CN211035809U - Boss type water-sealed valve disc structure single-hole carbonization chamber pressure adjusting system - Google Patents
Boss type water-sealed valve disc structure single-hole carbonization chamber pressure adjusting system Download PDFInfo
- Publication number
- CN211035809U CN211035809U CN201922096321.7U CN201922096321U CN211035809U CN 211035809 U CN211035809 U CN 211035809U CN 201922096321 U CN201922096321 U CN 201922096321U CN 211035809 U CN211035809 U CN 211035809U
- Authority
- CN
- China
- Prior art keywords
- water seal
- seal valve
- pressure
- valve disc
- pipe
- 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.)
- Active
Links
Images
Landscapes
- Coke Industry (AREA)
Abstract
The utility model belongs to the technical field of the metallurgical coking technique and specifically relates to a boss formula water seal valve disc structure haplopore carbomorphism room pressure governing system is related to. The device comprises a bridge pipe, a high-pressure ammonia water nozzle, a low-pressure ammonia water nozzle, a reducing water seal valve, a boss type water seal valve disc and a pressure measuring system; the gas guide pipe in the reducing water seal valve is a conical pipe with a large upper section and a small lower section, and a conical boss capable of changing the section of the crude gas effective circulation pipe is arranged on the water seal valve disc and is arranged at the bottom of the reducing water seal valve; the depth of the conical boss inserted into the reducing pipe in the reducing water seal valve is adjusted through the rotation of the water seal valve disc, the effective circulation section of the raw coke oven gas is changed, and further the pressure in the carbonization chamber is stabilized. The utility model adopts a simpler structure type, can stabilize the pressure in the carbonization chamber by changing the effective circulation section of the raw coke oven gas, and has small investment and low failure rate; the appearance and the interface size of the existing water seal valve are not changed, and the water seal valve is particularly suitable for upgrading and reconstruction of the existing device.
Description
Technical Field
The utility model belongs to the technical field of the metallurgical coking technique and specifically relates to a boss formula water seal valve disc structure haplopore carbomorphism room pressure governing system is related to.
Background
In the technical field of metallurgical coking, a pressure regulating system of a single-hole coking chamber is a technology developed for further reducing pollutant emission generated in the coal charging and coking processes of a large-scale coke oven, and the technology can reduce or eliminate the phenomena of smoke and fire of the coke oven at the initial coal charging stage and prevent air from being sucked due to negative pressure of the coking chamber at the later coking stage. At present, the single-hole carbonization chamber pressure regulation system is commonly used abroad by a German PROVEN system and an Italy SOPRECO system, and the CPS system and the OPR system are used at home. Practice proves that the systems have the problems in practical application:
1) the PROVEN and OPR systems have complex structures, linearly regulated flow areas and higher sensitivity.
2) The adjusting and executing mechanisms of the PROVEN and OPR systems are complex, high in investment, multiple in fault and difficult to maintain.
3) The SOPRECO and CPS system has relatively simple structure, non-linear regulation of flow area and poor sensitivity.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's defect, the utility model provides a boss formula water seal valve disc structure haplopore carbomorphism room pressure governing system adopts simpler structural style, can stabilize the indoor pressure of carbomorphism through the effective circulation section that changes the raw coke oven gas, and the small investment, the fault rate is low, need not to overhaul. The utility model discloses flow area also is nonlinear adjustment, but adopts the fuzzy control mode through the pressure measurement of pressure measurement system, and haplopore carbomorphism room pressure control also can reach the ideal effect. The utility model discloses do not change the appearance and the interface size of current water seal valve, the upgrading transformation of the current device of specially adapted.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a boss type water-sealed valve disc structure single-hole carbonization chamber pressure regulating system comprises a bridge pipe, a high-pressure ammonia water nozzle, a low-pressure ammonia water nozzle, a reducing water-sealed valve, a boss type water-sealed valve disc and a pressure measuring system; the gas guide pipe in the reducing water seal valve is a conical pipe with a large upper section and a small lower section, and a conical boss capable of changing the section of the crude gas effective circulation pipe is arranged on the water seal valve disc and is arranged at the bottom of the reducing water seal valve; the depth of the conical boss inserted into the reducing pipe in the reducing water seal valve is adjusted through the rotation of the water seal valve disc, the effective circulation section of the raw coke oven gas is changed, and further the pressure in the carbonization chamber is stabilized.
The water seal valve disc is hinged with the variable-diameter water seal valve and can rotate by 60 degrees around the hinged shaft.
And the reducing water seal valve, the boss type water seal valve disc and the measuring value of the pressure measuring system are controlled in a linkage manner.
Compared with the prior art, the beneficial effects of the utility model are that:
1) the structure is simple, the investment is small, no additional driving device is added, and the failure rate is low;
2) the nonlinear regulation of the flow area is matched with the pressure measurement of a pressure measuring system, and the pressure regulation of the single-hole carbonization chamber can also achieve an ideal effect by adopting a fuzzy control mode.
3) The appearance and the interface size of the existing water seal valve are not changed, and the water seal valve is particularly suitable for upgrading and reconstruction of the existing device.
Drawings
Fig. 1 is a schematic structure and a schematic process diagram of the present invention.
In the figure: 1-bridge pipe 2-high pressure ammonia water nozzle 3-low pressure ammonia water nozzle 4-reducing water seal valve 5-boss type water seal valve disc 6-pressure measuring system
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
the following examples are carried out on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are given, but the scope of the present invention is not limited to the following examples. The methods used in the following examples are conventional methods unless otherwise specified.
As shown in fig. 1, a boss type water-sealed valve disc structure single-hole carbonization chamber pressure regulation system comprises a bridge pipe 1, a high-pressure ammonia water nozzle 2, a low-pressure ammonia water nozzle 3, a reducing water-sealed valve 4, a boss type water-sealed valve disc 5 and a pressure measuring system 6.
The air duct in the reducing water seal valve 4 is a conical pipe with a large upper section and a small lower section, and the water seal valve disc 5 is provided with a conical boss which can change the section of the raw gas circulating pipe and is arranged at the bottom of the reducing water seal valve 4. The depth of the conical boss inserted into the reducer pipe in the reducing water seal valve 4 is adjusted through the rotation of the water seal valve disc 5, the effective circulation section of the raw coke oven gas is changed, and the purpose of stabilizing the pressure in the carbonization chamber is achieved.
The boss type water seal valve disc 5 can rotate 60 degrees around the rotating shaft, when the water seal valve disc 5 rotates 60 degrees to be in a full-open position, the flow section of the raw coke oven gas is maximum, and smooth guiding out of a large amount of raw coke oven gas in the coal charging initial stage of the single-hole carbonization chamber is guaranteed.
The pressure value measured by the pressure measuring system 6 arranged at the upper part of the bridge pipe 1 is used for compiling a curve graph of the flow, the pressure and the coking time of the raw gas in the single-hole coking chamber, the opening angle of the water seal valve disc 5 is adjusted in stages by adopting a fuzzy control mode according to the coking time point of the single-hole coking chamber, the effective section of the raw gas runner pipe is changed, the flow resistance of the raw gas is adjusted, and the purpose of stabilizing the pressure of the single-hole coking chamber is achieved.
When the haplopore carbonization room is in the coking middle and later periods, the raw coke oven gas volume that produces reduces by a wide margin, can reduce the opening angle of boss formula water seal valve disc 5 this moment, makes during the reducing pipe that the toper boss on the boss formula water seal valve disc 5 inserted in reducing water seal valve 4, along with water seal valve disc 5's opening angle constantly reduces, the degree of depth that the toper boss on the water seal valve disc inserted the reducing pipe constantly increases, and the effective circulation section of raw coke oven gas constantly reduces.
The quantity of raw gas generated in the last stage of coking is small, at the moment, the water seal valve disc 5 rotates to a fully closed position of 0 degree, the communication between the single-hole coking chamber and the coke oven gas collecting pipe is cut off through the water seal, and air suction is avoided.
The utility model discloses a working process, including following step:
1) when the coal is charged, the raw gas generated by the coke oven is the largest, and the raw gas enters the reducing pipe in the reducing water seal valve 4 from the bridge pipe 1 and then flows downwards and enters the gas collecting pipe with constant pressure. At the moment, the boss type water seal valve disc 5 is located at the full-open position, the tapered boss on the water seal valve disc 5 is not inserted into the reducer pipe in the reducer water seal valve 4, and the effective circulation section of the reducer pipe is the largest.
The high-pressure ammonia water nozzle 2 on the bridge pipe 1 sprays high-pressure ammonia water, and the generated negative pressure is favorable for guiding out the raw coke oven gas, and simultaneously, the temperature of the raw coke oven gas is reduced. After coal charging is finished or the U-shaped smoke guide pipe of the coal charging smoke guide vehicle is removed, the high-pressure ammonia water nozzle 2 can be closed, and the low-pressure ammonia water nozzle 3 can be opened.
2) In the coking process, the generation amount of the raw coke oven gas generated by the coke oven in the whole coking process is changed from large to small, in order to stabilize the pressure in the coking chamber, the flow resistance of the raw coke oven gas is required to be changed from small to large along with the change of the generation amount of the raw coke oven gas, a fuzzy control mode is adopted, the opening angle of a boss type water seal valve disc 5 is adjusted in stages according to the coking time point of the single-hole coking chamber, the depth of a tapered boss on the water seal valve disc 5 inserted into a reducing pipe in the reducing water seal valve 4 is adjusted, the effective flow section of the reducing pipe is adjusted, and the flow resistance of the raw coke oven gas is adjusted to stabilize the pressure in the coking chamber.
3) In order to remove the graphite on the top of the carbonization chamber and the root of the ascending pipe at the end of coking, the ascending pipe cover needs to be opened, the boss type water seal valve disc 5 is located at a fully closed position at the moment, the tapered boss on the water seal valve disc 5 is completely inserted into the reducer pipe in the reducing water seal valve 4, the effective circulation section of the reducer pipe is the minimum, meanwhile, the ammonia water in the water seal valve disc 5 forms a water seal, the channel of the raw coke oven gas is cut off, and the gas collecting pipe is cut off from being communicated with the atmosphere.
The utility model adopts a simpler structure type, can stabilize the pressure in the carbonization chamber by changing the effective circulation section of the raw coke oven gas, and has small investment and low failure rate; the appearance and the interface size of the existing water seal valve are not changed, and the water seal valve is particularly suitable for upgrading and reconstruction of the existing device.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (3)
1. A boss type water-sealed valve disc structure single-hole carbonization chamber pressure regulating system comprises a bridge pipe, a high-pressure ammonia water nozzle, a low-pressure ammonia water nozzle, a reducing water-sealed valve, a boss type water-sealed valve disc and a pressure measuring system; the method is characterized in that: the gas guide pipe in the reducing water seal valve is a conical pipe with a large upper section and a small lower section, and a conical boss capable of changing the section of the crude gas effective circulation pipe is arranged on the water seal valve disc and is arranged at the bottom of the reducing water seal valve; the depth of the conical boss inserted into the reducing pipe in the reducing water seal valve is adjusted through the rotation of the water seal valve disc, the effective circulation section of the raw coke oven gas is changed, and further the pressure in the carbonization chamber is stabilized.
2. The system of claim 1, wherein the pressure regulating system comprises: the water seal valve disc is hinged with the variable-diameter water seal valve and can rotate by 60 degrees around the hinged shaft.
3. The system of claim 1, wherein the pressure regulating system comprises: and the reducing water seal valve, the boss type water seal valve disc and the measuring value of the pressure measuring system are controlled in a linkage manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922096321.7U CN211035809U (en) | 2019-11-28 | 2019-11-28 | Boss type water-sealed valve disc structure single-hole carbonization chamber pressure adjusting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922096321.7U CN211035809U (en) | 2019-11-28 | 2019-11-28 | Boss type water-sealed valve disc structure single-hole carbonization chamber pressure adjusting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211035809U true CN211035809U (en) | 2020-07-17 |
Family
ID=71539286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922096321.7U Active CN211035809U (en) | 2019-11-28 | 2019-11-28 | Boss type water-sealed valve disc structure single-hole carbonization chamber pressure adjusting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211035809U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110724544A (en) * | 2019-11-28 | 2020-01-24 | 中冶焦耐(大连)工程技术有限公司 | System and method for adjusting pressure of boss type water-sealed valve disc structure single-hole carbonization chamber |
| CN114736698A (en) * | 2022-05-23 | 2022-07-12 | 山东东尊华泰环保科技有限公司 | Automatic pressure adjusting device for single carbonization chamber of large-scale coke oven |
-
2019
- 2019-11-28 CN CN201922096321.7U patent/CN211035809U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110724544A (en) * | 2019-11-28 | 2020-01-24 | 中冶焦耐(大连)工程技术有限公司 | System and method for adjusting pressure of boss type water-sealed valve disc structure single-hole carbonization chamber |
| CN114736698A (en) * | 2022-05-23 | 2022-07-12 | 山东东尊华泰环保科技有限公司 | Automatic pressure adjusting device for single carbonization chamber of large-scale coke oven |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106147803B (en) | Pressure adjusting device and method for coking chamber of coke oven | |
| CN211035809U (en) | Boss type water-sealed valve disc structure single-hole carbonization chamber pressure adjusting system | |
| CN207418661U (en) | A kind of new gooseneck metallurgy coking gas controller | |
| CN105316012A (en) | Device and method of adjustment and control of pressure of carbonization chamber in coking process of large-size coke oven | |
| CN205974361U (en) | Coke oven carbomorphism room pressure adjustment assembly | |
| CN105652663B (en) | A method of the sliding pressure curve depth optimization differentiated based on loading zone | |
| CN108873843A (en) | A kind of tamping coke furnace Anthracite coal Internet of Things whole process control technique | |
| CN201462118U (en) | Vertical spherical piston pressure regulating valve | |
| CN110724544A (en) | System and method for adjusting pressure of boss type water-sealed valve disc structure single-hole carbonization chamber | |
| CN102925172B (en) | Pressure regulating device for coke oven carbonization chamber | |
| CN114317860A (en) | Combustion control method of heat accumulating type hot blast stove | |
| CN100568145C (en) | Automatic control device for gas pressure | |
| CN205143463U (en) | Temperature humidity fuzzy control's tobacco curing barn | |
| CN111073668A (en) | Automatic pressure control device for single carbonization chamber and control method thereof | |
| CN107760329A (en) | Coke oven coking chamber pressure adjusting means | |
| CN206502834U (en) | OG methods RECOVERY OF CONVERTER GAS and Fan Energy-saving Optimal Control System | |
| CN204832906U (en) | Coke oven divides flue control system | |
| CN205939057U (en) | Vapor generator | |
| CN205874303U (en) | Haplopore carbomorphism room pressure adjustment assembly is realized to coke oven | |
| CN109135770B (en) | Pressure adjusting device and method for single-hole carbonization chamber of large coke oven | |
| CN217377784U (en) | Device for double-effect adjustment of coke oven carbonization chamber pressure | |
| CN217297732U (en) | Pressure adjusting device for single carbonization chamber of large-scale coke oven | |
| CN216073676U (en) | Liquid level and air pressure adjusting device | |
| CN219174445U (en) | Independent single-hole carbonization chamber pressure regulating device with corrugated pipe applied to coke oven | |
| CN210407075U (en) | Cigar cool house with outside aid intelligent forced temperature and humidity control function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |