CN211040304U - Electronic whiteboard for Chinese teaching - Google Patents
Electronic whiteboard for Chinese teaching Download PDFInfo
- Publication number
- CN211040304U CN211040304U CN201922079785.7U CN201922079785U CN211040304U CN 211040304 U CN211040304 U CN 211040304U CN 201922079785 U CN201922079785 U CN 201922079785U CN 211040304 U CN211040304 U CN 211040304U
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- CN
- China
- Prior art keywords
- fixedly connected
- base
- electronic whiteboard
- wall
- chinese teaching
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses an electronic whiteboard for Chinese teaching, which comprises a base, wherein the base surface of the base is symmetrically and fixedly connected with two upright posts and a motor, and the bottom of the base is provided with a groove; a sliding groove is vertically formed in the upright post, an opening is formed in the side wall, and a rotating rod is rotatably connected to the side wall in a penetrating manner; the inner wall of spout slides and is provided with the lifter, the lateral wall fixedly connected with rack of lifter, the top fixedly connected with electronic whiteboard of lifter, and the one end coupling of motor has the second gear wheel dish, four fixed axles of the equal vertical downward fixedly connected with in bottom of recess, and the outer wall of fixed axle rotates and has cup jointed the horizontal pole, the utility model relates to an electronic whiteboard technical field. The utility model discloses, solved whiteboard all be fixed mounting on the support, did not have the function of lift, the chinese teaching in-process, whiteboard highly crosses lowly, can influence the student's of back row sight, and whiteboard base is narrower simultaneously, and stability is not high, runs into the problem that external force very held and emptys.
Description
Technical Field
The utility model relates to an electronic whiteboard technical field especially relates to an electronic whiteboard is used in chinese teaching.
Background
Among the prior art, whiteboard all is fixed mounting on the support, does not have the function of lift, and chinese teaching in-process, whiteboard's height is low excessively, can influence the student's of back row sight, and whiteboard base is narrower simultaneously, and stability is not high, runs into external force and topples over very easily.
SUMMERY OF THE UTILITY MODEL
In order to solve the whiteboard all be fixed mounting on the support, do not have the function of lift, the chinese teaching in-process, whiteboard highly crosses lowly, can influence the student's of back row sight, and whiteboard base is narrower simultaneously, and stability is not high, meets the problem that external force was toppled over very much, the utility model aims at providing a whiteboard is used in chinese teaching.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an electronic whiteboard for Chinese teaching comprises a base, wherein base planes of the base are symmetrically and fixedly connected with two stand columns and a motor, and the bottom of the base is provided with a groove; a sliding groove is vertically formed in the upright post, an opening is formed in the side wall, and a rotating rod is rotatably connected to the side wall in a penetrating manner; the inner wall of spout slides and is provided with the lifter, the lateral wall fixedly connected with rack of lifter, the top fixedly connected with whiteboard of lifter, the outer wall of dwang has cup jointed first toothed disc, the one end coupling of motor has the second toothed disc, four fixed axles of the equal vertical downward fixedly connected with in bottom of recess, the outer wall of fixed axle rotates and has cup jointed the horizontal pole.
Preferably, the rack is located inside the opening, the rotating rod penetrates through the opening, and the outer wall located inside the opening is sleeved with the gear meshed with the rack.
Preferably, chains are meshed between the second gear wheel disc and the first gear wheel disc.
Preferably, the base surface of the cross rod is threaded with a support leg.
Preferably, the bottom of the base, which is close to the side wall, is symmetrically and fixedly connected with four universal wheels.
Preferably, the side wall of the upright post is fixedly connected with a handrail.
Compared with the prior art, the utility model discloses the beneficial effect who realizes: the arrangement of the universal wheels enables a worker to hold the handrail by hands, so that the device can be conveniently moved; the supporting leg can be moved up and down by rotating the supporting leg, and when the top of the supporting leg is tightly abutted against the bottom of the groove, the cross rod can be kept in the groove and cannot swing in the moving process; the top of the supporting leg is separated from the bottom of the groove, the four cross rods can be unfolded, and the supporting leg is rotated to enable the bottom of the supporting leg to support the ground, so that the electronic whiteboard is higher in stability; the motor drives the first gear disc and the rotating rod to rotate through the second gear disc and the chain, and then the gear drives the lifting rod to lift through the rack, so that the height of the electronic whiteboard is adjusted.
Drawings
The invention is described in further detail below with reference to the following figures and detailed description:
fig. 1 is a schematic overall structure diagram of the present invention;
fig. 2 is a schematic structural view of the column of the present invention viewed from above;
fig. 3 is a schematic view of the structure of the base of the present invention viewed from the bottom.
In the figure: 1-base, 2-upright post, 3-motor, 4-universal wheel, 5-groove, 6-chute, 7-opening, 8-armrest, 9-rotating rod, 10-lifting rod, 11-rack, 12-gear, 13-electronic white board, 14-first gear disc, 15-second gear disc, 16-chain, 17-fixed shaft, 18-cross bar, 19-supporting leg.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 3. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
The utility model provides a technical scheme: an electronic whiteboard for Chinese teaching comprises a base 1, wherein two stand columns 2 and a motor 3 are symmetrically and fixedly connected to a base surface of the base 1, and a groove 5 is formed in the bottom of the base; a sliding groove 6 is vertically formed in the upright post 2, an opening 7 is formed in the side wall, and a rotating rod 9 is rotatably connected to the side wall in a penetrating manner; the inner wall of spout 6 slides and is provided with lifter 10, the lateral wall fixedly connected with rack 11 of lifter 10, the top fixedly connected with whiteboard 13 of lifter 10, first toothed disc 14 has been cup jointed to the outer wall of dwang 9, the one end coupling of motor 3 has second toothed disc 15, four fixed axles 17 of the equal vertical downward fixedly connected with in bottom of recess 5, horizontal pole 18 has been cup jointed in the outer wall rotation of fixed axle 17.
The rack 11 is located inside the opening 7, the rotating rod 9 penetrates through the opening 7, and a gear 12 meshed with the rack 11 is sleeved on the outer wall inside the opening 7.
A chain 16 is engaged between the second gear wheel disc 15 and the first gear wheel disc 14.
The base surface of the cross bar 18 is threaded with a support leg 19.
The bottom of the base 1 close to the side wall is symmetrically and fixedly connected with four universal wheels 4.
The side wall of the upright post 2 is fixedly connected with a handrail 8.
When in use, the universal wheels 4 are arranged, so that a worker can conveniently move the device by holding the handrail 8; the supporting leg 19 can be rotated to enable the supporting leg 19 to move up and down, and when the top of the supporting leg 19 is tightly abutted against the bottom of the groove 5, the cross rod 18 can be kept in the groove 5 and cannot swing in the moving process; the top of the supporting leg 19 is separated from the bottom of the groove 5, the four cross rods 18 can be unfolded, and the supporting leg 19 is rotated to enable the bottom of the supporting leg 19 to support the ground, so that the electronic whiteboard is higher in stability; the motor 3 drives the first gear disc 14 and the rotating rod 9 to rotate through the second gear disc 15 and the chain 16, and then the gear 12 drives the lifting rod 10 to lift through the rack 11, so that the height of the electronic whiteboard 13 is adjusted.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. The utility model provides an electronic whiteboard is used in chinese teaching, including base (1), its characterized in that: the base surface of the base (1) is symmetrically and fixedly connected with two upright posts (2) and a motor (3), and the bottom of the base is provided with a groove (5); a sliding groove (6) is vertically formed in the upright post (2), an opening (7) is formed in the side wall, and a rotating rod (9) is rotatably connected to the side wall in a penetrating manner; the inner wall of spout (6) slides and is provided with lifter (10), lateral wall fixedly connected with rack (11) of lifter (10), the top fixedly connected with electronic whiteboard (13) of lifter (10), first toothed disc (14) has been cup jointed to the outer wall of dwang (9), the one end coupling of motor (3) has second toothed disc (15), four fixed axles (17) of the equal vertical downward fixedly connected with in bottom of recess (5), horizontal pole (18) have been cup jointed in the outer wall rotation of fixed axle (17).
2. An electronic whiteboard for Chinese teaching according to claim 1, wherein: rack (11) are located inside opening (7), dwang (9) pass opening (7), and the outer wall that is located inside opening (7) cup joints gear (12) with rack (11) intermeshing.
3. An electronic whiteboard for Chinese teaching according to claim 1, wherein: chains (16) are meshed between the second gear wheel disc (15) and the first gear wheel disc (14).
4. An electronic whiteboard for Chinese teaching according to claim 1, wherein: and a supporting leg (19) is threaded on the base surface of the cross rod (18).
5. An electronic whiteboard for Chinese teaching according to claim 1, wherein: the bottom of the base (1) close to the side wall is symmetrically and fixedly connected with four universal wheels (4).
6. An electronic whiteboard for Chinese teaching according to claim 1, wherein: the side wall of the upright post (2) is fixedly connected with a handrail (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922079785.7U CN211040304U (en) | 2019-11-27 | 2019-11-27 | Electronic whiteboard for Chinese teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922079785.7U CN211040304U (en) | 2019-11-27 | 2019-11-27 | Electronic whiteboard for Chinese teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211040304U true CN211040304U (en) | 2020-07-17 |
Family
ID=71568953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922079785.7U Expired - Fee Related CN211040304U (en) | 2019-11-27 | 2019-11-27 | Electronic whiteboard for Chinese teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211040304U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111928074A (en) * | 2020-08-11 | 2020-11-13 | 潍坊工商职业学院 | Vocational education teaching training assessment system |
-
2019
- 2019-11-27 CN CN201922079785.7U patent/CN211040304U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111928074A (en) * | 2020-08-11 | 2020-11-13 | 潍坊工商职业学院 | Vocational education teaching training assessment system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200717 Termination date: 20211127 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |