CN212548951U - Hot air type ammonia water evaporator - Google Patents
Hot air type ammonia water evaporator Download PDFInfo
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- CN212548951U CN212548951U CN201922422458.7U CN201922422458U CN212548951U CN 212548951 U CN212548951 U CN 212548951U CN 201922422458 U CN201922422458 U CN 201922422458U CN 212548951 U CN212548951 U CN 212548951U
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- water evaporator
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Abstract
The utility model discloses a hot-blast formula ammonia evaporator, including the ammonia evaporator, one side of ammonia evaporator is from last to having connected gradually the fixed pipe of second and the fixed pipe of third extremely down, the one end of the fixed pipe of second is connected with the aqueous ammonia entry, one side of the fixed pipe of second is connected with first connecting pipe, the one end of first connecting pipe is connected with the second manometer, the one end of the fixed pipe of third is connected with hot-blast entry, the upper end of ammonia evaporator is connected with first fixed pipe, the one end of first fixed pipe is connected with the ammonia export. The utility model discloses a multiinjector integral type spray gun structure, with a plurality of nozzles integrated to a spray gun on, both guaranteed the flow of aqueous ammonia, simple to operate is simple again, and is equipped with online blowdown function, filths such as residue can in time be discharged, the temperature teletransmission function of evaporimeter is convenient carries out real time monitoring and regulation, convenient to use to site parameter.
Description
Technical Field
The utility model relates to an ammonia water evaporimeter technical field especially relates to hot-blast formula ammonia water evaporimeter.
Background
With the occurrence of a large-scale severe haze weather in China and the continuous rising of PM2.5 fine dust, the treatment of atmospheric pollutants is not slow enough, and the treatment level rises to the political level of the national level. Nitrogen Oxides (NOX) become one of the main atmospheric pollutants following SO 2. The domestic flue gas denitration reducing agent mainly adopts liquid ammonia, ammonia water and urea. With the development of storage, preparation and supply technologies of denitration reducing agents, the selection of denitration reducing agents is mainly from the safety and economic aspects. Because the use and transportation license of liquid ammonia obtained from local management departments is more and more difficult, the requirement on safety precaution is more and more strict, and the corresponding safety cost is more and more high, ammonia water and urea are increasingly used as denitration reducing agents in power plants around large cities. The ammonia water is selected as the reducing agent, so that the method has the advantages of high safety, simple process design, small occupied area, low investment and operating cost, easy passing of environmental evaluation, easy transportation and storage and the like, and along with the continuous maturity of the technology, the application of the ammonia water in the field of denitration is bound to be more and more extensive.
The existing ammonia water evaporator is complex in installation, low in installation efficiency and required to be adjusted manually, so that the problems in multiple aspects such as inconvenient flow control and the like in ammonia water supply are solved, impurities generated in the production process are not easy to discharge, and the problem of inconvenience in cleaning is solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a hot air type ammonia water evaporator.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
hot-blast formula ammonia water evaporator, including the ammonia water evaporator, one side of ammonia water evaporator is from last to having connected gradually the fixed pipe of second and the fixed pipe of third down, the one end of the fixed pipe of second is connected with the aqueous ammonia entry, one side of the fixed pipe of second is connected with first connecting pipe, the one end of first connecting pipe is connected with the second manometer, the one end of the fixed pipe of third is connected with hot-blast entry, the upper end of ammonia water evaporator is connected with first fixed pipe, the one end of first fixed pipe is connected with the ammonia outlet.
Preferably, one side of the first fixed pipe and one side of the third fixed pipe are connected with three second connecting pipes, and a first pressure gauge, a thermometer and a temperature transmitter are respectively installed at one end of each of the three second connecting pipes.
Preferably, the other end of the second fixed pipe penetrates through one side of the ammonia water evaporator and extends into the ammonia water evaporator, and the other end of the second fixed pipe is connected with an atomizing nozzle.
Preferably, the other side of the ammonia water evaporator is connected with two installation pipes, and a liquid level indicator is installed on the opposite sides of the two installation pipes.
Preferably, the lower end of the ammonia water evaporator is connected with a drain pipe, and pressure gauge root valves are arranged on the drain pipe, the first fixing pipe and the third fixing pipe.
