CN109687230A - A kind of Pulling-free plug - Google Patents
A kind of Pulling-free plug Download PDFInfo
- Publication number
- CN109687230A CN109687230A CN201910006031.0A CN201910006031A CN109687230A CN 109687230 A CN109687230 A CN 109687230A CN 201910006031 A CN201910006031 A CN 201910006031A CN 109687230 A CN109687230 A CN 109687230A
- Authority
- CN
- China
- Prior art keywords
- bolt
- ejector pin
- main body
- left button
- button
- 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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
- H01R13/633—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for disengagement only
- H01R13/635—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for disengagement only by mechanical pressure, e.g. spring force
-
- 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
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The present invention relates to a kind of Pulling-free plugs, it include internal frame, described internal frame one end is equipped with the bolt other end and is provided with the internal shell with installation cavity, internal frame is provided with opening between bolt, it is provided with plug in installation cavity and exempts from drawing machine structure, it includes ejector pin that plug, which exempts from drawing machine structure, ejector pin one end is pierced by opening setting, it further includes having main body that plug, which exempts from drawing machine structure, body interior is equipped with cavity open at one end, opening is provided with upper cover, body side setting left button or right button one of them or main body two sides are equipped with left button and right button, described ejector pin one end, which is pierced by main body other end abutting, ejector pin return spring, opposite be pierced by the other end of opening of the ejector pin is provided with the first limiting stand, the main body is equipped with the second limiting stand limited when ejector pin is in pop-up state to ejector pin, the upper cover and left button, right button it Between be equipped with elastic construction, the main body towards one end of internal frame bolt opposite position be equipped with bolt position limiting structure.
Description
Technical field
The present invention relates to Pulling-free plug fields, and in particular to a kind of Pulling-free plug.
Background technique
Plug is to cooperate to introduce power supply to the component of electric appliance for same socket.The basic structure of plug include plug body and
Be connected to the bolt (also known as inserted sheet) of plug body, when use be inserted into the jack of socket by bolt after with sleeve be connected to one
It rises and draws power supply.In order to guarantee being reliably connected between sleeve and bolt, sleeve can be designed as with biggish chucking power folder
It holds on bolt, in order to pull the plug out of the socket from mobile socket, needs that a hand pins socket, another hand catches the mode of plug
It is extracted, it is necessary to which two hands can operate, and cause inconvenient；If chucking power is very big or user's strength is smaller
When, user need on one side exert oneself to pull out outward, while shake plug to both sides and plug can be extracted, will will lead to so slotting
The improper decline of the sleeve chucking power of seat falls off with wall socket.
Existing to exempt to pull out safety plug, principle is that a telescopic elastic device is arranged between bolt, when plug insertion is inserted
Telescopic elastic device is compressed after seat, is limited in minimum stroke, when needing to pull the plug out of the socket by being arranged in plug
The button of two sides forces ejector pin to break off relations and reset ejector pin, while plug is ejected socket, and this product can make operator light
It pulling the plug out of the socket, quick separating has prevented Danger Electric shock risk when unplugg without the unplugg when shaking, and protection people protects electric appliance, and
One-handed performance can easily pull the plug out of the socket, and go to push down socket without another hand, in the case where plug is inserted into mobile socket, separately
One hand does not push down socket, is that cannot extract plug, for normal person, user has been greatly facilitated, for there was only one
For the disabled person of hand, such product will greatly promote its and operate convenience, become the inevitable choice of the disable person.
But existing pop-up safety plug is referring to Publication No.: a kind of spring plug of CN106953208A, pops up machine
Structure promotes ejector pin control mechanism by ejector pin return by spring upon pressing the button by the way of button and spring cooperation, but
This mechanism is more troublesome when needing to go to reset at by spring assembly due to button, needs button and the one-to-one dress of spring
Match, and since the spring of use is more, production cost is higher.
And existing Pulling-free plug, when plug is inserted into socket, bolt must endure as biggish insertion force, therefore after having
The generation of phenomenon is moved back, plug bolt when long-time plugs retreats return repeatedly, will cause the reduction of bolt height, is easy to cause
Safety accident.
Summary of the invention
Technical problem to be solved by the present invention lies in view of the above shortcomings of the prior art,
A kind of Pulling-free plug is provided.
To achieve the above object, described the present invention provides the following technical scheme that a kind of Pulling-free plug, includes internal frame
Internal frame one end is equipped with the bolt other end and is provided with the internal shell with installation cavity, and the internal frame is provided with out between bolt
Mouthful, plug is provided in the installation cavity and exempts from drawing machine structure, and it includes ejector pin that the plug, which exempts from drawing machine structure, and described ejector pin one end is pierced by
Opening setting, it is characterised in that: it further includes having main body that the plug, which exempts from drawing machine structure, and the body interior is equipped with chamber open at one end
Body, opening are provided with upper cover, and the body side setting left button or right button one of them or main body two sides are pressed equipped with a left side
Button and right button, described ejector pin one end, which is pierced by main body other end abutting, ejector pin return spring, and the ejector pin is opposite to be pierced by opening
The other end at be provided with the first limiting stand, the left button be equipped with when ejector pin is in contraction state by ejector pin limit into
And the left button hook of ejector pin is blocked, the right button is equipped with when ejector pin is in contraction state will top with the cooperation of left button hook
The right button hook of pin limit, the main body are equipped with the second limit limited when ejector pin is in pop-up state to ejector pin
Platform, is equipped with elastic construction between the upper cover and left button, right button, the main body is corresponding in bolt towards one end of internal frame
Position is equipped with bolt position limiting structure.
By adopting the above technical scheme, when bolt is inserted into socket ejector pin by socket active force by ejector pin return spring pressure
Contracting, ejector pin is in contraction state at this time, and ejector pin is linked up with by the left button being arranged on the first limiting stand and left button and right button
The right button hook of upper setting limits ejector pin inside installation cavity, when needing to pull the plug out of the socket, while pressing left button and the right side
Button, left button hook and right button hook are detached from the first limiting stand simultaneously, at this point, ejector pin return spring needs to restore
Therefore ejector pin popped up into installation cavity, ejector pin be in pop-up state at this time, and ejector pin passes through matching for the first limiting stand and the second limiting stand
Unify end limit in body cavity, since left button and right button are also required to return, it will usually hang in left button and left button
Button return spring, which is respectively provided with, between hook, right button and right button hook plays the role of return to left button and right button, but
This mode assembly difficulty is higher and cost occupies Gao Bu little and is unfavorable for enterprise's production, and the present invention use on upper lid setting with it is upper
Integrally formed elastic piece is covered, only elastic construction need to be directed to left button in assembly and right button assembles, without using
Without for spring can often pop up and influence assembly and worry, not only improve production efficiency and saved production when spring and assembly
Bolt position limiting structure is arranged in main body, bolt is prevented to be reversed phenomenon when being inserted into socket for cost, and bolt height is caused to drop
It is low and safety accident occur.
A kind of above-mentioned Pulling-free plug can be further arranged to: the elastic construction includes opposite the first elasticity set up
Piece and the second elastic piece, are provided with the first gap between the left button hook and left button, the right button and right button are hung
The second gap is equipped between hook, first elastic piece is inserted in the first gap and offsets with left button, second elastic piece
It is inserted in the second gap and offsets with right button.
By adopting the above technical scheme, the left button hook on left button is physically located close to the side of right button, and the right side is pressed
The right button of button, which is linked up with, to be located at close to the side of left button, and when pressing left button and right button, left button hook has towards close
One end motion of right button, right button hook is then towards the end motion close to left button, so that the first limiting stand and left button
Hook and right button hook are detached from respectively, by be plugged in the first gap and one end and the first elastic piece that left button offsets and
It is plugged in the reset that in the second gap and one end realizes left button and right button with the second elastic piece that right button offsets, is not only tied
Structure is compact and assembly efficiency is high.
A kind of above-mentioned Pulling-free plug can be further arranged to: the bolt position limiting structure includes two groups and main body one
Molding limit film, the limit film two sides are provided with confined planes in bolt mounting groove orthographic projection, and the bolt is installed on slotting
It sells mounting groove and one end offsets with confined planes respectively.
A kind of above-mentioned Pulling-free plug can be further arranged to: the bolt position limiting structure includes to be integrally formed with main body
And the first limit film being oppositely arranged, the other side that the main body is oppositely arranged the first limit film are provided with the second limit film, institute
It states the first limit film and second limit film one end is in bolt mounting groove orthographic projection, the first limit film and the second limit film difference
It offsets with bolt one end of corresponding section.
By adopting the above technical scheme, when Pulling-free plug be only there are two bolt two slotting formula plugs when, bolt position limiting structure
For two groups and the integrally formed limit film of main body, limit film two sides are provided with confined planes, bolt in bolt mounting groove orthographic projection
It is installed on bolt mounting groove and one end offsets with confined planes respectively, when Pulling-free plug is that there are three three slotting formula plugs of bolt for tool
When, bolt position limiting structure includes the first limit film for being integrally formed and being oppositely arranged with main body, and main body is oppositely arranged the first limit
The other side of bit slice is provided with the second limit film, and the first limit film and second limit film one end are in bolt mounting groove orthographic projection
In, the bolt one end of the first limit film and the second limit film respectively with corresponding section offsets, and two different schemes respectively correspond
Two slotting and three plugs.
A kind of above-mentioned Pulling-free plug can be further arranged to: main body is provided with connection sheet between two first limit films,
The connection sheet both ends are connected with two limit films respectively.
By adopting the above technical scheme, limit film is arranged in bolt mounting groove opposite position by main body, passes through limit film
It is abutted against with bolt, prevents bolt from being retreated in use by biggish insertion force, promoted bolt service life, prevent
There is safety accident, it is stronger that connection sheet is directly connected to two first limit films, and intensity is higher, improves service life.
A kind of above-mentioned Pulling-free plug can be further arranged to: the material of first elastic piece and the second elastic piece is
Metal material or plastic material.
By adopting the above technical scheme, the first elastic piece and the second elastic piece be set as the preferable metal material of resilience performance or
Plastic material.
The invention has the benefit that it is easy to assembly, production cost is low, be provided with bolt position limiting structure and solve bolt because slotting
It is fashionable to be retreated by insertion force, and bolt position limiting structure and main body are integrally formed, structure is more compact.
Invention is further described in detail with reference to the accompanying drawings and examples.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the embodiment of the present invention.
Fig. 2 is the configuration schematic diagram of the embodiment of the present invention.
Fig. 3 is that the plug of the embodiment of the present invention exempts from drawing machine structure structural blast structural schematic diagram.
Fig. 4 is the schematic diagram of the section structure that plug of the embodiment of the present invention exempts from drawing machine structure.
Fig. 5 is the main body schematic perspective view of the embodiment of the present invention.
Fig. 6 is the internal frame schematic perspective view of the embodiment of the present invention.
Specific embodiment
Referring to shown in Fig. 1-6: the program is three slotting embodiments of the invention, and a kind of Pulling-free plug includes internal frame 1, interior
Frame 1 is equipped with the pole L bolt mounting groove 111, the pole N bolt mounting groove 112 and ground pin mounting groove 113, and 1 one end of internal frame is equipped with difference
It is connected to the pole the L bolt 4 of the pole L bolt mounting groove 111, the pole the N bolt 5 of the pole N bolt mounting groove 112 is connected to and is connected to ground connection
6 other end of ground pin of bolt mounting groove 113 is provided with the internal shell 2 with installation cavity 21, and internal frame 1 is in the pole L bolt
4, it is provided with opening 12 between the pole N bolt 5, ground pin 6, plug is provided in installation cavity 21 and exempts from drawing machine structure 3, plug exempts from drawing machine
Structure 3 includes ejector pin 31, and 31 one end of ejector pin is pierced by 12 setting of opening, and it further includes having main body 32 that plug, which exempts from drawing machine structure 3, in main body 32
Portion is equipped with cavity open at one end, and opening is provided with upper cover 33, and 32 two sides of main body are equipped with left button 34 and right button 35, ejector pin
31 one end, which are pierced by 32 other end of main body abutting, the first ejector pin return spring 36 and the second ejector pin return spring 37, and ejector pin 31 is opposite
It is pierced by the other end of opening 12 and is provided with the first limiting stand 311, left button 34 is equipped with when ejector pin 3 is in contraction state will top
The left button hook 341 that pin 31 is limited, right button 35, which is equipped with, links up with 341 with left button when ejector pin 31 is in contraction state
The right button hook 351 that cooperation limits ejector pin 31, main body 32 be equipped with when ejector pin 31 is in pop-up state to ejector pin 31 into
Second limiting stand 321 of row limit, upper cover 33 are provided with elastic construction, elastic construction packet at left button 34 and right button 35
Opposite the first elastic piece 331 and the second elastic piece 332 set up is included, is provided between left button hook 341 and left button 34
First gap 342, is equipped with the second gap 352 between right button 35 and right button hook 351, the first elastic piece 331 is inserted in the
One gap 341 simultaneously offsets with left button 34, and the second elastic piece 332 is inserted in the second gap 352 and offsets with right button 35, main body
32 are equipped with bolt position limiting structure in 31 opposite position of bolt towards one end of internal frame 1, and bolt position limiting structure includes and main body
The pole the L bolt limit film 38 and the pole N bolt limit film 39 for being integrally formed and being oppositely arranged, main body 32 are oppositely arranged the pole L bolt limit
The other side of bit slice 38 and the pole N bolt limit film 39 is provided with ground pin limit film 40, and ground pin 6 is in ground pin limit
In the orthographic projection of bit slice 40, bolt limit film 38 one end in the pole L is in 111 orthographic projection of the pole L bolt mounting groove, the limit of the pole N bolt
39 one end of piece is in 112 orthographic projection of the pole N bolt mounting groove, 4 one end of the pole L bolt of the pole L bolt limit film 38 and corresponding section
It offsets, 5 one end of the pole N bolt of 39 corresponding section of the pole N bolt limit film offsets, and main body 32 is extremely inserted in the pole L bolt limit film 38 and N
Connection sheet 41 is provided between pin limit film 39.
Claims (6)
1. a kind of Pulling-free plug includes internal frame, described internal frame one end is equipped with the bolt other end and is provided with inside with installation cavity
Shell, the internal frame is provided with opening between bolt, plug is provided in the installation cavity and exempts from drawing machine structure, the plug is exempted from
Drawing machine structure includes ejector pin, and described ejector pin one end is pierced by opening setting, it is characterised in that: it further includes having that the plug, which exempts from drawing machine structure,
Main body, the body interior are equipped with cavity open at one end, and opening is provided with upper cover, the body side setting left button or
Right button one of them or main body two sides are equipped with left button and right button, and described ejector pin one end, which is pierced by main body other end abutting, top
Return spring is sold, opposite be pierced by the other end of opening of the ejector pin is provided with the first limiting stand, and the left button is equipped with when top
Ejector pin limit when pin is in contraction state and then the left button for blocking ejector pin is linked up with, the right button is equipped at ejector pin
The right button for limiting ejector pin with left button hook cooperation when contraction state is linked up with, and the main body is equipped with when ejector pin is in bullet
The second limiting stand limited when doing well to ejector pin is equipped with elastic construction, institute between the upper cover and left button, right button
It states main body and is equipped with bolt position limiting structure in bolt opposite position towards one end of internal frame.
2. a kind of Pulling-free plug according to claim 1, it is characterised in that: the elastic construction includes opposite sets up
First elastic piece and the second elastic piece, are provided with the first gap between left button hook and left button, the right button with
It is equipped with the second gap between right button hook, first elastic piece is inserted in the first gap and offsets with left button, and described the
Two elastic pieces are inserted in the second gap and offset with right button.
3. a kind of Pulling-free plug according to claim 1, it is characterised in that: the bolt position limiting structure include two groups with
The integrally formed limit film of main body, the limit film two sides are provided with confined planes, the bolt in bolt mounting groove orthographic projection
It is installed on bolt mounting groove and one end offsets with confined planes respectively.
4. a kind of Pulling-free plug according to claim 1, it is characterised in that: the bolt position limiting structure includes and main body
The first limit film for being integrally formed and being oppositely arranged, the other side that the main body is oppositely arranged the first limit film are provided with the second limit
Bit slice, first limit film and second limit film one end are in bolt mounting groove orthographic projection, the first limit film and the second limit
Bit slice offsets with bolt one end of corresponding section respectively.
5. a kind of Pulling-free plug according to claim 4, it is characterised in that: main body is provided between two first limit films
Connection sheet, the connection sheet both ends are connected with two limit films respectively.
6. a kind of Pulling-free plug according to claim 2, it is characterised in that: first elastic piece and the second elastic piece
Material is metal material or plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910006031.0A CN109687230A (en) | 2019-01-04 | 2019-01-04 | A kind of Pulling-free plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910006031.0A CN109687230A (en) | 2019-01-04 | 2019-01-04 | A kind of Pulling-free plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109687230A true CN109687230A (en) | 2019-04-26 |
Family
ID=66191951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910006031.0A Pending CN109687230A (en) | 2019-01-04 | 2019-01-04 | A kind of Pulling-free plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109687230A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110534970A (en) * | 2019-08-22 | 2019-12-03 | 惠安耐亚节能科技有限公司 | A kind of soft type resist bending flame retardant cable |
| CN111403960A (en) * | 2020-03-10 | 2020-07-10 | 宁波班门电器有限公司 | Converter plug easy to plug and unplug |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2669421Y (en) * | 2003-09-17 | 2005-01-05 | 王麒维 | Flat plug structure |
| CN201639081U (en) * | 2010-01-08 | 2010-11-17 | 罗定一 | Power plug |
| CN106953208A (en) * | 2017-03-09 | 2017-07-14 | 宁波鸥创电器科技有限公司 | Spring plug |
| CN207009746U (en) * | 2017-07-31 | 2018-02-13 | 江叶挺 | A kind of plug with locking device |
-
2019
- 2019-01-04 CN CN201910006031.0A patent/CN109687230A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2669421Y (en) * | 2003-09-17 | 2005-01-05 | 王麒维 | Flat plug structure |
| CN201639081U (en) * | 2010-01-08 | 2010-11-17 | 罗定一 | Power plug |
| CN106953208A (en) * | 2017-03-09 | 2017-07-14 | 宁波鸥创电器科技有限公司 | Spring plug |
| CN207009746U (en) * | 2017-07-31 | 2018-02-13 | 江叶挺 | A kind of plug with locking device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110534970A (en) * | 2019-08-22 | 2019-12-03 | 惠安耐亚节能科技有限公司 | A kind of soft type resist bending flame retardant cable |
| CN111403960A (en) * | 2020-03-10 | 2020-07-10 | 宁波班门电器有限公司 | Converter plug easy to plug and unplug |
| CN111403960B (en) * | 2020-03-10 | 2022-04-22 | 宁波班门电器有限公司 | Converter plug easy to plug and unplug |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190426 |
|
| WD01 | Invention patent application deemed withdrawn after publication |