CN109292943A - A kind of waste water PH control device and waste water treatment system - Google Patents
A kind of waste water PH control device and waste water treatment system Download PDFInfo
- Publication number
- CN109292943A CN109292943A CN201811192152.0A CN201811192152A CN109292943A CN 109292943 A CN109292943 A CN 109292943A CN 201811192152 A CN201811192152 A CN 201811192152A CN 109292943 A CN109292943 A CN 109292943A
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- waste water
- control valve
- reactor tank
- control device
- delivery pipe
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- 239000002351 wastewater Substances 0.000 title claims abstract description 73
- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 8
- 239000007788 liquid Substances 0.000 claims abstract description 32
- 239000002253 acid Substances 0.000 claims abstract description 28
- 239000002699 waste material Substances 0.000 claims abstract description 28
- 238000007599 discharging Methods 0.000 claims abstract description 25
- 238000001514 detection method Methods 0.000 claims abstract description 24
- 238000003860 storage Methods 0.000 claims abstract description 21
- BVKZGUZCCUSVTD-UHFFFAOYSA-N Carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000000523 sample Substances 0.000 claims description 13
- 238000000605 extraction Methods 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims 1
- 230000001264 neutralization Effects 0.000 abstract description 5
- 239000000243 solution Substances 0.000 description 40
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 238000004140 cleaning Methods 0.000 description 6
- KWYUFKZDYYNOTN-UHFFFAOYSA-M potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 6
- 239000007921 spray Substances 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 239000003513 alkali Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N HCl Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 230000003028 elevating Effects 0.000 description 1
- 230000003628 erosive Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000004941 influx Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 238000001139 pH measurement Methods 0.000 description 1
- 230000000149 penetrating Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/06—Controlling or monitoring parameters in water treatment pH
Abstract
The present invention provides a kind of waste water PH control device and waste water treatment systems, it is related to technical field of waste water processing, waste water PH control device includes adjusting solution storage tank, hoisting mechanism, elevated dosing vessel, soda acid control mechanism and reactor tank, solution storage tank is adjusted to connect with hoisting mechanism by pipeline, elevated dosing vessel is arranged in the top of reactor tank and is connect with hoisting mechanism by pipeline, and the bottom of elevated dosing vessel is provided with discharging of waste liquid pipe；Soda acid control mechanism includes multiple PH detection meters, control valve group and PLC controller, multiple PH detection meters are arranged at intervals in reactor tank and are electrically connected with PLC controller, control valve group is arranged on discharging of waste liquid pipe, and PLC controller is electrically connected with control valve group and hoisting mechanism respectively.Compared to the prior art, a kind of waste water PH control device provided by the invention, can accurately control the pH value of waste water, avoid the occurrence of adjusting excessively, guarantee that waste water approach is neutral, reduce waste water to the extent of the destruction of environment.
Description
Technical field
The present invention relates to technical field of waste water processing, at a kind of waste water PH control device and waste water
Reason system.
Background technique
In field of semiconductor manufacture, due to the particularity of technique, it will usually generate the waste water of different PH, and this waste water
If environment can be caused greatly to destroy by being directly discharged to the external world, so needing to carry out PH control to waste water before discharging, guarantee
The waste water of discharge can be in neutrality as far as possible, reduce the destruction to environment.
In the prior art, wastewater treatment often uses PH control method are as follows:
Setting acid or alkali (common liquid sodium hydroxide, liquid potassium hydroxide etc.) storage tank, it is direct when needing to adjust pH value
Acid or alkali are added in waste water, this processing mode is often difficult to control accurately the pH value of waste water, or even adjusts
Excessive situation influences the final pH value of waste water instead, it is difficult to achieve the effect that adjust waste water pH value.
In view of this, designing and manufacturing a kind of pH value that can accurately control waste water, adjusting is avoided the occurrence of excessively, guarantee useless
The neutral waste water PH control device of water approach is just particularly important.
Summary of the invention
The purpose of the present invention is to provide a kind of waste water PH control devices, can accurately control the pH value of waste water, avoid
Occur adjusting excessively, guarantees that waste water approach is neutral, reduce waste water to the extent of the destruction of environment.
Another object of the present invention is to provide a kind of waste water treatment systems, can reduce waste water to the destruction journey of environment
Degree protects environment.
The present invention is that it is realized by adopting the following technical scheme.
A kind of waste water PH control device, including adjust solution storage tank, hoisting mechanism, elevated dosing vessel, soda acid control mechanism
And reactor tank, it adjusts solution storage tank and is connect with hoisting mechanism by pipeline, the top of reactor tank is arranged in simultaneously in elevated dosing vessel
It being connect with hoisting mechanism by pipeline, the bottom of elevated dosing vessel is provided with discharging of waste liquid pipe, and discharging of waste liquid pipe protrudes into reactor tank,
The bottom of reactor tank is provided with processing delivery pipe, and processing delivery pipe is connect with extraneous blow-off line；Soda acid control mechanism includes more
A PH detects meter, control valve group and PLC controller, and it is interior and electric with PLC controller that multiple PH detection meters are arranged at intervals on reactor tank
Connection, for detecting the pH value information in reactor tank and pH value information being transferred to PLC controller, control valve group setting exists
On discharging of waste liquid pipe, PLC controller is electrically connected with control valve group and hoisting mechanism respectively.
Further, hoisting mechanism includes high-order delivery pipe and elevator pump, one end of high-order delivery pipe and elevated dosing vessel
Connection, the other end of high-order delivery pipe are connect with solution storage tank is adjusted, and elevator pump is arranged in high-order delivery pipe and controls with PLC
Device electrical connection.
Further, control valve group includes the first control valve and the second control valve, between the first control valve and the second control valve
Every setting on discharging of waste liquid pipe, and the first control valve is electrically connected with PLC controller with the second control valve.
Further, the first control valve and the second control valve are motor-driven valve or pneumatic operated valve.
Further, the first control valve is switching mode two position two-way valve, and the second control valve is adjustment type two position two-way valve.
Further, the bottom of elevated dosing vessel is additionally provided with extraction raffinate delivery pipe, and extraction raffinate delivery pipe and processing delivery pipe connect
It connects.
Further, rabbling mechanism is provided in reactor tank, rabbling mechanism is electrically connected with PLC controller, anti-for stirring
Answer the waste liquid in tank.
Further, rabbling mechanism includes driving motor, agitating shaft and stirring blade, and agitating shaft is rotatably arranged on reactor tank
Reactor tank is gone up and protrudes into, one end transmission connection of driving motor and agitating shaft, for driving agitating shaft to rotate, stirring blade is arranged
It is fixedly connected in reactor tank and with agitating shaft far from one end of driving motor.
Further, each PH detection meter includes probe and PH data gauge outfit, and reactor tank, PH number are protruded into one end of probe
It is connected according to the other end of gauge outfit and probe.
A kind of waste water treatment system, including waste water input duct, blow-off line and waste water PH control device, waste water PH control
Device includes adjusting solution storage tank, hoisting mechanism, elevated dosing vessel, soda acid control mechanism and reactor tank, adjusts solution storage tank
It being connect with hoisting mechanism by pipeline, elevated dosing vessel is arranged in the top of reactor tank and is connect with hoisting mechanism by pipeline,
The bottom of elevated dosing vessel is provided with discharging of waste liquid pipe, and discharging of waste liquid pipe protrudes into reactor tank, and the bottom of reactor tank is provided with processing
Delivery pipe, processing delivery pipe are connect with extraneous blow-off line；Soda acid control mechanism include multiple PH detection meter, control valve group and
PLC controller, multiple PH detection meters are arranged at intervals in reactor tank and are electrically connected with PLC controller, for detecting in reactor tank
PH value information and pH value information is transferred to PLC controller, control valve group is arranged on discharging of waste liquid pipe, PLC control
Device is electrically connected with control valve group and hoisting mechanism respectively.Waste water input duct is connect with reactor tank, for being discharged into reactor tank
Waste water, blow-off line connects with processing delivery pipe, for discharge treated waste water.
The invention has the following advantages:
A kind of waste water PH control device provided by the invention will adjust solution storage tank and connect with hoisting mechanism, high position metering
Slot is arranged in the top of reactor tank and is connect with hoisting mechanism by pipeline, and the bottom of elevated dosing vessel is provided with discharging of waste liquid
Pipe, discharging of waste liquid pipe protrude into reactor tank, and the bottom of reactor tank is provided with processing delivery pipe, processing delivery pipe and extraneous blow-off line
Connection.Multiple PH detection meters are arranged at intervals in reactor tank and are electrically connected with PLC controller, for detecting the soda acid in reactor tank
PH value information is simultaneously transferred to PLC controller by degree information, and control valve group is arranged on discharging of waste liquid pipe, PLC controller difference
It is electrically connected with control valve group with hoisting mechanism.In actual process, detected in meter detection reactor tank by multiple PH first
PH value and feed back to PLC controller, PLC controller control hoisting mechanism will adjust solution storage tank in acid solution or alkali
Property solution elevating into elevated dosing vessel, and by control discharging of waste liquid pipe on control valve group accurately control acid solution or
The influx of alkaline solution, to accurately control the pH value of waste liquid.Compared to the prior art, a kind of waste water PH provided by the invention
Control device can accurately control the pH value of waste water, avoid the occurrence of adjusting excessively, guarantee that waste water approach is neutral, reduce waste water pair
The extent of the destruction of environment.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the overall structure diagram for the waste water PH control device that first embodiment of the invention provides；
The partial enlarged view that Fig. 2 is in Fig. 1 II；
Fig. 3 is the attachment structure schematic diagram of elevated dosing vessel in Fig. 2；
Fig. 4 is the attachment structure schematic diagram of reactor tank in Fig. 1.
Icon: 100- waste water PH control device；110- adjusts solution storage tank；130- hoisting mechanism；131- high position delivery pipe；
133- elevator pump；150- elevated dosing vessel；151- discharging of waste liquid pipe；160-PH detects spray head；161- nozzle；163-PH probe；
165-PH display meter；167- cleans formed punch；170- soda acid control mechanism；171-PH detection meter；173- control valve group；175- first
Control valve；The second control valve of 177-；190- reactor tank；191- rabbling mechanism；193- driving motor；195- agitating shaft；197- is stirred
Mix blade.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " center ", "upper", "vertical", "horizontal", "inner", "outside"
The orientation or positional relationship of equal instructions is to be based on the orientation or positional relationship shown in the drawings or when invention product uses is used
The orientation or positional relationship often put, is merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the present invention
Limitation.In addition, term " first ", " second " etc. are only used for distinguishing description, it is not understood to indicate or imply relatively important
Property.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" connected ", " installation ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
With reference to the accompanying drawing, it elaborates to some embodiments of the present invention.In the absence of conflict, following
Feature in embodiment can be combined with each other.
First embodiment
Referring to Fig. 1, a kind of waste water PH control device 100 is present embodiments provided, is arranged at discharge of wastewater, it can be to useless
The pH value of water accurately controls, and the waste water finally discharged is avoided to pollute the environment.
Waste water PH control device 100 provided in this embodiment includes adjusting solution storage tank 110, hoisting mechanism 130, high-order meter
Measuring tank 150, soda acid control mechanism 170 and reactor tank 190 adjust solution storage tank 110 and hoisting mechanism 130 and are connected by pipeline
It connects, elevated dosing vessel 150 is arranged in the top of reactor tank 190 and is connect with hoisting mechanism 130 by pipeline, elevated dosing vessel
150 bottom is provided with discharging of waste liquid pipe 151, and discharging of waste liquid pipe 151 protrudes into reactor tank 190, and the bottom of reactor tank 190 is provided with
Delivery pipe is handled, processing delivery pipe is connect with extraneous blow-off line.Soda acid control mechanism 170 setting elevated dosing vessel 150 with
Between reactor tank 190, the amount of solution that is flowed into reactor tank 190 for controlling elevated dosing vessel 150.
Soda acid control mechanism 170 includes that 171, control valve group 173 and PLC controller (not shown) are counted in multiple PH detection, more
A PH detection meter 171 is arranged at intervals in reactor tank 190 and is electrically connected with PLC controller, for detecting the acid in reactor tank 190
PH value information is simultaneously transferred to PLC controller by basicity information, and control valve group 173 is arranged on discharging of waste liquid pipe 151, PLC control
Device processed is electrically connected with control valve group 173 with hoisting mechanism 130 respectively.
In the present embodiment, sulfuric acid solution or sodium hydroxide solution can be filled as needed by adjusting in solution storage tank 110,
It adjusts in solution storage tank 110 simultaneously and is provided with frp lining, to improve corrosion resistance.Certainly, sulfuric acid solution can also be with herein
For other acid solutions substitution such as hydrochloric acid solution or nitric acid solution, while sodium hydroxide solution can also use other alkali
Property solution substitution such as potassium hydroxide solution, be not specifically limited herein.
In the present embodiment, each PH detection meter 171 includes probe and PH data gauge outfit, and one end of probe is protruded into
The other end of reactor tank 190, PH data gauge outfit and probe connects.It is detected due to using multiple PH detection meter 171, it can
Sufficiently detect the practical pH value in reactor tank 190, the measurement of pH value is judged by accident caused by avoiding because of incomplete mixing.
Hoisting mechanism 130 includes high-order delivery pipe 131 and elevator pump 133, and one end of high-order delivery pipe 131 and a high position are measured
Slot 150 connects, and the other end of high-order delivery pipe 131 is connect with solution storage tank 110 is adjusted, and the setting of elevator pump 133 is conveyed in a high position
It is electrically connected on pipe 131 and with PLC controller.
In the present embodiment, high-order delivery pipe 131 is coated with anti-corrosion liner, and high-order conveying delivery pipe is avoided to be directly subjected to corruption
Erosion, improves service life.
Referring to fig. 2, control valve group 173 includes the first control valve 175 and the second control valve 177, the first control valve 175 and the
Two control valves 177 are arranged at intervals on discharging of waste liquid pipe 151, and the first control valve 175 and the second control valve 177 are controlled with PLC
Device electrical connection processed.
In the present embodiment, the first control valve 175 and the second control valve 177 are motor-driven valve or pneumatic operated valve.
In the present embodiment, the first control valve 175 is switching mode two position two-way valve, and the second control valve 177 is adjustment type two
Position two-port valve.
In actual treatment, the movement of the first control valve 175 is controlled by PLC controller, and time parameter is set, t1It is (single
Position is the second) duration Open valve, t2(unit is the second) duration close valve, wherein Open valve or close valve time by
The practical pH value that PH detection meter 171 detects determines that specific value is not specifically limited herein.Pass through PLC controller simultaneously
The movement of the second control valve 177 is controlled, since the second control valve 177 is adjustment type two position two-way valve, therefore can any adjusting spool
Aperture, by the way that the upper limit and lower limit parameter of pH value is arranged, to open the second control valve 177 to reach accurate control acid solution
Or the purpose of aqueous slkali, and then accurately control the pH value in reactor tank 190.
Referring to Fig. 3, high-order delivery pipe 131 is provided with PH detection spray head 160, PH detection spray far from one end of dynamoelectric switching valve
First 160 are electrically connected with PLC controller, for acquiring the pH value into the solution of elevated dosing vessel 150 and being transferred to PLC control
Device.
It includes nozzle 161, PH probe 163 and PH display meter 165 that PH, which detects spray head 160, and the setting of nozzle 161 is high-order defeated
Send pipe 131 far from one end of dynamoelectric switching valve, PH probe 163 protrudes into nozzle 161 and is electrically connected with PLC controller, PH display meter
165 are arranged in high-order delivery pipe 131 and are electrically connected with PH probe 163.
In the present embodiment, PH display meter 165 is liquid crystal display meter, can be shown molten in penetrating elevated dosing vessel 150
The pH value of liquid, is checked for operator, avoids the occurrence of the case where accidentally adding.
In the present embodiment, high-order delivery pipe 131 is additionally provided with cleaning formed punch 167 far from one end of dynamoelectric switching valve, clearly
It washes formed punch 167 and PH detection spray head 160 is oppositely arranged and is circumscribed with cleaning water pipe, for rinsing PH detection spray head 160.Specifically
Ground, cleaning formed punch 167 are oppositely arranged with nozzle 161, and external water pipe simultaneously has booster pump, when acid-base solution is alternately put into a high position
When measuring tank 150, in alternately gap by cleaning 167 flooding nozzle 161 of formed punch, the acid solution or aqueous slkali of attachment are washed off.
In the present embodiment, the bottom of elevated dosing vessel 150 is additionally provided with extraction raffinate delivery pipe, and extraction raffinate delivery pipe and processing are arranged
Put pipe connection.
In actual treatment, when acid-base solution alternately injection elevated dosing vessel 150, it is right by cleaning formed punch 167 to need
Nozzle 161 is rinsed, and the cleaning solution injection elevated dosing vessel 150 after flushing is simultaneously discharged by extraction raffinate delivery pipe, and acid is being added
When solution or aqueous slkali, extraction raffinate delivery pipe is in close state, and acid solution or aqueous slkali is avoided to enter extraction raffinate delivery pipe.
Referring to fig. 4, rabbling mechanism 191 is provided in reactor tank 190, rabbling mechanism 191 is electrically connected with PLC controller, is used
Waste liquid in stirred tank 190.In actual treatment, when in elevated dosing vessel 150 acid solution or aqueous slkali enter
When reactor tank 190, PLC controller controls rabbling mechanism 191 and works, and the mixed solution in reactor tank 190 is sufficiently stirred, so that respectively
Locating pH value can be impartial.
Rabbling mechanism 191 includes driving motor 193, agitating shaft 195 and stirring blade 197, and agitating shaft 195 is rotatably arranged on
In reactor tank 190 and protrude into reactor tank 190, one end transmission connection of driving motor 193 and agitating shaft 195, for driving stirring
Axis 195 rotates, and stirring blade 197 is arranged in reactor tank 190 and fixes with agitating shaft 195 far from one end of driving motor 193
Connection.
In conclusion a kind of waste water PH control device 100 is present embodiments provided, by the way that soda acid control mechanism 170 is arranged,
And the pH value of 171 real-time detection waste water of meter is detected by multiple PH, and the acid solution that the pH value real-time control by feeding back is passed through
Or the amount of aqueous slkali, the first control valve 175 and the second control valve 177 are acted using PLC controller, to reach essence
The really purpose of the pH value of control waste water, compared to the prior art, a kind of waste water PH control device 100 provided in this embodiment, energy
The pH value of enough accurate control waste water avoids waste water and causes larger break to environment so that the approach of the waste water finally discharged is neutral
It is bad, to protect environment.
Second embodiment
A kind of waste water treatment system is present embodiments provided, including (figure is not for waste water input duct (not shown), blow-off line
Show) and waste water PH control device 100, the wherein basic structure and principle of waste water PH control device 100 and the technical effect of generation
Identical with first embodiment, to briefly describe, the present embodiment part does not refer to place, can refer in corresponding in first embodiment
Hold.
Waste water PH control device 100 includes adjusting solution storage tank 110, hoisting mechanism 130, elevated dosing vessel 150, soda acid control
Mechanism 170 and reactor tank 190 processed adjust solution storage tank 110 and are connect with hoisting mechanism 130 by pipeline, elevated dosing vessel 150
The top of reactor tank 190 is set and is connect with hoisting mechanism 130 by pipeline, the bottom of elevated dosing vessel 150 is provided with useless
Liquid delivery pipe 151, discharging of waste liquid pipe 151 protrude into reactor tank 190, and the bottom of reactor tank 190 is provided with processing delivery pipe, processing row
Pipe is put to connect with extraneous blow-off line；Soda acid control mechanism 170 includes multiple PH detection meter 171, control valve group 173 and PLC control
Device processed, multiple PH detection meters 171 are arranged at intervals in reactor tank 190 and are electrically connected with PLC controller, for detecting reactor tank
PH value information is simultaneously transferred to PLC controller by pH value information in 190, and control valve group 173 is arranged in discharging of waste liquid pipe 151
On, PLC control.Waste water input duct is connect with reactor tank 190, for being discharged into waste water, blow-off line and place into reactor tank 190
Delivery pipe connection is managed, for treated waste water to be discharged.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of waste water PH control device, which is characterized in that including adjusting solution storage tank, hoisting mechanism, elevated dosing vessel, soda acid
Control mechanism and reactor tank, the adjusting solution storage tank are connect with the hoisting mechanism by pipeline, the elevated dosing vessel
The top of the reactor tank is set and is connect with the hoisting mechanism by pipeline, the bottom of the elevated dosing vessel is provided with
Discharging of waste liquid pipe, the discharging of waste liquid pipe protrude into the reactor tank, and the bottom of the reactor tank is provided with processing delivery pipe, described
Processing delivery pipe is connect with extraneous blow-off line；
The soda acid control mechanism includes multiple PH detection meters, control valve group and PLC controller, multiple PH detection meter intervals
It is arranged in the reactor tank and is electrically connected with the PLC controller, for detects the pH value information in the reactor tank simultaneously
The pH value information is transferred to the PLC controller, the control valve group is arranged on the discharging of waste liquid pipe, described
PLC controller is electrically connected with the control valve group and the hoisting mechanism respectively.
2. waste water PH control device according to claim 1, which is characterized in that the hoisting mechanism includes high-order delivery pipe
And elevator pump, one end of the high position delivery pipe are connect with the elevated dosing vessel, the other end of the high position delivery pipe and institute
It states and adjusts solution storage tank connection, the elevator pump setting is electrically connected in the high-order delivery pipe and with the PLC controller.
3. waste water PH control device according to claim 2, which is characterized in that the control valve group includes the first control valve
With the second control valve, first control valve and second control valve are arranged at intervals on the discharging of waste liquid pipe, and described
First control valve is electrically connected with the PLC controller with second control valve.
4. waste water PH control device according to claim 3, which is characterized in that first control valve and second control
Valve processed is motor-driven valve or pneumatic operated valve.
5. waste water PH control device according to claim 3, which is characterized in that first control valve is switching mode two
Two-port valve, second control valve are adjustment type two position two-way valve.
6. waste water PH control device according to claim 1, which is characterized in that the bottom of the elevated dosing vessel is also set up
There is extraction raffinate delivery pipe, the extraction raffinate delivery pipe is connect with the processing delivery pipe.
7. waste water PH control device according to claim 1, which is characterized in that be provided with blender in the reactor tank
Structure, the rabbling mechanism are electrically connected with the PLC controller, for stirring the waste liquid in the reactor tank.
8. waste water PH control device according to claim 7, which is characterized in that the rabbling mechanism include driving motor,
Agitating shaft and stirring blade, the agitating shaft are rotatably arranged in the reactor tank and protrude into the reactor tank, the driving electricity
One end of machine and the agitating shaft is sequentially connected, and for driving the agitating shaft to rotate, the stirring blade setting is described anti-
It answers in tank and is fixedly connected with the agitating shaft far from one end of the driving motor.
9. waste water PH control device according to claim 1, which is characterized in that each PH detection meter includes probe
With PH data gauge outfit, the reactor tank, the other end company of the PH data gauge outfit and the probe are protruded into one end of the probe
It connects.
10. a kind of waste water treatment system, which is characterized in that including waste water input duct, blow-off line and as claim 1-9 appoints
Waste water PH control device described in one, the waste water input duct are connect with the reactor tank, for into the reactor tank
It is discharged into waste water, the blow-off line is connect with the processing delivery pipe, for treated waste water to be discharged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811192152.0A CN109292943B (en) | 2018-10-12 | 2018-10-12 | Wastewater PH control device and wastewater treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811192152.0A CN109292943B (en) | 2018-10-12 | 2018-10-12 | Wastewater PH control device and wastewater treatment system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109292943A true CN109292943A (en) | 2019-02-01 |
| CN109292943B CN109292943B (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811192152.0A Active CN109292943B (en) | 2018-10-12 | 2018-10-12 | Wastewater PH control device and wastewater treatment system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110115976A (en) * | 2019-05-10 | 2019-08-13 | 连云港晶明硅胶制品有限公司 | A kind of silica gel production technology |
| CN110806468A (en) * | 2019-11-08 | 2020-02-18 | 浙江嘉科电子有限公司 | Method and system for detecting intermittent reaction sewage |
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| CN110115976A (en) * | 2019-05-10 | 2019-08-13 | 连云港晶明硅胶制品有限公司 | A kind of silica gel production technology |
| CN110806468A (en) * | 2019-11-08 | 2020-02-18 | 浙江嘉科电子有限公司 | Method and system for detecting intermittent reaction sewage |
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| CN109292943B (en) | 2022-05-10 |
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