阅读说明：本技术 一种VOCs回收处理装置 (VOCs recovery processing device ) 是由 徐广林 王友红 奚雯杰 于 2018-06-29 设计创作，主要内容包括：本发明公开了一种VOCs回收处理装置,包括VOCs收集回收装置、连接气道、UVA光降解装置、回流管、连接管、电降解装置、排气管和排气处理装置,VOCs收集回收装置通过连接气道连接UVA光降解装置,UVA光降解装置通过连接管连接电降解装置,回流管连接设置在UVA光降解装置和电降解装置之间,电降解装置通过排气管与排气处理装置连接,该发明的VOCs回收处理装置,通过光学和电化学能够对VOCs进行彻底降解,使得VOCs的处理更加有效,彻底消除了VOCs的危害。(The invention discloses a VOCs recovery processing device, which comprises a VOCs collection and recovery device, a connecting air passage, a UVA photodegradation device, a return pipe, a connecting pipe, an electrical degradation device, an exhaust pipe and an exhaust processing device, wherein the VOCs collection and recovery device is connected with the UVA photodegradation device through the connecting air passage, the UVA photodegradation device is connected with the electrical degradation device through the connecting pipe, the return pipe is connected and arranged between the UVA photodegradation device and the electrical degradation device, and the electrical degradation device is connected with the exhaust processing device through the exhaust pipe.)

1. The utility model provides a VOCs recovery processing device, a serial communication port, collect recovery unit including VOCs, connect the air flue, UVA photodegradation device, the back flow, the connecting pipe, the electrical degradation device, blast pipe and exhaust treatment device, VOCs collects recovery unit and connects UVA photodegradation device through connecting the air flue, UVA photodegradation device passes through the connecting pipe and connects the electrical degradation device, the back flow connection sets up between UVA photodegradation device and electrical degradation device, the electrical degradation device passes through the blast pipe and is connected with exhaust treatment device.

2. The apparatus of claim 1, wherein the apparatus for recovering and recycling VOCs comprises an inlet pipe, a filter tower, an outlet pipe and a suction pump, the inlet pipe and the outlet pipe are disposed on the filter tower, and the suction pump is disposed on the filter tower.

3. The VOCs recycling and processing device of claim 1, wherein the UVA light degradation device comprises an outer shell, an air inlet filter screen, UVA lighting devices, exhaust holes, an air outlet filter screen, an air inlet and an air outlet, the air inlet and the air outlet are arranged at two ends of the outer shell, the air inlet filter screen is arranged at the air inlet, the air outlet filter screen is arranged at the air outlet, the UVA lighting devices are arranged in the outer shell side by side, and the exhaust holes are arranged at the top of the outer shell.

4. The apparatus of claim 1, wherein the electrical degradation device comprises a degradation cell, an electrolyte solution and a degradation electrode, the electrolyte solution is disposed in the degradation cell, and the degradation electrode is disposed on the degradation cell.

5. The apparatus according to claim 4, wherein the degradation electrodes comprise a cathode electrode, an anode electrode and a reference electrode, and the cathode electrode, the anode electrode and the reference electrode are arranged in the degradation tank in parallel.

6. The apparatus of claim 5, wherein the cathode electrode, the anode electrode and the reference electrode are disposed in parallel in the degradation tank.

Technical Field

The invention relates to the field of hazardous waste gas treatment, in particular to a VOCs recovery processing device.

Background

VOCs are volatile organic compounds, social economy is continuously improved along with the development of industry, meanwhile, environmental problems are more serious, particularly haze phenomenon in cities in recent years makes people pay more attention to the problem of environmental protection, but the environmental protection limits production of enterprises, and the development of social economy and social progress are greatly influenced.

The invention discloses a VOCs waste gas treatment system and a method for treating VOCs waste gas by using the same, wherein the system comprises a VOCs waste gas pretreatment device, a low-temperature plasma reaction device, a VOCs waste gas post-treatment device and an induced draft fan, the low-temperature plasma reaction device comprises a shell, a power module is arranged on the outer side of the shell, the shell is internally divided into a first reaction cavity and a second reaction cavity which are arranged in an up-and-down antisymmetric manner, a waste gas detention cavity is arranged between the first reaction cavity and the second reaction cavity, a stainless steel metal partition plate is arranged between the waste gas detention cavity and the first reaction cavity, and a stainless steel metal partition plate is arranged between the waste gas detention cavity and the second reaction cavity; a plurality of rows of catalyst pole plates are fixed in the first reaction cavity through a support, discharge needles are arranged close to the catalyst pole plates and are separated by insulators, and airflow guide line plates are arranged around the catalyst pole plates, so that VOCs waste gas flows along one direction.

The invention provides a CN201710544974.X treatment method and a treatment device for industrial VOCs waste gas, and relates to the technical field of waste gas treatment, wherein the treatment method for the industrial VOCs waste gas comprises the following steps: firstly, VOCs waste gas is introduced into the regenerative thermal oxidation furnace through a VOCs waste gas source, then the VOCs waste gas source is closed, and then the gas outlet and the gas inlet of the regenerative thermal oxidation furnace are communicated through a circulation control system, so that VOCs waste gas remained in the regenerative thermal oxidation furnace circularly flows in the regenerative thermal oxidation furnace and is subjected to oxidative decomposition to complete the treatment of the VOCs waste gas. The treatment method can improve the purification rate of the VOCs waste gas and reduce the equipment cost, and is simple and easy to implement and easy for industrial production.

The above patents are clearly different from the embodiments of the present patent, and therefore the present patent has novelty.

Disclosure of Invention

The invention aims to solve the technical problem of providing a VOCs recovery processing device which can thoroughly degrade VOCs through optics and electrochemistry, so that the VOCs can be more effectively processed, and the harm of the VOCs is thoroughly eliminated, thereby solving the defects caused in the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a VOCs recovery unit, collect recovery unit including VOCs, connect the air flue, UVA photodegradation device, the back flow, the connecting pipe, the electrical degradation device, blast pipe and exhaust treatment device, VOCs collects recovery unit and connects UVA photodegradation device through connecting the air flue, UVA photodegradation device passes through the connecting pipe and connects the electrical degradation device, the back flow connection sets up between UVA photodegradation device and electrical degradation device, the electrical degradation device passes through the blast pipe and is connected with the exhaust treatment device.

Preferably, recovery unit is collected to VOCs includes intake pipe, filter tower, outlet duct and aspiration pump, and intake pipe and outlet duct setting are on filter tower, and the aspiration pump setting is on filter tower.

Preferably, UVA photodegradation device includes the shell body, admits air filter screen, UVA illumination device, exhaust hole, the filter screen of giving vent to anger, air inlet and gas outlet, and air inlet and gas outlet setting are at the both ends of shell body, and the filter screen setting of admitting air is in air inlet department, and the filter screen setting of giving vent to anger is in gas outlet department, and a plurality of UVA illumination devices set up side by side in the shell body, and a plurality of exhaust holes set up the top at the shell body.

Preferably, the electrical degradation device comprises a degradation tank, an electrolyte solution and a degradation electrode, wherein the electrolyte solution is arranged in the degradation tank, and the degradation electrode is arranged on the degradation tank.

Preferably, the degradation electrode comprises a cathode electrode, an anode electrode and a reference electrode, and the cathode electrode, the anode electrode and the reference electrode are arranged in the degradation tank in parallel.

Preferably, the cathode electrode, the anode electrode and the reference electrode are arranged in parallel in the degradation tank.

The beneficial effect of adopting above technical scheme is: the VOCs recovery processing device with the structure can thoroughly degrade VOCs through optics and electrochemistry, so that the processing of the VOCs is more effective, and the harm of the VOCs is thoroughly eliminated, the VOCs collection and recovery device comprises an air inlet pipe, a filter tower, an air outlet pipe and an air pump, the air inlet pipe and the air outlet pipe are arranged on the filter tower, the air pump is arranged on the filter tower, the structure can effectively realize the preliminary filtration of the recovered VOCs and prevent sundries from entering the device, the UVA photodegradation device comprises an outer shell, an air inlet filter screen, a UVA illumination device, exhaust holes, an air outlet filter screen, an air inlet and an air outlet, the air inlet and the air outlet are arranged at two ends of the outer shell, the air inlet filter screen is arranged at the air inlet, the air outlet filter screen is arranged at the air outlet, a plurality of the UVA illumination devices are arranged in the outer shell in parallel, the device can effectively realize carrying out photodegradation to VOCs and handle, the electrical degradation device is including degrading pond, electrolyte solution and degradation electrode, and electrolyte solution sets up in degrading the pond, and the degradation electrode sets up on degrading the pond, the degradation electrode includes negative pole electrode, anode electrode and reference electrode, and negative pole electrode, anode electrode and reference electrode set up side by side in degrading the pond, and the device can realize the electrochemistry degradation to VOCs.

Drawings

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

FIG. 2 is a schematic diagram of the VOCs collection and recovery apparatus of FIG. 1;

FIG. 3 is a schematic diagram of the UVA light degradation apparatus shown in FIG. 1;

wherein, 1, VOCs collecting and recovering device; 2. connecting an air passage; 3. a UVA photodegradation apparatus; 4. a return pipe; 5. a connecting pipe; 6. an electrical degradation device; 7. an exhaust pipe; 8. an exhaust gas treatment device; 9. an air inlet pipe; 10. a filtration tower; 11. an air outlet pipe; 12. an air pump; 13. an outer housing; 14. an air inlet filter screen; 15. a UVA illumination device; 16. an exhaust hole; 17. an air outlet filter screen; 18. an air inlet; 19. an air outlet; 20. a degradation tank; 21. an electrolyte solution; 22. degrading the electrode; 23. a cathode electrode; 24. an anode electrode; 25. a reference electrode.

Detailed Description

Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Fig. 1-3 show embodiments of the present invention: a VOCs recovery processing device comprises a VOCs collecting and recovering device 1, a connecting air passage 2, a UVA photodegradation device 3, a return pipe 4, a connecting pipe 5, an electric degradation device 6, an exhaust pipe 7 and an exhaust processing device 8, wherein the VOCs collecting and recovering device 1 is connected with the UVA photodegradation device 3 through the connecting air passage 2, the UVA photodegradation device 3 is connected with the electric degradation device 6 through the connecting pipe 5, the return pipe 4 is connected and arranged between the UVA photodegradation device 3 and the electric degradation device 6, the electric degradation device 6 is connected with the exhaust processing device 8 through the exhaust pipe 7, the electric degradation device 6 comprises a degradation pool 20, an electrolyte solution 21 and a degradation electrode 22, wherein the electrolyte solution 21 is arranged in the degradation pool 20, the degradation electrode 22 is arranged on the degradation pool 20, the degradation electrode 22 comprises a cathode electrode 23, an anode electrode 24 and a reference electrode 25, wherein the cathode electrode 23, the anode electrode 24 and the reference electrode 25 are arranged in the degradation cell 20 in parallel.

The device 1 for collecting and recovering VOCs shown in fig. 2 comprises an air inlet pipe 9, a filter tower 10, an air outlet pipe 11 and an air pump 12, wherein the air inlet pipe 9 and the air outlet pipe 11 are arranged on the filter tower 10, and the air pump 12 is arranged on the filter tower 10.

The UVA photodegradation apparatus 3 shown in fig. 3 includes an outer casing 13, an air inlet filter 14, a UVA illumination device 15, exhaust holes 16, an air outlet filter 17, an air inlet 18, and an air outlet 19, wherein the air inlet 18 and the air outlet 19 are disposed at two ends of the outer casing 13, the air inlet filter 14 is disposed at the air inlet 18, the air outlet filter 14 is disposed at the air outlet 19, a plurality of UVA illumination devices 15 are disposed in the outer casing 13 in parallel, and a plurality of exhaust holes 16 are disposed at the top of the outer casing 13.

The implementation process of the invention is as follows: VOCs retrieves through collecting recovery unit, and the VOCs of collection is by letting in during the UVA photodegradation apparatus, decomposes into macromolecular substance and ozone gas with VOCs through the photochemical action, and macromolecular substance is let in among the electrical degradation apparatus, is continued to degrade into nontoxic harmless micromolecular substance and hydrogen, and ozone is discharged through the exhaust hole on the UVA photodegradation apparatus, and the exhaust is handled through exhaust treatment device to hydrogen.

The beneficial effect of adopting above technical scheme is: the VOCs recovery processing device with the structure can thoroughly degrade VOCs through optics and electrochemistry, so that the processing of the VOCs is more effective, and the harm of the VOCs is thoroughly eliminated, the VOCs collection and recovery device comprises an air inlet pipe, a filter tower, an air outlet pipe and an air pump, the air inlet pipe and the air outlet pipe are arranged on the filter tower, the air pump is arranged on the filter tower, the structure can effectively realize the preliminary filtration of the recovered VOCs and prevent sundries from entering the device, the UVA photodegradation device comprises an outer shell, an air inlet filter screen, a UVA illumination device, exhaust holes, an air outlet filter screen, an air inlet and an air outlet, the air inlet and the air outlet are arranged at two ends of the outer shell, the air inlet filter screen is arranged at the air inlet, the air outlet filter screen is arranged at the air outlet, a plurality of the UVA illumination devices are arranged in the outer shell in parallel, the device can effectively realize carrying out photodegradation to VOCs and handle, the electrical degradation device is including degrading pond, electrolyte solution and degradation electrode, and electrolyte solution sets up in degrading the pond, and the degradation electrode sets up on degrading the pond, the degradation electrode includes negative pole electrode, anode electrode and reference electrode, and negative pole electrode, anode electrode and reference electrode set up side by side in degrading the pond, and the device can realize the electrochemistry degradation to VOCs.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications are all within the scope of the present invention.