CN204332170U - A kind of science of economic management plotting sheet with spacing scaleplate - Google Patents
A kind of science of economic management plotting sheet with spacing scaleplate Download PDFInfo
- Publication number
- CN204332170U CN204332170U CN201520022296.7U CN201520022296U CN204332170U CN 204332170 U CN204332170 U CN 204332170U CN 201520022296 U CN201520022296 U CN 201520022296U CN 204332170 U CN204332170 U CN 204332170U
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- China
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- longitudinal
- scaleplate
- sheet frame
- horizontal
- pull bar
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Abstract
A kind of science of economic management plotting sheet with spacing scaleplate.Can solve in the existing plotting sheet drawing course of use, draw nonstandard, even need to wipe and again draw, drawing course is wasted time and energy, easily make mistakes and delay the problem of hours of instruction.Transverse slider establishes the first cavity, the first limiting plate is connected in first cavity, first limiting plate contacts with horizontal tooth plate, horizontal tooth plate is fixed in horizontal concrete chute, first limiting plate is connected with the first pull bar, first pull bar stage casing connects first connecting rod, and first connecting rod is connected with the first handle of longitudinal scaleplate upper surface through longitudinal scaleplate; Longitudinal sliding block establishes the second cavity, second limiting plate one end is connected in second cavity, second limiting plate contacts with longitudinal tooth plate, longitudinal tooth plate is fixed in longitudinal chute, two second limiting plates are connected with the second pull bar, second pull bar stage casing connects second connecting rod, and second connecting rod is connected with second handle through horizontal scaleplate.Cost is low, simple to operate, easy to use and practical.
Description
Technical field
The utility model belongs to teaching field, relates to a kind of teaching aid, especially science of economic management drawing appliance, specifically a kind of science of economic management plotting sheet with spacing scaleplate.
Background technology
The statistical content related in economics and management science teaching process is many, in order to the change allowing student be appreciated that data more intuitively, the mode that needs are drawn carrys out more effectively to show the curve of data variation, cylindricality etc., conveniently draw, a lot of teacher have employed the special plotting sheet of economics and management science, in the existing plotting sheet drawing course of use, what needs were exerted oneself pins scaleplate, otherwise scaleplate will be promoted to rollback in use chalk drawing course, cause drawing nonstandard, even need to wipe again to draw, drawing course is wasted time and energy, easily make mistakes and delay hours of instruction etc.
Summary of the invention
For solving in the existing plotting sheet drawing course of use, what needs were exerted oneself pins scaleplate, otherwise scaleplate will be promoted to rollback in a use drawing course, cause drawing nonstandard, even need to wipe again to draw, drawing course is wasted time and energy, easily make mistakes and delay the problem of hours of instruction, the utility model proposes one, to scaleplate, there is certain limit effect, thus the plotting sheet preventing scaleplate from retreating, its concrete technical scheme is as follows:
A kind of science of economic management plotting sheet with spacing scaleplate, comprise plate body and be connected to the upside sheet frame of plate body surrounding, downside sheet frame, left side sheet frame and right side sheet frame, described upside sheet frame and the relative side of downside sheet frame have transverse opening, horizontal concrete chute is had inside upside sheet frame and downside sheet frame, longitudinal scaleplate two ends connect transverse slider respectively, two transverse sliders snap in the horizontal concrete chute inside upside sheet frame and downside sheet frame respectively, and longitudinal scaleplate stretches out by described transverse opening; Described left side sheet frame and the relative side of right side sheet frame have longitudinal opening, longitudinal chute is had inside left side sheet frame and right side sheet frame, horizontal scaleplate two ends connect longitudinal sliding block respectively, two longitudinal sliding blocks snap in the longitudinal chute inside left side sheet frame and right side sheet frame respectively, and horizontal scaleplate stretches out by described longitudinal opening; Described two transverse slider inside bottom are provided with the first cavity, first limiting plate one end is connected by the first Wind spring axle in first cavity, the first limiting plate other end contacts with horizontal tooth plate, horizontal tooth plate is fixed in horizontal concrete chute, two first limiting plates are connected with the first pull bar, first pull bar is in longitudinal scaleplate inner chamber, and the first pull bar stage casing connects first connecting rod, and first connecting rod is connected with the first handle of longitudinal scaleplate upper surface through longitudinal scaleplate; Described two longitudinal sliding block inside bottom are provided with the second cavity, second limiting plate one end is connected by the second Wind spring axle in second cavity, the second limiting plate other end contacts with longitudinal tooth plate, longitudinal tooth plate is fixed in longitudinal chute, two second limiting plates are connected with the second pull bar, second pull bar is in horizontal scaleplate inner chamber, and the second pull bar stage casing connects second connecting rod, and second connecting rod is connected with second handle through horizontal scaleplate.
Described upside sheet frame is connected with carry hand.
The beneficial effects of the utility model: teacher promotes horizontal scaleplate or longitudinal scaleplate when moving, first limiting plate or the second limiting plate also move with it, when choosing position stopping movement, first limiting plate or the second limiting plate can according to the elastic limit of the first Wind spring axle or the second Wind spring axle, the first limiting plate or the second limiting plate free end buckle-type is made to withstand on horizontal tooth plate or longitudinal tooth plate, and then realize limit effect, when ruling, firmly back pushing down corresponding scaleplate all can not be reversed phenomenon, teacher is made not need firmly to pin scaleplate in drawing course, mapping operation is time saving and energy saving, after painting, pull-up first handle or second handle and then take up the first limiting plate or the second limiting plate by corresponding connecting rod and pull bar, thus cancellation screens, push back longitudinal scaleplate or horizontal scaleplate playbacks, consumable quantity is few, makes cost low, simple to operate, easy to use and practical.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is A-A sectional side view in Fig. 1;
Fig. 3 is B-B sectional side view in Fig. 1;
Fig. 4 is the sectional structure schematic diagram of longitudinal scaleplate 8;
Fig. 5 is C-C sectional view in Fig. 4.
In figure: 1-plate body, sheet frame on the upside of 2-, sheet frame on the downside of 3-, sheet frame on the left of 4-, sheet frame on the right side of 5-, 6-transverse opening, 7-horizontal concrete chute, the longitudinal scaleplate of 8-, 9-transverse slider, 10-longitudinal opening, the longitudinal chute of 11-, the horizontal scaleplate of 12-, 13-longitudinal sliding block, 14-first cavity, 15-first Wind spring axle, 16-first limiting plate, the horizontal tooth plate of 17-, 18-first pull bar, 19-first connecting rod, 20-first handle, the longitudinal tooth plate of 21-, 22-second handle, 23-carry hand.
Embodiment
For the ease of understanding, be further illustrated below in conjunction with Fig. 1-5 pairs of the utility model:
Embodiment 1: a kind of science of economic management plotting sheet with spacing scaleplate, comprises plate body 1 and is connected to the upside sheet frame 2 of plate body 1 surrounding, downside sheet frame 3, left side sheet frame 4 and right side sheet frame 5, i.e. more existing plotting sheets, described upside sheet frame 2 and the relative side of downside sheet frame 3 have transverse opening 6, and this transverse opening 6 is for making longitudinal scaleplate 8 can transverse shifting, have horizontal concrete chute 7 inside upside sheet frame 2 and downside sheet frame 3, horizontal concrete chute 7 for blocking transverse slider 9, thus makes longitudinal scaleplate 8 only carry out transverse movement to prevent break-in, longitudinal scaleplate 8 two ends connect transverse slider 9 respectively, and two transverse sliders 9 snap in the horizontal concrete chute 7 inside upside sheet frame 2 and downside sheet frame 3 respectively, and longitudinal scaleplate 8 stretches out by described transverse opening 6, described left side sheet frame 4 and the relative side of right side sheet frame 5 have longitudinal opening 10, longitudinal chute 11 is had inside left side sheet frame 4 and right side sheet frame 5, horizontal scaleplate 12 two ends connect longitudinal sliding block 13 respectively, two longitudinal sliding blocks 13 snap in the longitudinal chute 11 inside left side sheet frame 4 and right side sheet frame 5 respectively, and horizontal scaleplate 12 stretches out by described longitudinal opening 10, described two transverse slider 9 inside bottom are provided with the first cavity 14, first limiting plate 16 one end is connected by the first Wind spring axle 15 in first cavity 14, wherein the first Wind spring axle 15 is existing elastic shafts with playback function, it makes the first limiting plate 16 contact with horizontal tooth plate 17 on condition that an external force is not applied, when on carry the first limiting plate 16 time make it and or not do not contact horizontal tooth plate 17, thus release limit effect, first limiting plate 16 other end contacts with horizontal tooth plate 17, horizontal tooth plate 17 is fixed in horizontal concrete chute 7, two first limiting plates 16 are connected with the first pull bar 18, first pull bar 18 is in longitudinal scaleplate 8 inner chamber, first pull bar 18 stage casing connects first connecting rod 19, first connecting rod 19 is connected with the first handle 20 of longitudinal scaleplate 8 upper surface through longitudinal scaleplate 8, teacher is made to promote longitudinal scaleplate 8 in use, first limiting plate 16 utilizes the elastic principle of the first Wind spring axle 15, the first limiting plate 16 can not be made to be stuck on horizontal tooth plate 17, after elected good position, retract the first limiting plate 16 due to the first Wind spring axle 15 thus make on its tooth being stuck in horizontal tooth plate 17, thus realize spacing, prevent it from returning because of external force, when after drawing, pull-up first handle 20, the first limiting plate 16 is made to depart from the contact with horizontal tooth plate 17, and then mobile longitudinal scaleplate 8, described two longitudinal sliding block 13 inside bottom are provided with the second cavity, second limiting plate one end is connected by the second Wind spring axle in second cavity, the second limiting plate other end contacts with longitudinal tooth plate 21, longitudinal tooth plate 21 is fixed in longitudinal chute 11, two second limiting plates are connected with the second pull bar, second pull bar is in horizontal scaleplate 12 inner chamber, and the second pull bar stage casing connects second connecting rod, and second connecting rod connects identical with one principle through horizontal scaleplate 12 with second handle 22.
Embodiment 2: for the ease of movement, carry and hang up, described upside sheet frame 2 is connected with carry hand 23.
Beneficial effect: cost is low, simple to operate, easy to use and practical; Effectively solve in the existing plotting sheet drawing course of use, what needs were exerted oneself pins scaleplate, otherwise scaleplate will be promoted to rollback in a use drawing course, cause drawing nonstandard, even need to wipe again to draw, drawing course is wasted time and energy, easily make mistakes and delay the problem of hours of instruction.
Claims (2)
1. one kind has the science of economic management plotting sheet of spacing scaleplate, comprise plate body (1) and be connected to the upside sheet frame (2) of plate body (1) surrounding, downside sheet frame (3), left side sheet frame (4) and right side sheet frame (5), it is characterized in that: described upside sheet frame (2) and the relative side of downside sheet frame (3) have transverse opening (6), upside sheet frame (2) and downside sheet frame (3) inner side have horizontal concrete chute (7), longitudinal scaleplate (8) two ends connect transverse slider (9) respectively, two transverse sliders (9) snap in the horizontal concrete chute (7) of upside sheet frame (2) and downside sheet frame (3) inner side respectively, longitudinal scaleplate (8) is stretched out by described transverse opening (6), described left side sheet frame (4) and the relative side of right side sheet frame (5) have longitudinal opening (10), left side sheet frame (4) and right side sheet frame (5) inner side have longitudinal chute (11), horizontal scaleplate (12) two ends connect longitudinal sliding block (13) respectively, two longitudinal sliding blocks (13) snap in longitudinal chute (11) of left side sheet frame (4) and right side sheet frame (5) inner side respectively, and horizontal scaleplate (12) stretches out by described longitudinal opening (10), described two transverse sliders (9) inside bottom is provided with the first cavity (14), the first limiting plate (16) one end is connected by the first Wind spring axle (15) in first cavity (14), first limiting plate (16) other end contacts with horizontal tooth plate (17), horizontal tooth plate (17) is fixed in horizontal concrete chute (7), two first limiting plates (16) are connected with the first pull bar (18), first pull bar (18) is in longitudinal scaleplate (8) inner chamber, first pull bar (18) stage casing connects first connecting rod (19), first connecting rod (19) is connected with the first handle (20) of longitudinal scaleplate (8) upper surface through longitudinal scaleplate (8), described two longitudinal sliding blocks (13) inside bottom is provided with the second cavity, second limiting plate one end is connected by the second Wind spring axle in second cavity, the second limiting plate other end contacts with longitudinal tooth plate (21), longitudinal tooth plate (21) is fixed in longitudinal chute (11), two second limiting plates are connected with the second pull bar, second pull bar is in horizontal scaleplate (12) inner chamber, and the second pull bar stage casing connects second connecting rod, and second connecting rod is connected with second handle (22) through horizontal scaleplate (12).
2. there is the science of economic management plotting sheet of spacing scaleplate as claimed in claim 1, it is characterized in that: described upside sheet frame (2) is connected with carry hand (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520022296.7U CN204332170U (en) | 2015-01-12 | 2015-01-12 | A kind of science of economic management plotting sheet with spacing scaleplate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520022296.7U CN204332170U (en) | 2015-01-12 | 2015-01-12 | A kind of science of economic management plotting sheet with spacing scaleplate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204332170U true CN204332170U (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520022296.7U Expired - Fee Related CN204332170U (en) | 2015-01-12 | 2015-01-12 | A kind of science of economic management plotting sheet with spacing scaleplate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204332170U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107512118A (en) * | 2017-07-27 | 2017-12-26 | 冯雪 | A kind of drawing board |
| CN109649049A (en) * | 2018-12-19 | 2019-04-19 | 安徽建筑大学 | A kind of adjustable planar design plotting unit |
-
2015
- 2015-01-12 CN CN201520022296.7U patent/CN204332170U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107512118A (en) * | 2017-07-27 | 2017-12-26 | 冯雪 | A kind of drawing board |
| CN107512118B (en) * | 2017-07-27 | 2019-05-21 | 冯雪 | A kind of drawing board |
| CN109649049A (en) * | 2018-12-19 | 2019-04-19 | 安徽建筑大学 | A kind of adjustable planar design plotting unit |
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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: 20150513 Termination date: 20160112 |