CN206618743U - Industrial online PH controllers - Google Patents
Industrial online PH controllers Download PDFInfo
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- CN206618743U CN206618743U CN201720072309.0U CN201720072309U CN206618743U CN 206618743 U CN206618743 U CN 206618743U CN 201720072309 U CN201720072309 U CN 201720072309U CN 206618743 U CN206618743 U CN 206618743U
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Abstract
The utility model discloses a kind of online PH controllers of industry, including control unit, data acquisition module, acidity-basicity sensor, temperature sensor and push-button unit, control unit is connected to pH measurement circuit through data acquisition module, temperature measuring circuit and button inputting circuits, pH measurement circuit connects acidity-basicity sensor, temperature measuring circuit connects temperature sensor, button inputting circuits connect push-button unit, control unit is connected to alarm relay circuit, current output circuit, Digital communication circuit and display, alarm relay circuit connects relay.The beneficial effects of the utility model are：Compact conformation, simple to operate, accuracy of detection is high, and acid-base value changes in directly perceived, accurate display water, is easy to research staff to carry out secondary development on this product.
Description
Technical field
The utility model is related to water quality inspection technique field, and in particular to a kind of online PH controllers of industry.
Background technology
Influenceed at present by blowdown enterprise, the acid-base value of part water body is exceeded, has had a strong impact on the mankind and has normally given birth to
Living, production.Such as, peasant is during breed in stew, because not will appreciate that growth of the acid-base value in water body if appropriate for fishes and shrimps,
When the acid-base value in water body is too high or too low, or even fishes and shrimps mortality can be made, cause more economic loss.Trace it to its cause
Being that water body is contaminated causes acid-base value to change and fail to be found in time.The measurement to acid-base value in water body was all by people in the past
Work is sampled, and goes to laboratory to carry out chemical analysis, cumbersome, measurement period is long, it is impossible to accurate to find that acid-base value changes in water body in real time
Situation.
Publication No. CN104655814A Chinese patent literature discloses a kind of tap water pipe network PH automatic monitoring systems,
Including being provided with PH detectors and remote monitoring center on main pipeline, in addition to main pipeline, described PH detectors include shell,
PH sensors, single-chip microcomputer, display device, alarm, GPRS module；The water side of described main pipeline is sealedly connected with outlet pipe
The seam crossing of road one and outlet conduit two, described outlet conduit one and outlet conduit two and main pipeline is respectively equipped with electrically operated valve
One and electrically operated valve two, described electrically operated valve one and electrically operated valve two respectively with monolithic mechatronics.The skill of patent document
While art scheme can carry out detection pH value to water, the water after survey is classified, when the acid-base property of the water of inflow is too strong just
Reflux line can be entered, reflow treatment is carried out, the water of soda acid sexual balance is fed directly to next stage, it is effective to save and utilize
Water resource, but its accuracy of detection is relatively low, can not realize the secondary development of product.
Publication No. CN204417193U Chinese patent literature discloses a kind of sewage disposal dress with PH sensors
Put, including adjusting means, medicine mixing device, reaction unit, described adjusting means, medicine mixing device and reaction unit it
Between be sequentially connected by pipeline, the side of adjusting means is provided with water inlet, and the side of reaction unit is provided with delivery port.Described adds
PH sensors and automaton are provided with medicine mixing arrangement.The technical scheme of patent document can control pH value, protect
Demonstrate,prove the effect of acid-base neutralization, in favor of the operation of subsequent technique, effectively carry out sewage disposal, but its accuracy of detection also compared with
It is low, the secondary development of product can not be realized.
Utility model content
The purpose of this utility model is to provide a kind of industry online PH controllers, examined to solve acid-base value in existing water
Survey means troublesome poeration, accuracy of detection are relatively low, the problem of can not realize the secondary development of product.
To achieve the above object, the utility model provides a kind of industry online PH controllers, including control unit, data are adopted
Collect module, acidity-basicity sensor, temperature sensor and push-button unit, control unit is connected to soda acid through data acquisition module
Spend measuring circuit, temperature measuring circuit and button inputting circuits, pH measurement circuit connection acidity-basicity sensor, temperature survey
Circuit connect temperature sensor, button inputting circuits connection push-button unit, control unit be connected to alarm relay circuit,
Current output circuit, Digital communication circuit and display, alarm relay circuit connection relay.
Further, the online PH controllers of industry also include voice guard, and control unit is connected through audio communication warning circuit
Voice guard.
Further, the voice guard is buzzer.
Further, the online PH controllers of industry also include the alarm lamp being connected with control unit.
Further, alarm lamp includes low alarm lamp and high alarm lamp.
Further, the alarm lamp is LED.
Further, described control unit is single-chip microcomputer.
Further, the temperature sensor is thermistor.
Further, control unit connects current output circuit and Digital communication circuit through photoelectric coupling circuit.
Further, the online PH controllers of industry also include measuring circuit plate, power supply circuit board and display circuit board, measurement
The circuit board being provided with circuit board, power supply circuit board and display circuit board in circuit board plug terminal, measuring circuit plate connects
Circuit board plug terminal on insertion terminal and display circuit board is connected through double looper, and the circuit board on power supply circuit board patches end
Circuit board plug terminal on son and display circuit board is connected through double looper.
The utility model has the following advantages that：
1st, the online PH controllers of industry of the present utility model, accuracy of detection is high, is easy to research staff to be carried out on this product
Secondary development.
2nd, the online PH controllers of industry of the present utility model, detect simple to operate, real-time, automatic detection, directly perceived, accurate aobvious
Show that acid-base value changes in water.
3rd, the online PH controllers of industry of the present utility model, between measuring circuit plate, power supply circuit board and display circuit board
Realize easy to disassemble in the connection and signal connection in structure, more compact structure, debugging maintenance process and change.
Brief description of the drawings
Fig. 1 is the system block diagram of the online PH controllers of industry in the present embodiment.
Fig. 2 is the structural representation of the online PH controllers of industry in the present embodiment.
Embodiment
Following examples are used to illustrate the utility model, but are not limited to scope of the present utility model.
Embodiment 1
As shown in Figure 1 and Figure 2, the present embodiment provides a kind of industry online PH controllers, including control unit, data acquisition
The circuit components such as module, acidity-basicity sensor, temperature sensor and push-button unit 6.Control unit in the present embodiment is single
Piece machine, temperature sensor is thermistor.Single-chip microcomputer is connected to pH measurement circuit, temperature through data acquisition module and surveyed
Measure circuit and button inputting circuits, pH measurement circuit connection acidity-basicity sensor, temperature measuring circuit connection TEMP
Device, button inputting circuits connection push-button unit 6, single-chip microcomputer is connected to alarm relay circuit and display 5, single-chip microcomputer warp
Photoelectric coupling circuit connects current output circuit and Digital communication circuit, alarm relay circuit connection relay.Acid-base value is passed
Acid-base value signal in water body is converted into voltage signal by sensor through pH measurement circuit, by amplifying circuit, LPF electricity
Road, data acquisition module are sent to single-chip microcomputer.Temperature measuring circuit realizes temperature using electric partial pressure method and software checking book algorithm
High-acruracy survey, thinks that acid-base value algorithm does temperature-compensating use.Display 5 shows that 128*64 dot matrix are differentiated using Chinese word library
Rate is high, and chinese disply interface is visual and understandable, without checking that specification can just realize the parameter setting of instrument, realizes to detection
Directly perceived, the accurate display of data.Push-button unit 6 includes four buttons, and from left to right first is to exit button, and second is a left side
Right selection key, the 3rd is selection key up and down, and the 4th, to confirm button, is realized that keypress function is answered by software programming
With, it is convenient to omit multiple buttons, save panel space.Current output circuit, single-chip microcomputer exports one by DA chips to be become
Change 0.4V-2.0V voltage signal, then realize by Voltage-current conversion circuit 4-20MA output, to open to research staff is secondary
Hair is used.When monolithic machine testing data reach setting value, single-chip microcomputer is through alarm relay circuit trigger relay action drives
Load, to be used to research staff's secondary development.Online PH controllers of industry in the present embodiment can through Digital communication circuit with
Remote terminal is connected, and is realized MODBUS RTU communications protocol by software programming, is realized telecommunication and monitoring.
In the online PH controllers of industry in the present embodiment, simple to operate, real-time, automatic detection, directly perceived, accurate display water
Acid-base value changes, and accuracy of detection is high, is easy to research staff to carry out secondary development on this product.
Embodiment 2
The present embodiment in place of the difference of embodiment 1 with being, the online PH controllers of industry also include voice guard and report
Alert indicator lamp, single-chip microcomputer connects voice guard, single-chip microcomputer connection alarm lamp through audio communication warning circuit.In the present embodiment
Voice guard is buzzer, when detecting that acid-base value is exceeded, and single-chip microcomputer control buzzer warning, alarm sound is loud, clear.
Alarm lamp in the present embodiment is LED, and alarm lamp includes low alarm lamp 41 and high alarm lamp 42, when
Measure low alarm lamp 41 when acid-base value is too low in water bright, high alarm lamp 42 is bright when acid-base value is too high in measurement water,
It so can intuitively give warning.
Embodiment 3
The present embodiment in place of the difference of embodiment 1 with being, the online PH controllers of industry also include measuring circuit plate 1, electricity
Circuit board is provided with source circuit plate 2 and display circuit board 3, measuring circuit plate 1, power supply circuit board 2 and display circuit board 3 to connect
The circuit board plug terminal on circuit board plug terminal and display circuit board 3 in insertion terminal, measuring circuit plate 1 is through double looper
The circuit board plug terminal on circuit board plug terminal and display circuit board 3 on connection, power supply circuit board 2 connects through double looper
Connect.The dual link in structure and on signal is realized between measuring circuit plate 1, power supply circuit board 2 and display circuit board 3, structure is more
It is compact, easy to disassemble in debugging maintenance process and replacing.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, the these modifications or improvements on the basis of without departing from the utility model spirit, belonging to the utility model will
Seek the scope of protection.
Claims (10)
1. a kind of online PH controllers of industry, it is characterised in that：Industrial online PH controllers include control unit, data acquisition module
Block, acidity-basicity sensor, temperature sensor and push-button unit, control unit are connected to acid-base value through data acquisition module and surveyed
Measure circuit, temperature measuring circuit and button inputting circuits, pH measurement circuit connection acidity-basicity sensor, temperature measuring circuit
Temperature sensor is connected, button inputting circuits connection push-button unit, control unit is connected to alarm relay circuit, electric current
Output circuit, Digital communication circuit and display, alarm relay circuit connection relay.
2. the online PH controllers of industry according to claim 1, it is characterised in that：Industrial online PH controllers also include sound
Sound alarm, control unit connects voice guard through audio communication warning circuit.
3. the online PH controllers of industry according to claim 2, it is characterised in that：The voice guard is buzzer.
4. the online PH controllers of industry according to claim 1, it is characterised in that：Industrial online PH controllers also include with
The alarm lamp of control unit connection.
5. the online PH controllers of industry according to claim 4, it is characterised in that：Alarm lamp includes low police instruction
Lamp and high alarm lamp.
6. the online PH controllers of industry according to claim 4, it is characterised in that：The alarm lamp is LED.
7. the online PH controllers of industry according to claim 1, it is characterised in that：Described control unit is single-chip microcomputer.
8. the online PH controllers of industry according to claim 1, it is characterised in that：The temperature sensor is temperature-sensitive electricity
Resistance.
9. the online PH controllers of industry according to claim 1, it is characterised in that：Control unit connects through photoelectric coupling circuit
Connect current output circuit and Digital communication circuit.
10. the online PH controllers of industry according to claim 1, it is characterised in that：Industrial online PH controllers also include
It is provided with measuring circuit plate, power supply circuit board and display circuit board, measuring circuit plate, power supply circuit board and display circuit board
Circuit board plug terminal on circuit board plug terminal and display circuit board in circuit board plug terminal, measuring circuit plate is through double
The circuit board plug terminal on the circuit board plug terminal and display circuit board on looper connection, power supply circuit board is arranged through double curved
Pin is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720072309.0U CN206618743U (en) | 2017-01-20 | 2017-01-20 | Industrial online PH controllers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720072309.0U CN206618743U (en) | 2017-01-20 | 2017-01-20 | Industrial online PH controllers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206618743U true CN206618743U (en) | 2017-11-07 |
Family
ID=60230289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720072309.0U Active CN206618743U (en) | 2017-01-20 | 2017-01-20 | Industrial online PH controllers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206618743U (en) |
-
2017
- 2017-01-20 CN CN201720072309.0U patent/CN206618743U/en active Active
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