CN107653962A - A kind of well drainage system of municipal wastewater three - Google Patents
A kind of well drainage system of municipal wastewater three Download PDFInfo
- Publication number
- CN107653962A CN107653962A CN201710892135.7A CN201710892135A CN107653962A CN 107653962 A CN107653962 A CN 107653962A CN 201710892135 A CN201710892135 A CN 201710892135A CN 107653962 A CN107653962 A CN 107653962A
- Authority
- CN
- China
- Prior art keywords
- partition
- main body
- toe board
- board panel
- chamber
- 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.)
- Withdrawn
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Treatment Of Biological Wastes In General (AREA)
Abstract
The invention discloses a kind of well drainage system of municipal wastewater three, is mainly included in the gully main body of ground excavation, gully main body is in rectangular-shape structure, and gully main body is formed using concreting；The first partition being vertically arranged and second partition are provided with the gully main body, first partition is identical with second partition structure, the present invention can play the quick cleaning of flase floor, whole equipment can accomplish the very effective purpose independently cleared up, so can the personnel's of reducing situation about going into the well, not only facilitate, and labor strength is lower.
Description
Technical field
The present invention relates to municipal field, more particularly, to a kind of well drainage system of municipal wastewater three.
Background technology
Common bilge well existing defects on existing market face, it essentially consists in and is provided between bilge well and sewage conduct
Grid, the stop of solid residue is realized using grid, but the organic-biological in sewage is liable to stick to lattice after a certain time
Fibrous impurity is formed on grid, so easily causes the blocking of grid, traditional manner of cleaning up is all cleaning of artificially going into the well, not only
Potential safety hazard be present, and personnel's physical demand is big.
The content of the invention
The present invention is to overcome the above situation insufficient, it is desirable to provide a kind of technical scheme that can be solved the above problems.
A kind of well drainage system of municipal wastewater three, is mainly included in the gully main body of ground excavation, and gully main body is in
Rectangular-shape structure, and gully main body is formed using concreting；The be vertically arranged is provided with the gully main body
One dividing plate and second partition, first partition is identical with second partition structure, and parallel interval between first partition and second partition
Set, the left sidewall of first partition and gully main body is arranged at intervals, and second partition and the right side wall of gully main body are put down
Between-line spacing is set；First partition along the inner close fitting with gully main body and is fixedly connected with the front and rear side of second partition, and first
It is arranged at intervals between the inner bottom surface of the bottom and gully main body of dividing plate and second partition；Base edge and the row of the first partition
Be provided with the first toe board panel between the left side wall of well main body, the left and right edge of the first toe board panel respectively with gully main body
The base of left side wall and first partition edge is fixedly connected；The base of the second partition along and gully main body right side wall it
Between be provided with the second toe board panel, the left and right edge of the second toe board panel respectively with the base of second partition along and gully main body
Right side wall be fixedly connected；The front and rear side of first toe board panel and the second toe board panel is consolidated along the inwall with gully main body
Fixed connection；First toe board panel is set obliquely from left to right, and the second toe board panel is set obliquely to the right side, and first
Symmetrical setting between toe board panel and the second toe board panel；The bottom of the first partition and second partition offers
Inlet opening, wherein screw is fixed with flase floor at inlet opening, is realized and filtered using flase floor；The base of the first partition and the
Horizontally disposed movable floor is provided between the base of two dividing plates；The inner chamber of gully main body is in first partition, second partition,
The first soil chamber, intermediate waste chamber, are divided under the compartmentation of one toe board panel, the second toe board panel and movable floor
Two soil chambers and bottom discharge chamber, wherein bottom discharge chamber are located at the first toe board panel, the second toe board panel and dump bottom
The lower position of plate；Between first partition and second partition, the first soil chamber is located on the left of first partition intermediate waste chamber,
Second soil chamber is located on the right side of second partition, into the sewage in the first soil chamber and the second soil chamber by inlet opening to pass
Enter intermediate waste intracavitary after the filtering of screen；The intermediate waste intracavitary is provided with a horizontally disposed motor support plate, motor
The edge placement of supporting plate, which is adopted, to be screwed on first partition and second partition；Adopt the upper surface of the motor support plate
Motor and electric capstan are installed with bolt, the motor shaft vertical of motor is set down, and the bottom of motor shaft is through electricity
The centre bore of machine supporting plate is worn to the lower position of motor support plate, the bottom fixed cover of motor shaft and is connected to impeller, utilizes motor
Impeller high-speed rotation, so as to realize the agitation to sewage；Fixation is plugged with rotating shaft in the right edge of the movable floor, its
The front and back end activity of middle rotating shaft is inserted in the hinge hole of hinged seat, and wherein hinged seat is separately fixed at second partition using bolt
Base rear ends；The left side of movable floor, which is tightened up a screw, is fixed with hook, wherein the upper bind of hook has steel cable, steel cable
On electric capstan, the folding and unfolding of steel cable is realized using electric capstan for other end bind after the through hole in motor support plate, this
When steel cable movable floor left end can be driven to stir up and down, so as to realize between intermediate waste chamber and bottom discharge chamber intercommunication or
Person separates, therefore in actual use, passes through inlet opening and grid into the sewage in the first soil chamber and the second soil chamber
Enter intermediate waste intracavitary after the filtering of plate, being then discharged into bottom discharge intracavitary by intermediate waste chamber realizes discharge, a timing
Between after, the collection of solid refuse will be realized in the presence of flase floor in the first soil chamber and the second soil chamber, therefore pass through
Timing cleaning can clear the solid refuse in sewage, so as to avoid solid refuse from blocking main sewage vent line；It is right
For the fibrous rubbish for blocking flase floor, by movable floor stir realize intermediate waste chamber and bottom discharge chamber every
It is disconnected, now by into the first soil chamber, intermediate waste chamber and the second soil chamber water filling can realize the purpose of water storage, now open
Open motor and realize impeller quick rotation, at the same time impeller drives the water quick rotation of intermediate waste intracavitary, now in current
Few fibers shape rubbish on effect Under The Grille plate can be brought into intermediate waste intracavitary by current, then be turned under movable floor
Discharged under effect with sewage, can so play the quick cleaning of flase floor, whole equipment can accomplish very effective
The purpose independently cleared up, so can the personnel's of reducing situation about going into the well, not only facilitate, and labor strength is lower.
As the further scheme of the present invention：The upper end open position of first soil chamber and the second soil chamber fastens
Rainy leaf grating for down pipe, sewage through rain perforaled strainer enter corresponding in soil chamber.
As the further scheme of the present invention：The upper end open position of the intermediate waste chamber, which fastens, intermediate cavity cover plate,
The protection to motor and electric capstan is realized using intermediate cavity cover plate.
As the further scheme of the present invention：The impeller is made of stainless steel.
Beneficial effects of the present invention：The present invention can play the quick cleaning of flase floor, and whole equipment can accomplish have very much
The purpose of the autonomous cleaning of effect, so can the personnel's of reducing situation about going into the well, not only facilitate, and labor strength is lower.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is schematic structural view of the invention.
Fig. 2 is the partial structural diagram of the present invention.
In figure：1- gullys main body, 2- first partitions, 3- second partitions, the toe board panels of 4- first, 5- movable floors, 6-
Second toe board panel, the soil chambers of 7- first, 8- intermediate wastes chamber, the soil chambers of 9- second, 10- rain perforaled strainers, 11- centres chamber lid
Plate, 12- inlet openings, 13- flase floors, 14- motors, 15- motor support plates, 16- electric capstans, 17- motor shafts, 18- impellers,
19- bottom discharges chamber, 20- steel cables, 21- hinged seats, 22- rotating shafts.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1~2, in the embodiment of the present invention, a kind of well drainage system of municipal wastewater three, be mainly included in ground and open
The gully main body 1 of digging, gully main body 1 is in rectangular-shape structure, and gully main body 1 is formed using concreting；Institute
State the first partition 2 and second partition 3, first partition 2 and the structure phase of second partition 3 for being provided with and being vertically arranged in gully main body 1
Together, and parallel interval is set between first partition 2 and second partition 3, the left sidewall of first partition 2 and gully main body 1
It is arranged at intervals, second partition 3 and the right side wall parallel interval of gully main body 1 are set；Before first partition 2 and second partition 3
The inner close fitting of back edge and gully main body 1 is simultaneously fixedly connected, and the bottom of first partition 2 and second partition 3 and gully master
It is arranged at intervals between the inner bottom surface of body 1；The base of the first partition 2 between the left side wall of gully main body 1 along being provided with the
One toe board panel 4, the left and right edge of the first toe board panel 4 respectively with the left side wall of gully main body 1 and the bottom of first partition 2
Edge is fixedly connected；The base of the second partition 3 is provided with the second toe board panel 6 along between the right side wall of gully main body 1,
The left and right edge of second toe board panel 6 is fixed and connected with the base edge of second partition 3 and the right side wall of gully main body 1 respectively
Connect；The front and rear side edge of the toe board panel 6 of first toe board panel 4 and second is fixedly connected with the inwall of gully main body 1；It is described
First toe board panel 4 is set obliquely from left to right, and the second toe board panel 6 is set obliquely to the right side, and the first toe board panel 4
The symmetrical setting between the second toe board panel 6；The bottom of the first partition 2 and second partition 3 is offered into water
Hole 12, wherein screw is fixed with flase floor 13 at inlet opening 12, is realized and filtered using flase floor 13；The bottom of the first partition 2
Horizontally disposed movable floor 5 is provided between side and the base of second partition 3；The inner chamber of gully main body 1 first partition 2,
Second partition 3, the first toe board panel 4, the second toe board panel 6 and movable floor 5 compartmentation under be divided into the first sewage
Chamber 7, intermediate waste chamber 8, the second soil chamber 9 and bottom discharge chamber 19, wherein bottom discharge chamber 19 are located at the first toe board panel
4th, the lower position of the second toe board panel 6 and movable floor 5；Intermediate waste chamber 8 be located at first partition 2 and second partition 3 it
Between, the first soil chamber 7 is located at the left side of first partition 2, and the second soil chamber 9 is located at the right side of second partition 3, into the first soil chamber 7
Enter after the filtering for passing through inlet opening 12 and flase floor 13 with the sewage in the second soil chamber 9 in intermediate waste chamber 8；In described
Between be provided with a horizontally disposed motor support plate 15 in soil chamber 8, the edge placement of motor support plate 15, which is adopted, to be screwed in
In first partition 2 and second partition 3；The upper surface of the motor support plate 15 using bolt be installed with motor 14 and
Electric capstan 16, the motor shaft 17 of motor 14 are set downwards, and center of the bottom of motor shaft 17 through motor support plate 15
Hole is worn to the lower position of motor support plate 15, and the bottom fixed cover of motor shaft 17 is connected to impeller 18, using motor 14 with movable vane
18 high-speed rotations are taken turns, so as to realize the agitation to sewage；Fixation is plugged with rotating shaft 22 in the right edge of the movable floor 5, its
The front and back end activity of middle rotating shaft 22 is inserted in the hinge hole of hinged seat 21, and wherein hinged seat 21 is separately fixed at second using bolt
The base rear ends of dividing plate 3；The left side of movable floor 5, which is tightened up a screw, is fixed with hook, wherein the upper bind of hook has steel cable
20, the other end of steel cable 20 bind after the through hole in motor support plate 15 on electric capstan 16, utilizes electric capstan 16
The folding and unfolding of steel cable 20 is realized, now steel cable 20 can drive the left end of movable floor 5 to stir up and down, so as to realize intermediate waste
Intercommunication or cut-off between chamber 8 and bottom discharge chamber 19, therefore in actual use, into the first soil chamber 7 and the second sewage
Enter after the filtering that sewage in chamber 9 passes through inlet opening 12 and flase floor 13 in intermediate waste chamber 8, then pass through intermediate waste
Chamber 8, which is discharged into bottom discharge chamber 19, realizes discharge, will be in grid in the first soil chamber 7 and the second soil chamber 9 after certain time
The collection of solid refuse is realized in the presence of plate 13, therefore the solid refuse in sewage can be cleaned out by timing cleaning
Come, so as to avoid solid refuse from blocking main sewage vent line；For the fibrous rubbish for blocking flase floor 13, pass through work
Dynamic stirring for bottom plate 5 realizes that intermediate waste chamber 8 separates with bottom discharge chamber 19, now by the first soil chamber 7, intermediate waste
Water filling can realize the purpose of water storage in the soil chamber 9 of chamber 8 and second, now open motor 14 and realize the quick rotation of impeller 18, with
Impeller 18 drives water quick rotation in intermediate waste chamber 8 simultaneously for this, now in the part in the presence of current on flase floor 13
Fibrous rubbish can be brought into intermediate waste chamber 8 by current, be arranged in the presence of then being turned under movable floor 5 with sewage
Going out, can so play the quick cleaning of flase floor 13, whole equipment can accomplish the very effective purpose independently cleared up, this
Sample can the personnel's of reducing situation about going into the well, not only facilitate, and labor strength is lower.
The upper end open position of the soil chamber 9 of first soil chamber 7 and second fastens rainy leaf grating for down pipe 10, and sewage is through rain
Corresponding to the entrance of leaf grating for down pipe 10 in soil chamber.
The upper end open position of the intermediate waste chamber 8, which fastens, intermediate cavity cover plate 11, is realized using intermediate cavity cover plate 11
Protection to motor 14 and electric capstan 16.
The impeller 18 is made of stainless steel.
The present invention operation principle be：In actual use, the sewage into the first soil chamber 7 and the second soil chamber 9
By entering after the filtering of inlet opening 12 and flase floor 13 in intermediate waste chamber 8, bottom is then discharged into by intermediate waste chamber 8
Discharge is realized in drain chamber 19, will be in the effect of flase floor 13 in the first soil chamber 7 and the second soil chamber 9 after certain time
The lower collection for realizing solid refuse, therefore the solid refuse in sewage can be cleared by timing cleaning, so as to avoid
Solid refuse blocks main sewage vent line；For the fibrous rubbish for blocking flase floor 13, pass through turning over for movable floor 5
It is dynamic to realize that intermediate waste chamber 8 separates with bottom discharge chamber 19, now by dirty to the first soil chamber 7, intermediate waste chamber 8 and second
Water filling can realize the purpose of water storage in water cavity 9, now open motor 14 and realize the quick rotation of impeller 18, at the same time impeller 18
The water quick rotation in intermediate waste chamber 8 is driven, now can in the few fibers shape rubbish in the presence of current on flase floor 13
To be brought into by current in intermediate waste chamber 8, discharged in the presence of then being turned under movable floor 5 with sewage, so
The quick cleaning of flase floor 13 is played, whole equipment can accomplish the very effective purpose independently cleared up, can so reduce
The situation that personnel go into the well, not only facilitates, and labor strength is lower.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Claims (4)
1. a kind of well drainage system of municipal wastewater three, the gully main body of ground excavation is mainly included in, gully main body is in length
Cube shape structure, and gully main body is formed using concreting；Characterized in that, it is provided with vertically in the gully main body
The first partition and second partition of setting, first partition is identical with second partition structure, and between first partition and second partition
Parallel interval is set, and the left sidewall of first partition and gully main body is arranged at intervals, second partition and gully main body
Right side wall parallel interval is set；The inner close fitting and fixed company of first partition and the front and rear side of second partition edge with gully main body
Connect, and be arranged at intervals between the inner bottom surface of the bottom and gully main body of first partition and second partition；The first partition
Base is provided with the first toe board panel along between the left side wall of gully main body, the left and right edge of the first toe board panel respectively with row
The left side wall of well main body and the base edge of first partition are fixedly connected；Base edge and the gully main body of the second partition
Right side wall between be provided with the second toe board panel, the left and right edge of the second toe board panel respectively with the base of second partition along and
The right side wall of gully main body is fixedly connected；Front and rear side edge and the gully master of first toe board panel and the second toe board panel
The inwall of body is fixedly connected；First toe board panel is set obliquely from left to right, the second toe board panel to it is right obliquely
Set, and symmetrical setting between the first toe board panel and the second toe board panel；The first partition and second partition
Bottom offers inlet opening, and screw is fixed with flase floor, the base of the first partition and second partition wherein at inlet opening
Base between be provided with horizontally disposed movable floor；The inner chamber of gully main body is in first partition, second partition, first oblique
The first soil chamber, intermediate waste chamber, the second sewage are divided under the compartmentation of bottom plate, the second toe board panel and movable floor
Chamber and bottom discharge chamber, wherein bottom discharge chamber are located under the first toe board panel, the second toe board panel and movable floor
Put in orientation；Between first partition and second partition, the first soil chamber is located on the left of first partition intermediate waste chamber, and second is dirty
Water cavity is located on the right side of second partition, and the intermediate waste intracavitary is provided with a horizontally disposed motor support plate, motor support plate
Edge placement, which is adopted, to be screwed on first partition and second partition；The upper surface of the motor support plate is consolidated using bolt
Dingan County is equipped with motor and electric capstan, and the motor shaft vertical of motor is set down, and the bottom of motor shaft is through motor support plate
Centre bore wear to the lower position of motor support plate, the bottom fixed cover of motor shaft and be connected to impeller；The right side of the movable floor
Fixation is plugged with rotating shaft on side, and the front and back end activity of wherein rotating shaft is inserted in the hinge hole of hinged seat, and wherein hinged seat uses
Bolt is separately fixed at the base rear ends of second partition；The left side of movable floor, which is tightened up a screw, is fixed with hook, wherein hanging
Bind has a steel cable on hook, the other end of steel cable after the through hole in motor support plate bind on electric capstan.
2. the well drainage system of municipal wastewater three according to claim 1, it is characterised in that first soil chamber and second
The upper end open position of soil chamber fastens rainy leaf grating for down pipe.
3. the well drainage system of municipal wastewater three according to claim 1, it is characterised in that the upper end of the intermediate waste chamber
Aperture position, which fastens, intermediate cavity cover plate.
4. the well drainage system of municipal wastewater three according to claim 1, it is characterised in that the impeller uses stainless steel
Matter is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710892135.7A CN107653962A (en) | 2017-09-27 | 2017-09-27 | A kind of well drainage system of municipal wastewater three |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710892135.7A CN107653962A (en) | 2017-09-27 | 2017-09-27 | A kind of well drainage system of municipal wastewater three |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107653962A true CN107653962A (en) | 2018-02-02 |
Family
ID=61116160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710892135.7A Withdrawn CN107653962A (en) | 2017-09-27 | 2017-09-27 | A kind of well drainage system of municipal wastewater three |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107653962A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109622189A (en) * | 2018-12-17 | 2019-04-16 | 陈学中 | A kind of road and bridge sandstone crushing cleaning device |
| CN111155631A (en) * | 2020-01-20 | 2020-05-15 | 华侨大学 | Rainwater grate |
| CN113653159A (en) * | 2021-08-28 | 2021-11-16 | 郭飞 | Urban rainwater drainage management is with floating impurity filtering device based on rainwater potential energy |
| CN111155631B (en) * | 2020-01-20 | 2024-05-31 | 华侨大学 | Rainwater grate |
-
2017
- 2017-09-27 CN CN201710892135.7A patent/CN107653962A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109622189A (en) * | 2018-12-17 | 2019-04-16 | 陈学中 | A kind of road and bridge sandstone crushing cleaning device |
| CN111155631A (en) * | 2020-01-20 | 2020-05-15 | 华侨大学 | Rainwater grate |
| CN111155631B (en) * | 2020-01-20 | 2024-05-31 | 华侨大学 | Rainwater grate |
| CN113653159A (en) * | 2021-08-28 | 2021-11-16 | 郭飞 | Urban rainwater drainage management is with floating impurity filtering device based on rainwater potential energy |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213359135U (en) | Energy-conserving housing construction drainage system | |
| CN107653962A (en) | A kind of well drainage system of municipal wastewater three | |
| CN112452466A (en) | Food waste treatment equipment for smart home | |
| CN205894243U (en) | Municipal administration is with putting row of jam water stand | |
| CN111335159B (en) | Bridge guardrail drainage and drainage system with environmental protection function | |
| CN206015519U (en) | Bridge drainage structure | |
| CN211367307U (en) | Sewage treatment plant for building construction site | |
| CN207362993U (en) | A kind of three well drainage system of municipal wastewater | |
| CN204342548U (en) | Breeding wastewater preprocessing system | |
| CN213572148U (en) | Rainwater collection device is used in gardens | |
| CN211937886U (en) | Be used for green concrete dust recovery unit | |
| CN104386845B (en) | A kind of breeding wastewater preprocessing system | |
| CN211523806U (en) | Steel construction building roof drainage structures | |
| CN112843808B (en) | Construction sewage treatment plant | |
| CN109881682B (en) | Basement is strutting arrangement for sump pit convenient to in time discharge ponding | |
| CN111188241B (en) | A drainage structures for town road | |
| CN208287648U (en) | Solid-liquid separating machine | |
| CN220100122U (en) | Water supply and drainage filtering device for building engineering | |
| CN109372132A (en) | A kind of building side wall water-tight device | |
| CN220598554U (en) | Anti-blocking device for foundation pit dewatering | |
| CN207003564U (en) | Students' dining hall scullery basin | |
| CN215105884U (en) | Floor drain convenient to clean | |
| CN204411868U (en) | The breeding wastewater grain slag seperator of cleaning device is swung up and down with filter screen | |
| CN218911314U (en) | Large-span tide gate | |
| CN213868178U (en) | Highway engineering is with preventing stifled sewage discharge device with solid-liquid separation function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180202 |