Arc-shaped telescopic opening and closing slide rail screen device capable of automatically adjusting spacing

Abstract

The utility model relates to the technical field of sliding rail screens, and discloses an arc-shaped telescopic opening and closing sliding rail screen device capable of automatically adjusting the distance, which comprises an arc-shaped bracket, a supporting plate, a first movable plate, a second movable plate, a screen, a first driving piece and a second driving piece. In the using process, the first driving piece is controlled to work, under the supporting effect of the multiple supporting plates, the first movable plates on the two sides can move in the length direction of the arc-shaped support, and finally the screens on the two sides are driven to move in the length direction of the arc-shaped support. The second driving pieces on the two sides are controlled to work, the second movable plates on the two sides can move in the width direction of the arc-shaped support, and finally the screens on the two sides are driven to move in the width direction of the arc-shaped support. The screens on the two sides can be driven to move in the length or width direction of the arc-shaped support through cooperative work of the first driving piece and the second driving pieces on the two sides, so that the screens on the two sides are unfolded or spliced, and the display effect is improved.

Description

Technical Field

[0001] The present application relates to the technical field of slide rail screens, and in particular to an arc-shaped telescopic opening and closing slide rail screen device with automatically adjusted spacing. Background Art

[0002] The related technology (publication number: CN220397134U) discloses a slide rail screen track device, including a device base plate, a cross frame, a connecting column, a positioning mounting hole, a fixed platform, a sliding groove, a rear top plate, a spring ring, a connecting plate, a pulley, grease, a fixed groove and a sound-absorbing cotton.

[0003] In the process of implementing the above embodiments, it is found that there are at least the following problems in the related art:

[0004] The slide rail screen track device uses the elasticity of the spring coil to install the screen on the fixed platform. The pulley slides in the sliding groove to realize the movement of the screen, so as to facilitate the display of content. However, after the screen is installed on the fixed platform, it can only move along the length direction of the sliding groove. Therefore, the display method is relatively single and the display effect is limited.

[0005] It should be noted that the information disclosed in the above background technology section is only used to enhance the understanding of the background of the present application, and therefore may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0006] In order to provide a basic understanding of some aspects of the disclosed embodiments, a brief summary is given below. The summary is not an extensive review, nor is it intended to identify key / critical components or delineate the scope of protection of these embodiments, but rather serves as a prelude to the detailed description that follows.

[0007] The disclosed embodiment provides an arc-shaped telescopic opening and closing slide rail screen device with automatically adjusted spacing to improve the display effect.

[0008] In some embodiments, the arc-shaped telescopic opening and closing sliding rail screen device with automatically adjusted spacing includes: an arc-shaped bracket; a support plate, which is slidably installed on the arc-shaped bracket along the length direction of the arc-shaped bracket and is evenly distributed; a first movable plate, connected to multiple support plates, and located on both sides of the arc-shaped bracket along the length direction of the arc-shaped bracket; a second movable plate, which is slidably installed on the first movable plates on both sides along the width direction of the arc-shaped bracket; a screen, which is respectively installed on the second movable plates on both sides; a first driving member, which is installed between the arc-shaped bracket and the first movable plates on both sides, and is configured to drive the first movable plates on both sides to move respectively along the length direction of the arc-shaped bracket; a second driving member, which is respectively installed between the first movable plates on both sides and the second movable plates on both sides, and is configured to drive the second movable plates on both sides to move respectively along the width direction of the arc-shaped bracket; wherein, under the drive of the first driving member and the second driving members on both sides, the screens on both sides are unfolded or spliced.

[0009] Optionally, the first driving member includes: a first support, respectively installed on the first movable plates on both sides; a first motor, respectively installed on the first supports on both sides; a first gear, respectively installed on the rotating ends of the first motors on both sides; a first toothed belt, meshing with the first gears on both sides; wherein, the first toothed belt is distributed along the length direction of the arc-shaped bracket, and the two ends of the first toothed belt are respectively installed on the two ends of the arc-shaped bracket.

[0010] Optionally, the first driving member also includes: pulleys, which are rotatably mounted on the first supports on both sides and are respectively located on both sides of each first gear, and each of the pulleys is against the first toothed belt; wherein each of the first gears and the adjacent pulleys on both sides are distributed in a triangular shape.

[0011] Optionally, the second driving member on each side includes: a second support, respectively installed at the four corners of the first movable plate; a second gear, respectively rotatably installed on the second support at two adjacent corners; a third gear, respectively rotatably installed on the second support at the remaining two corners; a second toothed belt, respectively installed between the second gears at the two corners and the third gears at the two corners, and both are connected to the second movable plate, and the two second toothed belts are distributed along the width direction of the arc-shaped bracket; wherein the two second toothed belts can be controlled to rotate to drive the second movable plate to move.

[0012] Optionally, the second driving member on each side also includes: a rotating shaft, one end of which is connected to one of the second gears at two angles, and the other end of which is connected to one of the third gears at two angles; wherein the rotating shaft can be controlled to rotate so that the two second toothed belts rotate synchronously.

[0013] Optionally, the second driving member on each side also includes: a second motor installed on the first movable plate; a fourth gear installed on the rotating end of the second motor; a fifth gear installed on the rotating shaft; a third toothed belt installed between the fourth gear and the fifth gear; wherein the first movable plate includes a through hole, and the third toothed belt passes through the through hole.

[0014] Optionally, it further includes: support rods respectively installed between the screens on both sides and the second movable panels on both sides.

[0015] Optionally, it also includes: a slide rail, which is installed on the arc-shaped bracket along the length direction of the arc-shaped bracket; and a pulley, which is respectively installed on each of the support plates and is against the slide rail.

[0016] Optionally, it further includes: guide rails, which are respectively installed on the first movable plates on both sides along the width direction of the arc-shaped bracket; sliders, which can be installed on the guide rails on both sides and are respectively connected to the second movable plates on both sides.

[0017] The embodiment of the present disclosure provides an arc-shaped telescopic opening and closing slide rail screen device with automatically adjusted spacing, which can achieve the following technical effects:

[0018] The embodiment of the present disclosure provides an arc-shaped telescopic opening and closing sliding rail screen device with automatic spacing adjustment, comprising an arc-shaped bracket, a support plate, a first movable plate, a second movable plate, a screen, a first driving member and a second driving member. The arc-shaped bracket is used to support the entire device. The support plates are slidably mounted on the arc-shaped bracket along the length direction of the arc-shaped bracket and are evenly distributed, and multiple support plates can move along the length direction of the arc-shaped bracket. The first movable plate is connected to multiple support plates and is located on both sides of the arc-shaped bracket along the length direction of the arc-shaped bracket. Under the support of multiple support plates, the first movable plates on both sides can move along the length direction of the arc-shaped bracket. The second movable plate is slidably mounted on the first movable plates on both sides along the width direction of the arc-shaped bracket, and can slide along the width direction of the arc-shaped bracket relative to the first movable plates on both sides. The screen is respectively mounted on the second movable plates on both sides for displaying the playback content. The first driving member is mounted between the arc-shaped bracket and the first movable plates on both sides for providing a driving force to drive the first movable plates on both sides to move along the length direction of the arc-shaped bracket. The second driving members are respectively installed between the first movable plates on both sides and the second movable plates on both sides, and are respectively used to provide driving force to drive the second movable plates on both sides to move along the width direction of the arc-shaped bracket.

[0019] The embodiment of the present disclosure provides an arc-shaped telescopic opening and closing sliding rail screen device with automatically adjusted spacing. By controlling the operation of the first driving member, the first movable plates on both sides can move along the length direction of the arc bracket under the support of multiple support plates, and finally drive the screens on both sides to move along the length direction of the arc bracket. By controlling the operation of the second driving members on both sides, the second movable plates on both sides can move along the width direction of the arc bracket, and finally drive the screens on both sides to move along the width direction of the arc bracket. Through the cooperation of the first driving member and the second driving members on both sides, the screens on both sides can be driven to move along the length or width direction of the arc bracket, so that the screens on both sides can be unfolded or spliced, thereby improving the display effect.

[0020] The above general description and the following description are exemplary and explanatory only and are not intended to limit the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] One or more embodiments are exemplarily described by corresponding drawings, which do not limit the embodiments. Elements with the same reference numerals in the drawings are shown as similar elements, and the drawings do not constitute a scale limitation, and wherein:

[0022] Figure 1 It is a schematic diagram of the main structure of an arc-shaped telescopic opening and closing sliding rail screen device with automatically adjusted spacing provided by an embodiment of the present disclosure;

[0023] Figure 2 yes Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0024] Figure 3 yes Figure 1 A schematic diagram of the enlarged structure at B in the middle;

[0025] Figure 4 It is a schematic diagram of a top view of the structure of an arc-shaped telescopic opening and closing sliding rail screen device with automatically adjusted spacing provided by an embodiment of the present disclosure;

[0026] Figure 5 yes Figure 4 Schematic diagram of the enlarged structure at C in the middle;

[0027] Figure 6 It is a schematic diagram of the three-dimensional structure of an arc-shaped telescopic opening and closing sliding rail screen device with automatically adjusted spacing provided by an embodiment of the present disclosure;

[0028] Figure 7 yes Figure 6 Schematic diagram of the enlarged structure at D in the middle;

[0029] Figure 8 It is another three-dimensional structural schematic diagram of an arc-shaped telescopic opening and closing sliding rail screen device with automatically adjusted spacing provided by an embodiment of the present disclosure;

[0030] Fig. 9 yes Figure 8 Schematic diagram of the enlarged structure at E in the middle.

[0031] Reference numerals:

[0032] 1: arc bracket; 2: support plate; 3: first movable plate; 4: second movable plate; 5: screen; 6: first support; 7: first motor; 8: first gear; 9: pulley; 10: second support; 11: second gear; 12: third gear; 13: rotating shaft; 14: second motor; 15: fourth gear; 16: fifth gear; 17: support rod; 18: slide rail; 19: pulley; 20: guide rail; 21: slider. DETAILED DESCRIPTION

[0033] In order to be able to understand the features and technical contents of the embodiments of the present disclosure in more detail, the implementation of the embodiments of the present disclosure is described in detail below in conjunction with the accompanying drawings. The attached drawings are for reference only and are not used to limit the embodiments of the present disclosure. In the following technical description, for the convenience of explanation, a full understanding of the disclosed embodiments is provided through multiple details. However, one or more embodiments can still be implemented without these details. In other cases, to simplify the drawings, well-known structures and devices can be simplified for display.

[0034] The terms "first", "second", etc. in the specification and claims of the embodiments of the present disclosure and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the terms used in this way can be interchanged where appropriate, so that the embodiments of the embodiments of the present disclosure described herein. In addition, the terms "including" and "having" and any variations thereof are intended to cover non-exclusive inclusions.

[0035] In the embodiments of the present disclosure, the terms "upper", "lower", "inside", "middle", "outside", "front", "back" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. These terms are mainly intended to better describe the embodiments of the present disclosure and their embodiments, and are not intended to limit the indicated devices, elements or components to have a specific direction, or to be constructed and operated in a specific direction. Moreover, in addition to being used to indicate directions or positional relationships, some of the above terms may also be used to indicate other meanings. For example, the term "upper" may also be used to indicate a certain dependency or connection relationship in certain circumstances. For those of ordinary skill in the art, the specific meanings of these terms in the embodiments of the present disclosure can be understood according to specific circumstances.

[0036] In addition, the terms "disposed", "connected", and "fixed" should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present disclosure can be understood according to specific circumstances.

[0037] Unless otherwise stated, the term "plurality" means two or more.

[0038] In the embodiment of the present disclosure, the character " / " indicates that the preceding and following objects are in an "or" relationship. For example, A / B indicates: A or B.

[0039] The term "and / or" is a description of the association relationship between objects, indicating that three relationships can exist. For example, A and / or B means: A or B, or, A and B.

[0040] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.

[0041] Combination Figures 1 to 9 As shown, the embodiment of the present disclosure provides an arc-shaped telescopic opening and closing slide rail 18 screen device with automatically adjusted spacing, including an arc-shaped bracket 1, a support plate 2, a first movable plate 3, a second movable plate 4, a screen 5, a first driving member and a second driving member. The arc-shaped bracket 1 is used to support the entire device. The support plate 2 is slidably installed on the arc-shaped bracket 1 along the length direction of the arc-shaped bracket 1, and is evenly distributed, and multiple support plates 2 can move along the length direction of the arc-shaped bracket 1. The first movable plate 3 is connected to multiple support plates 2, and is located on both sides of the arc-shaped bracket 1 along the length direction of the arc-shaped bracket 1. Under the support of multiple support plates 2, the first movable plates 3 on both sides can move along the length direction of the arc-shaped bracket 1. The second movable plate 4 is slidably installed on the first movable plates 3 on both sides along the width direction of the arc-shaped bracket 1, and can slide along the width direction of the arc-shaped bracket 1 relative to the first movable plates 3 on both sides. The screen 5 is respectively installed on the second movable plates 4 on both sides for displaying the playback content. The first driving member is installed between the arc bracket 1 and the first movable plates 3 on both sides, and is used to provide driving force to drive the first movable plates 3 on both sides to move along the length direction of the arc bracket 1. The second driving members are installed between the first movable plates 3 on both sides and the second movable plates 4 on both sides, and are used to provide driving force to drive the second movable plates 4 on both sides to move along the width direction of the arc bracket 1. Wherein, under the driving of the first driving member and the second driving members on both sides.

[0042] The embodiment of the present disclosure provides an arc-shaped telescopic opening and closing slide rail 18 screen device with automatically adjusted spacing. By controlling the first driving member to work, under the support of multiple support plates 2, the first movable plates 3 on both sides can move along the length direction of the arc bracket 1 respectively, and finally drive the screens 5 on both sides to move along the length direction of the arc bracket 1 respectively. By controlling the second driving members on both sides to work respectively, the second movable plates 4 on both sides can move along the width direction of the arc bracket 1 respectively, and finally drive the screens 5 on both sides to move along the width direction of the arc bracket 1 respectively. Through the cooperation of the first driving member and the second driving members on both sides, the screens 5 on both sides can be driven to move along the length or width direction of the arc bracket 1 respectively, so that the screens 5 on both sides can be unfolded or spliced, thereby improving the display effect.

[0043] Optionally, combined Figures 6 to 9 As shown, the first driving member includes a first support 6, a first motor 7, a first gear 8 and a first toothed belt. The first support 6 is respectively mounted on the first movable plates 3 on both sides, and is respectively used to support and install the first motor 7. The first motor 7 is respectively mounted on the first supports 6 on both sides, and is used to provide driving force. The first gear 8 is respectively mounted on the rotating ends of the first motors 7 on both sides, and is respectively driven by the first motors 7 on both sides to perform rotational motion. The first toothed belt is meshed with the first gears 8 on both sides to transmit driving force. Among them, the first toothed belt is distributed along the length direction of the arc bracket 1, and the two ends of the first toothed belt are respectively mounted on the two ends of the arc bracket 1, and work with the first gears 8 on both sides to convert the rotational motion into linear motion.

[0044] In the disclosed embodiment, by controlling the first motor 7 on either side to work, the first gear 8 on the same side can be driven to rotate. Through meshing with the teeth of the first toothed belt, the first support 6 on the same side can drive the first movable plate 3 on the same side to move along the length direction of the arc bracket 1. By controlling the first motors 7 on both sides to work, the first movable plates 3 on both sides can be moved along the length direction of the arc bracket 1, and finally the positions of the screens 5 on both sides can be adjusted respectively along the length direction of the arc bracket 1.

[0045] Optionally, combined Figures 6 to 9 As shown, the first driving member also includes a pulley 9. The pulleys 9 are rotatably mounted on the first supports 6 on both sides, and are respectively located on both sides of each first gear 8. The pulleys 9 on both sides of each first gear 8 can rotate relative to the first supports 6 on both sides. Each pulley 9 is against the first toothed belt, and is used to adjust the wrap angle between the first toothed belt and each first gear 8. Each first gear 8 and the adjacent pulleys 9 on both sides are distributed in a triangular shape, so that each first gear 8 forms a sufficient wrap angle with the first toothed belt.

[0046] In the disclosed embodiment, through the design of the pulley 9, each first gear 8 can form a sufficient wrap angle with the first toothed belt, thereby ensuring the contact area between each first gear 8 and the first toothed belt, thereby improving the meshing effect and ultimately ensuring the transmission effect.

[0047] Optionally, combined Figures 1 to 5 As shown, the second driving member on each side includes a second support 10, a second gear 11, a third gear 12 and a second toothed belt. The second support 10 is respectively installed at the four corners of the first movable plate 3, and the second support 10 at the four corners is used to support and install the rotatable second gear 11 and the third gear 12. The second gear 11 is rotatably installed on the second supports 10 at two adjacent corners, and can rotate relative to the second supports 10 at two adjacent corners. The third gear 12 is rotatably installed on the second supports 10 at the remaining two corners, and can rotate relative to the second supports 10 at the remaining two corners. The second toothed belt is installed between the second gears 11 at two corners and the third gears 12 at two corners, and both are connected to the second movable plate 4, and are used to transmit driving force. The two second toothed belts are distributed along the width direction of the arc bracket 1, so as to be able to drive the second movable plate 4 to move along the width direction of the arc bracket 1. Among them, the two second toothed belts can be controlled to rotate to drive the second movable plate 4 to move.

[0048] In the disclosed embodiment, under the driving force of external force and the support of the second gears 11 at two corners and the third gears 12 at two corners, the second toothed belts on both sides can rotate synchronously, thereby driving the second movable plate 4 to move along the width direction of the arc-shaped bracket 1, and finally realizing the function of moving the screen 5 on each side along the width direction of the arc-shaped bracket 1.

[0049] Optionally, combined Figures 1 to 5 As shown, each second driving member further includes a rotating shaft 13. One end of the rotating shaft 13 is connected to one of the two-angle second gears 11, and the other end of the rotating shaft 13 is connected to one of the two-angle third gears 12, so as to make the two-angle second gears 11 and the two-angle third gears 12 rotate synchronously. The rotating shaft 13 can be controlled to rotate so that the two second toothed belts rotate synchronously.

[0050] In the disclosed embodiment, driven by external force, the rotating shaft 13 can rotate, thereby driving the second gear 11 and the third gear 12 connected to it to rotate. Under the support of the second gear 11 and the third gear 12, the second toothed belts on both sides can rotate synchronously, and finally realize the function of each side screen 5 moving along the width direction of the arc bracket 1.

[0051] Optionally, combined Figures 1 to 9As shown, the second driving member on each side also includes a second motor 14, a fourth gear 15, a fifth gear 16 and a third toothed belt. The second motor 14 is mounted on the first movable plate 3 to provide driving force. The fourth gear 15 is mounted on the rotating end of the second motor 14 and performs rotational motion under the drive of the second motor 14. The fifth gear 16 is mounted on the rotating shaft 13 to drive the rotating shaft 13 to perform rotational motion. The third toothed belt is installed between the fourth gear 15 and the fifth gear 16 to transmit driving force. Among them, the first movable plate 3 includes a through hole, and the third toothed belt passes through the through hole.

[0052] In the disclosed embodiment, the second motor 14 is controlled to work, so as to drive the fifth gear 16 to rotate. The third toothed belt can drive the fourth gear 15 to rotate. The rotating shaft 13 is then driven to rotate, and finally the screen 5 on each side is moved along the width direction of the arc bracket 1. In addition, the design of the third toothed belt passing through the through hole of the first movable plate 3 can improve the compactness of the various components of the device.

[0053] Optionally, combined Figure 1 , Figure 2 , Figure 3 , Figure 6 , Figure 8 and Fig. 9 As shown, it also includes a support rod 17. The support rod 17 is installed between the screens 5 on both sides and the second movable panels 4 on both sides respectively.

[0054] In the disclosed embodiment, it also includes support rods 17 respectively installed between the two side screens 5 and the two side second movable panels 4. The two side support rods 17 are respectively used to adjust the position between the screen 5 and the second movable panel 4 on the same side, so that the relevant parts of the device can be installed on the two side second movable panels 4.

[0055] Optionally, combined Figure 1 , Figure 2 , Figure 3 , Figure 6 , Figure 7 , Figure 8 and Fig. 9 As shown, it also includes a slide rail 18 and a pulley 19. The slide rail 18 is installed on the arc-shaped bracket 1 along the length direction of the arc-shaped bracket 1. The pulley 19 is installed on each support plate 2 respectively, and both of them are against the slide rail 18.

[0056] In the embodiment disclosed in the present invention, a slide rail 18 and a pulley 19 are also included for guiding and supporting. During use, under the guiding and supporting action of the pulley 19 and the slide rail 18, each support plate 2 slides along the length direction of the arc-shaped bracket 1, thereby allowing the first movable plates 3 on both sides to slide along the length direction of the arc-shaped bracket 1 respectively.

[0057] Optionally, combined Figures 1 to 5As shown, it also includes a guide rail 20 and a slider 21. The guide rail 20 is installed on the first movable plates 3 on both sides along the width direction of the arc-shaped bracket 1. The slider 21 can be installed on the guide rails 20 on both sides, and is connected to the second movable plates 4 on both sides.

[0058] In the embodiment of the present disclosure, a guide rail 20 and a slider 21 are also included for guiding and supporting. During use, under the guiding and supporting action of the guide rail 20 and the slider 21, the second movable plates 4 on both sides can slide relative to the first movable plates 3 on both sides along the width direction of the arc-shaped bracket 1.

[0059] The above description and the accompanying drawings sufficiently illustrate the embodiments of the present disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The embodiments represent only possible variations. Unless explicitly required, individual components and functions are optional, and the order of operations may vary. Portions and features of some embodiments may be included in or replace portions and features of other embodiments. The embodiments of the present disclosure are not limited to the structures described above and shown in the accompanying drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. An arc-shaped telescopic opening and closing slide rail screen device with automatically adjusted spacing, characterized in that: include: Arc bracket; Support plates are slidably mounted on the arc-shaped bracket along the length direction of the arc-shaped bracket and are evenly distributed; A first movable plate, connected to the plurality of support plates, and located on both sides of the arc-shaped bracket along the length direction of the arc-shaped bracket; A second movable plate is slidably mounted on the first movable plates on both sides along the width direction of the arc-shaped bracket; Screens are respectively mounted on the second movable panels on both sides; A first driving member is installed between the arc-shaped bracket and the first movable plates on both sides, and is configured to drive the first movable plates on both sides to move along the length direction of the arc-shaped bracket respectively; A second driving member is installed between the first movable plates on both sides and the second movable plates on both sides, and is configured to drive the second movable plates on both sides to move along the width direction of the arc-shaped bracket respectively; Wherein, driven by the first driving member and the second driving members on both sides, the screens on both sides are unfolded or spliced.

2. The arc-shaped telescopic opening and closing slide rail screen device with automatically adjusted spacing according to claim 1, characterized in that: The first driving member comprises: First supports, respectively mounted on the first movable plates on both sides; A first motor is mounted on the first supports on both sides respectively; A first gear is mounted on the rotating ends of the first motors on both sides respectively; A first toothed belt meshing with the first gears on both sides; Wherein, the first toothed belt is distributed along the length direction of the arc-shaped bracket, and two ends of the first toothed belt are respectively installed on two ends of the arc-shaped bracket.

3. The arc-shaped telescopic opening and closing slide rail screen device with automatically adjusted spacing according to claim 2, characterized in that: The first driving member further comprises: Pulleys are rotatably mounted on the first supports at both sides and are located at both sides of each of the first gears, and each of the pulleys abuts against the first toothed belt; Wherein, each of the first gears and the pulleys on two adjacent sides are distributed in a triangle.

4. The arc-shaped telescopic opening and closing slide rail screen device with automatically adjusted spacing according to claim 3 is characterized in that: The second driving member on each side comprises: Second supports are respectively installed at four corners of the first movable plate; A second gear is rotatably mounted on the second supports at two adjacent corners; A third gear is rotatably mounted on the second supports at the other two corners; A second toothed belt, respectively installed between the second gears at two corners and the third gears at two corners, and both connected to the second movable plate, and the two second toothed belts are distributed along the width direction of the arc-shaped bracket; The two second toothed belts can rotate in a controlled manner to drive the second movable plate to move.

5. The arc-shaped telescopic opening and closing slide rail screen device with automatically adjusted spacing according to claim 4, characterized in that: The second driving member on each side further comprises: A rotating shaft, one end of which is connected to one of the second gears at two corners, and the other end of which is connected to one of the third gears at two corners; The rotating shaft can be controlled to rotate so that the two second toothed belts rotate synchronously.

6. The arc-shaped telescopic opening and closing slide rail screen device with automatically adjusted spacing according to claim 5, characterized in that: The second driving member on each side further comprises: a second motor, mounted on the first movable plate; a fourth gear mounted on the rotating end of the second motor; a fifth gear, mounted on the rotating shaft; a third toothed belt, installed between the fourth gear and the fifth gear; Wherein, the first movable plate comprises a through hole, and the third toothed belt passes through the through hole.

7. An arc-shaped telescopic opening and closing slide rail screen device with automatically adjusted spacing according to any one of claims 1 to 6, characterized in that: Also includes: The support rods are respectively installed between the screens on both sides and the second movable plates on both sides.

8. An arc-shaped telescopic opening and closing slide rail screen device with automatically adjusted spacing according to any one of claims 1 to 6, characterized in that: Also includes: A slide rail is installed on the arc-shaped bracket along the length direction of the arc-shaped bracket; The pulleys are respectively installed on each of the support plates and are against the slide rails.

9. An arc-shaped telescopic opening and closing slide rail screen device with automatically adjusted spacing according to any one of claims 1 to 6, characterized in that: Also includes: Guide rails, along the width direction of the arc-shaped bracket, respectively installed on the first movable plates on both sides; The sliding blocks can be respectively installed on the guide rails at both sides and are respectively connected with the second movable plates at both sides.

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