CN220828680U - Projector with adjusting mechanism - Google Patents

Abstract

The utility model discloses a projector with an adjustment mechanism, including a projector body, a lamp module and a base, wherein the lamp module is fixedly installed inside the projector body, the base is attached to the bottom end of the projector body, and a clamping mechanism is arranged inside the base; an adjustment mechanism is arranged at the bottom end of the base, and the adjustment mechanism includes a fixing rod, the bottom end of the base is fixedly connected with the fixing rod, a screw is rotatably connected inside the fixing rod, and the bottom end of the screw is rotatably connected to the surface of the bottom plate. The projector with an adjustment mechanism can adjust the height of the base by driving a motor with the cooperation of the screw and the bottom plate, thereby realizing the movement of the height of the projector body synchronously with the base, until the image or video projected by the base reaches the center of the screen, and then the motor can be turned off, so as to facilitate teachers to teach ideological and political education, and then facilitate students to watch the screen.

Description

Projector with adjustment mechanism

Technical Field

The utility model relates to the technical field of projectors, in particular to a projector with an adjustment mechanism.

Background technique

A projector, also known as a projector, is a device that can project images or videos onto a screen. It can be connected to computers, VCDs, DVDs, BDs, game consoles, DVs, etc. through different interfaces to play corresponding video signals.

Ideological and political education courses are basically offered in schools. Videos and pictures are played through projectors, accompanied by teachers' lectures, so as to improve students' ideological and moral cultivation. When using a traditional projector, it is necessary to place the projector on the desk and adjust its height until the image or video is projected to the center of the screen through the projector;

Since there is no adjustment mechanism on the outer wall of the existing projector and the heights of desks in different schools are not uniform, sometimes other supporting objects need to be stacked on the bottom of the projector to project the video image to the center of the screen, resulting in the height of the projector being unable to remain stable during use, which in turn leads to a poor viewing experience for students.

Utility Model Content

The purpose of the utility model is to provide a projector with an adjustment mechanism to solve the problem raised in the above-mentioned background technology that since the outer wall of the existing projector is not provided with an adjustment mechanism and the heights of desks in different schools are not uniform, sometimes other supporting objects need to be stacked on the bottom of the projector to project the video image to the center of the screen, resulting in the height of the projector being unable to remain stable during use, which in turn leads to a poor viewing experience for students.

To achieve the above object, the utility model provides the following technical solution: a projector with an adjustment mechanism, comprising a projector body, a lamp module and a base, wherein the lamp module is fixedly installed inside the projector body, the bottom end of the projector body is attached to the base, and a clamping mechanism is arranged inside the base;

An adjustment mechanism is provided at the bottom end of the base, and the adjustment mechanism includes a fixing rod, the bottom end of the base is fixedly connected to the fixing rod, a screw is rotatably connected inside the fixing rod, the bottom end of the screw is rotatably connected to the surface of the bottom plate, the top end of the bottom plate is fixedly connected to a side plate, the side wall of the side plate is fixedly connected to a motor, the output end of the motor is fixedly connected to a rotating rod, the side wall of the rotating rod is fixedly connected to a first bevel gear, the side wall of the first bevel gear is meshed with a second bevel gear, the second bevel gear is fixedly connected to the outer wall of the screw, and a limiting component is provided inside the bottom plate.

Preferably, the limiting assembly includes a first slide groove, the first slide groove is opened inside the bottom plate, a first slider is slidably connected inside the first slide groove, a first side rod is fixedly connected to a side wall of the first slider, a connecting rod is sleeved on an outer wall of the first side rod, a second side rod passes through the connecting rod, a fixed block is fixedly connected to the side wall of the second side rod, and the fixed block is fixedly connected to the bottom end of the base.

Preferably, the clamping mechanism includes a second slide groove, which is opened inside the base, a second slider is slidably connected inside the second slide groove, a first spring is fixedly connected to the outer wall of the second slider, the other end of the first spring is fixedly connected to the inner wall of the second slide groove, a splint is fixedly connected to the top of the second slider, the side wall of the splint fits the outer wall of the lamp module, and a movable component is arranged inside the splint.

Preferably, the movable component includes a fixing groove, which is opened inside the splint, the inner wall of the fixing groove is fixedly connected to a second spring, the other end of the second spring is fixedly connected to a movable rod, the side wall of the movable rod is fixedly connected to a side block, and the side wall of the side block fits the outer wall of the lamp module.

Preferably, a third sliding groove is provided inside the movable rod, a third sliding block is slidably connected inside the third sliding groove, and a side wall of the third sliding block is fixedly connected to an inner wall of the fixed groove.

Preferably, a heat dissipation net is fixedly connected to the inner wall of the base, and two groups of the heat dissipation nets are provided.

Compared with the prior art, the beneficial effects of the utility model are:

1. By setting up an adjustment mechanism, the height of the base can be adjusted by driving the motor under the cooperation of the screw and the bottom plate, so that the height of the projector body and the base can be moved synchronously until the image or video projected by the base reaches the center of the screen, and then the motor can be turned off, so that it is convenient for teachers to teach ideological and political education, and then it is convenient for students to watch the picture;

2. By providing a clamping mechanism and a clamping plate, under the elastic action of the first spring, the clamping plate can clamp the side wall of the projector body; by providing a side block, under the elastic action of the second spring, the side block can limit the side wall of the projector body, so that the projector body can be more stable after being placed on the base surface, thereby improving the stability of the projector body.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the three-dimensional structure of the utility model;

FIG2 is a partial schematic diagram of the three-dimensional structure section of the adjustment mechanism of the utility model;

FIG3 is an enlarged schematic diagram of the structure of point A in FIG2 of the present utility model;

FIG4 is an enlarged schematic diagram of the structure at B in FIG2 of the present utility model;

FIG5 is an enlarged schematic diagram of the structure at C in FIG1 of the present utility model;

FIG6 is a partial schematic diagram of a three-dimensional cross-sectional structure of a splint of the utility model;

FIG. 7 is a schematic diagram of the three-dimensional structure of the practical base, the second slide groove and the heat dissipation net.

In the figure: 1. projector body; 2. lamp module; 3. base; 411. fixing rod; 412. screw rod; 413. bottom plate; 414. side plate; 415. motor; 416. rotating rod; 417. first bevel gear; 418. second bevel gear; 419. first slide groove; 420. first slider; 421. first side rod; 422. connecting rod; 423. second side rod; 424. fixing block; 511. second slide groove; 512. second slider; 513. first spring; 514. clamping plate; 515. fixing groove; 516. second spring; 517. movable rod; 518. third slide groove; 519. third slider; 520. side block; 521. heat dissipation net.

Detailed ways

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Please refer to Figures 1, 2, 3 and 4. The utility model provides a technical solution: a projector with an adjustment mechanism, comprising a projector body 1, a lamp module 2 and a base 3, wherein the lamp module 2 is fixedly installed inside the projector body 1, the base 3 is attached to the bottom end of the projector body 1, and a clamping mechanism is arranged inside the base 3;

The bottom end of the base 3 is provided with an adjustment mechanism, which includes a fixing rod 411, the bottom end of the base 3 is fixedly connected to the fixing rod 411, the fixing rod 411 is rotatably connected inside the fixing rod 411, the bottom end of the screw 412 is rotatably connected to the surface of the bottom plate 413, the top of the bottom plate 413 is fixedly connected to the side plate 414, the side wall of the side plate 414 is fixedly connected to the motor 415, the output end of the motor 415 is fixedly connected to the rotating rod 416, the side wall of the rotating rod 416 is fixedly connected to the first bevel gear 417, the side wall of the first bevel gear 417 is meshed with the second bevel gear 418, the second bevel gear 418 is fixedly connected to the outer wall of the screw 412, and a limiting component is provided inside the bottom plate 413, the limiting component includes a first slide groove 419, the first slide groove 419 is opened inside the bottom plate 413, and the second bevel gear 418 is fixedly connected to the outer wall of the screw 412. A first slider 420 is slidably connected inside a slide groove 419, and a first side rod 421 is fixedly connected to the side wall of the first slider 420. A connecting rod 422 is sleeved on the outer wall of the first side rod 421, and a second side rod 423 runs through the inside of the connecting rod 422. A fixing block 424 is fixedly connected to the side wall of the second side rod 423. The fixing block 424 is fixedly connected to the bottom end of the base 3. By providing an adjustment mechanism, the height of the base 3 can be adjusted by driving the motor 415 with the cooperation of the screw 412 and the bottom plate 413, so that the height of the projector body 1 can be moved synchronously with the base 3, until the image or video projected by the base 3 reaches the center of the screen, and then the motor 415 can be turned off, so that it is convenient for teachers to teach ideological and political education, and then it is convenient for students to watch the picture.

Please refer to Figures 1, 5, 6 and 7. In order to clamp the projector body 1, the clamping mechanism includes a second slide groove 511, the second slide groove 511 is opened inside the base 3, a second slider 512 is slidably connected inside the second slide groove 511, a first spring 513 is fixedly connected to the outer wall of the second slider 512, the other end of the first spring 513 is fixedly connected to the inner wall of the second slide groove 511, a clamping plate 514 is fixedly connected to the top of the second slider 512, the side wall of the clamping plate 514 fits the outer wall of the lamp module 2, a movable component is arranged inside the clamping plate 514, and the movable component includes a fixing groove 515, the fixing groove 515 is opened inside the clamping plate 514, a second spring 516 is fixedly connected to the inner wall of the fixing groove 515, the other end of the second spring 516 is fixedly connected to a movable rod 517, and the side wall of the movable rod 517 is fixed A side block 520 is connected, and the side wall of the side block 520 fits the outer wall of the lamp module 2. A third slide groove 518 is opened inside the movable rod 517, and a third slider 519 is slidably connected inside the third slide groove 518. The side wall of the third slider 519 is fixedly connected to the inner wall of the fixed groove 515. The inner wall of the base 3 is fixedly connected with a heat dissipation net 521. Two groups of heat dissipation nets 521 are arranged. By providing a clamping mechanism and a clamping plate 514, under the elastic action of the first spring 513, the clamping plate 514 can clamp the side wall of the projector body 1. By providing a side block 520, under the elastic action of the second spring 516, the side block 520 can limit the side wall of the projector body 1, so that the projector body 1 can be more stable after being placed on the surface of the base 3, thereby improving the stability of the projector body 1.

Working principle: First, by starting the motor 415, the rotating rod 416 drives the first bevel gear 417 to rotate, so that the first bevel gear 417 meshes with the side wall of the second bevel gear 418, so that the second bevel gear 418 drives the screw 412 to rotate synchronously, and the screw 412 rotates at the top of the bottom plate 413, so that the screw 412 rotates inside the fixed rod 411, and the fixed rod 411 drives the base 3 to move, so that the projector body 1 moves synchronously with the height of the base 3, and through the height movement of the base 3, the base 3 drives the fixed block 424 to fix. The second side rod 423 connected to the base 421 moves synchronously, so that the connecting rod 422 rotates on the outer wall of the second side rod 423, so that the bottom end of the connecting rod 422 rotates inside the outer wall of the first side rod 421, and the connecting rod 422 drives the first slider 420 fixedly connected to the first side rod 421 to slide inside the first slide groove 419, so that the base 3 can be prevented from rotating when moving, thereby playing a limiting role, until the image or video projected by the base 3 reaches the center of the screen, the motor 415 can be turned off, so that it is convenient for teachers to teach ideological and political education, and then it is convenient for students to watch the picture;

The operator pulls the clamping plate 514 and the side block 520, and after placing the projector body 1 on the surface of the base 3, the clamping plate 514 can be loosened. Under the elastic action of the first spring 513, the second slider 512 can be quickly reset, so that the clamping plate 514 can fit the side wall of the projector body 1, and then can play a clamping role on the projector body 1. By pulling the side block 520, the side block 520 drives the movable rod 517 to move inside the fixing groove 515. When the side wall of the projector body 1 fits the side wall of the clamping plate 514, the side block 520 can be loosened. 16, the movable rod 517 fixedly connected to the side block 520 can be quickly reset under the elastic action of 16, so that the third slider 519 slides inside the third slide groove 518, thereby improving the stability of the movable rod 517 during movement, until the side block 520 fits against the side wall of the projector body 1, thereby limiting the projector body 1. By providing a heat dissipation net 521, the heat at the bottom of the projector body 1 can be dissipated. The above is the working process of the entire device, and the contents not described in detail in this specification belong to the existing technology known to professional and technical personnel in this field.

Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. Projector with adjustment mechanism, including projector main part (1), lamp module (2) and base (3), its characterized in that: the projector comprises a projector main body (1), wherein a lamp module (2) is fixedly arranged in the projector main body (1), a base (3) is attached to the bottom end of the projector main body (1), and a clamping mechanism is arranged in the base (3);

The utility model discloses a base, including base (3), base (3) bottom is provided with adjustment mechanism, adjustment mechanism includes dead lever (411), base (3) bottom fixedly connected with dead lever (411), inside rotation of dead lever (411) is connected with screw rod (412), screw rod (412) bottom rotates to be connected at bottom plate (413) surface, bottom plate (413) top fixedly connected with curb plate (414), curb plate (414) lateral wall fixedly connected with motor (415), motor (415) output fixedly connected with bull stick (416), bull stick (416) lateral wall fixedly connected with first conical gear (417), first conical gear (417) lateral wall meshing has second conical gear (418), second conical gear (418) fixedly connected with is at screw rod (412) outer wall, bottom plate (413) inside is provided with spacing subassembly.

2. A projector with an adjusting mechanism according to claim 1, wherein: the limiting assembly comprises a first sliding groove (419), the first sliding groove (419) is formed in the bottom plate (413), a first sliding block (420) is connected inside the first sliding groove (419) in a sliding mode, a first side rod (421) is fixedly connected to the side wall of the first sliding block (420), a connecting rod (422) is sleeved on the outer wall of the first side rod (421), a second side rod (423) penetrates through the connecting rod (422), a fixed block (424) is fixedly connected to the side wall of the second side rod (423), and the fixed block (424) is fixedly connected to the bottom end of the base (3).

3. A projector with an adjusting mechanism according to claim 1, wherein: the clamping mechanism comprises a second sliding groove (511), the second sliding groove (511) is formed in the base (3), a second sliding block (512) is connected to the second sliding groove (511) in a sliding mode, a first spring (513) is fixedly connected to the outer wall of the second sliding block (512), the other end of the first spring (513) is fixedly connected to the inner wall of the second sliding groove (511), a clamping plate (514) is fixedly connected to the top end of the second sliding block (512), the side wall of the clamping plate (514) is attached to the outer wall of the lamp module (2), and a movable assembly is arranged inside the clamping plate (514).

4. A projector with an adjusting mechanism according to claim 3, characterized in that: the movable assembly comprises a fixed groove (515), the fixed groove (515) is formed in the clamping plate (514), a second spring (516) is fixedly connected to the inner wall of the fixed groove (515), a movable rod (517) is fixedly connected to the other end of the second spring (516), a side block (520) is fixedly connected to the side wall of the movable rod (517), and the side wall of the side block (520) is attached to the outer wall of the lamp module (2).

5. The projector with an adjustment mechanism according to claim 4, wherein: a third sliding groove (518) is formed in the movable rod (517), a third sliding block (519) is connected in the third sliding groove (518) in a sliding mode, and the side wall of the third sliding block (519) is fixedly connected to the inner wall of the fixed groove (515).

6. A projector with an adjusting mechanism according to claim 3, characterized in that: the inner wall of the base (3) is fixedly connected with a heat dissipation net (521), and the heat dissipation net (521) is provided with two groups.