CN209279176U - The pre- heat utilization device of coating drying oven exhaust-gas treatment burning - Google Patents

Abstract

The utility model discloses the pre- heat utilization devices of coating drying oven exhaust-gas treatment burning, including oven flue gas leading, paint solvent flue gas leading, surge flask and high-temperature cracking furnace, the oven flue gas leading and paint solvent flue gas leading are connected to surge flask, surge flask is communicated with preheating bottle by gas-guide tube fixation, the one end of preheating bottle far from surge flask is connected to by escape pipe with high-temperature cracking furnace, originally practical to carry out the pre-heat treatment before exhaust gas to be passed through to high-temperature cracking furnace, to reduce the load of high-temperature cracking furnace high-temperature cracking furnace, it reduces costs, and waste heat recoverer is increased in the gas outlet of high-temperature cracking furnace, waste heat is recycled using waste heat recoverer, it is heated to which water therein will be passed through, and hot water is communicated with copper pipe, copper pipe is spirally wound on preheating bottle, the pre-heat treatment is carried out to exhaust gas in preheating bottle, above-mentioned process forms one and follows Ring, to reach energy conservation, reduce the effect of cost protection environment.

Description

The pre- heat utilization device of coating drying oven exhaust-gas treatment burning

Technical field

The utility model relates to a kind of coating drying oven emission-control equipment, specifically coating drying oven exhaust-gas treatment is burnt Pre- heat utilization device.

Background technique

Curing oven is using directly heating, and directly the exhaust gas of burning generation is needed with the harmful exhaust of paint solvent through high temperature Pyrolysis furnace processing, it is 600~800 DEG C in temperature that organic exhaust gas, which is usually Ke Ran Qi Ti ﹐, and the residence time is 0.3~0.5 second ﹐ can become carbon dioxide and water with complete full combustion burning ﹐ under item part, thereafter let out, however if exhaust gas is directly passed through Pintsch process Furnace and it is without any processing if, the load that will lead to high-temperature cracking furnace is excessive, not only can greatly shorten high-temperature cracking furnace Service life, energy loss is larger, and cost is excessive, and if directly exhaust gas be discharged, some nonflammable exhaust gas can pollute Air quality, and the gas temperature being discharged is excessively high, will cause thermal pollution.

Utility model content

1. to solve the problems, such as

Aiming at the problems existing in the prior art, the purpose of this utility model is to provide the combustions of coating drying oven exhaust-gas treatment Pre- heat utilization device is burnt, carries out the pre-heat treatment before exhaust gas to be passed through to high-temperature cracking furnace, to reduce high-temperature cracking furnace high temperature The load of pyrolysis furnace, reduces costs, and increases waste heat recoverer in the gas outlet of high-temperature cracking furnace, not only reduces hot dirt Dye, also utilizes heat energy, energy conservation and environmental protection, and be provided with activated carbon absorption box at waste heat recoverer gas outlet again, can Adsorption treatment is carried out so that the exhaust gas of burning will be not easy to, to reduce the pollution to air.

2. technical solution

To achieve the above object, the utility model provides the following technical solutions:

The pre- heat utilization device of coating drying oven exhaust-gas treatment burning, including oven flue gas leading, paint solvent flue gas leading, buffering Bottle and high-temperature cracking furnace, the oven flue gas leading and paint solvent flue gas leading are connected to surge flask, and surge flask passes through gas-guide tube Fixed to be communicated with preheating bottle, the one end of preheating bottle far from surge flask is connected to by escape pipe with high-temperature cracking furnace, high-temperature cracking furnace Gas outlet by be connected to the inlet end of waste heat recoverer communicating pipe, the outlet side of waste heat recoverer is communicated with adsorption box, useless The water inlet of heat regenerator is connected to by connecting tube one with copper pipe, and copper pipe spiral is equidistantly wrapped on preheating bottle, and copper pipe is separate The water outlet of the fixed water inlet end being connected in water pump in one end of connecting tube one, water pump is connected to by the water inlet of water pipe and water tank, The water outlet of water tank is connected to by connecting tube two with the water outlet of waste heat recoverer, and water tank top cover passes through water inlet pipe and outer water receiving Source connection.

As a further solution of the present invention: the adsorption box upper surface offers several outlets being equally spaced Hole, and active carbon is housed on adsorption box.

As a further solution of the present invention: the adsorption box upper surface is fixedly connected with rotary electric machine, rotation electricity The output end of machine is fixedly connected with rotating bar, and rotating bar is rotatablely connected through the upper inner wall of adsorption box by bearing and adsorption box, Several equally distributed stirring rods are fixedly connected in rotating bar.

As a further solution of the present invention: the side fixation of the water tank is communicated with tap.

As a further solution of the present invention: the high-temperature cracking furnace and waste heat recoverer lower end surface are fixedly connected with Several rubber pads being equally spaced.

Compared with prior art, the utility model has the beneficial effects that

1. the pre-heat treatment is carried out before exhaust gas to be passed through to high-temperature cracking furnace practical, to reduce high-temperature cracking furnace high temperature The load of pyrolysis furnace, reduces costs, and increases waste heat recoverer in the gas outlet of high-temperature cracking furnace, utilizes waste heat recoverer Waste heat is recycled, is heated so that water therein will be passed through, and hot water is communicated with copper pipe, copper pipe is spirally wound on preheating bottle On, the pre-heat treatment is carried out to exhaust gas in preheating bottle, above-mentioned process forms a circulation, to reach energy conservation, reduce cost The effect of protecting environment.

2. the practical active carbon by adsorption box, can adsorb some nonflammable exhaust gas, to reduce pair The pollution of air, it is more environmentally-friendly, and active carbon is stirred by rotary electric machine, rotating bar and stirring rod, to be promoted The adsorption effect of active carbon so as to waste gas absorption more comprehensively.

Detailed description of the invention

Fig. 1 is that coating drying oven exhaust-gas treatment is burnt the structural schematic diagram of pre- heat utilization device.

Fig. 2 is a-quadrant partial enlarged view in Fig. 1.

In figure: 1, oven flue gas leading；2, surge flask；3, preheating bottle；4, copper pipe；5, escape pipe；6, high-temperature cracking furnace；7, even Adapter tube one；8, paint solvent flue gas leading；9, water pump；10, water tank；11, tap；12, connecting tube two；13, waste heat recoverer； 14, rotary electric machine；15, venthole；16, stirring rod；17, adsorption box；18, rotating bar.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Please refer to Fig. 1~2, in the utility model embodiment, coating drying oven exhaust-gas treatment is burnt pre- heat utilization device, packet Include oven flue gas leading 1, paint solvent flue gas leading 8, surge flask 2 and high-temperature cracking furnace 6, the oven flue gas leading 1 and paint solvent Flue gas leading 8 is connected to surge flask 2, and surge flask 2 is communicated with preheating bottle 3 by gas-guide tube fixation, and preheating bottle 3 is far from surge flask 2 One end be connected to high-temperature cracking furnace 6 by escape pipe 5, exhaust gas by high-temperature cracking furnace 6 temperature for 600~800 DEG C with it is stagnant Staying the time is to become carbon dioxide and water under conditions of 0.3~0.5 second, and the gas outlet of high-temperature cracking furnace 6 by communicating pipe and is given up The inlet end of heat regenerator 13 is connected to, so that the gas being discharged in high-temperature cracking furnace 6 is carried out recuperation of heat, reduces thermal pollution, And the energy utilizes again, reduces costs and protects environment, the outlet side of waste heat recoverer 13 is communicated with adsorption box 17, passes through suction Nonflammable exhaust gas can be carried out adsorption treatment by active carbon in attached box 17, protect environment, waste heat recoverer 13 into The mouth of a river is connected to by connecting tube 1 with copper pipe 4, and 4 spiral of copper pipe is equidistantly wrapped on preheating bottle 3, and copper pipe 4 is far from connecting tube one Water inlet end of the fixed connection in 7 one end in water pump 9, water inlet connection of the water outlet of water pump 9 by water pipe and water tank 10, water tank 10 water outlet is connected to by connecting tube 2 12 with the water outlet of waste heat recoverer 13, and 10 top cover of water tank is by water inlet pipe and outside Water receiving source connection, when exhaust gas into cross high-temperature cracking furnace 6 burn after, after being passed through waste heat recoverer 13, carry out recuperation of heat, and waste heat return Receive device 13 generate hot water be connected to water tank 10, the water in water tank 10 pass through water pump 9 be connected to copper pipe 4, and copper pipe 4 be wrapped in it is pre- On hot bottle 3, so that the hot water in copper pipe 4 carries out heat exchange with the exhaust gas in preheating bottle 3, to carry out at preheating to exhaust gas Reason, to reduce the load of high-temperature cracking furnace 6, reduces costs, and has recycled the hot gas of discharge, to being passed through high anneal crack The exhaust gas of solution furnace 6 is preheated, and aforesaid operations form a circulation, to reduce costs, reduce dirt to air Dye.

17 upper surface of adsorption box offers several ventholes 15 being equally spaced, and equipped with activity on adsorption box 17 Charcoal can adsorb some nonflammable exhaust gas by active carbon, so that the pollution to air is reduced, it is more environmentally-friendly, it is described 17 upper surface of adsorption box is fixedly connected with rotary electric machine 14, and the output end of rotary electric machine 14 is fixedly connected with rotating bar 18, rotation Bar 18 is rotatablely connected through the upper inner wall of adsorption box 17 by bearing and adsorption box 17, is fixedly connected in rotating bar 18 several equal The stirring rod 16 of even distribution drives rotating bar 18 and stirring rod 16 to be stirred to active carbon by rotary electric machine 14, from And the adsorption effect of active carbon is improved, so that the side fixation of the water tank 10 is communicated with to the more comprehensive of waste gas absorption Tap 11 is set by this, the hot water in water tank 10 can be released by tap 11 and be used, the high-temperature cracking furnace 6 Several rubber pads being equally spaced are fixedly connected with 13 lower end surface of waste heat recoverer, are set by this, device operating is reduced When vibration so that device is more stable.

The model Y80M1-2 of rotary electric machine 14 in the utility model, the model QDX1.5-18-0.37 of water pump 9, on It states and is electrically connected by power supply line (being not drawn into figure) with city with electric device, powered by utility power, the circuit being directed to and control System is the prior art, herein without excessively repeating.

In this practical description, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "front", "rear" be based on the orientation or positional relationship shown in the drawings, merely to Convenient for description this it is practical and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, It is constructed and operated in a specific orientation, therefore should not be understood as to this practical limitation, during this is practical, it is also necessary to explanation, Term " installation ", " connection " shall be understood in a broad sense, for example, can be fixedly connected, may be a detachable connection, or be integrally formed Connection, is also possible to be mechanically connected, is also possible to be indirectly connected with by intermediary, can understand that term exists by concrete condition Concrete meaning during this is practical.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (5)

1. The pre- heat utilization device 1. coating drying oven exhaust-gas treatment is burnt, including oven flue gas leading (1), paint solvent flue gas leading (8), Surge flask (2) and high-temperature cracking furnace (6), which is characterized in that the oven flue gas leading (1) and paint solvent flue gas leading (8) with Surge flask (2) connection, surge flask (2) are communicated with preheating bottle (3) by gas-guide tube fixation, and preheating bottle (3) is far from surge flask (2) One end is connected to by escape pipe (5) with high-temperature cracking furnace (6), and the gas outlet of high-temperature cracking furnace (6) is returned by communicating pipe and waste heat The inlet end connection of device (13) is received, the outlet side of waste heat recoverer (13) is communicated with adsorption box (17), waste heat recoverer (13) Water inlet is connected to by connecting tube one (7) with copper pipe (4), and copper pipe (4) spiral is equidistantly wrapped on preheating bottle (3), and copper pipe (4) The fixed water inlet end being connected in water pump (9) in one end far from connecting tube one (7), the water outlet of water pump (9) pass through water pipe and water tank (10) water outlet of water inlet connection, water tank (10) is connected by the water outlet of connecting tube two (12) and waste heat recoverer (13) It is logical, and water tank (10) top cover is connected to by water inlet pipe with external water source.
2. The pre- heat utilization device 2. coating drying oven exhaust-gas treatment according to claim 1 is burnt, which is characterized in that the suction Attached box (17) upper surface offers several ventholes (15) being equally spaced, and active carbon is housed on adsorption box (17).
3. The pre- heat utilization device 3. coating drying oven exhaust-gas treatment according to claim 2 is burnt, which is characterized in that the suction Attached box (17) upper surface is fixedly connected with rotary electric machine (14), and the output end of rotary electric machine (14) is fixedly connected with rotating bar (18), upper inner wall of the rotating bar (18) through adsorption box (17) is rotatablely connected by bearing and adsorption box (17), rotating bar (18) On be fixedly connected with several equally distributed stirring rods (16).
4. The pre- heat utilization device 4. coating drying oven exhaust-gas treatment according to claim 1 is burnt, which is characterized in that the water The side fixation of case (10) is communicated with tap (11).
5. The pre- heat utilization device 5. coating drying oven exhaust-gas treatment according to claim 1 is burnt, which is characterized in that the height Warm pyrolysis furnace (6) and waste heat recoverer (13) lower end surface are fixedly connected with several rubber pads being equally spaced.