CN208380663U - A kind of automobile exhaust purifier of ultraviolet catalytic and the conjunction of Electrostatic Absorption lotus root - Google Patents

Abstract

A kind of automobile exhaust purifier of ultraviolet catalytic and the conjunction of Electrostatic Absorption lotus root, is related to a kind of automobile exhaust purifier.Groined type divides are fixed in Electrostatic Absorption chamber into nine small chambers, setting friction nanometer power generator and filled polytetrafluoroethylene bead in each small chamber, tail gas is passed through plate and Electrostatic Absorption chamber opening end seal is closed fixation, tail gas is passed through plate setting there are three air inlet and is fixed with filter screen, it is set below groined type demarcation plate there are six venthole, two upper side of Electrostatic Absorption chamber is equipped with six gas vents and is fixed with two photocatalyst TiO₂Foam nickel screen, cooling fin is fixed on Electrostatic Absorption cavity bottom, and small-sized exhaust fan is fixed on cooling fin bottom, and tail gas is passed through plate and is connected and fixed with cooling fin by two thermally conductive connection sheets, it is fixed with mounting plate on the inside of thermally conductive connection sheet, mounting plate inner surface is fixed with ultraviolet source LED light.Vehicle exhaust is purified by Electrostatic Absorption and ultraviolet catalytic, effect is more preferable.

Description

A kind of automobile exhaust purifier of ultraviolet catalytic and the conjunction of Electrostatic Absorption lotus root

Technical field

The utility model relates to a kind of automobile exhaust purifier, especially a kind of ultraviolet catalytic is closed with Electrostatic Absorption lotus root Automobile exhaust purifier.

Background technique

One of main source as air pollution contains a large amount of poisonous and harmful substance, including vulcanization in vehicle exhaust Object, PM particulate matter, carbon monoxide, hydrocarbon, nitrogen oxides etc..Therefore, purify vehicle exhaust, to conservation of nature environment, Improving people's quality of life has very important realistic meaning.

For purifying vehicle exhaust, two kinds of Basic Ways are generallyd use at present, respectively in machine outside control technology and machine Control technology.Relative to control technology in machine, the outer control technology of machine does not have to be related to the change of Structure of Internal-Combustion Engine, can pass through outer installation The purification for carrying out vehicle exhaust is set, is easier to realize, wherein most commonly seen is exactly automobile exhaust purifier.However, current vapour Tailstock gas purifier clean-up effect is generally lower, and it is simple to need a kind of structure, the better automobile exhaust purifier of clean-up effect.

Summary of the invention

To solve deficiency existing for background technique, the utility model provides a kind of ultraviolet catalytic and the conjunction of Electrostatic Absorption lotus root Automobile exhaust purifier.

Realize above-mentioned purpose, the utility model takes following technical proposals: a kind of ultraviolet catalytic and Electrostatic Absorption lotus root are closed Automobile exhaust purifier, including Electrostatic Absorption chamber, tail gas is passed through plate, radiator, two photocatalyst TiO₂Foam nickel screen And two ultraviolet source LED light, the Electrostatic Absorption chamber shape are rectangle channel-shaped, are fixed with well word in Electrostatic Absorption chamber Electrostatic Absorption chamber interior is simultaneously separated into nine small chambers in nine grids shape by shape demarcation plate, is provided in each small chamber Friction nanometer power generator is simultaneously filled with polytetrafluoroethylene (PTFE) bead, and the tail gas is passed through plate and closes Electrostatic Absorption chamber opening end seal admittedly Fixed, tail gas is passed through plate and is located in the middle three small chambers and is arranged in a one-to-one correspondence there are three air inlet, in each air inlet It is fixed with filter screen, is set below the groined type demarcation plate there are six venthole, six ventholes described will be located at centre Three small chambers be located at two sides six small chambers be connected to setting one by one, two upper side of Electrostatic Absorption chamber is located at described Six small chambers one-to-one correspondence of two sides is set there are six gas vent, and Electrostatic Absorption chamber lateral wall is fixed with two photocatalyst TiO₂ Foam nickel screen, every photocatalyst TiO₂Foam nickel screen is correspondingly arranged with three gas vents for being located at the same side, described Radiator includes cooling fin, small-sized exhaust fan and two thermally conductive connection sheets, and the cooling fin is fixed on Electrostatic Absorption chamber bottom Portion, the small-sized exhaust fan are fixed on cooling fin bottom, and described two thermally conductive connection sheets are juxtaposed on Electrostatic Absorption chamber two Tail gas is simultaneously passed through plate and is connected and fixed with cooling fin by side, is respectively fixed with a mounting plate on the inside of two thermally conductive connection sheets, and every The mounting plate inner surface is fixed with a ultraviolet source LED light, each ultraviolet source LED light and corresponding photocatalyst TiO₂The setting of foam nickel screen clearance fit.

Compared with prior art, the utility model has the beneficial effects that the utility model by friction nanometer power generator with Polytetrafluoroethylene (PTFE) bead realizes that the cooperation of Electrostatic Absorption lotus root is used, and adsorbs to the PM particulate matter in vehicle exhaust, passes through photocatalyst TiO₂Foam nickel screen and ultraviolet source LED light realize ultraviolet catalytic effect, and the poisonous and harmful substance in vehicle exhaust occurs Redox reaction is degraded, and structure is simple, and clean-up effect is more preferable.

Detailed description of the invention

Fig. 1 is the overall structure axis of the ultraviolet catalytic of the utility model and the automobile exhaust purifier of Electrostatic Absorption lotus root conjunction Mapping；

Fig. 2 is the Electrostatic Absorption chamber and two photocatalyst TiO of the utility model₂The fractionation axis of no-feathering of foam nickel screen is surveyed Figure；

Fig. 3 is the ultraviolet source LED light of the utility model and the assembling structure axonometric drawing of mounting plate.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, to the technical solution in the utility model carry out it is clear, It being fully described by, it is clear that described embodiment is only a part of the embodiment of utility model, instead of all the embodiments, Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts Every other embodiment, fall within the protection scope of the utility model.

Specific embodiment 1: the utility model discloses a kind of ultraviolet catalytic and Electrostatic Absorptions as shown in Fig. 1 ~ Fig. 3 The automobile exhaust purifier that lotus root is closed, including Electrostatic Absorption chamber 1, tail gas are passed through plate 3, radiator, two photocatalyst TiO₂Bubble Foam nickel screen 8 and two ultraviolet source LED light 9,1 shape of Electrostatic Absorption chamber is rectangle channel-shaped, in Electrostatic Absorption chamber 1 It is fixed with groined type demarcation plate 2 and will be in that nine grids shape is separated into nine small chambers 1-1, Mei Gesuo inside Electrostatic Absorption chamber 1 It states and is provided with friction nanometer power generator in small chamber 1-1 and is filled with polytetrafluoroethylene (PTFE) bead, the tail gas is passed through plate 3 for electrostatic It adsorbs the closing of 1 open end of chamber to fix, tail gas, which is passed through plate 3 and is located in the middle three small chamber 1-1, has been arranged in a one-to-one correspondence three A air inlet is fixed with filter screen 3-1 in each air inlet, sets that there are six ventholes below the groined type demarcation plate 2 2-1, six venthole 2-1 are located in the middle three small chamber 1-1 and positioned at six small chamber 1-1 mono- of two sides for described There are six one connection setting, 1 liang of upper side of Electrostatic Absorption chamber and six small chamber 1-1 one-to-one correspondence positioned at two sides are set Gas vent 1-2,1 lateral wall of Electrostatic Absorption chamber are fixed with two photocatalyst TiO₂Foam nickel screen 8, every photocatalyst TiO₂ Foam nickel screen 8 and three gas vent 1-2 for being located at the same side are correspondingly arranged, and the radiator includes cooling fin 4, small-sized Exhaust fan 5 and two thermally conductive connection sheets 6, the cooling fin 4 are fixed on 1 bottom of Electrostatic Absorption chamber, and the small-sized exhaust fan 5 is solid It is scheduled on 4 bottom of cooling fin, described two thermally conductive connection sheets 6 are juxtaposed on 1 two sides of Electrostatic Absorption chamber and tail gas is passed through plate 3 It is connected and fixed with cooling fin 4, is respectively fixed with a mounting plate 7 on the inside of two thermally conductive connection sheets 6, in every mounting plate 7 Side surface is fixed with a ultraviolet source LED light 9, each ultraviolet source LED light 9 and corresponding photocatalyst TiO₂Nickel foam The setting of 8 clearance fit of net.

Specific embodiment 2: as shown in Figure 1, present embodiment is made furtherly to specific embodiment one Bright, the automobile exhaust purifier of the ultraviolet catalytic and the conjunction of Electrostatic Absorption lotus root further includes emission detections device, the tail The detection probe 10 of gas discharge detection device is fixed on cooling fin 4.

Specific embodiment 3: as shown in Fig. 2, present embodiment is to specific embodiment one or specific embodiment two The further explanation made, the Electrostatic Absorption chamber 1, which is adopted, to be made from an insulative material, and the groined type demarcation plate 2 uses metal Material is made.

Specific embodiment 4: as shown in Figure 1, 2, present embodiment is made furtherly to specific embodiment three Bright, the polytetrafluoroethylene (PTFE) the small ball's diameter filled in each small chamber 1-1 is 1 ~ 4mm.

Specific embodiment 5: as shown in Figure 1,3, present embodiment is made furtherly to specific embodiment one It is bright, each ultraviolet source LED light 9 and corresponding photocatalyst TiO₂The gap of foam nickel screen 8 is not more than 10mm.

Specific embodiment 6: as shown in figure 3, present embodiment is made furtherly to specific embodiment one Ultraviolet wavelength≤387.5nm bright, that each ultraviolet source LED light 9 generates.

The working principle of the utility model are as follows: tail gas is passed through plate 3 and is fixed with vehicle mounted tail gas connection tube exhaust end, car tail Gas enters in Electrostatic Absorption chamber 1 through three filter screen 3-1, and three filter screen 3-1 carried out the bulky grain in vehicle exhaust It filters, friction nanometer power generator is provided in each small chamber 1-1 and is filled with polytetrafluoroethylene (PTFE) bead, friction nanometer power generator can Electric energy is converted by mechanical energy (main source is the mechanical oscillation generated in automobilism), produces the friction of polytetrafluoroethylene (PTFE) bead Raw electrostatic field, and then Electrostatic Absorption is carried out to the PM particulate matter in vehicle exhaust, vehicle exhaust is arranged through six gas vent 1-2 later Electrostatic Absorption chamber 1 out, then by two photocatalyst TiO₂Foam nickel screen 8 and corresponding ultraviolet source LED light 9 carry out ultraviolet light and urge Change reaction, photocatalyst TiO₂TiO on foam nickel screen 8₂It is not more than 387.5nm in the wavelength generated by ultraviolet source LED light 9 Ultraviolet light when, and be adsorbed on TiO₂Series reaction occurs for the oxygen and water on surface etc., and reaction process is as follows:

TiO₂ + hv(photon) → TiO₂ + h⁺ + e^-

H₂O + h⁺ → ·OH + H⁺

O₂ + e^- → O₂ ^-

O₂ ^-+ H₂O → HOO · + OH^-

2HOO · → O₂ + H₂O₂

H₂O₂ + e^- → ·OH + OH^-

Titanium dioxide absorption photon generates electrons and holes, and oxidation reaction occurs for water, and reduction reaction occurs for oxygen, generates strong The OH of oxidisability, O₂ ^-It is reacted with water and generates the stronger HOO of oxidisability, OH and HOO reaction for the rapid oxygen of organic matter Carbon dioxide and water are turned to, poisonous and harmful substance in vehicle exhaust is adsorbed and degraded with this, achievees the purpose that purification, heat dissipation dress The heat dissipation convenient for the utility model is set, emission detections device is convenient for examining the purified vehicle exhaust of the utility model It surveys (main body of emission detections device may be provided at automotive interior), middle-size and small-size exhaust fan 5, ultraviolet source LED light 9 and tail Gas discharge detection device is all made of vehicle power supply and is powered.

The emission detections device is the prior art, can also use Authorization Notice No. with outsourcing CN101661010B, authorized announcement date on March 20th, 2013, entitled " a kind of motor vehicle exhaust emission detection device and method " hair The technical solution of bright patent.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in the form of others dress body Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing the condition of equivalent for falling in claim All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (6)

1. the automobile exhaust purifier that a kind of ultraviolet catalytic and Electrostatic Absorption lotus root are closed, it is characterised in that: including Electrostatic Absorption chamber Room (1), tail gas are passed through plate (3), radiator, two photocatalyst TiO₂Foam nickel screen (8) and two ultraviolet source LED light (9), Electrostatic Absorption chamber (1) shape is rectangle channel-shaped, is fixed with groined type demarcation plate (2) in Electrostatic Absorption chamber (1) And nine small chambers (1-1) being separated into nine grids shape inside Electrostatic Absorption chamber (1), each small chamber (1-1) is interior It is provided with friction nanometer power generator and is filled with polytetrafluoroethylene (PTFE) bead, the tail gas is passed through plate (3) for Electrostatic Absorption chamber (1) Open end closing is fixed, and tail gas is passed through plate (3) and is located in the middle three small chambers (1-1) and is arranged in a one-to-one correspondence there are three air inlet Hole is fixed with filter screen (3-1) in each air inlet, sets that there are six venthole (2- below the groined type demarcation plate (2) 1), six ventholes (2-1) are located in the middle three small chambers (1-1) and positioned at six small chambers of two sides for described (1-1) connection setting one by one, (1) two upper side of Electrostatic Absorption chamber and six small chambers (1-1) positioned at two sides are one by one Six gas vents (1-2) are correspondingly provided with, Electrostatic Absorption chamber (1) lateral wall is fixed with two photocatalyst TiO₂Foam nickel screen (8), Every photocatalyst TiO₂Foam nickel screen (8) is correspondingly arranged with three gas vents (1-2) for being located at the same side, described to dissipate Thermal includes that cooling fin (4), small-sized exhaust fan (5) and two thermally conductive connection sheets (6), the cooling fin (4) are fixed on electrostatic Chamber (1) bottom is adsorbed, the small-sized exhaust fan (5) is fixed on cooling fin (4) bottom, and described two thermally conductive connection sheets (6) are simultaneously Column are set to Electrostatic Absorption chamber (1) two sides and tail gas is passed through plate (3) to be connected and fixed with cooling fin (4), two thermally conductive connections It is respectively fixed with a mounting plate (7) on the inside of piece (6), every mounting plate (7) inner surface is fixed with a ultraviolet source LED light (9), each ultraviolet source LED light (9) and corresponding photocatalyst TiO₂The setting of foam nickel screen (8) clearance fit.

2. the automobile exhaust purifier that a kind of ultraviolet catalytic according to claim 1 and Electrostatic Absorption lotus root are closed, feature Be: the automobile exhaust purifier that the ultraviolet catalytic is closed with Electrostatic Absorption lotus root further includes emission detections device, described The detection probe (10) of emission detections device is fixed on cooling fin (4).

3. the automobile exhaust purifier that a kind of ultraviolet catalytic according to claim 1 or 2 and Electrostatic Absorption lotus root are closed, special Sign is: the Electrostatic Absorption chamber (1), which is adopted, to be made from an insulative material, and the groined type demarcation plate (2) uses metal material system At.

4. the automobile exhaust purifier that a kind of ultraviolet catalytic according to claim 3 and Electrostatic Absorption lotus root are closed, feature Be: the polytetrafluoroethylene (PTFE) the small ball's diameter filled in each small chamber (1-1) is 1 ~ 4mm.

5. the automobile exhaust purifier that a kind of ultraviolet catalytic according to claim 1 and Electrostatic Absorption lotus root are closed, feature It is: each ultraviolet source LED light (9) and corresponding photocatalyst TiO₂The gap of foam nickel screen (8) is not more than 10mm.

6. the automobile exhaust purifier that a kind of ultraviolet catalytic according to claim 1 and Electrostatic Absorption lotus root are closed, feature It is: ultraviolet wavelength≤387.5nm that each ultraviolet source LED light (9) generates.