CN201355705Y - electrical connector - Google Patents

Abstract

The utility model discloses an electric connector, which comprises an insulation body (2), a conductive terminal (3) accommodated in the insulation body, a locking piece (4) fixed in the insulation body and suitable for the locking with a butting connector with a function of maintaining the connection state between the electric connector and the butting connector, and a cover body (7) mounted at the back end of the insulation body. The locking piece comprises an engagement part (41) arranged at the front end thereof and locked with the butting connector and a drive part (42) arranged at the back end and capable of driving the engagement part under the action of external forces, the part of the drive part extends from the insulation body in the butting direction is accommodated in the cover body, a button (78) is formed into a whole with the cover body, the front end (781) of the button is connected with the cover body, and the back end thereof (782) can rotate around the front end thereof so as to the drive part.

Description

electrical connector

【Technical field】

The utility model relates to an electrical connector with a locking device to maintain a connection state with a docking connector, in particular to an electrical connector with a locking device that is convenient to press.

【Background technique】

Please refer to Figure 8 of Taiwan Patent Publication No. M281339. The button pressing part of the existing external cable connector 800 is mostly arranged on the front end of the cover body 870, this is because the cover body 870 is often installed on the rear end of the insulating body 830, and the locking member is generally housed in the insulating body as a whole. Inside the body 830 (not shown in the M281339 patent, please refer to Figure 4 in Chinese patent 03274834.5 for similar structures), so for the button pressing part that needs to be pressed to unlock or realize the lock, it is set at the front end of the cover Nature is ideal. However, this is prone to a problem. After being plugged into the computer, the docking port at the front end of the cable connector 800 will be accommodated inside the computer or other equipment, and the front end of the cover body 870 will be against the computer. It will be troublesome to press the button pressing part near the front end of the cover body 870 .

【Content of utility model】

The purpose of the utility model is to provide an electrical connector, which can solve the problem that the pressed part of the button is not easy to press because it is close to the front end of the cover.

In order to achieve the above purpose, the utility model provides the following technical solutions: an electrical connector, including an insulating body, a conductive terminal accommodated in the insulating body, fixed in the insulating body and suitable for locking with a docking connector to maintain electrical connection The locking part in the connection state between the connector and the docking connector and the cover installed at the rear end of the insulating body, the locking part includes the engaging part at the front end and the locking part of the docking connector and the rear end which can be driven to engage under the action of external force The driving part of the part, the driving part exceeds the insulating body in the docking direction and is accommodated in the cover body. The cover body is integrally formed with a button. The front end of the button is connected with the cover body, and the rear end can rotate around the front end to press the driving part.

Compared with the prior art, the pressure receiving part of the electric connector button of the utility model is provided with a relatively rear position of the cover body, which can make it easy to be pressed; not only that, the driving part of the lock catch exceeds the insulating body in the docking direction The setting of the insulating body will not be too long due to the need to hold the locking member.

The purpose of the utility model is also to provide an electrical connector, which can provide another way to fix the locking element, so that the fixing of the locking element does not need to rely too much on the insulating body.

In order to achieve the above purpose, the utility model provides the following technical solutions: an electrical connector, including an insulating body, a conductive terminal accommodated in the insulating body, suitable for locking with the docking connector so as to maintain the connection between the electrical connector and the docking connector The lock piece in the inter-connected state and the shielding shell that is attached to the outer periphery of the insulating body and covers the lock piece. The lock piece includes the engaging part at the front end and the lock of the docking connector and the rear end that can be driven under the action of external force. The driving part of the engaging part and the shielding housing are provided with a narrow through hole for the engaging part and the driving part to pass through and be exposed to the outside of the shielding housing.

Compared with the prior art, the shielding shell of the electrical connector of the utility model cooperates to realize the original functions of the engaging part and the driving part, and at the same time restricts the positioning of the locking part itself, so that the locking part does not need to rely too much on the insulating body And fixed, so that it is possible for the locking member to exceed the insulating body.

Of course, the method of restricting the locking member by shielding the shell itself has realized the positioning function of the locking member, which can be regarded as an independent creation, and will not be limited by the condition that “the locking member exceeds the insulating body”.

Below in conjunction with accompanying drawing and preferred embodiment the utility model is described further.

【Description of drawings】

FIG. 1 is a three-dimensional assembled view of an electrical connector according to the present invention.

FIG. 2 is a partially exploded view of the electrical connector before the upper and lower covers are assembled to the shielding case.

Fig. 3 is a cross-sectional view of Fig. 1 passing through the locking member along the docking direction.

FIG. 4 and FIG. 5 are two perspective exploded views of the electrical connector from different perspectives.

【Detailed ways】

1 to 5 are diagrams of an electrical connector 100 created according to the content of the present invention. The electrical connector 100 includes an insulating body 2, a plurality of conductive terminals 3 accommodated in the insulating body 2, fixed on the insulating body 2 and suitable for locking with a mating connector (not shown) so as to maintain the connection between the electrical connector 100 and the mating connector The locking member 4 in the connection state, the shielding shell 5 made of metal that is attached to the outer periphery of the insulating body 2 and consists of upper and lower shielding shells 51, 52, and the shielding shell 5 that covers the insulating body 2 and the rear end of the shielding shell Cover 7. The cover 7 is assembled from an upper cover 71 and a lower cover 72 . The cable assembly 6 is fixed on the rear end of the cover body 7 and has several core wires (not shown) for connecting with the conductive terminals 3 .

FIG. 1 is a three-dimensional assembled view of the electrical connector 100 , which shows the assembled view of the electrical connector 100 . The insulating body 2 and the front end of the shielding shell 5 are exposed outside the cover 7 , and jointly form a mating port of the electrical connector 100 , which is suitable for being inserted into the mating connector to realize the electrical connection between the two. The receiving space 20 in the center of the insulating body 2 is C-shaped and opens forward to communicate with the outside world. The conductive terminals 3 extend into the receiving space 20 to contact with corresponding conductive terminals on the mating connector. The engaging portion 41 of a pair of latches 4 protrudes from the upper surface of the shielding housing 5 and is exposed to the outside, so as to lock with the docking connector when the docking port is inserted into the docking connector to keep the electrical connector 100 in the docking connection connection status between devices.

The upper cover 71 and the lower cover 72 are assembled together up and down to cover the rear end of the insulating body 2 and the shielding case 5 . The button 78 integrally formed on the upper cover 71 is tilted up, which is convenient for the operator to press. The button 78 is generally in the shape of a trapezoid with a narrow front and a wide rear. The front end is provided with a root 781 connected to the upper cover 71 , and the rear end is a pressure receiving portion 782 . The cable assembly 6 protrudes from the rear end of the cover 7 to connect other electronic components (not shown).

FIG. 2 shows a view of the electrical connector 100 before the upper and lower covers 71 , 72 are assembled to the shielding case 5 . The upper and lower shielding shells 51, 52 are fixed as a whole by means of protrusions and receiving holes 517, 527 provided thereon. The driving part 42 at the rear end of the locking member 4 protrudes from the upper surface of the upper shielding housing 51 and is exposed outside, so that it can be pressed by the button 78 .

The cable assembly 6 includes a cable 62 and a stop block 61 located at the front end of the cable 62. Correspondingly, the rear end of the cover body 7 is provided with a receiving groove 77 for accommodating the stop block 61 and a circular hole for the cable 62 to pass through. Holes 79 (the receiving groove 77 and the holes 79 in the upper cover body 71 are shown in FIG. 5 ).

FIG. 3 is a cross-sectional view of FIG. 1 passing through the locking member 4 along the docking direction. 4 and 5 are perspective exploded views of the electrical connector 100 from different angles to show details of each component.

Please combine Figure 3 to Figure 5. The locking member 4 is located in a vertical plane as a whole, including an upper rod portion 43 provided with a driving portion 42 and an engaging portion 41, a lower rod portion 44 separated from the upper rod portion 43 and arranged in parallel, and connecting the upper and lower rod portions 43 , The connecting portion 45 of the rear end of 44. A barb 46 is formed on the front end of the lower rod portion 44 to fix the locking member 4 to the insulating body 2 . A protrusion 48 is formed under the upper rod portion 43 to prevent the driving portion 42 from being pressed down excessively.

The insulating body 2 is provided with a pair of receiving grooves 26 which are separated from each other and open to the rear. One of the receiving grooves 26 accommodates the engaging portion 41 and allows the engaging portion 41 to rotate, and the other receiving groove 26 interferes with the barb 46 to fix the locking member 4 In the insulating body 2. The driving part 42 and the connecting part 45 exceed the insulative housing 2 in the mating direction (ie, the front-rear direction), which makes the pressing part 782 of the button 78 of the driving part 42 reliably set.

In the electrical connector 100, the driving part 42 exceeds the insulating body 2 in the mating direction, which makes the pressing part 782 of the push button 78 of the driving part 42 reliable, and thus effectively solves the problem of difficulty in pressing. In addition, the button 78 of the present invention is integrally formed on the cover body 7, so that the cover body 7 can save the structure for fixing the button 78, and the assembly is also simpler.

Furthermore, the shielding shell 5 is further provided with a narrow through hole 53 for the engaging portion 41 and the driving portion 42 to pass through and be exposed to the outside of the shielding shell 5 . The through hole 53 can assist in positioning the locking member 4 so that the rear end of the locking member 4 protruding from the insulating body 2 will not be tilted. In addition to the interference between the barb 46 and the insulating body 2 and the interference between the contact portion 47 and the shielding case 5 , the locking member 4 has been securely fixed.

The rear end of the lower rod portion 44 is lower than other parts of the locking member 4 to form a contact portion 47 that is in conflict with the bottom wall of the lower shielding housing 52 . The contact portion 47 is generally located directly below the driving portion 42 , and when the driving portion 42 is pressed downward, it can preferably provide support for the driving portion 42 so as not to deform the rear end of the locking member 4 beyond the insulating body 2 under pressure.

A number of gaskets 73 protrude inward from both sides of the inner wall of the cover body 7 to press against the shielding shell 5. The upper and lower covers 71, 72 are correspondingly provided with buckle arms 74 and buckle holes 75 to fix the upper and lower covers 71, 72 as one.

The front end of the lower shielding shell 52 is box-shaped to accommodate the insulating body 2, and the rear end is a semi-open C-shape to accommodate the rear end of the insulating body 2, the locking member 4 and the front end of the cable assembly 6 together with the upper shielding shell 51. . A cable holding portion 54 and a cable supporting portion 55 are respectively formed at the rear ends of the upper and lower shielding shells 51 and 52 .

A pair of ear portions 27 are formed on both sides of the rear end of the insulating body 2 , and the receiving groove 26 for accommodating the locking member 4 passes through the pair of ear portions 27 . A space 28 is formed between the pair of ear portions 27 , and the insulating block 30 for arranging the tails of the conductive terminals 3 is accommodated in the space 28 .

Claims (10)

1. electric connector, comprise insulating body, be housed in the conducting terminal in the insulating body, thereby be fixed in the insulating body and be fit to butt connector snap close maintenance electric connector and butt connector between connection status snap close piece and be installed in the lid of insulating body rear end, it is characterized in that: described snap close piece comprises the engaging piece that is positioned at front end and butt connector snap close and is positioned at the drive division that the rear end also can drive engaging piece under external force, described drive division exceeds insulating body and is housed in the lid on the butt joint direction, described lid is formed with button, the front end of described button links to each other with lid, and the rear end can be rotated to push described drive division around described front end.

2. electric connector as claimed in claim 1 is characterized in that: described electric connector is provided with metal shielding casing in addition; Described shielding casing front end hides insulating body, and the rear end exceeds insulating body and is positioned at lid, and the front end of described shielding casing and rear end are respectively equipped with narrow and small through hole and pass for engaging piece and drive division and be exposed to outside the shielding casing.

3. electric connector as claimed in claim 1 or 2, it is characterized in that: described snap close piece integral body is positioned at a perpendicular, lower beam portion that comprises the upper pole part which is provided with described drive division and described engaging piece, is separated by with upper pole part and the connecting portion that is connected lower beam portion end, described lower beam portion be provided with hangnail with the pin fastener in insulating body.

4. electric connector as claimed in claim 3 is characterized in that: described engaging piece, hangnail are arranged at insulating body, and described drive division, connecting portion exceed insulating body on the butt joint direction.

5. electric connector as claimed in claim 4 is characterized in that: described lower beam portion is provided with the contact site that exceeds insulating body on the butt joint direction in addition, and described contact site is pressed on the diapire of shielding casing.

6. electric connector, thereby comprise insulating body, be housed in conducting terminal in the insulating body, be fit to butt connector snap close maintenance electric connector and butt connector between connection status snap close piece and abut in the insulating body periphery and hide the shielding casing of snap close piece, it is characterized in that: described snap close piece comprises the engaging piece that is positioned at front end and butt connector snap close and is positioned at the rear end and can drives the drive division of engaging piece under external force, and described shielding casing is provided with narrow and small through hole and passes for engaging piece and drive division and be exposed to outside the shielding casing.

7. electric connector as claimed in claim 6, it is characterized in that: described snap close piece integral body is positioned at a perpendicular, lower beam portion that comprises the upper pole part which is provided with described drive division and described engaging piece, is separated by with upper pole part and the connecting portion that is connected lower beam portion end, described lower beam portion be provided with hangnail with the pin fastener in insulating body.

8. electric connector as claimed in claim 7 is characterized in that: described engaging piece, hangnail are arranged at insulating body, and described drive division, connecting portion exceed insulating body on the butt joint direction.

9. electric connector as claimed in claim 8 is characterized in that: described lower beam portion is provided with the contact site that exceeds insulating body on the butt joint direction in addition, and described contact site is pressed on the diapire of shielding casing.

10. as any described electric connector in the claim 6 to 9, it is characterized in that: described electric connector is provided with in addition that integrally formed and folding overlays on the lid of shielding casing periphery with button; The front end of described button links to each other with lid, and the rear end can be rotated to push described drive division around described front end.

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