CN114706451A - A rotating and folding device, stand, keyboard and electronic equipment - Google Patents

Abstract

The invention discloses a rotating and folding device, a bracket, a keyboard and electronic equipment. The rotating and folding device includes: a first rotating body and a second rotating body, which are connected by a rotating shaft mechanism, and the second rotating body can be opposed to each other. The first rotating body is rotated to open and close; the rotating body has a number of sliding rails; the third rotating body has a number of sliding blocks corresponding to the sliding rails, and the sliding blocks can slide back and forth in the corresponding sliding rails, and when sliding When the block slides in the corresponding slide rail, a corner on the bottom edge of the third rotating body slides along the bottom edge of the second rotating body, and the clamp between the bottom edge of the third rotating body and the bottom edge of the second rotating body angle changes. The device in the present invention can make the display screen of the electronic device equipped with the device can meet the user's requirement of using the vertical screen on the basis of being able to be used in the horizontal screen.

Description

A rotating and folding device, stand, keyboard and electronic equipment

technical field

The present invention relates to the technical field of electronic equipment, in particular to a rotating and folding device, a bracket, a keyboard and electronic equipment.

Background technique

The display screen of electronic devices such as notebook computers and tablet computers is generally rectangular, and the display screen can only achieve a horizontal screen state. During the process, the length extension direction of the display screen is always parallel to the length extension direction of the host computer. If the notebook computer is placed vertically to realize the vertical screen state, the buttons and touchpad on the host computer cannot be operated; For a computer, the normal support state of the bracket with integrated keyboard or without keyboard is to support the long side of the tablet computer. If the tablet computer is prevented from the bracket in the form of short side support, a considerable part of the tablet computer will Protruding out of the bracket, there is a certain risk of overturning after being hit. However, for program writing, literature reading and music spectrum reading, in order to allow users to obtain more display content, users need the display screen of the laptop or tablet to be able to stably maintain the vertical screen state, that is, the current laptops and tablet PCs, etc. The electronic device cannot meet the needs of the user in the vertical screen use state of the display screen.

SUMMARY OF THE INVENTION

Therefore, the technical problem to be solved by the present invention is to solve the problem that electronic devices such as notebook computers and tablet computers in the prior art cannot meet the needs of users in the vertical screen use state of the display screen, and provide a rotating and folding device, a bracket, a keyboard and electronic equipment.

To this end, according to the first aspect, the present invention provides a rotary folding device, comprising:

The first rotating body and the second rotating body are connected by a rotating shaft mechanism, and the second rotating body can be opened and closed relative to the first rotating body; the rotating body is provided with a plurality of sliding rails;

The third rotating body has a number of sliders corresponding to the sliding rails, the sliders can slide back and forth in the corresponding sliding rails, and when the sliding blocks slide in the corresponding sliding rails, the bottom edge of the third rotating body One of the corners slides along the bottom edge of the second rotating body, and the included angle between the bottom edge of the third rotating body and the bottom edge of the second rotating body changes.

Further, the plurality of sliding blocks include a plurality of movable sliding blocks that are detachably connected to the third rotating body.

Further, the rotating shaft folding device also includes a limit link,

The limit link is arranged on the wall surface of the second rotating body away from the third rotating body, the two ends of the limit link are respectively connected with two movable sliders, and the relative positions of all the movable sliders are restricted by the limit link .

Further, the rotary folding device has an initial rotation state in which the angle between the bottom edge of the third rotating body and the bottom edge of the second rotating body is 0 degrees, and the bottom edge of the third rotating body and the bottom edge of the second rotating body. The angle between them is 90 degrees in the maximum rotation state.

Further, when the rotating and folding device is in a maximum rotation state where the angle between the bottom edge of the third rotating body and the bottom edge of the second rotating body is 90 degrees, the third rotating body is located in the middle of the second rotating body.

Further, when the second rotating body is rotated and closed relative to the first rotating body, the third rotating body is located between the second rotating body and the first rotating body.

Further, there are three slide rails and sliders, the slide rail includes a vertical slide rail and two curved slide rails, and the vertical slide rail is located between the two curved slide rails.

According to a second aspect, the present invention also provides a bracket, which includes a support plate and the rotary folding device in the first aspect, the supporting plate is connected with the first rotating body in the rotary folding device, and the supporting plate and the third rotary The body is used to support external equipment.

According to a third aspect, the present invention also provides a keyboard, which includes a keyboard body and the rotary folding device in the first aspect, the keyboard body is connected with the first rotary body in the rotary folding device, and the third rotary body is used for Connect the mobile terminal.

According to a fourth aspect, an electronic device includes a first body, a second body, and the rotating and folding device in the first aspect, the first body is connected to the first rotating body in the rotating and folding device, and the second body is connected to the first rotating body of the rotating and folding device. The third rotating body in the rotary folding device is connected.

The technical scheme provided by the present invention has the following advantages:

1. In the rotary folding device provided by the present invention, the second rotary body is connected by a rotating shaft mechanism, so that the second rotary body can be opened and closed relative to the first rotary body, so that the electronic equipment equipped with the rotary folding device can be opened and closed. The display screen has the basic function of being folded or unfolded relative to the keyboard, or the mobile terminal support part in the bracket equipped with the rotary folding device has the basic function of folding or unfolding relative to the base; And set a number of sliders corresponding to the sliding rails on the third rotating body, and realize the restriction of the rotation trajectory of the third rotating body through the setting of a number of sliding rails and a number of corresponding sliders, so that the bottom of the third rotating body is limited. A corner on the side can slide along the bottom edge of the second rotating body, and the angle between the bottom edge of the third rotating body and the second rotating body can be changed accordingly, so as to realize the electronic equipment equipped with the rotating and folding device. The rotation adjustment of the display screen (the third rotating body is the display screen or the display screen is assembled on the third rotating body), or realize the rotation of the mobile terminal support part (the third rotating body) in the bracket equipped with the rotating folding device Adjustment, on the basis of being able to use the horizontal screen, it can also meet the user's needs for vertical screen use.

2. The rotating and folding device provided by the present invention makes the connection between the third rotating body and the second rotating body detachable (when All sliders and the third rotating body are non-detachable connections, but when the sliders can be disengaged from the slide rail, the connection between the third rotating body and the second rotating body can theoretically be detachable, but this The third rotating body has many raised sliders, the flatness is poor, and the use experience is relatively poor), so that the display screen in the electronic device equipped with the rotating and folding device can be detached from the overall device, It is convenient for the user to display the display content, and the convenience of use of the rotating and folding device is improved.

3. The rotating and folding device provided by the present invention can be used when there is a detachable connection between the third rotating body and the sliding block (that is, when several sliding blocks include a number of movable sliding blocks that are detachably connected to the third rotating body) ), by setting the limit link to limit the relative positions between all movable sliders, so that the third assembly is in a non-initial state (the initial state generally refers to the bottom edge of the third rotating body and the second rotating body). The state when the angle between the bottom edges of the device is 0 degrees) is removed from the second assembly (the connection between the third rotating body and the movable slider is released), the third rotating body can be directly restored The connection with the second rotating body (mainly between the recovery of the third rotating body and the movable slider) and the normal rotation will not cause the third rotating body to fail due to the position of one or more movable sliders being changed. Rotation, when restoring the connection, only all the sliders are restored to the position of the third rotating body in the initial state (when the third rotating body is in the initial state, all the sliders are generally located at the end of the slide rail, and the The relative position between the two is correct) to make the third rotating body rotate normally, which further improves the convenience of use of the rotating and folding device.

Description of drawings

In order to illustrate the specific embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the specific embodiments or the prior art. Obviously, the accompanying drawings in the following description The drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative efforts.

1 is a schematic structural diagram of an electronic device according to Embodiment 1 of the present invention;

Fig. 2 is a structural exploded view of the electronic device in Fig. 1;

3 is a schematic structural diagram of a rotary folding device provided in Embodiment 1 of the present invention;

4 is a schematic structural diagram of a rotary folding device provided in Embodiment 1 of the present invention during a rotation process;

5 is a state diagram of an electronic device at 0 degrees under a track situation provided by Embodiment 1 of the present invention;

6 is a state diagram of an electronic device at 30 degrees under a track situation provided by Embodiment 1 of the present invention;

7 is a state diagram of an electronic device at 90 degrees under a track situation provided by Embodiment 1 of the present invention;

8 is a schematic diagram of another track situation provided by Embodiment 1 of the present invention;

9 is a schematic diagram of another track situation provided by Embodiment 1 of the present invention;

10 is a schematic structural diagram of another electronic device provided in Embodiment 1 of the present invention;

Description of reference numbers:

1- The first body;

2 - the second body;

3- Rotary folding device;

31 - the first rotating body;

32-Second rotating body; 321-Slide rail;

33-shaft mechanism;

34-the third rotating body; 341-slider; 341a-movable slider;

35-Limit link.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation or a specific orientation. construction and operation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first", "second", and "third" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present invention, it should be noted that the terms "installed", "connected" and "connected" should be understood in a broad sense, unless otherwise expressly specified and limited, for example, it may be a fixed connection or a detachable connection Connection, or integral connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be internal communication between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

Example 1

The embodiment of the present invention discloses an electronic device, as shown in FIG. 1-FIG. 10, which includes: a first body 1, a second body 2 and a rotating and folding device 3, and the first body 1 and the second body 2 are both connected with The rotary folding device 3 is connected. In this application, the first body 1 can be a keyboard, the second body 2 can be a display screen, and the host components of the computer are integrated on the first body 1; The connection can be a detachable connection, specifically, a magnetic connection or a snap connection, so that the display screen can be detached from the main body of the electronic device to flexibly display the display content on it.

Please refer to FIGS. 3 and 4 , which are schematic structural diagrams of the rotating and folding device 3 provided by the present invention. As shown in FIGS. 3 and 4 , it includes: a first rotating body 31 , a second rotating body 32 , a rotating shaft mechanism 33 and a first rotating body 32 Three rotating bodies 34 . The first rotating body 31 is connected with the first body 1 , and the third rotating body 34 is connected with the second body 2 .

Specifically, the first rotating body 31 and the second rotating body 32 are connected by a rotating shaft mechanism 33 . In the present application, the rotating shaft mechanism 33 can be any existing one, as long as it can realize that the second rotating body 32 can be opened and closed relative to the first rotating body 31 , and its structure is not specifically limited here.

Specifically, please refer to FIG. 5 , the second rotating body 32 has a plurality of sliding rails 321 , and the third rotating body 34 has a plurality of sliding blocks 341 corresponding to the sliding rails 321 , and the sliding blocks 341 can be in the corresponding sliding rails 321 . Reciprocating sliding (that is, the third rotating body 34 is connected with the second rotating body 32), and when the slider 341 slides in the corresponding slide rail 321, a corner on the bottom edge of the third rotating body 34 is along the first The bottom edge of the second rotating body 32 slides, and the angle between the bottom edge of the third rotating body 34 and the bottom edge of the second rotating body 32 changes (as shown in FIG. 4 ).

In the present application, based on the restriction formed by the connection between the plurality of slide rails 321 and the corresponding plurality of sliders 341, it is necessary to achieve "a corner on the bottom edge of the third rotating body 34 slides along the bottom edge of the second rotating body 32, The angle between the bottom edge of the third rotating body 34 and the bottom edge of the second rotating body 32 changes to a degree of ”, therefore, the number of the sliding rails 321 and the sliding blocks 341 are both two or more, and the sliding rails The trajectory of 321 can be set according to the needs of the actual application scenario, as long as it and the corresponding slider 341 can reach the above-mentioned limit, and no specific limit is made here.

In this application, the length and shape of the track can be set to limit the variable range of the included angle between the bottom edge of the third rotating body 34 and the bottom edge of the second rotating body 32. Specifically, the The initial rotation state of the rotating and folding device 3 generally refers to the state when the included angle between the bottom edge of the third rotating body 34 and the bottom edge of the second rotating body 32 is 0 degrees (that is, the display screen in the electronic device). is the state of the horizontal screen), and the maximum rotation state of the rotating and folding device 3 can be set according to the needs of specific application scenarios. The state can be the state when the angle between the bottom edge of the third rotating body 34 and the bottom edge of the second rotating body 32 is 90 degrees, of course, it can also be the bottom edge of the third rotating body 34 and the second rotating body. The state when the included angle between the bottom sides of 32 is greater than 90 degrees, such as 110 degrees, 120 degrees, or 130 degrees.

In this application, in order to improve the neatness and symmetry of the appearance of the electronic device in all usage states, the rotating and folding device 3 can also be arranged so as to be located between the bottom edge of the third rotating body 34 and the bottom edge of the second rotating body 32 When the angle is 90 degrees in the maximum rotation state, the third rotating body 34 is located in the middle of the second rotating body 32 (that is, the display screen is located in the middle of the second rotating body 32 ).

In this application, in order to keep the electronic device in a closed state, the second rotating body 32 in the rotating and folding device 3 can play a certain protective role on the display screen connected to the third rotating body 34, and the rotating and folding device 3 can be The third rotating body 34 is limited in that when the second rotating body 32 is rotated and closed relative to the first rotating body 31 , the third rotating body 34 is located between the second rotating body 32 and the first rotating body 31 .

As a specific implementation manner, as shown in FIGS. 5-9 , the slide rails 321 and the sliders 341 may be three, and the slide rails 321 include a vertical slide rail and two curved slide rails. The slide rail is located between the two curved slide rails; and the curved slide rail can be two completely separated slide rails (as shown in Figure 5-Figure 7), or two slide rails with intersections (such as 8), at this time, since the time points when the sliders 341 corresponding to the two curved slide rails reach the intersection point are completely different, because there is no rotational interference, the third rotating body 34 can still rotate normally. Specifically, FIGS. 5-7 respectively show that the slide rail 321 includes a vertical slide rail and two curved slide rails, and the two curved slide rails 321 are two completely separated slide rails, the third When the included angles between the bottom edge of the rotating body 34 and the bottom edge of the second rotating body 32 are 0 degrees, 30 degrees, and 90 degrees, the corresponding schematic diagrams of the state structure of the electronic device.

As a specific implementation manner, as shown in FIG. 9 , there may still be three slide rails 321 and sliders 341 , but the three slide rails 321 may also be all curved slide rails.

As a specific embodiment, the connection between the slider 341 and the corresponding slide rail 321 can also be set as a detachable connection (substantially a specific realization of the detachable connection between the third rotating body 34 and the second rotating body 32 ). way), for example, the end of the slider 341 away from the third rotating body 34 can be provided with a buckle, when the slider 341 is connected with the corresponding slide rail 321, the buckle is clamped on the corresponding set of the slide rail 321. In the groove, or when the sliding rail 321 penetrates the second rotating body 32 , the sliding block 341 passes through the sliding rail 321 and is buckled on both sides of the sliding rail 321 . At this time, when the display screen needs to be separated from the entire electronic device, it can also be achieved by releasing the connection between the slider 341 and the corresponding slide rail 321 (not only by releasing the display screen and the third rotating body). The connection relationship between 34 is realized).

As a specific embodiment, a plurality of sliding blocks 341 can also be set to include a plurality of movable sliding blocks 341a that are detachably connected to the third rotating body 34. Specifically, all the sliding blocks 341 can be movable sliding blocks 341a. (substantially another specific implementation of the detachable connection between the third rotating body 34 and the second rotating body 32), only some of the sliders 341 may be movable sliders 341a; when all the sliders 341 are movable sliders 341a, if the display screen needs to be detached from the entire electronic device, it can be realized by releasing the connection between the third rotating body 34 and the movable slider 341a; when part of the sliders 341 are movable The other sliders 341 other than the sliders 341a may be configured to be detachably connected with the corresponding slide rails 321. At this time, the connection between the third rotating body 34 and the movable slider 341a may be released by releasing the connection , and release the connection relationship between the sliders 341 other than the movable slider 341a and the corresponding slide rails 321 (actually it is still a kind of release of the connection relationship between the third rotating body 34 and the second rotating body 32 specific way).

As a specific embodiment, when there are movable sliders 341a, in order to limit the relative positions between the movable sliders 341a, the position of one or more movable sliders 341a is prevented from being changed, resulting in the recovery of the third rotating body 34 After the connection with the second rotating body 32, it cannot be rotated normally, and all the sliders 341 can only be restored to the positions of the third rotating body 34 in the initial state (when the third rotating body 34 is in the initial state, all the sliders 341 341 are generally located at the end of the slide rail 321. At this time, the relative position between the sliders 341 is correct), the third rotating body 34 can be restored to the connection between the second rotating body 32 and rotate normally, which is convenient for use. As shown in FIG. 10 , the rotating and folding device 3 may further include a limit link 35 , and the limit link 35 is arranged on the wall surface of the second rotating body 32 away from the third rotating body 34 . The two ends of the rod 35 are respectively connected with two movable sliders 341 a , and the relative positions of all the movable sliders 341 a are restricted by the limit link 35 . Specifically, the number of the limit links 35 is set according to the number of the movable sliders 341a. In FIG. 10, the number of the movable sliders 341a is two and the limit link 35 corresponds to one.

The electronic device in this embodiment is provided with a rotating and folding device 3 (the first body 1 and the first rotating body 31 in the rotating and folding device 3 are connected with the first body 1 (keyboard) and the second body 2 (display screen). connection, the second body 2 is connected with the third rotating body 34 in the rotating and folding device 3), and by setting the rotating and folding device 3, the second rotating body 32 is connected through a rotating shaft mechanism 33, and the second rotating body 32 can be rotated relative to the first rotating body 31 to open and close, so that the display screen in the electronic device has the basic function of stacking or unfolding relative to the keyboard; The body 34 is provided with a number of sliding blocks 341 corresponding to the sliding rails 321, and the rotation track of the third rotating body 34 is restricted by the setting of the sliding rails 321 and the corresponding sliding blocks 341, so that the third rotating body A corner on the bottom edge of 34 can slide along the bottom edge of the second rotating body 32, and the angle between the bottom edge of the third rotating body 34 and the second rotating body 32 can be changed accordingly, so as to realize the display in the electronic device The rotation adjustment of the screen can meet the user's needs for vertical screen use on the basis of being able to use the horizontal screen.

Example 2

The embodiment of the present invention discloses an electronic device, which differs from the electronic device in the above-mentioned Embodiment 1 only in that the third rotating body in the rotating and folding device is directly set as a display screen.

In the electronic device in this embodiment, the display screen can be separated from the entire electronic device only when the rotating and folding device belongs to the detachable connection between the third rotating body and the second rotating body in the above-mentioned first embodiment.

Example 3

The embodiment of the present invention discloses a keyboard. Compared with the electronic device in the above-mentioned first embodiment, the only difference is that the keyboard body (without integrating the host component) is connected to the first rotating body.

At this time, the third rotating body is used to connect to a mobile terminal, such as a tablet computer or a mobile phone.

Example 4

The embodiment of the present invention discloses a keyboard, which is different from the electronic device in the above-mentioned Embodiment 1 only in that a support plate is connected to the first rotating body.

At this time, both the support plate and the third rotating body are used to support the external equipment. The external device may be a mobile terminal, and may be some auxiliary devices of the mobile terminal, such as a keyboard, a digital tablet, or a display screen.

Obviously, the above-mentioned embodiments are only examples for clear description, and are not intended to limit the implementation manner. For those of ordinary skill in the art, changes or modifications in other different forms can also be made on the basis of the above description. There is no need and cannot be exhaustive of all implementations here. However, the obvious changes or changes derived therefrom still fall within the protection scope of the present invention.

Claims (10)

1. A rotary folding device, characterized in that, comprising: The first rotating body and the second rotating body are connected by a shaft mechanism, and the second rotating body can be opened and closed relative to the first rotating body; the second rotating body is provided with a plurality of sliding rails; The third rotating body has a number of sliders corresponding to the slide rails, the sliders can slide back and forth in the corresponding slide rails, and when the sliders slide in the corresponding slide rails, the A corner on the bottom edge of the third rotating body slides along the bottom edge of the second rotating body, and the included angle between the bottom edge of the third rotating body and the bottom edge of the second rotating body changes. 2 . The rotating and folding device according to claim 1 , wherein a plurality of the sliding blocks includes a plurality of movable sliding blocks that are detachably connected to the third rotating body. 3 . 3 . The rotating and folding device according to claim 2 , further comprising a limit link, the limit link is arranged on a wall surface of the second rotating body away from the third rotating body, and the Two ends of the limit link are respectively connected with the two movable sliders, and the relative positions between all the movable sliders are restricted by the limit link. 4 . The rotary folding device according to claim 1 , wherein the rotary folding device has a gap between the bottom edge of the third rotary body and the bottom edge of the second rotary body. 5 . The initial rotation state in which the included angle is 0 degrees and the maximum rotation state in which the included angle between the bottom edge of the third rotating body and the bottom edge of the second rotating body is 90 degrees. 5 . The rotating and folding device according to claim 4 , wherein the angle between the bottom edge of the third rotating body and the bottom edge of the second rotating body is 90 degrees between the rotating and folding device. 6 . In the maximum rotation state of , the third rotating body is located in the middle of the second rotating body. 6 . The rotating and folding device according to claim 5 , wherein when the second rotating body is rotated and closed relative to the first rotating body, the third rotating body is located between the second rotating body and the second rotating body. 7 . between the first rotating bodies. 7 . The rotating and folding device according to claim 1 , wherein the sliding rails and the sliding blocks are three, and the sliding rails comprise a vertical sliding rail and two curved lines. 8 . A sliding rail, the vertical sliding rail is located between the two curved sliding rails. 8. A bracket, characterized in that it comprises a support plate and the rotary folding device according to any one of claims 1-7, wherein the supporting plate is connected with the first rotating body in the rotary folding device, Both the support plate and the third rotating body are used to support external equipment. 9. A keyboard, characterized in that it comprises a keyboard body and the rotary folding device according to any one of claims 1-7, wherein the keyboard body is connected to the first rotating body in the rotary folding device, The third rotating body is used for connecting the mobile terminal. 10. An electronic device, characterized in that it comprises a first body, a second body, and the rotating and folding device according to any one of claims 1-7, wherein the first body and the one of the rotating and folding devices The first rotating body is connected, and the second body is connected with the third rotating body in the rotating and folding device.

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