CN108423740A - A kind of sewage-treatment plant of build concrete separation and recovery - Google Patents
A kind of sewage-treatment plant of build concrete separation and recovery Download PDFInfo
- Publication number
- CN108423740A CN108423740A CN201810337727.7A CN201810337727A CN108423740A CN 108423740 A CN108423740 A CN 108423740A CN 201810337727 A CN201810337727 A CN 201810337727A CN 108423740 A CN108423740 A CN 108423740A
- Authority
- CN
- China
- Prior art keywords
- sewage
- babinet
- sleeve
- axis
- cross bar
- 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.)
- Pending
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 34
- 238000000926 separation method Methods 0.000 title claims abstract description 13
- 238000011084 recovery Methods 0.000 title claims abstract description 12
- 238000001179 sorption measurement Methods 0.000 claims abstract description 29
- 239000010802 sludge Substances 0.000 claims abstract description 20
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000007790 scraping Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 2
- 230000000630 rising effect Effects 0.000 claims description 2
- 238000000746 purification Methods 0.000 abstract description 4
- 238000004064 recycling Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 6
- 239000007787 solid Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The present invention relates to a kind of sewage-treatment plants of build concrete separation and recovery,By the way that fixed plate is arranged,Consequently facilitating repeatedly being scraped to the sludge for adsorbing layer surface,It avoids when to sewage purification,Sludge remains in inside adsorption layer,To ensure the quality of purification,And sludge rests on inside adsorption layer for a long time,The phenomenon that being likely to occur corrosion,To increase the service life of the device,It is flexibly connected with push rod by fixed plate,Consequently facilitating the sludge to box house is taken out,To preferably realize the recycling to sludge,To save resource and environmental protection,By the way that the first helical spring is arranged,Consequently facilitating providing pulling force to the first fixed block,Making to step on block drives foot to move upwards,To mitigate the tired degree of user leg,Block is stepped on by setting,It is easy to use foot to carry out application dynamics to stepping on block,To alleviate the tired degree of user's arm,And it is simple in structure,Reasonable design,It is easy to operate,It is worthy to be popularized.
Description
Technical field
The present invention relates to the sewage disposals that technical field of sewage more particularly to a kind of build concrete separate and recover
Device.
Background technology
Concrete refers to by cementitious material by the general designation for the cementing integral engineered composite material that gathers materials.That usually says is mixed
One word of solidifying soil refers to making cementitious material with cement, and sand, masonry gather materials；Coordinate by a certain percentage with water, also referred to as normal concrete, it
It is widely used in civil engineering work field, however in building or drilling well, a large amount of muddy water outflow is had, may be satisfied the need
Face pollutes, and is not easy to pedestrian and passes through, however existing device is contained when handling sewage using container
It puts, then by the placement of sewage, sewage being made to be clarified for a long time, compares occupied space, and need user will
Clear water is scooped out, however user is needed to rotate arm when bailing, more tired, it is also necessary to which that user is individually to dirt
Mud is collected, and to increase user's fatigue degree and more wasteful time, device also uses sewage disposal device, though
The function of sewage disposal can so be reached, but more waste of energy, and the case where prolonged use person is likely to occur damage,
The repair master worker of profession is needed to repair, to increase use cost, therefore, it is necessary to design a kind of build concrete separation
The sewage-treatment plant of recycling solves the above problems.
Invention content
Present invention solves the technical problem that being：In order to solve the deficiencies in the prior art, a kind of build concrete is provided
The sewage-treatment plant of separation and recovery.
The technical scheme is that：A kind of sewage-treatment plant of build concrete separation and recovery, including first
Support frame assembly, the second support frame assembly, babinet 24, end cap 23, adsorption layer 22 and scraping dirt component；24 one end of the babinet
One end open is closed, and internal is cavity body, cabinet wall is equipped with adsorption layer 22, and close open end is provided with through-hole work on side wall
For feed inlet, several through-holes are provided with as discharge outlet close to blind end；24 exterior side wall of babinet is carried out by the first braced frame
Support is fixed；The scraping dirt component includes fixed plate 17, push rod 20, sleeve 21, locating piece 4 and sole 3, and sleeve 21 passes through
Two braced frames are located at 24 lower section of babinet, and through-hole is provided on direction vertical with its axis on the barrel of sleeve 21, push rod 20
One end is connected after passing through the through-hole with locating piece 4, and the other end is connected with fixed plate 17；Fixed plate 17 is located in babinet 24, and solid
17 both ends Contact-sorption layer 22 of fixed board；4 side wall of locating piece is equipped with pedal 3；Push rod 20 is between sleeve 21 and locating piece 4
Part on be cased with spring；Sewage enters babinet 24 from feed inlet, needs to close feed inlet 14 when start to process；Dirt in sewage
It is adsorbed on adsorption layer；Trample sole 3 downwards so that locating piece 4 is moved upwards along babinet axis, spring-compressed, so that
Push rod 20 drives fixed plate 17 to move upwards, and scrapes the sludge on adsorption layer, while the discharge of treated water via through holes.
The present invention further technical solution be：First support frame assembly includes two the second fixed blocks 13, two
12, two supporting rods 11 of a third connecting rod and pedestal 26；26 both ends of the pedestal are separately connected two supporting rods 11, and support
11 axis of bar is mutually perpendicular to 26 plane of pedestal, and two the second fixed blocks 13 are respectively symmetrically connected with 24 side wall of babinet, and fixed
One end that block 13 and supporting rod 11 are not connect with pedestal 26 is connected by third connecting rod 12,12 axis of third connecting rod and support
11 axis of bar is mutually perpendicular to.
The present invention further technical solution be：Second support frame assembly includes two third fixed blocks 10, two
A second connecting rod 9 and cross bar 8；Sleeve 21 is cased on the cross bar 8, and sleeve 21 is located at 8 center of cross bar, 21 axis of sleeve
Line is overlapped with 24 axis of babinet；8 both ends of cross bar are connected with the second connecting rod 9 respectively, and 9 axis of 8 axis of cross bar and the second connecting rod
Line is mutually perpendicular to；One end that second connecting rod 9 is not connect with cross bar 8 is connected with third fixed block 10.
The present invention further technical solution be：Further include two identical guidance sets, the stress for ensureing cross bar 8
Uniform and structure overall stability；The guidance set includes two guide cylinders 7, cross bar 8, described two guide cylinders 7
In on cross bar 8 and being symmetrically positioned in 21 both sides of sleeve, two 7 lower sections of guide cylinders are connect by montant 2 with fixed block, and on montant 2
It is cased with spring.
The present invention further technical solution be：Further include handle 16 and stripper plate 15；The handle 16 is remote with end cap 23
Side from cabinets cavity is connected, and stripper plate 15 is connected with end cap 23 close to the side of cabinets cavity, and stripper plate 15 and babinet
Handle 16 is pressed when inner wall clearance fit, sewage enter babinet, is prevented the rising due to fixed plate 17 and is made the water surface rises to lead
Cause the open-top end cap of sewage.
Invention effect
The technical effects of the invention are that：The present invention is by being arranged fixed plate, consequently facilitating the sludge to adsorbing layer surface
It repeatedly being scraped, is avoided when to sewage purification, sludge remains in inside adsorption layer, to ensure the quality of purification, and
Sludge rests on inside adsorption layer for a long time, in fact it could happen that the phenomenon that corrosion, to increase the service life of the device, passes through
Fixed plate is flexibly connected with push rod, consequently facilitating the sludge to box house is taken out, to preferably realize to sludge
Recycling, to save resource and environmental protection, by the way that the first helical spring is arranged, consequently facilitating to the first fixed block provide
Pulling force makes to step on block and foot is driven to move upwards, and to mitigate the tired degree of user leg, steps on block by setting, is easy to use
Foot carries out application dynamics to stepping on block, to alleviate the tired degree of user's arm, and simple in structure, reasonable design, operation side
Just, it is worthy to be popularized.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
In figure：1, the first fixed block, 2, montant, 3, step on block, 4, locating piece, 5, head rod, the 6, first helical spring,
7, guide cylinder, 8, cross bar, the 9, second connecting rod, 10, third fixed block, 11, supporting rod, 12, third connecting rod, 13, second is solid
Determine block, 14, feed inlet, 15, stripper plate, 16, handle, 17, fixed plate, 18, through-hole, 19, link block, 20, push rod, 21, sleeve,
22, adsorption layer, 23, end cap, 24, babinet, the 25, second helical spring, 26, pedestal.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, a kind of sewage-treatment plant of build concrete separation and recovery, including babinet, the box inside
Wall is symmetrically installed with adsorption layer, and upper end right side wall is provided with feed inlet, two wall of the babinet between the adsorption layer and babinet
Lower end is provided with through-hole and at least 3, and babinet both sides lower end is installed with third fixed block, outside the third fixed block
End is installed with link block, and the link block other end is installed with the second connecting rod, consolidates between second connecting rod
Dingan County is equipped with cross bar, is installed with sleeve in the middle part of the cross bar, the sleeve lower end is installed with the second helical spring, institute
It states and is socketed with push rod inside the second helical spring, the push rod threaded upper ends cooperation is equipped with fixed plate, and the push rod lower end is solid
Dingan County is equipped with locating piece, and the locating piece side, which is installed with, steps on block, and the locating piece both sides are installed with the first connection
Bar, the first connection other end are installed with the first fixed block, and the sleeve both sides are symmetrically installed with guide cylinder, described to lead
To being connected with montant between cylinder and the first fixed block, the montant surface is socketed with the first helical spring, in the babinet both sides
Portion is installed with the second fixed block, and third connecting rod, the third connecting rod are installed on the outside of second fixed block
The other end is installed with supporting rod, and the supporting rod lower end is fixedly connected with pedestal, and the babinet upper end is equipped with end cap, institute
It states end cap downside surface and is installed with extruding version, the end cap uper side surface is installed with handle.
As the preferred technical solution of the present invention, the diameter of the stripper plate is equal to the internal diameter of babinet.
As the preferred technical solution of the present invention, the fixed plate is slidably connected with adsorption layer.
As the preferred technical solution of the present invention, the adsorption layer is made of sponge material.
As the preferred technical solution of the present invention, the push rod slides with sleeve
As the preferred technical solution of the present invention, first fixed block is socketed with montant sliding.
As optimal technical scheme of the present invention, first helical spring is fixed with guide cylinder and the first fixed block respectively to be connected
It connects.
As the preferred technical solution of the present invention, the length of the push rod is longer than the height of babinet.
As the preferred technical solution of the present invention, the diameter of the fixed plate is more than the internal diameter of adsorption layer.
A kind of sewage-treatment plant of build concrete separation and recovery, including babinet 24,24 madial wall pair of the babinet
Title is installed with adsorption layer 22, and the adsorption layer 22 is made of sea material, upper end between the adsorption layer 22 and babinet 24
Right side wall is provided with feed inlet 14, and 24 liang of wall lower ends of the babinet are provided with through-hole 18 and at least 3, the through-hole as discharge outlet,
In the present embodiment, the discharge outlet being provided on 24 same side wall of the babinet, the axis spacing between through-hole and through-hole is 15mm.Institute
It states 24 both sides lower end of babinet and is installed with third fixed block 10,10 outer end of third fixed block is installed with link block
19,19 other end of the link block is installed with the second connecting rod 9, and cross bar is installed between second connecting rod 9
8,8 middle part of the cross bar is installed with sleeve 21, and the push rod 20 is socketed with the sliding of sleeve 21, and 21 lower end of the sleeve is fixed
Second helical spring 25 is installed, push rod 20 is socketed with inside second helical spring 25, the length of the push rod 20 is longer than
The height of babinet 24, the cooperation of 20 threaded upper ends of the push rod are equipped with fixed plate 17, and the fixed plate 17 is slided with adsorption layer 22
Connection, the diameter of the fixed plate 17 are more than the internal diameter of adsorption layer 22, and 20 lower end of the push rod is installed with locating piece 4, institute
It states 4 side of locating piece and is installed with and step on block 3,4 both sides of the locating piece are installed with head rod 5, and described first connects
Connect 5 other ends and be installed with the first fixed block 1,21 both sides of the sleeve are symmetrically installed with guide cylinder 7, the guide cylinder 7 with
Montant 2 is connected between first fixed block 1, first fixed block 1 is socketed with the sliding of montant 2, and 2 surface of the montant is socketed with
First helical spring 6, first helical spring 6 are fixedly connected with guide cylinder 7 and the first fixed block 1 respectively, the babinet 24
Two middle side parts are installed with the second fixed block 13, and second fixed block, 13 outside is installed with third connecting rod 12, institute
It states 12 other end of third connecting rod and is installed with supporting rod 11,11 lower end of the supporting rod is fixedly connected with pedestal 26, described
24 upper end of babinet is equipped with end cap 23, and 23 downside surface of the end cap is installed with stripper plate 15, the stripper plate 15 it is straight
Diameter is equal to the internal diameter of babinet 24, and 23 uper side surface of the end cap is installed with handle 16.
Operation principle：User first is injected by feed inlet 14 in babinet 24 when handling sewage, by sewage
Then portion blocks feed inlet 14, user's one hand is held handle 16 and pressed down on, and then user, which steps on downwards, steps on block 3, makes
Push rod 20 pushes sewage to move upwards, and fixed plate 17 is made to scrape the sludge on 22 surface of adsorption layer, so that sludge is deposited in solid
17 surface of fixed board, at this time montant 2 move downward and squeeze the first helical spring 6 by the first fixed block 1, make fixed plate 17 and squeeze
Pressing plate 15 contacts, and so that sewage is passed through the adsorption layer 22 of 17 both sides of fixed plate, is discharged by through-hole 18, loosens and steps in user
When block 3, makes to step on block 3 and foot is driven to move upwards, the second helical spring 25 pushes locating piece 4 to move downward at this time, fixes at this time
Plate 17 scrapes downwards the sludge inside adsorption layer 22, to avoid sludge from remaining in inside adsorption layer 22, to inhaling
Attached layer 22 is protected, and sludge is made to be deposited in 24 bottom of babinet, and user can be by feed inlet 14 again by dirt to be treated
Water injects, and then blocks, and when the sludge of 17 downside of fixed plate blocks through-hole 18, then user pulls out handle
16, step on and step on block 3, push rod 20 is made to push fixed plate 17 to babinet movement outside, then rotate fixed plate 17, make fixed plate 17 with
Push rod 20 detaches, and user scrapes the sludge on 17 surface of fixed plate, then poured out i.e. to the sludge of box house
It can.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of sewage-treatment plant of build concrete separation and recovery, which is characterized in that including the first support frame assembly,
Second support frame assembly, babinet (24), end cap (23), adsorption layer (22) and scraping dirt component；Babinet (24) one end closing
One end open, and internal is cavity body, cabinet wall is equipped with adsorption layer (22), and close open end is provided with through-hole conduct on side wall
Feed inlet is provided with several through-holes as discharge outlet close to blind end；Babinet (24) exterior side wall is carried out by the first braced frame
Support is fixed；The scraping dirt component includes fixed plate (17), push rod (20), sleeve (21), locating piece (4) and sole (3), sleeve
(21) it is located at below babinet (24) by the second braced frame, and is opened on direction vertical with its axis on the barrel of sleeve (21)
It is connected with locating piece (4) after thering is through-hole, push rod (20) one end to pass through the through-hole, the other end is connected with fixed plate (17)；Fixed plate
(17) it is located in babinet (24), and fixed plate (17) both ends Contact-sorption layer (22)；Locating piece (4) side wall is equipped with pedal
(3)；Push rod (20), which is located on the part between sleeve (21) and locating piece (4), is cased with spring；Sewage enters babinet from feed inlet
(24), it needs to close feed inlet (14) when start to process；Dirt in sewage is adsorbed on adsorption layer；Sole (3) is trampled downwards, is made
It obtains locating piece (4) to move upwards along babinet axis, spring-compressed, so that push rod (20) drives fixed plate (17) to transport upwards
It is dynamic, the sludge on adsorption layer is scraped, while treated water via through holes discharge.
2. a kind of sewage-treatment plant of build concrete separation and recovery as described in claim 1, which is characterized in that described
First support frame assembly includes two the second fixed blocks (13), two third connecting rods (12), two supporting rods (11) and bottom
Seat (26)；Pedestal (26) both ends are separately connected two supporting rods (11), and supporting rod (11) axis and pedestal (26) plane
It is mutually perpendicular to, two the second fixed blocks (13) are respectively symmetrically connected with babinet (24) side wall, and fixed block (13) and supporting rod
(11) one end not connect with pedestal (26) is connected by third connecting rod (12), third connecting rod (12) axis and supporting rod
(11) axis is mutually perpendicular to.
3. a kind of sewage-treatment plant of build concrete separation and recovery as described in claim 1, which is characterized in that described
Second support frame assembly includes two third fixed blocks (10), two the second connecting rods (9) and cross bar (8)；The cross bar (8)
On be cased with sleeve (21), and sleeve (21) is located at cross bar (8) center, and sleeve (21) axis is overlapped with babinet (24) axis；It is horizontal
Bar (8) both ends are connected with the second connecting rod (9) respectively, and cross bar (8) axis is mutually perpendicular to the second connecting rod (9) axis；The
One end that two connecting rods (9) are not connect with cross bar (8) is connected with third fixed block (10).
4. a kind of sewage-treatment plant of build concrete separation and recovery as described in claim 1, which is characterized in that also wrap
Two identical guidance sets are included, the overall stability of uniform force and structure for ensureing cross bar (8)；The guiding group
Part includes two guide cylinders (7), cross bar (8), and described two guide cylinders (7) are located on cross bar (8) and are symmetrically positioned in sleeve (21)
Both sides, two guide cylinders (7) lower sections are connect by montant (2) with fixed block, and are cased with spring on montant (2).
5. a kind of sewage-treatment plant of build concrete separation and recovery as described in claim 1, which is characterized in that also wrap
Include handle (16) and stripper plate (15)；The handle (16) is connected with side of the end cap (23) far from cabinets cavity, stripper plate
(15) it is connected close to the side of cabinets cavity with end cap (23), and stripper plate (15) and cabinet wall clearance fit, sewage enter
Handle (16) is pressed when babinet, is prevented the rising due to fixed plate (17) and is made the water surface rises to lead to the open-top end cap of sewage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810337727.7A CN108423740A (en) | 2018-04-16 | 2018-04-16 | A kind of sewage-treatment plant of build concrete separation and recovery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810337727.7A CN108423740A (en) | 2018-04-16 | 2018-04-16 | A kind of sewage-treatment plant of build concrete separation and recovery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108423740A true CN108423740A (en) | 2018-08-21 |
Family
ID=63161165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810337727.7A Pending CN108423740A (en) | 2018-04-16 | 2018-04-16 | A kind of sewage-treatment plant of build concrete separation and recovery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108423740A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110721502A (en) * | 2019-12-03 | 2020-01-24 | 青岛蓝杉知本科技有限公司 | Robot and method for salvaging sludge in sewage pool of sewage plant |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1518117A (en) * | 1974-07-29 | 1978-07-19 | Hartkorn K | Oxidation and adsorption method for removing contaminating substances in aqueous liquids |
| CN106830612A (en) * | 2017-02-14 | 2017-06-13 | 赵珂 | Sludge deep dehydrator |
| CN206544958U (en) * | 2017-03-13 | 2017-10-10 | 东莞市铝基五金制品有限公司 | A kind of Waste Water Treatment |
| CN207030999U (en) * | 2017-07-14 | 2018-02-23 | 湖州诚鑫纺织印染有限公司 | A kind of textile of chemical fibre Waste Water Treatment of efficiently reuse |
| CN207076224U (en) * | 2017-06-01 | 2018-03-09 | 上海畅辉信息科技有限公司 | A kind of environment-friendly type gardens sewage-treatment plant |
-
2018
- 2018-04-16 CN CN201810337727.7A patent/CN108423740A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1518117A (en) * | 1974-07-29 | 1978-07-19 | Hartkorn K | Oxidation and adsorption method for removing contaminating substances in aqueous liquids |
| CN106830612A (en) * | 2017-02-14 | 2017-06-13 | 赵珂 | Sludge deep dehydrator |
| CN206544958U (en) * | 2017-03-13 | 2017-10-10 | 东莞市铝基五金制品有限公司 | A kind of Waste Water Treatment |
| CN207076224U (en) * | 2017-06-01 | 2018-03-09 | 上海畅辉信息科技有限公司 | A kind of environment-friendly type gardens sewage-treatment plant |
| CN207030999U (en) * | 2017-07-14 | 2018-02-23 | 湖州诚鑫纺织印染有限公司 | A kind of textile of chemical fibre Waste Water Treatment of efficiently reuse |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110721502A (en) * | 2019-12-03 | 2020-01-24 | 青岛蓝杉知本科技有限公司 | Robot and method for salvaging sludge in sewage pool of sewage plant |
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Application publication date: 20180821 |