CN208975484U - A kind of soil thermal desorption flue gas spray column spray structure - Google Patents
A kind of soil thermal desorption flue gas spray column spray structure Download PDFInfo
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- CN208975484U CN208975484U CN201821757469.XU CN201821757469U CN208975484U CN 208975484 U CN208975484 U CN 208975484U CN 201821757469 U CN201821757469 U CN 201821757469U CN 208975484 U CN208975484 U CN 208975484U
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- spray
- spray column
- sparge pipe
- thermal desorption
- flue gas
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Abstract
The utility model belongs to soil thermal desorption equipment technical field, particularly relate to a kind of soil thermal desorption flue gas spray column spray structure, primarily to providing a kind of novel soil thermal desorption flue gas spray column spray structure, the effective spray atomizing effect for improving thermal desorption flue gas, the spray column spray structure, including spray column ontology, multiple first sparge pipes are uniformly arranged in the inside of spray column ontology, the first sparge pipe is connected with the annular water distributor one of spray column body exterior setting；Multiple second sparge pipes are uniformly arranged above the first sparge pipe of the inside of spray column ontology, the second sparge pipe is connected with the annular water distributor two of spray column body exterior setting；Multiple high efficiency spray heads are provided on the first sparge pipe, multiple hollow cone spiral nozzles are provided on the second sparge pipe, the soil thermal desorption spray column spray structure effectively raises the spray atomizing absorbability of pernicious gas, improves the environmentally friendly production capacity of enterprise.
Description
Technical field
The utility model belongs to soil thermal desorption equipment technical field；Particularly relate to a kind of soil thermal desorption flue gas
Spray column spray structure.
Background technique
Thermal desorption is to be heated to pollution medium and its contained organic pollutant enough by direct or indirect heat exchange
Temperature so that organic pollutant is able to volatilize from pollution medium or isolated process；It is big that pyrolysis adsorption technology is generally divided into two
Class: first is that the low temperature pyrogenation adsorption technology of soil or deposit；Second is that the high temperature pyrolysis adsorption technology of soil or deposit；Due to China
Vast in territory, there is more soil mineral resources, the existing pyrolysis adsorption technology generally used is the soil to pollution mostly
Earth is with the organic pollutant in physical method for separation soil, so that organic pollutant becomes gaseous state and former contaminated soil particle point
From clean soil obtained after separation can continue backfill and utilize, and the gaseous pollutant after separation, which then passes through, physically or chemically to be aoxidized
Etc. modes effectively handled；During soil carries out thermal desorption, organic soil carries out high temperature pyrolysis in rotary kiln
After suction, a large amount of pernicious gas can be generated, which needs by can just be discharged into after a series of purifying and dedusting equipment
Enter in atmosphere；In thermal desorption rotary kiln after organic soil desorption the tail gas that generates by cyclone dust collectors, high-temperature thermal oxidation device,
After air heat exchanger, rapid cooling tower and bag filter, the tail gas after dedusting, which enters in spray depickling deentrainment tower, carries out nocuousness
The preposition processing of exhaust gas and gumminess gas, however the spray deentrainment tower efficiency of dust collection in existing soil thermal desorption equipment is poor,
Solid particulate matter in most of flue dust cannot effectively spray separation, and spraying and dedusting effect is poor；And it cannot get in flue dust
Isolated solids and gas mixture often will also increase activated carbon adsorption device in post-order process, so greatly improve
The production cost of enterprise, so providing, a kind of novel soil thermal desorption flue gas spray column spray structure is just aobvious very must
It wants.
Summary of the invention
The goal of the invention of the utility model:
Primarily to provide a kind of novel soil thermal desorption flue gas spray column spray structure, by high efficiency spray head and
The structure setting that hollow cone spiral nozzle be combined with each other, the effective spray atomizing effect for improving flue gas are effective to improve nocuousness
The spray atomizing absorbability of gas, while the production energy consumption of enterprise is effectively reduced, it is produced after effective guarantee soil thermal desorption
The discharge index of raw pernicious gas, the effective environmentally friendly production capacity for improving enterprise, improves the economic benefit of enterprise.
The technical solution of the utility model are as follows:
A kind of soil thermal desorption flue gas spray column spray structure, including spray column ontology are provided, in spray column ontology
Inside has been uniformly arranged multiple first sparge pipes, annular water distributor one phase of first sparge pipe with the setting of spray column body exterior
Connection；Multiple second sparge pipes are uniformly arranged above the first sparge pipe of the inside of spray column ontology, the second sparge pipe is equal
It is connected with the annular water distributor two of spray column body exterior setting；Multiple high efficiency sprays are provided on the first sparge pipe
Head is provided with multiple hollow cone spiral nozzles on the second sparge pipe.
The high efficiency spray head includes head body, is provided on the top of head body and is connected with the first sparge pipe
Spray connector, be disposed with inlet segment, changeover portion and spray section respectively along water (flow) direction in the inside of the head body.
The inlet segment is designed using inverted trapezoidal cambered surface, and the cross section structure of spray section is in space sector cambered surface, and the sky
Between the sectional dimension of fan-shaped cambered surface be less than a quarter of head body sectional dimension.
The hollow cone spiral nozzle includes the hollow thread connector being connected with the second sparge pipe, is being threadedly coupled
It is provided with tightening nut on head, the lower part of hollow thread connector is provided with the internal conical pallidum for hollow structure.
It is internally provided with tapering transition hole in hollow thread connector, the big nose end in tapering transition hole is connected with water inlet end
Logical, the small bore end in tapering transition hole is connected with water outlet.
The taper of the conical pallidum is 1:4；Helical angle is 60 °.
First sparge pipe and the second sparge pipe is in the interlaced setting of spray column body interior.
The beneficial effects of the utility model are:
The soil thermal desorption flue gas spray column spray structure of the novel setting is sprayed by high efficiency spray head and hollow cone spiral
The structure setting that mouth be combined with each other effectively raises the spray atomizing effect of flue gas, effectively raises the spray of pernicious gas
Atomization absorption ability is drenched, while effectively reducing the production energy consumption of enterprise, is had after soil thermal desorption is effectively guaranteed
The discharge index of evil gas, effectively raises the environmentally friendly production capacity of enterprise, improves the economic benefit of enterprise.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the high efficiency spray head of the utility model；
Fig. 3 is the structural schematic diagram of the hollow cone spiral nozzle of the utility model；
Fig. 4 is the structural schematic diagram of the hollow thread connector of the utility model.
In figure；1 is spray column ontology；2 be the first sparge pipe；3 be annular water distributor one；4 be the second sparge pipe；5 be ring
Shape water distributor two；6 be high efficiency spray head；7 be hollow cone spiral nozzle；8 be head body；9 be spray connector；10 be water inlet
Section；11 be changeover portion；12 be spray section；13 be hollow thread connector；14 be tightening nut；15 be conical pallidum；16 are
Tapering transition hole.
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.
As shown in figures 1-4, a kind of soil thermal desorption flue gas spray column spray structure, including spray column ontology 1 are provided,
Multiple first sparge pipes 2 are uniformly arranged in the inside of spray column ontology, the first sparge pipe is arranged with spray column body exterior
Annular water distributor 1 be connected；Multiple second sprays have been uniformly arranged above the first sparge pipe of the inside of spray column ontology
Water pipe 4, the second sparge pipe are connected with the annular water distributor 25 of spray column body exterior setting；On the first sparge pipe
Multiple high efficiency spray heads 6 are provided with, multiple hollow cone spiral nozzles 7 are provided on the second sparge pipe.
The high efficiency spray head includes head body 8, is provided on the top of head body and is connected with the first sparge pipe
The spray connector 9 connect is disposed with inlet segment 10,11 and of changeover portion along water (flow) direction in the inside of the head body respectively
Spray section 12.
The inlet segment is designed using inverted trapezoidal cambered surface, and the cross section structure of spray section is in space sector cambered surface, and the sky
Between the sectional dimension of fan-shaped cambered surface be less than a quarter of head body sectional dimension.
The hollow cone spiral nozzle includes the hollow thread connector 13 being connected with the second sparge pipe, is connected in screw thread
It is provided with tightening nut 14 on connector, the lower part of hollow thread connector is provided with the internal conical pallidum for hollow structure
15。
It is internally provided with tapering transition hole 16 in hollow thread connector, the big nose end in tapering transition hole is connected with water inlet end
Logical, the small bore end in tapering transition hole is connected with water outlet.
The taper of the conical pallidum is 1:4；Helical angle is 60 °.
First sparge pipe and the second sparge pipe is in the interlaced setting of spray column body interior.
The soil thermal desorption flue gas spray column spray structure of new structure setting is simply applicable in, by high efficiency spray head and
The structure setting that hollow cone spiral nozzle be combined with each other, wherein high efficiency spray head is made of inlet segment, changeover portion and spray section, into
Water section is designed using inverted trapezoidal cambered surface, and the cross section structure of spray section is in space sector cambered surface, and the section of the space sector cambered surface
Size is less than a quarter of head body sectional dimension, and the inlet segment of inverted trapezoidal globoidal structure design is effectively raised into water
Pressure enables the liquid in the first sparge pipe quickly to enter in spray head, and the cross section structure of spray section is fan-shaped in space
Cambered surface, and the sectional dimension of the space sector cambered surface is less than a quarter of head body sectional dimension, effectively to spray
Liquid maximum area is combined with harmful smoke, effectively raises the contact area of spray head and harmful smoke, spray effect
Fruit is high；End is additionally provided with hollow cone spiral nozzle on it simultaneously, holds setting inside the hollow thread connector of setting on it
There is tapering transition hole, so that the liquid in the second sparge pipe flows into spiral nozzle at a high speed under pressure action, and cone-type spiral
The taper of body is 1:4；Helical angle is 60 °, so that liquid by tangent and after colliding with the helicoid that continuously becomes smaller, becomes small
Liquid pearl spray and formed misty；The resistance coefficient from import to outlet is effectively reduced, the soil pyrolysis of the novel setting
Smoking gas spray column spray structure, the structure setting being be combined with each other by high efficiency spray head and hollow cone spiral nozzle, effectively
The spray atomizing effect for improving flue gas effectively raises the spray atomizing absorbability of pernicious gas, while effective drop
The discharge index of generation pernicious gas after soil thermal desorption is effectively guaranteed in the production energy consumption of Di Liao enterprise, effective to improve
The environmentally friendly production capacity of enterprise, improves the economic benefit of enterprise.
Claims (7)
1. a kind of soil thermal desorption flue gas spray column spray structure, including spray column ontology, it is characterised in that: in spray column ontology
Inside be uniformly arranged multiple first sparge pipes, annular water distributor one of first sparge pipe with the setting of spray column body exterior
It is connected；Multiple second sparge pipes, the second sparge pipe have been uniformly arranged above the first sparge pipe of the inside of spray column ontology
It is connected with the annular water distributor two of spray column body exterior setting；Multiple high efficiency sprays are provided on the first sparge pipe
Head is provided with multiple hollow cone spiral nozzles on the second sparge pipe.
2. a kind of soil thermal desorption flue gas spray column spray structure according to claim 1, it is characterised in that: the height
Imitating spray head includes head body, and the spray connector being connected with the first sparge pipe is provided on the top of head body,
The inside of the head body is disposed with inlet segment, changeover portion and spray section along water (flow) direction respectively.
3. a kind of soil thermal desorption flue gas spray column spray structure according to claim 2, it is characterised in that: it is described into
Water section is designed using inverted trapezoidal cambered surface, and the cross section structure of spray section is in space sector cambered surface, and the section of the space sector cambered surface
Size is less than a quarter of head body sectional dimension.
4. a kind of soil thermal desorption flue gas spray column spray structure according to claim 1, it is characterised in that: the sky
It includes the hollow thread connector being connected with the second sparge pipe that the heart, which bores spiral nozzle, is provided on threaded connector and screws spiral shell
Mother is provided with the internal conical pallidum for hollow structure in the lower part of hollow thread connector.
5. a kind of soil thermal desorption flue gas spray column spray structure according to claim 4, it is characterised in that: in hollow spiral shell
Line connector is internally provided with tapering transition hole, and the big nose end in tapering transition hole is connected with water inlet end, tapering transition hole it is small
Nose end is connected with water outlet.
6. a kind of soil thermal desorption flue gas spray column spray structure according to claim 4, it is characterised in that: the cone
The taper of shape conveyor screw is 1:4；Helical angle is 60 °.
7. a kind of soil thermal desorption flue gas spray column spray structure according to any one of claim 1 to 6, feature exist
In: first sparge pipe and the second sparge pipe is in the interlaced setting of spray column body interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821757469.XU CN208975484U (en) | 2018-10-29 | 2018-10-29 | A kind of soil thermal desorption flue gas spray column spray structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821757469.XU CN208975484U (en) | 2018-10-29 | 2018-10-29 | A kind of soil thermal desorption flue gas spray column spray structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208975484U true CN208975484U (en) | 2019-06-14 |
Family
ID=66789474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821757469.XU Active CN208975484U (en) | 2018-10-29 | 2018-10-29 | A kind of soil thermal desorption flue gas spray column spray structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208975484U (en) |
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2018
- 2018-10-29 CN CN201821757469.XU patent/CN208975484U/en active Active
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