CN219722288U - Pneumatic vibration anti-blocking device - Google Patents

Abstract

The utility model relates to the technical field of dust collection and discloses a pneumatic vibration anti-blocking device, which comprises an ash collecting hopper, an air nozzle, a pulse air source, a control box and a material level sensor, wherein a vibration assembly is arranged on the ash collecting hopper, the vibration assembly comprises a support and a vibration piece, the vibration piece is rotatably arranged on the support, one end of the vibration piece is provided with a vibration head, the other end of the vibration piece is provided with a counterweight head, the weight of the counterweight head is larger than that of the vibration head, a push rod for driving the counterweight head to rotate towards the direction close to the ash collecting hopper is arranged below the counterweight head, a driving assembly is fixedly arranged on the support, and the driving assembly is in transmission connection with the push rod. The utility model can solve the problem that in the prior art, the gas sprayed by the air nozzle is difficult to blow off the dust adsorbed on the inner wall of the dust collecting hopper.

Description

Pneumatic vibration anti-blocking device

Technical Field

The utility model relates to the technical field of dust collection, in particular to a pneumatic vibration anti-blocking device.

Background

The dust remover is a necessary dust collection device in a cigarette production workshop and is used for collecting dust in the workshop and reducing occupational health hazard of operators.

The traditional dust remover mostly comprises a box body, a pulse blowing device, a filter bag (barrel), an ash collecting hopper, an ash discharging valve and a blanking barrel, the working principle is that dust on a production site is sucked into the dust remover through a dust removing fan, filtered through a bag type or barrel type filter, clean air after filtration is discharged into the atmosphere or discharged into the atmosphere through peculiar smell treatment equipment, and the dust left on the outer surface of the filter bag (barrel) breaks away from the filter bag under the action of pulse blowing gas and falls into the ash collecting hopper under the action of gravity, and is discharged through the ash discharging valve and the blanking barrel. In actual operation, the dust remover finds that an arch bridge formed by dust in the dust collecting hopper at the upper part of the dust discharging valve influences the condition that the dust enters the dust discharging valve.

In the prior art, a pulse air nozzle is arranged in the ash collecting hopper to dredge the arch bridge, so that the problem of blockage is solved. Such as chinese utility model patent [ publication No.: CN216963905U discloses an anti-blocking dust remover. The device comprises an ash collecting hopper, an ash discharging valve, a blanking barrel, a control box, an air storage tank and a pulse valve, wherein an ultrasonic material level sensing switch is arranged in the ash collecting hopper, an air nozzle is arranged at the lower end of the ash collecting hopper, the control box is respectively and electrically connected with the ultrasonic material level sensing switch and the pulse valve, the air storage tank is connected with the air nozzle through an air pipe, and the pulse valve is arranged on the air pipe. When the dust material is blocked, the dust collector can automatically dredge the dust material, and ensure the normal operation of the dust collector.

However, in the use process of the dust remover, the dust adsorbed on the inner wall of the dust collecting hopper is difficult to be blown off by gas sprayed from the gas nozzle, and the dust remained on the inner wall of the dust collecting hopper can cause secondary blockage in a short time, so that the automatic cleaning frequency of the dust remover is higher and the energy consumption is higher.

Disclosure of Invention

In view of the above, the present utility model aims to provide a pneumatic vibration anti-blocking device, which solves the problem that in the prior art, the gas sprayed from the air nozzle is difficult to blow off the dust adsorbed on the inner wall of the dust collecting hopper.

The utility model solves the technical problems by the following technical means:

the utility model provides a pneumatic vibration anti-blocking device, includes album ash bucket, air nozzle, pulse air supply, control box and material level inductor, be provided with vibration subassembly on the album ash bucket, vibration subassembly includes support and vibrating piece, the vibrating piece rotates and installs on the support, the one end of vibrating piece is provided with the vibrating head, and the other end is provided with the counter weight head, the weight of counter weight head is greater than the weight of vibrating head, the below of counter weight head is provided with the ejector pin that is used for driving counter weight head to being close to album ash bucket direction rotation, fixed mounting has drive assembly on the support, drive assembly is connected with the ejector pin transmission.

Further, the drive assembly includes the connecting cylinder, connecting cylinder fixed mounting is at the end of support, the cavity has been seted up in the connecting cylinder, the air inlet has been seted up to the bottom of connecting cylinder, the gas outlet has been seted up to one side at connecting cylinder top, air inlet and gas outlet all communicate with the cavity, the air nozzle passes through first pipeline and gas outlet intercommunication, the pulse air supply passes through second pipeline and air inlet intercommunication, sliding in the cavity is provided with the moving part, can promote the moving part after the gas of pulse air supply gets into the connecting cylinder and shift up, the bottom of ejector pin passes connecting cylinder top and moving part fixed connection.

Further, a plurality of ventilation grooves are formed in the moving part, a reset spring is arranged between the moving part and the inner top of the connecting cylinder, and the reset spring is sleeved on the ejector rod.

Further, the sphere is movably arranged in the cavity, the sphere is positioned between the moving part and the air inlet, and the diameter of the sphere is smaller than that of the cavity.

Further, a sealing ring is arranged at the bottom of the cavity, and the ball body can be clamped in the sealing ring to seal the air inlet.

Further, a notch is formed in the bottom of the vibrating piece, which is close to the counterweight head side, and the ejector rod can be inserted into the notch.

Further, a first hinge hole is formed in the vibrating piece, a connecting lug is arranged on the support, a second hinge hole is formed in the connecting lug, a hinge column is rotatably installed in the second hinge hole, and the first hinge hole is sleeved on the hinge column.

Further, a plurality of first hinge holes are formed, and the first hinge holes are arranged at equal intervals along the length direction of the vibrating piece.

The utility model has the beneficial effects that:

1. according to the utility model, the vibrating assembly is arranged, the top rod is used for lifting the counterweight head, when the counterweight head rotates to the direction close to the ash collecting hopper, the vibrating head rotates to the direction far away from the ash collecting hopper, and when the top rod moves downwards, the counterweight head rotates to the direction far away from the ash collecting hopper under the self gravity, so that the vibrating head rotates to the direction of the ash collecting hopper and impacts the ash collecting hopper, dust adsorbed on the inner wall of the ash collecting hopper shakes down, and the dust remained on the inner wall of the ash collecting hopper is prevented from causing secondary blockage in a short time.

2. According to the utility model, the driving assembly is arranged, and when the pulse air source sprays compressed air, the compressed air pushes the moving part in the connecting cylinder to move upwards, so that the ejector rod is pushed to move upwards, and the counterweight head is rotated in a direction approaching to the ash collecting hopper; when the pulse air source stops spraying compressed air, the balance weight head resets the ejector rod and the moving part under the action of self gravity, and the vibration head rotates towards the ash collecting hopper and impacts the ash collecting hopper. When the pulse air source sprays compressed air at a certain frequency, the vibration head impacts the ash collecting hopper at a certain frequency, and no additional power source is needed.

Drawings

FIG. 1 is a schematic view of a pneumatic vibration anti-blocking device according to the present utility model;

FIG. 2 is a schematic view of the vibration assembly and drive assembly of a pneumatic vibration anti-blocking device according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a vibration assembly and a drive assembly of a pneumatic vibration anti-blocking device according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A;

the ash collecting hopper 1, the bracket 11, the vibrating piece 12, the vibrating head 121, the counterweight head 122, the notch 123, the first hinge hole 124, the connecting lug 13, the second hinge hole 131, the air nozzle 2, the first pipeline 21, the pulse air source 3, the second pipeline 31, the control box 4, the material level sensor 5, the ejector rod 6, the connecting cylinder 7, the cavity 71, the air inlet 711, the air outlet 712, the sealing ring 713, the ball 72, the moving piece 8, the ventilation groove 81 and the reset spring 82.

Detailed Description

The following embodiments of the present utility model are described in terms of specific examples, and those skilled in the art will appreciate the advantages and capabilities of the present utility model from the disclosure herein. It should be noted that, the illustrations provided in the following embodiments are for illustration only, and are shown in schematic drawings, not physical drawings, and are not to be construed as limiting the utility model, and in order to better illustrate the embodiments of the utility model, certain components in the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

In the description of the present utility model, it should be understood that, if there are terms such as "upper", "lower", "left", "right", "front", "rear", etc., that indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, it is merely for convenience in describing the present utility model and simplifying the description, and does not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration, and should not be construed as limiting the present utility model, and that the specific meanings used above may be understood by those of ordinary skill in the art according to circumstances.

As shown in fig. 1 to 4, the pneumatic vibration anti-blocking device of the utility model comprises an ash collecting hopper 1, an air nozzle 2, a pulse air source 3, a control box 4 and a material level sensor 5, wherein in the embodiment, the ash collecting hopper 1 is in a hollow quadrangular pyramid shape, and the air nozzle 2 is arranged at one side of the bottom of the ash collecting hopper 1 and is obliquely upwards arranged at a certain angle from the outer direction of the ash collecting hopper 1 to the inner direction of the ash collecting hopper 1. The pulse air source 3 is the combination of an air storage tank and a pulse valve in the prior art, and the material level sensor 5 is arranged inside the ash collecting hopper 1 and is used for detecting the accumulation height of dust in the ash collecting hopper 1. When the material level sensor 5 detects that the stacking height exceeds a preset threshold value, the control box 4 controls the pulse air source 3 to pulse air at a certain frequency, so that compressed air enters the dust collecting hopper 1 through the air nozzle 2, and a arch bridge formed by dust in the dust collecting hopper 1 is flushed down to dredge blocked dust.

In this embodiment, be provided with vibration subassembly on the album of ash bucket 1, vibration subassembly is used for vibrating album of ash bucket 1 to make the dust of album of ash bucket 1 inner wall absorption shake and fall, prevent to remain the dust on album of ash bucket 1 inner wall, cause the condition of secondary jam in the short time.

Specifically, the vibration assembly includes a support 11 and a vibration member 12, in this embodiment, the support 11 is provided with two, the vibration member 12 is rotatably installed between the two supports 11, one end of the vibration member 12 is provided with a vibration head 121, the other end is provided with a weight head 122, and the weight of the weight head 122 is greater than the weight of the vibration head 121. In a normal state, the counterweight 122 makes the vibration head 121 side tightly support against the outer wall of the dust collecting hopper 1 under the action of self weight. The vibration head 121 is provided with a protective sleeve to prevent the vibration head 121 from damaging the dust collecting hopper 1. The lower part of the counterweight head 122 is provided with a push rod 6 for driving the counterweight head 122 to rotate towards the direction close to the ash collecting hopper 1, a driving component is fixedly arranged on the support 11 and is in transmission connection with the push rod 6, the driving component can push the push rod 6 to move upwards, the push rod 6 lifts the counterweight head 122, when the counterweight head 122 rotates towards the direction close to the ash collecting hopper 1, the vibrating head 121 rotates towards the direction far away from the ash collecting hopper 1, and when the push rod 6 moves downwards, the counterweight head 122 rotates towards the direction far away from the ash collecting hopper 1 under the action of self gravity, so that the vibrating head 121 rotates towards the direction of the ash collecting hopper 1 and impacts the ash collecting hopper 1, and dust absorbed by the inner wall of the ash collecting hopper 1 shakes down.

In this embodiment, the bottom of the vibrating member 12 near the counterweight head 122 is provided with a notch 123, and the ejector rod 6 can be inserted into the notch 123, so that the ejector rod 6 is prevented from being deflected when the ejector rod 6 abuts against the counterweight head 122 by providing the notch 123, and the ejector rod 6 is prevented from being distorted.

In this embodiment, the vibrating member 12 is provided with a first hinge hole 124, the bracket 11 is provided with a connecting lug 13, the connecting lug 13 is provided with a second hinge hole 131, the second hinge hole 131 is rotatably provided with a hinge post 132, and the first hinge hole 124 is sleeved on the hinge post 132. The vibrating member 12 is rotatably connected to the bracket 11. And a plurality of first hinge holes 124 are formed, and the plurality of first hinge holes 124 are arranged at equal intervals along the length direction of the vibrating piece 12, and the vibrating piece 12 is rotatably arranged on the bracket 11 when different first hinge holes 124 are formed, so that the force arms of the vibrating head 121 and the counterweight head 122 can be changed, and the force of the vibrating head 121 impacting the dust collecting hopper 1 can be changed.

In this embodiment, the drive assembly includes connecting cylinder 7, connecting cylinder 7 fixed mounting is at the end of support 11, cavity 71 has been seted up in the connecting cylinder 7, air inlet 711 has been seted up to the bottom of connecting cylinder 7, the gas outlet 712 has been seted up to one side at connecting cylinder 7 top, air inlet 711 and gas outlet 712 all communicate with cavity 71, air nozzle 2 communicates with the gas outlet 712 through first pipeline 21, pulse air supply 3 communicates with air inlet 711 through second pipeline 31, the interior sliding of cavity 71 is provided with moving part 8, can promote moving part 8 after the gas of pulse air supply 3 gets into connecting cylinder 7, the bottom of ejector pin 6 passes connecting cylinder 7 top and moving part 8 fixed connection. When the pulse air source 3 sprays compressed air, the compressed air enters the cavity 71 from the air inlet 711, and pushes the moving member 8 to move upwards under high pressure, so that the ejector rod 6 fixedly connected with the moving member 8 moves upwards, the counterweight head 122 rotates towards the direction approaching the ash collecting hopper 1, and the compressed air is sprayed into the ash collecting hopper 1 from the air nozzle 2 through the air outlet 712. When the pulse air source 3 stops spraying compressed air, the counterweight head 122 rotates in a direction away from the dust collecting hopper 1 under the self gravity, so that the vibration head 121 rotates in the direction of the dust collecting hopper 1 and impacts the dust collecting hopper 1, dust adsorbed on the inner wall of the dust collecting hopper 1 is vibrated and falls, and the dust remained on the inner wall of the dust collecting hopper 1 is prevented from causing secondary blockage in a short time.

In this embodiment, a plurality of ventilation grooves 81 are formed in the moving member 8, a return spring 82 is disposed between the moving member 8 and the inner top of the connecting cylinder 7, and the return spring 82 is sleeved on the ejector rod 6. When the pulse air source 3 sprays compressed air, the moving part 8 moves upwards and compresses the reset spring 82, and when the pulse air source 3 stops spraying compressed air, the reset spring 82 resets the moving part 8, so that the ejector rod 6 drops rapidly, and the influence of the ejector rod 6 on the drop of the counterweight head 122 is avoided. Through setting up the ventilation slot 81, when moving member 8 resets, the inside gaseous accessible ventilation slot 81 of cavity 71 realizes convection current, avoids influencing moving member 8 normal clear.

In this embodiment, a ball 72 is movably disposed in the cavity 71, the ball 72 is located between the moving member 8 and the air inlet 711, in this embodiment, the diameter of the ball 72 is slightly smaller than that of the cavity 71, and when the pulse air source 3 ejects compressed air, the ball 72 can be ensured to move up and down under the pushing of the compressed air, so as to ensure that the moving member 8 moves up.

In this embodiment, a sealing ring 713 is disposed at the bottom of the cavity 71, and the ball 72 can be clamped in the sealing ring 713 to seal the air inlet 711, so that the ball 72 can be pushed upward at the first time when the pulse air source 3 ejects compressed air, so that the ball 72 is continuously pushed upward.

The working principle of the utility model is as follows:

in the process that dust falls into the dust collecting hopper 1, the material level sensor 5 detects the dust accumulation height in the dust collecting hopper 1 in real time, and when the material level sensor 5 detects that the accumulation height exceeds a preset threshold value, the control box 4 controls the pulse air source 3 to work.

