CN202797457U - Leakage protection plug - Google Patents
Leakage protection plug Download PDFInfo
- Publication number
- CN202797457U CN202797457U CN 201220497414 CN201220497414U CN202797457U CN 202797457 U CN202797457 U CN 202797457U CN 201220497414 CN201220497414 CN 201220497414 CN 201220497414 U CN201220497414 U CN 201220497414U CN 202797457 U CN202797457 U CN 202797457U
- Authority
- CN
- China
- Prior art keywords
- contact
- circuit board
- fire
- type terminal
- crimp type
- 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 - Lifetime
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 16
- 239000011889 copper foil Substances 0.000 claims description 16
- 239000004593 Epoxy Substances 0.000 claims description 4
- 239000003365 glass fiber Substances 0.000 claims description 4
- 229920000297 Rayon Polymers 0.000 claims description 3
- 238000004079 fireproofing Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 238000002788 crimping Methods 0.000 abstract 4
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 206010014357 Electric shock Diseases 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 208000028485 lattice corneal dystrophy type I Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model discloses a leakage protection plug, which comprises a shell, a pin, a circuit board, a contact, a crimping terminal and a fireproof baffle; the circuit board, the contact, the crimping terminal and the fire damper are disposed inside the housing; the pin penetrates through the lower part of the shell to be connected with the contact or the crimping terminal; the circuit board is arranged at the upper part inside the shell; the contact is arranged at the lower part of the circuit board; the fire damper is disposed between the contact and the housing. The utility model discloses when earth leakage protection plug can effectively reduce the inside contact of plug and crimping terminal contact failure production high temperature and generate heat and inside on fire, the risk of plug casing is burnt out to fire, and then has avoided the plug to fire the risk of getting on fire and electrocute danger that arouses, has improved the security of plug.
Description
Technical field
The utility model relates to the technical field of plug, particularly relates to a kind of leakage protecting plug.
Background technology
The existing LCDI(Leakage Current that contains detects circuit breaker) leakage protecting plug, general not specially near the processing of preventing fires of position contact and the crimp type terminal.
The existing a kind of LCDI of containing plug is equipped with a fire-retardant fireproof plate on top, contact, can prevent from burning the housing of wearing top, contact.Because the difference of leakage protecting plug structure; only on top, contact the fire-retardant fireproof plate is housed; can not guarantee the fire protecting performance of plug comprehensively; the both sides of contact or crimp type terminal lack flameproof protection; cause in the unexpected situation on fire in contact; fire may burn out from the housing of both sides, contact, and there is major defect in the fire protecting performance of plug.
The utility model content
Based on this, be necessary defective and deficiency for prior art, a kind of leakage protecting plug with greater security is provided.
Leakage protecting plug for realizing that the utility model purpose provides comprises housing, pin, circuit board, contact, crimp type terminal and fire resisting shield;
Described circuit board, described contact, described crimp type terminal and described fire resisting shield are arranged on the inside of described housing;
The bottom that described pin passes housing is connected with described contact or described crimp type terminal;
Described circuit board is arranged on the top of described enclosure interior;
Described contact is arranged on the bottom of described circuit board;
Described fire resisting shield is arranged between described contact and the described housing.
Among embodiment, described leakage protecting plug comprises that also Leakage Current detects circuit breaker therein, and described Leakage Current detects circuit breaker and connects described circuit board.
Among embodiment, described fire resisting shield is fire proofing therein.
Among embodiment, described fire resisting shield is micarex or epoxy glass fiber plate therein.
Therein among embodiment, described contact comprises left contact and right contact, described crimp type terminal comprises left crimp type terminal and right crimp type terminal, described left contact and the corresponding left side that arranges and be arranged on described circuit board bottom of described left crimp type terminal, described right contact and the corresponding right side that arranges and be arranged on described circuit board bottom of described right crimp type terminal.
Among embodiment, described fire damper comprises first fire damper in the left side that is separately positioned on described left contact and is arranged on second fire damper on the right side of described right contact, lays respectively at left side and the right side of described enclosure interior therein.
Among embodiment, the utility model leakage protecting plug also comprises the 3rd fire damper and the 4th fire damper at the top that is separately positioned on described contact, lays respectively at the front portion of described enclosure interior therein.
Among embodiment, be provided with discrete electronic device and SMD electronic device on the described circuit board therein;
Described circuit board simultaneously is provided with copper foil layer, and described SMD electronic device is arranged on the one side that described circuit board is provided with copper foil layer;
Described discrete electronic device is arranged on the relative another side of one side that described circuit board is provided with copper foil layer;
Described circuit board is provided with one of copper foil layer and faces up, and described circuit board is provided with the relative another side of the one side of copper foil layer down.
Among embodiment, the bottom of described housing is provided with holddown groove therein, and described fire resisting shield inserts described holddown groove, is fixed on the described housing.
Among embodiment, described fire resisting shield is fixed on the described housing by viscose glue or screw mode therein.
The beneficial effects of the utility model: the utility model leakage protecting plug can effectively reduce plug inside contact and crimp type terminal loose contact and produce high temperature heating and inner when on fire; burn the risk of interspersed head housing; and then the plug on fire and Danger Electric shock risk that causes on fire, the fail safe that has improved plug have been avoided.
Description of drawings
For the purpose, technical scheme and the advantage that make the utility model leakage protecting plug is clearer, below in conjunction with concrete drawings and the specific embodiments, the utility model leakage protecting plug is further elaborated.
Fig. 1 is the schematic diagram of an embodiment of the utility model leakage protecting plug;
Fig. 2 is another schematic diagram of leakage protecting plug as shown in Figure 1;
Fig. 3 is the schematic diagram of another embodiment of the utility model leakage protecting plug.
Embodiment
An embodiment of leakage protecting plug of the present utility model, as shown in Figure 1 to Figure 3.
The utility model leakage protecting plug comprises housing 100, pin 200, circuit board 300, contact 410, crimp type terminal 400 and fire resisting shield 500;
Described circuit board 300, described contact 410, described crimp type terminal 400 and described fire resisting shield 500 are arranged on the inside of described housing 100;
Described contact 410 and described crimp type terminal 400 corresponding settings;
The bottom that described pin 200 passes housing 100 is connected with described contact 410 or crimp type terminal 400;
Described circuit board 300 is arranged on the top of described housing 100 inside;
Described contact 410 is arranged on the bottom of described circuit board 300;
Described fire resisting shield 500 is arranged between described contact 410 and the described housing 100.
Before not assembling fire resisting shield 500 described in the utility model, the close together of contact 410 and housing 100 in case unexpected high temperature or on fire appear in contact 410, then may be burnt described housing 100.
Preferably, as an embodiment, described leakage protecting plug comprises that also Leakage Current detects the circuit breaker (not shown), and described Leakage Current detects circuit breaker and connects described circuit board 300.
When pin was connected with crimp type terminal, the contact was connected with power line.During energising, crimp type terminal contacts energising with the contact, and when Leakage Current detected circuit breaker detection leakage of current value above set point, separated with crimp type terminal the control contact.
When pin was connected with the contact, corresponding, crimp type terminal was connected with power line, and when Leakage Current detected circuit breaker detection leakage of current value above set point, separated with crimp type terminal the control contact.
Preferably, as an embodiment, described fire resisting shield 500 is fire proofing.
Preferably, as an embodiment, described fire resisting shield 500 is micarex.
Preferably, as an embodiment, described fire resisting shield 500 is the epoxy glass fiber plate.
Preferably, as an embodiment, described fire resisting shield 500 is for covering Copper Foil epoxy glass fiber plate.
Preferably, as an embodiment, two described contacts 410 comprise left contact and right contact, described crimp type terminal 400 comprises left crimp type terminal and right crimp type terminal, described left contact and the corresponding left side that arranges and be arranged on described circuit board 300 bottoms of described left crimp type terminal, described right contact and the corresponding right side that arranges and be arranged on described circuit board 300 bottoms of described right crimp type terminal.
Preferably, as an embodiment, described fire damper 500 comprises first fire damper in the left side that is separately positioned on described left contact and is arranged on second fire damper on the right side of described right contact, lays respectively at left side and the right side of described housing 100 inside.
Described fire resisting shield 500 forms the fire damping wall that contact 410 and crimp type terminal 400 are protected together with circuit board 300.As shown in Figure 2.
Preferably, as an embodiment, the utility model leakage protecting plug also comprises the 3rd fire damper and the 4th fire damper at the top that is separately positioned on two described contacts 410, lays respectively at the front portion of described housing 100 inside.As shown in Figure 3.
Except the left and right side that as shown in Figure 2 fire resisting shield 500 is assemblied in housing 100 inside and contact 410 between the space; because top and housing 100 close together of contact 410; be equipped with fire resisting shield 500 between the front portion of housing 100 inside and contact 410, anterior fire resisting shield 500 forms the three-dimensional fire damping wall that contact 410 or crimp type terminal 400 are protected together with left and right sides fire resisting shield 500 and circuit board 300.
Because the bottom (power line line outlet direction) of contact 410 is distant with housing 100, fire is difficult for burning out, and 410 bottoms do not need to assemble fire resisting shield 500 in the contact.
Fig. 1, Fig. 2 and Fig. 3 only illustrate housing 100 partly, and housing 100 the first half are not shown.
Preferably, as an embodiment, be provided with discrete electronic device and SMD electronic device on the described circuit board 300;
Described circuit board 300 one sides are provided with copper foil layer, and described SMD electronic device is arranged on described circuit board 300 and is provided with on the one side of copper foil layer;
Described discrete electronic device is arranged on the relative another side of one side that described circuit board 300 is provided with copper foil layer;
Described circuit board 300 is provided with one of copper foil layer and faces up, and the relative another side of the one side that described circuit board 300 is provided with copper foil layer down.
Because circuit board 300 is arranged on the top of described contact 410 and crimp type terminal 400, circuit board one side down and aforementioned fire resisting shield form described contact 410 and crimp type terminal 400 are formed the stereoscopic protective walls, effectively reduce described contact 410 and crimp type terminal 400 heatings and the risk of burning upper shell.
Preferably, as an embodiment, the bottom of described housing 100 is provided with the jack that matches with described pin 200.
Preferably, as an embodiment, the bottom of described housing 100 is provided with holddown groove, and described fire resisting shield 500 inserts described holddown groove, is fixed on the described housing 100.
Preferably, as an embodiment, described fire resisting shield 500 is fixed on the described housing 100 by viscose glue or screw mode.
Preferably, as an embodiment, fire resisting shield 500 can be strip, also can be adjusted to required form according to surrounding structure.
The utility model leakage protecting plug can prevent that plug inside contact 410, loose contact position from producing high temperature heating and inner when on fire; burn interspersed head housing 100; and then the plug on fire and Danger Electric shock risk that causes on fire, the fail safe that has improved plug have been avoided.
The above embodiment has only expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (10)
1. a leakage protecting plug is characterized in that, comprises housing, pin, circuit board, contact, crimp type terminal and fire resisting shield;
Described circuit board, described contact, described crimp type terminal and described fire resisting shield are arranged on the inside of described housing;
Described contact and described crimp type terminal are corresponding to be arranged;
The bottom that described pin passes housing is connected with described contact or crimp type terminal;
Described circuit board is arranged on the top of described enclosure interior;
Described contact is arranged on the bottom of described circuit board;
Described fire resisting shield is arranged between described contact and the described housing.
2. leakage protecting plug according to claim 1 is characterized in that, comprises that also Leakage Current detects circuit breaker, and described Leakage Current detects circuit breaker and connects described circuit board.
3. leakage protecting plug according to claim 1 is characterized in that, described fire resisting shield is fire proofing.
4. leakage protecting plug according to claim 3 is characterized in that, described fire resisting shield is micarex or epoxy glass fiber plate.
5. leakage protecting plug according to claim 1; it is characterized in that; described contact comprises left contact and right contact; described crimp type terminal comprises left crimp type terminal and right crimp type terminal; described left contact and the corresponding left side that arranges and be arranged on described circuit board bottom of described left crimp type terminal, described right contact and the corresponding right side that arranges and be arranged on described circuit board bottom of described right crimp type terminal.
6. leakage protecting plug according to claim 5; it is characterized in that; described fire damper comprises first fire damper in the left side that is separately positioned on described left contact and is arranged on second fire damper on the right side of described right contact, lays respectively at left side and the right side of described enclosure interior.
7. leakage protecting plug according to claim 6 is characterized in that, also comprises the 3rd fire damper and the 4th fire damper at the top that is separately positioned on two described contacts, lays respectively at the front portion of described enclosure interior.
8. according to claim 1 to 7 each described leakage protecting plugs, it is characterized in that, be provided with discrete electronic device and SMD electronic device on the described circuit board;
Described circuit board simultaneously is provided with copper foil layer, and described SMD electronic device is arranged on the one side that described circuit board is provided with copper foil layer;
Described discrete electronic device is arranged on the relative another side of one side that described circuit board is provided with copper foil layer;
Described circuit board is provided with one of copper foil layer and faces up, and described circuit board is provided with the relative another side of the one side of copper foil layer down.
9. according to claim 6 or 7 described leakage protecting plugs, it is characterized in that the bottom of described housing is provided with holddown groove, described fire resisting shield inserts described holddown groove, is fixed on the described housing.
10. according to claim 6 or 7 described leakage protecting plugs, it is characterized in that described fire resisting shield is fixed on the described housing by viscose glue or screw mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220497414 CN202797457U (en) | 2012-09-26 | 2012-09-26 | Leakage protection plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220497414 CN202797457U (en) | 2012-09-26 | 2012-09-26 | Leakage protection plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202797457U true CN202797457U (en) | 2013-03-13 |
Family
ID=47824649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220497414 Expired - Lifetime CN202797457U (en) | 2012-09-26 | 2012-09-26 | Leakage protection plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202797457U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103682800A (en) * | 2012-09-26 | 2014-03-26 | 珠海格力电器股份有限公司 | Leakage protection plug |
| CN105097368A (en) * | 2014-05-09 | 2015-11-25 | 苏州益而益电器制造有限公司 | Fireproof separating board and plug-type circuit breaker including the same |
-
2012
- 2012-09-26 CN CN 201220497414 patent/CN202797457U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103682800A (en) * | 2012-09-26 | 2014-03-26 | 珠海格力电器股份有限公司 | Leakage protection plug |
| CN103682800B (en) * | 2012-09-26 | 2016-04-13 | 珠海格力电器股份有限公司 | Leakage protection plug |
| CN105097368A (en) * | 2014-05-09 | 2015-11-25 | 苏州益而益电器制造有限公司 | Fireproof separating board and plug-type circuit breaker including the same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130313 |
|
| CX01 | Expiry of patent term |