CN211423837U - Fixing mechanism of projector for conference audio-visual engineering - Google Patents

Abstract

The utility model discloses a fixed establishment of projecting apparatus for audio-visual engineering of meeting, including cylinder, upper cover plate, servo motor and round pin axle, the fixed plate is installed to the cylinder upper end, fixed plate and cylinder welded fastening, two fixed ears are installed to the upper cover plate upper end, the cylinder inserts and connects through the articulated of round pin axle between the fixed ear, round pin axle both ends extend to fixed ear outer end, the inside round hole that is equipped with of round pin axle one end, and the inside pivot of inserting servo motor of round hole, servo motor's pivot and the epaxial screw hole that is equipped with of round pin, the spiral round pin is installed to the inside spiral of screw hole. The utility model discloses, control the angle control of projecting apparatus through installation servo motor, through installing electronic gyro wheel, through becoming the gear form with electronic gyro wheel external design, can guarantee, the stability of roll in-process, and can not take place the slip process, play through the installation backplate and block the effect to the projecting apparatus.

Description

Fixing mechanism of projector for conference audio-visual engineering

Technical Field

The utility model relates to an apparatus technical field is fixed to the projecting apparatus, specifically is a fixing mechanism of projecting apparatus for audio-visual engineering of meeting.

Background

At present, in life, a projector can be seen frequently, or the projector is an indispensable part in work, the projector can well show the content on a computer, so that more people can see the projector conveniently, the projector is also called a projector, is equipment capable of projecting images or videos onto a curtain, can be connected with the computer, a VCD, a DVD, a BD, a game machine, a DV and the like through different interfaces to play corresponding video signals, a plurality of companies are provided with a projector bracket in a conference room at present, the projector is fixed above the projector, but in the existing fixing mode, people are often required to stand on a tool to adjust the direction of dizziness and the size of projection, how to arrange a fixing mechanism, the remote automatic adjusting function can be carried out, and a user can use the projector more conveniently

Disclosure of Invention

An object of the utility model is to provide a video-audio for engineering projecting apparatus's of meeting fixed establishment to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fixed establishment of projecting apparatus for audio-visual engineering of meeting, includes cylinder, upper cover plate, servo motor and round pin axle, the fixed plate is installed to the cylinder upper end, fixed plate and cylinder welded fastening, two fixed ears are installed to the upper cover plate upper end, the cylinder inserts and connects through the round pin axle is articulated between the fixed ear, round pin axle both ends extend to fixed ear outer end, the inside round hole that is equipped with of round pin axle one end, and the inside pivot that inserts servo motor of round hole, servo motor's pivot is equipped with the screw hole with selling the axle, the spiral round pin is installed to the inside spiral of screw hole.

Preferably, the connecting plate is installed to the upper cover plate lower extreme, pass through screw fixed connection between connecting plate and the upper cover plate, connecting plate lower extreme fixed mounting has the bottom plate, welded fastening between bottom plate and the connecting plate.

Preferably, the back plate is installed on the back face of the bottom plate, the heat dissipation port is formed in the back plate, the two rails are installed on the bottom plate and symmetrically installed, and the inside of each rail is of a hollow structure and is in a convex shape.

Preferably, the track internally mounted has the rack, the rack is two, and pastes on the track inner wall, install electronic gyro wheel on the rack, connect through the connecting axle between the electronic gyro wheel, the outside cover of connecting axle has the bearing, the bearing is embedded into in the connecting rod, the board is placed to the connecting rod upper end is installed.

Preferably, the outer part of the electric roller is in a gear shape, and the outer part of the electric roller is in gear shape and is attached to a gear groove on a gear rack.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model controls the angle control of the projector by installing the servo motor, namely, the servo motor is controlled to rotate by the remote module, the servo motor can drive the pin shaft to rotate, the pin shaft is fixedly connected with the fixed lug, the pin shaft is hinged with the cylinder, so the pin shaft rotates to drive the fixed lug to rotate, thereby the upper cover plate is driven, because the upper cover plate is connected with the bottom plate by the connecting plate, the bottom plate can also rotate, thereby the projector generates angle rotation, thereby angle adjustment is carried out, through installing the electric roller, the projector can move back and forth, thereby near and far adjustment is carried out, namely, the electric roller rolls on the gear strip, thereby the connecting rod is driven to move, the placing plate is driven by the connecting rod to move, thereby the projector is driven to move, near and far adjustment is realized, through designing the outer part of the electric roller into the gear shape, thereby, the sliding process can not occur, the projector is blocked by the mounting of the back plate, and the structure is simple and easy to popularize and use.

Drawings

Fig. 1 is a front view of a fixing mechanism of a projector for conference audio-visual engineering according to the present invention;

fig. 2 is the utility model relates to an audio-visual engineering projecting apparatus's of meeting fixed establishment's electronic gyro wheel structure chart.

