CN2282277Y - Safety power source socket for protective household electric appliance - Google Patents
Safety power source socket for protective household electric appliance Download PDFInfo
- Publication number
- CN2282277Y CN2282277Y CN 96223591 CN96223591U CN2282277Y CN 2282277 Y CN2282277 Y CN 2282277Y CN 96223591 CN96223591 CN 96223591 CN 96223591 U CN96223591 U CN 96223591U CN 2282277 Y CN2282277 Y CN 2282277Y
- Authority
- CN
- China
- Prior art keywords
- socket
- jack
- control
- elastic plate
- household electrical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model relates to a power source socket. The utility model is composed of a bounce socket and a control socket which are assembled with each other. The bounce socket is provided with a casing, the panel of the casing is provided with a jack, the inner part of the jack is provided with an electric conduction inserting piece which is connected with the power source of the commercial power, and the inner part of the casing is provided with an elastic plate. The elastic plate is similar to a cantilever beam, and one end of the elastic plate is connected with the inner side surface of one end of the casing. A spring is positioned under the elastic plate, the cantilever end of the elastic plate is clamped by a movable push rod, the movable push rod is controlled by the magnetic field of an electric magnet, the magnetic field of the electric magnet is controlled by a control circuit of the control socket, and a jack is arranged at the panel of the casing of the control socket and is utilized to enable a plug of a domestic appliance to insert. An overload protection circuit, an overvoltage protection circuit and a time delay protection circuit are arranged at the control circuit; thus, under the various states, the protection function can be realized, and the lightning stroke can be prevented.
Description
The utility model relates to a kind of safety power source plug socket of protecting household electrical appliance.
The safeguard protection of household electrical appliance is problems that people are concerned about, also is the technical long-term problem that needs discussion.
The purpose of this utility model provides a kind of supply socket of protecting household electrical appliance safety, and when household electrical appliance did not use, attaching plug can be jumped out socket automatically, prevents thunderbolt.
For the television set reception antenna, also throw off when television set is stopped using especially, equally also prevent the thunderbolt that caused by reception antenna, this is an another goal of the invention of the present utility model.
The technical solution of the utility model is: the supply socket of protection household electrical appliance safety; there are spring socket and control socket two parts synthetic; the two can be split type; become two sockets of two independent separate; it also can be composite type; two socket unifications are arranged in the shell, become a sub-assembly.The spring socket has shell, jack is arranged on the housing face-plate, the conduction inserted sheet that connects mains supply is arranged in the jack, flexible plate in the shell, elastic plate is similar in appearance to overhanging beam, one end is connected shell one end medial surface, under the elastic plate spring is arranged, the elastic plate cantilever end is blocked by movable push rod, and movable push rod is by the magnetic field control of electromagnet, the magnetic field of electromagnet has the jack that inserts for home electric appliance plug by the control circuit control in the control socket on the control jack housing panel.
During use, the attaching plug of household electrical appliance inserts in the jack of control socket, the attaching plug of control socket inserts in the jack of spring socket, when household electrical appliance are stopped using, control circuit in the control socket makes the electromagnet conduction in the spring socket produce magnetic field movable push rod is drawn back, and the restoring force of elastic plate lower spring makes bullet on the elastic plate cantilever end, and the plug in the insertion resilient socket jack of control socket is ejected, make household electrical appliance be in the state that breaks away from power supply, finish the invention task.
In the spring socket, respectively connect an electric capacity between the lead with being connected of mains supply, the other end of two electric capacity (promptly) has television receiving antenna, that is to say television receiving antenna, be the electric antenna jack that inputs to the control socket by civil power two leads, insert when television set reception antenna plug uses in the corresponding jack of control socket.When television set was stopped using, because the plug of control socket is jumped out the spring socket, antenna was also thrown off, and finishes the invention task.
Fig. 1 is the embodiment of the safety socket of split type protection household electrical appliance.
Fig. 2 is spring socket embodiment.
Fig. 3 is the embodiment of spring receptacle sockets structure.
Fig. 4 is the embodiment of spring socket panel.
Fig. 5 is the control circuit of control socket.
Fig. 6 is a wire connection structure in the spring socket.
Be described in detail the utility model below in conjunction with accompanying drawing.
The safety socket of protection household electrical appliance has spring socket (11) and control socket (12) two partly to synthesize; the two can be that split stand alone type (Fig. 1) is divided into two separate components; also can be combined in the shell and form composite type; spring socket (11) has shell (1); shell has panel (13); jack (2) is arranged on the panel; (3); have in the jack connect mains supply conduction inserted sheet (10) (Fig. 3); flexible plate (4) in the shell; elastic plate is similar in appearance to cantilever beam; one end is connected shell one end medial surface; the cantilever end of elastic plate (4) is blocked by movable push rod (8); movable push rod (8) has jack (21) and antenna jack (22) for the attaching plug insertion of household electrical appliance by the electromagnetic field control (Fig. 2) of electromagnet (7) on control socket (12) panel.The control socket has plug (14), inserts in the jack of spring socket (11), is connected between the lead with mains supply two in the spring socket (11), and each connects a capacitor C
0', two leads and C
0' an end link to each other, the other end of two electric capacity connects television receiving antenna (25) (Fig. 6), antenna enters from the hole (5) of spring socket (11) shell, is fixed between two electric capacity.
The jack of spring socket (11) is three pore structures, is to connect city's power supply.The plug (14) of control socket (12) also is a three-pin plug, about two pin (15) be to insert jack (2), turn-on power.Middle pin is a rebound pin (16), inserts jack (3), and the cantilever end of elastic plate (4) promptly withstands this pin (16) ejects plug (14).On the rebound pin conducting strip (17) is arranged, insert the back and contact conducting with the electromagnetism iron wire bag contact (9) of spring socket (11), the line bag other end links to each other with the power supply center line.(Fig. 6)
On control socket (12) panel supply hub (21) and antenna jack (22) are arranged, this jack can have a plurality of, uses (Fig. 1) simultaneously for many household electrical appliance.Also have indicator light (23) and adjuster (24) on the panel, the control circuit in the control socket (12) is partly formed by detecting, judge, trigger three, and testing circuit is by resistance R
1, R
2, diode D
5, D
6, capacitor C
1, potentiometer W
2, triode T
2Constitute, decision circuitry is that integrated package Ic is 555 circuit, and circuits for triggering are voltage-stabiliser tube DW
2, DW
3, triode T
3, controllable silicon SCR
9Constitute (Fig. 5), when household electrical appliance normally use, R
1Pressure drop is arranged, R
2Through D
6Make C
1Discharge and recharge, through W
2, T
2Conducting, T
2Collector electrode is in low level, and Ic2,6 pin level descend, and 3 pin are in high level, voltage-stabiliser tube DW
2Because not conducting of undertension, circuits for triggering do not trigger, the no magnetic field of electromagnet (7), and household electrical appliance are stable to be used.Can increase the D of series connection in the testing circuit
1, D
2, D
3, D
4To ensure steady operation.
When household electrical appliance are stopped using, R
1No pressure drop, T
2Not conducting, 2,6 pin of IC are in high level, and 3 pin low levels are because DW
3Set point, DW
2Reverse breakdown triggers the SCR conducting, and triggering signal is through B, B ' (17,9) electromagnet (7) produces magnetic field, and push rod (8) is thrown off elastic plate (4), and elastic plate (4) ejects plug (14) under spring (6) effect, household electrical appliance and power supply are thrown off fully, avoid thunderbolt, and antenna also is same.Two ends of reception antenna in the control circuit (22) respectively connect capacitor C
0, C
0The other end connect electric power connection line A and C (Fig. 5).
Also designing in the control circuit has overvoltage crowbar, and overvoltage crowbar is by resistance R
11, R
12, voltage-stabiliser tube DW
4, potentiometer W
1, triode T
1Constitute, when electric voltage over press, R
11Overvoltage makes DW
4Oppositely go out to wear, through W
1, T
1Conducting is because DW
3Set point, make DW
2Conducting triggers T
3, the SCR conducting, send triggering signal, make electromagnet (7) produce magnetic field, elastic plate (4) ejects plug (14).
Also have additional overload protecting circuit in the control circuit, overload protecting circuit is by diode D
12Constitute, when overload, then C appear in circuit
1Rise D
12Through W
1, T
1Thereby the conducting circuits for triggering send signal, and electromagnet (7) gets electric generation magnetic field, makes elastic plate eject plug (14).
Also having in the control circuit has a power failure to prolong holds protective circuit, the time-delay of power failure take-off function is arranged, when city's power supply takes place to have a power failure; this device can be at the steady-working state that keeps about 20 minutes after the power failure; as within 20 minutes, service restoration is normal, and this device continues steady operation; after 20 minutes; power supply does not recover, and then has a power failure to prolong and holds circuit start, and the spring socket ejects plug (14); cut off the electricity supply, have a power failure to prolong and hold protective circuit by C
6, resistance R
6, R
8And K switch, when switch closes, after having a power failure, C
7, C
6Keep certain voltage, C
7The discharge off loop, C
7It is stable that voltage keeps, C
6By K, R
8, R
6Slowly C is worked as in discharge
6When voltage drops to certain value, conducting DW
2, T
3, SCR
9Send triggering signal, plug (14) ejects the spring socket.
Hold several protective circuits owing to increasing overload, overvoltage in the circuit, prolonging, make the utility model increase defencive function, and prevent from thunderbolt from, to prevent the thunderbolt that causes owing to antenna equally owing to antenna conducts through lead.
On the power input of control circuit, can connect inductance L earlier
1, L
2(Fig. 5), the power input of spring socket can connect inductance L earlier
1', L
2' (Fig. 6).
Claims (8)
1; a kind of supply socket of protecting household electrical appliance safety; it is characterized in that: supply socket; there are spring socket (11) and control socket (12) two parts synthetic; the spring socket has shell (1); jack is arranged on the housing face-plate; the conduction inserted sheet (10) that connects mains supply in the jack; flexible plate (4) in the shell; elastic plate is similar in appearance to overhanging beam; one end is connected shell one end medial surface; spring (6) is arranged under the elastic plate; the elastic plate cantilever end is blocked by movable push rod (8); movable push rod is by the magnetic field control of electromagnet (7), and the magnetic field of electromagnet has the jack (21) that inserts for home electric appliance plug by the control of the control circuit in the control socket (12) on the control jack housing panel.
2, by the supply socket of the described protection household electrical appliance of claim 1 safety; the socket (11) that it is characterized in that bouncing can be unified in the shell with control socket (12) and be combined integratedization structure; also can be split type, become two sockets of two independent separate.
3, by the supply socket of the described protection household electrical appliance of claim 1 safety, be connected between the lead with two of mains supply in the socket that it is characterized in that bouncing, respectively connect an electric capacity (26), the other end of two electric capacity (promptly) links to each other with television receiving antenna (25).
4, by the supply socket of the described protection household electrical appliance of claim 1 safety, the jack of the socket (11) that it is characterized in that bouncing is three pore structures, about two holes be to connect city's power supply.The plug (14) of control socket (12) also is a three-pin plug, about two pin (15) be to insert jack (2) turn-on power, middle pin (16) is a rebound pin (16), insert jack (3), the cantilever end of elastic plate (4) promptly withstands this pin (16) ejects plug (14), on the rebound pin conducting strip (17) is arranged, insert the back and contact conducting with the electromagnetism iron wire bag contact (9) of spring socket (11).
5, by the supply socket of the described protection household electrical appliance of claim 1 safety, the control circuit that it is characterized in that controlling socket by detect, judge, trigger three partly circuit form, testing circuit is by resistance R
1, R
2, diode D
5, D
6, capacitor C
1, potentiometer W
2, triode T
2Constitute, decision circuitry is that integrated package Ic is 555 circuit, and circuits for triggering are voltage-stabiliser tube DW
2, DW
3, triode T
3, controllable silicon SCR
9Constitute, when household electrical appliance normally use, R
1Pressure drop is arranged, R
2Through D
6Make C
1Discharge and recharge, through W
2, T
2Conducting, T
2Collector electrode is in low level, and Ic2,6 pin level descend, and 3 pin are in high level, voltage-stabiliser tube DW
2Because not conducting of undertension, circuits for triggering do not trigger, the no magnetic field of electromagnet (7).
6, by the supply socket of the described protection household electrical appliance of claim 1 safety, it is characterized in that in the control circuit that also design has overvoltage crowbar, overvoltage crowbar is by resistance R
11, R
12, voltage-stabiliser tube DW
4, potentiometer W
1, triode T
1Constitute, when electric voltage over press, R
11Overvoltage makes DW
4Reverse breakdown is through W
1, T
1Conducting, DW
3Set point makes DW
2Conducting triggers T
3, the SCR conducting, thereby electromagnet (7) produces magnetic field, elastic plate (4) ejects plug (14).
7, by the supply socket of claim 1,5 described protection household electrical appliance safety, it is characterized in that controlling in the control circuit of socket and also have the protective circuit of carrying, overload protecting circuit is by diode D
12Constitute, when overload, then C appear in circuit
1Rise D
12Through W
1, T
1Thereby the conducting circuits for triggering send signal, and electromagnet (7) gets electric generation magnetic field, makes elastic plate eject plug (14).
8, by the supply socket of claim 1,5 described protection household electrical appliance safety, it is characterized in that also having in the control circuit power failure to prolong and hold protective circuit, prolong and hold protective circuit by C
6, resistance R
8, R
6And K switch, when switch closes, when taking place to have a power failure, C
7, C
6Keep certain voltage, C
7The discharge off loop, C
7It is stable that voltage keeps, C
6By K, R
8, R
6Slowly C is worked as in discharge
6When voltage drops to certain value, conducting DW
2, T
3, SCR
9Send triggering signal, make plug (14) eject the spring socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96223591 CN2282277Y (en) | 1996-09-02 | 1996-09-02 | Safety power source socket for protective household electric appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96223591 CN2282277Y (en) | 1996-09-02 | 1996-09-02 | Safety power source socket for protective household electric appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2282277Y true CN2282277Y (en) | 1998-05-20 |
Family
ID=33902767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96223591 Expired - Fee Related CN2282277Y (en) | 1996-09-02 | 1996-09-02 | Safety power source socket for protective household electric appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2282277Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105203802A (en) * | 2015-09-18 | 2015-12-30 | 广东电网有限责任公司佛山供电局 | Power line connector and connecting method for external power line |
| CN114050565A (en) * | 2022-01-12 | 2022-02-15 | 江西韬瑞自动化设备有限公司 | Emergency circuit protection device with self-checking function before circuit connection |
-
1996
- 1996-09-02 CN CN 96223591 patent/CN2282277Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105203802A (en) * | 2015-09-18 | 2015-12-30 | 广东电网有限责任公司佛山供电局 | Power line connector and connecting method for external power line |
| CN114050565A (en) * | 2022-01-12 | 2022-02-15 | 江西韬瑞自动化设备有限公司 | Emergency circuit protection device with self-checking function before circuit connection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |