CN211655130U - Connector structure - Google Patents

Abstract

The utility model discloses a connector structure, which comprises an insulating carrier, a plurality of limiting grooves and at least one fixing hole, wherein the fixing hole penetrates through the insulating carrier from top to bottom; a plurality of terminals respectively installed in the plurality of limiting grooves; a circuit board electrically connected to the plurality of terminals; and the fixed terminal is provided with a fixed end which is compatible with the fixed hole and can be fastened in the fixed hole, and one end of the fixed terminal is connected with the fixed end, and the other end of the fixed terminal penetrates through the connecting end of the fixed hole and is electrically connected with the circuit board, so that the connection relation between the integral connector and the circuit board is strengthened, and the connector can be further helped to finish grounding and noise interference suppression.

Description

connector construction

technical field

The utility model relates to a connector, in particular to a USB electrical connector structure which can provide electrical connection and signal communication of different devices or devices.

Background technique

An electrical connector is an electronic component, which is widely used in various electronic products. Through the electrical connection of the electrical connector in the equipment or device, it helps to transmit and communicate with each other.

Since USB is frequently plugged and unplugged between devices, it is necessary to strengthen its internal connection structure in order to maintain the stability of data transmission. For example, the USB connector disclosed in the Patent No. M444655 of Taiwan Announcement is to strengthen the connection relationship between the several terminals and its internal circuit board, using two fixed terminals arranged on both sides of the insulating carrier to make the connection relationship between the mechanisms more convenient. It is stable, and the problem of damage to the mechanism caused by frequent plugging and unplugging times is improved. However, the fixed terminals designed in this patent are passed through the two long sides of the insulating carrier, and the installation path is obviously too long, which makes the quality of the assembly easily hindered; The manufacturing process is simplified, but it is still necessary to consider the positioning of the fixed terminals in the mold, whether they can withstand the impact of the insulating material, resulting in deformation, dislocation, etc., and the manufacturing cost is relatively high.

Utility model content

The utility model provides a USB (Universal Serial Bus) universal serial bus connector. The connector mainly includes an insulating carrier, a plurality of terminals installed on the insulating carrier, and an electrical connection with the plurality of terminals. The circuit board that is connected to the device is connected to the interface circuit connected to the device through the several terminals to complete the data transmission.

The utility model provides a more novel connector structure than the prior art. The concrete structure includes an insulating carrier, which has several limiting grooves and at least one fixing hole, and the fixing hole penetrates the insulating carrier from top to bottom. ; a plurality of terminals, respectively installed in the plurality of limit slots; a circuit board, electrically connected with the plurality of terminals; and at least one fixed terminal, the fixed terminal has a compatible with the fixing hole and can be fastened to the The fixing end in the fixing hole, and one end is connected to the fixing end, and the other end penetrates the connecting end of the fixing hole and is electrically connected to the circuit board, so as to strengthen the connection between the integral connector and the circuit board, and further It can help the connector to complete the grounding and suppress the interference of noise, which is the main purpose of the present invention.

As one of the preferred solutions, the connecting end of the fixed terminal bends a connecting plate toward the outside of the connector, and the connecting plate is electrically connected with the circuit board to increase the contact area and strengthen the connection relationship.

As one of the preferred solutions, one side of the fixing hole penetrates an assembly hole with a diameter smaller than the fixing hole toward the outside of the insulating carrier, so that the connecting plate falls into the assembly hole to facilitate the installation of the fixed terminal.

As for other detailed structures of the present invention and the excellent effects produced, please refer to the following embodiments for detailed description.

Description of drawings

FIG. 1 is a three-dimensional appearance view of the first embodiment of the present invention.

FIG. 2 is an exploded view of the structure of the first embodiment of the present invention.

FIG. 3 is a diagram showing the connection relationship between the first embodiment of the present invention and the circuit board.

4 is a partial enlarged view of the connection state between the fixed terminal and the circuit board according to the first embodiment of the present invention.

FIG. 5 is a perspective appearance view of the second embodiment of the present invention.

FIG. 6 is a connection state diagram of the fixed terminal and the circuit board according to the second embodiment of the present invention.

Description of symbols in the attached drawings:

1 connector; 10 insulating carrier; 100 limit slot; 101, 101A fixing hole; 1010 assembly hole; 11 terminal; 110 elastic terminal; 1100 first conductive end; 1101 elastic contact end; 111 flat terminal; 1111 plate contact end; 12, 12A fixed terminal; 120, 120A fixed end; 121, 121A connection end; 1210 connection board; 13 circuit board; 130 grounding end.

Detailed ways

The “upper” and “lower” directions referred to in the following description and the scope of the patent application are based on the use state of the connector 1 shown in FIG. The center of the connector 1 is "in", and the outside of the connector 1 is "out".

1 to 4 show the first embodiment of the present invention. The connector 1 of the present invention mainly includes an insulating carrier 10, a plurality of terminals 11 mounted on the insulating carrier 10, at least one fixed terminal 12, and an external circuit board 13 for signal transmission. In the embodiment disclosed in the present invention, the number of the fixed terminals 12 is two, which are evenly distributed and assembled on both sides of the insulating carrier 10 .

The insulating carrier 10 is provided with a number of limiting slots 100 corresponding to the same number of the terminals 11, so as to provide the terminals 11 to be installed therein respectively; The fixing holes 101 with the same number of terminals 12 penetrate through the insulating carrier 10 from top to bottom to cooperate with the installation of the fixing terminals 12 .

The plurality of terminals 11 include a set of elastic terminals 110 and a set of flat terminals 111. The elastic terminals 110 have a first conducting end 1100 protruding from the outside of the insulating carrier 10, and a first conducting end 1100 remote from the first conducting end 1100. The elastic contact end 1101 of the connector falls on the insulating carrier 10, and the first conducting end 1100 is electrically connected to the circuit board 13 outside the connector 1, usually by welding, and the elastic contact end 1101 is used for Docking with the interface of the corresponding connector (not shown). The flat terminal 111 has a second conducting end 1110 protruding from the outside of the insulating carrier 10, and a flat contact end 1111 away from the second conducting end 1110 and falling on the insulating carrier 10. The second conducting end 1110 is in the same direction as the first conducting end 1100, and is electrically connected to the circuit board 13 outside the connector 1. The plate contact end 1111 is used for docking with the interface of the corresponding connector (not shown in the figure).

The installation position of the fixing terminal 12 is preferably away from the first conducting end 1100 and the second conducting end 1110 of the plurality of terminals 11 , which has a fixing hole 101 compatible with and can be fastened to the fixing hole 101 The fixed end 120 in the fuselage, and one end is connected to the fixed end 120, and the other end penetrates the connecting end 121 of the fixing hole 101. In the first embodiment disclosed in the present invention, the fixed end 120 is connected with The size of the fixing hole 101 is comparable and is pressed into the fixing hole 101, and the fixing terminal 12 is installed and fixed on the insulating carrier 10 through the simplest structure and assembly relationship; It is connected to the circuit board 13 through the fixing hole 101. As shown in FIG. 4, it is connected to the predetermined grounding terminal 130 on the circuit board 13 by welding, which can not only strengthen the connection between the integral connector 1 and the circuit board 13. , it can also help connector 1 complete grounding to suppress noise interference.

Please refer to the second embodiment of the present invention shown in FIG. 5 and FIG. 6 at the same time. The difference between this embodiment and the first embodiment is the structural design of the fixed terminal 12, and the rest of the insulating carrier 10 is installed in the The terminals 11 on the insulating carrier 10 and the circuit board 13 are the same as those in the first embodiment, and will not be described again, and the following descriptions also use the same component numbers as in the first embodiment.

In the second embodiment, the fixing terminal 12A has a fixing end 120A which is compatible with the fixing hole 101A and can be fastened in the fixing hole 101A, and one end is connected to the fixing end 120A, and the other end penetrates the fixing end 120A. The connection end 121A of the fixing hole 101A, the fixing end 120A is pressed into the fixing hole 101A with its size corresponding to the fixing hole 101A, and the fixing terminal 12A is installed and fixed in the fixing hole 101A through the simplest structure and assembly relationship. On the insulating carrier 10; as for the connecting end 121A, it passes through the fixing hole 101A, and a connecting plate 1210 is bent at the end of the connecting end 121A toward the outside of the connector 1 and connected to the circuit board 13, such as As shown in FIG. 6 , the connecting plate 1210 is connected to the predetermined ground terminal 130 on the circuit board 13 by surface welding, so that the connection between the integral connector 1 and the circuit board 13 can be strengthened, and the connection can be facilitated. Device 1 completes grounding to suppress noise interference. Wherein, in order to match the design of the connecting plate 1210, an assembly hole 1010 with a diameter smaller than the fixing hole 101A is passed through one side of the fixing hole 101A toward the outside of the insulating carrier 10, so that the connecting plate 1210 is placed in the assembly hole 1010 This facilitates the assembly of the fixed terminal 12A and the connection with the circuit board 13 .

From the above description, it can be found that through the fixed terminal structure design of the present invention, the connection relationship between the overall connector 1 and the circuit board 13 can also be strengthened, and it can also help the connector 1 to complete the use of grounding to suppress noise interference. Compared with the prior art, it also has the production advantages of convenient assembly and reduced manufacturing cost.

The embodiment disclosed in the present invention is only one of the preferred solutions, and is not intended to limit the content of the present invention. Any equivalent designs made by some known means should still be included in the attached Covered by the scope of the patent.

Claims (7)

1. A connector arrangement, comprising:

the insulating carrier is provided with a plurality of limiting grooves and at least one fixing hole, and the fixing hole penetrates through the insulating carrier from top to bottom;

a plurality of terminals respectively installed in the plurality of limiting grooves;

a circuit board electrically connected to the plurality of terminals; and

at least one fixed terminal, which has a fixed end compatible with the fixed hole and fastened in the fixed hole, and a connecting end with one end connected with the fixed end and the other end penetrating through the fixed hole and electrically connected with the circuit board.

2. The connector structure of claim 1, wherein the connection end of the fixed terminal is bent toward the outside of the connector by a plate, the plate being electrically connected to the circuit board.

3. The connector structure of claim 2, wherein one side of the fixing hole is penetrated toward the outside of the insulating carrier by an assembling hole having a smaller diameter than the fixing hole so that the tab is dropped into the assembling hole.

4. The connector structure according to any one of claims 1 to 3, wherein the plurality of terminals includes a set of flexible terminals and a set of flat terminals, the flexible terminals have a first conductive end extending outside the insulative carrier and connected to the circuit board, and a flexible contact end away from the first conductive end is mated with the interface of the corresponding connector; the flat terminal has a second conduction end extending out of the insulating carrier and connected with the circuit board, and a flat contact end far away from the second conduction end is butted with an interface of a corresponding connector.

5. The connector structure according to any one of claims 1 to 3, wherein the connection end of the fixed terminal is electrically connected to a ground end of the circuit board.

6. The connector structure according to any one of claims 1 to 3, wherein the at least one fixing hole is disposed adjacent to an outer edge of the insulating carrier.

7. The connector structure of claim 4, wherein the number of the fixed terminals is two, and two fixed terminals are disposed on two opposite sides away from the first conductive end and the second conductive end of the plurality of terminals.

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