CN108105566A - A 3D projector fixing device for multimedia teachers - Google Patents

Abstract

The invention relates to the technical field of projector fixing, in particular to a 3D projector fixing device for a multimedia teacher, which comprises a first shell, wherein a first fixing plate is fixedly connected to the upper end of the first shell, a fixing stud is installed at the left end of the first fixing plate, a nut is installed at the lower end of the fixing stud, a fixing block is fixedly connected in the first shell, a screw is installed at the lower end of the fixing block, an inverted U-shaped fixing piece is fixedly connected to the lower end of the fixing block, a j-shaped hook is arranged on the inverted U-shaped fixing piece, a second fixing plate is fixedly connected to the bottom end of the j-shaped hook, and sponges are fixedly connected to the left end and; the invention has novel design, complete functions and simple and quick dismounting device, can ensure the sealing performance of the device, avoid the interference of dust on the instrument, has the function of quickly dissipating the heat generated after the projector works, prolongs the service life of the projector, stabilizes the projector and avoids shaking.

Description

A 3D projector fixing device for multimedia teachers

technical field

The invention relates to the technical field of projector fixing, in particular to a 3D projector fixing device for multimedia teachers.

Background technique

With the advancement of science and technology, multimedia projector teaching has been widely used in teaching because of its vivid and efficient advantages. Select and use modern teaching media, and organically combine with traditional teaching methods, participate in the whole teaching process together, use various media information to act on students, form a reasonable teaching process structure, and achieve the optimal teaching effect. However, the sealing of the 3D projector Poor performance, long-term use will cause dust to enter the instrument, which will damage the instrument, and the problem of heat dissipation after work needs to be improved, so the demand for new multimedia teacher 3D projector fixtures is also increasing.

The traditional 3D projector fixing device has poor sealing. Long-term use will cause dust to enter the inside of the instrument, which will damage the instrument, and the heat will dissipate too slowly after work, which will reduce the service life of the projector. The traditional 3D projector fixing device installation It is more troublesome than disassembly, and a lot of time needs to be wasted to install and disassemble. Therefore, a 3D projector fixing device for multimedia teachers is proposed in view of the above problems.

Contents of the invention

The object of the present invention is to provide a 3D projector fixing device for multimedia teachers to solve the problems raised in the above-mentioned background technology.

To achieve the above object, the present invention provides the following technical solutions:

A 3D projector fixing device for multimedia teachers, comprising a first housing, the upper end of the first housing is fixedly connected with a first fixing plate, the left end of the first fixing plate is equipped with a fixing stud, and the fixing stud A nut is installed at the lower end, a fixing block is fixedly connected to the first housing, a screw is installed at the lower end of the fixing block, an inverted U-shaped fixing part is fixedly connected to the lower end of the fixing block, and the inverted U-shaped fixing part is provided with A j-shaped hook, the bottom end of the j-shaped hook is fixedly connected with a second fixed plate, the left and right ends of the second fixed plate are fixedly connected with sponges, the lower end of the second fixed plate is fixedly connected with an electric push rod, and the electric push rod The end of the push rod is fixedly connected with a push plate, the lower end of the push plate is fixedly connected with a projector, the left wall of the first housing is fixedly connected with a first motor, and the main shaft end of the first motor is fixedly connected with a rotating shaft. A cover plate is fixedly connected to the rotating shaft, a second casing is fixedly connected to the right wall of the first casing, a second water pipe is fixedly connected to the upper end of the second casing, and a second section is installed on the second water pipe. A water valve, the top of the second water pipe is fixedly connected to a water tank, the right end of the water tank is fixedly connected to a first water pipe, the first water pipe is fixedly connected to a first water-saving valve, and the end of the first water pipe is fixedly connected to a first Two casings, the right wall of the first casing has an air outlet, the right wall of the first casing has an air inlet, the second casing is fixedly connected with a serpentine tube, and the air inlet is fixedly connected There is a fixed rod, a second motor is fixedly connected to the fixed rod, and a fan is fixedly connected to the end of the main shaft of the second motor.

Preferably, the number of the fixing studs is four, and the fixing studs are installed at the four corners of the first fixing plate.

