CN209679519U - A kind of energy-saving ammonia water evaporator - Google Patents
A kind of energy-saving ammonia water evaporator Download PDFInfo
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- CN209679519U CN209679519U CN201920174235.0U CN201920174235U CN209679519U CN 209679519 U CN209679519 U CN 209679519U CN 201920174235 U CN201920174235 U CN 201920174235U CN 209679519 U CN209679519 U CN 209679519U
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- ammonia water
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Abstract
The utility model belongs to evaporation equipment technical field, more particularly to a kind of energy-saving ammonia water evaporator, including evaporator body, the evaporator body has air inlet and air outlet, uniform device, ammonia water spray gun and flow mixing device are equipped in the evaporator body, the uniform device, ammonia water spray gun and flow mixing device are sequentially distributed along the direction of air inlet to gas outlet.The energy-saving ammonia water evaporator of the utility model, hot-air are uniformly distributed in evaporator body after passing through uniform device, uniformly mix with the ammonium hydroxide of atomization, by the ammonium hydroxide complete evaporation of atomization at ammonia；Then ammonia and hot-air are uniformly mixed into ammonia/air Mixture of concentration < 5% by flow mixing device；Guarantee is improved for subsequent denitrating system stable and high effective operation；Also save the consumption of heat source and ammonium hydroxide.
Description
Technical field
The utility model belongs to evaporation equipment technical field, and in particular to a kind of energy-saving ammonia water evaporator.
Background technique
With the domestic Continued for a wide range of serious haze weather and PM2.5 fine dust occur, nitrogen oxides becomes
After SO2One of main atmosphere pollution later.Currently, SCR technology is mainly used to nitrogen oxides, i.e., it is sharp
Ammonia is used, under the effect of the catalyst selectively with the reaction of nitrogen oxides in flue gas, to generate without secondary pollution as reducing agent
Nitrogen and water, achieve the purpose that denitration environmental protection.Ammonia water evaporator is the key equipment of Ammonia Process SCR denitration process, common
Ammonia water evaporator, in order to reduce operating cost, the entrance hot-air of evaporator can be replaced using the First air of boiler, to keep away
The use of the high energy consumption equipment such as electric heater is exempted from；It is directly entered in the cylinder of evaporator using hot-air, by the ammonia of atomization
Water evaporation is at ammonia.This mode hot-air cannot be mixed uniformly with the ammonium hydroxide of penetrating, caused evaporation not thorough enough, in turn resulted in
The waste of heat source and ammonium hydroxide；What is more causes ammonium hydroxide to crystallize.
Utility model content
Based on the above deficiencies in the existing technologies, the utility model provides a kind of energy-saving ammonia water evaporator.
In order to reach above-mentioned purpose of utility model, the utility model uses following technical scheme:
A kind of energy-saving ammonia water evaporator, including evaporator body, the evaporator body have air inlet and air outlet,
Uniform device, ammonia water spray gun and flow mixing device are equipped in the evaporator body, the uniform device, ammonia water spray gun and flow mixing device are along air inlet
Mouth to the direction of gas outlet is sequentially distributed.
Preferably, the uniform device has several through-holes, and the both ends of the through-hole are respectively facing evaporator body
Air inlet and air outlet.
Preferably, several through-holes are distributed in the surface of uniform device with array.
Preferably, the inner wall of the outer wall of the uniform device and evaporator body is tightly connected.
Preferably, the flow mixing device has mixed flow mouth.
Preferably, the inner wall of the outer wall of the flow mixing device and evaporator body is tightly connected.
Preferably, the flow mixing device is the ring structure that several runner sealings are formed by connecting.
Preferably, the blade tilted set passes through connection sheet between adjacent blades and connects.
Preferably, the section of the evaporator body is round rectangular or oval, correspondingly, described uniformly distributed
The interior wall construction of the outer wall construction and evaporator body of device and flow mixing device matches.
Preferably, the ammonia water spray gun is double-current spray gun body, and the spray head of double-current spray gun body is towards uniform device.
Compared with prior art, beneficial effect is the utility model:
The energy-saving ammonia water evaporator of the utility model, hot-air uniformly divide in evaporator body after passing through uniform device
Cloth is uniformly mixed with the ammonium hydroxide of atomization, by the ammonium hydroxide complete evaporation of atomization at ammonia；Then ammonia and hot-air pass through flow mixing device
It is uniformly mixed into ammonia/air Mixture of concentration < 5%；Guarantee is improved for subsequent denitrating system stable and high effective operation；Also save
The about consumption of heat source and ammonium hydroxide.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the energy-saving ammonia water evaporator of the utility model embodiment one；
Fig. 2 is the structural schematic diagram of the uniform device of the energy-saving ammonia water evaporator of the utility model embodiment one；
Fig. 3 is the structural schematic diagram of the flow mixing device of the energy-saving ammonia water evaporator of the utility model embodiment one；
Fig. 4 is the cross section structure schematic diagram of the flow mixing device of the energy-saving ammonia water evaporator of the utility model embodiment one；
Fig. 5 is the blade of the flow mixing device of the energy-saving ammonia water evaporator of the utility model embodiment two and the part of connection sheet
Attachment structure schematic diagram.
Specific embodiment
In order to illustrate more clearly of the utility model embodiment, the specific reality of Detailed description of the invention the utility model will be compareed below
Apply mode.It should be evident that the drawings in the following description are merely some embodiments of the present invention, it is common for this field
For technical staff, without creative efforts, it is also possible to obtain other drawings based on these drawings, and obtain
Obtain other embodiments.
Embodiment one:
As shown in Figs 1-4, the energy-saving ammonia water evaporator of the present embodiment, including evaporator body 1, evaporator body 1 are
Horizontal middle slack tank, inside are provided sufficient space and are mixed with heating air with the ammonium hydroxide of atomization, and left and right the two of evaporator body 1
End is necking down structure, and is respectively formed air inlet 11 and gas outlet 12, and air inlet 11 provides equipment for external hot-air, out
Port 12 for be discharged ammonia using as reducing agent under the effect of the catalyst selectively with the reaction of nitrogen oxides in flue gas,
Nitrogen and water without secondary pollution are generated, achievees the purpose that denitration environmental protection.Wherein, the section of evaporator body 1 is circle, may be used also
Think rectangular oval or other polymorphic structures.
Uniform device 2, ammonia water spray gun 3 and flow mixing device 4, uniform device 2, ammonia water spray gun 3 and flow mixing device are equipped in evaporator body 1
4 are sequentially distributed along the direction of air inlet 11 to gas outlet 12.Specifically, uniform device 2 is circular plate structure, has several through-holes
21, several through-holes 21 are distributed in the surface of uniform device with array；When uniform device 2 is mounted in evaporator body 1, through-hole 21
Both ends are respectively facing air inlet 11 and the gas outlet 12 of evaporator body, so that the heat entered from the air inlet 11 of evaporator body
Air is acted on by uniform device 2, to be uniformly distributed in evaporator body 1.Preferably, the outer wall construction of uniform device 2 and steaming
The interior wall construction of hair device ontology 1 is adapted, so that being tightly connected between uniform device 2 and evaporator body 1, so that hot-air
It can only pass through from the through-hole of uniform device, to be uniformly distributed to hot-air, to be sufficiently mixed with the ammonium hydroxide of atomization.
In addition, ammonia water spray gun 3 is preferably double-current spray gun body, compressed air is provided mainly by air compressor machine, utilizes compressed air
Ammonium hydroxide is atomized, has three-level atomization under normal circumstances, nebulization efficiency and effect are good；The spray head of double-current spray gun body is towards
Cloth device 2, so that the ammonium hydroxide for the atomization that the spray head of double-current spray gun body sprays and the hot-air generation convection current uniformly distributed by uniform device, increase
The contact area of big ammonium hydroxide and hot-air, improves the evaporation efficiency of ammonium hydroxide.Then, ammonia is uniformly mixed with hot-air by flow mixing device
Ammonia/air Mixture of concentration < 5% is synthesized, improves guarantee for subsequent denitrating system stable and high effective operation.Wherein, flow mixing device
4 be circular plate structure, and middle part has mixed flow mouth 41, and the outer wall construction of flow mixing device 4 is mutually fitted with the interior wall construction of evaporator body 1
Match, so that being tightly connected between flow mixing device 4 and evaporator body 1, so that ammonia and hot-air can only be from the mixed of flow mixing device
Head piece 41 passes through, to uniformly mix to ammonia with hot-air, improves guarantee for subsequent denitrating system stable and high effective operation.
The energy-saving ammonia water evaporator of the present embodiment, hot-air are uniformly distributed in evaporator body after passing through uniform device,
It is uniformly mixed with the ammonium hydroxide of atomization, by the ammonium hydroxide complete evaporation of atomization at ammonia；Then ammonia and hot-air are equal by flow mixing device
Even ammonia/the air Mixture for being mixed into concentration < 5%；Guarantee is improved for subsequent denitrating system stable and high effective operation；Also save
The consumption of heat source and ammonium hydroxide.
Embodiment two:
The energy-saving ammonia water evaporator of the present embodiment and embodiment one the difference is that:
As shown in figure 5, the flow mixing device of the present embodiment is ring structure made of several blades 400 are tightly connected, blade 400
Be obliquely installed, connected between adjacent blades by connection sheet 410, to constitute the inclined-plane air flue a of air flowing, convenient for ammonia with
Hot-air is uniformly mixed.
Other structures can be with reference implementation example one.
The above is only that the preferred embodiment and principle of the utility model are described in detail, to the general of this field
For logical technical staff, according to thought provided by the utility model, it will change in specific embodiment, and these change
Change also should be regarded as the protection scope of the utility model.
Claims (10)
1. a kind of energy-saving ammonia water evaporator, including evaporator body, the evaporator body has air inlet and air outlet,
It is characterized in that, is equipped with uniform device, ammonia water spray gun and flow mixing device in the evaporator body, the uniform device, ammonia water spray gun and mixed
Stream device is sequentially distributed along the direction of air inlet to gas outlet.
2. a kind of energy-saving ammonia water evaporator according to claim 1, which is characterized in that the uniform device has several logical
The both ends in hole, the through-hole are respectively facing the air inlet and air outlet of evaporator body.
3. a kind of energy-saving ammonia water evaporator according to claim 2, which is characterized in that several through-holes are with array
It is distributed in the surface of uniform device.
4. a kind of energy-saving ammonia water evaporator according to claim 1, which is characterized in that the outer wall of the uniform device and steaming
The inner wall for sending out device ontology is tightly connected.
5. a kind of energy-saving ammonia water evaporator according to claim 1, which is characterized in that the flow mixing device has mixed flow
Mouthful.
6. a kind of energy-saving ammonia water evaporator according to claim 5, which is characterized in that the outer wall of the flow mixing device and steaming
The inner wall for sending out device ontology is tightly connected.
7. a kind of energy-saving ammonia water evaporator according to claim 1, which is characterized in that the flow mixing device is several blades
Ring structure made of sealed connection.
8. a kind of energy-saving ammonia water evaporator according to claim 7, which is characterized in that the blade tilted set, phase
It is connected between adjacent blade by connection sheet.
9. a kind of energy-saving ammonia water evaporator according to claim 1-8, which is characterized in that the evaporator sheet
The section of body is that circle is rectangular or oval, correspondingly, the outer wall construction and evaporator body of the uniform device and flow mixing device
Interior wall construction match.
10. a kind of energy-saving ammonia water evaporator according to claim 1-8, which is characterized in that the ammonium hydroxide spray
Rifle is double-current spray gun body, and the spray head of double-current spray gun body is towards uniform device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920174235.0U CN209679519U (en) | 2019-01-31 | 2019-01-31 | A kind of energy-saving ammonia water evaporator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920174235.0U CN209679519U (en) | 2019-01-31 | 2019-01-31 | A kind of energy-saving ammonia water evaporator |
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| Publication Number | Publication Date |
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| CN209679519U true CN209679519U (en) | 2019-11-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112892208A (en) * | 2021-01-21 | 2021-06-04 | 浙江京洋环保科技有限公司 | Ammonia water gasification denitration process in boiler |
-
2019
- 2019-01-31 CN CN201920174235.0U patent/CN209679519U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112892208A (en) * | 2021-01-21 | 2021-06-04 | 浙江京洋环保科技有限公司 | Ammonia water gasification denitration process in boiler |
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