CN2377741Y

CN2377741Y - Socket

Info

Publication number: CN2377741Y
Application number: CN99208314U
Authority: CN
Inventors: 蔡钲松; 陈志宏; 刘金春; 陈勇君; 张茂勇
Original assignee: PULIYANG SCIENCE AND TECHNOLOGY Co Ltd
Current assignee: PULIYANG SCIENCE AND TECHNOLOGY Co Ltd
Priority date: 1999-04-16
Filing date: 1999-04-16
Publication date: 2000-05-10
Anticipated expiration: 2009-04-16

Abstract

The utility model relates to a socket, which is provided with a power plug and the socket, wherein, the inner part of the power plug is provided with a circuit board having an alarming circuit of overload protection. Buzzers and a plurality of load condition indicating lamps which are arranged on the utility model are slightly extended from the surfaces of the plug. When the socket is in load, existing load conditions of the socket can be gotten from the light times of the indicating lamps. When the load arrives at the highest limit of the socket, the buzzers can send alarming sound to remind users to regulate the load. The electrical safety of the electric appliance appliances is maintained; the socket is provided with a timer, and the timer can make the load on the socket cut off the power on schedule to prevent the electrical dangerous caused by forgotten pulling load when people go out from happening.

Description

Socket

The utility model relates to a kind of socket, particularly a kind ofly has the supply socket that shows load and overload alarm function concurrently, for the user when the load too high, suitably adjust electrical equipment electricity consumption situation, and socket is provided with timer, can cut off the electricity supply in appropriate time after the startup, to safeguard the fail safe of electricity consumption.

Electricity usage is general now; supply socket is seen everywhere; general known socket connects a power line with a jack body mostly; and on jack body, establish with a plurality of jacks; plug for different electrical equipment; but this simple type socket is often because of the electricity consumption load too high of electrical equipment; and make the battery main switch escape; cause and use inconvenience; therefore; some socket adds fuse or no-fuse switch in its inside; when making load abnormal; by the fusing of fuse or the escape of switch; guarantee the safety of electricity consumption; but Prevention is better than cure; if because of overload must be changed fuse often; the user had not promptly learnt before fuse fused if load is too many; and can reduce some loads with protection electrical equipment at once; for addressing the above problem; this creator is in the patent of No. 314262 " can detect the socket of load " in the previous notification number of applying for; the overload alarm function is provided; for the user provides fail safe and convenience, trigger wire cocks off though these structures can prevent overload, but it is too high to differentiate which kind of electric appliance load that socket plugs; so that do suitable strain; and, usually when going out, forget the load plug of extracting on the socket, and cause fire because people are busy with one's work mostly now; especially use the contour load appliance of electric iron, its incidence is higher.

Main purpose of the present utility model is to provide a kind of supply socket with electric-using time recording, demonstration load condition and overload alarm function.

For the utility model that achieves the above object is taked following measure:

Socket of the present utility model comprises attaching plug and socket, and attaching plug is built-in with the circuit board of tool overload protection warning circuit, and circuit board also is connected a fuse, it is characterized in that:

Circuit board is provided with the power supply indicator that protrudes in the attaching plug surface slightly, at least two load condition indicator lights, buzzer, and it is connected with the overload protection warning circuit; Socket one side is provided with timer, and it is connected with the power supply of socket.

Wherein, described load condition indicator light can be light-emitting diode display or LCD display.

Wherein, described load condition indicator light placement can be decorated with the high cue mark that rises of gradient type.

Wherein, described attaching plug and socket one system are made as the panel shape.

Wherein, can be provided with jack base in the described attaching plug.

Reaching accompanying drawing in conjunction with the embodiments is described in detail as follows architectural feature of the present utility model:

The accompanying drawing simple declaration:

Fig. 1: three-dimensional combination schematic diagram of the present utility model.

Fig. 2: perspective exploded view of the present utility model.

Fig. 3: user mode schematic diagram of the present utility model.

Fig. 4,5: the schematic diagram of plug in the utility model.

Fig. 6: the utility model is made as the tabular embodiment schematic diagram of one side.

Fig. 7: the circuit diagram that load shows in the utility model.

Fig. 8: the circuit diagram that regularly cuts off the power supply in the utility model.

Please consult Fig. 1 simultaneously, shown in 2, it is the schematic diagram of a socket 10 of the present utility model, socket 10 extends a lead 11 and is connected with an attaching plug 20, attaching plug 20 is by loam cake 21, lower cover 22 combined forming, storing one has the circuit board 30 of overload protection warning circuit in the plug 20, circuit board 30 is provided with buzzer 31, several LED light 32 and power supply indicator 33,

indicator light

32,33 appear slightly outside loam cake 21, circuit on the circuit board 30 is connected with the lead of socket 11, and connect a fuse 34, fuse 34 is connected with the pin 35 of plug 20, when socket 10 power consumptions surpass rated current, fuse 34 just can fuse and cut off the electricity supply, to safeguard the safety of electrical equipment, and the mode that changes the outfit of fuse 34, mainly insert in the hollow sleeve 341 of an electric conducting material, hollow sleeve 341 is subjected to loam cake 21, the clamping of lower cover 22 and fixing, the openend of hollow sleeve 341 also screws obturation with a knob 342, can mat to open knob 342 and fuse 34 taking-ups after directly will fuse, in order to changing the outfit new fuse 34; Be provided with jack base 36 in the attaching plug 20 in addition, can be for plugging mini light night.

Please consult Fig. 1 simultaneously; 3; 7; 8; when the utility model uses in reality; but mat attaching plug 20 inserts in the supply socket of wall; and power supply indicator 33 is connected with fuse 34; whether import to show present power supply; top jack base 36 can plug mini light night 40; when socket 10 grafting loads; but the overload protection warning circuit of drive circuit board 30 then; LED light 32 is lighted according to the size of load state; that is load the more the number that lights of LED light 32 is the more; and LED light 32 tops also can be decorated with the high cue mark 37 that rises of gradient type; learn present load state in order to the user is visual, prescribe a time limit that then buzzer 31 can produce the caution sound automatically if socket 10 arrives in the load; remind the user to reduce load; safeguarding the safety of electrical equipment, and loam cake 21 outer surfaces of attaching plug 20 can be decorated with corresponding literal; pattern etc., and can have advertisement benefit.

Socket 10 1 sides are provided with a timer 12 in addition, after being pressed and starting, it can behind appropriate time, cut off the power supply of socket 10, pull out the electricity consumption danger that load causes because of forgetting in the time of can avoiding the user to go out, especially use as during the circuit of high capacities such as electric iron, the timing automatic of the present utility model effect of cutting off the power supply becomes more important.

See also Fig. 4,5, the utility model is used for showing that the LED light of loading level also can change display such as numeric type, the color type etc. that are made as the LCD formula, the easier user mode of knowing load of user.

See also Fig. 6, plug and socket of the present utility model more can a system be made as the panel shape, and directly is fixed on the wall.

As shown in Figure 7, it is the circuit diagram that load shows in the utility model, and power input (IN), the insertion groove on the socket 10 that pin 35 connects in the drawings connect power input (OUT); This circuit connects 31,6 LED light 32 of buzzer; Fuse 34 is connected in the power circuit, when input current surpasses by rated current, fuse 34 fuses automatically and cuts off the electricity supply, not over proof electric current drops to the magnitude of voltage of allowing through reduction voltage circuit 51 earlier, and drive a start-up circuit 52, when different electric currents passes through comparison circuit 53, can produce the voltage of different sizes, and then the demonstration number of control LED light 32, be beneficial to the visual present load state of user, if when input current arrives the upward elder generation of load, then buzzer 31 will produce the caution sound automatically.

As shown in Figure 8, the circuit diagram that regularly cuts off the power supply in the utility model.Wherein power pin is the power supply input (AC-IN) among the figure, the power pin insertion groove is the power supply output (OUT1, OUT2) among the figure, power supply is by the input of AC-IN end, earlier through a comparative voltage circuit 61, make a counting circuit 62 produce the effect that resets, after counting, timing, drive an ON, OFF control circuit 63, to open and close the connection of electric current, reach the timing effect of outage automatically.

Compared with prior art, the utlity model has following effect:

Owing to be provided with a tool overload protection warning circuit in the attaching plug in the utility model Circuit board, circuit board are provided with buzzer, several LED lights of sending alarm signal, Prescribe a time limit if socket surpasses in the load, then buzzer can produce warning sound, with reminding user Reduce the socket load, and socket is provided with timer, can be in the appropriate time internal cutting off after the startup The load power source of socket, the usefulness because forgetting that the load of choosing causes in the time of can avoiding the user to go out Electricity is dangerous.

Comprehensive the above, load condition shows the utility model except having, overload caution merit Outside the energy, have more the effect of timing cutting power, can guarantee Electrical Safety.

More than narration is to borrow preferred embodiment that architectural feature of the present utility model is described, is not Be used for limiting protection domain of the present utility model.

Claims

1, a kind of socket comprises attaching plug and socket, and attaching plug is built-in with the circuit board of tool overload protection warning circuit, and circuit board also is connected a fuse, it is characterized in that:

2, socket according to claim 1 is characterized in that, described load condition indicator light is a light-emitting diode display.

3, socket according to claim 1 is characterized in that, described load condition indicator light is a LCD display.

4, socket according to claim 1 is characterized in that, described load condition indicator light placement is decorated with the high cue mark that rises of gradient type.

According to each described socket in the claim 1～4, it is characterized in that 5, described attaching plug and socket one system are made as the panel shape.

6, according to each described socket in the claim 1～4, it is characterized in that, be provided with jack base in the described attaching plug.

7, socket according to claim 5 is characterized in that, is provided with jack base in the described attaching plug.