WO2020168969A1

WO2020168969A1 - Mobile terminal

Info

Publication number: WO2020168969A1
Application number: PCT/CN2020/075031
Authority: WO
Inventors: 张小青
Original assignee: 维沃移动通信有限公司
Priority date: 2019-02-18
Filing date: 2020-02-13
Publication date: 2020-08-27
Also published as: CN109639868B; CN109639868A

Abstract

A mobile terminal is provided and relates to the technical field of communications. The mobile terminal comprises: a first housing; a second housing, with the first housing being hinged to the second housing by means of a hinge structure; a sliding mechanism arranged in the first housing and slidable relative to the first housing; a flexible screen, with one end of the flexible screen being fixed to the second housing, and the other end thereof being fixed to the sliding mechanism; a rear optical device arranged on the second housing and protruding from the surface of the second housing; and an accommodating groove provided in the first housing, wherein when the first housing and the second housing are folded and the flexible screen is located on an outer surface, the rear optical device is inserted into the accommodating groove.

Description

Mobile terminal

Cross references to related applications

This application claims the priority of Chinese Patent Application No. 201910122688.3 filed in China on February 18, 2019, the entire content of which is incorporated herein by reference.

Technical field

The present disclosure relates to the field of communication technology, and in particular to a mobile terminal.

Background technique

First of all, with the development of the smart terminal equipment industry, people have increasingly larger requirements for the screen size of smart terminal equipment, from the initial 3.5 inches to the current 6 inches or even 7 inches. Even the current screen size still cannot meet people's needs for watching videos and reading books; on the other hand, the larger the screen, the larger the size of the mobile phone, and the less portable it is. This creates a contradiction between the need for a larger screen and the ease of portability. Secondly, with the development of display technology, flexible displays that can be repeatedly bent have appeared, and foldable mobile phones that cooperate with them are also under development in the industry. Since the foldable (screen) mobile phone can take into account the contradiction between the user's large-screen demand and portability, it has broad application prospects.

A foldable terminal device using a flexible display screen is different from a traditional clamshell terminal device. During the unfolding and bending process, the length of the flexible screen must be kept constant, otherwise the screen will be damaged or the screen will wrinkle. In order to improve this problem, multi-axis hinges are generally used. However, when the terminal device is thinner when using multi-axis hinges, optical devices such as rear cameras will protrude on the surface of the shell, causing the opposite shell surface to fail to be attached after folding. The problem of cohesion.

Summary of the invention

The embodiment of the present disclosure provides a mobile terminal to solve the problem that the surface of the opposite casing cannot be attached after the folding of the flexible screen due to the protrusion of some devices.

In order to solve the above technical problems, the present disclosure is implemented as follows:

The embodiment of the present disclosure provides a mobile terminal, including:

First housing

A second housing, the first housing and the second housing are hinged by a hinge structure;

The sliding mechanism is arranged in the first housing and can slide relative to the first housing;

A flexible screen, one end of the flexible screen is fixed to the second casing, and the other end is fixed to the sliding mechanism;

The rear optical device is arranged on the second housing and protrudes on the surface of the second housing;

The accommodating groove is provided on the first housing;

Wherein, when the first housing and the second housing are folded and the flexible screen is located on the outer surface, the rear optical device is inserted into the accommodating groove.

In this way, in the above-mentioned solution of the embodiment of the present disclosure, the first housing and the second housing are connected through a hinge structure, and then elastically connected with the first housing through a sliding mechanism, which can prevent the mobile terminal from being unfolded or covered The wrinkles of the flexible screen affect the display effect; and, through the accommodating slot provided on the first casing, when the first casing and the second casing are folded and the flexible screen is located on the outer surface, the rear The optical device is inserted into the accommodating groove to prevent the surface of the opposite housing from being unable to fit after being folded due to the protrusion of some devices.

Description of the drawings

In order to explain the technical solutions of the embodiments of the present disclosure more clearly, the following will briefly introduce the drawings that need to be used in the description of the embodiments of the present disclosure. Obviously, the drawings in the following description are only some embodiments of the present disclosure. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative labor.

FIG. 1 shows a schematic diagram of a split structure of a mobile terminal according to an embodiment of the present disclosure;

FIG. 2 is a schematic diagram showing another split structure of the mobile terminal of the embodiment of the present disclosure;

Figure 3 shows a cross-sectional view of the mobile terminal according to an embodiment of the present disclosure when folded;

4 shows a cross-sectional view of the mobile terminal of the embodiment of the present disclosure when it is unfolded;

FIG. 5 shows another cross-sectional view of the mobile terminal of the embodiment of the present disclosure when it is unfolded;

FIG. 6 shows another cross-sectional view of the mobile terminal of the embodiment of the present disclosure when it is folded;

Description of reference signs:

1-flexible screen, 2-second housing, 3-first housing, 31-accommodating slot, 32-second rivet, 4-articulated structure, 5-sliding mechanism, 51-first rivet, 6-sliding Groove, 7-connecting plate, 8-rear optics, 9-spring, 10-first adhesive, 11-second adhesive.

detailed description

Hereinafter, exemplary embodiments of the present disclosure will be described in more detail with reference to the accompanying drawings. Although exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided to enable a more thorough understanding of the present disclosure and to fully convey the scope of the present disclosure to those skilled in the art.

The embodiment of the present disclosure provides a mobile terminal, as shown in FIG. 1 to FIG. 6, the mobile terminal includes:

The first housing 3;

A second housing 2, the first housing 3 and the second housing 2 are hinged by a hinge structure 4;

The sliding mechanism 5 is arranged in the first housing 3 and can slide relative to the first housing 3;

A flexible screen 1, one end of the flexible screen 1 is fixed to the second casing 2 and the other end is fixed to the sliding mechanism 5;

The rear optical device 8 is arranged on the second housing 2 and protrudes on the surface of the second housing 2;

The accommodating groove 31 is provided on the first housing 3;

Wherein, when the first housing 3 and the second housing 2 are folded and the flexible screen 1 is located on the outer surface, the surface of the first housing 3 and the second housing 2 face each other, and the sliding mechanism 5 Next, stretch the flexible screen located in the first housing 3 to expose the accommodating groove 31, so that the rear optical device 8 is inserted into the accommodating groove 31.

In the above-mentioned embodiment of the present disclosure, the first housing 3 and the second housing 2 are connected through the hinge structure 4, and then elastically connected with the first housing 3 through the sliding mechanism 5, which can be used during the unfolding process or the covering of the mobile terminal. During the process, the wrinkles of the flexible screen are prevented from affecting the display effect; and, through the accommodating slot 31 provided on the first casing 3, the first casing 3 and the second casing 2 can be folded and the flexible screen 1 is located On the outer surface, the rear optical device 8 is inserted into the accommodating groove 31 to prevent the folded surface of the opposite casing from being unable to fit due to the protrusion of some devices after folding.

Among them, the hinge structure 4 may be a rotating shaft, which is used to link the main parts of the product, and is used to rotate the shaft that bears both bending moment and torque. Common shafts include: mobile phone shaft (flip or rotating screen mobile phone); notebook computer shaft; portable digital universal disc (Digital Video Disc, DVD) shaft; Light Emitting Diode (LED) desk lamp shaft; Liquid Crystal Display (Liquid Crystal Display) , LCD) display shaft; global positioning system (Global Positioning System, GPS) and other vehicle-mounted bracket shafts, etc.; the articulated structure 4 may be a single-axis shaft.

Wherein, the flexible screen 1 may be a flexible display screen, which is made of a soft material and can be made into a deformable and bendable display device. It can also be electronic paper, even if the power is cut off, the content will not disappear.

In this embodiment, the second housing 2 may be connected to the flexible screen 1 through an adhesive, and the adhesive may be the first adhesive 10, such as double-sided tape.

In a specific embodiment of the present disclosure, the sliding mechanism 5 is provided with a sliding rail;

The first housing 3 is provided with a sliding groove 6;

The sliding mechanism 5 slides in the sliding groove 6 through the sliding rail.

In this embodiment, the sliding mechanism 5 may be connected to the flexible screen 1 by an adhesive, and the adhesive may be a second adhesive 11, such as a double-sided tape.

Wherein, the first adhesive 10 and the second adhesive 11 may be the same adhesive or different adhesives.

In this embodiment, the sliding groove 6 may be fixedly connected to the first housing 3. Wherein, the sliding grooves 6 are provided on both sides of the first casing 3, and the sliding grooves 6 are fixedly connected with the first casing 3, and can be fixedly connected by an adhesive or other fixable methods; After the sliding groove 6 is fixedly connected to the first housing 3, the sliding mechanism 5 can slide into the sliding groove 6 through the sliding rail.

In a specific embodiment of the present disclosure, the sliding mechanism 5 and the first housing 3 are connected by a spring 9;

When the first housing 3 and the second housing 2 are relatively articulated, the flexible screen 1 uses the elastic force of the spring 9 on the sliding mechanism 5, so that the sliding mechanism 5 is in place. The sliding groove 6 slides.

In this embodiment, the distance between the connecting point between the sliding mechanism 5 and the first housing 3 connected by the spring 9 can be extended or shortened by the elastic function of the spring 9 itself. When the distance between the connection point between the sliding mechanism 5 and the first housing 3 is shortened, or the distance between the connection point between the sliding mechanism 5 and the first housing 3 is extended, the spring 9 An elastic force is always applied to the sliding mechanism 5 so that the sliding mechanism 5 always has an elastic force for resetting.

As shown in FIGS. 1 and 2, in a specific embodiment of the present disclosure, the sliding mechanism 5 and the first casing 3 are both fixedly connected to the spring 9.

In this embodiment, the sliding mechanism 5 may be provided with a first rivet 51 as a connection point, and the sliding mechanism 5 may be connected to the spring 9 through the first rivet 51; the first housing 3 A second rivet 32 may be provided as a connection point, and the first housing 3 may be connected to the spring 9 through the second rivet 32; the first rivet 51 and the second rivet 32 may be the same The rivets may also be different rivets, and the spring 9 may be fixed on the sliding mechanism 5 and the first housing 3 by other connecting and fixing methods.

In a specific embodiment of the present disclosure, the spring 9 may be a torsion spring.

Wherein, the sliding mechanism 5 can be fixedly connected to one end of the torsion spring through a first rivet 51, and the first housing 3 can be fixedly connected to the other end of the torsion spring through the second rivet 32. Torsion springs are also torsion springs, which belong to a type of coil spring. The ends of the torsion spring are fixed to other components. When other components rotate around the center of the spring, the spring pulls them back to their original positions to generate torque or rotational force. The torsion spring can store and release angular energy or rotate the arm around the central axis of the spring body to statically fix a device. This type of spring is usually dense, but there can also be a pitch between the coils to reduce friction. They generate resistance to rotation or external forces of rotation. The direction of rotation of the torsion spring (clockwise or counterclockwise) can be designed according to the application requirements to determine the direction of rotation of the spring. The rings are either tightly surrounding or separately surrounding, capable of torsion load (at right angles to the spring axis). The end of the spring can be wound into a hook shape or a straight torsion arm to connect the sliding mechanism 5 and the first housing 3.

As shown in Figures 1 to 6, in a specific embodiment of the present disclosure, the mobile terminal further includes:

The connecting plate 7 is provided on the end of the first housing 3 away from the hinge structure 4 to restrict the sliding mechanism 5 from sliding inside the first housing 3.

In this embodiment, the connecting plate 7 can not only strengthen the fixing effect of the sliding groove 6, but also prevent the sliding mechanism 5 from sliding out of the sliding groove 6. Wherein, after the sliding mechanism 5 slides into the sliding groove 6 through the sliding rail, the connecting plate 7 and the end of the first housing 3 away from the hinge structure 4 (that is, the first The bottom end of a housing 3) is fixedly connected.

As shown in FIG. 2, in a specific embodiment of the present disclosure, the accommodating groove 31 is provided at an end of the first housing 3 away from the hinge structure 4, that is, near the connecting plate 7. The distance between the accommodating groove 31 and the hinge structure is greater than the distance between the receiving groove 31 and the connecting plate 7.

Wherein, when the first housing 3 and the second housing 2 are folded and the flexible screen 1 is located on the outer surface, that is, when the surface of the first housing 3 and the second housing 2 are opposite, because the first housing 3 and the second casing 2 are hinged to stretch the flexible screen, one end of the flexible screen pulls the sliding mechanism 5 to slide toward the hinged structure 4, and a gap is formed between the flexible screen 1 and the connecting plate 7. With a predetermined interval space, the rear optical device 8 is inserted into the accommodating groove 31 and the space space. The preset distance can be determined according to actual needs. The post-optical device 8 may penetrate through the gap or partially extend into the gap.

The size of the accommodating slot 31 is greater than or equal to the size of the exposed part of the rear optical device 8 of the mobile terminal. The rear optical device 8 may be a camera. The preset distance is the distance that can be partially inserted into the gap through the accommodating groove 31 when the rear optical device is placed in the accommodating groove 31; when the volume of the rear optical device 8 is large, the distance The spaced gap protects part of the rear optical device 8. If the volume of the rear optical device 8 is small, the rear optical device 8 only needs to be inserted into the accommodating groove 31.

When the mobile terminal is in the closed state, the exposed part of the rear optical device 8 of the mobile terminal can be placed in the accommodating groove 31. On the one hand, the rear optical device 8 can be protected from damage. On the other hand, the mobile terminal will not affect the hand feeling when the mobile phone is covered due to the exposed part of the rear optical device 8, so that the surface of the opposite casing after being folded is adhered.

During the process of covering the mobile terminal, the first housing 3 and the sliding mechanism 5 gradually form a gap between the flexible screen 1 and the connecting plate 7 by stretching the two ends of the torsion spring until the When the mobile terminal is in the closed state, the part of the flexible screen 1 on the first casing 3 is slightly shorter than the part of the flexible screen 1 on the second casing 2, as shown in length A in Fig. 6, at this time The exposed part of the rear optical device 8 can be placed in the accommodating groove 31. On the one hand, the rear optical device 8 can be protected from being damaged, and on the other hand, the mobile terminal will not be damaged by the rear optical device. The exposed part of 8 affects the hand feeling of the mobile phone when it is closed, so that the surface of the opposite casing after folding is fit.

During the unfolding process of the mobile terminal, the length of A gradually decreases. When the mobile terminal is in the unfolded state, the relative positional relationship between the flexible screen 1 and the first housing 3 is shown in FIGS. 4 and 5.

For the convenience of description, the above embodiments are described with a mobile phone as a specific example of the terminal device of the present disclosure. Those skilled in the art can understand that in addition to a mobile phone as a terminal device, it can also be applied to other terminal devices with flexible screens, such as tablets. Computers, e-book readers, moving Picture Experts Group Audio Layer III (MP3) players, moving Picture Experts Group Audio Layer III (MP3) players, moving Picture Experts Group Audio Layer IV (MP4) players , Laptop portable computers, vehicle-mounted computers, desktop computers, set-top boxes, smart TVs, wearable devices, etc., are all within the protection scope of the embodiments of the present disclosure.

The various embodiments in this specification are described in a progressive manner. Each embodiment focuses on the differences from other embodiments, and the same or similar parts between the various embodiments can be referred to each other.

Although the preferred embodiments of the embodiments of the present disclosure have been described, those skilled in the art can make additional changes and modifications to these embodiments once they learn the basic creative concept. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments and all changes and modifications falling within the scope of the embodiments of the present disclosure.

Finally, it should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply these entities Or there is any such actual relationship or sequence between operations. Moreover, the terms "include", "include" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article, or terminal device that includes a series of elements includes not only those elements, but also those that are not explicitly listed. Other elements listed, or also include elements inherent to this process, method, article, or terminal device. If there are no more restrictions, the element defined by the sentence "including a..." does not exclude the existence of other same elements in the process, method, article or terminal device that includes the element.

The above are the preferred embodiments of the present disclosure. It should be pointed out that for those of ordinary skill in the art, several improvements and modifications can be made without departing from the principles described in the present disclosure, and these improvements and modifications are also included in this disclosure. Within the scope of public protection.

Claims

A mobile terminal, including:

The first housing (3);

A second housing (2), the first housing (3) and the second housing (2) are hinged by a hinge structure (4);

The sliding mechanism (5) is arranged in the first housing (3) and can slide relative to the first housing (3);

A flexible screen (1), one end of the flexible screen (1) is fixed to the second casing (2), and the other end is fixed to the sliding mechanism (5);

The rear optical device (8) is arranged on the second casing (2) and protrudes on the surface of the second casing (2);

The accommodating groove (31) is arranged on the first housing (3);

Wherein, when the first housing (3) and the second housing (2) are folded and the flexible screen (1) is located on the outer surface, the rear optical device (8) is inserted into the accommodating slot ( 31) In.
The mobile terminal according to claim 1, wherein the sliding mechanism (5) is provided with a sliding rail;

The first housing (3) is provided with a sliding groove (6);

The sliding mechanism (5) slides into the sliding groove (6) through the sliding rail.
The mobile terminal according to claim 2, wherein the sliding mechanism (5) and the first casing (3) are connected by a spring (9);

When the first housing (3) and the second housing (2) move relatively, the flexible screen (1) exerts an elastic force on the sliding mechanism (5) through the spring (9) , So that the sliding mechanism (5) slides in the sliding groove (6).
The mobile terminal according to claim 3, wherein the sliding mechanism (5) and the first housing (3) are both fixedly connected with the spring (9).
The mobile terminal according to claim 4, wherein the spring (9) is a torsion spring.
The mobile terminal of claim 1, further comprising:

A connecting plate (7), the connecting plate (7) is arranged on the end of the first housing (3) away from the hinge structure (4), so that the sliding mechanism (5) is in the first machine The inside of the shell (3) slides.
The mobile terminal according to claim 6, wherein the accommodating slot (31) is provided at an end of the first housing (3) away from the hinge structure (4);

Wherein, when the first housing (3) and the second housing (2) are folded and the flexible screen (1) is located on the outer surface, the sliding mechanism (5) faces the hinge structure (4) Sliding direction, a predetermined distance is formed between the flexible screen (1) and the connecting plate (7), and the rear optical device (8) is inserted into the accommodating groove (31) and the In the gap.
The mobile terminal according to any one of claims 1 to 7, wherein the mobile terminal includes: mobile phones, tablet computers, e-book readers, MP3 players, MP4 players, laptop computers, car computers, At least one of desktop computers, set-top boxes, smart TVs, and wearable devices.