CN203721047U - A novel international economics and trade teaching projector support - Google Patents
A novel international economics and trade teaching projector support Download PDFInfo
- Publication number
- CN203721047U CN203721047U CN201420102781.0U CN201420102781U CN203721047U CN 203721047 U CN203721047 U CN 203721047U CN 201420102781 U CN201420102781 U CN 201420102781U CN 203721047 U CN203721047 U CN 203721047U
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- China
- Prior art keywords
- fixedly connected
- projector
- reel
- pillar
- trade
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- Expired - Fee Related
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Abstract
The utility model discloses a novel international economics and trade teaching projector support and belongs to the technical field of multimedia teaching. The novel international economics and trade teaching projector support comprises a winding drum, a connecting pillar, a fixing block, a connecting plate, a holding box, a fixing pillar, a piece of projection fabric, a projection unit, an adjusting base and a telescopic pillar. The support is characterized in that the connecting plate is inserted in the front surface of the fixing pillar; the front surface of the connecting plate is fixedly connected with the winding drum; the left top end of the winding drum is fixedly connected with the holding box; the middle portion of the upper surface of the winding drum is fixedly connected with the fixing block; the middle portion of the upper surface of the fixing block is connected with the connecting pillar; the telescopic pillar is inserted in the center position of the front end surface of the connecting pillar; the front top end of the telescopic pillar is fixedly connected with the adjusting base; the projection unit is fixedly connected to the lower surface of the adjusting base; and the piece of projection fabric is disposed in the lower surface of the winding drum. The support enables teachers to move the projection apparatus conveniently at any time and enables students to see the projection and a blackboard at the same time.
Description
Technical field
The utility model belongs to multimedia teaching technique with the apparatus field, is specifically related to a kind of novel International Economics and Trade educational projector support.
Background technology
Long-term giving lessons in practice; while using multimedia projector when giving lessons; often can be while watching projector case to resolve case on blackboard; general projectors is to be fixed on a place; while watching teacher while resolving often to walk up and down at projector and blackspot back and forth, i.e. inconvenient teachers' instruction and inconvenient student viewing.
Summary of the invention
The purpose of this utility model is: in order to solve teacher while using projector when giving lessons, projector can be resolved mobile and move along with teacher on blackboard, can facilitate teacher to use projector to give lessons and also can allow student conveniently watch projector to watch teacher to resolve on blackspot simultaneously, its technical scheme is as follows:
A kind of novel International Economics and Trade educational projector support, it comprises reel 1, joint pin 2, fixed block 3, web joint 4, holder 5, fixed leg 6, projection cloth 7, projector 8, adjustment seat 9, telescopic mast 10, it is characterized in that: described fixed leg 6 forward surface are fitted with web joint 4, described web joint 4 forward surface are fixedly connected with reel 1, the left top of described reel 1 is fixedly connected with holder 5, described reel 1 middle, surface, top is fixedly connected with fixed block 3, described fixed block 3 middles, surface, top are connected with joint pin 2, described joint pin 2 front end surface circle centre positions are fitted with telescopic mast 10, the front top of described telescopic mast 10 is fixedly connected with adjustment seat 9, described adjustment seat 9 lower surfaces are fixedly connected with projector 8, described reel 1 below interior surface is provided with projection cloth 7, described fixed leg 6 forward surface are provided with slide block, described web joint 4 middles, rear surface are provided with chute, described fixed leg 6 front surface slide blocks match with described web joint 4 rear surface chutes, described joint pin 2 is connected by rotating shaft with described fixed block 3, described adjustment seat 9 is connected by rotating shaft with described projector 8, the length of joint pin 2 is the general of reel 1 length, described projector 8 matches with described holder 5.
The beneficial effects of the utility model are: in order to solve teacher while using projector when giving lessons, projector can be resolved mobile and move along with teacher on blackboard, can facilitate teacher to use projector to give lessons and also can allow student conveniently watch projector to watch teacher to resolve on blackspot simultaneously.
accompanying drawing explanation:
Fig. 1 is one-piece construction schematic diagram of the present utility model.
embodiment:
With reference to a kind of novel International Economics and Trade educational projector support described in Fig. 1, it comprises reel 1, joint pin 2, fixed block 3, web joint 4, holder 5, fixed leg 6, projection cloth 7, projector 8, adjustment seat 9, telescopic mast 10, it is characterized in that: described fixed leg 6 forward surface are fitted with web joint 4, described web joint 4 forward surface are fixedly connected with reel 1, the left top of described reel 1 is fixedly connected with holder 5, described reel 1 middle, surface, top is fixedly connected with fixed block 3, described fixed block 3 middles, surface, top are connected with joint pin 2, described joint pin 2 front end surface circle centre positions are fitted with telescopic mast 10, the front top of described telescopic mast 10 is fixedly connected with adjustment seat 9, described adjustment seat 9 lower surfaces are fixedly connected with projector 8, described reel 1 below interior surface is provided with projection cloth 7, described fixed leg 6 forward surface are provided with slide block, described web joint 4 middles, rear surface are provided with chute, described fixed leg 6 front surface slide blocks match with described web joint 4 rear surface chutes, described joint pin 2 is connected by rotating shaft with described fixed block 3, described adjustment seat 9 is connected by rotating shaft with described projector 8, the length of joint pin 2 is the general of reel 1 length, described projector 8 matches with described holder 5.
During use, first stationary shaft 6 is fixed on blackboard upper frame, then projection cloth 7 is pulled out to reel 1, then hold post projector 8 sides projector 8 is pulled out to holder 5, simultaneously joint pin 2 be take fixed block 3 upper surface middles and as the center of circle, is rotated vertically as for reel 1, then telescopic mast 10 is pulled out to joint pin 2 and adjusts distances, and then adjust adjustment seat 9 and make projector 8 over against projection cloth 7, when teacher moves, catch on holder 5 and pull reel 1, web joint 4 slides on fixed leg 6 simultaneously.
Certainly; above-mentioned explanation is not to restriction of the present utility model; the utility model is also not limited in above-mentioned giving an example, and the variation that those skilled in the art make in essential scope of the present utility model, remodeling, interpolation or replacement, also should belong to protection domain of the present utility model.
Claims (4)
1. a novel International Economics and Trade educational projector support, comprise reel (1), joint pin (2), fixed block (3), web joint (4), holder (5), fixed leg (6), projection cloth (7), projector (8), adjustment seat (9), telescopic mast (10), it is characterized in that: described fixed leg (6) forward surface is fitted with web joint (4), described web joint (4) forward surface is fixedly connected with reel (1), the left top of described reel (1) is fixedly connected with holder (5), surperficial middle, described reel (1) top is fixedly connected with fixed block (3), surperficial middle, described fixed block (3) top is connected with joint pin (2), described joint pin (2) front end surface circle centre position is fitted with telescopic mast (10), the front top of described telescopic mast (10) is fixedly connected with adjustment seat (9), described adjustment seat (9) lower surface is fixedly connected with projector (8), described reel (1) below interior surface is provided with projection cloth (7).
2. a kind of novel International Economics and Trade educational projector support according to claim 1, it is characterized in that: described fixed leg (6) forward surface is provided with slide block, described web joint (4) middle, rear surface is provided with chute, and described fixed leg (6) front surface slide block matches with described web joint (4) rear surface chute.
3. a kind of novel International Economics and Trade educational projector support according to claim 1, is characterized in that: described joint pin (2) is connected by rotating shaft with described fixed block (3), and described adjustment seat (9) is connected by rotating shaft with described projector (8).
4. a kind of novel International Economics and Trade educational projector support according to claim 1, is characterized in that: the length of joint pin (2) is the general of reel (1) length, and described projector (8) matches with described holder (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420102781.0U CN203721047U (en) | 2014-03-08 | 2014-03-08 | A novel international economics and trade teaching projector support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420102781.0U CN203721047U (en) | 2014-03-08 | 2014-03-08 | A novel international economics and trade teaching projector support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203721047U true CN203721047U (en) | 2014-07-16 |
Family
ID=51160185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420102781.0U Expired - Fee Related CN203721047U (en) | 2014-03-08 | 2014-03-08 | A novel international economics and trade teaching projector support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203721047U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104317152A (en) * | 2014-11-19 | 2015-01-28 | 成都艾塔科技有限公司 | Multimedia short-focal-length projector |
| CN105788384A (en) * | 2016-05-24 | 2016-07-20 | 华北理工大学 | Wall-mounted type integrated multimedia teaching device |
-
2014
- 2014-03-08 CN CN201420102781.0U patent/CN203721047U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104317152A (en) * | 2014-11-19 | 2015-01-28 | 成都艾塔科技有限公司 | Multimedia short-focal-length projector |
| CN105788384A (en) * | 2016-05-24 | 2016-07-20 | 华北理工大学 | Wall-mounted type integrated multimedia teaching device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Harbin Yuanda Communication Technology Service Co., Ltd. Assignor: Yang Hanyin|Sui Jun| Yuan Lihong Contract record no.: 2014230000428 Denomination of utility model: A novel international economics and trade teaching projector support Granted publication date: 20140716 License type: Exclusive License Record date: 20140807 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20150308 |
|
| EXPY | Termination of patent right or utility model |