CN105261907A - Telescopic earth-pole plug pin converter - Google Patents
Telescopic earth-pole plug pin converter Download PDFInfo
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- CN105261907A CN105261907A CN201510602748.3A CN201510602748A CN105261907A CN 105261907 A CN105261907 A CN 105261907A CN 201510602748 A CN201510602748 A CN 201510602748A CN 105261907 A CN105261907 A CN 105261907A
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Abstract
The invention relates to a telescopic earth-pole plug pin converter, which solves the problems in the prior art that the earth-pole-free plug pin structures of multinational socket adapters do not meet the safety requirements and the fixed type earth-pole plug pins thereof are poor in applicability. The telescopic earth-pole plug pin converter comprises a shell, a plug sleeve, a plug base positioned in the shell, and an earth-pole base. The telescopic earth-pole plug pin converter is characterized in that the earth-pole base is provided thereon with an earth-pole plug pin and the earth-pole base is positioned above the plug base. The plug base is provided with an L-pole plug pin, an N-pole plug pin, and a through hole matched with the earth-pole plug pin. The earth-pole plug pin comprises a sleeve-shaped plug pin. The upper end and the inner hole of the sleeve-shaped plug pin are fittingly provided with guiding posts. The guiding posts are fixedly arranged on the earth-pole base and are kept in electrical conduction with the sleeve-shaped plug pin. The plug base slides to drive the L-pole plug pin, the N-pole plug pin and the sleeve-shaped plug pin to extend out of the shell. All parts of the telescopic earth-pole plug pin converter are compactly matched and reasonable in structure. The earth-pole plug pin is flexible and stable in action. The earth-pole plug pin of a plug part has the substantial grounding function, and is capable of telescoping. Therefore, the telescopic earth-pole plug pin converter is strong in applicability.
Description
Technical field
The present invention relates to appliance switch technology, particularly relate to a kind of telescopic earth polar latch transducer.
Background technology
A kind of socket of form is mainly converted to the socket of another kind of form or various ways by socket adapter, if will change between multiple country variant socket standard, is namely called multinational transducer.L, N pole of some national socket standard is identical in the world, only different in the requirement of earth polar latch.
Socket adapter of the prior art also has multiple disclosed structure, if patent announcement number is CN203883277U, a kind of socket adapter of design, be a kind of realize two insert and three insert between transform transducer, the conductive component being placed in the grounding insert-pin on housing, live wire inserted sheet and zero line inserted sheet and being placed in housing, housing bilateral symmetry is provided with transfer plug, be provided with containing cavity immediately below corresponding grounding insert-pin in housing, in containing cavity, be provided with the movable component controlling the extended or retracted housing of grounding insert-pin.And for example a kind of plug of providing for CN204190016U of patent announcement number, under cover the groove be provided with for accommodating grounding leg, extend along groove to the direction of lower cover inside and be provided with guide channel, grounding leg comprises grounding parts and Plug Division, and one end of Plug Division is symmetrically arranged with clamping block; Plug Division can insert groove and guide channel clamping in clamping block and groove for dead earth pin and lower cover.These transducers are two kinds of forms mainly: one is the multinational transducer of replaceable plug parts, and this type of transducer generally has multiple male component, and after not easily contained or storage, volume is larger; Two be multiple country transducer suit, this production interchange device quantity is many, and portability is poor.Also have most multinational transducer male component to be not with earth polar latch in addition, i.e. no ground function, but female component jack generally all uses three pole passes, being namely with hole, earth polar, there is potential safety hazard to needing the electrical equipment of ground connection; And male component band fixed earth polar latch, applicability is poor.Be also CN204424645U just like patent announcement number, a kind of plug with telescopic earth polar latch, stage clip is provided with bottom the latch of earth polar and between supporting seat, be provided with for stretching out earth polar latch in Plug base, latch position-limit mechanism that retraction two extreme positions are spacing, this structure is because earth polar latch is after Compress Spring, only limited the action of earth polar latch by movable banking stop, stability is short of.
Summary of the invention
The object of the invention is to solve existing multinational socket adapter, exist and do not meet safety requirements without earth polar latch structure, and the problem that fixed earth polar latch is poor for applicability, provide a kind of reasonable in design, the telescopic earth polar latch transducer that easy to use, applicability is strong.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals: a kind of telescopic earth polar latch transducer, comprise housing, sleeve, be positioned at the Plug base of housing, pole base, it is characterized in that described ground pole base is provided with earth polar latch, ground pole base is positioned at the top of Plug base; Plug base is provided with L pole latch, N pole latch, and is provided with the through hole matched with earth polar latch; Described earth polar latch comprises shell-like latch, and shell-like latch upper end and endoporus arrange guide pillar, and guide pillar is fixed on ground pole base and also keeps conducting with shell-like latch, and shell-like latch slides up and down along guide pillar and passes described through hole; Described Plug base is slidably arranged in housing, and the slip of described Plug base drives described L pole latch, N pole latch and shell-like latch to stretch out outside housing.
The technical program primarily of Plug base, pole base jointly form plug-assembly, ground pole base is positioned at the top of Plug base and realizes Telescopic by the mobile space being about an earth polar plug pin lengths, and earth polar latch realizes mutual sliding up and down and spinning reduction by shell-like latch, guide pillar.In the center hole that guide pillar hypomere insertion shell-like latch is provided with, the elasticity salient point be provided with by guide pillar realizes electrical connection.This case only has the limited step of portion to coordinate by many structures positive stop spring plate with on shell-like latch outer wall again, limits shell-like latch and slides along guide pillar, thus ensures that plug-assembly has the plug of earth polar latch.And when positive stop spring plate can not exit position-limiting action from limited step, shell-like latch just can slide along guide pillar, its indentation plug inside can be made when firmly pressing shell-like latch, form the plug without earth polar latch, realize same plug-assembly and be applicable to have the socket of earth polar jack and there is no the socket of earth polar jack.
As preferably, be provided with the driving mechanism driving the rotary motion of shell-like latch between the top of described shell-like latch and ground pole base, and drive shell-like latch spinning reduction by described driving mechanism; Or be provided with the driving mechanism driving the rotary motion of shell-like latch between the top of described shell-like latch and the top of guide pillar, and drive shell-like latch spinning reduction by described driving mechanism.
As preferably, described Plug base through hole position is provided with positive stop spring plate, portion on shell-like latch outer wall is provided with limited step, and when shell-like latch retraction converter inside, after driving shell-like latch spinning reduction by described driving mechanism, the position of the limited step that this shell-like latch upper part is arranged and positive stop spring plate is in same direction.By the mutual restriction of positive stop spring plate and limited step, obtain restriction and the freedom of shell-like latch.
As preferably, described driving mechanism is the drive surface of design in pairs, and described drive surface comprises the rotary actuation inclined-plane that one of them part is arranged, and coordinating with rotary actuation inclined-plane that another part is arranged by drive surface.And driving the anglec of rotation corresponding with the quantity of limited step, the structure of the technical program rotary motion driving mechanism is two the coefficient results of parts cooperatively interacted, interchangeable locations of structures, just can complete location, rotatory direction after only cooperatively interacting.
As preferably, described driving mechanism comprises and is arranged on shell-like latch top and is provided with pin wedge angle, and pin wedge angle is positioned at the pin incline apex of two waists triangular in shape.Pin wedge angle is positioned at the pin incline apex of two waists triangular in shape.Pin wedge angle, pin inclined-plane are a kind of embodiments of shell-like latch rotary motion driving mechanism.
As preferably, described driving mechanism comprises the seat inclined-plane being arranged on and ground pole base coordinates with shell-like catch top, and the top on seat inclined-plane is provided with a wedge angle.Seat inclined-plane, seat wedge angle are a kind of embodiments of ground pole base and shell-like catch top matching part.
As preferably, described driving mechanism two of comprising that guide pillar upper end arranges are symmetrically distributed in the rotary actuation inclined-plane of guide pillar circular surfaces, and rotary actuation inclined-plane comprises post inclined-plane, and lower end, post inclined-plane is post wedge angle.This is a kind of embodiment of rotary motion driving mechanism, and guide pillar, through the hole on ground pole base, is connected with earth polar sleeve by screw.Post inclined-plane, post wedge angle are a kind of fit structure form of guide pillar between ground pole base and shell-like latch.
As preferably, described guide pillar upper end is provided with the rotary actuation sheet that two are symmetrically distributed in guide pillar circular surfaces.Revolve a kind of embodiment that driving chip is guide pillar top.
As preferably, described Plug base through hole position is provided with positive stop spring plate, and the outer wall of shell-like latch is provided with limited step.When shell-like latch retraction converter inside, after the rotary motion driving mechanism engagement on ground pole base and shell-like latch, the position of this part limited step and positive stop spring plate is in same direction.General limited step is symmetrical arranged two places on shell-like latch outer wall, is namely obtained the cooperation position of a positive stop spring plate and limited step by rotation angle.Rotary motion driving mechanism on shell-like latch cooperatively interacts with the rotary motion driving mechanism on ground pole base, when shell-like latch retraction converter inside, shell-like latch is made to realize rotating, and limited step after ensureing to rotate on shell-like latch and positive stop spring plate are positioned at same direction, are directly in restrained state after making next action.
As preferably, described limited step lower end is connected by inclined-plane with shell-like latch post surface.Ensure that shell-like latch is being subject under larger External Force Acting, limited step and positive stop spring plate are threaded off, smooth retraction converter inside.
As preferably, described positive stop spring plate is U-shaped structure, and two Symmetry Edges of U-shaped are as flexure strip, inwardly turn on one's side to tear open and form compound shell fragment in flexure strip end.Compound shell fragment has better elastic model; Compound shell fragment is also provided with spacing salient point, when positive stop spring plate loads in Plug base, is stuck on ground pole socket latch, prevents it from coming off.
As preferably, described guide pillar bottom is provided with elasticity salient point.Make guide pillar and shell-like latch keep conduction state by elasticity salient point, and reduce the frictional force between guide pillar and shell-like latch endoporus with a position step mode.
Ground pole base is positioned at the top of Plug base, and Plug base drives described L pole latch, N pole latch and shell-like latch to stretch out after outside housing, and the spacing between ground pole base and Plug base is the length of an earth polar latch.Distance between the two when practical application, can make full use of ground pole base and enclosure interior space get the small value, to reduce the volume of this transducer as far as possible.
As preferably, described shell-like latch bottom is provided with grooving.Grooving is used for screwdriver and rotates from outer force.
The invention has the beneficial effects as follows: each part fits cramped construction is reasonable, latch action dexterity in earth polar is stable, and the earth polar latch of male component, has substantive grounding function, and realizes flexible, and applicability is strong.
Accompanying drawing explanation
Fig. 1 is a kind of detonation configuration schematic diagram of the present invention.
Fig. 2 is off position structural representation after one combination of the present invention.
Fig. 3 is a kind of earth polar of the present invention base construction schematic diagram.
Fig. 4 is the main TV structure schematic diagram of ground pole base of Fig. 3 of the present invention.
Fig. 5 is a kind of earth polar of the present invention base embodiment structural representation.
Fig. 6 is that the A-A of Fig. 5 of the present invention is to sectional structure schematic diagram.
Fig. 7 is a kind of shell-like latch structure schematic diagram of the present invention.
Fig. 8 is the sectional structure schematic diagram of Fig. 7 of the present invention.
Fig. 9 is a kind of shell-like latch sheet wedge angle example structure schematic diagram of the present invention.
Figure 10 is a kind of positive stop spring plate structural representation of the present invention.
Figure 11 is another kind of positive stop spring plate example structure schematic diagram of the present invention.
Figure 12 is a kind of guide pillar structure schematic diagram of the present invention.
Figure 13 is a kind of guide pillar rotary actuation sheet example structure schematic diagram of the present invention.
Figure 14 is a kind of operating key plate structure schematic diagram of the present invention.
Figure 15 is that one of the present invention has grounding function working state structure schematic diagram.
Figure 16 is a kind of three pole retracted state sectional structure schematic diagrames of the present invention.
Figure 17 is a kind of plug-assembly structural representation of the present invention.
Figure 18 is a kind of jack assemblies structural representation of the present invention.
Figure 19 is a kind of plug bush structure schematic diagram of the present invention.
In figure: 1. go up shell, 2. pole base, 201. inclined-planes, 202. joint pins, 203. wedge angles, 204. sheet driving bodies, 3. guide pillar, 301. post wedge angles, 302. elasticity salient points, 303. post inclined-planes, 304. rotary actuation sheets, 4. operating key plate, 5. Plug base, 6. positive stop spring plate, 601. spacing salient points, 602. compound shell fragments, 7. shell-like latch, 701. pin wedge angles, 702. pin inclined-planes, 703. groovings, 704. limited steps, 705. wedge angles, 8. lower casing, 9. sleeve, 10. plug-assembly, 1001. action bars, 11. jack assemblies.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
A kind of telescopic earth polar of the present embodiment latch transducer, see Fig. 1, Fig. 2, form housing by the upper shell 1 cooperatively interacted and lower casing 8, upper shell 1 and the outer junction of lower casing 8 are respectively equipped with pole pin socket, and lower casing 8 sidewall bodies is provided with chute.
In housing, upper shell 1 one end is provided with ground pole base 2, ground pole base 2 is provided with sleeve 9 and earth polar latch, on shell, corresponding sleeve 9 is provided with jack, the shell-like latch 7 that earth polar latch is comprised a guide pillar 3 and coordinated with guide pillar by centre bore, as shown in Fig. 3, Fig. 4 and Figure 18, Plug base 5 is positioned at the below of ground pole base 2, and Plug base 5 is provided with the through hole matched with earth polar latch, and the distance between Plug base 5 and ground pole base 2 is about the length of an earth polar latch.
Plug base 5 is provided with a guide through hole, shell-like latch 7 is housed in this through hole, the epimere of shell-like latch 7 has centre bore, guide pillar 3 is from the upper end plug-in mounting of shell-like latch 7, wherein guide pillar 3 upper end is fixed on ground pole base 2, guide pillar 3 bottom is provided with elasticity salient point 302, and shell-like latch 7 can move up and down along guide pillar 3.
Be provided with the driving mechanism driving the rotary motion of shell-like latch between the top of shell-like latch 7 and ground pole base 2, and drive shell-like latch 7 spinning reduction by driving mechanism; Or be provided with the driving mechanism driving shell-like latch 7 rotary motion between the top of the top of shell-like latch 7 and guide pillar 3, and drive shell-like latch 7 spinning reduction by driving mechanism.Following structure comprises any one statement not to the restriction of two kinds of modes.
At the guide through hole position of Plug base 5, positive stop spring plate 6 is set, and limited step 704 is set on the outer wall of shell-like latch 7, and on shell-like latch 7 outer wall, only having two symmetrical positions to be provided with limited step 704, limited step 704 coordinates with two parallel contact pin of positive stop spring plate 6.When shell-like latch 7 retraction converter inside, after the rotary actuation inclined-plane engagement on ground pole base 2 and shell-like latch 7, this part limited step 704 is in same direction all the time with the position of positive stop spring plate 6.
Particularly, U-shaped positive stop spring plate 6 is provided with in the guide through hole that Plug base 5 coordinates with shell-like latch 7, positive stop spring plate 6 liang of parallel contact pin are provided with a pair symmetrical spacing salient point 601, as shown in Figure 10, spacing salient point 601 interlocks with the limited step 704 on the outer wall of shell-like latch 7, when positive stop spring plate 6 loads in Plug base 5, be held on ground pole socket latch by spacing salient point 601.
Limited step 704 only has two symmetric points positions to be provided with on shell-like latch 7, and limited step 704 lower end is connected by inclined-plane with shell-like latch 7 damaged surface, makes positive stop spring plate 6 smoothly by limited step 704.As shown in Figure 7, Figure 8, two parts limited step 704 drives the driving mechanism of shell-like latch rotary motion corresponding with being provided with on ground pole base 2 and shell-like latch 7, is namely obtained the cooperation position of a positive stop spring plate and limited step by rotation right angle.Rotary power driving mechanism on shell-like latch 7 is positioned at the pointed part (by drive surface) of its head, corresponding, and the driving mechanism of the driving shell-like latch rotary motion on ground pole base 2 is the triangular ramp in guide pillar 3 or ground pole base 2, and both cooperatively interact.By driving the driving mechanism of shell-like latch rotary motion when shell-like latch 7 retraction converter inside, make shell-like latch 7 automatically realize rotating, the limited step 704 on postrotational shell-like latch 7 is positioned at again same direction with positive stop spring plate 6.
Between Plug base 5 and ground pole base 2, operating key plate 4 is housed, as shown in figure 14, Plug base 5 is connected with operating key plate 4 buckle-type operating key plate 4 structure, and Plug base 5 is provided with the action bars 1001 stretching out lower casing 8, as shown in figure 17.Operating key plate 4 is for polarized plug pedestal, and when L, N pole pin is retracted, Plug base 5 and operating key plate 4 are combined by mutual snap, and are provided with guide post on operating key plate 4, ensures that Plug base 5 forward moves.
Drive the formation of the driving mechanism of shell-like latch rotary motion: cooperatively interacted by ground pole base 2 and shell-like latch 7 and form the basic structure of rotary motion driving mechanism, one of them part is provided with rotary actuation inclined-plane, another part arranges wedge angle, and interworking is arranged.
If pressing shell-like latch 7, positive stop spring plate 6 flicks by limited step 704 with gradient under force, shell-like latch 7 just can slide along guide pillar 3, thus be retracted into plug inside, formed and there is no the product of earth polar latch, thus realize same plug-assembly and go for having the socket of earth polar jack and there is no the socket of earth polar jack.
Further specification is done to section components below.
Ground pole base 2 embodiment one and matching component thereof, as shown in Figure 3, Figure 4, ground pole base 2 arranges an inclined-plane 201 with shell-like latch 7 top matching part, and the top on seat inclined-plane 201 is provided with a wedge angle 203, and arranges joint pin 202 in two angular positions for fixing with lower casing 8.Corresponding, guide pillar 3 upper end is provided with the driving mechanism that two are symmetrically distributed in the driving shell-like latch rotary motion of guide pillar circular surfaces, and as shown in figure 12, drive the driving mechanism of shell-like latch rotary motion to comprise post inclined-plane 303, lower end, post inclined-plane 303 is post wedge angle 301.As shown in Figure 7, Figure 8, the bottom of shell-like latch 7 is provided with grooving 703 to shell-like latch 7, and top is provided with pin wedge angle 701, and pin wedge angle 701 is positioned at the top, pin inclined-plane 702 of two waists triangular in shape.
Ground pole base 2 embodiment two and matching component thereof, as shown in Figure 5, Figure 6, ground pole base 2 arranging sheet driving body 204 with shell-like latch 7 top matching part, is cooperatively interact with rectangular sheet structure to be formed rotary actuation face.Corresponding, the top of shell-like latch 7 is provided with sheet wedge angle 705, and guide pillar 3 upper end is provided with the rotary actuation face that two are symmetrically distributed in guide pillar circular surfaces, and as shown in figure 13, rotary actuation face is the rotary actuation sheet 304 being distributed in guide pillar circular surfaces.
Figure 10 is a kind of example structure schematic diagram of positive stop spring plate 6, takes the shape of the letter U, and U-shaped coupling part can be carried out multiple bending to increase structural strength, and U-shaped arranges spacing salient point 601 inside symmetrical two sides.
Figure 11 is the another kind of example structure schematic diagram of positive stop spring plate 6, takes the shape of the letter U, and two Symmetry Edges are as flexure strip, inwardly turn on one's side and tear formation two parallel surfaces open in flexure strip end, form compound shell fragment 602, compound shell fragment is provided with spacing salient point 601, ensures shell fragment useful life and does not lose efficacy.
Using method one: Plug base 5 is skidded off from this product (abbreviation transducer) by action bars 1001, pole pin is exposed and fix in position, when not needing earth polar latch, rotate shell-like latch 7 certain angle (angular range is 45 ° ~ 135 °) by hand, the limited step 704 of shell-like latch 7 was lost efficacy with positive stop spring plate 6, press shell-like latch 7 gently, be the two poles of the earth plug converter, be applicable to respective country two pole socket.When shell-like latch 7 is pressed, the wedge angle of shell-like latch 7 head contacts with the triangular ramp be positioned on guide pillar 3 or ground pole base 2, after shell-like latch 7 is stressed, inclined-plane slides and rotates, until the limited step 704 on shell-like latch 7 is consistent with positive stop spring plate 6 direction, realize the spinning reduction of shell-like latch 7, when Plug base 5 pushes back in product, limited step 704 fastens with positive stop spring plate 6 again, when Plug base 5 being skidded off from transducer next time, the limited step 704 of shell-like latch 7 blocks with regard to limited shell fragment 6, not needing user again to operate just can make transducer have earth polar latch, see Figure 15, Figure 16, use and so forth.
Using method two: Plug base 5 is skidded off from transducer by action bars 1001, pole pin is exposed and fix in position, when not needing earth polar latch, pressing shell-like latch 7, positive stop spring plate flicks by limited step 704 with gradient under force, shell-like latch 7 just can slide along guide pillar 3, thus is retracted into converter inside, forms the plug not having earth polar latch.When Plug base 5 pushes back in transducer, limited step 704 fastens with positive stop spring plate 6 again, next time, when being skidded off from transducer by Plug base 5, the limited step 704 of shell-like latch 7 blocked with regard to limited shell fragment 6, does not need user again to operate and just can make it have earth polar latch.And so forth.
Further, this product launches to use as multinational transducer, and enclosure is designed to two spaces, and the upper space of shell arranges jack assemblies 11, and lower space is provided with the plug-assembly 10 of multiple country variant standard.Wherein, jack assemblies 11 comprises sleeve seat and is arranged on the sleeve 9 in sleeve seat, and as shown in Figure 18,19, on shell, corresponding sleeve 9 is provided with jack, to insert for plug.Plug-assembly 10 comprises multipurpose plug pedestal, and multipurpose plug pedestal is fixed with L, N pole latch and action bars 1001, as shown in figure 17, shell corresponding plug assembly 10 is provided with through hole, to make the earth polar latch on plug-assembly 10 can stretch out from inside, action bars 1001 is used for stirring multipurpose plug pedestal and latch can be driven to stretch out from inside.For the ground pole base of multinational transducer, can be independent design, sleeve seat also can be adopted as ground pole base.
Multinational transducer using method one: plug-assembly 10 is contained in the lower space of enclosure at the beginning completely, plug-assembly 10 is driven to move downward when needs use by stirring action bars 1001, earth polar latch is stretched out from inside, and is that there is L, N pole and earth polar latch after stretching out simultaneously.When not needing earth polar latch, rotate earth electrode latch angle (angular range is 45 ° ~ 135 °) by hand, the limited step of earth polar latch and positive stop spring plate were lost efficacy, presses earth electrode latch gently, be now the two poles of the earth plug, be applicable to respective country two pole socket.When earth polar latch is pressed, the wedge angle of earth electrode latch head contacts with the triangular ramp be positioned on guide pillar or pedestal, after earth electrode latch is stressed, inclined-plane slides, until the limited step on earth electrode latch is consistent with positive stop spring plate direction, realize the spinning reduction of earth polar latch, if user needs the plug using band earth polar latch, only needing to stir action bars 1001 is recovered in the inner space of shell by plug-assembly, make limited step and the spacing connection of positive stop spring plate, and then stir action bars 1001 and promote plug-assembly downwards, latch can be stretched out from inside, plug-assembly just can be made to have L simultaneously, N pole and earth polar latch.
Multinational transducer using method two: plug-assembly 10 is contained in the lower space of enclosure at the beginning completely, plug-assembly is driven to move downward when needs use by stirring action bars 1001, electrode latch can be stretched out from inside, and be that there is L, N pole and earth polar latch after stretching out simultaneously.When not needing earth polar latch, pressing earth electrode latch, makes the limited step of earth electrode latch be strutted by positive stop spring plate, spacing inefficacy, in earth electrode latch retract product, is now the two poles of the earth plug, is applicable to respective country two pole socket.If user needs the plug using band earth polar latch, only need to stir the inner space that plug-assembly is recovered to shell by action bars 1001, limited step and positive stop spring plate are fastened and connected, and then stir action bars and promote plug-assembly downwards, latch can be stretched out from inside, plug-assembly just can be made simultaneously to have L, N pole and earth polar latch.
Above-described embodiment is to explanation of the present invention, is not limitation of the invention, anyly all belongs to protection scope of the present invention to the structure after simple transformation of the present invention, method.
Claims (14)
1. a telescopic earth polar latch transducer, comprises housing, sleeve (9), be positioned at the Plug base (5) of housing, pole base (2), it is characterized in that described ground pole base is provided with earth polar latch, ground pole base is positioned at the top of Plug base; Plug base is provided with L pole latch, N pole latch, and is provided with the through hole matched with earth polar latch; Described earth polar latch comprises shell-like latch (7), and shell-like latch upper end and endoporus arrange guide pillar (3), and guide pillar is fixed on ground pole base and also keeps conducting with shell-like latch, and shell-like latch slides up and down along guide pillar and passes described through hole; Described Plug base is slidably arranged in housing, and the slip of described Plug base drives described L pole latch, N pole latch and shell-like latch to stretch out outside housing.
2. one according to claim 1 telescopic earth polar latch transducer, is characterized in that:
Be provided with the driving mechanism driving the rotary motion of shell-like latch between the top of described shell-like latch and ground pole base, and drive shell-like latch spinning reduction by described driving mechanism; Or
Be provided with the driving mechanism driving the rotary motion of shell-like latch between the top of described shell-like latch and the top of guide pillar, and drive shell-like latch spinning reduction by described driving mechanism.
3. one according to claim 2 telescopic earth polar latch transducer, it is characterized in that, described Plug base through hole position is provided with positive stop spring plate (6), portion on shell-like latch outer wall is provided with limited step (704), and when shell-like latch (7) retraction converter inside, after driving shell-like latch spinning reduction by described driving mechanism, the position of the limited step that this shell-like latch upper part is arranged and positive stop spring plate is in same direction.
4. one according to claim 2 telescopic earth polar latch transducer, it is characterized in that described driving mechanism is the drive surface of design in pairs, described drive surface comprises the rotary actuation inclined-plane that one of them part is arranged, and coordinating with rotary actuation inclined-plane that another part is arranged by drive surface.
5. one as claimed in any of claims 2 to 4 telescopic earth polar latch transducer, it is characterized in that described driving mechanism comprises to be arranged on shell-like latch (7) top and to be provided with pin wedge angle (701), pin wedge angle is positioned at pin inclined-plane (702) top of two waists triangular in shape.
6. one according to claim 5 telescopic earth polar latch transducer, it is characterized in that described driving mechanism comprises and be arranged on the seat inclined-plane (201) that on ground pole base, (2) coordinate with shell-like latch (7) top, the top on seat inclined-plane is provided with a wedge angle (203).
7. one as claimed in any of claims 2 to 4 telescopic earth polar latch transducer, it is characterized in that two rotary actuation inclined-planes being symmetrically distributed in guide pillar circular surfaces that described driving mechanism comprises guide pillar (3) upper end and arranges, rotary actuation inclined-plane comprises post inclined-plane (303), and lower end, post inclined-plane is post wedge angle (301).
8. one according to claim 7 telescopic earth polar latch transducer, is characterized in that described guide pillar (3) upper end is provided with the rotary actuation sheet (304) that two are symmetrically distributed in guide pillar circular surfaces.
9. one according to claim 1 telescopic earth polar latch transducer, is characterized in that, described Plug base through hole position is provided with positive stop spring plate (6), and the outer wall of shell-like latch (7) is provided with limited step (704).
10. one according to claim 9 telescopic earth polar latch transducer, is characterized in that described limited step (704) lower end is connected by inclined-plane with shell-like latch (7) damaged surface.
11. one telescopic earth polar latch transducers according to claim 3 or 9, is characterized in that described positive stop spring plate (6) is U-shaped structure, and two Symmetry Edges of U-shaped are as flexure strip, inwardly turn on one's side to tear open and form compound shell fragment (602) in flexure strip end.
12. one telescopic earth polar latch transducers according to claim 1 or 2 or 3 or 4 or 9 or 10, is characterized in that described guide pillar (3) bottom is provided with elasticity salient point (302).
13. one telescopic earth polar latch transducers according to claim 1 or 2 or 3 or 4 or 9 or 10, it is characterized in that described ground pole base (2) is positioned at the top of Plug base (5), Plug base drives described L pole latch, N pole latch and shell-like latch to stretch out after outside housing, and the spacing between ground pole base and Plug base is the length of an earth polar latch.
14. one telescopic earth polar latch transducers according to claim 1 or 2 or 3 or 4 or 9 or 10, is characterized in that described shell-like latch (7) bottom is provided with grooving (703).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510602748.3A CN105261907B (en) | 2015-09-21 | 2015-09-21 | A kind of telescopic earth polar latch converter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510602748.3A CN105261907B (en) | 2015-09-21 | 2015-09-21 | A kind of telescopic earth polar latch converter |
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| CN105261907A true CN105261907A (en) | 2016-01-20 |
| CN105261907B CN105261907B (en) | 2017-07-28 |
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| CN201510602748.3A Active CN105261907B (en) | 2015-09-21 | 2015-09-21 | A kind of telescopic earth polar latch converter |
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Cited By (6)
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| CN106099580A (en) * | 2016-07-30 | 2016-11-09 | 何子瀚 | Biphase three-phase Changeover plug |
| CN106450998A (en) * | 2016-11-11 | 2017-02-22 | 公牛集团有限公司 | Plug structure and multinational converter containing same |
| WO2017080508A1 (en) * | 2015-11-11 | 2017-05-18 | 公牛集团有限公司 | Travel adapter |
| CN110098546A (en) * | 2019-05-30 | 2019-08-06 | 公牛集团股份有限公司 | A kind of converter |
| WO2020239106A1 (en) * | 2019-05-30 | 2020-12-03 | 公牛集团股份有限公司 | Converter |
| CN116031687A (en) * | 2023-03-28 | 2023-04-28 | 公牛集团股份有限公司 | Protection door assembly and socket |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017080508A1 (en) * | 2015-11-11 | 2017-05-18 | 公牛集团有限公司 | Travel adapter |
| US10686285B2 (en) | 2015-11-11 | 2020-06-16 | Gongniu Group Co., Ltd. | Travel adapter with integrated plugs meeting different plug standards |
| CN106099580A (en) * | 2016-07-30 | 2016-11-09 | 何子瀚 | Biphase three-phase Changeover plug |
| CN106450998A (en) * | 2016-11-11 | 2017-02-22 | 公牛集团有限公司 | Plug structure and multinational converter containing same |
| CN110098546A (en) * | 2019-05-30 | 2019-08-06 | 公牛集团股份有限公司 | A kind of converter |
| WO2020239106A1 (en) * | 2019-05-30 | 2020-12-03 | 公牛集团股份有限公司 | Converter |
| JP2022504512A (en) * | 2019-05-30 | 2022-01-13 | 公牛集団股▲ふん▼有限公司 | Conversion connector |
| JP7025599B2 (en) | 2019-05-30 | 2022-02-24 | 公牛集団股▲ふん▼有限公司 | Conversion connector |
| US11398708B2 (en) | 2019-05-30 | 2022-07-26 | Gongniu Group Co., Ltd. | Converter |
| CN116031687A (en) * | 2023-03-28 | 2023-04-28 | 公牛集团股份有限公司 | Protection door assembly and socket |
| CN116031687B (en) * | 2023-03-28 | 2023-06-02 | 公牛集团股份有限公司 | Protection door assembly and socket |
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|---|---|
| CN105261907B (en) | 2017-07-28 |
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