CN202856095U

CN202856095U - Multifunctional safety socket

Info

Publication number: CN202856095U
Application number: CN 201220456041
Authority: CN
Inventors: 蒋海波
Original assignee: HUNAN AOMENG ELECTRICITY CO Ltd
Current assignee: HUNAN AOMENG ELECTRICITY CO Ltd
Priority date: 2012-09-07
Filing date: 2012-09-07
Publication date: 2013-04-03
Anticipated expiration: 2022-09-07

Abstract

The utility model provides a multifunctional safety socket, which comprises a shell and a jack group arranged on the shell. A human body induction circuit, a detection switch, a relay output circuit and a power supply circuit are arranged in the shell. The power supply is connected with a live line and a zero line. When the human body induction circuit does not detect the existence of human bodies around the jack group, and the detection switch detects that a plug is respectively inserted into a live line jack and a zero line jack at the same time, the jack group is connected with a power supply. The socket also comprises a power supply conversion circuit used for converting AC into DC, and a DC output interface. The power supply conversion circuit is connected with the live line and the zero line. The DC output interface is connected with the power supply conversion circuit. In this way, the multifunctional safety socket is higher in safety performance and can also output DC. Therefore, the practicability of the multifunctional safety socket is greatly improved.

Description

Multi-functional safe socket

Technical field

The utility model relates to the safe practice of socket, relates in particular to a kind of Multi-functional safe socket.

Background technology

Socket is electrical connection indispensable in modern's productive life.Existing socket is that the electrode contact blade in the socket directly is connected with power line mostly, and the plug by electrical equipment directly contacts the purpose that reaches the connection power supply with electrode contact blade in use.This socket is directly or indirectly run into by staff easily because electrode contact blade is charged all the time, causes electric shock accidents.In addition, if with conductor socket is mispluged, that also is easy to cause electric shock accidents.Therefore, the security performance of existing socket has much room for improvement mostly.In addition; although some are also arranged with the safety protection function socket on the market; be the electric shock preventing socket circuit of CN101859964A and the intelligent electric-shock protection socket based on infrared detection that the patent No. is CN101752749A such as the patent No.; but it is complex structure often; adopt the Single Chip Microcomputer (SCM) system cost high, and can not satisfy the demand of multifunction.

In summary, existing anti-electric shock socket obviously exists inconvenience and defective in actual use, so be necessary to be improved.

The utility model content

For above-mentioned defective, the purpose of this utility model is to provide a kind of Multi-functional safe socket, and it can not only guarantee user's safety, and practicality is improved in all right output DC source.

To achieve these goals, the utility model provides a kind of Multi-functional safe socket, comprise housing and the insertion hole groups of being located at housing, described insertion hole groups comprises the firewire jack that connects live wire and the zero line jack that is connected zero line at least, described socket also comprises for detection of the body induction circuit that whether has human body to exist around the described socket, for detection of the sense switch that has or not plug to insert in the described insertion hole groups, be used for existing information and plug insertion information to control the outputting circuit for relay of described insertion hole groups break-make power supply and the power supply circuits that are used for providing power supply according to described human body, described power supply circuits are connected in live wire and zero line, around described body induction circuit detects described insertion hole groups, human body is not arranged, and described sense switch detects when having simultaneously plug to insert in described firewire jack and the zero line jack, described insertion hole groups plugged, described socket also comprises for alternating current being converted to galvanic power-switching circuit and direct current output interface, described power-switching circuit is connected in described live wire and zero line, and described direct current output interface is connected in described power-switching circuit.

According to Multi-functional safe socket of the present utility model, described body induction circuit is the infrared human body sensor circuit.

According to Multi-functional safe socket of the present utility model, described power-switching circuit comprises for the 220V alternating current being converted to galvanic the first change-over circuit of 19V, and the 220V alternating current is converted to galvanic the second change-over circuit of 5V.

According to Multi-functional safe socket of the present utility model, described sense switch comprises push rod, spring and button, described push rod one end leans with described spring and button respectively, the other end extends to respectively firewire jack and the zero line jack of described insertion hole groups, under plug insertion state, described push rod withstands described button via described Spring driving.

According to Multi-functional safe socket of the present utility model, described direct current output interface comprises the first output interface that connects described the first change-over circuit and the second output interface that is connected described the second change-over circuit.

According to Multi-functional safe socket of the present utility model, described the first output interface or the second output interface are USB interface.

According to Multi-functional safe socket of the present utility model, described housing comprises cooperatively interact fixing upper shell and lower house, and described upper shell and lower house joint are arranged with case ring.

According to Multi-functional safe socket of the present utility model, described socket is fixing type socket or mobile jack.

Whether the utility model is by there being human body to exist around the body induction circuit test socket, and insertion hole groups has sense switch, the plug that can detect simultaneously firewire jack and zero line jack inserts information, around socket, exist without human body, and when all having plug to insert, two jacks of insertion hole groups just by the control plugged of outputting circuit for relay, guaranteed whereby socket user's safety.Better, socket also is provided with power-switching circuit, electric main can be converted to direct current output, makes the functional diversities of socket, has higher practicality.

Description of drawings

Fig. 1 is the principle assumption diagram of Multi-functional safe socket of the present utility model;

Fig. 2 is the external structure of an embodiment of Multi-functional safe socket of the present utility model;

Fig. 3 is the structural representation of the power-switching circuit of an embodiment of the present utility model;

Fig. 4 is the sectional structure schematic diagram of the Multi-functional safe socket of the utility model one embodiment.

Embodiment

In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.

Referring to Fig. 1 and Fig. 2, the utility model provides a kind of Multi-functional safe socket 100, it has a housing and is located at the insertion hole groups 40 of housing, and insertion hole groups 40 comprises the firewire jack 101 that connects live wire, zero line jack 102 and the ground wire jack 103 of connection zero line, and the circuit structure of socket comprises:

Body induction circuit 10, whether for detection of there being human body to exist around the socket 100, these body induction circuit 10 preferred employings are released infrared body induction circuit based on heat.

Sense switch 20, for detection of whether there being plug to insert in the insertion hole groups 40, in the utility model, firewire jack 101 and zero line jack 102 each corresponding sense switch 20.For the Three-hole socket that comprises N hole (zero line jack) 102 or L hole (firewire jack) 101 and E hole (protection ground wire jack) 103; sometimes having conductor misplugs into N hole 101 or L hole 102; also sometimes because the situation that three holes are inserted conductor or plug simultaneously appears in misoperation, sense switch 20 can detect the concrete insertion situation of plug.

Outputting circuit for relay 30 is used for existing the plug insertion information of information and insertion hole groups 40 to control the break-make of insertion hole groups 40 power supplys according to human body.Preferably, outputting circuit for relay 30 of the present utility model comprises a disconnecting relay, and this disconnecting relay has forceful electric power electrical isolation characteristic, and namely each electric hole disconnecting relay when not having plug to insert is in not operating state, and each electric hole is not charged.When having plug to insert, the N hole 101 of socket, L hole 102 and touch point three realize and logic that the disconnecting relay action makes the plug normal power supply, and when plug was extracted, circuit automatically reset to the electrical isolation state.In concrete the application, around body induction circuit 10 detects socket, do not have human body, and when all having plug to insert in two jacks of insertion hole groups 40, outputting circuit for relay 30 is just controlled the power supply of connection insertion hole groups 40.

Power supply circuits 50 are used to each circuit that working power is provided, and these power supply circuits 50 connect live wire and zero line, and civil power is carried out being transported to each operating circuit after transformation is processed.

Power-switching circuit 60 connects outside live wire and zero line, exports after alternating current is converted to direct current.Concrete, what live wire and zero line provided is the 220V electric main, power-switching circuit 60 can be converted into multiple direct current output.Such as, in the specific embodiment of the present utility model, power-switching circuit 60 comprises the first change-over circuit 61 and the second change-over circuit 62, the first change-over circuit 61 can be converted to the 220V alternating current 19V direct current and output, and the second change-over circuit 62 can be converted to the 220V alternating current output of 5V direct current.Can satisfy easily whereby the need for electricity of various electrical equipment and digital product, save the resource distribution of electrical equipment.In conjunction with the concrete structure schematic diagram of power-switching circuit shown in Figure 3, it has a rectification chip KBP206, interchange is converted to direct current after, carry out voltage transitions by transformer T again and obtain the output of corresponding direct current.

Multi-functional safe socket 100 of the present utility model can be fixing type socket, also can be mobile jack, and it has the direct current output interface 70 that connects power-switching circuit 60.Preferably, direct current output interface 70 comprises the first output interface 71 and the second output interface 72, wherein: the first output interface 71 connects the first change-over circuit 61, be used for output 19V direct current, the second output interface 72 connects the second change-over circuit 62, be used for output 5V direct current, and this second output interface 72 be USB interface, increase whereby the convenience of user's use.

Fig. 4 is the cutaway view of the utility model Multifunctional electricshock preventing socket one embodiment, and the housing of Multi-functional safe socket 100 comprises the upper shell that is fixed 1 and the lower house 2 that interfixes, and upper shell 1 and lower house 2 joints are arranged with case ring 3.In this embodiment, sense switch 20 comprises push rod 4, spring 5 and button 6, and push rod 4 one ends lean with button 6 respectively, and the other end extends to respectively N hole 101 and the L hole 102 of insertion hole groups, and spring 5 one ends are fixed in enclosure interior, and the other end connects push rod 4.When attaching plug inserted, plug was promoted and is driven push rod 4, and push rod 4 closely withstands button 6, know that whereby plug inserts information, when attaching plug inserts fully, the user leaves the socket certain limit, body induction circuit 10 is responded to less than behind the human body circuit turn-on, conducting after perhaps delaying time several seconds.

Need to prove, among the embodiment of the present utility model, Multi-functional safe socket 100 can comprise a plurality of insertion hole groups 40, corresponding a plurality of sense switches 20 and the outputting circuit for relay 30 of being provided with is controlling the on/off of corresponding insertion hole groups 40, and the insertion hole groups of having switched on is not subjected to the impact of other insertion hole groups plug.

In sum, whether the utility model is by there being human body to exist around the body induction circuit test socket, and insertion hole groups has sense switch, the plug that can detect simultaneously firewire jack and zero line jack inserts information, around socket, exist without human body, and when all having plug to insert, two jacks of insertion hole groups just by the control plugged of outputting circuit for relay, guaranteed whereby socket user's safety.Better, socket also is provided with power-switching circuit, electric main can be converted to direct current output, makes the functional diversities of socket, has higher practicality.

Certainly; the utility model also can have other various embodiments; in the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the utility model.

Claims

1. Multi-functional safe socket, comprise housing and the insertion hole groups of being located at housing, described insertion hole groups comprises the firewire jack that connects live wire and the zero line jack that is connected zero line at least, described socket also comprises for detection of the body induction circuit that whether has human body to exist around the described socket, for detection of the sense switch that has or not plug to insert in the described insertion hole groups, be used for existing information and plug insertion information to control the outputting circuit for relay of described insertion hole groups break-make power supply and the power supply circuits that are used for providing power supply according to described human body, described power supply circuits are connected in live wire and zero line, around described body induction circuit detects described insertion hole groups, human body is not arranged, and described sense switch detects when having simultaneously plug to insert in described firewire jack and the zero line jack, described insertion hole groups plugged, it is characterized in that, described socket also comprises for alternating current being converted to galvanic power-switching circuit and direct current output interface, described power-switching circuit is connected in described live wire and zero line, and described direct current output interface is connected in described power-switching circuit.

2. Multi-functional safe socket according to claim 1 is characterized in that, described body induction circuit is the infrared human body sensor circuit.

3. Multi-functional safe socket according to claim 1 is characterized in that, described power-switching circuit comprises for the 220V alternating current being converted to galvanic the first change-over circuit of 19V, and the 220V alternating current is converted to galvanic the second change-over circuit of 5V.

4. Multi-functional safe socket according to claim 1, it is characterized in that, described sense switch comprises push rod, spring and button, described push rod one end leans with described spring and button respectively, the other end extends to respectively firewire jack and the zero line jack of described insertion hole groups, under plug insertion state, described push rod withstands described button via described Spring driving.

5. Multi-functional safe socket according to claim 3 is characterized in that, described direct current output interface comprises the first output interface that connects described the first change-over circuit and the second output interface that is connected described the second change-over circuit.

6. Multi-functional safe socket according to claim 5 is characterized in that, described the first output interface or the second output interface are USB interface.

7. Multi-functional safe socket according to claim 1 is characterized in that, described housing comprises cooperatively interact fixing upper shell and lower house, and described upper shell and lower house joint are arranged with case ring.

8. Multi-functional safe socket according to claim 1 is characterized in that, described socket is fixing type socket or mobile jack.