CN217774781U - Screen mesh for ore - Google Patents

Abstract

The present disclosure relates to a screen panel for ore, comprising a screen panel body having a plurality of meshes and a plurality of inserts removably insertable into the meshes, the inserts being configured as a tubular structure enclosed by a plurality of wall panels and configured such that an object to be screened on the screen panel body can be screened only via an inner side of the insert. Through above-mentioned technical scheme, have a plurality of meshes on the above-mentioned screen cloth and insert the piece and can remove to insert to the mesh in, the striking of ore and screen cloth can be direct and insert the piece contact, can not cause the influence to the screen cloth body, and the ore can not be covered with the sifter during the screening operation. So the degree of wear of the inserted block of different positions is also different, when the inserted block damage or wearing and tearing lead to the size grow can not satisfy the screening operation, with the inserted block dismantlement change of wearing and tearing can, need not all change whole screen cloth to practice thrift the cost.

Description

Screen mesh for ore

Technical Field

The utility model relates to an ore screening field specifically relates to a screen cloth for ore.

Background

The ore screening operation of the concentrating mill adopts a vibrating screen, the qualified products and the unqualified products are separated through the vibrating screen, the products passing through the screen are qualified products, and the lump ore which does not pass through the screen needs to be re-ground by a crushing process. The impact of the ore and the screen mesh inevitably causes the enlargement of the screen mesh, and the ore can not be fully distributed on the screen surface during the screening operation. The abrasion degree of the screen surface at different positions is different, and if the mesh size of a part of the screen mesh does not meet the screening operation due to abrasion, the whole screen mesh needs to be replaced, so that the production cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a screen cloth for ore to solve the problem that in the prior art, when partial screen cloth meshes do not meet the operation requirement and need to be replaced, only the whole screen cloth can be replaced.

In order to achieve the above object, the present disclosure provides a screen panel for ore, including a screen panel body having a plurality of meshes, and a plurality of inserts removably insertable into the meshes, the inserts being constructed in a tubular structure enclosed by a plurality of wall plates and configured such that an object to be screened on the screen panel body can be screened only via an inner side of the insert.

Optionally, the top end of the insert has a rim extending outward from the wall plate, and the ore sieve further comprises a pressing strip fixed on the sieve body, wherein the pressing strip presses the rim against the top surface of the sieve body.

Optionally, the top surface of the screen body is provided with a plurality of threaded holes, and the pressing strip is provided with through holes corresponding to the threaded holes in size so as to be fixed on the screen body through threaded fasteners sequentially penetrating through the through holes and the threaded holes.

Optionally, a plurality of the meshes are distributed in a rectangular array, and the batten extends from one side to the opposite side of the screen body.

Optionally, the cross section of the mesh is rectangular, and the insert block is a square block.

Optionally, a metal framework is embedded inside the edge.

Optionally, an interference fit is formed between the insert block and the mesh.

Optionally, the wall plate has a thickness of at least 5mm.

Optionally, the insert block is made of polyurethane.

Optionally, the screen body is made of stainless steel.

Through above-mentioned technical scheme, have a plurality of meshes on the above-mentioned screen cloth and insert the piece and can remove to insert to the mesh in, the striking of ore and screen cloth can be direct and insert the piece contact, can not cause the influence to the screen cloth body, and the ore can not be covered with the sifter during the screening operation. So the degree of wear of the inserted block of different positions is also different, when the inserted block damage or wearing and tearing lead to the size grow can not satisfy the screening operation, with the inserted block dismantlement change of wearing and tearing can, need not all change whole screen cloth to practice thrift the cost.

Additional features and advantages of the present disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:

fig. 1 is a schematic structural view of a screen for ore provided in an exemplary embodiment of the present disclosure;

FIG. 2 is a schematic view of a structure of an insert block in the present disclosure;

fig. 3 is an enlarged view of portion I of fig. 1.

Description of the reference numerals

1-screen mesh body, 11-mesh, 2-insert block, 21-wallboard, 22-edge, 3-layering and 4-threaded fastener.

Detailed Description

The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.

In the present disclosure, unless otherwise specified, use of an orientation word such as "top" generally refers to an orientation of the associated component in an actual use state, and "inner and outer" refer to inner and outer of the profile of the corresponding component. In addition, when the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements, unless otherwise indicated.

As shown in fig. 1, the present disclosure provides a screen for ores, which includes a screen body 1 having a plurality of mesh openings 11 and a plurality of insert blocks 2 removably insertable into the mesh openings 11, the insert blocks 2 being constructed in a tubular structure enclosed by a plurality of wall plates 21 and configured such that an object to be screened on the screen body 1 can be screened only via the inner sides of the insert blocks 2.

When the ore is screened, the ore cannot be fully distributed on the screen surface, so the abrasion degree in the mesh holes at different positions is different. And through the combination of using foretell screen cloth body 1 and inserted block 2, the screen cloth is when using, and the striking of ore and mesh inside 11 is the ore and inserts the contact between the block 2, can not cause the influence to screen cloth body 1, when partial inserted block 2 damage or wearing and tearing lead to the size grow can not satisfy the screening operation, in good time will wear and tear serious inserted block 2 dismantle change can, need not all change whole screen cloth to practice thrift the cost.

The top end of the insert block 2 can be provided with a rim 22 extending outwards from the wall plate 21, and the mineral screen can further comprise a pressing strip 3 fixed on the screen body 1, and the rim 22 is pressed on the top surface of the screen body 1 by the pressing strip 3. Referring to fig. 2 and 3 in particular, the edge 22 can prevent the insert 2 from falling from the mesh 11, and the insert 2 is further fixed by pressing the edge 22 with the pressing strip 3, and meanwhile, the fixing mode does not affect the screening effect of the insert 2 and is convenient to disassemble and assemble.

Further, a plurality of threaded holes can be formed in the top surface of the screen body 1, and through holes corresponding to the threaded holes in size can be formed in the pressing strip 3 so as to be fixed on the screen body 1 through threaded fasteners 4 sequentially penetrating through the through holes and the threaded holes. Referring to fig. 1 and 3, the threaded fastener 4 includes a head and a shaft, wherein the shaft passes through the through hole of the bead 3 and is screwed into the threaded hole of the screen body 1, and the head has a diameter larger than the through hole so as to abut against the bead 3. Through-hole, screw hole and threaded fastener 4 cooperation between the three firmly set up layering 3 on screen cloth body 1, and layering 3 receives the impact of ore and also can not change the position at will and influence the effect of fixed inserted block 2 in the ore screening operation like this, further increase stability.

Meanwhile, the plurality of meshes 11 may be distributed in a rectangular array, and the bead 3 extends from one side of the screen body 1 to the opposite side. The mesh 11 is arranged in a rectangular array, so that a pressing strip 3 can fix the whole row of the inserting blocks 2, the use is convenient, and only one pressing strip 3 needs to be dismounted and mounted when a plurality of inserting blocks 2 are arranged in one row. Optionally, one end of the pressing strip 3 can be rotatably arranged on one side of the screen body 1, the other end of the pressing strip 3 is fixed on the other side of the screen, only two ends of the fixing pressing strip 3 press the plurality of inserting blocks 2 at the same time, the fixed side is opened when the pressing strip 3 needs to be disassembled, and then the pressing strip 3 is rotated.

In the present disclosure, the cross section of the mesh 11 may be rectangular, and the insert 2 may be a square block. Rectangular openings 11 are arranged more closely on the screen body 1, and are more effective for the whole screen body 1 than openings 11 of other shapes.

In addition, a metal skeleton may be embedded inside the rim 22. Layering 3 compresses tightly border 22 at the top surface of screen cloth body 1 to border 22 also can receive certain impact when the screening operation, all probably can make border 22 produce deformation and lead to the fixed effect of installation that influences inserted block 2, increases intensity and installation stability when increasing the impact that receives of metal framework can increase border 22.

The insert 2 and the mesh 11 may be in an interference fit. In this way, the wall plate 21 of the insert 2 conforms to the inner shape of the mesh 11, and the inner side of the mesh 11 can also support the wall plate 21 of the insert 2 during the ore screening operation. The use strength of the insert block 2 is increased. If the insert block 2 is made of the following polyurethane material, the polyurethane material has certain elasticity, so that the installation difficulty between the insert block 2 and the mesh 11 is not increased even if the insert block is in interference fit.

Ore on the screen body 1 can only be screened through the inside of the insert 2. Therefore, the wall plate 21 is often collided with the ore when in use, if the wall plate 21 causes surface damage due to the device with the ore, the ore can be contacted with the screen body 1 to cause damage, if the screen body 1 is seriously damaged, the whole screen needs to be replaced, and the cost is increased. The thickness of the wall plate 21 may thus be at least 5mm. It is ensured that the wall plate 21 will not be damaged by the impact of the ore.

The insert 2 may be of polyurethane. The polyurethane material has good wearability and resilience, and the inserted block 2 that the wearability had guaranteed the polyurethane material has better use strength and increases life, and the resilience can make inserted block 2 more convenient at the in-process of changing simultaneously.

The screen body 1 may be made of stainless steel. In the ore screening operation, the screen body 1 needs to bear the weight of the ore itself and the impact of the ore on the screen body 1 during the screening, so that a material with high strength, such as a stainless steel material, needs to be selected to ensure the service strength and increase the service life of the screen. In addition, the screen body 1 can also be made of any suitable high-strength material, and the disclosure is not particularly limited as long as the use requirements of the screen can be met.

The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.

It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.

In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure as long as it does not depart from the gist of the present disclosure.

Claims (10)

1. A mineral screen comprising a screen body having a plurality of openings and a plurality of inserts removably insertable into the openings, the inserts being constructed as a tubular structure enclosed by a plurality of panels and being configured such that matter to be screened on the screen body can only be screened through the insides of the inserts.

2. The mineral screen of claim 1, wherein the insert top end has a rim extending outwardly from the wall, the mineral screen further comprising a hold down bar secured to the screen body, the hold down bar pressing the rim against the top surface of the screen body.

3. The screen panel as claimed in claim 2, wherein the top surface of the screen panel body is formed with a plurality of screw holes, and the bead is formed with through holes corresponding to the size of the screw holes so as to be fixed to the screen panel body by means of screw fasteners passing through the through holes and the screw holes in sequence.

4. A mineral screen in accordance with claim 2, wherein a plurality of said apertures are arranged in a rectangular array, said batten strip extending from one side of said screen body to an opposite side.

5. The screen panel as claimed in claim 4, wherein the cross-section of the mesh is rectangular and the insert is a square block.

6. A screen as defined in claim 2, wherein a metal skeleton is embedded within the rim.

7. A screen as claimed in claim 1 or claim 2, wherein the inserts and the apertures are in an interference fit.

8. A screen as claimed in claim 1, wherein the wall plate is at least 5mm thick.

9. The screen panel as claimed in claim 1, wherein said inserts are of polyurethane.

10. The screen panel as claimed in claim 1, wherein the screen panel body is made of stainless steel.

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