CN106898902A - Electric connector - Google Patents

Electric connector Download PDF

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Publication number
CN106898902A
CN106898902A CN201710181304.6A CN201710181304A CN106898902A CN 106898902 A CN106898902 A CN 106898902A CN 201710181304 A CN201710181304 A CN 201710181304A CN 106898902 A CN106898902 A CN 106898902A
Authority
CN
China
Prior art keywords
terminal
pedestal
electric connector
base
insulating body
Prior art date
Application number
CN201710181304.6A
Other languages
Chinese (zh)
Inventor
赵胜理
范俊
仇金国
姚涛
Original Assignee
启东乾朔电子有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 启东乾朔电子有限公司 filed Critical 启东乾朔电子有限公司
Priority to CN201710181304.6A priority Critical patent/CN106898902A/en
Publication of CN106898902A publication Critical patent/CN106898902A/en

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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/40Securing contact members in or to a base or case; Insulating of contact members
    • H01R13/405Securing in non-demountable manner, e.g. moulding, riveting
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/52Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5202Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/627Snap or like fastening

Abstract

The invention discloses a kind of electric connector,It includes shell and terminal base,The shell is provided with the slot for running through along the longitudinal direction,The terminal base is attached in slot from back to front,The terminal base includes insulating body and is fixed on some terminals of insulating body,The insulating body includes pedestal and extends the hyoplastron of formation forward from pedestal,Some terminals include being separately positioned on the first row terminal and second row terminal of hyoplastron upper and lower surface,The first row terminal has the first contact site exposed to hyoplastron upper surface,The second row terminal has the second contact site exposed to hyoplastron lower surface,Wherein described insulating body also includes the insulating base for being arranged at pedestal rear and being set with base-separation,The clearance groove for filling waterproof glue is formed between the pedestal and insulating base,So as to improve the fire resistance characteristic of product.

Description

Electric connector

Technical field

A kind of a kind of waterproof construction the present invention relates to electric connector, more particularly to electric connector is set.

Background technology

In prior art related to the present invention, the Chinese utility model the of the bulletin of on January 21st, 2015 is refer to CN204118373U patents, there is disclosed a kind of electric connector, it includes shell and terminal base, and the shell is provided with along front and rear The slot that direction is run through, the terminal base is attached in slot from back to front, and the terminal base includes insulating body and is fixed on Some terminals of insulating body, the insulating body includes pedestal and extends the hyoplastron of formation forward from pedestal, if the dry end Attached bag includes the first row terminal and second row terminal for being separately positioned on hyoplastron upper and lower surface, and the first row terminal has Exposed to the first contact site of hyoplastron upper surface, the second row terminal has the second contact site exposed to hyoplastron lower surface, The pedestal of the insulating body is provided with for the encapsulating groove to lower recess, and the encapsulating groove is used for pouring for waterproof glue Fill.Due to encapsulating groove weak, skewness during waterproof glue encapsulating, so as to cause to prevent that is arranged on pedestal gluing water flow dynamic energy power It is aqueous can not be good.

In view of the drawbacks described above of prior art, is necessary a kind of improved electric connector of design in fact.

The content of the invention

The technical problems to be solved by the invention are:There is provided a kind of water resistance electric connector high.

In order to solve the above technical problems, the technical scheme is that:

A kind of electric connector, it includes shell and terminal base, and the shell is provided with the slot for running through along the longitudinal direction, described Terminal base is attached in slot from back to front, and the terminal base includes insulating body and is fixed on some terminals of insulating body, The insulating body includes pedestal and extends the hyoplastron of formation forward from pedestal, and some terminals include being separately positioned on hyoplastron The first row terminal and second row terminal of upper and lower surface, the first row terminal have the exposed to hyoplastron upper surface One contact site, the second row terminal has the second contact site exposed to hyoplastron lower surface, wherein the insulating body is also wrapped The insulating base for being arranged at pedestal rear and being set with base-separation is included, is formed between the pedestal and insulating base anti-for filling The clearance groove of glue water.

Compared with prior art, the present invention at least has the advantages that:There is no plastic cement phase between pedestal and insulating base Even, the design of the front and rear plastic cement continuity of traditional handicraft is breached, improves fluid ability of the waterproof glue in the region, make to prevent Glue water distribution is more uniform reliable, so as to improve the fire resistance characteristic of product.

Further improvement of the present invention is as follows:

Further, the width of the clearance groove is 0.3mm.

Further, the insulating body passes through injection moulding outside first row terminal and second row terminal.

Further, the first row terminal and second row terminal also include being exposed to exposing between pedestal and insulating base Portion.

Further, the insulating body also includes the stage portion being connected between pedestal and hyoplastron, the first row end Son also includes the first embedded portion being embedded in stage portion, pedestal and insulating base and is extended back from the first embedded portion super Go out the first weld part of insulating base, first contact site extends forward to be formed from the first embedded portion.

Further, the second row terminal also includes that be embedded in stage portion, pedestal and insulating base second buries Portion and the second weld part of insulating base is extended backward more than from the second embedded portion, second contact site from the second embedded portion to Preceding extension is formed.

Further, the shell is metal shell, and is fabricated by by metal powder metallurgy technology.

Further, the insulating body includes the first insulator and the second insulator, first insulator and first Row's terminal is combined into the first terminal module by way of injection moulding, and second insulator is with second row terminal by injection The mode of shaping is combined into Second terminal module.

Further, the electric connector also includes lock metalwork, and the lock metalwork is clamped in first end submodule Between group and Second terminal module, the insulating body also includes the 3rd insulator, and the 3rd insulator passes through injection moulding The terminal module is formed outside the first terminal module, lock metalwork and Second terminal module.

Further, the lock metalwork has the clasp exposed to hyoplastron two opposite sides, and the clasp is used to latch Butt connector.

Brief description of the drawings

Fig. 1 is the stereogram of electric connector of the present invention.

Fig. 2 is the exploded view of electric connector as shown in Figure 1.

Fig. 3 is the stereogram of terminal base as shown in Figure 2.

Fig. 4 is the top view of terminal base as shown in Figure 3.

Fig. 5 is the stereogram before the insulator of terminal base injection moulding the 3rd as shown in Figure 3.

Fig. 6 is the assembling process figure of first row terminal as shown in Figure 5 and material strip.

Fig. 7 is the assembling process figure of second row terminal as shown in Figure 5 and material strip.

Fig. 8 is the top view of electric connector as shown in Figure 1.

Fig. 9 is sectional view of the electric connector as shown in Figure 1 along line A-A.

Figure 10 is sectional view of the electric connector as shown in Figure 1 along line B-B.

Specific embodiment

The present invention is further illustrated with reference to the accompanying drawings and examples.

As shown in Fig. 1 to 10, to meet a kind of electric connector 100 of the invention, it include metal shell 1, terminal base 2, Set casing 6 and waterproof glue 7.

Metal shell 1 is provided with the slot 11 for running through along the longitudinal direction, and slot 11 is rounded rectangular-shaped, in order to dock connection Device can be inserted along positive and negative both direction and coordinated.Metal shell 1 is fabricated by by metal powder metallurgy technology (MIM), so that The structural strength of metal shell 1 is big.Metal shell 1 include body 12, from body 12 to the installation foot 13 that both sides extend with And extended back from body 12 and extend the welding foot 14 of formation still further below.The front end of the 12 of body is provided with a circle recessed groove 15, the recessed groove 15 is used for the installation of rubber ring 3.Each installation foot 13 is provided with the mounting hole 131 of vertically insertion, institute Mounting hole 131 is stated to be rotated into so as to electric connector 100 is fixed into the external circuit board for screw.

In other embodiments, metal shell 1 can be stamped and formed out by sheet metal.Certainly, the gold in other implementations Category shell can also be replaced by be molded by plastic-injection and be formed.

Terminal base 2 is attached in slot 11 from back to front, and the terminal base 2 includes insulating body 20 and is fixed on insulation originally Some terminals of body 20.Insulating body 20 includes pedestal 201 and extends the hyoplastron 202 of formation forward from pedestal 201, described some Terminal includes being separately positioned on the first row terminal 21 and second row terminal 22 of the upper and lower surface of hyoplastron 202, described first Row's terminal 21 has the first contact site 211 exposed to the upper surface of hyoplastron 202, and the second row terminal 22 has exposed to hyoplastron Second contact site 221 of 202 lower surfaces.Hyoplastron 202 extends beyond forward the leading edge of metal shell 1 so as to expose outside, this When the design of sample half metal-back is easy to electric connector 100 to be attached to the casing of external equipment (such as smart mobile phone), can save The space shared by device 100 is electrically connected in external equipment.

Insulating body 20 also includes the insulating base 203 for being arranged at the rear of pedestal 201 and being set with base-separation, the pedestal The clearance groove 204 for filling waterproof glue 7 is formed between 201 and insulating base 203.Do not have between pedestal 201 and insulating base 203 There is plastic cement to be connected, breach the design of the front and rear plastic cement continuity of traditional handicraft, improve flowing of the waterproof glue 7 in the region Ability, makes waterproof glue 7 be distributed more uniform reliability, so as to improve the fire resistance characteristic of product.Preferably, clearance groove 204 Width is 0.3mm.

The insulating body 20 is by injection moulding outside first row terminal 21 and second row terminal 22.The first row end Son 21 and second row terminal 22 also include being exposed to exposing portion 23 between pedestal 201 and insulating base 203.

Insulating body 20 also includes the stage portion 205 being connected between pedestal 201 and hyoplastron 202, the first row terminal 21 also include the first embedded portion 212 being embedded in stage portion 205, pedestal 201 and insulating base 203 and are buried from first Portion 212 extends backward more than the first weld part 213 of insulating base 203, first contact site 213 from the first embedded portion 212 to Preceding extension is formed.Second row terminal 22 also includes that be embedded in stage portion 205, pedestal 201 and insulating base 203 second buries Portion 222 and second weld part (non-label) of insulating base is extended backward more than from the second embedded portion 222, second contact site 221 extend forward formation from the second embedded portion 222.First weld part 213 and the second weld part are parallel with the external circuit board to be set Put, so that for being soldered to the external circuit board using surface soldered technology (SMT).First weld part 213 and the second weld part are arranged Arrange into front two rows.

Insulating body 20 includes the first insulator 24 and the second insulator 25, first insulator 24 and first row terminal 21 are combined into the first terminal module 31 by way of injection moulding, and second insulator 25 is with second row terminal 22 by note The mode for being moulded type is combined into Second terminal module 32.

Electric connector 100 also includes lock metalwork 4, and the lock metalwork 4 is clamped in the first terminal module 31 and the Between two-terminal module 32.Metal latch fastener 4 includes being separated from each other first snap close piece 41 and the second snap close piece 42 of setting, wherein First snap close piece 41 and the second snap close piece 42 are symmetrical set.First snap close piece 41 and the second snap close piece 42 are equipped with exposed to tongue The clasp 43 of the two opposite sides of plate 204, the clasp 43 is used to latch butt connector.First snap close piece 41 and the second snap close piece 42 It is respectively provided with the extension 44 extended back from clasp 43 and the weld part 45 for extending formation from the bending downwards of extension 44.Extension 44 and clasp 43 on be designed with some through holes 46 for vertically running through, the through hole 46 is used for plastic cement liquid during injection moulding Flow into, so as to more stablize fixing lock metalwork 4.The outside of extension 45 is additionally provided with some convex teeth portions 47 and positioned at adjacent convex Depressed part 48 between teeth portion 47, so as to when plastic-injection is molded, more stablize fixing lock metalwork 4.

Insulating body 20 also includes the 3rd insulator 26, and the 3rd insulator 26 is by injection moulding in first end submodule Group 31, lock metalwork 4 and the outer formation terminal module 2 of Second terminal module 32.

Insulating body 20 also includes that, from the outwardly circle convex tendon 27 of pedestal 201, the convex tendon 27 is dry with metal shell 1 Cooperation is related to, outer ring surface and the metal shell 1 of convex tendon 27 are engaged, and instead of the outer ring surface of pedestal 201 of conventional insulating body 20 Coordinate with metal shell 1, the requirement of sealing is reached by controlling matching allowance, electrical connection is improved such that it is able to effective Device interior waterproof performance, while the cooperation that this design is formed can also improve the stability for keeping hyoplastron 202.Preferably, it is described The width of convex tendon 27 is 1/3rd of the width of pedestal 201.

Set casing 6 is welded on the rear end of metal shell 1, in case after not-go-end stroma 2 is repeatedly plugged backward by butt connector Move back.

A kind of manufacture method of electric connector, it comprises the following steps:

(1) first row terminal 21 is provided, the first row terminal 21 includes some first signal terminals 51 and some first Power supply terminal 52, wherein thickness of the thickness of the first power supply terminal 52 more than the first signal terminal 51, by the side of injection moulding Formula is in the first insulator 24 of outer shaping of first row terminal 21 so as to form the first terminal module 31;

(2) second row terminal 22 is provided, the second row terminal 22 includes some secondary signal terminals 53 and some second Power supply terminal 54, the wherein thickness of second source terminal 54 are more than the thickness of secondary signal terminal 53, by the side of injection moulding Formula is in the second insulator 25 of outer shaping of second row terminal 22 so as to form Second terminal module 32;

(3) metal latch fastener 4 is provided, metal latch fastener 4 is folded in the first terminal module 31 and Second terminal module 32 Between, in the first terminal module 31, metal latch fastener 4, the outer shaping the 3rd of Second terminal module 32 by way of injection moulding Insulator 26 is so as to form terminal base 2;

(4) metal shell 1 is provided, the metal shell 1 includes the slot 11 that runs through along the longitudinal direction, by 2 groups of terminal base It is filled in slot 11 so as to form electric connector 100.

The opposite end of some first signal terminals 51 is connected with the first material strip 55, some first electricity wherein in step (1) The opposite end of source terminal 52 is connected with the second material strip 56, and location hole 57 is respectively equipped with the first material strip 55 and the second material strip 56, By being stacked on the second material strip 56 for the first material strip 55, and location hole 57 on the first material strip 55 is aligned on the second material strip 56 Location hole 57, then realize the arrangement of first row terminal 21.

The opposite end of some secondary signal terminals 53 is connected with the 3rd material strip 58, some first electricity wherein in step (2) The opposite end of source terminal 54 is connected with the 4th material strip 59, and location hole 60 is respectively equipped with the 3rd material strip 57 and the 4th material strip 58, Location hole 60 on being stacked on the 4th material strip 58 for 3rd material strip 57, and the 3rd material strip 58 is aligned on the 4th material strip 59 Location hole 60, then realize the arrangement of second row terminal 22.The thickness of the first signal terminal 51 and the thickness of secondary signal terminal 53 Degree is identical, and the thickness of first power supply terminal 52 is identical with the thickness of second source terminal 54.

Wherein metal latch fastener 4 also is provided with the 5th material strip (not shown) in step (3), before the insulator 26 of injection moulding the 3rd The front end of the first material strip, the second material strip, the 3rd material strip and the 4th material strip is cropped, and after the insulator 26 of injection moulding the 3rd, Remaining all material strips are cropped so as to form terminal base 2.

It is also solid including the encapsulating step of waterproof glue 7 and welding after wherein terminal base 2 is attached to metal shell 1 in step (4) The step of determining shell 6, after waterproof glue 7 is poured to clearance groove 204, set casing 6 is soldered to the rear end of metal shell 1.

By above-mentioned manufacture method, the thickness of the thickness than signal terminal of the interior power terminal of electric connector 100/ground terminal Greatly, by high current in the case that product can ensure small size, while temperature rise is small.This patent passes through technological design, by thickness The power ground terminal material that difference is given and signal terminal material, complete to be accurately positioned and fit by material strip location hole, and Gap completes follow-up molding process process in specified requirement is interval between ensureing terminal.

The present invention is not limited to above-mentioned specific embodiment, one of ordinary skill in the art from above-mentioned design, Without performing creative labour, done a variety of conversion are within the scope of the present invention.

Claims (10)

1. a kind of electric connector, it includes shell and terminal base, and the shell is provided with the slot for running through along the longitudinal direction, the end Stroma is attached in slot from back to front, and the terminal base includes insulating body and is fixed on some terminals of insulating body, institute Insulating body is stated including pedestal and extends the hyoplastron of formation forward from pedestal, some terminals include being separately positioned on hyoplastron Surface and the first row terminal and second row terminal of lower surface, the first row terminal have first exposed to hyoplastron upper surface Contact site, the second row terminal has the second contact site exposed to hyoplastron lower surface, it is characterised in that:The insulating body Also include the insulating base for being arranged at pedestal rear and being set with base-separation, be formed with for filling out between the pedestal and insulating base Fill the clearance groove of waterproof glue.
2. electric connector as claimed in claim 1, it is characterised in that:The width of the clearance groove is 0.3mm.
3. electric connector as claimed in claim 1, it is characterised in that:The insulating body is by injection moulding at first row end Outside son and second row terminal.
4. electric connector as claimed in claim 1, it is characterised in that:The first row terminal and second row terminal also include sudden and violent It is exposed between pedestal and insulating base and exposes portion.
5. electric connector as claimed in claim 1, it is characterised in that:The insulating body also includes being connected to pedestal and hyoplastron Between stage portion, the first row terminal also include being embedded in the first embedded portion in stage portion, pedestal and insulating base, with And the first weld part of insulating base is extended backward more than from the first embedded portion, first contact site prolongs forward from the first embedded portion Stretch to be formed.
6. electric connector as claimed in claim 1, it is characterised in that:The second row terminal also include be embedded in stage portion, The second embedded portion in pedestal and insulating base and the second weld part of insulating base is extended backward more than from the second embedded portion, institute The second contact site is stated to extend forward to be formed from the second embedded portion.
7. electric connector as claimed in claim 1, it is characterised in that:The shell is metal shell, and by metal dust Metallurgical technology is fabricated by.
8. electric connector as claimed in claim 1, it is characterised in that:The insulating body is exhausted including the first insulator and second Edge body, first insulator is combined into the first terminal module, described second with first row terminal by way of injection moulding Insulator is combined into Second terminal module with second row terminal by way of injection moulding.
9. electric connector as claimed in claim 8, it is characterised in that:The electric connector also includes lock metalwork, described Lock metalwork is clamped between the first terminal module and Second terminal module, and the insulating body also includes the 3rd insulator, 3rd insulator forms described by injection moulding outside the first terminal module, lock metalwork and Second terminal module Terminal module.
10. electric connector as claimed in claim 1, it is characterised in that:The lock metalwork has opposite exposed to hyoplastron The clasp of both sides, the clasp is used to latch butt connector.
CN201710181304.6A 2017-03-23 2017-03-23 Electric connector CN106898902A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710181304.6A CN106898902A (en) 2017-03-23 2017-03-23 Electric connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710181304.6A CN106898902A (en) 2017-03-23 2017-03-23 Electric connector

Publications (1)

Publication Number Publication Date
CN106898902A true CN106898902A (en) 2017-06-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710181304.6A CN106898902A (en) 2017-03-23 2017-03-23 Electric connector

Country Status (1)

Country Link
CN (1) CN106898902A (en)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202127115U (en) * 2011-06-03 2012-01-25 百慕大商泰科资讯科技有限公司 Combination type universal sequence bus connector
CN204118367U (en) * 2014-07-31 2015-01-21 遂宁立讯精密工业有限公司 Waterproof electrical connector
CN204361372U (en) * 2014-11-14 2015-05-27 富士康(昆山)电脑接插件有限公司 Electric connector
CN205159614U (en) * 2015-10-27 2016-04-13 东莞讯滔电子有限公司 Socket connector
CN105552618A (en) * 2016-01-08 2016-05-04 富士康(昆山)电脑接插件有限公司 Electric connector and manufacturing method therefor
CN205429282U (en) * 2015-12-18 2016-08-03 富士康(昆山)电脑接插件有限公司 Electric connector
CN106159544A (en) * 2015-04-28 2016-11-23 昆山全方位电子科技有限公司 USB Type C water-proof connector
CN205752743U (en) * 2016-05-06 2016-11-30 富士康(昆山)电脑接插件有限公司 Electric connector
CN205921147U (en) * 2015-09-25 2017-02-01 番禺得意精密电子工业有限公司 Electric connector
CN106450909A (en) * 2016-12-14 2017-02-22 昆山嘉华电子有限公司 Electrical connector
CN206834419U (en) * 2017-03-23 2018-01-02 启东乾朔电子有限公司 Electric connector

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202127115U (en) * 2011-06-03 2012-01-25 百慕大商泰科资讯科技有限公司 Combination type universal sequence bus connector
CN204118367U (en) * 2014-07-31 2015-01-21 遂宁立讯精密工业有限公司 Waterproof electrical connector
CN204361372U (en) * 2014-11-14 2015-05-27 富士康(昆山)电脑接插件有限公司 Electric connector
CN106159544A (en) * 2015-04-28 2016-11-23 昆山全方位电子科技有限公司 USB Type C water-proof connector
CN205921147U (en) * 2015-09-25 2017-02-01 番禺得意精密电子工业有限公司 Electric connector
CN205159614U (en) * 2015-10-27 2016-04-13 东莞讯滔电子有限公司 Socket connector
CN205429282U (en) * 2015-12-18 2016-08-03 富士康(昆山)电脑接插件有限公司 Electric connector
CN105552618A (en) * 2016-01-08 2016-05-04 富士康(昆山)电脑接插件有限公司 Electric connector and manufacturing method therefor
CN205752743U (en) * 2016-05-06 2016-11-30 富士康(昆山)电脑接插件有限公司 Electric connector
CN106450909A (en) * 2016-12-14 2017-02-22 昆山嘉华电子有限公司 Electrical connector
CN206834419U (en) * 2017-03-23 2018-01-02 启东乾朔电子有限公司 Electric connector

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