CN203930726U - Contact panel module - Google Patents

Abstract

The utility model provides a touch panel module, which comprises a substrate, a first sensing unit, a second sensing unit, an overlapping portion and a connecting portion. The substrate has light transmission and is divided into a visible area and a non-visible area. The first sensing unit is disposed on the visible area of the substrate and includes at least one first electrode capable of generating touch sensing signals. The location of the second sensing unit corresponds to the non-visible area, and includes at least one first sub-electrode capable of generating a touch sensing signal. The setting position of the overlapping portion corresponds to the non-visible area, and includes at least one first contact point and at least one first wire. The first wire is connected to the first electrode and the first contact, so that the two form an electrical connection. The connection part is arranged at a position corresponding to the non-visible area, and includes at least one first sub-conductor, and the first sub-conductor is used to form an electrical connection between the first electrode and the first sub-electrode. The touch panel module provided by the utility model can improve the flexibility of circuit configuration and help reduce the size of the touch panel module of the device.

Description

Touch Panel Module

technical field

The utility model relates to a touch panel module, in particular to an internal circuit configuration

Configure the touch panel module for optimized design.

Background technique

Currently common touch screens, such as Patent No. TW I380071, include components such as a liquid crystal module (LCM for short), a touch panel module (TPM for short), and the like. Among them, the touch panel module is usually electrically connected to a flexible printed circuit (FPC) and connected to an external control circuit through the flexible printed circuit for transmission of touch signals and correlation. control. Based on the current circuit design of the touch panel module and the flexible circuit board, the touch panel module will be provided with a plurality of metal contacts corresponding to its touch electrodes (such as ITO electrodes), and each metal contact is used for touch control. The electrodes are connected to each other through metal wires in a one-to-one manner. In addition, a corresponding number of metal contacts are arranged on the flexible circuit board, and the metal contacts of the flexible circuit board are connected with the metal contacts of the touch panel module to perform touch signal transmission and control procedures.

However, according to the metal contacts and related circuit configurations of existing touch screens, each touch electrode must be provided with a dedicated set of wires and metal contacts to export its touch signals, but this design will lead to the loss of the wires and metal contacts. Occupying too much area is not conducive to the volume reduction of the touch panel module and the flexible circuit board, and will limit the adjustment flexibility of the circuit configuration.

Utility model content

Therefore, the purpose of the present invention is to provide a touch panel module [improving the prior art] which can increase the flexibility of circuit configuration and help reduce the size of the device.

Therefore, the touch panel module of the present invention includes a substrate, a first sensing unit, at least a second sensing unit, an overlapping portion and a connecting portion. The substrate has light transmission and is divided into a visible area and a non-visible area adjacent to the visible area. The first sensing unit has light transmittance, is arranged on the visible area of the substrate, and includes at least one first electrode capable of generating a touch sensing signal. The location of the second sensing unit corresponds to the non-visible area of the substrate, and includes at least one first sub-electrode capable of generating a touch sensing signal. The setting position of the overlapping portion corresponds to the non-visible area of the substrate, and includes at least one first contact point and at least one first wire. Two ends of the first wire are respectively connected to the first electrode and the first contact, so that the first electrode and the first contact are electrically connected. The connection part is arranged at a location corresponding to the non-visible area of the substrate, and includes at least one first sub-conductor for electrically connecting the first electrode and the first sub-electrode.

In an embodiment, two ends of the first sub-wire are respectively connected to the first contact and the first sub-electrode.

In an embodiment, the first wire extends between the first electrode and the first sub-electrode; the first sub-wire is electrically insulated across the first wire, and its two ends are respectively connected to the The first electrode and the first sub-electrode. Preferably, the connection part further includes at least one first insulating layer, the first insulating layer is arranged at the overlap between the first wire and the first sub-wire, and sandwiched between the first wire and the first sub-wire. between the wires.

In an embodiment, the number of the first electrodes is multiple, and the overlapping portion includes a plurality of first contacts and a plurality of first wires, and the two ends of the first wires are respectively connected to the first electrodes with such first points of contact. Wherein, one end of the first sub-wire is connected to the first sub-electrode, and electrically insulated across at least part of the first wires, and the other end is connected to one of the first electrodes or one of the first wires . Preferably, the connecting portion further includes a plurality of first insulating layers, and the first insulating layers are respectively arranged at the overlapping positions of the first conductors and the first sub-conductors, and are sandwiched between the first conductors and the first sub-conductor.

In one embodiment, the touch panel module further includes a shielding layer with light-shielding properties, the shielding layer is arranged on the non-visible area of the substrate, and provides the second sensing unit, the overlapping portion and the The connection part is arranged on it. Preferably, the shielding layer is also recessed to form at least one hollow pattern part, and the position of the hollow pattern part corresponds to the second sensing unit.

In an embodiment, the first electrode of the first sensing unit extends along a first direction, and the first sensing unit further includes at least one second electrode extending along a second direction and capable of generating a touch sensing signal. An electrode, the second electrode intersects with the first electrode and is electrically insulated from each other. In addition, the first sub-electrode of the second sensing unit extends along the first direction, and the second sensing unit further includes at least one second sub-electrode extending along the second direction and capable of generating a touch sensing signal. The second sub-electrode intersects with the first sub-electrode and is insulated from each other. Moreover, the overlapping part further includes at least one second contact point, at least one third contact point and at least one second wire, and the two ends of the second wire are respectively connected to the second electrode and the second contact point, so that the second electrode and the second wire The second contact forms an electrical connection. The connection portion further includes at least one second sub-wire, and the two ends of the second sub-wire are respectively connected to the third contact and the second sub-electrode, so that the third contact and the second sub-electrode are electrically connected.

In an embodiment, the number of the first electrodes is multiple and extends along a first direction, and the first sensing unit further includes a plurality of second electrodes extending along a second direction, and the second electrodes It intersects with the first electrodes and is electrically insulated from each other. The first sub-electrode of the second sensing unit extends along the first direction, and the second sensing unit further includes at least one second sub-electrode extending along the second direction and capable of generating a touch sensing signal, the second The sub-electrodes intersect with the first sub-electrodes and are insulated from each other. The overlapping portion includes a plurality of first contacts, a plurality of second contacts, at least one third contact, a plurality of first wires and a plurality of second wires, and the two ends of the first wires are respectively connected to the first electrodes and the first contacts, so that the first electrodes and the first contacts are respectively electrically connected; the two ends of the second wires are respectively connected to the second electrodes and the second contacts, so that The second electrodes are electrically connected to the second contacts; one end of the first sub-wire is connected to the first sub-electrode, and electrically insulated across at least part of the first wires and/or at least part The second wires are connected to one of the first electrodes or one of the first wires by their other ends. In addition, the connecting portion further includes at least one second sub-conductor, the two ends of the second sub-conductor are respectively connected to the third contact and the second sub-electrode, so that the third contact and the second sub-electrode are electrically connected. .

The effect of the utility model is that the touch panel module can provide flexible line configurations for the conduction of the touch sensing signals of the first sensing unit and the second sensing unit by means of different configurations of the overlapping portion and the connecting portion , and can effectively reduce the configuration area of the conductive structure, and contribute to the volume reduction of the touch panel module.

In an embodiment, the first electrode of the first sensing unit extends along a first direction, and the first sensing unit further includes at least one second electrode extending along a second direction and capable of generating a touch sensing signal. An electrode, the second electrode intersects with the first electrode and is electrically insulated from each other. In addition, the first sub-electrode of the second sensing unit extends along the first direction, and the second sensing unit further includes at least one second sub-electrode extending along the second direction and capable of generating a touch sensing signal. The second sub-electrode intersects with the first sub-electrode and is insulated from each other. Moreover, the overlapping part further includes at least one second contact point, at least one third contact point and at least one second wire, and the two ends of the second wire are respectively connected to the second electrode and the second contact point, so that the second electrode and the second wire The second contact forms an electrical connection. The connection portion further includes at least one second sub-wire, and the two ends of the second sub-wire are respectively connected to the third contact and the second sub-electrode, so that the third contact and the second sub-electrode are electrically connected.

In an embodiment, the number of the first electrodes is multiple and extends along a first direction, and the first sensing unit further includes a plurality of second electrodes extending along a second direction, and the second electrodes It intersects with the first electrodes and is electrically insulated from each other. The first sub-electrode of the second sensing unit extends along the first direction, and the second sensing unit further includes at least one second sub-electrode extending along the second direction and capable of generating a touch sensing signal, the second The sub-electrodes intersect with the first sub-electrodes and are insulated from each other. The overlapping portion includes a plurality of first contacts, a plurality of second contacts, at least one third contact, a plurality of first wires and a plurality of second wires, and the two ends of the first wires are respectively connected to the first electrodes and the first contacts, so that the first electrodes and the first contacts are respectively electrically connected; the two ends of the second wires are respectively connected to the second electrodes and the second contacts, so that The second electrodes are electrically connected to the second contacts; one end of the first sub-wire is connected to the first sub-electrode, and electrically insulated across at least part of the first wires and/or at least part The second wires are connected to one of the first electrodes or one of the first wires by their other ends. In addition, the connecting portion further includes at least one second sub-conductor, the two ends of the second sub-conductor are respectively connected to the third contact and the second sub-electrode, so that the third contact and the second sub-electrode are electrically connected. .

The effect of the utility model is that the touch panel module can provide flexible line configurations for the conduction of the touch sensing signals of the first sensing unit and the second sensing unit by means of different configurations of the overlapping portion and the connecting portion , and can effectively reduce the configuration area of the conductive structure, and contribute to the volume reduction of the touch panel module.

Description of drawings

Fig. 1 is a schematic diagram illustrating a preferred embodiment of the touch panel module of the present invention from a front view;

Fig. 2 is a schematic diagram illustrating the first preferred embodiment of the touch panel module of the present invention from a rear view;

Fig. 3 is a schematic diagram illustrating a second preferred embodiment of the touch panel module of the present invention;

Fig. 4 is a schematic diagram illustrating a third preferred embodiment of the touch panel module of the present invention;

Figure 5 is a partial enlarged view of Figure 4;

Fig. 6 is a schematic diagram illustrating a fourth preferred embodiment of the touch panel module of the present invention; and

FIG. 7 is a partially enlarged view of FIG. 6 .

Detailed ways

first embodiment

Referring to FIG. 1 and FIG. 2 , it is a first preferred embodiment of the touch panel module 100 of the present invention. The touch panel module 100 can be applied to various electronic devices such as mobile phones and tablet computers, and is not limited to specific application forms.

The touch panel module 100 of this embodiment includes a substrate 1, a shielding layer 2, a first sensing unit 3, at least one (here three, but not limited to) second sensing unit 4, a The overlapping portion 5 and a connecting portion 6 form an electrical connection with an external circuit (not shown) through a flexible circuit board 101 .

The substrate 1 has light transmission and is divided into a visible area 11 and a non-visible area 12 adjacent to the visible area 11 , which can be made of glass material, but not limited thereto.

The shielding layer 2 is arranged on the non-visible area 12 of the substrate 1, and can be made of materials with light-shielding properties such as mobile phone frame paint, dark ink or dark photoresist, for the second sensing unit 4, the overlapping part 5, Components such as the connecting portion 6 and the flexible circuit board 101 are disposed thereon to provide an appearance modification function of covering these components. In this embodiment, the shielding layer 2 is also recessed to form at least one (here three are taken as an example) hollow pattern parts 21, and the positions of the hollow pattern parts 21 correspond to the respective second sensing units 4, which can provide the user with information about the second sensing unit 4. The sensing unit 4 is provided with a positional touch recognition function. In different designs, the non-visible area 12 of the substrate 1 may not be provided with a shielding layer 2, and the non-visible area 12 is directly covered by structures such as a casing and an outer frame. At this time, the second sensing unit 4 and the overlapping portion 5. The connecting portion 6 and the flexible circuit board 101 can be directly disposed on the substrate 1 , so there are many options for the implementation of the shielding layer 2 , not limited to a specific form.

The first sensing unit 3 is mainly disposed on the visible area 11 of the substrate 1 , and includes at least one (here four are taken as an example, but not limited to this number) first electrodes 31 capable of generating touch sensing signals. The first electrode 31 is made of a transparent conductive material such as indium tin oxide (ITO), which extends along a first direction (here, the longitudinal direction of the drawing) and extends in a second direction (here, the transverse direction of the drawing). They are spaced apart from each other, and the specific shape design of the electrodes can be determined according to the needs, and here it is only shown in a strip-shaped schematic diagram.

The location of the second sensing unit 4 corresponds to the non-visible area 12 of the substrate 1 . In this embodiment, it is arranged on the shielding layer 2 and the location corresponds to the hollow pattern portion 21 . Each of the second sensing units 4 includes at least one (here three are used as an example, but not limited thereto) first sub-electrodes 41 capable of generating touch sensing signals, where the first sub-electrodes 41 are along the first direction The extension is for generating a corresponding touch signal when the user touches the position of the substrate 1 having the hollow pattern portion 21 from the front of the touch panel module 100 (as shown in FIG. 1 ). The first sub-electrode 41 can be made of a transparent conductive material such as indium tin oxide, similar to the first electrode 31 , but its material, shape, and quantity are not limited to a specific form.

The overlapping part 5 is a conductive structure that transmits the touch sensing signals generated by the first sensing unit 3 and the second sensing unit 4 to the flexible circuit board 101, and its setting position corresponds to the non-visible area 12 of the substrate 1, and It includes at least one first contact 51 and at least one first wire 52 . In this embodiment, the number of the first contacts 51 is four corresponding to the first electrodes 31, which are arranged at intervals on the shielding layer 2 for forming electrode contacts (not shown) on the flexible circuit board 101. electrical connection. In addition, the number of the first wires 52 is four, which are arranged on the shielding layer 2, and are respectively connected to the first electrode 31 and the first contact point 51 by its two ends, so that the first electrode 31 is electrically connected to the first contact point 51, And the touch sensing signal generated by the first electrode 31 is transmitted to the outside through the first contact 51 .

The connection part 6 is a conductive structure that transmits the touch sensing signal generated by the first sub-electrode 41 of the second sensing unit 4 to the outside, and its setting position corresponds to the non-visible area 12 of the substrate 1, and includes at least one (here There are three, but not limited to) the first sub-conductor 61. The first sub-wire 61 is electrically connected to the first electrode 31 and the first sub-electrode 41. Specifically, its two ends are respectively connected to the first contact 51 and the first sub-electrode 41, so that the first sensing unit 3 The electrode 31 and the first sub-electrode 41 of the second sensing unit 4 can share part of the first contact 51, and there is no need to set a first contact 51 for each first sub-electrode 41 and each first contact 51, so that The implementation mode can not only reduce the area occupied by the first contact 51, but also improve the flexibility of the circuit configuration of the touch panel module 100, and can also reduce the number of electrode contacts on the flexible circuit board 101, so that the flexible circuit The width of the board 101 is reduced, which is beneficial to the volume reduction of the touch panel module 100 and the flexible circuit board 101 .

It should be noted that in this embodiment, although the overlapping portion 5 and the connecting portion 6 are all arranged between the first sensing unit 3 and the second sensing unit 4, depending on the actual situation, the overlapping portion 5 and the connecting portion The location and number of line configurations of 6 can be adjusted correspondingly as needed, and are not limited to the content disclosed here.

second embodiment

Referring to FIG. 3 , it is a second embodiment of the touch panel module 100 of the present invention. The touch panel module 100 of this embodiment is substantially the same as the aforementioned first embodiment, the main difference lies in the implementation of the connecting portion 6 .

In this embodiment, the connecting portion 6 further includes at least one (here, two are used as an example, but not limited thereto) first insulating layer 62, and the circuit wiring method of the first wire 52 and the first sub-wire 61 is the same as the aforementioned The first embodiment is different. Specifically, the first wires 52 extend between the first electrode 31 and the first sub-electrode 41, and the first sub-wires 61 cross the first wires 52 in an electrically insulated manner to electrically insulate Connect to the first wire 52 to which it belongs. The first insulating layer 62 is respectively arranged at the overlapping positions of the first wires 52 and the first sub-wires 61, and is respectively sandwiched between the first wires 52 and the first sub-wires 61 to provide electrical insulating effect.

