CN105261908B - Socket adapter with telescopic plug - Google Patents
Socket adapter with telescopic plug Download PDFInfo
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- CN105261908B CN105261908B CN201510605307.9A CN201510605307A CN105261908B CN 105261908 B CN105261908 B CN 105261908B CN 201510605307 A CN201510605307 A CN 201510605307A CN 105261908 B CN105261908 B CN 105261908B
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Abstract
The invention discloses a kind of socket adapter with telescopic plug, including side to be provided with the housing of socket, is provided with slidingtype Plug base in housing, Plug base is provided with LN poles latch；Plug base is provided with guide rail hole and the earth polar latch slided in guide rail hole, spring-piece type position-limit mechanism is provided between Plug base and earth polar latch, the Plug base drive LN pole latch retracts to housing it is interior after, it is spacing by spring-piece type position-limit mechanism between Plug base and earth polar latch and be in linkage status.The earth polar latch of the present invention can stretch out or retract with LN poles latch, and conversion is convenient and is easy to carry, and has very high practical value.
Description
Technical field
The present invention relates to electric connecting part technical field, more particularly to a kind of socket adapter with telescopic plug.
Background technology
Socket adapter is mainly the socket that a form of socket is converted into another form or diversified forms, such as
Fruit will change between the socket standard of multiple country variants, then can be described as multinational converter.Such as Europe superscript socket is converted to
Meet《GB 1002-2008：Family expenses and similar applications Single-phase plug socket》The national standard socket of standard, American Standard socket is converted to
National standard socket, it is such as national standard so as to by the electric power supply that multinational converter is national standard plug on Europe superscript, American Standard socket
The charger for mobile phone of plug, laptop etc. provide power supply.Due to being out using, there may be greatly needs very much multinational converter
The demand of multinational converter is used in country variant, and L, N pole of some national socket standards are identicals in the world, only
It is only different in the requirement of earth polar latch, such as L, N pole in Italian three-terminal polarized plus plug is and Germany, the two poles of the earth of Austria
Socket identical, but Germany, two pole sockets of Austria are without earth polar jack, L, N pole of American Standard the two poles of the earth grounded plug and American Standard,
Day two pole sockets of mark are to match, but American Standard, day mark two pole sockets without earth polar jack, thus the plug of multinational converter whether
It is the selection that many manufacturers need to face using earth polar latch.Most multinational converter male components without earth polar latch,
I.e. no ground function；But female component jack typically all uses three pole passes, i.e. band earth polar hole, that is, ground connection on socket are inserted
Hole is not carried out truly being grounded.The multinational converter of this form at home can not normal sale, and untrue ground connection
Potential safety hazard be present in the electrical equipment being grounded for some needs.Mainly solve to ask by following two mode in the prior art
Topic：1. using the multinational converter of replaceable plug part, such as go to Britain, just by the male component with English mark latch change the outfit to
In switch main body.But existing such multinational converter typically has multiple male components, volume is larger after not easily contained or storage,
Portability is poor.2. using multiple national converter suits, such as going to the U.S., U.S.'s converter is just taken out from suit to be made
With.Go to Italy just to take out Italian converter to use.So for the quantity of converter with regard to a lot, portability is poor.Publication date is
On June 24th, 2015, Publication No. CN204424645U Chinese patent literature disclose a kind of telescopic earth polar latch of band
Plug, including Plug base, the two poles of the earth latch, the bayonet mount that Plug base includes substrate, bottom connects with substrate, the two poles of the earth are inserted
Pin is arranged in bayonet mount, and the position in plug mounting seat between the latch of the two poles of the earth is provided with earth polar latch guide sleeve, ground
Be provided with earth polar latch in the latch guide sleeve of pole, the corresponding position at the top of bayonet mount with earth polar latch guide sleeve is provided with being used for earth polar
The flexible avoid holes of latch, the bottom of bayonet mount are additionally provided with support base, and pressure is provided between earth polar latch bottom and support base
Spring, Plug base is interior to be provided with the latch position-limit mechanism for being used for being stretched out to earth polar latch, two extreme positions of retraction are spacing.But this is stretched
The limited block that contracting formula earth polar latch is rotated using 180 degree fixes the position in earth polar, and the rotation regulation of its limited block is not easy, cause
It is inconvenient for use, while position-limit mechanism need to take larger space, two poles of plug extend all the time in addition, are unfavorable for converter
Miniaturization.Publication date is on October 15th, 2014, and Publication No. CN203883277U Chinese patent literature discloses one kind
Socket adapter, including housing, the grounding insert-pin being placed on housing, live wire inserted sheet and zero line inserted sheet and it is placed in leading in housing
Electrical component, housing both sides are symmetrically arranged with transfer plug, and the accommodating cavity that is arranged right below of grounding insert-pin, accommodating cavity are corresponded in housing
The interior movable component for being provided with the control extended or retracted housing of grounding insert-pin, movable component include conflict block and the bullet set gradually
Spring, grounding insert-pin are fixed in the conflict block, and spring one end is fixedly connected with conflict block, and the other end is fixedly connected on accommodating cavity
Bottom wall, side wall of the housing close to grounding insert-pin side are provided with the chute and stopper slot of mutual conduction, and conflict block side is provided with can be
The shifting block slid on chute, the shifting block one end pass through chute exposed outside housing and can be placed in by chute in stopper slot.But should
Socket adapter houses grounding insert-pin, and the conflict block by being arranged in accommodating cavity and spring dead earth using accommodating cavity
The position of inserted sheet, special earth polar inserted sheet need to be carried out every time by using during grounding insert-pin stretches out operation, and use is very inconvenient.
The content of the invention
The purpose of the present invention is to solve earth polar latch existing for the plug retraction intake type socket adapter of prior art
After retraction, it is impossible to the problem of being stretched out with LN poles latch, be inconvenient for use, there is provided a kind of earth polar latch can be stretched with LN poles latch
Go out, the socket adapter with telescopic plug easy to use.
Present invention concrete technical scheme used to achieve the above object is that a kind of socket with telescopic plug turns
Parallel operation, including side are provided with the housing of socket, are provided with slidingtype Plug base in housing, Plug base is provided with LN poles latch；
It is provided with spring-piece type position-limit mechanism between Plug base and earth polar latch, the Plug base drives LN pole latch retracts in housing
Afterwards, it is spacing by spring-piece type position-limit mechanism between Plug base and earth polar latch and be in linkage status.LN poles latch refers to connect
The L poles latch of live wire and the N poles latch of connecting to neutral line, the present invention are used for the slidingtype Plug base for fixing L poles latch and N poles latch
It can be slided in housing interior edge guide rail, LN poles latch is stretched out housing or retraction housing；And earth polar latch is slidably disposed on and led
Spring-piece type position-limit mechanism is provided between on rail and earth polar latch and Plug base, when Plug base drives LN pole latch retracts to shell
After in vivo, the spring-piece type position-limit mechanism between earth polar latch and Plug base works, and earth polar latch is in Plug base
Linkage status, i.e. earth polar latch can stretch out housing with Plug base.The plug that so present invention solves prior art is retracted
After earth polar latch retract existing for intake type socket adapter, it is impossible to the problem of being stretched out with LN poles latch, be inconvenient for use.
Preferably, being additionally provided with ground pole base in the housing, ground pole base is provided with the guide rail coordinated with guide rail hole, institute
Earth polar latch is stated to slide on the guide rail.Preferably it is oriented to so that earth polar latch slides to have, it is not easy to offset, prevent earth polar
It is stuck after latch skew.
Preferably, described guide rail is guide pin bushing, described guide rail hole is the dowel hole being arranged on Plug base, earth polar
Latch is slidably disposed on guide pin bushing.Earth polar latch is arranged on guide pin bushing and can slided relative to guide pin bushing, can insert earth polar
Pin is rested on guide pin bushing or stretched out from guide pin bushing to grafting direction, so that earth polar latch adapts to two-wire plug or three-terminal polarized plus plug
Difference requires.
Preferably, spring-piece type position-limit mechanism includes the stopper slot being arranged in the circumference of dowel hole inwall, the earth polar
Latch includes the bolt body of hollow structure, and pressing and positive stop spring plate are provided with bolt body, and positive stop spring plate is provided with limiting section,
Bolt body is provided with breach corresponding with limiting section, and the axial direction of guide pin bushing is provided with groove corresponding with breach, the plug base
After seat is driven in the latch retract housing of LN poles, it is spacing that the limiting section on positive stop spring plate is located at composition in the stopper slot of dowel hole inwall
Relation.Determine whether earth polar latch moves with Plug base by controlling positive stop spring plate between earth polar latch and Plug base.
When the limiting section of positive stop spring plate is located in the stopper slot of Plug base, earth polar latch is linked with Plug base, and now earth polar is inserted
Pin stretches with Plug base, i.e., plug now is the three-terminal polarized plus plug with earth polar latch；Pressure is located at earth polar after plug stretches out
During pressing in latch, pressing makes the limiting section on positive stop spring plate lose position-limiting action by extruding, and limiting section departs from stopper slot
Constraint, earth polar latch can move relative to Plug base and retreat so that the L poles latch of plug stretches out housing with N poles latch
In the case of, earth polar latch is individually retracted into housing, and now plug is then converted to the two-wire plug without earth polar latch；When slotting
Head pedestal be retracted into again enclosure interior i.e. Plug base closely pole base when, the limiting section on positive stop spring plate is by guide pin bushing
Stopper slot is slipped into automatically after the extruding of bore edges, earth polar latch is in linkage status with Plug base, and next plug stretches out shell
During body, earth polar latch also stretches out housing.In the scheme that earth polar latch slides relative to guide pin bushing, the guide pin bushing of tubulose can be used to exist
Outside, scheme of the earth polar latch in guide pin bushing, can also use tubulose earth polar latch outside, side of the guide pin bushing in the latch of earth polar
Case.
Preferably, the inserted terminal of earth polar latch is stretched out on pressing head, there is drive surface on positive stop spring plate, pressing rear portion is provided with
The actuating arm being connected in positive stop spring plate drive surface, when pressing promotes pressing head, actuating arm promotes drive surface to take off limiting section
From stopper slot.The inserted terminal that earth polar latch is stretched out on the head of pressing can facilitate to pressing progress pressing operation；And actuating arm pushes away
Dynamic drive surface makes limiting section depart from stopper slot, then can make earth polar latch individually in retraction housing.
Preferably, the actuating arm at pressing rear portion is in a tubular form, the front end of the positive stop spring plate takes the shape of the letter U, and is arranged on pressing
In actuating arm；The drive surface is the inclined-plane for being arranged on positive stop spring plate rear end and being obliquely installed, and the rear end on inclined-plane extends to both sides
Go out tubulose actuating arm and bend composition limiting section；Compression spring is additionally provided with the actuating arm of the tubular structure of actuating arm, compresses bullet
One end of spring abuts with pressing, and the other end abuts with the leading section of positive stop spring plate.The tubular structure at pressing rear portion can by by
Pressure makes the inclined-plane of the rear end of positive stop spring plate enter in the tubular structure of pressing, so that the limiting section of positive stop spring plate is inside from both sides
It is contracted in the range of guide pin bushing, such limiting section departs from stopper slot, and earth polar latch is with Plug base without interaction relation.Compression spring
Reset for pressing.
Preferably, socket includes earth polar sleeve, earth polar sleeve is electrically connected by guide rail with earth polar latch.This structure is real
Show the real ground connection of socket, reach security hidden trouble existing for the untrue ground connection of elimination.
Preferably, breach on bolt body is two, the both sides of bolt body rearward end are symmetricly set on, on guide pin bushing
Groove be two, be symmetricly set in the side wall of guide pin bushing, the length of groove is not less than the extension elongation of earth polar latch.Breach is
Positive stop spring plate upper limit portion access way, groove provide sliding space for limiting section, can make earth polar latch in limiting section to two
Side eject when can still be moved with Plug base along guide pin bushing, i.e., Plug base along guide pin bushing slide when, earth polar latch slides in guide pin bushing,
And the limiting section of positive stop spring plate slides in groove.
Preferably, guide pin bushing is cylindrical or square tube type, described earth polar latch correspond to cylindrical structural or side respectively
Column construction, the rear end of guide pin bushing are provided with the fixing hole for being used for fixing with ground pole base.Pipe scheme is applied to the tool such as American Standard, Europe superscript
There is the structure of cylindrical earth polar latch.And the socket adapter for English mark etc. using square column type earth polar latch, then guide pin bushing can be with
Using square tube scheme, corresponding earth polar latch is square column type structure.
Formed preferably, housing is fastened by upper shell and lower house, the jack of socket is arranged on upper shell, is accommodated and is inserted
The plug hole of head is arranged on lower house, and the side of slidingtype Plug base is provided with slide block, and slide block is located at the outer wall of housing
On, housing stirs groove provided with corresponding with slide block.Slide block is used to move Plug base operation, realizes plug
Stretch out or retract and be accommodated in housing.
Preferably, being provided with the control panel that clamping is slided with ground pole base in housing, one side of control panel is provided with button, shell
Body is provided with key hole corresponding with button, and control panel is provided with guide rail avoid holes and Plug base locating rod, control panel and ground
Pole base is additionally provided with back-moving spring and fastener.The effect of control panel is that the plug that limitation is stretched out retreats, when stirring plug base
When seat makes plug stretching housing, the Plug base locating rod on control panel abuts with Plug base, prevents Plug base from retreating, when
When socket adapter use finishes storage, pressing keys depart from locating rod and Plug base, can be with by stirring Plug base
Make in plug retraction housing.
Preferably, back-moving spring is two, two diagonal corners of control panel are arranged on, reset is extended with control panel
Spring top flat, corresponding ground pole base are provided with storage tank, and back-moving spring top flat and back-moving spring are placed in corresponding storage tank；Ground
The one side of pole base towards cavity of resorption is convexly equipped with three pieces of clamps, and control panel is provided with corresponding card, and control panel leads to ground pole base
Cross card and clamp slides clamping.
Preferably, being additionally provided with pilot hole on Plug base, it is provided between ground pole base and housing corresponding with pilot hole
Connecting pole, Plug base are set on connecting pole by pilot hole.The present invention is using the connecting pole of regularly pole base as slotting
The guide pillar of head pedestal movement, it can be ensured that Plug base smooth sliding, while simplify the internal structure of socket adapter.
Connect respectively with L poles latch and N poles latch preferably, the L poles latch of Plug base is equipped with N poles latch side
Logical conducting strip, the L poles pin hole of housing and N poles pin hole side are correspondingly provided with conductive seat, conductive seat by wire respectively with L
Pole sleeve and the electrical connection of N poles sleeve, when L poles latch stretches out housing with N poles latch, conductive seat corresponding to the conducting strip insertion.
Because Plug base is removable frame, therefore when the present invention stretches out housing using L poles latch with N poles latches, with L poles latch with
The conducting strip insertion conductive seat of N poles latch connection connects the structure of corresponding sleeve, can so avoid directly using wire to connect
The wire brought with Plug base it is mobile, easily cause connecting position of wires to fracture the problem of, improve the reliability of socket adapter.
The invention has the advantages that the plug retraction intake type socket adapter that it efficiently solves prior art is deposited
Earth polar latch retract after, it is impossible to LN poles latch stretch out, it is inconvenient for use the problem of the problem of, earth polar latch of the invention can
To stretch out or retract with LN poles latch, conversion is convenient and is easy to carry, and has very high practical value.
Brief description of the drawings
Fig. 1 is a kind of structure sectional view of socket adapter of the present invention；
Fig. 2 is a kind of dimensional structure diagram of socket adapter of the present invention；
Fig. 3 is a kind of decomposition texture schematic diagram of socket adapter of the present invention；
Fig. 4 is a kind of attachment structure schematic diagram of ground of the invention pole base and control panel；
Fig. 5 is a kind of lateral partial structurtes sectional view of the present invention；
Fig. 6 is a kind of dimensional structure diagram of Plug base of the present invention；
Fig. 7 is a kind of lateral partial structurtes sectional view of Plug base of the present invention；
Fig. 8 is a kind of dimensional structure diagram of control panel of the present invention；
Fig. 9 is a kind of dimensional structure diagram of guide pin bushing of the present invention；
Figure 10 is a kind of structure sectional view of guide pin bushing of the present invention；
Figure 11 is a kind of dimensional structure diagram of bolt body of the present invention；
Figure 12 is a kind of structure sectional view of bolt body of the present invention；
Figure 13 is a kind of dimensional structure diagram of pressing of the present invention；
Figure 14 is a kind of structure sectional view of pressing of the present invention；
Figure 15 is a kind of structural representation of positive stop spring plate of the present invention；
Figure 16 is a kind of structural representation of earth polar sleeve of the present invention；
A kind of position relationship of earth polar latch and guide pin bushing, Plug base is illustrated when Figure 17 is plug retraction storage of the present invention
Figure；
Figure 18 is when earth polar latch of the present invention stretches out and guide pin bushing, a kind of position relationship schematic diagram of Plug base；
When Figure 19 is earth polar latch retract of the present invention with guide pin bushing, a kind of position relationship schematic diagram of Plug base.
In figure：1. socket, 2. ground pole bases, 3. guide pin bushings, 4. Plug bases, 5. dowel holes, 6. stopper slots, 7. earth polars are inserted
Pin, 8. bolt bodies, 9. pressings, 10. positive stop spring plates, 11. limiting sections, 12. breach, 13. grooves, 14. drive surfaces, 15. compressions
Spring, 16. earth polar sleeves, 17. fixing holes, 18. upper shells, 19. lower houses, 20. slide blocks, 21. stir groove, 22. control panels,
23. button, 24. key holes, 25. guide rail avoid holes, 26. Plug base locating rods, 27. back-moving springs, 28. fasteners, 29.
Back-moving spring top flat, 30. storage tanks, 31. clamps, 32. cards, 33. pilot holes, 34. connecting poles, 35. conducting strips, 36. is conductive
Seat, 37. wires, 38. pressing holes, 39. pressing heads, 40. actuating arms.
Embodiment
The embodiment of the present invention is described in further detail below by embodiment, and with reference to accompanying drawing.
Embodiment 1
In the embodiment 1 shown in Fig. 1, Fig. 2, Fig. 3, a kind of socket adapter with telescopic plug, including side
Rectangular housing provided with socket 1, housing are fastened by upper shell 18 and lower house 19 and formed, and the jack of socket is arranged on upper shell
（See Fig. 2）, the plug hole for accommodating plug is arranged on lower house, provided with ground pole base 2 and slidingtype Plug base 4 in housing
（See Fig. 4 Fig. 5）, Plug base is provided with LN poles latch, and ground pole base is provided with guide rail, and Plug base is provided with and guide rail slides
The guide rail hole and earth polar latch 7 of cooperation, earth polar latch 7 can be slided on guide rail, and the side of slidingtype Plug base, which is provided with, to be used
Slide block 20 in control slidingtype Plug base position（See Fig. 6）, slide block is located on the outer wall of housing, housing be provided with
Groove 21 is stirred corresponding to slide block.The guide rail is the guide pin bushing 3 of circular tube shaped（See Fig. 9 Figure 10）, it is additionally provided with and leads on Plug base
The circular dowel hole 5 being slidably matched is covered, the circumference of dowel hole inwall is provided with stopper slot 6（See Fig. 7）, the ground that is arranged in guide pin bushing
Pole latch is cylindrical structural, and the earth polar latch includes the bolt body 8 of hollow structure（See Figure 11）, it is provided with bolt body
Pressing 9（See Figure 13 Figure 14）And positive stop spring plate 10（See Figure 15）, the actuating arm 40 at pressing rear portion in a tubular form, the positive stop spring plate
Front end is taken the shape of the letter U, and in the tubular structure for the actuating arm for being arranged on pressing, compression spring 15 is additionally provided with the tubular structure of actuating arm,
One end of compression spring abuts with pressing, and the other end abuts with the U-shaped bottom of the front end of positive stop spring plate；Pressing leading section diameter compared with
It is small, the pressing hole 38 for being used for pressing leading section and stretching out is provided with positioned at the bolt body of earth polar latch inserted terminal（See Figure 12）, pressure
The inserted terminal of earth polar latch is stretched out on the head 39 of pin；The rear end of guide pin bushing is provided with the fixing hole 17 for being used for fixing with ground pole base, this
The fixing hole of embodiment is screw, and earth polar latch is fixed by screw and ground pole base；There is drive surface 14 on positive stop spring plate, drive
Face is the inclined-plane for being arranged on positive stop spring plate rear end and being obliquely installed, and the rear end on inclined-plane is extended tubulose actuating arm to both sides and bent
Limiting section 11 is formed, bolt body is provided with breach 12 corresponding with limiting section, and the axial direction of guide pin bushing is provided with corresponding with breach
Groove 13；Breach on bolt body is two, is symmetricly set on the both sides of bolt body rearward end, and corresponding groove is two
Bar, it is symmetricly set in the side wall of guide pin bushing, the length of groove is not less than the extension elongation of earth polar latch.It is spacing on Plug base
Groove, earth polar latch upper limit shell fragment and breach form the position limiting structure between earth polar latch and Plug base, and Plug base drives
LN poles latch retract is spacing by spring-piece type position-limit mechanism between Plug base and earth polar latch and in linkage to after in housing
State.（See Figure 17）.
The control panel 22 that clamping is slided with ground pole base is provided with housing（See Fig. 8）, one side of control panel is provided with button 23,
Housing is provided with key hole 24 corresponding with button, and control panel is provided with guide rail avoid holes 25 and Plug base locating rod 26, control
Making sheet is additionally provided with back-moving spring 27 and fastener 28 with ground pole base（See Fig. 3）；Back-moving spring is two, is arranged on control panel
Two diagonal corners, back-moving spring top flat 29 are extended with control panel, corresponding ground pole base is provided with storage tank 30, reset bullet
Spring top flat and back-moving spring are placed in corresponding storage tank；The one side of earth polar pedestal chamber downwards is convexly equipped with three pieces of clamps 31, controls
Making sheet is provided with corresponding card 32, and control panel slides clamping with ground pole base by card and clamp.
The socket of the present embodiment includes earth polar sleeve 16（See Figure 16）, earth polar sleeve is with earth polar latch by being led for fixation
The screw of set, guide pin bushing electrical connection.
Pilot hole 33 is additionally provided with Plug base, connecting pole corresponding with pilot hole is provided between ground pole base and housing
34, Plug base is set on connecting pole by pilot hole.
The L poles latch of the present embodiment Plug base is equipped with N poles latch side to be connected with L poles latch and N poles latch respectively
Logical conducting strip 35, L poles pin hole and the N poles pin hole side of housing are correspondingly provided with conductive seat 36, and conductive seat passes through wire 37
Electrically connected respectively with L poles sleeve and N poles sleeve, when L poles latch stretches out housing with N poles latch, corresponding to the conducting strip insertion
Conductive seat.
The present embodiment is applied to plug of the earth polar latch for cylinder.
Embodiment 2
The guide pin bushing of embodiment 2 is in square tube type, and described earth polar latch is square column type structure, and remaining is identical with embodiment one, real
Apply plug of the example 2 suitable for earth polar latch for square column type.
The slidingtype Plug base that the present invention is used to fix LN poles latch can slide in housing interior edge guide rail, make LN poles latch
Stretch out housing or retraction housing；Earth polar latch is arranged on guide pin bushing and can slided relative to guide pin bushing, earth polar latch and Plug base
Between by controlling positive stop spring plate determine whether earth polar latch moves with Plug base.When Plug base closely pole base
When, the limiting section on positive stop spring plate is located in the stopper slot of dowel hole inwall（See Fig. 5, Figure 17）, now earth polar latch and plug
Pedestal links, and earth polar latch stretches with Plug base, when socket adapter in use, moving Plug base by slide block,
Limiting section is slided in the groove of guide pin bushing, and plug is stretched out outside housing（See Fig. 1 dotted lines plug, Figure 18）, plug now is band ground
The three-terminal polarized plus plug of pole latch, while the Plug base locating rod on control panel props up Plug base, Plug base can not retreat, and turn
Parallel operation can be with normal use；When socket adapter use finishes, pressing operating key makes Plug base locating rod and Plug base
Depart from, now can move Plug base by slide block, make to store in plug retraction housing.Depress and be located at after plug stretches out
During pressing in the latch of earth polar, actuating arm promotes drive surface limiting section is departed from stopper slot, and earth polar latch can be relative to plug
Pedestal movement retreats（See Figure 19）, i.e., when housing is stretched out in the L poles of plug with N poles, earth polar latch is individually retracted into housing, now
Plug is then converted to the two-wire plug without earth polar latch；When Plug base, to be retracted into enclosure interior i.e. Plug base again close
During ground pole base, the limiting section on positive stop spring plate slips into stopper slot automatically after the extruding by guide pin bushing bore edges, inserts earth polar
Pin is again at linkage status with Plug base, and when next plug stretches out housing, earth polar latch also stretches out housing.It is so of the invention
After solving earth polar latch retract existing for the plug retraction intake type socket adapter of prior art, it is impossible to stretched with LN poles latch
The problem of going out, be inconvenient for use.
In addition to the implementation, in the scope disclosed in claims of the present invention and specification, skill of the invention
Art feature or technical data can be reselected and combined, and so as to form new embodiment, these present invention are not detailed
The embodiment carefully described is that those skilled in the art realize easily without creative work can, therefore these are not detailed
The embodiment of description also should be regarded as the present invention specific embodiment and within protection scope of the present invention.
Claims (7)
1. a kind of socket adapter with telescopic plug, including side are provided with socket（1）Housing, it is characterized in that, housing
It is interior to be provided with slidingtype Plug base（4）, Plug base is provided with LN poles latch；Plug base is provided with guide rail hole and in guide rail
The earth polar latch (7) slided in hole, spring-piece type position-limit mechanism, the Plug base band are provided between Plug base and earth polar latch
Dynamic LN poles latch retract is spacing by spring-piece type position-limit mechanism between Plug base and earth polar latch and in joining to after in housing
Dynamic state；Ground pole base (2) is additionally provided with the housing, ground pole base is provided with the guide rail coordinated with the guide rail hole, described
Earth polar latch slides on the guide rail；Described guide rail is guide pin bushing（3）, described guide rail hole is to be arranged on Plug base
Dowel hole（5）, earth polar latch is slidably disposed on guide pin bushing；The spring-piece type position-limit mechanism includes being arranged on dowel hole inwall
Circumference on stopper slot（6）, the earth polar latch includes the bolt body of hollow structure（8）, bolt body is interior to be provided with pressing
（9）And positive stop spring plate（10）, positive stop spring plate is provided with limiting section（11）, bolt body is provided with breach corresponding with limiting section
（12）, the axial direction of guide pin bushing is provided with groove corresponding with breach（13）, the Plug base driven in the latch retract housing of LN poles
Afterwards, the limiting section on positive stop spring plate, which is located in the stopper slot of dowel hole inwall, forms spacing relation.
2. the socket adapter according to claim 1 with telescopic plug, it is characterized in that, described pressing head
（39）The inserted terminal of earth polar latch is stretched out, has drive surface on positive stop spring plate（14）, pressing rear portion, which is provided with, is connected to positive stop spring plate drive
Actuating arm on dynamic face（40）, when pressing promotes pressing head, actuating arm promotes drive surface limiting section is departed from stopper slot.
3. the socket adapter according to claim 2 with telescopic plug, it is characterized in that, the actuating arm at pressing rear portion
In a tubular form, the front end of the positive stop spring plate takes the shape of the letter U, and is arranged in the actuating arm of pressing；The drive surface is to be arranged on spacing bullet
Piece rear end and the inclined-plane being obliquely installed, the rear end on inclined-plane extend tubulose actuating arm to both sides and bend composition limiting section.
4. the socket adapter according to claim 3 with telescopic plug, it is characterized in that, the tubular structure of actuating arm
Actuating arm in be additionally provided with compression spring（15）, one end of compression spring abuts with pressing, the front end of the other end and positive stop spring plate
Portion abuts.
5. the socket adapter according to claim 1 with telescopic plug, it is characterized in that, described socket includes ground
Pole sleeve（16）, earth polar sleeve electrically connected by guide rail with earth polar latch.
6. the socket adapter according to claim 1 with telescopic plug, it is characterized in that, the breach on bolt body
For two, the both sides of bolt body rearward end are symmetricly set on, the groove on guide pin bushing is two, is symmetricly set on the side wall of guide pin bushing
On, the length of groove is not less than the extension elongation of earth polar latch.
7. the socket adapter according to claim 1 with telescopic plug, it is characterized in that, guide pin bushing is cylindrical or square
Tubulose, described earth polar latch correspond to cylindrical structural or square column type structure respectively, and the rear end of guide pin bushing, which is provided with, to be used for and earth polar
The fixing hole that pedestal is fixed（17）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510605307.9A CN105261908B (en) | 2015-09-21 | 2015-09-21 | Socket adapter with telescopic plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510605307.9A CN105261908B (en) | 2015-09-21 | 2015-09-21 | Socket adapter with telescopic plug |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105261908A CN105261908A (en) | 2016-01-20 |
| CN105261908B true CN105261908B (en) | 2017-11-24 |
Family
ID=55101468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510605307.9A Active CN105261908B (en) | 2015-09-21 | 2015-09-21 | Socket adapter with telescopic plug |
Country Status (1)
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| CN205141261U (en) * | 2015-11-11 | 2016-04-06 | 公牛集团有限公司 | Multinational converter |
| CN106139308B (en) * | 2016-08-22 | 2023-03-31 | 中国人民解放军第三军医大学第三附属医院 | Telescopic transfusion hanging device |
| CN106450998B (en) * | 2016-11-11 | 2019-04-05 | 宁波公牛数码科技有限公司 | A kind of plug construction and the multinational converter including the plug construction |
| CN106532316B (en) * | 2016-11-11 | 2019-04-09 | 宁波公牛数码科技有限公司 | A kind of multinational converter |
| CN106992377A (en) * | 2017-05-17 | 2017-07-28 | 西华大学 | A kind of general photosensitive power supply adapter |
| DE102018007269B4 (en) * | 2018-09-01 | 2020-03-26 | Travel Blue Limited | Universal connector |
| DE102018006922B4 (en) * | 2018-09-01 | 2020-04-09 | Travel Blue Limited | Robust travel plug adapter |
| CN110289532B (en) * | 2019-07-31 | 2024-04-19 | 东莞市万旅电器有限公司 | Adapter joint |
| CN114256685A (en) * | 2020-09-25 | 2022-03-29 | Oppo广东移动通信有限公司 | Power adapter and electronic equipment assembly |
| CN114865413B (en) * | 2022-06-02 | 2022-12-06 | 杭州绿辉照明科技有限公司 | Battery package interface conversion adapter |
| CN114843856B (en) * | 2022-07-06 | 2022-10-21 | 佐力西(江苏)物联科技有限公司 | HPLC multifunctional combined socket with RJ45 network port |
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| CN2877086Y (en) * | 2006-01-18 | 2007-03-07 | 郑胜雄 | Multi-pin in one powr plug structure |
| CN201234043Y (en) * | 2008-04-30 | 2009-05-06 | 宁波宝威塑料制品有限公司 | Portable electric power conversion socket |
| CN203883277U (en) * | 2014-02-22 | 2014-10-15 | 温州市华伦电器有限公司 | Socket converter |
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| CN2877086Y (en) * | 2006-01-18 | 2007-03-07 | 郑胜雄 | Multi-pin in one powr plug structure |
| CN201234043Y (en) * | 2008-04-30 | 2009-05-06 | 宁波宝威塑料制品有限公司 | Portable electric power conversion socket |
| CN203883277U (en) * | 2014-02-22 | 2014-10-15 | 温州市华伦电器有限公司 | Socket converter |
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