CN102751628A

CN102751628A - Overcharge-resistant socket outlet

Info

Publication number: CN102751628A
Application number: CN2012102141344A
Authority: CN
Inventors: 郑云哲
Original assignee: Nanjing Proton Science & Technology Engineering Co Ltd
Current assignee: Nanjing Proton Science & Technology Engineering Co Ltd
Priority date: 2012-06-27
Filing date: 2012-06-27
Publication date: 2012-10-24

Abstract

The invention provides an overcharge-resistant socket outlet which comprises two alternating current input ends, wherein the two alternating current input ends are divided into a positive way and a native way to be output after passing through a rectifying and filtering module; the negative way is connected with a cathode jack of a socket output end, a positive way is connected with an armature, and the armature can axially move along with a button; the armature is matched with an end of a section of a soft iron, and under the status of powering off, the button is reset to the position which leads the armature to be separated away from the soft iron by a spring; the other end of the soft iron is connected with a base electrode of an amplifier module, an emitting electrode of the amplifier module is divided into two ways, one way of the emitting electrode is connected with an anode jack of the socket output end, and the other way of the emitting electrode is connected with a positive way of the rectifying and filtering module; and a collecting electrode of the amplifier module is connected with one end of a roil wound on the soft iron, and the other end of the roil is connected with a negative way of the rectifying and filtering module. The socket can automatically switch off a power source after the electrical equipment is charged, so that the service life of the electrical equipment can be prolonged.

Description

Prevent overcharging appliance socket

Technical field

The present invention relates to the domestic electric appliance field, especially, is a kind of appliance socket.

Background technology

Along with the kind and the quantity of electric appliance and electronic equipment are on the increase, the charging demand is also increasing, generally, like mobile phone, notebook computer, battery vehicle etc., under normal circumstances, all need charge every day basically.

Because the charging interval of electrical equipment is generally all long, at least two or three hours, therefore, after the user plugs in it usually, then goes to handle other affairs, under more situation, before can sleeping at night electrical equipment is inserted on the socket, wake up up to morning and pull out again.For this situation, because electrical equipment is in "on" position for a long time,, also be unfavorable for the maintenance of other parts, and for not being equipped with the anti-electrical equipment that overcharges module even if electrical equipment has been equipped with and has anti-ly overcharged module, then can influence battery useful life especially largely.

Summary of the invention

To the problems referred to above, the object of the present invention is to provide a kind of anti-appliance socket that overcharges, this socket can be after the electrical equipment power taking be accomplished, complete auto power off, thereby the useful life of having improved electrical equipment.

The technical solution adopted for the present invention to solve the technical problems is: this prevents that overcharging appliance socket comprises two ac input ends, and said two ac input ends divide positive and negative two-way output through behind the rectification filtering module; The negative pole jack of negative road gang socket output, the right way is connected to an armature, and said armature can be followed a button and moved axially; Said armature matches with an end of one section soft iron, and under the no power state, said button through spring reset to making said armature and said soft iron keep the position that breaks away from; The other end of said soft iron is connected to the base stage of an amplification module, and the emitter branch of said amplification module is made two-way, the anodal jack of one tunnel gang socket output, and another road is connected to the right way of said rectification filtering module; The collector electrode of said amplification module is connected to an end that is wound on the coil on the said soft iron, and the other end of said coil is connected to the negative road of said rectification filtering module.

As preferably, said rectification filtering module comprises a bridge rectifier module and at least one low frequency filtering module, and said low frequency filtering module is a kind of in LC filtration module, π filtration module, the RC filtration module.

As preferably, the main part of said button is one section prism that is made up of insulator, rotates to limit it, and said armature is fixed in the end of this section prism, and thickness is 5mm ~ 10mm, and the cross section of this armature is identical with the shape of cross section of button.

The invention has the advantages that: this is anti-to overcharge appliance socket in use, makes its two ac input ends connect domestic circuit, and through its anodal jack and negative pole jack to electric power supply; After the alternating current input,, convert direct current to through said rectification filtering module; When electrical appliance with said anodal jack, when the negative pole jack joins, promote said button, make said armature contact said soft iron; Then electrical appliance is energized, and at this moment, forms a less charging current between armature, soft iron, the anodal jack; This charging current said amplification module of flowing through; Drive said amplification module to amplified current of said coil output, this amplified current makes said soft iron Efficiente magnetizing, thereby makes said armature firmly be pull-in on the soft iron; When charging is full of, charging current will obviously reduce, and approach zero, and this moment, said amplified current also significantly dwindled, thereby the magnetic force of said soft iron is significantly reduced, and the said armature of unable adhesive is so input current is broken off fully; This socket can be after the electrical equipment power taking be accomplished, complete auto power off, thereby the useful life of having improved electrical equipment.

Description of drawings

Fig. 1 is this anti-circuit structure diagram that overcharges appliance socket.

Embodiment

Below in conjunction with accompanying drawing and embodiment the present invention is further specified:

In the embodiment shown in fig. 1, this prevents that overcharging appliance socket 1 comprises two ac input ends 10, and said two ac input ends 10 divide positive and negative two-way output through behind the rectification filtering module 2; The negative pole jack 11 of negative road gang socket output, the right way is connected to an armature 30, and said armature 30 can be followed a button 3 and moved axially; Said armature 30 matches with an end of one section soft iron 4, and under the no power state, said button 3 is reset to through spring (not shown) and makes said armature 30 and said soft iron 4 keep the position that breaks away from, state promptly shown in Figure 1; The other end of said soft iron 4 is connected to the base stage of an amplification module 5, and the emitter branch of said amplification module 5 is made two-way, the anodal jack 12 of one tunnel gang socket output, and another road is connected to the right way of said rectification filtering module 2; The collector electrode of said amplification module 5 is connected to an end that is wound on the coil 6 on the said soft iron 4, and the other end of said coil 6 is connected to the negative road of said rectification filtering module 2.

Said rectification filtering module 2 comprises that a bridge rectifier module and at least one low frequency filtering module, said low frequency filtering module are a kind of in LC filtration module, π filtration module, the RC filtration module.

The above-mentioned anti-appliance socket that overcharges; The main part of said button 3 is one section prism that is made up of insulator, rotates to limit it, and said armature 30 is fixed in the end of this section prism; Thickness is 5mm ~ 10mm, and the cross section of this armature 30 is identical with the shape of cross section of button 3.

Above-mentionedly anti-overcharge appliance socket in use, make its two ac input ends 10 connect domestic circuit, and through its anodal jack 12 and negative pole jack 11 to electric power supply; After the alternating current input,, convert direct current to through said rectification filtering module 2; When electrical appliance with said anodal jack 12, when negative pole jack 11 joins, promote said button 3, make the said soft iron 4 of said armature 30 contacts; Then electrical appliance is energized, and at this moment, forms a less charging current between armature 30, soft iron 4, the anodal jack 12; This charging current said amplification module 5 of flowing through; Drive said amplification module 5 to amplified current of said coil 6 outputs, this amplified current makes said soft iron 4 Efficiente magnetizings, thereby said armature 30 firmly is pull-in on the soft iron 4; When charging is full of, charging current will obviously reduce, and approach zero, and this moment, said amplified current also significantly dwindled, thereby the magnetic force of said soft iron 4 is significantly reduced, and the said armature 30 of unable adhesive is so input current is broken off fully; This socket can be after the electrical equipment power taking be accomplished, complete auto power off, thereby the useful life of having improved electrical equipment.

The above is merely preferred embodiment of the present invention, and is in order to restriction the present invention, not all within spirit of the present invention and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims

1. prevent overcharging appliance socket for one kind, comprise two ac input ends (10), it is characterized in that: said two ac input ends (10) divide positive and negative two-way output through behind the rectification filtering module (2); The negative pole jack (11) of negative road gang socket output, the right way is connected to an armature (30), and said armature (30) can be followed a button (3) and moved axially; Said armature (30) matches with an end of one section soft iron (4), and under the no power state, said button (3) through spring reset to making said armature (30) and said soft iron (4) keep the position that breaks away from; The other end of said soft iron (4) is connected to the base stage of an amplification module (5); The emitter branch of said amplification module (5) is made two-way; The anodal jack (12) of one tunnel gang socket output, another road is connected to the right way of said rectification filtering module (2); The collector electrode of said amplification module 5 is connected to an end that is wound on the coil 6 on the said soft iron 4, and the other end of said coil 6 is connected to the negative road of said rectification filtering module 2.

2. according to claim 1ly anti-overcharge appliance socket, it is characterized in that: said rectification filtering module (2) comprises a bridge rectifier module and at least one low frequency filtering module; Said low frequency filtering module is a kind of in LC filtration module, π filtration module, the RC filtration module.

3. the anti-appliance socket that overcharges according to claim 1; It is characterized in that: the main part of said button (3) is one section prism that is made up of insulator; Said armature (30) is fixed in the end of this section prism; Thickness is 5mm ~ 10mm, and the cross section of this armature (30) is identical with the shape of cross section of button (3).