CN207822784U - A kind of grain depot hydrogen phosphide tail gas Simple treatment device - Google Patents
A kind of grain depot hydrogen phosphide tail gas Simple treatment device Download PDFInfo
- Publication number
- CN207822784U CN207822784U CN201721838380.1U CN201721838380U CN207822784U CN 207822784 U CN207822784 U CN 207822784U CN 201721838380 U CN201721838380 U CN 201721838380U CN 207822784 U CN207822784 U CN 207822784U
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- China
- Prior art keywords
- hydrogen phosphide
- helix tube
- absorbs
- grain depot
- absorber
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- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 239000007789 gas Substances 0.000 title claims abstract description 31
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000006096 absorbing agent Substances 0.000 claims abstract description 23
- 238000003958 fumigation Methods 0.000 claims abstract description 13
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 19
- 239000004745 nonwoven fabric Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 6
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 6
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 239000002341 toxic gas Substances 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
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Abstract
The utility model discloses a kind of grain depot hydrogen phosphide tail gas Simple treatment devices, belong to grain-keeping equipment field, it includes air intake control valve, inlet pipe connection, hydrogen phosphide absorption helix tube, hydrogen phosphide absorber, sour gas absorption helix tube, sour gas absorber, outlet connecting tube, leaving air control valve, it can overcome the drawbacks of prior art, it is simple and reasonable, it is convenient using economy, existing recirculation fumigation equipment can be made full use of effectively to solve current hydrogen phosphide tail gas without problem of environmental pollution caused by processing direct emission air.
Description
Technical field
The utility model is related to a kind of grain depot hydrogen phosphide tail gas Simple treatment devices, belong to grain storage technical field.
Background technology
Since phosphine fumigation has the advantages such as easy to operate, broad-spectrum high efficacy, of low cost, it is anti-to become China's grain storage pest
The main means controlled, the aluminum phosphate used every year according to statistics reach tens thousand of tons, and due to limited conditions, grain depot is using phosphine fumigation
After desinsection, directly divulge information air-dispersing or using mechanical equipment ventilation accelerate fumigation exhaust gas to air discharge.Containing big in fumigation exhaust gas
The phosphine gas of amount, and the highly toxic pesticide that hydrogen phosphide is colorless and odorless, being directly discharged to air not only pollutes environment, also to week
The safety of the side masses causes greatly to threaten.Chinese patent CN2016212031772 discloses a kind of hydrogen phosphide tail of movable type
Gas emission-control equipment has certain effect, but equipment is heavy, and cost is more expensive, wideless in Grain Trade use.It is simple and convenient, warp
The effective hydrogen phosphide exhaust gas processing device that helps is that current Grain Trade complies with green grain storage, realizes the skill that sustainable development is badly in need of
Art.Chinese patent CN2015205014068 discloses a kind of Recirculation Fumigation of Phosphine In Chinese National Grain Depots exhaust gas processing device, apparatus structure letter
Single, easy to operate, residual gas treatment effeciency is high after fumigating, but involves great expense, and is not easy to promote and apply.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of grain depot hydrogen phosphide tail gas Simple treatment device, it can with it is existing
Some circulation fumigating systems be connected, have it is easy to operate, it is easy to use, it is of low cost the features such as.
A kind of grain depot hydrogen phosphide tail gas Simple treatment device of the utility model, it includes air intake control valve, air inlet connection
Pipe, hydrogen phosphide absorb helix tube, hydrogen phosphide absorber, sour gas and absorb helix tube, sour gas absorber, outlet connection
Pipe, leaving air control valve, inlet pipe connection one end connect the circulating pipe of grain depot circulation fumigating system, and one end absorbs spiral with hydrogen phosphide
Pipe connects, and air intake control valve is mounted on inlet pipe connection, and hydrogen phosphide absorbs helix tube, sour gas absorbs helix tube, outlet
Connecting tube is connected using the head and the tail that are flexible coupling in order, and the outlet connecting tube other end and the circulating pipe of grain depot circulation fumigating system connect
It connecing, hydrogen phosphide absorber is located at hydrogen phosphide and absorbs in helix tube, and sour gas absorber is located at sour gas and absorbs in helix tube,
Leaving air control valve is mounted in outlet connecting tube.
The inlet pipe connection, outlet connecting tube are hard plastic material, and diameter matches with recirculation fumigation pipe, and thickness is
1mm-5mm。
It is glass material, helix length 30cm-60cm, screw diameter 20cm-40cm, spiral shell that the hydrogen phosphide, which absorbs helix tube,
Coil diameter 3cm-8cm.
It is hard plastic material that the sour gas, which absorbs helix tube, helix length 30cm-60cm, screw diameter 20cm-40cm,
Spiral pipe diameter 3cm-8cm.
The hydrogen phosphide absorber is the non-woven fabrics that copper-bath impregnated, copper-bath concentration 10%-40%, nothing
Woven fabric wide 3cm-8cm, length 40cm-150cm are uniformly crimped onto hydrogen phosphide and absorb in helix tube.
The sour gas absorber is the non-woven fabrics that sodium hydroxide solution impregnated, concentration of sodium hydroxide solution 5%-
30%, non-woven fabrics wide 3cm-8cm, length 40cm-120cm are uniformly crimped onto sour gas and absorb in helix tube.
The beneficial effects of the utility model：It can overcome the drawbacks of prior art, simple and reasonable, use economy side
Just, existing recirculation fumigation equipment can be made full use of effectively to solve current hydrogen phosphide tail gas without caused by processing direct emission air
Problem of environmental pollution.
Description of the drawings
The utility model is described in detail by following specific implementations and attached drawing for ease of explanation,.
Fig. 1 is the plane arrangement structure schematic diagram of the utility model.
1- air intake control valves, 2- inlet pipe connections, 3- hydrogen phosphide absorb helix tube, 4- hydrogen phosphide absorber, 5- sour gas
Body absorbs helix tube, 6- sour gas absorber, 7- outlets connecting tube, 8- leaving air control valves.
Specific implementation mode
As shown in Figure 1, present embodiment uses following technical scheme：It includes air intake control valve 1, inlet pipe connection
2, hydrogen phosphide absorbs helix tube 3, hydrogen phosphide absorber 4, sour gas and absorbs helix tube 5, sour gas absorber 6, outlet company
Take over 7, leaving air control valve 8, inlet pipe connection 2 one end connect the circulating pipe of grain depot circulation fumigating system, the other end and hydrogen phosphide
It absorbs helix tube 3 to connect, air intake control valve 1 is mounted on inlet pipe connection 2, and hydrogen phosphide absorbs helix tube 3, sour gas absorbs
Helix tube 5, outlet connecting tube 7 are connected using the head and the tail that are flexible coupling in order, 7 other end of outlet connecting tube and grain depot recirculation fumigation system
The circulating pipe of system connects, and hydrogen phosphide absorber is located at hydrogen phosphide and absorbs in helix tube, and sour gas absorber is located at sour gas
It absorbs in helix tube, leaving air control valve 8 is mounted in outlet connecting tube 7.
Inlet pipe connection 2, outlet connecting tube 7 are hard plastic material, and diameter matches with recirculation fumigation pipe, and thickness is
2mm；It is glass material, helix length 50cm, screw diameter 30cm, spiral pipe diameter 5cm that hydrogen phosphide, which absorbs helix tube 3,；It is acid
It is hard plastic material, helix length 50cm, screw diameter 30cm, spiral pipe diameter 5cm that gas, which absorbs helix tube 5,；Hydrogen phosphide absorbs
The non-woven fabrics that body 4 impregnated for copper-bath, copper-bath concentration 20%, non-woven fabrics wide 5cm, length 120cm, uniformly
It is crimped onto hydrogen phosphide to absorb in helix tube 3, sour gas absorber 6 is the non-woven fabrics that sodium hydroxide solution impregnated, hydroxide
Sodium solution a concentration of 10%, non-woven fabrics wide 5cm, length 100cm are uniformly crimped onto sour gas and absorb in helix tube 5.
The utility model occupation mode：First the utility model inlet pipe connection 2, outlet connecting tube 7 are connected to circulation and smoked
On the circulating pipe of steaming system, inlet pipe connection 2,7 length of outlet connecting tube are advisable with being conveniently operated, other positions connect as required
It connects, and is fixed on the wall, while control valve is installed additional on the circulating pipe between inlet pipe connection 2, outlet connecting tube 7；It carries out
When recirculation fumigation operation, air intake control valve 1, leaving air control valve 8 are closed, opens circulating line control valve, circulation fumigating system is just
Chang Zuoye；When being aerated operation, air intake control valve 1, leaving air control valve 8 are opened, closes circulating line control valve, opens circulation
Wind turbine, the tail gas containing hydrogen phosphide reach hydrogen phosphide and absorb helix tube 3, with phosphatization by air intake control valve 1, inlet pipe connection 2
Hydrogen absorber 4 comes into full contact with, and phosphine gas reacts with copper-bath, becomes sulfur dioxide, sulfur trioxide gas, and two
Sulfur oxide, sulfur trioxide gas and a small amount of vapor enter sour gas and absorb helix tube 5, are filled with sour gas absorber 6
Tap is touched, and sulfur dioxide, sulfur trioxide gas are fully reacted with sodium hydroxide solution, are absorbed, and toxic gas is cleaned, and is free of
The air of toxic gas enters outlet connecting tube 7, and a circuit is formed through leaving air control valve 8 to recirculation fumigation pipe, repeatedly,
The tail gas with phosphine gas constantly enters the utility model after stifling, is constantly handled by absorption, and poison gas is not contained after purification
The problem of air of body is continuously replenished grain heap, effective solution hydrogen phosphide vent gas treatment, being capable of fairly simple effective solution
Certainly current hydrogen phosphide tail gas is without problem of environmental pollution caused by processing direct emission air.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of grain depot hydrogen phosphide tail gas Simple treatment device, it includes air intake control valve (1), inlet pipe connection (2), hydrogen phosphide
It absorbs helix tube (3), hydrogen phosphide absorber (4), sour gas and absorbs helix tube (5), sour gas absorber (6), outlet company
Take over (7), leaving air control valve (8), inlet pipe connection (2) one end connects the circulating pipe of grain depot circulation fumigating system, the other end with
Hydrogen phosphide absorbs helix tube (3) and connects, and air intake control valve (1) is mounted on inlet pipe connection (2), and hydrogen phosphide absorbs helix tube
(3), sour gas is absorbed helix tube (5), outlet connecting tube (7) and is connected in order using the head and the tail that are flexible coupling, outlet connecting tube (7)
The other end is connect with the circulating pipe of grain depot circulation fumigating system, and hydrogen phosphide absorber (4) is located at hydrogen phosphide and absorbs helix tube (3)
Interior, sour gas absorber (6) is located at sour gas and absorbs in helix tube (5), and leaving air control valve (8) is mounted on outlet connecting tube
(7) on.
2. a kind of grain depot hydrogen phosphide tail gas Simple treatment device described in accordance with the claim 1, which is characterized in that the air inlet connects
Take over (2), outlet connecting tube (7) is hard plastic material, diameter matches with recirculation fumigation pipe, thickness 1mm-5mm.
3. a kind of grain depot hydrogen phosphide tail gas Simple treatment device described in accordance with the claim 1, which is characterized in that the hydrogen phosphide
It is glass material, helix length 30cm-60cm, screw diameter 20cm-40cm, spiral pipe diameter 3cm- to absorb helix tube (3)
8cm。
4. a kind of grain depot hydrogen phosphide tail gas Simple treatment device described in accordance with the claim 1, which is characterized in that the sour gas
It is hard plastic material, helix length 30cm-60cm, screw diameter 20cm-40cm, spiral pipe diameter 3cm- that body, which absorbs helix tube (5),
8cm。
5. a kind of grain depot hydrogen phosphide tail gas Simple treatment device described in accordance with the claim 1, which is characterized in that the hydrogen phosphide
The non-woven fabrics that absorber (4) impregnated for copper-bath, copper-bath concentration 10%-40%, the wide 3cm-8cm of non-woven fabrics,
Length is 40cm-150cm, is uniformly crimped onto hydrogen phosphide and absorbs in helix tube (3).
6. a kind of grain depot hydrogen phosphide tail gas Simple treatment device described in accordance with the claim 1, which is characterized in that the sour gas
The non-woven fabrics that body absorber (6) impregnated for sodium hydroxide solution, concentration of sodium hydroxide solution 5%-30%, non-woven fabrics are wide
3cm-8cm, length 40cm-120cm are uniformly crimped onto sour gas and absorb in helix tube (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721838380.1U CN207822784U (en) | 2017-12-26 | 2017-12-26 | A kind of grain depot hydrogen phosphide tail gas Simple treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721838380.1U CN207822784U (en) | 2017-12-26 | 2017-12-26 | A kind of grain depot hydrogen phosphide tail gas Simple treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207822784U true CN207822784U (en) | 2018-09-07 |
Family
ID=63389215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721838380.1U Active CN207822784U (en) | 2017-12-26 | 2017-12-26 | A kind of grain depot hydrogen phosphide tail gas Simple treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207822784U (en) |
-
2017
- 2017-12-26 CN CN201721838380.1U patent/CN207822784U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Building 32, Henan University of Technology, No. 100 Lianhua Street, High tech Zone, Zhengzhou City, Henan Province 450001 Patentee after: Henan University of Technology Design and Research Institute Co.,Ltd. Country or region after: China Address before: Building 32, Henan University of Technology, No. 100 Lianhua Street, High tech Zone, Zhengzhou City, Henan Province 450001 Patentee before: HENAN University OF TECHNOLOGY DESIGN AND RESEARCH ACADEMY Country or region before: China |