CN206460037U - Multichannel pH measurement apparatus - Google Patents
Multichannel pH measurement apparatus Download PDFInfo
- Publication number
- CN206460037U CN206460037U CN201720072308.6U CN201720072308U CN206460037U CN 206460037 U CN206460037 U CN 206460037U CN 201720072308 U CN201720072308 U CN 201720072308U CN 206460037 U CN206460037 U CN 206460037U
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- Prior art keywords
- multichannel
- measurement apparatus
- control unit
- temperature measuring
- button
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Abstract
The utility model discloses a kind of multichannel pH measurement apparatus, including control unit, multiple pH temperature measuring circuits, AD conversion unit, button inputting circuits, push-button unit, display and power supply, control unit connects multiple pH temperature measuring circuits through AD conversion unit respectively, control unit connects push-button unit through button inputting circuits, control unit connects display, and each pH temperature measuring circuits are connected to pH measurement terminals and temperature survey terminal.The beneficial effects of the utility model are：Accuracy of detection is high, can realize the acid-base value detection in many places；Detection is simple to operate, real-time, automatic detection, and acid-base value changes in water that is directly perceived, accurately showing many places.
Description
Technical field
The utility model is related to water quality inspection technique field, and in particular to a kind of multichannel pH measurement apparatus.
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.In addition, when the place that need to be detected is more, the acid-base value to multiple places is measured, cumbersome and appearance
It is also easy to produce mistake.
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 acid-base value detection in many places.
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 be protected with control ph
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 acid-base value detection in many places can not be realized.
Utility model content
The purpose of this utility model is to provide a kind of multichannel pH measurement apparatus, examined to solve acid-base value in existing water
Survey means troublesome poeration, accuracy of detection are relatively low, can not realize the problem of acid-base value in many places is detected.
To achieve the above object, the utility model provides a kind of multichannel pH measurement apparatus, including control unit, multiple pH
Temperature measuring circuit, AD conversion unit, button inputting circuits, push-button unit, display and power supply, control unit turn through modulus
Change unit and connect multiple pH temperature measuring circuits respectively, control unit connects push-button unit, control unit through button inputting circuits
Display is connected, each pH temperature measuring circuits are connected to pH measurement terminals and temperature survey terminal.
Further, multichannel pH measurement apparatus includes five pH temperature measuring circuits.
Further, multichannel pH measurement apparatus also includes voice guard, and control unit is connected through audio communication warning circuit
Voice guard.
Further, the voice guard is buzzer.
Further, multichannel pH measurement apparatus also includes 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, multichannel pH measurement apparatus also includes being provided with push-button unit on waterproof case, waterproof case and aobvious
Show device.
The utility model has the following advantages that：
1st, multichannel pH measurement apparatus of the present utility model, accuracy of detection is high, can realize the acid-base value detection in many places.
2nd, multichannel pH measurement apparatus of the present utility model, detects simple to operate, real-time, automatic detection, directly perceived, accurate aobvious
Show that acid-base value changes in the water in many places.
Brief description of the drawings
Fig. 1 be the present embodiment in multichannel pH measurement apparatus system block diagram.
Fig. 2 be the present embodiment in multichannel pH measurement apparatus structural representation.
Fig. 3 be the present embodiment in multichannel pH measurement apparatus in pH measurement terminals and temperature survey terminal structural representation
Figure.
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 to Figure 3, the present embodiment provides a kind of multichannel pH measurement apparatus, including control unit, five pH temperature
Spend measuring circuit, AD conversion unit, button inputting circuits, display 1, push-button unit 2, power supply and waterproof case 3, waterproof cover
Push-button unit 2 and display 1 are provided with body 3.Control unit connects five pH temperature surveys electricity through AD conversion unit respectively
Road, five pH temperature measuring circuits correspond to five different pH values detection sites respectively.Control unit connects through button inputting circuits
Connect push-button unit 2, control unit connection display 1.Each pH temperature measuring circuits are connected to pH measurement terminals and temperature
Measurement terminal, specifically, being provided with 220V power line sockets 4, passage 1pH measurement terminals 5, passage 2pH in measuring circuit plate
Measurement terminal 6, passage 3pH measurement terminals 7, passage 4pH measurement terminals 8, passage 5pH measurement terminals 9, the temperature survey end of passage 1
Son 10, the temperature survey terminal 11 of passage 2, the temperature survey terminal 12 of passage 3, the temperature survey terminal 13 of passage 4 and the temperature of passage 5
Measurement terminal 14.Control unit in the present embodiment is single-chip microcomputer, and acidity-basicity sensor is through pH temperature measuring circuits by water body
Acid-base value signal is converted into voltage signal, and single-chip microcomputer is sent to by amplifying circuit, low-pass filter circuit, data acquisition module.
Temperature survey is realized the high-acruracy survey of temperature, is thought that acid-base value algorithm does temperature using electric partial pressure method and software checking book algorithm
Compensation is used.In multichannel pH measurement apparatus 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, can realize the acid-base value detection in five places.
Embodiment 2
The present embodiment in place of the difference of embodiment 1 with being, multichannel pH measurement apparatus also includes 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 and high alarm lamp, works as measurement
Low alarm lamp is bright when acid-base value is too low in water, and when measuring that acid-base value is too high in water, high alarm lamp is bright, so can be with
Intuitively give warning.
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 (9)
1. a kind of multichannel pH measurement apparatus, it is characterised in that：Multichannel pH measurement apparatus includes control unit, multiple pH temperature
Measuring circuit, AD conversion unit, button inputting circuits, push-button unit, display and power supply, control unit is through analog-to-digital conversion list
Member connects multiple pH temperature measuring circuits respectively, and control unit connects push-button unit, control unit connection through button inputting circuits
Display, each pH temperature measuring circuits are connected to pH measurement terminals and temperature survey terminal.
2. multichannel pH measurement apparatus according to claim 1, it is characterised in that：Multichannel pH measurement apparatus includes five
PH temperature measuring circuits.
3. multichannel pH measurement apparatus according to claim 1, it is characterised in that：Multichannel pH measurement apparatus also includes sound
Sound alarm, control unit connects voice guard through audio communication warning circuit.
4. multichannel pH measurement apparatus according to claim 3, it is characterised in that：The voice guard is buzzer.
5. multichannel pH measurement apparatus according to claim 1, it is characterised in that：Multichannel pH measurement apparatus also include with
The alarm lamp of control unit connection.
6. multichannel pH measurement apparatus according to claim 5, it is characterised in that：Alarm lamp includes low police instruction
Lamp and high alarm lamp.
7. multichannel pH measurement apparatus according to claim 5, it is characterised in that：The alarm lamp is LED.
8. multichannel pH measurement apparatus according to claim 1, it is characterised in that：Described control unit is single-chip microcomputer.
9. multichannel pH measurement apparatus according to claim 1, it is characterised in that：Multichannel pH measurement apparatus also includes anti-
Push-button unit and display are provided with water hull body, waterproof case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720072308.6U CN206460037U (en) | 2017-01-20 | 2017-01-20 | Multichannel pH measurement apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720072308.6U CN206460037U (en) | 2017-01-20 | 2017-01-20 | Multichannel pH measurement apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206460037U true CN206460037U (en) | 2017-09-01 |
Family
ID=59699300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720072308.6U Expired - Fee Related CN206460037U (en) | 2017-01-20 | 2017-01-20 | Multichannel pH measurement apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206460037U (en) |
-
2017
- 2017-01-20 CN CN201720072308.6U patent/CN206460037U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20170901 Termination date: 20200120 |