CN219745501U - Multistage sieving mechanism - Google Patents

Abstract

The utility model discloses a multistage screening device which comprises a base, wherein a support is uniformly arranged at the top end of the base, a plastering gypsum powder screening box is arranged at the top end of the support, a feeding pipe is arranged at the top end of the plastering gypsum powder screening box, and a slow circulation groove is formed in the top end of the inside of the plastering gypsum powder screening box. According to the utility model, the screening mechanism is arranged in the mounting seat, the second motor is started, the jacking plate is further driven to move up and down through the connection relation, so that the first filter screen is driven to move up and down to perform vibration screening on the first filter screen, the phenomenon of preventing the first filter screen from being blocked is solved, plastering gypsum powder can be smoothly screened out, so that the screening working efficiency is effectively improved, meanwhile, the first filter screen and the second filter screen are arranged in the screening cavity, and the screening quality is improved through multistage double screening, so that the practicability of the screening device is enhanced.

Description

Multistage sieving mechanism

Technical Field

The utility model relates to the technical field of plastering gypsum powder processing, in particular to a multi-stage screening device.

Background

The gypsum powder is usually white, colorless and transparent crystals called gypsum penetration, and sometimes has ash, light yellow, light brown and other colors due to impurities, streak white, transparent and glass luster, cleaved surface pearl luster and fibrous aggregate silk luster;

the gypsum powder needs to be screened by using a screening device in the processing process, impurities inside the gypsum powder are screened out, so that follow-up processing work can be conveniently and smoothly carried out, but the screening efficiency of the existing plastering gypsum powder screening device is low, high-efficiency and high-quality screening are difficult, meanwhile, because plastering gypsum powder is powder, the phenomenon of blockage inside the plastering gypsum powder is often caused, a large amount of gypsum powder which is easy to pile up on an internal filter screen is difficult to filter for a long time, workers are required to constantly take out and clean the filter screen, trouble is brought to the workers, and therefore, a multi-stage screening device for preventing the filter screen from being blocked and high in quality is required to be designed to solve the problem.

Disclosure of Invention

The utility model aims to provide a multi-stage screening device so as to solve the problems that the screening device provided in the background art is low in screening efficiency and a filter screen is easy to block.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a multistage sieving mechanism, includes the base, the support is evenly installed on the top of base, and the top of support is installed and is plastered the gypsum powder screening case, the inlet pipe is installed on the top of plastering the gypsum powder screening case, the top of plastering the gypsum powder screening incasement portion is provided with the circulation slowing groove, and the inside of the gypsum powder screening case of plastering of circulation slowing groove bottom is provided with the screening chamber, the internally mounted in screening chamber has first filter screen, the mount pad is all installed to the both sides of first filter screen bottom, and the inside of mount pad all is provided with screening mechanism, the internally mounted of the gypsum powder screening case of plastering of mount pad bottom has the second filter screen, and the handle is installed to the one end of second filter screen, the unloading pipe is installed to the bottom of plastering the gypsum powder screening case, the collecting box is installed on the top of the inboard base of support.

When using a multistage sieving mechanism of this technical scheme, through set up screening mechanism in the inside of mount pad, start the second motor, through relation of connection to further drive jack-up board reciprocates, thereby drive first filter screen and reciprocate in order to shake the screening to first filter screen.

Preferably, the screening mechanism comprises a holding groove, the holding groove is arranged in the installation seat, a second motor is arranged on one side of the inside of the holding groove, a second connecting shaft is arranged on one side of the second motor, a movable plate is arranged on one side of the second connecting shaft, a jacking plate is arranged in the holding groove, the jacking plate is connected with the movable plate through a connecting rod, and the top end of the jacking plate is connected with the bottom end of the first filter screen.

Preferably, a first motor is installed on one side of the feeding pipe, a first connecting shaft is installed in the feeding pipe, and scattering blades are uniformly installed at two ends of the first connecting shaft.

Preferably, the movable blocks are arranged on two sides of the first filter screen, movable grooves are formed in the plastering gypsum powder screening boxes on two sides of the screening cavity, and the movable grooves are connected with the movable blocks.

Preferably, the guide blocks are arranged on two sides of the first filter screen, guide grooves are formed on two sides of a screening cavity inside the plastering gypsum powder screening box, and the guide blocks are connected with the guide grooves.

Preferably, the width of the guide block is equal to the width of the guide groove, and the guide block and the guide groove are symmetrically arranged relative to the central axis of the second filter screen.

Compared with the prior art, the utility model has the beneficial effects that: the multistage screening device realizes the multistage efficient high-quality screening function;

through setting up screening mechanism in the inside of mount pad, start the second motor, through the relation of connection, with further drive jack-up board reciprocates, thereby drive the upper and lower removal of first filter screen in order to shake the screening to first filter screen, thereby not only solved the phenomenon that prevents first filter screen jam but also let the smooth screening of gypsum powder of plastering come out in order to can effectually improve the work efficiency of screening, simultaneously at the internally mounted first filter screen of screening chamber and second filter screen, through multistage dual screening, thereby improve the quality of screening, thereby strengthen the practicality of sieving mechanism;

through at the internally mounted first connecting axle of inlet pipe and break up the blade, can play preliminary effect of scattering gypsum powder of plastering to thereby prevent that gypsum powder of plastering from appearing agglomerating and influencing the effect of screening, simultaneously through setting up the circulation groove slowly in the inside of gypsum powder screening case of plastering, can cushion the velocity of flow of gypsum powder of plastering, thereby prevent that a large amount of gypsum powder of plastering from directly striking first filter screen from enlarging the phenomenon that causes first filter screen to block up.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic diagram of a front cross-sectional structure of a mounting base of the present utility model;

FIG. 3 is a schematic side view of a mounting base of the present utility model;

FIG. 4 is a schematic elevational view of the present utility model;

fig. 5 is a schematic three-dimensional structure of the present utility model.

Reference numerals in the drawings illustrate: 1. a feed pipe; 2. a first motor; 3. plastering gypsum powder screening box; 4. a slow circulation groove; 5. a screening cavity; 6. a movable groove; 7. a movable block; 8. a first filter screen; 9. a mounting base; 10. a guide groove; 11. a second filter screen; 12. a bracket; 13. a base; 14. a collection box; 15. discharging pipes; 16. a guide block; 17. breaking up the blade; 18. a first connecting shaft; 19. a screening mechanism; 1901. a receiving groove; 1902. a second motor; 1903. a second connecting shaft; 1904. a movable plate; 1905. a connecting rod; 1906. jacking up the plate; 20. a handle.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

Referring to fig. 1-5, an embodiment of the present utility model is provided: the multistage screening device comprises a base 13, wherein a bracket 12 is uniformly arranged at the top end of the base 13, a plastering gypsum powder screening box 3 is arranged at the top end of the bracket 12, and a feeding pipe 1 is arranged at the top end of the plastering gypsum powder screening box 3;

a first motor 2 is arranged on one side of the feed pipe 1, a first connecting shaft 18 is arranged in the feed pipe 1, and scattering blades 17 are uniformly arranged at two ends of the first connecting shaft 18;

specifically, as shown in fig. 1, when in use, the plastering gypsum powder is primarily scattered by the scattering blade 17, so that the subsequent filtering and screening work can be smoothly carried out;

the top end of the interior of the plastering gypsum powder screening box 3 is provided with a slow circulation groove 4, the interior of the plastering gypsum powder screening box 3 at the bottom end of the slow circulation groove 4 is provided with a screening cavity 5, and a first filter screen 8 is arranged in the screening cavity 5;

the movable blocks 7 are arranged on two sides of the first filter screen 8, movable grooves 6 are formed in the plastering gypsum powder screening boxes 3 on two sides of the screening cavity 5, and the movable grooves 6 are connected with the movable blocks 7;

specifically, as shown in fig. 1, when in use, the first filter screen 8 can be guided and limited through the movable groove 6 and the movable block 7;

the two sides of the bottom end of the first filter screen 8 are provided with mounting seats 9, and screening mechanisms 19 are arranged in the mounting seats 9;

the screening mechanism 19 comprises a containing groove 1901, wherein the containing groove 1901 is arranged in the installation seat 9, one side in the containing groove 1901 is provided with a second motor 1902, one side in the second motor 1902 is provided with a second connecting shaft 1903, one side of the second connecting shaft 1903 is provided with a movable plate 1904, the inside of the containing groove 1901 is provided with a jacking plate 1906, the jacking plate 1906 is connected with the movable plate 1904 through a connecting rod 1905, and the top end of the jacking plate 1906 is connected with the bottom end of the first filter screen 8;

specifically, as shown in fig. 1, when in use, plastering gypsum powder on the surface of the first filter screen 8 can be vibrated down by the screening mechanism 19 through vibration force, so that the first filter screen 8 is prevented from being blocked, and the subsequent screening work can be smoothly affected;

the plastering gypsum powder screening box 3 at the bottom end of the mounting seat 9 is internally provided with a second filter screen 11;

guide blocks 16 are arranged on two sides of the second filter screen 11, guide grooves 10 are formed in two sides of a screening cavity 5 in the plastering gypsum powder screening box 3, the guide blocks 16 are connected with the guide grooves 10, the width of each guide block 16 is equal to that of each guide groove 10, and the guide blocks 16 and the guide grooves 10 are symmetrically arranged relative to the central axis of the second filter screen 11;

specifically, as shown in fig. 1, during use, the second filter screen 11 can be guided and limited by the guide block 16 and the guide groove 10;

and a handle 20 is arranged at one end of the second filter screen 11, a blanking pipe 15 is arranged at the bottom end of the plastering gypsum powder screening box 3, and a collecting box 14 is arranged at the top end of a base 13 at the inner side of the bracket 12.

Working principle: when the utility model is used, firstly, plastering gypsum powder is poured into the feed pipe 1, and meanwhile, the first motor 2 is started to drive the first connecting shaft 18 and the scattering blade 17 to move, so that the plastering gypsum powder is primarily scattered, the scattered plastering gypsum powder enters the screening cavity 5, the first filtering and screening are carried out through the first filtering screen 8, the second filtering screen 11 is carried out again, the screening quality is improved through the second filtering screen, and the screened plastering gypsum powder enters the collecting box 14 to be collected;

secondly, when the first filter screen 8 appears blocking phenomenon under the long-time use, start the second motor 1902 and under the effect of connection to drive jack-up board 1906 and reciprocate, thereby further drive first filter screen 8 and reciprocate, shake the gypsum powder of plastering on the first filter screen 8 through vibration sense and come down, in order to be able to slow down blocking phenomenon, take out the second filter screen 11 through handle 20 simultaneously and clear up it, thereby further prevent the phenomenon that the filter screen appears blocking.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (6)

1. A multistage screening device comprising a base (13), characterized in that: support (12) are evenly installed on the top of base (13), and support (12)'s top is installed plaster screening case (3), inlet pipe (1) are installed on plaster screening case (3)'s top, plaster screening case (3) inside top is provided with circulation slowing groove (4), and circulation slowing groove (4) bottom plaster screening case (3) inside is provided with screening chamber (5), screening chamber (5) internally mounted has first filter screen (8), mount pad (9) are all installed on the both sides of first filter screen (8) bottom, and the inside of mount pad (9) all is provided with screening mechanism (19), the internally mounted of plaster screening case (3) of mount pad (9) bottom has second filter screen (11), and handle (20) are installed to the one end of second filter screen (11), unloading pipe (15) are installed to plaster screening case (3) bottom, collecting box (14) are installed on the top of support (12) inboard base (13).

2. A multi-stage screening apparatus according to claim 1, wherein: screening mechanism (19) are including holding tank (1901), and holding tank (1901) all set up the inside at mount pad (9), second motor (1902) are all installed to one side of holding tank (1901) inside, and second connecting axle (1903) are all installed to one side of second motor (1902), fly leaf (1904) are installed to one side of second connecting axle (1903), jack-up board (1906) are all installed to the inside of holding tank (1901), jack-up board (1906) all are connected through connecting rod (1905) with fly leaf (1904), the top of jack-up board (1906) is connected with the bottom of first filter screen (8).

3. A multi-stage screening apparatus according to claim 1, wherein: a first motor (2) is arranged on one side of the feeding pipe (1), a first connecting shaft (18) is arranged in the feeding pipe (1), and scattering blades (17) are uniformly arranged at two ends of the first connecting shaft (18).

4. A multi-stage screening apparatus according to claim 1, wherein: the movable blocks (7) are arranged on two sides of the first filter screen (8), movable grooves (6) are formed in the plastering gypsum powder screening boxes (3) on two sides of the screening cavity (5), and the movable grooves (6) are connected with the movable blocks (7).

5. A multi-stage screening apparatus according to claim 1, wherein: guide blocks (16) are arranged on two sides of the first filter screen (8), guide grooves (10) are formed in two sides of a screening cavity (5) inside the plastering gypsum powder screening box (3), and the guide blocks (16) are connected with the guide grooves (10).

6. The multi-stage screening apparatus of claim 5, wherein: the width of the guide block (16) is equal to that of the guide groove (10), and the guide block (16) and the guide groove (10) are symmetrically arranged relative to the central axis of the second filter screen (11).