CN108630057B - But angle regulation's chinese teaching display device - Google Patents
But angle regulation's chinese teaching display device Download PDFInfo
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- CN108630057B CN108630057B CN201810410400.8A CN201810410400A CN108630057B CN 108630057 B CN108630057 B CN 108630057B CN 201810410400 A CN201810410400 A CN 201810410400A CN 108630057 B CN108630057 B CN 108630057B
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- rotatably connected
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
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- Displays For Variable Information Using Movable Means (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a Chinese teaching display device with an adjustable angle, wherein the upper end of a device body is hinged with the upper end of the back surface of a display panel, the lower end of the back surface of the display panel is rotatably connected with the lower end of a connecting rod, the upper end of the connecting rod is rotatably connected with a sleeve, the sleeve is in threaded connection with the outer part of a screw rod, the upper end and the lower end of the screw rod are respectively rotatably connected with the device body through bearings, a servo motor is arranged on the back surface of the device body, the lower part of the servo motor is rotatably. The device passes through the pivoted driving shaft and passes through the hold-in range and drive the lead screw and follow the rotation and then drive the sleeve and reciprocate, and sleeve drive connecting rod promotes the display panel swing and then realize the angle modulation function of display panel, rotates worm drive worm wheel simultaneously and rotates, and the worm wheel drives the gear and follows the rotation, and pivoted gear drive rack board slides from top to bottom and then drives the swing arm upper end and follow and reciprocate, drives the swing arm swing and then drive big gyro wheel back-and-forth movement under the effect of movable rod.
Description
Technical Field
The invention relates to a teaching tool, in particular to a Chinese teaching display device with an adjustable angle.
Background
The teaching display board is an appliance used for writing and demonstrating in the education industry, and generally, the teaching board is a board surface placed in a classroom or a meeting room, and is used for writing contents with chalk or a water-based pen to play a role in explaining and demonstrating. The front body of the teaching board is a blackboard, and the traditional blackboard is formed by simply coating black paint on the surface of a hard object such as a flat wood board or a cement board and the like and writing with chalk after the black paint is dried. The blackboard has low cost and poor corrosion resistance, the surface of the blackboard becomes uneven after long-term use, only local materials can be used, and the blackboard is difficult to repair after being damaged. The blackboard surface is easy to reflect light and fade, so the blackboard needs to be painted again after being used for a period of time, and the traditional blackboard for teaching is gradually eliminated and replaced.
At present more many people select to substitute the blackboard with the teaching display panel and teach, and present teaching show board mostly does not have angle modulation function, and the part has angle modulation function's display panel to adjust comparatively trouble, and makes the focus change when the display panel slope, reduces the steadiness of teaching board.
Disclosure of Invention
The invention aims to provide a Chinese teaching display device with an adjustable angle to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the angle-adjustable Chinese teaching display device comprises a device body, a display panel, a screw rod, a servo motor, a synchronous belt, a worm wheel, a rack plate, a swing arm and a large roller, wherein the upper end of the device body is hinged with the upper end of the back of the display panel, the lower end of the back of the display panel is rotatably connected with the lower end of a connecting rod, the upper end of the connecting rod is rotatably connected with a sleeve, the sleeve is in threaded connection with the outside of the screw rod, and the upper end and the lower; the back of the device body is provided with a servo motor, the lower part of the servo motor is rotatably connected with a driving shaft, the upper part of the driving shaft is connected with one side of a synchronous belt in a rolling way, and the other side of the synchronous belt is connected with the lower end of a screw rod in a rolling way; the lower end of the device body is fixedly connected with a support frame, the lower part of the support frame is fixedly connected with a cross beam, the lower end of a driving shaft is fixedly connected with a worm, a bearing at the lower end of the worm is rotatably connected with the cross beam, the worm is meshed with a worm wheel, and the side surface of the worm wheel is fixedly connected with a gear; the gear is meshed with the rack plate, the lower end of the rack plate is rotatably connected with the swing arm, and the lower end of the swing arm is rotatably connected with the large roller; the lower part of the swing arm is rotatably connected with the lower end of the movable rod, and the upper end of the movable rod is rotatably connected with the cross beam.
As a further scheme of the invention: the worm wheel and the gear are both connected with the end part of the stabilizing rod in a rotating mode, and the other end part of the stabilizing rod is fixedly connected with the supporting frame.
As a still further scheme of the invention: and the servo motor is connected with the power supply and the switch through a lead.
As a still further scheme of the invention: the rack plate is connected with the sliding groove in a sliding mode, and the sliding groove is fixedly connected with the back face of the support frame.
As a still further scheme of the invention: the servo motor is fixedly connected with the motor base, and the motor base is fixedly connected with the device body through bolts.
As a still further scheme of the invention: the synchronous belt penetrates through the device body.
As a still further scheme of the invention: the lower end of the retainer is rotatably connected with a small roller.
Compared with the prior art, the invention has the beneficial effects that: the device passes through the pivoted driving shaft and passes through the hold-in range and drive the lead screw and follow the rotation and then drive the sleeve and reciprocate, sleeve drive connecting rod promotes the display panel swing and then realize the angle modulation function of display panel, pivoted driving shaft drives the worm and rotates and then drive the worm wheel and rotate simultaneously, the worm wheel drives the gear and follows the rotation, pivoted gear drive rack board slides from top to bottom and then drives the swing arm upper end and follow and reciprocate, drive the swing arm swing and then drive big gyro wheel back-and-forth movement under the effect of movable rod, the steadiness of device body has been strengthened greatly, prevent that display panel inclination from bringing the focus greatly and shifting up and.
Drawings
Fig. 1 is a schematic structural diagram of a chinese teaching display device with adjustable angle.
Fig. 2 is a partially enlarged view of a worm wheel and a gear in the chinese teaching display device with an adjustable angle.
Fig. 3 is a right side view of a swing arm and a large roller in the chinese teaching display device with adjustable angles.
In the figure: 1-the device body; 2-a display panel; 3-a connecting rod; 4-a sleeve; 5-a screw rod; 6-a motor base; 7-a servo motor; 8-driving shaft; 9-synchronous belt; 10-a support frame; 11-a worm; 12-a cross beam; 13-a worm gear; 14-a gear; 15-rack plate; 16-a stabilizing rod; 17-a chute; 18-a swing arm; 19-a movable rod; 20-big roller; 21-small roller.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, in the embodiment of the present invention, an angle-adjustable chinese teaching display device includes a device body 1, a display panel 2, a lead screw 5, a servo motor 7, a synchronous belt 9, a worm 11, a worm wheel 13, a rack plate 15, a swing arm 18, and a large roller 20; the upper end of the device body 1 is hinged with the upper end of the back of the display panel 2, the lower end of the back of the display panel 2 is rotatably connected with the lower end of the connecting rod 3, the upper end of the connecting rod 3 is rotatably connected with the sleeve 4, the sleeve 4 is in threaded connection with the outer part of the screw rod 5, and the upper end and the lower end of the screw rod 5 are respectively in bearing rotation connection with the device; the back of the device body 1 is provided with a servo motor 7, the servo motor 7 is fixedly connected with a motor base 6, the motor base 6 is fixedly connected with the device body 1 through bolts, a lead of the servo motor 7 is connected with a power supply and a switch, the lower part of the servo motor 7 is rotatably connected with a driving shaft 8, the servo motor 7 can rotate in a forward and reverse direction, the servo motor 7 is electrified to work to drive the driving shaft 8 to rotate in the forward direction by pressing the switch in the forward direction, and the servo motor 7 drives the driving shaft 8 to rotate in the reverse direction by; the upper portion of the driving shaft 8 is connected with one side of a synchronous belt 9 in a rolling mode, the synchronous belt 9 penetrates through the device body 1, the other side of the synchronous belt 9 is connected with the lower end of a screw rod 5 in a rolling mode, the rotating driving shaft 8 drives the screw rod 5 to rotate along with the synchronous belt 9 so as to drive a sleeve 4 to move up and down, and the sleeve 4 drives a connecting rod 3 to push a display panel 2 to swing so as to achieve the angle adjusting function.
The lower end of the device body 1 is fixedly connected with a support frame 10, the lower portion of the support frame 10 is fixedly connected with a cross beam 12, the lower end of a driving shaft 8 is fixedly connected with a worm 11, a bearing at the lower end of the worm 11 is rotatably connected with the cross beam 12, the worm 11 is meshed with a worm wheel 13, the side face of the worm wheel 13 is fixedly connected with a gear 14, the worm wheel 13 and the gear 14 are rotatably connected with the end portion of a stabilizing rod 16, the other end portion of the stabilizing rod 16 is fixedly connected with the support frame 10, the rotating driving shaft 8 drives the worm 11 to rotate; the gear 14 is meshed with a rack plate 15, the rack plate 15 is connected with a sliding chute 17 in a sliding mode, the sliding chute 17 is fixedly connected with the back of the support frame 10, the lower end of the rack plate 15 is rotatably connected with a swing arm 18, and the lower end of the swing arm 18 is rotatably connected with a large roller 20; swing arm 18 lower part is rotated and is connected 19 lower extremes of movable rod, 19 upper ends of movable rod are rotated and are connected crossbeam 12, and the rotation of holder 10 lower extreme connects little gyro wheel 21, pivoted gear 14 drives rack board 15 and slides from top to bottom and then drive swing arm 18 upper end and follow and reciprocate, it swings and then drives big gyro wheel 20 back-and-forth movement to drive swing arm 18 under movable rod 19's effect, 2 inclination of display panel is big more the gyro wheel 20 backshift volume is big more, the support distance is big more, the steadiness is stronger, prevent that 2 inclination of display panel from bringing the focus greatly and shifting up and causing the unstable phenomenon of device body 1, utilize big gyro wheel 20 and little gyro wheel 21 to make things convenient.
The working principle of the invention is as follows: the servo motor 7 can realize forward and reverse bidirectional rotation, a forward pressing switch enables the servo motor 7 to work to drive the driving shaft 8 to rotate forward, a direction pressing switch enables the servo motor 7 to drive the driving shaft 8 to rotate reversely, the rotating driving shaft 8 drives the screw rod 5 to rotate along with the synchronous belt 9 so as to drive the sleeve 4 to move up and down, the sleeve 4 drives the connecting rod 3 to push the display panel 2 to swing so as to realize the angle adjusting function of the display panel 2, the rotating driving shaft 8 drives the worm 11 to rotate so as to drive the worm wheel 13 to rotate, the worm wheel 13 drives the gear 14 to rotate along with the gear 14, the rotating gear 14 drives the rack plate 15 to slide up and down so as to drive the upper end of the swing arm 18 to move up and down, the swing arm 18 is driven to swing so as to drive the large roller 20 to move back and, the phenomenon that the display panel 2 is unstable due to the fact that the center of gravity is moved upwards due to the fact that the inclination angle of the display panel is large is prevented, and meanwhile the display panel 1 is convenient to move by means of the large idler wheels 20 and the small idler wheels 21.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The Chinese teaching display device with the adjustable angle comprises a device body (1), a display panel (2), a screw rod (5), a servo motor (7), a synchronous belt (9), a worm (11), a worm wheel (13), a rack plate (15), a swing arm (18) and a large roller (20), and is characterized in that the upper end of the device body (1) is hinged to the upper end of the back of the display panel (2), the lower end of the back of the display panel (2) is rotatably connected with the lower end of a connecting rod (3), the upper end of the connecting rod (3) is rotatably connected with a sleeve (4), the sleeve (4) is in threaded connection with the outer part of the screw rod (5), and the upper end and the lower end of the screw rod; the back of the device body (1) is provided with a servo motor (7), the lower part of the servo motor (7) is rotatably connected with a driving shaft (8), the upper part of the driving shaft (8) is connected with one side of a synchronous belt (9) in a rolling way, and the other side of the synchronous belt (9) is connected with the lower end of a screw rod (5) in a rolling way; the lower end of the device body (1) is fixedly connected with a support frame (10), the lower part of the support frame (10) is fixedly connected with a cross beam (12), the lower end of a driving shaft (8) is fixedly connected with a worm (11), a bearing at the lower end of the worm (11) is rotatably connected with the cross beam (12), the worm (11) is meshed with a worm wheel (13), and the side surface of the worm wheel (13) is fixedly connected with a gear (14); the gear (14) is meshed with a rack plate (15), the rack plate (15) is connected with a sliding chute (17) in a sliding mode, the sliding chute (17) is fixedly connected with the back face of the support frame (10), the lower end of the rack plate (15) is connected with a swing arm (18) in a rotating mode, and the lower end of the swing arm (18) is connected with a large roller (20) in a rotating mode; the lower part of the swing arm (18) is rotatably connected with the lower end of a movable rod (19), and the upper end of the movable rod (19) is rotatably connected with the cross beam (12).
2. The angle-adjustable Chinese teaching display device according to claim 1, wherein the worm gear (13) and the gear (14) are rotatably connected to one end of the stabilizing rod (16), and the other end of the stabilizing rod (16) is fixedly connected to the support frame (10).
3. The adjustable angle Chinese teaching display device according to claim 1, wherein the servo motor (7) is connected with a power supply and a switch through wires.
4. The angle-adjustable Chinese teaching display device according to claim 1, wherein the servo motor (7) is fixedly connected with the motor base (6), and the motor base (6) is fixedly connected with the device body (1) through bolts.
5. The adjustable angle chinese teaching display device according to claim 1, wherein the timing belt (9) passes through the device body (1).
6. The Chinese teaching display device with adjustable angle of any one of claims 1-5, wherein the lower end of the supporting frame (10) is rotatably connected with a small roller (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810410400.8A CN108630057B (en) | 2018-05-02 | 2018-05-02 | But angle regulation's chinese teaching display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810410400.8A CN108630057B (en) | 2018-05-02 | 2018-05-02 | But angle regulation's chinese teaching display device |
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| Publication Number | Publication Date |
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| CN108630057A CN108630057A (en) | 2018-10-09 |
| CN108630057B true CN108630057B (en) | 2020-06-09 |
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| CN201810410400.8A Active CN108630057B (en) | 2018-05-02 | 2018-05-02 | But angle regulation's chinese teaching display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109448506A (en) * | 2019-01-10 | 2019-03-08 | 黄河科技学院 | A kind of economical management teaching operation demonstration teaching aid |
| CN110738876B (en) * | 2019-09-20 | 2021-08-31 | 潍坊工程职业学院 | Computer teaching instrument convenient to move |
| CN110899891B (en) * | 2019-12-11 | 2021-06-08 | 福建元晟汽车配件科技有限公司 | High-precision brazing equipment |
| CN111616849A (en) * | 2020-04-23 | 2020-09-04 | 中国人民解放军第四军医大学 | Human body spine curvature deformation prevention device |
| CN111599253B (en) * | 2020-05-18 | 2021-11-23 | 信阳师范学院 | Education informationization special teaching experimental equipment |
| CN112270867A (en) * | 2020-11-13 | 2021-01-26 | 启迪集群创新研究院(青岛)有限公司 | A adjustable display device for education |
| CN113035023A (en) * | 2021-03-24 | 2021-06-25 | 南京旅游职业学院 | Supplementary teaching device in chinese education internet |
| CN114097483B (en) * | 2021-11-09 | 2023-10-31 | 湖南大匠农业科技有限公司 | Humidification ventilation unit is used to ecological science and technology agricultural |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4723337B2 (en) * | 2005-09-26 | 2011-07-13 | 豊瑛電研株式会社 | Solar panel rotation device |
| CN107387981A (en) * | 2017-08-25 | 2017-11-24 | 张晓阳 | A kind of teaching of Chinese display device for automatically adjusting angle |
| CN107461578A (en) * | 2017-08-10 | 2017-12-12 | 安徽英冉信息咨询有限公司 | A kind of calculator display organization with regulatory function |
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2018
- 2018-05-02 CN CN201810410400.8A patent/CN108630057B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4723337B2 (en) * | 2005-09-26 | 2011-07-13 | 豊瑛電研株式会社 | Solar panel rotation device |
| CN107461578A (en) * | 2017-08-10 | 2017-12-12 | 安徽英冉信息咨询有限公司 | A kind of calculator display organization with regulatory function |
| CN107387981A (en) * | 2017-08-25 | 2017-11-24 | 张晓阳 | A kind of teaching of Chinese display device for automatically adjusting angle |
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| CN108630057A (en) | 2018-10-09 |
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Effective date of registration: 20201014 Address after: 226300 group 1, Zixing village, Xingdong street, Tongzhou District, Nantong City, Jiangsu Province Patentee after: NANTONG KYLIN MACHINERY Ltd. Address before: 454150 green lotus road, Shanyang District, Jiaozuo, Henan Province, No. 801 Patentee before: HENAN College OF INDUSTRY & INFORMATION TECHNOLOGY |
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Effective date of registration: 20220402 Address after: 226399 group 1, Zixing village, Xingdong street, Tongzhou District, Nantong City, Jiangsu Province Patentee after: Jiangsu ruimeng Sports Technology Co.,Ltd. Address before: 226300 group 1, East Zixing village, Xingdong street, Tongzhou District, Nantong City, Jiangsu Province Patentee before: NANTONG KYLIN MACHINERY LTD. |