CN206892026U - A kind of chlorine leaks logging - Google Patents
A kind of chlorine leaks logging Download PDFInfo
- Publication number
- CN206892026U CN206892026U CN201720883750.7U CN201720883750U CN206892026U CN 206892026 U CN206892026 U CN 206892026U CN 201720883750 U CN201720883750 U CN 201720883750U CN 206892026 U CN206892026 U CN 206892026U
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- chlorine
- circuit
- sensor
- electrode
- mcu
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Abstract
The utility model discloses a kind of chlorine to leak logging, installation housing including electronic component, chlorine detection means is provided with the mounting shell body, the chlorine detection means includes chlorine sensor, potentiostatic circuit, filtering and amplifying circuit, power circuit, display circuit, warning circuit, GPRS circuits and MCU, chlorine sensor passes through potentiostatic circuit respectively, filtering and amplifying circuit electrically connects with single-chip microprocessor MCU, power circuit, display circuit, warning circuit, GPRS circuits directly electrically connect with MCU, installation housing wherein end face is provided with detection mouth, detection mouth position is provided with molecular sieve, chlorine sensor is arranged in molecular sieve, chlorine sensor uses three-electrode electro Chemical chlorine sensor signal as 4Cl210, including working electrode WE, reference electrode RE and to electrode CE；The utility model efficiently solve traditional chemical field exist chlorine it is exceeded when, and sour gas be present to the noisy problem of accuracy of detection using traditional chlorine sensor detection chlorine.
Description
Technical field
It the utility model is related to chlorine detection device technical field, and in particular to a kind of chlorine leaks logging.
Background technology
Chlorine is a kind of yellow green, the toxic gas of irritant smell, is a kind of important industrial chemicals, in oil
Work industry, pharmacy, plastic pigment synthetic fiber industry, disinfect the field extensive use such as commercial paper, textile industry.But because
Casualties caused by improper use or leakage, the accident of environmental destruction occurs often, thus people also pay for this
Heavy cost.National Specification chlorine maximum permissible concentration is 1mg/m3Once long-term work is in the exceeded environment of chlorine
Intoxicating phenomenon occurs, this has had a strong impact on the health status of staff.Intoxication conditions are divided into following several.Acute poisoning:
There is mucosal irritation symptom in the lighter;There is bronchitis and Bronchopneumonia performance in moderate person;There is pulmonary edema in severe person, can send out
Raw stupor and body gram, respiratory arrest are dead.Slow poisoning:Long-term low concentration contact, can cause chronic bronchitis, bronchus to be roared
Asthma and pulmonary edema, can cause occupational acne and dental erosion.Thus effective monitoring to chlorine is simultaneously and alarm is one
The very important means for ensureing safety, the generation that it can not only prevent accident, can also discovering device in time leakage it is former
Barrier, and the sour gas directly contacted with chlorine using traditional chlorine sensor, the more detection devices of meeting cause damage, for having
The safety in production and health supervision in malicious post have the meaning of heavy people.Therefore, a kind of reliability height, the excellent honest and clean, function of price are designed
Complete chlorine detection warning device is particularly important.
The content of the invention
The technical problems to be solved in the utility model is to provide a kind of chlorine leakage logging, and the utility model effectively solves
Traditional chemical field has that chlorine is exceeded, and sour gas be present using traditional chlorine sensor detection chlorine and detection is set
Standby damage problem.
The utility model is achieved through the following technical solutions：
A kind of chlorine leaks logging, includes the installation housing of electronic component（1）, it is characterised in that：The mounting shell
Body（1）Inside it is provided with chlorine detection means（2）, the chlorine detection means（2）Including chlorine sensor, potentiostatic circuit, put
Big filter circuit, power circuit, display circuit, warning circuit, GPRS circuits and MCU, chlorine sensor pass through permanent electricity respectively
Position circuit, filtering and amplifying circuit electrically connect with MCU, and power circuit, display circuit, warning circuit, GPRS circuits are directly electric with MCU
Connection, housing is installed（1）Wherein end face is provided with detection mouth（3）, detection mouth（3）Position is provided with molecular sieve（31）, chlorine
Sensor is arranged at molecular sieve（31）Interior, chlorine sensor uses three-electrode electro Chemical chlorine sensor signal as 4Cl2- 10, bag
Working electrode WE, reference electrode RE are included and to electrode CE.
The further Technological improvement plan of the utility model is：
The potentiostatic circuit working method arrives to obtain suitable control source by slide rheostat R3 regulation resistances
U1 in-phase input end, last chlorine sensor reference electrode RE voltage are changed into constant voltage by U1 and are added to chlorine sensor
To on electrode CE, control setting current potential makes voltages keep constant, and U1 uses model LM258 operation amplifier circuits.
The further Technological improvement plan of the utility model is：
The filtering and amplifying circuit working method flows through R6 for negative electricity caused by the working electrode WE of chlorine sensor and become
Entering U2 inverting input after negative voltage, resistance R7, R8 and R9 form amplifying circuit, and electric capacity C7 forms low-pass filter circuit,
U3 is then that a voltage follower is advantageous to the buffering of signal with isolating, and U2, U3 are using model LM358 operational amplifiers electricity
Road.
The further Technological improvement plan of the utility model is：
The chlorine detection means（2）Also include Temperature Humidity Sensor, Temperature Humidity Sensor uses model DHT11, temperature
The DATA ports of humidity sensor are attached directly on MCU pin.
The further Technological improvement plan of the utility model is：
The MCU uses model STM32F103ZET6 single-chip microcomputers as core；Power circuit uses model AMS1117-3.3
Voltage stabilizing chip design 3.3V power supplys；Display circuit uses LED display module；Warning circuit uses passive buzzer；GPRS electricity
Road uses ATK-SIM800C GPRS modules.
The utility model compared with prior art, has following obvious advantage：
First, the utility model MCU main control sections are its major functions using STM32F103ZET6 single-chip microcomputers as core
There are following several parts.First, realize the collection and processing for detecting live chlorine gas concentration and humiture.Second, with display circuit
The progress data that are connected are shown.3rd, if chlorine gas concentration exceed chlorine standard value and if alarm.4th, pass through control
GPRS module transmits data to storage and the remote watching that Cloud Server platform realizes data；
2nd, the utility model carries out Temperature and Humidity using Temperature Humidity Sensor, main function be by detection temperature and
Humidity information compensates to the chlorine gas concentration surveyed, so as to be advantageous to improve the precision for surveying chlorine gas concentration.
3rd, the utility model around chlorine sensor with the molecular sieve for absorbing sour gas by the way of being wrapped up
Interference gas chlorination hydrogen can be effectively eliminated, so as to improve the reliability of detection data.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is hardware structure diagram of the present utility model；
Fig. 3 is the utility model potentiostatic circuit figure；
Fig. 4 is the utility model filtering and amplifying circuit；
Fig. 5 is the utility model Temperature Humidity Sensor interface circuit figure；
Fig. 6 is the utility model warning circuit figure；
Fig. 7 is the utility model power circuit diagram.
Embodiment
Technical solution of the present utility model is sketched below in conjunction with the accompanying drawings.
As shown in Figure 1, 2, the utility model includes being provided with chlorine detection means 2 in installation housing 1, the chlorine detection
Device 2 includes chlorine sensor, potentiostatic circuit, filtering and amplifying circuit, power circuit, display circuit, warning circuit, GPRS electricity
Road and MCU, chlorine sensor are electrically connected by potentiostatic circuit, filtering and amplifying circuit with single-chip microprocessor MCU respectively, power supply electricity
Road, display circuit, warning circuit, GPRS circuits directly electrically connect with MCU, and the installation wherein end face of housing 1 is provided with detection mouth
3, the position of detection mouth 3 is provided with molecular sieve 31, and chlorine sensor is arranged in molecular sieve 31, and chlorine sensor is using three electrodes electricity
Chemical chlorine sensor signal is 4Cl2- 10, including working electrode WE, reference electrode RE and to electrode CE.
As shown in figure 3, potentiostatic circuit working method is to obtain suitable voltage by slide rheostat R3 regulation resistances
U1 in-phase input end is input to, last chlorine sensor reference electrode RE voltage is changed into constant voltage by U1 and is added to chlorine
Sensor is on electrode CE, control setting current potential makes voltages keep constant, and U1 uses model LM258 operation amplifier circuits.
As shown in figure 4, filtering and amplifying circuit working method flows through for negative electricity caused by the working electrode WE of chlorine sensor
R6 becomes the inverting input for entering U2 after negative voltage, and resistance R7, R8 and R9 form amplifying circuit, and electric capacity C7 forms LPF
Circuit, U3 are then that a voltage follower is advantageous to the buffering of signal with isolating, and U2, U3 are put using model LM358 computings
Big device circuit.
The chlorine detection means（2）Also include Temperature Humidity Sensor as shown in figure 5, Temperature Humidity Sensor uses model
DHT11, the DATA ports of Temperature Humidity Sensor are attached directly on MCU pin.
The MCU uses model STM32F103ZET6 single-chip microcomputers as core；Power circuit uses model AMS1117-3.3
Voltage stabilizing chip design 3.3V power supplys, as shown in Figure 7；Display circuit uses LED display module；Warning circuit uses passive buzzing
Device, as shown in Figure 6；GPRS circuits use ATK-SIM800C GPRS modules.
Technological means disclosed in the utility model is not limited only to the technological means disclosed in above-mentioned embodiment, also
Including being combined formed technical scheme by above technical characteristic.It should be pointed out that the ordinary skill for the art
For personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these are improved and profit
Decorations are also considered as the scope of protection of the utility model.
Claims (5)
1. a kind of chlorine leaks logging, include the installation housing of electronic component（1）, it is characterised in that：The installation housing
（1）Inside it is provided with chlorine detection means（2）, the chlorine detection means（2）Including chlorine sensor, potentiostatic circuit, amplification
Filter circuit, power circuit, display circuit, warning circuit, GPRS circuits and MCU, chlorine sensor pass through constant potential respectively
Circuit, filtering and amplifying circuit electrically connect with single-chip microprocessor MCU, power circuit, display circuit, warning circuit, GPRS circuits directly with
MCU is electrically connected, and installs housing（1）Wherein end face is provided with detection mouth（3）, detection mouth（3）Position is provided with molecular sieve（31）,
Chlorine sensor is arranged at molecular sieve（31）Interior, chlorine sensor uses three-electrode electro Chemical chlorine sensor signal as 4Cl2-
10, including working electrode WE, reference electrode RE and to electrode CE.
A kind of 2. chlorine leakage logging according to claim 1, it is characterised in that：The potentiostatic circuit working method
To obtain suitable control source to U1 in-phase input end, last chlorine sensor ginseng by slide rheostat R3 regulation resistances
Voltage than electrode RE is changed into constant voltage by U1 and is added to chlorine sensor on electrode CE, control setting current potential protects voltage
Hold constant, U1 uses model LM258 operation amplifier circuits.
A kind of 3. chlorine leakage logging according to claim 1 or 2, it is characterised in that：The filtering and amplifying circuit work
Negative electricity caused by making the working electrode WE that mode is chlorine sensor flows through the inverting input that R6 becomes to enter U2 after negative voltage,
Resistance R7, R8 and R9 form amplifying circuit, and electric capacity C7 forms low-pass filter circuit, and U3 is then that a voltage follower is advantageous to
For the buffering of signal with isolating, U2, U3 use model LM358 operation amplifier circuits.
A kind of 4. chlorine leakage logging according to claim 1 or 2, it is characterised in that：The chlorine detection means（2）
Also include Temperature Humidity Sensor, Temperature Humidity Sensor uses model DHT11, and the DATA ports of Temperature Humidity Sensor are attached directly to
On MCU pin.
A kind of 5. chlorine leakage logging according to claim 1 or 2, it is characterised in that：The MCU uses model
STM32F103ZET6 single-chip microcomputers are core；Power circuit designs 3.3V power supplys using model AMS1117-3.3 voltage stabilizing chip；
Display circuit uses LED display module；Warning circuit uses passive buzzer；GPRS circuits use ATK-SIM800C GPRS moulds
Block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720883750.7U CN206892026U (en) | 2017-07-20 | 2017-07-20 | A kind of chlorine leaks logging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720883750.7U CN206892026U (en) | 2017-07-20 | 2017-07-20 | A kind of chlorine leaks logging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206892026U true CN206892026U (en) | 2018-01-16 |
Family
ID=61296932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720883750.7U Expired - Fee Related CN206892026U (en) | 2017-07-20 | 2017-07-20 | A kind of chlorine leaks logging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206892026U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108512512A (en) * | 2018-06-27 | 2018-09-07 | 沈阳工程学院 | The online failure detector of solar energy off-network power generation |
| CN108809256A (en) * | 2018-06-27 | 2018-11-13 | 沈阳工程学院 | A kind of photovoltaic off-grid power failure intelligent checking system |
| CN109039276A (en) * | 2018-06-27 | 2018-12-18 | 沈阳工程学院 | A kind of portable on-line fault diagnosis device in photovoltaic off-grid power station |
-
2017
- 2017-07-20 CN CN201720883750.7U patent/CN206892026U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108512512A (en) * | 2018-06-27 | 2018-09-07 | 沈阳工程学院 | The online failure detector of solar energy off-network power generation |
| CN108809256A (en) * | 2018-06-27 | 2018-11-13 | 沈阳工程学院 | A kind of photovoltaic off-grid power failure intelligent checking system |
| CN109039276A (en) * | 2018-06-27 | 2018-12-18 | 沈阳工程学院 | A kind of portable on-line fault diagnosis device in photovoltaic off-grid power station |
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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: 20180116 Termination date: 20180720 |