CN108392859B - Steel sedimentation tank capable of being recycled - Google Patents
Steel sedimentation tank capable of being recycled Download PDFInfo
- Publication number
- CN108392859B CN108392859B CN201810445155.4A CN201810445155A CN108392859B CN 108392859 B CN108392859 B CN 108392859B CN 201810445155 A CN201810445155 A CN 201810445155A CN 108392859 B CN108392859 B CN 108392859B
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- China
- Prior art keywords
- buffer
- sedimentation
- pipe
- sedimentation cylinder
- frame
- Prior art date
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- 238000004062 sedimentation Methods 0.000 title claims abstract description 54
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 37
- 239000010959 steel Substances 0.000 title claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000010802 sludge Substances 0.000 claims abstract description 13
- 238000001556 precipitation Methods 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000000576 coating method Methods 0.000 description 9
- 239000010865 sewage Substances 0.000 description 9
- 239000000725 suspension Substances 0.000 description 9
- 239000011248 coating agent Substances 0.000 description 8
- 238000010276 construction Methods 0.000 description 8
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 6
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 6
- 238000001914 filtration Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 229910000531 Co alloy Inorganic materials 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 239000011449 brick Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- JPNWDVUTVSTKMV-UHFFFAOYSA-N cobalt tungsten Chemical compound [Co].[W] JPNWDVUTVSTKMV-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 2
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 2
- 235000006408 oxalic acid Nutrition 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 239000001509 sodium citrate Substances 0.000 description 2
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000006097 ultraviolet radiation absorber Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
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
- B01D21/02—Settling tanks with single outlets for the separated liquid
-
- 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
- B01D21/0012—Settling tanks making use of filters, e.g. by floating layers of particulate material
-
- 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
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/245—Discharge mechanisms for the sediments
- B01D21/2483—Means or provisions for manually removing the sediments
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
- C09D5/10—Anti-corrosive paints containing metal dust
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
- C09D5/10—Anti-corrosive paints containing metal dust
- C09D5/106—Anti-corrosive paints containing metal dust containing Zn
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Sewage (AREA)
Abstract
The invention discloses a recyclable steel sedimentation tank, which comprises a filter cover and a sedimentation cylinder body; the sedimentation cylinder is made of steel, the bottom of the sedimentation cylinder is composed of inclined straight line sections on two sides and an arc section on the bottom, and two sides of the sedimentation cylinder are respectively provided with a water inlet and a water outlet; a horizontal filter screen is arranged on the inclined straight line section of the sedimentation cylinder, and a sludge discharge pipe connected with an external sludge pump is arranged at the lowest point of the arc section at the bottom of the sedimentation cylinder; a buffer device is arranged in the precipitation cylinder; the buffer device comprises a first buffer and a second buffer; the first buffer is arranged above the second buffer through a connecting rod; a supporting plate is arranged below the second buffer; a stop block fixed on the inner wall of the sedimentation cylinder body is arranged below the supporting plate; a filter cover is arranged on the sedimentation cylinder body. The invention has reasonable and simple structure, can be recycled for multiple times, reduces the cost, has good precipitation effect, is convenient to discharge and clean, has long service life, and has the characteristics of energy conservation and environmental protection.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a recyclable steel sedimentation tank.
Background
Along with the more and more construction sites, the influence of the construction industry on the environment is also more and more, in order to reduce water pollution, at present, a sedimentation tank adopted in the field of construction engineering is generally built by cement bricks, is easy to damage and has a common leakage phenomenon, and waste in the common sedimentation tank cannot be cleaned, so that pollution is serious. After construction of the construction site is completed, the construction site is directly destructively dismantled and used as construction waste, and the recovery rate is too low, so that serious waste is caused. Therefore, the sewage precipitation device which can overcome the defects of large labor and material consumption, difficult turnover, poor durability, easy damage, common leakage phenomenon, low recovery rate and serious waste and pollution of the traditional precipitation device is developed, and the sewage precipitation device becomes a problem to be solved by the industry.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a recyclable steel sedimentation tank.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a steel sedimentation tank capable of being recycled comprises a filter cover and a sedimentation cylinder; the sedimentation cylinder is made of steel, the bottom of the sedimentation cylinder is composed of inclined straight line sections at two sides and an arc section at the bottom, and two sides of the sedimentation cylinder are respectively provided with a water inlet and a water outlet; a horizontal filter screen is arranged on the inclined straight line section of the sedimentation cylinder, and a sludge discharge pipe connected with an external sludge pump is arranged at the lowest point of the arc section at the bottom of the sedimentation cylinder; a buffer device is arranged in the precipitation cylinder; the buffer device comprises a first buffer and a second buffer; the first buffer is arranged above the second buffer through a connecting rod; a supporting plate is arranged below the second buffer; a stop block fixed on the inner wall of the sedimentation cylinder body is arranged below the supporting plate; a filter cover is arranged on the sedimentation cylinder body.
Further, the filter cover is formed by welding first angle steel and second angle steel, and second angle steel with gaps is uniformly arranged in the frame.
Further, the first buffer comprises an elbow and a first frame tube; the bent pipe consists of a horizontal section and an inclined section; the bent pipe and the first frame pipe are connected end to form a frame; a longitudinal first horizontal pipe arranged side by side is fixed in the frame; the first horizontal pipe is provided with a first through hole.
Further, the second buffer includes a second frame tube and a second horizontal tube; the four second frame pipes are connected end to form a supporting frame; a grid structure formed by a plurality of second horizontal pipes in a staggered manner is fixed in the supporting frame; and a second through hole is formed in the second horizontal pipe.
Further, the upper surfaces of the adjacent first horizontal pipes in the horizontal section of the bent pipe are provided with convex blocks; the convex blocks adopt a trapezoid structure, and the upper part is small and the lower part is large.
Further, grooves are formed in the side faces of the protruding blocks; the grooves extend from the upper surface of the lug to the lower part of the side surfaces, and the outlets at the lower ends of the grooves guide water to flow to two sides and discharge.
Further, a threaded through hole is formed in the supporting plate; the filter cover is connected with a screw rod through a connecting seat; the screw rod is connected with a threaded through hole in the supporting plate.
The invention has the beneficial effects that: the invention has reasonable and simple structure, greatly improves the recycling rate of the sedimentation tank, can be recycled for a plurality of times, reduces the cost, solves the problem that the conventional brick sedimentation tank of the construction site is easy to damage, reduces the probability of unsmooth drainage caused by the damage of the sedimentation tank, has good sedimentation effect, is convenient to discharge and clean, has long service life, and has the characteristics of energy conservation and environmental protection.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention.
Fig. 2 is a top view of the filter cap of the present invention.
Fig. 3 is a schematic diagram of a structure of the first buffer.
Fig. 4 is a schematic diagram of the structure of the second buffer.
In the figure: 1. a precipitation cylinder; 2. a water inlet; 3. a water outlet; 4. a filter cover; 5. a connecting seat; 6. a bump; 7. a support plate; 8. a first buffer; 9. a second buffer; 10. a sludge discharge pipe; 11. a screw rod; 12. a filter screen; 13. a connecting rod; 14. a stop block; 41. a first angle steel; 42. a second angle steel; 61. a groove; 81. a horizontal section; 82. an inclined section; 83. a first frame tube; 84. a first horizontal pipe; 85. a first through hole; 91. a second frame tube; 92. a second horizontal tube; 93. and a second through hole.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
As shown in fig. 1 to 4, a recyclable steel sedimentation tank comprises a filter cover 4 and a sedimentation cylinder 1; the sedimentation cylinder body 1 is made of steel, the bottom of the sedimentation cylinder body 1 is composed of inclined straight line sections at two sides and an arc section at the bottom, and a water inlet 2 and a water outlet 3 are respectively arranged at two sides of the sedimentation cylinder body 1; a horizontal filter screen 12 is arranged on the inclined straight line section of the sedimentation cylinder body 1, and a sludge discharge pipe 10 connected with an external sludge pump is arranged at the lowest point of the arc line section at the bottom of the sedimentation cylinder body 1; a buffer device is arranged in the sedimentation cylinder body 1; the buffer means comprises a first buffer 8 and a second buffer 9; the first buffer 8 is arranged above the second buffer through a connecting rod 13; a supporting plate is arranged below the second buffer 9; a stop block 14 fixed on the inner wall of the sedimentation cylinder 1 is arranged below the supporting plate 7; a filter cover 4 is arranged on the sedimentation cylinder body 1. The water inlet 2 and the water outlet 3 can be round or square in shape and are mainly used for connecting a drain pipe arranged on a road surface of a drain ditch. The size length×width×height×thickness of the precipitation cylinder 1 was 600mm×600mm×800mm×5mm. The outer wall and the inner wall of the precipitation cylinder body 1 are provided with rust-proof coatings. The material of the antirust coating comprises the following substances in parts by mole: 4-6 parts of nickel sulfate, 3-5 parts of ultraviolet absorber, 5-10 parts of citric acid, 5-8 parts of tungsten-cobalt alloy powder, 3-7 