Multimedia image display device

Abstract

The utility model discloses a multimedia image display device which comprises a supporting frame, a leveling installation mechanism is fixedly connected to the top end of the supporting frame, a curtain is installed on the leveling installation mechanism, universal wheels and a stabilizing mechanism are installed at the bottom end of the supporting frame, and the leveling installation mechanism comprises a fixing plate. The device comprises a fixing plate, a rotating shaft is rotatably connected to the fixing plate, a plurality of connecting rods are fixedly connected to the side surface of the rotating shaft, mounting seats are fixedly connected to the ends of the connecting rods, a limiting sleeve is fixedly connected to the end of the rotating shaft, and a limiting tooth groove is formed in the limiting sleeve. According to the multimedia image display device, the curtain is installed on the installation base, the inclined curtain enables the leveling frame to deflect, the balancing weight at the end of the leveling frame enables the leveling frame to reset to a vertically downward state by means of self weight so as to level the leveling frame, then the limiting handle is rotated to lock the curtain, and therefore adjustment convenience can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of multimedia, and specifically relates to a multimedia image display device. Background Art

[0002] Multimedia images are projected onto a screen through a projector for content display. In the prior art, the screen is prone to shift during placement, and it is inconvenient to adjust it to a horizontal state, resulting in less than ideal adjustment convenience.

[0003] For example, the patent publication number CN217360540U specifically discloses a screen bracket. The screen bracket includes a support mechanism, and the support mechanism includes: a support base; a telescopic component arranged on the support base, and the telescopic component includes a plurality of pipe fittings nested in sequence; a fixing component for fixing the screen on the pipe fittings; by installing on a plurality of pipe fittings nested in sequence through the fixing component, the screen is fixed on the pipe fittings, and the effective length of the telescopic pipe fittings can be adjusted according to the size of the screen, so as to be applicable to supporting screens of different sizes and being convenient to carry. However, there is a problem that the screen is prone to shift during placement, and it is inconvenient to adjust it to a horizontal state, resulting in less than ideal adjustment convenience. Content of the Utility Model

[0004] Aiming at the deficiencies of the prior art, the utility model provides a multimedia image display device, which solves the problem that the screen is prone to shift during placement, and it is inconvenient to adjust it to a horizontal state, resulting in less than ideal adjustment convenience.

[0005] To achieve the above purposes, the utility model is realized through the following technical solutions: A multimedia image display device includes a support frame, a leveling and installation mechanism is fixedly connected to the top end of the support frame, a screen is installed on the leveling and installation mechanism, and universal wheels and a stabilizing mechanism are installed at the bottom end of the support frame;

[0006] The leveling and installation mechanism includes a fixing plate, a rotating shaft is rotatably connected to the fixing plate, a plurality of connecting rods are fixedly connected to the side surface of the rotating shaft, installation seats are fixedly connected to the ends of the plurality of connecting rods, a limiting sleeve is fixedly connected to the end of the rotating shaft, a limiting tooth groove is opened on the limiting sleeve, a leveling frame is fixedly connected to the bottom end of the limiting sleeve, a counterweight block is fixedly connected to the leveling frame, a guiding frame is arranged on one side of the limiting sleeve, a limiting screw is rotatably connected to the guiding frame, a limiting handle is fixedly connected to the end of the limiting screw, a movable frame is slidably connected to the guiding frame, and a limiting gear is fixedly connected to the end of the movable frame.

[0007] Preferably, the fixing plate is fixedly installed on the top of the support frame, and the rotating shaft is arranged at the central part of the fixing plate, so that the rotating shaft can rotate at the central part of the fixing plate.

[0008] Preferably, the end portion of the rotating shaft penetrates through the fixing plate and partially extends to the rear side of the fixing plate, and the rotating shaft is connected to the fixing plate through a bearing, so that the rotating shaft can rotate freely.

[0009] Preferably, the cross-sectional shape of the guiding frame is set to be U-shaped, and the guiding frame is fixedly installed on the rear surface of the fixing plate, so that the guiding frame can play a guiding role in the movement of the movable frame.

[0010] Preferably, the movable frame is threadedly connected with the limit screw rod, and the limit screw rod penetrates through the movable frame and is connected with the limit handle, so that the rotation of the limit screw rod can drive the movable frame to move.

[0011] Preferably, the limit gear is arranged on one side of the limit sleeve, and the limit gear is matched with the limit tooth groove, so that the limit sleeve can be locked after the limit gear enters the limit tooth groove.

[0012] Preferably, the stabilizing mechanism includes a stabilizing screw rod, the stabilizing screw rod is rotationally connected to the inner wall of the support frame, the top end of the stabilizing screw rod is drivingly connected with a connecting shaft through a bevel gear pair, the end portion of the connecting shaft is fixedly connected with a stabilizing handle, a D-shaped threaded sleeve is threadedly connected to the stabilizing screw rod, the bottom end of the D-shaped threaded sleeve is fixedly connected with a stabilizing plate, and the D-shaped threaded sleeve is slidably connected to the inner wall of the support frame, so that the stability during work can be improved.

[0013] The present utility model provides a multimedia image display device. Compared with the prior art, it has the following

[0014] Beneficial effects:

[0015] 1. For this multimedia image display device, by installing the curtain on the mounting seat, the inclined curtain causes the leveling frame to deflect, and the counterweight at the end of the leveling frame uses its own weight to reset the leveling frame to a vertically downward state for leveling, and then the limit handle is rotated to lock the curtain, thereby effectively improving the convenience of adjustment.

[0016] 2. For this multimedia image display device, by rotating the stabilizing handle, the rotation of the stabilizing handle drives the rotation of the connecting shaft, the rotation of the connecting shaft drives the rotation of the stabilizing screw rod, the rotation of the stabilizing screw rod drives the movement of the D-shaped threaded sleeve, and the movement of the D-shaped threaded sleeve drives the movement of the stabilizing plate. The stabilizing plate is abutted against the ground to fix the support frame, so that the stability during work can be improved. Description of the Drawings

[0017] Figure 1 is the overall structural schematic diagram of the present utility model;

[0018] Figure 2 is the structural schematic diagram of the leveling and installation mechanism of the present utility model;

[0019] Figure 3 Schematic diagram of the connection structure between the rear end of the rotating shaft and the limiting gear of the present utility model;

[0020] Figure 4 Schematic diagram of the stable mechanism structure of the present utility model.

[0021] In the figure: 1, support frame; 2, leveling installation mechanism; 201, fixed plate; 202, rotating shaft; 203, connecting rod; 204, mounting seat; 205, limiting sleeve; 206, leveling frame; 207, counterweight; 208, limiting tooth groove; 209, guiding frame; 210, limiting screw; 211, limiting handle; 212, movable frame; 213, limiting gear; 3, universal wheel; 4, stable mechanism; 401, stable screw; 402, connecting shaft; 403, stable handle; 404, D-shaped thread sleeve; 405, stable plate; 5, curtain. Specific embodiments

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0023] Please refer to Figures 1-3 , the present utility model provides a technical solution: a multimedia image display device, including a support frame 1, a leveling installation mechanism 2 is fixedly connected to the top end of the support frame 1, a curtain 5 is installed on the leveling installation mechanism 2, a universal wheel 3 and a stable mechanism 4 are installed at the bottom end of the support frame 1, the universal wheel 3 can move, the curtain 5 can be installed through the leveling installation mechanism 2, and the curtain 5 can be quickly leveled and locked to keep it in a horizontal state, thereby effectively improving the convenience of adjustment.

[0024] The leveling installation mechanism 2 includes a fixing plate 201. A rotating shaft 202 is rotatably connected to the fixing plate 201. The fixing plate 201 is fixedly installed on the top of the support frame 1. The rotating shaft 202 is arranged at the central part of the fixing plate 201, so that the rotating shaft 202 can rotate at the central part of the fixing plate 201. The end of the rotating shaft 202 penetrates through the fixing plate 201 and partially extends to the rear side of the fixing plate 201. And the rotating shaft 202 is connected to the fixing plate 201 through a bearing, so that the rotating shaft 202 can rotate freely. A plurality of connecting rods 203 are fixedly connected to the side surface of the rotating shaft 202. The ends of the plurality of connecting rods 203 are all fixedly connected with mounting seats 204, which can facilitate the installation and fixation of the curtain 5. The end of the rotating shaft 202 is fixedly connected with a limit sleeve 205. A limit tooth groove 208 is formed in the limit sleeve 205. A leveling frame 206 is fixedly connected to the bottom end of the limit sleeve 205. A counterweight 207 is fixedly connected to the leveling frame 206. The self-weight of the counterweight 207 can be used to keep the leveling frame 206 in a vertically downward state, so as to drive the rotating shaft 202 to rotate, so that the curtain 5 can be kept in a horizontal state. A guide frame 209 is arranged on one side of the limit sleeve 205. A limit screw 210 is rotatably connected to the guide frame 209. A limit handle 211 is fixedly connected to the end of the limit screw 210. A movable frame 212 is slidably connected to the guide frame 209. The cross-sectional shape of the guide frame 209 is set to be U-shaped. The guide frame 209 is fixedly installed on the rear surface of the fixing plate 201, so that the guide frame 209 can guide the movement of the movable frame 212. The movable frame 212 is threadedly connected to the limit screw 210. The limit screw 210 penetrates through the movable frame 212 and is connected to the limit handle 211, so that the rotation of the limit screw 210 can drive the movable frame 212 to move. A limit gear 213 is fixedly connected to the end of the movable frame 212. The limit gear 213 is arranged on one side of the limit sleeve 205, and the limit gear 213 is matched with the limit tooth groove 208, so that the limit gear 213 can lock the limit sleeve 205 after entering the limit tooth groove 208.

[0025] Please refer to Figure 1 and Figure 4, the stabilizing mechanism 4 includes a stabilizing screw 401 which is rotatably connected to the inner wall of the support frame 1. The top end of the stabilizing screw 401 is drivingly connected to a connecting shaft 402 through a bevel gear pair. A stabilizing handle 403 is fixedly connected to the end of the connecting shaft 402. A D-shaped threaded sleeve 404 is threadedly connected to the stabilizing screw 401. A stabilizing plate 405 is fixedly connected to the bottom end of the D-shaped threaded sleeve 404. The D-shaped threaded sleeve 404 is slidably connected to the inner wall of the support frame 1. By rotating the stabilizing handle 403, the rotation of the stabilizing handle 403 drives the connecting shaft 402 to rotate. The rotation of the connecting shaft 402 drives the stabilizing screw 401 to rotate. The rotation of the stabilizing screw 401 drives the D-shaped threaded sleeve 404 to move. The movement of the D-shaped threaded sleeve 404 drives the stabilizing plate 405 to move. The stabilizing plate 405 is abutted against the ground to fix the support frame 1, so as to improve the stability during work.

[0026] During work, the curtain 5 is installed on the mounting seat 204. The inclined curtain 5 causes the leveling frame 206 to deflect. The counterweight 207 at the end of the leveling frame 206 uses its own weight to reset the leveling frame 206 to a vertically downward state. The reset rotation of the leveling frame 206 drives the rotating shaft 202 to rotate. The rotation of the rotating shaft 202 drives the connecting rod 203 to rotate. The rotation of the connecting rod 203 drives the mounting seat 204 to rotate. The rotation of the mounting seat 204 drives the curtain 5 to rotate for leveling. Then, rotate the limit handle 211. The rotation of the limit handle 211 drives the limit screw 210 to rotate. The rotation of the limit screw 210 drives the movable frame 212 to move along the guide frame 209. The movement of the movable frame 212 drives the limit gear 213 to move. The limit gear 213 is inserted into the limit tooth groove 208 of the limit sleeve 205 to lock the curtain 5, thereby effectively improving the convenience of adjustment.

[0027] Meanwhile, the content not described in detail in this specification belongs to the prior art well-known to those skilled in the art.

Claims

1. A multimedia image display device, comprising a support frame (1), characterized in that: The top end of the support frame (1) is fixedly connected to a leveling installation mechanism (2), a curtain (5) is installed on the leveling installation mechanism (2), and the bottom end of the support frame (1) is installed with a universal wheel (3) and a stabilizing mechanism (4); The leveling installation mechanism (2) comprises a fixed plate (201), a rotating shaft (202) is rotatably connected to the fixed plate (201), a plurality of connecting rods (203) are fixedly connected to the side surface of the rotating shaft (202), the ends of the plurality of connecting rods (203) are fixedly connected to a mounting seat (204), the end of the rotating shaft (202) is fixedly connected to a limiting sleeve (205), a limiting tooth groove (208) is provided on the limiting sleeve (205), and the bottom end of the limiting sleeve (205) is fixedly connected to the rotating shaft (202). A leveling frame (206) is fixedly connected, a counterweight (207) is fixedly connected to the leveling frame (206), a guide frame (209) is provided on one side of the limiting sleeve (205), a limiting screw (210) is rotatably connected to the guide frame (209), an end of the limiting screw (210) is fixedly connected to a limiting handle (211), a movable frame (212) is slidably connected to the guide frame (209), and an end of the movable frame (212) is fixedly connected to a limiting gear (213).

2. The multimedia image display device according to claim 1, wherein: The fixed plate (201) is fixedly mounted on the top of the support frame (1), and the rotating shaft (202) is arranged at the central portion of the fixed plate (201).

3. A multimedia image display device according to claim 1, characterized in that: The end of the rotating shaft (202) passes through the fixed plate (201) and partially extends to the rear side of the fixed plate (201), and the rotating shaft (202) is connected to the fixed plate (201) via a bearing.

4. A multimedia image display device according to claim 1, characterized in that: The cross-sectional shape of the guide frame (209) is set to be U-shaped, and the guide frame (209) is fixedly mounted on the rear surface of the fixed plate (201).

5. A multimedia image display device according to claim 1, characterized in that: The movable frame (212) is threadedly connected to the limiting screw (210), and the limiting screw (210) passes through the movable frame (212) and is connected to the limiting handle (211).

6. A multimedia image display device according to claim 1, characterized in that: The limiting gear (213) is arranged on one side of the limiting sleeve (205), and the limiting gear (213) matches the limiting tooth groove (208).

7. A multimedia image display device according to claim 1, characterized in that: The stabilizing mechanism (4) comprises a stabilizing screw (401), the stabilizing screw (401) being rotatably connected to the inner wall of the support frame (1), the top end of the stabilizing screw (401) being connected to a connecting shaft (402) via a bevel gear pair, and the end of the connecting shaft (402) being fixedly connected to a stabilizing handle (403).

8. A multimedia image display device according to claim 7, characterized in that: A D-shaped threaded sleeve (404) is threadedly connected to the stabilizing screw rod (401), a stabilizing plate (405) is fixedly connected to the bottom end of the D-shaped threaded sleeve (404), and the D-shaped threaded sleeve (404) is slidably connected to the inner wall of the support frame (1).

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