CN211747750U - Special lectern of english teaching - Google Patents
Special lectern of english teaching Download PDFInfo
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- CN211747750U CN211747750U CN202020270014.6U CN202020270014U CN211747750U CN 211747750 U CN211747750 U CN 211747750U CN 202020270014 U CN202020270014 U CN 202020270014U CN 211747750 U CN211747750 U CN 211747750U
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Abstract
The utility model belongs to the technical field of the teaching aid, especially, special lectern of english teaching is all the ordinary lectern the same with student's desk to current teaching lectern, and the function is single, can only place the teaching articles for use problem commonly used on it, now proposes following scheme, and it includes the backup pad, one side of backup pad is equipped with the concave groove, rotates on the inner wall of concave groove and is connected with the platen, the bottom fixedly connected with display screen of platen, fixed mounting has two dead levers on the inner wall of concave groove, and two dead levers are located the bottom and the top of platen respectively, fixed mounting has the locating plate on the inner wall of concave groove, the through-hole has been seted up to one side of backup pad, rotates on the inner wall of through-hole and is connected with the rotor, one side fixedly connected with megaphone of. The utility model discloses simple structure, convenient to use can make the lectern functional to increase the degree of utilization to the lectern, make things convenient for people to use.
Description
Technical Field
The utility model relates to a teaching aid technical field especially relates to a special lectern of english teaching.
Background
The teacher desk is a desk specially arranged for teachers to give lessons, is mainly used for placing teaching aids such as chalks and textbooks commonly used by teachers, and is often used for demonstration teaching of students by computer display and sound amplification equipment in English teaching.
The existing teaching lectern is a common lectern the same as a student desk, is single in function, and can only be used for placing common teaching articles, so that a teacher desk special for English teaching is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problems that the prior teaching desk is a common desk which is the same as a student desk and has single function, and can only place the wind defect of the common teaching articles, and provides the special desk for English teaching.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a special lectern of english teaching, includes the backup pad, one side of backup pad is equipped with the concave groove, rotates on the inner wall of concave groove to be connected with the platen, the bottom fixedly connected with display screen of platen, fixed mounting has two dead levers on the inner wall of concave groove, and two dead levers are located the bottom and the top of platen respectively, fixed mounting has the locating plate on the inner wall of concave groove, the through-hole has been seted up to one side of backup pad, rotates on the inner wall of through-hole to be connected with the commentaries on classics board, one side fixedly connected with megaphone of commentaries on classics board, it is connected with the baffle to rotate on the bottom inner.
Preferably, the locating rods are fixedly mounted on two sides of the bedplate, arc-shaped grooves are formed in the inner walls of the two sides of the concave groove and are connected with the corresponding locating rods in a sliding mode, and the arc-shaped grooves and the locating rods can limit the bedplate.
Preferably, two constant head tanks have been seted up on one side inner wall of arc wall, and sliding connection has the toper slider in the constant head tank, and the draw-in groove has been seted up to one side of locating lever, and the draw-in groove cooperatees with the toper slider that corresponds, and the draw-in groove can be fixed the locating lever with the toper slider.
Preferably, fixed mounting has same reset spring on the top of toper slider and the top inner wall of constant head tank, and sliding connection has the wedge ejector pin on one side inner wall of constant head tank, and the locating hole has been seted up to one side of toper slider, and the wedge ejector pin cooperatees with the locating hole, and reset spring can support and reset the toper slider.
Preferably, the bottom fixed mounting who changes the board has the connecting rod, and one side of baffle rotates and is connected with the hinge bar, and the hinge bar rotates with the connecting rod to be connected, and the top fixed mounting who changes the board has the push rod, and the push rod cooperatees with the platen, and the board that changes that removes can drive the baffle through connecting rod and hinge bar and carry out the angle change.
