CN112599021B - Display device - Google Patents
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- CN112599021B CN112599021B CN202110011512.8A CN202110011512A CN112599021B CN 112599021 B CN112599021 B CN 112599021B CN 202110011512 A CN202110011512 A CN 202110011512A CN 112599021 B CN112599021 B CN 112599021B
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- housing
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- 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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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention provides a display device, including: the display screen comprises a first part, a second part and a bending part, wherein the first part and the second part are opposite, and the bending part is connected with the first part and the second part; the circuit board is electrically connected with the second part; and a first housing including a first support member, the first portion and the second portion being located on opposite sides of the first support member. According to the invention, the first part and the second part of the display screen are directly fixed on two sides of the first supporting member of the first shell, so that the space utilization rate of the display device is improved.
Description
Technical Field
The invention relates to the field of display, in particular to a display device.
Background
With the development of the OLED (Organic Light-Emitting Diode) display technology, the flexible OLED technology is gradually mature, and is an important development direction of the display module in the future due to the advantages of being thinner, lower in power consumption, crimpable and good in toughness.
The current display device, because the portion of binding of display screen is fixed in the side of being shaded of display portion through the enhancement layer that is located between portion of binding and the display portion, lead to binding portion, with bind circuit board and the enhancement layer that the portion electricity is connected and occupy great space in the casing, lead to the space utilization of the casing at circuit board place to be difficult to improve.
Therefore, a display device is needed to solve the above technical problems.
Disclosure of Invention
The invention provides a display device, which is used for solving the problem that the space utilization rate of a shell where a circuit board of the display device is located is difficult to improve.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
the present invention provides a display device including:
the display screen comprises a first part, a second part and a bent part, wherein the first part and the second part are opposite, and the bent part is connected with the first part and the second part;
a circuit board electrically connected with the second portion; and
a first housing including a first support member, the first portion and the second portion being located on opposite sides of the first support member.
In the display device of the present invention, the first support member includes an end wall adjacent to the bent portion, the end wall is connected between opposite sides of the first support member, the first portion and the second portion are attached to both sides of the first support member, and the bent portion is attached to the end wall.
In the display device provided by the invention, the first housing further includes a first accommodating cavity, the circuit board is located in the first accommodating cavity, and the first support member is located in the first accommodating cavity or located on one side of the first accommodating cavity close to the first portion.
In the display device provided by the invention, the display device further comprises a second shell and a scroll which is rotatably arranged on the second shell, the display screen is a flexible display screen, and one end of the first part of the display screen, which is far away from the bent part, is connected to the scroll in a curling manner.
In the display device provided by the invention, the display device further comprises an elastic member, one end of the elastic member is fixed to the second housing, the other end of the elastic member is fixed to the reel, and the elastic member is used for generating elastic potential energy when the reel rotates relative to the second housing so as to prevent the reel from rotating relative to the second housing.
In the display device provided by the invention, the scroll comprises a shaft center member which is rotatably connected to the second shell and a buffer layer which surrounds the shaft center member, the other end of the elastic member is fixed on the shaft center member, and the end, far away from the bent part, of the first part of the display screen is connected to the buffer layer in a curling manner.
In the display device provided by the invention, the display screen comprises a first attaching part, and when the display screen is in an unfolded state, the first attaching part is attached to the reel.
In the display device provided by the invention, the outer surface of the scroll comprises a second attaching portion corresponding to the first attaching portion, and the length of an arc formed by the second attaching portion is one fourth of the circumference of the scroll in a first viewing angle.
In the display device provided by the invention, the second housing comprises a second accommodating cavity, the scroll is rotatably arranged in the second accommodating cavity, and the second housing further comprises a transparent part corresponding to the light-emitting surface of the first attaching part of the display screen.
In the display device provided by the invention, when the display screen is in a rolling state, the first shell is abutted against the second shell, and the first part is partially exposed between the first shell and the second shell.
Has the beneficial effects that: according to the invention, the first part and the second part of the display screen are directly fixed on two sides of the first supporting member of the first shell, so that the space utilization rate of the display device is improved.
Drawings
The technical solution and other advantages of the present invention will become apparent from the following detailed description of specific embodiments of the present invention, which is to be read in connection with the accompanying drawings.
Fig. 1 is a first structural diagram of a display device according to the present invention.
Fig. 2 is a second structural diagram of the display device of the present invention.
Fig. 3 is a schematic view of a third structure of the display device of the present invention.
Fig. 4 is a schematic diagram of a fourth structure of the display device of the invention.
Fig. 5 is a schematic diagram of a fifth structure of the display device of the present invention.
Fig. 6 is a schematic structural view of a first sub-elastic member of the display device of the present invention.
Fig. 7 is a schematic diagram of a sixth structure of the display device of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the conventional display device, the binding part is fixed on the backlight side of the display part through the reinforcing layer positioned between the binding part and the display part, so that the space utilization rate of the display device is difficult to improve. Based on this, the invention provides a display device.
Referring to fig. 1 to 7, the display device 100 includes:
the display screen 101 comprises a first part, a second part and a bent part, wherein the first part and the second part are opposite, and the bent part is connected with the first part and the second part;
a circuit board 102, the circuit board 102 being electrically connected with the second portion; and
a first housing 103, said first housing 103 comprising a first support member 104, said first portion and said second portion being located on opposite sides of said first support member 104.
According to the invention, the first part and the second part of the display screen 101 are directly fixed on two sides of the first supporting member 104 of the first shell 103, so that the space utilization rate of the display device 100 is improved.
The technical solution of the present invention will now be described with reference to specific embodiments.
Referring to fig. 1 to 7, the first support member 104 includes an end wall 105 near the bent portion, the end wall 105 is connected between two opposite sides of the first support member 104, the first portion and the second portion are attached to two sides of the first support member 104, and the bent portion is attached to the end wall 105.
In this embodiment, the first portion of the display screen 101 is used for displaying images, the second portion is used for electrically connecting with the circuit board 102, and the second portion is bent at a side of the first supporting member 104 away from the first portion through the bent portion.
In this embodiment, the circuit board 102 may include a flexible circuit board, and the circuit board 102 may also include a chip on film. One end of the second portion close to the circuit board 102 is bound to one end of the chip on film close to the second portion, and one end of the chip on film close to the flexible circuit board is electrically connected to the flexible circuit board.
In this embodiment, the circuit board 102 may be attached and fixed to the first supporting member 104.
In this embodiment, the first support member 104 is located on the backlight side opposite to the light exit side of the first portion, and the second portion is located on the side of the first support member 104 away from the first portion.
In this embodiment, the first portion is attached to a first side of the first support member 104, the second portion is attached to a second side of the first support member 104, and the end wall 105 connects the first side and the second side.
In this embodiment, a first surface of the end wall 105 near the bent portion may be a first arc surface protruding toward the bent portion, and a second surface of the bent portion near the end wall 105 may be a second arc surface recessed toward the end wall 105, where the second surface corresponds to a contact surface curvature of the first surface.
The curvature of the contact surface between the first surface and the second surface corresponds to each other, which is beneficial to increase the contact area between the first surface and the second surface and enhance the fixing effect of the bent portion fixed on the first support member 104.
Through with the first part the second part is fixed in first supporting member 104 both sides, the part of buckling is fixed in on the end wall 105, avoided when the display screen 101 is flexible display screen rolling and tensile in-process with end wall 105 bumps and leads to damaging, is favorable to improving display device 100's product quality and life. Meanwhile, the bent portion is fixed on the end wall 105, so that the display area of the display portion is increased, and the borderless display of the display screen 101 on the side close to the first support member 104 is realized.
The orthographic projection of the bent portion on the first support member 104 may be located within the end wall 105, which is beneficial to provide sufficient support for the bent portion and improve the fixing effect of the bent portion and the end wall 105.
In this embodiment, the first housing 103 may further include a first protection member 106 located on a side of the bent portion away from the end wall 105, and the first protection member 106 covers at least the bent portion. The first protection member 106 at least protects the bent portion.
In this embodiment, the first protection member 106 may further extend to cover the second portion, or the first protection member 106 may further extend to cover the second portion and the circuit board 102, so as to protect the second portion, or the second portion and the circuit board 102.
In this embodiment, the first housing 103 includes a first accommodating cavity, and the circuit board 102 is located in the first accommodating cavity.
Wherein the first support member 104 is located in the first receiving cavity.
Alternatively, the first supporting member 104 is located at a side of the first accommodating cavity close to the first portion.
In this embodiment, the first housing 103 may comprise a second support member 107, the second support member 107 being located on a side of the first support member 104 remote from the first portion.
The first support member 104 and the second support member 107 may form the first receiving cavity.
Alternatively, the first support member 104 and the first protection member 106 may form the first receiving cavity, and at this time, the first support member 104 is located in the first receiving cavity.
In this embodiment, the second portion may also be located in the first accommodating cavity.
In this embodiment, the first housing 103 further includes a first opening communicating with the first accommodating cavity, and the second portion is electrically connected to the circuit board 102 through the first opening, or the second portion is bent in the first accommodating cavity through the first opening.
In this embodiment, the display device 100 further includes functional elements, such as a battery, a chip, and the like. The functional element may be mounted within the first housing 103.
In this embodiment, the functional element may be installed in the first accommodating cavity.
In this embodiment, the first housing 103 may further include a third receiving cavity located on one side of the first receiving cavity and/or a fourth receiving cavity opposite to the third receiving cavity, the first receiving cavity is communicated with the third receiving cavity and/or the fourth receiving cavity, and the functional element may be installed in the third receiving cavity and/or the fourth receiving cavity, or the functional element may be installed in the first receiving cavity, the third receiving cavity and/or the fourth receiving cavity.
In this embodiment, the display device 100 includes a second housing 108 and a reel 109 rotatably mounted on the second housing 108, the display screen 101 is a flexible display screen, and an end of the first portion of the display screen 101, which is away from the bent portion, is connected to the reel 109 in a rollable manner.
In this embodiment, the material of the first housing 103 and the second housing 108 may be plastic or the like.
In this embodiment, the display device 100 further includes an elastic member, one end of the elastic member is fixed to the second casing 108, the other end of the elastic member is fixed to the reel 109, and the elastic member is configured to generate elastic potential energy when the reel 109 rotates relative to the second casing 108 to prevent the reel 109 from rotating relative to the second casing 109.
In this embodiment, the spool 109 includes a first end and a second end opposite to each other, and the elastic member includes a coil spring fixed to at least the first end of the spool 109.
In this embodiment, when the display screen 101 is in the rolled state to the unrolled state, the elastic member is configured to generate elastic potential energy, and the elastic potential energy is configured to drive the display screen 101 to return to the rolled state from the unrolled state, so as to facilitate rolling of the display screen 101.
In this embodiment, the elastic member includes a first sub-elastic member 110 fixed to the first end of the reel 109 and a second sub-elastic member fixed to the second end of the reel 109, and the first sub-elastic member 110 may include a first coil spring 111 and the second sub-elastic member may include a second coil spring.
One end of the first coil spring 111 is fixed to the first end of the reel 109, and the other end of the first coil spring 111 is fixed to the second housing 108; one end of the second coil spring is fixed to the second end of the spool 109, and the other end of the second coil spring is fixed to the second housing 108.
The first coil spring 111 is fixed to the first end of the spool 109, and the second coil spring is fixed to the second end of the spool 109.
In this embodiment, the elastic member may further include a first coil spring case 112 and a second coil spring case, the first coil spring case 112 is configured to accommodate the first coil spring 111, and the second coil spring case is configured to accommodate the second coil spring.
At this time, one end of the first coil spring 111 is fixed to the first end of the spool 109, the other end of the first coil spring 111 is fixed to the first coil spring case 112, and the first coil spring case 112 is fixed to the second case 108; one end of the second coil spring is fixed to the second end of the reel 109, the other end of the second coil spring is fixed to the second coil spring case, and the second coil spring case is fixed to the second housing 108.
In this embodiment, the reel 109 includes a shaft member rotatably connected to the second housing 108 and a buffer layer surrounding the shaft member, the other end of the elastic member is fixed to the shaft member, and the end of the first portion of the display screen 101, which is away from the bent portion, is connected to the buffer layer in a rollable manner.
In this embodiment, the buffer layer may be made of a flexible material such as rubber or foam. Due to the arrangement of the buffer layer, the impact force on the display screen 101 in the rolling and stretching processes is reduced; simultaneously, the buffer layer has increased display screen 101 with the frictional force of spool 109 is favorable to promoting the rolling and tensile effect of display screen 101 improves display device 100's product quality.
In this embodiment, the material of the shaft center member may be a rigid material such as stainless steel.
In this embodiment, the display screen 101 includes a first attaching portion, and when the display screen 101 is in the unfolded state, the first attaching portion is fixed to the reel 109.
In this embodiment, the orthographic projection of the first attaching portion on the reel 109 is located in the buffer layer, so as to improve the attaching effect of the first attaching portion and the reel 109 and the supporting effect of the buffer layer on the first attaching portion.
In this embodiment, the second housing 108 includes a second receiving cavity, and the reel 109 is rotatably mounted in the second receiving cavity.
In this embodiment, the elastic member is installed in the second accommodating cavity.
