CN209516932U - The power supply circuit of DC heater on a kind of Closet bowl seat - Google Patents
The power supply circuit of DC heater on a kind of Closet bowl seat Download PDFInfo
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- CN209516932U CN209516932U CN201920119987.7U CN201920119987U CN209516932U CN 209516932 U CN209516932 U CN 209516932U CN 201920119987 U CN201920119987 U CN 201920119987U CN 209516932 U CN209516932 U CN 209516932U
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Abstract
The utility model discloses a kind of power supply circuits of DC heater on Closet bowl seat, its controller detects environment temperature by temperature-sensitive module in order to control the on-off of controlled switch module as needed, when environment temperature is higher, it does not need to heat Closet bowl seat, when the temperature of the surroundings is low, controller controls controlled switch module and connects so that DC heater work once electrified, just stop when detecting that environment temperature is higher, such as from night to daytime, temperature is after low gradually rise, controller is switched to control controlled switch module from control controlled switch module and disconnects, it realizes the on-off control heated automatically, it has substantive features and progress；In addition, this case controller is also connected with temperature feedback module, temperature feedback is carried out convenient for the DC power source adapter of forward end, in order to when temperature is too low, a bit high DC voltage of DC power source adapter output, in order to which DC heater is preferably heated.
Description
Technical field
The utility model relates to a kind of power supply circuits of DC heater on Closet bowl seat.
Background technique
Currently, existing intelligent closestool upper base plate some is provided with heater, heater is only controlled by power switch
Whether it works, and when user forgets to turn off the power switch, heater can work always without stopping.
Therefore, how to overcome above-mentioned defect, it has also become those skilled in the art's important topic urgently to be resolved.
Utility model content
The utility model overcomes the deficiency of above-mentioned technology, provides a kind of power supply electricity of DC heater on Closet bowl seat
Road.
To achieve the above object, the utility model uses following technical proposal:
The power supply circuit of DC heater, includes for being electrically connected with DC power source adapter grafting on a kind of Closet bowl seat
The plug connection interface 1 connect, the plug connection interface 1 is equipped with the DC voltage double pins 11 of input connection and a signal is anti-
Output pin 12 is presented, the DC voltage input, which connects, is connected with controlled switch module 2 in turn on double pins 11 and for connecting
The DC output interface 3 of DC heater is connect, is connected with control on the switch control signal input terminal of the controlled switch module 2
Device 4, the DC voltage input connect the DC/DC module 5 being also parallel on double pins 11 for powering to the controller 4,
The temperature-sensitive module 6 for detecting environment temperature, the temperature-sensitive module 6 are also parallel between two output ends of the DC/DC module 5
Temperature detection signal output end is electrically connected with the 4 temperature detection signal input terminal of controller, is also connected on the controller 4
For carrying out the temperature feedback module 7 of environment temperature feedback to DC power source adapter, the signal of the temperature feedback module 7 is defeated
Outlet is electrically connected with the signal feedback output pin 12, and the electricity for detecting voltage is parallel in the DC output interface 3
Detection module 8 is pressed, the voltage detection signal of the 8 voltage detection signal output end of voltage detection module and the controller 4 is defeated
Enter end to be electrically connected.
The power supply circuit of DC heater, the controlled switch module 2 include on a kind of Closet bowl seat as described above
Resistance R3, resistance R4, resistance R5, pipe Q1 and N-MOS pipe Q2, the resistance R4 one end conduct of NPN triode Q3, N-MOS
The switch control signal input terminal of the controlled switch module 2 is electrically connected with the controller 4, the resistance R4 other end with it is described
NPN triode Q3 base stage is electrically connected, and NPN triode Q3 emitter is electrically connected with 5 cathode output end of DC/DC module,
NPN triode Q3 collector is electrically connected with the one end the resistance R3, the one end resistance R5, the resistance R5 other end and the N-
The pole D of metal-oxide-semiconductor Q2, the pole D of N-MOS pipe Q1, DC/DC module 5 cathode output end be electrically connected, the resistance R3 other end
It is electrically connected with the pole G of the N-MOS pipe Q2, the pole G of N-MOS pipe Q1, the pole S of the N-MOS pipe Q2 and the N-MOS pipe Q1
The pole S, DC output interface 3 anode connection terminal be electrically connected, the cathode connecting pin of the DC output interface 3 with it is described
The cathode output end of DC/DC module 5 is electrically connected.
The power supply circuit of DC heater on a kind of Closet bowl seat as described above, the temperature-sensitive module 6 includes resistance
R7 and thermistor RCT, one end of the resistance R7 and the cathode output end of the DC/DC module 5 are electrically connected, resistance R7
The other end be electrically connected with one end of the thermistor RCT, the detection signal input part of controller 4, the thermistor
The other end of RCT and the cathode output end of the DC/DC module 5 are electrically connected.
The power supply circuit of DC heater, the temperature feedback module 7 include on a kind of Closet bowl seat as described above
Resistance R1 and NPN triode Q4, the one end the resistance R1 are electrically connected with the controller 4, the resistance R1 other end and the NPN tri-
The electrical connection of pole pipe Q4 base stage, NPN triode Q4 emitter and the cathode output end of the DC/DC module 5 are electrically connected, NPN tri-
Pole pipe Q4 collector is electrically connected with the signal feedback output pin 12.
The power supply circuit of DC heater, the voltage detection module 8 include on a kind of Closet bowl seat as described above
Resistance R8, resistance R9 and capacitor C3, the one end the resistance R8 are electrically connected with 3 anode connection terminal of DC output interface,
The resistance R8 other end and the voltage detection signal input terminal of the one end the resistance R9, the one end capacitor C3, controller 4 are electrically connected,
The resistance R9 other end is electrically connected with the capacitor C3 other end, 3 cathode connecting pin of DC output interface.
The power supply circuit of DC heater on a kind of Closet bowl seat as described above, the DC voltage input connection is double to draw
The LED light module 9 for state instruction is also parallel on foot 11.
Compared with prior art, the utility model has the beneficial effects that
1, the controller on this case Closet bowl seat on the power supply circuit of DC heater detects environment by temperature-sensitive module
Temperature to control the on-off of controlled switch module when environment temperature is higher in order to not needing to toilet seat as needed
Plate heating, when the temperature of the surroundings is low, controller control controlled switch module and connect so that DC heater work once electrified, until
Detect when environment temperature is higher and just to stop, such as from night to daytime, temperature after low gradually rise, controller from control by
Control switch module is switched to control controlled switch module and disconnects, and realizes the on-off control heated automatically, has substantive special
Point and progress；In addition, the effect of voltage detection module is to carry out output voltage detection, in order in electric voltage exception, controller control
Controlled switch module processed disconnects；In addition, this case controller is also connected with temperature feedback module, it is adapted to convenient for the DC power supply of forward end
Device carries out temperature feedback, in order to when temperature is too low, a bit high DC voltage of DC power source adapter output, in order to straight
Stream heater is preferably heated.
2, this case temperature feedback module uses controlled switch module, in this way, can pass through the on-off of control controlled switch module
The height that the temperature-sensitive module senses environment temperature is fed back, in order to which the galvanic electricity source adapter of front end exports low-voltage or height
Voltage.
Detailed description of the invention
Fig. 1 is the circuit diagram of this case.
Specific embodiment
The utility model feature and other correlated characteristics are described in further detail by the following examples, in order to same
The understanding of industry technology personnel:
As shown in Figure 1, on a kind of Closet bowl seat DC heater power supply circuit, include for being adapted to DC power supply
The plug connection interface 1 of device grafting electrical connection, the plug connection interface 1 are equipped with DC voltage input and connect 11 He of double pins
One signal feedback output pin 12, DC voltage input connect be connected in turn on double pins 11 controlled switch module 2,
And the DC output interface 3 for connecting DC heater, on the switch control signal input terminal of the controlled switch module 2
It is connected with controller 4, the DC voltage input, which connects, to be also parallel with for powering to the controller 4 on double pins 11
DC/DC module 5 is also parallel with the temperature-sensitive module 6 for detecting environment temperature, institute between two output ends of the DC/DC module 5
It states 6 temperature detection signal output end of temperature-sensitive module to be electrically connected with the 4 temperature detection signal input terminal of controller, the controller
The temperature feedback module 7 for carrying out environment temperature feedback to DC power source adapter, the temperature feedback mould are also connected on 4
The signal output end of block 7 is electrically connected with the signal feedback output pin 12, is parallel in the DC output interface 3 for examining
Survey the voltage detection module 8 of voltage, the voltage of the voltage detection module 8 voltage detection signal output end and the controller 4
Detection signal input part is electrically connected.
As described above, the controller 4 on this case Closet bowl seat on the power supply circuit of DC heater passes through temperature-sensitive module 6
To detect environment temperature in order to control the on-off of controlled switch module 2 as needed, when environment temperature is higher, not
It needs to heat Closet bowl seat, when the temperature of the surroundings is low, controller 4 controls controlled switch module 2 and connects so that DC heating
Device work once electrified just stops when detecting that environment temperature is higher, such as from night to daytime, temperature gradually rises from low
Afterwards, controller 4 is switched to control controlled switch module 2 from control controlled switch module 2 and disconnects, realize heat automatically it is logical
Disconnected control, has substantive features and progress；In addition, the effect of voltage detection module 8 be carry out output voltage detection, in order to
When electric voltage exception, controller 4 controls controlled switch module 2 and disconnects；In addition, this case controller 4 is also connected with temperature feedback module 7,
Temperature feedback is carried out convenient for the DC power source adapter of forward end, in order to which when temperature is too low, DC power source adapter is exported
A bit high DC voltage, in order to which DC heater is preferably heated.
As described above, when it is implemented, the controlled switch module 2 includes resistance R3, resistance R4, resistance R5, NPN tri-
Pole pipe Q3, N-MOS pipe Q1 and N-MOS pipe Q2, switch control of the one end the resistance R4 as the controlled switch module 2
Signal input part is electrically connected with the controller 4, and the resistance R4 other end is electrically connected with the NPN triode Q3 base stage, NPN
Triode Q3 emitter is electrically connected with 5 cathode output end of DC/DC module, NPN triode Q3 collector and the resistance
The one end R3, the one end resistance R5 are electrically connected, the resistance R5 other end and the pole D of the N-MOS pipe Q2, the D of N-MOS pipe Q1
Pole, DC/DC module 5 cathode output end be electrically connected, the pole G of the resistance R3 other end and the N-MOS pipe Q2, N-MOS
The pole G of pipe Q1 is electrically connected, the pole S of the N-MOS pipe Q2 and the pole S of the N-MOS pipe Q1, the anode of DC output interface 3
Connecting pin is electrically connected, and the cathode connecting pin of the DC output interface 3 and the cathode output end of the DC/DC module 5 are mutually electric
Connection.
As described above, when it is implemented, the temperature-sensitive module 6 includes resistance R7 and thermistor RCT, the resistance R7
One end and the cathode output end of the DC/DC module 5 be electrically connected, the other end of resistance R7 and the thermistor RCT's
One end, controller 4 detection signal input part be electrically connected, the other end of the thermistor RCT and the DC/DC module 5
Cathode output end be electrically connected.
As described above, this case temperature-sensitive module 6 uses the electric resistance partial pressure module with thermistor, the variation meeting of environment temperature
So that the resistance value of thermistor RCT has corresponding variation, so that the voltage of 4 temperature detection signal input terminal of controller is influenced, from
And detect the variation of environment temperature.
As described above, when it is implemented, the temperature feedback module 7 includes resistance R1 and NPN triode Q4, it is described
The one end resistance R1 is electrically connected with the controller 4, and the resistance R1 other end is electrically connected with the NPN triode Q4 base stage, tri- pole NPN
Pipe Q4 emitter and the cathode output end of the DC/DC module 5 are electrically connected, and NPN triode Q4 collector and the signal are anti-
Output pin 12 is presented to be electrically connected.
As described above, this case temperature feedback module 7 uses controlled switch module, in this way, can be by controlling controlled switch mould
The on-off of block feeds back the height that the temperature-sensitive module 6 senses environment temperature, in order to which the galvanic electricity source adapter of front end exports
Low-voltage or high voltage.
As described above, when it is implemented, the voltage detection module 8 includes resistance R8, resistance R9 and capacitor C3,
The one end the resistance R8 is electrically connected with 3 anode connection terminal of DC output interface, the resistance R8 other end and the resistance R9
One end, the one end capacitor C3, controller 4 voltage detection signal input terminal be electrically connected, the resistance R9 other end and capacitor C3
The other end, 3 cathode connecting pin of DC output interface are electrically connected.
As described above, referring to when it is implemented, being also parallel on the double pins 11 of DC voltage input connection for state
The LED light module 9 shown.
As described above, this case protection be DC heater on a kind of Closet bowl seat power supply circuit, all and this case knot
The same or similar technical solution of structure should all be shown as falling into the protection scope of this case.
Claims (6)
1. the power supply circuit of DC heater on a kind of Closet bowl seat, it is characterised in that include to be used for and DC power source adapter
The plug connection interface (1) of grafting electrical connection, the plug connection interface (1) are equipped with DC voltage input and connect double pins
(11) and a signal feedback output pin (12), the DC voltage input connect be connected in turn on double pins (11) it is controlled
Switch module (2) and DC output interface (3) for connecting DC heater, the switch of the controlled switch module (2)
It is connected in control signal input controller (4), the DC voltage input is connected also to be parallel on double pins (11) and is used for
To the DC/DC module (5) of the controller (4) power supply, also it is parallel with and is used between two output ends of the DC/DC module (5)
Detect the temperature-sensitive module (6) of environment temperature, temperature-sensitive module (6) the temperature detection signal output end and the controller (4) temperature
Degree detection signal input part is electrically connected, and is also connected on the controller (4) for carrying out environment temperature to DC power source adapter
Spend the temperature feedback module (7) of feedback, the signal output end and the signal feedback output pin of the temperature feedback module (7)
(12) it is electrically connected, the voltage detection module (8) for detecting voltage, the voltage is parallel on the DC output interface (3)
Detection module (8) voltage detection signal output end and the voltage detection signal input terminal of the controller (4) are electrically connected.
2. the power supply circuit of DC heater on a kind of Closet bowl seat according to claim 1, it is characterised in that it is described by
Control switch module (2) includes resistance R3, resistance R4, resistance R5, NPN triode Q3, N-MOS pipe Q1 and N-MOS pipe Q2,
The one end the resistance R4 is electrically connected as the switch control signal input terminal of the controlled switch module (2) with the controller (4)
It connects, the resistance R4 other end is electrically connected with the NPN triode Q3 base stage, NPN triode Q3 emitter and the DC/DC module
(5) cathode output end is electrically connected, and NPN triode Q3 collector is electrically connected with the one end the resistance R3, the one end resistance R5, institute
State the pole D of the resistance R5 other end and the N-MOS pipe Q2, the pole D of N-MOS pipe Q1, DC/DC module (5) cathode output end phase
Electrical connection, the resistance R3 other end are electrically connected with the pole G of the N-MOS pipe Q2, the pole G of N-MOS pipe Q1, the N-MOS
The pole S of pipe Q2 is electrically connected with the pole S of the N-MOS pipe Q1, the anode connection terminal of DC output interface (3), and the direct current is defeated
The cathode connecting pin of outgoing interface (3) and the cathode output end of the DC/DC module (5) are electrically connected.
3. the power supply circuit of DC heater on a kind of Closet bowl seat according to claim 1, it is characterised in that the sense
Warm module (6) includes resistance R7 and thermistor RCT, and one end of the resistance R7 and the anode of the DC/DC module (5) are defeated
Outlet is electrically connected, the other end of resistance R7 and one end of the thermistor RCT, the detection signal input part of controller (4)
It is electrically connected, the other end of the thermistor RCT and the cathode output end of the DC/DC module (5) are electrically connected.
4. the power supply circuit of DC heater on a kind of Closet bowl seat according to claim 1, it is characterised in that the temperature
Spending feedback module (7) includes resistance R1 and NPN triode Q4, and the one end the resistance R1 is electrically connected with the controller (4), electricity
The resistance R1 other end is electrically connected with the NPN triode Q4 base stage, and NPN triode Q4 emitter is negative with the DC/DC module (5)
Pole output end is electrically connected, and NPN triode Q4 collector is electrically connected with the signal feedback output pin (12).
5. the power supply circuit of DC heater on a kind of Closet bowl seat according to claim 1, it is characterised in that the electricity
Pressure detection module (8) includes resistance R8, resistance R9 and capacitor C3, the one end the resistance R8 and the DC output interface
(3) anode connection terminal is electrically connected, the resistance R8 other end and the one end the resistance R9, the one end capacitor C3, controller (4) voltage
Detection signal input part is electrically connected, and the resistance R9 other end is connect with the capacitor C3 other end, DC output interface (3) cathode
End is electrically connected.
6. according to claim 1 described in -5 any one on a kind of Closet bowl seat DC heater power supply circuit, feature
It is that the DC voltage input connects the LED light module (9) being also parallel on double pins (11) for state instruction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920119987.7U CN209516932U (en) | 2019-01-23 | 2019-01-23 | The power supply circuit of DC heater on a kind of Closet bowl seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920119987.7U CN209516932U (en) | 2019-01-23 | 2019-01-23 | The power supply circuit of DC heater on a kind of Closet bowl seat |
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| Publication Number | Publication Date |
|---|---|
| CN209516932U true CN209516932U (en) | 2019-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920119987.7U Active CN209516932U (en) | 2019-01-23 | 2019-01-23 | The power supply circuit of DC heater on a kind of Closet bowl seat |
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| CN (1) | CN209516932U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111272458A (en) * | 2020-02-20 | 2020-06-12 | 台州市产品质量安全检测研究院 | Warm air dryer test system and method |
-
2019
- 2019-01-23 CN CN201920119987.7U patent/CN209516932U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111272458A (en) * | 2020-02-20 | 2020-06-12 | 台州市产品质量安全检测研究院 | Warm air dryer test system and method |
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