CN1722547A - DC plug for special purpose adapter for charging - Google Patents
DC plug for special purpose adapter for charging Download PDFInfo
- Publication number
- CN1722547A CN1722547A CNA2005100596059A CN200510059605A CN1722547A CN 1722547 A CN1722547 A CN 1722547A CN A2005100596059 A CNA2005100596059 A CN A2005100596059A CN 200510059605 A CN200510059605 A CN 200510059605A CN 1722547 A CN1722547 A CN 1722547A
- Authority
- CN
- China
- Prior art keywords
- terminal
- charging
- plug
- special purpose
- shell
- 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
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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
- H01R13/02—Contact members
- H01R13/10—Sockets for co-operation with pins or blades
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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
- H01R13/46—Bases; Cases
-
- 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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2105/00—Three poles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses a DC plug for special purpose adapter for charging. Terminal part and length adjusting member are in the shell and the terminal part is inserted into terminal charging socket. The length of the terminal part can be adjusted to make the DC plug fully insert into the socket in proper length whenever meeting any kinds of charging sockets, in order to obtain the effects of beautiful connecting and no drop-off of wire, and the bad contact can also be prevented.
Description
Technical field
The invention belongs to the charger scope, relate more specifically to carrying out a kind of DC plug for special purpose adapter for charging of mobile communication terminal charging.
Background technology
When mobile communication terminal is charged, generally inserting the special purpose adapter for charging jack connetor by the socket that is positioned at mobile communication terminal one side charges, but in recent years, people began to have adopted the technology of charging at the charging socket insertion DC plug for special purpose adapter for charging that is positioned at mobile communication terminal one side.
Show this mode that the insertion DC plug for special purpose adapter for charging charges in the charging socket as Fig. 1, flow into from indoor socket by main plug 10, and reduced by transformer 20 and to send electric energy to mobile communication terminal by DC plug 30 again after the voltage and charge.Wherein,, be formed with tubular terminal portion 50, make its external diameter and inner-diameter portion whose under electric insulating state, form the 1st gate terminal 51 and the 2nd gate terminal 52 from shell 40 protrusions about DC plug.But owing to adopt the existing DC plug of this structure because the length of its portion of terminal 50 projections is changeless, so, when the insertion depth of charging socket than portion of terminal 50 length short or have the socket that charges the terminal structure overslaugh during insertion fully of DC plug, make portion of terminal can't be inserted into the charging socket fully, reserve a part outside, not only influenced attractive in appearancely, and made shell hang over other parts easily, the problem that the electric wire in the charging is come off occurred.On the contrary, when the length of portion of terminal than the charging socket degree of depth in short-term, exist because the inner-diameter portion whose of portion of terminal is fully touched on the protrusion terminal of charging socket, and can't finish the problem of charging.
Summary of the invention
The object of the present invention is to provide a kind of DC plug for special purpose adapter for charging, it is characterized in that: described DC plug for special purpose adapter for charging comprises: portion of terminal is inserted in the charging socket of mobile communication terminal; Shell, parcel portion of terminal one end; The length adjustment member is inserted into portion of terminal one end under the state of shell, with the certain-length turnover, carries out the projection length adjustment.
Described length adjustment member comprises: a plurality of insertion grooves form towards length direction in the outer radius portion of portion of terminal; Steady pin passes from shell outer radial internal diameter, and is inserted into insertion groove one end.The length adjustment member also comprises elastic component, applies elastic force for the said fixing pin being inserted into insertion groove inside by it.
Be formed with rake at insertion groove and steady pin one end that is inserted in the insertion groove towards same length direction, it is characterized in that, when portion of terminal when shell protrudes, by sliding between the rake, make steady pin not be fixed in the insertion groove, and when portion of terminal is inserted into into, steady pin is fixed in the insertion groove.
In addition, constitute charge another length adjustment member of special-purpose DC plug of the present invention, it is characterized in that: the bolt that forms on the portion of terminal external diameter combines with nut on the internal diameter of outer cover; Portion of terminal is rotated, to adjust the length that portion of terminal is protruded on shell.Guiding between its bolts and nuts distance basic identical when portion of terminal is protruded or is inserted transportable distance.
The portion of terminal length that beneficial effect effect of the present invention is a DC plug for special purpose adapter for charging can be adjusted, therefore no matter DC plug is inserted in the charging socket of which kind of terminal, also can insert into fully, reach attractive in appearance, difficult drop-off, the characteristics of bad connection problem do not take place by suitable length.
Description of drawings
Fig. 1 is relevant existing special purpose adapter for charging oblique view;
Fig. 2 is the DC plug perspective view of relevant special purpose adapter for charging of the present invention.
Accompanying drawing major part symbol description
10: main plug 20: transformer 30:DC plug 40: shell
50: 52: the 2 gate terminal 100 of 51: the 1 gate terminal of portion of terminal: portion of terminal
120: the 2 gate terminal 130 of 110: the 1 gate terminal: insulation division 200: shell
210: axis hole 300: length adjustment member 310: insertion groove 311: rake
320: steady pin 321: short weir 322: rake 330: breakthrough part
331: short weir 340: compression spring 350: bolt 360: nut
400: cable 410: electric wire
Embodiment
The object of the present invention is to provide a kind of DC plug for special purpose adapter for charging.The present invention is described in detail below in conjunction with accompanying drawing.
Fig. 2 is the DC plug perspective view of relevant special purpose adapter for charging of the present invention;
Comprised following component part at DC plug for special purpose adapter for charging of the present invention: portion of terminal 100 is inserted in the charging socket; Shell 200 utilizes its parcel portion of terminal; Length adjustment member 300 is regulated projection length.
Portion of terminal 100 gets involved synthetic resin etc. and forms insulation division 130 between the different contact tube of two diameters, and the external diameter and the inner-diameter portion whose of the monolithic conductive tubular construction that unites two into one by this insulation division 130 will become the 1st gate terminal 110 and the 2nd gate terminal 120 separately.The 1st gate terminal 110 and the 2nd gate terminal 120 of portion of terminal 100 will become anode and negative electrode separately, and perhaps negative electrode and anode terminal are inserted in the charging socket (not shown) of mobile communication terminal.
The charging socket has possessed the terminal corresponding to portion of terminal 100 the 1st gate terminal 110 and the 2nd gate terminal 120; and contact with the 1st gate terminal and the 2nd gate terminal separately; to pass to the mobile communication terminal that has possessed protective circuit from the direct current that portion of terminal flows into, charge.
Shell 200 has adopted the synthetic resin material, hides the cable 400 of special purpose adapter for charging, and injection molding is an one.
Formed axis hole 210 in shell one side, when guaranteeing that portion of terminal 100 1 ends are inserted in the axis hole 210, can also guarantee to regulate the length of being protruded by length adjustment member 300.The 1st gate terminal 110 and the 2nd gate terminal 120 of portion of terminal are connected on cable anode and the negative electrode electric wire 410 separately, at this moment, electric wire 410 will leave certain leeway, and what its length should be less times greater than distance between cable 400 under the state that portion of terminal 100 is protruded to greatest extent from shell 200 and the portion of terminal 100 is poor.The degree of depth of axis hole 210 will leave certain leeway, portion of terminal 100 is inserted under the state of shell 200 inside to greatest extent also can leaves certain space, is positioned within this redundant space to guarantee electric wire 410.
Length adjustment member 300 comprises: insertion groove 310 in the outer radius portion of portion of terminal 100, is formed with a plurality of insertion grooves 310 at certain intervals towards length direction; Steady pin 320 penetrates into inner-diameter portion whose from shell 200 external diameters, and is inserted into insertion groove 310 1 ends.
Be formed with the breakthrough part 330 that has connected external diameter and internal diameter at shell 200, steady pin 320 is installed on the breakthrough part 330, move back and forth to guarantee steady pin 320.
Steady pin 320 is positioned at shell 200 internal diameters one side and has the short weir 321 of steady pin, and on the short weir 331 of the breakthrough part that is articulated in breakthrough part 330, prevent that it from coming off fully, and steady pin 320 is positioned at the opposite side at shell 200 external diameter positions, protrude in shell 200 outsides with certain-length, the user catches this projection outwards to extract in order to extract steady pin 320 from insertion groove 310 with hand.
On the short weir 321 of steady pin with between the short weir 331 of breakthrough part elastic component should be set, and compress spring 340, the direction that makes it to be inserted into towards steady pin 320 insertion groove 310 gives certain elastic force.
Insertion groove 310 should adopt the outward appearance of coincideing mutually with steady pin 320 1 ends that are inserted in the insertion groove 310, makes two complete driving fits of identical works together when guaranteeing that steady pin 320 1 ends are inserted into insertion groove 310.Insertion groove 310 and steady pin 320 1 ends that are inserted in the insertion groove 310 all are formed with rake 311,322 separately towards length direction, when portion of terminal 100 when shell 200 protrudes, these rakes 311,322 are in sliding mode, steady pin 320 is not fixed in the insertion groove 310, and when portion of terminal 100 is inserted in the shell 200, steady pin 320 will be fixed in the insertion groove 310.
Below in conjunction with accompanying drawing, relevant another length adjustment member embodiment in the DC plug for special purpose adapter for charging of the present invention is elaborated.
Except the length adjustment member 300 of DC plug for special purpose adapter for charging, other constituent elements all with the foregoing description, therefore omit related description.
The length adjustment member 300 of DC plug for special purpose adapter for charging is to combine and constitute by being formed at the bolt 350 on portion of terminal 100 external diameters and being formed at nut 360 on shell 200 internal diameters; On shell 200, make portion of terminal 100 rotations, to adjust the length that portion of terminal 100 is protruded.The bolt 350 of portion of terminal 100 is inserted on shell 200 nuts 360, makes and form the screw combination between the two, portion of terminal 100 will make it to insert or protruded with respect to shell 200 rotations.
When the guiding distance L of screw more in short-term, make portion of terminal 100 with respect to shell 200 turnover, easily cause the problem of electric wire breakage because the several rotation of member makes electric wire 410 be in twisted state this moment.Therefore, the guiding distance L of screw need be designed to bigger distance, to reduce the stranded of electric wire 410, should make the basic ultimate range of protruding with portion of terminal 100 or being moved when inserting of guiding distance L similar, it is comparatively suitable to spend with the maximum anglec of rotation satisfied 360 of guaranteeing portion of terminal 100.
Below, learn about the DC plug using method of special purpose adapter for charging of the present invention.
The user inserts the DC plug for special purpose adapter for charging of introducing electric current in order to charge to the charging socket.If it is fashionable that the length of DC plug and charging socket can insert length violation, utilize length adjustment member 300 of the present invention, DC plug length is regulated use.
When utilization is comprising the length adjustment member 300 adjusting length of insertion groove 310 and steady pin 320 structural members, utilize steady pin 320 parts of protruding at shell 200 external diameters, steady pin 320 is extracted to shell 200 external diameters one side, and after protruding with certain-length or insert portion of terminal 100 with respect to shell 200, when decontroling steady pin 320 again, steady pin 320 is inserted in the insertion groove 310 fixing the recovery by compression spring 340.If the protrusion length of portion of terminal 100 is more in short-term, make portion of terminal 100 become the process of protrusion state by simply portion of terminal 100 being extracted with respect to shell 200, also can form the slip between the rake 311,322, to realize to protruding the elongation of length.
When regulating length, in order to ensure portion of terminal 100 length suitably being protruded or inserted, can carry out clockwise or rotation is counterclockwise regulated portion of terminal 100 by combine the length adjustment member 300 that constitutes by screw between bolt 350 and the nut 360.
Claims (6)
1. a DC plug for special purpose adapter for charging is characterized in that, the described DC plug for special purpose adapter for charging that is arranged in mobile communication terminal one side charging socket that is linked into comprises as the lower part: portion of terminal is inserted in the charging socket; Shell, parcel portion of terminal one end; The length adjustment member is inserted into portion of terminal one end under the state of shell, with the certain-length turnover, carries out the projection length adjustment.
2. according to a kind of DC plug for special purpose adapter for charging described in the claim 1, it is characterized in that above-mentioned length adjustment member comprises: a plurality of insertion grooves form towards length direction in the outer radius portion of above-mentioned portion of terminal; Steady pin connects from above-mentioned shell outer radial internal diameter, and is inserted into above-mentioned insertion groove one end.
3. according to a kind of DC plug for special purpose adapter for charging described in the claim 2, it is characterized in that described length adjustment member also comprises elastic component, apply elastic force by it for steady pin being inserted into insertion groove inside.
4. according to a kind of DC plug for special purpose adapter for charging described in the claim 3, it is characterized in that, be formed with rake at insertion groove and steady pin one end that is inserted in the insertion groove towards same length direction, when portion of terminal when shell protrudes, by sliding between the rake, steady pin is not fixed in the insertion groove, and when portion of terminal is inserted into into, steady pin is fixed in the insertion groove.
5. according to a kind of DC plug for special purpose adapter for charging described in the claim 1, it is characterized in that in above-mentioned length adjustment member, the bolt on the portion of terminal external diameter combines with nut on the internal diameter of outer cover; Portion of terminal is rotated, to adjust the length that portion of terminal is protruded on shell.
6. according to a kind of DC plug for special purpose adapter for charging described in the claim 5, it is characterized in that, guiding between bolts and nuts distance basic identical when portion of terminal is protruded or is inserted transportable distance.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020040039205A KR100606780B1 (en) | 2004-05-31 | 2004-05-31 | A DC Plug used at Charger of Terminal |
| KR1020040039205 | 2004-05-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1722547A true CN1722547A (en) | 2006-01-18 |
Family
ID=35912598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2005100596059A Pending CN1722547A (en) | 2004-05-31 | 2005-03-29 | DC plug for special purpose adapter for charging |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR100606780B1 (en) |
| CN (1) | CN1722547A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107565288A (en) * | 2017-03-27 | 2018-01-09 | 深圳市海盾五金工具有限公司 | A kind of new-energy automobile charging cable architecture |
| CN107565245A (en) * | 2017-03-27 | 2018-01-09 | 深圳市海盾五金工具有限公司 | A kind of length-adjustable new-energy automobile charging wire |
| CN107591662A (en) * | 2017-03-27 | 2018-01-16 | 广州市裘袋贸易有限公司 | A kind of air cleaning facility |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100967320B1 (en) * | 2006-05-10 | 2010-07-05 | 오준수 | Portable interface unit |
| KR101869761B1 (en) | 2017-02-08 | 2018-07-19 | (주)데바텍 | Plug exchange type adaptor |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200150243Y1 (en) * | 1995-12-27 | 1999-07-01 | 정몽규 | Length control type jack lever |
| TW516256B (en) | 2001-10-25 | 2003-01-01 | Primax Electronics Ltd | Power plug capable of adjusting length for car use |
| KR100525047B1 (en) * | 2003-06-28 | 2005-10-31 | 최진영 | Multi plug |
-
2004
- 2004-05-31 KR KR1020040039205A patent/KR100606780B1/en not_active IP Right Cessation
-
2005
- 2005-03-29 CN CNA2005100596059A patent/CN1722547A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107565288A (en) * | 2017-03-27 | 2018-01-09 | 深圳市海盾五金工具有限公司 | A kind of new-energy automobile charging cable architecture |
| CN107565245A (en) * | 2017-03-27 | 2018-01-09 | 深圳市海盾五金工具有限公司 | A kind of length-adjustable new-energy automobile charging wire |
| CN107591662A (en) * | 2017-03-27 | 2018-01-16 | 广州市裘袋贸易有限公司 | A kind of air cleaning facility |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100606780B1 (en) | 2006-08-01 |
| KR20050114015A (en) | 2005-12-05 |
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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 | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |