CN211346659U - Pipeline curve angle and lofting length measuring device - Google Patents

Abstract

The utility model provides a long measuring device of pipeline curved angle and laying-out. The angle steel is fixed with quick angle measurement position length extension angle steel on a door-shaped frame through a scale position fastening screw, the quick angle measurement position length extension angle steel is fixed on the quick angle measurement position length extension angle steel through a bolt on one side of the extension angle steel, the lower portion of the fixed angle steel is connected with a scale pasting shape steel, a scale is marked on the paper surface of the pasting shape steel, the center line position angle steel is arranged at the rear portion of the quick angle measurement position length extension angle steel through a center line position angle steel clamping screw, and the scale pasting shape steel is fixed on the lower portion of the center line position angle steel. The utility model can ensure the measuring precision of the bend angle and the lofting length of the pipeline, and has the advantages of simple manufacture and structural reliability; the operation is simple and reliable, and the detail controllability is better. The device is suitable for being used as a device for measuring the curve angle and the lofting length of a pipeline or section steel.

Description

Pipeline curve angle and lofting length measuring device

Technical Field

The utility model belongs to the technical field of the pipeline is measured, involve the long measurement of the curved angle of pipeline, laying-out, in particular to curved angle, the long measurement of laying-out of the great pipeline of heavy-calibre bending deformation. In particular to a measuring device for the curve angle and lofting length of a pipeline.

Background

At present, the measurement of the bending angle and the lofting length of a pipeline adopts a common measuring instrument, is greatly influenced by human errors, and has low measurement precision. Electronic measurement equipment is circulated in the market at present, and measurement is carried out through modes such as imaging comparison, scanning, the precision is very high but the equipment is expensive, and the measurement numerical value changes under the influence of operator's gimmick, and the use of electronic equipment also has special requirement to the environment, can not satisfy the measurement under adverse circumstances.

The measurement steps of the prior common measuring instrument are as follows: a square is tightly attached to the outer wall of a pipeline, a measuring tape is tightly attached to the square to measure the central point of the pipeline, a marking pen is used for marking the position of the central point, and two points are measured and then connected into a line to be regarded as the central line. After each straight pipe section is marked, an included angle between adjacent central lines is measured by an angle ruler to be a curve angle, the angle ruler is placed on a pipeline to be fixed after the curve angle is measured by the angle ruler, and the distance between the intersection points of two angle ruler plates on the same straight pipe section is measured by a measuring tape to be lofting length. The disadvantages are that: the fixed instability of the measuring angle ruler on the pipe section, the drawing of the central point and the connection of the central point have large errors, and the parallelism of the angle ruler and the central line has large errors, and the selected central point cannot be guaranteed to have reference significance for the pipeline with bending deformation, so that large measuring errors can be generated.

Disclosure of Invention

For the long measurement of pipeline curved angle and laying-out, the utility model provides a pipeline curved angle and long measuring device of laying-out. The device is used for determining the position of the central line of a pipe section by arranging a scale which can slide and translate on a portal frame; the angle steel with the fastening screw is respectively arranged at the outer end of the door-shaped frame and the upper end of the central point of the scale for fixing the angle scale, and the technical problem of large measurement error between the bent angle of the bent pipeline and the lofting length is solved.

The utility model provides a scheme that technical problem adopted is:

the angle gauge is fixed on the portal frame through a scale position fastening screw, the quick angle measurement position length extension angle steel is fixed on the quick angle measurement position length extension angle steel through a bolt on one side of the extension angle steel, the lower portion of the fixed angle steel is connected with a scale to paste the section steel, the scale is pasted on a scale pasting section steel surface, the angle gauge is erected on the quick angle measurement position length extension angle steel to quickly measure the angle, the angle gauge is erected on the central line position angle gauge position fixing angle steel to read the angle and measure the lofting length by taking the intersection point of the included angle of the angle gauge plate as the central point of a bent pipe, the lower portion of the central line position angle gauge position fixing angle steel is fixed with the scale to paste the section steel, and the angle gauge is guaranteed to be consistent with the.

The positive effects are as follows: the utility model discloses can guarantee the long measurement accuracy of pipeline bent angle, laying-out, avoid measuring numerical value receive artificial influence, lead to measuring error to influence drawback very big. The method has the advantages that the method is simple to manufacture, and the contact position of the profile steel pasted with the scale and the door-shaped frame has high wear resistance; all parts in the structure are not thin-walled or tiny, so that the reliability of the structure is ensured; the device does not contain any electric appliance control element, is operated by hand, and has simple and reliable operation and better detail controllability. The device is suitable for being used as a device for measuring the curve angle and the lofting length of a pipeline or section steel.

Drawings

FIG. 1 is a schematic view of a pipeline measurement pedestal.

In the figure: 1. the angle measurement device comprises a door-shaped frame, 2 scale position fastening screws, 3 scales, 4 scale pasting section steel, 5 rapid angle measurement position fixing angle steel, 6 rapid angle measurement position length extension angle steel, 7 centerline position angle scale clamping screws and 8 centerline position angle scale position fixing angle steel.

Detailed Description

Quick angle measurement position length extension angle steel 6 is fixed on door font frame 1 through scale position fastening screw 2, fix quick angle measurement position length extension angle steel 5 on quick angle measurement position length extension angle steel through the bolt in extension angle steel one side, fixed angle steel sub-unit connection has the scale to paste shaped steel 4, it has scale 3 to mark on pasting shaped steel straight face, central line position angle chi position fixing angle steel 8 is equipped with through central line position angle chi clamping screw 7 at quick angle measurement position length extension angle steel rear portion, central line position angle chi position fixing angle steel lower part is fixed with the scale and pastes shaped steel.

The lower part of the door-shaped frame is provided with a base.

The concrete structure sets up:

the profile steel adhered to the scale is fixed by high-strength glue, so that the scale is convenient to replace regularly, and the difference between the outline of the glue and the scale can be clearly seen after the position of the scale is deviated; the contact part of the door-shaped frame and the profile steel pasted with the scale is processed into a linear groove, the linear groove is connected in a clearance fit manner, the profile steel pasted with the scale can be tightly attached to the door-shaped frame under the influence of gravity, and the parallelism and the end surface roughness between the processed end surfaces are strictly controlled; the position of a fastening screw for installing the scale on the door-shaped frame is processed into a threaded hole; the contact part of the fastening screw at the position of the scale and the scale is passivated and then wrapped by a nylon outer sleeve to prevent the straightness of the scale from being damaged; the angle steel for fixing the position of the central line position angle scale is welded and fixed with the profile steel stuck with the scale, the threaded hole is drilled on the cross surface of the angle steel, so that the angle scale is clamped by the bolt for fixing the angle scale, and the end part of the bolt is passivated and then wrapped by the nylon outer sleeve to prevent the scale from being damaged. When the device is used, the door-shaped frame is firstly opened, rides on the straight pipe section, and then is tightened to clamp the pipeline, and the position of the scale is adjusted until the central point of the scale is in the central position. And then, adjusting the scale of the scale, and fastening the fastening screw at the position of the scale when observing that the zero point of the scale is at the central position. And then if the angle needs to be measured quickly, the position of the angle steel can be adjusted by extending the length of the quick angle measurement position, and the fastening screw is locked after the length is proper. Finally, the angle ruler can be clamped at the length extension angle steel at the quick angle measurement position to perform quick curve angle measurement, and the angle ruler can also be fastened to the fixed angle steel of the angle ruler at the central line position by the central line position angle ruler clamping screw to be close to the fixed angle steel, so that the accurate measurement of the curve angle and the lofting length can be realized.

Use and use:

use of: the straight pipe section of the pipeline is clamped by the door-shaped frame, the central position is found by the staff gauge, then the angle ruler is clamped on the angle steel to measure the curve angle, the angle ruler is fixed on the angle steel at the central position, the included angle point of the angle ruler at the moment is the central point of the bending angle, and the lofting length can be measured after each section of straight pipe section is provided with the device.

The door-shaped frame is grooved and used for adjusting the position of the scale, the scale is adhered to the section steel, the section steel moves in the groove, and the position is fixed and then fastened by screws. Angle steel is welded on the profile steel pasted with the scale, and the angle steel is provided with a fastening screw, so that the angle scale can be fixed on an angle steel surface when in use.

The application is as follows: firstly, a curve angle can be quickly measured by clamping an angle ruler on angle steel on the outer wall of the door-shaped frame; and the second purpose is to clamp the angle ruler on the section steel of the ruler and clamp the angle ruler, so that the curve angle and the lofting length can be accurately measured.

The technical principle is as follows:

a staff gauge is arranged on the door-shaped frame, the measured part is leaned on the side edge of the door-shaped frame, the central position is found through the scale change of the staff gauge, and the curve angle and the lofting length of the pipeline can be measured through the angle steel arranged on the device as assistance;

the curve angle measurement and lofting length is commonly referred to as a pipe or section steel, the curve angle is a bending angle, and the lofting length is a distance between two adjacent bending central points.

Claims (1)

1. Pipeline bend angle and long measuring device of lofting, characterized by:

be fixed with quick angle measurement position length extension angle steel (6) through scale position fastening screw (2) on door font frame (1), fix quick angle measurement position length extension angle steel (5) on quick angle measurement position length extension angle steel through the bolt in extension angle steel one side, fixed angle steel sub-unit connection has the scale to paste shaped steel (4), it has scale (3) to mark on pasting the shaped steel paper face, central line position angle chi rigidity angle steel (8) are equipped with through central line position angle chi clamping screw (7) at quick angle measurement position length extension angle steel rear portion, central line position angle chi rigidity angle steel lower part is fixed with the scale and pastes shaped steel.

Images