CN105896165B - Collapsible plug and its assemble method - Google Patents
Collapsible plug and its assemble method Download PDFInfo
- Publication number
- CN105896165B CN105896165B CN201610342321.9A CN201610342321A CN105896165B CN 105896165 B CN105896165 B CN 105896165B CN 201610342321 A CN201610342321 A CN 201610342321A CN 105896165 B CN105896165 B CN 105896165B
- Authority
- CN
- China
- Prior art keywords
- hollow spindle
- flank
- sheet metal
- connecting groove
- flanks
- 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 - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 10
- 229910052751 metal Inorganic materials 0.000 claims abstract description 46
- 239000002184 metal Substances 0.000 claims abstract description 46
- 239000004033 plastic Substances 0.000 claims abstract description 18
- 229920003023 plastic Polymers 0.000 claims abstract description 18
- 239000011230 binding agent Substances 0.000 claims abstract description 15
- 239000000945 filler Substances 0.000 claims abstract description 12
- 230000005611 electricity Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 206010039509 Scab Diseases 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 206010014357 Electric shock Diseases 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
- H01R13/58—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 present invention relates to collapsible plug and its assemble methods, and the plug construction is reasonable, easy to assembly, mainly include hollow spindle, flank, sheet metal, plastic sheath and electric wire, and two flanks are hinged on hollow spindle and fix axial position by end cap and prevent to fall off；There is protrusion on end cap and hollow spindle, it is fluted on two flanks, to limit the motion range of flank, internal wire excessive distortion is prevented to be broken；Electric main penetrates hollow spindle, and crust is bonded together by binder with hollow spindle inner wall and prevents from falling off；Hollow spindle and two flank through holes communicate, and firewire and zero curve are passed through from hole, introduce in the connecting groove on flank, affixed with sheet metal by welding；Plastic sheath improves the intensity of sheet metal root, and affixed by binder with connecting groove；Filler is put into connecting groove, filler two sides are that electric wire leaves surplus, ensure that electric wire fixed section and active segment separate, it is good to further ensure the line contacts after multiple folded deformation.
Description
Technical field
The present invention relates to a kind of plug, specifically a kind of collapsible 3-phase plug.
Background technique
In general, plug refers to a mobilizable connector, is connect between the device for using electric power by electric wire, leads to
Often there is the electronic contact of the forms such as rodlike, blade shape outstanding（Referred to as pin end）；And socket is then to be fixed on equipment or building
In structure, there is the corresponding electronic contact slot of shape（Referred to as female connector）.In order to reduce the risk of electric shock, socket and plug can match
There are many different safety devices.Such as socket may be designed to be only capable of receiving corresponding plug.When plug is not inserted into socket,
Also there are many device of masking socket, certain devices be also designed to have dangerous high pressure electric connection be not exposed to it is outer.Certain
A little sockets have exposed electronic joint, but only use for ground connection.
For 3-phase plug due to there is ground wire, the charge that can generate electric appliance casing introduces the earth, reduces the hair of electric leakage accident
It is raw, protection staff safety, therefore this plug is all made of in most of electric appliance.With the development of information technology, notebook electricity
Brain and tablet computer are more universal, and for the demand of portability, thickness is also more and more thinner, structural strength and dissipate in order to balance
Heat, shell use metal alloy, and in order to ensure the safety of user, plug necessarily chooses 3-phase plug.
The packet of these usual portable equipments, general host main body is individually placed, and mouse, power supply adaptor etc. are placed on outside
Packet.For safety and portable consideration, power supply adaptor is generally made flat, and mouse also uses flat wireless mouse, and three
The placement of phase attaching plug can wherein make one piece of packet bulging, especially prominent, occur if there is squeezing, 3-phase plug can generate host
Bigger pressure, if it is notebook upper surface, it is easier to damage display screen.For this problem, have many solutions
To reduce the volume of 3-phase plug.First, outputing on plug, groove can fold into sheet metal or be designed to sheet metal can
It is telescopic, but other mechanical structures conduction electric current is necessarily had between electric wire and sheet metal, it not can guarantee after being used for a long time not
The problems such as generating virtual connection, this mode and dangerous for 90 watts of power or so of notebook；Second, unrelated with power supply line
Folding mode, and excessively thin, this mode is not only unreliable but also is absolutely unsafe.
Summary of the invention
The object of the present invention is to provide a kind of shapes can be changed, portable 3-phase plug, is not changing overall volume
In the case of 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：
Collapsible plug provided by the invention, including sequentially connected electric main, hollow spindle, flank and sheet metal
End；The flank includes fixed part and can be around the rotating part that fixed part rotates, and the fixed part and hollow spindle are coaxially connected, institute
It states fixed part and rotating part is equipped with connecting groove；The metal bit end includes sheet metal and the plastics for connecting sheet metal and flank
Set；Ground wire, firewire and zero curve are enclosed in the electric main, three wirning harnesses are passed through at one from hollow spindle, at flank
It separates, the flank includes left and right two, and two in three electric wires are each passed through two flanks in left and right, and distinguish with sheet metal
Connect.
Further, the flank is divided into two sides, and the fixed part of two flanks is hinged on hollow spindle, and one end of flank is logical
End cap is crossed to fix with hollow spindle；Wherein, the corresponding position on the position of flank end contact end cap and end cap is equipped with phase
The position-limit mechanism mutually cooperated is equipped with mutual in the position of another end in contact hollow spindle of flank and the corresponding position of hollow spindle
The position-limit mechanism of cooperation.
Further, the hollow spindle and rotating part joint are equipped with through-hole, and through-hole is communicated with connecting groove, the electricity
Line is by through-hole out of, hollow spindle inner cavity extends to flank connecting groove.
Further, described sheet metal one end is provided with slot, and sheet metal passes through slot and plastic sheath card and fixation, the plastic sheath
It is bonded in connecting groove.
Preferably be provided with filler in the connecting groove of the two flanks rotating part as one kind, connecting groove and filler it
Between there are spatial margins for electric wire.
The assemble method of the collapsible plug, this approach includes the following steps：
Step 1, the fixed part of two flanks is coaxial superimposed, it is inserted in hollow spindle, smears binder and hollow master with end cap
Axis bonding；
Step 2 strips wire outer skin, penetrates from hollow spindle, respectively by firewire, zero curve from the rotating part of flank
Fixation is pierced by the spatial margin of connecting groove inner stuffing；Ground wire is pierced by out of flank fixed part connecting groove；
Sheet metal and zero curve, firewire are welded respectively, sheet metal angle are adjusted, by sheet metal card and in plastics by step 3
It puts on, and entire metal bit end is inserted into connecting groove, fixed by binder；
Ground wire and sheet metal are welded, and adjusted the angle by step 4, mutually be bonded with end cap, in fixation hollow main shaft and its
The electric wire in portion.
Further, pit is provided on the tail portion of hollow spindle, the pit is connected to inside hollow spindle, into pit
Binder is injected, the electric wire for keeping hollow spindle internal with it is fixed to each other.
The invention adopts the above technical scheme compared with prior art, has the following technical effects：
The collapsible plug uses two rotary flanks, allows three sheet metals of plug with service condition
And change relative position, it can be adjusted to the triangle form of ordinary plug in the operating condition, can be changed to another in a non-operative state
A kind of form reduces radial minimum dimension, easy to carry, protects display screen etc. not by excessive compressing.
Rationally, plug exterior is provided with non-slip groove for whole device design, and it is convenient to hold；The limiting device of flank makes to prevent interior
The fracture of portion's electric wire excessive distortion, securely and reliably；Filler in connecting groove makes electric wire fixed section and the separation of active segment of two sides,
It ensure that line contacts are good after multiple folded deformation；Entire plug installation is simple, small and exquisite easy-to-use, is particularly suitable for portable shifting
The 3-phase plug of dynamic equipment.
Detailed description of the invention
Below with reference to attached drawing, the invention will be further described：
Structural schematic diagram when Fig. 1 is collapsible plug work of the invention；
Fig. 2 is structural schematic diagram when collapsible plug of the invention carries；
Fig. 3 is the Structure explosion diagram of the collapsible plug of the present invention；
Fig. 4 is the structural schematic diagram of end cap；
Fig. 5 is the structural schematic diagram of hollow spindle；
Fig. 6 is the structural schematic diagram of sheet metal；
Fig. 7 is the structural schematic diagram of plastic sheath；
Fig. 8 is the structural schematic diagram of flank；
In figure：1-electric main, 2-crusts, 3-ground wires, 4-firewires, 5-zero curves, 6-pits, 7-hollow spindles,
8-flanks, 9-grooves, 10-end caps, 11-sheet metals, 12-plastic sheaths, 13-connecting grooves, 14-non-slip grooves, 15-the first
Through-hole；17-the first protrusion；20-the second protrusion；16-slots；18-fillers, the 19-the second through-hole.
Specific embodiment
The present invention provides collapsible plug and its assemble method, and to make the purpose of the present invention, technical solution and effect are more
It is clear, it is clear, and referring to attached drawing and give an actual example that the present invention is described in more detail.It should be appreciated that tool described herein
Body is implemented to be not intended to limit the present invention only to explain the present invention.
A kind of new type of plug provided by the invention, as shown in Fig. 1 to Fig. 8 including hollow spindle 7, flank 8,11 and of sheet metal
Electric wire 1, two flanks 8 are hinged on hollow spindle 7, and end cap 10 is fixed on hollow spindle 7 by binder, fixed flank 8
Axial position simultaneously prevents to fall off；All limited position mechanism is protrusion 17 and 20, the both ends of two flanks 8 on end cap 10 and hollow spindle 7
Corresponding position, which is equipped with mutually matched position-limit mechanism, that is, groove 9, prevents internal wire to limit the motion range of flank 8
Excessive distortion fracture；Electric main 1 penetrates hollow spindle 7, and crust 2 is bonded together with 7 inner wall of hollow spindle by binder, empty
There is through-hole 15 and 19 on heart main shaft 7 and two flanks 8, so that 7 inner cavity of hollow spindle is communicated with connecting groove 13, firewire 4 and zero curve 5
It passes through, is introduced in the connecting groove 13 on flank 8 from through-hole 15 and 19, it is affixed with sheet metal 11 by welding；Plastics
12 one side are covered by the fixed sheet metal 11 of slot on sheet metal 11, improve the intensity of 11 root of sheet metal, one side and wiring
Slot 13 is bonded, and guarantees adhesion strength；Before plastic sheath 12 and 13 binder of connecting groove close, need to be put into filling in connecting groove 13
Object 18,18 two sides of filler are that electric wire leaves surplus, ensure that electric wire fixed section and active segment separate, further ensure
Line contacts are good after multiple folded deformation.
It is first good by two flank coaxial placements such as to scheme, and is inserted in hollow spindle；End cap lower edge coats binder, viscous with hollow spindle
It connects, two flanks therefore will not fall off and limitation of activity；Then it peels wire outer skin off a part, is worn from hollow spindle rear portion
Enter, and zero curve and firewire are passed through into through-hole and introduce connecting groove, it is solid there are filler is filled with after enough wiring surpluses into connecting groove
Set electric wire；Sheet metal and plastic sheath are integrated, and need first to process sheet metal, and just and metal in plastic sheath injection molding
Piece is affixed, and zero curve and firewire are welded respectively at sheet metal end, coat binder in plastic sheath outer rim and connecting groove inner wall,
It is assigned into after adjusting sheet metal angle；Movable two flanks simultaneously adjust wire position, are positioned and postpone toward hollow spindle pit
The interior a certain amount of binder of injection, wire outer skin is affixed with hollow spindle；Ground wire and corresponding sheet metal is finally welded, due to
Ground wire is motionless in motion process, so not having to be filled with filler in hollow spindle inner cavity, by the plastic sheath outer rim of ground wire sheet metal
Binder is coated, it is Nian Jie with end cap, complete whole installation process.
Two flanks are stooped when use, the pit on flank is pinched with hand, is inserted into socket, such as Fig. 1；When carrying, by two
Flank is tied, and is put into packet, such as Fig. 2.
The above, only for explaining simplified embodiment designed by the present invention, but protection scope of the present invention is not
Be confined to this, anyone skilled in the art in the technical scope disclosed by the present invention, the change that can be readily occurred in
Change or replace, should be covered by the protection scope of the present invention.
Claims (5)
1. collapsible plug, including sequentially connected electric main, hollow spindle, flank and metal bit end；It is characterized in that, institute
Stating flank includes fixed part and can be around the rotating part that fixed part rotates, and the fixed part and hollow spindle are coaxially connected, the rotation
Transfer part is around fixed part along hollow spindle axial-rotation；The fixed part and rotating part are equipped with connecting groove；The metal bit end packet
It includes sheet metal and connects the plastic sheath of sheet metal and flank；Ground wire, firewire and zero curve, three electricity are enclosed in the electric main
Harness is passed through at one from hollow spindle, is separated at flank, and the flank includes left and right two, and two points in three electric wires
Two flanks Chuan Guo not be controlled, and are connected respectively with sheet metal；
The hollow spindle and rotating part joint are equipped with through-hole, and through-hole is communicated with connecting groove, the electric wire pass through through-hole from
Hollow spindle inner cavity extends in the connecting groove of flank；Described sheet metal one end is provided with slot, and sheet metal passes through on slot and plastic sheath
Protrusion cooperate, the plastic sheath is bonded in connecting groove.
2. collapsible plug according to claim 1, which is characterized in that the flank is divided into two sides, the fixation of two flanks
Portion is hinged on hollow spindle, and one end of flank is fixed by end cap and hollow spindle；Wherein, in flank end contact end cap
Corresponding position on position and end cap is equipped with mutually matched position-limit mechanism, in the position of another end in contact hollow spindle of flank
And the corresponding position of hollow spindle is equipped with mutually matched position-limit mechanism.
3. collapsible plug according to claim 1, which is characterized in that set in the connecting groove of the two flanks rotating part
It is equipped with filler, there are spatial margins between connecting groove and filler for electric wire.
4. the assemble method of collapsible plug, which is characterized in that this approach includes the following steps：
Step 1, the fixed part of two flanks is coaxial superimposed, it is inserted in hollow spindle, binder is smeared with end cap and hollow spindle is viscous
It connects；
Step 2 strips wire outer skin, penetrates from hollow spindle, respectively by firewire, zero curve from the wiring of the rotating part of flank
Fixation is pierced by the spatial margin of slot inner stuffing；Ground wire is pierced by out of flank fixed part connecting groove；
Step 3 respectively welds sheet metal and zero curve, firewire, and sheet metal and plastic sheath are assembled by the cooperation of slot and protrusion
At sheet metal end pieces, adjust sheet metal angle, to connecting groove in be put into filler, and entire metal bit end is inserted into connecting groove
It is interior, it is fixed by binder；
Ground wire and sheet metal are welded, and adjusted the angle by step 4, mutually be bonded with end cap, fixation hollow main shaft and its inside
Electric wire.
5. the assemble method of collapsible plug according to claim 4, which is characterized in that opened on the tail portion of hollow spindle
There is pit, the pit is connected to inside hollow spindle, binder is injected into pit, the electric wire phase for keeping hollow spindle internal with it
It is mutually fixed.
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 CN105896165A (en) | 2016-08-24 |
| CN105896165B true 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) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AP3969A (en) * | 2009-02-04 | 2016-12-30 | Made In Mind Ltd | Electrical plug. |
| DE202011101451U1 (en) * | 2011-05-27 | 2011-09-28 | Taller Gmbh | Connector bridge for a hinged 3-pin connector |
| CN103151632B (en) * | 2013-02-21 | 2015-02-25 | 浙江德力西国际电工有限公司 | Folding plug and compact power adapter |
| 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
Also Published As
| Publication number | Publication date |
|---|---|
| CN105896165A (en) | 2016-08-24 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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 |