CN203277883U - Connector with a locking member - Google Patents

Abstract

The utility model provides a connector for with many transmission line electric connection on the base plate. The connector comprises a socket and a plug. The socket is arranged on the substrate and comprises a socket body and a plurality of first terminals. The socket body is provided with an accommodating concave part. Each first terminal is embedded in the socket body and is provided with a first end and a second end which are opposite. The first end protrudes out of the accommodating concave part and the second end is electrically connected with the substrate. The plug comprises a plug body and a plurality of second terminals. The plug body is provided with a plurality of channels and a plurality of first openings corresponding to the first ends. A plurality of second terminals are disposed on the transmission line and exposed by the first opening. When the plug is assembled in the socket, the plug body is assembled in the accommodating concave part, so that the first terminal is electrically connected with the second terminal, and the combination height of the connector can be reduced. Therefore, the connector of the present invention is useful for thinning an electronic device.

Description

Connector

technical field

The utility model relates to a connector, in particular to a wire-to-board connector.

Background technique

With the rapid development of technology, many portable electronic devices, such as notebook computers, smart phones, and tablet computers, are released. Users can process and send and receive data anytime and anywhere through these portable electronic devices. These portable electronic devices have become indispensable and important supplies in modern people's life. Taking the tablet computer as an example, it has the advantages of light and small size and easy to carry, which is very convenient for users to use when they go out. In a tablet computer, a wire-to-board connector is often used as a medium for electrically connecting electronic components to a motherboard, such as connecting a battery to the motherboard.

In order to be convenient for users to carry and operate with them, the development of tablet computers has been striving towards the direction of thinning. Among tablet computer components, the thickness of the wire-to-board connector is easily limited by the diameter of the transmission line and the thickness of the socket body, which becomes a bottleneck for thinning the thickness.

Utility model content

The utility model provides a connector, which can reduce the height when a plug and a socket are combined.

A connector of the utility model is used for electrically connecting a plurality of transmission lines on a substrate. Connectors include sockets and plugs. The socket is arranged on the substrate and includes a socket body and a plurality of first terminals. The socket body has an accommodating recess and a plurality of first positioning portions disposed on the socket body and facing the accommodating recess. A plurality of first terminals are embedded in the socket body in parallel. Each first terminal has an opposite first end and a second end, the first end protrudes from the receiving recess and the second end is electrically connected to the substrate. The plug is detachably assembled on the socket body and includes the plug body and a plurality of second terminals. The plug body has a plurality of passages and a plurality of first openings at the ends of the passages, and the first openings correspond to the first ends, and the plurality of second positioning parts are arranged on the socket body corresponding to the first positioning parts. The plurality of second terminals are disposed on the plurality of front ends of the transmission line and exposed by the first opening. When the plug is assembled in the socket, the plug bodies are aligned and assembled in the accommodating recess, so that the first terminal is electrically connected to the second terminal, and the first positioning portion and the second positioning portion constitute structural interference.

Further, the socket body further includes at least one pin embedded in the socket body, and the pin is isolated from the first terminals and electrically connected to the substrate.

Further, the number of the above-mentioned pins is two, and they are oppositely arranged on the second parts of the socket body.

Further, the material of the above-mentioned socket body is a fireproof material.

Further, each of the above-mentioned second terminals has a first contact portion and a second contact portion arranged side by side. When each first terminal is electrically connected to each second terminal, each of the first terminals is located between the first contact portion and the second contact portion. between the second contacts.

Further, each first contact portion, each second contact portion and each first terminal has a metal material layer on the surface.

Further, each of the above-mentioned first contact portions and each second contact portion further has a bump on the surface facing each first terminal.

Further, the above-mentioned first positioning portion and the second positioning portion are hooks.

Further, the material of the first positioning part is the same as that of the socket body, and the material of the second positioning part is the same as that of the plug body.

Furthermore, the connector further includes a cover, which is used for assembling on the socket and maintaining the shape of the socket when the socket is arranged on the substrate.

Based on the above, in the connector of the present invention, when the plug is assembled to the socket, the plug body can be assembled in the receiving recess of the socket body, and can be juxtaposed with the socket body, so that the joint height of the connector can be reduced. Therefore, the connector of the present invention is of great help to the thinning of electronic devices.

Description of drawings

FIG. 1A is a schematic diagram of a connector according to an embodiment of the present invention.

FIG. 1B is an exploded view of the connector of FIG. 1A.

FIG. 1C is a cross-sectional view of the connector of FIG. 1A along the line I-I.

FIG. 2A is a schematic diagram of the socket body and cover of FIG. 1B .

FIG. 2B is a schematic diagram of the assembled socket body and cover of FIG. 2A .

FIG. 3A is a schematic diagram of a contact state of the first terminal and the second terminal of the connector of FIG. 1A .

FIG. 3B is a schematic diagram of a state where the first terminal and the second terminal in FIG. 3A are separated.

Symbol Description

10—substrate; 14—the first welding pad; 16—the second welding pad;

20—transmission line; 22—front end; 100—connector;

110—socket; 110a—the first section; 110b—the second section;

112—socket body; 112a—accommodating concave portion; 112b—first positioning portion;

114—the first terminal; 114a—the first end; 114b—the second end;

120—plug; 122—plug body; 122a—channel;

122b—the first opening; 124—the second terminal; 125a—the first contact portion;

125b—the second contact portion; 125c—the bump; 126—the second positioning portion;

130—pin; 140—cover; 141—cover surface;

142—cover positioning part; D1—first direction.

Detailed ways

In order to make the above-mentioned features and advantages of the present invention more comprehensible, the following specific embodiments are described in detail with accompanying drawings.

FIG. 1A is a schematic diagram of a connector according to an embodiment of the present invention. FIG. 1B is an exploded view of the connector of FIG. 1A. FIG. 1C is a cross-sectional view of the connector of FIG. 1A along the line I-I. Please refer to FIG. 1A to FIG. 1C , the connector 100 of the present invention is used to electrically connect a plurality of transmission lines 20 to the substrate 10 . The connector 100 includes a socket 110 and a plug 120 . The socket 110 is disposed on the substrate 10 and includes a socket body 112 and a plurality of first terminals 114 . The socket body 112 has an accommodating recess 112 a and a plurality of first positioning portions 112 b disposed on the socket body 112 and facing the accommodating recess 112 a. A plurality of first terminals 114 are embedded in the socket body 112 in parallel. Each first terminal 114 has a first end 114 a and a second end 114 b opposite to each other. The first end 114 a protrudes from the receiving recess 112 a and the second end 114 b is electrically connected to the substrate 10 . The plug 120 is detachably assembled on the socket body 112 and includes the plug body 122 and a plurality of second terminals 124 . The plug body 122 has a plurality of channels 122a and a plurality of first openings 122b located at ends of the channels 122a, and the first openings 122b correspond to the first end 114a. A plurality of second positioning portions 126 are disposed on the socket body 112 at positions corresponding to the first positioning portions 112b. The plurality of second terminals 124 are disposed on the plurality of front ends 22 of the transmission line 20 (shown in FIG. 3A ), and are exposed by the first opening 122b.

In this embodiment, the connector 100 is, for example, a wire-to-board connector. For example, the connector 100 can be an interface for electrically connecting a battery (not shown) with the substrate 10 in a tablet computer, and the socket 110 It is disposed on the substrate 10 and electrically connected to the substrate 10 , and the plug 120 is connected to the battery through a plurality of transmission lines 20 . When the plug 120 is assembled to the socket 110 along the first direction D1 perpendicular to the substrate 10 , the plug body 122 can be assembled in the receiving recess 112 a of the socket body 112 , so that the first terminal 114 is electrically connected to the second terminal 124 . During the process of assembling the plug 120 into the socket 110 , the plug body 122 and the socket body 112 are arranged side by side instead of being stacked on each other, and the first positioning portion 112 b and the second positioning portion 126 constitute structural interference.

In detail, the socket body 112 includes a first section 110a and a second section 110b connected to the first section 110a, and the number of the second section 110b is two, and is arranged relative to the first section 110a, so that The shape of the socket body 112 presents a "ㄇ" shape. The plug 120 can be assembled in the notch (that is, the accommodating concave portion 112 a ) of the outer shape of the socket body 112 . When the plug 120 and the socket 110 are assembled, the plug body 122 is located in the receiving recess 112 a of the socket body 112 and is parallel to the socket body 112 . In other words, the plug body 122 is not stacked on any part of the socket body 112 , so that the combined height of the connector 100 can be reduced. Therefore, when the connector 100 of the present invention is applied to an electronic device, it can greatly help in reducing the thickness of the electronic device.

When the plug 120 is assembled on the socket 110 , the plug 120 can be positioned on the socket 110 by the shape, so as to prevent the plug 120 from falling off relative to the socket 110 in a direction parallel to the substrate 10 . In order to prevent the plug 120 from falling off from the socket 110 in the first direction D1 perpendicular to the substrate 10 , the plug 120 and the socket 110 need to be fixed to each other by the first positioning portion 112 b and the second positioning portion 126 . In this embodiment, the structure of the first positioning part 112b and the second positioning part 126 is a hook, and the first positioning part 112b and the socket body 112 can be made of the same material. 112 is produced by the same process, for example, by injection molding. In contrast, the second positioning portion 126 is also made of the same material as the plug body 122 , which will not be repeated in this embodiment. The first positioning portions 112b are respectively disposed on the first section 110a and the second section 110b of the socket body 112 to ensure that the socket 110 and the plug 120 are engaged firmly. In addition, the material of the socket body 112 can be fireproof material, however, the present invention is not limited here.

Please continue to refer to FIG. 1A and FIG. 1B , in this embodiment, the first terminals 114 are disposed on the first section 110 a of the socket body 112 , and the number of the first terminals 114 can vary according to different design requirements. In addition, the connector 100 further includes at least one pin 130 (two are shown in the drawing), the pin 130 is embedded in the socket body 112 , and the pin 130 is isolated from the first terminal 114 and electrically connected to the substrate 10 . In this embodiment, the pins 130 are disposed opposite to the second section 110b. In other words, when the connector 100 is disposed on the substrate 10, the first terminal 114 and the pin 130 can respectively fix and electrically connect the first section 110a and the second section 110b of the socket body 112 to the substrate 10, so that the connection The fixing of the device 100 is more firm.

The method of fixing the pins 130 and the first terminals 114 to the substrate 10 is, for example, on the substrate 10, a plurality of first pads 14 are arranged at positions corresponding to the first terminals 114, and at positions corresponding to the pins 130 A plurality of second welding pads 16 are provided at the positions. The connector 100 utilizes surface bonding technology (SMT), so that the first terminal 114 and the pin 130 are respectively fixed on the first pad 14 and the second pad 16 by solder paste, so as to be electrically connected to the substrate 10 . The first terminal 114 is, for example, used to transmit a signal, and the pin 130 is, for example, used to transmit a ground signal. However, the utility model is not limited here.

FIG. 2A is a schematic diagram of the socket body and cover of FIG. 1B . FIG. 2B is a schematic diagram of the assembled socket body and cover of FIG. 2A . In this embodiment, in order to reduce the volume of the connector 100 , the shape of the socket body 112 is designed as a "ㄇ" shape, so that the plug body 122 can be assembled in the receiving recess 112 a (shown in FIG. 1B ). However, the reduced volume of the socket 110 may cause the socket 110 to be unable to be picked up by the nozzle of the machine during surface bonding (SMT), and the flatness of the socket 110 may be affected during the reflow (refolw) process. Influence. Therefore, the connector 100 of this embodiment further includes a cover body 140, the cover body 140 is used for assembling on the socket 110 and has a cover body surface 141, and the cover body surface 141 can be sucked by the suction nozzle, so that the socket 110 is disposed on the substrate 10. During the process, it can be absorbed and moved by the machine. In addition, the cover 140 fixed to the socket 110 can further increase the rigidity of the socket 110 to maintain the flatness of the socket 110 during the reflow process. In detail, when the socket 110 is fixed on the substrate 10 and starts to be reflowed, the cover 140 is assembled in the receiving recess 112a of the socket 110 (shown in FIG. 1B ), so that the rigidity of the socket body 112 is reinforced, In order to avoid deformation of the socket 110 due to the temperature difference before and after the reflow. After reflowing, the cover 140 can be removed, and the plug 120 can be assembled to the socket 110 . In addition, in this embodiment, the cover body 140 also includes a cover body positioning portion 142 . The cover positioning portion 142 can be positioned with the first positioning portion 112 b of the socket main body 112 to fix the cover 140 . However, the utility model is not limited here.

FIG. 3A is a schematic diagram of a contact state of the first terminal and the second terminal of the connector of FIG. 1A . FIG. 3B is a schematic diagram of a state where the first terminal and the second terminal of FIG. 3A are separated. Please refer to FIG. 1C, FIG. 3A and FIG. 3B. In this embodiment, the second terminal 124 is exposed by the first opening 122b. The terminal 124 contacts and is electrically connected. In FIG. 1C and FIG. 3A, each second terminal 124 has a first contact portion 125a and a second contact portion 125b arranged side by side. When each first terminal 114 is electrically connected to each second terminal 124, each first terminal 114 is located between the first contact portion 125a and the second contact portion 125b. In other words, each first terminal 114 can be electrically connected by being clamped by the first contact portion 125 a and the second contact portion 125 b together. In order to reduce the contact resistance, each first contact portion 125a, each second contact portion 125b and each first terminal 114 has a metal material layer on the surface. In this embodiment, the material of the first terminal 114 can be brass (Brass), the material of the second terminal 124 can be phosphor bronze (phosphor bronze), and the metal material on the surface of the first terminal 114 and the second terminal 124 The layer can be gold. However, the utility model is not limited here.

In addition, each first contact portion 125a and each second contact portion 125b further have a bump 125c on the surface facing each first terminal 114 . The purpose of setting the protruding point 125c is that when the first terminal 114 is clamped between the first contact portion 125a and the second contact portion 125b, the first terminal 114 and the protruding point 125c can rub against each other, so that the first terminal 114 can rub against each other. 114. Oxide or dust on the surface of the first contact portion 125a and the second contact portion 125b can be removed, so as to prevent the oxide or dust from causing excessive contact resistance and affecting signal transmission.

To sum up, in the connector of the present invention, when the plug is assembled to the socket, the plug body can be assembled in the accommodating recess of the socket body and parallel to the socket body, so that the joint height of the connector can be reduced. In addition, the first and second contact portions of the second terminal disposed in the plug body can be arranged side by side to clamp the first terminal, and bumps can be provided on the first and second contact portions to reduce contact resistance. Therefore, the connector of the present invention is of great help to the thinning of electronic devices.

Although the utility model has been disclosed as above with the embodiments, it is not intended to limit the utility model, and any skilled person in the technical field may make some changes and modifications without departing from the spirit and scope of the utility model , so the scope of protection of the utility model should be based on the claims.

Claims (10)

1. A connector, characterized in that the connector comprises: A socket is arranged on the substrate, and the socket includes: A socket body, having an accommodating recess and a plurality of first positioning portions disposed on the socket body and facing the accommodating recess; and A plurality of first terminals are embedded in the socket body in parallel, each of the first terminals has a first end and a second end opposite to each other, the first end protrudes from the accommodating recess and the second end is in contact with the substrate electrical connection; and A plug is detachably assembled on the socket body, and the plug includes: A plug body has a plurality of passages and a plurality of first openings located at the ends of the passages, and the first openings correspond to the first ends, and a plurality of second positioning parts are arranged on the socket body corresponding to the first openings. the location of the positioning part; and a plurality of second terminals disposed on a plurality of front ends of the transmission lines and exposed by the first openings; Wherein, when the plug is assembled in the socket, the plug body is juxtaposed and assembled in the accommodating recess, so that the first terminals are electrically connected to the second terminals, and the first positioning parts are connected to the second terminals. The two positioning parts constitute structural interference. 2. The connector according to claim 1, wherein the socket body further comprises at least one pin embedded in the socket body, and the pin is isolated from the first terminals and electrically connected to the substrate. sexual connection. 3. The connector according to claim 1, wherein each of the second terminals has a first contact portion and a second contact portion arranged side by side, when each of the first terminals and each of the second terminals are electrically When connected, each of the first terminals is located between the first contact portion and the second contact portion. 4. The connector as claimed in claim 3, wherein each of the first contact portion, each of the second contact portion and each of the first terminals has a metal material layer on the surface. 5 . The connector as claimed in claim 3 , wherein each of the first contact portion and each of the second contact portions further has a protrusion on a surface facing each of the first terminals. 6. The connector according to claim 1, further comprising a cover, the cover is used to assemble the socket, and maintain the shape of the socket when the socket is arranged on the substrate . 7. The connector as claimed in claim 2, wherein the number of the pins is two, and they are disposed opposite to the second parts of the socket body. 8. The connector as claimed in claim 1, wherein the first positioning portions and the second positioning portions are hooks. 9. The connector according to claim 1, wherein the first positioning portions are made of the same material as the socket body, and the second positioning portions are made of the same material as the plug body. 10. The connector according to claim 1, wherein the socket body is made of fireproof material.

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