CN215621067U - Engineering cost drawing rule - Google Patents
Engineering cost drawing rule Download PDFInfo
- Publication number
- CN215621067U CN215621067U CN202120805340.7U CN202120805340U CN215621067U CN 215621067 U CN215621067 U CN 215621067U CN 202120805340 U CN202120805340 U CN 202120805340U CN 215621067 U CN215621067 U CN 215621067U
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- ruler
- main
- auxiliary
- clamping groove
- groove
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- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model discloses a drawing rule for engineering cost. The utility model comprises a main ruler and an auxiliary ruler, wherein the top end of the main ruler is provided with main ruler scales, the bottom end of the main ruler is provided with a perspective groove, one end of the main ruler is provided with a main ruler clamping groove, the top of the auxiliary ruler is provided with auxiliary ruler scales, the bottom end of the auxiliary ruler is provided with a measuring groove, one end of the auxiliary ruler close to the main ruler is provided with an auxiliary ruler clamping groove, the main ruler clamping groove is hinged with the auxiliary ruler clamping groove through a bolt, the bottom end of the bolt is provided with a protractor, the center of the bolt is provided with a transparent cross mark, and one end of the protractor close to the perspective groove is provided with a damping part. The straight ruler and the protractor are combined together, so that the straight ruler and the protractor are very convenient to use when drawing no matter a straight line or an included angle is drawn, and the engineering cost drawing ruler is provided with the auxiliary ruler, so that the straight ruler is longer, drawing and measurement of data on a drawing are facilitated, and repeated measurement errors are avoided.
Description
Technical Field
The utility model relates to the technical field of machinery, in particular to an engineering cost drawing rule.
Background
The engineering cost is one of the main bases for evaluating the rationality and the investment benefit of the total investment and the subentry investment. When evaluating the rationality of land price, building installation product and equipment price, it must use the project cost data, and when evaluating the repayment ability, profit and macroscopic benefit of construction project, it can also be based on the project cost. The construction cost is also an important basis for evaluating the management level and the operation result of the building installation enterprise.
The dipperstick is used for generally drawing the straight line and measures the length of straight line in the reuse process, and need confirm the contained angle of two straight lines at the in-process of setting out usually to need use the protractor, protractor and ruler need cooperate the use when using, thereby it is more troublesome when causing both to use simultaneously, and because the scale restriction of ruler needs repeated measurement to cause the measured data to make mistakes easily during the measurement, thereby influence the engineering and make mistakes.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a drawing rule for engineering cost, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an engineering cost drawing rule, includes main scale and vice chi, the top of main scale is provided with the main scale, perspective groove has been seted up to the bottom of main scale, the main scale draw-in groove has been seted up to the one end of main scale, the top of vice chi is provided with vice chi scale, the measuring tank has been seted up to the bottom of vice chi, vice chi is close to the one end of main scale and installs vice chi draw-in groove, the main scale draw-in groove passes through the bolt and articulates with vice chi draw-in groove, the angulometer is installed to the bottom of bolt, the center department of bolt is provided with transparent cross mark, the damping piece is installed to the one end that the angulometer is close to perspective groove.
Preferably, the main ruler and the auxiliary ruler are both provided with grooves, and the two grooves are matched in size.
Preferably, the shortest distance from the perspective groove to the center of the main ruler clamping groove is the same as the radius of the angle ruler, and the shortest distance from the center of the measurement groove to the center of the auxiliary ruler clamping groove is the same as the radius of the angle ruler.
Preferably, the damping member extends through the angle square and to an outer surface of one side of the main scale.
Preferably, the size of the main scale clamping groove and the size of the auxiliary scale clamping groove are matched with the size of the bolt.
Preferably, the range of the main scale is up to cm, and the range of the auxiliary scale is up to cm.
Compared with the prior art, the utility model has the beneficial effects that: this engineering cost drawing rule merges ruler and protractor together, no matter be the drawing straight line or draw the contained angle when drawing, just both use simultaneously all convenience very even to this engineering cost drawing rule designs the secondary ruler, makes the ruler longer, makes things convenient for the drawing and measures the data on the drawing, has avoided repeated survey to make mistakes.
Drawings
FIG. 1 is an expanded view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a side view of the present invention;
FIG. 4 is a schematic diagram of the working components of the present invention.
In the figure: 1. a main scale; 2. a secondary ruler; 3. an angle measuring ruler; 4. the main scale is graduated; 5. the auxiliary scale is graduated; 6. measuring angle scales; 7. a bolt; 8. a main scale clamping groove; 9. a secondary ruler clamping groove; 10. a perspective slot; 11. a measuring tank; 12. a damping member; 13. transparent cross marks.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an embodiment of the present invention is shown: a drawing ruler for engineering cost comprises a main ruler 1 and an auxiliary ruler 2, wherein the main ruler 1 and the auxiliary ruler 2 are respectively provided with a groove, the two grooves are matched in size, the top end of the main ruler 1 is provided with a main ruler scale 4, the bottom end of the main ruler 1 is provided with a perspective groove 10, one end of the main ruler 1 is provided with a main ruler clamping groove 8, the top of the auxiliary ruler 2 is provided with an auxiliary ruler scale 5, the range of the main ruler scale 4 is 0-10 cm, the range of the auxiliary ruler scale 5 is 10-20 cm, the bottom end of the auxiliary ruler 2 is provided with a measuring groove 11, the shortest distance from the perspective groove 10 to the center of the main ruler clamping groove 8 is the same as the radius size of a protractor 3, the shortest distance from the center of the measuring groove 11 to the center of the auxiliary ruler clamping groove 9 is the same as the radius size of the protractor 3, one end of the auxiliary ruler 2 close to the main ruler 1 is provided with an auxiliary ruler clamping groove 9, the main ruler clamping groove 8 is hinged with the auxiliary ruler clamping groove 9 through a bolt 7, the size of the main ruler clamping groove 8 and the auxiliary clamping groove 9 are matched with the size of the bolt 7, the protractor 3 is installed to the bottom of bolt 7, and the center department of bolt 7 is provided with transparent cross mark 13, and damping piece 12 is installed to the one end that protractor 3 is close to perspective groove 10, and damping piece 12 runs through protractor 3 and extends to the surface of main scale 1 one side for protractor 3 can have certain damping effect at the pivoted in-process.
The working principle is as follows: the drawing ruler is placed on a drawing, the main ruler scale 4 of the main ruler 1 is parallel to a straight line for measurement during measurement, if the main ruler scale 4 of the main ruler 1 is not long enough, the auxiliary ruler 4 can be rotated 180 degrees along the bolt 7 from the bottom of the main ruler 1, so that the length of the lengthened ruler can be increased, the cross auxiliary line at the center of the bolt 7 can be coincided with one side of an angle to be measured during measurement of the included angle, and the included angle can be measured in an auxiliary mode through the perspective groove 10 on the main ruler 1 or the measurement groove 11 on the auxiliary ruler 2 by rotating the auxiliary ruler 2.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or scope of the present invention. Accordingly, the embodiments of the utility model are exemplary, but not limiting. The scope of the utility model is indicated by the appended claims rather than by the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides an engineering cost drawing rule, includes main scale (1) and vice chi (2), its characterized in that: the measuring ruler is characterized in that main ruler scales (4) are arranged at the top end of the main ruler (1), a perspective groove (10) is formed in the bottom end of the main ruler (1), a main ruler clamping groove (8) is formed in one end of the main ruler (1), auxiliary ruler scales (5) are arranged at the top of the auxiliary ruler (2), a measuring groove (11) is formed in the bottom end of the auxiliary ruler (2), an auxiliary ruler clamping groove (9) is formed in one end, close to the main ruler (1), of the auxiliary ruler (2), the main ruler clamping groove (8) is hinged to the auxiliary ruler clamping groove (9) through a bolt (7), a measuring angle ruler (3) is installed at the bottom end of the bolt (7), a transparent cross mark (13) is arranged at the center of the bolt (7), and a damping piece (12) is installed at one end, close to the perspective groove (10), of the measuring angle ruler (3).
2. A construction cost drawing rule according to claim 1, characterized in that: the main ruler (1) and the auxiliary ruler (2) are both provided with grooves, and the two grooves are matched in size.
3. A construction cost drawing rule according to claim 1, characterized in that: the shortest distance from the perspective groove (10) to the circle center of the main scale clamping groove (8) is the same as the radius of the angle ruler (3), and the shortest distance from the circle center of the measuring groove (11) to the center of the auxiliary scale clamping groove (9) is the same as the radius of the angle ruler (3).
4. A construction cost drawing rule according to claim 1, characterized in that: the damping piece (12) penetrates through the angle measuring ruler (3) and extends to the outer surface of one side of the main ruler (1).
5. A construction cost drawing rule according to claim 1, characterized in that: the size of the main scale clamping groove (8) and the size of the auxiliary scale clamping groove (9) are matched with the size of the bolt (7).
6. A construction cost drawing rule according to claim 1, characterized in that: the range of the main scale (4) is 0-10 cm, and the range of the auxiliary scale (5) is 10-20 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120805340.7U CN215621067U (en) | 2021-04-19 | 2021-04-19 | Engineering cost drawing rule |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120805340.7U CN215621067U (en) | 2021-04-19 | 2021-04-19 | Engineering cost drawing rule |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215621067U true CN215621067U (en) | 2022-01-25 |
Family
ID=79936089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120805340.7U Active CN215621067U (en) | 2021-04-19 | 2021-04-19 | Engineering cost drawing rule |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215621067U (en) |
-
2021
- 2021-04-19 CN CN202120805340.7U patent/CN215621067U/en active Active
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