CN212916562U

CN212916562U - Novel clear powder screening device

Info

Publication number: CN212916562U
Application number: CN202020979378.1U
Authority: CN
Inventors: 于小华; 冯克先; 杨增寿; 刘茹茹; 盛中华; 宋福荣
Original assignee: Qingdao Tianxiang Food Group Jinxi Yan Powder Co ltd
Current assignee: Qingdao Tianxiang Food Group Jinxi Yan Powder Co ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-04-09
Anticipated expiration: 2030-06-02

Abstract

The utility model belongs to the technical field of grain production equipment, in particular to a novel clear powder screening device, which comprises a feeding cavity, a powder removing cavity and a screening cavity which are connected in sequence from top to bottom; the feeding cavity is provided with an air suction hood, an air outlet hood and a feeding port, an elastic plate, an air inlet baffle and a first filter screen are arranged in the feeding cavity, and the feeding cavity is used for removing powder and preliminarily cleaning the powder of the material; the two sides of the powder removing cavity are oppositely provided with an air suction hood and an air outlet hood for processing falling powder; a screen, a vibration device, an air suction cover and a surface treatment device are arranged in the screening cavity, and the materials are screened and then subjected to surface treatment and classification; the scheme effectively separates materials from powder; a plurality of air hoods and fans are arranged to enable airflow to flow inside the powder cleaning device and quickly suck the powder in the device away; the screen meshes arranged in multiple layers enlarge the screening range of the materials and realize the diversity of material screening; through setting up the air inlet case, can dehumidify, disinfect and dry natural wind, the security of guarantee material.

Description

Novel clear powder screening device

Technical Field

The utility model belongs to the technical field of grain production equipment, concretely relates to novel clear powder screening device.

Background

The purifier is a grain processing machine, is an essential part in processing flour and other powder crop products, and can greatly improve the quality and purity of the produced flour. The feed inlet of a general flour purifier is used for guiding grains to enter the air chamber through a guide plate, the structure is difficult to dredge under the condition that the grains are easily blocked when being fed much, the traditional flour purifier does not have a screening function, or the screening function is realized, the screening precision is low, the grains can not be accurately screened in different sizes, and the problems of material waste, unreasonable use and the like can be caused. Therefore, a novel grain processing powder cleaning device is urgently needed at present, and the novel grain processing powder cleaning device can have a good powder cleaning effect and a screening function.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the above-mentioned problem that exists among the prior art, provide a novel clear powder screening device, effectively realize taking off of material to can inhale fast and see off the powder, through multilayer screening structural design, enlarge the material screening scope, realize the variety of not unidimensional material screening.

The technical scheme of the utility model is a novel clear powder screening device, which is characterized in that the clear powder screening device comprises a feeding cavity, a powder removing cavity and a screening cavity which are connected in sequence from top to bottom;

a feeding opening and an air suction cover are oppositely arranged on two sides of the feeding cavity, a conveying belt used for conveying materials into the feeding cavity is installed at the feeding opening, and a first filter screen used for covering the air suction cover is arranged in the feeding cavity and close to the air suction cover; an elastic plate and an air inlet baffle are arranged below the conveyor belt, the elastic plate is fixedly connected with the air inlet baffle, and an air outlet cover which is inclined upwards is arranged between the air inlet baffle and the conveyor belt; the lower end of the feeding cavity is arranged in a funnel shape and extends downwards into the powder removing cavity;

a second filter screen is arranged in the powder removing cavity, one end of the second filter screen is fixedly connected with the lower end of the feeding cavity, and the other end of the second filter screen is connected with the screening cavity; an air suction hood and an air outlet hood are oppositely arranged on two sides of the powder removing cavity;

screening chamber upper portion is equipped with the feed inlet, the feed inlet with second filter screen fixed connection, screening chamber bottom is equipped with the cover that induced drafts, screening intracavity portion is provided with the multilayer screen cloth, the vibration board is installed to the one end of screen cloth, the other end with the surface treatment case that the screening chamber outside set up is connected.

Preferably, a water filter screen, a disinfection screen and a heating screen are arranged in the air inlet box, and natural air is sent into the feeding cavity and the powder removing cavity through a fan, an air pipe and an air outlet cover after sequentially passing through the water filter screen, the disinfection screen and the heating screen; the fan collects the powder and conveys the powder into the powder collecting box by the air suction hood and the air pipe.

Preferably, one end of the air inlet baffle is fixedly connected with the feeding port of the feeding cavity, the other end of the air inlet baffle is connected with the elastic plate through a rotating shaft, a vertical supporting plate is fixedly arranged on the lower surface of the air inlet baffle, and a spring is arranged between the elastic plate and the supporting plate.

