CN219913119U - Quick-open type spray gun for quenching tower - Google Patents
Quick-open type spray gun for quenching tower Download PDFInfo
- Publication number
- CN219913119U CN219913119U CN202320843040.7U CN202320843040U CN219913119U CN 219913119 U CN219913119 U CN 219913119U CN 202320843040 U CN202320843040 U CN 202320843040U CN 219913119 U CN219913119 U CN 219913119U
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- Prior art keywords
- spray gun
- protective sleeve
- quick
- connecting flange
- gun
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- 239000007921 spray Substances 0.000 title claims abstract description 84
- 238000010791 quenching Methods 0.000 title claims abstract description 29
- 230000000171 quenching effect Effects 0.000 title claims abstract description 15
- 230000001681 protective effect Effects 0.000 claims abstract description 56
- 239000012530 fluid Substances 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 14
- 238000000889 atomisation Methods 0.000 description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 6
- 239000003546 flue gas Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000000779 smoke Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 1
- 239000010963 304 stainless steel Substances 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000003009 desulfurizing effect Effects 0.000 description 1
- 239000002920 hazardous waste Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
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Abstract
According to the quick-opening type quenching tower spray gun, the spray gun chuck is arranged on the gun barrel of the spray gun, the connecting flange is arranged on the protective sleeve, the spray gun chuck and the connecting flange are detachably connected together by using the quick-connection clamp, and when the spray gun is required to be replaced or the spray nozzle is required to be detached on line, the quick-connection clamp can be used for realizing more convenient detachment, and the operation efficiency is greatly improved. Meanwhile, the positioning block is arranged on the spray gun chuck, the positioning clamping groove structure is arranged in the inner cavity of the protective sleeve, the positioning block is inserted into the groove body inner cavity of the positioning clamping groove structure, the position is not required to be adjusted repeatedly, the spray gun can be quickly and accurately mounted in the protective sleeve according to a preset angle, and the operation efficiency is further improved.
Description
Technical Field
The utility model relates to the technical field of quench tower equipment, in particular to a quick-opening quench tower spray gun.
Background
The quenching tower is conventional cooling process equipment in hazardous waste industry, flue gas at the outlet of the boiler is led into the inlet of the quenching tower in a downstream way through a flue, and a quenching medium is subjected to a plurality of two-fluid atomization spray guns, so that the temperature of the flue gas is reduced from 500-550 ℃ to below 200 ℃ within 1 second, and the flue gas is rapidly cooled to avoid a dioxin regeneration zone. In the prior art, the installation of the two-fluid spray gun is mostly based on flange installation, as in the patent with the publication number of CN215655830U, in the disclosed technical scheme, the installation mode of the atomization spray gun and the desulfurizing tower body is as follows: the gun barrel of the atomizing spray gun is fixedly connected with a sleeve through a flange, and the sleeve is welded and fixed on the wall of the tower. However, in the actual working process, after the quench tower is used for a period of time, the two-fluid atomization spray gun needs to be replaced online; or the nozzle is disassembled in the use process, so that the spray gun atomization effect is determined by debugging and checking the nozzle. The spray gun is mounted based on the flange in the prior art, so that the spray gun is inconvenient to detach, and the working efficiency is influenced.
Disclosure of Invention
In order to solve the problem that the two-fluid atomization spray gun in the prior art is inconvenient to detach, the utility model provides a quick-opening type quench tower spray gun which can be more conveniently installed and detached.
The structure of the utility model is as follows: a quick-open quench tower lance, comprising: a two-fluid atomizing spray gun and a protective sleeve, the two-fluid atomizing spray gun comprising: the gun tube and the nozzle are arranged in the inner cavity of the protective sleeve, and one end of the gun tube penetrates into the inner cavity of the protective sleeve and is connected with the nozzle; the protective sleeve is fixed on the tower body, and one end of the protective sleeve, where the nozzle is located, penetrates through the tower body of the quenching tower and extends to the inner cavity of the quenching tower;
characterized in that it further comprises: the spray gun chuck and the quick-opening clamp,
one end of the protective sleeve is provided with a nozzle hole, the nozzle is positioned at the inner side of the nozzle hole, and the other end of the protective sleeve is provided with a connecting flange;
the connecting flange is in a circular ring shape, and the connecting flange and the pipe body of the protection sleeve are in a T-shaped structure; a positioning clamping groove structure is arranged in the inner cavity of the protective sleeve, and the opening of a groove body of the positioning clamping groove structure faces to the opening direction of the protective sleeve;
the spray gun chuck is fixed on the periphery of the gun barrel, and the disc body is perpendicular to the gun barrel; the diameter of the spray gun chuck is the same as the outer diameter of the connecting flange; a positioning block is arranged on one side end surface of the spray gun chuck, and the shape of the positioning block is matched with the inner cavity of the groove body of the positioning clamping groove structure;
the gun chuck is connected with the connecting flange based on the quick-opening clamp.
It is further characterized by:
it also includes: the end surfaces of the spray gun chuck and the connecting flange are respectively provided with a ring-mounted sealing gasket groove, and the two sealing gasket grooves are the same in size and shape; after the spray gun chuck and the connecting flange are connected together, the 0-shaped rubber ring is arranged in the two sealing gasket grooves;
the positioning blocks are at least two;
the positioning blocks are uniformly arranged along the circumference of the spray gun chuck;
the positioning clamping groove structure comprises: the clamping block is arranged in the inner cavity of the protective sleeve in parallel to the length direction of the protective sleeve, and one end, close to the connecting flange, of the clamping block is leveled with the root of the connecting flange; the clamping blocks are arranged in pairs, and the size and the shape of the groove body between each pair of the clamping blocks are matched with the positioning blocks;
the gun tube and the nozzle are mutually perpendicular, the protective sleeve is mounted on the tower body, and the nozzle hole is formed in the bottom of the protective sleeve;
it also includes: the protection air inlet pipe is perpendicular to the protection sleeve and is communicated with the protection sleeve; the protection wind inlet pipe is arranged outside the tower body.
According to the quick-opening type quenching tower spray gun, the spray gun chuck is arranged on the gun barrel of the spray gun, the connecting flange is arranged on the protective sleeve, the spray gun chuck and the connecting flange are detachably connected together by using the quick-connection clamp, and when the spray gun is required to be replaced or the spray nozzle is required to be detached on line, the quick-connection clamp can be used for realizing more convenient detachment, and the operation efficiency is greatly improved. Meanwhile, a positioning block is arranged on the spray gun chuck, a positioning clamping groove structure is arranged in the inner cavity of the protective sleeve, and the spray gun can be quickly and accurately installed in the protective sleeve according to a preset angle through the mode that the positioning block is inserted into the inner cavity of the groove body of the positioning clamping groove structure without repeated position adjustment, so that the operation efficiency is further improved; meanwhile, based on the positioning blocks and the positioning clamping groove structure, the spray gun can be stably installed in the spray gun sleeve, the structural firmness is improved, and the probability of equipment damage is reduced.
Drawings
FIG. 1 is a schematic view of the front view of a quench tower lance in accordance with the present utility model;
FIG. 2 is a schematic view of the structure of a protection wind inlet pipe and a protection sleeve;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1A;
FIG. 4 is a schematic view of the structure of a locating block on the gun chuck;
FIG. 5 is a schematic view of the structure of the positioning slot in the protective sleeve;
FIG. 6 is a schematic view of the structure of the B-B cross section of FIG. 4;
FIG. 7 is a schematic view of the structure of the section C-C of FIG. 5
FIG. 8 is a schematic view of the structure of the quick release clip from the front;
fig. 9 is a right side view of fig. 8.
Detailed Description
As shown in fig. 1 to 7, the present utility model includes a quick-open quench tower spray gun, which includes: a two-fluid atomizing spray gun 1, a spray gun chuck 2, a quick-opening clamp 4 and a protective sleeve 7.
The two-fluid atomizing spray gun 1 includes: the gun comprises a gun barrel 1-1 and a nozzle 1-2, wherein the nozzle 1-2 is arranged in the inner cavity of a protective sleeve 7, and one end of the gun barrel 1-1 penetrates into the inner cavity of the protective sleeve 7 and is connected with the nozzle 1-2; the protection sleeve 7 is fixedly connected to the tower body 8 based on the sleeve flange 6, and one end of the protection sleeve 7 where the nozzle 1-2 is positioned penetrates through the tower body 8 of the quenching tower and extends to the inner cavity of the quenching tower; the barrel 1-1 and the nozzle 1-2 in this embodiment are disposed perpendicular to each other. The flue gas participating in the reaction in the quenching tower contains some acidic or alkaline substances, and the spray gun can be damaged after the flue gas contacts with the spray gun for a long time. The two-fluid atomizing spray gun 1 is protected by the protective sleeve 7, so that the two-fluid atomizing spray gun 1 is prevented from back corrosion in use. The length and diameter of the protective sleeve 7 are selected according to the model of the two-fluid atomizing spray gun 1, so that the two-fluid atomizing spray gun 1 is ensured to be completely arranged in the protective sleeve 7. The bottom of one end of the protective sleeve 7 is provided with a nozzle hole 10, and the nozzle 1-2 is positioned at the inner side of the nozzle hole 10. The protective sleeve 7 is made of 304 stainless steel.
Meanwhile, a protective air inlet pipe 12 is further arranged on the protective sleeve 7, and the protective air inlet pipe 12 is perpendicular to the protective sleeve 7; the protection wind inlet pipe 12 is arranged outside the tower body 8, one end of the protection wind inlet pipe is communicated with the protection sleeve 7, and the other end of the protection wind inlet pipe is connected with wind supply equipment (not marked in the figure) based on the flange 11. The protection wind enters the protection sleeve 7 from the protection wind air inlet pipe 12 and is blown out from the nozzle hole 10, so that the middle surface of the inner cavity of the protection sleeve 7 is always in a positive pressure state, external smoke is prevented from entering the protection sleeve 7, and further the two-fluid atomizing spray gun 1 is protected from being corroded by acid-base substances in the smoke, and the service life is prolonged. The diameter of the nozzle hole 10 is set based on the diameter of the protection sleeve 7, and the protection wind in the inner cavity of the protection sleeve 7 blows out from the smaller nozzle hole 10 to increase the speed, so that the flue gas is blocked outside the protection sleeve 7. If the diameter of the nozzle hole 10 is set too large, the protection effect is affected. If too small, the atomization effect of the nozzle 1-2 inside thereof is affected. In this embodiment, the diameter of the protection sleeve 7 is 168mm, and the diameter of the nozzle hole 10 is set to 70mm.
The other end of the protective sleeve 7 far away from the nozzle hole is provided with a connecting flange 5, the connecting flange 5 is in a circular ring shape, and the connecting flange 5 and the pipe body of the protective sleeve 7 are in a T-shaped structure and are integrally formed. The inner cavity of the protective sleeve 7 is provided with a positioning clamping groove structure, and the opening of the groove body of the positioning clamping groove structure faces the opening direction of the protective sleeve 7. The positioning clamping groove structure comprises: the clamping block 7-1, the clamping block 7-1 is parallel to the length direction of the protection sleeve 7 and is arranged in the inner cavity of the protection sleeve 7. The clamping blocks 7-1 are arranged in pairs, and the size and shape of the groove body 7-2 between each pair of the clamping blocks 7-1 are matched with those of the positioning blocks 2-2. The end of the clamping block 7-1 adjacent to the connecting flange 5 is leveled with the root of the connecting flange 5, so that the positioning block 2-2 on the spray gun chuck 2 can be inserted into the groove 7-2 between the two clamping blocks with a short length.
As shown in fig. 4, a fixing hole 2-1 is provided in the gun chuck 2, and the gun barrel 1-1 is inserted into the fixing hole 2-1 and then welded and fixed to the gun chuck 2. The gun chuck 2 is fixed at the periphery of the gun barrel 1-1, and the disc body is perpendicular to the gun barrel 1-1, so that after the gun barrel 1-2 stretches into the inner cavity of the protective sleeve 7, the gun chuck 2 and the connecting flange 5 on the protective sleeve 7 can be parallel, and the gun chuck 2 and the connecting flange 5 can be conveniently and subsequently fixed based on the quick clamp 4. The diameter of the gun chuck 2 is the same as the outer diameter of the connecting flange 5; the end face of one side of the spray gun chuck 2 is provided with a positioning block 2-2, and the shape of the positioning block 2-2 is matched with the inner cavity of the groove body of the positioning clamping groove structure. When the gun tube 1-1 is inserted into the inner cavity of the protective sleeve 7 during installation, the positioning block 2-2 is aligned with the groove body 7-2, and meanwhile, the fixed hole 2-1 and the nozzle hole 10 are reversed, so that the gun tube 1-2 can be ensured to be just positioned at the inner side of the nozzle hole 10 after the gun tube 1-2 is inserted, and the gun tube 1-2 can be rapidly installed in the protective sleeve 7 without repeatedly adjusting the angle of the gun tube 1-2. Meanwhile, after the positioning block 2-2 is inserted into the groove body 7-2, the two-fluid atomizing spray gun 1 can be stabilized, and the possibility of failure of the two-fluid atomizing spray gun 1 in use is reduced.
The two positioning blocks 2-2 are at least arranged, and the positioning blocks 2-2 are uniformly arranged along the circumference of the spray gun chuck 2, so that the combination between the protective sleeve 7 and the two-fluid atomizing spray gun 1 can be strengthened and stabilized on the basis of positioning. In this embodiment, the number of positioning blocks 2-2 is 2, and the connecting line between the center of the fixing hole 2-1 and the center of the gun chuck 2 is used as a symmetry axis, and the positioning blocks are arranged at two end points with the same diameter on the gun chuck 2. The positions of the two pairs of clamping blocks 7-1 in the inner cavity of the protective sleeve 7 and the positions of the two positioning blocks 2-2 are adaptively set.
The gun chuck 2 is connected to the connecting flange 5 on the basis of a quick-opening clamp 4. The quick release clip 4 is based on various quick release clips of the prior art. In this embodiment, the implementation is based on 304 a card clip. Referring to fig. 8, the quick release clip 4 includes a first clamping portion 4-1, a second clamping portion 4-2, and a bolt 4-4, wherein the first clamping portion 4-1 and the second clamping portion 4-2 are in a semicircular structure, and two ends of the first clamping portion 4-1 and the second clamping portion 4-2 are respectively provided with a connecting protrusion 4-6 and a locking protrusion protruding outwards of the ring; the connecting bulge 4-6 is provided with a through hole perpendicular to the circular ring surface where the first clamping part 4-1 and the second clamping part 4-2 are positioned, and the connecting hinge shaft 14 is arranged in the through hole; the two connecting projections 4-6 are hinged to the connecting piece 4-7 by means of a connecting hinge shaft 14. Grooves are respectively formed on the inner sides of the first clamping part 4-1 and the second clamping part 4-2, and the shapes of the grooves are matched with the combined shapes of the spray gun chuck 2 and the connecting flange 5.
The locking projections comprise a first locking projection 4-11 on the first clamping part 4-1 and a second locking projection 4-21 on the second clamping part 4-2; the first locking protrusion 4-11 is provided with a first groove 4-12, and the second locking protrusion 4-21 is provided with a second groove 4-22; the width of the first groove 4-12 and the second groove 4-22 is the same as the diameter of the bolt 4-4.
The fixing hinge shaft 4-9 passes through the side walls of the two grooves 4-22 and the bolts 4-4 at the same time; one end of the bolt 4-4 is hinged in the two grooves 4-22 through a hinge shaft 4-9 for fixing; the other end of the bolt 4-4 passes through the first groove 4-12 and then is connected with the nut 4-5 in a threaded manner.
The end surfaces of the spray gun chuck 2 and the connecting flange 5 are respectively provided with a ring-mounted sealing gasket groove, as shown in fig. 6 and 7, the spray gun chuck 2 is provided with a first sealing gasket groove 2-3, the connecting flange 5 is provided with a second sealing gasket groove 7-3, the two sealing gasket grooves have the same size and shape, and the cross sections of the two sealing gasket grooves are semicircular arc grooves which are combined and then are circular; after the gun chuck 2 and the connecting flange 5 are connected together, the type 0 rubber ring 3 is arranged in the two sealing gasket grooves to seal the connecting part of the two connecting parts.
After the technical scheme of the utility model is used, when the two-fluid atomizing spray gun 1 is installed, a fixed hole 2-1 on a spray gun chuck 2 is opposite to a nozzle hole 10, a positioning block 2-2 is aligned to a groove body 7-2, one end of a nozzle 1-2 of the two-fluid atomizing spray gun 1 is inserted into a protective sleeve 7, the positioning block 2-2 is inserted into the groove body 7-2, and after the spray gun chuck 2 is mortgage on a connecting flange 5, a type 0 rubber ring 3 is put between a first sealing gasket groove 2-3 and a second sealing gasket groove 7-3; after the nut 4-5 on the quick release clamp 4 is unscrewed along the bolt 4-4 in a direction away from the first locking protrusion 4-11, the bolt 4-4 is lifted from the first groove 4-12 and the second groove 4-22, and after the first clamping part 4-1 and the second clamping part 4-2 are opened by taking the connecting hinge shaft 14 as a shaft, the first locking protrusion 4-11 and the second clamping part 4-2 are clamped outside the combined spray gun chuck 2 and the connecting flange 5; the bolts 4-4 are placed in the first grooves 4-12 and the second grooves 4-22, the nuts 4-5 are screwed down along the bolts 4-4 towards the first locking protrusions 4-11, the fixed connection between the gun chuck 2 and the connecting flange 5 is completed, and then the two-fluid atomizing spray gun 1 is mounted in the protective sleeve 7. When the two-fluid atomizing spray gun 1 needs to be disassembled, after the nut 4-5 is unscrewed reversely along the bolt 4-4 in the direction away from the first locking protrusion 4-11, the bolt 4-4 is lifted up from the first groove 4-12 and the second groove 4-22, the first clamping part 4-1 and the second clamping part 4-2 are opened by taking the hinge shaft 14 for connection as the shaft, and the quick-opening clamp 4 is taken down; the gun barrel 1-1 and the gun chuck 2 are separated from the protective sleeve 7, so that the two-fluid atomization gun 1 can be disassembled. Compared with the installation mode based on flange connection in the prior art, the spray gun structure of the quenching tower, which is protected by the technical scheme of the utility model, can realize the installation and disassembly process based on simpler steps. Meanwhile, the stability of the spray gun in the use process can be ensured, and the probability of the spray gun failure is reduced.
Claims (7)
1. A quick-open quench tower lance, comprising: a two-fluid atomizing spray gun and a protective sleeve, the two-fluid atomizing spray gun comprising: the gun tube and the nozzle are arranged in the inner cavity of the protective sleeve, and one end of the gun tube penetrates into the inner cavity of the protective sleeve and is connected with the nozzle; the protective sleeve is fixed on the tower body, and one end of the protective sleeve, where the nozzle is located, penetrates through the tower body of the quenching tower and extends to the inner cavity of the quenching tower;
characterized in that it further comprises: the spray gun chuck and the quick-opening clamp,
one end of the protective sleeve is provided with a nozzle hole, the nozzle is positioned at the inner side of the nozzle hole, and the other end of the protective sleeve is provided with a connecting flange;
the connecting flange is in a circular ring shape, and the connecting flange and the pipe body of the protection sleeve are in a T-shaped structure; a positioning clamping groove structure is arranged in the inner cavity of the protective sleeve, and the opening of a groove body of the positioning clamping groove structure faces to the opening direction of the protective sleeve;
the spray gun chuck is fixed on the periphery of the gun barrel, and the disc body is perpendicular to the gun barrel; the diameter of the spray gun chuck is the same as the outer diameter of the connecting flange; a positioning block is arranged on one side end surface of the spray gun chuck, and the shape of the positioning block is matched with the inner cavity of the groove body of the positioning clamping groove structure;
the gun chuck is connected with the connecting flange based on the quick-opening clamp.
2. A quick-open quench tower spray gun as defined in claim 1, wherein: it also includes: the end surfaces of the spray gun chuck and the connecting flange are respectively provided with a ring-mounted sealing gasket groove, and the two sealing gasket grooves are the same in size and shape; after the spray gun chuck and the connecting flange are connected together, the 0-shaped rubber ring is arranged in the two sealing gasket grooves.
3. A quick-open quench tower spray gun as defined in claim 1, wherein: the positioning blocks are at least two.
4. A quick-open quench tower spray gun as defined in claim 1, wherein: the positioning blocks are uniformly arranged along the circumference of the gun chuck.
5. A quick-open quench tower spray gun as defined in claim 1, wherein: the positioning clamping groove structure comprises: the clamping block is arranged in the inner cavity of the protective sleeve in parallel to the length direction of the protective sleeve, and one end, close to the connecting flange, of the clamping block is leveled with the root of the connecting flange; the clamping blocks are arranged in pairs, and the size and the shape of the groove body between each pair of the clamping blocks are matched with the positioning blocks.
6. A quick-open quench tower spray gun as defined in claim 1, wherein: the gun barrel and the nozzle are mutually perpendicular, the protection sleeve is installed on the tower body, and the nozzle hole is formed in the bottom of the protection sleeve.
7. A quick-open quench tower spray gun as defined in claim 1, wherein: it also includes: the protection air inlet pipe is perpendicular to the protection sleeve and is communicated with the protection sleeve; the protection wind inlet pipe is arranged outside the tower body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320843040.7U CN219913119U (en) | 2023-04-17 | 2023-04-17 | Quick-open type spray gun for quenching tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320843040.7U CN219913119U (en) | 2023-04-17 | 2023-04-17 | Quick-open type spray gun for quenching tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219913119U true CN219913119U (en) | 2023-10-27 |
Family
ID=88433628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320843040.7U Active CN219913119U (en) | 2023-04-17 | 2023-04-17 | Quick-open type spray gun for quenching tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219913119U (en) |
-
2023
- 2023-04-17 CN CN202320843040.7U patent/CN219913119U/en active Active
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