CN113042492A - Dust treatment system applied to laser decontamination - Google Patents
Dust treatment system applied to laser decontamination Download PDFInfo
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- CN113042492A CN113042492A CN202110265751.6A CN202110265751A CN113042492A CN 113042492 A CN113042492 A CN 113042492A CN 202110265751 A CN202110265751 A CN 202110265751A CN 113042492 A CN113042492 A CN 113042492A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/007—Fume suction nozzles arranged on a closed or semi-closed surface, e.g. on a circular, ring-shaped or rectangular surface adjacent the area where fumes are produced
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C11/00—Accessories, e.g. safety or control devices, not otherwise provided for, e.g. regulators, valves in inlet or overflow ducting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/02—Construction of inlets by which the vortex flow is generated, e.g. tangential admission, the fluid flow being forced to follow a downward path by spirally wound bulkheads, or with slightly downwardly-directed tangential admission
- B04C5/04—Tangential inlets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/08—Vortex chamber constructions
- B04C5/103—Bodies or members, e.g. bulkheads, guides, in the vortex chamber
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
- B04C2009/002—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks with external filters
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Abstract
The invention relates to a dust treatment system applied to laser decontamination, which comprises a cabinet body, wherein a cabinet door is arranged on the cabinet body, the interior of the cabinet body is divided into an adsorption cavity and a treatment cavity by a partition plate, a smoke adsorption device is arranged in the adsorption cavity, a cyclone separation device, an air supply device and a filtering device are arranged in the treatment cavity, the cyclone separation device comprises a cyclone separator, a collection part and a double-end amplifier, the cyclone separator is detachably connected with the collection part and the double-end amplifier respectively, the double-end amplifier is connected with the air supply device and the smoke adsorption device respectively, the air inlet end of the filtering device is detachably connected with the cyclone separator, the air outlet end of the filtering device is provided with an air amplifier, and the air amplifier is connected with the air supply device Thoroughly separate dust and flue gas, reinforcing filter effect.
Description
Technical Field
The invention relates to the technical field of dust treatment, in particular to a dust treatment system applied to laser decontamination.
Background
With the coming of the peak of the construction of a new domestic nuclear power station unit, the national requirements on nuclear power safety, nuclear pollution protection treatment, emergency treatment, environmental protection and the like are higher and higher, the corresponding technical requirements are more and more urgent, and particularly, the requirement on radioactive pollution decontamination treatment technology related to nuclear power safety is more and more urgent.
In the using process of nuclear equipment, a large amount of radioactive substances with pollution are generated on the surface of the nuclear equipment, in order to prevent the radioactive substances stained on the surface of the nuclear equipment from influencing the health of workers, the radioactive substances on the surface of the nuclear equipment need to be removed, at present, a high-energy laser decontamination technology is used as a new generation decontamination treatment technology for surface decontamination, and due to the characteristics of small secondary waste generation amount, capability of entering a narrow space to work, easiness in automation realization and the like, the high-energy laser decontamination technology has wide application prospects in the fields of deep decontamination of metal surfaces, radioactive hot spot decontamination and the like, and is widely applied to the field of nuclear power equipment decontamination.
Can produce a large amount of radioactive dust and flue gas in the high energy laser robot decontamination work, at present, prior art sets up the adsorption tube usually, utilizes the negative pressure that produces in the adsorption tube to absorb the smoke and dust mixture after, utilizes collection device to filter and collects, but the problem that exists among the prior art is: the absorption that singly passes through the adsorption tube can't effectively adsorb a large amount of radioactive dust and flue gas, and radioactive dust and flue gas do not have the separation, and the dust is outside along with the flue gas discharge easily, causes air pollution, and simultaneously, the nuclear radiation that the radioactive dust produced also threatens staff's healthy easily.
Disclosure of Invention
The invention aims to provide a dust treatment system applied to laser decontamination aiming at the defects of the prior art, and the problems that the adsorption device in the prior art cannot effectively adsorb radioactive dust, the radioactive dust and smoke are not separated in advance and the filtering effect is poor are effectively solved through the matching design of a smoke adsorption device, a cyclone separation device, an air supply device and a filtering device.
The technical scheme adopted by the invention is as follows:
the utility model provides a be applied to dust disposal system of laser decontamination, includes the cabinet body, be equipped with the cabinet door on the cabinet body, the internal portion of cabinet separates for absorption chamber and process chamber through the baffle, its characterized in that: at least one smoke dust adsorption device is arranged in the adsorption cavity, and a cyclone separation device, an air supply device and a filtering device are arranged in the treatment cavity;
the cyclone separation device comprises a cyclone separator, a collection part and at least one double-end amplifier, the cyclone separator is detachably connected with the collection part, the double-end amplifier is detachably connected with the cyclone separator, a first lateral air inlet and a central air inlet are respectively arranged on the double-end amplifier, the first lateral air inlet is connected with the air supply device, and the central air inlet is connected with the smoke dust adsorption device;
the air inlet end of the filtering device is detachably connected with the cyclone separator, the air outlet end of the filtering device is detachably provided with an air amplifier, the air amplifier is provided with a second lateral air inlet and an air outlet, and the second lateral air inlet is connected with the air supply device.
Furthermore, the smoke dust adsorption device comprises an air suction shell, an air conveying channel is arranged in the air suction shell, an upper air inlet channel, a side air inlet channel and an exhaust pipe are respectively arranged on the top, the front side and the bottom of the air suction shell, the upper air inlet channel and the side air inlet channel are arranged tangentially to the air conveying channel, and the exhaust pipe penetrates through the partition plate to extend into the treatment cavity and is connected with the central air inlet.
Furthermore, the air delivery channel is cylindrical, a rotating shaft is transversely arranged in the air delivery channel, two ends of the rotating shaft are respectively connected with the air suction shell in a rotating mode, and spiral brushes with opposite rotating directions are arranged at two ends of the rotating shaft.
Furthermore, the number of the smoke dust adsorption devices is 3, and the air suction shells are arranged at the bottom of the adsorption cavity, are respectively positioned on the left side and the right side of the cabinet body and on the opposite side of the cabinet door and are tightly attached to the side wall of the cabinet body.
Further, cyclone includes the air inlet casing, air inlet casing upper portion design is cylindricly, and the lower part design is leaks hopper-shaped, air inlet casing top, upper portion outer wall and bottom are equipped with air outlet channel, at least one feed inlet and discharge gate respectively, the air inlet casing is inside to be equipped with round air outlet channel is from last to degressive spiral helicine deflector that is in proper order down, the air inlet casing with collecting element dismantles the formula and connects, just the discharge gate stretches into inside the collecting element, the feed inlet with the double-end amplifier dismantles the formula and connects.
Further, the collecting part comprises an outer cylinder made of ray shielding materials and an inner cylinder made of anti-corrosion metal materials, the top of the outer cylinder and the top of the inner cylinder are designed to be of an open structure, at least one protrusion is arranged at the bottom of the outer cylinder, an insulating hydrophobic layer is arranged at the top end of the protrusion, the inner cylinder can be arranged on the inner protrusion through the top opening of the outer cylinder, the outer cylinder is detachably connected with the air inlet shell, and the discharge port extends into the inner cylinder and is tightly attached to the top opening of the inner cylinder.
Furthermore, the guide plate is provided with a drainage plate positioned at the feed inlet.
Further, filter equipment includes cartridge filter and adsorption cylinder, and the inside filter core that is equipped with of cartridge filter adsorbs a section of thick bamboo inside packing to have the active carbon, and the air inlet end and the air outlet channel of cartridge filter are connected, and the air-out end and the air inlet end of adsorption cylinder of cartridge filter are connected, and air amplifier installs and holds at the air-out of adsorption cylinder.
Furthermore, the air supply device comprises an air compressor, an air delivery pipe is arranged at the air outlet end of the air compressor, a plurality of flow dividing pipes are arranged on the air delivery pipe, and the flow dividing pipes are respectively connected with the first lateral air inlet and the second lateral air inlet.
Further, be equipped with pressure sensor in the absorption chamber, be equipped with the controller in the processing chamber, pressure sensor, controller, air compressor electricity are connected.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, through the matching design of the smoke dust adsorption device, the cyclone separation device, the air supply device and the filter device, the problems that the adsorption device in the prior art cannot effectively adsorb radioactive dust, the radioactive dust and the smoke are not separated in advance, and the filter effect is poor are effectively solved.
1. Through setting up a plurality of smoke and dust adsorption equipment, can increase absorption scope and adsorption effect to the not equidirectional radioactive dust effective absorption, utilize double-end amplifier and air compressor's cooperation design, make the internal negative pressure state that forms of cabinet, effectively strengthen output gas volume, increase the adsorption efficiency of increase dust and flue gas, prevent that dust and flue gas from leaking.
2. Utilize cyclone, make the radioactive dust fall into the collecting element of bottom under the effect of deflector in, the flue gas after the separation passes through outlet channel and gets into filter equipment to improve the separation effect of radioactive dust and flue gas, prolonged filtering material's live time, reduced the filter media and changed the frequency, reduce the production volume of radioactive solid waste, avoid air pollution, threat staff's health and safety.
3. Set up filter element layer and activated carbon layer in the filter equipment, filter element layer can be effectively to carrying out effective filtration to remaining tiny particulate matter in the flue gas and get rid of, contains radioactive substance and aerosol material in the activated carbon layer absorption flue gas, effectively holds back the pollutant, and reinforcing filter effect avoids the flue gas directly to arrange to the outside air in, causes serious pollution to the surrounding environment.
4. The collecting component is provided with the outer cylinder and the inner cylinder, the inner cylinder is placed on the bulge at the bottom of the outer cylinder, and the bulge supports the placed inner cylinder to prevent moisture in the inner cylinder from being condensed and accumulated and then soaking the inner cylinder; the outer cylinder is made of a ray shielding material, so that nuclear radiation generated by radioactive dust collected by the inner cylinder can be shielded, and workers are prevented from being excessively irradiated by the radioactive dust of the inner cylinder.
5. The adsorption cavity is internally provided with a pressure sensor, the pressure of radioactive dust and flue gas in the adsorption cavity can be monitored in real time, when the pressure is higher, the air output of the air compressor is increased through the controller, so that the negative pressure in the cabinet body is increased, the output of the radioactive dust and the flue gas is enhanced, the adsorption capacity is enhanced, otherwise, when the pressure is lower, the air output of the air compressor is reduced through the controller, the output of the radioactive dust and the flue gas is reduced, and the purpose of saving energy is achieved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic structural view of a soot absorber according to the present invention;
FIG. 4 is a side cross-sectional view of a soot absorber device of the present invention;
FIG. 5 is a front cross-sectional view of the soot absorber of the present invention;
FIG. 6 is a schematic view of the cyclone separation apparatus of the present invention;
FIG. 7 is a schematic view showing the internal structure of the cyclone separating apparatus according to the present invention;
FIG. 8 is a sectional view showing the overall construction of the cyclone separating apparatus according to the present invention;
in the figure: 1. an air suction housing; 2. a wind delivery channel; 3. an upper air inlet channel; 4. a side air inlet channel; 5. an exhaust duct; 6. a cyclone separator; 7. a collecting member; 8. a dual-headed amplifier; 9. an air inlet housing; 10. an air outlet channel; 11. a feed inlet; 12. a discharge port; 13. a guide plate; 14. a first lateral air inlet; 15. a central air inlet; 16. an air amplifier; 17. a second lateral air inlet; 18. an air outlet; 19. a rotating shaft; 20. a spiral brush; 21. an outer cylinder; 22. an inner barrel; 23. a protrusion; 24. a drainage plate; 25. a filter cartridge; 26. an adsorption cylinder; 27. an air compressor; 28. a wind delivery pipe; 29. a shunt tube; 30. a cabinet body; 31. a cabinet door; 32. a separator.
Detailed Description
In order to better understand the technical content of the invention, specific embodiments are provided below, and the invention is further described with reference to the accompanying drawings.
Referring to fig. 1 to 8, the invention provides a dust treatment system applied to laser decontamination, which comprises a cabinet body 30, wherein a cabinet door 31 is arranged on the cabinet body 30, the cabinet door 31 is divided into a left cabinet door and a right cabinet door, when in use, the left cabinet door and the right cabinet door are pushed open towards two sides, so that a workpiece can be conveniently placed in the cabinet, the interior of the cabinet body is divided into an adsorption cavity and a treatment cavity by a partition plate 32, the adsorption cavity is positioned above the partition plate 32, the treatment cavity is positioned below the partition plate 32, at least one smoke adsorption device is arranged in the adsorption cavity, and a cyclone separation device, an air supply device and a filtering;
the smoke dust adsorption device comprises an air suction shell 1, because the radioactive dust has certain weight, in order to achieve better adsorption effect, the air suction shell 1 is arranged at the bottom of an adsorption cavity, and in order to prevent the radioactive dust from accumulating between the air suction shell 1 and a cabinet body 30, the side surface of the air suction shell 1 is tightly attached to the side wall of the cabinet body 30, an air delivery channel 2 is arranged in the air suction shell 1, the air delivery channel 2 is arranged along the length direction of the air suction shell 1, an upper air inlet channel 3, a side air inlet channel 4 and an exhaust pipe 5 are respectively arranged on the top, the front side and the bottom of the air suction shell 1, the upper air inlet channel 3, the side air inlet channel 4 and the exhaust pipe 5 are all connected with the air delivery channel 2 and are all arranged tangentially to the air delivery channel 2, the turning angle of the air flow entering the air delivery channel 2 is smaller by utilizing tangential air inlet, the resistance of the air flow entering the air delivery channel, the upper air inlet channel 3 and the side air inlet channel 4 are used for respectively adsorbing different directions, the exhaust pipe 5 penetrates through the partition plate 32 and extends into the treatment cavity, and is connected with the cyclone separation device, the number of the smoke dust adsorption devices is preferably 3, the 3 air suction shells 1 are respectively arranged at the bottom of the adsorption cavity and are respectively positioned at the left side, the right side and the opposite side of the cabinet door 31 of the cabinet body 30 and tightly attached to the side wall of the cabinet body 30, at the moment, radioactive dust floating at the high position in the adsorption cavity enters the air suction shells 1 from the 3 upper air inlet channels 3 in different directions along with air flow, and heavy radioactive dust at the low position in the adsorption cavity enters the air suction shells 1 from the 3 side air inlet channels 4 in different directions along with the air flow, so that the radioactive dust in different directions in the adsorption cavity can be effectively adsorbed, the adsorption range and the adsorption effect;
the cyclone separation device comprises a cyclone separator 6, a collecting component 7 and a double-end amplifier 8, the cyclone separator 6 comprises an air inlet shell 9, the upper part of the air inlet shell 9 is designed into a cylinder shape, the lower part of the air inlet shell is designed into a funnel shape, a lead shielding layer is paved on the outer wall of the upper part of the air inlet shell 9 to shield the radioactive dust entering the cyclone separator 6, an air outlet channel 10 is arranged at the top of the air inlet shell 9 to facilitate the smoke to be discharged into the filter device, at least one feed inlet 11 is arranged on the outer wall of the upper part of the air inlet shell 9, the feed inlets 11 are preferably 3, the 3 feed inlets 11 are arranged along the outer wall of the air inlet shell 9 at equal intervals and can also be arranged in a staggered mode at equal intervals from top to bottom, a spiral guide plate 13 which is gradually decreased from top to bottom around the air outlet channel 10 is arranged, the particles and dust are promoted to fall into the collecting component 7 at the bottom for convenient collection, the guide plate 13 is provided with the drainage plates 24 positioned at the feed inlet 11, the number of the drainage plates 24 is preferably 3, the drainage plates correspond to the number of the feed inlet 11, the drainage plates 24 enable the entered radioactive dust to move downwards along the guide plate 13, the bottom of the air inlet shell 9 is provided with a discharge port 12, the air inlet shell 9 is detachably connected with the collecting component 7, the detachable connection is convenient for timely processing the radioactive dust in the collecting component 7, the discharge port 12 extends into the collecting component 7, the double-headed amplifier 8 is detachably connected with the feed inlet 11 and can adopt the connection modes of threads, flanges, insertion type, lock catches, pressing and locking, and the like, the double-headed amplifier 8 is designed to be in a pipeline shape, each feed inlet 11 is respectively connected with one double-headed amplifier 8, so the number of the double-headed amplifiers 8 is 3, the double-headed amplifier, the first lateral air inlet 14 is connected with an air supply device, the input wind power accelerates the radioactive dust to rotate at a high speed in the cyclone separator 6, the separation efficiency is improved, the central air inlet 15 is connected with the exhaust pipe 5, the radioactive dust and the flue gas adsorbed in the smoke dust adsorption device are convenient to collect and process, the output air quantity of the smoke dust adsorption device is amplified by the amplification effect of the double-head amplifier 8, the negative pressure in the air suction shell 1 is increased, and the dust removal efficiency and the dust removal effect are improved;
the filtering device comprises a filter cylinder 25 and an adsorption cylinder 26, the cylinders of the filter cylinder 25 and the adsorption cylinder 26 are made of lead materials, lead is a shielding material, and can effectively prevent radioactive substances from directly penetrating through the cylinders and being discharged to the outside air to pollute the outside environment and threaten the safety of workers, a filter core is arranged inside the filter cylinder 25, activated carbon is filled inside the adsorption cylinder 26, an air inlet end of the filter cylinder 25 is connected with an air outlet channel 10, an air outlet end of the filter cylinder 25 is connected with an air inlet end of the adsorption cylinder 26, the flue gas after cyclone separation enters the filtering device through the air outlet channel 10, the filter core in the filter cylinder 25 can effectively filter and remove residual fine particulate matters in the flue gas, the activated carbon in the adsorption cylinder 26 can adsorb the flue gas and contain radioactive substances and aerosol substances, the pollutants can be effectively intercepted, the filtering effect is enhanced, and the air amplifier 16 is installed at the air outlet end, the air amplifier 16 is provided with a second lateral air inlet 17 and an air outlet 18, the second lateral air inlet 17 is connected with an air supply device, the flow rate of air flow is effectively increased by using the air amplifier 16, and the air outlet efficiency is improved.
Specifically, defeated wind passageway 2 sets up to cylindrical, transversely be equipped with pivot 19 in defeated wind passageway 2, 19 both ends of pivot are connected with the casing 1 rotation that induced drafts respectively, pivot 19 is equipped with the bearing with the casing 1 junction that induced drafts, pivot 19 is connected with the casing 1 that induced drafts through the bearing, 19 both ends of pivot are equipped with spiral brush 20 opposite soon, spiral brush 20 suits with last inlet channel 3 and side inlet channel 4, at its rotatory in-process, carry exhaust pipe 5 departments to the dust and the air current of defeated wind passageway 2 both sides, be convenient for the discharge of radioactive dust and flue gas.
Specifically, the collecting component 7 comprises an outer cylinder 21 made of a ray shielding material and an inner cylinder 22 made of an anti-corrosion metal material, the ray shielding material is preferably lead or an alloy material thereof, the anti-corrosion metal material is stainless steel, the tops of the outer cylinder 21 and the inner cylinder 22 are designed to be an open structure, at least one bulge 23 is arranged at the bottom of the outer cylinder 21, 1 bulge 23 is preferably arranged, an insulating hydrophobic layer is arranged at the top end of the bulge 23, the insulating hydrophobic layer can cut off the electronic flow of the outer cylinder 21 and the metal inner cylinder 22, so that the galvanic corrosion is prevented, the inner cylinder 22 can be placed on the inner bulge 23 from the opening at the top of the outer cylinder 21, the inner cylinder 22 is supported by the bulge 23, the inner cylinder 22 is soaked after the internal moisture is prevented from being condensed and accumulated, the outer cylinder 21 is detachably connected with the air inlet shell 9, the inner cylinder 22, the discharge port 12 extends into the inner cylinder 22 and is closely attached to the top opening thereof, so as to prevent leakage of radioactive dust.
Specifically, air supply arrangement includes air compressor 27, air outlet end of air compressor 27 is provided with defeated tuber pipe 28, be provided with a plurality of shunt tubes 29 on the defeated tuber pipe 28, the quantity of shunt tubes 29 is 4, shunt tubes 29 are connected with 3 first side air intakes 14 and 1 second side air intake 17 respectively, air compressor 27's air-out end output air current, the air current is through defeated tuber pipe 28 and shunt tubes 29, from the inside that first side air intake 14 of double-end amplifier 8 and the second side air intake 17 of air amplifier 16 got into it, make double-end amplifier 8 and air amplifier 16 form high-speed, high-capacity air current, form the negative pressure in order to accelerate the discharge of flue gas.
Specifically, adsorb the intracavity and be equipped with pressure sensor, be equipped with the controller in the processing chamber, pressure sensor, a controller, air compressor 27 electricity is connected, but pressure sensor real-time supervision adsorbs the pressure of intracavity radioactive dust and flue gas, when pressure is higher, increase air compressor 27's air output through the controller, so that strengthen the negative pressure of adsorbing the intracavity, improve the output air output of radioactive dust and flue gas, strengthen adsorption efficiency, on the contrary, when pressure is lower, reduce air compressor 27's air output through the controller, reduce the output air output of radioactive dust and flue gas, in order to reach the purpose of energy saving.
The working principle of the invention is as follows:
when the air filter works, the air compressor 27 is started, the air outlet end of the air compressor 27 outputs air flow, the air flow enters the double-end amplifier 8 from the first lateral air inlet 14, high-speed and high-capacity air flow is formed in the double-end amplifier 8, the double-end amplifier 8 sucks air in the air suction shell 1 through the exhaust pipe 5, negative pressure is generated in the air suction shell 1, further radioactive dust and smoke in an adsorption cavity enter the air suction shell 1 through the upper air inlet channel 3 and the lateral air inlet channel 4 and enter the cyclone separator 6 through the exhaust pipe 5, the guide plate 13 and the drainage plate 24 enable the radioactive dust entering the cyclone separator 6 to rotate downwards at a high speed in a spiral mode, particles and dust fall into the inner cylinder 22 at the bottom through the discharge port 12, the smoke enters the inside of the filter device through the air outlet channel 10, and a filter element in the filter cartridge 25 can effectively filter and remove residual fine particles in the smoke, the active carbon in the adsorption cylinder 26 can adsorb the smoke containing radioactive substances and aerosol substances, the filtered smoke is discharged from the air outlet end of the adsorption cylinder 26, the air amplifier 16 is arranged on the air outlet end of the adsorption cylinder 26, the airflow output by the air compressor 27 enters the air amplifier 16 from the second side of the air amplifier 16 to the air inlet 17, so that high-speed and high-capacity airflow is formed in the air amplifier 16, the discharge of the filtered smoke is accelerated, the smoke dust treatment efficiency is improved, meanwhile, the pressure sensor monitors the pressure of the radioactive dust and the smoke in the adsorption cavity in real time, when the pressure is higher, the air outlet quantity of the air compressor 27 is increased through the controller, so that the negative pressure in the adsorption cavity is enhanced, the output air quantity of the radioactive dust and the smoke is increased, the adsorption capacity is enhanced, otherwise, when the pressure is lower, the air outlet quantity of the air compressor 27 is reduced through the controller, the output air quantity of the radioactive dust and the smoke is reduced, so as to achieve the purpose of saving energy.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a be applied to dust disposal system of laser decontamination, includes the cabinet body, be equipped with the cabinet door on the cabinet body, the internal portion of cabinet separates for absorption chamber and process chamber through the baffle, its characterized in that: at least one smoke dust adsorption device is arranged in the adsorption cavity, and a cyclone separation device, an air supply device and a filtering device are arranged in the treatment cavity;
the cyclone separation device comprises a cyclone separator, a collection part and at least one double-end amplifier, the cyclone separator is detachably connected with the collection part, the double-end amplifier is detachably connected with the cyclone separator, a first lateral air inlet and a central air inlet are respectively arranged on the double-end amplifier, the first lateral air inlet is connected with the air supply device, and the central air inlet is connected with the smoke dust adsorption device;
the air inlet end of the filtering device is detachably connected with the cyclone separator, the air outlet end of the filtering device is detachably provided with an air amplifier, the air amplifier is provided with a second lateral air inlet and an air outlet, and the second lateral air inlet is connected with the air supply device.
2. A dust handling system for laser decontamination as claimed in claim 1, wherein: the smoke dust adsorption device comprises an air suction shell, an air conveying channel is arranged in the air suction shell, an upper air inlet channel, a side air inlet channel and an exhaust pipe are arranged on the top, the front side and the bottom of the air suction shell respectively, the upper air inlet channel and the side air inlet channel are arranged tangentially to the air conveying channel, and the exhaust pipe penetrates through a partition plate and extends into the treatment cavity and is connected with the central air inlet.
3. A dust handling system for laser decontamination as claimed in claim 2, wherein: the air delivery channel is cylindrical, a rotating shaft is transversely arranged in the air delivery channel, two ends of the rotating shaft are respectively connected with the air suction shell in a rotating mode, and spiral brushes with opposite rotating directions are arranged at two ends of the rotating shaft.
4. A dust handling system for laser decontamination as claimed in claim 2, wherein: the quantity of smoke and dust adsorption equipment is 3, the casing that induced drafts all sets up in the absorption chamber bottom, and is located the left side of the cabinet body, right side and cabinet door offside respectively to hug closely the cabinet side wall.
5. A dust handling system for laser decontamination as claimed in claim 1, wherein: cyclone includes the air inlet casing, air inlet casing upper portion design is cylindricly, and the lower part design is leaks hopper-shaped, air inlet casing top, upper portion outer wall and bottom are equipped with air outlet channel, at least one feed inlet and discharge gate respectively, the air inlet casing is inside to be equipped with round air outlet channel is from last to degressive spiral helicine deflector that is in proper order down, the air inlet casing with collecting element dismantles the formula and connects, just the discharge gate stretches into inside the collecting element, the feed inlet with the double-end amplifier dismantles the formula and connects.
6. A dust handling system for laser decontamination as claimed in claim 5, wherein: the collecting part comprises an outer barrel made of ray shielding materials and an inner barrel made of anti-corrosion metal materials, the top of the outer barrel and the top of the inner barrel are designed to be of an open structure, at least one protrusion is arranged at the bottom of the outer barrel, an insulating hydrophobic layer is arranged on the top of the protrusion, the inner barrel can be arranged on the inner protrusion, the outer barrel is detachably connected with the air inlet shell, and the discharge port extends into the inner barrel and is tightly attached to the inner barrel through the top opening.
7. A dust handling system for laser decontamination as claimed in claim 5 or 6, wherein: and the guide plate is provided with a drainage plate positioned at the feed inlet.
8. A dust handling system for laser decontamination as claimed in claim 5, wherein: the filter device comprises a filter cartridge and an adsorption cartridge, wherein a filter element is arranged inside the filter cartridge, activated carbon is filled inside the adsorption cartridge, the air inlet end of the filter cartridge is connected with the air outlet channel, the air outlet end of the filter cartridge is connected with the air inlet end of the adsorption cartridge, and an air amplifier is installed on the air outlet end of the adsorption cartridge.
9. A dust handling system for laser decontamination as claimed in claim 1, wherein: the air supply device comprises an air compressor, an air delivery pipe is arranged at an air outlet end of the air compressor, a plurality of flow dividing pipes are arranged on the air delivery pipe, and the flow dividing pipes are respectively connected with the first lateral air inlet and the second lateral air inlet.
10. A dust handling system for laser decontamination as claimed in claim 9, wherein: the adsorption cavity is internally provided with a pressure sensor, the treatment cavity is internally provided with a controller, and the pressure sensor, the controller and the air compressor are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110265751.6A CN113042492A (en) | 2021-03-11 | 2021-03-11 | Dust treatment system applied to laser decontamination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110265751.6A CN113042492A (en) | 2021-03-11 | 2021-03-11 | Dust treatment system applied to laser decontamination |
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| Publication Number | Publication Date |
|---|---|
| CN113042492A true CN113042492A (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110265751.6A Pending CN113042492A (en) | 2021-03-11 | 2021-03-11 | Dust treatment system applied to laser decontamination |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113856334A (en) * | 2021-11-19 | 2021-12-31 | 中电国核(北京)节能环保科技有限公司 | Special dust and water removal unit for LD (laser diode) wet desulphurization |
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2021
- 2021-03-11 CN CN202110265751.6A patent/CN113042492A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113856334A (en) * | 2021-11-19 | 2021-12-31 | 中电国核(北京)节能环保科技有限公司 | Special dust and water removal unit for LD (laser diode) wet desulphurization |
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