CN203119164U - Safety plug structure and safety-enhanced power supply utilizing same - Google Patents
Safety plug structure and safety-enhanced power supply utilizing same Download PDFInfo
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- CN203119164U CN203119164U CN 201320003574 CN201320003574U CN203119164U CN 203119164 U CN203119164 U CN 203119164U CN 201320003574 CN201320003574 CN 201320003574 CN 201320003574 U CN201320003574 U CN 201320003574U CN 203119164 U CN203119164 U CN 203119164U
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- groove
- insulating body
- plug structure
- guiding mechanism
- safety plug
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Abstract
Disclosed are a safety plug structure and a safety-enhanced power supply utilizing the same. The safety plug structure comprises an upper shell, a lower shell and a pin telescoping structure located between the upper shell and the lower shell. The pin telescoping structure comprises at least two parallel metal pins which are disposed at an interval of a preset distance. The metal pins are fixed on an insulating body. A push-pull member which is parallel with the metal pins and used for pushing out or pulling back the metal pins is disposed on one side of the insulating body. At least one first guide mechanism is disposed between the upper bottom of the insulating body and the upper shell inner wall of the upper shell. At least one second guide mechanism is disposed between the lower bottom of the insulating body and the lower shell inner wall of the lower shell. The safety plug structure has the advantages that the safety plug structure can be pushed and pulled laterally, and pins of a plug can extend out freely without rotation. The safety-enhanced power supply utilizing the safety plug structure is safe and reliable to use.
Description
Technical field
The utility model relates to a kind of safety plug structure and strengthens the fail safe power supply.
Background technology
The pin of existing plug and the connected mode between the header body, conclude get up to have following several, a kind of be between pin and the header body of plug for fixedlying connected formula, this is the most frequently used a kind of plug, but the insecurity that this plug exists is apparent; The secondth, be folding between the pin of plug and the header body, namely pin can be folded in the preformed groove on the header body when not using, and improves portability and the fail safe of plug; The 3rd class is that the pin of plug can be flexible with respect to header body, be referred to as the extension type plug, as the disclosed a kind of hand propelled plug of Chinese patent literature CN201352605, the header body that is distributed with two conductive metal sheets that comprises symmetry, the end that described conductive metal sheet is positioned at header body inside links to each other with a pull bar in header body inside, and the described pull bar other end is given prominence to the surface in header body.When plug insertion socket, pull bar is shifted onto foremost, allow conductive metal sheet be exposed to the outside of header body.When plug is pulled up from socket, pull bar is shifted onto rearmost end, allow conductive metal sheet be hidden into the inside of header body, at this moment header body can play a protective role to conductive metal sheet.Normally, the pull bar of this telescopic plug acts on the mid point between two pins, can stretch out reposefully and regain in jack body to guarantee two pins, therefore, one distal process of the pull bar of this plug goes out the surface in header body, or upper surface, or lower surface.This pull bar is acted on mid point between two pins in the industry, and a distal process of pull bar goes out the structure on the surface of header body, be referred to as the front push-pull configuration.Theoretically, also having a kind of active force with pull bar is not the mid point that puts between two pins, but put on the side of any one pin in two pins, this structure is referred to as the side push-pull configuration, this structure is almost no one's use in actual life, this be because this structure in the process that push-and-pull two pins in side rise or descend, part thrust or pulling force can produce a cross component force, when this cross component force acts on two pins, can make two pins can produce rotation, be difficult to stretch out or shrink and make two pins become.The Chinese patent literature storehouse still finds no the patent documentation of side push-pull configuration plug openly by retrieval.
The utility model content
The purpose of this utility model is at the problems referred to above, but provides the push-and-pull of a kind of side to society, and the pin of plug stretches out freedom, and pin does not produce the safety plug structure of rotation.
The utility model also provides a kind of enhancing fail safe power supply that uses described safety plug structure.
The technical solution of the utility model is: a kind of safety plug structure is provided, comprise upper shell, lower house and the pin telescoping mechanism between upper shell and lower house, described pin telescoping mechanism comprises the metal insert of two parallel predeterminable ranges of being separated by at least, described metal insert is fixedly installed on the insulating body, be provided with in a side of described insulating body and be parallel to described metal insert and be used for pull-push piece that metal insert is released or regained, between the upper casing inwall of the upper bottom surface of described insulating body and described upper shell, be provided with first guiding mechanism at least, and between the lower casing inwall of the bottom surface of described insulating body and described lower house, be provided with second guiding mechanism at least.
As to improvement of the present utility model, described first guiding mechanism is to be arranged at first groove on the upper bottom surface of described insulating body and to be arranged at first sliver on the upper casing inwall of described upper shell, and described first sliver is inserted in described first groove; Perhaps described first guiding mechanism is to be arranged at first sliver on the upper bottom surface of described insulating body and to be arranged at first groove on the upper casing inwall of described upper shell, and described first sliver is inserted in described first groove.
As to improvement of the present utility model, described second guiding mechanism is to be arranged at second groove on the bottom surface of described insulating body and to be arranged at second sliver on the lower casing inwall of described lower house, and described second sliver is inserted in described second groove; Perhaps described second guiding mechanism is to be arranged at second sliver on the bottom surface of described insulating body and to be arranged at second groove on the lower casing inwall of described lower house, and described second sliver is inserted in described second groove.
As to improvement of the present utility model, be provided with the 3rd groove at the upper bottom surface of described pull-push piece, the side of described the 3rd groove and described upper shell constitutes the 3rd guiding mechanism.
As to improvement of the present utility model, be provided with the 4th groove at the bottom surface of described pull-push piece, the side of described the 4th groove and described lower house constitutes the 4th guiding mechanism.
As to improvement of the present utility model, be provided with the 3rd groove at the upper bottom surface of described pull-push piece, the side of described the 3rd groove and described upper shell constitutes the 3rd guiding mechanism; Bottom surface in described pull-push piece is provided with the 4th groove, and the side of described the 4th groove and described lower house constitutes the 4th guiding mechanism.
As to improvement of the present utility model, be provided with the push button buckle at the lateral surface of described pull-push piece, an end of described push button buckle is perpendicular to described metal insert, and flexibly connects with described pull-push piece, and the other end of described push button buckle extends to the outside of lower house.
As to improvement of the present utility model; comprise that also pin protection housing comprises a substrate; extend to form a floor space on one side direction of described substrate less than the box body that is used for holding described metal insert and insulating body of area of base; lead between described insulating body and the described box body and be slidingly matched; the upper casing inwall of described substrate and described upper shell, and and the lower casing inwall of lower house between lead and be slidingly matched.
The utility model also provides a kind of enhancing fail safe power supply that has above-mentioned safety plug structure.
Power supply described in the utility model is portable power source or power supply adaptor.
But the utlity model has the side push-and-pull, and the pin of plug stretches out freedom, and pin do not produce the advantage of rotation, the power supply that utilizes the utility model to do has safe and reliable advantage.
Description of drawings
Fig. 1 is the three-dimensional decomposition texture schematic diagram of a kind of embodiment of the utility model.
Fig. 2 is the three-dimensional decomposition texture schematic diagram of the pin telescoping mechanism among Fig. 1.
Fig. 3 is the structural representation at another visual angle of Fig. 2.
Fig. 4 is the decomposition texture schematic diagram after the part of Fig. 1 makes up.
Fig. 5 is that another of Fig. 1 looked the decomposition texture schematic diagram of solution.
Fig. 6 to Fig. 8 is the different status architecture schematic diagrames that use of three kinds after Fig. 1 complete combination.
Embodiment
Please join Fig. 1 to Fig. 5, what Fig. 1 to Fig. 5 disclosed is a kind of safety plug structure, comprise upper shell 1, lower house 2 and the pin telescoping mechanism 3 between upper shell 1 and lower house 2, described pin telescoping mechanism 3 comprises that at least the metal insert 31(of two parallel predeterminable ranges of being separated by is obvious, structure disclosed in the utility model also is suitable for 3-phase plug), described metal insert 31 is fixedly installed on the insulating body 32, be provided with in a side of described insulating body 32 and be parallel to described metal insert 31 and be used for pull-push piece 33 that metal insert 31 is released or regained, at least being provided with what adopt in first a guiding mechanism 34(the utility model between the upper casing inwall 11 of the upper bottom surface 321 of described insulating body 32 and described upper shell 1 is two first guiding mechanisms 34 that structure is identical), and to be provided with what adopt in second a guiding mechanism 35(the utility model between the lower casing inwall 21 of the bottom surface 322 of described insulating body 32 and described lower house 2 at least be two second guiding mechanisms 35 that structure is identical).In the present embodiment, described first guiding mechanism 34 is to be arranged at first groove 341 on the upper bottom surface 321 of described insulating body 32 and to be arranged at the first sliver 111(on the upper casing inwall 11 of described upper shell 1 referring to Fig. 5), described first sliver 111 is inserted in described first groove 341; Certainly, described first guiding mechanism 34 also can arrange conversely, be that described first guiding mechanism 34 can be to be arranged at first sliver on the upper bottom surface 321 of described insulating body 32 and to be arranged at first groove on the upper casing inwall 11 of described upper shell 1, described first sliver is inserted in described first groove.In the present embodiment, described second guiding mechanism 35 is to be arranged at second groove 342 on the bottom surface 322 of described insulating body 32 and to be arranged at second sliver 112 on the lower casing inwall 21 of described lower house 2, and described second sliver 112 is inserted in described second groove 342; Obviously, described second guiding mechanism also can arrange conversely, be that described second guiding mechanism 35 is to be arranged at second sliver on the bottom surface 322 of described insulating body 32 and to be arranged at second groove on the lower casing inwall 21 of described lower house 2, described second sliver is inserted in described second groove.
In the utility model, be provided with the 3rd groove 332 at the upper bottom surface 331 of described pull-push piece 33, described the 3rd groove 332 constitutes the 3rd guiding mechanism with the side 12 of described upper shell 1; Bottom surface 333 in described pull-push piece 33 is provided with the 4th groove 334, and described the 4th groove 334 constitutes the 4th guiding mechanism with the side 22 of described lower house 2.
In the utility model, lateral surface 335 in described pull-push piece 33 is provided with push button buckle 336, one end of described push button buckle 336 is perpendicular to described metal insert 31, and flexibly connect with described pull-push piece 33, the other end of described push button buckle 336 extends to the outside of lower house 2, between described lateral surface 335 and described push button buckle 336, be provided with first back-moving spring 337, described first back-moving spring 337 is enclosed within on first spring guide pillar 338, both sides also respectively be provided with a lug 339 at described push button buckle about in the of 336, be used for the location after push button buckle 336 is moved into place, for the convenience of push-and-pull and comfortable, also be provided with one pushes away and pulls out knob 5 in the outside of described push button buckle 336, during use, inwardly press to push away and pull out knob 5, and then upwards push away or pull down to push away and pull out knob 5, after putting in place, unclamp to push away and pull out knob 5, under the effect of first back-moving spring 337, push away and pull out knob 5 and be positioned in the precalculated position by lug 339.
The utility model comprises that also pin protection housing 4 comprises a substrate 41, extend to form a floor space on one side direction of described substrate 41 less than the box body 42 that is used for holding described metal insert 31 and insulating body 32 of substrate 41 areas, lead between described insulating body 32 and the described box body 42 and be slidingly matched, the upper casing inwall 11 of described substrate 41 and described upper shell 1, and and the lower casing inwall 21 of lower house 2 between lead and be slidingly matched; The direction away from box body 42 in described substrate 41 is provided with two return hooks 43; In described box body 42, be provided with second spring guide pillar 44, be with second return spring 45 at described second spring guide pillar 44, when described pin telescoping mechanism 3 is upwards released, pass containment vessel body opening 23 on lower house 2 end faces at described pin protection housing 4 under the acting in conjunction of described insulating body 32 and second return spring 45, stretch out in outside the described lower house 2, after described pin protection housing 4 arrives predeterminated position, under the stopping of substrate 41, no longer continue protruding, at this moment, described metal insert 31 can continue to stretch out in outside the pin protection housing 4 along the metal insert hole 46 of pin protection housing 4, is used for being connected with socket; When needs were regained metal insert 31, to retraction, behind insulating body 32 retraction certain distances, insulating body 32 acted on two return hooks 43, protects housing 4 to take back in the shell pin with insulating body 32 times; In the present embodiment, guiding between described insulating body 32 and the described box body 42 is slidingly matched, be to adopt groove and cooperating of sliver to realize that its structure is identical with the structure of first guiding mechanism 34 recited above and second guiding mechanism 35, repeats no more here; Same, the upper casing inwall 11 of described substrate 41 and described upper shell 1, and and the lower casing inwall 21 of lower house 2 between lead and be slidingly matched, what adopt also is groove and the realization that cooperates of sliver, its structure is identical with the structure of first guiding mechanism 34 recited above and second guiding mechanism 35, also repeats no more here.On the sidewall of described pin protection housing 4, be provided with avoiding hollow groove 47 in addition.
For the appearance effect of integral body, the utility model also comprises an overcoat 6, and described overcoat 6 is enclosed within on the box body that described upper shell 1 and lower house 2 fasten, and at this moment, described pushing away pulled out knob 5 and protruded from outside the side of described overcoat 6, uses for the user.
See also Fig. 6 to Fig. 8, Fig. 6 to Fig. 8 is the different status architecture schematic diagrames that use of three kinds after Fig. 1 complete combination.Figure 6 shows that the portable state when not using, Fig. 7 is that the utility model is released state fully, and Fig. 8 is after the utility model inserts socket (socket does not draw), the state behind pin protection housing 4 retractions.
The utility model also provides a kind of enhancing fail safe power supply 100 with above-mentioned safety plug structure.
In the utility model, described power supply is according to the difference of circuit, can be designed to portable power source or power supply adaptor etc., physical circuit can be contained in by in the box body that constitutes behind described upper shell 1 and lower house 2 fastenings, the output of circuit can be adopted the USB flash disk output interface, also can adopt other output interface etc., decide according to user or market demand.
Claims (2)
1. safety plug structure, comprise upper shell (1), lower house (2) and be positioned at upper shell (1) and lower house (2) between pin telescoping mechanism (3), it is characterized in that: described pin telescoping mechanism (3) comprises the metal insert (31) of two parallel predeterminable ranges of being separated by at least, described metal insert (31) is fixedly installed on the insulating body (32), be provided with in a side of described insulating body (32) and be parallel to described metal insert (31) and be used for pull-push piece (33) that metal insert (31) is released or regained, between the upper casing inwall (11) of the upper bottom surface (321) of described insulating body (32) and described upper shell (1), be provided with first guiding mechanism (34) at least, and between the lower casing inwall (21) of the bottom surface (322) of described insulating body (32) and described lower house (2), be provided with second guiding mechanism (35) at least.
2. safety plug structure as claimed in claim 1, it is characterized in that: described first guiding mechanism (34) is first sliver (111) on first groove (341) on the upper bottom surface (321) that is arranged at described insulating body (32) and the upper casing inwall (11) that is arranged at described upper shell (1), and described first sliver (111) is inserted in described first groove (341); Perhaps described first guiding mechanism (34) is first groove on first sliver on the upper bottom surface (321) that is arranged at described insulating body (32) and the upper casing inwall (11) that is arranged at described upper shell (1), and described first sliver is inserted in described first groove.
3, safety plug structure as claimed in claim 1 or 2, it is characterized in that: described second guiding mechanism (35) is second sliver (112) on second groove (342) on the bottom surface (322) that is arranged at described insulating body (32) and the lower casing inwall (21) that is arranged at described lower house (2), and described second sliver (112) is inserted in described second groove (342); Perhaps described second guiding mechanism (35) is second groove on second sliver on the bottom surface (322) that is arranged at described insulating body (32) and the lower casing inwall (21) that is arranged at described lower house (2), and described second sliver is inserted in described second groove.
4, safety plug structure as claimed in claim 1 or 2, it is characterized in that: the upper bottom surface (331) in described pull-push piece (33) is provided with the 3rd groove (332), and described the 3rd groove (332) constitutes the 3rd guiding mechanism with the side (12) of described upper shell (1).
5, safety plug structure as claimed in claim 1 or 2, it is characterized in that: the bottom surface (333) in described pull-push piece (33) is provided with the 4th groove (334), and described the 4th groove (334) constitutes the 4th guiding mechanism with the side (22) of described lower house (2).
6, safety plug structure as claimed in claim 1 or 2, it is characterized in that: the upper bottom surface (331) in described pull-push piece (33) is provided with the 3rd groove (332), and described the 3rd groove (332) constitutes the 3rd guiding mechanism with the side (12) of described upper shell (1); Bottom surface (333) in described pull-push piece (33) is provided with the 4th groove (334), and described the 4th groove (334) constitutes the 4th guiding mechanism with the side (22) of described lower house (2).
7, safety plug structure as claimed in claim 1 or 2, it is characterized in that: the lateral surface (335) in described pull-push piece (33) is provided with push button buckle (336), one end of described push button buckle (336) is perpendicular to described metal insert (31), and flexibly connect with described pull-push piece (33), the other end of described push button buckle (336) extends to the outside of lower house (2).
8; safety plug structure as claimed in claim 1 or 2; it is characterized in that: also comprise pin protection housing (4); described pin protection housing (4) comprises a substrate (41); extend to form a floor space on one side direction of described substrate (41) less than the box body (42) that is used for holding described metal insert (31) and insulating body (32) of substrate (41) area; lead between described insulating body (32) and the described box body (42) and be slidingly matched; the upper casing inwall (11) of described substrate (41) and described upper shell (1), and and the lower casing inwall (21) of lower house (2) between lead and be slidingly matched.
9, a kind of enhancing fail safe power supply that has the safety plug structure of any one claim in the claim 1 to 3.
10, enhancing fail safe power supply as claimed in claim 9, it is characterized in that: described power supply is portable power source or power supply adaptor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320003574 CN203119164U (en) | 2013-01-06 | 2013-01-06 | Safety plug structure and safety-enhanced power supply utilizing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320003574 CN203119164U (en) | 2013-01-06 | 2013-01-06 | Safety plug structure and safety-enhanced power supply utilizing same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203119164U true CN203119164U (en) | 2013-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320003574 Expired - Fee Related CN203119164U (en) | 2013-01-06 | 2013-01-06 | Safety plug structure and safety-enhanced power supply utilizing same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203119164U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103022786A (en) * | 2013-01-06 | 2013-04-03 | 深圳市睿德电子实业有限公司 | Safety plug structure and safety-enhanced power supply utilizing same |
| CN104393740A (en) * | 2014-11-20 | 2015-03-04 | 广东欧珀移动通信有限公司 | Power adapter |
-
2013
- 2013-01-06 CN CN 201320003574 patent/CN203119164U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103022786A (en) * | 2013-01-06 | 2013-04-03 | 深圳市睿德电子实业有限公司 | Safety plug structure and safety-enhanced power supply utilizing same |
| CN103022786B (en) * | 2013-01-06 | 2015-07-08 | 深圳市睿德电子实业有限公司 | Safety plug structure and safety-enhanced power supply utilizing same |
| CN104393740A (en) * | 2014-11-20 | 2015-03-04 | 广东欧珀移动通信有限公司 | Power adapter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 Termination date: 20160106 |