CN111672318A - Adsorb decomposition integral type and remove formaldehyde equipment - Google Patents
Adsorb decomposition integral type and remove formaldehyde equipment Download PDFInfo
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- CN111672318A CN111672318A CN202010535901.6A CN202010535901A CN111672318A CN 111672318 A CN111672318 A CN 111672318A CN 202010535901 A CN202010535901 A CN 202010535901A CN 111672318 A CN111672318 A CN 111672318A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8668—Removing organic compounds not provided for in B01D53/8603 - B01D53/8665
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/06—Polluted air
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Abstract
The invention discloses adsorption and decomposition integrated formaldehyde removal equipment which comprises a machine shell, wherein an axial flow fan is installed on the outer side wall of the machine shell, an air inlet corresponding to the axial flow fan is formed in the side wall of the machine shell, a liquid storage box and a control piece are fixedly arranged on the inner bottom wall of the machine shell, electrolyte and two electrodes electrically connected with the control piece are contained in the liquid storage box, an outer cylinder body is embedded in the top wall of the liquid storage box, a liquid inlet is formed in the bottom of the outer cylinder body, an inner net cylinder is installed in the outer cylinder body in a sealed and rotating mode, circular plates are installed at two ends of the inner net cylinder in a sealed and fixed mode, and a linkage mechanism is arranged. The invention can uninterruptedly transfer formaldehyde in the air to the film layer, and then transfer the formaldehyde from the film layer to the electrolyte for decomposition, simultaneously realizes the purposes of absorbing the formaldehyde and decomposing the formaldehyde, has less energy consumption of equipment and low use cost, and can also achieve the purpose of efficiently removing the formaldehyde on the premise of not expanding the specification of the electrolytic cell.
Description
Technical Field
The invention relates to the technical field of formaldehyde treatment, in particular to adsorption and decomposition integrated formaldehyde removal equipment.
Background
At present, the following methods are common in formaldehyde removal: ventilation method, photocatalysis method, electrocatalysis method, green plant absorption method and physical adsorption method, wherein the green plant absorption method has very little effect; the physical adsorption method needs frequent replacement of the activated carbon bag, and formaldehyde in the activated carbon bag can be dissipated into air at high temperature, so that the formaldehyde removal effect is not obvious; the ventilation method has good effect but long consumption period; the photocatalytic method can achieve a theoretical high-efficiency formaldehyde removing effect only by continuously using ultraviolet lamp irradiation, while the electrocatalytic method can be performed at normal temperature and normal pressure without special illumination, has high catalytic efficiency, can decompose carbon dioxide and water by formaldehyde, and cannot generate secondary pollution to the environment, so that the electrocatalytic method is popular with people;
common electrocatalysis method removes the mode of formaldehyde and is mostly setting up aeration equipment, let air and electrolyte contact, thereby make formaldehyde in the air initiatively diffuse to electrolyte in, the air restricts the liquid level size of electrolytic bath with the contact surface of electrolyte, only enlarge the area of electrolytic bath and just can improve the speed that formaldehyde diffused to electrolyte in, the spatial waste has been caused, the efficiency of removing aldehyde has been reduced relatively, and ordinary electrolytic bath still needs the circulating pump to accelerate the flow of liquid, avoid near the ion concentration reduction of electrode bar, therefore the volume of equipment is great, use cost is higher, be unfavorable for the application of relevant equipment in actual life.
Therefore, an integrated formaldehyde removal device for adsorption and decomposition is provided.
Disclosure of Invention
The invention aims to solve the defects that in the prior art, the device for removing formaldehyde by using an electrocatalysis method is large in size, high in use cost and not beneficial to use in actual life, and provides the adsorption and decomposition integrated formaldehyde removing device.
In order to achieve the purpose, the invention adopts the following technical scheme:
an adsorption and decomposition integrated formaldehyde removing device comprises a machine shell, wherein an axial flow fan is installed on the outer side wall of the machine shell, an air inlet corresponding to the axial flow fan is formed in the side wall of the machine shell, a liquid storage box and a control piece are fixedly placed on the inner bottom wall of the machine shell, electrolyte and two electrodes electrically connected with the control piece are contained in the liquid storage box, an outer cylinder body is embedded in the top wall of the liquid storage box, a liquid inlet is formed in the bottom of the outer cylinder body, an inner net cylinder is installed in the outer cylinder body in a sealed and rotating mode, circular plates are installed at two ends of the inner net cylinder in a sealed and fixed mode, and a linkage mechanism is;
the air purifier is characterized in that a sealing plate is horizontally installed in the casing, the sealing plate divides the inner space of the casing into an induced air area and a purification area from top to bottom, the inner net barrel is communicated with an air inlet pipe, one end, far away from the inner net barrel, of the air inlet pipe is provided with an induced air cover, and the induced air cover is located in the induced air area and coaxial with the air inlet.
Preferably, the linkage mechanism comprises wing plates, connecting rods and straight rods, one ends of the connecting rods are rotatably connected with the corresponding circular plates, the other ends of the connecting rods are rotatably connected with the lower ends of the straight rods through fixing blocks, the upper ends of the straight rods penetrate through the sealing plates and extend into the wind induction areas, and the wing plates are fixedly mounted at the upper ends of the straight rods.
Preferably, still be equipped with the secondary purification case in the purification area, and the intercommunication has the tuber pipe between interior cylinder and the secondary purification case, the air outlet department of secondary purification case installs the blast pipe, and the blast pipe is kept away from the lateral wall that the secondary purification case runs through the casing and is extended to outside the casing one end.
Preferably, the induced air zone is internally provided with a liquid isolating plate in a sealing manner, the liquid isolating plate is positioned above the air inlet, the liquid isolating plate is uniformly provided with a plurality of capillary holes, and a plurality of filter plates are clamped between the liquid isolating plate and the sealing plate.
The invention has the beneficial effects that:
1. through setting up the closing plate, can reduce the volume in induced air district for the air still has great horizontal direction's velocity of flow behind getting into the casing, thereby drives the pterygoid lamina upward movement, realizes link gear's automatic operation.
2. The two electrodes are respectively an electrode bar made of inert materials and an electrode bar loaded with a catalyst, and when a film layer absorbed with a large amount of formaldehyde is mixed with electrolyte in the liquid storage box, a catalytic oxidation reaction can occur in the electrolytic cell, so that the formaldehyde is decomposed into water and carbon dioxide gas, and the optimal formaldehyde removal effect is achieved.
3. Because the mesh diameter of the inner net barrel is very small, and the gap between the inner net barrel and the outer barrel is small, a layer of water film can be formed between the outer barrel and the inner net barrel, the contact area of gas and solution is greatly increased, the absorption speed of formaldehyde is accelerated, and the formaldehyde removal efficiency is improved.
4. Through the link gear who sets up straight-bar, fixed block, connecting rod and pterygoid lamina and constitute, can realize the reciprocating rotation of interior net section of thick bamboo to uninterruptedly transfer the formaldehyde in the air to the rete, from transferring to decomposing in the electrolyte in the rete again, realize adsorbing formaldehyde, decomposing the purpose of formaldehyde simultaneously.
5. The air current of high-speed motion can make water diffuse the below of liquid trap through the capillary, can wrap up in the outside of dust after water smoke and air current mix for the dust takes place to gather and sinks, thereby strains the dust through the filter, avoids the dust in the air to block up interior net section of thick bamboo or pollute electrolyte, and most water smoke can also be strained to the filter, guarantees the degree of dryness of exhaust air.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment 1 of an adsorption and decomposition integrated formaldehyde removal device provided by the present invention;
FIG. 2 is a schematic side view of a linkage mechanism and an inner mesh cylinder in an embodiment 1 of the integrated formaldehyde removal device with adsorption and decomposition according to the present invention;
FIG. 3 is a schematic view of the position of a linkage mechanism when a wing plate rises to the maximum height in embodiment 1 of the integrated formaldehyde removal device for adsorption and decomposition according to the present invention;
fig. 4 is a schematic structural diagram of an embodiment 2 of the integrated formaldehyde removal device with adsorption and decomposition according to the present invention.
In the figure: the device comprises a machine shell 1, an axial flow fan 2, an induced draft hood 3, a sealing plate 4, a wing plate 5, an air inlet pipe 6, an outer cylinder 7, a liquid inlet 71, a connecting rod 8, an inner mesh cylinder 9, an air outlet pipe 10, a liquid storage box 11, a circular plate 12, an electrode 13, a control part 14, a secondary purification box 15, an exhaust pipe 16, a rear cover 17, a straight rod 18, a fixed block 19, a liquid separation plate 20 and a filter plate 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
Referring to fig. 1-3, an adsorption and decomposition integrated formaldehyde removing device includes a casing 1, an axial flow fan 2 is installed on the outer side wall of the casing 1, an air inlet corresponding to the position of the axial flow fan 2 is opened on the side wall of the casing 1, a liquid storage box 11 and a control member 14 are fixedly placed on the inner bottom wall of the casing 1, the control member 14 includes a circuit board, a lithium battery pack, a short circuit protection and other structures, an electrolyte and two electrodes 13 electrically connected with the control member 14 are contained in the liquid storage box 11, the electrolyte is a sodium sulfate solution or a mixed solution containing sodium sulfite, ammonium sulfate, ammonium chloride and other substances, one of the two electrodes 13 is an inert electrode such as a graphite rod, the other electrode 13 is an electrode rod with a catalytic action such as a carbon fiber rod or a copper electrode rod loaded with a metal catalyst, an outer cylinder 7 is embedded on the top wall of the liquid storage box 11, and a liquid, an inner net barrel 9 is hermetically and rotatably arranged in the outer barrel 7, circular plates 12 are hermetically and fixedly arranged at two ends of the inner net barrel 9, and a linkage mechanism is arranged on one circular plate 12;
a sealing plate 4 is horizontally installed in the machine shell 1, the sealing plate 4 divides the inner space of the machine shell 1 into an induced air area and a purification area from top to bottom, an inner mesh tube 9 is communicated with an air inlet pipe 6, an induced air cover 3 is installed at one end, far away from the inner mesh tube 9, of the air inlet pipe 6, the induced air cover 3 is located in the induced air area and coaxial with an air inlet, and the induced air cover 3 can accelerate the air to flow into the air inlet pipe 6.
In this embodiment, the linkage mechanism includes wing plates 5, a connecting rod 8 and a straight rod 18, one end of the connecting rod 8 is rotatably connected to the corresponding circular plate 12, the other end of the connecting rod 8 is rotatably connected to the lower end of the straight rod 18 through a fixing block 19, the upper end of the straight rod 18 penetrates through the sealing plate 4 and extends into the wind induction area, and the wing plates 5 are fixedly mounted at the upper end of the straight rod 18.
A secondary purification box 15 is further arranged in the purification area, an air outlet pipe 10 is communicated between the inner mesh cylinder 9 and the secondary purification box 15, the air outlet pipe 10 is an elastic pipeline, when the circular plate 12 rotates, the air outlet pipe 10 cannot be tensioned or wound, an exhaust pipe 16 is arranged at an air outlet of the secondary purification box 15, one end, far away from the secondary purification box 15, of the exhaust pipe penetrates through the side wall of the machine shell 1 and extends out of the machine shell 1, a replaceable activated carbon bag is arranged in the secondary purification box 15, and the cleanliness of exhausted air is improved;
a rear cover 17 is installed on one side wall of the casing 1, and the components inside the casing 1 can be conveniently checked and replaced through the rear cover 17.
When the air-conditioner is used, the external air is introduced into the casing 1 through the axial flow fan 2, the airflow flows to the induced air cover 3 through the induced air area, and then enters the inner net barrel 9 through the air inlet pipe 6, because the wind speed of the induced air area is high, and the air inlet is positioned at the upper half part of the induced air area, the pressure intensity of the place with high flow speed is small according to the Bernoulli principle, so that the air pressure intensity above the wing plate 5 is smaller than the air pressure intensity below the wing plate 5, and the wing plate 5 moves upwards;
when the wing plate 5 moves upwards, the straight rod 18 fixedly connected with the wing plate 5 drives the fixed block 19 to move upwards synchronously, and because the two ends of the connecting rod 8 are respectively and rotatably connected with the fixed block 19 and the circular plate 12, the position of the connecting rod 8 changes, and the circular plate 12 rotates anticlockwise when moving from the position in fig. 1 to the position in fig. 3;
because the outer cylinder 7 and the liquid storage box 11 are fixed with each other, the inner cylinder 9 and the circular plate 12 are fixed with each other, and the electrolyte in the liquid storage box 11 can be contacted with the inner cylinder 9 through the liquid inlet 71, the electrolyte can be uniformly distributed on the surface of the inner cylinder 9 in the rotating process of the inner cylinder 9, because the mesh diameter of the inner cylinder 9 is very small, and the gap between the inner cylinder 9 and the outer cylinder 7 is small, a layer of water film (electrolyte film) can be formed between the outer cylinder 7 and the inner cylinder 9, the contact area between the gas and the solution is greatly increased, when sodium sulfate is used as the electrolyte, the formaldehyde gas in the air flow can be absorbed by the sodium sulfate solution, and the content of formaldehyde in the air can be rapidly reduced;
the purified air flows into the secondary purifying box 15 through the air outlet pipe 10 (the air inlet pipe 6 and the air outlet pipe 10 are respectively positioned at the two circular plates 12, so that the air enters from one end of the inner net barrel 9 and is then discharged from the other end), and the secondary purifying box 15 is internally provided with a replaceable activated carbon bag, so that the peculiar smell in the air can be removed, and the cleanness degree of the discharged air is improved;
when the axial flow fan 2 stops working or the power is small, the wing plate 5 falls on the sealing plate 4, the circular plate 12, the connecting rod 8, the inner net barrel 9 and the like return to the initial position, the film layer adsorbing a large amount of formaldehyde is mixed with the electrolyte in the liquid storage box 11 at the moment, and the two electrodes 13 are in a power-on state, so that catalytic oxidation reaction can occur in the electrolytic cell, formaldehyde is decomposed into water and carbon dioxide gas, the optimal formaldehyde removal effect is achieved, the rotation of the inner net barrel 9 can also disturb the electrolyte, the exchange of the electrolyte medium is accelerated, and the formaldehyde decomposition speed is increased.
Example 2
Referring to fig. 4, the present embodiment is different from embodiment 1 in that: the sealed liquid trap 20 that is provided with in induced air district, and liquid trap 20 is located the top of air intake, evenly is provided with a plurality of capillary holes on the liquid trap 20, and the joint has polylith filter 21 between liquid trap 20 and the closing plate 4.
When the liquid separation device is used in the embodiment, the top wall of the machine shell 1 is also provided with a liquid supplementing port, water is added into the machine shell 1 through the liquid supplementing port, so that the upper part of the liquid separation plate 20 is filled with aqueous solution, and the aqueous solution cannot actively flow downwards from the capillary hole under the tension action of the water;
after the axial flow fan 2 guides air to enter the induced air area, air flow moving at high speed can enable water to be diffused to the lower portion of the liquid separation plate 20 through capillary holes, water mist and the air flow can be wrapped outside dust after being mixed, dust is gathered and deposited, the dust is filtered through the filter plate 21, the phenomenon that the inner mesh cylinder 9 is blocked by the dust in the air or electrolyte is polluted is avoided, most of water mist can be filtered through the filter plate 21, and the dryness of the discharged air is guaranteed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (4)
1. An integrated formaldehyde removal device with adsorption and decomposition functions comprises a machine shell (1) and is characterized in that, the outer side wall of the casing (1) is provided with an axial flow fan (2), the side wall of the casing (1) is provided with an air inlet corresponding to the axial flow fan (2), a liquid storage box (11) and a control piece (14) are fixedly arranged on the inner bottom wall of the machine shell (1), electrolyte and two electrodes (13) electrically connected with the control piece (14) are contained in the liquid storage box (11), an outer cylinder body (7) is embedded on the top wall of the liquid storage box (11), a liquid inlet (71) is arranged at the bottom of the outer cylinder body (7), an inner net cylinder (9) is hermetically and rotatably arranged in the outer cylinder body (7), both ends of the inner net barrel (9) are fixedly provided with circular plates (12) in a sealing way, wherein one circular plate (12) is provided with a linkage mechanism;
the air purifier is characterized in that a sealing plate (4) is horizontally installed in the casing (1), the sealing plate (4) divides the inner space of the casing (1) into an induced air area and a purification area from top to bottom, the inner net barrel (9) is communicated with the air inlet pipe (6), the air inlet pipe (6) is far away from one end of the inner net barrel (9) and is provided with the air induction cover (3), and the air induction cover (3) is located in the induced air area and is coaxial with an air inlet.
2. The integrated formaldehyde removing device according to claim 1, wherein the linkage mechanism comprises wing plates (5), connecting rods (8) and straight rods (18), one end of each connecting rod (8) is rotatably connected with the corresponding circular plate (12), the other end of each connecting rod (8) is rotatably connected with the lower end of each straight rod (18) through a fixing block (19), the upper ends of the straight rods (18) penetrate through the sealing plates (4) and extend into the wind induction area, and the wing plates (5) are fixedly mounted at the upper ends of the straight rods (18).
3. The formaldehyde equipment as claimed in claim 1, wherein a secondary purification box (15) is further arranged in the purification area, an air outlet pipe (10) is communicated between the inner mesh tube (9) and the secondary purification box (15), an exhaust pipe (16) is installed at an air outlet of the secondary purification box (15), and one end of the exhaust pipe, far away from the secondary purification box (15), penetrates through the side wall of the machine shell (1) and extends out of the machine shell (1).
4. The integrated formaldehyde removal device according to claim 1, wherein the induced draft zone is hermetically provided with a liquid isolation plate (20), the liquid isolation plate (20) is positioned above the air inlet, the liquid isolation plate (20) is uniformly provided with a plurality of capillary holes, and a plurality of filter plates (21) are clamped between the liquid isolation plate (20) and the sealing plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010535901.6A CN111672318A (en) | 2020-06-12 | 2020-06-12 | Adsorb decomposition integral type and remove formaldehyde equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010535901.6A CN111672318A (en) | 2020-06-12 | 2020-06-12 | Adsorb decomposition integral type and remove formaldehyde equipment |
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| Publication Number | Publication Date |
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| CN111672318A true CN111672318A (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010535901.6A Pending CN111672318A (en) | 2020-06-12 | 2020-06-12 | Adsorb decomposition integral type and remove formaldehyde equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112807946A (en) * | 2020-11-27 | 2021-05-18 | 深圳市爱因斯坦科技有限公司 | Adsorb decomposition integral type and remove formaldehyde equipment |
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| CN110152468A (en) * | 2019-05-27 | 2019-08-23 | 武汉淡蓝环保科技开发有限公司 | A kind of indoor formaldehyde eliminating equipment |
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2020
- 2020-06-12 CN CN202010535901.6A patent/CN111672318A/en active Pending
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| CN103463974A (en) * | 2013-09-24 | 2013-12-25 | 林天安 | Electro-catalytic air purifier and air purification method thereof |
| CN209828698U (en) * | 2019-04-27 | 2019-12-24 | 尚艳霞 | Environment-friendly exhaust gas filtering device |
| CN110152468A (en) * | 2019-05-27 | 2019-08-23 | 武汉淡蓝环保科技开发有限公司 | A kind of indoor formaldehyde eliminating equipment |
| CN110302617A (en) * | 2019-08-15 | 2019-10-08 | 许靖宇 | A kind of efficient dust bubble deduster |
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| CN112807946A (en) * | 2020-11-27 | 2021-05-18 | 深圳市爱因斯坦科技有限公司 | Adsorb decomposition integral type and remove formaldehyde equipment |
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Application publication date: 20200918 |