CN214812565U - Impact-resistant polyurethane screen mesh for sand and stone screening equipment - Google Patents
Impact-resistant polyurethane screen mesh for sand and stone screening equipment Download PDFInfo
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- CN214812565U CN214812565U CN202121428533.1U CN202121428533U CN214812565U CN 214812565 U CN214812565 U CN 214812565U CN 202121428533 U CN202121428533 U CN 202121428533U CN 214812565 U CN214812565 U CN 214812565U
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Abstract
The utility model discloses an impact-resistant polyurethane screen cloth for grit screening equipment, including screen cloth one and screen cloth two, screen cloth one bonds on two one sides outer walls of screen cloth, has seted up the recess between screen cloth one and the screen cloth two, and the inside joint of recess has the steel skeleton, installs the protection network through the bolt on the outer wall of screen cloth one side, all sets up the mesh hole that is equidistant structure and distributes on screen cloth one and two one side outer walls of screen cloth, and the steel skeleton includes the steel sheet, and steel sheet one side outer wall is close to both sides department and all sets up the through-hole that is equidistant structure and distributes. The utility model discloses the polyurethane screen cloth that comprises screen cloth one, screen cloth two and steel skeleton has higher intensity, can improve the impact resistance of this polyurethane screen cloth, and the mesh on the steel sheet is more than screen cloth one and screen cloth hole on the screen cloth two, and the material can flow through the mesh that link up each other and screen cloth hole when screening, and unnecessary mesh can increase the screen cloth one that polyurethane constitutes, the cohesive force of screen cloth two and steel sheet.
Description
Technical Field
The utility model relates to a grit screening screen cloth equipment technical field especially relates to an impact-resistant polyurethane screen cloth for grit screening equipment.
Background
The polyurethane sieve plate belongs to mine equipment, is used for mine equipment such as mines and quarries combined with vibrating screens and is divided into four types, namely an embedded type, a bolt connection type, a pressing bar connection type and a sieve hook connection type according to the structural form of the polyurethane sieve plate.
At present, current polyurethane screen cloth is along with the maximization of grit aggregate shale shaker, and the material is more and more serious to the impact of screen cloth, and original structure, material can not satisfy the current situation, and current polyurethane screen cloth easily receives the great impact of material when the screening simultaneously for the polyurethane screen cloth is fragile, consequently, need to design an impact-resistant polyurethane screen cloth for grit screening equipment to solve above-mentioned problem urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the current polyurethane screen cloth that exists among the prior art and can not satisfy current shale shaker user demand and the shortcoming that the polyurethane screen cloth easily received great impact, and the impact-resistant polyurethane screen cloth who is used for grit screening equipment that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an impact-resistant polyurethane screen cloth for grit screening equipment, includes screen cloth one and screen cloth two, screen cloth one bonds on two one side outer walls of screen cloth, set up the recess between screen cloth one and the screen cloth two, and the inside joint of recess has the steel skeleton, install the protection network through the bolt on the outer wall of screen cloth one side, all set up the mesh hole that is equidistance structure and distributes on screen cloth one and the two one side outer walls of screen cloth.
The key concept of the technical scheme is as follows: the polyurethane screen formed by the first screen, the second screen and the steel skeleton has higher strength, and the impact resistance of the polyurethane screen can be improved, so that the normal operation time of the vibrating screen is prolonged, more meshes are formed in the steel plate than the meshes of the first screen and the second screen, materials can flow out through the mutually communicated meshes and the screen holes during screening, and the redundant meshes can increase the adhesive force of the first screen, the second screen and the steel plate formed by polyurethane.
Further, the steel skeleton includes the steel sheet, the through-hole that is equidistant structure and distributes is all seted up near both sides department to steel sheet one side outer wall.
Furthermore, the outer wall of one side of the steel plate is provided with meshes which are distributed in an equidistant structure, and the meshes are communicated with the screen holes.
Furthermore, jacks distributed in an equidistant structure are formed in the positions, close to the two side edges, of the outer walls of the first side and the second side of the screen, and the jacks are communicated with the through holes.
The utility model has the advantages that:
1. through the screen cloth one and the screen cloth two and the steel skeleton that set up, the polyurethane screen cloth that comprises screen cloth one, screen cloth two and steel skeleton has higher intensity to make the shock resistance of screen cloth promote, so that the normal activity duration of extension shale shaker.
2. Through the mesh that sets up, the mesh is more than the screen cloth hole, can let material partly see through the screen cloth, can increase the adhesion force of screen cloth one, screen cloth two and the steel sheet that polyurethane constitutes simultaneously.
3. Through the protection network that sets up, the fine net of metal when the protection network is for can dismantling, when using this polyurethane screen cloth, the protection network can reduce the impact of material to the cause of polyurethane screen cloth, can improve the antifriction ability of polyurethane screen cloth.
Drawings
FIG. 1 is a front view of an impact-resistant polyurethane screen for a sand screening apparatus according to the present invention;
FIG. 2 is a front view structural cross-sectional view of an impact-resistant polyurethane screen for a sand and stone screening apparatus according to the present invention;
fig. 3 is the utility model provides a steel skeleton structure schematic diagram of an impact-resistant polyurethane screen cloth for grit screening equipment.
In the figure: 1 screen cloth one, 2 screen cloth two, 3 protection nets, 4 jacks, 5 steel frameworks, 6 steel plates, 7 meshes, 8 through holes, 9 grooves and 10 screen meshes.
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 to 3, an impact-resistant polyurethane screen for sand screening equipment comprises a first screen 1 and a second screen 2, wherein the first screen 1 and the second screen 2 are made of polyurethane, the first screen 1 is bonded on the outer wall of one side of the second screen 2, a groove 9 is formed between the first screen 1 and the second screen 2, the groove 9 is convenient for installing a steel framework 5 between the first screen 1 and the second screen 2, the steel framework 5 is clamped inside the groove 9, the steel framework 5 can improve the impact resistance of the screen so as to prolong the normal operation time of the vibrating screen, a protective screen 3 is installed on the outer wall of one side of the first screen 1 through bolts, the protective screen 3 is a detachable metal fine screen, when the polyurethane screen is used, the protective screen 3 can reduce the impact of materials on the polyurethane screen, the friction resistance of the polyurethane screen can be improved, screen holes 10 which are distributed in an equidistant structure are formed on the outer walls of one sides of the first screen 1 and the second screen 2, the mesh openings 10 cooperate with the mesh openings 7 to facilitate the flow of material out of the screen.
As can be seen from the above description, the present invention has the following advantages: the polyurethane screen formed by the first screen 1, the second screen 2 and the steel skeleton 5 has higher strength, and can improve the impact resistance of the polyurethane screen, so that the normal operation time of the vibrating screen is prolonged, more meshes 7 on the steel plate 6 are than the meshes 10 on the first screen 1 and the second screen 2, materials can flow out through the mutually communicated meshes 7 and the meshes 10 during screening, and the redundant meshes 7 can increase the adhesive force of the first screen 1, the second screen 2 and the steel plate 6 formed by polyurethane.
Further, steel skeleton 5 includes steel sheet 6, and 6 one sides of steel sheet outer wall is close to both sides department and all sets up the through-hole 8 that is equidistant structure and distributes, and through-hole 8 is convenient for install and passes steel sheet 6 at the inside bolt of jack 4, and steel sheet 6 can be so that the impact resistance of screen cloth can promote to in the normal activity duration of extension shale shaker.
Further, mesh 7 that is equidistant structure and distributes is seted up on the outer wall of 6 one sides of steel sheet, and the mesh 7 is convenient for the material and passes through steel sheet 6, and unnecessary mesh 7 can increase the cohesive force of screen cloth 1, screen cloth two 2 and the steel sheet 6 that the polyurethane constitutes simultaneously, and mesh 7 and screen cloth hole 10 link up each other.
Furthermore, jacks 4 distributed in an equidistant structure are formed in the outer walls of one side of the first screen 1 and the second screen 2 close to the two side edges, bolts can conveniently penetrate through the first screen 4 through the jacks, the first screen 1, the second screen 2 and the steel skeleton 5 are mounted together, and the jacks 4 are communicated with the through holes 8.
Adopt above-mentioned protection network 3, metal fine mesh when protection network 3 is for can dismantling, when using this polyurethane screen cloth, protection network 3 can reduce the impact of material to this polyurethane screen cloth's the cause, can improve the antifriction ability of polyurethane screen cloth simultaneously.
In the following, some preferred embodiments or application examples are listed to help those skilled in the art to better understand the technical content of the present invention and the technical contribution of the present invention to the prior art:
example 1
An impact-resistant polyurethane screen for sand screening equipment comprises a first screen 1 and a second screen 2, wherein the first screen 1 and the second screen 2 are made of polyurethane, the first screen 1 is adhered to the outer wall of one side of the second screen 2, a groove 9 is formed between the first screen 1 and the second screen 2, the groove 9 is convenient for installing a steel framework 5 between the first screen 1 and the second screen 2, the steel framework 5 is clamped in the groove 9, the steel framework 5 can improve the impact resistance of the screen so as to prolong the normal operation time of a vibrating screen, a protective screen 3 is installed on the outer wall of one side of the first screen 1 through a bolt, the protective screen 3 is a detachable metal fine screen, when the polyurethane screen is used, the protective screen 3 can reduce the impact of materials on the polyurethane screen, the friction resistance of the polyurethane screen can be improved, screen holes 10 which are distributed in a structure are formed in the outer walls of the first screen 1 and the second screen 2 at equal intervals, the mesh openings 10 cooperate with the mesh openings 7 to facilitate the flow of material out of the screen.
The steel skeleton 5 comprises a steel plate 6, through holes 8 distributed in an equidistant structure are formed in the outer wall of one side of the steel plate 6 close to two sides, bolts arranged in the inserting holes 4 can conveniently penetrate through the steel plate 6 through the through holes 8, and the steel plate 6 can improve the impact resistance of the screen mesh so as to prolong the normal operation time of the vibrating screen; the outer wall of one side of the steel plate 6 is provided with meshes 7 which are distributed in an equidistant structure, the meshes 7 are convenient for materials to pass through the steel plate 6, meanwhile, the redundant meshes 7 can increase the adhesive force of the first screen mesh 1 and the second screen mesh 2 which are made of polyurethane and the steel plate 6, and the meshes 7 and the screen meshes 10 are communicated with each other; the outer walls of one sides of the first screen mesh 1 and the second screen mesh 2 are provided with inserting holes 4 distributed in an equidistant structure at positions close to two side edges, the inserting holes 4 facilitate bolts to penetrate through the screen meshes, therefore, the first screen mesh 1, the second screen mesh 2 and the steel skeleton 5 are installed together, and the inserting holes 4 are communicated with the through holes 8.
The working principle is as follows: when the vibrating screen provided with the screen is used, when materials enter the vibrating screen to be in contact with the polyurethane screen, the protective net 3 can reduce the impact of the materials on the polyurethane screen, and the friction resistance of the polyurethane screen can be improved, moreover, the polyurethane screen formed by the screen I1, the screen II 2 and the steel skeleton 5 has higher strength, and the impact resistance of the polyurethane screen can be improved, so that the normal operation time of the vibrating screen is prolonged, meanwhile, when the vibrating screen works, the materials can flow into the screen holes 10 on the screen I1 through the protective net 3, then the materials can flow out of the polyurethane screen through the screen holes 7 on the steel plate 6 again, and then the materials can flow out of the polyurethane screen through the screen holes 10 on the screen II 2, so that the screening processing of the materials is completed, meanwhile, the screen holes 7 on the steel plate 6 are more than the screen holes 10 on the screen I1 and the screen II 2, during screening, materials can flow out through the mutually communicated meshes 7 and the meshes 10, and the redundant meshes 7 can increase the adhesive force between the first screen mesh 1 and the second screen mesh 2 which are made of polyurethane and the steel plate 6, so that the practicability is improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides an impact-resistant polyurethane screen cloth for grit screening equipment, includes screen cloth (1) and screen cloth two (2), its characterized in that, screen cloth (1) bonds on screen cloth two (2) one side outer wall, seted up between screen cloth (1) and screen cloth two (2) recess (9), and the inside joint of recess (9) has steel skeleton (5), install protection network (3) through the bolt on the outer wall of screen cloth one side (1), all set up screen cloth hole (10) that are equidistance structural distribution on screen cloth (1) and screen cloth two (2) one side outer wall.
2. The impact-resistant polyurethane screen cloth for the sand and stone screening equipment as claimed in claim 1, wherein the steel skeleton (5) comprises a steel plate (6), and through holes (8) which are distributed in an equidistant structure are formed in the outer wall of one side of the steel plate (6) close to two sides.
3. An impact-resistant polyurethane screen cloth for sand and stone screening equipment as claimed in claim 2, characterized in that the outer wall of one side of the steel plate (6) is provided with meshes (7) which are distributed in an equidistant structure, and the meshes (7) and the screen holes (10) are communicated with each other.
4. The impact-resistant polyurethane screen cloth for the sand and stone screening equipment as claimed in claim 2, wherein the outer walls of one side of the first screen cloth (1) and the second screen cloth (2) close to the two side edges are provided with jacks (4) distributed in an equidistant structure, and the jacks (4) are communicated with the through holes (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121428533.1U CN214812565U (en) | 2021-06-26 | 2021-06-26 | Impact-resistant polyurethane screen mesh for sand and stone screening equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121428533.1U CN214812565U (en) | 2021-06-26 | 2021-06-26 | Impact-resistant polyurethane screen mesh for sand and stone screening equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214812565U true CN214812565U (en) | 2021-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121428533.1U Active CN214812565U (en) | 2021-06-26 | 2021-06-26 | Impact-resistant polyurethane screen mesh for sand and stone screening equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN214812565U (en) |
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2021
- 2021-06-26 CN CN202121428533.1U patent/CN214812565U/en active Active
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