CN204791616U - Multimedia teaching equipment that teaching was used - Google Patents
Multimedia teaching equipment that teaching was used Download PDFInfo
- Publication number
- CN204791616U CN204791616U CN201520473347.8U CN201520473347U CN204791616U CN 204791616 U CN204791616 U CN 204791616U CN 201520473347 U CN201520473347 U CN 201520473347U CN 204791616 U CN204791616 U CN 204791616U
- Authority
- CN
- China
- Prior art keywords
- pipe
- hinged
- base
- groove
- column
- Prior art date
- 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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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model provides a multimedia teaching equipment that teaching was used, includes the base, the upper surface of base is equipped with the stand, the avris of stand is equipped with two horizontal poles, and the cover has the sleeve pipe on two horizontal poles, and two cuffs pipe is connected through the pole setting, the limit portion of pole setting is equipped with the recess, be equipped with the magnet strip in the recess no. One, be equipped with the roller between two horizontal poles, still include the projection curtain, the one end and the roller of projection curtain are connected, the other end of projection curtain is equipped with no. Two magnet strips with a magnet strip matched with, the top of stand articulates through a pivot has the telescopic support arm, the end of support arm is equipped with the gallows, be equipped with the projector on the gallows, the utility model discloses simple structure, use can reduce teacher's intensity of labour in a flexible way, improve student's interest in learning, and overhaul change original paper convenience.
Description
Technical field
The utility model relates to a kind of multimedia teaching facility used of imparting knowledge to students.
Background technology
The projector great majority that present teaching uses are for being hung in ceiling, utilize telepilot to control, it installs complex circuit, debugging effort, change original paper also very inconvenience, projector curtain mostly is to be fixed on the wall, and the limited area of classroom wall, affect curtain and blackboard hangs simultaneously, bring inconvenience to projection teaching.
Summary of the invention
The purpose of this utility model is for above-mentioned deficiency, provides a kind of multimedia teaching facility used of imparting knowledge to students.
Described object is achieved by the following scheme: a kind of multimedia teaching facility used of imparting knowledge to students, comprise base, the upper surface of described base is provided with column, the avris of described column is provided with two cross bars, on two cross bars, cover has sleeve pipe, two sleeve pipes are connected by vertical rod, the edge of described vertical rod is provided with groove, a magnet strip is provided with in described groove, roll shaft is provided with between two cross bars, also comprise projection screen, one end of described projection screen is connected with roll shaft, the other end of described projection screen is provided with No. two magnet strips matched with a magnet strip, the top of described column is hinged with telescopic support arm by a rotating shaft, the termination of described support arm is provided with suspension bracket, described suspension bracket is provided with projector, another avris of described column is by the hinged board of axle, the rear surface edge of described board is provided with screw rod, described screw rod is provided with threaded line pipe, the termination of described threaded line pipe is provided with adjustable plate, the tube wall of described threaded line pipe is provided with handle, the upper surface of described base is provided with blind hole, expansion link is provided with in described blind hole, the top of described expansion link is hinged with pole by universal shaft, the termination of described pole is provided with microphone clip, described microphone clip is provided with microphone.The bottom of described base is provided with twice groove, two ends in described groove are hinged with sway brace by No. three rotating shafts, the lower end of described sway brace is provided with runner, the corresponding position of two sway braces is provided with No. two rotating shafts, also comprise pipe box, be provided with cylindrical spring in described pipe box, the two ends of described cylindrical spring are connected with No. two rotating shafts by support bar.
The described sleeve pipe position corresponding with cross bar is provided with pin-and-hole, is provided with pin in described pin-and-hole.
The utility model has the following advantages: the utility model structure is simple, use is flexible, can reduce the labour intensity of teacher, improves the learning interest of student, and examine and replace original paper is convenient.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the syndeton schematic diagram of screw rod and threaded line pipe.
Wherein, 1-base, 2-column, 3-cross bar, 4-sleeve pipe, 4-1 pin-and-hole, 4-2 pin, 5-vertical rod, 6-magnet strip, 7-roll shaft, 8-curtain, 9-No. bis-magnet strips, 10-rotating shaft, 11-support arm, 12-suspension bracket, 13-projector, 14-axle, 15-board, 16-screw rod, 17-threaded line pipe, 18-adjustable plate, 19-handle.31-expansion link, 32-universal shaft, 33-pole, 34-microphone.35-groove, 36-sway brace, 37-runner, 38-No. bis-rotating shafts, 39-pipe box, 40-cylindrical spring, 41-support bar.
Embodiment
The utility model is elaborated preferred embodiment below in conjunction with accompanying drawing.
A kind of multimedia teaching facility used of imparting knowledge to students, comprise base 1, the upper surface of described base 1 is provided with column 2, the avris of described column 2 is provided with two cross bars 3, on two cross bars 3, cover has sleeve pipe 4, two sleeve pipes 4 are connected by vertical rod 5, the edge of described vertical rod 5 is provided with groove, a magnet strip 6 is provided with in described groove, roll shaft 7 is provided with between two cross bars 3, also comprise projection screen 8, one end of described projection screen 8 is connected with roll shaft 7, the other end of described projection screen 8 is provided with No. two magnet strips 9 matched with a magnet strip 6, the top of described column 2 is hinged with telescopic support arm 11 by a rotating shaft 10, the termination of described support arm 11 is provided with suspension bracket 12, described suspension bracket 12 is provided with projector 13, another avris of described column 2 is by the hinged board 15 of axle 14, the rear surface edge of described board 15 is provided with screw rod 16, described screw rod 16 is provided with threaded line pipe 17, the termination of described threaded line pipe 17 is provided with adjustable plate 18, the tube wall of described threaded line pipe 17 is provided with handle 19, the upper surface of described base 1 is provided with blind hole, expansion link 31 is provided with in described blind hole, the top of described expansion link 31 is hinged with pole 33 by universal shaft 32, the termination of described pole 33 is provided with microphone clip, described microphone clip is provided with microphone 34, the bottom of described base 1 is provided with twice groove 35, two ends in described groove 35 are hinged with sway brace by No. three rotating shafts, the lower end of described sway brace 36 is provided with runner 37, the corresponding position of two sway braces 36 is provided with No. two rotating shafts 38, also comprise pipe box 39, cylindrical spring 40 is provided with in described pipe box 39, the two ends of described cylindrical spring 40 are connected with No. two rotating shafts 38 by support bar 41.Described sleeve pipe 4 position corresponding with cross bar 3 is provided with pin-and-hole 4-1, is provided with pin 4-2 in described pin-and-hole 4-1.
Sleeve pipe 4 is enclosed within cross bar 3, and pin 4-2 is inserted in pin-and-hole 4-1, after fixing to sleeve pipe 4 and cross bar 3, pull one end of curtain 8, by the rotation of roll shaft 7, No. two magnet strips 9 and a magnet strip 6 bond, curtain 8 is fixed, by the rotation of a rotating shaft 10, projector 13 is arranged on the front of curtain 8, for teaching, after use, sleeve pipe 4 will be promoted, cross bar 3 is arranged in sleeve pipe 4 completely, conveniently deposits, save space.
Swing handle 19, length is regulated by the rotation of threaded line pipe 17 on screw rod 16, adjustable plate 18 and body of wall are fitted, board 15 is supported, avoid the inclination of board 15 and rock bringing inconvenience to writing, by axle 14, the curtain 8 of board 15 with opposite side is merged with rear, conveniently deposit.
Expansion link 31 is pulled out in blind hole, is regulated the angle of the microphone 34 on pole 33 by universal shaft 32, facilitate the use of teacher in different positions to microphone 34.Use rear telescopic rod 31 to retract in blind hole, pole 33 is merged by universal shaft 32 and base 1, saves the interior space.
Two sway braces 36 are pulled out in groove 35 by No. three rotating shafts, and by the elastic force of cylindrical spring 40, support bar 41 pairs of sway braces 36 are supported, avoid the inclination of sway brace 36, runner 37 cannot promote.With rear, by the rotation of No. two rotating shafts 38, sway brace 36, runner 37 and support bar 41 be together arranged in groove 35, the stability of base 1 can not be delayed.Easy to use.
Present embodiment does not just limit its protection domain to the exemplary illustrated of this patent; those skilled in the art can also carry out local to it and change; as long as no the Spirit Essence exceeding this patent, be all considered as the equivalent replacement to this patent, all at the protection domain of this patent.
Claims (2)
1. the multimedia teaching facility used of imparting knowledge to students, comprise base (1), it is characterized in that: the upper surface of described base (1) is provided with column (2), the avris of described column (2) is provided with two cross bars (3), two upper covers of cross bar (3) have sleeve pipe (4), two sleeve pipes (4) are connected by vertical rod (5), the edge of described vertical rod (5) is provided with groove, a magnet strip (6) is provided with in described groove, roll shaft (7) is provided with between two cross bars (3), also comprise projection screen (8), one end of described projection screen (8) is connected with roll shaft (7), the other end of described projection screen (8) is provided with No. two magnet strips (9) matched with a magnet strip (6), the top of described column (2) is hinged with telescopic support arm (11) by a rotating shaft (10), the termination of described support arm (11) is provided with suspension bracket (12), described suspension bracket (12) is provided with projector (13), another avris of described column (2) is by axle (14) hinged board (15), the rear surface edge of described board (15) is provided with screw rod (16), described screw rod (16) is provided with threaded line pipe (17), the termination of described threaded line pipe (17) is provided with adjustable plate (18), the tube wall of described threaded line pipe (17) is provided with handle (19), the upper surface of described base (1) is provided with blind hole, expansion link (31) is provided with in described blind hole, the top of described expansion link (31) is hinged with pole (33) by universal shaft (32), the termination of described pole (33) is provided with microphone clip, described microphone clip is provided with microphone (34), the bottom of described base (1) is provided with twice groove (35), two ends in described groove (35) are hinged with sway brace (36) by No. three rotating shafts, the lower end of described sway brace (36) is provided with runner (37), the position that two sway braces (36) are corresponding is provided with No. two rotating shafts (38), also comprise pipe box (39), cylindrical spring (40) is provided with in described pipe box (39), the two ends of described cylindrical spring (40) are connected with No. two rotating shafts (38) by support bar (41).
2. the multimedia teaching facility that uses of teaching according to claim 1, is characterized in that: described sleeve pipe (4) position corresponding with cross bar (3) is provided with pin-and-hole (4-1), is provided with pin (4-2) in described pin-and-hole (4-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520473347.8U CN204791616U (en) | 2015-07-04 | 2015-07-04 | Multimedia teaching equipment that teaching was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520473347.8U CN204791616U (en) | 2015-07-04 | 2015-07-04 | Multimedia teaching equipment that teaching was used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204791616U true CN204791616U (en) | 2015-11-18 |
Family
ID=54531619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520473347.8U Expired - Fee Related CN204791616U (en) | 2015-07-04 | 2015-07-04 | Multimedia teaching equipment that teaching was used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204791616U (en) |
-
2015
- 2015-07-04 CN CN201520473347.8U patent/CN204791616U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20170704 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |