CN212188136U - Dirt separating equipment for environmental pollution remediation - Google Patents
Dirt separating equipment for environmental pollution remediation Download PDFInfo
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- CN212188136U CN212188136U CN201922071773.XU CN201922071773U CN212188136U CN 212188136 U CN212188136 U CN 212188136U CN 201922071773 U CN201922071773 U CN 201922071773U CN 212188136 U CN212188136 U CN 212188136U
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Abstract
The utility model discloses a separation filth equipment of environmental pollution remediation, include: the device comprises a base, a drainage box body, a separation mechanism, a filtering mechanism and a radial flow sedimentation tank; the drainage box body is arranged on the rear side of the top end of the base along the left-right direction; the separation mechanism is arranged at the top end of the inner cavity of the drainage box body along the left-right direction; the filtering mechanism is arranged at the top end of the base along the left-right direction and is positioned in front of the drainage box body; the radial flow sedimentation tank is arranged in the left front of the top end of the base. This separation filth equipment of environmental pollution remediation, to the difference of filth kind and characteristic in the water, set up different separation methods, realize the multistage separation of water and filth, improve the purifying effect to the water, the practicality is strong.
Description
Technical Field
The utility model relates to an environmental pollution administers technical field, specifically is a separation filth equipment that environmental pollution renovated.
Background
The pollutants refer to substances which can directly or indirectly harm human beings after entering the environment, are various in types, and can be interpreted as substances which are directly or indirectly harmful to human beings as the normal composition of the environment is changed after entering the environment. The environmental pollutants refer to substances which are harmful to organisms and human beings directly or indirectly by changing the normal composition and properties of the environment due to the fact that human activities enter the environment;
in the technical field, as the types of dirt in the water body are more, the solid dirt in the water body is divided into a water surface floating object and a water suspended matter, and the dirt in the water body on the market at present is separated only by separating the water surface floating object, so that the solid dirt in the water body cannot be separated and recovered thoroughly.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a separation filth equipment that environmental pollution was renovated to solve the filth in the current water body of prior art at least when separating, only separate the surface of water floater, the unable thorough problem of separating and retrieving the solid filth in the water.
In order to achieve the above object, the utility model provides a following technical scheme: an apparatus for separating contaminants for remediation of environmental pollution, comprising:
a base;
the drainage box body is arranged on the rear side of the top end of the base along the left-right direction;
the separation mechanism is arranged at the top end of the inner cavity of the drainage box body along the left-right direction;
the filtering mechanism is arranged at the top end of the base along the left-right direction and is positioned in front of the drainage box body;
and the radial flow sedimentation tank is arranged in the left front of the top end of the base.
Preferably, the separation mechanism includes: the mounting panel, the quantity of mounting panel is two, two the mounting panel is installed along left right direction respectively both sides top around the inner chamber of drainage box, two the mounting panel all sets up from a left side to the tilt up in the right side, two drive assembly, two are installed to the inboard of mounting panel the blowdown subassembly is installed on the bottom right side of mounting panel.
Preferably, the transmission assembly comprises: the device comprises a rotating shaft, a servo motor, a chain wheel, a chain and a grid net; the number of the rotating shafts is two, the two rotating shafts are respectively connected to the inner sides of the front mounting plate and the rear mounting plate in a rotating mode through bearings in the front-rear direction, inner rings of the bearings are in interference fit with the outer walls of the rotating shafts, and outer rings of the bearings are fixedly connected with the inner walls of the mounting plates; the servo motor is arranged at the right end of the rear side of the mounting plate positioned at the rear side of the inner cavity of the drainage box body along the front-rear direction, and the output end of the servo motor extends into the inner sides of the front mounting plate and the rear mounting plate and is locked with the rear sides of the outer walls of the rotating shafts at the right ends of the inner sides of the front mounting plate and the rear mounting plate through a coupler; the number of the chain wheels is four, and the four chain wheels are respectively in key connection with the front side and the rear side of the outer walls of the left rotating shaft and the right rotating shaft; the number of the chains is two, and the left chain wheel and the right chain wheel on the front side and the rear side are in chain transmission connection through the chains; the grid net is installed outside the chain along the left and right direction.
Preferably, the soil exhaust assembly includes: the sewage collecting groove, the scraper, the hydraulic cylinder, the push plate and the sewage draining outlet; the sewage collecting tank is arranged on the right sides of the bottom ends of the front and the rear mounting plates along the left-right direction; the scraper is arranged on the left side of the top end of the sewage collecting groove along the front-back direction, and the top end of the scraper is in contact with the right side of the bottom end of the grid net; the hydraulic cylinder is arranged on the outer wall of the sewage collecting tank along the left-right direction, and the output end of the hydraulic cylinder extends into the left side of the inner cavity of the sewage collecting tank; the push plate is arranged at the output end of the hydraulic cylinder along the front-back direction; the length of the push plate is matched with the length of the inner cavity of the sewage collecting groove; the sewage draining exit is arranged on the right side of the bottom end of the inner cavity of the sewage collecting groove in the front-back direction, and the bottom end of the inner cavity of the sewage draining exit is communicated with the lower surface of the sewage collecting groove.
Preferably, the filter mechanism comprises: the filter mechanism comprises a filter mechanism shell, a water inlet valve pipe, a filter screen plate and a water pump; the filtering mechanism shell is arranged at the top end of the base along the left-right direction and is positioned in front of the drainage box body; the water inlet valve pipe is arranged at the right end of the rear side of the inner cavity of the filtering mechanism shell along the front-rear direction, and the rear side of the water inlet valve pipe extends out of the rear side of the filtering mechanism shell and extends into the inner cavity of the drainage box body; the number of the filter screen plates is a plurality, and the filter screen plates are downwards inclined from left to right and are arranged in the inner cavity of the filter mechanism shell at intervals; the water pump is installed on the left side of the top end of the filtering mechanism shell, a water inlet guide pipe of the water pump extends into the bottom end of the left side of the inner cavity of the filtering mechanism shell, and a water outlet guide pipe of the water pump extends into the top end of the inner cavity of the radial flow type sedimentation tank.
Compared with the prior art, the beneficial effects of the utility model are that: the sewage separating equipment for treating environmental pollution drives the right rotating shaft to drive the chain wheels on the front side and the rear side of the outer wall of the equipment to rotate through the servo motor, so that the front chain and the rear chain are driven by the chain wheels on the outer wall of the right chain wheel to rotate in an upward inclined manner, the floating sewage on the water surface is lifted to a high position and then separated from the water surface, the sewage falls into the inner cavity of the sewage collecting tank under the action of the self gravity or is scraped by a scraper, the hydraulic cylinder 39 pushes the push plate to drive the sewage in the sewage collecting tank to move towards the right side and is discharged from a sewage discharge outlet to be treated, the sewage enters the water inlet valve pipe through the water inlet valve pipe and then sequentially passes through the filter screen plate, so that the sewage impacts the surface of the filter screen plate to cause the large-particle sewage in the sewage to rotate rapidly and be separated from the sewage, the sewage is pumped into the radial sedimentation tank through the water pump, and particles or particles which are difficult, therefore, different separation methods are arranged according to different types and characteristics of dirt in the water body, multi-stage separation of the water body and the dirt is achieved, the water body purification effect is improved, and the practicability is high.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an exploded view of the separation mechanism of fig. 1.
In the figure: 1. the device comprises a base, 2, a drainage box body, 3, a separating mechanism, 31, a mounting plate, 32, a rotating shaft, 33, a servo motor, 34, a chain wheel, 35, a chain, 36, a grid net, 37, a sewage collecting groove, 38, a scraper, 39, a hydraulic cylinder, 310, a push plate, 311, a sewage draining outlet, 4, a filtering mechanism, 41, a filtering mechanism shell, 42, a water inlet valve pipe, 43, a filter screen plate, 44, a water pump, 5 and a radial flow sedimentation tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: an apparatus for separating contaminants for remediation of environmental pollution, comprising: the device comprises a base 1, a drainage box body 2, a separation mechanism 3, a filtering mechanism 4 and a radial flow sedimentation tank 5; the drainage box body 2 is arranged at the rear side of the top end of the base 1 along the left-right direction; the separation mechanism 3 is arranged at the top end of the inner cavity of the drainage box body 2 along the left and right directions; the filtering mechanism 4 is arranged at the top end of the base 1 along the left-right direction, and the filtering mechanism 4 is positioned in front of the drainage box body 2; the radial sedimentation tank 5 is arranged at the left front part of the top end of the base 1, a flocculating agent can be put into the radial sedimentation tank 5, so that particles or particles which are difficult to separate in an unstable state in sewage can be separated out after being concentrated by utilizing the polymerization property of the particles, the sewage can slowly flow to the center of the radial sedimentation tank 5 along the radius direction of the radial sedimentation tank 5, so that suspended matters in the sewage are settled in the flow, a motor in the radial sedimentation tank 5 drives a mud scraping plate to rotate, so that the sludge enters a sludge hopper below the radial sedimentation tank 5 along the bottom gradient of the inner cavity of the radial sedimentation tank 5 and then is discharged along a sludge valve pipe of the radial sedimentation tank 5 for treatment, and separated clean water is discharged along a valve below the radial sedimentation tank 5 for treatment.
Preferably, the separating mechanism 3 further includes: mounting panel 31, the quantity of mounting panel 31 is two, and both sides top around the inner chamber of drainage box 2 is installed along left right direction respectively to two mounting panels 31, and two mounting panels 31 all set up from a left side to the tilt up in the right side, and drive assembly is installed to the inboard of two mounting panels 31, and blowdown subassembly is installed on the bottom right side of two mounting panels 31.
Preferably, the transmission assembly further comprises: a rotating shaft 32, a servo motor 33, a chain wheel 34, a chain 35 and a grid net 36; the number of the rotating shafts 32 is two, the two rotating shafts 32 are respectively connected to the inner sides of the front mounting plate 31 and the rear mounting plate 31 in a rotating manner along the front-rear direction through bearings, the inner rings of the bearings are in interference fit with the outer walls of the rotating shafts 32, and the outer rings of the bearings are fixedly connected with the inner walls of the mounting plates 31; the servo motor 33 is installed at the right end of the rear side of the installation plate 31 positioned at the rear side of the inner cavity of the drainage box body 2 along the front-rear direction, the output end of the servo motor 33 extends into the inner sides of the front and rear installation plates 31 and is locked with the rear sides of the outer walls of the rotating shafts 32 at the right ends of the inner sides of the front and rear installation plates 31 through a coupling, the servo motor 33 is directly purchased, installed and used from the market according to specific use requirements, the right rotating shaft 32 can be driven to rotate anticlockwise, the rotating shaft 32 is driven to drive the chain wheels 34 at the front side and the rear side of the outer wall of the rotating shaft to rotate anticlockwise, the front and rear chains 35 are driven to rotate anticlockwise by the chain wheels 34 on the outer wall of the right chain wheel; the number of the chain wheels 34 is four, and the four chain wheels 34 are respectively connected with the front side and the rear side of the outer walls of the left rotating shaft 32 and the right rotating shaft 32 in a key mode; the number of the chains 35 is two, the left and right chain wheels 34 on the front and rear sides are in chain transmission connection through the chains 35, and the mounting plate 31, the rotating shaft 32, the chain wheels 34 and the chains 35 are made of waterproof materials to avoid corrosion; the grid net 36 is installed outside the chain 35 in the left-right direction, and when water flow in the drainage box body 2 impacts the surface of the grid net 36, floating dirt on the water surface is attached to the surface of the grid net 36, and the grid net 36 is lifted to a high position and then separated from the water surface.
Preferably, the sewage draining assembly further comprises: a sewage collecting groove 37, a scraper 38, a hydraulic cylinder 39, a push plate 310 and a sewage draining outlet 311; the sewage collecting groove 37 is arranged on the right side of the bottom ends of the front and the rear mounting plates 31 along the left-right direction; the scraper 38 is installed on the left side of the top end of the dirt collecting groove 37 along the front-back direction, the top end of the scraper 38 is in contact with the right side of the bottom end of the grid net 36, and the scraper 38 can prevent dirt from being scraped off from the grid net 36; the hydraulic cylinder 39 is installed on the outer wall of the sewage collecting groove 37 in the left-right direction, the output end of the hydraulic cylinder 39 extends into the left side of the inner cavity of the sewage collecting groove 37, the specific type of the hydraulic cylinder 39 is directly purchased, installed and used from the market according to specific use requirements, and a waterproof protective cover is installed on the surface of the hydraulic cylinder 39 to prevent corrosion; the push plate 310 is installed at the output end of the hydraulic cylinder 39 in the front-rear direction; the length of the push plate 310 is matched with the length of the inner cavity of the sewage collecting groove 37; the inner cavity bottom right side at dirty groove 37 of collection is seted up along the fore-and-aft direction to drain 311, and the inner cavity bottom of drain 311 link up with the lower surface of dirty groove 37 of collection mutually, and pneumatic cylinder 39 accessible self extends to promote push pedal 310 and drive the dirty inslot 37 of collection filth and remove to the right side, and wait to handle by drain 311 discharge back.
Preferably, the filtering means 4 further comprises: a filtering mechanism shell 41, a water inlet valve pipe 42, a filter screen plate 43 and a water pump 44; the filtering mechanism shell 41 is arranged at the top end of the base 1 along the left-right direction, the filtering mechanism shell 41 is positioned in front of the drainage box body 2, and the front side of the filtering mechanism shell 41 is provided with an access door with good sealing performance and is used for stopping machine inspection or cleaning the filter screen plate 43 at ordinary times; the water inlet valve pipe 42 is arranged at the right end of the rear side of the inner cavity of the filtering mechanism shell 41 along the front-rear direction, the rear side of the water inlet valve pipe 42 extends out of the rear side of the filtering mechanism shell 41 and extends into the inner cavity of the drainage box body 2, and a valve is arranged inside the water inlet valve pipe 42; the number of the filter screen plates 43 is a plurality, the filter screen plates 43 are inclined downwards from left to right and are arranged in the inner cavity of the filtering mechanism shell 41 at intervals, and the filter screen plates 43 can filter large particles in sewage; the water pump 44 is installed in the top left side of filtering mechanism casing 41, and the water inlet pipe of water pump 44 extends into the inner chamber left side bottom of filtering mechanism casing 41, and the delivery port pipe of water pump 44 extends into the inner chamber top of radial sedimentation tank 5, and the concrete model of water pump 44 is directly purchased from the market according to the operation requirement and is installed and used, and the water pump 44 can be with sewage by promoting and pump into the inner chamber of filtering mechanism casing to radial sedimentation tank 5.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, specific connection and control sequence.
When the drainage box is used, a worker discharges sewage to the left side of the inner cavity of the drainage box body 2, the sewage flows from left to right in the inner cavity of the drainage box body 2 while passing through the surface of the grid net 36, the servo motor 33, the water pump 44 and the radial sedimentation tank 5 are controlled to be started in sequence, the servo motor 33 drives the right rotating shaft 32 to rotate anticlockwise, the rotating shaft 32 drives the chain wheels 34 on the front side and the rear side of the outer wall of the rotating shaft 32 to rotate anticlockwise, the chain wheels 34 on the outer wall of the right chain wheel 32 are driven to rotate anticlockwise under the tensioning limit of the chain wheels 34 on the rotating shaft 32 because the front chain wheel 34 on the outer wall of the rotating shaft 32 on the left side and the chain wheels 34 on the front side and the rear side of the outer wall of the rotating shaft 32 on the front side and the rear side are in chain transmission connection through the, the water surface floating dirt is attached to the surface of the grid net 36 when the water flow in the drainage box body 2 impacts the surface of the grid net 36, the grid net 36 is lifted to a high position and then separated from the water surface, the primary separation of the sewage is realized, the separated dirt falls into the inner cavity of the sewage collecting tank 37 under the action of the self gravity or the scraping of the scraper 38, when more dirt is collected in the sewage collecting tank 37, a worker hole hydraulic cylinder 39 is started and extended, so that the hydraulic cylinder 39 pushes a push plate 310 to drive the dirt in the sewage collecting tank 37 to move towards the right side and is discharged from a sewage discharge outlet 311 to be treated, the sewage after the primary separation enters a filtering mechanism shell 41 through a water inlet valve pipe 42 and then sequentially passes through a filter screen plate 43, the sewage impacts the surface of the filter screen plate 43, so that the larger-particle dirt in the sewage is rapidly rotated and separated from the sewage, and the sewage is pumped into the inner cavity of a radial flow type sedimentation tank 5 under the, workers throw flocculating agents into the radial flow sedimentation tank 5 to enable particles or particles which are in unstable states and difficult to separate in sewage to be concentrated and separated out by utilizing the polymerization property of the particles, the sewage slowly flows to the center of the radial flow sedimentation tank 5 along the radius direction of the radial flow sedimentation tank, suspended matters in the sewage are settled in the flow, a motor in the radial flow sedimentation tank 5 drives a mud scraping plate to rotate to enable the sludge to enter a sludge hopper below the radial flow sedimentation tank 5 along the bottom gradient of an inner cavity of the radial flow sedimentation tank 5 and then to be discharged along a sludge valve pipe of the radial flow sedimentation tank 5 for treatment, and separated clear water is discharged along a valve below the radial flow sedimentation tank 5 for treatment.
In the description of the present invention, it is to be understood that the terms "top end", "bottom end", "one end", "front side", "rear side", "other end", "upper", "lower", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated; also, unless expressly stated or limited otherwise, the terms "mounted," "screwed," "plugged," "interference fit," "disposed," and the like are to be construed broadly, e.g., as a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An apparatus for separating contaminants for remediation of environmental pollution, comprising:
a base (1);
the drainage box body (2) is arranged on the rear side of the top end of the base (1) along the left-right direction;
the separation mechanism (3) is arranged at the top end of the inner cavity of the drainage box body (2) along the left-right direction;
the filtering mechanism (4) is arranged at the top end of the base (1) along the left-right direction, and the filtering mechanism (4) is positioned in front of the drainage box body (2);
and the radial flow sedimentation tank (5) is arranged in the left front of the top end of the base (1).
2. The apparatus for separating contaminants for remediation of environmental pollution according to claim 1, wherein: the separation mechanism (3) comprises: mounting panel (31), the quantity of mounting panel (31) is two, two left right direction is installed respectively along mounting panel (31) both sides top, two around the inner chamber of drainage box (2) mounting panel (31) all sets up from a left side to the right side tilt up, two drive assembly, two are installed to the inboard of mounting panel (31) the blowdown subassembly is installed on the bottom right side of mounting panel (31).
3. An environmental pollution abatement dirt separating apparatus according to claim 2, wherein: the transmission assembly includes:
the number of the rotating shafts (32) is two, the two rotating shafts (32) are respectively connected to the inner sides of the front mounting plate (31) and the rear mounting plate (31) in a rotating mode through bearings along the front-rear direction, the inner ring of each bearing is in interference fit with the outer wall of each rotating shaft (32), and the outer ring of each bearing is fixedly connected with the inner wall of each mounting plate (31);
the servo motor (33) is arranged at the right end of the rear side of the mounting plate (31) positioned at the rear side of the inner cavity of the drainage box body (2) along the front-rear direction, and the output end of the servo motor (33) extends into the inner sides of the front mounting plate and the rear mounting plate (31) and is locked with the rear sides of the outer walls of the rotating shafts (32) at the right ends of the inner sides of the front mounting plate and the rear mounting plate (31) through a coupler;
the number of the chain wheels (34) is four, and the four chain wheels (34) are respectively connected to the front side and the rear side of the outer wall of the left rotating shaft (32) and the outer wall of the right rotating shaft (32) in a key mode;
the number of the chains (35) is two, and the left and right chain wheels (34) on the front side and the rear side are in chain transmission connection through the chains (35);
and a grid net (36) installed outside the chain (35) in the left-right direction.
4. An environmental pollution abatement dirt separating apparatus according to claim 2, wherein: the soil exhaust assembly includes:
the sewage collecting groove (37) is arranged on the right side of the bottom ends of the front mounting plate (31) and the rear mounting plate (31) along the left-right direction;
the scraper (38) is arranged on the left side of the top end of the sewage collecting groove (37) in the front-back direction, and the top end of the scraper (38) is in contact with the right side of the bottom end of the grid net (36);
the hydraulic cylinder (39) is arranged on the outer wall of the sewage collecting groove (37) in the left-right direction, and the output end of the hydraulic cylinder (39) extends into the left side of the inner cavity of the sewage collecting groove (37);
a push plate (310) mounted on an output end of the hydraulic cylinder (39) in a front-rear direction; the length of the push plate (310) is matched with the length of the inner cavity of the sewage collecting groove (37);
and the sewage draining outlet (311) is arranged on the right side of the bottom end of the inner cavity of the sewage collecting groove (37) in the front-back direction, and the bottom end of the inner cavity of the sewage draining outlet (311) is communicated with the lower surface of the sewage collecting groove (37).
5. The apparatus for separating contaminants for remediation of environmental pollution according to claim 1, wherein: the filter mechanism (4) comprises:
the filtering mechanism shell (41) is installed at the top end of the base (1) along the left-right direction, and the filtering mechanism shell (41) is positioned in front of the drainage box body (2);
the water inlet valve pipe (42) is arranged at the right end of the rear side of the inner cavity of the filtering mechanism shell (41) along the front-rear direction, and the rear side of the water inlet valve pipe (42) extends out of the rear side of the filtering mechanism shell (41) and extends into the inner cavity of the drainage box body (2);
the number of the filter screen plates (43) is a plurality, and the plurality of filter screen plates (43) are downwards inclined from left to right and are arranged in the inner cavity of the filter mechanism shell (41) at intervals;
the water pump (44) is installed on the left side of the top end of the filtering mechanism shell (41), a water inlet guide pipe of the water pump (44) extends into the bottom end of the left side of the inner cavity of the filtering mechanism shell (41), and a water outlet guide pipe of the water pump (44) extends into the top end of the inner cavity of the radial flow type sedimentation tank (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922071773.XU CN212188136U (en) | 2019-11-27 | 2019-11-27 | Dirt separating equipment for environmental pollution remediation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922071773.XU CN212188136U (en) | 2019-11-27 | 2019-11-27 | Dirt separating equipment for environmental pollution remediation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212188136U true CN212188136U (en) | 2020-12-22 |
Family
ID=73806958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922071773.XU Expired - Fee Related CN212188136U (en) | 2019-11-27 | 2019-11-27 | Dirt separating equipment for environmental pollution remediation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212188136U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112678972A (en) * | 2021-03-11 | 2021-04-20 | 潍坊市市政公用事业服务中心 | Sewage treatment plant is used in municipal administration |
-
2019
- 2019-11-27 CN CN201922071773.XU patent/CN212188136U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112678972A (en) * | 2021-03-11 | 2021-04-20 | 潍坊市市政公用事业服务中心 | Sewage treatment plant is used in municipal administration |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20210813 Address after: 400000 room 15-3, building 4, No. 11, Tianlan Avenue, Cuntan street, Jiangbei District, Chongqing Patentee after: Balianghui (Chongqing) Technology Group Co.,Ltd. Address before: 2-4-2, No. 34-1, Shiyiwei Road, Heping District, Shenyang City, Liaoning Province, 110003 Patentee before: Shi Aijing |
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Granted publication date: 20201222 Termination date: 20211127 |
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| CF01 | Termination of patent right due to non-payment of annual fee |