Preferably, the sliding tray has been seted up on the top inner wall of through-hole, and sliding connection has the carriage release lever in the sliding tray, and the bottom fixed mounting of carriage release lever has the push pedal, and fixed mounting has same supporting spring on the top of carriage release lever and the top inner wall of sliding tray, and supporting spring can support the location through carriage release lever and push pedal to changeing the board.
Compared with the prior art, the utility model has the advantages of: due to the matching of the conical sliding block and the clamping groove, the conical sliding block can fix the positioning rod through the clamping groove, so that the bedplate is positioned;
because supporting spring and sliding tray's setting for supporting spring can press the location to changeing the board through carriage release lever and push pedal, thereby the convenience is to the use of megaphone and accomodate, does benefit to people and uses.
The utility model discloses simple structure, convenient to use can make the lectern functional to increase the degree of utilization to the lectern, make things convenient for people to use.
Drawings
Fig. 1 is a schematic structural view of a teacher's desk for english teaching according to the present invention;
FIG. 2 is a side view of a teacher's desk for English teaching according to the present invention;
fig. 3 is a schematic structural view of a part a of a teacher's desk for english teaching according to the present invention;
fig. 4 is the utility model provides a structural schematic diagram of part B of special lectern of english teaching.
In the figure: 1 backup pad, 2 platens, 3 dead lever, 4 display screens, 5 locating plates, 6 arc walls, 7 locating levers, 8 locating grooves, 9 toper sliders, 10 reset spring, 11 locating holes, 12 wedge ejector pins, 13 through-holes, 14 commentaries on classics boards, 15 megaphones, 16 connecting rods, 17 hinge bar, 18 baffles, 19 sliding chutes, 20 carriage bars, 21 push pedals, 22 supporting spring, 23 push rods.
Detailed Description
The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.
Example one
Referring to fig. 1-4, a special lectern of english teaching, including backup pad 1, one side of backup pad 1 is equipped with the concave groove, it is connected with platen 2 to rotate on the inner wall of concave groove, bottom fixedly connected with display screen 4 of platen 2, fixed mounting has two dead levers 3 on the inner wall of concave groove, two dead levers 3 are located the bottom and the top of platen 2 respectively, fixed mounting has locating plate 5 on the inner wall of concave groove, through-hole 13 has been seted up to one side of backup pad 1, it is connected with commentaries on classics board 14 to rotate on the inner wall of through-hole 13, one side fixedly connected with megaphone 15 of commentaries on classics board 14, it is connected with baffle 18 to rotate on the bottom inner wall of through-hole.
In this embodiment, the equal fixed mounting in 2 both sides of platen has locating lever 7, has all seted up arc wall 6 on the both sides inner wall of concave groove, arc wall 6 and the locating lever 7 sliding connection who corresponds.
In this embodiment, two constant head tanks 8 have been seted up on one side inner wall of arc wall 6, and sliding connection has toper slider 9 in the constant head tank 8, and the draw-in groove has been seted up to one side of locating lever 7, and the draw-in groove cooperatees with corresponding toper slider 9.
In this embodiment, fixed mounting has same reset spring 10 on the top of toper slider 9 and the top inner wall of constant head tank 8, and sliding connection has wedge ejector pin 12 on one side inner wall of constant head tank 8, and locating hole 11 has been seted up to one side of toper slider 9, and wedge ejector pin 12 cooperatees with locating hole 11.
In this embodiment, a connecting rod 16 is fixedly installed at the bottom of the rotating plate 14, a hinge rod 17 is rotatably connected to one side of the baffle 18, the hinge rod 17 is rotatably connected to the connecting rod 16, a push rod 23 is fixedly installed at the top of the rotating plate 14, and the push rod 23 is matched with the bedplate 2.
In this embodiment, a sliding groove 19 is formed in the inner wall of the top of the through hole 13, a moving rod 20 is slidably connected in the sliding groove 19, a push plate 21 is fixedly mounted at the bottom end of the moving rod 20, and the top end of the moving rod 20 and the inner wall of the top of the sliding groove 19 are fixedly mounted with a same supporting spring 22.
Example two
Referring to fig. 1-4, a special lectern of english teaching, including backup pad 1, one side of backup pad 1 is equipped with the concave groove, it is connected with platen 2 to rotate on the inner wall of concave groove, bottom fixedly connected with display screen 4 of platen 2, the welding has two dead levers 3 on the inner wall of concave groove, two dead levers 3 are located the bottom and the top of platen 2 respectively, the welding has locating plate 5 on the inner wall of concave groove, through-hole 13 has been seted up to one side of backup pad 1, it is connected with rotor plate 14 to rotate on the inner wall of through-hole 13, one side fixedly connected with megaphone 15 of rotor plate 14, it is connected with baffle 18 to rotate on the bottom inner wall of through-hole 13, baffle 18 rotates with.
In this embodiment, locating lever 7 has all been welded to 2 both sides of platen, has all seted up arc wall 6 on the both sides inner wall of concave groove, and arc wall 6 and the locating lever 7 sliding connection who corresponds, arc wall 6 and locating lever 7 can carry on spacingly to platen 2.
In this embodiment, two constant head tanks 8 have been seted up on one side inner wall of arc wall 6, and sliding connection has toper slider 9 in the constant head tank 8, and the draw-in groove has been seted up to one side of locating lever 7, and the draw-in groove cooperatees with the toper slider 9 that corresponds, and the draw-in groove can be fixed locating lever 7 with toper slider 9.
In this embodiment, the welding has same reset spring 10 on the top of toper slider 9 and the top inner wall of constant head tank 8, and sliding connection has wedge ejector pin 12 on one side inner wall of constant head tank 8, and locating hole 11 has been seted up to one side of toper slider 9, and wedge ejector pin 12 cooperatees with locating hole 11, and reset spring 10 can support and reset toper slider 9.
In this embodiment, the bottom welding of commentaries on classics board 14 has connecting rod 16, and one side of baffle 18 is rotated and is connected with hinge bar 17, and hinge bar 17 rotates with connecting rod 16 to be connected, and the top welding of commentaries on classics board 14 has push rod 23, and push rod 23 cooperatees with platen 2, and the commentaries on classics board 14 that removes can drive baffle 18 through connecting rod 16 and hinge bar 17 and carry out the angle change.
In this embodiment, a sliding groove 19 is formed in the top inner wall of the through hole 13, a moving rod 20 is slidably connected in the sliding groove 19, a push plate 21 is welded at the bottom end of the moving rod 20, the top end of the moving rod 20 and the top inner wall of the sliding groove 19 are welded with the same supporting spring 22, and the supporting spring 22 can support and position the rotating plate 14 through the moving rod 20 and the push plate 21.
In the embodiment, when the teacher desk is used, the bedplate 2 can be fixed through the action of the two fixing rods 3, and meanwhile, the bedplate 2 can be positioned through the matching of the clamping grooves and the tapered sliding blocks 9, so that a teacher can conveniently place textbooks, when the display screen 4 needs to be used for teaching, the tapered ejector rods 12 are pushed inwards, the tapered sliding blocks 9 are driven to move into the positioning grooves 8 under the action of the tapered ejector rods 12 and the positioning holes 11, so that the tapered sliding blocks 9 are separated from being clamped with the clamping grooves, the bedplate 2 can conveniently rotate at an angle, when the bedplate 2 rotates to a maximum angle, the clamping grooves are clamped through the other tapered sliding blocks 9, so that the angle of the display screen 4 is fixed, meanwhile, the rotating plate 2 pushes the rotating plate 14 to change the angle, the rotating plate 14 drives the baffle 18 to rotate through the connecting rods 16 and the hinged rods 17, so that the loudspeaker 15 can conveniently move out of the through hole, be convenient for people to use and the protection to megaphone 15, simultaneously when changeing board 14 and removing certain angle, supporting spring 22 can press changeing board 14 through carriage release lever 20 and push pedal 21, thereby fix a position changeing board 14, make things convenient for people to use, when need not use display screen 4, 2 antiport of platen, 2 antiport of pivoted platen simultaneously drive changeing board 14 antiport through the cooperation with push rod 23, and then drive the returning of megaphone 15, thereby protect megaphone 15, do benefit to people and use.
The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.
Claims (6)
1. The utility model provides a special lectern of english teaching, includes backup pad (1), its characterized in that, one side of backup pad (1) is equipped with the concave groove, rotates on the inner wall of concave groove to be connected with platen (2), the bottom fixedly connected with display screen (4) of platen (2), fixed mounting has two dead levers (3) on the inner wall of concave groove, and two dead levers (3) are located the bottom and the top of platen (2) respectively, fixed mounting has locating plate (5) on the inner wall of concave groove, through-hole (13) have been seted up to one side of backup pad (1), rotate on the inner wall of through-hole (13) to be connected with commentaries on classics board (14), one side fixedly connected with megaphone (15) of commentaries on classics board (14), it is connected with baffle (18) to rotate on the bottom inner wall of through-hole (13), and baffle (.
2. The teacher desk special for English teaching according to claim 1, wherein positioning rods (7) are fixedly mounted on both sides of the bedplate (2), arc-shaped grooves (6) are formed in inner walls of both sides of the concave groove, and the arc-shaped grooves (6) are slidably connected with the corresponding positioning rods (7).
3. The teacher's desk special for English teaching according to claim 2, wherein two positioning grooves (8) are formed on the inner wall of one side of the arc-shaped groove (6), a tapered sliding block (9) is slidably connected in the positioning grooves (8), and a clamping groove is formed on one side of each positioning rod (7) and is matched with the corresponding tapered sliding block (9).
4. The teacher desk special for English teaching according to claim 3, wherein the same reset spring (10) is fixedly mounted on the top of the conical sliding block (9) and the inner wall of the top of the positioning groove (8), a wedge-shaped ejector rod (12) is connected to the inner wall of one side of the positioning groove (8) in a sliding manner, a positioning hole (11) is formed in one side of the conical sliding block (9), and the wedge-shaped ejector rod (12) is matched with the positioning hole (11).
5. The teacher desk special for English teaching according to claim 1, wherein a connecting rod (16) is fixedly installed at the bottom of the rotating plate (14), a hinged rod (17) is rotatably connected to one side of the baffle (18), the hinged rod (17) is rotatably connected with the connecting rod (16), a push rod (23) is fixedly installed at the top of the rotating plate (14), and the push rod (23) is matched with the bedplate (2).
6. The teacher's desk special for English teaching according to claim 1, wherein a sliding groove (19) is formed in the top inner wall of the through hole (13), a moving rod (20) is slidably connected in the sliding groove (19), a pushing plate (21) is fixedly mounted at the bottom end of the moving rod (20), and the same supporting spring (22) is fixedly mounted at the top end of the moving rod (20) and the top inner wall of the sliding groove (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020270014.6U CN211747750U (en) | 2020-03-07 | 2020-03-07 | Special lectern of english teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020270014.6U CN211747750U (en) | 2020-03-07 | 2020-03-07 | Special lectern of english teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211747750U true CN211747750U (en) | 2020-10-27 |
Family
ID=72939705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020270014.6U Expired - Fee Related CN211747750U (en) | 2020-03-07 | 2020-03-07 | Special lectern of english teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211747750U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116326922A (en) * | 2023-03-31 | 2023-06-27 | 杭州云天软件股份有限公司 | Digital twin 3D factory interaction management system and method |
-
2020
- 2020-03-07 CN CN202020270014.6U patent/CN211747750U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116326922A (en) * | 2023-03-31 | 2023-06-27 | 杭州云天软件股份有限公司 | Digital twin 3D factory interaction management system and method |
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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: 20201027 Termination date: 20210307 |
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| CF01 | Termination of patent right due to non-payment of annual fee |