Touch display screen rotating support device

Abstract

The application discloses a touch display screen rotating supporting device, which comprises a base, a rotating frame and a magnet, a support plate on the rotating frame is provided with a long head, an outer frame is slidably connected in the long head, an input end of the outer frame is arranged in an output direction of a lever, an input end of the lever is hingedly connected in a corresponding hinge joint, the hinge joint is arranged on a limiting rod, the hinge joints on the limiting rod are arranged in a cross shape, a pull plate is hingedly connected on the other side hinge joint, an output end of the pull plate is hingedly connected with a side plate, the side plate is slidably connected in a corresponding side groove of the support plate, when the display screen is installed, the side plate and the outer frame can simultaneously limit the display screen, thereby completing the installation of the display screen, when the display screen is disassembled, a top rod is pressed, the top rod can drive the side plate and the outer frame to reset, the display screen is not blocked, thereby completing the disassembly, and the quick installation and disassembly can be realized through the arrangement, thereby meeting the use requirement.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of display screen supporting devices, in particular to a touch display screen rotating supporting device. BACKGROUND

[0002] The touch screen is also called a touch control screen or a touch control panel, and is an inductive liquid crystal display device capable of receiving input signals of a touch head, etc. When a graphical button on the screen is contacted, a touch feedback system on the screen can drive various connecting devices according to a preprogrammed program, and can replace a mechanical button panel and generate vivid audio and video effects through a liquid crystal display picture.

[0003] The touch screen is usually used in cooperation with a supporting device. When in use, the touch screen is fixed to the end of the supporting device through bolts. The fixing of the touch screen through the bolts can reduce the waste of parts. However, the fixing through the bolts needs to repeatedly screw several bolts to complete the connection, cannot realize the quick disassembly and assembly of the touch display screen, and needs a certain time for disassembly when the display screen needs to be replaced, so the use requirement of the personnel cannot be met. SUMMARY

[0004] One of the purposes of the application is to provide a touch display screen rotating supporting device.

[0005] To achieve the above purposes, the technical scheme adopted by the application is as follows: a touch display screen rotating supporting device, comprising a base, a rotating frame and a magnet, a support plate on the rotating frame is provided with a long head at a long direction position, an outer frame is slidably connected in the long head, an input end of the outer frame is arranged at an output direction of a rocker lever, an input end of the rocker lever is hingedly connected in a corresponding hinge joint, the hinge joint is arranged on a limiting rod, the hinge joints on the limiting rod are arranged in a cross shape, a pull plate is hingedly connected to the other side of the hinge joint, an output end of the pull plate is hingedly connected to a side plate, and the side plate is slidably connected in a corresponding side groove of the support plate.

[0006] Preferably, a top rod is slidably connected to a middle part of the support plate, a top base is arranged on an end head of the top rod at a placing end of the support plate, a hinge joint is connected to an end head of the top rod at a back end of the support plate, a limiting rod is connected to a middle part of the end head of the top rod at the back end of the support plate, and the limiting rod is slidably connected to a rear frame at the back of the support plate.

[0007] Preferably, a pressing plate is arranged on an end head of the limiting rod at one side of the rear frame, small grooves are arranged on side edges of the limiting rod, the small grooves are arranged on both sides of the limiting rod, the small grooves are arranged in a linear shape, a partition plate is arranged between the small grooves, corresponding guide rods are slidably connected to both side end faces of the partition plate, and the guide rods are arranged at corresponding positions.

[0008] Preferably, clamping heads are slidably connected in the small grooves on both sides, the clamping heads are semicircular, corresponding guide rods are connected to the horizontal ends of the clamping heads, and first springs are sleeved on the guide rods between the clamping heads and the partition plate.

[0009] Preferably, side plates are slidably connected in the side grooves on both sides of the support plate, slide rods are arranged on both side plates, the slide rods respectively face the interiors of the corresponding side grooves, the slide rods are slidably connected in the interiors of the corresponding side grooves, and each side plate is provided with a protruding seat, and each protruding seat is hinged to a corresponding pull plate.

[0010] Preferably, the back part of the support plate is provided with a fixing seat, the fixing seat is arranged on the end face of the support plate in the interior of the rear frame, a hinged rod is hinged to each fixing seat, the hinged rods on both sides are the same in structure, the hinged rods on both sides are arranged in a V shape, and one end of each hinged rod is hinged to the hinge joint of a top rod.

[0011] Preferably, the other end of each hinged rod is hinged to a corresponding rear seat, the rear seat is arranged at the tail of an extrusion plate, an inner groove is arranged in the corresponding extension head of the extrusion plate, and the extrusion plate is slidably connected in the interior of the corresponding inner groove.

[0012] Preferably, a sliding seat is arranged on the extrusion plate in the inner groove, a sliding groove is arranged in the corresponding inner groove of the sliding seat, the extrusion plate is slidably connected in the interior of the corresponding sliding groove through the sliding seat, and the output end of the extrusion plate is arranged in a slope shape.

[0013] Preferably, an outer frame is arranged in the output end direction of the extrusion plate, the outer frame is arranged in an L shape, the end of the outer frame connected with the extrusion plate is arranged in a slope shape, and a bottom groove is arranged in the corresponding extension head of the outer frame.

[0014] Preferably, a vertical rod is arranged in the inner groove, an outer frame is slidably connected to the vertical rod, and a second spring is sleeved on the vertical rod between the outer frame and the inner groove.

[0015] Compared with the prior art, the application has the beneficial effects that:

[0016] The support plate can be rotated through the rotating frame, the support plate can be rotated when the touch display screen is placed on the support plate, the middle part of the support plate is provided with a jacking rod, one side end of the jacking rod is located at the back end of the support plate, a hinge joint is welded on the jacking rod end at the back end of the support plate, the hinge joints are arranged in a cross shape, a lifting rod is hinged on the hinge joint corresponding to the length direction of the support plate, one side end of the lifting rod is hinged on the corresponding rear seat, the jacking rod moves towards the back end of the support plate to jack up the lifting rod, the other side end of the lifting rod can drive the rear seat to move to the extended position, the rear seat is connected with a pressing plate, the pressing plate is located in the inner groove of the extended head, the pressing plate can move to the inner part of the inner groove under the driving of the lifting rod, the inner part of the inner groove is provided with a vertical rod, an outer frame is slidably connected on the vertical rod, one side end of the outer frame corresponds to the bottom groove on the extended head, the connection part of the pressing plate and the outer frame is arranged in a slope shape, the pressing plate moves to the position of the outer frame to jack up the outer frame, the outer frame can move into the bottom groove, the outer frame can move out of the bottom groove to the placement end position of the support plate, the outer frame can be located at the both sides of the touch display screen when the touch display screen is placed on the placement end of the support plate, so as to limit the touch display screen, the jacking rod can be jacked up when the display screen is placed on the placement end of the support plate, so as to realize the extension of the outer frame, the jacking rod also pulls the pull plate on both sides when the jacking rod is jacked up, the pull plate can pull the side plates on both sides of the support plate, the side plates can move to the placement end of the support plate, the side plates can limit the two short sides of the display screen, so as to limit the display screen around, so as to realize quick and convenient installation, the display screen will not fall off during quick and convenient installation, the jacking rod is pressed in the opposite direction during disassembly, so as to realize quick and convenient disassembly, so as to meet the use requirement.

[0017] The back end of the support plate is provided with a rear frame, the middle part of the rear frame is slidably connected with a limiting rod, a small groove is formed in the side edge of the limiting rod, a partition plate is installed in the middle part of the small groove, a guide rod is inserted into the partition plate, the guide rod can limit the clamp in the small groove, the clamp can stably slide in the small groove, a first spring is sleeved on the guide rod between the clamp and the partition plate, the first spring can move outward to jack up the clamp, the jacking rod can be jacked up when the touch display screen is placed on the support plate, the jacking rod can drive the limiting rod to move to the outside of the rear frame, the clamps on both sides of the limiting rod can be jacked up, the clamps can move into the small groove, the clamps can move to the back end of the rear frame when the outer frame and the side plate limit the display screen after the display screen is placed on the support plate, the clamps will not be jacked up, the clamps can be jacked up by the first spring again to extend out again, the clamps can be limited, the limiting rod and the jacking rod will not move under the limitation of the clamps, the torsional force of the second torsional spring on the vertical rod is always smaller than the torsional force of the first spring, the jacking rod will not be displaced by the second torsional spring, the limiting rod can be directly pressed by the personnel when disassembly is needed, the clamps can be pushed into the small groove by a large force, so as to complete the disassembly. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 Structure diagram of the present application Figure One .

[0019] Figure 2 Structure diagram of the present application Figure Two .

[0020] Figure 3 Partial sectional view of the present application.

[0021] Figure 4 Connection diagram of the ejector rod in the present application.

[0022] Figure 5 Enlarged diagram of area A in the present application.

[0023] Figure 6 Enlarged diagram of area B in the present application.

[0024] In the figure: 1, base; 2, rotating frame; 3, support plate; 4, extension head; 5, magnet; 6, top base; 7, side groove; 8, bottom groove; 9, rear frame; 10, pressing plate; 11, side plate; 12, convex base; 13, pull plate; 14, limiting rod; 15, first spring; 16, partition plate; 17, small groove; 18, guide rod; 19, clamping head; 20, hinge; 21, ejector rod; 22, rocker; 23, rear base; 24, fixed base; 25, sliding base; 26, sliding groove; 27, extrusion plate; 28, second spring; 29, vertical rod; 30, outer frame; 31, inner groove; 32, sliding rod. DETAILED DESCRIPTION

[0025] Hereinafter, the present application will be further described in conjunction with specific embodiments, and it should be noted that the following described embodiments or technical features can be combined in any manner to form new embodiments without conflict.

[0026] In the description of the present application, it should be noted that for orientation words, such as the terms "center", "transverse", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate the orientation and positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and cannot be understood as limiting the specific protection scope of the present application.

[0027] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application are used to distinguish similar objects, and do not necessarily describe a specific order or sequence.

[0028] One of the preferred embodiments of the present application is as shown in Figures 1 to 6 A touch display screen rotating support device is shown, which comprises a base 1, a rotating frame 2 and a magnet 5. The support plate 3 on the rotating frame 2 is provided with an extension 4 in the longitudinal position. The extension 4 is slidably connected with an outer frame 30. The input end of the outer frame 30 is arranged in the output direction of the rocker 22. The input end of the rocker 22 is hingedly connected in the corresponding hinge 20. The hinge 20 is arranged on the limiting rod 14. The hinges 20 on the limiting rod 14 are arranged in a cross shape. The other side of the hinge 20 is hingedly connected with the pull plate 13. The output end of the pull plate 13 is hingedly connected with the side plate 11. The side plate 11 is slidably connected in the corresponding side groove 7 of the support plate 3. When installing the touch display screen, the display screen needs to be placed between the two extension 4 of the support plate 3. With the placement of the display screen, the top rod 21 in the middle can be jacked. The top rod 21 can move to the back end of the support plate 3. When the top rod 21 moves, the limiting rod 14 can move to the back frame 9 position. The top rod 21 can drive the pull plate 13 and the rocker 22 around to move. The rocker 22 can drive the end of the other end to rotate. The rocker 22 can push the extrusion plate 27 through the back seat 23. The extrusion plate 27 can move into the inner groove 31. At the same time, the extrusion plate 27 can compress the outer frame 30. The outer frame 30 can be extended during the compression process. The outer frame 30 can be located in the longitudinal position of the two sides of the display screen. At the same time, the top rod 21 can pull the pull plate 13 during the movement. When the pull plate 13 is pulled, the side plate 11 can move to the inside of the side groove 7. The side plate 11 can clamp and limit the short direction of the display screen. The display screen can be simultaneously limited by the side plate 11 and the outer frame 30, so as to complete the installation of the display screen. When disassembling, press the top rod 21. The top rod 21 can drive the side plate 11 and the outer frame 30 to reset. The display screen will not be blocked, so as to complete the disassembly. Through the arrangement, quick installation and disassembly can be realized, so as to meet the use requirement.

[0029] The middle part of the support plate 3 is slidingly connected with the top rod 21, the top end of the top rod 21 at the placing end of the support plate 3 is provided with a top base 6, the top end of the top rod 21 at the back end of the support plate 3 is connected with a hinged joint 20, the middle part of the top end of the top rod 21 at the back end of the support plate 3 is connected with a limiting rod 14, the limiting rod 14 is slidingly connected with a rear frame 9 at the back of the support plate 3, the top rod 21 can be conveniently pushed by the top base 6 when the display screen is placed, and the pull plate 13 and the rocker 22 are not limited when being connected through the setting of the hinged joint 20; the end of the limiting rod 14 at one side of the rear frame 9 is provided with a pressing plate 10, a small groove 17 is formed in the side edge of the limiting rod 14, the small grooves 17 are located at both sides of the limiting rod 14, the small grooves 17 are arranged in a linear type, a partition plate 16 is transversely arranged between the small grooves 17, corresponding guide rods 18 are slidingly connected with both side end faces of the partition plate 16, the positions of the two guide rods 18 correspond to each other, the top rod 21 can be limited as a whole through the clamping heads 19 at both sides of the limiting rod 14, the top rod 21 can drive the limiting rod 14 to move when the display screen is placed, the clamping heads 19 can be extended when the limiting rod 14 moves to one side of the rear frame 9, so that the top rod 21 is limited, when disassembling, the limiting rod 14 is pressed, the clamping heads 19 on the limiting rod 14 can be retracted into the small grooves 17 under the action of external force, so that the disassembly is completed; the clamping heads 19 are slidingly connected with the small grooves 17 at both sides, the clamping heads 19 are in a semicircular shape, corresponding guide rods 18 are connected with the horizontal end of the clamping heads 19, the guide rods 18 between the clamping heads 19 and the partition plate 16 are sleeved with first springs 15, the clamping heads 19 can be pushed through the first springs 15, the clamping heads 19 can be pushed by the first springs 15 when the clamping heads 19 are moved without being pushed by the rear frame 9, the clamping heads 19 can return to the original position, and the clamping heads 19 can be extended into the small grooves 17; the side plates 11 are slidingly connected with the side grooves 7 at both sides of the support plate 3, the slide rods 32 are arranged on the side plates 11 at both sides, the slide rods 32 respectively face the inside of the corresponding side grooves 7, the slide rods 32 are slidingly connected with the inside of the corresponding side grooves 7, the convex seats 12 are arranged on the side plates 11 at both sides, each convex seat 12 is hingedly connected with the corresponding pull plate 13, the side plates 11 can be limited through the slide rods 32, the side plates 11 will not change the position when being pulled, so that the side plates 11 can keep stable displacement.

[0030] The back part of the support plate 3 is respectively provided with a fixed seat 24, and the two side fixed seats 24 are respectively located on the end face of the support plate 3 inside the rear frame 9. The two side fixed seats 24 are respectively hinged with a kick lever 22, and the two side kick levers 22 are the same structure and are arranged in a V shape. One side end of the kick lever 22 is hinged with the hinge joint 20 of the top rod 21, and when the one side of the kick lever 22 rotates with the top rod 21, the other side can be driven to rotate, so as to realize linkage through the kick lever 22. The other side end of the kick lever 22 is hinged with the corresponding rear seat 23, and the rear seat 23 is arranged at the tail of the extrusion plate 27. The extrusion plate 27 is provided with an inner groove 31 on the corresponding extension head 4, and the extrusion plate 27 is slidingly connected inside the corresponding inner groove 31. When the kick lever 22 rotates, the rear seat 23 can be pushed, so that the extrusion plate 27 moves into the inner groove 31. When the extrusion plate 27 moves into the inner groove 31, the outer frame 30 can be pushed to extend out of the bottom groove 8. The extrusion plate 27 in the inner groove 31 is provided with a sliding seat 25, and the corresponding inner groove 31 is provided with a sliding groove 26. The extrusion plate 27 is slidingly connected inside the corresponding sliding groove 26 through the sliding seat 25. The output end of the extrusion plate 27 is arranged in a slope shape, and the sliding seat 25 can limit the extrusion plate 27, so that the extrusion plate 27 can move stably. The output end of the extrusion plate 27 is provided with an outer frame 30, which is arranged in an L shape. The end of the outer frame 30 connected with the extrusion plate 27 is arranged in a slope shape. The outer frame 30 is provided with a bottom groove 8 on the corresponding extension head 4, so as to realize the extension of the outer frame 30. The inner groove 31 is provided with a vertical rod 29, and the outer frame 30 is slidingly connected with the vertical rod 29. The vertical rod 29 between the outer frame 30 and the inner groove 31 is sleeved with a second spring 28, so as to realize the reset of the outer frame 30.

[0031] The working principle of the present application is that: by installing the rotating frame 2 on both sides of the support plate 3, the support plate 3 can be rotated through the rotating frame 2, and when the touch display screen is placed on the support plate 3, the rotation can be realized. The middle part of the support plate 3 is provided with a top rod 21, one side end of the top rod 21 is located at the back end of the support plate 3, a hinge joint 20 is welded on the end of the top rod 21 at the back end of the support plate 3, the hinge joints 20 are arranged in a cross shape, and a lever 22 is hinged on the hinge joint 20 corresponding to the length direction of the support plate 3. One side end of the lever 22 is hinged on the corresponding rear seat 23, and when the top rod 21 moves towards the back end of the support plate 3, the lever 22 can be pushed, and the other side end of the lever 22 can drive the rear seat 23 to move to the position of the extension head 4. The rear seat 23 is connected with a pressing plate 27, the pressing plate 27 is located in the inner groove 31 of the extension head 4, and the pressing plate 27 can move into the inner groove 31 under the drive of the lever 22. The inner groove 31 is provided with a vertical rod 29, the outer frame 30 is slidably connected on the vertical rod 29, one side end of the outer frame 30 corresponds to the bottom groove 8 on the extension head 4, and the connection between the pressing plate 27 and the outer frame 30 is arranged in a slope shape. When the pressing plate 27 moves to the position of the outer frame 30, the outer frame 30 can be pushed, and the outer frame 30 can move into the bottom groove 8. When the outer frame 30 is located at the placing end of the support plate 3, the outer frame 30 can be located at the length direction position on both sides of the touch display screen, so as to limit the touch display screen. When the display screen is placed at the placing end of the support plate 3, the top rod 21 can be pushed, so as to realize the extension of the outer frame 30. When the top rod 21 is pushed, the top rod 21 also pulls the pull plate 13 on both sides, the pull plate 13 pulls the side plate 11 on both sides of the support plate 3, the side plate 11 moves to the placing end of the support plate 3, and the side plate 11 limits the two short sides of the display screen, so as to limit the display screen around, so as to realize quick and convenient installation. The display screen will not fall off during quick and convenient installation. When disassembling, the top rod 21 is pushed in the opposite direction, so as to realize quick and convenient disassembly, so as to meet the use requirement.By installing the rear frame 9 at the back end of the support plate 3, the middle part of the rear frame 9 is slidingly connected with the limiting rod 14, a small groove 17 is formed on the side edge of the limiting rod 14, the middle part of the small groove 17 is installed with the partition plate 16, the guide rod 18 can be inserted into the partition plate 16, the guide rod 18 can limit the clamp 19 in the small groove 17, the clamp 19 can stably slide in the small groove 17, the first spring 15 is sleeved on the guide rod 18 between the clamp 19 and the partition plate 16, the first spring 15 can move the clamp 19 outward, the supporting plate 3 is placed with the touch display screen, the top rod 21 can be pushed, the top rod 21 can drive the limiting rod 14 to move outward of the rear frame 9, the clamps 19 on both sides of the limiting rod 14 can be pushed, the clamps 19 can move into the small groove 17, when the support plate 3 completes the placement of the display screen, the clamps 19 can be moved to the back end of the rear frame 9 when the outer frame 30 and the side plate 11 limit the display screen, the clamps 19 will not be pushed, the clamps 19 can be pushed out again by the first spring 15, the clamps 19 can be limited, the limiting rod 14 and the top rod 21 will not be moved under the limitation of the clamps 19, the torsional force of the second torsional spring on the vertical rod 29 is always smaller than the torsional force of the first spring 15, the top rod 21 will not be displaced by the second torsional spring, when disassembling, the staff can directly push the limiting rod 14, the clamps 19 can be pushed into the small groove 17 by a larger pushing force, so as to complete the disassembly.

[0032] The above describes the basic principles, main features and advantages of the present application. Those skilled in the art should understand that the present application is not limited to the above embodiments, and the above embodiments and descriptions in the specification are only 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. The scope of protection claimed by the present application is defined by the appended claims and their equivalents.

Claims

1. A touch display screen rotating support device comprising a base (1), a rotating frame (2) and a magnet (5), characterized in that, The support plate (3) on the rotating frame (2) is provided with an extension head (4) in the longitudinal position, the extension head (4) is slidably connected with an outer frame (30), the input end of the outer frame (30) is arranged in the output direction of a lever (22), the input end of the lever (22) is hingedly connected in a corresponding hinge joint (20), the hinge joint (20) is arranged on a limiting rod (14), the hinge joints (20) on the limiting rod (14) are arranged in a cross shape, the other side of the hinge joint (20) is hingedly connected with a pull plate (13), the output end of the pull plate (13) is hingedly connected with a side plate (11), the side plate (11) is slidably connected in a corresponding side slot (7) of the support plate (3); the middle part of the support plate (3) is slidably connected with a top rod (21), the end of the top rod (21) at the placement end of the support plate (3) is provided with a top seat (6), the end of the top rod (21) at the back end of the support plate (3) is connected with the hinge joint (20), the middle part of the end of the top rod (21) at the back end of the support plate (3) is connected with the limiting rod (14), the limiting rod (14) is slidably connected on the back frame (9) at the back of the support plate (3); the side slots (7) on both sides of the support plate (3) are slidably connected with the side plates (11), the slide rods (32) are arranged on both sides of the side plates (11), the slide rods (32) are respectively towards the inside of the corresponding side slots (7), the slide rods (32) are respectively slidably connected in the inside of the corresponding side slots (7), the convex seats (12) are arranged on both sides of the side plates (11), each convex seat (12) is hingedly connected with a corresponding pull plate (13); the back of the support plate (3) is respectively provided with a fixed seat (24), the fixed seats (24) on both sides are respectively arranged on the end face of the support plate (3) in the inside of the back frame (9), the hinge joints (20) are hingedly connected with the levers (22) on the fixed seats (24) on both sides, the levers (22) on both sides are the same in structure, the levers (22) on both sides are arranged in a V shape, one side end of the lever (22) is hingedly connected with the hinge joint (20) of the top rod (21); the other side end of the lever (22) is hingedly connected with a corresponding back seat (23), the back seat (23) is arranged at the tail of an extrusion plate (27), the inner slot (31) is arranged on the extension head (4) corresponding to the extrusion plate (27), the extrusion plate (27) is slidably connected in the inside of the inner slot (31) corresponding to the extrusion plate (27); the slide seat (25) is arranged on the extrusion plate (27) in the inner slot (31), the slide groove (26) is arranged in the inner slot (31) corresponding to the slide seat (25), the extrusion plate (27) is slidably connected in the inside of the slide groove (26) through the slide seat (25), the output end of the extrusion plate (27) is arranged in a slope shape; the outer frame (30) is arranged in the output end direction of the extrusion plate (27), the outer frame (30) is arranged in an L shape, the end of the outer frame (30) connected with the extrusion plate (27) is arranged in a slope shape, the bottom slot (8) is arranged on the extension head (4) corresponding to the outer frame (30).The inner groove (31) is provided with a vertical rod (29), the outer frame (30) is slidably connected to the vertical rod (29), and the second spring (28) is sleeved on the vertical rod (29) between the outer frame (30) and the inner groove (31).

2. The rotating support device for a touch display screen of claim 1, wherein: The end of the limiting rod (14) on one side of the rear frame (9) is provided with a pressing plate (10), a small groove (17) is formed on the side edge of the limiting rod (14), the small grooves (17) are located on both sides of the limiting rod (14), the small grooves (17) are arranged in a linear type, a partition plate (16) is horizontally arranged between the small grooves (17), the both side end faces of the partition plate (16) are slidably connected with corresponding guide rods (18), and the positions of the guide rods (18) on both sides correspond.

3. The rotating support device for a touch display screen of claim 2, wherein: A clamping head (19) is slidably connected in the small groove (17) on both sides, the clamping head (19) is in a semicircular shape, the horizontal end of the clamping head (19) is connected with a corresponding guide rod (18), and the guide rod (18) between the clamping head (19) and the partition plate (16) is sleeved with a first spring (15).

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