CN219955319U - Pouring nozzle structure of anode roasting furnace - Google Patents
Pouring nozzle structure of anode roasting furnace Download PDFInfo
- Publication number
- CN219955319U CN219955319U CN202320480311.7U CN202320480311U CN219955319U CN 219955319 U CN219955319 U CN 219955319U CN 202320480311 U CN202320480311 U CN 202320480311U CN 219955319 U CN219955319 U CN 219955319U
- Authority
- CN
- China
- Prior art keywords
- natural gas
- pipe
- gas mixing
- end cover
- flange
- 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.)
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Links
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 74
- 239000007921 spray Substances 0.000 claims abstract description 51
- 239000003345 natural gas Substances 0.000 claims abstract description 37
- 239000007789 gas Substances 0.000 claims abstract description 34
- 238000002485 combustion reaction Methods 0.000 claims abstract description 20
- 230000002093 peripheral effect Effects 0.000 claims abstract description 11
- 238000007493 shaping process Methods 0.000 claims description 3
- 210000003437 trachea Anatomy 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
Landscapes
- Nozzles For Spraying Of Liquid Fuel (AREA)
Abstract
The utility model relates to the technical field of roasting furnace accessories, and particularly discloses an anode roasting furnace pouring nozzle structure, which comprises an end cover, wherein the outer end of the end cover is in threaded connection with a gas mixing pipe, the inner end of the end cover is in threaded connection with a combustion spray pipe, the gas mixing pipe is communicated with the combustion spray pipe, the inner diameter of the gas mixing pipe is larger than that of the combustion spray pipe, one end of the gas mixing pipe, which is far away from the end cover, is in threaded connection with a natural gas spray pipe, an air outlet port of the natural gas spray pipe is positioned in the combustion spray pipe, the outer wall of the gas mixing pipe is convexly provided with a flange, the outer peripheral wall of the flange is provided with threads, the outer peripheral wall of the flange is in threaded connection with an adjusting collar, a plurality of air holes are uniformly distributed on the outer peripheral surface of the flange around the axis of an air pipe, and the air holes are communicated with the inner cavity of the air pipe.
Description
Technical Field
The utility model relates to the technical field of roasting furnace accessories, in particular to a pouring nozzle structure of an anode roasting furnace.
Background
The anode roasting is one of the main heat treatment procedures in the production process of carbon products for aluminum, the green anode products after profiling are placed in a roasting furnace according to a certain mode, and the heat treatment process is carried out according to a certain heating speed under the condition of isolating air, wherein the gas-type roasting furnace is widely used.
The gas type roasting furnace sprays natural gas and air into the flame path through the sprue gate, the sprue gate can be understood as a combustion nozzle, the structure of the sprue gate has direct influence on the combustion efficiency of the natural gas, in actual production, abnormal combustion of the natural gas can lead to uneven temperature in the flame path, the temperature difference of the flame path is larger, the service life of the roasting furnace and the quality of a roasting anode are greatly influenced, and in the natural gas combustion process, if the air is excessive, the flue gas quantity is large, the environment is polluted, part of heat is taken away by the flue gas, the temperature of the flame path is reduced, and the thermal efficiency is reduced; the utility model provides a firing furnace combustion nozzle, it is not enough that the air, burn inadequately, can cause the fuel waste, how to adjust the air input is very important problem, for this problem of solution, the chinese patent of the utility model of grant publication No. CN208886784U discloses a firing furnace combustion nozzle, it is through establishing the adjustment sleeve in support sleeve outside cover, and set up a plurality of screw in support sleeve's outer wall along support sleeve's axial interval, the butterfly nut has run through in adjustment sleeve's the lateral wall, through connecting the butterfly nut in different screw, change the position of adjustment sleeve on support sleeve, thereby change the area that adjustment sleeve covered the inlet port, adjust the air input of air in proper order, this mode can adjust the air input nevertheless, the operation is comparatively troublesome, not enough nimble.
Disclosure of Invention
In order to solve the problems mentioned in the background art, the utility model aims to provide a pouring nozzle structure of an anode roasting furnace.
In order to achieve the above object, the technical scheme of the present utility model is as follows:
the utility model provides an anode roasting furnace watering mouth structure, includes the end cover, the outer end threaded connection of end cover has the gas mixing pipe, the inner threaded connection burning spray tube of end cover, the gas mixing pipe switches on with the burning spray tube and the internal diameter of gas mixing pipe is greater than the internal diameter of burning spray tube, the one end threaded connection that the gas mixing pipe deviates from the end cover has the natural gas spray tube, the port of giving vent to anger of natural gas spray tube is located the burning spray tube, the outer wall of natural gas spray tube is greater than the outer wall of natural gas spray tube and the distance of the inner wall of burning spray tube with the distance of the inner wall of gas mixing pipe, the outer wall protrusion of gas mixing tube is provided with the flange, the shaping has the screw thread on the peripheral wall of flange, threaded connection has the regulation lantern ring on the peripheral wall of flange, around tracheal axis equipartition on the peripheral face of flange has a plurality of air holes, the air hole switches on with tracheal inner chamber.
By adopting the scheme, because the distance between the outer wall of the natural gas spray pipe and the inner wall of the gas mixing pipe is greater than the distance between the outer wall of the natural gas spray pipe and the inner wall of the combustion spray pipe, when natural gas is sprayed out from the gas spray nozzle of the natural gas spray pipe, negative pressure is formed in the gas mixing pipe, so that air can enter the combustion spray pipe through the air hole to be mixed with natural gas, the covering area of the air hole can be conveniently adjusted by rotating the adjusting sleeve ring, and the air inflow is adjusted.
Further, a grab handle is fixedly connected to the outer peripheral surface of the adjusting lantern ring.
Further, the natural gas spray pipe is a two-stage reducing pipeline, one end of the large-diameter section of the natural gas spray pipe, which is close to the small-diameter section, is in threaded connection with the port of the gas mixing pipe, which is far away from the end cover, and the port of the small-diameter section of the natural gas spray pipe is positioned in the combustion spray pipe.
By adopting the scheme, the reducing pipeline can have a supercharging effect on natural gas.
The beneficial effects of the utility model are as follows: set up the flange on the peripheral wall of gas mixing pipe to cut the screw thread on the flange, and set up the air hole on the flange, only need rotatory regulation lantern ring can be convenient the regulation adjust the lantern ring to the area of covering of air hole, thereby adjust the air input, compare in background art more convenient and nimble, and structural design is reasonable, the processing of being convenient for.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.
Description of the drawings: 1. the end cover, 11, the first screw hole, 12, the neck, 13, the second screw hole, 14, the pore canal, 2, the gas mixing pipe, 21, the flange, 22, the air hole, 3, the combustion spray pipe, 4, the natural gas spray pipe, 5, the adjusting lantern ring, 51 and the grab handle.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.
As shown in figure 1, the anode roasting furnace pouring nozzle structure comprises an end cover 1, wherein the end cover 1 is used as a connecting piece between the device and a roasting furnace, the end cover 1 is fixedly arranged on the outer wall of the roasting furnace (not released in the figure), a first screw hole 11 is formed on the end surface of the end cover 1, which is opposite to the roasting furnace, a gas mixing pipe 2 is connected with the first screw hole 11 through internal threads, an inward protruding neck 12 is formed on the inner end of the end cover 1, a second screw hole 13 is formed on the end, which is far away from the end cover 1, of the neck 12, a combustion spray pipe 3 is connected with the internal threads of the second screw hole 13, the inner diameter of the gas mixing pipe 2 is larger than the inner diameter of the combustion spray pipe 3, a channel 14 in the shape of an inverted truncated cone is formed in the neck 12, the channel 14 is used for conducting the gas mixing pipe 2 and the combustion spray pipe 3, threads are carved in the port, which is opposite to the end of the gas mixing pipe 2, which is opposite to the end cover 1, the port internal thread that gas mixing tube 2 deviates from end cover 1 is connected with natural gas spray tube 4, the port of giving vent to anger of natural gas spray tube 4 is located burning spray tube 3, the inlet port of natural gas spray tube 4 is connected with the natural gas source, the distance of the outer wall of natural gas spray tube 4 and the inner wall of gas mixing tube 2 is greater than the distance of the outer wall of natural gas spray tube 4 and the inner wall of burning spray tube 3, the middle part protrusion of the outer wall of gas mixing tube 2 is provided with flange 21, preferably, flange 21 integrated into one piece is on gas mixing tube 2, the shaping has the screw thread on the periphery wall of flange 21, screw thread connection has adjusting collar 5 on the periphery wall of flange 21, the axial length of adjusting collar 5 is greater than flange 21's thickness, around the axis equipartition of trachea on the periphery of flange 21 has four air holes 22, air hole 22 and tracheal inner chamber switch on.
The position of the adjusting collar 5 on the flange 21 can be changed by rotating the adjusting collar 5, so that the area of the outer port of the air hole 22 covered by the adjusting collar 5 can be quickly changed, and the air inflow of air can be adjusted.
In this embodiment, the outer peripheral surface of the adjusting collar 5 is fixedly connected with a grab handle 51, which is convenient to hold and more convenient to rotate the adjusting collar 5.
In this embodiment, the natural gas nozzle 4 is a two-stage reducing pipe, one end of the large-diameter section of the natural gas nozzle 4, which is close to the small-diameter section, is in threaded connection with the port of the gas mixing pipe 2, which is away from the end cover 1, and the small-diameter section of the natural gas nozzle 4 is simultaneously located in the gas mixing pipe 2 and the combustion nozzle 3, and the port of the small-diameter section of the natural gas nozzle 4, which is far from the large-diameter section, is located in the combustion nozzle 3.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (3)
1. The utility model provides an anode roasting furnace watering mouth structure, includes end cover (1), the outer end screw thread of end cover (1) has gas mixing tube (2), the inner screw thread of end cover (1) connects burning spray tube (3), gas mixing tube (2) switch on with burning spray tube (3) and the internal diameter of gas mixing tube (2) is greater than the internal diameter of burning spray tube (3), the one end screw thread that gas mixing tube (2) deviate from end cover (1) has natural gas spray tube (4), the port of giving vent to anger of natural gas spray tube (4) is located burning spray tube (3), the outer wall of natural gas spray tube (4) is greater than the outer wall of natural gas spray tube (4) and the distance of the inner wall of burning spray tube (3), a serial communication port, the outer wall protrusion of gas mixing tube (2) is provided with flange (21), the shaping has the screw thread on the outer perisporium of flange (21), threaded connection has adjusting collar (5) on the outer perisporium of flange (21), the outer peripheral face of trachea has around axis (22) of a plurality of air holes and air vent hole (22).
2. The anode roasting furnace nozzle structure according to claim 1, wherein a grab handle (51) is fixedly connected on the outer peripheral surface of the adjusting collar (5).
3. The anode roasting furnace pouring nozzle structure according to claim 1, wherein the natural gas spray pipe (4) is a secondary reducing pipeline, one end of a large-diameter section, close to a small-diameter section, of the natural gas spray pipe (4) is connected in a port of the gas mixing pipe (2) deviating from the end cover (1) in a threaded manner, and the port of the small-diameter section of the natural gas spray pipe (4) is positioned in the combustion spray pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320480311.7U CN219955319U (en) | 2023-03-13 | 2023-03-13 | Pouring nozzle structure of anode roasting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320480311.7U CN219955319U (en) | 2023-03-13 | 2023-03-13 | Pouring nozzle structure of anode roasting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219955319U true CN219955319U (en) | 2023-11-03 |
Family
ID=88555107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320480311.7U Active CN219955319U (en) | 2023-03-13 | 2023-03-13 | Pouring nozzle structure of anode roasting furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219955319U (en) |
-
2023
- 2023-03-13 CN CN202320480311.7U patent/CN219955319U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |