CN220282361U - Dangerous waste liquid transfer device of low flash point - Google Patents
Dangerous waste liquid transfer device of low flash point Download PDFInfo
- Publication number
- CN220282361U CN220282361U CN202321908236.6U CN202321908236U CN220282361U CN 220282361 U CN220282361 U CN 220282361U CN 202321908236 U CN202321908236 U CN 202321908236U CN 220282361 U CN220282361 U CN 220282361U
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- CN
- China
- Prior art keywords
- sealed
- transfer
- flash point
- nitrogen
- hazardous waste
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- 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.)
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- 239000007788 liquid Substances 0.000 title claims abstract description 55
- 239000002699 waste material Substances 0.000 title abstract description 29
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 81
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 39
- 239000002920 hazardous waste Substances 0.000 claims abstract description 16
- 239000007789 gas Substances 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 12
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 238000000605 extraction Methods 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 3
- 239000000523 sample Substances 0.000 claims 1
- 229910001873 dinitrogen Inorganic materials 0.000 abstract description 3
- 238000002485 combustion reaction Methods 0.000 description 7
- 238000005086 pumping Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The utility model relates to the technical field of hazardous waste treatment, and particularly discloses a low-flash-point hazardous waste liquid transferring device which is characterized in that a nitrogen inlet, a volatilization port and a liquid suction port are formed in the wall surface of a sealed transferring chamber; furthermore, the nitrogen gas is heated, so that the low-flash-point dangerous waste liquid which is not thoroughly pumped is volatilized and enters the incineration system, and the low-flash-point dangerous waste liquid is thoroughly treated.
Description
Technical Field
The utility model relates to the technical field of hazardous waste treatment, in particular to a low-flash-point hazardous waste liquid transfer device.
Background
Flash point is the lowest temperature at which vapor volatilized from a flammable liquid can flash to fire at a certain temperature after being mixed with air to form a flammable mixture and reaching a certain concentration. At this temperature combustion cannot continue but a fire may be initiated if the temperature continues to climb. The flash point is also an important indicator of whether the fuel is safe or not.
The low flash point dangerous waste liquid can volatilize various hydrocarbon mixed gases at normal temperature and normal pressure, and is extremely flammable and explosive when mixed with air. The low-flash dangerous waste liquid can be pumped into the incineration system for harmless treatment, and when the low-flash dangerous waste liquid is pumped into the incineration system in the transfer container, the pumping process is necessary to stir the low-flash dangerous waste liquid, so that the mixing opportunity of the low-flash dangerous waste liquid and air is increased, and the temperature continuously rises to cause flickering and ignition under the condition of uncontrollable temperature.
Disclosure of Invention
The utility model aims to provide a low-flash-point dangerous waste liquid transferring device, which uses nitrogen to be introduced into a sealed transferring room to directly remove combustion supporting air in three elements of combustion, so that low-flash-point dangerous waste liquid in the sealed transferring room cannot be combusted in a pumping process, and the safe transfer of the low-flash-point dangerous waste liquid from a transferring container to an incineration system is realized; furthermore, the nitrogen gas is heated, so that the low-flash-point dangerous waste liquid which is not thoroughly pumped is volatilized and enters the incineration system, and the low-flash-point dangerous waste liquid is thoroughly treated.
To achieve the purpose, the utility model adopts the following technical scheme.
A low flash point dangerous waste liquid transfer device mainly comprises a sealed transfer room.
The sealing transfer partition wall surface is provided with a nitrogen inlet, a volatilization port and a liquid suction port.
The sealed transfer room further comprises a nitrogen making machine, and a nitrogen outlet of the nitrogen making machine is connected with the nitrogen inlet through a nitrogen conveying pipe.
The sealed transfer room further comprises an air exhaust fan, and the air exhaust fan is communicated with the inside and the outside of the sealed transfer room through the volatilizing port by an exhaust pipe.
The sealed transferring room also comprises a liquid pump, and the liquid pump is communicated with the inside and the outside of the sealed transferring room through a liquid pump opening by utilizing a hose.
The nitrogen delivery pipe is also provided with a pipeline heater.
Still further, still include the gas collecting channel between sealed transporting, the gas collecting channel is installed in sealed transporting between the ceiling position, the export of gas collecting channel is connected with the inside exhaust tube between sealed transporting.
Furthermore, the sealed transferring room also comprises an oxygen content detector.
Further, the sealed transferring room also comprises a temperature detector.
Furthermore, the sealed transferring room also comprises a combustible gas detector.
Furthermore, the nitrogen delivery pipe is also provided with a first isolating valve.
Furthermore, the exhaust pipe is also provided with a second isolating valve.
Further, the hose is also provided with a third block valve.
Furthermore, one side surface of the sealing transfer room is also provided with a sealing door.
The utility model has the beneficial effects that.
1. The nitrogen is introduced into the sealed transfer room to directly completely remove combustion supporting air in three elements of combustion, so that low-flash-point dangerous waste liquid in the sealed transfer room cannot be combusted in the pumping process, and safe transfer of the low-flash-point dangerous waste liquid from the transfer container to the incineration system is realized.
2. The nitrogen gas that sends into is heated, realizes volatilizing the dangerous waste liquid of low flash point that the pumping is incomplete and gets into the burning system, guarantees that the dangerous waste liquid of low flash point handles thoroughly.
Drawings
Fig. 1 is a schematic diagram of the structure of an embodiment of the present utility model.
The nitrogen inlet 1, the volatilization port 2, the liquid extraction port 3, the nitrogen making machine 4, the nitrogen conveying pipe 5, the air extraction fan 6, the air extraction pipe 7, the liquid extraction pump 8, the hose 9, the pipeline heater 10, the gas collecting hood 11, the oxygen content detector 12, the temperature detector 13, the gas detector 14, the first isolating valve 15, the second isolating valve 16, the third isolating valve 17, the sealing door 18 and the transfer container 19.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings and the specific embodiments.
A low flash point dangerous waste liquid transfer device mainly comprises a sealed transfer room.
The sealing transfer partition wall surface is provided with a nitrogen inlet 1, a volatilization port 2 and a liquid suction port 3.
The sealed transfer room also comprises a nitrogen making machine 4, and a nitrogen outlet of the nitrogen making machine 4 is connected with the nitrogen inlet 1 through a nitrogen conveying pipe 5.
The sealed transfer room further comprises an air exhaust fan 6, and the air exhaust fan 6 is communicated with the inside and the outside of the sealed transfer room through the volatilizing port 2 by an exhaust pipe 7.
The sealed transferring room also comprises a liquid pump 8, and the liquid pump 8 is communicated with the inside and the outside of the sealed transferring room through the liquid pump opening 3 by utilizing a hose 9.
The nitrogen delivery pipe 5 is also fitted with a pipe heater 10.
As shown in fig. 1, the transferring container 19 is placed in the sealed transferring room to isolate the circulation of the external air, the nitrogen generator 4 is utilized to introduce nitrogen, and the exhaust of the air extractor 6 is utilized to realize that the air in the sealed transferring room is completely replaced by the nitrogen, so that the low-flash dangerous waste liquid in the state has no combustion supporting substance and does not have combustion conditions, and the liquid extracting pump 8 starts to transfer the low-flash dangerous waste liquid in the transferring container 19 to the incineration system; because the sealing transfer room is in unmanned operation under the current state, the low-flash-point dangerous waste liquid in the transfer container 19 is difficult to ensure to be completely sucked away, the pipeline heater 10 is started, the environment in the sealing transfer room is heated, the low-flash-point dangerous waste liquid is easy to volatilize, and the residual low-flash-point dangerous waste liquid finally enters the incineration system through the exhaust pipe 7.
Still further, the sealed transfer room also comprises a gas collecting hood 11, the gas collecting hood 11 is arranged at the ceiling position of the sealed transfer room, and the outlet of the gas collecting hood 11 is connected with the exhaust pipe 7 inside the sealed transfer room.
As shown in fig. 1, the gas-collecting hood 11 is installed at the ceiling position of the sealed transfer room, above the transfer container 19, can gather the low-flash-point dangerous waste liquid volatilized from the transfer container 19 into the exhaust pipe 7, and solves the residual problem of the low-flash-point dangerous waste liquid volatilized in the sealed transfer room.
Still further, the sealed transfer cell also includes an oxygen content detector 12.
Further, the sealed transfer room also comprises a temperature detector 13.
Further, the sealed transfer room also includes a flammable gas detector 14.
As shown in fig. 1, the oxygen content detector 12 is for detecting whether the air in the sealed transferring room is present or not, for determining whether the nitrogen completely replaces the air, the temperature detector 13 is for detecting the temperature in the sealed transferring room, for sensing whether the pipeline heater 10 is started to heat the environment in the sealed transferring room, and the flammable gas detector 14 is for detecting the residual condition of the low flash point hazardous waste liquid in the sealed transferring room, for determining whether the continuous pumping is required or the residual low flash point hazardous waste liquid is volatilized.
Further, the nitrogen pipe 5 is also provided with a first block valve 15.
Further, the exhaust pipe 7 is further provided with a second block valve 16.
Further, the hose 9 is also provided with a third block valve 17.
Further, one side of the seal transfer room is also provided with a seal door 18.
Examples: the sealing door 18 is opened, the transfer container 19 filled with the low flash point hazardous waste liquid is unsealed and placed inside the sealed transfer compartment, the hose 9 is carefully inserted into the transfer container 19, and the sealing door 18 is closed.
Closing the third block valve 17, opening the first block valve 15 and the second block valve 16, starting the nitrogen making machine 4, starting the air suction fan 6, checking the oxygen content detector 12, and closing the air suction fan 6, closing the nitrogen making machine 4, and closing the first block valve 15 and the second block valve 16 when the oxygen content is 0%; at present, nitrogen completely replaces air in a sealed transferring room.
And opening the third isolating valve 17, starting the liquid pump 8, and starting to transfer the dangerous waste liquid with the low flash point to the incineration system for harmless treatment.
When the liquid pump 8 does not go out, the liquid pump 8 is stopped, the third block valve 17 is closed, the first block valve 15 and the second block valve 16 are opened, the nitrogen making machine 4 is started, the air exhaust fan 6 is started, the pipeline heater 10 is started, the temperature detector 13 is checked, the temperature rise is ensured, the combustible gas detector 14 is checked, when the content of the combustible gas is 0%, the residual low flash point dangerous waste liquid in the transferring container 19 is proved to volatilize to the incineration system for innocuous treatment, the nitrogen making machine 4 is closed, the air exhaust fan 6 is closed, the pipeline heater 10 is closed, the sealing door 18 is opened, and one-time transferring is completed.
The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will be apparent to those skilled in the art from consideration of this specification without undue burden.
Claims (9)
1. A low flash point hazardous waste liquid transfer device, which is characterized in that a transfer room is sealed;
the sealing transfer partition wall surface is provided with a nitrogen inlet, a volatilization port and a liquid suction port;
the sealed transfer room also comprises a nitrogen generator, and a nitrogen outlet of the nitrogen generator is connected with the nitrogen inlet through a nitrogen conveying pipe;
the sealed transferring room also comprises an air exhaust fan, and the air exhaust fan is communicated with the inside and the outside of the sealed transferring room through the volatilizing port by using an exhaust pipe;
the sealed transfer room also comprises a liquid pump, and the liquid pump is communicated with the inside and the outside of the sealed transfer room through a liquid pump port by using a hose;
the nitrogen delivery pipe is also provided with a pipeline heater.
2. The low flash point hazardous waste stream transfer device of claim 1, further comprising a gas-collecting hood mounted in a ceiling position of the sealed transfer chamber, wherein an outlet of the gas-collecting hood is connected to an exhaust tube inside the sealed transfer chamber.
3. The low flash point hazardous waste stream transport device of claim 1, further comprising an oxygen content detector between the sealed transport compartments.
4. The low flash point hazardous waste transfer device of claim 1, further comprising a temperature probe between the sealed transfer compartments.
5. The low flash point hazardous waste transfer device of claim 1, further comprising a flammable gas detector within the sealed transfer chamber.
6. The low flash point hazardous waste transfer device of claim 1, wherein the nitrogen delivery tube is further provided with a first block valve.
7. The low flash point hazardous waste transfer device of claim 1, wherein the extraction tube is further provided with a second block valve.
8. The low flash point hazardous waste transfer device of claim 1, wherein the hose is further provided with a third block valve.
9. The low flash point hazardous waste stream transfer device of claim 1, wherein one side of the sealed transfer chamber is further provided with a sealing door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321908236.6U CN220282361U (en) | 2023-07-19 | 2023-07-19 | Dangerous waste liquid transfer device of low flash point |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321908236.6U CN220282361U (en) | 2023-07-19 | 2023-07-19 | Dangerous waste liquid transfer device of low flash point |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220282361U true CN220282361U (en) | 2024-01-02 |
Family
ID=89339645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321908236.6U Active CN220282361U (en) | 2023-07-19 | 2023-07-19 | Dangerous waste liquid transfer device of low flash point |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220282361U (en) |
-
2023
- 2023-07-19 CN CN202321908236.6U patent/CN220282361U/en active Active
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