Preferably, there are two fixing blocks and two screws.

Preferably, there are two sponges, and the sponges are fixedly connected to the left and right ends of the second fixing plate.

Preferably, the length of the second fixing plate is smaller than the length of the first housing.

Compared with prior art, the beneficial effect of the present invention is:

1. In the present invention, the disassembly device is simple and fast by setting the inverted U-shaped fixing part and the j-shaped hook;

2. In the present invention, through the provided electric push rod and cover plate, the projector is pushed out when in use, and pulled back when not in use, so as to ensure the sealing of the device and avoid the interference of dust on the instrument;

3. In the present invention, the water tank and the second motor are used to reduce the temperature of the air entering the second casing, quickly dissipate the heat generated by the projector after operation, and prolong the service life of the projector;

4. In the present invention, the sponge stabilizes the projector and avoids shaking, has huge economic benefits and broad market prospects, and is worthy of promotion and use.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention;

Fig. 2 is a front view of the present invention;

Fig. 3 is a schematic diagram of the structure of the open state of the cover plate of the present invention;

Fig. 4 is a schematic diagram of the structure at A in Fig. 1 of the present invention.

In the figure: 1-fixing stud, 2-nut, 3-screw, 4-j-hook, 5-sponge, 6-second fixing plate, 7-electric push rod, 8-push plate, 9-projector, 10-cover plate, 11-first motor, 12-rotating shaft, 13-first fixing plate, 14-fixing block, 15-inverted U-shaped fixing piece, 16-water tank, 17-first water-saving valve, 18-the first Two water pipes, 19-second water-saving valve, 20-serpentine pipe, 21-second housing, 22-first water pipe, 23-first housing, 24-fixing rod, 25-second motor, 26- Fan, a-air outlet, b-air inlet.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Fig. 1-4, the present invention provides a kind of technical scheme:

A 3D projector fixing device for multimedia teachers, comprising a first housing 23, the upper end of the first housing 23 is fixedly connected with a first fixing plate 13, and the left end of the first fixing plate 13 is equipped with a fixing stud 1, The lower end of the fixed stud 1 is equipped with a nut 2, the first housing 23 is fixedly connected with a fixed block 14, the lower end of the fixed block 14 is equipped with a screw 3, and the lower end of the fixed block 14 is fixedly connected with an inverted U-shaped Fixing piece 15, described inverted U-shaped fixing piece 15 is provided with j-shaped hook 4, and the bottom end of described j-shaped hook 4 is fixedly connected with second fixing plate 6, and described second fixing plate 6 left and right ends are fixedly connected with Sponge 5, the lower end of the second fixing plate 6 is fixedly connected with an electric push rod 7, the end of the electric push rod 7 is fixedly connected with a push plate 8, the lower end of the push plate 9 is fixedly connected with a projector 9, and the first The left wall of the housing 23 is fixedly connected with the first motor 11, the main shaft end of the first motor 11 is fixedly connected with the rotating shaft 12, the cover plate 10 is fixedly connected with the rotating shaft 12, and the right wall of the first housing 23 is fixed A second housing 21 is connected, the upper end of the second housing 21 is fixedly connected with a second water pipe 18, a second water-saving valve 19 is installed on the second water pipe 18, and the top end of the second water pipe 18 is fixedly connected to There is a water tank 16, the right end of the water tank 16 is fixedly connected with a first water pipe 22, the first water pipe 22 is fixedly connected with a first water-saving valve 17, and the end of the first water pipe 22 is fixedly connected with a second casing 21, The right wall of the first housing 21 has an air outlet a, the right wall of the first housing 23 has an air inlet b, and the second housing 21 is fixedly connected with a serpentine pipe 20, and the air inlet A fixed rod 24 is fixedly connected inside b, and a second motor 25 is fixedly connected to the fixed rod 24 , and a fan 26 is fixedly connected to the main shaft end of the second motor 25 .

The number of the fixed studs is four, and the fixed studs 1 are installed at the four corners of the first fixed plate 13, which can firmly install the device on the wall. The number of the 14 fixed blocks is two. The number of 3 is two, and the U-shaped fixing part 15 is fixed to carry the weight of the projector 9. The number of the 5 sponges is two, and the sponge 5 is fixedly connected to the left and right ends of the second fixing plate 6, which can firmly The second fixing plate 6 prevents shaking. The length of the second fixing plate 6 is less than the length of the first housing 23, and the structure is reasonable.

In the present invention, at first the fixing stud 1 is fixed on the body of wall, the first fixing plate 13 is installed on the fixing stud 1, and the nut 2 is screwed to fix the device, because the inverted U-shaped fixing part 15 is fixed on the fixing block 14 , the j-shaped hook is hung on the inverted U-shaped fixing part 15, and the sponge 5 stabilizes the interior to prevent shaking and affect the use of the projector 9. When the projector 9 is used, the first motor 11 works to drive the rotating shaft 12, and the cover 10 is opened. , the electric push rod 7 pushes out the projector 9. When not in use, the cover plate 10 is closed, the electric push rod 7 is withdrawn, the first water valve 17 is opened, the water in the water tank 16 flows down along the first water pipe 22, and the second motor 25 rotates. The hot air that projector 9 distributes is blown into serpentine pipe 20, and water flow contacts serpentine pipe 20, absorbs the heat in the air, and cold air will go out a from air outlet, and device work is finished.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (5)

1. A 3D projector fixing device for multimedia teachers, comprising a first housing (23), characterized in that: the upper end of the first housing (23) is fixedly connected with a first fixing plate (13), and the first A fixing stud (1) is installed on the left end of a fixing plate (13), a nut (2) is installed on the lower end of the fixing stud (1), and a fixing block (14) is fixedly connected inside the first housing (23) , the lower end of the fixed block (14) is equipped with a screw (3), the lower end of the fixed block (14) is fixedly connected with an inverted U-shaped fastener (15), and the inverted U-shaped fastener (15) is provided with j type hook (4), the bottom end of the j-shaped hook (4) is fixedly connected with a second fixed plate (6), and the left and right ends of the second fixed plate (6) are fixedly connected with a sponge (5), and the second fixed plate (6) is fixedly connected with a sponge (5). The lower end of the second fixed plate (6) is fixedly connected with an electric push rod (7), the end of the electric push rod (7) is fixedly connected with a push plate (8), and the lower end of the push plate (9) is fixedly connected with a projector (9) ), the left wall of the first casing (23) is fixedly connected with the first motor (11), the main shaft end of the first motor (11) is fixedly connected with the rotating shaft (12), and the rotating shaft (12) is fixed A cover plate (10) is connected, a second casing (21) is fixedly connected to the right wall of the first casing (23), and a second water pipe (18) is fixedly connected to the upper end of the second casing (21) , the second water pipe (18) is equipped with a second water-saving valve (19), the top of the second water pipe (18) is fixedly connected with a water tank (16), and the right end of the water tank (16) is fixedly connected with a first A water pipe (22), the first water pipe (22) is fixedly connected with a first water-saving valve (17), the end of the first water pipe (22) is fixedly connected with a second housing (21), the first The right wall of the casing (23) has an air outlet (a), the right wall of the first casing (23) has an air inlet (b), and the second casing (21) is fixedly connected with a serpentine tube (20), the air inlet (b) is fixedly connected with a fixed rod (24), the fixed rod (24) is fixedly connected with a second motor (25), and the end of the main shaft of the second motor (25) is fixed A fan (26) is attached. 2. A 3D projector fixing device for multimedia teachers according to claim 1, characterized in that: the number of the fixing studs (1) is four, and the fixing studs (1) are installed on the first fixing Plate (13) corners. 3. A 3D projector fixing device for multimedia teachers according to claim 1, characterized in that there are two fixing blocks (14) and two screws (3). 4. A 3D projector fixing device for multimedia teachers according to claim 1, characterized in that: the number of the sponges (5) is two, and the sponges (5) are fixedly connected to the second fixing plate (6 ) left and right ends. 5. The 3D projector fixing device for multimedia teachers according to claim 1, characterized in that: the length of the second fixing plate (6) is smaller than the length of the first casing (23).