CN104505625B - A kind of electric connector - Google Patents
A kind of electric connector Download PDFInfo
- Publication number
- CN104505625B CN104505625B CN201410786497.4A CN201410786497A CN104505625B CN 104505625 B CN104505625 B CN 104505625B CN 201410786497 A CN201410786497 A CN 201410786497A CN 104505625 B CN104505625 B CN 104505625B
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- Prior art keywords
- plate
- spline
- contact
- section
- square opening
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
- H01R13/42—Securing in a demountable manner
- H01R13/428—Securing in a demountable manner by resilient locking means on the contact members; by locking means on resilient contact members
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- Connector Housings Or Holding Contact Members (AREA)
Abstract
The present invention relates to a kind of electric connector, including contact and the insulator being provided with contact cavity, contact includes the contact body that front end is inserted terminal, circumference spline structure it is provided with on contact body, contact cavity includes the square opening section loaded for described circumference spline structure, circumference spline structure includes that plate shape body, the left end of plate shape body have integrally been folded upward at spline plate, and upper spline plate has the left side plan for putting being sticked with the left side hole wall of described square opening section；Plate shape body right-hand member one be bent with downwards lower spline plate, lower spline plate has the right side plan for putting being sticked with the right side hole wall of described square opening section, left and right side plane extend perpendicularly to left and right directions.The present invention solves the circumferential spline structure of the contact in existing electric connector and causes the problem that circumference spline structure cost of manufacture is higher because machining making.
Description
Technical field
The present invention relates to the electric connector for signal of telecommunication transmission.
Background technology
Existing electric connector includes insulator, the contact cavity extended along the longitudinal direction it is provided with in insulator, contact cavity is provided with the contact that front end is inserted terminal, in order to ensure the firm fixing of contact, contact is typically matched with insulator by circumference spline structure and axial limit structure, circumference spline structure is possible to prevent contact opposing insulation body to circumferentially rotate, and axial limit structure is possible to prevent contact opposing insulation body to move axially.Existing this contact there is a problem in that circumference spline structure and contact are typically added by copper rod material machine and forms, such as copper rod material is machined to square structure, square structure realizes spline with the square contact part installing hole adaptation plug-in mounting of insulator, for the contact that physical dimension is less, material forming process is gone to be not easy to make, mach cost is the highest, and it is inefficient, the product cost causing adapter is higher, the product price in a set of 6 chambeies, at about ten thousand yuan, does not the most utilize universal.
Summary of the invention
It is an object of the invention to provide a kind of electric connector, make because machining and cause the problem that circumference spline structure cost of manufacture is higher solving the circumferential spline structure of the contact in existing electric connector.
In order to solve the problems referred to above, the technical scheme is that
A kind of electric connector, including contact and the insulator being provided with contact cavity, contact includes the contact body that front end is inserted terminal, circumference spline structure it is provided with on contact body, contact cavity includes the square opening section loaded for described circumference spline structure, circumference spline structure includes that plate shape body, the left end of plate shape body have integrally been folded upward at spline plate, and upper spline plate has the left side plan for putting being sticked with the left side hole wall of described square opening section；Plate shape body right-hand member one be bent with downwards lower spline plate, lower spline plate has the right side plan for putting being sticked with the right side hole wall of described square opening section, left and right side plane extend perpendicularly to left and right directions.
Described upper spline plate includes the upper spline plate vertical plate section that thickness of slab extends in left-right direction and the left arc connecting plate section being connected between described upper spline plate vertical plate section and plate shape body, and described left side plan is made up of the left plate face of described upper spline plate vertical plate section.
Described lower spline plate includes the lower spline plate vertical plate section that thickness of slab extends in left-right direction and the right arc connecting plate section being connected between described lower spline plate vertical plate section and plate shape body, and described right side plan is made up of the right panel face of described lower spline plate vertical plate section.
The thickness of described plate shape body is vertically extending.
The beading that length bearing of trend is consistent with plate shape body length bearing of trend it is provided with on described plate shape body.
Described contact body includes the cylindrical body that axis extends along the longitudinal direction, the rear end of cylindrical body is wholely set with described circumference spline structure, the front end of cylindrical body is rolled into by flat-form material, described inserted terminal includes that at least two lobes are around the circumferentially-spaced spring pawl being integrally formed on described cylindrical body front end face, each spring pawl surrounds the jack for adaptive contact pin grafting, described contact cavity also includes being connected to the circular port section that the axis of described square opening section front end extends along the longitudinal direction, and described cylindrical body is coincide and loaded in described circular port section.
The front end of described cylindrical body is provided with the step surface installation step for installing respective sheath forward.
Described upper spline plate has and is moved upwardly by the upper surface of the limit for coordinate spacing with the upside hole wall of described square opening section limiting circumference spline structure；Described lower spline plate has and moves the lower surface of the limit for coordinate spacing with the downside hole wall of described square opening section down limiting circumference spline structure.
Described circular port section and square opening section are connected by spacing direction limited step backwards, described limited step coordinate with the front end face block of described upper and lower spline plate with limit described contact move forward, on the upper surface of upper spline plate integrally formed with for by rear to front interference loading described square opening section upside hole wall in upper strong dress agnail.
Integrally formed with the lower strong dress agnail in the downside hole wall for being loaded described square opening section by rear to front interference on the lower surface of described lower spline plate.
When the invention have the benefit that use, circumference spline structure is placed in the square opening section of contact cavity, the left side plan of upper spline plate is put being sticked with the left side hole wall of contact cavity, the right side plan of lower spline plate is put being sticked with the right side hole wall of contact cavity, thus can realize the contact circumferential spline relative to contact cavity, whole circumference spline structure is formed by panel-like member bending, it is prone to make, there is not machining problem, greatly reduce the manufacture difficulty of circumference spline structure, improve the make efficiency of product, on, the wrap direction of lower spline plate is contrary, circumference spline structure is made to be easier to bending and molding, contribute to further reducing the manufacture difficulty of circumference spline structure.
Accompanying drawing explanation
Fig. 1 is the structural representation of contact in one embodiment of the present of invention；
Fig. 2 is that the A-A of Fig. 1 is to sectional view；
Fig. 3 is the left view of Fig. 2；
Fig. 4 is the axonometric chart of Fig. 1；
Fig. 5 is the structural representation of insulator in one embodiment of the present of invention；
Fig. 6 is the structural representation at another visual angle of Fig. 5.
Detailed description of the invention
The enforcement of electric connector is such as shown in Fig. 1 ~ 6: includes contact and is provided with the insulator 13 of contact cavity, contact cavity includes circular port section 15 and the square opening section 14 front and back arranged, the axis of circular port section extends along the longitudinal direction, passes through spacing direction limited step backwards and connect between circular port section and square opening section.nullContact includes the contact body that front end is inserted terminal，The circumferential spline structure for being placed in square opening section it is provided with on contact body，Circumference spline structure includes the plate shape body 5 that thickness of slab is vertically extending，The left end of plate shape body 5 has integrally been folded upward at spline plate，Upper spline plate includes the upper spline plate vertical plate section 7 that thickness of slab extends in left-right direction and the left arc connecting plate section 9 being connected between spline plate vertical plate section 7 and plate shape body 5，The left plate face of upper spline plate vertical plate section constitutes the left side plan for putting being sticked with the left side hole wall of square opening section，The upper surface of upper spline plate vertical plate section moves up the limit for coordinate spacing with the upside hole wall of square opening section with restriction circumference spline structure，Integrally formed with the upper strong dress agnail 6 in the upside hole wall for being loaded square opening section by rear to front interference on the upper surface of upper spline plate vertical section；nullThe right-hand member one of plate shape body is bent with downwards lower spline plate，Lower spline plate includes the lower spline plate vertical plate section 11 that thickness of slab extends in left-right direction and the right arc connecting plate section 10 being connected between lower spline plate vertical plate section 11 and plate shape body 5，The right panel face of lower spline plate vertical plate section constitutes the right side plan for putting being sticked with the right side hole wall of square opening section，The lower surface of lower spline plate vertical plate section moves down the limit for coordinate spacing with the downside hole wall of square opening section with restriction circumference spline structure，Integrally formed with the lower strong dress agnail 12 in the downside hole wall for being loaded square opening section by rear to front interference on the lower surface of lower spline plate vertical section，On、The front end face of lower spline plate is for coordinating with the limited step block in contact cavity and limiting contact and move the limit forward，On、Lower strong dress agnail and the spacing cooperation of corresponding hole wall of contact cavity and limit contact and move backwards.The length of plate shape body extends along the longitudinal direction, and the rear end of plate shape body is provided with flake shape and is press-fitted tail end 8, and plate shape body is provided with the beading 4 that length bearing of trend is consistent with plate shape body length bearing of trend.Contact body includes the cylindrical body 3 that axis extends along the longitudinal direction, the rear end of cylindrical body is wholely set with circumference spline structure, the front end of cylindrical body is rolled into by flat-form material, cylindrical body is coincide in the circular port section loading contact cavity, inserted terminal includes that pintongs is around the circumferentially-spaced spring pawl 1 being integrally formed on cylindrical body front end face, each spring pawl surrounds and obtains jack for adaptive contact pin grafting, and turning up in the front end of each spring pawl has the pyramidal structure guiding the diameter from front to back of inserting to become larger for contact pin.The front end of cylindrical body is provided with the step surface installation step 2 for installing respective sheath forward, is set with sheath during use on installation step, and sheath can realize the protection to spring pawl.
The circumferential spline structure of contact is placed in the square opening section of contact cavity, the cylindrical body of contact is coincide in the circular port section loading contact cavity, setting by circular port section, it is ensured that even if the length of contact is longer, contact also will not glance off phenomenon.Whole contact in the present invention is formed by flat-form material punching press, bending completely, is not required to machining processes, simple in construction, is prone to make, and cost of manufacture is relatively low；Circumference spline structure is also to be formed by one piece of plate bending, structure is the simplest, with low cost, the bending of upper and lower spline plate is towards on the contrary, the bending making plate is more easily implemented, the bending of the most upper and lower spline plate towards the span that can also increase on the contrary on upper and lower bending plate above-below direction, so uses less plate to can be realized as the upper and lower side opening wall of contact cavity and circumferential spline structure is spacing coordinates, contribute to further saving plate.In other embodiments of the invention: the thickness of slab of the plate shape body of circumference spline structure can not also be vertically extending, such as the bearing of trend of plate shape body and left and right directions are inclined to certain angle；Left and right arc connecting plate section can not also set, and upper and lower spline plate vertical plate section can be directly arranged on plate shape body；Beading can also be without setting；Upper and lower strong dress agnail can not also set, and now can limit contact move backwards by arranging jump ring or pressing plate；This contact can also be a contact pin contacting piece；Upper and lower strong dress agnail can also only arrange one, and the strongest dress agnail can also be arranged on left side plan and/or right side plan.
Claims (10)
1. an electric connector, including contact and the insulator being provided with contact cavity, contact includes the contact body that front end is inserted terminal, circumference spline structure it is provided with on contact body, it is characterized in that: contact cavity includes the square opening section loaded for described circumference spline structure, circumference spline structure includes plate shape body, the left end of plate shape body has integrally been folded upward at spline plate, and upper spline plate has the left side plan for putting being sticked with the left side hole wall of described square opening section；Plate shape body right-hand member one be bent with downwards lower spline plate, lower spline plate has the right side plan for putting being sticked with the right side hole wall of described square opening section, left and right side plane extend perpendicularly to left and right directions.
Electric connector the most according to claim 1, it is characterized in that: described upper spline plate includes the upper spline plate vertical plate section that thickness of slab extends in left-right direction and the left arc connecting plate section being connected between described upper spline plate vertical plate section and plate shape body, and described left side plan is made up of the left plate face of described upper spline plate vertical plate section.
Electric connector the most according to claim 1, it is characterized in that: described lower spline plate includes the lower spline plate vertical plate section that thickness of slab extends in left-right direction and the right arc connecting plate section being connected between described lower spline plate vertical plate section and plate shape body, and described right side plan is made up of the right panel face of described lower spline plate vertical plate section.
Electric connector the most according to claim 1, it is characterised in that: the thickness of described plate shape body is vertically extending.
Electric connector the most according to claim 1, it is characterised in that: it is provided with the beading that length bearing of trend is consistent with plate shape body length bearing of trend on described plate shape body.
6. according to the electric connector described in claim 1 ~ 5 any one, it is characterized in that: described contact body includes the cylindrical body that axis extends along the longitudinal direction, the rear end of cylindrical body is wholely set with described circumference spline structure, the front end of cylindrical body is rolled into by flat-form material, described inserted terminal includes that at least two lobes are around the circumferentially-spaced spring pawl being integrally formed on described cylindrical body front end face, each spring pawl surrounds the jack for adaptive contact pin grafting, described contact cavity also includes being connected to the circular port section that the axis of described square opening section front end extends along the longitudinal direction, described cylindrical body is coincide and is loaded in described circular port section.
7. according to the electric connector shown in claim 6, it is characterised in that: the front end of described cylindrical body is provided with the step surface installation step for installing respective sheath forward.
Electric connector the most according to claim 6, it is characterised in that: described upper spline plate has and is moved upwardly by the upper surface of the limit for coordinate spacing with the upside hole wall of described square opening section limiting circumference spline structure；Described lower spline plate has and moves the lower surface of the limit for coordinate spacing with the downside hole wall of described square opening section down limiting circumference spline structure.
Electric connector the most according to claim 8, it is characterized in that: described circular port section and square opening section are connected by spacing direction limited step backwards, described limited step coordinate with the front end face block of described upper and lower spline plate with limit described contact move forward, on the upper surface of upper spline plate integrally formed with for by rear to front interference loading described square opening section upside hole wall in upper strong dress agnail.
Electric connector the most according to claim 8, it is characterised in that: integrally formed with the lower strong dress agnail in the downside hole wall for being loaded described square opening section by rear to front interference on the lower surface of described lower spline plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410786497.4A CN104505625B (en) | 2014-12-18 | 2014-12-18 | A kind of electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410786497.4A CN104505625B (en) | 2014-12-18 | 2014-12-18 | A kind of electric connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104505625A CN104505625A (en) | 2015-04-08 |
| CN104505625B true CN104505625B (en) | 2016-09-21 |
Family
ID=52947357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410786497.4A Active CN104505625B (en) | 2014-12-18 | 2014-12-18 | A kind of electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104505625B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SG162628A1 (en) * | 2008-12-16 | 2010-07-29 | Molex Inc | Card edge connector |
| CN201336419Y (en) * | 2008-12-22 | 2009-10-28 | 苏州华旃航天电器有限公司 | Electrical connector with fixed contact element |
| CN101997204B (en) * | 2010-11-24 | 2013-06-19 | 中航光电科技股份有限公司 | Rectangular electric connector with attachment and pre-contact element thereof |
| CN202189926U (en) * | 2011-08-16 | 2012-04-11 | 四川永贵科技有限公司 | Electric connector with contact element assembled in orientating way |
| CN203071278U (en) * | 2012-11-30 | 2013-07-17 | 泰科电子(上海)有限公司 | Terminal fixing device and connector |
| CN103904457B (en) * | 2012-12-25 | 2017-04-26 | 祥峰实业股份有限公司 | Connector structure |
-
2014
- 2014-12-18 CN CN201410786497.4A patent/CN104505625B/en active Active
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| Publication number | Publication date |
|---|---|
| CN104505625A (en) | 2015-04-08 |
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