CN218610946U

CN218610946U - Stamp heat transfer printing ink flue gas processing apparatus

Info

Publication number: CN218610946U
Application number: CN202221606406.0U
Authority: CN
Inventors: 任学斌
Original assignee: Shaoxing Dieyuyin Digital Technology Co ltd
Current assignee: Shaoxing Dieyuyin Digital Technology Co ltd
Priority date: 2022-06-26
Filing date: 2022-06-26
Publication date: 2023-03-14
Anticipated expiration: 2032-06-26

Abstract

The utility model discloses a stamp heat transfer printing ink flue gas processing apparatus, including the frame, be located the collection cover that is used for collecting stamp heat transfer production printing ink flue gas in the frame, collect and cover and have high efficiency filter through flange joint, high efficiency filter has top exhaust gas's first fan through the pipe connection, install first filter screen and second fan in the high efficiency filter in proper order, install the harmful gas processing apparatus who is located first filter screen and second fan top in the high efficiency filter. Mainly through the photocatalysis equipment in filter screen, the high efficiency filter, plasma equipment makes to produce the effective purification of volatile printing ink flue gas in the stamp heat transfer, and is efficient fast.

Description

Stamp heat transfer printing ink flue gas processing apparatus

Technical Field

The utility model relates to a digital printing technical field especially relates to a stamp heat transfer printing ink flue gas processing apparatus.

Background

The digital printing machine has wide application, but the waste gas generated by easy volatilization during heat transfer not only stays in the atmosphere for a long time, but also diffuses and drifts to a distant place, thereby causing serious pollution to the environment. The waste gas is inhaled into human body, and directly produces great harm to human health. In addition, the uncontrolled emission of industrial fumes worsens the global atmospheric environment, and the harm of acid rain (mainly from sulfur oxides and nitrogen oxides emitted by industry) has attracted attention from various countries. The acidification caused by the polluted atmosphere causes the damage of the ecological environment, and serious disasters frequently occur, which causes great loss to human beings.

Chinese patent document no: CN211251706U, entitled thermal transfer printing machine, discloses the following technical scheme: the utility model provides a thermal transfer calico printing machine, includes that the rack sets gradually along cloth direction of transfer in frame and unreels roller, calico paper unreels roller and be used for placing the rack of calico paper unreeling roller temporarily, has set gradually updraft ventilator and the dust blowing device that is used for blowing up cloth surface dust along cloth direction of transfer between cloth unreeling roller and the calico paper unreel roller, and updraft ventilator cooperation dust blowing device uses and is used for taking gas out together with the dust.

The further technical scheme is as follows:

the dust blowing device comprises a blowing plate, a blowing branch pipe and an air inlet pipe connected with a blower; the outer side wall of the air inlet pipe is fixedly provided with a blowing plate facing the cloth, and the blowing plate is positioned between the cloth unwinding roller and the air inlet pipe; a blowing branch pipe for guiding gas to the cloth is arranged in the blowing plate and is communicated with the air inlet pipe; the blowing plate is provided with an adjusting mechanism for adjusting the cloth-facing angle of the blowing plate; the adjusting mechanism comprises a locking plate arranged on the blowing plate, the supporting column is provided with a movable sliding rod, the locking plate is provided with an arc-shaped through hole along the circumferential direction of the air inlet pipe, and the end part of the sliding rod extends into the through hole; the sliding rod is provided with a locking device for fixing the locking plate; a baffle perpendicular to the frame is arranged between the dust blowing device and the printing paper unwinding roller on the frame, and a gap is reserved between the baffle and the cloth; one side of the baffle plate facing the cloth unwinding roller is provided with a dust adhering sheet.

The technical scheme is that dust on the surface and in the pipe of the cloth is well removed, and the pattern on the printing paper can be completely transferred to the cloth to ensure that the printing is complete.

However, most of the exhaust gas generated by easy volatilization during heat transfer comes from ink or organic solvent, such as toluene, xylene, aromatic hydrocarbon, and 70-80% of components in the ink, such as ethanol, ethyl acetate, propyl acetate, etc., are volatile, and the related treatment method is not disclosed in the technical scheme.

Current treatment methods for such volatile organics include:

the adsorption method has the advantages of low cost and the defects that the adsorbent needs to be replaced regularly and the waste adsorbent is dangerous waste;

adsorption and condensation recovery, the advantages are high treatment efficiency, recyclable adsorbent, large occupied area of equipment and high investment;

the low-temperature plasma has the advantages of low power consumption, simple and easy installation of equipment and the defect of possible generation of secondary pollution;

the condensation method has the advantages of recovering valuable solvent and having the defect of secondary treatment of condensed tail gas;

the absorption method has the advantages of simple process and low equipment cost, and has the defect that the absorbent needs to be replaced regularly;

the combustion method has the advantages of high treatment efficiency, thorough treatment of pollutants and easy generation of secondary pollution.

Therefore, the utility model is provided for the problem of the treatment method of the volatile organic compounds.

SUMMERY OF THE UTILITY MODEL

For solving the problem that exists among the prior art, the utility model provides a stamp heat transfer printing ink flue gas processing apparatus.

The technical scheme adopted for achieving the purpose is as follows: the utility model provides a stamp heat transfer printing ink flue gas processing apparatus, includes the frame, is located the collection cover that is used for collecting stamp heat transfer production printing ink flue gas in the frame, collect and cover and have high efficiency filter through flange joint, high efficiency filter has top exhaust gas's first fan through the pipe connection, install first filter screen and second fan in the high efficiency filter in proper order, install the harmful gas processing apparatus who is located first filter screen and second fan top in the high efficiency filter.

Further, the harmful gas treatment device comprises a photocatalytic plate located above the air outlet of the second fan and an ultraviolet lamp located above the photocatalytic plate.

Further, the photocatalytic plate is a catalyst honeycomb pore plate which can catalytically decompose harmful gas through irradiation of an ultraviolet lamp.

Further, the catalyst is nano titanium dioxide.

Furthermore, the caliber of the air outlet of the second fan is matched with the caliber of the photocatalytic plate.

Furthermore, the harmful gas treatment device is a plasma purifier, a discharge generation area is arranged in the plasma purifier, an electric field tube is arranged in the discharge generation area, and a protective shell is arranged in the discharge generation area.

Further, a second filter screen is arranged above the protective shell.

Furthermore, an air outlet in the high-efficiency filter is provided with an S-shaped air deflector.

The utility model relates to a stamp heat transfer printing ink flue gas processing apparatus's beneficial effect is: mainly through the photocatalysis equipment in filter screen, the high efficiency filter, plasma equipment makes to produce the effective purification of volatile printing ink flue gas in the stamp heat transfer, and is efficient fast.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a first embodiment of the medium-efficiency filter according to the present invention;

FIG. 3 is a schematic structural view of a second embodiment of the medium-efficiency filter according to the present invention;

the reference symbols in the figures illustrate: 1 is a frame, 2 is a collecting cover, 3 is a high efficiency filter, 4 is a first fan, 5 is a first filter screen, 6 is a second fan, 9 is an S-shaped air deflector, 71 is a photocatalysis plate, 72 is an ultraviolet lamp, 81 is a discharge generating area, 82 is an electric field tube, and 83 is a second filter screen.

Detailed Description

In order to make the above objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms different from those described herein and similar modifications may be made by those skilled in the art without departing from the spirit and scope of the invention and, therefore, the invention is not to be limited to the specific embodiments disclosed below.

Example 1

The printing heat transfer printing ink smoke treatment device shown in fig. 1 and 2 comprises a frame 1 and a collecting cover 2 positioned on the frame 1 and used for collecting printing ink smoke generated by printing heat transfer, wherein the collecting cover 2 is connected with a high-efficiency filter 3 through a flange, and the high-efficiency filter 3 is preferably of a barrel-shaped structure and can treat dust and toxic and harmful gases simultaneously; the high-efficiency filter 3 is connected with a first fan 4 which discharges gas at the top through a pipeline, and the high-efficiency filter 3 is processed by the first fan to reach the standard of discharging inlet air; a first filter screen 5 and a second fan 6 are sequentially installed in the high-efficiency filter 3, the first filter screen 5 mainly treats dust particles by adopting activated carbon adsorption, the second fan 6 sucks mixed gas into the filter, and although the first fan 4 at the top has an air inlet function, the suction force is easy to lose due to a long pipeline, and the effect is reduced; the high-efficiency filter 3 is internally provided with a harmful gas treatment device which is positioned above the first filter screen 5 and the second fan 6, and the harmful gas treatment device is mainly used for treating toxic and harmful gases such as alcohols, esters, various dispersing agents, initiators, cross-linking agents and plasticizers volatilized from printing ink in heat transfer at more than 200 ℃.

The harmful gas treatment device comprises a photocatalytic plate 71 positioned above the air outlet of the second fan 6 and an ultraviolet lamp 72 positioned above the photocatalytic plate 71, the photocatalytic plate 71 is a catalyst honeycomb pore plate which can catalytically decompose harmful gas through irradiation of the ultraviolet lamp, and the honeycomb pore plate increases the catalytic area and accelerates catalysis; the catalyst is nano titanium dioxide which can help the ultraviolet lamp to effectively catalyze and decompose volatile substances of the ink.

The caliber of the air outlet of the second fan 6 is matched with the caliber of the photocatalytic plate 71, so that the photocatalytic treatment effect is improved.

An air outlet in the high-efficiency filter 3 is provided with an S-shaped air deflector 9,S-shaped air deflector 9, so that the air flow is accelerated, and the air is guided out quickly.

Example 2

The printing heat transfer printing ink smoke treatment device shown in fig. 1 and 3 is combined, and comprises a rack 1 and a collecting cover 2 which is positioned on the rack 1 and used for collecting printing ink smoke generated by printing heat transfer, wherein the collecting cover 2 is connected with a high-efficiency filter 3 through a flange, and the high-efficiency filter 3 is preferably of a barrel-shaped structure and can treat dust and toxic and harmful gases simultaneously; the high-efficiency filter 3 is connected with a first fan 4 which discharges gas at the top through a pipeline, and the high-efficiency filter 3 is processed by the first fan to reach the standard of discharging inlet air; a first filter screen 5 and a second fan 6 are sequentially installed in the high-efficiency filter 3, the first filter screen 5 mainly treats dust particles by adopting activated carbon adsorption, the second fan 6 sucks mixed gas into the filter, and although the first fan 4 at the top has an air inlet function, the suction force is easy to lose due to a long pipeline, and the effect is reduced; the high-efficiency filter 3 is internally provided with a harmful gas treatment device which is positioned above the first filter screen 5 and the second fan 6, and the harmful gas treatment device is mainly used for treating toxic and harmful gases such as alcohols, esters, various dispersing agents, initiators, cross-linking agents and plasticizers volatilized from printing ink in heat transfer at more than 200 ℃.

The harmful gas treatment device is a plasma purifier, a discharge generation area 81 is arranged in the plasma purifier, an electric field tube 82 is arranged in the discharge generation area 81, a protective shell is arranged in the discharge generation area 81, high-voltage electric energy is released in the operation process of an electrode in the electric field tube 82, on one hand, a molecular chain part of a volatile gas component of passing ink can be broken and decomposed, on the other hand, water and oxygen are ionized into high-energy groups such as hydroxyl radicals and the like, the high-energy groups and the high-energy groups are subjected to strong oxidation reaction with the volatile gas molecules of the ink to be decomposed, and a large amount of energy-carrying electrons generated by medium discharge bombard pollutant molecules to ionize, dissociate and excite the pollutant molecules, so that complex macromolecular pollutants are converted into simple micromolecular safety substances, or toxic and harmful substances are converted into substances which are nontoxic, harmless or low-toxic and low-harmful substances, thereby degrading and removing the pollutants and improving the purification efficiency.

Protecting sheathing top is equipped with second filter screen 83, and after the active carbon filter screen plasma purifier was handled, there was less granule to exist, sets second filter screen 83 and chooses nanometer aperture for use and filter, is showing improvement purifying effect.

An air outlet in the high-efficiency filter 3 is provided with an S-shaped air deflector 9,S-shaped air deflector 9 which is beneficial to accelerating the flow of clean air and rapidly leading out the clean air.

The above-mentioned embodiments only express various embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a stamp heat transfer printing ink flue gas processing apparatus, includes frame (1), is located and is used for collecting collection cover (2) that stamp heat transfer produced the printing ink flue gas on frame (1), its characterized in that: collect cover (2) and go up through flange joint with high efficiency filter (3), high efficiency filter (3) have top exhaust gas's first fan (4) through the tube coupling, install first filter screen (5) and second fan (6) in high efficiency filter (3) in proper order, install the harmful gas processing apparatus who is located first filter screen (5) and second fan (6) top in high efficiency filter (3).

2. The printing heat transfer ink smoke treatment device according to claim 1, wherein: the harmful gas treatment device comprises a photocatalytic plate (71) positioned above an air outlet of the second fan (6) and an ultraviolet lamp (72) positioned above the photocatalytic plate (71).

3. The stamp heat transfer ink fume treatment device according to claim 2, characterized in that: the photocatalytic plate (71) is a catalyst honeycomb pore plate which can catalyze and decompose harmful gas through ultraviolet lamp irradiation.

4. The stamp heat transfer ink fume treatment device according to claim 3, wherein: the catalyst is nano titanium dioxide.

5. A stamp heat transfer ink fume treatment device according to any one of claims 2 to 4, characterized in that: the caliber of the air outlet of the second fan (6) is matched with the caliber of the photocatalytic plate (71).

6. The stamp heat transfer ink fume treatment device according to claim 1, wherein: the harmful gas treatment device is a plasma purifier, a discharge generation area (81) is arranged in the plasma purifier, an electric field tube (82) is arranged in the discharge generation area (81), and a protective shell is arranged in the discharge generation area (81).

7. The stamp heat transfer ink fume treatment device according to claim 6, wherein: and a second filter screen (83) is arranged above the protective shell.

8. A stamp heat transfer ink fume treatment device according to any one of claims 1 to 4 and 6 to 7, characterized in that: an air outlet in the high-efficiency filter (3) is provided with an S-shaped air deflector (9).