CN210074213U - Contact type electric connector - Google Patents
Contact type electric connector Download PDFInfo
- Publication number
- CN210074213U CN210074213U CN201920630297.8U CN201920630297U CN210074213U CN 210074213 U CN210074213 U CN 210074213U CN 201920630297 U CN201920630297 U CN 201920630297U CN 210074213 U CN210074213 U CN 210074213U
- Authority
- CN
- China
- Prior art keywords
- contact
- electrical connector
- conductive terminal
- circuit board
- bending
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn - After Issue
Links
- 238000005452 bending Methods 0.000 claims abstract description 22
- 238000003466 welding Methods 0.000 claims abstract description 6
- 229910000679 solder Inorganic materials 0.000 claims description 17
- 239000000758 substrate Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 230000013011 mating Effects 0.000 claims description 7
- 238000001746 injection moulding Methods 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 10
- 238000003801 milling Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
A contact type electric connector comprises an insulating body and a conductive terminal group formed in the insulating body, wherein each conductive terminal of the conductive terminal group comprises a contact part, a bending part formed by bending and extending downwards from the contact part and a welding leg formed by bending and extending outwards from the bending part; the application can reduce the cost.
Description
Technical Field
The present invention relates to the field of electrical connectors, and more particularly, to a contact electrical connector.
Background
Referring to fig. 1, the conventional contact type electrical connector includes a conductive terminal 11, an insulative housing 12 and a printed circuit board 13. The conductive terminals are processed by a turning and milling process, the manufacturing cost is extremely high, and when the insulation body 12 is injection molded, the conductive terminals are arranged in a dispersed manner and need to be placed into a mold for injection molding; automatic production cannot be realized, and more manpower is wasted in production.
SUMMERY OF THE UTILITY MODEL
Accordingly, there is a need for a contact electrical connector that is low in material cost, efficient in manufacturing, and labor efficient.
In order to solve the technical problem, the present application provides a contact type electrical connector, including an insulating body and a conductive terminal group formed in the insulating body, each conductive terminal of the conductive terminal group includes a contact portion, a bending portion formed by bending and extending the contact portion downwards and a solder leg formed by bending and extending the bending portion outwards, the insulating body includes a base, a butt joint protrusion formed by extending the middle portion of the base upwards and a plurality of through holes vertically penetrating the butt joint protrusion, the contact portion is formed in the through holes, and the outer edge of the contact portion is embedded into the inner wall of the through holes.
Preferably, the conductive terminal groups are symmetrically arranged in two rows, the bending portion of each conductive terminal is vertically bent from the contact portion, and the solder leg is vertically bent from the bending portion.
Preferably, the conductive terminal group is connected with the welding leg of each conductive terminal through a material belt so as to connect the conductive terminals into a whole for injection molding of the insulating body.
Preferably, the base mid-portion is recessed to form a recess, the recess communicating with the aperture.
Preferably, a plurality of bosses are arranged at the two transverse sides of the bottom of the base corresponding to the positions of the welding feet of the conductive terminal group, and a plurality of groove structures are formed between the bosses.
Preferably, the upper part of the bending part is formed in the butt joint protrusion, the lower part of the bending part extends downwards along the inner side surface of the concave part in the middle of the substrate, and the welding leg extends outwards along the lower surface of the substrate.
Preferably, the welding leg is tightly attached to the bottom surface of the boss, and a plurality of groove structures are formed between the bosses.
Preferably, the contact type electrical connector further comprises a printed circuit board soldered under the insulating body, the solder feet are soldered on the printed circuit board, and the printed circuit board comprises a circuit board soldered with the solder feet and a hard board located below the circuit board.
Preferably, the insulating body is injection molded, and a mold positions the contact portion from upper and lower sides of the through hole.
Preferably, the upper surface of the contact portion is spaced from the upper surface of the aperture such that an upper portion of the aperture is available for positioning with a mating contact.
Compared with the prior art that the plurality of cylindrical conductive terminals are obtained through turning and milling, the conductive terminal group is formed through stamping, and the manufacturing cost is greatly reduced. Simultaneously, this application connect as a whole through the material area during the punching press of conductive terminal group, can realize automated production through the mode of automatic drawing the material when injection moulding, greatly improved production efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application.
Fig. 1 is a cross-sectional view of a prior art contact electrical connector;
fig. 2 is a perspective view of the contact electrical connector of the present application;
fig. 3 is a perspective view of the housing of the contact electrical connector of the present application;
fig. 4 is a perspective view of the conductive terminal set of the contact electrical connector of the present application;
fig. 5 is a combination view of the conductive terminal set and the printed circuit board of the contact electrical connector of the present application;
fig. 6 is a sectional view taken along the broken line a-a shown in fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings.
Referring to fig. 2, the contact type electrical connector of the present application includes a conductive terminal set 30, an insulating body 20 integrally formed with the conductive terminal set 30, and a printed circuit board 40 located at the bottom of the insulating body 20 and welded to the conductive terminal set 30.
As shown in fig. 4 and 5, the conductive terminal set 30 is arranged in two rows symmetrically, and each conductive terminal of the conductive terminal set 30 includes a contact portion 31, a bending portion 32 formed by bending the contact portion 31 downward vertically, and a solder tail 33 formed by bending and extending the end of the bending portion 32 outward vertically. The conductive terminals of the conductive terminal set 30 are connected to the solder tails 33 by the tape 34 to form a whole body so as to form the insulating body 20. The printed circuit board 40 includes a wiring board 41 soldered to the solder bumps 33 and a hard sheet 42 located below the wiring board 41 to reinforce the wiring board 41.
As shown in fig. 3, the insulating body 20 includes a base 21, a mating protrusion 22 protruding upward from the middle of the base 21, and a plurality of through holes 23 penetrating the mating protrusion 22 in the up-down direction. The middle part of the bottom of the substrate 21 is recessed to form a recessed part 24, a plurality of bosses 211 are arranged at the positions of two lateral sides of the bottom of the substrate 21 corresponding to the soldering feet of the conductive terminal group 30, and a plurality of groove structures 212 are formed between the bosses 211.
With continuing reference to fig. 2 to fig. 6, it is emphasized that, referring to fig. 6, the conductive terminal set 30 is connected as a whole by a material belt 34 and injection-molded by an automatic material pulling method of an automatic machine to form the insulating body 20. The contact portion 31 of the conductive terminal group 30 is formed in the through hole 23 of the insulating body 20, and the outer periphery of the contact portion 31 is embedded in the inner wall surface of the through hole 23 to fix the contact portion 31. The upper part of the bending part 32 is formed in the butt joint protrusion 22, the lower part of the bending part 32 extends downwards along the inner side surface of the concave part 24 in the middle of the substrate 21, and the solder fillet 33 extends outwards along the lower surface of the substrate 21. The solder fillets 33 correspond to the bosses 211 on the bottom of the base 21 of the housing 20, and excess solder is received in the groove structures 212 between the bosses 211 during soldering with the printed circuit board 40. The upper surface of the contact portion 31 is lower than the upper surface of the mating protrusion 22, i.e. there is a distance between the upper surface of the contact portion 31 and the upper surface of the through hole 23, so that the upper portion of the through hole 23 is available for positioning with a mating contact.
In injection molding, the mold may hold the contact portion 31 up and down, that is, position the contact portion 31 from both upper and lower sides of the through hole 23. The function of the recess 24 is just to position the contact portion 31.
Compared with the prior art that a plurality of cylindrical conductive terminals are obtained through turning and milling, the conductive terminal group 30 is formed through stamping, and manufacturing cost is greatly reduced. Simultaneously, this application connect as a whole through the material area during the punching press of conductive terminal group 30, can realize automated production through the mode of automatic drawing the material when injection moulding, greatly improved production efficiency.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (10)
1. A contact type electric connector comprises an insulating body and a conductive terminal group formed in the insulating body, and is characterized in that each conductive terminal of the conductive terminal group comprises a contact part, a bending part formed by bending and extending downwards from the contact part and a welding leg formed by bending and extending outwards from the bending part, the insulating body comprises a substrate, a butt joint bulge formed by upwards extending from the middle part of the substrate and a plurality of through holes vertically penetrating through the butt joint bulge, the contact part is formed in the through holes, and the outer edge of the contact part is embedded into the inner wall of the through holes.
2. The contact electrical connector of claim 1, wherein said sets of conductive terminals are arranged in two symmetrical rows, the bent portion of each conductive terminal being bent perpendicularly from said contact portion, and said solder tail being bent perpendicularly from said bent portion.
3. The contact electrical connector of claim 2, wherein said set of conductive terminals are connected to the solder tails of each of said conductive terminals by a strip of material to connect said conductive terminals together as a unit for injection molding said housing.
4. The contact electrical connector of claim 1, wherein said base portion intermediate portion is recessed to form a recess, said recess communicating with said aperture.
5. The contact electrical connector according to claim 4, wherein bosses are provided on both lateral sides of the bottom of the base at positions corresponding to the solder tails of the conductive terminal sets, and a plurality of groove structures are formed between the bosses.
6. The contact electrical connector according to claim 5, wherein said upper portion of said bend is formed in said mating projection, said lower portion of said bend extends downwardly along an inner side of said recess in said middle of said substrate, and said solder tail extends outwardly along a lower surface of said substrate.
7. The contact electrical connector according to claim 6, wherein said solder tails abut the bottom surfaces of said bosses, and wherein said bosses define a plurality of slot structures therebetween.
8. The contact electrical connector according to claim 7, further comprising a printed circuit board soldered under said insulative housing, said solder tails being soldered to said printed circuit board, said printed circuit board including a circuit board soldered to said solder tails and a rigid board underlying said circuit board.
9. The contact electrical connector according to claim 4, wherein the dielectric body is injection molded, and a mold positions the contact portions from upper and lower sides of the through-hole.
10. The contact electrical connector of claim 9, wherein an upper surface of the contact portion is spaced from an upper surface of the aperture such that an upper portion of the aperture is available for positioning with a mating contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920630297.8U CN210074213U (en) | 2019-05-05 | 2019-05-05 | Contact type electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920630297.8U CN210074213U (en) | 2019-05-05 | 2019-05-05 | Contact type electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210074213U true CN210074213U (en) | 2020-02-14 |
Family
ID=69450188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920630297.8U Withdrawn - After Issue CN210074213U (en) | 2019-05-05 | 2019-05-05 | Contact type electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210074213U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110048255A (en) * | 2019-05-05 | 2019-07-23 | 昆山杰顺通精密组件有限公司 | Contact electric connector |
-
2019
- 2019-05-05 CN CN201920630297.8U patent/CN210074213U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110048255A (en) * | 2019-05-05 | 2019-07-23 | 昆山杰顺通精密组件有限公司 | Contact electric connector |
| CN110048255B (en) * | 2019-05-05 | 2024-05-17 | 昆山杰顺通精密组件有限公司 | Contact type electric connector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6994566B2 (en) | Circuit board mounted electrical connector | |
| US6363607B1 (en) | Method for manufacturing a high density connector | |
| CN109361094B (en) | Electrical connector | |
| JP3023282U (en) | Electrical connector | |
| US7794253B2 (en) | Coaxial connector with a new type of contact | |
| US5779505A (en) | Electrical connector terminal and method of making electrical connector with same | |
| US6540529B1 (en) | Electrical connector assembly | |
| CN108140992B (en) | Connector and connector assembly | |
| US7775806B2 (en) | Electronic housing with a conductive plate | |
| US20100029134A1 (en) | Connector | |
| US8123555B2 (en) | Coaxial electrical connector with anti-wick system | |
| US6338634B1 (en) | Surface mount electrical connector with anti-wicking terminals | |
| CN108233024B (en) | Electrical connector | |
| JP2011175834A (en) | Electric connector, and molding method thereof | |
| US5069640A (en) | Miniature bulb assembly and method of producing the same | |
| CN210074213U (en) | Contact type electric connector | |
| CN112467438A (en) | Electrical connector | |
| CN205104640U (en) | Terminal assembly | |
| CN114465034B (en) | Connector structure with improved coplanarity of terminals | |
| KR102294963B1 (en) | Connector and guide member apparatus for the same | |
| JP5351005B2 (en) | Electrical connector assembly | |
| CN100521406C (en) | Assembling method for electrical connector | |
| CN110048255B (en) | Contact type electric connector | |
| JP2008059884A (en) | Electric connector and its manufacturing method | |
| CN217468871U (en) | Plug reinforcement and board-to-board plug |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200214 Effective date of abandoning: 20240517 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200214 Effective date of abandoning: 20240517 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |