CN210895874U - Movable interactive teaching device - Google Patents
Movable interactive teaching device Download PDFInfo
- Publication number
- CN210895874U CN210895874U CN201921644205.8U CN201921644205U CN210895874U CN 210895874 U CN210895874 U CN 210895874U CN 201921644205 U CN201921644205 U CN 201921644205U CN 210895874 U CN210895874 U CN 210895874U
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- China
- Prior art keywords
- fixedly connected
- electric telescopic
- blackboard
- inner cavity
- bottom plate
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- 230000002452 interceptive effect Effects 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 abstract description 8
- 239000002699 waste material Substances 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 abstract description 2
- 230000006870 function Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a portable interactive teaching device, comprising a base plate, the top fixedly connected with casing of bottom plate, the top of first electric telescopic handle runs through to the outside and the fixedly connected with box of casing. The utility model discloses a setting is through setting up the bottom plate, including a motor, an end cap, a controller, and a cover plate, the box, first pivot, the mount pad, the projecting apparatus main part, the pinion rack, the second pivot, the blackboard, the slide bar, it is logical, the driving gear, a housing, the handle, the carousel, the wheel, a supporting plate, first electric telescopic handle, the threaded rod, second electric telescopic handle, the blackboard eraser, the cooperation of spout and third pivot is used, it is comparatively complicated to have solved the mode of current portable interactive teaching device height-adjusting, and can't use the automatic function of cleaning the blackboard of using after having used one side blackboard, make mr still need waste time to go to clean the blackboard at the in-process of teaching, the problem of inconvenience has been brought for mr.
Description
Technical Field
The utility model relates to an interactive teaching technical field specifically is a portable interactive teaching device.
Background
The interactive teaching is a teaching mode, namely, the teaching activities are regarded as the interaction and communication between life and life of teachers and students, and the teaching process is regarded as a dynamically developed interactive influence and interactive activity process for teaching and learning.
At interactive teaching's in-process, often need use blackboard and projecting apparatus to assist the teaching, the mode of current portable interactive teaching device height-adjusting is comparatively complicated, and can't be automatic after having used up one side blackboard clean the function to the blackboard of spent for mr still need the waste time to wipe the blackboard at the in-process of teaching, and the use of giving mr has brought inconvenience.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a portable interactive teaching device possesses the advantage of being convenient for height-adjusting and automatic blackboard of wiping, and it is comparatively complicated to have solved the mode of current portable interactive teaching device height-adjusting, and can't be automatic after having used up a blackboard wipe the function of used blackboard for the mr still need the waste time to wipe the blackboard at the in-process of teaching, and the use of giving the mr has brought inconvenient problem.
In order to achieve the above object, the utility model provides a following technical scheme: a movable interactive teaching device comprises a bottom plate, wherein a shell is fixedly connected to the top of the bottom plate, a first electric telescopic rod is fixedly connected to the bottom of an inner cavity of the shell, the top of the first electric telescopic rod penetrates through the outer side of the shell and is fixedly connected with a box body, a motor is fixedly connected to the right side of the bottom of the inner cavity of the box body, a second rotating shaft is fixedly connected to the output end of the motor, a driving gear is fixedly sleeved on the surface of the second rotating shaft, a through groove is formed in the rear side of the box body, sliding grooves are formed in the top of the inner cavity of the through groove and the bottom of the inner cavity, a toothed plate is arranged in the inner cavity of the through groove, sliding rods are fixedly connected to both sides of the top and the bottom of the toothed plate, one side of each sliding rod, close to the sliding groove, extends to the inner cavity, the utility model discloses a blackboard eraser, including box inner chamber, bottom plate, bottom fixedly connected with carousel, the top fixedly connected with blackboard eraser of second electric telescopic handle, the top swing joint of box inner chamber has the third pivot, the top of third pivot runs through outside and the fixedly connected with blackboard of box, the both sides at bottom plate top all are provided with the threaded rod, the bottom of threaded rod runs through bottom and the swing joint of bottom plate has the backup pad, the top fixedly connected with carousel of threaded rod, the left side fixedly connected with handle at carousel top, the bottom fixedly connected with wheel of bottom plate.
Preferably, the left side at box top is provided with the mount pad, the top fixedly connected with projecting apparatus main part of mount pad, the first pivot of bottom fixedly connected with of mount pad, the bottom of first pivot run through to the inner chamber of box and pass through first bearing swing joint with the top of box inner chamber.
Preferably, the number of the wheels is four, and the wheels are uniformly distributed at four corners of the bottom plate.
Preferably, the top of the shell is provided with an opening matched with the first electric telescopic rod for use, and the bottom of the supporting plate is provided with anti-skid grains.
Preferably, the surface of the threaded rod is in threaded connection with the joint of the bottom plate, and the joint of the bottom of the threaded rod and the support plate is movably connected through a second bearing.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a setting is through setting up the bottom plate, including a motor, an end cap, a controller, and a cover plate, the box, first pivot, the mount pad, the projecting apparatus main part, the pinion rack, the second pivot, the blackboard, the slide bar, it is logical, the driving gear, a housing, the handle, the carousel, the wheel, a supporting plate, first electric telescopic handle, the threaded rod, second electric telescopic handle, the blackboard eraser, the cooperation of spout and third pivot is used, it is comparatively complicated to have solved the mode of current portable interactive teaching device height-adjusting, and can't use the automatic function of cleaning the blackboard of using after having used one side blackboard, make mr still need waste time to go to clean the blackboard at the in-process of teaching, the problem of inconvenience has been brought for mr.
2. The utility model is convenient for the installation and the use of the first rotating shaft by arranging the first bearing;
by providing a second bearing. The installation and the use of the threaded rod can be facilitated;
the friction force between the bottom of the supporting plate and the ground can be increased by arranging the anti-skid grains;
the sliding grooves are arranged, so that the sliding rods can be conveniently installed and used;
the toothed plate can be supported by arranging the sliding rod;
through setting up the casing, can protect first electric telescopic handle.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic rear view of the partial structure of the present invention;
FIG. 3 is a schematic bottom view of the partial structure of the present invention;
fig. 4 is an enlarged view of a in fig. 2 according to the present invention.
In the figure: the novel blackboard eraser comprises a base plate 1, a motor 2, a box 3, a first rotating shaft 4, a mounting seat 5, a projector main body 6, a toothed plate 7, a second rotating shaft 8, a blackboard 9, a sliding rod 10, a through groove 11, a driving gear 12, a shell 13, a handle 14, a rotary disk 15, wheels 16, a supporting plate 17, a first electric telescopic rod 18, a threaded rod 19, a second electric telescopic rod 20, a blackboard eraser 21, a sliding groove 22 and a third rotating shaft 23.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model provides a bottom plate 1, motor 2, box 3, first pivot 4, mount pad 5, projecting apparatus main part 6, pinion rack 7, second pivot 8, blackboard 9, slide bar 10, lead to groove 11, driving gear 12, casing 13, handle 14, carousel 15, wheel 16, backup pad 17, first electric telescopic handle 18, threaded rod 19, second electric telescopic handle 20, blackboard eraser 21, parts such as spout 22 and third pivot 23 are universal standard or the part that technical personnel in the field know, its structure and principle all can learn through the technical manual or learn through conventional experimental approach for technical personnel in the field.
Referring to fig. 1-4, a mobile interactive teaching device comprises a base plate 1, a housing 13 is fixedly connected to the top of the base plate 1, a first electric telescopic rod 18 can be protected by arranging the housing 13, an opening matched with the first electric telescopic rod 18 is formed in the top of the housing 13, the first electric telescopic rod 18 is fixedly connected to the bottom of an inner cavity of the housing 13, the top of the first electric telescopic rod 18 penetrates through the outer side of the housing 13 and is fixedly connected with a box body 3, a mounting seat 5 is arranged on the left side of the top of the box body 3, a projector main body 6 is fixedly connected to the top of the mounting seat 5, a first rotating shaft 4 is fixedly connected to the bottom of the mounting seat 5, the bottom of the first rotating shaft 4 penetrates through the inner cavity of the box body 3 and is movably connected with the top of the inner cavity of the box body 3 through a first bearing, and the first bearing is arranged to, the right side of the bottom of the inner cavity of the box body 3 is fixedly connected with a motor 2, the output end of the motor 2 is fixedly connected with a second rotating shaft 8, the surface of the second rotating shaft 8 is fixedly sleeved with a driving gear 12, a through groove 11 is formed in the rear side of the box body 3, sliding grooves 22 are formed in the top of the inner cavity of the through groove 11 and the bottom of the inner cavity, installation and use of a sliding rod 10 can be facilitated by arranging the sliding grooves 22, a toothed plate 7 is arranged in the inner cavity of the through groove 11, sliding rods 10 are fixedly connected to two sides of the top of the toothed plate 7 and two sides of the bottom of the inner cavity of the through groove 11, the sliding rods 10 can support the toothed plate 7 by arranging the sliding rods 10, one side of the sliding rods 10, which is close to the sliding grooves 22, extends to the inner cavity of the sliding grooves 22 and is movably connected with the inner cavity of the sliding grooves, the top of the third rotating shaft 23 penetrates through the outer side of the box body 3 and is fixedly connected with the blackboard 9, threaded rods 19 are arranged on two sides of the top of the bottom plate 1, the surface of each threaded rod 19 is in threaded connection with the connecting part of the bottom plate 1, the bottom of each threaded rod 19 is movably connected with the connecting part of the supporting plate 17 through a second bearing, and the second bearing is arranged. Can be convenient for threaded rod 19's installation and use, threaded rod 19's bottom runs through to bottom plate 1's bottom and swing joint has backup pad 17, anti-skidding line has been seted up to backup pad 17's bottom, through setting up anti-skidding line, can increase the frictional force between backup pad 17 bottom and the ground, threaded rod 19's top fixedly connected with carousel 15, the left side fixedly connected with handle 14 at carousel 15 top, bottom fixedly connected with wheel 16 of bottom plate 1, the quantity of wheel 16 is four, and evenly distributed is in the four corners of bottom plate 1 bottom.
When the blackboard eraser is used, a user moves the bottom plate 1 to a proper position through the movable wheels 16, then the handle 14 is rotated to drive the rotary plate 15 to rotate, the rotary plate 15 drives the threaded rod 19 to rotate, the threaded rod 19 drives the supporting plate 17 to descend through thread transmission to support an equipment main body, then the first electric telescopic rod 18 is started, the output end of the first electric telescopic rod 18 drives the box body 3 to move to a proper height, when the projector main body 6 needs to be used, the mounting seat 5 is rotated to a proper angle to start the projector main body 6, after the front surface of the blackboard 9 is used up, the user rotates the full surface to the back surface, the motor 2 and the second electric telescopic rod 20 are started, the output end of the motor 2 drives the driving gear 12 to rotate through the second rotating shaft 8, the driving gear 12 drives the second electric telescopic rod 20 to move left and right through the meshed toothed plate, the output end of the second electric telescopic rod 20 drives the blackboard eraser 21 to move up and down to erase chalk marks on the blackboard.
In summary, the following steps: this portable interactive teaching device, through setting up bottom plate 1, motor 2, box 3, first pivot 4, mount pad 5, projecting apparatus main part 6, pinion rack 7, second pivot 8, blackboard 9, slide bar 10, lead to groove 11, driving gear 12, casing 13, handle 14, carousel 15, wheel 16, backup pad 17, first electric telescopic handle 18, threaded rod 19, second electric telescopic handle 20, blackboard eraser 21, the cooperation of spout 22 and third pivot 23 is used, it is comparatively complicated to have solved the mode of current portable interactive teaching device height-adjusting, and can't use the automatic function of wiping the blackboard of using after the blackboard, make mr still need waste time to go to wipe the blackboard at the in-process of teaching, inconvenient problem has been brought for mr's use.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a portable interactive teaching device, includes bottom plate (1), its characterized in that: the top of the bottom plate (1) is fixedly connected with a shell (13), the bottom of an inner cavity of the shell (13) is fixedly connected with a first electric telescopic rod (18), the top of the first electric telescopic rod (18) penetrates through the outer side of the shell (13) and is fixedly connected with a box body (3), the right side of the bottom of the inner cavity of the box body (3) is fixedly connected with a motor (2), the output end of the motor (2) is fixedly connected with a second rotating shaft (8), a driving gear (12) is fixedly sleeved on the surface of the second rotating shaft (8), a through groove (11) is formed in the rear side of the box body (3), sliding grooves (22) are formed in the top of the inner cavity of the through groove (11) and in the bottom of the inner cavity, a toothed plate (7) is arranged in the inner cavity of the through groove (11), sliding rods (10) are fixedly, one side of the sliding rod (10) close to the sliding groove (22) extends to the inner cavity of the sliding groove (22) and is movably connected with the inner cavity of the sliding groove (22), the left side of the rear side of the toothed plate (7) is fixedly connected with a second electric telescopic rod (20), the top of the second electric telescopic rod (20) is fixedly connected with a blackboard eraser (21), the top of the inner cavity of the box body (3) is movably connected with a third rotating shaft (23), the top of the third rotating shaft (23) penetrates through the outer side of the box body (3) and is fixedly connected with a blackboard (9), threaded rods (19) are arranged on two sides of the top of the bottom plate (1), the bottom of the threaded rods (19) penetrates through the bottom of the bottom plate (1) and is movably connected with a supporting plate (17), the top of the threaded rods (19) is fixedly connected with a turntable (15), and a handle (14, the bottom of the bottom plate (1) is fixedly connected with wheels (16).
2. A mobile interactive teaching device according to claim 1, wherein: the left side at box (3) top is provided with mount pad (5), the top fixedly connected with projecting apparatus main part (6) of mount pad (5), the first pivot (4) of bottom fixedly connected with of mount pad (5), the bottom of first pivot (4) runs through to the inner chamber of box (3) and passes through first bearing swing joint with the top of box (3) inner chamber.
3. A mobile interactive teaching device according to claim 1, wherein: the number of the wheels (16) is four, and the wheels are uniformly distributed at four corners of the bottom plate (1).
4. A mobile interactive teaching device according to claim 1, wherein: the top of the shell (13) is provided with an opening matched with the first electric telescopic rod (18) for use, and the bottom of the supporting plate (17) is provided with anti-skid grains.
5. A mobile interactive teaching device according to claim 1, wherein: the surface of the threaded rod (19) is in threaded connection with the joint of the bottom plate (1), and the joint of the bottom of the threaded rod (19) and the supporting plate (17) is movably connected through a second bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921644205.8U CN210895874U (en) | 2019-09-29 | 2019-09-29 | Movable interactive teaching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921644205.8U CN210895874U (en) | 2019-09-29 | 2019-09-29 | Movable interactive teaching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210895874U true CN210895874U (en) | 2020-06-30 |
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ID=71314350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921644205.8U Expired - Fee Related CN210895874U (en) | 2019-09-29 | 2019-09-29 | Movable interactive teaching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210895874U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112158011A (en) * | 2020-11-10 | 2021-01-01 | 陈颂康 | Blackboard self-cleaning device for teaching |
-
2019
- 2019-09-29 CN CN201921644205.8U patent/CN210895874U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112158011A (en) * | 2020-11-10 | 2021-01-01 | 陈颂康 | Blackboard self-cleaning device for teaching |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200630 Termination date: 20200929 |