CN206715675U - A kind of photocatalyst photocatalysis apparatus - Google Patents

Abstract

The utility model discloses a photocatalyst photocatalysis device, which comprises a casing, an air intake pipe, a particle filter, a photocatalytic reaction chamber, and an air outlet pipe. One end is connected, the housing is provided with a photocatalytic reaction chamber, and the other end of the housing is connected to the air outlet pipe; the particle filter includes a gas particle filter element, an activated carbon layer, a sponge layer, and a metal filter layer arranged in sequence A sealing gasket is provided between the end of the gas particulate filter element away from the intake pipe and the inner wall of the particulate filter. The utility model carries a large amount of photocatalyst, high utilization rate of light, long catalysis time, obvious catalysis treatment effect, prevents micropores on the catalyst carrier from being blocked by particles, and has high catalysis efficiency.

Description

A photocatalyst photocatalytic device

technical field

The utility model relates to the technical field of photocatalyst devices, in particular to a photocatalyst photocatalytic device.

Background technique

Photocatalyst is a general term for a photo-semiconductor material with photocatalytic function represented by nano-scale titanium dioxide. It is coated on the surface of the substrate, and under the action of ultraviolet light, it produces a strong catalytic degradation function, which converts water or oxygen in the air Catalyze into photoactive groups with strong oxidizing ability such as hydroxyl radicals, superoxide anion radicals, active oxygen, etc., which can effectively decompose various organic compounds with unstable chemical bonds. Compounds and some inorganic substances, and can destroy the bacterial cell membrane and coagulate the protein carrier of the virus: it can effectively degrade the toxic and harmful gases in the air; Harmful treatment; at the same time, it also has functions such as formaldehyde removal, deodorization, anti-pollution, and air purification.

After searching, the utility model patent with the Chinese Patent Authorization Announcement No. CN 205586822U and the authorized announcement date of 2016.09.21 discloses a photocatalytic particle pollutant treatment device, including a housing, the bottom of the housing is provided with an air inlet, and the housing There is an air outlet on the top of the shell, a catalytic oxidation chamber is provided inside the housing, multiple ultraviolet lamp tubes are provided on the upper wall of the catalytic oxidation chamber, and multiple photocatalyst carriers are provided on the lower wall of the catalytic oxidation chamber. Arranged in a staggered manner, an "S"-shaped gas channel is formed between the photocatalyst carrier and the ultraviolet lamp tube; the air inlet is provided with an electric dust removal heater and a stainless steel multi-stage filter in sequence from bottom to top, and an exhaust fan is installed at the air outlet . Its disadvantages are that the total amount of photocatalyst carried by the catalyst carrier is small, and the utilization rate of light is low, the micropores on the catalyst carrier are easily blocked by particles, and the catalytic time is short, and the catalytic treatment effect is not obvious.

Utility model content

The utility model aims to solve one of the technical problems in the related art at least to a certain extent. For this reason, an object of the present utility model is to propose a kind of photocatalyst photocatalytic device, the photocatalyst total amount of carrying is many, the utilization rate to light is high, the catalytic time is long, the catalytic treatment effect is obvious, prevents the micropore on the catalyst carrier from being covered by particles Blockage, high catalytic efficiency.

A kind of photocatalyst photocatalysis device according to the embodiment of the utility model, comprises casing, air intake pipe, particle filter, photocatalytic reaction chamber, air outlet pipe, and described air inlet pipe is connected with particle filter, and described particle filter is connected with housing One end of the body is connected, the housing is provided with a photocatalytic reaction chamber, and the other end of the housing is connected to the outlet pipe;

The particle filter includes a gas particle filter element, an activated carbon layer, a sponge layer, and a metal filter layer arranged in sequence, and a sealing gasket is provided between the end of the gas particle filter element away from the intake pipe and the inner wall of the particle filter;

The cross-section of the photocatalytic reaction chamber is triangular, and the three corners of the triangle are arc-shaped. The inner wall of the photocatalytic reaction chamber is provided with a reflective layer, and the photocatalytic reaction chamber is located at the positions of the three corners. There are a first ultraviolet lamp, a second ultraviolet lamp and a third ultraviolet lamp, a photocatalyst carrier is arranged in the photocatalytic reaction chamber, the photocatalyst carrier is cylindrical with one end open, and one end of the photocatalyst carrier opening is connected to the air outlet pipe , the photocatalyst carrier is provided with a plurality of conical through holes, the large holes of which face outward.

Further, the activated carbon layer has a honeycomb shape.

Further, one end of the air outlet pipe extends into the photocatalytic reaction chamber and is connected to one end of the opening of the photocatalyst carrier, and the air outlet pipe is connected to the casing through a threaded seal.

Further, the photocatalyst carrier is coated with a photocatalyst coating, and the photocatalyst coating is attached to the surface of the photocatalyst carrier and the inner surface of the conical through hole.

Further, the photocatalyst coating is nano titanium dioxide hydrocolloid.

In the utility model, a particle filter is connected in front of the photocatalytic reaction chamber, which can filter out the particles in the gas and prevent the micropores on the photocatalyst carrier from being blocked by particles. The cross section of the photocatalytic reaction chamber is triangular in shape, and each corner Ultraviolet lamps are installed at all positions, and the reflective layer set on the inner wall of the photocatalytic reaction chamber can refract ultraviolet rays multiple times to improve the utilization rate of light. The photocatalyst carrier is in the shape of a cylinder with one end open. Connection, so that the gas must pass through the photocatalyst carrier to be discharged through the outlet pipe, which greatly enhances the catalytic treatment effect and can effectively degrade toxic and harmful gases in the air; it can effectively kill a variety of bacteria and decompose the toxins released by bacteria or fungi And harmless treatment; at the same time, it also has the functions of removing formaldehyde, deodorizing, anti-pollution, and purifying air.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model. In the attached picture:

Fig. 1 is the structural representation of a kind of photocatalyst photocatalytic device that the utility model proposes;

Fig. 2 is the sectional view of photocatalytic reaction chamber;

Fig. 3 is the connection schematic diagram of photocatalyst carrier and outlet pipe;

Fig. 4 is a cross-sectional view of the photocatalyst carrier.

In the figure: 1-shell, 2-intake pipe, 3-particle filter, 4-photocatalytic reaction chamber, 5-outlet pipe, 6-gas particle filter, 7-activated carbon layer, 8-sponge layer, 9-metal Filter layer, 10-sealing gasket, 11-first ultraviolet lamp, 12-second ultraviolet lamp, 13-third ultraviolet lamp, 14-photocatalyst carrier, 15-conical through hole.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Examples of the described embodiments are shown in the drawings, wherein like or similar reference numerals designate like or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary and are intended to explain the present invention, but should not be construed as limiting the present invention.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise", "Axial" The orientation or positional relationship indicated by , "radial", "circumferential", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying the referred device Or elements must have a specific orientation, be constructed and operate in a specific orientation, and thus should not be construed as limiting the invention.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present utility model, "plurality" means two or more, unless otherwise specifically defined.

In this utility model, unless otherwise specified and limited, terms such as "installation", "connection", "connection" and "fixation" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connection, or integration; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components or the interaction relationship between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

Referring to Figures 1-4, a photocatalyst photocatalytic device includes a housing 1, an air inlet pipe 2, a particle filter 3, a photocatalytic reaction chamber 4, and an air outlet pipe 5. The air inlet pipe 2 is connected to the particle filter 3, and the particle filter 3 is connected to one end of the housing 1, the housing 1 is provided with a photocatalytic reaction chamber 4, and the other end of the housing 1 is connected to the outlet pipe 5; the particle filter 3 includes a gas particle filter element 6 and an activated carbon layer 7 arranged in sequence , sponge layer 8, metal filter screen layer 9, a gasket 10 is arranged between the end of the gas particle filter core 6 away from the intake pipe 2 and the particle filter 3 inner wall; the cross section of the photocatalytic reaction chamber 4 is triangular, and three triangular The angle is arc-shaped, and the inner wall of the photocatalytic reaction chamber 4 is provided with a light-reflecting layer, and the positions of the three corners in the photocatalytic reaction chamber 4 are respectively provided with a first ultraviolet lamp 11, a second ultraviolet lamp 12 and a third ultraviolet lamp. 13, photocatalyst carrier 14 is provided in photocatalyst reaction chamber 4, and photocatalyst carrier 14 is the cylindrical shape of one end opening, and one end of photocatalyst carrier 14 openings is connected with outlet pipe 5, and photocatalyst carrier 14 is provided with a plurality of conical through-holes 15 , with the large hole facing outward.

In the present embodiment, the activated carbon layer 7 is honeycomb-shaped, and one end of the air outlet pipe 5 stretches into the photocatalyst reaction chamber 4 and is connected with an end of the photocatalyst carrier 14 opening, and the air outlet pipe 5 is connected with the housing 1 by thread sealing, and the photocatalyst carrier 14 is coated with a photocatalyst coating, and the photocatalyst coating is attached to the surface of the photocatalyst carrier 14 and the inner surface of the conical through hole 15, and the photocatalyst coating is nano titanium dioxide hydrocolloid.

During use, the photocatalytic reaction chamber 4 is connected with a particle filter 3, and the particle filter 3 includes a gas particle filter element 6, an activated carbon layer 7, a sponge layer 8, and a metal filter layer 9 arranged in sequence, so that the particles in the gas can be removed. Filtration prevents the micropores on the photocatalyst carrier 14 from being blocked by particulate matter. The cross-section of the photocatalytic reaction chamber 4 is triangular, and an ultraviolet lamp is arranged at each corner, and the light-reflecting layer arranged on the inner wall of the photocatalytic reaction chamber 4 Ultraviolet rays can be refracted multiple times to improve the utilization rate of light. The photocatalyst carrier 14 is cylindrical with one end open, and one end of the photocatalyst carrier 14 opening is connected with the outlet pipe 5, so that the gas must pass through the photocatalyst carrier 14 to be discharged through the outlet pipe 5 , greatly enhance the effect of catalytic treatment, can effectively degrade toxic and harmful gases in the air; can effectively kill a variety of bacteria, and can decompose and harmless the toxins released by bacteria or fungi; , anti-pollution, air purification and other functions.

In the present invention, unless otherwise clearly specified and limited, the first feature may be in direct contact with the first feature or the first feature and the second feature through an intermediary indirect contact. Moreover, "above", "above" and "above" the first feature on the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. "Below", "beneath" and "beneath" the first feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is less horizontally than the second feature.

In the description of this specification, descriptions with reference to the terms "one embodiment", "some embodiments", "example", "specific examples", or "some examples" mean that specific features described in connection with the embodiment or example , structures, materials or features are included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (5)

1. A kind of photocatalyst photocatalysis device, it is characterized in that: comprise shell, air intake pipe, particle filter, photocatalytic reaction chamber, outlet pipe, described air intake pipe is connected with particle filter, and described particle filter is connected with housing One end of the housing is connected, the housing is provided with a photocatalytic reaction chamber, and the other end of the housing is connected to the outlet pipe; The particle filter includes a gas particle filter element, an activated carbon layer, a sponge layer, and a metal filter layer arranged in sequence, and a sealing gasket is provided between the end of the gas particle filter element away from the intake pipe and the inner wall of the particle filter; The cross-section of the photocatalytic reaction chamber is triangular, and the three corners of the triangle are arc-shaped. The inner wall of the photocatalytic reaction chamber is provided with a reflective layer, and the photocatalytic reaction chamber is located at the positions of the three corners. There are a first ultraviolet lamp, a second ultraviolet lamp and a third ultraviolet lamp, a photocatalyst carrier is arranged in the photocatalytic reaction chamber, the photocatalyst carrier is cylindrical with one end open, and one end of the photocatalyst carrier opening is connected to the air outlet pipe , the photocatalyst carrier is provided with a plurality of conical through holes, the large holes of which face outward. 2. A photocatalyst photocatalytic device according to claim 1, characterized in that: the activated carbon layer is honeycomb-shaped. 3. A kind of photocatalyst photocatalytic device according to claim 1, it is characterized in that: one end of the outlet pipe stretches into the photocatalytic reaction chamber and is connected with one end of the photocatalyst carrier opening, and the outlet pipe and the housing are sealed by threads connect. 4. A photocatalyst photocatalytic device according to claim 1, characterized in that: the photocatalyst carrier is coated with a photocatalyst coating, and the photocatalyst coating is attached to the surface of the photocatalyst carrier and the inner surface of the conical through hole. 5. A photocatalyst photocatalytic device according to claim 4, characterized in that: the photocatalyst coating is nano titanium dioxide hydrocolloid.