CN201087153Y - Surface aeration impeller lifting type sewage biological purification device with breather pipe - Google Patents
Surface aeration impeller lifting type sewage biological purification device with breather pipe Download PDFInfo
- Publication number
- CN201087153Y CN201087153Y CNU2007201760680U CN200720176068U CN201087153Y CN 201087153 Y CN201087153 Y CN 201087153Y CN U2007201760680 U CNU2007201760680 U CN U2007201760680U CN 200720176068 U CN200720176068 U CN 200720176068U CN 201087153 Y CN201087153 Y CN 201087153Y
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- China
- Prior art keywords
- tank
- aeration
- aeration tank
- impeller
- inlet pipe
- 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.)
- Expired - Lifetime
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- 238000005273 aeration Methods 0.000 title claims abstract description 108
- 239000010865 sewage Substances 0.000 title claims abstract description 38
- 238000000746 purification Methods 0.000 title claims abstract description 24
- 238000007689 inspection Methods 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 75
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 4
- 239000000460 chlorine Substances 0.000 claims description 4
- 229910052801 chlorine Inorganic materials 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 5
- 210000003746 feather Anatomy 0.000 abstract description 3
- 230000007774 longterm Effects 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 239000010802 sludge Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 238000010276 construction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000011152 fibreglass Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 235000013361 beverage Nutrition 0.000 description 2
- 238000005660 chlorination reaction Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000009293 extended aeration Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000010815 organic waste Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- -1 thereby Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Treatment Of Biological Wastes In General (AREA)
Abstract
The utility model provides a set up surface aeration impeller liftable formula biological sewage purification device of breather pipe, includes: the gunbarrel is equipped with at least one aeration tank, intake sump, inlet tube, drain pipe, control circuit board, its characterized in that: the aeration tank set up the support by the casing on the upper portion of casing, the gear motor rigid coupling is on the support, surface aeration impeller and gear motor's feather key axle penetrate the casing and the meshing of surface aeration impeller of aeration tank, the feather key spindle nose passes through the nut or keeps off the ring locking, the lower part of aeration tank set up the gas shower nozzle of breather pipe, the casing of aeration tank sets up inlet tube, drain pipe, inlet tube intercommunication intake chamber, drain pipe intercommunication inspection pond, the inspection pond sets up the outlet pipe. It has good aeration function, high purification treatment efficiency and no odor; the device has the advantages of low noise, flexibility, no secondary pollution, and capability of continuously, variably and discontinuously operating, saving energy, low operation and management cost, and long-term benefit of one-time investment by arranging the variable frequency controller to control the speed reduction motor.
Description
Technical field
The utility model relates to water processing establishment, specifically is a kind of surface aeration impeller Liftable type sewage biological purification device that ventpipe is set.
Background technology
Along with the economic construction development, the city constantly enlarges, and population increases, and the water supply in city, draining and sewage disposal are the emphasis problems in each urban construction, and it is ecological that it relates to protection, beautifies the environment water-saving every aspect.The many regional lacks of water in the world are serious now, and China also is one of them.In urban construction, the needs of sewage disposal are particularly outstanding.Sewage disposal will be used corresponding device thereof, facility, usually adopt buried waste disposal plant in the prior art, domestic buried waste disposal plant mostly is contact oxidation method and quickens aerating activated sludge process at present, though they have advantage separately, many deficiencies is arranged also.The shortcoming of contact oxidation method is a complex structure, and working cost is higher, and maintenance management is also relatively more difficult; Still have the sludge treatment problem and quicken aerating activated sludge process, for small sewage treatment plant, can cause secondary pollution as not adding sludge disposal, not only treatment system is complicated more to have added sludge disposal, also can strengthen investment.Though, a kind of sewage biological purification device is arranged, its surface aeration impeller can not carry out necessary adjusting according to the height of water level, therefore, in use can not fine performance aeration performance.
Summary of the invention
The utility model its objective is and overcomes the prior art deficiency, and a kind of surface aeration impeller Liftable type sewage biological purification device that ventpipe is set is provided, and its surface aeration impeller can carry out necessary adjusting according to the height of water level, therefore, not limited by sewage quantity.Simultaneously, the bottom of aeration tank is provided with the indignant head of ventpipe.So more can fine performance aeration performance, purifying treatment efficient height, the mud salinity is high and measure little, pollution-free, no stink, and noise is little, be convenient to be connected with original drainage system pipe, treated water can be realized second stage employ, has wide range of applications long service life, energy-conservation, water saving, operational and administrative expenses is cheap.
The purpose of this utility model is achieved in that a kind of surface aeration impeller Liftable type sewage biological purification device that ventpipe is set, comprise: setting tank is provided with at least one aeration tank, pump sump, water inlet pipe, water shoot, control circuit board, the housing top of described aeration tank is provided with support, reducing motor is fixed on the support, the sliding key shaft of surface aeration impeller and reducing motor penetrates the housing and the engagement of surface aeration impeller of aeration tank, the feather key spindle nose is by nut or baffle ring locking, the bottom of described aeration tank is provided with the indignant head of ventpipe, the water inlet pipe of connection respectively of described aeration tank, water shoot, water inlet pipe is communicated with pump sump, water shoot is communicated with checks the pond, checks that the pond sets out water pipe.
Described aeration tank is arranged in the setting tank, the housing of aeration tank is the lower opening shape, aeration tank is fixed in going to the bottom in the setting tank by contiguous block, aeration tank is communicated with the setting tank bottom, and the setting tank top is provided with plate washer, and the up and down groove of plate washer at plate washer and setting tank top movingly, the middle part of support and plate washer is spirally connected, water inlet pipe passes setting tank and is communicated with aeration tank, and the sliding key shaft of reducing motor penetrates the housing and the engagement of surface aeration impeller of aeration tank, and reducing motor connects frequency-variable controller; On plate washer, ventilating pit is set with the aeration tank top.
Described setting tank is a slack tank body, is communicated with water inlet pipe, water shoot on the slack tank body respectively, and water inlet pipe is communicated with pump sump, and water shoot is communicated with checks the pond.
Described reducing motor is provided with grille cover.
The chlorine sterilizer is set between described inspection pond and the aeration tank.
Described setting tank after, aeration tank divides body structure the preceding, the water inlet pipe of setting tank is communicated with the water shoot of aeration tank.
Described setting tank is preceding, aeration tank after the branch body structure, the water shoot of setting tank is the water inlet pipe of setting tank.
Described pump sump or water inlet pipe are provided with grid or filter screen, and water inlet pipe is provided with pumping device.
Described plate washer and setting tank periphery top are spirally connected.
The utility model has the effect of following positive benefit:
1, its surface aeration impeller can carry out necessary adjusting according to the height of water level, therefore, not limited by sewage quantity, simultaneously, the indignant head that ventpipe is set in the aeration tank bottom also can oxygen supply in water, thereby, sewage is fully contacted with oxygen with active sludge, its fine performance aeration performance, purifying treatment efficient height, the water quality after the purification reaches Chinese GB8978-88 first discharge standard.
2, compact construction, area occupied is little, be embedded in underground, be convenient to the insulation, help winter operation; The mud salinity high and measure little, no stink; Noise is little, can not cause secondary pollution, less energy-consumption, and operational and administrative expenses is low, and once investment is long-term is benefited.
3, in use be not subjected to the restriction of sewage quantity, maneuverability can singlely use, and also can a plurality ofly be used in combination.Therefore little wide cities and towns, rural area and the urban cells of the amount of being suitable for, the combination area of city and country, sanatorium, hospital, school, office building, hotel, restaurant, villa, tourist attractions etc. are difficult to build the place of large-scale centralized sewage work, meet China's actual conditions.Because water quality treatment is better, handles back water and after processing such as sterilization, promptly can be used as the indoor use such as car of flushing the toilet, brush again.
4, have wide range of applications: it not only can handle sanitary sewage, also can handle food, beverage, butchers, organic waste water such as chemical industry.
5, this apparatus main body adopts glass reinforced plastic to make, and is corrosion-resistant, in light weight, is easy to long service life is installed.
6, this device is provided with frequency-variable controller control reducing motor, thus it can control reducing motor continuously, speed change, interruption work, thereby, reach the save electricity of the maximum under the high-level efficiency situation of work.
Description of drawings
Fig. 1 is the structural representation that the utility model integral type is arranged on underground embodiment;
Fig. 2 is the structural representation that the integral type embodiment of frequency-variable controller is set;
Fig. 3 be setting tank after, aeration tank chlorination sterilizer split type the preceding is arranged on underground example structure synoptic diagram;
Fig. 4 be setting tank preceding, aeration tank after the split type device of chlorination sterilizer be arranged on the structural representation of semi-underground embodiment.
Accompanying drawing number
1, setting tank
101, the up and down groove of plate washer
102, water inlet pipe 105, water shoot
2, aeration tank (the aerobic aeration jar of being sick of)
201, surface aeration impeller 6, reducing motor (low-power motor band step-down gear)
601, grille cover 602, sliding key shaft
5, plate washer 501, venting hole
502, support 102, water inlet pipe
3, pump sump
301, grid (filter screen) 302, pumping device (pump)
4, check the pond
401, rising pipe
7, ventpipe 701, indignant head
8, frequency-variable controller
9, chlorine sterilizer
A, solarization air cell (the aerobic aeration chamber of being sick of)
B, settling chamber: purify waste water and here clarify and flow out, even very high deposition efficiency is also arranged when big flow.
Embodiment
A kind of monoblock type is provided with the surface aeration impeller Liftable type sewage biological purification device of ventpipe, please refer to Fig. 1, under all being embedded in below the ground, this device is aeration tank 2 and setting tank 1, pump sump 3, water inlet pipe 102, water shoot 105, control circuit board, this circuit uses prior art.Described aeration tank 2 is arranged in the setting tank 1, the housing of aeration tank 2 is the lower opening shape, aeration tank 2 is fixed in going to the bottom in the setting tank 1 by contiguous block, aeration tank 2 is communicated with setting tank 1 bottom, setting tank 1 top is provided with plate washer 5, the up and down groove 101 of plate washer at plate washer 5 and setting tank 1 peripheral top movingly, support 502 is spirally connected with the middle part of plate washer 5, water inlet pipe 102 passes setting tank 1 and is communicated with aeration tank 2, the sliding key shaft 602 of reducing motor 6 penetrates the housing and 201 engagements of surface aeration impeller of aeration tank 2, the bottom of described aeration tank 2 is provided with indignant 701 of ventpipe 7, on plate washer 5, ventilating pit 501 is set with aeration tank 2 tops, this driven by motor step-down gear drives and stretches into a jar interior surface aeration impeller 201, follow procedure is the automated cycle operation under the control circuit board effect, this surface aeration impeller utilizes atmosphere oxygen supply in water, also can oxygen supply in water and be provided with indignant 701 of ventpipe 7 in aeration tank 2 bottoms, thereby, sewage is fully contacted, its purification efficiency height with oxygen with active sludge.The housing of aeration tank 2 is provided with water inlet pipe 102, water shoot 105, and water inlet pipe 102 is communicated with pump sump 3, and water shoot 105 is communicated with checks pond 4, checks that pond 4 sets out water pipe 401.
Described setting tank 1 is a slack tank body, and being of setting tank 1 is broad in the middle, is the B of settling chamber, its deposition efficiency height in the platform awl cross-sectional shape jar that inwardly contracts in the lower end.
The tank deck of this aeration tank is provided with grille cover 601, is used as natural ventilation, does not produce peculiar smell.
Described plate washer 5 or be spirally connected with setting tank 1 peripheral top.As shown in Figure 3.
Described reducing motor 6 is provided with grille cover 601.Grille cover 601 is used as natural ventilation, does not produce peculiar smell.
Described pump sump 3 or water inlet pipe 102 are provided with grid or filter screen 301, and water inlet pipe 102 is provided with pumping device 302.
During enforcement, the material of described aeration tank 2 and setting tank 1 is glass reinforced plastic, and is in light weight, sturdy and durable, long service life.
The surface aeration impeller Liftable type sewage biological purification device of frequency-variable controller is set, please refer to Fig. 2, with embodiment 1, difference is its structure substantially: described reducing motor 6 connects frequency-variable controller 8.
Setting tank after, the split type the preceding surface aeration impeller Liftable type sewage biological purification device that ventpipe is set of aeration tank, please refer to Fig. 3, its structure is substantially with embodiment 1, difference is: described setting tank 1 is the branch body structure with aeration tank 2, and the water inlet pipe 102 of setting tank 1 is communicated with the water shoot 105 of aeration tanks 2.Between described inspection pond 4 and the aeration tank 2 chlorine sterilizer 7 is set.
Setting tank is preceding, aeration tank after the split type surface aeration impeller Liftable type sewage biological purification device that ventpipe is set, please refer to Fig. 4, with embodiment 1, difference is its structure substantially: the water shoot of described setting tank 1 is the water inlet pipe of setting tank 1.
To sum up described device of embodiment 1-4 has the effect of following positive benefit:
1, its surface aeration impeller can carry out necessary adjusting according to the height of water level, therefore, not limited by sewage quantity, simultaneously, being provided with indignant 701 of ventpipe 7 in aeration tank 2 bottoms also can oxygen supply in water, thereby, sewage is fully contacted with oxygen with active sludge, its fine performance aeration performance, purifying treatment efficient height, the water quality after the purification reaches Chinese GB8978-88 first discharge standard.
2, compact construction, area occupied is little, be embedded in underground, be convenient to the insulation, help winter operation; The mud salinity high and measure little, no stink; Noise is little, can not cause secondary pollution, less energy-consumption, and operational and administrative expenses is low, and once investment is long-term is benefited.
3, in use be not subjected to the restriction of sewage quantity, maneuverability can singlely use, and also can a plurality ofly be used in combination.Therefore little wide cities and towns, rural area and the urban cells of the amount of being suitable for, the combination area of city and country, sanatorium, hospital, school, office building, hotel, restaurant, villa, tourist attractions etc. are difficult to build the place of large-scale centralized sewage work, meet China's actual conditions.Because water quality treatment is better, handles back water and after processing such as sterilization, promptly can be used as the indoor use such as car of flushing the toilet, brush again.
4, have wide range of applications: it not only can handle sanitary sewage, also can handle food, beverage, butchers, organic waste water such as chemical industry.
5, this device is provided with frequency-variable controller control reducing motor 6, thus it can control reducing motor 6 continuously, speed change, interruption work, thereby, reach the save electricity of the maximum under the high-level efficiency situation of work.
This apparatus main body adopts glass reinforced plastic to make, and is corrosion-resistant, in light weight, is easy to long service life is installed.
This device is to adopt the buried a kind of device of disposing of sewage of extended aeration activated sludge process, forms biochemical zone by aeration tank, and setting tank is formed the settling region, is furnished with surface aeration impeller surface aeration and robot control system(RCS), and its treating processes has two characteristics.
1, waste water enter behind the aeration zone with jar in original mixed solution mix fully, thereby well diluted, so can bear the variation of influent quality to greatest extent, overcome the shortcoming of common aeration on than large program:
2, owing to jar interior each point water quality is even, microbial numbers and character are basic identical, so several unanimities of exhaling of working condition of jar interior biochemical zone each several part, and this just might be controlled at whole work under the good identical conditions and carry out.The characteristics of extended aeration are that dwell time of sewage is longer, generally are more than 20 hours, because treating processes has entered the endogenous metabolism stage of microorganism, so sludge yield is low.It is actual to be the device of a kind of waste water and mud comprehensive treating process, does not form excess sludge sometimes substantially, and mud has very high stability, thereby not smelly, can directly drain into drying bed and handle without digestion process.The BOD clearance can reach more than 90%, so treatment effect is good, effluent quality can reach one-level 7 standards of discharging standards (GB8978-96).
Claims (9)
1. surface aeration impeller Liftable type sewage biological purification device that ventpipe is set, comprise: setting tank (1) is provided with at least one aeration tank (2), pump sump (3), water inlet pipe (102), water shoot (105), control circuit board, it is characterized in that: the housing top of described aeration tank (2) is provided with support (502), reducing motor (6) is fixed on the support (502), the sliding key shaft (602) of surface aeration impeller and reducing motor (6) penetrates the housing and surface aeration impeller (201) engagement of aeration tank (2), sliding key shaft (602) head is by nut or baffle ring locking, the bottom of described aeration tank (2) is provided with the indignant head (701) of ventpipe, the water inlet pipe of connection respectively (102) of described aeration tank (2), water shoot (105), water inlet pipe (102) is communicated with pump sump (3), water shoot (105) is communicated with checks pond (4), checks that pond (4) sets out water pipe (401).
2. the surface aeration impeller Liftable type sewage biological purification device that ventpipe is set as claimed in claim 1, it is characterized in that: described aeration tank (2) is arranged in the setting tank (1), the housing of aeration tank (2) is the lower opening shape, aeration tank (2) is fixed in going to the bottom in the setting tank (1) by contiguous block, aeration tank (2) is communicated with setting tank (1) bottom, setting tank (1) top is provided with plate washer (5), the up and down groove of plate washer (101) at plate washer (5) and setting tank (1) top movingly, support (502) is spirally connected with the middle part of plate washer (5), water inlet pipe (102) passes setting tank (1) and is communicated with aeration tank (2), the sliding key shaft (602) of reducing motor (6) penetrates the housing and surface aeration impeller (201) engagement of aeration tank (2), and reducing motor (6) connects frequency-variable controller (8); Go up and aeration tank (2) top is provided with ventilating pit (501) at plate washer (5).
3. the surface aeration impeller Liftable type sewage biological purification device that ventpipe is set as claimed in claim 1, it is characterized in that: described setting tank (1) is a slack tank body, on the slack tank body, be communicated with water inlet pipe (102), water shoot (105) respectively, water inlet pipe (102) is communicated with pump sump (3), and water shoot (105) is communicated with checks pond (4).
4. the surface aeration impeller Liftable type sewage biological purification device that ventpipe is set as claimed in claim 1 or 2, it is characterized in that: described reducing motor (6) is provided with grille cover (601).
5. the surface aeration impeller Liftable type sewage biological purification device that ventpipe is set as claimed in claim 1 is characterized in that: between described inspection pond (4) and the aeration tank (2) chlorine sterilizer (9) is set.
6. the surface aeration impeller Liftable type sewage biological purification device that ventpipe is set as claimed in claim 1, it is characterized in that: described setting tank (1) after, aeration tank (2) divides body structure the preceding, and the water inlet pipe (102) of setting tank (1) is communicated with the water shoot (105) of aeration tank (2).
7. the surface aeration impeller Liftable type sewage biological purification device that ventpipe is set as claimed in claim 1, it is characterized in that: described setting tank (1) is preceding, aeration tank (2) after the branch body structure, the water shoot of setting tank (1) is the water inlet pipe of setting tank (1).
8. the surface aeration impeller Liftable type sewage biological purification device that ventpipe is set as claimed in claim 1, it is characterized in that: described pump sump (3) or water inlet pipe (102) are provided with grid or filter screen (301), and water inlet pipe (102) is provided with pumping device (302).
9. the surface aeration impeller Liftable type sewage biological purification device that ventpipe is set as claimed in claim 2 is characterized in that: described plate washer (5) is spirally connected with the peripheral top of setting tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201760680U CN201087153Y (en) | 2007-09-21 | 2007-09-21 | Surface aeration impeller lifting type sewage biological purification device with breather pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201760680U CN201087153Y (en) | 2007-09-21 | 2007-09-21 | Surface aeration impeller lifting type sewage biological purification device with breather pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201087153Y true CN201087153Y (en) | 2008-07-16 |
Family
ID=39634747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201760680U Expired - Lifetime CN201087153Y (en) | 2007-09-21 | 2007-09-21 | Surface aeration impeller lifting type sewage biological purification device with breather pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201087153Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105439288A (en) * | 2015-11-20 | 2016-03-30 | 江苏蓝晨环保科技有限公司 | Small-sized underground domestic sewage treatment integrated device |
| CN108516616A (en) * | 2018-05-30 | 2018-09-11 | 四川奥恒环保科技有限公司 | A kind of aerobic tank for preventing sludge from accumulating |
| CN109534607A (en) * | 2018-12-21 | 2019-03-29 | 佛山市玉凰生态环境科技有限公司 | Sewage disposal device with automatic aeration function |
-
2007
- 2007-09-21 CN CNU2007201760680U patent/CN201087153Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105439288A (en) * | 2015-11-20 | 2016-03-30 | 江苏蓝晨环保科技有限公司 | Small-sized underground domestic sewage treatment integrated device |
| CN105439288B (en) * | 2015-11-20 | 2018-11-23 | 江苏蓝晨环保科技有限公司 | Small-sized buried under earth type sewage handles integrated apparatus |
| CN108516616A (en) * | 2018-05-30 | 2018-09-11 | 四川奥恒环保科技有限公司 | A kind of aerobic tank for preventing sludge from accumulating |
| CN109534607A (en) * | 2018-12-21 | 2019-03-29 | 佛山市玉凰生态环境科技有限公司 | Sewage disposal device with automatic aeration function |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080716 |
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| CX01 | Expiry of patent term |