CN114849426A - Novel formaldehyde exhaust-gas treatment system - Google Patents
Novel formaldehyde exhaust-gas treatment system Download PDFInfo
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- CN114849426A CN114849426A CN202210574499.1A CN202210574499A CN114849426A CN 114849426 A CN114849426 A CN 114849426A CN 202210574499 A CN202210574499 A CN 202210574499A CN 114849426 A CN114849426 A CN 114849426A
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- absorption
- waste gas
- treatment system
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- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title claims abstract description 124
- 238000010521 absorption reaction Methods 0.000 claims abstract description 126
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 108
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 58
- 239000002912 waste gas Substances 0.000 claims abstract description 41
- 238000007789 sealing Methods 0.000 claims description 42
- 238000000926 separation method Methods 0.000 claims description 32
- 238000005192 partition Methods 0.000 claims description 19
- 230000000694 effects Effects 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 21
- 238000001179 sorption measurement Methods 0.000 abstract description 14
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 4
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 4
- 241001330002 Bambuseae Species 0.000 abstract description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 4
- 239000011425 bamboo Substances 0.000 abstract description 4
- 238000004891 communication Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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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
- B01D53/02—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 by adsorption, e.g. preparative gas chromatography
- B01D53/06—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 by adsorption, e.g. preparative gas chromatography with moving adsorbents, e.g. rotating beds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The application discloses novel formaldehyde waste gas treatment system, it is including handling the case, the lateral wall of handling the case is provided with air inlet and gas outlet, air inlet and gas outlet are located the both sides that the case is relative, it absorbs the frame to handle the incasement, it is the hollow annular section of thick bamboo of lateral wall to absorb the frame, it has the active carbon to absorb frame lateral wall intussuseption, and the axis of annular section of thick bamboo sets up along the direction of height, it will handle the case and separate for the inlet portion that is close to the air inlet, the portion of giving vent to anger that is close to the gas outlet and be located the absorption portion that absorbs the frame, it drives the absorption frame along absorption frame self axis direction pivoted driving piece to handle to be provided with on the case. This application has the adsorption efficiency who improves to formaldehyde.
Description
Technical Field
The application relates to the field of waste gas treatment, in particular to a novel formaldehyde waste gas treatment system.
Background
At present, the produced formaldehyde waste gas of reation kettle, oven mostly passes through pipe connection exhaust-gas treatment ware, carries out activated carbon adsorption, sprays, and processing procedure such as washing gets rid of particulate matter and formaldehyde inside the formaldehyde waste gas, and produced formaldehyde-containing waste water recycles the formaldehyde system through filtering the edulcoration, does a tower absorption water.
At present, chinese document patent with publication number CN109833673A discloses a recovery processing device of formaldehyde waste gas, which comprises a base, install device body and two sets of support columns on the top of base, the device body is the cavity structure, the support column is located the both sides of device body respectively, the toper rack is all installed to one side that the support column is close to mutually, be provided with the top cap directly over the device body, the conical gear is all installed to the both sides of top cap, the top mid-mounting of device body has the cylinder, the bottom mounting of top cap has active carbon filter and screen frame, the internally mounted of screen frame has the dust removal filter screen, just the one end of active carbon filter and screen frame all extends to the inside of device body, the internally mounted of screen frame has the dust removal filter screen.
To the correlation technique among the above-mentioned, still be provided with intake pipe and negative-pressure air fan at the lateral wall of device body, gas waste gas gets into the device body from the intake pipe, and active carbon can be with the formaldehyde passive adsorption in the waste gas to self in the hole. However, the activated carbon is mainly independent carbon blocks, gaps exist among the carbon blocks, and part of gas can pass through the gaps among the adjacent carbon blocks in the process of adsorbing the waste gas by the activated carbon, so that the adsorption effect is poor.
Disclosure of Invention
In order to improve the adsorption effect to formaldehyde, this application provides a novel formaldehyde exhaust-gas treatment system.
The application provides a novel formaldehyde exhaust-gas treatment system adopts following technical scheme:
the utility model provides a novel formaldehyde waste gas treatment system, is including handling the case, the lateral wall of handling the case is provided with air inlet and gas outlet, air inlet and gas outlet are located the both sides that the case is relative, it absorbs the frame to handle the incasement, it is a hollow annular section of thick bamboo of lateral wall to absorb the frame, it has active carbon to absorb frame lateral wall intussuseption, and the axis of an annular section of thick bamboo sets up along the direction of height, it will handle the case and separate for the portion of admitting air that is close to the air inlet, the portion of giving vent to anger that is close to the gas outlet and be located the absorption portion that absorbs the frame, it absorbs frame self axis direction pivoted driving piece along absorption frame to be provided with the drive on the case to handle.
By adopting the technical scheme, the absorption frame is in an annular cylinder shape and divides the treatment box into the air inlet part, the absorption part and the air outlet part in sequence; the absorption frame is filled with activated carbon, when waste gas enters from the gas inlet, the waste gas firstly enters the gas inlet part, then enters the absorption part in the absorption frame after passing through the activated carbon, and then enters the gas outlet part after passing through the activated carbon from the absorption part; because there is the interval between the active carbon, and the driving piece can drive the absorption frame and rotate, and then drives the active carbon and also follows synchronous rotation always, when waste gas passed the absorption frame, the active carbon of removal can initiatively contact with waste gas, reduces not purify or absorb complete waste gas and directly pass the active carbon, has changed traditional passive absorbent mode to the realization improves the adsorption effect to formaldehyde.
Preferably, a separation frame is arranged in the absorption frame, and activated carbon is also filled in the separation frame.
Through adopting above-mentioned technical scheme, set up the partition frame in the absorption frame, after the active carbon adsorption on the absorption frame is first passed through to waste gas, can pass through the active carbon adsorption in the pivoted partition frame once more in getting into the absorption portion, further improve the initiative absorption to waste gas, improve the adsorption effect to formaldehyde.
Preferably, the separation frame comprises a vertical part, an upper inclined part and a lower inclined part, the vertical part is positioned on the diameter of the absorption frame, one end of the upper inclined part is obliquely arranged on two sides of the upper end of the vertical part, one end of the lower inclined part is obliquely arranged on two sides of the lower end of the vertical part, two ends of the vertical part are spaced from the upper end and the lower end of the absorption frame, the other end of the upper inclined part is obliquely and upwardly extended and communicated with the separation frame, the other end of the lower inclined part is obliquely and downwardly extended and communicated with the lower end of the separation frame, a feed inlet communicated with the upper end of the absorption frame is arranged at the upper end of the treatment box, a discharge outlet communicated with the lower end of the absorption frame is arranged at the lower end of the treatment box, an upper closing plate for sealing or opening the feed inlet is movably arranged at the upper end of the treatment box, a lower closing plate for sealing or opening the discharge outlet is movably arranged at the lower end of the treatment box, and a conveying mechanism for collecting and conveying activated carbon is arranged below the treatment box, and a material adding mechanism for adding active carbon into the separation frame and the absorption frame is arranged above the treatment box.
By adopting the technical scheme, because the two ends of the upper inclined part are respectively communicated with the absorption frame and the vertical part, and the two ends of the lower inclined part are respectively communicated with the absorption frame and the vertical part, when the activated carbon needs to be replaced, after the discharge port is opened, the activated carbon in the separation frame and the absorption frame falls to the conveying mechanism from the lower end of the absorption frame downwards through the self gravity, and then is conveyed away from the conveying mechanism; then, the discharge hole is continuously sealed through the lower sealing plate, the feeding hole is opened through the upper sealing plate, and new active carbon is added into the separation frame and the absorption frame through the feeding mechanism, so that the operation is convenient and rapid; when adding active carbon in the separating frame, the active carbon can enter the vertical part from the upper inclined part and then enter the lower inclined part in sequence, so that the active carbon in the separating frame can be added and discharged conveniently.
Preferably, conveying mechanism is including setting up the collection fill and setting up the below conveying component of collecting the fill in absorption frame below, the shape and the discharge gate shape of shrouding correspond each other down, the shrouding is provided with the toper platform along self length direction down, two slope sides and the discharge gate both sides butt of absorption frame of toper platform, be provided with in the collection fill and be used for driving down the shrouding towards being close to seal or keeping away from the first cylinder that opens the discharge gate.
Through adopting above-mentioned technical scheme, the shrouding removes along the direction of height under driving through first cylinder, when the active carbon from separating in frame, the absorption frame vertically drop, falls the toper bench earlier, again along toper platform both sides landing to collect in fighting, get into conveying assembly from collecting fighting again, realizes conveying mechanism to the collection, the transport of the active carbon after changing.
Preferably, the driving part is a motor arranged in the collecting hopper, a positioning plate is arranged in the absorption frame, the positioning plate is provided with a positioning hole, a positioning rod penetrating through the positioning hole is arranged on the lower sealing plate, the lower sealing plate and the absorption frame are coaxially and rotatably arranged, and an output shaft of the motor is in transmission connection with a rotating shaft of the lower sealing plate.
Through adopting above-mentioned technical scheme, when the discharge gate was sealed to the shrouding down, the locating lever was worn to establish on the locating hole of spacer, and the shrouding rotates under the motor drive after that, because the locating lever card is on the spacer, consequently the shrouding drives the synchronous rotation of absorption frame down, and then realizes that the driving piece drives the rotation of absorption frame.
Preferably, the upper end of handling the case is provided with and is used for driving the shrouding and is close to the second cylinder that seals or keep away from and open the feed inlet, add material mechanism and handle case upper end and be located the workbin of handling case top position, feed through discharging pipe and the opening and closing valve that sets up on the discharging pipe at the workbin lower extreme including setting up, the discharging pipe is the flexible tube.
By adopting the technical scheme, the second cylinder can drive the second cylinder to move up and down, so that the opening and the closing of the feeding hole are realized; the workbin can be used for storing the active carbon, and the active carbon that needs to be changed is discharged the back from the discharge gate from absorption frame, partition frame, can open the on-off valve, is close to the discharge gate with the discharging pipe export, and the active carbon in the workbin can follow flexible discharging pipe export and get into absorption frame, partition frame this moment in, and the discharging pipe can remove, realizes adding the interpolation of active carbon in the material mechanism to absorption frame, partition frame.
Preferably, handle case up end and be located the edge both sides of feed inlet and be provided with the baffle that upwards extends, the baffle is from up the orientation slope of keeping away from each other down.
Through adopting above-mentioned technical scheme, through setting up upwards and towards the baffle that the direction of keeping away from each other extends, can form the structure of a fill form in discharge gate department to carry out the check and keep off, when adding active carbon in toward absorption frame, the separation frame, the active carbon of being convenient for gets into absorption frame, separation frame fast, and reduces the week side that the discharge gate was scattered to the active carbon.
Preferably, the edge of the upper end of the partition board is vertically provided with a vertical plate, one surface of the upper sealing plate facing the box processing box is provided with a groove which is opposite to the vertical plate up and down, the bottom of the groove is provided with a sealing ring, and the vertical plate is inserted into the sealing ring which is abutted against the groove.
Through adopting above-mentioned technical scheme, when going up the shrouding and when moving towards the position that is close to and handles the case, the riser corresponds vertical the inserting and establishes in the recess and butt post sealing washer, realizes going up the shrouding to the sealed of material loading mouth, reduces to handle the waste gas effluvium of incasement.
Preferably, the both ends edge of absorption frame is provided with the elastic strip along self length direction, the elastic strip of absorption frame upper end position with handle case upper end inner wall butt, the elastic strip of absorption frame lower extreme position with handle the inside bottom surface butt of incasement portion, the outside of absorption frame is provided with vibrating motor.
Through adopting above-mentioned technical scheme, through setting up the elastic strip, the elastic strip of absorption frame upper end with handle case upper end inner wall butt, the elastic strip of absorption frame lower extreme with handle bottom of the case face butt, when adding the active carbon toward absorption frame, separation frame in, vibrating motor work for certain shake can take place in vertical direction for the absorption frame, make the active carbon can be better fill absorption frame, separation frame, reduce the hole between the charcoal piece.
Preferably, conveying component includes the frame and around establishing the conveyer belt in the frame, be provided with the cage that covers the conveyer belt in the frame, the cage is located the open setting in conveyer belt direction of delivery's both ends.
Through adopting above-mentioned technical scheme, the cage is installed in the frame, can cover the conveyer belt and the active carbon on the conveyer belt, reduces the saturated formaldehyde of active carbon upper portion and is saturated out and cause the influence to the surrounding environment.
In summary, the present application includes at least one of the following beneficial technical effects:
(1) the treatment box, the annular and rotary absorption frame and the driving piece are matched to drive the activated carbon to rotate, so that the waste gas can be actively contacted and adsorbed, and the adsorption effect on formaldehyde is improved;
(2) through setting up the partition frame, also be provided with active carbon in the partition frame for active carbon can separate the initiative absorption of interior active carbon of frame again once again when the active carbon passes through the absorption portion, further improves the adsorption effect to formaldehyde.
Drawings
FIG. 1 is a schematic view showing the construction of an exhaust gas treatment system according to the present embodiment;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a schematic structural view of the absorption frame of the present embodiment;
FIG. 4 is a schematic structural diagram of the separation frame of the present embodiment;
FIG. 5 is a schematic view of the structure inside the collecting bucket of the present embodiment;
FIG. 6 is an enlarged view of a portion B of FIG. 2;
fig. 7 is an enlarged view of a portion C of fig. 2.
Reference numerals: 1. a treatment tank; 2. an air inlet; 3. an air outlet; 4. an absorption frame; 5. an air intake portion; 6. an air outlet part; 7. an absorbing part; 8. a drive member; 9. a separation frame; 91. a vertical portion; 92. an upper inclined portion; 93. a lower inclined portion; 10. an upper sealing plate; 11. a lower sealing plate; 12. a material adding mechanism; 121. a material box; 122. a discharge pipe; 123. opening and closing the valve; 13. a collecting hopper; 14. a delivery assembly; 141. a frame; 142. a conveyor belt; 15. an isolation cover; 16. a conical table; 17. a flat plate; 18. positioning plates; 19. positioning a rod; 20. a first cylinder; 21. a second cylinder; 22. a partition plate; 23. a vertical plate; 24. a groove; 25. a seal ring; 26. an elastic strip; 27. a vibration motor.
Detailed Description
The present application is described in further detail below with reference to figures 1-7.
The embodiment of the application discloses a novel formaldehyde exhaust-gas treatment system. Referring to fig. 1, the formaldehyde waste gas treatment system comprises a treatment box 1, wherein the horizontal section of the treatment box 1 is rectangular, an air inlet 2 and an air outlet 3 are arranged on two horizontally opposite sides of the treatment box 1, and waste gas containing formaldehyde enters the treatment box 1 from the air inlet 2 to be absorbed by formaldehyde and is finally sucked away from the air outlet 3.
Referring to fig. 1 and 2, a rotary absorption frame 4 is provided in a position near the center in a treatment tank 1, the absorption frame 4 is an annular tube in a side wall, the axis of the annular tube is vertically provided along the height direction, the absorption frame 4 is near the center line position of the treatment tank 1 and uses the axis thereof as the rotation axis, the upper end of the absorption frame 4 is attached to the inner wall of the upper end of the treatment tank 1, and the lower end of the absorption frame 4 abuts against the bottom surface of the treatment tank 1. The side wall of the absorption frame 4 is filled with activated carbon (not shown in the figure), the absorption frame 4 divides the treatment box 1 into an air inlet part 5 close to the air inlet 2, an air outlet part 6 close to the air outlet 3 and an absorption part 7 located in the absorption frame 4, and the bottom of the treatment box 1 is provided with a driving part 8 for driving the absorption frame 4 to rotate along the axis of the absorption frame 4.
After waste gas gets into from the inlet port and handles case 1, advance into air inlet 5, pass the active carbon on the absorption frame 4 and get into absorption portion 7 after that, because the active carbon rotates along with absorption frame 4, consequently active carbon can the active contact waste gas, realizes the active absorption to formaldehyde, avoids some waste gas to lead to the fact the absorption incomplete between the hole between the active carbon between from, realizes improving the effect to formaldehyde adsorption.
Referring to fig. 2 and 3, a partition frame 9 is fixed in the absorption frame 4, and activated carbon is also filled in the partition frame 9. The separation frame 9 and the absorption frame 4 are formed by enclosing a net-shaped metal material, the meshes of the net-shaped metal material are smaller than the volume of the activated carbon, so that the waste gas can normally pass through the net-shaped metal material, and the activated carbon is prevented from falling off from the side walls of the absorption frame 4 and the separation frame 9. When the absorption frame 4 rotates, the separation frame 9 rotates along with the absorption frame 4, and then the activated carbon in the separation frame 9 is driven to rotate, so that the formaldehyde adsorption effect is further improved.
Referring to fig. 3 and 4, the partition frame 9 includes a vertical portion 91, an upper inclined portion 92 having one end in inclined communication with both sides of the upper end of the vertical portion 91, and a lower inclined portion 93 having one end in inclined communication with both sides of the lower end of the vertical portion 91, the vertical portion 91 is a rectangular body having a hollow interior, the upper inclined portion 92 and the lower inclined portion 93 are also plate structures having a hollow interior, and both ends of the vertical portion 91 are spaced from both upper and lower ends of the absorption frame 4; the other end of the upper inclined portion 92 extends obliquely upward and communicates with the inside of the partition frame 9, and the other end of the lower inclined portion 93 extends obliquely downward and communicates with the lower end of the partition frame 9, so that the vertical portion 91 is suspended in the absorption frame 4.
Referring to fig. 1 and 2, the upper and lower both ends of absorption frame 4 open the setting, and the upper end of handling case 1 is seted up and is handled the feed inlet of case 1 upper end intercommunication, handles the lower extreme of case 1 and sets up the discharge gate with absorption frame 4 lower extreme intercommunication, handles the activity of case 1 upper end and is provided with the upper seal plate 10 of sealing or opening the feed inlet, handles the activity of case 1 lower extreme and is provided with the lower shrouding 11 of sealing or opening the branch discharge gate. A conveying mechanism for collecting and conveying the activated carbon is arranged below the treatment box 1, and a material adding mechanism 12 for adding the activated carbon into the separation frame 9 and the absorption frame 4 is arranged above the treatment box 1.
When the active carbon needs to be replaced, the discharge hole is opened, the active carbon in the absorption frame 4 and the separation frame 9 falls from the discharge hole at the lower end, and the active carbon in the lower inclined part 93, the vertical part 91 and the upper inclined part 92 can sequentially enter the absorption frame 4 from the communication position of the lower end and the absorption frame 4 and then fall from the lower end of the absorption frame 4. The back is fallen to the active carbon that needs to be changed, seal the discharge gate through shrouding 11 down, then open the feed inlet, through adding new active carbon of mechanism 12 toward absorbing frame 4 in, the active carbon in the separation frame 9 can be earlier from the position entering of upper inclined portion 92 and absorbing frame 4 intercommunication to incline 92, then from the vertical portion 91 of upper inclined portion 92 entering, incline 93 down from vertical portion 91 entering again, until filling in proper order and being full of whole separation frame 9, make things convenient for the interpolation of the interior active carbon of separation frame 9.
Specifically, the conveying mechanism comprises a collecting hopper 13 arranged below the absorption frame 4 and a conveying assembly 14 arranged below the collecting hopper 13, the conveying assembly 14 comprises a rack 141 and a conveying belt 142 wound on the rack 141, an isolation cover 15 covering the conveying belt 142 is fixed on the rack 141, and two ends of the isolation cover 15 in the conveying direction of the conveying belt 142 are arranged in an open mode; the activated carbon falls from the discharge port and enters the collecting hopper 13, and then falls from the lower part of the collecting hopper 13 to the conveying assembly 14 for conveying away; the shielding case 15 can reduce the influence of the emission of formaldehyde partially saturated by the activated carbon on the surrounding environment.
Referring to fig. 2 and 5, the shape of the lower sealing plate 11 is the same as that of the discharge port and is opposite to the discharge port, that is, the lower sealing plate 11 is in a ring shape, the lower sealing plate 11 is fixed with a conical table 16 along the length direction thereof, two inclined sides of the conical table 16 are abutted against two sides of the discharge port of the separation frame 9 and the absorption frame 4, and a first cylinder 20 for driving the lower sealing plate 11 to close or keep away from the discharge port to be opened is vertically installed in the collection hopper 13. When the active carbon drops from absorbing frame 4, toper platform 16 can avoid the active carbon to pile up at lower shrouding 11 upper surface for the active carbon can drop from lower shrouding 11.
Referring to fig. 2 and 6, the driving member 8 is a motor installed in the collecting hopper, the motor is installed through a flat plate 17 suspended in the collecting hopper 13, a piston rod of a first cylinder 20 is fixed to the lower surface of the flat plate 17, the flat plate 17 moves along with the piston rod of the first cylinder 20, an output shaft of the motor is in transmission connection with a rotating shaft of the lower sealing plate 11, and the first cylinder 20 drives the flat plate 17, the motor and the lower sealing plate 11 to synchronously move up and down; a positioning plate 18 is horizontally fixed at a position close to the lower end in the absorption frame 4, a positioning hole is formed in the positioning plate 18, and a positioning rod 19 which is always inserted into the positioning hole is vertically screwed on the lower sealing plate 11; when the lower sealing plate 11 seals the feed opening and is rotated by the driving of the motor, the positioning rod 19 is engaged with the positioning piece 18, so that the lower sealing plate 11 and the absorption frame 4 rotate together, and the lower sealing plate 11 and the absorption frame 4 rotate coaxially.
The upper end of the treatment box 1 is vertically provided with a second cylinder 21 which is used for driving the upper sealing plate 10 to close or keep away from the opening feed port, and the end part of a piston rod of the second cylinder 21 is fixed with the upper sealing plate 10.
The feeding mechanism 12 comprises a feed box 121 fixed at the upper end of the treatment box 1 and positioned above the treatment box 1, a discharge pipe 122 communicated with the lower end of the feed box 121 and an opening and closing valve 123 arranged on the discharge pipe 122, the discharge pipe 122 is a flexible pipe made of rubber and is convenient for moving the discharge pipe 122, the feed box 121 is used for storing new activated carbon, the bottom of the feed box 121 is in a conical hopper shape and is sufficiently spaced from the upper end surface of the treatment box 1, and one end of the discharge pipe 122 is communicated with the bottom of the feed box 121; after the on-off valve 123 is opened, the flexible pipe can be moved along with the length direction of the feeding hole, so that the opening of the discharging pipe 122 faces the feeding hole, and the activated carbon in the material box 121 can enter from the discharging pipe 122 and fill the absorption frame 4 and the separation frame 9 fully under the action of gravity, thereby being convenient and fast.
The outside and edge both sides that are located the feed inlet of handling 1 up end of case are fixed with the baffle 22 that upwards extends, and baffle 22 is from up the orientation slope of keeping away from each other down, and baffle 22 can appear playing the effect that the check kept off, and when adding activated carbon, activated carbon is difficult for scattering out from the discharge gate.
Meanwhile, a vertical plate 23 is vertically fixed on the edge of the upper end of the partition plate 22, a groove 24 which is vertically corresponding to the vertical plate 23 is arranged on one surface of the upper sealing plate 10 facing the tank treatment tank 1, and an elastic sealing ring 25 is bonded at the bottom of the groove 24; when the lower closing plate 11 moves downwards, the vertical plate 23 is inserted into the groove 24, and the upper end of the vertical plate 23 abuts against the lower surface of the sealing ring 25, so that the upper closing plate 10 seals the feed port.
Referring to fig. 2 and 7, the upper and lower edges of the absorption frame 4 are fixed with elastic strips 26 along the length direction thereof, the elastic strips 26 are made of rubber material, the elastic strips 26 at the upper end of the absorption frame 4 are abutted against the inner wall of the upper end of the treatment box 1, and the elastic strips 26 at the lower end of the absorption frame 4 are abutted against the inner bottom surface of the treatment box 1, so that the absorption frame 4 has a certain movement amount in the height direction; and install vibrating motor 27 in the outside of absorption frame 4, when adding active carbon in net absorption frame 4 and separation frame 9, open vibrating motor 27, can make absorption frame 4 take place certain vibration in the vertical direction for active carbon is better to be filled absorption frame 4 and separation frame 9.
The implementation principle of the novel formaldehyde waste gas treatment system of the embodiment of the application is as follows: when the device is used, waste gas to be treated enters the air inlet part 5 of the treatment box 1 from the air inlet 2, then the driving part 8 drives the lower sealing plate 11 to rotate, further drives the absorption frame 4 to rotate, and finally drives the activated carbon to synchronously rotate; therefore, when the waste gas enters the absorption part 7, the waste gas passes through the rotating active carbon to actively absorb the formaldehyde in the waste gas, so that the gas can be more fully contacted with the active carbon, and the traditional formaldehyde passive adsorption mode is changed; and the active carbon on the partition frame 9 in the absorption part 7 also rotates along with the absorption frame 4, so that formaldehyde in the waste gas can be further absorbed, then the gas enters the gas outlet part 6 and is finally discharged from the gas outlet 3, and the effect of absorbing the formaldehyde is improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A novel formaldehyde waste gas treatment system comprises a treatment box (1), wherein the side wall of the treatment box (1) is provided with an air inlet (2) and an air outlet (3), it is characterized in that the air inlet (2) and the air outlet (3) are positioned at two opposite sides of the treatment box (1), an absorption frame (4) is arranged in the treatment box (1), the absorption frame (4) is an annular cylinder with a hollow side wall, the side wall of the absorption frame (4) is filled with active carbon, the axis of the annular cylinder is arranged along the height direction, the absorption frame (4) divides the treatment box (1) into an air inlet part (5) close to the air inlet (2), an air outlet part (6) close to the air outlet (3) and an absorption part (7) positioned in the absorption frame (4), the treatment box (1) is provided with a driving piece (8) which drives the absorption frame (4) to rotate along the axis direction of the absorption frame (4).
2. A novel formaldehyde waste gas treatment system according to claim 1, characterized in that a separation frame (9) is arranged in the absorption frame (4), and the separation frame (9) is also filled with activated carbon.
3. The novel formaldehyde waste gas treatment system according to claim 2, wherein the separation frame (9) comprises a vertical part (91) which is positioned on the diameter of the absorption frame (4), an upper inclined part (92) with one end obliquely arranged on two sides of the upper end of the vertical part (91), and a lower inclined part (93) with one end obliquely arranged on two sides of the lower end of the vertical part (91), two ends of the vertical part (91) are spaced from the upper and lower ends of the absorption frame (4), the other end of the upper inclined part (92) extends obliquely upwards and is communicated with the separation frame (9), the other end of the lower inclined part (93) extends obliquely downwards and is communicated with the lower end of the separation frame (9), the upper end of the treatment box (1) is provided with a feeding hole communicated with the upper end of the absorption frame (4), the lower end of the treatment box (1) is provided with a discharging hole communicated with the lower end of the absorption frame (4), handle case (1) upper end activity and be provided with last shrouding (10) that seal or open the feed inlet, handle case (1) lower extreme activity and be provided with lower shrouding (11) that seal or open the discharge gate, the below of handling case (1) is provided with the conveying mechanism who is used for collecting and carrying the active carbon, the top of handling case (1) is provided with and is used for adding material mechanism (12) that add the active carbon towards separating frame (9), absorption frame (4).
4. The novel formaldehyde waste gas treatment system according to claim 3, wherein the conveying mechanism comprises a collecting hopper (13) arranged below the absorption frame (4) and a conveying assembly (14) arranged below the collecting hopper (13), the shape of the lower sealing plate (11) corresponds to the shape of the discharge hole, a tapered table (16) is arranged on the lower sealing plate (11) along the length direction of the lower sealing plate, two inclined sides of the tapered table (16) are abutted against two sides of the discharge hole of the absorption frame (4), and a first cylinder (20) for driving the lower sealing plate (11) to close to and close to or far away from the discharge hole is arranged in the collecting hopper (13).
5. The novel formaldehyde waste gas treatment system according to claim 4, wherein the driving member (8) is a motor disposed in the collection hopper, a positioning plate (18) is disposed in the absorption frame (4), the positioning plate (18) is provided with a positioning hole, a positioning rod (19) penetrating through the positioning hole is disposed on the lower sealing plate (11), the lower sealing plate (11) and the absorption frame (4) are coaxially and rotatably disposed, and an output shaft of the motor is in transmission connection with a rotating shaft of the lower sealing plate (11).
6. A novel formaldehyde waste gas treatment system according to claim 3, characterized in that the upper end of the treatment tank (1) is provided with a second cylinder (21) for driving the upper sealing plate (10) to close to or keep away from the opening of the feed inlet, the feeding mechanism (12) comprises a feed tank (121) arranged at the upper end of the treatment tank (1) and located above the treatment tank (1), a discharge pipe (122) communicated with the lower end of the feed tank (121), and an opening and closing valve (123) arranged on the discharge pipe (122), and the discharge pipe (122) is a flexible pipe.
7. A novel formaldehyde waste gas treatment system according to claim 6, characterized in that the upper end surface of the treatment box (1) and the two sides of the edge of the feed inlet are provided with upward extending partition boards (22), and the partition boards (22) are inclined from bottom to top towards the directions away from each other.
8. A novel formaldehyde waste gas treatment system according to claim 7, characterized in that an upright plate (23) is vertically arranged on the edge of the upper end of the partition plate (22), a groove (24) which is opposite to the upright plate (23) is arranged on one surface of the upper sealing plate (10) facing the tank treatment tank (1), a sealing ring (25) is arranged at the bottom of the groove (24), and the upright plate (23) is inserted into and abutted against the sealing ring (25) in the groove (24).
9. The novel formaldehyde waste gas treatment system according to claim 1, wherein the edges of the two ends of the absorption frame (4) are provided with elastic strips (26) along the length direction of the absorption frame, the elastic strips (26) at the upper end position of the absorption frame (4) are abutted against the inner wall of the upper end of the treatment box (1), the elastic strips (26) at the lower end position of the absorption frame (4) are abutted against the inner bottom surface of the treatment box (1), and the outer side of the absorption frame (4) is provided with a vibration motor (27).
10. A novel formaldehyde waste gas treatment system according to claim 4, characterized in that the conveying assembly (14) comprises a frame (141) and a conveyor belt (142) wound on the frame (141), a shielding cover (15) covering the conveyor belt (142) is arranged on the frame (141), and the shielding cover (15) is arranged to be open at two ends in the conveying direction of the conveyor belt (142).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210574499.1A CN114849426A (en) | 2022-05-25 | 2022-05-25 | Novel formaldehyde exhaust-gas treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210574499.1A CN114849426A (en) | 2022-05-25 | 2022-05-25 | Novel formaldehyde exhaust-gas treatment system |
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| Publication Number | Publication Date |
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| CN114849426A true CN114849426A (en) | 2022-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210574499.1A Pending CN114849426A (en) | 2022-05-25 | 2022-05-25 | Novel formaldehyde exhaust-gas treatment system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117547933A (en) * | 2023-12-29 | 2024-02-13 | 江苏展延环境科技有限公司 | VOC waste gas purifying treatment device and treatment method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107596865A (en) * | 2017-10-25 | 2018-01-19 | 天津天清环保科技股份有限公司 | A kind of charcoal absorption case for exhaust-gas treatment |
| CN212396290U (en) * | 2020-04-23 | 2021-01-26 | 靖江瑞泰电子材料有限公司 | Waste gas adsorbs processing apparatus |
| CN212631982U (en) * | 2020-05-15 | 2021-03-02 | 上海昊丰混凝土有限公司 | Concrete filter equipment |
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2022
- 2022-05-25 CN CN202210574499.1A patent/CN114849426A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107596865A (en) * | 2017-10-25 | 2018-01-19 | 天津天清环保科技股份有限公司 | A kind of charcoal absorption case for exhaust-gas treatment |
| CN212396290U (en) * | 2020-04-23 | 2021-01-26 | 靖江瑞泰电子材料有限公司 | Waste gas adsorbs processing apparatus |
| CN212631982U (en) * | 2020-05-15 | 2021-03-02 | 上海昊丰混凝土有限公司 | Concrete filter equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117547933A (en) * | 2023-12-29 | 2024-02-13 | 江苏展延环境科技有限公司 | VOC waste gas purifying treatment device and treatment method |
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