CN105390893A - Two-core connector - Google Patents
Two-core connector Download PDFInfo
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- CN105390893A CN105390893A CN201510692047.3A CN201510692047A CN105390893A CN 105390893 A CN105390893 A CN 105390893A CN 201510692047 A CN201510692047 A CN 201510692047A CN 105390893 A CN105390893 A CN 105390893A
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- plug
- housing
- electric conductor
- socket
- error
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention relates to a two-core connector, which comprises a plug and a socket mated with the plug, wherein the plug comprises a shell body, two first conductive bodies and a locking structure, the two first conductive bodies are fixed in the shell body, the locking structure is arranged on one end of the shell body, the socket comprises a socket body, one end of the socket body is provided with an inserting part, two second conductive bodies are fixedly arranged inside the socket body, an annular groove is formed between the two first conductive bodies and the shell body, a first fool-proof structure is arranged inside the annular groove, the inserting part is correspondingly provided with a second fool-proof structure, when the inserting part is inserted into the annular groove, the two first conductive bodies are respectively inserted with the two second conductive bodies, the first fool-proof structure is inserted with the second fool-proof structure, and the locking structure automatically locks the plug and the socket. The two-core connector can avoid trouble caused by mixed use of products of different specifications, and can avoid misconnection of positive and negative core wires due to error insertion of the plug and the socket, thereby eliminating potential safety hazards.
Description
Technical field
The present invention relates to electric power connector art field, particularly a kind of two core connectors.
Background technology
Electric connector is the device the most conventional of electrical connection art, and mainly comprise plug and socket, plug is generally fixed on electronic equipment, and for inputing or outputing of electric power or signal, plug is generally install cable, and is connected on electronic equipment by cable.Existing electric connector on market is all generally directly be plugged on socket by plug, and plug and socket is comprehensive without any electrocution-proof protection structure or protection against electric shock structural defence, easily Danger Electric shock risk occurs.In addition, without error-proof structure, easily there is the mixed of different model in existing electric connector, and for some two core connectors, if without corresponding error-proof structure, the mixed or both positive and negative polarity of model may occur in addition and connect the phenomenons such as anti-, bring potential safety hazard.
Summary of the invention
The present invention aims to provide a kind of two core connectors, to provide safe and reliable electrical connection.
For achieving the above object, the present invention adopts following technical scheme.
The invention provides a kind of two core connectors, for two core cables are connected to electronic equipment, the socket comprising plug and connect with plug, described plug comprises housing, be fixed on two the first electric conductors in housing and be arranged at the closing component structure of shell one end, two described first electric conductors are arranged side by side, and isolation of insulating therebetween, two heart yearns of described two core cables are fixedly connected on first electric conductor respectively;
Described socket comprises pedestal, and one end of pedestal is provided with Plug Division, and pedestal inside is fixedly installed two the second electric conductors, and two described second electric conductors extend to the other end of described pedestal and mutually insulated isolation from the end face of described Plug Division;
Two described first electric conductors be formed with the annular groove being suitable for coordinating grafting with described Plug Division between housing, the first error-proof structure is provided with in this annular groove, described first error-proof structure is between two the first electric conductors, and the axis being parallel of the axis of described first error-proof structure and described first electric conductor; Described Plug Division correspondence is provided with the second error-proof structure, shape and size and the described annular groove of described Plug Division are suitable, and when described Plug Division is inserted in described annular groove, two described second electric conductor grafting of described first electric conductor respectively with two, described first error-proof structure and the second error-proof structure grafting, and described plug and socket locks by described closing component structure automatically.
Preferably, described closing component structure comprises the slip lid being arranged at slide rail on described housing and being suitable for sliding along described slide rail, the below of described slide rail is provided with a plectrum, housing is fixed in described plectrum one end, the unsettled setting of the other end, the lower surface of described slip lid is provided with a hook, and described hook is suitable for, when described slip lid moves to a certain position along slide rail, moving to the below of described plectrum and upwards being lifted by described plectrum.
Preferably, described closing component structure also comprises spring, and described spring fitting is between described slide rail and slip lid, one end of spring abuts with described slide rail, the other end abuts with described slip lid, makes described slip lid under the elastic force of described spring, and described hook is positioned at the position away from described plectrum.
Preferably, the centre of described plectrum is provided with a button hole, described Plug Division correspondence is provided with the buckle of a wedge shape, when described Plug Division is inserted in described annular groove, described buckle is suitable for buckling in described button hole, when the described slip lid that slides is to a certain position, described hook is suitable for plectrum to lift, and described buckle is deviate from from described button hole.
Preferably, the outer surface of described Plug Division is provided with the first water proof ring, and described first water proof ring is suitable for coordinating with the inner wall sealing of described annular groove.
Preferably, the end of described second electric conductor is provided with head protector, described head protector and described second electric conductor clamping.
Preferably, described first error-proof structure is key tooth, and described second error-proof structure is the keyway that shape and size are mated with described key tooth.
Preferably, the cross section of described key tooth is unsymmetric structure.
Preferably, described plug also comprises two bonnets, all be equipped with a heart yearn be connected with the first electric conductor in each described bonnet, and described bonnet is connected together by snap-in structure and described housing, to be fixed on by described heart yearn in housing and to keep being electrically connected with the first electric conductor.
Preferably, described heart yearn is also arranged with the second water proof ring, described second water proof ring and being between described heart yearn and housing is sealed and matched.
The present invention, by arranging the first error-proof structure and the second error-proof structure, can avoid the product of different size to use with and the trouble brought, and also can avoid the wrong grafting because of plug and socket and cause the incorrect link of positive and negative heart yearn, thus having stopped potential safety hazard.In addition, also by arranging closing component structure, by plug and socket auto lock, thus plug and socket can not be got loose easily, ensure that the reliability that the present invention connects and fail safe.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of two core connectors of the embodiment of the present invention.
Fig. 2 is the overall structure schematic diagram of the plug of two core connectors of the embodiment of the present invention.
Fig. 3 is the decomposition texture schematic diagram of the plug of two core connectors of the embodiment of the present invention.
Fig. 4 is the sectional structure schematic diagram of the plug of two core connectors of the embodiment of the present invention.
Fig. 5 is the sectional structure schematic diagram of the housing of two core connectors of the embodiment of the present invention.
Fig. 6 is the structural representation of the first electric conductor of two core connectors of the embodiment of the present invention.
Fig. 7 is the overall structure schematic diagram of the socket of two core connectors of the embodiment of the present invention.
Fig. 8 is the overall structure schematic diagram of another angle of socket embodiment illustrated in fig. 6.
Fig. 9 is the sectional structure schematic diagram of the socket of the embodiment of the present invention.
Figure 10 is the perspective view before the plug of the embodiment of the present invention and socket grafting.
Embodiment
Below in conjunction with the drawings and specific embodiments, structural principle of the present invention and functional characteristics are described further, to understand invention essence of the present invention.
With reference to shown in Fig. 1 ~ Fig. 4, the present embodiment provides a kind of two core connectors 100, is mainly used in two core cables to be connected on electronic equipment, or for the electrical connection between equipment and equipment.The socket 20 that this two cores connector 100 comprises plug 10 and connects with plug 10, wherein, plug 10 comprises the housing 11 that insulating material makes, two the first electric conductors 12 be fixed in housing 11, is arranged at the closing component structure 13 of housing 11 one end.Two the first electric conductors 12 are arranged side by side, and are insulation isolation therebetween, and two strip metal heart yearns 200 of two core cables are fixedly connected on first electric conductor 12 respectively, make two the first electric conductors 12 form positive and negative electrode contact respectively.
With reference to shown in Fig. 5 and Fig. 6, when the first electric conductor 12 is assembled in housing 11, can be fixedly connected with to fast and reliable with between housing 11 to make the first electric conductor 12, the present embodiment is provided with a circle Snap ring structure 121 in one end of the first electric conductor 12, position corresponding in housing 11 is then provided with a circle flange 111, when the first electric conductor 12 assembles with housing 11, flange 111 can snap in Snap ring structure 121 just, realize axial quick, fix reliably.
With reference to shown in Fig. 7 ~ Fig. 9, socket 20 comprises pedestal 21, and pedestal 21 entirety is in oblate column, one end of pedestal 21 is provided with Plug Division 211, and pedestal 21 inside is fixedly installed two the second electric conductors 22, generally, one of them is as positive and negative, and one as negative pole.Two the second electric conductors 22 extend to the other end of pedestal 21 from the end face of Plug Division 211, and form binding post from this other end, are connected with the wire of electronic equipment internal or circuit board.Meanwhile, between two the second electric conductors 22 be also mutually insulated isolation.The centre position of pedestal 21 is provided with mounting panel 23, mounting panel 23 there is screw hole 231, by screw 24, this socket 20 can be fixed on the surface of electronic equipment, and after fixing, Plug Division 211 is positioned at outside electronic equipment, and remainder is positioned at electronic equipment internal.
In the present embodiment, two the first electric conductors 12 be formed with the annular groove 14 being suitable for coordinating grafting with Plug Division between housing 11, the first error-proof structure 15 is provided with in this annular groove 14, this first error-proof structure 15 is between above-mentioned two the first electric conductors 12, and the axis being parallel of the axis of this first error-proof structure 15 and the first electric conductor 12.Correspondingly, Plug Division 211 is provided with the second error-proof structure 25, the shape and size of this Plug Division 211 and the shape and size of above-mentioned annular groove 14 suitable so that Plug Division 211 can be inserted in annular groove 14 just.When Plug Division 211 is inserted in annular groove 14, two the first electric conductors 12 can respectively with two the second electric conductor 22 grafting, the first error-proof structure 15 and the second error-proof structure 25 grafting.Further, closing component structure 13 is also automatic to be locked plug 10 and socket 20, makes the two not depart from.
Particularly, shown in composition graphs 3 and Figure 10, above-mentioned closing component structure 13 comprises the slide rail 131 be arranged on housing 11 and the slip lid 132 be suitable for along this slide rail 131 slip, a plectrum 133 is provided with in the below of slide rail 131, housing 11 is fixed in one end of this plectrum 133, the unsettled setting of the other end, form a free end, the lower surface of above-mentioned slip lid 132 is provided with a hook 1321, hook 1321 has inclined-plane, when slip lid 132 moves to a certain position along slide rail 131, this hook 1321 moves to the below of plectrum 133 and utilizes this inclined-plane upwards to be lifted by plectrum 133, make to unlock between plug 10 and socket 20.In the present embodiment, the centre of plectrum 133 is provided with a button hole 1331, and the overhead surface correspondence of Plug Division 211 is provided with the buckle 2111 of a wedge shape, when Plug Division 211 is inserted in above-mentioned annular groove 14, this buckle 2111 snaps in button hole 1331 just, realizes the self-locking of plug 10 and socket 20.If desired plug 10 and socket 20 are unlocked, slip lid 132 can be slided into a certain position (the present embodiment is promoted to the direction away from socket 20 by slip lid 132), hook 2111 is made to move to the below of plectrum 133, and gradually plectrum 133 is lifted, thus buckle 2111 is deviate from from button hole 1331, complete unlocking operation.
As can be seen from Fig. 10, the closing component structure 13 of the present embodiment also comprises spring 134, this spring 134 is installed between slide rail 131 and slip lid 132, and one end of spring 134 abuts with slide rail 131, and the other end abuts with slip lid 132, slip lid 132 is under the elastic force effect of spring 134, initial position is the position that hook 1321 is positioned at away from plectrum 133, when needs unlock, needs the elastic force overcoming spring 134, slip lid 132 is promoted to the direction away from socket 20, plectrum 133 is lifted by hook 1321.
In order to avoid steam and dust enter connector inside, the present embodiment is also provided with the first water proof ring 212 at the outer surface of Plug Division 2111, this first water proof ring 212, after plug 10 with socket 20 grafting, can coordinate with the inner wall sealing of annular groove 14, play waterproof action.
Because the second electric conductor 22 is positioned at the end of Plug Division 211 and outside exposed, in order to avoid there is Danger Electric shock risk, the present embodiment arranges head protector 221 in the end of the second electric conductor 22, this head protector 221 can adopt the materials such as plastic cement to make, and with the second electric conductor 22 clamping, make the second electric conductor 22 not touch human body.
For simplified structure, the present embodiment adopts key tooth and keyway to realize fool proof effect, particularly, first error-proof structure 15 is key tooth, second error-proof structure 25 is the keyway that shape and size are mated with key tooth, and when plug 10 grafting correct in socket 20, key tooth can be inserted in this keyway.
For two core connectors; the polarity of two the first electric conductors 12 is different; so when being plugged on socket 20; need strict corresponding; security incident is caused in order to avoid polarity is anti-inserted; in the error-proof structure of the present embodiment; the cross section of key tooth and keyway is unsymmetric structure; like this; when plug 10 and socket 20 do not have a correct grafting; plug 10 can not normally be inserted in socket 20, thus the first electric conductor 12 can not form effective contact with the second electric conductor 22, reaches the object of protection electronic equipment and personal safety.
Shown in Fig. 3; the plug 10 of the present embodiment also comprises two bonnets 16; the corresponding heart yearn of each bonnet 16; a heart yearn 200 is all worn in each bonnet 16; this heart yearn 200 is connected with first electric conductor 12; bonnet 16, by being connected together between snap-in structure 161 and housing 11, to be fixed in housing 11 by heart yearn 200, and protects good electrical connection with the first electric conductor 12.
In order to avoid aqueous vapor and dust enter in connector from the gap between heart yearn 200 and housing 11, the present embodiment is also arranged with the second water proof ring 17 on every root heart yearn 200, and this second water proof ring 17 and being between heart yearn 200 and housing 11 is sealed and matched.
In sum, two core connectors of the present invention, by arranging error-proof structure, can be avoided the product of different size to use the trouble brought with, also can avoid the potential safety hazard produced because of the wrong grafting of positive and negative heart yearn.Meanwhile, by arranging closing component structure, the quick lock between plug and socket and unblock can be realized, improve the convenience of connection reliability and dismounting.In addition, by arranging water proof ring in Plug Division, not only water resistance can be increased, and product structure is simple, easily processes.
In the description of this specification, specific features, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention is as the criterion with the protection range of claim.
Claims (10)
1. a core connector, for twin-core cable or two single core cables are connected to electronic equipment, the socket comprising plug and connect with plug, it is characterized in that: described plug comprises housing, be fixed on two the first electric conductors in housing and be arranged at the closing component structure of shell one end, two described first electric conductors are arranged side by side, and isolation of insulating therebetween, two heart yearns are fixedly connected on two described first electric conductors respectively;
Described socket comprises pedestal, and one end of pedestal is provided with Plug Division, and pedestal inside is fixedly installed two the second electric conductors, and two described second electric conductors extend to the other end of described pedestal and mutually insulated isolation from the end face of described Plug Division;
Two described first electric conductors be formed with the annular groove being suitable for coordinating grafting with described Plug Division between housing, the first error-proof structure is provided with in this annular groove, described first error-proof structure is between two the first electric conductors, and the axis being parallel of the axis of described first error-proof structure and described first electric conductor; Described Plug Division correspondence is provided with the second error-proof structure, shape and size and the described annular groove of described Plug Division are suitable, and when described Plug Division is inserted in described annular groove, two described second electric conductor grafting of described first electric conductor respectively with two, described first error-proof structure and the second error-proof structure grafting, and described plug and socket locks by described closing component structure automatically.
2. two core connectors as claimed in claim 1, it is characterized in that: described closing component structure comprises the slip lid being arranged at slide rail on described housing and being suitable for sliding along described slide rail, the below of described slide rail is provided with a plectrum, housing is fixed in described plectrum one end, the unsettled setting of the other end, the lower surface of described slip lid is provided with a hook, and described hook is suitable for, when described slip lid moves to a certain position along slide rail, moving to the below of described plectrum and upwards being lifted by described plectrum.
3. two core connectors as claimed in claim 2, it is characterized in that: the centre of described plectrum is provided with a button hole, described Plug Division correspondence is provided with the buckle of a wedge shape, when described Plug Division is inserted in described annular groove, described buckle is suitable for buckling in described button hole, when the described slip lid that slides is to a certain position, described hook is suitable for plectrum to lift, and described buckle is deviate from from described button hole.
4. two core connectors as claimed in claim 2, it is characterized in that: described closing component structure also comprises spring, described spring fitting is between described slide rail and slip lid, one end of spring abuts with described slide rail, the other end abuts with described slip lid, make described slip lid under the elastic force of described spring, described hook is positioned at the position away from described plectrum.
5. two core connectors as claimed in claim 1, is characterized in that: the outer surface of described Plug Division is provided with the first water proof ring, described first water proof ring is suitable for coordinating with the inner wall sealing of described annular groove.
6. two core connectors as claimed in claim 1, is characterized in that: the end of described second electric conductor is provided with head protector, described head protector and described second electric conductor clamping.
7. two core connectors as claimed in claim 1, is characterized in that: described first error-proof structure is key tooth, described second error-proof structure is the keyway that shape and size are mated with described key tooth.
8. two core connectors as claimed in claim 7, is characterized in that: the cross section of described key tooth is unsymmetric structure.
9. two core connectors as claimed in claim 1, it is characterized in that: described plug also comprises two bonnets, a heart yearn be connected with the first electric conductor is all equipped with in each described bonnet, and described bonnet is connected together by snap-in structure and described housing, described heart yearn to be fixed in housing and to keep being electrically connected with the first electric conductor, described heart yearn is also arranged with the second water proof ring, and described second water proof ring and being between described heart yearn and housing is sealed and matched.
10. two core connectors as claimed in claim 1, it is characterized in that: one end of described first electric conductor is provided with a circle Snap ring structure, position corresponding in housing is provided with a circle flange, described flange is suitable for snapping in described Snap ring structure when described first electric conductor and described housing are equipped, and is fixed by described first electric conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510692047.3A CN105390893A (en) | 2015-10-23 | 2015-10-23 | Two-core connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510692047.3A CN105390893A (en) | 2015-10-23 | 2015-10-23 | Two-core connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105390893A true CN105390893A (en) | 2016-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510692047.3A Pending CN105390893A (en) | 2015-10-23 | 2015-10-23 | Two-core connector |
Country Status (1)
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| CN (1) | CN105390893A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106876654A (en) * | 2017-04-01 | 2017-06-20 | 惠州市亿能电子有限公司 | A kind of electrokinetic cell safety box |
| CN106887769A (en) * | 2017-03-06 | 2017-06-23 | 杭州伯坦科技工程有限公司 | A kind of electric connector |
| CN115460025A (en) * | 2022-08-23 | 2022-12-09 | 智道网联科技(北京)有限公司 | Single-pair Ethernet power supply communication circuit and module |
| CN116979318A (en) * | 2023-09-25 | 2023-10-31 | 深圳市方向电子股份有限公司 | Short-distance plug-in high-speed cable connector |
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| CN106887769A (en) * | 2017-03-06 | 2017-06-23 | 杭州伯坦科技工程有限公司 | A kind of electric connector |
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| CN116979318A (en) * | 2023-09-25 | 2023-10-31 | 深圳市方向电子股份有限公司 | Short-distance plug-in high-speed cable connector |
| CN116979318B (en) * | 2023-09-25 | 2023-12-15 | 深圳市方向电子股份有限公司 | Short-distance plug-in high-speed cable connector |
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Application publication date: 20160309 |