CN210463036U - Anti-blocking device for desulfurization liquid spray gun - Google Patents
Anti-blocking device for desulfurization liquid spray gun Download PDFInfo
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- CN210463036U CN210463036U CN201921016317.9U CN201921016317U CN210463036U CN 210463036 U CN210463036 U CN 210463036U CN 201921016317 U CN201921016317 U CN 201921016317U CN 210463036 U CN210463036 U CN 210463036U
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Abstract
The utility model relates to the technical field of power plant wastewater treatment, and discloses a desulfurization liquid spray gun anti-blocking device; the problem of dust blockage caused by positive pressure in the incinerator of the incinerator spray gun is solved; the desulfurization device comprises a desulfurization liquid tank, an incinerator and an atomizing spray gun, wherein the atomizing spray gun is arranged at the upper end of the incinerator, the desulfurization liquid tank is connected with the atomizing spray gun through a waste liquid pipeline, a spray gun sleeve is sleeved outside the atomizing spray gun, and a spray head of the atomizing spray gun and an outlet of the spray gun sleeve are in the same plane; the atomization spray gun is connected with a compressed air tank through a compressed air pipeline, a check valve is arranged on the compressed air pipeline, the compressed air pipeline is connected with the spray gun sleeve through an air branch pipe, and a control valve is arranged on the air branch pipe; the device can prevent slag in the hearth of the incinerator from flowing backwards, prevent the spray gun sleeve and the spray head from being blocked, reduce the maintenance cost and save the cost of spare parts; the consumption of the desulfurization solution is maximized.
Description
Technical Field
The utility model relates to a waste water treatment technical field of power plant, concretely relates to doctor solution spray gun prevents stifled device.
Background
The coal chemical industry plays an important role in the sustainable development of Chinese energy, but a large amount of salt-containing wastewater is generated, the salt is mainly sodium salt, and the sodium salt is easy to crystallize and causes the blockage of a wastewater treatment device, so that the part of wastewater is difficult to treat. In order to solve the problem and achieve zero emission, the concentrated salt-containing wastewater is sprayed into a hearth through a boiler, various organic matters can be effectively treated in a high-temperature environment, and the method is an economic mode for large-scale treatment of the salt-containing wastewater. The project construction conforms to the concept that the development of companies and local areas has the circular economy characteristic and the industrial development planning. However, the problems of slag bonding, corrosion and the like are easily caused in the incineration process of alkali metals in the salt-containing wastewater, dust is sucked back due to positive pressure of an incineration hearth, so that a desulfurization liquid spray gun is blocked, the spray gun cannot be used, and the installation and the disassembly of a spray head are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes the defects of the prior art and provides a desulfurization liquid spray gun anti-blocking device. Solves the problem that the spray gun of the incinerator is blocked by dust caused by positive pressure in the incinerator.
The utility model provides a technical scheme that its technical problem adopted is:
a doctor solution spray gun anti-blocking device comprises a doctor solution tank, an incinerator and an atomization spray gun, wherein the atomization spray gun is arranged at the upper end of the incinerator, the doctor solution tank is connected with the atomization spray gun through a waste liquid pipeline, a spray gun sleeve is sleeved outside the atomization spray gun, and a spray head of the atomization spray gun and an outlet of the spray gun sleeve are in the same plane; the atomizing spray gun is connected with a compressed air tank through a compressed air pipeline, a check valve is arranged on the compressed air pipeline, the compressed air pipeline is connected with the spray gun sleeve through an air branch pipe, and a control valve is arranged on the air branch pipe.
In a further preferred structure, the outside of the waste liquid pipeline is wrapped with an insulating layer.
In a further preferable structure, a sleeve is arranged outside the air branch pipe, an interlayer is formed between the sleeve and the air branch pipe, and the interlayer is connected with a steam system through a steam pipeline.
The utility model discloses produced beneficial effect does for prior art.
1. This device spray gun installs the sleeve additional to connect compressed air on the sleeve, use compressed air to sweep the shower nozzle, can prevent to burn the inside slag of burning furnace and carry out anti-scurrying, avoid spray gun sleeve and shower nozzle to be blockked up.
2. The check valve that sets up on the compressed air pipeline that this device atomizing spray gun is connected makes compressed air and waste liquid effectively keep apart, prevents that the waste liquid from scurrying to pressure-controlled system in.
3. The device adds the sleeve on the air branch pipe, and the temperature of the compressed air is improved by the way of introducing steam into the interlayer formed by the sleeve and the air branch pipe, so that the sodium salt in the waste liquid is prevented from crystallizing in the blowing process.
This device is through the transformation to atomizing spray gun, and the effectual dust that has solved to burn burning furnace spray gun and arouse by the stove internal pressure blocks up the problem. The spray gun is convenient to replace and inspect, the service cycle of the spray gun is prolonged, the maintenance cost is reduced, and the cost of spare parts is saved; the consumption of the desulfurization solution is maximized.
Drawings
Fig. 1 is a schematic structural view of a waste water incineration apparatus according to the embodiment.
The device comprises a desulfurization liquid tank 1, an incinerator 2, an atomizing spray gun 3, a waste liquid pipeline 4, a sleeve 5, a steam pipeline 6, a spray gun sleeve 7, an air branch pipe 8, a control valve 9, a compressed air pipeline 10, a check valve 11, a steam system 12 and a compressed air tank 16.
Detailed Description
In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, combine embodiment and attached drawing, it is right to go on further detailed description the utility model discloses. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. The technical solution of the present invention is described in detail below with reference to the embodiments and the drawings, but the scope of protection is not limited thereto.
As shown in fig. 1, the device comprises a desulfurization liquid tank 1, an incinerator 2 and an atomizing spray gun 3, wherein the atomizing spray gun 3 is arranged at the upper end of the incinerator 2, the desulfurization liquid tank 1 is connected with the atomizing spray gun 3 through a waste liquid pipeline 4, and a heat-insulating layer is wrapped outside the waste liquid pipeline 4; a spray gun sleeve 7 is sleeved outside the atomizing spray gun 3, and a spray head of the atomizing spray gun 3 and an outlet of the spray gun sleeve 7 are in the same plane; the atomizing spray gun 3 is connected with a compressed air tank 16 through a compressed air pipeline 10, a check valve 11 is arranged on the compressed air pipeline 10, the compressed air pipeline 10 is connected with a spray gun sleeve 7 through an air branch pipe 8, and a control valve 9 is arranged on the air branch pipe 8. The outside of the air branch pipe 8 is provided with a sleeve pipe 5, an interlayer is formed between the sleeve pipe 5 and the air branch pipe 8, and the interlayer is connected with a steam system 12 through a steam pipeline 6.
In addition, the waste liquid pipeline 4 can be respectively connected with a plurality of parallelly-connected incinerator 2 through branch pipes, the upper end of the incinerator 2 can be provided with two parallelly-connected atomizing spray guns 3, and the atomizing spray guns can be used as standby replacement spray guns, so that the atomizing incineration efficiency is improved.
The specific working process is as follows: compressed air is communicated, atomization starting is carried out, after good atomization, waste water enters the atomization spray gun 3 through the waste liquid pipeline 4, the control valve 9 is opened, compressed gas in the compressed air tank 16 enters the spray gun sleeve 7 to be blown and swept, and the situation that slag in the hearth of the incinerator 2 reversely flows to cause blockage of the spray gun sleeve 7 is prevented; and a check valve 11 arranged on the compressed air pipeline 10 is opened, so that the compressed air is effectively isolated from the waste liquid, and the waste liquid is prevented from flowing back to the pressure control system.
The above description is for further details of the present invention with reference to specific preferred embodiments, and it should not be understood that the embodiments of the present invention are limited thereto, and it will be apparent to those skilled in the art that the present invention can be implemented in a plurality of simple deductions or substitutions without departing from the scope of the present invention, and all such alterations and substitutions should be considered as belonging to the present invention, which is defined by the appended claims.
Claims (3)
1. A doctor solution spray gun anti-blocking device comprises a doctor solution tank (1), an incinerator (2) and an atomizing spray gun (3), wherein the atomizing spray gun (3) is arranged at the upper end of the incinerator (2), the doctor solution tank (1) is connected with the atomizing spray gun (3) through a waste liquid pipeline (4), and the doctor solution spray gun anti-blocking device is characterized in that a spray gun sleeve (7) is sleeved outside the atomizing spray gun (3), and a spray head of the atomizing spray gun (3) and an outlet of the spray gun sleeve (7) are on the same plane; the atomizing spray gun (3) is connected with a compressed air tank (16) through a compressed air pipeline (10), a check valve (11) is arranged on the compressed air pipeline (10), the compressed air pipeline (10) is connected with the spray gun sleeve (7) through an air branch pipe (8), and a control valve (9) is arranged on the air branch pipe (8).
2. The device for preventing the blockage of the doctor solution spray gun according to claim 1, wherein the waste liquid pipeline (4) is externally wrapped with an insulating layer.
3. The device of claim 1, wherein a sleeve (5) is arranged outside the air branch pipe (8), and an interlayer is formed between the sleeve (5) and the air branch pipe (8), and the interlayer is connected with the steam system (12) through a steam pipeline (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921016317.9U CN210463036U (en) | 2019-06-28 | 2019-06-28 | Anti-blocking device for desulfurization liquid spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921016317.9U CN210463036U (en) | 2019-06-28 | 2019-06-28 | Anti-blocking device for desulfurization liquid spray gun |
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| Publication Number | Publication Date |
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| CN210463036U true CN210463036U (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921016317.9U Active CN210463036U (en) | 2019-06-28 | 2019-06-28 | Anti-blocking device for desulfurization liquid spray gun |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112984530A (en) * | 2021-03-11 | 2021-06-18 | 西安热工研究院有限公司 | Chemical cleaning wastewater treatment system and method for boiler of thermal power plant |
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2019
- 2019-06-28 CN CN201921016317.9U patent/CN210463036U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112984530A (en) * | 2021-03-11 | 2021-06-18 | 西安热工研究院有限公司 | Chemical cleaning wastewater treatment system and method for boiler of thermal power plant |
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