In the figure: 1-fixing the plate; 2-column; 3-between the motors; 4-a servo motor; 5-a back plate; 6-screw; 7-upper cover plate; 8-a heat dissipation port; 9-a pin shaft; 10-a connecting rod; 11-placing a plate; 12-a track; 13-electric rollers; 14-a connecting shaft; 15-a bearing; 16-a gear rack; 17-a base plate; 18-a threaded hole; 19-a screw pin; 20-fixing the ear; 21-connecting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides an embodiment: a fixing mechanism of a projector for conference audio-visual engineering comprises a cylinder 2, an upper cover plate 7, a servo motor 4 and a pin shaft 9, wherein a fixing plate 1 is installed at the upper end of the cylinder 2, the fixing plate 1 and the cylinder 2 are fixedly welded, two fixing lugs 20 are installed at the upper end of the upper cover plate 7, the cylinder 2 is inserted into the fixing lugs 20 and is connected in a hinged mode through the pin shaft 9, two ends of the pin shaft 9 extend to the outer ends of the fixing lugs 20, a round hole is formed in one end of the pin shaft 9, a rotating shaft of the servo motor 4 is inserted into the round hole, a threaded hole 18 is formed in the rotating shaft of the servo motor 4 and the pin shaft 9, a spiral pin 19 is spirally installed in the threaded hole 18, a connecting plate 21 is installed at the lower end of the upper cover plate 7, the connecting plate 21 is fixedly connected with the upper cover plate 7 through a screw 6, the utility model discloses a motor-driven roller, including bottom plate 17 back mounted, be equipped with thermovent 8 on the backplate 5, install track 12 above the bottom plate 17, track 12 is two, and the symmetry installation, track 12 is inside to be hollow structure, and is the type of calligraphy, track 12 internally mounted has rack 16, rack 16 is two, and pastes on 12 inner walls of track, install electronic gyro wheel 13 on the rack 16, connect through connecting axle 14 between the electronic gyro wheel 13, 14 outside covers of connecting axle have bearing 15, bearing 15 is embedded into in connecting rod 10, connecting rod 10 upper end is installed and is placed board 11, electronic gyro wheel 13 is outside to be the gear form, the gear groove laminating on electronic gyro wheel 13 is outside for the gear form and rack 16.

The specific use mode is as follows: the utility model discloses in operation, fix the projecting apparatus to placing the board 11, utilize servo motor 4 to control the angle control of projecting apparatus, utilize remote module control servo motor 4 to rotate, servo motor 4 rotates and can drive round pin axle 10 to rotate, and round pin axle 10 has fixed ear 20 fixed connection, round pin axle 10 is articulated with cylinder 2, thereby round pin axle 9 rotates and drives fixed ear 20 to rotate, thereby drive upper cover plate 7, because upper cover plate 7 is connected with bottom plate 17 through the connecting plate, therefore bottom plate 17 also can rotate, thereby the projecting apparatus takes place the angular rotation, thereby carry out the angle modulation;

wherein, utilize electronic gyro wheel 13, can carry out the projecting apparatus back-and-forth movement to near far regulation, electronic gyro wheel 13 rolls at gear rack 16, thereby drives connecting rod 10 and removes, utilizes connecting rod 10 to drive and places the board and remove, thereby drives the projecting apparatus and removes, realizes near far regulation, utilizes to become the gear form with electronic gyro wheel 13 external design, can guarantee, the stability of roll in-process, and can not take place the slip process.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. The utility model provides a fixed establishment of audio-visual for engineering projecting apparatus of meeting, includes cylinder (2), upper cover plate (7), servo motor (4) and round pin axle (9), its characterized in that: fixed plate (1) is installed to cylinder (2) upper end, fixed plate (1) and cylinder (2) welded fastening, two fixed ears (20) are installed to upper cover plate (7) upper end, cylinder (2) are inserted and are connected through round pin axle (9) are articulated between fixed ear (20), round pin axle (9) both ends extend to fixed ear (20) outer end, round pin axle (9) one end inside is equipped with the round hole, and the inside pivot of inserting servo motor (4) of round hole, be equipped with screw hole (18) on the pivot of servo motor (4) and round pin axle (9), spiral round pin (19) are installed to the inside spiral of screw hole (18).

2. The fixing mechanism of the projector for conference video and audio engineering according to claim 1, wherein: connecting plate (21) is installed to upper cover plate (7) lower extreme, pass through screw (6) fixed connection between connecting plate (21) and upper cover plate (7), connecting plate (21) lower extreme fixed mounting has bottom plate (17), welded fastening between bottom plate (17) and connecting plate (21).

3. The fixing mechanism of the projector for conference video and audio engineering according to claim 2, wherein: bottom plate (17) back mounted has backplate (5), be equipped with thermovent (8) on backplate (5), install track (12) above bottom plate (17), track (12) are two, and the symmetry installation, track (12) inside is hollow structure, and is the type of protruding.

4. The fixing mechanism of the projector for conference video and audio engineering according to claim 3, wherein: track (12) internally mounted has rack (16), rack (16) are two, and paste on track (12) inner wall, install electronic gyro wheel (13) on rack (16), connect through connecting axle (14) between electronic gyro wheel (13), connecting axle (14) outside cover has bearing (15), during bearing (15) are embedded into connecting rod (10), place board (11) are installed to connecting rod (10) upper end.

5. The fixing mechanism of the projector for conference video and audio engineering according to claim 4, wherein: the outside of the electric roller (13) is in a gear shape, and the outside of the electric roller (13) is in a gear shape and is attached to a gear groove on the gear rack (16).

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