CN105896165A - Folding plug and assembly method thereof - Google Patents
Folding plug and assembly method thereof Download PDFInfo
- Publication number
- CN105896165A CN105896165A CN201610342321.9A CN201610342321A CN105896165A CN 105896165 A CN105896165 A CN 105896165A CN 201610342321 A CN201610342321 A CN 201610342321A CN 105896165 A CN105896165 A CN 105896165A
- Authority
- CN
- China
- Prior art keywords
- hollow spindle
- flank
- sheet metal
- connecting groove
- wire
- 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
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Classifications
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- 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
- H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
- H01R13/582—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable the cable being clamped between assembled parts of the housing
- H01R13/5825—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable the cable being clamped between assembled parts of the housing the means comprising additional parts captured between housing parts and cable
-
- 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
- H01R13/502—Bases; Cases composed of different pieces
-
- 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
- H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
-
- 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
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention relates to a folding plug and an assembly method thereof. The plug is reasonable in structure and convenient to assemble. The folding plug mainly comprises a hollow main shaft, side wings, metal sheets, plastic sleeves and an electric wire, wherein two side wings are hinged with the hollow main shaft, the axial positions are fixed through end covers and the side wings are prevented from falling off; the end covers and the hollow main shaft are provided with bumps; grooves are formed in the two side wings, so that the motion ranges of the side wings are limited and excessive distortion and fracture of the internal electric wires are prevented. A main electric wire penetrates into the hollow main shaft; an outer sheath and the inner wall of the hollow main shaft are bonded together through a binder to be prevented from falling off; the hollow main shaft is communicated with the two side wings through holes; a live wire and a zero wire pass through the holes, are introduced into wiring grooves in the side wings and are fixedly connected with the corresponding metal sheets in a welding manner; the strength of the root parts of the metal sheets is improved by the plastic sleeves; the plastic sleeves are fixedly connected with the wiring grooves through the binder respectively; a filler is put into each wiring groove; margins are left for the electric wires at two sides of the filler; partition of the fixed segment and the movable segment of the electric wire is ensured; and good contact of the electric wire after multiple folding deformation is further ensured.
Description
Technical field
The present invention relates to a kind of plug, a kind of collapsible 3-phase plug.
Background technology
In general, plug refers to a mobilizable joint, is connected by electric wire, generally has the electronic contact (referred to as male joint) of the forms such as prominent bar-shaped, blade shape between the device using electric power；Socket is then integrally fixed in equipment or building structure, has shape corresponding electronic contact slot (referred to as female joint).Many different safety devices can be furnished with in order to reduce the risk of electric shock, socket and plug.Such as socket may be designed to be only capable of accepting corresponding plug.When plug is not inserted into socket, also having many to cover the device of socket, some device is also designed to have outside dangerous high-tension electricity joint is not exposed to.Some socket has the electronic joint exposed, but is intended for ground connection and uses.
The electric charge that electric appliance casing produces, owing to there being ground wire, can be introduced the earth, reduce the generation of electric leakage accident by 3-phase plug, protects personal security, therefore all uses this plug in major part electrical equipment.Along with the development of information technology, notebook computer and panel computer are the most universal, for the demand of portability, its thickness is more and more thinner, and in order to take into account structural strength and heat radiation, shell have employed metal alloy, in order to ensure the safety of user, 3-phase plug necessarily chosen by plug.
The generally bag of these portable equipments, general main frame main body is individually placed, and mouse, power supply adaptor etc. are placed on outside bag.For safety and portable consideration, power supply adaptor is typically made flat, mouse is also adopted by flat wireless mouse, and three-phase power plug is placed and bag wherein can be made to bloat one piece, the most prominent, if there being extruding to occur, 3-phase plug can produce bigger pressure to main frame, if notebook upper surface, it is easier to damage display screen.For this problem, existing many solutions reduce the volume of 3-phase plug.One, plug is outputed groove to be folded into by sheet metal or sheet metal is designed to extension type, but necessarily have other frame for movement conduction electric current between electric wire and sheet metal, cannot ensure not produce the problems such as virtual connection after permanent use, this mode dangerous for the notebook of power about 90 watts；Its two, the folding mode unrelated with power line, and the thinest, this mode is the most unreliable but also is absolutely unsafe.
Summary of the invention
It is an object of the invention to provide a kind of shape 3-phase plug variable, portable, in the case of not changing overall volume, reached deformation effect, and ensured original structural strength to greatest extent.
The present invention adopts the following technical scheme that for achieving the above object
The collapsible plug that the present invention provides, including the electric main being sequentially connected with, hollow spindle, flank and metal bit end；Described flank includes fixed part and the rotating part that can rotate around fixed part, and described fixed part is coaxially connected with hollow spindle, and described fixed part and rotating part are equipped with connecting groove；Described metal bit end includes sheet metal and connects the adapter sleeve of sheet metal and flank；Being enclosed with ground wire, live wire and zero line in described electric main, three wirning harnesses become one to pass from hollow spindle, and connect respectively with sheet metal at flank separately.
Further, described flank is divided into both sides, and the fixed part of two flanks is hinged on hollow spindle, and one end of flank is fixed with hollow spindle by end cap；Wherein, the correspondence position on the position and end cap of flank ends contact end cap is provided with the position-limit mechanism cooperated, and is provided with, in the position of flank other end contact hollow spindle and the correspondence position of hollow spindle, the position-limit mechanism cooperated.
Further, described hollow spindle and rotating part joint are equipped with through hole, and through hole communicates with connecting groove, and described electric wire is extended in the connecting groove of flank from hollow spindle inner chamber by through hole.
Further, described sheet metal one end has groove, and sheet metal is by groove and adapter sleeve card and fixes, and described adapter sleeve is bonded in connecting groove.
Preferably in the connecting groove of described two flank rotating parts, it is provided with filler as a kind of, between connecting groove and filler, leaves spatial margin for electric wire.
The assemble method of this collapsible plug, the method comprises the following steps:
Step one, by coaxial superimposed for the fixed part of two flanks, is inserted in hollow spindle, smears binding agent with end cap bonding with hollow spindle；
Step 2, divests wire outer skin, penetrates from hollow spindle, passes fixing at the spatial margin of the connecting groove inner stuffing of the rotating part of flank to live wire, zero line respectively；Ground wire is passed in the connecting groove of flank fixed part；
Step 3, welds sheet metal with zero line, live wire respectively, adjusts sheet metal angle, by sheet metal card with on adapter sleeve, and whole metal bit end is inserted in connecting groove, is fixed by binding agent；
Step 4, welds ground wire with sheet metal, and adjusts angle, mutually bonding with end cap, the electric wire that fixation hollow main shaft is internal with it.
Further, having pit, inside described pit connection hollow spindle, inject binding agent in pit on the afterbody of hollow spindle, the electric wire making hollow spindle internal with it interfixes.
The present invention uses above technical scheme compared with prior art, has following technical effect that
This collapsible plug have employed two rotary flanks; three sheet metals making plug can change relative position with service condition; can be adjusted to down the triangle form of ordinary plug; can be changed into another kind of form in a non-operative state; reduce radially minimum dimension; being easy to carry, protection display screen etc. is not by excessive compressing.
Whole device is reasonable in design, and plug exterior is provided with anti-slip tank, hand-held convenience；The stopping means of flank makes to prevent internal wire excessive distortion from rupturing, safe and reliable；Filler in connecting groove makes the electric wire canned paragraph of both sides and the separation of active segment, it is ensured that after repeatedly folded deformation, line contacts is good；Whole plug is installed simple, small and exquisite easy-to-use, is particularly suitable for the 3-phase plug of portable mobile apparatus.
Accompanying drawing explanation
Below with reference to accompanying drawing, the invention will be further described:
Fig. 1 is the structural representation during work of the present invention collapsible plug；
Fig. 2 is the present invention collapsible plug structural representation when carrying；
Fig. 3 is the structural blast figure of the collapsible plug of the present invention；
Fig. 4 is the structural representation of end cap；
Fig. 5 is the structural representation of hollow spindle；
Fig. 6 is the structural representation of sheet metal；
Fig. 7 is the structural representation of plastic sheath；
Fig. 8 be flank structural representation；
In figure: 1 electric main, 2 crusts, 3 ground wires, 4 live wires, 5 zero lines, 6 pits, 7 hollow spindles, 8 flanks, 9 grooves, 10 end caps, 11 sheet metals, 12 plastic sheaths, 13 connecting grooves, 14 anti-slip tanks, 15 first through holes；17 first is protruding；20 second is protruding；16 grooves；18 fillers, 19 second through holes.
Detailed description of the invention
The present invention provides collapsible plug and assemble method thereof, and for making the purpose of the present invention, technical scheme and effect are clearer, clearly, and referring to the drawings and give an actual example that the present invention is described in more detail.Should be appreciated that described herein being embodied as, only in order to explain the present invention, is not intended to limit the present invention.
A kind of new type of plug that the present invention provides, as Fig. 1 is to shown in 8, and including hollow spindle 7, flank 8, sheet metal 11 and electric wire 1, two flanks 8 are hinged on hollow spindle 7, end cap 10 is fixed on hollow spindle 7 by binding agent, and axial location the prevention of fixing flank 8 come off；End cap 10 and the i.e. projection 17 and 20 of hollow spindle 7 Shang Dou limited location mechanism, the two ends correspondence position of two flanks 8 is provided with the position-limit mechanism cooperated i.e. groove 9, thus limits the range of movement of flank 8, prevents internal wire excessive distortion from rupturing；Electric main 1 penetrates hollow spindle 7, crust 2 is bonded together by binding agent with hollow spindle 7 inwall, through hole 15 and 19 is had on hollow spindle 7 and two flanks 8, thus hollow spindle 7 inner chamber communicates with connecting groove 13, live wire 4 and zero line 5 pass from through hole 15 and 19, introduce in the connecting groove 13 on flank 8, affixed with sheet metal 11 by the way of welding；Plastic sheath 12 1 aspect fixes sheet metal 11 by the groove on sheet metal 11, improves the intensity of sheet metal 11 root, the most bonding with connecting groove 13, it is ensured that adhesion strength；Before plastic sheath 12 closes with connecting groove 13 binding agent, need in connecting groove 13, put into filler 18, filler 18 both sides are electric wire and leave surplus, it is ensured that electric wire 34 canned paragraph and active segment separate, and further ensure line contacts after repeatedly folded deformation good.
If figure is first by good for two flank coaxial placements, it is inserted in hollow spindle；End cap lower edge coats binding agent, bonding with hollow spindle, and two flanks are thus without coming off and limitation of activity；Then peel wire outer skin off a part, penetrate from hollow spindle rear portion, and zero line and live wire are introduced connecting groove through through hole, in connecting groove, be filled with filler after leaving enough wiring surpluses and fix electric wire；Sheet metal and plastic sheath are integrated part, need first to process sheet metal, and just affixed with sheet metal when plastic sheath is molded, zero line and live wire are welded respectively at sheet metal end, coat binding agent in plastic sheath outer rim and connecting groove inwall, assign into after adjusting sheet metal angle；Movable two flanks also adjust electric wire position, locate to postpone and inject a certain amount of binding agent in hollow spindle pit, and wire outer skin is affixed with hollow spindle；Finally welding ground wire and corresponding sheet metal, owing in motion process, ground wire is motionless, so noting be used in hollow spindle inner chamber to be filled with filler, the plastic sheath outer rim of ground wire sheet metal having been coated binding agent, bonding with end cap, complete whole installation process.
During use, two flanks are stooped, pinch the pit on flank with hand, insert in socket, such as Fig. 1；When carrying, two flanks are tied, put in bag, such as Fig. 2.
The above; only for explaining the simplified embodiment designed by the present invention; but protection scope of the present invention is not limited thereto; any those familiar with the art is in the technical scope that the invention discloses; the change that can readily occur in or replacement, all should contain within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with scope of the claims.
Claims (7)
- The most collapsible plug, including the electric main being sequentially connected with, hollow spindle, flank and metal bit end；It is characterized in that, described flank includes fixed part and the rotating part that can rotate around fixed part, and described fixed part is coaxially connected with hollow spindle, and described fixed part and rotating part are equipped with connecting groove；Described metal bit end includes sheet metal and connects the adapter sleeve of sheet metal and flank；Being enclosed with ground wire, live wire and zero line in described electric main, three wirning harnesses become one to pass from hollow spindle, and connect respectively with sheet metal at flank separately.
- Collapsible plug the most according to claim 1, it is characterised in that described flank is divided into both sides, the fixed part of two flanks is hinged on hollow spindle, and one end of flank is fixed with hollow spindle by end cap；Wherein, the correspondence position on the position and end cap of flank ends contact end cap is provided with the position-limit mechanism cooperated, and is provided with, in the position of flank other end contact hollow spindle and the correspondence position of hollow spindle, the position-limit mechanism cooperated.
- Collapsible plug the most according to claim 1, it is characterised in that described hollow spindle and rotating part joint are equipped with through hole, and through hole communicates with connecting groove, and described electric wire is extended in the connecting groove of flank from hollow spindle inner chamber by through hole.
- Collapsible plug the most according to claim 1, it is characterised in that described sheet metal one end has groove, sheet metal is by groove and adapter sleeve card and fixes, and described adapter sleeve is bonded in connecting groove.
- Collapsible plug the most according to claim 1, it is characterised in that be provided with filler in the connecting groove of described two flank rotating parts, leave spatial margin for electric wire between connecting groove and filler.
- The assemble method of the most collapsible plug, it is characterised in that the method comprises the following steps:Step one, by coaxial superimposed for the fixed part of two flanks, is inserted in hollow spindle, smears binding agent with end cap bonding with hollow spindle；Step 2, divests wire outer skin, penetrates from hollow spindle, passes fixing at the spatial margin of the connecting groove inner stuffing of the rotating part of flank to live wire, zero line respectively；Ground wire is passed in the connecting groove of flank fixed part；Step 3, welds sheet metal with zero line, live wire respectively, adjusts sheet metal angle, by sheet metal card with on adapter sleeve, and whole metal bit end is inserted in connecting groove, is fixed by binding agent；Step 4, welds ground wire with sheet metal, and adjusts angle, mutually bonding with end cap, the electric wire that fixation hollow main shaft is internal with it.
- The assemble method of collapsible plug the most according to claim 6, it is characterised in that having pit on the afterbody of hollow spindle, inside described pit connection hollow spindle, inject binding agent in pit, the electric wire making hollow spindle internal with it interfixes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610342321.9A CN105896165B (en) | 2016-05-23 | 2016-05-23 | Collapsible plug and its assemble method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610342321.9A CN105896165B (en) | 2016-05-23 | 2016-05-23 | Collapsible plug and its assemble method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105896165A true CN105896165A (en) | 2016-08-24 |
| CN105896165B CN105896165B (en) | 2018-11-23 |
Family
ID=56716993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610342321.9A Expired - Fee Related CN105896165B (en) | 2016-05-23 | 2016-05-23 | Collapsible plug and its assemble method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105896165B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2472348B (en) * | 2009-02-04 | 2011-03-16 | Made In Mind Ltd | Electrical plug |
| DE202011101451U1 (en) * | 2011-05-27 | 2011-09-28 | Taller Gmbh | Connector bridge for a hinged 3-pin connector |
| CN103151632A (en) * | 2013-02-21 | 2013-06-12 | 浙江德力西国际电工有限公司 | Folding plug and compact power adapter |
| CN103296523A (en) * | 2013-04-26 | 2013-09-11 | 河南省电力公司信阳供电公司 | Portable type plug |
| CN203503883U (en) * | 2013-10-18 | 2014-03-26 | 河海大学 | Foldable and portable three-phase plug |
| CN205752774U (en) * | 2016-05-23 | 2016-11-30 | 南京航空航天大学 | Collapsible plug |
-
2016
- 2016-05-23 CN CN201610342321.9A patent/CN105896165B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2472348B (en) * | 2009-02-04 | 2011-03-16 | Made In Mind Ltd | Electrical plug |
| CN102439800A (en) * | 2009-02-04 | 2012-05-02 | 思想创造有限公司 | Electrical plug |
| DE202011101451U1 (en) * | 2011-05-27 | 2011-09-28 | Taller Gmbh | Connector bridge for a hinged 3-pin connector |
| CN103151632A (en) * | 2013-02-21 | 2013-06-12 | 浙江德力西国际电工有限公司 | Folding plug and compact power adapter |
| CN103296523A (en) * | 2013-04-26 | 2013-09-11 | 河南省电力公司信阳供电公司 | Portable type plug |
| CN203503883U (en) * | 2013-10-18 | 2014-03-26 | 河海大学 | Foldable and portable three-phase plug |
| CN205752774U (en) * | 2016-05-23 | 2016-11-30 | 南京航空航天大学 | Collapsible plug |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105896165B (en) | 2018-11-23 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181123 Termination date: 20210523 |
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| CF01 | Termination of patent right due to non-payment of annual fee |