CN110753958A

CN110753958A - Unfolding mechanism

Info

Publication number: CN110753958A
Application number: CN201780092165.8A
Authority: CN
Inventors: 陈臻伟; 张艳艳
Original assignee: Shenzhen Royole Technologies Co Ltd
Current assignee: Shenzhen Royole Technologies Co Ltd
Priority date: 2017-08-09
Filing date: 2017-08-09
Publication date: 2020-02-04
Also published as: WO2019028708A1

Abstract

A deployment mechanism comprising: a first cover plate (10); the first end of the first cover plate (10) is pivotally connected with the first end of the second cover plate (20), and an accommodating cavity (11) with an opening is formed at the first end of the first cover plate (10); the flexible body (30) is partially arranged on the surface, far away from the second cover plate (20), of the first cover plate (10), one end of the flexible body (30) is connected with the second end of the second cover plate (20), the second end of the second cover plate (20) is opposite to the first end of the second cover plate (20), the part, exceeding the length of the first cover plate (10), of the flexible body (30) penetrates through the opening to be wound in the accommodating cavity (11), and in the relative opening process of the first cover plate (10) and the second cover plate (20), the flexible body (30) extends outwards from the accommodating cavity (11). This deployment mechanism has solved among the prior art folding display device and has opened the concatenation clearance between the back two blocks of hard screens and lead to the user to watch the effect and reduce to and the easy impaired technical problem of screen.

Description

Unfolding mechanism

The invention name is as follows: mechanism of expanding

Technical Field

[0001] The invention belongs to the field of adjusting devices of flexible bodies, and particularly relates to a deployment and deployment mechanism.

Background

[0002] The existing folding display products only simply fold two hard screens together, convert a small screen into a large screen inch, and unfold and splice the two hard screens together by 180 degrees, although the spliced large screen can expand the visual field, the splicing gap can influence the visual experience, and the viewing effect is reduced. And such a folding screen is prone to damage to the screen.

Technical problem

[0003] The invention aims to provide a development and development mechanism, and a solution to the technical problems that the viewing effect of a user is reduced and the screen is easily damaged due to the splicing gap between two hard screens after a folding display device is launched in the prior art

Technical solution

[0004] The embodiment of the invention is realized in such a way, and in a first aspect, the invention provides a development and deployment mechanism, which comprises: the first end of the first cover plate forms an accommodating cavity with a first air hole; the first end of the first cover plate is rotatably connected with the first end of the second cover plate, and the second end of the second cover plate is opposite to the first end of the second cover plate; the flexible body, the surface of keeping away from the second apron of first apron is set up to the flexible body, and the one end of flexible body passes the mouth of bursting to holding the intracavity, and the other end of flexible body is connected with the second end of second apron, and the flexible body stretches out from holding the intracavity at first apron and second apron relatively during the process of hammering.

Advantageous effects of the invention

Advantageous effects

[0005] According to the deployment and deployment mechanism, a user selects a small screen to view an inch, the area of the flexible body on the surface A of the first cover plate is the playing area of the small screen, the other part of the flexible body is curled in the accommodating cavity, the space is saved while the flexible body is protected, and the whole device is small in size and convenient to carry; when the first cover plate and the second cover plate are in the same plane, the sum of the area of the flexible body on the surface B of the first cover plate and the area of the surface C of the second cover plate is the playing area of the large screen. Because the whole tile of flexible body is on B surface and C surface, the problem that the concatenation clearance between two blocks of hard screens after having solved the exhibition mechanism among the prior art and having expended and launched reduces the user and watch the effect is solved, convenience of customers enjoys the big screen and watches video pleasant sensation. Because the flexible body is partially wound in the accommodating cavity, repeated overlapping friction can not occur when the screens are switched between the large screen and the small screen, and damage to the flexible body is reduced.

Brief description of the drawings

Drawings

[0006] Fig. 1 is a schematic perspective view of a deployment mechanism fully closed according to an embodiment of the present invention;

[0007] FIG. 2 is a schematic diagram illustrating a large screen and a small screen switching process of the deployment mechanism according to the embodiment of the present invention;

[0008] fig. 3 is a schematic perspective view of a fully-deployed mechanism for delivering second inches according to an embodiment of the present invention;

[0009] fig. 4 is a front view of the deployment mechanism fully closed according to the embodiment of the present invention;

[0010] FIG. 5 is a schematic cross-sectional view of the deployment mechanism of FIG. 4 in the P-P direction;

[0011] FIG. 6 is an enlarged view of the structure at the point I in FIG. 5;

[0012] FIG. 7 is a schematic cross-sectional view of the deployment mechanism of FIG. 4 in the direction Q-Q;

[0013] fig. 8 is a front view of the fully deployed mechanism according to an embodiment of the present invention;

[0014] FIG. 9 is a top view of the fully deployed mechanism for delivering two inches according to an embodiment of the present invention;

[0015] fig. 10 is a left side view of the fully deployed mechanism according to an embodiment of the present invention.

[0016] Wherein, in the figures, the respective reference numerals:

[0017]10, a first cover plate; 11. An accommodating chamber; 12. A rotating shaft; 20. A second cover plate; 21. Accommodating grooves; 22. A circular ring; 30. A flexible body; 40. A drive assembly; 41. A first drive motor; 42. A driving gear; 43. A driven gear; 431. A key structure; 50. A power source; 60. A second drive motor.

Modes for carrying out the invention

[0018] In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

[0019] Referring to fig. 1 to 5, the deployment mechanism includes a first cover plate 10, a second cover plate 20 and a flexible body 30. The first end of the first cover plate 10 forms an accommodating cavity 11 with a first port, the first end of the first cover plate 10 is rotatably connected with the first end of the second cover plate 20, and the second section of the second cover plate 20 is opposite to the first end of the cover plate; the flexible body 30 sets up the surface of keeping away from second apron 20 at first apron 10, and flexible body 30's one end passes the mouth of bursting to curl to holding chamber 11 in, the other end is connected with the second end of second apron 20, flexible body 30 and at first apron 10 and the second apron 20 in the process of relatively playing, flexible body 30 stretches out from holding chamber 11.

[0020] When the flexible body 30 is a flexible display screen inch, the deployment mechanism is a flexible display screen display device. Referring to fig. 1 and 2, a user selects a small screen to view an inch, the area of the flexible body 30 on the surface a of the first cover plate 10 is the playing area of the small screen, and the other part of the flexible body 30 is curled in the accommodating cavity 11, so that the space is saved in the same inch for protecting the flexible body 30, and the whole device has a small volume and is convenient to carry; referring to fig. 2 and 3, when the small screen is switched to the large screen, the first cover plate 10 and the second cover plate 20 are rotated relatively, the flexible body 30 gradually extends out from the accommodating cavity 11, and when the first cover plate 10 and the second cover plate 20 are located on the same plane, the sum of the area of the flexible body 30 on the surface B of the first cover plate 10 and the area of the surface C of the second cover plate 20 is the playing area of the large screen. Because the whole tile of flexible body 30 is on B surface and C surface, solved the problem that the concatenation clearance between two hard screens reduces the user and watches the effect after folding display device among the prior art launches, convenience of customers receives the big screen and watches the pleasant sensation of video. With the inch, because the flexible display screen part is wound in the accommodating cavity 11, repeated folding and friction can not occur when the size screen is switched, and the flexible display screen can be prevented from being damaged in the repeated folding process

[0021] It should be noted that the development and development mechanism is suitable for electronic display equipment such as a folding mobile phone and a folding computer

[0022] The "large screen" in the deployment mechanism of the invention may refer to an inch on the same plane as the first cover plate 10 and the second cover plate 20 (i.e. the included angle between the first cover plate 10 and the second cover plate 20 is 180 degrees), the sum of the area of the flexible body 30 on the surface B of the first cover plate 10 and the area of the surface C of the second cover plate 20, or may be called "large screen" as long as the area of the portion of the flexible body 30 extending from the receiving cavity 11 is larger than the area of the surface a of the first cover plate 10 "

[0023] When the large screen plays a video inch, the user can select the small screen to continue or stop playing the video according to the requirement.

[0024] Optionally, the flexible body 30 is used as a screen for using an inch, and the flexible body 30 is a flexible display screen; the flexible body 30 may also be adapted to act as a sensor, the flexible body 30 being a flexible sensor. The sensing area of the flexible sensor is increased or reduced to enlarge or reduce the detection range of the sensor, so that the application range and the field of the sensor are widened.

[0025] For clarity of explanation of the structure of the adjusting mechanism of the present invention, the flexible body 30 is specifically illustrated as a flexible display screen in the present embodiment.

[0026] Specifically, the portion of the flexible body 30 exceeding the length of the first cover plate 10 is crimped in the accommodating cavity 11 through the second opening, and the portion of the flexible body 30 exceeding the length of the first cover plate 10 extends out of the accommodating cavity 11 during the relative deployment of the first cover plate 10 and the second cover plate 20.

[0027] With further reference to fig. 6 to 9, in the present embodiment, in order to facilitate the relative deployment or closing between the first cover plate 10 and the second cover plate 20, the adjusting mechanism further includes a driving assembly 40 for driving the first cover plate 10 and the second cover plate 20 to move relatively. Specifically, the driving assembly 40 includes a first driving motor 41, a driving gear 42 and a driven gear 43. The driving gear 42 is disposed on the second cover plate 20 and is in driving connection with the first driving motor 41, and the first driving motor 41 drives the driving gear 42 to rotate; the driven gear 43 is provided on the first cover plate 10 and meshes with the driving gear 42. In other embodiments, the driving gear 42 may also be disposed on the first cover plate 10 and is in driving connection with the first driving motor 41, and the first driving motor 41 drives the driving gear 42 to rotate; the driven gear 43 is disposed on the second cover plate 20 and engaged with the driving gear 42.

[0028] When switching the small screen into large-screen cun, to first CD-ROM drive motor 41 circular telegram, first CD-ROM drive motor 41 drive driving gear 42 rotates, and driving gear 42 drives driven gear 43 rotation with it meshing, and driven gear 43 and then drive the relative second apron 20 rotation of first apron 10 rather than being connected to realize that two apron are opened up and graph relatively. In the relative deployment process of the two cover plates, the flexible body 30 in the accommodating cavity 11 extends outwards, and the area of the extending part is increased along with the increase of the included angle between the two cover plates. When the area of the extending part exceeds the small-screen inch, the large screen can be formed, the energization of the large screen can be stopped, the first driving motor 41 stops moving, the driving gear 42 and the driven gear 43 stop transmission, and the first cover plate 10 stops the energization. Of course, the included angle between the two cover plates can also be increased to 180 inches, and the first driving motor 41 is automatically powered off and does not move any more. According to the transmission ratio of the gear transmission, the relative movement speed of the two cover plates can be accurately controlled, so that the flexible body 30 is prevented from being damaged by inertial movement generated by too fast relative movement. Further, the adjustment mechanism may further include a control key and a power source 50 electrically connected to the first drive motor 41. When the control key is pressed, the circuit can be switched on, and the first drive motor 41 starts to work; the control key of second expansion, the circuit is disconnected, and first driving motor 41 stops work, this cun, keeps the angle of second expansion between the two apron. In addition, the control key can also control the forward rotation or reverse rotation of the first driving motor 41, so as to realize the free switching between the large screen and the small screen, and the operation is easy and convenient. [0029] In this embodiment, the first driving motor 41 and the driving gear 42 are disposed on the second cover plate 20, the driven gear 43 is disposed on the first cover plate 10, key slots are disposed on the inner wall of the accommodating cavity 11, and key structures 431 are disposed on the wheel shaft of the driven gear 43 and corresponding to the key slots, and the key structures 431 are embedded in the key slots, so that the driven gear 43 rotates to drive the first cover plate 10 to rotate. In this way, the first cover plate 10 is driven by the first driving motor 41 and is driven by the gear to move, so as to switch between a large screen and a small screen. In the present embodiment, the key structure 431 is a flat key, and other key structures such as a spline and a semicircular key may be used.

[0030] As shown in fig. 5 and 6, in this embodiment, the cavity 11 is received for the cylinder structure with a central through hole, the second port is arranged on the side wall of the cylinder structure and is communicated with the central through hole, and the second port is parallel to the axis of the central through hole. One end of the flexible body 30 penetrates out of the second port and is connected with the second end of the second cover plate 20, a part of the flexible body laid on the surface A of the first cover plate 10 forms a small screen, and when the first cover plate 10 and the second cover plate 20 are completely closed, the other part of the flexible body 30 is curled in a central through hole of the cylinder structure. Further, the messenger holds the A surface parallel and level of the first apron of the mouth of promoting of chamber 11 to improve the smoothness that flexible body 30 stretches out or withdraws from the mouth of promoting.

[0031] Optionally, in order to improve the reliability of the connection between the cylindrical structure and the first cover plate 10, in the present embodiment, the cylindrical structure is integrally formed with the first cover plate 10.

[0032] As shown in fig. 5 and 6, a receiving groove 21 is provided on the second cover plate 20 at a position corresponding to the cylindrical structure to receive the cylindrical structure. The both ends of holding tank 21 are provided with the pivot portion with drum structure pivotal connection, can make the drum structure imbed in holding tank 21 like this to improve the wholeness of exhibition mechanism.

[0033] Specifically, the pivot portion is a ring 22 disposed at both ends of the receiving groove 21, and the second cover plate 20, the receiving groove 21 and the ring 22 are integrally formed. The driving gear 42 is rotatably disposed at a side of the circular ring 22 facing away from the receiving groove 21, and the driven gear 43 is disposed at a position corresponding to the driving gear 42 in the cylindrical structure. The keyway is established on the inner wall of drum structure, and driven gear 43's shaft part stretches into the drum structure, and epaxial parallel key 431 part imbeds in the keyway of drum structure to make driven gear 43 rotate the cun and drive the drum structure and rotate, and then drive first apron 10 and rotate.

[0034] Optionally, a movement included angle is formed in the relative movement process of the first cover plate 10 and the second cover plate 20, and the movement included angle is greater than or equal to 0 degree and less than or equal to 180 degrees. When the included angle of motion is equal to 0 degree inch, the flexible body 30 is in a small screen state, and when the included angle of motion is equal to 180 degrees inch, the flexible body 30 is in a large screen state. When the motion included angle is larger than 0 degree and smaller than 180 degrees, the second cover plate 20 is placed on the horizontal plane in an inch, the first cover plate 10 is in an inclined state, and the flexible body 30 supported by the first cover plate 10 and the second cover plate 20 in a relative manner is also in an inclined state, so that a user can conveniently watch videos without using a support adjusting mechanism.

[0035] Optionally, in this embodiment, a rotating shaft 12 is disposed in the accommodating cavity 11, and a portion of the flexible body 30 in the accommodating cavity 11 is wound on the rotating shaft 12. Specifically, pivot 12 sets up in the central through-hole of drum structure, in order to improve the smoothness of flexible body 30 coiling or expansion, the mechanism of expanding is still including being used for driving pivot 12 to rotate in order to drive flexible body 30 coiling or expansion driving piece. The driving member drives the rotation shaft 12 to rotate, so that the tensile force applied to the flexible body 30 can be reduced when the flexible body 30 inches is deployed, and the flexible body 30 can be ensured to be wound on the rotation shaft 12 layer by layer when the flexible body 30 inches is wound.

[0036] In this embodiment, the driving member is a second driving motor 60 in driving connection with the rotating shaft 12, and the rotation speed of the second driving motor 60 is adapted to the rotation speed of the first driving motor 41, so as to ensure that the flexible body 30 maintains adaptation to the relative motion of the two cover plates during the deployment and deployment or curling motion, and avoid the flexible body 30 from being broken away from the first cover plate 10 during the deployment or curling motion too fast or being excessively slow and damaged by being excessively supported.

[0037] As an alternative embodiment, the driving member may also be a hair spring, when the flexible body 30 expands and applies work to the hair spring, the hair spring stores energy, and when the flexible body 30 needs to be curled, the first driving motor 41 drives the two cover plates to close relatively in the same inch, and the hair spring releases energy to drive the rotating shaft 12 to rotate, so that the flexible body 30 is wound on the rotating shaft 12 layer by layer.

[0038] The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.

Claims

Claims

[ claim 1] A deployment mechanism, comprising:

a first cover plate (10), wherein a first end of the first cover plate (10) forms a containing cavity (11) with a rechargeable port;

a second cover plate (20), a first end of the first cover plate (10) is rotatably connected with a first end of the second cover plate (20), and a second end of the second cover plate (20) is rotatably connected with the second cover plate

(20) Opposite to the first end;

the flexible body (30), the flexible body (30) sets up keeping away from of first apron (10) the surface of second apron (20), just the one end of flexible body (30) is passed the mouth of can penetrate curls hold the chamber (11) in, the other end of flexible body (30) with the second end of second apron (20) is connected, flexible body (30) are in first apron (10) with second apron (20) are beated relatively the in-process and are followed hold chamber (11) in stretch out

[ claim 2] A deployment mechanism according to claim 1, wherein a portion of the flexible body (30) that exceeds the length of the first cover plate (10) is crimped through the port into the receiving cavity (11), and wherein during relative deployment of the first and second cover plates (10, 20), the portion of the flexible body (30) that exceeds the length of the first cover plate (10) protrudes from the receiving cavity (11).

[ claim 3] the mechanism according to claim 1, wherein the flexible body (30) is a flexible display screen or a flexible sensor.

[ claim 4] the mechanism according to any one of claims 1 to 3, further comprising a drive assembly (40) for driving the relative movement of the first cover plate (10) and the second cover plate (20).

[ claim 5] A deployment mechanism according to claim 4, wherein the drive assembly (40) comprises:

a first drive motor (41);

the driving gear (42) is arranged on the second cover plate (20) and is in driving connection with the first driving motor (41), and the first driving motor (41) drives the driving gear (42) to rotate;

a driven gear (43), wherein the driven gear (43) is arranged on the first cover plate (10) and meshed with the driving gear (42);

or, the driving gear (42) is arranged on the first cover plate (10) and is in driving connection with the first driving motor (41), and the first driving motor (41) drives the driving gear (42) to rotate; the driven gear (43) is disposed on the second cover plate (20) and engaged with the driving gear (42).

[ claim 6] A deployment mechanism according to claim 5, further comprising a control key and a power supply (50) electrically connected to the first drive motor (41).

[ claim 7] A deployment mechanism according to claim 5, wherein the first drive motor (41)

) And the driving gear (42) is arranged on the second cover plate (20), the driven gear (43) is arranged on the first cover plate (10), a key groove is formed in the inner wall of the accommodating cavity (11) in a combustible manner, a wheel shaft of the driven gear (43) is provided with a key structure (431) corresponding to the key groove, and the key structure (431) is matched with the key groove, so that the driven gear (43) drives the first cover plate (10) to rotate.

[ claim 8] A deployment mechanism according to claim 7, wherein the receiving cavity (11) is a cylindrical structure with a central through hole, the deployment port is arranged on a side wall of the cylindrical structure and is communicated with the central through hole, and the deployment port is parallel to the axis of the central through hole.

[ claim 9] the deployment mechanism according to claim 8, wherein the second cover plate (20) is provided with a receiving groove (21) at a position corresponding to the cylinder structure to receive the cylinder structure, and both ends of the receiving groove (21) are provided with a pivot portion pivotally connected to the cylinder structure

[ claim 10] A deployment mechanism according to claim 9, wherein the pivot is a ring (22) provided at both ends of the receiving groove (21).

[ claim 11] the mechanism according to claim 10, wherein the second cover plate (20), the receiving groove (21) and the ring (22) are integrally formed.

[ claim 12] the deployment mechanism according to claim 11, wherein the driving gear (42) is rotatably disposed on a side of the circular ring (22) facing away from the receiving groove (21), the driven gear (43) is disposed at a position corresponding to the driving gear (42) of the cylinder structure, the key slot is disposed on an inner wall of the cylinder structure, and a wheel axle portion of the driven gear (43) extends into the cylinder structure and is in key connection with the cylinder structure, so that the driven gear (43) drives the cylinder structure to rotate.

[ claim 13] the mechanism according to claim 1, wherein the relative movement of the first cover plate (10) and the second cover plate (20) forms an included angle of movement, and the included angle of movement is greater than or equal to 0 degrees and less than or equal to 180 degrees.

[ claim 14] A deployment mechanism according to claim 1, characterized in that a rotation shaft (12) is arranged in said housing (11), and the portion of said flexible body (30) inside said housing (11) is wound around said rotation shaft (12).

[ claim 15] the mechanism according to claim 14, further comprising a driving member for rotating the shaft (12) to drive the flexible body (30) to deploy or crimp.

[ claim 16] A deployment mechanism according to claim 15, wherein the driving member is a second drive motor (60) in driving connection with the rotatable shaft (12).