CN217287861U - Efficient photocatalyst multistage formaldehyde removal device - Google Patents

Abstract

The utility model discloses an efficient photocatalyst multistage formaldehyde clearing device, including the equipment box, equipment box inner wall middle part fixed mounting has the contact box, contact box inner wall middle part fixed mounting has first baffle and second baffle, and first baffle avris installs the side separation net, shower fixed mounting is at the inboard top of contact box, and installs the atomizer at the shower bottom, contact box lateral wall top is run through and is installed the liquid feeding pipe, and installs second ultraviolet banks at equipment box inner wall top to contact box top center and equipment box top center run through and install the blast pipe. This multistage formaldehyde clearing device of efficient photocatalyst adopts neotype structural design, can carry out multistage broken dispersion to the air bubble in the photocatalyst liquid, makes the formaldehyde in the air can fully contact with photocatalyst liquid, has effectively prolonged the time of air bubble and photocatalyst liquid contact simultaneously, has improved the efficiency that photocatalyst formaldehyde cleared away greatly.

Description

Efficient photocatalyst multistage formaldehyde removal device

Technical Field

The utility model belongs to the technical field of air purification, especially, relate to a multistage formaldehyde clearing device of efficient photocatalyst.

Background

The air purification is to provide the whole solutions of sterilization, disinfection, dust fall, haze removal, harmful decoration residue removal, peculiar smell removal and the like aiming at various indoor environmental problems, improve the living and office conditions, promote physical and mental health, and lead indoor environmental pollutants and pollution sources to mainly comprise radioactive gas, mould, particulate matters, decoration residue, second-hand smoke and the like.

At present, the photocatalyst is mostly adopted to remove formaldehyde remained in decoration, but air cannot be fully contacted with the photocatalyst liquid, so that the contact reaction time of the formaldehyde in the air and the photocatalyst liquid is insufficient, and the photocatalyst removing efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the present invention provides an efficient photocatalyst multi-stage formaldehyde removing device.

In order to achieve the purpose, the utility model provides an efficient photocatalyst multistage formaldehyde removal device, which comprises an equipment box, wherein a contact box is fixedly arranged in the middle of the inner wall of the equipment box, a first ultraviolet lamp group is fixedly arranged at the bottom of the inner wall of the equipment box, a circulating pipe is fixedly arranged at the bottom of the side wall of the contact box in a penetrating manner, the bottom end of the circulating pipe penetrates through the bottom of the side wall of the equipment box and is connected with the bottom end of a primary separation and removal mechanism, an air inlet pipe is arranged at the bottom end of the primary separation and removal mechanism, the top of the primary separation and removal mechanism is fixed at the center of the top of the contact box, a secondary separation net is arranged at the top end of the primary separation and removal mechanism, a first baffle plate and a second baffle plate are fixedly arranged in the middle of the inner wall of the contact box, a side of the first baffle plate is provided with a side separation net, a middle separation net is arranged at the center of the second baffle plate, and a transfer pipe is arranged at the bottom of the side wall of the contact box in a penetrating manner, and the top of the transfer pipe penetrates through the top of the side wall of the contact box and is installed at the top of the side wall of the contact box, the transfer pipe is connected with the spray pipe, the spray pipe is fixedly installed at the top of the inner side of the contact box, the bottom of the spray pipe is provided with an atomizing spray head, the top of the side wall of the contact box penetrates through the top of the side wall of the contact box and is provided with a liquid feeding pipe, the top of the inner wall of the equipment box is provided with a second ultraviolet lamp set, and the center of the top of the contact box and the center of the top of the equipment box penetrate through the top of the equipment box and are provided with an exhaust pipe.

In one example: one-level separation clearance mechanism includes bottom tube and interior separation net, and the bottom tube bottom link up with circulating pipe bottom and intake pipe end-to-end connection to separation net in fixed mounting has on the bottom tube inner wall, the bottom tube top runs through contact bottom of the case end center, and bottom tube top fixed mounting has the second grade separation net, and foretell structural design can slow down the speed that air bubble come-up got into the contact box to broken separation is carried out to air bubble.

In one example: the bottom tube is heliciform transparent glass pipe, and equidistant intensive distribution has interior separation net on the bottom tube inner wall, and interior separation net, the second grade separation net, side separation net and well separation net are stainless steel net, the second grade separation net sets up to the globular simultaneously, foretell structural design makes the air bubble rise speed in the bottom tube slower, and the bubble is in passing interior separation net, the second grade separation net, can be broken into the small bubble when side separation net and well separation net, be convenient for formaldehyde and photocatalyst liquid in the bubble fully contact, also guarantee that the ultraviolet ray can penetrate into in the bottom tube.

In one example: the material of first baffle, second baffle and contact box is transparent toughened glass, and the front view section of second baffle is "people" style of calligraphy, and the front view section of first baffle is "people" style of calligraphy of inversion, foretell structural design guarantees that the ultraviolet light that first ultraviolet banks and second ultraviolet banks sent can pierce through first baffle, second baffle and contact box, guarantee the normal contact reaction of formaldehyde in photocatalyst liquid and the air, the bubble then can be blockked in the rotation of first baffle and second baffle, increase bubble come-up route, the time of extension bubble retention in photocatalyst liquid.

In one example: the mesh diameter of the side separation net is smaller than that of the middle separation net, and the side separation nets are symmetrically distributed relative to the middle separation net, so that the middle separation net can break the bubbles into small bubbles, and the reaction efficiency of the photocatalyst liquid and formaldehyde in the air is further improved.

In one example: the transfer pipe is about equipment box symmetric distribution, and the shower on transfer pipe top sets up for the level to the equidistant intensive distribution in shower bottom has atomizer, and foretell structural design can form water smoke in photocatalyst liquid headspace, makes water smoke and the air that comes up out photocatalyst liquid carry out contact reaction once more.

Through the utility model provides a multistage formaldehyde clearing device of efficient photocatalyst can bring following beneficial effect: by adopting a novel structural design, the air bubbles in the photocatalyst liquid can be crushed and dispersed in a multistage manner, so that the formaldehyde in the air can be fully contacted with the photocatalyst liquid, the contact time of the air bubbles and the photocatalyst liquid is effectively prolonged, and the efficiency of removing the photocatalyst formaldehyde is greatly improved;

1. the air bubbles entering the reactor are crushed and separated for the first time through the bottom tube and the inner separation net, and can be contacted with the photocatalyst liquid in the bottom tube for a long time, and then are separated and crushed again through the second-stage separation net, so that the air bubbles can be mixed and reacted with the photocatalyst liquid in the contact box;

2. through first baffle, side separation net, second baffle and well separation net can carry out the separation breakage for the third time to the air bubble of come-up in the contact box, and utilize the shape of first baffle and second baffle and the position of side separation net and well separation net, the time of extension bubble retention in photocatalyst liquid, and through transfer pipe, shower and atomizer, with photocatalyst liquid atomization, carry out the secondary contact to the air of come-up light photocatalyst liquid and purify, guarantee the effect of cleaing away to formaldehyde.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

FIG. 1 is a schematic view of the front cross-sectional structure of the equipment box and the contact box of the present invention;

FIG. 2 is a schematic view of the front view cross-sectional structure of the first-stage separation cleaning mechanism of the present invention;

fig. 3 is a schematic view of a front view section structure of the second-stage separation net of the present invention;

fig. 4 is a schematic top view of the first partition plate and the side separation net of the present invention;

fig. 5 is a schematic top view of the second partition plate and the middle separation net according to the present invention.

In the figure: 1. an equipment box; 2. a contact box; 3. a first ultraviolet lamp group; 4. a circulation pipe; 5. an air inlet pipe; 6. a first-stage separation and removal mechanism; 601. a bottom tube; 602. an internal separation net; 7. a secondary separation net; 8. a first separator; 9. a side separation screen; 10. a second separator; 11. separating the net; 12. a transfer tube; 13. a shower pipe; 14. an atomizing spray head; 15. a liquid feeding pipe; 16. a second ultraviolet lamp group; 17. and (4) exhausting the gas.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. In the description herein, references to the description of the terms "an aspect," "some aspects," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same solution or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.

As shown in fig. 1 to 5, an embodiment of the present invention provides an efficient photocatalyst multistage formaldehyde removing device, which comprises an equipment box 1, a contact box 2, a first ultraviolet lamp set 3, a circulating pipe 4, an air inlet pipe 5, a first-stage separation removing mechanism 6, a bottom pipe 601, an inner separation net 602, a second-stage separation net 7, a first partition plate 8, a side separation net 9, a second partition plate 10, an inner separation net 11, a transfer pipe 12, a spray pipe 13, an atomizing nozzle 14, a liquid feeding pipe 15, a second ultraviolet lamp set 16 and an air outlet pipe 17, wherein the contact box 2 is fixedly installed in the middle of the inner wall of the equipment box 1, the first ultraviolet lamp set 3 is fixedly installed at the bottom of the inner wall of the equipment box 1, the circulating pipe 4 is fixedly penetrated through the bottom of the side wall of the contact box 2, the bottom of the circulating pipe 4 is connected with the bottom end of the first-stage separation removing mechanism 6, the air inlet pipe 5 is installed at the bottom end of the first-stage separation removing mechanism 6, the top of the primary separation and removal mechanism 6 is fixed at the center of the top of the contact box 2, a secondary separation net 7 is arranged at the top end of the primary separation and removal mechanism 6, a first clapboard 8 and a second clapboard 10 are fixedly arranged in the middle of the inner wall of the contact box 2, a side separation net 9 is arranged at the side of the first clapboard 8, and the center of the second clapboard 10 is provided with a middle separation net 11, the bottom of the side wall of the contact box 2 is provided with a transfer pipe 12 in a penetrating way, the top end of the transfer pipe 12 is arranged at the top of the side wall of the contact box 2 in a penetrating way, the transfer pipe 12 is connected with a spray pipe 13, the spray pipe 13 is fixedly arranged at the top of the inner side of the contact box 2, and the bottom end of the spray pipe 13 is provided with an atomizing nozzle 14, the top of the side wall of the contact box 2 is provided with a liquid feeding pipe 15 in a penetrating way, the top of the inner wall of the equipment box 1 is provided with a second ultraviolet lamp group 16, and an exhaust pipe 17 is penetratingly installed at the top center of the contact box 2 and the top center of the equipment box 1.

