CN210416006U - Tourism management teaching board - Google Patents
Tourism management teaching board Download PDFInfo
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- CN210416006U CN210416006U CN201921297895.4U CN201921297895U CN210416006U CN 210416006 U CN210416006 U CN 210416006U CN 201921297895 U CN201921297895 U CN 201921297895U CN 210416006 U CN210416006 U CN 210416006U
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- Prior art keywords
- teaching board
- protective frame
- guide rail
- board
- rotating shaft
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- 230000001681 protective Effects 0.000 claims abstract description 38
- 239000011089 white board Substances 0.000 claims abstract description 37
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound data:image/svg+xml;base64,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 data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0nMS4wJyBlbmNvZGluZz0naXNvLTg4NTktMSc/Pgo8c3ZnIHZlcnNpb249JzEuMScgYmFzZVByb2ZpbGU9J2Z1bGwnCiAgICAgICAgICAgICAgeG1sbnM9J2h0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnJwogICAgICAgICAgICAgICAgICAgICAgeG1sbnM6cmRraXQ9J2h0dHA6Ly93d3cucmRraXQub3JnL3htbCcKICAgICAgICAgICAgICAgICAgICAgIHhtbG5zOnhsaW5rPSdodHRwOi8vd3d3LnczLm9yZy8xOTk5L3hsaW5rJwogICAgICAgICAgICAgICAgICB4bWw6c3BhY2U9J3ByZXNlcnZlJwp3aWR0aD0nODVweCcgaGVpZ2h0PSc4NXB4JyB2aWV3Qm94PScwIDAgODUgODUnPgo8IS0tIEVORCBPRiBIRUFERVIgLS0+CjxyZWN0IHN0eWxlPSdvcGFjaXR5OjEuMDtmaWxsOiNGRkZGRkY7c3Ryb2tlOm5vbmUnIHdpZHRoPSc4NS4wJyBoZWlnaHQ9Jzg1LjAnIHg9JzAuMCcgeT0nMC4wJz4gPC9yZWN0Pgo8cGF0aCBjbGFzcz0nYm9uZC0wIGF0b20tMCBhdG9tLTEnIGQ9J00gMy40LDQ3LjUgTCAzNS4xLDI5LjInIHN0eWxlPSdmaWxsOm5vbmU7ZmlsbC1ydWxlOmV2ZW5vZGQ7c3Ryb2tlOiMzQjQxNDM7c3Ryb2tlLXdpZHRoOjEuMHB4O3N0cm9rZS1saW5lY2FwOmJ1dHQ7c3Ryb2tlLWxpbmVqb2luOm1pdGVyO3N0cm9rZS1vcGFjaXR5OjEnIC8+CjxwYXRoIGNsYXNzPSdib25kLTEgYXRvbS0xIGF0b20tMicgZD0nTSAzNS4xLDI5LjIgTCA0OC4zLDM2LjgnIHN0eWxlPSdmaWxsOm5vbmU7ZmlsbC1ydWxlOmV2ZW5vZGQ7c3Ryb2tlOiMzQjQxNDM7c3Ryb2tlLXdpZHRoOjEuMHB4O3N0cm9rZS1saW5lY2FwOmJ1dHQ7c3Ryb2tlLWxpbmVqb2luOm1pdGVyO3N0cm9rZS1vcGFjaXR5OjEnIC8+CjxwYXRoIGNsYXNzPSdib25kLTEgYXRvbS0xIGF0b20tMicgZD0nTSA0OC4zLDM2LjggTCA2MS41LDQ0LjQnIHN0eWxlPSdmaWxsOm5vbmU7ZmlsbC1ydWxlOmV2ZW5vZGQ7c3Ryb2tlOiNFODQyMzU7c3Ryb2tlLXdpZHRoOjEuMHB4O3N0cm9rZS1saW5lY2FwOmJ1dHQ7c3Ryb2tlLWxpbmVqb2luOm1pdGVyO3N0cm9rZS1vcGFjaXR5OjEnIC8+Cjx0ZXh0IHg9JzYyLjQnIHk9JzU0LjgnIGNsYXNzPSdhdG9tLTInIHN0eWxlPSdmb250LXNpemU6MTRweDtmb250LXN0eWxlOm5vcm1hbDtmb250LXdlaWdodDpub3JtYWw7ZmlsbC1vcGFjaXR5OjE7c3Ryb2tlOm5vbmU7Zm9udC1mYW1pbHk6c2Fucy1zZXJpZjt0ZXh0LWFuY2hvcjpzdGFydDtmaWxsOiNFODQyMzUnID5PPC90ZXh0Pgo8dGV4dCB4PSc3Mi41JyB5PSc1NC44JyBjbGFzcz0nYXRvbS0yJyBzdHlsZT0nZm9udC1zaXplOjE0cHg7Zm9udC1zdHlsZTpub3JtYWw7Zm9udC13ZWlnaHQ6bm9ybWFsO2ZpbGwtb3BhY2l0eToxO3N0cm9rZTpub25lO2ZvbnQtZmFtaWx5OnNhbnMtc2VyaWY7dGV4dC1hbmNob3I6c3RhcnQ7ZmlsbDojRTg0MjM1JyA+SDwvdGV4dD4KPC9zdmc+Cg== CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 25
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- 239000000428 dust Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
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Abstract
The utility model discloses a tourism management teaching board, the bottom of two supporting posts is provided with a moving piece, a rotating hole is arranged on each of the two supporting posts, both ends of a rotating shaft are inserted into the rotating holes and the rotating shaft is rotationally connected with the rotating holes, the middle part of the rotating shaft is fixedly connected with the teaching board, the front and the rear sides of the teaching board are embedded with white boards, the rear side of the supporting posts is also provided with a protective frame which is in a rectangular structure and is arranged inside the protective frame, the teaching board is arranged inside the protective frame, the inside of the protective frame is provided with an electric guide rail, the movable end of the electric guide rail is fixedly connected with an electric telescopic rod, the movable end of the electric telescopic rod is fixedly connected with a white board eraser, the electric guide rail drives the white board eraser to move back and forth on the white board, the outer top of the protective frame is provided with an alcohol bottle, the bottom of the alcohol bottle, the water outlet of the spray head faces the white board. The utility model discloses make the handwriting more easily got rid of.
Description
Technical Field
The utility model relates to a teaching board specifically is a tourism management teaching board.
Background
Tourism management is a new emerging subject that has emerged along with economic development, and the first class subject under the management science parallels with the business administration, has huge development space and development potential, along with the globalization of international economy, the tourism industry is more prosperous, consequently the management requirement to tourism also improves thereupon, the school of seting up the tourism management specialty is also many now, also has certain requirement to professional ability and quality, it is known that, tourism management teaching class has played crucial effect to the teaching, be the important teaching aid of tourism management, the form of present tourism management teaching board is more fixed to utilize the chalk to carry out the blackboard writing, make mr receive dust pollution easily.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the defects of the prior art, the tourism management teaching board is provided, and the problems that the form of the existing tourism management teaching board is fixed, and the teacher is easily polluted by dust when writing on the board by using chalk are solved.
(II) technical scheme
The utility model discloses a following technical scheme realizes: a tourism management teaching board comprises a teaching board body, wherein the teaching board body comprises two supporting stand columns, a teaching board and a rotating shaft, moving parts are arranged at the bottoms of the two supporting stand columns, a rotating hole is formed in each of the two supporting stand columns, the two ends of the rotating shaft are inserted into the rotating holes, the rotating shaft is rotatably connected with the rotating holes, the teaching board is fixedly connected to the middle of the rotating shaft, white boards are embedded in the front and rear sides of the teaching board, a protective frame is further arranged on the rear side of each supporting stand column, the protective frame is of a rectangular structure and is arranged inside the protective frame, the teaching board is arranged inside the protective frame, an electric guide rail is arranged inside the protective frame, an electric telescopic rod is fixedly connected to the movable end of the electric guide rail, the movable end of the electric telescopic rod is fixedly connected to a white board eraser, the electric guide rail drives the white board eraser to move back and forth on the white board, an alcohol bottle is arranged at the outer top of the protection frame, the bottom of the alcohol bottle is communicated with a liquid outlet pipeline, the end part of the liquid outlet pipeline is connected with a spray head, and a water outlet of the spray head faces the white board.
Preferably, the moving member includes a moving base, the bottoms of the two supporting columns are fixed on the moving base, the bottom of the moving base is rotatably connected with a plurality of universal rollers, and the surfaces of the universal rollers are wrapped with anti-slip pads.
Preferably, one side of protective frame is equipped with the power cord, the power cord does electric guide rail and electric telescopic handle power supply, protective frame's surface is equipped with control switch, control switch with electric guide rail and electric telescopic handle and shower nozzle electric connection.
Preferably, the protective frame is provided with a flume, the flume is arranged below the teaching board, the middle of the flume is provided with a waste liquid hole, and the bottom of the moving part is provided with a liquid accumulation cylinder.
Preferably, an inclined structure is formed between the edge of the waste liquid hole and the two side edges of the launder.
Preferably, the top of the alcohol bottle is engaged with a sealing cover through threads, the alcohol bottle is made of transparent glass materials, supporting plates are arranged on two sides of the bottom of the protective frame respectively, and the bottom of each supporting plate is fixed on the moving member.
(III) advantageous effects
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model is provided with two supporting columns, the bottom of the two supporting columns is provided with a moving part which is convenient for moving to a designated place, a teaching board is connected between the two supporting columns through a rotating shaft in a rotating way, a white board is embedded on the teaching board and can be used for writing by using an oil pen, thus avoiding the use of chalk dust and avoiding dust pollution for teachers, the rear sides of the two supporting columns are provided with a protective frame, the protective frame is internally provided with an electric guide rail and an electric telescopic rod, when the teachers write normally, the electric telescopic rod is used for abutting the white board eraser on the white board, thus the teaching board can not shake up and down, the white board on one side is written, at the moment, the electric telescopic rod can be contracted through a control switch, then the teaching board is manually rotated to complete face changing, the electric guide rail in the protective frame drives the white board eraser to move back and forth, then the oily handwriting on the white board is erased, alcohol is filled in the alcohol bottle at the top of the protective frame, and the alcohol is sprayed to the white board through the spray head, so that the handwriting is easier to remove.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of the first embodiment;
FIG. 2 is a schematic structural view of the second embodiment;
FIG. 3 is a schematic structural view of a protection frame according to the second embodiment;
fig. 4 is a side view of the second embodiment.
In the figure: 1. supporting the upright post; 2. a teaching board; 3. a rotating shaft; 4. a protective frame; 5. an electric rail; 6. an electric telescopic rod; 7. white board eraser; 8. a white board; 9. an alcohol bottle; 10. a liquid outlet pipeline; 11. a spray head; 12. moving the base; 13. a universal roller; 14. a power line; 15. a control switch; 16. a launder; 17. a waste liquid hole; 18. a liquid accumulation cylinder; 19. a support plate; 20. and (7) sealing the cover.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1, the tourism management teaching board comprises a teaching board body, wherein the teaching board body comprises two supporting columns 1, a teaching board 2 and a rotating shaft 3, moving members are arranged at the bottoms of the two supporting columns 1, a rotating hole is formed in each of the two supporting columns 1, two ends of the rotating shaft 3 are inserted into the rotating holes, the rotating shaft 3 is rotatably connected with the rotating holes, the teaching board 2 is fixedly connected to the middle of the rotating shaft 3, white boards 8 are embedded in the front and rear sides of the teaching board 2, a protective frame 4 is further arranged on the rear side of each supporting column 1, the protective frame 4 is of a rectangular structure, the teaching board 2 is arranged inside the protective frame 4, an electric guide rail 5 is arranged inside the protective frame 4, an electric telescopic rod 6 is fixedly connected to the movable end of the electric guide rail 5, and the movable end of the electric telescopic rod 6 is fixedly connected to a white board eraser 7, the electric guide rail 5 drives the whiteboard eraser 7 to move back and forth on the whiteboard 8, an alcohol bottle 9 is arranged at the outer top of the protective frame 4, the bottom of the alcohol bottle 9 is communicated with a liquid outlet pipeline 10, a nozzle 11 is connected to the end of the liquid outlet pipeline 10, and a water outlet of the nozzle 11 faces the whiteboard 8.
In this embodiment, the moving member includes a moving base 12, the bottoms of the two supporting columns 1 are fixed on the moving base 12, the bottom of the moving base 12 is rotatably connected with a plurality of universal rollers 13, and the surface of each universal roller 13 is wrapped with a non-slip mat. Facilitating its movement to a specified location.
In this embodiment, one side of protection frame 4 is equipped with power cord 14, power cord 14 does electric guide rail 5 and electric telescopic handle 6 power supply, protection frame 4's surface is equipped with control switch 15, control switch 15 with electric guide rail 5 and electric telescopic handle 6 and shower nozzle 11 electric connection do electric guide rail 5 and electric telescopic handle 6 and shower nozzle 11 power supply.
In this embodiment, the top of the alcohol bottle 9 is engaged with a sealing cover 20 through a thread, the alcohol bottle 9 is made of a transparent glass material, two sides of the bottom of the protection frame 4 are respectively provided with a supporting plate 19, and the bottom of the supporting plate 19 is fixed on the moving member. The function of the support plate 19 is to support the protection frame 4 in order to prevent the entire device from toppling over. The sealing cap 20 is opened, and alcohol can be added by itself.
Example two:
a travel management teaching board as shown in fig. 1 to 4 is different from the first embodiment in that: the protective frame 4 is provided with a water flowing groove 16, the water flowing groove 16 is arranged below the teaching board 2, the middle of the water flowing groove 16 is provided with a waste liquid hole 17, and the bottom of the moving part is provided with a liquid accumulating cylinder 18. Excessive alcohol sprayed by the spray head 11 flows downwards along the teaching board 2, the water flowing groove 16 is used for receiving alcohol solution, and the liquid accumulating cylinder 18 is used for collecting waste liquid, so that environmental pollution caused by excessive liquid is avoided.
In this embodiment, the edges of the waste liquid holes 17 and the two side edges of the launder 16 are inclined. Facilitating the flow of alcohol.
In fig. 1-4, the utility model is provided with two supporting columns 1, the bottom of the two supporting columns 1 is provided with a moving member, the moving member is convenient for moving to a designated place, a teaching board 2 is rotatably connected between the two supporting columns 1 through a rotating shaft 3, a white board 8 is inlaid on the teaching board 2, the white board 8 can be used for writing thereon by using an oil pen, thereby avoiding the use of chalk dust and avoiding the teacher from being polluted by dust, the rear sides of the two supporting columns 1 are provided with a protective frame 4, the protective frame 4 is internally provided with an electric guide rail 5 and an electric telescopic rod 6, when the teacher writes normally, the electric telescopic rod 6 is used for abutting the white board eraser 7 on the white board 8, thus the teaching board 2 can not shake up and down, the writing is finished on the white board 8 on one side, at this time, the electric telescopic rod 6 can be contracted through a control switch 15, then the teaching board 2 is rotated manually to complete the surface changing of the teaching board, the electric guide rail 5 in the protective frame 4 drives the white board eraser 7 to move back and forth, then the oily handwriting on the white board 8 is erased, the alcohol bottle 9 at the top of the protective frame 4 is filled with alcohol, and the alcohol is sprayed to the white board 8 through the spray head 11, so that the handwriting is removed more easily.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (6)
1. The utility model provides a tourism management teaching board which characterized in that: comprises a teaching board body, wherein the teaching board body comprises two supporting columns (1), a teaching board (2) and a rotating shaft (3), moving parts are arranged at the bottoms of the two supporting columns (1), a rotating hole is formed in each of the two supporting columns (1), the two ends of the rotating shaft (3) are inserted into the rotating hole, the rotating shaft (3) is rotatably connected with the rotating hole, the middle part of the rotating shaft (3) is fixedly connected with the teaching board (2), white boards (8) are inlaid in the front side and the rear side of the teaching board (2), a protective frame (4) is further arranged on the rear side of each supporting column (1), the protective frame (4) is of a rectangular structure, the teaching board (2) is arranged in the protective frame (4), an electric guide rail (5) is arranged in the protective frame (4), and an electric telescopic rod (6) is fixedly connected with the movable end of the electric guide rail (5), the movable end fixed connection of electric telescopic handle (6) is whiteboard eraser (7), electric guide rail (5) drive whiteboard eraser (7) is in round trip movement on whiteboard (8), and the outer top of protective frame (4) is equipped with an alcohol bottle (9), the bottom intercommunication of alcohol bottle (9) has out liquid pipeline (10), the end connection of going out liquid pipeline (10) has shower nozzle (11), the delivery port orientation of shower nozzle (11) whiteboard (8).
2. The travel management teaching board of claim 1 wherein: the moving part comprises a moving base (12), the bottoms of the two supporting upright columns (1) are fixed on the moving base (12), the bottom of the moving base (12) is rotatably connected with a plurality of universal rollers (13), and the surface of each universal roller (13) is wrapped with a non-slip mat.
3. The travel management teaching board of claim 1 wherein: one side of protective frame (4) is equipped with power cord (14), power cord (14) do electric guide rail (5) and electric telescopic handle (6) power supply, the surface of protective frame (4) is equipped with control switch (15), control switch (15) with electric guide rail (5) and electric telescopic handle (6) and shower nozzle (11) electric connection.
4. The travel management teaching board of claim 1 wherein: the protective frame (4) is provided with a water flowing groove (16), the water flowing groove (16) is arranged below the teaching board (2), the middle of the water flowing groove (16) is provided with a waste liquid hole (17), and the bottom of the moving part is provided with a liquid accumulating cylinder (18).
5. The travel management teaching board of claim 4 wherein: the edge of the waste liquid hole (17) and the two side edges of the launder (16) are in an inclined structure.
6. The travel management teaching board of claim 1 wherein: the top of the alcohol bottle (9) is engaged with a sealing cover (20) through threads, the alcohol bottle (9) is made of transparent glass materials, supporting plates (19) are arranged on two sides of the bottom of the protective frame (4) respectively, and the bottom of each supporting plate (19) is fixed on the moving piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921297895.4U CN210416006U (en) | 2019-08-12 | 2019-08-12 | Tourism management teaching board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921297895.4U CN210416006U (en) | 2019-08-12 | 2019-08-12 | Tourism management teaching board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210416006U true CN210416006U (en) | 2020-04-28 |
Family
ID=70385789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921297895.4U Active CN210416006U (en) | 2019-08-12 | 2019-08-12 | Tourism management teaching board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210416006U (en) |
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2019
- 2019-08-12 CN CN201921297895.4U patent/CN210416006U/en active Active
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