CN220386067U - Printing waste gas treatment device - Google Patents
Printing waste gas treatment device Download PDFInfo
- Publication number
- CN220386067U CN220386067U CN202321737130.4U CN202321737130U CN220386067U CN 220386067 U CN220386067 U CN 220386067U CN 202321737130 U CN202321737130 U CN 202321737130U CN 220386067 U CN220386067 U CN 220386067U
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- CN
- China
- Prior art keywords
- cleaning
- fixedly connected
- filter screen
- treatment device
- gas treatment
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000007639 printing Methods 0.000 title claims abstract description 29
- 239000002912 waste gas Substances 0.000 title claims abstract description 25
- 238000004140 cleaning Methods 0.000 claims abstract description 68
- 238000003795 desorption Methods 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 238000002485 combustion reaction Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 239000007789 gas Substances 0.000 claims description 18
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 238000010926 purge Methods 0.000 claims 3
- 238000005406 washing Methods 0.000 claims 2
- 238000001179 sorption measurement Methods 0.000 abstract description 7
- 239000012535 impurity Substances 0.000 description 9
- 229910021536 Zeolite Inorganic materials 0.000 description 8
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 8
- 239000010457 zeolite Substances 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a printing waste gas treatment device which comprises a pretreatment box, a rotating wheel concentration chamber, a treatment fan, a heating chamber and a combustion chamber which are sequentially and fixedly connected, wherein a grid is arranged at the inlet of the pretreatment box, a desorption cooling air port and an adsorption air port are respectively processed at the outlet of the pretreatment box, the treatment fan, the heating chamber and the rotating wheel concentration chamber are connected through connecting pipes, cleaning boxes are fixedly connected to the two sides of the pretreatment box, and two sliding rails are arranged inside the pretreatment box and the cleaning box. According to the utility model, the supporting connecting frame can be pushed to move on the sliding rail through replacing the telescopic rod, so that the filter screen on the supporting connecting frame is replaced, frequent replacement of the filter screen by workers is avoided, the water storage space of the cleaning box can be used for containing cleaning liquid, the surface of the filter screen is cleaned after the sponge on the cleaning rotating roller is fully stained with the cleaning liquid, the cleaning rotating roller is used for wiping the surface of the filter screen, the cleaning and reusability of the filter screen are ensured, and the cost is reduced.
Description
Technical Field
The utility model relates to the technical field of waste gas treatment, in particular to a printing waste gas treatment device.
Background
The printing waste gas is mainly ink waste gas generated during printing and waste gas volatilized by gasoline used for cleaning ink sticks, solvent-type ink contains 50-60% of volatile components and diluents, the ratio of the volatile components is 70-80%, the components of the printing VOCs waste gas are benzene, toluene, xylene, acetone, butanone, lipid, ethers and other gases and sol, the waste gas generated during printing is required to be purified and then discharged, currently, the treatment process of the printing waste gas is generally thermal oxidation treatment, firstly, the waste gas is preprocessed, then a large-air-volume and low-concentration waste gas swivel is changed into small-air-volume and high-concentration waste gas through a concentration rotating wheel, and then the waste gas is connected with oxidation equipment.
Through retrieving, chinese patent application number is CN 202121823714.4's patent, disclosed a printing exhaust gas treatment device, which comprises a case, the machine case is by roof, bottom plate and the one side open-ended box structure that three curb plate concatenation of fixed connection in roof and bottom plate formed, the open side of machine case is provided with the sealing door, machine case one end is provided with the intake pipe, the other end is provided with the blast pipe, heating chamber has been set gradually to the exhaust pipe end by the intake pipe end to the exhaust pipe end in the machine case, sterilizes room and active carbon filter chamber, sterilizes room and plasma and sterilizes all is provided with netted baffle between room, be provided with the baffle between room and the active carbon filter chamber, the baffle upper end is provided with the netted board that supplies the waste gas circulation.
The printing exhaust gas treatment device in the above patent also requires periodic replacement of the filter plates inside the activated carbon filter chamber, otherwise long-term filtration of the exhaust gas can cause filter plate clogging.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a printing waste gas treatment device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a printing exhaust treatment device, includes pretreatment case, runner concentration room, treatment fan and heating chamber, the combustion chamber of fixed connection in proper order, pretreatment case entrance is provided with the grid, the exit punishment of pretreatment case has desorption cooling wind gap, absorption wind gap, link to each other through the connecting pipe between treatment fan and heating chamber, the runner concentration room, pretreatment case both sides fixedly connected with washs the case, pretreatment case, washs the incasement portion and is provided with two slide rails, slide rail inner wall sliding connection has the support to link the frame, is close to the support of pretreatment case entrance links frame inner wall fixedly connected with medium-efficient filter screen, keeps away from the support of pretreatment case entrance links frame inner wall fixedly connected with high-efficient filter screen, the outer wall that the support links the frame is provided with sealed pad.
Preferably: the outer wall fixedly connected with of washbox changes the telescopic link, change telescopic link's telescopic link fixed connection in support even frame one end outer wall.
Preferably: the cleaning box comprises a cleaning box body, a cleaning roller, a sponge pad, a supporting connecting rod, an elastic telescopic column, a cleaning rotary roller and a sponge pad.
Preferred as the present utility model: the bottom of the cleaning tank is provided with a water storage space, and the bottom of the cleaning tank is provided with a liquid inlet.
As a preferred embodiment of the present utility model: and one end of the sliding rail positioned in the cleaning box is provided with an arc-shaped groove.
As a preferred embodiment of the present utility model: the back of the cleaning box is provided with a desorption fan, and the cleaning box is connected and communicated with the connecting pipe through an air guide pipe.
The utility model has the beneficial effects that:
can promote through changing the telescopic link and support and link the frame and remove on the slide rail to change the filter screen on the frame is even supported, avoids the frequent change filter screen of staff, washs the water storage space of case and can be used for placing the cleaning solution, washs and cleans the filter screen surface after being stained with the cleaning solution to the sponge on the roller, washs the roller and is used for cleaning the filter screen surface, guarantees the cleanness and the reusability of filter screen, reduce cost.
Drawings
FIG. 1 is a schematic view of the whole structure of a printing exhaust gas treatment device according to the present utility model;
FIG. 2 is a schematic diagram showing a front cross-sectional view of a pretreatment tank of a printing exhaust gas treatment device according to the present utility model;
FIG. 3 is a schematic view showing a cross-sectional back surface of a pretreatment tank of a printing exhaust gas treatment device according to the present utility model;
FIG. 4 is a schematic view showing a support frame of a printing exhaust gas treatment device according to the present utility model;
fig. 5 is a schematic view of a bearing link of a printing exhaust gas treatment device according to the present utility model.
In the figure: 1-pretreatment box, 2-cleaning box, 3-air guide pipe, 4-connecting pipe, 5-treatment fan and heating chamber, 6-runner concentrating chamber, 7-grille, 8-liquid inlet, 9-replacement telescopic rod, 10-medium-efficiency filter screen, 11-high-efficiency filter screen, 12-cleaning telescopic rod, 13-desorption fan, 14-desorption cooling air inlet, 15-adsorption air inlet, 16-slide rail, 17-support connecting frame, 18-arc groove, 19-bearing connecting rod, 20-elastic telescopic column, 21-cleaning rotary roller and 22-combustion chamber.
Detailed Description
The technical scheme of the patent is further described in detail below with reference to the specific embodiments.
Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely for convenience in describing the patent and simplifying the description, and do not limit the device, structure, or element to which it refers to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the patent.
In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.
Examples
1-3, a printing waste gas treatment device comprises a pretreatment box 1, a rotating wheel concentration chamber 6, a treatment fan, a heating chamber 5 and a combustion chamber 22 which are sequentially and fixedly connected, wherein a grid 7 is arranged at the inlet of the pretreatment box 1, a desorption cooling air port 14 and an adsorption air port 15 are respectively processed at the outlet of the pretreatment box 1, and the treatment fan, the heating chamber 5 and the rotating wheel concentration chamber 6 are connected through a connecting pipe 4;
printing waste gas enters the pretreatment box 1 from the inlet of the pretreatment box 1 for pretreatment, then is split into two air flows through the desorption cooling air port 14 and the adsorption air port 15, the air blown out from the adsorption air port 15 enters the zeolite runner in the runner concentration chamber 6, impurities in the waste gas are filtered and adsorbed, then the air is discharged, the air blown out from the desorption cooling air port 14 enters the zeolite runner in the runner concentration chamber 6 and then enters the treatment fan and the heating chamber 5 for electric heating, and then is reversely blown to the zeolite runner, impurities on the zeolite runner are blown and desorbed and move to the tail end of the treatment fan and the heating chamber 5 along with the air through the connecting pipe 4 and finally enter the inside of the heating chamber 22 for combustion, so that the printing waste gas is converted into small air quantity and high concentration from a large air quantity and low concentration state, and then is subjected to catalytic oxidation combustion treatment in a concentrated mode, and the energy consumption is saved.
As shown in fig. 1, fig. 2 and fig. 4, the two sides of the pretreatment tank 1 are fixedly connected with a cleaning tank 2, two sliding rails 16 are arranged in the pretreatment tank 1 and the cleaning tank 2, the inner walls of the sliding rails 16 are slidably connected with a supporting connecting frame 17, the inner wall of the supporting connecting frame 17 close to the inlet of the pretreatment tank 1 is fixedly connected with a middle-effect filter screen 10, the inner wall of the supporting connecting frame 17 far away from the inlet of the pretreatment tank 1 is fixedly connected with a high-efficiency filter screen 11, the outer wall of the supporting connecting frame 17 is provided with a sealing gasket, one outer wall of the cleaning tank 2 is fixedly connected with a replacement telescopic rod 9, and the telescopic end of the replacement telescopic rod 9 is fixedly connected with the outer wall of one end of the supporting connecting frame 17;
the shape of the supporting connecting frame 17 is formed by connecting two identical square frames, the size of the square frames is identical to that of the cross section of the pretreatment box 1, and the replacement telescopic rod 9 can push the supporting connecting frame 17 to move on the sliding rail 16, so that the filter screen on the supporting connecting frame 17 is replaced, and frequent replacement of the filter screen by workers is avoided.
As shown in fig. 1-5, a water storage space is arranged at the bottom of the cleaning tank 2, a liquid inlet 8 is arranged at the bottom of the cleaning tank 2, two cleaning telescopic rods 12 are fixedly connected to the outer wall of the top end of the cleaning tank 2, a bearing connecting rod 19 is fixedly connected to the telescopic ends of the cleaning telescopic rods 12, evenly-distributed elastic telescopic columns 20 are fixedly connected to the inner walls of the bearing connecting rods 19, cleaning rollers 21 are fixedly connected to the telescopic ends of the elastic telescopic columns 20, sponge pads are arranged around the cleaning rollers 21, an arc-shaped groove 18 is formed in one end of a sliding rail 16 inside the cleaning tank 2, a desorption fan 13 is arranged at the back of the cleaning tank 2, and the cleaning tank 2 is connected and communicated with a connecting pipe 4 through a guide pipe 3;
the water storage space of the cleaning tank 2 can be used for placing cleaning liquid, the sponge on the cleaning roller 21 is stained with the cleaning liquid and then cleans the surface of the filter screen, the cleaning roller 21 is used for wiping the surface of the filter screen, the cleaning and reusability of the filter screen are guaranteed, the cost is reduced, meanwhile, the desorption fan 13 can also blow off impurities adhered on the filter screen, along with the air flow entering the combustion chamber 22 through the air guide pipe 3 and the connecting pipe 4 for combustion, and the arc-shaped groove 18 on the sliding rail 16 is convenient for cleaning the roller 21 to move between the water storage space and the filter screen.
The replacement telescopic rod 9 and the cleaning telescopic rod 12 are electrically driven.
When the cleaning device is used, cleaning liquid is injected into the water storage space of the cleaning box 2 through the liquid inlet 8 at the beginning, the telescopic rod 9 and the cleaning telescopic rod 12 are replaced to be in an extension state, namely the medium-efficiency filter screen 10 and the high-efficiency filter screen 11 are positioned in the pretreatment box 1 and the right cleaning box 2, and the cleaning rotary roller 21 is soaked in the cleaning liquid;
during operation, printing waste gas is injected into the pretreatment box 1 through the grid 7, the grid 7 can block large-scale impurities, the printing waste gas is filtered by the medium-efficiency filter screen 10 and the high-efficiency filter screen 11 in the pretreatment box 1 and then is divided into two paths, the two paths enter the inside of the rotating wheel concentration chamber 6 from the desorption cooling air port 14 and the adsorption air port 15 respectively, gas blown out from the adsorption air port 15 enters the zeolite rotating wheel in the rotating wheel concentration chamber 6 to filter and adsorb impurities in the waste gas, then the gas is discharged, and the gas blown out from the desorption cooling air port 14 enters the zeolite rotating wheel in the rotating wheel concentration chamber 6 to enter the treatment fan and the heating chamber 5 to be electrically heated, and then is reversely blown to the zeolite rotating wheel to blow and desorb the impurities on the zeolite rotating wheel and move to the tail end of the treatment fan and the heating chamber 5 along with the gas through the connecting pipe 4 to finally enter the inside of the rotating wheel 22 to burn;
when the filter screen is replaced, the telescopic rod 9 is replaced to drive the supporting connecting frame 17 to move, so that the middle-efficiency filter screen 10 and the high-efficiency filter screen 11 are positioned in the cleaning box 2 and the pretreatment box 1 at the left side, and the aim of replacing the filter screen in the pretreatment box 1 is fulfilled;
during cleaning, the cleaning telescopic rod 12 drives the bearing connecting rod 19 to move up and down, the cleaning rotary roller 21 which is stained with cleaning liquid is clung to the filter surface to clean the cleaning telescopic rod under the action of the elasticity of the bearing connecting rod 19, and meanwhile, the desorption fan 13 corresponding to the cleaning box 2 rotates to reversely blow the middle-effect filter screen 10 and the high-efficiency filter screen 11, so that impurities on the middle-effect filter screen 10 and the high-efficiency filter screen 11 fall off, one part of impurities fall off in the cleaning liquid in the water storage space, the other part of impurities enter the combustion chamber 22 through the air guide pipe 3 and the connecting pipe 4 to be combusted under the driving of air flow, and workers only need to replace the cleaning liquid in the water storage space of the cleaning box 2 regularly.
While the utility model has been described in terms of what are presently considered to be the most practical and preferred embodiments, it is to be understood that the utility model is not limited to the disclosed embodiments, but on the contrary, is intended to cover various modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the appended claims.
Claims (6)
1. The utility model provides a printing exhaust gas treatment device, includes pretreatment tank (1), runner concentration room (6), processing fan and heating chamber (5), combustion chamber (22) of fixed connection in proper order, pretreatment tank (1) entrance is provided with grid (7), the punishment of export department of pretreatment tank (1) has desorption cooling air inlet (14), absorption air inlet (15), link to each other through connecting pipe (4) between processing fan and heating chamber (5), runner concentration room (6), a serial communication port, pretreatment tank (1) both sides fixedly connected with washs case (2), pretreatment tank (1), washs inside two slide rails (16) that are provided with of case (2), slide rail (16) inner wall sliding connection has support to link frame (17), is close to support to pretreatment tank (1) entrance link frame (17) inner wall fixedly connected with in-efficient filter screen (10), keep away from support linking frame (17) inner wall fixedly connected with of pretreatment tank (1) entrance is high-efficient (11), the outer wall of support linking frame (17) is provided with sealed the pad.
2. A printing exhaust gas treatment device according to claim 1, wherein a replacement telescopic rod (9) is fixedly connected to the outer wall of the cleaning box (2), and the telescopic end of the replacement telescopic rod (9) is fixedly connected to the outer wall of one end of the supporting connecting frame (17).
3. The printing waste gas treatment device according to claim 1, wherein the outer wall of the top end of the cleaning box (2) is fixedly connected with two cleaning telescopic rods (12), the telescopic ends of the cleaning telescopic rods (12) are fixedly connected with bearing connecting rods (19), the inner walls of the bearing connecting rods (19) are fixedly connected with evenly distributed elastic telescopic columns (20), the telescopic ends of the elastic telescopic columns (20) are fixedly connected with cleaning rotary rollers (21), and sponge pads are arranged around the cleaning rotary rollers (21).
4. A printing exhaust gas treatment device according to claim 3, characterized in that the bottom of the washing tank (2) is provided with a water storage space, and the bottom of the washing tank (2) is provided with a liquid inlet (8).
5. A printing exhaust gas treatment device according to claim 4, characterized in that an arc-shaped groove (18) is formed at one end of a slide rail (16) located inside the purge bin (2).
6. A printing exhaust gas treatment device according to claim 1, characterized in that the back of the purge bin (2) is provided with a desorption fan (13), and the purge bin (2) is connected and communicated with the connecting pipe (4) through an air guide pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321737130.4U CN220386067U (en) | 2023-07-05 | 2023-07-05 | Printing waste gas treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321737130.4U CN220386067U (en) | 2023-07-05 | 2023-07-05 | Printing waste gas treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220386067U true CN220386067U (en) | 2024-01-26 |
Family
ID=89599508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321737130.4U Active CN220386067U (en) | 2023-07-05 | 2023-07-05 | Printing waste gas treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220386067U (en) |
-
2023
- 2023-07-05 CN CN202321737130.4U patent/CN220386067U/en active Active
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