CN202331265U - Counting frame with a writing board - Google Patents
Counting frame with a writing board Download PDFInfo
- Publication number
- CN202331265U CN202331265U CN2011204520863U CN201120452086U CN202331265U CN 202331265 U CN202331265 U CN 202331265U CN 2011204520863 U CN2011204520863 U CN 2011204520863U CN 201120452086 U CN201120452086 U CN 201120452086U CN 202331265 U CN202331265 U CN 202331265U
- Authority
- CN
- China
- Prior art keywords
- counting frame
- writing board
- abacus
- board
- frame
- 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
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a counting frame with a writing board. The counting frame comprises a counting frame body, wherein counting balls and a transverse barrier are arranged in the counting frame. The counting frame is characterized in that: slideways are respectively formed on the upper rim and the lower rim of the counting frame; sliding rods are arranged on the upper edge and the lower edge of the writing board, and slide along the slideway; the left side of the writing board is connected with the counting frame; a pull handle is arranged on the right side of the writing board; a knob switch is arranged at a position on the surface, which is close to the middle, of the right side of the counting frame; and pulleys are arranged at the ends of the left sides of the sliding rods on the writing board. Compared with the prior art, the counting frame has a simple structure and a rational design; students can write characters and draw pictures as well as count; the counting frame does not occupy any space, is used conveniently and flexibly, and is convenient to carry.
Description
Technical field
The utility model relates to the study article technical field, a kind of specifically abacus with board.
Background technology
Rechoning by the abacus is a kind of computational tool that people use always, but function is all more single, when people use rechoning by the abacus; Often need be with the numeral of being calculated under the notes; And then calculate one time, confirmed to be calculated to mistake, suchly just need look for paper to write down; Can bring inconvenience to people like this, so need carry out technological improvement.
Summary of the invention
The purpose of the utility model is in order to remedy the defective of prior art, and a kind of abacus that can rechoning by the abacus can write again is provided.
The utility model solves the technical scheme that its technical matters adopted: comprise the abacus body; Be provided with bead and crosspiece in the abacus frame, it is characterized in that: abacus frame be respectively arranged with slideway on two frames up and down, board up and down two edges is provided with litter; And slide along slideway; The left side of board is connected with abacus frame, and the right side of board is provided with handle, and the right lateral surface of abacus frame is provided with rotary switch by the centre position.
Litter left end on the described board is provided with pulley.
The utility model is compared with prior art, and is simple in structure, reasonable in design, and classmates can write, draw a picture, again can rechoning by the abacus, neither take up room, easy to use again flexibly, be easy to carry.
Description of drawings
Accompanying drawing 1 is the structural representation of abacus of the band board of the utility model.
Embodiment
Abacus with reference to the band board of 1 pair of the utility model of Figure of description is done explanation at length.
Its structure of abacus of the band board of the utility model is by abacus frame 1, bead 2, and slideway 3, pulley 4, rotary switch 5, board 6 is formed with handle 7.Be provided with bead 2 and crosspiece in the abacus frame 1; It is characterized in that: be respectively arranged with slideway 3 on two frames up and down of abacus frame 1; Board is provided with litter in two edges about in the of 6, and slides along slideway 3, and the left side of board 6 is connected with abacus frame 1; The right side of board 6 is provided with handle 7, and the right lateral surface of abacus frame 1 is provided with rotary switch 5 by the centre position; Litter left end on the described board 6 is provided with pulley 4.During use, open rotary switch 5, hold handle 7 and pull out board 6 and promptly can use, so neither take up room, easy to usely again be easy to carry flexibly, make it make full use of resource, accomplish to make the best use of everything.
Claims (2)
1. the abacus of band board comprises the abacus body, is provided with bead and crosspiece in the abacus frame; It is characterized in that: abacus frame be respectively arranged with slideway on two frames up and down; Board is provided with litter in two edges up and down, and slides along slideway, and the left side of board is connected with abacus frame; The right side of board is provided with handle, and the right lateral surface of abacus frame is provided with rotary switch by the centre position.
2. the abacus of band board according to claim 1 is characterized in that: the litter left end on the described board is provided with pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204520863U CN202331265U (en) | 2011-11-16 | 2011-11-16 | Counting frame with a writing board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204520863U CN202331265U (en) | 2011-11-16 | 2011-11-16 | Counting frame with a writing board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202331265U true CN202331265U (en) | 2012-07-11 |
Family
ID=46443239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204520863U Expired - Fee Related CN202331265U (en) | 2011-11-16 | 2011-11-16 | Counting frame with a writing board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202331265U (en) |
-
2011
- 2011-11-16 CN CN2011204520863U patent/CN202331265U/en not_active Expired - Fee Related
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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: 20120711 Termination date: 20121116 |