CN204432116U - A kind of board for teaching mathematics - Google Patents
A kind of board for teaching mathematics Download PDFInfo
- Publication number
- CN204432116U CN204432116U CN201520088965.0U CN201520088965U CN204432116U CN 204432116 U CN204432116 U CN 204432116U CN 201520088965 U CN201520088965 U CN 201520088965U CN 204432116 U CN204432116 U CN 204432116U
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- CN
- China
- Prior art keywords
- plate body
- laser beam
- switch
- horizontal
- reflector
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Abstract
The utility model discloses a kind of board for teaching mathematics, it relates to teaching apparatus for mathematics technical field, the top of plate body is provided with two installing racks, between two installing racks, mounting bar is installed, several longitudinal laser beam and several horizontal laser beam are arranged on left end and the upper end of plate body respectively uniformly, the right-hand member of plate body and lower end are separately installed with longitudinal reflector, horizontal reflector, battery, switch is installed in the downside of plate body, battery is connected with one end of switch, the other end of switch respectively with several longitudinal laser beam, horizontal laser beam connects, parcel tray is arranged on the bottom of plate body, sliding panel is plugged on the upper end of plate body, be connected with one end of expansion link by regulating shaft in sliding tray on sliding panel, the other end of expansion link is provided with a rack, the utility model is convenient to realize speedy teaching, saves the time, improves effect, easy and simple to handle, easy to use.
Description
Technical field
The utility model relates to a kind of board for teaching mathematics, belongs to teaching apparatus for mathematics technical field.
Background technology
Mathematics (mathematics), is called for short maths(British English) or math(Amerenglish) be the ancient subject of of the concepts such as research quantity, structure, change, space and information, viewed from certain angle, belong to the one of formal science.Be divided into higher mathematics and elementary mathematics, also the set of handlebar senior middle school complexity, algebraically, geometry are called medium mathematics. it plays irreplaceable effect in development of human history and social life, is also study and the requisite basic tool of research modern science and technology.
Existing board for teaching mathematics is inconvenient in use, and complicated operation, loses time, inefficiency.
Utility model content
For the problems referred to above, the technical problems to be solved in the utility model is to provide a kind of board for teaching mathematics.
A kind of board for teaching mathematics of the present utility model, it comprises plate body, installing rack, mounting bar, longitudinal laser beam, horizontal laser beam, longitudinal reflector, horizontal reflector, battery, switch, parcel tray, sliding panel, regulating shaft, expansion link, rack, the top of plate body is provided with two installing racks, between two installing racks, mounting bar is installed, several longitudinal laser beam and several horizontal laser beam are arranged on left end and the upper end of plate body respectively uniformly, the right-hand member of plate body and lower end are separately installed with longitudinal reflector, horizontal reflector, battery, switch is installed in the downside of plate body, battery is connected with one end of switch, the other end of switch respectively with several longitudinal laser beam, horizontal laser beam connects, parcel tray is arranged on the bottom of plate body, sliding panel is plugged on the upper end of plate body, be connected with one end of expansion link by regulating shaft in sliding tray on sliding panel, the other end of expansion link is provided with a rack.
As preferably, in described parcel tray, be provided with several dividing plate.
As preferably, a described rack is provided with standing groove.
The beneficial effects of the utility model are: be convenient to realize speedy teaching, save the time, improve effect, easy and simple to handle, easy to use.
Accompanying drawing explanation
For ease of illustrating, the utility model is described in detail by following concrete enforcement and accompanying drawing.
Fig. 1 is structural representation of the present utility model.
In figure: 1-plate body; 2-installing rack; 3-mounts bar; The longitudinal laser beam of 4-; The horizontal laser beam of 5-; The longitudinal reflector of 6-; The horizontal reflector of 7-; 8-battery; 9-switch; 10-parcel tray; 11-sliding panel; 12-regulating shaft; 13-expansion link; 14-rack.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly understand, below by the specific embodiment shown in accompanying drawing, the utility model is described.But should be appreciated that, these describe just exemplary, and do not really want to limit scope of the present utility model.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring concept of the present utility model.
As shown in Figure 1, this detailed description of the invention by the following technical solutions: it comprises plate body 1, installing rack 2, mounting bar 3, longitudinal laser beam 4, horizontal laser beam 5, longitudinal reflector 6, horizontal reflector 7, battery 8, switch 9, parcel tray 10, sliding panel 11, regulating shaft 12, expansion link 13, rack 14, the top of plate body 1 is provided with two installing racks 2, be provided with mounting bar 3 between two installing racks 2, several longitudinal laser beam 4 and several horizontal laser beam 5 are arranged on left end and the upper end of plate body 1 respectively uniformly, and the right-hand member of plate body 1 and lower end are separately installed with longitudinal reflector 6, horizontal reflector 7, battery 8, switch 9 is installed in the downside of plate body 1, and battery 8 is connected with one end of switch 9, the other end of switch 9 respectively with several longitudinal laser beam 4, horizontal laser beam 5 connects, and parcel tray 10 is arranged on the bottom of plate body 1, and sliding panel 11 is plugged on the upper end of plate body 1, and be connected with one end of expansion link 13 by regulating shaft 12 in the sliding tray on sliding panel 11, the other end of expansion link 13 is provided with a rack 14.
Further, several dividing plate is provided with in described parcel tray 10.
Further, a described rack 14 is provided with standing groove.
The operation principle of this detailed description of the invention is: several longitudinal laser beam 4 constitutes grid lines with several horizontal laser beam 5, be convenient to picture coordinate, and adopt regulating shaft 12 and expansion link 13 to realize picture circle or camber line, easy to use, easy and simple to handle, improve operating efficiency.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. a board for teaching mathematics, is characterized in that: it comprises plate body (1), installing rack (2), mounting bar (3), longitudinal laser beam (4), horizontal laser beam (5), longitudinal reflector (6), horizontal reflector (7), battery (8), switch (9), parcel tray (10), sliding panel (11), regulating shaft (12), expansion link (13), rack (14), the top of plate body (1) is provided with two installing racks (2), mounting bar (3) is installed between two installing racks (2), several longitudinal laser beam (4) and several horizontal laser beam (5) are arranged on left end and the upper end of plate body (1) respectively uniformly, and the right-hand member of plate body (1) and lower end are separately installed with longitudinal reflector (6), horizontal reflector (7), battery (8), switch (9) is installed in the downside of plate body (1), and battery (8) is connected with one end of switch (9), the other end of switch (9) respectively with several longitudinal laser beam (4), horizontal laser beam (5) connects, parcel tray (10) is arranged on the bottom of plate body (1), sliding panel (11) is plugged on the upper end of plate body (1), be connected with one end of expansion link (13) by regulating shaft (12) in sliding tray on sliding panel (11), the other end of expansion link (13) is provided with a rack (14).
2. a kind of board for teaching mathematics according to claim 1, is characterized in that: be provided with several dividing plate in described parcel tray (10).
3. a kind of board for teaching mathematics according to claim 1, is characterized in that: a described rack (14) is provided with standing groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520088965.0U CN204432116U (en) | 2015-02-09 | 2015-02-09 | A kind of board for teaching mathematics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520088965.0U CN204432116U (en) | 2015-02-09 | 2015-02-09 | A kind of board for teaching mathematics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204432116U true CN204432116U (en) | 2015-07-01 |
Family
ID=53600028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520088965.0U Expired - Fee Related CN204432116U (en) | 2015-02-09 | 2015-02-09 | A kind of board for teaching mathematics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204432116U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105691056A (en) * | 2016-02-03 | 2016-06-22 | 南京工程学院 | Multifunctional drawing board |
| CN105810046A (en) * | 2016-05-22 | 2016-07-27 | 湖南城市学院 | Teaching board for mathematics |
| CN105894869A (en) * | 2016-06-30 | 2016-08-24 | 吉林化工学院 | Higher mathematic teaching aid |
-
2015
- 2015-02-09 CN CN201520088965.0U patent/CN204432116U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105691056A (en) * | 2016-02-03 | 2016-06-22 | 南京工程学院 | Multifunctional drawing board |
| CN105810046A (en) * | 2016-05-22 | 2016-07-27 | 湖南城市学院 | Teaching board for mathematics |
| CN105894869A (en) * | 2016-06-30 | 2016-08-24 | 吉林化工学院 | Higher mathematic teaching aid |
| CN105894869B (en) * | 2016-06-30 | 2018-09-07 | 吉林化工学院 | A kind of Higher Mathematics Teaching apparatus |
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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: 20150701 Termination date: 20160209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |