CN209459561U - A measuring tool for detecting pile diameter and pile position deviation - Google Patents

Abstract

The utility model belongs to the technical field of foundation detection in construction engineering, and discloses a measuring tool for detecting pile diameter and pile position deviation, which includes a horizontal main ruler and a longitudinal main ruler perpendicularly intersecting at the central point, and two sides of the horizontal main ruler. Two auxiliary rulers perpendicular to the longitudinal main ruler are installed on the longitudinal main ruler. The auxiliary ruler can move along the longitudinal main ruler and fix its position; And the movable end card of the fixed position; the free end card that can move and fix the position is installed at one end of the horizontal main ruler and the longitudinal main ruler respectively; the fixed end card is installed at the zero scale line position of the two ends of the auxiliary ruler. The utility model is specially used for detecting the deviation of the pile diameter and pile position in the pile foundation. Its measurement accuracy is high, it is not affected by human and environmental factors, the measurement data is real and accurate, and the inspection conclusion can be guaranteed to be correct. Detachable, easy to carry.

Description

A measuring tool for detecting pile diameter and pile position deviation

technical field

The utility model belongs to the technical field of foundation detection of construction engineering, and in particular relates to a pile quality detection tool for construction pile foundations.

Background technique

During the construction of building pile foundations, due to the influence of operation and environmental factors, there are differences in the quality of the piles. After excavation of the foundation pit, quality inspection must be carried out according to the design and quality inspection standards to confirm whether the quality meets the design and specification requirements. In the pile foundation quality inspection, the pile diameter and pile position are the actual measurement items that must be inspected. The routine inspection method of pile diameter and pile position is to use a steel ruler to measure, and the operation is very cumbersome. For example, when measuring the pile diameter, it is necessary to measure and compare multiple sets of data repeatedly; It takes several times to find the correct measurement position. Moreover, the accuracy of the ruler measurement results mainly depends on the quality and experience of the inspectors. Due to differences in the use of the ruler and the judgment of the ruler reading by each inspector, the error is usually large.

The pile diameter and pile position in the pile foundation are directly related to the bearing capacity of the foundation and the stability of the superstructure, which affects the normal use function and structural safety of the building. The deviation must be controlled within the allowable range specified in the design and codes, among which Quality inspection is very critical. In view of the large error of the traditional steel ruler measurement method, it is easy to cause misjudgment, and the operation is cumbersome, it is necessary to develop a special detection tool that meets the detection accuracy requirements and is applicable.

Utility model content

The utility model aims to solve the technical problem of pile detection quality and efficiency of building pile foundation, and provides a measuring tool for detecting pile diameter and pile position deviation, which is specially used for detecting pile diameter and pile position deviation in pile foundation, Its measurement accuracy is high, it is not affected by human and environmental factors, and the measurement data is true and accurate, which can ensure the correctness of the inspection conclusion; the tool is simple in structure, easy to use and operate, detachable and easy to carry.

In order to solve the above technical problems, the utility model is realized through the following technical solutions:

A measuring tool for detecting pile diameter and pile position deviation, the measuring tool includes a horizontal main ruler and a longitudinal main ruler perpendicular to each other, and the horizontal main ruler and the longitudinal main ruler intersect at a central point and are fixedly connected; Two auxiliary rulers are installed on the longitudinal main ruler on both sides of the horizontal main ruler, and the two auxiliary rulers are perpendicular to the longitudinal main ruler, and can move and fix positions along the longitudinal main ruler;

Both ends of the horizontal main ruler and the r scale line positions at the two ends of the longitudinal main ruler are equipped with movable end cards, and the two groups of movable end cards can move and be fixed along the horizontal main ruler and the longitudinal main ruler respectively position; r value=D/2, D is engineering pile pile diameter;

One end of the horizontal main ruler and one end of the longitudinal main ruler are respectively equipped with free end clips, and the two free end clips can move and fix positions along the horizontal main ruler and the longitudinal main ruler respectively;

The two ends of the auxiliary ruler are respectively equipped with fixed end clips, and the fixed end clips are fixed at the zero scale line positions at both ends of the auxiliary ruler.

Further, both the horizontal main ruler and the longitudinal main ruler are engraved with two rows of scale lines in millimeters along the length direction of the ruler, and the 0 points of the two rows of scale lines are all set in the middle of the ruler, and 0 points are marked at both ends respectively. ~dmm scale value, d=300-500.

Further, the auxiliary ruler is engraved with two rows of scale marks in millimeters along the length of the ruler, the scale range of the two rows of scale marks is 0-dmm, and the arrangement directions of the two rows of scale marks are opposite, and one row of zero scale marks The line is aligned with the dmm tick marks of the other row.

Further, the horizontal main ruler and the longitudinal main ruler are connected by a connecting block, and the side of the connecting block is provided with upper and lower rows of inserting ruler holes in the direction perpendicular to each other, which are respectively used to pass through the horizontal main ruler. ruler and the longitudinal main ruler; the connecting block connecting the horizontal main ruler and the longitudinal main ruler is equipped with fixing screws for the fixed connection of the horizontal main ruler, the longitudinal main ruler and the connecting block and nuts.

Further, the auxiliary ruler is connected with the longitudinal main ruler through a connecting block, and the side of the connecting block is provided with upper and lower rows of ruler holes in the direction perpendicular to each other, which are respectively used to pass through the auxiliary ruler and the The longitudinal main ruler; the connecting block where the auxiliary ruler is connected with the longitudinal main ruler is installed with a top wire for fixing the position of the auxiliary ruler.

Further, the upper part of the movable end card is provided with a rectangular through hole for passing through the horizontal main ruler or the longitudinal main ruler, the lower part is a quadrangular pyramid, and the front side of the quadrangular pyramid is a vertical surface. , the back side is inclined, and the four sides intersect two by two and intersect at the bottom cone point; when installing, the vertical surface of the movable end card faces inward; The top wire on the main ruler or the longitudinal main ruler.

Further, the upper part of the free end card is provided with a rectangular through hole for passing through the horizontal main ruler or the longitudinal main ruler, the lower part is a quadrangular pyramid, the front side of the quadrangular pyramid is a vertical surface, and the left and right , the back side is inclined, and the four sides intersect two by two and intersect at the bottom cone point; when installing, the vertical surface of the free end card faces inward; the top of the free end card is provided with a device for fixing the free end card in the The top wire on the main ruler or the longitudinal main ruler.

Further, the upper part of the fixed end card is provided with a rectangular through hole for passing through the auxiliary ruler, and the lower part is a quadrangular pyramid. The two intersect and intersect at the bottom cone tip; when installing, the vertical surface of the fixed end card faces inward, and the vertical surface is aligned with the zero scale line of the auxiliary scale; the top of the fixed end card is provided with a The fixed end clip is fixed on the screw on the said auxiliary ruler.

The beneficial effects of the utility model are:

The measuring tool for detecting pile diameter and pile position deviation of the utility model solves the problems of precision control and work efficiency improvement in pile diameter and pile position detection. Compared with the traditional steel ruler measurement method, this tool integrates pile diameter and pile position detection, directly displays the measured value, is not affected by human and environmental factors, greatly improves the measurement accuracy, and avoids misjudgment; it is convenient to use and can be operated by one person The pile diameter and pile position detection can be completed at the same time, which greatly improves the work efficiency and saves manpower; this tool is suitable for the inspection of existing circular cross-section piles and square piles of various cross-section sizes. It only needs to be lengthened, has versatility, and has simple structure, convenient material acquisition, processing, low cost, simple maintenance, and durability, and is suitable for general promotion at construction sites.

Description of drawings

Fig. 1 is the structural representation of the simple measuring tool that is used to detect pile diameter and pile position deviation provided by the utility model;

Fig. 2 is the top view of the simple measuring tool for detecting pile diameter and pile position deviation provided by the utility model;

Fig. 3 is the front view of the simple measuring tool for detecting pile diameter and pile position deviation provided by the utility model;

Fig. 4 is the left view of the simple measuring tool for detecting pile diameter and pile position deviation provided by the utility model;

Fig. 5 is a schematic view of the structure of the horizontal main ruler and the longitudinal main ruler in the simple measuring tool provided by the utility model;

Fig. 6 is a schematic structural view of the auxiliary ruler in the simple measuring tool provided by the utility model;

Fig. 7 is a schematic structural view of the connecting block in the simple measuring tool provided by the utility model;

Fig. 8 is the f-f sectional view of Fig. 7;

Fig. 9 is a detailed diagram of node A in Fig. 2;

Fig. 10 is a detailed diagram of Node B in Fig. 2;

Fig. 11 is a detailed diagram of node C in Fig. 2;

Fig. 12 is a detailed diagram of node D in Fig. 2;

Fig. 13 is a detailed diagram of node E in Fig. 2;

Fig. 14 is a schematic view of the usage state of the simple measuring tool provided by the present invention for detecting the deviation of pile diameter and pile position.

In the above figure: 1, horizontal main ruler; 2, longitudinal main ruler; 3, auxiliary ruler; 4, connecting block; 5, movable end card; 6, free end card; 7, fixed end card; 8, fixing screw; 9 , top wire.

Detailed ways

In order to further understand the content, characteristics and effects of the present utility model, the following examples are given, and detailed descriptions are as follows in conjunction with the accompanying drawings:

As shown in Figures 1 to 4, this embodiment provides a simple measurement tool for detecting the deviation of pile diameter and pile position, which mainly includes a horizontal main ruler 1, a longitudinal main ruler 2, an auxiliary ruler 3, a connecting block 4, Movable end card 5, free end card 6, fixed end card 7, fixing screw 8, jacking wire 9.

As shown in Figure 5, the structures of the horizontal main ruler 1 and the longitudinal main ruler 2 are exactly the same, both are made of 4mm thick stainless steel plate, the length is 900mm, and the width is 10m. The top surfaces of the horizontal main ruler 1 and the vertical main ruler 2 are engraved with two rows of graduation marks in millimeters along the length of the ruler. tick value. Both the horizontal main ruler 1 and the longitudinal main ruler 2 are provided with a circular hole with a diameter of 2mm in the middle of the chi.

As shown in Figure 6, there are two auxiliary rulers 3 with identical structures, both of which are made of 4mm thick stainless steel plates, with a length of 550mm and a width of 10mm. The top surface of the auxiliary ruler 3 is engraved with two rows of graduation marks in millimeters along the length of the ruler. The zero scale line is aligned with the 400mm scale line on the other row. The two ends of the auxiliary ruler 3 are installed with the fixed end clip 7 and drilled with screw holes and sleeves.

Both the horizontal main scale 1 and the longitudinal main scale 2, and between the auxiliary scale 3 and the longitudinal main scale 2 are connected through connecting blocks 4 . As shown in Fig. 7 and Fig. 8, the quantity of connecting block 3 is three, and structure is exactly the same, is the cube of length * width * thick = 25mm * 25mm * 25mm of plastic material processing, and the side of this cube is mutually perpendicular In the direction, there are two rows of rectangular inserting holes with width × height = 11mm × 5mm. A vertical nail hole with a diameter of 2.5mm is set in the middle of the plane of the cube, and an M2 stainless steel is inserted at one end of the vertical nail hole. nuts. As shown in Figure 9 and Figure 10, the connecting block 3 is arranged at the intersection of the horizontal main ruler 1, the longitudinal main ruler 2, the auxiliary ruler 3, and the longitudinal main ruler 2, and is used for the connection of the intersecting ruler rods.

As shown in Figure 11, the number of movable end cards 5 is four, the structure is exactly the same, all made of 2mm thick stainless steel plate, the upper part is provided with width * height = 11mm * 5mm rectangular through hole, the bottom is a quadrangular pyramid, the quadrangular pyramid Body height ≥ 20mm, the front side is a vertical surface, the left, right, and back sides are inclined, and the four sides intersect two by two and meet at the bottom of the cone. A screw hole with a diameter of 3mm is provided in the middle of the top of the movable end card 5, and an M2 stainless steel nut is bonded to the screw hole with a metal adhesive. The four movable end clips 5 are respectively arranged at the r scale line positions at both ends of the horizontal main ruler 1 and the longitudinal main ruler 2, and the positions can be adjusted according to the pile diameter D of the engineering pile design. When measuring the pile diameter, the movable end clamp 5 is adjusted to the position of the r scale line (r value=D/2) at both ends of the horizontal main ruler 1 and the longitudinal main ruler 2 ends, and the stainless steel nut on the screw hole is rotated to fix it.

As shown in Figure 12, the number of free end cards 6 is two, and the structure is exactly the same. They are all made of 2mm thick stainless steel plates. Body height ≥ 20mm, the front side is a vertical surface, the left, right, and back sides are inclined, and the four sides intersect two by two and meet at the bottom of the cone. A round hole with a diameter of 3mm is provided in the middle of the top of the free end card 6, and an M2 stainless steel nut is bonded to the round hole with a metal adhesive. The two free end clips 6 are respectively arranged on one side of the horizontal main ruler 1 and one side of the longitudinal main ruler 2, and can move along the ruler bar.

As shown in Figure 13, the number of fixed end cards 7 is four, and the structure is exactly the same. They are all made of 2mm thick stainless steel plate. It is 14mm, the front side is a vertical surface, the left, right, and back sides are inclined, and the four sides intersect two by two and meet at the bottom cone tip. A screw hole with a diameter of 3mm is provided in the middle of the top of the fixed end card 7, and an M2 stainless steel nut is bonded to the screw hole with a metal adhesive. The four fixed end clips 7 are respectively arranged at the zero scale line positions at both ends of the two auxiliary rulers 3 .

The number of fixing screws 8 is one, and the stainless steel round head screw with a specification of M2 and a length of 25mm is used for connecting block 4 at the intersection of the horizontal main ruler 1 and the longitudinal main ruler 2, and the horizontal main ruler 1 and the longitudinal main ruler Chi 2 is fixed with connection block 4.

The number of jacking wires 9 is eight, and stainless steel jacking wires with a specification of M2 and a length of 10 mm are used for the connection block 4 at the intersection of the auxiliary ruler 3 and the longitudinal main ruler 2, as well as the free end clamp 6 and the movable end clamp. 5 on.

When the horizontal main ruler 1 and the vertical main ruler 2 are assembled, the connecting block 4 is placed horizontally, and the nut at the end of the nail hole is located at the bottom; , so that the round hole in the middle of the horizontal main ruler 1 and the vertical main ruler 2 coincides with the vertical nail hole on the connecting block 4; insert the fixing screw 8 from the nail hole on the top of the connecting block 4, and pass through the horizontal main ruler 1 in turn And the round hole on the longitudinal main scale 2 enters the nut at the bottom of the connecting block 4 and is tightened. At this time, the horizontal main ruler 1 is perpendicular to the vertical main ruler 2 plane.

When the auxiliary ruler 3 is installed, install the two auxiliary rulers 3 on the longitudinal main ruler 2 on both sides of the horizontal main ruler. connect. Put the lower row of inserting holes of the connecting block 4 (the nut at the top of the nail hole is on the top) through the longitudinal main ruler 2, put the auxiliary ruler 3 through the upper row of inserting holes of the connecting block 4, and put the connecting block 4 through the nail holes Load onto jackscrew 9 in the end nut.

When the free end clips 6 are installed, they are respectively arranged on one side of the horizontal main ruler 1 and one side of the longitudinal main ruler 2 . During installation, the vertical face of the free end clamp 6 faces inboard, and the rectangular hole on its top is sheathed on the chi rods of the horizontal main ruler 1 and the longitudinal main ruler 2, and a jackscrew 9 is loaded into the top nut.

When the movable end card 5 is installed, the movable end card 5 is arranged on the r scale line positions at both ends of the horizontal main ruler 1 and the two ends of the longitudinal main ruler 2, and the position can be adjusted according to the engineering pile diameter D. When measuring the pile diameter, the movable end clip 5 is adjusted to the position of the r scale line at the two ends of the horizontal main ruler 1 and the longitudinal main ruler 2 (r value=D/2), and then the top screw 9 is installed in the screw hole and rotated to The stainless steel nut in the screw hole makes it fixed.

When the fixed end card 7 is installed, the fixed end card 7 is located at the two ends of the auxiliary ruler 3, and the vertical surface of the fixed end card 7 is faced inwardly, and the rectangular hole on the top is set on the auxiliary ruler 3 chi rod and vertically Align the surface with the zero scale line of the sub-scale 3, and screw the screws into the corresponding screw holes on the top of the fixed end card 7 and the sub-scale 3 to fix it.

A kind of simple measuring tool for detecting pile diameter and pile position deviation of the present embodiment, its processing process is as follows:

1) making

(1) Processing of horizontal main ruler 1, vertical main ruler 2, and auxiliary ruler 3: use 4mm thick stainless steel plate to cut and blank on the shearing machine. Among them, the horizontal main ruler 1 and the vertical main ruler 2 have the same structure, the length is 900mm, and the width is 10m; the top surface is engraved with two rows of graduation marks in millimeters along the length of the ruler. Mark the scale value from 0 to 400mm. A circular hole with a diameter of 2 mm is drilled in the middle of the horizontal main ruler 1 and the longitudinal main ruler 2 . The number of auxiliary rulers 3 is two, the length is 550mm, and the width is 10mm; the top surface is engraved with two rows of graduation marks in millimeters along the length of the ruler, and the scale range is 0-400mm. The zero scale line is aligned with the 400mm scale line on the other row. Drill screw holes and set screws outside the scale lines at both ends of the auxiliary ruler 3 and install the fixed end clip 7. The distance from the center of the screw hole to the scale line at the end of the ruler=1/2 the width of the top plate of the fixed end clip 7 along the length direction of the ruler.

(2) Processing of connection block 4: the quantity is three, and it is a cube of length × width × thickness = 25mm × 25mm × 25mm, and the sides are horizontally centered in the vertical direction to set up and down two rows of rectangular insert holes with width × height = 11mm × 5mm , the distance from the plug hole to the top and bottom of the connection block 4 and the spacing thereof are 5mm. A vertical nail hole with a diameter of 2.5mm is set in the middle of the plane of the connecting block 4, and an M2 stainless steel nut is inserted at one end of the nail piercing hole, and the exposed surface of the nut is flush with the surface of the connecting block 4. Connecting block 4 adopts plastic material, entrusts custom-made.

(3) Processing of the movable end card 5 and the fixed end card 7: the quantity is four each, all of which are processed by 2mm thick stainless steel plate. Among them, a screw hole is drilled in the middle of the top of the fixed end card 7, and a round hole with a diameter of 3mm is drilled in the middle of the top of the movable end card 5, and an M2 stainless steel nut is bonded to the hole with a metal adhesive.

(4) Free end card 6 processing: the quantity is two, all of which are processed by 2mm thick stainless steel plate. Drill a round hole with a diameter of 3 mm in the middle of the top of the free end card 6, and bond an M2 stainless steel nut to the hole with a metal adhesive.

(5) Fixing screw 8: the quantity is 1 piece, purchase M2 round head screw, the length is 25mm.

(6) Jacking wire 9: The quantity is 8 pieces, and the stainless steel jacking wire is purchased, the specification is M2, and the length is 10mm.

2) Assembly

Proceed as follows:

Place the connecting block 4 at the junction of the horizontal main ruler 1 and the longitudinal main ruler 2 so that the nut at the end of the nail-piercing hole is located at the bottom;

Pass the longitudinal main ruler 2 through the lower hole of the connecting block 4, and adjust the position so that the round hole in the middle of the ruler coincides with the nail hole on the connecting block 4;

Pass the horizontal main ruler 1 through the upper hole of the connecting block 4, and adjust the position so that the round hole in the middle of the ruler coincides with the nail hole on the connecting block 4;

Insert the fixing screw 8 from the nail hole on the top of the connecting block 4, pass through the round holes on the horizontal main ruler 1 and the longitudinal main ruler 2, and enter the nut at the bottom of the connecting block 4 to tighten;

