CN104314163B - Combination assembled buoyancy aid servo-actuated added cover for sewage pool film phonograph seal unit and seal closure - Google Patents
Combination assembled buoyancy aid servo-actuated added cover for sewage pool film phonograph seal unit and seal closure Download PDFInfo
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- CN104314163B CN104314163B CN201410483858.8A CN201410483858A CN104314163B CN 104314163 B CN104314163 B CN 104314163B CN 201410483858 A CN201410483858 A CN 201410483858A CN 104314163 B CN104314163 B CN 104314163B
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- Prior art keywords
- buoyancy aid
- seal
- sealing unit
- support frame
- diaphragm seal
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Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
- E03F5/101—Dedicated additional structures, interposed or parallel to the sewer system
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sealing Devices (AREA)
Abstract
The invention discloses a kind of combination assembled buoyancy aid servo-actuated added cover for sewage pool film phonograph seal unit and seal closure, described sealing unit includes buoyancy aid, support frame and diaphragm seal, described buoyancy aid is that the material being lighter than water makes, buoyancy aid is frame-shaped structure, being fixed with the support frame protruded upward on buoyancy aid, described diaphragm seal is supported by support frame and is covered on buoyancy aid.Buoyancy aid, support frame and diaphragm seal form the sealing unit of independent design, sealing unit can be combined into the seal closure of needs according to practical situation, produce and install the most very convenient, this structure, can effectively alleviate the weight of whole seal closure, light structure, durable, it is possible to reduce the power consumption of seal closure work, also make the tolerance of seal closure greatly reduce.
Description
Technical field
The present invention relates to environmental protection equipment, precisely for by waste gas produced for the cesspool encapsulation process equipment carrying out and processing.
Background technology
Along with fast development and the continuous expansion of city size of China's economy, the living environment of the common people goes from bad to worse the most therewith, dirty
Contaminate serious such as medication chemistry, paper-making industry urban district equidistant with municipal sewage plant more and more nearer.People are to health environment
Require the highest with cry while, government produces, to related industry, the waste gas that brought and attaches great importance to waste water control, just by
Walk out of platform relevant policies.
Current a lot of Sewage Plant peripheries have many residential buildings, focus on the factory pond of sewage be the most all exposed outside, once have
Wind blowed, and foul smell will rack and be scattered in residential building.
The foul gas of sewage treatment plant and refuse landfill pollutes the problem that the always relevant personnel have a headache most, and governance approach is to have,
The collection and confinement of gases of large-scale cell body (such as sedimentation tank, mud oxidation ditch, concentration basin, digester) is the problem being most difficult to maximum,
Large span, corrosion, the life-span, durability degree.Particularly some sedimentation tanks, not only size is big (general diameter reaches 40～60m), general
The logical form of adding a cover is difficulty with, or structure bulky after realization, and original cell body is difficult to bear and cannot implement (because of some sewage
These loads are not considered during the design-build of pond), and owing to some cesspool has walking sewage disposal device and detection equipment,
Operator need regular check and operate, if using commonsense method to seal, operator need to enter and seal
Lid in-vivo procedures is owing to the impact of poisonous waste odour-gas is by extremely dangerous, and walking sewage disposal device and detection equipment are sealing
Owing to being corroded by corrosivity waste odour-gas in lid, being very easy to break down, service life is greatly shortened.
Patent publication No. has been the public announcement of a patent application of CN2883527 entitled " bi-membrane method process stink collection and processing means "
A kind of bi-membrane method process stink collection and processing means, this device includes that collecting hood, fan assembly, described collecting hood include steel structure
Part and coverlay, described fan assembly includes exhaust tube and blower fan, and it also includes a bio-film colonization deodorization equipment, and steel beam column sets up
On cesspool, described coverlay hangs on the lower section of steel beam column and covers in the Chi Kou of cesspool；Described exhaust tube be connected to biology
Air inlet on biofilm deodorization equipment, the gas outlet on described bio-film colonization deodorization equipment is connected with evacuated tube.This patent application uses
The fluorine-carbon fibre membrane that resistance to corrosion is the strongest covers waste odour-gas, and fluorine-carbon fibre membrane is suspended in midair in outside by steel beam column, the most both plays
The corrosion resistance of fluorine-carbon fibre membrane, contacts the etching problem brought from solving steel beam column again with corrosive gas.But, this kind
Structure has a problem in that in addition to carrying out gas sampling, also uses bio-film colonization deodorization equipment, adds making and use cost,
Bio-film colonization needs often to change, in-convenience in use；And on steel beam column frame, safeguard there is the biggest personal safety hidden danger；
Besides, suspending fluorine-carbon fibre membrane in midair by steel beam column, add the weight of equipment, be not easy to install and safeguard, this equipment is simultaneously
Fix, it is impossible to coordinate miscellaneous equipment to carry out the stirring of mud.
This was improved by applicant in 2013, it is proposed that patent application 201320098463.7, disclosed a kind of servo-actuated
Formula added cover for sewage pool film phonograph seal cover, it includes steelframe, exhaust tube, facade film, coverlay, drag-line, column, pipeline support
Frame and ring-type rail；The bottom of this seal closure has vertically disposed column, and column is positioned at cesspool both sides, protrudes upward；Vertical
Being fixed with pipeline support frame on post, pipeline support frame is across cesspool, and original cesspool cell body end face is provided with ring-type rail, ring
Support is had BOGEY WHEEL on shape rail；The facade film that steel outer shroud supports is arranged at the top of BOGEY WHEEL, BOGEY WHEEL along ring-type rail
Being installed on the bottom of steel outer shroud, steel outer shroud inner support has on facade film, and facade film and is arranged at intervals with observation window；Steel outer shroud upper
Portion supports exhaust tube, and the inner side of exhaust tube is extended with the bleeding point bent inwardly downward, and steel outer shroud is the most inwardly provided with some
Bar cable wire, cable wire is hung with steel internal ring at cesspool overcentre.Cable wire is divided into track cable and reverse rope, and reverse rope is fixed on steel
On internal ring and steel outer shroud, meanwhile, a track cable is also secured on steel internal ring and steel outer shroud, and reverse Suo Yiduan is fixed on steel internal ring
Portion, the other end is then fixed on steel outer shroud top, and track cable one end is fixed on steel internal ring bottom, and one end is then fixed on steel outer shroud top,
The lower section of track cable arranges diaphragm seal.This structure designs for the circular treatment tank of numerous domestic, is combined with mud scraper,
Be capable of large scale cell body is sealed, it is also possible to by all walking sewage disposal devices and detection equipment exposed
Outward, operative can be facilitated, and the service life of these equipment can be extended.
Above-mentioned structure is overally supported by bracing members frame, alleviates the burden of film supporting construction, but needs certain span
Steel support structure support diaphragm seal, diaphragm seal is also sufficiently large simultaneously, and to cover whole cesspool, this can increase undoubtedly
Add cost of manufacture and difficulty, cause construction period elongated.And, mud scraper operationally, need to drive whole film and film
Support structure selects, and energy consumption is big, not environmentally.
Summary of the invention
Based on this, the primary and foremost purpose of the present invention be to provide a kind of combination assembled buoyancy aid servo-actuated added cover for sewage pool film phonograph seal unit and
Seal closure, this sealing unit and seal closure light structure, durable, and there is good antiseptic effect.
It is also another object of the present invention to provide a kind of combination assembled buoyancy aid servo-actuated added cover for sewage pool film phonograph seal unit and sealing
Cover, this sealing unit and seal closure float on the water surface, it is possible to rotating with water, lightweight, power consumption is little, economic security, it is simple to
Install and safeguard.
A further object of the present invention is to provide a kind of combination assembled buoyancy aid servo-actuated added cover for sewage pool film phonograph seal unit and sealing
Cover, this sealing unit and seal closure can be processed according to practical situation, quick and easy for installation, it is simple to assemble, cost of manufacture
Cheap, it is simple to promote, can be widely applied in the sewage waste gas treatment process in existing various field.
In order to achieve the above object, the present invention is realized in.
A kind of combination assembled buoyancy aid servo-actuated added cover for sewage pool film phonograph seal unit, it is characterised in that described sealing unit includes
Buoyancy aid, support frame and diaphragm seal, described buoyancy aid is that the material being lighter than water makes, and buoyancy aid is frame-shaped structure, fixing on buoyancy aid
Having the support frame protruded upward, described diaphragm seal is supported by support frame and is covered on buoyancy aid.Buoyancy aid, support frame and close
Sealer forms the sealing unit of independent design, and sealing unit can be combined into the seal closure of needs, produces and pacify according to practical situation
Dress is all very convenient, this structure, it is possible to effectively alleviate the weight of whole seal closure, light structure, durable, it is possible to subtract
The power consumption of few seal closure work, (steelwork can be caused corrosion by the acidic materials in foul smell also to make the tolerance of seal closure；And seal
The best meeting of operating environment in cover brings adverse influence to operator, so the tolerance in seal closure is the smaller the better) significantly subtract
Few.
Described buoyancy aid, it is frame-shaped structure, and the level cross-sectionn of described buoyancy aid is fan-shaped, trapezoidal, triangle, four directions
Any one of shape.Frame-shaped structure, it is simple to form laying and the sealing of the supporting and space of support frame, the most beneficially diaphragm seal.
Described buoyancy aid, its at least one sidewall is provided with pump-line, so that passing through exhaust tube between adjacent sealing unit
Road connection is got up, it is simple to bleed.
Described diaphragm seal, it is supportted domed by support frame, and the periphery of diaphragm seal is fixed and is sealed on buoyancy aid.
Described diaphragm seal, is covered on support frame, and at least one position of its periphery is provided with leaking hole, with by rainwater etc.
Outside hydrops excretes out.
Further, described leaking hole is arranged at above the framework of buoyancy aid, and the framework of buoyancy aid is provided with corresponding to leaking hole
Discharge orifice, discharge orifice is arranged corresponding to leaking hole, can seal diaphragm seal.
A kind of combination assembled buoyancy aid servo-actuated added cover for sewage pool film phonograph seal cover, it includes column, discharge, exhaust tube, pipe
Road support and steel bracket, it is characterised in that in described cesspool, be provided with a plurality of sealing unit, sealing unit include buoyancy aid,
Support frame and diaphragm seal, described buoyancy aid is that the material being lighter than water makes, and buoyancy aid is frame-shaped structure, and buoyancy aid is fixed with upwards
The support frame stretched out, described diaphragm seal is supported by support frame and is covered on buoyancy aid；The cincture of described sealing unit is arranged in takes out
Below trachea, and connect with exhaust tube.Exhaust tube, is connected with external blower fan under normal circumstances, by lid under the drive of blower fan
Interior waste odour-gas body is transported to the deodorizing device of specialty and carries out deodorization harm reduction process.
Described sealing unit, is surrounded on cesspool central array, and each seal closure at least includes row's sealing unit.
Described sealing unit, when there is two or more rows, tandem sealing unit is carried out even by pump-line
Logical, to reach the purpose bled.
The diaphragm seal of described sealing unit, counter hangs below support frame, and the diaphragm seal of adjacent seals unit is connected to one simultaneously
Rise and seal, so that whole seal closure has seal.
Described seal closure, is provided with hook between adjacent sealing unit, to be coupled together by sealing unit when assembling.
Described diaphragm seal, it is generally the case that diaphragm seal uses special corrosion resistant surfaces to process, and hot strength is big, sealing property
Good, service life is long.
Beneficial effects of the present invention is as follows.
1, the present invention can be with independent assortment, it is achieved seal sewage cell body, collection effective to waste odour-gas.
2, weight of the present invention is light and handy, and durable, corrosion-resistant, service life is long.
3, the present invention can facilitate operative by exposed outside to all walking sewage disposal devices and detection equipment,
And the service life of these equipment can be extended.
4, the present invention is easy to processing and fabricating, easy to assembly, short construction period, compared with commonly adding lid, reduces cost.
5, on the present invention can bubble through the water column, can rotate with water, power consumption during work, can be reduced.
Accompanying drawing explanation
Fig. 1 is the structural representation of buoyancy aid in the implemented sealing unit of the present invention.
Fig. 2 is support frame and the structural representation of diaphragm seal in the implemented sealing unit of the present invention.
Fig. 3 is the structural representation of the implemented sealing unit of the present invention.
Schematic diagram when Fig. 4 specifically applies by the implemented sealing unit of the present invention.
Fig. 5 is implemented the structural representation of another kind of buoyancy aid by the present invention.
Fig. 6 is the structural representation of the realized seal closure of the present invention.
Detailed description of the invention
Below, shown in accompanying drawing, it is embodied as elaborating to the present invention.It should be understood that these examples are not limit
The scope of the present invention processed, without departing from the spirit and scope of this invention, the present invention can be made and changing by people in the art
Become and improve to be adapted for different service conditions, different conditions.
Shown in Fig. 1, by the buoyancy aid 1 in the sealing unit that the present invention is realized, buoyancy aid 1 is that the material being lighter than water makes, generally
Make for solid polystyrene foam, it would however also be possible to employ other similar plastics or plasthetics, it might even be possible to use hollow knot
Plastics or the timber of structure make.Buoyancy aid 1 usually frame-shaped structure, as it is shown in figure 1, wherein the front end of buoyancy aid 1 is little,
With near the middle standing pillar with seal closure, the rear end 11 of buoyancy aid 1 increases, to form similar trapezoidal structure, it is simple to each is close
Envelope unit splices.In general, rear end 11 is both provided with pump-line 12, to be connected with sealing unit below,
When the sealing unit being connected the most below, this pump-line 12 can not use, or is blocked by pump-line 12, prevents
Gas leakage.
Shown in Fig. 2, buoyancy aid 1 being fixed with the support frame 2 protruded upward, diaphragm seal 3 is supported also by support frame 2
It is covered on buoyancy aid 1.The periphery of diaphragm seal 3 is covered with the edge of buoyancy aid 1 just, such buoyancy aid 1, support frame 2 and close
Sealer 3 is formed for the sealing unit of independent design, is wherein sealed by fluid sealant 33 between diaphragm seal 3 and buoyancy aid 1,
Sealing unit is made to constitute a single seal, as shown in Figure 3.To be able to seal single according to practical situation when actually used
Unit is combined into the seal closure of needs, produces and install all very convenient, this structure, it is possible to effectively alleviate the weight of whole seal closure
Amount, light structure, durable, it is possible to reduce the power consumption of seal closure work, also make the tolerance (acidity in foul smell of seal closure
Steelwork can be caused corrosion by material；And the best meeting of operating environment in seal closure brings adverse influence to operator, so
Tolerance in seal closure is the smaller the better) greatly reduce.
The frame-shaped structure of buoyancy aid 1, it is simple to form the supporting and space of support frame 2, the most beneficially laying of diaphragm seal 3 and close
Envelope.For the needs used and install, the level cross-sectionn that buoyancy aid can be designed to is fan-shaped, trapezoidal, triangle, square
Any one.
Diaphragm seal 3 is supportted domed by support frame, and the periphery of diaphragm seal 3 is fixed and is sealed on buoyancy aid 1.Meanwhile, close
At least one position of the periphery of sealer 3 is provided with leaking hole 31, to be excreted out by the outside hydrops such as rainwater.
Shown in Fig. 3, this leaking hole 31 is arranged at above the rear end 11 of buoyancy aid 1, the rear end 11 of buoyancy aid is provided with corresponding to
The discharge orifice 13 of leaking hole 31, discharge orifice 13 is arranged corresponding to leaking hole 31, can seal diaphragm seal 3.
In use, as shown in Figure 4, buoyancy aid 1 floats in water, and it hangs support have diaphragm seal 3 by support frame 2 is counter
(counter hang, namely at the supported underneath diaphragm seal 3 of support frame 2, to avoid the toxic and harmful corruption to support frame 2
Erosion), the periphery of diaphragm seal 3 is peripherally sealed together with buoyancy aid 1, forms a sealing unit floated.
Buoyancy aid 1 can also be fan-shaped frame structure, as it is shown in figure 5, now, the rear end 11 of buoyancy aid 1 and front end are arc
Shape, it is possible to more effectively this sealing unit of plural number is spliced into circular configuration, to meet the process needs of existing circular cesspool.
When this sealing unit of plural number constitutes seal closure when, as shown in Figure 6.This servo-actuated cesspool of combination assembled buoyancy aid adds
Epiphragma seal closure, includes column, discharge, exhaust tube 8, support of pipelines 5 and steel bracket 4, and wherein, steel bracket 4 is solid
Surely being arranged at the both sides of cesspool 7, steel bracket 4 is provided with support of pipelines 5, support of pipelines 5 supports discharge, collection
The lower section of trachea is connected to exhaust tube 8, and exhaust tube 8 is connected with external blower fan under normal circumstances, by lid under the drive of blower fan
Waste odour-gas body be transported to specialty deodorizing device carry out deodorization harm reduction process.These structures include hanging mud machine 6 all and existing structure
Same or like, do not repeat them here.
It is essential that the present invention realize seal closure include a plurality of sealing unit, each sealing unit be respectively provided with buoyancy aid 1,
Support frame 2 and diaphragm seal 3.
Said sealing unit, points two groups rows are surrounded on cesspool central array, before row's sealing unit be 10, second row
Sealing unit is 20.According to actual needs, it is also possible to the 3rd row's sealing unit, even more sealing unit are set.Before
The sealing unit of rear arrangement is connected by pump-line 12, to reach the purpose bled.
The diaphragm seal 3 of adjacent seals unit is sealed by seam 34, to reach the effect of integral sealing.
And, in order to consolidate the position relationship between adjacent seals unit, it is also possible to arrange extension between adjacent sealing unit
Hook, to couple together sealing unit when assembling.
The front end of first row sealing unit, diaphragm seal 3 are provided with exhaust tube interface 32, to connect with exhaust tube 8, enter
Row is bled.So, the inner space of each sealing unit can be connected by exhaust tube 8 by pump-line 12.
This structure of present invention design, is constituted seal closure by single sealing unit, and one be easily installed can be by huge
Diaphragm seal and support Design become less sealing unit to be processed, processing is simple, speed fast, installs also easy, is safeguarding
Time, can keep in repair for having problematic sealing unit, easy to maintenance.
Meanwhile, sealing unit floats on cesspool, it is possible to rotate with current, hanging the work of mud machine when, it is possible to easily
Drive sealing unit rotates, and motor power consumption is little, saves the energy.
Particularly buoyancy aid can float on the water surface for a long time, will not be by corrosion in water, and service life is long.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and former
Any amendment, equivalent and the improvement etc. made within then, should be included within the scope of the present invention.
Claims (7)
1. a combination assembled buoyancy aid servo-actuated added cover for sewage pool film phonograph seal unit, it is characterised in that described sealing unit includes
Having buoyancy aid, support frame and diaphragm seal, described buoyancy aid is that the material being lighter than water makes, and buoyancy aid is frame-shaped structure, solid on buoyancy aid
Surely having the support frame protruded upward, described diaphragm seal is supported by support frame and is covered on buoyancy aid；Wherein the front end of buoyancy aid is little,
The rear end of buoyancy aid increases, it is simple to each sealing unit splices；Described diaphragm seal, is covered on support frame, and its periphery
At least one position is provided with leaking hole, to be excreted to inside cesspool by the outside hydrops such as rainwater；Described leaking hole is arranged at floating
Above the framework of body, the framework of buoyancy aid being provided with the discharge orifice corresponding to leaking hole, discharge orifice is arranged corresponding to leaking hole, with
Diaphragm seal can be sealed.
Combination assembled buoyancy aid the most as claimed in claim 1 servo-actuated added cover for sewage pool film phonograph seal unit, it is characterised in that described
Buoyancy aid, its at least one sidewall is provided with pump-line, so that being got up by pump-line connection between adjacent sealing unit,
It is convenient for bleeding.
Combination assembled buoyancy aid the most as claimed in claim 1 servo-actuated added cover for sewage pool film phonograph seal unit, it is characterised in that described
Diaphragm seal, it is supportted domed by support frame, and the periphery of diaphragm seal is fixed and is sealed on buoyancy aid.
4. a combination assembled buoyancy aid servo-actuated added cover for sewage pool film phonograph seal cover, its include column, discharge, exhaust tube,
Support of pipelines and steel bracket, it is characterised in that being provided with a plurality of sealing unit in described cesspool, sealing unit includes floating
Body, support frame and diaphragm seal, described buoyancy aid is that the material being lighter than water makes, and buoyancy aid is frame-shaped structure, wherein before buoyancy aid
Holding little, the rear end of buoyancy aid increases, it is simple to each sealing unit splices；The support frame protruded upward it is fixed with on buoyancy aid,
Described diaphragm seal is supported by support frame and is covered on buoyancy aid；Described sealing unit around being arranged in below exhaust tube, and with take out
Trachea connects；Described diaphragm seal, is covered on support frame, and at least one position of its periphery is provided with leaking hole, with by rain
The outside hydrops such as water is excreted to inside cesspool；Described leaking hole is arranged at above the framework of buoyancy aid, and the framework of buoyancy aid is provided with
Corresponding to the discharge orifice of leaking hole, discharge orifice is arranged corresponding to leaking hole, can seal diaphragm seal.
Combination assembled buoyancy aid the most as claimed in claim 4 servo-actuated added cover for sewage pool film phonograph seal cover, it is characterised in that described close
Envelope unit, is surrounded on cesspool central array, and each seal closure at least includes row's sealing unit.
Combination assembled buoyancy aid the most as claimed in claim 5 servo-actuated added cover for sewage pool film phonograph seal cover, it is characterised in that described close
Envelope unit, when there is two or more rows, tandem sealing unit is connected by pump-line, to reach to take out
The purpose of gas.
Combination assembled buoyancy aid the most as claimed in claim 4 servo-actuated added cover for sewage pool film phonograph seal cover, it is characterised in that described close
The diaphragm seal of envelope unit, counter hangs below support frame, and the diaphragm seal of adjacent seals unit is connected together and seals simultaneously,
It is provided with hook, to be coupled together by sealing unit when assembling between adjacent sealing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410483858.8A CN104314163B (en) | 2014-09-19 | 2014-09-19 | Combination assembled buoyancy aid servo-actuated added cover for sewage pool film phonograph seal unit and seal closure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410483858.8A CN104314163B (en) | 2014-09-19 | 2014-09-19 | Combination assembled buoyancy aid servo-actuated added cover for sewage pool film phonograph seal unit and seal closure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104314163A CN104314163A (en) | 2015-01-28 |
| CN104314163B true CN104314163B (en) | 2016-08-24 |
Family
ID=52369464
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410483858.8A Expired - Fee Related CN104314163B (en) | 2014-09-19 | 2014-09-19 | Combination assembled buoyancy aid servo-actuated added cover for sewage pool film phonograph seal unit and seal closure |
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| CN (1) | CN104314163B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107032424A (en) * | 2017-06-07 | 2017-08-11 | 北京佳和兴环保工程有限公司 | The combination cover of the suspension lid is covered and included to a kind of suspend |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3412927A1 (en) * | 1984-04-06 | 1985-10-17 | Fritz Reinke Engineering, 6120 Erbach | Roof structure for covering liquid-filled basins |
| US5593575A (en) * | 1994-04-14 | 1997-01-14 | Cretini; Gus R. | Floating cover and baffle system |
| JP2010149059A (en) * | 2008-12-25 | 2010-07-08 | Metawater Co Ltd | Cover lid of sewerage facilities and method for using the same |
| CN203188356U (en) * | 2013-03-05 | 2013-09-11 | 深圳市维拓空间膜技术开发有限公司 | Following-type cesspool capping membrane sealing cover |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3033646A1 (en) * | 1980-09-06 | 1982-04-29 | Menzel Gmbh & Co, 7000 Stuttgart | Sewage basin cover - by sealing inflatable float ring and domed flexible sheath |
| JP2001322697A (en) * | 2000-05-16 | 2001-11-20 | Ishikawajima Harima Heavy Ind Co Ltd | Fabrication method of floating-roof type tank |
| US7491265B1 (en) * | 2005-06-17 | 2009-02-17 | Johnson Dennis J | Cover for animal waste collection area |
| CN102353563A (en) * | 2011-06-13 | 2012-02-15 | 北京林业大学 | Acquisition apparatus and sampling method for greenhouse gas released by sewage aerobic treatment unit |
-
2014
- 2014-09-19 CN CN201410483858.8A patent/CN104314163B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3412927A1 (en) * | 1984-04-06 | 1985-10-17 | Fritz Reinke Engineering, 6120 Erbach | Roof structure for covering liquid-filled basins |
| US5593575A (en) * | 1994-04-14 | 1997-01-14 | Cretini; Gus R. | Floating cover and baffle system |
| JP2010149059A (en) * | 2008-12-25 | 2010-07-08 | Metawater Co Ltd | Cover lid of sewerage facilities and method for using the same |
| CN203188356U (en) * | 2013-03-05 | 2013-09-11 | 深圳市维拓空间膜技术开发有限公司 | Following-type cesspool capping membrane sealing cover |
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| CN104314163A (en) | 2015-01-28 |
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