CN210473545U

CN210473545U - Self-suction UV photolysis device

Info

Publication number: CN210473545U
Application number: CN201920790223.0U
Authority: CN
Inventors: 张毅; 韩志华; 张静
Original assignee: Nanjing Institute of Environmental Sciences MEE
Current assignee: Nanjing Institute of Environmental Sciences MEE
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-05-08
Anticipated expiration: 2029-05-29

Abstract

The utility model provides a from inhaling formula UV photodissociation device, including device main part and device shell, the device main part sets up in the device shell, device main part both ends are provided with air intake and air outlet respectively, are provided with UV photodissociation cavity between air intake and the air outlet, be provided with the axis of rotation parallel with the device main part in the UV photodissociation cavity, axis of rotation one end is connected with the motor, and the fixed a plurality of sets of rotor blade that is provided with in the axis of rotation, motor drive axis of rotation are rotatory, drive the rotatory air current that forms of rotor blade and form the negative pressure environment in air intake department, make inside the waste gas access device main part, the axis of rotation is transparent material, and the inside fixed ultraviolet light source that is provided with of axis of. The utility model discloses waste gas can be inside by the suction device main part, need not the fan drainage, reasonable in design, and simple structure can practice thrift the space according to user demand adjusting device's size of a dimension, can install in devices such as exhaust duct in a flexible way, convenient and reliable.

Description

Self-suction UV photolysis device

Technical Field

The utility model belongs to the technical field of exhaust-gas treatment, concretely relates to from inhaling formula UV photodissociation device.

Background

Air pollution is one of the environmental problems in China, wherein industrial waste gas is an important source of air pollutants, the most difficult to treat in industrial waste gas is VOC (volatile organic compounds) waste gas, the VOC waste gas refers to waste gas with low content of volatile organic compounds discharged in the industrial production process, including substances such as formaldehyde, ammonia, glycol, esters and the like, the direct discharge of the waste gas can cause great influence on the environment, and the VOC waste gas also has a great threat to human health, and the VOC waste gas is a precursor forming PM2.5, so that how to treat the VOC waste gas is a subject which is continuously explored at home and abroad in recent years.

The mode of purifying VOC waste gas at present mainly has burning, catalyst incineration, active carbon adsorption, wet-type washing, condensation, photooxidation and biological treatment etc. but most operation management requirements of current VOC waste gas treatment device are higher, and the expense cost is also great to the application apparatus is huge, and area occupied is big, and the energy consumption is higher, and consequently, it is very necessary to design a nimble convenient, easy operation's VOC waste gas treatment device.

Disclosure of Invention

The utility model aims at providing a to the not enough of prior art, provide a from inhaling formula UV photodissociation device.

The utility model adopts the following technical scheme:

the utility model provides a from inhaling formula UV photodissociation device, includes device main part and device shell, and the device main part sets up in the device shell, device main part both ends are provided with air intake and air outlet respectively, are provided with UV photodissociation cavity between air intake and the air outlet, be provided with the axis of rotation parallel with the device main part in the UV photodissociation cavity, axis of rotation one end is connected with the motor, and the fixed a plurality of groups rotor blade that is provided with in the axis of rotation, motor drive axis of rotation is rotatory, drives the rotatory air current that forms of rotor blade and forms the negative pressure environment in air intake department, makes inside the waste gas access device main part, the axis of rotation is transparent material, and the inside fixed ultraviolet light source that is provided.

Furthermore, the device shell is of an inner-outer double-layer structure, a spring is arranged between the double-layer structures, one end of the spring is fixedly arranged on the inner wall of the outer-layer structure, and the other end of the spring generates pressure on the inner-layer structure through the elasticity of the compression spring so that the spring is fixed between the double-layer structures to play a role in shock absorption.

Furthermore, the air inlet department is provided with the filter chamber body, the filter chamber body includes two parallel arrangement's first filter and second filter for filter the solid matter in the waste gas, make the waste gas that gets into in the filter chamber body get into UV photolysis cavity after the filtration of filter plate.

Further, the rotating blades are coated with nano titanium dioxide for catalyzing photolysis reaction; the rotating blades are wing-shaped blades or propeller blades and are distributed in the UV photolysis cavity at equal intervals.

Furthermore, a reflecting layer is arranged on the inner wall of the device main body.

Further, the material of the rotating shaft is quartz.

Further, the air inlet can be dismantled and be provided with the import dust cover, and air outlet can be dismantled and be provided with the export dust cover.

Further, from inhaling formula UV photolysis device and being provided with the support base.

Furthermore, still can dismantle in the self-priming UV photolysis device and be provided with the active carbon adsorption board, make VOC waste gas discharge from the air outlet after the adsorption filtration of active carbon adsorption board.

Furthermore, the inner wall of the device main body is also provided with a plurality of UV lamp tubes which are arranged in parallel and are vertical to the flowing direction of the waste gas.

The utility model has the advantages that:

(1) the utility model discloses from inhaling formula UV photodissociation device sets up rotor blade in the main part, is provided with ultraviolet source in the UV photodissociation cavity, through the rotatory air current that forms of rotor blade, forms negative pressure environment in air intake department, makes waste gas by the suction device main part inside, by ultraviolet source oxidative decomposition, need not the fan drainage;

(2) the spring is arranged between the double-layer structures of the device shell, so that the device can play a role in stabilizing the device and shaking the buffer device in the running process of the device, and the effect of stable shock absorption is achieved;

(3) the device has reasonable design and simple structure, can adjust the size of the device according to the use requirement, saves the space, can be flexibly installed in devices such as an exhaust pipeline, and is convenient and reliable.

Description of the drawings:

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

FIG. 2 is a schematic structural view of an airfoil blade according to the present invention;

FIG. 3 is a schematic view of a propeller blade configuration of the present invention;

the reference numbers in the drawings are: 1. a device main body; 2. a device housing; 3. an air inlet; 4. an air outlet; 5. a rotating shaft; 6. an ultraviolet light source; 7. a rotor blade; 8. a motor; 9. an inlet dust cover; 10. a spring; 11. a first filter plate; 12. a second filter plate; 13. an outlet dust cover; 14. a support base; 15. an activated carbon adsorption plate.

The specific implementation mode is as follows:

in order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. 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.

The utility model provides a self-suction UV photolysis device, which comprises a device main body 1 and a device shell 2, wherein the device main body 1 is arranged in the device shell 2, an air inlet 3 and an air outlet 4 are respectively arranged at two ends of the device main body 1, a UV photolysis cavity is arranged between the air inlet 3 and the air outlet 4, a rotating shaft 5 parallel to the device main body 1 is arranged in the UV photolysis cavity, the rotating shaft 5 is hollow and cylindrical, the end of the rotating shaft 5 is connected with a motor 8, a plurality of groups of rotating blades 7 are fixedly arranged on the rotating shaft 5, the rotating blades 7 are equidistantly distributed in the UV photolysis cavity, the motor 8 drives the rotating shaft 5 to rotate, the rotating blades 7 are driven to rotate to form air flow, a negative pressure environment is formed at the air inlet 3, and a fan is not needed for drainage, the waste gas can be sucked into the device main body 1, and the rotating shaft 5 is made of transparent material, specifically quartz; an ultraviolet light source 6 is fixedly arranged in the rotating shaft 5 and can generate ultraviolet rays, and waste gas sucked into the device is photolyzed and oxidized under the action of the ultraviolet light source 6; the rotating blades 7 are coated with nano titanium dioxide and used for catalyzing photolysis reaction; rotating vane 7 is wing section blade or screw blade, compares with ordinary blade, and wing section blade's blade area is great, can increase the area of contact of waste gas and titanium dioxide, is favorable to the catalytic oxidation of waste gas, improves oxidation efficiency.

The embodiment of the utility model provides an in, device shell 2 is inside and outside bilayer structure, is provided with spring 10 between the bilayer structure, spring 10 one end is fixed to be set up on outer structure's inner wall, and the other end produces pressure to inner structure through compression spring 10's elasticity and makes spring 10 fix between bilayer structure, can play the effect that stabilising arrangement, buffer rocked at the in-process of device operation, reaches the stable effect of shock attenuation.

The embodiment of the utility model provides an in, 3 departments of air intake still are provided with the filter chamber body, the filter chamber body includes two parallel arrangement's first filter 11 and second filter 12 for impurity in the preliminary filtration waste gas, make the waste gas that gets into in the filter chamber body get into UV photodissociation cavity after the filtration of filter plate.

In the embodiment of the utility model, the inner wall of the device main body 1 is provided with a reflecting layer, which improves the photolysis efficiency; an inlet dust cover 9 is detachably arranged at the air inlet 3, and an outlet dust cover 13 is detachably arranged at the air outlet 4; the bottom of the self-suction UV photolysis device is provided with a support base 14 for stably supporting the device.

This device still can dismantle in the self-priming UV photodissociation device and be provided with active carbon adsorption plate 15, and waste gas is discharged from air outlet 4 after the adsorption filtration of active carbon adsorption filter plate 15, and active carbon adsorption filter plate 15 can be used to adsorb the harmful substance in the waste gas, and active carbon adsorption filter plate 15 and device demountable installation to change at any time.

In the embodiment of the utility model provides an in, device 1 inner wall of main part still is provided with a plurality of parallel arrangement, perpendicular to waste gas flow direction's UV fluorescent tube, reinforcing waste gas photodissociation efficiency.

Above only the utility model discloses an it is the preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the technical scheme under the thinking of the utility model discloses a scope of protection should point out, to the ordinary technical personnel of this technical field, is not deviating from the utility model discloses a plurality of improvements and moist decorations under the principle prerequisite should be regarded as the utility model discloses a scope of protection.

Claims

1. The utility model provides a from inhaling formula UV photolysis device, its characterized in that, includes device main part (1) and device shell (2), device main part (1) sets up in device shell (2), device main part (1) both ends are provided with air intake (3) and air outlet (4) respectively, are provided with UV photolysis cavity between air intake (3) and air outlet (4), be provided with axis of rotation (5) parallel with device main part (1) in the UV photolysis cavity, axis of rotation (5) one end is connected with motor (8), and fixed a plurality of groups turning vane (7) that are provided with on axis of rotation (5), and motor (8) drive axis of rotation (5) are rotatory, drive turning vane (7) rotatory formation air current and locate to form the negative pressure environment in air intake (3), make waste gas get into inside device main part (1), axis of rotation (5) are transparent material, an ultraviolet light source (6) is fixedly arranged inside the rotating shaft (5), can generate ultraviolet rays and is used for photolyzing waste gas.

2. The self-priming UV photolysis device according to claim 1, wherein the device housing (2) has an inner and outer double-layer structure, a spring (10) is disposed between the double-layer structure, one end of the spring (10) is fixedly disposed on the inner wall of the outer layer structure, and the other end of the spring (10) generates pressure to the inner layer structure by the elasticity of the compression spring (10) to fix the spring (10) between the double-layer structure, thereby achieving the shock-absorbing effect.

3. The self-priming UV photolysis device according to claim 1, wherein a filter chamber is disposed at the air inlet (3), and the filter chamber comprises a first filter plate (11) and a second filter plate (12) disposed in parallel for filtering out solid matters in the exhaust gas, so that the exhaust gas entering the filter chamber enters the UV photolysis chamber after being filtered by the filter plates.

4. The self-priming UV photolysis device according to claim 1, characterized in that the rotor blades (7) are coated with nano-titania for catalyzing the photolysis reaction; the rotating blades (7) are airfoil blades or propeller blades and are distributed in the UV photolysis cavity at equal intervals.

5. The self-priming UV photolysis device according to claim 1, wherein the inner wall of the device body (1) is provided with a reflective layer.

6. The self-priming UV photolysis device according to claim 1, wherein the material of the rotating shaft (5) is quartz.

7. The self-priming UV photolysis device according to claim 1, wherein an inlet dust cover (9) is detachably disposed at the air inlet (3), and an outlet dust cover (13) is detachably disposed at the air outlet (4).

8. The self-priming UV photolysis device according to claim 1, wherein a support base (14) is provided.

9. The self-priming UV photolysis device according to claim 1, wherein an activated carbon adsorption plate (15) is detachably disposed in the self-priming UV photolysis device, so that the VOC exhaust gas is absorbed and filtered by the activated carbon adsorption plate (15) and then discharged from the air outlet (4).

10. The self-priming UV photolysis device according to claim 1, wherein the inner wall of the device body (1) is further provided with a plurality of UV lamps arranged in parallel and perpendicular to the flow direction of the exhaust gas.