CN218582680U - Multimedia teaching puts in screen - Google Patents
Multimedia teaching puts in screen Download PDFInfo
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- CN218582680U CN218582680U CN202222541554.5U CN202222541554U CN218582680U CN 218582680 U CN218582680 U CN 218582680U CN 202222541554 U CN202222541554 U CN 202222541554U CN 218582680 U CN218582680 U CN 218582680U
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Abstract
The utility model discloses a screen is put in multimedia teaching relates to teaching facility technical field, including putting in the screen main part, the bottom of putting in the screen main part is provided with the base, the top both sides of base are provided with the support column, top one side fixed connection of the bottom of support column and base, the top inboard of support column is provided with elevating gear, elevating gear's the middle part outside is provided with the cylinder sleeve, cylindrical sleeve and the inboard fixed connection in support column top are passed through to elevating gear's both sides, the inside cover of support column is equipped with the rectangle pole, the upper segment outside of rectangle pole is provided with display housing, one side fixed mounting of display housing has the display screen. The utility model discloses a height of putting in the screen is adjusted in the cooperation of elevating gear and support column and rack, through the cooperation of rectangle pole, first dead lever and connecting rod, adjusts the angle of putting in the screen, has ensured the teacher to the effect of student's teaching, improves the availability factor and the result of use of putting in the screen.
Description
Technical Field
The utility model relates to a teaching facility technical field, concretely relates to screen is put in multimedia teaching.
Background
The digital information era has symbolic products, especially multimedia, and a set of virtual reality experience teaching system is created by combining multidimensional, multi-equipment and reality instead of the traditional information playing mode of a simple display, teachers generally need to demonstrate PPT, courseware and play videos in the teaching process, contents on a computer are put on a display screen, and teaching demonstration, handwriting annotation, an electronic whiteboard and the like are synchronized, so that students can conveniently learn.
The following problems exist in the prior art:
1. the teacher is at the in-process that carries out multimedia teaching, often need use and put in the screen and impart knowledge to students to guarantee the effect that the teacher imparts knowledge to students, but the shortcoming that the screen is not convenient for adjust is existing in the screen of putting in that current multimedia teaching used, lead to the teacher can't adjust the screen of putting in according to student's height and visual angle, the application range of screen has been put in the restriction, the effect of teacher to student's teaching has been influenced, inconvenient use has reduced the availability factor and the result of use of putting in the screen.
SUMMERY OF THE UTILITY MODEL
The utility model provides a screen is put in multimedia teaching, one of them purpose is put in the screen height in order to possess the regulation, the solution leads to the teacher can't adjust putting in the screen according to student's demand, the application range of putting in the screen has been restricted, the effect problem of teacher to student's teaching has been influenced, wherein another kind of purpose is in order to solve to send the teacher can't put in the screen according to student's demand and carry out the problem of adjusting, in order to reach the eyesight of being convenient for adjust and protection student, the guarantee is put in the availability factor and the result of use of screen.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
the utility model provides a screen is put in multimedia teaching, is including putting in the screen main part, the bottom of putting in the screen main part is provided with the base, the top both sides of base are provided with the support column, the bottom of support column and top one side fixed connection of base, the top inboard of support column is provided with elevating gear, elevating gear's the middle part outside is provided with the cylinder sleeve, cylinder sleeve and the inboard fixed connection in support column top are passed through to elevating gear's both sides, the inside cover of support column is equipped with the rectangle pole, the inside wall swing joint of elevating gear and support column is passed through to the bottom of rectangle pole, the upper segment outside of rectangle pole is provided with display housing, one side fixed mounting of display housing has the display screen.
The utility model discloses technical scheme's further improvement lies in: the lifting device comprises a rocker, one side of the rocker is fixedly connected with the outer side wall of the support column, a first gear is arranged on one side of the rocker, the inner side wall of the first gear is fixedly connected with the outer side wall of the rocker, a second gear is arranged on one side of the first gear, the inner side wall of the second gear is fixedly connected with the outer side wall of the rocker, a rack is arranged on one side of the second gear, one side of the rack is meshed with the outer side of the second gear, and the other side of the rack is fixedly connected with the inner side wall of the rectangular rod.
Adopt above-mentioned technical scheme, the cooperation of elevating gear and support column and rack in this scheme drives the rotation of second gear through rotating the rocker, and the second gear drives the rack again, and rack and rectangular rod fixed connection for the rectangular rod makes progress or downstream under elevating gear's drive, adjusts the height of puting in the screen with this, improves the teacher to the effect of student's teaching, and convenient to use has ensured the availability factor and the result of use of puting in the screen.
The utility model discloses technical scheme's further improvement lies in: the top of first gear is provided with the fixed block, the bottom of fixed block and the lateral wall fixed connection of support column, the inside cover of fixed block is equipped with the trapezoidal pole, the outside cover of trapezoidal pole is equipped with first spring, the inside wall swing joint of trapezoidal pole through first spring and fixed block, one side meshing of trapezoidal pole is connected in the outside of first gear.
Adopt above-mentioned technical scheme, the cooperation of first gear, trapezoidal pole and fixed block in this scheme utilizes the spring to carry out the shock attenuation through the stability of fixed block guarantee trapezoidal pole, improves the life of trapezoidal pole, and the stability of first gear guarantee device is inserted to rethread trapezoidal pole, prevents to put in the screen position and changes, improves the availability factor of device, satisfies the user demand.
The utility model discloses technical scheme's further improvement lies in: the improved structure of the automobile seat is characterized in that a groove is formed in the top of the rectangular rod, a first fixing rod is arranged below the groove, two sides of the first fixing rod are fixedly connected with two side walls of the rectangular rod, a connecting rod is arranged on the outer side of the first fixing rod, the inner side of one end of the connecting rod is fixedly connected with the outer side wall of the first fixing rod, and the other side of the connecting rod is fixedly connected with one side of the second fixing rod.
Adopt above-mentioned technical scheme, the cooperation of rectangle pole, first dead lever and connecting rod in this scheme makes connecting rod and rectangle pole fixed connection through first dead lever, utilizes the stability of having ensured the device of mutually supporting of connecting rod and recess, and convenient to use improves the availability factor of puting in the screen.
Owing to adopted above-mentioned technical scheme, the utility model discloses relative prior art, the technological progress who gains is:
1. the utility model provides a screen is put in multimedia teaching, adopt the cooperation of elevating gear and support column and rack, it is rotatory to drive the second gear through rotating the rocker, the second gear drives the rack again, and rack and rectangle pole fixed connection, make the rectangle pole upwards or downstream under elevating gear's drive, adjust the height of putting in the screen with this, through first gear, the cooperation of ladder pole and fixed block, stability through fixed block guarantee ladder pole, utilize the spring to carry out the shock attenuation, improve the life of ladder pole, rethread ladder pole inserts the stability of first gear guarantee device, prevent to put in screen position and change, the availability factor of the device is improved, satisfy the user demand and improve the teacher to the effect of student's teaching, and convenient to use, the availability factor and the result of use of putting in the screen have been ensured.
2. The utility model provides a screen is put in multimedia teaching, adopt the rectangular pole, the cooperation of first dead lever and connecting rod, make connecting rod and rectangular pole fixed connection through first dead lever, utilize the mutually supporting of connecting rod and recess to ensure the stability of device, adopt the connecting rod, the cooperation of button and second spring, stability through connecting rod barrier button, the availability factor of rethread second spring guarantee button, through the button, the cooperation of third gear and second dead lever, when putting the screen in the regulation, press the button and can easily adjust the angle of putting in the screen, loosen the button, under the spring action of second spring, one side of button slips into one side of third gear, at this moment can't adjust putting in the screen, the stability of device is improved, guarantee teacher's effect to student's teaching, and convenient to use, the availability factor and the result of use of putting in the screen are greatly improved.
Drawings
Fig. 1 is a schematic structural perspective view of the present invention;
fig. 2 is a schematic perspective view of the structure lifting device of the present invention;
FIG. 3 is an enlarged schematic view of the structure A of the present invention;
FIG. 4 is a perspective view of the display case according to the present invention;
fig. 5 is a schematic side sectional view of the structural connecting rod of the present invention.
In the figure: 1. a screen body is thrown; 2. a base; 3. a support pillar; 31. a rectangular bar; 32. a rack; 33. a groove; 34. a first fixing lever; 4. a lifting device; 41. a rocker; 411. a first gear; 42. a fixed block; 421. a trapezoidal bar; 422. a first spring; 43. a cylindrical sleeve; 44. a second gear; 5. a display screen; 51. a display housing; 52. fixing the sleeve; 53. a fixing rod; 531. a third gear; 54. a connecting rod; 541. a button; 542. a second spring.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
As shown in fig. 1-5, the utility model provides a screen is put in multimedia teaching, screen main part 1 is put in including, the bottom of putting in screen main part 1 is provided with base 2, the top both sides of base 2 are provided with support column 3, the bottom of support column 3 and top one side fixed connection of base 2, the top inboard of support column 3 is provided with elevating gear 4, elevating gear 4's the middle part outside is provided with cylinder sleeve 43, cylinder sleeve 43 and the inboard fixed connection in support column 3 top are passed through to elevating gear 4's both sides, the inside cover of support column 3 is equipped with rectangular rod 31, elevating gear 4 and the inside wall swing joint of support column 3 are passed through to rectangular rod 31's bottom, the upper segment outside of rectangular rod 31 is provided with display housing 51, one side fixed mounting of display housing 51 has display screen 5, elevating gear 4 is including rocker 41, one side of rocker 41 and the lateral wall fixed connection of support column 3, one side of rocker 41 is provided with first gear 411, the inside wall of first gear 411 and the lateral wall fixed connection of rocker 41, one side of first gear 411 is provided with the opposite side of the rack connection of second gear 44 and the rack connection of rocker 41, one side of the rack connection of rectangular rod 32 is provided with the rack connection of second gear 32, the rack connection of the other side of rack connection of second gear 411, the rack connection 32.
In this embodiment, it is rotatory to drive second gear 44 through rotating rocker 41, and second gear 44 drives rack 32 again, and rack 32 and rectangular rod 31 fixed connection for rectangular rod 31 makes progress or downstream under elevating gear 4's drive, adjusts the height of puting in the screen with this, improves the teacher to the effect of student's teaching, and convenient to use has ensured the availability factor and the result of use of puting in the screen.
Example 2
As shown in fig. 1-5, on the basis of embodiment 1, the utility model provides a technical solution: preferably, a fixing block 42 is arranged above the first gear 411, the bottom of the fixing block 42 is fixedly connected with the outer side wall of the supporting column 3, a trapezoidal rod 421 is sleeved inside the fixing block 42, a first spring 422 is sleeved outside the trapezoidal rod 421, the trapezoidal rod 421 is movably connected with the inner side wall of the fixing block 42 through the first spring 422, one side of the trapezoidal rod 421 is meshed and connected outside the first gear 411, a groove 33 is formed in the top of the rectangular rod 31, a first fixing rod 34 is arranged below the groove 33, two sides of the first fixing rod 34 are fixedly connected with two side walls of the rectangular rod 31, a connecting rod 54 is arranged outside the first fixing rod 34, the inner side of one end of the connecting rod 54 is fixedly connected with the outer side wall of the first fixing rod 34, and the other side of the connecting rod 54 is fixedly connected with one side of the second fixing rod 53.
In this embodiment, guarantee the stability of trapezoidal pole 421 through fixed block 42, utilize first spring 422 to subtract shock attenuation, the life of trapezoidal pole 421 is improved, rethread trapezoidal pole 421 inserts the stability of first gear 411 safeguard device, prevent to put in screen position and change, the availability factor of device is improved, make connecting rod 54 and rectangular rod 31 fixed connection through first dead lever 34, utilize the mutually supporting of connecting rod 54 and recess 33 to ensure the stability of device, and convenient to use, the availability factor of screen is put in the improvement.
Example 3
As shown in fig. 1-5, on the basis of embodiment 1, the utility model provides a technical solution: preferably, a button 541 is disposed inside one side of the connecting rod 54, a second spring 542 is disposed on one side of the button 541, one side of the second spring 542 is fixedly connected to the inner side wall of the connecting rod 54, and the other side of the second spring 542 is fixedly connected to one side of the button 541, so that the button 541 is fixedly connected to the inner side wall of the connecting rod 54 through the second spring 542, a third gear 531 is disposed on one side of the button 541, the inner side wall of the third gear 531 is fixedly connected to the outer side of the second fixing rod 53, a fixing sleeve 52 is sleeved on the outer side of the second fixing rod 53, the fixing sleeve 52 is fixedly connected to the second fixing rod 53 through the connecting rod 54, and one side of the fixing sleeve 52 is fixedly connected to one side wall of the display housing 51.
In this embodiment, guarantee the stability of button 541 through connecting rod 54, rethread second spring 542 guarantees the availability factor of button 541, the life who improves the device is adopted, when adjusting the input screen, can easily adjust the angle of input screen through pressing button 541, loosen button 541, under the spring action of second spring 542, one side of button 541 slides in one side of third gear 531, at this moment can't adjust the input screen, the stability of the device is improved, the guarantee teacher is to the effect of student's teaching, and is convenient to use, the availability factor and the result of use of input screen have been improved greatly.
The working principle of the multimedia teaching projection screen is described in detail below.
As shown in fig. 1-5, when in use, the dropping screen main body is placed on a flat ground, the stability of the dropping screen main body is ensured through the bottom plate, the second gear 44 is driven to rotate by rotating the rocker 41, the second gear 44 drives the rack 32, and the rack 32 is fixedly connected with the rectangular rod 31, so that the rectangular rod 31 moves upwards or downwards under the driving of the lifting device 4, thereby adjusting the height of the dropping screen, improving the teaching effect of teachers on students, facilitating the use, ensuring the use efficiency and use effect of the dropping screen, ensuring the stability of the trapezoidal rod 421 through the fixing block 42, absorbing shock by the first spring 422, prolonging the service life of the trapezoidal rod 421, ensuring the stability of the device through the first gear 411 inserted into the trapezoidal rod 421, preventing the position of the dropping screen from changing, and improving the use efficiency of the device, make connecting rod 54 and rectangular rod 31 fixed connection through first dead lever 34, utilize mutually supporting of connecting rod 54 and recess 33 to ensure the stability of device, convenient to use, the availability factor of screen is put in the improvement, guarantee button 541's stability through connecting rod 54, guarantee button 541's availability factor rethread second spring 542, the life who improves the device is adopted, when adjusting to put in the screen, can easily adjust the angle of putting in the screen through pressing button 541, loosen button 541, under second spring 542's spring action, one side of button 541 slides in third gear 531, at this moment can't adjust the screen of putting in, the stability of improvement device, the effect of guarantee teacher to student's teaching, and is convenient to use, the availability factor and the result of use of putting in the screen have been improved greatly.
The present invention has been described in detail with reference to the above general description, but it will be apparent to one of ordinary skill in the art that modifications and improvements can be made to the invention. Therefore, modifications or improvements without departing from the spirit of the invention are within the scope of the invention.
Claims (6)
1. The utility model provides a screen is put in multimedia teaching, is including putting in screen main part (1), the bottom of putting in screen main part (1) is provided with base (2), its characterized in that: the utility model discloses a display screen, including base (2), the top both sides of base (2) are provided with support column (3), the bottom of support column (3) and top one side fixed connection of base (2), the top inboard of support column (3) is provided with elevating gear (4), the middle part outside of elevating gear (4) is provided with cylinder sleeve (43), the both sides of elevating gear (4) are passed through cylinder sleeve (43) and the inboard fixed connection in support column (3) top, the inside cover of support column (3) is equipped with rectangle pole (31), the inside wall swing joint of elevating gear (4) and support column (3) is passed through to the bottom of rectangle pole (31), the upper segment outside of rectangle pole (31) is provided with display housing (51), one side fixed mounting of display housing (51) has display screen (5).
2. The screen of claim 1, wherein: lifting device (4) is including rocker (41), one side of rocker (41) and the lateral wall fixed connection of support column (3), one side of rocker (41) is provided with first gear (411), the inside wall of first gear (411) and the lateral wall fixed connection of rocker (41), one side of first gear (411) is provided with second gear (44), the inside wall of second gear (44) and the lateral wall fixed connection of rocker (41), one side of second gear (44) is provided with rack (32), one side of rack (32) and the outside meshing of second gear (44) are connected, the opposite side of rack (32) and the inside wall fixed connection of rectangular rod (31).
3. The screen of claim 2, wherein: the top of first gear (411) is provided with fixed block (42), the bottom of fixed block (42) and the lateral wall fixed connection of support column (3), the inside cover of fixed block (42) is equipped with trapezoidal pole (421), the outside cover of trapezoidal pole (421) is equipped with first spring (422), trapezoidal pole (421) are through the inside wall swing joint of first spring (422) and fixed block (42), one side of trapezoidal pole (421) is connected in the outside meshing of first gear (411).
4. The screen of claim 1, wherein: the top of rectangular rod (31) is seted up flutedly (33), the below of recess (33) is provided with first dead lever (34), the both sides of first dead lever (34) and the both sides wall fixed connection of rectangular rod (31), the outside of first dead lever (34) is provided with connecting rod (54), the inboard lateral wall fixed connection with first dead lever (34) of one end of connecting rod (54), the opposite side of connecting rod (54) and one side fixed connection of second dead lever (53).
5. The screen of claim 4, wherein: the inside button (541) that is provided with in one side of connecting rod (54), one side of button (541) is provided with second spring (542), one side of second spring (542) and the inside wall fixed connection of connecting rod (54), just the opposite side of second spring (542) and one side fixed connection of button (541) make button (541) pass through the inside wall fixed connection of second spring (542) and connecting rod (54).
6. The screen of claim 5, wherein: one side of the button (541) is provided with a third gear (531), the inner side wall of the third gear (531) is fixedly connected with the outer side of the second fixing rod (53), a fixing sleeve (52) is sleeved on the outer side of the second fixing rod (53), the fixing sleeve (52) is fixedly connected with the second fixing rod (53) through a connecting rod (54), and one side of the fixing sleeve (52) is fixedly connected with one side wall of the display shell (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222541554.5U CN218582680U (en) | 2022-09-26 | 2022-09-26 | Multimedia teaching puts in screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222541554.5U CN218582680U (en) | 2022-09-26 | 2022-09-26 | Multimedia teaching puts in screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218582680U true CN218582680U (en) | 2023-03-07 |
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ID=85364120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222541554.5U Active CN218582680U (en) | 2022-09-26 | 2022-09-26 | Multimedia teaching puts in screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218582680U (en) |
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2022
- 2022-09-26 CN CN202222541554.5U patent/CN218582680U/en active Active
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