CN210687614U - Multimedia device is used in teaching convenient to adjust - Google Patents
Multimedia device is used in teaching convenient to adjust Download PDFInfo
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- CN210687614U CN210687614U CN201921559914.6U CN201921559914U CN210687614U CN 210687614 U CN210687614 U CN 210687614U CN 201921559914 U CN201921559914 U CN 201921559914U CN 210687614 U CN210687614 U CN 210687614U
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Abstract
The utility model provides a teaching uses multimedia device convenient to adjust. The adjustable educational multimedia apparatus includes: a base; the first groove is formed in the top of the base; the double-shaft motor is arranged in the first groove; the two first circular gears are fixedly arranged on two output shafts of the double-shaft motor respectively; the top plate is arranged in the first groove, and two sides of the top plate are fixedly connected with the inner walls of two sides of the first groove respectively; two first horizontal poles, two first horizontal pole is all rotated and is installed in first recess. The utility model provides a teaching is used multimedia device convenient to adjust has convenient to use, can be convenient for adjust the height of multimedia display screen as required, and the efficient dispels the heat to driving motor simultaneously, operates simple convenient advantage.
Description
Technical Field
The utility model relates to a multi-media technical field especially relates to a teaching uses multi-media device convenient to adjust.
Background
The multimedia is the synthesis of multiple media, generally include the multiple media forms such as the text, sound and picture, in the computer system, the multimedia means a kind of man-machine interactive information exchange and spread media which makes up two or more than two kinds of media, the media used includes characters, pictures, photos, sound, animation and film, and the interactive function that the form provides, in the related art, disclose a teaching that facilitates the regulation uses the multimedia device, including the base, the inside wall of the said base has sliding ring grooves, the upper surface of the base has first cavities in round shape, place the rotary table adapting with first cavity inside the first cavity, it can drive rotary table, support column and bracing piece to rotate synchronously, thus can drive the multimedia display screen to rotate, have guaranteed effectively that students of different angles can see the multimedia display screen, the effectual emergence of having avoided reflection of light phenomenon can highly carry out reasonable regulation to bracing piece and multimedia display screen, and the effectual emergence of sheltering from the sight problem of having avoided, and the regulation of multimedia teaching device is more convenient, and the effectual quality of teaching of having guaranteed can in time give off the heat in the first cavity, can effectively block the dust again, has guaranteed the normal use of motor.
However, still have the shortcoming among the above-mentioned technique, adopt two louvres to pass through the natural wind for the motor heat dissipation in the above-mentioned structure, the radiating effect is relatively poor, and it adopts the spring to support the bracing piece simultaneously, and the bracing piece is reciprocating the period, and the long-time welding face of spring can become flexible, breaks away from even, just can take place the displacement from this.
Therefore, there is a need to provide a new teaching multimedia device with easy adjustment to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a convenient to use, can be convenient for adjust the height of multimedia display screen as required, the efficient dispels the heat to driving motor simultaneously, and the teaching of being convenient for of simple and convenient regulation of getting up uses multimedia device.
In order to solve the technical problem, the utility model provides a teaching use multimedia device convenient to adjust includes: a base; the first groove is formed in the top of the base; the double-shaft motor is arranged in the first groove; the two first circular gears are fixedly arranged on two output shafts of the double-shaft motor respectively; the top plate is arranged in the first groove, and two sides of the top plate are fixedly connected with the inner walls of two sides of the first groove respectively; the two first cross rods are rotatably arranged in the first grooves; the two second circular gears are fixedly sleeved on the two first cross rods respectively, and are meshed with the corresponding first circular gears; the driving motor is fixedly arranged on the top of the top plate; the annular groove is formed in the inner wall of the first groove; the circular block is rotatably installed in the annular groove, and the bottom of the circular block is fixedly connected with an output shaft of the driving motor.
Preferably, the top fixed mounting of circular block has first pole, outside the top of first pole extended to first recess, the second recess has been seted up on the top of first pole, slidable mounting has the second pole in the second recess, the top of second pole extends to outside the second recess and fixed mounting has the multimedia display screen.
Preferably, be equipped with first splint and second splint in the second recess, the connecting rod is installed to one side that second splint were kept away from to first splint, the one end that first splint were kept away from to the connecting rod and one side inner wall fixed connection of second recess, the second recess is close to one side rotation of second splint and installs the second horizontal pole, the one end that second splint were kept away from to the second horizontal pole extends to the second recess outside and fixed mounting has the handle.
Preferably, first through-hole has been seted up on the interior jade of one side of second recess, slidable mounting has the gag lever post in the first through-hole, outside the both ends of gag lever post all extended to first through-hole, the one end and the second splint fixed connection that the gag lever post is close to the second splint, the one end fixed mounting that the second splint were kept away from to the gag lever post has the stopper, the second through-hole has been seted up on one side inner wall of second recess, the internal thread has been seted up on the inner wall of second through-hole, the external screw thread has been seted up on the second horizontal pole, second horizontal pole and second through-hole threaded connection.
Preferably, the third recess has been seted up to the bottom of second round bar, slidable mounting has the third round bar in the third recess, the bottom of third round bar extend to the third recess outside and with the bottom inner wall fixed connection of second recess, the slip cover is equipped with first spring on the third round bar, the top and the second round bar fixed connection of first spring, the bottom of first spring and the bottom inner wall fixed connection of second recess, the stiffness coefficient scope of first spring is 5N/m to 60N/m.
Preferably, the fourth recess has all been seted up to the both sides of base, and equal fixed mounting has dustproof filter screen on the one side inner wall that two fourth recesses are close to each other, has all seted up two bleeder vents on the one side inner wall that two fourth recesses are close to each other.
Preferably, fixed mounting has a motor cabinet on the bottom inner wall of first recess, motor cabinet and biax motor fixed connection, two third through-holes have been seted up at the top of roof, first circular gear all with the third through-hole looks adaptation that corresponds with the second circular gear, the equal fixed mounting of one end that two first horizontal poles are close to each other has the flabellum.
Compared with the prior art, the utility model provides a teaching use multimedia device convenient to adjust has following beneficial effect:
the utility model provides a teaching uses multimedia device convenient to adjust can dispel the heat to driving motor by the high efficiency, is convenient for adjust the height of multimedia display screen simultaneously, and convenient to use person operates.
Drawings
FIG. 1 is a schematic front sectional view of a preferred embodiment of an adjustable multimedia teaching device;
fig. 2 is an enlarged schematic view of a portion a shown in fig. 1.
Reference numbers in the figures: 1. the base, 2, first recess, 3, biax motor, 4, first circular gear, 5, roof, 6, first horizontal pole, 7, the circular gear of second, 8, driving motor, 9, annular groove, 10, circular block, 11, first round bar, 12, second round bar, 13, multimedia display screen, 14, first splint, 15, second splint, 16, second horizontal pole, 17, first spring, 18, dustproof filter screen.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1 and fig. 2 in combination, wherein fig. 1 is a schematic front sectional view illustrating a multimedia device for teaching use, which is convenient to adjust according to a preferred embodiment of the present invention; fig. 2 is an enlarged schematic view of a portion a shown in fig. 1. The teaching-use multimedia device facilitating adjustment includes: a base 1; the first groove 2 is formed in the top of the base 1; the double-shaft motor 3 is arranged in the first groove 2; the two first circular gears 4 are respectively and fixedly arranged on two output shafts of the double-shaft motor 3; the top plate 5 is arranged in the first groove 2, and two sides of the top plate 5 are respectively fixedly connected with the inner walls of two sides of the first groove 2; the two first cross rods 6 are arranged in the first grooves 2 in a rotating mode; the two second circular gears 7 are respectively fixedly sleeved on the two first cross rods 6, and the second circular gears 7 are meshed with the corresponding first circular gears 4; the driving motor 8, the said driving motor 8 is fixedly mounted on the top of the said roof 5; the annular groove 9 is formed in the inner wall of the first groove 2, and the annular groove 9 is formed in the inner wall of the first groove 2; and the circular block 10 is rotatably arranged in the annular groove 9, and the bottom of the circular block 10 is fixedly connected with an output shaft of the driving motor 8.
The top fixed mounting of circular block 10 has first round bar 11, outside the top of first round bar 11 extended to first recess 2, the second recess has been seted up on the top of first round bar 11, slidable mounting has second round bar 12 in the second recess, the top of second round bar 12 extends to outside the second recess and fixed mounting has multimedia display screen 13.
Be equipped with first splint 14 and second splint 15 in the second recess, first splint 14 is kept away from one side of second splint 15 and is installed the connecting rod, the one end that first splint 14 was kept away from to the connecting rod and one side inner wall fixed connection of second recess, the second recess is close to one side rotation of second splint 15 and installs second horizontal pole 16, second splint 15 was kept away from to second horizontal pole 16 one end extends to the second recess outside and fixed mounting has the handle.
Seted up first through-hole on the interior jade of one side of second recess, slidable mounting has the gag lever post in the first through-hole, outside the both ends of gag lever post all extended to first through-hole, the gag lever post was close to second splint 15's one end and second splint 15 fixed connection, the one end fixed mounting that second splint 15 were kept away from to the gag lever post has the stopper, the second through-hole has been seted up on one side inner wall of second recess, the internal thread has been seted up on the inner wall of second through-hole, the external screw thread has been seted up on the second horizontal pole 16, second horizontal pole 16 and second through-hole threaded connection.
Third recess has been seted up to the bottom of second round bar 12, slidable mounting has the third round bar in the third recess, the bottom of third round bar extend to the third recess outside and with the bottom inner wall fixed connection of second recess, the slip cover is equipped with first spring 17 on the third round bar, the top and the 12 fixed connection of second round bar of first spring 17, the bottom of first spring 17 and the bottom inner wall fixed connection of second recess, the stiffness coefficient scope of first spring 17 is 5N/m to 60N/m.
Fourth recesses have all been seted up to the both sides of base 1, and equal fixed mounting has dustproof filter screen 18 on the one side inner wall that two fourth recesses are close to each other, has all seted up two bleeder vents on the one side inner wall that two fourth recesses are close to each other.
A motor base is fixedly mounted on the inner wall of the bottom of the first groove 2 and fixedly connected with the double-shaft motor 3, two third through holes are formed in the top of the top plate 5, and
first circular gear 5 and second circular gear 7 all with the adaptation of the third through-hole that corresponds, the equal fixed mounting of one end that two first horizontal poles 6 are close to each other has the flabellum.
The utility model provides a teaching uses multimedia device's theory of operation convenient to adjust as follows:
when the driving motor 8 needs to be cooled, the double-shaft motor 3 is directly started, two output shafts of the double-shaft motor 3 respectively drive the two first circular gears 4 to rotate, and the first circular gears 4 drive the second circular gears 7 to rotate;
the second circular gear 7 drives the corresponding first cross rod 6 to rotate, the first cross rod 6 drives the corresponding fan blade to rotate, and the driving motor 8 can be cooled by utilizing airflow generated when the fan blade rotates;
when the direction of the multimedia display screen 13 needs to be rotated, the driving motor 8 is directly started, an output shaft of the driving motor 8 drives the circular block 10 to rotate in the annular groove 9, the circular block 10 drives the first circular rod 11 to rotate, the first circular rod 11 drives the second circular rod 12 to rotate, and the second circular rod 12 drives the multimedia display screen 13 to rotate;
when the multimedia display screen 13 needs to be lifted, the handle is rotated only, the handle drives the second cross rod 16 to rotate, and the second cross rod 16 drives the second clamping plate 15 to move under the action of the threads;
under the action of the first spring 17, the first spring 17 drives the second round rod 12 to move, and the second round rod 12 drives the multimedia display screen 13 to move, so that the adjustment work of the multimedia display screen 13 is completed.
Compared with the prior art, the utility model provides a teaching use multimedia device convenient to adjust has following beneficial effect:
the utility model provides a teaching uses multimedia device convenient to adjust can dispel the heat to driving motor 8 by the high efficiency, is convenient for adjust the height of multimedia display screen 13 simultaneously, and convenient to use person operates.
It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and the details of the power mechanism, the power supply system, and the control system can be clearly known on the premise that those skilled in the art understand the principle of the present invention.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. An adjustable multimedia device for teaching use, comprising:
a base;
the first groove is formed in the top of the base;
the double-shaft motor is arranged in the first groove;
the two first circular gears are fixedly arranged on two output shafts of the double-shaft motor respectively;
the top plate is arranged in the first groove, and two sides of the top plate are fixedly connected with the inner walls of two sides of the first groove respectively;
the two first cross rods are rotatably arranged in the first grooves;
the two second circular gears are fixedly sleeved on the two first cross rods respectively, and are meshed with the corresponding first circular gears;
the driving motor is fixedly arranged on the top of the top plate;
the annular groove is formed in the inner wall of the first groove;
the circular block is rotatably installed in the annular groove, and the bottom of the circular block is fixedly connected with an output shaft of the driving motor.
2. The multimedia device is used in teaching convenient to adjust of claim 1, characterized in that, the top fixed mounting of circular block has first pole, the top of first pole extends outside the first recess, the second recess has been seted up to the top of first pole, slidable mounting has the second pole in the second recess, the top of second pole extends outside the second recess and fixed mounting has the multimedia display screen.
3. The multimedia device is used in teaching convenient to adjust of claim 2, characterized in that, be equipped with first splint and second splint in the second recess, the connecting rod is installed to the one side that the second splint were kept away from to first splint, the one end that the first splint were kept away from to the connecting rod and one side inner wall fixed connection of second recess, the second recess is close to one side of second splint and is rotated and install the second horizontal pole, the one end that the second splint were kept away from to the second horizontal pole extends to outside the second recess and fixed mounting has the handle.
4. The multimedia device is used in teaching convenient to adjust of claim 3, characterized in that, a first through hole has been seted up on the interior wall of one side of second recess, slidable mounting has the gag lever post in the first through hole, the both ends of gag lever post all extend outside first through hole, the one end and the second splint fixed connection that the gag lever post is close to the second splint, the one end fixed mounting that the second splint were kept away from to the gag lever post has the stopper, a second through hole has been seted up on the one side inner wall of second recess, the internal thread has been seted up on the inner wall of second through hole, the external screw thread has been seted up on the second horizontal pole, second horizontal pole and second through hole threaded connection.
5. The multimedia device for teaching use convenient to adjust according to claim 2, wherein a third groove is opened at the bottom end of the second round bar, a third round bar is slidably installed in the third groove, the bottom end of the third round bar extends out of the third groove and is fixedly connected with the inner wall of the bottom of the second groove, a first spring is slidably sleeved on the third round bar, the top end of the first spring is fixedly connected with the second round bar, the bottom end of the first spring is fixedly connected with the inner wall of the bottom of the second groove, and the stiffness coefficient range of the first spring is 5N/m to 60N/m.
6. The multimedia device is convenient for adjusting and used for teaching as claimed in claim 1, wherein the base is provided with fourth grooves on both sides, the inner wall of one side of the two adjacent fourth grooves is fixedly provided with a dustproof filter screen, and the inner wall of one side of the two adjacent fourth grooves is provided with two air holes.
7. The multimedia device convenient to adjust for teaching of claim 1, wherein a motor base is fixedly mounted on an inner wall of the bottom of the first groove, the motor base is fixedly connected with a double-shaft motor, two third through holes are formed in the top of the top plate, the first circular gear and the second circular gear are matched with the corresponding third through holes, and fan blades are fixedly mounted at ends of the two first cross rods, which are close to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921559914.6U CN210687614U (en) | 2019-09-19 | 2019-09-19 | Multimedia device is used in teaching convenient to adjust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921559914.6U CN210687614U (en) | 2019-09-19 | 2019-09-19 | Multimedia device is used in teaching convenient to adjust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210687614U true CN210687614U (en) | 2020-06-05 |
Family
ID=70901177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921559914.6U Expired - Fee Related CN210687614U (en) | 2019-09-19 | 2019-09-19 | Multimedia device is used in teaching convenient to adjust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210687614U (en) |
-
2019
- 2019-09-19 CN CN201921559914.6U patent/CN210687614U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200605 Termination date: 20200919 |