CN211799709U

CN211799709U - Waste gas purification environmental protection equipment

Info

Publication number: CN211799709U
Application number: CN201922313643.2U
Authority: CN
Inventors: 李燕; 江雷
Original assignee: Nanjing University of Information Science and Technology
Current assignee: Nanjing University of Information Science and Technology
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-10-30
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a waste gas purification environmental protection equipment belongs to waste gas purification environmental protection equipment technical field, including the collection box, install the electro-magnet in the collection box, the air inlet of collection box passes through the inside that the exhaust pipe extends to the purifying box, the exhaust pipe is connected with air valve an, the purifying box top can be dismantled and be connected with the desorption outlet duct, desorption outlet duct gap connection has valve an, can dismantle in the purifying box and be connected with the filter screen, the filter screen is located the left side of filter cloth, the filter cloth is located the left side of mesopore filter layer, the purifying box internal gap connection has the aperture filter layer. The waste gas enters the purifying box after metal particles are recovered by the recovery box, and can be completely removed by the filter screen, the filter cloth, the middle hole filter layer, the small hole filter layer and UV ultraviolet irradiation to avoid harmful gas from entering the air to pollute the environment; the microwave generator heats the air in the purifying box after being electrified to desorb the air and impurities adsorbed by the filter layer, and the air and impurities can be reused after desorption, so that waste is avoided.

Description

Waste gas purification environmental protection equipment

Technical Field

The utility model relates to a waste gas purification environmental protection equipment technical field especially relates to a waste gas purification environmental protection equipment.

Background

The harmful waste gas purification environmental protection equipment is as follows: the smoke generated by electric welding contains a plurality of metal and nonmetal particles, which can stimulate respiratory tract and make people breathing uncomfortable. During welding, the arc discharge generates 4000-6000 ℃ high temperature, a great amount of smoke is generated while welding rods and weldments are melted, the components of the smoke mainly comprise ferric oxide, manganese oxide, silicon dioxide, silicate and the like, and smoke particles are diffused in the working environment and are easily sucked into the lung. In severe cases, welding fume poisoning occurs. Heavy metal particles are precipitated in a trace amount when being inhaled into the lung, the heavy metal particles are accumulated to a certain amount after being stored for a long time, silicosis is easy to obtain, harmful waste gas purification environmental protection equipment at the present stage cannot effectively filter smoke dust, dust overstock is easily generated in the equipment during filtering, and the harmful waste gas purification environmental protection equipment is not easy to knock

Sweep inside the equipment, can not prevent the harmful gas backward flow when not using equipment, can not change inside air-purifying's filtering layer, can not continuous use, make the result of use of equipment poor.

Patent No. CN 108392906A discloses a harmful waste gas purification environmental protection device, which is provided with a valve, and by opening and closing the valve, the harmful waste gas backflow is prevented from causing secondary damage to personnel, and the peculiar smell in the air is prevented from flowing back to enter a working space; the dust and the filter layer in the gas storage purification chamber are replaced by opening the door, the dust overstock generated in the device is prevented, the inside of the device is not easy to clean, harmful waste gas is rapidly treated by the adsorption cotton, the activated carbon rod and the first filter screen arranged in the gas storage purification chamber, most impurities in the waste gas are isolated, harm to a human body caused by harmful substances in the waste gas is prevented, the device is simple in structure, and the device is more convenient to use, clean and replace. Carry out secondary filter through the second filter screen to harmful gas, prevent that the particulate matter in the harmful waste gas from discharging, cause the injury to the human body.

The waste gas purification environmental protection equipment in the prior art has the following defects: 1. the above patent only processes the waste gas through the carbon rod and the filter screen, the processing mode is simple, large particle impurities in the waste gas are removed, and small particle impurities and harmful gas are directly discharged into the air to cause pollution; 2. activated carbon is saturated after being used for a long time in the waste gas treatment process, the activated carbon needs to be replaced regularly, the activated carbon can be reused for multiple times, waste is caused by direct replacement, and therefore the waste gas purification environmental protection equipment is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides an environment-friendly waste gas purification device, wherein waste gas enters a purification box after metal particles are recovered by a recovery box, and can be completely removed by a filter screen, filter cloth, a middle hole filter layer, a small hole filter layer and UV ultraviolet irradiation to avoid harmful gas from entering the air pollution environment; the microwave generator heats the air in the purifying box after being electrified to desorb the air and impurities adsorbed by the filter layer, and the air and impurities can be reused after desorption, so that waste is avoided.

The utility model provides a specific technical scheme as follows:

the utility model provides a waste gas purification environmental protection equipment, including the collection box, install the electro-magnet in the collection box, the air inlet of collection box extends to the inside of purifying box through the waste gas pipe, the waste gas pipe is connected with air valve a, the purifying box top can be dismantled and be connected with the desorption outlet duct, desorption outlet duct gap connection has valve a, can dismantle in the purifying box and be connected with the filter screen, the filter screen is located the left side of filter cloth, the filter cloth is located the left side of mesopore filter layer, the purifying box inner gap connection has the aperture filter layer, microwave generator is installed on the purifying box inner top right side, UV ultraviolet lamp tube is installed on the purifying box inner right side, UV ultraviolet lamp tube is located the left side of air detector, the air inlet of purifying box extends to the inside of outlet duct, the outlet duct gap connection has air valve, the purifying box right side bottom can be dismantled and be connected with the desorption intake pipe, desorption intake pipe gap connection has valve b.

Optionally, the bottom end of the purification box is connected with a turnover door through a return spring, and the left end of the turnover door is connected with a magnet a in an embedded manner.

Optionally, the bottom end of the purification box is connected with a magnet b in an embedded manner, and the magnet b corresponds to the magnet a in position.

Optionally, the recycling bin is communicated with the fan through a connecting pipe, and an air inlet pipe is detachably connected to the left side of the fan.

Optionally, the current input ends of the fan, the electromagnet, the air valve a, the microwave generator, the UV ultraviolet lamp tube, the air detector, the air valve b and the valve b are electrically connected with an external power supply through a wire.

The utility model has the advantages as follows:

the embodiment of the utility model provides an exhaust purification environmental protection equipment:

1. the waste gas enters the purifying box after metal particles are recovered by the recovery box, and can be completely removed by the filter screen, the filter cloth, the middle hole filter layer, the small hole filter layer and UV ultraviolet irradiation to avoid harmful gas from entering the air to pollute the environment; the electromagnet in the recycling box is electrified to generate magnetism, metal particles contained in passing waste gas can be adsorbed to the surface of the electromagnet, the waste gas enters the purifying box and large particles and small particles of impurities are removed through the filter screen and the filter cloth respectively, the medium-hole filter layer and the small-hole filter layer are both honeycomb-shaped activated carbon filter layers and can adsorb formaldehyde, benzene series, ammonia, radon, TVOC (total volatile organic compound), tens of harmful substances and the like, all gases harmful to human bodies, floating bacteria in air and the like, the harmful substances in the waste gas are reduced after the filter layers adsorb the harmful substances, the air quality in the purifying box is detected by the air detector, when the air quality is low to a certain value, the UV lamp tube is electrified to emit ultraviolet rays to decompose the waste gas into small molecule harmless or low-harmful compounds, harmful substances in the waste gas can be removed.

2. The microwave generator heats the air in the purifying box after being electrified so as to desorb the air, impurities and the like adsorbed by the filter layer, and the air can be reused after desorption, thereby avoiding waste; after long-time use, the middle hole filter layer and the small hole filter layer are easy to adsorb and saturate and cannot absorb harmful waste gas, the air valve a and the air valve b are closed at intervals, the valve a and the valve b are opened, clean air enters the purifying box from the desorption air inlet pipe, the microwave generator starts to emit microwaves to heat air in the purifying box, the hot air transfers heat to the filter layer, the adsorbed harmful gas and impurities are desorbed after the temperature of the filter layer rises, the hot air is purified by the air filter after being removed from the purifying box through the desorption air outlet pipe, the desorption can be carried out after the middle hole filter layer and the small hole filter layer are adsorbed and saturated, and the filter layer can be continuously used to.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of an exhaust gas purifying environmental protection device according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a turnover door of the exhaust gas purifying environmental protection device according to the embodiment of the present invention;

fig. 3 is a schematic circuit diagram of an exhaust gas purifying environmental protection apparatus according to an embodiment of the present invention.

In the figure: 1. an air inlet pipe; 2. a fan; 3. a connecting pipe; 4. a recycling bin; 5. an electromagnet; 6. an exhaust gas pipe; 7. an air valve a; 8. a valve a; 9. desorbing the gas outlet pipe; 10. a purification box; 11. filtering with a screen; 12. filtering cloth; 13. a mesoporous filter layer; 14. a small pore filter layer; 15. a microwave generator; 16. a UV ultraviolet lamp tube; 17. an air detector; 18. an air valve b; 19. an air outlet pipe; 20. desorbing the air inlet pipe; 21. a valve b; 22. a return spring; 23. turning over the door; 24. a magnet a; 25. and a magnet b.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

An exhaust gas purifying environmental protection device according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1 to 3, an environment-friendly waste gas purifying apparatus provided by an embodiment of the present invention includes a recycling bin 4, an electromagnet 5 is installed in the recycling bin 4, an air inlet of the recycling bin 4 extends to the inside of a purifying bin 10 through a waste gas pipe 6, the waste gas pipe 6 is connected with an air valve a7, a desorption outlet pipe 9 is detachably connected to the top end of the purifying bin 10, a valve a8 is connected to the desorption outlet pipe 9 in a gap manner, a filter screen 11 is detachably connected in the purifying bin 10, the filter screen 11 is located on the left side of a filter cloth 12, the filter cloth 12 is located on the left side of a middle hole filter layer 13, a small hole filter layer 14 is connected to the purifying bin 10 in a gap manner, a microwave generator 15 is installed on the right side of the top end of the purifying bin 10, a UV ultraviolet lamp tube 16 is installed on the right side of the purifying, the air inlet of purifying box 10 extends to the inside of

outlet duct

19, 19 gap junction of outlet duct has air valve b18, purifying box 10 right side bottom can be dismantled and be connected with desorption intake pipe 20, desorption intake pipe 20 gap junction has valve b 21.

Illustratively, the purifying box 10 contains a filter screen 11, a filter cloth 12, a middle hole filter layer 13, a small hole filter layer 14, a microwave generator 15, a UV lamp tube 16 and an air detector 17, the middle hole filter layer 13 and the small hole filter layer 14 are both honeycomb-shaped activated carbon filter layers, the activated carbon is treated by high-temperature activation and special hole-forming diameter adjustment technology, the purifying box has a wide specific surface area and rich pore structures matched with indoor harmful gas molecules in size and is specially used for adsorbing formaldehyde, benzene series, ammonia, radon, TVOC, tens of harmful substances and the like, all harmful gases to human bodies and floating bacteria in air, the turning door 23 is positioned below the filter screen 11 and the filter cloth 12, when sundries are excessive, the turning door 23 rotates, two ends of the recovering box 4 can be detached, the recovering box 4 can be taken down when necessary, and the electromagnet 5 is annular.

Referring to fig. 1, the bottom end of the purification box 10 is connected with a turnover door 23 through a return spring 22, and a magnet a24 is embedded and connected at the left end of the turnover door 23.

For example, the return spring 22 may bring the flip door 23 back to the original position after the flip door 23 is flipped, and the magnet a24 has magnetism.

Referring to fig. 1, a magnet b25 is inserted and connected to the bottom end of the purification box 10, and a magnet b25 corresponds to a magnet a 24.

Illustratively, the magnet a24 and the magnet b25 correspond in position, and the magnet a24 and the magnet b25 attract each other to bring the turnover door 23 back.

Referring to fig. 1, the recycling bin 4 is communicated with a fan 2 through a connecting pipe 3, and an air inlet pipe 1 is detachably connected to the left side of the fan 2.

In the example, after the fan 2 is started, waste gas is extracted through the air inlet pipe 1 and is conveyed into the recovery tank 4 through the connecting pipe 3.

Referring to fig. 3, the current input terminals of the fan 2, the electromagnet 5, the air valve a7, the valve a8, the microwave generator 15, the UV lamp 16, the air detector 17, the air valve b18 and the valve b21 are electrically connected with an external power supply through wires.

Illustratively, the external power supplies respectively supply power to the blower 2, the electromagnet 5, the air valve a7, the valve a8, the microwave generator 15, the UV lamp 16, the air detector 17, the air valve b18, and the valve b 21.

When the device is used, an external power supply is pressed down to supply power, the fan 2 is started to draw air inwards, the model of the fan 2 is DLS-CFJ01-1, waste gas is conveyed into the recovery box 4 connected with the connecting pipe 3 through the air inlet pipe 1, the electromagnet 5 in the recovery box 4 is electrified to generate magnetism, the model of the electromagnet 5 is XR62-20, metal particles carried in the passing waste gas are adsorbed onto the electromagnet 5, the waste gas continuously advances into the purification box 10, the waste gas sequentially passes through the filter screen 11 and the filter cloth 12, large particle impurities and small particle impurities in the waste gas are removed and accumulated at the bottom end of the purification box 10, the waste gas continuously moves through the middle-hole filter layer 13 and the small-hole filter layer 14, suspended particles and harmful gas in the waste gas are removed, the air detector 17 continuously monitors the air quality in the purification box 10, the air detector 17 is 72 in model, when the air quality is low, the, the model of the UV ultraviolet lamp tube 16 is MY, residual waste gas can be decomposed into small-molecule harmless or low-harm compounds, the decomposed air is exhausted into outside air through the air outlet pipe 19, when sundries at the bottom end of the purification box 10 are accumulated too much in the purification process, the sundries drive the turnover door 23 to turn over outwards by the gravity of the sundries, the sundries are exhausted along the inclined turnover door 23, the turnover door 23 returns to the original position under the action of the attraction force between the reset spring 22, the magnet a24 and the magnet b25 after being purified for a period of time, the recovery box 4 is taken down, metal particles on the electromagnet 5 are recovered, the controller controls the air valve a7 and the air valve b18 to be closed at intervals, the air valve a7 is J41H-16C, the air valve b18 is J41H-16C, the valve a8 and the valve b21 are opened, the valve a8 is Q91103-25, the valve b21 is Q91103-25, the air enters the purification box 10 from the air inlet, the microwave generator 15 is electrified to emit microwaves to heat air, the model of the microwave generator 15 is ZKWL-WB-001, the temperature of the small hole filter layer 14 and the middle hole filter layer 13 is raised by high-temperature air, adsorbed components can be desorbed, the hot air drives desorbed impurities and waste gas to move out through the desorption outlet pipe 9 to enter the air purifier for purification, and the middle hole filter layer 13 and the small hole filter layer 13 can be used for multiple times.

The utility model relates to an environment-friendly waste gas purifying device, which comprises a gas inlet pipe 1; 2. a fan; 3. a connecting pipe; 4. a recycling bin; 5. an electromagnet; 6. an exhaust gas pipe; 7. an air valve a; 8. a valve a; 9. desorbing the gas outlet pipe; 10. a purification box; 11. filtering with a screen; 12. filtering cloth; 13. a mesoporous filter layer; 14. a small pore filter layer; 15. a microwave generator; 16. a UV ultraviolet lamp tube; 17. an air detector; 18. an air valve b; 19. an air outlet pipe; 20. desorbing the air inlet pipe; 21. a valve b; 22. a return spring; 23. turning over the door; 24. a magnet a; 25. the magnet b, the components are all common standard components or components known to those skilled in the art, and the structure and principle thereof are known to those skilled in the art through technical manuals or through routine experimentation.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides an exhaust gas purification environmental protection equipment, includes collection box (4), its characterized in that, install electro-magnet (5) in collection box (4), the air inlet of collection box (4) passes through waste gas pipe (6) and extends to the inside of purifying box (10), waste gas pipe (6) are connected with air valve a (7), purifying box (10) top can be dismantled and be connected with desorption outlet duct (9), desorption outlet duct (9) gap connection has valve a (8), can dismantle in purifying box (10) and be connected with filter screen (11), filter screen (11) are located the left side of filter cloth (12), filter cloth (12) are located the left side of mesopore filter layer (13), purifying box (10) inner gap connection has aperture filter layer (14), microwave generator (15) are installed on the top right side in purifying box (10), UV ultraviolet tube (16) are installed on the right side in purifying box (10), UV ultraviolet tube (16) are located the left side of air detector (17), the air inlet of purifying box (10) extends to the inside of outlet duct (19), outlet duct (19) gap junction has air valve b (18), purifying box (10) right side bottom can be dismantled and be connected with desorption intake pipe (20), desorption intake pipe (20) gap junction has valve b (21).

2. The waste gas purification environmental protection equipment according to claim 1, wherein the bottom end of the purification box (10) is connected with a turnover door (23) through a return spring (22), and the left end of the turnover door (23) is embedded and connected with a magnet a (24).

3. An exhaust gas purification environmental protection apparatus according to claim 1, wherein a magnet b (25) is embedded and connected to the bottom end of the purification box (10), and the magnet b (25) corresponds to the magnet a (24).

4. An exhaust gas purification environment-friendly device according to claim 1, wherein the recovery tank (4) is communicated with the fan (2) through a connecting pipe (3), and the air inlet pipe (1) is detachably connected to the left side of the fan (2).

5. The exhaust gas purification environment-friendly equipment according to claim 4, wherein the current input ends of the fan (2), the electromagnet (5), the air valve a (7), the valve a (8), the microwave generator (15), the UV lamp tube (16), the air detector (17), the air valve b (18) and the valve b (21) are electrically connected with an external power supply through wires.