CN107766804B

CN107766804B - Terminal device

Info

Publication number: CN107766804B
Application number: CN201710908736.2A
Authority: CN
Inventors: 何广辉
Original assignee: Meizu Technology Co Ltd
Current assignee: Meizu Technology Co Ltd
Priority date: 2017-09-29
Filing date: 2017-09-29
Publication date: 2020-11-17
Anticipated expiration: 2037-09-29
Also published as: CN107766804A

Abstract

The invention provides a terminal. The terminal comprises a fingerprint and pressure sensing device, the fingerprint and pressure sensing device comprises a fingerprint module, a fingerprint module support, a pressure sensing module and a locking assembly, the fingerprint module is arranged on the fingerprint module support, the locking assembly is arranged on one side, far away from the fingerprint module, of the fingerprint module support, the locking assembly is used for locking the fingerprint and pressure sensing device on an external element, the locking assembly is provided with a first opening or a first groove, the pressure sensing module corresponds to the first opening or the first groove of the locking assembly and is located on one side, far away from the fingerprint module, of the fingerprint module support, the pressure sensing module comprises a pressure sensor and a pressure sensing reinforcing plate, and the pressure sensing reinforcing plate supports the pressure sensor.

Description

Terminal device

Technical Field

The present invention relates to the field of electronic technologies, and in particular, to a terminal with a fingerprint and pressure sensing device.

Background

With the development of information technology and electronic technology, terminals (such as portable terminals like mobile phones and tablets) are closely related to the daily life of people, and as the terminals can realize various functions, such as making a call, taking a picture, storing various files, instant messaging, online payment and the like, people have higher and higher dependence on the terminals, and various kinds of privacy information are stored on the terminals, so that the safety of the terminals is particularly important. In the prior art, a fingerprint identification device is installed in a terminal, and because a fingerprint is a line formed by uneven skin on the surface of a finger and has the characteristics of uniqueness and stability, the fingerprint identification device can be used for identifying the identity of a user so as to ensure the safety of the terminal. Further, the pressure sensor is also further incorporated into the terminal as it is capable of sensing the amount of force used to manipulate the motion. However, how to combine the fingerprint recognition device and the pressure sensor in a terminal easily and stably is an important technical issue in the industry.

Disclosure of Invention

Accordingly, there is a need for a fingerprint and pressure sensing device and a terminal having the same that are simple in assembly structure and process.

A terminal comprises a fingerprint and pressure sensing device, wherein the fingerprint and pressure sensing device comprises a fingerprint module, a fingerprint module support, a pressure sensing module and a locking assembly, the fingerprint module is arranged on the fingerprint module support, the locking assembly is arranged on one side, away from the fingerprint module, of the fingerprint module support, the locking assembly is used for locking the fingerprint and pressure sensing device on an external element, the locking assembly is provided with a first opening or a first slot, the pressure sensing module is arranged corresponding to the first opening or the first slot of the locking assembly and is positioned on one side, away from the fingerprint module, of the fingerprint module support, the pressure sensing module comprises a pressure sensor and a pressure sensing reinforcing plate, and the pressure sensing reinforcing plate supports the pressure sensor; the locking assembly comprises a substrate; the substrate is arranged on one side of the fingerprint module support piece, which is far away from the fingerprint module, and is fixedly overlapped with the fingerprint module support piece; the pressure sensor part is accommodated in the first opening or the first slot; the fingerprint module comprises an extending end, the terminal further comprises a cover plate, the cover plate is provided with a through hole, the fingerprint and pressure sensing device is installed in the through hole of the cover plate, the inner surface of the cover plate, which is adjacent to the through hole, comprises a first partial surface and a second partial surface, the first partial surface is positioned at the periphery of the fingerprint module, the inner diameter defined by the second partial surface is larger than the inner diameter defined by the first partial surface, the second partial surface is connected between the first partial surface and the outer surface of the cover plate, and the second partial surface is connected and fixed with the extending end of the fingerprint module; the terminal also comprises a terminal main body and a frame for fixing the terminal main body, wherein the frame comprises a supporting part, and the pressure sensing module is positioned between the supporting part and the fingerprint module supporting part; the supporting part is used for supporting the pressure sensing module; the fingerprint and pressure sensing device further comprises a first fixing support, the first fixing support is arranged on one side, away from the fingerprint module support, of the pressure sensing module, and the first fixing support and the locking assembly are locked through a locking element; the first fixing support supports the locking assembly and the fingerprint module support at the same time; the first fixing support further comprises a through hole corresponding to the pressure sensing module, and at least part of the supporting part is accommodated in the through hole of the first fixing support.

In one embodiment, the locking assembly has a first opening corresponding to the pressure-sensitive module, the fingerprint module supporter has a second opening or a second slot corresponding to the pressure-sensitive module, the fingerprint module supporter overlaps with the locking assembly, and at least a portion of the pressure-sensitive module is located in the second opening or the second slot and the first opening.

In one embodiment, the pressure-sensitive reinforcing plate is located between the fingerprint module supporter and the pressure sensor.

In one embodiment, the fingerprint and pressure sensing device includes a flexible printed circuit, the flexible printed circuit includes a first portion and a second portion, the fingerprint module is disposed on the first portion and electrically connected to the first portion, the fingerprint module supporting member is disposed on a side of the first portion away from the fingerprint module, the second portion is connected to an end of the first portion and is bent to overlap a side of the fingerprint module supporting member away from the first portion, the pressure-sensitive reinforcing plate is disposed between the fingerprint module supporting member and the second portion, and the pressure sensor is disposed on a surface of the second portion away from the pressure-sensitive reinforcing plate and electrically connected to the second portion.

In one embodiment, the fingerprint and pressure sensing device further includes a buffer member sandwiched between the supporting portion and the pressure sensing module.

In one embodiment, the locking assembly further includes a substrate, the keyhole portion is disposed on a side of the substrate away from the fingerprint module support, the first opening is formed on the substrate, the first fixing bracket includes a first keyhole, the locking element includes a first screw, and the locking assembly locks the locking assembly and the first fixing bracket together through the first screw passing through the first keyhole portion and locked with the first keyhole portion.

In an embodiment, the terminal further includes a second fixing bracket, the second fixing bracket is disposed on a side of the first fixing bracket away from the pressure sensing module, the second fixing bracket includes a second locking hole, the frame has a third locking hole corresponding to the second locking hole, and the second fixing bracket is locked to the frame by a second screw passing through the second locking hole and the third locking hole.

In one embodiment, the terminal further includes a data line base, the data line base is used for connecting a data line to communicate with an external device, the data line base is located on one side of the first fixing bracket away from the fingerprint module supporting member, and a gap is formed between the data line base and the supporting portion.

In one embodiment, the first fixing bracket includes a first base plate, a second base plate, a connecting plate, and two locking portions, the connecting plate is vertically connected between the first base plate and the second base plate, the two locking portions are connected to two ends of the first base plate, each locking portion has the first locking hole, the through hole includes a hole formed in the first base plate, the second base plate, and the connecting plate, the first base plate supports the locking assembly, and the second base plate supports the fingerprint module support.

In one embodiment, the frame includes a front case for supporting and fixing a display panel of the terminal.

In one embodiment, the second part surface is an inclined surface connecting the outer surface of the cover plate and the first part surface.

In an embodiment, the fingerprint module includes fingerprint sensor, the ring is located fingerprint sensor outlying solid fixed ring and set up in fingerprint sensor top and with gu the fixed protection shield in fixed ring top, the protection shield, gu fixed ring or the protection shield with gu fixed ring forms jointly extend the end.

Compared with the prior art, the fingerprint and pressure sensing device and the terminal have the advantages that the fingerprint module is supported and fixed with the pressure sensor through the fingerprint module supporting piece, the locking component and the pressure sensing reinforcing plate, so that the supporting and fixing strength can be better ensured, meanwhile, the assembly structure and the assembly process are simpler, particularly, the pressure sensing reinforcing plate can provide better bearing and supporting for the pressure sensor, and the fingerprint and pressure sensing device is more reliable to use.

Further, fingerprint and pressure sensing device passes through the second part surface equipment of the slope of the extension end of fingerprint module and the through-hole internal surface of apron makes fingerprint and pressure sensing device can follow the outside of apron is just adorned in the through-hole of apron, the assembly method that fingerprint and pressure sensing device are just adorned not only more conveniently assembles, still convenient dismantlement, is convenient for right fingerprint and pressure sensing device maintain, clean etc.

In addition, the fingerprint and pressure sensing device and the terminal are provided with the first fixing support and the second fixing support to lock the fingerprint module, the pressure sensing module and the frame through locking parts (such as screws), so that the fixing strength between the whole fingerprint and pressure sensing device and the frame can be ensured, and the reliability of the whole terminal is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a front view of a terminal according to a preferred embodiment of the present invention.

Fig. 2 is an exploded perspective view of the terminal shown in fig. 1.

Fig. 3 is a schematic reverse structure of the middle frame of the terminal of fig. 2.

Fig. 4 is a schematic cross-sectional view along the line IV-IV in fig. 1.

Fig. 5 is a schematic cross-sectional view along the line V-V in fig. 1.

Fig. 6 is a schematic diagram of a reverse structure of the fingerprint and pressure sensing device of the terminal shown in fig. 2.

Description of the main elements

Terminal 100

Display surface 101

Back side 102

Display area 103

Non-display area 104

Through hole 119

Front cover 111

Rear cover 116

Frame 114

Terminal body 109

Frame 113

Display panel 112

Main circuit board 115

Transparent substrate 117

See-through part 105

Peripheral portion 106

Shielding layer 118

First part surface 1191

Second part surface 1192

Accommodation hole 1131

Supporting portion 1132

Fingerprint and pressure sensing device 130

Fingerprint module 131

Fingerprint module support 132

Pressure sensing module 133

Locking assembly 134

Flexible circuit board 135

Buffer 136

First fixing bracket 137

Extension end 1311

Fingerprint sensor 1312

Retaining ring 1313

Protection plate 1314

The top surface 131a

Bottom surface 131b

Inner side surface 131c

Lateral surface 131d

Tip end face 131e

First connection face 131f

Second connection surface 131g

First opening 1341

Substrate 1342

Keyhole portion 1343

Pressure sensor 1331

Pressure stiffening plate 1332

Second opening 1321

First portion 1351

Second portion 1352

First lock hole 1371

First screw 141

Via 1372

First bottom plate 1373

Second bottom plate 1374

Connecting plate 1375

Locking part 1376

Data line seat 150

Second fixing bracket 160

Second lock hole 1601

Third locking hole 1133

The following detailed description will further illustrate the invention in conjunction with the above-described figures.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.

It is to be understood that the terminology used in the embodiments of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the description of the invention and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items. Furthermore, the terms "first," "second," and the like in the description and in the claims, as well as in the drawings, are used for distinguishing between different objects and not necessarily for describing a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

Referring to fig. 1, fig. 1 is a schematic perspective view of a terminal 100 according to a preferred embodiment of the invention. In this embodiment, the terminal 100 is a mobile phone. Specifically, the terminal 100 has a display surface 101 and a back surface 102 on the opposite side of the display surface. The display surface 101 includes a substantially rectangular display area 103 and a non-display area 104 located at the periphery of the display area 103. Further, the non-display area 104 of the terminal 100 located at the lower side of the display area 103 is further provided with a fingerprint and pressure sensing device 130. In this embodiment, the fingerprint and pressure sensing device 130 is disposed in the through hole 119 of the housing of the terminal 100.

Referring to fig. 2, fig. 2 is an exploded perspective view of the terminal 100 shown in fig. 1. The housing of the terminal 100 includes a front cover (cover lens)111, a rear cover 116, and a bezel 114, the terminal 100 further includes a terminal body 109 and a frame 113 fixing the terminal body 109, and the terminal body 109 may include a display panel 112, a main circuit board 115, a camera assembly, and the like. The front cover 111, the display panel 112, the frame 113, the main circuit board 115 and the rear cover 116 are sequentially disposed from top to bottom, the bezel 114 is annularly disposed around the display panel 112, the frame 113 and the main circuit board 115, and the display panel 112, the frame 113 and the main circuit board 115 are accommodated in an accommodation space surrounded by the front cover 111, the rear cover 116 and the bezel 114. In this embodiment, the frame 113 is a front case that supports the display panel 112.

The front cover 111 may include a transparent substrate 117 and a shielding layer 118 covering at least a portion of an inner side of the transparent substrate 117. The transparent substrate 117 may be one of a glass substrate, a sapphire substrate, and a transparent resin substrate, but is not limited thereto. The transparent substrate 117 may be divided into a see-through portion 105 corresponding to the display region 103 and a peripheral portion 106 corresponding to the non-display region 104. The see-through portion 105 of the transparent substrate 117 is not provided with the shielding layer 118, a screen displayed on the display panel 112 can be provided to a user through the see-through portion 105, and the shielding layer 118 is provided inside the peripheral portion 106 of the transparent substrate 117 to shield a region such as peripheral wiring of the display panel 112. Preferably, the material of the shielding layer 118 includes ink, and the color thereof may be white or black, but is not limited to the above color.

In this embodiment, the front cover 111 includes a through hole 119 penetrating the transparent substrate 117, and the through hole 119 is provided in the peripheral portion 106, specifically, the through hole 119 is located at the center of the peripheral portion 106 below the see-through portion 105. The fingerprint and pressure sensing device 130 is exposed through the through hole 119 so that a user can operate the fingerprint and pressure sensing device 130 through the through hole 119.

Referring to fig. 3, 4 and 5, fig. 3 is a schematic diagram of a reverse structure of a middle frame of the terminal shown in fig. 2, fig. 4 is a schematic cross-sectional view taken along line IV-IV of fig. 1, and fig. 5 is a schematic cross-sectional view taken along line V-V of fig. 1. The inner surface of the through hole 119 includes a first partial surface 1191 and a second partial surface 1192, the first partial surface 1191 is located at the periphery of the fingerprint and pressure sensing device 130, the second partial surface 1192 is connected between the upper side of the first partial surface 1191 and the outer surface of the front cover 111, the inner diameter defined by the second partial surface 1192 is larger than the inner diameter defined by the first partial surface 1191, the second partial surface 1192 is also engaged and fixed with a part of the outer side surface of the fingerprint and pressure sensing device 130, and in this embodiment, the second partial surface 1192 is an inclined surface connected to the outer surface of the front cover 111 and the first partial surface 1191. The frame 113 further includes a receiving hole 1131 and a supporting portion 1132 extending toward the center of the receiving hole 1131, the fingerprint and pressure sensing device 130 is disposed corresponding to the receiving hole 1131 of the frame 113, the supporting portion 1132 is used for supporting at least a portion of the fingerprint and pressure sensing device 130, and the frame 113 is further locked with the fingerprint and pressure sensing device 130.

Specifically, the fingerprint and pressure sensing device 130 includes a fingerprint module 131, a fingerprint module supporter 132, a pressure sensing module 133, a locking component 134, a flexible printed circuit 135, a buffer 136, and a first fixing bracket 137.

The fingerprint module 131 is disposed on the fingerprint module supporting member 132, the fingerprint module 131 is located inside the first partial surface 1191, the fingerprint module 131 further has an extending end 1311, and an outer side surface of the extending end 1311 is used for engaging and fixing with the second partial surface of the front cover 111. Specifically, the fingerprint module 131 includes a fingerprint sensor 1312, a fixing ring 1313 surrounding the fingerprint sensor 1312, and a protection plate 1314 disposed above the fingerprint sensor 1312 and fixed to a top end of the fixing ring 1313. The protection plate 1314, the fixing ring 1313, or the protection plate 1314 and the fixing ring 1313 together form the extension end 1311. It is understood that the extension end 1311 is mainly formed by the fixing ring 1313 in this embodiment.

The protection plate 1314 may include a transparent substrate made of sapphire, glass or ceramic lamp, and a colored layer disposed inside the transparent substrate, which may be ink such as white ink. It is understood that the protective plate 1314 may be replaced with a protective coating in alternative embodiments.

The fixing ring 1313 includes a top surface 131a for supporting and fixing the protection plate 1314, a bottom surface 131b opposite to the top surface 131a, an inner side surface 131c connected between the top surface 131a and the bottom surface 131b, and an outer side surface 131d opposite to the inner side surface 131 c. The extension 1311 is connected between the top surface 131a and the outer surface 131d, and includes a top end surface 131e, a first connection surface 131f and a second connection surface 131g, the first connection surface 131f is connected between the top end surface 131e and the top surface 131a, and the second connection surface 131g is connected between the top end surface 131e and the outer surface 131 d. The first connection surface 131f and the top surface 131a may be perpendicular to each other, an included angle between the first connection surface 131f and the top end surface 131e may be an obtuse angle, and an included angle between the second connection surface 131g and the outer side surface 131d may be an obtuse angle. The second connection surface 131g is configured to be engaged with and fixed to the second part surface 1192, and the outer side surface 131d is configured to be engaged with and fixed to the first part surface 1191. The material of the fixing ring 1313 may be metal.

It is understood that in one embodiment, the second connection surface 131g of the extension end 1311 and the second portion surface 1192 may have an adhesive therebetween, the adhesive securing the second connection surface 131g of the extension end 1311 and the second portion surface 1192; an adhesive may be disposed between lateral side 131d of extension end 1311 and first portion surface 1191, securing lateral side 131d of extension end 1311 to first portion surface 1191.

The fingerprint sensor 1312 may detect an object (e.g., a user's finger) applied to the fingerprint and pressure sensing device 130 (e.g., applied to the protection plate 1314) to obtain touch information and/or fingerprint information. The fingerprint sensor 1312 may further integrate a blood oxygen sensor or a heart rate sensor, etc. so that the fingerprint sensor 1312 may further detect blood oxygen information or heart rate information, etc. applied to an object on the fingerprint and pressure sensing device 130.

Referring to fig. 6, fig. 6 is a schematic diagram of a reverse structure of the fingerprint and pressure sensing device 130 of the terminal shown in fig. 2. The locking assembly 134 is disposed on a side of the fingerprint module support 132 away from the fingerprint module 131, and the locking assembly 134 is used for locking the fingerprint and pressure sensing device 130 to an external component (e.g., the first fixing bracket 137), the locking assembly 134 has a first opening 1341, and the pressure sensing module 133 is disposed corresponding to the first opening 1341 of the locking assembly 134 and located on a side of the fingerprint module support 132 away from the fingerprint module 131. Specifically, the locking assembly 134 is located at one side of the supporting portion, and the locking assembly 134 and the first fixing bracket 137 can be locked by a locking element (e.g., a screw). In this embodiment, the locking assembly 134 includes a base plate 1342 and a locking hole portion 1343, the base plate 1342 is disposed on a side of the fingerprint module support 132 away from the fingerprint module 131 and is overlapped and fixed with the fingerprint module support 132, the locking hole portion 1343 is disposed on a side of the base plate 1342 away from the fingerprint module support 132, the locking hole portion 1343 may be a fixing column having a locking hole, and the first opening 1341 is formed in the center of the base plate 1342. In this embodiment, the planar size of the substrate 1342 of the locking assembly 134 may be smaller than the planar size of the fingerprint module supporter 132, such as half of the planar size of the fingerprint module supporter 132, so as to support half of the fingerprint module supporter 132.

The pressure sensing module 133 is disposed corresponding to the first opening 1341 of the locking assembly 134 and located on a side of the fingerprint module support 132 away from the fingerprint module 131, the pressure sensing module 133 includes a pressure sensor 1331 and a pressure-sensing reinforcing plate 1332, the pressure-sensing reinforcing plate 1332 is used for supporting the pressure sensor 1331, and specifically, the pressure-sensing reinforcing plate 1332 is located between the fingerprint module support 132 and the pressure sensor 1331. Furthermore, in this embodiment, the pressure sensing module 133 is located between the supporting portion 1132 of the frame 113 and the fingerprint module supporting member 132, and the buffer 136 is sandwiched between the supporting portion 1132 and the pressure sensor 1331 of the pressure sensing module 133. The buffer 136 may be an elastic buffer element such as rubber or foam. The pressure sensor 1331 may receive pressure of an external touch from the fingerprint module 131 and output a pressure sensing signal, so that the terminal 100 performs a predetermined operation according to the pressure sensing signal.

The fingerprint module support 132 is disposed under the fingerprint module 131, the fingerprint module support 132 has a second opening 1321 corresponding to the pressure-sensitive module 133, and the fingerprint module support 132 is overlapped with the substrate 1342 of the locking assembly 134. At least a portion of the pressure sensing module 133 can be located in the second opening 1321 and the first opening 1341. The fingerprint module supporting member 132 may be a supporting steel sheet having the second opening 1321, and the fingerprint module supporting member 132 may be adhered and fixed to the substrate 1342 of the locking assembly 134 by an adhesive, or may be welded to the substrate by laser. In addition, in a modified embodiment, the second opening 1321 may be replaced by a slot that does not penetrate through the fingerprint module supporter 132, and it is understood that in another modified embodiment that omits the fingerprint module supporter 132, the first opening 1341 may be replaced by a slot that does not penetrate through the substrate 1342 of the locking assembly 134.

The flexible circuit board 135 includes a first portion 1351 and a second portion 1352, the fingerprint sensor 1312 of the fingerprint module 131 is disposed on the first portion 1351 and electrically connected to the first portion 1351, the fingerprint module support 132 is disposed on a side of the first portion 1351 away from the fingerprint module 131, the second portion 1352 is connected to an end of the first portion 1351 and is bent compared to the first portion 1351 to be overlapped to a side of the fingerprint module support 132 away from the first portion 1351, the pressure-sensitive reinforcing plate 1332 is disposed between the fingerprint module support 132 and the second portion 1352, and the pressure sensor 1331 is disposed on a surface of the second portion 1352 away from the pressure-sensitive reinforcing plate 1332 and electrically connected to the second portion 1352. The second portion 1352 is also used for electrical connection to the main circuit board 115 of the terminal 100.

The first fixing bracket 137 is disposed on a side of the locking assembly 134 away from the fingerprint module supporting member 132, and the first fixing bracket 137 is configured to be locked with the locking assembly 134 through a locking element (e.g., a first screw). Specifically, the first fixing bracket 137 includes a first locking hole 1371, and the locking component 134 locks the locking component 134 and the first fixing bracket 137 together by a first screw 141 passing through the first locking hole 1371 and locking with the locking hole 1343. The first fixing bracket 137 further includes a through hole 1372 corresponding to the pressure sensing module 133, and at least a portion of the supporting portion 1132 may be received in the through hole 1372 of the first fixing bracket 137. It is understood that in alternate embodiments, the through hole 1372 may be replaced by a slot that does not extend through the first fixing bracket 137.

Specifically, the first fixing bracket 137 includes a first base plate 1373, a second base plate 1374, a connecting plate 1375 and two locking portions 1376, the connecting plate 1375 is vertically connected between the first base plate 1373 and the second base plate 1374, the two locking portions 1376 are connected to both ends of the first base plate 1373, each locking portion 1376 has the first locking hole 1371, the through hole 1372 is formed on the first base plate 1373, the second base plate 1374 and the connecting plate 1375, the first base plate 1373 supports the locking assembly 134, and the second base plate 1374 supports the fingerprint module supporter 132.

Terminal 100 still includes data line seat 150, data line seat 150 is used for connecting the data line in order to communicate with external device, data line seat 150 is located first fixed bolster 137 is kept away from one side of fingerprint module support member 132, data line seat 150 with have the clearance (or predetermined interval) between the supporting part 1132 for avoid operations such as plug data line to lead to the supporting part 1132 removes thereby influence the problem that fingerprint and pressure sensing device 130 used.

The terminal 100 further includes a second fixing bracket 160, the second fixing bracket 160 is disposed on a side of the first fixing bracket 137 away from the pressure module 133, the second fixing bracket 160 includes a second locking hole 1601, the frame 113 has a third locking hole 1133 corresponding to the second locking hole 1601, and the second fixing bracket 160 is locked with the frame 113 by a second screw 142 passing through the second locking hole 1601 and the third locking hole 1133. It is understood that the materials of the first fixing bracket 137 and the second fixing bracket 160 may be both metals for better supporting and fixing functions.

Compared with the prior art, in the fingerprint and pressure sensing device 130 and the terminal 100 of the present invention, the fingerprint module 131 and the pressure sensor 1331 are supported and fixed by the fingerprint module supporting member 132, the locking member 134 and the pressure-sensitive reinforcing plate 1332, so that the supporting and fixing strength can be better ensured, the assembling structure and the assembling process are simpler, and particularly, the pressure-sensitive reinforcing plate 1332 can provide better bearing and supporting for the pressure sensor 1331, so that the fingerprint and pressure sensing device 130 can be more reliably used.

Furthermore, the fingerprint and pressure sensing device is assembled with the inclined second partial surface 1192 of the inner surface of the through hole 119 of the front cover 111 through the extending end 1311 of the fingerprint module 131, so that the fingerprint and pressure sensing device 130 can be positively installed into the through hole 119 of the front cover 111 from the outer side of the front cover 111, and the positive installation manner of the fingerprint and pressure sensing device 130 not only facilitates the assembly, but also facilitates the disassembly, and facilitates the maintenance, cleaning, and the like of the fingerprint and pressure sensing device 130.

In addition, in the fingerprint and pressure sensing device 130 and the terminal 100 of the present invention, the fingerprint module 131, the pressure sensing module 133 and the frame 113 are fixed by the first fixing bracket 137 and the second fixing bracket 160, which are provided with locking members (e.g., screws), so that the fixing strength between the whole fingerprint and pressure sensing device 130 and the frame 113 can be ensured, and the reliability of the whole terminal 100 can be improved.

In addition, it is understood that, in the present embodiment, the fingerprint and pressure sensing device 130 is installed in the opening of the front cover 111, however, in a modification of the above embodiment, the fingerprint and pressure sensing device 130 may be mounted in an opening of the rear cover 116 or the bezel 114, that is, the rear cover 116 or the bezel 114 has the through hole 119, an inner surface of the through hole 119 includes a first partial surface 1191 and a second partial surface 1192, for assembly engagement with the sidewall structure 1116 of the fingerprint and pressure sensing device 130, i.e. the fingerprint and pressure sensing device 130 may be arranged in an opening at any location on the housing of the terminal 100, fit with the opening and achieve the technical effect that the fingerprint and pressure sensing device 130 can be mounted onto the housing of the terminal 100 from the outside of the housing.

While the invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not to be limited to the disclosed embodiment, but on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims

1. A terminal comprises a fingerprint and pressure sensing device, and is characterized in that the fingerprint and pressure sensing device comprises a fingerprint module, a fingerprint module support, a pressure sensing module and a locking assembly, the fingerprint module is arranged on the fingerprint module support, the locking assembly is arranged on one side, away from the fingerprint module, of the fingerprint module support, the locking assembly is used for locking the fingerprint and pressure sensing device on an external element, the locking assembly is provided with a first opening or a first slot, the pressure sensing module is arranged corresponding to the first opening or the first slot of the locking assembly and is positioned on one side, away from the fingerprint module, of the fingerprint module support, the pressure sensing module comprises a pressure sensor and a pressure sensing reinforcing plate, and the pressure sensing reinforcing plate supports the pressure sensor; the locking assembly comprises a substrate; the substrate is arranged on one side of the fingerprint module support piece, which is far away from the fingerprint module, and is fixedly overlapped with the fingerprint module support piece; the pressure sensor is partially received in the first opening or the first slot; the fingerprint module comprises an extending end, the terminal further comprises a cover plate, the cover plate is provided with a through hole, the fingerprint and pressure sensing device is installed in the through hole of the cover plate, the inner surface of the cover plate, which is adjacent to the through hole, comprises a first partial surface and a second partial surface, the first partial surface is positioned at the periphery of the fingerprint module, the inner diameter defined by the second partial surface is larger than the inner diameter defined by the first partial surface, the second partial surface is connected between the first partial surface and the outer surface of the cover plate, and the second partial surface is connected and fixed with the extending end of the fingerprint module; the terminal also comprises a terminal main body and a frame for fixing the terminal main body, wherein the frame comprises a supporting part, and the pressure sensing module is positioned between the supporting part and the fingerprint module supporting part; the supporting part is used for supporting the pressure sensing module; the fingerprint and pressure sensing device further comprises a first fixing support, the first fixing support is arranged on one side, away from the fingerprint module support, of the pressure sensing module, and the first fixing support and the locking assembly are locked through a locking element; the first fixing support supports the locking assembly and the fingerprint module support at the same time; the first fixing support further comprises a through hole corresponding to the pressure sensing module, and at least part of the supporting part is accommodated in the through hole of the first fixing support.

2. The terminal of claim 1, wherein the locking assembly has a first opening corresponding to the pressure-sensitive module, the fingerprint module supporter has a second opening or a second slot corresponding to the pressure-sensitive module, the fingerprint module supporter overlaps with the locking assembly, and at least a portion of the pressure-sensitive module is located in the second opening or the second slot and the first opening.

3. The terminal of claim 2, wherein the pressure-sensitive stiffener is positioned between the fingerprint module support and the pressure sensor.

4. The terminal of claim 3, wherein the fingerprint and pressure sensing device comprises a flexible printed circuit board, the flexible printed circuit board comprises a first portion and a second portion, the fingerprint module is disposed on the first portion and electrically connected to the first portion, the fingerprint module supporter is disposed on a side of the first portion away from the fingerprint module, the second portion is connected to an end of the first portion and is bent to overlap with the first portion, the pressure-sensitive reinforcing plate is disposed between the fingerprint module supporter and the second portion, and the pressure sensor is disposed on a surface of the second portion away from the pressure-sensitive reinforcing plate and electrically connected to the second portion.

5. The terminal of claim 1, wherein the fingerprint and pressure sensing device further comprises a buffer member sandwiched between the supporting portion and the pressure sensing module.

6. The terminal of claim 1, wherein the locking assembly further comprises a locking hole portion disposed on a side of the substrate away from the fingerprint module support, the first opening is formed on the substrate, the first fixing bracket comprises a first locking hole, the locking element comprises a first screw, and the locking assembly locks the locking assembly and the first fixing bracket together through the first screw passing through the first locking hole and locking with the first locking hole portion.

7. The terminal of claim 5, further comprising a second fixing bracket disposed on a side of the first fixing bracket away from the pressure sensing module, wherein the second fixing bracket comprises a second locking hole, the frame has a third locking hole corresponding to the second locking hole, and the second fixing bracket is locked to the frame by a second screw passing through the second locking hole and the third locking hole.

8. The terminal of claim 5, further comprising a data line holder for connecting a data line to communicate with an external device, the data line holder being located at a side of the first fixing bracket away from the fingerprint module supporter, the data line holder having a gap with the supporting part.

9. The terminal of claim 6, wherein the first fixing bracket comprises a first base plate, a second base plate, a connecting plate and two locking portions, the connecting plate is perpendicularly connected between the first base plate and the second base plate, the two locking portions are connected to two ends of the first base plate, each locking portion has the first locking hole, the through hole is formed in the first base plate, the second base plate and the connecting plate, the first base plate supports the locking assembly, and the second base plate supports the fingerprint module support.

10. The terminal of claim 5, wherein the frame comprises a front case for supporting and fixing a display panel of the terminal.

11. The terminal of claim 1, wherein the second portion surface is an inclined surface connecting the outer surface of the cover plate and the first portion surface.

12. The terminal according to claim 1, wherein the fingerprint module comprises a fingerprint sensor, a fixing ring surrounding the fingerprint sensor, and a protection plate disposed above the fingerprint sensor and fixed to a top end of the fixing ring, and the protection plate, the fixing ring, or the protection plate and the fixing ring together form the extension end.