CN217714939U - Liquid back-spraying system for waste incineration - Google Patents
Liquid back-spraying system for waste incineration Download PDFInfo
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- CN217714939U CN217714939U CN202220471655.7U CN202220471655U CN217714939U CN 217714939 U CN217714939 U CN 217714939U CN 202220471655 U CN202220471655 U CN 202220471655U CN 217714939 U CN217714939 U CN 217714939U
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- liquid storage
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Abstract
The utility model belongs to the technical field of msw incineration auxiliary assembly and specifically relates to a liquid returns system of spouting for msw incineration, it is including feed liquor pipe, feed liquor pump, liquid storage tank, drain pipe, play liquid pump and the spray gun that connects gradually, liquid is put to the liquid storage tank, and the furnace of burning furnace is burnt in the spray gun intercommunication for the play liquid pump setting that supplies the liquid to the spray gun is in the liquid storage tank lower part. Compared with the prior liquid back-spraying system consisting of a plurality of pumps, the utility model has simple structure, greatly reduces the equipment cost and the maintenance cost, and is convenient to use; the spray gun is matched with the compressed air regulating valve, so that the liquid is atomized and then participates in combustion, the reaction effect is good, the problem required by hearth reaction can be reduced, and the safety in the liquid treatment process is improved.
Description
Technical Field
The utility model belongs to the technical field of msw incineration auxiliary assembly and specifically relates to a liquid back-spraying system for msw incineration.
Background
Incineration is one of the main ways of treating garbage, but in the process of incinerating garbage, domestic garbage has high moisture and can generate a large amount of leachate, and the leachate can be generally treated by a leachate treatment station arranged in a plant and can reach the discharge standard, but the liquid generated in the leachate treatment process becomes a difficult problem which must be faced by a garbage incineration power plant. The liquid back-spraying system commonly used at present has the disadvantages of complex structure, high equipment cost and difficult maintenance and replacement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the above problem, a liquid back-spraying system for waste incineration is provided, the technical scheme of its adoption as follows:
the utility model provides a liquid back spray system for msw incineration, is including the feed liquor pipe, feed liquor pump, liquid storage tank, drain pipe, play liquid pump and the spray gun that connect gradually, liquid is put to liquid storage tank content, and the furnace is burnt in the spray gun intercommunication, is used for the liquid pump setting that supplies liquid to the spray gun in liquid storage tank lower part.
On the basis of the scheme, the stirring blade is arranged in the liquid storage tank, the stirring blade is driven by the stirring motor and rotates, and the stirring motor is arranged at the top of the liquid storage tank.
Preferably, the number of the spray guns is 2, and the spray guns are respectively arranged on two opposite sides of the hearth.
Preferably, a corrosion protection layer is arranged in the liquid storage tank.
Preferably, a liquid level meter is arranged in the liquid storage tank.
Preferably, a filter screen is arranged at the connecting position of the liquid storage tank and the liquid outlet pipe.
Preferably, a compressed air regulating valve is arranged on the spray gun.
Preferably, the liquid inlet pump is a submersible sewage pump.
Preferably, the lance is made of hastelloy.
The utility model has the advantages that: compared with the existing liquid back-spraying system consisting of a plurality of pumps, the scheme has simple structure, greatly reduces the equipment cost and the maintenance cost and is convenient to use; the spray gun is matched with the compressed air regulating valve, so that the liquid is atomized and then participates in combustion, the reaction effect is good, the problem required by hearth reaction can be reduced, and the safety in the liquid treatment process is improved.
Drawings
FIG. 1: the utility model discloses the schematic structure.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
in the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it is to be understood that the terms "center", "length", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1, a liquid back-spraying system for waste incineration comprises a liquid inlet pipe 11, a liquid inlet pump 12, a liquid storage tank 21, a liquid outlet pipe 31, a liquid outlet pump 33 and a spray gun 35 which are connected in sequence, wherein the liquid inlet pump 12 can be a submersible sewage pump, and an impeller of the submersible sewage pump is a single-channel non-blocking runner impeller. The liquid storage tank 21 contains liquid, and a liquid outlet pump 33 for supplying liquid to a spray gun 35 is arranged at the lower part of the liquid storage tank 21. The spray gun 35 is communicated with the hearth of the incinerator, liquid in the leachate treatment process is collected and then is input into the liquid storage tank 21 through the liquid inlet pump 12, and then is injected into the hearth through the spray gun 35 under the action of the liquid outlet pump 33 for combustion treatment. A drain pump 33 is provided in the lower portion of liquid storage tank 21 to reduce the residual liquid in the tank. The number of spray guns 35 is 2, and sets up respectively in the relative both sides of furnace to increase the spray area of liquid, it is more even in the space when making liquid jet. The spray gun 35 is provided with a compressed air regulating valve, so that the sprayed liquid generates an atomization effect, the combustion reaction is fully performed, and the temperature required by thorough combustion is reduced. The diameter and density of the atomized liquid droplets are adjusted by adjusting the compressed air adjusting valve. Preferably, the lance 35 is made of hastelloy to improve corrosion resistance and high temperature resistance of the lance 35.
Preferably, a stirring blade 23 is provided in the liquid storage tank 21, the stirring blade 23 is driven and rotated by a stirring motor 22, and the stirring motor 22 is provided at the top of the liquid storage tank 21, so that the liquid storage tank 21 is uniformly stirred by the action of the stirring blade 23. A liquid level meter 24 is arranged in the liquid storage tank 21, so that the liquid level of the liquid can be observed conveniently. The liquid storage tank 21 is provided with a corrosion-resistant layer 25, and preferably, the liquid storage tank 21 can be made of a carbon steel lining material. A filter screen is arranged at the connecting position of the liquid storage tank 21 and the liquid outlet pipe 31, so that the system is prevented from being blocked due to impurities or large-diameter particles in the liquid.
The present invention has been described above by way of example, but the present invention is not limited to the above-mentioned embodiments, and any modifications or variations based on the present invention are all within the scope of the present invention as claimed.
Claims (7)
1. A liquid back-spraying system for waste incineration is characterized by comprising a liquid inlet pipe (11), a liquid inlet pump (12), a liquid storage tank (21), a liquid outlet pipe (31), a liquid outlet pump (33) and a spray gun (35) which are connected in sequence, wherein liquid is contained in the liquid storage tank (21), the spray gun (35) is communicated with a hearth of an incinerator, and the liquid outlet pump (33) for supplying liquid to the spray gun (35) is arranged at the lower part of the liquid storage tank (21);
a stirring blade (23) is arranged in the liquid storage tank (21), the stirring blade (23) is driven by a stirring motor (22) and rotates, and the stirring motor (22) is arranged at the top of the liquid storage tank (21);
a filter screen is arranged at the connecting position of the liquid storage tank (21) and the liquid outlet pipe (31).
2. A liquid back-spraying system for waste incineration according to claim 1, wherein the number of the spraying guns (35) is 2, and the spraying guns are respectively arranged on two opposite sides of the hearth.
3. A liquid back-spraying system for incinerating refuse according to claim 1, wherein an anticorrosive coating (25) is provided in the liquid storage tank (21).
4. A liquid back-spraying system for incinerating refuse according to claim 1, characterized in that a liquid level meter (24) is provided in the liquid storage tank (21).
5. A liquid back-spraying system for waste incineration according to claim 1, characterized in that a compressed air regulating valve is provided on the spray gun (35).
6. A liquid back-spraying system for waste incineration according to claim 1, wherein the liquid inlet pump (12) is a submersible sewage pump.
7. A liquid back-spray system for incinerating refuse according to claim 1, characterized in that said spray gun (35) is made of hastelloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220471655.7U CN217714939U (en) | 2022-03-03 | 2022-03-03 | Liquid back-spraying system for waste incineration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220471655.7U CN217714939U (en) | 2022-03-03 | 2022-03-03 | Liquid back-spraying system for waste incineration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217714939U true CN217714939U (en) | 2022-11-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220471655.7U Active CN217714939U (en) | 2022-03-03 | 2022-03-03 | Liquid back-spraying system for waste incineration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217714939U (en) |
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2022
- 2022-03-03 CN CN202220471655.7U patent/CN217714939U/en active Active
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