CN216785948U - Carbon cyclic utilization gas taking system of self-rotating circular vault septic tank - Google Patents
Carbon cyclic utilization gas taking system of self-rotating circular vault septic tank Download PDFInfo
- Publication number
- CN216785948U CN216785948U CN202122888927.1U CN202122888927U CN216785948U CN 216785948 U CN216785948 U CN 216785948U CN 202122888927 U CN202122888927 U CN 202122888927U CN 216785948 U CN216785948 U CN 216785948U
- Authority
- CN
- China
- Prior art keywords
- cooling
- pipe
- septic tank
- connecting pipe
- dewatering
- 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
Classifications
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Landscapes
- Treatment Of Sludge (AREA)
Abstract
The utility model discloses a carbon recycling gas taking system of a self-rotating circular vault septic tank, which comprises the self-rotating circular vault septic tank, a valve box, a dewatering box and a gas storage tank, wherein the valve box is arranged in the center of the self-rotating circular vault septic tank; a first connecting pipe, a second connecting pipe and an explosion-proof pressure relief pipe which are connected together through a three-way pipe are arranged in the valve box; a septic tank gas taking and pressure releasing valve is distributed on the first connecting pipe, and the first connecting pipe is connected with the methane gas taking pipe; a pressure difference control valve is distributed on the second connecting pipe, and the second connecting pipe is connected with an air inlet of the dewatering box; the explosion-proof pressure relief pipe is provided with an explosion-proof pressure relief valve; a dewatering table is arranged in the dewatering box, and a plurality of methane air ducts are distributed on the dewatering table; the dewatering table is also provided with a cooling assembly; and the air inlet of the biogas air passage is communicated with the second connecting pipe, and the air outlet of the biogas air passage is communicated with the gas storage tank. The utility model has the advantages of energy saving, high efficiency, high automation degree and the like when being used for taking methane.
Description
Technical Field
The utility model relates to the technical field of septic tank biogas gas taking, in particular to a carbon recycling gas taking system of a self-rotating circular arch-crown septic tank.
Background
The self-rotating circular vault septic tank is a single tank body septic tank with a full-sealing structure, one end of a water outlet pipe of the self-rotating circular vault septic tank is buried at the bottom of a tank body, the upper part of the water outlet pipe is arranged at a high position, the decomposition of domestic wastes is accelerated by virtue of fermentation in the septic tank and high pressure generated by high temperature, and meanwhile, the lower-layer sewage subjected to fermentation decomposition is drained by virtue of a high-pressure mode in the tank, namely, the self-rotating circular vault septic tank can normally work only by always maintaining a certain high-temperature high-pressure state, for example, the utility model patent applied by the applicant: from rotating circular vault septic tank, application number: 2021106757104. therefore, a similar conventional gas extraction method cannot be adopted when extracting gas therefrom because: 1. the water content of the methane generated by the spinning circular arch-top septic tank is much higher than that of the common methane, and the methane must be dehydrated before entering the gas storage tank; 2. the gas taking is pressure maintaining gas taking, the gas taking of the spinning circular vault septic tank needs to be carried out between the working pressure higher than the tank body and the explosion-proof pressure value lower than the set tank body, the gas taking process prevents the pressure in the spinning circular vault septic tank from being lower than the pressure required by the work, and meanwhile, the pressure of the gas storage tank is ensured to be maintained within the safe pressure range of the gas storage tank. Therefore, how to reduce the production cost and realize energy-saving gas extraction when the above conditions are met is a great technical problem.
Disclosure of Invention
Aiming at the technical problems, the utility model provides the energy-saving methane gas taking system which is energy-saving and good in effect and is suitable for the spinning circular arch-top septic tank.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a carbon recycling gas taking system of a self-rotating circular vault septic tank comprises the self-rotating circular vault septic tank, a valve box, a dewatering box and a gas storage tank; the upper part of the self-rotating circular vault septic tank is provided with a methane taking pipe; a first connecting pipe, a second connecting pipe and an explosion-proof pressure relief pipe which are connected together through a three-way pipe are arranged in the valve box; a septic tank gas taking and pressure releasing valve is distributed on the first connecting pipe, and the first connecting pipe is connected with the methane gas taking pipe; a pressure difference control valve is distributed on the second connecting pipe, and the second connecting pipe is connected with an air inlet of the dewatering box; the explosion-proof pressure relief pipe is provided with an explosion-proof pressure relief valve; a dewatering table is arranged in the dewatering box, and a plurality of methane air ducts are distributed on the dewatering table; the dewatering table is also provided with a cooling assembly; and the air inlet of the biogas air passage is communicated with the second connecting pipe, and the air outlet of the biogas air passage is communicated with the gas storage tank.
Furthermore, the dehydration table is made of stainless steel or ceramic materials and is in a cone frustum structure with a wide upper part and a small lower part, the cooling assembly is axially distributed in the middle of the dehydration table, the biogas air duct is further arranged along the periphery of the cooling assembly, the biogas air duct is in a spiral structure and is arranged from bottom to top, and the radius of the biogas air duct is gradually increased.
Furthermore, the cooling assembly comprises a cooling cavity arranged in the middle of the dewatering table, a plurality of cooling pipes are distributed in the cooling cavity, and the cooling pipes are distributed in a manner of being tightly attached to the inner wall of the cooling cavity.
Furthermore, the cooling component is a cooling channel arranged in the middle of the dewatering table, the cooling channel is in a spiral structure and is arranged from bottom to top, and the radius of the cooling channel is gradually increased.
Furthermore, the dehydration table is made of stainless steel or ceramic materials, the structure is in a shuttle shape, the cooling assembly is axially distributed in the middle of the dehydration table, the biogas air duct is also arranged along the periphery of the cooling assembly, the biogas air duct is arranged from bottom to top in a spiral structure, and the radius of the biogas air duct is gradually increased and then gradually decreased; the cooling assembly is a cooling channel arranged in the middle of the dewatering table, the cooling channel is of a spiral structure and is arranged from bottom to top, and the radius of the cooling channel is gradually increased and then gradually decreased.
Furthermore, a preposed cooling device is also arranged in the dewatering box; the front cooling device comprises a cooling tube body, the lower end of the cooling tube body is provided with an air inlet tube, and the upper end of the cooling tube body is provided with an air outlet tube; the middle part of the tube cavity of the cooling tube body is also provided with a funnel-shaped sieve plate which is distributed in an inverted manner; the funnel-shaped sieve plate is made of stainless steel or ceramic materials, the top of the funnel-shaped sieve plate is closed, and a plurality of small holes are uniformly formed in other areas; the air inlet pipe of the front cooling device is communicated with the second connecting pipe, and the air outlet pipe of the front cooling device is communicated with the air inlet of the biogas air duct.
Furthermore, the lower part of the dewatering box is also provided with a cooling water collecting cavity, an air inlet of the dewatering box is arranged at the upper part of the cooling water collecting cavity, and an air inlet pipe of the front cooling device is communicated with the cooling water collecting cavity; and the lower part of the cooling water collecting cavity is also provided with a drain pipe and a drain pipe valve.
Further, a target type flow switch is also arranged on the second connecting pipe; the target type flow switch is distributed on the rear side of the differential pressure control valve; the cooling assembly comprises a refrigerating system, and the on-off of a circuit of the refrigerating system is controlled by the target type flow switch.
Furthermore, a valve switch is arranged on the methane taking pipe.
Compared with the prior art, the utility model has the beneficial effects that:
(1) the utility model is provided with a frustum-shaped dehydration table, a methane air duct and a cooling duct are directly integrated in the dehydration table, the cooling duct provides a refrigeration effect, the methane air duct is in a spiral structure, methane is introduced from bottom to top, spiral ascending and condensation dehydration are realized, centrifugal acting force is generated at the same time, condensed water in the methane is efficiently thrown onto the outer wall of an inner cavity of the methane air duct, and simultaneously the separated condensed water flows out from top to bottom along the methane air duct. Meanwhile, the spindle-shaped dehydration table provided by the utility model can improve the dehydration effect compared with the cone table shape under the beneficial effects, and the radius of the spiral methane air passage of the spindle-shaped dehydration table is gradually increased and then gradually decreased, so that the introduced methane can be promoted to be diffused and gathered, the dehydration rate of water vapor mixed in the methane is obviously improved, and the dryness of the methane is improved. Meanwhile, the dewatering table structure can separately design the cooling channel and the methane ventilation channel, so that methane is not easy to leak and contact the cooling channel after being used for a long time in time, the cooling pipeline is prevented from being corroded (the methane contains moisture and a lot of extremely corrosive components) due to the fact that the methane contacts the cooling pipeline in the traditional cooling mode, and faults caused in the long-term use process are effectively prevented.
(2) The front-mounted cooling device can effectively utilize the low temperature of the condensed water again to carry out preliminary dehydration, and the energy-saving effect is improved.
(3) The valve box can ensure that the air pressure in the self-rotating circular vault septic tank is not too low so as to maintain the normal work of the self-rotating circular vault septic tank after gas taking, and simultaneously, the valve box also prevents the over-high air pressure from entering the air storage tank, directly discharges the over-high air pressure methane before entering the dewatering box, and does not arrange an explosion-proof valve on the air storage tank, namely, the dry methane after energy consumption and dewatering can be ensured to be used by 100%; meanwhile, the refrigeration system is started only when the pressure difference control valve is opened and methane flows in, so that the energy-saving effect is obviously improved.
Drawings
FIG. 1 is a schematic view of the combined structure of the present invention;
FIG. 2 is a schematic view of the structure of the frustoconical dewatering table of the present invention;
FIG. 3 is a schematic structural view of the pre-cooler of the present invention connected to a frustoconical dewatering table;
FIG. 4 is a schematic illustration of the structure of another embodiment of the frustoconical dewatering table of the present invention;
FIG. 5 is a schematic view of the structure of the shuttle dewatering table of the present invention;
fig. 6 is a schematic structural view of the front cooling device of the present invention.
Detailed Description
As shown in fig. 1 to 6, a carbon recycling gas taking system of a spinning circular vault septic tank comprises a spinning circular vault septic tank 16, a valve box 25, a dewatering box 31 and a gas storage tank 32; from rotating circular vault septic tank includes inlet tube 17 and outlet pipe 18, its principle like the utility model patent that applicant applied for: from rotating circular vault septic tank, application number: 2021106757104, the septic tank is sealed by the fermentation inside the septic tank and the high pressure generated by the high temperature to accelerate the decomposition of the domestic waste, at the same time, the lower end of the water outlet pipe 18 is arranged at the bottom of the tank and the highest position of the water outlet pipe is arranged at the high position (above the highest liquid level) of the septic tank, so that the lower layer sewage after the decomposition by fermentation is drained by the high pressure mode in the tank, rather than naturally draining by the liquid level in the tank higher than the highest position of the water outlet pipe. When the self-rotating circular vault septic tank is used for taking gas, a methane gas taking pipe 19 is arranged at the upper part of the self-rotating circular vault septic tank; the methane gas taking pipe is also provided with a valve switch 20. A first connecting pipe 22, a second connecting pipe 23 and an explosion-proof pressure relief pipe 29 which are connected together through a three-way pipe are arranged in the valve box 25; a septic tank gas taking and pressure releasing valve 21 is distributed on the first connecting pipe, and the threshold value of the septic tank gas taking and pressure releasing valve 21 is set/selected according to the normal working pressure required by the self-rotating circular vault septic tank; the first connecting pipe is connected with the methane gas taking pipe; a pressure difference control valve 24 is distributed on the second connecting pipe 23, and the second connecting pipe is connected with an air inlet of the dewatering box; the explosion-proof pressure relief pipe is provided with an explosion-proof pressure relief valve 28; a dewatering table 1 is arranged in the dewatering box, and a plurality of methane air ducts are distributed on the dewatering table 1; the dewatering table is also provided with a cooling assembly; the gas inlet of the biogas air passage is communicated with the second connecting pipe, and the gas outlet of the biogas air passage is communicated with the gas storage tank 32. The dehydration table 1 is made of stainless steel or ceramic materials and is in a cone frustum structure with a wide upper part and a small lower part, the cooling assembly is axially distributed in the middle of the dehydration table, the biogas air duct is further arranged along the periphery of the cooling assembly, the biogas air duct is in a spiral structure and is arranged from bottom to top, and the radius of the biogas air duct is gradually increased. One embodiment is that the cooling assembly comprises a cooling cavity 3 arranged in the middle of the dewatering table, a plurality of cooling pipes 4 are distributed in the cooling cavity 3, and the cooling pipes 4 are distributed closely to the inner wall of the cooling cavity. When in use, the cooling pipe 4 is used for absorbing heat and supplying cold for an evaporator in a refrigerating system, and is communicated with a condenser through a refrigerating medium inlet 6 and an outlet 7, and the heat released by the condenser can be distributed outside the dewatering box 31; then low temperature is transmitted to the dewatering table to promote the whole dewatering table to be cooled, then the methane conveyed from bottom to top is gradually increased along with the radius of the methane air duct to move upwards in a spiral manner, condensed water is thrown to one side of the methane air duct, and then the condensed water is collected and flows downwards to realize high-efficiency dewatering. Certainly, the three-way pipe of the valve box 25 is further provided with a small exhaust pipe 26, the small exhaust pipe 26 is further provided with a one-way air valve 27, and the small exhaust pipe 26 is mainly used for realizing the slow discharge of high-pressure air in the section of the three-way pipe after the pressure release valve 21 for taking gas in the septic tank is closed, so as to maintain the non-high-pressure state in the three-way pipe and improve the accuracy of each valve in the three-way pipe.
Another specific embodiment of the cooling assembly may also be: as shown in fig. 4, the cooling component is a cooling channel 10 arranged in the middle of the dewatering table, the cooling channel 10 is arranged from bottom to top in a spiral structure, the radius of the cooling channel is gradually increased, and then a refrigeration medium loop channel 9 is arranged at the central shaft, and the rest is similar to the above. The mode has the advantage that the heat transfer effect is better, and the cooling channel is directly arranged in the dewatering table.
Another specific embodiment of the cooling assembly may also be: the dehydration table is made of stainless steel or ceramic materials, is in a shuttle-shaped structure, and is as shown in figure 5, the cooling assembly is axially distributed in the middle of the dehydration table, the biogas air duct is also arranged along the periphery of the cooling assembly, the biogas air duct is in a spiral structure and is arranged from bottom to top, and the radius of the biogas air duct is gradually increased and then gradually reduced; the cooling assembly is a cooling channel arranged in the middle of the dewatering table, the cooling channel is in a spiral structure and is arranged from bottom to top, and the radius of the cooling channel is gradually increased and then gradually decreased. That is, the embodiment is similar to the second embodiment, and the difference is only that the structure is in a shuttle shape, when the structure is in the shuttle shape, the moving radius is gradually increased and then gradually decreased, which is beneficial to improving the contact degree of the biogas section airflow and the dewatering table, realizing the effect of nearly stirring the biogas airflow section, and improving the dewatering rate.
A preposed cooling device is also arranged in the dewatering box; the front cooling device comprises a cooling tube body 11, wherein the lower end of the cooling tube body 11 is provided with an air inlet tube 15, and the upper end of the cooling tube body is provided with an air outlet tube 12; the middle part of the pipe cavity of the cooling pipe body is also provided with a funnel-shaped sieve plate 13 which is distributed in an inverted manner; the funnel-shaped sieve plate is made of stainless steel or ceramic materials, the top of the funnel-shaped sieve plate is closed, and a plurality of small holes 14 are uniformly formed in other areas; the air inlet pipe of the front cooling device is communicated with the second connecting pipe, and the air outlet pipe of the front cooling device is communicated with the air inlet of the biogas air duct.
The lower part of the dehydration box is also provided with a cooling water collection cavity 31-1, the air inlet of the dehydration box is arranged at the upper part of the cooling water collection cavity, and the air inlet pipe of the front cooling device is communicated with the cooling water collection cavity; and the lower part of the cooling water collecting cavity is also provided with a drain pipe and a drain pipe valve.
The second connecting pipe is also provided with a target type flow switch 30; the target type flow switch is distributed on the rear side of the differential pressure control valve; of course, the cooling assembly comprises a refrigeration system, and the on-off circuit of the refrigeration system is controlled by the target type flow switch. Of course, a check valve may be added at the front side of the differential pressure control valve 24, that is, the safety degree is increased to prevent the methane from flowing backwards from one end of the gas storage tank 32, but the differential pressure control valve 24 itself also has the function of a check valve, mainly for increasing the safety or preventing the methane from flowing backwards when the differential pressure control valve 24 fails.
When in use, because the septic tank gas taking and pressure releasing valve 21 is set according to the normal working pressure required by the self-rotating circular vault septic tank, the pressure difference is as follows: the septic tank gas taking and pressure releasing valve 21 is set to be 1.5kpa, the septic tank gas taking and pressure releasing valve 21 is closed when the air pressure in the self-rotating circular vault septic tank is lower than 1.5kpa, at the moment, gas taking is stopped for maintaining normal decomposition operation in the tank, after the air pressure in the tank is higher than 1.5kpa, the septic tank gas taking and pressure releasing valve 21 is opened, the threshold value of the explosion-proof pressure releasing valve 28 is set according to the safety value of the air storage tank 32, for example, 2.5kpa, the explosion-proof pressure releasing valve 28 is closed at the moment, the control pressure difference value set by the pressure difference control valve 24 is, for example, 0.2kpa, as long as the air pressure in the air storage tank 32 is lower than the air pressure in the self-rotating circular vault septic tank by more than 0.2kpa, the pressure difference control valve 24 can be opened, biogas flows to be monitored by the target flow switch 30, and then the refrigeration and dehydration is started by the air storage tank system, and when the air pressure in the dome 32 is lower than the air pressure in the self-rotating circular vault tank by less than 0.2kpa, the pressure difference control valve 24 is closed (at this time, the target type flow switch 30 monitors that the refrigeration system is closed, and more energy is saved), at this time, the gas taking state is basically maintained, when the air pressure in the self-rotating type circular vault septic tank is gradually increased, the positive pressure difference between two ends of the pressure difference control valve 24 exceeds 0.2kpa, the self-rotating type circular vault septic tank is automatically opened and inflated, if the air pressure in the self-rotating type circular vault septic tank in summer is continuously over 2.5kpa, if the air pressure reaches 2.6kpa, the explosion-proof pressure relief valve 28 is triggered to open and exhaust, but the pressure difference control valve 24 is closed (at this time, the pressure difference control valve 24 can reach 2.4kpa at most) to prevent the air pressure in the air storage tank 32 from continuously increasing and also relieve the pressure of the self-rotating type circular vault, so as to prevent explosion, the air relief valve 29 has the air release speed higher than the methane generation speed, and when the air release speed is lower than 2.5kpa, the explosion-proof pressure relief valve 28 is closed, if the air pressure is reduced after the air is used by the air storage tank 32, the positive pressure difference between the two ends of the pressure difference control valve 24 exceeds 0.2kpa, the air charging is automatically opened, the automatic control effect is good, meanwhile, the discharged high-pressure methane is discharged from a tee joint, namely, the discharged high-pressure methane is not subjected to refrigeration and dehydration through the dehydration box, and thus, the energy is saved.
Claims (9)
1. The utility model provides a carbon cyclic utilization system of getting gas of circular vault septic tank from rotating which characterized in that: comprises a self-rotating circular vault septic tank, a valve box, a dewatering box and a gas storage tank; the upper part of the self-rotating circular vault septic tank is provided with a methane taking pipe; a first connecting pipe, a second connecting pipe and an explosion-proof pressure relief pipe which are connected together through a three-way pipe are arranged in the valve box; a septic tank gas taking and pressure releasing valve is distributed on the first connecting pipe, and the first connecting pipe is connected with the methane gas taking pipe; a pressure difference control valve is distributed on the second connecting pipe, and the second connecting pipe is connected with an air inlet of the dewatering box; the explosion-proof pressure relief pipe is provided with an explosion-proof pressure relief valve; a dewatering table is arranged in the dewatering box, and a plurality of methane air ducts are distributed on the dewatering table; the dewatering table is also provided with a cooling assembly; and the air inlet of the biogas air passage is communicated with the second connecting pipe, and the air outlet of the biogas air passage is communicated with the gas storage tank.
2. The carbon recycling gas taking system of the spinning circular vault septic tank of claim 1, wherein: the dehydration table is made of stainless steel or ceramic materials and is of a cone frustum structure with a wide upper part and a small lower part, the cooling assembly is axially distributed in the middle of the dehydration table, the biogas air duct is further arranged along the periphery of the cooling assembly, the biogas air duct is of a spiral structure and is arranged from bottom to top, and the radius of the biogas air duct is gradually increased.
3. The carbon recycling gas taking system of the spinning circular vault septic tank of claim 2, wherein: the cooling assembly comprises a cooling cavity arranged in the middle of the dewatering table, a plurality of cooling pipes are distributed in the cooling cavity, and the cooling pipes are distributed in a manner of clinging to the inner wall of the cooling cavity.
4. The carbon recycling gas taking system of the spinning circular vault septic tank of claim 2, wherein: the cooling component is a cooling channel arranged in the middle of the dewatering table, the cooling channel is of a spiral structure and is arranged from bottom to top, and the radius of the cooling channel is gradually increased.
5. The carbon recycling gas taking system of the spinning circular vault septic tank of claim 1, wherein: the dehydration table is made of stainless steel or ceramic materials, the structure is in a shuttle shape, the cooling assembly is axially distributed in the middle of the dehydration table, the biogas air duct is also arranged along the periphery of the cooling assembly, the biogas air duct is arranged from bottom to top in a spiral structure, and the radius of the biogas air duct is gradually increased and then gradually reduced; the cooling assembly is a cooling channel arranged in the middle of the dewatering table, the cooling channel is of a spiral structure and is arranged from bottom to top, and the radius of the cooling channel is gradually increased and then gradually decreased.
6. The carbon recycling gas taking system of the spinning circular vault septic tank of claim 1, wherein: a preposed cooling device is also arranged in the dewatering box; the preposed cooling device comprises a cooling tube body, the lower end of the cooling tube body is provided with an air inlet tube, and the upper end of the cooling tube body is provided with an air outlet tube; the middle part of the pipe cavity of the cooling pipe body is also provided with a funnel-shaped sieve plate which is distributed in an inverted manner; the funnel-shaped sieve plate is made of stainless steel or ceramic materials, the top of the funnel-shaped sieve plate is closed, and a plurality of small holes are uniformly formed in other areas; the air inlet pipe of the front cooling device is communicated with the second connecting pipe, and the air outlet pipe of the front cooling device is communicated with the air inlet of the biogas air duct.
7. The carbon recycling gas taking system of the spinning circular vault septic tank of claim 6, wherein: the lower part of the dehydration box is also provided with a cooling water collection cavity, the air inlet of the dehydration box is arranged at the upper part of the cooling water collection cavity, and the air inlet pipe of the front cooling device is communicated with the cooling water collection cavity; and the lower part of the cooling water collecting cavity is also provided with a drain pipe and a drain pipe valve.
8. The carbon recycling gas taking system of the spinning circular vault septic tank of claim 1, wherein: the second connecting pipe is also provided with a target type flow switch; the target type flow switch is distributed on the rear side of the differential pressure control valve; the cooling assembly comprises a refrigerating system, and the on-off of a circuit of the refrigerating system is controlled by the target type flow switch.
9. The carbon recycling gas taking system of the spinning circular vault septic tank of claim 1, wherein: and a valve switch is also arranged on the methane gas taking pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122888927.1U CN216785948U (en) | 2021-11-19 | 2021-11-19 | Carbon cyclic utilization gas taking system of self-rotating circular vault septic tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122888927.1U CN216785948U (en) | 2021-11-19 | 2021-11-19 | Carbon cyclic utilization gas taking system of self-rotating circular vault septic tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216785948U true CN216785948U (en) | 2022-06-21 |
Family
ID=82005846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122888927.1U Active CN216785948U (en) | 2021-11-19 | 2021-11-19 | Carbon cyclic utilization gas taking system of self-rotating circular vault septic tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216785948U (en) |
-
2021
- 2021-11-19 CN CN202122888927.1U patent/CN216785948U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108426426A (en) | A kind of sludge dehumidification type multistage recuperation of heat anhydration system | |
| CN111039536A (en) | Energy-efficient sludge heat drying dewatering device | |
| CN111253027B (en) | Automatic dewatering and heat cyclic utilization's high temperature aerobic fermentation system | |
| CN216785948U (en) | Carbon cyclic utilization gas taking system of self-rotating circular vault septic tank | |
| CN108485945B (en) | Reaction system suitable for organic solid waste resource utilization | |
| CN114163095A (en) | Carbon cyclic utilization gas taking system of self-rotating circular vault septic tank | |
| CN201372387Y (en) | Boiler steam pipeline exhaust steam recycling device | |
| CN216764660U (en) | Carbon cyclic utilization of from rotating circular vault septic tank gets gas condensing equipment | |
| CN101890251A (en) | High-temperature smoke dehumidifying device | |
| CN108759141B (en) | Energy-saving system for recycling freezing and drying energy | |
| CN216558208U (en) | Kitchen garbage degradation is dehumidification economizer for equipment | |
| CN2898724Y (en) | Efficient maintenance-free solar water heater | |
| CN209974651U (en) | Reation kettle with steam separator | |
| CN104748486B (en) | Method and device for reducing refrigerator frosting through dehumidification principle | |
| CN203462018U (en) | Methane rotary condensation device | |
| CN209797888U (en) | Efficient dehydration tower for methane | |
| CN202580641U (en) | Drainage device of gas pipeline | |
| CN208398411U (en) | A kind of energy conservation and environmental protection dehumidification device | |
| CN207850110U (en) | A kind of steam condensate recovering device | |
| CN216785949U (en) | Carbon cyclic utilization of from rotating circular vault septic tank gets gas control assembly | |
| CN207438593U (en) | A kind of winter rubbish thawing apparatus of consumer waste incineration power plant | |
| CN201488148U (en) | Energy-saving roof-top unit | |
| CN206965454U (en) | A kind of air-cooled standard type freezing type drier | |
| CN218811311U (en) | Three-in-one independent-chamber pulse dedusting sludge low-temperature belt type drying machine | |
| CN203719456U (en) | Circulating water return cooling and recycling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |