Screen plate for vibrating screen

Abstract

The utility model relates to the technical field of sieve plates, in particular to a sieve plate for a vibrating screen, which comprises a mounting T-shaped iron, a longitudinal beam is movably connected to the upper surface of the mounting T-shaped iron, and the sieve plate is characterized in that a pair of first fixing bolts is rotatably connected to one side wall of the mounting T-shaped iron; a pair of T-shaped iron and cross beam mounting threaded holes is formed in the two sides of the upper surface of the mounting T-shaped iron, the upper surface of the longitudinal beam is movably connected with a polyurethane buffer base plate, the upper surface of the polyurethane buffer base plate is movably connected with a sieve plate body, and sieve holes are formed in the sieve plate body. The polyurethane buffer base plate is made of a rubber material, is used for reducing mechanical vibration and impact, can absorb and disperse mechanical stress and can prevent the sieve plate body from being scratched, abraded or damaged, so that the service life of the sieve plate is prolonged, the sieve plate is convenient to disassemble, and the cost is reduced. And therefore, a worker can maintain and replace the device conveniently.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of sieve plate, concretely to a sieve plate for vibrating screen. BACKGROUND

[0002] The vibrating screen is a sieve plate matched reasonably by using the principle of vibrating motor or exciter, so that the material is thrown up on the sieve surface and moves forward as a parabola, thereby achieving the purpose of screening. The current sieve plate is a planar sieve plate, mostly punched or woven. The purpose of screening is to divide the material into different particle size products according to certain particle size, usually divided into sieve above and sieve below, the sieve above is the product larger than a certain particle size, and the sieve below is the product smaller than a certain particle size.

[0003] The sieve plate in the prior art is inconvenient to stably install and prevent loosening, has the disadvantages of low screening efficiency, high mismatch rate, short service life, high maintenance cost, and inconvenient maintenance. SUMMARY

[0004] In view of the deficiencies of the prior art, the utility model provides a sieve plate for vibrating screen, which has the advantages of low energy consumption and high screening efficiency, and solves the problem of poor use effect of the existing equipment.

[0005] To achieve the above object, the utility model discloses the following technical scheme: a sieve plate for vibrating screen, including installation T type iron, the upper surface of installation T type iron is connected with longitudinal beam, characterized by: one side wall of installation T type iron is connected with a pair of first fixed bolt, a pair of T type iron and beam installation screw hole is set up on the both sides of the upper surface of installation T type iron, the upper surface of longitudinal beam is connected with polyurethane buffer pad, the upper surface of polyurethane buffer pad is connected with sieve plate body, the inside of sieve plate body is equipped with sieve hole.

[0006] Preferably, the upper surface of the sieve plate body is movably connected with a pressing plate, the upper surface of the pressing plate is fixedly connected with a protective plate, the protective plate is triangular in shape, and the upper surface of the pressing plate is movably connected with a pair of annular buffer anti-looseness washers.

[0007] Preferably, the inside of the sieve plate body is provided with a first mounting hole, the inside of the polyurethane buffer pad is provided with a second mounting hole, and the inside of the longitudinal beam is provided with a third mounting hole.

[0008] Preferably, the upper surface of the annular buffer anti-looseness washer is movably connected with a flower nut, the upper surface of the flower nut is movably connected with a retreat-stop washer, the inside of the retreat-stop washer is threaded through with an anti-looseness compression bolt, the outer wall of the anti-looseness compression bolt is threadedly connected with a T-shaped bolt, and the T-shaped bolt and a hexagonal bolt are threaded through the inside of the first mounting hole, the second mounting hole and the third mounting hole.

[0009] Preferably, the shape of the longitudinal beam is L-shaped, the material of the polyurethane cushion plate is rubber pad, and the shape of the screen plate body is wave-shaped.

[0010] Advantages

[0011] The utility model provides a screen plate for vibrating screen, which has the following advantages compared with the prior art:

[0012] (1) The wave-shaped screen plate body can increase the screening efficiency compared with the flat screen plate, the polyurethane cushion plate is made of rubber material to reduce mechanical vibration and impact, and can also absorb and disperse mechanical stress, thereby preventing the screen plate body from being scratched, worn or damaged, thereby prolonging the service life of the screen plate, and the annular buffer lock washer can buffer the friction between the pressing plate and the lock bolt, and the screen plate can be easily disassembled for maintenance and replacement. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 FIG. 1 is a schematic view of the screen plate structure of the embodiment of the utility model;

[0014] Figure 2 FIG. 2 is a schematic view of the separated overall structure of the embodiment of the utility model;

[0015] Figure 3 FIG. 3 is an enlarged view of A in the embodiment of the utility model; Figure 2

[0016] Figure 4 FIG. 4 is a partial assembly sectional view of the embodiment of the utility model;

[0017] Figure 5 FIG. 5 is a structure view of the annular buffer lock washer of the embodiment of the utility model.

[0018] In the figure: 1, mounting T-shaped iron; 2, first fixing bolt; 3, T-shaped iron and crossbeam mounting threaded hole; 4, longitudinal beam; 5, polyurethane cushion plate; 6, screen plate body; 7, screen hole; 8, pressing plate; 9, guard plate; 10, first mounting hole; 11, second mounting hole; 12, third mounting hole; 13, annular buffer lock washer; 14, blooming nut; 15, retreat stop washer; 16, lock bolt; 17, T-shaped bolt. DETAILED DESCRIPTION

[0019] ​With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present application.

[0020] Embodiment 1

[0021] Please refer to Figures 1-5 In the embodiment, a sieve plate for a vibrating screen is provided, which comprises a mounting T-shaped iron 1, a longitudinal beam 4 movably connected to the upper surface of the mounting T-shaped iron 1, a pair of first fixing bolts 2 rotatably connected to one side wall of the mounting T-shaped iron 1, a pair of T-shaped iron and beam mounting threaded holes 3 formed on both sides of the upper surface of the mounting T-shaped iron 1, a polyurethane buffer pad 5 movably connected to the upper surface of the longitudinal beam 4, a sieve plate body 6 movably connected to the upper surface of the polyurethane buffer pad 5, and sieve holes 7 formed in the sieve plate body 6. The first fixing bolts 2 can connect the mounting T-shaped iron 1 and the longitudinal beam 4, the T-shaped iron and beam mounting threaded holes 3 can connect the mounting T-shaped iron 1 and the device, the polyurethane buffer pad 5 can prevent the sieve plate body 6 from being scratched, worn or damaged, and can also increase the service life of the sieve plate body 6.

[0022] Preferably, the upper surface of the sieve plate body 6 is movably connected to a pressing plate 8, the upper surface of the pressing plate 8 is fixedly connected to a protective plate 9, the protective plate 9 is triangular in shape, the upper surface of the pressing plate 8 is movably connected to a pair of annular buffer lock washers 13, the protective plate 9 can protect the blooming nut 14, the blooming nut 14 and the pressing plate 8 use the annular buffer lock washers 13 to achieve buffering, and also achieve sealing effect, thereby avoiding liquid inflow and causing corrosion.

[0023] Preferably, the sieve plate body 6 has a first mounting hole 10 formed therein, the polyurethane buffer pad 5 has a second mounting hole 11 formed therein, and the longitudinal beam 4 has a third mounting hole 12 formed therein. The first mounting hole 10, the second mounting hole 11 and the third mounting hole 12 are matched with a T-shaped bolt 17 to assemble the sieve plate body 6, the longitudinal beam 4 and the polyurethane buffer pad 5.

[0024] Preferably, the upper surface of the annular buffering anti-loose washer 13 is movably connected with a flower nut 14, the upper surface of the flower nut 14 is movably connected with a retreat-stop washer 15, the interior of the retreat-stop washer 15 is threaded through with an anti-loose compression bolt 16, the outer wall of the anti-loose compression bolt 16 is threaded with a T-shaped bolt 17, and the T-shaped bolt 17 and the hexagonal bolt penetrate the interior of the first mounting hole 10, the second mounting hole 11 and the third mounting hole 12, the annular buffering anti-loose washer 13 can buffer between the flower nut 14 and the pressing plate 8, and the cooperation of the anti-loose compression bolt 16 and the T-shaped bolt 17 can install and dismount the whole.

