CN215981663U

CN215981663U - Projector convenient to mount for computer teaching material display

Info

Publication number: CN215981663U
Application number: CN202122491227.9U
Authority: CN
Inventors: 王梦廷
Original assignee: West Anhui University
Current assignee: West Anhui University
Priority date: 2021-10-16
Filing date: 2021-10-16
Publication date: 2022-03-08
Anticipated expiration: 2031-10-16

Abstract

The utility model discloses an easy-to-install projector for displaying computer teaching materials, which comprises a projector body, a fixing plate is installed on the projector body, and an L is connected to the fixing plate through an adjusting mechanism for adjusting the projection angle. The L-shaped connecting rod is provided with an installation mechanism that is convenient for the installation of the projector body; the installation mechanism includes a fixing rod installed at one end of the L-shaped connecting rod, and two symmetrically arranged on the fixing rod are installed There is a mounting plate above the L-shaped connecting rod, a plurality of mounting holes are opened on the mounting plate, and a mounting pipe is installed on the end face of the mounting plate facing the L-shaped connecting rod. The installation and disassembly of the entire projector body of the utility model are simple and convenient to implement, and the projector body only needs to be pushed and rotated according to a certain angle to complete the installation and disassembly of the projector body, thereby improving the installation and disassembly of the projector. efficiency.

Description

Projector convenient to mount for computer teaching material display

Technical Field

The utility model belongs to the technical field of projectors, and particularly relates to a projector convenient to mount and used for computer teaching material display.

Background

A projector is an optical instrument that magnifies the contour of a workpiece using an optical element and projects the magnified contour onto a screen, and is widely used in many fields such as conferences and teaching. Generally, a projector is mounted on a ceiling through a bracket.

Computer teaching often needs to use the projecting apparatus to demonstrate, in order to reduce the cost of teaching, when carrying out computer teaching in the place of difference, often uses same projecting apparatus to install in the teaching place of difference, but the installation operation of current projecting apparatus is connected through the mounting means of screw thread, and the installation of screw thread and disassembling are comparatively inconvenient, and further the installation effectiveness that causes the projecting apparatus is lower.

The present invention has been made in view of this situation.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the defects of the prior art, and provide a projector which is used for displaying computer teaching materials and is convenient to mount, and in order to solve the technical problem, the basic concept of the technical scheme adopted by the utility model is as follows:

a projector convenient to mount for computer teaching material display comprises a projector body, wherein a fixing plate is mounted on the projector body, the fixing plate is connected with an L-shaped connecting rod through an adjusting mechanism for adjusting a projection angle, and a mounting mechanism convenient for mounting the projector body is arranged on the L-shaped connecting rod;

installation mechanism is including installing the dead lever in L type connecting rod one end, install the fixed pin that two mutual symmetries set up on the dead lever, the top of L type connecting rod is provided with the mounting panel, a plurality of mounting holes have been seted up on the mounting panel, the mounting panel is by installing the installation pipe on the terminal surface to L type connecting rod, vertical spout, horizontal spout and spacing draw-in groove have been seted up to the symmetry on the installation pipe, are located with one side communicate with each other between vertical spout, horizontal spout and the spacing draw-in groove and set up, match the setting each other between fixed pin and vertical spout, horizontal spout and the spacing draw-in groove, the inside of installation pipe is provided with the promotion subassembly of installation usefulness.

The pushing assembly comprises a sliding plate, the sliding plate is connected to the inner wall of the installation pipe in a sliding mode through the sliding assembly, a first spring is fixed to the inner wall of the installation pipe, and the other end of the first spring is fixed to the upper end face of the sliding plate.

The sliding assembly comprises a plurality of sliding grooves formed in the inner wall of the installation pipe, each sliding groove is connected with a sliding block matched with the sliding groove in a sliding mode, and each sliding block is fixed with the sliding plate.

Adjustment mechanism is including fixing the fixed pipe on the fixed plate lateral wall, the operation chamber has been seted up to the inside of fixed pipe, be provided with first awl profile on the operation chamber, the inside sliding connection in operation chamber has the sliding block, be provided with the second toper profile on the lateral wall of sliding block, match the setting each other between first awl profile and the second toper profile, be provided with the second spring on the inside in operation chamber, the both ends of second spring offset the setting with the inner wall in sliding block and operation chamber respectively, the one end of L type connecting rod is run through fixed pipe and is fixed mutually with the one end of sliding block.

And the side walls of the first conical surface and the second conical surface which are abutted to each other are provided with anti-skidding bulges.

The fixed rod is rotatably connected to one end of the L-shaped connecting rod.

After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects.

1. The projector body is simple to mount and dismount, and convenient to implement, and can be mounted and dismounted only by pushing and rotating the projector body according to a certain angle, so that the mounting efficiency of the projector is improved.

2. In the process that the fixed rod slides in the installation tube, the sliding plate pushes the fixed rod under the action of the elastic force of the first spring, so that the fixed pin is clamped in the limiting clamping groove more stably, and the quality of installation and fixation of the projector body is further improved.

3. According to the utility model, after the projector body is installed, the projection angle of the projector body can be adjusted through operation, so that the projection operation of the projector is more convenient.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model to its proper form. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a schematic view of the overall configuration of the present invention;

FIG. 2 is a schematic view of the mounting mechanism of the present invention;

FIG. 3 is a schematic view of a pushing assembly according to the present invention;

FIG. 4 is a schematic view of the internal structure of the adjusting mechanism of the present invention;

FIG. 5 is an enlarged view taken at A in FIG. 2;

FIG. 6 is an enlarged view at B in FIG. 3;

fig. 7 is an enlarged view at C in fig. 4.

In the figure: 1. a projector body; 2. a fixing plate; 3. an adjustment mechanism; 301. a fixed tube; 302. an operating chamber; 303. a first tapered surface; 304. a slider; 305. a second tapered surface; 306. a second spring; 4. an L-shaped connecting rod; 5. an installation mechanism; 501. fixing the rod; 502. a fixing pin; 503. mounting a plate; 504. mounting holes; 505. installing a pipe; 506. a vertical chute; 507. a horizontal chute; 508. a limiting clamping groove; 6. a pushing assembly; 601. a sliding plate; 602. a first spring; 7. a sliding groove.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 to 7, a projector for displaying computer teaching materials, which is convenient to mount, comprises a projector body 1, wherein a fixing plate 2 is mounted on the projector body 1, the fixing plate 2 is connected with an L-shaped connecting rod 4 through an adjusting mechanism 3 for adjusting a projection angle, and a mounting mechanism 5 for mounting the projector body 1 is arranged on the L-shaped connecting rod 4;

the mounting mechanism 5 comprises a fixing rod 501 arranged at one end of an L-shaped connecting rod 4, two fixing pins 502 which are symmetrically arranged are arranged on the fixing rod 501, a mounting plate 503 is arranged above the L-shaped connecting rod 4, a plurality of mounting holes 504 are arranged on the mounting plate 503, a mounting pipe 505 is arranged on the mounting plate 503 close to the end surface of the L-shaped connecting rod 4, a vertical sliding groove 506, a horizontal sliding groove 507 and a limiting clamping groove 508 are symmetrically arranged on the mounting pipe 505, the vertical sliding groove 506, the horizontal sliding groove 507 and the limiting clamping groove 508 on one side are communicated, the fixing pins 502, the vertical sliding groove 506, the horizontal sliding groove 507 and the limiting clamping groove 508 are matched with each other, a pushing component 6 for mounting is arranged inside the mounting pipe 505, the mounting and dismounting operation of the whole projector body 1 is simple and convenient to implement, and only the projector body 1 needs to be pushed and rotated according to a certain angle, the projector body 1 can be mounted and dismounted, and the mounting efficiency of the projector is improved.

The pushing assembly 6 comprises a sliding plate 601, the sliding plate 601 is connected to the inner wall of the installation pipe 505 in a sliding mode through the sliding assembly, a first spring 602 is fixed to the inner wall of the installation pipe 505, the other end of the first spring 602 is fixed to the upper end face of the sliding plate 601, the fixing pin 502 can be clamped in the limiting clamping groove 508 more stably, and the quality of installation and fixation of the projector body 1 is further improved.

The sliding assembly comprises a plurality of sliding grooves 7 formed in the inner wall of the installation pipe 505, sliding blocks matched with the sliding grooves 7 are connected to the sliding grooves 7 in a sliding mode, the sliding blocks are fixed with the sliding plate 601, and the sliding grooves 7 and the sliding blocks are used for limiting and guiding the movement of the sliding plate 601 so that the sliding plate 601 is more stable in transmission.

Adjustment mechanism 3 is including fixing fixed pipe 301 on fixed plate 2 lateral wall, operation chamber 302 has been seted up to fixed pipe 301's inside, be provided with first conical surface 303 on the operation chamber 302, the inside sliding connection of operation chamber 302 has sliding block 304, be provided with second conical surface 305 on sliding block 304's the lateral wall, match the setting each other between first conical surface 303 and the second conical surface 305, be provided with second spring 306 on the inside of operation chamber 302, the both ends of second spring 306 offset the setting with the inner wall of sliding block 304 and operation chamber 302 respectively, the one end of L type connecting rod 4 is run through fixed pipe 301 and is fixed mutually with the one end of sliding block 304, can realize adjusting the projecting angle of projecting apparatus body 1, the projection operation of the projecting apparatus of being convenient for more.

All be provided with the non-slip raised on the lateral wall that first conical surface 303 and second conical surface 305 offseted, through non-slip raised, improve the interact power between first conical surface 303 and the second conical surface 305, the angle adjustment rear projector body 1's of being convenient for more fixed.

Dead lever 501 rotates and connects the one end at L type connecting rod 4, and the projecting direction of projecting apparatus body 1 is adjusted through the rotation of dead lever 501 to the projecting apparatus body 1 installation back of being convenient for.

In the using process of the projector, firstly, mounting the mounting plate 503 on each field to be projected and displayed, after the mounting plate 503 is mounted, when the projector body 1 is required to be mounted on the mounting plate 503, aligning two fixing pins 502 on the fixing rod 501 with two vertical sliding grooves 506 on the mounting tube 505, pushing the fixing rod 501 into the mounting tube 505 under the action of external force, enabling the fixing pins 502 to slide on the vertical sliding grooves 506, rotating the whole projector body 1 along with the sliding of the fixing pins 502 on the vertical sliding grooves 506, when the fixing pins 502 abut against one end of the vertical sliding grooves 506, enabling the fixing pins 502 on the fixing rod 501 to slide on the horizontal sliding grooves 507 in the rotating process of the projector body 1, when the fixing pins 502 rotate to the upper side of the limit clamping grooves 508, loosening the rotation of the projector body 1, enabling the fixing pins 502 on the fixing rods 501 to slide towards the inner side of the limit clamping grooves 508 under the action of the self gravity of the projector body 1, fixing the fixing pin 502 on the fixing rod 501 on the mounting tube 505, further completing the mounting of the projector body 1, when the projector body 1 needs to be disassembled and mounted elsewhere, pushing the projector body 1 and then rotating the same, so that the fixing pin 502 on the fixing rod 501 slides in the limit clamping groove 508, the horizontal sliding groove 507 and the vertical sliding groove 506 respectively, finally slides out of the mounting tube 505, and completes the dismounting of the projector body 1, the whole projector body 1 is simple in mounting and dismounting operation and convenient to implement, and the projector body 1 can be mounted and dismounted only by pushing and rotating the projector body 1 according to a certain angle, so that the mounting efficiency of the projector is improved;

then, in the process that the fixing rod 501 slides in the installation tube 505, the fixing rod 501 pushes the sliding plate 601 in the installation tube 505, so that the sliding plate 601 slides in the installation tube 505, in the process that the sliding plate 601 slides, the first spring 602 is stressed and compressed to generate elastic force, after the fixing pin 502 on the fixing rod 501 is clamped in the limiting clamping groove 508, the sliding plate 601 pushes the fixing rod 501 under the elastic force of the first spring 602, so that the fixing pin 502 is clamped in the limiting clamping groove 508 more stably, and the quality of installation and fixation of the projector body 1 is further improved;

