CN220773781U - Video and audio media equipment - Google Patents
Video and audio media equipment Download PDFInfo
- Publication number
- CN220773781U CN220773781U CN202322140372.1U CN202322140372U CN220773781U CN 220773781 U CN220773781 U CN 220773781U CN 202322140372 U CN202322140372 U CN 202322140372U CN 220773781 U CN220773781 U CN 220773781U
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- fixedly connected
- sleeve
- card axle
- shaft
- placing plate
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- 238000009434 installation Methods 0.000 claims description 6
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses video media equipment, which comprises a bottom plate and a projection screen, wherein a placing plate is movably connected to one side of the outer surface of the projection screen, a first mounting block is fixedly connected to one side of the outer surface of the placing plate, a first clamping shaft and a second clamping shaft are fixedly connected to one side of the outer surface of the placing plate, and a first connecting shaft is fixedly connected to one side of the outer surface of the placing plate. This audio-visual media equipment, through the workstation, place the board, link one, link two, card axle one, card axle two, card axle three, card axle four and the setting of spring, when needs paste the data, hold the board of placing with the hand in the time of using, utilize card axle one with link two, card axle three and card axle four can rotate, and through the effect of spring, can make the board of placing roll-out increase usable floor area, when need not use and place the board, the same reason will place the board and shrink, reach the purpose that can conveniently accomodate.
Description
Technical Field
The utility model relates to the technical field of multimedia teaching systems, in particular to audio-video media equipment.
Background
Nowadays, in the classroom, dust of chalks seriously affects physical health of teachers, along with the progress of science and technology, multimedia technology teaching gradually replaces traditional chalk blackboard teaching, physical consumption of the teachers is reduced, learning interest of students is also improved, teaching quality and efficiency are improved, and a teaching mode combining various electronic teaching media and traditional teaching means is adopted. The existing multimedia video teaching equipment cannot completely display the content which the lecture teacher wants to express, at the moment, a teacher is required to write on a blackboard by using chalk, so that the multimedia video teaching equipment is very inconvenient, and because the teaching equipment is large in size and inconvenient to move, the teacher is influenced to teach but cannot move, so that a lot of inconvenience is brought, and in order to improve the teaching quality, some schools can invite the teacher to teach the lecture, the lecture place is usually arranged in a multimedia teaching room with a relatively large area, if the number of the students is large, crowding phenomenon can occur, potential safety hazards exist, and meanwhile, the multimedia classroom cannot accommodate all teachers and students, so that great trouble is brought to the schools.
Through retrieving, chinese patent publication (bulletin) number CN211181145U discloses a multimedia video teaching equipment, through setting up a universal wheel with locking device for equipment moves at will when locking equipment prevents to use, and set up the liquid crystal handwriting screen, more made things convenient for the student to explain understanding of content, and provide a campus live broadcast, the problem that multimedia classroom seat is insufficient when having solved holding large-scale lecture, but current multimedia equipment can only carry out multimedia teaching, write or paste the file when the mr, can and inconvenient, influence multimedia teaching content, simultaneously when not needing to use multimedia equipment, because multimedia equipment is great, can not accomodate, influence the walk of student, can lead to the equipment damage under certain circumstances.
Disclosure of Invention
The utility model mainly aims to provide video media equipment which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the video and audio media equipment comprises a bottom plate and a projection screen, wherein a placing plate is movably connected to one side of the outer surface of the projection screen, a first mounting block is fixedly connected to one side of the outer surface of the placing plate, a first clamping shaft and a second clamping shaft are fixedly connected to one side of the outer surface of the placing plate, and a first connecting shaft is fixedly connected to one side of the outer surface of the placing plate; one side fixedly connected with converter at the projection screen back, one side fixedly connected with installation piece II of converter surface, one side fixedly connected with card axle three and card axle four of installation piece external surface, one side fixedly connected with connecting axle two of installation piece external surface, the surface rotation of card axle one is connected with the link and extends to the surface of card axle three in the lump, the surface rotation of card axle two is connected with the link and extends to the surface of card axle four.
In order to achieve the aim of convenient disassembly, as the video media equipment provided by the utility model, one side of the outer surface of the mounting block is connected with the screw I in a threaded manner, and one side of the outer surface of the mounting block is connected with the screw II in a threaded manner.
In order to achieve the purpose of placing equipment, as the video and audio media equipment provided by the utility model, a placing box is fixedly connected to one side of the upper surface of the bottom plate, and an operator is fixedly connected to the upper surface of the placing box.
In order to achieve the purpose of heat dissipation, as the video media equipment provided by the utility model, an opening and closing door is arranged on the front surface of the placement box, and a heat dissipation groove is formed on one side of the outer surface of the placement box.
In order to achieve the purpose of being adjustable, as the video and audio media equipment provided by the utility model, one side of the upper surface of the bottom plate is fixedly connected with the first sleeve, one side of the inner wall of the first sleeve is provided with the first threaded shaft, the upper surface of the first sleeve is rotationally connected with the first knob, and the first knob is in threaded connection with the first threaded shaft.
In order to achieve the purpose of being adjustable, as the video and audio media equipment provided by the utility model, one side of the upper surface of the bottom plate is fixedly connected with the second sleeve, one side of the inner wall of the second sleeve is provided with the second threaded shaft, the upper surface of the second sleeve is rotationally connected with the second knob, and the second knob is in threaded connection with the second threaded shaft.
In order to achieve the aim of convenient adjustment, the utility model provides video media equipment, wherein the other end of the first threaded shaft is fixedly connected with the converter, and the other end of the second threaded shaft is fixedly connected with the converter.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, through the arrangement of the workbench, the placing plate, the first connecting frame, the second connecting frame, the first clamping shaft, the second clamping shaft, the third clamping shaft, the fourth clamping shaft and the spring, when data are required to be pasted, the placing plate is held by hands during use, the first connecting frame and the second connecting frame can rotate by utilizing the first clamping shaft, the second clamping shaft, the third clamping shaft and the fourth clamping shaft, and through the action of the spring, the placing plate can be rotated out to enlarge the using area, and when the placing plate is not required to be used, the placing plate is contracted in the same way, so that the purpose of convenient storage is achieved.
2. According to the utility model, through the arrangement of the first threaded shaft, the second threaded shaft, the first sleeve, the second sleeve, the first knob, the second knob and the converter, when equipment is needed to be used, the first threaded shaft and the second threaded shaft can be respectively rotated out of the first sleeve and the second sleeve by rotating the first knob and the second knob by hands, so that the converter can be driven to be adjusted, and when the equipment is not needed to be used, the first threaded shaft and the second threaded shaft can be respectively rotated into the first sleeve and the second sleeve by rotating the first knob and the second knob by hands, so that the converter can be driven to be adjusted, and the purpose of storage can be achieved.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic view of the structure of the placement box of the present utility model;
FIG. 3 is a schematic view of a threaded shaft according to the present utility model;
fig. 4 is a schematic view of a placement plate structure according to the present utility model.
In the figure: 1. a bottom plate; 2. a projection screen; 3. placing a plate; 4. a first mounting block; 5. a clamping shaft I; 6. a second clamping shaft; 7. a first connecting shaft; 8. a converter; 9. a second mounting block; 10. a clamping shaft III; 11. a clamping shaft IV; 12. a second connecting shaft; 13. a first connecting frame; 14. a second connecting frame; 15. a first screw; 16. a second screw; 17. placing a box; 18. an operator; 19. an opening/closing door; 20. a heat sink; 21. a sleeve I; 22. a first threaded shaft; 23. a first knob; 24. a second sleeve; 25. a threaded shaft II; 26. and a second knob.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-4, an audio-visual media device comprises a bottom plate 1 and a projection screen 2, wherein a placing plate 3 is movably connected to one side of the outer surface of the projection screen 2, a mounting block I4 is fixedly connected to one side of the outer surface of the placing plate 3, a clamping shaft I5 and a clamping shaft II 6 are fixedly connected to one side of the outer surface of the placing plate 3, and a connecting shaft I7 is fixedly connected to one side of the outer surface of the placing plate 3;
in this embodiment, a converter 8 is fixedly connected to one side of the back surface of the projection screen 2, a second mounting block 9 is fixedly connected to one side of the outer surface of the converter 8, a third clamping shaft 10 and a fourth clamping shaft 11 are fixedly connected to one side of the outer surface of the second mounting block 9, a second connecting shaft 12 is fixedly connected to one side of the outer surface of the second mounting block 9, a first connecting frame 13 is rotatably connected to the outer surface of the first clamping shaft 5 and extends to the outer surface of the third clamping shaft 10, and a second connecting frame 14 is rotatably connected to the outer surface of the second clamping shaft 6 and extends to the outer surface of the fourth clamping shaft 11.
When the device is specifically used, the placing plate 3 is held by hands when the device is used when data is required to be pasted, the first clamping shaft 5, the second clamping shaft 6, the third clamping shaft 10 and the fourth clamping shaft 11 can be rotated through the first connecting frame 13 and the second connecting frame 14, the placing plate 3 can be rotated out through the action of the springs, the using area is enlarged, and when the placing plate 3 is not required to be used, the placing plate 3 is contracted in the same way, so that the purpose of convenient storage is achieved.
In this embodiment, a first screw 15 is screwed to one side of the outer surface of the first mounting block 4, and a second screw 16 is screwed to one side of the outer surface of the second mounting block 9.
In specific use, the first screw 15 is fastened by a tool, the first mounting block 4 can be used for achieving the purpose of fixing, and the second screw 16 is fastened by a tool, the second mounting block 9 can be used for achieving the purpose of fixing.
In this embodiment, a placement box 17 is fixedly connected to one side of the upper surface of the base plate 1, and an operator 18 is fixedly connected to the upper surface of the placement box 17.
In particular use, the apparatus is placed in the placement box 17 and teaching is facilitated by the arrangement of the operator 18.
In this embodiment, an opening and closing door 19 is provided on one side of the front surface of the placement box 17, and a heat dissipation groove 20 is provided on one side of the outer surface of the placement box 17.
When the device is used specifically, the opening and closing door 19 is opened by hands, the device can be placed in the placement box 17, and then the opening and closing door 19 is closed, so that the purpose of sealing is achieved.
In this embodiment, a first sleeve 21 is fixedly connected to one side of the upper surface of the base plate 1, a first threaded shaft 22 is disposed on one side of the inner wall of the first sleeve 21, a first knob 23 is rotatably connected to the upper surface of the first sleeve 21, and the first knob 23 is in threaded connection with the first threaded shaft 22.
In particular use, when an adjustment is required, the first threaded shaft 22 can be rotated out of the first sleeve 21 by manually rotating the first knob 23, thereby allowing the adjustment.
In this embodiment, a second sleeve 24 is fixedly connected to one side of the upper surface of the bottom plate 1, a second threaded shaft 25 is disposed on one side of the inner wall of the second sleeve 24, a second knob 26 is rotatably connected to the upper surface of the second sleeve 24, and the second knob 26 is in threaded connection with the second threaded shaft 25.
In particular use, when adjustment is required, the second threaded shaft 25 can be rotated out of the second sleeve 24 by manually rotating the second knob 26, thereby allowing adjustment.
In this embodiment, the other end of the first threaded shaft 22 is fixedly connected to the transducer 8, and the other end of the second threaded shaft 25 is fixedly connected to the transducer 8.
In particular use, the first and second threaded shafts 22 and 25 may simultaneously be adjusted to drive the transducer 8.
