CN210448554U

CN210448554U - VOC exhaust treatment device

Info

Publication number: CN210448554U
Application number: CN201920926588.1U
Authority: CN
Inventors: 罗章明; 蔡淑贞
Original assignee: Fujian Jingqiao Environmental Protection Technology Co Ltd
Current assignee: Fujian Jingqiao Environmental Protection Technology Co Ltd
Priority date: 2019-06-19
Filing date: 2019-06-19
Publication date: 2020-05-05
Anticipated expiration: 2029-06-19

Abstract

The utility model relates to a waste gas treatment equipment technical field just discloses a VOC exhaust treatment device, including handling the case, the fixed cover in middle part of handling the case side is equipped with the intake pipe, and handles one side movable sleeve of incasement chamber and be equipped with the filter screen. This VOC exhaust treatment device, adsorb the filtration back through the organic compound of active carbon filter screen in to the waste gas, utilize the absorption filter effect of exhaust gas detection sensor monitoring active carbon filter screen, thereby when the absorption filter effect of active carbon filter screen descends, in time remind the user of on the one hand to change, on the other hand starts the ultraviolet lamp through the controller, thereby carry out secondary purification to waste gas with the photocatalyst filter screen, the photocatalyst filter screen not only can be to the benzene, the ammonia, sulfur dioxide, carbon monoxide, harmful organic matters such as nitrogen oxide purify, the deodorization has simultaneously, disinfect, antifouling effect, the effectual effect that has improved VOC exhaust treatment.

Description

VOC exhaust treatment device

Technical Field

The utility model relates to a waste gas treatment equipment technical field specifically is a VOC exhaust treatment device.

Background

VOC is a volatile organic compound, malodorous of VOC exhaust gas source is one of environmental hazards, causes serious harm to human health and ecological environment, causes discomfort to light people, causes symptoms of headache, dizziness, nausea, vomiting, inappetence, mental disorder and the like, and causes toxicity to human respiratory system, circulatory system, digestive system and reproductive system in different degrees, wherein aromatic compounds such as benzene, toluene, styrene and other (VOCs) can also cause distortion and canceration of human body, so that the malodorous needs to be effectively controlled and treated.

The industrial waste gas contains a large amount of organic compounds, the existing VOC waste gas treatment method comprises adsorption and desorption treatment, catalytic combustion and low-temperature plasma treatment, wherein the activated carbon has good adsorption effect on certain specific VOCs factors and can be desorbed and regenerated, but the adsorption effect is difficult to monitor, the service life is easily influenced by dust and the like in the waste gas, and meanwhile, the existing VOC waste gas treatment equipment for adsorbing through the activated carbon only adsorbs through the activated carbon, and the effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model is not enough to prior art, the utility model provides a VOC exhaust treatment device, possess improvement active carbon filter screen life, the adsorption effect easily monitors, the advantage of improvement treatment effect, there are organic compound in a large number in having solved industrial waste gas, current method of handling VOC waste gas has the adsorption desorption processing, catalytic combustion and low temperature plasma are handled, wherein, the active carbon has good adsorption to some specific VOCs factor, and desorption regeneration, but absorbent effect is difficult to monitor, and receive influence life such as dust in the waste gas easily, the current VOC exhaust treatment equipment that carries out absorption through the active carbon only leans on the active carbon to adsorb simultaneously, the relatively poor problem of effect.

The utility model provides a following technical scheme: a VOC waste gas treatment device comprises a treatment box, wherein an air inlet pipe is fixedly sleeved in the middle of the side surface of the treatment box, a filter screen is movably sleeved on one side of an inner cavity of the treatment box, a left baffle box positioned on the inner wall of the treatment box is fixedly installed on one side of the filter screen far away from the air inlet pipe, an upper insulating layer is arranged in the middle of the top end of the inner cavity of the left baffle box, a cathode plate is fixedly sleeved in the upper insulating layer, a dust concentration sensor far away from one side of the filter screen is fixedly installed at the top of the inner cavity of the left baffle box, a lower insulating layer is arranged in the middle of the bottom end of the inner cavity of the left baffle box, an anode plate is fixedly sleeved in the lower insulating layer, a dust guide plate is fixedly connected to the top of the anode plate, dust outlets are formed in the two sides of the dust guide plate positioned at the top of the lower, the inside of handling the case is equipped with the active carbon filter screen that is located left baffle box one side, one side of active carbon filter screen is equipped with well baffle box, the inside of well baffle box is equipped with the controller, and the middle part fixed mounting of well baffle box inner chamber has the exhaust-gas detection sensor, one side of well baffle box is equipped with fixed cover and adorns at the inside photocatalyst filter screen of handling the case, the quantity of well baffle box has two, one well baffle box is located the one side of handling the incasement chamber and keeping away from the filter screen, and the inside of baffle box in one is equipped with power supply unit, the fixed cover in middle part that intake pipe one side was kept away from to the processing case is equipped with the outlet.

Preferably, the two sides of the air inlet and the air outlet of the photocatalyst filter screen are respectively provided with a photocatalyst coating, and the middle part of the inner cavity of the photocatalyst filter screen is fixedly provided with an ultraviolet lamp.

Preferably, the inner cavity of the dust collection box is penetrated through the dust outlet, and the bottom of the dust collection box is fixedly sleeved with a dust exhaust pipe with a switch.

Preferably, the controller is electrically connected with the dust concentration sensor, the waste gas detection sensor, the ultraviolet lamp and the power supply device.

Preferably, the power supply device is electrically connected with the cathode plate, the dust concentration sensor, the anode plate, the waste gas detection sensor and the ultraviolet lamp.

Preferably, the quantity of exhaust gas detection sensor has four, four exhaust gas detection sensor divide into two sets ofly and every group quantity be two, a set of exhaust gas detection sensor fixed mounting is used for the middle part that ventilates at the well baffle box inner chamber that is close to outlet duct one side.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this VOC exhaust treatment device, the great dust of granularity in to the VOC waste gas is just filtered through the filter screen, rethread power supply unit supplies power for negative plate and anode plate and forms the electrostatic field, make the tiny dust in the waste gas through the vent move to anode plate and deposit on the dust guiding plate, thereby dust in to the waste gas carries out secondary filter, dust filter effect is good, the influence of dust in the waste gas to the active carbon filter screen has been reduced, the life of active carbon filter screen has been improved, and after the exhaust treatment, give negative plate and anode plate outage through power supply unit, make the dust on the dust guiding plate fall into the dust collecting box through going out the dirt mouth, it can to open the export of dust collecting box bottom at intervals to clear up the dust collecting box, simple and convenient, labour saving and time saving, this device is through setting up the dust concentration sensor in the exit of vent, can monitor filter screen and negative plate, The electrostatic adsorption device that the anode plate formed filters the adsorption effect to the dust to be convenient for in time remind the user when filtering the decline.

2. This VOC exhaust treatment device, adsorb the filtration back through the organic compound of active carbon filter screen in to the waste gas, utilize the absorption filter effect of exhaust gas detection sensor monitoring active carbon filter screen, thereby when the absorption filter effect of active carbon filter screen descends, in time remind the user of on the one hand to change, on the other hand starts the ultraviolet lamp through the controller, thereby carry out secondary purification to waste gas with the photocatalyst filter screen, the photocatalyst filter screen not only can be to the benzene, the ammonia, sulfur dioxide, carbon monoxide, harmful organic matters such as nitrogen oxide purify, the deodorization has simultaneously, disinfect, antifouling effect, the effectual effect that has improved VOC exhaust treatment.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the structure of the photocatalyst filter net of the present invention.

In the figure: 1. a treatment tank; 2. an air inlet pipe; 3. a filter screen; 4. a left gear box; 5. an upper insulating layer; 6. a cathode plate; 7. a dust concentration sensor; 8. a lower insulating layer; 9. an anode plate; 10. a dust collection plate; 11. a dust outlet; 12. a dust collection box; 13. a vent; 14. an activated carbon filter screen; 15. a middle gear box; 16. a controller; 17. an exhaust gas detection sensor; 18. a photocatalyst filter screen; 181. a photocatalyst coating; 182. an ultraviolet lamp; 19. a power supply device; 20. and an air outlet pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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 work belong to the protection scope of the present invention.

Referring to fig. 1-2, a VOC waste gas treatment device comprises a treatment box 1, an air inlet pipe 2 is fixedly sleeved at the middle part of the side surface of the treatment box 1, a filter screen 3 is movably sleeved at one side of the inner cavity of the treatment box 1, a left baffle box 4 positioned on the inner wall of the treatment box 1 is fixedly installed at one side of the filter screen 3 far away from the air inlet pipe 2, an upper insulating layer 5 is arranged at the middle part of the top end of the inner cavity of the left baffle box 4, a cathode plate 6 is fixedly sleeved inside the upper insulating layer 5, a dust concentration sensor 7 far away from one side of the filter screen 3 is fixedly installed at the top of the inner cavity of the left baffle box 4, the filtering and adsorbing effects of an electrostatic adsorption device formed by the filter screen 3, the cathode plate 6 and the anode plate 9 can be monitored through the dust concentration sensor 7 arranged at the outlet of a vent 13, a lower insulating layer 8 is arranged, the condition that electric leakage and electric shock occur when the cathode plate 6 and the anode plate 9 are electrified is avoided, the anode plate 9 is fixedly sleeved in the lower insulating layer 8, the top of the anode plate 9 is fixedly connected with a dust guide plate 10, the dust guide plate 10 is a triangular prism, power supply of the cathode plate 6 and the anode plate 9 can be turned off by a controller 16 at intervals, so that dust accumulated on the dust guide plate 10 naturally slides into a dust collection box 12 through a dust outlet 11, and the dust collected in the dust collection box 12 can be cleaned by opening a dust outlet pipe at the bottom of the dust collection box 12 at intervals, the dust collection box is simple and convenient to use, not only improves the filtering effect of dust in waste gas, but also is convenient to clean at the same time, wastes time and labor, the two sides of the dust guide plate 10 are positioned at the top of the lower insulating layer 8 and provided with the dust outlet 11, the dust collection box 12 positioned at the bottom of the lower insulating layer 8 is arranged, an inner cavity of the dust collection box 12 is penetrated through a dust outlet 11, a dust outlet pipe with a switch is fixedly sleeved at the bottom of the dust collection box 12, a vent 13 positioned between a cathode plate 6 and an anode plate 9 is arranged in the middle of an inner cavity of the left baffle box 4, an activated carbon filter screen 14 positioned on one side of the left baffle box 4 is arranged inside the processing box 1, a middle baffle box 15 is arranged on one side of the activated carbon filter screen 14, a controller 16 is arranged inside the middle baffle box 15, the controller 16 is electrically connected with the dust concentration sensor 7, the waste gas detection sensors 17, the ultraviolet lamp 182 and the power supply device 19, waste gas detection sensors 17 are fixedly installed in the middle of the inner cavity of the middle baffle box 15, the number of the waste gas detection sensors 17 is four, the four waste gas detection sensors 17 are divided into two groups, the number of each group is two, one group of the waste gas detection sensors 17 is fixedly installed in, two groups of waste gas detection sensors 17 are used, one group is used for monitoring the adsorption and purification effect of the activated carbon filter screen 14, the other group is used for monitoring the purification effect of the activated carbon filter screen 14 and the photocatalyst filter screen 18, thereby reminding a user to replace the activated carbon filter screen 14 and the photocatalyst coating 181 when the purification effect of waste gas is reduced, one side of the middle baffle box 15 is provided with the photocatalyst filter screen 18 fixedly sleeved in the processing box 1, both the air inlet side and the air outlet side of the photocatalyst filter screen 18 are provided with the photocatalyst coating 181, the middle part of the inner cavity of the photocatalyst filter screen 18 is fixedly provided with an ultraviolet lamp 182, the waste gas detection sensors 17 can be used for detecting the content of harmful organic compounds in the waste gas purified by the activated carbon filter screen 14, when the waste gas detection sensors 17 detect that the content of the harmful organic compounds in the waste gas is higher, on one hand, the user, on the other hand, the ultraviolet lamp 182 is started by the controller 16, so that the waste gas is secondarily purified by the photocatalyst filter screen 18, and the photocatalyst filter screen 18 not only can purify harmful organic matters such as benzene, ammonia, sulfur dioxide, carbon monoxide, nitrogen oxides and the like, but also has the functions of deodorization, sterilization and pollution prevention, therefore, the ultraviolet lamp 182 in the device can be started and stopped as required, when the waste gas detection sensor 17 does not detect that the content of harmful organic compounds in the waste gas is higher, the ultraviolet lamp can also be started and matched with the activated carbon filter screen 14 to improve the purification and filtration effect of the waste gas, the number of the middle baffle boxes 15 is two, one middle baffle box 15 is positioned at one side of the inner cavity of the treatment box 1, which is far away from the filter screen 3, and the inside of the middle baffle box 15 is provided with the power supply device 19, the power supply device 19 and, The ultraviolet lamp 182 is electrically connected, and the middle part of one side of the treatment box 1 far away from the air inlet pipe 2 is fixedly sleeved with an air outlet pipe 20.

The working principle is as follows: firstly, VOC waste gas enters a processing box 1 through an air inlet pipe 2, dust with larger particle size in the waste gas is primarily filtered by a filter screen 3, the filtered waste gas enters a vent 13, after power is supplied to a cathode plate 6 and an anode plate 9 by a power supply device 19, the cathode plate 6 and the anode plate 9 form an electrostatic field at the vent 13, fine dust in the air moves towards the anode plate 9 and is accumulated on a dust guide plate 10, the device can monitor the filtering and adsorbing effects of an electrostatic adsorption device formed by the filter screen 3, the cathode plate 6 and the anode plate 9 on the dust by arranging a dust concentration sensor 7 at an outlet of the vent 13, then the filtered waste gas flows out through the vent 13 and is adsorbed and purified by an active carbon filter screen 14, the waste gas passing through the active carbon filter screen 14 enters the interior of a middle baffle box 15, and the content of harmful organic compounds in the waste gas purified by the active carbon filter screen 14 is detected by a waste gas detection sensor 17, when the exhaust gas detection sensor 17 detects that the content of harmful organic compounds in the exhaust gas is high, on one hand, a user can be reminded to replace the activated carbon filter screen 14 in time, on the other hand, the ultraviolet lamp 182 is started through the controller 16, so that the exhaust gas is purified secondarily by using the photocatalyst filter screen 18, the ultraviolet lamp 182 in the device can be started and stopped as required, when the exhaust gas detection sensor 17 does not detect that the content of the harmful organic compounds in the exhaust gas is high, the activated carbon filter screen 14 can also be started to improve the purification and filtration effects of the exhaust gas, and finally, at intervals, the power supply of the power supply device 19 to the cathode plate 6 and the anode plate 9 can be stopped through the controller 16, so that the dust accumulated on the dust guide plate 10 falls into the dust collection box 12 through the dust outlet 11, and at intervals, the dust collected in the dust collection box 12 can be cleaned by opening the dust, and (4) finishing.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a VOC exhaust treatment device, is including handling case (1), its characterized in that: the device is characterized in that an air inlet pipe (2) is fixedly sleeved at the middle part of the side surface of the processing box (1), a filter screen (3) is movably sleeved at one side of an inner cavity of the processing box (1), a left baffle box (4) positioned on the inner wall of the processing box (1) is fixedly installed at one side, far away from the air inlet pipe (2), of the filter screen (3), an upper insulating layer (5) is arranged at the middle part of the top end of the inner cavity of the left baffle box (4), a cathode plate (6) is fixedly sleeved inside the upper insulating layer (5), a dust concentration sensor (7) positioned at one side, far away from the filter screen (3), is fixedly installed at the top part of the inner cavity of the left baffle box (4), a lower insulating layer (8) is arranged at the middle part of the bottom end of the inner cavity of the left baffle box (4), an anode plate (9) is fixedly sleeved inside the lower insulating layer (8), a dust guide plate, the inside dust collection box (12) that is located insulating layer (8) bottom down that is equipped with of left side baffle box (4), and the middle part of left side baffle box (4) inner chamber sets up vent (13) that is located between negative plate (6) and anode plate (9), the inside of handling case (1) is equipped with active carbon filter screen (14) that is located left baffle box (4) one side, one side of active carbon filter screen (14) is equipped with well baffle box (15), the inside of well baffle box (15) is equipped with controller (16), and the middle part fixed mounting of well baffle box (15) inner chamber has exhaust gas detection sensor (17), one side of well baffle box (15) is equipped with fixed suit and handles photocatalyst filter screen (18) of case (1) inside, the quantity of well baffle box (15) has two, one well baffle box (15) are located the one side of handling case (1) inner chamber and keeping away from filter screen (3), and a power supply device (19) is arranged in one middle baffle box (15), and an air outlet pipe (20) is fixedly sleeved in the middle of one side, far away from the air inlet pipe (2), of the treatment box (1).

2. A VOC exhaust treatment device according to claim 1, wherein: the both sides that photocatalyst filter screen (18) admitted air and given vent to anger all are equipped with photocatalyst coating (181), and the middle part fixed mounting of photocatalyst filter screen (18) inner chamber has ultraviolet lamp (182).

3. A VOC exhaust treatment device according to claim 1, wherein: the inner cavity of the dust collection box (12) is penetrated through the dust outlet (11), and the bottom of the dust collection box (12) is fixedly sleeved with a dust outlet pipe with a switch.

4. A VOC exhaust treatment device according to claim 1 or 2, wherein: the controller (16) is electrically connected with the dust concentration sensor (7), the waste gas detection sensor (17), the ultraviolet lamp (182) and the power supply device (19).

5. A VOC exhaust treatment device according to claim 1 or 2, wherein: the power supply device (19) is electrically connected with the cathode plate (6), the dust concentration sensor (7), the anode plate (9), the waste gas detection sensor (17) and the ultraviolet lamp (182).

6. A VOC exhaust treatment device according to claim 1, wherein: the quantity of exhaust gas detection sensor (17) has four, four exhaust gas detection sensor (17) divide into two sets ofly and every group quantity is two, and is a set of exhaust gas detection sensor (17) fixed mounting is used for the middle part that ventilates at well baffle box (15) inner chamber that is close to outlet duct (20) one side.