CN211636017U - Offset printing technology VOC processing apparatus - Google Patents
Offset printing technology VOC processing apparatus Download PDFInfo
- Publication number
- CN211636017U CN211636017U CN202020104864.9U CN202020104864U CN211636017U CN 211636017 U CN211636017 U CN 211636017U CN 202020104864 U CN202020104864 U CN 202020104864U CN 211636017 U CN211636017 U CN 211636017U
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- Prior art keywords
- offset printing
- stove
- water
- air exhauster
- combustion chamber
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Abstract
The utility model discloses an offset printing technology VOC processing apparatus, including the fan housing, the lower part of fan housing is provided with the printing machine, the inside of printing machine is provided with the printing roller, three way connection is connected to total gas-supply pipe through three way connection on the upper portion of fan housing, the lower surface of total gas-supply pipe is provided with the support frame, total gas-supply pipe is connected with the ring flange through elbow joint, there is the photocatalysis case on the right side of ring flange through the screw connection, the right side of photocatalysis case is provided with the frame, the upper portion of frame is provided with the air exhauster, the right side of air exhauster is provided with the purification stove. The utility model discloses in, through add fan housing and air exhauster on printing machine printing unit and collect waste gas and get into through the pipeline and handle the unit and reach national emission standard through multinomial processing, purification, dust fall, the effectual ecological environment that has protected has reduced atmospheric pollution, simultaneously, makes workplace safer, has guaranteed that workman's is healthy better.
Description
Technical Field
The utility model relates to an air purification device technical field especially relates to offset printing technology VOC processing apparatus.
Background
VOCs are volatile organic compounds. When reaching a certain concentration, the volatile organic compounds can cause symptoms of headache, nausea, vomiting, hypodynamia and the like of people, even cause convulsion and coma in severe cases, damage the liver, the kidney, the brain and the nervous system, and cause serious consequences of hypomnesis and the like.
The waste gas generated in the traditional printing process is directly discharged into the air, so that certain pollution is caused to the atmosphere and the ecological environment, and in addition, the VOC gas in the waste gas causes certain threat to the physical health of workers.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an offset printing process VOC treatment device.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an offset printing technology VOC processing apparatus, includes the fan housing, the lower part of fan housing is provided with the printing machine, the inside of printing machine is provided with the printing roller, the upper portion of fan housing is connected to total gas-supply pipe through three way connection, the lower surface of total gas-supply pipe is provided with the support frame, total gas-supply pipe is connected with the ring flange through elbow fitting, there is the photocatalysis case right side of ring flange through the screw connection, the right side of photocatalysis case is provided with the frame, the upper portion of frame is provided with the air exhauster, the right side of air exhauster is provided with the purification stove, the purification stove is connected with the photocatalysis case through the air exhauster, the front side of purification stove is provided with the water tank, the upper surface of water tank is provided with the water pump, the upper surface of water tank and the right side that is located the water pump are, and one end of the water pipe, which is far away from the water tank, is fixedly connected with the outer surface of the purification furnace.
As a further description of the above technical solution:
the surface that purifies the stove just is located the front side and is provided with the observation window, the upper surface that purifies the stove is provided with the maintenance mouth.
As a further description of the above technical solution:
the left side wall of photocatalysis case runs through there is the waste gas import, the inside of waste gas import is provided with first sealed pad, the right side wall of photocatalysis case is provided with the gas outlet, the inside of gas outlet is provided with the sealed pad of second.
As a further description of the above technical solution:
the lower side wall of the photocatalysis box is provided with a titanium dioxide catalysis plate, and the upper side wall of the photocatalysis box is provided with an ultraviolet lamp.
As a further description of the above technical solution:
the internal surface that purifies the stove just is located upper portion and is provided with the shower nozzle, the internal surface that purifies the stove just is located the lower part fixedly connected with baffle of shower nozzle, it has the hole that leaks to run through on the baffle, the internal surface that purifies the stove just is located the lower part of baffle and is the waste water collection room.
As a further description of the above technical solution:
the upper surface of baffle just is located the middle part and is provided with the combustion chamber, combustion chamber one side is connected with the air exhauster through connecting the trachea, and exhaust port is seted up to the opposite side of combustion chamber, the upper surface of baffle just is located the inside of combustion chamber and is provided with burner.
As a further description of the above technical solution:
and a heat exchange coil is laid on the upper part of the inner wall of the combustion chamber, one end of the heat exchange coil is provided with a water inlet connected with external cooling water, and the other end of the heat exchange coil is provided with a hot water outlet.
The utility model discloses following beneficial effect has:
compared with the prior art, this offset printing technology VOC processing apparatus passes through to add fan housing and air exhauster on printing machine printing unit and collects waste gas and get into through the pipeline and handle the unit and pass through multinomial processing, purification, dust fall and reach national emission standard, and the effectual ecological environment that has protected has reduced atmospheric pollution, simultaneously, makes workplace safer, has guaranteed that workman's is healthy better.
Drawings
Fig. 1 is a schematic view of a VOC treatment device for offset printing process according to the present invention;
FIG. 2 is a schematic view of a photocatalytic tank of the offset printing process VOC treatment device provided by the present invention;
FIG. 3 is a schematic view of a purifying furnace of the offset printing process VOC treatment device of the present invention.
Illustration of the drawings:
1. a wind-collecting cover; 2. a support frame; 3. a main gas transmission pipe; 4. a three-way joint; 5. a pipe bending joint; 6. a maintenance port; 7. a purification furnace; 8. an observation window; 9. a water delivery pipe; 10. a water pump; 11. a water inlet; 12. a water tank; 13. an exhaust fan; 14. a machine base; 15. a photocatalytic tank; 16. a flange plate; 17. a printing roller; 18. a printing press; 19. a first gasket; 20. an exhaust gas inlet; 21. a titanium dioxide catalyst plate; 22. an air outlet; 23. a second gasket; 24. an ultraviolet lamp; 25. a spray head; 26. a partition plate; 27. a waste water collection chamber; 28. a combustion device; 29. a combustion chamber.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the utility model provides an offset printing technology VOC processing apparatus: including the fan housing 1, a waste gas for collecting printing machine 18 production, the lower part of fan housing 1 is provided with printing machine 18, the inside of printing machine 18 is provided with printing roller 17, three way connection 4 is passed through on the upper portion of fan housing 1 and is connected to total gas-supply pipe 3, be used for carrying waste gas, the lower surface of total gas-supply pipe 3 is provided with support frame 2, play the supporting role, total gas-supply pipe 3 is connected with ring flange 16 through elbow 5, play the connecting role, there is photocatalysis case 15 on the right side of ring flange 16 through the screw connection, a right side for carrying out oxidation treatment to waste gas, photocatalysis case 15 is provided with frame 14, the upper portion of frame 14 is provided with air exhauster 13, carry out the power supply of waste gas extraction, the right side of air exhauster 13 is provided with purification stove 7, be used for waste gas further treatment, purification.
The front side that purifies stove 7 is provided with water tank 12, and the upper surface of water tank 12 is provided with water pump 10, and the upper surface of water tank 12 just is located the right side of water pump 10 and is provided with water inlet 11, and the upper surface of water tank 12 just is located the rear portion of water pump 10 and is provided with raceway 9 for delivery water, raceway 9 keep away from the one end of water tank 12 and the fixed surface of purifying stove 7 is connected.
The surface that purifies stove 7 and be located the front side and be provided with observation window 8, the upper surface that purifies stove 7 is provided with maintenance mouth 6, the left side wall of photocatalysis case 15 runs through there is waste gas import 20, the inside of waste gas import 20 is provided with first sealed 19, it is inseparabler to make the connection, place the waste gas of taking out and spill, the right side wall of photocatalysis case 15 is provided with gas outlet 22, the inside of gas outlet 22 is provided with the sealed 23 of second, it is inseparabler to make the connection, place the waste gas of taking out and spill, the lower side wall of photocatalysis case 15 is provided with titanium dioxide catalysis board 21, carry out the catalyst of photocatalysis, the last side wall of photocatalysis case 15 is provided with ultraviolet lamp 24, a light is used for producing the ultraviolet ray.
The internal surface of purifying furnace 7 just is located the upper portion and is provided with shower nozzle 25 for the water spray, purifies the internal surface of furnace 7 and just is located the lower part fixedly connected with baffle 26 of shower nozzle 25, and it has the hole that leaks to run through on the baffle 26 for waste water recovery, purifies the internal surface of furnace 7 and just is located the lower part of baffle 26 and is the waste water collection room 27, and the upper surface of baffle 26 just is located the middle part and is provided with combustion chamber 29 for carry out the heat accumulation burning to waste gas. One side of the combustion chamber 29 is connected with the exhaust fan 13 through a connecting air pipe, the other side of the exhaust fan 13 is connected with the air outlet 22 of the photocatalytic box 15 through an air pipe, and the exhaust gas treated in the photocatalytic box 15 is conveyed to the interior of the combustion chamber 29 through the exhaust fan 13 for further treatment. The other side of the combustion chamber 29 is provided with a waste gas discharge port for discharging the waste gas treated in the combustion chamber into the purification furnace. The combustion device 28 is disposed on the upper surface of the partition 26 and inside the combustion chamber 29, and the combustion device 28 is selected from the prior art. In order to recover the heat generated by the combustion device 28, a heat exchange coil is laid along the upper part of the inner wall of the combustion chamber 29, one end of the heat exchange coil is provided with a water inlet connected with external cooling water, and the other end of the heat exchange coil is provided with a hot water outlet. When the combustion device 28 is in operation, cold water is introduced through the inlet of the heat exchange coil, passes through the heat exchange coil and flows out of the hot water outlet of the heat exchange coil, and carries away heat generated in the combustion chamber 29.
The working principle is as follows: the exhaust gas generated by the printing unit of the printer 18 is transported to the photocatalytic box 15 through the air collecting cover 1 and the air collecting pipe 3 by the exhaust fan 13, ozone is generated under the action of the titanium dioxide catalytic plate 21 and the ultraviolet lamp 24, further, the components in the exhaust gas are oxidized, the gas passing through the photocatalytic box 15 is heated and combusted by the combustion device 28 in the combustion chamber 29, the combustible components in the gas are converted into carbon dioxide, water and the like, harmful and polluted components in the gas are purified, the water in the water tank 12 is sprayed out from the spray head 25 by the water pump 10, the dust, particles and the like in the gas in the purifying furnace 7 are deposited and cooled simultaneously, and water drops with the dust and particles return to the waste water collecting chamber 27 from the water leakage holes on the partition plate 26.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. Offset printing technology VOC processing apparatus, including air-collecting cover (1), its characterized in that: the lower part of fan housing (1) is provided with printing machine (18), the inside of printing machine (18) is provided with printing roller (17), the upper portion of fan housing (1) is connected to total gas-supply pipe (3) through three way connection (4), the lower surface of total gas-supply pipe (3) is provided with support frame (2), total gas-supply pipe (3) are connected with ring flange (16) through elbow fitting (5), the right side of ring flange (16) is connected with photocatalysis case (15) through the screw, the right side of photocatalysis case (15) is provided with frame (14), the upper portion of frame (14) is provided with air exhauster (13), the right side of air exhauster (13) is provided with purification stove (7), purification stove (7) are connected with photocatalysis case (15) through air exhauster (13), the front side of purification stove (7) is provided with water tank (12), the upper surface of water tank (12) is provided with water pump (10), the upper surface of water tank (12) and the right side that is located water pump (10) are provided with water inlet (11), the upper surface of water tank (12) and the rear portion that is located water pump (10) are provided with raceway (9), the one end that water tank (12) were kept away from in raceway (9) is connected with the surface fixed of purifying furnace (7).
2. Offset printing process VOC treatment device according to claim 1, characterized in that: the outer surface of the purification furnace (7) is provided with an observation window (8) on the front side, and the upper surface of the purification furnace (7) is provided with a maintenance opening (6).
3. Offset printing process VOC treatment device according to claim 1, characterized in that: the left side wall of photocatalysis case (15) runs through there is waste gas import (20), the inside of waste gas import (20) is provided with first sealed pad (19), the right side wall of photocatalysis case (15) is provided with gas outlet (22), the inside of gas outlet (22) is provided with the sealed pad (23) of second.
4. Offset printing process VOC treatment device according to claim 1, characterized in that: the lower side wall of the photocatalytic box (15) is provided with a titanium dioxide catalytic plate (21), and the upper side wall of the photocatalytic box (15) is provided with an ultraviolet lamp (24).
5. Offset printing process VOC treatment device according to claim 1, characterized in that: purify the internal surface of stove (7) and be located upper portion and be provided with shower nozzle (25), purify the internal surface of stove (7) and be located lower part fixedly connected with baffle (26) of shower nozzle (25), it has the hole that leaks to run through on baffle (26), the internal surface of purifying stove (7) and the lower part that is located baffle (26) are waste water collection room (27).
6. Offset printing process VOC treatment device according to claim 5, characterized in that: the upper surface of baffle (26) just is located the middle part and is provided with combustion chamber (29), combustion chamber (29) one side is connected with air exhauster (13) through connecting the trachea, and exhaust emission port is seted up to the opposite side of combustion chamber (29), the upper surface of baffle (26) and the inside that is located combustion chamber (29) are provided with burner (28).
7. Offset printing process VOC treatment device according to claim 6, characterized in that: and a heat exchange coil is laid on the upper part of the inner wall of the combustion chamber (29), one end of the heat exchange coil is provided with a water inlet connected with external cooling water, and the other end of the heat exchange coil is provided with a hot water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020104864.9U CN211636017U (en) | 2020-01-17 | 2020-01-17 | Offset printing technology VOC processing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020104864.9U CN211636017U (en) | 2020-01-17 | 2020-01-17 | Offset printing technology VOC processing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211636017U true CN211636017U (en) | 2020-10-09 |
Family
ID=72683708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020104864.9U Expired - Fee Related CN211636017U (en) | 2020-01-17 | 2020-01-17 | Offset printing technology VOC processing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211636017U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112516734A (en) * | 2020-11-17 | 2021-03-19 | 殷震花 | A centralized processing system of waste gas for water based paint production |
-
2020
- 2020-01-17 CN CN202020104864.9U patent/CN211636017U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112516734A (en) * | 2020-11-17 | 2021-03-19 | 殷震花 | A centralized processing system of waste gas for water based paint production |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201009 Termination date: 20220117 |
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| CF01 | Termination of patent right due to non-payment of annual fee |