CN2638281Y

CN2638281Y - Edge-fastened connector

Info

Publication number: CN2638281Y
Application number: CN 03265098
Authority: CN
Inventors: 赵期俊; 胡金奎; 张国华
Original assignee: Hongteng Precision Technology Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Hongteng Precision Technology Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2003-06-06
Filing date: 2003-06-06
Publication date: 2004-09-01
Anticipated expiration: 2013-06-06

Abstract

The utility model discloses an edge connector (1) comprising a lengthwise insulation body (10), a plurality of conductive terminals (20) and at least one lock catch device (40). The insulation body is provided with a slot (110) that stretches along the lengthwise direction and a plurality of terminal pathways (112) and the conductive terminals are up-wound in the terminal pathways of the insulation body. At least one end of the insulation body is provided with a pair of arms (13) that stretch upwards and an up-winding space (130) is arranged between the pair of arms. The lock catch device comprises a main part (41) that is up-wound in the up-winding space of the insulation body and a lock catch part (44) that stretches from the main part. An included angel formed between the stretching direction of the lock catch part and the axes of the main part is less than 90 degrees.

Description

Bayonet connector

[technical field]

The utility model is relevant a kind of electric connector, refers to a kind of bayonet connector with locker especially.

[background technology]

In electronics industry, the technological means that expands the function of computer or some other electronic installation by electronic cards is widely used, these electronic cards be by be plugged on reach in the bayonet connector that is installed on the motherboard and motherboard between electric connection.Bayonet connector generally includes the lengthwise insulating body, this insulating body has relative plug surface and installed surface, be concaved with the slot that extends along the insulating body longitudinally to installed surface from plug surface, contain plurality of conductive terminals on the two side of slot, these conducting terminals have and protrude into the contact site in the slot and extend the insulating body installed surface and be welded on weld part on the motherboard.When the butt end of electronic cards was inserted in the slot of insulating body, the contact site of conducting terminal was connected on the contact mat of butt end of electronic cards, thereby reached the electric connection between electronic cards and the motherboard.

In the use of electronic installation, need plug electronic cards repeatedly sometimes.For convenience and safely electronic cards is extracted, be articulated with a pair of retreat-card device on the two ends of the insulating body of bayonet connector usually.In addition, in order to prevent to come off in the slot of electronic cards because of the former thereby edge bodies of alienating oneself such as vibrations, retreat-card device is provided with fixture block, by breach buckle and electronic cards being retained in the slot of insulating body mutually accordingly on the lateral margin of fixture block and electronic cards.Relevant patent please refer to United States Patent (USP) the 5th, 603, and No. 625, the 5th, 634, No. 803 and the 5th, 662, No. 485.

Yet, the fixture block of the retreat-card device that these patents disclosed all is and the horizontal buckle of the breach of electronic cards, fixture block is very easily former thereby come off in the breach of electronic cards because of vibrations etc., causes electronic cards loosening, and then influences the electric connection between electronic cards and the bayonet connector.

Therefore, be necessary existing bayonet connector is improved to overcome above-mentioned defective.

[utility model content]

The purpose of this utility model is to provide a kind of bayonet connector with locker, and its locker can be with the reliable fixing of electronic cards.

For achieving the above object, the utility model adopts following technical scheme: a kind of bayonet connector includes lengthwise insulating body, plurality of conductive terminals and at least one locker.Insulating body has slot and the plurality of terminals passage that extends along its longitudinally, and conducting terminal is contained in the terminal channel of insulating body.At least one end of insulating body has a pair of upwardly extending arm, this is to having a receiving space between the arm, locker includes in the receiving space that is contained in insulating body and is articulated in main part on the arm and latch part that autonomous body extends, and the angle between the bearing of trend of this latch part and the axis of main part is spent less than 90.

Compared to prior art, the utility model bayonet connector has following beneficial effect: be the angle less than 90 degree between latch part and the main part, can prevent effectively that latch part from coming off in the corresponding breach of electronic cards, thereby electronic cards firmly can be immobilizated in the slot of insulating body, and then guarantee electric connection reliable and stable between electronic cards and the bayonet connector.

[description of drawings]

Fig. 1 is the three-dimensional exploded view of the utility model bayonet connector and electronic cards.

Fig. 2 is the three-dimensional combination figure at another visual angle of bayonet connector shown in Figure 1.

Fig. 3 is the three-dimensional combination figure that is plugged with the bayonet connector of electronic cards.

[embodiment]

Please refer to shown in Figure 1ly, the utility model bayonet connector 1 includes insulating body 10, plurality of conductive terminals 20, some holding units 30 and pair of catches device 40.

Insulating body 10 roughly is rectangular configuration, and it has interface 11, the installed surface 12 relative with interface 11 and the two side 111 that is oppositely arranged between interface 11 and installed surface 12.Be formed with a slot 110 between the two side 111, this slot 110 is provided with and extends along the longitudinally of insulating body 10 towards installed surface 12 from interface 11.Two side 111 is provided with plurality of terminals passage 112, and these terminal channels 112 extend through downwards to the installed surface 12 of insulating body 10 and with slot 110 and are connected.Each end of insulating body 10 has a pair of extending upward and isolated arm 13, has the receiving space 130 that is connected with slot 110 between these two arms 13, and the inwall 131 of these two arms 13 has a pair of pivoted hole 132 near the place, bottom.The bottom of each arm 13 is outward extended with a boss 14 along the horizontal cross direction of insulating body 10, is formed with a pair of stiffener 140 between this boss 14 and this arm 13, and this can increase the mechanical strength of this arm 13 to stiffener 140.

Each conducting terminal 20 includes holding parts 21, reaches the afterbodys 23 that extend from holding parts 21 downwards from holding parts 21 upwardly extending contact sites 22.

Each holding unit 30 includes installation portion 31 and a pair of also isolated holding parts 32 that extends from installation portion 31 both sides downwards.

Each locker 40 includes main part 41, portion 42, operating portion 43 and latch part 44 are moved back in the top.Main part 41 roughly is the lengthwise cylinder, and it has inner surface 410, with inner surface 410 opposed outer surface 411, relative both side surface 412 and run through inside and outside surperficial 410,411 slit 413.Slit 413 is divided into two parts with main part 41, and slit 413 can increase the elasticity of these two parts.Have some projections 414 and a pivot 415 on each side surface 412.It is that the direction that the bottom of the inner surface 410 of autonomous body 41 is faced to inner surface 410 protrudes out that portion 42 is moved back on the top; Operating portion 43 is formed at the top of main part 41; Latch part 44 be the top of autonomous body 41 downwards and to the direction diagonally extending that inner surface 410 is faced, be angle between the axis direction of this bearing of trend and main part 41 less than 90 degree, in the present embodiment, this angle is roughly 75 and spends.Latch part 44 has upper surface 440, the snap close face 441 parallel with upper surface 440 and connects the end face 442 of upper surface 440 and snap close face 441, wherein the axis direction of the bearing of trend of upper surface 440 and snap close face 441 and main part 41 is the angle less than 90 degree, and this angle is about 75 degree in the present embodiment.Have a holding tank 443 on the end face 442, this holding tank 443 is divided into two clamping parts 444 with the end of latch part 44.

Please refer to shown in Figure 2, during assembling, conducting terminal 20 is housed in the terminal channel 112 of insulating body 10, its holding parts 21 and insulating body 10 interference engagement are to be retained on conducting terminal 20 in the terminal channel 112, contact site 22 protrudes in the slot 110, and afterbody 23 extends the installed surface 12 of insulating body 10.The installation portion 31 of holding unit 30 is retained in the boss 14, and holding parts 32 extends the installed surface 12 of insulating body 10.Locker 40 is housed in the receiving space 130 at insulating body 10 two ends, pivot 415 on two side surfaces 412 of its main part 41 is contained in the pivoted hole 132 on the inwall 131 of arm 13, thereby locker 40 is pivoted on the arm 13, and each locker 40 can be around pivot 415 from outwards rotating to an angle perpendicular to the snap close position on the direction of installed surface 12.

Please refer to again shown in Fig. 1,3, include inserted terminal 51, relative two lateral margins 52 and two relative side surfaces 53 with electronic cards 50 that the utility model bayonet connector 1 plugs.The breach 520 that each lateral margin 52 has end face 522 and sets to the concave from end face 522, this breach 520 has the bearing surface 521 that the snap close face 441 with the latch part 44 of locker 40 connects, and the angle of this bearing surface 521 and end face 522 equals the angle between the axis of the snap close face 441 of latch part 44 of locker 40 and main part 41.When the inserted terminal 51 of electronic cards 50 inserts in the slot 110 of insulating bodies 10, locker 40 rotates to perpendicular to the snap close position on the direction of installed surface 12, the breach 520 of latch part 44 and electronic cards 50 is buckle mutually, its snap close face 441 is connected to the bearing surface 521 of breach 520, and two clamping parts 444 of each latch part 44 are clamped in two side surfaces 53 of electronic cards 50 respectively.Because the bearing surface 521 of the angle between the snap close face 441 of the latch part 44 of locker 40 of the present utility model and the axis of main part 41 and the breach 520 of electronic cards 50 and the angle between the end face 522 are all less than 90 degree, when the snap close face 441 of latch part 44 is connected on the bearing surface 521 of breach 520, bearing surface 521 can prevent effectively that latch part 44 from coming off in breach 520, so that electronic cards 50 is firmly latched in the slot 110 of insulating body 10, and then guarantee reliable and stable electric connection between electronic cards 50 and the bayonet connector 1.In addition, two clamping parts 444 of latch part 44 are clamped in respectively on two side surfaces 53 of electronic cards 50, can prevent effectively that electronic cards 50 from moving along the horizontal cross direction of insulating body 10, further guarantee the reliability that electrically connects between electronic cards 50 and the bayonet connector 1.

Claims

1. bayonet connector, include lengthwise insulating body, plurality of conductive terminals and at least one locker, wherein insulating body has slot and the plurality of terminals passage that extends along its longitudinally, at least one end of insulating body has a pair of upwardly extending arm, this is to having a receiving space between the arm, conducting terminal is housed in the terminal channel of insulating body, and locker includes in the receiving space that is housed in insulating body and is articulated in main part on the arm and latch part that autonomous body extends; It is characterized in that: the angle between the bearing of trend of the latch part of locker and the axis of main part is less than 90 degree.

2. bayonet connector as claimed in claim 1 is characterized in that: the bearing of trend of aforementioned latch part and the angle between the main part are 75 degree.

3. bayonet connector as claimed in claim 1 is characterized in that: aforementioned arm is arranged on the two ends of insulating body, and at least one locker comprises the pair of catches device on a pair of arm that is articulated in the insulating body two ends respectively.

4. as claim 1 or 3 described bayonet connectors, it is characterized in that: the main part of locker is the lengthwise cylinder, its have inner surface, with inner surface opposed outer surface, relative two side surfaces and the slit that runs through surfaces externally and internally and extend along the longitudinally of main part.

5. bayonet connector as claimed in claim 4 is characterized in that: have a pair of pivoted hole on the inwall of every pair of arm, have on two side surfaces of the main part of locker and a pair ofly be housed in this to the pivot in the pivoted hole.

6. bayonet connector as claimed in claim 4 is characterized in that: locker includes the operating portion that is formed at the main part top.

7. bayonet connector as claimed in claim 4, it is characterized in that: latch part is that the top of autonomous body is downwards and to the direction diagonally extending of being faced of the inner surface of main part, the end face that it has upper surface, the snap close face parallel with upper surface and connects upper surface and snap close face, wherein the angle between the axis of the bearing of trend of upper surface and snap close face and main part is 75 degree, have the holding tank that runs through upper surface and snap close face on the end face, this holding tank is divided into two clamping parts with the end of latch part.

8. bayonet connector as claimed in claim 1, it is characterized in that: insulating body has interface, the installed surface relative with interface and two sidewalls that are oppositely arranged between interface and installed surface, slot is arranged between two sidewalls, and terminal channel is arranged on two sidewalls and extends through to installed surface downwards.

9. bayonet connector as claimed in claim 8 is characterized in that: each conducting terminal includes holding parts, extends upward and protrude into the contact site in the slot and extend the afterbody of the installed surface of insulating body downwards from holding parts from holding parts.

10. bayonet connector as claimed in claim 1, it is characterized in that: the bottom of each arm has outwards protruded out a boss along the horizontal cross direction of insulating body, has a pair of stiffener between this boss and this arm, bayonet connector further includes some holding units, and each holding unit includes installation portion and a pair of holding parts that extends the installed surface of insulating body from the installation portion both sides downwards that is retained in the boss.