Specifically, first-stage separation clearance mechanism 6 includes bottom tube 601 and interior separation net 602, and bottom tube 601 bottom link up with circulating pipe 4 bottom and intake pipe 5 end connection to fixed mounting has interior separation net 602 on the bottom tube 601 inner wall, and bottom tube 601 top runs through contact box 2 bottom center, and bottom tube 601 top fixed mounting has second grade separation net 7, and foretell structural design can slow down the speed that air bubble come-up get into contact box 2, and carry out broken separation to air bubble.

Specifically, the bottom tube 601 is a spiral transparent glass tube, the inner separation net 602 is densely distributed on the inner wall of the bottom tube 601 at equal intervals, the inner separation net 602, the secondary separation net 7, the side separation net 9 and the middle separation net 11 are all stainless steel wire nets, and the secondary separation net 7 is spherical, so that the air bubbles in the bottom tube 601 rise slowly due to the structural design, and the air bubbles can be broken into small bubbles when passing through the inner separation net 602, the secondary separation net 7, the side separation net 9 and the middle separation net 11, so that formaldehyde in the bubbles can be in full contact with photocatalyst liquid, and ultraviolet light can be emitted into the bottom tube 601.

Specifically, the first partition plate 8, the second partition plate 10 and the contact box 2 are made of transparent toughened glass, the front view section of the second partition plate 10 is in a herringbone shape, the front view section of the first partition plate 8 is in an inverted herringbone shape, the structural design ensures that ultraviolet light emitted by the first ultraviolet lamp group 3 and the second ultraviolet lamp group 16 can penetrate through the first partition plate 8, the second partition plate 10 and the contact box 2, the normal contact reaction of photocatalyst liquid and formaldehyde in the air is ensured, the rotation of the first partition plate 8 and the second partition plate 10 can block bubbles, the bubble floating path is increased, and the retention time of the bubbles in the photocatalyst liquid is prolonged.

Specifically, the mesh diameter of the side separation net 9 is smaller than that of the middle separation net 11, and the side separation net 9 is symmetrically distributed about the middle separation net 11, so that the middle separation net 11 can break the bubbles into small bubbles, and the reaction efficiency of the photocatalyst liquid and formaldehyde in the air is further improved.

Specifically, transfer pipe 12 is about 1 symmetric distribution of equipment box, and transfer pipe 12 top shower 13 is the level setting to spray 13 bottom is equidistant intensive distribution has atomizer 14, and foretell structural design can form water smoke in photocatalyst liquid headspace, makes water smoke and the air that goes up photocatalyst liquid go on contact reaction once more.

The working principle is as follows: when the device is used, sufficient photocatalyst liquid is added into the contact box 2 through the liquid adding pipe 15 in the picture 1 until the photocatalyst liquid submerges the top end of the separation net 11, then a valve arranged on the liquid adding pipe 15 is closed to supply power to the first ultraviolet lamp group 3 and the second ultraviolet lamp group 16, ultraviolet light emitted by the first ultraviolet lamp group 3 and the second ultraviolet lamp group 16 penetrates through the contact box 2, the bottom pipe 601, the first partition plate 8 and the second partition plate 10 to irradiate the photocatalyst liquid in the contact box 2 and the bottom pipe 601;

then starting a water pump connected with a circulating pipe 4, pumping out the photocatalyst liquid in the contact box 2 by the water pump connected with the circulating pipe 4, pumping the photocatalyst liquid into a bottom pipe 601 in the figure 2 from the bottom end of the primary separation and removal mechanism 6, enabling the photocatalyst liquid to flow upwards along the bottom pipe 601 under the action of the water pump to enter the contact box 2 to form circular flow of the photocatalyst liquid in the contact box 2 and the bottom pipe 601, then starting the water pump connected with a transfer pipe 12, pumping out the photocatalyst liquid in the contact box 2 by the water pump connected with the transfer pipe 12, conveying the photocatalyst liquid to a spray pipe 13, and finally spraying out the atomized spray head 14 downwards to form dense photocatalyst liquid mist in the space at the top of the photocatalyst liquid level in the contact box 2;

then, an air pump connected with the air inlet pipe 5 can be started, air containing formaldehyde is pumped into the bottom end of the primary separation and removal mechanism 6, enters the bottom pipe 601 in the figure 2, is mixed and reacted with the photocatalyst liquid under the irradiation of ultraviolet light emitted by the first ultraviolet lamp group 3 and the second ultraviolet lamp group 16, when the air passes through the inner separation net 602 which is densely distributed at equal intervals, the air is divided into small bubbles, is fully mixed and reacted with the photocatalyst liquid and slowly floats upwards along the spiral bottom pipe 601, then the small bubbles float upwards from the top end of the bottom pipe 601 and pass through the secondary separation net 7, the bubbles are broken and separated into smaller bubbles, the bubbles continuously float upwards in the photocatalyst liquid in the contact box 2, reach the middle part of the first partition plate 8, move upwards along the two sides of the inclined surface of the first partition plate 8, pass through the side separation nets 9 at the two sides, are continuously broken and separated by the side separation nets 9, and then continuously float upwards, the formaldehyde in the bubbles continuously reacts when floating upwards in the photocatalyst liquid in the contact box 2, and after floating out of the liquid level, the formaldehyde is mixed and contacted with the photocatalyst liquid water mist above the liquid level to carry out the last reaction;

finally, the gas from which formaldehyde is removed is discharged from the exhaust pipe 17, and multistage removal of formaldehyde is completed.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, as for the system embodiment, since it is substantially similar to the method embodiment, the description is relatively simple, and reference may be made to the partial description of the method embodiment for relevant points.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (6)

1. An efficient photocatalyst multistage formaldehyde removing device is characterized by comprising an equipment box, wherein a contact box is fixedly arranged in the middle of the inner wall of the equipment box, a first ultraviolet lamp group is fixedly arranged at the bottom of the inner wall of the equipment box, a circulating pipe is fixedly arranged at the bottom of the side wall of the equipment box in a penetrating manner, the bottom end of the circulating pipe penetrates through the bottom of the side wall of the equipment box and is connected with the bottom end of a first-stage separation removing mechanism, an air inlet pipe is arranged at the bottom end of the first-stage separation removing mechanism, the top of the first-stage separation removing mechanism is fixed in the center of the top of the contact box, a second-stage separation net is arranged at the top end of the first-stage separation removing mechanism, a first partition plate and a second partition plate are fixedly arranged in the middle of the inner wall of the contact box, a side separation net is arranged at the side of the first partition plate, a middle separation net is arranged at the center of the second partition plate, a transfer pipe is arranged at the bottom of the side wall of the contact box in a penetrating manner, and the top end of the transfer pipe is arranged at the top of the side wall of the contact box, and shift the pipe and be connected with the shower, shower fixed mounting is at the inboard top of contact box, and the shower bottom installs atomizer, the contact box lateral wall top is run through and is installed the liquid feeding pipe, and equipment box inner wall top installs the second ultraviolet banks to contact box top center and equipment box top center run through and install the blast pipe.

2. The efficient photocatalyst multistage formaldehyde removal device as claimed in claim 1, wherein: the first-stage separation clearing mechanism comprises a bottom pipe and an internal separation net, the bottom end of the bottom pipe is communicated with the bottom end of the circulating pipe and the tail end of the air inlet pipe, the internal separation net is fixedly mounted on the inner wall of the bottom pipe, the top end of the bottom pipe penetrates through the center of the bottom end of the bottom pipe, and a second-stage separation net is fixedly mounted at the top end of the bottom pipe.

3. The efficient photocatalyst multistage formaldehyde removal device as claimed in claim 2, wherein: the bottom tube is a spiral transparent glass tube, inner separation nets are densely distributed on the inner wall of the bottom tube at equal intervals, the inner separation nets, the secondary separation nets, the side separation nets and the middle separation nets are all stainless steel wire nets, and the secondary separation nets are arranged to be spherical.

4. The efficient photocatalyst multistage formaldehyde removal device as claimed in claim 1, wherein: the first partition plate, the second partition plate and the contact box are all made of transparent toughened glass, the front section of the second partition plate is in a herringbone shape, and the front section of the first partition plate is in an inverted herringbone shape.

5. The efficient photocatalyst multistage formaldehyde scavenging device according to claim 1, wherein: the mesh diameter of the side separation net is smaller than that of the middle separation net, and the side separation nets are symmetrically distributed around the middle separation net.

6. The efficient photocatalyst multistage formaldehyde removal device as claimed in claim 1, wherein: the transfer pipe is distributed about equipment box symmetry, and the shower on transfer pipe top sets up for the level to spray pipe bottom equidistant intensive distribution has atomizer.

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