Vibrating screen self-cleaning device

Abstract

The utility model discloses a vibrating screen self-cleaning device which comprises a frame shaped like a Chinese character'hui ', a vibrating screen is installed on the frame shaped like the Chinese character'hui', the vibrating screen comprises a plurality of screen bars, and a cleaning structure is installed on the frame shaped like the Chinese character'hui 'and located above the screen bars. The utility model relates to the technical field of vibrating screens, before screening work, a rectangular block is aligned with a mounting groove, a knocking sleeve part on an n-shaped rod is aligned with a plurality of screen bars, then a barrier strip is mounted on a mounting strip through two threaded components, the rectangular block is prevented from moving, and when the vibrating screen works, the plurality of screen bars vibrate up and down, so that the screening efficiency is improved. The vibrating screen is arranged on the vibrating screen and collides with the knocking sleeve, residual materials on the multiple screen bars are vibrated off, the multiple screen bars are cleaned, the multiple screen bars are cleaned in the vibrating process, the screening quality is guaranteed, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a vibrating screen technology field, concretely is a vibrating screen self -cleaning device. BACKGROUND

[0002] The requirement of blast furnace production to raw material is high, ripe, stable, pure, small and uniform, and in the process of present economic burden smelting, it is especially important to ensure pure burden charging, and pure burden charging is also the necessary condition for maintaining stable and smooth furnace condition. The existing treatment of burden is to feed through the vibrating feeder to realize uniform feeding and improve the capacity of pure burden charging. In the case of more small particles of burden or wet burden, the phenomenon of paste blocking between vibrating screen bars by small particles or wet powder occurs, and cleaning structure needs to be used for cleaning. The automatic cleaning device of the vibrating screen screen mesh disclosed in the patent document with the publication number CN219965594U discloses a cleaning roller and a driving mechanism, the cleaning roller is rotatably connected between the driving mechanisms; the cleaning roller includes a roller, a shaft core position of the roller is fixed with a rotating shaft, and the outer side surface of the roller is uniformly fixed with a plug rod; in the patent document, the screen surface is cleaned by the cleaning roller, and the cleaning work cannot be performed during the vibration work, so that when the blockage occurs, the dredging treatment cannot be performed in time, and the working efficiency is affected.

[0003] In view of the above problems, there may be technical means to solve the problems in the prior art, but the present case wants to provide an alternative or replacement technical solution. CONTENT OF THE UTILITY MODEL

[0004] To solve the problems proposed in the background art, the utility model realizes the following technical scheme: a vibrating screen self-cleaning device, comprising a back-shaped frame, a vibrating screen is installed on the back-shaped frame, the vibrating screen comprises a plurality of screen bars, a cleaning structure is installed on the back-shaped frame, and the cleaning structure is located above the plurality of screen bars.

[0005] The cleaning structure comprises four supporting rods, the four supporting rods are symmetrically installed on the upper wall of the back-shaped frame with the vibrating screen as the center, two installation strips are installed on the four supporting rods, the two installation strips are arranged on the two sides of the vibrating screen and are parallel to the plurality of screen bars, a plurality of installation grooves are equidistantly arranged on the two installation strips, a rectangular block is installed on each installation groove, a few type rods are installed on the rectangular block, a knocking sleeve is movably sleeved on the few type rods, and a pressing assembly is installed on the two installation strips.

[0006] Preferably, the pressing assembly comprises a blocking strip, the blocking strip is installed on the upper wall of the installation strip, a groove is formed in the blocking strip, the groove is movably attached to the rectangular block, and the blocking strip and the installation strip are fixed to each other through two threaded assemblies.

[0007] Preferably, each of the threaded assemblies comprises a bolt movably inserted on the blocking strip and the mounting strip, and a nut is threadedly sleeved on the bolt.

[0008] Preferably, the vibrating screen comprises four springs symmetrically mounted on the back-shaped frame, a support rod is mounted on each of the four springs, a screen frame is mounted on the support rod, a vibrating motor is mounted on the screen frame, and a plurality of screen rods are equidistantly mounted on the screen frame.

[0009] Preferably, a plurality of supporting legs are mounted on the lower wall of the back-shaped frame.

[0010] Preferably, the distance between the knocking sleeve and the screen rod is 0.5 cm.

[0011] Beneficial effects

[0012] The utility model provides a kind of vibrating screen self-cleaning device, compared with prior art, with the following beneficial effects: before carrying out screening work, aligning rectangular block installation slot, make several type of rod knocking sleeve part align multiple screen rods, subsequently blocking strip is installed on mounting strip by two threaded assemblies, prevent rectangular block to move, when vibrating screen works, multiple screen rods are vibrated up and down, and knock sleeve is mutually collided, and the material remaining on multiple screen rods is vibrated off, realize the cleaning of multiple screen rods, clean multiple screen rods in the vibration process, guarantee screening quality, improve work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is a top view angle three-dimensional structure schematic view of the utility model one kind vibrating screen self-cleaning device.

[0014] Fig. 2 It is a bottom view angle three-dimensional structure schematic view of the utility model one kind vibrating screen self-cleaning device.

[0015] Fig. 3 It is a partial three-dimensional structure schematic view of the utility model one kind vibrating screen self-cleaning device.

[0016] In the drawing: 1, back-shaped frame, 2, screen rod, 3, support rod, 4, mounting strip, 5, several type of rod, 6, knocking sleeve, 7, blocking strip, 8, rectangular block, 9, bolt, 10, nut, 11, spring, 12, support rod, 13, screen frame, 14, vibrating motor, 15, supporting leg. DETAILED DESCRIPTION

[0017] Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the scope of protection of the utility model.

[0018] Embodiment: by the person skilled in the art, all electrical components in the case and its adapted power supply are connected by wire, and should be selected according to the actual situation, the appropriate controller to meet the control requirements, the specific connection and control order should refer to the working principle of the above, the order of work between each electrical component is completed, and the detailed connection method is the public technical knowledge in the art. The working principle and process are mainly introduced below, and the electrical control is not described.

[0019] Please refer to Figs. 1-3 In order to solve the problem that the cleaning work of the screen cannot be carried out in the vibration work, and the blockage cannot be timely dredged, affecting the work efficiency, the technical scheme is designed, and the detailed technical scheme is as follows.

[0020] A kind of vibrating screen self-cleaning device, including back type frame 1, vibrating screen is installed on back type frame 1, vibrating screen includes multiple sieve bars 2, cleaning structure is installed on back type frame 1, and cleaning structure is located at the upper part of multiple sieve bars 2;

[0021] It should be noted that the vibrating screen works, and the material is subjected to high-frequency vibration on multiple sieve bars 2, and constantly jumps and rolls, so as to realize screening. With the vibration of the material, particles smaller than the gap between the sieve bars 2 can smoothly pass through the gap between the adjacent two sieve bars 2, and the particles meeting the specifications continue to stay on the screen surface.

[0022] Specifically, the cleaning structure includes four supporting rods 3, which are symmetrically installed on the upper wall of the back type frame 1 with the vibrating screen as the center, two installation strips 4 are installed on the four supporting rods 3, the two installation strips 4 are arranged on the two sides of the vibrating screen and are parallel to the multiple sieve bars 2, multiple installation grooves are equidistantly arranged on the two installation strips 4, a rectangular block 8 is installed on each installation groove, a few type rods 5 are installed on the rectangular block 8, a knocking sleeve 6 is movably sleeved on the few type rods 5, and a pressing assembly is installed on the two installation strips 4.

[0023] Specifically, the pressing assembly includes a blocking strip 7, which is installed on the upper wall of the installation strip 4, a groove is formed in the blocking strip 7, the groove is movably attached to the rectangular block 8, and the blocking strip 7 and the installation strip 4 are fixed to each other by two threaded assemblies.

[0024] It should be noted that before the screening work, the rectangular block 8 is aligned with the installation groove, so that the knocking sleeve 6 part of the few type rods 5 is aligned with the multiple sieve bars 2, then the blocking strip 7 is installed on the installation strip 4 through the two threaded assemblies, to prevent the rectangular block 8 from moving, when the vibrating screen works, the multiple sieve bars 2 vibrate up and down and collide with the knocking sleeve 6, to shake off the residual material on the multiple sieve bars 2, to realize the cleaning of the multiple sieve bars 2. Clean the multiple sieve bars 2 during the vibration process to ensure the screening quality and improve the work efficiency.

[0025] Specifically, each threaded assembly comprises a bolt 9 movably inserted on the baffle 7 and the mounting strip 4, and the bolt 9 is sleeved with a nut 10 through threads;

[0026] It should be noted that the baffle 7 and the mounting strip 4 are fixedly connected with each other by movably inserting the bolt 9 on the baffle 7 and the mounting strip 4, and cooperating the nut 10 with the bolt 9;

[0027] Specifically, the vibrating screen comprises four springs 11 symmetrically installed on the back-shaped frame 1, a support rod 12 installed on each of the four springs 11, a screen frame 13 installed on the support rod 12, a vibrating motor 14 installed on the screen frame 13, and a plurality of screen bars 2 equidistantly installed on the screen frame 13.

[0028] It should be noted that the screen frame 13 drives the plurality of screen bars 2 to vibrate up and down under the action of the springs 11 and the support of the support rod 12 by the working of the vibrating motor 14.

[0029] As preferred, further, a plurality of supporting legs 15 are installed on the lower wall of the back-shaped frame 1 for supporting the device.

[0030] As preferred, further, the distance between the knocking sleeve 6 and the screen bar 2 is 0.5 cm, which leaves space for the up and down movement of the screen bar 2.

[0031] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A self-cleaning device for a vibrating screen, comprising a back frame (1), characterized in that, The back-shaped frame (1) is provided with a vibrating screen, the vibrating screen comprises a plurality of screen bars (2), and the back-shaped frame (1) is provided with a cleaning structure above the plurality of screen bars (2); The cleaning structure comprises four supporting rods (3), the four supporting rods (3) are symmetrically arranged on the upper wall of the back-shaped frame (1) with the vibrating screen as the center, two installation strips (4) are arranged on the four supporting rods (3), the two installation strips (4) are arranged on the two sides of the vibrating screen and are parallel to the plurality of screen bars (2), a plurality of installation grooves are equidistantly arranged on the two installation strips (4), a rectangular block (8) is arranged in each installation groove, a J-shaped rod (5) is arranged on the rectangular block (8), a knocking sleeve (6) is movably sleeved on the J-shaped rod (5), and a pressing assembly is arranged on the two installation strips (4).

2. A self-cleaning screen according to claim 1, wherein, The pressing assembly comprises a blocking strip (7), the blocking strip (7) is arranged on the upper wall of the installation strip (4), a groove is formed in the blocking strip (7), the groove is movably attached to the rectangular block (8), and the blocking strip (7) and the installation strip (4) are fixed through two threaded assemblies.

3. A self-cleaning screen device according to claim 2, wherein, Each threaded assembly comprises a bolt (9), the bolt (9) is movably inserted into the blocking strip (7) and the installation strip (4), and a nut (10) is threadedly sleeved on the bolt (9).

4. A self-cleaning screen according to claim 1, wherein, The vibrating screen comprises four springs (11), the four springs (11) are symmetrically arranged on the back-shaped frame (1), a supporting rod (12) is arranged on each spring (11), a screen frame (13) is arranged on the supporting rod (12), a vibrating motor (14) is arranged on the screen frame (13), and a plurality of screen bars (2) are equidistantly arranged on the screen frame (13).

5. A self-cleaning screen assembly as defined in claim 1, wherein, A plurality of supporting legs (15) are arranged on the lower wall of the back-shaped frame (1).

6. A self-cleaning screen shaker according to claim 1, wherein, The distance between the knocking sleeve (6) and the screen bar (2) is 0.5 cm.

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