CN204970327U - But height -adjusting's novel mathematics blackboard - Google Patents
But height -adjusting's novel mathematics blackboard Download PDFInfo
- Publication number
- CN204970327U CN204970327U CN201520785565.5U CN201520785565U CN204970327U CN 204970327 U CN204970327 U CN 204970327U CN 201520785565 U CN201520785565 U CN 201520785565U CN 204970327 U CN204970327 U CN 204970327U
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- China
- Prior art keywords
- blackboard
- support bar
- jack
- height
- chalk
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Abstract
The utility model discloses a but height -adjusting's novel mathematics blackboard, including blackboard, inferior bracing piece, main tributary vaulting pole, blackboard base, jack, steel rod, chalk box, blackboard eraser box, string rope hole, a chalk section of thick bamboo, gas column footboard, inferior upper end of the support bar is connected with the blackboard back to pass through the screw fixation, inferior bracing piece bottom entry main tributary vaulting pole upper portion, main tributary vaulting pole both sides face is equipped with the several jack, main tributary vaulting pole lower extreme is connected with blackboard base up end to insert and be fixed from blackboard base bottom face through the screw, in the steel rod inserts the jack, adjust the height of time bracing piece and blackboard, the chalk box sets up and passes through the screw fixation at inferior upper end of the support bar in the upper portion of inferior bracing piece, blackboard back chalk box and blackboard eraser box, a chalk section of thick bamboo sets up the lower extreme of frame on the left of the blackboard, this blackboard can be through the height of adjusting the blackboard, and the mr who satisfies different heights imparts knowledge to students on the blackboard.
Description
Technical field
The utility model relates to a kind of teaching aid of teaching field, particularly relates to a kind of height-adjustable Mathematical blackboard.
Background technology
Blackboard is using in teaching always, has a long history, but in field research, blackboard is all generally be fixed on metope.But along with in institution of higher learning's teaching, the teacher of different height imparts knowledge to students obviously inconvenient on sustained height blackboard, and for making up the deficiencies in the prior art, the utility model aims to provide a kind of height-adjustable Mathematical blackboard.
Utility model content
For making up the deficiencies in the prior art, the utility model aims to provide a kind of height-adjustable Mathematical blackboard.
For realizing this technical purpose, scheme of the present utility model is: height-adjustable Mathematical blackboard, comprises blackboard, secondary support bar, main support rod, blackboard base, jack, steel rod, chalk holder, board wiper box, lanyard hole, chalk barrel, gas column pedal; Secondary post upper is connected with the blackboard back side, and is screwed; Blackboard surrounding is provided with frame; Main support rod top is inserted in secondary support bar lower end; Main support rod two sides are provided with several jack; Main support rod lower end is connected with blackboard base upper surface, and is inserted by screw from blackboard base bottom face and fix; Steel rod inserts in jack, regulates the height of time support bar and blackboard; Chalk holder is arranged at top, the blackboard back side of time support bar; Board wiper box is arranged at the top of chalk holder; Chalk holder and board wiper box are screwed in time post upper; Lanyard hole is arranged at the both sides of blackboard upper side frame; Chalk barrel is arranged at the lower end of blackboard left frame; Gas column pedal is arranged at the bottom at the main support rod back side, is connected with the flexible gas column in main support rod.
Further: the color of blackboard panel is blackish green; Jack is provided with four.
Further: the cross section of secondary support bar and main support rod is in square; Blackboard base is rounded.
Further: to establish flexible gas column in main support rod, can adjust time position of support bar in main support rod, then steel rod inserts jack and fixes.
The utility model effect: this blackboard, can by regulating the height of blackboard, and the teacher meeting different height imparts knowledge to students on blackboard, is especially applicable to math teacher and uses in the class in education and guidance; Structure is simple, and practical, long service life, is applicable to promoting the use of.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is side structure schematic diagram of the present utility model;
Wherein: blackboard 1, secondary support bar 2, main support rod 3, blackboard base 4, jack 5, steel rod 6, chalk holder 7, board wiper box 8, lanyard hole 9, chalk barrel 10, gas column pedal 11.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.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.
Refer to Fig. 1-2, in the utility model embodiment, height-adjustable Mathematical blackboard, comprises blackboard, secondary support bar, main support rod, blackboard base, jack, steel rod, chalk holder, board wiper box, lanyard hole, chalk barrel, gas column pedal; Secondary post upper is connected with the blackboard back side, and is screwed; Blackboard surrounding is provided with frame; Main support rod top is inserted in secondary support bar lower end; Main support rod is provided with two sides and is provided with several jack; Main support rod lower end is connected with blackboard base upper surface, and is inserted by screw from blackboard base bottom face and fix; Steel rod inserts in jack, regulates the height of time support bar and blackboard; Chalk holder is arranged at top, the blackboard back side of time support bar; Board wiper box is arranged at the top of chalk holder; Chalk holder and board wiper box are screwed in time post upper; Lanyard hole is arranged at the both sides of blackboard upper side frame; Chalk barrel is arranged at the lower end of blackboard left frame; Gas column pedal is arranged at the bottom at the main support rod back side, is connected with the flexible gas column in main support rod.
As further technical scheme of the present utility model: the color of blackboard panel is blackish green; Jack is provided with four; The cross section of secondary support bar and main support rod is in square; Blackboard base is rounded.
As further technical scheme of the present utility model: establish flexible gas column in main support rod, can adjust time position of support bar in main support rod, then steel rod inserts jack and fixes.
Operation principle of the present utility model is: trample gas column pedal, and flexible gas column length changes, and can adjust time position of support bar in main support rod, and then steel rod inserts jack and fixes, and realizes the adjustment of blackboard height; The blackboard back side is connected with time post upper, and is screwed, also can dismounting and change blackboard; Blackboard is provided with lanyard hole, also can tie down lanyard hole separately through lanyard, be suspended on metope; Chalk barrel is arranged at the lower end of blackboard left frame, can chalk is placed in chalk barrel when giving lessons temporarily; This blackboard, can by regulating the height of blackboard, and the teacher meeting different height imparts knowledge to students on blackboard, is especially applicable to math teacher and uses in the class in education and guidance.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
The above; be only preferred embodiment of the present utility model; not in order to limit the utility model, every above embodiment is done according to technical spirit of the present utility model any trickle amendment, equivalently replace and improve, within the protection domain that all should be included in technical solutions of the utility model.
Claims (2)
1. height-adjustable Mathematical blackboard, comprises blackboard (1), secondary support bar (2), main support rod (3), blackboard base (4), jack (5), steel rod (6), chalk holder (7), board wiper box (8), lanyard hole (9), chalk barrel (10), gas column pedal (11); It is characterized in that: secondary support bar (2) upper end is connected with blackboard (1) back side, and is screwed; Blackboard (1) surrounding is provided with frame; Main support rod (3) top is inserted in secondary support bar (2) lower end; Main support rod (3) two sides are provided with several jack (5); Main support rod (3) lower end is connected with blackboard base (4) upper surface, and is inserted by screw from blackboard base (4) bottom face and fix; Steel rod (6) inserts in jack (5), regulates the height of time support bar (2) and blackboard (1); Chalk holder (7) is arranged at top, blackboard (1) back side of time support bar (2); Board wiper box (8) is arranged at the top of chalk holder (7); Chalk holder (7) and board wiper box (8) are screwed in time support bar (2) upper end; Lanyard hole (9) is arranged at the both sides of blackboard (1) upper side frame: chalk barrel (10) is arranged at the lower end of blackboard (1) left frame; Gas column pedal (11) is arranged at the bottom at main support rod (3) back side, is connected with the flexible gas column in main support rod (3).
2. height-adjustable Mathematical blackboard according to claim 1, is characterized in that: the color in blackboard (1) plate face is blackish green; Jack (5) is provided with four; The cross section of secondary support bar (2) and main support rod (3) is in square; Blackboard base (4) is rounded; Main support rod establishes flexible gas column in (3), can adjust time position of support bar (2) in main support rod (3), and then steel rod (6) inserts jack (5) and fixes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520785565.5U CN204970327U (en) | 2015-09-30 | 2015-09-30 | But height -adjusting's novel mathematics blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520785565.5U CN204970327U (en) | 2015-09-30 | 2015-09-30 | But height -adjusting's novel mathematics blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204970327U true CN204970327U (en) | 2016-01-20 |
Family
ID=55104767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520785565.5U Expired - Fee Related CN204970327U (en) | 2015-09-30 | 2015-09-30 | But height -adjusting's novel mathematics blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204970327U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107319803A (en) * | 2017-06-05 | 2017-11-07 | 马骏 | A kind of teaching component |
| CN108986559A (en) * | 2018-06-15 | 2018-12-11 | 思大学院（深圳）有限公司 | A kind of device imparted knowledge to students for Internet education between school |
-
2015
- 2015-09-30 CN CN201520785565.5U patent/CN204970327U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107319803A (en) * | 2017-06-05 | 2017-11-07 | 马骏 | A kind of teaching component |
| CN108986559A (en) * | 2018-06-15 | 2018-12-11 | 思大学院（深圳）有限公司 | A kind of device imparted knowledge to students for Internet education between school |
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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: 20160120 Termination date: 20160930 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |