CN203870826U - Chinese multimedia teaching projector - Google Patents
Chinese multimedia teaching projector Download PDFInfo
- Publication number
- CN203870826U CN203870826U CN201420311829.9U CN201420311829U CN203870826U CN 203870826 U CN203870826 U CN 203870826U CN 201420311829 U CN201420311829 U CN 201420311829U CN 203870826 U CN203870826 U CN 203870826U
- Authority
- CN
- China
- Prior art keywords
- projector
- slide block
- convex mirror
- support bar
- magnifier
- 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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Abstract
The utility model relates to projection equipment, especially to a Chinese multimedia teaching projector. The Chinese multimedia teaching projector comprises a base plate, a projector, a plane mirror and a convex mirror. The projector, the plane mirror and the convex mirror are all arranged on the base plate. The projection amplifying device also contains a magnifier, a first cardan shaft and a second cardan shaft. A chute is arranged inside the base plate. The bottom of the projector is connected with a first support bar. The first support bar contains a first section structure and a second section structure. The lower end of the second section structure is connected with a first sliding block. The magnifier is arranged in front of the projector. The plane mirror is mounted in front of the convex mirror. In comparison with the prior art, the utility model has advantages as follows: 1, a convex mirror is additionally arranged between the projector and the plane mirror, light of the projector can be adjusted to parallel light specifically by adjusting an object between the projector and the convex mirror as well as height of the projector and the convex mirror; and 2, as the plane mirror can horizontally move and the direction angle can be adjusted through the cardan shafts, it is convenient to adjust direction of light and imaging is more clear.
Description
Technical field
The utility model relates to a kind of projector equipment, particularly a kind of Chinese language multimedia teaching projection arrangement.
Background technology
In language teaching, multimedia teaching is very universal at present, but is subject to technical limitation, the bad control of projector font size.Chinese patent (application number 201320697202.7): disclose a kind of Chinese language multimedia teaching projection arrangement, it is characterized in that having a plane bottom plate, base plate one end is provided with inclined-plane catoptron, the angle of inclined-plane catoptron and base plate is 45 degree, the base plate other end is provided with several fixed hubs, axle sleeve inner sleeve has activity adjustment axle, the side wall of shaft sleeve pivot pin that is threaded, pivot pin continuous boss sidewall butt activity adjustment axle, activity adjustment axle upper end is stacker fixedly, fixing projector on stacker, a bracing frame is vertically fixed in base plate stage casing, a convex reflecting mirror is fixed in bracing frame upper end, the central axis of inclined-plane catoptron and the central axis of convex reflecting mirror intersect at the minute surface of convex reflecting mirror.This multiplying arrangement can amplify projection font, but more problems is not very practical in actual use.
Utility model content
The purpose of this utility model is to provide a kind of Chinese language multimedia teaching projection arrangement, by the patent in background technology is improved, reaches easy to operate practical purpose.
The purpose of this utility model is achieved through the following channels:
A kind of Chinese language multimedia teaching projection arrangement, comprise base plate, projector, level crossing and convex mirror, described projector, level crossing and convex mirror are all arranged on base plate, it is characterized in that, described projection amplification device also comprises magnifier, the first universal shaft, the second universal shaft, in described base plate, be provided with chute, below projector, be connected with the first support bar, described the first support bar is two-part structure, specifically comprise first paragraph structure and second segment structure, described first paragraph structure is inserted second segment inside configuration and is passed through the first fastening nuts, described second segment structure lower end is connected with the first slide block, described the first slide block and chute cooperatively interact, described projector the place ahead is provided with magnifier, and described magnifier bottom is connected with the second support bar, and the second support bar bottom is connected with the second slide block, before described magnifier, be provided with column, be provided with Four-slider on column, be provided with head rod on Four-slider, described connecting link is connected with convex mirror by the first universal shaft, described convex mirror the place ahead is provided with level crossing, and described level crossing bottom surface is connected with second connecting link one end, and the 3rd connecting link other end is connected with the 3rd support bar by the second universal shaft, and described the 3rd support bar bottom is connected with the 3rd slide block.
Further optimization as this programme, on described column, be provided with Four-slider, on described Four-slider, be provided with head rod, in the middle of head rod, be provided with fixed block, described fixed block is also connected with the 3rd connecting link one end, and the 3rd connecting link other end is connected with convex mirror by the first universal shaft.
As the further optimization of this programme, on described the first slide block, the second slide block, the 3rd slide block, be provided with fastening block, described fastening block is fastened on the first slide block, the second slide block, the 3rd slide block in chute by bolt.
As the further optimization of this programme, described Four-slider is provided with screw and passes through the second fastening nuts on column.
The utility model beneficial effect:
The utility model possesses following advantage with respect to prior art, 1, between projector and level crossing, install convex lens additional, the light of projector can be adjusted to directional light, concrete by regulating concrete between projector and convex lens, and the height of projector and convex lens; 2, level crossing can move horizontally, and direction can adjust angle by universal shaft, is convenient to light regulating direction, makes imaging more clear; 3, convex mirror height and angle also can regulate, thus the direction of final decision imaging and size.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the utility model side-looking structural representation;
Fig. 2 is the utility model plan structure schematic diagram;
In figure, 1, projector, 2, magnifier, 3, level crossing, 4, convex mirror, 5, base plate, 6, chute, the 7, first support bar, the 8, first nut, 9, the 3rd support bar, the 10, the 3rd connecting link, the 11, second support bar, the 12, second slide block, 13, the first slide block, 14, fastening block, the 15, the 3rd slide block, 16, column, 17, Four-slider, the 18, first universal shaft, the 19, second universal shaft, the 20, second connecting link, 21, head rod, 22, fixed block, the 23, second nut, 24, bolt.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described further.
Embodiment:
As shown in Figure 1 to Figure 2, a kind of Chinese language multimedia teaching projection arrangement, comprise base plate 5, projector 1, level crossing 3 and convex mirror 4, described projector, level crossing and convex mirror are all arranged on base plate, described projection amplification device also comprises magnifier 2, the first universal shaft 18, the second universal shaft 19, in described base plate, be provided with chute 6, below projector, be connected with the first support bar 7, described the first support bar is two-part structure, specifically comprise first paragraph structure and second segment structure, described first paragraph structure is inserted second segment inside configuration fastening by the first nut 8, by the convenient height that regulates projector of two-part structure, described second segment structure lower end is connected with the first slide block 13, described the first slide block and chute cooperatively interact, by slide block and the convenient horizontal range that regulates projector of chute, described projector the place ahead is provided with magnifier, magnifier can be changed into directional light by the light of projector, thereby allow the light of the easier controlling projection instrument of level crossing, described magnifier bottom is connected with the second support bar 11, be connected with the second slide block 12 bottom the second support bar, before described magnifier, be provided with column 16, on column, be provided with on Four-slider 17, the Four-sliders and be provided with head rod 21, described connecting link is connected with convex mirror by the first universal shaft, the convenient direction that regulates convex mirror of universal shaft, thus radiation direction changed, described convex mirror the place ahead is provided with level crossing, and described level crossing bottom surface is connected with second connecting link 20 one end, and the 3rd connecting link other end is connected with the 3rd support bar 9 by the second universal shaft, and described the 3rd support bar bottom is connected with the 3rd slide block 15.
Further optimization as this programme, on described column, be provided with Four-slider, on described Four-slider, be provided with head rod, in the middle of head rod, be provided with fixed block 22, described fixed block is also connected with the 3rd connecting link 10 one end, and the 3rd connecting link other end is connected with convex mirror by the first universal shaft.
As the further optimization of this programme, on described the first slide block, the second slide block, the 3rd slide block, be provided with fastening block 14, described fastening block is fastened on the first slide block, the second slide block, the 3rd slide block in chute by bolt 24.Thereby by fastening block, be convenient to fix the first slide block, the second slide block, the 3rd slide block and prevent projector, magnifier and level crossing.
As the further optimization of this programme, described Four-slider is provided with screw and is fastened on column by the second nut 23.Thereby be convenient to regulate Four-slider height to control the height of convex mirror by the second nut.
The above; it is only embodiment of the present utility model; but protection domain of the present utility model is not limited to this; any those of ordinary skill in the art are in the disclosed technical scope of the utility model; the variation that can expect without creative work or replacement, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain that claims were limited.
Claims (4)
1. a Chinese language multimedia teaching projection arrangement, comprise base plate, projector, level crossing and convex mirror, described projector, level crossing and convex mirror are all arranged on base plate, it is characterized in that, described projection amplification device also comprises magnifier, the first universal shaft, the second universal shaft, in described base plate, be provided with chute, below projector, be connected with the first support bar, described the first support bar is two-part structure, specifically comprise first paragraph structure and second segment structure, described first paragraph structure is inserted second segment inside configuration and is passed through the first fastening nuts, described second segment structure lower end is connected with the first slide block, described the first slide block and chute cooperatively interact, described projector the place ahead is provided with magnifier, and described magnifier bottom is connected with the second support bar, and the second support bar bottom is connected with the second slide block, before described magnifier, be provided with column, be provided with Four-slider on column, be provided with head rod on Four-slider, described connecting link is connected with convex mirror by the first universal shaft, described convex mirror the place ahead is provided with level crossing, and described level crossing bottom surface is connected with second connecting link one end, and the 3rd connecting link other end is connected with the 3rd support bar by the second universal shaft, and described the 3rd support bar bottom is connected with the 3rd slide block.
2. a kind of Chinese language multimedia teaching projection arrangement as claimed in claim 1, it is characterized in that: on described column, be provided with Four-slider, on described Four-slider, be provided with head rod, in the middle of head rod, be provided with fixed block, described fixed block is also connected with the 3rd connecting link one end, and the 3rd connecting link other end is connected with convex mirror by the first universal shaft.
3. a kind of Chinese language multimedia teaching projection arrangement as claimed in claim 1, it is characterized in that: on described the first slide block, the second slide block, the 3rd slide block, be provided with fastening block, described fastening block is fastened on the first slide block, the second slide block, the 3rd slide block in chute by bolt.
4. a kind of Chinese language multimedia teaching projection arrangement as claimed in claim 2, is characterized in that: described Four-slider is provided with screw and passes through the second fastening nuts on column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420311829.9U CN203870826U (en) | 2014-06-12 | 2014-06-12 | Chinese multimedia teaching projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420311829.9U CN203870826U (en) | 2014-06-12 | 2014-06-12 | Chinese multimedia teaching projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203870826U true CN203870826U (en) | 2014-10-08 |
Family
ID=51651754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420311829.9U Expired - Fee Related CN203870826U (en) | 2014-06-12 | 2014-06-12 | Chinese multimedia teaching projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203870826U (en) |
-
2014
- 2014-06-12 CN CN201420311829.9U patent/CN203870826U/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 | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 262700 Sports School of Weifang science and Technology College, No. 166, Shouguang, Weifang, Shandong, Xueyuan Road Patentee after: Liu Weiling Address before: 262700, Sun Yueqiang, 215, building 31, Weifang Institute of science and technology, 166 Xueyuan Road, Shouguang, Shandong, Weifang Patentee before: Liu Weiling |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20150612 |
|
| EXPY | Termination of patent right or utility model |