Screen cleaning mechanism of spin vibration screen

Abstract

The utility model relates to a cleaning mechanism for a screen mesh of a spin vibration screen, which belongs to the technical field of cleaning mechanisms and comprises a shell, and a U-shaped support frame is arranged on the upper surface of the shell. According to the cleaning mechanism for the screen mesh of the spin vibration screen, the end, away from the fixed pipe, of the movable input pipe communicates with the air outlet end of an external high-pressure air pump, the external high-pressure air pump is started, and the screen mesh flows into a hollow circular plate through the movable input pipe, the fixed pipe and a rotating pipe and is sprayed out from at least two air nozzles; according to the vibrating screen, dust accumulated on the vibrating screen body can be cleaned, the cleaned dust is pumped into the shell through at least two through holes and fixing openings under the action of an exhaust fan, the dust in the air pumped by the exhaust fan can be intercepted through a filter plate and stays in the shell, and then rotating airflow can be generated; and accumulated dust formed on the vibrating screen can be conveniently cleaned, a larger area can be covered, and the cleaning efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a cleaning mechanism technical field, concretely is a kind of rotary vibration screen screen cleaning mechanism. BACKGROUND

[0002] Rotary vibration screen is a kind of high-precision fine powder screening machinery, with low noise, high efficiency, can quickly change net needs, fully enclosed structure, it is suitable for the screening filtration of particle, powder and slime and other materials, rotary vibration screen is by upright motor as excitation source, motor upper and lower two ends are equipped with eccentric weight, the rotation of motor is converted into horizontal, vertical, inclined three-dimensional motion, then this movement is transmitted to screen surface, adjust the phase angle of upper and lower two ends, can change the movement track of material on screen surface, vibration screen net is not cleaned after use, and dust is attached to pollute the environment, need to use cleaning mechanism.

[0003] For example, China patent CN216800635U discloses a kind of rotary vibration screen cleaning device;Including box and vibration screen body, the side of box is provided with cleaning assembly;Cleaning assembly includes handle, the bottom of handle is fixedly connected with two connecting rods and two tension springs, the other end of connecting rod is fixedly connected with top plate, and the bottom of top plate is installed with air jet nozzle;The inner side of box is fixedly connected with two sliding grooves, the inner side of two sliding grooves is slidably connected with sliding plate, the top of sliding plate is fixedly connected with two L-shaped fixed plates, and the side of L-shaped fixed plate is movably penetrated with pull rod, the end of pull rod is fixedly connected with pressing plate, the top of pressing plate is fixedly connected with second spring, air jet nozzle blows down on the surface of vibration screen body, dust suction hopper will suck dust in air into dust collection box;Material is leaked from leakage port and enters dust collection box through dust suction hopper, after use, unscrew threaded plug, remove dust inside dust collection box, and it is strong in practicality.

[0004] Although the above-mentioned patent can remove dust inside dust collection box after use, it is strong in practicality, but the bottom of top plate in the patent is installed with air jet nozzle, air jet nozzle is in stationary state when discharging, improves directional airflow, and it is inconvenient to clean dust accumulated on vibration screen, reduces practicality. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides a rotary vibration screen screen cleaning mechanism, which has the advantages of generating rotating airflow, facilitating the cleaning of dust accumulated on the vibration screen, and solving the problem of the bottom of the top plate being installed with an air jet nozzle, the air jet nozzle being in a stationary state when discharging, improving the directional airflow, and being inconvenient to clean the dust accumulated on the vibration screen, reducing the practicality.

[0006] In order to achieve the above object, the utility model provides following technical scheme: a kind of rotary vibration screen screen cleaning mechanism, the upper surface of the shell is provided with U-shaped support frame, the left and right sides of the top wall of the inner cavity of U-shaped support frame are all provided with telescopic link, the bottom end of telescopic link of left and right sides is fixed with annular dust cover, the upper surface of annular dust cover is provided with connecting mechanism, the lower surface of annular dust cover is provided with sealing rubber ring, the upper surface of the shell is provided with support block, the lower surface of sealing rubber ring is attached to the upper surface of support block, the upper surface of support block is provided with the flow-through hole of not less than two in number, the upper surface of the shell is provided with fixed mouth, the flow-through hole of not less than two in number is all communicated with fixed mouth;

