CN2093763U - Blackboard eraser with a teaching-rod - Google Patents
Blackboard eraser with a teaching-rod Download PDFInfo
- Publication number
- CN2093763U CN2093763U CN 91207218 CN91207218U CN2093763U CN 2093763 U CN2093763 U CN 2093763U CN 91207218 CN91207218 CN 91207218 CN 91207218 U CN91207218 U CN 91207218U CN 2093763 U CN2093763 U CN 2093763U
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- box body
- closing cap
- seal bootr
- rod
- 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.)
- Pending
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a blackboard eraser with a teaching rod, comprising a teaching rod, a blackboard eraser and a closing cap. The blackboard eraser is characterized in that one end of the box body of the blackboard eraser is connected with the inner side of one end of the upper part of the closing cap by rivets, and the other end is connected with the inner side of the other end of the upper part of the closing cap by an axle pin. The interior of the box body is provided with a spring sheathed with the axle pin, one end of the spring is fixed with the axle pin, and the other end is fixed on the inner wall of the side of the box body. The sleeve tube teaching rod passes through the bottom end of the closing cap and is tightly fixed on the other bottom end of the closing cap. A user can push the blackboard eraser to drive an erasing felt up for erasing the blackboard. The sleeve tube teaching rod can be pulled apart for combining the blackboard eraser and the closing cap into a rectangular solid shaped closed box as the handle of the teaching rod. The utility model has the advantages of convenient operation and carrying, simple structure and low cost.
Description
The utility model relates to a kind of teaching aid, a kind of blackboard eraser with the religion rod of more specifically saying so.
The blackboard eraser that occurs some new designs on the recent market as a kind of blackboard eraser and dust-absorbing blackboard pattern of energy automatic dust collection, though it is healthy to help the teacher, all is that wiping face felt is exposed outside, not only carry inconvenience, and purposes is single.The teacher is general on class to be unable to do without blackboard eraser and religion rod, because blackboard eraser and religion rod are two teaching aids of split, often the teacher suffers from the inconvenience of leaving behind the religion rod and bringing teaching.
The purpose of this utility model provides and a kind ofly carries, easy to use, the blackboard eraser with the excellent function of religion.
The purpose of this utility model is by technical scheme realization once.
The utility model is made up of religion rod, blackboard eraser and seal bootr, it is characterized in that: described blackboard eraser is made up of box body and erasing felt, its box body one end is connected in one end inboard, seal bootr top by rivet, the other end is connected in other end inboard, seal bootr top by pivot pin, is combined into a closed cuboid box.One spring housing is arranged in the blackboard eraser box body on pivot pin, the one end is fixed in pivot pin, and the other end is fixed in the box body side inner walls.Bushing type religion rod passes the other end that seal bootr bottom one end is anchored on the seal bootr bottom.
The utility model has the advantages that because blackboard eraser and bushing type religion rod are integrated, therefore both be convenient to make blackboard eraser usefulness when the teacher erases the board, make the religion rod when being convenient to impart knowledge to students again and use.
Another advantage of the present utility model be carry, easy to use, simple in structure, cheap.
Below in conjunction with accompanying drawing, the utility model is further described by embodiment.
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model embodiment 2 schematic diagrames.
Drawing reference numeral:
1, religion rod, 2, box body, 3, the erasing felt, 4, seal bootr, 5, pivot pin, 6, spring, 7, handle.
Embodiment 1
There are leader's (7) casting blackboard eraser box body (2) one ends to be connected in into Qian shape in the middle of (referring to Fig. 1) side by rivet, its mouthful be the interior turnup of handle (7) one side direction seal bootr (4) upper inner on one side relatively, the other end connects seal bootr (4) upper inner by pivot pin (5), is combined into a closed cuboid box.Have a spring (6) to be enclosed within on the pivot pin (5) in the blackboard eraser box body, the one end is fixed in pivot pin (5), and the other end is fixed in the box body side inner walls.Erasing felt (3) is closely buckled in the blackboard eraser box body (2) on it; The bushing type religion rod (1) of TOE passes one end corner, seal bootr (4) bottom and is threaded onto in the screw of seal bootr (4) the bottom other end.When pulling handle (7), turnover blackboard is wiped box body (2), makes erasing felt (3) upwards, can make blackboard eraser uses, decontrol handle (7),, the blackboard eraser bounce-back is gone back by spring action, chalk dust on the erasing felt (3) can be fallen within from moving in the cuboid box that seal bootr (4) and blackboard eraser be combined into, both cleaned, health, be easy to carry again, draw back cover supervisor rod, also it can be made the handle of religion rod, easy to use.
Embodiment 2
(referring to Fig. 2) blackboard eraser box body (2) two ends connect seal bootr (4) upper inner by the pivot pin (5) of an end staple for strap respectively, one rubber band is installed between two shackles, it is tightened, be placed on the middle pilot pin in blackboard eraser box body bottom in the middle of making it, replace spring function, other is with embodiment 1.
Claims (2)
1, a kind of blackboard eraser with the religion rod is made up of religion rod, blackboard eraser and seal bootr, it is characterized in that:
A, described blackboard eraser are made up of box body and erasing felt, its box body one end is connected in one end inboard, seal bootr top by rivet, the other end is connected in other end inboard, seal bootr top by pivot pin, one spring housing is arranged in the box body on pivot pin, the one end is fixed in pivot pin, and the other end is fixed in the box body side inner walls;
B, bushing type religion rod pass the other end that seal bootr bottom one end is anchored on the seal bootr bottom.
2, blackboard eraser according to claim 1 is characterized in that described seal bootr is connected with blackboard eraser to be combined into a closed cuboid box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91207218 CN2093763U (en) | 1991-04-26 | 1991-04-26 | Blackboard eraser with a teaching-rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91207218 CN2093763U (en) | 1991-04-26 | 1991-04-26 | Blackboard eraser with a teaching-rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2093763U true CN2093763U (en) | 1992-01-22 |
Family
ID=4916708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91207218 Pending CN2093763U (en) | 1991-04-26 | 1991-04-26 | Blackboard eraser with a teaching-rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2093763U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109147473A (en) * | 2018-10-22 | 2019-01-04 | 重庆三峡学院 | A kind of multifunctional teaching rod |
-
1991
- 1991-04-26 CN CN 91207218 patent/CN2093763U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109147473A (en) * | 2018-10-22 | 2019-01-04 | 重庆三峡学院 | A kind of multifunctional teaching rod |
| CN109147473B (en) * | 2018-10-22 | 2021-06-18 | 重庆三峡学院 | Multifunctional teaching stick |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| AD01 | Patent right deemed abandoned | ||
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |