CN107508090A - One kind has earth leakage protective safety plug - Google Patents
One kind has earth leakage protective safety plug Download PDFInfo
- Publication number
- CN107508090A CN107508090A CN201710799070.1A CN201710799070A CN107508090A CN 107508090 A CN107508090 A CN 107508090A CN 201710799070 A CN201710799070 A CN 201710799070A CN 107508090 A CN107508090 A CN 107508090A
- Authority
- CN
- China
- Prior art keywords
- button
- arm
- cross
- contact
- zero line
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/70—Structural association with built-in electrical component with built-in switch
- H01R13/703—Structural association with built-in electrical component with built-in switch operated by engagement or disengagement of coupling parts, e.g. dual-continuity coupling part
- H01R13/7036—Structural association with built-in electrical component with built-in switch operated by engagement or disengagement of coupling parts, e.g. dual-continuity coupling part the switch being in series with coupling part, e.g. dead coupling, explosion proof coupling
- H01R13/7038—Structural association with built-in electrical component with built-in switch operated by engagement or disengagement of coupling parts, e.g. dual-continuity coupling part the switch being in series with coupling part, e.g. dead coupling, explosion proof coupling making use of a remote controlled switch, e.g. relais, solid state switch activated by the engagement of the coupling parts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/70—Structural association with built-in electrical component with built-in switch
- H01R13/713—Structural association with built-in electrical component with built-in switch the switch being a safety switch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/28—Coupling parts carrying pins, blades or analogous contacts and secured only to wire or cable
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Connector Housings Or Holding Contact Members (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The invention discloses one kind to have earth leakage protective safety plug,Including shell,Fixing body,SR,Back-moving spring and test device,And the wiring board on fixing body,Live prong,Zero line pin,Cross-arm,Relay assembly and live wire,Zero line shell fragment,The live wire,Stationary contact is respectively equipped with zero line pin,Live wire,Movable contact is provided with zero line shell fragment,Fastening structure is provided between the SR and cross-arm,In buckling state,Back-moving spring promotion SR and cross-arm, which move up, makes movable contact keep contacting with stationary contact,Wiring board is provided with and electrically connected just with relay assembly,Negative electrode contact,The test device includes flexible Waterproof push-button set,Waterproof push-button set includes testing button,The bottom of the test button is provided with and can turn on just,The conducting strip of negative electrode contact,Leaking electricity or pressing test button,Relay assembly work fastening structure is disengaged fastening so that movable contact contacts with stationary contact disengagement.
Description
【Technical field】
The present invention relates to one kind to have earth leakage protective safety plug.
【Background technology】
The safety plug with creepage protection function typically all possesses two functions of reset and test in the market, still
The structure of realization is more complicated, and parts are more, assembling trouble, and production cost is high.
The present invention is namely based on what such case was made.
【The content of the invention】
The present invention seeks to overcome the deficiencies in the prior art, there is provided it is a kind of it is simple in construction, parts are few, easy to assembly
With earth leakage protective safety plug.
The present invention is achieved by the following technical solutions：
One kind has earth leakage protective safety plug, including shell, fixing body, wiring board, live prong and zero line pin,
The wiring board, live prong and zero line pin are arranged on fixing body, it is characterised in that：The live prong and zero line pin
On be respectively equipped with stationary contact, described fixing body is provided with live wire, the zero line shell fragment being connected respectively with out-put supply line, described
Live wire, movable contact for being contacted with stationary contact is correspondingly provided with zero line shell fragment, described fixing body is provided with and can driven
Live wire, the action of zero line shell fragment make the cross-arm of movable contact contact stationary contact, and SR is movably set with the cross-arm, described multiple
Position button, which is provided with, to be provided with the back-moving spring of its up top pressure between described SR and cross-arm and be pressed in SR
The fastening structure that when lower the two can snap together, in buckling state, described back-moving spring promotes SR and horizontal stroke
Load up moves and makes movable contact keep contacting with stationary contact together, and described cross-arm is provided with can drive fastening to tie in electric leakage
Structure disengages buckling state so that live wire, the relay assembly of zero line shell fragment resilience in the presence of its own resilient, described
Wiring board is provided with the positive electrode contact electrically connected with relay assembly and negative electrode contact, and described shell is provided with and pressed
When can turn on positive electrode contact and negative electrode contact so that relay assembly work test device, described test device bag
Flexible Waterproof push-button set is included, and Waterproof push-button set is fixed on to the cover clamp on shell, is located on the cover clamp
The top of positive electrode contact and negative electrode contact is provided with key hole, and the Waterproof push-button, which covers, includes body, one on the body
Form the test button of column, the test button is stretched into the upper of positive electrode contact and negative electrode contact through key hole
Side, the bottom of the test button are provided with the conduction that positive electrode contact and negative electrode contact can be connected when pressing test button
Piece.
One kind as described above has earth leakage protective safety plug, it is characterised in that：Described Waterproof push-button set is by soft
Property plastic cement is made.
One kind as described above has earth leakage protective safety plug, it is characterised in that：Described conducting strip is conductive silicon
Glue.
One kind as described above has earth leakage protective safety plug, it is characterised in that：Described conducting strip is pressed with test
Key is molded fixation together.
One kind as described above has earth leakage protective safety plug, it is characterised in that：The test button includes protrusion
The button bottom of button top and protrusion below body above body, the button top expose outside through shell,
The button bottom is connected through key hole and with conducting strip.
One kind as described above has earth leakage protective safety plug, it is characterised in that：Described fixing body is provided with horizontal stroke
Link slot is carried on a shoulder pole, described cross-arm, which is provided with to match with cross-arm link slot, merges what can be moved up and down and rotate in cross-arm link slot
Cross-arm connecting portion.
One kind as described above has earth leakage protective safety plug, it is characterised in that：Described relay assembly includes
Coil, the coil are provided with the armature that is connected and can drive cross-arm to rotate with cross-arm, and the armature is provided with and pushes up it outward
The fastening spring of pressure.
One kind as described above has earth leakage protective safety plug, it is characterised in that：Described fastening structure includes setting
Snap fit on SR upward, and be located at the lock being engaged on cross-arm with snap fit, the cross-arm is to relay group
When part side rotates, the lock departs from snap fit to be fastened.
One kind as described above has earth leakage protective safety plug, it is characterised in that：Described Waterproof push-button is put also
Provided with the button set being engaged with SR.
Compared with prior art, the present invention has the following advantages：
1st, the present invention realizes earth leakage protective function by stationary contact and movable contact, again by circuit when having electric leakage disconnection
Recover the resetting structure connected, and test the test device of the electric leakage disconnection performance of the safety plug, the test device includes
Waterproof push-button covers and cover clamp, and the Waterproof push-button set includes body, test button, and is fixed on leading for test button bottom
Electric piece, Waterproof push-button set is fixed on shell by cover clamp, and test key support is got up, and Waterproof push-button set has
Elasticity so that test button moves down in pressed by external force, drives conducting strip and positive electrode contact and negative electrode contact,
Path is formed, relay assembly is worked, so as to drive fastening structure to disengage buckling state so that live wire, zero line shell fragment exist
Resilience in the presence of its own resilient, stationary contact and movable contact are disengaged, disconnect the circuit of the safety plug, test device
Parts are few, simple in construction, easy to assembly, so as to reduce the manufacturing cost of whole safety plug.
2nd, body is integrally formed with test button in the present invention, simple in construction, saves production mould, production cost is low.
3rd, described Waterproof push-button set is made up of soft plastic, is easy to injection molding, and technique is simple.
4th, heretofore described conducting strip is electric silica gel, and is molded fixation together with test button, simple in construction, raw
It is low to produce cost, simplified assembling process.
【Brief description of the drawings】
The embodiment of the present invention is described in further detail below in conjunction with the accompanying drawings, wherein：
Fig. 1 is the overall explosive view of the present invention；
Fig. 2 is the cut-away view of the present invention；
Fig. 3 is the explosive view of internal structure in the present invention；
The sectional view that SR coordinates with cross-arm when Fig. 4 is circuit off-state of the present invention；
The sectional view that stationary contact and movable contact coordinate when Fig. 5 is circuit off-state of the present invention；
The sectional view that SR coordinates with cross-arm when Fig. 6 is circuit on-state of the present invention；
The sectional view that stationary contact and movable contact coordinate when Fig. 7 is circuit on-state of the present invention；
Fig. 8 is the state sectional view that cross-arm rotates in the present invention.
【Embodiment】
The invention will be further described below in conjunction with the accompanying drawings：
One kind as shown in Figures 1 to 8 has an earth leakage protective safety plug, including shell 1, fixing body 2, wiring board 3,
Live prong 41 and zero line pin 42, the wiring board 3, live prong 41 and zero line pin 42 are arranged on fixing body 2, described
Be respectively equipped with stationary contact 40 on live prong 41 and zero line pin 42, described fixing body 2 be provided with respectively with out-put supply line
The live wire shell fragment 51 and zero line shell fragment 52 of connection, be correspondingly provided with described live wire shell fragment 51 and zero line shell fragment 52 for
The movable contact 50 that stationary contact 40 contacts, described fixing body 2, which is provided with, can drive live wire shell fragment 51 and the action of zero line shell fragment 52 to make
Movable contact 50 contacts the cross-arm 6 of stationary contact 40, is movably set with SR 71 in the cross-arm 6, on the SR 71
Provided with the back-moving spring 72 of its up top pressure being provided between described SR 71 and cross-arm 6 and be pressed in SR 71
The fastening structure that when lower the two can snap together, described fastening structure include being located at the card on SR 71 upward
711 are hooked, and is located at the lock 62 being engaged on cross-arm 6 with snap fit 711, the cross-arm 6 rotates to the side of relay assembly 8
When, the lock 62 departs from snap fit 711 to be fastened, and in buckling state, described back-moving spring 72 promotes SR 71 and horizontal stroke
Load 6 up moves and makes movable contact 50 keep contacting with stationary contact 40 together, and described cross-arm 6 is provided with can drive in electric leakage
Fastening structure disengage buckling state so that live wire shell fragment 51 and zero line shell fragment 52 in the presence of its own resilient resilience after
Electric appliance component 8, described relay assembly 8 include coil 81, and the coil 81 is provided with and is connected with cross-arm 6 and can drive cross-arm
6 armature 82 rotated, the armature 82 are provided with the fastening spring 83 of its top pressure outward；Described wiring board 3 be provided with
The positive electrode contact 31 and negative electrode contact 32 that relay assembly 8 electrically connects, described shell 1 are provided with and can turn on when pressing
Positive electrode contact 31 and negative electrode contact 32 are so that the test device that relay assembly 8 works, described test device include
Flexible Waterproof push-button set 91, and Waterproof push-button is covered into 91 cover clamps 92 being fixed on shell 1, the cover clamp 92
The upper top positioned at positive electrode contact 31 and negative electrode contact 32 is provided with key hole 921, and the Waterproof push-button set 91 includes body
910, stretched into integrally formed with the test button 911 of column, the test button 911 through key hole 921 on the body 910
In the top of positive electrode contact 31 and negative electrode contact 32, the bottom of the test button 911, which is provided with, is pressing test button 911
When can connect positive electrode contact 31 and the conducting strip 912 of negative electrode contact 32.Waterproof push-button set 91 is consolidated by cover clamp 92
It is scheduled on shell 1, and test button 911 is supported, and Waterproof push-button set 91 is flexible so that test button 911 exists
It can be moved down during pressed by external force, drive conducting strip 912 to be contacted with positive electrode contact 31 and negative electrode contact 32, formed logical
Road, so as to which starting relay component 8 works, when unclamping the external force pressed, because Waterproof push-button covers 91 elasticity of itself, test is pressed
Key 911 moves up reset, and conducting strip 912 departs from the contact with positive electrode contact 31 and negative electrode contact 32, disconnects relay assembly 8
Working condition, the test device parts are few, simple in construction, easy to assembly, so as to reduce being manufactured into for whole safety plug
This.
It is as shown in Figure 4 and Figure 5 the safety plug circuit off-state, presses the SR 71, the reset is pressed
Button 71 promotes cross-arm 6 to be rotated to the side of relay assembly 8, and when snap fit 711 is moved down into below lock 62, cross-arm 6 is being held in the mouth
Rotated in the presence of iron 82 and fastening spring 83 toward the side of SR 71, lock 62 is fastened on the top of snap fit 711；Such as Fig. 6
It is shown, when the external force on SR 71 is unclamped, under the impetus of back-moving spring 72, described SR 71 and horizontal stroke
Load 6 moves upwardly together, and drives live wire shell fragment 51 and zero line shell fragment 52 to be swung up by cross-arm 6, makes movable contact 50 and stationary contact
Point 40 keeps contact, as shown in fig. 7, now the safety plug is in circuit on-state.
As shown in figure 8, when electric leakage, described relay assembly 8 works, and pulls cross-arm 6 to rotate by armature 82, makes lock
Button 62 unclamps and the fastening of snap fit 711, live wire shell fragment 51 and zero line shell fragment 52 resilience in the presence of its own resilient, so as to
So that movable contact 50 disengages with stationary contact 40, the circuit on-state of safety plug is disconnected, plays earth leakage protective effect.
As shown in figure 8, when pressing test button 911, the conducting strip 912 touches with positive electrode contact 31 and negative electrode simultaneously
Point 32 contacts and connecting the circuit of relay assembly 8 makes relay assembly 8 work, and pulls cross-arm 6 to rotate by armature 82, makes lock
Button 62 unclamps and the fastening of snap fit 711, live wire shell fragment 51 and zero line shell fragment 52 resilience in the presence of its own resilient, so as to
So that movable contact 50 disengages with stationary contact 40, the circuit on-state of safety plug is disconnected, it is earth leakage protective to play test
Effect.
Described Waterproof push-button set 91 is made up of soft plastic, and described conducting strip 912 is electric silica gel, and electric silica gel has
Flexible and deformability so that the contact with positive electrode contact 31 and negative electrode contact 32 of conducting strip 912 is more stable can
Lean on；Described conducting strip 912 is molded together with test button 911 and fixed.During manufacture, electric silica gel is placed in advance in test button
In 911 mould, together with test button 911 injection molding fix, technique is simple, and production cost is low, while after simplifying
The production and assembly technique at end.
The test button 911 includes button top 9111 and protrusion of the protrusion above body 910 below body 910
Button bottom 9112, the button top 9111 exposes outside through shell 1, is easy to human hand pressing operation, under the button
Portion 9112 is connected through key hole 921 and with conducting strip 912, simple in construction.
Described fixing body 2 is provided with cross-arm link slot 21, and described cross-arm 6 is provided with and is engaged with cross-arm link slot 21
And the cross-arm connecting portion 61 that can be moved up and down and rotate in cross-arm link slot 21, after being easy to cross-arm 6 to be fastened with SR 71,
Up moved together in the presence of back-moving spring 72, drive live wire shell fragment 51 and the action of zero line shell fragment 52 to contact movable contact 50
Stationary contact 40.
The button set 913 being engaged with SR 71 is additionally provided with described Waterproof push-button set 91, protects SR
At 71, preferably play a part of sealing waterproof.
Claims (9)
1. one kind has earth leakage protective safety plug, including shell (1), fixing body (2), wiring board (3), live prong (41)
With zero line pin (42), the wiring board (3), live prong (41) and zero line pin (42) are arranged on fixing body (2), and it is special
Sign is：Stationary contact (40) is respectively equipped with the live prong (41) and zero line pin (42), described fixing body is set on (2)
There are the live wire being connected respectively with out-put supply line, zero line shell fragment (51,52), the phase on described live wire, zero line shell fragment (51,52)
The movable contact (50) for being contacted with stationary contact (40) should be provided with, described fixing body (2), which is provided with, can drive live wire, zero line
Shell fragment (51,52) action makes movable contact (50) contact the cross-arm (6) of stationary contact (40), and the cross-arm (6) is interior to be movably set with again
Position button (71), the SR (71) is provided with can be by the back-moving spring (72) of its up top pressure, described SR
(71) fastening structure that the two is snapped together can be made when SR (71) is pressed by being provided between cross-arm (6), detained
Conjunction state, described back-moving spring (72) promote SR (71) and cross-arm (6) up to move together and make movable contact (50)
With stationary contact (40) keep contact, described cross-arm (6) be provided with electric leakage when can drive fastening structure disengagement buckling state from
And cause live wire, the relay assembly (8) of zero line shell fragment (51,52) resilience in the presence of its own resilient, described wiring board
(3) positive electrode contact (31) electrically connected with relay assembly (8) and negative electrode contact (32), described shell (1) are provided with
It is provided with and positive electrode contact (31) and negative electrode contact (32) is can turn on when pressing so that the survey of relay assembly (8) work
Trial assembly is put, and described test device includes flexible Waterproof push-button set (91), and Waterproof push-button set (91) is fixed on
Cover clamp (92) on shell (1), positioned at the upper of positive electrode contact (31) and negative electrode contact (32) on the cover clamp (92)
Side is provided with key hole (921), and the Waterproof push-button set (91) includes body (910), integrally formed with post on the body (910)
The test button (911) of shape, the test button (911) are stretched into positive electrode contact (31) and negative electricity through key hole (921)
The top of pole contact (32), the bottom of the test button (911) is provided with can connect positive electricity when pressing test button (911)
Pole contact (31) and the conducting strip (912) of negative electrode contact (32).
2. one kind according to claim 1 has earth leakage protective safety plug, it is characterised in that：Described Waterproof push-button
Set (91) is made up of soft plastic.
3. one kind according to claim 2 has earth leakage protective safety plug, it is characterised in that：Described conducting strip
(912) it is electric silica gel.
4. one kind according to claim 3 has earth leakage protective safety plug, it is characterised in that：Described conducting strip
(912) it is molded and fixes together with test button (911).
5. one kind according to claim 1 has earth leakage protective safety plug, it is characterised in that：The test button
(911) button top (9111) and protrusion button bottom body (910) below of the protrusion above body (910) is included
(9112), the button top (9111) exposes outside through shell (1), and the button bottom (9112) passes through key hole
(921) and with conducting strip (912) it is connected.
6. one kind according to claim 1 has earth leakage protective safety plug, it is characterised in that：Described fixing body
(2) cross-arm link slot (21) is provided with, described cross-arm (6), which is provided with, to be merged and can connect in cross-arm with cross-arm link slot (21) matching
The cross-arm connecting portion (61) for moving up and down and rotating in access slot (21).
7. one kind according to claim 6 has earth leakage protective safety plug, it is characterised in that：Described relay group
Part (8) includes coil (81), and the coil (81) is provided with the armature that is connected and can drive cross-arm (6) to rotate with cross-arm (6)
(82), the armature (82) is provided with the fastening spring (83) of its top pressure outward.
8. one kind according to claim 7 has earth leakage protective safety plug, it is characterised in that：Described fastening structure
Including the snap fit (711) being located on SR (71) upward, and it is located at what is be engaged on cross-arm (6) with snap fit (711)
Latch (62), the cross-arm (6) to relay assembly (8) side rotates when, lock (62) and the snap fit (711) depart from button
Close.
9. one kind according to claim 1 has earth leakage protective safety plug, it is characterised in that：Described Waterproof push-button
The button set (913) being engaged with SR (71) is additionally provided with set (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710799070.1A CN107508090B (en) | 2017-09-07 | 2017-09-07 | Safety plug with leakage protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710799070.1A CN107508090B (en) | 2017-09-07 | 2017-09-07 | Safety plug with leakage protection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107508090A true CN107508090A (en) | 2017-12-22 |
| CN107508090B CN107508090B (en) | 2020-06-30 |
Family
ID=60696022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710799070.1A Active CN107508090B (en) | 2017-09-07 | 2017-09-07 | Safety plug with leakage protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107508090B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108232680A (en) * | 2018-04-07 | 2018-06-29 | 佛山市顺德区信辉达电子有限公司 | For the relay rack of leakage protecting plug |
| CN108323072A (en) * | 2018-02-08 | 2018-07-24 | 温州艺创智能科技有限公司 | A kind of intelligent closestool waterproof remote controller |
| CN108417460A (en) * | 2018-05-16 | 2018-08-17 | 中山市开普电器有限公司 | A kind of earth leakage protective actuating mechanism unrelated with supply voltage |
| CN109301590A (en) * | 2018-10-08 | 2019-02-01 | 梁嘉平 | A kind of waterproof probe-type temp-control plug |
| CN109411966A (en) * | 2018-11-29 | 2019-03-01 | 佛山市顺德区信辉达电子有限公司 | Leakage protecting plug |
| CN110223886A (en) * | 2019-07-16 | 2019-09-10 | 深圳市南岛机电有限公司 | Waterproof electricity leakage protector |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120178310A1 (en) * | 2011-01-06 | 2012-07-12 | Ekchian Jack A | Electrical connector |
| CN102810799A (en) * | 2012-08-14 | 2012-12-05 | 中山市拓昊电器有限公司 | Current leakage protection plug |
| CN102810800A (en) * | 2012-08-14 | 2012-12-05 | 中山市拓昊电器有限公司 | Plug with function of earth leakage protection |
| US8390404B2 (en) * | 2009-05-27 | 2013-03-05 | Zhongshan Kaper Electrical Co., Ltd. | Power plug with cable leakage protective function |
| CN106025721A (en) * | 2016-06-17 | 2016-10-12 | 佛山市顺德区信辉达电子有限公司 | Three-pole power-off and leakage protection plug |
| CN205693088U (en) * | 2016-06-30 | 2016-11-16 | 常熟市立得电器有限公司 | Leakage protecting plug the two poles of the earth on off mechanism |
| CN106654736A (en) * | 2016-10-14 | 2017-05-10 | 中山市拓昊电器有限公司 | Leakage protection plug |
| CN207149790U (en) * | 2017-09-07 | 2018-03-27 | 中山市拓昊电器有限公司 | A kind of safety plug with creepage protection function |
-
2017
- 2017-09-07 CN CN201710799070.1A patent/CN107508090B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8390404B2 (en) * | 2009-05-27 | 2013-03-05 | Zhongshan Kaper Electrical Co., Ltd. | Power plug with cable leakage protective function |
| US20120178310A1 (en) * | 2011-01-06 | 2012-07-12 | Ekchian Jack A | Electrical connector |
| CN102810799A (en) * | 2012-08-14 | 2012-12-05 | 中山市拓昊电器有限公司 | Current leakage protection plug |
| CN102810800A (en) * | 2012-08-14 | 2012-12-05 | 中山市拓昊电器有限公司 | Plug with function of earth leakage protection |
| CN106025721A (en) * | 2016-06-17 | 2016-10-12 | 佛山市顺德区信辉达电子有限公司 | Three-pole power-off and leakage protection plug |
| CN205693088U (en) * | 2016-06-30 | 2016-11-16 | 常熟市立得电器有限公司 | Leakage protecting plug the two poles of the earth on off mechanism |
| CN106654736A (en) * | 2016-10-14 | 2017-05-10 | 中山市拓昊电器有限公司 | Leakage protection plug |
| CN207149790U (en) * | 2017-09-07 | 2018-03-27 | 中山市拓昊电器有限公司 | A kind of safety plug with creepage protection function |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108323072A (en) * | 2018-02-08 | 2018-07-24 | 温州艺创智能科技有限公司 | A kind of intelligent closestool waterproof remote controller |
| CN108232680A (en) * | 2018-04-07 | 2018-06-29 | 佛山市顺德区信辉达电子有限公司 | For the relay rack of leakage protecting plug |
| CN108232680B (en) * | 2018-04-07 | 2023-09-22 | 佛山市顺德区信辉达电子有限公司 | Relay rack for leakage protection plug |
| CN108417460A (en) * | 2018-05-16 | 2018-08-17 | 中山市开普电器有限公司 | A kind of earth leakage protective actuating mechanism unrelated with supply voltage |
| CN108417460B (en) * | 2018-05-16 | 2024-05-14 | 中山市开普电器有限公司 | Leakage protection action mechanism irrelevant to power supply voltage |
| CN109301590A (en) * | 2018-10-08 | 2019-02-01 | 梁嘉平 | A kind of waterproof probe-type temp-control plug |
| CN109301590B (en) * | 2018-10-08 | 2024-04-26 | 梁嘉平 | Waterproof probe type temperature control plug |
| CN109411966A (en) * | 2018-11-29 | 2019-03-01 | 佛山市顺德区信辉达电子有限公司 | Leakage protecting plug |
| CN109411966B (en) * | 2018-11-29 | 2023-11-17 | 佛山市顺德区信辉达电子有限公司 | Leakage protection plug |
| CN110223886A (en) * | 2019-07-16 | 2019-09-10 | 深圳市南岛机电有限公司 | Waterproof electricity leakage protector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107508090B (en) | 2020-06-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107508090A (en) | One kind has earth leakage protective safety plug | |
| CN102751123B (en) | Mobile phone and waterproof press key panel thereof | |
| CN106057591B (en) | Leakage protector structure suitable for automatic assembly | |
| CN201243324Y (en) | Mounting structure of mobile phone battery and mobile phone | |
| CN105990210B (en) | For picking and placing the jig of chip module | |
| CN207149790U (en) | A kind of safety plug with creepage protection function | |
| CN106654668B (en) | A kind of no spring hole scoket and the complementary plug coordinated with it | |
| CN102509919B (en) | Leakage protection socket with inverted wiring protection function | |
| JP3177068U (en) | Small coaxial connector | |
| CN207082463U (en) | A kind of microswitch | |
| CN202443889U (en) | Waterproof microswitch | |
| CN202142447U (en) | Microswitch with lamp | |
| CN203325742U (en) | Switching device | |
| CN106356231A (en) | Self-locking switch | |
| CN207392917U (en) | A kind of closed type remote controller key | |
| CN107180716B (en) | intelligent electric appliance reset switch | |
| CN203521318U (en) | High-power square temperature controller | |
| CN202915314U (en) | Sealing structure of headlamp button | |
| CN106848613B (en) | Electronic connector | |
| CN105977082A (en) | Permanent magnet button | |
| CN207124133U (en) | Construction of switch and automobiles indicator lamp | |
| CN104465180A (en) | Touch switch | |
| TWM358380U (en) | Electronic seal | |
| CN216902609U (en) | Microswitch with resistor | |
| JP3095215U (en) | Socket assembly with switch structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 528400 Second Floor of No. 108 Dongfu Fourth Road, Dongfeng Town, Zhongshan City, Guangdong Province Applicant after: Zhongshan To-Head Electrical Co., Ltd. Address before: 528400 No. 4 Guangyao Road, Dongsheng Town, Zhongshan City, Guangdong Province Applicant before: Zhongshan To-Head Electrical Co., Ltd. |
|
| CB02 | Change of applicant information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200608 Address after: 528400 third floor, workshop, No.108, Dongfu Fourth Road, Dongfeng Town, Zhongshan City, Guangdong Province Applicant after: Zhongshan RiFeng Intelligent Electric Co.,Ltd. Address before: No.108, Dongfu Fourth Road, Dongfeng Town, Zhongshan City, Guangdong Province Applicant before: ZHONGSHAN TO-HEAD ELECTRICAL Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |