CN203818838U - Display board for economics teaching - Google Patents
Display board for economics teaching Download PDFInfo
- Publication number
- CN203818838U CN203818838U CN201420233840.8U CN201420233840U CN203818838U CN 203818838 U CN203818838 U CN 203818838U CN 201420233840 U CN201420233840 U CN 201420233840U CN 203818838 U CN203818838 U CN 203818838U
- Authority
- CN
- China
- Prior art keywords
- graphic panel
- teaching
- fixed base
- base plate
- economics
- 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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- Drawing Aids And Blackboards (AREA)
- Overhead Projectors And Projection Screens (AREA)
Abstract
The utility model discloses a display board for economics teaching. The display board comprises a fixed bottom board body, a display board body and a rolling device. The upper end and the lower end of the fixed bottom board body are respectively provided with a rail, and the display board body is embedded in the rails and can move in the rails. The rolling device is arranged on the left end face of the fixed bottom board body and comprises a rolling barrel, a rolling shaft and a rolling spring, wherein the rolling barrel is connected to the rolling shaft through the rolling spring, a projection curtain used for a projector is further wound around the rolling barrel, and the other end of the projection curtain is connected to the display board body. The display board body of the display board can be pulled out rightwards from the rails of the fixed bottom board body, the projection curtain can be pulled out of the rolling device while the display board body is pulled out, and the projection curtain is used in cooperation with the projector. Thus, the display board can be used for blackboard-writing teaching, the display board can be used as the projection curtain, and teaching quality and efficiency are improved.
Description
Technical field
The utility model relates to a kind of Teaching of Economics aid, specifically a kind of Teaching of Economics Graphic Panel.
Background technology
Economics teacher is in giving the process of students give lessons, need to use Graphic Panel and show teaching content to student, but traditional Graphic Panel is not easy to carry, design unreasonable, economy is write to give lectures and generally can be used multimedia instructional device in addition, and multimedia is arranged on the inside, classroom conventionally, and Graphic Panel cannot be used in combination with multimedia teaching apparatus, such as projection screen can not be used in conjunction with blackboard, very inconvenient during teaching; Most of Graphic Panels are after writing on the blackboard in addition, and the writing on erasing blackboard is also relatively required great effort, the efficiency of teaching in impact.
Utility model content
The purpose of this utility model is the deficiency existing for prior art, provides a kind of and not only can easily clear up Graphic Panel face, the Teaching of Economics Graphic Panel that can also use as projection screen.
The purpose of this utility model is the deficiency existing for prior art, and a kind of Teaching of Economics Graphic Panel is provided, and it is characterized in that: comprise that fixed base plate, Graphic Panel and volume draw device; Described fixed base plate is the track that the fixed base plate of middle part hollow out and the two ends up and down of fixed base plate are equipped with groove type, and described Graphic Panel is embedded in this track, and described Graphic Panel can slide in orbit under the effect of external force; Described volume draws device to be arranged on the left side of fixed base plate, and volume draws device to comprise that reel, spool and volume draw spring, described reel draws spring to be connected on spool by volume, and is also wound with for projecting apparatus projection screen on reel, and the other end of this projection screen is connected on Graphic Panel; Roll up and draw the right-hand member of device to be also provided with an axle, this axle is arranged on firm banking, and on this axle, be provided with one can rotation compression roll shaft, this surface pressure that compresses roll shaft on projection screen, can with projection screen CONTACT WITH FRICTION; The low order end of described firm banking is also provided with baffle plate, this baffle plate is boss type baffle plate, can be inserted in the hollow out position of right-hand member of fixed base plate and be flexibly connected with fixed base plate, and also be provided with the bristle perpendicular with baffle plate end face on the end face that is close of this baffle plate and Graphic Panel; The bottom of this bristle can touch on Graphic Panel and wipe the writing of Graphic Panel; The right side of described fixed base plate is also provided with an accommodation space, and the position up and down of the right-hand member of described fixed base plate is also hinged with two cylindrical levers by articulated elements; Described columniform pin can move in a circle around the right side of firm banking and screws in and screw out in accommodation space, and described cylindrical lever is telescopic two joint levers, and on the surface of first segment pin, being provided with a small-sized limiting plate, described limiting plate can hold pulls out rear Graphic Panel.
As preferably, on described compression roll shaft, be also provided with protruding particle, this projection is evengranular to be distributed on the surface that compresses roll shaft.The utility model arranges protruding particle and can be good at compressing projection screen, keeps the rate of tension of projection screen.
As preferably, described protruding particle becomes semicircular protruding particle, and this projection particle can compress projection screen.
As preferably, the projection that described protruding particle is soft plastic.
As preferably, described bristle is plastics brush with soft.Brush with soft can better be wiped the writing above Graphic Panel, and very durable.
As preferably, the top and bottom of described firm banking are equipped with soft lanyard.Soft lanyard can hang over the utility model on wall and use, very convenient.
As preferably, one end of described Graphic Panel is also provided with " ten " character-shaped pull bar.The pull bar that " ten " word is capable both can be used as pull bar and had used, and can be used as again the spacing tool of Graphic Panel, at one stroke dual-purpose.
As preferably, on described baffle plate, be also provided with square pull bar.
As preferably, described articulated elements is folding.
As preferably, described accommodation space is provided with two altogether
Beneficial effect: the Graphic Panel in the utility model can be pulled out to the right from the track of fixed base plate, when pulling out, projection screen can be drawn in device and pulls out from volume, coordinate projecting apparatus projection to use, so both having can be used as Graphic Panel traditional instruction uses, can use as projection screen again, improve the quality of teaching and efficiency, and compression roll shaft is set keeps the rate of tension of projection screen can access better drop shadow effect, the telescopic lever arranging in addition can extend to the right, the length of projection screen is extended always, be not subject to the restriction of firm banking and Graphic Panel, and can under the effect of articulated elements, put in accommodation space no time, saving takes up room, Graphic Panel hairbrush in baffle plate when pulling can be cleared up writing on Graphic Panel, the burden while alleviating teaching.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is that Graphic Panel of the present utility model is embedded in the schematic diagram in firm banking;
Fig. 3 is baffle plate of the present utility model and firm banking scheme of installation;
Fig. 4 is top view of the present utility model.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, further illustrate the utility model, the present embodiment is implemented take technical solutions of the utility model under prerequisite, should understand these embodiment and only for the utility model is described, be not used in restriction scope of the present utility model.
As shown in Figure 1 to Figure 3, a kind of Teaching of Economics Graphic Panel, is characterized in that: comprise that fixed base plate 1, Graphic Panel 2 and volume draw device 3; Described fixed base plate 1 two ends up and down for the fixed base plate of middle part hollow out and fixed base plate 1 are equipped with the track 4 of groove type, and 2 of described Graphic Panels are embedded in this track 4, and described Graphic Panel (2) can be in the interior slip of track 4 under the effect of external force; Described volume draws device 3 to be arranged on the left side of fixed base plate 1, and volume draws device 3 to comprise that reel 31, spool 32 and volume draw spring 33, described reel 31 draws spring 33 to be connected on spool 32 by volume, and on reel 31, be also wound with for projecting apparatus projection screen 5, and the other end of this projection screen 5 is connected on Graphic Panel 2; Roll up and draw the right-hand member of device 3 to be also provided with an axle 6, this axle 6 is arranged on firm banking 1, and on this axle 6, be provided with one can rotation compression roll shaft 7, this surface pressure that compresses roll shaft 7 on projection screen 5, can with projection screen 5 CONTACT WITH FRICTION; The low order end of described firm banking 1 is also provided with baffle plate 8, this baffle plate 8 is boss type baffle plate, can be inserted in the hollow out position of right-hand member of fixed base plate 1 and be flexibly connected with fixed base plate 1, and also be provided with the bristle 9 perpendicular with baffle plate 8 end faces on the end face that is close of this baffle plate 8 and Graphic Panel 2; The bottom of this bristle 9 can touch on Graphic Panel 2 and wipe the writing of Graphic Panel 2; The right side of described fixed base plate 1 is also provided with an accommodation space 10, and the position up and down of the right-hand member of described fixed base plate 1 is also hinged with two cylindrical levers 11 by articulated elements; Described columniform pin 11 can move in a circle around the right side of firm banking 1 and screws in and screw out in accommodation space 10, and described cylindrical lever 11 is telescopic two joint levers, and on the surface of first segment pin 11, being provided with a small-sized limiting plate 12, described limiting plate 12 can hold pulls out rear Graphic Panel 2.On described compression roll shaft 7, be also provided with protruding particle 71, this projection is evengranular to be distributed on the surface that compresses roll shaft 7.71 one-tenth semicircular protruding particles of described protruding particle, this projection particle 71 can compress projection screen 5.The projection that described protruding particle 71 is soft plastic.Described bristle 9 is plastics brush with soft.The top and bottom of described firm banking 1 are equipped with soft lanyard 13.One end of described Graphic Panel 2 is also provided with " ten " character-shaped pull bar 21.On described baffle plate 8, be also provided with square pull bar 81.Described articulated elements is folding.Described accommodation space 10 is provided with two altogether
Graphic Panel in the utility model can be pulled out to the right from the track of fixed base plate, when pulling out, projection screen can be drawn in device and pulls out from volume, coordinate projecting apparatus projection to use, and arranging on firm banking compresses roll shaft and can compress projection screen and make it keep rate of tension, the situation that there will not be projection screen fold, the utility model both can be used as the traditional instruction use of Graphic Panel like this, can use as projection screen again, improved the quality of teaching and efficiency; And Graphic Panel hairbrush in baffle plate when pulling can be cleared up writing on Graphic Panel, the burden while alleviating teaching.
The right side of fixed base plate of the present utility model is also provided with an accommodation space, and the position up and down of the right-hand member of described fixed base plate is also hinged with the flexible lever of two columniform two joints by articulated elements; Two expansion baffle rods can move in a circle around the right side of firm banking and screw in and screw out in accommodation space, and the surface of first segment pin is provided with a small-sized limiting plate, described limiting plate can hold pulls out rear Graphic Panel and is also extended with cylindrical retracting cylinder; When as a rule Graphic Panel is moved the low order end of firm banking to, the length of projection screen should be enough, if but length is not enough, can open by two expansion links that save, Graphic Panel can continue to pull to the right, and the lower end of Graphic Panel can be placed on limiting plate, as temporary supporting point, the length scale of projection screen just can not be subject to the restriction of firm banking and Graphic Panel like this.
And the turning effort by folding when lever is no is screwed into lever in accommodation space, and minimizing takes up room.
Claims (10)
1. a Teaching of Economics Graphic Panel, is characterized in that: comprise that fixed base plate (1), Graphic Panel (2) and volume draw device (3); Described fixed base plate (1) is equipped with the track (4) of groove type for the two ends up and down of the fixed base plate of middle part hollow out and fixed base plate (1), described Graphic Panel (2) is embedded in this track (4), and described Graphic Panel (2) can slide under the effect of external force in track (4); Described volume draws device (3) to be arranged on the left side of fixed base plate (1), and volume draws device (3) to comprise that reel (31), spool (32) and volume draw spring (33), described reel (31) draws spring (33) to be connected on spool (32) by volume, and on reel (31), be also wound with for projecting apparatus projection screen (5), and the other end of this projection screen (5) is connected on Graphic Panel (2); Roll up and draw the right-hand member of device (3) to be also provided with an axle (6), this axle (6) is arranged on firm banking (1), and on this axle (6), be provided with one can rotation compression roll shaft (7), this surface pressure that compresses roll shaft (7) is upper at projection screen (5), can with projection screen (5) CONTACT WITH FRICTION; The low order end of described firm banking (1) is also provided with baffle plate (8), this baffle plate (8) is boss type baffle plate, can be inserted in the hollow out position of right-hand member of fixed base plate (1) and be flexibly connected with fixed base plate (1), and also be provided with the bristle (9) perpendicular with baffle plate (8) end face on the end face that is close of this baffle plate (8) and Graphic Panel (2); The bottom of this bristle (9) can touch Graphic Panel (2) and go up and wipe the writing of Graphic Panel (2); The right side of described fixed base plate (1) is also provided with an accommodation space (10), and the position up and down of the right-hand member of described fixed base plate (1) is also hinged with two cylindrical levers (11) by articulated elements; Described columniform pin (11) can move in a circle around the right side of firm banking (1) and screws in and screw out in accommodation space (10), and described cylindrical lever (11) is telescopic two joint levers, and being provided with a small-sized limiting plate (12) on the surface of first segment pin (11), described limiting plate (12) can hold pulls out rear Graphic Panel (2).
2. a kind of Teaching of Economics Graphic Panel according to claim 1, is characterized in that: on described compression roll shaft (7), be also provided with protruding particle (71), this projection is evengranular to be distributed on the surface that compresses roll shaft (7).
3. a kind of Teaching of Economics Graphic Panel according to claim 2, is characterized in that: described protruding particle (71) becomes semicircular protruding particle, and this projection particle (71) can compress projection screen (5).
4. a kind of Teaching of Economics Graphic Panel according to claim 2, is characterized in that: described protruding particle (71) is the projection of soft plastic.
5. a kind of Teaching of Economics Graphic Panel according to claim 1, is characterized in that: described bristle (9) is plastics brush with soft.
6. a kind of Teaching of Economics Graphic Panel according to claim 1, is characterized in that: the top and bottom of described firm banking (1) are equipped with soft lanyard (13).
7. a kind of Teaching of Economics Graphic Panel according to claim 1, is characterized in that: one end of described Graphic Panel (2) is also provided with " ten " character-shaped pull bar (21).
8. a kind of Teaching of Economics Graphic Panel according to claim 1, is characterized in that: on described baffle plate (8), be also provided with square pull bar (81).
9. a kind of Teaching of Economics Graphic Panel according to claim 1, is characterized in that: described articulated elements is folding.
10. a kind of Teaching of Economics Graphic Panel according to claim 1, is characterized in that: described accommodation space (10) is provided with two altogether.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420233840.8U CN203818838U (en) | 2014-05-08 | 2014-05-08 | Display board for economics teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420233840.8U CN203818838U (en) | 2014-05-08 | 2014-05-08 | Display board for economics teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203818838U true CN203818838U (en) | 2014-09-10 |
Family
ID=51474375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420233840.8U Expired - Fee Related CN203818838U (en) | 2014-05-08 | 2014-05-08 | Display board for economics teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203818838U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106114005A (en) * | 2016-07-21 | 2016-11-16 | 海宁永欣科技咨询有限公司 | A kind of Multifunctional commerce blank |
| CN106183553A (en) * | 2016-07-21 | 2016-12-07 | 海宁永欣科技咨询有限公司 | A kind of structure improved blank |
| CN107139609A (en) * | 2017-04-21 | 2017-09-08 | 郑州航空工业管理学院 | A kind of teaching of built-in removable template, which is painted, writes plate |
| CN107856443A (en) * | 2017-12-07 | 2018-03-30 | 广州小造电子商务有限公司 | A kind of meeting presentation device |
| CN108032650A (en) * | 2017-12-13 | 2018-05-15 | 虎拜石科技（广州）有限公司 | A kind of vocational training assistant teaching aid |
-
2014
- 2014-05-08 CN CN201420233840.8U patent/CN203818838U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106114005A (en) * | 2016-07-21 | 2016-11-16 | 海宁永欣科技咨询有限公司 | A kind of Multifunctional commerce blank |
| CN106183553A (en) * | 2016-07-21 | 2016-12-07 | 海宁永欣科技咨询有限公司 | A kind of structure improved blank |
| CN106114005B (en) * | 2016-07-21 | 2018-06-15 | 德州职业技术学院 | A kind of Multifunctional commerce blank |
| CN106183553B (en) * | 2016-07-21 | 2018-09-21 | 嘉兴智慧园区营运管理有限公司 | A kind of blank |
| CN107139609A (en) * | 2017-04-21 | 2017-09-08 | 郑州航空工业管理学院 | A kind of teaching of built-in removable template, which is painted, writes plate |
| CN107139609B (en) * | 2017-04-21 | 2018-05-08 | 郑州航空工业管理学院 | A kind of teaching of built-in removable template, which is painted, writes plate |
| CN107856443A (en) * | 2017-12-07 | 2018-03-30 | 广州小造电子商务有限公司 | A kind of meeting presentation device |
| CN108032650A (en) * | 2017-12-13 | 2018-05-15 | 虎拜石科技（广州）有限公司 | A kind of vocational training assistant teaching aid |
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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: 20140910 Termination date: 20150508 |
|
| EXPY | Termination of patent right or utility model |