CN201075512Y - electrical connector - Google Patents

Abstract

The utility model relates to an electric connector, including body and fixed shell fragment, this fixed shell fragment is located the body, and there is a turn portion in the reverse bending of the basal portion front side of fixed shell fragment, and turn portion end is also reverse bending to have presses the splenium, and make and press and form one between splenium and the basal portion and press the space, again press the splenium end level forward to extend and have the buckling parts, and make its body can be buckled in corresponding the butt joint state that forms firm on predetermineeing the socket panel by the buckling parts of fixed shell fragment, with the cohesion between improvement electric connector and the predetermined socket panel, in order to reach the easy plug of taking, the location is firm, be difficult for droing to rock and the efficiency of real electrical contact, and then can prevent that the electric connector from dragging and deviating from in the transmission, make the data in the transmission damage or run off.

Description

electrical connector

technical field

The utility model relates to an electrical connector, in particular to a body of the electrical connector provided with a fixed elastic piece, which can be fastened to a corresponding preset socket panel to form a stable docking state, so as to improve the connection between the electrical connector and the electric connector. Bonding force between socket panels and preventing disengagement.

Background technique

Today's computer technology is growing at an ever-changing speed, and the development trend of its computers is also moving towards the direction of powerful computing functions, high speed and small size. The most popular connector between is the universal serial port USB (Universal Serial Bus). Because the USB interface is a connector used to transmit electronic data signals in the computer and electronics industries, this interface can be integrated such as a keyboard. , mouse, joystick, scanner, speaker, printer and digital camera and other external computer peripherals, it can also be used for the peripherals of the car host with the same specification plug, such as car audio, car Use a computer, charging device, satellite navigation, Bluetooth module, MP3 player, etc., and the USB transfer rate is much faster than the original parallel port (Parallel Port) or serial port (Serial Bus Port), so The USB interface will significantly improve the transmission efficiency between the host computer and the peripherals, so the development of this universal bus connection line that combines a cable with a USB plug is also on the rise; in addition, USB is also a hot-plug interface (Hot Plug) plug) and support Plug&Play (Plug&Play) devices, you can install a USB device and use it immediately without rebooting, so that you can connect, configure, use and connect peripheral devices arbitrarily without complicated installation procedures. remove.

Furthermore, the number of plugging and unplugging of this kind of USB connector plug is very frequent. When plugging and unplugging, the user usually directly pulls the wire, which may easily cause the plug to be pulled and fall off after insertion, thereby affecting the transmission of signals. , without any support or fixed structure for the USB plug, it is easy to cause the plug to be quite unstable. Therefore, it can be found in the above detailed description that in the design of the USB interface connector, it can be aimed at ensuring that the USB plug is docked. The stability of the time is the main consideration. In addition, it should be noted that the USB plug is exposed when it is connected to the wire. During use, the situation that the wire is pulled and the USB plug is detached should be avoided. , especially based on its many years of research and development experience in the industry, and through continuous trial production and modification, it has designed an improved connector structure to improve the lack of conventional structures.

Utility model content

The main purpose of the utility model is to provide an electrical connector, which can improve the bonding force between the electrical connector and the preset socket panel, so as to achieve the effects of easy access and insertion, firm positioning, not easy to fall off and shake, and reliable electrical contact , so as to prevent the electrical connector from being pulled out during transmission, causing damage or loss of data during transmission.

In order to achieve the above-mentioned purpose, the utility model takes the following technical solutions:

An electrical connector, including a body and a fixed elastic piece, wherein:

The main body is provided with a connecting port, and the rear side of the connecting port is electrically connected with a wire, and a fitting groove is provided at the front side of the main body;

The fixed elastic piece is positioned on the body, and there is a turning part reversely bent on the front side of the base of the fixed elastic piece, and the end of the turning part is also reversely bent to form a pressing part, and a pressing space is formed between the pressing part and the base, Further, a fastening part extending horizontally forward from the end of the pressing part can be positioned on the preset socket panel, and the fastening part is displaced in a fan shape when the pressing part is pressed.

The left and right sides of the main body are respectively provided with a plurality of protrusions, and the fixed elastic pieces are respectively bent downwards on the two sides of the base to cover the two sides of the main body, and the side plates are provided with corresponding protrusions. Fixing hole.

A plurality of abutting parts protrude from the surface of the base of the fixing elastic piece, and the abutting parts correspond to the lower part of the pressing part.

The buckle hole is opened on the surface of the fastening part of the fixed elastic piece, and an inclined surface is formed at the front end of the fastening part.

The fastening portion of the fixed elastic piece is suspended above the fitting groove of the body.

One side of the socket panel has an accommodating groove for accommodating the front end of the main body, and an embedding part for inserting into the fitting groove of the main body is provided above the accommodating groove.

The buckle block is arranged on the surface of the engaging part, and the buckle hole of the fastening part is fastened and positioned on the buckle block, and a guide inclined surface is formed on one side of the buckle block.

The turning arc of the turning portion of the fixed elastic piece is larger than the turning arc of the pressing portion.

The left and right sides of the turning part of the fixed elastic piece are respectively provided with sectional grooves.

The left side and the right side of the base of the fixed elastic piece extend upward respectively with stoppers higher than the pressing part, and the stopper isolates the electric wires from directly pressing against the pressing part.

The utility model has the following advantages:

1. By positioning the fixed elastic piece on the body and turning the turning part reversely bent on the front side of the base, the turning part also bends the pressing part in reverse, so that a pressing space is formed between the pressing part and the base, and then the pressing space There is a fastening part extending horizontally forward at the end, so that the main body can be fastened to the corresponding preset socket panel by the fastening part of the fixed elastic piece to form a stable docking state. When the docking state is released, the pressing part can be pressed to make it The fastening part disengages in a fan shape, which can improve the bonding force between the electrical connector and the preset socket panel, so as to achieve the effects of easy access and plugging, firm positioning, not easy to fall off and shake, and reliable electrical contact. Prevent the electrical connector from being pulled out during transmission, causing damage or loss of data during transmission.

2. The turning arc of the turning part of the fixed shrapnel is larger than that of the pressing part and the design of continuous bending can make the pressing less prone to breakage or deformation due to excessive pressing force, and corresponds to the auxiliary under the pressing part. The protruding abutment part resists, so that the pressing part is only subjected to a limited elastic deformation in the pressing space, so as to form a more reliable supporting structure, thereby avoiding deformation or deformation caused by excessive pressing of the pressing part.

3. The height of the retaining part extending upwards on the left and right sides of the base of the fixed shrapnel is higher than the design of the pressing part. The retaining part can isolate the wire from the pressing part to prevent other wires from accidentally winding the body and directly pressing The pressing part, so as to avoid the phenomenon that the wire directly presses against the pressing part and causes the detachment of the buckling part.

Description of drawings

Fig. 1 is the three-dimensional appearance schematic diagram of the utility model;

Fig. 2 is a three-dimensional exploded schematic diagram of the utility model;

Figure 3 is a schematic diagram of the three-dimensional appearance of the utility model before docking;

Fig. 4 is a side view sectional schematic diagram of the utility model before docking;

Fig. 5 is a schematic side view sectional view of the utility model when it is docked;

Fig. 6 is a schematic side view sectional view of the utility model after docking;

Fig. 7 is a schematic side view sectional view of the utility model in the undocked state;

Fig. 8 is a perspective view of another embodiment of the utility model;

Fig. 9 is a three-dimensional exploded schematic diagram of another embodiment of the utility model;

Fig. 10 is a schematic view of another embodiment of the utility model in use.

Explanation of reference numbers:

1. Body 11. Connecting port 12. Wire 13. Fitting groove 14. Protrusion

2. Fixed shrapnel 21, pressing space 21, base 211, resisting part 22, side plate 221, fixing hole 23, turning part 231, split groove 24, pressing part 25, buckling part 251, button hole 252, slope 26, stopper

3. Socket panel 31. Accommodating groove 32. Embedded part 321. Buckle block 322. Guide slope

4. Wire

Detailed ways

The utility model is described in detail below in conjunction with accompanying drawing and specific embodiment:

Please refer to Figure 1 and Figure 2 at the same time, which are the three-dimensional appearance schematic diagram and the three-dimensional exploded schematic diagram of the utility model; it can be clearly seen from the figure that the electrical connector of the utility model is composed of a main body 1 and a fixed elastic piece 2, wherein :

The main body 1 is provided with a connection port 11, which can be a connection port type such as USB, IEEE1394 or HDMI, and the rear side of the connection port 11 is electrically connected with a wire 12, and a fitting groove is provided on the front side of the main body 1 13, and the surface of the fitting groove 13 is higher than the surface of the body 1, and the left and right sides of the body 1 are respectively provided with a plurality of protrusions 14.

The fixed elastic piece 2 is positioned on the body 1, and the fixed elastic piece 2 is made of metal material. The fixed elastic piece 2 protrudes from the surface of the base 21 with a plurality of resisting parts 211, and is bent downwards on both sides of the base 21. There is a side plate 22, and the side plate 22 is provided with a fixing hole 221 corresponding to the protrusion 14, and a turning portion 23 is reversely bent on the front side of the base 21, and the left and right sides of the turning portion 23 are connected to the side plate 22. There are split grooves 231 between them, and the end of the turning part 23 is also reversely bent with a pressing part 24 to form a continuous bending structure, and a pressing space 20 is formed between the pressing part 24 and the base part 21, and the pressing part 24 and the base part 21 form a pressing space 20. The part 211 corresponds to the lower part of the pressing part 24 , and a locking part 25 extends horizontally forward from the end of the pressing part 24 , and the surface of the locking part 25 is provided with a button hole 251 , and the front end of the locking part is formed with a slope 252 .

When the utility model is constructed, the base 21 of the fixed elastic piece 2 is first pressed against the surface of the main body 1, and the side plates 22 on both sides of the fixed elastic piece 2 are covered on the outer edges of the left and right sides of the main body 1, and the side plates The fixing hole 221 on the body 1 can be engaged with the corresponding protrusion 14 of the body 1, while the fastening part 25 on the front side of the fixed elastic piece 2 is suspended above the fitting groove 13 of the body 1, and the overall structure of the utility model can be completed. fabric.

Please continue to refer to Fig. 3, Fig. 4, Fig. 5 and Fig. 6, which are the three-dimensional schematic diagram of the utility model before docking, the side view cross-sectional diagram before docking, the side view cross-sectional diagram during docking and after docking It can be clearly seen from the figure that when the utility model is in use, the electrical connector can be used on the general socket panel 3, and one side of the socket panel 3 has an accommodating groove for accommodating the front end of the main body 1 31, and an embedded part 32 is provided above the accommodating groove 31, and the surface of the embedded part 32 is provided with a buckle block 321, and a guide slope 322 is formed on one side of the buckle block 321; when the body 1 is to be inserted into the socket panel At 3 o'clock, the fitting groove 13 of the body 1 must be aligned with the fitting part 32 provided by the accommodation groove 31 of the socket panel 3, and then the fitting groove 13 of the body 1 is inserted into the socket panel 3 along the fitting part 32 The positioning is formed in the accommodating groove 31 of the body 1, and the fixed elastic piece 2 provided on the top of the body 1 uses the slope 252 at the front end of the fastening part 25 to make the fastening part 25 of the fixed elastic piece 2 follow the guide slope of the buckle block 321. 322 moves upward until the buckle hole 251 of the buckle part 25 is engaged with the buckle block 321 to form a stable docking state, and the connection port 11 accommodated in the body 1 is connected to another preset connection port (not shown in the figure) Out) is electrically connected to achieve firm positioning, not easy to fall off and shake, and to achieve the effect of electrical contact.

However, please refer to FIG. 7 , which is a schematic side view of the utility model in the undocked state; it can be clearly seen from the figure that when you want to withdraw from the state of disengaging the electrical connection, you can press and fix the elastic piece 2. The pressing part 24 is designed with the slits 231 on both sides of the turning part 23, so that the fastening part 25 can obtain a better elastic fan-shaped displacement, so that the buckle hole 251 of the fastening part 25 is separated from the buckle block 231 to form outwards. The snap-fit state of the main body 1 can make the fitting groove 13 of the main body 1 smoothly withdraw from the fitting portion 32 of the socket panel 3 and release the state of electrical connection, so as to achieve the effect of easy taking and plugging.

In addition, the turning arc of the turning portion 23 of the fixed elastic piece 2 is larger than the turning arc of the pressing portion 24, so that the pressing portion 24 is not easily broken or deformed by excessive pressing force through the continuous bending structural design. And supplemented by the protruding resisting part 211 to resist, so that the pressing part 24 is only subjected to a limited elastic deformation in the pressing space 20, so as to form a more reliable supporting structure. In addition, the fixed elastic piece 2 is made of metal material, which can further Avoid breaking, deformation or deformation due to excessive pressing of the pressing portion 24 .

Please continue to refer to Fig. 8, Fig. 9, and Fig. 10, which are schematic diagrams of a three-dimensional appearance, a schematic diagram of three-dimensional decomposition, and a schematic diagram of a state during use of another embodiment of the utility model. It can be clearly seen from the figure that the utility model is fixed The left and right sides of the base 21 of the elastic piece 2 are respectively extended upwards with stoppers 26, and the two stoppers 26 are connected with side plates 22 respectively, and the height of the stoppers 26 is higher than that of the pressing part 24, so that the structure The key point of the design is: when other electric wires 4 are accidentally wound around the main body 1, it is possible to avoid directly pressing against the pressing part 24 of the fixed elastic piece 2 due to the winding of the electric wires 4, causing the pressing part 24 to be stressed and the buckling part 25 at the end to be disengaged, so The fixed elastic piece 2 can isolate the electric wire 4 from the pressing portion 24 through the upwardly extending stop portions 26 of the two side plates 22 , so that the electric wire 4 will not directly press against the pressing portion 24 and cause the buckling portion 25 to disengage.

The key point of the design of the utility model is that the body 1 of the utility model electrical connector can be fastened to the corresponding socket panel 3 by the fixed elastic piece 2 to form a stable docking state, which can improve the bonding force between the electrical connector and the socket, so as to This structural design can achieve the effects of easy access and plugging, firm positioning, not easy to fall off and shake, and reliable electrical contact. Further, a stopper 26 extends above the two side plates 22 of the fixed elastic piece 2, through the stopper 26 can isolate the electric wire 4 accidentally wound around the body 1 at the pressing part 24, so as to prevent the electric wire 4 from directly pressing against the pressing part 24 and causing the buckling part 25 to disengage, thereby preventing the electrical connector from being pulled out during transmission, Damage or loss of data in transmission.

The above is only a preferred embodiment of an electrical connector of the present utility model, and does not limit the technical scope of the present utility model, so any minor modifications made to the above embodiments based on the technical essence of the present utility model , equivalent changes and modifications all still belong to the scope of the technical solution of the present utility model.

Claims (10)

1. An electrical connector, comprising a body and a fixed shrapnel, characterized in that: The main body is provided with a connecting port, and the rear side of the connecting port is electrically connected with a wire, and a fitting groove is provided at the front side of the main body; The fixed elastic piece is positioned on the body, and there is a turning part reversely bent on the front side of the base of the fixed elastic piece, and the end of the turning part is also reversely bent to form a pressing part, and a pressing space is formed between the pressing part and the base, Further, a fastening part extending horizontally forward from the end of the pressing part can be positioned on the preset socket panel, and the fastening part is displaced in a fan shape when the pressing part is pressed. 2. The electrical connector according to claim 1, characterized in that: the left and right sides of the main body are respectively provided with a plurality of protrusions, and the fixed elastic pieces are respectively bent downwards on the two sides of the base to cover the main body The side plates on both sides are provided with fixing holes corresponding to the protrusions. 3 . The electrical connector according to claim 1 , wherein a plurality of abutting portions protrude from the surface of the base of the fixing elastic piece, and the abutting portions correspond to the lower part of the pressing portion. 4 . 4 . The electrical connector according to claim 1 , wherein a buckle hole is formed on a surface of the fastening portion of the fixed elastic piece, and a slope is formed at a front end of the fastening portion. 5 . 5 . The electrical connector according to claim 1 , wherein the fastening portion of the fixed elastic piece is suspended above the fitting groove of the main body. 6 . 6. The electrical connector according to claim 1, characterized in that: one side of the socket panel has an accommodating groove for accommodating the front end of the body, and above the accommodating groove is provided a fitting for inserting into the fitting groove of the body. card department. 7. The electrical connector according to claim 6, wherein a buckle block is provided on the surface of the engaging part, and the buckle hole of the buckle part is engaged and positioned on the buckle block, and is aligned with the buckle block. A guide slope is formed on the side. 8 . The electrical connector according to claim 1 , wherein the turning arc of the turning portion of the fixing elastic piece is larger than the turning arc of the pressing portion. 9 . The electrical connector according to claim 1 , wherein the left and right sides of the turning portion of the fixing elastic piece are respectively provided with slots. 10 . 10. The electrical connector according to claim 1, characterized in that: the left side and the right side of the base of the fixed elastic piece respectively extend upwards with stoppers that are higher than the pressing part, and the stoppers isolate the wires directly against Press the pressing part.

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