CN209028485U - Remove the automatic regulating system of total phosphorus content in sewage - Google Patents
Remove the automatic regulating system of total phosphorus content in sewage Download PDFInfo
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- CN209028485U CN209028485U CN201822193339.4U CN201822193339U CN209028485U CN 209028485 U CN209028485 U CN 209028485U CN 201822193339 U CN201822193339 U CN 201822193339U CN 209028485 U CN209028485 U CN 209028485U
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Abstract
The utility model discloses a kind of automatic regulating systems of total phosphorus content in removal sewage, its process for being used to remove sewage disposal device total phosphorus automatically adjusts comprising the total phosphorus detector of the water outlet total phosphorus content at the water exit position of sewage disposal device and for detecting sewage disposal device, the control module for reducing the physics dephosphorization apparatus of total phosphorus content and the working condition for controlling physics dephosphorization apparatus according to the testing result of total phosphorus detector in sewage by physical absorption；Total phosphorus detector and physics dephosphorization apparatus are connect with control module.The automatic regulating system of total phosphorus content, may be implemented automatic, the quick adjusting of dephosphorization process, is not necessarily to manual intervention, and adjustment process is controlled by CPU element, accommodation accuracy is high in the removal sewage of the utility model.
Description
Technical field
The utility model relates to sewage disposal device technical field of automatic control, particularly, are related to a kind of removal sewage
The automatic regulating system of middle total phosphorus content.
Background technique
Total phosphorus is the total content of P elements in water body, is one of the index that water body is rich in organic matter.Phosphorus content can excessively draw
The undue growth of algae is played, wawter bloom or red tide occur for water eutrophication, upset water body balance.Therefore, sewage passes through
Total phosphorus content up to standard must just can be carried out discharge after processing, prevent pollution water environment.
Existing sewage disposal device generallys use total phosphorus detector to detect to its effluent quality, if it find that always
When phosphorus content is exceeded, the dephosphorization intensity manually gone in adjustment sewage disposal process is needed, human cost is high, moreover, manually adjusting
Not necessarily the total phosphorus content of water outlet can disposably be fallen, but need by repeatedly adjustment, adjustment process take compared with
More time, and the accuracy manually adjusted is lower.In addition, to the sewage in sewage disposal device during multiple adjustment
System for handling causes frequent impact, increases the workload of sewage treatment system.Also, existing sewage disposal device
The mode for generalling use chemical dephosphorization goes to reduce the total phosphorus content in sewage, such as aluminium salt dephosphorization agent, calcium salt are added into sewage
The chemical dephosphorization agents such as dephosphorization agent or dephosphorization with ferric salt agent achieve the effect that dephosphorization, but that there are dephosphorization is anti-for the mode of chemical dephosphorization
It is long between seasonable, the testing result up to standard of total phosphorus content out can not be rapidly fed back, is removed so that staff can add always chemistry
Phosphorus agent is until water outlet total phosphorus content is up to standard, but is discharged total phosphorus content during its tangible addition chemical dephosphorization agent and reaches already
Mark, the additional amount for causing chemical dephosphorization agent excessively increase, and increase operation cost.
Utility model content
The utility model provides a kind of automatic regulating system for removing total phosphorus content in sewage, to solve existing sewage
Processing equipment is low using human cost height caused by the dephosphorization intensity manually adjusted in sewage disposal process and Adjusting accuracy
The technical issues of.
One aspect according to the present utility model provides a kind of automatic regulating system for removing total phosphorus content in sewage,
It automatically adjusts for the process to sewage disposal device removal total phosphorus comprising positioned at the water exit position of sewage disposal device
The total phosphorus detector of place and the water outlet total phosphorus content for detecting sewage disposal device is used to reduce in sewage by physical absorption
The physics dephosphorization apparatus of total phosphorus content and for according to the testing result of total phosphorus detector control physics dephosphorization apparatus work shape
The control module of state；Total phosphorus detector and physics dephosphorization apparatus are connect with control module.
Further, physics dephosphorization apparatus includes for carrying out the packing cavity of physical absorption to the phosphorus in sewage and being set to
First electric-controlled switch element of packing cavity water inlet；First electric-controlled switch element is connect with control module, and control module is used for
The sewage transport amount of the first electric-controlled switch element is controlled according to the testing result of total phosphorus detector.
