CN213649212U

CN213649212U - Drawing dipperstick for engineering cost

Info

Publication number: CN213649212U
Application number: CN202022402999.6U
Authority: CN
Inventors: 徐超
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-07-09
Anticipated expiration: 2030-10-26

Abstract

The utility model discloses a graph paper dipperstick is used to engineering cost, including first measuring tape, second measuring tape and pivot, the inside central authorities of second measuring tape install the nut, the pivot is installed at the nut top, the guide rail has been seted up to the inside central authorities of first measuring tape, and the pivot is installed inside the guide rail, the pivot top is installed and is changeed the cap and change the cap and laminate in first measuring tape top. The utility model discloses a first measuring tape can reach longer length with first measuring tape and second measuring tape concatenation when sliding to the leftmost end of guide rail by the pivot, when the pivot slides to the rightmost end of guide rail, can see through the perspective hole and see the angulation calibrated scale of seting up in the second measuring tape in the below clearly, draws the angle of the different angles of department and reaches the purpose of making things convenient for the drawing.

Description

Drawing dipperstick for engineering cost

Technical Field

The utility model relates to a surveying instrument technical field specifically is a drawing dipperstick for engineering cost.

Background

The prior art aspect, often need measure the drawing and draw some data in the engineering cost trade, perhaps draw the drawing according to the dipperstick, wherein the most commonly used is ruler and protractor, but ruler and protractor are still separately on the existing market, and the staff confirms the angular position through the protractor when drawing, then reuse ruler setting-out, when measuring the angle, the protractor is measured, reuse ruler is measured when measuring length, and the dipperstick need be changed frequently in the operation, wastes time and energy.

Disclosed a drawing dipperstick for engineering cost through retrieval publication (announcement) number CN201921337594.X, including first dipperstick and second dipperstick, first dipperstick includes first scale strip, the spout has been seted up to one side of the surface of first dipperstick, the inside sliding connection of spout has the slider, the first connecting strip of top fixedly connected with of slider, the first measuring strip of top fixedly connected with of first connecting strip, one side fixedly connected with second connecting strip of first measuring strip. This engineering cost is with picture paper dipperstick, through setting up the connecting strip, measuring strip and slider, make two measuring strips move the both sides of the circle that awaits measuring through removing the slider, measurable quantity circle diameter through setting up protractor and standard round hole, when measuring angle, respectively with first dipperstick and second dipperstick near the both sides of the angle that awaits measuring, measurable quantity angle, standard round hole mainly used draws and measures the circle commonly used, has reached the purpose of measuring angle.

However, the inventor finds that the technical scheme still has at least the following defects:

firstly, the design of the scheme can not lead the measuring scale to draw oblique angles with different angles.

Secondly, the design of the scheme can not use a measuring ruler to draw a longer straight line.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drawing dipperstick for engineering cost has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a drawing dipperstick for engineering cost includes first measuring tape, second measuring tape and pivot, the nut is installed to the inside central authorities of second measuring tape, the pivot is installed at the nut top, the guide rail has been seted up to the inside central authorities of first measuring tape, and the pivot is installed inside the guide rail, the pivot top is installed and is changeed the cap and change the cap and laminate in first measuring tape top.

As a preferred embodiment of the present invention, the bottom of the rotating shaft is threaded, the nut is threaded inside, and the threads at the bottom of the rotating shaft are engaged with the threads inside the nut.

As an embodiment of the present invention, the right end of the second measuring tape has been provided with a measuring angle dial.

As an embodiment of the present invention, the upper end of the first measuring tape has been provided with a perspective hole, and the pointer is installed at the lower end inside the perspective hole.

As a preferred embodiment of the present invention, the right end of the first measuring tape is installed at the top of the second measuring tape, and the graduated portion of the left end of the first measuring tape is horizontally flush with the second measuring tape.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model relates to a drawing dipperstick for engineering cost through the pivot bottom set up screw thread, the inside screw thread that sets up of nut, and the screw thread of pivot bottom and the inside thread engagement of nut, can be in the same place the firm fixing of first measuring tape and second measuring tape.

2. The utility model relates to a construction cost is with picture paper dipperstick has seted up the angulation calibrated scale through the right-hand member of second measuring tape, can know the angle between first measuring tape and the second measuring tape, conveniently draws the size of different angles.

3. The utility model relates to a engineering cost is with picture paper dipperstick has seted up perspective hole through the upper end of first measuring tape, and has installed the pointer to the inside lower extreme in perspective hole, sees through the through-hole and can see clearly the scale on the angulation calibrated scale, can be more accurate see clearly the angle of drawing through the pointer.

4. The utility model relates to a construction cost is with drawing dipperstick installs in the top of second measuring tape through the right-hand member of first measuring tape, the left end of first measuring tape has the scale portion and the horizontal parallel and level of second measuring tape, can make first measuring tape and second measuring tape can link together through the pivot in the inside slip of guide rail first measuring tape and the scale of second measuring tape in same water flat line, can draw the convenient mapping of longer straight line.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a cross-sectional view of the joint of the drawing ruler for engineering cost of the present invention;

FIG. 2 is a top view of the drawing measuring ruler for construction cost of the utility model;

fig. 3 is the utility model relates to a drawing dipperstick deformation plan view for engineering cost.

In the figure: 1. the measuring instrument comprises a rotating cap, 2, a guide rail, 3, a first measuring scale, 4, a second measuring scale, 5, a rotating shaft, 6, a screw cap, 7, a measuring angle dial, 8, a perspective hole, 9 and a pointer.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a construction cost uses paper dipperstick, including first measuring tape 3, second measuring tape 4 and pivot 5, the inside central authorities of second measuring tape 4 install the nut 6, pivot 5 is installed at 6 tops of nut, guide rail 2 has been seted up at the inside central authorities of first measuring tape 3, and pivot 5 is installed inside guide rail 2, 5 tops of pivot are installed and are changeed cap 1 and change cap 1 and laminate in first measuring tape 3 tops, can splice first measuring tape 3 and second measuring tape 4 and reach longer length when sliding to the leftmost end of guide rail 2 by pivot 5 through first measuring tape 3, when the rightmost end of guide rail 2 is slided to pivot 5, can see through perspective hole 8 and see the measuring angle calibrated scale 7 of setting up in second measuring tape 4 below clearly, the angle of drawing different angles of department reaches the purpose of convenient drawing.

In this embodiment (see fig. 1), the bottom of the rotating shaft 5 is threaded, the nut 6 is internally threaded, the threads at the bottom of the rotating shaft 5 are engaged with the threads inside the nut 6, and the first measuring tape 3 and the second measuring tape 4 can be firmly fixed together by the threads at the bottom of the rotating shaft 5, the threads inside the nut 6 and the threads at the bottom of the rotating shaft 5 being engaged with the threads inside the nut 6.

In this embodiment (please refer to fig. 2), the right end of the second measuring tape 4 is provided with the angle dial 7, and the angle between the first measuring tape 3 and the second measuring tape 4 can be known by the angle dial 7 provided at the right end of the second measuring tape 4, so as to facilitate drawing of sizes with different angles.

In this embodiment (please refer to fig. 2), the perspective hole 8 is formed at the left end of the first measuring tape 3, the pointer 9 is installed at the right end inside the perspective hole 8, the perspective hole 8 is formed at the upper end of the first measuring tape 3, the pointer 9 is installed at the lower end inside the perspective hole 8, the scales on the angle dial 7 can be clearly seen through the through hole, and the drawn angle can be clearly seen more accurately through the pointer 9.

In this embodiment (please refer to fig. 3), the right end of the first measuring tape 3 is installed at the top of the second measuring tape 4, the portion of the first measuring tape 3 with scales is horizontally aligned with the second measuring tape 4, the scales of the first measuring tape 3 and the second measuring tape 4 can be connected together when the first measuring tape 3 and the second measuring tape 4 are on the same horizontal line by sliding the rotating shaft 5 inside the guide rail 2, and a longer straight line can be drawn for convenient drawing.

When a construction cost is used with chart dipperstick, at first slide pivot 5 to the leftmost end of guide rail 2 along guide rail 2, can reach longer length with first measuring tape 3 and the concatenation of second measuring tape 4 this moment, the use when the in-process that has made things convenient for to draw longer length straight line at construction cost drawing can slide pivot 5 to the rightmost end of guide rail 2 again, can see through see-through hole 8 and see the below and set up at the angulation calibrated scale 7 of second measuring tape 4, under pointer 9's assistance, can make first measuring tape 3 and second measuring tape 4 form different angles very well and conveniently draw different angles.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a construction cost uses drawing and measuring chi, includes first measuring tape (3), second measuring tape (4) and pivot (5), its characterized in that: the utility model discloses a novel measuring tape, including second measuring tape (4), nut (6) are installed to inside central authorities of second measuring tape (4), pivot (5) are installed at nut (6) top, guide rail (2) have been seted up to inside central authorities of first measuring tape (3), and install in guide rail (2) inside pivot (5), pivot (5) top is installed and is changeed cap (1) and change cap (1) laminating in first measuring tape (3) top.

2. The construction cost drawing ruler according to claim 1, characterized in that: the bottom of the rotating shaft (5) is provided with threads, the nut (6) is internally provided with threads, and the threads at the bottom of the rotating shaft (5) are meshed with the threads inside the nut (6).

3. The construction cost drawing ruler according to claim 1, characterized in that: and the right end of the second measuring scale (4) is provided with a measuring angle dial (7).

4. The construction cost drawing ruler according to claim 1, characterized in that: perspective holes (8) are formed in the upper end of the first measuring tape (3), and pointers (9) are installed at the lower end of the interior of the perspective holes (8).

5. The construction cost drawing ruler according to claim 1, characterized in that: the right-hand member of first measuring tape (3) is installed in the top of second measuring tape (4), the left end of first measuring tape (3) has the part of scale and second measuring tape (4) level parallel and level.