Preferably, the atomizing spray head adopts a multi-nozzle integrated spray gun structure.
During the use, carry out the air to each pipeline and sweep, in order to prevent impurity jam pipeline in the pipeline, cause equipment damage, it carries out nitrogen gas replacement to handle the pipe network equipment before letting in the aqueous ammonia, it is correct to confirm each valve handle position, first manometer usually, the valve of second manometer and level indicator root should be the state of "normally opening", the valve of blow off pipe is the state of "normally closed", accomplish after the preparation work, open hot-blast entry valve, preheat equipment, after the equipment temperature reaches operating temperature, open aqueous ammonia entry valve, whether the temperature of monitoring inspection hot-blast entry is normal at any time, if the problem place of unusual check equipment operation at once, in time carry out the blowdown through the blow off pipe, equipment instrument periodic point is examined. The utility model discloses a multiinjector integral type spray gun structure, with a plurality of nozzles integrated to a spray gun on, both guaranteed the flow of aqueous ammonia, simple to operate is simple again, and is equipped with online blowdown function, filths such as residue can in time be discharged, the temperature teletransmission function of evaporimeter is convenient carries out real time monitoring and regulation, convenient to use to site parameter.
Drawings
FIG. 1 is a connecting structure diagram of the hot air ammonia water evaporator according to the present invention;
FIG. 2 is a view showing a pipe connection structure of the hot air type ammonia water evaporator according to the present invention;
FIG. 3 is an enlarged view of the structure at the position A of the hot air ammonia water evaporator provided by the present invention;
in the figure: 1 ammonia evaporator, 2 installation pipes, 3 liquid level indicators, 4 blow-off pipes, 5 first fixed pipes, 6 ammonia gas outlets, 7 first pressure gauges, 8 thermometers, 9 temperature transmitters, 10 first connecting pipes, 11 second pressure gauges, 12 ammonia water inlets, 13 second fixed pipes, 14 hot air inlets, 15 third fixed pipes, 16 pressure gauge root valves, 17 second connecting pipes and 18 atomizing nozzles.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a hot air type ammonia water evaporator comprises an ammonia water evaporator 1, and is convenient for high-temperature hot air and atomized ammonia water to perform heat convection, gasified ammonia water and hot air mixed gas are discharged from an ammonia hot air outlet at the upper part of the evaporator together, one side of the ammonia water evaporator 1 is sequentially connected with a second fixing pipe 13 and a third fixing pipe 15 from top to bottom, one end of the second fixing pipe 13 is connected with an ammonia water inlet 12, and the ammonia water is conveniently conveyed into the ammonia water evaporator 1.
The utility model discloses in, one side of the fixed pipe 13 of second is connected with first connecting pipe 10, the one end of first connecting pipe 10 is connected with second manometer 11, second manometer 11 can detect the atmospheric pressure size in the fixed pipe 13 of second, the one end of the fixed pipe 15 of third is connected with hot-blast entry 14, conveniently carry hot-blast to ammonia evaporator 1 in, ammonia evaporator 1's upper end is connected with first fixed pipe 5, the one end of first fixed pipe 5 is connected with ammonia outlet 6, can discharge the aqueous ammonia after the gasification and hot-blast gas mixture, 1 lower extreme of ammonia evaporator is connected with blow off pipe 4, blow off pipe 4 conveniently can in time discharge filths such as residue, it is more convenient to use.
The utility model discloses in, blow off pipe 4, all install manometer root valve 16 on first fixed pipe 5 and the fixed pipe 15 of third, manometer root valve 16 makes things convenient for connecting pressure instrument and meter, can be to blow off pipe 4 through pressure instrument and meter, first fixed pipe 5 and the fixed pipe 15 of third detect, ammonia evaporator 1's opposite side is connected with two installation pipes 2, level indicator 3 is installed jointly to two relative one sides of installation pipe 2, level indicator 3 can show ammonia evaporator 1 liquid level and advance with LED in real time, the cumulant of the fluid, the convenient more audio-visual service condition who looks over equipment.
The utility model discloses in, one side of the fixed pipe 15 of first fixed pipe 5 and third all is connected with three second connecting pipe 17, installs first manometer 7, thermometer 8 and temperature transmitter 9 respectively from the one end of the three second connecting pipe 17 of one side, conveniently detects each item index in the fixed pipe 15 of first fixed pipe 5 and third through first manometer 7, thermometer 8 and temperature transmitter 9.
The utility model discloses in, the other end of the fixed pipe 13 of second runs through one side of ammonia evaporator 1 and extends to in the ammonia evaporator 1, and the other end of the fixed pipe 13 of second is connected with atomizer 18, conveniently becomes vaporific granule after atomizing the aqueous ammonia to make things convenient for the aqueous ammonia after high temperature is hot-blast and the atomizing to carry out heat convection, atomizer 18 adopts many nozzles integral type spray gun structure, both can guarantee the flow of aqueous ammonia, simple to operate is simple again.
The utility model discloses in, during the use, carry out air purge to each pipeline, in order to prevent impurity in the pipeline from blockking up the pipeline, cause the equipment to damage, it carries out the nitrogen gas replacement to handle the pipe network equipment before letting in the aqueous ammonia, it is correct to confirm each valve handle position, first manometer 7 usually, the valve of second manometer 11 and level indicator 3 roots should be the state of "normally opening", the valve of blow off pipe is the state of "normally closed", accomplish and prepare the work after, open hot-blast entry 14 valves, preheat equipment, after the equipment temperature reached operating temperature, open aqueous ammonia entry 12 valves, it is normal whether the temperature of the hot-blast entry 14 of monitoring inspection at any time, if the problem place of unusual check-out equipment operation at once, in time carry out the blowdown through blow off pipe 4, equipment instrument periodic point inspection.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. Hot-blast formula ammonia water evaporator, including ammonia water evaporator (1), its characterized in that: one side of ammonia water evaporator (1) is from last to having connected gradually the fixed pipe of second (13) and the fixed pipe of third (15) down, the one end of the fixed pipe of second (13) is connected with aqueous ammonia entry (12), one side of the fixed pipe of second (13) is connected with first connecting pipe (10), the one end of first connecting pipe (10) is connected with second manometer (11), the one end of the fixed pipe of third (15) is connected with hot-blast entry (14), the upper end of ammonia water evaporator (1) is connected with first fixed pipe (5), the one end of first fixed pipe (5) is connected with ammonia outlet (6).
2. The hot-blast ammonia water evaporator of claim 1, wherein: one side of the first fixed pipe (5) and one side of the third fixed pipe (15) are both connected with three second connecting pipes (17), and a first pressure gauge (7), a thermometer (8) and a temperature transmitter (9) are respectively installed at one end of each of the three second connecting pipes (17) on one side.
3. The hot-blast ammonia water evaporator of claim 1, wherein: the other end of the second fixed pipe (13) penetrates through one side of the ammonia water evaporator (1) and extends into the ammonia water evaporator (1), and the other end of the second fixed pipe (13) is connected with an atomizing nozzle (18).
4. The hot-blast ammonia water evaporator of claim 1, wherein: the ammonia water evaporator is characterized in that the other side of the ammonia water evaporator (1) is connected with two installation pipes (2), and a liquid level indicator (3) is installed on the opposite side of each installation pipe (2) together.
5. The hot-blast ammonia water evaporator of claim 1, wherein: the ammonia water evaporator (1) lower extreme is connected with blow off pipe (4), all install manometer root valve (16) on blow off pipe (4), first fixed pipe (5) and the fixed pipe of third (15).
6. The hot-blast ammonia water evaporator according to claim 3, wherein: the atomizing spray head (18) adopts a multi-nozzle integrated spray gun structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922422458.7U CN212548951U (en) | 2019-12-30 | 2019-12-30 | Hot air type ammonia water evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922422458.7U CN212548951U (en) | 2019-12-30 | 2019-12-30 | Hot air type ammonia water evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212548951U true CN212548951U (en) | 2021-02-19 |
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ID=74618964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922422458.7U Active CN212548951U (en) | 2019-12-30 | 2019-12-30 | Hot air type ammonia water evaporator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212548951U (en) |
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2019
- 2019-12-30 CN CN201922422458.7U patent/CN212548951U/en active Active
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