Projector installation adjusting mechanism

Abstract

The utility model discloses a projector installation adjusting mechanism, and relates to the technical field of teaching projectors. The projector comprises a mounting rack, a projector body, an adjusting mechanism and a lifting mechanism. After the air cylinder is started, the included angle between the upper end of the air cylinder and the movable seat can be changed under the action of the connecting shaft, so that the movable seat can be pushed to move on the circumferential surface of the limiting shaft, namely, the included angles between the supporting frame and the projector body at the upper end of the supporting frame and the mounting frame can be changed; the positions of the transverse shaft and the connecting cylinder can be changed, namely the purpose of adjusting the position of the air cylinder can be achieved, so that the purpose of supporting the air cylinders at different positions can be achieved, and the actual using effect can be guaranteed; after the hydraulic cylinder and the supporting column are started, the purpose of height adjustment of the projector body and the adjusting mechanism can be achieved, that is, the purpose of projection at different heights can be achieved, and then the practicability and applicability of the device can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of teaching projectors, in particular to a projector installation and adjustment mechanism. Background Art

[0002] A projector is an optical instrument that uses optical elements to magnify the outline of a workpiece and project it onto a screen. It can use transmitted light for contour measurement, and can also use reflected light to measure the surface shape of blind holes and observe the surface of parts.

[0003] Relevant technical personnel engaged in the installation of teaching projectors found in actual work that the installation of projectors is rather troublesome. In order to ensure that the projection of the projector can be correctly aligned with the projection position, the projector needs to be adjusted many times, which is troublesome to operate, increases the labor intensity of the staff, and reduces the work efficiency of the staff. For this reason, we propose a projector installation adjustment mechanism. Utility Model Content

[0004] The purpose of the utility model is to solve the problems mentioned in the above background technology, and the utility model provides a projector installation adjustment mechanism.

[0005] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0006] A projector installation and adjustment mechanism comprises a mounting frame, wherein a projector body is arranged inside the mounting frame, an adjustment mechanism is arranged below the projector body, three support frames are evenly arranged in the horizontal direction below the adjustment mechanism, a limiting shaft is installed inside each of the support frames, a movable seat is movably installed on the circumferential surface of the limiting shaft, a cylinder is movably connected to the lower end of the movable seat through a connecting shaft, a connecting tube is sleeved on the circumferential surface of each of the cylinders, a transverse axis is installed between two adjacent connecting tubes, a movable shaft is installed at the lower end of each of the transverse axes, and a fastener is movably installed on the circumferential surface of the lower end of the movable shaft; a lifting mechanism is arranged below the adjustment mechanism, the lifting mechanism comprises a lifting frame, limiting plates are installed on the outer walls of both sides of the lifting frame, and a hydraulic cylinder and a support column are installed at the lower end of the lifting frame.

[0007] Furthermore, movable shafts are installed on both sides of the bottom of the projector body, and positioning holes are opened on the inner side of the mounting frame, and the movable shafts are inserted into the positioning holes.

[0008] Furthermore, a movable groove is provided at the lower end of each of the support brackets, and the movable seat is movably connected to the support bracket via the movable groove.

[0009] Furthermore, the circumferential surface of the lower end of the movable shaft is provided with an external thread, the interior of the fastener is provided with a threaded hole, and the movable shaft is connected to the fastener through threads.

[0010] Furthermore, a movable groove for the cylinder to move and limiting grooves with arc-shaped structures at both ends for the movable shaft to move are provided on the rear side of the lifting frame.

[0011] Furthermore, a recessed groove is provided on the inner side of the mounting frame, and the outer side of the limiting plate is inserted into the recessed groove.

[0012] Furthermore, the lower end of the lifting frame is movably connected to the support plate via two positioning shafts, and a movable seat is movably connected to the bottom of each support plate via the positioning shaft, and a limiting column is installed inside each movable seat. An empty groove is provided on the inner bottom wall of the mounting frame, and the movable seat is movably connected to the mounting frame via the empty groove, and the front and back sides of the empty groove are provided with through grooves with arc-shaped mechanisms at both ends, and the limiting column is movably connected to the mounting frame via the through groove.

[0013] The beneficial effects of the utility model are as follows:

[0014] 1. After the cylinder is started, the angle between the upper end of the cylinder and the movable seat will change under the action of the connecting shaft, so that the movable seat can be pushed to move on the circumferential surface of the limiting shaft, that is, the angle between the support frame and the projector body at its upper end and the mounting frame can be changed. At the same time, by changing the position of the movable shaft, the position of the horizontal axis and the connecting tube can be changed, that is, the purpose of adjusting the position of the cylinder can be achieved, thereby achieving the purpose of supporting the cylinder at different positions, thereby ensuring the actual use effect.

[0015] 2. After the hydraulic cylinder and the support column are started, the utility model can achieve the purpose of height adjustment of the projector body and the adjustment mechanism, that is, it can achieve the purpose of projection at different heights, thereby effectively improving the practicality and applicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0017] Figure 2 It is a side sectional view of the utility model;

[0018] Figure 3 It is a three-dimensional schematic diagram of the adjustment mechanism in the utility model;

[0019] Figure 4 It is a three-dimensional schematic diagram of the lifting mechanism in the utility model.

[0020] Figure numerals: 1. mounting frame; 2. projector body; 3. adjustment mechanism; 301. supporting frame; 302. limiting axis; 303. movable seat; 304. connecting axis; 305. cylinder; 306. connecting tube; 307. horizontal axis; 308. movable axis; 309. fastener; 4. lifting mechanism; 401. lifting frame; 402. limiting plate; 403. hydraulic cylinder; 404. support column; 405. positioning axis; 406. support plate; 407. movable seat; 408. limiting column. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the embodiments of the present utility model clearer, the technical solution in the embodiments of the present utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the present utility model.

[0022] See also Figure 1 - Figure 4 The utility model provides a projector installation and adjustment mechanism, including a mounting frame 1, a projector body 2 is arranged inside the mounting frame 1, an adjustment mechanism 3 is arranged below the projector body 2, three support frames 301 are evenly arranged in the horizontal direction below the adjustment mechanism 3, a limiting shaft 302 is installed inside each support frame 301, a movable seat 303 is movably installed on the circumferential surface of the limiting shaft 302, a cylinder 305 is movably connected to the lower end of the movable seat 303 through a connecting shaft 304, a connecting tube 306 is sleeved on the circumferential surface of each cylinder 305, a horizontal shaft 307 is installed between two adjacent connecting tubes 306, a movable shaft 308 is installed at the lower end of each horizontal shaft 307, and a fastener 309 is movably installed on the circumferential surface of the lower end of the movable shaft 308.

[0023] The installation stability of the projector body 2 can be ensured by the action of the mounting frame 1, the support purpose of the movable seat 303 can be achieved under the cooperation of the cylinder 305 and the connecting shaft 304, the movement stability of the movable seat 303 can be ensured under the action of the limiting shaft 302, the support purpose of the projector body 2 can be achieved under the action of the supporting frame 301, the support purpose of the horizontal axis 307 can be achieved under the action of the moving shaft 308, the installation stability of the connecting tube 306 can be ensured under the action of the horizontal axis 307, and the installation stability of the cylinder 305 can be ensured under the action of the connecting tube 306. After the cylinder 305 is moved, under the action of the connecting shaft 304, the angle between the upper end of the cylinder 305 and the movable seat 303 will change, thereby pushing the movable seat 303 to move on the circumferential surface of the limiting shaft 302, that is, the angle between the support frame 301 and the projector body 2 at its upper end and the mounting frame 1 can be changed. At the same time, by changing the position of the movable shaft 308, the position of the horizontal axis 307 and the connecting tube 306 can be changed, that is, the purpose of position adjustment of the cylinder 305 can be achieved, thereby achieving the purpose of supporting the cylinder 305 at different positions, thereby ensuring the actual use effect.

[0024] A lifting mechanism 4 is provided below the adjusting mechanism 3 . The lifting mechanism 4 comprises a lifting frame 401 . Limiting plates 402 are installed on both side outer walls of the lifting frame 401 . A hydraulic cylinder 403 and a supporting column 404 are installed at the lower end of the lifting frame 401 .

[0025] Under the action of the lifting frame 401, the support purpose of the projector body 2 and the adjustment mechanism 3 can be achieved. Under the support purpose of the hydraulic cylinder 403 and the support column 404, an electric push rod is selected for the support column 404. After starting the hydraulic cylinder 403 and the support column 404, the height adjustment purpose of the projector body 2 and the adjustment mechanism 3 can be achieved, that is, the projection purpose at different heights can be achieved, thereby effectively improving the practicability and applicability of the device.

[0026] In this embodiment, preferably, movable shafts are installed on both sides below the projector body 2, and a positioning hole is opened on the inner side of the mounting frame 1, and the movable shaft is inserted into the positioning hole; under the action of the positioning hole, the installation stability of the movable shaft can be guaranteed, and space can be provided for the rotation of the movable shaft.

[0027] In this embodiment, preferably, a movable groove is provided at the lower end of each supporting bracket 301, and the movable seat 303 is movably connected with the supporting bracket 301 through the movable groove; the movable stability of the movable seat 303 can be ensured under the action of the movable groove.

[0028] In this embodiment, preferably, the circumferential surface of the lower end of the movable shaft 308 is provided with an external thread, and a threaded hole is provided inside the fastener 309, and the movable shaft 308 and the fastener 309 are connected by threads; the position of the fastener 309 on the circumferential surface of the movable shaft 308 can be changed through the threaded connection.

[0029] In this embodiment, preferably, a movable groove for the movement of the air cylinder 305 and limiting grooves with arc-shaped structures at both ends for the movement of the movable shaft 308 are opened on the rear side of the lifting frame 401; under the action of the movable groove and the limiting groove, the movement stability of the air cylinder 305 and the movable shaft 308 can be guaranteed, and the limiting effect is also achieved.

[0030] In this embodiment, preferably, a groove is opened on the inner side of the mounting frame 1, and the outer side of the limiting plate 402 is inserted into the groove; under the action of the groove, space can be provided for the movement of the limiting plate 402, and it also has a limiting effect, thereby preventing the lifting frame 401 from tilting during movement.

[0031] In this embodiment, preferably, the lower end of the lifting frame 401 is movably connected to the support plate 406 through two positioning shafts 405, and a movable seat 407 is movably connected to the lower side of each support plate 406 through the positioning shaft 405. A limiting column 408 is installed inside each movable seat 407. An empty slot is provided on the inner bottom wall of the mounting frame 1, and the movable seat 407 is movably connected to the mounting frame 1 through the empty slot, and a through slot with an arc-shaped mechanism at both ends is provided on the front and back of the empty slot, and the limiting column 408 is movably connected to the mounting frame 1 through the through slot; under the action of the positioning shaft 405, the lifting frame 401 and the support plate 406 can be ensured. The connection stability of the upper end can also ensure the connection stability between the lower end of the support plate 406 and the movable seat 407. Under the action of the limiting column 408, the movement stability of the movable seat 407 can be guaranteed. When the lifting frame 401 moves upward, under the action of the positioning shaft 405, the angle between the support plate 406, the lifting frame 401 and the movable seat 407 will change, which can enable the movable seat 407 to move inside the mounting frame 1, that is, the support stability of the lifting frame 401 can be achieved. Under the action of the limiting column 408, the movement stability of the movable seat 407 can be guaranteed, thereby ensuring the use stability of the movable seat 407.

[0032] The working principle and use process of the utility model are as follows: when the device is used, the installation stability of the projector body 2 can be ensured under the action of the mounting frame 1, and movable shafts are installed on both sides below the projector body 2. A positioning hole is opened on the inner side of the mounting frame 1, and the movable shaft is inserted into the positioning hole. Under the action of the positioning hole, the installation stability of the movable shaft can be ensured, and space can be provided for the rotation of the movable shaft; after the cylinder 305 is started, under the action of the connecting shaft 304, the angle between the upper end of the cylinder 305 and the movable seat 303 will change, so that the movable seat 303 can be pushed to move on the circumferential surface of the limiting shaft 302, that is, the angle between the supporting frame 301 and the projector body 2 at its upper end and the mounting frame 1 can be changed. At the same time, by changing the position of the movable shaft 308, the position of the horizontal axis 307 and the connecting tube 306 can be changed, that is, the purpose of position adjustment of the cylinder 305 can be achieved, thereby achieving the purpose of supporting the cylinder 305 at different positions, thereby ensuring The utility model can realize the actual use effect; after starting the hydraulic cylinder 403 and the support column 404, the height adjustment purpose of the projector body 2 and the adjustment mechanism 3 can be achieved, that is, the projection purpose of different heights can be achieved, thereby effectively improving the practicability and applicability of the device; under the action of the positioning shaft 405, the connection stability between the lifting frame 401 and the upper end of the support plate 406 can be ensured, and the connection stability between the lower end of the support plate 406 and the movable seat 407 can also be ensured; under the action of the limiting column 408, the movement stability of the movable seat 407 can be ensured; when the lifting frame 401 moves upward, under the action of the positioning shaft 405, the angle between the support plate 406 and the lifting frame 401 and the movable seat 407 will change, so that the movable seat 407 can be moved inside the mounting frame 1, that is, the support stability of the lifting frame 401 can be achieved; under the action of the limiting column 408, the movement stability of the movable seat 407 can be ensured, thereby ensuring the use stability of the movable seat 407.

[0033] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A projector installation and adjustment mechanism, characterized in that: The invention comprises a mounting frame (1), wherein a projector body (2) is arranged inside the mounting frame (1), an adjustment mechanism (3) is arranged below the projector body (2), three support frames (301) are evenly arranged below the adjustment mechanism (3) in a horizontal direction, a limiting shaft (302) is installed inside each of the support frames (301), a movable seat (303) is movably installed on the circumferential surface of the limiting shaft (302), a cylinder (305) is movably connected to the lower end of the movable seat (303) via a connecting shaft (304), and the circumferential surface of each cylinder (305) is sleeved with a connecting shaft (304). A connecting cylinder (306) is provided, a transverse axis (307) is installed between two adjacent connecting cylinders (306), a movable axis (308) is installed at the lower end of each transverse axis (307), and a fastener (309) is movably installed on the circumferential surface of the lower end of the movable axis (308); a lifting mechanism (4) is provided below the adjusting mechanism (3), and the lifting mechanism (4) comprises a lifting frame (401), and limit plates (402) are installed on the outer walls of both sides of the lifting frame (401), and a hydraulic cylinder (403) and a support column (404) are installed at the lower end of the lifting frame (401).

2. A projector installation and adjustment mechanism according to claim 1, characterized in that: Both sides below the projector body (2) are equipped with movable shafts, and the inner side of the mounting frame (1) is provided with positioning holes, in which the movable shafts are inserted.

3. A projector installation and adjustment mechanism according to claim 1, characterized in that: A movable groove is provided at the lower end of each support bracket (301), and the movable seat (303) is movably connected to the support bracket (301) via the movable groove.

4. The projector installation and adjustment mechanism according to claim 1, characterized in that: The circumferential surface of the lower end of the movable shaft (308) is provided with an external thread, and the interior of the fastener (309) is provided with a threaded hole, and the movable shaft (308) and the fastener (309) are connected via threads.

5. The projector installation and adjustment mechanism according to claim 1, characterized in that: The rear side of the lifting frame (401) is provided with a movable groove for the cylinder (305) to move and limiting grooves with arc-shaped structures at both ends for the movable shaft (308) to move.

6. The projector installation and adjustment mechanism according to claim 1, characterized in that: A recessed groove is provided on the inner side of the mounting frame (1), and the outer side of the limiting plate (402) is inserted into the recessed groove.

7. The projector installation and adjustment mechanism according to claim 1, characterized in that: The lower end of the lifting frame (401) is movably connected to the support plate (406) via two positioning shafts (405), and a movable seat (407) is movably connected to the lower side of each support plate (406) via the positioning shaft (405), and a limiting column (408) is installed inside each movable seat (407). An empty slot is provided on the inner bottom wall of the mounting frame (1), and the movable seat (407) is movably connected to the mounting frame (1) via the empty slot, and a through slot with arc-shaped mechanisms at both ends is provided on the front and back sides of the empty slot, and the limiting column (408) is movably connected to the mounting frame (1) via the through slot.

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