TWI724482B - Probe module - Google Patents

Abstract

A probe module, which can be applied to a signal communicating device, includes a main body, a plurality of probes, a circuit board and an electrical connector. The probes are mounted on the main body. Each probe has a first end-part and a second end-part respectively formed at two ends thereof. The first end-parts of the probes are extended beyond the main body. The second end-parts of the probes are arranged in the main body. The circuit board is positioned on the main body. The second end-parts of the probes contact the circuit board, so that the probes are electrically connected to the circuit board. The electrical connector is positioned on the circuit board and exposed outside the main body. The electrical connector is electrically connected to the probes through the circuit board. The reliability of electrical connection is therefore enhanced.

Description

Probe module

The invention relates to a probe module, in particular to a probe module installed on a signal connection device and used for panel testing.

In the existing panel test method, an electrical connector must be provided on the panel, and the flexible flat cable connected to the signal device must be manually plugged into the electrical connector on the panel to connect the communication signal for the panel test. . However, this way of signal connection is prone to poor contact, so the reliability of the electrical connection is low.

The technical problem to be solved by the present invention is to provide a probe module for the shortcomings of the prior art, which can improve the reliability of the electrical connection.

In order to solve the above technical problems, the present invention provides a probe module including: a body having a first surface and a second surface, the first surface and the second surface are respectively located on two opposite sides of the body ; A plurality of probes, the probes are arranged on the body, the probes are arranged at intervals, each of the two ends of the probe has a first end and a second end, the probes The first end of the probe protrudes from the first surface of the body, and the second end of the probes is located in the body; a circuit board, the circuit board is arranged in the body, and the circuit board partially protrudes from the body Outside the body, the circuit board is provided with a plurality of contacts, and the second ends of the probes respectively contact the contacts, so that the probes and the circuit board are electrically connected; and an electrical connector, the electrical connector The connector is arranged on the circuit board and located outside the body, and the electrical connector is electrically connected with the probes through the circuit board.

In order to solve the above technical problems, the present invention also provides a probe module, including: a body, the body is an insulator, the body has a first surface and a second surface, the first surface and the second surface respectively Located on two opposite sides of the body; a plurality of probes, the probes are arranged on the body, the probes are arranged at intervals, and the two ends of each probe respectively have a first end and a second end The first ends of the probes protrude from the first surface of the body, the second ends of the probes are located in the body, and the first and second ends of the probes are elastic ; A circuit board, the circuit board is arranged in the body, and the circuit board is partially extended out of the body, the circuit board is provided with a plurality of contacts, the second ends of the probes respectively contact the contacts , The probes are electrically connected to the circuit board; and an electrical connector, the electrical connector is arranged on the circuit board and located outside the body, the electrical connector passes through the circuit board and the probes Achieve electrical connection.

In order to solve the above technical problem, the present invention also provides a probe module, including: a body having a first surface and a second surface, the first surface and the second surface are respectively located opposite to the body Two sides; a plurality of probes, the probes are arranged on the body, the probes are arranged at intervals, and the two ends of each probe respectively have a first end and a second end, the probes The first end of the needle protrudes from the first surface of the body, and the second ends of the probes are located in the body; a circuit board, the circuit board is arranged in the body, and the circuit board is provided with a plurality of connections Point, the second ends of the probes respectively contact the contacts, so that the probes are electrically connected to the circuit board; and A flexible flat cable, one end of the flexible flat cable is electrically connected to the circuit board, and the flexible flat cable is electrically connected with the probes through the circuit board.

The beneficial effect of the present invention is that the probe module of the present invention can be installed on a signal connection device for panel testing, and the probe module can be electrically connected through a circuit board, an electrical connector (or a flexible flat cable) Connected to the signal device, it is not easy to have poor contact, and the reliability of the electrical connection can be improved.

Furthermore, the elastic arrangement of the first end and the second end of the probe of the present invention can provide the elastic force of the first end and the second end to make the first end and the second end of the probe The end can provide a pre-compression function to have better contact.

In addition, the body of the present invention may include a first board, a second board, and a third board, which are stacked and connected to each other, so that the body forms a multi-layer structure to facilitate the installation of the probes and the circuit board, and The probes and the circuit board can be sandwiched between the first board body, the second board body and the third board body for stable positioning.

In order to further understand the features and technical content of the present invention, please refer to the following detailed description and drawings about the present invention. However, the provided drawings are only for reference and description, and are not used to limit the present invention.

The following are specific specific examples to illustrate the disclosed embodiments of the present invention, and those skilled in the art can understand the advantages and effects of the present invention from the content disclosed in this specification. The present invention can be implemented or applied through other different specific embodiments, and various details in this specification can also be based on different viewpoints and applications, and various modifications and changes can be made without departing from the concept of the present invention. In addition, the drawings of the present invention are merely schematic illustrations, and are not drawn according to actual size, and are stated in advance. The following embodiments will further describe the related technical content of the present invention in detail, but the disclosed content is not intended to limit the protection scope of the present invention.

[Example]

1 to 4, the present invention provides a probe module, the probe module can be installed on the signal connection device, used for panel testing, the probe module includes a body 1, a plurality of probes Pin 2, a circuit board 3 and an electrical connector 4.

The main body 1 is an insulator, which is made of insulating material, and the material is not limited. In this embodiment, the main body 1 is made of bakelite. The body 1 can be a multi-piece structure, that is, the body 1 can be a combined design to facilitate the installation of the probes 2 and the circuit board 3. In this embodiment, the main body 1 includes a first plate 11, a second plate 12, and a third plate 13, the first plate 11, the second plate 12, and the third plate 13 in sequence Stacking connection, that is, the second plate body 12 is arranged between the first plate body 11 and the third plate body 13, and the first plate body 11, the second plate body 12 and the third plate body 13 are stacked and connected to each other, so that the body 1 Form a multilayer structure.

The main body 1 has a first surface 14 and a second surface 15. The first surface 14 and the second surface 15 are respectively located on two opposite sides of the main body 1. The first surface 14 may be provided on a side of the first board 11 away from the second board 12. The second surface 15 may be provided on a side of the third board 13 away from the second board 12. The second surface 15 can also be further stacked and connected to a fourth board 16 so as to be further connected to a fixing base 5 through the fourth board 16 so that the probe module can be installed in the signal connection through the fixing base 5 On the device.

The first plate body 11, the second plate body 12, the third plate body 13 and the fourth plate body 16 can be connected by screw locking or bonding. The connection method is not limited. For example, it can be connected to the first plate. The body 11, the second board 12, the third board 13 and the fourth board 16 are provided with corresponding perforations (the figure is omitted) for screw connection.

The probes 2 are made of a metal material with good conductivity, and the material of the probes 2 is not limited. The probes 2 are arranged on the body 1, the probes 2 are arranged at intervals, and the probes 2 can be arranged in one or more rows. Each probe 2 has a first end 21 and a second end 22 at both ends, and the first end 21 and the second end 22 have smaller outer diameters. The first ends 21 of the probes 2 protrude out of the body 1, that is, the first ends 21 of the probes 2 can protrude from the first surface 14 of the body 1 so as to contact the panel to be tested. The second end 22 of the probes 2 is located in the body 1, that is, the second end 22 of the probes 2 can extend between the second board 12 and the third board 13 so as to be connected to the circuit board. 3 Contact to achieve electrical connection.

Preferably, the probes 2 may be elastic probes, that is, at least one of the first end 21 and the second end 22 of the probes 2 has elasticity. Preferably, the probes 2 Both the first end 21 and the second end 22 of the needle 2 have elasticity, so as to provide pre-compression elasticity, so that the first end 21 and the second end 22 of the probes 2 can provide pre-compression function. Has better contact. The elastic structure of the probes 2 is not limited.

In this embodiment, the first board 11 is provided with a plurality of first mounting holes 111 (as shown in FIG. 4), and one end of the first mounting holes 111 is connected to a first opening 112. An opening 112 penetrates to the first surface 14, and the other end of the first mounting holes 111 penetrates to a surface of the first board 11 close to the second board 12. The second board 12 is provided with a plurality of second mounting holes 121. One end of the second mounting holes 121 is each connected to a second opening 122, which penetrates to the second board 12 away from the first board. On one side of the body 11, the other ends of the second mounting holes 121 penetrate to the side of the second board 12 that is close to the first board 11, and the first mounting holes 111 are respectively communicated with the second mounting holes 121 , So that the probes 2 can be respectively installed in the first mounting holes 111 and the second mounting holes 121, and the first ends 21 of the probes 2 can pass through the first The opening 112 extends out of the main body 1, and the second ends 22 of the probes 2 can respectively extend into the main body 1 through the second openings 122. The probes 2 can be firmly sandwiched and positioned between the first plate body 11 and the second plate body 12.

The circuit board 3 is arranged in the main body 1, and the circuit board 3 partially extends out of the main body 1. In this embodiment, the circuit board 3 is disposed between the second board 12 and the third board 13 of the main body 1, and the third board 13 is provided with a groove 131 on the side close to the second board 12. The circuit board 3 can be accommodated and positioned. The circuit board 3 is partially sandwiched between the second board 12 and the third board 13 of the main body 1, so that the circuit board 3 is partially located in the main body 1, and the circuit board 3 is provided with a plurality of contacts 31. The second end 22 of the needle 2 contacts the contacts 31 respectively, so that the probes 2 and the circuit board 3 are electrically connected. The circuit board 3 protrudes from one side of the second board body 12 and one side of the third board body 13 to be located outside the body 1.

The electrical connector 4 is arranged on the circuit board 3 and is located outside the body 1. The electrical connector 4 is electrically connected to the probes 2 through the circuit board 3, that is, the electrical connector 4 can penetrate the circuit board 3 The circuit (not shown in the figure) and the probes 2 are electrically connected. The electrical connector 4 can be plugged into a signal line (such as a flexible flat cable), so that the probe module can be electrically connected to a signal device through the signal line.

In addition, as shown in FIG. 5, in this embodiment, the probe 2 has a cylinder 23. The first end 21 and the second end 22 are arranged in the cylinder 23 near the two ends. The first end 21 and the second end 22 can respectively extend out of the two ends of the cylinder 23. A spring 24 is arranged in the cylinder 23, and the two ends of the spring 24 respectively abut against the first end 21 and the second end 22, so that the first end 21 and the second end 22 are elastically arranged on the probe 2 , So as to provide the elastic force of the first end 21 and the second end 22 for pre-compression, so that the first end 21 and the second end 22 of the probes 2 can provide the pre-compression function. However, the structure of the probe 2 of the present invention is not limited, and can be various existing probe structures.

Please refer to FIG. 6, the probe module of the present invention can be installed on a signal connecting device 100 for panel testing, that is, the signal connecting device 100 can be used to drive the probe module to move to make the probe The needle module can contact the contacts of the panel, so that the probe module and the panel can be electrically connected, so that the panel can be tested, for example, AOI (Automatic Optical Inspection) and other tests can be performed.

In addition, referring to FIG. 7, the electrical connector 4 in the above-mentioned embodiment of the present invention can also be replaced by a flexible flat cable 6. One end of the flexible flat cable 6 is electrically connected to the circuit board 3, and the flexible flat cable 6 passes through the circuit The board 3 and the probes 2 are electrically connected, so that the probe module can be electrically connected to the signal device through the flexible flat cable 6.

[Beneficial effects of the embodiment]

The beneficial effect of the present invention is that the probe module of the present invention can be installed on a signal connection device for panel testing. The probe module includes a body, a plurality of probes, a circuit board, and an electrical connection. The probes are arranged on the body, the first ends of the probes extend out of the body, and the second ends of the probes are located in the body. The circuit board is arranged in the body, and the circuit board partially extends out of the body, and the second ends of the probes contact the circuit board, so that the probes and the circuit board are electrically connected. The electrical connector is arranged on the circuit board and located outside the body. The electrical connector is electrically connected to the probes through the circuit board. The signal line of the signal device can be plugged into the electrical connector so that the probe module can pass through The circuit board and the electrical connector are electrically connected to the signal device, so that poor contact is not easy to occur, and the reliability of the electrical connection can be improved.

Furthermore, the elastic arrangement of the first end and the second end of the probe of the present invention can provide the elastic force of the first end and the second end to make the first end and the second end of the probe The end can provide a pre-compression function to have better contact.

In addition, the body of the present invention may further include a first board, a second board, and a third board, which are stacked and connected to each other, so that the body forms a multi-layer structure to facilitate the installation of the probes and the circuit board. And the probes and circuit boards can be sandwiched between the first board body, the second board body and the third board body for stable positioning.

The content disclosed above is only the preferred and feasible embodiments of the present invention, and does not limit the scope of the patent application of the present invention. Therefore, all equivalent technical changes made using the description and schematic content of the present invention are included in the application of the present invention. Within the scope of the patent.

1 body 11 first board body 111 first mounting hole 112 first opening 12 second board body 121 second mounting hole 122 second opening 13 third board 131 groove 14 first surface 15 second surface 16 fourth board 2 Probe 21 first end 22 second end 23 cylinder 24 spring 3 Circuit board 31 contacts 4 Electrical connector 5 Fixing seat 6 Flexible flat cable 100 signal connection device

Figure 1 is a perspective view of the probe module of the present invention.

Figure 2 is a three-dimensional exploded view of the probe module of the present invention.

Fig. 3 is a cross-sectional view taken along line III-III of Fig. 1.

Fig. 4 is a sectional view taken along the line IV-IV in Fig. 1.

Figure 5 is a cross-sectional view of the probe of the present invention.

FIG. 6 is a schematic diagram of the probe module of the present invention installed in the signal connection device.

FIG. 7 is a perspective view of another embodiment of the probe module of the present invention.

1 body 11 first board body 12 second board body 13 third board 14 first surface 16 fourth board 2 Probe 21 first end 3 Circuit board 4 Electrical connector 5 Fixing seat

Claims (8)

A probe module includes: a body having a first surface and a second surface, the first surface and the second surface are respectively located on two opposite sides of the body; a plurality of probes, the probes Are arranged on the body, the probes are arranged at intervals, each of the probes has a first end and a second end at both ends, and the first ends of the probes extend out of the body On the first surface, the second ends of the probes are located in the body; a circuit board, the circuit board is arranged in the body, and the circuit board partially extends out of the body, the circuit board is provided with a plurality of connections Point, the second ends of the probes respectively contact the contacts, so that the probes are electrically connected to the circuit board; and an electrical connector, the electrical connector is disposed on the circuit board and is located Outside of the main body, the electrical connector is electrically connected to the probes through the circuit board; wherein the main body includes a first board body, a second board body, and a third board body, and the second board body is provided Between the first plate body and the third plate body, the first plate body, the second plate body and the third plate body are stacked and connected to each other, and the first surface is provided on the first plate body away from the One side of the second plate body, the second surface is provided on the side of the third plate body away from the second plate body, and the second ends of the probes extend to the second plate body and the third plate body And the circuit board is arranged between the second board and the third board; the third board is provided with a groove on the side close to the second board for accommodating and positioning the circuit board so that The circuit board part is located in the body, and the circuit board part protrudes from one side of the second board body and one side of the third board body. The probe module according to claim 1, wherein the body is an insulator. The probe module according to claim 1, wherein the first board body is provided with a plurality of first mounting holes, and one end of the first mounting holes is each connected to a first opening, and the The first opening penetrates to the first surface, the other end of the first mounting holes penetrates to the side of the first plate body close to the second plate body, the second plate body is provided with a plurality of second mounting holes, the One ends of the second mounting holes are respectively connected to a second opening, the second opening penetrates to a side of the second board away from the first board, and the other end of the second mounting holes penetrates to the second board On the side of the body close to the first board body, the first mounting holes are respectively communicated with the second mounting holes, and the probes are respectively mounted on the communicating first mounting holes and the second mounting holes In the hole, the first ends of the probes respectively extend out of the body through the first openings, and the second ends of the probes respectively extend into the body through the second openings. The probe module according to claim 1, wherein the body is installed on a signal connection device through a fixing base. The probe module according to claim 1, wherein the probes are elastic probes, and at least one of the first end and the second end of the probes is elastic. The probe module according to claim 1, wherein each of the probes has a cylinder, the first end and the second end are disposed in the cylinder near two ends, and the first end And the second end can respectively extend out of both ends of the cylinder. A spring is arranged in the cylinder. The two ends of the spring abut against the first end and the second end respectively, so that the first end And the second end is elastically arranged on the probe, and can provide the elastic force for pre-compression of the first end and the second end. A probe module includes: a body, the body is an insulator, the body has a first surface and a second surface, the first surface and the second surface are respectively located on two opposite sides of the body; a plurality of probes , The probes are arranged on the body, the probes are arranged at intervals, each of the probes has a first end and a second end at both ends, and the first ends of the probes Extending from the first surface of the body, the second ends of the probes are located in the body, and the first and second ends of the probes are elastic; A circuit board, the circuit board is arranged in the body, and the circuit part extends out of the body, the circuit board is provided with a plurality of contacts, and the second ends of the probes respectively contact the contacts to make The probes are electrically connected to the circuit board; and an electrical connector is arranged on the circuit board and located outside the body, and the electrical connector is electrically connected to the probes through the circuit board. Sexual connection; wherein the body includes a first plate, a second plate and a third plate, the second plate is disposed between the first plate and the third plate, the first plate Body, the second plate body, and the third plate body are stacked and connected to each other, the first surface is provided on a side of the first plate body away from the second plate body, and the second surface is provided on the third plate body On the side away from the second board, the second ends of the probes extend between the second board and the third board, and the circuit board is disposed on the second board and the third board The third board is provided with a groove on the side close to the second board for accommodating and positioning the circuit board, so that the circuit board is partly located in the body, and the circuit board partly extends out of the second One side of the board and one side of the third board. A probe module includes: a body having a first surface and a second surface, the first surface and the second surface are respectively located on two opposite sides of the body; a plurality of probes, the probes Are arranged on the body, the probes are arranged at intervals, each of the probes has a first end and a second end at both ends, and the first ends of the probes extend out of the body On the first surface, the second ends of the probes are located in the body; a circuit board, the circuit board is arranged in the body, the circuit board is provided with a plurality of contacts, and the second ends of the probes Do not touch the contacts, so that the probes are electrically connected to the circuit board; and a flexible flat cable, one end of the flexible flat cable is electrically connected to the circuit board, the flexible flat cable passes through the circuit board and These probes are electrically connected; The body includes a first plate, a second plate, and a third plate. The second plate is disposed between the first plate and the third plate. The first plate, the The second plate body and the third plate body are stacked and connected to each other, the first surface is provided on the side of the first plate body away from the second plate body, and the second surface is provided on the third plate body away from the first plate body. On one side of the two board bodies, the second ends of the probes extend between the second board body and the third board body, and the circuit board is arranged between the second board body and the third board body ; The third board is close to the second board with a groove for receiving and positioning the circuit board, so that the circuit board is partly located in the body, and the circuit board part extends out of the second board One side and one side of the third board.

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