CN206195882U - Shells assembly and terminal at terminal - Google Patents

Abstract

The utility model discloses a shell assembly of a terminal and a terminal. The housing assembly includes: a housing with a fingerprint input area; an optical path adjustment element, which is located in the housing and is suitable for changing the direction of light passing through it; and an optical fingerprint sensor, which is arranged in the housing. At least part of the light emitted from the optical fingerprint sensor travels among the optical fingerprint sensor, the optical path adjustment element, and the fingerprint input area to collect fingerprint information located in the fingerprint input area. According to the housing assembly of the terminal of the present invention, an optical fingerprint sensor for collecting fingerprint information is arranged in the housing, and an optical path adjustment element is used to adjust the transmission path of light, thereby reducing the dependence of the optical fingerprint sensor on the size of the space, The terminal can flexibly select the position of the optical fingerprint sensor according to the characteristics of its own components to meet the design requirements of the terminal.

Description

Terminal housing assembly and terminal

technical field

The utility model relates to the technical field of terminals, in particular to a shell assembly of a terminal and a terminal.

Background technique

In related technologies, most of the fingerprint modules are installed on the front cover or back cover of the terminal, but this will affect the appearance of the terminal. Therefore, it has become a development trend of the terminal to install the fingerprint module on the side wall of the terminal, but , setting the fingerprint module on the side wall of the terminal will increase the overall thickness of the terminal.

Utility model content

The utility model aims to solve one of the technical problems in the related art at least to a certain extent. For this reason, the utility model proposes a terminal housing assembly, which has the advantage of small thickness.

The utility model also proposes a terminal, which includes the housing assembly of the above-mentioned terminal.

The housing assembly of a terminal according to an embodiment of the present invention includes: a housing with a fingerprint input area; an optical path adjustment element located in the housing and adapted to change the light passing through it direction; and an optical fingerprint sensor, the optical fingerprint sensor is arranged in the housing, at least part of the light emitted from the optical fingerprint sensor passes through the optical fingerprint sensor, the optical path adjustment element, the fingerprint input Propagate between areas to collect fingerprint information located in the fingerprint input area.

According to the housing assembly of the terminal according to the embodiment of the utility model, an optical fingerprint sensor for collecting fingerprint information is arranged in the housing, and an optical path adjustment element is used to adjust the transmission path of light, thereby reducing the impact of the optical fingerprint sensor on the size of the space. Dependence, the terminal can flexibly select the position of the optical fingerprint sensor according to the characteristics of its own components to meet the design requirements of the terminal.

According to an embodiment of the present invention, the housing has an opening, and the housing assembly further includes: a transparent shielding plate for shielding the opening, the transparent shielding plate is arranged on the housing and is Constructed into the fingerprint input area, the surface of the transparent shielding plate facing the inside of the housing and the surface on it facing the outside of the housing are both plane and parallel to each other, and the light emitted from the optical fingerprint sensor passes through The optical path adjustment element is vertically incident on the transparent shielding plate.

According to an embodiment of the present invention, the outer surface of the transparent shielding plate facing the outside of the housing is flush with the outer surface of the housing.

According to an embodiment of the present utility model, an engaging groove is provided at the opening, and the transparent shielding plate is arranged in the engaging groove.

According to an embodiment of the present invention, a first adhesive layer is laid on the wall surface of the housing corresponding to the engaging groove, and the transparent shielding plate is bonded to the first adhesive layer.

According to an embodiment of the present invention, the housing includes: a front cover, on which the display screen of the terminal is suitable to be embedded; a rear cover, where the rear cover is fastened to the front cover A cavity is defined, an embedding groove is provided on the surface of the back cover facing the inner side of the cavity, and the optical fingerprint sensor is embedded in the embedding groove.

According to an embodiment of the present invention, a second adhesive layer is provided on the wall surface of the rear cover corresponding to the embedding groove, and the optical fingerprint sensor is bonded to the second adhesive layer.

According to an embodiment of the present utility model, the optical path adjustment element is embedded on the front cover.

According to an embodiment of the present invention, the fingerprint input area is located on a side wall of the housing adjacent to the display screen.

According to an embodiment of the present invention, the included angle between the optical fingerprint sensor and the rear cover is β, and the β satisfies: 0°≤β≤45°.

A terminal according to an embodiment of the present utility model includes the housing assembly of the above-mentioned terminal.

According to the terminal of the embodiment of the utility model, by setting an optical fingerprint sensor for collecting fingerprint information in the housing, and using an optical path adjustment element to adjust the transmission path of light, thereby reducing the dependence of the optical fingerprint sensor on the size of the space, the terminal can According to the characteristics of its own components, the position of the optical fingerprint sensor can be flexibly selected to meet the design requirements of the terminal.

Description of drawings

FIG. 1 is a schematic structural diagram of a terminal according to an embodiment of the present invention;

2 is a cross-sectional view of a housing assembly according to an embodiment of the present invention;

Fig. 3 is a cross-sectional view of a housing assembly according to an embodiment of the present invention.

Reference signs:

Terminal 1000,

housing assembly 100,

Housing 1, front cover 11, display screen 111, cover plate 112,

The back cover 12 is embedded in the groove 121,

chamber 13,

opening 14, engaging groove 141,

optical fingerprint sensor 2,

Optical path adjustment element 3, reflective surface 31,

Transparent shielding plate 4, inner surface 41, outer surface 42, fingerprint input area 42 ',

first ray 5, second ray 6,

PCB board7.

detailed description

Embodiments of the invention are described in detail below, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the figures are exemplary and are intended to explain the present invention, but should not be construed as limiting the present invention.

In the description of the present utility model, it should be understood that the terms "transverse", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", The orientation or positional relationship indicated by "vertical", "horizontal", "top", "bottom", "inner", "outer", and "circumferential" are based on the orientation or positional relationship shown in the drawings, and are only for the purpose of It is convenient to describe the utility model and simplify the description, but not to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation of the utility model.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In the description of the present utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

In this utility model, unless otherwise specified and limited, terms such as "installation", "connection", "connection" and "fixation" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrated; it can be mechanically connected, or electrically connected, or can communicate with each other; it can be directly connected, or indirectly connected through an intermediary, and it can be the internal communication of two components or the interaction relationship between two components , unless expressly defined otherwise. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

The housing assembly 100 of the terminal 1000 according to the embodiment of the present invention will be described below with reference to FIGS. 1-3 .

As shown in FIGS. 1-3 , a housing assembly 100 of a terminal 1000 according to an embodiment of the present invention includes: a housing 1 , an optical fingerprint sensor 2 and an optical path adjustment element 3 .

Specifically, the housing 1 has a fingerprint input area 42', and a finger can be placed in the fingerprint input area 42'. The optical path adjustment element 3 is located in the housing 1 and is suitable for changing the direction of the light passing through it. It should be noted that when light irradiates the optical path adjustment element 3 , the optical path adjustment element 3 can change the path of at least part of the light. It should be noted that the optical path adjustment element 3 can make the light propagate from the optical fingerprint sensor 2 along a predetermined path, and the optical path adjustment element 3 can be a reflective mirror or a refracting mirror, as long as it can satisfy the optical path adjustment.

The optical fingerprint sensor 2 is arranged in the housing 1, and at least part of the light emitted from the optical fingerprint sensor 2 propagates between the optical fingerprint sensor 2, the optical path adjustment element 3, and the fingerprint input area 42' to collect fingerprints located in the fingerprint input area 42'. Fingerprint information in . As shown in FIG. 2, when a finger is placed in the fingerprint input area 42', the first light 5 emitted from the optical fingerprint sensor 2 passes through the optical path adjustment element 3 and then irradiates the fingerprint input area 42'; As shown in Figure 3, the light reflected by the finger is the second light 6, and the second light 6 first passes through the optical path adjustment element 3 along the path shown in Figure 3, and then irradiates the optical fingerprint sensor 2, The optical fingerprint sensor 2 can image the user's fingerprint according to the returned light information, and then obtain the user's fingerprint pattern.

According to the shell assembly 100 of the terminal 1000 in the embodiment of the present invention, the optical fingerprint sensor 2 for collecting fingerprint information is arranged in the shell 1, and the optical path adjustment element 3 is used to adjust the transmission path of the light, thereby reducing the optical The fingerprint sensor 2 depends on the size of the space, and the terminal 1000 can flexibly select the position of the optical fingerprint sensor 2 according to the characteristics of its own components, so as to meet the design requirements of the terminal 1000 .

According to an embodiment of the present utility model, the housing 1 has an opening 14, and the housing assembly 100 further includes: a transparent shielding plate 4 for covering the opening 14, the transparent shielding plate 4 is arranged on the housing 1 and is configured as a fingerprint In the input area 42', the surface of the transparent shielding plate 4 facing the inside of the housing 1 (i.e. the inner surface shown in Figure 2 and Figure 3) and the surface on it facing the outside of the housing 1 (i.e. as shown in Figure 2 and Figure 3 The outer surfaces shown) are plane and parallel to each other, and the light emitted from the optical fingerprint sensor 2 is vertically incident on the transparent shielding plate 4 after passing through the optical path adjustment element 3 . By setting the transparent shielding plate 4, the light emitted from the optical fingerprint sensor 2 can penetrate the fingerprint input area 42', thereby improving the fingerprint collection efficiency of the optical fingerprint sensor 2.

As shown in FIGS. 1-3 , the utility model in an embodiment of the utility model includes a housing 1 , an optical fingerprint sensor 2 and an optical path adjustment element 3 .

Specifically, the housing 1 has a chamber 13, the side wall of the housing 1 has an opening 14, the optical fingerprint sensor 2 is arranged in the chamber 13 for collecting fingerprint information, the optical path adjustment element 3 is located in the chamber 13, The light emitted from the optical fingerprint sensor 2 and emitted in a direction perpendicular to the optical fingerprint sensor 2 is the first light 5, and the first light 5 is reflected by the optical path adjustment element 3 and then emitted from the opening 14 to the outside of the chamber 13 The light outside the chamber 13 and entering the optical path adjusting element 3 from the opening 14 is the second light 6 , and the path of the second light 6 is consistent with that of the first light 5 .

When the user puts his finger on the opening 14, the optical fingerprint sensor 2 emits a light source, and the emitted light is the first light 5, and the first light 5 is emitted in a direction perpendicular to the optical fingerprint sensor 2, and the first light 5 passes through the optical path adjustment element 3 After reflection, it is emitted from the opening 14 to the surface of the fingerprint. After the first light 5 reaches the surface of the fingerprint, it is reflected back, and the reflected light is the second light 6. The second light 6 is reflected to the optical fingerprint sensor 2 through the optical path adjustment element 3 On, the optical fingerprint sensor 2 can capture the user's fingerprint image.

The path of the second light 6 is consistent with the path of the first light 5, that is, the reflected second light 6 is reflected on the optical fingerprint sensor 2 along the emission direction of the first light 5, and the second light 6 reflected by the optical path adjustment element 3 Incident along the direction perpendicular to the optical fingerprint sensor 2, the optical fingerprint sensor 2 can acquire the user's fingerprint image.

It should be noted that the optical fingerprint sensor 2 mainly uses the principle of refraction and reflection of light. The light shoots from the bottom to the triangular prism and exits through the prism. The brightness of the light will be different. CMOS (Complementary Metal Oxide Semiconductor) or CCD (Charge Coupled Device) optical devices will collect image information of different levels of light and dark, and then complete the collection of fingerprints.

According to the housing assembly 100 of the terminal 1000 according to the embodiment of the present invention, the optical fingerprint sensor 2 for collecting fingerprint information is arranged in the housing 1, and the first light emitted by the optical fingerprint sensor 2 is transmitted by the optical path adjustment element 3 5 is reflected to the opening 14 on the side wall of the housing 1, not only can fingerprints be collected on the side of the housing 1, but the integrity of the housing assembly 100 is increased, thereby increasing the aesthetics of the housing assembly 100, and at the same time, it can avoid The optical fingerprint sensor 2 is arranged parallel to the side wall of the housing 1, so that the housing assembly 100 is not limited by the area width of the optical fingerprint sensor 2, and the thickness of the housing assembly 100 can be reduced to meet the needs of users.

In some embodiments of the present invention, as shown in Fig. 2 and Fig. 3, the housing assembly 100 further includes a transparent shielding plate 4, the transparent shielding plate 4 is arranged on the housing 1 to shield the opening 14, the transparent shielding plate 4 can Play the role of dustproof and waterproof, prevent the dust or liquid outside the housing 1 from entering the chamber 13 through the opening 14, thereby preventing the components in the chamber 13 from being damaged, and at the same time can increase the appearance of the housing assembly 100 sex.

In addition, as shown in FIGS. 2 and 3 , the surface of the transparent shielding plate 4 facing inside the chamber 13 is an inner surface 41, the surface of the transparent shielding plate 4 facing outside the chamber 13 is an outer surface 42, and the inner surface 41 and the outer surface The surfaces 42 are all plane and parallel to each other, and the first light 5 is incident on the transparent shielding plate 4 along a direction perpendicular to the inner surface 41 of the transparent shielding plate 4 . When the first light 5 is incident on the transparent shielding plate 4 along the direction perpendicular to the inner surface 41 of the transparent shielding plate 4, the first light 5 will be emitted along the direction perpendicular to the outer surface 42 of the transparent shielding plate 4, and pass through the transparent shielding plate 4. Before and after the plate 4, the direction of the first light 5 remains unchanged, so that the direction of the first light 5 passing through the transparent shielding plate 4 and reaching the surface of the fingerprint remains unchanged. After the first light 5 reaches the surface of the fingerprint, it is reflected back, and the reflected light is the second light 6. After the second light 6 passes through the transparent shield 4 along the direction perpendicular to the outer surface 42 of the transparent shield 4, the direction remains unchanged. , and then reflected to the optical fingerprint sensor 2 through the optical path adjustment element 3, the optical fingerprint sensor 2 can accurately capture the fingerprint image of the user.

Further, the outer surface 42 of the transparent shielding plate 4 is flush with the wall surface of the side wall of the casing 1 facing the outside of the chamber 13 . Thus, the aesthetics of the housing assembly 100 can be increased.

In some embodiments of the present invention, as shown in FIG. 2 and FIG. 3 , an engaging groove 141 is provided at the opening 14 , and the transparent shielding plate 4 is disposed in the engaging groove 141 . This can improve the reliability of fixing the transparent shielding plate 4. At the same time, when the transparent shielding plate 4 is embedded in the engaging groove 141, the direction of the outer surface 42 of the transparent shielding plate 4 and the side wall of the housing 1 can also be adjusted. The wall surface outside the chamber 13 is even, thereby increasing the aesthetics of the housing assembly 100 .

Further, a first adhesive layer is laid on the side wall of the housing 1 corresponding to the engaging groove 141 , and the transparent shielding plate 4 is adhered to the first adhesive layer. That is to say, the first adhesive layer is laid on the inner peripheral wall and the bottom wall of the engaging groove 141, and the outer peripheral wall of the transparent shielding plate 4 can be bonded with the inner peripheral wall of the engaging groove 141 through the first adhesive layer, transparently blocking Part of the inner surface 41 of the board 4 is bonded to the bottom wall of the engaging groove 141 through the first adhesive layer. Thus, the transparent shielding plate 4 can be firmly fixed in the engagement groove 141 , preventing the transparent shielding plate 4 from detaching from the side wall of the housing 1 , and at the same time improving the waterproof and dustproof effects of the transparent shielding plate 4 .

In some embodiments of the present invention, as shown in FIG. 2 and FIG. 3 , the housing 1 includes a front cover 11 and a rear cover 12 , the display screen 111 of the terminal 1000 is suitable for being embedded in the front cover 11 , and the rear cover 12 Fastened with the front cover 11 to define a cavity 13 , the rear cover 12 is provided with an embedding groove 121 on a surface facing the inner side of the cavity 13 , and the optical fingerprint sensor 2 is embedded in the embedding groove 121 . Thus, the optical fingerprint sensor 2 can be firmly fixed on the surface of the rear cover 12 facing the inside of the cavity 13 , ensuring the reliability of the optical fingerprint sensor 2 .

Further, a second adhesive layer is provided on the wall surface of the rear cover 12 corresponding to the embedding groove 121 , and the optical fingerprint sensor 2 is adhered to the second adhesive layer. That is to say, the inner peripheral wall and the bottom wall of the embedding groove 121 are provided with a second adhesive layer, the outer peripheral wall of the optical fingerprint sensor 2 and the inner peripheral wall of the embedding groove 121, and the surface of the optical fingerprint sensor 2 opposite to the rear cover 12 It can be bonded with the bottom wall of the embedding groove 121 through a second adhesive layer. Thus, the optical fingerprint sensor 2 can be firmly fixed in the embedding groove 121 , thereby ensuring the reliability of the optical fingerprint sensor 2 .

Further, as shown in FIG. 2 and FIG. 3 , the housing assembly 100 also includes a PCB board 7 , the PCB board 7 is embedded in the insertion groove 121 and is located between the optical fingerprint sensor 2 and the bottom wall of the insertion groove 121 , the PCB Board 7 may be electrically connected with optical fingerprint sensor 2 .

As shown in FIGS. 2 and 3 , the optical path adjustment element 3 is embedded on the front cover 11 . Thus, the optical path adjustment element 3 can be fixed in the chamber 13 of the housing 1, ensuring that the first light 5 emitted by the optical fingerprint sensor 2 can be reflected by the optical path adjustment element 3 and then shoot toward the opening 14, and ensure that the light from the opening 14 The second light 6 reflected by the optical path adjustment element 3 can be vertically directed to the optical fingerprint sensor 2 after being reflected by the optical path adjustment element 3, so as to ensure the reliability of the optical fingerprint sensor 2.

For example, in the example shown in Fig. 2 and Fig. 3, the surface of the front cover 11 facing the inner side of the chamber is provided with an embedded groove 121, the cross section of the optical path adjusting element 3 is triangular in shape, and the reflective surface 31 of the optical path adjusting element 3 Opposite to the opening 14 and at a certain angle to the optical fingerprint sensor 2 , one of the sidewalls of the optical path adjustment element 3 is embedded in the insertion groove 121 of the front cover 11 .

Further, a third adhesive layer is provided between the optical path adjustment element 3 and the front cover 11 . That is to say, a third adhesive layer may be laid on the inner peripheral wall and the bottom wall of the insertion groove 121 on the front cover 11 , and the optical path adjusting element 3 may be bonded to the front cover 11 through the third adhesive layer. Thus, the optical path adjustment element 3 can be bonded to the front cover 11 through the third adhesive layer, thereby improving the reliability of the connection between the optical path adjustment element 3 and the front cover 11, thereby ensuring that the first light emitted by the optical fingerprint sensor 2 5 can be reflected by the optical path adjustment element 3 and shoot toward the opening 14, and ensure that the second light 6 reflected from the opening 14 can be vertically directed to the optical fingerprint sensor 2 after being reflected by the optical path adjustment element 3, thereby ensuring that the optical fingerprint sensor 2 work reliability.

According to one embodiment of the present invention, the fingerprint input area 42' is located on the side wall of the casing 1 adjacent to the display screen 111. Thus, not only can fingerprints be collected on the side of the housing 1, and the integrity of the housing assembly 100 is increased, but at the same time, it is possible to prevent the optical fingerprint sensor 2 from being arranged parallel to the side wall of the housing 1, so that the housing assembly 100 is not affected. The limitation of the area width of the optical fingerprint sensor 2 can reduce the thickness of the housing assembly 100 to meet the needs of users.

In order to further optimize the layout in the housing assembly 100 , the angle between the optical fingerprint sensor 2 and the rear cover 12 is β, and the β satisfies: 0°≤β≤45°. It should be noted that the angle between the plane where the light is emitted from the optical fingerprint sensor 2 and the inner wall surface of the chamber 13 formed by the rear cover 12 is β. As shown in FIG. 2 and FIG. 3 , the angle between the optical fingerprint sensor 2 and the rear cover 12 is β=0°.

In some embodiments of the present invention, as shown in FIG. 2 and FIG. 3 , the included angle between the reflective surface 31 of the optical path adjustment element 3 and the first light 5 is 45°. That is to say, the included angle between the reflective surface 31 of the optical path adjustment element 3 and the optical fingerprint sensor 2 is 45°. Correspondingly, the incident angles of the first light 5 and the second light 6 incident on the reflective surface 31 are 45°. When the included angle between the reflective surface 31 of the optical path adjusting element 3 and the first light 5 is 45°, the arrangement of the optical fingerprint sensor 2 and the opening 14 is facilitated. Since the side wall of the housing 1 and the rear cover 12 of the housing assembly 100 of most terminals 1000 are arranged vertically, when the included angle between the reflective surface 31 of the optical path adjustment element 3 and the first light 5 is 45°, and the opening 14 is set at When on the side wall of the housing 1 , the optical fingerprint sensor 2 can be arranged parallel to the rear cover 12 , so that the thickness of the housing 1 can be reduced, and the housing assembly 100 can be made thinner.

The following describes the housing assembly 100 of the terminal 1000 according to a specific embodiment of the present invention with reference to FIGS. To limit the utility model.

As shown in Figures 1-3, the housing assembly 100 of the terminal 1000 according to the embodiment of the present invention includes a housing 1, an optical fingerprint sensor 2, an optical path adjustment element 3 and a transparent shielding plate 4, wherein the optical fingerprint sensor 2 is used for to collect fingerprint information.

Specifically, the housing 1 includes a front cover 11 and a rear cover 12 arranged in parallel, the front cover 11 and the rear cover 12 are snapped together to define a chamber 13, and the side walls of the housing 1 are vertically arranged with the rear cover 12 of the housing 1 There is an opening 14 on the side wall of the housing 1, and an embedding groove 121 is provided on the surface of the back cover 12 facing the inner side of the chamber 13 at a position opposite to the opening 14, and the optical fingerprint sensor 2 is embedded in the embedding groove 121 and is connected to the embedding groove 121. The rear cover 12 is arranged in parallel, the optical path adjustment element 3 is located directly in front of the optical fingerprint sensor 2 and the optical path adjustment element 3 is embedded on the inner surface 41 of the front cover 11 facing the chamber 13, the reflective surface 31 of the optical path adjustment element 3 is in contact with the opening 14 is opposite and the included angle with the surface of the optical fingerprint sensor 2 facing the chamber 13 is 45°, the transparent shielding plate 4 is arranged on the housing 1 to shield the opening 14, and the transparent shielding plate 4 is vertically arranged relative to the optical fingerprint sensor 2, The inner surface 41 facing the inside of the chamber 13 and the outer surface 42 facing the outside of the chamber 13 of the transparent shielding plate 4 are both plane and parallel to each other.

As shown in Figure 2, the light emitted from the optical fingerprint sensor 2 is the first light 5, and the first light 5 is perpendicular to the surface of the optical fingerprint sensor 2 towards the interior of the chamber 13, as shown in Figure 2, the first light 5 The first light 5 is emitted from the optical fingerprint sensor 2 and reaches the reflective surface 31 of the optical path adjustment element 3, and the first light 5 reflected by the optical path adjustment element 3 is emitted toward the opening 14 along the left and right directions and passes through the transparent shielding plate. 4 After reaching the fingerprint surface.

As shown in Figure 3, after the first light 5 reaches the surface of the fingerprint, it is reflected back, and the reflected light is the second light 6, and the second light 6 is reflected to the optical fingerprint sensor 2 through the optical path adjustment element 3, and the optical fingerprint sensor 2 The fingerprint image of the user can be captured.

According to the housing assembly 100 of the terminal 1000 of the present invention, by setting the optical fingerprint sensor 2 parallel to the thickness direction of the whole machine, and placing the 45° optical path adjustment element 3 directly in front of the optical fingerprint sensor 2, the opening 14 of the side wall of the terminal 1000 Paste the transparent shading plate 4 at the place, the light source can pass through the transparent shading plate 4, reach the optical path adjustment element 3, and then reflect 45° to reach the sensing surface of the optical fingerprint sensor 2, so as to avoid setting the optical fingerprint sensor 2 along the front and rear directions, and reduce the The overall thickness of the terminal 1000 is specified.

As shown in Figures 2 and 3, an engaging groove 141 is provided at the opening 14, and the transparent shielding plate 4 is embedded in the engaging groove 141, so that the transparent shielding plate 4 can be firmly fixed at the opening 14, preventing the outside world from dust, liquid, etc. enter the opening 14, and can increase the aesthetics of the housing assembly 100. In addition, a first adhesive layer is provided on the inner wall of the engaging groove 141, and the transparent shielding plate 4 is bonded to the engaging groove 141 through the first adhesive layer, which not only can improve the gap between the transparent shielding plate 4 and the engaging groove 141 The reliability of the connection can be improved, and the dustproof and waterproof effects of the casing 1 can be improved.

As shown in Figures 2 and 3, a display screen 111 and a cover plate 112 are embedded on the front surface of the front cover 11, and the display screen 111 is arranged between the front surface of the front cover 11 and the cover plate 112, and the display screen 111 can be used For displaying information on the terminal 1000 , the cover 112 can protect the display screen 111 . The housing assembly 100 also includes a PCB board 7, the PCB board 7 is arranged in the insertion groove 121 of the back cover 12 and is located between the optical fingerprint sensor 2 and the bottom wall of the insertion groove 121, the optical fingerprint sensor 2 can be electrically connected with the PCB board 7 .

The following describes a terminal 1000 according to an embodiment of the present invention with reference to FIGS. 1-3 .

The terminal 1000 according to the embodiment of the present invention includes the housing assembly 100 of the terminal 1000 described above.

According to the terminal 1000 of the embodiment of the present invention, the optical fingerprint sensor 2 for collecting fingerprint information is arranged in the housing 1, and the transmission path of the light is adjusted by the optical path adjustment element 3, thereby reducing the impact of the optical fingerprint sensor 2 on the space. Depending on the size, the terminal 1000 can flexibly select the position of the optical fingerprint sensor 2 according to the characteristics of its own components, so as to meet the design requirements of the terminal 1000 .

In some embodiments of the present utility model, the terminal 1000 device may be various devices capable of obtaining data from the outside and processing the data, or the terminal 1000 device may be a variety of devices with built-in batteries and can be externally A device that draws current to charge the battery, such as a mobile phone, tablet computer, computing device, or information display device.

In addition, the terminal 1000 may further include an attitude sensor, a light sensor, and other sensors.

Specifically, the attitude sensor can also be called a motion sensor, and as one of the motion sensors, a gravity sensor can be cited. The gravity sensor uses elastic sensitive elements to make a cantilever displacement device, and uses an energy storage device made of elastic sensitive elements. The spring drives the electrical contact, so as to convert the change of gravity into the change of electrical signal.

As another type of motion sensor, an accelerometer sensor can be cited. The accelerometer sensor can detect the acceleration in all directions (generally three axes), and can detect the magnitude and direction of gravity when it is stationary, and can be used to identify the application of mobile phone posture ( Such as horizontal and vertical screen switching, related games, magnetometer posture calibration), vibration recognition related functions (such as pedometer, tapping), etc.

In the embodiment of the present utility model, the motion sensor listed above can be used as the element for obtaining the "attitude parameter" described later, but it is not limited thereto. Other sensors capable of obtaining the "attitude parameter" all fall within the protection scope of the present utility model For example, a gyroscope, etc., and the working principle and data processing process of the gyroscope can be similar to the prior art, and here, in order to avoid redundant description, its detailed description is omitted.

In addition, in the embodiment of the present utility model, other sensors such as barometer, hygrometer, thermometer and infrared sensor can also be configured as sensors, which will not be repeated here.

In the description of this specification, descriptions referring to the terms "one embodiment", "some embodiments", "example", "specific examples", or "some examples" mean that specific features described in connection with the embodiment or example , structures, materials or features are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples. In addition, those skilled in the art can combine and combine different embodiments or examples and features of different embodiments or examples described in this specification without conflicting with each other.

Although the embodiments of the present invention have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary, and should not be construed as limitations of the present invention, and those of ordinary skill in the art are within the scope of the present invention. Variations, modifications, substitutions and variations can be made to the above-described embodiments.

Claims (11)

1. A shell assembly of a terminal, characterized in that it comprises: a housing with a fingerprint input area; an optical path adjustment element located in the housing and adapted to change the direction of light passing therethrough; and An optical fingerprint sensor, the optical fingerprint sensor is arranged in the housing, at least part of the light emitted from the optical fingerprint sensor propagates between the optical fingerprint sensor, the optical path adjustment element, and the fingerprint input area to collect fingerprint information located in the fingerprint input area. 2. The shell assembly of the terminal according to claim 1, wherein the shell has an opening, and the shell assembly further comprises: A transparent shielding plate for shielding the opening, the transparent shielding plate is arranged on the housing and is configured as the fingerprint input area, the surface of the transparent shielding plate facing the inside of the housing and its upper face The outer surfaces of the casing are all plane and parallel to each other, and the light emitted from the optical fingerprint sensor is vertically incident on the transparent shielding plate after passing through the optical path adjustment element. 3 . The housing assembly of the terminal according to claim 2 , wherein an outer surface of the transparent shielding plate facing outside the housing is flush with an outer surface of the housing. 4 . 4 . The terminal housing assembly according to claim 2 , wherein an engaging groove is provided at the opening, and the transparent shielding plate is disposed in the engaging groove. 5. The housing assembly of the terminal according to claim 4, wherein a first adhesive layer is laid on the wall surface of the housing corresponding to the engaging groove, and the transparent shielding plate and the The first adhesive layer is bonded. 6. The shell assembly of the terminal according to claim 1, wherein the shell comprises: a front cover, on which the display screen of the terminal is adapted to be embedded; a rear cover, the rear cover is fastened with the front cover to define a cavity, the surface of the rear cover facing the inner side of the cavity is provided with an embedded groove, and the optical fingerprint sensor is embedded in the embedded in the slot. 7. The housing assembly of the terminal according to claim 6, wherein a second adhesive layer is provided on the wall surface of the rear cover corresponding to the insertion groove, and the optical fingerprint sensor is connected to the first Two adhesive layers are bonded. 8 . The housing assembly of the terminal according to claim 6 , wherein the optical path adjustment element is embedded in the front cover. 9. The housing assembly of a terminal according to claim 6, wherein the fingerprint input area is located on a side wall of the housing adjacent to the display screen. 10 . The terminal housing assembly according to claim 9 , wherein an angle between the optical fingerprint sensor and the rear cover is β, and the β satisfies: 0°≤β≤45°. 11. A terminal, comprising the shell assembly of the terminal according to any one of claims 1-10.