CN207115807U - English teaching secondary presentation device - Google Patents
English teaching secondary presentation device Download PDFInfo
- Publication number
- CN207115807U CN207115807U CN201720680756.4U CN201720680756U CN207115807U CN 207115807 U CN207115807 U CN 207115807U CN 201720680756 U CN201720680756 U CN 201720680756U CN 207115807 U CN207115807 U CN 207115807U
- Authority
- CN
- China
- Prior art keywords
- support frame
- demonstration board
- english teaching
- lifting platform
- keyhole
- 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 discloses English teaching secondary presentation device, including demonstration, lifting platform and read aloud device, the demonstration board upper end-face edge is provided with fluorescent tube and power outlet, and demonstration board edges at two ends is provided with the clip that can fix lecture notes, and demonstration board lower edge is provided with material storage groove;Lifting platform upper end is movably connected with demonstration board, lower end by fulcrum bearing and chassis supports on the ground, lifting platform includes some by being hinged and can mutually stretch the support frame increased with mutually embedded folding, support frame as described above includes spaced two pieces of supporting plates, keyhole is arranged at intervals with support frame, by setting hinge in the keyhole on different support frames, being provided between adjacent supports frame can make the support grillage of expansion be in relatively-stationary gag lever post, the utility model is compact-sized, it is easily manufactured, using simple, pushing belt and storage are convenient, both applicable interior, also applicable outdoor, with English teaching flexibility, it is particularly suitable for the secondary presentation frame of college English Teaching.
Description
Technical field
Instructional device is the utility model is related to, more particularly, to a kind of English teaching secondary presentation device.
Background technology
English teaching has its particularity, the practicality of special college English curriculum more English, emphasis be focus on
The interaction teaching of student.There is current college English teaching method modularization, the content of courses to set in advance, mostly
Taught by multimedia, can not modify and supplement in giving lessons, not vividly, lack interest, student, which listens to the teacher, to be not easy
Understand, it is impossible to carry out class solution, be also not easy to remember and exchange, made troubles to teaching, effect of giving lessons is bad.
Utility model content
The problem of in the presence of above-mentioned English teaching in the prior art, the utility model provide a kind of simple real
With both applicable interiors, also applicable outdoor, has English teaching flexibility, be particularly suitable for the auxiliary of college English Teaching
Supporting role's showing device.
The technical problems to be solved in the utility model is adopted the technical scheme that:The English teaching secondary presentation device
Including demonstration board, lifting platform and device is read aloud, the demonstration board upper end-face edge is provided with fluorescent tube and power outlet, demonstration board length and width
The ratio between be 3:2~5:3, demonstration board left and right ends edge is provided with the clip that can fix lecture notes, and demonstration board lower edge is provided with
Material storage groove;The lifting platform upper end and demonstration board are movably connected, lower end by fulcrum bearing and chassis supports on the ground, the liter
Drop platform includes some by being hinged and can mutually stretch the support frame for increasing and mutually folding insertion, between support frame as described above includes
Every being arranged at intervals with keyhole in two pieces of supporting plates of setting, support frame, hinge is set in the keyhole on different support frames, in phase
Being provided between adjacent support frame can make the support frame of expansion be in relatively-stationary gag lever post, support frame as described above from top to bottom its grow
Degree and width are less than the length and width of adjacent supports frame inner chamber.
Support frame as described above can use plastics, solid wood or light-weight metal(Alloy)It is made, the demonstration board bakelite plate, plastic-aluminum
Plate, stainless steel plate or aluminium alloy plate are made.The demonstration board appearance and size is preferably 1000 × 600 millimeters, and full-size is
1200 × 800 millimeters.
The utility model is in use, first according to the height of demonstration board setting, from most short support frame(From top to bottom)Start
Firmly support frame is deployed in advance to be stretched to the height of setting similar in position, will then from corresponding gag lever post and bearing pin
Bearing pin is inserted in suitable keyhole, then puts gag lever post, will be drilled by crane fixed bottom boundary, then with trip bolt and contiguous block
Show that plate is fixed on crane, switch on power and read aloud device, in carrying out indoor multi-media teaching and giving lessons, academics and students can be with
By modifying, supplementing, explanation and illustration to lecture contents on demonstration board, lecture contents are made to readily appreciate and remember by interaction
Recall, it is lively understandable, be advantageous to improve teaching level achievement, improve the warfighting capabilities of Oral English Practice.Also can be by interest group, good
The modes such as friendly group, English corner are in outdoor by speech, and the mode such as reply and question and answer carries out English exchange study, so as to be advantageous to carry
The enthusiasm and English level of high student.Gag lever post and bearing pin are removed after having used, trip bolt is unclamped, support frame is mutually rolled over
Overlapping is hidden, and is uniformly placed in standby chest.
The utility model is compact-sized, easily manufactured, using simple, carry and storage is convenient, both applicable interior, also might be used
Outdoor is applicable, there is English teaching flexibility, be particularly suitable for a kind of secondary presentation device of college English Teaching.
Brief description of the drawings
Fig. 1 is configuration state figure when the utility model uses,
Fig. 2 is Fig. 1 A-A cross section structure diagrams,
Fig. 3 is Fig. 1 B-B cross section structure diagrams,
Fig. 4 is Fig. 1 C-C cross section structure diagrams.
In figure, 1, demonstration board 2, contiguous block 3, end hinge 4a, the 4b of axle sleeve I, shaft sleeve II 4c, axle sleeve III
5th, gag lever post I 6, gag lever post II 7, bearing pin 8, gag lever post III 9, material storage groove 10, support frame IV 11, spring clip
12nd, support frame III 13, the 14a of support frame II, the 14b of hinge I, the 14c of hinge II, the 14d of hinge III, hinge IV 15,
Support frame I 16, grafting axle 17, trip bolt 18, chassis 19, fluorescent tube 20, power outlet 21, gag lever post IV
22nd, keyhole 23, fulcrum bearing 24, read aloud device.
Embodiment
In Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the English teaching secondary presentation device includes demonstration board 1, crane and read aloud
Device 24, demonstration board length with it is the ratio between wide be 3:2~5:3, demonstration board full-size is 1300 × 800 millimeters, the demonstration board upper end
Edge is provided with fluorescent tube 19 and power outlet 20, and being electrically connected by using electric wire with city can make socket powered, read aloud device 24 and be arranged on
Demonstration board lower end, the plug for reading aloud device can be inserted into socket, and demonstration board left and right ends edge is provided with the spring that can fix lecture notes
Clip 11, demonstration board lower edge are provided with material storage groove 9, the small-sized teaching aid such as paintbrush, ruler can be placed in material storage groove;It is described
Crane includes grafting axle 16, support frame, and grafting axle upper end is movably connected with contiguous block 2, contiguous block by trip bolt 17 and
Demonstration board is connected, and grafting axle lower end is connected by end hinge 3 with superposed support frame I 15, and crane lower end passes through
Fulcrum bearing 23 and chassis 18 support on the ground, and support frame as described above includes support frame I 15, support frame II 13, the and of support frame III 12
Support frame IV 10, support frame as described above can mutually stretch growth and can mutually be embedded in folding by be hinged, every support frame by
Every two pieces of supporting plates and hinge, axle sleeve composition, support frame as described above I 15 and the one end of support frame II 13 14a of hinge I and axle sleeve I
4a is connected, and the other end of support frame II 13 is connected with the one end of support frame III 12 with the 14b of hinge II and shaft sleeve II 4b;Support frame III 12 is another
One end is connected with the one end of support frame IV 10 with the 14c of hinge III and the 4c of axle sleeve III;The other end of support frame IV 10 14d of hinge IV and axle
Cover IV 4d(Do not marked in figure)It is connected with one end of support frame I 15 positioned at bottom, the other end of support frame I 15 positioned at bottom passes through
End hinge 3 is connected with fulcrum bearing, and three keyholes 22 are arranged at intervals with support frame as described above(Gag lever post point third gear is adjusted), all
During selected the superiors' keyhole, support frame is in highest order state, and all during selected orlop keyhole, support frame is in lowest order shape
State, by setting bearing pin 7 in the keyhole on different support frames, the support frame that can make expansion is provided between adjacent supports frame
In relatively-stationary gag lever post, the gag lever post is pipe or pole, it includes and support frame I 15, support frame II 13, support
Frame III 12 and support frame IV 10 distinguish corresponding gag lever post I 5, gag lever post II 6, gag lever post III 8 and gag lever post IV 21, the branch
Support its length and width from top to bottom(The length and width full-size of support frame profile)Less than adjacent supports frame inner chamber(Two
The cavity that supporting plate interval is formed)Length and width, support frame lumen width limits by sleeve length.
Claims (2)
1. English teaching secondary presentation device, it is characterized in that:It includes demonstration board(1), lifting platform and read aloud device(24), it is described to drill
Show that plate upper end-face edge is provided with fluorescent tube(19)And power outlet(20), demonstration board length with it is the ratio between wide be 3:2~5:3, demonstration
Plate left and right ends edge is provided with the spring clip that can fix lecture notes(11), demonstration board lower edge is provided with material storage groove(9);Institute
State lifting platform upper end and demonstration board be movably connected, lower end by fulcrum bearing and chassis supports on the ground, the lifting platform includes
Some include spaced by being hinged and can mutually stretch to increase with the mutual support frame for folding insertion, support frame as described above
Two pieces of supporting plates, keyhole is arranged at intervals with support frame(22), by setting bearing pin in the keyhole on different support frames(7),
Being provided between adjacent supports frame can make the support frame of expansion be in relatively-stationary gag lever post, and support frame as described above is from top to bottom
Its length and width is less than the length and width of adjacent supports frame inner chamber.
2. English teaching secondary presentation device according to claim 1, it is characterized in that:Support frame as described above aluminium-plastic panel, reality
Wood or alloy in lightweight are made.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720680756.4U CN207115807U (en) | 2017-06-13 | 2017-06-13 | English teaching secondary presentation device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720680756.4U CN207115807U (en) | 2017-06-13 | 2017-06-13 | English teaching secondary presentation device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207115807U true CN207115807U (en) | 2018-03-16 |
Family
ID=61592929
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720680756.4U Expired - Fee Related CN207115807U (en) | 2017-06-13 | 2017-06-13 | English teaching secondary presentation device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207115807U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109453005A (en) * | 2019-01-07 | 2019-03-12 | 狄秀婷 | A kind of Multi-functional stretcher device for severe cardiology patient |
-
2017
- 2017-06-13 CN CN201720680756.4U patent/CN207115807U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109453005A (en) * | 2019-01-07 | 2019-03-12 | 狄秀婷 | A kind of Multi-functional stretcher device for severe cardiology patient |
CN109453005B (en) * | 2019-01-07 | 2020-06-19 | 狄秀婷 | Multifunctional stretcher device for severe cardiology patients |
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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: 20180316 Termination date: 20190613 |