CN209311011U - A kind of backlight control and leak water detdction circuit based on nine layers of filter element water purification apparatus - Google Patents
A kind of backlight control and leak water detdction circuit based on nine layers of filter element water purification apparatus Download PDFInfo
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- CN209311011U CN209311011U CN201821444152.0U CN201821444152U CN209311011U CN 209311011 U CN209311011 U CN 209311011U CN 201821444152 U CN201821444152 U CN 201821444152U CN 209311011 U CN209311011 U CN 209311011U
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Abstract
The utility model relates to water purifier field, a kind of backlight control and leak water detdction circuit based on nine layers of filter element water purification apparatus, including backlight control module and leak water detdction module, the backlight control module include back light, working power and switch；The power output end of the working power is connected with the power input of back light, the back light and switch are electrically connected, the signal input part of the switch is connected with the signal output end of the master controller of nine layers of filter element water purification apparatus, and the signal output end of the leak water detdction module is connected with the signal input part of the master controller of nine layers of filter element water purification apparatus.Backlight control and leak water detdction circuit provided by the utility model based on nine layers of filter element water purification apparatus, can provide backlight in manual operation for user, can detect that water purifier with the presence or absence of leak, guarantees its normal work in time by leak water detdction circuit.
Description
Technical field
The utility model relates to water purifier field, especially a kind of backlight control and leak based on nine layers of filter element water purification apparatus
Detection circuit.
Background technique
As the industrialized step in big city is more and more intensive, water pollution phenomenon is increasingly severe, in addition to original in water
Except element, many heavy metals and radioactive element, or even rotten corpse and microbial spore containing many animals are increased,
So that unprecedented variation has occurred in water quality；Existing water quality has been unable to meet the health standards that normal person uses water, drinks pollution
Water source, seriously threaten the health of people.With the rising of consumer's economic strength and purchasing power, water purifier is from listing
It rises, becomes the object for consumers.But backlight control and leak water detdction circuit design on current existing water purifier
It is universal more complicated, it is at high cost, it is unfavorable for producing.
Utility model content
For the defects in the prior art, the utility model provide a kind of backlight control based on nine layers of filter element water purification apparatus and
Leak water detdction circuit, circuit design is simple, is conducive to production, can efficiently accomplish the detection of the control and leak to backlight.
To achieve the goals above, a kind of backlight control and leakage based on nine layers of filter element water purification apparatus provided by the utility model
Water detection circuit, including backlight control module and leak water detdction module, the backlight control module include back light, work electricity
Source and switch；The power output end of the working power is connected with the power input of back light, the back light with open
It closes and is electrically connected, the signal input part of the switch is connected with the signal output end of the master controller of nine layers of filter element water purification apparatus, institute
The signal output end for stating leak water detdction module is connected with the signal input part of the master controller of nine layers of filter element water purification apparatus.
As a kind of preferred embodiment of the application, the back light includes Light-emitting diode LED 0, described to shine
The anode of diode (LED) 0 is connected with working power, and the cathode and switch of Light-emitting diode LED 0 are electrically connected.
As described in a kind of preferred embodiment of the application switch be triode Q4, the collector of the triode Q4 with
The cathode of Light-emitting diode LED 0 is connected, and the base stage of the triode Q4 is connected with the master controller of nine layers of filter element water purification apparatus, institute
State the emitter ground connection of triode Q4.
As a kind of preferred embodiment of the application the Light-emitting diode LED 0 and the triode Q4 current collection
Resistance R12 and resistance R13 in parallel are additionally provided between pole.
Master controller as nine layers of filter element water purification apparatus described in a kind of preferred embodiment of the application is FM3316N type core
Piece, the 28th pin of the FM3316N cake core after resistance R11 with the base stage of the triode Q4 by being connected.
It is gone back between the resistance R11 and the emitter of the triode Q4 as a kind of preferred embodiment of the application
Equipped with resistance R10.
It include metal-oxide-semiconductor Q3 as leak water detdction module described in a kind of preferred embodiment of the application, the metal-oxide-semiconductor Q3's
1st end is connected after passing through resistance R7 with the 42nd pin of FM3316N cake core, the 3rd end of the metal-oxide-semiconductor Q3 and working power phase
Even, the 2nd end of the metal-oxide-semiconductor Q3 after resistance R9 with the 4th pin of TL555I cake core by being connected, the TL555I cake core
The 3rd pin be connected with the 41st pin of FM3316N cake core, the TL555I cake core the 2nd, 6 pins and interface J2
2nd end be connected, the 3rd pin of the TL555I cake core is connected with the base stage of triode Q2, the emitter of triode Q2 with connect
The 1st end of mouth J2 is connected, and the 1st end of the 7th pin interface J2 of the TL555I cake core is connected.
The beneficial effects of the utility model are: the backlight control provided by the utility model based on nine layers of filter element water purification apparatus and
Leak water detdction circuit can provide backlight in manual operation for user, can be detected in time only by leak water detdction circuit
Hydrophone whether there is leak, guarantee its normal work.
Detailed description of the invention
Fig. 1 is the frame of backlight control and leak water detdction circuit embodiments of the utility model based on nine layers of filter element water purification apparatus
Figure；
Fig. 2 is the circuit diagram of the utility model backlight control module embodiment；
Fig. 3 is the circuit diagram of the utility model leak water detdction module embodiment；
Fig. 4 is the circuit diagram of the master controller embodiment of nine layers of filter element water purification apparatus of the utility model.
Specific embodiment
Specific embodiment of the utility model is described more fully below, it should be noted that the embodiments described herein is served only for
For example, being not intended to limit the utility model.In the following description, in order to provide the thorough understanding to the utility model,
Elaborate a large amount of specific details.It will be apparent, however, to one skilled in the art that: these certain details need not be used
Section is to carry out the utility model.In other instances, in order to avoid obscuring the utility model, well known circuit is not specifically described,
Software or method.
Throughout the specification, meaning is referred to " one embodiment ", " embodiment ", " example " or " example "
: a particular feature, structure, or characteristic described in conjunction with this embodiment or example is comprised at least one implementation of the utility model
In example.Therefore, the phrase " in one embodiment " in each place appearance of the whole instruction, " in embodiment ", " one
Example " or " example " are not necessarily all referring to the same embodiment or example.Furthermore, it is possible in any suitable combination and or sub-portfolio
By specific feature, structure or characteristic combination in one or more embodiment or examples.In addition, those of ordinary skill in the art
It should be appreciated that diagram is provided to the purpose of explanation provided herein, and diagram is not necessarily drawn to scale.
As shown in Figure 1, the backlight control based on nine layers of filter element water purification apparatus proposed in the first embodiment of the utility model
System and leak water detdction circuit, including backlight control module and leak water detdction module, the backlight control module include back light,
Working power and switch；The power output end of the working power is connected with the power input of back light, the backlight light
Source and switch are electrically connected, the signal output end phase of the signal input part of the switch and the master controller of nine layers of filter element water purification apparatus
Even, the signal output end of the leak water detdction module is connected with the signal input part of the master controller of nine layers of filter element water purification apparatus.
Specifically, nine layers of filter element water purification apparatus involved in the utility model, reference can be made to open (bulletin) number:
CN106746145A, title: nine core water purifiers；Above-mentioned patent retouch in detail to the structure of nine layers of filter element water purification apparatus
It states, details are not described herein again.In addition, the backlight control circuit can be set in the bottom of the contact control module of water purifier just
In user discrimination and operation, the leak water detdction module may be implemented to be measured in real time the water leakage situation of water purifier, visit
The bottom that head is mountable to water purifier is more favorable for improving detection accuracy.
In the present embodiment, the back light includes Light-emitting diode LED 0, the Light-emitting diode LED 0 anode with
Working power is connected, and the cathode and switch of Light-emitting diode LED 0 are electrically connected.
Specifically, in other one or some implementations, it can also be according to the actual situation in order to increase backlight intensity
Multiple light emitting diodes are set, with regard to not enumerated one by one in the utility model.
As shown in Fig. 2, the switch is triode Q4, the collector of the triode Q4 and bearing for Light-emitting diode LED 0
Extremely it is connected, the base stage of the triode Q4 is connected with the master controller of nine layers of filter element water purification apparatus, the emitter of the triode Q4
Ground connection.Resistance R12 and resistance in parallel are additionally provided between the Light-emitting diode LED 0 and the collector of the triode Q4
R13.Wherein, the triode Q4 is NPN type triode.
In the present embodiment, the master controller of nine layers of filter element water purification apparatus is FM3316N cake core, the FM3316N type
28th pin of chip is connected after passing through resistance R11 with the base stage of the triode Q4.
In addition, can also be substituted using other kinds of chip in other one or some embodiments.?
In actual application process, external touch detecting apparatus is detecting user after contact control module, i.e., to nine layers of filter
The master controller uploading detection signal of core water purifier, then the master controller of nine layers of filter element water purification apparatus exports a high electric frequency triode
Q4 conducting, lumination of light emitting diode carry out backlight display to contact control module.
In the present embodiment, resistance R10 is additionally provided between the resistance R11 and the emitter of the triode Q4.
Resistance R10 ensure that inputting for the i.e. backlight display device of master controller non-output signal of nine layers of filter element water purification apparatus
When holding hanging, triode reliably ends.
As shown in figure 3, the leak water detdction module includes metal-oxide-semiconductor Q3, the 1st end of the metal-oxide-semiconductor Q3 passes through after resistance R7
It is connected with the 42nd pin of FM3316N cake core, the 3rd end of the metal-oxide-semiconductor Q3 is connected with working power, the metal-oxide-semiconductor Q3's
2nd end pass through resistance R9 after be connected with the 4th pin of TL555I cake core, the 3rd pin of the TL555I cake core with
41st pin of FM3316N cake core is connected, the TL555I cake core the 2nd, 6 pins be connected with the 2nd end of interface J2, institute
The 3rd pin for stating TL555I cake core is connected with the base stage of triode Q2, the 1st end phase of the emitter and interface J2 of triode Q2
Even, the 1st end of the 7th pin interface J2 of the TL555I cake core is connected.
Specifically, the interface J2 is connected with external detection terminal, the detection terminal includes but is not limited to that humidity passes
42nd pin of sensor, the water leakage of the bottom of the detection terminal examinations water purifier, the FM3316N cake core is made
For the detection enable end of leak water detdction module, after detecting leak simultaneously by the 3rd pin output signal of TL555I cake core
It is received by the 41st pin of FM3316N cake core.
As shown in figure 4, the master controller of nine layers of filter element water purification apparatus is FM3316N cake core, wherein FM3316N type
28th pin of chip is connected by resistance R11 with the base stage of triode.It, can also in other one or some embodiments
To be substituted using other kinds of chip.In actual application process, external touch detecting apparatus is detecting use
Family is after contact control module, i.e., master controller uploading detection signal to nine layers of filter element water purification apparatus, and then nine layers of filter core are net
The master controller of hydrophone exports height electricity frequency triode Q4 conducting, and it is aobvious that lumination of light emitting diode carries out backlight to contact control module
Show, after detection terminal detects water leakage, is received by the 41st pin of FM3316N cake core.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type, should all cover in the claim of the utility model and the range of specification.
Claims (3)
1. a kind of backlight control and leak water detdction circuit based on nine layers of filter element water purification apparatus, it is characterised in that: including backlight control
Module and leak water detdction module, the backlight control module include back light, working power and switch；The working power
Power output end is connected with the power input of back light, and the back light and switch are electrically connected, the letter of the switch
Number input terminal is connected with the signal output end of the master controller of nine floor filter element water purification apparatus, the signal output of the leak water detdction module
End is connected with the signal input part of the master controller of nine layers of filter element water purification apparatus；
The back light includes Light-emitting diode LED 0, and the anode of the Light-emitting diode LED 0 is connected with working power, is sent out
The cathode and switch of optical diode LED0 is electrically connected；
The switch is triode Q4, and the collector of the triode Q4 is connected with the cathode of Light-emitting diode LED 0, described three
The base stage of pole pipe Q4 is connected with the master controller of nine layers of filter element water purification apparatus, the emitter ground connection of the triode Q4；
The master controller of nine layers of filter element water purification apparatus is FM3316N cake core, and the 28th pin of the FM3316N cake core is logical
It is connected after crossing resistance R11 with the base stage of the triode Q4；
The leak water detdction module includes metal-oxide-semiconductor Q3, the 1st end of the metal-oxide-semiconductor Q3 by after resistance R7 with FM3316N cake core
The 42nd pin be connected, the 3rd end of the metal-oxide-semiconductor Q3 is connected with working power, and the 2nd end of the metal-oxide-semiconductor Q3 passes through resistance R9
It is connected afterwards with the 4th pin of TL555I cake core, the 41st of the 3rd pin of the TL555I cake core and FM3316N cake core the
Pin be connected, the TL555I cake core the 2nd, 6 pins be connected with the 2nd end of interface J2, the 3rd of the TL555I cake core the
Pin is connected with the base stage of triode Q2, and the emitter of triode Q2 is connected with the 1st end of interface J2, the TL555I type core
The 1st end of 7th pin interface J2 of piece is connected.
2. the backlight control and leak water detdction circuit, feature according to claim 1 based on nine layers of filter element water purification apparatus exists
In: resistance R12 and resistance in parallel are additionally provided between the Light-emitting diode LED 0 and the collector of the triode Q4
R13。
3. the backlight control and leak water detdction circuit, feature according to claim 1 based on nine layers of filter element water purification apparatus exists
In: between the resistance R11 and the emitter of the triode Q4 it is additionally provided with resistance R10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821444152.0U CN209311011U (en) | 2018-09-03 | 2018-09-03 | A kind of backlight control and leak water detdction circuit based on nine layers of filter element water purification apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821444152.0U CN209311011U (en) | 2018-09-03 | 2018-09-03 | A kind of backlight control and leak water detdction circuit based on nine layers of filter element water purification apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN209311011U true CN209311011U (en) | 2019-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821444152.0U Active CN209311011U (en) | 2018-09-03 | 2018-09-03 | A kind of backlight control and leak water detdction circuit based on nine layers of filter element water purification apparatus |
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| Country | Link |
|---|---|
| CN (1) | CN209311011U (en) |
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2018
- 2018-09-03 CN CN201821444152.0U patent/CN209311011U/en active Active
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