CN213886118U - Novel ten thousand ton level acetylene cracking furnace nozzle plate - Google Patents
Novel ten thousand ton level acetylene cracking furnace nozzle plate Download PDFInfo
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- CN213886118U CN213886118U CN202022759750.0U CN202022759750U CN213886118U CN 213886118 U CN213886118 U CN 213886118U CN 202022759750 U CN202022759750 U CN 202022759750U CN 213886118 U CN213886118 U CN 213886118U
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- cracking furnace
- reaction chamber
- acetylene
- spray tube
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- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 title claims abstract description 53
- 238000005336 cracking Methods 0.000 title claims abstract description 38
- 238000006243 chemical reaction Methods 0.000 claims abstract description 56
- 239000007921 spray Substances 0.000 claims abstract description 49
- 239000002184 metal Substances 0.000 claims description 17
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 238000005507 spraying Methods 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 12
- 229910052799 carbon Inorganic materials 0.000 abstract description 12
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000007790 scraping Methods 0.000 abstract description 6
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 15
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 12
- 238000000034 method Methods 0.000 description 9
- 238000005496 tempering Methods 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 8
- 239000003345 natural gas Substances 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 230000000644 propagated effect Effects 0.000 description 3
- 239000006229 carbon black Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 238000006757 chemical reactions by type Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model relates to a novel ten thousand tons of grades of acetylene cracking furnace nozzle plates belongs to nozzle plate technical field. This novel ten thousand tons of level acetylene cracking furnace nozzle plates, including jet chamber and vertical setting reaction chamber, evenly distributed has a plurality ofly to run through from top to bottom on the jet chamber the spray tube of jet chamber is, and is a plurality of all be equipped with the shielding part that is used for preventing the acetylene cracking furnace early to catch fire on the top of spray tube, the reaction chamber is double-deck sleeve structure, and the skin is cylindricly, and the inlayer is drum or coniform, and inside is cavity and upper and lower both ends equal opening, its upper end with the lower extreme fixed connection of jet chamber, it is a plurality of the spray tube respectively with the inside cavity intercommunication of reaction chamber. Has the advantages that: simple structure avoids the early production of catching fire the phenomenon of acetylene furnace, prevents to catch fire early and damages equipment, is favorable to the later stage to the carbon of scraping of reacting chamber, along with the increase of spray tube pipe diameter, nozzle plate acetylene productivity increases, practices thrift the primary investment of mill and maintenance cost.
Description
Technical Field
The utility model belongs to the technical field of the nozzle board, concretely relates to novel ten thousand tons of grades of acetylene cracking furnace nozzle boards.
Background
The process for preparing acetylene by partial oxidation of natural gas is originally introduced from foreign countries in the seventies of the twentieth century by a certain factory in China, and the whole process device is built and put into production in 1979. In the subsequent operation, 7500 tons of acetylene cracking furnaces and 10000 tons of acetylene cracking furnaces (single set) are built in the factory. The output of the acetylene cracking furnace is determined by a burner plate of core equipment, the design load of the burner plate is low, the acetylene output is low, a plurality of parallel production lines need to be built for increasing the output, and one-time investment and subsequent maintenance cost are increased invisibly.
With the social development and progress, the demand of acetylene as a very important intermediate for chemical production is increasing, and the shortage of acetylene production energy restricts the development and growth of chemical enterprises, so that the design of a burner plate with larger load is more important on the premise of ensuring reliability.
The burner plate for the acetylene cracking furnace is disclosed in the prior art patent No. CN201720916035.9, before the acetylene furnace starts to crack natural gas to prepare acetylene, natural gas and oxygen are respectively preheated to about 650 ℃ and then mixed, the induction time of flame formation at the temperature is only a few seconds, the mixing before reaction must be completed within the few seconds, and if rust particles exist in mixed gas flow or pressure fluctuation of natural gas cracking products can cause early ignition of the cracking furnace, the early ignition of the acetylene furnace can be caused. If the early ignition phenomenon frequently occurs, the reaction equipment is burnt.
Although the early ignition phenomenon of the existing acetylene furnace reduces the generation of early ignition to a certain extent by adding a fine filter screen in front of the raw materials, stabilizing the operation and other measures; however, since the burner plate is formed by a plurality of parallel ducts, where the gas is equivalent to being subjected to a primary throttling, it is theoretically considered that the gas flow velocity in the ducts is high, and the burner plate is not tempered during operation, however, since the burner plate is immediately followed by the reaction chamber, the reaction chamber inevitably generates carbon deposit due to incomplete combustion of the process, the gas state of the reaction chamber becomes turbulent during removal of the carbon deposit, and many small soot dusts and small flames are propagated upward and reversely, and further, early ignition of the acetylene furnace is caused by tempering.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve above-mentioned technical problem and provide a novel ten thousand tons of level acetylene cracking furnace burner plate, simple structure avoids the acetylene furnace to catch fire the production of phenomenon in the early stage, prevents to catch fire early and damages equipment, is favorable to the later stage to the carbon of scraping of reacting chamber, along with the spray tube pipe diameter increases, burner plate acetylene productivity increases, practices thrift the primary investment of mill and maintenance cost.
The utility model provides an above-mentioned technical problem's technical scheme as follows: this novel ten thousand tons of level acetylene cracking furnace nozzle plate includes the reacting chamber of jet chamber and vertical setting, evenly distributed has a plurality ofly to run through from top to bottom on the jet chamber the spray tube of jet chamber is, and is a plurality of all be equipped with the shielding part that is used for preventing the acetylene cracking furnace early to catch fire on the top of spray tube, the reacting chamber is double-deck sleeve structure, and the skin is cylindricly, and the inlayer is drum or coniform, and inside is cavity and upper and lower both ends equal opening, its upper end with the lower extreme fixed connection of jet chamber, it is a plurality of the spray tube respectively with the inside cavity intercommunication of reacting chamber.
Has the advantages that:
1. the shielding part is arranged on the spray pipe, so that the early ignition phenomenon of the acetylene furnace is avoided, and the early ignition is prevented from damaging equipment;
2. the air jet chamber, the jet pipe and the reaction chamber have simple structures, no complex parts, convenient field installation and small workload of maintenance and low cost;
3. the carbon scraping of the corresponding reaction chamber in the later period is facilitated;
4. along with the increase of the pipe diameter of the spray pipe, the acetylene capacity of the burner nozzle plate is increased, and the primary investment and maintenance cost of a factory are saved.
Furthermore, the shielding part is a metal sheet, a plurality of small holes are formed in the metal sheet, and the metal sheet is fixedly connected to the top end of the spray pipe.
The beneficial effect of adopting the further scheme is that: through the small holes formed in the metal sheet, flame becomes fine and dispersed through the small holes when tempering occurs, so that the flame is extinguished, and equipment is prevented from being burnt out by tempering.
Further, the metal sheet is welded to the tip of the nozzle.
The beneficial effect of adopting the further scheme is that: simple structure and good fixing effect.
Further, the air spraying chamber comprises a cylindrical connecting part and a cylindrical boss which is coaxially arranged at the upper end of the connecting part in an integrated manner, and the diameter of the boss is smaller than that of the connecting part; a plurality of the spray tube equipartition is in correspond on the jet-propelled chamber the position of boss, it is a plurality of the spray tube from top to bottom runs through in proper order boss and connecting portion, the upper end of reaction chamber with the lower extreme fixed connection of connecting portion.
The beneficial effect of adopting the further scheme is that: the structure design is reasonable, the reaction chamber is convenient to connect and match, and the assembly and disassembly are convenient.
Furthermore, the upper end part of the reaction chamber is coaxially fixed with a circular fixing part, and the upper end of the reaction chamber is fixedly connected with the lower end of the air spraying chamber through the fixing part.
The beneficial effect of adopting the further scheme is that: the reaction type and the connecting part are convenient to connect and match, and the mounting and dismounting efficiency is improved.
Furthermore, the plurality of spray pipes are distributed on the air spraying chamber in a regular hexagon or circular ring shape.
The beneficial effect of adopting the further scheme is that: the efficiency of the mixed gas partial oxidation cracking reaction is improved.
Further, the reaction chamber is of a double-layer sleeve structure, the outer layer is cylindrical, the inner layer is cylindrical or conical, the inner part is hollow, the upper end and the lower end of the reaction chamber are both open, and the upper end of the reaction chamber is fixedly connected with the lower end of the air spraying chamber.
The beneficial effect of adopting the further scheme is that: is beneficial to the carbon scraping work of the reaction chamber.
Further, the inner diameter of the spray pipe is 25-32 mm.
The beneficial effect of adopting the further scheme is that: the spray pipes with different specifications meet the requirements of different capacities of the cracking furnace.
Drawings
FIG. 1 is a schematic sectional view of a burner plate for a cylindrical acetylene cracking furnace according to the present invention;
FIG. 2 is a top view of the distribution structure of mixing nozzles in a burner plate for the acetylene cracking furnace of FIG. 1;
FIG. 3 is a schematic sectional view of a burner plate for a round-table acetylene cracking furnace according to the present invention;
FIG. 4 is a top view of the distribution structure of mixing nozzles in a burner plate for the acetylene cracking furnace of FIG. 3;
FIG. 5 is a schematic view showing a partial installation position of the shielding part;
in the drawings, the components represented by the respective reference numerals are listed below:
1. an air ejection chamber; 11. a connecting portion; 12. a boss; 2. a nozzle; 3. a reaction chamber; 4. a small hole; 5. a fixed part.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Example 1
As shown in fig. 1 to 5, the present embodiment provides a new ten-thousand-ton acetylene cracking furnace burner plate, which includes: reaction chamber 3 of jet-propelled chamber 1 and vertical setting, evenly distributed has a plurality of upper and lower running through on the jet-propelled chamber 1 the spray tube 2 of jet-propelled chamber 1 sets up a plurality of through-holes on concrete jet-propelled chamber 1, and a plurality of spray tubes 2 correspond respectively and insert and establish in the through-hole, and is a plurality of all be equipped with the shielding part that is used for preventing acetylene cracking furnace early ignition on the top of spray tube 2, reaction chamber 3 is double-deck sleeve structure, and the skin is cylindricly, and the inlayer is drum or coniform, and inside is equal opening in both ends about and, and the quantity that spray tube 2 set up is 169 root, and the internal diameter of spray tube 2 can be for 25-32 mm. The upper end of the reaction chamber is fixedly connected with the lower end of the gas spraying chamber 1, and the plurality of spraying pipes 2 are respectively communicated with the cavity inside the reaction chamber 3.
The application provides a novel ten-thousand-ton-level acetylene cracking furnace burner plate, in the using process, mixed gas natural gas and oxygen firstly pass through a shielding part at the upper end part of a spray pipe 2, then pass through the spray pipe 2 from top to bottom, and finally enter a cavity of a reaction chamber 3 for partial oxidative cracking, and the shielding part arranged at the upper end part of the spray pipe 2 can avoid the generation of the early ignition phenomenon of an acetylene furnace and prevent the early ignition from damaging equipment; the air injection chamber 1, the air injection pipe 2 and the reaction chamber 3 have simple structures, no complex parts, small workload of field installation and overhaul and low cost; the later-period carbon scraping to the reaction chamber 3 is facilitated, the acetylene capacity of the burner plate is increased along with the increase of the pipe diameter of the spray pipe 2, and the primary investment and the maintenance cost of a factory are saved.
Further, the shielding part is a metal sheet, a plurality of small holes 4 are formed in the metal sheet, the metal sheet is fixedly connected to the top end of the spray pipe 2, and flames are dispersed through the small holes when tempering occurs, so that the flames are extinguished, and the equipment is prevented from being burnt out by tempering.
Of course, other structures can be adopted, for example, a plurality of small tube bundles are arranged in the nozzle 2, the process is incomplete combustion, carbon deposit is inevitably generated in the reaction chamber, the gas state of the reaction chamber is changed into turbulent flow in the process of removing the carbon deposit, a plurality of small carbon black dust and small flame are upwards and reversely propagated, and then early ignition of the acetylene furnace can be caused by tempering, and the arrangement of the small tube bundles can be effectively avoided.
Preferably, in this embodiment, the metal sheet is welded to the top end of the nozzle 2, and the fixing effect is good.
Of course, the fixing mode is many, and other fixing modes can be adopted.
Preferably, in the present embodiment, the air compartment 1 includes a cylindrical connecting portion 11 and a cylindrical boss 12 coaxially disposed at an upper end of the connecting portion 11, wherein a diameter of the boss 12 is smaller than a diameter of the connecting portion 11; a plurality of 2 equipartitions of spray tube are in correspond on the jet chamber 1 the position of boss 12, it is a plurality of spray tube 2 from top to bottom runs through in proper order boss 12 and connecting portion 11, the upper end of reaction chamber 3 with the lower extreme fixed connection of connecting portion 11, during the design, 3 upper end open-ended contours of reaction chamber enclose to establish in a plurality of spray tubes 2 outsides to ensure by every mixed gas that 2 leading-in mixed spray tubes can both effectually get into in the cavity of reaction chamber 3 inside.
Preferably, in this embodiment, an annular fixing portion 5 is coaxially fixed to an upper end portion of the reaction chamber 3, the upper end of the reaction chamber 3 is fixedly connected to a lower end of the air injection chamber 1 through the fixing portion 5, and the fixing portion 5 is welded to a lower end portion of the connecting portion 11, so that a welding area is large, and a firmness degree is high.
Example 2:
as shown in fig. 1 to 5, the present embodiment provides a new ten-thousand-ton acetylene cracking furnace burner plate, which includes: jet-propelled chamber 1 and vertical setting reaction chamber 3, evenly distributed has a plurality of upper and lower running through on the jet-propelled chamber 1's spray tube 2 sets up a plurality of through-holes on concrete jet-propelled chamber 1, and a plurality of spray tubes 2 correspond respectively and insert and establish in the through-hole, and is a plurality of all be equipped with the shielding part that is used for preventing the acetylene cracking furnace early catching fire on the top of spray tube 2, reaction chamber 3 is double-deck sleeve structure, and the skin is cylindricly, and the inlayer is drum or coniform, and inside is equal opening in both ends about and, and the quantity that spray tube 2 set up is 127, and the internal diameter of spray tube 2 can be for 25-32 mm. The upper end of the reaction chamber is fixedly connected with the lower end of the gas spraying chamber 1, and the plurality of spraying pipes 2 are respectively communicated with the cavity inside the reaction chamber 3.
The application provides a novel ten-thousand-ton-level acetylene cracking furnace burner plate, in the using process, mixed gas natural gas and oxygen firstly pass through a shielding part at the upper end part of a spray pipe 2, then pass through the spray pipe 2 from top to bottom, and finally enter a cavity of a reaction chamber 3 for partial oxidative cracking, and the shielding part arranged at the upper end part of the spray pipe 2 can avoid the generation of the early ignition phenomenon of an acetylene furnace and prevent the early ignition from damaging equipment; the air injection chamber 1, the air injection pipe 2 and the reaction chamber 3 have simple structures, no complex parts, small workload of field installation and overhaul and low cost; the later-period carbon scraping to the reaction chamber 3 is facilitated, the acetylene capacity of the burner plate is increased along with the increase of the pipe diameter of the spray pipe 2, and the primary investment and the maintenance cost of a factory are saved.
Further, the shielding part is a metal sheet, a plurality of small holes 4 are formed in the metal sheet, the metal sheet is fixedly connected to the top end of the spray pipe 2, and flames are dispersed through the small holes when tempering occurs, so that the flames are extinguished, and the equipment is prevented from being burnt out due to tempering.
Of course, other structures can be adopted, for example, a plurality of small tube bundles are arranged in the nozzle 2, the process is incomplete combustion, carbon deposit is inevitably generated in the reaction chamber, the gas state of the reaction chamber is changed into turbulent flow in the process of removing the carbon deposit, a plurality of small carbon black dust and small flame are upwards and reversely propagated, and then early ignition of the acetylene furnace can be caused by tempering, and the arrangement of the small tube bundles can be effectively avoided.
Preferably, in this embodiment, the metal sheet is welded to the top end of the nozzle 2, and the fixing effect is good.
Of course, the fixing mode is many, and other fixing modes can be adopted.
Preferably, in the present embodiment, the air compartment 1 includes a cylindrical connecting portion 11 and a cylindrical boss 12 coaxially disposed at an upper end of the connecting portion 11, wherein a diameter of the boss 12 is smaller than a diameter of the connecting portion 11; a plurality of 2 equipartitions of spray tube are in correspond on the jet chamber 1 the position of boss 12, it is a plurality of spray tube 2 from top to bottom runs through in proper order boss 12 and connecting portion 11, the upper end of reaction chamber 3 with the lower extreme fixed connection of connecting portion 11, during the design, 3 upper end open-ended contours of reaction chamber enclose to establish in a plurality of spray tubes 2 outsides to ensure by every mixed gas that 2 leading-in mixed spray tubes can both effectually get into in the cavity of reaction chamber 3 inside.
Preferably, in this embodiment, the upper end of the reaction chamber 3 is coaxially fixed with a circular ring-shaped fixing portion 5, the upper end of the reaction chamber 3 is fixedly connected to the lower end of the air injection chamber 1 through the fixing portion 5, the fixing portion 5 is welded to the lower end of the connecting portion 11, the welding area is large, the firmness is high, and the air injection chamber 1 and the fixing portion 5 are connected by a countersunk screw.
Preferably, in this embodiment, the plurality of nozzles 2 are distributed on the gas injection chamber 1 in a regular hexagon or circular ring shape, for example, fig. 2 and 4 are both distributed in a hexagon, and in an actual process, the nozzles can also be arranged in a circular ring shape and uniformly distributed, so that the mixed gas enters the cavity of the reaction chamber 3 to react.
In the description of the present invention, it is to be understood that the terms "center", "length", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "inner", "outer", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the system or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., 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 are not necessarily intended to 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. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. Novel ten thousand tons of grades of acetylene cracking furnace burner plates, characterized by that, include:
jet-propelled chamber (1) and reaction chamber (3) of vertical setting, evenly distributed goes up in jet-propelled chamber (1) has a plurality of upper and lower running through jet-propelled chamber (1)'s spray tube (2), and is a plurality of all be equipped with the shielding part that is used for preventing the acetylene cracking furnace early to catch fire on the top of spray tube (2), the reaction chamber is double-deck sleeve structure, and the skin is cylindricly, and the inlayer is drum or coniform, and inside is cavity and upper and lower both ends equal opening, its upper end with the lower extreme fixed connection of jet-propelled chamber (1), it is a plurality of spray tube (2) respectively with the inside cavity intercommunication of reaction chamber (3).
2. The new ten-thousand ton acetylene cracking furnace burner plate according to claim 1, characterized in that the shielding part is a metal sheet, a plurality of small holes (4) are arranged on the metal sheet, and the metal sheet is fixedly connected to the top end of the nozzle (2).
3. A new type ten-thousand ton-scale acetylene cracking furnace burner plate according to claim 2, characterized in that the metal sheet is welded on the top end of the lance (2).
4. A new type ten-thousand ton grade acetylene cracking furnace burner plate according to claim 1, characterized in that the gas injection chamber (1) comprises a cylindrical connecting part (11) and a cylindrical boss (12) coaxially arranged on the upper end of the connecting part (11) and formed integrally, the diameter of the boss (12) is smaller than that of the connecting part (11); a plurality of spray tube (2) equipartition is in correspond on jet-propelled chamber (1) the position of boss (12), it is a plurality of spray tube (2) from top to bottom run through in proper order boss (12) and connecting portion (11), the upper end of reaction chamber (3) with the lower extreme fixed connection of connecting portion (11).
5. A new ten-thousand-ton acetylene cracking furnace burner plate according to claim 1, characterized in that the upper end of the reaction chamber (3) is coaxially fixed with a ring-shaped fixing part (5), and the upper end of the reaction chamber (3) is fixedly connected with the lower end of the gas spraying chamber (1) through the fixing part (5).
6. A new type ten-thousand-ton-class acetylene cracking furnace burner plate according to any one of claims 1 to 5, characterized in that a plurality of the nozzles (2) are distributed on the gas injection chamber (1) in a regular hexagon or circular ring shape.
7. A new type ten-thousand ton grade acetylene cracking furnace burner plate according to any one of claims 1 to 5, characterized in that the reaction chamber (3) is of cylindrical or conical structure.
8. A new type ten-thousand ton grade acetylene cracking furnace burner plate according to any one of claims 1 to 5, characterized in that the inner diameter of the lance (2) is 25-32 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022759750.0U CN213886118U (en) | 2020-11-23 | 2020-11-23 | Novel ten thousand ton level acetylene cracking furnace nozzle plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022759750.0U CN213886118U (en) | 2020-11-23 | 2020-11-23 | Novel ten thousand ton level acetylene cracking furnace nozzle plate |
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| Publication Number | Publication Date |
|---|---|
| CN213886118U true CN213886118U (en) | 2021-08-06 |
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|---|---|---|---|
| CN202022759750.0U Active CN213886118U (en) | 2020-11-23 | 2020-11-23 | Novel ten thousand ton level acetylene cracking furnace nozzle plate |
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| Country | Link |
|---|---|
| CN (1) | CN213886118U (en) |
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- 2020-11-23 CN CN202022759750.0U patent/CN213886118U/en active Active
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Address after: Room 801-1A, 8th Floor, Building 2, No. 9 Ronghua South Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing, 100176 (Yizhuang Cluster, High end Industrial Zone, Beijing Pilot Free Trade Zone) Patentee after: Beijing Fujia Engineering Technology Co.,Ltd. Address before: 100176 block B2, hongkunyun times, Kechuang 12th Street, economic and Technological Development Zone, Daxing District, Beijing Patentee before: BEIJING LANTRON DINGXIN PETROCHEMICAL EQUIPMENT CO.,LTD. |