CN217679465U - Intelligent closestool - Google Patents
Intelligent closestool Download PDFInfo
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- CN217679465U CN217679465U CN202123273384.9U CN202123273384U CN217679465U CN 217679465 U CN217679465 U CN 217679465U CN 202123273384 U CN202123273384 U CN 202123273384U CN 217679465 U CN217679465 U CN 217679465U
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Abstract
The utility model discloses an intelligent closestool, which comprises a closestool body, a liquid level detection module, a controller, a driving module and a flushing electromagnetic valve, wherein the liquid level detection module is arranged in the closestool body and is used for detecting liquid level fluctuation in a urinal; the liquid level detection module is connected with the controller and sends a liquid level signal, the controller is connected with the driving module and is used for sending a control signal to the driving module according to the liquid level signal, and the driving module is used for driving the flushing electromagnetic valve to be opened or closed according to the control signal. Adopt the utility model discloses, can automatic flushing, need not gesture control, low in manufacturing cost's simultaneous control precision is high.
Description
Technical Field
The utility model relates to a closestool technical field especially relates to an intelligent closestool.
Background
Some existing intelligent toilets adopt a gesture sensing flushing mode, a user can trigger a flushing electromagnetic valve to open only by stretching the user to a sensing area with hands or feet, and the automation degree is low; other current intelligent closestool adopt the microwave response mode of washing by water, and it is regional that the user breaks away from intelligent closestool's microwave response, the automatic opening of the solenoid valve of washing by water, but this type of intelligent closestool cost is comparatively high, produces the maloperation moreover easily, leads to the water waste.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an intelligent closestool is provided, can automatic flushing, need not gesture control, low in manufacturing cost simultaneous control precision is high.
In order to solve the technical problem, the utility model provides an intelligent closestool, which comprises a closestool body, a liquid level detection module, a controller, a driving module and a flushing electromagnetic valve, wherein the liquid level detection module is arranged in the closestool body and is used for detecting liquid level fluctuation in a urinal; the liquid level detection module is connected with the controller and sends a liquid level signal, the controller is connected with the driving module and is used for sending a control signal to the driving module according to the liquid level signal, and the driving module is used for driving the flushing electromagnetic valve to be opened or closed according to the control signal.
As an improvement of the above scheme, the intelligent toilet further comprises a sitting induction module, wherein the sitting induction module is arranged on the toilet body; the sitting induction module is connected with the controller and sends a sitting signal, and the controller is used for sending a control signal to the driving module according to the sitting signal and the liquid level signal.
As an improvement of the above, the seating sensing module includes a first pull-down resistor and a seating sensor; the seating sensor is connected to the controller and is grounded through the first pull-down resistor.
As an improvement of the above scheme, the liquid level detection module comprises a second pull-down resistor and a liquid level sensor; the liquid level sensor is connected with the controller and is grounded through the second pull-down resistor.
As an improvement of the above scheme, the driving module includes a driving chip and a third pull-down resistor; the input end of the driving chip is connected with the controller and is grounded through the third pull-down resistor, and the output end of the driving chip is connected with the flushing electromagnetic valve.
As an improvement of the above scheme, the intelligent toilet further comprises a current limiting resistor, and the reset end of the controller is connected with the direct-current voltage through the current limiting resistor.
As an improvement of the above scheme, the intelligent toilet further comprises a voltage-stabilizing power supply module for providing direct-current voltage, wherein the voltage-stabilizing power supply module comprises a power adapter and a voltage-stabilizing chip; the input end of the power adapter is connected with a power supply, and the output end of the power adapter outputs a first direct-current voltage; the input end of the voltage stabilizing chip is connected with the output end of the power adapter, the output end of the voltage stabilizing chip outputs a second direct-current voltage, and the grounding end of the voltage stabilizing chip is grounded.
As an improvement of the above scheme, the voltage-stabilizing power supply module further comprises a first filtering unit and a second filtering unit; the input end of the voltage stabilizing chip is grounded through the first filtering unit, and the output end of the voltage stabilizing chip is grounded through the second filtering unit.
As an improvement of the above scheme, the first filtering unit includes a first capacitor and a second capacitor connected in parallel with each other, and the second filtering unit includes a third capacitor and a fourth capacitor connected in parallel with each other.
Implement the beneficial effects of the utility model reside in that:
in the intelligent closestool, the controller can control the flushing solenoid valve to be opened or closed according to the liquid level signal, so that the automatic flushing function is realized, and compared with a gesture sensing flushing mode, a user does not need gesture control, and the automation degree is higher; secondly, compared with a microwave induction flushing mode, the control precision of flushing is controlled to be higher according to liquid level fluctuation in the urinal, so that water resource waste caused by misoperation is avoided; in addition, compared with a microwave induction module adopted in microwave induction, the liquid level detection module is lower in cost.
Drawings
FIG. 1 is a schematic block diagram of the intelligent toilet of the present invention;
FIG. 2 is a schematic structural view of the intelligent toilet of the present invention;
FIG. 3 is a circuit diagram of the seating sensing module and the liquid level detection module of FIG. 1;
fig. 4 is a circuit diagram of the driving module and the regulated power supply module of fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings. Only this statement, the utility model discloses the upper and lower, left and right, preceding, back, inside and outside etc. position words that appear or will appear in the text only use the utility model discloses an attached drawing is the benchmark, and it is not right the utility model discloses a concrete restriction.
With reference to fig. 1-2, the utility model provides an intelligent toilet, which comprises a toilet body 1, a sitting induction module 2, a liquid level detection module 3, a controller 4, a driving module 5 and a flushing solenoid valve 6; the sitting induction module 2 is arranged on the closestool body 1, and the liquid level detection module 3 is arranged in the closestool body 1 and used for detecting liquid level fluctuation in a urinal 11; the sitting induction module 2 is connected with the controller 4 and sends a sitting signal, the liquid level detection module 3 is connected with the controller 4 and sends a liquid level signal, the controller 4 is connected with the driving module 5 and used for sending a control signal to the driving module 5 according to the sitting signal and the liquid level signal, and the driving module 5 is used for driving the flushing solenoid valve 6 to be opened or closed according to the control signal. The liquid level in the bowl is indicated at 111 in fig. 1.
It should be noted that, in the intelligent toilet of the present invention, the controller 4 can control the flushing solenoid valve 6 to open or close according to the sitting signal and the liquid level signal, so as to realize the function of automatic flushing, and compared with the gesture sensing flushing mode, the user does not need gesture control, and the degree of automation is higher; secondly, compared with a microwave induction flushing mode, the control precision of flushing is controlled to be higher according to the liquid level fluctuation in the urinal 11, so that water resource waste caused by misoperation is avoided; furthermore, the total cost of the seating sensor module 2 and the liquid level detection module 3 is lower than the total cost of a microwave sensor module used in microwave sensing.
The control logic of the controller is as follows:
(1) When a human body sits on the seat, the sitting induction module 2 generates a high level signal, and the flushing electromagnetic valve 6 keeps a closed state; after the human body leaves the toilet seat, the sitting signal is converted from a high level signal to a low level signal, the controller 4 sends an opening control signal to the driving module 5, and the driving module 5 drives the flushing electromagnetic valve 6 to open. Such control logic is suitable for female urination and defecation.
(2) When the sitting induction module 2 does not induce that a human body is sitting, and when urine flows through the ceramic surface of the urinal 11 or the liquid level in the urinal 11 fluctuates, the liquid level detection module 3 generates a high level signal, and the flushing electromagnetic valve 6 keeps a closed state; after no liquid flows through the ceramic surface of the urinal 11 or the liquid level in the urinal 11 stops fluctuating, the liquid level signal is converted from a high level signal to a low level signal, the controller 4 sends an opening control signal to the driving module 5, and the driving module 5 drives the flushing solenoid valve 6 to open. Such control logic is used in the case of male urination.
Since flush water may flow through the ceramic surface of the urinal 11 or cause the liquid level in the urinal 11 to fluctuate, the liquid level detection module 3 may also generate a high level signal, so that when the controller 4 starts to time after the flush water solenoid valve 6 is opened and the preset time is less than the preset time, the controller 4 does not send an opening control signal to the driving module 5 any more, thereby avoiding the driving module 5 from continuously driving the flush water solenoid valve 6 to open to cause circular flush water. In this embodiment, the controller 4 is preferably, but not limited to, a PIC16LF18323, and may implement the above functions.
As shown in fig. 3, the seating sensing module 2 includes a first pull-down resistor R4 and a seating sensor J1; the seating sensor J1 is connected to the controller 4 and is grounded via the first pull-down resistor R4. The first pull-down resistor R4 is used for improving the noise tolerance of the seating signal and enhancing the anti-interference capability. In the present embodiment, the seating sensor J1 is preferably a capacitive sensor or a pressure sensor.
As shown in fig. 3, the liquid level detection module 3 includes a second pull-down resistor R5 and a liquid level sensor J2; the liquid level sensor J2 is connected to the controller 4 and is grounded through the second pull-down resistor R5. The second pull-down resistor R5 is used for improving the noise tolerance of the liquid level signal and enhancing the anti-interference capability. In this embodiment, the liquid level sensor J2 is preferably a capacitive liquid level sensor, and as shown in fig. 1, the liquid level sensor J2 is attached to the inner wall of the toilet body 1 and is located in a region 112 on the toilet bowl 11.
As shown in fig. 4, the driving module 5 includes a driving chip U1 and a third pull-down resistor, where the third pull-down resistor includes resistors R1 and R2; the input of driver chip U1 with the controller is connected and is passed through third pull-down resistance ground connection, wherein, driver chip U1's first input IN1 with the first input RC3 of controller 4 is connected and passes through resistance R2 ground connection, driver chip U1's second input IN2 with the second input RC2 of controller 4 is connected and passes through resistance R1 ground connection, driver chip U1's output with it is connected to wash by water solenoid valve 6. The third pull-down resistor is used for improving the noise tolerance of the control signal and enhancing the anti-interference capability. In this embodiment, the type of the driving chip U1 is preferably HT7K1211.
As shown in fig. 3, the intelligent toilet further includes a current limiting resistor R3, and the reset terminal RA3 of the controller 4 is connected to the dc voltage 3.3V through the current limiting resistor R3, so as to implement the power-on reset function.
As shown in fig. 4, in order to convert the alternating current into the applicable direct current, the intelligent toilet further includes a voltage-stabilizing power supply module 7 for providing a direct current voltage, where the voltage-stabilizing power supply module 7 includes a power adapter and a voltage-stabilizing chip U2; the input end of the power adapter is connected with a power supply, and the output end of the power adapter outputs a first direct current voltage of 6V; the input end of the voltage stabilizing chip U2 is connected with the output end of the power adapter, the output end of the voltage stabilizing chip U2 outputs a second direct current voltage of 3.3V, and the grounding end of the voltage stabilizing chip U2 is grounded. The output end of the power adapter is used for supplying power to the driving module 5, and the output end of the voltage stabilizing chip U2 is used for supplying power to the controller 4, the seating sensor J1, the liquid level sensor J2 and the driving chip U1.
Further, the regulated power supply module 7 further includes a first filtering unit 71 and a second filtering unit 72; the input end of the voltage stabilizing chip U2 is grounded through the first filtering unit 71, the output end of the voltage stabilizing chip U2 is grounded through the second filtering unit 72, and both the first filtering unit 71 and the second filtering unit 72 are used for filtering out alternating current components, so that the output direct current is more stable.
Specifically, in order to improve the power factor, improve the voltage quality, and reduce the line loss, the first filtering unit 71 includes a first capacitor C1 and a second capacitor C2 connected in parallel, and the second filtering unit 72 includes a third capacitor C3 and a fourth capacitor C4 connected in parallel.
To sum up, adopt the utility model discloses, can automatic flushing, need not gesture control, low in manufacturing cost controls the precision height simultaneously.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and decorations can be made, which are also considered as the protection scope of the present invention.
Claims (9)
1. An intelligent closestool is characterized by comprising a closestool body, a liquid level detection module, a controller, a driving module and a flushing electromagnetic valve, wherein the liquid level detection module is arranged in the closestool body and is used for detecting liquid level fluctuation in a urinal;
the liquid level detection module is connected with the controller and sends a liquid level signal, the controller is connected with the driving module and is used for sending a control signal to the driving module according to the liquid level signal, and the driving module is used for driving the flushing electromagnetic valve to be opened or closed according to the control signal.
2. The intelligent toilet of claim 1, further comprising a sitting sensing module disposed on the toilet body;
the sitting induction module is connected with the controller and sends a sitting signal, and the controller is used for sending a control signal to the driving module according to the sitting signal and the liquid level signal.
3. The smart toilet of claim 2, wherein the seating sensing module comprises a first pull-down resistor and a seating sensor;
the seating sensor is connected to the controller and is grounded through the first pull-down resistor.
4. The intelligent toilet of claim 1, wherein the level detection module comprises a second pull-down resistor and a level sensor;
the liquid level sensor is connected with the controller and is grounded through the second pull-down resistor.
5. The intelligent toilet according to claim 1, wherein the driving module comprises a driving chip and a third pull-down resistor;
the input end of the driving chip is connected with the controller and is grounded through the third pull-down resistor, and the output end of the driving chip is connected with the flushing electromagnetic valve.
6. The intelligent closestool of claim 1, further comprising a current limiting resistor, wherein the reset terminal of the controller is connected to a DC voltage through the current limiting resistor.
7. The intelligent closestool of claim 1, further comprising a regulated power supply module for providing a direct current voltage, wherein the regulated power supply module comprises a power adapter and a regulated chip;
the input end of the power adapter is connected with a power supply, and the output end of the power adapter outputs a first direct-current voltage;
the input end of the voltage stabilizing chip is connected with the output end of the power adapter, the output end of the voltage stabilizing chip outputs a second direct-current voltage, and the grounding end of the voltage stabilizing chip is grounded.
8. The intelligent toilet according to claim 7, wherein the regulated power supply module further comprises a first filtering unit and a second filtering unit;
the input end of the voltage stabilizing chip is grounded through the first filtering unit, and the output end of the voltage stabilizing chip is grounded through the second filtering unit.
9. The intelligent toilet according to claim 8, wherein the first filtering unit comprises a first capacitor and a second capacitor connected in parallel with each other, and the second filtering unit comprises a third capacitor and a fourth capacitor connected in parallel with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123273384.9U CN217679465U (en) | 2021-12-22 | 2021-12-22 | Intelligent closestool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123273384.9U CN217679465U (en) | 2021-12-22 | 2021-12-22 | Intelligent closestool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217679465U true CN217679465U (en) | 2022-10-28 |
Family
ID=83728126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123273384.9U Active CN217679465U (en) | 2021-12-22 | 2021-12-22 | Intelligent closestool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217679465U (en) |
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2021
- 2021-12-22 CN CN202123273384.9U patent/CN217679465U/en active Active
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