When the pulse air source 3 works, compressed air sprayed by the pulse air source 3 enters the cavity 71 from the air inlet 711, the ball 72 is pushed to move upwards under high pressure, the ball 72 pushes the moving part 8 to move upwards, so that the ejector rod 6 fixedly connected with the moving part 8 moves upwards, the counterweight head 122 rotates towards the direction close to the ash collecting hopper 1, the vibration head 121 rotates towards the direction far away from the ash collecting hopper 1, the reset spring 82 is compressed, and the compressed air is sprayed into the ash collecting hopper 1 from the air nozzle 2 through the air outlet 712, so that an arch bridge formed by dust in the ash collecting hopper 1 is collapsed, and blocked dust is dredged.

When the pulse air source 3 stops spraying compressed air, the ball 72 and the moving part 8 drive the ejector rod 6 to move downwards under the action of self gravity and the elasticity of the reset spring 82, and meanwhile, the counterweight head 122 rotates in the direction away from the dust collecting hopper 1 under the self gravity, so that the vibrating head 121 rotates in the direction of the dust collecting hopper 1 and impacts the dust collecting hopper 1, when the pulse air source 3 sprays compressed air at a certain frequency, the vibrating head 121 impacts the dust collecting hopper 1 at a certain frequency, dust adsorbed on the inner wall of the dust collecting hopper 1 shakes down, dust remained on the inner wall of the dust collecting hopper 1 is prevented, and secondary blockage is caused in a short time.

The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model. The technology, shape, and construction parts of the present utility model, which are not described in detail, are known in the art.

Claims (8)

1. The utility model provides a pneumatic vibration anti-blocking device, includes album ash bucket, air nozzle, pulse air supply, control box and material level inductor, its characterized in that: the ash collecting hopper is provided with a vibrating assembly, the vibrating assembly comprises a support and a vibrating piece, the vibrating piece is rotatably arranged on the support, one end of the vibrating piece is provided with a vibrating head, the other end of the vibrating piece is provided with a counterweight head, the weight of the counterweight head is greater than that of the vibrating head, a push rod is arranged below the counterweight head and used for driving the counterweight head to rotate towards the direction close to the ash collecting hopper, and a driving assembly is fixedly arranged on the support and is in transmission connection with the push rod.

2. A pneumatic vibration anti-blocking device according to claim 1, wherein: the driving assembly comprises a connecting cylinder, the connecting cylinder is fixedly arranged at the tail end of the support, a cavity is formed in the connecting cylinder, an air inlet is formed in the bottom of the connecting cylinder, an air outlet is formed in one side of the top of the connecting cylinder, the air inlet and the air outlet are communicated with the cavity, the air nozzle is communicated with the air outlet through a first pipeline, the pulse air source is communicated with the air inlet through a second pipeline, a moving part is slidably arranged in the cavity, the moving part can be pushed to move upwards after the air of the pulse air source enters the connecting cylinder, and the bottom of the ejector rod penetrates through the top of the connecting cylinder and is fixedly connected with the moving part.

3. A pneumatic vibration anti-blocking device according to claim 2, wherein: a plurality of ventilation grooves are formed in the moving part, a reset spring is arranged between the moving part and the inner top of the connecting cylinder, and the reset spring is sleeved on the ejector rod.

4. A pneumatic vibration anti-blocking device according to claim 3, wherein: the movable ball body is arranged in the cavity, the ball body is positioned between the movable piece and the air inlet, and the diameter of the ball body is smaller than that of the cavity.

5. A pneumatic vibration anti-blocking device according to claim 4, wherein: the bottom of cavity is provided with the sealing ring, the spheroid can block and locate the sealing ring and close the air inlet.

6. A pneumatic vibration anti-blocking device according to claim 1, wherein: the vibrating piece is close to the bottom of the counterweight head side and is provided with a notch, and the ejector rod can be inserted into the notch.

7. A pneumatic vibration anti-blocking device according to claim 1, wherein: the vibrating piece is provided with a first hinge hole, the support is provided with a connecting lug, the connecting lug is provided with a second hinge hole, a hinge post is rotatably arranged in the second hinge hole, and the first hinge hole is sleeved on the hinge post.

8. A pneumatic vibration anti-blocking device according to claim 7, wherein: the first hinge holes are formed in a plurality of mode, and the first hinge holes are arranged at equal intervals along the length direction of the vibrating piece.