parts of nano zinc powder, 1-3 parts of dispersing agent, 3-5 parts of film forming agent and 1-2 parts of stabilizer; the method for preparing the rust-proof coating by adopting the material of the rust-proof coating comprises the following steps: adding tungsten-cobalt alloy powder and nano zinc powder into citric acid, stirring in 30-40 ℃ aqueous solution, and controlling pH value between 4.2-4.5 by oxalic acid or sodium citrate until the solid is completely dissolved to obtain a solution; gradually adding nickel sulfate and an ultraviolet absorbent into the solution at 40-50 ℃ and continuously stirring in the adding process to change the solution into suspension; and adding a film forming agent into the suspension, continuously stirring in the adding process, keeping the temperature at 35-40 ℃, adjusting the pH value of the suspension to be 7-8 by using oxalic acid and sodium citrate, and adding a dispersing agent and a stabilizing agent into the suspension to prevent precipitation in the suspension, so as to obtain the antirust coating suspension. The rust-proof coating suspension is sprayed onto the outer wall and the inner wall of the precipitation cylinder body 1 by heat, and after natural drying, the rust-proof coating suspension is dried at the temperature of 70 ℃ and cooled, and then the rust-proof coating suspension can be used in production. The rust-proof coating prepared by the method has good rust-proof effect, has a self-drying effect, has strong adhesive force, can not generate local falling phenomenon at a high temperature of 30-240 ℃ below zero, and can effectively prevent rust for 15 years.
As a preferable mode of the present invention, the filter cover 4 is formed by welding a first angle steel 41 and a second angle steel 42, and the second angle steel 42 with gaps is uniformly arranged in the frame. The frame of the filter cover 4 is formed by welding a first angle steel 41 and a second angle steel 42 end to end, and 12 second angle steels 42 are horizontally and uniformly arranged in the filter cover frame. The first angle steel 41 adopts the angle steel of 40mm wide welded joint, sets up length according to actual production's needs, and general first angle steel 41 adopts 640mm length, and the second angle steel 42 adopts 600mm length's angle steel. The model of the angle steel adopts angle steel of 40 multiplied by 3.
As a preferred embodiment of the present invention, as shown in fig. 3, the first damper 8 includes an elbow pipe and a first frame pipe 83; the bent pipe consists of a horizontal section 81 and an inclined section 82, so that sewage can be buffered, splashing of the sewage is reduced, and impact force is reduced; the bent pipe and the first frame pipe 83 are connected end to form a frame; a longitudinal first horizontal tube 84 is fixed in the frame and arranged side by side; the first horizontal pipe 84 is provided with a first through hole 85; can buffer sewage, promote sediment filtration and reduce the load of a sludge pump.
As a preferred embodiment of the present invention, as shown in fig. 4, the second buffer 9 includes a second frame pipe 91 and a second horizontal pipe 92; the four second frame pipes 91 are connected end to form a supporting frame; a grid structure formed by a plurality of second horizontal pipes 92 in a staggered manner is fixed in the supporting frame; the second through holes 93 are formed in the second horizontal pipe 92, sewage can be buffered, sediment filtration can be promoted, the load of the sludge pump is reduced, and the grid structure can isolate and separate large impurities and prevent the large impurities from blocking the sludge pump.
As a preferable scheme of the invention, the upper surface of the adjacent first horizontal pipe 84 in the horizontal section 81 of the bent pipe is provided with a convex block 6; the convex block 6 adopts a trapezoid structure, and the upper part is small and the lower part is large. The side surface of the convex block 6 is provided with a groove 61; grooves 61 extend from the upper surface of the projections 6 to the lower parts of the sides, and the outlets of the lower ends of the grooves 61 guide the water to flow to the two sides for discharge; the grooves 61 may be arranged in an out-splayed arc configuration or a curved surrounding configuration to increase the filtration area and buffering time. For sewage entering from the water inlet 2, the first buffer 8 and the second buffer 9 can buffer the water flow entering, reduce the impact of the sewage to the water body in the sedimentation cylinder 1, improve the sedimentation effect, and separate some large impurities from the water; the bump 6 disperses and falls the water flow, so that concentrated impact is not generated, the buffer effect can be further improved, and the sedimentation effect can be improved.
