CN206863978U - A kind of multimedia teaching apparatus based on computer technology - Google Patents

Abstract

The utility model discloses a multimedia teaching device based on computer technology, which comprises a cabinet, a display, a display cover, a projector, a projector cover, a host and a side cover, and the inside of the cabinet is provided with a display, a projector and a host. The bottoms of the display and the projector are connected by damping telescopic rods, and the mounting brackets inside the cabinet allow the display and the projector to rise and fall, and the upper end of the cabinet is provided with inlets and outlets at positions corresponding to the display and the projector. The utility sets the projector and the computer into a movable cabinet to form a whole, so that the whole utility can move freely and facilitate transportation. At the same time, the display and the projector can be hidden and protected by using the damping telescopic rod to avoid dust from entering. Also avoid thinking damage, the damping telescopic rod that this utility adopts can slow down the lifting speed of display and projector, makes lifting safer and convenient to control.

Description

A multimedia teaching device based on computer technology

technical field

The utility model relates to the field of multimedia teaching equipment, in particular to a multimedia teaching device based on computer technology.

Background technique

Multimedia (Multimedia) is a combination of multiple media, generally including text, sound and images and other media forms. In computer systems, multimedia refers to a human-computer interactive information exchange and dissemination media that combines two or more media. The media used include text, pictures, photos, sound, animation and video, as well as the interactive functions provided by the program.

Multimedia is widely used in teaching, especially among modern teachers, but in remote villages and towns, the number of teachers cannot keep up, classrooms are not suitable for installing multimedia equipment, and forced installation may easily lead to damage to multimedia equipment.

Utility model content

The purpose of this utility model is to provide a multimedia teaching device based on computer technology to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A multimedia teaching device based on computer technology, comprising a cabinet, a display, a display cover, a projector, a projector cover, a mainframe and a side cover, the inside of the cabinet is provided with a display, a projector and a mainframe, the display and the projector The bottom is connected by damping telescopic rods, and the installation bracket inside the cabinet makes the display and projector lift up and down. The upper end of the cabinet and the position corresponding to the display and projector are equipped with an entrance and exit, and the corresponding entrance and exit of the display and projector are on the top. The display cover and the projector cover are respectively connected by rotating shafts, the inlet and outlet edges of the display and the projector are connected to the stop bar through the rotation of the pin shaft, and the opening of the display cover and the projector cover is restricted by rotating the stop bar; the host is fixedly installed in the cabinet The inner bottom of the cabinet body, and the side of the cabinet body is provided with an installation port at the position corresponding to the host, and the top of the installation port is connected to one side of the side cover through a hinge.

As a further solution of the present invention: the connection position of the rotating shaft is located at the edge of the cabinet, so as to ensure that the display cover and the projector cover can hang down parallel to the side of the cabinet after opening.

As a further solution of the present utility model: the projector, the display and the host are connected for data through a VGA cable.

As a further solution of the utility model: the damping telescopic rod is mainly composed of a spring, an outer cylinder, a limit plate, a telescopic rod and a rubber ring, the bottom of the outer cylinder is sealed, and the top opening of the outer cylinder is slidably connected to the telescopic rod. The bottom of the telescopic rod is fixedly connected to the limiting plate inside the outer cylinder, and a spring is arranged between the limiting plate and the bottom of the outer cylinder, and the surface of the top opening of the outer cylinder that contacts the telescopic rod is fixedly connected to the rubber ring, the rubber The thickness of the ring is greater than the gap between the telescopic rod and the opening at the top of the cylinder, and the friction force generated by the elastic extrusion of the rubber ring is used to slow down the sliding of the telescopic rod.

As a further solution of the present invention: the diameter of the limiting plate is larger than the diameter of the telescopic rod, and the diameter of the limiting plate is smaller than the inner diameter of the top opening of the outer cylinder.

As a further solution of the utility model: the outer side of the side cover is fixedly connected to the surface of the ring, one end of the L-shaped pin is inserted into the ring, and the bottom of the cabinet is fixedly connected to the retaining ring coaxial with the ring, and the L-shaped One side of the latch is longer than the distance between the annulus and the retaining ring.

As a further solution of the utility model: universal wheels are installed at the four corners of the bottom of the cabinet.

As a further solution of the utility model: a push handle is installed on one side of the cabinet, and a box is fixed below the push handle.

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

The utility sets the projector and the computer into a movable cabinet to form a whole, so that the whole utility can move freely, facilitate transportation, and not limit the installation environment. At the same time, the display and projector can be hidden and protected by using the damping telescopic rod , to prevent dust from entering, and to avoid damage, the damping telescopic rod used in the utility model can slow down the lifting speed of the display and projector, making the lifting safer and more convenient to control.

Description of drawings

Fig. 1 is the structural representation of the utility model.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1, in the embodiment of the present utility model, a kind of multimedia teaching device based on computer technology includes universal wheel 1, spring 2, outer cylinder body 3, box 4, push handle 5, cabinet body 6, display 7, Display cover 8, stop bar 9, projector 10, projector cover 11, hinge 12, main frame 13, side cover 14, latch 15, stop ring 16, limit plate 17, telescoping rod 18, rubber ring 19, described cabinet The inside of the body 6 is provided with a display 7, a projector 10 and a host 13, and the bottoms of the display 7 and the projector 10 are connected by damping telescopic rods, and the mounting brackets inside the cabinet 6 allow the display 7 and the projector 10 to rise and fall. The positions corresponding to the upper end surface of the display 7 and the projector 10 are all provided with inlets and outlets, and the corresponding inlets and outlets of the display 7 and the projector 10 are respectively connected to the display cover 8 and the projector cover 11 by a rotating shaft (the preferred connecting position of the rotating shaft is located at the edge of the cabinet body 6, so as to ensure that the display cover 8 and the projector cover 11 can hang down and be parallel to the side of the cabinet body after being opened), the import and export edges of the display 7 and the projector 10 are connected to the retaining rod 9 through the rotation of the pin shaft. The stop lever 9 restricts the opening of the display cover 8 and the projector cover 11 .

The data connection between the projector 10 and the display 7 and the host computer 13 is realized through a VGA cable to realize the output of the output.

The damping telescopic rod is mainly composed of a spring 2, an outer cylinder body 3, a limit plate 17, a telescopic rod 18 and a rubber ring 19. The bottom of the outer cylinder body 3 is sealed, and the top opening of the outer cylinder body 3 is slidably connected to the telescopic rod 18. The bottom of the telescopic rod 18 is fixedly connected to the limiting plate 17 inside the outer cylinder 3, the diameter of the limiting plate 17 is greater than the diameter of the telescopic rod 18, and the diameter of the limiting plate 17 is smaller than the inner diameter of the top opening of the outer cylinder 3, and the limit A spring 2 is arranged between the position plate 17 and the bottom of the outer cylinder body 3, and a rubber ring 19 is fixedly connected to the surface where the top opening of the outer cylinder body 3 is in contact with the telescopic rod 18, and the thickness of the rubber ring 19 is greater than that of the telescopic rod 18 and the cylinder body. 3 The gap between the top openings uses the friction force generated by the elastic extrusion of the rubber ring 19 to slow down the sliding of the telescopic rod 18, so that the display 7 and the projector 10 can rise and fall slowly, which is safer and convenient to collect.

The host 13 is fixedly installed on the inner bottom of the cabinet, and the side of the cabinet is provided with an installation opening at a position corresponding to the host, the top of the installation opening is connected to one side of the side cover 14 through a hinge 12, and the outer edge of the side cover 14 is fixedly connected to the ring One end of the L-shaped bolt 15 is inserted into the ring, and the bottom of the cabinet is fixedly connected to the retaining ring 16 coaxial with the ring, and one side of the L-shaped bolt 15 is longer than the distance between the ring and the retaining ring 16, thereby Secure with pins.

Universal wheels 1 are installed at the four corners of the bottom of the cabinet body 6 for easy movement.

A push handle 5 is installed on one side of the cabinet body 6, which is convenient to promote, and a box 4 is fixed below the push handle 5, which is convenient to prevent sundries.

The working principle of the utility model is: the utility model sets the projector and the computer into a movable cabinet to form a

A whole, so that the whole utility can move freely, convenient for transportation, and at the same time, the display 7 and the projector 10 can be hidden and protected by using the damping telescopic rod, so as to avoid the entry of dust and damage.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (7)

1. A multimedia teaching device based on computer technology, comprising a cabinet (6), a display (7), a display cover (8), a projector (10), a projector cover (11), a main frame (13) and a side cover (14), it is characterized in that, display (7), projector (10) and main frame (13) are arranged inside described cabinet body (6), and the bottom of display (7) and projector (10) all stretch through damping Rod connection, the installation bracket inside the cabinet body (6), the upper end surface of the cabinet body (6) and the positions corresponding to the display (7) and projector (10) are all provided with inlets and outlets, and the display (7) and projector (10) The corresponding inlet and outlet are respectively connected to the display cover (8) and the projector cover (11) through the rotating shaft, and the inlet and outlet edges of the display (7) and the projector (10) are connected to the stop bar (9) through the pin shaft rotation, and the Rotate the stop bar (9) to limit the opening of the display cover (8) and the projector cover (11); the host (13) is fixedly installed on the inner bottom of the cabinet, and the side of the cabinet is provided with an installation port at a position corresponding to the host , the top of the installation port is connected to one side of the side cover (14) through a hinge (12); Consists of a rubber ring (19), the bottom of the outer cylinder (3) is sealed, the top opening of the outer cylinder (3) is slidingly connected to the telescopic rod (18), and the bottom of the telescopic rod (18) is fixedly connected to the outer cylinder (3) The inner limiting plate (17), and the spring (2) is arranged between the limiting plate (17) and the bottom of the outer cylinder (3), and the top opening of the outer cylinder (3) contacts the surface of the telescopic rod 18 The rubber ring (19) is fixedly connected on the top, the thickness of the rubber ring (19) is greater than the gap between the telescopic rod (18) and the top opening of the cylinder (3), and the friction force generated by the elastic extrusion of the rubber ring (19) is used to slow down The sliding of telescopic rod (18). 2. a kind of multimedia teaching device based on computer technology according to claim 1, is characterized in that, the connection position of described rotating shaft is positioned at the edge of cabinet (6), thereby guarantees display lid (8) and projector lid ( 11) After opening, it can hang down parallel to the side of the cabinet. 3. A kind of multimedia teaching device based on computer technology according to claim 1, characterized in that, said projector (10), display (7) and host computer (13) are connected by VGA line data. 4. a kind of multimedia teaching device based on computer technology according to claim 1, is characterized in that, the diameter of described limit plate (17) is greater than the diameter of telescopic rod (18), simultaneously the limit plate (17) The diameter is smaller than the inner diameter of the top opening of the outer cylindrical body (3). 5. A kind of multimedia teaching device based on computer technology according to claim 1, characterized in that, the outer edge of the side cover (14) is fixedly connected to the surface of the ring, and one end of the L-shaped latch (15) is inserted into the ring. Ring, and the bottom of the cabinet is fixedly connected with the baffle ring (16) coaxial with the annulus, and the L-shaped latch (15) is longer than the distance between the annulus and the baffle ring (16). 6. A multimedia teaching device based on computer technology according to claim 1, characterized in that universal wheels (1) are installed at the four corners of the bottom of the cabinet (6). 7. A kind of multimedia teaching device based on computer technology according to claim 1, characterized in that, one side of the cabinet (6) is equipped with a push handle (5), and a box is fixed below the push handle (5) (4).