CN107799961A

CN107799961A - Electric connector

Info

Publication number: CN107799961A
Application number: CN201710832768.9A
Authority: CN
Inventors: 朱德祥; 金左锋
Original assignee: Lotes Guangzhou Co Ltd
Current assignee: Lotes Guangzhou Co Ltd
Priority date: 2017-09-15
Filing date: 2017-09-15
Publication date: 2018-03-13
Anticipated expiration: 2037-09-15
Also published as: CN107799961B

Abstract

The invention discloses a kind of connector, including：Insulating body provided with slot and a pair of terminal located at insulating body and second pair of terminal, slot the same side is distributed a pair of terminal being staggered and second pair of terminal on longitudinally, two the first weld parts in a pair of terminal deviate two the first contact sites in a reverse direction on longitudinally, two the second weld parts in second pair of terminal deviate two the second contact sites in a reverse direction on longitudinally, and the first weld part of first weld part of a pair of terminal and second pair of terminal is distributed in the opposite sides of first main part of a pair of terminal in a lateral direction, and it is distributed in the opposite sides of the second main part of second pair of terminal.This paired terminals it is staggered, be advantageous to correspond to the conductive pore size distribution of paired terminals on circuit board, do not easily cause short circuit, and be advantageous to the distribution of polytype terminal, make connector that there is preferable electric property in transmitting procedure.

Description

Electric connector

Technical field

The present invention relates to a kind of electric connector, espespecially a kind of electric connector for preventing terminal by overvoltage.

Background technology

A kind of existing electric connector, chip module is electrically connected into circuit board, and realized by pressing mode Being electrically conducted between chip module, and chip module is provided with the engagement pad connected with electric connector, the electric connector is general Including insulating body and the multiple conducting terminals being contained in insulating body, the conducting terminal is provided with elastic arm, in elastic arm The contact site being electrically conducted with the engagement pad of the chip module is provided with, the conducting terminal has preferably elasticity, need to led to Cross other assemblies and one external pressure is applied to the conducting terminal so that pass through its elasticity after the conducting terminal generation elastic deformation Power contacts with the engagement pad extruding of the chip module, so as to reach the electricity of the conducting terminal and the chip module engagement pad Property connect, the other end of the conducting terminal away from chip module is electrically conducted with circuit board, so as to realize chip module with electricity Road plate is electrically conducted, but when the chip module crimps the elastic arm, it is possible to excessively crimping the elastic arm makes Obtain the conducting terminal damage.

At present on the market in order to prevent the chip module overvoltage terminal, boss is set in the housing surface, when When the chip module crimps the conducting terminal to certain amplitude, the chip module will abut the boss, described convex Chip module described in platform block further crimps, and avoids overvoltage from causing the conducting terminal damage, but with electronic technology not Disconnected development, the size of electric connector and highly less and less, and terminal arranging density requires more and more intensive, in such case Under, the space of setting boss is less and less on insulating body, and difficulty is increasing.

Therefore, it is necessary to a kind of electric connector of improvement is designed, to overcome above mentioned problem.

The content of the invention

For background technology problem encountered, electric connector of the present invention in the insulating body by setting multiple metals Part, for the metalwork to abut the chip module, chip module overvoltage described in block destroys the conducting terminal.

To achieve the above object, the present invention uses following technological means：

A kind of electric connector, a chip module being for electrically connecting to, the chip module has multiple engagement pads, including：One is exhausted Edge body, there is multiple terminal grooves and multiple accepting grooves；Multiple conducting terminals, multiple terminal grooves are contained in respectively, it is each There is the conducting terminal main part to be contained in the terminal groove, and one end of the main part connects an adjutage, described to prolong Semi-girder is for electrically connecting to the engagement pad；Multiple metalworks, multiple accepting grooves, the accepting groove and institute are contained in respectively Terminal groove connection is stated, each metalwork is located at the side of each conducting terminal, and one end of each metalwork is used To abut the chip module and not contacted with the engagement pad.

Further, the adjutage is folded upward at extending and beyond the upper of the insulating body from one end of the main part Surface, the adjutage have a contact site of arc, and the contact site being electrically connected with the engagement pad upwards.

Further, the other end of the main part extends a pothook, and the pothook hooks and is held in the insulating body Lower surface, the pothook are generally aligned in the same plane with the main part.

Further, the both sides of the main part have one first protuberance respectively, described in the both sides of the terminal groove are corresponding First protuberance is respectively equipped with a stage portion, and first protuberance is fastened in the stage portion.

Further, the length of the terminal groove is more than the length of the accepting groove, and the width of the terminal groove is less than described The width of accepting groove.

Further, multiple conducting terminals and multiple metalworks are arranged in multiple on the insulating body respectively File, the metalwork of a file is spaced between the conducting terminal of adjacent two file.

Further, the main part and the metalwork are orthogonal.

Further, the metalwork has a flat part, and the flat part is contained in the accepting groove, the flat part One end upwardly extend a supporting part exceed the insulating body upper surface, the supporting part to abut the chip module and Do not contacted with the engagement pad, the flat part is generally aligned in the same plane with the supporting part.

Further, a holding section extends from the other end of the flat part, and the holding section hooks and holds the insulating body Lower surface, the fastening part is in the side of the flat part.

Further, the both sides of one end of the supporting part connection flat part extend laterally one second protuberance respectively, The bottom surface of second protuberance abuts the upper surface of the insulating body.

Further, second protuberance of the two neighboring metalwork interconnects.

Further, the both sides that the main part connects one end of the adjutage have one first protuberance respectively, described First protuberance and second protuberance stagger in above-below direction respectively.

Further, when the chip module does not crimp the adjutage, the top surface of the adjutage is higher than the metal The top surface of part, when the chip module crimps the adjutage downwards towards the insulating body direction, the adjutage is towards institute State insulating body and tilt down motion until the chip module abuts the metalwork, now the top surface of the metalwork and institute The top surface for stating adjutage is located at same level height.

Meanwhile present invention also offers another technological means, a kind of electric connector, it is for electrically connecting to a chip dies Block, the chip module have multiple engagement pads, including：One insulating body, there is multiple terminal grooves and multiple accepting grooves；It is multiple Conducting terminal, is contained in multiple terminal grooves respectively, and there is each conducting terminal a main part to be contained in the terminal Groove, one end of the main part connect an adjutage, and the adjutage is for electrically connecting to the engagement pad, the main part The other end connects an at least pothook, and the pothook snap fit is in the insulating body；Multiple metalworks, it is contained in respectively multiple The accepting groove, the accepting groove connect with the terminal groove, and each metalwork is located at the one of each conducting terminal Side, one end of each metalwork to abut the chip module and not contacted with the engagement pad, the metalwork The other end has an at least holding section, and the holding section snap fit is in the insulating body.

Further, the pothook is two, extends to be formed vertically from the one end of the main part away from the adjutage, The pothook snap fit is in the lower surface of the insulating body.

Further, one end of the main part connection adjutage extends laterally one first protuberance, the end respectively The both sides of pilot trench correspond to first protuberance and are provided with a stage portion respectively, and first protuberance is fastened in the stage portion.

Further, the one end of the flat part away from the supporting part vertically extension one holding section, the fastening part in The side of the flat part, the holding section snap fit is in the lower surface of the insulating body.

Further, one end of the supporting part connection flat part extends laterally one second protuberance respectively so that institute The length for stating supporting part is more than the length of the accepting groove.

Compared with prior art, the invention has the advantages that：

Electric connector of the present invention in the side of each conducting terminal by setting a metalwork, each metal Prolong to abut the chip module and not contacted with the engagement pad when described in the chip module downwards crimping one end of part When semi-girder is to certain amplitude, the chip module abuts the abutting part, chip module described in the metalwork block, prevents institute Stating chip module, excessively crimping causes the conducting terminal to damage downwards, while the metalwork does not contact with the engagement pad, Prevent the metalwork from turning on the two neighboring engagement pad, cause electric connector short-circuit.

【Brief description of the drawings】

Fig. 1 is the three-dimensional exploded view of electric connector of the present invention；

Fig. 2 is the three-dimensional combination figure of electric connector of the present invention；

Fig. 3 is the three-dimensional exploded view at another visual angle of electric connector of the present invention；

Fig. 4 is schematic diagram when electric connector of the present invention is not crimped by chip module；

Fig. 5 is schematic diagram when electric connector of the present invention is crimped downwards by chip module；

Fig. 6 is the side view of electric connector of the present invention；

Fig. 7 is the three-dimensional exploded view of second embodiment of the invention electric connector.

The drawing reference numeral explanation of embodiment：

Electric connector 100	Contact site 221
		Insulating body 1	Pothook 23
Terminal groove 11	Metalwork 3
		Stage portion 111	Flat part 31
Accepting groove 12	Supporting part 32
		Conducting terminal 2	Second protuberance 321
Main part 21	Holding section 33
		First protuberance 211	Chip module 4
Adjutage 22	Engagement pad 41

【Embodiment】

For ease of being better understood from the purpose of the present invention, structure, feature and effect etc., in conjunction with the drawings and specific embodiments The invention will be further described.

As shown in Figure 1 and Figure 4, electric connector 100 of the present invention, it is for electrically connecting to a chip module 4, the chip dies Block 4 has multiple engagement pads 41, including an insulating body 1, multiple conducting terminals 2 and multiple metalworks 3.

As shown in figure 1, the insulating body 1 has multiple terminal grooves 11 and a multiple accepting grooves 12, the terminal groove 11 with The accepting groove 12 is connected, and the length of the terminal groove 11 is less than the length of the accepting groove 12, the width of the terminal groove 11 For degree more than the width of the accepting groove 12, a recessed stage portion 111 is distinguished in the both sides of the terminal groove 11；The insulating body 1 Surrounding be respectively equipped with a positioning table（It is not shown, similarly hereinafter）, the positioning table is positioning the chip module 4, the positioning The upper surface of platform is higher than the upper surface of the insulating body 1.

As shown in figures 1 and 3, multiple conducting terminals 2 are contained in multiple terminal grooves 11 respectively, each described Conducting terminal 2 has a main part 21, and one end of the main part 21 is folded upward at one adjutage 22 of extension and exceeds the insulation The upper surface of body 1, the one end of the adjutage 22 away from the main part 21 has a contact site 221 of arc, described to connect Contact portion 221 is for electrically connecting to the engagement pad 41；Laterally prolong respectively one end that the main part 21 connects the adjutage 22 Stretch out one first protuberance 211, first protuberance 211 is fastened in the stage portion 111, conducting terminal 2 described in block to Bottom offset；Extend two pothooks 23, the pothook 23 vertically in the one end of the main part 21 away from the adjutage 22 Snap fit is in the lower surface of the insulating body 1（As shown in Figure 2）, conducting terminal 2 shifts up described in block, while the grab Portion 23 will not cause to extrude to the terminal groove 11, ensure the intensity of the insulating body 1.

As shown in figures 1 to 6, the metalwork 3 has a flat part 31, and the flat part 31 is contained in the accepting groove 12 and vertical with the main part 21, one end of the flat part 31 extend straight up a supporting part 32 beyond the insulation this The upper surface of body 1, the supporting part 32 prevent described to abut the chip module 4 and not contacted with the engagement pad 41 Chip module 4 excessively crimps the conducting terminal 2 and causes the conducting terminal 2 to damage；The supporting part 32 connects the flat board The one end in portion 31 extends laterally one second protuberance 321 respectively so that the length of the supporting part 32 is more than the accepting groove 12 Length, the bottom surface of second protuberance 321 abuts the upper surface of the insulating body 1, and metalwork 3 described in block is to bottom Move, first protuberance 211 and second protuberance stagger about 321, and second protuberance 321 is without the insulation Body 1 opens up cell body and fixed, and ensures the intensity of the insulating body 1；The one end of the flat part 31 away from the supporting part 32 One holding section 33 of vertical extension, the holding section 33 are located at the side of the flat part 31, and the snap fit of holding section 33 is in described The lower surface of insulating body 1（As shown in Figure 2）, metalwork 3 shifts up described in block, while the holding section 33 will not be to institute State accepting groove 12 to cause to extrude, ensure the intensity of the insulating body 1.

As shown in figure 3, multiple conducting terminals 2 and multiple metalworks 3 arrange on the insulating body 1 respectively Into multiple files, the metalwork 3 of a file is spaced between the conducting terminal 2 of adjacent two file.

As shown in Figure 4 and Figure 5, when the chip module 4 does not crimp the contact site 221, the top of the contact site 221 The distance of the upper surface of face in the vertical direction and the insulating body 1 is A, the top surface in the vertical direction of the supporting part 32 Distance with the upper surface of the insulating body 1 is B, and A is more than B；When the chip module 4 is towards the direction of insulating body 1 The contact site 221 is crimped downwards, and the contact site 221 is electrically connected with the engagement pad 41, makes the contact site 221 towards described The direction of insulating body 1 tilts down motion until the chip module 4 abuts the supporting part 32, and the supporting part 32 does not connect The engagement pad 41 is touched, now, the top surface of the top surface of the contact site 221 and the supporting part 32 is located at same level height, Prevent chip module 4 excessively pushes from destroying the conducting terminal 2.

The second embodiment of the present invention is illustrated in figure 7, is with the difference of first embodiment：Positioned at same file Second protuberance 321 of the two neighboring metalwork 3 interconnect, be connected in the metalwork 3 of same file Together, facilitate the assembling of the electric connector 100, be not described in further detail herein.

In summary, electric connector 100 of the present invention has following beneficial effect：

（1）Electric connector 100 of the present invention is each by setting a metalwork 3 in the side of each conducting terminal 2 One end of the metalwork 3 is to abut the chip module 4 and not contacted with the engagement pad 41, when the chip module 4 When crimping the adjutage 22 downwards and arriving certain amplitude, the chip module 4 abuts the abutting part, the block of metalwork 3 The chip module 4, prevent that excessively crimping causes the conducting terminal to damage to the chip module 4 downwards, while the metal Part 3 does not contact with the engagement pad 41, prevents the metalwork 3 from turning on the two neighboring engagement pad 41, causes electric connector 100 short circuits；

（2）One end that the main part 21 connects the adjutage 22 extends laterally out first protuberance 211 respectively, described First protuberance 211 is fastened in the stage portion 111, and conducting terminal 2 described in block is to bottom offset；

（3）Extend two pothooks 23, the pothook 23 vertically in the one end of the main part 21 away from the adjutage 22 Snap fit is in the lower surface of the insulating body 1, and conducting terminal 2 shifts up described in block, while the pothook 23 will not be right The terminal groove 11 causes to extrude, and ensures the intensity of the insulating body 1；

（4）One end that the supporting part 32 connects the flat part 31 extends laterally second protuberance 321 respectively so that institute The length for stating supporting part 32 is more than the length of the accepting groove 12, and the bottom surface of second protuberance 321 abuts the insulation originally The upper surface of body 1, metalwork 3 described in block is to bottom offset；

（5）First protuberance 211 and second protuberance stagger about 321, and second protuberance 321 is without described Insulating body 1 opens up cell body and fixed, and ensures the intensity of the insulating body 1；

（6）The one end of the flat part 31 away from the supporting part 32 extends a holding section 33 vertically, and the holding section 33 is located at The side of the flat part 31, the snap fit of holding section 33 in the lower surface of the insulating body 1, metalwork 3 described in block to Top offset, while the holding section 33 will not cause to extrude to the accepting groove 12, ensure the intensity of the insulating body 1；

（7）The insulating body 1 has multiple terminal grooves 11 and multiple accepting grooves 12, the terminal groove 11 and the accepting groove 12 It is connected, when processing forms the terminal groove 11 and the accepting groove 12, compared to the terminal groove 11 and the accepting groove 12 Individually it is molded and does not connect, electric connector 100 of the present invention processes the die when terminal groove 11 and the accepting groove 12 Intensity is stronger, it is not easy to fractures；

（8）In second embodiment, second protuberance 321 positioned at the two neighboring metalwork 3 of same file is mutual Connection, makes the metalwork 3 of same file connect together, when the electric connector 100 is in assembling, 3 groups of the metalwork Load the 1 simpler convenience of insulating body, save the time.

Detailed description above is only the explanation of the preferred embodiments of the invention, non-therefore the limitation present invention the scope of the claims, So all equivalence techniqueses with carried out by this creation specification and diagramatic content change, the scope of the claims of the present invention is both contained in It is interior.

Claims

1. a kind of electric connector, being for electrically connecting to a chip module, the chip module has multiple engagement pads, and its feature exists In, including：

One insulating body, there is multiple terminal grooves and multiple accepting grooves；

Multiple conducting terminals, are contained in multiple terminal grooves respectively, and there is each conducting terminal a main part to be contained in The terminal groove, one end of the main part connect an adjutage, and the adjutage is for electrically connecting to the engagement pad；

Multiple metalworks, multiple accepting grooves are contained in respectively, the accepting groove connects with the terminal groove, each gold Category part is located at the side of each conducting terminal, one end of each metalwork to abut the chip module and with institute Engagement pad is stated not contact.

2. electric connector as claimed in claim 1, it is characterised in that：The adjutage is bent up from one end of the main part Folding extension and there is a contact site of arc beyond the upper surface of the insulating body, the adjutage, the contact site to The engagement pad is electrically connected with upwards.

3. electric connector as claimed in claim 1, it is characterised in that：The other end of the main part extends a pothook, institute State pothook and hook the lower surface for being held in the insulating body, the pothook is generally aligned in the same plane with the main part.

4. electric connector as claimed in claim 1, it is characterised in that：The both sides of the main part have one first protrusion respectively Portion, the both sides of the terminal groove correspond to first protuberance and are respectively equipped with a stage portion, and first protuberance is fastened in institute State stage portion.

5. electric connector as claimed in claim 1, it is characterised in that：The length of the terminal groove is more than the length of the accepting groove Degree, the width of the terminal groove are less than the width of the accepting groove.

6. electric connector as claimed in claim 1, it is characterised in that：Multiple conducting terminals and multiple metalworks point Multiple files are not arranged on the insulating body, the described of a file is spaced between the conducting terminal of adjacent two file Metalwork.

7. electric connector as claimed in claim 1, it is characterised in that：The main part and the metalwork are orthogonal.

8. electric connector as claimed in claim 1, it is characterised in that：The metalwork has a flat part, the flat part The accepting groove is contained in, one end of the flat part upwardly extends the upper surface that a supporting part exceeds the insulating body, institute Supporting part is stated to abut the chip module and not contacted with the engagement pad, the flat part is with the support zone in same One plane.

9. electric connector as claimed in claim 8, it is characterised in that：One holding section extends from the other end of the flat part, The holding section hooks the lower surface for holding the insulating body, and the fastening part is in the side of the flat part.

10. electric connector as claimed in claim 8, it is characterised in that：The supporting part connects one end of the flat part Both sides extend laterally one second protuberance respectively, and the bottom surface of second protuberance abuts the upper surface of the insulating body.

11. electric connector as claimed in claim 10, it is characterised in that：Second protrusion of the two neighboring metalwork Portion interconnects.

12. electric connector as claimed in claim 10, it is characterised in that：The main part connects one end of the adjutage Both sides have one first protuberance respectively, and first protuberance and second protuberance stagger in above-below direction respectively.

13. electric connector as claimed in claim 1, it is characterised in that：When the chip module does not crimp the adjutage, The top surface of the adjutage is higher than the top surface of the metalwork, when the chip module crimps downwards towards the insulating body direction During the adjutage, the adjutage tilts down motion until the chip module abuts the metal towards the insulating body Part, now the top surface of the top surface of the metalwork and the adjutage be located at same level height.

14. a kind of electric connector, being for electrically connecting to a chip module, the chip module has multiple engagement pads, its feature It is, including：

Multiple conducting terminals, are contained in multiple terminal grooves respectively, and there is each conducting terminal a main part to be contained in The terminal groove, one end of the main part connect an adjutage, and the adjutage is for electrically connecting to the engagement pad, described An other end connection at least pothook for main part, the pothook snap fit is in the insulating body；

Multiple metalworks, multiple accepting grooves are contained in respectively, the accepting groove connects with the terminal groove, each gold Category part is located at the side of each conducting terminal, one end of each metalwork to abut the chip module and with institute State engagement pad not contact, the other end of the metalwork has an at least holding section, and the holding section snap fit insulate this in described Body.

15. electric connector as claimed in claim 14, it is characterised in that：The adjutage is upward from one end of the main part Bending extends and beyond the upper surface of the insulating body, and the adjutage has a contact site of arc, and the contact site is used To be electrically connected with the engagement pad upwards.

16. electric connector as claimed in claim 14, it is characterised in that：The pothook is two, remote from the main part One end from the adjutage extends to be formed vertically, and the pothook snap fit is in the lower surface of the insulating body.

17. electric connector as claimed in claim 14, it is characterised in that：The main part connects one end point of the adjutage One first protuberance is not extended laterally, and the both sides of the terminal groove correspond to first protuberance and are provided with a stage portion, institute respectively State the first protuberance and be fastened in the stage portion.

18. electric connector as claimed in claim 14, it is characterised in that：The metalwork has a flat part, the flat board Portion is contained in the accepting groove, and one end of the flat part upwardly extends the upper surface that a supporting part exceeds the insulating body, The supporting part to abut the chip module and not contacted with the engagement pad, the flat part and the support zone in Same plane.

19. electric connector as claimed in claim 18, it is characterised in that：Erect the one end of the flat part away from the supporting part One holding section of straight extension, the fastening part is in the side of the flat part, and the holding section snap fit is in the insulating body Lower surface.

20. electric connector as claimed in claim 18, it is characterised in that：The supporting part connects one end point of the flat part One second protuberance is not extended laterally so that the length of the supporting part is more than the length of the accepting groove.