That is to say, one end of the first sub-conductor 61 in this embodiment is connected to its corresponding first sub-electrode 41 , and part of the first sub-conductor 61 can be electrically insulated by the first insulating layer 62 across the part. The other end of the first wire 52 is connected to the corresponding first wire 52 to achieve the purpose of circuit connection. According to this embodiment, a circuit arrangement different from that of the first embodiment can be provided, and the touch panel module 100 and the flexible circuit board 101 do not need to increase the number of first contacts 51 and electrode contacts, and there are Helps reduce the size of the overall device.

It should be noted that, in the above embodiment, after the first sub-conductor 61 crosses part of the first conductor 52 electrically insulated, it may also be directly connected to the corresponding first electrode 31 instead of being connected to the first conductor 52. , so it is not limited to a specific connection form. Moreover, in the above-mentioned embodiments, the first sensing unit 3 and the second sensing unit 4 are respectively uniaxial sensing electrode structures, which are applicable to some simple touch electronic devices, but the present invention is not limited thereto.

third embodiment

Referring to FIG. 4 and FIG. 5 , it is a third embodiment of the touch panel module 100 of the present invention. The touch panel module 100 of this embodiment is substantially the same as the aforementioned first embodiment, the main difference lies in the implementation of the sensing electrode structures of the first sensing unit 3 and the second sensing unit 4 .

In this embodiment, the first sensing unit 3 and the second sensing unit 4 respectively have a biaxial sensing electrode structure, so the first sensing unit 3 also includes at least one (here five are taken as an example, but not limited to this) The second electrode 32 and a second insulating layer 33, and the second sensing unit 4 also includes at least one (here three are used as an example, but not limited to) second sub-electrode 42 and a third insulating layer 43 . Therefore, both the overlapping portion 5 and the connecting portion 6 that provide the function of the conductive circuit have different implementation aspects from the first embodiment.

Specifically, the second electrodes 32 of the above-mentioned first sensing unit 3 extend along the second direction (transverse direction of the drawing) and are spaced apart from each other in the first direction (longitudinal direction of the drawing). 31 are in an intersecting state, and can generate touch sensing signals whose positioning direction is different from that of the first electrodes 31 , and are kept insulated from each other by the second insulating layer 33 sandwiched between them. The second electrode 32 can be made of a transparent conductive material similar to the first electrode 31 , and its material, electrode shape and number of configurations can be determined as required. The second sub-electrode 42 of the second sensing unit 4 also extends in the second direction, it intersects with the first sub-electrode 41 and is kept insulated from each other by the third insulating layer 43 sandwiched between the two, providing a connection with the first sub-electrode. The touch sensing signals of different orientations of the electrodes 41 . In this embodiment, both the second insulating layer 33 and the third insulating layer 43 are structures formed by a plurality of insulating blocks, and these insulating blocks are respectively arranged at the intersection of the first electrode 31 and the second electrode 32 of the first sensing unit 3 , and the intersection of the first electrode 41 and the second electrode 42 of the second induction unit 4, to electrically insulate two electrodes with different axial directions. In other embodiments of the present utility model, the second insulating layer 33 and the third The structure of the insulating layer 43 can also be a structure distributed over the entire surface to cover the first electrode and the first sub-electrode, and the present invention is not limited thereto.

In addition, in addition to the first contact 51 and the first wire 52 that are electrically connected to the first electrode 31 of the first sensing unit 3, the overlapping portion 5 of this embodiment also includes at least one (here five are taken as an example) ) second contact 53 , at least one (here, take one as an example) third contact 54 and at least one (here, take five as an example) second wires 55 . The second contacts 53 are arranged at intervals on the shielding layer 2 for electrical connection with electrode contacts (not shown) on the flexible circuit board 101 for transmission of touch sensing signals. The two ends of the second wire 55 are respectively connected to the second electrode 32 and the second contact point 53, so that the second electrode 32 and the second contact point 53 form an electrical connection, so that the touch sensing signal generated by the second electrode 32 can be passed through the second contact point 53. The contacts 53 are transferred to the flexible circuit board 101 .

On the other hand, the connection portion 6 of this embodiment also includes at least one (here three and connected to each other, but its implementation is not limited to this) second sub-conductor 63, the two ends of the second sub-conductor 63 The third contact 54 is connected to the second sub-electrode 42 respectively, so that the third contact 54 is electrically connected to the second sub-electrode 42 .

Accordingly, in this embodiment, although both the first sensing unit 3 and the second sensing unit 4 are designed with a double sensing electrode structure, since the first electrode 31 of the first sensing unit 3 and the first electrode 31 of the second sensing unit 4 The sub-electrodes 41 still share the first contact 51 , and there is no need to provide a first contact 51 for each first electrode 31 and each first sub-electrode 41 , so the area and quantity of the first contact 51 can be effectively reduced. In addition, since the second sub-electrodes 42 of each second sensing unit 4 are connected to the same third contact 54 through the second sub-wire 63 , there is no need to configure a dedicated third contact 54 for each second sub-electrode 42 , this implementation also has the effect of reducing the occupied area of the third contact 54 and improving the flexibility of circuit configuration.

Fourth embodiment

Referring to FIG. 6 and FIG. 7 , it is a fourth preferred embodiment of the touch panel module 100 of the present invention. In this embodiment, the implementation of the first sensing unit 3 and the second sensing unit 4 is similar to that of the third embodiment, which is a double sensing electrode structure, but the implementation of the overlapping part 5 and the connecting part 6 is slightly different from the third embodiment , which is somewhat related to the second embodiment.

Specifically, the preferred application mode of this embodiment is also the configuration in which the overlapping part 5 and the connecting part 6 are arranged between the first sensing unit 3 and the second sensing unit 4, and each first sub-wire 61 One end of the first sub-electrode 41 is connected to its corresponding first sub-electrode 41, and part of the first sub-conductor 61 passes through the first insulating layer 62 to electrically insulate across part of the first conductive wire 52, and is connected to its corresponding sub-electrode by its other end. The first electrode 31 or the first wire 52 to complete the line connection. In different implementation aspects, the first sub-conductor 61 can also be configured to straddle the second conductor 55, or straddle both the first conductor 52 and the second conductor 55, which can be implemented according to this embodiment. appearance.

In the part of the second sub-conductor 63, this embodiment maintains the same configuration as that of the third embodiment, and the two ends of the interconnected second sub-conductor 63 are respectively connected to the third contact 54 and the second sub-electrode 42, so that the second sub-conductor 63 The three contacts 54 are electrically connected to the second sub-electrodes 42 . However, in different implementations, the second sub-conductors 63 may not be connected to each other, or the bridging portion 5 may also be provided with a plurality of third contacts 54 for the second sub-conductors 63 to be electrically connected. This embodiment can be implemented according to the configuration mode.

Based on the above, the touch panel module 100 of the present invention provides a variety of implementations of conductive circuits through the configuration change design of the overlapping parts 5 and the connecting parts 6, which can improve the flexibility of the circuit configuration. In addition, according to this embodiment, the number of electrode contacts on the touch panel module 100 and the flexible circuit board 101 can be effectively reduced, which helps to reduce the volume of both. Therefore, the touch panel module 100 of the present invention can indeed achieve the purpose of the present invention.

The above is only a preferred embodiment of the utility model, and should not limit the scope of implementation of the utility model with this, that is, all simple equivalent changes and modifications made according to the scope of patent application for the utility model and the content of the patent specification , all still belong to the scope covered by the utility model patent.

Claims (10)

1. A touch panel module, characterized in that, comprising: A substrate, which has light transmission, and is divided into a visible area and a non-visible area adjacent to the visible area; A first sensing unit is light-transmissive, disposed on the visible area of the substrate, and includes at least one first electrode capable of generating a touch sensing signal; at least one second sensing unit is disposed at a position corresponding to the non-contact area of the substrate. The visible area includes at least one first sub-electrode capable of generating a touch sensing signal; An overlapping portion, the setting position corresponds to the non-visible area of the substrate, including: at least one first contact, and at least one first wire, the two ends of which are respectively connected to the first electrode and the first contact, so that the first electrode and the first contact form an electrical connection; and A connection part is located corresponding to the non-visible area of the substrate and includes at least one first sub-conductor for electrically connecting the first electrode and the first sub-electrode. 2 . The touch panel module according to claim 1 , wherein two ends of the first sub-conductor are respectively connected to the first contact and the first sub-electrode. 3 . 3. The touch panel module according to claim 1, wherein the first wire extends between the first electrode and the first sub-electrode; the first sub-wire is electrically insulated across The first wire, and its two ends are respectively connected to the first electrode and the first sub-electrode. 4. The touch panel module according to claim 3, wherein the connection part further comprises at least one first insulating layer, and the first insulating layer is disposed on the overlap between the first wire and the first sub-wire place, and sandwiched between the first wire and the first sub-wire. 5. The touch panel module according to claim 1, wherein the number of the first electrodes is multiple, and the overlapping portion includes a plurality of first contacts and a plurality of first wires, and the first electrodes two ends of a wire are respectively connected to the first electrodes and the first contacts; one end of the first sub-wire is connected to the first sub-electrode, and electrically insulated across at least part of the first wires, and The other end is connected to one of the first electrodes or one of the first wires. 6. The touch panel module according to claim 5, wherein the connecting part further comprises a plurality of first insulating layers, and the first insulating layers are respectively arranged on the first wires and the first sub-wires. The overlapping parts of the wires are sandwiched between the first wires and the first sub-wires. 7. The touch panel module according to claim 1, further comprising a shielding layer with light-shielding property, the shielding layer is arranged on the non-visible area of the substrate, and is used for the second sensing The unit, the overlapping portion and the connecting portion are arranged thereon. 8 . The touch panel module according to claim 7 , wherein the shielding layer is further recessed to form at least one hollow pattern part, and the position of the hollow pattern part corresponds to the second sensing unit. 9. The touch panel module according to claim 2, wherein the first electrodes of the first sensing unit extend along a first direction, and the first sensing unit further includes at least one electrode extending along a second direction. A second electrode extending in a direction and capable of generating a touch sensing signal, the second electrode intersects with the first electrode and is electrically insulated from each other; the first sub-electrode of the second sensing unit extends along the first direction, and The second sensing unit further includes at least one second sub-electrode extending along the second direction and capable of generating a touch sensing signal, the second sub-electrode intersects with the first sub-electrode and is insulated from each other; the overlapping part also Including at least one second contact, at least one third contact and at least one second wire, the two ends of the second wire are respectively connected to the second electrode and the second contact, so that the second electrode and the second contact form an electrical connection; the connection part also includes at least one second sub-conductor, the two ends of the second sub-conductor are respectively connected to the third contact and the second sub-electrode, so that the third contact and the second sub-electrode are electrically connected . 10. The touch panel module according to claim 1, wherein the number of the first electrodes is multiple and extends along a first direction, and the first sensing unit further includes a plurality of electrodes along a second direction The second electrodes extending in a direction, the second electrodes intersect with the first electrodes and are electrically insulated from each other; the first sub-electrodes of the second sensing unit extend along the first direction, and the second sensing unit It also includes at least one second sub-electrode extending along the second direction and capable of generating touch sensing signals, the second sub-electrode intersects with the first sub-electrode and is insulated from each other; the overlapping portion includes a plurality of first contacts , a plurality of second contacts, at least one third contact, a plurality of first wires and a plurality of second wires, the two ends of the first wires are respectively connected to the first electrodes and the first contacts, so that the The first electrodes are respectively electrically connected to the first contacts, and the two ends of the second wires are respectively connected to the second electrodes and the second contacts, so that the second electrodes and the second Contacts form an electrical connection; one end of the first sub-wire is connected to the first sub-electrode, and electrically insulated across at least part of the first wires and/or at least part of the second wires, and is connected by another One end is connected to one of the first electrodes or one of the first wires; the connection part also includes at least one second sub-wire, and the two ends of the second sub-wire are respectively connected to the third contact and the second sub-electrode, so that the The third contact is electrically connected to the second sub-electrode.