CN107968270B - Electrical connector - Google Patents
Electrical connector Download PDFInfo
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- CN107968270B CN107968270B CN201711009363.1A CN201711009363A CN107968270B CN 107968270 B CN107968270 B CN 107968270B CN 201711009363 A CN201711009363 A CN 201711009363A CN 107968270 B CN107968270 B CN 107968270B
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- electrical connector
- extension arm
- terminal
- chip module
- main body
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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
- H01R13/02—Contact members
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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
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/7076—Coupling devices for connection between PCB and component, e.g. display
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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
- H01R13/46—Bases; Cases
Abstract
The invention discloses an electric connector, which is used for electrically connecting a chip module, wherein the chip module is provided with a plurality of contact pads and comprises: an insulating body having a plurality of terminal slots; the conductive terminals are respectively accommodated in the terminal grooves, each conductive terminal is provided with a main body part accommodated in the terminal groove, a material folding part extends from one end of the main body part, an extension arm extends from one end of the main body part, the extension arm is positioned at one side of the material folding part, and each extension arm is upwards used for being electrically connected with each contact pad; each metal piece is positioned on one side of each folded material part and is used for upwards abutting against the chip module and not contacting with the contact pad.
Description
Technical Field
The present invention relates to an electrical connector, and more particularly, to an electrical connector capable of preventing terminals from being over-pressurized.
Background
An electrical connector for electrically connecting a chip module to a circuit board and electrically connecting the chip module to the circuit board by pressing, wherein the chip module is provided with a contact pad electrically connected to the electrical connector, the electrical connector generally comprises an insulating body and a plurality of conductive terminals accommodated in the insulating body, each conductive terminal is provided with an elastic arm, the elastic arm is provided with a contact portion electrically connected to the contact pad of the chip module, the conductive terminal has better elasticity, and an external pressure is applied to the conductive terminal through other components, so that the conductive terminal is in pressing contact with the contact pad of the chip module through the elastic force of the conductive terminal after being elastically deformed, thereby achieving the electrical connection between the conductive terminal and the contact pad of the chip module, and the other end of the conductive terminal, which is far away from the chip module, is electrically connected to the circuit board, thereby realizing the electric conduction between the chip module and the circuit board.
However, with the continuous development of electronic technology, the size and height of the electrical connector are smaller and smaller, and the terminal arrangement density is required to be denser and denser, under such a situation, and when the conductive terminals break the material tape, due to insufficient space on the insulating body, the material tape may be scratched and touched by the terminals around during the process of breaking the material tape, so that the conductive terminals are damaged, and the electrical connector cannot work normally.
Therefore, there is a need for an improved electrical connector that overcomes the above problems.
Disclosure of Invention
Aiming at the problems in the background art, the electric connector provided by the invention ensures that the conductive terminal is forwards broken and the material belt cannot scrape and touch the surrounding conductive terminal by arranging the horizontal projection of the central line of the extension arm of the conductive terminal positioned at the rear part between the extension lines of the sections at two sides of the material folding part of the conductive terminal at the front part, thereby ensuring the stable work of the electric connector.
In order to achieve the purpose, the invention adopts the following technical means:
an electrical connector for electrically connecting a chip module having a plurality of contact pads, comprising:
an insulating body having a plurality of terminal slots; the conductive terminals are respectively accommodated in the terminal grooves, each conductive terminal is provided with a main body part accommodated in the terminal groove, a material folding part extends from one end of the main body part, an extension arm extends from one end of the main body part, the extension arm is positioned at one side of the material folding part, and each extension arm is upwards used for being electrically connected with each contact pad; the metal pieces are positioned on one side of each folded material part, each metal piece is used for upwards abutting against the chip module and is not in contact with the contact pad, and the projection of each metal piece in the front-back direction is not overlapped with the projection of each folded material part in the front-back direction; the conductive terminals are adjacent in the front-back direction, the horizontal projection of the center line of the extension arm of the conductive terminal positioned at the back is positioned between the extension lines of the sections at two sides of the material folding part of the conductive terminal positioned at the front.
Furthermore, one end of the extension arm, which is far away from the main body, is provided with an arc-shaped contact part, the contact part is used for electrically connecting the contact pad, and the horizontal projection of the contact part of the conductive terminal, which is positioned at the rear, is partially overlapped with the horizontal projection of the material folding part of the conductive terminal, which is positioned at the front.
Further, the insulating body is provided with a plurality of accommodating grooves, the plurality of terminal grooves and the plurality of accommodating grooves are arranged in a front-back manner, each accommodating groove is positioned on one side of each terminal groove, and the plurality of metal pieces are respectively accommodated in the plurality of accommodating grooves.
Further, the projection of each metal piece in the front-back direction is not overlapped with the projection of each extension arm in the front-back direction and the projection of each folded material part in the front-back direction.
Further, the horizontal projection of the metal piece, the horizontal projection of the material folding part and the horizontal projection of the extension arm are not overlapped.
Further, the material folding part vertically extends upwards from one end of the main body part, and the material folding part and the main body part are located on the same plane.
Furthermore, one end of the main body part, which is far away from the extension arm, is provided with two hook parts, and the hook parts are hooked on the lower surface of the insulating body.
Furthermore, two sides of the main body part are respectively provided with a fixing part, two sides of the terminal groove are respectively provided with a step part corresponding to the fixing part, and the fixing parts are clamped on the step parts.
Further, when the chip module is not crimped with the extension arm, the top surface of the contact portion is higher than the top surface of the metal piece, when the chip module is crimped with the extension arm downwards towards the direction of the insulating body, the contact portion moves downwards towards the insulating body until the chip module abuts against the metal piece, and at the moment, the top surface of the metal piece and the top surface of the contact portion are located at the same horizontal height.
Furthermore, the metal piece is provided with a base part positioned in the accommodating groove, one end of the base part extends to form a supporting part, and the supporting part is used for upwards abutting against the chip module and is not in contact with the contact pad.
Further, the width of the support portion is greater than the width of the base portion.
Further, one end of the base extends vertically upwards to form the supporting part, and the base and the supporting part are located on the same plane.
Further, one end of the base portion inclines forwards and extends to form the supporting portion, the extending direction of the supporting portion is the same as the extending direction of the extending arm, the base portion and the supporting portion are located on the same plane, when the chip module is pressed downwards to be in pressure contact with the extending arm until the chip module abuts against the supporting portion, and at the moment, the projection of the extending arm perpendicular to the direction of the metal piece is completely located in the outline of the metal piece.
Furthermore, one end of the base part, which is far away from the supporting part, vertically extends to form a clamping part, the clamping part is clamped on the lower surface of the insulating body, and the clamping part is positioned on one side of the base part.
Meanwhile, the present invention provides another technical means, an electrical connector for electrically connecting a chip module, the chip module having a plurality of contact pads, comprising:
the insulating body is provided with a plurality of terminal grooves and a plurality of accommodating grooves which are arranged in a front-back mode, and each accommodating groove is located on one side of each terminal groove; the conductive terminals are respectively accommodated in the terminal grooves, each conductive terminal is provided with a main body part accommodated in the terminal groove, a material folding part extends from one end of the main body part, an extension arm extends from one end of the main body part, each extension arm is upwards used for electrically connecting each contact pad, two conductive terminals adjacent in the front-back direction, the horizontal projection of the central line of the extension arm of the conductive terminal positioned at the back part and the extension lines of the sections at two sides of the material folding part of the conductive terminal positioned at the front part are positioned between the horizontal projection of the central line of the extension arm of the conductive terminal positioned at the back part and the; each metal piece is positioned on one side of each conductive terminal, each metal piece is provided with a base part positioned in the containing groove, one end of the base part extends to form a supporting part, and each supporting part is used for upwards abutting against the chip module and not contacting with the contact pad; the projection of each metal piece in the front-back direction, the projection of each extension arm in the front-back direction and the projection of each material folding part in the front-back direction are not overlapped.
Furthermore, one end of the extension arm, which is far away from the main body, is provided with an arc-shaped contact part, the contact part is used for electrically connecting the contact pad, and the horizontal projection of the contact part of the conductive terminal, which is positioned at the rear, is partially overlapped with the horizontal projection of the material folding part of the conductive terminal, which is positioned at the front.
Further, the horizontal projection of the supporting portion, the horizontal projection of the extension arm and the horizontal projection of the material folding portion do not overlap.
Further, one end of the base extends vertically upwards to form the supporting part, and the base and the supporting part are located on the same plane.
Furthermore, two sides of the terminal groove are respectively provided with a step part in a concave mode, and two sides of the main body part are clamped on the step parts.
Furthermore, one end of the base part, which is far away from the supporting part, vertically extends to form at least one clamping part, and the clamping part is clamped and hooked on the lower surface of the insulating body.
Compared with the prior art, the invention has the following beneficial effects:
the electric connector is characterized in that the horizontal projection of the center line of the extension arm of the conductive terminal positioned at the rear is arranged between the extension lines of the sections at two sides of the folding part of the conductive terminal at the front, compared with the prior electric connector, in order to prevent the conductive terminal from scraping and touching surrounding objects when a material strip is broken, the arrangement of the conductive terminals cannot be too dense, the material strip of the conductive terminal of the electric connector is broken forwards, the metal piece is positioned at one side of the folding part, and the material strip of the conductive terminal cannot scrape and touch the conductive terminal and the metal piece at the front of the conductive terminal, so that the electric connector is ensured to work stably, and meanwhile, the conductive terminals can be arranged more densely.
[ description of the drawings ]
Fig. 1 is an exploded perspective view of the electrical connector of the present invention;
FIG. 2 is an exploded perspective view of the electrical connector of the present invention from another perspective;
FIG. 3 is a schematic view of an unfolded material strip for conductive terminals of the electrical connector of the present invention;
fig. 4 is another view of the conductive terminal un-folded material strip of the electrical connector of the present invention;
fig. 5 is a top view of the electrical connector of the present invention;
FIG. 6 is a schematic structural view of the electrical connector of the present invention when the electrical connector is not crimped by the chip module;
FIG. 7 is a schematic view of the electrical connector of the present invention being crimped by the die module;
FIG. 8 is a schematic view of another perspective of FIG. 6;
fig. 9 is an exploded perspective view of an electrical connector according to a second embodiment of the present invention;
fig. 10 is a top view of a second embodiment of an electrical connector according to the present invention;
fig. 11 is a schematic view of the electrical connector according to the second embodiment of the present invention when being crimped by the chip module.
Detailed description of the embodiments reference is made to the accompanying drawings in which:
[ detailed description ] embodiments
For a better understanding of the objects, structure, features, and functions of the invention, reference should be made to the drawings and detailed description that follow.
As shown in fig. 1 and fig. 6, the electrical connector 100 of the present invention is used for electrically connecting a chip module 4, wherein the chip module 4 has a plurality of contact pads 41, and includes an insulating body 1, and a plurality of conductive terminals 2 and a plurality of metal members 3 are respectively accommodated in the insulating body 1.
As shown in fig. 1 and fig. 2, the insulation body 1 has a plurality of terminal slots 11 and a plurality of receiving slots 12 arranged in a front-to-back manner, each receiving slot 12 is located at one side of each terminal slot 11, and two sides of each terminal slot 11 are respectively provided with a step portion 111 in a concave manner; a positioning table 5 is respectively arranged on the periphery of the insulating body 1, the positioning table 5 is used for positioning the chip module 4, and the upper surface of the positioning table 5 is higher than the upper surface of the insulating body 1; the lower surface of the insulating body 1 is provided with a plurality of bumps 13, and the bumps 13 are abutted against a circuit board 7.
As shown in fig. 1 and 6, each of the conductive terminals 2 has a main body portion 21, the main body portion 21 is located in the terminal groove 11, one end of the main body portion 21 is bent forward and upward to extend an extension arm 22 beyond the upper surface of the insulating body 1, one end of the extension arm 22 away from the main body portion 21 has an arc-shaped contact portion 221, the contact portion 221 is used for electrically connecting the chip module 4, one end of the main body portion 21 connected to the extension arm 22 extends vertically upward to form a material folding portion 24, and the material folding portion 24 is used for connecting the material strip 8 of the conductive terminal 2 (as shown in fig. 3 and 4); the horizontal projection of the contact part 221 of the conductive terminal 2 positioned at the rear is partially overlapped with the horizontal projection of the material folding part 24 of the conductive terminal 2 positioned at the front, compared with the horizontal projection of the contact part 221 of two conductive terminals 2 adjacent to each other in front and back in the existing electric connector 100 and the horizontal projection of the material folding part 24 are arranged in a staggered manner, the electric connector 100 does not need to be arranged in a staggered manner, the space on the insulating body 1 can be further saved, and the arrangement of the conductive terminals 2 can be more dense; the horizontal projection of the center line of the extension arm 221 of the conductive terminal 2 located at the rear is arranged between the extension lines of the two side sections of the material folding part 24 of the conductive terminal 2 located at the front, compared with the existing electric connector 100, the arrangement of the conductive terminal 2 cannot be too dense in order to prevent the conductive terminal 2 from scraping and touching the surrounding objects when the material belt 8 is broken, and the material belt 8 of the conductive terminal 2 of the electric connector 100 is broken forwards, the material belt 8 of the conductive terminal 2 cannot scrape and touch the conductive terminal 2 in front of the conductive terminal 2, so that the electric connector 100 is ensured to work stably, and meanwhile, the conductive terminal 2 can be arranged more densely.
Two sides of the main body 21 are respectively provided with a holding part 211, and the holding parts 211 are clamped on the step part 111 to stop the downward displacement of the conductive terminal 2; two hook portions 23 extend from one end of the main body portion 21 away from the extension arm 22, the hook portions 23 are hooked on the lower surface of the insulating body 1 to stop the conductive terminal 2 from moving upward, meanwhile, the hook portions 23 and the bumps 13 jointly clamp a solder ball 6, and the solder ball 6 welds the hook portions 23 to the circuit board 7 (as shown in fig. 8).
As shown in fig. 1 and 8, each metal member 3 has a base portion 31, the base portion 31 is located in the receiving slot 12, one end of the base portion 31 extends vertically upward to form a supporting portion 32, the supporting portion 32 is used to abut the chip module 4 upward and is not in contact with the contact pad 41, the width of the supporting portion 32 is greater than the width of the receiving slot 12, the bottom surface of the supporting portion 32 abuts the upper surface of the insulating body 1, and the metal member 3 is stopped from moving downward; one end of the base 31, which is away from the supporting portion 32, extends vertically to form a retaining portion 33, the retaining portion 33 is hooked on the lower surface of the insulating body 1, and the retaining portion 33 is located on one side of the base 31 to stop the upward displacement of the metal piece 3.
As shown in fig. 5 and 6, a projection of each supporting portion 32 in the front-back direction is not overlapped with a projection of each extending arm 22 in the front-back direction and a projection of each material folding portion 24 in the front-back direction, and a horizontal projection of each supporting portion 32 is not overlapped with a horizontal projection of each extending arm 22 and a horizontal projection of each material folding portion 24, so that the supporting portion 32 is not scraped when the strip 8 of the conductive terminal 2 is broken, and the metal piece 3 is not scraped by the extending arms 22 when the chip module 4 is pressed down against the extending arms 22.
As shown in fig. 6 and 7, when the chip module 4 is not pressed against the contact portion 221, a distance between the top surface of the contact portion 221 and the upper surface of the insulating body 1 in the vertical direction is a, a distance between the top surface of the support portion 32 and the upper surface of the insulating body 1 in the vertical direction is B, and a is greater than B; when the chip module 4 is pressed downward toward the insulating body 1 to contact the contact portion 221, the contact portion 221 is electrically connected to the contact pad 41, so that the contact portion 221 moves downward toward the insulating body 1 until the chip module 4 abuts against the supporting portion 32, and the supporting portion 32 does not contact the contact pad 41, at this time, the top surface of the contact portion 221 and the top surface of the supporting portion 32 are at the same horizontal height, thereby preventing the chip module 4 from pressing down the extension arm 22 excessively to damage the conductive terminal 2.
Referring to fig. 9 and 10, a second embodiment of the present invention is different from the first embodiment in that: one end of the base 31 extends the supporting portion 32 upwards and forwards, the extending direction of the supporting portion 32 and the extending direction of the extending arm 22 are the same, when the chip module 4 presses the contact portion 221 downwards towards the insulating body 1, so that the contact portion 221 moves downwards towards the insulating body 1 until the chip module 4 abuts against the supporting portion 32, the projection of the extending arm 22 perpendicular to the direction of the metal piece 3 is completely located in the outline of the metal piece 3 (as shown in fig. 11), that is, the metal piece 3 completely covers one side of the extending arm 22, so that a better signal shielding effect is achieved, and no further description is provided herein.
In summary, the electrical connector 100 of the present invention has the following beneficial effects:
(1) in the electrical connector 100 of the present invention, the horizontal projection of the center line of the extension arm 22 of the conductive terminal 2 located at the rear is disposed between the extension lines of the two side sections of the material folding portion 24 of the conductive terminal 2 located at the front, compared with the prior electrical connector 100, in order to prevent the conductive terminal 2 from scraping and touching the surrounding objects when the material strip 8 is broken, the arrangement of the conductive terminals 2 cannot be too dense, but the material strip 8 of the conductive terminal of the electrical connector 100 is broken forward, the material strip 8 of the conductive terminal 2 cannot scrape and touch the conductive terminal 2 located at the front, so as to ensure the stable operation of the electrical connector 100, and the conductive terminals 2 can be arranged more densely;
(2) the horizontal projection of the contact part 221 of the conductive terminal 2 positioned at the rear is partially overlapped with the horizontal projection of the material folding part 24 of the conductive terminal 2 positioned at the front, compared with the horizontal projection of the contact part 221 of two conductive terminals 2 adjacent to each other in front and back in the existing electric connector 100 and the horizontal projection of the material folding part 24 are arranged in a staggered manner, the electric connector 100 does not need to be arranged in a staggered manner, the space on the insulating body 1 can be further saved, and the arrangement of the conductive terminals 2 can be more dense;
(3) the two sides of the main body 21 are respectively provided with the holding part 211, and the holding part 211 is clamped on the step part 111 to stop the downward displacement of the conductive terminal 2;
(4) two hook portions 23 extend from one end of the main body portion 21 away from the extension arm 22, the hook portions 23 are hooked on the lower surface of the insulating body 1 to stop the conductive terminal 2 from moving upward, and the conductive terminal 2 is ensured to be stably fixed in the terminal slot 11 by the fixing portion 211 and the hook portions 23;
(5) the width of the supporting part 32 is greater than that of the accommodating groove 12, the bottom surface of the supporting part 32 abuts against the upper surface of the insulating body 1, and the metal piece 3 is stopped from moving downwards;
(6) one end of the base 31, which is far away from the supporting portion 32, is vertically extended with one of the clamping portions 33, the clamping portion 33 is hooked on the lower surface of the insulating body 1, the clamping portion 33 is located on one side of the base 31, and the metal piece 3 is stopped from moving upwards, so that the metal piece 3 is ensured to be stably held in the accommodating groove 12 by the supporting portion 32 and the clamping portion 33;
(7) in the second embodiment, the extending directions of the supporting portion 32 and the extending arm 22 are the same, and when the chip module 4 is pressed downward toward the insulating body 1 and the contact portion 221 is tilted downward toward the insulating body 1 until the chip module 4 abuts against the supporting portion 32, the projection of the extending arm 22 perpendicular to the direction of the metal piece 3 is completely located within the contour of the metal piece 3, that is, the metal piece 3 completely blocks one side of the extending arm 22, which has a better shielding effect on the extending arm 22.
The above detailed description is only for the purpose of illustrating the preferred embodiments of the present invention, and not for the purpose of limiting the scope of the present invention, therefore, all technical changes that can be made by applying the present specification and drawings are included in the scope of the present invention.
Claims (20)
1. An electrical connector for electrically connecting a chip module, the chip module having a plurality of contact pads, comprising:
an insulating body having a plurality of terminal slots;
the conductive terminals are respectively accommodated in the terminal grooves, each conductive terminal is provided with a main body part accommodated in the terminal groove, a material folding part extends from one end of the main body part, an extension arm extends from one end of the main body part, the extension arm is positioned at one side of the material folding part, and each extension arm is upwards used for being electrically connected with each contact pad;
the metal pieces are positioned on one side of each folded material part, each metal piece is used for upwards abutting against the chip module and is not in contact with the contact pad, and the projection of each metal piece in the front-back direction is not overlapped with the projection of each folded material part in the front-back direction;
the conductive terminals are adjacent in the front-back direction, the horizontal projection of the center line of the extension arm of the conductive terminal positioned at the back is positioned between the extension lines of the sections at two sides of the material folding part of the conductive terminal positioned at the front.
2. The electrical connector of claim 1, wherein: one end of the extension arm, which is far away from the main body part, is provided with an arc-shaped contact part, the contact part is used for being electrically connected with the contact pad, and the horizontal projection of the contact part of the conductive terminal, which is positioned at the rear part, is partially overlapped with the horizontal projection of the material folding part of the conductive terminal, which is positioned at the front part.
3. The electrical connector of claim 1, wherein: the insulating body is provided with a plurality of accommodating grooves, the terminal grooves and the accommodating grooves are arranged in a front-back mode, each accommodating groove is located on one side of each terminal groove, and the metal pieces are accommodated in the accommodating grooves respectively.
4. The electrical connector of claim 3, wherein: the projection of each metal piece in the front-back direction, the projection of each extension arm in the front-back direction and the projection of each material folding part in the front-back direction are not overlapped.
5. The electrical connector of claim 3, wherein: the horizontal projection of the metal piece, the horizontal projection of the material folding part and the horizontal projection of the extension arm are not overlapped.
6. The electrical connector of claim 1, wherein: the material folding part extends upwards from one end of the main body part, and the material folding part and the main body part are located on the same plane.
7. The electrical connector of claim 1, wherein: the end, far away from the extension arm, of the main body part is provided with two hook parts, and the hook parts are hooked on the lower surface of the insulating body.
8. The electrical connector of claim 1, wherein: the two sides of the main body part are respectively provided with a fixing part, the two sides of the terminal groove are respectively provided with a step part corresponding to the fixing part, and the fixing parts are clamped on the step parts.
9. The electrical connector of claim 2, wherein: when the chip module is not in crimping connection with the extension arm, the top surface of the contact part is higher than the top surface of the metal piece, when the chip module is in crimping connection with the extension arm downwards in the direction of the insulating body, the contact part moves downwards towards the insulating body until the chip module abuts against the metal piece, and at the moment, the top surface of the metal piece and the top surface of the contact part are located at the same horizontal height.
10. The electrical connector of claim 3, wherein: the metal piece is provided with a base part positioned in the containing groove, one end of the base part extends to form a supporting part, and the supporting part is used for upwards abutting against the chip module and is not in contact with the contact pad.
11. The electrical connector of claim 10, wherein: the width of the support portion is greater than the width of the base portion.
12. The electrical connector of claim 10, wherein: one end of the base part extends vertically upwards to form the supporting part, and the base part and the supporting part are located on the same plane.
13. The electrical connector of claim 10, wherein: one end of the base portion inclines forwards and extends to form the supporting portion, the extending direction of the supporting portion is the same as the extending direction of the extending arm, the base portion and the supporting portion are located on the same plane, when the chip module is pressed downwards and connected with the extending arm until the chip module abuts against the supporting portion, the projection of the extending arm perpendicular to the direction of the metal piece is located in the outline of the metal piece completely.
14. The electrical connector of claim 10, wherein: one end of the base part, which is far away from the supporting part, vertically extends to form a clamping part, the clamping part is clamped on the lower surface of the insulating body, and the clamping part is positioned on one side of the base part.
15. An electrical connector for electrically connecting a chip module, the chip module having a plurality of contact pads, comprising:
the insulating body is provided with a plurality of terminal grooves and a plurality of accommodating grooves which are arranged in a front-back mode, and each accommodating groove is located on one side of each terminal groove;
the conductive terminals are respectively accommodated in the terminal grooves, each conductive terminal is provided with a main body part accommodated in the terminal groove, a material folding part extends from one end of the main body part, an extension arm extends from one end of the main body part, each extension arm is upwards used for electrically connecting each contact pad, two conductive terminals adjacent in the front-back direction, the horizontal projection of the central line of the extension arm of the conductive terminal positioned at the back part and the extension lines of the sections at two sides of the material folding part of the conductive terminal positioned at the front part are positioned between the horizontal projection of the central line of the extension arm of the conductive terminal positioned at the back part and the;
each metal piece is positioned on one side of each conductive terminal, each metal piece is provided with a base part positioned in the containing groove, one end of the base part extends to form a supporting part, and each supporting part is used for upwards abutting against the chip module and not contacting with the contact pad;
the projection of each metal piece in the front-back direction, the projection of each extension arm in the front-back direction and the projection of each material folding part in the front-back direction are not overlapped.
16. The electrical connector of claim 15, wherein: one end of the extension arm, which is far away from the main body part, is provided with an arc-shaped contact part, the contact part is used for being electrically connected with the contact pad, and the horizontal projection of the contact part of the conductive terminal, which is positioned at the rear part, is partially overlapped with the horizontal projection of the material folding part of the conductive terminal, which is positioned at the front part.
17. The electrical connector of claim 15, wherein: the horizontal projection of the supporting part, the horizontal projection of the extension arm and the horizontal projection of the material folding part are not overlapped.
18. The electrical connector of claim 15, wherein: one end of the base part extends vertically upwards to form the supporting part, and the base part and the supporting part are located on the same plane.
19. The electrical connector of claim 15, wherein: two sides of the terminal groove are respectively provided with a step part in a concave mode, and two sides of the main body part are clamped on the step parts.
20. The electrical connector of claim 15, wherein: one end of the base part, which is far away from the supporting part, vertically extends to form at least one clamping part, and the clamping part is clamped on the lower surface of the insulating body.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710861352X | 2017-09-21 | ||
| CN201710861352 | 2017-09-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107968270A CN107968270A (en) | 2018-04-27 |
| CN107968270B true CN107968270B (en) | 2020-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711009363.1A Active CN107968270B (en) | 2017-09-21 | 2017-10-25 | Electrical connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107968270B (en) |
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| CN201266708Y (en) * | 2008-04-30 | 2009-07-01 | 富士康(昆山)电脑接插件有限公司 | Electric connector terminal |
| CN201285852Y (en) * | 2008-08-18 | 2009-08-05 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN201608331U (en) * | 2009-12-29 | 2010-10-13 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN101859949A (en) * | 2010-04-20 | 2010-10-13 | 番禺得意精密电子工业有限公司 | Terminal strip combinations and assembly method of electrical connector made by terminals |
| CN202103187U (en) * | 2010-04-20 | 2012-01-04 | 番禺得意精密电子工业有限公司 | Electric connector and conductive terminal thereof |
| CN202172179U (en) * | 2011-06-16 | 2012-03-21 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
| CN202405457U (en) * | 2011-12-14 | 2012-08-29 | 许小明 | Electric connector structure for enhancing connecting force of electric conductive tin ball |
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| CN107968270A (en) | 2018-04-27 |
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