CN201122680Y - Electrical connector for computer input device - Google Patents

Abstract

The utility model relates to an electrical connection device of computer input device, be the recess that forms several interval arrangement on an insulating base, each recess is embedded to be equipped with a conducting strip, each conducting strip one end bending type becomes a contact site, the other end extends to a foot, this insulating base can locate on this computer input device's a drain pan, when this computer input device's a printed circuit board module was installed on this drain pan, the contact site of this conducting strip was oppressed by this printed circuit board module and in close contact with, this computer input device's a signal cable is then can be connected to the foot, reach the mesh of electric contact and conducting circuit, the utility model discloses part is with low costs, the equipment side alright save when assembling, can with the leading-in production automation of this computer input device's drain pan.

Description

Electrical connection devices for computer input devices

technical field

The utility model relates to an electrical connection device, in particular to an electrical connection device of a computer input device, which can quickly connect a printed circuit board module and a wire.

Background technique

The computer input device is an indispensable computer peripheral equipment. Taking the mouse as an example, it mainly includes a bottom case, a printed circuit board module and a signal cable (Cable). The printed circuit board module (PCBA) is installed It is arranged on the bottom shell and has a plurality of signal contacts formed on the surface, and the end of the signal cable (Cable) is provided with several connection terminals, and each connection terminal is combined and welded with the signal contacts of the printed circuit board module (PCBA), so that The signal cable (Cable) is fixed on the printed circuit board module (PCBA) and is electrically connected to it. However, during the soldering process, it is easily affected by solder and high temperature, which may cause problems such as deformation, skew, and floating height. In the post-soldering operation of printed circuit board modules (PCBA) that need to be positioned by fixtures, poor positioning may occur due to the precision of fixtures or operator negligence, which will affect product functions, and rework of defective products after the event Increase costs even more.

Therefore, in the assembly process of the existing computer input device, it is necessary to further improve the way it is used to combine the printed circuit board module (PCBA) and the signal cable (Cable).

Utility model content

The purpose of the utility model is to provide an electrical connection device for a computer input device, which is easy to assemble, saves man-hours, and can be further introduced into automatic production.

In order to achieve the above object, the technical solution of the utility model is: an electrical connection device for a computer input device, comprising:

an insulating base having several grooves arranged at intervals;

Several conductive sheets, each conductive sheet is respectively embedded in the groove, one end of the conductive sheet protrudes above the insulating base for electrical contact with a printed circuit board of the computer input device, and the other end of the conductive sheet protrudes In front of the insulating base, it is used for electrical connection with a signal cable of the computer input device.

The aforesaid conductive sheet can be integrally and segmentally bent and formed to have a fitting portion, a contact portion and a pin portion. The upper end is extended and bent upwards to protrude above the insulating base, and the pin part of the conductive piece extends from the lower end of the fitting part to the front of the insulating base and is located under the contact part.

The electrical connection device is applied to a computer input device. The computer input device includes a bottom case, a printed circuit board module and a signal cable. The aforementioned insulating base is fixed on the bottom case. When the printed circuit board module When installed on the bottom case, the contact portion of the aforementioned conductive sheet is pressed by the printed circuit board module to make close contact, and the signal cable is welded to the pin portion of the conductive sheet to achieve electrical contact and conduction of the circuit. Purpose.

After implementing above-mentioned technical scheme, the concrete benefit that the utility model can obtain is:

1. The design of this utility model can be introduced into automatic production, and the combination operation with the aforementioned bottom shell can be carried out by using automatic facilities, so the production efficiency can be greatly improved.

2. The utility model uses the elasticity of the conductive sheet made of metal material itself, so that each signal contact point of the printed circuit board module can be in close contact with each conductive sheet to achieve the purpose of combining and conducting the circuit. Therefore, the circuit board module The signal contact can have a larger size tolerance range to reduce the defective rate.

Description of drawings

Fig. 1 is a perspective view of the appearance of the utility model.

FIG. 2 is a three-dimensional exploded view of the present invention implemented in a computer input device.

Fig. 3 is a partial cross-sectional view of the utility model in an implementation state.

Fig. 4 is a three-dimensional schematic view of the utility model in an implementation state.

