TWM539715U - Board to board connector - Google Patents

Description

Board to board connector

The present invention relates to a board-to-board connector, and more particularly to a board-to-board connector that prevents undesired detachment of the terminal from the insulative housing.

The Republic of China Patent No. M499679 discloses a conventional board-to-board connector comprising: a male seat and a female seat, the male seat and the female seat being mated with each other, the male seat being inserted into the receiving space, The boss is inserted into the plug space, and the male terminal is in electrical contact with the female terminal; the male terminal includes: a connecting portion, a contact portion extending forward from the connecting portion and forming a 180° bend, The connecting portion extends rearward and outwardly forms a bent welded portion, and the connecting portion and the contact portion are inserted into the terminal slot formed in the male housing. After adopting the above technical solution, the contact portion in the male terminal of the utility model adopts a 180-degree bending structure, so that the contact surface of the contact portion is further increased, and the contact surface of the contact portion is no longer a stamped surface, thus formed The surface of the contact surface is smooth and has no burrs formed by stamping, which is more stable when it comes into contact with the contact portion of the female terminal.

In addition to the smooth design of the contact surface, the above-mentioned male terminal is not specially designed for the terminal slot of the male terminal and the male housing, and the fixing problem between the male terminal and the male housing causes related engineering. Concerns.

In view of this, there are still many shortcomings in the conventional board-to-board connectors to be modified. Good, it is necessary to provide an improved board-to-board connector to solve the problems of the prior art.

In order to solve the above technical problem, the object of the present invention is to provide a board-to-board connector, comprising: an insulative body constituting an abutting portion, having a front wall, a rear wall and a left wall perpendicular to the front and rear walls, a right wall, a bottom wall forming a hollow abutting portion is disposed in the front, rear, left and right walls, and at least one terminal slot is disposed inside the insulating body; a plurality of terminals are disposed in the insulating body, and include an assembly and a stop The structure includes a channel structure, and the foregoing stop structure is disposed in correspondence with the channel structure, the hollow groove of the channel structure is opposite to the back ridge and the deep portion of the stop structure, and the narrow portion of the channel structure is opposite to a hook portion of the retaining structure, a guide angle of the channel stop surface of the channel structure with respect to the retaining structure, a channel slope of the channel structure with respect to the retaining slope of the retaining structure, and the aforementioned front and rear walls are oppositely disposed inside the terminal slot There is an inner wall, and the terminal is provided with an end of the end body which enters through the inner wall.

Another object of the present invention is to provide a board-to-board connector, wherein the front and rear left and right walls respectively extend the top wall of the hollow abutting portion to form an edge portion, and are opposite to the bottom wall.

Another object of the present invention is to provide a board-to-board connector, each of which includes a sub-structure corresponding to the internal structure of the terminal slot of the insulative housing, the upper end of the terminal is opposite to the upper terminal slot of the terminal slot, and the middle of the terminal The end body is opposite to the middle terminal slot of the terminal slot, the lower end of the terminal is opposite to the lower terminal slot of the terminal slot, and the upper terminal body slot for receiving the terminal is located at the deepest point in the terminal slot.

Another object of the present invention is to provide a board-to-board connector having an assembly portion that includes a locating member that is convex or recessed.

Another object of the present invention is to provide a board-to-board connector, the group of terminals The mounting portion forms a tapered surface at the end and extends from the upper end body.

Another object of the present invention is to provide a board-to-board connector in which the assembly portion of the terminal is provided with an embedded portion for inserting into the lower terminal slot.

Another object of the present invention is to provide a board-to-board connector in which the back end of one end body extends from the tapered surface of the assembly portion of the terminal to form a plane on the back of the upper, middle, and lower end bodies.

Another object of the present invention is to provide a board-to-board connector with a padding portion located on the bottom surface of the lower end of the terminal.

Another object of the present invention is to provide a board-to-board connector. The channel stop surface of the insulative housing is such that the terminal group formed by the plurality of terminals is fixed to the insulative housing and does not fall off and stops at the hook portion of the terminal.

Another object of the present invention is to provide a board-to-board connector, the board-to-board connector comprising: a shielding member disposed on the abutting portion, wherein the shielding member includes a shielding member positioning portion positioned on the insulative housing In the shielding member receiving groove, the abutting portion is provided with a front row abutting portion and a rear row abutting portion which are located in front and rear of the shielding member.

Another object of the present invention is to provide a board-to-board connector. The insulative housing is disposed adjacent to the left and right walls of the shielding member receiving groove, and is provided with at least one extending portion for reinforcing the shielding member.

100‧‧‧Board to board connector

101‧‧‧Insulated body

102‧‧‧Terminal group

103‧‧‧Docking Department

104‧‧‧Shielding members

150‧‧‧Docking board to board connector

151‧‧‧Docking Insulation Body

201‧‧‧ front wall

202‧‧‧Back wall

203‧‧‧ left wall

204‧‧‧ right wall

205‧‧‧ bottom wall

206‧‧‧ top wall

207‧‧‧Shielding member positioning

301‧‧‧Central

302‧‧‧Open face

303‧‧‧ Assembly surface

304‧‧‧ bottom

400‧‧‧Terminal slot

401‧‧‧Upper terminal slot

402‧‧‧Medium terminal slot

403‧‧‧ Lower terminal slot

404‧‧‧ inner wall

500‧‧‧ terminals

501‧‧‧Upper body

502‧‧‧ middle body

503‧‧‧Lower body

504‧‧‧High Steps

550‧‧‧ docking terminal

601‧‧‧ Front row docking department

602‧‧‧Back row docking department

603‧‧‧Shielding member receiving groove

604‧‧‧Extension

700‧‧‧Assembly Department

701‧‧‧ Positioning members

702‧‧‧ embedded department

703‧‧‧End of the back

704‧‧‧ Cone

800‧‧‧ channel structure

801‧‧‧ empty slot

802‧‧‧ narrow part

803‧‧‧ channel stop

804‧‧‧Channel ramp

900‧‧‧Stop structure

901‧‧‧ Back ridge

902‧‧‧Deep Department

903‧‧‧Retreating slope

904‧‧‧Hook

905‧‧‧ lead angle

1 is a perspective view of a board-to-board connector of the preferred embodiment of the present invention; FIG. 2 is a perspective view of the board-to-board connector terminal of FIG. 1; and FIG. 3 is a board-to-board connector of FIG. a perspective view of the insulative housing; FIG. 4 is a side view of the board-to-board connector terminal of FIG. 2; Figure 5A is a plan view of the board-to-board connector insulative body of Figure 3; Figure 5B is a cross-sectional view of the board-to-board connector insulative body of Figure 5A taken along line AA; Figure 6A is the board of Figure 1 a top view of the board connector; FIG. 6B is a cross-sectional view of the board-to-board connector BB line of FIG. 6A; and FIG. 7 is a partial enlarged view of the board-to-board connector insulating body of FIG. 5B; Figure 5 is a partial enlarged view of the board-to-board connector insulative body in Figure 5B; Figure 9 is a partial enlarged view of the board-to-board connector of Figure 6B; Figure 10 is the board-to-board connection of Figure 3 Another top view of the insulative housing; Fig. 11 is another top view of the board-to-board connector of Fig. 1; Fig. 12 is a bottom view of the board-to-board connector insulative body of Fig. 10; 11 is a bottom view of the board-to-board connector; FIG. 14 is a perspective view of the first board-to-board connector terminal group; and FIG. 15 is a partially enlarged view of the fourth board-to-board connector terminal; A schematic diagram of the board-to-board connector and the pair of board-to-board connectors of the preferred embodiment of the present invention; FIG. 17 is a cross-sectional view of the figure of FIG. The cross-sectional view is the A-A line position in Fig. 5A; and the 18th is a partial enlarged view of the board-to-board connector in Fig. 17.

In order to make the above and other objects, features and advantages of the present invention more comprehensible, the preferred embodiments of the present invention will be described in detail below.

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a perspective view of a board-to-board connector of the preferred embodiment of the present invention. 2nd The figure is a perspective view of the board-to-board connector terminal of Figure 1. Figure 3 is a perspective view of the board-to-board connector insulative body of Figure 1.

In the first, second, and third figures, the present invention discloses a board-to-board connector 100 having a pair of connectors 103 and additionally providing a shield member 104 to the abutting portion 103. The board-to-board connector 100 includes an insulative housing 101 constituting the abutting portion 103 and a plurality of terminals 500 disposed on the insulative housing 101.

Further, in FIG. 3, the insulative housing 101 includes a front wall 201 and a rear wall 202, and a left wall 203 and a right wall 204 disposed perpendicular to the front and rear walls 201, 202. A bottom wall 205 is disposed in the front, rear, left and right walls 201, 202, 203, 204 to form a hollow abutting portion 103; the front and rear left and right walls 201, 202, 203, 204 respectively extend the top wall 206 of the hollow abutting portion 103 to form an edge portion, and are opposite to the bottom wall 205. . Here, the front, rear, left and right directions only indicate relative positions, and the relative relationship is not limited by the respective elements.

Figure 4 is a side view of the board-to-board connector terminal of Figure 2. Figure 5A is a top plan view of the board-to-board connector insulative body of Figure 3. Fig. 5B is a cross-sectional view taken along line A-A of the board-to-board connector insulative body of Fig. 5A. Figure 6A is a top plan view of the board-to-board connector insulative body of Figure 1. Figure 6B is a cross-sectional view of the plate B-B line of the board-to-board connector insulative body of Figure 6A.

Further, in FIG. 4, FIG. 5A, and FIG. 5B, each of the terminals 500 includes a partial structure corresponding to the internal structure of a terminal groove 400 of the insulative housing 101. The upper end body 501 of the terminal 500 is opposite to the upper terminal slot 401 of the terminal slot 400; the middle end body 502 of the terminal 500 is opposite to the middle terminal slot 402 of the terminal slot 400; the lower end body 503 of the terminal 500 is opposite to the lower terminal slot of the terminal slot 400 403. The upper terminal slot 401 is located at the deepest point in the terminal slot 400 for receiving the upper end body 501 of the terminal 500. Please refer to Figure 6A and Figure 6B.

Figure 8 is a partial enlarged view of the board-to-board connector insulative body in Figure 5B.

Referring to FIGS. 2, 4, and 8, the terminal 500 includes an assembly portion 700 and a retracting structure 900. The assembly portion 700 of the terminal 500 includes a positioning member 701 which is a convex or concave structure. The assembly portion 700 of the terminal 500 forms a tapered surface 704 at the end thereof and extends from the upper end body 501. The assembly portion 700 of the terminal 500 is provided with an insertion portion 702 in the lower end body 503 for fitting into the lower terminal groove 403 (see Fig. 9). The one end back 703 extends rearward from the tapered surface 704 of the assembly portion 700 of the terminal 500 to form a plane on the back of the upper, lower, lower end bodies 501, 502, 503. A padding portion 504 is located on the bottom surface 304 of the lower end body 503 of the terminal 500, and protrudes from the cutting portion to a pad that is attached to an external circuit board (not shown).

Figure 7 is a partial enlarged view of the board-to-board connector insulative body in Figure 5B. Figure 9 is a partial enlarged view of the board-to-board connector of Figure 6B. Figure 15 is a partial enlarged view of the fourth board-to-board connector terminal.

In the seventh, ninth, and fifteenth drawings, the insulative housing 101 includes a channel structure 800, and the anti-return structure 900 is disposed in correspondence with the channel structure 800. The hollow slot 801 of the channel structure 800 is opposite the back ridge 901 and the inward portion 902 of the anti-backup structure 900. The narrow portion 802 of the channel structure 800 is opposite the hook portion 904 of the retraction structure 900. The channel stop 803 of the channel structure 800 is opposite the lead angle 905 of the stop structure 900. The channel ramp 804 of the channel structure 800 is opposite the check slope 903 of the stop structure 900. The front and rear walls 201, 202 are oppositely disposed with the inner wall 404 inside the terminal groove 400, and the end body back 703 of the terminal 500 enters through the inner wall 404.

Figure 14 is a perspective view of the first board-to-board connector terminal set.

In Fig. 14, the terminal group 102 includes a central surface 301 which is a mapping surface opposite to the two rows of terminals. An open face 302 is an inner corner of an L-shape. And an assembly surface 303 is open The sides 302 of the face 302 and the bottom face 304 below the open face 302. The aforementioned positioning member 701 is attached to the assembly surface 303.

Figure 16 is a schematic view showing the board-to-board connector and the pair of board-to-board connectors of the preferred embodiment of the present invention. Fig. 17 is a cross-sectional view showing the schematic view of Fig. 16, the position of the cross section being the position of the A-A line in Fig. 5A. Figure 18 is a partial enlarged view of the board-to-board connector of Figure 17.

In FIGS. 16 , 17 , and 18 , the board-to-board connector 100 is mated with the pair of board-to-board connectors 150. The insulative housing 101 of the board-to-board connector 100 is provided with a plurality of terminals 500, and a pair of joints 103 are formed at a hollow portion. The butting insulative housing 151 provided on the outer butting board-to-board connector 150 of the mating portion 103 is engaged with the insulative housing 101 of the board-to-board connector 100, and the plurality of mating terminals 550 and the plurality of terminals 500 of the board-to-board connector 100 are electrically connected. Sexual contact.

In FIGS. 7 , 8 , and 9 , the terminal 500 is assembled into the terminal slot 400 from the direction of the arrow ( FIG. 8 ).

The arrow in Fig. 18 is the welding direction of the board-to-board connector 100. This position is usually the position of the device end. When the device end is in use, an external pulling force is generated in the direction of the arrow. The channel stop surface 803 of the insulative housing 101 will stop the hook portion 904 of the terminal 500, so that the terminal block 102 and the insulative housing 101 are not fixed (the lightning mark indication), and the self-insulating body of the terminal group 102 from the arrow direction is not generated. 101 is out.

Figure 10 is another top plan view of the board-to-board connector insulative body of Figure 3. Figure 11 is another top plan view of the board-to-board connector of Figure 1. Figure 12 is a bottom plan view of the board-to-board connector insulative body of Figure 10. Figure 13 is a bottom plan view of the board-to-board connector of Figure 11.

In FIGS. 3 and 10 to 13 , the shield member 104 includes a shield structure. The component positioning portion 207 is positioned in the shield member receiving groove 603 of the insulative housing 101, and the abutting portion 103 is divided into a front row abutting portion 601 and a rear row abutting portion 602. The insulating body 101 is disposed at the left and right walls 203, 204 of the shielding member receiving groove 603, and is provided with at least one extending portion 604 for reinforcing the positioning of the shielding member 104.

In the eighth and ninth drawings, the assembly portion 700 of the terminal 500 is assembled from the terminal slot 400 into the insulative housing 101, and the retracting structure 900 of the terminal 500 extends into the terminal slot 400.

The above description is only used to explain the preferred embodiment of the present invention, and is not intended to impose any limitation on the present creation, so that any modification or related to the creation made under the same creative spirit may be The changer should still be included in the scope of this creative intent.

100‧‧‧Board to board connector

101‧‧‧Insulated body

103‧‧‧Docking Department

500‧‧‧ terminals

150‧‧‧Docking board to board connector

151‧‧‧Docking Insulation Body

550‧‧‧ docking terminal

Claims (11)

A board-to-board connector includes: an insulative housing constituting an abutting portion, having a front wall, a rear wall, and a left wall and a right wall perpendicular to the front and rear walls, forming a bottom of the hollow abutting portion The wall is disposed in the front, rear, left and right walls, and at least one terminal slot is disposed inside the insulative housing; the plurality of terminals are disposed in the insulative housing, and include an assembly portion and a retracting structure; wherein the insulative housing includes a channel The structure, the foregoing stop structure and the channel structure are arranged, the hollow groove of the channel structure is opposite to the back ridge and the deep portion of the stop structure, the narrow portion of the channel structure is opposite to the hook portion of the stop structure, and the channel structure a guide angle of the channel stop surface relative to the retaining structure, a channel slope of the channel structure relative to the retaining slope of the retaining structure, the front and rear walls are oppositely disposed with an inner wall inside the terminal slot, and the terminal is provided with an inner wall extending Enter the back of the end body. The board-to-board connector according to claim 1, wherein the front and rear left and right walls respectively extend the top wall of the hollow abutting portion to form an edge portion, and are opposite to the bottom wall. The board-to-board connector according to claim 1, wherein each of the terminals includes a sub-structure corresponding to the inner structure of the terminal slot of the insulative housing, the upper end of the terminal is opposite to the upper terminal slot of the terminal slot, and the terminal The middle end of the terminal is opposite to the middle terminal slot of the terminal slot, the lower end of the terminal is opposite to the lower terminal slot of the terminal slot, and the upper end of the terminal for receiving the terminal is located at the deepest point in the terminal slot. The board-to-board connector of claim 1, wherein the assembly portion of the terminal includes a positioning member that is convex or concave. The board-to-board connector of claim 3, wherein the assembly portion of the terminal forms a tapered surface at the end and extends from the upper end. The board-to-board connector of claim 3, wherein the assembly portion of the terminal is provided with an embedded portion at the lower end for insertion into the lower terminal slot. The board-to-board connector of claim 5, wherein the one end back extends from the tapered surface of the assembly portion of the terminal to form a plane on the back of the upper middle, lower, and lower ends. The board-to-board connector of claim 3, wherein a padded portion is located on a bottom surface of the lower end of the terminal. The board-to-board connector according to the first aspect of the invention, wherein the channel stop surface of the insulative housing is such that the terminal group formed by the plurality of terminals is fixed to the insulative housing and does not fall off and stops at the hook portion of the terminal. The board-to-board connector of claim 1, wherein the board-to-board connector comprises: a shielding member disposed on the abutting portion, wherein the shielding member comprises a shielding member positioning portion is positioned on the insulative body In a shielding member accommodating groove, the abutting portion is provided with a front row abutting portion and a rear row abutting portion at the front and rear of the shielding member. The board-to-board connector of claim 10, wherein the insulating body is adjacent to the left and right walls of the shielding member receiving groove, and at least one extending portion for reinforcing the shielding member is disposed.