CN217340716U

CN217340716U - Melamine board workshop exhaust treatment system

Info

Publication number: CN217340716U
Application number: CN202123044439.9U
Authority: CN
Inventors: 剧小贤; 郭文忠
Original assignee: Henan Meizhimei Decoration Material Co ltd; Henan University of Animal Husbandry and Economy
Current assignee: Henan Meizhimei Decoration Material Co ltd; Henan University of Animal Husbandry and Economy
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-09-02
Anticipated expiration: 2031-12-07

Abstract

The utility model discloses a waste gas treatment system between melamine board car, including the hot press, the mould temperature machine, waste gas recovery device is installed to the hot press top, and waste gas recovery device connects the mould temperature machine, directly introduces the burning in the mould temperature machine (organic carrier boiler) with the waste gas that hot pressing process produced, carries out combustion treatment to waste gas and reduces gaseous pollutants's in the waste gas content, discharges through the high aiutage of 15m after waste gas after will burning and the waste gas that the mould temperature machine produced let in UV light oxygen + active carbon treatment. Compare in current exhaust treatment device, this application is concentrated the waste gas that produces among the hot pressing process to the mould temperature machine, utilizes the burning to solve the poisonous and harmful gas in the waste gas, and the waste gas that the unable processing of burning then handles along with the waste gas of mould temperature machine together, and waste gas centralized processing reduces exhaust purification device's use quantity, improves exhaust treatment's efficiency, reduces exhaust treatment cost and panel manufacture factory's manufacturing cost.

Description

Melamine board workshop exhaust treatment system

Technical Field

The utility model belongs to the technical field of panel production exhaust-gas treatment's technique and specifically relates to a melamine board workshop exhaust-gas treatment system is related to.

Background

The production process of the furniture veneer mainly comprises the steps of stacking the melamine impregnated paper and the medium density limiting plate together, and then sending the stacked melamine impregnated paper and the medium density limiting plate into a hot press for hot-pressing and laminating, thereby forming the qualified furniture veneer.

In the production process, the hot press heats the melamine dipped paper and the medium density limiting plate to generate a large amount of organic waste gas which mainly comprises non-methane total hydrocarbon, formaldehyde and the like. According to the existing environment-friendly emission requirements, manufacturers can discharge the pollutants only by treating the pollutants, so that the organic waste gas exceeding the standard is prevented from being discharged into the atmosphere to cause environmental pollution.

For the waste gas treatment in the hot pressing process, the existing treatment mode is to collect the waste gas, filter the waste gas or discharge the waste gas by chemical treatment, but the waste gas treatment has a lot of problems, the waste gas filtration is difficult to achieve effective waste gas treatment, and for large-scale production, a filter device is easy to block due to overlarge waste gas treatment amount, the waste gas treatment effect is influenced, consumables such as a filter element and the like need to be frequently replaced, and the production cost and the labor cost are increased; the chemical treatment also has the problems of saturated treatment, high chemical raw material cost and the like, and the chemical raw material treatment after use is also difficult.

The prior patent CN102284220A discloses a hot press waste gas treatment method and apparatus, which sprays water into a dust absorption pipeline to make air and water fully contact and mix, then the water mist carrying the waste gas is introduced into a water film dust collector, the sewage carrying impurities is collected, and the purified air is discharged. This patent can be fine carries out filtration treatment to waste gas, but the problem that exists is equally many: 1. spraying water into the dust absorption pipe to absorb waste gas consumes a large amount of water resources, and dust and the like mixed in the waste gas are easy to stick in the dust absorption pipeline to block the pipeline after absorbing water; 2. after the water film dust collector is used for a period of time, consumable materials need to be cleaned and replaced, the consumable material cost is high, the labor cost is increased, and the treated sewage needs to be treated again; 3. the waste gas of each equipment is collected alone and is handled in panel production, needs waste gas treatment equipment many, and is with high costs, and is efficient.

SUMMERY OF THE UTILITY MODEL

To the waste gas collect the processing cost height alone in the current panel production process, inefficiency to and current exhaust treatment device uses the problem that takes trouble hard, the utility model provides a collect the waste gas that produces among the hot pressing process and carry to mould temperature machine and carry out burning purification's melamine board workshop exhaust treatment system.

The utility model provides a scheme that its technical problem adopted is: the melamine board workshop waste gas treatment system comprises a hot press 1, a mold temperature controller 2 and a waste gas recovery device 3, wherein the waste gas recovery device 3 is installed above the hot press 1, the waste gas recovery device 3 is connected with the mold temperature controller 2, the waste gas recovery device 3 comprises a frame body 31, an outer cover 32, an air pump 33 and a gas pipe 34, the frame body 31 is fixedly installed on the hot press 1, the frame body 31 is wrapped with the outer cover 32, the side surface and the top of the outer cover 32 are sealed, the lower end of the outer cover 32 extends to shield the upper side of the hot press 1, the air pump 33 is installed at the top of the outer cover 32, the gas inlet end of the air pump 33 penetrates through the top of the outer cover 32 to be communicated with the inner side of the outer cover 32, and the gas outlet end of the air pump 33 is connected with a combustion chamber of the mold temperature controller 2 through the gas pipe 34.

The application further provides a melamine board workshop exhaust-gas treatment system, support body 31 is the frame that adopts the metal rod piece preparation, and the size of frame is greater than the size of 1 cross section of hot press, and the dustcoat 32 suit is on support body 31, the waste gas collection passageway between dustcoat 32 and the hot press 1.

The application further provides a melamine board workshop exhaust-gas treatment system, support body 31 is trapezoidal, and the suit of dustcoat 32 forms trapezoidal dustcoat 32 on trapezoidal support body 31.

The application further provides a melamine board workshop exhaust-gas treatment system, and exhaust gas recovery unit 3 includes a plurality of air extractors 33, and a plurality of air extractors 33 are even installs the top at dustcoat 32.

The application further provides a melamine board waste gas treatment system between car, dustcoat 32 adopts the preparation of the waterproof tarpaulin of canvas, and the waterproof tarpaulin cloth of canvas is thick and solid, and is wear-resisting, and anti tearing is drawn, is difficult to remain the exhaust pollution granule, and low cost suitability is strong.

The application further provides a melamine board workshop exhaust treatment system, the mould temperature machine adopts the organic carrier boiler, uses the natural gas as fuel, and the natural gas burning produces pollutes fewly, and the waste gas of production is convenient for handle.

The beneficial effects of the utility model

In order to better treat the waste gas generated in the production process, the inventor modifies a waste gas treatment facility and a waste gas treatment process, introduces the waste gas generated in the hot pressing process into a mold temperature controller (an organic carrier boiler) for combustion, carries out combustion treatment on the waste gas to reduce the content of pollution gas in the waste gas, and discharges the waste gas after the combustion and the waste gas generated by the mold temperature controller through a 15m high exhaust funnel after the waste gas and the waste gas generated by the mold temperature controller are treated by introducing UV light oxygen and activated carbon. Compare in current exhaust treatment device, concentrate the waste gas that produces among the hot pressing process to the mould temperature machine in this application, utilize the burning to solve the poisonous and harmful gas in the waste gas, the waste gas that the unable processing of burning then carries out secondary treatment along with the waste gas that the mould temperature machine produced together, the degree of difficulty of hot pressing in-process exhaust treatment has been reduced, simultaneously exhaust gas centralized treatment reduces exhaust gas purification device's use quantity, the efficiency of exhaust treatment is improved, reduce exhaust treatment cost and panel manufacture factory's manufacturing cost.

The support body made of the metal rod piece is firm and practical, is convenient to build, is convenient to refine according to the actual condition of a workshop, and is strong in universality. The support body is designed into a trapezoidal structure, so that the gathering effect is achieved, the waste gas collecting efficiency is improved, and the air suction effect of the top air extractor is improved.

The dustcoat cloth of the waterproof tarpaulin preparation of canvas is thick, and is wear-resisting, and anti tearing is drawn, is difficult to remain exhaust pollution granule, and low cost suitability is strong, is fit for as the material of main equipment parcel dustcoat, and the mould temperature machine uses the natural gas as the fuel, and combustion efficiency is high to the natural gas burning produces and pollutes fewly, and the waste gas of production is convenient for handle.

Drawings

Fig. 1 is a schematic overall appearance structure of the present application.

Fig. 2 is a schematic view of the frame of the present application mounted to a hot press.

Fig. 3 is a side sectional structural schematic view of the present application.

Reference numbers in the figures: the hot press 1, the mold temperature controller 2, the waste gas recovery device 3, the frame body 31, the outer cover 32, the air extractor 33 and the air pipe 34.

Detailed Description

The production of the furniture veneer is that the melamine impregnated paper and the medium density limiting plate are stacked together and then sent into a hot press for hot pressing and laminating, and the hot press heats the heat-conducting oil through a mold temperature machine.

Chemical components such as glue contained in the melamine impregnated paper and the medium density limiting plate are heated and volatilized at high temperature to generate a large amount of organic polluted waste gas such as non-methane total hydrocarbon, formaldehyde and the like, and the organic waste gas is treated by facilities such as boiler combustion, UV light oxygen, activated carbon and the like. During the production of the existing plates, waste gas generated by hot pressing of the plates is collected and then sent into a specific boiler to be combusted, and is treated by UV light oxygen and activated carbon, and the waste gas is discharged into the atmosphere after the emission standard reaches the standard.

Therefore, in order to better treat the waste gas generated in the production process, the inventor modifies a waste gas treatment facility and a waste gas treatment process, directly introduces the waste gas generated in the hot pressing process into a mold temperature controller (an organic carrier boiler) for combustion, carries out combustion treatment on the waste gas to reduce the content of pollution gas in the waste gas, and introduces UV light oxygen and activated carbon into the combusted waste gas and the waste gas generated by the mold temperature controller for treatment and then discharges the treated waste gas through a 15m high exhaust funnel. The use of the waste gas treatment combustion boiler that reduces to the waste gas that produces in the hot pressing process lets in the mould temperature machine and burns and also can retrieve heat energy, reduces the fuel consumption of mould temperature machine.

Example 1: aiming at the existing hot-pressing waste gas treatment process, the inventor of the application provides a melamine board workshop waste gas treatment system shown in fig. 1-3, wherein as shown in fig. 1, the melamine board workshop waste gas treatment system comprises a hot press 1, a mold temperature controller 2 and a waste gas recovery device 3, the temperature of waste gas generated in the hot-pressing process is high, high-temperature gas drifts upwards, therefore, the waste gas recovery device 3 is installed above the hot press 1, the hot-pressing waste gas is convenient to treat, the waste gas recovery device 3 is connected with the mold temperature controller 2, the recovered waste gas is subjected to combustion treatment by the mold temperature controller 2, the use of a specific combustion boiler is reduced, the production cost is reduced, meanwhile, the combustion of organic waste gas can also generate heat, the heat is recovered by the combustion waste gas, and the fuel consumption of the mold temperature controller 2 is reduced.

As shown in fig. 1-3, the exhaust gas recovery device 3 includes a frame body 31, an outer cover 32, an air extractor 33 and an air pipe 34, the frame body 31 is fixedly installed on the hot press 1, the frame body 31 is wrapped with the outer cover 32, the side surface and the top of the outer cover 32 are sealed, the lower end of the outer cover 32 extends to shield the upper side of the hot press 1, the air extractor 33 is installed at the top of the outer cover 32, the air inlet end of the air extractor 33 penetrates through the top of the outer cover 32 to be communicated with the inner side of the outer cover 32, and the air outlet end of the air extractor 33 is connected with the combustion chamber of the mold temperature controller 2 through the air pipe 34.

Air extractor 33 operation is bled and is taken out into the negative pressure with the dustcoat 32 is inside, the negative pressure will produce waste gas with the hot pressing in-process and collect dustcoat 32 inside, reduce the diffusion pollution of waste gas, the inside waste gas of dustcoat provides power via air extractor 33, let in the combustion chamber of mould temperature machine along the gas-supply pipe 34 of connecting air extractor 33 and mould temperature machine 2 and burn and purify, the waste gas after burning and purifying lets in UV light oxygen + active carbon jointly with the waste gas that mould temperature machine self produced and carries out further processing.

This application is retrieved hot pressing waste gas and is let in the mould temperature machine and burn the purification, reduces the use to specific combustion boiler, reduction in production cost, and waste gas burning retrieves heat energy simultaneously, reduces the fuel consumption of mould temperature machine, and environmental protection is practical more, and waste gas after the burning simplifies the exhaust-gas treatment process jointly with the waste gas that the mould temperature machine produced, improves the treatment effeciency.

Example 2: further, as shown in fig. 2, the frame body 31 in the present application is made of metal rod members, the frame body is set up by using metal rod members, such as angle iron, steel pipes, etc., according to the shape of the hot press, the outer frame matched with the hot press is made of metal rod members, and the size of the frame is larger than that of the cross section of the hot press 1, as shown in fig. 3, the outer cover 32 is sleeved on the frame body 31, and the waste gas collecting channel is formed between the outer cover 32 and the hot press 1.

In order to achieve the effect of efficiently pumping the organic waste gas, as shown in fig. 3, the frame body 31 is configured to be a trapezoid with a gradually decreasing cross-sectional size from bottom to top, the outer cover 32 is sleeved on the trapezoid frame body 31 to form a trapezoid outer cover 32, the air extractor is installed above the trapezoid outer cover 32, and the air inlet end of the air extractor is communicated with the inside of the outer cover. The trapezoidal structure makes the organic waste gas of suction compress by lower supreme gathering gradually, improves the efficiency that waste gas was collected to can avoid waste gas diffusion to remain with cleaner thoroughly of waste gas suction.

Example 3: further, the exhaust gas recovery device 3 includes a plurality of air extractors 33, and the plurality of air extractors 33 are uniformly installed on the top of the outer cover 32, as shown in fig. 2, taking three air extractors 33 installed on the top of the outer cover 32 as an example, the air extraction power of the exhaust gas recovery device 3 is improved, the efficiency of collecting exhaust gas is improved, and exhaust gas can be sucked more cleanly and thoroughly, and exhaust gas diffusion residue is avoided.

The outer cover 32 is made of canvas waterproof tarpaulin, the canvas waterproof tarpaulin is thick and solid in cloth, wear-resistant, tear-resistant, not easy to leave waste gas pollution particles, low in cost, high in applicability and easy to replace and clean.

The mould temperature machine 2 uses natural gas as fuel, reduces the pollution abandonment that the mould temperature machine produced, reaches more environmental protection more practical purpose, and the reduction of polluting waste gas also makes things convenient for the processing to waste gas.

Furthermore, it is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention, for example, the frame body is installed on the hot press by welding, or installed on the hot press by bolts in a punching manner, and the outer cover is sleeved on the frame body for fixing, etc.

Claims

1. The utility model provides a melamine board workshop exhaust-gas treatment system, a serial communication port, including hot press (1), mould temperature machine (2) and exhaust gas recovery unit (3), exhaust gas recovery unit (3) are installed to hot press (1) top, mould temperature machine (2) are connected in exhaust gas recovery unit (3), exhaust gas recovery unit (3) are including support body (31), dustcoat (32), air extractor (33) and gas-supply pipe (34), support body (31) fixed mounting is on hot press (1), parcel dustcoat (32) on support body (31), the upside that shelters from hot press (1) is extended to the lower extreme of dustcoat (32), install air extractor (33) on dustcoat (32), the inlet end of air extractor (33) passes the inboard of dustcoat (32) intercommunication dustcoat (32), the combustion chamber of mould temperature machine (2) is connected through gas-supply pipe (34) to the end of giving vent to anger of air extractor (33).

2. A melamine board workshop waste gas treatment system according to claim 1, wherein the frame body (31) is a frame made of angle iron, the size of the frame is larger than the size of the cross section of the hot press (1), the housing (32) is sleeved on the frame body (31), and the waste gas collecting channel is arranged between the housing (32) and the hot press (1).

3. A melamine board workshop off-gas treatment system as claimed in claim 1, wherein the frame body (31) is trapezoidal, and the housing (32) is fitted over the trapezoidal frame body (31) to form a trapezoidal housing (32).

4. Melamine board workshop off-gas treatment system according to claim 1, characterized in that the off-gas recovery unit (3) comprises a plurality of air extractors (33), the plurality of air extractors (33) being uniformly mounted on the top of the enclosure (32).

5. A melamine board workshop exhaust treatment system according to claim 1, wherein the cover (32) is made of canvas tarpaulin.

6. The melamine board workshop off-gas treatment system of claim 1, wherein the mold temperature controller uses an organic carrier boiler and uses natural gas as fuel.