[Description of main component symbols]

1 electrical connection device

10 insulating base 11 groove

20 conductive sheet 21 fitting part

22 contact part 23 pin part

30 Bottom shell 31 Positioning slot

40 brush circuit board module

50 shell

Detailed ways

Please refer to shown in Figure 1, which is a perspective view of a preferred embodiment of the present invention, the electrical connection device 1 of the computer input device includes:

An insulating base 10 has several grooves 11, and each groove 11 is arranged at intervals;

A plurality of conductive sheets 20, each conductive sheet 20 is integrally formed by segmental bending and has a fitting portion 2

1. A contact portion 22 and a pin portion 23, the fitting portion 21 is slightly U-shaped and respectively arranged in the groove 11 of the insulating base 10, the contact portion 22 extends upward from the upper end of the fitting portion 21 Bending and protruding above the insulating base 10 , the leg portion 23 extends from the lower end of the fitting portion 21 to the front of the insulating base 10 and is located below the contact portion 22 .

Please refer to FIG. 2 , which is a three-dimensional exploded view of the utility model applied to a computer input device. The computer input device takes a mouse as an example and includes a bottom case 30, a printed circuit board module 40 and an upper case 50. Wherein, the bottom case 30 is formed with a positioning groove 31, the insulating base 10 of the electrical connection device 1 of the present invention can be snapped in the positioning groove 31, and the printed circuit board module 40 is corresponding to the electrical connection device 1. It is fixed on the bottom shell 30 .

As shown in FIG. 3 , several signal contacts 41 are formed on the bottom surface of the printed circuit board module 40, and the signal contacts 41 can correspond to the contact portions 22 of each conductive sheet 20. Since the electrical connection device 1 is arranged on the printed circuit board module 40 Between the bottom case 30 and the contact portion 22 where the conductive sheet 20 protrudes from the insulating base 10 is pressed by the printed circuit board module 40, and the conductive sheet 20 itself is formed of metal material and has a slight elasticity. Therefore, the contact The portion 22 can be in close contact with the signal contact 41 .

Furthermore, as shown in FIG. 4 , because the insulating base 10 is positioned in the positioning groove 31, it forms a tightly combined structure with the printed circuit board module 40 above it, so the printed circuit board module 40 does not need to be welded. The pin part 23 of the electrical connection device 1 is electrically connected to a signal cable to conduct and transmit signals. The signal cable can be provided with a joint to connect with the pin part 23, or can be directly welded to the pin part 23. .

In summary, it can be seen that the electrical connection device of the computer input device of the present invention forms several grooves arranged at intervals on an insulating base, and a conductive sheet is embedded in each groove, and one end of each conductive sheet is bent It is shaped as a contact part, and the other end is extended as a pin part. The insulating base is arranged between a bottom case of the computer input device and a printed circuit board module. The contact part formed by bending the conductive sheet protrudes Above the insulating base, the contact portion is pressed by the printed circuit board module, and the pin portion can be used for soldering a signal cable of the computer input device. It should be noted that those who are familiar with the technology can know that the signal cable can be provided with a connector, and can be connected with the pin portion of the conductive plate. Alternatively, the signal cable can also be directly welded to the pin portion of the conductive sheet. Therefore, the electrical connection device can be in close contact with the printed circuit board module and conduct the circuit. Furthermore, the utility model and the bottom case of the computer input device can be introduced into production automation, and the cost of the parts is low. Easy assembly can save assembly man-hours.

Claims (6)

1. An electrical connection device of a computer input device, characterized in that the electrical connection device comprises: An insulating base, the insulating base has several grooves arranged at intervals; Several conductive sheets, each conductive sheet is respectively embedded in each groove, one end of the conductive sheet protrudes above the insulating base to electrically contact with a printed circuit board of the computer input device, the other end of the conductive sheet It protrudes from the front of the insulating base to be electrically connected with a signal cable of the computer input device. 2. The electrical connection device of the computer input device as claimed in claim 1, wherein each conductive sheet is integrally formed by segmental bending and has a fitting portion, a contact portion and a pin portion, and each conductive sheet The fitting parts are respectively arranged in the grooves of the insulating base. The contact parts of the conductive sheets are formed by extending upward from the upper end of the fitting parts and protruding above the insulating base. The pins of the conductive sheets are Extending from the lower end of the fitting portion to the front of the insulating base and located below the contact portion. 3 . The electrical connection device of a computer input device according to claim 1 , wherein the signal cable has a connector, and the connector is connected to the other end of the conductive sheet. 4 . 4. The electrical connection device of a computer input device according to claim 1, wherein the signal cable is welded to the other end of the conductive sheet. 5 . The electrical connection device of a computer input device as claimed in claim 2 , wherein the signal cable has a connector, and the connector is connected to the pin portion of the conductive sheet. 6 . 6 . The electrical connection device of a computer input device according to claim 2 , wherein the signal cable is welded to the pin portion of the conductive sheet.

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