Display screen multi-angle free rotating and folding supporting device

Abstract

The utility model relates to the technical field of display screen supporting, and discloses a display screen multi-angle free rotating and folding supporting device which comprises a working table, a displayer is arranged on the inner side of the working table, a rotating base plate is fixedly connected to the bottom of the working table, and a supporting column is rotationally connected to the bottom end of the rotating base plate. A bottom plate is fixedly connected to the bottom end of the supporting column, an inner bin is formed in the right end of the rear side in the workbench, a guide rod is rotationally connected to the interior of the inner bin, the left end of the guide rod penetrates through the workbench, and a ratchet wheel is fixedly connected to the right side of the outer wall of the guide rod. According to the utility model, when the left-right angle of the workbench needs to be adjusted and the folded display needs to be supported, the left-right angle of the workbench can be adjusted by rotating the chassis, the pull rod is loosened, and after the pressure of the spring is released, the pawl is clamped into the ratchet wheel again to play a role in fixing the angle of the display, so that the device cannot be loosened; the reliability of the device is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to display screen support technical field especially relates to display screen multi-angle free rotation and folding support device. BACKGROUND

[0002] Display screen is a kind of device that presents image, text and video information visualized by electronic signal, is widely used in television, computer and advertising billboard field, and its core principle is to utilize specific material or technology to convert electric signal into optical signal, realizes the visual communication of information.

[0003] In modern society, the application rate of display screen is highly popular, and the use of display screen is indispensable in usual work or daily life, but display screen is usually fixed on the table top, cannot satisfy multi-angle adjustment, when staff uses display screen for a long time, will easily lead to cervical spondylosis and eyesight fatigue problem, cannot adjust comfortable viewing posture, increases health risk, thus needs display screen multi-angle free rotation and folding support device.

[0004] The display screen multi-angle free rotation and folding support device on the market generally consists of base, mounting plate and folding connecting rod, provides stable support through base, mounting plate bears display screen main body, folding connecting rod realizes the rotation and folding storage of angle, but as display screen is suspended by folding connecting rod support, will cause screen to sag or shake due to uneven support force, to solve the above problem, usually increase damper to increase friction to make connecting rod mechanism fixed, but damper will loosen after long-term use, cannot guarantee the reliability of the device, cannot satisfy the demand of user. Utility model content

[0005] In order to make up for the above insufficient, the utility model provides display screen multi-angle free rotation and folding support device, aims at improving the problem that display screen support device loosens in prior art.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: display screen multi-angle free rotation and folding support device, including workbench, the inside of workbench is provided with display, the bottom of workbench is fixedly connected with rotary base plate, the bottom of rotary base plate is rotatably connected with support column, the bottom of support column is fixedly connected with bottom plate, the inside rear right -hand member of workbench is provided with the inner storehouse, the inside rotatable connection of inner storehouse has the guide rod, the left end of guide rod penetrates workbench, the outer wall right side of guide rod is fixedly connected with ratchet wheel, the inside right -hand member upper middle part of inner storehouse is rotatably connected with pin column, the left end of pin column is fixedly connected with pawl, the pawl is engaged with ratchet wheel, the top of pawl is fixedly connected with pull rod, the top of pull rod penetrates inner storehouse, the outside bottom of pull rod is provided with spring, one end of spring is fixedly connected with the top of pawl, the other end of spring is fixedly connected with the top of inner storehouse, the rear side of workbench is provided with inclination mechanism, the inclination mechanism is used for adjusting the inclination angle of display screen conveniently.

[0007] As a further description of the above technical solution:

[0008] The inclination mechanism includes a housing, the housing is arranged on the rear side of the display, the rear end of the housing is fixedly connected with a connecting column, the rear end of the connecting column is fixedly connected with the guide rod, the front end of the housing is provided with a limiting slot, the top of the housing is rotatably connected with a knob, the bottom end of the knob penetrates the housing and is fixedly connected with a worm, the front side of the inside of the housing is rotatably connected with a rotating shaft, the middle part of the outer wall of the rotating shaft is fixedly connected with a worm wheel, the worm is engaged with the worm wheel, the left and right sides of the outer wall of the rotating shaft are fixedly connected with connecting rods, the front ends of the connecting rods penetrate the limiting slot and are fixedly connected with the display.

[0009] As a further description of the above technical solution:

[0010] The top end of the pull rod is fixedly connected with an auxiliary ball, the right end of the guide rod is fixedly connected with a rotating handle.

[0011] As a further description of the above technical solution:

[0012] The right side of the rear end of the workbench is provided with a wire slot, the front side of the wire slot is fixedly connected with a wire hole cover.

[0013] As a further description of the above technical solution:

[0014] The front end of the workbench is provided with an inner cavity, the bottom of the inner cavity is slidably connected with a drawer.

[0015] As a further description of the above technical solution:

[0016] The front end of the drawer is fixedly connected with a handle, the outer side of the handle is fixedly connected with a protective pad.

[0017] As a further description of the above technical solutions:

[0018] The bottom of the bottom plate is fixedly connected with a supporting leg at each of the four corners, and the bottom ends of the plurality of supporting legs are fixedly connected with anti-skid pads.

[0019] As a further description of the above technical solutions:

[0020] The top end of the workbench is provided with a handle on each of the left and right sides, and the front and rear sides of the two handles are threadedly connected with screws, one end of the screw penetrates through the handle and is threadedly connected with the workbench.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, when it is necessary to adjust the left and right angles of the workbench and support the folded display, the left and right angles of the workbench can be adjusted by rotating the base plate, the pawl is then separated from the ratchet wheel by pulling up the pull rod, the display is supported by rotating the guide rod, and the pawl is reinserted into the ratchet wheel to fix the angle of the display, so that the device does not loosen, the reliability of the device is ensured, and the needs of the user can be met.

[0023] 2. In the utility model, when the staff needs to adjust the front and rear inclination angles of the display, the front and rear inclination angles of the display can be adjusted by rotating the knob to drive the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the rotating shaft to rotate, and the rotating shaft drives the connecting rod connected with the display to rotate, so that the staff can adjust the front and rear inclination angles of the display to adjust the comfortable viewing posture. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 The utility model provides a perspective view of a display screen multi-angle free rotation and folding support device;

[0025] Figure 2 The utility model provides a front view of a display screen multi-angle free rotation and folding support device;

[0026] Figure 3 The utility model provides a structure sectional view of a display screen multi-angle free rotation and folding support device;

[0027] Figure 4 The utility model provides a perspective view of a display screen multi-angle free rotation and folding support device; Figure 3

[0028] Figure 5 The utility model provides a structure sectional view of an inclination mechanism of a display screen multi-angle free rotation and folding support device;​

[0029] Figure 6 The partial structure section view of the multi-angle free rotation and folding support device for display screen is provided.

[0030] Legend:

[0031] 1, workbench; 2, inclined mechanism; 201, shell; 202, connecting column; 203, knob; 204, worm; 205, rotating shaft; 206, worm wheel; 207, limiting groove; 208, connecting rod; 3, display; 4, rotating base; 5, support column; 6, bottom plate; 7, inner compartment; 8, guide rod; 9, ratchet wheel; 10, pin column; 11, ratchet pawl; 12, pull rod; 13, spring; 14, auxiliary ball; 15, handle; 16, wire slot; 17, wire hole cover; 18, support leg; 19, non-slip pad; 20, inner cavity; 21, drawer; 22, handle; 23, protective pad; 24, handle; 25, screw. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0033] Reference Figure 1 , Figure 3 and Figure 4The utility model provides a kind of embodiment: display screen multi-angle free rotation and folding support device, the inside of workbench 1 is provided with display 3, the bottom of workbench 1 is fixedly connected with rotating base 4, for the left and right rotation of workbench 1, the bottom end of rotating base 4 is rotatably connected with support column 5, for supporting workbench 1, the bottom end of support column 5 is fixedly connected with bottom plate 6, the inside rear side right end of workbench 1 is provided with inner storehouse 7, the inside of inner storehouse 7 is rotatably connected with guide rod 8, the left end of guide rod 8 penetrates workbench 1, the outer wall right side of guide rod 8 is fixedly connected with ratchet wheel 9, guide rod 8 rotation can drive ratchet wheel 9 rotation, the inside right end middle upper portion of inner storehouse 7 is rotatably connected with pin column 10, the left end of pin column 10 is fixedly connected with pawl 11, pawl 11 is engaged with ratchet wheel 9, pawl 11 can play the braking effect to ratchet wheel 9, the top of pawl 11 is fixedly connected with pull rod 12, the top end of pull rod 12 penetrates inner storehouse 7, and pulling pull rod 12 can lift pawl 11 and separate from ratchet wheel 9, the outside bottom of pull rod 12 is provided with spring 13, one end of spring 13 is fixedly connected with the top of pawl 11, the other end of spring 13 is fixedly connected with the top of inner storehouse 7, the top end of pull rod 12 is fixedly connected with auxiliary ball 14, for conveniently pulling pull rod 12, the right end of guide rod 8 is fixedly connected with handle 15;

[0034] Specifically, when supporting display 3, by pulling pull rod 12, pawl 11 is separated from ratchet wheel 9, and spring 13 is pressed at the same time, at this time, rotating guide rod 8 drives display 3 to start from flat folding state and rise, synchronously drives ratchet wheel 9 to rotate, after display 3 is adjusted to appropriate angle, it can be separated from ratchet wheel 9 by loosening pull rod 12, because the pressing force of spring 13 is released, pawl 11 can be re-clamped ratchet wheel 9, and guide rod 8 is also fixed, display 3 can be fixed, auxiliary ball 14 is used for conveniently pulling pull rod 12 without hand slip, handle 15 is used for conveniently rotating guide rod 8.

[0035] Refer to Figure 1 , Figure 3 and Figure 5, the inclined mechanism 2 comprises a shell 201 provided at the back side of the display 3, a connecting column 202 fixedly connected to the rear end of the shell 201, the rear end of the connecting column 202 being fixedly connected with the guide rod 8 for adjusting the angle of the display 3, a limiting slot 207 being formed in the front end of the shell 201, a knob 203 being rotatably connected to the top of the shell 201, the bottom end of the knob 203 penetrating through the shell 201 and being fixedly connected with a worm 204, the knob 203 being capable of driving the worm 204 to rotate, a rotating shaft 205 being rotatably connected to the inner front side of the shell 201, the outer wall of the rotating shaft 205 being fixedly connected with a worm wheel 206, the worm 204 being meshingly connected with the worm wheel 206, the worm 204 driving the worm wheel 206 to rotate while driving the rotating shaft 205 to rotate, the connecting rods 208 being fixedly connected to the left and right sides of the outer wall of the rotating shaft 205, the front ends of the connecting rods 208 penetrating through the limiting slot 207 and being fixedly connected with the display 3, a wire slot 16 being formed in the rear right side of the workbench 1 for accommodating the power cord, a wire hole cover 17 being fixedly connected to the front side of the wire slot 16;

[0036] Specifically, when the front and rear inclination angles of the display 3 cannot meet the use, the knob 203 can be rotated to drive the worm 204 to rotate, the worm 204 drives the worm wheel 206 to rotate, and the worm wheel 206 drives the rotating shaft 205 to rotate, so that the connecting rods 208 can swing within the range of the limiting slot 207, and the display 3 can be adjusted in inclination angle through the connection between the connecting rods 208 and the display 3. The wire slot 16 can be used to accommodate the data line connected with the display 3, and the wire hole cover 17 is used to cover the wire hole on the computer desk to keep the desktop clean and manage the wires.

[0037] Referring to Figure 1 and Figure 6 , the front end of the workbench 1 is provided with an inner cavity 20, the drawer 21 being slidably connected to the bottom of the inner cavity 20 and being capable of being used for storage, the front end of the drawer 21 being fixedly connected with a handle 22, the drawer 21 being capable of being pulled open through the handle 22, and the outer side of the handle 22 being fixedly connected with a protective pad 23;

[0038] Specifically, the drawer 21 in the inner cavity 20 can be used for storing some simple objects, and the protective pad 23 can have an anti-skid effect and can also protect the handle 22.

[0039] Referring to Figure 1 and Figure 2The bottom plate 6 is fixedly connected with support legs 18 at the four corners of the bottom, the bottom ends of the plurality of support legs 18 are fixedly connected with anti-skid pads 19, the anti-skid pads 19 can prevent the device from sliding, the top ends of the workbench 1 are provided with handles 24 on the left and right sides, the handles 24 can facilitate the adjustment of the left and right rotation of the workbench 1, the front and rear sides of the two handles 24 are threadedly connected with screws 25, one end of the screw 25 penetrates through the handle 24 and is threadedly connected with the workbench 1;

[0040] Specifically, the support legs 18 can make the device more stable, the anti-skid pads 19 can prevent the device from sliding when the ground is wet and slippery, the two side handles 24 can facilitate the adjustment of the left and right rotation of the workbench 1, and the screws 25 can make the handles 24 more stably connected with the workbench 1.

[0041] Working principle: when it is necessary to adjust the left and right angles of the workbench 1 and support the folded display 3, the left and right angles of the workbench 1 can be adjusted by rotating the base plate 4, the pawl 11 is separated from the ratchet wheel 9 by pulling the pull rod 12, the spring 13 is subjected to a pressing force, the display 3 is rotated and supported by rotating the guide rod 8, the guide rod 8 is taken as the center, the ratchet wheel 9 is synchronously rotated, the pull rod 12 is released when the display 3 is supported to the appropriate angle by rotating, the pressing force received by the spring 13 is released and rebounds, the pawl 11 re-engages the ratchet wheel 9, the angle of the display 3 is fixed, the device will not be loose, and the reliability of the device is ensured;

[0042] When it is necessary to finely adjust the front and rear inclination angles of the display 3, the knob 203 is rotated to drive the worm 204 to rotate, the worm 204 drives the worm gear 206 engaged therewith to rotate, the worm gear 206 drives the rotating shaft 205 to rotate when the worm gear 206 rotates, the connecting rod 208 is swung by a certain angle in the limitation of the limiting groove 207 when the rotating shaft 205 rotates, the connecting rod 208 is connected with the display 3, the display inclination angle is changed when the connecting rod 208 swings, the inclination angle of the display 3 is adjusted, and the device is convenient for the staff to adjust the comfortable viewing posture.

[0043] Finally, it should be noted that: the above only describes the preferred embodiments of the present application and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement for some technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A multi-angle free rotation and folding support device for a display screen, comprising a worktable (1), characterized in that: The workbench (1) has a display (3) on its inner side. A rotating base (4) is fixedly connected to the bottom of the workbench (1). A support column (5) is rotatably connected to the bottom end of the rotating base (4). A base plate (6) is fixedly connected to the bottom end of the support column (5). An inner compartment (7) is opened at the right rear end of the workbench (1). A guide rod (8) is rotatably connected inside the inner compartment (7). The left end of the guide rod (8) passes through the workbench (1). A ratchet (9) is fixedly connected to the right side of the outer wall of the guide rod (8). A pin (10) is rotatably connected to the upper middle part of the right inner side of the inner compartment (7). The left end of the pin (10) is fixedly connected to a pawl (11), which is engaged with a ratchet (9). The top of the pawl (11) is fixedly connected to a pull rod (12), the top of which passes through the inner compartment (7). A spring (13) is provided at the bottom of the outer side of the pull rod (12). One end of the spring (13) is fixedly connected to the top of the pawl (11), and the other end is fixedly connected to the top of the inner compartment (7). A tilting mechanism (2) is provided on the rear side of the workbench (1), which is convenient for adjusting the tilt angle of the display screen.

2. The display screen multi-angle free rotation and folding support device according to claim 1, characterized in that: The tilting mechanism (2) includes a housing (201), which is located on the rear side of the display (3). A connecting column (202) is fixedly connected to the rear end of the housing (201). The rear end of the connecting column (202) is fixedly connected to the guide rod (8). A limiting groove (207) is provided at the front end of the housing (201). A knob (203) is rotatably connected to the top of the housing (201). The bottom end of the knob (203) passes through the housing (201) and is fixedly connected to a worm gear (204). A rotating shaft (205) is rotatably connected to the front side of the interior of the housing (201). A worm wheel (206) is fixedly connected to the middle of the outer wall of the rotating shaft (205). The worm gear (204) meshes with the worm wheel (206). Connecting rods (208) are fixedly connected to the left and right sides of the outer wall of the rotating shaft (205). The front ends of the connecting rods (208) pass through the limiting groove (207) and are fixedly connected to the display (3).

3. The display screen multi-angle free rotation and folding support device according to claim 1, characterized in that: An auxiliary ball (14) is fixedly connected to the top of the pull rod (12), and a throttle (15) is fixedly connected to the right end of the guide rod (8).

4. The display screen multi-angle free rotation and folding support device according to claim 1, characterized in that: A wire groove (16) is provided on the right side of the rear end of the workbench (1), and a wire hole cover (17) is fixedly connected to the front side of the wire groove (16).

5. The display screen multi-angle free rotation and folding support device according to claim 1, characterized in that: The workbench (1) has an inner cavity (20) at its front end, and a drawer (21) is slidably connected to the bottom of the inner cavity (20).

6. The display screen multi-angle free rotation and folding support device according to claim 5, characterized in that: A handle (22) is fixedly connected to the front end of the drawer (21), and a protective pad (23) is fixedly connected to the outside of the handle (22).

7. The display screen multi-angle free rotation and folding support device according to claim 1, characterized in that: Support legs (18) are fixedly connected to the four corners of the bottom of the base plate (6), and anti-slip pads (19) are fixedly connected to the bottom of the multiple support legs (18).

8. The display screen multi-angle free rotation and folding support device according to claim 1, characterized in that: The top left and right sides of the workbench (1) are provided with handles (24), and screws (25) are threaded to the front and back sides of the two handles (24). One end of the screw (25) passes through the handle (24) and is threaded to the workbench (1).

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