CN204884227U - Teaching is with removing projection arrangement - Google Patents
Teaching is with removing projection arrangement Download PDFInfo
- Publication number
- CN204884227U CN204884227U CN201520619938.1U CN201520619938U CN204884227U CN 204884227 U CN204884227 U CN 204884227U CN 201520619938 U CN201520619938 U CN 201520619938U CN 204884227 U CN204884227 U CN 204884227U
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- CN
- China
- Prior art keywords
- pole
- rotating shaft
- branch
- teaching
- projector equipment
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Abstract
The utility model discloses a teaching is with removing projection arrangement, include the base, place recess, first pivot, second pivot, first branch, second branch, spring, projection equipment, projection curtain and projection equipment recess, the base top is equipped with the recess of placing of rectangular shape, it is equipped with first pivot in the recess to place, the bottom of first branch is connected in first pivot, the one end that second branch is connected in the second pivot is passed through on first branch top, the other end of second branch is equipped with projection equipment, it is folding mutually that the second pivot is passed through to first branch and second branch, be equipped with the spring between first branch middle part and the second branch middle part, first branch bottom with second branch tip is equipped with the projection curtain, first branch lower part is equipped with the projection equipment recess, projection equipment places in the projection equipment recess. The utility model discloses simple structure, convenient to use, the mobility is strong, projection curtain angle can be adjusted.
Description
Technical field
The utility model relates to teaching equipment technical field, more particularly, relates to a kind of teaching mobile projector device.
Background technology
Along with the continuous propelling in teaching equipment field, teaching equipment is more intelligent and diversified, uses also judicial convenience more.But existing teaching projector equipment then improves less, the technology lecture theater that existing projector equipment is most widely used.Projector equipment is arranged on the top at lecture theater, and projection screen is arranged on the place of placing blackboard, is controlled the work of projector equipment by telepilot, but there are problems in it, such as there is regulating and controlling inconvenience, the problems such as maintenance difficult, limit its usable range.
Therefore, owing to there is above-mentioned technological deficiency in prior art, be those skilled in that art's technical matterss urgently to be resolved hurrily.
Utility model content
The purpose of this utility model, for providing a kind of teaching mobile projector device, is intended to solve the projection arrangement travelling performance existed in prior art poor, the problem of maintenance difficult.
For achieving the above object, the utility model provides following technical scheme:
Mobile projector device is used in a kind of teaching, comprise base, place groove, first rotating shaft, second rotating shaft, first pole, second pole, spring, projector equipment, projection screen and projector equipment groove, described base top is provided with the placement groove of strip, the first rotating shaft is provided with in described placement groove, described first rotating shaft connects the bottom of the first pole, described first pole top connects one end of the second pole by the second rotating shaft, the other end of described second pole is provided with projector equipment, described first pole is folded by the second rotating shaft mutually with the second pole, spring is provided with between in the middle part of described first pole and in the middle part of the second pole, projection screen is provided with described second strut ends bottom described first pole, described first pole bottom is provided with projector equipment groove, described projector equipment is placed in described projector equipment groove.
Preferably, also comprise controller, described controller connects the first rotating shaft, controls the rotational angle of described first rotating shaft.
Preferably, also comprise roller, described roller is located at described base bottom.
Preferably, described first pole is expansion link.
Usefulness of the present utility model is: by arranging placement groove on base, thus can be placed in groove by the first pole and the second pole that are provided with projector equipment and projection screen, decreases floor area when packing up; First pole and the second pole can listen the second shaft foldable, and are arranged by spring, thus the convenient expansion to projection screen; First rotating shaft can carry out the rotational angle of control first rotating shaft by controller, thus convenient projection, reduce blocking of projector equipment.The utility model structure is simple, easy to use, and movability is strong, projection screen angle adjustable.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model;
In figure: 1 is base; 2 for placing groove; 3 is the first rotating shaft; 4 is the second rotating shaft; 5 is the first pole; 6 is the second pole; 7 is spring; 8 is projector equipment; 9 is projection screen; 10 is projector equipment groove; 11 is controller; 12 is roller.
Embodiment
The utility model provides a kind of teaching mobile projector device, and the utility model structure is simple, easy to use, and movability is strong, projection screen angle adjustable.
Below in conjunction with the accompanying drawing in the utility model embodiment, carry out clear and detailed description to the technical scheme in the utility model embodiment, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Mobile projector device is used in one teaching as shown in Figure 1, comprise base 1, place groove 2, first rotating shaft 3, second rotating shaft 4, first pole 5, second pole 6, spring 7, projector equipment 8, projection screen 9 and projector equipment groove 10, described base 1 top is provided with the placement groove 2 of strip, in being conveniently placed on by projector equipment etc., reduce floor area when packing up.Be provided with the first rotating shaft 3 in described placement groove 2, described first rotating shaft 3 connects the bottom of the first pole 5, and the first pole 5 can be rotated around the first rotating shaft 3, and its angular adjustment amplitude is large, can find suitable projected position as early as possible.Described first pole 5 top connects one end of the second pole 6 by the second rotating shaft 4, the other end of described second pole 6 is provided with projector equipment 8, described first pole 5 is folding mutually by the second rotating shaft 4 with the second pole 6, spring 7 is provided with between in the middle part of described first pole 5 and in the middle part of the second pole 6, the setting of spring 7, the distance between the first pole 5 and the second pole 6 can be regulated, prevent from damaging projection screen 9.Be provided with projection screen 9 with described second pole 6 end bottom described first pole 5, described first pole 5 bottom is provided with projector equipment groove 10, and described projector equipment 8 is placed in described projector equipment groove 10.
Further, also comprise controller 11, described controller 11 connects the first rotating shaft 3, controls the rotational angle of described first rotating shaft 3.Controller 11 can control the rotation of the first rotating shaft 3, can find suitable projected position.
Further, also comprise roller 12, described roller 12 is located at described base 1 bottom.Travelling performance is strong.
Further, described first pole 5 is expansion link.Thus the height of projection can be regulated, facilitate student to observe.
The utility model in use, is placed groove 2 by arranging on base 1, thus can be placed in groove by the first pole 5 and the second pole 6 that are provided with projector equipment 8 and projection screen 9, decrease floor area when packing up; First pole 5 and the second pole 6 can listen the second rotating shaft 4 to fold, and are arranged by spring 7, thus the convenient expansion to projection screen 9; First rotating shaft 3 can carry out the rotational angle of control first rotating shaft 3 by controller 11, thus convenient projection, reduce blocking of projector equipment.The utility model structure is simple, easy to use, and movability is strong, projection screen angle adjustable.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.Be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (4)
1. mobile projector device is used in a teaching, it is characterized in that: comprise base, place groove, first rotating shaft, second rotating shaft, first pole, second pole, spring, projector equipment, projection screen and projector equipment groove, described base top is provided with the placement groove of strip, the first rotating shaft is provided with in described placement groove, described first rotating shaft connects the bottom of the first pole, described first pole top connects one end of the second pole by the second rotating shaft, the other end of described second pole is provided with projector equipment, described first pole is folded by the second rotating shaft mutually with the second pole, spring is provided with between in the middle part of described first pole and in the middle part of the second pole, projection screen is provided with described second strut ends bottom described first pole, described first pole bottom is provided with projector equipment groove, described projector equipment is placed in described projector equipment groove.
2. mobile projector device is used in teaching as claimed in claim 1, and it is characterized in that: also comprise controller, described controller connects the first rotating shaft, controls the rotational angle of described first rotating shaft.
3. mobile projector device is used in teaching as claimed in claim 1, and it is characterized in that: also comprise roller, described roller is located at described base bottom.
4. mobile projector device is used in teaching as claimed any one in claims 1 to 3, it is characterized in that: described first pole is expansion link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520619938.1U CN204884227U (en) | 2015-08-18 | 2015-08-18 | Teaching is with removing projection arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520619938.1U CN204884227U (en) | 2015-08-18 | 2015-08-18 | Teaching is with removing projection arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204884227U true CN204884227U (en) | 2015-12-16 |
Family
ID=54828579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520619938.1U Expired - Fee Related CN204884227U (en) | 2015-08-18 | 2015-08-18 | Teaching is with removing projection arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204884227U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110599818A (en) * | 2019-10-29 | 2019-12-20 | 宁夏解忧电子商务有限公司 | Commodity trend display device is used in E-commerce training teaching |
| CN113559484A (en) * | 2021-08-26 | 2021-10-29 | 东莞市宏景运动用品有限公司 | Hanging ball exercising device with water tank |
-
2015
- 2015-08-18 CN CN201520619938.1U patent/CN204884227U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110599818A (en) * | 2019-10-29 | 2019-12-20 | 宁夏解忧电子商务有限公司 | Commodity trend display device is used in E-commerce training teaching |
| CN113559484A (en) * | 2021-08-26 | 2021-10-29 | 东莞市宏景运动用品有限公司 | Hanging ball exercising device with water tank |
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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: 20151216 Termination date: 20160818 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |