CN210783379U - Novel multimedia teacher desk with self-adaptive adjustment of desktop - Google Patents
Novel multimedia teacher desk with self-adaptive adjustment of desktop Download PDFInfo
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- CN210783379U CN210783379U CN201921434341.4U CN201921434341U CN210783379U CN 210783379 U CN210783379 U CN 210783379U CN 201921434341 U CN201921434341 U CN 201921434341U CN 210783379 U CN210783379 U CN 210783379U
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Abstract
Novel multi-media lectern of mesa self-adaptation adjustment, including lectern main part and mesa main part, the lectern main part mainly includes the cabinet body and cabinet door, cabinet body top surface opening, the recess is seted up at the middle part of the internal left side of cabinet, the first motor of fixed mounting in the recess, the horizontal first screw rod of output fixed mounting of first motor, the internal movable plate that is equipped with of cabinet, the right side top of movable plate is the inclined plane, the screw thread through-hole is seted up in the movable plate left side, first screw rod right-hand member passes the screw thread through-hole and is located the movable plate right side, first screw rod and screw thread through-hole screw-thread fit, movable plate and the contact of internal wall of cabinet, and the movable plate can follow. The utility model discloses can adjust the height of lectern mesa according to different teachers 'height condition, can realize simultaneously that the display screen accurately adjusts and keeps at the visual rotation angle of best, can satisfy different height teachers and modern multimedia teaching's demand.
Description
Technical Field
The utility model relates to a lectern, specific novel multimedia lectern of mesa self-adaptation adjustment that says so.
Background
In modern teaching, a multimedia teaching desk is an integrated platform for effectively integrating, managing, preventing burglary and preventing damage of multimedia teaching equipment, and gradually becomes revolutionary important teaching equipment, but the height of a table top of the existing multimedia teaching desk cannot be adjusted, and teachers with higher heights can only bend to overlook books or computer display screens on the teaching desk for teaching due to difference of heights of the teachers, so that the comfort of the teachers in teaching by using the multimedia teaching desk is greatly reduced, and more serious, the cervical vertebra strain of the teachers can be easily caused for a long time; the teacher desk is too high, the teacher is very hard, the sight of the teacher for observing students can be blocked, for the teacher with a small figure, the teacher is very hard to use the desk in the course of lecturing, and is particularly easy to fatigue, and the teacher desk is extremely bad for the health in the past for a long time; and the display screen angle of current multimedia lectern can not adjust, has certain restriction to user's height, can not satisfy the teacher of different heights and use inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel multimedia lectern of mesa self-adaptation adjustment to solve the not enough of prior art.
The utility model discloses a following technical scheme realizes:
a novel multimedia teacher's desk with a self-adaptive adjusting table top comprises a teacher's desk main body and a teacher's desk main body, wherein the teacher's desk main body mainly comprises a cabinet body and a cabinet door, the top surface of the cabinet body is open, a groove is formed in the middle of the left side in the cabinet body, a first motor is fixedly installed in the groove, a transverse first screw is fixedly installed at the output end of the first motor, a movable plate is arranged in the cabinet body, an inclined plane is arranged above the right side of the movable plate, a threaded through hole is formed in the left side of the movable plate, the right end of the first screw penetrates through the threaded through hole and is positioned on the right side of the movable plate, the first screw is in threaded fit with the threaded through hole, the movable plate is in contact with the inner wall of the cabinet body and can move in the cabinet body along the first screw, circular grooves are respectively formed, the table board main body mainly comprises a shell and a push-pull cover, blind holes are respectively arranged on the front side, the rear side and the left side of the bottom surface in the shell, an internal thread sleeve is arranged in the blind holes through bearings, a vertical second screw rod is arranged in the internal thread sleeve in a matched mode, the second screw rod is in threaded fit with the corresponding internal thread sleeve, a computer display screen main body is arranged between the opposite sides of the top end of the second screw rod, the top end of the second screw rod is hinged with the outer side of the computer display screen main body through a connecting rod, a worm wheel is fixedly arranged on the periphery of the internal thread sleeve, a second motor is fixedly arranged on the rear side in the shell, a longitudinal worm is fixedly arranged at the output end of the second motor, the front end of the worm is connected with the inner wall of the shell through the bearings, the worm is in meshing transmission, and the left side of the fixed plate is always attached to the right side of the movable plate.
The novel multimedia teacher desk with the self-adaptive adjustment platform surface comprises a cabinet body, wherein a C-shaped frame is fixedly installed on the left side in the cabinet body, a transverse pneumatic cylinder is arranged in the C-shaped frame, a rotating shaft is fixedly installed at the upper end and the lower end of the pneumatic cylinder respectively, the outer end of the rotating shaft is connected with the inner wall of the C-shaped frame through a bearing, and a seat is fixedly installed at the right end of a pneumatic rod of the pneumatic cylinder.
According to the novel multimedia teacher desk with the self-adaptive adjustment tabletop, the left side and the right side of the circular groove are respectively provided with a plurality of ball-shaped grooves which are uniformly distributed, balls are arranged in the ball-shaped grooves in a matched mode, and the balls are in contact with the peripheries of the corresponding vertical rods.
The novel multimedia teacher desk with the self-adaptive adjustment tabletop comprises a shell, wherein a control device is fixedly arranged on the right side of the shell, and a first motor, a second motor and a pneumatic cylinder are electrically connected with the control device.
The novel multimedia teacher desk with the self-adaptive adjustable desktop comprises a first motor, a second motor and a third motor.
The utility model has the advantages that: when using the utility model discloses the time, the teacher should adjust the height of mesa main part and the angle of computer display main part according to the height condition of self, and concrete operation is as follows: the first motor is started, the first motor drives the first screw rod to rotate, and the movable plate can not rotate under the limitation of the cabinet body and the fixed plate due to the threaded fit of the first screw rod and the threaded through hole, therefore, the movable plate can only move leftwards or rightwards along the first screw rod, the fixed plate gradually moves downwards along the inclined plane of the movable plate or moves upwards along the inclined plane of the movable plate in the process that the movable plate moves leftwards or rightwards, the fixed plate moves downwards or upwards to drive the table top main body to correspondingly move upwards or upwards, and the fixed plate drives the table top main body to move downwards or upwards in the process that the fixed plate drives the table top main body to move downwards or upwards, the vertical rod moves downwards or upwards correspondingly along the corresponding circular groove, can play a role of guiding the movement of the fixed plate, after the table board main body is adjusted to the proper height, the first motor is turned off, so that the height of the table board main body can be adjusted according to the height of a teacher; the same starts the second motor, the second motor drives the worm to rotate, the worm is meshed with the worm wheel for transmission, the two worm wheels on the left side and the two worm wheels on the right side are opposite in rotation direction, the worm wheels drive the corresponding internal thread sleeves to rotate, the two internal thread sleeves on the left side and the two thread sleeves on the right side are opposite in rotation direction, the internal thread sleeves are in threaded fit with the corresponding second screws, and the second screws cannot rotate under the limitation of the computer display screen main body and the connecting rods, so that the second screws can only move upwards or downwards along the corresponding internal thread sleeves, the two second screws on the left side move upwards along the corresponding internal thread sleeves, the two second screws on the right side move downwards along the corresponding internal thread sleeves, the two second screws on the left side drive the left side of the computer display screen main body to move upwards through the corresponding connecting rods, and the two second screws on the right side drive the right side of the computer display screen main body to move downwards through the corresponding connecting The computer display screen main body is moved, so that the angle of the computer display screen main body can be adjusted, and the second motor is turned off after the computer display screen main body is adjusted to a proper angle; the utility model can adjust the height of the platform surface of the teacher desk according to the height conditions of different teachers, and can simultaneously realize that the display screen can be accurately adjusted and kept at the optimal visual turnover angle, thereby meeting the requirements of teachers with different heights and modern multimedia teaching; simultaneously the utility model discloses still possess characteristics such as simple structure, convenient to use, low in manufacturing cost are honest and clean, should use widely.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is a view in the direction A of FIG. 1; FIG. 3 is an enlarged view of section I of FIG. 1; fig. 4 is a partial enlarged view II of fig. 2.
Reference numerals: 1 cabinet body, 2 cabinet doors, 3 grooves, 4 first motors, 5 first screw rods, 6 moving plates, 7 threaded through holes, 8 circular grooves, 9 vertical rods, 10 shells, 11 push-pull covers, 12 blind holes, 13 internal thread sleeves, 14 second screw rods, 15 computer display screen main bodies, 16 connecting rods, 17 worm wheels, 18 second motors, 19 worms, 20 placing plates, 21 fixing plates, 22C-shaped frames, 23 pneumatic cylinders, 24 rotating shafts, 25 seats, 26 spherical grooves, 27 balls and 28 control devices
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
A novel multimedia teacher's desk with a self-adaptive adjusting table top comprises a teacher's desk main body and a teacher's desk main body, wherein the teacher's desk main body mainly comprises a cabinet body 1 and a cabinet door 2, the top surface of the cabinet body 1 is open, a groove 3 is formed in the middle of the left side in the cabinet body 1, a first motor 4 is fixedly installed in the groove 3, a transverse first screw 5 is fixedly installed at the output end of the first motor 4, a movable plate 6 is arranged in the cabinet body 1, an inclined plane is arranged above the right side of the movable plate 6, a threaded through hole 7 is formed in the left side of the movable plate 6, the right end of the first screw 5 passes through the threaded through hole 7 and is positioned on the right side of the movable plate 6, the first screw 5 is in threaded fit with the threaded through hole 7, the movable plate 6 is in contact with the inner wall of the cabinet body 1, the movable plate 6 can move in the, the vertical rod 9 can move up and down along the corresponding circular groove 8, the top ends of the vertical rods 9 are fixedly connected through the table top main body, the table top main body mainly comprises a shell 10 and a push-pull cover 11, blind holes 12 are respectively formed in the front side, the rear side and the left side of the inner bottom surface of the shell 10, an internal thread sleeve 13 is arranged in the blind holes 12 in a bearing mode, a vertical second screw 14 is arranged in the internal thread sleeve 13 in a matched mode, the second screw 14 is in threaded fit with the corresponding internal thread sleeve 13, a computer display screen main body 15 is arranged between the opposite sides of the top ends of the second screws 14, the top ends of the second screws 14 are hinged and connected with the outer side of the computer display screen main body 15 through a connecting rod 16, a worm wheel 17 is fixedly arranged on the periphery of the internal thread sleeve 13, a second motor 18 is fixedly arranged on the inner rear side, the worm 19 and the worm wheel 17 are in meshed transmission, a longitudinal placing plate 20 is fixedly installed in the shell 10, the placing plate 20 is located on the right side of the computer display screen main body 15, a fixing plate 21 is fixedly installed in the middle of the bottom surface of the shell 10, the left side of the fixing plate 21 is an inclined plane, and the left side of the fixing plate 21 is attached to the right side of the moving plate 6 all the time. When using the utility model discloses the time, the teacher should adjust the height of mesa main part and the angle of computer display main part 15 according to the height condition of self, and concrete operation is as follows: the first motor 4 is started, the first motor 4 drives the first screw rod 5 to rotate, because the first screw rod 5 is in threaded fit with the threaded through hole 7, and the movable plate 6 cannot rotate under the limitation of the cabinet body 1 and the fixed plate 21, therefore, the moving plate 6 can only move leftwards or rightwards along the first screw 5, the fixed plate 21 gradually moves downwards along the inclined plane of the moving plate 6 or the fixed plate 21 moves upwards along the inclined plane of the moving plate 6 in the process that the moving plate 6 moves leftwards or rightwards, the fixed plate 21 moves downwards or upwards to drive the table top main body to correspondingly move upwards or upwards, the fixed plate 21 drives the table top main body to move downwards or upwards in the process that the table top main body moves upwards or downwards, the vertical rod 9 moves downwards or upwards along the corresponding circular groove 8 correspondingly, which can play a role of guiding the movement of the fixed plate 21, after the table board main body is adjusted to the proper height, the first motor 4 is closed, so that the height of the table board main body can be adjusted according to the height of a teacher; similarly, the second motor 18 is started, the second motor 18 drives the worm 19 to rotate, the worm 19 is in meshing transmission with the worm wheel 17, at this time, the two worm wheels 17 on the left side and the two worm wheels 17 on the right side rotate in opposite directions, the worm wheels 17 drive the corresponding internal thread sleeves 13 to rotate, the two internal thread sleeves 13 on the left side and the two internal thread sleeves 13 on the right side rotate in opposite directions, because the internal thread sleeves 13 are in threaded fit with the corresponding second screw rods 14, and the second screw rods 14 are restricted by the computer display screen main body 15 and the connecting rods 16 and cannot rotate, the second screw rods 14 can only move up or down along the corresponding internal thread sleeves 13, the two second screw rods 14 on the left side move up along the corresponding internal thread sleeves 13, the two second screw rods 14 on the right side move down along the corresponding internal thread sleeves 13, and the two second screw rods 14 on the left side drive the left side of the bottom surface of the computer display screen main body 15 to, the two second screw rods 14 on the right side drive the right side of the bottom surface of the computer display screen main body 15 to move downwards through the corresponding connecting rods 16, so that the angle of the computer display screen main body 15 can be adjusted, and after the computer display screen main body 15 is adjusted to a proper angle, the second motor 18 is turned off; the utility model can adjust the height of the platform surface of the teacher desk according to the height conditions of different teachers, and can simultaneously realize that the display screen can be accurately adjusted and kept at the optimal visual turnover angle, thereby meeting the requirements of teachers with different heights and modern multimedia teaching; simultaneously the utility model discloses still possess characteristics such as simple structure, convenient to use, low in manufacturing cost are honest and clean, should use widely.
Specifically, as shown in the figure, in the cabinet body 1 of the present embodiment, a C-shaped frame 22 is fixedly installed at the left side, a horizontal pneumatic cylinder 23 is arranged in the C-shaped frame 22, rotating shafts 24 are fixedly installed at the upper end and the lower end of the pneumatic cylinder 23 respectively, the outer ends of the rotating shafts 24 are connected with the inner wall of the C-shaped frame 22 through bearings, and a seat 25 is fixedly installed at the right end of a pneumatic rod of the pneumatic cylinder 23. Can make things convenient for the teacher to have a rest at the teaching in-process through setting up seat 25, because seat 25 can revolve rotation of rotation shaft 24 along with pneumatic cylinder 23 moreover, the rotation that can carry out the position of consequently seat 25 uses more in a flexible way.
Specifically, as shown in the figure, the left and right sides of the circular groove 8 described in this embodiment are respectively provided with a plurality of spherical grooves 26 which are uniformly distributed, the spherical grooves 26 are internally provided with balls 27 in a matching manner, and the balls 27 are in contact with the peripheries of the corresponding vertical bars 9. Through the cooperation of ball type groove 26 and ball 27 can reduce the friction between montant 9 and the circular slot 8 that corresponds, and then can make the removal of montant 9 more smooth and easy.
Further, as shown in the figure, the control device 28 is fixedly installed on the right side of the housing 10 in the embodiment, and the first motor 4, the second motor 18 and the pneumatic cylinder 23 are all electrically connected to the control device 28. The control device 28 is provided to facilitate the orderly control of the first motor 4, the second motor 18 and the pneumatic cylinder 23 by the operator.
Further, as shown, the first motor 4 and the second motor 18 of the present embodiment are brushless motors. Brushless motor during operation noise is little, vibrations are little and small, satisfy the utility model discloses to first motor 4 and second motor 18's operation requirement.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (5)
1. Novel multi-media lectern of mesa self-adaptation adjustment, its characterized in that: the teacher desk comprises a teacher desk body and a desk top body, the teacher desk body mainly comprises a cabinet body (1) and a cabinet door (2), the top surface of the cabinet body (1) is open, a groove (3) is formed in the middle of the left side in the cabinet body (1), a first motor (4) is fixedly installed in the groove (3), a transverse first screw (5) is fixedly installed at the output end of the first motor (4), a movable plate (6) is arranged in the cabinet body (1), an inclined plane is formed above the right side of the movable plate (6), a threaded through hole (7) is formed in the left side of the movable plate (6), the right end of the first screw (5) penetrates through the threaded through hole (7) and is located on the right side of the movable plate (6), the first screw (5) is in threaded fit with the threaded through hole (7), the movable plate (6) is in contact with the inner wall of the cabinet body (1), the movable plate (6) can move in the cabinet body, a vertical rod (9) is arranged in the circular groove (8), the vertical rod (9) is in contact fit with the inner wall of the corresponding circular groove (8), the vertical rod (9) can move up and down along the corresponding circular groove (8), the top ends of the vertical rods (9) are fixedly connected through a table top main body, the table top main body mainly comprises a shell (10) and a push-pull cover (11), blind holes (12) are respectively formed in the front side, the rear side, the left side and the right side of the inner bottom surface of the shell (10), an internal thread sleeve (13) is installed in the blind holes (12) through bearings, a vertical second screw rod (14) is arranged in the internal thread sleeve (13) in a matching mode, the second screw rod (14) is in threaded fit with the corresponding internal thread sleeve (13), a computer display screen main body (15) is arranged between the opposite sides of the top ends of the second screw rods (14), the top ends of the second screw rods (14) are connected with, rear side fixed mounting second motor (18) in casing (10), the vertical worm (19) of output fixed mounting of second motor (18), be connected through the bearing between worm (19) front end and casing (10) inner wall, worm (19) and worm wheel (17) meshing transmission, the vertical board (20) of placing of fixed mounting in casing (10), place board (20) and be located computer display main part (15) right side, casing (10) bottom surface middle part fixed mounting fixed plate (21), fixed plate (21) left side is the inclined plane, and fixed plate (21) left side and movable plate (6) right side laminate mutually all the time.
2. The new multimedia lectern of claim 1 wherein the tabletop is adaptively adjustable by: the cabinet body (1) in left side fixed mounting C type frame (22), be equipped with horizontal pneumatic cylinder (23) in C type frame (22), both ends are fixed mounting pivot (24) respectively about pneumatic cylinder (23), be connected through the bearing between pivot (24) outer end and C type frame (22) inner wall, pneumatic rod right-hand member fixed mounting seat (25) of pneumatic cylinder (23).
3. The new multimedia lectern of claim 1 wherein the tabletop is adaptively adjustable by: the round groove (8) left and right sides set up several evenly distributed's ball type groove (26) respectively, ball (27) are equipped with in ball type groove (26) the cooperation, ball (27) and corresponding montant (9) periphery contact.
4. The new multimedia lectern of claim 1 or claim 2 wherein the table top is adaptively adjustable by: the control device (28) is fixedly installed on the right side of the shell (10), and the first motor (4), the second motor (18) and the air cylinder (23) are electrically connected with the control device (28).
5. The new multimedia lectern of claim 1 wherein the tabletop is adaptively adjustable by: the first motor (4) and the second motor (18) are brushless motors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921434341.4U CN210783379U (en) | 2019-08-31 | 2019-08-31 | Novel multimedia teacher desk with self-adaptive adjustment of desktop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921434341.4U CN210783379U (en) | 2019-08-31 | 2019-08-31 | Novel multimedia teacher desk with self-adaptive adjustment of desktop |
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| Publication Number | Publication Date |
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| CN210783379U true CN210783379U (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921434341.4U Active CN210783379U (en) | 2019-08-31 | 2019-08-31 | Novel multimedia teacher desk with self-adaptive adjustment of desktop |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114531800A (en) * | 2022-01-24 | 2022-05-24 | 贵州天网信息科技有限公司 | Automatic safety configuration of changing checks equipment |
| CN114554753A (en) * | 2022-01-24 | 2022-05-27 | 贵州天网信息科技有限公司 | Application method of automatic security configuration checking equipment |
-
2019
- 2019-08-31 CN CN201921434341.4U patent/CN210783379U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114531800A (en) * | 2022-01-24 | 2022-05-24 | 贵州天网信息科技有限公司 | Automatic safety configuration of changing checks equipment |
| CN114554753A (en) * | 2022-01-24 | 2022-05-27 | 贵州天网信息科技有限公司 | Application method of automatic security configuration checking equipment |
| CN114531800B (en) * | 2022-01-24 | 2024-02-02 | 贵州天网信息科技有限公司 | Automatic security configuration checking equipment |
| CN114554753B (en) * | 2022-01-24 | 2024-03-26 | 贵州天网信息科技有限公司 | Use method of automatic safety configuration checking equipment |
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