CN211802971U - Gas collecting pipe for movably collecting silicon-manganese casting diffusion flue gas - Google Patents
Gas collecting pipe for movably collecting silicon-manganese casting diffusion flue gas Download PDFInfo
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- CN211802971U CN211802971U CN201922340570.6U CN201922340570U CN211802971U CN 211802971 U CN211802971 U CN 211802971U CN 201922340570 U CN201922340570 U CN 201922340570U CN 211802971 U CN211802971 U CN 211802971U
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- pipe fitting
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- butt joint
- collecting
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Abstract
The utility model provides a discharge for removing collection silicomanganese pouring diffuses flue gas, collect the house steward including diffusing the gas, it connects the pipe fitting to be provided with a plurality of removals on collecting the house steward to diffuse the gas, be provided with electronic stop valve on the removal connection pipe fitting, just the tip of removal connection pipe fitting is provided with the butt joint pipe fitting. When accomplishing the quick automatic butt joint pipe fitting of telescopic and collecting house steward butt joint with the gas that diffuses, the quick automatic butt joint pipe fitting extension of telescopic is close to the butt joint pipe fitting accomplishes seamless butt joint, guarantees the reliability of connecting to reduce negative pressure generating device's output, reduce the power consumption, and can effectively improve the efficiency that the gas that diffuses was collected. And simultaneously, it is long-range right to set up electric check valve on the removal connection pipe fitting electric check valve opens and close, avoids the operation personnel to ascend a height switch valve, further improves the convenience of operation, reduces operation personnel's intensity of labour, reduces the safety risk.
Description
Technical Field
The utility model belongs to the technical field of the atmosphere pollution control, concretely relates to a discharge for removing and collecting silicomanganese pouring and diffusing flue gas.
Background
In the process of solidifying molten silicon manganese into ingots in an ingot mold, high-temperature silicon manganese alloy is contacted with air to generate a large amount of diffused gas, and the diffused gas contains harmful substances such as metal dust, carbon monoxide, carbon dioxide, nitrogen oxide and the like, and the harmful substances are diffused in a production workshop to cause the deterioration of the production environment and easily cause the pollution of the atmospheric environment. The diffused gas dissipated in the silicon-manganese alloy casting process is discontinuous in discharge, short in duration and not concentrated in position, so that certain difficulty is brought to the management of the diffused gas.
Practice proves that the movable fume collecting hood (namely the fume collecting hood can change along with the change of the casting position) can effectively collect and intensively treat diffused gas dissipated in the silicon-manganese casting process. Adopt portable collection petticoat pipe to carry out the in-process of collecting to the gas that diffuses of silicomanganese pouring in-process, a telescopic automatic butt joint pipe fitting fast is fixed on portable collection petticoat pipe, however this telescopic automatic butt joint pipe fitting fast is difficult to collect house steward's effective connection with the flue gas, and it is relatively poor to connect back sealing performance, leads to negative pressure generating device output to increase, has reduced the gas collection efficiency that diffuses.
Disclosure of Invention
In view of this, the utility model provides a discharge for removing collection silicomanganese pouring diffuses flue gas to the quick automatic butt joint pipe fitting of telescopic that exists among the solution prior art collects house steward with the flue gas and can not effectively be connected, connects the relatively poor technical problem of back sealing performance.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a gas collecting pipe for removing collection silicomanganese pouring diffuses flue gas, collects the house steward including the gas that diffuses, be provided with a plurality of removal on the gas collection house steward and connect the pipe fitting, be provided with electronic stop valve on the removal connection pipe fitting, just the tip of removal connection pipe fitting is provided with the butt joint pipe fitting.
Preferably, the end of the butt pipe is expanded outward to form a bell mouth shape.
Preferably, the end of the butt pipe is provided with a sealing rubber strip.
Preferably, a plurality of venturi gas collecting valves are arranged on the diffused gas collecting main pipe, each venturi gas collecting valve is provided with a first input end, a second input end and an output end, the first input ends and the output ends are communicated with the diffused gas collecting main pipe, and the second input ends are communicated with the movable connecting pipe fitting.
Preferably, one side of the movable connecting pipe fitting close to the venturi gas collecting valve is provided with a gas supplementing pipe, the gas supplementing pipe is provided with a gas supplementing adjusting valve, and the other end of the gas supplementing pipe is emptied.
According to the above technical scheme, the utility model provides a gas collecting pipe for removing collection silicomanganese pouring diffuses flue gas, its beneficial effect is: the diffused gas collecting main pipe is provided with a plurality of movable connecting pipe fittings, and the end parts of the movable connecting pipe fittings are provided with butt joint pipe fittings. When accomplishing the quick automatic butt joint pipe fitting of telescopic and collecting house steward butt joint with the gas that diffuses, the quick automatic butt joint pipe fitting extension of telescopic is close to the butt joint pipe fitting accomplishes seamless butt joint, guarantees the reliability of connecting to reduce negative pressure generating device's output, reduce the power consumption, and can effectively improve the efficiency that the gas that diffuses was collected. And simultaneously, it is long-range right to set up electric check valve on the removal connection pipe fitting electric check valve opens and close, avoids the operation personnel to ascend a height switch valve, further improves the convenience of operation, reduces operation personnel's intensity of labour, reduces the safety risk.
Drawings
FIG. 1 is a schematic structural diagram of a gas collecting pipe for movably collecting silicomanganese casting diffusing flue gas.
FIG. 2 is a schematic cross-sectional view of a gas header for mobile collection of Si-Mn casting fume.
Fig. 3 is a schematic structural diagram of the movable smoke collecting hood and the telescopic quick automatic butt joint pipe fitting.
Fig. 4 is a partially enlarged view of a portion a shown in fig. 3.
FIG. 5 is a schematic structural diagram of a gas collecting pipe for movably collecting silicomanganese casting diffusing flue gas in a further embodiment.
In the figure: the device comprises a gas collecting pipe 10 for movably collecting silicon-manganese casting and diffusing flue gas, a diffusing gas collecting main pipe 100, a movable connecting pipe fitting 110, an electric stop valve 111, a butt joint pipe fitting 112, a Venturi gas collecting valve 120, a first input end 121, a second input end 122, an output end 123, a gas supplementing pipe 124, a gas supplementing adjusting valve 125, a movable gas collecting hood 20, a telescopic quick automatic butt joint pipe fitting 30, a fixed pipe section 31, a telescopic pipe section 32, a butt joint pipe section 33 and a telescopic cylinder 34.
Detailed Description
The following combines the drawings of the utility model to further elaborate the technical scheme and technical effect of the utility model.
Referring to fig. 1 and 2, in an embodiment, a gas collecting pipe 10 for movably collecting silicomanganese casting emission flue gas includes an emission gas collecting main pipe 100, the emission gas collecting main pipe 100 is provided with a plurality of movable connecting pipes 110, the movable connecting pipes 110 are provided with electric shutoff valves 111, and the ends of the movable connecting pipes 110 are provided with butt-joint pipes 112.
For example, the diffusion gas collecting manifold 100 is a straight pipe of DN100-DN150, and the diffusion gas collecting manifold 100 is provided with a plurality of mobile connecting pipes 110, and the mobile connecting pipes 110 can be connecting pipes of DN25-DN 50. The moving connecting pipe 110 is horizontally disposed. When the telescopic quick automatic butt joint pipe fitting 30 is butted with the diffused gas collecting main pipe 100, the telescopic quick automatic butt joint pipe fitting 30 extends and is close to the butt joint pipe fitting 112, seamless butt joint is completed, and the connection reliability is guaranteed, so that the output power of the negative pressure generating device is reduced, the power consumption is reduced, and the efficiency of diffused gas collection can be effectively improved. Simultaneously, it is long-range right to set up electric stop valve 111 on the pipe fitting 110 is connected in the removal electric stop valve 111 opens and close, avoids the operating personnel to ascend a height the switch valve, further improves the convenience of operation, reduces operating personnel's intensity of labour, reduces the safety risk.
Referring to fig. 3 and 4, it should be noted that the movable fume collecting hood 20 is a hood body with a traveling mechanism and a semi-surrounding structure with an open lower end, and the movable fume collecting hood 20 can be covered on an ingot mold for silicon manganese casting to collect the diffused gas dissipated during the solidification of silicon manganese alloy. The quick automatic butt joint pipe fitting 30 of telescopic is fixed in the top of portable collection petticoat pipe 20, quick automatic butt joint pipe fitting 30 of telescopic includes fixed pipeline section 31, scalable pipeline section 32, butt joint pipeline section 33 and telescopic cylinder 34, and fixed pipeline section 31 fixed connection is on portable collection petticoat pipe cover, and scalable pipeline section 32 one end is connected fixed pipeline section 31, the other end is connected butt joint pipeline section 33, telescopic cylinder 34 install in on the portable collection petticoat pipe 20 or on the fixed pipeline section 31, and the output connect in on the butt joint pipeline section 33. The telescopic pipe section 32 is made of an elastic corrugated pipe, the output end of the telescopic cylinder 34 drives the butt joint pipe section 33 to extend or retract, and the telescopic pipe section 32 can be lengthened or shortened to realize quick butt joint and disassembly. The butt joint pipe section 33 is arranged in a horn mouth shape, and an elastic gasket made of rubber is adhered to the inner wall of the butt joint pipe section.
During butt joint, the butt joint pipe section 33 is close to the butt joint pipe 112 and is sleeved on the outer side of the butt joint pipe 112, the end of the butt joint pipe 112 is in contact with the inner wall of the butt joint pipe section 33, the elastic gasket is compressed, quick connection is achieved, and tight sealing is achieved.
Further, the end of the butt pipe 112 is expanded in diameter to form a bell mouth shape. The maximum pipe diameter of the butt joint pipe fitting 112 is smaller than the maximum inner diameter of the butt joint pipe section 33, and in the butt joint process, the butt joint pipe fitting 112 is in contact with the inner wall of the butt joint pipe section 33 and is in close contact with the inner wall of the butt joint pipe section 33 under the compression action of the telescopic cylinder 34, so that the sealing performance is enhanced.
Further, the end of the butt joint pipe 112 is provided with a sealing rubber strip, and the sealing rubber strip is made of elastic rubber and is clamped at the end of the butt joint pipe 112. In the butt joint process, the sealing rubber strip is in contact with and pressed on the elastic gasket inside the butt joint pipe section 33, and the sealing performance is further improved.
Referring to fig. 5, in an embodiment, the diffused gas collecting main pipe 100 is provided with a plurality of venturi gas collecting valves 120, the venturi gas collecting valves 120 have a first input end 121, a second input end 122 and an output end 123, the first input end 121 and the output end 123 are communicated with the diffused gas collecting main pipe 100, and the second input end 122 is communicated with the movable connecting pipe 110. At this time, an air compressor is disposed at an end of the diffused gas collecting main pipe 100, and pressurized air is introduced into the diffused gas collecting main pipe 100, so that negative pressure is formed at the second input end 122 when the air passes through the venturi gas collecting valve 120, thereby realizing suction of the diffused gas. Through the venturi collecting valve 120, the air and the collected diffused gas are mixed in advance, so that the diffused gas is diluted to reach the discharge standard for discharge, or the diffused gas is discharged through primary treatment, and the diffused gas treatment cost is reduced.
Further, in order to prevent the collection process of the diffused gas, the venturi gas collecting valve 120 is damaged by forming a higher negative pressure, the movable connecting pipe 110 is close to one side of the venturi gas collecting valve 120 and is provided with a gas supplementing pipe 124, the gas supplementing pipe 124 is provided with a gas supplementing adjusting valve 125, and the other end of the gas supplementing pipe 124 is emptied, so that in the collection process of the diffused gas, when the venturi gas collecting valve 120 is empty, the gas supplementing adjusting valve 125 is opened, a certain amount of air is supplemented to the venturi gas collecting valve 120, and the damage of the venturi gas collecting valve 120 caused by the overhigh back pressure of the venturi gas collecting valve 120 is prevented.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a gas collecting pipe for removing collection silicomanganese pouring diffuses flue gas which characterized in that, collects the house steward including the gas that diffuses, be provided with a plurality of removal connection pipe fittings on the gas collection house steward that diffuses, be provided with electronic stop valve on the removal connection pipe fitting, just the tip of removal connection pipe fitting is provided with the butt joint pipe fitting.
2. The collector tube for the mobile collection of silicomanganese cast off-gas of claim 1, wherein the end of said butt-pipe is flared to form a bell mouth.
3. The gas collecting pipe for the mobile collection of the silicomanganese casting diffusing flue gas according to claim 1 or 2, characterized in that the end of the butt pipe fitting is provided with a sealing rubber strip.
4. The collector for the mobile collection of silicomanganese casting off-gassing according to claim 3, wherein said off-gassing collector is provided with a plurality of venturi-shaped collector valves having a first input end, a second input end and an output end, said first input end and said output end communicating with said off-gassing collector and said second input end communicating with said mobile connector.
5. The gas collecting pipe for movably collecting silicomanganese casting emission flue gas according to claim 4, wherein a gas supplementing pipe is arranged on one side of the movable connecting pipe fitting close to the Venturi gas collecting valve, a gas supplementing adjusting valve is arranged on the gas supplementing pipe, and the other end of the gas supplementing pipe is emptied.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922340570.6U CN211802971U (en) | 2019-12-25 | 2019-12-25 | Gas collecting pipe for movably collecting silicon-manganese casting diffusion flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922340570.6U CN211802971U (en) | 2019-12-25 | 2019-12-25 | Gas collecting pipe for movably collecting silicon-manganese casting diffusion flue gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211802971U true CN211802971U (en) | 2020-10-30 |
Family
ID=73033564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922340570.6U Expired - Fee Related CN211802971U (en) | 2019-12-25 | 2019-12-25 | Gas collecting pipe for movably collecting silicon-manganese casting diffusion flue gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211802971U (en) |
-
2019
- 2019-12-25 CN CN201922340570.6U patent/CN211802971U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20201030 Termination date: 20211225 |