CN212633375U

CN212633375U - A raw materials screening plant for fly ash brick production

Info

Publication number: CN212633375U
Application number: CN202020828770.6U
Authority: CN
Inventors: 李爱胜
Original assignee: Jiangxi Guixi Tonghui New Building Materials Co ltd
Current assignee: Jiangxi Guixi Tonghui New Building Materials Co ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2021-03-02
Anticipated expiration: 2030-05-18

Abstract

The utility model discloses a raw material screening device for producing fly ash bricks, which comprises a raw material screening box and a feed hopper, wherein two sides of the bottom of the feed hopper are arranged at the top of the raw material screening box through connecting blocks, a first spring is arranged on the connecting blocks, two sides of the feed hopper are arranged on the connecting blocks and are provided with a vibration exciter, a first screening screen plate is arranged in the raw material screening box through a first connecting plate, the first screening screen plate is arranged in an inclined angle, the first screening screen plate is equidistantly provided with first screen holes, the raw material screening box is fixedly provided with a motor, the output shaft end of the motor is fixedly connected with a rotating shaft, the rotating shaft penetrates through the raw material screening box and extends into the raw material screening box, one end of the rotating shaft, which is far away from the motor, is in transmission connection with a cam, the cam is tightly attached to the bottom of, the vibration frequency of the second screening net plate is more, and the secondary screening of the pulverized coal is more thorough.

Description

A raw materials screening plant for fly ash brick production

Technical Field

The utility model relates to a buggy screening technical field specifically is a raw materials screening plant for production of fly ash brick.

Background

The main raw materials of the fly ash brick are industrial waste solid matters such as fly ash, lime, gypsum, carbide slag, carbide mud and the like. The solid flyash brick is produced with flyash and lime as main material, gypsum and aggregate, and through blank preparation, pressing to form and high pressure or normal pressure steam curing. The flyash brick can be used for walls and foundations of industrial and civil buildings. But first-class bricks and premium bricks must be used for foundations or for construction sites subject to alternating freeze-thaw and dry-wet actions. Meanwhile, the fly ash cannot be used for parts which are heated for a long time, are rapidly cooled and heated and are corroded by acidic media. Therefore, the pulverized coal needs to be screened before firing, and the traditional pulverized coal screening device has poor screening effect and cannot meet the requirements of people.

Therefore, a raw material screening device for the production of fly ash bricks needs to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a raw materials screening plant for fly ash brick production carries out the secondary respectively to the raw materials through vibration exciter and the motor that has the cam and divides the sieve, improves the screening effect to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a raw material screening device for producing fly ash bricks comprises a raw material screening box and a feed hopper, wherein two sides of the bottom of the feed hopper are arranged at the top of the raw material screening box through first springs, connecting blocks are fixedly arranged at two ends of each first spring, vibration exciters are symmetrically arranged at two sides of the feed hopper, a first screening screen plate is fixedly arranged in the raw material screening box through a first connecting plate, the first screening screen plate is arranged at an inclined angle, first screen holes are arranged at equal intervals on the first screening screen plate, a first discharge hole is arranged at one side of the first screening screen plate in the raw material screening box, one side of the first discharge hole is fixedly connected with a discharge pipe on the outer wall of the raw material screening box, a second screen plate is inserted and screened under the first screening screen plate in the raw material screening box through a second connecting plate in a sliding manner, and second screen holes are arranged at equal intervals on the second screening screen plate, the utility model discloses a screening machine, including first connecting plate, second spring, first material screening otter board, motor, second connecting plate joint in raw materials screening case, be provided with the second spring between second connecting plate and the second screening otter board, second spring one side is equipped with the rubber slab, raw materials screening case fixed mounting has the motor, the output shaft fixedly connected with rotation axis of motor, the rotation axis runs through raw materials screening case and extends to in the raw materials screening case, motor one end fixed mounting is kept away from to the rotation axis has the cam, the tight laminating in second screening otter board bottom in cam outer lane, the second discharge gate has been seted up to raw materials screening.

Preferably, the pore size of the first sieve pore is larger than the pore size of the second sieve pore. The first connecting plate is fixedly connected to the side wall of the raw material screening box through a positioning bolt, and the first connecting plate and the first screening screen plate are fixed in a welding mode.

Preferably, the four corners of the bottom of the raw material screening box are fixedly welded with second support legs.

Preferably, raw materials screening case one side fixedly connected with support, motor fixed connection is in support upper surface.

Preferably, a box door is arranged on one side of the raw material screening box, and a handle is fixedly welded on the box door.

Preferably, the inner wall of the raw material screening box is provided with a groove matched with the second connecting plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a be located the connecting block at feeder hopper both sides and install the vibration exciter, the raw materials is sieved incasement and is installed first screening otter board through first connecting plate, and first screening otter board is inclination setting, and first screening otter board is equidistant to be equipped with first sieve mesh, and through the energy that the vibration exciter vibration provided, to first screening otter board vibration energy production, carry out the first screening;

2. a second screening net plate is arranged in the raw material screening box and is positioned under the first screening net plate through a second connecting plate, second screen holes are formed in the second screening net plate at equal intervals, and the second connecting plate is clamped in the raw material screening box, so that the second screening net plate is convenient to disassemble and take out; at raw materials screening case fixed mounting there is the motor, the output shaft end fixedly connected with rotation axis of motor, the rotation axis runs through raw materials screening case and extends to the raw materials screening incasement, the rotation axis is kept away from motor one end transmission and is connected with the cam, the cam is closely laminated in the design of second screening otter board bottom, the motor drives rotation axis and cam motion, it is more to make second screening otter board vibration number of times, the secondary screening buggy is more thorough.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

FIG. 2 is an enlarged schematic view of a portion A of the present invention;

fig. 3 is a schematic top view of the present invention;

fig. 4 is a schematic structural view of the main view of the present invention.

In the figure: 1. a raw material screening box; 101. a groove; 2. a feed hopper; 3. a vibration exciter; 4. connecting blocks; 5. A first spring; 6. a first connecting plate; 7. positioning the bolt; 8. a first screening mesh plate; 9. a first screen hole; 10. a first discharge port; 1001. a discharge pipe; 11. a second screening mesh plate; 12. a second sieve pore; 13. A second connecting plate; 14. a rubber plate; 15. a second spring; 16. a motor; 17. a support; 18. a rotating shaft; 19. a cam; 20. a second discharge port; 21. a second leg; 22. a box door; 23. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a raw material screening device for producing fly ash bricks comprises a raw material screening box 1 and a feed hopper 2, wherein two sides of the bottom of the feed hopper 2 are arranged at the top of the raw material screening box 1 through connecting blocks 4, two ends of a first spring 5 are both fixedly provided with the connecting blocks 4, vibration exciters 3 are symmetrically arranged at two sides of the feed hopper 2, a first discharge port 10 is formed in one side of a first screening screen plate 8 in the raw material screening box 1, one side of the first discharge port 10 is fixedly connected with a discharge pipe 1001 on the outer wall of the raw material screening box 1, and the first screening screen plate 8 generates vibration energy through the energy provided by the vibration exciters 3 to perform primary screening; a second screening screen plate 11 is inserted in the raw material screening box 1 through a second connecting plate 13 in a sliding mode and is positioned under the first screening screen plate 8, second screen holes 12 are formed in the second screening screen plate 11 at equal intervals, and the aperture of the first screen hole 9 is larger than that of the second screen hole 12, so that blanking is facilitated; the second connecting plate 13 is clamped in the raw material screening box 1, and the inner wall of the raw material screening box 1 is provided with a groove 101 matched with the second connecting plate 13, so that the second screening screen plate 11 can be conveniently taken out of the raw material screening box 1, and the disassembly is convenient; a second spring 15 is arranged between the second connecting plate 13 and the second screening net plate 11, a rubber plate 14 is arranged on one side of the second spring 15, a motor 16 is fixedly installed on the raw material screening box 1, a support 17 is fixedly connected to one side of the raw material screening box 1, the motor 16 is fixedly connected to the upper surface of the support 17, a rotating shaft 18 is fixedly connected to the output shaft of the motor 16, the rotating shaft 18 penetrates through the raw material screening box 1 and extends into the raw material screening box 1, a cam 19 is fixedly installed at one end, far away from the motor 16, of the rotating shaft 18, the cam 19 is tightly attached to the bottom of the second screening net plate 11, and the motor 16 drives the rotating shaft 18 and the cam 19 to move, so that the second screening net plate 11 has more vibration times; second discharge gate 20 has been seted up to 1 bottom of raw materials screening case, and the equal fixed welding in 1 bottom four corners of raw materials screening case has second landing leg 21, and box door 22 has been seted up to 1 one side of raw materials screening case, and fixed welding has handle 23 on the box door 22, makes things convenient for second screening otter board 11 to take out.

The working principle is as follows: when in use, the pulverized coal to be screened is poured into the feed hopper 2, and the vibration quantity is provided by the vibration exciter 3, the raw material screening box 1 and the feeding hopper 2 are vibrated, the coal powder to be screened is screened for the first time by matching with the first screening screen plate 8 in the inner part, a part of large-particle coal powder to be screened is discharged through the first discharging hole 10, the rest coal powder falls onto the second screening screen plate 11 through the first screen hole 9, the motor 16 is started to drive the rotating shaft 18 and the cam 19 to move, so that the second screening screen plate 11 is more vibrated for times, and the secondary screening of the coal powder is more thorough, the inside second screening otter board 11 that is located under first screening otter board 8 of raw materials screening case 1 is installed through second connecting plate 13, and the equidistant second sieve mesh 12 that is equipped with on second screening otter board 11, second connecting plate 13 joint in raw materials screening case 1 makes things convenient for second screening otter board 11 to dismantle and take out.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a raw materials screening plant for production of fly ash brick, includes raw materials screening box (1) and feeder hopper (2), its characterized in that: the feed hopper (2) bottom two sides are installed at the top of the raw material screening box (1) through a first spring (5), connecting blocks (4) are fixedly installed at two ends of the first spring (5), vibration exciters (3) are symmetrically installed at two sides of the feed hopper (2), a first screening net plate (8) is fixedly installed inside the raw material screening box (1) through a first connecting plate (6), the first screening net plate (8) is arranged at an inclined angle, first screen holes (9) are formed in the first screening net plate (8) at equal intervals, a first discharge port (10) is formed in one side of the first screening net plate (8) in the raw material screening box (1), a material discharging pipe (1001) is fixedly connected to the outer wall of the raw material screening box (1) on one side of the first discharge port (10), a second screening net plate (11) is inserted and connected to the inside of the raw material screening box (1) through a second connecting plate (13) in a sliding mode under the first screening net plate (8), second screening otter board (11) equidistant second sieve mesh (12) of being equipped with, second connecting plate (13) joint in raw materials screening case (1), be provided with second spring (15) between second connecting plate (13) and second screening otter board (11), second spring (15) one side is equipped with rubber slab (14), raw materials screening case (1) fixed mounting has motor (16), the output shaft fixedly connected with rotation axis (18) of motor (16), rotation axis (18) run through raw materials screening case (1) and extend to in raw materials screening case (1), motor (16) one end fixed mounting is kept away from in rotation axis (18) has cam (19), cam (19) outer lane is close to laminating in second screening otter board (11) bottom, second discharge gate (20) have been seted up to raw materials screening case (1) bottom.

2. The raw material screening device for the production of fly ash bricks according to claim 1, wherein: the aperture of the first sieve hole (9) is larger than that of the second sieve hole (12).

3. The raw material screening device for the production of fly ash bricks according to claim 1, wherein: the first connecting plate (6) is fixedly connected to the side wall of the raw material screening box (1) through a positioning bolt (7).

4. The raw material screening device for the production of fly ash bricks according to claim 1, wherein: and second support legs (21) are fixedly welded at four corners of the bottom of the raw material screening box (1).

5. The raw material screening device for the production of fly ash bricks according to claim 1, wherein: raw materials screening case (1) one side fixedly connected with support (17), motor (16) fixed connection is in support (17) upper surface.

6. The raw material screening device for the production of fly ash bricks according to claim 1, wherein: a box door (22) is arranged on one side of the raw material screening box (1), and a handle (23) is fixedly welded on the box door (22).

7. The raw material screening device for the production of fly ash bricks according to claim 1, wherein: the inner wall of the raw material screening box (1) is provided with a groove (101) matched with the second connecting plate (13).