CN204974298U - Denitration spray gun that protection type is high temperature resistant - Google Patents
Denitration spray gun that protection type is high temperature resistant Download PDFInfo
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- CN204974298U CN204974298U CN201520602328.0U CN201520602328U CN204974298U CN 204974298 U CN204974298 U CN 204974298U CN 201520602328 U CN201520602328 U CN 201520602328U CN 204974298 U CN204974298 U CN 204974298U
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- barrel
- pressure gas
- high pressure
- protection
- protecting tube
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Abstract
The utility model discloses a denitration spray gun that protection type is high temperature resistant, including barrel seat, barrel and nozzle, the one end of barrel is fixed in the barrel seat, and the other end is connected with the nozzle, be equipped with in the barrel seat and move the chamber with the communicating solution flow of barrel, be equipped with the solution induction pipe that moves the cavity intercommunication with solution flow on the barrel seat, the peripheral cover of barrel is equipped with the protecting tube, a port of protecting tube fix on the barrel seat and with barrel coaxial arrangement, annular space between protecting tube and the barrel is the protection height flow path that calms the anger, and another port of protecting tube is the high -pressure gas blowout of protection export. Because adopt the mode of above -mentioned air current protection, the heat that makes peripheral high temperature environment is by the air current separation to play certain guard action to the barrel, since adopt the mode of double -deck air current protection, it is further, make the barrel effectively protected, prolonged the life of barrel.
Description
Technical field
The utility model relates to a kind of spray gun, specifically a kind of denitration spray gun.
Background technology
It is 203508245U that State Intellectual Property Office discloses publication number on April 2nd, 2014, patent name is a kind of utility model patent of denitration spray gun, it comprises liquid medicine joint, liquid medicine pipe, hollow tube, tee pipe coupling, liquid medicine joint is connected with liquid medicine pipe, hollow tube is connected with one end of tee pipe coupling, tee pipe coupling is inserted in hollow tube one end, tee pipe coupling and hollow tube electric welding are fixed, one end access compressed air of tee pipe coupling, compressed air enters in hollow tube, one end of liquid medicine pipe is connected with liquid medicine joint, the other end passes tee pipe coupling and is inserted in hollow tube, sealing device is provided with between liquid medicine pipe and tee pipe coupling, the hollow tube other end is provided with spray orifice, inner chamber near spray orifice forms spray chamber, nozzle is provided with in spray chamber, nozzle is connected with the insertion end of liquid medicine pipe.The utility model denitration spray gun has that atomization ability is strong, flow is large, denitration effect is good, good seal, the advantage such as increase the service life.Because the ambient operating temperature of denitration spray gun is more than 800 DEG C, and above-mentioned patent is not protected denitration spray gun, therefore the service life of denitration spray gun is relatively short.
Above-mentioned discussion content object be to reader introduce may to below by the various aspects of technology relevant for the various aspects of the present utility model be described and/or advocate, believe that this discussion content contributes to for reader with background's information, to be conducive to understanding various aspects of the present utility model better, therefore, should be appreciated that it is discuss to read these with this angle, instead of admit prior art.
Utility model content
The purpose of this utility model is to provide a kind of high temperature resistant denitration spray gun of protection type with air-flow protection function, long service life.
For achieving the above object, the technical scheme that the utility model adopts is:
Denitration spray gun that protection type is high temperature resistant, include barrel block, gun barrel and nozzle, one end of described gun barrel is fixed in barrel block, the other end is connected with nozzle, the solution flow cavity communicated with gun barrel is provided with in described barrel block, described barrel block is provided with the solution ingress pipe be communicated with solution flow cavity, the outer race of described gun barrel is equipped with protecting tube, the Single port of described protecting tube to be fixed on barrel block and coaxially to install with gun barrel, annular space between described protecting tube and gun barrel is for protect high pressure gas flow channel, and the another port of protecting tube is protection high pressure gas ejiction opening.
Further, protection high pressure gas flow cavity is also provided with in described barrel block, described barrel block is provided with and protects high pressure gas and to flow the protection high pressure gas ingress pipe of cavity connects, and one end of described protecting tube is connected with the threaded one end of fixed cover, and the other end of fixed cover is threaded with barrel block; Protect high pressure gas and enter protection high pressure gas flow cavity by protecting high pressure gas ingress pipe, then spray from protection high pressure gas ejiction opening after fixed cover and protection high pressure gas flow channel successively.
Further, gas port between described protection high pressure gas flow cavity and solution flow cavity, the part protection high pressure gas in protection high pressure gas flow cavity enters in solution flow cavity through gas port.
Further, described protecting tube is set with sealing holder, described sealing holder is provided with outer protective pipe, the Single port sealing of described outer protective pipe is fixed on and seals on holder and coaxially install with protecting tube, annular space between described protecting tube and outer protective pipe is outer protective high pressure gas flow channel, the tube wall of described outer protective pipe is provided with the outer protective high pressure gas ingress pipe of the channel connection that to flow with outer protective high pressure gas by the port sealed near outer protective pipe, the another port of outer protective pipe is outer protective high pressure gas ejiction opening.
Further, described protecting tube is set with clip, described sealing holder is fixed on protecting tube by clip.
Useful effect of the present utility model: owing to adopting the mode of said flow protection, the heat of periphery hot environment is intercepted by air-flow, thus certain protective effect is played to gun barrel; Owing to adopting the mode of double-layer air-flow protection, further, gun barrel is effectively protected, extend the service life of gun barrel.
Accompanying drawing explanation
The utility model is described in further detail to utilize accompanying drawing, but the embodiment in accompanying drawing does not form any restriction of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the following drawings.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the sectional view along A-A line shown in Fig. 1.
In figure: 1, barrel block; 2, gun barrel; 3, nozzle; 4, solution flow cavity; 5, solution ingress pipe; 6, protecting tube; 7, high pressure gas flow channel is protected; 8, high pressure gas ejiction opening is protected; 9, high pressure gas flow cavity is protected; 10, high pressure gas ingress pipe is protected; 11, fixed cover; 12, gas port; 13, holder is sealed; 14, outer protective pipe; 15, outer protective high pressure gas flow channel; 16, outer protective high pressure gas ingress pipe; 17, outer protective high pressure gas ejiction opening; 18, clip.
Detailed description of the invention
The technical solution of the utility model is understood better in order to make those skilled in the art, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, it should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
As Fig. 1, shown in 2, denitration spray gun that protection type is high temperature resistant, include barrel block 1, gun barrel 2 and nozzle 3, one end of described gun barrel 2 is fixed in barrel block 1, the other end is connected with nozzle 3, the solution flow cavity 4 communicated with gun barrel 2 is provided with in described barrel block 1, described barrel block is provided with the solution ingress pipe 5 be communicated with solution flow cavity 4, the outer race of described gun barrel 2 is equipped with protecting tube 6, the Single port of described protecting tube 6 to be fixed on barrel block 1 and coaxially to install with gun barrel 2, annular space between described protecting tube 6 and gun barrel 2 is for protect high pressure gas flow channel 7, the another port of protecting tube 6 is protection high pressure gas ejiction opening 8.Protection high pressure gas flow cavity 9 is also provided with in described barrel block 1, described barrel block 1 is provided with and the protection high pressure gas ingress pipe 10 protecting high pressure gas flow cavity 9 and be communicated with, one end of described protecting tube 6 is connected with the threaded one end of fixed cover 11, and the other end of fixed cover 11 is threaded with barrel block 1; Protection high pressure gas enters protection high pressure gas flow cavity 9 by protecting high pressure gas ingress pipe 10, then sprays from protection high pressure gas ejiction opening 8 after fixed cover 11 and protection high pressure gas flow channel 7 successively.Gas port 12 between described protection high pressure gas flow cavity 9 and solution flow cavity 4, the part protection high pressure gas in protection high pressure gas flow cavity 9 enters in solution flow cavity 4 through gas port 12.
Further, described protecting tube 6 is set with sealing holder 13, described sealing holder 13 is provided with outer protective pipe 14, the Single port sealing of described outer protective pipe 14 is fixed on and seals on holder 13 and coaxially install with protecting tube 6, annular space between described protecting tube 6 and outer protective pipe 14 is outer protective high pressure gas flow channel 15, the outer protective high pressure gas ingress pipe 16 be communicated with outer protective high pressure gas flow channel 15 is provided with by the port sealed on the tube wall of described outer protective pipe 14 and near outer protective pipe, the another port of outer protective pipe 14 is outer protective high pressure gas ejiction opening 17.Described protecting tube 6 is set with clip 18, and described sealing holder 13 is fixed on protecting tube 6 by clip 18.
Set forth a lot of detail in description above so that fully understand the utility model, but the utility model can also adopt other to be different from other modes described here and implement, and therefore, can not be interpreted as the restriction to the utility model protection domain.
Claims (5)
1. the high temperature resistant denitration spray gun of protection type, include barrel block, gun barrel and nozzle, one end of described gun barrel is fixed in barrel block, the other end is connected with nozzle, the solution flow cavity communicated with gun barrel is provided with in described barrel block, described barrel block is provided with the solution ingress pipe be communicated with solution flow cavity, it is characterized in that: the outer race of described gun barrel is equipped with protecting tube, the Single port of described protecting tube to be fixed on barrel block and coaxially to install with gun barrel, annular space between described protecting tube and gun barrel is for protect high pressure gas flow channel, the another port of protecting tube is protection high pressure gas ejiction opening.
2. the high temperature resistant denitration spray gun of protection type according to claim 1, it is characterized in that: in described barrel block, be also provided with protection high pressure gas flow cavity, described barrel block is provided with and protects high pressure gas and to flow the protection high pressure gas ingress pipe of cavity connects, one end of described protecting tube is connected with the threaded one end of fixed cover, and the other end of fixed cover is threaded with barrel block; Protect high pressure gas and enter protection high pressure gas flow cavity by protecting high pressure gas ingress pipe, then spray from protection high pressure gas ejiction opening after fixed cover and protection high pressure gas flow channel successively.
3. the high temperature resistant denitration spray gun of protection type according to claim 2, it is characterized in that: gas port between described protection high pressure gas flow cavity and solution flow cavity, the part protection high pressure gas in protection high pressure gas flow cavity enters in solution flow cavity through gas port.
4. the high temperature resistant denitration spray gun of protection type according to claim 3, it is characterized in that: described protecting tube is set with sealing holder, described sealing holder is provided with outer protective pipe, the Single port sealing of described outer protective pipe is fixed on and seals on holder and coaxially install with protecting tube, annular space between described protecting tube and outer protective pipe is outer protective high pressure gas flow channel, the tube wall of described outer protective pipe is provided with the outer protective high pressure gas ingress pipe of the channel connection that to flow with outer protective high pressure gas by the port sealed near outer protective pipe, the another port of outer protective pipe is outer protective high pressure gas ejiction opening.
5. the high temperature resistant denitration spray gun of protection type according to claim 4, is characterized in that: described protecting tube is set with clip, described sealing holder is fixed on protecting tube by clip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520602328.0U CN204974298U (en) | 2015-08-12 | 2015-08-12 | Denitration spray gun that protection type is high temperature resistant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520602328.0U CN204974298U (en) | 2015-08-12 | 2015-08-12 | Denitration spray gun that protection type is high temperature resistant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204974298U true CN204974298U (en) | 2016-01-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520602328.0U Expired - Fee Related CN204974298U (en) | 2015-08-12 | 2015-08-12 | Denitration spray gun that protection type is high temperature resistant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204974298U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107596506A (en) * | 2017-09-30 | 2018-01-19 | 严金良 | Heat-insulating type liquid injection device |
-
2015
- 2015-08-12 CN CN201520602328.0U patent/CN204974298U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107596506A (en) * | 2017-09-30 | 2018-01-19 | 严金良 | Heat-insulating type liquid injection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20190812 |