CN209635971U - A kind of oxidation ditch mud scum remove device - Google Patents
A kind of oxidation ditch mud scum remove device Download PDFInfo
- Publication number
- CN209635971U CN209635971U CN201920336930.2U CN201920336930U CN209635971U CN 209635971 U CN209635971 U CN 209635971U CN 201920336930 U CN201920336930 U CN 201920336930U CN 209635971 U CN209635971 U CN 209635971U
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- CN
- China
- Prior art keywords
- mud scum
- timer
- collecting tank
- pump
- controller
- 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.)
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Removal Of Floating Material (AREA)
- Activated Sludge Processes (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The utility model discloses a kind of oxidation ditch mud scum remove devices, including mud scum collection structure, flushing mechanism and control structure;Mud scum collection structure includes mud scum collecting tank, and the end face of the mud scum collecting tank is the U-shaped of opening upwards;The both ends of the mud scum collecting tank are separately fixed in two long sides of aeration zone;Flushing mechanism is used to introduce middle water in mud scum collecting tank;Control structure clears up the mud scum in mud scum collecting tank for time opening flushing mechanism.When using the oxidation ditch mud scum remove device, first timer is used to that the time for rinsing mud scum collecting tank to be arranged, second timer is used to be recorded twice the interval time of flushing, controller opens or closes flushing mechanism according to the signal that first timer and second timer issue, so as to effectively clear up the mud scum in oxidation ditch aeration area.
Description
Technical field
The utility model relates to sewage treatment ancillary equipments, and in particular to a kind of oxidation ditch mud scum remove device.
Background technique
Domestic many large and medium-sized sewage treatment plants all use oxidation ditch process, and oxidation ditch process process is referring to Fig. 1, the technique
Including interconnected anaerobism section 40, anoxic section 50 and aeration section 60, two impellers would generally be set in aeration section 60 and pushed away
Dynamic drainage flow, but in the corner of aeration section 60, the effect of plug-flow plug-flow is weak, mud scum is assembled here a large amount of, therefore
The corner for being aerated section 60 can be known as mud scum accumulation regions 61, at present for these mud scums, generally use artificial removing, labour is strong
Degree is big, low efficiency.
Utility model content
It removes and fills in view of the above problems existing in the prior art, the purpose of the utility model is to provide a kind of oxidation ditch mud scum
It sets.
To achieve the above objectives, the present invention adopts the following technical solutions: a kind of oxidation ditch mud scum remove device, including
Mud scum collection structure, flushing mechanism and control structure;
Mud scum collection structure: including mud scum collecting tank, the end face of the mud scum collecting tank is the U-shaped of opening upwards;This is floating
The both ends of mud collecting tank are separately fixed in two long sides of aeration zone;
Liquid level distance of the bottom of mud scum collecting tank far from aeration zone is 1-3cm;
The both ends of the mud scum collecting tank are located at the mud scum accumulation regions of aeration zone;
Flushing mechanism: including middle water pump, middle supply mains, force (forcing) pump, middle water branch pipe and spray head;
Middle water is pumped into middle supply mains, the water inlet company of the water outlet of the middle supply mains and middle water branch pipe by the middle water pump
It is logical, spray head is installed on the water outlet of the middle water branch pipe;
The middle supply mains is equipped with force (forcing) pump;
The water outlet of spray head is fixed in one end of mud scum collecting tank;
Control structure: including first timer, second timer, controller and solenoid valve;
The solenoid valve is arranged on the middle supply mains between force (forcing) pump and middle water pump, the control signal input of solenoid valve
It is connected to the connection control signal output of controller;
The timing end signal output end of the first timer and second timer respectively with the timing signal of controller
Input terminal connection, the timing of first timer and second timer start control signal input and open respectively with the timing of controller
The connection of beginning control signal output;
The control signal input of the force (forcing) pump is connected to the opening control signal output end of controller.
As an improvement, the control structure further includes check-valves, the check-valves is arranged between solenoid valve and middle water pump
Middle supply mains on.
As an improvement, the control structure further includes pressure gauge, the pressure gauge setting force (forcing) pump and middle water branch pipe it
Between middle supply mains on;The signal output end of the pressure gauge and the pressure signal input end of controller connect.
Compared with the existing technology, the utility model has the advantages that
1, oxidation ditch mud scum remove device provided by the utility model, structure is simple, easy to use, it is only necessary to original
Plant area's structure simply improve, and uses and is transformed into and is low.
2, when using the oxidation ditch mud scum remove device, first timer is used to that the time for rinsing mud scum collecting tank to be arranged,
Second timer is used to be recorded twice the interval time of flushing, the letter that controller is issued according to first timer and second timer
Number flushing mechanism is opened or closed, so as to effectively clear up the mud scum in oxidation ditch aeration area.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of oxidation ditch process in the prior art.
Fig. 2 is the oxidation ditch process structural schematic diagram for being provided with mud scum collecting tank.
Fig. 3 is the enlarged drawing at Fig. 2A.
Fig. 4 is the structural schematic diagram of oxidation ditch mud scum remove device.
Fig. 5 is the schematic diagram of control structure in the utility model.
Arrow indicates the direction of drainage flow in figure.
Label in figure: middle water pump 11, middle supply mains 12, force (forcing) pump 13, middle water branch pipe 14, spray head 15;Controller 21,
One timer 22, second timer 24, solenoid valve 25, check-valves 27, pressure gauge 29;Mud scum collecting tank 31, anaerobism section 40, anoxic
Section 50, aeration section 60, mud scum accumulation regions 61.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
Referring to Fig. 1 to 5: a kind of oxidation ditch mud scum remove device, including mud scum collection structure, flushing mechanism and control knot
Structure;
Mud scum collection structure: including mud scum collecting tank 31, the end face of the mud scum collecting tank 31 is the U-shaped of opening upwards;
The both ends of the mud scum collecting tank 31 are separately fixed in two long sides of aeration zone;
Liquid level distance of the bottom of mud scum collecting tank 31 far from aeration zone is 1-3cm;When implementation, can choose 1cm, 1.5cm,
2cm, 2.5cm or 3cm specifically can suitably be selected according to sewage quality situation.
The both ends of the mud scum collecting tank 31 are located at the mud scum accumulation regions 61 of aeration zone;
With the continuous aeration of aeration zone, mud scum also can be more and more, due to the interception function of mud scum collecting tank 31, constantly
The mud scum increased can be increased slowly relative to the liquid level of aeration zone, and raised mud scum can be crossed under the floating of aeration zone liquid level
The U-shaped side of mud scum collecting tank 31 enters in mud scum collecting tank 31.The trough rim height of mud scum collecting tank 31 is 2-5cm, when implementation,
It can choose 2cm, 2.5cm, 3cm, 3.5cm, 4cm, 4.5cm or 5cm, specifically can suitably be selected according to sewage quality situation.
Flushing mechanism: including middle water pump 11, middle supply mains 12, force (forcing) pump 13, middle water branch pipe 14 and spray head 15;
Middle water is pumped into middle supply mains 12, water outlet and the middle water branch pipe 14 of the middle supply mains 12 by the middle water pump 11
Water inlet is connected to, and spray head 15 is installed on the water outlet of the middle water branch pipe 14;
The middle supply mains 12 is equipped with force (forcing) pump 13;
The water outlet of spray head 15 is fixed in one end of mud scum collecting tank 31;The middle water that spray head 15 sprays is by mud scum collecting tank
Interior mud scum rushes at the other end of mud scum collecting tank, collects mud scum for convenience, can also set in the other end of mud scum collecting tank
There is mud scum collecting cart, the mud scum collection of cleaning is transported.
Control structure: including first timer 22, second timer 24, controller 21 and solenoid valve 25;
The solenoid valve 25 is arranged on the middle supply mains 12 between force (forcing) pump 13 and middle water pump 11, the control of solenoid valve 25
Signal input part is connected to the connection control signal output of controller 21;Controller 21 controls unlatching and the pass of solenoid valve 25
Close, thus realize control spray head 15 whether water spray and water spray how long.
The timing end signal output end of the first timer 22 and second timer 24 is determined with controller 21 respectively
When signal input part connect, the timing of first timer 22 and second timer 24 start control signal input respectively with control
The timing of device 21 starts control signal output connection;
The control signal input of the force (forcing) pump 13 is connected to the opening control signal output end of controller 21.Controller
The start and stop of 21 control force (forcing) pumps 13.
As an improvement, the control structure further includes check-valves 27, the check-valves 27 is arranged in solenoid valve 25 and middle water
On middle supply mains 12 between pump 11.The setting of check-valves 27 is primarily to prevent the middle water reflux after pressurization, due to sewage
Treatment plant generally all has middle well, many links of the middle water from sewage treatment in middle well, such as the supernatant of storage basin
Liquid etc., once pressurization after sewage backflow enter in well, then will increase the pressure water in middle well, it is possible to will lead to Jiang Zhongshui
Middle aqueous reflux in well enters sewage disposal stage.
As a further improvement, the control structure further includes pressure gauge 29, and the pressure gauge 29 is arranged in force (forcing) pump
On middle supply mains 12 between 13 and middle water branch pipe 14;
The signal output end of the pressure gauge 29 is connect with the pressure signal input end of controller 21.Because of middle water pump
The pressure for the middle water being pumped into is to float, it is therefore desirable to the constantly middle water pressure situation after concern pressurization avoids pressurizeing excessively high, or
The case where insufficient pressure.
The course of work of the utility model oxidation ditch mud scum remove device:
Timing is preset respectively in first timer 22 and second timer 24 first, such as in first timer 22
In preset timing time be Tk, it is T that timing time is preset in first timer 22g;
When the timing time of first timer 22 is to TkWhen, first timer 22, which issues timing to controller 21, terminates letter
Number, controller 21 does following several operations simultaneously:
Controller 21 issues timing to second timer 24 and starts to control signal, and second timer 24 starts timing;
Controller 21 issues communications signals to solenoid valve 25, and middle supply mains 12 is connected to middle water branch pipe 14;
Controller 21 controls force (forcing) pump 13 and starts, and the middle water started in centering supply mains 12 pressurizes, and spray head 15 sprays
Water in pressurization.
When the timing time of second timer 24 is to TgWhen, second timer 24, which issues timing to controller 21, terminates letter
Number, controller 21 does following several operations simultaneously:
Controller 21 issues timing to first timer 22 and starts to control signal, and first timer 22 starts timing;
Controller 21 issues cut-off signal to solenoid valve 25, and middle supply mains 12 is no longer connected to middle water branch pipe 14;
Controller 21 controls force (forcing) pump 13 and stops working, and the water spray of spray head 15 terminates.
The above process ceaselessly recycles, i.e., every determining TkTime carries out bath cleaning T to mud scum collecting tankgTime, to protect
There is the space for accommodating mud scum at any time in card mud scum collecting tank.
It should be strongly noted that it is fixed in first timer 22 and second to need when using oxidation ditch mud scum remove device
When device 24 in preset timing, while also needing to open or close other devices according to two preset times, but this set
It sets and belongs to the prior art with control process, do not need to pay any creative work.In addition, it is oxygen that the utility model is to be protected
Change the structure of ditch mud scum remove device, when using oxidation ditch mud scum remove device, the method for needing to introduce is not in the column of protection.
Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (3)
1. a kind of oxidation ditch mud scum remove device, it is characterised in that: including mud scum collection structure, flushing mechanism and control structure;
Mud scum collection structure: including mud scum collecting tank (31), the end face of the mud scum collecting tank (31) is the U-shaped of opening upwards;
The both ends of the mud scum collecting tank (31) are separately fixed in two long sides of aeration zone;
Liquid level distance of the bottom of mud scum collecting tank (31) far from aeration zone is 1-3cm;
The both ends of the mud scum collecting tank (31) are located at the mud scum accumulation regions (61) of aeration zone;
Flushing mechanism: including middle water pump (11), middle supply mains (12), force (forcing) pump (13), middle water branch pipe (14) and spray head (15);
Middle water pump (11) Jiang Zhongshui is pumped into middle supply mains (12), the water outlet and middle water branch pipe of the middle supply mains (12)
(14) water inlet is connected to, and installs spray head (15) on the water outlet of the middle water branch pipe (14);
The middle supply mains (12) is equipped with force (forcing) pump (13);
The water outlet of spray head (15) is fixed in one end of mud scum collecting tank (31);
Control structure: including first timer (22), second timer (24), controller (21) and solenoid valve (25);
On the middle supply mains (12) that the solenoid valve (25) is arranged between force (forcing) pump (13) and middle water pump (11), solenoid valve (25)
Control signal input be connected to the connection control signal output of controller (21);
The timing end signal output end of the first timer (22) and second timer (24) respectively with controller (21)
Timing signal input end connection, the timing of first timer (22) and second timer (24) start control signal input difference
Start control signal output with the timing of controller (21) to connect;
The control signal input of the force (forcing) pump (13) is connected to the opening control signal output end of controller (21).
2. oxidation ditch mud scum remove device as described in claim 1, it is characterised in that: the control structure further includes check-valves
(27), on the middle supply mains (12) that the check-valves (27) is arranged between solenoid valve (25) and middle water pump (11).
3. oxidation ditch mud scum remove device as claimed in claim 1 or 2, it is characterised in that: the control structure further includes pressure
Power table (29), pressure gauge (29) setting is on the middle supply mains (12) between force (forcing) pump (13) and middle water branch pipe (14);Institute
The signal output end for stating pressure gauge (29) is connect with the pressure signal input end of controller (21).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920336930.2U CN209635971U (en) | 2019-03-18 | 2019-03-18 | A kind of oxidation ditch mud scum remove device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920336930.2U CN209635971U (en) | 2019-03-18 | 2019-03-18 | A kind of oxidation ditch mud scum remove device |
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Publication Number | Publication Date |
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CN209635971U true CN209635971U (en) | 2019-11-15 |
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ID=68496276
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CN201920336930.2U Expired - Fee Related CN209635971U (en) | 2019-03-18 | 2019-03-18 | A kind of oxidation ditch mud scum remove device |
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CN (1) | CN209635971U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7410751B2 (en) | 2020-03-02 | 2024-01-10 | 住友重機械エンバイロメント株式会社 | How to rebuild an oxidation ditch tank |
-
2019
- 2019-03-18 CN CN201920336930.2U patent/CN209635971U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7410751B2 (en) | 2020-03-02 | 2024-01-10 | 住友重機械エンバイロメント株式会社 | How to rebuild an oxidation ditch tank |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191115 |