CN211106583U - Teaching writing board with multimedia cabinet - Google Patents
Teaching writing board with multimedia cabinet Download PDFInfo
- Publication number
- CN211106583U CN211106583U CN201921262375.XU CN201921262375U CN211106583U CN 211106583 U CN211106583 U CN 211106583U CN 201921262375 U CN201921262375 U CN 201921262375U CN 211106583 U CN211106583 U CN 211106583U
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- CN
- China
- Prior art keywords
- multimedia cabinet
- multimedia
- writing board
- rod
- cabinet
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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.)
- Expired - Fee Related
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Abstract
The utility model belongs to the teaching equipment field, especially, take teaching board of multimedia cabinet to current teaching is with multimedia cabinet mostly does not take dust collector, and the problem that projection cloth can not adjust according to people's in service behavior, now proposes following scheme, and it includes the multimedia cabinet, the top fixed mounting of multimedia cabinet has the board, and the top fixed mounting of board has the coiling case, one side fixed mounting of multimedia cabinet has the motor, and fixed mounting has first bull stick on the output shaft of motor, and the one end of first bull stick runs through the multimedia cabinet and rotates with the multimedia cabinet to be connected, and the outside fixed cover of first bull stick is equipped with the wire winding roller that two symmetries set up, and the equal fixed mounting in both sides of wire winding roller has the baffle, and the winding has the rope on the wire winding roller. The utility model discloses simple structure, convenient to use can make the multimedia cabinet when not receiving and releasing the projection, also can clean projection cloth, does benefit to people and uses.
Description
Technical Field
The utility model relates to a teaching equipment technical field especially relates to a take teaching board of multimedia cabinet.
Background
At present, many teaching classes are different from the original common blackboard and platform, most education institutions introduce advanced multimedia equipment, and the advanced multimedia equipment increases the teaching depth of students, so that the teachers can teach the students more conveniently.
The existing multimedia cabinet for teaching mostly does not have a dust removal device, and projection cloth can not be adjusted according to the use condition of people, so that the use of people is not facilitated, and therefore a teaching writing board with the multimedia cabinet is provided.
Disclosure of Invention
The utility model aims at solving the problem that the existing multimedia cabinet for teaching mostly does not have a dust removal device, and the projection cloth can not be adjusted according to the use condition of people, and the provided teaching writing board with the multimedia cabinet.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a teaching writing board with a multimedia cabinet comprises the multimedia cabinet, wherein the top of the multimedia cabinet is fixedly provided with a writing board, the top of the writing board is fixedly provided with a winding box, one side of the multimedia cabinet is fixedly provided with a motor, an output shaft of the motor is fixedly provided with a first rotating rod, one end of the first rotating rod penetrates through the multimedia cabinet and is rotatably connected with the multimedia cabinet, the outer side of the first rotating rod is fixedly sleeved with two symmetrically arranged winding rollers, both sides of each winding roller are fixedly provided with a baffle plate, each winding roller is wound with a rope, the outer side of the first rotating rod is slidably sleeved with a movable plate, the bottom of each movable plate is fixedly provided with a positioning seat, the bottom of each positioning seat is rotatably connected with a pull rod, the bottom of each pull rod is fixedly provided with a cleaning brush, the inner wall of the winding box is rotatably connected with a second rotating rod, each second rotating rod is wound with projection cloth, and the outer side, one end of the coil-winding spring is welded with the inner wall of the coil-winding box.
Preferably, the bottom fixed mounting of projection cloth has the connecting rod, the both ends and the rope fixed connection of connecting rod, and the rope can drive the projection cloth through the connecting rod and descend.
Preferably, the rotating groove is formed in the bottom of the positioning seat, the limiting groove is formed in the inner wall of the top of the rotating groove, the limiting groove is connected with a limiting plate in a sliding mode, the limiting plate is welded with the pull rod, and the rotating state of the pull rod can be stabilized through the rotating groove.
Preferably, a sliding hole is formed in one side of the movable plate, a positioning rod is fixedly mounted on the inner wall of the bottom of the sliding hole, a thread groove is formed in the outer side of the first rotating rod and is connected with the positioning rod in a sliding mode, and the first rotating rod can drive the movable plate to move through the matching of the thread groove and the positioning rod.
Preferably, the outer side of the pull rod is fixedly provided with a gear, the inner wall of the multimedia cabinet is fixedly provided with a rack, the rack is meshed with the gear, and the rack can enable the moving pull rod to rotate through the gear.
In the utility model, the first rotating rod drives the winding roller to rotate, so that the winding roller winds the rope and the projection cloth descends;
because first bull stick passes through the effect of thread groove and locating lever for the movable plate removes, the rack is through the meshing with the gear simultaneously, makes the pull rod of removal rotate, and then makes the pull rod rotate when removing, and is more thorough to the inside cleanness of multimedia cabinet.
The utility model discloses simple structure, convenient to use can make the multimedia cabinet when not receiving and releasing the projection, also can clean projection cloth, does benefit to people and uses.
Drawings
Fig. 1 is a schematic structural view of a teaching tablet with a multimedia cabinet according to the present invention;
fig. 2 is a side view of a teaching writing board with a multimedia cabinet provided by the present invention;
fig. 3 is a schematic structural view of a part a of a teaching tablet with a multimedia cabinet according to the present invention;
fig. 4 is a schematic structural diagram of a part B of a teaching tablet with a multimedia cabinet according to the present invention.
In the figure: the multifunctional writing board comprises a multimedia cabinet 1, a writing board 2, a rolling box 3, a first rotating rod 4, a winding roller 5, a baffle 6, a moving plate 7, a motor 8, a sliding hole 9, a positioning rod 10, a positioning seat 11, a pull rod 12, a cleaning brush 13, a gear 14, a rack 15, a connecting rod 16, a rope 17, a second rotating rod 18, a coil spring 19, projection cloth 20 and a rotating groove 21.
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.
Example 1
Referring to fig. 1-4, a teaching writing board with a multimedia cabinet comprises a multimedia cabinet 1, a writing board 2 is fixedly installed on the top of the multimedia cabinet 1, a winding box 3 is fixedly installed on the top of the writing board 2, a motor 8 is fixedly installed on one side of the multimedia cabinet 1, a first rotating rod 4 is fixedly installed on an output shaft of the motor 8, one end of the first rotating rod 4 penetrates through the multimedia cabinet 1 and is rotatably connected with the multimedia cabinet 1, two symmetrically arranged winding rollers 5 are fixedly sleeved on the outer side of the first rotating rod 4, baffle plates 6 are fixedly installed on both sides of the winding rollers 5, a rope 17 is wound on the winding rollers 5, a moving plate 7 is slidably sleeved on the outer side of the first rotating rod 4, a positioning seat 11 is fixedly installed on the bottom of the moving plate 7, a pull rod 12 is rotatably connected to the bottom of the positioning seat 11, a cleaning brush 13 is fixedly installed on the bottom end of the pull rod 12, a second, the projection cloth 20 is wound on the second rotating rod 18, a coil winding spring 19 is fixedly sleeved outside the second rotating rod 18, and one end of the coil winding spring 19 is welded with the inner wall of the winding box 3.
The utility model discloses in, the bottom fixed mounting of projection cloth 20 has connecting rod 16, the both ends and the rope 17 fixed connection of connecting rod 16.
The utility model discloses in, rotation groove 21 has been seted up to the bottom of positioning seat 11, has seted up the spacing groove on the top inner wall of rotation groove 21, and sliding connection has a limiting plate in the spacing groove, and the limiting plate welds with pull rod 12 mutually.
The utility model discloses in, sliding hole 9 has been seted up to one side of movable plate 7, and fixed mounting has locating lever 10 on sliding hole 9's the bottom inner wall, and the thread groove has been seted up in the outside of first pivot pole 4, thread groove and locating lever 10 sliding connection.
The utility model discloses in, the outside fixed mounting of pull rod 12 has gear 14, and fixed mounting has rack 15 on the inner wall of multi-media cabinet 1, and rack 15 meshes with gear 14 mutually.
Example 2
Referring to fig. 1-4, a teaching writing board with a multimedia cabinet comprises a multimedia cabinet 1, a writing board 2 welded on the top of the multimedia cabinet 1, a winding box 3 welded on the top of the writing board 2, a motor 8 welded on one side of the multimedia cabinet 1, a first rotating rod 4 welded on the output shaft of the motor 8, a moving plate 7 slidably sleeved on the outer side of the first rotating rod 4 and rotatably connected with the multimedia cabinet 1, two symmetrically arranged winding rollers 5 fixedly sleeved on the outer side of the first rotating rod 4, baffle plates 6 welded on both sides of the winding rollers 5, a rope 17 wound on the winding rollers 5, a positioning seat 11 welded on the bottom of the moving plate 7, a pull rod 12 rotatably connected to the bottom of the positioning seat 11, a cleaning brush 13 welded on the bottom end of the pull rod 12, a second rotating rod 18 rotatably connected to the inner wall of the winding box 3, a projection cloth 20 wound on the second rotating rod 18, and a coil winding spring 19 is fixedly sleeved on the outer side of the second rotating rod 18, and one end of the coil winding spring 19 is welded with the inner wall of the coil winding box 3.
The utility model discloses in, the bottom welding of projection cloth 20 has connecting rod 16, and connecting rod 16's both ends and rope 17 fixed connection, rope 17 can drive projection cloth 20 through connecting rod 16 and descend.
The utility model discloses in, rotation groove 21 has been seted up to the bottom of positioning seat 11, has seted up the spacing groove on the top inner wall of rotation groove 21, and sliding connection has a limiting plate in the spacing groove, and the limiting plate welds with pull rod 12 mutually, rotates the rotation state that groove 21 can stabilize pull rod 12.
The utility model discloses in, sliding hole 9 has been seted up to one side of movable plate 7, and the welding has locating lever 10 on the bottom inner wall of sliding hole 9, and the thread groove has been seted up in the outside of first pivot pole 4, thread groove and locating lever 10 sliding connection, and first pivot pole 4 can drive movable plate 7 through the matching of thread groove and locating lever 12 and remove.
The utility model discloses in, the outside welding of pull rod 12 has gear 14, and the welding has rack 15 on the inner wall of multimedia cabinet 1, and rack 15 meshes with gear 14 mutually, and rack 15 can rotate through the pull rod 12 that gear 14 made the removal.
In the utility model, a power switch is arranged on the motor 8, the switch of the motor 8 is turned on, the output shaft of the motor 8 drives the first rotating rod 4 to rotate, the first rotating rod 4 drives the winding roller 5 to rotate, the winding roller 5 winds the rope 17, meanwhile, the baffle 6 can prevent the rope 17 from scattering, when the first rotating rod 4 rotates, the first rotating rod 4 drives the moving plate 7 to move through the action of the thread groove and the positioning rod 10, the moving plate 7 drives the positioning seat 11 to move, the positioning seat 11 drives the pull rod 12 to move, meanwhile, the rack 15 drives the pull rod 12 to rotate through the meshing with the gear 14, the rotating pull rod 12 drives the cleaning brush 13 to rotate and move, thereby cleaning the inside of the multimedia cabinet 1, when the connecting rod 16 is pulled, the connecting rod 16 drives the projection cloth 20 to move, the projection cloth 20 drives the second rotating rod 18 to rotate, the second rotating rod 18 drives the contraction of the coiling spring 19, when the connecting rod 16 is loosened, the second rotating rod 18 is rotated due to the elastic force of the coil-retracting spring 19, and the projection cloth 20 is rewound, which is beneficial for people to use.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The teaching writing board with the multimedia cabinet comprises the multimedia cabinet (1) and is characterized in that the writing board (2) is fixedly mounted at the top of the multimedia cabinet (1), a winding box (3) is fixedly mounted at the top of the writing board (2), a motor (8) is fixedly mounted at one side of the multimedia cabinet (1), a first rotating rod (4) is fixedly mounted on an output shaft of the motor (8), one end of the first rotating rod (4) penetrates through the multimedia cabinet (1) and is rotatably connected with the multimedia cabinet (1), two winding rollers (5) which are symmetrically arranged are fixedly sleeved at the outer side of the first rotating rod (4), baffles (6) are fixedly mounted at the two sides of the winding rollers (5), ropes (17) are wound on the winding rollers (5), a movable plate (7) is sleeved at the outer side of the first rotating rod (4) in a sliding manner, and a positioning seat (11) is fixedly mounted at the bottom of the movable plate (7), the bottom of positioning seat (11) is rotated and is connected with pull rod (12), and the bottom fixed mounting of pull rod (12) has cleaning brush (13), it is connected with second bull stick (18) to rotate on the inner wall of rolling up case (3), and it has projection cloth (20) to coil on second bull stick (18), and the fixed cover in the outside of second bull stick (18) is equipped with receipts coil spring (19), and the one end of receipts coil spring (19) welds mutually with the inner wall of rolling up case (3).
2. The teaching writing board with the multimedia cabinet according to claim 1, wherein the bottom of the projection cloth (20) is fixedly provided with a connecting rod (16), and two ends of the connecting rod (16) are fixedly connected with a rope (17).
3. The teaching writing board with the multimedia cabinet according to claim 1, wherein the bottom of the positioning seat (11) is provided with a rotating groove (21), the inner wall of the top of the rotating groove (21) is provided with a limiting groove, a limiting plate is slidably connected in the limiting groove, and the limiting plate is welded with the pull rod (12).
4. The teaching writing board with the multimedia cabinet according to claim 1, wherein a sliding hole (9) is formed in one side of the moving plate (7), a positioning rod (10) is fixedly mounted on the inner wall of the bottom of the sliding hole (9), a threaded groove is formed in the outer side of the first rotating rod (4), and the threaded groove is slidably connected with the positioning rod (10).
5. The teaching writing board with the multimedia cabinet according to claim 1, wherein a gear (14) is fixedly installed on the outer side of the pull rod (12), a rack (15) is fixedly installed on the inner wall of the multimedia cabinet (1), and the rack (15) is meshed with the gear (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921262375.XU CN211106583U (en) | 2019-08-06 | 2019-08-06 | Teaching writing board with multimedia cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921262375.XU CN211106583U (en) | 2019-08-06 | 2019-08-06 | Teaching writing board with multimedia cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211106583U true CN211106583U (en) | 2020-07-28 |
Family
ID=71718923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921262375.XU Expired - Fee Related CN211106583U (en) | 2019-08-06 | 2019-08-06 | Teaching writing board with multimedia cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211106583U (en) |
-
2019
- 2019-08-06 CN CN201921262375.XU patent/CN211106583U/en not_active Expired - Fee Related
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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: 20200728 Termination date: 20210806 |