finally, after the projector body 1 is installed, when projection operations at different angles are required, the projector body 1 is pushed towards the L-shaped connecting rod 4, in the pushing process, the first tapered surface 303 inside the operating cavity 302 is no longer abutted against the second tapered surface 305 on the sliding block 304, at this time, the projector body 1 can be rotated, the projector body 1 rotates around the L-shaped connecting rod 4, the angle of projection of the projector body 1 is adjusted, after the angle adjustment is completed, the pushing of the projector body 1 is released, under the action of the second spring 306, the second tapered surface 305 on the sliding plate 601 is pushed to abut against the first tapered surface 303 inside the operating cavity 302, under the interaction between the first tapered surface 303 and the second tapered surface 305, the adjusted projector body 1 is fixed, and the angle of projection of the projector body 1 can be adjusted, the projection operation of the projector is facilitated.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A projector that is easy to install for display of computer teaching materials, comprising a projector body (1), characterized in that a fixing plate (2) is installed on the projector body (1), and the fixing plate (2) An L-shaped connecting rod (4) is connected with an adjustment mechanism (3) for adjusting the projection angle, and the L-shaped connecting rod (4) is provided with an installation mechanism (5) which is convenient for the installation of the projector body (1);

The mounting mechanism (5) comprises a fixing rod (501) mounted on one end of the L-shaped connecting rod (4), two fixing pins (502) symmetrically arranged on the fixing rod (501) are mounted, the L-shaped connecting rod (501) is A mounting plate (503) is arranged above the L-shaped connecting rod (4), the mounting plate (503) is provided with a plurality of mounting holes (504), and the mounting plate (503) is close to the L-shaped connecting rod (4) A mounting pipe (505) is installed on the end face of the mounting pipe (505), and a vertical chute (506), a horizontal chute (507) and a limit slot (508) are symmetrically opened on the mounting pipe (505), which are located on the side of the user. The vertical chute (506), the horizontal chute (507) and the limit card slot (508) are communicated with each other, and the fixing pin (502) is connected to the vertical chute (506) and the horizontal chute (507). ) and the limit card slot (508) are matched with each other, and a push assembly (6) for installation is arranged inside the installation tube (505).

2. A projector for easy installation of computer teaching materials according to claim 1, wherein the push assembly (6) comprises a sliding plate (601), and the sliding plate (601) slides through the sliding assembly connected to the inner wall of the installation pipe (505), a first spring (602) is fixed on the inner wall of the installation pipe (505), and the other end of the first spring (602) is in contact with the upper end surface of the sliding plate (601) fixed.

3. A projector that is easy to install for display of computer teaching materials according to claim 2, wherein the sliding assembly comprises a plurality of sliding grooves (7) opened on the inner wall of the installation pipe (505), each of which is The sliding groove (7) is slidably connected with a sliding block matched with it, and each sliding block is fixed to the sliding plate (601).

4. The projector that is easy to install for displaying computer teaching materials according to claim 1, wherein the adjusting mechanism (3) comprises a fixing pipe (301) fixed on the side wall of the fixing plate (2), An operation cavity (302) is opened inside the fixing tube (301), a first tapered surface (303) is arranged on the operation cavity (302), and a sliding block is slidably connected to the inside of the operation cavity (302). (304), a second tapered surface (305) is provided on the side wall of the sliding block (304), and the first tapered surface (303) and the second tapered surface (305) are arranged to match each other , a second spring (306) is arranged on the inside of the operating cavity (302), and the two ends of the second spring (306) are respectively set against the sliding block (304) and the inner wall of the operating cavity (302), so One end of the L-shaped connecting rod (4) penetrates the fixing pipe (301) and is fixed with one end of the sliding block (304).

5. A projector for easy installation of computer teaching materials according to claim 4, characterized in that, the side walls on which the first tapered surface (303) and the second tapered surface (305) abut against each other are both Anti-slip bumps are provided.

6 . The projector for easy installation of computer teaching materials according to claim 1 , wherein the fixing rod ( 501 ) is rotatably connected to one end of the L-shaped connecting rod ( 4 ). 7 .