CN206450290U - Heat pump water box condensate tank of dehumidifier - Google Patents
Heat pump water box condensate tank of dehumidifier Download PDFInfo
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- CN206450290U CN206450290U CN201720097091.4U CN201720097091U CN206450290U CN 206450290 U CN206450290 U CN 206450290U CN 201720097091 U CN201720097091 U CN 201720097091U CN 206450290 U CN206450290 U CN 206450290U
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- resistance
- electronic circuit
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- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The utility model discloses a kind of heat pump water box condensate tank of dehumidifier, including transmitting terminal electronic circuit and receiving terminal electronic circuit；Transmitting terminal electronic circuit includes NPN type triode, power supply, control end, first resistor, second resistance, 3rd resistor and signal output part, the base stage of NPN type triode is electrically connected by first resistor with control end, the colelctor electrode of NPN type triode is electrically connected with power supply, and the emitter stage of NPN type triode is electrically connected by 3rd resistor with signal output part；Receiving terminal electronic circuit includes signal input part, the 4th resistance, the 5th resistance, thermistor, voltage-regulator diode, the 6th resistance, electric capacity and AD inputs, the signal input part, the 4th resistance, the 5th resistance and AD inputs are sequentially connected in series and use the utility model, simple in construction, simple installation, detection sensitivity are high, water level detecting can be effectively realized, the formation of incrustation scale is prevented.
Description
Technical field
The utility model is related to electronic technology field, more particularly to a kind of heat pump water box condensate tank of dehumidifier.
Background technology
Heat-pump hot-water engineering unit storage hot water is all equipped with a hot water water storage box in user's roof.
Water storage box is generally metal material manufacture, is had unavoidably by the possibility being struck by lightning in thunderstorm season, so leaning on water
The liquid level Acquisition Circuit of this property of energy electric conductivity must must consider problem of lightning, and water tank is produced by when being struck by lightning inside water tank
High voltage the possibility smashed can be caused to circuit board.
Meanwhile, directly carrying out electrical signal detection to water must consider, can make to be placed on the metal inside water tank when being electrified for a long time
Conductive probe produces scale formation.
In addition, different local water quality is also different, the conductive capability of water also has difference, and these difference can be visited to water level
Survey is impacted, once detection mistake will result in master controller not moisturizing or moisturizing is overflowed.
The content of the invention
Technical problem to be solved in the utility model is that there is provided a kind of simple in construction, simple installation, detection sensitivity
High heat pump water box condensate tank of dehumidifier, can effectively realize water level detecting.
In order to solve the above-mentioned technical problem, the utility model provides a kind of heat pump water box condensate tank of dehumidifier, including hair
Sending end electronic circuit and receiving terminal electronic circuit；
The transmitting terminal electronic circuit include NPN type triode, power supply, control end, first resistor, second resistance,
3rd resistor and signal output part, the base stage of the NPN type triode are electrically connected by first resistor with control end, the NPN
The colelctor electrode of type triode is electrically connected with power supply, and the emitter stage of the NPN type triode is defeated with signal by 3rd resistor
Go out end electrical connection；
The receiving terminal electronic circuit includes signal input part, the 4th resistance, the 5th resistance, thermistor, the pole of voltage stabilizing two
Pipe, the 6th resistance, electric capacity and AD inputs, the signal input part, the 4th resistance, the 5th resistance and AD inputs are gone here and there successively
Connect, an end of the thermistor is connected between signal input part and the 4th resistance, and the other end of the thermistor passes through electricity
Appearance is electrically connected with AD inputs, and the negative pole of the voltage-regulator diode is connected between the 4th resistance and the 5th resistance, the voltage stabilizing two
The positive pole of pole pipe is electrically connected by electric capacity with AD inputs, an end of the 6th resistance be connected to five resistance and AD inputs it
Between, the other end of the 6th resistance is electrically connected by electric capacity with AD inputs.
As the improvement of such scheme, the transmitting terminal electronic circuit also includes diode, and the diode is located at the 3rd
Between resistance and signal output part.
As the improvement of such scheme, the signal input part is that signal inputs copper cash, and the signal output part is respectively
Signal output copper cash.
As the improvement of such scheme, the signal input copper cash and signal output copper cash outer wall are coated with insulating barrier.
Implement the beneficial effects of the utility model to be：
Transmitting terminal electronic circuit is combined by the utility model with receiving terminal electronic circuit, wherein, pass through transmitting terminal electronics
Diode in circuit effectively prevents the high voltage of thunderbolt from causing smashing for electronic component into transmitting terminal electronic circuit, by connecing
Thermistor in receiving end electronic circuit has carried out circuit to thunderbolt and has flowed to one-way clamp.
Meanwhile, believe as long as the utility model is periodically sent by transmitting terminal electronic circuit interval to receiving terminal electronic circuit
Number detection can just obtain water level information, using moment acquisition method, can effectively prevent from being electrified for a long time institute to metal detection probe
State fouling and the Corrosion Status of generation.
In addition, core of the present utility model is the collection of voltage signal, therefore it can effectively solve the conductive capability of water quality and ask
Topic, detection sensitivity is high, and fine guarantee is provided for water level detecting.
Correspondingly, the utility model directly draw two belt leathers metal wire be placed on water tank can just complete installation, utilize member
Gas part is few, and low cost, service life is long, simple installation.
Brief description of the drawings
Fig. 1 is the first embodiment circuit diagram of the utility model heat pump water box condensate tank of dehumidifier；
Fig. 2 is the second embodiment circuit diagram of the utility model heat pump water box condensate tank of dehumidifier；
Fig. 3 is the structural representation of signal output part and signal input part in the utility model heat pump water box condensate tank of dehumidifier
Figure.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type is described in further detail.Only this is stated, the up, down, left, right, before and after of the invention that occurs in the text or will appear from,
The orientation such as inside and outside word, only on the basis of the accompanying drawing of the present invention, it is not the specific restriction to the present invention.
Referring to Fig. 1, Fig. 1 shows the first embodiment of the utility model heat pump water box condensate tank of dehumidifier, and it includes hair
Sending end electronic circuit and receiving terminal electronic circuit, wherein：
The transmitting terminal electronic circuit includes NPN type triode Q1, power supply+5V, control end MCU-Control, the
One resistance R1, second resistance R2,3rd resistor R3 and signal output part P1, the base stage of the NPN type triode Q1 pass through first
Resistance R1 is electrically connected with control end MCU-Control, and the colelctor electrode of the NPN type triode Q1 is electrically connected with power supply+5V,
The emitter stage of the NPN type triode Q1 is electrically connected by 3rd resistor R3 with signal output part P1.
The receiving terminal electronic circuit include signal input part P2, the 4th resistance R4, the 5th resistance R5, thermistor RV1,
Voltage-regulator diode TVS1, the 6th resistance R6, electric capacity C1 and AD input MCU-AD, the signal input part P2, the 4th resistance R4,
5th resistance R5 and AD input MCU-AD is sequentially connected in series, and an end of the thermistor RV1 is connected to signal input part P2 and
Between four resistance R4, the other end of the thermistor RV1 is electrically connected by electric capacity C1 with AD inputs MCU-AD, the voltage stabilizing
Diode TVS1 negative pole is connected between the 4th resistance R4 and the 5th resistance R5, and the positive pole of the voltage-regulator diode TVS1 passes through electricity
Hold C1 to electrically connect with AD inputs MCU-AD, an end of the 6th resistance R6 be connected to five resistance and AD inputs MCU-AD it
Between, the other end of the 6th resistance R6 is electrically connected by electric capacity C1 with AD inputs MCU-AD.
It should be noted that the thermistor RV1 in receiving terminal electronic circuit can be carried out to the high voltage that thunderbolt is introduced
470V voltage clampings, because water is with resistance, thunderbolt can not possibly directly get to signal input part P2, so signal is defeated
Enter to hold the voltage instantaneous power imported on P2 can be shorted to ground wire by thermistor RV1 very well；Meanwhile, thermistor RV1 makes
With 5.0A voltage limiting value, AD inputs can be played a protective role；In addition, the 4th resistance R4 serves the effect of current limliting, energy
Voltage-regulator diode TVS1 below is protected very well.
During work, control end MCU-Control exports 2 milliseconds of high level, installed in the signal output of cistern bottommost
4V high voltage occurs on the P1 of end, now, if signal input part P2 is contacted with water, AD inputs MCU-AD then occurs
High level.Therefore, only water level situation need to can then be obtained by gathering AD inputs MCU-AD level condition.
Further, multiple liquid levels are if desired detected, then only need to connect multiple receiving terminal electronic circuits, flexibility,
Strong applicability.
Referring to Fig. 2, Fig. 2 shows the utility model heat pump water box condensate tank of dehumidifier second embodiment, and shown in Fig. 1
Unlike first embodiment, transmitting terminal electronic circuit described in the present embodiment is also set including diode D1, the diode D1
Between 3rd resistor R3 and signal output part P1.
It should be noted that the diode D1 can effectively prevent the high voltage of thunderbolt from being caused into transmitting terminal electronic circuit
Electronic component is smashed.
As shown in figure 3, the signal input part P2, which is signal, inputs copper cash, the signal output part P1 is respectively that signal is defeated
Go out copper cash.Further, the signal input copper cash and signal output copper cash outer wall are coated with insulating barrier.
As long as it should be noted that the utility model by transmitting terminal electronic circuit interval periodically to receiving terminal electric wire
Road, which sends signal detection, can just obtain water level information, therefore, can produce electrochemical reaction to copper cash in the absence of being electrified for a long time, make
Into it is naked enter copper cash scale formation in water.
From the foregoing, it will be observed that transmitting terminal electronic circuit is combined by the utility model with receiving terminal electronic circuit, pass through transmitting terminal
Diode D1 in electronic circuit effectively prevents the high voltage of thunderbolt from causing smashing for electronic component into transmitting terminal electronic circuit,
Circuit has been carried out to thunderbolt by the thermistor RV1 in receiving terminal electronic circuit and has flowed to one-way clamp；Meanwhile, the utility model
Believe as long as periodically sending signal detection to receiving terminal electronic circuit by transmitting terminal electronic circuit interval and can just obtain water level
Breath, using moment acquisition method, can effectively prevent from popping one's head in metal detection is electrified for a long time fouling and the Corrosion Status of the generation；
In addition, core of the present utility model is the collection of voltage signal, therefore it can effectively solve the problems, such as the conductive capability of water quality, detection spirit
Sensitivity is high, and fine guarantee is provided for water level detecting.Correspondingly, the utility model directly draws the metal wires of two belt leathers and is placed on water
Case can just complete to install, and few using vigour part, low cost, service life is long, simple installation.
Described above is preferred embodiment of the present utility model, it is noted that for the ordinary skill of the art
For personnel, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications
It is considered as protection domain of the present utility model.
Claims (4)
1. a kind of heat pump water box condensate tank of dehumidifier, it is characterised in that including transmitting terminal electronic circuit and receiving terminal electronic circuit；
The transmitting terminal electronic circuit includes NPN type triode, power supply, control end, first resistor, second resistance, the 3rd
Resistance and signal output part, the base stage of the NPN type triode are electrically connected by first resistor with control end, the NPN type three
The colelctor electrode of pole pipe is electrically connected with power supply, and the emitter stage of the NPN type triode passes through 3rd resistor and signal output part
Electrical connection；
The receiving terminal electronic circuit includes signal input part, the 4th resistance, the 5th resistance, thermistor, voltage-regulator diode, the
Six resistance, electric capacity and AD inputs, the signal input part, the 4th resistance, the 5th resistance and AD inputs are sequentially connected in series, described
One end of thermistor is connected between signal input part and the 4th resistance, and the other end of the thermistor is defeated with AD by electric capacity
Enter end electrical connection, the negative pole of the voltage-regulator diode is connected between the 4th resistance and the 5th resistance, and the voltage-regulator diode is just
Pole is electrically connected by electric capacity with AD inputs, and an end of the 6th resistance is connected between five resistance and AD inputs, and described
The other end of six resistance is electrically connected by electric capacity with AD inputs.
2. heat pump water box condensate tank of dehumidifier as claimed in claim 1, it is characterised in that the transmitting terminal electronic circuit is also wrapped
Diode is included, the diode is located between 3rd resistor and signal output part.
3. heat pump water box condensate tank of dehumidifier as claimed in claim 1, it is characterised in that the signal input part is that signal is defeated
Enter copper cash, the signal output part is respectively signal output copper cash.
4. heat pump water box condensate tank of dehumidifier as claimed in claim 3, it is characterised in that the signal input copper cash and signal
Output copper cash outer wall is coated with insulating barrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720097091.4U CN206450290U (en) | 2017-01-25 | 2017-01-25 | Heat pump water box condensate tank of dehumidifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720097091.4U CN206450290U (en) | 2017-01-25 | 2017-01-25 | Heat pump water box condensate tank of dehumidifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206450290U true CN206450290U (en) | 2017-08-29 |
Family
ID=59668254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720097091.4U Expired - Fee Related CN206450290U (en) | 2017-01-25 | 2017-01-25 | Heat pump water box condensate tank of dehumidifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206450290U (en) |
-
2017
- 2017-01-25 CN CN201720097091.4U patent/CN206450290U/en not_active Expired - Fee Related
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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: 20170829 Termination date: 20200125 |