CN222773898U - Steel pipe staggered joint measuring device - Google Patents

Abstract

The utility model discloses a steel pipe staggered joint measuring device and a using method thereof, wherein the steel pipe staggered joint measuring device comprises two magnetic cushion blocks, a same level bar is arranged between the top ends of the two magnetic cushion blocks, the two magnetic cushion blocks are of barrel-shaped structures with openings at the top ends, the inner sides of the two magnetic cushion blocks are connected with an adjusting mechanism, the middle part of the level bar is fixed with a measuring mechanism, and the surface of the level bar is axially fixed with a level tube. When in measurement, the levelness of the level bar is adjusted through the adjusting mechanism to enable the levelness of the level bar to be horizontal, a datum plane is formed, then the measuring bar is slid, the bottom end of the measuring bar is contacted with the steel pipe, and the scale difference of the two measuring bars is the offset distance of the staggered joint of the steel pipe. The device measures at the outer side of the steel pipe, and solves the problem of larger error of the existing measurement mode.

Description

Steel pipe staggered joint measuring device

Technical Field

The utility model belongs to the technical field of steel pipe detection devices, and relates to a steel pipe staggered joint measuring device.

Background

In the construction of water delivery steel pipe engineering, because steel pipe transportation and handling are difficult, steel pipe length can not overlength generally, need carry out the geminate transistors welding at job site when in actual use, need detect the welding seam department of two steel pipes before the geminate transistors welding and after accomplishing, ensure that two steel pipes keep on same axis. The standard of the water pipe joint is strict, but the inner space of the steel pipe is narrow, dust is heavy, the temperature is high, and light is dim, so that the detection of the steel pipe joint is difficult, and the measurement is generally carried out from the outer side of the steel pipe. In actual construction, a ruler or other flat objects are usually used to cling to one side of the steel pipe, and the height difference between the ruler and the other side of the steel pipe is observed to obtain the position relationship between the two steel pipes, so that accurate measurement data cannot be obtained in the measurement mode.

Disclosure of utility model

The utility model aims to provide a steel pipe staggered joint measuring device, which solves the problem of larger error of the existing measuring device.

The technical scheme includes that the steel pipe staggered joint measuring device comprises two magnetic cushion blocks, wherein the same level bar is placed between the top ends of the two magnetic cushion blocks, the two magnetic cushion blocks are of barrel-shaped structures with openings at the top ends, the inner sides of the two magnetic cushion blocks are respectively connected with an adjusting mechanism, a measuring mechanism is fixed in the middle of the level bar, and a level tube is axially fixed on the surface of the level bar.

The utility model is also characterized in that:

The adjusting mechanism comprises an adjusting rod which is led into the inner side of the magnetic cushion block along the top opening of the magnetic cushion block, the top end of the adjusting rod is abutted against the level bar, a conical groove is formed in the side face of the adjusting rod, the face where the groove is located is not contacted with the inner wall of the magnetic cushion block, a threaded through hole is formed in the surface of the magnetic cushion block, an adjusting bolt is penetrated into the threaded through hole, and one end of the adjusting bolt is fixedly connected with a locking block matched with the groove.

The measuring mechanism comprises a plurality of fixed frames fixed in the middle of the level, the fixed frames are penetrated with measuring scales perpendicular to the level, the side surfaces of the two ends of the measuring scales are fixedly connected with limiting blocks, each fixed frame is tightly attached to the measuring scales and fixedly connected with measuring pointers, and scales are arranged on one surfaces of the measuring scales corresponding to the measuring pointers.

Elastic pressing pieces are fixed at the top ends of the magnetic cushion blocks, the elastic pressing pieces are arch-shaped, and the level bars penetrate through all the elastic pressing pieces.

The bottom ends of the two magnetic cushion blocks are concave cambered surfaces.

The grooves and the locking blocks are conical, and the distance between the surface of each groove and the inner wall of each magnetic cushion block is smaller than the height of each locking block.

The beneficial effects of the utility model are as follows:

1. The steel pipe staggered joint measuring device provided by the utility model can quickly and accurately determine the relative position of the steel pipe by setting the datum line and then obtaining the offset distance of the staggered joint of the steel pipe to be measured by using the measuring ruler, and meanwhile, the method is simple to operate, accurate data can be obtained, and the development of subsequent adjustment work is facilitated.

2. According to the steel pipe staggered joint measuring device, the locking block is pushed by the adjusting bolt to achieve ascending and descending of the adjusting rod, stability of the adjusting rod is guaranteed through self-locking of the adjusting bolt, meanwhile, the height of the adjusting rod is adjusted to be finer through the bolt, so that levelness of the level bar is guaranteed, and a more accurate measuring result is obtained.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a steel pipe joint measuring device of the utility model;

FIG. 2 is a top view of the steel pipe joint-related measuring device of the present utility model;

Fig. 3 is a schematic cross-sectional structure of a magnetic spacer in the steel pipe staggered joint measuring device of the utility model.

The device comprises a magnetic cushion block 1, a level bar 2, a level tube 3, a regulating rod 4, a regulating rod 5, a groove 6, a regulating bolt 7, a locking block 8, a fixing frame 9, a measuring ruler 10, a limiting block 11, a measuring pointer 12, an elastic pressing sheet 13, a regulating mechanism 14 and a measuring mechanism.

Detailed Description

The utility model will be described in detail below with reference to the drawings and the detailed description.

Embodiment one:

As shown in fig. 1 and 2, including two magnetism cushion 1, the same level bar 2 has been placed between the top of two magnetism cushion 1, level bar 2 is used for providing a reference surface for the measurement process, be convenient for measure the offset between the staggered joint, two magnetism cushion 1 are the barrel-shaped structure that the opening is located the top, the inboard of two magnetism cushion 1 is connected with adjustment mechanism 14 respectively for adjust the levelness of level bar 2, the middle part of level bar 2 is fixed with measuring mechanism 13, be used for measuring the distance between level bar 2 and the measurement object, the surface of level bar 2 is fixed with the level pipe 3 along the axial, the level pipe 3 is used for observing the levelness of level bar 2, avoid level bar 2 to influence measuring result because of self existence inclination.

Embodiment two:

Based on the first embodiment:

As shown in fig. 1, the measuring mechanism 13 comprises a plurality of fixed frames 8 fixed in the middle of the level 2, the fixed frames 8 are penetrated with measuring scales 9 perpendicular to the level 2, side surfaces at two ends of the measuring scales 9 are fixedly connected with limiting blocks 10, the limiting blocks 10 can prevent the measuring scales 9 from falling out of the fixed frames 8, the measurement work is affected, each fixed frame 8 is tightly attached to the measuring scales 9 and fixedly connected with a measuring pointer 11, the staff is helped to accurately read out scales corresponding to the measuring scales 9, the accuracy of measuring results is improved, and scales are arranged on one surfaces, corresponding to the measuring pointers 11, of the measuring scales 9.

The measuring mechanism 13 obtains relevant data through the height difference between the two measuring scales 9, and the operation mode is simple, so that the joint offset between the steel pipes can be rapidly measured.

Embodiment two:

Based on the first embodiment:

As shown in fig. 2, the top ends of the magnetic cushion blocks 1 are all fixed with elastic pressing pieces 12, the elastic pressing pieces 12 are arch-shaped, the level bars 2 penetrate through arch-shaped structures formed by the elastic pressing pieces 12 and the magnetic cushion blocks 1, the level bars 2 are located between the elastic pressing pieces 12 and the adjusting rods 4, the elastic pressing pieces 12 are always in an extending state in the using process of the device, the level bars 2 are fixed at the top ends of the magnetic cushion blocks 1, and meanwhile, the adjusting rods 4 can be reset due to the fact that the elastic pressing pieces 12 have certain elasticity.

As shown in FIG. 1, the bottom ends of the two magnetic cushion blocks 1 are concave cambered surfaces, the radian of the cambered surfaces is consistent with that of the outer surface of the steel pipe to be tested, the stable connection between the magnetic cushion blocks 1 and the steel pipe to be tested is ensured, and the shaking of the magnetic cushion blocks 1 is prevented from affecting the reading of staff.

Embodiment III:

Based on the first embodiment:

As shown in fig. 3, the adjusting mechanism 14 comprises an adjusting rod 4 which is led into the inner side of the magnetic cushion block 1 along the top end opening of the magnetic cushion block 1, the top end of the adjusting rod 4 is abutted to the level 2, a conical groove 5 is formed in the side surface of the adjusting rod 4, the surface where the groove 5 is located is not contacted with the inner wall of the magnetic cushion block 1, a space is reserved for the movement of the locking block 7, a threaded through hole is formed in the surface of the magnetic cushion block 1, an adjusting bolt 6 penetrates through the threaded through hole, one end of the adjusting bolt 6 is fixedly connected with the locking block 7 matched with the groove 5, the position of the locking block 7 in the groove 5 is controlled by the adjusting bolt 6, the height of the adjusting rod 4 can be changed, so that the levelness of the level 2 is adjusted, and meanwhile, the threaded connection has self-locking property, the adjusting rod 4 can be prevented from being influenced by external force to be changed in height, and the levelness of the level 2 is influenced.

As shown in fig. 3, the grooves 5 and the locking blocks 7 are conical, the locking blocks 7 and the grooves 5 are conical, so that the locking blocks 7 can be ensured to stably run in the grooves 5, the levelness of the level bar 2 can be regulated more smoothly, the distance between the surface of the groove 5 and the inner wall of the magnetic cushion block 1 is smaller than the height of the locking blocks 7, the locking blocks 7 can be prevented from falling out of the grooves 5 in the regulating process by limiting the travel of the locking blocks 7, the regulating rod 4 can be moved downwards under the action of the elastic pressing piece 12, and the locking blocks 7 cannot be butted with the grooves 5, so that the normal use of the device is affected.

According to the utility model, through the cooperation of the groove 5 and the locking block 7, the rotation of the adjusting bolt 6 in the horizontal direction is changed into the movement of the adjusting rod 4 in the vertical direction, so that the heights of the two ends of the level bar 2 are changed for leveling. The bolt adjustment can enable adjustment to be finer, error of levelness of the level 2 is reduced, better measurement conditions are provided for the measuring mechanism 13, and measurement results are more accurate. Meanwhile, the bolt connection has self-locking property, so that the condition that the adjusting rod 4 is affected by external force to descend in the measuring process and the horizontal state of the level bar 2 is damaged can be avoided.

The application process of the utility model is as follows:

Firstly, horizontally placing a steel pipe to be detected, then axially placing two magnetic cushion blocks 1 on the steel pipe to be detected along the steel pipe to be detected, enabling a connecting seam to be located between the two magnetic cushion blocks 1, ensuring that the two magnetic cushion blocks 1 are located on the same straight line parallel to the axis of the steel pipe to be detected, simultaneously respectively arranging 1 measuring ruler 9 on two sides of each connecting seam, enabling the bottom ends of the magnetic cushion blocks 1 to be attached to the surface of the steel pipe, and then rotating an adjusting bolt 6;

when the adjusting bolt 6 is screwed into the magnetic cushion block 1, the locking block 7 moves into the groove 5, and the upper surface of the locking block contacts with the groove 5 to push the adjusting rod 4 to move upwards;

When the adjusting bolt 6 is unscrewed from the magnetic spacer 1, the locking block 7 is away from the groove 5, and then the adjusting rod 4 is moved downward under the pressing of the elastic pressing piece 12.

The position of the bubble in the level pipe 3 is observed when the adjusting bolt 6 is turned until the bubble in the level pipe 3 moves to the center, and the level bar 2 is leveled by adjusting the adjusting lever 4. And then sliding the measuring ruler 9 to enable the bottom end of the measuring ruler 9 to be in contact with the surface of the steel pipe to be measured, and reading out data pointed by the measuring pointer 11, wherein the difference between the data of the measuring ruler 9 positioned at two sides of the joint is the offset distance of the steel pipe connecting joint.

Claims (6)

1. The utility model provides a steel pipe staggered joint measuring device, its characterized in that includes two magnetism cushion (1), same horizon rule (2) have been placed between the top of two magnetism cushion (1), two magnetism cushion (1) are the barrel-shaped structure that the opening is located the top, the inboard of two magnetism cushion (1) is connected with adjustment mechanism (14) respectively, the middle part of horizon rule (2) is fixed with measuring mechanism (13), the surface of horizon rule (2) is fixed with level pipe (3) along the axial.

2. The steel pipe staggered joint measuring device according to claim 1, wherein the adjusting mechanism (14) comprises an adjusting rod (4) which is led into the inner side of the magnetic cushion block (1) along the top end opening of the magnetic cushion block (1), the top end of the adjusting rod (4) is abutted to the level bar (2), a conical groove (5) is formed in the side surface of the adjusting rod (4), the surface where the groove (5) is located is not contacted with the inner wall of the magnetic cushion block (1), a threaded through hole is formed in the surface of the magnetic cushion block (1), an adjusting bolt (6) is penetrated into the threaded through hole, and a locking block (7) matched with the groove (5) is fixedly connected to one end of the adjusting bolt (6).

3. The steel pipe staggered joint measuring device according to claim 1, wherein the measuring mechanism (13) comprises a plurality of fixed frames (8) fixed in the middle of the level bar (2), measuring bars (9) perpendicular to the level bar (2) are penetrated by the fixed frames (8), limiting blocks (10) are fixedly connected to the side surfaces of two ends of the measuring bars (9), measuring pointers (11) are fixedly connected to each fixed frame (8) in a manner of clinging to the measuring bars (9), and scales are arranged on one surface, corresponding to the measuring bars (9) and the measuring pointers (11).

4. The steel pipe staggered joint measuring device according to claim 1, wherein the top ends of the magnetic cushion blocks (1) are respectively fixed with an elastic pressing sheet (12), the elastic pressing sheets (12) are arch-shaped, and the level bars (2) penetrate through all the elastic pressing sheets (12).

5. The steel pipe staggered joint measuring device according to claim 1, wherein the bottom ends of the two magnetic cushion blocks (1) are concave cambered surfaces.

6. The steel pipe staggered joint measuring device according to claim 2, wherein the grooves (5) and the locking blocks (7) are conical, and the distance between the surface of each groove (5) and the inner wall of the magnetic cushion block (1) is smaller than the height of each locking block (7).