CN203466318U - Micro-usb connector - Google Patents

Abstract

The utility model discloses a micro-USB connector, locate the shielding shell outside the insulator and install in the tail stopper of insulator rear end including insulator, a plurality of conductive terminal, the cover of acceping in insulator, install the elasticity card that is used for the card to hold butting connector on the insulator and hold the piece, this elasticity card is held the piece and is included base and integrative the elastic arm that sets up in the base front end and set up in the grafting arm of base rear end, is provided with convex barb that makes progress in the elastic arm front end, is provided with the bar hole on shielding shell, and the barb stretches out in this bar hole on the elastic arm. Therefore, the elastic clamping piece is arranged in the connector, the barb at the front end of the elastic arm of the elastic clamping piece elastically extends out of the strip-shaped hole in the shielding shell, and when the connector is plugged with the corresponding connector, the barb on the elastic arm can be clamped on the butting connector, so that the two connectors are connected more stably, and the signal transmission stability of the connector is improved.

Description

micro-USB connector

technical field

The utility model relates to the technology in the field of electrical connectors, in particular to a micro-USB connector. the

Background technique

With the rapid development of the electronic industry, portable electronic devices, such as video cameras, PDAs, and mobile phones, have been widely used in daily life. Various electrical connectors, such as micro-USB connectors, have become an indispensable part of various communication devices. When this type of connector is mated with the corresponding connector, it is often easy to cause the two connectors to loosen or have poor contact when they are connected because there is no mechanism to hold the two connectors together, resulting in interruption of signal transmission. Therefore, the structure of this type of connector should be improved to improve the stability of the signal transmitted by the connector. the

Utility model content

In view of this, the utility model is aimed at the deficiency that the prior art exists, and its main purpose is to provide

A micro-USB connector, which is provided in the connector with an elastic holding member for holding the docking connector, so that when the connector is mated with the corresponding connector, it can avoid poor contact or loosening, and improve signal transmission stability.

In order to achieve the above object, the utility model adopts the following technical solutions:

A micro-USB connector, including an insulating body, a plurality of conductive terminals accommodated in the insulating body, a shielding shell sleeved outside the insulating body, and a tail plug installed at the rear end of the insulating body, wherein the insulating body is installed There is an elastic clamping piece for clamping the docking connector. The elastic clamping piece includes a base, an elastic arm integrally arranged at the front end of the base, and an inserting arm arranged at the rear end of the base. The protruding barb is provided with a strip-shaped hole on the shielding shell, and the barb on the elastic arm protrudes out of the strip-shaped hole.

As a preferred solution: the insulating body includes a base and a tongue plate arranged on the base, wherein the tongue plate is provided with a terminal slot, the above-mentioned conductive terminals are installed in the terminal slot, and are respectively provided on both sides of the terminal slot There is a strip-shaped groove matched with the above-mentioned elastic arm, and the above-mentioned elastic arm is embedded in the strip-shaped groove. the

As a preferred solution: the tail plug is installed at the rear end of the insulating body, and a socket for the insertion arm is provided on the tail plug, and the insertion arm is inserted into the socket. the

As a preferred solution: a limit plate protrudes forward from the base, a buckle is provided on the upper surface of the limit plate, and a limit groove is provided on the upper surface of the insulating body corresponding to the limit plate , the above-mentioned limiting plate is embedded in the limiting groove. the

As a preferred solution: the shielding shell is provided with a clamping plate protruding from its rear end, and a button hole is provided on the clamping plate corresponding to the above-mentioned buckle. After the elastic clamping member is installed on the insulating body, the limit The plate is embedded in the limiting groove, and after the shielding shell is installed on the insulating body, the buckles on the limiting plate are snapped into the buckle holes on the holding plate. the

As a preferred solution: the two sides of the shielding shell are respectively extended to the rear end with a clamping arm extending backward, and a clamping groove is respectively provided on both sides of the above-mentioned insulating body corresponding to the clamping arm, and the shielding shell is installed on After being mounted on the insulating body, the clamping arm is inserted into the clamping groove. the

