CN211339173U

CN211339173U - Magnetic mixing clarifying device

Info

Publication number: CN211339173U
Application number: CN201922150847.9U
Authority: CN
Inventors: 宁立远; 邓中田; 韩星; 汪宏; 杨辉; 陈健; 王波; 朱先国; 刘炽; 李倩; 胡涛; 黎静
Original assignee: Chongqing Zhicheng Kangbo Environmental Protection Technology Co ltd
Current assignee: Chongqing Zhicheng Kangbo Environmental Protection Technology Co ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-08-25
Anticipated expiration: 2029-12-04

Abstract

The utility model discloses a magnetism mixes clarification device relates to magnetism and thoughtlessly congeals technical field, aims at solving current magnetism and mixes the device and exist the magnetic and put in the problem that excessive wait the condition and influence the result of use, and its technical scheme main points are: mix pond, magnetism including the mixing tank that communicates in proper order and mix pond, help and congeal pond, sedimentation tank and be used for adding the charge device of material, still include water quality testing device and site control device, the lateral wall of sedimentation tank be fixed with the outlet pipe of inner chamber intercommunication, the water inlet end side of outlet pipe is water quality testing device's sampling point, water quality testing device's output signal of telecommunication connects in site control device, charge device is automatically controlled charge device and its signal of telecommunication connects in site control device. The utility model discloses but real-time supervision sewage treatment effect, regulation and control magnetic addition, it is extravagant to reduce to the result of use is better relatively.

Description

Magnetic mixing clarifying device

Technical Field

The utility model relates to a magnetism technical field that thoughtlessly congeals, more specifically says, it relates to a magnetism mixes clarification device.

Background

The magnetic mixing clarification is that magnetic powder with the specific gravity of 4.8-5.1 is added, so that the specific gravity of the floc is greatly improved, and the sewage can be efficiently subjected to solid-liquid separation in a clarification tank.

The patent with publication number CN 207193030U-a magnetized flocculation water purification system, comprises a coagulation tank, a magnetic mixing tank, a coagulation assisting tank and a sedimentation tank which are communicated in sequence; the device also comprises a hydrocyclone and a magnetic mud separator for recovering magnetic powder; the coagulating tank is provided with a water inlet; the top of the sedimentation tank is provided with a water outlet, and the bottom of the sedimentation tank is provided with a sediment outlet; the side wall of the hydrocyclone is provided with a sediment inlet which is arranged along the involute direction of the hydrocyclone and is connected with a sediment outlet of the sedimentation tank; the top of the hydrocyclone is provided with a magnetic mud mixture outlet, the bottom of the hydrocyclone is provided with a first magnetic powder outlet, and the first magnetic powder outlet is connected with the magnetic mixing tank; the magnetic mud separator is provided with a magnetic mud mixture inlet, a second magnetic powder outlet and a non-magnetic substance outlet, the magnetic mud mixture inlet is connected with the magnetic mud mixture outlet of the hydrocyclone, and the second magnetic powder outlet is connected with the magnetic mixing tank.

The above shows a system using magnetic mixing clarification technology, which can be used for sewage treatment, but in the application process, due to the difference of the sewage quality entering the magnetic mixing stage, the magnetic powder utilization rate cannot be real-timely achieved, so that the problems of excessive magnetic powder and the like are caused, waste is caused, and the sewage treatment effect is affected, so that a new scheme needs to be provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a magnetism mixes clarification device, but its real-time supervision sewage treatment effect, the regulation and control magnetic addition reduces extravagantly to the result of use is better relatively.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a clarification device is mixed to magnetism, mixes pond, the help pool, sedimentation tank and is used for adding the charge device of material including the mixed pond, the magnetism that communicate in proper order, still includes water quality testing device and site control device, the lateral wall of sedimentation tank be fixed with the outlet pipe of inner chamber intercommunication, the water inlet end side of outlet pipe is water quality testing device's sampling point, water quality testing device's output signal of electricity signal connection is in site control device, charge device is automatically controlled charge device and its signal of electricity connection in site control device.

By adopting the technical scheme, magnetic powder can be added into the magnetic mixing tank through the multi-feeding device, other proper agents are added into other tanks, and at the moment, sewage is clarified through each tank body in sequence; meanwhile, the water quality detection device detects the water quality of the water outlet position of the sedimentation tank and feeds data back to the field control device, and at the moment, a worker can regulate and control the dosing device according to the real-time output water quality condition only by setting the field control device so as to control the addition of magnetic powder, reduce waste and improve the sewage treatment effect.

The utility model discloses further set up to: the water quality detection device comprises a total phosphorus water quality online analyzer, the field control device comprises a PLC (programmable logic controller), the total phosphorus water quality online analyzer is connected with and feeds back a total phosphorus detection signal to the PLC, and the PLC is electrically connected with the dosing device.

By adopting the technical scheme, the utility model adopts the total phosphorus water quality on-line analyzer to carry out water quality detection on the water body, so that the total phosphorus detection is selected and detected, because the utility model is used for removing TP, SS and the like in sewage, wherein the SS keeps relatively good removing effect even if the magnetic powder is excessive, and the TP is relatively susceptible to influence when the magnetic powder is excessive; the utility model discloses a PLC controller then because its operation is reliable relatively and the technique is mature relatively, founds the utility model discloses it is simple and easy relatively.

The utility model discloses further set up to: a plurality of first stirrers extend into the mixing tank, the dosing device comprises a coagulant dosing mechanism, an output pipe end of the coagulant dosing mechanism is communicated with an additional pipe, and the additional pipe extends into the mixing tank.

By adopting the technical scheme, in the sewage treatment process, the coagulant adding mechanism adds the coagulant into the mixing tank, impurities in the sewage form floccules through the coagulant, the subsequent sedimentation and clarification are facilitated, and the sewage treatment effect is optimized; powder and other mixed water is prepared into a water agent by a coagulant adding mechanism so as to be added and conveyed.

The utility model discloses further set up to: the add pipe extends and installs the check valve that prevents the refluence towards the bottom of the pool of mixing the pond, mix pond pool wall upper portion and offer the intercommunication and mix the overflow mouth in the pond at the magnetism.

By adopting the technical scheme, the coagulant is conveyed to the bottom of the mixing tank through the additional pipe, so that the coagulant can be fully mixed with the sewage as soon as possible when the stirrer stirs; the setting of check valve can be used to prevent that sewage water conservancy diversion avoids its pollution medicament.

The utility model discloses further set up to: the overflow port is provided with a closing mechanism, and the closing mechanism comprises a middle pipe which is inserted and fixed in the overflow port and an electric control valve which is arranged on the middle pipe.

By adopting the technical scheme, the intermediate pipe can be closed through the electric control valve at the early stage or the middle stage of adding the coagulant into the mixing tank, so that the influence on the using effect caused by the direct discharge of the unmixed sewage is avoided.

The utility model discloses further set up to: the magnetic mixing pool is internally provided with a plurality of second stirrers in a stretching mode, the dosing device comprises a spiral feeding machine with a discharge end arranged above the magnetic mixing pool, the discharge end opening of the spiral feeding machine is communicated with the magnetic mixing pool, the lower portion of the magnetic mixing pool is provided with a lower outlet, and a closing mechanism is further arranged in the lower outlet.

By adopting the technical scheme, the magnetic powder is added into the magnetic mixing pool by adopting the spiral feeding machine; at the moment, the field control device controls whether to continue adding the magnetic powder or not by controlling the start and stop (motor start and stop) of the screw feeder, and the adding flow is relatively controllable when the screw feeder adds the magnetic powder because the speed of the motor is controllable; the lower opening is arranged at the lower part of the side wall, so that the impurities in the sewage form large particles, floccules and the like at the moment, and if overflow drainage is still adopted at the moment, the sewage is easy to accumulate in the tank body relatively to influence the using effect.

The utility model discloses further set up to: the coagulant aid tank is internally provided with a stirrer III in an extending mode, the dosing device comprises a flocculant dosing mechanism, an output pipe of the flocculant dosing mechanism is communicated with the coagulant aid tank, and the side wall of the upper part of the coagulant aid tank is provided with an overflow port II communicated with the sedimentation tank.

By adopting the technical scheme, the flocculating agent can be added into the coagulation aiding pool, impurities and other impurities after magnetic coagulation are further flocculated, and the subsequent sedimentation clarification effect is enhanced.

The utility model discloses further set up to: the sedimentation tank is an inclined tube sedimentation tank, the lower part of the inclined tube sedimentation tank is in an inverted frustum shape, and the bottom of the inclined tube sedimentation tank is provided with a sludge outlet.

Through adopting the technical scheme, the utility model discloses a sedimentation effect is better relatively's pipe chute sedimentation tank does to deposit the clarification to sewage, and the bottom of the pool that utilizes the taper is done to depositing the mud that gets off and assembles the collection and is discharged through the sludge outlet of bottom.

To sum up, the utility model discloses following beneficial effect has: set up water quality testing device and do water quality testing and feedback test data to site control device to the effluent water body of sedimentation tank, the site control device electricity signal connection is used for adding the charge device of materials such as magnetic to the staff only need set up site control device, can make the utility model discloses can be according to real-time output quality of water, the automatic regulation and control adds medicine (magnetic) addition, in order to reduce the magnetic extravagant, improve sewage treatment effect.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a system block diagram of the present invention, which is mainly used to show the control structure of the field control device;

FIG. 3 is a schematic longitudinal sectional view of the present invention, mainly used to show the structure of each tank;

fig. 4 is an enlarged view a of fig. 3, which is mainly used for showing the structure of the closing mechanism.

In the figure: 1. a mixing tank; 11. an overflow port; 2. a magnetic mixing pool; 21. a lower outlet; 3. a coagulation aiding pool; 31. an overflow port II; 4. a sedimentation tank; 41. a water outlet pipe; 42. a sludge outlet; 5. a dosing device; 51. a coagulant dosing mechanism; 511. adding a pipe; 512. a one-way valve; 52. a screw feeder; 53. a flocculating agent dosing mechanism; 6. a water quality detection device; 7. a field control device; 81. a first stirrer; 82. a second stirrer; 83. a third stirrer; 9. a closing mechanism; 91. an intermediate pipe; 92. an electrically controlled valve.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

The magnetic mixing clarification device, as shown in figure 1, comprises a mixing tank 1, a magnetic mixing tank 2, a coagulation aiding tank 3 and a sedimentation tank 4 which are sequentially communicated with each other; in addition, the device also comprises a dosing device 5 which respectively adds coagulant and flocculant to the mixing tank 1 and the coagulation aiding tank 3 and adds magnetic powder to the magnetic mixing tank 2.

When the device is used, sewage firstly enters the mixing tank 1 to be mixed with a coagulant, then enters the magnetic mixing tank 2 to be mixed with magnetic powder, then enters the coagulation aiding tank 3 to be mixed with a flocculating agent, and then enters the sedimentation tank 4 to be precipitated and decontaminated so as to finish the clarification treatment of the sewage.

Refer to fig. 1 and fig. 2, for improving the magnetic utilization ratio, improve the utility model discloses a sewage treatment effect, still be provided with water quality testing device 6 and site control device 7, the lateral wall upper portion of sedimentation tank 4 is fixed with the outlet pipe 41 with the inner chamber intercommunication, outlet pipe 41's the distolateral sampling point that is water quality testing device 6 that intakes, water quality testing device 6's output electric signal connection is in site control device 7, only need to guarantee that charge device 5 is automatically controlled charge device and its electric signal connection in site control device 7 this moment, just can set up through to site control device 7, make it have the ability of regulating and control with medicine (including the magnetic) according to real-time quality of water condition, thereby improve the medicament utilization ratio, improve sewage treatment effect.

The water quality detection device 6 includes a total phosphorus water quality on-line analyzer, for example: a WAOL2000-TN water quality on-line analyzer of a Tianrui instrument collects water from a sampling point through a water pump to be used as a detection sample. The field control device 7 comprises a PLC controller, which can be configured with a PC adapted for connection for operation. The PLC is electrically connected with a data output port of the total phosphorus water quality on-line analyzer so as to obtain total phosphorus detection data.

Referring to fig. 1, a mixing tank 1 is located in a designated work area, and a water inlet pipeline communicated with an inner cavity is fixed on a tank wall of one side of the mixing tank for inputting sewage. A plurality of stirrers (81) are fixedly arranged on the upper part of the mixing tank (1) (taking an alloy sealed tank body as an example in the embodiment), the stirrers (81) comprise a speed reducing motor and a stirring rod coaxially fixed on an output shaft of the speed reducing motor, and the stirring rod extends into the mixing tank (1) below the liquid level so as to stir.

Referring to fig. 1 and 3, the dosing device 5 includes a coagulant dosing mechanism 51, and the coagulant dosing mechanism 51 may select a PAC dosing device, which may select a PAC dosing device manufactured by an garden landscape environment-friendly machine. The output end of the coagulant adding mechanism 51 is fixed and communicated with the additional pipe 511, and the additional pipe 511 extends into the mixing tank 1. At least the pipe valve (electric control valve) on the output pipe of the coagulant dosing mechanism 51 is electrically connected to the field control device 7 so as to automatically control the dosing of the coagulant.

Referring to fig. 3 and 4, in order to improve the mixing effect of the mixing tank 1, the additional pipe 511 is provided to extend toward the bottom of the mixing tank 1 to add a chemical to the tank bottom, thereby improving the mixing effect during stirring. A check valve 512 may be installed on the extension pipe 511 to prevent problems such as reverse flow of sewage.

Because the medicine is added to the bottom of the mixing tank 1 at present, an overflow port 11 for discharging water outwards is arranged on the mixing tank, the overflow port 11 is far away from the medicine adding position, and a closed mechanism 9 is arranged in the mixing tank. The closing mechanism 9 comprises an intermediate pipe 91 inserted and fixed in the overflow port 11, and an adaptive electric control valve 92 is mounted on the intermediate pipe 91, for example: an electric butterfly valve; the electric control valve 92 is electrically connected to the PLC controller for control.

In the early and middle stages of stirring, the intermediate pipe 91 can be closed through the electric control valve 92; after the later stage stirring time reaches, switch on intermediate pipe 91 again and send out sewage to prevent that the sewage of unmixedly even is directly sent out and influence the result of use.

Referring to fig. 1, the sewage discharged from the intermediate pipe 91 enters the magnetic mixing tank 2, and the magnetic mixing tank 2 is closely attached to the mixing tank 1 and shares a side wall. The upper part of the magnetic mixing pool 2 is fixedly provided with a plurality of second stirrers 82, the second stirrers 82 and the first stirrers 81 have the same structure, and the stirring rods of the second stirrers 82 extend below the liquid level in the pool.

Referring to fig. 1, the medicine adding device 5 includes a screw feeder 52 for adding magnetic powder; a rack is arranged at the side of the magnetic mixing pool 2, and the screw feeder 52 is fixedly arranged on the rack, so that the discharge port of the screw feeder extends to the upper part of the magnetic mixing pool 2. A pipeline is fixed and communicated at the discharge port of the screw feeder 52 and is inserted into the upper tank wall of the magnetic mixing tank 2 so as to add magnetic powder. The motor, or motor control unit, of the screw feeder 52 is coupled to the field control device 7 (e.g., a PLC controller electrically connected to a transducer coupled to the motor) for control by a worker. To improve the feeding accuracy, the screw feeder 52 is a metering screw feeder.

Referring to fig. 1, a lower outlet 21 is arranged on the side wall of the lower part of the magnetic mixing pool 2, the coagulation aiding pool 3 is arranged close to the magnetic mixing pool 2, and the two pools share one side wall; the lower outlet 21 is communicated with the coagulation-aiding tank 3. A fixed closing mechanism 9 is also installed in the lower outlet 21 to prevent unmixed sewage from directly entering the coagulation-aiding tank 3.

Referring to fig. 1, a plurality of stirrers three 83 are fixedly arranged at the upper part of the coagulation-aiding tank 3, the structure of the stirrers three 83 is the same as that of the stirrers one 81, and the stirring rods of the stirrers three extend into the liquid level in the tank.

The dosing device 5 comprises a flocculant dosing mechanism 53, the flocculant dosing mechanism 53 can select a PAM dosing device, and the Weifang environmental protection water treatment equipment PAM dosing device can be selected. At least the pipe valve (electric control valve) on the output pipe of the flocculating agent dosing mechanism 53 is connected with the field control device 7 by electric signals so as to automatically control the dosing of the flocculating agent.

The output pipe end of the flocculating agent dosing mechanism 53 is communicated with a pipeline inserted into the bottom of the coagulation aiding tank 3 like a flocculating agent dosing device so as to enhance the stirring effect of the flocculating agent, and meanwhile, a one-way valve is also arranged on the pipeline to prevent the sewage from flowing backwards.

Referring to fig. 3, the upper side wall of the coagulation-aiding tank 3 is provided with a second overflow port 31 communicated with the sedimentation tank 4. The sedimentation tank 4 is arranged close to the coagulation aiding tank 3 and shares a side wall.

In order to enhance the effect of the sedimentation tank 4 on the sedimentation treatment of the sewage, the inclined tube sedimentation tank is selected, and compared with other sedimentation tanks, the inclined tube sedimentation tank has larger sedimentation surface area and better sedimentation effect.

In order to collect the sludge generated by sedimentation conveniently, the lower part of the inclined tube sedimentation tank is arranged to be in an inverted frustum shape so as to gather and lead out the sludge; a sludge outlet 42 is formed at the lower part of the inclined tube sedimentation tank, and the sludge can be sent to a designated position for treatment through a flange connected sludge pump.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a clarification device is mixed to magnetism, mixes pond (2), helps and congeals pond (3), sedimentation tank (4) and is used for adding charge device (5) of material including the mixed pond (1), magnetism that communicate in proper order, its characterized in that: the device is characterized by further comprising a water quality detection device (6) and a field control device (7), wherein the side wall of the sedimentation tank (4) is fixed with a water outlet pipe (41) communicated with the inner cavity of the sedimentation tank, the water inlet end side of the water outlet pipe (41) is a sampling point of the water quality detection device (6), an output end electric signal of the water quality detection device (6) is connected to the field control device (7), and the dosing device (5) is an electric control dosing device and is connected to the field control device (7) through an electric signal.

2. The magnetic mixing and clarifying device as set forth in claim 1, wherein: the water quality detection device (6) comprises a total phosphorus water quality online analyzer, the field control device (7) comprises a PLC controller, the total phosphorus water quality online analyzer is connected with and feeds back a total phosphorus detection signal to the PLC controller, and the PLC controller is electrically connected with the dosing device (5).

3. The magnetic mixing and clarifying device as set forth in claim 2, wherein: a plurality of first stirrers (81) extend into the mixing tank (1), the dosing device (5) comprises a coagulant dosing mechanism (51), the output pipe end of the coagulant dosing mechanism (51) is communicated with an additional pipe (511), and the additional pipe (511) extends into the mixing tank (1).

4. The magnetic mixing and clarifying device as set forth in claim 3, wherein: add pipe (511) and extend and install backflow-proof check valve (512) towards the bottom of the pool of mixing pond (1), overflow mouth (11) of intercommunication in magnetism mixing pond (2) are seted up on mixing pond (1) pool wall upper portion.

5. The magnetic mixing and clarifying device as set forth in claim 4, wherein: the overflow port (11) is provided with a closing mechanism (9), and the closing mechanism (9) comprises a middle pipe (91) which is inserted and fixed in the overflow port (11) and an electric control valve (92) which is arranged on the middle pipe (91).

6. The magnetic mixing and clarifying device as set forth in claim 5, wherein: the magnetic mixing device is characterized in that a plurality of second stirrers (82) extend into the magnetic mixing pool (2), the dosing device (5) comprises a discharge end, a spiral feeder (52) is arranged above the magnetic mixing pool (2), a discharge end opening of the spiral feeder (52) is communicated with the magnetic mixing pool (2), a lower outlet (21) is arranged at the lower part of the magnetic mixing pool (2), and a closing mechanism (9) is further arranged in the lower outlet (21).

7. The magnetic mixing and clarifying device as set forth in claim 5, wherein: it has agitator three (83) to stretch into in helping with congealing pond (3), charge device (5) are including flocculating agent medicine mechanism (53), the output tube intercommunication of flocculating agent medicine mechanism (53) helps congealing pond (3), the overflow mouth two (31) of intercommunication sedimentation tank (4) are seted up to the upper portion lateral wall of helping congealing pond (3).

8. The magnetic mixing and clarifying device as set forth in claim 1, wherein: the sedimentation tank (4) is an inclined tube sedimentation tank, the lower part of the inclined tube sedimentation tank (4) is in an inverted frustum shape, and the bottom of the inclined tube sedimentation tank is provided with a sludge outlet (42).