CN105999864A - Wavy-retainer tail gas treatment device for grain dryer - Google Patents

Wavy-retainer tail gas treatment device for grain dryer Download PDF

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Publication number
CN105999864A
CN105999864A CN201610584594.4A CN201610584594A CN105999864A CN 105999864 A CN105999864 A CN 105999864A CN 201610584594 A CN201610584594 A CN 201610584594A CN 105999864 A CN105999864 A CN 105999864A
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CN
China
Prior art keywords
baffle plate
waveform
drying machine
grain drying
tail gas
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Pending
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CN201610584594.4A
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Chinese (zh)
Inventor
萧鲲
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Wuhu Chang Qilu Industry Co Ltd
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Wuhu Chang Qilu Industry Co Ltd
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Priority to CN201610584594.4A priority Critical patent/CN105999864A/en
Publication of CN105999864A publication Critical patent/CN105999864A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D45/00Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/04Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia
    • B01D45/08Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D50/00Combinations of methods or devices for separating particles from gases or vapours
    • B01D50/20Combinations of devices covered by groups B01D45/00 and B01D46/00
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/46Removing components of defined structure
    • B01D53/62Carbon oxides
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/005Treatment of dryer exhaust gases
    • F26B25/007Dust filtering; Exhaust dust filters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2256/00Main component in the product gas stream after treatment
    • B01D2256/20Carbon monoxide

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Detergent Compositions (AREA)

Abstract

The invention discloses a wavy-retainer tail gas treatment device for a grain dryer, comprising a shell communicated with a grain dryer body through a vent port; a retainer is disposed in the shell to face the vent port, and the top of the retainer is provided with a dust collecting plate; the top of the shell is provided with an exhausting device; wherein the retainer is a wavy plate extending in a linear direction, and the surface of the wavy plate is provided with a plurality of concave blind holes. The wavy-retainer tail gas treatment device for a grain dryer is effective in purifying tail gas of the grain dryer.

Description

Waveform baffle plate grain drying machine exhaust gas processing device
Technical field
The present invention relates to exhaust gas processing device, in particular it relates to a kind of waveform baffle plate grain drying machine vent gas treatment dress Put.
Background technology
Grain drying machine is the assembly of a kind of dehydrator, is the general designation of the various equipment of foodstuff drying device.By corn and air-flow Direction of relative movement, dehydrator can be divided into the patterns such as crossing current, mixed flow, following current, adverse current and concurrent-countercurrent, mixed adverse current, suitable mixed flow.Corn The operation principle of dehydrator is: first pass through heater and air is heated into hot-air, be then passed through in corn by hot-air So that corn is heated.
After heat grain completes, the tail gas after hot-air cooling is breathed containing substantial amounts of dust granules and corn and produces Waste gas.At present, the processing mode of grain-drying tail gas is: entered by tail gas in the pipeline of a root length so that in tail gas Dust granules can settle down in the duct, is then directly discharged in air by tail gas.This vent gas treatment mode is not only Needing bigger space and equipment, the effect of the process of tail gas is not very good simultaneously, on the one hand, dust granules has been difficult to All clear Chu, on the other hand, tail gas can be caused resistance by long dust sedimentation pipeline, thus affects the flowing speed of hot-air Rate, and then have impact on the drying effect of corn.
Summary of the invention
It is an object of the invention to provide a kind of waveform baffle plate grain drying machine exhaust gas processing device, this waveform baffle plate paddy Thing dehydrator exhaust gas processing device can purify the tail gas of grain drying machine effectively.
To achieve these goals, the invention provides a kind of waveform baffle plate grain drying machine exhaust gas processing device, bag Include: housing, be connected by vent between housing and the main body of grain drying machine;Housing be internally provided with baffle plate with towards Vent, the top of baffle plate is provided with dust collecting board;The top of housing is provided with exhaust equipment;Wherein, for along straight line side To the waveform plate extended, the surface of described waveform plate is formed with the blind hole of multiple indent.
Preferably, dust collecting board is curved slab, and the distance at the top of curved slab distance housing is gradually lowered from top to bottom.
Preferably, the top of dust collecting board is higher than the top of vent.
Preferably, dust collecting board is arc, and the radian of arc is 50-80 °.
Preferably, the angle between the composition of two in waveform unit plate is 40-60 °.
Preferably, the top of the inside of housing is provided with filter mechanism.
Preferably, filter mechanism is the S-shaped structure along vertical direction, and S-shaped structure includes upper and lower two-layer drainage screen, two It is filled with cleanser in layer drainage screen.
According to technique scheme, the waveform baffle plate grain drying machine exhaust gas processing device that the present invention provides passes through corn The junction of the main body of dehydrator arranges housing, arranges baffle plate in housing, and this baffle plate is with towards vent, then self-ventilation mouth The tail gas got rid of just carries out impacting (as shown in Figure 2) on baffle plate, tail gas dirt after constantly contacting with baffle plate, in tail gas Angstrom granule will settle, and meanwhile, dust collecting board also is able to sub barrier and dust granules is settled to bottom, After, dust granules will be discharged from the top of housing by exhaust equipment through the tail gas of sedimentation.In the apparatus, baffle plate and dirt Angstrom collecting board is possible not only to reach to settle the effect of dust granules in tail gas, at the same time it can also be avoid causing the discharge of tail gas Resistance, and then improve the drying effect of corn.
Other features and advantages of the present invention will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of description, with following tool Body embodiment is used for explaining the present invention together, but is not intended that limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structure of the preferred implementation of the waveform baffle plate grain drying machine exhaust gas processing device that the present invention provides Schematic diagram;
Fig. 2 is the structural representation of baffle plate in Fig. 1.
Description of reference numerals
1, main body 2, housing
3, baffle plate 4, dust collecting board
5, filter mechanism 6, exhaust equipment
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of the present invention is described in detail.It should be appreciated that this place is retouched The detailed description of the invention stated is merely to illustrate and explains the present invention, is not limited to the present invention.
In the present invention, in the case of illustrating on the contrary, the noun of locality that " top, the end " etc. is included in term only represents This term orientation under normal service condition, or for being commonly called as of skilled artisan understands that, and be not construed as this term Restriction.
The invention provides a kind of waveform baffle plate grain drying machine exhaust gas processing device, as depicted in figs. 1 and 2, including: Housing 2, is connected by vent between housing 2 and the main body 1 of grain drying machine;Housing 2 be internally provided with baffle plate 3 with face To vent, the top of baffle plate 3 is provided with dust collecting board 4;The top of housing 2 is provided with exhaust equipment 6;Wherein, baffle plate 3 is The waveform plate extended along rectilinear direction, the surface of described waveform plate is formed with the blind hole of multiple indent, and (blind hole can be entered One step strengthens tail gas and the contact area of baffle plate 3 and time of contact, also is able to be effectively reduced the kinetic energy of dust granules simultaneously, from And the sedimentation of beneficially dust granules).
Above-mentioned waveform baffle plate grain drying machine exhaust gas processing device is set by the junction of the main body 1 of grain drying machine Encloser body 2, arranges baffle plate 3 in housing 2, and this baffle plate 3 is with towards vent, then the tail gas that self-ventilation mouth is got rid of is just to baffle plate Carrying out on 3 impacting (as shown in Figure 2), tail gas is after constantly contacting with baffle plate 3, and the dust granules in tail gas will sink Fall, meanwhile, dust collecting board 4 also is able to sub barrier 3 and dust granules is settled to bottom, finally, dust granules warp The tail gas crossing sedimentation will be discharged from the top of housing 2 by exhaust equipment 6.In the apparatus, baffle plate 3 and dust collecting board 4 It is possible not only to reach to settle the effect of dust granules in tail gas, at the same time it can also be avoid the discharge of tail gas is caused resistance, and then Improve the drying effect of corn.
In the present invention, the concrete shape of dust collecting board 4 can select in wide scope, can be straight plate, also Can be sketch plate, but in order to improve the effect of settling of dust, it is preferable that dust collecting board 4 is curved slab, curved slab distance The distance at the top of housing 2 is gradually lowered from top to bottom.Pass through domes, it is possible to effectively return rebounding from baffle plate 3 Dust granules settles downwards such that it is able to prevent the diffusion of dust.
Meanwhile, the tail gas discharged for the ease of self-ventilation mouth can contact with baffle plate 3 easily, it is preferable that dust The top of collecting board 4, higher than the top of vent, thus avoids dust collecting board 4 and the eliminating of tail gas causes the feelings of resistance The generation of condition.
On the basis of the above, in order to be more beneficial for the sedimentation of dust granules, it is preferable that dust collecting board 4 is arc Shape plate, and the radian of arc is 50-80 °.
On the one hand additionally, the acuity of waveform unit can also select in wide scope, it is considered that tail gas and ripple The contact area of shape wave unit and time of contact, on the other hand, it is contemplated that the resistance that tail gas is caused by waveform unit big Little, it is preferable that the radian at the top of the waveform unit of waveform plate is 40-60 °..Such angle, both can ensure that Tail gas and waveform unit have enough contacts area and time of contact, at the same time it can also be avoid waveform unit to tail gas Cause excessive resistance.
In the present invention, although dust collecting board 4 and baffle plate 3 can reach dust granules sedimentation effect, but in order to Improve the removal effect of dust granules further, meanwhile, in order to remove harmful gas (the corn anaerobic respiration generation that corn produces CO), it is preferable that the top of the inside of housing 2 is provided with filter mechanism 5.Wherein, the solid shape of filter mechanism 5 can be Select in wide scope, but in order to improve contact area and the time of contact of tail gas and filter mechanism 5 further, it is preferable that Filter mechanism 5 is the S-shaped structure along vertical direction, and S-shaped structure includes upper and lower two-layer drainage screen, fills in two-layer drainage screen There is cleanser.
In the above-described embodiment, cleanser can be the commercially available product in this area, it is also possible to be to configure voluntarily, in order to carry High detergent power, it is preferable that obtain based on silica gel modification for purifying grain-drying tail gas by the way of configuring voluntarily Compositions (i.e. cleanser), i.e. the invention provides a kind of compositions for cleaning of off-gas modified based on activated alumina Preparation method, this preparation method includes:
1) in the presence of protection gas, carry out bentonite calcining with prepared bentonite powder;
2) active carbon powder, wheat bran powder, flyash and bentonite powder are placed in acid solution and carry out activation processing with system Obtain activator mixture;
3) by MDI (4,4 ,-methyl diphenylene diisocyanate), TDI (toluene di-isocyanate(TDI)), polyether polyol, work Property aluminium oxide, titanium potassium oxalate and activator mixture in the presence of ultrasound wave, carry out haptoreaction with prepared Foamex;
4) Foamex is pulverized to obtain Foamex powder, then by anion surfactant, water and foaming tree The mixing of cosmetics end is to prepare the compositions for cleaning of off-gas modified based on activated alumina.
Step 1 in above-mentioned preparation method) in, the actual conditions of calcining can select in wide scope, but in order to Make the compositions prepared that the tail gas purifying grain drying machine is had more excellent detergent power, it is preferable that in step 1) in, Calcining at least meets following condition: calcining heat is 420-450 DEG C, and calcination time is 4-6h.
Step 1 in above-mentioned preparation method) in, the concrete kind of protection gas can select in wide scope, but from Consider on protected effect, it is preferable that one or more in nitrogen, helium, neon and argon of protection gas.
Step 2 in above-mentioned preparation method) in, the consumption of each material can select in wide scope, but in order to make The compositions that must prepare has more excellent detergent power to the tail gas purifying grain drying machine, it is preferable that in step 2) in, phase For the active carbon powder of 100 weight portions, the consumption of wheat bran powder is 20-26 weight portion, and the consumption of flyash is 12-17 weight Part, the consumption of bentonite powder is 35-52 weight portion.
Step 2 in above-mentioned preparation method) in, the consumption of acid solution can select in wide scope, but so that The compositions prepared has more excellent detergent power to the tail gas purifying grain drying machine, it is preferable that in step 2) in, relatively In the active carbon powder of 100 weight portions, the consumption of acid solution is 300-500 weight portion, and the pH of acid solution is 3.5-5.
Step 2 in above-mentioned preparation method) in, active carbon powder, wheat bran powder, flyash and the particle diameter of bentonite powder Can select in wide scope, but so that the tail gas purifying grain drying machine is had more excellent by the compositions prepared Detergent power, it is preferable that in step 2) in, active carbon powder, wheat bran powder, flyash are with the particle diameter of bentonite powder Less than 10 microns.
Step 2 in above-mentioned preparation method) in, the actual conditions of activation processing can select in wide scope, but So that the compositions prepared has more excellent detergent power to the tail gas purifying grain drying machine, it is preferable that in step 2) in, activation processing at least meets following condition: activation temperature is 45-50 DEG C, and soak time is 1-1.5h.
Step 3 in above-mentioned preparation method) in, the consumption of each material can select in wide scope, but in order to make The compositions that must prepare has more excellent detergent power to the tail gas purifying grain drying machine, it is preferable that in step 3) in, phase For the MDI of 100 weight portions, the consumption of TDI is 15-24 weight portion, and the consumption of polyether polyol is 110-130 weight portion, lives The consumption of property aluminium oxide is 15-24 weight portion, and the consumption of titanium potassium oxalate is 0.5-2 weight portion, and the consumption of activator mixture is 30- 44 weight portions.
Step 3 in above-mentioned preparation method) in, catalytic actual conditions can select in wide scope, but So that the compositions prepared has more excellent detergent power to the tail gas purifying grain drying machine, it is preferable that in step 3) in, haptoreaction at least meets following condition: reaction temperature is 60-85 DEG C, and the response time is 6-10h, the frequency of ultrasound wave For 20-30MHz.
Step 3 in above-mentioned preparation method) in, the concrete kind of polyether polyol can select in wide scope, but It is so that the compositions prepared has more excellent detergent power to the tail gas purifying grain drying machine, it is preferable that in step Rapid 3) in, one or more in the polyether polyol of trade mark L61, trade mark L64 and trade mark F68 of polyether polyol.
Step 4 in above-mentioned preparation method) in, the consumption of each material can select in wide scope, but in order to make The compositions that must prepare has more excellent detergent power to the tail gas purifying grain drying machine, it is preferable that in step 4) in, phase For the Foamex powder of 100 weight portions, the consumption of anion surfactant is 3-5 weight portion, and the consumption of water is 30-50 Weight portion.
Step 4 in above-mentioned preparation method) in, the particle diameter of Foamex powder can select in wide scope, but So that the compositions prepared has more excellent detergent power to the tail gas purifying grain drying machine, it is preferable that in step 4), in, the particle diameter of Foamex powder is less than 10 microns.
Step 4 in above-mentioned preparation method) in, the concrete kind of anion surfactant can be selected in wide scope Select, but so that the compositions prepared has more excellent detergent power to the tail gas purifying grain drying machine, it is preferable that In step 4) in, anion surfactant selected from sodium lauryl sulphate, dodecylbenzene sodium sulfonate, sodium laurylsulfate and One or more in dodecyl sodium naphthalene sulfonate.
Present invention also offers a kind of compositions for cleaning of off-gas modified based on activated alumina, said composition is led to Cross above-mentioned method to be prepared.
Invention further provides a kind of above-mentioned compositions for cleaning of off-gas modified based on activated alumina Application in purifying grain-drying tail gas.
Hereinafter will be described the present invention by embodiment.
Embodiment 1
1) in the presence of protection gas (nitrogen), carry out bentonite at 430 DEG C calcining 5h with prepared bentonite powder (below particle diameter 10 μm);
2) by active carbon powder (below particle diameter 10 μm), wheat bran powder (below particle diameter 10 μm), flyash (particle diameter 10 μm with Under), bentonite powder mixes according to the weight ratio of 100:24:15:39:400 with acid solution (pH is 4), and lives at 48 DEG C Change processes 1.2h with prepared activator mixture;
3) by MDI, TDI, polyether polyol (trade mark L61), activated alumina, titanium potassium oxalate and activator mixture according to 100:20:120:19:1.2:34 weight ratio carry out haptoreaction in the presence of the ultrasound wave that frequency is 25MHz and at 75 DEG C 8h is with prepared Foamex;
4) Foamex is pulverized to obtain Foamex powder (less than 10 microns), then by anion surfactant (sodium lauryl sulphate), water and Foamex powder mix according to 100:4:40 weight ratio and change based on activated alumina to prepare Compositions A1 for cleaning of off-gas of property.
Embodiment 2
1) in the presence of protection gas (neon), carry out bentonite at 420 DEG C calcining 4h with prepared bentonite powder (below particle diameter 10 μm);
2) by active carbon powder (below particle diameter 10 μm), wheat bran powder (below particle diameter 10 μm), flyash (particle diameter 10 μm with Under), bentonite powder mixes according to the weight ratio of 100:20:12:35:300 with acid solution (pH is 3.5), and carries out at 45 DEG C Activation processing 1h is with prepared activator mixture;
3) by MDI, TDI, polyether polyol (trade mark L64), activated alumina, titanium potassium oxalate and activator mixture according to 100:15:110:15:0.5:30 weight ratio carry out haptoreaction in the presence of the ultrasound wave that frequency is 20MHz and at 60 DEG C 6h is with prepared Foamex;
4) Foamex is pulverized to obtain Foamex powder (less than 10 microns), then by anion surfactant (sodium laurylsulfate), water mix to prepare based on activated alumina modified with Foamex powder according to 100:3:30 weight ratio Compositions A2 for cleaning of off-gas.
Embodiment 3
1) in the presence of protection gas (argon), carry out bentonite at 450 DEG C calcining 6h with prepared bentonite powder (below particle diameter 10 μm);
2) by active carbon powder (below particle diameter 10 μm), wheat bran powder (below particle diameter 10 μm), flyash (particle diameter 10 μm with Under), bentonite powder mixes according to the weight ratio of 100:26:17:52:500 with acid solution (pH is 5), and lives at 50 DEG C Change processes 1.5h with prepared activator mixture;
3) by MDI, TDI, polyether polyol (trade mark F68), activated alumina, titanium potassium oxalate and activator mixture according to The weight ratio of 100:24:130:24:2:44 carries out haptoreaction in the presence of the ultrasound wave that frequency is 30MHz and at 85 DEG C 10h is with prepared Foamex;
4) Foamex is pulverized to obtain Foamex powder (less than 10 microns), then by anion surfactant (dodecyl sodium naphthalene sulfonate), water mix to prepare based on activated alumina according to 100:5:50 weight ratio with Foamex powder Modified compositions A3 for cleaning of off-gas.
Comparative example 1
Carry out preparing compositions B1, except for the difference that, step 3 according to the method for embodiment 1) in do not use activator mixture.
Comparative example 2
Carry out preparing compositions B2, except for the difference that, step 3 according to the method for embodiment 1) in do not use titanium potassium oxalate.
Comparative example 3
Carry out preparing compositions B3, except for the difference that, step 3 according to the method for embodiment 1) in do not use activated alumina.
Comparative example 4
Carry out preparing compositions B4, except for the difference that, step 4 according to the method for embodiment 1) in do not use anionic surface to live Property agent.
Detection example 1
Detection purifies PM10.0 in grain-drying tail gas, and (particle diameter is less than or equal to the concentration of the dust granules of 10.0 μm, μ g/m3) and concentration (the μ g/m of CO3);Above-mentioned composition is filled in respectively composition filter in double-layer filtering net, then by tail Edema caused by disorder of QI not Tong Guo filter, then detect the concentration of PM10.0 and CO in the tail gas after purified treatment.
Table 1
By above-described embodiment, comparative example and detection example, what the present invention provided is used for purifying grain-drying tail The compositions of gas has the detergent power of excellence for purifying grain-drying tail gas.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, but, the present invention is not limited to above-mentioned reality Execute the detail in mode, in the technology concept of the present invention, technical scheme can be carried out multiple letter Monotropic type, these simple variant belong to protection scope of the present invention.
It is further to note that each the concrete technical characteristic described in above-mentioned detailed description of the invention, at not lance In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to various can The compound mode of energy illustrates the most separately.
Additionally, combination in any can also be carried out between the various different embodiment of the present invention, as long as it is without prejudice to this The thought of invention, it should be considered as content disclosed in this invention equally.

Claims (7)

1. a waveform baffle plate grain drying machine exhaust gas processing device, it is characterised in that including: housing (2), described housing (2) and it is connected by vent between the main body (1) of grain drying machine;Described housing (2) be internally provided with baffle plate (3) with Towards described vent, the top of described baffle plate (3) is provided with dust collecting board (4);The top of described housing (2) is provided with takes out Wind devices (6);Wherein, described baffle plate (3) is the waveform plate extended along rectilinear direction, and the surface of described waveform plate is formed There is the blind hole of multiple indent.
Waveform baffle plate grain drying machine exhaust gas processing device the most according to claim 1, it is characterised in that described dust Collecting board (4) is curved slab, and the described curved slab distance apart from the top of described housing (2) is gradually lowered from top to bottom.
Waveform baffle plate grain drying machine exhaust gas processing device the most according to claim 2, it is characterised in that described dust The top of collecting board (4) is higher than the top of described vent.
Waveform baffle plate grain drying machine exhaust gas processing device the most according to claim 2, it is characterised in that described dust Collecting board (4) is arc, and the radian of described arc is 50-80 °.
5. according to the waveform baffle plate grain drying machine exhaust gas processing device described in any one in claim 1-4, its feature Being, the radian at the top of the waveform unit of described waveform plate is 40-60 °.
6. according to the waveform baffle plate grain drying machine exhaust gas processing device described in any one in claim 1-4, its feature Being, the top of the inside of described housing (2) is provided with filter mechanism (5).
7. according to the waveform baffle plate grain drying machine exhaust gas processing device described in any one in claim 1-4, its feature Being, described filter mechanism (5) is the S-shaped structure along vertical direction, and described S-shaped structure includes upper and lower two-layer drainage screen, institute It is filled with cleanser in stating two-layer drainage screen.
CN201610584594.4A 2016-07-23 2016-07-23 Wavy-retainer tail gas treatment device for grain dryer Pending CN105999864A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610584594.4A CN105999864A (en) 2016-07-23 2016-07-23 Wavy-retainer tail gas treatment device for grain dryer

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Application Number Priority Date Filing Date Title
CN201610584594.4A CN105999864A (en) 2016-07-23 2016-07-23 Wavy-retainer tail gas treatment device for grain dryer

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107596796A (en) * 2017-10-25 2018-01-19 天津天清环保科技股份有限公司 Multistage VOCs exhaust gas processing devices

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11244640A (en) * 1998-03-04 1999-09-14 Tsunehiko Igarashi Dust collector of grain drying machine and husking machine or the like as well as dust collecting bag body of dust collector of grain drying machine and husking machine or the like
JP2000135411A (en) * 1998-10-29 2000-05-16 Tanabe Kogyo Kk Exhaust gas treatment device and its manufacture
CN202498067U (en) * 2012-03-09 2012-10-24 严伯坚 Dust collector
CN202516422U (en) * 2012-04-16 2012-11-07 黑龙江龙煤矿业集团股份有限公司双鸭山分公司虹焱热电有限公司 Cement solid and air separation terminal box
CN204443992U (en) * 2015-02-16 2015-07-08 安徽森米诺农业科技有限公司 Foodstuff drying device
CN105104522A (en) * 2015-09-09 2015-12-02 宁波天海制冷设备有限公司 Cereal drying machine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11244640A (en) * 1998-03-04 1999-09-14 Tsunehiko Igarashi Dust collector of grain drying machine and husking machine or the like as well as dust collecting bag body of dust collector of grain drying machine and husking machine or the like
JP2000135411A (en) * 1998-10-29 2000-05-16 Tanabe Kogyo Kk Exhaust gas treatment device and its manufacture
CN202498067U (en) * 2012-03-09 2012-10-24 严伯坚 Dust collector
CN202516422U (en) * 2012-04-16 2012-11-07 黑龙江龙煤矿业集团股份有限公司双鸭山分公司虹焱热电有限公司 Cement solid and air separation terminal box
CN204443992U (en) * 2015-02-16 2015-07-08 安徽森米诺农业科技有限公司 Foodstuff drying device
CN105104522A (en) * 2015-09-09 2015-12-02 宁波天海制冷设备有限公司 Cereal drying machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107596796A (en) * 2017-10-25 2018-01-19 天津天清环保科技股份有限公司 Multistage VOCs exhaust gas processing devices

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Application publication date: 20161012