CN201031428Y - Water-saving toilet with double electric protection based on hip self-cleaning flushing technology - Google Patents

Abstract

The utility model discloses a water-saving toilet with double electric protection based on the hip self-cleaning flushing technology, and relates to a water-saving toilet with the function of distinguishing toilet and flushing and double electric protection. The utility model adopts infrared induction technology and single-chip microcomputer control technology, and is equipped with a double circuit anti-electricity device and a sign recognition switch, and controls the water intake of the water tank through an externally controlled electromagnetic valve connected in series at the tap water outlet end and the water inlet end of the water tank, so as to realize self-cleaning of the buttocks At the same time, it has the function of double electric protection when the ground wire is charged and the function of automatically distinguishing urine and toilet and setting the flushing volume of toilet and toilet, which overcomes the existing technology of buttocks self-cleaning flushing toilet without electric protection function and automatic toilet distinguishing flushing The defect, to achieve water conservation and the protection of personal safety when the ground wire is charged. The utility model is suitable for the production of buttock self-cleaning flushing toilets with double electric protection and water-saving functions and the function expansion of the existing buttocks self-cleaning flushing toilets.

Description

Water-saving toilet with double electric protection based on hip self-cleaning flushing technology

technical field

The utility model relates to a water-saving water closet with double electric protection based on the buttocks self-cleaning flushing technology, which belongs to the application of single-chip microcomputer control technology in the field of sanitary ware control.

Background technique

Before the application date of the utility model, the buttocks self-cleaning type flushing toilet only has the self-cleaning type flushing function, does not have the electric protection function and the function of automatically distinguishing urine and urine flushing, and the polarity of the zero live line of the power supply cannot be automatically adjusted. It is not conducive to water conservation and the protection of personal safety when the ground wire is charged.

Contents of the invention

The purpose of the utility model is to provide a water-saving toilet with double electric protection based on the hip self-cleaning flushing technology.

The technical solution adopted by the utility model to solve the technical problem is: the double electric protection water-saving toilet based on the buttocks self-cleaning flushing technology includes the buttocks self-cleaning flushing toilet, infrared induction technology, and a double circuit anti-electricity detection device and a sign position The identification switch is respectively connected with the input end of the single-chip microcomputer, and the output end of the single-chip microcomputer is respectively connected with the solenoid valve control circuit, the electric heating tube control circuit and the automatic polarity adjustment circuit of the power supply. The double-circuit anti-electricity detection device is composed of a double-switch circuit anti-electricity detection device circuit, and the double-circuit anti-electricity detection device is connected between the zero ground wire and the fire ground wire. The flag identification switch is a group of light touch buttons with two states of connection and disconnection, one end of which is respectively connected to the I/O input end of the single-chip microcomputer, and is connected to the positive pole through a resistor, and its common end is grounded. The solenoid valve control circuit is an externally controlled water inlet solenoid valve, which is connected in series between the tap water outlet end and the water tank inlet end, and the solenoid valve control circuit is respectively connected with two sets of switch tubes with opposite polarities. The control circuit of the electric heating tube and the automatic polarity adjustment circuit of the power supply are composed of a switch tube and a relay, and the normally closed contacts of the relay are respectively connected with the fire, ground and neutral wire input and output terminals of the electric heating tube. The single-chip microcomputer shares resources with the single-chip microcomputer of the buttocks self-cleaning flushing toilet control circuit, that is, the single-chip microcomputer includes all I/O interfaces and control programs of the buttocks self-cleaning flushing toilet control circuit.

The beneficial effect of the utility model is that the buttocks self-cleaning flushing toilet has the function of electric protection, the function of automatically distinguishing the function of toilet flushing, and the function of automatically adjusting the polarity of the zero live wire of the power supply, which is beneficial to water saving and personal safety when the ground wire is charged. Protect.

Description of drawings

Below by accompanying drawing, the utility model will be further described.

Accompanying drawing 1 is the electrical schematic diagram of the utility model.

Detailed ways

See Figure 1. The one-chip computer in the figure is PIC16C923 eight-bit one-chip computer of American Microchip Company, has 52 I/O ports. The single-chip microcomputer includes all I/O interfaces and control programs of the prior art hip self-cleaning toilet flushing toilet control circuit. The single-chip microcomputer PIC16C923I/O (13)-I/O (52) interface is the interface of the buttocks self-cleaning type flush toilet control circuit in the utility model, solves by expanding the circuit or selecting other single-chip microcomputers when the interface is insufficient.

The infrared induction technology of the utility model is a known technology, and the infrared induction includes an infrared induction transmitter and an infrared induction receiver, and the infrared induction receiver is composed of a pulse square wave voltage generator, an infrared light-emitting diode, an infrared receiving tube, an arithmetic circuit and a decoder. , the high-level signal of the infrared sensor output terminal is connected with the I/O (1) in the single-chip microcomputer PIC16C923. Adopt sign position setting switch B1, B2 to set the amount of urine and urine flushing, sign position recognition switch B1, B2 is a group of light touch buttons with two states of connection and disconnection, one end of which is connected to the I/O input terminal I/O of the single-chip microcomputer respectively. O(2) and I/O(3) are connected, and their common terminal is grounded. Four different combinations of on and off of the flag setting switches B1 and B2 represent respectively 6 liters, 3 liters; 6 liters, 3.5 liters; 6.5 liters, 4 liters; 7.5 liters, 4.5 liters.

The double circuit anti-electric detection device of the utility model is composed of a double switch circuit anti-electric detection device. The input terminals of the double circuit anti-electric detection device, namely the primary coils of the transformers T1 and T2, are respectively bridged between the zero ground wire LE and the fire ground wire NE. Between them, the switching tube VT1 and the switching tube VT2 are respectively connected to the I/O input terminals I/O (4) and I/O (5) of the microcontroller.

The solenoid valve control circuit of the utility model is composed of two groups of switch tubes with opposite polarities respectively, and the input ends of the switch tubes are respectively connected with the I/O output terminals I/O (6), I/O (7), I/O ( 8), I/O (9) are connected, and the output end of the switch tube is connected with the coil of the externally controlled water inlet solenoid valve. The externally controlled water inlet solenoid valve is connected in series between the tap water outlet end and the water tank inlet end.

The electric heating tube control circuit and the power supply polarity automatic adjustment circuit of the utility model are composed of switch tubes G1, G2, G3 and relays J1, J2, J3. ), I/O (12) are connected to the input ends of the switch tubes G1, G2, and G3. The normally closed contacts of the relays J1, J2 and J3 are respectively connected with the fire, ground and zero line inlet and outlet ends of the electric heating tube.

The single-chip microcomputer of the utility model shares resources with the single-chip microcomputer of the control circuit of the buttocks self-cleaning flushing toilet, that is, the single-chip microcomputer includes all I/O interfaces and control programs of the control circuit of the buttocks self-cleaning flushing toilet.

Claims (6)

1. A water-saving toilet with double electric protection based on the hip self-cleaning flushing technology, including the hip self-cleaning flushing toilet and infrared induction technology, is characterized in that a double circuit anti-electricity detection device and a sign recognition switch are set, respectively connected with a single chip microcomputer The input ends are connected, and the output ends of the single-chip microcomputer are respectively connected with a solenoid valve control circuit, an electric heating tube control circuit and a power supply polarity automatic adjustment circuit. 2. The water-saving toilet with double electric protection based on the buttocks self-cleaning flushing technology according to claim 1, characterized in that the double circuit anti-electricity detection device is composed of a double switch circuit anti-electricity detection device circuit, and the double circuit anti-electricity The detection device is connected between the zero ground and the fire ground. 3. The double electric protection water-saving toilet based on the buttocks self-cleaning flushing technology according to claim 1, characterized in that the sign recognition switch is a group of light touch buttons with two states of connection and disconnection, which One end is respectively connected with the I/O input end of the single-chip microcomputer, and is connected with the positive pole through a resistor, and its common end is grounded. 4. The water-saving toilet with double electric protection based on the hip self-cleaning flushing technology according to claim 1, characterized in that the solenoid valve control circuit is an externally controlled water inlet solenoid valve connected in series between the tap water outlet and the water tank Between the water inlet ends, the electromagnetic valve control circuit is respectively connected with two sets of switching tubes with opposite polarities. 5. The water-saving toilet with double electric protection based on the hip self-cleaning flushing technology according to claim 1, characterized in that the electric heating tube control circuit and the power supply polarity automatic adjustment circuit are composed of a switch tube and a relay, and the relay's The normally closed contacts are respectively connected with the fire, ground and zero line inlet and outlet ends of the electric heating tube. 6. The water-saving toilet with double electric protection based on the buttocks self-cleaning flushing technology according to claim 1, characterized in that the single-chip microcomputer shares resources with the buttocks self-cleaning flushing toilet control circuit single-chip microcomputer, that is, the single-chip microcomputer includes the buttocks self-cleaning flushing All I/O interfaces and control programs of the toilet control circuit.

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