CN112657973A - Pneumatic cleaning device and method for filter stick launching tube - Google Patents
Pneumatic cleaning device and method for filter stick launching tube Download PDFInfo
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- CN112657973A CN112657973A CN202011506915.1A CN202011506915A CN112657973A CN 112657973 A CN112657973 A CN 112657973A CN 202011506915 A CN202011506915 A CN 202011506915A CN 112657973 A CN112657973 A CN 112657973A
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- 238000004140 cleaning Methods 0.000 title claims abstract description 190
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000011084 recovery Methods 0.000 claims description 20
- 239000003292 glue Substances 0.000 claims description 10
- 229920002635 polyurethane Polymers 0.000 claims description 7
- 239000004814 polyurethane Substances 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 230000003213 activating effect Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims 2
- 230000006378 damage Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 235000019504 cigarettes Nutrition 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 239000003599 detergent Substances 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004831 Hot glue Substances 0.000 description 1
- 241000208125 Nicotiana Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The invention discloses a pneumatic cleaning device and a method for a filter stick launching tube, wherein a cleaning projectile is driven by a pneumatic system to serve as a cleaning medium and is arranged in an inner cavity of a loading launching device and launched by the loading launching device, the cleaning projectile is a cylindrical high-density sponge projectile, the diameter of the cleaning projectile is larger than the inner diameter of a filter stick conveying tube, the outer cylindrical surface of the cleaning projectile is extruded and deformed by the radial acting force of the inner wall of the filter stick conveying tube, the outer cylindrical surface is completely attached to the inner wall and abutted to the inner wall, the cleaning projectile rotates and advances along the inner wall at a high speed through the loading launching device, and compressed air is adopted to push the high-density sponge projectile, so that the pneumatic cleaning device is convenient and quick, no additional cleaning medium is required to be used, and no secondary pollution is caused even.
Description
Technical Field
The invention relates to cigarette filter rod manufacturing equipment, in particular to a pneumatic cleaning device and method for a filter rod transmitting tube.
Background
In the field of cigarette processing and packaging machinery, for example, a filter stick conveying pipe in cigarette filter stick manufacturing equipment is used for connecting a filter stick transmitter and a filter stick receiver, and high-pressure air is used as power to convey filter sticks from the transmitter to the receiver for a cigarette making machine to use. The emission speed of the filter stick can reach 1500 counts/minute, the inner diameter of the conveying pipe is slightly larger than the outer diameter of the filter stick, when the filter stick passes through the pipeline for a long time and at a high speed, the hot melt adhesive used for adhering a filter stick paper lap opening on the filter stick is adhered to the inner wall of the conveying pipe due to collision and friction, glue scale appears on the inner surface of the pipeline, the filter stick is easy to block the pipe and fold the head, and the normal emission and quality of the filter stick are affected. Because launching tube is in large quantity, the pipeline is long, and generally erects at the workshop top, lead to dismouting, cleaning work volume very big, need a simple, convenient, swift, effectual device to clean.
The traditional water and detergent cleaning equipment is complex to operate, needs to be operated by multiple persons in a coordinated mode, cleaning liquid is prone to leaking at the joint of the conveying pipe, and when the conveying pipe is arranged above a machine, the cleaning liquid can damage the equipment and pollute products; the preparation workload before cleaning is large, the pipeline joints need to be manually checked one by one before each use, the leakage pipe joints are processed, and normal cleaning can be carried out only after the fact that the whole pipeline has no leakage point is confirmed; the workload after cleaning is large, after cleaning, residual detergent and dirt in the filter stick conveying pipeline are cleaned through compressed air, then the filter stick conveying pipeline is circularly washed through clear water, and finally the filter stick conveying pipeline is dried through compressed air, so that the pipeline cleaning work can be finished.
The cleaning device for the filter rod conveying pipe, invented by tobacco industry Limited liability company in Fujian, utilizes a helical blade to scrape off glue dirt, but cannot completely clean the inner wall of the filter rod conveying pipe in the cleaning process; the cleaning effect on the bent pipe section is poor because the bent pipe section is not easy to pass through; the running speed in the pipeline is high, and the pipe joint on the inner wall of the conveying pipe is easy to damage. Its weight is heavy, and when ejecting at a high speed from the delivery pipe, the momentum is big, easily causes the damage to user and receiving arrangement.
Disclosure of Invention
The invention aims to provide a pneumatic cleaning device and a pneumatic cleaning method for a filter stick launching tube, which solve the problems in the prior art, overcome the technical defects of liquid leakage, incomplete cleaning, dead corners, large damage to equipment and the like in the existing production, and have the characteristics of simplicity, convenience, thorough cleaning, low cost, less time consumption and the like.
In order to achieve the technical purpose, the invention provides a pneumatic cleaning device for a filter stick launching tube, which comprises: the cleaning medium is driven by a pneumatic system, and the cleaning medium further comprises a filling and launching device which is in driving connection with the pneumatic system, wherein the filling and launching device is provided with a front connector connected with a filter stick conveying pipe, the filling and launching device is tubular and is provided with an inner cavity for containing the cleaning medium along the axis of the filling and launching device, and the cleaning medium is a cleaning projectile which is driven by gas along the inner cavity; and the cleaning projectile is a cylindrical high-density sponge projectile, the diameter of the cleaning projectile is larger than the inner diameter of the filter rod conveying pipe, the outer cylindrical surface of the cleaning projectile is extruded and deformed by the radial acting force of the inner wall of the filter rod conveying pipe, the outer cylindrical surface is completely attached to the inner wall and abutted to the inner wall, and the cleaning projectile rotates at high speed and advances along the inner wall through the loading and launching device.
As a further improvement, the material of the high-density sponge projectile is polyurethane and has a rough outer cylindrical surface, and the filter stick conveying pipe comprises a bent pipe part and a straight pipe part.
The cleaning medium adopted by the invention is a cylindrical high-density sponge projectile which is made of polyurethane, the diameter of the cleaning medium is larger than the inner diameter of the filter stick conveying pipeline, the high-density sponge projectile is in overall contact with the inner wall of the conveying pipe and advances and rotates at a high speed in the conveying pipe, and the rough outer surface of the high-density sponge projectile is used for carrying out overall cleaning on the inner wall of the conveying pipe; the cleaning medium adopted by the invention can deform under stress, the diameter of the cleaning medium is larger than the inner diameter of the filter stick conveying pipeline, and a radial acting force is applied to the pipeline wall when the cleaning medium is in the pipeline, so that the cleaning effect on the pipeline inner wall is better; the cleaning medium adopted by the invention can deform under stress, is not limited by the bending degree of the pipeline and can easily pass through the bent pipe section; the cleaning medium adopted by the invention has high density and high elasticity and light weight, can not damage the inner wall of the fiber bundle pipe when the inner wall of the conveying pipeline runs, and can not hurt a user when the fiber bundle pipe is ejected from the conveying pipeline; the invention adopts compressed air to push the high-density sponge bomb, is convenient and quick, does not need to use extra cleaning medium, and can not cause secondary pollution even if the joint of the conveying pipe is leaked.
As a further refinement, the cleaning projectile has a plurality and is arranged sequentially along the internal cavity.
As a further improvement, the charge emitting device comprises: the pneumatic ball valve is positioned between the loading section and the launching section and controls the opening and closing of the air passages of the loading section and the launching section, and the pneumatic ball valve is connected with a second throttling valve; and the rear part of the loading section is connected with a first throttle valve to drive the clean projectile to enter the launching section by gas, the rear part of the launching section is connected with a gas pipe joint to drive the clean projectile to launch and accelerate along the launching section by gas and to be ejected from the front joint, and a pressure gauge is further arranged on the launching section.
As a further improvement, the outer surface of the loading section is provided with a cover plate which is connected in a rotating mode around a pin shaft, the diameter of an inlet of the launching section and the diameter of an aperture of the loading section are both larger than the diameter of the cleaning projectile, the diameter of the loading section is smaller than that of the pneumatic ball valve, and the diameter of the pneumatic ball valve is smaller than that of the inlet of the launching section; the entrance aperture of the emission section is larger than the exit aperture.
As a further improvement, the device also comprises a box body, wherein the box body comprises a recovery box, a tool box and a shooting box; the recovery box is provided with an input joint, the cleaning projectile and the cleaned glue dirt enter the recovery box through the input joint, the tool box is provided with a connecting hose and tools, and the shooting box is provided with the cleaning projectile for cleaning; the filling and launching device is fixedly installed on a side plate of the tool box through bolts, and the pneumatic system is installed on the box body and comprises: the pneumatic control component is connected with the first throttling valve, the second throttling valve and the air pipe joint of the filling and launching device.
As a further improvement, the pneumatic control means comprises: the manual valve and the mechanical valve of three-position four-way, the manual valve pneumatic control first choke valve with the second choke valve, the mechanical valve pneumatic control the air pipe connects.
As a further improvement, four wheels are installed at the bottom of the box body, a handle is installed on the side face of the box body, side plates of the box body and a door of the recycling box are made of organic glass, a cushion pad is further arranged on the inner wall of the tail end of the recycling box, the aperture of an outlet of the transmitting section is the same as that of the transmitter conveying pipe, and the transmitting section is connected with the transmitter conveying pipe through a hose.
The invention adopts a special pneumatic launching device, and can simply, conveniently, quickly and continuously launch and recover the cylindrical cleaning projectile.
Correspondingly, the invention also provides a pneumatic cleaning method for the filter stick launching tube, which comprises the following steps: providing a pneumatic system and a cleaning medium driven thereby, further comprising: providing a charge launcher in driving connection with the pneumatic system, wherein the cleaning medium is a cleaning projectile driven by gas along an inner cavity of the charge launcher, the cleaning projectile is a cylindrical high-density sponge projectile, and the diameter of the cleaning projectile is larger than the inner diameter of the filter rod conveying pipe; connecting a front connector of the charge launcher to a filter rod transfer tube, activating the pneumatic system and launching the cleaning projectile through the charge launcher into the filter rod transfer tube; the outer cylindrical surface of the cleaning projectile is extruded and deformed by the radial acting force of the inner wall of the filter stick conveying pipe, the outer cylindrical surface is completely attached to the inner wall and abutted to the inner wall, and the cleaning projectile rotates at high speed along the inner wall through the loading and launching device and advances and finishes cleaning.
As a further improvement, the charge emitting device comprises: the pneumatic ball valve is connected with a second throttling valve, the rear part of the filling section is connected with a first throttling valve, and the rear part of the launching section is connected with a gas pipe joint; the clean projectile launched into the filter rod transfer tube by the charge launcher comprises: the pneumatic system opens the pneumatic ball valve through the second throttle valve to form communication between the loading section where the clean projectile is loaded and the launching section; the pneumatic system controls the first throttle valve to blow the clean projectile from the loading section into the launching section; the pneumatic system closes the pneumatic ball valve through the second throttle valve to form the charging section and the launching section closed; the pneumatic system provides driving gas to the launch section through the air tube connection to drive the cleaning projectile in the direction of the front connection of the charge launcher.
The method has simple and reliable operation through a pneumatic system, the cleaning projectile is quickly installed and launched and can be fully attached to the inner wall of the pipeline for cleaning, the cleaning efficiency is high, and the method is suitable for production and application.
Drawings
FIG. 1 is a schematic view of the appearance of a cleaning projectile;
FIG. 2 is a schematic view of a loading launching device;
FIG. 3 is a partial cross-sectional view of a priming launching device;
fig. 4 is a schematic view of the case.
Reference numerals: 1. wheel, 2, input connector, 3, filling launching device, 4, shooting box, 5, hand rotating valve, 6, mechanical valve, 9, handle, 11, tool box, 12, recovery box, 13, door, 20, cleaning projectile, 31, front connector, 32, launching section, 33, pressure gauge, 34, pneumatic ball valve, 35, filling section, 36, first throttle valve, 37, cover plate, 38, second throttle valve, 39, air pipe connector.
Detailed Description
As shown in fig. 1 to 4, the present invention provides a pneumatic cleaning device for a filter rod launching tube, comprising: cleaning media driven by a pneumatic system, further comprising a charge emitter device 3 in driving connection with the pneumatic system, the charge emitter device 3 having a front connector 31 connected to a filter rod transfer line, the charge emitter device 3 being tubular and having along its axis an inner cavity containing the cleaning media, the cleaning media being cleaning projectiles 20 gas driven along the inner cavity; and the cleaning projectile 20 is a cylindrical high-density sponge projectile, the diameter of the cleaning projectile 20 is larger than the inner diameter of the filter rod conveying pipe, the outer cylindrical surface of the cleaning projectile 20 is extruded and deformed by the radial acting force of the inner wall of the filter rod conveying pipe, the outer cylindrical surface and the inner wall are completely attached, abutted and contacted, and the cleaning projectile 20 rotates at high speed and advances along the inner wall through the loading and launching device 3.
As a further improvement, the material of the high-density sponge projectile is polyurethane and has a rough outer cylindrical surface, and the filter stick conveying pipe comprises a bent pipe part and a straight pipe part.
The cleaning medium adopted by the invention is a cylindrical high-density sponge projectile which is made of polyurethane, the diameter of the cleaning medium is larger than the inner diameter of the filter stick conveying pipeline, the high-density sponge projectile is in overall contact with the inner wall of the conveying pipe and advances and rotates at a high speed in the conveying pipe, and the rough outer surface of the high-density sponge projectile is used for carrying out overall cleaning on the inner wall of the conveying pipe; the cleaning medium adopted by the invention can deform under stress, the diameter of the cleaning medium is larger than the inner diameter of the filter stick conveying pipeline, and a radial acting force is applied to the pipeline wall when the cleaning medium is in the pipeline, so that the cleaning effect on the pipeline inner wall is better; the cleaning medium adopted by the invention can deform under stress, is not limited by the bending degree of the pipeline and can easily pass through the bent pipe section; the cleaning medium adopted by the invention has high density and high elasticity and light weight, can not damage the inner wall of the fiber bundle pipe when the inner wall of the conveying pipeline runs, and can not hurt a user when the fiber bundle pipe is ejected from the conveying pipeline; the invention adopts compressed air to push the high-density sponge bomb, is convenient and quick, does not need to use extra cleaning medium, and can not cause secondary pollution even if the joint of the conveying pipe is leaked.
As a further refinement, the cleaning projectile 20 has a plurality and is arranged sequentially along the internal cavity.
As a further improvement, the charge emission device 3 comprises: the filling section 35 at the rear part, the launching section 32 at the front part and in a long-strip tubular shape, and a pneumatic ball valve 34 which is arranged between the filling section and the launching section and controls the opening and closing of an air passage of the filling section and the launching section, wherein the pneumatic ball valve 34 is connected with a second throttle valve 38; and the rear part of the loading section 35 is connected with a first throttle valve 36 for driving the clean projectile 20 into the launching section 32 by gas, the rear part of the launching section 32 is connected with a gas pipe joint 39 for driving the clean projectile 20 along the launching section 32 by gas to be launched, accelerated and ejected from the front joint 31, and a pressure gauge 33 is arranged on the launching section 32.
As a further improvement, the outer surface of the loading section 35 has a cover plate 37 pivotally connected around a pin, the diameter of the entrance of the launching section 32 and the diameter of the aperture of the loading section 35 are larger than the diameter of the cleaning projectile 20, the diameter of the loading section 35 is smaller than the diameter of the pneumatic ball valve 34, and the diameter of the pneumatic ball valve 34 is smaller than the diameter of the entrance of the launching section 32; the entrance aperture of the emitter segment 32 is larger than the exit aperture.
As a further improvement, the device also comprises a box body, wherein the box body comprises a recovery box 12, a tool box 11 and a projectile box 4; the recovery box 12 is provided with an input joint 2, the cleaning projectile 20 and cleaned glue dirt enter the recovery box through the input joint 2, the tool box is provided with a connecting hose and tools, and the shooting box is provided with the cleaning projectile 20 for cleaning; the filling and launching device 3 is fixedly mounted on a side plate of the tool box through bolts, and the pneumatic system is mounted on the box body and comprises: an air supply interface connected to an external air supply, and a pneumatic control unit connected to the first throttle valve 36, the second throttle valve 38, and the air pipe connector 39 of the charge emitter 3.
As a further improvement, the pneumatic control means comprises: the three-position four-way valve comprises a hand-operated valve 5 and a mechanical valve 6, wherein the hand-operated valve 5 pneumatically controls the first throttle valve 36 and the second throttle valve 38, and the mechanical valve 6 pneumatically controls the air pipe joint 39.
As a further improvement, four wheels 1 are installed at the bottom of the box body, a handle 9 is installed on the side face of the box body, the side plates of the box body and a door 13 of the recovery box are made of organic glass, a cushion pad 14 is further arranged on the inner wall of the tail end of the recovery box 12, the aperture of an outlet of the transmitting section is the same as that of the transmitter conveying pipe, and the transmitting section is connected with the transmitter conveying pipe through a hose.
The invention adopts a special pneumatic launching device, and can simply, conveniently, quickly and continuously launch and recover the cylindrical cleaning projectile.
Correspondingly, the invention also provides a pneumatic cleaning method for the filter stick launching tube, which comprises the following steps: providing a pneumatic system and a cleaning medium driven thereby, further comprising: providing a charge launcher 3 in driving connection with the pneumatic system, the cleaning medium being a cleaning projectile 20 gas driven along an inner cavity of the charge launcher 3, the cleaning projectile 20 being a high density sponge projectile in the form of a cylinder, the diameter of the cleaning projectile 20 being greater than the inner diameter of the filter rod transfer tube; connecting the front connector 31 of the charge emitter 3 to a filter rod transfer tube, activating the pneumatic system and firing the cleaning projectile 20 through the charge emitter 3 into the filter rod transfer tube; the outer cylindrical surface of the cleaning projectile 20 is extruded and deformed by the radial acting force of the inner wall of the filter stick conveying pipe, the outer cylindrical surface is completely attached to the inner wall and abutted to the inner wall, and the cleaning projectile 20 rotates and advances along the inner wall at a high speed through the loading and launching device 3 and finishes cleaning.
As a further improvement, the charge emission device 3 comprises: the device comprises a filling section 35 positioned at the rear part, a launching section 32 positioned at the front part and in a long-strip tubular shape, and a pneumatic ball valve 34 positioned between the filling section and the launching section and used for controlling the opening and closing of an air passage of the filling section and the launching section, wherein the pneumatic ball valve 34 is connected with a second throttle valve 38, the rear part of the filling section 35 is connected with a first throttle valve 36, and the rear part of the launching section 32 is connected with an air pipe joint; the firing of the cleaning projectile 20 into the filter rod transfer tube via the charge launching device 3 comprises: the pneumatic system opens the pneumatic ball valve 34 through the second throttle 38 to establish communication between the loading section 35 and the launch section 32, loading the cleaning projectile 20 in the loading section 35; the pneumatic system controls the first throttle valve 36 to blow the cleaning projectile 20 from the loading section 35 into the launching section 32; the pneumatic system closes the pneumatic ball valve 34 through the second throttle valve 38 to create the charging section 35 and the launching section 32 closed; the pneumatic system provides driving gas to the launch section 32 through the air tube connector 39 to drive the cleaning projectile 20 out towards the front connector 31 of the charge launcher 3.
The invention mainly comprises four parts, including a cleaning projectile, a box body, a loading and launching device and an air control system. Wherein the cleaning projectile is a cylindrical high-density sponge bullet and is used for cleaning the inner wall of the conveying pipeline; the box body is divided into three areas, including a recovery box, a tool box and a projectile box, wherein the recovery box is used for recovering projectiles and cleaned glue dirt, the tool box is used for placing a connecting hose and tools, and the projectile box is used for placing projectiles for cleaning; the loading and launching device mainly comprises a loading section, a launching section and a pneumatic ball valve, and is used for loading a clean projectile and a launched projectile; the pneumatic control system is used for controlling the operation of all pneumatic elements of the invention.
The cleaning projectile is a cylindrical high-density sponge bullet, the material of the cleaning projectile is polyurethane, the diameter of the cleaning projectile is larger than the inner diameter of the filter stick conveying pipeline, the cleaning projectile is in overall contact with the inner wall of the conveying pipeline during cleaning, compressed air pushes the projectile to advance and rotate at high speed in the conveying pipeline, and the rough outer surface of the cleaning projectile is used for carrying out overall cleaning on the inner wall of the conveying pipeline. The cleaning projectile can deform under stress, and has a radial acting force on the pipe wall when in the pipeline, so that the cleaning effect on the inner wall of the pipeline is better; the pipe cleaning device is not limited by the bending degree of the pipeline, is easy to pass through the bent pipe section, can be in overall contact with the pipe wall when passing through the bent pipe section, and ensures the cleaning effect of the bent pipe section; the high-density high-elasticity conveying pipe has high density and high elasticity and light weight, and can not damage the inner wall of the conveying pipe when the inner wall of the conveying pipe runs; adopt dedicated receiver box to retrieve clean projectile and glue dirt, the inside rubber buffer pad that installs of receiver box slows down the impact when the projectile is jetted out from the conveyer pipe, can not cause the damage to user and receiver box. When in use, the cleaning projectile is manually loaded into the loading section, and is blown into the conveying pipe through the air control system to clean the inner wall of the conveying pipe.
The box body is divided into three areas, including a recovery box, a tool box and a projectile box, wherein the recovery box is used for recovering projectiles and cleaned glue dirt, the tool box is used for placing a connecting hose and tools, and the projectile box is used for placing projectiles for cleaning; the bottom of the box body is provided with four wheels, the side surface of the box body is provided with a handle, and the device can be freely moved according to requirements; the filling and launching device is fixed on the side plate of the tool box by using a bolt; the box body side plate and the recovery box door are made of organic glass, so that the internal condition of the box body can be observed conveniently.
The filling and launching device comprises a front connector, a launching section, a pressure gauge, a pneumatic ball valve, a filling section, a first throttle valve, a cover plate, a second throttle valve and an air pipe connector. Wherein the front joint is connected with a filter stick conveying pipe to be cleaned through a hose; the pneumatic ball valve is connected with the launching section and the filling section,
the cleaning projectile is manually loaded through the loading section, and after loading the cleaning projectile, the cover plate is lowered and blown into the launching section by compressed air with adjustable pressure. The cover plate is fixed on the loading section through a pin shaft and can rotate around the pin shaft, and after the cover plate is put down, the cleaning projectile can be prevented from flying out when being blown into the launching section by compressed air. The entrance diameter of the launching section and the aperture diameter of the loading section are larger than the diameter of the cleaning projectile to facilitate loading of the cleaning projectile; the aperture of the filling section is smaller than that of the ball valve, the aperture of the ball valve is smaller than that of the inlet of the launching section, and the cleaning projectile is not blocked when being blown into the launching section by compressed air; the aperture of the inlet of the transmitting section is larger than that of the outlet, the aperture of the outlet of the transmitting section is the same as that of the transmitter conveying pipe, and the transmitting section is connected with the transmitter conveying pipe through a hose. The pressure gauge is arranged on the launching section and can monitor the air pressure in the pipe and judge whether the cleaning bomb blocks the conveying pipe or not. The throttle valve and the throttle valve are used for adjusting the flow of the pneumatic ball valve and the filling section. The pneumatic ball valve is a single-action normally-open pneumatic ball valve, the channel is closed by the pneumatic ball valve when the pneumatic ball valve is switched on, the filling section and the launching section are switched off, and the projectile is blown into the filter stick conveying pipe by compressed air through the air pipe joint.
The pneumatic control system is used for controlling the operation of all pneumatic elements of the pneumatic control system, and mainly comprises a manual valve, a mechanical valve, a pressure reducing valve, a throttle valve, a pneumatic ball valve, an air pipe and an air pipe joint. External compressed air is accessed through a connector, when the three-position four-way hand-operated rotary valve is positioned at the middle N position, the pneumatic control system is closed, the pneumatic ball valve is positioned at a normally open position, and the filling section is communicated with the launching section; when the hand-operated valve is at A position, the compressed air blows the projectile into the launching section through the pressure reducing valve and the first throttle valve. When the hand-operated valve returns to the middle N position from the A position, the compressed air of the filling section is cut off; when the hand-operated valve is positioned at the B position, the compressed air closes the pneumatic ball valve through the pressure reducing valve and the second throttle valve, and the filling section is not communicated with the launching section. The manual valve is kept at the B position, the mechanical valve is pressed down to compress air to enter the launching section through the air pipe and the air pipe joint, and the projectile is blown into the filter stick conveying pipe by the compressed air to clean the conveying pipe. The pressure gauge is arranged on the launching section and can monitor the air pressure in the pipe and judge whether the cleaning bomb blocks the conveying pipe or not. When the hand-operated valve returns to the middle N position from the B position, the transmitting section and the pneumatic ball valve compress air to be cut off, the pneumatic ball valve automatically returns to the original position under the action of the spring force and is in a normally open state.
The device has two kinds of use, and mode one is: a hose connecting joint and a filter stick conveying pipe inlet are used, a receiving box is connected to the outlet side of the conveying pipe, and a single conveying pipe is cleaned; the second method is as follows: connecting two adjacent conveying pipes of the filter stick launcher by using hoses, connecting a joint and a conveying pipe inlet by using a second hose, connecting a joint and a second conveying pipe by using a third hose, and ejecting a projectile through the joint, returning to the joint through the two filter stick conveying pipes and entering a recovery box. The invention has two working modes, one is single-tube cleaning, and the other is two-tube cleaning simultaneously.
The method has simple and reliable operation through a pneumatic system, the cleaning projectile is quickly installed and launched and can be fully attached to the inner wall of the pipeline for cleaning, the cleaning efficiency is high, and the method is suitable for production and application.
Compared with the prior art, the cleaning medium adopted by the invention is a cylindrical high-density sponge projectile, the material of the cleaning medium is polyurethane, the diameter of the cleaning medium is larger than the inner diameter of the filter stick conveying pipeline, the high-density sponge projectile is in overall contact with the inner wall of the conveying pipeline and moves forwards and rotates in the conveying pipeline at a high speed, and the rough outer surface of the cleaning medium is used for cleaning the inner wall of the conveying pipeline comprehensively; the cleaning medium adopted by the invention can deform under stress, the diameter of the cleaning medium is larger than the inner diameter of the filter stick conveying pipeline, and a radial acting force is applied to the pipeline wall when the cleaning medium is in the pipeline, so that the cleaning effect on the pipeline inner wall is better; the cleaning medium adopted by the invention can deform under stress, is not limited by the bending degree of the pipeline, and can easily pass through the bent pipe section. The pipe can be in overall contact with the pipe wall when passing through the bent pipe section, so that the cleaning effect of the bent pipe section is ensured; the cleaning medium adopted by the invention has high density and high elasticity and light weight, and can not damage the inner wall of the conveying pipe when the inner wall of the conveying pipe runs; the special receiving box is adopted to recover the cleaning projectile and the glue dirt, and the cleaning projectile cannot cause injury to a user when being ejected from the conveying pipe; the compressed air is adopted to push the high-density sponge bomb, so that the method is convenient and quick, no additional cleaning medium is needed, and secondary pollution can not be caused even if leakage exists at the joint of the conveying pipe; the invention adopts a special pneumatic launching device, and can simply, conveniently, quickly and continuously launch and recover the cylindrical cleaning bomb; the invention can clean two pipelines simultaneously, and the cylindrical cleaning bullet enters the recovery box for recovery; the invention is provided with the pressure gauge on the launching tube, and the pressure in the tube can be monitored to judge whether the cleaning bomb blocks the conveying pipe; the box body of the invention is divided into three areas, can be used for separately placing tools, cleaned glue stains and cleaned projectiles, and is convenient to use; the invention is a movable device, which can move freely according to the requirement; the left side plate and the right side plate are made of organic glass, so that the internal condition of the box body can be observed conveniently.
It is to be understood that the scope of the present invention is not to be limited to the non-limiting embodiments, which are illustrated as examples only. The essential protection sought herein is further defined in the scope provided by the independent claims, as well as in the claims dependent thereon.
Claims (10)
1. A pneumatic cleaning device for a filter rod emitter tube, comprising: a cleaning medium driven by a pneumatic system, characterized by:
the device also comprises a filling and launching device which is in driving connection with the pneumatic system, wherein the filling and launching device is provided with a front connector connected with a filter stick conveying pipe, the filling and launching device is tubular and is provided with an inner cavity for containing the cleaning medium along the axis of the filling and launching device, and the cleaning medium is a cleaning projectile driven by gas along the inner cavity; and is
The cleaning projectile is a cylindrical high-density sponge projectile, the diameter of the cleaning projectile is larger than the inner diameter of the filter rod conveying pipe, the outer cylindrical surface of the cleaning projectile is extruded and deformed by the radial acting force of the inner wall of the filter rod conveying pipe, the outer cylindrical surface and the inner wall are completely attached, abutted and contacted, and the cleaning projectile rotates at a high speed and advances along the inner wall through the loading and launching device.
2. A filter rod emitter tube pneumatic cleaning device according to claim 1, wherein: the high-density sponge projectile is made of polyurethane and has a rough outer cylindrical surface, and the filter stick conveying pipe comprises a bent pipe part and a straight pipe part.
3. A filter rod emitter tube pneumatic cleaning device according to claim 1, wherein: the cleaning projectile has a plurality and is sequentially arranged along the inner cavity.
4. A filter rod emitter tube pneumatic cleaning device according to claim 1, wherein:
the charge emission device includes: the pneumatic ball valve is positioned between the loading section and the launching section and controls the opening and closing of the air passages of the loading section and the launching section, and the pneumatic ball valve is connected with a second throttling valve; and
the rear part of the loading section is connected with a first throttle valve to drive the clean projectile to enter the launching section through gas, the rear part of the launching section is connected with a gas pipe joint to drive the clean projectile to launch along the launching section through gas, accelerate and launch from the front joint, and a pressure gauge is further arranged on the launching section.
5. A pneumatic cleaning device for a filter rod emitter tube according to claim 4, wherein: the outer surface of the loading section is provided with a cover plate which is rotatably connected around a pin shaft, the diameter of an inlet of the launching section and the diameter of an aperture of the loading section are both larger than the diameter of the cleaning projectile, the aperture of the loading section is smaller than that of the pneumatic ball valve, and the aperture of the pneumatic ball valve is smaller than that of the inlet of the launching section; the entrance aperture of the emission section is larger than the exit aperture.
6. A pneumatic cleaning device for a filter rod emitter tube according to claim 5, wherein: the box body comprises a recovery box, a tool box and a shooting box;
the recovery box is provided with an input joint, the cleaning projectile and the cleaned glue dirt enter the recovery box through the input joint, the tool box is provided with a connecting hose and tools, and the shooting box is provided with the cleaning projectile for cleaning;
the filling and launching device is fixedly installed on a side plate of the tool box through bolts, and the pneumatic system is installed on the box body and comprises: the pneumatic control component is connected with the first throttling valve, the second throttling valve and the air pipe joint of the filling and launching device.
7. A pneumatic cleaning device for a filter rod emitter tube according to claim 6, wherein: the pneumatic control part includes: the manual valve and the mechanical valve of three-position four-way, the manual valve pneumatic control first choke valve with the second choke valve, the mechanical valve pneumatic control the air pipe connects.
8. A pneumatic cleaning device for a filter rod emitter tube according to claim 7, wherein: four wheels are installed to the bottom of box, the side-mounting of box has the handle, the curb plate of box reaches the door material of collection box is organic glass, the terminal inner wall of collection box still has the blotter, the exit aperture of transmission section is the same with transmitter conveyer pipe aperture, the transmission section with the transmitter conveyer pipe passes through the hose and connects.
9. A method of pneumatically cleaning a filter rod launch tube comprising: providing a pneumatic system and a cleaning medium driven thereby, characterized in that: it still includes:
providing a charge launcher in driving connection with the pneumatic system, wherein the cleaning medium is a cleaning projectile driven by gas along an inner cavity of the charge launcher, the cleaning projectile is a cylindrical high-density sponge projectile, and the diameter of the cleaning projectile is larger than the inner diameter of the filter rod conveying pipe;
connecting a front connector of the charge launcher to a filter rod transfer tube, activating the pneumatic system and launching the cleaning projectile through the charge launcher into the filter rod transfer tube;
the outer cylindrical surface of the cleaning projectile is extruded and deformed by the radial acting force of the inner wall of the filter stick conveying pipe, the outer cylindrical surface is completely attached to the inner wall and abutted to the inner wall, and the cleaning projectile rotates at high speed along the inner wall through the loading and launching device and advances and finishes cleaning.
10. A method for pneumatically cleaning a filter rod emitter tube according to claim 9, wherein:
the charge emission device includes: the pneumatic ball valve is connected with a second throttling valve, the rear part of the filling section is connected with a first throttling valve, and the rear part of the launching section is connected with a gas pipe joint;
the clean projectile launched into the filter rod transfer tube by the charge launcher comprises:
the pneumatic system opens the pneumatic ball valve through the second throttle valve to form communication between the loading section where the clean projectile is loaded and the launching section;
the pneumatic system controls the first throttle valve to blow the clean projectile from the loading section into the launching section;
the pneumatic system closes the pneumatic ball valve through the second throttle valve to form the charging section and the launching section closed;
the pneumatic system provides driving gas to the launch section through the air tube connection to drive the cleaning projectile in the direction of the front connection of the charge launcher.
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| CN202011506915.1A CN112657973B (en) | 2020-12-18 | 2020-12-18 | Pneumatic cleaning device and method for filter rod transmitting tube |
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| CN202011506915.1A CN112657973B (en) | 2020-12-18 | 2020-12-18 | Pneumatic cleaning device and method for filter rod transmitting tube |
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| CN112657973B CN112657973B (en) | 2023-08-25 |
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|---|---|
| CN112657973B (en) | 2023-08-25 |
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