CN203774555U - AC power supply socket - Google Patents
AC power supply socket Download PDFInfo
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- CN203774555U CN203774555U CN201420030941.5U CN201420030941U CN203774555U CN 203774555 U CN203774555 U CN 203774555U CN 201420030941 U CN201420030941 U CN 201420030941U CN 203774555 U CN203774555 U CN 203774555U
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Abstract
The utility model discloses an AC power supply socket which comprises a load interface used for connecting an external load, and a live wire and a zero line which are connected with the load interface, wherein the live wire or the zero line is serially connected with a protection switch, and both ends of the protection switch are connected with a warning circuit in parallel. The AC power supply socket can help the user in troubleshooting timely.
Description
Technical field
The utility model relates to socket field, in particular, relates to a kind of AC Power supply socket.
Background technology
The application of AC Power supply socket in life and work very extensively; in using socket; user often can use high-power electrical equipment to cause the situation of overload to occur; produce even short trouble, so just cause circuit heating, have huge potential safety hazard; therefore; a lot of sockets all can be connected in series protection switch in the line, when protection switch occurs the faults such as overload, short circuit at circuit, can automatically disconnect, and cut off the power supply of main circuit.But in socket power-off, user is failure judgement type accurately, fault cannot be got rid of in time, cause unnecessary loss.
Summary of the invention
Technical problem to be solved in the utility model is to provide the AC Power supply socket that a kind of user of help fixes a breakdown in time.
The purpose of this utility model is achieved through the following technical solutions:
A kind of AC Power supply socket, comprises the loading interfaces for connecting external loading, the live wire, the zero line that are connected with loading interfaces; On described live wire or zero line, be serially connected with protection switch, the two ends of described protection switch are parallel with warning circuit.
Further; described warning circuit comprises and converts alternating current to galvanic power transfer module and the alarm module for warning jack fault; described power transfer module comprises transformer and rectifier bridge; the input of described transformer is connected to the two ends of protection switch; and output is coupled to the input of rectifier bridge, the output of described rectifier bridge is coupled to described alarm module.
The direct current that the alternating current of relative risk and unsettled high pressure is converted to metastable low pressure, again to alarm module power supply, makes socket safer first, is second conducive to the work steady in a long-term of warning circuit.
Further, described alarm module comprises light-emitting diode, and described light-emitting diode is serially connected between the positive pole and negative pole of output of rectifier bridge.
When the main circuit that socket is connected transships, warning circuit is connected, diode sends warning light, so can point out the load of user's socket to cause overload fault, facilitate user to investigate fault, allow user that load is pulled up in time, avoid owing to cannot being confirmed whether that the overload fault that overload causes causes unnecessary loss.
Further, described alarm module comprises sound warning unit, is also serially connected with loud speaker and triode between the both positive and negative polarity of described rectifier bridge; Sound warning unit output is coupled to the base stage of triode, and the collector electrode of described triode is coupled to the positive pole of described rectifier bridge by described loud speaker, and discharge electrode is directly coupled to the negative pole of described rectifier bridge;
In the time that protection switch disconnects; power transfer module; rectifier bridge output dc voltage; driving sound warning cell operation; and warn unit by sound and regulate the output current of triode; output current drives loud speaker to send corresponding phonetic warning and so can point out the load of user's socket to cause overload fault, facilitate user to investigate fault, avoids owing to cannot being confirmed whether that the overload fault that overload causes causes unnecessary loss.
Further, described sound warning unit comprises voice integrated chip, oscillation resistance, load resistance and high-frequency filter capacitor, and described voice integrated chip comprises that vibration pin, high frequency trigger pin, voice output pin, anodal input pin and negative pole input pin; Described anodal input pin is coupled in the positive pole of described rectifier bridge, and described negative pole input pin is coupled in the negative pole of described rectifier bridge, and described phonetic warning chip burning in advance has the speech data of overload phonetic warning; Described vibration pin is coupled in the positive pole of described rectifier bridge by oscillation resistance; And described high frequency triggering pin is coupled in the positive pole of described rectifier bridge by load resistance, described high-frequency filter capacitor is connected in parallel on the two ends of described load resistance; Described voice integrated chip regulates the output current of triode by described voice output pin.
When the main circuit that socket is connected transships; protection switch disconnects; protection switch two ends form pressure reduction; warning circuit is connected, and voice integrated chip is according to the speech data prestoring, by voice output pin outputs level signals; then regulate the output current of triode; output current drives loud speaker to send the phonetic warning mating with speech data, and avoiding irregular sound warning to be takeed for is extraneous noise, and causes the delay of malfunction elimination.
Further, described alarm module comprises buzzer, and described buzzer is serially connected between the positive pole and negative pole of rectifier bridge.Buzzer is cheap, can reach again the effect of warning.
Further, described supply socket also comprises plug and hand switch, described hand switch and the series connection of described protection switch, and the fire line terminal of described plug is connected to the live wire end of loading interfaces by hand switch and protection switch; The zero terminal of described plug is directly connected to the zero line side of loading interfaces;
Plug switches on power, and after closed hand switch, the main circuit of socket is connected, and the load that is connected in described loading interfaces is given in power supply, and in the time that load is transshipped, described protection switch disconnects, and described warning circuit is connected, and sends overload warning.
Further, described supply socket also comprises plug and hand switch, and described protection switch comprises overload protective device, described hand switch and the series connection of described overload protective device, and described warning circuit is connected in parallel on the two ends of described overload protective device; The fire line terminal of described plug is connected to the live wire end of loading interfaces by hand switch and protection switch; The zero terminal of described plug is directly connected to the zero line side of loading interfaces; Described warning circuit comprises and converts alternating current to galvanic power transfer module and the alarm module for warning jack fault, described power transfer module comprises transformer and rectifier bridge, the input of described transformer is connected to the two ends of overload protective device, and output is coupled to the input of rectifier bridge, the output of described rectifier bridge is coupled to described alarm module; Described alarm module comprises light-emitting diode, and described light-emitting diode is serially connected between the both positive and negative polarity of output of rectifier bridge; Described alarm module also comprises sound warning unit, between the both positive and negative polarity of described rectifier bridge, be also serially connected with loud speaker and triode, sound warning unit output is coupled to the base stage of triode, the collector electrode of described triode is coupled to the positive pole of described rectifier bridge by described loud speaker, and discharge electrode is directly coupled to the negative pole of described rectifier bridge; Described sound warning unit comprises voice integrated chip, oscillation resistance, load resistance and high-frequency filter capacitor, and described voice integrated chip comprises that vibration pin, high frequency trigger pin, voice output pin, anodal input pin and negative pole input pin; Described anodal input pin is coupled in described positive pole, and described negative pole input pin is coupled in described negative pole, and described phonetic warning chip burning in advance has the speech data of overload phonetic warning; Described vibration pin is coupled in described positive pole by oscillation resistance; And described high frequency triggering pin is coupled in described positive pole by load resistance, described high-frequency filter capacitor is connected in parallel on the two ends of described load resistance; Described alarm module also comprises diode filter capacitor and triode filter capacitor, and described diode filter capacitor is connected in parallel on the two ends of described light-emitting diode, and described triode filter capacitor is connected in parallel between described voice output pin and negative pole;
Plug switches on power; after closed hand switch, the main circuit of socket is connected, and power supply is used to the load that is connected in described loading interfaces; in the time that load is transshipped; described protection switch disconnects, power transfer module work, rectifier bridge output dc voltage; drive voice integrated chip to convert the speech data prestoring to level signal; be coupled to the base stage of triode by voice output pin, regulate the output current of triode, output current drives loud speaker to send the phonetic warning mating with speech data.
Light warning coordinates phonetic warning, can reach better alarming effect, not be only applicable to ordinary people, even can warn and have defective vision and the bad user of hearing, reminding user investigation problem, avoids causing unnecessary loss because of overload so more timely.
Further, described supply socket also comprises plug and hand switch, and described protection switch comprises overload protective device, described hand switch and the series connection of described overload protective device, and described warning circuit is connected in parallel on the two ends of described overload protective device; The fire line terminal of described plug is connected to the live wire end of loading interfaces by hand switch and protection switch; The zero terminal of described plug is directly connected to the zero line side of loading interfaces; Described warning circuit comprises Switching Power Supply and the alarm module for warning jack fault, and the input of described Switching Power Supply is coupled to the two ends of described overload protective device, and output is coupled to described alarm module; Described alarm module comprises sound warning unit, between the negative pole of described Switching Power Supply, be also serially connected with loud speaker and triode, sound warning unit output is coupled to the base stage of triode, the collector electrode of described triode is coupled to the positive pole of described Switching Power Supply by described loud speaker, and discharge electrode is directly coupled to the negative pole of described Switching Power Supply; Described sound warning unit comprises voice integrated chip, oscillation resistance, load resistance and high-frequency filter capacitor, and described voice integrated chip comprises that vibration pin, high frequency trigger pin, voice output pin, anodal input pin and negative pole input pin; Described anodal input pin is coupled in described positive pole, and described negative pole input pin is coupled in described negative pole, and described phonetic warning chip burning in advance has the speech data of overload phonetic warning; Described vibration pin is coupled in described positive pole by oscillation resistance; And described high frequency triggering pin is coupled in described positive pole by load resistance, described high-frequency filter capacitor is connected in parallel on the two ends of described load resistance; Described supply socket also comprises light-emitting diode, described alarm module also comprises diode filter capacitor and triode filter capacitor, described diode filter capacitor is connected in parallel on the two ends of described light-emitting diode, and described triode filter capacitor is connected in parallel between described voice output pin and negative pole;
Plug switches on power; after closed hand switch, the main circuit of socket is connected, and power supply is used to the load that is connected in described loading interfaces; in the time that load is transshipped; described protection switch disconnects, power transfer module work, rectifier bridge output dc voltage; drive voice integrated chip to convert the speech data prestoring to level signal; be coupled to the base stage of triode by voice output pin, regulate the output current of triode, output current drives loud speaker to send the phonetic warning mating with speech data.
Unsettled alternating current is converted to high-quality direct current by Switching Power Supply, drives alarm module better to work, and so can better warn user, helps user to investigate timely fault, avoids unnecessary loss.
Further, described warning circuit comprises bulb, and described bulb is connected in parallel on the two ends of described protection switch.Do not need to add extra voltage transformation module, technique is simple, reduces production costs.
The utility model is owing to having increased warning circuit, and at ordinary times, protection switch is in normally off, and when access load, socket main circuit forms loop, powering load, and now, because protection switch is connected, because its two ends do not have voltage, warning circuit is not worked; In the time there is overload in loaded work piece; protection switch disconnects; main circuit disconnects, and protection switch becomes zero line near one end of load, and protection switch two ends exist pressure reduction; warning circuit work; send in time alarm signal, client receives alarm signal just can clearly know protection switch action, thereby removes as early as possible load; fix a breakdown, be conducive to reduce the loss that socket power-off causes.
Brief description of the drawings
Fig. 1 is the principle schematic of a kind of AC Power supply socket of the utility model;
Fig. 2 is the circuit diagram of a kind of AC Power supply socket embodiment mono-of the utility model;
The circuit diagram of a kind of AC Power supply socket embodiment bis-of Fig. 3 position the utility model.
Wherein: 1, alarm module; 2, power transfer module; 3, protection switch; 10, warning circuit; 11, sound warning unit; 12, light warning unit; 30, Switching Power Supply; L, live wire; N, zero line; PE, ground wire; K1, hand switch; FR, overload protective device; XP, plug; XS, loading interfaces; T, transformer; D, rectifier bridge; C1, diode filter capacitor; C2, high-frequency filter capacitor; C3, triode filter capacitor; R1, oscillation resistance; R2, load resistance; IC, voice integrated chip; OSC, vibration pin; TG, high frequency trigger pin; OUT, voice output pin; VDD, anodal input pin; VSS, negative pole input pin; VT, triode; B, loud speaker.
Embodiment
Fig. 1 is the principle schematic of a kind of AC Power supply socket of the utility model, and this AC Power supply socket comprises the loading interfaces XS for connecting external loading, the live wire L, the zero line N that are connected with loading interfaces XS; On described live wire L or zero line N, be serially connected with protection switch 3, the two ends of protection switch 3 are parallel with warning circuit 10, and described socket is also connected in ground wire PE.
Warning circuit 10 as above comprises and converts alternating current to galvanic power transfer module 2 and the alarm module 1 for warning jack fault, and alarm module 1 comprises sound warning unit 11 and light warning unit 12.
On live wire L as above, be also provided with the hand switch K1 cut-offfing for controlling socket, hand switch K1 is series at protection switch 3.
The utility model is owing to having increased warning circuit, and at ordinary times, protection switch is in normally off, and when access load, socket main circuit forms loop, powering load, and now, because protection switch is connected, because its two ends do not have voltage, warning circuit is not worked; In the time there is overload in loaded work piece; protection switch disconnects; main circuit disconnects, and protection switch becomes zero line near one end of load, and protection switch two ends exist pressure reduction; warning circuit work; send in time alarm signal, client receives alarm signal just can clearly know protection switch action, thereby removes as early as possible load; fix a breakdown, be conducive to reduce the loss that socket power-off causes.
Below in conjunction with accompanying drawing and preferred embodiment, the utility model is described in further detail.
Fig. 2 is the circuit diagram of a kind of AC Power supply socket embodiment mono-of the utility model, known in conjunction with Fig. 1, and this AC Power supply socket comprises the loading interfaces XS for connecting external loading, the live wire L, the zero line N that are connected with loading interfaces XS; On described live wire L, be serially connected with protection switch 3; the two ends of described protection switch 3 are parallel with warning circuit 10; this warning circuit 10 comprises and converts alternating current to galvanic power transfer module 2 and the alarm module 1 for warning jack fault; power transfer module 2 comprises transformer T and rectifier bridge D; the input of transformer T is connected to the two ends of protection switch; and output is coupled to the input of rectifier bridge D, the output of rectifier bridge D is coupled to described alarm module 1.
Supply socket as above also comprises plug XP and hand switch K1, and described protection switch 3 comprises overload protective device FR, hand switch K1 and described overload protective device FR series connection, the fire line terminal of plug is connected to the live wire end of loading interfaces by hand switch K1 and overload protective device FR, hand switch K1 and overload protective device FR are connected on live wire L; The zero terminal of plug is directly connected to the zero line side of loading interfaces by zero line N; Described plug is also provided with ground wire terminal; Hand switch K1 and overload protective device FR series connection, described warning circuit 10 is connected in parallel on the two ends of overload protective device FR; Plug switches on power, and closed hand switch K1, receives loading interfaces by external loading, can form work main circuit, and in the time of the work of main circuit overload, overload protective device disconnects, and protector two ends form voltage difference, connect warning circuit, send corresponding information warning.In the time that supply socket is mobile insert row, supply socket comprises hand switch, and when supply socket is fixed socket, during such as fixing fixed socket on the wall, supply socket can be provided with hand switch, also can not arrange.Certainly, the quantity of the loading interfaces of socket is also indefinite, can be arranged to as required different quantity, and meanwhile, loading interfaces can be two holes, can be also three holes, and, having a hole is earth connection when in three the hole.In addition, protection switch, except being arranged on live wire, also can be arranged on zero line.
Alarm module 1 as above comprises the light warning unit 12 that is provided with LED, and LED is serially connected between the positive pole and negative pole of output of rectifier bridge D; Alarm module 1 also comprises sound warning unit 11, between the positive pole of rectifier bridge D and negative pole, be also serially connected with loud speaker B and triode VT, sound warning unit 11 outputs are coupled to the base stage of triode VT, the collector electrode of triode VT is coupled to the positive pole of rectifier bridge D by loud speaker B, and discharge electrode is directly coupled to the negative pole of rectifier bridge D; Sound warning unit 11 comprises voice integrated chip IC, oscillation resistance R1, load resistance R2 and high-frequency filter capacitor C2, and voice integrated chip IC comprises that vibration pin OSC, high frequency trigger pin TG, voice output pin OUT, anodal input pin VDD and negative pole input pin VSS; Anodal input pin is coupled in the positive pole of rectifier bridge D, and negative pole input pin is coupled in the negative pole of rectifier bridge D, and the burning in advance of phonetic warning chip IC has the speech data of overload phonetic warning; Vibration pin OSC is coupled in the positive pole of rectifier bridge D by oscillation resistance R1; And high frequency triggering pin TG is coupled in the positive pole of rectifier bridge D by load resistance R2, high-frequency filter capacitor C2 is connected in parallel on the two ends of load resistance R2; Sound warning unit 11 is by described voice output pin OUT output phonetic warning signal, and phonetic warning signal amplifies by triode VT, and sends corresponding phonetic warning by loud speaker B; Alarm module 1 also comprises diode filter capacitor C1 and triode filter capacitor C3, and diode filter capacitor C2 is connected in parallel on the two ends of LED, and triode filter capacitor C3 is connected in parallel between described voice output pin OUT and the negative pole of rectifier bridge D;
Plug switches on power; after closed hand switch, the main circuit of socket is connected, and power supply is used to the load that is connected in described loading interfaces; in the time that load is transshipped; described protection switch disconnects, power transfer module work, rectifier bridge output dc voltage; drive voice integrated chip to convert the speech data prestoring to level signal; be coupled to the base stage of triode by voice output pin, regulate the output current of triode, output current drives loud speaker to send the phonetic warning mating with speech data.
Wherein, when the main circuit that socket is connected transships, warning circuit is connected, transformer is converted to the alternating current of input the AC low-tension electricity of 3V, and process the direct current that generates 3V through rectifier bridge, and coordinate the diode filter capacitor of 1000uF, drive light-emitting diode to send warning light; Simultaneously, oscillation resistance coordinates the high-frequency filter capacitor of 0.01uF, generate corresponding phonetic warning signal by vibration pin driving sound warning unit, model is the triode filter capacitor that 9013 triode coordinates 0.1uF, drive the loud speaker of (0.25W, 8 Ω) to send corresponding phonetic warning; Light warning coordinates phonetic warning, can reach better alarming effect, not be only applicable to ordinary people, even can warn and have defective vision and the bad user of hearing, reminding user investigation problem, avoids causing unnecessary loss because of overload so more timely.
Described alarm module 1 as above also can comprise buzzer, and described buzzer is serially connected between the positive pole and negative pole of rectifier bridge.Buzzer is cheap, can reach again the effect of warning.
Warning circuit 10 as above can also comprise bulb, and bulb is connected in parallel on the two ends of protection switch 3, directly uses AC-powered.Do not need to add extra voltage transformation module, technique is simple, reduces production costs.
Fig. 3 is the circuit diagram of a kind of AC Power supply socket embodiment bis-of the utility model, known in conjunction with Fig. 1, this AC Power supply socket, comprises the loading interfaces XS for connecting external loading, the live wire L, the zero line N that are connected with loading interfaces XS, and plug XP and hand switch K1; Described hand switch 3 comprises overload protective device FR, and the fire line terminal of plug is connected to the live wire end of loading interfaces by hand switch K1 and overload protective device FR, and hand switch K1 and overload protective device FR are connected on live wire L; The zero terminal of plug is directly connected to the zero line side of loading interfaces by zero line N, plug is also provided with ground wire terminal; The two ends of overload protective device FR are parallel with warning circuit 10; this warning circuit 10 comprises and converts alternating current to galvanic power transfer module 2 and the alarm module 1 for warning jack fault; power transfer module 2 comprises transformer T and rectifier bridge D; the input of transformer T is connected to the two ends of protection switch; and output is coupled to the input of rectifier bridge D, the output of rectifier bridge D is coupled to described alarm module 1.Plug switches on power, and closed hand switch K1, receives loading interfaces by external loading, can form work main circuit, and in the time of the work of main circuit overload, overload protective device disconnects, and protector two ends form voltage difference, connect warning circuit, send corresponding information warning.
Power transfer module 2 as above comprises Switching Power Supply 30, and the input of Switching Power Supply 30 is coupled to the two ends of the protection switch 3 that includes overload protective device FR, and the positive pole of Switching Power Supply 30 outputs and negative pole are coupled to alarm module 1; Alarm module 1 comprises sound warning unit 11, between the positive pole of Switching Power Supply 30 and negative pole, be also serially connected with loud speaker B and triode VT, sound warning unit 11 outputs are coupled to the base stage of triode VT, the collector electrode of triode VT is coupled to the positive pole of Switching Power Supply 30 by described loud speaker B, and discharge electrode is directly coupled to the negative pole of Switching Power Supply 30; Sound warning unit 11 comprises voice integrated chip IC, oscillation resistance R1, load resistance R2 and high-frequency filter capacitor C2, and voice integrated chip IC comprises that vibration pin OSC, high frequency trigger pin TG, voice output pin OUT, anodal input pin VDD and negative pole input pin VSS; Anodal input pin VDD is coupled to the positive pole of Switching Power Supply, and negative pole input pin VSS is coupled to the negative pole of Switching Power Supply, and the burning in advance of phonetic warning chip IC has the speech data of overload phonetic warning; Vibration pin OSC is coupled in described positive pole by oscillation resistance R1; And high frequency triggering pin TG is coupled in described positive pole by load resistance R2, high-frequency filter capacitor C2 is connected in parallel on the two ends of described load resistance R2; Sound warning unit 11 is by described voice output pin OUT output phonetic warning signal, and phonetic warning signal amplifies by triode VT, and sends corresponding phonetic warning by loud speaker B; This supply socket also comprises LED, alarm module 1 also comprises diode filter capacitor C1 and triode filter capacitor C3, described diode filter capacitor C1 is connected in parallel on the two ends of described LED, and triode filter capacitor C3 is connected in parallel between described voice output pin VSS and negative pole.Plug switches on power; after closed hand switch, the main circuit of socket is connected, and power supply is used to the load being connected in loading interfaces; in the time that load is transshipped; protection switch disconnects, Switching Power Supply work, output dc voltage; drive voice integrated chip to convert the speech data prestoring to level signal; be coupled to the base stage of triode by voice output pin, regulate the output current of triode, output current drives loud speaker to send the phonetic warning mating with speech data.Switching Power Supply can be converted to alternating current high-quality direct current, uses to supply with alarm module, and guarantee alarm module is effectively worked.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.
Claims (10)
1. an AC Power supply socket, is characterized in that, comprises the loading interfaces for connecting external loading, the live wire, the zero line that are connected with loading interfaces; On described live wire or zero line, be serially connected with protection switch, the two ends of described protection switch are parallel with warning circuit.
2. a kind of AC Power supply socket as claimed in claim 1; it is characterized in that; described warning circuit comprises and converts alternating current to galvanic power transfer module and the alarm module for warning jack fault; described power transfer module comprises transformer and rectifier bridge; the input of described transformer is connected to the two ends of protection switch; and output is coupled to the input of rectifier bridge, the output of described rectifier bridge is coupled to described alarm module.
3. a kind of AC Power supply socket as claimed in claim 2, is characterized in that, described alarm module comprises light-emitting diode, and described light-emitting diode is serially connected between the positive pole and negative pole of output of rectifier bridge.
4. a kind of AC Power supply socket as claimed in claim 2, is characterized in that, described alarm module comprises sound warning unit, is also serially connected with loud speaker and triode between the positive pole of described rectifier bridge and negative pole; Sound warning unit output is coupled to the base stage of triode, and the collector electrode of described triode is coupled to the positive pole of described rectifier bridge by described loud speaker, and discharge electrode is directly coupled to the negative pole of described rectifier bridge;
In the time that protection switch disconnects; power transfer module work, rectifier bridge output dc voltage, driving sound warning unit converts the speech data prestoring to level signal; regulate the output current of triode, output current drives loud speaker to send the phonetic warning mating with speech data.
5. a kind of AC Power supply socket as claimed in claim 4, it is characterized in that, described sound warning unit comprises voice integrated chip, oscillation resistance, load resistance and high-frequency filter capacitor, and described voice integrated chip comprises that vibration pin, high frequency trigger pin, voice output pin, anodal input pin and negative pole input pin; Described anodal input pin is coupled in the positive pole of described rectifier bridge, and described negative pole input pin is coupled in the negative pole of described rectifier bridge, and described phonetic warning chip burning in advance has the speech data of overload phonetic warning; Described vibration pin is coupled in the positive pole of described rectifier bridge by oscillation resistance; And described high frequency triggering pin is coupled in the positive pole of described rectifier bridge by load resistance, described high-frequency filter capacitor is connected in parallel on the two ends of described load resistance; Described voice integrated chip regulates the output current of triode by described voice output pin.
6. a kind of AC Power supply socket as claimed in claim 2, is characterized in that, described alarm module comprises buzzer, and described buzzer is serially connected between the positive pole and negative pole of rectifier bridge.
7. a kind of AC Power supply socket as claimed in claim 1, it is characterized in that, described supply socket also comprises plug and hand switch, described hand switch and the series connection of described protection switch, and the fire line terminal of described plug is connected to the live wire end of loading interfaces by hand switch and protection switch; The zero terminal of described plug is directly connected to the zero line side of loading interfaces; Described plug is also provided with ground wire terminal;
Plug switches on power, and after closed hand switch, the main circuit of socket is connected, and the load that is connected in described loading interfaces is given in power supply, and in the time that load is transshipped, described protection switch disconnects, and described warning circuit is connected, and sends overload warning.
8. a kind of AC Power supply socket as claimed in claim 1, it is characterized in that, described supply socket also comprises plug and hand switch, described protection switch comprises overload protective device, described hand switch and the series connection of described overload protective device, described warning circuit is connected in parallel on the two ends of described overload protective device; The fire line terminal of described plug is connected to the live wire end of loading interfaces by hand switch and protection switch; The zero terminal of described plug is directly connected to the zero line side of loading interfaces; Described plug is also provided with ground wire terminal; Described warning circuit comprises and converts alternating current to galvanic power transfer module and the alarm module for warning jack fault, described power transfer module comprises transformer and rectifier bridge, the input of described transformer is connected to the two ends of overload protective device, and output is coupled to the input of rectifier bridge, the output of described rectifier bridge is coupled to described alarm module; Described alarm module comprises light-emitting diode, and described light-emitting diode is serially connected between the positive pole and negative pole of output of rectifier bridge; Described alarm module also comprises sound warning unit, between the positive pole of described rectifier bridge and negative pole, be also serially connected with loud speaker and triode, sound warning unit output is coupled to the base stage of triode, the collector electrode of described triode is coupled to the positive pole of described rectifier bridge by described loud speaker, and discharge electrode is directly coupled to the negative pole of described rectifier bridge; Described sound warning unit comprises voice integrated chip, oscillation resistance, load resistance and high-frequency filter capacitor, and described voice integrated chip comprises that vibration pin, high frequency trigger pin, voice output pin, anodal input pin and negative pole input pin; Described anodal input pin is coupled in described positive pole, and described negative pole input pin is coupled in described negative pole, and described phonetic warning chip burning in advance has the speech data of overload phonetic warning; Described vibration pin is coupled in described positive pole by oscillation resistance; And described high frequency triggering pin is coupled in described positive pole by load resistance, described high-frequency filter capacitor is connected in parallel on the two ends of described load resistance; Described alarm module also comprises diode filter capacitor and triode filter capacitor, and described diode filter capacitor is connected in parallel on the two ends of described light-emitting diode, and described triode filter capacitor is connected in parallel between described voice output pin and negative pole;
Plug switches on power; after closed hand switch, the main circuit of socket is connected, and power supply is used to the load that is connected in described loading interfaces; in the time that load is transshipped; described protection switch disconnects, power transfer module work, rectifier bridge output dc voltage; drive voice integrated chip to convert the speech data prestoring to level signal; be coupled to the base stage of triode by voice output pin, regulate the output current of triode, output current drives loud speaker to send the phonetic warning mating with speech data.
9. a kind of AC Power supply socket as claimed in claim 1, it is characterized in that, described supply socket also comprises plug and hand switch, described protection switch comprises overload protective device, described hand switch and the series connection of described overload protective device, described warning circuit is connected in parallel on the two ends of described overload protective device; The fire line terminal of described plug is connected to the live wire end of loading interfaces by hand switch and protection switch; The zero terminal of described plug is directly connected to the zero line side of loading interfaces; Described plug is also provided with ground wire terminal; Described warning circuit comprises Switching Power Supply and the alarm module for warning jack fault, and the input of described Switching Power Supply is coupled to the two ends of described overload protective device, and output is coupled to described alarm module; Described alarm module comprises sound warning unit, between the positive pole of described Switching Power Supply and negative pole, be also serially connected with loud speaker and triode, sound warning unit output is coupled to the base stage of triode, the collector electrode of described triode is coupled to the positive pole of described Switching Power Supply by described loud speaker, and discharge electrode is directly coupled to the negative pole of described Switching Power Supply; Described sound warning unit comprises voice integrated chip, oscillation resistance, load resistance and high-frequency filter capacitor, and described voice integrated chip comprises that vibration pin, high frequency trigger pin, voice output pin, anodal input pin and negative pole input pin; Described anodal input pin is coupled in described positive pole, and described negative pole input pin is coupled in described negative pole, and described phonetic warning chip burning in advance has the speech data of overload phonetic warning; Described vibration pin is coupled in described positive pole by oscillation resistance; And described high frequency triggering pin is coupled in described positive pole by load resistance, described high-frequency filter capacitor is connected in parallel on the two ends of described load resistance; Described supply socket also comprises light-emitting diode, described alarm module also comprises diode filter capacitor and triode filter capacitor, described diode filter capacitor is connected in parallel on the two ends of described light-emitting diode, and described triode filter capacitor is connected in parallel between described voice output pin and negative pole;
Plug switches on power; after closed hand switch, the main circuit of socket is connected, and power supply is used to the load that is connected in described loading interfaces; in the time that load is transshipped; described protection switch disconnects, Switching Power Supply work, output dc voltage; described voice integrated chip converts the speech data prestoring to level signal; be coupled to the base stage of triode by voice output pin, regulate the output current of triode, output current drives loud speaker to send the phonetic warning mating with speech data.
10. a kind of AC Power supply socket as claimed in claim 1, is characterized in that, described warning circuit comprises bulb, and described bulb is connected in parallel on the two ends of described protection switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420030941.5U CN203774555U (en) | 2014-01-17 | 2014-01-17 | AC power supply socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420030941.5U CN203774555U (en) | 2014-01-17 | 2014-01-17 | AC power supply socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203774555U true CN203774555U (en) | 2014-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420030941.5U Expired - Fee Related CN203774555U (en) | 2014-01-17 | 2014-01-17 | AC power supply socket |
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| Country | Link |
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| CN (1) | CN203774555U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106370895A (en) * | 2016-09-14 | 2017-02-01 | 国家电网公司 | High-voltage test power source control device |
| CN106918761A (en) * | 2017-04-15 | 2017-07-04 | 三门县职业中等专业学校 | A kind of short-circuit protection diagnostic equipment |
-
2014
- 2014-01-17 CN CN201420030941.5U patent/CN203774555U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106370895A (en) * | 2016-09-14 | 2017-02-01 | 国家电网公司 | High-voltage test power source control device |
| CN106918761A (en) * | 2017-04-15 | 2017-07-04 | 三门县职业中等专业学校 | A kind of short-circuit protection diagnostic equipment |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20160117 |
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| EXPY | Termination of patent right or utility model |