The second casing 108 further includes a second opening communicating with the second accommodating cavity, and when the display screen 101 is unfolded, the reel 109 rotates in a first rotation direction to move at least a part of the display screen 101 from the second accommodating cavity to the outside of the second accommodating cavity through the second opening; when the display screen 101 is rolled, the scroll 109 rotates along a second rotation direction to enable the display screen 101 located outside the second accommodating cavity to move from the outside of the second accommodating cavity to the inside of the second accommodating cavity through the second opening. Wherein the first rotational direction is opposite the second rotational direction.
In this embodiment, the second casing 108 further includes a transparent portion corresponding to the light emitting surface of the first attaching portion of the display screen 101. The transparent portion is used for receiving light generated by the display screen 101 in the second accommodating cavity through the second casing 108 when the display screen 101 is unfolded, so that frameless display can be realized on one side of the first portion of the display screen 101 close to the second casing 108.
In this embodiment, the second housing 108 may include a movable portion corresponding to at least the light-emitting side of the attachment portion.
At this time, the second housing 108 may include a third opening, and the movable portion may be movably fixed in the third opening.
The movable portion may be rotatably fixed within the third opening.
When the display screen 101 is unfolded, the first movable portion rotates in a third rotation direction to expose the third opening, and light generated by the display screen 101 in the second accommodating cavity is received by a user through the third opening.
The movable portion may include a rotation shaft disposed near the third opening, and the second housing 108 may include a fixing portion disposed corresponding to the rotation shaft, and the rotation shaft may be rotatably fixed in the fixing portion. When the display screen 101 is unfolded, the movable portion rotates in the fixed portion through the rotating shaft to expose the third opening, and light rays generated by the display screen 101 and located in the second accommodating cavity are received by a user through the third opening.
Alternatively, the movable portion may be slidably secured within the third opening. When the display screen 101 is unfolded, the movable portion moves in a fourth direction to expose the third opening, and light generated by the display screen 101 in the second accommodating cavity is received by a user through the third opening.
In this embodiment, the outer surface of the spool 109 includes a second engaging portion corresponding to the engaging portion, and the length of the arc formed by the second engaging portion is preferably a quarter of the circumference of the spool 109 in the first viewing angle.
In this embodiment, the first viewing angle is a viewing angle when the spool 109 is viewed from the front in a direction from the first end to the second end of the spool 109.
When the length of the arc formed by the second attaching portion is smaller than a quarter of the circumference of the scroll 109, when the display screen 101 is unfolded, the scroll 109 is easily observed when the user receives light generated by the display screen 101 attached to the scroll 109 through the second housing 108, which affects the user's appearance. When the length of the arc formed by the second attaching portion is greater than one fourth of the circumference of the reel 109, when the display screen 101 is unfolded, the area of the display screen 101 attached to the reel 109 is larger than the area that can be observed by the user through the second housing 108, which is not favorable for increasing the effective display area of the display screen 101. When the length of the arc formed by the second attaching portion is equal to one fourth of the circumference of the scroll 109, when the display screen 101 is unfolded, the user's appearance is not affected, and the effective display area of the display screen 101 is increased because the area of the display screen 101 attached to the scroll 109 is larger than the area that the user can observe through the second housing 108.
In this embodiment, when the display screen 101 is in the rolled state, the first housing 103 abuts against the second housing 108, and the first portion is exposed between the first housing 103 and the second housing 108.
When the display screen 101 is in the rolled state, the first portion located outside the second casing 108 is used for a user to obtain information when the display screen 101 is in the rolled state, for example: time information, message notifications, etc.
In this embodiment, the display device 100 further includes an abutting member 113, and the abutting member 113 may be located on a side of the first housing 103 close to the second housing 108, or the abutting member 113 may be located on a side of the second housing 108 close to the first housing 103. The abutting member 113 is used for exposing the part of the first part between the first casing 103 and the second casing 108 to a target display area, so that when the display screen 101 is in the rolling state, the display area of the first part outside the second casing 108 is enough for a user to obtain target information, such as: time information, message notifications, etc.
In this embodiment, when the display screen 101 is in the rolled state, one side of the abutting member 113 close to the second casing 108 is in direct contact with the buffer layer of the reel 109, so that a part of the first part is exposed between the first casing 103 and the second casing 108. Because the buffer layer is made of a flexible material, when the display screen 101 is repeatedly rolled and unfolded, the impact force applied to the abutting member 113 for exposing a part of the first portion between the first housing 103 and the second housing 108 is reduced, so that the abutting member 113 is prevented from being damaged, and the service life of the display device 100 is prolonged.
When the display screen 101 is in the rolled state, and the abutting member 113 is located on a side of the first housing 103 close to the second housing 108, a side of the limiting member close to the second housing 108 may be in direct contact with the second housing 108, so as to expose a part of the first portion between the first housing 103 and the second housing 108. At this time, the abutment member 113 may be fixed to the first housing 103, or the abutment member 113 may be provided integrally with the first housing 103.
When the abutting member 113 is located on the side of the second housing 108 close to the first housing 103, the side of the abutting member 113 close to the first housing 103 is in direct contact with the first housing 103 when the display screen 101 is in the rolled state. At this time, the abutment member 113 may be fixed to the second housing 108, or the abutment member 113 may be provided integrally with the second housing 108.
In this embodiment, the display device 100 further includes a second protection member covering the light exit side of the first portion, and when the display screen 101 is unfolded, the second protection member is used to protect the first portion exposed between the first casing 103 and the second casing 108. The material of the second protection component is a transparent material.
In this embodiment, the first portion and the second portion of the display screen 101 are directly fixed to two sides of the first supporting member 104 of the first housing 103, so that the space utilization rate of the display device 100 is improved.
The present invention provides a display device, including: the display screen comprises a first part, a second part and a bending part, wherein the first part and the second part are opposite, and the bending part is connected with the first part and the second part; the circuit board is electrically connected with the second part; and a first housing including a first support member, the first portion and the second portion being located on opposite sides of the first support member. According to the invention, the first part and the second part of the display screen are directly fixed on two sides of the first supporting member of the first shell, so that the space utilization rate of the display device is improved.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
The display device provided by the embodiment of the present invention is described in detail above, and the principle and the implementation of the present invention are explained in the present document by applying specific examples, and the description of the above embodiments is only used to help understanding the technical scheme and the core idea of the present invention; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. A display device, comprising:
the display screen comprises a first part, a second part and a bent part, wherein the first part and the second part are opposite, and the bent part is connected with the first part and the second part;
a circuit board electrically connected with the second portion; and
a first housing including a first support member, the first portion and the second portion being located on opposite sides of the first support member;
the first support member includes an end wall adjacent the bent portion, the end wall being connected between opposite sides of the first support member, the first portion and the second portion being attached to both sides of the first support member, the bent portion being attached to the end wall;
the first surface of the end wall close to the bent part is a first cambered surface protruding towards the bent part, the second surface of the bent part close to the end wall is a second cambered surface concave towards the end wall, and the curvature of the contact surface of the second surface corresponds to that of the first surface.
2. The display device according to claim 1, wherein the first housing further comprises a first receiving cavity, the circuit board is located in the first receiving cavity, the first support member is located in the first receiving cavity or the first support member is located on a side of the first receiving cavity close to the first portion.
3. The display device according to claim 1, further comprising a second housing and a roller rotatably mounted to the second housing, wherein the display screen is a flexible display screen, and wherein an end of the first portion of the display screen remote from the bent portion is rollably connected to the roller.
4. The display device according to claim 3, further comprising an elastic member having one end fixed to the second housing and the other end fixed to the reel, the elastic member being configured to generate elastic potential energy to prevent the reel from rotating relative to the second housing when the reel rotates relative to the second housing.
5. The display device according to claim 4, wherein the reel includes a shaft member rotatably connected to the second casing and a buffer layer surrounding the shaft member, the other end of the elastic member is fixed to the shaft member, and the one end of the first portion of the display screen remote from the bent portion is connected to the buffer layer in a rollable manner.
6. The display device of claim 3, wherein the display screen includes a first engaging portion that engages the roller when the display screen is in the extended position.
7. The display device according to claim 6, wherein the outer surface of the roller comprises a second conformable portion corresponding to the first conformable portion, the second conformable portion defining an arc having a length of one quarter of a circumference of the roller when viewed from the first viewing angle.
8. The display device according to claim 6, wherein the second housing includes a second receiving cavity, the reel is rotatably mounted in the second receiving cavity, and the second housing further includes a transparent portion corresponding to the light exit surface of the first attaching portion of the display screen.
9. The display device according to claim 3, wherein when the display screen is in a rolled state, the first housing abuts against the second housing, and the first portion is partially exposed between the first housing and the second housing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110011512.8A CN112599021B (en) | 2021-01-06 | 2021-01-06 | Display device |
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|---|---|---|---|
| CN202110011512.8A CN112599021B (en) | 2021-01-06 | 2021-01-06 | Display device |
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| CN112599021A CN112599021A (en) | 2021-04-02 |
| CN112599021B true CN112599021B (en) | 2022-08-05 |
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| CN113488509B (en) * | 2021-06-17 | 2022-07-12 | 深圳市华星光电半导体显示技术有限公司 | Display device and display method |
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