[0025] Preferably, the shape of the longitudinal beam 4 is L-shaped, the material of the polyurethane buffering washer plate 5 is rubber pad, and the shape of the sieve plate body 6 is wave-shaped, the L-shaped longitudinal beam 4 can support the polyurethane buffering washer plate 5, the polyurethane buffering washer plate 5 can buffer the longitudinal beam 4 and the sieve plate body 6, the wave-shaped sieve plate body 6 can improve the screening efficiency compared with the conventional planar sieve plate, and the cooperation between the parts can also facilitate maintenance.

[0026] In use, the longitudinal beam 4 is assembled with the mounting T-shaped iron 1, the first fixing bolt 2 is used to limit the longitudinal beam 4 and the mounting T-shaped iron 1, then the polyurethane buffering washer plate 5, the sieve plate body 6 and the pressing plate 8 are stacked in sequence, the polyurethane buffering washer plate 5 is connected with the longitudinal beam 4, then the T-shaped bolt 17 penetrates the interior of the first mounting hole 10, the second mounting hole 11 and the third mounting hole 12, the top end of the T-shaped bolt 17 is moved to the interior of the flower nut 14, the annular buffering anti-loose washer 13 is placed into the lower end of the flower nut 14, the annular buffering anti-loose washer 13 is arranged on the upper surface of the pressing plate 8, the flower nut 14 is placed on the upper side of the annular buffering anti-loose washer 13, the retreat-stop washer 15 is placed on the upper side of the flower nut 14, the anti-loose compression bolt 16 penetrates the interior of the retreat-stop washer 15 and the flower nut 14, and the top end of the anti-loose compression bolt 16 is threadedly connected with the top end of the T-shaped bolt 17, so that the whole is installed.

[0027] The preferred embodiments disclosed above are only used to help describe the utility model. The preferred embodiments do not describe all the details and limit the utility model to the specific implementation. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the utility model, so that the person skilled in the art can well understand and use the utility model. The utility model is limited by the claims and the whole scope and equivalents.

Claims

1. A screen plate for a vibrating screen, comprising a mounting T iron (1), the upper surface of the mounting T iron (1) being movably connected with a longitudinal beam (4), characterized in that: The side wall of the installation T-shaped iron (1) is rotatably connected with a pair of first fixing bolts (2), a pair of T-shaped iron and beam mounting threaded holes (3) are arranged on the upper surface of the installation T-shaped iron (1), the upper surface of the longitudinal beam (4) is movably connected with a polyurethane buffer pad plate (5), the upper surface of the polyurethane buffer pad plate (5) is movably connected with a sieve plate body (6), and the sieve plate body (6) is internally provided with sieve holes (7).

2. A screen deck for a vibrating screen as claimed in claim 1, characterised in that: The upper surface of the sieve plate body (6) is movably connected with a pressing plate (8), the upper surface of the pressing plate (8) is welded with a protective plate (9), the protective plate (9) is triangular, and the upper surface of the pressing plate (8) is movably connected with a pair of annular buffer anti-loose washers (13).

3. A screen deck for a vibrating screen as claimed in claim 1, wherein: The inside of the sieve plate body (6) is provided with a first mounting hole (10), the inside of the polyurethane buffer pad plate (5) is provided with a second mounting hole (11), and the inside of the longitudinal beam (4) is provided with a third mounting hole (12).

4. A screen deck for a vibrating screen as claimed in claim 2, characterised in that: The upper surface of the annular buffer anti-loose washer (13) is movably connected with a flower nut (14), the upper surface of the flower nut (14) is movably connected with a retreat stop washer (15), the inside of the retreat stop washer (15) is threaded through with a anti-loose pressing bolt (16), the outer wall of the anti-loose pressing bolt (16) is threaded with a T-shaped bolt (17), and the T-shaped bolt (17) and the hexagonal bolt are threaded through the inside of the first mounting hole (10), the second mounting hole (11) and the third mounting hole (12).

5. A screen deck for a vibrating screen as claimed in claim 1, characterized in that: The longitudinal beam (4) is L-shaped, the material of the polyurethane buffer pad plate (5) is rubber pad, and the sieve plate body (6) is wave-shaped.

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