CN203862120U - Desulfurization and denitrification spray gun - Google Patents
Desulfurization and denitrification spray gun Download PDFInfo
- Publication number
- CN203862120U CN203862120U CN201420270015.5U CN201420270015U CN203862120U CN 203862120 U CN203862120 U CN 203862120U CN 201420270015 U CN201420270015 U CN 201420270015U CN 203862120 U CN203862120 U CN 203862120U
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- pipe
- wall
- spray gun
- end socket
- bend pipe
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Abstract
The utility model discloses a desulfurization and denitrification spray gun which comprises a first pipe, a second pipe, a third pipe and a fourth pipe sequentially arranged from inside to outside and connected with one another at intervals through support rings, wherein one end of the first pipe is blocked and sealed through an end socket, and an opening is formed in the other end of the first pipe; an opening is formed in the outer wall and is connected with a first elbow; space between the two ends of the second pipe and the outer wall of the first pipe is blocked and sealed through an end socket; an opening is formed in the outer wall and is connected with a second elbow; space between the two ends of the third pipe and the outer wall of the second pipe is blocked and sealed through an end socket; an opening is formed in the outer wall and is connected with a third elbow; space between the one end of the fourth pipe and the outer wall of the third pipe is blocked and sealed through an end socket; the other end is separately sealed through an end socket; an opening is formed in the outer wall and is connected with a fourth elbow; multiple nozzle assemblies are arranged at intervals in the axial and radial directions among the second pipe, the third pipe and the fourth pipe. The desulfurization and denitrification spray gun improves the desulfurization and denitrification working efficiency, prolongs the service life and reduces the use-cost of an enterprise.
Description
Technical field
The utility model relates to a kind of spray gun using for desulphurization denitration operation.
Background technology
Desulphurization denitration tower is mainly by gas fume conveying system, absorption tower, and spray system, the slurries circulatory system, slurries recovery system form.
Industrial waste gas will have the waste gas of a large amount of sulfur dioxide, carbon dioxide etc. to be transported to absorption tower by gas fume conveying system, desulfurizing agents a large amount of in absorption tower are transported to tower body by spray system, with certain pressure, fully contact with industrial waste gas with the desulfurizing agent of the ability of disengaging, produce chemical reaction, for at the bottom of making sulfur dioxide in waste gas generate sediment to flow to tower, by the slurries circulatory system, be discharged to tower outer circulation and utilize, the industrial gasses after desulfurizing and purifying are discharged in air through desulfurizing tower chimney again.
At present, in the techniques such as desulphurization denitration, flue gas conditioning, need to spray a fluid into definite position with spray gun, reach desirable mixed effect; During use, spray gun is in high-temperature flue gas, time one is long, high-temperature flue gas will make spray gun and the fluid superheat in gun barrel, fluid tends to vaporize in gun barrel, causes spray gun internal pressure to rise, due to the variation of gun barrel internal pressure, make fluid not be ejected into definite position with the granularity of estimating, do not reach desirable mixed effect.
In addition, the rising of the strong overpressure that fluid gasification causes, can cause spray gun explosion when serious, and service life is short, affects equipment and operating personnel's safety; The problems referred to above have been technical difficult problems for many years, are badly in need of solving.
Summary of the invention
The purpose of this utility model is to provide a kind of desulphurization denitration spray gun, improves desulphurization denitration operating efficiency, increases the service life simultaneously, reduces enterprise's use cost.
Desulphurization denitration spray gun, it is characterized in that: comprise from inside to outside the first pipe, the second pipe, the 3rd pipe and the 4th pipe that set gradually, by support ring each interval, connect, sealing is blocked with end socket in one end of described the first pipe, and the other end forms port, forms opening and connect the first bend pipe on outer wall; Between the outer wall of the two ends of described the second pipe and the first pipe, with end socket, block sealing, on outer wall, form opening and connect the second bend pipe; Between the outer wall of the two ends of described the 3rd pipe and the second pipe, with end socket, block sealing, on outer wall, form opening and connect the 3rd bend pipe; Between the outer wall of one end of described the 4th pipe and the 3rd pipe, with end socket, block sealing, the other end with end socket sealing, forms opening and connects the 4th bend pipe separately on outer wall; Between described the second pipe, the 3rd pipe and the 4th pipe, be provided with a plurality of radially, the nozzle assembly that arranges of axially spaced-apart.
Further preferably, described nozzle assembly comprises and the second pipe nozzle carrier connected vertically, forms the cavity being connected with the second pipe tube chamber on described nozzle carrier, forms the passage of the oblique setting that is connected with the 3rd pipe tube chamber, and described passage is connected with cavity; Described nozzle carrier is provided with the atomizer being connected with cavity, and described atomizer is arranged on the tube wall of the 4th pipe, is provided with shrouding and is connected and sealed between described atomizer and the 4th tube wall.
Further preferably, described passage is obliquely installed 30-45 degree.
Further preferably, the link of described the first bend pipe, the second bend pipe, the 3rd bend pipe and the 4th bend pipe is in same plane.
Further preferably, the cross-sectional diameter of described cavity increases from the inside to surface gradually.
The utility model compared with prior art, the utlity model has following beneficial effect:
1, the utility model in actual use; the 4th bend pipe on the 4th pipe connects cooling water; the first bend pipe of the first pipe connects cooling water; form cooling water circulation; play protection the second pipe and the 3rd pipe, and inner urea and air, the rising of vaporization and pressure reduced; increase the service life, also reduce the production cost of enterprise.
2, the utility model is in order to improve jeting effect, strengthen effect and the efficiency of desulphurization denitration, the utility model arranges nozzle assembly, described nozzle assembly comprises and the second pipe nozzle carrier connected vertically, on described nozzle carrier, form the cavity being connected with the second pipe tube chamber, the be connected passage of oblique setting of formation and the 3rd pipe tube chamber, described passage is connected with cavity; Described nozzle carrier is provided with the atomizer being connected with cavity, and described atomizer is arranged on the tube wall of the 4th pipe, is provided with shrouding and is connected and sealed between described atomizer and the 4th tube wall; In this structure, by passage, be connected with the tube chamber of the 3rd pipe, and the 3rd bend pipe connects urea, and cavity connects the tube chamber of the second pipe, and the second bend pipe connects compressed air, under compressed-air actuated promotion, the urea in passage can be driven, when improving injection dynamics, mixed effect can be increased, outside atomizer, forms atomizing effect.
3, the utility model is in order to improve mixed effect and the designs simplification of gas and urea, the cross-sectional diameter of described cavity increases from the inside to surface gradually, directly like this after passing into, mix, in cavity, carry out limit transmitting side mixing, and the utility model can be according to different designing requirements, the ratio of cavity and passage is set, this just directly can mix according to ratio, for improving denitrification efficiency, be very direct, also simplified the trouble of controlling, can directly use, reduce Job Operations requirement.
As from the foregoing, the utility model improves desulphurization denitration operating efficiency, increases the service life simultaneously, reduces enterprise's use cost.
In order further to explain the technical solution of the utility model, below by specific embodiment, the utility model is elaborated.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of cross section in the utility model.
Fig. 3 is the structural representation of circle part in Fig. 2.
Fig. 4 is the schematic cross-section of bent tube section in the utility model.
The specific embodiment
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the utility model relates to a kind of desulphurization denitration spray gun, it is characterized in that: comprise from inside to outside first pipe the 1, second pipe the 2, the 3rd pipe the 3 and the 4th pipe 4 that sets gradually, connects by support ring each interval, sealing is blocked with end socket 5 in one end of described the first pipe 1, the other end forms port, forms opening and connect the first bend pipe 11 on outer wall; Between the outer wall of the two ends of described the second pipe 2 and the first pipe 1, with end socket 5, block sealing, on outer wall, form opening and connect the second bend pipe 21; Between the outer wall of the two ends of described the 3rd pipe 3 and the second pipe 2, with end socket 5, block sealing, on outer wall, form opening and connect the 3rd bend pipe 31; Between the outer wall of one end of described the 4th pipe 4 and the 3rd pipe 3, with end socket 5, block sealing, the other end with end socket 5 sealings, forms opening and connects the 4th bend pipe 41 separately on outer wall; Described the second pipe the 2, the 3rd pipe the 3 and the 4th pipe be provided with between 4 a plurality of radially, the nozzle assembly 6 that arranges of axially spaced-apart.
In Fig. 2 and Fig. 3 the utility model, described nozzle assembly 6 comprises and the second pipe 2 nozzle carrier 61 connected vertically, on described nozzle carrier 61, form the cavity 62 being connected with the second pipe 2 tube chambers, form the passage 63 of the oblique setting that is connected with the 3rd pipe 3 tube chambers, described passage 63 is connected with cavity 62; Described nozzle carrier 61 is provided with the atomizer 64 being connected with cavity 62, described atomizer 64 is arranged on the tube wall of the 4th pipe 4, between described atomizer 64 and the 4th pipe 4 tube walls, being provided with shrouding 65 is connected and sealed, described passage 63 is obliquely installed 30-45 degree, and the cross-sectional diameter of described cavity 62 increases from the inside to surface gradually.
As shown in Figure 4, the link 7 of the first bend pipe 11, the second bend pipe 21, the 3rd bend pipe 31 and the 4th bend pipe 41 described in the utility model is in same plane.
More than that the technical scheme that the utility model embodiment is provided is described in detail, having applied specific case herein sets forth the principle of the utility model embodiment and embodiment, the explanation of above embodiment, is only applicable to the principle that the utility model embodiment is understood in help; , for one of ordinary skill in the art, according to the utility model embodiment, in the specific embodiment and range of application, all can change to some extent, in sum, this description should not be construed as restriction of the present utility model meanwhile.
Claims (5)
1. desulphurization denitration spray gun, it is characterized in that: comprise from inside to outside the first pipe, the second pipe, the 3rd pipe and the 4th pipe that set gradually, by support ring each interval, connect, sealing is blocked with end socket in one end of described the first pipe, and the other end forms port, forms opening and connect the first bend pipe on outer wall; Between the outer wall of the two ends of described the second pipe and the first pipe, with end socket, block sealing, on outer wall, form opening and connect the second bend pipe; Between the outer wall of the two ends of described the 3rd pipe and the second pipe, with end socket, block sealing, on outer wall, form opening and connect the 3rd bend pipe; Between the outer wall of one end of described the 4th pipe and the 3rd pipe, with end socket, block sealing, the other end with end socket sealing, forms opening and connects the 4th bend pipe separately on outer wall; Between described the second pipe, the 3rd pipe and the 4th pipe, be provided with a plurality of radially, the nozzle assembly that arranges of axially spaced-apart.
2. desulphurization denitration spray gun according to claim 1, it is characterized in that: described nozzle assembly comprises and the second pipe nozzle carrier connected vertically, on described nozzle carrier, form the cavity being connected with the second pipe tube chamber, form the passage of the oblique setting that is connected with the 3rd pipe tube chamber, described passage is connected with cavity; Described nozzle carrier is provided with the atomizer being connected with cavity, and described atomizer is arranged on the tube wall of the 4th pipe, is provided with shrouding and is connected and sealed between described atomizer and the 4th tube wall.
3. desulphurization denitration spray gun according to claim 2, is characterized in that: described passage is obliquely installed 30-45 degree.
4. desulphurization denitration spray gun according to claim 2, is characterized in that: the cross-sectional diameter of described cavity increases from the inside to surface gradually.
5. desulphurization denitration spray gun according to claim 1, is characterized in that: the link of described the first bend pipe, the second bend pipe, the 3rd bend pipe and the 4th bend pipe is in same plane.
Priority Applications (1)
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CN201420270015.5U CN203862120U (en) | 2014-05-23 | 2014-05-23 | Desulfurization and denitrification spray gun |
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CN201420270015.5U CN203862120U (en) | 2014-05-23 | 2014-05-23 | Desulfurization and denitrification spray gun |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104001417A (en) * | 2014-05-23 | 2014-08-27 | 浙江莱梦德电力设备有限公司 | Desulfurization and denitrification spray gun |
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2014
- 2014-05-23 CN CN201420270015.5U patent/CN203862120U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104001417A (en) * | 2014-05-23 | 2014-08-27 | 浙江莱梦德电力设备有限公司 | Desulfurization and denitrification spray gun |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Jiang Jianyong Inventor before: Xu Jianming |
|
COR | Change of bibliographic data | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20160523 |