Anti-blocking vibrating screen

Abstract

The utility model relates to the technical field of vibrating screens, and discloses an anti-blocking vibrating screen which comprises a vibrating screen box body, a fixed supporting base table, a discharge port, an open cover plate, a feed chute, a first screen plate, a second screen plate, a fixed connecting seat, a fixed threaded bolt, a sliding connecting plate and an adjusting assembly, the bottom of the vibrating screen box body is fixedly connected with a fixed supporting base table, a discharging port is formed in the vibrating screen box body, the top of the vibrating screen box body is rotationally connected with an opening cover plate, a feeding groove is formed in the opening cover plate, a first screen plate is arranged in the vibrating screen box body, and a second screen plate is arranged in the vibrating screen box body. The fixed connecting base slides to drive the cleaning pushing brush at the bottom of the sliding connecting plate to make contact with the first screening plate in a sliding mode, the sliding connecting plate and the cleaning pushing brush are separated from the fixed connecting base by twisting a fixed threaded bolt, the cleaning brush can be replaced in time, the effective cleaning effect is achieved, and the screening function of the equipment is improved.

Description

Technical Field

[0001] The utility model relates to the field of vibrating screens, in particular to an anti-blocking vibrating screen. Background Art

[0002] The anti-blocking vibrating screen is a vibrating screening equipment specially designed to prevent the screen holes from being blocked. Through its innovative structural design and operation mode, it solves the problem of screen hole blocking that is prone to occur in the screening process of traditional vibrating screens, thereby improving the screening efficiency and equipment reliability.

[0003] According to a description of a blocking-proof vibrating screen disclosed on the patent website (authorization announcement number: CN 221753922 U), "The utility model belongs to the technical field of vibrating screens and provides a blocking-proof vibrating screen, comprising a screening frame and a screening portion, wherein the screening portion comprises a transverse screening plate, a telescopic rod, a block, a push plate, a slider, and an oblique screening plate, wherein a cleaning port is provided at one end of the transverse screening plate; the block is provided on two opposite sides of the transverse screening plate, and a chute is provided on the outer wall of the block; the push plate is provided at the output end of the telescopic rod, and the slider is provided on two opposite sides of the push plate, and the sliders are correspondingly slidably arranged in the chute; the oblique screening plate is obliquely provided on the inner wall of the screening frame, and the oblique screening plate is correspondingly arranged at the lower part of the transverse screening plate."

[0004] In view of the above description, the applicant believes that the following problems exist:

[0005] During the use of the utility model, since the cleaning brush cleans the upper end of the horizontal screening plate when the device is in use, and then pushes it through the pushing plate until the material is pushed into the cleaning port and falls to the upper end of the inclined screening plate, the material moves along the inclined screening plate and is screened twice through the second screen hole to prevent omissions. After the cleaning brush is used for a long time, impurities of the material will accumulate on the surface of the cleaning brush. The cleaning brush will also cause external wear due to long-term use, affecting its cleaning effect and reducing the screening function of the equipment. Therefore, it is necessary to improve an anti-blocking vibrating screen to solve the above problems. Utility Model Content

[0006] In order to overcome the problem that after long-term cleaning of the screen plate of the anti-blocking vibrating screen, the external wear of the cleaning components affects the cleaning effect of the screen plate and reduces the screening function.

[0007] The technical solution of the utility model is: a blocking-proof vibrating screen, comprising a vibrating screen box, a fixed support base, a discharge port, an open cover plate, a feed chute, a first screen plate, a second screen plate, and also comprising a fixed connecting seat, a fixed threaded bolt, a sliding connecting plate, and an adjusting component. The bottom of the vibrating screen box is fixedly connected to the fixed supporting base, the interior of the vibrating screen box is provided with a discharge port, the top of the vibrating screen box is rotatably connected with the open cover plate, the interior of the open cover plate is provided with a feed chute, the interior of the vibrating screen box is provided with a first screen plate, the interior of the vibrating screen box is provided with a second screen plate, the adjusting component is arranged inside the vibrating screen box, the interior of the first screen plate is slidably connected with a fixed connecting seat, the interior of the fixed connecting seat is threadedly connected with a fixed threaded bolt, the interior of the fixed connecting seat is movably connected with a sliding connecting plate, the fixed connecting seat and the sliding connecting plate are fixedly connected together by the set fixed threaded bolt, so as to realize the replacement of the sliding connecting plate at the bottom of the fixed threaded bolt.

[0008] Preferably, the vibrating screen box is provided to fix and limit the internal structure, providing stability for the use of the equipment, the fixed support base is provided to provide a solid support for the equipment, the screened material is discharged from the interior of the vibrating screen box through the provided discharge port, the vibrating screen box is sealed through the provided open cover, the material is fed into the interior of the vibrating screen box through the provided feed trough, the material is used to perform the first screening of the material through the provided first sieve plate, and the material is screened for the second time through the provided second sieve plate.

[0009] Preferably, the sliding connecting plate is provided with a threaded hole at a position corresponding to the fixed threaded bolt, and the fixed threaded bolt is threadedly connected inside the threaded hole. A threaded hole corresponding to the position of the fixed threaded bolt should be opened inside the sliding connecting plate, so that the fixed threaded bolt is threadedly connected inside the sliding connecting plate to play a fixing role.

[0010] Preferably, the right side of the first screen plate is fixedly connected to the first motor, the output end of the first motor is fixedly connected to the first pulley, the first pulley rotates inside the first screen plate, the external transmission of the first pulley is connected to a transmission wire, the internal rotation of the first screen plate is connected to the second pulley, the transmission wire transmission is connected to the outside of the second pulley, the inner side of the first pulley is fixedly connected to a transmission connecting shaft, the transmission connecting shaft rotates inside the first sieve plate, the outside of the transmission wire is fixedly connected to a fixed connecting seat, the internal movably connected to the fixed connecting seat is connected to a sliding connecting plate, the internal thread of the sliding connecting plate is connected to a fixed threaded bolt, and the bottom of the sliding connecting plate is fixedly connected to a cleaning push brush, the first pulley is driven by the first motor to rotate inside the first screen plate, and the second pulley is driven by the transmission of the transmission wire to realize linkage rotation.

[0011] Preferably, the first screen plate is provided with a sliding groove at a position corresponding to the fixed connecting seat, and the fixed connecting seat slides inside the sliding groove. The fixed connecting seat is limited when sliding inside the first screen plate through the sliding groove provided at the position corresponding to the fixed connecting seat inside the first screen plate.

[0012] Preferably, the first screen plate is provided with a slide groove at a position corresponding to the transmission connecting shaft, and the transmission connecting shaft rotates inside the slide groove. The transmission connecting shaft is limited when rotating inside the first screen plate through the slide groove provided at the position corresponding to the transmission connecting shaft inside the first screen plate.

[0013] Preferably, a second motor is fixedly connected to the bottom of the vibrating screen box, and a rotating threaded rod is fixedly connected to the output end of the second motor, which is rotatably connected to the inside of the vibrating screen box, and the external thread of the rotating threaded rod is connected to a sliding threaded block, a first screening slot is provided inside the first screen plate, a first electric telescopic rod is fixedly connected between the second screen plate and the vibrating screen box, and a second electric telescopic rod is fixedly connected between the second screen plate and the vibrating screen box, and a second screening slot is provided inside the second screen plate, and the rotating threaded rod is driven to rotate inside the vibrating screen box by the set second motor, and the sliding threaded block is driven to slide inside the vibrating screen box by the rotation of the second motor, which has an adjusting effect.

[0014] Preferably, the vibrating screen box body is provided with a sliding groove at a position corresponding to the sliding thread block, and the sliding thread block slides inside the sliding groove. The sliding thread block is limited when sliding inside the vibrating screen box body through the sliding groove opened at the position corresponding to the sliding thread block inside the vibrating screen box body.

[0015] The beneficial effects of the utility model are as follows: compared with the anti-blocking vibrating screen with a cleaning function, the sliding of the fixed connecting seat drives the cleaning push brush at the bottom of the sliding connecting plate to slide in contact with the first screen plate, and the sliding connecting plate and the cleaning push brush are separated from the fixed connecting seat by twisting the fixed threaded bolt, so that the cleaning brush can be replaced in time, achieving an effective cleaning effect and improving the screening function of the equipment, thereby effectively solving the problem of external wear of the cleaning brush surface due to long-term accumulation of materials and use, which makes the cleaning brush inconvenient when cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the internal structure of the vibrating screen box of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the adjustment component of the utility model;

[0020] Figure 5 This is a schematic diagram of the local structure of the adjustment component of the utility model.

[0021] Explanation of the accompanying drawings: 1. Vibrating screen box; 2. Fixed support base; 3. Discharge port; 4. Open cover; 5. Feed trough; 6. First screen plate; 7. Second screen plate; 801. First motor; 802. First pulley; 803. Transmission wire; 804. Second pulley; 805. Transmission connecting shaft; 806. Fixed connecting seat; 807. Fixed threaded bolt; 808. Sliding connecting plate; 809. Cleaning push brush; 901. Second motor; 902. Rotating threaded rod; 903. Sliding threaded block; 904. First screening trough; 905. First electric telescopic rod; 906. Second electric telescopic rod; 907. Second screening trough. DETAILED DESCRIPTION

[0022] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0023] See also Figure 1-Figure 5The utility model provides an embodiment: an anti-blocking vibrating screen, including a vibrating screen box 1, a fixed support base 2, a discharge port 3, an open cover plate 4, a feed chute 5, a first sieve plate 6, and a second sieve plate 7, and also includes a fixed connecting seat 806, a fixed threaded bolt 807, a sliding connecting plate 808, and an adjusting component. The bottom of the vibrating screen box 1 is fixedly connected to the fixed support base 2, the interior of the vibrating screen box 1 is provided with a discharge port 3, the top of the vibrating screen box 1 is rotatably connected with the open cover plate 4, the interior of the open cover plate 4 is provided with a feed chute 5, the interior of the vibrating screen box 1 is provided with a first sieve plate 6, and the interior of the vibrating screen box 1 is provided with a second sieve plate 7. The adjusting component is arranged in the interior of the vibrating screen box 1, and the interior of the first sieve plate 6 is slidably connected with the fixed connecting seat 806, the interior of the fixed connecting seat 806 is threadedly connected with the fixed threaded bolt 807, and the interior of the fixed connecting seat 806 is movably connected with the sliding connecting plate 808. The fixed connecting seat 806 and the sliding connecting plate 808 are fixedly connected by the provided fixed threaded bolt 807. Together, the replacement of the sliding connecting plate 808 at the bottom of the fixed threaded bolt 807 is realized. The vibrating screen box 1 provided plays a fixed limiting role on the internal structure, providing stability for the use of the equipment. The fixed support base 2 provided plays a solid supporting role for the equipment. The screened material is discharged from the interior of the vibrating screen box 1 through the provided discharge port 3. The vibrating screen box 1 is sealed by the provided cover plate 4. The material is fed into the interior of the vibrating screen box 1 through the provided feed trough 5. The material is used for the first screening of the material through the provided first screen plate 6, and the material is screened for the second time through the provided second screen plate 7. The sliding connecting plate 808 has a threaded hole at the corresponding position of the fixed threaded bolt 807, and the fixed threaded bolt 807 is threadedly connected to the inside of the threaded hole. The threaded hole corresponding to the position of the fixed threaded bolt 807 should be opened in the sliding connecting plate 808, so that the fixed threaded bolt 807 is threadedly connected to the inside of the sliding connecting plate 808 and plays a fixing role.

[0024] See also Figure 2-Figure 3805 is fixedly connected to the inside of the first sieve plate 6. The transmission connecting shaft 805 rotates inside the first sieve plate 6. The outside of the transmission wire 803 is connected to the transmission connecting shaft 805. The transmission connecting shaft 805 rotates inside the first sieve plate 6. The outside of the transmission wire 803 is fixedly connected to the fixed connecting seat 806. The inside of the fixed connecting seat 806 is movably connected to the sliding connecting plate 808. The internal thread of the sliding connecting plate 808 is connected to the fixed threaded bolt 807. A cleaning push brush 809 is fixedly connected to the bottom of 808. The first pulley 802 is driven by the first motor 801 to rotate inside the first screen plate 6, and the second pulley 804 is driven by the transmission wire 803 to realize linkage rotation. The first screen plate 6 is provided with a slide groove at the corresponding position of the fixed connecting seat 806, and the fixed connecting seat 806 slides inside the slide groove. The fixed connecting seat 806 is limited when sliding inside the first sieve plate 6 through the slide groove opened at the position of the fixed connecting seat 806 corresponding to the inside of the first sieve plate 6. The first sieve plate 6 is provided with a slide groove at the corresponding position of the transmission connecting shaft 805, and the transmission connecting shaft 805 rotates inside the slide groove. The transmission connecting shaft 805 is limited when rotating inside the first sieve plate 6 through the slide groove opened at the position of the transmission connecting shaft 805 corresponding to the inside of the first sieve plate 6.

[0025] See also Figure 4-Figure 5 In this embodiment, a second motor 901 is fixedly connected to the bottom of the vibrating screen box 1, and a rotating threaded rod 902 is fixedly connected to the output end of the second motor 901. The rotating threaded rod 902 is rotatably connected to the inside of the vibrating screen box 1, and the external thread of the rotating threaded rod 902 is connected to a sliding threaded block 903. A first screening slot 904 is opened inside the first sieve plate 6, and a first electric telescopic rod 905 is fixedly connected between the second sieve plate 7 and the vibrating screen box 1. A second electric telescopic rod 906 is fixedly connected between the second sieve plate 7 and the vibrating screen box 1, and the second sieve plate 7 is provided with a second screening slot 907, and the rotating threaded rod 902 is driven by the second motor 901 to rotate inside the vibrating screen box 1, and the sliding thread block 903 is driven to slide inside the vibrating screen box 1 by the rotation of the second motor 901, which has an adjusting effect. The vibrating screen box 1 is provided with a slide groove at the corresponding position of the sliding thread block 903, and the sliding thread block 903 slides inside the slide groove. The sliding thread block 903 is limited when sliding inside the vibrating screen box 1 through the slide groove opened at the position of the sliding thread block 903 inside the vibrating screen box 1.

[0026] During operation, the material is poured into the interior of the vibrating screen box 1 of the equipment through the feed trough 5 and screened through the first sieve plate 6 and the second sieve plate 7. When adjustment is needed, the second motor 901 is started to drive the rotating threaded rod 902 to rotate inside the vibrating screen box 1 so that the sliding thread block 903 slides inside the vibrating screen box 1, driving the first sieve plate 6 to be adjusted, and the second sieve plate 7 is pushed to be adjusted through the action of the first electric telescopic rod 905 and the second electric telescopic rod 906. When the first sieve plate 6 needs to be adjusted, the second sieve plate 7 is pushed to be adjusted. When screening the residual materials on the screen, the first motor 801 is started to drive the first pulley 802 to rotate inside the first screen plate 6, and the fixed connecting seat 806 is driven by the transmission wire 803 to slide on the surface of the first screen plate 6. The sliding of the fixed connecting seat 806 drives the cleaning push brush 809 at the bottom of the sliding connecting plate 808 to slide in contact with the first screen plate 6. When disassembly is required, the sliding connecting plate 808 and the cleaning push brush 809 are separated from the fixed connecting seat 806 by twisting the fixed threaded bolt 807, and disassembly is achieved and installation is carried out in the same way.

[0027] Through the above steps, by starting the first motor 801, the first pulley 802 is driven to rotate inside the first screen plate 6, and the transmission wire 803 drives the fixed connecting seat 806 to slide on the surface of the first screen plate 6. The sliding of the fixed connecting seat 806 drives the cleaning push brush 809 at the bottom of the sliding connecting plate 808 to slide in contact with the first screen plate 6. When disassembly is required, the sliding connecting plate 808 and the cleaning push brush 809 are separated from the fixed connecting seat 806 by twisting the fixed threaded bolt 807, and the disassembly is achieved by the similar installation, so as to solve the problem that after the anti-blocking vibrating screen cleans the screen plate for a long time, the external wear of the cleaning component affects the cleaning effect of the screen plate and reduces the screening function.

Claims

1. A blocking-proof vibrating screen, comprising a vibrating screen housing (1), a fixed support base (2), a discharge port (3), a cover plate (4), a feed chute (5), a first sieve plate (6), and a second sieve plate (7), characterized in that: The vibrating screen box (1) further comprises a fixed connection seat (806), a fixed threaded bolt (807), a sliding connection plate (808), and an adjustment component. The bottom of the vibrating screen box (1) is fixedly connected to a fixed support base (2). A discharge port (3) is provided inside the vibrating screen box (1). A cover plate (4) is rotatably connected to the top of the vibrating screen box (1). A feed trough (5) is provided inside the cover plate (4). A first sieve plate (6) is provided inside the vibrating screen box (1). A second sieve plate (7) is provided inside the vibrating screen box (1). The adjustment component is The section assembly is arranged inside the vibrating screen box (1); the interior of the first sieve plate (6) is slidably connected to a fixed connection seat (806); the interior of the fixed connection seat (806) is threadedly connected to a fixed threaded bolt (807); the interior of the fixed connection seat (806) is movably connected to a sliding connection plate (808); the fixed connection seat (806) and the sliding connection plate (808) are fixedly connected together by the fixed threaded bolt (807), so that the sliding connection plate (808) at the bottom of the fixed threaded bolt (807) can be replaced.

2. The anti-blocking vibrating screen according to claim 1, characterized in that: The sliding connection plate (808) is provided with a threaded hole at a position corresponding to the fixed threaded bolt (807), and the fixed threaded bolt (807) is threadedly connected to the inside of the threaded hole.

3. The anti-blocking vibrating screen according to claim 1, characterized in that: The right side of the first screen plate (6) is fixedly connected to a first motor (801), an output end of the first motor (801) is fixedly connected to a first pulley (802), the first pulley (802) rotates inside the first screen plate (6), the external transmission of the first pulley (802) is connected to a transmission wire (803), the internal rotation of the first screen plate (6) is connected to a second pulley (804), the transmission wire (803) is transmission-connected to the outside of the second pulley (804), the first pulley The inner side of (802) is fixedly connected to a transmission connecting shaft (805), which rotates inside the first screen plate (6). The outer side of the transmission wire (803) is fixedly connected to a fixed connecting seat (806), and the inner side of the fixed connecting seat (806) is movably connected to a sliding connecting plate (808). The inner thread of the sliding connecting plate (808) is connected to a fixed threaded bolt (807), and the bottom of the sliding connecting plate (808) is fixedly connected to a cleaning push brush (809).

4. The anti-blocking vibrating screen according to claim 3, characterized in that: The first screen plate (6) is provided with a sliding groove at a position corresponding to the fixed connection seat (806), and the fixed connection seat (806) slides inside the sliding groove.

5. The anti-blocking vibrating screen according to claim 3, characterized in that: The first screen plate (6) is provided with a sliding groove at a position corresponding to the transmission connecting shaft (805), and the transmission connecting shaft (805) slides inside the sliding groove.

6. The anti-blocking vibrating screen according to claim 1, characterized in that: The bottom of the vibrating screen box (1) is fixedly connected to a second motor (901), an output end of the second motor (901) is fixedly connected to a rotating threaded rod (902), the rotating threaded rod (902) is rotatably connected to the inside of the vibrating screen box (1), the external thread of the rotating threaded rod (902) is connected to a sliding threaded block (903), a first screening slot (904) is provided inside the first sieve plate (6), a first electric telescopic rod (905) is fixedly connected between the second sieve plate (7) and the vibrating screen box (1), a second electric telescopic rod (906) is fixedly connected between the second sieve plate (7) and the vibrating screen box (1), and a second screening slot (907) is provided inside the second sieve plate (7).

7. The anti-blocking vibrating screen according to claim 6, characterized in that: The vibrating screen housing (1) is provided with a sliding groove at a position corresponding to the sliding thread block (903), and the sliding thread block (903) slides inside the sliding groove.

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