CN205985613U - Socket safety device - Google Patents
Socket safety device Download PDFInfo
- Publication number
- CN205985613U CN205985613U CN201620967968.6U CN201620967968U CN205985613U CN 205985613 U CN205985613 U CN 205985613U CN 201620967968 U CN201620967968 U CN 201620967968U CN 205985613 U CN205985613 U CN 205985613U
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- CN
- China
- Prior art keywords
- power supply
- control circuit
- protection control
- safety
- resistance
- 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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Abstract
The utility model relates to a socket safety device, contain the mains operated safety -protection control circuit module, the normally open contact of the rela, power supply circuit, still include the CPU module, an and n triggering signal detection circuitry, triggering signal detection circuitry's output and CPU module IO input ports are connected, CPU module IO output port is connected with mains operated safety -protection control circuit module electricity, mains operated safety -protection control circuit module control relay normally closed contact's disconnection, the actuation, wherein, N is for being greater than 1 integer. The utility model discloses the circuit is realized simply, and the function is perfect, effectively reduces socket accident safe in utilization, ensures electrical safety and operational reliability, and equipment safety has been guaranteed simultaneously to very big improvement personal security nature, avoids the economic loss of appearance, easily realize in the actual production, and equipment cost is low, the maintenance is convenient, application range is wide.
Description
Technical field
This utility model belongs to supply socket technical field of safety protection, particularly to a kind of socket secure preventer.
Background technology
With the fast development of China's economic society, each electric appliances more more than two in life and work, during use usually
Use socket, current market mainly has common socket and smart jack, the application of smart jack is more next extensively.Reality is kept away
Exempt to become the focus in market because of the safety problem that socket leads to, no matter common and smart jack, often adopt the protective door of machinery
Avoid the intrusion of foreign object, but the reliability of protective door is uneven, occur inserting not enter plug impact use, or rapid wear
Bad, perform practically no function.How to improve the safety of socket, be that Vehicles Collected from Market is badly in need of solving to improve, especially in the middle of current home, lack
The child of weary safety consciousness and old man, incorrect use socket shines into the injury of the person.This respect is always technical staff's effort
How the direction captured, carry out a kind of safe and reliable socket means of defence, and its socket product realized.
Content of the invention
For overcoming deficiency of the prior art, this utility model provides a kind of socket secure preventer, and structure is simple, property
Can be stable, safe and reliable, low cost.
According to design provided by the utility model, a kind of socket secure preventer, comprise power supply power supply safety
Defense controls circuit module, relay, power circuit, also include CPU module and n trigger testing circuit, triggering letter
The outfan of number testing circuit is connected with CPU module I/O input port, and CPU module I/O output port is prevented with power supply power supply safety
Shield control circuit module electrical connection, the disconnection of power supply power supply safety defense controls circuit module control relay normally-closed contact, suction
Close, wherein, n is the integer more than 1.
Above-mentioned, trigger testing circuit comprises touch-switch, detection electric capacity, touch-switch, detection electric capacity parallel connection shape
Become detection trigger circuit, detection trigger circuit on one side is grounded, the other end is connected with power circuit, CPU module I/O input port leads to
Oversampling circuit is connected on the circuit connection between touch-switch and power circuit.
Above-mentioned, described touch-switch is travel switch, or is mechanical switch, or is photoswitch.
Above-mentioned, power supply power supply safety defense controls circuit module comprises phase line safety protection control circuit unit, phase line
Safety protection control circuit unit includes safety protection control circuit.
Above-mentioned, power supply power supply safety defense controls circuit module comprises ground wire safety protection control circuit unit, zero line
Safety protection control circuit unit and phase line safety protection control circuit unit, wherein, ground wire safety protection control circuit unit,
Zero line safety protection control circuit unit and phase line safety protection control circuit unit all include safety protection control circuit.
Above-mentioned, power supply power supply safety defense controls circuit module comprises zero line safety protection control circuit unit and phase line
Safety protection control circuit unit, wherein, zero line safety protection control circuit unit and phase line safety protection control circuit unit
All include safety protection control circuit.
Preferably, safety protection control circuit comprises optical coupled switch, NPN triode, fly-wheel diode, and optical coupled switch inputs
The positive pole of side diode is electrically connected with CPU module I/O output port by resistance, the negative pole of optical coupled switch input side diode with
CPU module I/O output port electrically connects, and optical coupled switch outlet side transistor collector is electrically connected with the positive pole of diode, two poles
The negative pole of pipe is electrically connected with relay coil one end, and optical coupled switch outlet side transistor emitter is electrically connected with resistance one, resistance
One other end connects NPN triode base stage, passes through circuit connection with resistance two one end even between resistance one and NPN triode base stage
Connect, resistance two other end is grounded, NPN triode grounded emitter, and NPN triode colelctor electrode is electrically connected with resistance three one end, electricity
Hinder three other ends to electrically connect with the relay coil other end, the two ends of relay coil are in parallel with fly-wheel diode, afterflow two pole
The positive and negative two ends of pipe are parallel with electric capacity.
Preferably, relay normally-closed contact is electrically connected with safety detection bypass, and it is normally closed with relay that safety detection bypasses
The two ends of contact bypass resistance in parallel, the two ends of bypass resistance are electrically connected with power circuit respectively.
The beneficial effects of the utility model：
This utility model is novel in design, reasonable, and circuit realiration is simple, perfect in shape and function, effectively reduces socket and uses safe thing
Therefore, solve the crowd's protection problem needing to lack security protection consciousness, the especially protection of the child in family, solve looking back of the head of a family
Melancholy it is ensured that Electrical Safety and functional reliability, greatly improve personnel safety, ensure that equipment safety, it is to avoid go out simultaneously
Existing economic loss, is easily achieved in actual production, and equipment cost is low, easy to maintenance, range is wide.
Brief description：
Fig. 1 is the systematic schematic diagram of embodiment one；
Fig. 2 is the CPU module schematic diagram of embodiment two；
Fig. 3 is the trigger testing circuit of embodiment two；
Fig. 4 is the safety protection control circuit of embodiment two；
Fig. 5 is the power circuit of embodiment two.
Specific embodiment：
With technical scheme, this utility model is described in further detail below in conjunction with the accompanying drawings, and is implemented by preferred
Example describes embodiment of the present utility model in detail, but embodiment of the present utility model is not limited to this.
Embodiment one, a kind of shown in Figure 1, socket secure preventer, comprise power supply power supply safety defense controls electricity
Road module, relay, power circuit, also include CPU module and n trigger testing circuit, trigger testing circuit
Outfan be connected with CPU module I/O input port, CPU module I/O output port and power supply power supply safety defense controls circuit
Module electrically connects, the disconnection of power supply power supply safety defense controls circuit module control relay normally-closed contact, adhesive, and wherein, n is
Integer more than 1, by power supply power supply safety defense controls circuit module and trigger testing circuit, realizes supply socket
Security protection, perfect in shape and function, effectively reduce socket and use security incident, wherein, relay is according to actually used demand, permissible
It is replaced by mechanical switch, electrical switch, for example：Controllable silicon etc..
Embodiment two, referring to shown in Fig. 2 ~ 5, essentially identical with embodiment one, difference is：Trigger detection electricity
Road comprises touch-switch, detection electric capacity, touch-switch, detection electric capacity formation in parallel detection trigger circuit, detection trigger circuit one
End ground connection, the other end is connected with power circuit, and CPU module I/O input port is by being electrically connected to touch-switch and power supply electricity
On circuit connection between road.
Above-mentioned, described touch-switch is travel switch, or is mechanical switch, or is photoswitch.
Above-mentioned, power supply power supply safety defense controls circuit module comprises phase line safety protection control circuit unit, phase line
Safety protection control circuit unit includes safety protection control circuit.
Above-mentioned, power supply power supply safety defense controls circuit module comprises ground wire safety protection control circuit unit, zero line
Safety protection control circuit unit and phase line safety protection control circuit unit, wherein, ground wire safety protection control circuit unit,
Zero line safety protection control circuit unit and phase line safety protection control circuit unit all include safety protection control circuit.
Above-mentioned, power supply power supply safety defense controls circuit module comprises zero line safety protection control circuit unit and phase line
Safety protection control circuit unit, wherein, zero line safety protection control circuit unit and phase line safety protection control circuit unit
All include safety protection control circuit.
Preferably, safety protection control circuit comprises optical coupled switch, NPN triode, fly-wheel diode, and optical coupled switch inputs
The positive pole of side diode is electrically connected with CPU module I/O output port by resistance, the negative pole of optical coupled switch input side diode with
CPU module I/O output port electrically connects, and optical coupled switch outlet side transistor collector is electrically connected with the positive pole of diode, two poles
The negative pole of pipe is electrically connected with relay coil one end, and optical coupled switch outlet side transistor emitter is electrically connected with resistance one, resistance
One other end connects NPN triode base stage, passes through circuit connection with resistance two one end even between resistance one and NPN triode base stage
Connect, resistance two other end is grounded, NPN triode grounded emitter, and NPN triode colelctor electrode is electrically connected with resistance three one end, electricity
Hinder three other ends to electrically connect with the relay coil other end, the two ends of relay coil are in parallel with fly-wheel diode, afterflow two pole
The positive and negative two ends of pipe are parallel with electric capacity.
Preferably, relay normally-closed contact is electrically connected with safety detection bypass, and it is normally closed with relay that safety detection bypasses
The two ends of contact bypass resistance in parallel, the two ends of bypass resistance are electrically connected with power circuit respectively.
Its security protection is realized comprising following content：Trigger testing circuit continues the power supply line in test socket
Jack inserted sheet trigger, by trigger signal feedback to CPU module, and determines power supply line plug effective status；According to confession
The effective status of electric power-line plug trigger, CPU module controls the action of power supply power supply safety defense controls circuit module,
Control circuit output remains open or closes, and controls the output of socket power, specifically comprises following content： 1）If socket only has
Phase line jack trigger, phase line trigger is all effective, and power supply power supply safety defense controls circuit module drives, and controls electricity
Road output remains closed, and socket power normally exports；Otherwise, power supply power supply safety defense controls circuit module does not drive, and controls
Circuit output remains open, socket no normal power source output；2）If socket only has zero line and phase line jack trigger, when zero
Line, phase line trigger are all effective, and power supply power supply safety defense controls circuit module drives, and control circuit output keeps closing
Close, socket power normally exports；Otherwise, power supply power supply safety defense controls circuit module does not drive, and control circuit output keeps
Disconnect, socket no normal power source output；3）If socket only has ground wire and phase line jack trigger, when ground wire, phase line triggering letter
Number all effective, power supply power supply safety defense controls circuit module drives, and control circuit output remains closed, and socket power is normal
Output；Otherwise, power supply power supply safety defense controls circuit module does not drive, and control circuit output remains open, and socket is no normal
Power supply exports；4）If socket has ground wire, zero line and phase line jack trigger, when ground wire, zero line, phase line trigger all have
Effect, power supply power supply safety defense controls circuit module drives, and control circuit output remains closed, and socket power normally exports；No
Then, power supply power supply safety defense controls circuit module does not drive, and control circuit output remains open, and socket no normal power source is defeated
Go out；5）If socket only has ground wire jack trigger, when ground wire trigger is all effective, power supply power supply safety defense controls electricity
Road module drive, control circuit output remains closed, and socket power normally exports；Otherwise, power supply power supply safety defense controls electricity
Road module does not drive, and control circuit output remains open, socket no normal power source output；6）If socket only has zero line jack to trigger
Signal, when zero line trigger is all effective, power supply power supply safety defense controls circuit module drives, and control circuit output keeps
Closure, socket power normally exports；Otherwise, power supply power supply safety defense controls circuit module does not drive, and control circuit output is protected
Hold disconnection, socket no normal power source output；7）If socket only has ground wire and zero line jack trigger, when ground wire, zero line triggering
Signal is all effective, and power supply power supply safety defense controls circuit module drives, and control circuit output remains closed, and socket power is just
Often export；Otherwise, power supply power supply safety defense controls circuit module does not drive, and control circuit output remains open, and socket is no just
Often power supply output.
This utility model is not limited to above-mentioned specific embodiment, and those skilled in the art also can make multiple changes accordingly
Change, but any equivalent with this utility model or similar change all should be covered in the range of this utility model claim.
Claims (8)
1. a kind of socket secure preventer, comprises power supply power supply safety defense controls circuit module, relay, power circuit,
It is characterized in that：Also include CPU module and n trigger testing circuit, the outfan of trigger testing circuit with
CPU module I/O input port connects, and CPU module I/O output port is electrically connected with power supply power supply safety defense controls circuit module
Connect, the disconnection of power supply power supply safety defense controls circuit module control relay normally-closed contact, adhesive, wherein, n is more than 1
Integer.
2. socket secure preventer according to claim 1 it is characterised in that：Trigger testing circuit comprises to touch
Switch, detection electric capacity, touch-switch, detection electric capacity formation in parallel detection trigger circuit, detection trigger circuit on one side is grounded, another
End is connected with power circuit, and CPU module I/O input port is by the circuit being electrically connected between touch-switch and power circuit
On line.
3. socket secure preventer according to claim 2 it is characterised in that：Described touch-switch is travel switch,
Or be mechanical switch, or it is photoswitch.
4. socket secure preventer according to claim 1 it is characterised in that：Power supply power supply safety defense controls circuit
Module comprises phase line safety protection control circuit unit, and phase line safety protection control circuit unit includes security protection and controls electricity
Road.
5. socket secure preventer according to claim 1 it is characterised in that：Power supply power supply safety defense controls circuit
Module comprises ground wire safety protection control circuit unit, zero line safety protection control circuit unit and phase line security protection and controls electricity
Road unit, wherein, ground wire safety protection control circuit unit, zero line safety protection control circuit unit and phase line security protection control
Circuit unit processed all includes safety protection control circuit.
6. socket secure preventer according to claim 1 it is characterised in that：Power supply power supply safety defense controls circuit
Module comprises zero line safety protection control circuit unit and phase line safety protection control circuit unit, wherein, zero line security protection
Control circuit unit and phase line safety protection control circuit unit all include safety protection control circuit.
7. the socket secure preventer according to claim 4 or 5 or 6 any one it is characterised in that：Security protection controls
Circuit comprises optical coupled switch, NPN triode, fly-wheel diode, and the positive pole of optical coupled switch input side diode passes through resistance and CPU
Module I/O output port electrical connection, the negative pole of optical coupled switch input side diode is electrically connected with CPU module I/O output port, light
Coupling switch outlet side transistor collector is electrically connected with the positive pole of diode, and the negative pole of diode is electrically connected with relay coil one end
Connect, optical coupled switch outlet side transistor emitter is electrically connected with resistance one, resistance one other end connects NPN triode base stage, electricity
It is connected with resistance two one end by circuit connection between resistance one and NPN triode base stage, resistance two other end is grounded, NPN tri- pole
Pipe grounded emitter, NPN triode colelctor electrode is electrically connected with resistance three one end, resistance three other end and the relay coil other end
Electrical connection, the two ends of relay coil are in parallel with fly-wheel diode, and the positive and negative two ends of fly-wheel diode are parallel with electric capacity.
8. socket secure preventer according to claim 7 it is characterised in that：Relay normally-closed contact and safety detection
Bypass electrical connection, it is the bypass resistance in parallel with the two ends of relay normally-closed contact that safety detection bypasses, the two ends of bypass resistance
Electrically connect with power circuit respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620967968.6U CN205985613U (en) | 2016-08-30 | 2016-08-30 | Socket safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620967968.6U CN205985613U (en) | 2016-08-30 | 2016-08-30 | Socket safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205985613U true CN205985613U (en) | 2017-02-22 |
Family
ID=58038371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620967968.6U Expired - Fee Related CN205985613U (en) | 2016-08-30 | 2016-08-30 | Socket safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205985613U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106129729A (en) * | 2016-08-30 | 2016-11-16 | 郑州春泉节能股份有限公司 | Socket secure preventer and security protection implementation method thereof |
-
2016
- 2016-08-30 CN CN201620967968.6U patent/CN205985613U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106129729A (en) * | 2016-08-30 | 2016-11-16 | 郑州春泉节能股份有限公司 | Socket secure preventer and security protection implementation method thereof |
| CN106129729B (en) * | 2016-08-30 | 2018-07-03 | 郑州春泉节能股份有限公司 | Socket secure protective device and its security protection implementation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20180830 |