CN205247703U - Teaching apparatus for economics and management - Google Patents
Teaching apparatus for economics and management Download PDFInfo
- Publication number
- CN205247703U CN205247703U CN201521125900.5U CN201521125900U CN205247703U CN 205247703 U CN205247703 U CN 205247703U CN 201521125900 U CN201521125900 U CN 201521125900U CN 205247703 U CN205247703 U CN 205247703U
- Authority
- CN
- China
- Prior art keywords
- display screen
- universal joint
- telescopic tube
- right display
- slider
- 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
Links
Abstract
The utility model discloses a teaching apparatus for economics and management, including the main display screen, left side display screen and right display screen, main display screen back mounted has the slide rail, movable mounting has two sliders on the slide rail, install left display screen through a telescopic tube on one of them slider, install right display screen through the 2nd telescopic tube on another slider, a telescopic tube one end is passed through the universal joint and is linked to each other with the slider, the other end passes through the universal joint and links to each other with left display screen, the 2nd telescopic tube one end is passed through the universal joint and is linked to each other with the slider, the other end passes through the universal joint and links to each other with right display screen, all install infrared projection keyboard on main display screen, left display screen and the right display screen. The utility model discloses constitute by three display screen, can carry out the broadcast of different contents as required, can change the connection angle of three display screen simultaneously as required, and whole device can remove in the classroom, make things convenient for the use greatly.
Description
Technical field
The utility model relates to economics management domain, is specifically related to a kind of science of economic management instructional device.
Background technology
In science of economic management teaching, often need to use projecting apparatus to carry out the projection of data, when needs are shown twoWhen the relevant page, need to ceaselessly switch, use inconveniently, projection arrangement is fixed knot simultaneouslyStructure cannot move as required in classroom.
Utility model content
For addressing the above problem, the utility model provides a kind of science of economic management instructional device, aobvious by threeShow that screen forms, can carry out as required the broadcasting of different content, can change as required three simultaneously and showShow the connection angle of screen, and whole device can move in classroom, greatly facilitate use.
For achieving the above object, the technical scheme that the utility model is taked is:
Science of economic management instructional device, comprises main display, left display screen and right display screen, the main display back of the bodyFace is provided with slide rail, is movably installed with two slide blocks on slide rail, passes through the first telescopic tube on one of them slide blockLeft display screen is installed, on another slide block, by the second telescopic tube, right display screen is installed, first is flexibleSleeve pipe one end is connected with slide block by universal joint, and the other end is connected with left display screen by universal joint, and second stretchesHeat-Shrinkable Tubings one end is connected with slide block by universal joint, and the other end is connected with right display screen by universal joint, described inOn main display, left display screen and right display screen, infrared projection keyboard is all installed.
As preferably, also comprise the base with universal wheel.
As preferably, base upper end is provided with operating desk by electric expansion bar.
As preferably, in described operating desk, be provided with pull plate.
The utlity model has following beneficial effect:
Formed by three display screens, can carry out as required the broadcasting of different content, simultaneously can be according to needWill pass through the connection angle of slide block, universal joint, three display screens of telescopic tube change, and whole device is passableIn classroom, move, greatly facilitate use.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the structure schematic diagram of main display in Fig. 1.
Detailed description of the invention
In order to make the purpose of this utility model and advantage clearer, below in conjunction with embodiment to this practicalityNovel being further elaborated. Should be appreciated that specific embodiment described herein is only in order to explainThe utility model, and be not used in restriction the utility model.
As shown in Figure 1-2, the utility model embodiment provides a kind of science of economic management instructional device, comprisesMain display 1, left display screen 8 and right display screen 7, main display 1 back side is provided with slide rail 2, slide rail 2On be movably installed with two slide blocks 3, on one of them slide block 3, by the first telescopic tube 6, left demonstration is installedScreen 8, is provided with right display screen 7, the first telescopic tubes by the second telescopic tube 5 on another slide block 36 one end are connected with slide block 3 by universal joint 4, and the other end is connected with left display screen 8 by universal joint 4,Second telescopic tube 5 one end are connected with slide block 3 by universal joint 4, and the other end shows with right by universal joint 4Show that screen 7 is connected, and is all provided with infrared projection on described main display 1, left display screen 8 and right display screen 7Keyboard 9.
Also comprise the base 14 with universal wheel 15.
Base 14 upper ends are provided with operating desk 10 by electric expansion bar 13.
In described operating desk 10, be provided with pull plate 11.
Wherein, infrared projection keyboard 9 passes through wireless with main display 1, left display screen 8 and right display screen 7Signal connects, and in described operating desk 10, battery is installed, described battery and main display 1, Zuo XianShow that screen 8 is connected with right display screen 7, universal wheel 15, electric expansion bar 13, left display screen 8 and right demonstrationShield 7 measure-alikely, main display 1 is of a size of left display screen 8, right display screen 7 sizes 2 times, instituteState main display 1, left display screen 8 and right display screen 7 all by being wirelessly connected with remote controller.
The above is only preferred embodiment of the present utility model, it should be pointed out that for the artThose of ordinary skill, not departing under the prerequisite of the utility model principle, can also make some improvementAnd retouching, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. science of economic management instructional device, is characterized in that, comprises main display (1), left display screen (8)With right display screen (7), main display (1) back side is provided with slide rail (2), upper movable installation of slide rail (2)Have two slide blocks (3), one of them slide block (3) is upper is provided with left display screen by the first telescopic tube (6)(8), another slide block (3) is upper is provided with right display screen (7), first by the second telescopic tube (5)Telescopic tube (6) one end is connected with slide block (3) by universal joint (4), and the other end is by universal joint (4)Be connected with left display screen (8), the second telescopic tube (5) one end is by universal joint (4) and slide block (3)Be connected, the other end is connected with right display screen (7) by universal joint (4), described main display (1), a left sideOn display screen (8) and right display screen (7), infrared projection keyboard (9) is all installed.
2. science of economic management instructional device according to claim 1, is characterized in that, also comprises a bandThe base (14) of universal wheel (15).
3. science of economic management instructional device according to claim 2, is characterized in that, base (14)Upper end is provided with operating desk (10) by electric expansion bar (13).
4. science of economic management instructional device according to claim 3, is characterized in that, described operating desk(10) in, be provided with pull plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521125900.5U CN205247703U (en) | 2015-12-23 | 2015-12-23 | Teaching apparatus for economics and management |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521125900.5U CN205247703U (en) | 2015-12-23 | 2015-12-23 | Teaching apparatus for economics and management |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205247703U true CN205247703U (en) | 2016-05-18 |
Family
ID=55946785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521125900.5U Expired - Fee Related CN205247703U (en) | 2015-12-23 | 2015-12-23 | Teaching apparatus for economics and management |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205247703U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106056993A (en) * | 2016-08-16 | 2016-10-26 | 渤海大学 | Novel English teaching equipment |
-
2015
- 2015-12-23 CN CN201521125900.5U patent/CN205247703U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106056993A (en) * | 2016-08-16 | 2016-10-26 | 渤海大学 | Novel English teaching equipment |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160518 Termination date: 20161223 |