CN206255839U - A kind of medical wastes incineration high-concentration fume acid-producing apparatus - Google Patents
A kind of medical wastes incineration high-concentration fume acid-producing apparatus Download PDFInfo
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- CN206255839U CN206255839U CN201621368629.2U CN201621368629U CN206255839U CN 206255839 U CN206255839 U CN 206255839U CN 201621368629 U CN201621368629 U CN 201621368629U CN 206255839 U CN206255839 U CN 206255839U
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- China
- Prior art keywords
- producing apparatus
- medical wastes
- acid
- flue gas
- circulating
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- 239000002253 acid Substances 0.000 title claims abstract description 31
- 239000002906 medical waste Substances 0.000 title claims abstract description 29
- 239000003517 fume Substances 0.000 title claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 63
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 42
- 239000003546 flue gas Substances 0.000 claims abstract description 42
- 238000001816 cooling Methods 0.000 claims abstract description 14
- 239000010865 sewage Substances 0.000 claims abstract description 10
- 238000005406 washing Methods 0.000 claims abstract description 10
- 230000002745 absorbent Effects 0.000 claims abstract description 8
- 239000002250 absorbent Substances 0.000 claims abstract description 8
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 claims abstract description 4
- 238000005201 scrubbing Methods 0.000 claims description 14
- 239000000779 smoke Substances 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
- 241000628997 Flos Species 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 108010022579 ATP dependent 26S protease Proteins 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 241000370738 Chlorion Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002920 hazardous waste Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a kind of medical wastes incineration high-concentration fume acid-producing apparatus, including：Gas fume conveying system, flue gas washing system, circulating cooling system, flue gas emission；Circulating cooling system includes the water circulating pump, heat exchanger, the first spiral nozzle and the second spiral nozzle that are sequentially connected；Flue gas washing system is provided with circulating water pool, and the water in circulating water pool does the sour gas that absorbent is used to absorb in flue gas；Water circulating pump is connected with circulating water pool；The utility model has can effectively reduce chlorinity in flying dust and sewage, while the advantage of acid can be prepared into.
Description
Technical field
The utility model is related to environmental technology field, more particularly to a kind of medical wastes incineration high-concentration fume relieving haperacidity to set
It is standby.
Background technology
Incineration treatment technology is the safest processing method of clinical waste, and application is all being widelyd popularize in countries in the world, and its is excellent
Point is not only can thoroughly to kill all microorganisms, and most of organic matter can also be made to incinerate burning, is transformed into inorganic ash content,
Solid waste volume can be reduced after burning, so as to substantially reduce the final disposal expense of clinical waste, eliminate clinical waste secondary
Pollution, but, clinical waste is due to chloride more, thus HCl concentration in incineration flue gas is significantly higher, and according to surveying and determination, medical treatment is useless
HCl concentration in thing incineration flue gas is average up to 3000 ~ 4000mg/Nm3.
At present, processed using acid stripping method for the high-concentration acidic wastewater gas that medical wastes incineration is produced, conventional depickling
Technology is divided into dry method, semidry method, wet method three major types according to absorbent state.
Dry-process deacidification is：Acid contaminant in flue gas in reactor with Ca (OH)2Dry powder direct reaction, waste heat boiler
Outlet temperature be l80 DEG C ~ 240 DEG C.When flue-gas temperature is higher, take to spray cooling measure in reactor.Experimental study
Result shows that deacidification efficiency is 70% ~ 80% when flue-gas temperature is at 200 DEG C ~ 230 DEG C.
Semidry method depickling typically uses calcium oxide（CaO）Or calcium hydroxide（Ca(OH)2）It is absorbent, is prepared into hydroxide
Calcium solution.Using nozzle or rotary atomizer by aqua calcis penetrating reactor, the liquid of 30 μm ~ 50 μm of particle diameter is formed
Drop, is reacted with sour gas.
Wet purification refers to that alkaline absorbent reacts with sour gas under wet condition and removes product.Wet method depickling
Using scrubbing tower form, scrubbing tower is divided into cooling end and dehumidification by absorption portion.In cooling end, by the direction flue gas from cooling end
Middle spray cooling liquid, 60 DEG C ~ 70 DEG C are cooled to by flue-gas temperature.
There is respective shortcoming in existing various medical wastes incineration deacidifying flue gas technologies：What dry method and semidry method were produced
Flying dust is hazardous waste, can only bring greatly tired to recycling because chlorinity is high in flying dust using being filled after solidification
Difficulty, cost of disposal greatly, limits effective implementation of flying dust resource.
, in water, the chloride ion content in sewage is high, and content is thousands of to up to ten thousand for chloride shift in wet method depickling flue gas
Mg/L sewage, considerably beyond local sewage drainage standard, it is difficult to accomplish qualified discharge, many places are due to no municipal sewers
Net, it is impossible to use the technology.
Therefore, one kind being badly in need of in the prior art can effectively reduce chlorinity in flying dust and sewage, while acid can be prepared into, it is real
The recycling of existing resource, the equipment so as to realize the medical wastes incineration high-concentration fume relieving haperacidity of energy-saving and emission-reduction.
The content of the invention
The purpose of this utility model is to provide a kind of medical wastes incineration high-concentration fume acid-producing apparatus, is effectively reduced
The content of chlorine in flying dust and sewage, while acid can be prepared into, realizes the recycling of resource.
To achieve the above object, the specific skill of a kind of medical wastes incineration high-concentration fume acid-producing apparatus of the present utility model
Art scheme is：
A kind of medical wastes incineration high-concentration fume acid-producing apparatus, including：Gas fume conveying system, flue gas washing system, follow
Ring cooling system, flue gas emission；Wherein, circulating cooling system includes the water circulating pump, heat exchanger, the first spiral shell that are sequentially connected
Churning mouth and the second spiral nozzle；Flue gas washing system is provided with circulating water pool, and the water in circulating water pool makees absorbent for inhaling
Receive the sour gas in flue gas；Water circulating pump is connected with circulating water pool, and the water in circulating water pool is used as recirculated water simultaneously.
Further, the first spiral nozzle and the second spiral nozzle are arranged at the top of scrubbing tower, lead footpath pipe and access scrubbing tower
It is interior.
Further, the bottom of scrubbing tower is connected with circulating water pool.
Further, the top of circulating water pool is cylinder, and bottom is inverted cone, also, the bottom of circulating water pool is set
There are sewage draining exit and sour floss hole.
Further, the upper end for leading footpath pipe has been sequentially connected with the second straight tube, the second elbow, the first straight tube, air-introduced machine and airduct.
Further, the upper end of circulating water pool is connected with smoke discharging pipe, for the flue gas after demisting to be discharged.
Further, demister and filling pipe are provided with smoke discharging pipe.
Further, also include：Sack cleaner.
Further, the outlet temperature of heat exchanger is：50~60℃.
Further, the flow of water circulating pump is：10~20m³/h.
A kind of medical wastes incineration high-concentration fume acid-producing apparatus of the present utility model have advantages below：
1st, sour gas is absorbed with water, absorbent cost is reduced compared to wet method depickling.
2nd, acid effectively can be prepared into from medical wastes incineration high-concentration fume, be back in production, realize resource
Recycle.
3rd, the top of circulating water pool is cylinder, and bottom is inverted cone, and this structure can be effectively improved in circulating water pool
The emission effect of acid.
4th, heat exchanger is provided with circulating cooling system, the temperature of recirculated water is effectively controlled.
5th, water circulating pump is provided with circulating cooling system, is recycled the water of circulating water pool, economized on resources.
6th, filling pipe is provided with flue gas emission, can be to being kept the skin wet in circulating water pool, so that circulating water pool
In water level keep it is constant.
Brief description of the drawings
Fig. 1 is a kind of structural representation of medical wastes incineration high-concentration fume acid-producing apparatus of the present utility model.
Specific embodiment
In order to be better understood by the purpose of this utility model, 26S Proteasome Structure and Function, below in conjunction with the accompanying drawings, to of the present utility model
A kind of medical wastes incineration high-concentration fume acid-producing apparatus do further detailed description.
As shown in figure 1, a kind of medical wastes incineration high-concentration fume acid-producing apparatus of the present utility model include：Flue gas is conveyed
System 1, flue gas washing system 2, circulating cooling system 3, flue gas emission 4.Wherein, circulating cooling system 3 includes sequentially phase
Water circulating pump 34 even, heat exchanger 31, the first spiral nozzle 32 and the second spiral nozzle 33；Flue gas washing system 2 is provided with to be followed
Ring pond 22, the water in circulating water pool 22 does the sour gas that absorbent is used to absorb in flue gas；Water circulating pump 34 and recirculated water
Pond 22 is connected, and water circulating pump 34 draws water to circulate washing flue gas from circulating water pool 22.
Further, the first spiral nozzle 32 and the second spiral nozzle 33 are arranged at the top of scrubbing tower 21, for washing
Sprinkling water smoke in tower 21, leads footpath pipe 17 and accesses in scrubbing tower 21, water by the first spiral nozzle 32 and the second spiral nozzle 33 with
The mode of spraying is sprayed into fully reacts in scrubbing tower 21 with the acidic materials in flue gas, simultaneously because temperature reduction, course of reaction
In have condensate liquid precipitation, the acid dissolving of generation will be reacted, and drop into circulating water pool 22.
Further, the bottom of scrubbing tower 21 is connected with circulating water pool 22.
Further, the top of circulating water pool 22 is cylinder, and bottom is inverted cone, and this structure design is conducive to circulation
Liquid discharge in pond is clean；The bottom of circulating water pool 22 is provided with sewage draining exit 24 and sour floss hole 23, and it is useless that reaction is produced
Liquid is regularly discharged from sewage draining exit, and after the acidity in circulating water pool reaches to a certain degree, concentrated hydrochloric acid is discharged from sour floss hole,
It is used to recycle.
Further, the upper end for leading footpath pipe 17 has been sequentially connected with the second straight tube 16, the second elbow 14, the first straight tube 13, first
Elbow 12, air-introduced machine 15 and airduct 11, for conveying flue gas, flue gas are sent into scrubbing tower, and flue gas is removed by sack cleaner 5
Airduct 11, air-introduced machine 15, the first elbow 12, the first straight tube 13, the second elbow 14, the second straight tube 16 are sequentially passed through after dirt and is led
Footpath pipe 17 enters in scrubbing tower 21, wherein, air-introduced machine 15 is used to reduce the pressure of flue gas, curved so as to flue gas smoothly to be sent into first
In first 12.
Further, the upper end of circulating water pool 22 is connected with smoke discharging pipe 41, for the flue gas after demisting to be discharged.
Further, demister 42 and filling pipe 43 are provided with smoke discharging pipe 41, demister is used for carrying out demisting to flue gas
Treatment, filling pipe carries out water-refilling operation, is held essentially constant the water level in circulating water pool.
Further, also include：Sack cleaner 5, for carrying out dust removal process to flue gas.
Further, the outlet temperature of heat exchanger is：50 ~ 60 DEG C, temperature is too high may to cause acid voluntarily to be volatilized, and recirculated water
Amount is reduced rapidly, needs a large amount of moisturizings；The too low water made in flue gas of temperature is largely condensed and enters recirculated water, causes relieving haperacidity concentration not
Greatly, 50 ~ 60 DEG C is optimum temperature range.
Further, the flow of water circulating pump is：10 ~ 20m3/h, flow is used for adjusting the temperature of whole equipment, due to heat exchange
Device parameter is certain, and equipment is fixed, and actual flue-gas temperature is finely tuned by adjusting flow, existing by experience and reality
The result of field operation show that the flow of water circulating pump is：The outlet temperature of heat exchanger can be maintained 50 ~ 60 during 10 ~ 20m3/h
℃。
By after above-mentioned steps treatment, can effectively remove the chlorion in flue gas, removal efficiency is up to more than 90%, while following
The concentration that acid is prepared in ring pond is maximum up to more than 5%.
General principle of the invention, principal character and advantages of the present invention has been shown and described above.The technology of the industry
Personnel it should be appreciated that the present invention is not limited to the above embodiments, simply explanation described in above-described embodiment and specification this
The principle of invention, various changes and modifications of the present invention are possible without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appending claims and its
Equivalent is defined.
Claims (10)
1. a kind of medical wastes incineration high-concentration fume acid-producing apparatus, it is characterised in that including：Gas fume conveying system, flue gas are washed
Wash system, circulating cooling system, flue gas emission；The circulating cooling system includes the water circulating pump, the heat exchange that are sequentially connected
Device, the first spiral nozzle and the second spiral nozzle；The flue gas washing system is provided with circulating water pool, in the circulating water pool
Water does the sour gas that absorbent is used to absorb in flue gas；The water circulating pump is connected with the circulating water pool, the recirculated water
Water in pond is used as circulation washings simultaneously.
2. a kind of medical wastes incineration high-concentration fume acid-producing apparatus according to claim 1, it is characterised in that described
One spiral nozzle and the second spiral nozzle are arranged at the top of scrubbing tower, lead footpath pipe and access in the scrubbing tower.
3. a kind of medical wastes incineration high-concentration fume acid-producing apparatus according to claim 1 and 2, it is characterised in that institute
The bottom for stating scrubbing tower is connected with the circulating water pool.
4. a kind of medical wastes incineration high-concentration fume acid-producing apparatus according to claim 1, it is characterised in that described to follow
The top in ring pond is cylinder, and bottom is inverted cone, also, the bottom of the circulating water pool is provided with sewage draining exit and acid discharge
Mouthful.
5. a kind of medical wastes incineration high-concentration fume acid-producing apparatus according to claim 2, it is characterised in that described to lead
The upper end of footpath pipe has been sequentially connected with the second straight tube, the second elbow, the first straight tube, air-introduced machine and airduct.
6. a kind of medical wastes incineration high-concentration fume acid-producing apparatus according to claim 1, it is characterised in that described to follow
The upper end in ring pond is connected with smoke discharging pipe, for the flue gas after demisting to be discharged.
7. a kind of medical wastes incineration high-concentration fume acid-producing apparatus according to claim 6, it is characterised in that the row
Demister and filling pipe are provided with smoke pipeline.
8. a kind of medical wastes incineration high-concentration fume acid-producing apparatus according to claim 1, it is characterised in that also wrap
Include：Sack cleaner.
9. a kind of medical wastes incineration high-concentration fume acid-producing apparatus according to claim 1, it is characterised in that described to change
The outlet temperature of hot device is：50~60℃.
10. a kind of medical wastes incineration high-concentration fume acid-producing apparatus according to claim 1, it is characterised in that described
The flow of water circulating pump is：10~20m³/h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621368629.2U CN206255839U (en) | 2016-12-14 | 2016-12-14 | A kind of medical wastes incineration high-concentration fume acid-producing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621368629.2U CN206255839U (en) | 2016-12-14 | 2016-12-14 | A kind of medical wastes incineration high-concentration fume acid-producing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206255839U true CN206255839U (en) | 2017-06-16 |
Family
ID=59029897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621368629.2U Active CN206255839U (en) | 2016-12-14 | 2016-12-14 | A kind of medical wastes incineration high-concentration fume acid-producing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206255839U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106698350A (en) * | 2016-12-14 | 2017-05-24 | 上海市固体废物处置中心 | Equipment and method for making acid from high-concentration flue gas generated during incineration of medical waste |
-
2016
- 2016-12-14 CN CN201621368629.2U patent/CN206255839U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106698350A (en) * | 2016-12-14 | 2017-05-24 | 上海市固体废物处置中心 | Equipment and method for making acid from high-concentration flue gas generated during incineration of medical waste |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201815 2491 Jiading District Road, Shanghai Patentee after: Shanghai solid waste disposal Co., Ltd. Address before: 201815 2491 Jiading District Road, Shanghai Patentee before: Shanghai Solid Waste Management Center |
|
| CP01 | Change in the name or title of a patent holder |