Rotating shaft structure for triple folding screen

Abstract

The utility model belongs to the technical field of electronics, and particularly relates to a rotating shaft structure for a triple folding screen, which comprises a first screen, a plurality of rotating shafts are uniformly and fixedly connected to the side wall of the first screen; the side wall of the rotating shaft is fixedly connected with the same second screen; the side wall of the first screen is fixedly connected with a pair of fixing plates; second screens on the two sides are pulled in sequence through rotation of a rotating shaft, a pull plate is held and pulled, at the moment, the front of the second screens can be blocked through a baffle, then the pull plate is loosened, an insertion block can be pushed into the side wall of an insertion hole through elasticity of a first spring, and the second screens and the first screen are folded and combined. According to the screen folding device, the convenience of collecting the second screen and the first screen can be improved, meanwhile, the protection effect on the screen between the second screen and the first screen is improved, the baffle is used for blocking the front portion of the second screen, the fixing effect on the first screen and the second screen after folding can be improved, and the situation that the first screen falls off when falling off is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to electronic technology field, specifically speak to a kind of pivot structure for three folding screens. BACKGROUND

[0002] Three folding screens are a new type of screen technology, which is widely used in mobile phones, tablet computers and other electronic devices, mainly based on flexible display technology with OLED.

[0003] In the prior art, three folding screens are mainly folded by sliding hinges. During use, the screens are unfolded in sequence, and then connected to external wires after adjusting to the appropriate position, so that the picture can be displayed for real-time viewing by customers.

[0004] However, in the prior art, it is found that during use, three folding screens are generally folded by sliding hinges, but the thickness after folding is large, which is not convenient for carrying. At the same time, there is a gap between the screens, which can be damaged by knocking, thereby affecting the use effect of the three folding screens. Therefore, a pivot structure for three folding screens is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the shortcomings of the prior art and solve at least one technical problem proposed in the background art, the utility model provides a pivot structure for three folding screens.

[0006] The utility model solves the technical problems by adopting the following technical scheme: the utility model discloses a pivot structure for three folding screens, which comprises a first screen; a plurality of rotating shafts are uniformly fixed to the side wall of the first screen; a second screen is fixed to the side wall of the rotating shaft; a pair of fixed plates are fixed to the side wall of the first screen; the fixed plates are symmetrically arranged on both sides of the first screen and have the same structure; a baffle is rotatably connected to the side wall of the fixed plate; a plug hole is formed in the side wall of the baffle; a first spring is fixed to the side wall of the fixed plate; a plug is fixed to the end of the first spring; a pull plate is fixed to the side wall of the plug; the pull plate penetrates through the wall of the fixed plate and is slidably connected thereto; the convenience of collecting the second screen and the first screen can be increased, the protective effect of the screens between the second screen and the first screen can be increased, and the fixed effect of the first screen and the second screen after folding can be increased by using the baffle in front of the second screen.

[0007] Preferably, the first screen side wall is provided with a pair of bases; the bases are symmetrically arranged on both sides of the first screen and are the same structure; the base side wall is symmetrically hinged with a pair of support arms; the support arm side wall is hinged with the same protective plate; the protective plate and the base are fixed with the same second spring; it can play a protective buffering role when the first screen falls during movement, increase the safety of the first screen, and reduce the damage caused by the first screen falling to itself.

[0008] Preferably, the first screen side wall is fixed with a pair of slide rails; the slide rails are symmetrically arranged on both sides of the first screen and are the same structure; the slide rail inner side wall is slidingly connected with a mounting block; the mounting block side wall is fixed with a rubber pad; the mounting block and the base are in fixed connection; by inserting the mounting block into the slide rail, the convenience of disassembling and assembling the base can be achieved, and the disassembly and maintenance of the base can be facilitated.

[0009] Preferably, the slide rail side wall is fixed with a pair of limiting blocks; the limiting blocks are symmetrically arranged on both sides of the slide rail and are the same structure; the limiting block side wall is uniformly rotatably connected with a plurality of rollers; it can play a limiting role when the mounting block is inserted into the slide rail, improve the convenience during insertion, and further increase the installation speed of the mounting block.

[0010] Preferably, the protective plate side wall is fixed with an elastic plate; the elastic plate side wall is uniformly fixed with a plurality of rubber rods; the elastic plate and the rubber rod can further play a buffering role when the protective plate is impacted, improve the protection of the first screen, and further increase the service life of the first screen.

[0011] Preferably, the pull plate side wall is fixed with a pair of elastic sheets; the elastic sheets are symmetrically arranged on both sides of the pull plate and are the same structure; the elastic sheet side wall is fixed with a sponge strip; it can play a anti-falling role when the finger pulls the pull plate, increase the fixation of the finger on the pull plate side wall, and simultaneously utilize the sponge strip to play a anti-pressing role when the elastic sheet presses the finger.

[0012] The beneficial effects of the utility model are as follows:

[0013] The utility model provides a kind of pivot structure for three folding screens, by being provided with rotating shaft and baffle, by folding and merging with second screen and first screen, it can increase the convenience of collecting second screen and first screen, simultaneously increase the protective effect of screen between second screen and first screen, and utilize baffle and block in front of second screen, it can increase the fixing effect of first screen and second screen after folding, reduce the situation of falling open when first screen falls.

[0014] The utility model provides a kind of for three folding screen's pivot structure, be blocked to first screen by the protection plate and support arm being set, can play the protection buffer effect when first screen falls in moving, increase the security of first screen, reduce the damage caused to its own when first screen falls. BRIEF DESCRIPTION OF DRAWINGS

[0015] The drawings described herein are used to provide further understanding of the utility model, and constitute a part of the present application, and the illustrative embodiment of the utility model and its explanation are used to explain the utility model, and do not constitute undue limitation to the utility model. In the drawings:

[0016] Figure 1 It is the perspective view of the utility model;

[0017] Figure 2 It is the perspective view of elastic plate in the utility model;

[0018] Figure 3 It is the perspective view of baffle in the utility model;

[0019] Figure 4 It is the perspective view of protection plate in the utility model.

[0020] Legend:

[0021] 1, first screen;11, rotating shaft;12, second screen;13, fixed plate;14, baffle;15, jack;16, first spring;17, plug block;18, pull plate;2, base;21, support arm;22, protection plate;23, second spring;3, slide rail;31, mounting block;32, rubber pad;4, limit block;41, gyro wheel;5, elastic plate;51, rubber pole;6, elastic sheet;61, sponge strip. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the scope of protection of the utility model.

[0023] The specific embodiments are given below.

[0024] Please refer to Figures 1-4The utility model provides a kind of pivot structure for three folding screens, including first screen 1;The first screen 1 side wall is uniformly fixed with a plurality of rotating shafts 11;The rotating shaft 11 side wall is fixed with a second screen 12 of same one;The first screen 1 side wall is fixed with a pair of fixed plate 13;The fixed plate 13 is symmetrically arranged on the both sides of first screen 1 and same structure;The fixed plate 13 side wall is rotatably connected with baffle 14;The baffle 14 side wall is provided with jack 15;The fixed plate 13 side wall is fixed with first spring 16;The first spring 16 end is fixed with plug block 17;The plug block 17 side wall is fixed with pull plate 18;The pull plate 18 penetrates fixed plate 13 wall body and is slidably connected with it;When using, by one side second screen 12 pulling, by the rotation of rotating shaft 11, in turn to two sides second screen 12 pulling, make its folding on the first screen 1 side wall, when two sides second screen 12 are combined, by pull plate 18 holding and pulling, to drive plug block 17 to move, then to baffle 14 rotation, make baffle 14 and fixed plate 13 coincide, when using baffle 14 can block in front of second screen 12, the second screen 12 is blocked, simultaneously can make the position of jack 15 and plug block 17 correspond, then release pull plate 18, using the elasticity of first spring 16 can push plug block 17 into the side wall of jack 15, the fixed baffle 14, do not let it rotate, first screen 1 and second screen 12 can be fixed, in the process, by second screen 12 and first screen 1 folding and combining, can increase the convenience of the collection of second screen 12 and first screen 1, simultaneously increase the protection effect of screen between second screen 12 and first screen 1, and using baffle 14 block in front of second screen 12, can increase the fixed effect of first screen 1 and second screen 12 after folding, reduce the situation of falling open when first screen 1 falls.

[0025] Further, as Figures 1-4As shown, the first screen 1 side wall is provided with a pair of base 2; the base 2 is symmetrically arranged on both sides of the first screen 1 and has the same structure; the base 2 side wall is symmetrically hinged with a pair of support arms 21; the support arm 21 side wall is hinged with the same protective plate 22; the protective plate 22 is fixed with the same second spring 23 between the base 2; in use, when the first screen 1 falls during movement, the protective plate 22 can first contact the ground and cause a certain impact force to the protective plate 22, so that the support arm 21 is folded and close to each other, and the second spring 23 is pressed, then the elasticity of the second spring 23 and the torsional spring inside the hinge of the support arm 21 can exert a certain counter force on the protective plate 22, thereby buffering the impact force of the first screen 1 falling, in this process, the first screen 1 is blocked by the protective plate 22, which can play a protective buffering role when the first screen 1 falls during movement, increase the safety of the first screen 1, and reduce the damage to the first screen 1 caused by falling.

[0026] Further, as shown in Figures 1-4 The first screen 1 side wall is fixed with a pair of slide rails 3; the slide rails 3 are symmetrically arranged on both sides of the first screen 1 and have the same structure; the slide rails 3 inner side wall is slidingly connected with the mounting block 31; the mounting block 31 side wall is fixed with the rubber pad 32; the mounting block 31 and the base 2 are in fixed connection; in use, by inserting the mounting block 31 into the slide rail 3, the mounting block 31 is fixed by the friction between the rubber pad 32 and the slide rail 3, and the installation of the base 2 is completed, in this process, the mounting block 31 is inserted into the slide rail 3 for fixation, which can facilitate the disassembly and installation of the base 2, improve the disassembly and maintenance of the base 2, and further increase the practicality of the base 2 in use.

[0027] Further, as shown in Figures 1-4 The slide rail 3 side wall is fixed with a pair of limit blocks 4; the limit blocks 4 are symmetrically arranged on both sides of the slide rail 3 and have the same structure; the limit blocks 4 side wall is uniformly rotatably connected with a plurality of rollers 41; in use, when the mounting block 31 is inserted into the slide rail 3, the mounting block 31 contacts the two limit blocks 4, the mounting block 31 slides towards the middle of the two limit blocks 4, and the rollers 41 rotate with the movement of the mounting block 31 to reduce the friction between the mounting block 31 and the limit blocks 4, in this process, the mounting block 31 is inserted into the slide rail 3 to contact the limit blocks 4, which can limit the insertion of the mounting block 31 into the slide rail 3, improve the convenience of insertion, and further increase the installation speed of the mounting block 31.

[0028] Further, as shown in Figures 1-4As shown, the side wall of the protection plate 22 is fixed with the elastic plate 5; the side wall of the elastic plate 5 is uniformly fixed with a plurality of rubber rods 51; in use, when the protection plate 22 contacts with the ground, the elastic plate 5 will be first impacted, through the impact, the elastic plate 5 will be deformed to make the rubber rod 51 resist against the wall of the protection plate 22, then the elasticity of the two can also exert a certain counterforce to buffer the impact force, in this process, through the elasticity of the elastic plate 5 and the rubber rod 51, the protection plate 22 can further play a buffering role when being impacted, improve the protection of the first screen 1, and further increase the service life of the first screen 1.

[0029] Further, as shown in the drawings, Figures 1-4 As shown, the side wall of the pull plate 18 is fixed with a pair of elastic sheets 6; the elastic sheets 6 are symmetrically arranged on both sides of the pull plate 18 and have the same structure; the side wall of the elastic sheet 6 is fixed with a sponge strip 61; in use, by putting the fingers between the pull plate 18 and the elastic sheet 6, the elastic sheet 6 is pushed open, the elasticity of the elastic sheet 6 will exert a certain counterforce to press the fingers, and at the same time, the sponge strip 61 can be placed between the fingers and the elastic sheet 6, in this process, through the elastic sheet 6, the finger can play a role of preventing the pull plate 18 from being pulled off, and the finger can be fixed on the side wall of the pull plate 18, at the same time, the sponge strip 61 can play a role of preventing the finger from being pressed red when the elastic sheet 6 presses the finger.

[0030] Working principle: in use, by pulling one side second screen 12, using the rotation of rotating shaft 11, in turn to both sides of the second screen 12 pull, make it fold in the first screen 1 side wall, when the two sides of the second screen 12 merge, by holding and pulling the pull plate 18, to drive the plug 17 moves, then turn the baffle 14, make baffle 14 and fixed plate 13 coincide, at this time, using the baffle 14 can be blocked in front of the second screen 12, to the second screen 12, and then release the pull plate 18, using the elasticity of the first spring 16 can be pushed into the plug 17 on the sidewall of the jack 15, to the baffle 14 is fixed, don't let it rotate, can be fixed to the first screen 1 and the second screen 12, when the first screen 1 falls when moving, can make the protective plate 22 first contact with the ground, and cause a certain impact force on the protective plate 22, make the support arm 21 folding and close to each other, at the same time, the second spring 23 is extruded, then use the elasticity of the second spring 23 and the torsional spring in the hinge of support arm 21, can exert a certain counter force on the protective plate 22, so as to buffer the impact force of the first screen 1 falling, in use, by inserting the mounting block 31 into the slide rail 3, at this time, the rubber pad 32 and the slide rail 3 will produce a certain friction force under the contact, fix the mounting block 31, that is, complete the installation of the base 2, in use, when the mounting block 31 is inserted into the slide rail 3, the mounting block 31 can contact the two side limit blocks 4, so that the mounting block 31 slides to the middle of the two side limit blocks 4, and the movement of the mounting block 31 can drive the roller 41 to rotate, so as to reduce the friction between the mounting block 31 and the limit block 4, in use, the protective plate 22 will first impact the elastic plate 5 when contacting the ground, the impact can make the elastic plate 5 deform, so that the rubber rod 51 is in contact with the wall of the protective plate 22, then the elasticity of the two can also exert a certain counter force to buffer the impact force, in use, by putting the fingers between the pull plate 18 and the elastic sheet 6, the elastic sheet 6 is pushed open, the elasticity of the elastic sheet 6 will exert a certain counter force to the finger pressing, and the sponge strip 61 can be placed between the finger and the elastic sheet 6.

[0031] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited to the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A hinge structure for a tri-fold screen comprising a first screen (1); characterized in that: The side wall of the first screen (1) is uniformly fixed with a plurality of rotating shafts (11); the rotating shaft (11) side wall is fixed with a second screen (12); the first screen (1) side wall is fixed with a pair of fixed plates (13); the fixed plate (13) is symmetrically arranged on both sides of the first screen (1) and has the same structure; the fixed plate (13) side wall is rotatably connected with a baffle (14); the baffle (14) side wall is provided with a jack (15); the fixed plate (13) side wall is fixed with a first spring (16); the first spring (16) end is fixed with an insertion block (17); the insertion block (17) side wall is fixed with a pull plate (18); the pull plate (18) penetrates the wall of the fixed plate (13) and is slidably connected therewith.

2. The hinge structure for a tri-fold screen of claim 1, wherein: The side wall of the first screen (1) is provided with a pair of bases (2); the base (2) is symmetrically arranged on both sides of the first screen (1) and has the same structure; the base (2) side wall is symmetrically hinged with a pair of supporting arms (21); the supporting arm (21) side wall is hinged with a protective plate (22); the protective plate (22) and the base (2) are fixed with a second spring (23).

3. The pivot structure for a tri-fold screen according to claim 2, wherein: The side wall of the first screen (1) is fixed with a pair of slide rails (3); the slide rail (3) is symmetrically arranged on both sides of the first screen (1) and has the same structure; the slide rail (3) inner side wall is slidably connected with a mounting block (31); the mounting block (31) side wall is fixed with a rubber pad (32); the mounting block (31) and the base (2) are in fixed connection.

4. The pivot structure for a tri-fold screen according to claim 3, wherein: The slide rail (3) side wall is fixed with a pair of limiting blocks (4); the limiting block (4) is symmetrically arranged on both sides of the slide rail (3) and has the same structure; the limiting block (4) side wall is rotatably connected with a plurality of rollers (41).

5. The pivot structure for a tri-fold screen as claimed in claim 2, wherein: The protective plate (22) side wall is fixed with an elastic plate (5); the elastic plate (5) side wall is uniformly fixed with a plurality of rubber rods (51).

6. The pivot structure for a tri-fold screen according to claim 1, wherein: The pull plate (18) side wall is fixed with a pair of elastic sheets (6); the elastic sheet (6) is symmetrically arranged on both sides of the pull plate (18) and has the same structure; the elastic sheet (6) side wall is fixed with a sponge strip (61).

Images