CN210165144U

CN210165144U - Multimedia device for junior middle school information technology teaching based on moving mechanism

Info

Publication number: CN210165144U
Application number: CN201920744615.3U
Authority: CN
Inventors: 杨志
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-03-20
Anticipated expiration: 2029-05-21

Abstract

The utility model discloses a multimedia device for junior middle school information technology teaching based on a moving mechanism, which comprises a multimedia device main body, a bracket and a moving mechanism, wherein the multimedia device main body is arranged at the top of the bracket, the moving mechanism is arranged on the bottom surface of a supporting plate at the bottom of the bracket, the moving mechanism comprises four universal wheels, a supporting seat, a lifting screw rod, four guide rods and locking screws, the four universal wheels are respectively and rotatably arranged at four corners of the bottom surface of the supporting plate, the supporting plate is provided with a through mounting screw hole at the central position, the lifting screw rod is screwed in the mounting screw hole, the bottom end of the lifting screw rod is rotatably arranged at the central position of the upper end surface of the supporting seat, the supporting seat is arranged below the supporting plate and is provided with four guide holes to avoid the wheels, the structure of the utility, the operation is convenient.

Description

Multimedia device for junior middle school information technology teaching based on moving mechanism

Technical Field

The utility model relates to a multimedia equipment's technical field specifically is a multimedia device is used in junior middle school information technology teaching based on moving mechanism.

Background

The multimedia teaching all-in-one machine integrates infrared touch technology, intelligent office teaching software, multimedia network communication technology, high-definition panel display technology and other technologies, integrates a plurality of devices such as a projector, an electronic whiteboard, a computer (selectable items), a television, a touch function and the like into an integrated multifunctional interactive teaching device, and improves the traditional display terminal into a man-machine interactive device with comprehensive functions. Through the product, a user can realize writing, commenting, drawing, multimedia entertainment and computer operation, and can easily perform a wonderful interactive classroom by directly opening equipment.

The existing multimedia teaching all-in-one machine is mature equipment, and the multimedia teaching all-in-one machine can be moved and stopped to be greatly convenient to use during teaching

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multimedia device is used in junior middle school information technology teaching based on moving mechanism, simple structure removes and stops the convenience.

In order to achieve the above object, the utility model provides a following technical scheme: a multimedia device for junior middle school information technology teaching based on a moving mechanism comprises a multimedia device main body, a support and the moving mechanism, wherein the multimedia device main body is arranged at the top of the support, the moving mechanism is arranged on the bottom surface of a supporting plate at the bottom of the support, the moving mechanism comprises four universal wheels, a supporting seat, a lifting screw rod, four guide rods and locking screws, the four universal wheels are respectively and rotatably arranged at four corners of the bottom surface of the supporting plate, the supporting plate is provided with a through mounting screw hole at the central position, the lifting screw rod is screwed in the mounting screw hole, the bottom end of the lifting screw rod is rotatably arranged at the central position of the upper end surface of the supporting seat, the supporting seat is positioned below the supporting plate and avoids the universal wheels, the supporting plate is also provided with four guide holes, and the guide holes comprise a sliding section at the, the diameter of spacing section is greater than the diameter of sliding section, the top level of guide arm is outwards provided with spacing lug, and guide arm slidable sets up in the sliding section to the bottom links firmly the up end at the supporting seat, and the spacing lug that is located the guide arm top can hold in spacing section and screw thread section, and can interfere with the suitable for reading of sliding section, but locking screw spiro union is in the screw thread section to the tip can support and lean on the up end at the guide arm, so that the lower terminal surface of spacing lug supports and leans on the suitable for reading of sliding section, when the lower terminal surface of spacing lug supported and leans on the suitable for reading of sliding section, the lower terminal surface of supporting seat and the least significant end of universal wheel are at same height.

Preferably, a handle is arranged at the top of the lifting screw rod.

Preferably, a mounting hole is formed in the center of the upper end face of the supporting seat, a bearing is arranged in the mounting hole, and the bottom end of the lifting screw is arranged in the bearing.

Preferably, a felt layer is fixedly arranged on the lower end face of the supporting seat.

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

multimedia apparatus main part can exercise multimedia apparatus's each item homoenergetic, the support bears multimedia apparatus, the lifting screw rod is rotatory can rise the supporting seat, at this moment, the locking screw is the screw thread section of dismantling out, so, the back that the supporting seat rises, the support is supported by the universal wheel, thereby the support can conveniently be removed, in rotatory lifting screw rod, the supporting seat descends, support until spacing lug supports with the suitable for reading of slip section and leans on, the supporting seat just can't further descend, supporting seat and ground contact, and provide frictional force, so, the support just can not remove at will, for further guaranteeing the stability of supporting seat, the locking screw has been set up, four bights that the supporting seat can be guaranteed to the locking screw all with ground in close contact with, frictional force is more stable.

Drawings

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

fig. 2 is a sectional view of the moving mechanism of the present invention;

fig. 3 is an enlarged view of the position a of the present invention.

In the figure: the device comprises a multimedia device main body-1, a support-2, a moving mechanism-3, a supporting plate-4, a universal wheel-5, a supporting seat-6, a lifting screw-7, a guide rod-8, a locking screw-9, an installation screw-10, an installation hole-11, a bearing-12, a guide hole-13, a sliding section-14, a limiting section-15, a threaded section-16, a limiting bump-17, a handle-18 and a felt layer-19.

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 the drawings, the utility model provides a technical scheme: a multimedia device for teaching of information technology in junior high school based on moving mechanism, including multimedia apparatus main body 1, support 2 and moving mechanism 3, the said multimedia apparatus main body 1 is set up in the top of the support 2, point out here, the multimedia apparatus main body 1 is every electronic device with realizing multimedia function, the said moving mechanism 3 is set up on the bottom surface of the backup pad 4 of the bottom of the support 2, the moving mechanism 3 includes four universal wheels 5, supporting seat 6, lifting screw 7, four guide arms 8 and locking screws 9, the said four universal wheels 5 are installed at four angles of the bottom surface of the backup pad 4 rotatably respectively, the said backup pad 4 has through mounting screw 10 in the central position, the said lifting screw 7 is screwed in mounting screw 10, and the bottom end of the lifting screw 7 is installed at the central position of the upper end of the supporting seat 6 rotatably, concrete, the center position of the upper end face of the supporting seat 6 is provided with a mounting hole 11, the mounting hole 11 is provided with a bearing 12, the bottom end of the lifting screw 7 is arranged in the bearing 12, namely, the side face of the bottom end of the lifting screw 7 is not provided with threads, the supporting seat 6 is positioned below the supporting plate 4 and avoids the universal wheel 5, namely, the supporting seat 6 does not interfere with the universal wheel 5, the supporting plate 4 is also provided with four guide holes 13, each guide hole 13 comprises a sliding section 14 positioned at the lower part, a limiting section 15 positioned at the middle part and a threaded section 16 positioned at the upper part, the diameter of the limiting section 15 is larger than that of the sliding section 14, the top end of the guide rod 8 is horizontally and outwards provided with a limiting lug 17, the guide rod 8 is slidably arranged in the sliding section 14, the bottom end is fixedly connected to the upper end face of the supporting seat 6, and the limiting lug 17, and can interfere with the upper opening of the sliding section 14, it is pointed out that the guide rod 8 slides in the sliding section 14, the diameter of the sliding section 14 is matched with the diameter of the guide rod 8, the guiding is stable, the limit lug 17 interferes with the upper opening of the sliding section 14, the interference mainly plays a role of limiting, namely when limiting, the supporting seat 6 reaches a designated position, namely the lower end surface of the supporting seat 6 is flush with the lowest end of the universal wheel 5, namely the supporting seat 6 is contacted with the ground, the friction force is provided, the guiding function of the universal wheel 5 is limited, the locking screw 9 can be screwed in the threaded section 16, the end part can abut against the upper end surface of the guide rod 8, so that the lower end surface of the limit lug 17 abuts against the upper opening of the sliding section 14, when the lower end surface of the limit lug 17 abuts against the upper opening of the sliding section 14, the lower end surface of the supporting seat 6 is at the same height with the lowest end of the universal wheel 5, the top of the lifting screw 7 is provided with a handle 18, the lower end face of the supporting seat 6 is fixedly provided with a felt layer 19, the felt layer 19 can be compressed, meanwhile, the friction force is improved, the locking screw 9 is screwed in the thread section 16, and the position of the guide rod 8 is positioned, so that the bottom surface of the supporting seat 6 can be kept in contact with the ground, and the friction force is guaranteed.

The working principle is as follows:

the moving mechanism 3 has two working states, one of which is a movable state, namely only the universal wheel 5 is used as the support of the bracket 2, obviously, the supporting seat 6 is not contacted with the ground, the guide rod 8 slides upwards, the locking screw 9 releases the limitation of the guide rod 8, the guide rod 8 can slide upwards continuously according to the requirement, and therefore, the supporting seat 6 is lifted to the upper side of the universal wheel 5. Another operating condition is fixed state, rotatory lifting screw 7 promptly, make supporting seat 6 descend, when the lower terminal surface of spacing lug 17 supported and leans on the suitable for reading of sliding section 14, supporting seat 6 can't further decline, at this moment, the lower terminal surface of supporting seat 6 can be with ground contact, and universal wheel 5 also keeps with ground contact, then, four universal wheels 5 and supporting seat 6 form a more stable support system, use locking screw 9 can guarantee that spacing lug 17 supports and leans on the suitable for reading of sliding section 14, the lower terminal surface of supporting seat 6 keeps the level, the lower terminal surface of supporting seat 6 has been guaranteed to fully contact with ground, and felt layer 19 can further improvement frictional force.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multimedia device is used in information technology teaching of junior middle school based on moving mechanism, includes the multimedia equipment main part, its characterized in that: the multimedia equipment comprises a support and a moving mechanism, wherein the multimedia equipment main body is arranged at the top of the support, the moving mechanism is arranged on the bottom surface of a supporting plate at the bottom of the support, the moving mechanism comprises four universal wheels, a supporting seat, a lifting screw rod, four guide rods and locking screws, the four universal wheels are respectively and rotatably arranged at four corners of the bottom surface of the supporting plate, the supporting plate is provided with a through mounting screw hole at the central position, the lifting screw rod is screwed in the mounting screw hole, the bottom end of the lifting screw rod is rotatably arranged at the central position of the upper end surface of the supporting seat, the supporting seat is positioned below the supporting seat and avoids the universal wheels, the supporting plate is also provided with four guide holes, the guide holes comprise a sliding section at the lower part, a limiting section at the middle part and a thread section at the upper part, the diameter of the limiting section, the guide arm slidable sets up in the sliding section to the bottom links firmly the up end at the supporting seat, and the spacing lug that is located the guide arm top can hold in spacing section and screw thread section to can interfere with the suitable for reading of sliding section, but the spiro union of locking screw is in the screw thread section, and the tip can support and lean on the up end at the guide arm, so that the lower terminal surface of spacing lug supports and leans on the suitable for reading of sliding section, when the lower terminal surface of spacing lug supported and leans on the suitable for reading of sliding section, the lower terminal surface of supporting seat and the least significant end of universal wheel are at same height.

2. The multimedia device for junior middle school information technology teaching according to claim 1, wherein: the top of the lifting screw is provided with a handle.

3. The multimedia device for junior middle school information technology teaching according to claim 2, wherein: the center position of supporting seat up end has seted up the mounting hole, the mounting hole is provided with the bearing, the bottom of lifting screw sets up in the bearing.

4. The multimedia device for junior middle school information technology teaching according to claim 3, wherein: and a felt layer is fixedly arranged on the lower end face of the supporting seat.