CN202600993U - Projector for teaching - Google Patents
Projector for teaching Download PDFInfo
- Publication number
- CN202600993U CN202600993U CN 201220283898 CN201220283898U CN202600993U CN 202600993 U CN202600993 U CN 202600993U CN 201220283898 CN201220283898 CN 201220283898 CN 201220283898 U CN201220283898 U CN 201220283898U CN 202600993 U CN202600993 U CN 202600993U
- Authority
- CN
- China
- Prior art keywords
- projector
- teaching
- control box
- slide glass
- head bracket
- 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 provides a projector for teaching, and relates to a projector. The projector for the teaching resolves the problems that an existing projector is inconvenient to practically use due to large size, and easy to damage in the transportation process. According to the projector for the teaching, a reflector (2) and an object lens (3) are connected to a head support (4), slide glass (8) is installed on a control box (1), the lower end of a stand rod (5) is installed on the right side face of the control box (1) through a fixing sleeve (7), a sliding sleeve (6) is arranged on the stand rod (5) in a sleeved mode, the sliding sleeve (6) is fixedly connected with the lower end of the head support (4), and a cover plate (9) is installed on the control box (1) and used for covering the slide glass (8). The projector for the teaching is used in multimedia teaching, and is suitable for being used in large-scale, medium-scale and small-scale multimedia demonstration classrooms.
Description
Technical field
The utility model relates to a kind of projector, is specifically related to a kind of teaching and uses projector, belongs to the teaching equipment technical field.
Background technology
Along with development of science and technology, various novel electronic equipment are applied in the life, and particularly projector is applied in teaching field more and more widely as a kind of large screen display output device.
At present, projector volume ratio commonly used is huger, the user is said to operate be not easily in transportation, also to cause damage in addition easily, needs the less projector of a kind of volume in order to overcome the inconvenience of using and transporting.
The utility model content
The purpose of the utility model is in order to solve existing projector because volume ratio is huger inconvenient in practical application, and the problem of in transportation, also damaging easily, and then provides a kind of teaching to use projector.
The technical scheme of the utility model is: teaching comprises control box, catoptron, object lens, head bracket, vertical rod, slip cap, fixed cover, slide glass glass and cover plate with projector; Catoptron and object lens are connected on the head bracket, and slide glass glass is installed on the control box, and the lower end of vertical rod is installed on the right flank of control box through fixed cover; Be set with slip cap in the vertical rod; Slip cap is fixedly connected with the lower end of head bracket, and cover plate is installed on the control box, is used to hide slide glass glass.
The utility model compared with prior art has following effect: the teaching of the utility model with projector have simple in structure, volume is little and lightweight advantage; Be convenient to operation; In transportation, cover plate has hidden slide glass glass, has prevented that effectively projector is damaged.The teaching of the utility model is suitable for large-scale, medium-sized and small-sized multimedia presentation classroom with projector and uses.
Description of drawings
Fig. 1 is the one-piece construction figure of the teaching of the utility model with projector.
Embodiment
Embodiment one: combine Fig. 1 that this embodiment is described; The teaching of this embodiment comprises control box 1, catoptron 2, object lens 3, head bracket 4, vertical rod 5, slip cap 6, fixed cover 7, slide glass glass 8 and cover plate 9 with projector; Catoptron 2 is connected on the head bracket 4 with object lens 3, and slide glass glass 8 is installed on the control box 1, it is characterized in that: the lower end of vertical rod 5 is installed on the right flank of control box 1 through fixed cover 7; Be set with slip cap 6 in the vertical rod 5; Slip cap 6 is fixedly connected with the lower end of head bracket 4, and cover plate 9 is installed on the control box 1, is used to hide slide glass glass 8.
Embodiment two: combine Fig. 1 that this embodiment is described, have louvre 1-1 on the sidewall of the control box 1 of this embodiment.So be provided with, prevent that the long-time serviceability temperature of projector is too high, influence the serviceable life of projector.Other composition is identical with embodiment one with annexation.
Embodiment three: combine Fig. 1 that this embodiment is described, the teaching of this embodiment also comprises floor 10 with projector, and floor 10 is installed on the head bracket 4.So be provided with, structure is more stable.Other composition is identical with embodiment one or two with annexation.
Claims (3)
1. projector is used in a teaching; Teaching comprises control box (1), catoptron (2), object lens (3), head bracket (4), vertical rod (5), slip cap (6), fixed cover (7), slide glass glass (8) and cover plate (9) with projector; Catoptron (2) and object lens (3) are connected on the head bracket (4), and slide glass glass (8) is installed on the control box (1), it is characterized in that: the lower end of vertical rod (5) is installed on the right flank of control box (1) through fixed cover (7); Be set with slip cap (6) in the vertical rod (5); Slip cap (6) is fixedly connected with the lower end of head bracket (4), and cover plate (9) is installed on the control box (1), is used to hide slide glass glass (8).
2. projector is used in said teaching according to claim 1, it is characterized in that: have louvre (1-1) on the sidewall of control box (1).
3. use projector according to claim 1 or 2 said teaching, it is characterized in that: teaching also comprises floor (10) with projector, and floor (10) is installed on the head bracket (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220283898 CN202600993U (en) | 2012-06-15 | 2012-06-15 | Projector for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220283898 CN202600993U (en) | 2012-06-15 | 2012-06-15 | Projector for teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202600993U true CN202600993U (en) | 2012-12-12 |
Family
ID=47318519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220283898 Expired - Fee Related CN202600993U (en) | 2012-06-15 | 2012-06-15 | Projector for teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202600993U (en) |
-
2012
- 2012-06-15 CN CN 201220283898 patent/CN202600993U/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 | ||
| DD01 | Delivery of document by public notice |
Addressee: Harbin Teachers' Univ. Document name: Notification of Termination of Patent Right |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20150615 |
|
| EXPY | Termination of patent right or utility model |