CN217250567U

CN217250567U - Anti-blocking high-frequency screen

Info

Publication number: CN217250567U
Application number: CN202221479404.XU
Authority: CN
Inventors: 黄勇宾
Original assignee: Xinxiang Kunlun Screening Machinery Design Co ltd
Current assignee: Xinxiang Kunlun Screening Machinery Design Co ltd
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2022-08-23
Anticipated expiration: 2032-06-14

Abstract

The utility model discloses an anti-blocking high-frequency screen, which comprises an outer casing, an anti-blocking mechanism, a screen and a vibration exciter, wherein a first screen box, a second screen box and a third screen box are arranged in the outer casing, screen hook plates are arranged at the left and right ends of the screen, a hanging plate is arranged on the inner wall of the first screen box, the screen hook plates are connected with the hanging plate, the anti-blocking mechanism is arranged below the screen, the anti-blocking mechanism comprises a supporting plate, a mounting seat and a guide pillar, a spring sleeve is arranged between the supporting plate and the mounting seat, the upper end of the guide pillar sequentially passes through the mounting seat and the spring sleeve to the upper part of the supporting plate, a top plate is arranged at the upper end of the guide pillar, a rubber strip is fixed on the top plate, and the rubber strip is butted with the screen; the utility model discloses sectional screen cloth structural design only needs to overhaul and change one of them section screen cloth, and every section screen cloth can independently be taut moreover, and under the high-frequency vibration of vibration exciter, high-frequency vibration is realized to the screen cloth, prevents that stifled mechanism can make the sieve mesh violently warp, forces the raw materials of wet stickness can not the stifled hole.

Description

Anti-blocking high-frequency screen

Technical Field

The utility model relates to a high frequency sieve technical field specifically is an prevent stifled high frequency sieve.

Background

In the process of material screening, for example, washing in the coal industry, coal blending in the coal industry, metallurgical furnace burden, coal-fired power generation screening and crushing, and various ore dressing industries, wet and sticky materials are frequently encountered, the material with high viscosity not only has high hardness and is easy to block a sieve pore, so that the screening efficiency is reduced, and the production cannot be normally carried out; the requirement of practical use cannot be met, so that the improved technology is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a prevent stifled high frequency sieve, the screen cloth structural design of segmentation only needs to overhaul and change one of them section screen cloth, and every section screen cloth can independently be taut moreover, and under the high-frequency vibration of vibration exciter, high-frequency vibration is realized to the screen cloth, prevents that stifled mechanism can make the sieve mesh violently warp, forces the raw materials of wet stickness can not the stifled hole to the problem in the background art can effectively be solved in the high-efficient screening.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prevent stifled high frequency sieve, includes outer casing, prevents stifled mechanism, screen cloth and vibration exciter, be provided with first sieve case, second sieve case and third sieve case in the outer casing, both ends are provided with screen cloth and collude the board about the screen cloth, are provided with the link plate on the inner wall of first sieve case, and screen cloth colludes the board and is connected with the link plate, prevent stifled mechanism setting in the below of screen cloth, prevent that stifled mechanism includes backup pad, mount pad, guide pillar, is provided with the spring housing between backup pad and the mount pad, the upper end of guide pillar passes the top of mount pad, spring housing to backup pad in proper order, and the upper end of guide pillar is provided with the roof, is fixed with the rubber strip on the roof, and the rubber strip is contradicted with the screen cloth, be provided with spring II in the spring housing, be provided with the slide on the guide pillar, slide and spring housing inner wall sliding connection, the upper end and the slide fixed connection of spring II.

Further, the second sieve box and the third sieve box have the same structure as the first sieve box.

Further, still include the motor frame, the motor frame sets up the side at the outer case shell, is provided with the motor on the motor frame, and the motor sets up to three, be provided with the vibration exciter on first sieve case, second sieve case, the third sieve case respectively, the output shaft of motor passes through the shaft coupling and is connected with the vibration exciter, every the vibration exciter adopt one motor drive, through motor drive vibration exciter work, the vibration exciter drives three sieve case independent vibration respectively, and the screen cloth on the sieve case carries out irregular vibration under the high-frequency vibration of vibration exciter, prevents that the guide pillar on the stifled mechanism also can reciprocate, makes the screen cloth violently warp through the rubber strip to force the raw materials of wet stickness can not the blanking hole, guarantees smooth screening.

Further, still include the chassis, be provided with the support on the chassis, be provided with spring I between the top of support and the outer shell, the upper end of outer shell is equipped with the feed inlet, and outer shell is to three sieve case overall seal, response environmental protection and requirement, and spring I reliably supports outer case shell, improves the vibration effect simultaneously.

Further, the screen cloth is provided with the baffle on colluding the board, is connected through the flexonics cloth between link plate on the adjacent sieve case and the baffle, plays the effect of excessive connection between the sieve case through the flexonics cloth, prevents simultaneously that the material that does not sieve from falling between the sieve case, improves the quality of screening.

Furthermore, the screen adopts a string woven screen or a composite screen.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses on set up the screen cloth and collude the board, collude the installation that board and link plate cooperation made things convenient for the screen cloth through the screen cloth, and can be independently taut with the screen cloth, through motor drive vibration exciter work, the vibration exciter drives three screen box independent vibration respectively, and the screen cloth on the screen box carries out irregular vibration under the high-frequency vibration of vibration exciter, prevents that the guide pillar in the stifled mechanism also can reciprocate, makes the screen cloth through the rubber strip and gets the sieve mesh and violently warp to force the raw materials of wet stickness can not the blind hole, guarantee that the screening is smooth.

2. The utility model discloses on set up outer housing, through outer housing to three sieve case whole seal, response environmental protection and requirement, spring I reliably supports to outer housing, improves the vibration effect simultaneously, plays the effect of excessively connecting between the sieve case through the flexible connection cloth, prevents simultaneously that the material that does not sieve from falling between the sieve case, improves the quality of screening.

3. The utility model discloses on set up spring II, spring II promotes the guide pillar on the slide upwards, makes the tight screen cloth in rubber strip top, and reciprocating motion is under elastic effect to the guide pillar, and the vibration of cooperation screen cloth reaches the purpose of net cleaning, the utility model discloses sectional screen cloth structural design only needs to overhaul and change one of them section screen cloth, and every section screen cloth can independently be taut moreover, and under the high-frequency vibration of vibration exciter, the screen cloth realizes high-frequency vibration, and anti-blocking mechanism can make the sieve mesh violently warp, forces the raw materials of wet stickness can not the blanking hole to high-efficient screening.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a left side view of the structure of the present invention;

FIG. 3 is a schematic view of the structure of the sieve box of the present invention;

fig. 4 is the schematic structural diagram of the anti-blocking mechanism of the present invention.

In the figure: 1 feed inlet, 2 first sieve casees, 3 prevent stifled mechanisms, 4 screens, 5 second sieve casees, 6 vibration exciters, 7 flexible connection cloth, 8 spring I, 9 third sieve casees, 10 supports, 11 outer shells, 12 chassis, 13 motor framves, 14 motors, 15 baffles, 16 screen cloth collude board, 17 link plates, 18 backup pads, 19 rubber strips, 20 roof, 21 guide pillar, 22 slides, 23 mount pads, 24 spring II, 25 spring housing.

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.

Example one

Referring to fig. 1-4, the present invention provides a technical solution: an anti-blocking high-frequency screen comprises an outer casing 11, an anti-blocking mechanism 3, a screen 4 and a vibration exciter 6, wherein a first screen box 2, a second screen box 5 and a third screen box 9 are arranged in the outer casing 11, the screen boxes are fixed on the inner wall of the outer casing 11, the anti-blocking high-frequency screen also comprises a base frame 12, a support 10 is arranged on the base frame 12, a spring I8 is arranged between the top end of the support 10 and the outer casing 11, a feed inlet 1 is arranged at the upper end of the outer casing 11, the outer casing 11 is wholly sealed against the three screen boxes, the spring I8 reliably supports the outer casing 11 and improves the vibration effect at the same time, screen hook plates 16 are arranged at the left end and the right end of the screen 4, the screen 4 adopts a string woven screen or a composite screen, hanging plates 17 are arranged on the inner wall of the first screen box 2, the screen hook plates 16 are connected with the hanging plates 17, baffle plates 15 are arranged on the screen hook plates 16, the hanging plates 17 on the adjacent screen boxes are connected with the baffle plates 15 through flexible connecting cloth 7, the anti-blocking mechanism 3 is arranged below the screen mesh 4, the anti-blocking mechanism 3 comprises a supporting plate 18, a mounting seat 23 and a guide post 21, the supporting plate 18 is positioned above the mounting seat 23, the supporting plate 18 and the mounting seat 23 are respectively fixed on the inner wall of the screen mesh 4, a spring sleeve 25 is arranged between the supporting plate 18 and the mounting seat 23, the upper end of the guide post 21 sequentially penetrates through the mounting seat 23 and the spring sleeve 25 to be above the supporting plate 18, a top plate 20 is arranged at the upper end of the guide post 21, a rubber strip 19 is fixed on the top plate 20, the rubber strip 19 is abutted against the screen mesh 4, a spring II 24 is arranged in the spring sleeve 25, a sliding plate 22 is arranged on the guide post 21, the sliding plate 22 is in sliding connection with the inner wall of the spring sleeve 25, and the upper end of the spring II 24 is fixedly connected with the sliding plate 22, spring II 24 pushes guide pillar 21 on slide 22 upwards, makes rubber strip 19 top tight screen cloth 4, and guide pillar 21 reciprocating motion under elastic effect, and the vibration of cooperation screen cloth 4 reaches the mesh of cleaning, and second sieve case 5, third sieve case 9 are the same with first sieve case 2 structure.

Still include motor frame 13, motor frame 13 sets up the side of outer case shell 11, be provided with motor 14 on motor frame 13, motor 14 sets up to three, be provided with vibration exciter 6 on first sieve case 2, second sieve case 5, the third sieve case 9 respectively, the output shaft of motor 14 passes through the shaft coupling and is connected with vibration exciter 6, every vibration exciter 6 adopts the drive of a motor 14, drive vibration exciter 6 work through motor 14, vibration exciter 6 drives three sieve case independent vibration respectively, screen cloth 4 on the sieve case carries out irregular vibration under the high-frequency vibration of vibration exciter 6, guide pillar 21 on anti-blocking mechanism 3 also can reciprocate, make screen cloth 4 sieve mesh violently warp through rubber strip 19, thereby force the raw materials of wet stickness can not the stifled hole, guarantee to sieve smoothly, the utility model discloses sectional screen cloth 4 structural design, only need overhaul and change one of them section screen cloth 4, and every section screen cloth 4 can independently be taut, and under the high-frequency vibration of vibration exciter 6, screen cloth 4 realizes high-frequency vibration, prevents that stifled mechanism 3 can make the sieve mesh violently warp, forces the raw materials of wet stickness can not the stifled hole to high-efficient screening.

When in use: starting a motor 14, driving the screen box to vibrate by the motor 14 through a vibration exciter 6, enabling the materials to enter a screen 4 of a first screen box 2 through a feeding port 1, screening by the screen 4, then sequentially screening by a second screen box 5 and a third screen box 9, and discharging the screened large-particle materials from the right end of the third screen box 9; the screen cloth colludes board 16 and link plate 17 cooperation, makes things convenient for screen cloth 4's installation, and can independently be taut with screen cloth 4, and spring II 24 promotes guide pillar 21 on the slide 22 upwards, makes rubber strip 19 top tight screen cloth 4, and guide pillar 21 reciprocating motion under elastic effect cooperates the vibration of screen cloth 4, reaches the purpose of net cleaning.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an prevent stifled high frequency sieve, includes outer container (11), prevents stifled mechanism (3), screen cloth (4) and vibration exciter (6), its characterized in that: a first sieve box (2), a second sieve box (5) and a third sieve box (9) are arranged in the outer case (11), sieve hook plates (16) are arranged at the left end and the right end of the sieve (4), hanging plates (17) are arranged on the inner wall of the first sieve box (2), the sieve hook plates (16) are connected with the hanging plates (17), the anti-blocking mechanism (3) is arranged below the sieve (4), the anti-blocking mechanism (3) comprises a supporting plate (18), a mounting seat (23) and a guide pillar (21), a spring sleeve (25) is arranged between the supporting plate (18) and the mounting seat (23), the upper end of the guide pillar (21) sequentially penetrates through the mounting seat (23) and the spring sleeve (25) to the upper part of the supporting plate (18), a top plate (20) is arranged at the upper end of the guide pillar (21), a rubber strip (19) is fixed on the top plate (20), the rubber strip (19) is abutted against the sieve (4), and a spring (24) is arranged in the spring sleeve (25), a sliding plate (22) is arranged on the guide post (21), the sliding plate (22) is in sliding connection with the inner wall of the spring sleeve (25), and the upper end of the spring II (24) is fixedly connected with the sliding plate (22).

2. The anti-blocking high-frequency screen according to claim 1, characterized in that: the second sieve box (5) and the third sieve box (9) have the same structure as the first sieve box (2).

3. The anti-blocking high-frequency screen according to claim 1, characterized in that: still include motor frame (13), motor frame (13) set up the side of outer case shell (11), are provided with motor (14) on motor frame (13), and motor (14) set up to three, be provided with vibration exciter (6) on first sieve case (2), second sieve case (5), third sieve case (9) respectively, the output shaft of motor (14) passes through the shaft coupling and is connected with vibration exciter (6), every vibration exciter (6) adopt one motor (14) drive.

4. The anti-blocking high-frequency screen according to claim 1, characterized in that: still include chassis (12), be provided with support (10) on chassis (12), be provided with spring I (8) between the top of support (10) and outer shell (11), the upper end of outer shell (11) is equipped with feed inlet (1).

5. The anti-blocking high-frequency screen according to claim 2, characterized in that: the screen cloth hook plate (16) is provided with a baffle (15), and the hanging plate (17) on the adjacent screen box is connected with the baffle (15) through flexible connecting cloth (7).

6. The anti-blocking high-frequency screen according to claim 1, characterized in that: the screen (4) is a string woven screen or a composite screen.