TWM444629U - Thin flat-type to board connector with latch device - Google Patents

Description

Thin wire-to-board connector latching device

The present invention relates to a thin type of wire-to-board connector latching device, and more particularly to a thin wire-to-board connector capable of locking or unlocking a fastening connector in a mating connector by rotation of a latch on a connector Latching device.

With the advent of the technological age, a wide variety of electronic products are constantly evolving. While the requirements of related devices are required to be improved, the requirements for the stability of electronic components are relatively increased to accommodate higher electrical performance and increasingly complex use environments. The wire-to-board connector combination has been widely used in various types of mobile communication devices and various types of personal terminal devices to realize signal or power connection and transmission between various functional devices and motherboards in such devices. Conventional wire-to-board connector assemblies typically include a wire end connector having a wire end terminal and a plate end connector having a plate end terminal.

The Republic of China Patent Publication No. I246234 discloses a connector having a connector body for connecting a matching article, an operating member being coupled to the connector body for engaging the connector body in a disengagement direction The matching item is detached. The operating member is rotatable to the connector system and has an engagement portion that engages with the mating article in the disengagement direction when the operating member is angularly offset from the disengagement direction. The connector body has a cam portion that engages the operating member to disengage the engaging portion from the mating item when the operating member is substantially parallel to the disengagement direction.

Please refer to the first figure, which shows the stereo of the conventional wire-to-board connector combination. Combination chart. The conventional wire-to-board connector assembly 20 includes a board end connector 21 having a slot (not shown); a line end connector 22 that is plugged into the slot of the board end connector 21; and a pull The strap 23 is disposed above the wire end connector 22, and the wire end connector 22 can be detached from the board end connector 21 by pulling up the drawing tape 23.

Since the conventional wire-to-board connector assembly 20 does not have any protection mechanism or any component, it is ensured that the board-end connector 21 and the line-end connector 22 are continuously and stably connected, so that the board-end connector 21 and the line-end connector are connected. 22 There is a possibility of separation due to the influence of external force or vibration, so the conventional wire-to-board connector assembly 20 still has a defect and needs to be improved.

In order to solve the problem that the thin wire-to-board connector is easily detached, the wire end connector is provided with a latching bar, and the shielding body of the plate end connector has a latching portion on each of the opposite side walls, and can fit the hooks at both ends of the latching bar When the wire end connector and the board end connector are butted against each other, the hook portion is arcuately slid in the board end connector body by the rotation of the latch lever to achieve the locking of the line end connector and the board end connector. With the purpose of unlocking.

A latching device for a thin wire-to-board connector that achieves the above object includes: at least one latching bar is disposed on a connector; and at least one latching portion is disposed in a corresponding mating connector, the latching bar having an operating portion a pivot portion, a connecting portion and a hook portion, wherein the pivot portion is parallel to the hook portion, and the pivot portion and the opposite end of the hook portion are coupled by the connecting portion, and the pivot portion is The other end is connected to the operating portion; the connector is connected to a cable, and comprises a body, a plurality of terminals and a cover body, the cover body has a limiting member, Connecting the pivot portion of the latch rod such that the pivot portion is rotated on a surface of the cover body; the docking connector is disposed on a circuit board and has a plurality of terminals to contact the plurality of connectors The terminal is electrically connected; the hook portion of the latching rod is configured to be engaged with a latching portion of one of the mating connectors by a groove formed at two ends of the connector The hook portion of the rod is slidably curved in the groove, and the operating portion is also rotatable relative to the cover body, and further abuts against the buckle portion that can communicate with the groove for stable engagement The two connectors.

Preferably, the groove is provided with a convex portion which can be abutted against the connecting portion when the latch position is locked and unlocked.

Preferably, when the hook portion of the latch rod is provided with a chamfer to make the two connectors abut, even if the latch rod is still in a locked position, the hook portion can be slightly expanded toward the outside of the connector, and the hook portion can be matched. The latching portion securely engages the two connectors.

Preferably, the plurality of terminals of the two connectors are arranged in at least one column.

Preferably, the cover of the connector comprises an upper cover and a lower cover.

Preferably, the opposite side walls of the body are provided with a plurality of grooves, and the lower cover is provided with a plurality of hanging pieces to correspond to the grooves of the body, and the upper cover is provided with a plurality of hanging pieces to correspond to the body a groove, wherein the hanging piece has an inclined portion, and the hanging piece has a first hole. When the upper cover, the body and the lower cover are assembled with each other, the upper and lower hanging pieces are positioned and received in the groove. And the hanging piece is located on the outer side of the hanging piece and the inclined portion of the hanging piece fastens the first hole of the hanging piece.

Preferably, the lower cover has a pair of interfaces so that the two connectors can be electrically connected to each other.

Preferably, at the end of the body of the mating connector with respect to the latching portion of the shield body, a concave portion is provided to enhance the latching of the latch rod.

Although the present invention will be fully described with reference to the drawings in which the preferred embodiments of the present invention are described, it should be understood that those skilled in the art can modify the creations described herein while achieving the effect of the present invention. Therefore, it is to be understood that the above description is a broad disclosure of those skilled in the art and is not intended to limit the present invention.

Please refer to the second to fifth figures. The second figure shows an exploded perspective view of the present line end connector. The third figure shows an exploded perspective view of the present board end connector. The fourth figure shows a creation. An exploded perspective view of the line end connector and the board end connector; the fifth figure shows a combined perspective view of the present line end connector and the board end connector.

In this embodiment, a wire-to-board connector assembly 1 includes a wire end connector 2 and a board end connector 3 that interfaces with the wire end connector 2. The wire end connector 2 includes a first body 4 having a plurality of first terminal slots 41 and at least one groove 42. The plurality of terminals 5 are received in the first terminal slot 41 of the first body 4 to Connecting a cable 6; a cover body, comprising an upper cover 7 and a lower cover 8, the upper cover 7 is disposed on a main surface of the first body 4, and the lower cover 8 is disposed under the first body 4, wherein The upper cover 7 has at least one opening 71 and a limiting member 72 corresponding to the groove 42 of the first body 4; and at least one latching rod 9 disposed on the upper cover 7, and the latching rod 9 has An operating portion 91, a pivot portion 92, and a connecting portion And a hook portion 94, the pivot portion 92 is connected to the limiting member 72 of the upper cover 7, and the connecting portion 93 and the hook portion 94 are received in the first body 4 through the opening 71 of the upper cover 7. In the groove 42 , the pivoting portion 92 of the latching lever 9 is limited to the limiting member 72 of the upper cover 7 and parallel to the hook portion 94 , so that the operating portion 91 , the connecting portion 93 and the hook portion of the latching lever 9 The 94 is rotated about the pivot portion 92. The board end connector 3 includes a second body 10 having a plurality of second terminal slots 101. The plurality of terminals 11 are received in the second terminal slot 101 of the second body 10 to be fixed on a circuit board. And a shielding body 12 disposed on the second body 10, the shielding body 12 has a fastening portion 122 on each of the opposite side walls 121.

The groove 42 of the first body 4 is slightly curved from one of the top wall 43 and one side wall 44 of the first body 4 toward the bottom wall and the front wall 46 of the top wall 43; A convex portion 45 is formed in the groove 42 to be abutted against the connecting portion 93 when the latch rod 9 is locked and unlocked (please refer to the sixth figure to show a wire-to-board connector combination of the present invention) Remove the upper cover to clearly see the connection and the projections). A plurality of grooves 47 are formed on the front wall 46 and the rear wall 48 of the first body 4. The lower cover 8 is provided with a plurality of hanging pieces 81 to correspond to the grooves 47 of the first body 4. The upper cover 7 is provided with a plurality of hanging pieces 73 corresponding to the grooves 47 of the first body 4, wherein the hanging piece 81 has an inclined portion 82 inclined at an angle to the outside, and the hanging piece 73 has a first The hole 74 is opposed to the inclined portion 82 of the hanging piece 81. When the upper cover 7 and the first body 4 and the lower cover 8 are assembled to each other, the hanging piece 73 and the hanging piece 81 are positioned and received in the groove 47, and the hanging piece 73 is located on the hanging piece. The outer side of the outer surface of the upper surface of the outer surface of the upper surface of the upper surface 74. The upper cover 7 is tightly coupled to the lower cover 8 and surrounds the first body 4. The lower cover 8 has a pair of interfaces 83 for allowing the line end connector 2 and the board end connector 3 to abut each other, thereby enabling the terminal 5 to be in electrical contact with the terminal 11.

It is worth mentioning that a plurality of protrusions 103 are disposed on one side wall 102 of the second body 10. One side wall 123 of the shielding body 12 is provided with a plurality of second holes 124 to correspond to the protrusions 103. When the shielding body 12 is assembled with the second body 10, the protruding portion 103 is coupled to the second hole 124 so that the shielding body 12 can be tightly coupled to the second body 10.

Please refer to the seventh figure, which shows the cross-sectional view of the fifth line A-A (and with the sixth figure). After the wire end connector 2 and the board end connector 3 are butted against each other, the operator rotates the latch lever 9 and the operating portion 91 of the latch lever 9 is attached to the upper surface of the upper cover 7, at which time the latch The connecting portion 93 of the rod 9 is located on the side of the convex portion 45 of the first body 4, and the hook portion 94 of the latch rod 9 passes through the groove 42 and the shield of the board end connector 3 that communicates with each other. 12, the buckle portion 122 of the shield body 12 is abutted to lock the board end connector 3. Of course, at the end of the second body 10 of the board end connector 3 opposite to the latching portion 122 of the shield body 12, a recess 104 can be provided to strengthen the latching of the latch rod 9 so that the line The end connector 2 can be steadily coupled to the board end connector 3.

Please refer to FIG. 8A and FIG. 8B, both of which show the unlocking diagram of the wire end connector and the board end connector, wherein the eighth A figure removes the upper cover to clearly see the connecting portion and the convex portion. When the operator rotates the latch lever 9 (as indicated by the arrow symbol in FIG. 8A), the operating portion 91 of the latch lever 9 is moved away from the upper surface of the upper cover 7, and at this time, the connecting portion 93 of the latch lever 9 Will be at the first The other side of the convex portion 45 of the body 4, and the hook portion 94 of the latching rod 9 is disengaged from the latching portion 122 of the shield body 12, and the line end connector 2 can be connected to the board end connector 3 Separate.

Please refer to the ninth figure, which shows a schematic view of the hook connector in the locked position and the board end connector to be plugged into the terminal connector. It is worth mentioning that the hook portion 94 of the latch rod 9 is provided with a chamfer 95 at each end. When the operating portion 91 of the latching lever 9 is attached to the upper surface of the upper cover 7, and the board end connector 3 has not been inserted into the line end connector 2, even if the hook portion 94 of the latching lever 9 is attached thereto The position of the lock, at which time the operator moves the wire end connector 2 downward (as indicated by the arrow symbol), since the hook portion 94 of the latch rod 9 has the design of the chamfer 95, the shield of the plate end connector 3 The side wall 121 of the body 12 will elastically expand the hook portion 94 by the chamfer 95 until the wire end connector 2 is fully engaged with the board end connector 3, and the hook portion 94 is latched. The elastic restoring force of the rod 9 abuts against the latching portion 122 of the shield body 12, so that the wire end connector 2 is firmly coupled with the board end connector 3.

The advantage of the latching device of the thin wire-to-board connector is that the latch of the wire end connector is disposed on the upper cover and can be arcuately slid in the groove on both sides of the connector body, and The fastening portion is disposed on the shielding body of the mating end connector, and the groove is connected to the shielding portion of the shielding body, and even to the corresponding end of the board end connector body. The wire end connector is firmly coupled with the board end connector when the latch lever is rotated (ie, the operating portion of the latch lever is attached to the upper surface of the upper cover) so that the hook portion abuts against the fastening portion of the shield body And when the latch rod is rotated again (ie, the operating portion of the latch lever is away from the upper surface of the upper cover) to disengage the hook portion from the fastening portion of the shield body, the line end connector and the board end are The connectors are separated.

After a detailed description of the preferred embodiments of the present invention, it will be apparent to those skilled in the art that various changes and modifications can be made without departing from the scope and spirit of Embodiments of the illustrated embodiments.

1‧‧‧Wire-to-board connector assembly

2‧‧‧Wire end connector

3‧‧‧Board connector

4‧‧‧First ontology

41‧‧‧First terminal slot

42‧‧‧ trench

43‧‧‧ top wall

44‧‧‧ side wall

45‧‧‧ convex

46‧‧‧ front wall

47‧‧‧ Groove

48‧‧‧ Back wall

5‧‧‧terminal

6‧‧‧ Cable

7‧‧‧Upper cover

71‧‧‧ openings

72‧‧‧Limited parts

73‧‧‧Upper piece

74‧‧‧First hole

8‧‧‧Under the cover

81‧‧‧Drops

82‧‧‧ inclined section

83‧‧‧Interface

9‧‧‧Latch rod

91‧‧‧Operation Department

92‧‧‧ pivot

93‧‧‧Connecting Department

94‧‧‧ hook

95‧‧‧Chamfering

10‧‧‧Second ontology

101‧‧‧First terminal slot

102‧‧‧ side wall

103‧‧‧Protruding

104‧‧‧ recess

11‧‧‧ Terminal

12‧‧‧Shield

121‧‧‧ side wall

122‧‧‧Detention Department

123‧‧‧ side wall

124‧‧‧Second hole

The first figure shows a combined perspective view of a conventional wire-to-board connector combination.

The second figure shows an exploded perspective view of a combination of the present line end connectors.

The third figure shows an exploded perspective view of a combination of the present board end connectors.

The fourth figure shows an exploded perspective view of a line end connector and a board end connector.

The fifth figure shows a combined perspective view of the present line end connector and the board end connector.

The sixth figure shows a schematic diagram of the combination of a wire-to-board connector assembly to remove the upper cover for a clear view of the connecting portion and the convex portion.

The seventh figure shows a cross-sectional view taken along line A-A of the fifth drawing.

The eighth diagram shows the unlocking diagram of the wire end connector and the board end connector, wherein the upper cover has been removed to facilitate the clear view of the connecting portion and the convex portion.

Figure 8B shows the unlocking diagram of the line end connector and the board end connector.

The ninth figure shows a schematic view of the hook connector being in the locked position and the board end connector being inserted into the terminal connector.

1‧‧‧Wire-to-board connector assembly

6‧‧‧ Cable

7‧‧‧Upper cover

9‧‧‧Latch rod

Claims (8)

A latching device for a thin wire-to-board connector includes: at least one latching bar is disposed on a connector; and at least one latching portion is disposed in a corresponding mating connector, the latching bar having an operating portion, a pivot portion, a connecting portion and a hook portion, wherein the pivot portion is parallel to the hook portion, and the pivot portion and the opposite end of the hook portion are coupled by the connecting portion, and the other end of the pivot portion is Connecting the operating portion; the connector is connected to a cable, and comprises a body, a plurality of terminals and a cover, the cover has a limiting member for connecting the pivot portion of the latch to the pivot The portion is rotated on a surface of the cover; the docking connector is disposed on a circuit board and has a plurality of terminals to contact the plurality of terminals of the connector to form an electrical connection; wherein the latch The hook portion can be engaged with the latching portion of the shield body of the mating connector by a groove formed at two ends of the connector, so that the hook portion of the latch rod can be in the groove While operating in an arc shape, the operating portion can also rotate relative to the cover body, and further top It may be in communication with the groove of the locking portion, so as to firmly engage the second connector. A latching device for a thin wire-to-board connector according to claim 1, wherein the groove is provided with a convex portion. A latching device for a thin wire-to-board connector according to claim 1, wherein the hook portion of the latch is provided with a chamfer. The latching device for a thin wire-to-board connector according to claim 1, wherein the plurality of terminals of the two connectors are arranged in at least one column. The latching device for a thin wire-to-board connector according to claim 1, wherein the cover of the connector comprises an upper cover and a lower cover. The latching device for a thin wire-to-board connector according to claim 5, wherein the opposite side walls of the body are provided with a plurality of grooves, and the lower cover is provided with a plurality of hanging pieces to correspond to the body a groove, the upper cover is provided with a plurality of hanging pieces to correspond to the groove of the body, wherein the hanging piece has an inclined portion, and the hanging piece has a first hole, when the upper cover, the body and the lower portion When the covers are assembled to each other, the upper and lower hanging pieces are positioned and received in the recesses, and the hanging piece is located on the outer side of the hanging piece and the inclined portion of the hanging piece fastens the first hole of the hanging piece. A latching device for a thin wire-to-board connector as described in claim 5 or 6, wherein the lower cover has a pair of interfaces such that the two connectors can be electrically connected to each other. The latching device for a thin wire-to-board connector according to the first aspect of the invention, wherein the butt connector body covered by the shielding body is provided with a corresponding recess and a recess of the fastening portion.