CN111871016A - Sludge discharge device for sewage treatment - Google Patents
Sludge discharge device for sewage treatment Download PDFInfo
- Publication number
- CN111871016A CN111871016A CN202010819258.XA CN202010819258A CN111871016A CN 111871016 A CN111871016 A CN 111871016A CN 202010819258 A CN202010819258 A CN 202010819258A CN 111871016 A CN111871016 A CN 111871016A
- Authority
- CN
- China
- Prior art keywords
- rotating
- mud
- sewage treatment
- sludge
- sedimentation tank
- 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- Withdrawn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
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
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/245—Discharge mechanisms for the sediments
-
- 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
- B01D21/20—Driving mechanisms
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention is suitable for the technical field of sewage treatment, and provides a sewage treatment sludge discharge device, which comprises: the upper part of the sedimentation tank is communicated with a water inlet pipe, and the bottom of the sedimentation tank is provided with a sludge discharge port; the rotating shaft is rotatably arranged inside the sedimentation tank and is fixedly connected with a plurality of mud-removing plates, and the mud-removing plates are in contact with the inner wall of the sedimentation tank to form a sealing structure; the driving pipe is communicated with the water inlet pipe and is communicated with the rotating shell, the driving pipe and the rotating shell are internally and rotatably provided with a rotating rod, and the rotating rod is rotatably provided with at least one rotating blade for utilizing water flow power; wherein, the dwang carries out the mud of arranging through the intermittent rotation of transmission assembly drive axis of rotation. Arrange mud through axis of rotation and mud-shifting plate, avoided artifical discharge water to carry out silt clearance, make easy operation ization, clearance convenient and fast. The water flow is adopted to provide power, so that the installation of driving equipment is avoided, the energy input is reduced, the energy is saved, the automatic cleaning is realized, and the manual operation is avoided.
Description
Technical Field
The invention belongs to the technical field of sewage treatment, and particularly relates to a sludge discharge device for sewage treatment.
Background
The Chinese fresh water resource is in the average level in the world, and the problem of water pollution caused by a large industrial sound field is increasingly serious. Therefore sewage treatment has received more and more people's attention, current sewage treatment mode includes the physical precipitation method, the chemical precipitation method, biodegradation method etc., but no matter which kind of mode is adopted to carry out sewage treatment, in the processing procedure of sewage, sewage treatment plant's bottom all can pile up a large amount of mud after a period, and in order to guarantee sewage treatment's normal effective going on, the user often needs to clear up the inside silt of sewage treatment plant, current sedimentation tank row mud need be advanced the water, the manual work is cleared up silt, complex operation, waste time and energy.
Disclosure of Invention
The embodiment of the invention aims to provide a sewage treatment sludge discharge device and aims to solve the problem of complex operation.
The embodiment of the invention is realized in such a way that the sewage treatment sludge discharge device comprises:
the upper part of the sedimentation tank is communicated with a water inlet pipe, and the bottom of the sedimentation tank is provided with a sludge discharge port;
the rotating shaft is rotatably arranged inside the sedimentation tank and is fixedly connected with a plurality of mud-removing plates, and the mud-removing plates are in contact with the inner wall of the sedimentation tank to form a sealing structure;
the driving pipe is communicated with the water inlet pipe and is communicated with the rotating shell, the driving pipe and the rotating shell are internally and rotatably provided with a rotating rod, and the rotating rod is rotatably provided with at least one rotating blade for utilizing water flow power;
wherein, the dwang carries out the mud of arranging through the intermittent rotation of transmission assembly drive axis of rotation.
In the embodiment of the invention, the water inlet pipe is communicated with the sewage inlet pipe, sewage carrying sludge flows through the interior of the driving pipe through the water inlet pipe and finally enters the interior of the sedimentation tank, at the moment, the rotating shaft and the sludge stirring plate seal the sludge discharge port and the bottom of the sedimentation tank, water cannot be discharged from the sludge discharge port, the water carrying sludge enters the interior of the sedimentation tank for sedimentation, the sludge falls on the rotating shaft and the sludge stirring plate, the water flowing through the driving pipe drives the rotating blades to rotate, the rotating blades drive the rotating rod to rotate, the rotating rod drives the rotating shaft to rotate intermittently through the transmission assembly to discharge the sludge, the rotating shaft and the sludge stirring plate carry the sludge to enter the interior of the sludge discharge port, and the sludge flows away from the rotating shaft and the sludge stirring plate under the action of gravity, so that manual cleaning is avoided. Arrange mud through pivoted axis of rotation and mud-shifting plate, avoided artifical discharge water to carry out silt clearance, make easy operation ization, clearance convenient and fast. The water flow is adopted to provide power, so that the installation of driving equipment is avoided, the device is simplified, the energy input is reduced, the energy is saved, the environment is protected, and the design is ingenious. Carry out axis of rotation intermittent type through drive assembly and rotate and arrange mud, the silt of being convenient for is piled up, has realized automatic clearance, has avoided manual operation.
As a preferred embodiment of the invention, the rotating shell is communicated with the top of the driving pipe, so that kinetic energy is provided by water flow better, and the energy consumption of the water flow caused by the change of the water flow direction due to the fact that the water flow enters the rotating shell is avoided.
As a preferred embodiment of the invention, the transmission assembly is positioned on the outer side wall of the sedimentation tank, so that the maintenance is convenient and the influence of water flow is reduced. The dwang rotates and drives the drive wheel and rotate, and the drive wheel rotates and drives the rotation of rotating the intermittent type nature of tooth sheave, rotates tooth sheave and rotates and drive the poking rod and rotate to this makes poking rod sheave intermittent type rotate, thereby makes axis of rotation and mud-shifting plate intermittent type rotate, the silt deposit of being convenient for. The poke rod can be provided with an L-shaped structure, one end of the poke rod is fixed on the rotating gear grooved wheel to be lifted, and the other end of the poke rod is rotatably embedded in the poke rod grooved wheel.
As a preferred embodiment of the invention, the rotary toothed wheel is provided with a plurality of fixing holes, the poking rods are detachably fixed in the fixing holes, and the rotating frequency of the rotating shaft and the mud poking plates is controlled by adjusting the number of the poking rods, so that the mud discharging frequency is controlled, the adjustment can be carried out according to the mud content, and the application capability of the device is improved. The fixed orifices can be threaded holes, and the poke rod is connected inside the fixed orifices through bolts.
As a preferred embodiment of the invention, the upper end of the sludge discharge port is rotatably provided with the sealing plate on the sedimentation tank, and the sealing plate is provided with the reset assembly and the limiting structure, so that the sealing plate rotates towards the inner part of the sedimentation tank and is close to the sludge removing plate, the sealing plate and the end part of the sludge removing plate are convenient to contact better to form a sealing structure, and water flow leakage is avoided.
As a preferred embodiment of the invention, an inclined sealing soft membrane is fixedly arranged on the inner wall of the sedimentation tank far away from the sludge discharge port, and when the sludge poking plate rotates along with the rotating shaft to seal, the non-connecting end of the sealing soft membrane is lapped at the end part of the rotating rod, so that a sealing structure is formed, water leakage and the like are avoided, and the sealing performance of the device is improved.
As another preferred embodiment of the invention, the edge of the mud deflector is provided with the sealing strip, the sealing strip is arranged to increase the contact tightness between the mud deflector and the inner wall of the sedimentation tank, so as to prevent water from flowing out from between the mud deflector and the inner wall of the sedimentation tank, and the sealing strip can be made of rubber, plastic or resin and other materials which are easy to deform, so as to prevent the sealing strip from generating resistance to influence the rotation of the mud deflector. The mud stirring plate comprises a sealing head and a hollow fold strip, the fold strip is connected to the outer edge of the mud stirring plate, the sealing head is connected to one end, away from the mud stirring plate, of the fold strip, and a non-connecting end of the sealing head is arranged to be a chamfer angle, so that the sealing strip is convenient to bend and rotate.
According to the sludge discharge device for sewage treatment provided by the embodiment of the invention, sludge is discharged through the rotating shaft and the sludge poking plate, so that sludge cleaning by manually discharging water is avoided, the operation is simplified, and the cleaning is convenient and quick. The water flow is adopted to provide power, so that the installation of driving equipment is avoided, the device is simplified, the energy input is reduced, the energy is saved, the environment is protected, and the design is ingenious. Carry out axis of rotation intermittent type through drive assembly and rotate and arrange mud, the silt of being convenient for is piled up, has realized automatic clearance, has avoided manual operation.
Drawings
FIG. 1 is a perspective view of a sludge discharge device for sewage treatment according to an embodiment of the present invention;
FIG. 2 is a schematic view of an internal front view of a sludge discharge device for sewage treatment according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a driving pipe in a sludge discharge device for sewage treatment according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a sealing strip in a sludge discharge device for sewage treatment according to an embodiment of the present invention;
in the drawings: sedimentation tank 1, inlet tube 2, mud discharging port 3, axis of rotation 4, mud-shifting plate 5, drive wheel 6, rotation toothed sheave 7, poker rod 8, poker sheave 9, sealed mantle 10, sealing strip 11, closing plate 12, driving tube 13, rotating housing 14, dwang 15, rotating vane 16, sealed head 17, fold strip 18.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1 to 3, a structure diagram of a sewage treatment sludge discharge apparatus provided by an embodiment of the present invention includes:
the upper part of the sedimentation tank 1 is communicated with a water inlet pipe 2, and the bottom of the sedimentation tank is provided with a sludge discharge port 3;
the rotating shaft 4 is rotatably arranged inside the sedimentation tank 1 and is fixedly connected with a plurality of mud-removing plates 5, and the mud-removing plates 5 are in contact with the inner wall of the sedimentation tank 1 to form a sealing structure;
the driving pipe 13 is communicated with the water inlet pipe 2 and communicated with a rotating shell 14, a rotating rod 15 is rotatably arranged in the driving pipe 13 and the rotating shell 14, and at least one rotating blade 16 is rotatably arranged on the rotating rod 15 and used for utilizing water flow power;
wherein, the dwang 15 carries out the mud of arranging through the intermittent rotation of transmission assembly drive axis of rotation 4.
In the embodiment of the invention, the water inlet pipe 2 is communicated with the sewage inlet pipe, sewage carrying sludge flows through the interior of the driving pipe 13 through the water inlet pipe 2 and finally enters the interior of the sedimentation tank 1, at the moment, the rotating shaft 4 and the mud-stirring plate 5 seal the mud outlet 3 and the bottom of the sedimentation tank 1, water cannot be discharged from the mud outlet 3, the water carrying sludge enters the interior of the sedimentation tank 1 for sedimentation, the sludge falls on the rotating shaft 4 and the mud-stirring plate 5, the water flowing through the driving pipe 13 rotates the rotating blade 16, the rotating blade 16 drives the rotating rod 15 to rotate, the rotating shaft 4 is driven by the rotating rod 15 through the transmission assembly to rotate intermittently for mud discharging, the rotating shaft 4 and the mud-stirring plate 5 carry sludge to enter the interior of the mud outlet 3, and the sludge flows away from the rotating shaft 4 and the mud-stirring plate 5 under the action of gravity, so that manual cleaning is avoided, and. Arrange mud through pivoted axis of rotation 4 and mud board 5, avoided artifical discharge water to carry out silt clearance, make easy operation ization, clearance convenient and fast. The water flow is adopted to provide power, so that the installation of driving equipment is avoided, the device is simplified, the energy input is reduced, the energy is saved, the environment is protected, and the design is ingenious. Carry out 4 intermittent type rotations of axis of rotation through drive assembly and arrange mud, the silt of being convenient for is piled up, has realized automatic clearance, has avoided manual operation.
In one embodiment of the present invention, the sedimentation tank 1 is connected to a drain pipe, and the sedimented water is discharged from the drain pipe, thereby forming a sedimentation cycle. The driving pipe 13 can be arranged inside the sedimentation tank 1, the driving pipe 13 can be of an original cylindrical or square cylindrical structure, the rotating shell 14 provides a rotating space for the rotating blades 16 for the corresponding arc-shaped structure, and the sedimentation tank 1 can be of a funnel-shaped structure, so that sludge can be conveniently deposited and collected.
As a preferred embodiment of the present invention, the rotating housing 14 is connected to the top of the driving pipe 13, so as to facilitate better utilization of the kinetic energy provided by the water flow, and avoid energy consumption caused by the change of water flow direction due to the water flow entering the interior of the rotating housing 14.
As a preferred embodiment of the invention, the transmission assembly is positioned on the outer side wall of the sedimentation tank 1, so that the maintenance is convenient and the influence of water flow is reduced, the transmission assembly comprises a driving wheel 6, a rotating gear grooved wheel 7 and a deflector rod grooved wheel 9, the driving wheel 6 is coaxially and fixedly connected with a rotating rod 15, at least one transmission gear is fixedly connected onto the driving wheel 6, the rotating gear grooved wheel 7 is rotatably connected onto the sedimentation tank 1 and at least one deflector rod 8 is connected onto the rotating wheel, the deflector rod grooved wheel 9 is coaxially and fixedly connected with a rotating shaft 4, nested grooves corresponding to the number of the deflector plates 5 are formed in the deflector rod grooved wheel 9, and the end part of the deflector rod 8 can be nested inside the nested grooves on the deflector rod grooved. The dwang 15 rotates and drives drive wheel 6 and rotates, and drive wheel 6 rotates and drives the rotation that rotates 7 intermittent type nature of tooth sheave, rotates tooth sheave 7 and rotates and drive the poking rod 8 and rotate to this makes poking rod sheave 9 intermittent type rotate, thereby makes axis of rotation 4 and the 5 intermittent type rotations of mud-shifting plate, the silt deposit of being convenient for. The poke rod 8 can be provided with an L-shaped structure, one end of the poke rod 8 is fixed on the rotating grooved gear 7 to be lifted, and the other end of the poke rod 8 is rotatably embedded in the poke rod grooved gear 9.
As a preferred embodiment of the invention, the rotating toothed wheel 7 is provided with a plurality of fixing holes, the poking rod 8 is detachably fixed in the fixing holes, and the rotating frequency of the rotating shaft 4 and the mud poking plate 5 is controlled by adjusting the number of the poking rods 8, so that the mud discharging frequency is controlled, the adjustment can be carried out according to the mud content, and the application capability of the device is improved. The fixing hole can be a threaded hole, and the poke rod 8 is connected inside the fixing hole through a bolt.
As a preferred embodiment of the present invention, a sealing plate 12 is rotatably disposed at the upper end of the sludge discharge port 3 on the sedimentation tank 1, and a reset component and a limit structure are disposed on the sealing plate 12, so that the sealing plate 12 rotates toward the interior of the sedimentation tank 1 and approaches to the sludge removing plate 5, thereby facilitating better contact between the sealing plate 12 and the end of the sludge removing plate 5 to form a sealing structure, and avoiding water leakage.
As a preferred embodiment of the invention, an inclined soft sealing film 10 is fixedly arranged on the inner wall of the sedimentation tank 1 far away from the sludge discharge port 3, when the sludge poking plate 5 rotates along with the rotating shaft 4 to carry out sealing, the non-connecting end of the soft sealing film 10 is erected at the end part of the rotating rod 15, so that a sealing structure is formed, water leakage and the like are avoided, and the sealing performance of the device is improved.
As shown in fig. 4, as another preferred embodiment of the present invention, a sealing strip 11 is disposed on an edge portion of the mud deflector 5, the sealing strip 11 is disposed to increase the sealing performance of the contact between the mud deflector 5 and the inner wall of the sedimentation tank 1, so as to prevent water from flowing out between the mud deflector 5 and the inner wall of the sedimentation tank 1, and the sealing strip 11 may be made of a material that is easily changed, such as rubber, plastic, or resin, so as to prevent the sealing strip 11 from generating resistance to affect the rotation of the mud deflector 5. Mud stirring board 5 is including sealed head 17 and hollow fold strip 18, and fold strip 18 is connected in mud stirring board 5 outer edge department, and sealed head 17 is connected in fold strip 18 and is kept away from the one end of mud stirring board 5, and the non-link end of sealed head 17 sets up to the chamfer to be convenient for buckle and rotation of sealing strip 11.
The above embodiment of the invention provides a sewage treatment sludge discharge device, wherein a water inlet pipe 2 is communicated with a sewage inlet pipe, sewage carrying sludge flows through the interior of a driving pipe 13 through the water inlet pipe 2 and finally enters the interior of a sedimentation tank 1, at the moment, a rotating shaft 4 and a sludge-removing plate 5 seal a sludge discharge port 3 and the bottom of the sedimentation tank 1, water cannot be discharged from the sludge discharge port 3, the water carrying sludge enters the interior of the sedimentation tank 1 for sedimentation, the sludge falls on the rotating shaft 4 and the sludge-removing plate 5, the water flowing through the driving pipe 13 drives a rotating blade 16 to rotate, the rotating blade 16 drives a rotating rod 15 to rotate, the rotating rod 15 drives the rotating shaft 4 to rotate intermittently through a transmission component for sludge discharge, and the rotating shaft 4 and the sludge-removing plate 5 carry sludge to enter the interior of the sludge discharge port 3, under the action of gravity, the sludge flows to separate from the rotating shaft 4 and the mud stirring plate 5, so that manual cleaning is avoided, and the cleaning is convenient and fast. Arrange mud through pivoted axis of rotation 4 and mud board 5, avoided artifical discharge water to carry out silt clearance, make easy operation ization, clearance convenient and fast. The water flow is adopted to provide power, so that the installation of driving equipment is avoided, the device is simplified, the energy input is reduced, the energy is saved, the environment is protected, and the design is ingenious. Carry out 4 intermittent type rotations of axis of rotation through drive assembly and arrange mud, the silt of being convenient for is piled up, has realized automatic clearance, has avoided manual operation.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. The utility model provides a sewage treatment arranges mud device which characterized in that, sewage treatment arranges mud device includes:
the upper part of the sedimentation tank is communicated with a water inlet pipe, and the bottom of the sedimentation tank is provided with a sludge discharge port;
the rotating shaft is rotatably arranged inside the sedimentation tank and is fixedly connected with a plurality of mud-removing plates;
the driving pipe is communicated with the water inlet pipe and is communicated with the rotating shell, the driving pipe and the rotating shell are internally and rotatably provided with a rotating rod, and the rotating rod is rotatably provided with at least one rotating blade for utilizing water flow power;
wherein, the dwang carries out the mud of arranging through the intermittent rotation of transmission assembly drive axis of rotation.
2. The sewage treatment sludge discharging device of claim 1 wherein the rotating housing is communicated with the top of the driving pipe.
3. The sewage treatment sludge discharging device according to claim 1 or 2, wherein the transmission assembly comprises a driving wheel, a rotating gear sheave and a deflector rod sheave, the driving wheel is coaxially and fixedly connected with the rotating rod, at least one transmission gear is fixedly connected onto the driving wheel, the rotating gear sheave is rotatably connected onto the sedimentation tank, at least one deflector rod is connected onto the rotating gear sheave, the deflector rod sheave is coaxially and fixedly connected with the rotating shaft, and the deflector rod sheave is provided with nested grooves corresponding to the number of the sludge deflector plates.
4. The sewage treatment sludge discharging device according to claim 3, wherein the rotating toothed wheel is provided with a plurality of fixing holes, the poking rods are detachably fixed in the fixing holes, and the rotating frequency of the rotating shaft and the sludge poking plates is controlled by adjusting the number of the poking rods.
5. The sewage treatment sludge discharge device according to claim 1, wherein the upper end of the sludge discharge port is rotatably provided with a sealing plate on the sedimentation tank, and the sealing plate is provided with a reset assembly and a limiting structure.
6. The sewage treatment sludge discharge device according to claim 1, wherein an inclined soft sealing membrane is fixedly arranged on the inner wall of the sedimentation tank far away from the sludge discharge port, and the non-connecting end of the soft sealing membrane is arranged at the end part of the rotating rod in a lapping way.
7. The sewage treatment sludge discharge device according to claim 1, wherein the edge of the sludge removing plate is provided with a sealing strip.
8. The sewage treatment sludge discharge device according to claim 1, wherein the sludge removing plate comprises a sealing head and a hollow fold strip, the fold strip is connected to the outer edge of the sludge removing plate, the sealing head is connected to one end, away from the sludge removing plate, of the fold strip, and a non-connecting end of the sealing head is provided with a chamfer.
9. The sewage treatment sludge discharging device according to claim 3, wherein the moving rod is provided with an L-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010819258.XA CN111871016A (en) | 2020-08-14 | 2020-08-14 | Sludge discharge device for sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010819258.XA CN111871016A (en) | 2020-08-14 | 2020-08-14 | Sludge discharge device for sewage treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111871016A true CN111871016A (en) | 2020-11-03 |
Family
ID=73203840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010819258.XA Withdrawn CN111871016A (en) | 2020-08-14 | 2020-08-14 | Sludge discharge device for sewage treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111871016A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113041662A (en) * | 2021-04-02 | 2021-06-29 | 安徽安能建设集团有限公司 | Municipal administration environmental protection sewage settlement treatment device |
| CN115680053A (en) * | 2022-11-03 | 2023-02-03 | 赵红洁 | Agricultural ditch desilting equipment |
-
2020
- 2020-08-14 CN CN202010819258.XA patent/CN111871016A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113041662A (en) * | 2021-04-02 | 2021-06-29 | 安徽安能建设集团有限公司 | Municipal administration environmental protection sewage settlement treatment device |
| CN115680053A (en) * | 2022-11-03 | 2023-02-03 | 赵红洁 | Agricultural ditch desilting equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207973579U (en) | A kind of sewage aeration pond | |
| CN111871016A (en) | Sludge discharge device for sewage treatment | |
| CN111777108A (en) | Energy-concerving and environment-protective sewage treatment plant | |
| CN213204049U (en) | Municipal administration surface of water rubbish energy-saving collection device | |
| CN201183988Y (en) | Waste water collection apparatus with stirring mechanism | |
| CN214829238U (en) | High-efficient device that deposits of electric power industry waste water | |
| CN215712504U (en) | Activation treatment device based on environmental engineering sludge microorganisms | |
| CN210846047U (en) | Waste water treatment is with mixing medicine equipment | |
| CN210008509U (en) | High-efficient fruit belt cleaning device | |
| CN201545721U (en) | Centrifugal rotational flow sewage treatment machine | |
| CN112281775A (en) | Water surface floating garbage treatment device | |
| CN219621692U (en) | Self-cleaning type shore protection structure applied to open sea big wave sea area | |
| CN219002289U (en) | Environment-friendly sewage treatment device with high treatment efficiency | |
| CN212001544U (en) | Pre-processing device for prefabricated pump station | |
| CN202482089U (en) | Single-drum smash type grille device | |
| CN221432222U (en) | Skimming device for circular secondary sedimentation tank | |
| CN212269577U (en) | Sewage treatment aeration tank | |
| CN218909986U (en) | Waste water recovery device used in building construction | |
| CN221567416U (en) | Water storage mechanism | |
| CN218435185U (en) | Sewage sludge separation device | |
| CN211941628U (en) | Waste plastic rinsing equipment and waste plastic cleaning and recycling production line | |
| CN220928113U (en) | Rain and sewage diversion pipeline | |
| CN220266490U (en) | Vortex type water surface floater collector | |
| CN201043292Y (en) | Non-electricity organic solid castoff processing equipment | |
| CN218146093U (en) | Environment-friendly sewage purification device for building |
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 |
Application publication date: 20201103 |
|
| WW01 | Invention patent application withdrawn after publication |