CN219752249U - Methane safety purifying device - Google Patents
Methane safety purifying device Download PDFInfo
- Publication number
- CN219752249U CN219752249U CN202321385643.3U CN202321385643U CN219752249U CN 219752249 U CN219752249 U CN 219752249U CN 202321385643 U CN202321385643 U CN 202321385643U CN 219752249 U CN219752249 U CN 219752249U
- Authority
- CN
- China
- Prior art keywords
- chamber
- pipe
- biogas
- air inlet
- filter screen
- 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.)
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims description 34
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 23
- 230000023556 desulfurization Effects 0.000 claims abstract description 23
- 238000000746 purification Methods 0.000 claims abstract description 22
- 238000001179 sorption measurement Methods 0.000 claims abstract description 21
- 238000001914 filtration Methods 0.000 claims abstract description 19
- 238000007664 blowing Methods 0.000 claims abstract description 15
- 238000011084 recovery Methods 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 238000010926 purge Methods 0.000 claims description 11
- 239000012535 impurity Substances 0.000 abstract description 17
- 238000004140 cleaning Methods 0.000 abstract description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 8
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 5
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000010408 sweeping Methods 0.000 description 3
- 210000003437 trachea Anatomy 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000003009 desulfurizing effect Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model relates to the technical field of biogas purification, in particular to a biogas safety purification device which comprises a purification box, wherein a filtering chamber, a diversion chamber, an adsorption chamber and a desulfurization chamber are sequentially arranged in the purification box from top to bottom, an air inlet is formed in the top end of one side of the filtering chamber, and a first filter screen is arranged between the filtering chamber and the diversion chamber. According to the utility model, through the cooperation use among the machine case, the centrifugal pump, the blowing pipe and the blowing disc, when the first filter screen between the filter chamber and the diversion chamber needs to be cleaned, the air inlet, the air outlet and the air inlet pipe are closed, the outer air pipe, the recovery pipe and the communicating pipe are opened, then the centrifugal pump is started, biogas is sucked from the position of the return pipe after the centrifugal pump is started, then passes through the communicating pipe, enters the blowing disc along the blowing pipe, and reversely blows impurities covered on the surface of the first filter screen through the blowing disc, so that the first filter screen does not need to be stopped and disassembled during cleaning, thereby achieving the purpose of facilitating cleaning.
Description
Technical Field
The utility model relates to the technical field of biogas purification, in particular to a biogas safety purification device.
Background
The biogas purifying device is equipment for removing impurities in biogas so as to meet the requirements of industrial and living applications, and in biogas production, biogas purification is a necessary link and aims to purify CO2, H2S, nitrogen, oxygen, water vapor and other impurities in biogas, improve the purity of the biogas and meet the requirements of industrial applications, fuel power generation, living fuel gas and other various applications;
although the biogas safety purifying device disclosed in the publication CN213652409U realizes cleaning the filter screen plate by driving the nut cleaning plate through the screw rod, avoiding the filter screen plate from being blocked and causing unnecessary danger due to overlarge air pressure, the biogas safety purifying device does not solve the problem that the prior biogas safety purifying device generally needs to clean or replace the filter assembly after disassembling the filter assembly, and the cleaning filter assembly needs to stop the purifying device, thus reducing the biogas filtering efficiency.
Disclosure of Invention
The utility model aims to provide a methane safety purification device which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a methane safety purification device comprises
The purifying box is characterized in that a filtering chamber, a diversion chamber, an adsorption chamber and a desulfurization chamber are sequentially arranged in the purifying box from top to bottom, an air inlet is formed in the top end of one side of the filtering chamber, a first filter screen is arranged between the filtering chamber and the diversion chamber, activated carbon is arranged in the adsorption chamber, and the bottom end of the adsorption chamber is communicated with the desulfurization chamber through an air duct;
the machine case is fixedly arranged outside one side of the purifying box, a centrifugal pump is fixedly arranged in the machine case, the top end of the centrifugal pump is communicated with the flow dividing chamber through a purging pipe, and a blowing disc is fixedly arranged at one end of the purging pipe, which is positioned in the flow dividing chamber;
the return pipe is fixedly arranged at one side of the desulfurization chamber close to the chassis, one end of the return pipe, which is far away from the desulfurization chamber, is fixedly provided with a discharge port, and the top end of the middle part of the return pipe is connected with the centrifugal pump through a communicating pipe;
the air inlet pipe is communicated with one side of the shunt chamber, which is far away from the purging pipe, and the air outlet pipe is communicated with one side of the adsorption chamber, which is far away from the return pipe, and one ends of the air inlet pipe, which are far away from the shunt chamber and the adsorption chamber, are communicated with the air outlet pipe.
Preferably, a water tank is fixedly arranged outside the bottom end of one side, far away from the case, of the purifying box, the water tank is communicated with the filtering chamber through an outer air pipe, and the water tank is communicated with the air outlet pipe through a recovery pipe;
preferably, a fourth electric valve is arranged in the middle of the outer air pipe, and a sixth electric valve is fixedly arranged in the middle of the recovery pipe;
preferably, a first electric valve is arranged in the middle of the air inlet, a fifth electric valve is arranged between the air inlet pipe and the air outlet pipe, and a second electric valve is arranged at one end of the discharge port, which is far away from the return pipe;
preferably, a third electric valve is arranged in the middle of the communicating pipe;
preferably, a second filter screen is arranged at the upper end of the interior of the desulfurization chamber.
Compared with the prior art, the utility model has the beneficial effects that:
1. through the cooperation use between quick-witted case, centrifugal pump machine, sweep pipe and the jetting dish, when the first filter screen between filter chamber and the reposition of redundant personnel room needs to clear up, close air inlet, discharge port and intake pipe, open outer trachea, recovery pipe and communicating pipe, start centrifugal pump machine then, inhale marsh gas from the position of back flow after the centrifugal pump machine starts, then pass communicating pipe, get into the jetting dish along sweeping the pipe, through the impurity that the surface covers on the first filter screen of the reverse sweeping of jetting dish, need not to shut down like this when the clearance, and need not first filter screen dismouting to reach the purpose of being convenient for the clearance.
2. Through the cooperation use between water tank, outer trachea and the recovery pipe, use marsh gas to sweep, need not with the help of outside air, can save outside air filtration system like this, and the marsh gas after sweeping can get into the water tank along outer trachea in, water in the water tank can adsorb the impurity in the marsh gas, and the marsh gas after the clearance impurity can get into the adsorption chamber through the outlet duct again and reuse, avoid producing the wasting of resources.
Drawings
FIG. 1 is a schematic overall elevational view of the present utility model;
FIG. 2 is a schematic overall sectional view of the present utility model;
FIG. 3 is an enlarged schematic view of the present utility model at A in FIG. 2;
FIG. 4 is an enlarged schematic view of the present utility model at B in FIG. 2;
in the figure: 1. a purifying box; 2. a filtering chamber; 3. a flow dividing chamber; 4. an adsorption chamber; 5. a desulfurization chamber; 6. an air inlet; 7. a first filter screen; 8. an air duct; 9. a chassis; 10. a centrifugal pump; 11. a purge tube; 12. a blowing tray; 13. a return pipe; 14. a discharge port; 15. a communicating pipe; 16. an air inlet pipe; 17. an air outlet pipe; 18. a water tank; 19. an outer air tube; 20. a fourth electrically operated valve; 21. a sixth electrically operated valve; 22. a first electrically operated valve; 23. a fifth electrically operated valve; 24. a second electrically operated valve; 25. a third electrically operated valve; 26. a second filter screen; 27. activated carbon; 28. and (5) recycling the pipe.
Detailed Description
Referring to fig. 1-4, this embodiment is a biogas safety purification device, including a purification tank 1, filter chamber 2 is set in the purification tank 1 from top to bottom, diversion chamber 3, adsorption chamber 4 and desulfurization chamber 5 are set in turn, one side top of filter chamber 2 is set with air inlet 6, first filter screen 7 is set between filter chamber 2 and diversion chamber 3, the inside of adsorption chamber 4 is set with active carbon 27, the bottom of adsorption chamber 4 communicates desulfurization chamber 5 through air duct 8, chassis 9 is fixed on one side outside of purification tank 1, the inside of chassis 9 is fixed with centrifugal pump 10, the top of centrifugal pump 10 communicates diversion chamber 3 through purge tube 11, purge tube 11 is located one end fixed with blowing disc 12 of diversion chamber 3, return tube 13 is fixed on one side of desulfurization chamber 5 near chassis 9, one end of return tube 13 far away from desulfurization chamber 5 is fixed with discharge port 14, the top end of the middle part of the return pipe 13 is connected with the centrifugal pump 10 through a communicating pipe 15, an air inlet pipe 16 is communicated with one side of the diversion chamber 3 far away from the purging pipe 11, an air outlet pipe 17 is communicated with one side of the adsorption chamber 4 far away from the return pipe 13, the air inlet pipe 16 and the air outlet pipe 17 are communicated with one end of the diversion chamber 3 far away from the adsorption chamber 4, the middle part of the air inlet 6 is provided with a first electric valve 22, the middle part of the communicating pipe 15 is provided with a third electric valve 25, when purifying, marsh gas is input from the position of the air inlet 6, the marsh gas is filtered by a first filter screen 7 when entering the diversion chamber 3 from the filter chamber 2, impurities and coarse impurities are removed, then enters the adsorption chamber 4 through the air inlet pipe 16 and the air outlet pipe 17, carbon dioxide in the marsh gas is absorbed through activated carbon 27, then enters the desulfurization chamber 5 through an air guide pipe 8, the desulfurization agent is arranged in the desulfurization chamber 5 and mixed with water according to a certain proportion, the hydrogen sulfide in the biogas is removed, and finally, the hydrogen sulfide is discharged through the discharge port 14, when the first filter screen 7 between the filter chamber 2 and the diversion chamber 3 needs to be cleaned, the air inlet 6, the discharge port 14 and the air inlet pipe 16 are closed, the outer air pipe 19, the recovery pipe 28 and the communicating pipe 15 are opened, then the centrifugal pump 10 is started, the biogas is sucked from the position of the return pipe 13 after the centrifugal pump 10 is started, then the biogas passes through the communicating pipe 15, enters the blowing disc 12 along the blowing pipe 11, and the impurities covered on the upper surface of the first filter screen 7 are reversely blown through the blowing disc 12, so that the cleaning process is not stopped, the first filter screen 7 is not required to be disassembled and assembled, and the aim of cleaning convenience is achieved.
As shown in fig. 2 and 3, the water tank 18 is fixedly installed outside the bottom end of one side, far away from the chassis 9, of the purifying tank 1, the water tank 18 is communicated with the filtering chamber 2 through the outer air pipe 19, the water tank 18 is communicated with the air outlet pipe 17 through the recovery pipe 28, the fourth electric valve 20 is installed in the middle of the outer air pipe 19, the sixth electric valve 21 is fixedly installed in the middle of the recovery pipe 28, the fifth electric valve 23 is arranged between the air inlet pipe 16 and the air outlet pipe 17, the second electric valve 24 is arranged at one end, far away from the return pipe 13, of the discharge port 14, the device uses methane for purging, and external air is not needed, so that an external air filtering system can be omitted, the purged methane can enter the water tank 18 along the outer air pipe 19, water in the water tank 18 can adsorb impurities in the methane, and the methane after the impurity is cleaned can enter the adsorption chamber 4 through the air outlet pipe 17 again for recycling, and resource waste is avoided.
As shown in fig. 2, a second filter screen 26 is disposed at the upper end of the interior of the desulfurization chamber 5, and after the biogas treated by water enters the interior of the desulfurization chamber 5, the biogas is treated again by the second filter screen 26.
When the device is used, biogas is input from the position of the air inlet 6, when the biogas enters the diversion chamber 3 from the filtering chamber 2, impurities and coarse impurities are removed through the filtration of the first filter screen 7, the biogas enters the adsorption chamber 4 through the air inlet pipe 16 and the air outlet pipe 17, carbon dioxide in the biogas is absorbed through the activated carbon 27, the biogas enters the desulfurization chamber 5 through the air guide pipe 8, a desulfurizing agent is arranged in the desulfurization chamber 5, the desulfurizing agent is mixed with water according to a certain proportion, hydrogen sulfide in the biogas is removed, the water is finally discharged through the discharge port 14, when the first filter screen 7 between the filtering chamber 2 and the diversion chamber 3 is required to be cleaned, the air inlet 6, the discharge port 14 and the air inlet pipe 16 are closed, the outer air pipe 19, the recovery pipe 28 and the communication pipe 15 are opened, then the centrifugal pump 10 is started, the biogas is sucked from the position of the return pipe 13 and then passes through the communication pipe 15, the carbon dioxide enters the blowing disc 12 along the blowing disc 11, the impurities covered on the upper surface of the first filter screen 7 are reversely blown by the blowing disc 12, when the external air is used, hydrogen sulfide in the biogas can be removed through the external air filter system, the impurities can be repeatedly blown out of the water tank 18 after the air inlet pipe 19 enters the biogas tank 18, and the impurities can be cleaned again after the impurities in the water tank 18 can be cleaned by the water tank 18 repeatedly through the air filter tank 18.
Claims (6)
1. The utility model provides a marsh gas safety purification device which characterized in that: the biogas safety purification device comprises a purification box, wherein a filtering chamber, a diversion chamber, an adsorption chamber and a desulfurization chamber are sequentially arranged in the purification box from top to bottom, an air inlet is formed in the top end of one side of the filtering chamber, a first filter screen is arranged between the filtering chamber and the diversion chamber, activated carbon is arranged in the adsorption chamber, and the bottom end of the adsorption chamber is communicated with the desulfurization chamber through an air duct; a case is arranged outside one side of the purifying box, a centrifugal pump is fixedly arranged in the case, the top end of the centrifugal pump is communicated with the diversion chamber through a purging pipe, and a blowing disc is fixedly arranged at one end of the purging pipe, which is positioned in the diversion chamber; a return pipe is arranged on one side, close to the case, of the desulfurization chamber, a discharge port is fixedly arranged at one end, far away from the desulfurization chamber, of the return pipe, and the top end of the middle part of the return pipe is connected with a centrifugal pump through a communicating pipe; the side of the shunt chamber, which is far away from the purging pipe, is provided with an air inlet pipe, the side of the adsorption chamber, which is far away from the return pipe, is provided with an air outlet pipe, and the air inlet pipe is communicated with one end of the air outlet pipe, which is far away from the shunt chamber and the adsorption chamber.
2. The biogas safety purification apparatus according to claim 1, wherein: the purifying box is provided with a water tank which is fixedly arranged outside the bottom end of one side far away from the case, the water tank is communicated with the filtering chamber through an outer air pipe, and the water tank is communicated with the air outlet pipe through a recovery pipe.
3. A biogas safety purification apparatus according to claim 2, characterized in that: the middle part of the outer air pipe is provided with a fourth electric valve, and the middle part of the recovery pipe is fixedly provided with a sixth electric valve.
4. The biogas safety purification apparatus according to claim 1, wherein: the middle part of air inlet is provided with first motorised valve, be provided with the fifth motorised valve between intake pipe and the outlet duct, the one end that the back flow was kept away from to the discharge port is provided with the second motorised valve.
5. The biogas safety purification apparatus according to claim 1, wherein: and a third electric valve is arranged in the middle of the communicating pipe.
6. The biogas safety purification apparatus according to claim 1, wherein: the second filter screen is arranged at the upper end of the interior of the desulfurization chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321385643.3U CN219752249U (en) | 2023-06-02 | 2023-06-02 | Methane safety purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321385643.3U CN219752249U (en) | 2023-06-02 | 2023-06-02 | Methane safety purifying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219752249U true CN219752249U (en) | 2023-09-26 |
Family
ID=88090467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321385643.3U Active CN219752249U (en) | 2023-06-02 | 2023-06-02 | Methane safety purifying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219752249U (en) |
-
2023
- 2023-06-02 CN CN202321385643.3U patent/CN219752249U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |