CN211488492U - Totally enclosed washing sieve - Google Patents

Abstract

The utility model relates to a fully enclosed water washing screen, which comprises a support seat, a vibration damping spring is arranged on the support seat, a vibration box body is arranged on the vibration damper spring, and a side wall of the top of the vibration box body is provided with an exciter and a vibration exciter. For the motor connected to the vibration exciter, the top of the vibration box is provided with a sealing cover, one end of the vibration box is provided with a feeding port, and a first soft connection is provided between the feeding port and the vibration box, and the other end of the vibration box is provided with There is a discharge port, and a second soft connection is set between the discharge port and the vibration box. The inner and lower part of the vibration box is provided with a number of sieve plate units, and the adjacent two sieve plate units are arranged in a stepped shape. The lower part of the sieve plate unit is provided with an outlet for the under-sieve, and the corresponding position above the sieve plate unit is provided with a spray unit; it has a reasonable structure design, a fully enclosed design, safety and environmental protection, and the spray unit and the vibration box participate in vibration at the same time, and the screen The plate unit is distributed in a step-like manner, and the screening and cleaning are more thorough.

Description

A fully enclosed washing screen

technical field

The utility model relates to the technical field of stone washing screens, in particular to a fully enclosed water washing screen.

Background technique

The washing screen is rotated by the electric drive vibration exciter, and the eccentric block on the exciter generates the exciting force, which drives the material on the screen plate to make a parabolic motion upward. The water sprayed by the high-pressure water spray device separates the large and small particles of the material, and after sieving, the small particle material passes through the sieve plate to achieve the purpose of material classification. However, the existing water washing screen is an open type, and a spray device is used to spray water on the material. The spray device is above the screen body and does not participate in the vibration. It needs to occupy a part of the space height. During the operation of the vibrating screen, moisture and materials will splash to the outside. , Some materials are corrosive and have potential safety hazards, and the screen surface of the existing washing screen has the same slope, the screen surface inclination angle is large, and the material flow speed is fast, which is not conducive to the distribution of materials.

SUMMARY OF THE INVENTION

The purpose of the utility model is to overcome the deficiencies in the prior art, and to provide a fully enclosed water washing screen with a fully sealed structure, which is safe and environmentally friendly, with good washing effect and thorough screening.

The utility model is realized by the following technical solutions: it comprises a support seat, a vibration damping spring is arranged on the support seat, a vibration box body is arranged on the vibration damper spring, and a vibration exciter and an excitation device are arranged on the side wall of the top of the vibration box body. The motor connected to the vibrator, the top of the vibration box is provided with a sealing cover, one end of the vibration box is provided with a feeding port, a first soft connection is provided between the feeding port and the vibrating box, and the other end of the vibrating box is provided with a feeding port. There is a discharge port, a second soft connection is arranged between the discharge port and the vibration box, and a number of sieve plate units are arranged at the inner and lower part of the vibration box body. The lower part of the plate unit is provided with an underscreen outlet, and the corresponding position above the sieve plate unit is provided with a spray unit. The spray unit includes a main water pipe connected to the water source outside the vibration box, and a There is a ball valve switch at the position, the water distribution pipe extends into the interior of the vibration box and is arranged above the corresponding sieve plate unit, and there are several high-pressure nozzles on the water distribution pipe.

Preferably, the material of the water distribution pipe outside the vibration box is a metal hose, and the material of the water distribution pipe inside the vibration box is a metal pipe.

Preferably, the water distribution pipe and the vibration box are connected and fixed by flange bolts.

Preferably, the vibration exciter is a flange type vibration exciter, and an exciter protective cover is provided outside the vibration exciter.

Preferably, the inclination angle of the sieve plate unit is -5°.

Preferably, the height difference between the two adjacent sieve plate units is 80mm.

Preferably, the angle between the water spray line of the high-pressure spray head and the sieve plate unit is 48°.

Preferably, the high-pressure nozzles on the two adjacent water distribution pipes are alternately arranged.

Preferably, a protective cover is provided between the motor and the exciter.

The utility model has the advantages of reasonable structure design, fully enclosed design, safety and environmental protection, simultaneous vibration of the spray unit and the vibration box, stepped distribution of the sieve plate units, and more thorough screening and cleaning.

Description of drawings

Figure 1 is a schematic structural diagram of the utility model.

FIG. 2 is a top view of the structure of the utility model.

Figure 3 is a schematic diagram of the structure of the sieve plate unit of the present invention.

FIG. 4 is a schematic structural diagram of a spray unit of the present invention.

FIG. 5 is a schematic structural diagram of a single spray unit of the present invention.

Detailed ways

In the description of the present invention, it should also be noted that, unless otherwise expressly specified and limited, the terms "arrangement", "installation", "connection" and "connection" should be understood in a broad sense, for example, it may be a fixed connection It can also be a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

As shown in Figures 1, 2, 3, 4, and 5, the present utility model is a fully enclosed washing screen, comprising a support base 1, a vibration damping spring 2 on the support base 1, and a vibration damping spring 2 on the vibration damping spring 2. Box 3, the side wall of the top of the vibration box 3 is provided with a vibration exciter 4 and a motor 5 connected to the vibration exciter 4, the top of the vibration box 3 is provided with a sealing cover 6, and one end of the vibration box 3 is provided with The feeding port 7 is provided with a first soft connection 8 between the feeding port 7 and the vibrating box 3, and the other end of the vibrating box 3 is provided with a discharging port 9, and between the discharging port 9 and the vibrating box 3 There is a second soft connection 10, a number of sieve plate units 11 are arranged on the inner and lower part of the vibration box 3, and two adjacent sieve plate units 11 are arranged in a stepped shape, and the lower part of the sieve plate unit 11 is provided with an outlet for under-sieves 12. A spray unit is provided at a position corresponding to the top of the sieve plate unit 11. The spray unit includes a main water pipe 13 connected to the water source outside the vibration box 3, and a ball valve is provided at the position connected to the water distribution pipe 14 on the main water pipe 13. The switch 15 and the water distribution pipe 14 extend into the interior of the vibration box 3 and are arranged above the corresponding sieve plate unit 11 . The water distribution pipe 14 is provided with several high-pressure spray heads 16 . The material of the water distribution pipe 14 outside the vibration box 3 is a metal hose, and the material of the water distribution pipe 14 inside the vibration box 3 is a metal pipe. The water distribution pipe 14 and the vibration box 3 are connected and fixed by flange bolts 17 . The vibration exciter 4 is a flange type vibration exciter, and a vibration exciter protective cover 18 is provided outside the vibration exciter 4 . The inclination angle of the sieve plate unit 11 is -5°. The height difference between the two adjacent sieve plate units 11 is 80mm. The angle between the water spray line of the high pressure spray head 16 and the sieve plate unit 11 is 48°. The high-pressure spray heads 16 on the two adjacent water distribution pipes 14 are alternately arranged. A protective cover 19 is provided between the motor 5 and the exciter 4 .

When the utility model is in use, the motor 5 and the vibration exciter 4 are started, and the material enters the vibration box 3 from the feeding port 7. At this time, the ball valve switch 15 is turned on, and the water flows through the main water pipe 13, the water distribution pipe 14 and the high-pressure nozzle 16. The material is sprayed and screened and washed, the undersize in the screen wash is discharged through the undersize outlet 12, and the oversize material is discharged through the discharge port 9 to complete the screening process.

The vibration exciter 4 of the present invention is a flange type vibration exciter, which is installed on the screen help of the vibration box 3, which can reduce the height of the equipment and save the site space.

The vibration box body 3 of the present invention is provided with a sealing cover 6 for sealing, and a first soft connection 8 and a second soft connection 10 are respectively installed on the feeding port 7 and the discharging port 9 for soft connection sealing, which can realize full sealing Structural design prevents moisture and materials from splashing to the outside and avoids potential safety hazards.

The inclination angle of the sieve plate unit 11 of the present utility model is -5°, the adjacent two sieve plate units 11 are arranged in a stepped shape, and the height difference between the two adjacent sieve plate units 11 is 80mm, so the falling speed of such structural materials is slowed down, The water spray is more sufficient, the material is not easy to agglomerate, it is easy to be layered, and the cleaning and screening effect is better.

The spray unit of the utility model is installed in the middle of the vibration box 3, and is fixed with the screen of the vibration box 3 by flange bolts 17. Following the vibration of the screen body, the metal hose is a dynamic and static separation part, and the high-pressure spray head 16 sprays water. The angle between the line and the sieve plate unit 11 is 48°, and the high-pressure nozzles 16 on the two adjacent water distribution pipes 14 are alternately arranged to ensure that the water spray surface covers the entire screen surface, and the water spray is more uniform and thorough.

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model, All should be included within the protection scope of the present invention.

Claims (9)

1. A fully enclosed washing screen, comprising a support seat (1), a vibration damping spring (2) provided on the support seat (1), and a vibration box (3) provided on the vibration damping spring (2), characterized by: It is as follows: a vibration exciter (4) and a motor (5) connected to the vibration exciter (4) are arranged on the side wall of the top of the vibration box (3), and a sealing cover (6) is arranged on the top of the vibration box (3). ), one end of the vibrating box (3) is provided with a feeding port (7), and a first soft connection (8) is provided between the feeding port (7) and the vibrating box (3), and the vibrating box (3) The other end is provided with a discharge port (9), a second soft connection (10) is provided between the discharge port (9) and the vibration box (3), and the inner lower part of the vibration box (3) is provided with several The sieve plate unit (11) is arranged in steps between two adjacent sieve plate units (11). The lower part of the sieve plate unit (11) is provided with an undersieve outlet (12), which is connected to the upper part of the sieve plate unit (11). A spray unit is provided at the corresponding position. The spray unit includes a main water pipe (13) connected to the water source outside the vibration box (3), and a ball valve is provided at the position connected to the water distribution pipe (14) on the main water pipe (13). The switch (15), the water distribution pipe (14) extends into the interior of the vibration box (3) and is arranged above the corresponding sieve plate unit (11), and the water distribution pipe (14) is provided with a number of high-pressure nozzles (16) . 2. A fully enclosed washing screen according to claim 1, characterized in that: the material of the water distribution pipe (14) outside the vibration box (3) is a metal hose, and the water distribution pipe (14) is located in the outer part of the vibration box (3). The material inside the vibration box (3) is a metal tube. 3 . The fully enclosed water washing screen according to claim 1 , wherein the water distribution pipe ( 14 ) and the vibration box ( 3 ) are connected and fixed by flange bolts ( 17 ). 4 . 4. A fully enclosed water washing screen according to claim 1, characterized in that: the vibration exciter (4) is a flange type vibration exciter, and a vibration exciter is provided outside the vibration exciter (4). device guard (18). 5 . The fully enclosed water washing screen according to claim 1 , wherein the inclination angle of the screen plate unit ( 11 ) is -5°. 6 . 6 . The fully enclosed water washing screen according to claim 1 , wherein the height difference between the two adjacent sieve plate units ( 11 ) is 80 mm. 7 . 7 . The fully enclosed water washing screen according to claim 1 , wherein the angle between the water spray line of the high-pressure spray head ( 16 ) and the sieve plate unit ( 11 ) is 48°. 8 . 8 . The fully enclosed water washing screen according to claim 1 , wherein the high-pressure spray heads ( 16 ) on two adjacent water distribution pipes ( 14 ) are alternately arranged. 9 . 9 . The fully enclosed water washing screen according to claim 1 , wherein a protective cover ( 19 ) is provided between the motor ( 5 ) and the vibration exciter ( 4 ). 10 .

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