CN112642180A - Translational membrane cover for sewage pool - Google Patents
Translational membrane cover for sewage pool Download PDFInfo
- Publication number
- CN112642180A CN112642180A CN201910959459.7A CN201910959459A CN112642180A CN 112642180 A CN112642180 A CN 112642180A CN 201910959459 A CN201910959459 A CN 201910959459A CN 112642180 A CN112642180 A CN 112642180A
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- Prior art keywords
- frame
- membrane cover
- cable
- sewage pool
- ridge
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000012528 membrane Substances 0.000 title claims abstract description 93
- 239000010865 sewage Substances 0.000 title claims abstract description 41
- 230000003068 static effect Effects 0.000 claims abstract description 17
- 238000005096 rolling process Methods 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 239000004744 fabric Substances 0.000 description 7
- 239000007789 gas Substances 0.000 description 6
- 238000004062 sedimentation Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 3
- 238000004332 deodorization Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 210000000278 spinal cord Anatomy 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0003—Making of sedimentation devices, structural details thereof, e.g. prefabricated parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/18—Construction of the scrapers or the driving mechanisms for settling tanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
- B01D53/228—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion characterised by specific membranes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to a translational membrane cover for a sewage pool, which comprises a membrane cover frame and a translational membrane cover, wherein the membrane cover frame comprises a static membrane cover frame and a dynamic membrane cover frame, two ends of two sides of a bridge frame of a mud scraper are arranged on bridge frame rails at the other two opposite ends of the sewage pool, the translational membrane cover comprises a foldable membrane cover covering the sewage pool, a ridge rope is connected between the static membrane cover frames, a plurality of frame rope sliding sleeves are arranged on the ridge rope, frame ropes are arranged in the frame rope sliding sleeves, one end of each frame rope is connected with a pulley on a frame rope rail at one end of the other two opposite ends of the sewage pool, the other end of each frame rope is connected with a pulley on a frame rope rail at the other two opposite ends of the sewage pool, two side ends of the foldable membrane cover are connected with corresponding pulleys, a plurality of frame rope sleeves are arranged on the foldable membrane cover, and frame ropes penetrate through the frame rope sleeves. The invention adopts the translational foldable membrane cover which is integrated on the mud scraper and is unfolded or folded along with the movement of the mud scraper, and has the characteristics of meeting the operation requirement of the mud scraper and safety.
Description
Technical Field
The invention relates to a waste gas membrane cover of a sewage sedimentation tank, in particular to an improved sewage tank translation type membrane cover, and belongs to the field of sewage tank waste gas treatment equipment.
Background
At present, the fixed capping is adopted for gas collection of a horizontal flow sedimentation tank in a sewage treatment system, namely, the whole sedimentation tank and an attached mud scraper are both covered by an overhead sealing cover, and the sealing mode has the following problems: the novel mud scraper has the advantages that the mud scraper needs to be wrapped in a capping cover body, so that gas is in direct contact with a bridge frame of the mud scraper and equipment on the bridge frame, the corrosion to the equipment is serious, the service life is influenced, personnel need to enter the capping cover body during routing inspection, potential safety hazards exist to the personnel, meanwhile, the overall capping height is high, the gas amount is large, and the gas amount treatment and the type selection of gas treatment equipment are uneconomical; secondly, if the bridge of the mud scraper is exposed, the covered cover body framework is inconvenient to arrange because the mud scraper is in a reciprocating working state; after the cover is added, the normal operation and use of the mud scraper can be met, the working range can be covered only when the set stroke is reached, and the thickness is thicker after the framework type folding, so that the working range of the mud scraper is influenced; after being folded, the membrane cloth has a sagging depth, and for a horizontal sedimentation tank, the design liquid level is high generally, so that after being folded, the membrane is easy to contact with the liquid level, and the use is influenced.
Disclosure of Invention
The invention discloses a novel scheme of a translational membrane cover of a sewage pool, which adopts a translational foldable membrane cover which is integrated on a mud scraper and is unfolded or folded along with the movement of the mud scraper, and solves the problems that the existing scheme can not meet the operation requirement of the mud scraper and has potential safety hazards of personnel.
The invention relates to a translational membrane cover for a sewage pool, which comprises a membrane cover frame and a translational membrane cover, wherein the membrane cover frame comprises a static membrane cover frame arranged on two opposite ends of the sewage pool and a movable membrane cover frame arranged on two sides of a bridge frame of a mud scraper, two ends of two sides of the bridge frame of the mud scraper are arranged on tracks of the bridge frame of the mud scraper on the other opposite ends of the sewage pool, the translational membrane cover comprises a foldable membrane cover covering the sewage pool, the front end of the foldable membrane cover is connected with the movable membrane cover frame, the rear end of the foldable membrane cover is connected with the static membrane cover frame, a ridge cable is connected between the static membrane cover frames, a plurality of frame cable sliding sleeves are arranged on the ridge cable, frame cables are arranged in the frame cable sliding sleeves, one end of each frame cable is connected with a pulley on a frame cable track on one end of the other opposite ends of the sewage pool, the other end of each frame cable is connected with a pulley on a frame cable track on the other opposite ends of the sewage pool, and two side, the foldable film cover is provided with a plurality of frame cable sleeves, frame cables penetrate through the frame cable sleeves, the ridge cables and the frame cables support the foldable film cover to cover the foldable film cover above the sewage pool, and the bridge frame of the mud scraper moves along the bridge frame rail of the mud scraper to drive the foldable film covers on two sides of the bridge frame of the mud scraper to unfold or fold.
Furthermore, the pool face of effluent water sump of this scheme is the square, and quiet membrane cover frame, move the membrane cover frame and be the membrane cover frame that the structure is the same, and the membrane cover frame is chevron shape steel frame roof beam, and the both ends of spinal cord are connected with the top of the quiet membrane cover frame that corresponds and are formed chevron shape room ridge-like frame.
Furthermore, the frame cable sliding sleeve comprises a frame cable sleeve, a frame cable is arranged in the frame cable sleeve, a shaft bracket is arranged on the outer side of the frame cable sleeve, a V-shaped bearing wheel is arranged on the shaft bracket and forms a rolling lap joint with the ridge cable, and the frame cable sliding sleeve can move along the ridge cable through the rolling lap joint to realize the unfolding or folding of the foldable film cover.
Furthermore, the frame cable sliding sleeve comprises a frame cable sleeve, a frame cable is arranged in the frame cable sleeve, a hanging ring is arranged on the outer side of the frame cable sleeve, the hanging ring is hung on the ridge cable to form sliding connection, and the frame cable sliding sleeve moves along the ridge cable through the sliding connection to realize the unfolding or folding of the foldable film cover.
Furthermore, the cable erecting rail comprises an I-shaped groove rail, an inner groove rail A and an inner groove rail B which are arranged in parallel from top to bottom and have C-shaped cross sections are arranged in the rail groove of the I-shaped groove rail, a pulley is arranged in the inner groove rail A or the inner groove rail B, a connecting rod extending in the radial direction is arranged on a wheel shaft of the pulley, and the end of the connecting rod is connected with one end or the other end of the cable erecting in a tensioning manner.
Furthermore, in the present solution, two ends of one of the adjacent supporting cables on the ridge cable are connected with the pulley in the corresponding inner groove rail a in a tensioning manner, and two ends of the other of the adjacent supporting cables are connected with the pulley in the corresponding inner groove rail B in a tensioning manner.
The sewage pool translational membrane cover adopts the translational foldable membrane cover which is integrated on the mud scraper and is unfolded or folded along with the movement of the mud scraper, and has the characteristics of meeting the operation requirement of the mud scraper and safety.
Drawings
Fig. 1 is a schematic view of a bilge tank translational type membrane cover.
Fig. 2 is a partial schematic view of a stringing assembly.
Fig. 3 is a schematic view of a second embodiment of the stringing sliding sleeve.
Wherein, 110 is a static film cover frame, 120 is a movable film cover frame, 210 is a bridge rail of the mud scraper, 300 is a foldable film cover, 310 is a frame cable sleeve, 320 is a ridge cable, 330 is a frame cable, 331 is a frame cable sleeve, 332 is a V-shaped bearing wheel, 333 is a hanging ring, 400 is a frame cable rail, 410 is an I-shaped groove rail, 411 is an inner groove rail A, 412 is an inner groove rail B, and 413 is a pulley.
Detailed Description
As shown in figures 1 and 2, the translational membrane cover of the sewage pool comprises a membrane cover frame and a translational membrane cover, wherein the membrane cover frame comprises a static membrane cover frame arranged on two opposite ends of the sewage pool and a movable membrane cover frame arranged on two sides of a bridge frame of a mud scraper, two ends of two sides of the bridge frame of the mud scraper are arranged on tracks of the bridge frame of the mud scraper on the other opposite ends of the sewage pool, the translational membrane cover comprises a foldable membrane cover covering the sewage pool, the front end of the foldable membrane cover is connected with the movable membrane cover frame, the rear end of the foldable membrane cover is connected with the static membrane cover frame, a ridge rope is connected between the static membrane cover frames, a plurality of frame rope sliding sleeves are arranged on the ridge rope, frame ropes are arranged in the frame rope sliding sleeves, one ends of the frame ropes are connected with pulleys on the frame rope tracks on one end of the other opposite ends of the sewage pool, the other ends of the frame ropes are connected with pulleys on the frame rope tracks on the other opposite ends of the sewage pool, two side ends of the foldable membrane cover are connected, the foldable film cover is provided with a plurality of frame cable sleeves, frame cables penetrate through the frame cable sleeves, the ridge cables and the frame cables support the foldable film cover to cover the foldable film cover above the sewage pool, and the bridge frame of the mud scraper moves along the bridge frame rail of the mud scraper to drive the foldable film covers on two sides of the bridge frame of the mud scraper to unfold or fold. Based on the scheme, the scheme also discloses a specific application example, namely the pool surface of the sewage pool is square, the static film cover frame and the dynamic film cover frame are film cover frames with the same structure, the film cover frames are herringbone steel frame beams, and two ends of the ridge cable are connected with the top ends of the corresponding static film cover frames to form a herringbone roof ridge-shaped frame.
Above-mentioned scheme adopts the integration on the mud scraper and along with the mud scraper motion and expand or the collapsible membrane cover of folding translation formula, along with the mud scraper along the orbital motion operation, the collapsible membrane cover of its both sides also produces deformation simultaneously, has satisfied the operation requirement of mud scraper under the prerequisite of keeping the shroud effluent water sump, has reduced the gas volume that needs the processing, has reduced the requirement to deodorization equipment, has practiced thrift the cost, has eliminated patrolling and examining personnel's potential safety hazard.
In order to realize the function of the frame cable sliding sleeve, the scheme also discloses the following two specific examples.
Example one
As shown in fig. 2, the cable-erecting sliding sleeve of the present disclosure includes a cable-erecting sleeve, a cable is disposed in the cable-erecting sleeve, a shaft bracket is disposed on an outer side of the cable-erecting sleeve, a V-shaped bearing wheel is disposed on the shaft bracket, the V-shaped bearing wheel and the ridge cable form a rolling lap joint, and the cable-erecting sliding sleeve moves along the ridge cable through the rolling lap joint to realize unfolding or folding of the foldable film cover.
Example two
As shown in fig. 3, the frame cable sliding sleeve of the scheme comprises a frame cable sleeve, a frame cable is arranged in the frame cable sleeve, a hanging ring is arranged on the outer side of the frame cable sleeve, the hanging ring is hung on a ridge cable to form a sliding connection, and the frame cable sliding sleeve moves along the ridge cable through the sliding connection to realize the unfolding or folding of the foldable film cover.
In order to realize the synchronous movement of the middle part and the two ends of the frame cable and realize the integral unfolding or folding of the foldable film cover, as shown in fig. 2, the frame cable track of the scheme comprises an I-shaped groove track, an inner groove track A and an inner groove track B which are arranged in parallel up and down in the track groove of the I-shaped groove track and have C-shaped cross sections are arranged in the track groove, a pulley is arranged in the inner groove track A or the inner groove track B, a radially extending connecting rod is arranged on a wheel shaft of the pulley, and the end of the connecting rod is connected with one end or the other end of the. Based on the scheme, in order to facilitate the folding of the film cover and generate wavy marks on the film cover in the unfolded state, the two ends of one of the adjacent frame ropes on the ridge rope are connected with the pulleys in the corresponding inner groove rail A in a tensioning mode, the two ends of the other frame rope in the adjacent frame ropes are connected with the pulleys in the corresponding inner groove rail B in a tensioning mode, and the pulleys in the inner groove rail A are higher than the pulleys in the inner groove rail B, so that the two side edges of the film cover are in a fluctuating mode with alternate heights in the unfolded state of the film cover, and the low parts are folded under the high parts in the folding process, so that the film cover is convenient to fold and shrink.
The scheme discloses a closed cable membrane structure of a horizontal flow type sedimentation tank, which can be divided into a main body structure, a sliding assembly and a driving device. The main structure comprises a film cover frame, a ridge cable and a frame cable, the sliding assembly comprises a frame cable track, a pulley and a V-shaped bearing wheel, and the driving is driven by a motor of the original mud scraper. The method comprises the steps of firstly arranging herringbone membrane cover frames at two ends of a pool body and two sides of a mud scraper to serve as hard boundaries of membrane cloth, then respectively arranging double rows of inner groove rails which are parallel up and down along two sides of the length direction of the pool body, directly placing the inner groove rails in a groove which is manufactured in advance, connecting the tops of the inner groove rails by bolts at intervals, and facilitating later-stage disassembly, maintenance and repair. And respectively penetrating the frame cables into frame cable sleeves of the membrane cloth, penetrating the V-shaped bearing wheels or the hanging rings welded with the frame cable sleeves at the ridge cable positions, and penetrating the ridge cable through each V-shaped bearing wheel or each hanging ring to ensure that the membrane cloth does not fall down. Then the pulleys and the connecting rods thereof are respectively placed into the upper C-shaped inner groove rail and the lower C-shaped inner groove rail according to the sequence of up-down dislocation, then two ends of the membrane cloth are respectively fixed on a static membrane cover frame and a movable membrane cover frame which are installed in advance, a ridge cable is fixed at the same time, finally the frame cable is connected with the connecting rods of the pulleys at the two ends, and the membrane cloth is synchronously contracted and expanded under the driving of a mud scraper motor.
Based on the above contents, the scheme has the following characteristics: the novel cover structure effectively solves the problems that a bridge frame of a mud scraper cannot be exposed and the whole cover body cannot perform reciprocating operation along with the mud scraper, and creates a safe and environment-friendly operation environment for workers; the integral structure is very light, almost no steel structure exists, the height is low, the air quantity is small, the requirement on the type selection of deodorization equipment is lowered, and the cost is saved; the thickness of the folded membrane cloth is reduced by arranging the pulleys in a vertically staggered manner, and the operation stroke of the mud scraper is not influenced; the connection mode in the whole hood body system is basically an articulated mode, so that later maintenance is facilitated, and meanwhile, the maintenance cost is low; the steel structure is few, and the connection mode is basically hinged, so that the installation period is shortened, the requirement on the downtime of the mud scraper is less in the installation process, the production in a factory is not affected, and the additional cost is saved.
The systems, devices, components, etc. disclosed in this application may be implemented using conventional and customary arrangements known in the art, unless otherwise specified.
The sewage pool translational membrane cover of the scheme is not limited to the disclosure in the specific embodiment, the technical scheme presented in the embodiment can be extended based on the understanding of the person skilled in the art, and the simple alternative scheme made by the person skilled in the art according to the scheme and the common knowledge also belongs to the scope of the scheme.
Claims (6)
1. The translational membrane cover for the sewage pool is characterized by comprising a membrane cover frame and a translational membrane cover, wherein the membrane cover frame comprises a static membrane cover frame arranged at two opposite ends of the sewage pool and a movable membrane cover frame arranged at two sides of a mud scraper bridge frame, two ends of two sides of the mud scraper bridge frame are arranged on mud scraper bridge frame rails arranged at the other opposite ends of the sewage pool, the translational membrane cover comprises a foldable membrane cover arranged above the sewage pool, the front end of the foldable membrane cover is connected with the movable membrane cover frame, the rear end of the foldable membrane cover is connected with the static membrane cover frame, a ridge cable is connected between the static membrane cover frames, a plurality of frame cable sliding sleeves are arranged on the ridge cable, frame cables are arranged in the frame cable sliding sleeves, one end of each frame cable is connected with a pulley on the frame cable rail at one end of the other opposite ends of the sewage pool, the other end of each frame cable is connected with a pulley on the frame cable rail at the other end of the other opposite ends of the sewage pool, the two side ends of the foldable film cover are connected with the corresponding pulleys, the foldable film cover is provided with a plurality of cable support sleeves, the cable support sleeves are arranged in the cable support sleeves in a penetrating mode, the foldable film cover is supported by the ridge cables and the cable support sleeves to cover the upper portion of the sewage pool, and the bridge frame of the mud scraper moves along the bridge frame track of the mud scraper to drive the foldable film covers on the two sides of the bridge frame of the mud scraper to unfold or fold.
2. The translational membrane cover for the sewage pool of claim 1, wherein the pool surface of the sewage pool is square, the static membrane cover frame and the dynamic membrane cover frame are membrane cover frames with the same structure, the membrane cover frames are herringbone steel frame beams, and two ends of the ridge cable are connected with the top ends of the corresponding static membrane cover frames to form a herringbone roof frame.
3. The sewage pool translational type membrane cover according to claim 1, wherein the frame cable sliding sleeve comprises a frame cable sleeve, the frame cable is arranged in the frame cable sleeve, a shaft bracket is arranged on the outer side of the frame cable sleeve, a V-shaped bearing wheel is arranged on the shaft bracket, the V-shaped bearing wheel and the ridge cable form a rolling lap joint, and the frame cable sliding sleeve moves along the ridge cable through the rolling lap joint to realize the unfolding or folding of the foldable membrane cover.
4. The sewage pool translational type membrane cover according to claim 1, wherein the frame cable sliding sleeve comprises a frame cable sleeve, the frame cable is arranged in the frame cable sleeve, a hanging ring is arranged on the outer side of the frame cable sleeve, the hanging ring is hung on the ridge cable to form a sliding connection, and the frame cable sliding sleeve moves along the ridge cable through the sliding connection to realize the unfolding or folding of the foldable membrane cover.
5. The sewage pool translational type membrane cover according to claim 1, wherein the frame cable track comprises an I-shaped groove track, an inner groove track A and an inner groove track B which are arranged side by side up and down and have a C-shaped cross section are arranged in a track groove of the I-shaped groove track, the pulley is arranged in the inner groove track A or the inner groove track B, a radially extending connecting rod is arranged on a wheel shaft of the pulley, and the end of the connecting rod is connected with one end or the other end of the frame cable in a tensioning manner.
6. The bilge pool translational type membrane cover according to claim 5, wherein both ends of one of the adjacent wires on the ridge wire are in tension connection with the pulleys in the corresponding inner groove rail A, and both ends of the other of the adjacent wires are in tension connection with the pulleys in the corresponding inner groove rail B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910959459.7A CN112642180A (en) | 2019-10-10 | 2019-10-10 | Translational membrane cover for sewage pool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910959459.7A CN112642180A (en) | 2019-10-10 | 2019-10-10 | Translational membrane cover for sewage pool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112642180A true CN112642180A (en) | 2021-04-13 |
Family
ID=75343475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910959459.7A Pending CN112642180A (en) | 2019-10-10 | 2019-10-10 | Translational membrane cover for sewage pool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112642180A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5621926A (en) * | 1995-07-25 | 1997-04-22 | La Madeleine; Gaetan | Swimming pool cover system |
| CA2501076A1 (en) * | 2002-04-12 | 2003-10-12 | Brian R. Maclean | Clarifier cover |
| KR20120044534A (en) * | 2010-10-28 | 2012-05-08 | 위규백 | Sludge and scum remover enabling adjustment of length of cover |
| TWM456155U (en) * | 2012-10-25 | 2013-07-01 | Ta-Chih Tang | Multi-layered roller rail |
| CN205894266U (en) * | 2016-07-18 | 2017-01-18 | 深圳维拓环境科技股份有限公司 | Free to -and -fro effluent water sump adds epiphragma enclosed hood |
| CN107060064A (en) * | 2017-01-20 | 2017-08-18 | 广州金鹏环保工程有限公司 | A kind of cesspool membrane structure sliding sealing device |
| CN211133088U (en) * | 2019-10-10 | 2020-07-31 | 上海展冀膜结构有限公司 | Translational membrane cover for sewage pool |
-
2019
- 2019-10-10 CN CN201910959459.7A patent/CN112642180A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5621926A (en) * | 1995-07-25 | 1997-04-22 | La Madeleine; Gaetan | Swimming pool cover system |
| CA2501076A1 (en) * | 2002-04-12 | 2003-10-12 | Brian R. Maclean | Clarifier cover |
| KR20120044534A (en) * | 2010-10-28 | 2012-05-08 | 위규백 | Sludge and scum remover enabling adjustment of length of cover |
| TWM456155U (en) * | 2012-10-25 | 2013-07-01 | Ta-Chih Tang | Multi-layered roller rail |
| CN205894266U (en) * | 2016-07-18 | 2017-01-18 | 深圳维拓环境科技股份有限公司 | Free to -and -fro effluent water sump adds epiphragma enclosed hood |
| CN107060064A (en) * | 2017-01-20 | 2017-08-18 | 广州金鹏环保工程有限公司 | A kind of cesspool membrane structure sliding sealing device |
| CN211133088U (en) * | 2019-10-10 | 2020-07-31 | 上海展冀膜结构有限公司 | Translational membrane cover for sewage pool |
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