CN201181775Y

CN201181775Y - Electrical connector

Info

Publication number: CN201181775Y
Application number: CNU2008200044601U
Authority: CN
Inventors: 陈波
Original assignee: Molex Interconnect Shanghai Co Ltd; Molex LLC
Current assignee: Molex Interconnect Shanghai Co Ltd; Molex LLC
Priority date: 2008-01-31
Filing date: 2008-01-31
Publication date: 2009-01-14
Anticipated expiration: 2018-01-31
Also published as: WO2009153671A3; TWM339134U; WO2009153671A2

Abstract

The utility model discloses an electric connector has an end of pegging graft, contains an insulator, a plurality of terminal of acceping in this insulator, a casing that shields this insulator, and a detection device. The insulating body is provided with a main body part, a butt joint part protruding from the main body part to the plug end, and a detection space arranged at the top of the main body part and the butt joint part. The main body part is provided with a front end surface facing the plugging end and a rear end surface opposite to the front end surface. The shell is provided with a rear cover for shielding the rear end face. The inspection device comprises an inspection terminal having a holding portion, and an abutting portion and a soldering portion respectively connected to the holding portion. When in butt joint, the abutting part of the detection terminal is pushed to abut against the rear cover of the shell, so that the aim of inserting in the detection process is fulfilled. The utility model discloses add detection device, avoided the operation blindness nature of butt joint in-process, be favorable to the stability of electricity connection, and the maintenance of product.

Description

Electric connector

Technical field

The utility model relates to a kind of electric connector, particularly relates to a kind of electric connector that is used for high-speed differential signal (differential signal) transmission with detection terminal.

Background technology

The existing electric connector that is used for differential signal transmission has in the communications field very widely to be used, and all discloses this type electric connector as the Chinese invention patent application that on October 12nd, 2005, disclosed publication number was CN1681163, the Chinese invention patent application that on December 7th, 2005, disclosed publication number was CN1705168.As shown in Figure 1, be No. 095203253 disclosed electric connector 8 of patent application of TaiWan, China.This electric connector 8 comprises an insulating body 80, some terminals 81 that is contained in this insulating body 80, and a housing 82 that covers this insulating body 80.One corresponding butt joint device (not shown) can have the interface 83 of this electric connector 8 to insert, and realizes being electrically connected with the transmitting high speed differential signal with this electric connector.Yet existing this type electric connector 8 does not provide and detects the function whether the butt joint device is correctly planted, and causes coming in contact through regular meeting in the docking operation bad, even damages the situation of element.Not only influence the useful life of product, also do not meet the theory of human oriented design instantly.

Summary of the invention

The purpose of this utility model provides a kind of electric connector, and it is provided with and detects the detection architecture whether the butt joint device is correctly planted, and is convenient to the use of product, prevents the artificial damage in the docking operation.

For achieving the above object, the utility model provides following technical proposals: an electric connector, have an inserted terminal, and comprise that an insulating body, plurality of terminals, cover the housing of this insulating body, and a checkout gear.This insulating body has a main part, and protruding in the docking section of this inserted terminal from this main part, and this terminal accommodating is in this docking section.This checkout gear comprises a detection terminal and a coupling terminal; This insulating body is provided with a detection space and accommodates this detection terminal; When this electric connector was in mated condition, this detection terminal butt should form electric connection by the coupling terminal.

In one embodiment, the main part of this insulating body has a front end face towards this inserted terminal, and the rear end face relative with this front end face.This housing has a bonnet that covers this rear end face, and this bonnet is the coupling terminal.This detection terminal has a holding parts, and the abutting part and the weld part that are connected with this holding parts respectively.In another embodiment, this abutting part further comprises and first abutting part that docks the device butt that inserts, and under mated condition with second abutting part of this bonnet butt.This this bonnet of second abutting part butt.This detection space comprises the stopper slot of accommodating this holding parts, and accommodates the action space of this abutting part.This stopper slot is located at this main part one side, and this action space is located at this main part and this top, docking section.This first abutting part is to extend from oblique this inserted terminal of this holding parts, and this second abutting part is to extend to the end opposite of this inserted terminal from the V-shaped bending of this first abutting part.The holding parts of this detection terminal comprises one first holding parts, and second holding parts vertical with this first holding parts; The direction of this second holding parts along this inserted terminal to its end opposite extended; When this electric connector did not dock, first abutting part of this abutting part convexedly stretched in this top, docking section.The weld part of this detection terminal extends outside the rear end face of this main part, and it extends one section vertically downward from this holding parts, and further a leg is extended in bending.This electric connector is to meet the HDMI (High Definition Multimedia Interface) standard.

The beneficial effects of the utility model are: its existing electric connector has additional the detection terminal composition checkout gear that matches with existing shielding casing, correctly plant in order to accurate detection butt joint device, avoid the blindness in the docking operation, thereby guarantee the stability of butt joint, avoid the damage of thinking device.

Description of drawings

Fig. 1 is the three-dimensional exploded view of an existing electric connector;

Fig. 2 is that the electric connector according to the utility model one embodiment is assemblied in the stereogram that docks the device butt joint on the circuit board with;

Fig. 3 is that the electric connector according to the utility model one embodiment is assemblied in the other direction stereogram that docks the device butt joint on the circuit board with;

Fig. 4 is the stereogram according to the electric connector of the utility model one embodiment;

Fig. 5 is the three-dimensional exploded view of electric connector among Fig. 4;

Fig. 6 is another three-dimensional exploded view of electric connector among Fig. 4;

Fig. 7 A is the end view before the butt joint device according to the utility model one embodiment contacts with the detection terminal of electric connector;

Fig. 7 B is the cutaway view along XX line intercepting among Fig. 7 A;

Fig. 8 A is the end view of the butt joint device according to the utility model one embodiment when docking with the detection terminal of electric connector;

Fig. 8 B is along the cutaway view of YY line intercepting among Fig. 8 A.

Symbol description among the figure:

1 electric connector	10 inserted terminals
1 electric connector	10 inserted terminals	11 rear ends
2 insulating bodies	20 main parts	11 rear ends
2 insulating bodies	20 main parts	200 front end faces	201 rear end faces
21 docking sections		200 front end faces	201 rear end faces
21 docking sections		22 detect the space	220 stopper slots
The 220a first groove section	The 220b second groove section	22 detect the space	220 stopper slots
The 220a first groove section	The 220b second groove section	221 action spaces
23 terminal containing slots		221 action spaces
23 terminal containing slots		3 terminals
4 housings	40 incorporating sections	3 terminals
4 housings	40 incorporating sections	41 installation feet	42 bonnets
5 butt joint devices		41 installation feet	42 bonnets
5 butt joint devices		6 checkout gears	60 detection terminals
61 holding parts	61a first holding parts	6 checkout gears	60 detection terminals
61 holding parts	61a first holding parts	61b second holding parts
62 weld parts	620 legs	61b second holding parts
62 weld parts	620 legs	63 abutting parts	63a first abutting part
63b second abutting part		63 abutting parts	63a first abutting part
63b second abutting part		A grafting direction
The P circuit board	P1, P2 weld pad	A grafting direction

Embodiment

For better understanding spirit of the present utility model, it is described further below in conjunction with preferred embodiment of the present utility model.

Shown in Fig. 2,3,4, comprise an insulating body 2, some terminals 3 that is contained in this insulating body 2 according to the electric connector 1 of the utility model one embodiment, and a housing 4 that covers this insulating body 2.This electric connector 1 further is assembled on the circuit board P, inserts butt joint by its inserted terminal 10 along butt joint direction A for a corresponding butt joint device 5, thereby realizes the transmission of high-speed differential signal.Whether correctly plant for detecting this butt joint device 5, electric connector 1 of the present utility model further comprises a checkout gear 6.

Shown in Fig. 4,5,6, this insulating body 2 has a rectangular-shaped main part 20, a docking part 21, and a detection space 22 that is recessed to form on this main part 20 and docking section 21.This main part 20 has a front end face 200 towards inserted terminal 10, and the rear end face 201 relative with this front end face 200.This docking section 21 is the plate bodys that protrude out to inserted terminal 10 on this front end face 200, its upper edge inserted terminal 10 extends to the terminal containing slot 23 that main part 20 is formed with plurality of parallel to its end opposite 11 (to call " rear end " in the following text) direction, and the positional structure of each terminal containing slot 23 is according to terminal 3 decisions of accommodating.Wherein, detect space 22 and be located at this insulating body 2 tops, comprise a stopper slot 220 and an action space 221.This stopper slot 220 is located at main part 20 1 sides, comprise first groove section 220a that extends perpendicular to grafting direction A and the second groove section 220b that extends along grafting direction A, this second groove section 220b further runs through the rear end face 201 of this main part 20, and local further the depression in main part 20 extended (not shown).This action space 221 is extended by the first groove section 220a of this stopper slot 220, is formed at the crown center place of main part 20, and further extends the top of docking section 21.

This housing 4 is a metallic plate through punching press, cut and be bent to form, and has one and coats an incorporating section 40 and a bonnet 42 that covers this insulating body 2.This incorporating section 42 forms the socket that inserts for the butt joint device at inserted terminal 10, and this bonnet 42 covers the rear end face 221 of this main part 20 after the bending downwards of its rear end 11.In other embodiments this bonnet 42 also can with these incorporating section 42 separable assemblings.This incorporating section 42 further comprises 40 installation feet 41 that extend from the incorporating section downwards, and this installation foot 41 is gone up (seeing Fig. 2,3) in order to be soldered on the corresponding weld pad P1 on the circuit board P thereby this housing 4 is fixed to circuit board P.

The coupling terminal that this checkout gear 6 comprises a detection terminal 60 and matches with this detection terminal 60 is formed for the detection loop of detecting when both contact.In the present embodiment, this coupling terminal is preferably selected the bonnet 42 of this housing 4, and wherein this detection terminal 60 is arranged in the detection space 22 of this insulating body 2.This detection terminal 60 has a holding parts 61, a weld part 62 from this holding parts 61 1 ends extension, and an abutting part 63 from this holding parts 61 other ends extension.This holding parts 61 is contained in the stopper slot 220, comprises the corresponding first holding parts 61a of the first groove section 220a shape, and and the corresponding second holding parts 61b of the second groove section 220b shape.Weld part 62 extends outside the stopper slot 220 from the second holding parts 61b of this holding parts 61 bending downwards, and further bends a leg 620 in order to be soldered to the corresponding weld pad P2 (seeing Fig. 2,3) on the circuit board P.This abutting part 63 is a V-arrangement, comprises the first abutting part 63a that extends from the first holding parts 61a of this holding parts 61, reaches the second abutting part 63b from this first abutting part 63a bending.This first abutting part 63a extends from the oblique inserted terminal 10 of this first groove section 220a, convexedly stretches in this place, 21 tops, docking section, promotes butt joint device 5 so that replace.This second abutting part 63b is folded to rear end 11 from this first abutting part 63a and extends, and its end also is a V-arrangement.By prior art as can be known, butt joint device 5 has in patching the receiving space that cooperates fully with this docking section 21, so in the present embodiment in order to make this detection terminal 60 to insert the stressed promotions in back at butt joint device 5, the height of its first abutting part 63a must be given prominence to the surface of this docking section 21, promptly the height of this first abutting part 63a is greater than the degree of depth that this action space 221 is positioned at docking section 21, as shown in Figure 4.

Fig. 7 A-8B is used for illustrating butt joint device 5 and this detection terminal 60 effect front and back, the course of action of this detection terminal 60 and bonnet 42.As Fig. 7 A-7B, will dock inserted terminal 10 insertions of device 5 along butt joint direction A by electric connector 1, this moment, the abutting part 63 of detection terminal 60 did not contact with the bonnet 42 of housing 4, and this detection terminal 60 is in free state.Along with the propelling of butt joint device 5, it begins to contact with the first abutting part 63a of abutting part 63, and then promotes 11 propellings to the back-end in action space 221 of whole abutting part 63.Shown in Fig. 8 A-8B, when butt joint device 5 continues to be advanced into when docking fully with the docking section 21 of electric connector 1, the abutting part 63 of detection terminal 60 is contained in action space 221 fully and is positioned at part on the main part 20, wherein the first abutting part 63a for the butt joint device 5 against, the second abutting part 63b is against the bonnet 42 of housing 4, thereby testing circuit conducting this moment reaches the purpose of detection.

Electric connector of the present utility model, its existing electric connector that is used for the transmitting high speed differential signal is provided with and detects the checkout gear that the butt joint device is planted, thereby in use is convenient to know the butt joint situation avoid planting loose contact that causes not in place or structural failure.The theory that meets human oriented design has more guaranteed the stability of electrical connection and the useful life of product; The existing shielding casing of the utilization of this checkout gear simultaneously cooperates with detection terminal, reduces cost greatly.

Technology contents of the present utility model and technical characterstic disclose as above, yet those of ordinary skill in the art still may be based on teaching of the present utility model and announcements and done all replacement and modifications that does not deviate from the utility model spirit.Therefore, protection range of the present utility model should be not limited to the disclosed content of embodiment, and should comprise various do not deviate from replacement of the present utility model and modifications, and is contained by the present patent application claim.

Claims

1, a kind of electric connector has an inserted terminal, comprises an insulating body, plurality of terminals, and a housing that covers this insulating body; This insulating body has a main part, and from the protruding docking section to this inserted terminal of this main part; This terminal accommodating is in this docking section; It is characterized in that: this electric connector further comprises a checkout gear, and this checkout gear comprises a detection terminal and a coupling terminal; This insulating body is provided with a detection space and accommodates this detection terminal; When this electric connector was in mated condition, this detection terminal butt should form electric connection by the coupling terminal.

2, electric connector as claimed in claim 1 is characterized in that: the main part of this insulating body has a front end face towards this inserted terminal, and the rear end face relative with this front end face; This housing has one and covers the bonnet of this rear end face, and should the coupling terminal be this bonnet.

3, electric connector as claimed in claim 2 is characterized in that: this detection terminal has a holding parts, and the abutting part and the weld part that are connected with this holding parts respectively; This abutting part further comprises and first abutting part that docks the device butt that inserts, and under mated condition with second abutting part of this bonnet butt.

4, as described electric connector one of in claim 2 or 3, it is characterized in that: this detection space comprises the stopper slot of accommodating this holding parts, and accommodates the action space of this abutting part; This stopper slot is located at this main part one side; This action space is located at this main part and this top, docking section.

5, electric connector as claimed in claim 4 is characterized in that: this first abutting part is to extend from oblique this inserted terminal of this holding parts, and this second abutting part is to extend to the end opposite of this inserted terminal from the V-shaped bending of this first abutting part.

6, electric connector as claimed in claim 4 is characterized in that: the holding parts of this detection terminal comprises one first holding parts, and second holding parts vertical with this first holding parts; The direction of this second holding parts along this inserted terminal to its end opposite extended;

7, electric connector as claimed in claim 4 is characterized in that: when this electric connector did not dock, first abutting part of this abutting part convexedly stretched in this top, docking section.

8, electric connector as claimed in claim 3 is characterized in that: the weld part of this detection terminal extends outside the rear end face of this main part, and it extends one section vertically downward from this holding parts, and further a leg is extended in bending.

9, electric connector as claimed in claim 1 is characterized in that: this electric connector is to meet the HDMI (High Definition Multimedia Interface) standard.