CN206733893U - One kind combines plug-type mathematical teaching apparatus - Google Patents
One kind combines plug-type mathematical teaching apparatus Download PDFInfo
- Publication number
- CN206733893U CN206733893U CN201720217368.2U CN201720217368U CN206733893U CN 206733893 U CN206733893 U CN 206733893U CN 201720217368 U CN201720217368 U CN 201720217368U CN 206733893 U CN206733893 U CN 206733893U
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- CN
- China
- Prior art keywords
- blackboard
- guide rail
- crescent moon
- education
- buckling groove
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- 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.)
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Abstract
The utility model belongs to mathematical education technical field, and plug-type mathematical teaching apparatus is combined more particularly, to one kind；The back side upper and lower ends of described blackboard for education are provided with hiding guide rail, the rear end for hiding guide rail is provided with support storage warehouse, the right-hand member for hiding guide rail is connected with crescent moon rotation pushing piece by rotary shaft, the back side of crescent moon rotation pushing piece is provided with rotary stopper part, the front end of described crescent moon rotation pushing piece is provided with buckling groove, buckling groove is internally provided with anticreep barb, and the inside of buckling groove is connected with slider roller, and slider roller is fixed on the upper and lower ends of secondary push-and-pull support.Secondary push-and-pull support is hidden into the back side of blackboard, to ensure the integrality of blackboard, with this simultaneously, secondary push-and-pull support can freely install blackboard or multi-media display device, to meet various forms of teaching needs by it by the crescent moon structural member of rotary push-pull type.
Description
Technical field
The utility model belongs to mathematical education technical field, and plug-type mathematical teaching apparatus is combined more particularly, to one kind.
Background technology
Blackboard is a kind of articles for daily use, and the thing of classroom's indispensability.Make and use is all very convenient, but
On classroom, teacher wants the class offerings of full record on frequent blackboard wiping, and slot milling records other class offerings.In teacher
When erasing the board, substantial amounts of time in classroom is not only occupied, while also brings more labours to teacher, consumes the body of teacher
Power.In addition, teacher when erasing the board, can produce substantial amounts of chalk dust, teacher is easy to suck substantial amounts of chalk dust, to teacher's
Body produces very big harm, while existing blackboard size is fixed, can not adjust combination, not enough in blackboard
When, mostly can by the way of small blackboard is suspended on above big blackboard, it is unsafe simultaneously, use is very inconvenient.
In view of the above-mentioned problems, polylith blackboard is stitched together using rail groove, the area of increase blackboard as far as possible, still
Traditional Push-pull blackboard is overlapped mutually, and causes to realize chaotic and inconvenient for operation.
Utility model content
The defects of the purpose of this utility model is to be directed to prior art and deficiency, there is provided a kind of simple in construction, design is closed
Reason, the plug-type mathematical teaching apparatus of combination easy to use, it is by the crescent moon structural member of rotary push-pull type, by secondary push-and-pull support
The back side of blackboard is hidden into, to ensure the integrality of blackboard, with this simultaneously, secondary push-and-pull support can freely install blackboard or more matchmakers
Body display device, to meet various forms of teaching needs.
To achieve the above object, the technical solution adopted in the utility model is：It includes blackboard for education, sliding rail, pair
Push-and-pull support, depart from notch, sliding rotary device；The positive upper and lower ends of described blackboard for education are provided with sliding rail, sliding
The inside in dynamic rail road is connected with secondary push-and-pull support, and disengaging notch, the right side of blackboard for education are provided with the right side of described sliding rail
End is provided with sliding rotary device；Described sliding rotary device, which includes, hides guide rail, support storage warehouse, rotary shaft, rotation limit
Position part, crescent moon rotation pushing piece, buckling groove, anticreep barb, slider roller；The back side upper and lower ends of described blackboard for education are set
There is hiding guide rail, the rear end for hiding guide rail is provided with support storage warehouse, and the right-hand member for hiding guide rail is connected with by rotary shaft
Crescent moon rotates pushing piece, and the back side of crescent moon rotation pushing piece is provided with rotary stopper part, before described crescent moon rotates pushing piece
End is provided with buckling groove, and buckling groove is internally provided with anticreep barb, and the inside of buckling groove is connected with slider roller, slides rolling
Wheel is fixed on the upper and lower ends of secondary push-and-pull support.
Preferably, the diameter of described slider roller is identical with the width of buckling groove.
Preferably, the width of described hiding guide rail is twice of sliding rail width.
Preferably, the right-hand member of described blackboard for education is provided with corresponding boot seal.
After said structure, the utility model has the beneficial effect that：A kind of plug-type number of combination described in the utility model
Instructional device is learned, secondary push-and-pull support is hidden into the back side of blackboard by the crescent moon structural member of rotary push-pull type by it, black to ensure
The integrality of plate, with this simultaneously, secondary push-and-pull support can freely install blackboard or multi-media display device, to meet multi-form
Teaching need, the utility model has simple in construction, and it is reasonable to set, the advantages that low manufacture cost.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is rotating sliding structural member schematic diagram of the present utility model.
Fig. 3 is the utility model rail section figure.
Fig. 4 is the utility model rotation crescent moon rotation pushing piece motion state diagram.
Description of reference numerals：
Blackboard for education 1, sliding rail 2, secondary push-and-pull support 3, disengaging notch 4, sliding rotary device 5, hiding guide rail 6, branch
Frame storage warehouse 7, rotary shaft 8, rotary stopper part 9, crescent moon rotation pushing piece 10, buckling groove 11, anticreep barb 12, slider roller
13。
Embodiment
Below in conjunction with the accompanying drawings, the utility model is further described.
Referring to as Figure 1-Figure 4, present embodiment adopts the following technical scheme that：It includes blackboard for education 1, slided
Dynamic rail road 2, secondary push-and-pull support 3, depart from notch 4, sliding rotary device 5；The positive upper and lower ends of described blackboard for education 1 are set
It is equipped with sliding rail 2, the inside of sliding rail 2 is connected with secondary push-and-pull support 3, and the right side of described sliding rail 2 is provided with de-
From notch 4, the right-hand member of blackboard for education 1 is provided with sliding rotary device 5；Described sliding rotary device 5 include hide guide rail 6,
Support storage warehouse 7, rotary shaft 8, rotary stopper part 9, crescent moon rotation pushing piece 10, buckling groove 11, anticreep barb 12, slider roller
13；The back side upper and lower ends of described blackboard for education 1 are provided with hiding guide rail 6, and the rear end for hiding guide rail 6 is provided with support storage
Storehouse 7, the right-hand member for hiding guide rail 6 are connected with crescent moon rotation pushing piece 10 by rotary shaft 8, and crescent moon rotates the back of the body of pushing piece 10
Face is provided with rotary stopper part 9, and the front end of described crescent moon rotation pushing piece 10 is provided with buckling groove 11, the inside of buckling groove 11
Anticreep barb 12 is provided with, and the inside of buckling groove 11 is connected with slider roller 13, slider roller 13 is fixed on secondary push-and-pull support 3
Upper and lower ends；The diameter of described slider roller 13 is identical with the width of buckling groove 11；The width of described hiding guide rail 6
It is twice of the width of sliding rail 2；The right-hand member of described blackboard for education 1 is provided with corresponding boot seal.
The operation principle of present embodiment：When needing to use secondary push-and-pull support, blackboard for education 1 is unloaded first and is pushed up
The rubber closure at end, then secondary push-and-pull support 3 is pulled out, with this, crescent moon rotates pushing piece 10 with secondary push-and-pull simultaneously
Support 3 is displaced outwardly along hiding guide rail 6, when crescent moon rotation pushing piece 10 reaches the right-hand member for hiding guide rail 6, in rotary shaft 8
Secondary push-and-pull support 3 is rotated to the front end of blackboard for education 1 under cooperation, then blocked the left end of secondary push-and-pull support 3 from notch 4 is departed from
It is connected in sliding rail 2, subsequently promotes secondary push-and-pull support 3 slider roller 13 of right-hand member is departed from buckling groove 11 to the left, realize
Secondary push-and-pull support 3 on sliding rail 2 slidably；When if desired packing up secondary push-and-pull support 3, reverse operating above-mentioned steps are
Can.
After said structure, present embodiment has the beneficial effect that：A kind of combination described in present embodiment
Plug-type mathematical teaching apparatus, secondary push-and-pull support is hidden into the back side of blackboard by the crescent moon structural member of rotary push-pull type by it,
To ensure the integrality of blackboard, with this simultaneously, secondary push-and-pull support can freely install blackboard or multi-media display device, to meet
Various forms of teaching need.
It is described above, only to illustrate the technical solution of the utility model and unrestricted, those of ordinary skill in the art couple
The other modifications or equivalent substitution that the technical solution of the utility model is made, without departing from technical solutions of the utility model
Spirit and scope, it all should cover among right of the present utility model.
Claims (4)
1. one kind combines plug-type mathematical teaching apparatus, it include blackboard for education (1), sliding rail (2), secondary push-and-pull support (3),
Depart from notch (4), sliding rotary device (5)；The positive upper and lower ends of described blackboard for education (1) are provided with sliding rail (2),
The inside of sliding rail (2) is connected with secondary push-and-pull support (3), and described sliding rail is provided with disengaging notch on the right side of (2)
(4), the right-hand member of blackboard for education (1) is provided with sliding rotary device (5)；It is characterized in that：Described sliding rotary device (5) bag
Containing hiding guide rail (6), support storage warehouse (7), rotary shaft (8), rotary stopper part (9), crescent moon rotation pushing piece (10), buckling groove
(11), anticreep barb (12), slider roller (13)；The back side upper and lower ends of described blackboard for education (1) are provided with hiding guide rail
(6) rear end for, hiding guide rail (6) is provided with support storage warehouse (7), and the right-hand member for hiding guide rail (6) is connected by rotary shaft (8) activity
Crescent moon rotation pushing piece (10) is connected to, the back side of crescent moon rotation pushing piece (10) is provided with rotary stopper part (9), described crescent moon
The front end of rotation pushing piece (10) is provided with buckling groove (11), and buckling groove (11) is internally provided with anticreep barb (12), and blocks
The inside of access slot (11) is connected with slider roller (13), and slider roller (13) is fixed on the upper and lower ends of secondary push-and-pull support (3).
A kind of 2. plug-type mathematical teaching apparatus of combination according to claim 1, it is characterised in that：Described slider roller
(13) diameter is identical with the width of buckling groove (11).
A kind of 3. plug-type mathematical teaching apparatus of combination according to claim 1, it is characterised in that：Described hiding guide rail
(6) width is twice of sliding rail (2) width.
A kind of 4. plug-type mathematical teaching apparatus of combination according to claim 1, it is characterised in that：Described blackboard for education
(1) right-hand member is provided with corresponding boot seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720217368.2U CN206733893U (en) | 2017-03-07 | 2017-03-07 | One kind combines plug-type mathematical teaching apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720217368.2U CN206733893U (en) | 2017-03-07 | 2017-03-07 | One kind combines plug-type mathematical teaching apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206733893U true CN206733893U (en) | 2017-12-12 |
Family
ID=60557470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720217368.2U Expired - Fee Related CN206733893U (en) | 2017-03-07 | 2017-03-07 | One kind combines plug-type mathematical teaching apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206733893U (en) |
-
2017
- 2017-03-07 CN CN201720217368.2U patent/CN206733893U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171212 Termination date: 20190307 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |