阅读说明：本技术 一种多媒体教学显示设备移动放置架 (Multimedia teaching display device removes rack ) 是由 赵军海 于 2019-10-17 设计创作，主要内容包括：本发明涉及教学设备技术领域,具体的公开了一种多媒体教学显示设备移动放置架,包括固定框架、书写板和伸缩杆,固定框架的一端铰接在书写板的一端,书写板的另一端固定设置有卡扣,固定框架的另一端固定设置有固定头,固定框架的背面固定连接有伸缩杆的顶部,伸缩杆包括多组外杆和内杆相互滑动嵌套而成。伸缩杆上设置有紧固装置,伸缩杆的底部转动连接在转动杆的顶部,转动杆的底部转动连接有转动轮,伸缩杆的底部侧壁固定设置有限位板。书写板将固定框架覆盖,避免了外力损害设备。书写板进行书写,从而便于教学,减小放置架的体积。本发明优点：结构简单,操作方便,适用能力强,稳定性好,方便教学,体积小,便于搬运与保存。(The invention relates to the technical field of teaching equipment, and particularly discloses a mobile placing rack for multimedia teaching display equipment, which comprises a fixed frame, a writing board and a telescopic rod, wherein one end of the fixed frame is hinged to one end of the writing board, the other end of the writing board is fixedly provided with a buckle, the other end of the fixed frame is fixedly provided with a fixed head, the back surface of the fixed frame is fixedly connected with the top of the telescopic rod, and the telescopic rod comprises a plurality of groups of outer rods and inner rods which are mutually nested in a sliding manner. Be provided with fastener on the telescopic link, the bottom of telescopic link is rotated and is connected at the top of dwang, and the bottom of dwang is rotated and is connected with the rotation wheel, and the fixed limiting plate that is provided with of bottom lateral wall of telescopic link. The writing board covers the fixed frame, and external force is prevented from damaging the equipment. The writing board writes to be convenient for the teaching reduces the volume of rack. The invention has the advantages that: simple structure, convenient operation, strong applicability, good stability, convenient teaching, small volume and convenient carrying and storage.)

1. A mobile placement frame for multimedia teaching display equipment comprises a fixed frame (1), a writing board (9) and a telescopic rod (3), wherein one end of the fixed frame (1) is hinged to one end of the writing board (9), a buckle (10) is fixedly arranged at the other end of the writing board (9), and a fixed head (4) is fixedly arranged at the other end of the fixed frame (1), and is characterized in that the back of the fixed frame (1) is fixedly connected with the top of the telescopic rod (3), and the telescopic rod (3) comprises a plurality of groups of outer rods (17) and inner rods (16) which are mutually slidably nested; be provided with fastener (5) on telescopic link (3), the bottom of telescopic link (3) is rotated and is connected at the top of dwang (6), and the bottom of dwang (6) is rotated and is connected with and rotates wheel (7), and the fixed limiting plate (22) that is provided with of bottom lateral wall of telescopic link (3).

2. A mobile placement frame for multimedia teaching display equipment according to claim 1, characterized in that the inside of the fixed frame (1) is fixedly provided with a fixed frame (8).

3. The mobile placement rack for the multimedia teaching display equipment according to claim 1 or 2, wherein the fastening device (5) comprises a fastening ring (11) and a sliding cavity (13), the sliding cavity (13) is formed in the outer rod (17), the fastening ring (11) is placed in the sliding cavity (13) in a sliding mode, the inner rod (16) penetrates through the fastening ring (11), a button (12) is fixedly connected to one end of the fastening ring (11), the button (12) extends out of the outer rod (17), and the other end of the fastening ring (11) is elastically connected to the side wall of the sliding cavity (13) through a spring (14).

4. A mobile placement frame for multimedia teaching display equipment according to claim 3, characterized in that a guide rod (15) is fixedly arranged on the side wall of the sliding cavity (13), and the guide rod (15) slides through the spring (14) and is nested inside the fastening ring (11).

5. A mobile placement frame for multimedia teaching display equipment according to claim 1, characterized in that the rotating wheel (7) is provided with a clamping plate (2).

6. The mobile placement frame for the multimedia teaching display equipment according to claim 1, wherein the rotating rod (6) is of a structure with a bottom bent outwards.

7. The mobile placement frame for the multimedia teaching display equipment according to claim 1, wherein the side wall of the telescopic rod (3) is fixedly provided with a magnet (21), and the inner side of the rotating rod (6) is fixedly provided with an iron sheet (20).

8. The mobile placement frame for the multimedia teaching display equipment according to claim 3, wherein an anti-slip layer is fixedly arranged on the inner side wall of the fastening ring (11).

9. The mobile placement frame for the multimedia teaching display equipment according to claim 3, wherein the inner side wall of the fastening ring (11) is fixedly provided with a insection protrusion (19), the side wall of the inner rod (16) is provided with a tooth socket (18), and the insection protrusion (19) is nested inside the tooth socket (18).

Technical Field

The invention relates to the technical field of teaching equipment, in particular to a mobile placing rack for multimedia teaching display equipment.

Background

With the progress of computer technology, the reduction of the construction cost of computer-aided teaching equipment systems including computers and the continuous improvement and enhancement of the functions of auxiliary teaching systems, the computer-aided teaching system plays an increasingly important role in normal teaching activities, so that the teaching activities have more intuition and interest, the strength of teacher lesson preparation is reduced, the understanding difficulty of student learning is reduced through intuition demonstration, and the teaching and learning efficiency is improved. With the development and popularization of computer technology, multimedia computers successfully replace the comprehensive practical position of various teaching media, and the computer technology plays a very important role in the teaching process by applying the multimedia computers and teaching activities by means of multimedia teaching software manufactured in advance. But as a multimedia teaching instead of the traditional teaching way.

Chinese patent (publication No. CN 107945587A, bulletin date: 2018.04.20) discloses a slow descending display for multimedia teaching, which comprises a display frame, a display screen, a jacking mechanism, a support rod, a multimedia teaching equipment table body, an electric push rod and a slow descending device, wherein the upper end of the multimedia teaching equipment table body is provided with a working table top on which a computer is arranged, the slow descending device is arranged in the multimedia teaching equipment table body, the upper part of the slow descending device is connected with the support rod, the top end of the support rod is provided with the display frame, the display screen is embedded and arranged on the front side of the display frame, the support rod is provided with the jacking mechanism, the jacking mechanism is connected with the electric push rod, and the electric push rod is arranged in the multimedia teaching equipment table body; the structure is firm, convenient operation, and the jacking of the display of being convenient for is expanded and is descended and put, and under electric putter's promotion, labour saving and time saving realized slowly falling of display frame and display screen and resets after the teaching, and the descending of the display of being convenient for is put, can not cause the collision and damage its inside device, safe and reliable. The device has the advantages of complex structure, large volume, inconvenient movement and transportation and inconvenient popularization and implementation.

Disclosure of Invention

The invention aims to provide a mobile placing rack for a multimedia teaching display device, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a multimedia teaching display device removes rack, includes fixed frame, clipboard and telescopic link. Fixed frame's one end articulates the one end at the clipboard, and the fixed buckle that is provided with of the other end of clipboard, fixed frame's the fixed head that is provided with of the other end can interconnect through buckle and fixed head to the clipboard covers fixed frame, protects the display device of fixed frame inside, has avoided external force to harm equipment. Can write at the clipboard to be convenient for the teaching, pack up the clipboard and to reduce the volume of rack, the removal and the save of the rack of being convenient for. The back of the fixed frame is fixedly connected with the top of a telescopic rod, and the telescopic rod comprises a plurality of groups of outer rods and inner rods which are mutually nested in a sliding manner. Thereby the length of the telescopic rod can be adjusted.

Be provided with fastener on the telescopic link, can fasten the telescopic link through fastener to can fix the length of telescopic link, with this height of adjusting fixed frame, with the height that satisfies the display, improved the suitability of rack.

The bottom of telescopic link is rotated and is connected at the top of dwang, and the bottom of dwang is rotated and is connected with the rotation wheel, and the dwang can clockwise rotate and coincide with the telescopic link to can pack up the dwang, reduced the volume of rack. The fixed limiting plate that is provided with of bottom lateral wall of telescopic link, the limiting plate has limiting effect to the dwang, dwang anticlockwise rotation, under the effect of limiting plate, the dwang has the supporting role to the telescopic link.

As a further scheme of the invention: the fixing frame is fixedly arranged inside the fixing frame, and the display equipment can be fixed inside the fixing frame through the fixing frame.

As a further scheme of the invention: the fastening device comprises a fastening ring and a sliding cavity, the sliding cavity is formed in the outer rod, the fastening ring is placed in the sliding cavity in a sliding mode, the inner rod penetrates through the fastening ring, one end of the fastening ring is fixedly connected with a button, the button extends out of the outer rod, and the other end of the fastening ring is connected to the side wall of the sliding cavity through spring elasticity. Under the effect of spring, the tight loop removes, and the tight loop card is at the lateral wall of interior pole to make interior pole fix the inside at the outer pole, with this messenger's telescopic link length fixed. The button is pressed to move the fastening ring, the fastening ring is separated from the inner rod, and therefore the inner rod can slide in the outer rod, and the length of the telescopic rod is adjusted.

As a further scheme of the invention: the side wall of the sliding cavity is fixedly provided with a guide rod, and the guide rod penetrates through the spring in a sliding mode and is embedded into the fastening ring in a nesting mode, so that the fastening ring can slide more smoothly and stably.

As a further scheme of the invention: the rotating wheel is provided with a clamping plate which has a braking effect on the rotating wheel, so that the device can be moved and fixed conveniently.

As a further scheme of the invention: the dwang is the outside structure of buckling in bottom to can press from both sides the bottom of dwang in the telescopic link both sides, further reduce the volume of rack.

As a further scheme of the invention: the fixed magnet that is provided with of lateral wall of telescopic link, the inboard fixed iron sheet that is provided with of dwang, the dwang rotate with the telescopic link coincidence when, magnet and iron sheet inter attraction to avoid the dwang to rotate.

As a further scheme of the invention: the fixed skid resistant course that is provided with of inside wall of fastening ring, the setting up of skid resistant course makes the fixed position of interior pole more stable.

As a further scheme of the invention: the inside wall of tighrening ring is fixed and is provided with the insection protrusion, and the tooth's socket has been seted up to the lateral wall of interior pole, and the convex nestification of insection is in the inside of tooth's socket to with the inside of fixing at the outer pole of interior pole, thereby make the length of telescopic link fix.

Compared with the prior art, the invention has the beneficial effects that: can interconnect through buckle and fixed head to the clipboard covers fixed frame, protects the inside display device of fixed frame, has avoided external force to harm equipment. Can write at the clipboard to be convenient for the teaching, pack up the clipboard and to reduce the volume of rack, the removal and the save of the rack of being convenient for. Can fasten the telescopic link through fastener to can fix the length of telescopic link, with this height of adjusting fixed frame, with the height that satisfies the display, improve the applicable ability of rack. The bottom of dwang is rotated and is connected with the rotation wheel, and the dwang can clockwise rotation and with the telescopic link coincidence to can pack up the dwang, reduced the volume of rack. The invention has the advantages that: simple structure, convenient operation, strong applicability, good stability, convenient teaching, small volume and convenient carrying and storage.

Drawings

Fig. 1 is a schematic structural diagram of a mobile rack of a multimedia teaching display device.

Fig. 2 is a schematic front view of a fastening device in a mobile placement frame of a multimedia teaching display device.

Fig. 3 is a schematic top view of a fastening device in a mobile rack of a multimedia teaching display device.

Fig. 4 is a schematic structural diagram of a rotating rod in a mobile rack of a multimedia teaching display device.

In the figure, a fixed frame 1, a clamping plate 2, a telescopic rod 3, a fixed head 4, a fastening device 5, a rotating rod 6, a rotating wheel 7, a fixed frame 8, a writing board 9, a buckle 10, a fastening ring 11, a button 12, a sliding cavity 13, a spring 14, a guide rod 15, an inner rod 16, an outer rod 17, a tooth socket 18, a insection protrusion 19, an iron sheet 20, a magnet 21 and a limiting plate 22.

Detailed Description

In order to more clearly understand the technical features, objects, and effects of the present invention, the present invention will now be described with reference to the accompanying drawings.