CN214992652U

CN214992652U - Screen mesh of hydrapulper

Info

Publication number: CN214992652U
Application number: CN202023266905.3U
Authority: CN
Inventors: 唐晶; 杜佳卓; 方政田
Original assignee: Sichuan Huiou Building Machinery Co ltd
Current assignee: Sichuan Huiou Building Machinery Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-12-03
Anticipated expiration: 2030-12-30

Abstract

The utility model provides a screen cloth of hydrapulper relates to gypsum board production technical field. The utility model discloses a two structure rings, it is ring structure and both coaxial settings, is equipped with first screen cloth between two structure rings, be equipped with the structural slab on the inner wall of first screen cloth, be equipped with the second screen cloth on the structural slab, the axis cyclization that first screen cloth and second screen cloth all encircle the structural ring, there is a determining deviation between first screen cloth and the second screen cloth, the structural slab stretches out second screen cloth inner wall certain distance, is equipped with the latch on the structural ring, and the drive structural ring rotation is connected with the latch transmission to the driving source.

Description

Screen mesh of hydrapulper

Technical Field

The utility model relates to a gypsum board production technical field, concretely relates to screen cloth of hydrapulper.

Background

The gypsum board is a material prepared by taking building gypsum as a main raw material. The building material has the advantages of light weight, high strength, small thickness, convenient processing, sound insulation, heat insulation, fire prevention and other good performances, and is one of the currently-developed novel light boards. The production process of gypsum board includes compounding material, quantitative metering of modified starch, retarder, paper pulp, water reducing agent and water, stirring in hydraulic pulper to form material slurry, and pumping into slurry tank.

At present, a screen plate is generally arranged at the lower part of a pulping device of a horizontal hydrapulper, pulp materials of the pulping are screened through the screen plate, the particle size is overlarge, and the pulp which is not completely crushed is remained at the upper part of the screen plate and is continuously pulped by the pulping device. The one deck sieve that sets up makes its sieve mesh of a large amount of slurry materials jam easily, influences the screening effect to the sieve is fixed, and the slurry materials of long-pending on the sieve is difficult to among the repulping device on reentrant upper portion, leads to the repulping effect poor, needs solve urgently.

Disclosure of Invention

The utility model aims at developing a screen cloth of the hydrapulper, which can rotate to make the material on the screen cloth fall back into the pulping device.

The utility model discloses a following technical scheme realizes:

the screen cloth of hydrapulper, including two structural rings, it is ring structure and both coaxial settings, is equipped with first screen cloth between two structural rings, be equipped with the structural slab on the inner wall of first screen cloth, be equipped with the second screen cloth on the structural slab, first screen cloth and second screen cloth all encircle the axis cyclization of structural ring, there is a determining deviation between first screen cloth and the second screen cloth, the structural slab stretches out second screen cloth inner wall certain distance, is equipped with the ring tooth on the structural ring, and the drive structural ring rotation is connected in the drive source and the ring tooth transmission.

Optionally, a plurality of structural rods are arranged between the two structural rings, two ends of each structural rod are respectively connected with the two structural rings, and the edge of the first screen is connected with the structural rods and the structural rings.

Optionally, the structural rod is parallel to the axis of the structural ring, and the first screen is circular arc-shaped.

Optionally, a plurality of the structural rods are uniformly arranged at equal intervals in the circumferential direction of the structural ring.

Optionally, the first screen is arranged coaxially with the structural ring.

Optionally, the structural plates are disposed on the structural rods and radially along the structural rings.

Optionally, the second screen is arc-shaped and is coaxially arranged with the first screen and the structural ring, and two sides of the second screen are respectively connected with the side walls of the structural plates at corresponding positions.

Optionally, the mesh opening of the second screen is larger than the mesh opening of the first screen.

The utility model has the advantages that:

the utility model discloses set up two-layer screen cloth and sieve the slurry, prevent that the slurry gathering from blockking up the sieve mesh and influencing the screening effect on the one deck screen cloth, the structure ring rotates and makes the screen cloth rotate, and under the promotion of structural slab, the slurry material that is in the low department progressively moves to the eminence and falls down, prevents that the lower department of screen cloth from gathering slurry material and influencing the pulping operation.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a view of the structure of the present invention;

fig. 2 is a structural view of the first screen and the second screen.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art can appreciate, the described embodiments may be modified in various different ways, without departing from the spirit or scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the creation of the present invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise the first and second features being in direct contact, or may comprise the first and second features being in contact, not directly, but via another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 and 2, the utility model discloses a screen cloth of hydrapulper, including two structural rings 7, it is the ring structure and both coaxial settings, is equipped with first screen cloth 8 between two structural rings 7, be equipped with structural slab 10 on first screen cloth 8's the inner wall, be equipped with second screen cloth 11 on the structural slab 10, the axis cyclization of surrounding structural ring 7 is all carried out to first screen cloth 8 and second screen cloth 11, there is a determining deviation between first screen cloth 8 and the second screen cloth 11, structural slab 10 stretches out second screen cloth 11 inner wall certain distance, is equipped with the latch on the structural ring 7, and the driving source is connected with the latch transmission and is driven structural ring 7 and rotate.

In an embodiment of the present application, the structural ring 7 is a circular ring structure, the circumferential direction of the outer side wall of the structural ring is provided with ring teeth, two of the structural rings 7 are coaxially arranged, a plurality of structural rods 9 are arranged between the two structural rings 7, two ends of each structural rod 9 are respectively connected with the two structural rings 7, the structural rods 9 are arranged in parallel with the axial line of the structural ring 7, and the structural rods 9 are uniformly arranged at equal intervals in the circumferential direction of the structural ring 7.

Be equipped with first screen cloth 8 between structure ring 7 and structure pole 9, first screen cloth 8 is circular arc net piece, and it sets up with structure ring 7 coaxial line, the both ends of first screen cloth 8 are connected with the edge of two structure rings 7 respectively, the both sides of first screen cloth 8 are connected with two structure poles 9 that correspond the position respectively. A plurality of first screens 8 between two structural rings 7 form a cylindrical screen assembly.

The inner side wall of the structural rod 9 is provided with a structural plate 10, and the structural plate 10 extends to the inner side along the radial direction of the structural ring 7 by a certain width.

Be equipped with second screen cloth 11 between two adjacent structural slab 10, second screen cloth 11 is circular arc net piece, second screen cloth 11 sets up with first screen cloth 8 and structural ring 7 coaxial line, the both sides of second screen cloth 11 are connected with two structural slab 10 lateral walls of corresponding position respectively, and second screen cloth 11 is connected with the middle part of structural slab 10, makes second screen cloth 11 and first screen cloth 8 have certain interval, and structural slab 10 is by the certain length of second screen cloth 11 inner wall protrusion, the mesh aperture of second screen cloth 11 is greater than first screen cloth 8. A plurality of second screens 11 also form a cylindrical screen assembly.

The device is transversely arranged in a horizontal hydraulic pulper, two structural rings 7 are respectively and rotatably arranged on the inner wall of the hydraulic pulper, the pulping device is positioned on the inner side of the device, and meanwhile, a driving mechanism is arranged at a corresponding position and drives the structural rings 7 to rotate through ring teeth. The pulping device is at the operation in-process, the slurry is thrown away, great slurry is blockked by second screen cloth 11, less slurry then passes second screen cloth 11 and is blockked by first screen cloth 8, separate the screening through the different screen cloth of sieve mesh size with the different slurry of particle size, prevent that the slurry gathering from blockking up the sieve mesh and influencing the screening operation of screen cloth on one deck screen cloth, and structure ring 7 rotates, make first screen cloth 8 and second screen cloth 11 rotate, structural slab 10 can promote the slurry motion on the first screen cloth 8 and on the second screen cloth 11 simultaneously, make it fall when the eminence, prevent that the slurry gathering from making the pulping thoroughly and inhomogeneous at the lower position of screen cloth.

The utility model discloses set up two-layer screen cloth and sieve the slurry, prevent that the slurry gathering from blockking up the sieve mesh and influencing the screening effect on the one deck screen cloth, structural ring 7 rotates and makes the screen cloth rotate, and under the promotion of structural slab 10, the slurry material that is in the low department progressively moves to the eminence and falls down, prevents that the lower department of screen cloth from gathering slurry material and influencing the pulping operation.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and is not to the limitation of the technical solution of the present invention, as long as the technical solution can be realized on the basis of the above-mentioned embodiment without creative work, all should be regarded as falling into the protection scope of the right of the present invention.

Claims

1. A screen for a hydropulper, comprising:

the two structural rings are of circular ring structures and are coaxially arranged;

a first screen disposed between the two structural rings;

the structural plate is arranged on the inner wall of the first screen;

the second screen is arranged on the structural plate;

wherein, first screen cloth and second screen cloth all encircle the axis cyclization of structural ring, there is the determining deviation between first screen cloth and the second screen cloth, the structural plate stretches out second screen cloth inner wall determining deviation, is equipped with the ring tooth on the structural ring, and the driving source is connected with the ring tooth transmission and is driven the structural ring rotation.

2. The screen panel of a hydropulper as claimed in claim 1, characterized in that a plurality of structural bars are arranged between two of said structural rings, said structural bars being connected at both ends to the two structural rings, respectively, and the edge of said first screen panel being connected to the structural bars and the structural rings.

3. The screen panel of a hydropulper as claimed in claim 2, characterized in that said structural bars are parallel to the axis of the structural rings and said first screen panel is circular arc shaped.

4. The screen panel of a hydropulper as claimed in claim 3, characterized in that a plurality of said structural bars are arranged evenly at equal intervals in the circumferential direction of the structural ring.

5. The screen panel of a hydropulper according to claim 4, characterized in that said first screen panel is arranged coaxially to the structural ring.

6. The screen panel of a hydropulper as claimed in claim 5, wherein said structural plates are provided on structural bars and radially along structural rings.

7. The hydropulper screen of claim 6, wherein the second screen is circular and is arranged coaxially with the first screen and the structural ring, and both sides of the second screen are connected to the corresponding structural plate sidewalls.

8. A screen according to any one of claims 1 to 7, wherein the second screen has a larger mesh size than the first screen.