CN217497237U - Yellow phosphorus storage device - Google Patents
Yellow phosphorus storage device Download PDFInfo
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- CN217497237U CN217497237U CN202221227777.8U CN202221227777U CN217497237U CN 217497237 U CN217497237 U CN 217497237U CN 202221227777 U CN202221227777 U CN 202221227777U CN 217497237 U CN217497237 U CN 217497237U
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- yellow phosphorus
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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Abstract
The utility model discloses a yellow phosphorus storage device, include: the device comprises a storage tank, a heating component, a siphon system and a discharging component; the storage tank is a sealed tank body; the heating part of the heating assembly is positioned in the storage cavity of the storage tank; the siphon system includes liquid yellow phosphorus inlet pipe, gas phase balance pipe and nitrogen gas intake pipe, the entrance point of liquid yellow phosphorus inlet pipe is located outside the holding vessel, the exit end of liquid yellow phosphorus inlet pipe stretches into the storage intracavity of holding vessel, the gas phase balance pipe respectively with the nitrogen gas intake pipe the storage chamber intercommunication of holding vessel. The utility model discloses yellow phosphorus storage device has adopted the balanced mode of gaseous phase to unload, has completely cut off the air, has realized that yellow phosphorus's seal is stored, and yellow phosphorus protection water layer is difficult to the acidizing, has protected the storage tank body.
Description
Technical Field
The utility model relates to a chemical storage equipment field especially relates to a yellow phosphorus storage device.
Background
Yellow phosphorus is required in the production of sodium hypophosphite by our company, and spontaneous combustion can occur as long as liquid yellow phosphorus is exposed to air due to the low ignition point of yellow phosphorus. Therefore, the storage of yellow phosphorus must be sealed by adding water or kerosene. In the enterprises producing phosphorus chemical products such as phosphoric acid, phosphorus pentoxide, red phosphorus and the like, the prior art mostly uses a tank or a pot to contain yellow phosphorus, and uses clear water to seal the yellow phosphorus, and when in use, solid yellow phosphorus is heated and melted into liquid and then is conveyed to a using device by a pump. In the prior art, yellow phosphorus is siphoned and discharged to a yellow phosphorus buffer tank and then is pumped into a yellow phosphorus storage tank for storage, the yellow phosphorus in the storage tank is protected by a water layer, and the storage tank is insulated by jacket hot water.
However, this storage and transport method has the following disadvantages: 1. because the storage tank is not closed, air exists at the upper part of the water layer of the storage tank, the protective water layer of the yellow phosphorus is very easy to acidify, and the tank body of the storage tank is easy to damage; 2. after the yellow phosphorus is unloaded, the liquid level of a water layer in the yellow phosphorus storage tank is synchronously raised, and the redundant water is used as wastewater and is injected into a sewage treatment post for treatment, so that the cost of sewage treatment is increased; 3. meanwhile, the storage tank is heated and insulated by hot water in a jacket, so that the heating and insulation effects are poor.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a yellow phosphorus storage device, has adopted the balanced mode of gaseous phase to unload, has effectively isolated the air, has realized that the seal of yellow phosphorus is stored, and yellow phosphorus protection water layer is difficult to the acidizing, has protected the storage tank jar body.
In order to solve the technical problem, the utility model discloses a technical scheme be: provided is a yellow phosphorus storage device, including: the device comprises a storage tank, a heating assembly, a siphon system and a discharging assembly;
the storage tank is a sealed tank body;
the heating part of the heating assembly is positioned in the storage cavity of the storage tank;
the siphon system includes liquid yellow phosphorus inlet pipe, gas phase balance pipe and nitrogen gas intake pipe, the entrance point of liquid yellow phosphorus inlet pipe is located outside the holding vessel, the exit end of liquid yellow phosphorus inlet pipe stretches into the storage intracavity of holding vessel, the gas phase balance pipe respectively with the nitrogen gas intake pipe the storage chamber intercommunication of holding vessel.
In a preferred embodiment of the present invention, the discharging assembly comprises a liquid yellow phosphorus discharging pipe and a submerged pump, the outlet end of the liquid yellow phosphorus discharging pipe is located outside the storage tank, the inlet end of the liquid yellow phosphorus discharging pipe extends into the storage cavity of the storage tank, and the submerged pump is connected to the liquid yellow phosphorus discharging pipe.
In a preferred embodiment of the present invention, the yellow phosphorus storage device further comprises a water-sealed tank, the water-sealed tank is connected to the overflow outlet of the storage tank through a water-sealed water outlet pipe, and is connected to the storage chamber of the storage tank through a water-sealed water outlet pipe, and the discharge pump is connected to the water-sealed water outlet pipe.
In a preferred embodiment of the present invention, the water-sealed tank is a sealed tank body, and the water-sealed tank is further communicated with the gas phase equilibrium pipe.
In a preferred embodiment of the present invention, the heating assembly is a hot water heating pipeline structure, and includes a plurality of heat tracing coils that are connected to each other, and the plurality of heat tracing coils are distributed in the lower half of the storage chamber of the storage tank.
In a preferred embodiment of the present invention, the plurality of heat tracing coils are in a spiral pipe shape.
In a preferred embodiment of the present invention, the top of the storage tank further has a gas outlet, the gas outlet is provided with a single exhalation valve, and the single exhalation valve is communicated with the tail gas outlet pipeline.
In a preferred embodiment of the present invention, the nitrogen inlet pipe is further communicated with the gas phase equilibrium pipe,
in a preferred embodiment of the present invention, a nitrogen pressure reducing valve and a safety valve are installed in the nitrogen inlet pipe, and an outlet of the safety valve is communicated with the exhaust outlet pipe.
In a preferred embodiment of the present invention, the bottom of the storage chamber of the storage tank further has a collection pit, the collection pit is lower than the bottom surface of the storage chamber, and the inlet end of the liquid yellow phosphorus discharge pipe extends into the collection pit.
The utility model has the advantages that: the utility model discloses yellow phosphorus storage device has adopted the balanced mode of gaseous phase to unload, has completely cut off the air, has realized that yellow phosphorus's seal is stored, and yellow phosphorus protection water layer is difficult to the acidizing, has protected the storage tank body.
Drawings
FIG. 1 is a schematic view of a yellow phosphorus storage device according to a preferred embodiment of the present invention;
the parts in the drawings are numbered as follows: 101-tank body; 102-a collection pit; 103-single exhalation valve;
104-a tail gas outlet pipeline; 201-hot water inlet pipe; 202-hot water outlet pipe; 203-heat tracing coil pipe; 301-liquid yellow phosphorus feed tube; 302-gas phase equilibrium tube; 303-nitrogen inlet pipe; 304-nitrogen relief valve; 305-a safety valve; 401-liquid yellow phosphorus discharge pipe; 402-a submerged pump; 501-water seal water tank; 502-overflow water outlet conduit; 503-water seal water outlet pipe; 504-discharge pump.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Referring to fig. 1, an embodiment of the present invention includes:
a yellow phosphorus storage device comprising: storage tank, heating element, siphon system, ejection of compact subassembly and water seal water recovery system.
The storage tank is a sealed tank body 101, and the top of the storage tank is preferably in a cone structure in the embodiment. The tank body 101 is provided with a gas outlet, an overflow port, a hot water inlet, a hot water outlet, a liquid yellow phosphorus feeding port, a liquid yellow phosphorus discharging port, a water seal water feeding port and a gas phase balance pipe 302 connecting port. The gas outlet is located the cone top of jar body 101, the overflow mouth is located the upper portion side of jar body 101, remaining hot water inlet hot water delivery port liquid yellow phosphorus feed inlet liquid yellow phosphorus discharge gate, water seal water feed inlet and gaseous phase balance pipe 302 connector all is located the top of jar body 101, these openings except the gas outlet, after the specific pipeline of installation, all need do sealed processing to guarantee the leakproofness of the whole jar body 101. Preferably, the bottom of the storage chamber of the storage tank is also provided with a collection pit 102, and the collection pit 102 is lower than the bottom surface of the storage chamber. And a single-exhalation valve 103 is arranged on the air outlet, and the single-exhalation valve 103 is communicated with a tail gas outlet pipeline 104.
The heating part of the heating assembly is positioned in the storage cavity of the storage tank. In this embodiment, the heating assembly is a hot water heating pipeline structure, and includes a hot water inlet pipe 201, a hot water outlet pipe 202 and a plurality of heat tracing coils 203 that are mutually communicated, and the plurality of heat tracing coils 203 are distributed in the lower half of the storage cavity of the storage tank. The plurality of heat tracing coils 203 are in a spiral pipe shape. Hot water inlet pipe 201 installs in hot water inlet department, hot water outlet pipe 202 installs in hot water outlet department.
Siphon system includes liquid yellow phosphorus inlet pipe 301, gas phase balance pipe 302 and nitrogen gas intake pipe 303, the entrance point of liquid yellow phosphorus inlet pipe 301 is located outside the holding vessel, the exit end of liquid yellow phosphorus inlet pipe 301 stretches into the storage chamber of holding vessel, gas phase balance pipe 302 respectively with nitrogen gas intake pipe 303 the storage chamber intercommunication of holding vessel. The nitrogen inlet pipe 303 provides nitrogen for the inner cavity of the tank 101, the nitrogen inlet pipe 303 is further communicated with the gas phase balance pipe 302, and a nitrogen pressure reducing valve 304 and a safety valve 305 are installed on the nitrogen inlet pipe 303. In this embodiment, the nitrogen inlet pipe 303 includes a first pipe section communicating with the gas phase equilibrium pipe 302 and a second pipe section communicating with the exhaust gas outlet pipe 104, the nitrogen pressure reducing valve 304 is installed on the first pipe section, and the safety valve 305 is installed on the second pipe section.
The discharging assembly comprises a liquid yellow phosphorus discharging pipe 401 and an underwater pump 402, the outlet end of the liquid yellow phosphorus discharging pipe 401 is located outside the storage tank, the inlet end of the liquid yellow phosphorus discharging pipe 401 extends into the storage cavity of the storage tank, and the liquid yellow phosphorus discharging pipe 401 is connected with the underwater pump 402. The inlet end of the liquid yellow phosphorus tapping pipe 401 extends into the collection pit 102.
The water-sealed water recovery system comprises a water-sealed water tank 501, the water-sealed water tank 501 is communicated with an overflow port of the storage tank through an overflow water outlet pipeline 502, and is communicated with a storage cavity of the storage tank through a water-sealed water outlet pipeline 503, and a discharge pump 504 is connected to the water-sealed water outlet pipeline 503. Preferably, the water-sealed water tank 501 is a sealed tank body, and the water-sealed water tank 501 is further communicated with the gas phase equilibrium pipe 302.
The utility model discloses yellow phosphorus storage device's working process as follows:
when the storage tank is in a normal working state, the temperature inside the tank body 101 is controlled through the hot water inlet pipe 201, the hot water outlet pipe 202 and the heat tracing coil pipe 203.
During discharging, the inlet end of the liquid yellow phosphorus feeding pipe 301 is connected with the discharging opening of the tank wagon, and the inlet end of the gas phase balance pipe 302 is communicated with the gas phase pipe of the tank wagon, so that the balance of the gas pressure in the cavity of the tank wagon and the cavity of the tank body 101 is ensured. When the pressure in the tank 101 is higher than the working pressure, the excess gas is discharged from the exhaust gas outlet pipe 104 through the single-exhalation valve 103. With the entering of the liquid yellow phosphorus, the excess water-sealed water overflows from the overflow port and enters the water-sealed water tank 501.
During discharging, the submerged pump 402 is started, and the liquid yellow phosphorus in the storage tank enters the required equipment from the outlet end of the liquid yellow phosphorus discharging pipe 401. Along with the discharge of liquid yellow phosphorus, the gas space in the cavity of the tank body 101 becomes more, the pressure of the storage tank becomes lower, at this time, the nitrogen inlet of the nitrogen inlet pipe 303 is required to be opened, and nitrogen enters the gas phase balance pipe 302 from the nitrogen inlet pipe 303 after being decompressed by the nitrogen pressure reducing valve and finally enters the cavity of the tank body 101.
And (4) recycling the water-sealed water, wherein when the liquid level in the storage tank is reduced to a certain height, the discharge pump 504 of the water-sealed water tank 501 is opened, and the water-sealed water in the water-sealed water tank 501 is pumped back into the storage tank.
When the single-exhalation valve 103 fails and the pressure in the tank body 101 is higher than the working pressure, the safety valve 305 is automatically opened to release pressure in an emergency mode, and the pressure-released outlet pipeline is communicated with the tail gas outlet pipeline 104.
The utility model discloses yellow phosphorus storage device has following advantage:
1. the gas phase balance mode is adopted for discharging, air is isolated, the airtight storage of yellow phosphorus is realized, the yellow phosphorus protective water layer is not easy to acidify, and the storage tank body 101 is protected;
2. the discharging adopts a siphon mode, and the discharging adopts a submerged pump mode, so that the number of holes formed in the bottom of the storage tank is reduced, and the risk is reduced;
3. the mode of heating and heat preservation by the inner coil is adopted, the heating and heat preservation effect is good, and the heat loss is reduced;
4. a collecting pit is arranged at the bottom of the storage tank, the inlet end of the liquid yellow phosphorus discharging pipe extends into the collecting pit, and materials in the storage tank can be completely emptied through a submerged pump when necessary;
5. through the water seal water recovery system, the yellow phosphorus water seal water can be recycled, the generation of wastewater is reduced, and the wastewater treatment cost is reduced; furthermore, the water seal water tank is a sealed tank body and is communicated with the gas phase balance pipe, so that the recycled water seal water is completely isolated from the air.
6. A nitrogen pressure reducing valve and a safety valve are arranged on the nitrogen inlet pipe, so that the safety is improved;
7. the single exhalation valve is arranged, only tail gas can be discharged, and air backflow is prevented.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. A yellow phosphorus storage device, comprising: the device comprises a storage tank, a heating assembly, a siphon system and a discharging assembly;
the storage tank is a sealed tank body;
the heating part of the heating assembly is positioned in the storage cavity of the storage tank;
the siphon system includes liquid yellow phosphorus inlet pipe, gas phase balance pipe and nitrogen gas intake pipe, the entrance point of liquid yellow phosphorus inlet pipe is located outside the holding vessel, the exit end of liquid yellow phosphorus inlet pipe stretches into the storage intracavity of holding vessel, the gas phase balance pipe respectively with the nitrogen gas intake pipe the storage chamber intercommunication of holding vessel.
2. The yellow phosphorus storage device of claim 1, wherein the discharge assembly comprises a liquid yellow phosphorus discharge pipe and a submerged pump, an outlet end of the liquid yellow phosphorus discharge pipe is located outside the storage tank, an inlet end of the liquid yellow phosphorus discharge pipe extends into the storage cavity of the storage tank, and the liquid yellow phosphorus discharge pipe is connected with the submerged pump.
3. The yellow phosphorus storage device according to claim 1, further comprising a water-sealed water tank, wherein the water-sealed water tank is communicated with the overflow port of the storage tank through an overflow water outlet pipeline and communicated with the storage cavity of the storage tank through a water-sealed water outlet pipeline, and the water-sealed water outlet pipeline is connected with a discharge pump.
4. The yellow phosphorus storage device according to claim 3, wherein the water-sealed water tank is a sealed tank body, and the water-sealed water tank is further communicated with the gas phase equilibrium pipe.
5. The yellow phosphorus storage device of claim 1, wherein the heating assembly is a hot water heating pipeline structure comprising a plurality of heat tracing coils which are communicated with each other, and the plurality of heat tracing coils are distributed on the lower half part of the storage cavity of the storage tank.
6. The yellow phosphorus storage device of claim 5, wherein the plurality of heat tracing coils are in the shape of a spiral tube.
7. The yellow phosphorus storage device according to claim 1, wherein the top of the storage tank is further provided with an air outlet, the air outlet is provided with a single-breath valve, and the single-breath valve is communicated with a tail gas outlet pipeline.
8. The yellow phosphorus storage device of claim 7, wherein the nitrogen inlet pipe is further in communication with the vapor phase equilibrium tube.
9. The yellow phosphorus storage device according to claim 8, wherein a nitrogen pressure reducing valve and a safety valve are installed in the nitrogen inlet pipe, and an outlet of the safety valve is further communicated with the tail gas outlet pipeline.
10. The yellow phosphorus storage device of claim 2, wherein the bottom of the storage chamber of the storage tank is further provided with a collection pit which is lower than the bottom surface of the storage chamber, and the inlet end of the liquid yellow phosphorus discharge pipe extends into the collection pit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221227777.8U CN217497237U (en) | 2022-05-21 | 2022-05-21 | Yellow phosphorus storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221227777.8U CN217497237U (en) | 2022-05-21 | 2022-05-21 | Yellow phosphorus storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217497237U true CN217497237U (en) | 2022-09-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221227777.8U Active CN217497237U (en) | 2022-05-21 | 2022-05-21 | Yellow phosphorus storage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217497237U (en) |
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2022
- 2022-05-21 CN CN202221227777.8U patent/CN217497237U/en active Active
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