As a preferred solution: the insulating body is provided with an insertion opening for inserting the elastic clamping member from its rear end to its front end. the

Compared with the prior art, the utility model has obvious advantages and beneficial effects. Specifically, it can be seen from the above-mentioned technical scheme that by installing an elastic holding member in the connector, the barb at the front end of the elastic arm of the elastic holding member Elastically protrudes from the strip hole on the shielding shell. When the connector is mated with the corresponding connector, the barb on the elastic arm can be clamped on the butt connector, so that the connection between the two connectors is more stable and avoids damage caused by loosening. Poor contact and other situations, improve the stability of the connector transmission signal. the

In order to more clearly illustrate the structural features and functions of the utility model, it will be described in detail below in conjunction with the accompanying drawings and specific embodiments. the

Description of drawings

Fig. 1 is the three-dimensional schematic diagram of the assembly of the utility model;

Fig. 2 is the preliminary exploded schematic view of the utility model;

Fig. 3 is a schematic diagram of a complete decomposition of the utility model;

Fig. 4 is a three-dimensional schematic diagram of the elastic clamping part of the utility model;

Fig. 5 is a three-dimensional schematic view of the insulating body of the present invention.

Explanation of the accompanying drawings :

10. Insulation body 11. Base

111. Clamping groove 112. Limiting groove

113. Insertion port 12. Tongue plate

121. Terminal slot 122. Bar slot

13. Elastic card holder 131. Base

1311. Limiting plate 1312. Buckle

132. Elastic arm 1321. Barb

133. Plug arm 20. Conductive terminal

30. Shielding shell 31. Strip hole

32. Holder plate 321. Button hole

33. Clamping arm 40. Tail plug

41. Jack.       

Detailed ways

As shown in Figures 1 to 5 of the present utility model, a micro-USB connector includes an insulating body 10, a plurality of conductive terminals 20 accommodated in the insulating body 10, and a shielding shell 30 sleeved outside the insulating body 10. And the tail plug 40 installed on the rear end of the insulating body 10, wherein:

The insulating body 10 includes a base 11 and a tongue 12 disposed on the base 11, wherein, two sides of the base 11 are respectively provided with a clamping groove 111 for positioning the shielding shell 30, and the tongue 12 is provided with a terminal. Groove 121, the above-mentioned conductive terminal 20 is installed in the terminal groove 121, and the two sides of the terminal groove 121 are respectively provided with a strip groove 122, and a limiting groove 112 is arranged on the upper surface of the base 11, from the rear end of the base 11 to its front end An insertion opening 113 is provided, and the insertion opening 113 communicates with the above-mentioned limiting groove 112; an elastic holding member 13 for holding the docking connector is inserted in the insertion opening 113, and the elastic holding member 13 13 includes a base 131, two elastic arms 132 integrally arranged at the front end of the base 131, and two inserting arms 133 arranged at the rear end of the base 131, wherein, the base 131 protrudes forward and is provided with a stop The limit plate 1311 matched with the slot 112 is provided with a buckle 1312 on the upper surface of the limit plate 1311, and the above limit plate 1311 is embedded in the limit groove 112; The hook 1321 , the base 131 and the elastic arm 132 are inserted into the insulating body 10 through the insertion opening 113 , the two elastic arms 132 are embedded in the two shaped grooves 122 , and the two insertion arms 133 are exposed at the rear end of the insulating body 10 .

The upper surface of the shielding shell 30 is provided with a bar-shaped hole 31 along the direction of connector insertion, and the barb 1321 on the elastic arm 132 elastically protrudes from the bar-shaped hole 31. The shielding shell 30 protrudes toward its rear end and is provided with a The clamping plate 32 is provided with a buckle hole 321 corresponding to the buckle 1312 on the above-mentioned elastic clamping part 13 on the clamping plate 32. After the elastic clamping part 13 is installed on the insulating body 10, the upper limit plate of the elastic clamping part 13 1311 is embedded in the upper limit groove 112 of the insulating body 10. After the shielding shell 30 is installed on the insulating body 10, the buckle 1312 on the limiting plate 1311 is stuck in the buckle hole 321 on the clamping plate 32; The rear ends are respectively extended with a clamping arm 33 extending backward. After the shielding shell 30 is installed on the insulating body 10 , the clamping arm 33 is inserted into the above-mentioned clamping groove 111 . the

The tail plug 40 is mounted on the rear end of the insulating body 10, and the tail plug 40 is provided with an insertion hole 41 for the insertion arm 133 of the above-mentioned elastic clamping member 13 and the welding foot portion of the conductive terminal 20 to be inserted. 133 and the solder feet of the conductive terminal 20 are respectively inserted into the insertion holes 41 . the

The key point of the design of this utility model is that by installing an elastic clamping piece in the connector, the barb at the front end of the elastic arm of the elastic clamping piece elastically protrudes from the strip-shaped hole on the shielding shell, and the connector is plugged into the corresponding connector. When connected, the barb on the elastic arm can be clamped on the docking connector, so that the connection between the two connectors is more stable, avoiding poor contact caused by loosening, and improving the stability of the signal transmission of the connector. the

The above are only preferred embodiments of the present utility model, and are not intended to limit the technical scope of the present utility model. Therefore, any minor modifications, equivalent changes and equivalent changes made to the above embodiments according to the technical essence of the present utility model Modifications still belong to the scope of the technical solution of the utility model. ``

Claims (7)

1. a micro-USB connector, comprise insulating body, a plurality of conducting terminals that are contained in insulating body, be sheathed on screening can and the tail plug that is installed on insulating body rear end outside insulating body, it is characterized in that: on described insulating body, be provided with for holding the elastic card gripping member of butt connector, this elastic card gripping member comprise pedestal and be integrally formed at pedestal front end elastic arm and the grafting arm that is arranged at pedestal rear end, in elastic arm front end, be provided with barb protruding upward, on screening can, be provided with bar hole, on elastic arm, barb stretches out outside this bar hole.

2. micro-USB connector according to claim 1, it is characterized in that: described insulating body comprises base portion and is arranged at the hyoplastron on base portion, wherein, on this hyoplastron, be provided with terminal groove, above-mentioned conducting terminal is installed in this terminal groove, in these terminal groove both sides, be respectively arranged with a bar-shaped trough matching with above-mentioned elastic arm, above-mentioned elastic arm is embedded in this bar-shaped trough.

3. micro-USB connector according to claim 1, is characterized in that: described tail plug is installed on insulating body rear end, in tail, is provided with the jack for above-mentioned grafting arm plug-in mounting beyond the Great Wall, and grafting arm is plugged in jack.

4. micro-USB connector according to claim 1, it is characterized in that: on described pedestal, protrude out forward and be provided with a limiting plate, in this limiting plate upper surface, be provided with a buckle, in described insulating body upper surface, to being provided with a stopper slot by limiting plate, above-mentioned limiting plate embeds in this stopper slot.

5. micro-USB connector according to claim 4, it is characterized in that: described screening can protrudes out to its rear end and is provided with one and holds plate, in this, hold corresponding above-mentioned buckle on plate and be provided with a button hole, after elastic card gripping member packs on insulating body, limiting plate embeds in stopper slot, after screening can is installed on insulating body, on limiting plate, buckle is stuck in and holds on plate in button hole.

6. micro-USB connector according to claim 1, it is characterized in that: described screening can two side direction its rear end are extended respectively and are provided with a clamping limb extending back, in above-mentioned insulating body both sides respectively to being provided with a holding tank by clamping limb, after screening can is installed on insulating body, above-mentioned clamping limb embeds in this holding tank.

7. micro-USB connector according to claim 1, is characterized in that: described insulating body offers the inserting port for plug-in mounting elastic card gripping member by its rear end to its front end.

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