CN213982833U

CN213982833U - Multimedia teaching equipment for online education

Info

Publication number: CN213982833U
Application number: CN202022430854.7U
Authority: CN
Inventors: 段斌
Original assignee: Bazhong Vocational And Technical College
Current assignee: Bazhong Vocational And Technical College
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-08-17
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a multimedia teaching equipment for online education, which relates to the technical field of online education equipment, and comprises a movable base and a teaching equipment main body, wherein the teaching equipment main body is arranged at the top of the movable base, the teaching equipment main body comprises a top plate and a projection device, the projection device is arranged at the top of the top plate, the bottom of the projection device is fixedly connected with a fixed plate, the lower side of the fixed plate is fixedly connected with an electric push rod, the bottom end of the electric push rod is fixedly connected with the top plate, and four corners of the bottom of the projection device are respectively provided with a limiting mechanism; the installation cavity has been seted up to the inside of base, is provided with drive mechanism in the installation cavity. The utility model discloses can fix the teaching equipment, improve the stability of teaching equipment, avoid the teaching equipment to receive external force to take place to remove, guarantee going on smoothly of teaching; through being provided with electric putter, can adjust projection equipment's height, can adjust convenient to use is swift according to actual need.

Description

Multimedia teaching equipment for online education

Technical Field

The utility model relates to an online education equipment technical field, concretely relates to online education is with multimedia teaching equipment.

Background

At present, more and more multimedia devices are used for classroom teaching, but the technical complexity brought by various new technologies and new devices brings new heavy tasks and learning cost for teachers. Many devices have various requirements for sites, personnel, installation, and various connecting wires.

The movable multimedia teaching equipment disclosed in the patent application publication specification CN205068839U of the Chinese utility model saves the preparation time of teachers in class; the integrated design has low technical requirements on users; the movement is convenient, and the equipment investment waste and the use inconvenience caused by fixed installation are avoided; the teaching device can be used only by one wall, the requirement on the field is low, however, the teaching device cannot be fixed, the stability of the teaching device is poor, and the teaching device is easy to move when external force is received, so that the teaching is influenced; the height of the projection equipment cannot be adjusted, the height of the projection is fixed, the projection equipment cannot be adjusted according to actual needs, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an online education is with multimedia teaching equipment solves at least one problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the multimedia teaching equipment for online education comprises a movable base and a teaching equipment main body, wherein the teaching equipment main body is installed at the top of the movable base and comprises a top plate and projection equipment, the projection equipment is arranged at the top of the top plate, the bottom of the projection equipment is fixedly connected with a fixed plate, the lower side of the fixed plate is fixedly connected with an electric push rod, the bottom end of the electric push rod is fixedly connected with the top plate, and four corners of the bottom of the projection equipment are respectively provided with a limiting mechanism; an installation cavity is formed in the movable base, and a transmission mechanism is arranged in the installation cavity.

Optionally, the limiting mechanism comprises a fixed cylinder and a movable rod, the fixed cylinder is fixedly connected with the top plate, the movable rod is fixedly connected with the projection equipment, and the bottom end of the movable rod extends into the fixed cylinder.

Optionally, the bottom end of the movable rod is provided with a limiting protrusion, and the limiting protrusion is connected with the fixed cylinder in a sliding manner.

Optionally, drive mechanism includes hand wheel, transfer line, initiative bevel gear, driven bevel gear, axis of rotation, a screw thread section of thick bamboo, threaded rod, horizontal pole, two bracing pieces, two fixed disks, two rubber pads, the hand wheel is located the outside of removing the base, the one end of transfer line wear out remove the base and with hand wheel fixed connection, the other end and the initiative bevel gear fixed connection of transfer line, the top at driven bevel gear is connected in the meshing of driven bevel gear, axis of rotation fixed connection is at the top of driven bevel gear, a screw thread section of thick bamboo fixed connection is in the bottom of driven bevel gear, the threaded rod sets up in the bottom of a screw thread section of thick bamboo, the top of threaded rod stretches into a screw thread section of thick bamboo and rather than threaded connection, the bottom and the horizontal pole fixed connection of threaded rod.

Optionally, the transmission rod is rotatably connected with the movable base through a bearing, and the rotating shaft is rotatably connected with the movable base through a bearing.

Optionally, two the bracing piece is fixed respectively at the both ends of horizontal pole, two the bottom of bracing piece is all worn out and is removed the base and rather than sliding connection, two the fixed disk is fixed respectively in the bottom of two bracing pieces, two the downside at the fixed disk is fixed respectively to the rubber pad.

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

1. the utility model discloses a cooperation of hand wheel, transfer line, initiative bevel gear, driven bevel gear, axis of rotation, a screw thread section of thick bamboo, threaded rod, horizontal pole, bracing piece, fixed disk, rubber pad is used, can fix teaching equipment, improves teaching equipment's stability, avoids teaching equipment to receive external force to take place to remove, guarantees going on smoothly of teaching, structural design is reasonable, easy operation, convenient to use.

2. The utility model is provided with the electric push rod, can adjust the height of the projection equipment, can adjust according to actual needs, and is convenient and rapid to use; through being provided with stop gear, can inject the position that projection equipment removed, stability when improving projection equipment and removing.

Drawings

Fig. 1 is a schematic view of the present invention.

Fig. 2 is a schematic sectional view of the limiting mechanism of the present invention.

Fig. 3 is a schematic cross-sectional view taken along the direction a-a in fig. 1 according to the present invention.

Fig. 4 is a schematic view of the cross bar of the present invention.

In the figure: 1. moving the base; 2. a top plate; 3. a projection device; 4. a fixing plate; 5. an electric push rod; 6. a limiting mechanism; 7. a fixed cylinder; 8. a movable rod; 9. a limiting bulge; 10. a hand wheel; 11. a transmission rod; 12. a driving bevel gear; 13. a driven bevel gear; 14. a rotating shaft; 15. a threaded barrel; 16. a threaded rod; 17. a cross bar; 18. a support bar; 19. fixing the disc; 20. and (7) a rubber pad.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, the present invention provides the following technical solutions:

the multimedia teaching equipment for online education comprises a movable base 1 and a teaching equipment main body, wherein the teaching equipment main body is installed at the top of the movable base 1 and comprises a top plate 2 and a projection equipment 3, the projection equipment 3 is arranged at the top of the top plate 2, a fixing plate 4 is fixedly connected to the bottom of the projection equipment 3, an electric push rod 5 is fixedly connected to the lower side of the fixing plate 4, the height of the projection equipment 3 can be adjusted and can be adjusted according to actual needs, the multimedia teaching equipment is convenient and quick to use, the bottom end of the electric push rod 5 is fixedly connected with the top plate 2, and limiting mechanisms 6 are arranged at four corners of the bottom of the projection equipment 3, so that the moving position of the projection equipment 3 can be limited, and the stability of the projection equipment 3 during moving is improved; an installation cavity is formed in the movable base 1, and a transmission mechanism is arranged in the installation cavity and used for driving the rubber pad 20 to move.

As an optional technical solution of the utility model: stop gear 6 includes solid fixed cylinder 7 and movable rod 8, gu fixed cylinder 7 and 2 fixed connection of roof,

movable rod

8 and 3 fixed connection of projection equipment, gu fixed cylinder 7 is stretched into to the bottom of movable rod 8, and the bottom of movable rod 8 is provided with spacing arch 9, spacing arch 9 and solid fixed cylinder 7 sliding connection, and spacing arch 9 can avoid movable rod 8 to break away from solid fixed cylinder 7.

As an optional technical solution of the utility model: the transmission mechanism comprises a hand wheel 10, a transmission rod 11, a driving bevel gear 12, a driven bevel gear 13, a rotating shaft 14, a threaded cylinder 15, a threaded rod 16, a cross rod 17, two support rods 18, two fixed disks 19 and two rubber pads 20, the hand wheel 10 is positioned outside the mobile base 1, one end of the transmission rod 11 penetrates through the mobile base 1 and is fixedly connected with the hand wheel 10, the other end of the transmission rod 11 is fixedly connected with the driving bevel gear 12, the driven bevel gear 13 is meshed and connected with the top of the driven bevel gear 13, the rotating shaft 14 is fixedly connected with the top of the driven bevel gear 13, the threaded cylinder 15 is fixedly connected with the bottom of the driven bevel gear 13, the transmission rod 11 is rotatably connected with the mobile base 1 through a bearing, the rotating shaft 14 is rotatably connected with the mobile base 1 through a bearing, the transmission rod 11 and the rotating shaft 14 are stable in rotation, the threaded, the transmission is convenient, the bottom and the horizontal pole 17 fixed connection of threaded rod 16, and two bracing pieces 18 are fixed respectively at the both ends of horizontal pole 17, and the bottom of two bracing pieces 18 all wears out and removes base 1 and rather than sliding connection, and two fixed disks 19 are fixed respectively in the bottom of two bracing pieces 18, and two rubber pads 20 are fixed respectively in the downside of fixed disk 19.

The utility model discloses a theory of operation:

when the teaching equipment needs to be fixed, a hand wheel 10 is rotated, the hand wheel 10 drives a transmission rod 11 to rotate, the transmission rod 11 drives a driving bevel gear 12 to rotate, the driving bevel gear 12 drives a driven bevel gear 13 to rotate, the driven bevel gear 13 drives a thread cylinder 15 to rotate, the thread cylinder 15 is in threaded connection with a threaded rod 16, the thread cylinder 15 and the threaded rod 16 form a thread pair, the threaded rod 16 moves along the length direction of the threaded rod, the threaded rod 16 drives a cross rod 17 to move, the cross rod 17 drives two support rods 18 to move downwards, the two support rods 18 respectively drive two fixed disks 19 to move downwards, the two fixed disks 19 respectively drive two rubber pads 20 to move downwards, and the two rubber pads 20 are in close contact with the ground, so that the stability of the teaching equipment when the teaching equipment is fixed is enhanced; when the height of the projection device 3 needs to be adjusted, the electric push rod 5 is started, the electric push rod 5 stretches and retracts to drive the projection device 3 to lift, and the projection device 3 stably moves under the limitation of the limiting mechanism 6.

Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," "a preferred embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims

1. The utility model provides an online education is with multimedia teaching equipment, is including removing base (1) and teaching equipment main part, the top at removing base (1) is installed to the teaching equipment main part, the teaching equipment main part includes roof (2), projection equipment (3) set up the top at roof (2), its characterized in that: the bottom of the projection equipment (3) is fixedly connected with a fixed plate (4), the lower side of the fixed plate (4) is fixedly connected with an electric push rod (5), the bottom end of the electric push rod (5) is fixedly connected with the top plate (2), and four corners of the bottom of the projection equipment (3) are provided with limiting mechanisms (6); an installation cavity is formed in the movable base (1), and a transmission mechanism is arranged in the installation cavity.

2. The multimedia teaching apparatus for on-line education as claimed in claim 1, wherein:

stop gear (6) are including a fixed section of thick bamboo (7) and movable rod (8), a fixed section of thick bamboo (7) and roof (2) fixed connection, movable rod (8) and projection equipment (3) fixed connection, the bottom of movable rod (8) stretches into a fixed section of thick bamboo (7).

3. The multimedia teaching apparatus for on-line education as claimed in claim 2, wherein:

the bottom of movable rod (8) is provided with spacing arch (9), spacing arch (9) and fixed cylinder (7) sliding connection.

4. The multimedia teaching apparatus for on-line education as claimed in claim 1, wherein:

the transmission mechanism comprises a hand wheel (10), a transmission rod (11), a driving bevel gear (12), a driven bevel gear (13), a rotating shaft (14), a threaded cylinder (15), a threaded rod (16), a cross rod (17), two support rods (18), two fixed disks (19) and two rubber pads (20), wherein the hand wheel (10) is positioned outside the movable base (1), one end of the transmission rod (11) penetrates out of the movable base (1) and is fixedly connected with the hand wheel (10), the other end of the transmission rod (11) is fixedly connected with the driving bevel gear (12), the driven bevel gear (13) is meshed and connected with the top of the driven bevel gear (13), the rotating shaft (14) is fixedly connected with the top of the driven bevel gear (13), the threaded cylinder (15) is fixedly connected with the bottom of the driven bevel gear (13), and the threaded rod (16) is arranged at the bottom end of the threaded cylinder (15), the top end of the threaded rod (16) extends into the threaded cylinder (15) and is in threaded connection with the threaded cylinder, and the bottom end of the threaded rod (16) is fixedly connected with the cross rod (17).

5. The multimedia teaching apparatus for on-line education as claimed in claim 4, wherein:

the transmission rod (11) is rotatably connected with the movable base (1) through a bearing, and the rotating shaft (14) is rotatably connected with the movable base (1) through a bearing.

6. The multimedia teaching apparatus for on-line education as claimed in claim 4, wherein:

two bracing piece (18) are fixed respectively at the both ends of horizontal pole (17), two the bottom of bracing piece (18) is all worn out and is removed base (1) and rather than sliding connection, two the bottom at two bracing pieces (18) is fixed respectively in fixed disk (19), two the downside at fixed disk (19) is fixed respectively in rubber pad (20).