TWM636047U - Plug connector with locking member limitation - Google Patents

Abstract

A plug connector includes an insulating shell, an elastic lock piece and a lock limit piece. A tongue plate is arranged inside the housing, and the tongue plate has at least one conductive pad. The lock piece includes a bottom and a pressing part, wherein the bottom is fixed on the top surface of the housing, and the pressing part connects the bottom with a bent section, and is suspended above the top surface of the housing with a pressing end. At least one buckle block is arranged on the pressing part. The lock stopper is bar-shaped and connected to the top surface of the casing with two ends respectively, wherein the lock stopper spans above the lock member and is located between the pressing end and the buckle block.

Description

Plug connector with lock

The invention is related to an electrical connector, especially a plug connector with a locking member limited.

Electrical connector components have been widely used in various fields at present. A set of electrical connector components includes a buttable socket connector and a plug connector. After the two are connected, the electrical appliances corresponding to the two can be electrically connected. Furthermore, in order to prevent the plug connector from falling off from the socket connector, resulting in loss of connection between electrical appliances, the industry has developed plug connectors with locking functions, such as new patent announcements M593669, M584035, M591719, M597517 and M597991, etc. Mainly, an elastic locking member is provided on the plug connector, and then after the plug connector is plugged into the socket connector, the lock is obtained by inserting into the card slot of the socket connector; on the other hand, by pressing the locking member The card slot can be disengaged, and then the plug connector can be pulled out.

However, the locking parts of the above-mentioned conventional structures are exposed to the outside, and are easy to be accidentally unlocked by accidental touch, resulting in the adverse consequences of losing the connection of the electrical appliance and failing to use it normally. What's more, if the locking member is deformed or damaged by external impact, it will also affect its locking and pressing to unlock functions.

This creation provides a plug connector with a locking member to solve the aforementioned problems, which includes: An insulating casing, one front side of which has an opening, the interior of the casing is provided with a tongue extending towards the opening, and the tongue has at least one conductive pad; An elastic locking member, which includes a bottom and a pressing part, wherein the bottom is fixed on the top surface of the housing, the pressing part is connected to the bottom by a bent section, and is suspended in the air by a pressing end above the top surface of the housing, at least one buckle is provided on the pressing portion; and A lock stopper, which is formed into a bar and connected to the top surface of the housing with two ends, wherein the lock stopper is across the top of the lock member, and is located between the pressing end and the between buckle blocks.

In one embodiment, the pressing end of the lock member is higher than the lock limiter.

Preferably, the pressing portion of the locking member includes a first slope section connecting the bending section and a second slope section connecting the first slope section and the pressing end, the slope of the first slope section is smaller than the For the gradient of the second slope section, the buckle block is located on the first slope section, and the locking and limiting member is adjacent to the connection between the first slope section and the second slope section.

Furthermore, a recess is provided on a side of the locking stopper facing the pressing end of the locking member, and the second slope section passes through the recess.

Preferably, the housing includes a front shell part and a rear shell part, the rear shell part is fixedly connected to the front shell part, the lock stopper is connected to the front shell part, and the lock lock part The pressing end is located above the rear shell.

In another embodiment, a drawstring is further included, and one end of the drawstring is connected to the lock stopper, and the drawstring extends above the pressing end of the lock buckle, and the drawstring can be pulled by pulling the drawstring. The pressing end is pressed down.

Preferably, a drawstring guide is provided on a rear side of the rear shell, and the drawstring extends past the pressing end and is pulled by the drawstring guide so that one end of the drawstring is lower than the pressing end.

Furthermore, the drawstring guide part has a perforation, and the drawstring is extended through the pressing end and passed through the perforation and abuts against the bottom edge of the drawstring guide part.

In yet another embodiment, the drawstring guide part and the lock stopper are located on opposite sides of the pressing end and the drawstring guide part is lower than the press part, and the drawstring guides through the drawstring department.

Please refer to FIG. 1 to FIG. 4 , which show the first embodiment of the plug connector provided by the invention, including an insulating shell 1 , an elastic locking member 2 and a locking locking member 3 . The casing 1 is mostly made of plastic, and is roughly square in shape, with an opening on both sides (in this embodiment, the front and rear sides) respectively. The inside of the casing 1 is provided with at least one conductive pad. Tongue plate 11 of 111 , the tongue plate 11 protrudes from the opening on the front side, and the conductive pad 111 is connected to the bus bar 12 entering from the opening on the rear side of the housing 1 .

The aforementioned housing 1 is composed of a front shell part 13 and a rear shell part 14 fixedly connected, wherein the front shell part 13 forms a slot 131 at the upper end of its rear side, and is provided with several button holes 132, and the The rear shell part 14 is disposed at the notch 131 , and a plurality of wedge blocks 141 are inserted into the buckle holes 132 , thereby being fixed together with the front shell part 13 . In other implementations, the casing 1 can also be integrally formed (including injection molding and integrated into one body).

A mounting groove 133 is defined at the center of the top surface of the front shell portion 13 for the locking member 2 to be fixedly accommodated therein. In this embodiment, the locking member 2 is formed by bending an elongated piece of metal or plastic material, and on both sides of the bending section 21 are a bottom 22 and a pressing portion 23, between which Hold an angle less than 90 degrees. The mounting groove 133 is provided with several wedge-shaped blocks 134. When assembling the latch 2, the bottom 22 is pressed against the mounting groove 133 as shown in FIG. After the bottom 22 passes through the wedge block 134 , it acts as a reverse stop, so that the locking member 2 is fixed in the installation groove 133 , and the pressing portion 23 is suspended above the top surface of the housing 1 . The end of the pressing part 23 forms a pressing end 24 for the user to press, which is located above the rear shell part 14. Based on the material and shape factors of the locking member 2, when the pressing end 24 is pressed, the pressing end 24 is pressed. After the part 23 moves toward the bottom 22, the pressing part 23 will bounce back to its original position.

In this embodiment, the pressing portion 23 includes a first slope section 231 and a second slope section 232, wherein the first slope section 231 is connected to the bending section 21, and the second slope section 232 is connected to Between the first slope section 231 and the pressing end 24 , and the slope of the first slope section 231 is smaller than the slope of the second slope section 232 . Several buckle blocks 25 are disposed on the first slope section 231 , and the buckle blocks 25 are used to buckle to a receptacle connector (not shown) opposite to the plug connector. When the plug connector is inserted into the socket connector, the buckle block 25 will automatically snap into the button hole of the socket connector, and then the plug connector is locked on the socket connector. When the user presses the pressing end 24 , the buckle block 25 will move away from the buckle hole along with the movement of the pressing portion 23 , thereby realizing unlocking.

The main body of the lock stopper 3 is in the shape of a slender rod, and its two ends respectively extend downwards to be connected to the top surface of the front shell part 13 and adjoin the rear shell part 14; in this embodiment, the lock stopper The position piece 3 is integrally formed with the front shell portion 13 . The lock stopper 3 straddles the locker 2 and is located between the pressing end 24 and the buckle block 25; in this embodiment, the lock stopper 3 straddles the Above the first slope section 231 and adjacent to the connection between the first slope section 231 and the second slope section 232 . In addition, the side of the locking and limiting member 3 facing the pressing end 24 is also provided with a concave portion 31, the width of the concave portion 31 in the left and right direction is slightly larger than the width of the second slope section 232 for the second slope section 232 passes through the concave portion 31, so as to be able to pass through the locking and limiting member 3. The left and right sides of the first slope section 231 also have limiting arms 26 extending outward from the first slope section 231 . The inner sides of both ends of the locking and limiting member 3 are correspondingly provided with resisting grooves 32 . The height of the pressing groove 32 is lower than the main body of the locking and limiting member 3, so that when the locking member 2 is fixed in the mounting groove 133, the two limiting arms 26 respectively abut against the two pressing grooves 32, and make There is a gap between the locker 2 and the main body of the locker limiting member 3 .

With the above structure, the pressing portion 23 of the lock member 2 extends from the bent section 21 to the outside of the lock stopper 3 (that is, the bend section 21 and the pressing end 24 are located between the lock stopper 3 opposite sides) can prevent some foreign objects and external forces from directly touching the pressing part 23, thereby reducing the chance of accidental unlocking caused by the pressing part 23 being touched by mistake, or even the deformation or damage of the locking member 2. But even if the lock stopper 3 extends outside the pressing portion 23 to produce a protective effect, the pressing end 24 can still be designed to be higher than the lock stopper 3, so as not to hinder the user from pressing the unlocking button. Normal use.

This creation further provides a second embodiment as shown in FIGS. 5 and 6 . The structure of this embodiment is based on the structure of the aforementioned first embodiment, and a drawstring 4 is added to produce the effect of assisting in pressing the pressing end 24 . In detail, one end of the drawstring 4 is connected to the lock stopper 3, which can be wound and bound, folded in half, or fixed in other ways, and the drawstring 4 extends above the pressing end 24; On the one hand, a drawstring guide 5 protrudes horizontally from the rear side of the rear shell 14, and the drawstring guide 5 is provided with a perforation 51 extending along the height direction; the perforation 51 is preferably along the front to the rear Slant direction setting for direction extension. After extending through the pressing end 24 , the drawstring 4 passes through the through hole 51 downwards and abuts against the bottom edge of the drawstring guide 5 . Since the pressing end 24 is higher than the lock stopper 3 and the drawstring guide 5, as a whole, as shown in FIG. After crossing the pressing end 24 , it presents a downward sloping shape and passes through the perforation 51 , so that the end 41 of the drawstring 4 is lower than the pressing end 24 . In other words, the lock stopper 3 is used as a fixed end of the drawstring, and the fixed end of the drawstring and the guide part 5 of the drawstring are respectively located on opposite sides of the pressing end 24 and approximately between the pressing end 24 and the three. The front and rear directions are in a straight line, and the drawstring fixed end and the drawstring guide part 5 are lower than the pressing end 24 in the height direction, and one end of the drawstring 4 is connected to the drawstring fixed end and passes through the drawstring Guide part 5.

With the above-mentioned structure, the present embodiment is shown in FIG. 8 in actual use. When the end 41 of the drawstring 4 is pulled back, based on the height difference factor between the pressing end 24 and the drawstring guide 5, no matter Whether the pulling direction is horizontal or not, the drawstring 4 will exert downward pressure on the pressing end 24 to make the pressing end 24 move downwards, thereby realizing unlocking, thereby providing users with a convenient operation experience.

1: shell 11: tongue plate 111: conductive pad 12: Bus line 13: Front shell 131: missing slot 132: buttonhole 133: Mounting groove 134: wedge block 14: Rear shell 141: wedge block 2: Locking parts 21: Bending section 22: Bottom 23: Pressing part 231: The first slope section 232: The second slope section 24: Press end 25: buckle block 26: limit arm 3: Lock limiter 31: Concave 32: abutment groove 4: Drawstring 41: end 5: Drawstring guide 51: perforation

Figures 1 and 2 are three-dimensional schematic diagrams of the first embodiment of the invention; Fig. 3 is a three-dimensional exploded schematic view of the first embodiment of the invention; Fig. 4 is a partial cross-sectional schematic diagram of the first embodiment of the invention; Fig. 5 is the three-dimensional schematic view of the second embodiment of the present invention; Fig. 6 is a three-dimensional exploded schematic view of the second embodiment of the invention; 7 and 8 are schematic diagrams of the use state of the second embodiment of the present invention.

1: shell

12: Bus line

13: Front shell

14: Rear shell

2: Locking parts

24: Press end

25: buckle block

3: Lock limiter

31: Concave

Claims (10)

A plug connector comprising: An insulating casing, one front side of which has an opening, the interior of the casing is provided with a tongue extending towards the opening, and the tongue has at least one conductive pad; An elastic locking member, which includes a bottom and a pressing part, wherein the bottom is fixed on the top surface of the housing, the pressing part is connected to the bottom by a bent section, and is suspended in the air by a pressing end above the top surface of the housing, at least one buckle is provided on the pressing portion; and A lock stopper, two ends are respectively connected to the top surface of the housing, and straddle above the locker, and located between the pressing end and the buckle block. The plug connector according to claim 1, wherein the pressing end of the locking member is higher than the locking limiting member. The plug connector as described in claim 2, further comprising a drawstring, one end of which is connected to the locking stopper, and the drawstring extends above the pressing end of the locker, by Pulling the drawstring causes the pressing end to be pressed down. The plug connector according to claim 3, further comprising a drawstring guide part, the drawstring guide part and the lock stopper are located on opposite sides of the pressing end, and the drawstring guide part is lowered. At the pressing part, the drawstring passes through the drawstring guiding part. The plug connector according to claim 1, wherein the pressing portion of the locking member includes a first slope section connecting the bending section and a second slope section connecting the first slope section and the pressing end, The slope of the first slope section is smaller than the slope of the second slope section, the buckle block is located on the first slope section, and the lock stopper is adjacent to the connection between the first slope section and the second slope section . The plug connector as claimed in claim 5, wherein a concave portion is formed on a side of the locking and limiting member facing the pressing end of the locking member, and the second slope section passes through the concave portion. The plug connector as claimed in claim 1, wherein the housing includes a front shell and a rear shell, the rear shell is fixedly connected to the front shell, and the lock and stopper is connected to the On the front shell part, the pressing end of the locking member is located above the rear shell part. The plug connector as described in claim 7, further comprising a drawstring, one end of which is connected to the locking stopper, and the drawstring extends above the pressing end of the locker, by Pulling the drawstring causes the pressing end to be pressed down. The plug connector as described in claim 8, wherein, one of the rear sides of the rear shell part is provided with a drawstring guide, and the drawstring extends through the pressing end and is pulled by the drawstring guide to make the drawstring One end is lower than the pressing end. The plug connector according to claim 9, wherein the drawstring guide has a through hole, and the drawstring extends through the pressing end and then passes through the through hole and abuts against the bottom edge of the drawstring guide.

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