Convenient measuring scale for measuring deviation of central point of engineering pile casing

Abstract

The utility model relates to the technical field of engineering measurement, and discloses a portable measuring scale for measuring the offset of the central point of an engineering pile casing, which comprises a batten and a measuring scale, and the measuring scale is mounted at the top of the batten and comprises a bottom fixed scale, a top reading scale and an internal extension scale. When the measuring ruler is used, the central point of the measuring cylinder is marked on a batten, the center of the cross mark on the measuring ruler is aligned with the central point of the measuring cylinder, then the bottom fixing ruler is clamped and fixed, and the corresponding readings of the scales on the ruler and the edge of the protective cylinder are observed and read through the top reading ruler. The top reading ruler is rotated by 360 degrees to observe the distance from the side of the pile casing to the center point position in a full-angle mode, then the center deviation value of the pile casing can be measured and recorded, if the radius of the pile casing exceeds 60 cm, a user can pull out the internal telescopic ruler from the tail of the top reading ruler to lengthen the measuring range, and therefore the center deviation value of the pile casing can be more visually measured and recorded. And data collection during construction is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to engineering surveying technical field, concretely is a portable surveying engineering pile casing center point offset surveying scale. BACKGROUND

[0002] Engineering pile casing plays a role of fixing pile position in building engineering, prevents the deviation of pile position in the construction process. The offset value of casing center point is to ensure the accuracy of pile position and construction quality, if the offset of casing center point is too large, it can cause the deviation of pile position to exceed the design requirement, and then influence the overall stability and safety of engineering. Through the offset value of casing center point, the problem can be found in time and the corresponding measures are taken to adjust, ensure the construction quality and safety of pile foundation.

[0003] And in actual measurement, in the pile foundation engineering constructed by pipe rolling machine and full-rotation casing drill, because of the height of the equipment itself, the traditional cross pile positioning measurement method is not applicable, therefore, a portable surveying engineering pile casing center point offset surveying scale is needed, which can adjust the range of the surveying scale according to the diameter of the casing, facilitate operation, and more specifically and intuitively measure the offset value of the casing. UTILITY MODEL CONTENT

[0004] To solve the above-mentioned technical problems, the utility model provides a portable surveying engineering pile casing center point offset surveying scale.

[0005] The utility model adopts the following technical scheme: a portable surveying engineering pile casing center point offset surveying scale, including wood and surveying scale, the wood is located at the top of the steel mesh, the steel mesh is located at the top of the steel casing, the top of the wood is installed with the surveying scale, the surveying scale includes bottom fixed scale, top reading scale and internal telescopic scale.

[0006] The bottom fixed scale is installed on the top of the wood through the wall clamp, one end of the bottom fixed scale is provided with a fixed hole, a cross mark is embedded and installed in the fixed hole, the center of the cross mark is aligned with the volume center of the steel casing on the wood, a fixed ring is installed in the fixed hole, and the fixed ring is located above the cross mark.

[0007] Preferably, one end of the top reading scale is provided with a connecting plate, a connecting pin is installed at the bottom of one end of the connecting plate, and the bottom of the connecting pin is protruded and rotatably connected to the inside of the fixed ring.

[0008] Preferably, one end of the top reading scale is provided with a connecting plate, a connecting pin is installed at the bottom of one end of the connecting plate, and the bottom of the connecting pin is protruded and rotatably connected to the inside of the fixed ring.

[0009] Preferably, one end of the internal telescopic ruler is integrally provided with a clamping block, and the other end of the internal telescopic ruler extends to the outside of the movable slot.

[0010] Preferably, the other end of the internal telescopic ruler is provided with a stop block at the top, and the top reading ruler is provided with an observation hole at the top of the end away from the connecting plate.

[0011] Preferably, the bottom fixed ruler, the top reading ruler and the top of the internal telescopic ruler are all provided with measuring scales, and the precision is 1mm.

[0012] Preferably, the total range of the measuring ruler is 0-80mm.

[0013] Compared with the prior art, the measuring ruler has the beneficial effects that:

[0014] The measuring ruler is composed of a bottom fixed ruler, a top reading ruler and an internal telescopic ruler, and when in use, the center point of the pile is marked on the wood, then the center of the cross mark on the measuring ruler is aligned with the center point of the pile, and then the bottom fixed ruler is clamped and fixed, the top reading ruler is rotatably connected above the bottom fixed ruler, the corresponding reading of the scale on the top reading ruler and the pile edge is observed and read, the distance from the pile edge to the center point is observed in full angle by rotating the top reading ruler by 360°, and then the center deviation value of the pile can be measured and recorded, if the radius of the pile exceeds 60cm, the internal telescopic ruler can be pulled out from the tail of the top reading ruler to lengthen the range, so that the center deviation value of the pile can be more intuitively measured and recorded, and the data collection during construction is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 The measuring ruler in use of the utility model provides Figure One ;

[0016] Figure 2 The measuring ruler in use of the utility model provides Figure Two ;

[0017] Figure 3 The Figure 2 enlarged structural schematic view of A in the utility model provides

[0018] Figure 4 The top reading ruler of the utility model provides

[0019] Figure 5 The measuring ruler of the utility model provides

[0020] Figure 6 The top reading ruler of the utility model provides

[0021] Figure 7 The measuring ruler of the utility model provides

[0022] Figure 8 For Figure 7 amplification structure diagram in B in the figure;

[0023] Figure 9 For the internal telescopic ruler structure schematic diagram of the utility model.

[0024] In the figure: 1, batten; 2, bottom fixed ruler; 201, cross mark; 202, fixed ring; 3, top reading ruler; 301, connecting plate; 302, connecting pin; 303, movable slot; 304, observation hole; 4, internal telescopic ruler; 401, clamping block; 402, stop block; 5, wall clamp. DETAILED DESCRIPTION

[0025] In the following, the utility model is further described in combination with the drawings and specific embodiments, and it should be noted that the following described embodiments or technical features can be combined to form new embodiments without conflict.

[0026] Please refer to Figure 1 - Figure 9 The utility model discloses a portable measuring engineering pile casing center point offset's measuring scale, including batten 1 and measuring scale, batten 1 is located at the top of steel mesh, steel mesh is located at the top of steel casing, and the top of batten 1 is installed with measuring scale, and the measuring scale includes bottom fixed ruler 2, top reading ruler 3 and internal telescopic ruler 4, and the top of bottom fixed ruler 2, top reading ruler 3 and internal telescopic ruler 4 is equipped with measuring scale, and the precision is all 1mm.

[0027] Specifically, the measuring scale is composed of bottom fixed ruler 2, top reading ruler 3 and internal telescopic ruler 4, wherein the range of bottom fixed ruler 2 is 0-60mm, the range of top reading ruler 3 is 8-60mm, the range of internal telescopic ruler 4 is 60-80mm, and the total range of measuring scale is 0-80mm, in the use process, the user first places steel mesh on the top of steel casing, then places batten on the top of steel mesh and presses on steel casing, the batten has certain weight, then uses the tool to place the center point of steel casing and marks on the batten.

[0028] Further, one end of bottom fixed ruler 2 is penetrated and is provided with fixed hole, cross mark 201 is embedded and installed in the inside of fixed hole, the center of cross mark 201 is aligned with the center of the steel casing on the batten 1, and bottom fixed ruler 2 is clamped and installed on the top of batten 1 through wall clamp 5, fixed ring 202 is installed in the inside of fixed hole, and fixed ring 202 is located above cross mark 201, one end of top reading ruler 3 is installed with connecting plate 301, connecting pin 302 is installed at the bottom of one end of connecting plate 301, and the bottom of connecting pin 302 protrudes and rotates and is connected to the inside of fixed ring 202.

[0029] Specifically, the top reading ruler 3 is rotatably connected above the bottom fixed ruler 2 through the cooperation of the connecting pin 302 and the fixed ring 202, so that the top reading ruler 3 can be expanded by 360° around the fixed ring 202 through the connecting plate 301, and the connecting pin 302 is hollow to facilitate the user to observe whether the cross mark 201 on the measuring ruler is aligned with the center point on the square 1, and after determining that the two are aligned, the bottom fixed ruler 2 is clamped and fixed on the top of the square through the wall clamp 5.

[0030] Further, the end of the top reading ruler 3 away from the connecting plate 301 is provided with a movable slot 303, and the inside of the movable slot 303 is slidably provided with an inside telescopic ruler 4, one end of the inside telescopic ruler 4 is integrally provided with a clamping block 401, the other end of the inside telescopic ruler 4 extends to the outside of the movable slot 303, and a stop block 402 is installed on the other end of the inside telescopic ruler 4, and an observation hole 304 is provided on the top of the end of the top reading ruler 3 away from the connecting plate 301.

[0031] Specifically, the movable slot 303 provides a reciprocating space for the inside telescopic ruler 4, and the user can pull out the inside telescopic ruler 4 through the stop block 402, and the clamping block 401 is limited in the slot of the movable slot 303 during the pulling-out process, so as to ensure that the inside telescopic ruler 4 will not be pulled out of the outside of the movable slot 303.

[0032] Specifically, when measuring the center point deviation value of the protector, the user observes and reads the corresponding reading of the scale on the reading ruler through the top reading ruler 3, and the distance from the protector edge to the center point can be observed by rotating the top reading ruler 3 by 360°, and then the center deviation value of the protector can be measured and recorded, if the radius of the protector exceeds 60cm, the user can pull out the inside telescopic ruler 4 at the tail of the top reading ruler 3 to lengthen the range, so that the center deviation value of the protector can be more intuitively measured and recorded, and the data collection is convenient for construction.

[0033] The above embodiments are only preferred embodiments of the present application, and cannot be used to limit the scope of protection of the present application, and any non-substantial changes and replacements made by those skilled in the art on the basis of the present application are within the scope of protection of the present application.

Claims

1. A portable measuring scale for measuring the center point deviation of an engineering pile casing, comprising a wooden square (1) and a measuring scale, the wooden square (1) is located at the top of a steel mesh, the steel mesh is located at the top of a steel casing, characterized in that, The top of the wood square (1) is provided with a measuring scale, which comprises a bottom fixed scale (2), a top reading scale (3) and an internal telescopic scale (4); The bottom fixed scale (2) is clamped and fixed on the top of the wood square (1) by a wall clamp (5), one end of the bottom fixed scale (2) is provided with a fixed hole, a cross mark (201) is embedded and installed in the fixed hole, the center of the cross mark (201) is aligned with the center of the steel casing on the wood square (1), a fixed ring (202) is installed in the fixed hole, and the fixed ring (202) is located above the cross mark (201).

2. The portable measuring scale for measuring the center point deviation of the engineering pile casing according to claim 1, characterized in that, One end of the top reading scale (3) is provided with a connecting plate (301), a connecting pin (302) is installed at the bottom of one end of the connecting plate (301), the bottom of the connecting pin (302) is protruded and rotatably connected to the inside of the fixed ring (202).

3. The portable measuring scale for measuring the center point deviation of the engineering pile casing according to claim 1, characterized in that, One end of the top reading scale (3) is provided with a connecting plate (301), a connecting pin (302) is installed at the bottom of one end of the connecting plate (301), the bottom of the connecting pin (302) is protruded and rotatably connected to the inside of the fixed ring (202).

4. The portable measuring scale for measuring the center point deviation of the engineering pile casing according to claim 1, characterized in that, One end of the top reading scale (3) is provided with a connecting plate (301), a connecting pin (302) is installed at the bottom of one end of the connecting plate (301), the bottom of the connecting pin (302) is protruded and rotatably connected to the inside of the fixed ring (202).

5. The portable measuring scale for measuring the center point deviation of the engineering pile casing according to claim 1, characterized in that, One end of the top reading scale (3) is provided with a connecting plate (301), a connecting pin (302) is installed at the bottom of one end of the connecting plate (301), the bottom of the connecting pin (302) is protruded and rotatably connected to the inside of the fixed ring (202).

6. The portable measuring scale for measuring the center point deviation of the engineering pile casing according to claim 1, characterized in that, The top of the bottom fixed scale (2), the top reading scale (3) and the internal telescopic scale (4) are all provided with measuring scales, and the precision is 1mm.

7. The portable measuring scale for measuring the center point deviation of the engineering pile casing according to claim 1, characterized in that, The total range of the measuring scale is 0-80mm.

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