WO2024021889A1

WO2024021889A1 - Support apparatus, housing, and electronic device

Info

Publication number: WO2024021889A1
Application number: PCT/CN2023/098760
Authority: WO
Inventors: 尹斌; 汤小强; 陈堃; 陈永亮; 沈烈康; 韩忠凯
Original assignee: Oppo广东移动通信有限公司
Priority date: 2022-07-27
Filing date: 2023-06-07
Publication date: 2024-02-01
Also published as: CN117523969A; WO2024021889A9

Abstract

A support apparatus (22) comprises a plurality of first support rods (220) connected to each other. Each of the first support rods (220) comprises a first rod body (221), a folding guidance portion (223) provided on a side of the first rod body (221), and a folding guidance recess (225) provided on the opposite other side of the first rod body (221). The folding guidance portion (223) of a first support rod (220) is rotatably inserted into the folding guidance recess (225) of another first support rod (220) adjacent thereto. When two adjacent first support rods (220) rotate relative to each other, each folding guidance portion (223) slidably abuts against the inner surface of a folding guidance recess (225), so as to generate a force transmitted between the two first support rods (220), thereby enabling the support apparatus (22) to move along a rolling path. Further provided are a housing (20) provided with the support apparatus (22), and an electronic device (100) provided with the housing (20).

Description

Support devices, housings and electronic equipment

This application claims priority to the patent application filed with the China Patent Office on July 27, 2022, with the application number 202210893949.3 and the application name "Support Device, Housing and Electronic Equipment", the entire content of which is incorporated into this application by reference. .

Technical field

The present application relates to the technical field of electronic equipment, and in particular to a support device for supporting a flexible screen, a housing provided with the support device, and an electronic device provided with the housing.

Background technique

With the development and application of flexible screens, mobile phones with sliding and rolling screens have appeared in the prior art. The mobile phones with sliding and rolling screens use supports to support the flexible screens, and the flexible screens are fixedly connected to the supports to form an integral body. Use scrolling to change the size of the phone screen. However, the support member in the prior art needs to rely on the flexible screen to transmit force during the sliding and rolling process to realize the support member and the flexible screen to be unfolded or rolled together. Therefore, the flexible screen is stressed during the unfolding or rolling process. Large and easy to damage the flexible screen.

Contents of the invention

The present application provides a support device, a housing provided with the support device, and an electronic device provided with the housing.

The present application provides a support device. The support device includes a plurality of first support rods connected to each other. Each of the first support rods includes a first rod body, a guide folding portion provided on one side of the first rod body, And a guide folding groove provided on the opposite side of the first rod body, wherein the guide folding portion of one first support rod is rotatably inserted into the guide folding portion of the adjacent other first support rod. in the groove; when two adjacent first support rods rotate relative to each other, the guide folding portion slides against the inner surface of the corresponding guide folding groove.

The application also provides a shell, which includes a support device, a first shell and a second shell. The first shell and the second shell are slidably connected to each other. The support device can slide around Provided on the second housing, one side of the support device is fixedly connected to the first housing; when the first housing and the second housing slide relatively, the support device surrounds the The second shell slides.

This application also provides an electronic device, which includes a housing and a flexible screen. The flexible screen includes a positioning area and a sliding roll area. The positioning area is fixed to the first housing in the housing. The sliding roll area The area fits on the front side of the supporting device in the housing.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the implementation. Obviously, the drawings in the following description are some implementations of the present application. For ordinary people in the art, For technical personnel, other drawings can also be obtained based on these drawings without exerting creative work.

Figure 1 is a schematic three-dimensional structural diagram of an electronic device according to one embodiment of the present invention;

Figure 2 is an exploded schematic diagram of the three-dimensional structure of the electronic device in Figure 1;

Figure 3 is a further exploded schematic diagram of the electronic device in Figure 2;

Figure 4 is a schematic front structural view of the electronic device in Figure 1;

Figure 5 is a cross-sectional view along line V-V in Figure 4;

Figure 6 is an enlarged view of the support device in Figure 3;

Figure 7 is a schematic three-dimensional structural diagram of one of the first support rods in Figure 6;

Figure 8 is a schematic three-dimensional structural diagram of the first support rod in Figure 7 from another perspective;

Figure 9 is an exploded schematic diagram of the three-dimensional structure of the first support rod in Figure 7;

Figure 10 is a schematic structural view of one side of the first support rod in Figure 7;

Figure 11 is an enlarged view of part XI in Figure 7;

Figure 12 is an enlarged view of part XII in Figure 8;

Figure 13 is an enlarged view of part XIII in Figure 9;

Figure 14 is an enlarged view of the XIV portion in Figure 10;

Figure 15 is a schematic structural view of one end face of the first support rod in Figure 7;

Figure 16 is a schematic diagram of the assembly process of two adjacent first support rods in Figure 6;

Figure 17 is a schematic three-dimensional structural diagram of the two first support rods in Figure 16 from another perspective;

Figure 18 is an enlarged view of part XVIII in Figure 17;

Figure 19 is a schematic three-dimensional structural diagram of the support device in Figure 6 after it is fully assembled;

Figure 20 is a schematic three-dimensional structural diagram of the support device in Figure 19 from another perspective;

Figure 21 is a schematic structural view of one end face of the support device in Figure 19;

Figure 22 is an enlarged view of part XXII in Figure 19;

Figure 23 is an enlarged view of part XXIII in Figure 20;

Figure 24 is a schematic three-dimensional structural diagram of two adjacent first support rods in Figure 6;

Figure 25 is a schematic three-dimensional structural diagram of the two first support rods in Figure 24 from another perspective;

Figure 26 is an enlarged view of part XXVI in Figure 24;

Figure 27 is an enlarged view of part XXVII in Figure 25;

Figure 28 is a schematic structural view of one end surface of the two first support rods in Figure 24;

Figure 29 is a schematic three-dimensional structural diagram of the two first support rods in Figure 24 in a mutually bent state;

Figure 30 is a schematic three-dimensional structural diagram of the two first support rods in Figure 29 from another perspective;

Figure 31 is an enlarged view of part XXXI in Figure 29;

Figure 32 is an enlarged view of part XXXII in Figure 30;

Figure 33 is a structural schematic diagram of one end surface of the two first support rods in Figure 29;

Figure 34 is a schematic three-dimensional structural diagram of the support device in Figure 6 from another perspective;

Figure 35 is a schematic three-dimensional structural diagram of the support device in Figure 34 from another perspective;

Figure 36 is an enlarged view of part XXXVI in Figure 34;

Figure 37 is an enlarged view of part XXXVII in Figure 35;

Figure 38 is a schematic structural view of one end face of the support device in Figure 34;

Figure 39 is a schematic three-dimensional structural diagram of the electronic device in Figure 1 in a collapsed state;

Figure 40 is an exploded schematic diagram of the three-dimensional structure of the electronic device in Figure 39;

Figure 41 is a schematic three-dimensional structural diagram of the support device in Figure 40 from another perspective;

Figure 42 is an enlarged view of the XLII part in Figure 41;

Figure 43 is a schematic three-dimensional structural diagram of the support device in Figure 41 from another perspective;

Figure 44 is an enlarged view of the XLIV portion in Figure 43;

Figure 45 is a schematic front structural view of the electronic device in Figure 39;

Figure 46 is a cross-sectional view along line XLVI in Figure 45;

Figure 47 is a schematic three-dimensional structural diagram of a support device according to another embodiment of the present invention;

Figure 48 is a schematic three-dimensional structural diagram of a support device in another embodiment of the present invention.

Main label description:
100. Electronic equipment; 20. Housing; 22. Support device; 220. First support rod; 221. First rod body; 2211. Front; 2213.
Back; 2215, side; 2216, end face; 2217, dispensing groove; 2218, stopper; 222, rolling element; 223, guide folding portion; 2230, first arc surface; 2231, end; 2233, connecting end; 2235 , arc segment; 224, first stop portion; 2241, first stop surface; 2243, outer surface; 227, second stop portion; 2271, second stop surface; 2273, side surface; 225, guide fold Groove; 2250, second arc surface; 2251, open end; 2253, closed end; 2255, connecting section; 226, connecting portion; 228, support portion; 2280, receiving groove; 2281, support block; 2282, guide sliding space ; 2283. Positioning piece; 229. Terminal piece; 2291. Connecting plate; 2293. Support piece; 2295. Guide sliding column; 24. First shell; 241. First top wall; 243. First bottom wall; 245 , first side wall; 246, first end wall; 247, first receiving space; 2410, positioning groove; 2411, guide slide groove; 2413, connecting groove; 2415, guide groove; 26, second housing; 260, Guide rail; 2601, straight guide rail; 2603, curved guide rail; 262, sliding frame; 2621, second top wall; 2623, second bottom wall; 2625, second side wall; 2626, second end wall; 2627, second Accommodation space; 2622, avoidance groove; 2624, guide sliding rod; 2628, slider; 2629, connecting strip; 265, shielding piece; 2651, shielding piece; 2653, U-shaped groove; 2655, through hole; 2656, snap connection Block; 267, end cover; 2671, covering plate; 2673, connecting plate; 2674, receiving space; 2676, positioning hole; 50, flexible screen; 52, positioning area; 521, positioning bar; 54, sliding roll area; 271, Guide slide rail; 273, guide slide block.

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of this application.

In addition, the following description of the embodiments refers to the accompanying figures to illustrate specific embodiments in which the present application may be implemented. The directional terms mentioned in this application, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "side", etc., are only Reference is made to the direction of the attached drawings. Therefore, the directional terms used are for the purpose of better and clearer description and understanding of the present application, and are not intended to indicate or imply that the device or component referred to must have a specific orientation or be in a specific orientation. construction and operation, and therefore should not be construed as limitations on this application. The term "natural state" refers to a state in which a device or component is not subject to external forces, such as tension or pressure.

In the description of this application, it should be noted that, unless otherwise explicitly stated and limited, the terms "installed", "connected", "connected", and "disposed on..." should be understood in a broad sense. For example, it can be A fixed connection can also be a detachable connection or an integral connection; it can be a mechanical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be an internal connection between two components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood on a case-by-case basis.

On the one hand, the present application provides a support device, which includes a plurality of first support rods connected to each other. Each of the first support rods includes a first rod body, a guide folding portion provided on one side of the first rod body, and a guide groove provided on the opposite side of the first rod body, one of which The guide folding portion of the first support rod is rotatably inserted into the guide folding groove of another adjacent first support rod; when the two adjacent first support rods rotate relative to each other , the guide folding portion slides against the inner surface of the corresponding guide folding groove.

Optionally, the guide folding portion includes two opposite first arc surfaces, the inner surface of the guide fold groove includes two spaced second arc surfaces, and the axis of the first arc surface The line is parallel to the axis line of the second arc surface; when the guide folding portion of one of the first support rods is inserted into the guide folding groove of the adjacent other first support rod, a The two first arc surfaces of the first support rod and the two second arc surfaces of the other first support rod slide against each other and are coaxial with each other.

Optionally, the first support rod further includes a connecting portion provided on the back of the first rod body, the guide folding portion is protruding from one side of the connecting portion, and the two first arc surfaces The guide folding grooves are respectively provided on one side of the guide folding portion facing the first rod body and the other side away from the first rod body. The guide folding grooves are provided on the side of the connecting portion facing away from the guide folding portion. .

Optionally, the plane where the axis line of the first arc surface and the axis line of the second arc surface are located is coplanar with the front surface of the first rod body.

Optionally, the first support rod further includes a first stopper connected to the guide folding part and a second stopper connected to the connecting part; when two adjacent first supports When the rods are flattened, the first stopper of one of the first support rods abuts the second stopper of the other first support rod; when the two adjacent first support rods are bent , wherein the first stopper portion of one of the first support rods and the second stopper portion of the other first support rod are away from each other.

Optionally, the first stopper is provided at an end of the guide folding portion away from the guide folding groove, and the second stopper is provided at the opening end of the connecting portion close to the guide folding groove. , the first stopper part and the second stopper part are located on the side of the connecting part close to the middle part of the first rod body.

Optionally, the first support rod further includes a rolling member; an end of the connecting portion away from the first rod body is provided with a support portion, the support portion is provided with a receiving groove, and the rolling member is placed in a rolling manner In the receiving groove, part of the outer surface of the rolling element is exposed in the receiving groove.

Optionally, the support portion is located on a side of the connecting portion away from the first stop portion, a sliding space is formed between the support portion and the first rod body, and the opening of the receiving groove communicates with the first rod body. The sliding guide space; the rolling element is a sphere or a cylinder.

Optionally, the support part includes a support block and a positioning member connected to the connecting part, and the receiving groove is opened on the surface of the support block facing the first rod body and passes through the support block away from the On the end surface of the connecting part, the positioning member is accommodated in the receiving groove to prevent the rolling element from leaving the receiving groove.

Optionally, each first support rod includes two connecting parts, and the two connecting parts are respectively provided at two opposite ends of the back of the first rod body; on the same side of the first rod body , one of the connecting parts is provided with the folding guide part, and the other connecting part is provided with the folding guide groove.

Optionally, the two opposite ends of the front of the first rod are respectively provided with stoppers, and the space between the two stoppers at the two ends is used to accommodate the flexible screen; the front of the first rod is provided with a dispensing groove.

Optionally, the support device further includes a second support rod and a third support rod. The second support rod is connected to the outermost first support rod among the plurality of first support rods. The second support rod The rod and the first support rod are rotatably connected through the cooperation between the guide folding portion and the guide folding groove; the third support rod is connected to the third support rod on the side of the plurality of first support rods away from the second support rod. A support rod, the third support rod and the first support rod are rotatably connected through the cooperation of the guide folding portion and the guide folding groove.

Optionally, the first stop portion includes a first stop surface facing the second stop portion, and the second stop portion includes a first stop surface facing the second stop portion. The second stop surface of a stop part and the side surfaces located on opposite sides of the second stop surface; when the two adjacent first support rods are flattened, the first stop surface and the The second stop surfaces abut each other, and one of the side surfaces and the guide folding portion abut each other.

On the other hand, the present application provides a housing, which includes a supporting device, a first housing and a second housing. The first housing and the second housing are slidably connected to each other, and the supporting device can Slidingly arranged around the second housing, one side of the support device is fixedly connected to the first housing; the support device includes a plurality of first support rods connected to each other, each of the first support rods The support rod includes a first rod body, a guide folding portion provided on one side of the first rod body, and a guide folding groove provided on the opposite side of the first rod body, wherein the guide folding portion of one of the first support rods The guide folding portion is rotatably inserted into the guide folding groove of another adjacent first support rod; when the two adjacent first support rods rotate relative to each other, the guide folding portion slides against Against the inner surface of the corresponding guide folding groove, the first housing and the second housing slide relatively, and the supporting device slides around the second housing.

Optionally, the second housing is provided with a guide rail, the guide rail includes two spaced straight guide rails and a curved guide rail connected between the two straight guide rails, the curved guide rail is located away from the first housing One end of the body, the supporting device is slidably arranged around the guide rail.

Optionally, when the support device is arranged around the second housing, at least part of the guide rail is slidably accommodated in the guide space of the support device, and the rolling member of the first support rod is in contact with the second housing. The guide rails are in rolling contact.

Optionally, the second housing includes a sliding frame and a shielding member connected to an end of the sliding frame. The shielding member is provided with the guide rail on a side facing the sliding frame. The component is used to cover the guide folding portion, guide folding groove and connecting portion of the first support rod.

Optionally, the side of the support device away from the first housing is connected to the guide rail through a terminal piece, the terminal piece includes a support piece and a guide column provided on the support piece, The guide column is used to slidingly contact the guide rail.

In another aspect, the present application provides an electronic device, which is characterized in that it includes a housing and a flexible screen. The housing includes a support device, a first housing and a second housing. The first housing and the flexible screen The second housings are slidably connected to each other, the supporting device is slidably arranged around the second housing, and one side of the supporting device is fixedly connected to the first housing; the supporting device includes A plurality of first support rods, each of the first support rods includes a first rod body, a guide folding portion provided on one side of the first rod body, and a guide portion provided on the opposite side of the first rod body. a folding groove, in which the folding guide portion of one of the first support rods is rotatably inserted into the guide folding groove of the other adjacent first support rod; when two adjacent first support rods When rotating relative to each other, the guide folding portion slides against the inner surface of the corresponding guide folding groove, the first housing and the second housing slide relatively, and the supporting device surrounds the second housing. The flexible screen includes a positioning area and a sliding area, the positioning area is fixed to the first shell in the housing, and the sliding area is attached to the support in the housing. The front of the device.

Optionally, the sliding roll area of the flexible screen and the support device are connected through an adhesive layer, and the rotation axis between two adjacent first support rods of the support device is located on the adhesive layer. layer.

Please refer to Figures 1 to 6 together. The electronic device 100 according to one embodiment of the present invention can be applied to mobile phones, tablets, computers, laptops, monitors, car cameras, cameras, smart watches, smart bracelets, smart glasses, Portable multimedia players and mobile medical devices are specifically described in this embodiment by taking a mobile phone as an example. The electronic device 100 in this embodiment includes a housing 20 and a flexible screen 50. The housing 20 includes a support device 22, a first housing 24 and a second housing 26. The first housing 24 and the second housing 26 slide against each other. connection, so that the first housing 24 and the second housing 26 can contract or expand each other. The flexible screen 50 includes a positioning area 52 and a sliding roll area 54 located on one side of the positioning area 52. The positioning area 52 is fixed on the front of the first housing 24, and the sliding roll area 54 is attached to the supporting device 22 away from the second housing 26. The surface, that is, the sliding area 54 is in contact with the front surface of the supporting device 22 of the housing 20 . A positioning bar 521 is provided on the side of the positioning area 52 away from the sliding roll area 54 . When the first housing 24 and the second housing 26 slide relative to each other, the supporting device 22 slides around the second housing 26 and the sliding area 54 follows. The support device 22 slides around the second housing 26 . Specifically, when the second housing 26 extends in the first direction relative to the first housing 24, that is, the second housing 26 moves relative to the first housing 24 in the X-axis direction and moves away from the first housing 24, The second housing 26 drives the support device 22 to slide and expand relative to the second housing 26, and the sliding roll area 54 expands synchronously with the support device 22, so that the display area of the flexible screen 50 increases; when the second housing 26 moves relative to the first housing 26 When the housing 24 contracts along the second direction, that is, the second housing 26 moves relative to the first housing 24 along the X-axis direction and approaches the first housing 24, the second housing 26 drives the supporting device 22 relative to the second housing. The body 26 slides and curls, and the sliding and curling area 54 curls synchronously with the supporting device 22, so that the volume of the housing 20 is reduced. When the sliding roll area 54 is unfolded, the display surface of the flexible screen 50 can be increased, making it convenient for the user to use; when the sliding roll area 54 is rolled, the electronic device 100 can be reduced in size, making it easier to carry. The front side refers to the side facing the same direction as the light-emitting surface of the flexible screen 50 , and the back side refers to the side opposite to the light-emitting side of the flexible screen 50 ; the first direction is opposite to the second direction, and the X-axis direction refers to the second direction. In the sliding direction of the second housing 26 relative to the first housing 24, the Z-axis direction refers to the thickness direction of the electronic device 100, and the Y-axis direction refers to the direction perpendicular to both the X-axis direction and the Z-axis direction. The electronic device 100 further includes electronic components such as a motherboard and a power supply disposed in the housing 20 . The motherboard is electrically connected to the flexible screen 50 and the power supply. The power supply is used to supply power to the flexible screen 50 and the motherboard.

As shown in FIGS. 2-3 and 5, the first housing 24 includes a first top wall 241, a first bottom wall 243 facing the first top wall 241, and a first bottom wall 243 connected to the first top wall 241 and the first bottom wall. The first side wall 245 on the same side as 243, and the two opposite first end walls 246; the first top wall 241, the first bottom wall 243, the first side wall 245 and the two first end walls 246 form a first Accommodating space 247; the first accommodating space 247 is used to accommodate components such as the second housing 26, the motherboard, and the power supply. A positioning groove 2410 is provided on the front side of the first housing 24 , and the positioning area 52 of the flexible screen 50 is positioned in the positioning groove 2410 . The first housing 24 is provided with a plurality of mutually spaced guide slide grooves 2411 on the side of the bottom surface of the positioning groove 2410 away from the first side wall 245. The plurality of guide slide grooves 2411 are arranged along the length direction of the first housing 24, that is, A plurality of guide grooves 2411 are arranged along the Y-axis direction, and each guide groove 2411 is connected to the positioning groove 2410; specifically, the plurality of guide grooves 2411 are located on the surface of the first top wall 241 away from the first bottom wall 243 and away from the first side. On one side of the wall 245, a plurality of guide grooves 2411 are arranged along the length direction of the first top wall 241, and each guide groove 2411 extends along the length direction perpendicular to the first top wall 241; that is, the plurality of guide grooves 2411 extend along the length direction of the first top wall 241. They are arranged in the Y-axis direction, and each guide groove 2411 extends along the X-axis direction. The first side wall 245 is provided with a connecting groove 2413 close to the first top wall 241. The connecting groove 2413 is connected with the positioning groove 2410. The opposite ends of the connecting groove 2413 extend along the Y-axis direction to close to the two first end walls 246. The groove 2413 is used to position the positioning bar 521 of the flexible screen 50 . The first housing 24 is provided with guide grooves 2415 at opposite ends respectively. The guide grooves 2415 extend along the length direction of the guide groove 2411 (that is, along the X-axis direction) to close to the first side wall 245. The second housing 26 slides Connected to guide grooves 2415; specifically, guide grooves 2415 are provided between the opposite ends of the first top wall 241 and the two first end walls 246 respectively. Preferably, the outer surface of the first side wall 245 is an arc surface.

As shown in FIGS. 2 and 3 , a guide rail 260 is provided on the side of the second housing 26 , and the support device 22 is slidably arranged around the guide rail 260 ; when the second housing 26 slides relative to the first housing 24 , the support device 22 slides around the guide rail 260 . The device 22 moves around the guide rail 260 . In this embodiment, the second housing 26 is provided with guide rails 260 at opposite ends, and the support device 22 is slidably wrapped around the two guide rails 260 at the opposite ends; when the second housing 26 slides relative to the first housing 24 At this time, the opposite ends of the support device 22 respectively move synchronously around the two guide rails 260 to realize the flattening or curling of the support device 22 . The second housing 26 includes a sliding frame 262, a shield 265 connected to the end of the sliding frame 262, and an end cover 267 connected to the side of the sliding frame 262 away from the first housing 24. The guide rail 260 is provided on the shield. 265 faces the side of the sliding frame 262 . In this embodiment, opposite ends of the sliding frame 262 are respectively connected with shielding members 265 , and each shielding member 265 is provided with a guide rail 260 on the side facing the sliding frame 262 . In other embodiments, the guide rails 260 can also be provided at the ends of the sliding frame 262. Preferably, the guide rails 260 are respectively provided at opposite ends of the sliding frame 262.

As shown in Figure 3, the sliding frame 262 includes a second top wall 2621, a second bottom wall 2623 facing the second top wall 2621, and a second side connected to the same side of the second top wall 2621 and the second bottom wall 2623. wall 2625, and two opposite second end walls 2626; the second top wall 2621, the The second bottom wall 2623, the second side wall 2625 and the two second end walls 2626 form a second receiving space 2627. The front surface of the second housing 26 is provided with a plurality of mutually spaced escape grooves 2622. Each escape groove 2622 extends along the sliding direction of the second housing 26 relative to the first housing 24, that is, the escape grooves 2622 extend along the Extending in the Y-axis direction, a plurality of escape grooves 2622 are arranged along the Y-axis direction to form a plurality of guide slide bars 2624 on the second housing 26; specifically, the plurality of escape grooves 2622 are located on the second top wall 2621, and the plurality of escape grooves 2622 are located on the second top wall 2621. The slots 2622 are arranged along the length direction of the second top wall 2621 (that is, along the Y-axis direction). Each slot 2622 penetrates the second top wall 2621 and one end of the slot 2622 extends to be close to the second side wall 2625. The opposite end of the slot 2622 passes through the side of the second top wall 2621 away from the second side wall 2625, thereby forming a plurality of guide sliding rods 2624 on the second top wall 2621. The plurality of guide sliding rods 2624 are formed along the second top wall 2621. are arranged in the length direction (that is, along the Y-axis direction), and the plurality of guide slide rods 2624 correspond to the plurality of guide slide grooves 2411 of the first housing 24 in a one-to-one correspondence. The outer surface of the second side wall 2625 is formed as an arc surface, that is, the outer surface of the second side wall 2625 away from the first housing 24 is formed as an arc surface to facilitate the sliding roll of the support device 22 around the second housing 26 . A slide block 2628 is provided at an end of the second end wall 2626 away from the second side wall 2625. The slide block 2628 is used to be slidably inserted into the corresponding guide groove 2415 of the first housing 24. A connecting bar 2629 protrudes from the middle of the second end wall 2626 toward the side away from the second receiving space 2627. The connecting bar 2629 extends along the length direction of the second end wall 2626 (ie, the X-axis direction). The connecting bars 2629 are spaced apart from each other. A plurality of connecting holes and snap-in holes are arranged along the length direction of the connecting bar 2629 (ie, the X-axis direction), and one of the connecting holes is located at an end of the connecting bar 2629 close to the second side wall 2625. Preferably, the end surface of the connecting strip 2629 close to the second side wall 2625 is provided with an arc surface to facilitate the sliding roll of the support device 22 around the second housing 26 .

The shielding member 265 includes a shielding piece 2651. The shielding piece 2651 is a rectangular plate. One end surface of the rectangular plate away from the first housing 24 is set as an arc surface. The shielding piece 2651 is provided with a U-shaped groove on the side facing the sliding frame 262. 2653, the U-shaped groove 2653 extends along the edge of the shielding piece 2651, and the two ends of the U-shaped groove 2653 penetrate the end surface of the shielding piece 2651 away from the arc surface, thereby forming a U-shaped guide rail 260 on the shielding piece 2651. The guide rail 260 includes two opposite straight guide rails 2601 and a curved guide rail 2603 connected between the two straight guide rails 2601. The curved guide rail 2603 is located at one end away from the first housing 24, and the two opposite ends of the curved guide rail 2603 are respectively connected to both ends. At the end of the straight guide rail 2601, there is a smooth transition between the curved guide rail 2603 and the straight guide rail 2601, and the support device 22 is slidably arranged around the guide rail 260. The shielding member 265 is provided with a plurality of spaced-apart through holes 2655 and clamping blocks 2656 in the middle. The plurality of through holes 2655 are arranged along the length direction of the shielding piece 2651 (i.e., the X-axis direction). One of the through holes 2655 is close to the curved guide rail 2603.

The end cover 267 includes a covering plate 2671 and connecting plates 2673 provided at opposite ends of the covering plate 2671. The cross section of the covering plate 2671 is arc-shaped. The covering plate 2671 and the two connecting plates 2673 surround a receiving space 2674. The receiving space 2674 is used for The support device 22 and the flexible screen 50 are located on the side of the second housing 26 away from the first housing 24 and around the second side wall 2625 . Positioning holes 2676 are respectively provided in the middle of the two connecting plates 2673.

The first housing 24 and the second housing 26 are slidingly connected through the cooperation of the guide rail 271 and the guide slide block 273. The guide rail 271 is provided on one of the first housing 24 and the second housing 26. , the guide slider 273 is provided on the other one of the first housing 24 and the second housing 26 . In this embodiment, two parallel and spaced guide rails 271 are provided in the first receiving space 247 of the first housing 24. The guide rails 271 extend in a direction parallel to the guide slide groove 2411 (i.e., the X-axis direction); Two spaced guide slide blocks 273 are provided in the second receiving space 2627 of the second housing 26 . When the first housing 24 and the second housing 26 are assembled together, the two guide slide blocks 273 are respectively slidably connected to the two guide slide rails 271 . Specifically, the two guide slide rails 271 are both connected to the first bottom wall 243 of the first housing 24 , and the two guide slide blocks 273 are both connected to the second bottom wall 2623 of the second housing 26 .

In some embodiments, the second housing 26 is provided with a guide rail 271 in the second receiving space 2627. The guide rail 271 extends along a length direction parallel to the guide slide rod 2624 (ie, the X-axis direction). A guide slide block 273 is provided in the first receiving space 247 of the body 24. When the first housing 24 and the second housing 26 are assembled together, the guide slide block 273 is slidably connected to the guide slide rail 271. Preferably, the second part of the second housing 26 The surface of the bottom wall 2623 facing the second receiving space 2627 is provided with two parallel spaced guide slide rails 271 , and the surface of the first bottom wall 243 of the first housing 24 facing the first receiving space 247 is provided with two spaced apart guide rails 271 . The guide slide blocks 273 are slidably connected to the two guide slide rails 271 when the first housing 24 and the second housing 26 are assembled together.

The support device 22 includes a plurality of first support rods 220 connected to each other, and two adjacent first support rods 220 can flatten or bend each other; each first support rod 220 includes a first rod body 221, A guide folding portion 223 on one side of the first rod body 221 and a guide folding groove 225 provided on the opposite side of the first rod body 221 . Two adjacent first support rods 220 are rotationally connected through the cooperation between the guide folding portion 223 and the guide folding groove 225. When the two adjacent first support rods 220 rotate relative to each other, the guide folding portion 223 slides Press against the inner surface of the corresponding guide groove 225 so that the two adjacent first support rods 220 can transmit force to each other to bend or flatten the support device 22 . The support device 22 is slidably arranged around the second housing 26, and one side of the support device 22 is fixedly connected to the first housing 24. Specifically, the first support rod 220 of the support device 22 close to the first housing 24 is connected to the first housing 24. A housing 24.

The second housing 26 of the electronic device 100 of the present invention is slidably connected to the first housing 24. The support device 22 is slidably arranged around the second housing 26, and the first support rod 220 on one side of the support device 22 is connected to the second housing 24. A housing 24 , the positioning area 52 of the flexible screen 50 is positioned on the front of the first housing 24 , and the sliding roll area 54 of the flexible screen 50 is attached to the surface of the supporting device 22 away from the first housing 24 . When the second housing 26 slides relative to the first housing 24 to expand or contract, the second housing 26 drives the support device 22 to slide relative to the second housing 26 to expand or curl, and the sliding area 54 follows the support device 22 Unfold or curl. Since the sliding roll area 54 of the flexible screen 50 cooperates with the second housing 26 through the support device 22, the two adjacent first support rods 220 in the support device 22 cooperate with each other through the guide folding portion 223 and the guide folding groove 225. Rotationally connected, when two adjacent first support rods 220 rotate relative to each other, the guide folding portion 223 slides against the inner surface of the guide folding groove 225 so that there is mutual transmission between the two first support rods 220 force so that the support device 22 can move along the curling trajectory. That is to say, the supporting device 22 can slide around the second housing 26 to unfold or curl without being attached to the flexible screen 50 . Therefore, the sliding roll area 54 of the flexible screen 50 expands or curls along with the supporting device 22 . The flexible screen 50 is less stressed and can avoid damage to the flexible screen 50 .

Please refer to Figures 6 to 15 together. The first rod body 221 includes a front surface 2211, a back surface 2213 away from the front surface 2211, two opposite side surfaces 2215, and two opposite end surfaces 2216. The guide folding portion 223 and the guide folding groove 225 are located at Back 2213. Preferably, the opposite sides of the front surface 2211 are arc-shaped surfaces. Preferably, the front surface 2211 is provided with a plurality of glue dispensing slots 2217 arranged along the length direction of the first rod 221 (ie, the Y-axis direction). The glue dispensing slots 2217 are used to receive glue to facilitate the flexible screen 50 Glued to the first support rod 220. The two opposite ends of the front surface 2211 of the first rod body 221 are respectively provided with stop portions 2218. The space between the two stop portions 2218 at the two ends is used to accommodate the flexible screen 50, that is, the flexible screen 50 is attached to the front surface 2211 and located between the two stops. Between Department 2218. Specifically, the blocking portion 2218 is a blocking piece protruding from the front surface 2211 .

The guide folding portion 223 includes two first arc surfaces 2230 opposite to each other, and the two first arc surfaces 2230 are coaxial with the center line. The inner surface of the guide fold groove 225 includes two second arc surfaces 2250 spaced apart. The two second arc surfaces 2250 are spaced parallel to each other, and the two second arc surfaces 2250 share a common axis; the axis line of the first arc surface 2230 is parallel to the axis line of the second arc surface 2250 . When the guide folding portion 223 of one of the first support rods 220 is inserted into the guide folding groove 225 of the adjacent other first support rod 220, both sides of the guide folding portion 223 of the first support rod 220 The two first arc surfaces 2230 respectively slide against the two second arc surfaces 2250 of the other first support rod 220 against each other. At this time, the first arc surface 2230 and the second arc surface 2250 are coaxial center lines, and there is a mutual resistance force between the first arc surface 2230 and the second arc surface 2250. Specifically, the guide folding portion 223 is an arc-shaped lug. The guide folding portion 223 curves and extends from one side 2215 close to the first rod 221 to away from the other side 2215 and toward the front 2211 . The middle part is bent toward the side away from the first rod body 221, and two first arc surfaces 2230 are respectively provided on opposite sides of the lug. The guide folding portion 223 includes ends 2231 and connecting ends located at opposite ends thereof. 2233, and the arc segment 2235 connected between the end 2231 and the connecting end 2233. The arc segment 2235 is bent toward the side away from the first rod 221. The connecting end 2233 is used to connect the first rod 221. The end 2231 is compared with The connecting end 2233 is away from the first rod body 221 . The folding guide groove 225 is an arc-shaped groove, and the middle part of the folding guide groove 225 is bent toward the side away from the first rod 221. The folding guide groove 225 includes an open end 2251, a closed end 2253, and is connected to the open end 2251 and the closed end 2253. The arc-shaped connecting section 2255 has the closed end 2253 closer to the first rod body 221 than the open end 2251, and the connecting section 2255 is bent toward the side away from the first rod body 221; specifically, the two inner sides of the guide folding groove 225 It is the two second arc surfaces 2250.

The first support rod 220 also includes a connecting portion 226 provided on the back surface 2213 of the first rod body 221. The connecting portion 226 is close to the end surface 2216 of the first rod body 221. The guide folding portion 223 is protruding from one side of the connecting portion 226. There are two The first arc surfaces 2230 are respectively provided on one side of the guide folding portion 223 facing the back surface 2213 and on the other side away from the back surface 2213; the guide folding groove 225 is provided on a side of the connecting portion 226 facing away from the guide fold portion 223. Preferably, the connecting portion 226 is a connecting piece protruding from the back surface 2213. The connecting piece is perpendicular to the length direction of the first rod 221, that is, the connecting portion 226 extends along the Z-axis direction, and the guide folding portion 223 is protruding from the connecting piece. On one side of the connecting piece, a guide groove 225 is opened on the opposite side of the connecting piece.

In this embodiment, each first support rod 220 includes two connecting parts 226. The two connecting parts 226 are respectively provided at opposite ends of the back surface 2213 of the first rod body 221. Specifically, the two connecting parts 226 are respectively close to the first supporting rod 221. Two opposite end surfaces 2216 of a rod body 221. On the same side of the first rod body 221, one of the connecting parts 226 is provided with a guide folding part 223, and the other connection part 226 is provided with a guide folding groove 225. Specifically, one of the two connecting parts 226 on the same side of one side 2215 is provided with a guide folding part 223, and the other connection part 226 is provided with a guide folding groove 225; the two connecting parts 226 are close to the other side 2215. One of the connecting parts 226 on the same side is provided with a folding guide groove 225 , and the other connecting part 226 is provided with a folding guide part 223 . That is, the two guide folding portions 223 on each first support rod 220 are respectively located on opposite sides of the first rod body 221, that is, the two guide folding portions 223 are not on the same side of the first rod body 221; the first support rod 220 The two guide folding grooves 225 are respectively located on opposite sides of the first rod body 221 , that is, the two guide folding grooves 225 are not on the same side of the first rod body 221 . The first arc surface 2230 and the second arc surface 2250 on the same side of the first support rod 220 are coaxial with each other.

Preferably, as shown in FIG. 15 , the axis center line of the first arc surface 2230 and the axis center line of the second arc surface 2250 of each connecting portion 226 are parallel to each other, and the plane where the two axis lines are located is parallel to the plane of the first arc surface 2230 and the second arc surface 2250 . The surface of a rod 221 away from the connecting portion 226 is coplanar, that is, the plane where the axis of the first arc surface 2230 and the axis of the second arc surface 2250 are located is coplanar with the front surface of the first rod 221 . Specifically, the first axis L1 of the first arc surface 2230 and the second axis L2 of the second arc surface 2250 are parallel to each other, and the plane defined by the first axis L1 and the second axis L2 Coplanar with front 2211.

As shown in Figures 7-14, the first support rod 220 also includes a first stopper 224 connected to the guide folding portion 223 and a second stopper 227 connected to the connecting portion 226. The second stopper 227 is close to Guide folding groove 225. In this embodiment, the first stopper 224 of each first support rod 220 is provided at an end of the guide folding portion 223 away from the guide folding groove 225 , and the second stopper 227 of each first support rod 220 is provided at the connecting end. The first stopper portion 224 and the second stopper portion 227 are located on the side of the connecting portion 226 close to the middle of the first rod body 221 . Specifically, the first stop portion 224 is protruding from the end 2231 of the guide folding portion 223. The first stop portion 224 extends to a side close to the middle of the first rod body 221. The first stop portion 224 includes a second stop portion facing toward the second stop portion. The first stop surface 2241 of the stop part 227 and the outer surface 2243 surrounding the first stop part 224; the second stop part 227 is a stop piece provided on the side of the connecting part 226 close to the middle part of the first rod body 221 , the stop piece extends from the side close to the first rod body 221 in the direction of the guide groove 225 (that is, along the Z-axis direction); the second stop portion 227 includes a second stop facing the first stop portion 224 Surface 2271 and side surfaces 2273 located on opposite sides of the second stop surface 2271 , one side surface 2273 faces the folding guide groove 225 , and the other side surface 2273 faces away from the folding guide groove 225 . When the two first support rods 220 connected to each other are flattened, the first stop The first stop surface 2241 of the first stop portion 224 and the second stop surface 2271 of the second stop portion 227 resist each other to prevent the two first support rods 220 from being bent; when the two first support rods 220 are bent, , the first stop surface 2241 of the first stop part 224 and the second stop surface 2271 of the second stop part 227 are far away from each other, so as not to hinder the mutual bending of the two first support rods 220.

As shown in Figures 5 and 11-14, the first support rod 220 also includes a rolling element 222 movably provided at the connecting portion 226. When the first support rod 220 moves relative to the guide rail 260, the rolling element 222 and the guide rail 260 The rolling contact makes the first support rod 220 and the guide rail 260 rollingly connected, thereby reducing the frictional resistance between the first support rod 220 and the guide rail 260 and facilitating the movement of the support device 22 around the guide rail 260 . The rolling element 222 is located on a side away from the front surface 2211 of the first rod body 221. The rolling element 222 can be, but is not limited to, a hard ball such as a metal ball. In other embodiments, the rolling element 222 may also be a rolling cylinder, and the axis of the rolling cylinder is parallel to the axis of the first arc surface 2230 . A supporting portion 228 is protruding from an end of the connecting portion 226 away from the first rod body 221 . A receiving groove 2280 is provided on the supporting portion 228 . The rolling member 222 is placed in the receiving groove 2280 , and part of the outer surface of the rolling member 222 is exposed in the receiving groove 2280 . The support part 228 is connected to the side of the connecting part 226 away from the first stop part 224. A guide space 2282 is formed between the support part 228 and the first rod body 221. The opening of the receiving groove 2280 is connected to the guide space 2282, and the rolling element 222 is exposed. Part of the outer surface of the receiving groove 2280 is located in the guide sliding space 2282.

As shown in Figure 13, in this embodiment, the support part 228 includes a support block 2281 and a positioning member 2283 connected to the connecting part 226. The receiving groove 2280 is opened on the surface of the support block 2281 facing the first rod body 221. The positioning member 2283 accommodates Placed in the receiving groove 2280, the positioning member 2283 is used to prevent the rolling member 222 from leaving the receiving groove 2280. Specifically, the support block 2281 extends from the connecting part 226 to the side away from the first stop part 224, and the receiving groove 2280 extends along the extension direction of the supporting block 2281, that is, the receiving groove 2280 extends along the Y-axis direction, and the receiving groove 2280 is away from the connection. One end of the portion 226 passes through the end surface of the connecting portion 226 to form an inlet, and the rolling member 222 is loaded into the receiving groove 2280 from the inlet. In this embodiment, the positioning member 2283 is a soft rubber plug, and the positioning member 2283 is inserted into the receiving groove 2280 from the entrance of the support block 2281 to prevent the rolling member 222 from leaving the receiving groove 2280. In other embodiments, the positioning member 2283 can also be a hard plug.

The first support rod 220 in this embodiment is made of liquid metal through injection molding, that is, the first rod body 221, the connecting part 226, the first stop part 224, the second stop part 227, the support part 228 and the stop part 2218 It is made by one-piece molding; and then a CNC machine tool is used to process the guide folding portion 223, the first arc surface 2230, the guide fold groove 225 and the second arc surface 2250; the processing is simple and the manufacturing cost is low. In other embodiments, the first support rod 220 can also be made of other hard materials.

When assembling each first support rod 220 in this embodiment, the two rolling members 222 are installed into the receiving grooves 2280 from the entrances of the two support blocks 2281, so that each rolling member 222 can be in the corresponding receiving groove 2280. During rolling; install the two positioning members 2283 into the receiving grooves 2280 from the entrances of the two support blocks 2281 respectively to prevent the rolling members 222 from detaching from the corresponding support blocks 2281. In the present invention, each first support rod 220 is assembled without the use of tools, and the installation is simple and convenient.

Please refer to Figures 16 to 23 together. When assembling the support device 22, place one of the first support rods 220 on one side of the other first support rod 220, so that the first rod bodies 221 of the two first support rods 220 Parallel to each other, the two first support rods 220 are offset in the length direction of the first rod body 221 (ie, in the Y-axis direction), and the guide folding portion 223 and guide folding groove 225 of one of the first support rods 220 are located along the first The length direction of the rod body 221 (that is, in the Y-axis direction) is respectively facing the guide groove 225 and the guide folding portion 223 of the other first support rod 220; move one of the first support rods 220 along the length direction of the first rod body 221. (that is, in the Y-axis direction) relative to the other first support rod 220, so that the guide folding portion 223 of one of the first support rods 220 is inserted into the guide folding groove 225 of the other first support rod 220, and at the same time, the The guide folding portion 223 of the other first support rod 220 is inserted into the guide folding groove 225 of one of the first support rods 220 . At this time, the two first support rods 220 are bendably connected to each other, and the guide portion 223 of one first support rod 220 is rotatably received in the guide groove 225 of the other first support rod 220, so The guide folding portion 223 of the other first support rod 220 is rotatably received in the guide folding groove 225 of one of the first support rods 220. A first stop part 224 corresponds to the corresponding second stop part 227, that is, the first stop surface 2241 of the first stop part 224 and the second stop surface 2271 of the corresponding second stop part 227 are orthogonal to each other. right. According to the above assembly method, all the first support rods 220 are assembled into one body, so that the support device 22 is a hinge-shaped whole, and the guide folding portions 223 on opposite sides of each first support rod 220 are respectively accommodated in two adjacent ones. in the guide groove 225 of the first support rod 220 . Each two adjacent first support rods 220 are connected through the cooperation of the first arc surface 2230 and the second arc surface 2250, so that the bending or unfolding of the support device 22 is even and smooth. The support device 22 in the present invention can be assembled by plugging the first support rods 220 into each other, without the need for tools, the installation is convenient and quick, and the assembly cost is low; the first support rod 220 of the support device 22 passes through the guide folding portion 223 It is assembled together with the corresponding guide folding grooves 225 to form a hinge-like overall structure, which is convenient and simple to assemble, and each two adjacent first support rods 220 transmit force to each other during the rolling or flattening process of the support device 22. This enables the support device 22 to achieve smooth rolling or flattening.

As shown in FIGS. 24 to 33 , when two adjacent first support rods 220 are connected to each other, the guide folding portion 223 of one first support rod 220 is rotatably accommodated in the other first support rod 220 . The guide folding groove 225 of the other end of one of the first support rods 220 accommodates the guide folding portion 223 of the other first support rod 220; so that each first arc surface 2230 is in contact with the corresponding first support rod 220. The second arc surface 2250 slides against the top. When the two adjacent first support rods 220 are flattened, the end 2231 of the guide folding portion 223 is located at the opening end 2251 of the corresponding guide folding groove 225, and the guide folding portion 223 faces the first arc surface of the first rod body 221. 2230 abuts the corresponding second arc surface 2250, and the adjacent first stop portion 224 and the second stop portion 227 stop each other, that is, the first stop portion 224 of one of the first support rods 220 abuts. The second stop portion 227 of the other first support rod 220 is connected to prevent the two first support rods 220 from folding; when the two adjacent first support rods 220 are bent, the end 2231 of the guide folding portion 223 It can move toward the closed end 2253 of the corresponding guide folding groove 225, and the two first arc surfaces 2230 of the guide folding portion 223 and the two second arc surfaces 2250 of the corresponding guide folding groove 225 respectively abut, and the adjacent ones The first stop part 224 and the second stop part 227 are far away from each other, that is, the first stop part 224 of one first support rod 220 and the second stop part 227 of the other first support rod 220 are away from each other. Therefore, the mutual bending of the two first support rods 220 will not be hindered.

The two adjacent first support rods 220 can only change between the flattened state and the bent state. As shown in Figure 22, when the two first support rods 220 are flattened to each other, the first stopper 224 A stop surface 2241 and the second stop surface 2271 of the second stop part 227 bear against each other, so that the two first support rods 220 are positioned with each other in the X-axis direction; the outer surface 2243 of the first stop part 224 and The corresponding second arc surfaces 2250 abut each other so that the two first support rods 220 are positioned with each other in the Z-axis direction; the side surfaces 2273 of the second stopper 227 and the guide folding portion 223 abut each other so that the two first support rods 220 are positioned against each other in the Z-axis direction. The first support rods 220 are positioned relative to each other in the Y-axis direction. Therefore, when the two first support rods 220 are in a flat state, the two first support rods 220 can be positioned in the X-axis direction, the Y-axis direction, and the Z-axis direction, so that the two first support rods 220 remain stable. The flattened state improves the flatness of the two first support rods 220 and prevents the two first support rods 220 from folding. As shown in FIG. 32 , when the two first support rods 220 are bent toward each other, the first stop surface 2241 of the first stop portion 224 and the second stop surface 2271 of the second stop portion 227 are separated from each other, so that The two first support rods 220 are loosened in the The two first support rods 220 are positioned with each other in the Y-axis direction; one side surface 2273 of the second stopper portion 227 and the guide folding portion 223 resist each other, so that the two first support rods 220 are positioned with each other in the Y-axis direction; therefore, the two first support rods 220 In the bent state, the two first support rods 220 can be bent or flattened along the guide grooves 225 .

Please refer to Figures 1 to 5 together. When assembling the electronic device 100, place the two guide rails 271 in parallel and spaced apart in the first receiving space 247 of the first housing 24 and position them on the first bottom wall 243; The two guide slide blocks 273 are spaced apart from each other and placed in the second receiving space 2627 of the second housing 26 and positioned on the second bottom wall 2623; the two slide blocks 2628 of the second housing 26 are slidably inserted into the second housing space 2627. In the two guide grooves 2415 of the first housing 24, and the two guide slide blocks 273 on the second housing 26 are slidingly connected to the two guide slide rails 271 respectively, a plurality of guide slide rods 2624 Slidingly insert into the plurality of guide chute 2411 respectively; connect the back side of the sliding roll area 54 of the flexible screen 50 and the support device 22 through an adhesive layer, specifically, on the front side of the first support rod 220 and the dispensing groove 2217 is coated with connecting glue, and then the back side of the sliding roll area 54 is attached to the front side of the first support rod 220, so that the flexible screen 50 is glued to the support device 22. At this time, the two adjacent second supports of the support device 22 The rotation axis between the support rods 220 is located on the adhesive layer; the positioning area 52 of the flexible screen 50 is accommodated in the positioning groove 2410 of the first housing 24, and the back side of the positioning area 52 is fixedly attached to On the front side of the first top wall 241, the positioning bar 521 is engaged in the connecting groove 2413 of the first housing 24; the side of the support device 22 away from the flexible screen 50 is surrounded by the second housing 26, that is, the support device 22 and the sliding The roll area 54 surrounds the second top wall 2621, the second side wall 2625 and the second bottom wall 2623 of the second housing 26; the first support rod 220 of the support device 22 close to the positioning area 52 is connected to the first housing. 24. The first support rod 220 of the support device 22 away from the positioning area 52 is connected to the guide rail 260 through the end connector 229. The end connector 229 includes a connecting plate 2291, a support piece 2293 provided at the end of the connecting plate 2291, and a supporting piece 2293 provided at the end of the connecting plate 2291. The guide column 2295 of the piece 2293 forms a guide space between the guide column 2295 and the connecting plate 2291. At least part of the guide rail 260 is slidably accommodated in the guide space, and the guide column 2295 slidingly contacts the guide rail 260; The two blocking members 265 are respectively connected to the two second end walls 2626 of the second housing 26. Specifically, a plurality of fasteners such as screws pass through the through holes 2655 and are locked in the corresponding connection holes, and each blocking member 265's clamping block 2656 is clamped into the corresponding clamping hole of the second end wall 2626; at this time, the support device 220 is wound around the second housing 26, and at least part of the guide rail 260 is slidably accommodated in the guide slide of the support device 220. In the space 2282, the rolling member 222 is in rolling contact with the guide rail 260; specifically, the guide rails 260 of the two shielding members 265 are respectively accommodated in the guide sliding spaces 2282 at the opposite ends of the support device 22, and the rolling member 222 is in rolling contact with the corresponding guide rail 260. The curved guide rail 2603 is coaxial with the outer surface of the second side wall 2625; cover the cover plate 2671 of the end cover 267 on the sliding roll area 54 on the side of the second housing 26 away from the first housing 24, and two The connecting plates 2673 respectively cover the ends of the two shielding members 265 facing away from the first housing 24, so that the positioning holes 2676 on each connecting plate 2673 correspond to the corresponding through holes 2655 and connecting holes, and the two fasteners such as screws are passed through respectively. The two positioning holes 2676 and the through holes 2655 are locked to the corresponding connection holes, so that the cover 267 is fixedly connected to the second housing 26 and surrounds the flexible screen support device 22 and the flexible screen 50 on the second side wall 2625. Slideably accommodated in the receiving space 2674.

At this time, the connecting portion 226 and the guide folding portion 223 of the support device 22 are located on the back side of the first support rod 220 close to the end surface, rather than being directly disposed on the end surface of the first support rod 220 . Therefore, the connection portion 226 and the guide folding portion 223 to avoid occupying the space on the opposite sides of the housing 20; in addition, the blocking member 265 blocks the guide folding portion 223, the guide folding groove 225 and the connecting portion 226 of the first support rod 220, which not only prevents external dust and debris from entering the housing 20 inside, and the guide folding part 223, the guide folding groove 225 and the connecting part 226 are not exposed, which improves the overall appearance of the electronic device 100; in addition, the rotation axis between each two adjacent first support rods 220 The line is located on the adhesive layer of the first support rod 220 , that is, the axis line of the first arc surface 2230 and the axis line of the second arc surface 2250 are both located at the connection between the first support rod 220 and the flexible screen 50 On the glue layer, the flexible screen support device 22 is not squeezed or stretched during the bending or flattening process, thereby effectively protecting the connecting glue layer from being damaged and preventing the flexible screen 50 from detaching from the first support rod. 220, thereby ensuring that the connection between the flexible screen 50 and the flexible screen support device 22 is stable and firm.

As shown in FIGS. 1 to 6 and 34 to 38 , the unfolding process of the flexible screen 50 of the electronic device 100 is as follows: pulling the first housing 24 and/or the second housing 26 through external force (such as the user's pulling force), The first housing 24 and the second housing 26 slide away from each other, the guide rod 2624 slides along the corresponding guide groove 2411 and away from the first housing 24, and the slider 2628 slides along the corresponding guide groove 2415 and away from the first housing 24. A shell 24, the guide slide block 273 slides on the corresponding guide slide rail 271 away from the first shell 24; the sliding frame 262 slides relative to the support device 22 to expand the support device 22, so that the support device 22 surrounds the second shell The body 26 slides; specifically, the first support rod 220 that is attached to the second bottom wall 2623 is first bent and then flattened and slid to the front of the second top wall 2621 through the outer surface of the second side wall 2625, and the support device 22 moves away from the second side wall 2625. The first support rod 220 of a housing 24 slides away from the first housing 24 until the end fitting 229 slides against the curved guide rail 2603, and the sliding roll area 54 With the support device 22 fully deployed.

Please refer to Figures 39 to 46 together. The curling process of the flexible screen 50 of the electronic device 100 is as follows: the first housing 24 and/or the second housing 26 are pushed by external force (such as the user's thrust), so that the first housing 24 and the second housing 26 slide mutually and shrink together, the guide rod 2624 slides along the corresponding guide groove 2411 and is close to the first housing 24, and the slider 2628 slides along the corresponding guide groove 2415 and is close to the first housing 24 , the guide slide block 273 slides on the corresponding guide slide rail 271 and is close to the first housing 24; the sliding frame 262 slides relative to the support device 22 to cause the support device 22 to curl, so that the support device 22 slides around the second housing 26; Specifically, the first support rod 220 attached to the second top wall 2621 is first bent and then flattened and slid to the back of the second bottom wall 2623 through the outer surface of the second side wall 2625, and the support device 22 is away from the first housing. The first support rod 220 of 24 slides closer to the first housing 24 until the end piece 229 slides against the first housing 24 and the sliding roll area 54 is completely rolled along with the support device 22 .

During the above-mentioned unfolding or curling process of the flexible screen 50 , each adjacent two first support rods 220 transmit forces to each other through the cooperation between the guide folding portions 223 and the guide folding grooves 225 , thereby reducing the stress on the flexible screen 50 . force, protecting the flexible screen 50 and improving the reliability of the flexible screen 50, and the flexible screen 50 will not appear creases after being rolled multiple times, will not affect the look and feel, and improve the user experience; the rolling member 222 rolls with the corresponding guide rail 260 contact, so that the frictional resistance of the support device 22 sliding relative to the guide rail 260 is small, which facilitates the deployment of the support device 22 and the flexible screen 50; because the outer surface of the second side wall 2625 is an arc surface, and the outer surface of the second side wall 2625 Coaxial with the bending guide rail 2603, it is convenient for the support device 22 to bend along the outer side of the second side wall 2625; the cooperation between each two adjacent first support rods 220 is through the guide folding portion 223 and the guide folding groove 225. , the first arc surface 2230 and the corresponding second arc surface 2250 slide against each other, so that the bending and expansion of the support device 22 are even and smooth; every two adjacent first support rods 220 pass through the second side When the outer surface of the wall 2625 is flattened, the first stopper 224 and the second stopper 227 are positioned against each other, which can prevent the two first support rods 220 from bending in the opposite direction to ensure that the two first support rods 220 It has stable flatness to stably support the flexible screen 50 , and can prevent the first support rod 220 from being folded and arching the flexible screen 50 , effectively protecting the flexible screen 50 .

Please refer to Figure 47. The structure of the support device 22a in another embodiment of the present invention is similar to the structure of the support device 22 in one of the above embodiments. The difference is that the support device 22a also includes a second support rod 220a. The two support rods 220a are connected to the outermost first support rod 220 among the plurality of first support rods 220. The outermost first support rod 220 refers to the two outermost first support rods 220 opposite to each other. One of the support rods 220; the second support rod 220a and the first support rod 220 are rotatably connected through the cooperation between the guide folding portion 223 and the guide folding groove 225. The structure of the second support rod 220a is similar to that of the first support rod 220. The difference is that the second support rod 220a is based on the first support rod 220 and omits the guide folding portion 223 on one side of the first support rod 220. And the guide folding groove 225. Specifically, the side of the second support rod 220a facing the first support rod 220 is provided with a guide folding portion 223 and the guide folding groove 225, and the side of the second support rod 220a facing away from the first support rod 220 The guide folding portion 223 and the guide folding groove 225 are not provided to facilitate the connection of the second support rod 220a to the housing of the electronic device.

Please refer to Figure 48. The structure of the support device 22b in another embodiment of the present invention is similar to the structure of the support device 22 in one of the above-mentioned embodiments. The difference is that the support device 22a also includes a second support rod 220a and a third support rod 220a. Three support rods 220b, the second support rod 220a is connected to the outermost first support rod 220 of the plurality of first support rods 220, and the third support rod 220b is connected to the outermost one of the plurality of first support rods 220. The first support rod 220 on the side; that is, the second support rod 220a and the third support rod 220b are respectively connected to the two outermost first support rods 220 opposite to the plurality of first support rods 220, that is, the third support rod 220b The first support rods 220 are connected to the first support rods 220 on the side of the plurality of first support rods 220 away from the second support rods 220a. The second support rods 220a are connected to the first supports on the side of the plurality of first support rods 220 away from the third support rods 220b. Rod 220; a plurality of first support rods 220 are located between the second support rod 220a and the third support rod 220b. The second support rod 220a and the corresponding first support rod 220 are connected by the guide folding portion 223 and the guide folding groove 225. The third support rod 220b is connected in a cooperative and rotational manner. It is rotatably connected to the corresponding first support rod 220 through the cooperation between the guide folding portion 223 and the guide folding groove 225 . The structure of the second support rod 220a is similar to that of the first support rod 220. The difference is that the second support rod 220a is based on the first support rod 220 and omits the guide folding portion 223 on one side of the first support rod 220. And the guide folding groove 225. Specifically, the side of the second support rod 220a facing the first support rod 220 is provided with a guide folding portion 223 and the guide folding groove 225, and the side of the second support rod 220a facing away from the first support rod 220 There is no guide folding portion 223 and guide folding groove 225 to facilitate the connection of the second support rod 220a to the housing of the electronic device; the structure of the third support rod 220b is similar to that of the first support rod 220, except that the third support rod 220b has a structure similar to that of the first support rod 220. The third support rod 220b is based on the first support rod 220 and omits the guide folding portion 223 and the guide folding groove 225 on one side of the first support rod 220. Specifically, the third support rod 220b faces one side of the first support rod 220. A guide folding portion 223 and a guide folding groove 225 are provided on the side of the third support rod 220b away from the first support rod 220. There is no guide folding portion 223 and a guide folding groove 225 to facilitate the connection of the third support rod 220b to the housing. terminal fittings.

The above is the implementation of the embodiments of the present application. It should be pointed out that for those of ordinary skill in the technical field, several improvements and modifications can be made without departing from the principles of the embodiments of the present application. These improvements and modifications can also be made. regarded as the protection scope of this application.

Claims

A support device, characterized in that the support device includes a plurality of first support rods connected to each other, and each of the first support rods includes a first rod body and a guide folding portion provided on one side of the first rod body. , and a guide folding groove provided on the opposite side of the first rod body, wherein the guide folding portion of one first support rod is rotatably inserted into the guide folding portion of the adjacent other first support rod. in the folding groove; when two adjacent first support rods rotate relative to each other, the guide folding portion slides against the inner surface of the corresponding guide folding groove.
The support device according to claim 1, wherein the guide folding portion includes two opposite first arc surfaces, and the inner surface of the guide fold groove includes two spaced second arc surfaces, The axis line of the first arc surface is parallel to the axis line of the second arc surface; when the guide folding portion of one of the first support rods is inserted into the adjacent other first When the support rod is in the guide folding groove, the two first arc surfaces of one first support bar and the two second arc surfaces of the other first support bar slide against each other. top, and coaxial center line.
The support device according to claim 2, wherein the first support rod further includes a connecting portion provided on the back of the first rod body, and the guide folding portion is protruding from one side of the connecting portion. , the two first arc surfaces are respectively provided on one side of the guide folding portion facing the first rod body and on the other side away from the first rod body, and the guide folding groove is provided on the connecting The side facing away from the guide folding part.
The support device according to claim 3, characterized in that the plane where the axis line of the first arc surface and the axis line of the second arc surface are located is coplanar with the front surface of the first rod body. .
The support device according to claim 3, wherein the first support rod further includes a first stopper connected to the guide folding part and a second stopper connected to the connecting part; when When two adjacent first support rods are flattened, the first stop portion of one of the first support rods abuts the second stop portion of the other first support rod; when the two adjacent first support rods are When each of the first support rods is bent, the first stopper portion of one of the first support rods and the second stopper portion of the other first support rod are away from each other.
The support device according to claim 5, wherein the first stopper is provided at an end of the guide folding portion away from the guide folding groove, and the second stopper is provided at the connecting portion. Near the open end of the guide folding groove, the first stopper part and the second stopper part are located on a side of the connecting part close to the middle part of the first rod body.
The support device according to claim 5 or 6, characterized in that the first support rod further includes a rolling member; an end of the connecting portion away from the first rod body is provided with a support portion, and the support portion is provided with a support portion. There is a receiving groove, the rolling member is placed in the receiving groove in a rolling manner, and part of the outer surface of the rolling member is exposed in the receiving groove.
The support device according to claim 7, characterized in that the support part is located on a side of the connecting part away from the first stop part, and a guide slide is formed between the support part and the first rod body. space, the opening of the receiving groove communicates with the sliding guide space; the rolling element is a sphere or a cylinder.
The support device according to claim 7, wherein the support part includes a support block and a positioning member connected to the connecting part, and the receiving groove is opened on the side of the support block facing the first rod body. surface and penetrates the end surface of the support block away from the connecting portion, and the positioning member is accommodated in the receiving groove to prevent the rolling element from escaping from the receiving groove.
The support device according to claim 3, wherein each first support rod includes two connecting portions, and the two connecting portions are respectively provided at two opposite ends of the back of the first rod body. ; On the same side of the first rod body, one of the connecting parts is provided There is the guide folding part, and the other connecting part is provided with the guide folding groove.
The support device according to claim 1, wherein the two opposite ends of the first rod body are respectively provided with baffles, and the space between the two baffles at the two ends is used to accommodate the flexible screen; The front side of the first rod body is provided with a dispensing slot.
The support device according to claim 1, further comprising a second support rod and a third support rod, the second support rod being connected to the outermost first support rod among the plurality of first support rods. , the second support rod and the first support rod are rotatably connected through the cooperation of the guide folding portion and the guide folding groove; the third support rod is connected to the plurality of first support rods and is away from the second support rod. The first support rod on one side of the support rod, the third support rod and the first support rod are rotatably connected through the cooperation of the guide folding portion and the guide folding groove.
The support device according to claim 5, wherein the first stop portion includes a first stop surface facing the second stop portion, and the second stop portion includes a first stop surface facing the second stop portion. The second stop surface of the first stop part and the side surfaces located on opposite sides of the second stop surface; when the two adjacent first support rods are flattened, the first stop surface and the The second stop surfaces abut each other, and one of the side surfaces and the guide folding portion abut each other.
A housing, characterized in that the housing includes the support device according to any one of claims 1-13, a first housing and a second housing, the first housing and the second housing The shells are slidably connected to each other, the support device is slidably arranged around the second shell, and one side of the support device is fixedly connected to the first shell; when the first shell and the When the second housings slide relative to each other, the supporting device slides around the second housing.
The housing according to claim 14, wherein the second housing is provided with a guide rail, and the guide rail includes two spaced apart straight guide rails and a curved guide rail connected between the two straight guide rails, so The curved guide rail is located at one end away from the first housing, and the support device is slidably arranged around the guide rail.
The housing according to claim 15, wherein the supporting device is the supporting device according to any one of claims 7 to 9; when the supporting device is wound around the second housing, At least part of the guide rail is slidably accommodated in the guide sliding space of the support device, and the rolling element of the first support rod is in rolling contact with the guide rail.
The housing according to claim 15 or 16, wherein the second housing includes a sliding frame and a shielding member connected to an end of the sliding frame, and the shielding member faces the sliding frame. The guide rail is provided on the side of the body, and the shielding member is used to shield the guide folding portion, guide folding groove and connecting portion of the first support rod.
The housing according to claim 15 or 16, wherein the side of the support device away from the first housing is connected to the guide rail through a terminal piece, and the terminal piece includes a support piece and a device. The guide posts on the support piece are used to slidingly contact the guide rails.
An electronic device, characterized by comprising a casing and a flexible screen as claimed in any one of claims 14-18, the flexible screen comprising a positioning area and a sliding roll area, the positioning area being fixed to the casing In the first housing in the housing, the sliding roll area is attached to the front surface of the supporting device in the housing.
The electronic device according to claim 19, characterized in that the sliding roll area of the flexible screen and the support device are connected through an adhesive layer, and there is a gap between two adjacent first support rods of the support device. The axis of rotation is located on the adhesive layer.