Further, the particle size of filler is 2mm~8mm in packing cavity.
Further, which further includes connecting and being used for control module to carry out anti-physics dephosphorization apparatus
To the back purge system of flushing, control module is periodically rinsed physics dephosphorization apparatus for controlling back purge system.
Further, which further includes the alarm mould for connecting and be used to issue warning reminding with control module
Block.
Further, sewage disposal device includes temporary holding tank, the water outlet of temporary holding tank and sewage disposal device
It is connected to by the second electric-controlled switch element, the second electric-controlled switch element is connect with control module, and control module is used for according to total phosphorus
The testing result of detector controls opening or closing for the second electric-controlled switch element.
Further, control module is also used to when the total phosphorus content of total phosphorus detector test to sewage disposal device is exceeded
Generate warning message, which further includes communication module and Cloud Server, communication module respectively with control module and
Cloud Server connection, for Cloud Server for connecting with long-range monitoring computer, communication module is used for the alarm for generating control module
Information is transmitted to long-range monitoring computer through Cloud Server.
Further, communication module carries out wireless communication the warning message for connecting and generating control module with mobile terminal
It is transmitted to mobile terminal.
Further, communication module includes one in radio communication module, fiber optic telecommunications module and GPRS communication module
Kind is a variety of.
Further, the first electric-controlled switch element is motor-driven valve；Automatic regulating system further includes connecting with control module
It neural network module and connect and is set at the first electric-controlled switch element and first automatically controlled for detecting with neural network module
The flow detector of switch element conveying water flow；Neural network module is used for testing result and flow based on total phosphorus detector
The testing result of detector carries out deep learning with the inflow of intelligentized control method the first electric-controlled switch element.
The utility model has the following beneficial effects:
The utility model removal sewage in total phosphorus content automatic regulating system, by total phosphorus detector to sewage at
The water outlet total phosphorus content of reason equipment is detected, when control module compares out the sewage disposal device that total phosphorus detector test arrives
When water outlet total phosphorus content is exceeded, control module controls physics dephosphorization apparatus and opens work, is contained with reducing quickly reduction water outlet total phosphorus
Amount, realizes automatic, the quick adjusting of dephosphorization process, is not necessarily to manual intervention, and adjustment process is controlled by CPU element, adjusts
It is high to save accuracy.In addition, physics dephosphorization apparatus has relative to existing chemical dephosphorization mode, dephosphorization speed is fast, phosphor-removing effect is anti-
Fast advantage is presented, once physics dephosphorization apparatus opens work, water outlet total phosphorus content can be reduced at once, once water outlet total phosphorus content
It is up to standard, it controls physics dephosphorization apparatus and stops working, entire adjustment process realizes automation control, reduces operation cost.
The utility model other than objects, features and advantages described above, there are also other for the utility model
Objects, features and advantages.Below with reference to figure, the utility model is described in further detail.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.In attached drawing
In:
Fig. 1 is the modular structure of the automatic regulating system of total phosphorus content in the removal sewage of the preferred embodiment in the utility model
Schematic diagram.
Marginal data:
11, total phosphorus detector；12, physics dephosphorization apparatus；13, control module；14, alarm module；15, communication module；16,
Cloud Server；17, neural network module；18, flow detector；19, display screen；20, long-range monitoring computer；30, mobile terminal.
Specific embodiment
The embodiments of the present invention are described in detail below in conjunction with attached drawing, but the utility model can be by following
The multitude of different ways for limiting and covering is implemented.
As shown in Figure 1, the preferred embodiment of the utility model provides a kind of automatic adjustment for removing total phosphorus content in sewage
System, the process for being used to remove sewage disposal device total phosphorus automatically adjust, reduce cost of labor, improve adjusting
Accuracy.The automatic regulating system of total phosphorus content includes being located at the water exit position of sewage disposal device simultaneously in the removal sewage
For detecting the total phosphorus detector 11 of the water outlet total phosphorus content of sewage disposal device, for being reduced in sewage always by physical absorption
The physics dephosphorization apparatus 12 of phosphorus content and for according to the testing result of total phosphorus detector 11 control physics dephosphorization apparatus 12 work
Make the control module 13 of state, total phosphorus detector 11 and physics dephosphorization apparatus 12 are connect with control module 13.The control module
Include CPU element in 13, the standard value of water outlet total phosphorus content is prestored in the CPU element, when CPU element compares out total phosphorus inspection
When the water outlet total phosphorus content for the sewage disposal device that survey instrument 11 detects is exceeded, the CPU element generates control signal and controls object
The unlatching work of dephosphorization apparatus 12 is managed, to reduce the total phosphorus content in sewage, so that water outlet total phosphorus content be made to comply with standard.When total
When phosphorus detector 11 detects that water outlet total phosphorus content is up to standard, transmission of feedback information is generated to control module 13, control module 13 is controlled
Physics dephosphorization apparatus 12 processed stops working.Wherein, physics dephosphorization apparatus 12 has dephosphorization relative to existing chemical dephosphorization mode
Speed is fast, phosphor-removing effect feeds back fast advantage, once physics dephosphorization apparatus 12 opens work, can reduce water outlet total phosphorus at once and contain
Amount controls physics dephosphorization apparatus 12 if water outlet total phosphorus content is up to standard and stops working, reduces operation cost.For example, " cities and towns
Wastewater Treatment discharge standard " GB18918-2002 level-one A standard regulation: water outlet total phosphorus content is no more than 0.5mg/
L, when total phosphorus detector 11 detects that the water outlet total phosphorus content of sewage disposal device is more than 0.5mg/L, control module 13 is controlled
Physics dephosphorization apparatus 12 opens work, quickly to reduce the water outlet total phosphorus content of sewage disposal device.When total phosphorus detector 11 is examined
When measuring the water outlet total phosphorus content of sewage disposal device less than or equal to 0.5mg/L, control module 13 controls physics dephosphorization apparatus
12 stop working.It is appreciated that the control module 13 can be PLC or MCU.
The automatic regulating system of total phosphorus content in the removal sewage of the utility model, by total phosphorus detector 11 to sewage
The water outlet total phosphorus content of processing equipment is detected, when control module 13 compares out the sewage treatment that total phosphorus detector 11 detects
When the water outlet total phosphorus content of equipment is exceeded, control module 13 controls physics dephosphorization apparatus 12 and opens work, is quickly reduced with reducing
It is discharged total phosphorus content, realizes automatic, the quick adjusting of dephosphorization process, is not necessarily to manual intervention, and adjustment process is by CPU element
It controls, accommodation accuracy is high.In addition, physics dephosphorization apparatus 12 has dephosphorization speed relative to existing chemical dephosphorization mode
Fastly, phosphor-removing effect feeds back fast advantage, once physics dephosphorization apparatus 12 opens work, can reduce water outlet total phosphorus content at once,
Physics dephosphorization apparatus 12 being controlled if water outlet total phosphorus content is up to standard to stop working, entire adjustment process realizes automation control,
Reduce operation cost.
It is appreciated that the physics dephosphorization apparatus 12 include for in sewage phosphorus carry out physical absorption packing cavity and
It is set to the first electric-controlled switch element of packing cavity water inlet, the first electric-controlled switch element is connect with control module 13, control
Module 13 controls the sewage transport amount of the first electric-controlled switch element according to the testing result of total phosphorus detector 11.When total phosphorus detector
11 when detecting that the water outlet total phosphorus of sewage disposal device is exceeded, and control module 13 controls the first electric-controlled switch element and opens so that dirty
Water is flowed into packing cavity, and sewage is discharged again after carrying out physical absorption to the phosphorus in sewage for packing cavity, with quick reduction water outlet
Total phosphorus content.When total phosphorus detector 11 detect sewage disposal device water outlet total phosphorus it is up to standard when, control module 13 controls again
One electric-controlled switch element is closed.The first electric-controlled switch element is solenoid valve or electrically-controlled valve, wherein preferably electrically-controlled valve, institute
Stating control module 13 can control the opening degree of electrically-controlled valve to adjust the sewage transport amount of the first electric-controlled switch element, realize essence
Standard is adjusted.The particle size of filler is 2mm~8mm in the packing cavity, and preferably 2mm~5mm, the particle size of filler is herein
When in range, packing cavity has optimal phosphor-removing effect, and the wear rate of filler is lower, reduces physics dephosphorization apparatus 12
Maintenance cost.It is appreciated that being used as a kind of deformation, it is crystallizing bed that the packing cavity can be substituted for filler, through the first electric-controlled switch
The sewage that element flows into flow through filler it is crystallizing bed after, phosphorus in sewage can filler particles surface enrichment so as to generate crystallization heavy
It forms sediment, has the function that reduce total phosphorus content in sewage to realize.It is further appreciated that alternatively, the packing cavity
It can be substituted for artificial swamp, the phosphorus in sewage is filtered, shut off and deposited using the matrix of artificial swamp, it equally can be with
Have the function that reduce total phosphorus content in sewage.
As it is further preferred that the automatic regulating system further includes connecting with control module 13 and for removing to physics
The back purge system (not shown) that phosphorus device 12 is rinsed, since physics dephosphorization apparatus 12 has carried out physics to the phosphorus in sewage
Absorption, when using overlong time, the phosphor-removing effect of physics dephosphorization apparatus 12 can decline, at this point, control module 13 can control instead
Flusher periodically carries out back flush to physics dephosphorization apparatus 12, and the phosphorus adsorbed in packing cavity is rinsed away, packing cavity is made
Good phosphor-removing effect is maintained, without periodically more being brought guarantee phosphor-removing effect to the filler in packing cavity, is extended
The service life of physics dephosphorization apparatus 12 reduces sewage treatment operation cost.As a kind of deformation, the physics dephosphorization apparatus
12 water outlet is provided with the flow monitoring instrument connecting with control module 13, when flow detector detects physics dephosphorization apparatus 12
Water yield generate alarm signal when drastically reducing and be transmitted to control module 13, the control of control module 13 hair flusher starting with
Back flush is carried out to physics dephosphorization apparatus 12.
It is appreciated that preferably, the automatic regulating system further includes connecting with control module 13 and for issuing
The alarm module 14 of warning reminding.When the control module 13 compares out the sewage disposal device that total phosphorus detector 11 detects
When water outlet total phosphorus content is exceeded, control module 13 generates alarm control signal and is sent to alarm module 14, and alarm module 14 issues
Warning reminding is overhauled in time in order to staff, and confirm automatic adjustment as a result, i.e. confirmation water outlet total phosphorus content it is whether extensive
Multiple normal and equipment is whether normal operation.The type of alarm of the alarm module 14 include audible alarm, luminous alarm or
The two combines.
It is appreciated that preferably, sewage disposal device further includes temporary holding tank, temporary holding tank and sewage treatment
The water outlet of equipment is connected to by the second electric-controlled switch element, which connect with control module 13.Work as institute
State control module 13 compare out the sewage disposal device that total phosphorus detector 11 detects water outlet total phosphorus content it is exceeded when, control mould
Block 13 controls the second electric-controlled switch element and opens, so that the Chinese effluent of sewage disposal device to temporary holding tank be deposited
Storage, the sewage for preventing total phosphorus content exceeded are directly discharged into external environment and cause water pollution.When the control module 13 compares out
When the water outlet total phosphorus content for the sewage disposal device that total phosphorus detector 11 detects complies with standard, second electricity of the control of control module 13
It controls switch element to close, so that the water outlet of sewage disposal device be made directly to be discharged into the external world.The second electric-controlled switch element is electricity
Magnet valve or electrically-controlled valve, it is contemplated that production cost, preferably solenoid valve.In addition, preferably, temporary holding tank and and sewage
The elevator pump of processing equipment is connected to, and the exceeded sewage stored in temporary holding tank can be passed into sewage treatment via elevator pump again
Sewage treatment again is carried out in equipment.The utility model is controlled by control module 13 according to the testing result of total phosphorus detector 11
Second electric-controlled switch element opens or closes, and the exceeded sewage discharge of total phosphorus content to temporary holding tank can be stored,
It prevents from causing environment water pollution, and the exceeded sewage in temporary holding tank can be passed into sewage by elevator pump again again
Secondary sewage treatment is carried out in processing equipment, realizes the recycling of exceeded sewage.Alternatively, as a kind of deformation, the dirt
The water outlet of water treatment facilities is connected to by return line with its water inlet, and solenoid valve, solenoid valve are provided in the return line
It is connect with control module 13, solenoid valve is in close state under normal circumstances.When the control module 13 compares out total phosphorus detection
When the water outlet total phosphorus for the sewage disposal device that instrument 11 detects is exceeded, control module 13 controls solenoid valve and opens the dirt so that exceeded
The water inlet that water is back to sewage disposal device again carries out sewage treatment again, prevents exceeded sewage direct emission from causing to pollute ring
Border.
It is appreciated that preferably, control module 13 compares out the sewage disposal device that total phosphorus detector 11 detects
Water outlet total phosphorus content it is exceeded when can also generate warning message, which further includes communication module 15 and Cloud Server
16, communication module 15 is connect with control module 13 and Cloud Server 16 respectively, and Cloud Server 16 is used for and long-range monitoring computer 20
The warning message that control module 13 generates is transmitted to long-range monitoring computer 20 through Cloud Server 16 by connection, communication module 15.And
And Cloud Server 16 can be connect with countless sewage disposal devices of different location, so as in long-range monitoring computer 20
On a series of sewage disposal device is monitored.When the water outlet total phosphorus content of a certain sewage disposal device in a certain place
When exceeded, the warning message that the corresponding control module 13 of this sewage disposal device generates can be in the screen of long-range monitoring computer 20
It is shown on curtain, in order to which staff is remotely monitored and pinpointed investigation, is more in line with the growth requirement of Internet of Things.Separately
Outside, as a kind of selection, communication module 15, which is also carried out wireless communication with mobile terminal 30, to be connect and generates control module 13
Warning message is transmitted to mobile terminal 30, such as when control module 13 finds that the water outlet total phosphorus content of sewage disposal device is exceeded,
Alarm message can be sent by communication module 15 to mobile terminal 30, can be obtained in time staff is not or not work position
Take warning message.The communication module 15 includes one in radio communication module, fiber optic telecommunications module and GPRS communication module
Kind is a variety of.
It is appreciated that preferably, the first electric-controlled switch element be motor-driven valve, the automatic regulating system further include with
The neural network module 17 and connect with neural network module 17 and be set to the first electric-controlled switch element that control module 13 connects
Place and the flow detector 18 that water flow is conveyed for detecting the first electric-controlled switch element, neural network module 17 are examined based on total phosphorus
The testing result of the testing result and flow detector 18 of surveying instrument 11 carries out deep learning with the first electric-controlled switch of intelligentized control method
The inflow of element.The neural network module 17 is neuron chip.The total phosphorus detector that neuron chip can will acquire
11 testing result and the testing result of flow detector 18 are used as basic data, and electrically-controlled valve is obtained by deep learning most
Good parameter setting, and optimal parameter is transmitted to the first electric-controlled switch element by control module 13, to realize intelligent control
System, without manually being debugged to total phosphorus ligands intensity.And with the testing number of total phosphorus detector 11 and flow detector 18
According to continuous renewal, the basic data obtained of neural network module 17 can be more and more, and the result of deep learning can be more and more smart
Really, accommodation accuracy can be higher and higher.
It is appreciated that preferably, the automatic regulating system further includes connecting with control module 13 and for showing
The display screen 19 of the testing result of total phosphorus detector 11, is monitored convenient for staff.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. the automatic regulating system of total phosphorus content, is used to remove sewage disposal device the process of total phosphorus in a kind of removal sewage
It automatically adjusts, which is characterized in that
It includes the water outlet total phosphorus content at the water exit position of sewage disposal device and for detecting sewage disposal device
Total phosphorus detector (11), for by physical absorption reduce sewage in total phosphorus content physics dephosphorization apparatus (12) and be used for basis
The control module (13) of the working condition of testing result control physics dephosphorization apparatus (12) of total phosphorus detector (11)；
Total phosphorus detector (11) and physics dephosphorization apparatus (12) are connect with control module (13).
2. automatic regulating system as described in claim 1, which is characterized in that
Physics dephosphorization apparatus (12) include for in sewage phosphorus carry out physical absorption packing cavity and be set to packing cavity into
The first electric-controlled switch element at the mouth of a river；
First electric-controlled switch element is connect with control module (13), and control module (13) is used for the inspection according to total phosphorus detector (11)
Survey the sewage transport amount that result controls the first electric-controlled switch element.
3. automatic regulating system as claimed in claim 2, which is characterized in that
The particle size of filler is 2mm~8mm in packing cavity.
4. automatic regulating system as claimed in claim 2, which is characterized in that
The water outlet of sewage disposal device is connected to by return line with its water inlet, is provided with solenoid valve in the return line,
Solenoid valve is connect with control module (13)；
Control module (13) be also used to total phosphorus detector (11) detect sewage disposal device total phosphorus content it is exceeded when control
Solenoid valve is opened.
5. automatic regulating system as described in claim 1, which is characterized in that
The automatic regulating system further includes the alarm module (14) for connecting with control module (13) and be used to issue warning reminding.
6. automatic regulating system as described in claim 1, which is characterized in that
Sewage disposal device includes temporary holding tank, and the water outlet of temporary holding tank and sewage disposal device automatically controlled is opened by second
Element connection is closed, the second electric-controlled switch element is connect with control module (13),
Control module (13) be used for according to the testing result of total phosphorus detector (11) control the second electric-controlled switch element unlatching or
It closes.
7. automatic regulating system as described in claim 1, which is characterized in that
Control module (13) be also used to total phosphorus detector (11) detect sewage disposal device total phosphorus content it is exceeded when generation
Warning message,
The automatic regulating system further includes communication module (15) and Cloud Server (16),
Communication module (15) is connect with control module (13) and Cloud Server (16) respectively, and Cloud Server (16) is used for and long-range prison
Computer (20) connection is controlled,
Communication module (15) is used to the warning message that control module (13) generate being transmitted to long-range monitoring through Cloud Server (16)
Computer (20).
8. automatic regulating system as claimed in claim 7, which is characterized in that
Communication module (15) carries out wireless communication the warning message for connecting and generating control module (13) with mobile terminal (30)
It is transmitted to mobile terminal (30).
9. automatic regulating system as claimed in claim 7, which is characterized in that
Communication module (15) includes one of radio communication module, fiber optic telecommunications module and GPRS communication module or a variety of.
10. automatic regulating system as claimed in claim 2, which is characterized in that
First electric-controlled switch element is motor-driven valve；
Automatic regulating system further includes the neural network module (17) and and neural network module connecting with control module (13)
(17) it connects and is set to the flow at the first electric-controlled switch element and for detecting the first electric-controlled switch element conveying water flow
Detector (18)；
Neural network module (17) is used for the detection knot of testing result and flow detector (18) based on total phosphorus detector (11)
Fruit carries out deep learning with the inflow of intelligentized control method the first electric-controlled switch element.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822193339.4U CN209028485U (en) | 2018-12-25 | 2018-12-25 | Remove the automatic regulating system of total phosphorus content in sewage |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822193339.4U CN209028485U (en) | 2018-12-25 | 2018-12-25 | Remove the automatic regulating system of total phosphorus content in sewage |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110308684A (en) * | 2019-07-02 | 2019-10-08 | 昆明理工大学 | A kind of automatic detection of the information that water body P elements are exceeded fusion and real-time processing device |
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2018
- 2018-12-25 CN CN201822193339.4U patent/CN209028485U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110308684A (en) * | 2019-07-02 | 2019-10-08 | 昆明理工大学 | A kind of automatic detection of the information that water body P elements are exceeded fusion and real-time processing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Automatic adjusting system for removing total phosphorus content in sewage Effective date of registration: 20191227 Granted publication date: 20190625 Pledgee: Bank of Changsha Limited by Share Ltd science and Technology Branch Pledgor: Hunan wisdom Water Environment Engineering Co., Ltd. Registration number: Y2019980001352 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210205 Granted publication date: 20190625 Pledgee: Bank of Changsha Limited by Share Ltd. science and Technology Branch Pledgor: HUNAN WISDOM WATER ENVIRONMENTAL ENGINEERING Co.,Ltd. Registration number: Y2019980001352 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Automatic regulation system for removal of total phosphorus in sewage Effective date of registration: 20210506 Granted publication date: 20190625 Pledgee: Changsha branch of China Post Savings Bank Co.,Ltd. Pledgor: HUNAN WISDOM WATER ENVIRONMENTAL ENGINEERING Co.,Ltd. Registration number: Y2021980003275 |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 410000 room 304, building 6, international enterprise center, 188 Huanbao Middle Road, Yuhua District, Changsha City, Hunan Province Patentee after: Hunan Zhishui Environmental Technology Co.,Ltd. Address before: 410000 room 304, building 6, international enterprise center, 188 Huanbao Middle Road, Yuhua District, Changsha City, Hunan Province Patentee before: HUNAN WISDOM WATER ENVIRONMENTAL ENGINEERING Co.,Ltd. |