone outlet; 7. a grain conveying device; 7.1, conveying the shell by grain; 8. a vibrating device; 8.1, a transmission shaft; 8.2, an eccentric sleeve; 8.3, a vibration shaft, 9 and a tower spring group.

Detailed Description

The following further describes embodiments of the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

In order to make the content of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

With reference to the attached drawings 1-5, a grain specific gravity selection screening device comprises a base 1 and a support shell 2 arranged at the upper end of the base 1, an adjustable fan 3 is uniformly arranged in the base 1, an air chamber 3.1 is arranged at an air outlet of the fan 3, a high-end connecting plate 4 in rotary connection is uniformly arranged at one side of the support shell 2, a low-end connecting plate 4.1 in rotary connection is uniformly arranged at the other side of the support shell 2, a vibrating frame 5 is arranged at the upper ends of the high-end connecting plate 4 and the low-end connecting plate 4.1, a specific gravity device 6 is arranged at the upper end of the vibrating frame 5, the specific gravity device 6 comprises a specific gravity screen 6.1 arranged at the upper end of the vibrating frame 5, a baffle plate 6.2 is uniformly arranged on the specific gravity screen 6.1, an air outlet 6.3 is uniformly arranged on the baffle plate 6.2, the air outlet 6.3 penetrates through the vibrating frame 5 to be communicated with the air chamber 3.1, a mixed material outlet 6.4 is arranged at one side of the low end of the specific gravity screen 6.1, which is close to the low end of the vibrating frame 4.1, proportion sieve 6.1's one end be equipped with side grain conveyor 7, the mixed material export 6.4 one side that is close to side grain conveyor 7 be equipped with material export 6.5, the mixed material export 6.4's opposite side be equipped with except that miscellaneous mouthful 6.6, proportion sieve 6.1 be close to side grain conveyor 7's one end and be close to one side of high-end connecting plate 4 and be equipped with stone outlet 6.7, base 1 upper end be equipped with vibrating device 8, vibrating device 8 including the eccentric cover 8.2 that sets up the driven pulley in vibrating motor, transmission shaft 8.1, the transmission shaft 8.1 outside of base 1 upper end, the driven pulley of transmission shaft 8.1 both ends, the outside of eccentric cover 8.2 be equipped with vibration axle 8.3, vibration axle 8.3 connect vibration frame 5.

The output of vibrating motor be equipped with drive pulley, drive pulley and driven pulley between the belt connect, the even bearing frame that is equipped with in the outside of transmission shaft 8.1, bearing frame fixed connection 2 inboards in supporting the shell. The vibrating motor works, the driving belt pulley and the driven belt pulley drive the transmission shaft 8.1 to rotate, the two ends of the transmission shaft 8.1 are provided with the eccentric sleeves 8.2, and the vibrating shafts 8.3 on the two sides carry out reciprocating motion by utilizing the centrifugal difference of the eccentric sleeves 8.2 and simultaneously drive the vibrating frame 5 to vibrate.

Both sides of the vibration frame 5 are provided with tower spring groups 9, the outer side of the support shell 2 is provided with a support frame, and the tower spring groups 9 are connected with the support frame. The vibrating frame 5 vibrates to drive the high-end connecting plate 4 and the low-end connecting plate 4.1 to rotate on one side of the supporting shell 2, and the tower spring group 9 adjusts the high-end connecting plate and the low-end connecting plate.

The vibration frame 5 is obliquely arranged towards one side of the lower end connecting plate 4.1 and is inclined towards the impurity removing opening 6.6.

The side grain conveying device 7 comprises a side grain conveying shell 7.1 arranged at one end of the specific gravity sieve 6.1, a conveying belt is arranged in the side grain conveying shell 7.1, and one side, close to the low-end connecting plate 4.1, of the side grain conveying shell 7.1 is communicated with a material outlet 6.5. The utility model is implemented as follows: an adjustable discharge hole is formed in one end of the specific weight sieve 6.1, the driving motor drives the transmission belt to work, the discharge hole is opened, and materials can enter the grain side transmission shell 7.1 and then are conveyed to a material outlet 6.5 through the transmission belt.

The working principle of the utility model is as follows: the fan work blows to the air outlet department of baffler through the plenum, and vibrating motor work drives the transmission shaft rotation through drive pulley and driven pulley, and the both ends of transmission shaft are equipped with eccentric cover, utilizes eccentric cover's centrifugation poor, makes the vibration axle of both sides carry out reciprocating motion, drives the vibration frame vibration simultaneously, drives mesa back and forth movement, reaches the screening purpose. The material is comprehensively applied by utilizing air flow and vibration friction, the material with large specific gravity is settled to the bottom layer, the material moves to the high position through the vibration friction of the screen surface, the material with small specific gravity is suspended on the surface layer of the material to flow to the low position under the action of the air flow, the purpose of grading compared with the use is achieved, the impurities with light specific gravity, such as blighted seeds, bud seeds, worm-eaten grains, mildewed grains, smut grains and the like in the material can be effectively removed, the thousand grain weight, the cleanliness, the germination rate and the uniformity of the selected material are obviously improved, the side grain conveying device is additionally arranged on the side surface, the driving motor drives the conveying belt to work, the discharging port is opened, the material can enter the side grain conveying shell and is conveyed to the material outlet through the conveying belt, the burden of main grain discharging is reduced, the yield is increased, and meanwhile, the stone removing port is arranged on the side surface of the specific gravity screen, and the stones in the material can be separated.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A grain specific gravity selection screening device comprises a base (1) and a support shell (2) at the upper end of the base (1), and is characterized in that an adjustable fan (3) is uniformly arranged in the base (1), an air chamber (3.1) is arranged at an air outlet of the fan (3), a high-end connecting plate (4) which is connected in a rotating mode is uniformly arranged on one side of the support shell (2), a low-end connecting plate (4.1) which is connected in a rotating mode is uniformly arranged on the other side of the support shell (2), a vibrating frame (5) is arranged at the upper ends of the high-end connecting plate (4) and the low-end connecting plate (4.1), a specific gravity device (6) is arranged at the upper end of the vibrating frame (5), a barrier plate (6.2) is uniformly arranged on the specific gravity screen (6.1), the baffle plate (6.2) on even be equipped with air outlet (6.3) and air outlet (6.3) run through vibration frame (5) intercommunication plenum (3.1), one side that specific gravity sieve (6.1) is close to low end connecting plate (4.1) be equipped with mixed material export (6.4), one end of specific gravity sieve (6.1) be equipped with side grain conveyor (7), one side that mixed material export (6.4) are close to side grain conveyor (7) be equipped with material export (6.5), the opposite side of mixed material export (6.4) be equipped with except that miscellaneous mouthful (6.6), one side that specific gravity sieve (6.1) are close to the one end of near side grain conveyor (7) and are close to high-end connecting plate (4) be equipped with stone outlet (6.7), base (1) upper end be equipped with vibrating device (8), vibrating device (8) including setting up in base (1) vibrating motor, Driven pulley, transmission shaft (8.1) the eccentric cover (8.2) at both ends outside transmission shaft (8.1), the outside of eccentric cover (8.2) be equipped with vibration axle (8.3), vibration axle (8.3) connect vibration frame (5).

2. The grain specific gravity screening and screening device of claim 1, wherein: the output of vibrating motor be equipped with drive pulley, drive pulley and driven pulley between the belt connect, the outside of transmission shaft (8.1) even be equipped with the bearing frame, bearing frame fixed connection inboard in support housing (2).

3. The grain specific gravity screening and screening device of claim 1, wherein: both sides of the vibration frame (5) are provided with tower spring groups (9), the outer side of the support shell (2) is provided with a support frame, and the tower spring groups (9) are connected with the support frame.

4. The grain specific gravity screening and screening device of claim 1, wherein: the vibrating frame (5) is installed towards one side of the lower end connecting plate (4.1) in an inclined mode and inclines towards the impurity removing opening (6.6).

5. The grain specific gravity screening and screening device of claim 1, wherein: the side grain conveying device (7) comprises a side grain conveying shell (7.1) arranged at one end of the specific gravity sieve (6.1), a conveying belt is arranged in the side grain conveying shell (7.1), and one side, close to the lower end connecting plate (4.1), of the side grain conveying shell (7.1) is communicated with a material outlet (6.5).