CN207356893U - A kind of energy-efficient exhaust gas processor - Google Patents

A kind of energy-efficient exhaust gas processor Download PDF

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Publication number
CN207356893U
CN207356893U CN201721301906.2U CN201721301906U CN207356893U CN 207356893 U CN207356893 U CN 207356893U CN 201721301906 U CN201721301906 U CN 201721301906U CN 207356893 U CN207356893 U CN 207356893U
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heat exchanger
preheating
heat
stage
high temperature
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田英
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Huizhou Solution Environmental Protection Science And Technology Co Ltd
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Huizhou Solution Environmental Protection Science And Technology Co Ltd
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  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)

Abstract

The utility model discloses a kind of energy-efficient exhaust gas processor, including collecting pipe, multi-stage heat exchanger, accumulation of heat high temperature furnace, resisting blower, chimney;The multi-stage heat exchanger is equipped with preheating channel, heat exchanger channels, and the collecting pipe is connected with the preheating entrance of the multi-stage heat exchanger preheating channel, the heat exchange outlet of the chimney and the multi-stage heat exchanger preheating channel;Between the preheating outlet of the multi-stage heat exchanger preheating channel and accumulation of heat high temperature furnace, between the heat exchange outlet of accumulation of heat high temperature furnace and multi-stage heat exchanger heat exchanger channels, pass through preheating pipe respectively, heat exchange pipeline connects;The high-temperature blower is between multi-stage heat exchanger and high temperature furnace;In the case where the resisting blower is pumped, gas passes sequentially through the collecting pipe, the preheating entrance of multi-stage heat exchanger preheating channel, preheating outlet, accumulation of heat high temperature furnace, the heat exchange entrance of multi-stage heat exchanger preheating channel, heat exchange outlet, chimney.

Description

A kind of energy-efficient exhaust gas processor
Technical field
It the utility model is related to printing technology field, and in particular, to a kind of organic waste for being used to produce printing The energy-efficient exhaust gas processor that gas is handled.
Background technology
In printing industry, due to being printed using materials such as organic solvent, film, paper, ink, in process In, particularly drying course can produce a large amount of organic exhaust gas.To prevent these organic exhaust gas from being polluted to environment, it is obviously desirable to It could be discharged by exhaust-gas treatment.With the pay attention to day by day that Environmental is protected, the requirement to VOCs treatment is got over Come higher.It is existing by plasma, active carbon adsorption, RPO ceramics inhale the modes such as heat release processing, inadequate there are treatment effeciency High, the problems such as degree of purification is not good enough, processing cost is higher.
Utility model content
The purpose of this utility model is to provide a kind of energy-efficient exhaust gas processor, to solve to carry in above-mentioned background technology The problem of going out.
To achieve the above object, the utility model provides following technical solution:
A kind of energy-efficient exhaust gas processor, including for collect print produce organic exhaust gas collecting pipe, for pair The multi-stage heat exchanger that low temperature waste gas is preheated, exchanged heat to the high temperature purification gas after processing, carries out organic exhaust gas high The accumulation of heat high temperature furnace of warm resolution process, for the resisting blower of pumping gas, for the chimney being outwardly vented;The multistage Heat exchanger is equipped with preheating channel, heat exchanger channels, and the preheating entrance of the collecting pipe and the multi-stage heat exchanger preheating channel connects It is logical, the heat exchange outlet of the chimney and the multi-stage heat exchanger preheating channel;The multi-stage heat exchanger preheating channel it is pre- Between heat outlet and accumulation of heat high temperature furnace, between the heat exchange outlet of accumulation of heat high temperature furnace and multi-stage heat exchanger heat exchanger channels, pass through respectively Preheating pipe, heat exchange pipeline connection;The resisting blower be arranged on chimney and multi-stage heat exchanger heat exchange outlet between pipeline, receive On pipeline, the preheating pipe and/or heat exchange pipeline between the collecting pipe and multi-stage heat exchanger preheating entrance of collection exhaust gas One or more;In the case where the resisting blower is pumped, gas passes sequentially through the collecting pipe, multi-stage heat exchanger preheating channel Preheating entrance, preheating outlet, accumulation of heat high temperature furnace, the heat exchange entrance of multi-stage heat exchanger preheating channel, heat exchange outlet, chimney carries out Processing.
Here, in the multi-stage heat exchanger, directly using in heat exchange pipeline from accumulation of heat high temperature furnace discharge High temperature purification gas carries out heat exchange with the low temperature waste gas entered from the collecting pipe in preheating pipe, low temperature waste gas is existed Temperature increases substantially the operating temperature close to accumulation of heat high temperature furnace in the case of without directly consuming energy, subsequently into accumulation of heat high temperature Stove carries out pyrolytic, and substantial amounts of heat is produced while decomposition to maintain the high temperature in accumulation of heat high temperature furnace, and after the completion of decomposing High temperature purification gas arrange to multi-stage heat exchanger;Likewise, multi-stage heat exchanger absorbs the heat of high temperature purification gas by exchanging heat, favorably In making full use of waste heat, harmful effect of the waste heat to atmospheric environment is prevented.
Overall efficiency is pumped to improve gas, obtains more preferable waste gas purification effect, it is preferred that the resisting blower is set In on the heat exchange pipeline.
During due to carrying out exhaust-gas treatment, exhaust gas can take away heat, to improve accumulation of heat high temperature furnace accumulation of heat effect, shorten it and reach The time of predetermined temperature, it is preferred that the collecting pipe is equipped with inlet valve, and the inlet valve is used in system warm-up rank Section closes collecting pipe exhaust gas entrance.
During preheating, to be preheated to whole system, further, the preheating entrance of the multi-stage heat exchanger preheating channel Snorkel is equipped between being exported with heat exchange, the snorkel is equipped with gas valve, by closing collecting pipe exhaust gas entrance When, gas valve, operating resisting blower are opened, realizes the preheating to whole systems such as multi-stage heat exchanger, resisting blowers, from And system is set to reach good exhaust-gas treatment state.
For the utility model is better described, here, its workflow is briefly described below:
In the system warm-up stage, when the accumulation of heat high temperature furnace starts to warm up, by closing the inlet valve, described in opening Gas valve, resisting blower, make the interior circulation in accumulation of heat high temperature furnace, multi-stage heat exchanger and pipeline of pre- hot wind, energy saving to realize Be rapidly heated, shorten the heating-up time.After system bulk temperature rises to setting value, circulation in closing, opening inlet valve, Close gas valve, equipment normal work, into the exhaust-gas treatment stage.
In the exhaust-gas treatment stage, the organic exhaust gas being collected into passes through the preheating entrance entrance from the multi-stage heat exchanger, absorbs The preheating outlet of multi-stage heat exchanger is reached after enough heats, then enters accumulation of heat high temperature furnace by preheating pipe, further Heating.In accumulation of heat high temperature furnace, after organic exhaust gas fully decomposes, carbon dioxide, water are converted into, becomes purified gas and enters back into multistage Heat, is discharged into multi-stage heat exchanger, is finally arranged with relatively low temperature by chimney to air by heat exchanger heat exchange entrance.
Compared with prior art, the beneficial effects of the utility model are:At energy-efficient exhaust gas described in the utility model Reason machine, by multi-stage heat exchanger, accumulation of heat high temperature furnace, resisting blower and its optimizing and combining, efficiently uses organic exhaust gas feature, Have the characteristics that treatment effeciency higher, degree of purification be more preferable, processing cost reduces, realize clean and effective, energy saving and cost lowering, have Good application prospect.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model embodiment;
Wherein:1. collecting pipe, 2. multi-stage heat exchangers, 3. accumulation of heat high temperature furnaces, 4. resisting blowers, 5. chimneys, A. preheatings Entrance, B. preheatings outlet, C. heat exchange entrances, D. heat exchange outlet, H. inlet valves, G. gas valves.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out 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 embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained, shall fall within the protection scope of the present invention.
With reference to shown in Fig. 1, a kind of energy-efficient exhaust gas processor, including print the gas collection for producing organic exhaust gas for collecting Pipeline 1, the multi-stage heat exchanger 2 to exchange heat for being preheated to low temperature waste gas, to the high temperature purification gas after processing, to having Machine exhaust gas carries out the accumulation of heat high temperature furnace 3 of pyrolytic processing, for the resisting blower 4 of pumping gas, for being outwardly vented Chimney 5;The multi-stage heat exchanger 2 is equipped with preheating channel, heat exchanger channels, and the collecting pipe 1 and the multi-stage heat exchanger 2 are pre- The preheating entrance A connections of the passage of heat, the chimney 5 are connected with the heat exchange outlet D of 2 preheating channel of multi-stage heat exchanger;It is described The preheating of 2 preheating channel of multi-stage heat exchanger is exported between B and accumulation of heat high temperature furnace 3, accumulation of heat high temperature furnace 3 exchanges heat with multi-stage heat exchanger 2 Between the heat exchange outlet D of passage, connected respectively by preheating pipe, heat exchange pipeline;The resisting blower 4 is arranged on internal pipeline On;In the case where the resisting blower 4 is pumped, gas pass sequentially through the collecting pipe 1,2 preheating channel of multi-stage heat exchanger it is pre- Hot entrance A, preheating outlet B, accumulation of heat high temperature furnace 3, heat exchange entrance C, the heat exchange outlet D of 2 preheating channel of multi-stage heat exchanger, chimney 5 Handled.
Here, in the multi-stage heat exchanger 2, being discharged from the accumulation of heat high temperature furnace 3 in heat exchange pipeline is directly utilized High temperature purification gas carry out heat exchange with the low temperature waste gas entered in preheating pipe from the collecting pipe 1, low temperature is given up Gas temperature in the case of without directly consuming energy increases substantially the operating temperature close to accumulation of heat high temperature furnace 3, subsequently into storage Hot high temperature furnace 3 carries out pyrolytic, and decomposition while produces substantial amounts of heat to maintain the high temperature in accumulation of heat high temperature furnace 3, and will point High temperature purification gas after the completion of solution is arranged to multi-stage heat exchanger 2;Likewise, multi-stage heat exchanger 2 absorbs high temperature purification gas by exchanging heat Heat, be conducive to make full use of waste heat, prevent harmful effect of the waste heat to atmospheric environment.
Here, the resisting blower 4 is arranged on the heat exchange pipeline.
During due to carrying out exhaust-gas treatment, exhaust gas can take away heat, to improve 3 accumulation of heat effect of accumulation of heat high temperature furnace, shorten it and reach To the time of predetermined temperature, the collecting pipe 1 is equipped with inlet valve H, the inlet valve H in the system warm-up stage Close 1 exhaust gas entrance of collecting pipe.
During preheating, to be preheated to whole system, further, the preheating of 2 preheating channel of multi-stage heat exchanger enters Snorkel is equipped between mouth A and heat exchange outlet D, the snorkel is equipped with gas valve G, by useless in closing collecting pipe 1 During gas entrance, gas valve G, operating resisting blower 4 are opened, is realized to the whole system such as multi-stage heat exchanger 2, resisting blower 4 The preheating of system, so that system reaches good exhaust-gas treatment state.
After snorkel and gas valve G are set, hanker in advance, acted on by battle array pressure, the extraneous air outside chimney 5, which will not enter, is In system, the heat in system outwards will not excessively scatter and disappear.Experiment shows, under the same terms of control other factors, uses The system of the present embodiment rises to the time needed for 800-900 DEG C compared with homogeneous system, by the temperature of accumulation of heat high temperature furnace 3, from same The 4 of class system shorten to when small the present embodiment 2 it is small when.
For the utility model is better described, here, its workflow is briefly described below:
In the system warm-up stage, when the accumulation of heat high temperature furnace 3 starts to warm up, by closing the inlet valve H, institute is opened Gas valve G, resisting blower 4 are stated, makes the interior circulation in accumulation of heat high temperature furnace 3, multi-stage heat exchanger 2 and pipeline of pre- hot wind, with reality Show energy saving and be rapidly heated, shorten the heating-up time.After system bulk temperature rises to setting value, close in circulation, open into Mouth valve H, close gas valve G, equipment normal work, into the exhaust-gas treatment stage.
In the exhaust-gas treatment stage, the organic exhaust gas being collected into passes through the preheating entrance A entrance from the multi-stage heat exchanger 2, inhales The preheating outlet B that multi-stage heat exchanger 2 is reached after enough heats has been received, has then entered accumulation of heat high temperature furnace 3 by preheating pipe, into One step heats.In accumulation of heat high temperature furnace 3, after organic exhaust gas fully decomposes, be converted into carbon dioxide, water, become purified gas again into Enter multi-stage heat exchanger 2 exchange heat entrance C, heat is discharged into multi-stage heat exchanger 2, finally with relatively low temperature by 5 row of chimney to Air.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from the principle of the utility model and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (4)

1. a kind of energy-efficient exhaust gas processor, it is characterised in that including printing the gas collecting tube for producing organic exhaust gas for collecting Road, the multi-stage heat exchanger to exchange heat for being preheated to low temperature waste gas, to the high temperature purification gas after processing, to organic waste Gas carries out the accumulation of heat high temperature furnace of pyrolytic processing, for the resisting blower of pumping gas, for the chimney being outwardly vented; The multi-stage heat exchanger is equipped with preheating channel, heat exchanger channels, and the collecting pipe is pre- with the multi-stage heat exchanger preheating channel Hot entrance connection, the heat exchange outlet of the chimney and the multi-stage heat exchanger preheating channel;The multi-stage heat exchanger preheating Between the preheating outlet of passage and accumulation of heat high temperature furnace, between the heat exchange outlet of accumulation of heat high temperature furnace and multi-stage heat exchanger heat exchanger channels, Connected respectively by preheating pipe, heat exchange pipeline;The resisting blower is arranged on internal pipeline;Taken out in the resisting blower Send down, gas passes sequentially through the collecting pipe, the preheating entrance of multi-stage heat exchanger preheating channel, preheating outlet, accumulation of heat high temperature Stove, the heat exchange entrance of multi-stage heat exchanger preheating channel, heat exchange outlet, chimney.
2. energy-efficient exhaust gas processor according to claim 1, it is characterised in that the resisting blower is arranged on described On heat exchange pipeline.
3. energy-efficient exhaust gas processor according to claim 1 or 2, it is characterised in that the collecting pipe is equipped with Inlet valve, the inlet valve are used to close collecting pipe exhaust gas entrance in the system warm-up stage.
4. energy-efficient exhaust gas processor according to claim 3, it is characterised in that the multi-stage heat exchanger preheating channel Preheating entrance and heat exchange outlet between be equipped with snorkel, the snorkel is equipped with gas valve.
CN201721301906.2U 2017-10-11 2017-10-11 A kind of energy-efficient exhaust gas processor Active CN207356893U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721301906.2U CN207356893U (en) 2017-10-11 2017-10-11 A kind of energy-efficient exhaust gas processor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721301906.2U CN207356893U (en) 2017-10-11 2017-10-11 A kind of energy-efficient exhaust gas processor

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109925841A (en) * 2019-04-17 2019-06-25 惠州市溶科环保科技有限公司 A kind of energy-efficient organic exhaust gas purifying system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109925841A (en) * 2019-04-17 2019-06-25 惠州市溶科环保科技有限公司 A kind of energy-efficient organic exhaust gas purifying system
CN109925841B (en) * 2019-04-17 2021-04-06 惠州市溶科环保科技有限公司 Energy-efficient organic waste gas purification system

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