CN102280745B - Direct insertion type electric connecting device and socket, wiring board - Google Patents
Direct insertion type electric connecting device and socket, wiring board Download PDFInfo
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- CN102280745B CN102280745B CN201010200691.1A CN201010200691A CN102280745B CN 102280745 B CN102280745 B CN 102280745B CN 201010200691 A CN201010200691 A CN 201010200691A CN 102280745 B CN102280745 B CN 102280745B
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Abstract
The present invention relates to a kind of direct insertion type electric connecting device, comprising: plug, there is header body, be provided with at least two the first hard contacts in the bottom surface of plug; Socket, has base, is provided with at least two the second hard contacts at chassis interior, is provided with and holds out against spring between described base and described hard contact.The invention still further relates to a kind of electric-connected socket and wiring board.The present invention arranges and holds out against spring between base and hard contact, makes hard contact continue to keep enough clamping forces under the pressure holding out against spring, the contact rate between guarantee electrode and the reliability of electrical connection; In yet another embodiment, creepage distance between each hard contact can be improved by arranging insulating barrier in socket between hard contact, making it reach safe distance, avoiding the short circuit between electrode, improving the coefficient of safety of arrangements of electric connection.
Description
Technical field
The present invention relates to arrangements of electric connection, be specifically related to a kind of direct insertion type electric connecting device, and socket, wiring board.
Background technology
All the time, comparatively traditional electric connection mode and arrangements of electric connection are all adopt direct insertion connection, this traditional connected mode realizes and uses all very easy, its structure completes electrical connection by the elasticity of the hard contact self of electrode and conductivity, user is vertically inserted in the electrode hole of socket by hand-held plug, make the hard contact of plug touch the hard contact of socket, and clamp by the hard contact of socket, complete electrical connection with this.
When user needs to disconnect electrical connection, need hand-held plug vertically to be extracted from electrode hole by the hard contact of plug, now the hard contact of plug can overcome the clamping force of the hard contact of socket, departs from connect from the hard contact of socket.
Summary of the invention
In traditional direct insertion type electric connecting device, the hard contact of socket requires the function simultaneously possessing conduction and clamping, inventor notices when arrangements of electric connection is usual after a certain period of use time, flexibility decrease or distortion can be there is in hard contact, be easy to the virtual connection causing hard contact, and then the reliability of impact electrical connection.
In addition, inventor also finds close together between the electrode in traditional direct insertion type electric connecting device, in the electrical equipment being applied in relatively high power or industrial occasions, because power is larger, spark between electrode and easily occur electric arc, cause short circuit, cause device damage, the electric arc of high temperature also can cause component failure or the fusing of arrangements of electric connection, even causes fire.
Based on the above-mentioned technical problem that inventor finds, an object of the present invention is to propose a kind of direct insertion type electric connecting device and socket, wiring board, can solve or improve the reliability of electrical connection problem that direct insertion electric connection mode may occur after a longer time of use.
Based on the above-mentioned technical problem that inventor finds, another object of the present invention proposes a kind of direct insertion type electric connecting device and socket, wiring board, can eliminate the hidden danger of electric shock and fire as far as possible.
For achieving the above object, one aspect of the invention provides a kind of direct insertion type electric connecting device, comprising:
Plug, has header body, is provided with at least two the first hard contacts in the bottom surface of plug;
Socket, has base, is provided with at least two the second hard contacts at chassis interior, is provided with and holds out against spring between described base and described hard contact.
In technique scheme, because hard contact in use for some time flexibility decrease or distortion can occur, but hold out against spring due to its material adopted and helical structure cause its out-of-service time slower than hard contact many, therefore hard contact can be made to continue to keep enough clamping forces under the pressure holding out against spring, the contact rate between guarantee electrode and the reliability of electrical connection.
Preferably, be also provided with insulation system in the base of described socket, described insulation system comprises the insulating barrier of each the second hard contact of isolation, is divided into semi-enclosed absolute electrode storehouse by described insulating barrier by between each second hard contact.The creepage distance between each second hard contact can be improved by insulating barrier, make it reach safe distance, the short circuit that avoiding sparks between electrode causes, improve the coefficient of safety of arrangements of electric connection.
Preferably, in the base of described socket, be also provided with the insulating lid covered on described second hard contact, be divided into closed absolute electrode storehouse by described insulating lid and insulating barrier by between each second hard contact.The creepage distance between each second hard contact can be increased by insulating barrier and insulating lid, it is made to reach safe distance, the short circuit that avoiding sparks between electrode causes, improve the coefficient of safety of arrangements of electric connection, and when switching on and off electrical connection, even if create electric arc, also can be blocked in insulating lid, cannot be jumped out patchhole, thus eliminate the danger of user's electric shock.
Preferably, protective door assembly is also provided with in the base of described socket, described protective door assembly comprises protective cover plate, described protective cover plate has vertically through holding portion, be provided with shield portions in housing section, in a non-operative state, the holding portion of described protective cover plate block by described shield portions, in working order, the holding portion of described protective cover plate not block by described shield portions.Direct insertion type electric connecting device can be made when non operating state by protective door assembly, due to blocking of shield portions, user directly cannot touch the hard contact in electric-connected socket, thus reduces Danger Electric shock risk.In addition, protective door assembly well can also carry out the dust-proof of hard contact in electric-connected socket and avoid foreign matter to fall into socket inside.
Based on technique scheme, one embodiment of the present of invention arrange and hold out against spring between base and hard contact, make hard contact continue to keep enough clamping forces under the pressure holding out against spring, the contact rate between guarantee electrode and the reliability of electrical connection; In yet another embodiment, creepage distance between each hard contact can be improved by arranging insulating barrier in socket between hard contact, making it reach safe distance, avoiding the short circuit between electrode, improving the coefficient of safety of arrangements of electric connection.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the perspective view of the Electric plug with shutter in the present invention one direct insertion type electric connecting device embodiment;
Fig. 2 is the perspective view of the other direction of Fig. 1 plug;
Fig. 3 is the front decomposition texture schematic diagram of the present invention one direct insertion type electric connecting device embodiment.
Fig. 4 is the back side decomposition texture schematic diagram of Fig. 3.
Fig. 5 is the perspective view of the base of electric-connected socket in the present invention one direct insertion type electric connecting device embodiment.
Fig. 6 is the perspective view of the top cover of electric-connected socket in the present invention one direct insertion type electric connecting device embodiment.
Embodiment
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
As shown in Figure 1, be the perspective view of the Electric plug with shutter in the present invention one direct insertion type electric connecting device embodiment.In the present embodiment, the Electric plug with shutter 100 of direct insertion type electric connecting device matches with electric-connected socket, this Electric plug with shutter 100 has header body 104, at least two the first hard contacts are provided with in the bottom surface of header body 104, first hard contact can comprise at least two the first power electrodes, at least one first grounding electrode can also be comprised, first grounding electrode can slightly be longer than the first power electrode, so that when during emergency power off, plug is pulled out, the first grounding electrode can be later than the first power electrode power-off.In the present embodiment, the bottom surface of header body 104 is provided with the hard contact 101 of hard contact 102,103 and first grounding electrode of two the first power electrodes.
As shown in Figure 2, be the perspective view of the other direction of Fig. 1 Electric plug with shutter.First hard contact can adopt flat board, circular cross-section, cylindrical etc.
As shown in Figure 3 and Figure 4, be the decomposition texture schematic diagram of the front and back of the present invention one direct insertion type electric connecting device embodiment.Electric-connected socket comprises top cover 200 and base 300, and top cover 200 is fastened on base 300.Next respectively the structure of base 300 and top cover 200 is described.
As shown in Figure 5, be the structural representation of the base of the electric-connected socket in the present invention one direct insertion type electric connecting device embodiment.At least two the second hard contacts are provided with in base 300 inside.Second hard contact can comprise at least two second source electrodes, and second source electrode vertically inserts the conductive site of electric-connected socket at least two the first power electrodes of Electric plug with shutter, contacts respectively be energized with at least two the first power electrodes.At least one second grounding electrode can also be comprised in base 300, the wherein position of the second grounding electrode before at least one first grounding electrode of Electric plug with shutter is vertically inserted into conductive site, contacts with at least one first grounding electrode of Electric plug with shutter respectively and is energized.
In the present embodiment, the second hard contact comprises two power electrodes, 302,303 and grounding electrode 301.Wherein the grounding electrode 301 ratio power electrode 302 and 303 that can arrange is higher, after Electric plug with shutter inserts electric-connected socket, because grounding electrode 301 is higher, then grounding electrode can be made to connect prior to power electrode.
Be provided with between the internal structure and the second hard contact of the pedestal 304 of base 300 and hold out against spring 305.Second hard contact can adopt a sheet metal, also can adopt two sheet metals.In the embodiment of an employing sheet metal, hold out against spring 305 by the insulation system of this sheet metal top to socket inside, the hard contact of Electric plug with shutter is inserted into space between sheet metal and insulation system to complete electrical connection.
In the embodiment of employing two sheet metals, Fig. 5 also shows this situation, the hard contact of Electric plug with shutter is inserted into the space that formed between two sheet metals to complete electrical connection, is wherein arranged on to hold out against the clamping force that spring 305 can realize between sheet metal between two sheet metals and socket internal structure.Flexibility decrease or distortion can be there is in use for some time in the hard contact of the electric-connected socket of arrangements of electric connection, but hold out against spring due to its material adopted and helical structure cause its out-of-service time slower than hard contact many, therefore hard contact can be made to continue to keep enough clamping forces under the pressure holding out against spring, contact rate between guarantee electrode and the reliability of electrical connection, from another angle, also drastically increase the useful life of arrangements of electric connection.
In order to make the first hard contact easier with the second hard contact friction contact, the electrical connection guiding structural that guiding first hard contact enters can be set at the edge of the sheet metal of the second hard contact, such as bending structure or arc structure.
Also insulation system is provided with in the base 300 of socket, this insulation system comprises the insulating barrier of each the second hard contact of isolation, this insulating barrier can have unified straight plate shape, also can be by multiple insulating barrier having difform insulation board and formed.In the diagram, insulating barrier is provided with around each second hard contact and holddown spring, two power electrodes 302,303 and grounding electrode 301 are all divided into semi-enclosed three absolute electrode storehouses of upper surface open by insulating barrier, power electrode 302,303 and grounding electrode 301 are not only isolated by insulating barrier, also the holddown spring 305 be connected with power electrode 302,303 and grounding electrode 301 is isolated respectively, form absolute electrode storehouse.
The formation in absolute electrode storehouse can increase the creepage distance between the second hard contact, makes to reach safe distance between the second hard contact, thus avoids the short circuit formed that sparks between electrode, improves the coefficient of safety of arrangements of electric connection.
In order to increase creepage distance, insulating lid can also be set on the second hard contact top, shelter from the second hard contact from top, each the second hard contact spatially can be divided into multiple closed absolute electrode storehouse by insulating barrier and insulating lid.The formation in this absolute electrode storehouse closed greatly can increase the creepage distance between the second hard contact, makes to reach safe distance between the second hard contact, thus avoids the short circuit between electrode, improves the coefficient of safety of arrangements of electric connection.
Insulating lid can be have certain thickness thin plate, is provided with the through hole be convenient to the first hard contact and vertically inserted at insulating lid.For enable insulating lid stable cover on insulating barrier, the insert that can embed the cavity that insulating barrier is formed can be set in the bottom of insulating lid, by the imbeding relation between insert and insulating barrier, also insulating lid can be made to be unlikely to occur to loosen, and the absolute electrode storehouse relatively closed can be caused.
In base 300, protective door assembly can also be set, protective door assembly can comprise protective cover plate, protective cover plate has vertically through holding portion, shield portions is provided with in holding portion, in a non-operative state, the holding portion of the protective cover plate part that is blocked blocked, and in working order, the holding portion of the protective cover plate part that is not blocked blocked.
Holding portion can for holding the through hole of the first hard contact, shield portions can be telescopic block or bent catch at least two, block or be provided with back-moving spring between catch and moving plate.
User is when using direct insertion type electric connecting device, the first hard contact bottom header body can be inserted in the through hole of protective cover plate, due to the pressure of the first hard contact, block is squeezed, compression reseting spring, now the first hard contact is through through hole, is electrically connected with the second hard contact in base.When extracting Electric plug with shutter, because the first hard contact departs from from through hole, block resets after being subject to the pressure of back-moving spring, again block through hole, thus achieve when non operating state, block the hard contact in base, avoid the Danger Electric shock risk that user misoperation causes, and in working order under, the first metal contact gives the certain pressure of block to overcome the elastic force of back-moving spring, thus through through hole.
As shown in Figure 6, be the structural representation of the top cover of the electric-connected socket in the present invention one direct insertion type electric connecting device embodiment.The electrode hole that first hard contact that top cover 200 can be arranged Electric plug with shutter 100 inserts, has three electrode holes 201,202 and 203 in the present embodiment, correspond to the first grounding electrode 101, first power electrode 102 and the first power electrode 103 respectively.
Top cover 200 can arrange the electrical connection locking mechanism matched with header body 104, be used for the first hard contact of plug is clamped after insertion socket to desired depth, avoid the virtual connection or the disconnection that cause electrical connection due to external force.
Electrical connection locking mechanism can be located at plug edge there is certain flexible claw, and the draw-in groove etc. coordinated with claw is set at the upper surface of socket.
Embodiment below in conjunction with a direct insertion type electric connecting device of the present invention illustrates the running flow process of each parts of in use device.
After the hand-held Electric plug with shutter of user inserts electric-connected socket, two the first power electrodes of Electric plug with shutter and first grounding electrode are through the through hole on protective door assembly.After block in through hole on protective door assembly is subject to the pressure of the first power electrode and the first grounding electrode, compression reseting spring, thus open through hole, make the first power electrode and the first grounding electrode all can turn over through hole.
User applies the pressure relative to the vertical direction of base to header body, between two sheet metals first first grounding electrode being rubbed enter the second grounding electrode in electric-connected socket, complete ground connection, subsequently the first power electrode rub respectively enter second source electrode corresponding in electric-connected socket two sheet metals between.After between the two panels sheet metal that first power electrode enters second source electrode, be subject to the effect of the clamping force of sheet metal self and the elastic force of holddown spring, first power electrode is contacted with second source electrode seal, simultaneously the first grounding electrode also with the second grounding electrode close contact.
Now, the claw on plug snaps in the draw-in groove of receptacle face, and restriction header body can not upwards be extracted, and can prevent because external force causes being electrically connected the generation of virtual connection or disconnection
When user wishes to disconnect electrical connection, can directly extract.User imposes the pulling force contrary with direction of insertion to header body, and under the effect of this pulling force, the first hard contact bottom header body overcomes the thrust of the second hard contact of socket and the second hard contact departs from instantaneously, completes power-off.Meanwhile, the claw in header body pulls out from draw-in groove.Block in the through hole of protective door assembly is owing to losing the pressure of the first hard contact, and the pressure being subject to back-moving spring blocks through hole again.
First grounding electrode can be designed to the mode longer compared with the first power electrode usually, when disconnecting between such first power electrode and second source electrode, still keep good contact between first grounding electrode and the second grounding electrode, this ensure that the connected mode on disconnecting ground after first power-off.
Electric plug with shutter in direct insertion type electric connecting device of the present invention and electric-connected socket all can manufacture separately and use, wherein electric-connected socket can also form wiring board by the multiple electric-connected socket of combination, multiple electric-connected sockets in wiring board can linearly sequentially arrange, and also can arrange along polygon, circle, ellipse etc.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.
Claims (17)
1. a direct insertion type electric connecting device, is characterized in that, comprising:
Plug, has header body, is provided with at least two the first hard contacts in the bottom surface of plug;
Socket, has base, is provided with at least two the second hard contacts at chassis interior, is provided with and holds out against spring between described base and described hard contact;
Described first hard contact comprises at least two the first power electrodes and at least one first grounding electrode;
Described second hard contact comprises at least two second source electrodes and at least one second grounding electrode;
Vertically insert the conductive site of described socket at least two the first power electrodes of described plug, described at least two second source electrodes contact with described at least two the first power electrodes respectively and are energized;
Position before at least one first power electrode of described plug is vertically inserted into conductive site, at least one second grounding electrode described contacts with at least one first grounding electrode described respectively and is energized;
The electrical connection locking mechanism that the first hard contact of described plug is clamped after inserting described socket to desired depth is also provided with between described plug and socket, described electrical connection locking mechanism be located at plug edge there is flexible claw, and the draw-in groove coordinated with claw is set at the upper surface of socket.
2. direct insertion type electric connecting device according to claim 1, it is characterized in that, also insulation system is provided with in the base of described socket, described insulation system comprises the insulating barrier of each the second hard contact of isolation, is divided into semi-enclosed absolute electrode storehouse by described insulating barrier by between each second hard contact.
3. direct insertion type electric connecting device according to claim 2, it is characterized in that, in the base of described socket, be also provided with the insulating lid covered on described second hard contact, be divided into closed absolute electrode storehouse by described insulating lid and insulating barrier by between each second hard contact.
4. direct insertion type electric connecting device according to claim 1, it is characterized in that, protective door assembly is also provided with in the base of described socket, described protective door assembly comprises protective cover plate, and described protective cover plate has vertically through holding portion, is provided with shield portions in housing section, in a non-operative state, the holding portion of described protective cover plate block by described shield portions, in working order, the holding portion of described protective cover plate not block by described shield portions.
5. direct insertion type electric connecting device according to claim 4, it is characterized in that, described accommodation section is divided at least two for holding the through hole of described first hard contact, described shield portions is telescopic block or bent catch, described block or be provided with back-moving spring between catch and described catch.
6. direct insertion type electric connecting device according to claim 5, is characterized in that, described second hard contact is a sheet metal or two sheet metals.
7. direct insertion type electric connecting device according to claim 6, is characterized in that, the edge of described sheet metal is provided with the electrical connection guiding structural that guiding first hard contact enters.
8. direct insertion type electric connecting device according to claim 7, is characterized in that, described electrical connection guiding structural is bending structure or arc structure.
9. an electric-connected socket, is characterized in that, has base, is provided with at least two the second hard contacts at chassis interior, is provided with and holds out against spring between described base and described hard contact;
Described second hard contact comprises at least two second source electrodes and at least one second grounding electrode, before the conductive site that the contact on-position of described second grounding electrode is energized at described second source electrode contact;
The upper surface of described electric-connected socket is provided with the draw-in groove cooperatively interacted with the claw on the plug of the direct insertion type electric connecting device described in any one of claim 1-8.
10. electric-connected socket according to claim 9, it is characterized in that, also insulation system is provided with in the base of described socket, described insulation system comprises the insulating barrier of each the second hard contact of isolation, is divided into semi-enclosed absolute electrode storehouse by described insulating barrier by between each second hard contact.
11. electric-connected sockets according to claim 10, it is characterized in that, in the base of described socket, be also provided with the insulating lid covered on described second hard contact, be divided into closed absolute electrode storehouse by described insulating lid and insulating barrier by between each second hard contact.
12. electric-connected sockets according to claim 9, it is characterized in that, protective door assembly is also provided with in the base of described socket, described protective door assembly comprises protective cover plate, and described protective cover plate has vertically through holding portion, is provided with shield portions in housing section, in a non-operative state, the holding portion of described protective cover plate block by described shield portions, in working order, the holding portion of described protective cover plate not block by described shield portions.
13. electric-connected sockets according to claim 12, is characterized in that, described accommodation section is divided at least two through holes, and described shield portions is telescopic block or bent catch, described block or be provided with back-moving spring between catch and described protective cover plate.
14. electric-connected sockets according to claim 9, is characterized in that, described second hard contact is a sheet metal or two sheet metals.
15. electric-connected sockets according to claim 14, is characterized in that, the edge of described sheet metal is provided with the electrical connection guiding structural that guiding first hard contact enters.
16. electric-connected sockets according to claim 15, is characterized in that, described electrical connection guiding structural is bending structure or arc structure.
17. 1 kinds of wiring boards, is characterized in that, comprise the arbitrary described electric-connected socket of claim 9 ~ 16 of at least two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010200691.1A CN102280745B (en) | 2010-06-10 | 2010-06-10 | Direct insertion type electric connecting device and socket, wiring board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010200691.1A CN102280745B (en) | 2010-06-10 | 2010-06-10 | Direct insertion type electric connecting device and socket, wiring board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102280745A CN102280745A (en) | 2011-12-14 |
| CN102280745B true CN102280745B (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010200691.1A Active CN102280745B (en) | 2010-06-10 | 2010-06-10 | Direct insertion type electric connecting device and socket, wiring board |
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| Country | Link |
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| CN (1) | CN102280745B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107893927A (en) * | 2017-06-12 | 2018-04-10 | 蔡嫦娥 | A kind of modified construction lighting device |
| CN111883969A (en) * | 2020-08-12 | 2020-11-03 | 浙江广厦建设职业技术大学 | Variable-distance socket |
| CN113193390B (en) * | 2021-04-29 | 2022-07-05 | 深圳市普锐思高电子科技有限公司 | Copper sheet wiring structure |
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| US5170117A (en) * | 1992-03-26 | 1992-12-08 | Chio Chuy Nan | Socket for testing a plug-in type semiconductor |
| CN2236694Y (en) * | 1995-08-16 | 1996-10-02 | 郭永福 | Spring receptacle |
| CN201153158Y (en) * | 2008-02-05 | 2008-11-19 | 甘怀玉 | Socket |
| CN101325295A (en) * | 2007-06-11 | 2008-12-17 | 韩剑桦 | Rotating electric connection device and plug, socket thereof as well as electric connection method |
| CN201174452Y (en) * | 2008-01-18 | 2008-12-31 | 刘志春 | Valve type safe socket |
| CN201820975U (en) * | 2010-06-10 | 2011-05-04 | 北京固融科技有限公司 | Direct insertion type electric connecting device and socket, patch board |
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2010
- 2010-06-10 CN CN201010200691.1A patent/CN102280745B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5170117A (en) * | 1992-03-26 | 1992-12-08 | Chio Chuy Nan | Socket for testing a plug-in type semiconductor |
| CN2236694Y (en) * | 1995-08-16 | 1996-10-02 | 郭永福 | Spring receptacle |
| CN101325295A (en) * | 2007-06-11 | 2008-12-17 | 韩剑桦 | Rotating electric connection device and plug, socket thereof as well as electric connection method |
| CN201174452Y (en) * | 2008-01-18 | 2008-12-31 | 刘志春 | Valve type safe socket |
| CN201153158Y (en) * | 2008-02-05 | 2008-11-19 | 甘怀玉 | Socket |
| CN201820975U (en) * | 2010-06-10 | 2011-05-04 | 北京固融科技有限公司 | Direct insertion type electric connecting device and socket, patch board |
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| CN102280745A (en) | 2011-12-14 |
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