Working principle: in use, the opening and closing door 19 is opened by hand, the equipment can be placed in the placement box 17, the opening and closing door 19 is closed, the purpose of sealing is achieved, when the equipment is needed, the knob I23 and the knob II 26 are rotated by hand at the same time, the knob I22 and the knob II 25 can be rotated out of the sleeve I21 and the sleeve II 24 respectively, thereby the converter 8 can be driven to be adjusted, the setting of the operator 18 is utilized, teaching can be conveniently conducted, when data are needed to be pasted, the placement plate 3 is held by hand in use, the first connection frame 13 and the second connection frame 14 can be rotated by utilizing the clamping shaft I5, the clamping shaft II 6, the clamping shaft III 10 and the clamping shaft IV 11, and the placement plate 3 can be rotated out by the action of the spring, when the equipment is not needed, the knob I23 and the knob II 26 can be rotated by hand at the same time, the screw shaft I22 and the screw shaft II 25 can be rotated into the sleeve I21 and the sleeve II 24 respectively, thereby the converter 8 can be driven to be adjusted, the purpose of holding the placement plate 3 can be achieved, and the purpose of holding the first connection frame 13 and the second connection frame 3 can be achieved by utilizing the action of the clamping shaft II, and the purpose of holding the clamping shaft 3 can be realized by utilizing the rotation frame III, and the rotation of the first connection frame 11 and the purpose of the rotation plate 3.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. An audio-visual media device comprising a base plate (1) and a projection screen (2), characterized in that: one side of the outer surface of the projection screen (2) is movably connected with a placing plate (3), one side of the outer surface of the placing plate (3) is fixedly connected with a first mounting block (4), one side of the outer surface of the placing plate (3) is fixedly connected with a first clamping shaft (5) and a second clamping shaft (6), and one side of the outer surface of the placing plate (3) is fixedly connected with a first connecting shaft (7);
one side fixedly connected with converter (8) at projection screen (2) back, one side fixedly connected with installation piece two (9) of converter (8) surface, one side fixedly connected with card axle three (10) and card axle four (11) of installation piece two (9) surface, one side fixedly connected with connecting axle two (12) of installation piece two (9) surface, the surface rotation of card axle one (5) is connected with link one (13) and extends to the surface of card axle three (10), the surface rotation of card axle two (6) is connected with link two (14) and extends to the surface of card axle four (11).
2. An audio-visual media device as claimed in claim 1, wherein: one side of the outer surface of the first mounting block (4) is in threaded connection with a first screw (15), and one side of the outer surface of the second mounting block (9) is in threaded connection with a second screw (16).
3. An audio-visual media device as claimed in claim 1, wherein: one side of the upper surface of the bottom plate (1) is fixedly connected with a placement box (17), and the upper surface of the placement box (17) is fixedly connected with an operator (18).
4. A video and audio media device as claimed in claim 3, wherein: the front of the placement box (17) is provided with an opening and closing door (19), and one side of the outer surface of the placement box (17) is provided with a heat dissipation groove (20).
5. An audio-visual media device as claimed in claim 1, wherein: one side of bottom plate (1) upper surface fixedly connected with sleeve one (21), one side of sleeve one (21) inner wall is provided with screw shaft one (22), the upper surface rotation of sleeve one (21) is connected with knob one (23), knob one (23) is threaded connection with screw shaft one (22).
6. An audio-visual media device as claimed in claim 1, wherein: one side fixedly connected with sleeve two (24) of bottom plate (1) upper surface, one side of sleeve two (24) inner wall is provided with screw thread axle two (25), the upper surface rotation of sleeve two (24) is connected with knob two (26), knob two (26) are threaded connection with screw thread axle two (25), the other end of screw thread axle two (25) is fixed connection with converter (8).
7. An audio-visual media device as defined in claim 5, wherein: the other end of the first threaded shaft (22) is fixedly connected with the converter (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322140372.1U CN220773781U (en) | 2023-08-10 | 2023-08-10 | Video and audio media equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322140372.1U CN220773781U (en) | 2023-08-10 | 2023-08-10 | Video and audio media equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220773781U true CN220773781U (en) | 2024-04-12 |
Family
ID=90617978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322140372.1U Active CN220773781U (en) | 2023-08-10 | 2023-08-10 | Video and audio media equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220773781U (en) |
-
2023
- 2023-08-10 CN CN202322140372.1U patent/CN220773781U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |