CN209828711U

CN209828711U - Nano TiO2 photocatalytic oxidation waste gas purification equipment

Info

Publication number: CN209828711U
Application number: CN201920291345.5U
Authority: CN
Inventors: 夏咸卫
Original assignee: Guangzhou Lanjiabai Environmental Protection Technology Co Ltd
Current assignee: Guangzhou Lanjiabai Environmental Protection Technology Co Ltd
Priority date: 2019-03-08
Filing date: 2019-03-08
Publication date: 2019-12-24
Anticipated expiration: 2029-03-08

Abstract

The utility model belongs to the technical field of clarification plant technique and specifically relates to a nanometer TiO2 light catalytic oxidation exhaust gas purification equipment, it includes: the utility model discloses a set up the air equalizer, make waste gas more even, pass through the high energy ion tube, turn into harmless material with harmful substance in the waste gas, and carry out effectual collection and removal to the tiny particle in the waste gas, carry out preliminary purification, waste gas after preliminary purification passes through UV module A and UV module B and carries out UV photocatalysis, effectively reduces organic waste gas oxidation into water and carbon dioxide, and the purification efficiency of waste gas is high, excellent in use effect; by installing the lampshade A and the lampshade B, gas leakage can not be caused when the UV lamp tube is replaced.

Description

Nano TiO2 photocatalytic oxidation waste gas purification equipment

Technical Field

The utility model belongs to the technical field of clarification plant technique and specifically relates to a nanometer TiO2 light catalytic oxidation exhaust gas purification equipment.

Background

The nano TiO2 photocatalysis is a photocatalysis process using TiO2 as a catalyst, the reaction condition is mild, the photolysis is rapid, and the products are CO2 and H2O or other products, so that organic molecules in the waste gas are decomposed into nontoxic and harmless components, and the purpose of removing pollutants in the gas is achieved. The traditional photocatalytic decomposer device mainly comprises: UV lamp tube, nano TiO2 filler layer (aluminum or ceramic is used as filler carrier). When the UV lamp is turned on, oxygen in the air around the lamp tube is converted into ozone, and the ozone has strong oxidizing property and can decompose organic gas molecules. Meanwhile, hydroxyl free radicals are generated on the surface of the catalyst, and the hydroxyl free radicals also have strong oxidation effect and can play a role in decomposing organic gas molecules. After the waste gas containing organic molecules (benzene series substances and OVCs) enters the UV photocatalytic decomposer, the organic molecules in the waste gas are decomposed under two physical actions, so that the aim of removing organic pollutants in the waste gas is fulfilled, but the existing photocatalytic waste gas purification equipment has the following defects that 1, the purification efficiency is low, and small to submicron-grade fine particles (0.1-3 microns) in the organic waste gas are effectively collected and removed; 2. its life of UV lamp itself is short, needs to monitor and in time change the damaged condition of UV lamp, and the UV lamp of damage is not changed in time, influences catalyzed speed to reduce exhaust-gas treatment's efficiency, current equipment can cause the waste gas leakage in the box when not shutting down to change the UV lamp in addition, influences purification efficiency.

Disclosure of Invention

The utility model provides a not enough to prior art, the utility model provides a purification efficiency is high, can carry out effectual collection to the fine particulate matter of little to submicron order in the organic waste gas and get rid of, and the UV fluorescent tube is convenient for change and can not cause the nanometer TiO2 light catalytic oxidation exhaust gas purification equipment of exhaust gas leakage.

The technical scheme of the utility model is that: a nano TiO2 photocatalytic oxidation exhaust gas purification apparatus, comprising: the ion tube module comprises a box body, an air inlet, an air outlet, an ion tube module and a UV module, wherein the air inlet is connected to the front part of the box body, the air outlet is connected to the rear part of the box body, the ion tube module is arranged on the right side of the air inlet, and the UV module is arranged on the right side of the ion tube module.

Further, the ion tube module comprises an ion tube mounting rack and a high-energy ion tube, the ion tube mounting rack is arranged in the box body, the ion tube mounting rack is a single-row rack body, and a plurality of high-energy ion tubes are mounted on the vertical surface of the ion tube mounting rack at equal intervals.

Further, the UV module comprises UV module A and UV module B, UV module A includes UV lighting fixture A, lamp shade A and TiO2 photocatalyst net A, UV lighting fixture A is the rectangle support body, the outer wall of box is provided with slot A, UV lighting fixture A installs in the box through slot A embedding, UV lighting fixture A is provided with the sealing washer around being located one side outer wall of slot A opening part for seal slot A and the interbox gap, one side that UV lighting fixture A is located slot A opening part is provided with the screw hole A that the equidistant setting of four rows, it is provided with open-ended lamp shade A to install one end on the screw hole A, lamp shade A is the cylinder, lamp shade A adopts the light-passing board to make, the interval between lamp shade A each row is 20mm, is provided with TiO2 photocatalyst net A between each row of lamp shade A.

Further, UV module B includes UV lighting fixture B, lamp shade B and TiO2 photocatalyst net B, UV lighting fixture B is the rectangle support body, the outer wall of box sets up slot B, UV lighting fixture B installs in the box through the slot B embedding, one side that UV lighting fixture B is located slot B opening part is provided with seven screw hole B that equidistant settings were listed as, it is provided with open-ended lamp shade B to install one end on the screw hole B, lamp shade B is the cylinder, lamp shade B adopts the light-passing board to make, the interval of each row of lamp shade B is 30mm, is provided with TiO2 photocatalyst net B between each row of lamp shade B.

Furthermore, UV lamp tubes are inserted into the lamp shade A and the lamp shade B through openings, the tail ends of each row of UV lamp tubes are installed on the same lamp holder, two triangular plastic lugs are arranged on the upper portion of the lamp holder, grooves matched with the triangular plastic lugs are formed above the first threaded holes A of each row of threaded holes A on the upper portion of the UV lamp holder A and the first threaded holes B of each row of threaded holes B on the upper portion of the UV lamp holder B, the triangular plastic lugs are clamped into the grooves, metal contacts A are arranged in the grooves, the two metal contacts A above each threaded hole A and each threaded hole B are respectively connected with a live wire and a zero wire of a power supply, the rear end face of each triangular plastic lug is provided with a metal contact B matched with the metal contact A, the two metal contacts B on each lamp holder are electrically connected with the corresponding UV lamp tubes, and indicating lamps are arranged at the positions, corresponding to the UV lamp tubes, the indicating lamp is connected with the corresponding UV lamp tubes in series, the UV lamp tubes in the UV lamp holder A and the UV lamp holder B are connected in parallel, four corners of the front end face of the lamp holder are provided with stepped holes, the front end face of the box body is provided with threaded blind holes at positions corresponding to the stepped holes, and the stepped holes are internally provided with connecting bolts.

Furthermore, a sealing ring A is arranged on the periphery of the outer wall of one side, located at the opening of the slot A, of the UV lamp holder A and used for sealing a gap between the slot A and the box body, and a sealing ring B is arranged on the periphery of the outer wall of one side, located at the opening of the slot B, of the UV lamp holder B and used for sealing a gap between the slot B and the box body.

Furthermore, the box body is hinged with a sealing door at the slot A and the slot B through a rotating shaft, the sealing door is made of PPS, an annular groove is arranged at the rear end of the sealing door, a U-shaped sealing ring is arranged in the annular groove, the U-shaped sealing ring can seal a gap between the box body and the sealing door to prevent gas in the box body from leaking, and can provide buffer for the sealing door and the box body,

furthermore, the UV lamp tube is a dual-waveband UV lamp tube.

Furthermore, an air equalizer is arranged between the air inlet and the ion tube module.

The utility model discloses a theory of operation:

waste gas enters through the air inlet, the waste gas is more uniform through the air equalizer, then the waste gas passes through the high-energy ion tube, various components in the waste gas are activated, ionized and cracked by utilizing the generated high-energy plasma, so that a series of complex chemical reactions occur, harmful substances are converted into clean and harmless substances, in addition, fine particles (0.1-3 microns) in the organic waste gas to the submicron order can be effectively collected and removed by virtue of the coagulation action of ions in the plasma and objects, the gas continues to move forwards and passes through the UV module A and the UV module B, the primarily purified waste gas effectively oxidizes and reduces the organic waste gas into water and carbon dioxide under the action of the UV lamp and the photocatalyst TiO2, so that the purpose of purifying the gas is achieved, the purified gas is discharged through the exhaust port, when the equipment runs, the UV lamp tube is used for monitoring through the indicator lamp, when the lamp tube needs to be replaced, the sealing door is opened, the connecting bolt on the lamp holder corresponding to the damaged UV lamp tube is taken down, the lamp tube on the lamp holder is pulled out and then replaced, and the lamp tube replacement device is simple and quick to operate.

The utility model has the advantages that: the utility model discloses simple structure, low in cost through setting up the wind equalizer, makes waste gas more even, passes through the high energy ion tube again, turns into harmless material with the harmful substance in the waste gas to fine particle in the waste gas carries out effectual collection and gets rid of, carries out preliminary purification, and waste gas after preliminary purification passes through UV module A and UV module B again and carries out UV photocatalysis, effectively with organic waste gas redox to water and carbon dioxide, the purification efficiency of waste gas is high, excellent in use effect; through setting up lighting fixture A and lighting fixture B, install lamp shade A and lamp shade B on lighting fixture A and the lighting fixture B respectively, when changing the UV fluorescent tube, can not cause gas leakage.

Drawings

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

FIG. 2 is a schematic structural view of the present invention without the lamp cover and UV lamp tube installed;

fig. 3 is a schematic structural view of the utility model with the lampshade installed;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 2;

fig. 5 is a schematic diagram of the external structure of the present invention.

In the figure, 1, a box body; 2. an air inlet; 3. an air outlet; 4. an ion tube module; 5. a UV module; 6. a slot A; 7. a threaded hole A; 8. a slot B; 9. a threaded hole B; 10. a lamp tube; 11. a lamp socket; 12. a groove; 13. an indicator light; 14. a stepped hole; 15. a connecting bolt; 16. an air equalizer; 17. a sealing door; 41. an ion tube mounting bracket; 42. a high energy ion tube; 51. a UV module A; 511. a UV lamp holder A; 512. a lampshade A; 513. TiO2 photocatalyst net A; 52. a UV module B; 521. a UV lamp holder B; 522. a lampshade B; 523. TiO2 photocatalyst net B.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:

as shown in fig. 1 to 5, a nano TiO2 photocatalytic oxidation exhaust gas purification apparatus includes: box 1, air intake 2, air outlet 3, ion tube module 4 and UV module 5, air intake 2 is connected in the front portion of box 1, air outlet 3 is connected at the rear portion of box 1, the right side of air intake 2 sets up ion tube module 4, the right side of ion tube module 4 is provided with UV module 5.

Ion tube module 4 includes ion tube mounting bracket 41 and high energy ion tube 42, ion tube mounting bracket 41 sets up in box 1, ion tube mounting bracket 41 is the single-row support body, many equidistant installations have high energy ion tube 42 on the vertical face of ion tube mounting bracket 41.

UV module 5 comprises UV module A51 and UV module B52, UV module A51 includes UV lighting fixture A511, lamp shade A512 and TiO2 photocatalyst net A513, UV lighting fixture A511 is the rectangle support body, the outer wall of box 1 is provided with slot A6, UV lighting fixture A511 passes through slot A6 embedding and installs in box 1, UV lighting fixture A511 is provided with the sealing washer around being located the one side outer wall of slot A6 opening part for the gap between sealed slot A6 and the box 1, one side that UV lighting fixture A511 is located slot A6 opening part is provided with the screw hole A7 of four rows equidistant settings, it is provided with open-ended lamp shade A512 to install one end on screw hole A7, lamp shade A512 is the cylinder, lamp shade A512 adopts the light-passing board to make, the interval between each row of lamp shade A512 is 20mm, is provided with TiO2 photocatalyst net A513 between each row of lamp shade A512.

UV module B52 includes UV lighting fixture B521, lamp shade B522 and TiO2 photocatalyst net B523, UV lighting fixture B521 is the rectangle support body, the outer wall of box 1 sets up slot B8, UV lighting fixture B521 is installed in box 1 through slot B8 embedding, one side that UV lighting fixture B521 is located slot B8 opening part is provided with seven threaded hole B9 that the equidistant setting of row, it is provided with open-ended lamp shade B522 to install one end on the threaded hole B9, lamp shade B522 is the cylinder, lamp shade B522 adopts the light-passing board to make, the interval of each row of lamp shade B522 is 30mm, is provided with TiO2 photocatalyst net B523 between each row of lamp shade B522.

All having inserted UV fluorescent tube 10 through the opening in lamp shade A512 and the lamp shade B522, the end of every row of UV fluorescent tube 10 all is installed on same lamp stand 11, the upper portion of lamp stand 11 is provided with two triangle plastics lugs, first screw hole A7 of every row of screw hole A7 on UV lighting fixture A511 upper portion and first screw hole B9 of every row of screw hole B9 on UV lighting fixture B521 upper portion all are equipped with triangle plastics lug assorted recess 12, triangle plastics lug card is gone into in the recess 12, be equipped with metal contact A in the recess 12, the live wire and the zero line of power are connected respectively to two metal contact A above every screw hole A7 and screw hole B9, triangle plastics lug rear end face is equipped with metal contact B with metal contact A assorted, and two metal contact B on every lamp stand 11 all are connected with the UV fluorescent tube 10 electricity that corresponds, the front end face and the UV fluorescent tube 10 corresponding position of lamp stand 11 are equipped with pilot lamp 13, the indicating lamp 13 is connected with the corresponding UV lamp tube 10 in series, the UV lamp tubes 10 in the UV lamp holder A511 and the UV lamp holder B521 are connected in parallel, four corners of the front end face of the lamp holder 11 are provided with stepped holes 14, the front end faces of the UV lamp holder A511 and the UV lamp holder B521 are provided with threaded blind holes at positions corresponding to the stepped holes 14, and the stepped holes 14 are internally provided with connecting bolts 15.

And a sealing ring A is arranged on the periphery of the outer wall of one side of the UV lamp holder A511 positioned at the opening of the slot A6, and a sealing ring B is arranged on the periphery of the outer wall of one side of the UV lamp holder B521 positioned at the opening of the slot B8.

The box body 1 is hinged with a sealing door 17 through a rotating shaft at the positions of a slot A6 and a slot B8, the sealing door 17 is made of PPS, an annular groove is arranged at the rear end of the sealing door 17, a U-shaped sealing ring is arranged in the annular groove and can seal a gap between the box body 1 and the sealing door 17, so that gas leakage in the box body 1 is prevented, and buffering can be provided for the sealing door 17 and the box body 1,

the UV lamp 10 is a dual band UV lamp.

And an air equalizer 16 is also arranged between the air inlet 2 and the ion tube module 4.

The high-energy ion tube in this embodiment is a 60W high-energy ion tube manufactured by forsteri optical technology ltd.

The dual band UV lamp in this embodiment is a 150W UV lamp dual band lamp manufactured by sierotkt light source ltd.

In this embodiment, both the TiO2 photocatalyst net a and the TiO2 photocatalyst net B adopt TiO2 photocatalyst sieves produced by shenzhen zhongzhen filter material science and technology limited.

The air equalizer in the embodiment adopts an air equalizer disclosed in a Chinese patent, and the application number is as follows: 201720957176.5

The foregoing embodiments and description have been provided to illustrate the principles and preferred embodiments of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed.

Claims

1. A nanometer TiO2 photocatalysis oxidation exhaust gas purification equipment which characterized in that: it includes: the solar water heater comprises a box body (1), an air inlet (2), an air outlet (3), an ion tube module (4) and a UV module (5), wherein the air inlet (2) is connected to the front portion of the box body (1), the air outlet (3) is connected to the rear portion of the box body (1), the ion tube module (4) is arranged on the right side of the air inlet (2), and the UV module (5) is arranged on the right side of the ion tube module (4).

2. The nano TiO2 photocatalytic oxidation exhaust gas purification apparatus according to claim 1, wherein: ion tube module (4) include ion tube mounting bracket (41) and high energy ion tube (42), ion tube mounting bracket (41) set up in box (1), ion tube mounting bracket (41) are the single-row support body, many are installed equidistantly on the vertical face of ion tube mounting bracket (41) and are had high energy ion tube (42).

3. The nano TiO2 photocatalytic oxidation exhaust gas purification apparatus according to claim 2, wherein: the UV module (5) comprises a UV module A (51) and a UV module B (52), the UV module A (51) comprises a UV lamp holder A (511), a lampshade A (512) and a TiO2 photocatalyst net A (513), the UV lamp holder A (511) is a rectangular frame body, the outer wall of the box body (1) is provided with a slot A (6), the UV lamp holder A (511) is embedded in the box body (1) through the slot A (6), a sealing ring is arranged around the outer wall of one side of the opening of the slot A (6) of the UV lamp holder A (511) for sealing the gap between the slot A (6) and the box body (1), one side of the opening of the slot A (6) of the UV lamp holder A (511) is provided with four rows of threaded holes A (7) which are equidistantly arranged, one end of the lampshade A (512) with an opening is arranged on the threaded holes A (7), the lampshade A (512) is a cylinder, the lampshade A (512) is made of light-transmitting plates, the interval between each row of the lampshade A (512) is 20mm, and a TiO2 photocatalyst net A (513) is arranged between each row of the lampshade A (512).

4. The nano TiO2 photocatalytic oxidation exhaust gas purification apparatus according to claim 3, wherein: UV module B (52) include UV lighting fixture B (521), lamp shade B (522) and TiO2 photocatalyst net B (523), UV lighting fixture B (521) are the rectangle support body, the outer wall of box (1) sets up slot B (8), UV lighting fixture B (521) is installed in box (1) through slot B (8) embedding, one side that UV lighting fixture B (521) are located slot B (8) opening part is provided with seven screw hole B (9) that set up equidistantly, it is provided with open-ended lamp shade B (522) to install one end on screw hole B (9), lamp shade B (522) are the cylinder, lamp shade B (522) adopt the light-passing board to make, the interval of each row of lamp shade B (522) is 30mm, is provided with TiO2 photocatalyst net B (523) between each row of lamp shade B (522).

5. The nano TiO2 photocatalytic oxidation exhaust gas purification apparatus according to claim 4, wherein: UV fluorescent tube (10) have all been inserted through the opening in lamp shade A (512) and lamp shade B (522), and the end of every row of UV fluorescent tube (10) is all installed on same lamp stand (11), the upper portion of lamp stand (11) is provided with two triangle plastic convex blocks, first screw hole A (7) of every row of screw hole A (7) in UV lighting fixture A (511) upper portion and first screw hole B (9) top of every row of screw hole B (9) on UV lighting fixture B (521) upper portion all be equipped with triangle plastic convex block assorted recess (12), triangle plastic convex block card is gone into in recess (12), be equipped with metal contact A in recess (12), two metal contact A above every screw hole A (7) and screw hole B (9) connect the live wire and the zero line of power respectively, triangle plastic convex block rear end face is equipped with metal contact A assorted metal contact B, two metal contact B on every lamp stand (11) all are connected with the UV fluorescent tube (10) electricity that corresponds, the preceding terminal surface of lamp stand (11) corresponds the position with UV fluorescent tube (10) and is equipped with pilot lamp (13), pilot lamp (13) and UV fluorescent tube (10) series connection that correspond, and UV fluorescent tube (10) in UV lighting fixture A (511) and UV lighting fixture B (521) are parallelly connected each other, the preceding terminal surface four corners position of lamp stand (11) all is equipped with shoulder hole (14), the preceding terminal surface of UV lighting fixture A (511) and UV lighting fixture B (521) corresponds the position in shoulder hole (14) and all is equipped with the screw thread blind hole, be equipped with connecting bolt (15) in shoulder hole (14).

6. The nano TiO2 photocatalytic oxidation exhaust gas purification apparatus according to claim 5, wherein: and the periphery of the outer wall of one side of the UV lamp holder A (511) at the opening of the slot A (6) is provided with a sealing ring A, and the periphery of the outer wall of one side of the UV lamp holder B (521) at the opening of the slot B (8) is provided with a sealing ring B.

7. The nano TiO2 photocatalytic oxidation exhaust gas purification apparatus according to claim 6, wherein: the box body (1) is located slot A (6) and slot B (8) and all has sealing door (17) through the articulated sealing door that has of pivot, the material of sealing door (17) is PPS, the rear end of sealing door (17) is provided with the annular groove, be provided with U type sealing washer in the annular groove.

8. The nano TiO2 photocatalytic oxidation exhaust gas purification apparatus according to claim 7, wherein: the UV lamp tube (10) is a dual-waveband UV lamp tube.

9. The nano TiO2 photocatalytic oxidation exhaust gas purification apparatus according to claim 8, wherein: and an air equalizer (16) is also arranged between the air inlet (2) and the ion tube module (4).