CN109253156B - Rotating shaft and display device - Google Patents

Rotating shaft and display device Download PDF

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Publication number
CN109253156B
CN109253156B CN201811243681.9A CN201811243681A CN109253156B CN 109253156 B CN109253156 B CN 109253156B CN 201811243681 A CN201811243681 A CN 201811243681A CN 109253156 B CN109253156 B CN 109253156B
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China
Prior art keywords
base body
rotating shaft
positioning
display area
positioning hole
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CN201811243681.9A
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CN109253156A (en
Inventor
刘兴国
青威
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BOE Technology Group Co Ltd
Chengdu BOE Optoelectronics Technology Co Ltd
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BOE Technology Group Co Ltd
Chengdu BOE Optoelectronics Technology Co Ltd
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Priority to CN201811243681.9A priority Critical patent/CN109253156B/en
Publication of CN109253156A publication Critical patent/CN109253156A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00—Pivots; Pivotal connections
    • F16C11/04—Pivotal connections
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

The invention provides a rotating shaft and a display device. This pivot includes: the positioning device comprises an external base body, a rotating shaft base body and at least one positioning pin, wherein the interior of the external base body is of a hollow structure, and the rotating shaft base body is positioned in the hollow structure of the external base body; the outer base body is provided with a first positioning hole corresponding to the positioning pin, and the rotating shaft base body is provided with a second positioning hole corresponding to the positioning pin; when each positioning pin is positioned in the corresponding second positioning hole, the external base body and the rotating shaft base body rotate relatively; or when each positioning pin is partially positioned in the corresponding first positioning hole and partially positioned in the corresponding second positioning hole, the external base body and the rotating shaft base body are fixed. The rotating shaft realizes the function of relative rotation between the external base body and the rotating shaft base body through the matching of the positioning hole and the positioning pin, has high durability, small size, small rotation resistance and convenient use, and can meet the requirements of a folding screen.

Description

Rotating shaft and display device
Technical Field
The invention relates to the technical field of display, in particular to a rotating shaft and a display device.
Background
At present, flexible Organic Light-Emitting Diode (OLED) display devices are widely used in various electronic products as display components of electronic devices, and at present, flexible OLED display devices are mainly used in curved screens and folding screens.
In the prior art, the bending area of the folding screen is usually realized by adopting a hinge rotating shaft technology to realize free bending. However, with the development of product types, the size of the folding screen is smaller and the opening and closing frequency is higher and higher, and the hinge rotating shaft has low durability, large size, large rotating resistance and inconvenient use, and cannot meet the requirements of the folding screen.
Disclosure of Invention
The invention provides a rotating shaft and a display device, which are used for realizing high durability, small size, small rotating resistance and convenient use of the rotating shaft, thereby being capable of meeting the requirements of a folding screen.
To achieve the above object, the present invention provides a hinge comprising: the positioning device comprises an external base body, a rotating shaft base body and at least one positioning pin, wherein the interior of the external base body is of a hollow structure, and the rotating shaft base body is positioned in the hollow structure of the external base body;
the outer base body is provided with a first positioning hole corresponding to the positioning pin, and the rotating shaft base body is provided with a second positioning hole corresponding to the positioning pin;
when each positioning pin is positioned in the corresponding second positioning hole, the external base body and the rotating shaft base body rotate relatively; or when each positioning pin is partially positioned in the corresponding first positioning hole and partially positioned in the corresponding second positioning hole, the external base body and the rotating shaft base body are fixed.
Optionally, each positioning pin is disposed in a corresponding second positioning hole.
Optionally, the positioning pin is made of a magnet;
the interior of the rotating shaft base body is of a hollow structure, and a magnet structure is arranged in the hollow structure of the rotating shaft base body;
the magnet structure is used for attracting the positioning pins when rotating to a first position, so that each positioning pin is completely positioned in the corresponding second positioning hole; or the positioning pins are mutually exclusive when rotated to the second position, so that each positioning pin is partially positioned in the corresponding first positioning hole and partially positioned in the corresponding second positioning hole.
Optionally, the number of the positioning pins is multiple, part of the positioning pins are located on one side of the rotating shaft base body, and the other part of the positioning pins are located on the other opposite side of the rotating shaft base body;
the magnetic pole of the locating pin of one side of the rotating shaft base body is opposite to the magnetic pole of one side of the hollow structure of the rotating shaft base body.
Optionally, the number of the positioning pins on one side of the rotating shaft base body is the same as that of the positioning pins on the opposite side of the rotating shaft base body.
Optionally, the method further comprises: the driving device is arranged on the rotating shaft base body and is connected with the magnet structure;
the driving device is used for driving the magnet structure to rotate to the first position under the control of a first driving instruction, or driving the magnet structure to rotate to the second position under the control of a second driving instruction.
To achieve the above object, the present invention provides a display device including: the display device comprises a first display area, a second display area and a bending area, wherein the bending area is positioned between the first display area and the second display area, and is provided with at least one rotating shaft;
the external substrate is connected with the first display area, and the rotating shaft substrate is connected with the second display area;
when the external base body and the rotating shaft base body rotate relatively, an included angle between the first display area and the second display area is changed; or when the external base body and the rotating shaft base body are fixed, an included angle between the first display area and the second display area is fixed.
Optionally, the number of the rotating shafts is two, and the two rotating shafts are respectively located in two side edge regions of the bending region.
Optionally, the middle region outside the two side edge regions of the bending region, the first display region, and the second display region are an integral structure.
Optionally, the method further comprises: a first connection structure and a second connection structure;
the external substrate is connected with the first display area through the first connecting structure, and the rotating shaft substrate is connected with the second display area through the second connecting structure.
Drawings
Fig. 1 is a schematic structural diagram of a rotating shaft according to an embodiment of the present invention;
FIG. 2 is a schematic view of a state of the rotating shaft in FIG. 1;
FIG. 3 is a schematic view of the outer substrate of FIG. 1;
FIG. 4 is a schematic structural view of the spindle base and the locating pin of FIG. 1;
FIG. 5 is an enlarged, fragmentary view of the locating pin of FIG. 4;
FIG. 6 is a sectional view taken along line A-A of FIG. 2;
fig. 7 is a schematic structural diagram of a display device according to a second embodiment of the present invention;
FIG. 8 is a schematic diagram of an application of the display device in FIG. 7;
FIG. 9 is a schematic diagram of an application of the display device in FIG. 7;
fig. 10 is a flowchart illustrating a control method of a display device according to an embodiment of the present invention.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following describes the rotating shaft and the display device in detail with reference to the attached drawings.
Fig. 1 is a schematic structural view of a rotating shaft according to an embodiment of the present invention, fig. 2 is a schematic state view of the rotating shaft in fig. 1, fig. 3 is a schematic view of an external base in fig. 1, fig. 4 is a schematic structural view of the rotating shaft base and a positioning pin in fig. 1, fig. 5 is a partially enlarged schematic view of the positioning pin in fig. 4, and fig. 6 is a sectional view taken along a-a direction in fig. 2, as shown in fig. 1 to 6, the rotating shaft includes: the shaft structure comprises an outer base body 1, a rotating shaft base body 2 and at least one positioning pin 5, wherein the inner part of the outer base body 1 is of a hollow structure, and the rotating shaft base body 2 is located in the hollow structure of the outer base body 1. The outer base body 1 is provided with a first positioning hole 3 corresponding to the positioning pin 5, and the rotating shaft base body 2 is provided with a second positioning hole 4 corresponding to the positioning pin 5.
When each positioning pin 5 is positioned in the corresponding second positioning hole 4, the external base body 1 and the rotating shaft base body 2 rotate relatively; or when each positioning pin 5 is partially positioned in the corresponding first positioning hole 3 and partially positioned in the corresponding second positioning hole 4, the outer base body 1 and the rotating shaft base body 2 are fixed. Wherein, the outer base body 1 and the rotating shaft base body 2 can rotate relatively in the circumferential direction.
In the present embodiment, preferably, each positioning pin 5 is disposed in the corresponding second positioning hole 4. In other words, each of the second positioning holes 4 is provided with a positioning pin 5 therein.
In this embodiment, the positioning pins 5 are disposed in one-to-one correspondence with the first positioning holes 3, the positioning pins 5 are disposed in one-to-one correspondence with the second positioning holes 4, and the first positioning holes 3 are disposed in one-to-one correspondence with the second positioning holes 4.
In this embodiment, the outer substrate 1 has a ring structure, so the inner part thereof has a hollow structure. The first positioning hole 3 opens toward the hollow structure inside the outer base 1. The number of the first positioning holes 3 is multiple, and the embodiment is described by taking the number of the first positioning holes as an example, and the first positioning holes can be set according to the functional requirements of realizing variable-angle rotation and fixed-angle fixation of the rotating shaft in practical application.
In this embodiment, the rotating shaft base 2 has an annular structure, so the inside thereof is hollow. The second positioning hole 4 is a through hole, one opening direction of the second positioning hole 4 faces the hollow structure inside the rotating shaft base body 2, and the other opening direction of the second positioning hole 4 faces the outside of the rotating shaft base body 2. Since the second positioning holes 4 need to be arranged in a one-to-one correspondence with the first positioning holes 3, the number of the second positioning holes 4 is the same as that of the first positioning holes 3, the number of the second positioning holes 4 is multiple, and the embodiment is described by taking the number of the second positioning holes 4 as an example.
In this embodiment, the number of the positioning pins 5 is the same as the number of the first positioning holes 3 and the number of the second positioning holes 4, the number of the positioning pins 5 is plural, and the embodiment takes the number of 8 as an example for description. The positioning pin 5 can be extended and contracted along the radial direction of the rotating shaft base body 2 to be completely positioned in the second positioning hole 4, or partially enter the first positioning hole 3 and partially remain in the second positioning hole 4.
In this embodiment, fig. 2 shows a state where the rotating shaft is in a variable-angle rotation state, at this time, each positioning pin 5 is entirely located in the second positioning hole 4, any part of each positioning pin 5 is not located in the first positioning hole 3, the outer base 1 and the rotating shaft base 2 are not locked by the positioning pin 5, and the outer base 1 and the rotating shaft base 2 can rotate relatively. In this embodiment, fig. 1 shows a state where the rotating shaft is fixed at a fixed angle, at this time, each positioning pin 5 partially enters the first positioning hole 3, and another part of each positioning pin 5 remains in the second positioning hole 4, the outer base 1 and the rotating shaft base 2 are locked by the positioning pin 5, and the outer base 1 and the rotating shaft base 2 cannot rotate relative to each other, so that the outer base 1 and the rotating shaft base 2 are fixed.
In this embodiment, the positioning pin 5 is made of a magnet. The inside of pivot base member 2 is hollow structure, sets up magnet structure 6 in the hollow structure of pivot base member 2. The magnet structure 6 is used for attracting the positioning pins 5 when rotating to the first position, so that each positioning pin 5 is located in the corresponding second positioning hole 4, and at the moment, each positioning pin 5 exits the first positioning hole 3 and is located in the second positioning hole 4. Or the magnet structure 6 is used to repel each positioning pin 5 when rotated to the second position, so that each positioning pin 5 is partially located in the corresponding first positioning hole 3 and partially located in the corresponding second positioning hole 4. As shown in fig. 5, there is a gap 8 between the inner wall of the second positioning hole 4 and the positioning pin 5 located inside the second positioning hole 4 so that the positioning pin 5 can move in the second positioning hole 4.
The number of the positioning pins 5 is multiple, part of the positioning pins 5 are positioned on one side of the rotating shaft base body 2, and the other part of the positioning pins 5 are positioned on the other opposite side of the rotating shaft base body 2. In the present embodiment, the number of the positioning pins 5 located on one side of the spindle base body 2 is the same as the number of the positioning pins 5 located on the opposite side of the spindle base body 2, for example, 4 positioning pins 5 are located on one side of the spindle base body 2, and 4 positioning pins 5 are located on the opposite side of the spindle base body 2.
The magnetic poles of the positioning pin 5 located on one side of the rotating shaft base body 2 and facing one side of the rotating shaft base body 2 are the same, the magnetic poles of the positioning pin 5 located on the opposite side of the rotating shaft base body 2 and facing one side of the hollow structure of the rotating shaft base body 2 are the same, and the magnetic poles of the positioning pin 5 located on one side of the rotating shaft base body 2 and facing one side of the hollow structure of the rotating shaft base body 2 are opposite to the magnetic poles of the positioning pin 5 located on the opposite side of the rotating shaft base body 2 and facing one side of the hollow structure of the. The positioning pin 5 includes an N pole and an S pole. The positioning pin 5 positioned on one side of the rotating shaft base body 2 and the positioning pin 5 positioned on the opposite side of the rotating shaft base body 2 are symmetrically arranged. Wherein, the N utmost point of the locating pin 5 that is located one side of pivot base member 2 sets up towards the hollow structure of pivot base member 2, promptly: the N pole of the positioning pin 5 positioned at one side of the rotating shaft base body 2 is arranged towards the magnet structure 6; the S pole of the positioning pin 5 located on the opposite side of the spindle base 2 is disposed toward the hollow structure of the spindle base 2, that is: the S-pole of the positioning pin 5 on the opposite side of the spindle base 2 is arranged toward the magnet arrangement 6.
In the present embodiment, the magnet structure 6 is preferably cylindrical in shape. The number of magnet structures 6 may be one. The magnet structure 6 includes N and S poles.
In this embodiment, as shown in fig. 6, the rotating shaft further includes: and the driving device 7 is arranged on the rotating shaft base body 2, and the driving device 7 is connected with the magnet structure 6. The drive means 7 is adapted to drive the magnet structure 6 to rotate to the first position under control of a first drive command or to drive the magnet structure 6 to rotate to the second position under control of a second drive command. Wherein the first position is shown in fig. 2 and the second position is shown in fig. 1.
Preferably, the driving means 7 may be a driving stepping motor.
As shown in fig. 2, when the driving device 7 receives the first driving command, the driving magnet structure 6 rotates to the first position, the magnet structure 6 and the positioning pins 5 attract each other, so that each positioning pin 5 is located in the second positioning hole 4, and at this time, the outer base 1 and the spindle base 2 are not locked by the positioning pin 5, so that the outer base 1 and the spindle base 2 can rotate relatively.
As shown in fig. 1, when the driving device 7 receives a second driving command, the driving magnet structure 6 rotates to a second position, the magnet structure 6 and the positioning pin 5 repel each other, the outer base 1 and the rotating shaft base 2 are locked by the positioning pin 5, and the outer base 1 and the rotating shaft base 2 cannot rotate relatively, so that the outer base 1 and the rotating shaft base 2 are fixed.
In the technical scheme of the pivot that this embodiment provided, the pivot includes outside base member, pivot base member and at least one locating pin, be provided with the first locating hole that corresponds with the locating pin on the outside base member, be provided with the second locating hole that corresponds with the locating pin on the pivot base member, every locating pin all is arranged in the second locating hole that corresponds so that rotate relatively between outside base member and the pivot base member, every locating pin all part is arranged in first locating hole and part is arranged in the second locating hole that corresponds so that fix between outside base member and the pivot base member, the pivot of this embodiment passes through the cooperation of locating hole and locating pin and realizes the function of rotating relatively between outside base member and the pivot base member, this pivot durability is high, the size is little, the rotation resistance is little and convenient to use, thereby can satisfy the requirement of folding screen.
Fig. 7 is a schematic structural diagram of a display device according to a second embodiment of the present invention, as shown in fig. 1 to 7, the display device includes a first display area 11, a second display area 12, and a bending area 13, the bending area 13 is located between the first display area 11 and the second display area 12, and the bending area 13 is provided with at least one rotation shaft 10. The outer substrate 1 is connected to the first display region 11, and the hinge substrate 2 is connected to the second display region 12.
When the external base body 1 and the rotating shaft base body 2 rotate relatively, an included angle between the first display area 11 and the second display area 12 is changed, so that the display device can realize variable-angle rotation; or when the external base body 1 and the rotating shaft base body 2 are fixed, the included angle between the first display area 11 and the second display area 12 is fixed, so that the display device realizes fixed angle fixation.
As shown in fig. 7, the display device further includes: a first connecting structure 14 and a second connecting structure 15. The external substrate 1 is connected to the first display region 11 through a first connection structure 14, and the hinge substrate 12 is connected to the second display region 12 through a second connection structure 15.
The number of the rotating shafts 10 may be one or more. In this embodiment, the bending region 13 includes a middle region 131 and two side edge regions outside the middle region 131. Preferably, the number of the rotating shafts 10 is two, and the two rotating shafts 10 are respectively located at two side edge regions of the bending region 13. In this embodiment, two rotating shafts 10 are adopted and the rotating shafts 10 are respectively disposed at the two side edge regions, so that the middle region of the bending region 13 can also be used for displaying pictures, and the influence of the rotating shafts 10 on the display function of the display device is greatly reduced. In this embodiment, the bending region 13 may be bent to change an included angle between the first display region 11 and the second display region 12 when the external substrate 1 and the rotation shaft substrate 2 rotate relatively. In order to enable the bending region 13 to bend, the middle region 131 in the bending region 13 is a flexible region, and the substrate in the middle region 131 is a flexible substrate.
In this embodiment, the middle region 131 is integrated with the first display region 11 and the second display region 12. The middle region 131 can be used for displaying a picture, and therefore the middle region 131, the first display region 11, and the second display region 12 can be an integral structure, so that the first display region 11, the second display region 12, and the bending region 13 can jointly display a picture.
In this embodiment, the display device further includes: a control device, which is not specifically shown in the figure. Preferably, the control device is mounted on the main board of the display device, in other words, the control device may be integrated on the main board of the display device. In practical application, the control device can also be arranged separately. The user may input the first operation instruction or the second operation instruction on the display device. When the control device receives a first operation instruction input by a user, generating a first driving instruction corresponding to the first operation instruction, and sending the first driving instruction to the driving device 7; alternatively, when the control device receives a second operation instruction input by the user, a second drive instruction corresponding to the second operation instruction is generated, and the second drive instruction is transmitted to the drive device 7.
Further, the control means is also arranged to supply power to the drive means 7.
In this embodiment, the display device may comprise a flexible folded screen, for example, a flexible OLED display device.
Fig. 8 is a schematic view of an application of the display device shown in fig. 7, and as shown in fig. 8, the display device is preferably a touch display device. The first display area 11 is provided with a first touch area 111, and the second display area 12 is provided with a second touch area 121. When the rotating shaft is in the state shown in fig. 1, the finger of the user touches the first touch area 111 and/or the second touch area 121, the control device recognizes that the operation instruction input by the user is a first operation instruction, generates a corresponding first driving instruction according to the first operation instruction, and sends the first driving instruction to the driving device 7; when the rotating shaft is in the state shown in fig. 2, the finger of the user touches the first touch area 111 and/or the second touch area 121, and the control device recognizes the operation command input by the user as the second operation command. Preferably, as shown in fig. 8, the user simultaneously touches the first touch area 111 and the second touch area 121 to input the first operation instruction or the second operation instruction to the control device, and the occurrence of the erroneous touch can be effectively prevented by using a touch manner of simultaneously touching the two touch areas.
Further, the display device further includes: a frame 16. The frame 16 is wrapped at the edge of the first display area and the second display area. The rotation shaft is disposed corresponding to the frame 16, and the frame 16 is located outside the rotation shaft 10 to shield the rotation shaft 10.
Fig. 9 is a schematic view of an application of the display device in fig. 7. The control method of the display device in the present embodiment is described in detail below with reference to fig. 1 to 9. Fig. 10 is a flowchart of a control method of a display device according to an embodiment of the present invention, and as shown in fig. 10, the method includes:
step 101, the control device judges whether the display device is in a folded state, if so, step 102 is executed; if not, go to step 105.
Specifically, the control device may determine whether an included angle between the first display region 11 and the second display region 12 is 0, and if the included angle is 0, the control device indicates that the display device is in a folded state; if the included angle is judged to be not 0, the display device is not in the folded state.
And 102, rotating the first display area and/or the second display area by a user to enable an included angle between the first display area and the second display area to be a set included angle.
As shown in fig. 8, the set angle may be, for example, angle α, angle β, or angle θ.
When the display device is in a folded state, each positioning pin 5 is fully positioned in the second positioning hole 4, and the outer base body 1 and the rotating shaft base body 2 can rotate relatively, so that the display device can be bent freely. As shown in fig. 8, the user can rotate the first display region 11 to open the display device, and rotate the first display region 11 to the target position, so that the included angle between the first display region and the second display region is the set included angle.
Step 103, the user touches the first touch area and the second touch area to generate an operation instruction, the control device recognizes the operation instruction input by the user as the second operation instruction, generates a second driving instruction corresponding to the second operation instruction according to the second operation instruction, and sends the second driving instruction to the driving device.
And 104, the driving device drives the magnet structure to rotate to a second position under the control of a second driving instruction, the magnet structure and the positioning pins repel each other to enable each positioning pin to partially enter the first positioning hole, so that the external base body and the rotating shaft base body are fixed to enable an included angle between the first display area and the second display area to be fixed, and the process is finished.
Step 105, the user touches the first touch area and the second touch area to generate an operation instruction, the control device recognizes the operation instruction input by the user as the first operation instruction, generates a first driving instruction corresponding to the first operation instruction according to the first operation instruction, and sends the first driving instruction to the driving device.
When the display device is not in a folded state, each positioning pin 5 is partially positioned in the first positioning hole 3, relative rotation cannot be performed between the outer base body 1 and the rotating shaft base body 2, and the display device cannot be freely bent.
And 106, the driving device drives the magnet structure to rotate to the first position under the control of the first driving instruction, the magnet structure and the positioning pins are attracted to each other so that all the positioning pins are located in the second positioning holes, and the step 102 is continuously executed.
In the technical solution of the display device provided in this embodiment, the rotation shaft includes an external base, a rotation shaft base and at least one positioning pin, a first positioning hole corresponding to the positioning pin is disposed on the external base, a second positioning hole corresponding to the positioning pin is disposed on the rotation shaft base, each positioning pin is located in the corresponding second positioning hole to enable the external base and the rotation shaft base to rotate relatively, each positioning pin is partially located in the corresponding first positioning hole and partially located in the corresponding second positioning hole to enable the external base and the rotation shaft base to be fixed, the rotation shaft of this embodiment realizes the function of relative rotation between the external base and the rotation shaft base through the cooperation of the positioning holes and the positioning pins, thereby realizing the change of the included angle between the first display area and the second display area of the display device, and the rotation shaft has high durability, small size, small rotation resistance and convenient use, thereby being capable of meeting the requirements of the folding screen. In the present embodiment, the display device adopts the rotating shaft in the first embodiment, so that the display device has stable rotating performance.
It will be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.

Claims (10)

1. A spindle, comprising: the positioning device comprises an external base body, a rotating shaft base body and at least one positioning pin, wherein the interior of the external base body is of a hollow structure, and the rotating shaft base body is positioned in the hollow structure of the external base body;
the outer base body is provided with a first positioning hole corresponding to the positioning pin, and the rotating shaft base body is provided with a second positioning hole corresponding to the positioning pin;
when each positioning pin is positioned in the corresponding second positioning hole, the external base body and the rotating shaft base body rotate relatively; or when each positioning pin is partially positioned in the corresponding first positioning hole and partially positioned in the corresponding second positioning hole, the external base body and the rotating shaft base body are fixed.
2. The hinge according to claim 1, wherein each of the positioning pins is adjustably disposed in a corresponding second positioning hole.
3. The spindle of claim 1, wherein the locating pin is made of a magnet;
the interior of the rotating shaft base body is of a hollow structure, and a magnet structure is arranged in the hollow structure of the rotating shaft base body;
the magnet structure is used for attracting the positioning pins when rotating to a first position, so that each positioning pin is completely positioned in the corresponding second positioning hole; or the positioning pins are mutually exclusive when rotated to the second position, so that each positioning pin is partially positioned in the corresponding first positioning hole and partially positioned in the corresponding second positioning hole.
4. The spindle of claim 3, wherein the number of the positioning pins is plural, and a part of the positioning pins are located on one side of the spindle base body, and another part of the positioning pins are located on the opposite side of the spindle base body;
the magnetic pole of the locating pin of one side of the rotating shaft base body is opposite to the magnetic pole of one side of the hollow structure of the rotating shaft base body.
5. A hinge according to claim 4, wherein the number of the positioning pins on one side of the hinge base is the same as the number of the positioning pins on the opposite side of the hinge base.
6. A hinge according to claim 3, further comprising: the driving device is arranged on the rotating shaft base body and is connected with the magnet structure;
the driving device is used for driving the magnet structure to rotate to the first position under the control of a first driving instruction, or driving the magnet structure to rotate to the second position under the control of a second driving instruction.
7. A display device, comprising: the display device comprises a first display area, a second display area and a bending area, wherein the bending area is positioned between the first display area and the second display area, and is provided with at least one rotating shaft according to any one of claims 1 to 6;
the external substrate is connected with the first display area, and the rotating shaft substrate is connected with the second display area;
when the external base body and the rotating shaft base body rotate relatively, an included angle between the first display area and the second display area is changed; or when the external base body and the rotating shaft base body are fixed, an included angle between the first display area and the second display area is fixed.
8. The display device according to claim 7, wherein the number of the rotation shafts is two, and the two rotation shafts are respectively located at two side edge regions of the bending region.
9. The display device according to claim 7, wherein a middle region of the bending region other than the two side edge regions is integrated with the first display region and the second display region.
10. The display device according to claim 7, further comprising: a first connection structure and a second connection structure;
the external substrate is connected with the first display area through the first connecting structure, and the rotating shaft substrate is connected with the second display area through the second connecting structure.
CN201811243681.9A 2018-10-24 2018-10-24 Rotating shaft and display device Active CN109253156B (en)

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CN109253156B true CN109253156B (en) 2020-02-28

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JP2006112523A (en) * 2004-10-14 2006-04-27 Nec Corp Hinge mechanism
CN201636199U (en) * 2010-04-14 2010-11-17 中国二十二冶集团有限公司 Self-locking rotating shaft
CN203176153U (en) * 2013-03-21 2013-09-04 韩加阳 Self-locking universal joint
CN204985316U (en) * 2015-06-08 2016-01-20 毛立荣 Structure that has automatic positioning function

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