CN104218406A - Electric connector - Google Patents
Electric connector Download PDFInfo
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- CN104218406A CN104218406A CN201310213379.XA CN201310213379A CN104218406A CN 104218406 A CN104218406 A CN 104218406A CN 201310213379 A CN201310213379 A CN 201310213379A CN 104218406 A CN104218406 A CN 104218406A
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- splicing ear
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Abstract
The invention discloses an electric connector; a plurality of connecting terminals are installed on a fixed insulator in a mutual insulating manner, and extend out different length at one end of the fixed insulator, and thereby at least one near-end connecting terminal and at least one far-end connecting terminal are formed; a movable insulator can move relating to the fixed insulator when a plug is plugged into the electric connector, and along with movement of the movable insulator, each near-end connecting terminal is pushed to move to be electrically connected to a corresponding near-end connecting part instead of being separated from the same, so that each near-end connecting terminal is separated from the corresponding near-end connecting part before the at least one far-end connecting terminal is respectively electrically connected to at least one far-end connecting part, and each near-end connecting terminal is electrically connected to the corresponding near-end connecting part after the at least one far-end connecting terminal is respectively electrically connected to the at least one far-end connecting part. During the process that the plug is plugged into or pulled out of the electric connector, the near-end connecting terminal of the electric connector is prevented from being contacted with the far-end connecting part of the plug, so that friction to the near-end connecting terminal is reduced.
Description
Technical field
The present invention relates to a kind of electric connector, particularly, relate to a kind of electric connector being electrically connected with the audio jack of electronic equipment.
Background technology
In the small electronic equipment such as mobile phone, PDA, MP3, MP4, notebook computer, broadcast receiver, be typically provided with the connector for earphone socket being electrically connected with audio jack, to realize the transfer of data between electronic equipment and audio jack.Fig. 1 shows a kind of base portion schematic diagram of 3.5 millimeters of traditional headset plugs.Usually, this headset plug 200 comprises the first connecting portion 204, the second connecting portion 203, the 3rd connecting portion 202, the 4th connecting portion 201 of being arranged successively to far-end by near-end in the axial direction and is separately positioned on three insulation divisions 205 adjacent connecting portion.For example the first connecting portion 204, the second connecting portion 203, the 3rd connecting portion 202, the 4th connecting portion 201 are electrically connected with 4 splicing ears for transmitting left channel signals, right-channel signals, ground signalling and microphone signal that are arranged in the electric connector of electronic equipment respectively.In other example, each connecting portion also can with different orders be electrically connected respectively for the splicing ear that transmits other signal of telecommunication.
For each connecting portion arrange successively in the axial direction and adjacent connecting portion between separated by insulation division 205.In the process being electrically connected successively in headset plug 200 is inserted to electric connector and with each splicing ear being arranged in electric connector, first one or two splicing ears nearer apart from the jack of electric connector will contact the 4th connecting portion 201 foremost of headset plug 200, and contact successively the 3rd connecting portion 202, the second connecting portion 203 and the first connecting portion 204.That is to say, even if a splicing ear nearest apart from jack is only electrically connected with the first connecting portion 204 in the time that headset plug 200 insertions put in place, but this nearest splicing ear also needs successively to contact with all connecting portions of headset plug 200 in the process of inserting.Like this, near the near splicing ear of electric connector jack, the degree of its wearing and tearing is just larger, thus the life-span of having reduced described splicing ear.This electric connector General Life is the plug process that can bear 6000 left and right, and too much plug number of times will cause splicing ear to wear and tear rapidly and then electric connector function was lost efficacy.
Summary of the invention
For overcoming the defect of above-mentioned or other side of the prior art, the present invention proposes a kind of female type electric connector for being electrically connected with plug, insert and extract in the process of electric connector at plug, can avoid contacting of the near-end splicing ear of electric connector and the far-end connecting portion of plug, can reduce the friction to near-end splicing ear, extend the life-span of near-end splicing ear.
Embodiment according to an aspect of the present invention, a kind of electric connector is provided, for being electrically connected with a plug, described plug comprises at least one near-end connecting portion and at least one far-end connecting portion of from near-end to far-end, arranging successively in the axial direction, and described electric connector comprises: a fixed insulation body; Multiple splicing ears, described multiple splicing ear is arranged on described fixed insulation body and in one end of described fixed insulation body insulated from each otherly and extends different length, thereby forms at least one the near-end splicing ear being electrically connected respectively with described at least one near-end connecting portion and at least one the far-end splicing ear being electrically connected respectively with described at least one far-end connecting portion; An and removable insulator, described removable insulator is formed in the process that described plug inserts described electric connector and moves with respect to described fixed insulation body, along with the movement of described removable insulator, promote each described near-end splicing ear and move to convert status of electrically connecting to from leaving state respectively with corresponding near-end connecting portion, made before described at least one far-end splicing ear is electrically connected with described at least one far-end connecting portion respectively, each described near-end splicing ear leaves corresponding near-end connecting portion; After described at least one far-end splicing ear is electrically connected with described at least one far-end connecting portion respectively, each described near-end splicing ear is electrically connected with corresponding near-end connecting portion.
In above-mentioned electric connector, described plug is provided with a first step portion, on described removable insulator, form at least one the second step portion (31) coordinating with described first step portion, described plug can move with respect to described fixed insulation body by the described removable insulator of cooperation promotion of described first step portion and second step portion.
In above-mentioned electric connector, each described near-end splicing ear is provided with a bend; Described removable insulator is provided with multiple slits that run through in the axial direction described removable insulator, is formed with a those widened sections in each described slit.In the process moving at described removable insulator, when described crooked position is during in described those widened sections, described near-end splicing ear leaves corresponding near-end connecting portion; In the time that described bend leaves in described those widened sections, described bend due to receive described slit extruding and time near-end splicing ear be electrically connected with corresponding near-end connecting portion.
In above-mentioned electric connector, described removable insulator comprises a first removable insulator and a second removable insulator.Described near-end splicing ear comprises a first near-end splicing ear and a second long near-end splicing ear of ratio the first near-end splicing ear, and described the first near-end splicing ear and the second near-end splicing ear are respectively through being formed on first slit on the first removable insulator and being formed on second slit on the second removable insulator.
In above-mentioned electric connector, on described removable insulator, form at least one guiding groove.
In above-mentioned electric connector, described the first removable insulator and the second removable insulator are integrally formed.
In above-mentioned electric connector, described the first removable insulator and the second removable insulator are separated from each other, and described guiding groove is formed between described the first removable insulator and the second removable insulator.
In above-mentioned electric connector, on described removable insulator, be fixedly installed at least one holding device, described holding device is configured to the relative position between described removable insulator and the maintenance of fixed insulation body to remain on metastable state.
In above-mentioned electric connector, the free end of each described holding device forms a curved portions;
On described fixed insulation body, form the guide surface of inclination, in the process moving with respect to described fixed insulation body at the described removable insulator of described plug promotion, described curved portions moves to the top of described guide surface reposefully from the bottom of corresponding described guide surface.
In above-mentioned electric connector, each described holding device is further formed with a locking bend, described fixed insulation body further forms at least one locking recess, at each described near-end splicing ear with corresponding near-end connecting portion during in status of electrically connecting, each described locking bend is because the extruding that is subject to far-end connecting portion produces distortion and is partly attached in corresponding described locking recess, to stop described removable insulator to move along the direction contrary with the direction of insertion of plug with respect to described fixed insulation body.
In above-mentioned electric connector, described multiple splicing ear further comprises a detection terminal, described detection terminal is configured to until described plug just be electrically connected with in the near-end connecting portion of described plug and far-end connecting portion one while being inserted in described electric connector completely and and described near-end splicing ear and far-end splicing ear in an electric loop of a formation.
In above-mentioned electric connector, described detection terminal is until described plug just be electrically connected also with the end surface of the far-end connecting portion that is positioned at distal-most end of described plug while being inserted in described electric connector completely and the far-end splicing ear being electrically connected with the described far-end connecting portion that is positioned at distal-most end forms described electric loop.
In above-mentioned electric connector, described fixed insulation body is provided with an accommodation section, forms the faying face mating with the distal surface of described plug on described accommodation section.
In above-mentioned electric connector, on described faying face, form a through hole, described detection terminal is electrically connected with the end surface of described plug through described through hole.
In above-mentioned electric connector, described accommodation section is formed on described fixed insulation body.
In above-mentioned electric connector, described accommodation section is removably mounted on described fixed insulation body.
Above-mentioned electric connector further comprises an insulation shell, and described fixed insulation body and removable insulator are arranged in described insulation shell.
In above-mentioned electric connector, on described insulation shell, form at least one guide hump, described guide hump coordinates with described guiding groove, to guide upper removable insulator to move with respect to described fixed insulation body in described insulation shell.
In above-mentioned electric connector, the end of described insulation shell forms a jack for allowing described plug to insert.
Described electric connector further comprises a shield shell, and described shield shell is arranged on the outside of described insulation shell.
In above-mentioned electric connector, described plug is the audio jack with 3 or 4 electrical connection sections.
According to the electric connector of above-mentioned various embodiment of the present invention, insert in electric connector and plug promotes in part process that removable insulator moves at plug, the near-end splicing ear of fixed insulation body does not contact with any connecting portion of plug, until inserting, plug puts in place, near-end splicing ear just contacts with the near-end connecting portion of plug, shorten thus the contact path of near-end splicing ear with plug, reduced the friction to near-end splicing ear, extended the life-span of near-end splicing ear.
Brief description of the drawings
For object of the present invention, feature and advantage can be become apparent more, below in conjunction with the drawings and specific embodiments, the invention will be further described, wherein:
Fig. 1 is the floor map that a kind of traditional audio jack of exemplary embodiment is shown;
Fig. 2 is the schematic perspective view that the electric connector of a kind of exemplary embodiment of the present invention is shown;
Fig. 3 is the schematic perspective view that the another kind of direction of electric connector shown in Fig. 2 is shown;
Fig. 4 is the schematic perspective view that the shield shell of electric connector shown in Fig. 2 is shown;
Fig. 5 is the schematic perspective view that the insulation shell of electric connector shown in Fig. 2 is shown;
Fig. 6 illustrates the fixed insulation body of electric connector shown in Fig. 2 and the schematic perspective view of removable insulator combination;
Fig. 7 is the schematic perspective view that a kind of exemplary embodiment of the fixed insulation body of electric connector shown in Fig. 2 is shown;
Fig. 8 is the schematic perspective view that the arrangement of the splicing ear in the fixed insulation body being arranged on shown in Fig. 7 is shown;
Fig. 9 illustrates the schematic perspective view of the another kind of direction of the splicing ear shown in Fig. 8;
Figure 10 illustrates the schematic perspective view of the another kind of direction of the fixed insulation body shown in Fig. 7;
Figure 11 is the schematic perspective view that a kind of exemplary embodiment of the removable insulator of electric connector shown in Fig. 2 is shown;
Figure 12 is the end view that the removable insulator shown in Figure 11 is shown;
Figure 13 is the vertical view that the removable insulator shown in Figure 11 is shown;
Figure 14 illustrates the fixed insulation body of electric connector shown in Fig. 2 and the another kind of schematic perspective view of removable insulator combination;
Figure 15 is the schematic perspective view illustrating when the fixed insulation body being arranged in insulation shell separates with removable insulator, wherein for ease of understand for the purpose of, SI semi-insulation housing is cut;
Figure 16 is the vertical view that Figure 15 is shown;
Figure 17 be illustrate the fixed insulation body that is arranged in insulation shell and removable insulator in conjunction with time schematic perspective view, wherein, for ease of for the purpose of understanding, SI semi-insulation housing is cut;
Figure 18 is the vertical view that Figure 17 is shown;
Figure 19 is the schematic perspective view that plug portion is shown inserts when fixed insulation body separates with removable insulator in electric connector of the present invention, and wherein, for ease of for the purpose of understanding, partly shielding effect housing and SI semi-insulation housing are cut;
Figure 20 is the schematic perspective view that the another kind of direction of Figure 19 is shown;
Figure 21 is the vertical view that Figure 19 is shown;
Figure 22 is the schematic perspective view illustrating when plug inserts in electric connector of the present invention completely, wherein for ease of understand for the purpose of, partly shielding effect housing and SI semi-insulation housing are cut;
Figure 23 is the schematic perspective view that the another kind of direction of Figure 22 is shown;
Figure 24 is the vertical view that Figure 22 is shown; And
Figure 25-27th, illustrates the schematic perspective view in different directions of the insulation shell shown in Fig. 5.
Embodiment
Although fully describe the present invention with reference to the accompanying drawing that contains preferred embodiment of the present invention, should be appreciated that those of ordinary skill in the art can revise invention described herein, obtained technique effect of the present invention before this describe simultaneously.Therefore, must understand above description to those of ordinary skill in the art and Yan Weiyi discloses widely, and its content does not lie in restriction exemplary embodiment described in the invention.
Can be applicable to the small electronic equipment such as mobile phone, PDA, MP3, MP4, notebook computer, broadcast receiver according to the connector 100 of various exemplary embodiments of the present invention, for in use needing the plug 200 repeatedly plugging to be electrically connected with one, with transmission information between described electronic equipment and plug.In addition, it is audio jack that plug of the present invention is also not limited only to, and can be any plug in direction of insertion with multiple spaced apart electrical connection sections, for example, for transmitting plug, the charging plug etc. of data between two electronic equipments.
Fig. 2 is the schematic perspective view that a kind of exemplary embodiment of electric connector of the present invention is shown; Fig. 3 is the schematic perspective view that the another kind of direction of electric connector shown in Fig. 2 is shown; Fig. 4 is the schematic perspective view that the shield shell of electric connector shown in Fig. 2 is shown; Fig. 5 is the schematic perspective view that the insulation shell of electric connector shown in Fig. 2 is shown.Electric connector of the present invention can be combined with plug 200 as shown in Figure 1.For ease of understanding, in the text, in the situation that plug inserts electric connector completely, the position of the jack 72 of the electric connector 100 near in Fig. 2 is called to " near-end ", to be called " far-end " away from the position of jack 72, and the direction consistent axial direction with plug 200 of electric connector is also called to axial direction.
Fig. 6 illustrates the fixed insulation body of electric connector shown in Fig. 2 and the schematic perspective view of removable insulator combination.The invention provides a kind of electric connector 100, for being electrically connected with example plug 200 as shown in Figure 1.Plug 200 comprises two near-end connecting portions 204 arranging successively to far-end (left end in Fig. 1) from near-end (right-hand member Fig. 1) in the axial direction and 203 and two far-end connecting portions 201 and 202.These connecting portions can be used for transmitting respectively left channel signals, right-channel signals, ground signalling and microphone signal.In other example, each connecting portion also can be with other signal of telecommunication of different sequential delivery, and for example far-end connecting plate 202 can be used as charging terminal.Although the plug with 4 connecting portions has been shown in Fig. 1, and the present invention is not limited thereto, plug also can have 3 electrical connection sections that are respectively used to transmit left channel signals, right-channel signals and ground signalling.
According to a kind of exemplary embodiment of the present invention, as shown in Fig. 6-10, electric connector 100 comprises a fixed insulation body 1 of being made up of for example plastic material; Multiple splicing ears 2, described multiple splicing ear 2 is arranged on fixed insulation body 1 and in one end of fixed insulation body 1 insulated from each otherly and extends different length, thereby forms two near-end splicing ears 23 being electrically connected respectively with two near-end connecting portions 203 and 204 of plug 200 and 24 and two far-end splicing ears 21 and 22 of being electrically connected respectively with two far-end connecting portions 201 and 202.The splicing ear 2 that these are made up of metal material can adopt Shooting Technique to be molded in fixed insulation body 1.As an overall inventive concept of the present invention, before two far-end splicing ears 21 and 22 are electrically connected with two far-end connecting portions 201 and 202 of plug 200 respectively, each near-end splicing ear 23 or 24 leaves corresponding near-end connecting portion; After two far-end splicing ears 21 and 22 are electrically connected with two far-end connecting portions 201 and 202 respectively, each near-end splicing ear 23 or 24 is electrically connected with corresponding near-end connecting portion 203 or 204.
With reference to Fig. 6,11-14, further comprise a removable insulator 3 of being made by for example plastic material according to electric connector of the present invention, described removable insulator 3 is formed in the process that plug 200 inserts electric connector 100 and moves with respect to fixed insulation body 1, along with the movement of removable insulator 3, each near-end splicing ear 24 or 23 and the corresponding near-end connecting portion 204 or 203 of plug 200 convert status of electrically connecting to from leaving state respectively.Further, on plug 200, form a first step portion 206, on removable insulator 3, form at least one the second step portion 31 coordinating with first step portion 206, plug 200 being inserted in the process of electric connector 100, plug 200 can promote removable insulator 3 by the cooperation of first step portion 206 and second step portion 31 and move with respect to fixed insulation body 1.Be appreciated that, the internal diameter of second step portion 31 is less than the external diameter of first step portion 206, like this, and in the process of insertion plug 200, the first step portion 206 of plug 200 will be resisted against in second step portion 31, move with respect to fixed insulation body thereby promote removable insulator 3.
In exemplary embodiment more specifically, referring to Fig. 7-14, on two near-end splicing ears 23 and 24, be respectively equipped with a bend 231 and 241; Removable insulator 3 is provided with two slits 32 and 33 that run through in the axial direction removable insulator 3, on two near-end splicing ears 23 and 24, from corresponding slit 32 and 33, pass respectively, in slit 32 and 33, be formed with a those widened sections 321 and 331 corresponding with corresponding bend 231 or 241.In the process moving with respect to fixed insulation body 1 at removable insulator 3, as shown in Figure 19-21, in the time that bend 241 or 231 is arranged in those widened sections 33 or 32, near-end splicing ear 24 or 23 is in free state substantially and leave corresponding near-end connecting portion 203 or 203; As shown in Figure 22-24, when bend 241 or 231 leaves those widened sections 33 or 32 and while entering narrower slit, bend 241 or 231 is owing to being subject to compared with the extruding of narrow slit 33 or 32, near-end splicing ear 24 or 23 being electrically connected with corresponding near-end connecting portion 204 or 203.
In a kind of exemplary embodiment, referring to Figure 11-13, removable insulator 3 comprises a first removable insulator 34 and a second removable insulator 35.Near-end splicing ear comprises a first near-end splicing ear 23 and a second long near-end splicing ear 24 of ratio the first near-end splicing ear, and described the first near-end splicing ear 23 and the second near-end splicing ear 24 are respectively through being formed on first slit 32 on the first removable insulator 34 and being formed on second slit 33 on the second removable insulator 35.
Further, on removable insulator 3, form at least one guiding groove 5, for insulation shell 7 on guide hump 71 (will describe in detail below) combination, to guide the movement of removable insulator 3 in insulation shell 7.In one embodiment, the first removable insulator 34 and the second removable insulator 35 are separated from each other, and guiding groove 5 is formed between the first removable insulator 34 and the second removable insulator 35.In the interchangeable embodiment of one, the first removable insulator and the second removable insulator are integrally formed.Be appreciated that guiding groove can be formed on the multiple positions on removable insulator.
According to the further exemplary embodiment of electric connector 100 of the present invention, on removable insulator, be fixedly installed at least one and have flexible holding device 4, described holding device 4 is configured to removable insulator 3 and fixed insulation body to keep the relative position between 1 to remain on metastable state.Particularly, the free end of each holding device 4 forms a curved portions 41; On fixed insulation body 1, form the guide surface 11 (Figure 10) of inclination, in plug 200 promotes process that removable insulator 3 moves with respect to fixed insulation body 1, curved portions 41 moves to the top of guide surface 11 reposefully from the bottom of corresponding guide surface 11.Like this, as shown in Figure 15,16,19-21, under the state of extracting, or depart under the state of combination in first step portion 206 and second step portion 31 at plug 200 from electric connector 100, curved portions 41 will return to the bottom of guide surface 11.In this state, if there is no mandatory external force, because stopping of guide surface 11 makes the removable insulator 3 can be due to the gravity of self or vibration and move with respect to fixed insulation body 1.
Further, each holding device is further formed with a locking bend 42, and correspondingly, fixed insulation body 1 further forms at least one locking recess 12.As Figure 17, 18, shown in 22-24, plug 200 insert in electric connector 100 and first step portion 206 against living under the state of second step portion 31, plug 200 will promote removable insulator 3 and move with respect to fixed insulation body 1, in each near-end splicing ear 23 and 24 and the corresponding near-end connecting portion 203 and 204 of plug 200 during in status of electrically connecting, be that plug 200 while being inserted into suitable position in electric connector 100, each locking bend 42 is because the extruding of the far-end connecting portion 201 that is subject to plug 200 produces distortion and is partly attached in corresponding locking recess 12, to stop described removable insulator 3 to move along the direction contrary with direction of insertion with respect to fixed insulation body 1.Like this, because removable insulator 3 is abutted together with fixed insulation body 1, removable insulator 3 can not moved further towards fixed insulation body 1; Simultaneously, due to locking bend 42 and the combination of locking recess 12, removable insulator 3 will can not move away from fixed insulation body 1, so just removable insulator 3 and fixed insulation body 1 are remained on to metastable bonding state, make plug 200 because the relatively stable of removable insulator 3 remains in electric connector 100.
According to the further exemplary embodiment of electric connector 100 of the present invention, referring to Fig. 8 and 9, multiple splicing ears 2 further comprise a detection terminal 25, described detection terminal is configured to until plug 200 just be electrically connected with in the near-end connecting portion of plug 200 and far-end connecting portion one while being inserted in electric connector 100 completely and and described near-end splicing ear and far-end splicing ear in an electric loop of a formation.More specifically, detection terminal 25 is until plug 200 just be electrically connected also with the end surface 207 (Fig. 1) of the far-end connecting portion that is positioned at distal-most end of plug 200 while being inserted in electric connector 100 completely and the far-end splicing ear 21 being electrically connected with the far-end connecting portion 201 that is positioned at distal-most end forms electric loop.Be appreciated that, be provided with checkout gear for the electronic equipment that electric connector 100 is installed, this checkout gear can detect the electric loop being made up of far-end connecting portion 201 and far-end splicing ear 21 and connect, thereby shows that plug 200 has been inserted completely in electric connector 100.On the contrary, also do not connect if checkout gear detects this electricity loop, show that plug 200 is not also inserted into correct position, or show that fault has appearred in plug or electric connector.
Referring to Figure 19-22, fixed insulation body 1 is provided with an accommodation section 6, on described accommodation section 6, form the faying face 61 (Figure 20) mating with the distal surface 207 of plug 200, in the time that plug 200 is inserted into the correct position in electrical connection 100, be that each splicing ear is while being electrically connected respectively with the corresponding connecting portion of plug 200, the distal surface 207 of plug 200 is just in time resisted against on faying face 61, plug 200 stably can be remained in electric connector 100 like this.Further, referring to Figure 19 and 20, on faying face 61, form a through hole, in the time that plug 200 is inserted into the correct position in electrical connection 100, described detection terminal 25 is electrically connected with the end surface 207 of plug 200 through described through hole, thereby test plug 200 is inserted state in place.Accommodation section 6 can be formed on fixed insulation body 1.In another kind of embodiment, accommodation section 6 is removably mounted on fixed insulation body 1.
Referring to Fig. 5,25-27, electric connector 100 according to the present invention further comprises an insulation shell 7, and fixed insulation body 1 and removable insulator 3 are arranged in insulation shell 7.Further, form at least one guide hump 71 on insulation shell 7, described guide hump 71 coordinates with guiding groove 5, to guide upper removable insulator 3 to move with respect to fixed insulation body 1 in insulation shell 1.Being formed by the gap between the first removable insulator and the second removable insulator at guiding groove 5, as shown in Figure 26 and 27, guide hump 71 is formed on the inner side of the upper lower wall of insulation shell 7.Be appreciated that, if guiding groove is formed on other position of removable insulator, guide hump also will correspondingly be formed on the diverse location of insulation shell 7, to coordinate with guiding groove.The end of insulation shell 7 forms a jack 72 for allowing plug 200 to insert.
Further, electric connector 100 also comprises the shield shell 8 that a metal material is made, and described shield shell 8 is arranged on the outside of insulation shell 7, so that the connecting portion of splicing ear 2 and plug 200 is carried out to electric screen.Shield shell 8 can adopt the mode of interference fit to be connected with insulation shell 7, so that electric connector has waterproof, moisture-proof function.On shield shell 8, be also provided with multiple installation portions 81, be installed in electronic equipment for the mode that electric connector 200 is for example adopted to welding or be threaded.
In the embodiment describing, can avoid two near-end splicing ears to contact with the far-end connecting portion of plug, but the present invention is not limited thereto in the above.In interchangeable embodiment, by increasing or reduce the quantity of removable insulator, can avoid 3 or 1 near-end splicing ear to contact with far-end connecting portion.
15-24 describes the operating process of the electric connector according to the present invention with reference to the accompanying drawings.It should be noted that, in above-mentioned accompanying drawing, for the purpose of understanding, excised SI semi-insulation housing and partly shielding effect housing.
Referring to Figure 15-16, in the situation that plug 200 does not insert in electric connector 100, the curved portions 41 of holding device 4 is positioned at the bottom of the guide surface 11 of fixed insulation body 1, under the effect that there is no mandatory external force, because stopping of guide surface 11 makes the removable insulator 3 can be due to the gravity of self or vibration and move with respect to fixed insulation body 1.In the case, the bend 231 and 241 that is appreciated that near-end splicing ear 23 and 24 lays respectively in those widened sections 321 and 331.
Afterwards, referring to Figure 19-21, plug 200 is inserted in electric connector 100, in the first step portion 206 of plug 200, against before living the second step portion 31 of removable insulator 3, removable insulator 3 still keeps static with respect to fixed insulation body 1.In this insertion process, the curved portions 41 of holding device 4 is still positioned at the bottom of the guide surface 11 of fixed insulation body 1, the bend 231 and 241 of near-end splicing ear 23 and 24 lays respectively in those widened sections 321 and 331, make near-end splicing ear 23 and 24 remain on free state and not contact with 204 with near-end connecting portion 203, the contact site of near-end connecting portion 203 and 204 is in vacant state freely.Due to near-end the splicing ear 203 and 204 far-end connecting portion 201 and 202 that do not rub, reduce near-end splicing ear 203 and 204 and occur the possibility of damage.
Referring to Figure 22-24, in the first step portion 206 of plug 200 after living the second step portion 31 of removable insulator 3 and continue to insert plug 200, plug 200 will promote removable insulator 3 and move towards fixed insulation body 1, simultaneously, the curved portions 41 of holding device 4 moves together with the far-end connecting portion 201 of plug 200 with bend 42, in process in curved portions 41 through the guide surface 11 of inclination, bend 42 deforms gradually due to the extruding of the guide surface 11 that is subject to far-end connecting portion 201 and tilt.Simultaneously, in plug 200 promotes process that removable insulator 3 moves towards fixed insulation body 1, two the near-end splicing ears 203 and 204 that are arranged on fixed insulation body 1 move with respect to slit 32 and 33 respectively in slit 32 and 33, bend 231 and 241 leaves respectively those widened sections 321 and 331 gradually, in the time that bend 241 and 231 leaves respectively those widened sections 33 and 32 and enters narrower slit, bend 241 and 231 is respectively owing to being subject to compared with the extruding of narrow slit 33 and 32, near-end splicing ear 24 and 23 being electrically connected respectively with corresponding near-end connecting portion 204 and 203.
In each near-end splicing ear 23 and 24 and the corresponding near-end connecting portion 203 and 204 of plug 200 during in status of electrically connecting, be that plug 200 while being inserted into suitable position in electric connector 100, each locking bend 42 due to be subject to the extruding of far-end connecting portion 201 of plug 200 produce distortion and partly (for example curved portions 41) be attached in corresponding locking recess 12, thereby stop removable insulator 3 to move along the direction contrary with the direction of insertion of plug 200 with respect to fixed insulation body 1.Like this, because removable insulator 3 is abutted together with fixed insulation body 1, removable insulator 3 can not moved further towards fixed insulation body 1; Simultaneously, due to locking bend 42 and the combination of locking recess 12, removable insulator 3 will can not move away from fixed insulation body 1, so just removable insulator 3 and fixed insulation body 1 are remained on to metastable bonding state, make plug 200 because the relatively stable of removable insulator 3 remains in electric connector 100.
In the time that plug 200 is extracted to electric connector 100, be greater than locking bend 42 and the confining force locking between recess 12 for the frictional force between far-end connecting portion 201 and the strained locking bend 42 of plug 200, what make that the locking bend 42 of holding device 4 moves and lock bend 42 outward with far-end connecting portion 201 is attached to the part locking in recess 12 recess 12 that goes out of lock.Along with, holding device 4 continues to move outward, and curved portions 41 moves to bottom gradually from the top of guide surface 11, and locking bend 42 returns to gradually original removable insulator 3 of state while and is also subject to the stopping of end wall of insulation shell 7 and stops mobile.Simultaneously, in the process that removable insulator 3 moves away from fixed insulation body 1, the bend 231 and 241 of two near-end splicing ears 203 and 204 leaves respectively slit 32 and 33 and enter into those widened sections 321 and 331, near-end splicing ear 23 and 24 returns to original free state gradually, the contact site of near-end splicing ear 23 and 24 also leaves respectively near-end connecting portion 203 and 204, even if in the process that the far-end connecting portion of plug 200 202 and 201 is extracted at plug 200 through near-end splicing ear 23 and 24 o'clock, far-end connecting portion 202 does not also contact with 24 with near-end splicing ear 23 with 201, thereby reduce the friction to near-end splicing ear 203 and 204.Like this, in the time that plug 200 is extracted electric connector 100 completely, the internal structure of electric connector 100 returns to again the initial condition shown in Figure 14-16.
Plug of the present invention can be in use to need the audio jack that repeatedly plugs, and for example headset plug of 3.5 millimeters, phono connector, can be plug, the plug with 3 electrical contacts etc. with 4 electrical contacts.
According to the electric connector of above-mentioned various embodiment of the present invention, insert in electric connector and plug promotes in part process that removable insulator moves at plug, before far-end splicing ear is electrically connected with plug far-end connecting portion, the near-end splicing ear of fixed insulation body does not contact with any connecting portion of plug, until inserting, plug puts in place, be after far-end splicing ear is electrically connected with far-end connecting portion, near-end splicing ear just contacts with the near-end connecting portion of plug.Similarly, in the part process pulling the plug out of the socket, after far-end splicing ear leaves the electrical connection of far-end connecting portion, the near-end splicing ear of fixed insulation body does not also contact with any connecting portion of plug.Shorten thus the contact path of near-end splicing ear with plug, reduced the friction to near-end splicing ear, extended the life-span of near-end splicing ear.
It will be appreciated by those skilled in the art that, embodiment described above is exemplary, and those skilled in the art can make improvements, structure described in various embodiment can be carried out independent assortment in the case of the conflict aspect not recurring structure or principle, thereby solving on the basis of technical problem of the present invention, realize more kinds of electric connectors.
After describing preferred embodiment of the present invention in detail; those of ordinary skill in the art can clearly understand; can carry out various variations and change not departing under the protection range of the claim of enclosing and spirit, and the present invention is not also limited to the execution mode of examples cited embodiment in specification.It should be noted that word " comprises " does not get rid of other element or step, and word " " or " one " do not get rid of multiple.In addition, any element numbers of claim should not be construed as and limits the scope of the invention.
Claims (21)
1. an electric connector, for being electrically connected with a plug, described plug comprises at least one near-end connecting portion and at least one far-end connecting portion of from near-end to far-end, arranging successively in the axial direction, described electric connector comprises:
A fixed insulation body;
Multiple splicing ears, described multiple splicing ear is arranged on described fixed insulation body and in one end of described fixed insulation body insulated from each otherly and extends different length, thereby forms at least one the near-end splicing ear being electrically connected respectively with described at least one near-end connecting portion and at least one the far-end splicing ear being electrically connected respectively with described at least one far-end connecting portion; And
A removable insulator, described removable insulator is formed in the process that described plug inserts described electric connector and moves with respect to described fixed insulation body, along with the movement of described removable insulator, promote each described near-end splicing ear and move to convert status of electrically connecting to from leaving state respectively with corresponding near-end connecting portion, made before described at least one far-end splicing ear is electrically connected with described at least one far-end connecting portion respectively, each described near-end splicing ear leaves corresponding near-end connecting portion, after described at least one far-end splicing ear is electrically connected with described at least one far-end connecting portion respectively, each described near-end splicing ear is electrically connected with corresponding near-end connecting portion.
2. electric connector as claimed in claim 1, wherein, described plug is provided with a first step portion, on described removable insulator, form at least one the second step portion (31) coordinating with described first step portion, described plug can move with respect to described fixed insulation body by the described removable insulator of cooperation promotion of described first step portion and second step portion.
3. electric connector as claimed in claim 2, wherein, each described near-end splicing ear is provided with a bend;
Described removable insulator is provided with multiple slits that run through in the axial direction described removable insulator, is formed with a those widened sections in each described slit,
Wherein, in the process moving at described removable insulator, when described crooked position is during in described those widened sections, described near-end splicing ear leaves corresponding near-end connecting portion; In the time that described bend leaves in described those widened sections, described bend due to receive described slit extruding and time near-end splicing ear be electrically connected with corresponding near-end connecting portion.
4. electric connector as claimed in claim 3, wherein, described removable insulator comprises a first removable insulator and a second removable insulator,
Described near-end splicing ear comprises a first near-end splicing ear and a second long near-end splicing ear of ratio the first near-end splicing ear, and described the first near-end splicing ear and the second near-end splicing ear are respectively through being formed on first slit on the first removable insulator and being formed on second slit on the second removable insulator.
5. the electric connector as described in any one in claim 1-4, wherein, forms at least one guiding groove on described removable insulator.
6. electric connector as claimed in claim 5, wherein, described the first removable insulator and the second removable insulator are integrally formed.
7. electric connector as claimed in claim 5, wherein, described the first removable insulator and the second removable insulator are separated from each other, and described guiding groove is formed between described the first removable insulator and the second removable insulator.
8. the electric connector as described in any one in claim 1-4, wherein, on described removable insulator, be fixedly installed at least one holding device, described holding device is configured to the relative position between described removable insulator and the maintenance of fixed insulation body to remain on metastable state.
9. electric connector as claimed in claim 8, wherein, the free end of each described holding device forms a curved portions;
On described fixed insulation body, form the guide surface of inclination, in the process moving with respect to described fixed insulation body at the described removable insulator of described plug promotion, described curved portions moves to the top of described guide surface reposefully from the bottom of corresponding described guide surface.
10. electric connector as claimed in claim 9, wherein, each described holding device is further formed with a locking bend,
Described fixed insulation body further forms at least one locking recess, at each described near-end splicing ear with corresponding near-end connecting portion during in status of electrically connecting, each described locking bend is because the extruding that is subject to far-end connecting portion produces distortion and is partly attached in corresponding described locking recess, to stop described removable insulator to move along the direction contrary with the direction of insertion of plug with respect to described fixed insulation body.
11. electric connectors as described in any one in claim 1-10, wherein, described multiple splicing ear further comprises a detection terminal, described detection terminal is configured to until described plug just be electrically connected with in the near-end connecting portion of described plug and far-end connecting portion one while being inserted in described electric connector completely and and described near-end splicing ear and far-end splicing ear in an electric loop of a formation.
12. electric connectors as claimed in claim 11, wherein, described detection terminal is until described plug just be electrically connected also with the end surface of the far-end connecting portion that is positioned at distal-most end of described plug while being inserted in described electric connector completely and the far-end splicing ear being electrically connected with the described far-end connecting portion that is positioned at distal-most end forms described electric loop.
13. electric connectors as claimed in claim 12, wherein, described fixed insulation body is provided with an accommodation section, forms the faying face mating with the distal surface of described plug on described accommodation section.
14. electric connectors as claimed in claim 13, wherein, form a through hole on described faying face, described detection terminal is electrically connected with the end surface of described plug through described through hole.
15. electric connectors as claimed in claim 13, wherein, described accommodation section is formed on described fixed insulation body.
16. electric connectors as claimed in claim 13, wherein, described accommodation section is removably mounted on described fixed insulation body.
17. electric connectors as claimed in claim 5, further comprise an insulation shell, and described fixed insulation body and removable insulator are arranged in described insulation shell.
18. electric connectors as claimed in claim 17, wherein, on described insulation shell, form at least one guide hump, described guide hump coordinates with described guiding groove, to guide upper removable insulator to move with respect to described fixed insulation body in described insulation shell.
19. electric connectors as claimed in claim 18, wherein, the end of described insulation shell forms a jack for allowing described plug to insert.
20. electric connectors as claimed in claim 17, further comprise a shield shell, and described shield shell is arranged on the outside of described insulation shell.
21. electric connectors as claimed in claim 1, wherein, described plug is the audio jack with 3 or 4 electrical connection sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310213379.XA CN104218406B (en) | 2013-05-31 | 2013-05-31 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310213379.XA CN104218406B (en) | 2013-05-31 | 2013-05-31 | Electric connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104218406A true CN104218406A (en) | 2014-12-17 |
| CN104218406B CN104218406B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310213379.XA Expired - Fee Related CN104218406B (en) | 2013-05-31 | 2013-05-31 | Electric connector |
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| Country | Link |
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| CN (1) | CN104218406B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107146969A (en) * | 2016-03-01 | 2017-09-08 | 富士康(昆山)电脑接插件有限公司 | Audio connector |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201556789U (en) * | 2009-10-21 | 2010-08-18 | 实盈电子(东莞)有限公司 | Electric connector |
| CN202178429U (en) * | 2011-07-29 | 2012-03-28 | 深圳君泽电子有限公司 | Connector seat and earphone connector |
| CN202205908U (en) * | 2010-10-22 | 2012-04-25 | 信音电子(中国)股份有限公司 | Plug, socket and combination structure thereof of audio connector |
| CN102623850A (en) * | 2012-03-16 | 2012-08-01 | 富士康(昆山)电脑接插件有限公司 | Audio connector |
| US8287314B1 (en) * | 2011-08-03 | 2012-10-16 | Cheng Uei Precision Industry Co., Ltd. | Audio jack connector |
-
2013
- 2013-05-31 CN CN201310213379.XA patent/CN104218406B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201556789U (en) * | 2009-10-21 | 2010-08-18 | 实盈电子(东莞)有限公司 | Electric connector |
| CN202205908U (en) * | 2010-10-22 | 2012-04-25 | 信音电子(中国)股份有限公司 | Plug, socket and combination structure thereof of audio connector |
| CN202178429U (en) * | 2011-07-29 | 2012-03-28 | 深圳君泽电子有限公司 | Connector seat and earphone connector |
| US8287314B1 (en) * | 2011-08-03 | 2012-10-16 | Cheng Uei Precision Industry Co., Ltd. | Audio jack connector |
| CN102623850A (en) * | 2012-03-16 | 2012-08-01 | 富士康(昆山)电脑接插件有限公司 | Audio connector |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107146969A (en) * | 2016-03-01 | 2017-09-08 | 富士康(昆山)电脑接插件有限公司 | Audio connector |
| CN107146969B (en) * | 2016-03-01 | 2019-05-17 | 富士康(昆山)电脑接插件有限公司 | Audio connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104218406B (en) | 2016-08-24 |
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