CN203941622U - A kind of box multimedia teaching apparatus - Google Patents
A kind of box multimedia teaching apparatus Download PDFInfo
- Publication number
- CN203941622U CN203941622U CN201420380550.6U CN201420380550U CN203941622U CN 203941622 U CN203941622 U CN 203941622U CN 201420380550 U CN201420380550 U CN 201420380550U CN 203941622 U CN203941622 U CN 203941622U
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- CN
- China
- Prior art keywords
- casing
- track
- projector
- lid
- teaching apparatus
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Abstract
The utility model discloses a kind of box multimedia teaching apparatus, comprise casing; Lid and the casing of described casing are hinged, and are provided with projection screen in the inner side of lid, and lid edge place is provided with locking projection, and described casing is provided with the locking groove suitable with locking projection outward, by both cooperation by casing and lid under lock and key; The base plate of described casing is provided with a track, and described track is concave track, and track is provided with two embedded slide blocks.Of the present utility model simple in structure, easy to use, " X " articulated elements and slide block coordinate height and the position that can regulate projector, to reflection of light effect, the project content of projector is reflexed to the curtain on lid by mirror on square plate, increased projector distance through reflection, increase projection font, and the hydraulic pump being connected with projector can regulate the projection angle of mirror, project content can better be presented on curtain, drop shadow effect is better.
Description
Technical field
The utility model relates to a kind of instructional device, specifically a kind of box multimedia teaching apparatus.
Background technology
Now, along with the fast development of educational system, middle and primary schools, university has all generally been used multimedia teaching apparatus in the process of giving lessons, but present most of instructional device volume is very large, the space taking is many, and be mostly to be fixed on inside classroom, be inconvenient to carry installation, even if there is carry-on multimedia teaching apparatus, because finite volume causes multimedia irradiation distance shorter, projection font is less, drop shadow effect is poor, affect quality of instruction, if increase projector distance, instructional device volume is larger again, because projector distance is shorter, cause reasonably regulating height and the rational position of projector, bring trouble to projection work.
And some portable projection arrangements are now in mobile, cannot well settle projector to cause causing in transit the damage of projector.
Utility model content
The purpose of this utility model be for prior art exist deficiency, provide one to facilitate portable, occupy little space, drop shadow effect good box multimedia teaching apparatus.
The purpose of this utility model is the deficiency existing for prior art, and a kind of box multimedia teaching apparatus is provided, and comprises casing; Lid and the casing of described casing are hinged, and are provided with projection screen in the inner side of lid, and lid edge place is provided with locking projection, and described casing is provided with the locking groove suitable with locking projection outward, by both cooperation by casing and lid under lock and key; The base plate of described casing is provided with a track, described track is concave track, and track is provided with two embedded slide blocks, described slide block is hinged with a set of " X " articulated elements, the described other end that is somebody's turn to do " X " articulated elements is connected with a projector, described projector can carry out in orbit the adjusting of horizontal level and height and position under the mating reaction of " X " articulated elements and slide block, and this projector can external power supply equipment and computer equipment carry out projection work; On the right side wall of described casing, be also provided with a baffle plate, between this baffle plate and track, form the put area of projector, and in this put area, be also provided with foam-rubber cushion; Described base plate left end is also provided with and is hinged with a square plate, described square plate front is provided with mirror, reverse side is provided with a long recess, on described base plate, be also provided with a hydraulic pump, the piston rod of described hydraulic pump is provided with a ball, and this ball extend in the long recess of square plate, square plate can carry out angular adjustment under the effect of hydraulic pump; The outside of the right side wall of described casing is also provided with universal wheel; The base plate external of described casing is also provided with backing plate.
As preferably, in order to facilitate the movement of whole learning device, described universal wheel is at least provided with two.
As preferably, the backing plate that described backing plate is elastomeric material.
As preferably, described " X " articulated elements is provided with two covers altogether.
As preferably, described casing left side wall outside is also provided with trapezoidal pull bar.
As preferably, on described slide block, be also provided with latch segment.
As preferably, on described track, be also provided with limiting plate.
Beneficial effect: of the present utility model simple in structure, easy to use, " X " articulated elements and slide block coordinate height and the position that can regulate projector, by mirror on square plate to reflection of light effect, the project content of projector is reflexed to the curtain on lid, increase projector distance through reflection, increase projection font, and the hydraulic pump being connected with projector can regulate the projection angle of mirror, project content can better be presented on curtain, drop shadow effect is better, and " X " of the present utility model articulated elements can be placed into put area the inside after projector is shunk, instructional device of the present utility model is in the time of integrated moving, using the universal wheel on the right wall of casing as fulcrum, when mobile, projector is arranged on put area the inside, under the protection of foam-rubber cushion, when mobile, can not damage easily, the utility model one-piece construction is small and exquisite, simple and practical, after merging, be very easy to carry, be convenient to teacher's teaching.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Embodiment
Below in conjunction with the drawings and specific embodiments, further illustrate the utility model, the present embodiment is implemented under taking technical solutions of the utility model as prerequisite, should understand these embodiment and only be not used in restriction scope of the present utility model for the utility model is described.
As shown in Figure 1, a kind of box multimedia teaching apparatus, comprises casing 1; The lid 2 of described casing 1 is hinged with casing, and be provided with projection screen 3 in the inner side of lid 2, lid 3 edges are provided with locking projection 4, and described casing 1 is outer is provided with the locking groove 5 suitable with locking projection 4, by both cooperation by casing 1 and lid under lock and key.
The base plate 6 of casing 1 is provided with a track 7, track 7 is concave track, and track 7 is provided with two embedded slide blocks 8, described slide block 8 is hinged with a set of " X " articulated elements 9, the described other end that is somebody's turn to do " X " articulated elements 9 is connected with a projector 10, described projector 10 can carry out the adjusting of horizontal level and height and position under the mating reaction of " X " articulated elements 9 and slide block 8 on track 7, and this projector 10 can external power supply equipment and computer equipment carry out projection work.
On the right side wall of casing 1, be also provided with a baffle plate 11, between this baffle plate 11 and track 7, form the put area 12 of projector 10, and be also provided with foam-rubber cushion 13 in this put area 12; Described base plate 6 left ends are also provided with and are hinged with a square plate 61, described square plate 61 fronts are provided with mirror 14, reverse side is provided with a long recess 15, on described base plate 6, be also provided with a hydraulic pump 16, the piston rod of described hydraulic pump 16 is provided with a ball, and this ball extend in the long recess of square plate 61, square plate 61 can carry out angular adjustment under the effect of hydraulic pump 16; The outside of the right side wall of described casing 1 is also provided with universal wheel 17; The base plate external of described casing 1 is also provided with backing plate 18.
Universal wheel 17 is at least provided with two.When mobile,, multiple universal wheels be set and be convenient to mobilely on one side as mobile fulcrum using this of universal wheel, be easy to carry.
The backing plate that backing plate 18 is elastomeric material.In the time of projection, using this one side of backing plate as supporting surface, the backing plate that rubber is set can increase stability and serviceable life, is not easy to damage casing.
In order to increase integrally-built stability, described " X " articulated elements 9 is provided with two covers altogether, and " X " articulated elements 9 can be set to the structure of hard metal material, to increase integrally-built stability.
Casing 1 left side wall outside is also provided with trapezoidal pull bar 19.Trapezoidal pull bar 19 is easier for lifting casing 1 after casing merges, and has facilitated carrying of casing.
In order to increase the braking ability of slide block 8, on described slide block 8, be also provided with latch segment 20.Latch segment 20 is arranged on slide block 8, can help slide block 8 lockings to stop, fixed position.
In order to limit the position of slide block 8, make it can not sliding distance too large, in order to avoid cause the impact of projection, on described track 7, be also provided with limiting plate 21.The size of limiting plate 21 can design according to actual conditions, plays spacing effect.
Of the present utility model simple in structure, easy to use, " X " articulated elements and slide block coordinate height and the position that can regulate projector, to reflection of light effect, the project content of projector is reflexed to the curtain on lid by mirror on square plate, increased projector distance through reflection, increase projection font, and the hydraulic pump being connected with projector can regulate the projection angle of mirror, project content can better be presented on curtain, drop shadow effect is better.
And " X " of the present utility model articulated elements can be placed into put area the inside after projector is shunk; instructional device of the present utility model is in the time of integrated moving; using the universal wheel on the right wall of casing as fulcrum, when mobile, projector is arranged on put area the inside; under the protection of foam-rubber cushion; when mobile, can not damage easily, the utility model one-piece construction is small and exquisite, simple and practical; after merging, be very easy to carry, be convenient to teacher's teaching.
Claims (7)
1. a box multimedia teaching apparatus, is characterized in that: comprise casing (1), the lid (2) of described casing (1) is hinged with casing, and be provided with projection screen (3) in the inner side of lid (2), lid (3) edge is provided with locking projection (4), described casing (1) is outer is provided with the locking groove (5) suitable with locking projection (4), by both cooperation by casing (1) and lid under lock and key, the base plate (6) of described casing (1) is provided with a track (7), described track (7) is concave track, and track (7) is provided with two embedded slide blocks (8), described slide block (8) is hinged with a set of " X " articulated elements (9), the described other end that is somebody's turn to do " X " articulated elements (9) is connected with a projector (10), described projector (10) can carry out the adjusting of horizontal level and height and position under the mating reaction of " X " articulated elements (9) and slide block (8) on track (7), and this projector (10) can external power supply equipment and computer equipment carry out projection work, on the right side wall of described casing (1), be also provided with a baffle plate (11), between this baffle plate (11) and track (7), form the put area (12) of projector (10), and in this put area (12), be also provided with foam-rubber cushion (13), described base plate (6) left end is also provided with and is hinged with a square plate (61), described square plate (61) front is provided with mirror (14), reverse side is provided with a long recess (15), on described base plate (6), be also provided with a hydraulic pump (16), the piston rod of described hydraulic pump (16) is provided with a ball, and this ball extend in the long recess of square plate (61), square plate (13) can carry out angular adjustment under the effect of hydraulic pump (16), the outside of the right side wall of described casing (1) is also provided with universal wheel (17), the base plate external of described casing (1) is also provided with backing plate (18).
2. a kind of box multimedia teaching apparatus according to claim 1, is characterized in that: described universal wheel (17) is at least provided with two.
3. a kind of box multimedia teaching apparatus according to claim 1, is characterized in that: the backing plate that described backing plate (18) is elastomeric material.
4. a kind of box multimedia teaching apparatus according to claim 1, is characterized in that: described " X " articulated elements (9) is provided with two covers altogether.
5. a kind of box multimedia teaching apparatus according to claim 1, is characterized in that: described casing (1) left side wall outside is also provided with trapezoidal pull bar (19).
6. a kind of box multimedia teaching apparatus according to claim 1, is characterized in that: on described slide block (8), be also provided with latch segment (20).
7. a kind of box multimedia teaching apparatus according to claim 1, is characterized in that: on described track (7), be also provided with limiting plate (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420380550.6U CN203941622U (en) | 2014-07-11 | 2014-07-11 | A kind of box multimedia teaching apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420380550.6U CN203941622U (en) | 2014-07-11 | 2014-07-11 | A kind of box multimedia teaching apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203941622U true CN203941622U (en) | 2014-11-12 |
Family
ID=51860921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420380550.6U Expired - Fee Related CN203941622U (en) | 2014-07-11 | 2014-07-11 | A kind of box multimedia teaching apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203941622U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105530497A (en) * | 2015-12-15 | 2016-04-27 | 重庆触视科技有限公司 | Portable projection device |
| CN107578726A (en) * | 2017-10-10 | 2018-01-12 | 祝珍海 | A kind of Multifunctional advertisement car |
| CN108227362A (en) * | 2018-02-08 | 2018-06-29 | 广州弘誉智能技术有限公司 | Multiaxis stereoprojection regulating device |
| CN110766987A (en) * | 2019-10-17 | 2020-02-07 | 浙江更土电子商务有限公司 | Multimedia platform |
-
2014
- 2014-07-11 CN CN201420380550.6U patent/CN203941622U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105530497A (en) * | 2015-12-15 | 2016-04-27 | 重庆触视科技有限公司 | Portable projection device |
| CN107578726A (en) * | 2017-10-10 | 2018-01-12 | 祝珍海 | A kind of Multifunctional advertisement car |
| CN108227362A (en) * | 2018-02-08 | 2018-06-29 | 广州弘誉智能技术有限公司 | Multiaxis stereoprojection regulating device |
| CN110766987A (en) * | 2019-10-17 | 2020-02-07 | 浙江更土电子商务有限公司 | Multimedia platform |
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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: 20141112 Termination date: 20150711 |
|
| EXPY | Termination of patent right or utility model |