CN208538787U - A kind of mobile leakage protector - Google Patents
A kind of mobile leakage protector Download PDFInfo
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- CN208538787U CN208538787U CN201821354707.2U CN201821354707U CN208538787U CN 208538787 U CN208538787 U CN 208538787U CN 201821354707 U CN201821354707 U CN 201821354707U CN 208538787 U CN208538787 U CN 208538787U
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- step portion
- sleeve
- plate
- clamping head
- tripping
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Abstract
The utility model provides a kind of mobile leakage protector; including shell, pin group, sleeve group and leakage protection module, leakage protection module includes wiring board, magnetictrip, tripping plate, reset button, static contact and the spring plate of pedestal, setting on the base；First step portion is integrally extended in the reset button, tripping plate is equipped with abutting portion and second step portion, the second step portion and the inconsistent cooperation in first step portion, and moving contact described in the reset force of the reset button and static contact, which are formed, to be in electrical contact；Connection is realized by the conflict cooperation in the first step portion and second step portion that integrally extend between reset button and tripping plate, carry out transition connection without additional parts, it is easy assembly, and be not in the resistances such as burr, when leaking electricity, magnetictrip pulls tripping plate, second step portion is set to be detached from first step portion, the sensitive tripping less than 50V voltage can be achieved, realize power-off, high sensitivity.
Description
Technical field
The utility model relates to converter arts, and in particular to one kind is easy assembly, and the mobile electric leakage of high sensitivity
Protector.
Background technique
Earth leakage protective device is primarily used to protect when leak current fault occurs for equipment and to the person electric shock for having fatal risk
Shield, had not only protected the personal safety of electrical appliance people, but also electrical equipment can be protected against damages.As household electrical appliance are daily in resident
Universal in life, while bringing convenient, safety also has attracted increasing attention, and people protect electric leakage
The performance requirement for protecting device is also higher and higher.
Application No. is 201621492490.2 to disclose a kind of earth leakage protective converter for Chinese utility model patent, wherein
Linkage one locking plate 31 of setting of magnetictrip 27 of the earth leakage protective converter, the locking plate 31 pass through contact rack 30 and are clamped
On the lower end of reset button 24, wiring board receives electric leakage signal, and the electromagnetic coil in leakage protection module generates induction magnetic
, push iron core movement, thus iron core drive locking plate movement, locking plate lose the limitation of reset button, contact rack and movable contact spring to
Lower movement, movable contact spring are quickly disconnected with static contact, realize the creepage protection function of the earth leakage protective converter.Magnetictrip
27, it is connected between reset button 24 and contact rack 30 by a locking plate 31, the size of locking plate 31 is small, and assembly difficulty is big, and assembly is not
It is easy to appear burr in the case where, increases resistance, often in the case where leaking electricity less than 50V voltage, it is difficult to act, i.e.,
It is difficult to happen the movement of tripping power-off, sensitivity or not good enough.
Utility model content
For this purpose, the utility model is provided through the improvement to releasing structure, one kind is provided and is easy to assemble, and high sensitivity
Mobile leakage protector.
To achieve the above object, the technical scheme that the utility model is provided is as follows:
A kind of mobile leakage protector, including shell, the shell are equipped with pin group, sleeve group and earth leakage protective mould
Block, the leakage protection module include pedestal, setting wiring board on the base, magnetictrip, tripping plate, reset by
Button, static contact and spring plate；
The power pin of the static contact electrical connection pin group, one end of the spring plate are fixed on pedestal and form fixation
End, the other end are free end, and the fixing end of the spring plate is electrically connected the power supply sleeve of the sleeve group, and free end is equipped with
The moving contact of corresponding static contact；
First step portion is also integrally extended in the reset button；The tripping plate is integrally extended with abutting portion and second
Stage portion, the abutting portion contact on spring plate, the second step portion and the inconsistent cooperation in first step portion, the reset
The reset force of button drives pull rod and tripping plate mobile, and the movement for plate of threading off drives spring plate to overcome natural resiliency by abutting portion
It swings, causes the moving contact and static contact to be formed and be in electrical contact；
The magnetictrip is electrically connected the wiring board, and links with tripping plate, when generating electric leakage, wiring board control electricity
Magnetic release movement, magnetictrip drive the first step portion of the second step portion disengaging reset button of tripping plate, plate of threading off
Support force is lost, spring plate restores under the action of natural resiliency restoring force, and moving contact is caused to be detached from the static contact.
Further, the magnetictrip includes: electromagnetic coil, the iron core and second with electromagnetic coil cooperation
Dynamic clamping head and quiet clamping head, the electromagnetic coil are electrically connected the wiring board, and the iron core and tripping plate linkage, the second dynamic clamping head and quiet clamping head are made
For iron core.
Further, a " u "-shaped card interface is offered on the tripping plate, the iron core is equipped with a clamping joint, and
It is connected on the " u "-shaped card interface of tripping plate.
Further, the reset button includes key, pull rod and the first dynamic clamping head and quiet clamping head, the key connecting rod
One end, first dynamic clamping head and quiet clamping head act on the other end of pull rod, integrally extend the first step portion on the pull rod.
Further, the sleeve group includes a ground connection sleeve and two power supply sleeves, further includes sleeve seat, and the ground connection is inserted
Set and power supply sleeve are arranged on sleeve seat, and the jack of corresponding ground connection sleeve and power supply sleeve is offered on the shell.
Further, two power supply sleeves are equipped with the first sub- sleeve and the second sub- sleeve, the first son of two power supply sleeves
Sleeve matches to form two hole socket, and the second sub- sleeve of two power supply sleeves matches to form Three-hole socket with ground connection sleeve, also
Including protective door group, the protective door group includes two hole protective doors of the corresponding two hole socket and three holes of corresponding Three-hole socket
Protective door.
Further, further include protection door frame, offer installation slotted eye on the protection door frame, the protective door group
Two hole protective doors and three hole protective doors, which position, to be arranged in the installation slotted eye, and the protection door frame is fixedly connected on the shell
It is interior.
Further, the pin group includes a grounding pin and two power pins, the grounding pin and power supply of pin group
Pin is fixed in shell, and is extended to outside shell.
Further, the shell includes lower case and cover, and the lower case has an accommodation groove, the sleeve group and
Leakage protection module is placed in the accommodation groove, and the cover is covered in lower case.
Further, the Waterproof push-button cap of corresponding reset button is additionally provided on the cover.
By technical solution provided by the utility model, have the following beneficial effects:
First step portion is integrally extended in the reset button, tripping plate is equipped with abutting portion and second step portion, described
Abutting portion contacts on spring plate, the second step portion and the inconsistent cooperation in first step portion, the reset of the reset button
Power drives pull rod and tripping plate mobile, and the movement for plate of threading off drives spring plate that natural resiliency is overcome to swing by abutting portion, causes
The moving contact and static contact, which are formed, to be in electrical contact；In the releasing structure, by integrally extending between reset button and tripping plate
Connection is realized in the conflict cooperation in first step portion and second step portion, is carried out transition connection without additional parts, is easy assembly, and not
It will appear the resistances such as burr, when leaking electricity, magnetictrip pulls tripping plate, and second step portion is made to be detached from first step portion
Can be, it can be achieved that being less than the sensitive tripping of 50V voltage, realization powers off, high sensitivity.
Detailed description of the invention
Fig. 1 show the three-dimensional appearance schematic diagram of mobile leakage protector in embodiment；
Fig. 2 show the structural schematic diagram that mobile leakage protector in embodiment conceals cover；
Fig. 3 show the decomposition diagram of mobile leakage protector in embodiment；
Fig. 4 show the schematic diagram of internal structure of mobile leakage protector in embodiment；
Fig. 5 show the decomposition diagram of the internal structure of mobile leakage protector in embodiment；
Fig. 6 show the decomposition diagram of the partial internal structure of mobile leakage protector in embodiment；
Fig. 7 show the partial internal structure of mobile leakage protector in embodiment.
Fig. 8 show the structural schematic diagram of the tripping plate of mobile leakage protector in embodiment；
Fig. 9 show the structural schematic diagram of the pull rod of mobile leakage protector in embodiment；
Figure 10 show the decomposition diagram of the magnetictrip of mobile leakage protector in embodiment；
Figure 11 show the structural schematic diagram of the power supply sleeve of mobile leakage protector in embodiment.
Specific embodiment
To further illustrate each embodiment, the utility model is provided with attached drawing.These attached drawings are in the utility model discloses
A part of appearance mainly to illustrate embodiment, and can cooperate the associated description of specification former come the running for explaining embodiment
Reason.Cooperation refers to these contents, and those of ordinary skill in the art will be understood that other possible embodiments and sheet are practical new
The advantages of type.Component in figure is not necessarily to scale, and similar component symbol is conventionally used to indicate similar component.
Now in conjunction with the drawings and specific embodiments, the present invention will be further described.
Referring to figs. 1 to shown in Figure 11, a kind of mobile leakage protector provided in this embodiment, including shell, the shell
Body is equipped with pin group, sleeve group and leakage protection module 40.The shell includes lower case 11 and cover 12, the lower case 11
With an accommodation groove, the sleeve group and leakage protection module 40 are placed in the accommodation groove, and the cover 12 is covered on
In lower case 11.
The pin group includes a grounding pin 21 and two power pins 22, and two power pins 22 are fire/zero line pin,
The grounding pin 21 and power pin 22 of pin group are fixed in lower case 11, and are extended to outside the bottom of lower case 11.Specifically
, grounding pin 21 and power pin 22 are bolted and are bolted in lower case 11.
The sleeve group includes a ground connection sleeve 301 and two power supply sleeves 302, further includes sleeve seat 31, and the ground connection is inserted
Set 301 and power supply sleeve 302 are arranged on sleeve seat 31, specifically, two power supply sleeves 302 are equipped with the first sub- sleeve 3022
With the second sub- sleeve 3021, the sub- sleeve 3022 of the first of two power supply sleeves matches to form two hole socket, and the of two power supply sleeves
Two sub- sleeves 3021 match to form Three-hole socket with ground connection sleeve 301.Corresponding ground connection is offered on the cover 12 of the shell
The jack 121 of sleeve 301 and power supply sleeve 302, i.e., conventional two hole jacks and three hole jacks.
It further, further include protection door frame 32 and protective door group, the protective door group includes that corresponding two hole is inserted
Two hole protective doors 331 of seat and three hole protective doors 332 of corresponding Three-hole socket.Installation slotted eye is offered on the protection door frame 32
321, the two hole protective doors 331 and three hole protective doors 332 of the protective door group, which position, to be arranged in the installation slotted eye 321, institute
It states by the isolation positioning of pressure spring 333 between two hole protective doors 331 and three hole protective doors 332, the protection door frame 32 passes through clamping
It is fixed in the shell.Of course, in other embodiments, the fixed form of protection door frame 32 and shell can also be using slotting
The conventional fixed form such as connect, be spirally connected.
The leakage protection module 40 include pedestal 41, the wiring board 42 being arranged on the pedestal 41, magnetictrip 48,
Tripping plate 46, reset button, static contact 43 and spring plate 44.The static contact 43 passes through the electricity of 431 electrical connection pin group of conducting wire
Source pin 22, one end of the spring plate 44 are fixed on pedestal and form fixing end 441, and the other end is free end, described to move
The fixing end 441 of piece 44 is electrically connected the power supply sleeve 302 of the sleeve group by conducting wire 451, and free end is equipped with corresponding stationary contact
First 43 moving contact 45.
In the present embodiment, the combination of static contact 43, spring plate 44 is equipped with two groups, is separately positioned on two groups of corresponding power supplys
Between pin and power supply sleeve, this is conventional arrangement, referring in particular to the public affairs in background technique application No. is 201621492490.2
Open document.
The reset button includes key 471, pull rod 472 and the first dynamic clamping head and quiet clamping head 473, and the connection of key 471 is drawn
One end of bar 472, first dynamic clamping head and quiet clamping head 473 act on the other end of pull rod 472, also integrally prolong on the pull rod 472
Stretching has first step portion 4721.
The tripping plate 46 is integrally extended with abutting portion 462 and second step portion 461, and the abutting portion 462 contacts at dynamic
On elastic slice 44, the second step portion 461 and the inconsistent cooperation in first step portion 4721, first dynamic clamping head and quiet clamping head 473
Reset force drives pull rod 472 and plate 46 of threading off is mobile, and the movement of tripping plate 46 drives spring plate 44 to overcome certainly by abutting portion 462
Body elastics wing causes the moving contact 45 to be formed with static contact 43 and is in electrical contact；And then make power pin 22 and power supply sleeve 302
Between form corresponding electrical connection.
The magnetictrip 48 is electrically connected the wiring board 42, and links with tripping plate 46, when generating electric leakage, wiring board
42 control magnetictrips 48 act, and magnetictrip 48 drives the second step portion 461 of tripping plate 46 to be detached from reset button
The first step portion 4721 of pull rod 472, tripping plate 46 lose support force, and spring plate 44 is extensive under the action of natural resiliency restoring force
It is multiple, cause moving contact 45 to be detached from the static contact 43, and then realize fast break.
Further, in the present embodiment, the magnetictrip 48 includes: electromagnetic coil 481 and the electromagnetic coil 481
The iron core 482 of cooperation and the second dynamic clamping head and quiet clamping head 483, the electromagnetic coil 481 are electrically connected the wiring board 42, the iron
Core 482 and tripping plate 46 link, and the second dynamic clamping head and quiet clamping head 483 acts on iron core 482.When generating electric leakage, wiring board 42 controls electricity
Magnetic coil 481, which is powered, generates magnetic field, and then acts with dynamic iron core 482, and iron core 482 pulls tripping plate 46 to disengage it from reset button
Pull rod 472 first step portion 4721；When electromagnetic coil 481 has a power failure, the second dynamic clamping head and quiet clamping head 483 is replied with dynamic iron core 482
It is in situ.
Further, a " u "-shaped card interface 463 is offered on the tripping plate 46, the iron core 482 is equipped with a card
Connector 4821, and be connected on the " u "-shaped card interface 463 of tripping plate 46, connection structure is simple, secured, and is easy assembly.
Further, in the present embodiment, it is additionally provided with testing button 421 on the wiring board 42, for testing Interruption,
This is conventional structure, and this will not be detailed here.Specifically, testing button 421 is located on protection door frame 32, and pass through the protective door
Frame 32 connects the wiring board 42.
Further, in the present embodiment, first dynamic clamping head and quiet clamping head 473 and the second dynamic clamping head and quiet clamping head 483 are to reset
Spring is also possible to other flexible dynamic clamping head and quiet clamping head substitutions, such as elastic slice in other embodiments.
Further, in the present embodiment, the key 471 and testing button of corresponding reset button are additionally provided on the cover 12
421 Waterproof push-button cap 122 enhances water-proof function.
It further, further include a zero sequence transformer 49 in the present embodiment, zero sequence transformer 49 is electrically connected the wiring board
42, specific connection type is routine techniques, is no longer described in detail.The conducting wire 451 that the fixing end 441 of the spring plate 44 connects is worn
It crosses zero sequence transformer 49 to be electrically connected with the power supply sleeve 302 of the sleeve group, increases the zero sequence transformer 49, can preferably protect
Demonstrate,prove the stability of circuit structure.
By the technical solution of above-mentioned offer, first step portion 4721 is integrally extended in the reset button, plate of threading off
46 are equipped with abutting portion 462 and second step portion 461, and the abutting portion 462 contacts on spring plate 44, the second step portion
461 drive pull rod 472 and tripping with the inconsistent cooperation in first step portion 4721, the reset force of first dynamic clamping head and quiet clamping head 473
Plate 46 is mobile, and the movement of tripping plate 46 drives spring plate 44 that natural resiliency is overcome to swing by abutting portion 462, causes the dynamic touching
First 45 form electrical contact with static contact 43；In the releasing structure, between reset button and tripping plate 46 by integrally extend the
Connection is realized in the conflict cooperation in one stage portion 4721 and second step portion 461, is carried out transition connection without additional parts, is easy dress
Match, and be not in the resistances such as burr, when leaking electricity, magnetictrip 48 pulls tripping plate, keeps second step portion 461 de-
Can be, it can be achieved that being less than the sensitive tripping of 50V voltage from first step portion 4721, realization powers off, high sensitivity.
Although specifically showing and describing the utility model in conjunction with preferred embodiment, those skilled in the art is answered
This is understood, in the spirit and scope for not departing from the utility model defined by the appended claims, in form and details
On the utility model can be made a variety of changes, be the protection scope of the utility model.
Claims (10)
1. a kind of mobile leakage protector, including shell, the shell is equipped with pin group, sleeve group and leakage protection module,
It is characterized by: the leakage protection module include pedestal, setting wiring board on the base, magnetictrip, tripping plate,
Reset button, static contact and spring plate；
The power pin of the static contact electrical connection pin group, one end of the spring plate are fixed on pedestal and form fixing end,
The other end is free end, and the fixing end of the spring plate is electrically connected the power supply sleeve of the sleeve group, and free end, which is equipped with, to be corresponded to
The moving contact of static contact；
First step portion is also integrally extended in the reset button；The tripping plate is integrally extended with abutting portion and second step
Portion, the abutting portion contact on spring plate, the second step portion and the inconsistent cooperation in first step portion, the reset button
Reset force drive pull rod and tripping plate mobile, the movement for plate of threading off overcomes natural resiliency to put by abutting portion drive spring plate
It is dynamic, cause the moving contact and static contact to be formed and is in electrical contact；
The magnetictrip is electrically connected the wiring board, and links with tripping plate, and when generating electric leakage, it is de- that wiring board controls electromagnetism
Device movement is detained, magnetictrip drives the first step portion of the second step portion disengaging reset button of tripping plate, and tripping plate loses
Support force, spring plate restore under the action of natural resiliency restoring force, and moving contact is caused to be detached from the static contact.
2. mobile leakage protector according to claim 1, it is characterised in that: the magnetictrip includes: electromagnetism
Coil, iron core and the second dynamic clamping head and quiet clamping head with electromagnetic coil cooperation, the electromagnetic coil are electrically connected the wiring board,
The iron core and tripping plate linkage, the second dynamic clamping head and quiet clamping head act on iron core.
3. mobile leakage protector according to claim 2, it is characterised in that: offer one " U " on the tripping plate
Shape card interface, the iron core are equipped with a clamping joint, and are connected on the " u "-shaped card interface of tripping plate.
4. mobile leakage protector according to claim 1, it is characterised in that: the reset button includes key, draws
Bar and the first dynamic clamping head and quiet clamping head, one end of the key connecting rod, first dynamic clamping head and quiet clamping head act on the another of pull rod
It holds, integrally extends the first step portion on the pull rod.
5. mobile leakage protector according to claim 1, it is characterised in that: the sleeve group includes a ground connection sleeve
It further include sleeve seat with two power supply sleeves, the ground connection sleeve and power supply sleeve are arranged on sleeve seat, are opened on the shell
Jack equipped with corresponding ground connection sleeve and power supply sleeve.
6. mobile leakage protector according to claim 5, it is characterised in that: two power supply sleeves are equipped with the first son and insert
Set and the second sub- sleeve, the first sub- sleeve of two power supply sleeves match to form two hole socket, and the second son of two power supply sleeves is inserted
Set matches to form Three-hole socket with ground connection sleeve, further includes protective door group, and the protective door group includes that corresponding two hole is inserted
Three hole protective doors of two hole protective doors of seat and corresponding Three-hole socket.
7. mobile leakage protector according to claim 6, it is characterised in that: further include protection door frame, the protection
Installation slotted eye is offered on door frame, the two hole protective doors and three hole protective doors of the protective door group, which position, to be arranged in the mounting groove
In hole, the protection door frame is fixedly connected in the shell.
8. mobile leakage protector according to claim 1, it is characterised in that: the pin group includes a grounding pin
With two power pins, the grounding pin and power pin of pin group are fixed in shell, and are extended to outside shell.
9. mobile leakage protector according to claim 1, it is characterised in that: the shell includes lower case and face
Lid, the lower case have an accommodation groove, and the sleeve group and leakage protection module are placed in the accommodation groove, the face
It is covered in lower case.
10. mobile leakage protector according to claim 9, it is characterised in that: be additionally provided on the cover corresponding multiple
The Waterproof push-button cap of position button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821354707.2U CN208538787U (en) | 2018-08-22 | 2018-08-22 | A kind of mobile leakage protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821354707.2U CN208538787U (en) | 2018-08-22 | 2018-08-22 | A kind of mobile leakage protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208538787U true CN208538787U (en) | 2019-02-22 |
Family
ID=65378443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821354707.2U Active CN208538787U (en) | 2018-08-22 | 2018-08-22 | A kind of mobile leakage protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208538787U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110311256A (en) * | 2019-08-01 | 2019-10-08 | 上海路美思电气有限公司 | A kind of electric leakage socket and the moulding process with the mutual inductor on electric leakage socket |
-
2018
- 2018-08-22 CN CN201821354707.2U patent/CN208538787U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110311256A (en) * | 2019-08-01 | 2019-10-08 | 上海路美思电气有限公司 | A kind of electric leakage socket and the moulding process with the mutual inductor on electric leakage socket |
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