CN210021714U - Denitration spray gun and nozzle - Google Patents
Denitration spray gun and nozzle Download PDFInfo
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- CN210021714U CN210021714U CN201920808787.2U CN201920808787U CN210021714U CN 210021714 U CN210021714 U CN 210021714U CN 201920808787 U CN201920808787 U CN 201920808787U CN 210021714 U CN210021714 U CN 210021714U
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Abstract
The utility model discloses a denitration spray gun, nozzle, include: denitration spray gun pipe, gas-liquid mixture pipe, air feed joint and liquid feed joint, be equipped with the toper spiral shell in the inboard cavity of gas-liquid mixture pipe, and the toper spiral shell be circular cone dress helical structure, the one end of gas-liquid mixture pipe is connected with helical joint, and the other end is connected with the spray tube and connects. The utility model discloses in, through being equipped with the toper spiral shell frame in the gas-liquid mixture intraductal side, when reductant liquid enters into the gas-liquid mixture pipe, thereby reductant liquid becomes little liquid pearl and the abundant mixture of compressed air with the tangent and collision back that diminishes in succession for reductant liquid mixes more evenly comprehensively with compressed air, has improved the effect of denitration, strengthens the practicality of this denitration spray gun, nozzle.
Description
Technical Field
The utility model relates to a denitration spray gun technical field especially relates to a denitration spray gun, nozzle.
Background
Denitration refers to a process of removing nitrogen oxides from combustion flue gas, and the importance of preventing environmental pollution is pointed out as a problem in the world, and the mainstream processes in the world are: SCR and SNCR, the reaction temperature is lower than that of SNCR except that SCR uses catalyst for these two kinds of technology, and other is not very big difference, and denitration spray gun, nozzle are the device that is used for spraying reductant in the flue gas and carry out the denitration.
Traditional denitration spray gun, nozzle structure are comparatively simple, lack supplementary measure to gas-liquid mixture, easily lead to the inside compression of denitration spray gun and reductant liquid mixing uneven to influence the effect of denitration, traditional denitration spray gun pipe is mostly fixed structure simultaneously, and length is unable to be adjusted, and application scope is little, and it is not convenient enough to install.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a denitration spray gun and a denitration nozzle.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a denitration spray gun, nozzle, comprising: the denitration spray gun pipe, the gas-liquid mixing pipe, the gas supply connector and the liquid supply connector;
a conical spiral rack is arranged in a cavity on the inner side of the gas-liquid mixing pipe, the conical spiral rack is of a conical spiral structure, one end of the gas-liquid mixing pipe is connected with a spiral joint, and the other end of the gas-liquid mixing pipe is connected with a spray pipe joint;
the denitration spray gun pipe is spirally connected to a spray pipe connector at one end of the gas-liquid mixing pipe;
the gas supply joint is connected with a spiral joint at the other end of the gas-liquid mixing pipe through a mixing connecting pipe, and is also connected with a gas supply interface;
the liquid supply connector is connected to the tail end of the gas supply connector through a liquid supply connecting pipe, and a liquid supply connector is further connected to the liquid supply connector.
As a further description of the above technical solution:
the gas-liquid mixing pipe is welded with a fixed disk rack at the connecting position of the spray pipe joint, and a plurality of fixed screw holes are formed in the annular fixed disk rack at equal angles.
As a further description of the above technical solution:
the denitration spray gun pipe comprises a spray gun sleeve and an adjusting pipe which is embedded in the spray gun sleeve in a sliding mode, wherein the outer diameter of the adjusting pipe is equal to the inner diameter of the spray gun sleeve.
As a further description of the above technical solution:
and a fixing nut is spirally sleeved at the connecting position of the adjusting pipe and the spray gun sleeve, and a nozzle spiral connector is arranged on the adjusting pipe.
As a further description of the above technical solution:
the denitration nozzle is also included;
the denitration nozzle is spirally connected to the adjusting pipe through the nozzle connecting seat; and the nozzle angle of the denitration nozzle is 15-60 degrees;
and the connecting position of the denitration nozzle and the nozzle connecting seat is spirally sleeved with an annular frame.
As a further description of the above technical solution:
a plurality of rotating adjusting frames are arranged on the annular frame at equal angles in an annular mode, and the rotating adjusting frames are connected with projection lamps.
Advantageous effects
The utility model provides a denitration spray gun, nozzle. The method has the following beneficial effects:
(1): this denitration spray gun, nozzle are through being equipped with the toper spiral shell frame in gas-liquid mixture intraductal side, and when reductant liquid enters into the gas-liquid mixture pipe, thereby reductant liquid and the helicoid that diminishes in succession tangent and the collision back, become little liquid pearl and the abundant mixture of compressed air for reductant liquid and compressed air mix more evenly comprehensively, have improved the effect of denitration, strengthen the practicality of this denitration spray gun, nozzle.
(2): this denitration spray gun, nozzle are the control tube by spray gun sleeve pipe and slip embedding in the spray gun sleeve pipe with the design of denitration spray gun pipe and constitute, can adjust the flexible length of control tube through the spray gun sleeve pipe, realize adjusting the whole length of denitration spray gun pipe to enlarge the application scope of this denitration spray gun, nozzle, be convenient for its installation.
(3): this denitration spray gun, nozzle are equipped with the annular frame in the denitration nozzle outside, are connected with the projection lamp through rotating the alignment jig on the annular frame, can adjust the angle of projection lamp through rotating the alignment jig to the realization shows the projection through a plurality of projection lamps to the scope that the denitration nozzle sprays, and the staff of being convenient for knows the spray regime of denitration nozzle 7, and then makes things convenient for the staff to install this denitration spray gun, nozzle and adjust, has improved the efficiency of installation.
Drawings
Fig. 1 is a schematic view of the overall structure of a denitration spray gun and a denitration nozzle provided by the present invention;
FIG. 2 is a schematic structural view of the gas-liquid mixing pipe of the present invention;
fig. 3 is a schematic structural view of a middle denitration lance tube according to the present invention;
fig. 4 is the utility model discloses well denitration nozzle's structural schematic.
Illustration of the drawings:
1. a denitration spray gun pipe; 11. an adjusting tube; 12. fixing a nut; 13. a spray gun sleeve; 2. a gas-liquid mixing pipe; 21. a conical helical frame; 22. a screw joint; 23. fixing the tray frame; 24. a nozzle adapter; 3. a mixing connection pipe; 4. a gas supply joint; 41. an air supply interface; 5. a liquid supply connecting pipe; 6. a liquid supply joint; 61. a liquid supply interface; 7. a denitration nozzle; 71. a nozzle connecting seat; 72. an annular frame; 73. rotating the adjusting frame; 74. a projection lamp.
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, a denitration lance and a denitration nozzle include: the denitration spray gun pipe comprises a denitration spray gun pipe 1, a gas-liquid mixing pipe 2, a gas supply connector 4 and a liquid supply connector 6;
a conical spiral rack 21 is arranged in a cavity on the inner side of the gas-liquid mixing pipe 2, the conical spiral rack 21 is of a conical spiral structure, one end of the gas-liquid mixing pipe 2 is connected with a spiral joint 22, and the other end of the gas-liquid mixing pipe is connected with a spray pipe joint 24;
the denitration spray gun pipe 1 is spirally connected to a spray pipe joint 24 at one end of the gas-liquid mixing pipe 2;
the gas supply joint 4 is connected with the spiral joint 22 at the other end of the gas-liquid mixing pipe 2 through the mixing connecting pipe 3, and the gas supply joint 4 is also connected with a gas supply interface 41;
the liquid supply connector 6 is connected with the tail end of the gas supply connector 4 through a liquid supply connecting pipe 5, and the liquid supply connector 6 is also connected with a liquid supply interface 61.
The connection position of the gas-liquid mixing pipe 2 and the spray pipe joint 24 is welded with a fixed disk rack 23, and the fixed disk rack 23 is provided with a plurality of annular fixed screw holes with equal angles.
The working principle is as follows: this denitration spray gun, during the nozzle uses, carry compressed air and reductant liquid in connecting 4 and the confession liquid connector 6 for the air feed respectively through air feed interface 41 and confession liquid interface 61, compressed air and reductant liquid are through mixing in connecting pipe 3 carries gas-liquid mixture pipe 2, the helicoid that diminishes in succession on reductant liquid and the gas-liquid mixture pipe 2 on the toper spiral shell frame 21 is tangent and the collision back, thereby become tiny liquid pearl and the abundant mixture of compressed air, mix on carrying denitration spray gun barrel 1, finally spout through denitration nozzle 7 on the denitration spray gun barrel 1.
Referring to fig. 3, the denitration lance pipe 1 is composed of a lance casing 13 and an adjusting pipe 11 slidably embedded in the lance casing 13, wherein the outer diameter of the adjusting pipe 11 is equal to the inner diameter of the lance casing 13.
The connection position of the adjusting pipe 11 and the spray gun sleeve 13 is spirally sleeved with a fixed nut 12, and the adjusting pipe 11 is provided with a nozzle spiral connector.
Be by spray gun sleeve pipe 13 and the adjusting pipe 11 of slip embedding in spray gun sleeve pipe 13 to constitute with denitration spray gun pipe 1 design, can adjust the flexible length of adjusting pipe 11 through spray gun sleeve pipe 13, then carry out the spiral fixation through fixation nut 12 to the position of adjusting pipe 11, finally realize adjusting denitration spray gun pipe 1's whole length to enlarge this denitration spray gun, the application scope of nozzle, the denitration spray gun pipe 1 of being convenient for simultaneously installs.
Referring to fig. 4, a denitration nozzle 7 is further included;
the denitration nozzle 7 is spirally connected to the adjusting pipe 11 through a nozzle connecting seat 71; and the nozzle angle of the denitration nozzle 7 is 15-60 degrees;
the connecting position of the denitration nozzle 7 and the nozzle connecting seat 71 is spirally sleeved with an annular frame 72.
A plurality of rotary adjusting frames 73 are arranged on the annular frame 72 in an annular equal angle manner, and a projection lamp 74 is connected to the rotary adjusting frames 73.
Adjust the angle of projection lamp 74 through rotating alignment jig 73 for projection lamp 74 projected scope and denitration nozzle 7 spray range coincidence realize showing the projection through the scope of a plurality of projection lamps 74 to denitration nozzle 7 injection, and the staff of being convenient for knows denitration nozzle 7's spray range, and then makes things convenient for the staff to install the nozzle and adjusts.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
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. The utility model provides a denitration spray gun, nozzle which characterized in that includes: the denitration spray gun pipe (1), the gas-liquid mixing pipe (2), the gas supply joint (4) and the liquid supply joint (6);
a conical spiral rack (21) is arranged in a cavity on the inner side of the gas-liquid mixing pipe (2), the conical spiral rack (21) is of a conical spiral structure, one end of the gas-liquid mixing pipe (2) is connected with a spiral joint (22), and the other end of the gas-liquid mixing pipe is connected with a spray pipe joint (24);
the denitration spray gun pipe (1) is spirally connected to a spray pipe joint (24) at one end of the gas-liquid mixing pipe (2);
the gas supply joint (4) is connected with a spiral joint (22) at the other end of the gas-liquid mixing pipe (2) through a mixing connecting pipe (3), and the gas supply joint (4) is also connected with a gas supply interface (41);
the liquid supply connector (6) is connected to the tail end of the gas supply connector (4) through a liquid supply connecting pipe (5), and the liquid supply connector (6) is further connected with a liquid supply interface (61).
2. The denitration spray gun and the denitration nozzle of claim 1, wherein a fixing disk rack (23) is welded at the connecting position of the gas-liquid mixing pipe (2) and the spray pipe joint (24), and a plurality of fixing screw holes are formed in the fixing disk rack (23) in an annular shape at equal angles.
3. The denitration lance and nozzle according to claim 1, wherein the denitration lance tube (1) is composed of a lance sleeve (13) and an adjusting tube (11) slidably embedded in the lance sleeve (13), wherein the outer diameter of the adjusting tube (11) is equal to the inner diameter of the lance sleeve (13).
4. The denitration lance and nozzle of claim 3, wherein the adjusting pipe (11) is screwed with a fixing nut (12) at the connection position of the lance sleeve (13), and the adjusting pipe (11) is provided with a nozzle screw connector.
5. A denitration lance and nozzle as claimed in claim 1 or 3, further comprising a denitration nozzle (7);
the denitration nozzle (7) is spirally connected to the adjusting pipe (11) through a nozzle connecting seat (71); the nozzle angle of the denitration nozzle (7) is 15-60 degrees;
and an annular frame (72) is spirally sleeved at the connecting position of the denitration nozzle (7) and the nozzle connecting seat (71).
6. The denitration lance and nozzle as claimed in claim 5, wherein the annular frame (72) is provided with a plurality of rotary adjusting frames (73) in an annular shape with equal angles, and the rotary adjusting frames (73) are connected with projection lamps (74).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920808787.2U CN210021714U (en) | 2019-05-31 | 2019-05-31 | Denitration spray gun and nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920808787.2U CN210021714U (en) | 2019-05-31 | 2019-05-31 | Denitration spray gun and nozzle |
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| Publication Number | Publication Date |
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| CN210021714U true CN210021714U (en) | 2020-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920808787.2U Active CN210021714U (en) | 2019-05-31 | 2019-05-31 | Denitration spray gun and nozzle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113385012A (en) * | 2021-06-17 | 2021-09-14 | 亿利洁能科技有限公司 | Organic composite flue gas denitration device |
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2019
- 2019-05-31 CN CN201920808787.2U patent/CN210021714U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113385012A (en) * | 2021-06-17 | 2021-09-14 | 亿利洁能科技有限公司 | Organic composite flue gas denitration device |
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