CN216527610U

CN216527610U - Portable digital media teaching device

Info

Publication number: CN216527610U
Application number: CN202123341830.5U
Authority: CN
Inventors: 高倩
Original assignee: Liaoning Financial Vocational College
Current assignee: Liaoning Financial Vocational College
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-05-13
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a portable digital media teaching device, and particularly relates to the technical field of digital media teaching, which comprises a movable box and a movable cover hinged to one side of the movable box through a hinge, wherein a first fixed strip and a second fixed strip are fixedly connected to the surface of one side of the movable cover, placing sliding grooves are formed in the surfaces of the opposite sides of the first fixed strip and the second fixed strip, a wireless digital media screen is connected to the inside of each placing sliding groove in a sliding manner, a groove is formed in the surface of the movable box, a movable plate is connected to the inside of the groove in a sliding manner, a protective cotton plate is arranged on the upper surface of the movable plate, and a pushing assembly is arranged inside the movable box. The groove formed in the first fixing strip and the groove formed in the second fixing strip facilitate the sliding installation of the wireless digital media screen, and the wireless digital media screen is placed in the movable box and the movable cover, so that the wireless digital media screen can be conveniently moved, and the outdoor teaching is facilitated.

Description

Portable digital media teaching device

Technical Field

The utility model relates to the technical field of digital media teaching, in particular to a portable digital media teaching device.

Background

Media teaching equipment has all been introduced to each big school and has been used for indoor teaching, compares in traditional blackboard teaching mode, because student's the field of vision of watching is wider, and the study experience effect is more ideal, and teacher's teaching work also easily develops, and has avoided the healthy problem that the chalk dust brought at to a great extent.

However, in practical use, the existing media teaching equipment is generally fixed inside the blackboard, and when teaching is carried out outside the class or outdoors, the digital media teaching device is inconvenient to carry due to the fact that the digital media teaching device is large in size and fixed in position.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a portable digital media teaching device to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a portable digital media teaching device comprises a movable box and a movable cover hinged to one side of the movable box through a hinge, wherein a first fixed strip and a second fixed strip are fixedly connected to one side surface of the movable cover, placing chutes are formed in one side surface of the first fixed strip opposite to the second fixed strip, wireless digital media screens are connected to the inside of the placing chutes in a sliding mode, grooves are formed in the surface of the movable box, a movable plate is connected to the inside of each groove in a sliding mode, a protective cotton plate is arranged on the upper surface of the movable plate, a pushing assembly is arranged inside the movable box, two mounting grooves are formed in the upper surface of the movable box, telescopic cylinders are hinged to the bottoms of the inner walls of the two mounting grooves, a first screw rod is connected to the inside of each telescopic cylinder in a threaded mode, and a fixing assembly is arranged at one end, far away from each telescopic cylinder, of the first screw rods, one end of the fixing component is arranged inside the movable cover.

Preferably, the fixed subassembly is including rotating the connector link of connecting in screw rod one end No. one, one side of connector link is rotated and is connected with the pivot, the one end of pivot is equipped with the connecting plate, the inside threaded connection of connecting plate has clamping screw.

Preferably, a plurality of fixing screw holes which are uniformly fixed and arranged are formed in the surface of one side of the movable cover, and one end of the fixing screw rod is connected to the inside of one of the fixing screw holes in a threaded manner.

Preferably, the pushing assembly comprises fixing grooves which are arranged on two sides of the inner wall of the movable box in a clamping mode, a sliding rod is arranged inside each fixing groove, a movable sleeve is sleeved on the surface of the sliding rod in a sliding mode, a connecting rod is fixedly connected to the surface of one side of the movable sleeve, one end of the connecting rod is connected with the movable plate, and a compression spring with one end connected with the movable sleeve is sleeved on the surface of the sliding rod.

Preferably, the bottom fixedly connected with screw rod No. two of removal case, the bottom screw thread of screw rod No. two has cup jointed the support sleeve, the bottom of removal case all rotates and is connected with back auxiliary rod and two dead levers, two the extension rod has all been cup jointed in the inside of dead lever sliding, the bottom of auxiliary rod, support sleeve, two extension rods all is equipped with the supporting pad.

Preferably, a plurality of locating holes are formed in the surfaces of the two extending rods, locating rods are inserted into the fixing rods, and one ends of the locating rods are arranged inside the locating holes.

Preferably, the size of the protective cotton board is consistent with that of the wireless digital media screen, and the protective cotton board is made of high-density sponge.

The utility model has the technical effects and advantages that:

1. compared with the prior art, the groove which is formed in the first fixing strip and the second fixing strip is convenient for the wireless digital media screen to slide, the wireless digital media screen is placed in the mobile box and the mobile cover, and therefore the mobile wireless digital media screen can be moved conveniently and is convenient for outdoor teaching.

2. Compared with the prior art, through rotating the screw rod that sets up, slide the inside of a flexible section of thick bamboo under flexible section of thick bamboo irrotational and threaded spacing, then make flexible section of thick bamboo and coupling assembling all place the inside of mounting groove to can be convenient for to holistic dismantlement, the effect of being convenient for remove is contradicted on the surface of wireless digital media screen through promoting the cotton board of subassembly protection, thereby can play the guard action of removal to wireless digital media screen.

Drawings

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

FIG. 2 is an enlarged view of the structure at A of the present invention.

Fig. 3 is a sectional view of the pushing assembly of the present invention.

FIG. 4 is an enlarged view of the structure at B of the present invention.

The reference signs are: 1. a mobile box; 2. moving the cover; 3. a first fixing strip; 4. a second fixing strip; 5. placing a chute; 6. a wireless digital media screen; 7. a groove; 8. moving the plate; 9. a protective cotton board; 10. a pushing assembly; 101. fixing grooves; 102. a slide bar; 103. moving the sleeve; 104. a connecting rod; 105. a compression spring; 11. mounting grooves; 12. a telescopic cylinder; 13. a first screw rod; 14. a fixing assembly; 140. a connecting buckle; 141. a rotating shaft; 142. a connecting plate; 143. fixing the screw rod; 15. fixing screw holes; 16. a second screw; 17. a support sleeve; 18. an auxiliary lever; 19. fixing the rod; 20. an extension rod; 21. a support pad; 22. positioning holes; 23. and (5) positioning the rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further 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 utility model and are not intended to limit the utility model.

A portable digital media teaching device as shown in fig. 1-4, mainly comprising a movable box 1, a movable cover 2, a first fixed strip 3, a second fixed strip 4, a placing chute 5, a wireless digital media screen 6, a groove 7, a movable plate 8, a protective cotton plate 9, a pushing assembly 10, a mounting groove 11, a telescopic cylinder 12, a first screw 13 and a fixed assembly 14, wherein:

the pushing assembly 10 comprises a fixing groove 101, a sliding rod 102, a moving sleeve 103, a connecting rod 104 and a compression spring 105; the fixing component 14 comprises a connecting buckle 140, a rotating shaft 141, a connecting plate 142 and a fixing screw 143;

remove case 1, remove lid 2 as the carrier, the effect of support has been played, a fixed strip 3, No. two fixed strips 4 and place the effect that spout 5 is used for placing wireless digital media screen 6, the movable plate 8, when the cotton board 9 of protection and promotion subassembly 10 are used for promoting to remove case 1 and open, the effect of protecting is shielded 6 to wireless digital media through the cotton board 9 of protection, the installation groove 11 is convenient for the effect that 12 and a screw rod 13 placed of telescopic cylinder, telescopic cylinder 12, a screw rod 13 and fixed subassembly 14 are used for the effect to removing 2 fixed positions of lid.

As shown in fig. 1 and fig. 2, the fixing assembly 14 includes a connecting buckle 140 rotatably connected to one end of the first screw 13, one side of the connecting buckle 140 is rotatably connected to a rotating shaft 141, one end of the rotating shaft 141 is provided with a connecting plate 142, and the inner thread of the connecting plate 142 is connected to a fixing screw 143;

a plurality of fixing screw holes 15 are formed on one side surface of the movable cover 2, the fixing screw holes are uniformly fixed and arranged, and one end of the fixing screw 143 is connected to the inside of one of the fixing screw holes 15 through screw threads

In order to fix the position of the movable cover 2, the first screw 13 is rotated, the telescopic cylinder 12 does not rotate and slides out of the telescopic cylinder 12 in a limiting way of screw threads, then the fixing screw 143 in threaded connection with the inner part of the connecting plate 142 is in threaded connection with the inner part of the fixing screw hole 15 at one side of the movable cover 2, and the first screw 13 and the telescopic cylinder 12 are in threaded connection, so that the self-locking function is realized, the positions of the first screw 13 and the telescopic cylinder 12 are fixed, and the function of positioning the movable cover 2 and the position of the wireless digital media screen 6 can be realized.

As shown in fig. 1 and fig. 3, the pushing assembly 10 includes fixing grooves 101 clamped on two sides of the inner wall of the moving box 1, a sliding rod 102 is disposed inside the fixing groove 101, a moving sleeve 103 is slidably sleeved on the surface of the sliding rod 101, a connecting rod 104 is fixedly connected to one side surface of the moving sleeve 103, one end of the connecting rod 104 is connected to the moving plate 8, and a compression spring 105, one end of which is connected to the moving sleeve 103, is sleeved on the surface of the sliding rod 101;

in order to push the movable cover 2 to be separated from the movable box 1, the wireless digital media screen 6 plays a role in protection, after the movable box 1 and the movable cover 2 are unlocked, the elastic force of the compression spring 105 pushes the movable sleeve 103 to slide, the movable sleeve 103 drives the connecting rod 104 to slide, the connecting rod 104 drives the movable plate 8 to slide, so that the protective cotton plate 9 is driven to slide, a gap is generated between the movable cover 2 and the movable box 1 through the sliding of the protective cotton plate 9, and the movable cover 2 is convenient to open.

Wherein, as shown in figure 1, the bottom fixedly connected with screw rod 16 No. two of removal case 1, supporting sleeve 17 has been cup jointed to the bottom screw thread of screw rod 16 No. two, the bottom of removal case 1 is all rotated and is connected with back auxiliary rod 18 and two dead levers 19, the extension rod 20 has all been cup jointed in the inside of two dead levers 19 that slides, auxiliary rod 18, supporting sleeve 17, the bottom of two extension rods 20 all is equipped with supporting pad 21, so that through rotating supporting sleeve 17, the lift of screw rod 16 No. two has been promoted under the effect of screw thread, thereby can realize the effect of adjusting the height and the position of removal case 1.

As shown in fig. 1 and fig. 4, a plurality of positioning holes 22 are formed in the surfaces of the two extension rods 20, a positioning rod 23 is inserted into the fixing rod 19, and one end of the positioning rod 23 is inserted into the positioning hole 22, so that the positioning rod 23 is inserted into the positioning hole 22, and the lengths of the extension rods 20 and the fixing rod 19 can be positioned.

Wherein, as shown in figure 1, the size of the protective cotton board 9 is the same as the size of the wireless digital media screen 6, and the protective cotton board 9 is made of high-density sponge material, so that the protective cotton board 9 can protect the wireless digital media screen 6.

The working principle of the utility model is as follows: when in use, after the movable box 1 and the movable cover 2 are unlocked, the elastic force of the compression spring 105 pushes the movable sleeve 103 to slide, the movable sleeve 103 drives the connecting rod 104 to slide, the connecting rod 104 drives the movable plate 8 to slide, so as to drive the protective cotton plate 9 to slide, the protective cotton plate 9 pushes the movable cover 2 and the movable box 1 to slide to generate a gap, so as to facilitate the opening of the movable cover 2, in order to fix the position of the movable cover 2, the protective cotton plate slides out of the telescopic cylinder 12 without rotating and limiting the screw thread by rotating the first screw 13, then the fixed screw 143 in threaded connection with the inner part of the connecting plate 142 is in threaded connection with the fixed screw hole 15 at one side of the movable cover 2, and the self-locking function is realized due to the threaded connection between the first screw 13 and the telescopic cylinder 12, so that the positions of the first screw 13 and the telescopic cylinder 12 are fixed, thereby can realize carrying out the effect of fixing a position to the position of removing lid 2 and wireless digital media screen 6, through rotating support sleeve 17, promoted the lift of No. two screw rods 16 under the effect of screw thread to can realize carrying out the effect of adjusting the height and the position of removal case 1, insert the inside of establishing at locating hole 22 through locating lever 23 simultaneously, thereby can carry out the effect of fixing a position to the length of extension rod 20 and dead lever 19.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a portable digital media teaching device, includes movable box (1) and through hinge at movable cover (2) of movable box (1) one side which characterized in that: a first fixing strip (3) and a second fixing strip (4) are fixedly connected to the surface of one side of the movable cover (2), a placing sliding groove (5) is formed in the surface of one side, opposite to the first fixing strip (3) and the second fixing strip (4), of the placing sliding groove (5) is connected with a wireless digital media screen (6) in a sliding mode, a groove (7) is formed in the surface of the movable box (1), a movable plate (8) is connected to the inside of the groove (7) in a sliding mode, a protective cotton plate (9) is arranged on the upper surface of the movable plate (8), a pushing assembly (10) is arranged inside the movable box (1), two mounting grooves (11) are formed in the upper surface of the movable box (1), telescopic cylinders (12) are hinged to the bottoms of the inner walls of the two mounting grooves (11), and a first screw rod (13) is connected to the inside of the two telescopic cylinders (12) in a threaded mode, two one end that telescopic cylinder (12) was kept away from in screw rod (13) all is equipped with fixed subassembly (14), the inside at removal lid (2) is established to the one end of fixed subassembly (14).

2. A portable digital media teaching device according to claim 1, wherein: fixed subassembly (14) are including rotating connector link (140) of connecting in screw rod (13) one end No. one, one side of connector link (140) is rotated and is connected with pivot (141), the one end of pivot (141) is equipped with connecting plate (142), the inside threaded connection of connecting plate (142) has set screw (143).

3. A portable digital media teaching device according to claim 2, wherein: a plurality of fixing screw holes (15) which are uniformly fixed and arranged are formed in the surface of one side of the movable cover (2), and one end of the fixing screw rod (143) is connected to the inside of one of the fixing screw holes (15) in a threaded mode.

4. A portable digital media teaching device according to claim 1, wherein: the push assembly (10) comprises fixing grooves (101) which are arranged on two sides of the inner wall of the movable box (1) in a clamped mode, a sliding rod (102) is arranged inside the fixing grooves (101), a movable sleeve (103) is sleeved on the surface of the sliding rod (102) in a sliding mode, a connecting rod (104) is fixedly connected to the surface of one side of the movable sleeve (103), one end of the connecting rod (104) is connected with the movable plate (8), and a compression spring (105) with one end connected with the movable sleeve (103) is sleeved on the surface of the sliding rod (102).

5. A portable digital media teaching device according to claim 1, wherein: remove No. two screw rods (16) of bottom fixedly connected with of case (1), the bottom screw thread of No. two screw rods (16) has cup jointed support sleeve (17), the bottom of removing case (1) is all rotated and is connected with back auxiliary rod (18) and two dead lever (19), two extension rod (20) have all been cup jointed in the equal slip of inside of dead lever (19), the bottom of auxiliary rod (18), support sleeve (17), two extension rod (20) all is equipped with supporting pad (21).

6. A portable digital media teaching device according to claim 5, wherein: the surface of each of the two extension rods (20) is provided with a plurality of positioning holes (22), a positioning rod (23) is inserted into the fixing rod (19), and one end of each positioning rod (23) is arranged inside each positioning hole (22).

7. A portable digital media teaching device according to claim 1, wherein: the size of the protective cotton board (9) is consistent with that of the wireless digital media screen (6), and the protective cotton board (9) is made of high-density sponge materials.