CN207474843U - A kind of leakage protecting plug - Google Patents
A kind of leakage protecting plug Download PDFInfo
- Publication number
- CN207474843U CN207474843U CN201721291238.XU CN201721291238U CN207474843U CN 207474843 U CN207474843 U CN 207474843U CN 201721291238 U CN201721291238 U CN 201721291238U CN 207474843 U CN207474843 U CN 207474843U
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- CN
- China
- Prior art keywords
- electric conductor
- main body
- solenoid valve
- body rack
- electromagnet assembly
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Abstract
A kind of leakage protecting plug; including housing; the electric apparatus chamber of enclosure interior is fixed with main body rack; main body rack is equipped with the resetting apparatus for being switched on or switched off power supply output; and for resetting apparatus to be kept to power on the holding meanss of output; resetting apparatus includes the upper electric conductor that can be moved up and down and reset and lower electric conductor; and for the two to be driven to be attracted the reset solenoid valve component connected; holding meanss include being hinged on the holding hook housing of main body rack and for driving the holding electromagnet assembly for keeping hook housing rotation；When leakage protecting plug is powered, electric conductor is connected with the actuation of lower electric conductor on reset solenoid valve Component driver, keeps electromagnet assembly driving that hook housing is kept to be pressed on electric conductor to keep its on-state with lower electric conductor；When leakage protecting plug powers off, electromagnet assembly dead electricity is kept, keeps the upper electric conductor of hook housing release, upper electric conductor is resetted and detached with lower electric conductor.The utility model realizes defencive function using mechanical mechanism, securely and reliably.
Description
Technical field
The utility model is related to a kind of leakage protecting plugs.
Background technology
In the prior art, it is to realize power-off protection function using electronic component that leakage protecting plug is even, seldom using machine
Tool structure realizes this function, and still, electronic component is easier situation about failing occur compared with mechanical structure, once electronics is first
Component failure, in the case that electric appliance generates electric leakage, electronic component can not carry out power-off protection, it is difficult to ensure the electricity consumption of consumer
Safety, there are great hidden danger.
Therefore, it is necessary to be further improved.
Invention content
The purpose of the utility model is to overcome above-mentioned the shortcomings of the prior art, and a kind of earth leakage protective is provided and is inserted
Head uses the mechanical structure of resetting apparatus and holding meanss to realize defencive function, securely and reliably.
What the purpose of this utility model was realized in：
Including the internal housing for electric apparatus chamber, main body rack, the master are fixed in electric apparatus chamber for a kind of leakage protecting plug
Body support frame is equipped with for the resetting apparatus for being switched on or switched off power supply output and for resetting apparatus to be kept to power on output
Holding meanss, resetting apparatus includes the upper electric conductor that can move up and down and reset and lower electric conductor and for both driving
The reset solenoid valve component connected is attracted, holding meanss include the holding hook housing being hinged on main body rack and for driving
Keep the holding electromagnet assembly of hook housing rotation；When leakage protecting plug is powered, on reset solenoid valve Component driver electric conductor and
Lower electric conductor, which is attracted, to be connected, and keeps electromagnet assembly driving that hook housing is kept to be pressed on electric conductor to keep itself and lower electric conductor
On-state；When leakage protecting plug powers off, electromagnet assembly dead electricity is kept, keeps the upper electric conductor of hook housing release, upper conduction
Body is resetted and is detached with lower electric conductor.
The upper electric conductor includes top shoe and the power supply fixation riveting sheet for being arranged on top shoe bottom and ground wire fixes riveting
Contact pin, lower electric conductor includes sliding block and the power supply fixation riveting sheet for being arranged on sliding block surface and ground wire spring leaf, power supply are solid
Determine riveting sheet, ground wire is fixed on riveting sheet and ground wire spring leaf and is equipped with contact.
Support spring is equipped between the main body rack and holding hook housing, hook housing bottom is kept to be equipped with pillar, main body rack
The position of corresponding pillar is equipped with groove, and support spring one end is sleeved on pillar, other end insertion groove.
The holding hook housing is L-shaped, and corner is hinged on main body rack, keeps hook housing one end to be supported with upper electric conductor
The positioning region leaned on, the other end are the actuation portion being attracted with electromagnet assembly is kept to be powered, and armature is fixed in actuation portion, keeps electricity
Magnet assemblies are located at the top in actuation portion.
The housing is equipped with the output line set for tightening electric wire, and housing includes mutually assembled upper shell and lower casing
Body, the interior wiring board for being equipped with lid on main body rack of electric apparatus chamber, reset solenoid valve component and holding electromagnet assembly are respectively positioned on
Below wiring board.
Pin base is fixed with below the main body rack, the three slotting conductive sheets for exposing to lower housing are fixed on pin base.
The button assembly being fixed on the wiring board, including fixed key support in the circuit board, be arranged on by
On key stent and expose to the reset key sheath of upper shell and test key sheath.
It is described that electromagnet assembly is kept to include the electromagnet stent being fixed on main body rack, be wrapped on electromagnet stent
The second coil, the yoke being fixed on electromagnet stent and the electromagnetism ferromagnetic core being inserted into electromagnet stent.
The reset solenoid valve component includes being fixed on the solenoid valve bracket of main body rack bottom, is wrapped in solenoid valve bracket
On first coil and be inserted into solenoid valve bracket and be upward through the solenoid valve magnetic core of main body rack.
The main body rack is equipped with hollow mounting post, and solenoid valve bracket is located at below mounting post, reset solenoid valve group
Part is inserted into installation outer surface of column, and electromagnet assembly is kept to be inserted into mounting post inner surface, and solenoid valve magnetic core passes through mounting post simultaneously
It stretches into and keeps in electromagnet assembly, be pressed on and kept on electromagnet assembly at the top of mounting post, reset solenoid valve component and main body branch
Press spring equipped with contact between frame, keep being equipped with disjunction spring between electromagnet assembly and main body rack.
The beneficial effects of the utility model are as follows：
Using resetting apparatus and the mechanical structure of holding meanss, in the case of leakage protecting plug or power-fail, energy
Automatically powering off and not allowing to reset for realization leakage protecting plug is powered, securely and reliably.
Description of the drawings
Fig. 1 is the structure diagram of one embodiment of the utility model.
Fig. 2 is the sectional view of one embodiment of the utility model.
Fig. 3 is the exploded view of one embodiment of the utility model.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and embodiments.
Referring to Fig. 1-3, including the internal housing for electric apparatus chamber, main body branch is fixed in electric apparatus chamber for this leakage protecting plug
Frame 1, the main body rack 1 is equipped with for the resetting apparatus for being switched on or switched off power supply output and for keeping resetting apparatus
Powering on the holding meanss of output, resetting apparatus includes the upper electric conductor 2 that can be moved up and down and reset and lower electric conductor 3, with
And for the two to be driven to be attracted the reset solenoid valve component 4 connected, holding meanss include the retaining hook being hinged on main body rack 1
Frame 5 and the holding electromagnet assembly 6 for holding hook housing 5 to be driven to rotate；
When leakage protecting plug is powered, the upper electric conductor 2 of the driving of reset solenoid valve component 4 is connected with the actuation of lower electric conductor 3, is protected
Holding the driving of electromagnet assembly 6 keeps hook housing 5 to be pressed on electric conductor 2 to keep its on-state with lower electric conductor 3；
When leakage protecting plug powers off, 6 dead electricity of electromagnet assembly is kept, keeps the upper electric conductor 2 of the release of hook housing 5, upper conduction
Body 2 is resetted and is detached with lower electric conductor 3.
Further, the upper electric conductor 2 includes top shoe 21 and the power supply fixation riveting for being arranged on 21 bottom of top shoe
Piece 91 and ground wire fix riveting sheet 92, and lower electric conductor 3 includes sliding block 31 and the power supply fixation riveting for being arranged on 31 surface of sliding block
Contact pin 91 and ground wire spring leaf 93, power supply fixes riveting sheet 91, ground wire is fixed on riveting sheet 92 and ground wire spring leaf 93 and is equipped with
After contact 94, top shoe 21 and sliding block 31 are attracted, the corresponding contact of contact 94 conducting.
Further, support spring 71 is equipped between the main body rack 1 and holding hook housing 5, for ensureing static and turning
The stability of hook housing 5 is kept under dynamic state, 5 bottom of hook housing is kept to be equipped with pillar 72, the position that main body rack 1 corresponds to pillar 72 is set
Fluted 73,71 one end of support spring is sleeved on pillar 72, other end insertion groove 73.
Further, the holding hook housing 5 is L-shaped, and corner is hinged on main body rack 1, and 5 one end of holding hook housing is
With upper electric conductor 2 against positioning region 51, the other end be with keep electromagnet assembly 6 be powered be attracted actuation portion 52, actuation portion
Armature 53 is fixed on 52, electromagnet assembly 6 is kept to be located at the top in actuation portion 52.
Further, the housing is equipped with the output line set 83 for tightening electric wire, and housing includes the upper of mutually assembly
Housing 81 and lower housing 82, the interior wiring board 84 for being equipped with lid on main body rack 1 of electric apparatus chamber, reset solenoid valve component 4 and guarantor
It holds electromagnet assembly 6 and is respectively positioned on 84 lower section of wiring board.
Further, 1 lower section of main body rack is fixed with pin base 85, is fixed on pin base 85 and exposes to lower housing
82 three slotting conductive sheets 86, those skilled in the art is appreciated that.
Further, the button assembly being fixed on the wiring board 84, including the button in fixed assist side 84
Stent 87, the reset key sheath 88 for being arranged on key support 87 and exposing to upper shell 81 and experiment key sheath 89, this field
Technical staff be appreciated that.
Further, it is described that electromagnet assembly 6 is kept to include the electromagnet stent 61 being fixed on main body rack 1, winding
It the second coil on electromagnet stent 61, the yoke 63 being fixed on electromagnet stent 61 and is inserted into electromagnet stent 61
Electromagnetism ferromagnetic core 64.
Further, the reset solenoid valve component 4 includes being fixed on the solenoid valve bracket 41 of 1 bottom of main body rack, twine
The first coil that is wound on solenoid valve bracket 41 and the solenoid valve for being inserted into solenoid valve bracket 41 and being upward through main body rack 1
Magnetic core 43.
Further, the main body rack 1 is equipped with hollow mounting post 11, and solenoid valve bracket 41 is located under mounting post 11
Side, reset solenoid valve component 4 are inserted into 11 outer surface of mounting post, and electromagnet assembly 6 is kept to be inserted into 11 inner surface of mounting post, electricity
Magnet valve magnetic core 43 passes through mounting post 11 and stretches into and keeps in electromagnet assembly 6, and 11 top of mounting post, which is pressed on, keeps electromagnet group
On part 6, press spring 12 equipped with contact between reset solenoid valve component 4 and main body rack 1, when upper electric conductor 2 and lower electric conductor 3
When being attracted contact, spring 12 is pressed in contact makes lower electric conductor 3 persistently by a upward active force, it be made to keep and upper conduction
The compressive contact of body 2 keeps being equipped with disjunction spring 13 between electromagnet assembly 6 and main body rack 1, and reset solenoid valve component 4 is disconnected
After electricity, upper electric conductor 2 is resetted under the action of disjunction spring 13 and is detached with lower electric conductor 3.
Work as power failure（Have a power failure or female contact is bad or breaks）When, the leakage protecting plug of such structure can be automatic
Three pole power supplys are disconnected, electric appliance is made not have any security risk.
After 84 other electronic component failures of grade of internal circuit board, three can be disconnected automatically after losing creepage protection function
Pole power supply, electric appliance cannot be powered use when accomplishing not having creepage protection function.
Specific implementation is as follows：
In the case of being powered by reset solenoid valve component 4, upper electric conductor 2 is attracted with lower electric conductor 3 after connecting closure, kept
Electromagnet assembly 6 is powered, and lasting be attracted keeps hook housing 5, and hook housing 5 is kept to press and latch electric conductor 2, makes electric conductor 2
It is tended to remain on the contact 94 on lower electric conductor 3；
It is automatic to discharge the holding hook housing 5 being attracted, upper electric conductor 2 and lower electric conductor 3 after 6 dead electricity of electromagnet assembly is kept
Automatic disjunction allows upper and lower contact 94 to disconnect power-off.
It is above disclosed to be only the preferred embodiment of the utility model rather than the utility model is limited with this
Claims according to the equivalent variations made in scope of protection of the utility model, still belong to what the utility model was protected
Range.
Claims (10)
1. including the internal housing for electric apparatus chamber, main body rack is fixed in electric apparatus chamber for a kind of leakage protecting plug（1）, it is special
Sign is, the main body rack（1）It is equipped with the resetting apparatus for being switched on or switched off power supply output and for keeping resetting
Device powers on the holding meanss of output, and resetting apparatus includes the upper electric conductor that can be moved up and down and reset（2）With lower conduction
Body（3）And for the two to be driven to be attracted the reset solenoid valve component connected（4）, holding meanss are including being hinged on main body rack
（1）On holding hook housing（5）And keep hook housing for driving（5）The holding electromagnet assembly of rotation（6）；Earth leakage protective is inserted
When head is powered, reset solenoid valve component（4）Electric conductor in driving（2）With lower electric conductor（3）It is attracted and connects, keep electromagnet assembly
（6）Driving keeps hook housing（5）It is pressed on electric conductor（2）On to keep itself and lower electric conductor（3）On-state；Earth leakage protective
When plug powers off, electromagnet assembly is kept（6）Dead electricity keeps hook housing（5）Electric conductor in release（2）, upper electric conductor（2）It resets simultaneously
With lower electric conductor（3）Separation.
2. leakage protecting plug according to claim 1, which is characterized in that the upper electric conductor（2）Including top shoe
（21）And it is arranged on top shoe（21）The power supply of bottom fixes riveting sheet（91）Riveting sheet is fixed with ground wire（92）, lower electric conductor
（3）Including sliding block（31）And it is arranged on sliding block（31）The power supply on surface fixes riveting sheet（91）With ground wire spring leaf（93）,
Power supply fixes riveting sheet（91）, ground wire fix riveting sheet（92）And ground wire spring leaf（93）On be equipped with contact（94）.
3. leakage protecting plug according to claim 1, which is characterized in that the main body rack（1）With holding hook housing（5）
Between be equipped with support spring（71）, keep hook housing（5）Bottom is equipped with pillar（72）, main body rack（1）Corresponding pillar（72）Position
It installs fluted（73）, support spring（71）One end is sleeved on pillar（72）On, other end insertion groove（73）.
4. leakage protecting plug according to claim 1, which is characterized in that the holding hook housing（5）It is L-shaped, corner
Place is hinged on main body rack（1）On, keep hook housing（5）One end is and upper electric conductor（2）Against positioning region（51）, the other end is
With keeping electromagnet assembly（6）Be powered the actuation portion being attracted（52）, actuation portion（52）On be fixed with armature（53）, keep electromagnet
Component（6）Positioned at actuation portion（52）Top.
5. leakage protecting plug according to claim 1, which is characterized in that the housing is equipped with to tighten electric wire
Output line set（83）, housing includes mutually assembled upper shell（81）And lower housing（82）, the interior lid that is equipped with of electric apparatus chamber is mounted in main body
Stent（1）On wiring board（84）, reset solenoid valve component（4）And keep electromagnet assembly（6）It is respectively positioned on wiring board（84）Under
Side.
6. leakage protecting plug according to claim 5, which is characterized in that the main body rack（1）Lower section is fixed with slotting
Pedestal（85）, pin base（85）On be fixed with and expose to lower housing（82）Three slotting conductive sheets（86）.
7. leakage protecting plug according to claim 5, which is characterized in that the wiring board（84）On the button that is fixed with
Component, including fixed assist side（84）On key support（87）, be arranged on key support（87）It goes up and exposes to upper casing
Body（81）Reset key sheath（88）And experiment key sheath（89）.
8. according to claim 1-7 any one of them leakage protecting plugs, which is characterized in that the holding electromagnet assembly
（6）Including being fixed on main body rack（1）On electromagnet stent（61）, be wrapped in electromagnet stent（61）On the second coil,
It is fixed on electromagnet stent（61）On yoke（63）And it is inserted into electromagnet stent（61）Interior electromagnetism ferromagnetic core（64）.
9. according to claim 1-7 any one of them leakage protecting plugs, which is characterized in that the reset solenoid valve component
（4）Including being fixed on main body rack（1）The solenoid valve bracket of bottom（41）, be wrapped in solenoid valve bracket（41）On first coil
And it is inserted into solenoid valve bracket（41）It is interior and be upward through main body rack（1）Solenoid valve magnetic core（43）.
10. leakage protecting plug according to claim 9, which is characterized in that the main body rack（1）It is equipped with hollow
Mounting post（11）, solenoid valve bracket（41）Positioned at mounting post（11）Lower section, reset solenoid valve component（4）It is inserted into mounting post（11）
Outer surface keeps electromagnet assembly（6）It is inserted into mounting post（11）Inner surface, solenoid valve magnetic core（43）Across mounting post（11）And
Stretch into holding electromagnet assembly（6）It is interior, mounting post（11）Top is pressed on holding electromagnet assembly（6）On, reset solenoid valve group
Part（4）And main body rack（1）Between equipped with contact press spring（12）, keep electromagnet assembly（6）And main body rack（1）Between
Equipped with disjunction spring（13）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721291238.XU CN207474843U (en) | 2017-09-30 | 2017-09-30 | A kind of leakage protecting plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721291238.XU CN207474843U (en) | 2017-09-30 | 2017-09-30 | A kind of leakage protecting plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207474843U true CN207474843U (en) | 2018-06-08 |
Family
ID=62267650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721291238.XU Active CN207474843U (en) | 2017-09-30 | 2017-09-30 | A kind of leakage protecting plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207474843U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109462094A (en) * | 2018-10-30 | 2019-03-12 | 阮鑫 | A kind of television set anti-leakage plug |
-
2017
- 2017-09-30 CN CN201721291238.XU patent/CN207474843U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109462094A (en) * | 2018-10-30 | 2019-03-12 | 阮鑫 | A kind of television set anti-leakage plug |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |