CN108980833A - Pure oxygen natural gas combustion nozzle - Google Patents
Pure oxygen natural gas combustion nozzle Download PDFInfo
- Publication number
- CN108980833A CN108980833A CN201811099015.2A CN201811099015A CN108980833A CN 108980833 A CN108980833 A CN 108980833A CN 201811099015 A CN201811099015 A CN 201811099015A CN 108980833 A CN108980833 A CN 108980833A
- Authority
- CN
- China
- Prior art keywords
- pure oxygen
- natural gas
- pipe
- cylinder
- heat dissipation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/32—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid using a mixture of gaseous fuel and pure oxygen or oxygen-enriched air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/48—Nozzles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/72—Safety devices, e.g. operative in case of failure of gas supply
- F23D14/78—Cooling burner parts
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Supply (AREA)
Abstract
The invention discloses pure oxygen natural gas combustion nozzles, it include: cylinder, heat dissipation chamber is equipped in cylinder, an exterior groove is equipped at the middle part of barrel front end, one is equipped on cylinder for being passed through the water inlet pipe and an outlet pipe being discharged for the water in the chamber that will radiate of water into heat dissipation chamber, water inlet pipe stretches in heat dissipation chamber, and the outlet of water inlet pipe is located in the annular groove formed on the inside of barrel front end, a stable flame pan is equipped in exterior groove, a nozzle is equipped at the center of stable flame pan, it is additionally provided in cylinder across heat dissipation chamber and exports the natural gas supervisor being connected across the bottom of exterior groove with exterior groove, pure oxygen branch pipe, first installing pipe, natural gas supervisor outlet is connected with the nozzle at stable flame pan center, the outlet of pure oxygen branch pipe and the first installing pipe is respectively positioned on the rear of stable flame pan, steady The first mounting hole is additionally provided on flame disk.Above-mentioned pure oxygen natural gas combustion nozzle can carry out safe combustion using pure oxygen and natural gas mixing.
Description
Technical field
The present invention relates to field of combustion equipment, and in particular to a kind of pure oxygen natural gas combustion nozzle.
Background technique
Conventional burner generallys use the mixing of oxygen-enriched and natural gas and burns, the flame temperature burnt be not it is very high,
But after being burnt using pure oxygen and natural gas mixing, since the combustion-supporting effect of pure oxygen is fine, flame temperature is reached
To 2300 DEG C or so, the oxygen channel that pure oxygen is conveyed in burner common in this way is understood because of heat transfer and steep temperature rise, oxygen channel
Metal material after temperature sharply increases in pipeline is easily burnt by pure oxygen combustion-supporting, and burner conventional in this way is using pure oxygen and naturally
Gas mixing, which is burnt, easily explodes.
Summary of the invention
The technical problems to be solved by the present invention are: will provide a kind of can mix using pure oxygen and natural gas carries out safe combustion
The pure oxygen natural gas combustion nozzle of burning.
To solve the above-mentioned problems, the technical scheme adopted by the invention is as follows: pure oxygen natural gas combustion nozzle, comprising: cylinder,
Be characterized in that: being provided with heat dissipation chamber in cylinder, be provided in the middle part of barrel front end one by barrel it is scattered to sinking into
Hot chamber and the exterior groove formed, be provided on cylinder a water inlet pipe for being passed through from cooling water to heat dissipation chamber and
One outlet pipe for the cooling water discharge in the chamber that will radiate, water inlet pipe stretch in heat dissipation chamber, and water inlet pipe
Outlet is located in the annular groove formed on the inside of barrel front end because exterior groove is arranged, and one is provided in exterior groove
Stable flame pan is equipped with the outwardly disposed nozzle of one outlet at the center of stable flame pan, is additionally provided in cylinder across heat dissipation
It chamber and exports the natural gas supervisor being connected with exterior groove across the bottom of exterior groove, pure oxygen branch pipe, first install
Pipe, natural gas supervisor stretches in exterior groove and exports to be connected with the nozzle at stable flame pan center, and natural gas is passed through day
It can be sprayed from nozzle after in right gas supervisor, the outlet of pure oxygen branch pipe and the first installing pipe is respectively positioned on the rear of stable flame pan, pure oxygen
It will receive the water conservancy diversion of stable flame pan after being passed through in exterior groove by pure oxygen branch pipe, it then just can be with the natural gas phase that is sprayed in nozzle
Mixing is additionally provided with the first mounting hole on stable flame pan, and the first installing pipe is for installing igniter, and the first mounting hole is for making a little
Igniter head of firearm passes through stable flame pan.
Further, pure oxygen natural gas combustion nozzle above-mentioned, in which: be additionally provided with one in cylinder and pass through with heat dissipation chamber
Partition separates and mutually disconnected pure oxygen dispensing chamber, pure oxygen dispensing chamber are located at the rear of heat dissipation chamber, is arranged on cylinder
Have one for being passed through the pure oxygen input pipe of pure oxygen into pure oxygen dispensing chamber, the entrance of each pure oxygen branch pipe both pass through partition with
Pure oxygen dispensing chamber is connected.
Further, pure oxygen natural gas combustion nozzle above-mentioned, in which: natural gas supervisor and the first installing pipe are from back to front successively
It is connected after pure oxygen dispensing chamber, heat dissipation chamber with exterior groove.
Further, pure oxygen natural gas combustion nozzle above-mentioned, in which: be additionally provided in cylinder sequentially pass through from the front to the back it is pure
The second installing pipe that oxygen dispensing chamber, heat dissipation chamber and outlet are connected across the bottom of exterior groove with exterior groove, the
The outlet of two installing pipes is located at the rear of stable flame pan, the second mounting hole is additionally provided on stable flame pan, the second installing pipe is for pacifying
Flame detector is filled, the second mounting hole is used to make the detecting head of flame detector to pass through stable flame pan.
Further, pure oxygen natural gas combustion nozzle above-mentioned, in which: pure oxygen branch pipe is provided with four, and is symmetrically arranged in
The surrounding of natural gas supervisor.
Further, pure oxygen natural gas combustion nozzle above-mentioned, in which: cylinder is cylindrical tube, and exterior groove is cylinder
Groove.
Advantages of the present invention are as follows: pure oxygen natural gas combustion nozzle of the present invention using the heat dissipation chamber for being connected with cooling water come pair
Pure oxygen branch pipe and natural gas supervisor carry out cooling heat, so that the temperature of pure oxygen branch pipe and natural gas supervisor can be controlled effectively
System, to eliminate the security risk of explosion, the pure oxygen natural gas combustion nozzle can be mixed into using pure oxygen and natural gas in this way
Row safe combustion.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of pure oxygen natural gas combustion nozzle of the present invention.
Fig. 2 is the structural schematic diagram of A-A section view in Fig. 1.
Specific embodiment
The present invention is described in further detail with attached drawing combined with specific embodiments below.
As shown in Figure 1 and Figure 2, pure oxygen natural gas combustion nozzle, comprising: cylinder 1 is provided with heat dissipation chamber 2, in cylinder in cylinder 1
One is provided in the middle part of 1 front end of body by barrel to the exterior groove 3 for sinking into heat dissipation cavity room 2 and being formed, in the present embodiment,
Cylinder 1 is cylindrical tube, and exterior groove 3 is cylinder shape groove；One is provided on cylinder 1 for into heat dissipation chamber 2
It is passed through the water inlet pipe 11 and an outlet pipe 12 for the cooling water discharge in the chamber 2 that will radiate of cooling water, water inlet pipe 11 is stretched
Enter into heat dissipation chamber 2, and the outlet of water inlet pipe 11 is located at due to exterior groove 3 are arranged in the formation of 1 leading inside of cylinder
In annular groove 13, it is provided with a stable flame pan 4 in exterior groove 3, one outlet court is equipped at the center of stable flame pan 4
The nozzle 5 of outer arrangement is additionally provided with across heat dissipation chamber 2 in cylinder 1 and exports across the bottom and outside of exterior groove 3
The natural gas that groove 3 is connected is responsible for 6, pure oxygen branch pipe 7, the first installing pipe 8, and natural gas supervisor 6 stretches in exterior groove 3 simultaneously
And outlet is connected with the nozzle 5 at 4 center of stable flame pan, natural gas can spray after being passed through in natural gas supervisor 6 from nozzle 5,
The outlet of pure oxygen branch pipe 7 and the first installing pipe 8 is respectively positioned on the rear of stable flame pan 4, and pure oxygen is passed through exterior groove by pure oxygen branch pipe 7
It will receive the water conservancy diversion of stable flame pan 4 after in 3, then can just be mixed with the natural gas sprayed in nozzle 5, in the present embodiment, pure oxygen
Branch pipe 7 is provided with four, and is symmetrically arranged in the surrounding of natural gas supervisor 6；The first mounting hole is additionally provided on stable flame pan 4
81, the first installing pipe 8 is used to make igniter head of igniter to pass through stable flame pan 4 for installing igniter, the first mounting hole 81, so that
Igniter can light the natural gas for being mixed with pure oxygen.
Pure oxygen branch pipe 7 and natural gas supervisor 6 will receive the cooling heat dissipation of cooling water in chamber when passing through in heat dissipation chamber 2,
The temperature of pure oxygen branch pipe 7 and natural gas supervisor 6 in this way can be effectively controlled, to eliminate the security risk of explosion.Cylinder
1 front end of body is close to flame, so that the temperature of 1 front end of cylinder is very high, the water in such 1 front end of cylinder can be evaporated as vapor,
Vapor can prevent flow of cooling water to 1 front end of cylinder, so energy after the outlet of water inlet pipe 11 is set in annular groove 13
Cooling water is set to go directly 1 front end of cylinder, so as to the front end of effectively cooling cylinder 1.
In the present embodiment, one is additionally provided in cylinder 1 to separate by partition 92 and be not connected to mutually with heat dissipation chamber 2
Pure oxygen dispensing chamber 21, pure oxygen dispensing chamber 21 be located at heat dissipation chamber 2 rear, be provided on cylinder 1 one for
The pure oxygen input pipe 22 of pure oxygen is passed through in pure oxygen dispensing chamber 21, the entrance of each pure oxygen branch pipe 7 both passes through partition 92 and pure oxygen
Dispensing chamber 21 is connected.Pure oxygen is first passed through into pure oxygen dispensing chamber 21, is then being led to respectively from pure oxygen dispensing chamber 21
Enter into each pure oxygen branch pipe 7.In addition, natural gas supervisor 6 and the first installing pipe 8 sequentially pass through pure oxygen dispensing chamber from back to front
21, it is connected after heat dissipation chamber 2 with exterior groove 3.
In the present embodiment, it is additionally provided in cylinder 1 and sequentially passes through pure oxygen dispensing chamber 21, heat dissipation chamber from the front to the back
2 and export the second installing pipe 9 for being connected across the bottom of exterior groove 3 with exterior groove 3, the outlet of the second installing pipe 9
Positioned at the rear of stable flame pan 4, the second mounting hole 91 is additionally provided on stable flame pan 4, the second installing pipe 9 is for installing flame detecting
Device, the second mounting hole 91 are used to make the detecting head of flame detector to pass through stable flame pan 4, flame detector go out nozzle 5
Whether there is flame to be detected on mouth.
Claims (7)
1. pure oxygen natural gas combustion nozzle, comprising: cylinder, it is characterised in that: heat dissipation chamber is provided in cylinder, in barrel front end
Middle part be provided with one by barrel to the exterior groove for sinking into heat dissipation cavity room and being formed, be provided on cylinder one with
In the water inlet pipe from cooling water to heat dissipation chamber and an outlet pipe for the discharge of the cooling water in chamber that will radiate that are passed through, into
Water pipe stretches in heat dissipation chamber, and the outlet of water inlet pipe is located at and is formed on the inside of barrel front end because exterior groove is arranged
In annular groove, it is provided with a stable flame pan in exterior groove, one outlet cloth outwardly is equipped at the center of stable flame pan
The nozzle set, is additionally provided with across heat dissipation chamber in cylinder and outlet is connected across the bottom of exterior groove with exterior groove
Logical natural gas supervisor, pure oxygen branch pipe, the first installing pipe, natural gas supervisor stretch in exterior groove and export and stable flame pan
Nozzle at center is connected, and natural gas can spray after being passed through in natural gas supervisor from nozzle, pure oxygen branch pipe and the first installation
The outlet of pipe is respectively positioned on the rear of stable flame pan, and pure oxygen will receive leading for stable flame pan after being passed through in exterior groove by pure oxygen branch pipe
Stream, then can just mix with the natural gas sprayed in nozzle, the first mounting hole, the first installing pipe are additionally provided on stable flame pan
For installing igniter, the first mounting hole is used to make igniter head of igniter to pass through stable flame pan.
2. pure oxygen natural gas combustion nozzle according to claim 1, it is characterised in that: be additionally provided with one and heat dissipation in cylinder
Chamber is separated by partition and mutually disconnected pure oxygen dispensing chamber, pure oxygen dispensing chamber are located at the rear of heat dissipation chamber, in cylinder
One is provided on body for being passed through the pure oxygen input pipe of pure oxygen into pure oxygen dispensing chamber, the entrance of each pure oxygen branch pipe is worn
Partition is crossed to be connected with pure oxygen dispensing chamber.
3. pure oxygen natural gas combustion nozzle according to claim 2, it is characterised in that: natural gas supervisor and the first installing pipe are from rear
It is connected after sequentially passing through pure oxygen dispensing chamber, heat dissipation chamber forward with exterior groove.
4. pure oxygen natural gas combustion nozzle according to claim 1, it is characterised in that: be additionally provided in cylinder across heat dissipation cavity
The second installing pipe that room and outlet are connected across the bottom of exterior groove with exterior groove, the outlet of the second installing pipe is located at
The rear of stable flame pan is additionally provided with the second mounting hole on stable flame pan, and the second installing pipe is for installing flame detector, the second peace
Dress hole is used to make the detecting head of flame detector to pass through stable flame pan.
5. pure oxygen natural gas combustion nozzle according to claim 3, it is characterised in that: be additionally provided in cylinder from the front to the back according to
Secondary the second peace being connected across the bottom of exterior groove with exterior groove across pure oxygen dispensing chamber, heat dissipation chamber and outlet
Tubulature, the outlet of the second installing pipe are located at the rear of stable flame pan, the second mounting hole, the second installing pipe are additionally provided on stable flame pan
For installing flame detector, the second mounting hole is used to make the detecting head of flame detector to pass through stable flame pan.
6. pure oxygen natural gas combustion nozzle described according to claim 1 or 2 or 3 or 4 or 5, it is characterised in that: pure oxygen branch pipe is provided with
Four, and it is symmetrically arranged in the surrounding of natural gas supervisor.
7. pure oxygen natural gas combustion nozzle described according to claim 1 or 2 or 3 or 4 or 5, it is characterised in that: cylinder is cylindrical tube
Body, exterior groove are cylinder shape groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811099015.2A CN108980833A (en) | 2018-09-20 | 2018-09-20 | Pure oxygen natural gas combustion nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811099015.2A CN108980833A (en) | 2018-09-20 | 2018-09-20 | Pure oxygen natural gas combustion nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108980833A true CN108980833A (en) | 2018-12-11 |
Family
ID=64546440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811099015.2A Pending CN108980833A (en) | 2018-09-20 | 2018-09-20 | Pure oxygen natural gas combustion nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108980833A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050236747A1 (en) * | 2004-04-27 | 2005-10-27 | Rue David M | Process and apparatus for uniform combustion within a molten material |
| CN101303124A (en) * | 2008-06-26 | 2008-11-12 | 上海应用技术学院 | Glass kiln natural gas oxygen-enriched combustor |
| CN204039426U (en) * | 2014-07-16 | 2014-12-24 | 首钢总公司 | A kind of blast furnace oxygen-enriched injection Sweet natural gas air port |
| CN105240850A (en) * | 2015-10-27 | 2016-01-13 | 殷黎丽 | Water-cooled external mixing type pure oxygen gas burner for rotary iron-melting furnace |
| CN206478641U (en) * | 2017-02-28 | 2017-09-08 | 合肥依科普工业设备有限公司 | Mixed metal burner in a kind of |
| CN208936155U (en) * | 2018-09-20 | 2019-06-04 | 张家港市鑫州焊割机械有限公司 | Pure oxygen natural gas combustion nozzle |
-
2018
- 2018-09-20 CN CN201811099015.2A patent/CN108980833A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050236747A1 (en) * | 2004-04-27 | 2005-10-27 | Rue David M | Process and apparatus for uniform combustion within a molten material |
| CN101303124A (en) * | 2008-06-26 | 2008-11-12 | 上海应用技术学院 | Glass kiln natural gas oxygen-enriched combustor |
| CN204039426U (en) * | 2014-07-16 | 2014-12-24 | 首钢总公司 | A kind of blast furnace oxygen-enriched injection Sweet natural gas air port |
| CN105240850A (en) * | 2015-10-27 | 2016-01-13 | 殷黎丽 | Water-cooled external mixing type pure oxygen gas burner for rotary iron-melting furnace |
| CN206478641U (en) * | 2017-02-28 | 2017-09-08 | 合肥依科普工业设备有限公司 | Mixed metal burner in a kind of |
| CN208936155U (en) * | 2018-09-20 | 2019-06-04 | 张家港市鑫州焊割机械有限公司 | Pure oxygen natural gas combustion nozzle |
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