[0007] The connecting mechanism includes motor, the outer side of motor output shaft is provided with first gear, the outer side of first gear is engaged with second gear, the upper surface of annular dust cover is rotatably connected with rotating tube by sealing bearing, second gear is arranged on the outer side of rotating tube, the bottom end of rotating tube is rotatably penetrated through annular dust cover and extends to the inside, the bottom end of rotating tube is communicated with hollow circular plate, the lower surface of hollow circular plate is communicated with the jet nozzle of not less than two in number, the top end of rotating tube is rotatably connected with fixed tube by sealing bearing;

[0008] The connecting mechanism further includes movable input pipe communicated at the top end of fixed tube, the inside of U-shaped support frame is threadedly connected with threaded rod, the top end of threaded rod is fixed with rotating handle, the bottom end of threaded rod is rotatably connected with the upper surface of annular dust cover by bearing, the left and right side walls of the inner cavity of annular dust cover are all provided with fixed block, the lower surface of fixed block is provided with spring compression rod, the lower surface of spring compression rod is provided with down block, the upper surface of support block is placed with vibration screen body, the vibration screen body is located in the inside of annular dust cover, and the lower surface of down block of left and right sides is attached to the left and right sides of the upper surface of vibration screen body.

[0009] Further, the left side of the upper surface of the shell is provided with an exhaust fan, the input end of the exhaust fan is penetrated through the shell by pipeline and extends to the inside, the left side in the inside of the shell is provided with a filter plate, the right side of the shell is provided with an ash outlet, the top wall and the bottom wall of the inner cavity of the ash outlet are both provided with a limiting block, and the inside of the ash outlet is slidably connected with a fixed plug.

[0010] Further, the telescopic link includes a first movable rod, and the inside of the first movable rod is slidably connected with a second movable rod.

[0011] Further, the spring compression rod includes a first sliding rod, the inside of the first sliding rod is slidably connected with a second sliding rod, and the outer side of the first sliding rod is movably sleeved with a spring.

[0012] Further, the fixed plug comprises a circular plug block, the outer side of the circular plug block is provided with a sealing rubber ring, and the right side of the fixed plug is provided with a handle.

[0013] Further, the U-shaped support frame is located on the longitudinal central axis of the shell.

[0014] Compared with the prior art, the technical scheme of the application has the following beneficial effects:

[0015] The rotating vibration screen screen cleaning mechanism communicates the end of the movable input pipe away from the fixed pipe with the air outlet end of the external high-pressure air pump, opens the external high-pressure air pump, and the external high-pressure air pump discharges air, which flows into the inside of the hollow circular plate through the movable input pipe, the fixed pipe and the rotating pipe, is sprayed from the number not less than two air nozzles, the motor is started, the hollow circular plate is driven to rotate through the first gear and the second gear, the number not less than two air nozzles rotate to discharge air, then the rotating air flow is generated, the dust accumulated on the vibration screen body can be cleaned, the dust is sucked into the inside of the shell through the number not less than two through holes and the fixed port under the action of the air extractor, the dust in the air extracted by the air extractor can be intercepted by the filter plate and stay in the inside of the shell, and then the rotating air flow can be generated, which facilitates cleaning the dust accumulated on the vibration screen, can cover a larger area, and improves the cleaning efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structural schematic view of the utility model;

[0017] Figure 2 It is a schematic view of the connecting mechanism of the utility model;

[0018] Figure 3 It is a schematic view of the connecting structure of the air nozzle and the hollow circular plate of the utility model.

[0019] In the drawing: 1 shell, 2 U-shaped support frame, 3 telescopic rod, 4 annular dust cover, 5 connecting mechanism, 501 motor, 502 first gear, 503 second gear, 504 rotating pipe, 505 hollow circular plate, 506 air nozzle, 507 fixed pipe, 508 movable input pipe, 509 threaded rod, 510 rotating handle, 511 fixed block, 512 spring compression rod, 513 pressing block, 514 vibration screen body, 6 sealing rubber ring, 7 supporting block, 8 through hole, 9 fixed port, 10 air extractor, 11 filter plate, 12 dust removal port, 13 limiting block, 14 fixed plug. DETAILED DESCRIPTION

[0020] Clearly, the described embodiments are merely a 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 labor fall within the scope of protection of the present application.

[0021] Please refer to Figure 1 The cleaning mechanism for the screen of the rotary-vibration screen comprises a shell 1, the upper surface of the shell 1 is provided with a U-shaped support frame 2, the left and right sides of the top wall of the inner cavity of the U-shaped support frame 2 are provided with telescopic rods 3, the bottom ends of the left and right telescopic rods 3 are fixed with annular dust covers 4, the upper surface of the annular dust cover 4 is provided with a connecting mechanism 5, the connecting mechanism 5 can generate rotating airflow, thereby facilitating the cleaning of the dust accumulated on the screen, the lower surface of the annular dust cover 4 is provided with a sealing rubber ring 6, the upper surface of the shell 1 is provided with a support block 7, the lower surface of the sealing rubber ring 6 is attached to the upper surface of the support block 7, the upper surface of the support block 7 is provided with a plurality of flow-through holes 8, the upper surface of the shell 1 is provided with a fixed opening 9, the plurality of flow-through holes 8 are in communication with the fixed opening 9, and the plurality of flow-through holes 8 are located inside the annular dust cover 4.

[0022] In the embodiment, the left side of the upper surface of the shell 1 is provided with an air extractor 10, the input end of the air extractor 10 penetrates the shell 1 through a pipeline and extends into the interior, the left side of the interior of the shell 1 is provided with a filter plate 11, the right side of the shell 1 is provided with a dust outlet 12, the top wall and the bottom wall of the inner cavity of the dust outlet 12 are provided with limiting blocks 13, the interior of the dust outlet 12 is slidably connected with a fixed plug 14, the fixed plug 14 is plugged into the interior of the dust outlet 12, the right side of the limiting block 13 is attached to the left side of the fixed plug 14, the telescopic rod 3 comprises a first movable rod, the interior of the first movable rod is slidably connected with a second movable rod, the fixed plug 14 comprises a circular plug block, the outer side of the circular plug block is provided with a sealing rubber ring, the right side of the fixed plug 14 is provided with a handle, and the U-shaped support frame 2 is located on the longitudinal central axis of the shell 1.

[0023] It should be noted that the dust to be cleaned is sucked into the interior of the shell 1 through the plurality of through holes 8 and the fixed opening 9 under the action of the air extractor 10, the dust in the air sucked by the air extractor 10 can be intercepted by the filter plate 11 and stay in the interior of the shell 1, the fixed plug 14 is pulled to the right, the fixed plug 14 moves out of the interior of the dust outlet 12, and then the dust in the interior of the shell 1 is cleaned through the dust outlet 12.

[0024] Please refer to Figures 2 to 3, in order to be able to produce the rotating air flow, facilitate the cleaning of the dust accumulated on the vibrating screen, in the embodiment, the connecting mechanism 5 comprises a motor 501, the outer side of the output shaft of the motor 501 is provided with a first gear 502, the outer side of the first gear 502 is engaged with a second gear 503, the upper surface of the annular dust cover 4 is rotatably connected with a rotating pipe 504 through a sealing bearing, the second gear 503 is arranged on the outer side of the rotating pipe 504, the bottom end of the rotating pipe 504 rotatably penetrates the annular dust cover 4 and extends to the inside, the bottom end of the rotating pipe 504 is communicated with a hollow circular plate 505, the lower surface of the hollow circular plate 505 is communicated with a plurality of air nozzles 506, the top end of the rotating pipe 504 is rotatably connected with a fixed pipe 507 through a sealing bearing, and the gap between the hollow circular plate 505 and the annular dust cover 4 is matched.

[0025] In the embodiment, the connecting mechanism 5 further comprises a movable input pipe 508 communicated at the top end of the fixed pipe 507, the inside of the U-shaped support frame 2 is threadedly connected with a threaded rod 509, the top end of the threaded rod 509 is fixedly provided with a rotating handle 510, the bottom end of the threaded rod 509 is rotatably connected with the upper surface of the annular dust cover 4 through a bearing, the left and right side walls of the inner cavity of the annular dust cover 4 are both provided with a fixed block 511, the lower surface of the fixed block 511 is provided with a spring compression rod 512, the lower surface of the spring compression rod 512 is provided with a pressing block 513, and the upper surface of the supporting block 7 is placed with a vibrating screen body 514. After the vibrating screen body 514 is disassembled from the equipment, the dust is cleaned by the rotary vibrating screen cleaning mechanism, and the vibrating screen body 514 is a rotary vibrating screen.

[0026] In the embodiment, the rotating handle 510 is rotated to drive the threaded rod 509 to rotate, the annular dust cover 4 moves upward under the limiting action of the left and right side telescopic rods 3, stops rotating the rotating handle 510 after moving a distance, and places the vibrating screen body 514 on the upper surface of the supporting block 7 and below the annular dust cover 4. At this time, the rotating handle 510 is rotated again to drive the annular dust cover 4 to move downward, the sealing rubber ring 6 moves downward and contacts the upper surface of the supporting block 7, the annular dust cover 4 covers the vibrating screen body 514, and the sealing rubber ring 6 can seal the contact between the supporting block 7 and the annular dust cover 4.

[0027] In the embodiment, the vibrating screen body 514 is located in the inside of the annular dust cover 4, the lower surfaces of the left and right side pressing blocks 513 are both matched with the left and right sides of the upper surface of the vibrating screen body 514, and the spring compression rod 512 comprises a first sliding rod, a second sliding rod is slidably connected in the first sliding rod, and a spring is movably sleeved on the outer side of the first sliding rod.

[0028] It needs to be explained that the left and right side down block 513 will lower the sieve net body 514 and fix it on the upper surface of the support block 7, at this time stop rotating the rotating handle 510, the end of the movable input pipe 508 away from the fixed pipe 507 is connected with the gas outlet of the external high-pressure air pump, open the external high-pressure air pump, the external high-pressure air pump discharges, flows into the hollow circular plate 505 through the movable input pipe 508, the fixed pipe 507 and the rotating pipe 504, is sprayed from the number not less than two air nozzles 506, then start the motor 501, drive the hollow circular plate 505 to rotate through the first gear 502 and the second gear 503, the number not less than two air nozzles 506 rotate to discharge air, then produce rotating air flow, can clean the dust accumulated on the sieve net body 514.

[0029] The working principle of the above embodiment is:

[0030] Rotate the rotating handle 510 to drive the threaded rod 509 to rotate, the annular dust cover 4 moves upward under the limiting action of the left and right side telescopic rods 3, stops rotating the rotating handle 510 after moving a distance, and places the sieve net body 514 on the upper surface of the support block 7 and under the annular dust cover 4, then rotates the rotating handle 510 again, drives the annular dust cover 4 to move downward, the sealing rubber ring 6 moves downward and contacts the upper surface of the support block 7, the annular dust cover 4 covers the sieve net body 514, the contact between the support block 7 and the annular dust cover 4 can be sealed through the sealing rubber ring 6, at the same time, the left and right side down blocks 513 contact the left and right sides of the upper surface of the sieve net body 514, the left and right side spring compression rods 512 are compressed, the left and right side down blocks 513 lower the sieve net body 514 and fix it on the upper surface of the support block 7, at this time stop rotating the rotating handle 510, the end of the movable input pipe 508 away from the fixed pipe 507 is connected with the gas outlet of the external high-pressure air pump, open the external high-pressure air pump, the external high-pressure air pump discharges, flows into the hollow circular plate 505 through the movable input pipe 508, the fixed pipe 507 and the rotating pipe 504, is sprayed from the number not less than two air nozzles 506, then start the motor 501, drive the hollow circular plate 505 to rotate through the first gear 502 and the second gear 503, the number not less than two air nozzles 506 rotate to discharge air, then produce rotating air flow, can clean the dust accumulated on the sieve net body 514, the dust cleaned is sucked into the inside of the shell 1 through the number not less than two through holes 8 and the fixed port 9 under the action of the air extractor 10, the dust in the air extracted by the air extractor 10 can be intercepted through the filter plate 11 and stays in the inside of the shell 1, the fixed plug 14 is pulled to the right, the fixed plug 14 moves out of the inside of the dust removal port 12, then the dust in the inside of the shell 1 is cleaned through the dust removal port 12.

[0031] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the presence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0032] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the application.

Claims

1. A vibrating screen cleaning mechanism, comprising a housing (1), characterized in that: The upper surface of the shell (1) is provided with a U-shaped support frame (2), and telescopic rods (3) are provided on both sides of the top wall of the inner cavity of the U-shaped support frame (2). An annular dust cover (4) is fixed to the bottom end of the telescopic rod (3) on the left and right sides. The upper surface of the annular dust cover (4) is provided with a connecting mechanism (5), and the lower surface of the annular dust cover (4) is provided with a sealing rubber ring (6). The upper surface of the shell (1) is provided with a support block (7), and the lower surface of the sealing rubber ring (6) is in contact with the upper surface of the support block (7). The upper surface of the support block (7) is provided with a number of not less than two flow holes (8). The upper surface of the shell (1) is provided with a fixed port (9), and the number of not less than two flow holes (8) are all connected to the fixed port (9); The connecting mechanism (5) comprises a motor (501), a first gear (502) is provided on the outer side of the output shaft of the motor (501), a second gear (503) is meshed on the outer side of the first gear (502), the upper surface of the annular dust cover (4) is rotatably connected to a rotating tube (504) via a sealed bearing, the second gear (503) is provided on the outer side of the rotating tube (504), the bottom end of the rotating tube (504) rotates through the annular dust cover (4) and extends to the inside, the bottom end of the rotating tube (504) is connected to a hollow circular plate (505), the lower surface of the hollow circular plate (505) is connected to at least two air nozzles (506), and the top end of the rotating tube (504) is rotatably connected to a fixed tube (507) via a sealed bearing; The connecting mechanism (5) further comprises a movable input pipe (508) connected to the top of the fixed pipe (507); the internal thread of the U-shaped support frame (2) is connected to a threaded rod (509); the top of the threaded rod (509) is fixed with a rotating handle (510); the bottom end of the threaded rod (509) is rotatably connected to the upper surface of the annular dust cover (4) through a bearing; the left and right side walls of the inner cavity of the annular dust cover (4) are both provided with fixed blocks (511); the lower surface of the fixed block (511) is provided with a spring compression rod (512); the lower surface of the spring compression rod (512) is provided with a lower pressing block (513); the upper surface of the support block (7) is provided with a vibrating screen body (514); the vibrating screen body (514) is located inside the annular dust cover (4); the lower surfaces of the left and right lower pressing blocks (513) are both in contact with the left and right sides of the upper surface of the vibrating screen body (514).

2. A vibrating screen cleaning mechanism according to claim 1, characterized in that: An exhaust fan (10) is provided on the left side of the upper surface of the shell (1), and the input end of the exhaust fan (10) passes through the shell (1) through a pipe and extends to the interior. A filter plate (11) is provided on the left side of the interior of the shell (1). An ash taking port (12) is provided on the right side of the shell (1). The top wall and the bottom wall of the inner cavity of the ash taking port (12) are both provided with a limiting block (13). A fixed plug (14) is slidably connected to the interior of the ash taking port (12), and the right side of the limiting block (13) is in contact with the left side of the fixed plug (14).

3. A vibrating screen cleaning mechanism according to claim 1, characterized in that: The telescopic rod (3) comprises a first movable rod, wherein the interior of the first movable rod is slidably connected to a second movable rod.

4. A vibrating screen cleaning mechanism according to claim 1, characterized in that: The spring compression rod (512) comprises a first sliding rod, the interior of the first sliding rod is slidably connected to a second sliding rod, and the outer side of the first sliding rod is movably sleeved with a spring.

5. A vibrating screen cleaning mechanism according to claim 2, characterized in that: The fixing plug (14) comprises a circular plug block, a sealing rubber ring is provided on the outer side of the circular plug block, and a handle is provided on the right side of the fixing plug (14).

6. A vibrating screen cleaning mechanism according to claim 1, characterized in that: The U-shaped support frame (2) is located on the longitudinal center axis of the shell (1).

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