CN111198598A - Fingerprint module, installation method of fingerprint module and terminal - Google Patents

Abstract

The application discloses fingerprint module, installation method of fingerprint module and terminal, and relates to the technical field of electronic design. The fingerprint module includes: the cover plate comprises a front surface and a back surface, a mounting hole is formed in a preset position of the cover plate, and the inner wall of the mounting hole is provided with an inner chamfer structure; the outer wall of the fingerprint module main body is provided with an outer chamfer structure, and the outer chamfer structure is matched with the inner chamfer structure to enable the fingerprint module main body to be contained in the mounting hole; and the sealing ring is arranged between the outer wall of the fingerprint module main body and the inner wall of the mounting hole. Because outer chamfer structure and interior chamfer structure cooperation for fingerprint module main part is acceptd in the mounting hole, and the sealing washer sets up between the outer wall of fingerprint module main part and the inner wall of mounting hole, and consequently the fingerprint module is whole thinner, and the projection part of fingerprint module main part in its thickness direction can cover the display screen, makes near the frame of fingerprint module narrower, and the holistic screen in terminal accounts for the ratio and improves.

Description

Fingerprint module, installation method of fingerprint module and terminal

Technical Field

The application relates to the technical field of electronic design, in particular to a fingerprint module, an installation method of the fingerprint module and a terminal.

Background

Along with the development of science and technology, more and more terminals appear in people's daily life, in order to guarantee user's information security, set up the fingerprint module in more and more terminals, consequently become one of the key points of this field of personnel's research to the research of fingerprint module.

In the correlation technique, in order to realize guaranteeing the waterproof nature of near position of fingerprint module, the mode that generally adopts is, with fingerprint module from apron back installation, and sets up the support at the fingerprint module back, sets up the one end of rubber pad between support and apron again, and the other end and the fingerprint module of rubber pad are connected to prevent that liquid from getting into inside the terminal from the gap between fingerprint module and the apron.

However, in above-mentioned correlation technique, because rubber pad and support constitute waterproof construction at the fingerprint module back, lead to the fingerprint module whole thick, and need reserve the width of rubber pad, after the display screen in the terminal installed the apron back, the frame broad near terminal fingerprint module leads to the holistic screen of terminal to account for than the decline.

Disclosure of Invention

The application provides an installation method and terminal of fingerprint module, can solve among the correlation technique because the fingerprint module is whole thick, lead to near the frame broad of fingerprint module in the terminal for the holistic screen of terminal accounts for than the technical problem who descends.

First aspect, this application embodiment provides a fingerprint module, and this fingerprint module includes:

the cover plate comprises a front surface and a back surface, a mounting hole is formed in a preset position of the cover plate, and an inner chamfer structure is arranged at one end, close to the front surface, of the inner wall of the mounting hole;

the outer chamfer structure is matched with the inner chamfer structure, so that the fingerprint module main body is accommodated in the mounting hole;

the sealing washer, the sealing washer set up in the outer wall of fingerprint module main part with between the inner wall of mounting hole.

In a second aspect, the installation method of the fingerprint module in the embodiment of the present application is applied to the above fingerprint module, and the method includes:

extending a fingerprint module main body into a mounting hole of a cover plate from the front surface of the cover plate, so that the fingerprint module main body is accommodated in the mounting hole, wherein a sealing ring is arranged in the mounting hole;

after a fixing screw penetrates through a first screw hole in a fixing piece, the fixing screw is screwed to the fingerprint module main body through a second screw hole in the fingerprint module main body, and the edge of the fixing piece is abutted to the back face of the cover plate;

install the display screen laminating the back of apron makes the projection part of fingerprint module main part in its thickness direction covers the display screen.

In a third aspect, an embodiment of the present application provides a terminal, where the terminal includes the fingerprint module and a display screen;

display screen with the back laminating setting of apron in the fingerprint module, just the projection part of fingerprint module main part in its thickness direction covers display screen.

The beneficial effects brought by the technical scheme provided by some embodiments of the application at least comprise:

the application provides an installation method and terminal of fingerprint module, and the fingerprint module includes: the cover plate comprises a front surface and a back surface, a mounting hole is formed in a preset position of the cover plate, and an inner chamfer structure is arranged at one end, close to the front surface, of the inner wall of the mounting hole; the fingerprint module main body, the outer wall of fingerprint module main body is close to the positive one end and has outer chamfer structure, outer chamfer structure and interior chamfer structure cooperation make the fingerprint module main body accept in the mounting hole; and the sealing ring is arranged between the outer wall of the fingerprint module main body and the inner wall of the mounting hole. The outer chamfer structure is matched with the inner chamfer structure, so that the fingerprint module main body is accommodated in the mounting hole, and the mounting of the fingerprint module main body is realized; and the sealing washer sets up between the outer wall of fingerprint module main part and the inner wall of mounting hole, and consequently the fingerprint module is whole thinner, and the fingerprint module main part can cover the display screen at the projection part of its thickness direction for near frame of fingerprint module is narrower, and the holistic screen in terminal accounts for the ratio and improves.

Drawings

In order to more clearly illustrate the embodiments of the present application 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 application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural diagram of a fingerprint module provided in the related art;

fig. 2 is a schematic structural diagram of a fingerprint module according to an embodiment of the present disclosure;

fig. 3 is a schematic structural diagram of a fingerprint module according to another embodiment of the present application;

FIG. 4 is an enlarged schematic view at A in FIG. 3;

fig. 5 is a schematic structural diagram of a fingerprint module according to another embodiment of the present application;

FIG. 6 is an enlarged schematic view at B of FIG. 5;

fig. 7 is a schematic structural diagram of a fingerprint module according to another embodiment of the present application at another angle;

FIG. 8 is an enlarged schematic view at C of FIG. 2;

fig. 9 is a schematic flowchart illustrating an installation method of a fingerprint module according to another embodiment of the present application;

fig. 10 is a schematic structural diagram of a terminal according to another embodiment of the present application.

Detailed Description

In order to make the features and advantages of the present application more obvious and understandable, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a fingerprint module provided in the related art.

As shown in fig. 1, in the related art, since the fingerprint module 100 has no specific fixed design, the fingerprint module is inserted into the mounting hole of the cover plate from the back of the cover plate 120 for the convenience of installation, in order to ensure the waterproof property of the position near the fingerprint module 100, the bracket 130 is arranged on the back of the fingerprint module 100, one end of the rubber pad 140 is arranged between the bracket 130 and the cover plate 120, the other end of the rubber pad 140 is connected with the fingerprint module 100, and thus, liquid is prevented from entering the inside of the terminal from the gap between the fingerprint module 100 and the cover plate 120.

However in above-mentioned correlation technique, because rubber pad 140 and support 130 constitute waterproof construction at the fingerprint module 100 back, lead to fingerprint module 100 whole thick, and need reserve the width of rubber pad 140 at fingerprint module 100 edge annex, after the apron back is installed to display screen 150 in the terminal, display screen 150 can not overlap with the fingerprint module, display screen 150 can only with fingerprint module 100 parallel mount, lead to near frame broad and the terminal holistic screen in terminal to account for than descending.

Referring to fig. 2, fig. 2 is a schematic structural diagram of a fingerprint module according to an embodiment of the present disclosure.

As shown in fig. 2, the fingerprint module 200 includes: a cover plate 210, a fingerprint module main body 220 and a sealing ring 230.

It can be understood that the fingerprint module 200 can be applied to any terminal, so the cover plate 210 can be a main body for interaction between the terminal equipped with the fingerprint module 200 and a user, the cover plate 210 can be made of transparent glass or plastic, the cover plate 210 can be an external screen of the terminal, that is, the cover plate 210 can not include a display circuit and a display component, and the cover plate 210 can protect the safety of electronic components inside the terminal and make the terminal more beautiful.

The cover 210 includes a front surface 211 and a back surface 212, and since the cover 210 needs to be assembled with the display screen 300 and the terminal, after the terminal is assembled, the cover 210 may be divided into the front surface 211 and the back surface 212 according to a terminal use area and a light emitting direction of the display screen 300, where the front surface 211 of the cover 210 may be a surface of the terminal that contacts a user, the terminal may receive a touch operation of the user on the front surface 211 of the cover 210, and the back surface 212 of the cover 210 may be a surface of the terminal that does not contact the user, and meanwhile, visible light emitted by the display screen 300 is first irradiated onto the back surface 212 of the cover 210, then passes through the back surface 212 of the cover 210 to reach the front surface 211 of the cover 210, and finally is emitted.

The cover plate 210 is provided with a mounting hole 213 at a predetermined position, wherein the predetermined position can be arbitrarily set according to practical situations, for example, when the fingerprint module 200 is used in a front surface of a terminal, the mounting hole 213 can be set in a lower area of the cover plate 210 because a finger of a user is generally placed below the front surface after holding the terminal; when the fingerprint module 200 is used in the rear surface of the terminal, since the user holds the terminal and then places his fingers in the middle of the rear surface, the mounting hole 213 may be formed in the middle of the cover 210.

The mounting hole 213 may be a through hole penetrating the cap plate 210, and thus an inner wall of the mounting hole 213 may be divided into two ends, one end being near the front surface 211 of the cap plate 210 and the other end being near the rear surface 212 of the cap plate 210. The end of the inner wall of the mounting hole 213 close to the front surface 211 is provided with an inner chamfer structure 214, wherein the chamfer structure is a structure generated by cutting the edge of the workpiece into a certain inclined plane, and the chamfer structure can facilitate the mounting of the workpiece.

Fingerprint module main part 220 is the part that realizes user's fingerprint data collection, fingerprint module 200 can be various sensors, circuit board and electronic components's combination, wherein fingerprint module main part 220 has the outer wall, its outer wall is including being close to the positive 211 one end of apron 210 and being close to the other end of apron 210 back 212, wherein the outer wall is close to the positive 211 one end of apron 210 and its terminal surface that closes the formation can regard as the data acquisition face of fingerprint module 200, after data acquisition face and user's finger contact, fingerprint module main part 220 can gather user's fingerprint information.

The end of the outer wall of the fingerprint module main body 220 close to the front surface 211 is provided with an outer chamfer structure 222, which is similar to the inner chamfer structure 214 of the inner wall of the mounting hole 213, the outer chamfer structure 222 can also facilitate the mounting of the workpiece, and because of the chamfer structure formed on the outer wall of the fingerprint module main body 220, the perpendicular lines at each position on the inclined plane of the chamfer structure are in an outward diffusion state, so the chamfer structure of the end of the outer wall of the fingerprint module main body 220 close to the front surface 211 of the cover plate 210 is called as the outer chamfer structure 222.

Optionally, when installing fingerprint module main part 220 and apron 210, can set up the front 211 that the data acquisition face of fingerprint module main part 220 kept away from apron 210, and stretch into the mounting hole 213 of apron 210 with fingerprint module main part 220 from the front 211 of apron 210, because the one end that the inner wall of mounting hole 213 is close to front 211 has interior chamfer structure 214, and the one end that the outer wall of fingerprint module main part 220 is close to front 211 has outer chamfer structure 222, consequently outer chamfer structure 222 makes fingerprint module main part 220 accept in mounting hole 213 with the cooperation of interior chamfer structure 214, thereby accomplished fingerprint module main part 220 and with the installation between the apron 210.

The installation and assembly process of the fingerprint module main body 220 and the cover plate 210 can be known, the fingerprint module main body 220 is installed from the front 211 of the cover plate 210, and the installation has the advantages that on one hand, because the back 212 of the cover plate 210 is provided with the display screen 300 and other electronic components, when the fingerprint module main body 220 is installed from the back 212 of the cover plate 210, the installation process is complex, the front 211 of the cover plate 210 is not shielded by the components, the process for installing the fingerprint module main body 220 from the front 211 of the cover plate 210 is simple, and the whole assembly efficiency of the fingerprint module 200 is improved; on the other hand, also made things convenient for the dismantlement between fingerprint module main part 220 and the apron 210, improved fingerprint module 200's the efficiency of reprocessing.

Optionally, in order to achieve the waterproof of the fingerprint module 200, the fingerprint module 200 may further include a sealing ring 230, and the shape of the sealing ring 230 may be annular, or may be similar to the shape of the outer wall of the fingerprint module main body 220, or may also be similar to the shape of the inner wall of the mounting hole 213. The sealing ring 230 may be made of any material having waterproof performance, the sealing ring 230 is disposed between the outer wall of the fingerprint module main body 220 and the inner wall of the mounting hole 213, and the sealing ring 230 may prevent water on the front surface 211 of the cover plate 210 from entering the inside of the terminal from the gap between the outer wall of the fingerprint module main body 220 and the inner wall of the mounting hole 213, thereby achieving waterproof performance of the fingerprint module 200. For example, the sealing ring 230 may be disposed between an end of the outer wall of the fingerprint module main body 220 close to the front 211 of the cover 210 and an end of the inner wall of the mounting hole 213 close to the front 211 of the cover 210, or the sealing ring 230 may be disposed between an end of the outer wall of the fingerprint module main body 220 close to the back 212 of the cover 210 and an end of the inner wall of the mounting hole 213 close to the back 212 of the cover 210.

Because sealing washer 230 sets up between the outer wall of fingerprint module main part 220 and the inner wall of mounting hole 213, on the one hand, the watertight fittings of fingerprint module 200 has been simplified, consequently there is not waterproof part on the terminal surface of the one end that fingerprint module main part 220 is close to apron 210, make fingerprint module 200 thinner in the thickness direction (from fingerprint module main part 220 be close to the direction that the front 211 one end of apron 210 points to fingerprint module main part 220 and is close to the back 212 one end of apron 210), then follow-up when installing display screen 300 at the back 212 of apron 210, fingerprint module main part 220 can cover display screen 300 at the projection part of its thickness direction; on the other hand, need not reserve waterproof installation space in fingerprint module main part 220's periphery, above-mentioned two designs all can make near fingerprint module 200 the frame narrower, and the holistic screen of terminal accounts for the ratio and improves.

In this application embodiment, the fingerprint module includes: the cover plate comprises a front surface and a back surface, a mounting hole is formed in a preset position of the cover plate, and an inner chamfer structure is arranged at one end, close to the front surface, of the inner wall of the mounting hole; the fingerprint module main body, the outer wall of fingerprint module main body is close to the positive one end and has outer chamfer structure, outer chamfer structure and interior chamfer structure cooperation make the fingerprint module main body accept in the mounting hole; and the sealing ring is arranged between the outer wall of the fingerprint module main body and the inner wall of the mounting hole. The outer chamfer structure is matched with the inner chamfer structure, so that the fingerprint module main body is accommodated in the mounting hole, and the mounting of the fingerprint module main body is realized; and the sealing washer sets up between the outer wall of fingerprint module main part and the inner wall of mounting hole, and consequently the fingerprint module is whole thinner, and the fingerprint module main part can cover the display screen at the projection part of its thickness direction for near frame of fingerprint module is narrower, and the holistic screen in terminal accounts for the ratio and improves.

Referring to fig. 3 and 4, fig. 3 is a schematic structural diagram of a fingerprint module according to another embodiment of the present application; fig. 4 is an enlarged schematic view of a portion a of fig. 3.

As shown in fig. 3, in the embodiment of the present application, an annular limiting groove 223 is formed at one end of the outer wall of the fingerprint module main body 220 close to the back surface 212, wherein the limiting groove 223 may be an annular groove that is communicated end to end, and the cross-sectional diameter of the limiting groove 223 and the depth of the limiting groove 223 may be set according to the cross-sectional diameter of the sealing ring 230, so that the cross-sectional diameter of the limiting groove 223 is not smaller than the cross-sectional diameter of the sealing ring 230, and the depth of the limiting groove 223 is smaller than the cross-sectional diameter of the sealing. For example, the sectional diameter of the stopper groove 223 may be set to be the same as the sectional diameter of the seal ring 230, and the depth of the stopper groove 223 may be set to be half the sectional diameter of the seal ring 230.

As shown in fig. 4, the sealing ring 230 may be disposed in the limiting groove 223, when the depth of the limiting groove 223 is smaller than the cross-sectional diameter of the sealing ring 230, the sealing ring 230 is not entirely disposed in the limiting groove 223, and a portion of the sealing ring 230 is exposed out of the limiting groove 223, so that the portion of the sealing ring 230 exposed out of the limiting groove 223 abuts against one end of the inner wall of the mounting hole 213 near the back surface 212. Due to the existence of the limiting groove 223, the sealing ring 230 can be accommodated in the limiting groove 223, so that the sealing ring 230 cannot move randomly, and the sealing ring 230 is convenient to mount.

Referring to fig. 5 and 6, fig. 5 is a schematic structural diagram of a fingerprint module according to another embodiment of the present application; fig. 6 is an enlarged schematic view of fig. 5 at B.

Similarly, as shown in fig. 5, in the embodiment of the present application, one end of the inner wall of the mounting hole 213 close to the back surface 212 is provided with an annular limiting groove 224, wherein the limiting groove 224 may be an annular groove that communicates end to end, and the cross-sectional diameter of the limiting groove 224 and the depth of the limiting groove 224 may be set according to the cross-sectional diameter of the sealing ring 230, so that the cross-sectional diameter of the limiting groove 224 is not smaller than the cross-sectional diameter of the sealing ring 230, and the depth of the limiting groove 224 is smaller than the cross-sectional diameter of the sealing ring 230. For example, the cross-sectional diameter of the stopper groove 224 may be set to be the same as the cross-sectional diameter of the seal ring 230, and the depth of the stopper groove 224 may be set to be half the cross-sectional diameter of the seal ring 230.

As shown in fig. 6, the sealing ring 230 may be disposed in the limiting groove 224, when the depth of the limiting groove 224 is smaller than the cross-sectional diameter of the sealing ring 230, the sealing ring 230 is not entirely disposed in the limiting groove 224, and a portion of the sealing ring 230 is exposed out of the limiting groove 224, such that the portion of the sealing ring 230 exposed out of the limiting groove 224 abuts against one end of the outer wall of the fingerprint module main body 220 near the back surface 212. Due to the existence of the limit groove 224, the sealing ring 230 can be accommodated in the limit groove 224, so that the sealing ring 230 cannot move randomly, and the installation of the sealing ring 230 is facilitated.

Optionally, the sealing ring 230 is a material with elasticity, for example, the sealing ring 230 can be made of elastic rubber, and the section diameter of the fingerprint module main body 220 can be set slightly smaller than the section diameter of the inner wall of the corresponding mounting hole 213, so that after the sealing ring 230 is installed between the outer wall of the fingerprint module main body 220 and the inner wall of the mounting hole 213, the sealing ring 230 is in interference fit with the outer wall of the fingerprint module main body 220 and the inner wall of the mounting hole 213, and the waterproof performance of the fingerprint module 200 is improved.

Referring to fig. 7, fig. 7 is a schematic structural diagram of a fingerprint module according to another embodiment of the present application from another angle.

As shown in fig. 7, the fingerprint module 200 further includes: a set screw 240 and a set member 250.

The fixing member 250 is provided with a first screw hole 2501 therethrough, one end of the fingerprint module main body 220 close to the back surface 212 of the cover plate 210 is provided with a second screw hole 225, the second screw hole 225 may be a screw hole not penetrating through the fingerprint module main body 220, and the first screw hole 2501 and the second screw hole 225 may be screw holes of the same specification.

The screw threads of the fixing screw 240 may be engaged with the first screw hole 2501 and the second screw hole 225, such that the fixing screw 240 is screwed to the fingerprint module body 220 through the second screw hole 225 after passing through the first screw hole 2501 from the back surface 212 of the cover plate 210, the fixing member 250 may have a certain width, and the fixing member 250 has an edge bent toward the cover plate 210, the edge bent toward the cover plate 210 is exposed on the cover plate 210, that is, a projection of the edge bent toward the cover plate 210 of the fixing member 250 on the cover plate 210 covers the cover plate 210, such that the edge bent toward the cover plate 210 of the fixing member 250 abuts against the back surface 212 of the cover plate 210.

When the outer chamfer structure 222 is engaged with the inner chamfer structure 214 to allow the fingerprint module main body 220 to be received in the mounting hole 213, the fixing screws 240 can fix the fixing member 250 and the fingerprint module 200 together through the first screw holes 2501 and the second screw holes 225, and the edge of the fixing member 250 abuts against the back surface 212 of the cover plate 210, i.e. the fixing member 250 fixes the fingerprint module main body 220 and the cover plate 210 together from the back surface 212 of the cover plate 210, so as to effectively prevent the fingerprint module main body 220 from falling off from the mounting hole 213.

Optionally, a plurality of first screw holes 2501 may be further disposed on the fixing member 250, and a plurality of second screw holes 225 are correspondingly disposed at an end of the fingerprint module main body 220 close to the back surface 212 of the cover plate 210, so that a plurality of fixing screws 240 may be respectively used to connect the first screw holes 2501 with the corresponding second screw holes 225, so as to further improve the stability of fixing the fingerprint module main body 220 and the cover plate 210 together.

Referring to fig. 8, fig. 8 is an enlarged view of a point C in fig. 2.

As shown in fig. 8, the inner chamfer structure 214 includes an annular first inclined surface 2141, wherein a width of the first inclined surface 2141 is a predetermined width, an included angle between the first inclined surface 2141 and the thickness direction of the lid plate 210 is a predetermined angle, the predetermined angle is greater than 0 degree, and the predetermined angle is less than or equal to 90 degrees.

The outer chamfer structure 222 includes an annular second inclined surface 2221, wherein the width of the second inclined surface 2221 is a predetermined width, and an included angle between the second inclined surface 221 and the thickness direction of the fingerprint module main body 220 is a predetermined angle, that is, the widths of the first inclined surface 2141 and the second inclined surface 2221 are the same, the included angle between the first inclined surface 2141 and the thickness direction of the cover plate 210 is the same, and the included angle between the second inclined surface 2221 and the thickness direction of the fingerprint module main body 220 is the same. Therefore, the outer chamfer structure 222 and the inner chamfer structure 214 can be attached more tightly, on one hand, the gap between the fingerprint module main body 220 and the cover plate 210 can be smaller, and small particles such as dust and the like can be prevented from entering the terminal; on the other hand, the terminal can be more flat and beautiful.

Optionally, the first inclined surface 2141 is provided with a first protrusion, and the second inclined surface 2221 is provided with a first groove matched with the first protrusion; and/or a second groove is arranged on the first inclined surface 2141, and a second protrusion matched with the second groove is arranged on the second inclined surface 2221. When the outer chamfer structure 222 is matched with the inner chamfer structure 214 to accommodate the fingerprint module main body 220 in the mounting hole 213, the first protrusion is matched with the first groove, and/or the second protrusion is matched with the second groove to firmly attach the outer chamfer structure 222 to the inner chamfer structure 214, so that the mounting stability between the fingerprint module main body 220 and the cover plate 210 is improved.

In the description of the present application, it is to be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art. Further, in the description of the present application, "a plurality" means two or more unless otherwise specified. "and/or" describes the association relationship of the associated objects, meaning that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship.

Referring to fig. 9, fig. 9 is a schematic flowchart illustrating a method for installing a fingerprint module according to another embodiment of the present application, in which the fingerprint module according to the above embodiment is applied.

As shown in fig. 9, the method includes:

s901, stretch into the mounting hole of apron with fingerprint module main part from the front of apron for fingerprint module main part is acceptd in the mounting hole, is provided with the sealing washer wherein in the mounting hole.

Because the inner wall of mounting hole is close to positive one end and has interior chamfer structure, and the outer wall of fingerprint module main part is close to positive one end and has outer chamfer structure, consequently outer chamfer structure and interior chamfer structure cooperation make fingerprint module main part accept in the mounting hole. And because be provided with the sealing washer in the mounting hole, so make the sealing washer set up between the outer wall of fingerprint module main part and the inner wall of mounting hole, accomplished fingerprint module main part from this and lapped first step installation.

S902, pass behind the first screw on the mounting with the fixed screw to pass through the second screw spiro union in fingerprint module main part with the fixed screw in fingerprint module main part, make the back of the marginal butt apron of mounting.

When the outer chamfer structure and the cooperation of interior chamfer structure make fingerprint module main part accept behind the mounting hole, the fixed screw can be in the same place the mounting with fingerprint module through first screw and second screw is fixed, and the back of the marginal butt apron of mounting, also the mounting is fixed fingerprint module main part and apron from the back of apron together, can prevent effectively like this that fingerprint module main part from droing from the mounting hole.

S903, the display screen is attached to the back face of the cover plate, and the projection part of the fingerprint module main body in the thickness direction covers the display screen.

Because the sealing washer sets up between the outer wall of fingerprint module main part and the inner wall of mounting hole, on the one hand, the watertight fittings of fingerprint module has been simplified, consequently there can not be waterproof part on the terminal surface of the one end that the fingerprint module main part is close to the apron, make the fingerprint module thinner in the thickness direction (from the direction that the positive one end of fingerprint module main part is close to the front one end of apron points to the fingerprint module main part and is close to the back one end of apron), then follow-up when the back installation display screen of apron, the projection part of fingerprint module main part in its thickness direction can cover the display screen; on the other hand, need not reserve waterproof installation space in the periphery of fingerprint module main part, above-mentioned two designs all can be so that near the frame of fingerprint module is narrower, and the holistic screen in terminal accounts for the ratio and improves.

Optionally, step S902 and step S903 may be interchanged, that is, the display screen is attached to the back of the cover plate, so that the projection portion of the fingerprint module main body in the thickness direction of the fingerprint module main body covers the display screen, and then the fixing screw passes through the first screw hole of the fixing member and is screwed to the fingerprint module main body through the second screw hole of the fingerprint module main body, so that the edge of the fixing member abuts against the back of the cover plate. In practical cases, the implementation sequence of step S902 and step S903 may be selected according to the requirement in production.

Referring to fig. 10, fig. 10 is a schematic structural diagram of a terminal according to another embodiment of the present application.

As shown in fig. 10, the terminal 1000 at least includes the fingerprint module 200 and the display screen 300. Wherein, the back laminating setting of the apron in display screen 300 and the fingerprint module 200, and the projection part of fingerprint module 200 main part in its thickness direction covers display screen. This design all can be so that the frame near fingerprint module 200 is narrower, and the holistic screen of terminal accounts for the ratio and improves.

In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, a division of modules is merely a division of logical functions, and an actual implementation may have another division, for example, a plurality of modules or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or modules, and may be in an electrical, mechanical or other form.

Modules described as separate parts may or may not be physically separate, and parts displayed as modules may or may not be physical modules, may be located in one place, or may be distributed on a plurality of network modules. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.

In addition, functional modules in the embodiments of the present application may be integrated into one processing module, or each of the modules may exist alone physically, or two or more modules are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode.

The integrated module, if implemented in the form of a software functional module and sold or used as a separate product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present application may be substantially implemented or contributed to by the prior art, or all or part of the technical solution may be embodied in a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method of the embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.

It should be noted that, for the sake of simplicity, the above-mentioned method embodiments are described as a series of acts or combinations, but those skilled in the art should understand that the present application is not limited by the described order of acts, as some steps may be performed in other orders or simultaneously according to the present application. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that the acts and modules referred to are not necessarily required in this application.

In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

In view of the above description of the fingerprint module, the installation method of the fingerprint module, and the terminal provided in the present application, for those skilled in the art, according to the ideas of the embodiments of the present application, there are changes in the specific implementation manners and the application ranges.

Claims (10)

1. The utility model provides a fingerprint module, its characterized in that, the fingerprint module includes:

the cover plate comprises a front surface and a back surface, a mounting hole is formed in a preset position of the cover plate, and an inner chamfer structure is arranged at one end, close to the front surface, of the inner wall of the mounting hole;

the outer chamfer structure is matched with the inner chamfer structure, so that the fingerprint module main body is accommodated in the mounting hole;

the sealing washer, the sealing washer set up in the outer wall of fingerprint module main part with between the inner wall of mounting hole.

2. The fingerprint module of claim 1, wherein an annular retaining groove is formed at one end of the outer wall of the fingerprint module body, which is close to the back surface;

the sealing ring is arranged in the limiting groove and abutted against one end, close to the back, of the inner wall of the mounting hole.

3. The fingerprint module of claim 1, wherein an end of the inner wall of the mounting hole near the back face has an annular limiting groove;

the sealing washer set up in spacing inslot and butt the outer wall of fingerprint module main part is close to the one end at the back.

4. The fingerprint module of any one of claims 1 to 3, wherein the sealing ring is made of a resilient material, and the sealing ring is in interference fit with the outer wall of the fingerprint module body and the inner wall of the mounting hole.

5. The fingerprint module of claim 1, wherein the fingerprint module further comprises: a fixing screw and a fixing piece;

the fixing piece is provided with a first screw hole which penetrates through the fixing piece;

a second screw hole is formed in one end, close to the back face of the cover plate, of the fingerprint module main body;

the fixing screw penetrates through the first screw hole and then is in screwed connection with the fingerprint module main body through the second screw hole, so that the edge of the fixing piece is abutted to the back face of the cover plate.

6. The fingerprint module of claim 1, wherein the inner chamfer structure comprises an annular first chamfer;

the width on first inclined plane is for predetermineeing the width, first inclined plane with contained angle between the apron thickness direction is for predetermineeing the angle, predetermine the angle and be greater than 0 degree, just it is less than or equal to 90 degrees to predetermine the angle.

7. The fingerprint module of claim 6, wherein the outer chamfer structure comprises an annular second chamfer;

the width on second inclined plane does preset the width, the second inclined plane with contained angle between the fingerprint module main part thickness direction does preset the angle.

8. The fingerprint module of claim 7, wherein the first inclined surface is provided with a first protrusion, and the second inclined surface is provided with a first groove engaged with the first protrusion; and/or

The first inclined plane is provided with a second groove, and the second inclined plane is provided with a second bulge matched with the second groove.

9. A method for installing a fingerprint module, applied to the fingerprint module of any one of claims 1 to 8, the method comprising:

extending a fingerprint module main body into a mounting hole of a cover plate from the front surface of the cover plate, so that the fingerprint module main body is accommodated in the mounting hole, wherein a sealing ring is arranged in the mounting hole;

after a fixing screw penetrates through a first screw hole in a fixing piece, the fixing screw is screwed to the fingerprint module main body through a second screw hole in the fingerprint module main body, and the edge of the fixing piece is abutted to the back face of the cover plate;

install the display screen laminating the back of apron makes the projection part of fingerprint module main part in its thickness direction covers the display screen.

10. A terminal, characterized in that the terminal comprises at least the fingerprint module of any one of claims 1 to 8 and a display screen;

display screen with the back laminating setting of apron in the fingerprint module, just the projection part of fingerprint module main part in its thickness direction covers display screen.

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