CN116095204A - Electronic equipment, display screen assembly, support piece and preparation method - Google Patents

Electronic equipment, display screen assembly, support piece and preparation method Download PDF

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Publication number
CN116095204A
CN116095204A CN202111316130.2A CN202111316130A CN116095204A CN 116095204 A CN116095204 A CN 116095204A CN 202111316130 A CN202111316130 A CN 202111316130A CN 116095204 A CN116095204 A CN 116095204A
Authority
CN
China
Prior art keywords
support
flexible
display screen
assembly
flexible display
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202111316130.2A
Other languages
Chinese (zh)
Inventor
陈永亮
李建伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority to CN202111316130.2A priority Critical patent/CN116095204A/en
Priority to PCT/CN2022/117898 priority patent/WO2023077957A1/en
Publication of CN116095204A publication Critical patent/CN116095204A/en
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
    • H04M1/0268—Details of the structure or mounting of specific components for a display module assembly including a flexible display panel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
    • B32B27/281—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42 comprising polyimides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment
    • B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays

Abstract

The application provides electronic equipment, a display screen assembly, a support piece and a preparation method; the support piece comprises a plurality of support bars, wherein the support bars extend along a first direction and are sequentially arranged at intervals along a second direction, and the first direction and the second direction are mutually perpendicular; adjacent support bars are connected through a flexible body, and the hardness of the support bar material is greater than that of the flexible body material. The support piece realizes the interconnection of the support bars by arranging the flexible bodies between the adjacent support bars, and realizes the maintenance of the stable relative positions between the support bars; the risks of dislocation, tilting and the like are greatly reduced in the process of sliding and rolling along with the flexible display screen; the support piece can effectively improve the stability of the support piece of the flexible display screen and prolong the service life of the flexible display screen; for the whole electronic equipment, the resistance of the whole mechanism in the motion process is reduced, risks such as jamming and dead jamming of the whole equipment are reduced, and the service life of a motor for driving the flexible display screen to rotate can be indirectly prolonged.

Description

Electronic equipment, display screen assembly, support piece and preparation method
Technical Field
The invention relates to the technical field of flexible display screen supporting structures of electronic equipment, in particular to electronic equipment, a display screen assembly, a supporting piece and a preparation method.
Background
As flexible screen technology is increasingly promoted, foldable mobile terminals are increasingly commercialized as a differential innovative class. A curled or rolled screen is considered as the point of force for the next morphological innovation. The innermost layer structure of the current laminated design of the curled or stretched screen is generally a supporting layer, and the supporting layer not only plays a role of guaranteeing the rigidity of the screen (supporting the screen), but also serves as a bridge for connecting and matching the display screen module and the whole machine mechanism. The supporting layer structure in the prior art generally adopts a foam or metal net structure, and the supporting layer structure of the display screen has the problems of short service life and poor supporting reliability.
Disclosure of Invention
The first aspect of the embodiments of the present application provides a support member for a flexible display screen, where the support member includes a plurality of support bars, and the plurality of support bars extend along a first direction and are sequentially arranged at intervals along a second direction, where the first direction and the second direction are perpendicular to each other;
the adjacent support bars are connected through a flexible body, and the hardness of the support bar material is greater than that of the flexible body material.
In a second aspect, embodiments of the present application provide a support assembly for a flexible display screen, the support assembly comprising a flexible support plate and a support member according to any of the above embodiments, the support member being in engagement with the flexible support plate.
In a third aspect, embodiments of the present application provide a method for manufacturing a support of a flexible display screen, the method including:
providing a plate;
processing the plate to form a plurality of support bars which are sequentially arranged at intervals;
coating filler between adjacent support bars;
the filler is cured to form a flexible body that is connected between adjacent support bars.
In a fourth aspect, embodiments of the present application provide a method for manufacturing a support of a flexible display screen, the method including:
providing a plurality of support bars which are sequentially arranged at intervals;
coating filler between adjacent support bars;
the filler is cured to form a flexible body that is connected between adjacent support bars.
In a fifth aspect, embodiments of the present application provide a method for preparing a support assembly of a flexible display screen, the method comprising:
providing a flexible connection board and the support member according to any one of the above embodiments;
and attaching the support piece to the flexible support plate.
In a sixth aspect, embodiments of the present application provide a display assembly comprising a flexible display and a support according to any of the above embodiments, the support being in supporting connection with the flexible display.
In a seventh aspect, embodiments of the present application provide a display assembly comprising a flexible display and a support assembly according to any one of the above embodiments, the support assembly being in supporting connection with the flexible display.
In an eighth aspect, an embodiment of the present application provides an electronic device, where the electronic device includes a control circuit board and the display screen assembly described in the foregoing embodiment, and the control circuit board is electrically connected to a flexible display screen of the display screen assembly.
According to the support piece of the flexible display screen, the flexible bodies are arranged between the adjacent support bars, so that the support bars are connected with each other, and the relative position between the support bars is kept stable; the risks of dislocation, tilting and the like are greatly reduced in the process of sliding and rolling along with the flexible display screen; for the flexible display screen, the stability of the flexible display screen supporting piece is effectively improved, better protection is provided for the flexible display screen, and the service life of the flexible display screen is prolonged; for the whole electronic equipment, the resistance of the whole mechanism in the motion process is reduced, risks such as jamming and dead jamming of the whole equipment are greatly reduced, and the service life of a motor for driving the flexible display screen to rotate is prolonged indirectly.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic overall structure of an embodiment of a support for a flexible display screen of an electronic device of the present application;
FIG. 2 is a schematic cross-sectional view of the support at A-A of the embodiment of FIG. 1;
FIG. 3 is a schematic cross-sectional view of another embodiment of the support of the present application;
FIG. 4 is a schematic cross-sectional view of a further embodiment of the support of the present application;
FIG. 5 is a schematic cross-sectional view of an embodiment of a display screen assembly of the present application;
FIG. 6 is a schematic diagram of a stacked structure of an embodiment of a flexible display screen;
FIG. 7 is a schematic diagram of a display screen assembly mated with a spindle of an electronic device;
FIG. 8 is a schematic cross-sectional view of an embodiment of a support assembly of the present application;
FIG. 9 is a schematic cross-sectional view of another embodiment of a support assembly of the present application;
FIG. 10 is a schematic cross-sectional view of a further embodiment of a display screen assembly of the present application;
FIG. 11 is a schematic view of the electronic device of the present application in a use state;
FIG. 12 is a schematic view of another use state of the electronic device in the embodiment of FIG. 11;
FIG. 13 is a schematic cross-sectional view of the electronic device of FIG. 11 at B-B;
FIG. 14 is a block diagram illustrating the structural components of an embodiment of the electronic device of the present application;
FIG. 15 is a schematic flow chart diagram of an embodiment of a method of making a support of the present application;
FIG. 16 is a schematic flow chart of another embodiment of a method of making a support of the present application;
FIG. 17 is a schematic flow chart of a further embodiment of a method of making a support of the present application;
FIG. 18 is a schematic flow chart of an embodiment of a method of making a support assembly of the present application;
fig. 19 is a flow chart of another embodiment of a method of making a support assembly of the present application.
Detailed Description
The invention is described in further detail below with reference to the drawings and examples. It is specifically noted that the following examples are only for illustrating the present invention, but do not limit the scope of the present invention. Likewise, the following examples are only some, but not all, of the examples of the present invention, and all other examples, which a person of ordinary skill in the art would obtain without making any inventive effort, are within the scope of the present invention.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the invention. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
As used herein, an "electronic device" (or simply "terminal") includes, but is not limited to, a device configured to receive/transmit communication signals via a wireline connection, such as via a public-switched telephone network (PSTN), a Digital Subscriber Line (DSL), a digital cable, a direct cable connection, and/or another data connection/network, and/or via a wireless interface, such as for example, for a cellular network, a Wireless Local Area Network (WLAN), a digital television network, such as a DVB-H network, a satellite network, an AM-FM broadcast transmitter, and/or another communication terminal. A communication terminal configured to communicate through a wireless interface may be referred to as a "wireless communication terminal", "wireless terminal", or "mobile terminal". Examples of mobile terminals include, but are not limited to, satellites or cellular telephones; a Personal Communications System (PCS) terminal that may combine a cellular radiotelephone with data processing, facsimile and data communications capabilities; a PDA that can include a radiotelephone, pager, internet/intranet access, web browser, organizer, calendar, and/or a Global Positioning System (GPS) receiver; and conventional laptop and/or palmtop receivers or other electronic devices that include a radiotelephone transceiver. The mobile phone is the electronic equipment provided with the cellular communication module.
Referring to fig. 1 and fig. 2 together, fig. 1 is a schematic overall structure of an embodiment of a support member for a flexible display screen of an electronic device according to the present application, and fig. 2 is a schematic cross-sectional structure of the support member at A-A in the embodiment of fig. 1; it should be noted that, the electronic device in the present application may include an electronic device having a flexible display structure, such as a mobile phone, a tablet computer, a notebook computer, and a wearable device. The support 100 for the flexible display of an electronic device includes, but is not limited to, a plurality of support bars 110 and a flexible body 120. It should be noted that the terms "comprising" and "having," and any variations thereof, in the embodiments of the present application are intended to cover non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed steps or elements but may alternatively include other steps or elements not listed or inherent to such process, method, article, or apparatus.
Specifically, the supporting bars 110 are disposed in a plurality of sequentially spaced-apart manner, and specifically, the supporting bars 110 extend in a first direction (Y direction in fig. 1) and are sequentially spaced-apart in a second direction (X direction in fig. 1). Wherein the first direction and the second direction are perpendicular to each other. The second direction is also the direction in which the supported flexible display screen bends, and may also be referred to as the length direction, and the first direction is the width direction of the supported flexible display screen. Adjacent support bars 110 are connected through flexible bodies 120; the hardness of the material of the supporting bar 110 is greater than that of the material of the flexible body 120. Optionally, the flexible body 120 has a strip structure, and opposite sides (in the direction of a double arrow in the figure) of the flexible body 120 in the length direction are respectively connected to adjacent support bars 110. The supporting bar 110 is made of hard plastic, metal or alloy material. Alternatively, the supporting bar 110 may be made of stainless steel. The flexible body 120 may be made of flexible resin, such as silica gel, rubber, TPU (Thermoplastic polyurethanes, thermoplastic polyurethane elastomer), etc.
In addition, referring to fig. 3 and fig. 4 together, fig. 3 is a schematic cross-sectional view of another embodiment of the support member according to the present application, and fig. 4 is a schematic cross-sectional view of another embodiment of the support member according to the present application; the connection position between the flexible body 120 and the support bar 110 is not limited to the middle position in fig. 2, but may be located near the bottom of the support bar 110; in addition, the flexible body 120 is not limited to a rectangular structure, and may be a structure with an arc shape as in fig. 4. The structural form of the flexible body 120 and the connection position of the flexible body 120 and the support bar 110 are not further illustrated and described herein. It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present application are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is correspondingly changed.
According to the support piece of the flexible display screen, the flexible bodies are arranged between the adjacent support bars, so that the support bars are connected with each other, and the relative position between the support bars is kept stable; the risks of dislocation, tilting and the like are greatly reduced in the process of sliding and rolling along with the flexible display screen; for the flexible display screen, the stability of the flexible display screen supporting piece is effectively improved, better protection is provided for the flexible display screen, and the service life of the flexible display screen is prolonged; for the whole electronic equipment, the resistance of the whole mechanism in the motion process is reduced, risks such as jamming and dead jamming of the whole equipment are greatly reduced, and the service life of a motor for driving the flexible display screen to rotate is prolonged indirectly.
Referring to fig. 5, fig. 5 is a schematic cross-sectional view illustrating a structure of an embodiment of the display screen assembly, and the display screen assembly 10a in the embodiment includes a flexible display screen 200 and a supporting member 100, where the supporting member 100 is in supporting connection with the flexible display screen 200. The detailed structure of the support 100 may be referred to in the description of the foregoing embodiments. Referring to fig. 6 for a structure of the flexible display 200, fig. 6 is a schematic diagram of a stacked structure of an embodiment of the flexible display; the flexible display screen 200 in this embodiment includes a flexible cover 210, a glue layer 220, a polarizer layer 230, a luminescent material, a circuit layer 240, a back support film 250, and a foam adhesive layer 260, which are sequentially stacked. Wherein flexible cover 210 may be CPI (Colorless Polyimide ) film and glue layer 220 may be OCA optical glue. The detailed structural features of the flexible display 200 are well within the understanding of those skilled in the art and will not be further described herein.
Referring to fig. 7, fig. 7 is a schematic structural diagram of the display assembly and the electronic device spindle, and the support member 100 is disposed on the back of the flexible display 200 and abuts between the spindle 10b and the flexible display 200. Acting as a support for the flexible display screen 200.
In addition, referring to fig. 8, fig. 8 is a schematic cross-sectional view of a structure of an embodiment of a support assembly of the present application, where the support assembly 100a includes a flexible support plate 300 and a support member 100, and the support member 100 is attached to the flexible support plate 300. The detailed structural features of the support 100 may be found in the description of the previous embodiments. The flexible support plate 300 may be provided with a hollowed pattern, and the flexible support plate 300 is made of metal or alloy material; alternatively, the flexible support plate 300 may be a metal mesh structure, and the material may be stainless steel. The support assembly in this embodiment, through setting up support 100 on flexible support plate 300, can further improve the bulk strength of support assembly, realize the better support to flexible display screen, improve holistic structural life.
Referring to fig. 9, the embodiment of the present application further provides a structure of a support assembly, and fig. 9 is a schematic cross-sectional view of another embodiment of the support assembly of the present application, unlike the previous embodiment, the support assembly 100a in the present embodiment includes a flexible support plate 300, a support member 100 and a flexible connection plate 400. The flexible connection board 400 is disposed between the support member 100 and the flexible support plate 300, wherein the flexible connection board 400 may be made of flexible resin, such as TPU (Thermoplastic polyurethanes, thermoplastic polyurethane elastomer rubber). The flexible connection plate 400 may serve as a connection between the support 100 and the flexible support plate 300 and as a buffer.
Referring to fig. 10, fig. 10 is a schematic cross-sectional view of a display screen assembly according to another embodiment of the present application, where the display screen assembly 10a includes a flexible display screen 200 and a support assembly 100a, and the support assembly 100a is in supporting connection with the flexible display screen 200. The detailed structure of the support assembly 100a may be referred to as the description of the foregoing embodiments. The support assembly 100a may be attached to the back of the flexible display screen 200, so as to support the flexible display screen 200.
Referring to fig. 11 to 13, the embodiment of the present application further provides an electronic device, fig. 11 is a schematic structural view of the electronic device in a use state of the electronic device, fig. 12 is a schematic structural view of the electronic device in another use state of the embodiment of fig. 11, fig. 13 is a schematic structural view of the electronic device in a section B-B of fig. 11, the electronic device is a structure for changing the size of the exposed portion (display portion) of the display screen in a pull-out manner, and includes a rotating shaft 10B, a housing 10c, a control circuit board 10d and a display screen assembly 10a, the rotating shaft 10B is connected with the housing 10c, the housing 10c is a pull-out structure and can slide back and forth along the X direction in the drawing to drive the rotating shaft 10B to move, thereby changing the exposed area of the flexible display screen 200; the control circuit board 10d is disposed within the housing 10c and is electrically connected to the flexible display screen 200 of the display screen assembly 10 a.
Referring to fig. 14, fig. 14 is a schematic block diagram illustrating the structural components of an embodiment of an electronic device of the present application, where the electronic device may be a mobile phone, a tablet computer, a notebook computer, a wearable device, and the like. The structure of the electronic device may include an RF circuit 910, a memory 920, an input unit 930, a display unit 940 (which may be the flexible display 200 in the foregoing embodiment), a sensor 950, an audio circuit 960, a wifi module 970, a processor 980 (which may be the control circuit board 10d in the foregoing embodiment), a power source 990, and the like. Wherein, the RF circuit 910, the memory 920, the input unit 930, the display unit 940, the sensor 950, the audio circuit 960, and the wifi module 970 are respectively connected to the processor 980; the power supply 990 is used to supply power to the entire electronic device.
Specifically, RF circuitry 910 is used to send and receive signals; memory 920 is used to store data instruction information; the input unit 930 is used for inputting information, and may specifically include a touch panel 931 and other input devices 932 such as operation keys; the display unit 940 may include a display panel 941, etc.; the sensor 950 includes an infrared sensor, a laser sensor, etc., for detecting a user proximity signal, a distance signal, etc.; the speaker 961 and microphone 962 (or microphone 20 in the previous embodiments) are coupled to the processor 980 by the audio circuit 960 for receiving and transmitting sound signals; the wifi module 970 is configured to receive and transmit wifi signals, and the processor 980 is configured to process data information of the electronic device. For specific structural features of the electronic device, please refer to the related description of the above embodiment, and detailed description thereof will not be provided herein. It should be noted that the terms "first," "second," and "third" in the embodiments herein are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", and "a third" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
According to the electronic equipment, the support piece of the flexible display screen is connected with each other through the flexible body arranged between the adjacent support bars, so that the relative position stability between the support bars is kept; the risks of dislocation, tilting and the like are greatly reduced in the process of sliding and rolling along with the flexible display screen; for the flexible display screen, the stability of the flexible display screen supporting piece is effectively improved, better protection is provided for the flexible display screen, and the service life of the flexible display screen is prolonged; for the whole electronic equipment, the resistance of the whole mechanism in the motion process is reduced, risks such as jamming and dead jamming of the whole equipment are greatly reduced, and the service life of a motor for driving the flexible display screen to rotate is prolonged indirectly.
Further, the present disclosure further provides a method for manufacturing a support of a flexible display screen, please refer to fig. 15, fig. 15 is a schematic flow chart of an embodiment of a method for manufacturing a support of the present disclosure; the preparation method comprises the following steps but is not limited to the following steps.
Step S100, providing a plate.
Wherein the sheet material may be a metal or an alloy.
Step S200, processing the plate to form a plurality of support bars which are sequentially arranged at intervals.
In this step, a plurality of support bars which are arranged at intervals in sequence can be formed by etching or machining. The etching may be performed by chemical etching, laser etching, or the like using a mask plate.
The step S200 may further include a step of cleaning, specifically, a step of cleaning the surface of the support bar by using a flat plate cleaning machine.
Step S300, coating filler between adjacent support bars.
In the step, the filler can be scraped by special equipment or manually scraped, and the filler can be made of resin or rubber.
In step S400, the filler is cured to form a flexible body connected between adjacent support bars.
In step S400, the surface of the glass fiber reinforced plastic material may be dried through a tunnel furnace and then dried and cured through an oven. The specific parameters such as the drying temperature and the drying time can be set by the person skilled in the art, and are not particularly limited herein.
The method may further comprise the steps of laser cutting, attaching a protective film and detecting quality after the step. The laser cutting is mainly used for cutting edge glue (filler) and cutting the semi-finished support piece into preset lengths. The protective film is attached to prevent the surface of the support member from being scratched or worn in the process of transportation and the like.
The resulting support structure is shown in fig. 2-4.
Referring to fig. 16, fig. 16 is a schematic flow chart of another embodiment of a method for manufacturing a support member according to the present application; the preparation method in this example includes, but is not limited to, the following steps.
Step S100, providing a plate.
Wherein the sheet material may be a metal or an alloy.
Step S200, processing the plate to form a plurality of support bars which are sequentially arranged at intervals.
In this step, a plurality of support bars which are arranged at intervals in sequence can be formed by etching or machining. The etching may be performed by chemical etching, laser etching, or the like using a mask plate.
The step S200 can further comprise the steps of cleaning and spraying primer on the surface of the support bar, specifically, the step S can be to spray primer on the surface of the support bar in advance, dry the surface of the support bar through a tunnel furnace, dry and solidify the support bar through an oven, and then clean the surface of the support bar through a flat plate cleaner.
Unlike the previous embodiment, the preparation method in this embodiment further includes step S500 of disposing a support plate at the bottom of the plurality of support bars and forming an isolation layer on the surface of the support plate for supporting the support bars.
Wherein, the bonding strength of the isolation layer and the filler is smaller than that of the support bar and the filler. The purpose of this step is two, one is to provide an operative support surface for the subsequent bonding process of the support bar, and the other is to prevent the subsequently formed flexible body from being easily separated from the operative surface (support plate). Through the structure that sets up the isolation layer, can solve above-mentioned problem.
Step S300, coating filler between adjacent support bars.
In the step, the filler can be scraped by special equipment or manually scraped, and the filler can be made of resin or rubber.
In step S400, the filler is cured to form a flexible body connected between adjacent support bars.
In step S400, the surface of the glass fiber reinforced plastic material may be dried through a tunnel furnace and then dried and cured through an oven. The specific parameters such as the drying temperature and the drying time can be set by the person skilled in the art, and are not particularly limited herein.
The steps of laser cutting, attaching a protective film and quality inspection can also be included after this step.
The preparation method of the supporting piece in the previous embodiment is based on the plate material as the raw material, and in some other embodiments, the supporting bar itself may be also used as the raw material. Therefore, the flow of the preparation method can be simplified into the following steps. Referring to fig. 17, fig. 17 is a schematic flow chart of a method for manufacturing a support according to another embodiment of the present disclosure; the preparation method in this example includes, but is not limited to, the following steps.
Step S600, a plurality of support bars are provided, which are sequentially arranged at intervals.
In this embodiment, the supporting strips are raw materials, and only the supporting strips are required to be arranged at intervals in sequence.
Step S300, coating filler between adjacent support bars.
In the step, the filler can be scraped by special equipment or manually scraped, and the filler can be made of resin or rubber.
In step S400, the filler is cured to form a flexible body connected between adjacent support bars.
In step S400, the surface of the glass fiber reinforced plastic material may be dried through a tunnel furnace and then dried and cured through an oven.
The flow of other steps may be similar to the above embodiments, and will not be repeated here.
According to the preparation method of the support piece, the support piece is connected with each other through the flexible bodies arranged between the adjacent support bars, so that the relative position between the support bars is kept stable; the risks of dislocation, tilting and the like are greatly reduced in the process of sliding and rolling along with the flexible display screen; for the flexible display screen, the stability of the flexible display screen supporting piece is effectively improved, better protection is provided for the flexible display screen, and the service life of the flexible display screen is prolonged; for the whole electronic equipment, the resistance of the whole mechanism in the motion process is reduced, risks such as jamming and dead jamming of the whole equipment are greatly reduced, and the service life of a motor for driving the flexible display screen to rotate is prolonged indirectly.
In addition, the embodiment of the present application further provides a method for manufacturing a support assembly, referring to fig. 18, fig. 18 is a schematic flow chart of an embodiment of the method for manufacturing a support assembly of the present application; the preparation method comprises the following steps but is not limited to the following steps.
Step S810, providing a flexible connection board and a support.
The flexible connecting plate can be a metal net structure with hollowed patterns; the support may then be the support structure of the previous embodiments.
And step S820, attaching the support piece to the flexible support plate.
This step may in particular be an adhesive connection. The resulting support assembly structure is shown in fig. 8.
An embodiment of the present application further provides a method for manufacturing a support assembly, referring to fig. 19, fig. 19 is a schematic flow chart of another embodiment of the method for manufacturing a support assembly of the present application; the preparation method comprises the following steps but is not limited to the following steps.
Step S810, providing a flexible connection board and a support.
The flexible connecting plate can be a metal net structure with hollowed patterns; the support may then be the support structure of the previous embodiments.
In step S830, a flexible connection board is formed on the support or the flexible support board.
In this step, the flexible connection board may be formed in such a manner that a resin (TPU, etc.) or a glue layer is coated on one side of the support or one side of the flexible support board, and then formed by drying the fixed phone. In addition, the flexible connection board itself is the function of the glue layer. So that the support piece is adhered to the flexible support plate. Wherein, the flexible connection board presss from both sides and locates between support piece and the flexible backup pad.
And step S820, attaching the support piece to the flexible support plate.
The step can be that the flexible connecting plate is respectively bonded and connected with the support piece and the flexible supporting plate by using glue, or the flexible connecting plate is a glue layer, so that the support piece and the flexible supporting plate are bonded and bonded. The resulting support assembly structure is shown in fig. 9.
The preparation method of the display screen assembly in the embodiment has the characteristics of simple process flow and easy molding. The formed display screen component has high structural strength and can reliably support the flexible display screen of the electronic equipment.
The foregoing description is only a partial embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent devices or equivalent processes using the descriptions and the drawings of the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.

Claims (19)

1. The support piece of the flexible display screen is characterized by comprising a plurality of support bars, wherein the support bars extend along a first direction and are sequentially arranged at intervals along a second direction, and the first direction and the second direction are mutually perpendicular;
the adjacent support bars are connected through a flexible body, and the hardness of the support bar material is greater than that of the flexible body material.
2. The support of claim 1, wherein the flexible body is in a strip-like configuration, and opposite sides of the flexible body are respectively connected to adjacent support bars.
3. The support of claim 1, wherein the brace bar is a metal or alloy material.
4. A support according to claim 3, wherein the support bar is stainless steel.
5. The support of claim 1, wherein the flexible body is made of flexible resin.
6. A support assembly for a flexible display screen, the support assembly comprising a flexible support panel and the support of any of claims 1-5, the support conforming to the flexible support panel.
7. The support assembly of claim 6, wherein the flexible support plate is hollowed out.
8. The support assembly of claim 7, wherein the flexible support plate is a metal or alloy material.
9. The support assembly of claim 6, wherein a flexible web is further provided between the support and the flexible support plate.
10. The support assembly of claim 9, wherein the flexible web is a flexible resin.
11. A method of making a support for a flexible display screen, the method comprising:
providing a plate;
processing the plate to form a plurality of support bars which are sequentially arranged at intervals;
coating filler between adjacent support bars;
the filler is cured to form a flexible body that is connected between adjacent support bars.
12. The method of claim 11, wherein the processing of the sheet material to form a plurality of support bars spaced apart in sequence is etching.
13. The method of preparing according to claim 11, wherein the step of applying the filler between adjacent support bars is preceded by the step of: a supporting plate is arranged at the bottom of the supporting strips, and an isolating layer is formed on the surface of the supporting plate for supporting the supporting strips; the bonding strength of the isolation layer and the filler is smaller than that of the supporting strip and the filler.
14. A method of making a support for a flexible display screen, the method comprising:
providing a plurality of support bars which are sequentially arranged at intervals;
coating filler between adjacent support bars;
the filler is cured to form a flexible body that is connected between adjacent support bars.
15. A method of manufacturing a support assembly for a flexible display screen, the method comprising:
providing a flexible web and the support of any one of claims 1-5;
and attaching the support piece to the flexible support plate.
16. The method of manufacturing according to claim 15, further comprising the step of, prior to the step of conforming the support member to the flexible support plate: forming a flexible connection plate on the support or the flexible support plate; wherein, the flexible connection board presss from both sides locates support piece with between the flexible support board.
17. A display screen assembly comprising a flexible display screen and the support of any one of claims 1-5, the support being in supporting connection with the flexible display screen.
18. A display screen assembly comprising a flexible display screen and the support assembly of any of claims 6-10, the support assembly being in supporting connection with the flexible display screen.
19. An electronic device comprising a control circuit board and the display assembly of claim 17 or 18, the control circuit board being electrically connected to a flexible display of the display assembly.
CN202111316130.2A 2021-11-08 2021-11-08 Electronic equipment, display screen assembly, support piece and preparation method Pending CN116095204A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202111316130.2A CN116095204A (en) 2021-11-08 2021-11-08 Electronic equipment, display screen assembly, support piece and preparation method
PCT/CN2022/117898 WO2023077957A1 (en) 2021-11-08 2022-09-08 Electronic device, display screen assembly, support assembly, support member, and preparation method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111316130.2A CN116095204A (en) 2021-11-08 2021-11-08 Electronic equipment, display screen assembly, support piece and preparation method

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CN111866236B (en) * 2019-04-30 2021-10-26 华为技术有限公司 Supporting structure and foldable display device
CN110658890B (en) * 2019-09-26 2021-07-16 联想(北京)有限公司 Flexible display structure and electronic equipment
CN111583803B (en) * 2020-05-26 2023-01-31 京东方科技集团股份有限公司 Flexible display screen supporting structure, manufacturing method thereof and display device
CN111722674B (en) * 2020-06-16 2024-01-30 京东方科技集团股份有限公司 Backboard of display module assembly, flexible display screen and electronic equipment
CN113450654B (en) * 2021-06-30 2023-04-21 Oppo广东移动通信有限公司 Flexible display screen module, preparation method thereof and mobile terminal

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