CN207020547U - A kind of new dissolved oxygen meter for possessing voltage and current detecting and energy abnormal alarm - Google Patents
A kind of new dissolved oxygen meter for possessing voltage and current detecting and energy abnormal alarm Download PDFInfo
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- CN207020547U CN207020547U CN201720934118.0U CN201720934118U CN207020547U CN 207020547 U CN207020547 U CN 207020547U CN 201720934118 U CN201720934118 U CN 201720934118U CN 207020547 U CN207020547 U CN 207020547U
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Abstract
The utility model discloses a kind of new dissolved oxygen meter for possessing voltage and current detecting and energy abnormal alarm, including primary processor, dissolved oxygen sensor, signal amplification circuit, voltage detection module, current detection module, wireless telecommunications module, analog to digital conversion circuit, aerator control unit, alarm module, clock module, power module etc.；The utility model passes through the voltage and current detecting to aerator current supply circuit, current supply circuit exception can be found in time and is alarmed, after measuring and analyzing Dissolved Oxygen in Water Indexes Abnormality, the outside aerator that may insure to automatically control startup being capable of normal work, prevent unnecessary economic loss caused by power supply or equipment fault, it is also possible to situations such as timely processing aerator overloads, extends the service life of aerator.
Description
Technical field
It the utility model is related to dissolved oxygen meter technical field, more particularly to a kind of new possess voltage and current detecting and energy
The dissolved oxygen meter of abnormal alarm.
Background technology
It is extremely important to the dynamic detection of the dissolved oxygen parameter index of breeding water body in aquaculture field, can be timely
It was found that water body dissolved oxygen is abnormal, and manually or automatically opens the equipment such as aerator and carry out water oxygenation immediately, can avoid because water body is molten
The deficiency of solution oxygen causes the dead tragic situation of aquatic animal high-volume.
The dissolved oxygen meter that traditional dissolved oxygen meter, particularly aquaculture field use, substantially with reference to dissolved oxygen sensor
Use, when detecting that Dissolved Oxygen in Water is relatively low, or setting regular time section, automatically by the closure of onboard relay
（Or disconnect）, opened to control（Or close）Outside aerator is started working.Connection is in use, the onboard relay of dissolved oxygen meter equipment
Device is usually to connect A.C. contactor, and A.C. contactor reconnects the aerator of various models, and usual during externally fed inlet wire
It is that first one air switch of connection, air switch reconnect the A.C. contactor.
These above-mentioned traditional dissolved oxygen meters, simply simply by controlling an onboard relay to realize output control,
The curtage of aerator power supply circuit is not detected, if the air switch or the A.C. contactor go out
When now abnormal（Such as power down, tripping operation, under-voltage, phase shortage or off zero etc.）, the aerator that connects below just without work or work not
Normally, if without finding in time, especially the Dissolved Oxygen in Water universal relatively low time after midnight, culture pond reclaimed water may be caused lively
The mortality of thing, cause huge economic loss.And traditional this abnormal conditions of dissolved oxygen meter None- identified.
If the simple current detecting for being powered loop is also inadequate, current detecting may include there is short-circuit electricity
The detection of stream, overload current and residual current, the aerator connected below to protection has effect, but can not identify above-mentioned institute completely
Situations such as the under-voltage of description, phase shortage.
Utility model content
The utility model makes improvement for above-mentioned technical problem, i.e. technical problem to be solved in the utility model is to carry
For it is a kind of possess ac circuit voltage detecting and current detecting and can be abnormal when the novel intelligent dissolved oxygen meter alarmed.
In order to solve the above-mentioned technical problem, a kind of technical scheme of the present utility model is：
A kind of new dissolved oxygen meter for possessing voltage and current detecting and energy abnormal alarm, including primary processor, dissolved oxygen
Sensor, signal amplification circuit, voltage signal conditioning circuit, current signal conditioning circuit, voltage detection module, current detecting mould
Block, back-up source and the man-machine interaction unit being connected with the primary processor, wireless telecommunications module, analog to digital conversion circuit, oxygenation
Machine control unit, AD sample circuits, alarm module, clock module, power module.
The dissolved oxygen sensor is connected with the signal amplification circuit；The signal amplification circuit and the analog-to-digital conversion
Circuit is connected；
The voltage detection module also includes voltage transformer, and is connected with the voltage signal conditioning circuit, is used for
The alternating voltage in aerator current supply circuit is handled into output through the voltage signal conditioning circuit to the AD sample circuits to enter
Row voltage acquisition；
The current detection module also includes current transformer, and is connected with the current signal conditioning circuit, is used for
Electric current in aerator current supply circuit is handled into output through the current signal conditioning circuit and carries out electricity to the AD sample circuits
Stream collection；
The power module is respectively the primary processor, the man-machine interaction unit, the wireless telecommunications module, described
Signal amplification circuit, analog-digital conversion circuit as described, the aerator control unit, the AD sample circuits, the voltage signal
Modulate circuit, the voltage detection module, the current detection module, the current signal conditioning circuit, the alarm module,
The clock module power supply；
The back-up source is connected with the power module, during for the power module power down, substitutes the power supply mould
Block carries out power supply supply；
The man-machine interaction unit includes LCDs and key circuit, the parameter of the dissolved oxygen sensor collection
By the LCDs and the wireless telecommunications module output data after the primary processor algorithm process, by described
Alarm module is alarmed.
Compared with prior art, the utility model has the advantages that：Measure simultaneously analyzing water body dissolved oxygen index
After exception, the outside aerator of startup can be automatically controlled, and carries out the voltage and current detecting of aerator current supply circuit, can be in time
It was found that current supply circuit exception and alarming, the service life of aerator can be extended, it is crucial that cultivation risk can be effectively reduced,
Reduce economic loss unnecessary caused by power supply or equipment fault.
Brief description of the drawings
Fig. 1 is the structured flowchart of the dissolved oxygen meter of the utility model embodiment.
In Fig. 1：1- primary processors, 2- man-machine interaction units, 3- wireless telecommunications module, 4- dissolved oxygen sensors, 5- signals
Amplifying circuit, 6- analog to digital conversion circuits, 7- aerators control unit, 8-AD sample circuits, 9- voltage signal conditioning circuits, 10-
Voltage detection module, 11- current detection modules, 12- current signal conditioning circuits, 13- back-up sources, 14- power modules, 15-
Alarm module, 16- clock modules.
Embodiment
The accompanying drawing used required for embodiment will be briefly described below, it should be apparent that, it is described
Embodiment is part of the embodiment of the present utility model, and accompanying drawing is some embodiments of the utility model, common for this area
For technical staff, on the premise of not paying creative work, the accompanying drawing of other forms can also be obtained according to these accompanying drawings.
It should be noted that unless otherwise clearly defined and limited, term " connection " in the utility model description,
" connected ", " installation " should be interpreted broadly, for example, it may be being integrally connected, being fixedly connected or being detachably connected；Can be with
It is to be directly connected to by mechanical structure or electronics or be indirectly connected by intermediary.
In conjunction with accompanying drawing, the utility model embodiment is described in detail：
As shown in figure 1, a kind of new dissolved oxygen meter for possessing voltage and current detecting and energy abnormal alarm, including main process task
Device 1, dissolved oxygen sensor 4, signal amplification circuit 5, voltage signal conditioning circuit 9, current signal conditioning circuit 12, voltage detecting
Module 10, current detection module 11, back-up source 13 and the man-machine interaction unit 2 being connected with the primary processor 1, wireless telecommunications
Module 3, analog to digital conversion circuit 6, aerator control unit 7, AD sample circuits 8, alarm module 15, clock module 16, power supply mould
Block 14；
The dissolved oxygen sensor 4 is connected with the signal amplification circuit 5；The signal amplification circuit 5 and the modulus
Change-over circuit 6 is connected；
The voltage detection module 10 also includes voltage transformer, and is connected with the voltage signal conditioning circuit 9, uses
Exported in the alternating voltage in aerator current supply circuit is handled through the voltage signal conditioning circuit 9 to the AD sample circuits
8 carry out voltage acquisition；
The current detection module 11 also includes current transformer, and is connected with the current signal conditioning circuit 12,
For the electric current in aerator current supply circuit to be handled into output to the AD sample circuits 8 through the current signal conditioning circuit 9
Carry out current acquisition；
The power module 14 is respectively the primary processor 1, the man-machine interaction unit 2, the wireless telecommunications module
3rd, the signal amplification circuit 5, analog-digital conversion circuit as described 6, the aerator control unit 7, the AD sample circuits 8, institute
State voltage signal conditioning circuit 9, the voltage detection module 10, the current detection module 11, current signal conditioning electricity
Road 12, the alarm module 15, the clock module 16 are powered；
The back-up source 13 is connected with the power module 14, during for 14 power down of power module, described in replacement
Power module 14 carries out power supply supply；
The man-machine interaction unit 2 includes LCDs and key circuit, the ginseng that the dissolved oxygen sensor 4 gathers
Number, by the LCDs and the output data of wireless telecommunications module 3, passes through after the algorithm process of primary processor 1
The alarm module 15 is alarmed.
In the present embodiment, the clock module 16 provides time reference for the dissolved oxygen meter, and passes through the liquid crystal
Display screen and the key circuit carry out time calibration.
In the present embodiment, the primary processor 1 uses the microprocessor of the model STM32L152 based on ARM kernels；
One of the wireless telecommunications module uses GPRS modules, alternatively, the wireless telecommunications module can also be used
The communication module group of 3G/4G/5G/NB-IoT/eMTC standards substitutes.
In the present embodiment, the aerator control unit 7 includes relay, for connecting and controlling the oxygenation of outside
The start and stop of machine, in the current supply circuit of the aerator, it is connected with the voltage detection module 10 and the current detection module
11, for detecting the voltage and current value of current aerator current supply circuit.
In the present embodiment, the aerator is also equipped with an A.C. contactor, is connected with the aerator control unit 7.
In use, the dissolved oxygen sensor 4 is placed on the detection that Dissolved Oxygen in Water is carried out in water body to be measured, the dissolving
The small-signal that lambda sensor 4 exports is handled through the enhanced processing of signal amplification circuit 5 by analog-digital conversion circuit as described 6
Conversion, the data that the primary processor 1 gathers to analog-digital conversion circuit as described 6 analyze and process, and obtain dissolved oxygen engineering value,
Wireless data transmission is carried out in the liquid crystal display screen display, and by the wireless telecommunications module 3, the key circuit is used
Set in engineering parameter；
When the primary processor 1, which analyzes the dissolved oxygen engineering value, to transfinite or be abnormal, or meet default aerator
During the opening time of start-stop time section, the primary processor 1 is controlled to the aerator control unit 7, the aerator
Relay closure built in control unit 7, external aerator are started working.
Further, the primary processor 1 is carried out by the voltage detection module 10 and the current detection module 11
The voltage and current detecting of aerator current supply circuit, there is power down, tripping operation, under-voltage, phase shortage, off zero or current overload, electric current
During the abnormal conditions such as relatively low, alarmed by the alarm module 15, and sent by the wireless telecommunications module 3 including different
The wireless signal of normal code.
In the present embodiment, the utility model can be sent out in time by voltage and current detecting to aerator current supply circuit
Existing current supply circuit exception is simultaneously alarmed, after measuring and analyzing Dissolved Oxygen in Water Indexes Abnormality, it can be ensured that automatically control startup
Outside aerator can normal work, prevent the unnecessary economic loss caused by power supply or equipment fault, it is also possible to
Situations such as timely processing aerator overloads, extend the service life of aerator.
The utility model preferred embodiment is the foregoing is only, only to illustrate technical concepts and features of the present utility model,
Its object is to allow person skilled in the art to understand content of the present utility model and implement accordingly, but can not be with this
Limit the scope of protection of the utility model.All equivalent changes and modifications done according to present utility model application the scope of the claims, all should
Belong to the utility model covering scope.
Claims (1)
- A kind of 1. new dissolved oxygen meter for possessing voltage and current detecting and energy abnormal alarm, it is characterised in that：Including main process task Device（1）, dissolved oxygen sensor（4）, signal amplification circuit（5）, voltage signal conditioning circuit（9）, current signal conditioning circuit （12）, voltage detection module（10）, current detection module（11）, back-up source（13）And with the primary processor（1）Connection Man-machine interaction unit（2）, wireless telecommunications module（3）, analog to digital conversion circuit（6）, aerator control unit（7）, AD sample circuits （8）, alarm module（15）, clock module（16）, power module（14）；The dissolved oxygen sensor（4）With the signal amplification circuit（5）Connection；The signal amplification circuit（5）With the mould Number change-over circuit（6）It is connected；The voltage detection module（10）Also include voltage transformer, and with the voltage signal conditioning circuit（9）It is connected, uses In by the alternating voltage in aerator current supply circuit through the voltage signal conditioning circuit（9）Processing output samples electricity to the AD Road（8）Carry out voltage acquisition；The current detection module（11）Also include current transformer, and with the current signal conditioning circuit（12）It is connected, For by the electric current in aerator current supply circuit through the current signal conditioning circuit（9）Processing output is to the AD sample circuits （8）Carry out current acquisition；The power module（14）Respectively described primary processor（1）, the man-machine interaction unit（2）, the wireless telecommunications mould Group（3）, the signal amplification circuit（5）, analog-digital conversion circuit as described（6）, the aerator control unit（7）, the AD adopts Sample circuit（8）, the voltage signal conditioning circuit（9）, the voltage detection module（10）, the current detection module（11）、 The current signal conditioning circuit（12）, the alarm module（15）, the clock module（16）Power supply；The back-up source（13）With the power module（14）It is connected, for the power module（14）During power down, institute is substituted State power module（14）Carry out power supply supply；The man-machine interaction unit（2）Include LCDs and key circuit, the dissolved oxygen sensor（4）The ginseng of collection Number is through the primary processor（1）Pass through the LCDs and the wireless telecommunications module after algorithm process（3）Output data, Pass through the alarm module（15）Alarmed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720934118.0U CN207020547U (en) | 2017-07-30 | 2017-07-30 | A kind of new dissolved oxygen meter for possessing voltage and current detecting and energy abnormal alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720934118.0U CN207020547U (en) | 2017-07-30 | 2017-07-30 | A kind of new dissolved oxygen meter for possessing voltage and current detecting and energy abnormal alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207020547U true CN207020547U (en) | 2018-02-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720934118.0U Expired - Fee Related CN207020547U (en) | 2017-07-30 | 2017-07-30 | A kind of new dissolved oxygen meter for possessing voltage and current detecting and energy abnormal alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207020547U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115299400A (en) * | 2022-08-16 | 2022-11-08 | 浙江智地网络科技有限公司 | Intelligent aerator with self-checking function and online control |
-
2017
- 2017-07-30 CN CN201720934118.0U patent/CN207020547U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115299400A (en) * | 2022-08-16 | 2022-11-08 | 浙江智地网络科技有限公司 | Intelligent aerator with self-checking function and online control |
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| 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: 20180216 Termination date: 20190730 |