CN210911811U - Tool for economic management drawing - Google Patents
Tool for economic management drawing Download PDFInfo
- Publication number
- CN210911811U CN210911811U CN201922116540.7U CN201922116540U CN210911811U CN 210911811 U CN210911811 U CN 210911811U CN 201922116540 U CN201922116540 U CN 201922116540U CN 210911811 U CN210911811 U CN 210911811U
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- Prior art keywords
- ruler
- groove
- tool
- fixedly connected
- recess
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- Expired - Fee Related
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- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model discloses a tool for drawing economic management, which comprises a first ruler and a second ruler, wherein one side of the first ruler is provided with a first groove, one side inside the first groove is fixedly connected with a first fixed shaft, the first fixed shaft is provided with an annular chute, the outer side of the annular chute is rotatably connected with a friction block matched with the annular chute, the outer side of the friction block is fixedly connected with a connecting shaft, and one side of the connecting shaft is fixedly connected with the second ruler; the second recess has been seted up to first recess one side, and the both ends of the inside both sides of second recess all are provided with the spout, and the inside sliding connection of spout has the slider, fixedly connected with protractor between the slider. The utility model discloses simple structure sets up rationally, sets the protractor and ruler as an organic whole, can conveniently carry out the cooperation of protractor and ruler when drawing and use, and second ruler and protractor can accomodate conveniently, can portable.
Description
Technical Field
The utility model relates to a mapping instrument specifically is an instrument that is used for economic management mapping.
Background
When the economic management teaching and economic management major count up, often need drawing-some lines come the audio-visual economic trend of show, people in the prior art in order to be more accurate with the lines of drawing, therefore people often can use some drawing tools to help the drawing. The conventional ruler can only draw straight lines when in use, but in economic management, a continuously bent curve needs to be drawn to visually show the economic trend, the conventional ruler generally needs help of a protractor tool to complete drawing, not only is the operation complicated, but also if tools such as the protractor and the like are not carried, the continuously bent straight lines with fixed included angles cannot be drawn, and the conventional ruler is very inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a tool for economic management mapping to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a tool for drawing economic management comprises a first straight ruler and a second straight ruler, wherein a first groove is formed in one side of the first straight ruler, a first fixed shaft is fixedly connected to one side inside the first groove, an annular sliding groove is formed in the first fixed shaft, a friction block matched with the annular sliding groove is rotatably connected to the outer side of the annular sliding groove, a connecting shaft is fixedly connected to the outer side of the friction block, and the second straight ruler is fixedly connected to one side of the connecting shaft;
the second groove is formed in one side of the first groove, sliding grooves are formed in two ends of two sides of the inner portion of the second groove, sliding blocks are connected to the inner portions of the sliding grooves in a sliding mode, and angle measuring rulers are fixedly connected between the sliding blocks.
As a further aspect of the present invention: one side of the angle measuring ruler is provided with a third groove, a second fixing shaft is arranged in the third groove, and a blocking piece is rotatably connected to the second fixing shaft.
As a further aspect of the present invention: first recess one side is provided with magnetic stripe A, second ruler one side is provided with magnetic stripe B, magnetic stripe A with magnetic stripe B the same and magnetism is opposite in size.
As a further aspect of the present invention: the size of the angle measuring ruler is matched with the size of the second groove.
As a further aspect of the present invention: one side of the first groove is provided with a notch with the same size as the connecting shaft.
As a further aspect of the present invention: the first ruler, the second ruler and one side surface of the angle measuring ruler are provided with scales.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a set up first ruler, second ruler, protractor, first fixed axle, clutch blocks, connecting axle, through with protractor and first straight ruler sliding connection and can take in first straight ruler inside, rotate the second ruler and carry out the measurement of certain contained angle and draw according to the angle on the protractor, can conveniently carry out the measurement and the drawing of contained angle, improved mapping efficiency.
2. The utility model discloses a set up first recess, second recess can conveniently accomodate into first ruler with second ruler and angle square inside for this device portable, convenient to use.
Drawings
FIG. 1 is a front view schematic of a tool for economic management mapping.
Fig. 2 is a schematic diagram of what cross-sectional structure is in the tool for economic management mapping.
Fig. 3 is an enlarged structural view of a in fig. 2 as a tool for economic management mapping.
Fig. 4 is an enlarged structural view of a tool for economic management mapping, B in fig. 1.
In the figure: 1. a first straightedge; 2. a second straightedge; 3. an angle measuring ruler; 4. a magnetic stripe A; 5. a magnetic strip B; 6. a connecting shaft; 7. a first fixed shaft; 8. an annular chute; 9. a friction block; 10. a second groove; 11. a chute; 12. a slider; 13. calibration; 14. a third groove; 15. a second fixed shaft; 16. a baffle plate; 17. a first groove; 18. and (4) a notch.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, in an embodiment of the present invention, a tool for economic management drawing includes a first ruler 1 and a second ruler 2, a first groove 17 is formed on one side of the first ruler 1, a first fixing shaft 7 is fixedly connected to one side inside the first groove 17, an annular chute 8 is formed on the first fixing shaft 7, a friction block 9 adapted to the annular chute 8 is rotatably connected to the outer side of the annular chute 8, a connecting shaft 6 is fixedly connected to the outer side of the friction block 9, and the second ruler 2 is fixedly connected to one side of the connecting shaft 6; second recess 10 has been seted up to first recess 17 one side, and the both ends of the inside both sides of second recess 10 all are provided with spout 11, and the inside sliding connection of spout 11 has slider 12, fixedly connected with protractor 3 between slider 12.
3 one side of protractor is provided with third recess 14, the inside second fixed axle 15 that is provided with of third recess 14, it is connected with separation blade 16 to rotate on the second fixed axle 15, first recess 17 one side is provided with magnetic stripe A4, second ruler 2 one side is provided with magnetic stripe B5, magnetic stripe A4 is the same with magnetic stripe B5 size and magnetism is opposite, protractor 3's size and the same looks adaptation of second recess 10 size, first recess 17 one side is provided with the breach 18 the same with connecting axle 6 size, first ruler 1, second ruler 2 and protractor 3 side surface all are provided with scale 13.
The utility model discloses a theory of operation is:
a first groove 17 is arranged on one side of a first ruler 1, a first fixed shaft 7 is fixedly connected on one side inside the first groove 17, an annular chute 8 is arranged on the first fixed shaft 7, a friction block 9 matched with the annular chute 8 is rotatably connected on the outer side of the annular chute 8, a connecting shaft 6 is fixedly connected on the outer side of the friction block 9, a second ruler 2 is fixedly connected on one side of the connecting shaft 6, a second groove 10 is arranged on one side of the first groove 17, two sliding grooves 11 are respectively arranged at two ends of two sides inside the second groove 10, a sliding block 12 is slidably connected inside the sliding grooves 11, a protractor 3 is fixedly connected between the sliding blocks 12, the protractor 3 is slidably connected with the second groove 10 through the sliding block 12, the protractor 3 is pulled up through a small connecting block at the upper end of the protractor 3, the second ruler 2 is rotatably connected with the first fixed shaft 7 through the connecting shaft 6 and the friction block 9, and is matched, the included angle selecting and drawing device is convenient to use, the friction force between the friction block 9 and the first fixing shaft 7 is large, the position of the second ruler 2 is easy to fix when in use, the third groove 14 is formed in one side of the angle measuring ruler 3, the second fixing shaft 15 is arranged inside the third groove 14, the blocking piece 16 is connected to the second fixing shaft 15 in a rotating mode, the blocking piece 16 is in contact with the upper surface of the first ruler 1 in a rotating mode to fix the angle measuring ruler 3, the magnetic stripe A4 is arranged on one side of the first groove 17, the magnetic stripe B5 is arranged on one side of the second ruler 2, the magnetic stripe A4 and the magnetic stripe B5 are the same in size and opposite in magnetism, the second ruler 2 is magnetically connected with the magnetic stripe A4 of the first ruler 1 through the magnetic stripe B5 to facilitate storage of the second ruler 2, the size of the angle measuring ruler 3 is matched with the size of the second groove 10, the angle measuring ruler can be completely stored inside the second groove 10, the connecting shaft 18 which is the same in size, the second ruler 2 can rotate within the range of 0-180 degrees, and the scales 13 are arranged on the surfaces of one side of the first ruler 1, the second ruler 2 and the angle measuring ruler 3, so that drawing is facilitated.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. A tool for economic management drawing, comprising a first ruler (1) and a second ruler (2), characterized in that: a first groove (17) is formed in one side of the first ruler (1), a first fixing shaft (7) is fixedly connected to one side inside the first groove (17), an annular sliding groove (8) is formed in the first fixing shaft (7), a friction block (9) matched with the annular sliding groove (8) is rotatably connected to the outer side of the annular sliding groove (8), a connecting shaft (6) is fixedly connected to the outer side of the friction block (9), and a second ruler (2) is fixedly connected to one side of the connecting shaft (6);
second recess (10) have been seted up to first recess (17) one side, the both ends of the inside both sides of second recess (10) all are provided with spout (11), the inside sliding connection of spout (11) has slider (12), fixedly connected with angle square (3) between slider (12).
2. The tool for economic management mapping of claim 1, wherein: a third groove (14) is formed in one side of the angle measuring ruler (3), a second fixing shaft (15) is arranged inside the third groove (14), and a blocking piece (16) is rotatably connected to the second fixing shaft (15).
3. The tool for economic management mapping of claim 1, wherein: first recess (17) one side is provided with magnetic stripe A (4), second ruler (2) one side is provided with magnetic stripe B (5), magnetic stripe A (4) with magnetic stripe B (5) the same and magnetism is opposite in size.
4. The tool for economic management mapping of claim 1, wherein: the size of the angle measuring ruler (3) is matched with that of the second groove (10).
5. The tool for economic management mapping of claim 1, wherein: one side of the first groove (17) is provided with a gap (18) with the same size as the connecting shaft (6).
6. The tool for economic management mapping of claim 1, wherein: the scale (13) is arranged on one side surface of the first ruler (1), the second ruler (2) and the angle measuring ruler (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922116540.7U CN210911811U (en) | 2019-12-02 | 2019-12-02 | Tool for economic management drawing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922116540.7U CN210911811U (en) | 2019-12-02 | 2019-12-02 | Tool for economic management drawing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210911811U true CN210911811U (en) | 2020-07-03 |
Family
ID=71357278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922116540.7U Expired - Fee Related CN210911811U (en) | 2019-12-02 | 2019-12-02 | Tool for economic management drawing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210911811U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111879203A (en) * | 2020-07-21 | 2020-11-03 | 丽水市莲都区华荣君泽机械厂 | Furniture design measuring device |
-
2019
- 2019-12-02 CN CN201922116540.7U patent/CN210911811U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111879203A (en) * | 2020-07-21 | 2020-11-03 | 丽水市莲都区华荣君泽机械厂 | Furniture design measuring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200703 Termination date: 20201202 |
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| CF01 | Termination of patent right due to non-payment of annual fee |