Structure capable of pre-setting long and short self-positioning time points to enable hinge leaves to close by themselves

A structure configured to preset an automatic positioning duration to enable hinge blades to be automatically closed, comprising:

• two hinge blades,
• a connecting sleeve,
• a threaded sleeve,
• a fixed rod,
• a first spring,
• an electromagnet suction disk,
• a 12 volt DC power supply electromagnet,
• a 220 volt AC power supply transformer for converting a 12 volt DC power supply,
• a 12 volt DC power supply timing controller,
• a wireless remote control,
• a plug, and
• an adjusting base, wherein:
• the two hinge blades are configured to rotate relative to each other,
• each of the two hinge blades comprises a shaft sleeve and a blade fixed on an outer side of the shaft sleeve,
• the fixed rod comprises a threaded rod,
• the connecting sleeve is encompassed in the shaft sleeve of the two hinge blades,
• the threaded sleeve is rotatably and not movably disposed in one end of the connecting sleeve,
• the plug is fixedly disposed in another end of the connecting sleeve,
• the threaded sleeve is separated from the plug,
• the fixed rod, the first spring, the electromagnet suction disk, the 12 volt DC power supply electromagnet, a bearing, and the adjusting base are disposed between the threaded sleeve and the plug disposed in the connecting sleeve,
• convex threaded teeth of two or more of six reverse straight oblique pitches of the threaded rod of the fixed rod cooperate with and are screwed to concave threaded teeth of two or more of six reverse straight oblique pitches of the threaded rod of the fixed rod,
• the adjusting base is adjusted to rotate to cooperate with the plug, the fixed rod of the 12 volt DC power supply electromagnet, a cup bottom of a cup body, and the 12 volt DC power supply electromagnet and to adjust a required distance between the 12 volt DC power supply electromagnet and the electromagnet suction disk to enable the 12 volt DC power supply electromagnet and the electromagnet suction disk to be positioned on an inner ring of the cup body,
• the adjusting base is configured to synchronously and correspondingly cooperate to adjust the two hinge blades to be automatically positioned at a required preset positioning angle position,
• the converting comprising:
• one end input of the 220 volt AC power supply transformer for converting into the 12 volt DC power supply is a 220 volt AC power supply plug,
• a red wire of the 220 volt AC power supply plug for converting into the 12 volt DC power supply is an electronic live wire and is connected to a first input conversion connector of a 220 volt AC power supply of the 220 volt AC power supply transformer,
• a blue wire of the 220 volt AC power supply plug for converting into the 12 volt DC power supply is a neutral wire and is connected to a second input conversion connector of the 220 volt AC power supply of the 220 volt AC power supply transformer,
• the 220 volt AC power supply plug for converting into the 12 volt DC power supply is plugged in a 220 volt AC power supply socket,
• a first output end of the 220 volt AC power supply transformer for changing into the 12 volt DC power supply is a positive connector converted into the 12 volt DC power supply,
• a second output end of the 220 volt AC power supply transformer for changing into the 12 volt DC power supply is a negative connector converted into the 12 volt DC power supply,
• a positive DC power supply connector of the 12 volt DC power supply timing controller is connected to the positive connector converted into the 12 volt DC power supply of the first output end of the 220 volt AC power supply transformer for converting into the 12 volt DC power supply,
• a negative DC power supply connector of the 12 volt DC power supply timing controller is connected to a negative connector converted into the 12 volt DC power supply of the second output end of the 220 volt AC power supply transformer for converting into the 12 volt DC power supply,
• a positive wire of the 12 volt DC power supply electromagnet is connected to the positive connector converted into the 12 volt DC power supply of a first output end of the 12 volt DC power supply timing controller,
• a negative wire of the 12 volt DC power supply electromagnet is connected to one lead wire of a sensor with a lead wire of a door magnetic switch,
• another lead wire of the sensor with the lead wire of the door magnetic switch is connected to the negative connector converted into the 12 volt DC power supply of a second output end of the 12 volt DC power supply timing controller,
• the 12 volt DC power supply electromagnet and the electromagnet suction disk are configured to correspondingly cooperate with the 12 volt DC power supply timing controller and the sensor with the lead wire and a magnet body of the door magnetic switch,
• the 12 volt DC power supply timing controller functions by mobile phone remote control, voice control, wireless remote control, electronic intelligence control, or manual control of a preset button for a hinge blade positioning duration of the 12 volt DC power supply timing controller,
• a duration by which the 12 volt DC power supply electromagnet and the electromagnet suction disk are fixedly and magnetically coupled each time is preset to also correspondingly define the automatic positioning duration of the two hinge blades that is automatically positioned at the required preset positioning angle position each time, and
• when the two hinge blades reaches an automatic positioning time of the two hinge blades preset by the 12 volt DC power supply timing controller to define a demagnetization time at which the 12 volt DC power supply electromagnet is magnetically coupled to the electromagnet suction disk:
• the two hinge blades are configured to correspondingly cooperate with the demagnetization time preset by the 12 volt DC power supply timing controller at which the 12 volt DC power supply electromagnet is magnetically coupled with the electromagnet suction disk,
• an elastic force energy storage of the first spring changes and releases,
• the elastic force energy storage of one end of the first spring is configured to abut a convex ring, and
• the elastic force energy storage of another end of the first spring abuts a gasket disposed on a front plane of the cup body, so that the two hinge blades themselves are configured to rotate to close a door blade.