CN211130122U - Multimedia teaching platform with raising and lowering functions - Google Patents
Multimedia teaching platform with raising and lowering functions Download PDFInfo
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- CN211130122U CN211130122U CN201921906230.9U CN201921906230U CN211130122U CN 211130122 U CN211130122 U CN 211130122U CN 201921906230 U CN201921906230 U CN 201921906230U CN 211130122 U CN211130122 U CN 211130122U
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Abstract
The utility model discloses a multimedia teaching platform with lifting function, which comprises a platform body, wherein the top of the platform body is provided with a display extending window; the device also comprises a mounting rack, a lifting mechanism and a rotating mechanism; the mounting rack comprises a base and a fixed seat; the lifting mechanism comprises a lifting driving device, a coupler, a screw rod and a rotating nut; the rotating mechanism comprises a fixed frame, a rotating driving device, a rotating shaft and a display installation frame. The lifting driving device drives the screw rod to rotate, so that the rotating nut rises or falls along the vertical direction, and meanwhile, the rotating nut drives the display mounting frame to rise or fall along the vertical direction; controlling a rotating motor to drive a rotating shaft to rotate for a certain angle, and driving a display mounting frame to rotate for the same angle by the rotating shaft; the utility model can control the display to go up and down without damaging the display; meanwhile, the angle of the display can be adjusted according to the requirement, the teaching staff can adjust the angle of the display conveniently in the teaching process, and the teaching device has the characteristic of simplicity and convenience in operation.
Description
Technical Field
The utility model relates to a teaching equipment technical field, concretely relates to multimedia teaching platform with raising and lowering functions.
Background
With the progress of science and technology, the multimedia teaching platform is more and more widely used in the actual teaching process. A common teaching platform comprises a desk, a host is arranged in the desk, and a display screen is arranged on a desktop. The desktop can be pulled out, the display screen is exposed when the desktop is used, and the display screen is covered when the desktop is not used. The desktop is most pulled and pulled in the form of sliding rails and sliding ways, and after the desktop is used for a period of time, the sliding ways are prone to causing problems and affecting normal use.
Among the prior art, chinese patent application number is CN 201620795291.2's utility model patent discloses a multimedia teaching platform, including support, lower panel, top panel and backup pad, still include host computer and display, the support includes the cross support and erects the support, and the lateral part passes through the hinge and links to each other with hollow handrail on the top panel, is equipped with the telescopic dead lever in the handrail, and dead lever one end articulates on erecting the support, one end can link to each other with the backup pad through the checkpost, and backup pad one side articulates on the cross support at top through the hinge. When the display screen is used, the supporting plate is lifted, so that the supporting plate rotates around the hinge to expose the display. The multimedia teaching platform has the following defects: it passes through the backup pad and rotates around the hinge and expose the display, frequently rotates the in-process and causes the harm to the display easily, and the operation is more troublesome moreover. In addition, the angle of the display cannot be adjusted.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a multimedia teaching platform with a lifting function, which can control the display to lift without damaging the display; meanwhile, the angle of the display can be adjusted according to the requirement, the teaching staff can adjust the angle of the display conveniently in the teaching process, and the teaching device has the characteristic of simplicity and convenience in operation.
The utility model discloses an one of the purpose adopts following technical scheme to realize:
a multimedia teaching table with a lifting function comprises a table body, wherein an accommodating cavity is arranged inside the table body, and a display extending window through which a display can pass is arranged in the middle of the top of the table body; the method is characterized in that: the device also comprises a mounting rack, a lifting mechanism and a rotating mechanism;
the mounting rack comprises a base and a fixed seat; the base is arranged on the bottom wall of the accommodating cavity; the fixed seat comprises an outer sleeve body vertically and fixedly arranged in the middle of the base and an inner cylinder vertically arranged in an inner cavity of the outer sleeve body, and the upper end of the inner cylinder is fixedly arranged at an opening at the top of the outer sleeve body;
the lifting mechanism comprises a lifting driving device, a coupler, a screw rod and a rotating nut, the lifting driving device is vertically and fixedly arranged at an opening at the bottom of the inner cylinder, and an output shaft of the lifting driving device is positioned in an inner cavity of the inner cylinder; the screw rod is vertically arranged in the inner cavity of the inner barrel, and the bottom end of the screw rod is fixedly connected with an output shaft of the lifting driving device through the coupler; the rotary nut is in threaded connection with the screw rod, and the top end of the rotary nut penetrates through the top opening of the inner cylinder and extends upwards;
the rotating mechanism comprises a fixed frame, a rotating driving device, a rotating shaft and a display mounting frame; the longitudinal section of the fixing frame is U-shaped, and the fixing frame is fixedly arranged at the top end of the rotating nut; the rotating shaft is rotatably arranged on two opposite side walls of the fixed frame; the rotary driving device is fixedly arranged on the outer side wall of the fixed frame, and an output shaft of the rotary driving device is fixedly connected with one end of the rotating shaft; the lower end of the display mounting frame is fixedly connected with the rotating shaft, and the upper end of the display mounting frame penetrates through the top opening of the fixing frame and extends upwards.
Further, the longitudinal section of the rotating nut is of a stepped sleeve structure, the diameter of the upper end part of the rotating nut is smaller than that of the top opening of the inner cylinder, and the diameter of the lower end part of the rotating nut is larger than that of the top opening of the inner cylinder.
Furthermore, a guide sleeve sleeved on the outer wall of the rotating nut is further arranged at the opening at the top of the inner cylinder.
Furthermore, the front surface of the table body is provided with two doors; the side wall of the table body is provided with a plurality of through holes through which the power supply cables penetrate.
Furthermore, an accommodating space for accommodating a computer host is reserved between the outer casing and the inner side wall of the accommodating cavity.
Furthermore, the top of the table body is also provided with a cover plate for covering the display extending window.
Furthermore, a baffle is arranged on the top surface of the fixing frame, the projection area of the baffle on the horizontal plane is smaller than or equal to the projection area of the display out of the window, and the baffle can cover the fixing frame and the rotary driving device.
Furthermore, the bottom of the base is also provided with a plurality of rollers.
Further, the left side wall and the right side wall of the base are respectively contacted with the left side wall and the right side wall of the accommodating cavity.
Furthermore, the lifting driving device and the rotating driving device are both servo motors.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. the utility model discloses a multimedia teaching platform with lifting function, which comprises a mounting rack, a lifting mechanism and a rotating mechanism; in the using process, when in class, the teaching staff controls the lifting driving device to drive the screw rod to rotate, the screw rod converts the rotating motion into linear motion, so that the rotating nut rises along the vertical direction, meanwhile, the rotating nut drives the fixing frame, the rotating driving device, the rotating shaft and the display mounting frame to rise along the vertical direction, and finally, the display mounted on the display mounting frame in advance penetrates through the display extending window to be exposed on the table board; when the angle of the display needs to be adjusted, the teaching staff controls the rotating motor to drive the rotating shaft to rotate for a certain angle, and the rotating shaft and the display mounting frame are fixedly connected, so that the rotating shaft can drive the display mounting frame to rotate for the same angle; after giving a lesson, the personnel of giving lessons control lift drive arrangement drive lead screw and rotate in the opposite direction, and the lead screw is with rotary motion transform for rectilinear motion to make swivel nut descend along vertical direction, simultaneously, swivel nut drives mount, rotary drive arrangement, rotation axis, display mounting bracket and descends along vertical direction, finally makes the display of installing on the display mounting bracket in advance retract to the display and stretches out the window below. Therefore, the multimedia teaching platform with the lifting function of the utility model can control the display to lift, and can not damage the display; meanwhile, the angle of the display can be adjusted according to the requirement, the teaching staff can adjust the angle of the display conveniently in the teaching process, and the teaching device has the characteristic of simplicity and convenience in operation.
2. The utility model discloses a still be equipped with the baffle on the top surface of mount, the window is stretched out at the projected area less than or equal to display of horizontal plane to the baffle, and the baffle can cover the mount reaches rotary drive device. Due to the design, the baffle can not only play a role of conveniently placing accessories such as a mouse, but also shield components such as a rotary driving device, and the like, so that a good protection effect is achieved.
Drawings
Fig. 1 is a schematic structural view of a multimedia teaching station with a lifting function in embodiment 1;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is a perspective view of a multimedia teaching station with a lifting function according to embodiment 1;
fig. 4 is a schematic structural diagram of a multimedia teaching platform with a lifting function according to embodiment 2;
fig. 5 is a schematic structural view of the mounting frame, the lifting mechanism, and the rotating mechanism in embodiment 2.
In the figure: 10. a table body; 11. an accommodating chamber; 12. the display extends out of the window; 13. a door; 14. a cover plate; 21. A base; 22. a fixed seat; 221. an outer casing; 222. an inner barrel; 23. a roller; 31. a lift drive; 32. a coupling; 33. a screw rod; 34. rotating the nut; 35. mounting a plate; 41. a fixed mount; 42. a rotation driving device; 43. a rotating shaft; 44. a display mounting bracket; 45. a mounting member; 46. a baffle plate; 51. a guide sleeve; 100. a display; 200. a computer host.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict. Except as specifically noted, the materials and equipment used in this example are commercially available.
Example 1:
referring to fig. 1-3, a multimedia teaching table with lifting function comprises a cuboid table body 10, a mounting frame, a lifting mechanism and a rotating mechanism;
an accommodating cavity 11 is arranged inside the table body 10, and a display extending window 12 through which the display 100 can pass is arranged in the middle of the top of the table body 10;
the mounting rack comprises a base 21 and a fixed seat 22; the base 21 is arranged on the bottom wall of the accommodating cavity 11; the fixed seat 22 comprises an outer casing 221 vertically and fixedly mounted in the middle of the base 21, and an inner cylinder 222 vertically arranged in an inner cavity of the outer casing 221, wherein the upper end of the inner cylinder 222 is fixedly mounted at the top opening of the outer casing 221;
the lifting mechanism comprises a lifting driving device 31, a coupler 32, a screw rod 33 and a rotating nut 34, the lifting driving device 31 is vertically and fixedly installed at an opening at the bottom of the inner cylinder 222, and an output shaft of the lifting driving device 31 is positioned in an inner cavity of the inner cylinder 222; the screw 33 is vertically arranged in the inner cavity of the inner cylinder 222, and the bottom end of the screw 33 is fixedly connected with the output shaft of the lifting driving device 31 through the coupler 32; the rotating nut 34 is in threaded connection with the screw rod 33, and the top end of the rotating nut 34 extends upwards through the top opening of the inner cylinder 222;
the rotating mechanism comprises a fixed frame 41, a rotating driving device 42, a rotating shaft 43 and a display mounting frame 44; the longitudinal section of the fixing frame 41 is U-shaped, and the fixing frame 41 is fixedly installed at the top end of the rotating nut 34; the rotating shaft 43 is rotatably mounted on two opposite side walls of the fixed frame 41; the rotary driving device 42 is fixedly installed on the outer side wall of the fixed frame 41, and an output shaft of the rotary driving device 42 is fixedly connected with one end of the rotating shaft 43; the lower end of the display mounting bracket 44 is fixedly connected to the rotating shaft 43, and the upper end of the display mounting bracket extends upward through the top opening of the fixing bracket 41.
In a preferred embodiment, the lifting driving device 31 is fixedly mounted to the bottom opening of the inner cylinder 222 through a circular mounting plate 35. The rotary driving device 42 is fixedly mounted on the outer side wall of the fixing frame 41 through a mounting member 45 shaped like a zigzag.
In a preferred embodiment, the longitudinal section of the rotating nut 34 is a stepped sleeve structure, the diameter of the upper end of the stepped sleeve structure is smaller than that of the top opening of the inner cylinder 222, and the diameter of the lower end of the stepped sleeve structure is larger than that of the top opening of the inner cylinder 222. With this configuration, the ascending stroke of the rotating nut 34 can be limited.
In a preferred embodiment, a guide sleeve 51 sleeved on the outer wall of the rotating nut 34 is further disposed at the top opening of the inner cylinder 222. With such a design, the swivel nut 34 can be prevented from shifting during the lifting process, and the cushioning effect can be achieved.
In a preferred embodiment, two doors 13 are opened on the front surface of the table body 10, and a plurality of through holes 15 through which the power supply cables are passed are opened on the side wall of the table body 10. By adopting the design, when the display needs to be installed or replaced, the fixing frame 41 can be integrally removed from the table body 10.
In a preferred embodiment, the top of the table body 10 is further provided with a cover plate 14 for covering the display protruding window 12. The cover plate 14 can be turned over front and back, when the teaching table is not used, the cover plate 14 can cover the display extending window 12, dust or sundries are prevented from falling into the display extending window, and a good protection effect is achieved.
In a preferred embodiment, the left and right side walls of the base 21 are in contact with the left and right side walls of the accommodating chamber 11, respectively. By the design, the stability of the mounting frame can be improved.
In a preferred embodiment, an accommodating space for accommodating a computer host is left between the outer casing 221 and the inner sidewall of the accommodating cavity 11.
In a preferred embodiment, the lifting drive device 31 and the rotation drive device 42 are both servo motors.
The working principle is as follows: in the using process, when in class, the lecturer controls the lifting driving device 31 to drive the screw rod 33 to rotate, the screw rod 33 converts the rotary motion into linear motion, so that the rotary nut 34 rises along the vertical direction, meanwhile, the rotary nut 34 drives the fixing frame 41, the rotary driving device 42, the rotary shaft 43 and the display mounting frame 44 to rise along the vertical direction, and finally, the display mounted on the display mounting frame 44 in advance passes through the display extending window 12 to be exposed on the table top; when the angle of the display needs to be adjusted, the lecturer controls the rotating motor to drive the rotating shaft 43 to rotate for a certain angle, and because the rotating shaft 43 is fixedly connected with the display mounting rack 44, the rotating shaft 43 can drive the display mounting rack 44 to rotate for the same angle; after giving a lesson, the lecturer controls the lifting driving device 31 to drive the screw rod 33 to rotate in the opposite direction, the screw rod 33 converts the rotary motion into linear motion, so that the rotary nut 34 descends along the vertical direction, meanwhile, the rotary nut 34 drives the fixing frame 41, the rotary driving device 42, the rotary shaft 43 and the display mounting frame 44 to descend along the vertical direction, and finally, the display mounted on the display mounting frame 44 in advance retracts to the position below the display stretching window 12.
Example 2:
referring to fig. 4-5, the present embodiment is characterized in that: a baffle 46 is further arranged on the top surface of the fixed frame 41, the projection area of the baffle 46 on the horizontal plane is less than or equal to that of the display protruding out of the window 12, and the baffle 46 can cover the fixed frame 41 and the rotation driving device 42. Due to the design, the baffle plate 46 can not only be used for conveniently placing accessories such as a mouse, but also be used for shielding components such as the rotary driving device 42 and the like, so that a good protection effect is achieved. The bottom of the base 21 is also provided with a plurality of rollers 23. By means of the design, the mounting frame can be moved quickly.
The rest is the same as in example 1.
Other examples are as follows:
the side wall or the door of the table body can be provided with heat dissipation holes. The shape and size of the table body can be adjusted according to actual conditions.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (10)
1. A multimedia teaching table with a lifting function comprises a table body, wherein an accommodating cavity is arranged inside the table body, and a display extending window through which a display can pass is arranged in the middle of the top of the table body; the method is characterized in that: the device also comprises a mounting rack, a lifting mechanism and a rotating mechanism;
the mounting rack comprises a base and a fixed seat; the base is arranged on the bottom wall of the accommodating cavity; the fixed seat comprises an outer sleeve body vertically and fixedly arranged in the middle of the base and an inner cylinder vertically arranged in an inner cavity of the outer sleeve body, and the upper end of the inner cylinder is fixedly arranged at an opening at the top of the outer sleeve body;
the lifting mechanism comprises a lifting driving device, a coupler, a screw rod and a rotating nut, the lifting driving device is vertically and fixedly arranged at an opening at the bottom of the inner cylinder, and an output shaft of the lifting driving device is positioned in an inner cavity of the inner cylinder; the screw rod is vertically arranged in the inner cavity of the inner barrel, and the bottom end of the screw rod is fixedly connected with an output shaft of the lifting driving device through the coupler; the rotary nut is in threaded connection with the screw rod, and the top end of the rotary nut penetrates through the top opening of the inner cylinder and extends upwards;
the rotating mechanism comprises a fixed frame, a rotating driving device, a rotating shaft and a display mounting frame; the longitudinal section of the fixing frame is U-shaped, and the fixing frame is fixedly arranged at the top end of the rotating nut; the rotating shaft is rotatably arranged on two opposite side walls of the fixed frame; the rotary driving device is fixedly arranged on the outer side wall of the fixed frame, and an output shaft of the rotary driving device is fixedly connected with one end of the rotating shaft; the lower end of the display mounting frame is fixedly connected with the rotating shaft, and the upper end of the display mounting frame penetrates through the top opening of the fixing frame and extends upwards.
2. The multimedia teaching platform with the lifting function as claimed in claim 1, wherein the longitudinal section of the rotating nut is a stepped sleeve structure, the diameter of the upper end portion thereof is smaller than that of the top opening of the inner cylinder, and the diameter of the lower end portion thereof is larger than that of the top opening of the inner cylinder.
3. The multimedia teaching platform with lifting function as claimed in claim 1, wherein a guide sleeve sleeved on the outer wall of the rotating nut is further provided at the top opening of the inner cylinder.
4. The multimedia teaching platform with lifting function as claimed in claim 1, wherein the front surface of the platform body is provided with two doors; the side wall of the table body is provided with a plurality of through holes through which the power supply cables penetrate.
5. The multimedia teaching platform with lifting function as claimed in claim 1, wherein an accommodating space for placing a computer is left between the outer casing and the inner side wall of the accommodating cavity.
6. The multimedia teaching platform with lifting function as claimed in claim 1, wherein the top of the platform body is further provided with a cover plate for covering the extended window of the display.
7. The multimedia teaching platform with lifting function as claimed in claim 1, wherein a baffle is further disposed on the top surface of the fixing frame, a projection area of the baffle on a horizontal plane is smaller than or equal to a projection window of the display, and the baffle can cover the fixing frame and the rotation driving device.
8. The multimedia teaching platform with lifting function as claimed in claim 1, wherein a plurality of rollers are further provided at the bottom of the base.
9. The multimedia teaching platform with lifting function according to claim 1, wherein the left and right sidewalls of the base are respectively in contact with the left and right sidewalls of the accommodating chamber.
10. The multimedia teaching station with elevating function according to claim 1, wherein the elevating driving means and the rotation driving means are servo motors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921906230.9U CN211130122U (en) | 2019-11-06 | 2019-11-06 | Multimedia teaching platform with raising and lowering functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921906230.9U CN211130122U (en) | 2019-11-06 | 2019-11-06 | Multimedia teaching platform with raising and lowering functions |
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| Publication Number | Publication Date |
|---|---|
| CN211130122U true CN211130122U (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921906230.9U Active CN211130122U (en) | 2019-11-06 | 2019-11-06 | Multimedia teaching platform with raising and lowering functions |
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| Country | Link |
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| CN (1) | CN211130122U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112493673A (en) * | 2020-10-20 | 2021-03-16 | 安徽威斯贝尔智能科技有限公司 | Conference room demonstration platform based on 5G function control |
-
2019
- 2019-11-06 CN CN201921906230.9U patent/CN211130122U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112493673A (en) * | 2020-10-20 | 2021-03-16 | 安徽威斯贝尔智能科技有限公司 | Conference room demonstration platform based on 5G function control |
| CN112493673B (en) * | 2020-10-20 | 2021-12-07 | 安徽威斯贝尔智能科技有限公司 | Conference room demonstration platform based on 5G function control |
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