Preferably, the vibrating plate is vertically arranged at one end of the feed inlet on the screening cavity; the vibrating plate is connected with a vibrating motor through a vibrating rod.

Preferably, the screen has a plurality of layers, the mesh sizes of the screens are different, and the mesh sizes of the screens are gradually reduced from top to bottom; and a vertical material baffle plate for preventing materials from splashing is further arranged on the screen.

Preferably, the striker plate is provided with a through hole for passing through materials; the surface treatment incasement is equipped with the material passageway, through-hole size on the striker plate with the material passageway size in the surface treatment incasement is unanimous.

Preferably, the upper surface of a material channel in the surface treatment box is provided with cleaning fluff, and the material is treated by the surface treatment box and then is sent into the charging box through the conveying pipe.

The utility model has the advantages that:

the utility model provides a novel clear powder screening device can effectively bounce off the powder stuck on the surface layer of the material through the arranged elastic plate, and effectively realize the separation of the material and the powder;

the air hoods and the fans are arranged to realize the powder removing process of air inlet from one side and air inlet from the other side, airflow flow is formed in the powder removing device, and powder can be quickly sucked away and discharged;

through the design of a multi-layer screen structure, the screening and classification of materials can be enlarged, and the accurate screening of the materials with different sizes is realized;

the utility model discloses still through setting up the air inlet case, carry out the gumming in the device after carrying out dehumidification, disinfection and drying to external natural wind, ensured the security of material and can effectively remove the gumming.

Drawings

Fig. 1 is a front structural sectional view of the novel clear powder screening device provided by the utility model;

fig. 2 is a schematic structural view of a screening chamber of the novel clear powder screening device provided by the utility model;

fig. 3 is the surface treatment box structure enlarged view of the novel clear powder screening device provided by the utility model.

In the figure, 1, a feeding cavity; 2. a powder removing cavity; 3. a screening chamber; 4. a spring plate; 51. a first filter screen; 52. a second filter screen; 6. material preparation; 7. an air inlet baffle; 8. a conveyor belt; 9. a spring; 10. a support plate; 11. an air inlet box; 12. heating the net; 13. a sterilizing net; 14. a water filtering net; 15. a vibrating plate; 16. a vibrating rod; 17. a vibration motor; 18. screening a screen; 19. a striker plate; 20. a surface treatment tank; 21. a powder collecting box; 22. a delivery pipe; 23. a cartridge; 24. a support; 25. and (5) cleaning fluff.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

As shown in fig. 1-3, the utility model relates to a novel clear powder screening device, which is formed by connecting a feeding cavity 1, a powder removing cavity 2 and a screening cavity 3 from top to bottom in sequence; an air suction cover is arranged on the left side of the feeding cavity 1, a first filter screen 51 is arranged inside the feeding cavity 1, the first filter screen 51 is arranged at a position close to the air suction cover on the left side of the feeding cavity 1 and covers the air suction cover completely, a feeding port is arranged on the right side of the feeding cavity 1, and the conveyor belt 8 enters the feeding cavity 1 through the feeding port; an elastic plate 4 and an air inlet baffle 7 are arranged below the conveyor belt 8, the air inlet baffle 7 is arranged in parallel with the conveyor belt 8, one end of the air inlet baffle 7 is fixedly connected with a feeding port of the feeding cavity 1, the other end of the air inlet baffle 7 is connected with the elastic plate 4 through a rotating shaft, a vertical supporting plate 10 is fixedly arranged on the lower surface of the air inlet baffle 7, and the elastic plate 4 is connected with the supporting plate 10 through a spring 9; the elastic plate 4 is positioned below the blanking position of the conveyor belt 8, and the materials 6 fall onto the elastic plate 4 and are bounced up through the elastic force of the spring 9 to remove powder; an air outlet cover which is inclined upwards at a certain angle is arranged between the air inlet baffle 7 and the conveyor belt 8, the air outlet cover which is inclined upwards is connected with the air inlet box 11 through an air pipe and a motor, air is sent into the feeding cavity 1, powder on the material 6 is blown, and the powder stuck on the conveyor belt 8 can be cleaned; the lower end of the feeding cavity 1 is arranged in a funnel shape and extends downwards into the powder removing cavity 2;

a second filter screen 52 is arranged in the powder removing cavity 2, the upper end of the second filter screen 52 is fixedly connected with the lower end of the feeding cavity 1, and the lower end of the second filter screen 52 is connected with the screening cavity 3; an air outlet cover is arranged on the right side of the powder removing cavity 2 and is connected with the air inlet box 11 through a fan, dry hot air in the air inlet box 11 is sent into the powder removing cavity 2 to blow powder, a water filter screen 14, a disinfection screen 13 and a heating screen 12 are sequentially arranged in the air inlet box 14, natural air firstly passes through the water filter screen 14 to filter water after entering the air inlet box 11, then is disinfected and disinfected through the disinfection screen 13 and finally is heated and dried by the heating screen 12, so that the air blown into the device is clean and dry, and the pollution of the blown air to the materials 6 to be screened is prevented; an air suction hood is arranged on the left side of the powder removing cavity 2 and is connected with an air pipe through a fan, and powder falling into the powder removing cavity 2 is cleaned and sent into a powder collecting box 21; the air suction hood and the air outlet hood on the powder removing cavity 2 are arranged opposite to the second filter screen in the powder removing cavity; the second filter screen 52 is arranged in the powder removing cavity 2, so that the materials 6 to be screened can be prevented from being cleaned and discharged together during powder removing;

the upper part of the screening cavity 3 is provided with a feed inlet, the feed inlet of the screening cavity 3 is connected with a second filter screen 52, and the bottom of the screening cavity 3 is provided with an air suction cover for sucking away the powder falling into the screening cavity 3; the right side of the screening cavity 3 is also connected with a surface treatment box 20, a screen 18 is arranged in the screening cavity 3, one end of the screen 18 is connected with the surface treatment box 20, the other end of the screen is connected with a vibrating plate 15, and the vibrating plate 15 is connected with a vibrating motor 17 through a vibrating rod 16 and is vertically arranged below a feed port of the screening cavity 3; the screen 18 is composed of a plurality of layers, the mesh size of each layer of screen 18 is different, and the mesh size of each layer of screen decreases from top to bottom layer by layer;

furthermore, each layer of screen 18 is provided with a material baffle plate 19, and the material baffle plates 19 can prevent the materials 6 from splashing due to the vibration of the vibrating plate 15 after falling onto the screen; through holes for the materials 6 to pass through are formed in the striker plates 19, and the size of the through hole in each layer of striker plate 19 is consistent with that of the material 6 to be screened in each layer of screen 18; the inside of the surface treatment box 20 is provided with a material passage for passing the material 6, and the size of the through holes of the material baffle plate 19 on each layer of screen mesh is consistent with that of the material passage on the surface treatment box 20 connected with each layer of screen mesh 18.

Furthermore, cleaning fluff 25 for cleaning the surface of the material 6 is arranged on the material passage inside the surface treatment box 20, and the material 6 screened by the screen 18 enters the surface treatment box 20 for surface cleaning and then enters the material boxes 23 of different classifications through the material conveying pipe 22.

Furthermore, the air suction cover on the device is connected with the air pipe through the motor and then is introduced into the powder collection box 21, and the absorbed powder is collected and processed in the powder collection box 21.

This novel clear powder screening device's theory of operation:

the powder cleaning and screening device is powered on, the conveyor belt 8, the fan and the vibration motor 17 are all started, the materials 6 are conveyed into the feeding cavity 1 through the conveyor belt 8, the materials 6 fall down and then fall on the elastic plate 4 in the feeding cavity 1 to carry out first powder ejection, and the elastic plate 4 is connected through the spring 9, so that the elastic plate 4 has good elasticity, and when the quantity of the materials 6 is large, the compression amount of the elastic plate 4 is increased, and the problem of blockage of the materials 6 is avoided; after the material 6 is pulverized for the first time in the feeding cavity 1, the powder is absorbed by the air suction cover and the fan on the left side of the feeding cavity 1, the material 6 can be prevented from being sucked by the fan by the arranged first filter screen 51, the air outlet cover arranged at the feeding port on the right side of the feeding cavity 1 is obliquely arranged below the conveyor belt 8, the air in the air inlet box 11 is blown into the feeding cavity 1 by the fan, the powder left on the conveyor belt 8 can be blown down and airflow is formed in the feeding cavity 1 to effectively remove the powder from the material 6 because the air outlet cover on the feeding port on the right side of the feeding cavity is obliquely upwards at a certain angle, and the powder separated during the falling is absorbed and discharged by the left and right fans when the material 6 falls into the powder removing cavity 2, and finally the material 6 falls into the screen 18 in the screening cavity 3, the screen cloth 18 drives the vibrating rod 16 and the vibrating plate 15 to vibrate at high frequency through the vibrating motor 17, so that the screen cloth 18 effectively screens falling materials 6, powder generated in the vibrating screening process is absorbed through the air suction cover and the fan arranged below the screening cavity 3, the materials screened through the screen cloth 18 finally enter the surface treatment box 20 through holes in the material baffle plate 19, the screened materials 6 are subjected to surface cleaning in a material channel of the surface treatment box 20 and then are conveyed to the charging boxes 23 of respective types, the absorbed powder is discharged into the powder collection box 21 through the air pipe 10 to be collected, and the powder cleaning screening work of the materials 6 is completed.

The design scheme has the advantages that the arranged elastic plate can effectively eject the powder stuck on the surface layer of the material, so that the separation of the material and the powder is effectively realized; through the plurality of air hoods and the fans, the powder removing process of air inlet from one side and powder blowing from the other side is realized, airflow flow is formed in the powder removing device, and the powder can be quickly sucked away and discharged; in addition, by means of the structural design of the multilayer screen, the screening and classification of materials can be expanded, and the accurate screening of the materials with different sizes can be realized; the device can also carry out the gumming in the device through the air inlet case that sets up after carrying out dehumidification, disinfection and drying to external natural wind, has ensured the security of material and can effectively remove the gumming.

Claims

1. A novel clear powder screening device is characterized by comprising a feeding cavity (1), a powder removing cavity (2) and a screening cavity (3) which are sequentially connected from top to bottom;

a feeding opening and an air suction cover are oppositely arranged on two sides of the feeding cavity (1), a conveying belt (8) used for conveying materials (6) into the feeding cavity (1) is installed at the feeding opening, and a first filter screen (51) used for covering the air suction cover is arranged in the feeding cavity (1) and is close to the air suction cover; an elastic plate (4) and an air inlet baffle plate (7) are arranged below the conveyor belt (8), the elastic plate (4) is fixedly connected with the air inlet baffle plate (7), an air outlet cover which inclines upwards is arranged between the air inlet baffle plate (7) and the conveyor belt (8), and the air outlet cover is connected with an air inlet box (11); the lower end of the feeding cavity (1) is arranged in a funnel shape and extends downwards into the powder removing cavity (2);

a second filter screen (52) is arranged in the powder removing cavity (2), one end of the second filter screen (52) is fixedly connected with the lower end of the feeding cavity (1), and the other end of the second filter screen is connected with the screening cavity (3); an air suction hood and an air outlet hood are oppositely arranged on two sides of the powder removing cavity (2);

screening chamber (3) upper portion is equipped with the feed inlet, the feed inlet with second filter screen (52) fixed connection, screening chamber (3) bottom is equipped with the cover that induced drafts, screening chamber (3) inside is provided with multilayer screen cloth (18), vibration board (15) are installed to the one end of screen cloth (18), the other end with surface treatment case (20) that the screening chamber outside set up are connected.

2. The novel powder cleaning screening device according to claim 1, wherein a water filtering net (14), a disinfecting net (13) and a heating net (12) are arranged in the air inlet box (11), and natural air is fed into the feeding cavity (1) and the powder removing cavity (2) through a fan, an air pipe and an air outlet cover after sequentially passing through the water filtering net (14), the disinfecting net (13) and the heating net (12); the fan utilizes the air suction hood to collect and convey the sucked powder into the powder collecting box (21) through the air pipe.

3. The novel powder cleaning screening device according to claim 1, wherein one end of the air inlet baffle plate (7) is fixedly connected with a feeding port of the feeding cavity (1), the other end of the air inlet baffle plate is connected with the elastic plate (4) through a rotating shaft, a vertical supporting plate (10) is fixedly arranged on the lower surface of the air inlet baffle plate (7), and a spring (9) is arranged between the elastic plate (4) and the supporting plate (10).

4. The novel powder cleaning screening device according to claim 1, characterized in that the vibrating plate (15) is vertically arranged at one end of the feeding port on the screening chamber (3); the vibrating plate (15) is connected with a vibrating motor (17) through a vibrating rod (16).

5. A novel powder cleaning screening device according to claim 1, characterized in that the screen (18) has a plurality of layers, the mesh size of each layer of the screen (18) is different, and the mesh size of each layer of the screen (18) is gradually reduced from top to bottom; and a vertical material baffle plate (19) for preventing the materials (6) from splashing is also arranged on the screen (18).

6. A novel powder cleaning and screening device as claimed in claim 5, wherein the striker plate (19) is provided with a through hole for passing the material (6); a material channel is arranged in the surface treatment box (20), and the size of the through hole on the material baffle plate (19) is consistent with that of the material channel in the surface treatment box (20).

7. The novel powder cleaning screening device as claimed in claim 6, characterized in that the upper surface of the material passage in the surface treatment box (20) is provided with cleaning fluff (25), and the material (6) is treated by the surface treatment box (20) and then is fed into the material box (23) through the material conveying pipe (22).