CN215876812U - Water seal system that tail gas pipeline used is retrieved to sulphur - Google Patents
Water seal system that tail gas pipeline used is retrieved to sulphur Download PDFInfo
- Publication number
- CN215876812U CN215876812U CN202122398821.3U CN202122398821U CN215876812U CN 215876812 U CN215876812 U CN 215876812U CN 202122398821 U CN202122398821 U CN 202122398821U CN 215876812 U CN215876812 U CN 215876812U
- Authority
- CN
- China
- Prior art keywords
- water
- tail gas
- pipe
- water tank
- seal system
- 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
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The application discloses water seal system that tail gas pipeline used is retrieved to sulphur, when tail gas stove normal operating, through the methyl alcohol treatment tail gas of tail gas stove, when getting into the water storage tank through the intake pipe, because the hydraulic reason in the water storage tank causes the flue gas can not pass through. When the tail gas stove appears unusually, the pressure in the intake pipe increases, make the tail gas in the tail gas stove pass through the intake pipe and get into this water seal system, the absorption of acidic material in the tail gas through water in the storage water tank, can realize that the flue gas of emission department does not have acidic material from, the flue gas through water absorption passes through outlet duct and chimney discharge, this water seal system can thoroughly stop acidic water and enter into in the chimney, solve chimney bottom flowing water, ensure that the chimney inner wall does not receive acidic water contact, corrode, extension chimney life. The water seal can replace an emergency cut-off valve to achieve the sealing purpose, can be timely discharged when overpressure occurs, and has the advantages of reliable operation, no fault and less investment.
Description
Technical Field
The application relates to the field of methanol production and processing, in particular to a water seal system for a sulfur recovery tail gas pipeline.
Background
The desulfurization treatment can be carried out in the production process of the methanol, the tail gas furnace can be installed on the sulfur recovery device in the treatment process, and an emergency cut-off valve is installed on an outlet pipeline of the tail gas furnace. When the power energy of the tail gas furnace is shut down, the emergency cut-off valve at the tail gas pipe opening needs to be opened rapidly, and tail gas is discharged into the air from the chimney. However, in the actual use process, because the emergency cut-off valve is a butterfly valve, the butterfly valve leaks inwards, so that the sulfur-containing methanol gas leaks into the chimney. After the tail gas in the chimney is cooled, acidic liquid is formed, the inner wall of the chimney is corroded, and potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The application provides a water seal system that tail gas pipeline used is retrieved to sulphur has solved the problem of interior hourglass of quick action emergency valve on the outlet pipe line of tail gas stove in the production methyl alcohol process.
In order to solve the technical problem, the application provides a water seal system that tail gas pipeline used is retrieved to sulphur, includes:
the utility model discloses a water storage tank, the top of storage water tank is provided with intake pipe and outlet duct, the intake pipe runs through the storage water tank sets up to extend to the inside intermediate position of storage water tank, just the intake pipe connection has the tail gas pipeline of tail gas stove, the outlet duct runs through the storage water tank sets up, just the outlet duct is connected with the exhaust duct who connects the chimney, the lateral wall of storage water tank is provided with moisturizing pipe and drain pipe, the moisturizing pipe runs through the lateral wall setting of storage water tank, the drain pipe runs through the lateral wall setting of storage water tank, the inside heat tracing pipe that is provided with of storage water tank, the both ends of heat tracing pipe run through the top of storage water tank.
Preferably, the drain pipe is further provided with a first electromagnetic valve.
Preferably, one end of the air inlet pipe and one end of the air outlet pipe are respectively provided with a first connecting flange.
Preferably, the side of storage water tank still is provided with pressurizer, pressurizer contains first connecting pipe, second connecting pipe and water pitcher, the one end through connection of first connecting pipe the lateral wall of storage water tank, the other end runs through the water pitcher to extend to the water pitcher bottom, the second connecting pipe runs through the lateral wall setting of water pitcher.
Preferably, the two ends of the heat tracing pipe are respectively provided with a second connecting flange.
Compared with the prior art, the water seal system that a sulfur recovery tail gas pipeline used that this application provided, when tail gas stove normal operating, through the methyl alcohol treatment tail gas of tail gas stove, when getting into the water storage tank through the intake pipe, because the hydraulic reason in the water storage tank, cause the flue gas can not pass through. When the tail gas stove appears unusually, the pressure in the intake pipe increases, make the tail gas in the tail gas stove pass through the intake pipe and get into this water seal system, the absorption of acidic material in the tail gas through water in the storage water tank, can realize that the flue gas of emission department does not have acidic material from, the flue gas through water absorption passes through outlet duct and chimney discharge, this water seal system can thoroughly stop acidic water and enter into in the chimney, solve chimney bottom flowing water, ensure that the chimney inner wall does not receive acidic water contact, corrode, extension chimney life. The steam passes through the water storage tank through the heat tracing pipe in the water storage tank, so that the heat of the water storage tank is increased, the temperature of tail gas is ensured, and when the flue gas is discharged through the chimney, the flue gas can be smoothly discharged out of the chimney, and the flue gas is prevented from being condensed due to cooling. The water seal can replace an emergency cut-off valve to achieve the sealing purpose, can be timely discharged when overpressure occurs, and has the advantages of reliable operation, no fault and less investment.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments are briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without making any inventive changes.
FIG. 1 is a schematic diagram of a water seal system for a sulfur recovery tail gas pipeline according to an embodiment of the present invention;
FIG. 2 is a top view of a water seal system for a sulfur recovery tail gas pipeline according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a pressure maintaining device according to an embodiment of the present invention.
In the figure, 1 a water storage tank, 2 air inlet pipes, 3 air outlet pipes, 4 tail gas pipelines, 5 exhaust pipelines, 6 water replenishing pipes, 7 water outlet pipes, 8 heat tracing pipes, 9 first electromagnetic valves, 10 first connecting flanges, 11 pressure maintaining devices, 12 first connecting pipes, 13 second connecting pipes, 14 water tanks, 15 second connecting flanges and 16 second electromagnetic valves.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be described clearly and completely with reference to the accompanying drawings.
The core of this application is to provide the water seal system that kind of sulphur recovery tail gas pipeline used, can solve the problem of interior hourglass of quick action emergency valve on the outlet pipe line of production methyl alcohol in-process tail gas stove.
Fig. 1 is a schematic structural diagram of a water seal system used in a sulfur recovery tail gas pipeline according to an embodiment of the present invention, fig. 2 is a top view of a water seal system used in a sulfur recovery tail gas pipeline according to an embodiment of the present invention, and fig. 3 is a schematic structural diagram of a pressure maintaining device according to an embodiment of the present invention, as shown in fig. 1 to fig. 3, the system includes:
Specifically, this water seal system contains water seal and companion's heat facility, and wherein water seal's main part is storage water tank 1, and intake pipe 2 and outlet duct 3 that the top of storage water tank 1 set up can realize the entering and the discharge of flue gas. The air inlet pipe 2 extends to the middle position inside the water storage tank 1, so that the air inlet pipe 2 can be always immersed in water under the condition that the water exists in the water storage tank 1. And the air outlet pipe 3 penetrates the top of the water storage tank 1. In the use of the water storage tank 1, water can be replaced, after the water replacement is completed, new water needs to be injected again to replenish water to the water storage tank 1, and therefore a water replenishing pipe and a water discharging pipe 7 are further arranged on the side wall of the water storage tank 1. The first electromagnetic valve 9 is arranged on the water discharge pipe 7, and the second electromagnetic valve 16 is arranged on the water replenishing pipe.
When the water seal system is used in winter or in cold weather, in order to ensure that the water in the water storage tank 1 is not frozen and the temperature of the water during smoke discharge is not high, the heat tracing pipe 8 is arranged in the water storage tank 1, so that the water seal system can be normally used in winter or in cold weather.
After the water sealing system passes through the flue gas for several times, the water in the water storage tank 1 needs to be replaced, the concentration of the acidic liquid is prevented from increasing, the water storage tank 1 is prevented from being corroded, preferably, a first electromagnetic valve 9 is further arranged on the water discharge pipe 7, when the acid liquid in the water storage tank 1 is replaced, the first electromagnetic valve 9 is opened, the acid liquid is discharged, and the water discharge pipe 7 is connected with a centralized treatment part to treat the acid liquid.
In order to facilitate the installation and connection of the inlet pipe 2 and the outlet pipe 3, preferably, one end of each of the inlet pipe 2 and the outlet pipe 3 is further provided with a first connecting flange 10. Meanwhile, in order to facilitate the installation and connection of the heat trace pipe 8, it is preferable that both ends of the heat trace pipe 8 are respectively provided with a second connection flange 15. The connecting flange is a detachable joint which is used for fixing two pipelines, pipe fittings or equipment on a flange respectively, then adding a flange pad between the two flanges and finally tightening the two flanges by bolts to tightly combine the two flanges. A connection between a stationary pipe to a rotating or reciprocating device can be achieved.
In order to ensure the pressure balance in the water storage tank 1, preferably, the side of the water storage tank 1 is further provided with a pressure maintaining device 11, the pressure maintaining device 11 comprises a first connecting pipe 12, a second connecting pipe 13 and a water tank 14, one end of the first connecting pipe 12 penetrates through the side wall of the water storage tank 1, the other end penetrates through the water tank 14 and extends to the bottom of the water tank 14, and the second connecting pipe 13 penetrates through the side wall of the water tank 14. When the air pressure in the water storage tank 1 is increased, the air pressure can be released through the pressure maintaining device 11; when the pressure in the water storage tank 1 decreases, the pressurizer 11 can suck the outside air into the water storage tank 1, so that the air pressure in the water storage tank 1 is balanced. Pressurizer 11 can also guarantee that water in storage water tank 1 is higher than when first connecting pipe 12 runs through the lowest of storage water tank 1, can carry out the overflow, can avoid in storage water tank 1 when the moisturizing, water is through intake pipe 2 and outlet duct 3 and is effused.
The application provides a pair of water seal system that 4 uses of tail gas pipelines are retrieved to sulphur, when tail gas stove normal operating, through the methyl alcohol treatment tail gas of tail gas stove, when getting into storage water tank 1 through intake pipe 2, because the hydraulic reason in the storage water tank 1, cause the flue gas can not pass through. When the tail gas stove appears unusually, the pressure in intake pipe 2 increases, make the tail gas in the tail gas stove pass through intake pipe 2 and get into this water seal system, the absorption of acidic material in the tail gas through water storage tank 1 normal water, the flue gas that can realize emission department does not have acidic material from, the flue gas through water absorption passes through outlet duct 3 and chimney discharge, this water seal system can thoroughly stop acidic water and enter into in the chimney, solve chimney bottom flowing water, ensure that the chimney inner wall does not receive acidic water contact, corrode, extension chimney life. Steam passes through the heat tracing pipe 8 in the water storage tank 1 and passes through the water storage tank 1, for the water storage tank 1 increases the heat, guarantees the temperature of tail gas, when making the flue gas pass through the chimney emission, can discharge the chimney smoothly, avoids the flue gas to be subject to the cold condensation. The water seal can replace an emergency cut-off valve to achieve the sealing purpose, can be timely discharged when overpressure occurs, and has the advantages of reliable operation, no fault and less investment.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice in the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The above embodiments of the present application do not limit the scope of the present application.
Claims (5)
1. A water seal system for a sulfur recovery tail gas pipeline is characterized by comprising:
the utility model discloses a water storage tank, the top of storage water tank is provided with intake pipe and outlet duct, the intake pipe runs through the storage water tank sets up to extend to the inside intermediate position of storage water tank, just the intake pipe connection has the tail gas pipeline of tail gas stove, the outlet duct runs through the storage water tank sets up, just the outlet duct is connected with the exhaust duct who connects the chimney, the lateral wall of storage water tank is provided with moisturizing pipe and drain pipe, the moisturizing pipe runs through the lateral wall setting of storage water tank, the drain pipe runs through the lateral wall setting of storage water tank, the inside heat tracing pipe that is provided with of storage water tank, the both ends of heat tracing pipe run through the top of storage water tank.
2. The water seal system for the sulfur recovery tail gas pipeline according to claim 1, wherein the drain pipe is further provided with a first electromagnetic valve.
3. The water seal system for the sulfur recovery tail gas pipeline according to claim 1, wherein one end of the gas inlet pipe and one end of the gas outlet pipe are respectively provided with a first connecting flange.
4. The water seal system for the sulfur recovery tail gas pipeline according to claim 1, wherein a pressure maintaining device is further disposed at a side of the water storage tank, the pressure maintaining device comprises a first connecting pipe, a second connecting pipe and a water tank, one end of the first connecting pipe penetrates through a side wall of the water storage tank, the other end of the first connecting pipe penetrates through the water tank and extends to the bottom of the water tank, and the second connecting pipe penetrates through a side wall of the water tank.
5. The water seal system for the sulfur recovery tail gas pipeline according to claim 1, wherein the two ends of the heat tracing pipe are respectively provided with a second connecting flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122398821.3U CN215876812U (en) | 2021-09-30 | 2021-09-30 | Water seal system that tail gas pipeline used is retrieved to sulphur |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122398821.3U CN215876812U (en) | 2021-09-30 | 2021-09-30 | Water seal system that tail gas pipeline used is retrieved to sulphur |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215876812U true CN215876812U (en) | 2022-02-22 |
Family
ID=80348057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122398821.3U Active CN215876812U (en) | 2021-09-30 | 2021-09-30 | Water seal system that tail gas pipeline used is retrieved to sulphur |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215876812U (en) |
-
2021
- 2021-09-30 CN CN202122398821.3U patent/CN215876812U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215876812U (en) | Water seal system that tail gas pipeline used is retrieved to sulphur | |
| CN210800426U (en) | Water seal device for gas pipeline | |
| CN208649133U (en) | Online float glass process coated glass transition roller table SO2 protects gas system | |
| CN202469493U (en) | Simple anti-leaking device of coal gas dewatering device | |
| CN111298550A (en) | VOCs tail gas treatment method | |
| JPS60222134A (en) | Desulfurization method and apparatus of flue gas | |
| CN208512189U (en) | A kind of sulphur-containing exhaust gas processing system | |
| CN218106622U (en) | Non-condensable gas water seal flame retardant device | |
| CN209025190U (en) | Type wisdom pumping plant convenient to overhaul | |
| CN206134817U (en) | Hold battery tab cast joint machine mould water, compressed air mixed cooling device | |
| CN203402942U (en) | High-flow medium-pressure condensate polishing device | |
| CN217997279U (en) | Device for eliminating acid mist of high-temperature ore pulp transfer tank and preventing ore pulp from overflowing | |
| CN207716925U (en) | A kind of duplex chimney cooler with emptier | |
| CN111664466A (en) | Flue gas backflow and release device for one tower and multiple furnaces in wet desulphurization environment-friendly equipment | |
| CN219044603U (en) | Automatic condensed acid discharger | |
| CN215086026U (en) | Novel hydrogen chloride leakage absorption device | |
| CN205560809U (en) | A remove white fog heat exchanger for desulfurization system | |
| CN214744984U (en) | Steam pipeline system | |
| CN220911434U (en) | Deaerator exhaust steam waste heat recovery device | |
| CN205048163U (en) | Prevent excessive heating furnace gas piping waste fitting discharging of coal gas | |
| CN220321355U (en) | Modification device for sealing air heating system of smoke and air system baffle | |
| CN209341799U (en) | Empty butterfly valve drain valve | |
| CN204341722U (en) | A kind of circulating water unloads acid buffering tank | |
| CN113560279B (en) | Nuclear power station diesel system pipeline low-temperature environment oil cleaning system and process thereof | |
| CN211309646U (en) | Sodium hydrosulfide storage tank breather valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |