CN106207570A - A kind of three-pin plug - Google Patents
A kind of three-pin plug Download PDFInfo
- Publication number
- CN106207570A CN106207570A CN201610793421.3A CN201610793421A CN106207570A CN 106207570 A CN106207570 A CN 106207570A CN 201610793421 A CN201610793421 A CN 201610793421A CN 106207570 A CN106207570 A CN 106207570A
- Authority
- CN
- China
- Prior art keywords
- terminal
- caulking part
- pin plug
- ground wire
- several
- 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.)
- Pending
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
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
- H01R13/42—Securing in a demountable manner
- H01R13/428—Securing in a demountable manner by resilient locking means on the contact members; by locking means on resilient contact members
-
- 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
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
- H01R13/42—Securing in a demountable manner
- H01R13/422—Securing in resilient one-piece base or case, e.g. by friction; One-piece base or case formed with resilient locking means
-
- 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
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/652—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding with earth pin, blade or socket
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses a kind of three-pin plug；It includes body, zero terminal, fire line terminal and ground wire terminal it is connected on body, body is provided with the first installing hole for installing ground wire terminal, for installing the second installing hole of zero terminal and for installing the 3rd installing hole of fire line terminal, the afterbody of ground wire terminal is provided with several outwardly directed projections, body is provided with several grooves matched with projection at the edge of the first installing hole, the afterbody of ground wire terminal is additionally provided with connecting portion, connecting portion is provided with draw-in groove, and body is provided with the snap fit matched with draw-in groove；Protruding and fit depressions, draw-in groove match with snap fit so that the ground wire terminal of the present invention and body phase clamping, difficult drop-off after installation, structure is relatively reliable, improves the safety of product.
Description
Technical field
The present invention relates to plug technical field, particularly relate to a kind of three-pin plug.
Background technology
The ground wire terminal of three-pin plug of the prior art easily loosens, easy loose contact or existence when user uses
Potential safety hazard, the most then make device damage, heavy then can produce fire and electric shock accidents.
Summary of the invention
It is an object of the invention to provide a kind of three-pin plug, its ground wire terminal and body phase clamping, be difficult to after installation take off
Falling, structure is relatively reliable, improves the safety of product.
For reaching this purpose, the present invention by the following technical solutions:
A kind of three-pin plug, including body, body is connected to zero terminal, fire line terminal and ground wire terminal, this
Body is provided with the first installing hole for installing ground wire terminal, for installing the second installing hole of zero terminal and for installing fire
3rd installing hole of line terminals, the afterbody of ground wire terminal is provided with several outwardly directed projections, and body is at the first installing hole
Edge be provided with several and the protruding groove matched, the afterbody of ground wire terminal is additionally provided with connecting portion, and connecting portion is arranged
Draw-in groove, body is had to be provided with the snap fit matched with draw-in groove.
Wherein, zero terminal and the second installing hole, fire line terminal and the 3rd equal interference fit of installing hole.
Wherein, body is additionally provided with holding tank at the edge of the first installing hole, and the bottom surface of holding tank is provided with snap fit, snap fit
For elastomeric element.
Wherein, holding tank is provided with reinforcement at the one side relative with snap fit.
Wherein, connecting portion be provided with for ground wire rivet mutually the first caulking part, the medial surface of the first caulking part sets
It is equipped with several the first anti-slip tanks.
Wherein, the first caulking part is U-shaped, and several first anti-slip tanks are uniformly arranged along the short transverse of the first caulking part.
Wherein, the quantity of the first anti-slip tank is three, and the first anti-slip tank is arcuate groove.
Wherein, the afterbody of zero terminal is provided with the second caulking part for riveting mutually with zero line, the second caulking part interior
Side is provided with several the second anti-slip tanks, and the afterbody of fire line terminal is provided with the 3rd caulking part for riveting mutually with live wire,
The medial surface of the 3rd caulking part is provided with several the 3rd anti-slip tanks.
Wherein, the second caulking part and the 3rd caulking part are U-shaped, and several second anti-slip tanks are along the height of the second caulking part
Direction is uniformly arranged, and several the 3rd anti-slip tanks are uniformly arranged along the short transverse of the 3rd caulking part.
Wherein, the quantity of the second anti-slip tank and the 3rd anti-slip tank is three, and the second anti-slip tank and the 3rd anti-slip tank are
Arcuate groove.
Beneficial effects of the present invention: a kind of three-pin plug, including body, body is connected to zero terminal, live wire
Terminal and ground wire terminal, body is provided with the first installing hole for installing ground wire terminal, for installing the second of zero terminal
Installing hole and for installing the 3rd installing hole of fire line terminal, it is outwardly directed convex that the afterbody of ground wire terminal is provided with several
Rising, body is provided with several grooves matched with projection at the edge of the first installing hole, and the afterbody of ground wire terminal also sets up
Having connecting portion, connecting portion to be provided with draw-in groove, body is provided with the snap fit matched with draw-in groove.Projection and fit depressions, draw-in groove
Match with snap fit so that the ground wire terminal of the present invention and body phase clamping, difficult drop-off after installation, structure is relatively reliable, carries
The high safety of product.
Accompanying drawing explanation
Fig. 1 is the perspective view of the three-pin plug of the present invention.
Fig. 2 is the perspective exploded view of the three-pin plug of the present invention.
Fig. 3 is the perspective view of the body of the present invention.
Fig. 4 is the perspective view of the ground wire terminal of the present invention.
Fig. 5 is the perspective view of the fire line terminal of the present invention.
Fig. 6 is the perspective view of the zero terminal of the present invention.
Reference is as follows:
1-body；11-the first installing hole；12-the second installing hole；13-the 3rd installing hole；14-groove；15-snap fit；16-
Holding tank；161-reinforcement；2-zero terminal；21-the second caulking part；211-the second anti-slip tank；3-fire line terminal；31-the 3rd
Caulking part；311-the 3rd anti-slip tank；4-ground wire terminal；41-is protruding；42-connecting portion；421-draw-in groove；43-the first caulking part；
431-the first anti-slip tank；
10-zero line；20-live wire；30-ground wire.
Detailed description of the invention
Technical scheme is further illustrated below in conjunction with Fig. 1 to Fig. 6 and by specific embodiment.
As shown in Figures 1 to 4, a kind of three-pin plug, including body 1, body 1 is connected to zero terminal 2, live wire end
Son 3 and ground wire terminal 4, body 1 is provided with the first installing hole 11 for installing ground wire terminal 4, for installing zero terminal 2
Second installing hole 12 and for installing the 3rd installing hole 13 of fire line terminal 3, it is outside that the afterbody of ground wire terminal 4 is provided with several
The projection 41 stretched out, body 1 is provided with several and protruding 41 grooves 14 matched, ground wire at the edge of the first installing hole 11
The afterbody of terminal 4 is additionally provided with connecting portion 42, and connecting portion 42 is provided with draw-in groove 421, and body 1 is provided with and matches with draw-in groove 421
Snap fit 15.Protruding 41 and groove 14 matches, draw-in groove 421 matches with snap fit 15 so that the ground wire terminal 4 of the present invention with
Body 1 phase clamping, difficult drop-off after installation, structure is relatively reliable, improves the safety of product.
Preferably, as shown in Figure 3 and Figure 4, the quantity of projection 41 and groove 14 is two.In other embodiments, may be used
Be arranged as required to protruding 41 and the quantity of groove 14, such as, protruding 41 and the quantity of groove 14 can be three etc..Further
Preferably, zero terminal 2 and the second installing hole 12, fire line terminal 3 and the 3rd equal interference fit of installing hole 13 so that zero terminal
2 and fire line terminal 3 install after be not easy to relax, come off, improve product use safety.
In the present embodiment, as it is shown on figure 3, body 1 is additionally provided with holding tank 16, holding tank at the edge of the first installing hole 11
The bottom surface of 16 is provided with snap fit 15, and snap fit 15 is elastomeric element so that ground wire terminal 4 easier for installation, makes ground simultaneously
Line terminals 4 fixing relatively reliable.Preferably, holding tank 16 is provided with reinforcement 161 at the one side relative with snap fit 15, with
Improve the intensity of structure.
In the present embodiment, as shown in Figure 4, connecting portion 42 be provided with for ground wire 30 phase rivet the first caulking part
43, the medial surface of the first caulking part 43 is provided with several the first anti-slip tanks 431 so that ground wire terminal 4 facilitates implementation automatization
Riveting, saves a large amount of human resources, improves production efficiency, reduce production cost.Preferably, the first caulking part 43 is U
Type, several first anti-slip tanks 431 are uniformly arranged along the short transverse of the first caulking part 43.In the present embodiment, the first anti-slip tank
The quantity of 431 is three, and the first anti-slip tank 431 is arcuate groove.In other embodiments, the first anti-slip tank can be arranged as required to
The quantity of 431, such as, the quantity of the first anti-slip tank 431 can be four, five etc..
In the present embodiment, as it is shown in figure 5, the afterbody of zero terminal 2 is provided with the second riveting for riveting with zero line 10 phase
Meeting portion 21, the medial surface of the second caulking part 21 is provided with several the second anti-slip tanks 211.As shown in Figure 6, the tail of fire line terminal 3
Portion is provided with the 3rd caulking part 31 for riveting with live wire 20 phase, the medial surface of the 3rd caulking part 31 be provided with several the 3rd
Anti-slip tank 311 so that zero terminal 2 and fire line terminal 3 facilitate implementation automation riveting, saves a large amount of human resources, improves
Production efficiency, reduces production cost
Preferably, the second caulking part 21 and the 3rd caulking part 31 are U-shaped, and several second anti-slip tanks 211 are along the second riveting
The short transverse meeting portion 21 is uniformly arranged, and several the 3rd anti-slip tanks 311 are uniformly arranged along the short transverse of the 3rd caulking part 31.
In the present embodiment, the quantity of the second anti-slip tank 211 and the 3rd anti-slip tank 311 is three, and the second anti-slip tank 211 and the 3rd is anti-skidding
Groove 311 is arcuate groove.In other embodiments, the second anti-slip tank 211 and number of the 3rd anti-slip tank 311 can be arranged as required to
Amount, such as, the quantity of the second anti-slip tank 211 and the 3rd anti-slip tank 311 can be four, five etc..
Above content is only presently preferred embodiments of the present invention, for those of ordinary skill in the art, according to the present invention's
Thought, the most all will change, and this specification content should not be construed as the present invention
Restriction.
Claims (10)
1. a three-pin plug, including body (1), it is characterised in that be connected on described body (1) zero terminal (2),
Fire line terminal (3) and ground wire terminal (4), described body (1) is provided with the first installing hole for installing described ground wire terminal (4)
(11), it is used for second installing hole (12) of described zero terminal (2) being installed and being used for installing the 3rd peace of described fire line terminal (3)
Dress hole (13), the afterbody of described ground wire terminal (4) is provided with several outwardly directed projections (41), and described body (1) is in institute
The edge stating the first installing hole (11) is provided with several grooves (14) matched with described projection (41), described ground wire terminal
(4) afterbody is additionally provided with connecting portion (42), and described connecting portion (42) is provided with draw-in groove (421), described body (1) be provided with
The snap fit (15) that described draw-in groove (421) matches.
Three-pin plug the most according to claim 1, it is characterised in that described zero terminal (2) and described second installing hole
(12), described fire line terminal (3) and described 3rd installing hole (13) all interference fit.
Three-pin plug the most according to claim 1, it is characterised in that described body (1) is described first installing hole (11)
Edge be additionally provided with holding tank (16), the bottom surface of described holding tank (16) is provided with described snap fit (15), described snap fit (15)
For elastomeric element.
Three-pin plug the most according to claim 3, it is characterised in that described holding tank (16) with described snap fit (15) phase
To one side be provided with reinforcement (161).
Three-pin plug the most according to claim 1, it is characterised in that described connecting portion (42) be provided with for ground wire
(30) rivet mutually the first caulking part (43), the medial surface of described first caulking part (43) is provided with several the first anti-slip tanks
(431)。
Three-pin plug the most according to claim 5, it is characterised in that described first caulking part (43) is U-shaped, several institutes
State the first anti-slip tank (431) to be uniformly arranged along the short transverse of described first caulking part (43).
Three-pin plug the most according to claim 5, it is characterised in that the quantity of described first anti-slip tank (431) is three,
Described first anti-slip tank (431) is arcuate groove.
Three-pin plug the most according to claim 1, it is characterised in that the afterbody of described zero terminal (2) be provided with for
The second caulking part (21) riveted mutually with zero line (10), the medial surface of described second caulking part (21) be provided with several second prevent
Chute (211), the afterbody of described fire line terminal (3) is provided with the 3rd caulking part (31) for riveting mutually, institute with live wire (20)
The medial surface stating the 3rd caulking part (31) is provided with several the 3rd anti-slip tanks (311).
Three-pin plug the most according to claim 8, it is characterised in that described second caulking part (21) and described 3rd riveting
Portion (31) is U-shaped, and several described second anti-slip tanks (211) uniformly set along the short transverse of described second caulking part (21)
Putting, several described 3rd anti-slip tanks (311) are uniformly arranged along the short transverse of described 3rd caulking part (31).
Three-pin plug the most according to claim 8, it is characterised in that described second anti-slip tank (211) and the described 3rd is prevented
The quantity of chute (311) is three, and described second anti-slip tank (211) and described 3rd anti-slip tank (311) are arcuate groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610793421.3A CN106207570A (en) | 2016-08-31 | 2016-08-31 | A kind of three-pin plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610793421.3A CN106207570A (en) | 2016-08-31 | 2016-08-31 | A kind of three-pin plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106207570A true CN106207570A (en) | 2016-12-07 |
Family
ID=58086211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610793421.3A Pending CN106207570A (en) | 2016-08-31 | 2016-08-31 | A kind of three-pin plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106207570A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2664214Y (en) * | 2003-08-29 | 2004-12-15 | 建通精密工业股份有限公司 | Internal frame and terminal combined structure of power plug |
| CN202721279U (en) * | 2012-07-31 | 2013-02-06 | 建通精密工业股份有限公司 | Inner frame structure of plug |
| CN203398396U (en) * | 2013-07-01 | 2014-01-15 | 乐清市神创电气科技有限公司 | Generator looseness-prevention plug |
| CN203503861U (en) * | 2013-09-17 | 2014-03-26 | 建通精密工业股份有限公司 | Assembled female plug inner rack structure |
| CN203932449U (en) * | 2014-04-03 | 2014-11-05 | 广东华声电器股份有限公司 | A kind of plug internal frame with convex tendon |
| CN204720720U (en) * | 2015-05-26 | 2015-10-21 | 乐清市嘉得电子有限公司 | Splicing ear |
| CN205194889U (en) * | 2015-12-18 | 2016-04-27 | 浙江卓派电气有限公司 | Socket connector terminal |
| CN206098851U (en) * | 2016-08-31 | 2017-04-12 | 维尔斯电子(昆山)有限公司 | Three -pin plug |
-
2016
- 2016-08-31 CN CN201610793421.3A patent/CN106207570A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2664214Y (en) * | 2003-08-29 | 2004-12-15 | 建通精密工业股份有限公司 | Internal frame and terminal combined structure of power plug |
| CN202721279U (en) * | 2012-07-31 | 2013-02-06 | 建通精密工业股份有限公司 | Inner frame structure of plug |
| CN203398396U (en) * | 2013-07-01 | 2014-01-15 | 乐清市神创电气科技有限公司 | Generator looseness-prevention plug |
| CN203503861U (en) * | 2013-09-17 | 2014-03-26 | 建通精密工业股份有限公司 | Assembled female plug inner rack structure |
| CN203932449U (en) * | 2014-04-03 | 2014-11-05 | 广东华声电器股份有限公司 | A kind of plug internal frame with convex tendon |
| CN204720720U (en) * | 2015-05-26 | 2015-10-21 | 乐清市嘉得电子有限公司 | Splicing ear |
| CN205194889U (en) * | 2015-12-18 | 2016-04-27 | 浙江卓派电气有限公司 | Socket connector terminal |
| CN206098851U (en) * | 2016-08-31 | 2017-04-12 | 维尔斯电子(昆山)有限公司 | Three -pin plug |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161207 |