CN218095916U - VOC (volatile organic compound) standard exceeding prevention high-efficiency booster heating furnace burner - Google Patents
VOC (volatile organic compound) standard exceeding prevention high-efficiency booster heating furnace burner Download PDFInfo
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- CN218095916U CN218095916U CN202222236357.2U CN202222236357U CN218095916U CN 218095916 U CN218095916 U CN 218095916U CN 202222236357 U CN202222236357 U CN 202222236357U CN 218095916 U CN218095916 U CN 218095916U
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Abstract
The utility model discloses a VOC (volatile organic compounds) overproof prevention efficient pressurizing heating furnace burner, which comprises a burner body, a fuel gas pipeline and a hard stainless steel pipe connecting pipe, wherein the fuel gas pipeline comprises a fuel gas main pipe and a first bypass, the upper end of the hard stainless steel pipe connecting pipe is communicated with a burner through a flange, the lower end of the hard stainless steel pipe connecting pipe is communicated with the fuel gas main pipe through welding, the fuel gas main pipe is provided with a manual air inlet valve and an automatic cut-off valve, and the automatic cut-off valve is connected with a fuel gas monitoring sensor in an interlocking way; the first bypass is provided with a bypass valve. The utility model discloses can effectively prevent that the fuel gas from leaking, slow down burner and pipeline jam, the steady flame burning condition causes VOC to exceed standard and the fire incident after preventing the fuel gas from leaking, satisfies the needs of safety ring protects production.
Description
Technical Field
The utility model relates to a petrochemical technical field, concretely relates to prevent VOC high-efficient pressure boost heating furnace burner that exceeds standard.
Background
In the petroleum product course of working, often use the cylinder formula end to burn heating furnace and square box formula side burning heating furnace, above-mentioned heating furnace generally uses the combustor that is provided with a plurality of nozzles, and the nozzle generally adopts metal collapsible tube and main fuel pipe intercommunication, and metal collapsible tube is under long-time high temperature and corrosive environment, and the body can produce the leakage, has also increased its leakage risk with nozzle and main fuel pipe junction simultaneously. The leakage of fuel gas causes serious standard exceeding of VOC in the environment, and the requirement of safe and environment-friendly production cannot be met; in addition, because the existing burner has no automatic cut-off device, the leaked fuel gas is dissipated into the environment, and the fuel gas near the heating furnace under the high-temperature condition is easy to burn, thereby causing serious influence on the safety and environmental protection of the chemical engineering device; moreover, the metal hose generally generates bending deformation in the use process, and particulate matters are easy to deposit at the bent position, so that the pipe resistance is increased, and the combustion pressure at the fire nozzle is reduced.
SUMMERY OF THE UTILITY MODEL
In order to solve the structural not enough that exists of current combustor, the utility model provides a prevent that VOC high-efficient pressure boost heating furnace combustor that exceeds standard can effectively prevent the leakage of fuel gas and the jam of pipeline, safety ring protects.
The utility model adopts the technical proposal that:
the utility model provides a prevent VOC high-efficient pressure boost heating furnace combustor that exceeds standard, includes combustor body, fuel gas pipeline and connects the connecting pipe of combustor body and fuel gas pipeline, the connecting pipe is the nonrust steel pipe of stereoplasm, the fuel gas pipeline includes fuel gas main pipe and first bypass, and the flange intercommunication is passed through with the burner of combustor body in the upper end of stereoplasm nonrust steel connecting pipe, and the lower extreme communicates through the welding with the fuel gas main pipe, the fuel gas main pipe keeps away from the one end of fuel gas branch pipe and is equipped with manual admission valve and automatic shutoff valve, automatic shutoff valve and fuel gas monitoring sensor interlock are connected, fuel gas monitoring sensor is used for detecting the fuel gas concentration around the combustor, and when fuel gas concentration reaches the limit value, triggers automatic shutoff valve fuel gas and reports to the police; the first bypass is arranged on one side of the automatic cut-off valve, the two ends of the first bypass are respectively communicated with the inlet and the outlet of the automatic cut-off valve, and a bypass valve is arranged on the first bypass.
Further, the fuel gas pipeline still includes the second bypass, and one side of manual admission valve is located to the second bypass, and its both ends communicate with each other with manual admission valve's exit respectively, are equipped with the pressure control valve on the second bypass, the pressure control valve with locate the fuel gas that is close to fuel gas branch pipe one end and be responsible for the pressure sensor interlocking connection, pressure sensor is used for triggering pressure control valve when detecting that the fuel gas pressure in the fuel gas branch pipe is less than the limit value and opens mediation pipeline and burner completely.
Furthermore, the pressure sensor is arranged on the fuel gas main pipe close to one end of the fuel gas branch pipe, and the fuel gas monitoring sensor is arranged between the fuel gas branch pipes.
Furthermore, the manual air inlet valve is arranged on one side of the fuel gas inlet, and the automatic cut-off valve is arranged on one side close to the fuel gas branch pipe.
Furthermore, the manual air inlet valve is a stop valve, and the pressure control valve is a pneumatic stop valve.
Furthermore, a fire observation port is arranged on the burner body.
The utility model has the advantages that:
1. the hard stainless steel pipe is adopted to replace a metal hose, so that fuel gas can be effectively prevented from leaking on the connecting pipe body, and the stainless steel connecting pipe can be connected with the fire nozzle and the fuel gas branch pipe through the sealing flange, so that the leakage of the fuel gas at the connecting part is reduced; the hard stainless steel connecting pipe can adopt a 135-degree elbow to connect the fuel gas branch pipe and the fire nozzle, thereby effectively avoiding the deposition of particles carried by the fuel gas at the elbow and ensuring the smoothness of the pipeline.
2. Through setting up fuel gas monitoring system, can effectively prevent that the VOC that causes after the fuel gas leakage from exceeding standard and fire accident, satisfy safe environmental protection production requirement.
3. Through setting up pressure control system, can effectively slow down the jam of burner and pipeline, the stable flame condition of burning improves combustion efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the burner of the high-efficiency supercharged heating furnace for preventing VOC from exceeding the standard.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings and a preferred embodiment.
Referring to fig. 1, the embodiment provides a high-efficient pressure boost heating furnace burner that prevents that VOC exceeds standard, including combustor body 1, fuel gas pipeline 2, stereoplasm stainless steel connecting pipe 22, fuel gas monitoring sensor 6, bypass valve 5, pressure sensor 4, manual admission valve 9, automatic cutout valve 8 and pressure control valve 7.
Four evenly distributed nozzles 12 and a fire observation opening 11 for observing the combustion condition are arranged in the burner body 1, and the fire observation opening 11 is sealed by detachable high-temperature-resistant quartz glass.
The fuel gas line 2 comprises a main fuel gas pipe 21, a first bypass 23 and a second bypass 24. The upper ends of four hard stainless steel connecting pipes 22 are respectively connected with four nozzles 12 through sealing flanges 3, the lower ends of the four hard stainless steel connecting pipes are connected with a fuel gas main pipe 2 through welding, two hard stainless steel connecting pipes 3 are straight pipes, the other two hard stainless steel connecting pipes are bent pipes, and the preferred bent angle is 135 degrees. One end of the main fuel gas pipe 21 is connected with a fuel gas branch pipe 22, and the other end is provided with an automatic shut-off valve 8 and a manual air inlet valve 9 in sequence. The first bypass 23 is arranged at one side of the automatic cut-off valve 8, and two ends of the first bypass are respectively communicated with an inlet and an outlet of the automatic cut-off valve 8; the second bypass 24 is disposed at one side of the manual air intake valve 9, and two ends of the second bypass are respectively communicated with an inlet and an outlet of the manual air intake valve 9. The first bypass 23 is provided with a bypass valve 5, and the second bypass 24 is provided with a pressure control valve 7.
The fuel gas monitoring sensor 6 is arranged between the hard stainless steel connecting pipes 22 and is interlocked with the automatic cut-off valve 8 to form a fuel gas monitoring system.
The pressure sensor 4 is arranged on the main fuel gas pipe close to one end of the fuel gas branch pipe and is interlocked with the pressure control valve to form a pressure control system.
The fuel gas monitoring sensor 6 and the pressure sensor 4 are both prior art, and in this example, the manufacturer of the fuel gas monitoring sensor 6 is preferred: wu sn glengtong safety equipment ltd, model: s4000 CH-II; manufacturer of pressure sensor 4: united states joint electrical control company, model number: J120-172-XY375.
The manual air inlet valve 9 is preferably a stop valve, so that the flow and pressure of fuel gas can be conveniently adjusted during air inlet; the pressure control valve 7 is a pneumatic stop valve, so that the valve core is completely opened after receiving the signal of the pressure sensor 4, the pressure of fuel gas is increased, and a pipeline and a fire nozzle are dredged. Because of the throttling action of the manual air inlet valve 9, the fuel gas pressure difference of the inlet and the outlet of the manual air inlet valve is larger, when the valve core of the pressure control valve 7 is completely opened, almost no pressure difference exists between the inlet and the outlet of the pressure control valve 7, and the fuel gas pressure entering the fuel gas branch pipe 22 is increased.
The utility model discloses a working method is:
1. in the ignition stage, fuel gas enters a fuel gas main pipe 21 through a manual air inlet valve 9 and a bypass valve 5, enters four nozzles through four hard stainless steel connecting pipes 22, an igniter extends into a combustor from a fire observation opening 11 to ignite, and the flow and pressure of the fuel gas are adjusted through the manual air inlet valve 9 to adjust the combustion condition;
2. after the combustor burns normally, putting an automatic cut-off valve 8 and a pressure control valve 7;
3. in the normal combustion process of the combustor, when the fuel gas monitoring sensor 6 detects that the concentration of the fuel gas around the combustor is higher than a limit value, the automatic cut-off valve 8 is triggered to close, the fuel gas is cut off, an alarm is given, and an operator is prompted to adjust operation;
when the pressure sensor 4 detects that the pressure of the fuel gas entering the fuel gas branch pipe 22 is lower than a set value, the valve core of the pressure control valve 7 is triggered to be opened completely, the pressure of the fuel gas in the pipeline is increased, and impurities deposited at the pipeline and the fire nozzle are dredged.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and the improvements and modifications are also within the protection scope of the present invention.
Claims (6)
1. The utility model provides a prevent VOC high-efficient pressure boost heating furnace combustor that exceeds standard, includes combustor body, fuel gas pipeline and connects the connecting pipe of combustor body and fuel gas pipeline, its characterized in that, the connecting pipe is the nonrust steel pipe of stereoplasm, the fuel gas pipeline includes that fuel gas is responsible for and first bypass, and the flange intercommunication is passed through with the burner of the upper end of stereoplasm nonrust steel connecting pipe, and the lower extreme communicates through the welding with the fuel gas house steward, the fuel gas is responsible for and is kept away from the one end of fuel gas branch pipe and is equipped with manual admission valve and automatic shut-off valve, automatic shut-off valve and fuel gas monitoring sensor interlock are connected, fuel gas monitoring sensor is used for detecting the fuel gas concentration around the combustor, and when fuel gas concentration reaches the limit value, triggers automatic shut-off valve and cuts off the fuel gas and reports to the police; the first bypass is arranged on one side of the automatic cut-off valve, the two ends of the first bypass are respectively communicated with the inlet and the outlet of the automatic cut-off valve, and a bypass valve is arranged on the first bypass.
2. The burner of the supercharged heating furnace capable of preventing the excessive VOC according to claim 1, wherein the fuel gas pipeline further comprises a second bypass, the second bypass is arranged on one side of the manual air inlet valve, two ends of the second bypass are respectively communicated with an inlet and an outlet of the manual air inlet valve, a pressure control valve is arranged on the second bypass and is in interlocking connection with a pressure sensor, the pressure sensor is used for detecting the fuel gas pressure in the fuel gas branch pipe, and when the fuel gas pressure is lower than a limit value, the pressure control valve is triggered to be opened fully.
3. The burner of claim 2, wherein the pressure sensor is disposed on a main fuel gas pipe near one end of the fuel gas branch pipes, and the fuel gas monitoring sensor is disposed between the fuel gas branch pipes.
4. The burner of claim 1, wherein the manual air intake valve is disposed on a side of the fuel gas inlet, and the automatic shutoff valve is disposed on a side of the fuel gas branch pipe.
5. The efficient supercharged heating furnace burner capable of preventing the VOC from exceeding the standard according to claim 4, wherein the manual air inlet valve is a stop valve, and the pressure control valve is a pneumatic stop valve.
6. The burner of the supercharged heating furnace capable of preventing excessive VOC according to claim 1, wherein the burner body is provided with a fire observation port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222236357.2U CN218095916U (en) | 2022-08-23 | 2022-08-23 | VOC (volatile organic compound) standard exceeding prevention high-efficiency booster heating furnace burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222236357.2U CN218095916U (en) | 2022-08-23 | 2022-08-23 | VOC (volatile organic compound) standard exceeding prevention high-efficiency booster heating furnace burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218095916U true CN218095916U (en) | 2022-12-20 |
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ID=84448424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222236357.2U Active CN218095916U (en) | 2022-08-23 | 2022-08-23 | VOC (volatile organic compound) standard exceeding prevention high-efficiency booster heating furnace burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218095916U (en) |
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2022
- 2022-08-23 CN CN202222236357.2U patent/CN218095916U/en active Active
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