As a preferable scheme of the invention, the supporting plate 7 is provided with a threaded through hole; the filter cover 4 is connected with a screw rod 11 through a connecting seat 5; the screw rod 11 is connected with a threaded through hole in the supporting plate. The buffer device can be cleaned regularly through the arrangement of the structure. The first through holes 85 and the second through holes 93 may precipitate a portion of the sludge in the sewage into the first horizontal pipe 84 and the second horizontal pipe 92; the motor shaft is connected with the upper end inner hexagonal hole of the screw rod 11 to drive the screw rod 11 to rotate, the supporting plate 7 drives the whole buffer device to ascend, sundries on the buffer device are cleaned manually, damage to the lower filter screen 12 is avoided, mud and dirt in the first horizontal pipe 84 and the second horizontal pipe 92 can be cleaned through the air pipe, the service life is prolonged, the filtering and precipitating effects are improved, the sundries and the dirt can be processed in a concentrated mode, and the device has the characteristics of energy conservation and environmental protection.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. A steel sedimentation tank capable of being recycled comprises a filter cover and a sedimentation cylinder; the method is characterized in that: the sedimentation cylinder is made of steel, the bottom of the sedimentation cylinder is composed of inclined straight line sections at two sides and an arc section at the bottom, and two sides of the sedimentation cylinder are respectively provided with a water inlet and a water outlet; a horizontal filter screen is arranged on the inclined straight line section of the sedimentation cylinder, and a sludge discharge pipe connected with an external sludge pump is arranged at the lowest point of the arc section at the bottom of the sedimentation cylinder; a buffer device is arranged in the precipitation cylinder; the buffer device comprises a first buffer and a second buffer; the first buffer is arranged above the second buffer through a connecting rod; a supporting plate is arranged below the second buffer; a stop block fixed on the inner wall of the sedimentation cylinder body is arranged below the supporting plate; a filter cover is arranged on the sedimentation cylinder; the first buffer comprises an elbow pipe and a first frame pipe; the bent pipe consists of a horizontal section and an inclined section; the bent pipe and the first frame pipe are connected end to form a frame; a longitudinal first horizontal pipe arranged side by side is fixed in the frame; a first through hole is formed in the first horizontal pipe; the second buffer comprises a second frame pipe and a second horizontal pipe; the four second frame pipes are connected end to form a supporting frame; a grid structure formed by a plurality of second horizontal pipes in a staggered manner is fixed in the supporting frame; and a second through hole is formed in the second horizontal pipe.
2. The recyclable steel sedimentation tank of claim 1, wherein: the filter cover is formed by welding a first angle steel and a second angle steel, and the second angle steel with gaps is uniformly arranged in the frame.
3. The recyclable steel sedimentation tank of claim 1, wherein: the upper surfaces of adjacent first horizontal pipes in the horizontal sections of the bent pipes are provided with lugs; the convex blocks adopt a trapezoid structure, and the upper part is small and the lower part is large.
4. A recyclable steel sedimentation tank according to claim 3, characterized in that: grooves are formed in the side faces of the protruding blocks; the grooves extend from the upper surface of the lug to the lower part of the side surfaces, and the outlets at the lower ends of the grooves guide water to flow to two sides and discharge.
5. The recyclable steel sedimentation tank of claim 1, wherein: a threaded through hole is formed in the supporting plate; the filter cover is connected with a screw rod through a connecting seat; the screw rod is connected with a threaded through hole in the supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810445155.4A CN108392859B (en) | 2018-05-10 | 2018-05-10 | Steel sedimentation tank capable of being recycled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810445155.4A CN108392859B (en) | 2018-05-10 | 2018-05-10 | Steel sedimentation tank capable of being recycled |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108392859A CN108392859A (en) | 2018-08-14 |
| CN108392859B true CN108392859B (en) | 2023-08-22 |
Family
ID=63100917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810445155.4A Active CN108392859B (en) | 2018-05-10 | 2018-05-10 | Steel sedimentation tank capable of being recycled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108392859B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112808722A (en) * | 2021-02-08 | 2021-05-18 | 中持水务股份有限公司 | Flushing piece, flushing system and flushing control method |
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