TWI662750B - Socket electrical connector - Google Patents

Abstract

An electrical socket connector includes an insulating shell and an elastic buckle. The insulating housing includes a top wall and two side walls, each side wall is provided with a lateral through groove and a guiding inclined surface, the lateral through groove is communicated with the inside of the insulating housing, and the guiding inclined surface is located outside the side wall. The elastic clips are arranged outside the insulating housing. The elastic clips include a top plate and two side plates that are integrally bent from the two sides of the top plate. The two side plates have an elastic clamping force to correspondingly be clamped outside the two side walls. The top plate is located above the top wall and maintains a distance. Each side plate is provided with a buckle portion and a guide portion. The buckle portions are correspondingly arranged in the lateral through grooves and extend into the insulation case. Corresponds against the guide slope. Thereby, the butt plug electrical connector can be elastically fastened or released through the elastic buckle.

Description

Socket electrical connector

The invention relates to an electrical connector, in particular to a socket electrical connector.

With the advancement of science and technology, the transmission between electronic products is becoming more and more frequent, and the connection between electronic products is mainly achieved through electrical connectors (for example, the electrical connector of the plug and the electrical connector of the socket are connected to each other). ). Ignition coils are widely used in power plants such as motorcycles, weeders, chainsaws, small engines, turbo-powered aircraft, and automobiles. Generally speaking, ignition coils are fixed by plugging into electrical connectors in the socket. Inside the power unit, used to trigger the spark plug for ignition.

At present, after the ignition coil and the socket electrical connector are docked with each other, they are fixed by interference fit. Therefore, once the ignition coil or the socket electrical connector is subjected to external force, such as collision, pulling or vibration, the ignition coil and The electrical connectors of the sockets are easily loosened or even separated, causing the electronic signals to be unable to be transmitted stably and affecting the operation of electronic products.

In view of the foregoing, in one embodiment, an electrical socket connector includes an insulating housing and an elastic buckle. The insulating housing includes a top wall and two side walls connected to two sides of the top wall, wherein each side wall is provided with a side through groove and a guide inclined surface, each side through groove communicates with the interior of the insulation housing, and each guide inclined surface is located at each The outside of the side wall has a top and a bottom. The elastic clips are arranged outside the insulating housing. The elastic clips include a top plate and two side plates that are integrally bent from the two sides of the top plate. The two side plates have an elastic clamping force to correspondingly be clamped outside the two side walls. The top plate is located above the top wall and maintains a distance. Each side plate is provided with a buckle portion and a guide portion, and each of the buckle portions is correspondingly inserted in each of the lateral through grooves and extends into the insulation housing, and each guide portion protrudes from each The inner side of the side plate is abutted against the top of each guide slope. The top plate of the elastic buckle can be selectively compressed, so that each guide portion moves downward to the bottom along each guide oblique surface, so as to drive the two side plates to open away from the two side walls, thereby driving each buckle portion along Each lateral through slot exits the interior of the insulating case.

In summary, after the electrical plug connector is inserted into the electrical plug connector according to the embodiment of the present invention, the electrical plug connector can be elastically fastened to the electrical plug connector through the buckling part of the elastic fastener to prevent the electrical plug connector or electrical plug. The connectors are loosened or separated from each other when subjected to external forces (such as collision, pulling or vibration), so as to maintain a good electrical connection effect and to stably transmit electronic signals. In addition, the top plate of the elastic buckle can be pressed to drive the two side plates to open away from the two side walls, so as to drive the buckle portion out of the insulation case to release the plug electrical connector, so that the plug electrical connector can be Unplug the electrical connector of the socket.

1 to 8 show a first embodiment of a socket electrical connector 1 according to the present invention. As shown in FIG. 1 to FIG. 4, the electrical socket connector 1 includes an insulating housing 10 and an elastic buckle 20. In this embodiment, the electrical socket connector 1 is an ignition coil connector as an example, but this is not limited. The electrical socket connector 1 may also be various other types of socket connectors, such as a high-frequency connector and a low-frequency connector. , Fiber optic or audio connectors, and more.

In some embodiments, the insulating case 10 may be made of an insulating material, for example, the insulating case 10 may be a hollow case made of but not limited to plastic or acrylic material. As shown in FIG. 1 to FIG. 4, the insulating housing 10 includes a top wall 11, a bottom wall 17, and two side walls 12. The two side walls 12 are respectively connected to the two sides of the top wall 11 and the bottom wall 17 to form a cavity 18. . One end of the insulating housing 10 has a plug-in interface 16, and the cavity 18 communicates with the plug-in interface 16, and the plug-in interface 16 is used for inserting a plug electrical connector 2.

As shown in FIG. 1 to FIG. 4, each side wall 12 of the insulating housing 10 is provided with a side through groove 13 and a guide slope 14. In this embodiment, the two side through grooves 13 are located at the same height position. Furthermore, the two side walls 12 are respectively penetrated, so that each of the lateral through grooves 13 communicates with the inside of the insulating case 10. Each guide slope 14 is located outside each side wall 12 and has a top 141 and a bottom 142. In this embodiment, the top 141 of the guide slope 14 is close to the cavity 18 of the insulating housing 10 relative to the bottom 142, that is, The guiding slope 14 is gradually inclined outward from the top 141 to the bottom 142 and is inclined. The surface of the guiding slope 14 may be a flat surface or a curved surface (such as a convex curved surface or a concave curved surface), which is not limited. .

As shown in FIG. 1 to FIG. 4, in this embodiment, the two lateral through grooves 13 and the two guide inclined surfaces 14 of the insulating housing 10 are arranged in a front-rear relationship, that is, the two lateral through grooves 13 are opposite to the two The guiding inclined surface 14 is close to the plug-in interface 16 of the insulating housing 10, but this is not limited. In fact, the positions or inclination angles of the two lateral through grooves 13 and the two guide inclined surfaces 14 can be adjusted according to the needs of the actual product. For example, the two lateral through grooves 13 and the two guide inclined surfaces 14 can also be arranged up and down This embodiment is merely an example.

As shown in FIG. 1 to FIG. 4, the elastic buckle 20 is integrally bent from a thin plate and is assembled outside the insulating casing 10. In this embodiment, the elastic buckle 20 is a U-shaped folded plate and includes a top plate 21 and two side plates 22 integrally bent from two sides of the top plate 21. There is an elastic clamping force between the two side plates 22 to correspond to It is clamped outside the two side walls 12, and the top plate 21 is located above the top wall 11 of the insulating case 10 and maintains a distance. Among them, since the two side plates 22 are integrally bent out of the top plate 21, when the two side plates 22 are stressed, they can be opened and combined with the top plate 21 to generate elastic force. In this embodiment, the top plate 21 of the elastic latching member 20 is close to the end of the insulating housing 10 away from the inserting interface 16 and is located between the two guide inclined surfaces 14. The two side plates 22 of the elastic latching member 20 are further facing the inserting interface 16. It extends in a direction and has a front end 221 and a rear end 222, wherein the front end 221 is adjacent to the lateral through-slot 13 of the insulating case 10, and the rear end 222 is adjacent to the guiding inclined surface 14 of the insulating case 10.

As shown in FIGS. 1 to 4, each side plate 22 of the elastic buckle 20 is further provided with a buckle portion 24 and a guide portion 25. In this embodiment, each buckle portion 24 is a folded plate and is formed by each side plate. The front end 221 of 22 is integrally bent out in the direction of the lateral through-slots 13, and each of the latching portions 24 of the elastic latching member 20 penetrates into each of the lateral through-slots 13 and extends into the insulation housing 10. In other embodiments, each buckle portion 24 can also be fixed to the front end 221 of each side plate 22 by assembling. For example, each buckle portion 24 can be a single body and can be assembled by locking, snapping, welding, or adhesion. Connected to the front end 221 of each side plate 22.

As shown in FIGS. 1 to 4, each guide portion 25 protrudes from the inside of each side plate 22 and abuts against the top portion 141 of each guide slope 14 of the insulating housing 10. In this embodiment, each guide portion 25 is an elastic piece, which is integrally bent from the rear end 222 of each side plate 22 in the direction of the side wall 12 and elastically abuts against the top portion 141 of each guide inclined surface 14. In this embodiment, a bending portion 23 is provided between the top plate 21 and each side plate 22, and each bending portion 23 is provided with a break hole 231, each break hole 231 extending to the top plate 21 and each side plate 22, wherein each guide portion 25 Located in each of the broken holes 231, for example, during the manufacturing process of the broken holes 231, a partial area of the side plate 22 can be left unremoved, and a bending process is performed through the reserved partial area to form a guide of a spring shape部 25。 25. In other embodiments, each guide portion 25 can also be fixed to the rear end 222 of each side plate 22 by way of assembly. For example, each guide portion 25 is a single body and is fixed by means of locking, engaging, welding, or adhesion. At the rear end 222 of each side plate 22.

Thereby, the electrical socket connector 1 according to the embodiment of the present invention can be fastened or released through the elastic buckle 20 to the external electrical plug connector 2. Please refer to FIGS. 4 and 5. In this embodiment, two sides of the plug electrical connector 2 are respectively provided with two buckle slots 3, and the plug electrical connector 2 can be inserted into the cavity of the socket electrical connector 1 through the plug interface 16. In the room 18, and during the plugging process, the plug electrical connector 2 will first abut against the two snap portions 24 of the elastic snap member 20 protruding into the interior of the insulating housing 10. When the plug electrical connector 2 continues to face the socket When the electrical connector 1 is forced to be inserted in the direction, the two buckle portions 24 will be pushed by the plug electrical connector 2 to move outward along the two sides of the through slot 13, and the two buckle portions 24 will simultaneously drive the two side plates. 22 is opened with respect to the top plate 21 away from the two side walls 12 and accumulates elastic force. When the plug electrical connector 2 smoothly enters the cavity 18 of the socket electrical connector 1 and the two buckle grooves 3 correspond to the two lateral through grooves 13, the two buckle portions 24 are not pushed and enable the two side plates 22 to The accumulated elastic force is reset to drive the two buckling portions 24 to penetrate the groove 13 along the two sides into the insulating housing 10 again and be fastened into the two buckling grooves 3 of the plug electrical connector 2 (as shown in FIG. 5). To prevent the electrical connector 1 or the electrical connector 2 from being loosened or separated from each other when subjected to external forces (such as collision, pulling or vibration), so as to maintain the electrical connection between the electrical connector 1 and the electrical connector 2 Effect and can stably transmit electronic signals.

Please refer to FIG. 5 to FIG. 8. When the plug electrical connector 2 needs to be pulled out, the user can press (as shown by arrow L1 in FIG. 7) the top plate 21 of the elastic buckle 20 to make the two The guide portions 25 are moved downward along the two guide slopes 14 to the bottom portion 142, so that the two side plates 22 are opened away from the two side walls 12 relative to the top plate 21 (as shown by arrow L2 in FIG. 7) and accumulate elastic force. The buckle portion 24 is connected to the two side plates 22, so the two side plates 22 can simultaneously drive the two buckle portions 24 to move outward along the two sides through the slot 13 to exit (as shown by arrow L3 in FIG. 8). The inner part is separated from the two buckle grooves 3 of the plug electrical connector 2 so that the plug electrical connector 2 is released and can be pulled out of the socket electrical connector 1 by force. In this way, the embodiment of the present invention uses the elastic buckle 20 as an integrally bent plate body, which not only has high overall structural strength, but also has a large pressing area of the top plate 21 of the elastic buckle 20, which makes it easy to apply force and improve compression. Comfort.

It is worth mentioning that, as shown in FIG. 2, by providing holes 231 in the bent portions 23 of the elastic fastener 20, in this embodiment, the two side plates 22 can be prevented from being opened away from the two side walls 12 relative to the top plate 21. The stress is concentrated on the bending portions 23 of the elastic fastener 20 to increase the resistance of pressing, so as to make the elastic fastener 20 more smooth during the buckling or releasing process.

Please refer to FIG. 5 again. In this embodiment, each of the buckling portions 24 of the elastic buckle 20 extends obliquely away from the plug interface 16, so that the plug electrical connector 2 is in the process of being plugged in. The electrical plug connector 2 can follow the guidance of the inclined surface 241 of the buckle portion 24, and can more easily push the two buckle portions 24 to move outward along the two sides of the through slot 13, so as to improve the electrical plug connector 2. Smoothness of the cutting process.

Please refer to FIG. 6 and FIG. 7. An elastic body 28 is further provided between the top plate 21 of the elastic buckle 20 and the top wall 11 of the insulating housing 10. In this embodiment, the elastic body 28 is elastically buckled. The top plate 21 of the piece 20 is an elastic piece bent downward. When the top plate 21 of the elastic fastener 20 is lowered under pressure, the elastic body 28 can correspondingly abut against the top wall 11 of the insulating housing 10 and accumulate elastic force, so that the elastic card After the top plate 21 of the fastener 20 is released, the elastic buckle 20 can be assisted to reset upward by the elastic force accumulated by the elastic body 28. In other embodiments, the elastic body 28 may also be a spring, a rubber body, or an elastic foam, etc., which is not limited in this embodiment.

As shown in FIG. 6, the bottom of each side plate 22 of the elastic fastener 20 may further be provided with a limit hook 26. For example, each limit hook 26 is a hook plate folded back upward from the bottom of each side plate 22. A stop 15 is further provided on the outside of each side wall 12, and the limiting hook 26 hooks below the stop 15 so that the elastic fastener 20 can be more stably assembled outside the insulating housing 10 to avoid the elastic fastener 20 During the movement, the insulation case 10 is separated upward.

In some embodiments, the top plate 21 or the side plate 22 of the elastic fastener 20 may further extend a baffle plate 27 inward, so that the baffle plate 27 abuts against the end of the insulating casing 10 to strengthen the elastic fastener piece 20. Limit. As shown in FIG. 8, in this embodiment, the elastic buckle 20 is respectively extended from the two side plates 22 to two baffles 27 to correspond to the end of the insulating housing 10 away from the plug-in interface 16 to avoid the elastic buckle. The member 20 is displaced toward the plug interface 16 during the movement and deviates from the predetermined position or detaches from the insulating housing 10.

As shown in FIG. 2 and FIG. 3, each side plate 22 may be provided with a lateral reinforcing rib 223. In this embodiment, one end of the lateral reinforcing rib 223 is close to the buckling portion 24 and the other end is close to the guide portion 25. For example, The lateral reinforcing rib 223 may be a convex rib formed by punching the side plate 22. When the top plate 21 of the elastic fastener 20 is pressed to drive the two side plates 22 to open (as shown in FIG. 7), the lateral reinforcing rib 223 can The power is quickly transmitted from the rear end 222 to the front end 221 of each side plate 22, so that the buckling portions 24 and the side plates 22 can be simultaneously displaced to achieve the advantage of reducing the loss of power.

1 and FIG. 2, the top plate 21 of the elastic fastener 20 has a pressing area 211. In this embodiment, the pressing area 211 is a central area of the top surface of the top plate 21, and the pressing area 211 is provided with a The marking structure 212 may include at least one raised rib, at least one groove, or at least one perforation. As shown in FIG. 1, in this embodiment, the marking structure 212 is a convex rib. For example, the marking structure 212 can be formed by punching the top plate 21. Thus, by setting the marking structure 212, an operator can easily identify the marking structure 212. Out of the position of the pressing area 211 of the top plate 21, for example, when the socket electrical connector 1 is installed deep in an electronic product and the position of the pressing area 211 of the top plate 21 cannot be directly discerned with the naked eye, the operator may put his hand into In electronic products, the marking structure 212 is searched by touching. When the hand touches the marking structure 212, the pressing area 211 of the top plate 21 can be identified, and the operator can press the pressing area 211 of the top plate 21 to control the elastic buckle. Piece 20 releases the plug electrical connector 2. In other embodiments, the marking structure 212 may also be a different structure such as a perforation or a groove, which is not limited in this embodiment.

As shown in FIG. 9, it is a perspective view of a second embodiment of the electrical socket connector according to the present invention. The difference between this embodiment and the first embodiment is that the marking structure 212 ′ on the top plate 21 of the elastic latching member 20 is formed by a plurality of perforations. In addition, each side wall 12 of the insulating housing 10 is further provided with another guide inclined surface 14 ′, and each of the guide inclined surfaces 14 ′ is adjacent to each of the lateral through grooves 13 and the latching portions 24 of the elastic latching members 20. In addition, each side plate 22 of the elastic fastener 20 is further provided with another guide portion 25 ′ to correspond to each of the guide inclined surfaces 14 ′. When the top plate 21 of the elastic fastener 20 is pressed, each side plate 22 may At the same time, under the guidance of the two guide portions 25 and 25 ′ moving along the two guide slopes 14 and 14 ′, the two guide portions 25 and 25 ′ are opened in a direction away from the side wall 12, so that the buckling portions 24 can be simultaneously displaced with the side plates 22.

In summary, although the technical content of the present invention has been disclosed as above with preferred embodiments, it is not intended to limit the present invention. Any person skilled in the art can make some changes and decorations without departing from the spirit of the present invention. It should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be determined by the scope of the attached patent application.

1‧‧‧Socket Electric Connector

2‧‧‧ plug electrical connector

3‧‧‧ button groove

10‧‧‧Insulated housing

11‧‧‧ top wall

12‧‧‧ sidewall

13‧‧‧Side groove

14, 14'‧‧‧ Guide bevel

141‧‧‧Top

142‧‧‧ bottom

15‧‧‧ stop

16‧‧‧ plug interface

17‧‧‧ bottom wall

18‧‧‧ chamber

20‧‧‧ Elastic buckle

21‧‧‧Top plate

211‧‧‧Press area

212, 212'‧‧‧ mark structure

22‧‧‧Side

221‧‧‧Front

222‧‧‧Back

223‧‧‧Horizontal stiffener

23‧‧‧Bend section

231‧‧‧hole

24‧‧‧Clamping Department

241‧‧‧inclined

25, 25'‧‧‧Guide

26‧‧‧Limit hook

27‧‧‧ bezel

28‧‧‧ Elastomer

L1, L2, L3 ‧‧‧ arrows

[FIG. 1] A perspective view of a first embodiment of the electrical socket connector according to the present invention. [FIG. 2] An exploded perspective view of the first embodiment of the electrical socket connector according to the present invention. [FIG. 3] A side view of the first embodiment of the electrical socket connector according to the present invention. [Fig. 4] Fig. 4 is a sectional view taken along 4-4 of Fig. 3. [Fig. [FIG. 5] A schematic diagram of the docking of the first embodiment of the electrical socket connector according to the present invention. [Fig. 6] Fig. 6 is a sectional view taken along 6-6 of Fig. 3. [Fig. [FIG. 7] A schematic diagram of pressing of the first embodiment of the electrical socket connector according to the present invention. [FIG. 8] A release diagram of the first embodiment of the electrical socket connector according to the present invention. [FIG. 9] A perspective view of a second embodiment of the electrical socket connector according to the present invention.

Claims (12)

An electrical socket connector includes: an insulating housing including a top wall and two side walls connected to two sides of the top wall, wherein each of the side walls is provided with a side through slot and a guide slope, each side through The groove communicates with the inside of the insulating case, and each of the guide inclined surfaces is located outside of each of the side walls and has a top and a bottom; and an elastic buckle is set outside the insulating case, and the elastic buckle includes A top plate and two side plates integrally bent from the two sides of the top plate. An elastic clamping force between the two side plates is correspondingly sandwiched outside the two side walls. The top plate is located above the top wall and maintains a distance. The side plate is provided with a buckle portion and a guide portion, and each of the buckle portions is correspondingly disposed in each of the side through grooves and extends into the inside of the insulating housing, and each of the guide portions protrudes from the inner side of each of the side plates. And correspondingly abut against the top of each of the guide slopes; wherein the top plate of the elastic buckle can be selectively pressed so that each of the guide portions moves down to the bottom along each of the guide slopes, To drive the two side plates to open away from the two side walls, and Each of the locking portions along each side of the slot exits through the inner insulating housing. The electrical socket connector according to claim 1, wherein the bottom of each side plate of the elastic buckle is further provided with a limit hook, and the outside of each side wall is further provided with a stopper, the limit hook is hooked against The stop. The electrical socket connector according to claim 1, wherein a bent portion is provided between the top plate and each of the side plates, and the bent portion is provided with a broken hole. The electrical socket connector according to claim 3, wherein each of the holes extends to the top plate and each of the side plates. The electrical socket connector according to claim 4, wherein each of the guide portions is located in each of the holes. The electrical socket connector according to claim 1, wherein each of the guide portions is an elastic piece and is integrally bent and extended from each of the side plates. The electrical socket connector according to claim 1, wherein an elastic body is further provided between the top plate and the top wall. The electrical socket connector according to claim 1, wherein the top plate or the side plate of the elastic buckle further extends a baffle inward, and the baffle is abutted against an end of the insulating case. The electrical socket connector according to claim 1, wherein each of the side plates has a front end and a rear end, the buckling portion is provided on the front end, the guide portion is provided on the rear end, and each of the side plates is further provided with a A lateral reinforcing rib, one end of which is close to the buckling part, and the other end is near the guiding part. The electrical socket connector according to claim 1, wherein the buckling portion is a folded plate and is integrally bent and extended from each of the side plates. The electrical socket connector according to claim 10, wherein the insulating housing has a plug interface, and each of the buckling portions extends obliquely in a direction away from the plug interface. The electrical socket connector according to claim 1, wherein the top plate of the elastic fastener has a pressing area, and the pressing area is provided with a marking structure, the marking structure includes at least one rib, at least one groove, or at least A perforation.