CN110152468B - Indoor formaldehyde removing equipment - Google Patents
Indoor formaldehyde removing equipment Download PDFInfo
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- CN110152468B CN110152468B CN201910444782.0A CN201910444782A CN110152468B CN 110152468 B CN110152468 B CN 110152468B CN 201910444782 A CN201910444782 A CN 201910444782A CN 110152468 B CN110152468 B CN 110152468B
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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
- B01D53/46—Removing components of defined structure
- B01D53/72—Organic compounds not provided for in groups B01D53/48 - B01D53/70, e.g. hydrocarbons
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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
- B01D53/75—Multi-step processes
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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
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/704—Solvents not covered by groups B01D2257/702 - B01D2257/7027
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/45—Gas separation or purification devices adapted for specific applications
- B01D2259/4508—Gas separation or purification devices adapted for specific applications for cleaning air in buildings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
- B01D2259/804—UV light
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Abstract
The invention discloses an indoor formaldehyde removing device, which comprises a shell, wherein a first accommodating cavity, a second accommodating cavity and a third accommodating cavity are arranged on the inner side of the shell, a fan is fixedly arranged on the side wall of the first accommodating cavity, a first activated carbon plate is fixedly arranged on the inner side of a transmission channel, one side of the fan is fixedly connected with the transmission channel, a filter cylinder net is arranged on the inner side of the second accommodating cavity, a movable plate is arranged on the bottom wall of the third accommodating cavity, and a second activated carbon plate is arranged on the side wall of the third accommodating cavity. The air is prevented from overflowing, and the ultraviolet rays are prevented from causing damage to the human body.
Description
Technical Field
The invention relates to the technical field of air purification equipment, in particular to indoor formaldehyde removal equipment.
Background
Along with the prosperity of decoration industry, the indoor pollution problem brought along with the prosperity of decoration industry, formaldehyde is an important pollutant in indoor air, the main harm of formaldehyde is represented by the stimulation effect on skin mucous membranes, the formaldehyde content of newly decorated rooms and newly bought furniture is higher, the formaldehyde is a main cause of various diseases, the formaldehyde is colorless and soluble irritant gas and can be absorbed by respiratory tracts, the aqueous solution 'formalin' of the formaldehyde can be absorbed by digestive tracts, chronic respiratory diseases and pregnancy syndromes can be caused by long-term contact of low-dose formaldehyde, the physique of newborns is reduced, chromosome abnormality is caused, and even nasopharyngeal carcinoma is caused; high-concentration formaldehyde has toxicity to nervous system, immune system, liver and the like; formaldehyde also has teratogenic and carcinogenic effects; formaldehyde is not introduced in a hole, and the interior of a newly-decorated house is mostly filled with overproof formaldehyde;
patent document (CN107281917A) discloses a household formaldehyde removing device, comprising: the device comprises a shell, an air inlet, an air outlet, an ultraviolet lamp, a formaldehyde adsorption net, an active carbon adsorption net, a microorganism purification column, an absorption liquid tank, a fixing plate and a fan; the formaldehyde adsorption net is soaked with titanium dioxide solution; activated immobilized microorganism pellets are arranged in the microorganism purification column; the absorption liquid tank is filled with melamine solution; a melamine solution for reacting with formaldehyde in the device is adorned in the absorption cistern, when the air passes through the melamine solution top, formaldehyde in the air can only react with the surface solution of melamine solution, the area of contact of melamine solution and air is little, the removal effect of formaldehyde is poor, and this absorption cistern and formaldehyde adsorption net all set up at the casing inboard, inconvenient taking out, hardly supply the titanium dioxide solution on melamine solution and the formaldehyde adsorption net in the absorption cistern, thereby influence the removal effect of formaldehyde.
Disclosure of Invention
The invention aims to provide indoor formaldehyde removing equipment, which is characterized in that a first activated carbon plate is arranged in a transmission channel, a filter cylinder net is arranged in a second accommodating cavity, an ultraviolet lamp irradiation movable plate is arranged in a third accommodating cavity, and the second activated carbon plate is arranged on the side wall of the third accommodating cavity, so that formaldehyde is removed for multiple times, and the technical problem of poor formaldehyde removing effect of the existing indoor formaldehyde removing equipment is solved;
the filter cylinder net is arranged on the inner side of the second accommodating cavity, and the air can be dispersed more easily when contacting the surface of the filter cylinder net due to the cylindrical surface, so that the air is fully contacted with the surface of the filter cylinder net, and the air needs to pass through the cylinder wall of the filter cylinder net twice when passing through the filter cylinder net, so that the formaldehyde is fully reacted with the ferric chloride solution on the surface of the filter cylinder net, and the technical problems that the solution reacted with the formaldehyde in the existing formaldehyde removing equipment is small in contact area with the air, and the formaldehyde removing effect is not ideal are solved;
the placing groove and the movable plate can be pulled out manually, so that the ferric chloride solution in the placing groove and the nano titanium dioxide on the surface of the movable plate can be supplemented at any time, and the technical problem that the reaction solution with formaldehyde in the existing formaldehyde removing equipment is inconvenient to supplement is solved.
The purpose of the invention can be realized by the following technical scheme:
an indoor formaldehyde removing device comprises a shell, wherein a first accommodating cavity, a second accommodating cavity and a third accommodating cavity are arranged on the inner side of the shell, a circular air inlet is formed in one end of the shell, and the air inlet is communicated with the first accommodating cavity;
a fan is fixedly arranged on the side wall of the first accommodating cavity corresponding to the position of the air inlet, a transmission channel is fixedly connected to one side of the fan, a first activated carbon plate is fixedly arranged on the inner side of the transmission channel, a first side plate perpendicular to the upper wall and the lower wall of the shell is arranged between the first accommodating cavity and the second accommodating cavity, one end of the transmission channel is fixedly connected with the first side plate, and a vent hole is formed in the position, corresponding to the end part of the transmission channel, of the first side plate;
the two sides of the second accommodating cavity are respectively provided with a convex plate, the surface of each convex plate is provided with a circular groove, a filter cylinder net is arranged on the inner side of the second accommodating cavity, two ends of the filter cylinder net are respectively arranged in the two circular grooves, the two ends of the filter cylinder net are respectively connected to the middle parts of the two circular grooves in a rotating manner through rotating shafts, a driving motor is fixedly arranged at the outer wall of the shell, an output shaft of the driving motor penetrates through the shell and is fixedly connected with one end of the filter cylinder net, a placing groove is arranged below the filter cylinder net, and ferric chloride solution is filled in the placing groove;
a second side plate is arranged between the second accommodating cavity and the third accommodating cavity, an outlet is formed in the bottom of the second side plate, the second accommodating cavity is communicated with the third accommodating cavity through the outlet, a plurality of ultraviolet lamp tubes distributed side by side are arranged above the third accommodating cavity, two ends of each ultraviolet lamp tube are fixedly installed on the inner walls of two sides of the third accommodating cavity respectively, a movable plate is arranged on the bottom wall of the third accommodating cavity, a second through groove is formed in one side of the third accommodating cavity, and one end of the movable plate is arranged in the second through groove;
the one end that the air intake was kept away from to the casing has seted up the venthole, the lateral wall of third holding chamber corresponds venthole position department and is provided with second activated carbon plate, second activated carbon plate passes through fixed bracket fixed mounting on the lateral wall of third holding chamber.
Furthermore, a groove is formed in the bottom of one of the convex plates, the convex plate is close to the driving motor, a first through groove is formed in the bottom of the other convex plate, two ends of the placing groove are respectively arranged on the inner sides of the groove and the first through groove, and a switch door is arranged at the notch of the first through groove.
Further, the diapire fixed mounting in second holding chamber has the unable adjustment base, the one end that the unable adjustment base is close to driving motor sets up in grooved inboard and its height that highly is higher than the other end, the unable adjustment base is located between two flanges, two first spouts have been seted up to unable adjustment base's upper surface symmetry.
Furthermore, a push-pull groove is formed in one end, close to the switch door, of the placing groove, the bottom surface of the push-pull groove is an inclined surface, the height of one end, provided with the push-pull groove, of the placing groove is larger than that of the other end of the placing groove, four first pulleys are embedded in the bottom of the placing groove, and the first pulleys are in sliding fit with the corresponding first sliding grooves.
Further, the filter cylinder net is of a hollow cylindrical structure, circular notches are formed in edges of two sides of the outer peripheral surface of the filter cylinder net, elastic sealing rings are mounted on the inner sides of the circular notches, and the outer peripheral surfaces of the elastic sealing rings are in close contact with the annular side walls of the circular grooves.
Furthermore, a hanging plate is fixedly mounted on the inner wall of the upper side of the second accommodating cavity and located right above the filter cylinder net, and the bottom of the hanging plate is in close contact with the outer side face of the filter cylinder net.
Further, the fly leaf includes the installation frame, the second spout has all been seted up to the both sides of installation frame, the inboard fixed mounting of installation frame has the otter board, the surface coating of otter board has nanometer titanium dioxide, the installation frame is close to the one end fixed mounting that the second led to the groove and has the connecting plate, the middle part fixed mounting of connecting plate lateral surface has the handle, the medial surface department fixed mounting of connecting plate has sealed pad and two fixture blocks, and two the fixture block symmetry is fixed in connecting plate medial surface both sides edge, corresponding draw-in groove has been seted up to the corresponding fixture block position department of second spout both sides cell wall, fixture block and draw-in.
Furthermore, the diapire symmetry in third holding chamber is fixed with two deflectors, the fly leaf sets up between two deflectors, two second pulleys are installed to the medial surface of deflector, second pulley and second spout sliding fit.
Further, the indoor formaldehyde removing equipment has the following working mode:
the air inlet fan rotates and drives indoor air to penetrate through the air inlet and enter the transmission channel, the indoor air is primarily filtered through the first activated carbon plate, the primarily filtered air enters the second accommodating cavity through the other end of the transmission channel, meanwhile, an output shaft of the driving motor rotates and drives the filter cylinder net to rotate, the bottom of the filter cylinder net passes through the placing groove and contacts with the ferric chloride solution in the placing groove while the filter cylinder net rotates, the ferric chloride solution is coated on the whole outer circumferential surface of the filter cylinder net along with the continuous rotation of the filter cylinder net, air is blown to the outer circumferential surface of the filter cylinder net, formaldehyde in the air reacts with the ferric chloride solution on the surface of the filter cylinder net, after being dispersed on the circumferential surface, the air passes through the filter cylinder net to enter the inner side of the filter cylinder net and passes out of the other side of the filter cylinder net, and the air is contacted with the ferric chloride solution coated on the surface of the filter cylinder net again;
air filtered by the filter cylinder net enters the third accommodating cavity through the guide outlet below the second side plate, the ultraviolet lamp tube at the upper part of the third accommodating cavity is in an open state at the moment, the ultraviolet lamp tube emits ultraviolet light and irradiates the movable plate at the bottom of the third accommodating cavity, the titanium dioxide coated on the movable plate degrades formaldehyde in the air in the third accommodating cavity under the irradiation of the ultraviolet light, and then the air passes through the second activated carbon plate to remove the residual formaldehyde in the air and is discharged through the air outlet on the shell.
The invention has the beneficial effects that:
according to the invention, the indoor air is sucked into the inner side of the shell through the fan, the indoor air is primarily filtered through the transmission channel, when the air passes through the filter cylinder net in the second accommodating cavity, the air reacts with ferric chloride solution on the surface of the filter cylinder net to be secondarily purified, when the air in the second accommodating cavity enters the third accommodating cavity, ultraviolet light emitted by the ultraviolet lamp tube irradiates the movable plate, titanium dioxide coated on the movable plate degrades formaldehyde in the air in the third accommodating cavity under the irradiation of the ultraviolet light, and finally, the residual formaldehyde in the air is adsorbed by the second active carbon plate;
the placing groove is formed in the second accommodating cavity, the ferric chloride solution is added into the placing groove, the filter cylinder net is driven to rotate through the motor, so that the ferric chloride solution is automatically smeared on the surface of the filter cylinder net, smearing is convenient and rapid, and meanwhile, the ferric chloride solution is attached to the surface of the filter cylinder net, so that the contact area of the ferric chloride solution and air is increased, and the formaldehyde removing efficiency is improved;
the filter cylinder net is arranged on the inner side of the second accommodating cavity, and the air can be more easily dispersed when contacting the surface of the filter cylinder net due to the cylindrical surface, so that the air is fully contacted with the surface of the filter cylinder net, the formaldehyde is fully reacted with the ferric chloride solution on the surface of the filter cylinder net, and the air needs to pass through the cylinder wall of the filter cylinder net twice when passing through the filter cylinder net, so that the formaldehyde removing effect is further improved;
according to the invention, both the placing groove and the movable plate can be pulled out manually, so that the placing groove and the movable plate can be conveniently replaced, the ferric chloride solution in the placing groove and the nano titanium dioxide on the surface of the movable plate can be supplemented at any time, the effect of removing formaldehyde is ensured, the bottom surface of the placing groove is designed into the inclined plane, the inclined base is arranged at the bottom of the placing groove, the placing groove is prevented from colliding with a filter cylinder net while being pulled out, the movable plate is kept sealed with the shell when being closed by arranging the sealing gasket on the inner side surface of the connecting plate, the air overflow is avoided, the formaldehyde removing effect is prevented from being influenced, the whole shell is good in sealing property, and the ultraviolet rays are prevented from injuri.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a partial cross-sectional view of an indoor formaldehyde removal apparatus of the present invention;
FIG. 2 is a schematic structural view of an indoor formaldehyde removal apparatus according to the present invention;
FIG. 3 is a partial structure view of an indoor formaldehyde removing apparatus according to the present invention;
FIG. 4 is a sectional view of an indoor formaldehyde removing apparatus according to the present invention;
FIG. 5 is a schematic view of a structure of a placing tank in the indoor formaldehyde removing apparatus according to the present invention;
FIG. 6 is a schematic structural view of a movable plate in the indoor formaldehyde removing apparatus according to the present invention;
FIG. 7 is an enlarged view of a portion of FIG. 6;
FIG. 8 is a schematic view of another angle structure of a movable plate in the indoor formaldehyde removing apparatus of the present invention.
In the figure: 1. a housing; 2. a first accommodating cavity; 3. a second accommodating cavity; 4. a third accommodating cavity; 5. a filter cartridge web; 6. hanging the plate; 7. a placement groove; 71. a first pulley; 72. a push-pull groove; 8. a convex plate; 9. a movable plate; 91. a mounting frame; 92. a screen plate; 93. a connecting plate; 94. a handle; 95. a second chute; 96. a gasket; 97. a clamping block; 10. an inclined base; 11. a first chute; 12. a circular groove; 13. an air outlet; 14. an elastic sealing ring; 15. a guide plate; 16. a fixing bracket; 17. a second activated carbon plate; 18. an ultraviolet lamp tube; 19. an air inlet; 20. opening and closing the door; 21. a fan inlet; 22. a transmission channel; 23. a second pulley; 24. a first activated carbon plate; 25. a lead-out port; 26. a first side plate; 27. a second side plate; 28. grooving; 29. the motor is driven.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-8, an indoor formaldehyde removing apparatus includes a housing 1, a first accommodating chamber 2, a second accommodating chamber 3, and a third accommodating chamber 4 are disposed on an inner side of the housing 1, the first accommodating chamber 2, the second accommodating chamber 3, and the third accommodating chamber 4 are sequentially arranged, a circular air inlet 19 is disposed at one end of the housing 1, and the air inlet 19 is communicated with the first accommodating chamber 2;
a fan 21 is fixedly installed on the side wall of the first accommodating cavity 2 corresponding to the position of the air inlet 19, a transmission channel 22 is fixedly connected to one side of the fan 21, a first activated carbon plate 24 is fixedly installed on the inner side of the transmission channel 22, a first side plate 26 perpendicular to the upper wall and the lower wall of the shell 1 is arranged between the first accommodating cavity 2 and the second accommodating cavity 3, one end of the transmission channel 22 is fixedly connected with the first side plate 26, and a vent hole is formed in the position, corresponding to the end part of the transmission channel 22, of the first side plate 26;
the two sides of the second accommodating cavity 3 are both provided with convex plates 8, the surfaces of the convex plates 8 are provided with circular grooves 12, the inner side of the second accommodating cavity 3 is provided with a filter cylinder net 5, two ends of the filter cylinder net 5 are respectively arranged in the two circular grooves 12, two ends of the filter cylinder net 5 are respectively connected to the middle parts of the two circular grooves 12 through rotating shafts in a rotating manner, the outer wall of the shell 1 is fixedly provided with a driving motor 29, an output shaft of the driving motor 29 penetrates through the shell 1 and is fixedly connected with one end of the filter cylinder net 5, a placing groove 7 is arranged below the filter cylinder net 5, and the placing groove 7 is filled with ferric chloride solution;
a second side plate 27 is arranged between the second accommodating cavity 3 and the third accommodating cavity 4, a guide outlet 25 is arranged at the bottom of the second side plate 27, the second accommodating cavity 3 and the third accommodating cavity 4 are communicated through the guide outlet 25, a plurality of ultraviolet lamp tubes 18 distributed side by side are arranged above the third accommodating cavity 4, two ends of each ultraviolet lamp tube 18 are respectively and fixedly installed on the inner walls of two sides of the third accommodating cavity 4, a movable plate 9 is arranged on the bottom wall of the third accommodating cavity 4, a second through groove is formed in one side of the third accommodating cavity 4, and one end of the movable plate 9 is arranged in the second through groove;
an air outlet 13 is formed in one end, far away from the air inlet 19, of the shell 1, a second activated carbon plate 17 is arranged on the position, corresponding to the air outlet 13, of the side wall of the third accommodating cavity 4, and the second activated carbon plate 17 is fixedly installed on the side wall of the third accommodating cavity 4 through a fixing bracket 16.
The bottom of one of the convex plates 8 is provided with a slot 28, the convex plate 8 is close to a driving motor 29, the bottom of the other convex plate 8 is provided with a first through slot, two ends of the placing slot 7 are respectively arranged at the inner sides of the slot 28 and the first through slot, and a switch door 20 is arranged at the notch of the first through slot.
The diapire fixed mounting of second holding chamber 3 has tilt base 10, tilt base 10 is close to the one end of driving motor 29 and sets up in the inboard of fluting 28 and its height that highly is higher than the other end, tilt base 10 is located between two flange 8, two first spouts 11 have been seted up to tilt base 10's upper surface symmetry.
The end, close to the switch door 20, of the placing groove 7 is provided with a push-pull groove 72, the bottom surface of the push-pull groove 72 is an inclined surface, the height of the end, provided with the push-pull groove 72, of the placing groove 7 is larger than that of the other end of the placing groove, meanwhile, a distance is arranged between one end, located in the open groove 28, of the placing groove 7 and the end, close to the end, of the filter cylinder net 5, so that the placing groove 7 is prevented from colliding with the filter cylinder net 5 when being pulled out, four first pulleys 71 are embedded in the bottom of the placing groove 7, and the first pulleys 71 are in sliding fit with the corresponding first sliding grooves.
The movable plate 9 comprises an installation frame 91, second sliding grooves 95 are formed in two sides of the installation frame 91, a screen plate 92 is fixedly installed on the inner side of the installation frame 91, nano titanium dioxide is coated on the surface of the screen plate 92, a connecting plate 93 is fixedly installed at one end, close to the second through groove, of the installation frame 91, a handle 94 is fixedly installed in the middle of the outer side surface of the connecting plate 93, the movable plate 9 can be integrally pulled out through the handle 94, a sealing gasket 96 and two clamping blocks 97 are fixedly installed on the inner side surface of the connecting plate 93, the sealing gasket can enable the movable plate 9 to be sealed with the shell 1 when being closed, air overflow is avoided, the formaldehyde removal effect is guaranteed, the two clamping blocks 97 are symmetrically fixed on two side edges of the inner side surface of the connecting plate 93, and corresponding clamping, the latch 97 is engaged with the slot, so that the movable plate 9 is kept fixed when inserted into the second through slot.
Two guide plates 15 are symmetrically fixed to the bottom wall of the third accommodating cavity 4, the movable plate 9 is disposed between the two guide plates 15, two second pulleys 23 are mounted on the inner side surfaces of the guide plates 15, and the second pulleys 23 are in sliding fit with the second sliding grooves 95, so that friction force generated when the guide plates 15 are pulled out is reduced.
The bottom of filter cartridge net 5 sets up in standing groove 7, and the outer peripheral face of filter cartridge net 5 not with the contact of standing groove 7 notch, when standing groove 7 placed on unable adjustment base 10, standing groove 7's notch is the horizontality, filter cartridge net 5 can not contact with the cell wall of standing groove 7 when rotating.
The working mode of the indoor formaldehyde removing equipment is as follows:
the air inlet fan 21 rotates and drives the indoor air to pass through the air inlet 19 and enter the transmission channel 22, the indoor air is primarily filtered through the first activated carbon plate 24, the primarily filtered air enters the second accommodating cavity 3 through the other end of the transmission channel 22, meanwhile, the output shaft of the driving motor 29 rotates and drives the filter cylinder net 5 to rotate, the bottom of the filter cylinder net 5 passes through the placing groove 7 and contacts with the ferric chloride solution in the placing groove 7 while the filter cylinder net 5 rotates, the ferric chloride solution is coated on the whole outer circumferential surface of the filter cylinder net 5 along with the continuous rotation of the filter cylinder net 5, the air is blown to the outer circumferential surface of the filter cylinder net 5, the formaldehyde in the air reacts with the ferric chloride solution on the surface of the filter cylinder net 5, after being dispersed by the circumferential surface, the air passes through the filter cylinder net 5, enters the inner side of the filter cylinder net 5 and passes out of the other side of the filter cylinder net 5, and the air is contacted with the ferric chloride solution coated on the surface of the filter cylinder net 5 again;
air filtered by the filter cylinder net 5 enters the third accommodating cavity 4 through the outlet 25 below the second side plate 27, at this time, the ultraviolet lamp tube 18 at the upper part of the third accommodating cavity 4 is in an open state, the ultraviolet lamp tube 18 emits ultraviolet light and irradiates the movable plate 9 at the bottom of the third accommodating cavity 4, the titanium dioxide coated on the movable plate 9 degrades formaldehyde in the air in the third accommodating cavity 4 under the irradiation of the ultraviolet light, then the air passes through the second activated carbon plate 17 to remove residual formaldehyde in the air and is discharged through the air outlet 13 on the housing 1, the standing groove 7 is pulled out by opening the switch door 20, the internal ferric chloride solution is replaced, and the movable plate 9 is pulled out by the handle 94 for replacement.
Indoor air is sucked into the inner side of the shell 1 through the fan 21, the indoor air is primarily filtered through the transmission channel 22, when the air passes through the filter cylinder net 5 in the second accommodating cavity 3, the air reacts with ferric chloride solution on the surface of the filter cylinder net 5 to be secondarily purified, when the air in the second accommodating cavity 3 enters the third accommodating cavity 4, ultraviolet rays emitted by the ultraviolet lamp tube 18 irradiate the movable plate 9, titanium dioxide coated on the movable plate 9 degrades formaldehyde in the air in the third accommodating cavity 4 under the irradiation of the ultraviolet rays, and finally the residual formaldehyde in the air is adsorbed through the second active carbon plate 17;
the placing groove 7 is arranged in the second accommodating cavity 3, the ferric chloride solution is added into the placing groove 7, the filter cylinder net 5 is driven to rotate through the motor, so that the ferric chloride solution is automatically smeared on the surface of the filter cylinder net 5, smearing is convenient and rapid, and meanwhile, the ferric chloride solution is attached to the surface of the filter cylinder net 5, so that the contact area of the ferric chloride solution and air is increased, and the formaldehyde removing efficiency is improved;
the filter cylinder net 5 is arranged on the inner side of the second accommodating cavity 3, and the cylindrical surface enables air to be more easily dispersed when contacting the surface of the filter cylinder net 5, so that the air is fully contacted with the surface of the filter cylinder net 5, formaldehyde in the air is fully reacted with ferric chloride solution on the surface of the filter cylinder net 5, the air needs to pass through the cylinder wall of the filter cylinder net 5 twice when passing through the filter cylinder net 5, and the formaldehyde removing effect is further improved;
the placing groove 7 and the movable plate 9 can be pulled out manually, so that the placing groove and the movable plate can be conveniently replaced, ferric chloride solution in the placing groove 7 and nano titanium dioxide on the surface of the movable plate 9 can be supplemented at any time, the effect of removing formaldehyde is ensured, the bottom surface of the placing groove 7 is designed into an inclined plane, the inclined base 10 is arranged at the bottom of the placing groove, so that the placing groove 7 is prevented from colliding with the filter cylinder net 5 while being pulled out, the movable plate 9 is kept sealed with the shell 1 when being closed by arranging the sealing gasket 96 on the inner side surface of the connecting plate 93, the air overflow is avoided, the effect of removing formaldehyde is influenced, the sealing performance of the whole shell 1 is good, and the ultraviolet ray is prevented from injuring human bodies.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (1)
1. The indoor formaldehyde removing equipment is characterized by comprising a shell (1), wherein a first accommodating cavity (2), a second accommodating cavity (3) and a third accommodating cavity (4) are formed in the inner side of the shell (1), a circular air inlet (19) is formed in one end of the shell (1), and the air inlet (19) is communicated with the first accommodating cavity (2);
a fan (21) is fixedly installed on the side wall of the first accommodating cavity (2) corresponding to the position of the air inlet (19), a transmission channel (22) is fixedly connected to one side of the fan (21), a first activated carbon plate (24) is fixedly installed on the inner side of the transmission channel (22), a first side plate (26) perpendicular to the upper wall and the lower wall of the shell (1) is arranged between the first accommodating cavity (2) and the second accommodating cavity (3), one end of the transmission channel (22) is fixedly connected with the first side plate (26), and a vent hole is formed in the position, corresponding to the end part of the transmission channel (22), of the first side plate (26);
the two sides of the second accommodating cavity (3) are respectively provided with a convex plate (8), the surface of each convex plate (8) is provided with a circular groove (12), the inner side of the second accommodating cavity (3) is provided with a filter cylinder net (5), two ends of each filter cylinder net (5) are respectively arranged in the two circular grooves (12), two ends of each filter cylinder net (5) are respectively connected to the middle parts of the two circular grooves (12) in a rotating manner through a rotating shaft, the outer wall of the shell (1) is fixedly provided with a driving motor (29), an output shaft of the driving motor (29) penetrates through the shell (1) and is fixedly connected with one end of each filter cylinder net (5), a placing groove (7) is arranged below each filter cylinder net (5), and a ferric chloride solution is filled in each placing groove (7);
a second side plate (27) is arranged between the second accommodating cavity (3) and the third accommodating cavity (4), an outlet (25) is arranged at the bottom of the second side plate (27), the second accommodating cavity (3) is communicated with the third accommodating cavity (4) through the outlet (25), a plurality of ultraviolet lamp tubes (18) which are distributed side by side are arranged above the third accommodating cavity (4), two ends of each ultraviolet lamp tube (18) are respectively and fixedly arranged on the inner walls of two sides of the third accommodating cavity (4), a movable plate (9) is arranged on the bottom wall of the third accommodating cavity (4), a second through groove is formed in one side of the third accommodating cavity (4), and one end of the movable plate (9) is arranged in the second through groove;
an air outlet hole (13) is formed in one end, far away from the air inlet (19), of the shell (1), a second activated carbon plate (17) is arranged on the position, corresponding to the air outlet hole (13), of the side wall of the third accommodating cavity (4), and the second activated carbon plate (17) is fixedly installed on the side wall of the third accommodating cavity (4) through a fixing bracket (16);
the bottom of one of the convex plates (8) is provided with a notch (28), the convex plate (8) is close to the driving motor (29), the bottom of the other convex plate (8) is provided with a first through groove, two ends of the placing groove (7) are respectively arranged at the inner sides of the notch (28) and the first through groove, and a switch door (20) is arranged at the notch of the first through groove;
an inclined base (10) is fixedly mounted on the bottom wall of the second accommodating cavity (3), one end, close to a driving motor (29), of the inclined base (10) is arranged on the inner side of the groove (28) and is higher than the other end of the groove, the inclined base (10) is located between the two convex plates (8), and two first sliding grooves (11) are symmetrically formed in the upper surface of the inclined base (10);
a push-pull groove (72) is formed in one end, close to the switch door (20), of the placing groove (7), the bottom surface of the push-pull groove (72) is an inclined surface, the height of one end, provided with the push-pull groove (72), of the placing groove (7) is larger than that of the other end of the placing groove, four first pulleys (71) are embedded in the bottom of the placing groove (7), and the first pulleys (71) are in sliding fit with the corresponding first sliding grooves (11);
the filter cylinder net (5) is of a hollow cylindrical structure, circular notches are formed in the edges of two sides of the outer peripheral surface of the filter cylinder net (5), an elastic sealing ring (14) is installed on the inner side of each circular notch, and the outer peripheral surface of each elastic sealing ring (14) is in close contact with the annular side wall of each circular groove (12);
a hanging plate (6) is fixedly arranged on the inner wall of the upper side of the second accommodating cavity (3), the hanging plate (6) is positioned right above the filter cylinder net (5), and the bottom of the hanging plate (6) is tightly contacted with the outer side surface of the filter cylinder net (5);
the movable plate (9) comprises an installation frame (91), second sliding grooves (95) are formed in two sides of the installation frame (91), a screen plate (92) is fixedly installed on the inner side of the installation frame (91), nano titanium dioxide is coated on the surface of the screen plate (92), a connecting plate (93) is fixedly installed at one end, close to the second sliding grooves, of the installation frame (91), a handle (94) is fixedly installed in the middle of the outer side face of the connecting plate (93), a sealing gasket (96) and two clamping blocks (97) are fixedly installed on the inner side face of the connecting plate (93), the two clamping blocks (97) are symmetrically fixed to edges of two sides of the inner side face of the connecting plate (93), corresponding clamping grooves are formed in positions, corresponding to the clamping blocks (97), of two side groove walls of the second sliding groove, and;
two guide plates (15) are symmetrically fixed on the bottom wall of the third accommodating cavity (4), the movable plate (9) is arranged between the two guide plates (15), two second pulleys (23) are mounted on the inner side surfaces of the guide plates (15), and the second pulleys (23) are in sliding fit with the second sliding grooves (95);
the working mode of the indoor formaldehyde removing equipment is as follows:
the air inlet fan (21) rotates and drives indoor air to pass through the air inlet (19) and enter the transmission channel (22), the indoor air is primarily filtered through the first activated carbon plate (24), the primarily filtered air enters the second accommodating cavity (3) through the other end of the transmission channel (22), meanwhile, the output shaft of the driving motor (29) rotates and drives the filter cylinder net (5) to rotate, the bottom of the filter cylinder net (5) passes through the placing groove (7) and is contacted with ferric chloride solution in the placing groove (7) while rotating, the ferric chloride solution is coated on the whole outer peripheral surface of the filter cylinder net (5) along with the continuous rotation of the filter cylinder net (5), the air is blown to the outer peripheral surface of the filter cylinder net (5), formaldehyde in the air reacts with the ferric chloride solution on the surface of the filter cylinder net (5), and the formaldehyde is dispersed on the surface of the circumference and passes through the filter cylinder net (5) to enter the inner side of the filter cylinder net (5), and the air passes out from the other side of the filter cylinder net (5), and the air is contacted with the ferric chloride solution coated on the surface of the filter cylinder net (5) again;
air filtered by the filter cylinder net (5) enters the third accommodating cavity (4) through the outlet (25) below the second side plate (27), at the moment, the ultraviolet lamp tube (18) at the upper part of the third accommodating cavity (4) is in an open state, the ultraviolet lamp tube (18) emits ultraviolet light and irradiates the movable plate (9) at the bottom of the third accommodating cavity (4), the titanium dioxide coated on the movable plate (9) degrades formaldehyde in the air in the third accommodating cavity (4) under the irradiation of the ultraviolet light, and then the air passes through the second active carbon plate (17) to remove the residual formaldehyde in the air and is discharged through the air outlet (13) on the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910444782.0A CN110152468B (en) | 2019-05-27 | 2019-05-27 | Indoor formaldehyde removing equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910444782.0A CN110152468B (en) | 2019-05-27 | 2019-05-27 | Indoor formaldehyde removing equipment |
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| Publication Number | Publication Date |
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| CN110152468A CN110152468A (en) | 2019-08-23 |
| CN110152468B true CN110152468B (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910444782.0A Active CN110152468B (en) | 2019-05-27 | 2019-05-27 | Indoor formaldehyde removing equipment |
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| CN111672318A (en) * | 2020-06-12 | 2020-09-18 | 吴建友 | Adsorb decomposition integral type and remove formaldehyde equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102688656A (en) * | 2012-06-01 | 2012-09-26 | 秦皇岛裕源木业有限公司 | Air purification system |
| CN103071374A (en) * | 2012-12-14 | 2013-05-01 | 杭州洁天环保科技有限公司 | Washing-sectional photochemical integrated odor purifying device and method thereof |
| CN107321082A (en) * | 2017-08-03 | 2017-11-07 | 合肥新士鑫机械科技有限公司 | A kind of use for laboratory ventilated purification apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020037244A1 (en) * | 2000-09-26 | 2002-03-28 | Toshio Takahashi | Air cleaner |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102688656A (en) * | 2012-06-01 | 2012-09-26 | 秦皇岛裕源木业有限公司 | Air purification system |
| CN103071374A (en) * | 2012-12-14 | 2013-05-01 | 杭州洁天环保科技有限公司 | Washing-sectional photochemical integrated odor purifying device and method thereof |
| CN107321082A (en) * | 2017-08-03 | 2017-11-07 | 合肥新士鑫机械科技有限公司 | A kind of use for laboratory ventilated purification apparatus |
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