CN220689085U - Sludge incineration atomizing spray gun - Google Patents
Sludge incineration atomizing spray gun Download PDFInfo
- Publication number
- CN220689085U CN220689085U CN202322243257.7U CN202322243257U CN220689085U CN 220689085 U CN220689085 U CN 220689085U CN 202322243257 U CN202322243257 U CN 202322243257U CN 220689085 U CN220689085 U CN 220689085U
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- China
- Prior art keywords
- air
- conveying pipe
- sludge
- mixing
- air mixing
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- 239000010802 sludge Substances 0.000 title claims abstract description 50
- 239000007921 spray Substances 0.000 title claims abstract description 29
- 238000007664 blowing Methods 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 9
- 238000000889 atomisation Methods 0.000 abstract description 11
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 238000010926 purge Methods 0.000 description 5
- 239000002002 slurry Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Nozzles (AREA)
Abstract
The utility model discloses a sludge incineration atomizing spray gun which comprises an air splitting block, an inner air mixing conveying pipe, an outer air mixing conveying pipe, a sludge conveying pipe and an atomizing spray head, wherein the air splitting block is provided with a control valve, one ends of the inner air mixing conveying pipe and the outer air mixing conveying pipe are connected with the air splitting block, one ends of the inner air mixing conveying pipe and the outer air mixing conveying pipe are respectively provided with a one-way valve and a manual adjusting ball valve, the other ends of the inner air mixing conveying pipe are connected with the sludge conveying pipe, the other ends of the outer air mixing conveying pipe are connected with the atomizing spray head, the atomizing spray head is connected with the sludge conveying pipe, an inner air mixing channel, a sludge runner and an outer air mixing channel are arranged in the atomizing spray head, and the inner air mixing channel and the outer air mixing channel form a sludge runner wind gap at a nozzle opening. The utility model uses the internal and external mixed air and the double-air-duct atomization nozzle to make atomization more uniform, and has the advantages of novel structure, wide application range, energy conservation and environmental protection.
Description
Technical Field
The utility model relates to the technical field of spraying equipment, in particular to a sludge incineration atomizing spray gun.
Background
The urban sludge treatment method mainly comprises landfill, composting and incineration. Landfill encroaches on a large amount of land, the treatment cost is increased increasingly, and along with the improvement of environmental standards and the implementation of recycling policies, the landfill method is not suitable for the requirement of sustainable development; the sludge has high requirements for farmland fertilizers, and the heavy metals and organic pollutants in the sludge limit the application to a certain extent. The sludge incineration treatment has large incineration capacity reduction and thorough thermal decomposition of organic matters, so the sludge is most widely used.
The sludge spraying system is an indispensable auxiliary device in the fields of modern sludge incineration and the like, and is mainly used for conveying and atomizing fluid materials. In a common sludge spraying system, compressed air is used, and sludge is atomized under the action of the compressed air when the sludge is conveyed to a nozzle outlet. The sludge incineration atomization spray gun conveys the sludge to the spray gun by a piston pump, the sludge is sprayed into an incineration boiler or kiln in an atomized form under the action of compressed air by the spray gun, the atomized sludge is instantaneously evaporated after contacting with hot air at the top of the boiler, the water content is rapidly reduced, and the sludge becomes granular desiccated sludge, so that materials are fully combusted in the boiler.
At present, the market is generally a sludge atomizing spray gun with a large-caliber nozzle and only one air flow passage, and the sludge atomizing spray gun has the following defects:
1. the nozzle is large, the effective contact area of the slurry and the compressed air is small, the compressed air loss is large, and the efficiency is low.
2. When the pumping of material is stopped, the hot air is easy to flow back, so that the slurry is quickly hardened on the spray head and the pipeline, and the blockage is caused.
3. Only one air flow passage is provided, so that the sludge is unevenly atomized, and the effect is poor.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a sludge atomizing spray gun with a double air flow channel, a conical small nozzle, a self-cleaning structure and a gas one-way valve so as to solve the defects in the prior art.
The utility model discloses a sludge atomizing spray gun with double air flow channels, a conical small nozzle, a self-cleaning structure and a gas one-way valve, which is realized by the following technical scheme:
the utility model provides a sludge incineration atomizing spray gun, includes air reposition of redundant personnel piece, interior air mixing conveyer pipe, outer air mixing conveyer pipe, mud conveyer pipe and atomizer, its characterized in that, the one end of interior air mixing conveyer pipe and outer air mixing conveyer pipe all is connected with the air reposition of redundant personnel piece, be equipped with the air mixing control valve on the air reposition of redundant personnel piece, be equipped with interior air mixing check valve and interior air mixing manual regulation ball valve on the interior air mixing conveyer pipe, be equipped with outer air mixing check valve and outer air mixing manual regulation ball valve on the outer air mixing conveyer pipe, the other end and the mud conveyer pipe of interior air mixing conveyer pipe are connected, the other end and the atomizer of outer air mixing conveyer pipe are connected, atomizer and mud conveyer pipe are connected.
As the preferable technical scheme, the conveying pipe is provided with a clean blowing air pipe, and the clean blowing air pipe is provided with a clean blowing air solenoid valve.
As an optimal technical scheme, the air mixing control valve is an electromagnetic valve.
The utility model provides a sludge incineration atomizing spray gun, its characterized in that, atomizer includes mud runner, inner ring and mixes wind channel and outer loop and mix the wind channel, the outer loop mixes the wind channel setting in the mud runner outside, the inner ring mixes the wind channel setting in mud runner inboard, mud runner tip is equipped with the nozzle opening, the inner ring mixes the wind channel tip and is equipped with the pointed end of taking the inner ring to mix the wind nozzle, the inner ring mixes and forms interior atomizing chamber between wind channel pointed end and the nozzle opening, the pointed end that the inner ring mixes the wind nozzle is equipped with the gas vent, the outer loop mixes the wind channel tip and is equipped with the atomizing wind gap.
As a preferable technical scheme, the atomizing tuyere comprises a plurality of atomizing tuyeres and is uniformly arranged around the nozzle opening.
The beneficial effects of the utility model are as follows:
the sludge atomizing spray gun with the double air flow channels, the conical small nozzle, the self-cleaning structure and the gas one-way valve can realize large spray width and uniform atomization, can achieve good atomization effect, improves incineration efficiency and can save air consumption in unit time. The sludge atomizing spray gun disclosed by the utility model is more scientific in design, more exquisite and reasonable in structure, higher in performance, safer and more stable and good in atomizing effect.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic plan view of the present utility model;
FIG. 2 is a schematic side elevational view of the present utility model;
FIG. 3 is a detailed view of the atomizer of the present utility model;
FIG. 4 is a schematic front elevational view of the atomizer of the present utility model.
In the figure: 1. mixing air control valve 2, air split block, 3, interior mixing air check valve, 4, outer mixing air check valve, 5, interior mixing air manual regulation ball valve, 6, outer mixing air manual regulation ball valve, 7, atomizer, 701, inner ring mixing wind channel, 702, outer ring mixing wind channel, 703, mud runner, 704, interior atomizing chamber, 705, atomizing wind gap, 706, nozzle mouth, 707, air release hole, 8, clean purge wind power magnetic valve, 9, interior mixing air conveying pipe, 10, mud conveying pipe, 11, outer mixing air conveying pipe, 12, clean purge tuber pipe.
Detailed Description
All of the features disclosed in this specification, or all of the steps in a method or process disclosed, may be combined in any combination, except for mutually exclusive features and steps.
Example 1
Referring to fig. 1-4, a sludge incineration atomizing spray gun comprises an air diversion block 2, an inner air mixing conveying pipe 9, an outer air mixing conveying pipe 11, a sludge conveying pipe 10 and an atomizing spray head 7, wherein one ends of the inner air mixing conveying pipe 9 and the outer air mixing conveying pipe 11 are connected with the air diversion block 2, an air mixing control valve 1 is arranged on the air diversion block 2, the air mixing control valve 1 is an electromagnetic air mixing control valve,
the utility model discloses a sewage treatment device for the sewage treatment device, including interior mixed wind conveyer pipe 9, be equipped with interior mixed wind check valve 3 and interior mixed wind manual regulation ball valve 5 on the interior mixed wind conveyer pipe 9, be equipped with outer mixed wind check valve 4 and outer mixed wind manual regulation ball valve 6 on the outer mixed wind conveyer pipe 11, the other end and the mud conveyer pipe 10 of interior mixed wind conveyer pipe 3 are connected, the other end and the atomizer 7 of outer mixed wind conveyer pipe 11 are connected, atomizer 7 is connected with mud conveyer pipe 10, connect clean purge tuber pipe 12 on the mud conveyer pipe 10, set up clean purge wind solenoid valve 8 on the clean purge tuber pipe 12, set up mud runner 703, interior ring mixed wind channel 701 and outer ring mixed wind channel 702 in the atomizer 7, outer ring mixed wind channel 702 sets up in the mud runner 703 outside, interior ring mixed wind channel 701 sets up in mud runner 703 inboard, the tip of mud runner 703 is equipped with nozzle 706, interior ring mixed wind channel 701 tip and nozzle 706 between form interior fog chamber 704, the tip is equipped with atomizing wind channel 705, a plurality of atomizing wind channel 701 just evenly encircles nozzle 706.
The air mixing control valve 1 is connected with external compressed air, high-pressure air is split into inner air mixing and outer air mixing through the air splitting block 2, and the inner air mixing sequentially passes through the inner air mixing one-way valve 3 and the inner air mixing manual adjusting ball valve 5 to the atomizing nozzle 7 through the inner air mixing conveying pipe 9; the external mixed air sequentially passes through an external mixed air one-way valve 4 and an external mixed air manual adjusting ball valve 6 to an atomization nozzle 7 through an external mixed air conveying pipe 11; the cleaning and blowing air solenoid valve 8 is also connected with external compressed air, and high-pressure cleaning gas passes through the cleaning and blowing air pipe 12 and the sludge conveying pipe 10 to the atomizing nozzle 7. The inner ring mixing air channel 701 of the atomization nozzle 7 is communicated with the sludge channel through an air leakage hole 707, and air and sludge form premixing in the inner atomization cavity 704, so that interception of a delivery pump port is reduced;
the end of the inner atomizing chamber 704 is a conical surface, the area of the outlet is gradually reduced towards the outlet, and the wind speed is increased, so that high-speed wind cutting is formed; the outer mixing air duct 702 also forms a conical gap at the outlet, and air pressure is increased through the conical surface, so that the slurry forms secondary atomization under the action of outer mixing air; the effect of the atomizing spray gun 7 on the slurry finally realizes large-scale spraying, and the slurry is atomized uniformly. Not only can achieve good atomization effect and improve incineration efficiency, but also can save air consumption in unit time.
The inner and outer air mixing one-way valves can prevent hot air from flowing back when the operation is stopped, so that the blockage of the inner and outer air mixing channels is avoided, and the flow speed of the mixed air can be timely controlled by the inner and outer air mixing manual adjusting ball valve so as to ensure proper atomization effect.
When the mud stops pumping, the corresponding air mixing control electromagnetic valve is closed, the clean blowing air electromagnetic valve 8 is opened, so that the residual mud in the mud flow channel can be discharged in time, and the mud is prevented from being dried and combined on the pipe wall to form blockage due to high-temperature air backflow.
The foregoing is merely illustrative of specific embodiments of the present utility model, and the scope of the utility model is not limited thereto, but any changes or substitutions that do not undergo the inventive effort should be construed as falling within the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope defined by the claims.
Claims (5)
1. A sludge incineration atomizing spray gun, characterized by comprising:
the device is characterized in that one ends of the inner air mixing conveying pipe and the outer air mixing conveying pipe are connected with the air splitting block, an air mixing control valve is arranged on the air splitting block, an inner air mixing one-way valve and an inner air mixing manual adjusting ball valve are arranged on the inner air mixing conveying pipe, an outer air mixing one-way valve and an outer air mixing manual adjusting ball valve are arranged on the outer air mixing conveying pipe, the other end of the inner air mixing conveying pipe is connected with the sludge conveying pipe, the other end of the outer air mixing conveying pipe is connected with the atomizing nozzle, and the atomizing nozzle is connected with the sludge conveying pipe.
2. A sludge incineration atomizing spray gun according to claim 1, characterized in that: the conveying pipe is provided with a cleaning blowing air pipe, and the cleaning blowing air pipe is provided with a cleaning blowing air solenoid valve.
3. A sludge incineration atomizing spray gun according to claim 1, characterized in that: the air mixing control valve is an electromagnetic valve.
4. A sludge incineration atomizing spray gun according to any one of claims 1 to 3, characterised in that: the atomizing nozzle comprises a sludge runner, an inner ring mixing air duct and an outer ring mixing air duct, wherein the outer ring mixing air duct is arranged outside the sludge runner, the inner ring mixing air duct is arranged inside the sludge runner, a nozzle opening is formed in the end part of the sludge runner, the end part of the inner ring mixing air duct is provided with a tip with an inner ring mixing air nozzle, an inner atomizing cavity is formed between the tip of the inner ring mixing air duct and the nozzle opening, an air leakage hole is formed in the tip of the inner ring mixing air nozzle, and an atomizing air opening is formed in the end part of the outer ring mixing air duct.
5. A sludge incineration atomizing spray gun according to claim 4, wherein: the atomizing wind gap includes a plurality of and evenly encircles the nozzle opening setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322243257.7U CN220689085U (en) | 2023-08-21 | 2023-08-21 | Sludge incineration atomizing spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322243257.7U CN220689085U (en) | 2023-08-21 | 2023-08-21 | Sludge incineration atomizing spray gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220689085U true CN220689085U (en) | 2024-03-29 |
Family
ID=90376483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322243257.7U Active CN220689085U (en) | 2023-08-21 | 2023-08-21 | Sludge incineration atomizing spray gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220689085U (en) |
-
2023
- 2023-08-21 CN CN202322243257.7U patent/CN220689085U/en active Active
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| GR01 | Patent grant | ||
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