CN202399747U - Fixed blackboard with blackboard erasers - Google Patents
Fixed blackboard with blackboard erasers Download PDFInfo
- Publication number
- CN202399747U CN202399747U CN2011204862150U CN201120486215U CN202399747U CN 202399747 U CN202399747 U CN 202399747U CN 2011204862150 U CN2011204862150 U CN 2011204862150U CN 201120486215 U CN201120486215 U CN 201120486215U CN 202399747 U CN202399747 U CN 202399747U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- fixed
- gripper shoe
- eraser
- supporting board
- 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
Links
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a fixed blackboard with blackboard erasers, which comprises a blackboard, slides, a supporting board, a fixed blackboard eraser, a moving blackboard eraser, a rotary block, a rotary shaft, a baffle, a handle, a groove and pulleys. The fixed blackboard with blackboard erasers is characterized in that the slides are positioned at the top end and the bottom of the blackboard, the supporting board is in slidable connection with the blackboard through the pulleys, the fixed blackboard eraser is fixedly connected to the upper portion and the lower portion of the inner side of the supporting board, the moving blackboard eraser is arranged in the inner middle of the supporting board, the groove is arranged on the left half portion of the outer middle of the supporting board, the rotary shaft is arranged in the center of the supporting board, the rotary block is capable of rotating around the rotary shaft, and the handle is positioned on the left surface of the moving blackboard eraser. The fixed blackboard with the blackboard erasers can be integrally used for erasing writing on the blackboard and can be also taken out independently for erasing a small part of writing, thereby being convenient in use.
Description
Technical field
The utility model relates to a kind of fixed blackboard with blackboard eraser.
Background technology
The fixed blackboard of band blackboard eraser on the market generally can only wholely be wiped the content on the blackboard now, but has no idea to wipe a fraction of content, uses inconvenience very.
Summary of the invention
The purpose of the utility model provides the whole device of wiping writing on the blackboard with part of wiping of a kind of ability.
The utility model has been announced a kind of fixed blackboard with blackboard eraser; Comprise blackboard, slideway, gripper shoe, fixed black blackboard eraser, mobile blackboard wiping, switch block, rotating shaft, baffle plate, handle, groove and pulley, it is characterized in that: slideway is positioned at the top and the bottom of blackboard, and gripper shoe and blackboard are slided by pulley and link; The fixed black blackboard eraser is fixedly connected on the inboard top and the bottom of gripper shoe; The inboard mid portion of gripper shoe is that mobile blackboard is wiped, the left-half of groove in the middle of the gripper shoe outside, and the gripper shoe center is a rotating shaft; Switch block can rotate around the axis, and handle is positioned at the left surface that mobile blackboard is wiped.
Beneficial effect: the fixed blackboard of this band blackboard eraser has fixed black blackboard eraser and mobile blackboard to wipe, and class is wiped the writing of the own and fraction of the whole space of a whole page simultaneously, and is easy to use.
Description of drawings
Fig. 1 is the external structure sketch map of a kind of fixed blackboard with blackboard eraser of the utility model embodiment.
Fig. 2 is the inside structure sketch map of a kind of fixed blackboard with blackboard eraser of the utility model embodiment.
The specific embodiment
The explanation of mark among the figure: blackboard 1, slideway 2, gripper shoe 3, fixed black blackboard eraser 4, mobile blackboard wiping 5, switch block 6, rotating shaft 7, baffle plate 8, handle 9, groove 10 and pulley 11.
The fixed blackboard of band blackboard eraser shown in Figure 1 is made up of blackboard 1, slideway 2, gripper shoe 3, fixed black blackboard eraser 4, mobile blackboard wiping 5, switch block 6, rotating shaft 7, baffle plate 8, handle 9, groove 10 and pulley 11.During use, when needs are whole when wiping, rotate switch block 6 to vertical direction, this moment, switch block 6 was blocked by baffle plate 8, can't move, and promoted whole gripper shoe 3, and gripper shoe 3 moves along slideway 2, can whole wiping.When needs are single when wiping, rotate switch block 6 to horizontal direction, make it can pass through groove 10, adept handle 9 takes off mobile blackboard and wipes 5, gets final product the independent content of wiping fraction.
Claims (1)
1. fixed blackboard with blackboard eraser; Comprise blackboard, slideway, gripper shoe, fixed black blackboard eraser, mobile blackboard wiping, switch block, rotating shaft, baffle plate, handle, groove and pulley, it is characterized in that: slideway is positioned at the top and the bottom of blackboard, and gripper shoe and blackboard are slided by pulley and link; The fixed black blackboard eraser is fixedly connected on the inboard top and the bottom of gripper shoe; The inboard mid portion of gripper shoe is that mobile blackboard is wiped, the left-half of groove in the middle of the gripper shoe outside, and the gripper shoe center is a rotating shaft; Switch block can rotate around the axis, and handle is positioned at the left surface that mobile blackboard is wiped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204862150U CN202399747U (en) | 2011-11-30 | 2011-11-30 | Fixed blackboard with blackboard erasers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204862150U CN202399747U (en) | 2011-11-30 | 2011-11-30 | Fixed blackboard with blackboard erasers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202399747U true CN202399747U (en) | 2012-08-29 |
Family
ID=46697417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204862150U Expired - Fee Related CN202399747U (en) | 2011-11-30 | 2011-11-30 | Fixed blackboard with blackboard erasers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202399747U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106530848A (en) * | 2016-12-28 | 2017-03-22 | 山东科技大学 | Mobile type multi-purpose multimedia teaching device |
-
2011
- 2011-11-30 CN CN2011204862150U patent/CN202399747U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106530848A (en) * | 2016-12-28 | 2017-03-22 | 山东科技大学 | Mobile type multi-purpose multimedia teaching device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120829 Termination date: 20121130 |