CN214345527U - Waste gas treatment device for transfer printing - Google Patents
Waste gas treatment device for transfer printing Download PDFInfo
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- CN214345527U CN214345527U CN202022940752.XU CN202022940752U CN214345527U CN 214345527 U CN214345527 U CN 214345527U CN 202022940752 U CN202022940752 U CN 202022940752U CN 214345527 U CN214345527 U CN 214345527U
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- 239000002912 waste gas Substances 0.000 title claims abstract description 154
- 238000011282 treatment Methods 0.000 title claims abstract description 26
- 238000010023 transfer printing Methods 0.000 title claims abstract description 25
- 239000000428 dust Substances 0.000 claims abstract description 43
- 238000007639 printing Methods 0.000 claims abstract description 21
- 238000000746 purification Methods 0.000 claims abstract description 11
- 239000007789 gas Substances 0.000 claims description 50
- 239000007788 liquid Substances 0.000 claims description 39
- 230000001502 supplementing effect Effects 0.000 claims description 30
- 238000001914 filtration Methods 0.000 claims description 26
- 239000012295 chemical reaction liquid Substances 0.000 claims description 25
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 24
- 238000000889 atomisation Methods 0.000 claims description 17
- 238000002347 injection Methods 0.000 claims description 17
- 239000007924 injection Substances 0.000 claims description 17
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 239000012530 fluid Substances 0.000 claims description 8
- 238000001802 infusion Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 5
- 239000002002 slurry Substances 0.000 claims description 5
- 238000013461 design Methods 0.000 abstract description 3
- 238000000605 extraction Methods 0.000 abstract 1
- 239000008139 complexing agent Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011221 initial treatment Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 210000000653 nervous system Anatomy 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000003039 volatile agent Substances 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a waste gas treatment device for transfer printing, include: the waste gas collecting part comprises an air draft part and a waste gas conveying part, the air draft part is connected with the printing equipment, and the waste gas conveying part is connected with the air draft part; the air exhaust part comprises an exhaust fan; the waste gas conveying piece comprises a Venturi tube, a first U-shaped tube and a waste gas input tube, one end of the Venturi tube is communicated with an air outlet of the exhaust fan, the other end of the Venturi tube is communicated with one end of the first U-shaped tube, and the other end of the first U-shaped tube is communicated with one end of the waste gas input tube; waste gas purification spare, it collects the piece with waste gas and is connected, and waste gas purification spare includes that casing, waste gas reposition of redundant personnel piece, bubble crush piece and dust filter piece, and waste gas reposition of redundant personnel piece sets up on the waste gas input tube, and bubble crush piece and dust filter piece all set up on the casing. The utility model has the advantages of reasonable design, the extraction of organic volatile matter is clean, and organic volatile matter and dust purification efficiency are high, and it is convenient to maintain.
Description
Technical Field
The utility model relates to a printing equipment technical field, concretely relates to waste gas treatment device for transfer printing.
Background
In recent decades, the printing industry in China has been rapidly developed, the printing scale is continuously enlarged, and the technology is continuously updated, but at present, the domestic printing process still mainly adopts solvent type ink and solvent type complexing agent, and the ink and the complexing agent still need to be diluted and prepared by adding a large amount of organic solvent in the using process except that the ink and the complexing agent contain organic volatile with higher proportion. The organic solvents need to be dried and volatilized in the printing or compounding process, and the organic volatiles are directly exhausted into the atmosphere by an exhaust system in each printing factory at present. These organic volatile substances, which are directly discharged into the atmosphere, pass through the respiratory system of the human body and cause damage to the liver and nervous system of the human body.
Therefore, the waste gas treatment device for the transfer printing is designed, and has the advantages of reasonable structural design, compact structure, convenience in operation, high waste gas purification efficiency and low waste gas purification cost, and has very high practical value.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model provides a waste gas treatment device for transfer printing specifically adopts following technical scheme:
an exhaust gas treatment device for transfer printing, comprising:
the waste gas collecting part comprises an air draft part and a waste gas conveying part, the air draft part is connected with the printing equipment, and the waste gas conveying part is connected with the air draft part; the air exhaust part comprises an exhaust fan; the waste gas conveying piece comprises a Venturi tube, a first U-shaped tube and a waste gas input tube, one end of the Venturi tube is communicated with the air outlet of the exhaust fan, the other end of the Venturi tube is communicated with one end of the first U-shaped tube, and the other end of the first U-shaped tube is communicated with one end of the waste gas input tube;
exhaust purification spare, it with the waste gas is collected the piece and is connected, exhaust purification spare includes that casing, waste gas reposition of redundant personnel piece, bubble are smashed and the dust filters the piece, waste gas reposition of redundant personnel piece sets up on the waste gas input tube, bubble are smashed with the dust filters and all sets up on the casing.
Preferably, the exhaust part further comprises an air suction cover and an exhaust pipe, the air suction cover is arranged on the printing equipment, the exhaust pipe is connected with the air suction cover, and the exhaust fan is connected with the exhaust pipe;
the air suction cover comprises an upper air suction cover and a lower air suction cover, and the upper air suction cover and the lower air suction cover are correspondingly connected to the top end surface and the bottom end surface of the printing equipment in a penetrating manner respectively; the exhaust column includes upside exhaust column and downside exhaust column, the upside exhaust column with downside exhaust column one end corresponds the through connection one by one the upside cover with the downside is breathed in and is covered, upside exhaust column other end through connection be in on the downside exhaust column other end, and downside exhaust column another terminal surface with air exhauster income wind gap through connection.
Preferably, the housing comprises a housing body and a housing cover, and the housing cover is arranged on the housing body; the shell body is tubular, a waste gas input through hole, a slurry discharge through hole and an atomization through hole are formed in the side wall of the shell body, the waste gas input through hole, the slurry discharge through hole and the atomization through hole are close to the other end of the shell body, and the waste gas input through hole is sleeved at the other end of the waste gas input pipe; a pulp discharge pipe is embedded in the pulp discharge through hole, and the free end of the pulp discharge pipe is connected with a second U-shaped pipe in a through mode; and a filtering support ring is arranged on the inner side wall of the shell body.
Preferably, an atomization guide pipe is embedded in the atomization through hole, and the free end of the atomization guide pipe is communicated and connected with the position with the minimum diameter of the section of the Venturi tube; and a first flow valve is arranged on the atomization guide pipe.
Preferably, a liquid supplementing piece is arranged on the outer side wall of the shell body, the liquid supplementing piece comprises a liquid supplementing fixing plate, a liquid supplementing box and a liquid supplementing pipe, the liquid supplementing fixing plate is horizontally and fixedly arranged on the outer side wall of the shell body, and the liquid supplementing fixing plate is positioned above the filtering support ring; reaction liquid is filled in the liquid supplementing box, and the liquid supplementing box is arranged on the liquid supplementing fixing plate; fluid infusion pipe one end through connection be in on the fluid infusion case, fluid infusion pipe other end through connection be in filter support ring below the shell body on one's body, be provided with the second flow valve on the fluid infusion pipe.
Preferably, the diameter of the shell cover is not smaller than that of the shell body, and an annular sealing strip is arranged on the shell cover; the shell cover is provided with an exhaust through hole, and an exhaust pipe is embedded in the exhaust through hole; the shell cover is hinged to one port of the shell body through a hinge, and the shell cover is buckled on the one port of the shell body through a lock catch.
Preferably, the exhaust gas flow dividing member comprises an exhaust gas flow dividing main pipe, an exhaust gas flow dividing branch pipe and an exhaust gas injection nozzle, the exhaust gas flow dividing main pipe is arranged on the exhaust gas input pipe, the exhaust gas flow dividing branch pipe is arranged on the exhaust gas flow dividing main pipe, and the exhaust gas injection nozzle is arranged on the exhaust gas flow dividing branch pipe; the waste gas diversion main pipe is in an annular pipe shape, and the waste gas diversion main pipe is horizontally and fixedly arranged on the other end of the waste gas input pipe in a penetrating way; one end of the waste gas shunting branch pipe is horizontally arranged on the waste gas shunting main pipe in a penetrating way; the waste gas shunting main pipe is provided with a plurality of waste gas shunting branch pipes, and the plurality of waste gas shunting branch pipes are uniformly distributed on the waste gas shunting main pipe; the waste gas injection nozzle is in a reducing pipe shape, the waste gas injection nozzles are arranged in a plurality of numbers, and the large heads of the waste gas injection nozzles are uniformly distributed and run through the waste gas shunting branch pipes and the waste gas shunting main pipe.
Preferably, the bubble crushing piece comprises a rotating shaft, a rotating bearing and a paddle, one end of the rotating shaft is vertically and fixedly arranged on the other end face of the shell body, and the axis of the rotating shaft is overlapped with the axis of the shell body; the rotary bearing is sleeved on the other end of the rotating shaft, the length of the paddle is not more than the radius of the shell body, and one end of the paddle is fixedly arranged on the outer ring of the rotary bearing; the paddle is provided with a plurality of blades, and the plurality of blades are uniformly distributed around the circumferential direction of the rotating bearing.
Preferably, the dust filter element comprises a dust filter support tube, an activated carbon layer, a sponge layer and an HEPA filter layer, the dust filter support tube is arranged on the shell body, the activated carbon layer, the sponge layer and the HEPA filter layer are all arranged on the dust filter support tube, the outer diameter of the dust filter support tube is not larger than the inner diameter of the shell body, the length of the dust filter support tube is smaller than the distance from the filter support ring to one end face of the shell body, and the dust filter support tube is embedded in the shell body; and a handle is arranged at one port of the dust filtering supporting tube.
Preferably, a first support ring, a second support ring and a third support ring are arranged in the dust filtering support tube, the first support ring, the second support ring and the third support ring are parallel to each other, the first support ring is positioned below the second support ring, and the third support ring is positioned above the second support ring; the activated carbon layer is horizontally arranged on the first support ring, the sponge layer is horizontally arranged on the second support ring, and the HEPA filter layer is horizontally arranged on the third support ring.
The utility model discloses the beneficial technological effect who obtains:
1) the waste gas treatment device for transfer printing has reasonable structural design, the organic volatile matters are extracted completely, the purification efficiency of the organic volatile matters and dust is high, and the maintenance is convenient;
2) the waste gas treatment device for transfer printing of the utility model is provided with a waste gas conveying part and a waste gas purifying part, wherein the waste gas conveying part comprises a Venturi tube, and the waste gas purifying part comprises a shell, an atomization flow guide pipe, a waste gas shunting part, a bubble pulverizing part and a dust filtering part; when the waste gas is simultaneously in the Venturi tube, the waste gas is accelerated in the Venturi tube, the reaction liquid is guided into the Venturi tube by the atomization guide pipe, the waste gas is instantly atomized when meeting high-speed motion, and the atomized reaction liquid and the waste gas are fully mixed, so that the removal efficiency of organic volatile matters is improved; reaction liquid with a preset depth is filled in the shell body, waste gas is sprayed into the reaction liquid through the waste gas flow dividing member to form waste gas bubbles with a small diameter, and the waste gas bubbles are uniformly distributed in the reaction liquid through the uniformly distributed waste gas spraying nozzles; the waste gas bubble that rises will promote the rotation of bubble rubbing crusher piece, and the bubble rubbing crusher piece cutting waste gas bubble after the rotation forms littleer diameter waste gas bubble, improves waste gas and reaction liquid area of contact to improve organic volatile matter and dust and get rid of efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts. In the drawings:
FIG. 1 is a front view of the waste gas treatment device for transfer printing of the present invention;
FIG. 2 is a top view of the waste gas treatment device for transfer printing of the present invention;
FIG. 3 is a schematic view of the three-dimensional structure of the waste gas treatment device for transfer printing of the present invention;
FIG. 4 is a front view of a cross section taken along the direction A-A in FIG. 2 of the waste gas treatment apparatus for transfer printing according to the present invention;
FIG. 5 is a schematic view of a sectional three-dimensional structure of the A-A direction in FIG. 2 of the waste gas treatment device for transfer printing of the present invention.
Wherein: 1-printing equipment, 2-exhaust fan, 3-upper suction hood, 4-lower suction hood, 5-upper suction hood, 6-lower suction hood, 7-Venturi tube, 8-first U-shaped tube, 9-waste gas input tube, 10-shell body, 11-shell cover, 12-pulp discharge tube, 13-second U-shaped tube, 14-filtration support ring, 15-atomization draft tube, 16-first flow valve, 18-liquid supplement box, 19-liquid supplement tube, 20-second flow valve, 21-exhaust tube, 22-hinge, 23-lock catch, 24-waste gas diversion main, 25-waste gas diversion branch tube, 26-waste gas injection nozzle, 27-rotating shaft, 28-rotating bearing, 29-paddle, 30-dust filtration support tube, 31-activated carbon layer, 32-sponge layer and 33-HEPA filter layer.
Detailed Description
The technical solution of the present invention will be described in detail by way of embodiments with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto.
The term "and/or" herein is merely an associative relationship describing an associated object, meaning that three relationships may exist, e.g., a and/or B, may mean: a exists alone, B exists alone, and A and B exist at the same time, and the terms "and" are used herein to describe another association object relationship, which means that two relationships may exist, for example, A, and B, may mean: a alone, A and B alone, and the characters "" and "" herein generally indicate that the objects associated therewith are in an "or" relationship.
According to fig. 1 to 5, an exhaust gas treatment device for transfer printing includes an exhaust gas collecting member and an exhaust gas purifying member, and the exhaust gas collecting member is connected to the exhaust gas purifying member. The waste gas collecting part comprises an air draft part and a waste gas conveying part, the air draft part is connected with the printing equipment 1, and the waste gas conveying part is connected with the air draft part. The air exhaust part comprises an air exhaust cover, an air exhaust pipe and an exhaust fan 2, the air exhaust cover is arranged on the printing equipment 1, the air exhaust pipe is connected with the air exhaust cover, and the exhaust fan 2 is connected with the air exhaust pipe.
The suction hood comprises an upper suction hood 3 and a lower suction hood 4, wherein the upper suction hood 3 and the lower suction hood 4 are correspondingly connected with the top end surface and the bottom end surface of the printing equipment 1 in a penetrating manner respectively. Because the organic volatile matter in the printing waste gas is various, and the relative molecular mass of each matter is different, therefore, part of the organic volatile matter can be gathered at the upper part of the printing equipment 1, the other part of the organic volatile matter sinks to the lower part of the printing equipment 1, and various organic volatile matters in the printing equipment 1 can be effectively extracted through the upper side air suction cover 3 and the lower side air suction cover 4. The exhaust column includes upside exhaust column 5 and downside exhaust column 6, upside exhaust column 5 with 6 one end of downside exhaust column corresponds the through connection one by one and is in upside suction hood 3 with the downside is breathed in on the cover 4, 5 other ends through connection of upside exhaust column are in on the 6 other ends of downside exhaust column, and 6 another terminal surface of downside exhaust column with 2 income wind gaps of air exhauster link up.
The waste gas carries the piece to include venturi 7, first U-shaped pipe 8 and waste gas input tube 9, venturi 7 one end with 2 air outlets through connections of air exhauster, the venturi 7 other end with 8 one end through connections of first U-shaped pipe, the 8 other ends of first U-shaped pipe with 9 one end through connections of waste gas input tube, 9 other end faces of waste gas input tube are sealed. The first U-shaped pipe 8 can prevent the reaction liquid in the exhaust gas purifying member from flowing into the exhaust gas collecting member.
Waste gas purification spare includes that casing, waste gas reposition of redundant personnel piece, bubble are smashed and the dust filters piece, waste gas reposition of redundant personnel piece sets up on the waste gas input tube 9, bubble are smashed with the dust filters piece and all sets up on the casing. The housing comprises a housing body 10 and a housing cover 11, wherein the housing cover 11 is arranged on the housing body 10. The shell body 10 is tubular, one end face of the shell body 10 is open, the other end face of the shell body is closed, and the other end of the shell body 10 is used for storing reaction liquid. Be provided with waste gas input through hole, row's thick liquid through hole and atomizing through hole on the shell body 10 lateral wall, waste gas input through hole arrange thick liquid through hole with the atomizing through hole all is close to the shell body 10 other end, and waste gas input through hole suit is in on the 9 other ends of waste gas input tube, make simultaneously 9 other ends of waste gas input tube extend to in the shell body 10. The pulp discharging through hole is internally embedded with a pulp discharging pipe 12, and the free end of the pulp discharging pipe 12 is connected with a second U-shaped pipe 13 in a through mode. When the depth of the reaction liquid in the shell body 10 exceeds the preset depth, the reaction liquid is naturally discharged from the slurry discharge pipe 12 and the second U-shaped pipe 13, so that the depth of the reaction liquid can be always maintained at the preset depth, and the reaction liquid can be conveniently discharged. A filtering support ring 14 is arranged on the inner side wall of the shell body 10, and the filtering support ring 14 is used for supporting the dust filtering piece.
The atomizing through hole is located within the reaction liquid level all the time, atomizing honeycomb duct 15 is embedded to be equipped with in the atomizing through hole, atomizing honeycomb duct 15 free end through connection be in 7 section diameter minimum departments of venturi. The reaction liquid in the shell body 10 flows into the venturi tube 7 along with the atomization draft tube 15 and then encounters high-speed flowing waste gas to be instantly atomized, and the atomized reaction liquid and the waste gas are fully mixed to improve the efficiency of removing organic volatile matters. The atomization guide pipe 15 is provided with a first flow valve 16, and the first flow valve 16 can control the flow of the reaction liquid flowing into the venturi pipe 7.
The outer side wall of the shell body 10 is provided with a liquid supplementing piece, the liquid supplementing piece comprises a liquid supplementing fixing plate, a liquid supplementing box 18 and a liquid supplementing pipe 19, the liquid supplementing fixing plate is horizontally and fixedly arranged on the outer side wall of the shell body 10, and the liquid supplementing fixing plate is positioned above the filtering support ring 14. The liquid supplementing box 18 is filled with reaction liquid, and the liquid supplementing box 18 is arranged on the liquid supplementing fixing plate. One end of the liquid replenishing pipe 19 is connected to the liquid replenishing tank 18 in a penetrating manner, and the other end of the liquid replenishing pipe 19 is connected to the shell 10 below the filtering support ring 14 in a penetrating manner, so that the other end of the shell 10 is replenished with a reaction liquid. The liquid replenishing pipe 19 is provided with a second flow valve 20.
The diameter of the shell cover 11 is not smaller than that of the shell body 10, an annular sealing strip is arranged on the shell cover 11, and the diameter of the annular sealing strip is the same as that of the shell body 10. The shell cover 11 is provided with an exhaust through hole, an exhaust pipe 21 is embedded in the exhaust through hole, and the exhaust pipe 21 is used for exhausting purified gas. The housing cover 11 is hinged to a port of the housing body 10 by a hinge 22, and the housing cover 11 is fastened to a port of the housing body 10 by a latch 23, and a port of the housing body 10 is sealed by the annular sealing strip.
The waste gas reposition of redundant personnel includes waste gas reposition of redundant personnel house steward 24, waste gas reposition of redundant personnel branch pipe 25 and waste gas injection nozzle 26, waste gas reposition of redundant personnel house steward 24 sets up on the waste gas input tube 9, waste gas reposition of redundant personnel branch pipe 25 sets up on the waste gas reposition of redundant personnel house steward 24, waste gas injection nozzle 26 sets up on the waste gas reposition of redundant personnel branch pipe 25. The waste gas reposition of redundant personnel house steward 24 is the annular tubulose, waste gas reposition of redundant personnel house steward 24 level is fixed to be link up the setting and is in on the waste gas input tube 9 other end. The waste gas reposition of redundant personnel branch pipe 25 is the tubulose, waste gas reposition of redundant personnel branch pipe 25 one end level is fixed to be link up the setting and is in on the waste gas reposition of redundant personnel house steward 24. The waste gas reposition of redundant personnel branch pipe 25 is provided with eight, eight waste gas reposition of redundant personnel branch pipe 25 is in evenly distributed on the waste gas reposition of redundant personnel house steward 24. The waste gas injection nozzle 26 is in a reducing pipe shape, and the large head of the waste gas injection nozzle 26 is arranged on the waste gas branch pipe 25 in a penetrating way. The exhaust gas injection nozzles 26 are arranged in forty or forty, and the forty exhaust gas injection nozzles 26 are uniformly distributed on the exhaust gas branch pipe 25 and the exhaust gas branch manifold 24. After the exhaust gas is sprayed out from the exhaust gas spraying nozzle 26, exhaust gas bubbles with small diameters are formed, and the exhaust gas bubbles are fully mixed with the reaction liquid to remove organic volatile matters in the exhaust gas.
The bubble crushing piece comprises a rotating shaft 27, a rotary bearing 28 and a paddle 29, wherein the length of the rotating shaft 27 is smaller than the preset depth of the reaction liquid, one end of the rotating shaft 27 is vertically and fixedly arranged on the other end face of the shell body 10, and the axis of the rotating shaft 27 is coincided with the axis of the shell body 10. The rotary bearing 28 is sleeved on the other end of the rotating shaft 27, the length of the paddle 29 is not more than the radius of the shell body 10, and one end of the paddle 29 is horizontally and fixedly arranged on the outer ring of the rotary bearing 28. The paddle 29 is provided with four blades, the four blades 29 are uniformly distributed around the rotating bearing 28 in the circumferential direction, and the paddle 29 is always located below the reaction liquid level. When the exhaust gas bubbles rise, the blades 29 are pushed to rotate, the rotating blades 29 cut the exhaust gas bubbles into exhaust gas bubbles with smaller diameters, and the contact area of the exhaust gas bubbles and the reaction liquid is increased so as to further improve the efficiency of removing organic volatile matters in the exhaust gas.
Dust filters and includes dust filtration stay tube 30, activated carbon layer 31, sponge layer 32 and HEPA filter layer 33, dust filtration stay tube 30 sets up on the hull 10, activated carbon layer 31 sponge layer 32 with HEPA filter layer 33 all sets up on the dust filtration stay tube 30, dust filtration stay tube 30 external diameter is not more than the hull 10 internal diameter, dust filtration stay tube 30 length is less than filter support ring 14 extremely a hull 10 terminal surface distance, dust filtration stay tube 30 inlays the dress and is in the hull 10. A handle is arranged at one end of the dust filtering supporting tube 30, and the handle is convenient for workers to load the dust filtering supporting tube 30 into the shell body 10, so that the convenience of maintenance is improved.
A first support ring, a second support ring and a third support ring are arranged in the dust filtering support tube 30, the first support ring, the second support ring and the third support ring are parallel to each other, the first support ring is located below the second support ring, and the third support ring is located above the second support ring. The activated carbon layer 31 is horizontally arranged on the first support ring, the sponge layer 32 is horizontally arranged on the second support ring, and the HEPA filter layer 33 is horizontally arranged on the third support ring. The waste gas after primary treatment by the reaction liquid passes through the activated carbon layer 31, the sponge layer 32 and the HEPA filter layer 33 in sequence, and the dust in the waste gas is filtered and adsorbed by the activated carbon layer 31; then the adsorption liquid adsorbed in the sponge layer 32 can neutralize the waste gas again, and finally the HEPA filter layer 33 performs final filtration treatment on the particulate impurities in the gas, so that the purified gas meets the emission requirement.
As described above, the present invention can be preferably implemented, and variations, modifications, replacements, integrations and modifications of these embodiments can be made by those skilled in the art without departing from the principle and spirit of the present invention, and still fall within the protection scope of the present invention. The parts of the utility model which are not specially explained or limited adopt the prior art.
Claims (10)
1. An exhaust gas treatment device for transfer printing, characterized by comprising:
the waste gas collecting part comprises an air draft part and a waste gas conveying part, the air draft part is connected with the printing equipment, and the waste gas conveying part is connected with the air draft part; the air exhaust part comprises an exhaust fan; the waste gas conveying piece comprises a Venturi tube, a first U-shaped tube and a waste gas input tube, one end of the Venturi tube is communicated with the air outlet of the exhaust fan, the other end of the Venturi tube is communicated with one end of the first U-shaped tube, and the other end of the first U-shaped tube is communicated with one end of the waste gas input tube;
exhaust purification spare, it with the waste gas is collected the piece and is connected, exhaust purification spare includes that casing, waste gas reposition of redundant personnel piece, bubble are smashed and the dust filters the piece, waste gas reposition of redundant personnel piece sets up on the waste gas input tube, bubble are smashed with the dust filters and all sets up on the casing.
2. The waste gas treatment device for transfer printing according to claim 1, wherein the air draft part further comprises an air draft cover and an air draft pipe, the air draft cover is arranged on the printing equipment, the air draft pipe is connected with the air draft cover, and the exhaust fan is connected with the air draft pipe;
the air suction cover comprises an upper air suction cover and a lower air suction cover, and the upper air suction cover and the lower air suction cover are correspondingly connected to the top end surface and the bottom end surface of the printing equipment in a penetrating manner respectively; the exhaust column includes upside exhaust column and downside exhaust column, the upside exhaust column with downside exhaust column one end corresponds the through connection one by one the upside cover with the downside is breathed in and is covered, upside exhaust column other end through connection be in on the downside exhaust column other end, and downside exhaust column another terminal surface with air exhauster income wind gap through connection.
3. The exhaust gas treatment device for transfer printing according to claim 1 or 2, wherein the housing includes a housing body and a housing cover, the housing cover being provided on the housing body; the shell body is tubular, a waste gas input through hole, a slurry discharge through hole and an atomization through hole are formed in the side wall of the shell body, the waste gas input through hole, the slurry discharge through hole and the atomization through hole are close to the other end of the shell body, and the waste gas input through hole is sleeved at the other end of the waste gas input pipe; a pulp discharge pipe is embedded in the pulp discharge through hole, and the free end of the pulp discharge pipe is connected with a second U-shaped pipe in a through mode; and a filtering support ring is arranged on the inner side wall of the shell body.
4. The waste gas treatment device for transfer printing according to claim 3, wherein an atomization guide pipe is embedded in the atomization through hole, and the free end of the atomization guide pipe is communicated with the position with the smallest cross-sectional diameter of the Venturi tube; and a first flow valve is arranged on the atomization guide pipe.
5. The waste gas treatment device for transfer printing according to claim 3, wherein a liquid supplementing piece is arranged on the outer side wall of the shell body, the liquid supplementing piece comprises a liquid supplementing fixing plate, a liquid supplementing box and a liquid supplementing pipe, the liquid supplementing fixing plate is horizontally and fixedly arranged on the outer side wall of the shell body, and the liquid supplementing fixing plate is positioned above the filtering support ring; reaction liquid is filled in the liquid supplementing box, and the liquid supplementing box is arranged on the liquid supplementing fixing plate; fluid infusion pipe one end through connection be in on the fluid infusion case, fluid infusion pipe other end through connection be in filter support ring below the shell body on one's body, be provided with the second flow valve on the fluid infusion pipe.
6. The waste gas treatment device for transfer printing according to claim 3, wherein the diameter of the shell cover is not less than that of the shell body, and an annular sealing strip is arranged on the shell cover; the shell cover is provided with an exhaust through hole, and an exhaust pipe is embedded in the exhaust through hole; the shell cover is hinged to one port of the shell body through a hinge, and the shell cover is buckled on the one port of the shell body through a lock catch.
7. The exhaust gas treatment device for transfer printing according to claim 3, wherein the exhaust gas flow dividing member includes an exhaust gas flow dividing header pipe, an exhaust gas flow dividing branch pipe, and an exhaust gas injection nozzle, the exhaust gas flow dividing header pipe being provided on the exhaust gas input pipe, the exhaust gas flow dividing branch pipe being provided on the exhaust gas flow dividing header pipe, the exhaust gas injection nozzle being provided on the exhaust gas flow dividing branch pipe; the waste gas diversion main pipe is in an annular pipe shape, and the waste gas diversion main pipe is horizontally and fixedly arranged on the other end of the waste gas input pipe in a penetrating way; one end of the waste gas shunting branch pipe is horizontally arranged on the waste gas shunting main pipe in a penetrating way; the waste gas shunting main pipe is provided with a plurality of waste gas shunting branch pipes, and the plurality of waste gas shunting branch pipes are uniformly distributed on the waste gas shunting main pipe; the waste gas injection nozzle is in a reducing pipe shape, the waste gas injection nozzles are arranged in a plurality of numbers, and the large heads of the waste gas injection nozzles are uniformly distributed and run through the waste gas shunting branch pipes and the waste gas shunting main pipe.
8. The waste gas treatment device for transfer printing according to claim 3, wherein the bubble crushing member comprises a rotating shaft, a rotating bearing and a paddle, one end of the rotating shaft is vertically and fixedly arranged on the other end face of the shell body, and the axis of the rotating shaft is coincident with the axis of the shell body; the rotary bearing is sleeved on the other end of the rotating shaft, the length of the paddle is not more than the radius of the shell body, and one end of the paddle is fixedly arranged on the outer ring of the rotary bearing; the paddle is provided with a plurality of blades, and the plurality of blades are uniformly distributed around the circumferential direction of the rotating bearing.
9. The exhaust gas treatment device for transfer printing according to claim 3, wherein the dust filter member includes a dust filter support pipe, an activated carbon layer, a sponge layer and a HEPA filter layer, the dust filter support pipe is disposed on the housing body, the activated carbon layer, the sponge layer and the HEPA filter layer are disposed on the dust filter support pipe, an outer diameter of the dust filter support pipe is not larger than an inner diameter of the housing body, a length of the dust filter support pipe is smaller than a distance from the filter support ring to an end face of the housing body, and the dust filter support pipe is embedded in the housing body; and a handle is arranged at one port of the dust filtering supporting tube.
10. The exhaust gas treatment device for transfer printing according to claim 9, wherein a first support ring, a second support ring and a third support ring are provided in the dust filtration support tube, the first support ring, the second support ring and the third support ring are parallel to each other, and the first support ring is located below the second support ring and the third support ring is located above the second support ring; the activated carbon layer is horizontally arranged on the first support ring, the sponge layer is horizontally arranged on the second support ring, and the HEPA filter layer is horizontally arranged on the third support ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022940752.XU CN214345527U (en) | 2020-12-10 | 2020-12-10 | Waste gas treatment device for transfer printing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022940752.XU CN214345527U (en) | 2020-12-10 | 2020-12-10 | Waste gas treatment device for transfer printing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214345527U true CN214345527U (en) | 2021-10-08 |
Family
ID=77982272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022940752.XU Expired - Fee Related CN214345527U (en) | 2020-12-10 | 2020-12-10 | Waste gas treatment device for transfer printing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214345527U (en) |
-
2020
- 2020-12-10 CN CN202022940752.XU patent/CN214345527U/en not_active Expired - Fee Related
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