Insert the lower row of inserting holes of the two connecting blocks 4 (the nuts at the end of the nail hole) for the connection of the auxiliary ruler 3 respectively through the two ends of the longitudinal main ruler 2, and set them on the longitudinal holes located on both sides of the horizontal main ruler 1. On the 2nd section of the main ruler;

Put the auxiliary ruler 3 through the upper row of the connecting block 4 and put it in place, and install the top screw 9 in the nut at the end of the connecting block 4 through the nail hole;

Install the free end clips 6 on one side of the longitudinal main ruler 2 and the horizontal main ruler 1 respectively, and fix the top of the free end clip 6 with a top wire 9 .

Install the movable end card 5 on both ends of the longitudinal main ruler 2 and the horizontal main ruler 1. When installing, the vertical surface of the movable end card 5 faces inward, and the upper rectangular hole is inserted on the ruler rod, and the top nut is installed Top wire 9;

Install the fixed end clamps 7 on both ends of the auxiliary ruler 3. When installing, turn the vertical surface toward the inside, and put the upper rectangular hole on the ruler rod and align the vertical surface with the zero scale line of the auxiliary ruler 3. Screw the screws into the corresponding screw holes on the top of the card 7 and the auxiliary ruler 3 to fix it.

As shown in Figure 14, based on the measurement method of the measuring tool used to detect the deviation of pile diameter and pile position, the specific steps are as follows:

Step 1: Project the design center point on the top surface of the pile, and play the design cross center line;

Step 2: Place the measuring tool on the top surface of the pile so that the longitudinal main ruler 2 is roughly parallel to the longitudinal line of the design cross centerline (at this time, the horizontal main ruler 1 is naturally parallel to the horizontal line of the design cross centerline);

Step 3: Move the measuring tool parallel to the front, back, left, and right respectively to adjust the scale position until the movable end clips 5 at the ends of the horizontal main ruler 1 and the vertical main ruler 2 are respectively attached to one end of the pile edge, and the free end clips 6 at the other end are respectively attached to the pile edge. The other end is close. The reading at the junction of the free end clip 6 on the horizontal main ruler 1 and the horizontal main ruler 1 is a, and the measured pile radius is: (a+r)/2; the inner side of the free end clip 6 on the longitudinal main ruler 2 and the longitudinal main ruler 2 The reading at the junction is b, and the measured pile radius is: (b+r)/2. (wherein, a and b are the readings at 6 places of the free end card respectively, and r is the design radius of the engineering pile);

Step 4: Move the auxiliary ruler 3 located between the horizontal main ruler 2 and the design cross center line along the longitudinal main ruler 1 (by moving the connecting block 4 at the junction of the auxiliary ruler 3 and the longitudinal main ruler 1) to the cross centerline Position the horizontal line and make the two overlap; read the scale value m where the inner side of the connecting block 4 at the intersection of the above-mentioned auxiliary ruler 3 and the longitudinal main ruler 2 intersects on the longitudinal main ruler 2;

Step 5: Move the auxiliary ruler 3 horizontally along the direction of the main ruler 1 horizontally until the cone tip at the bottom of the fixed end clamp 7 at one end is aligned with the longitudinal line of the cross center line, and tighten the top screw 9 on the connecting block 4 of the auxiliary ruler 3 ;Read the junction of the sub-scale 3 and the connecting block 4, the scale value n on the sub-scale 3;

Step 6: Calculate the pile diameter deviation: the design pile diameter is D, the design pile radius r=D/2, the measured transverse pile radius is (a+r)/2, and the measured longitudinal pile radius is (b+r)/2; : Transverse pile diameter deviation=design pile diameter-actually measured pile diameter=r-a, longitudinal pile diameter deviation=design pile diameter-actually measured pile diameter=r-b;

Step 7: Read the scale value m where the inner side of the connecting block 4 intersects with the longitudinal main ruler 2 at the intersection of the above-mentioned auxiliary ruler 3 and the longitudinal main ruler 2. Since the size of the connecting block 4 is 25mm*25mm, increase the length of the connecting block 4 by half (12.5mm), that is, the longitudinal deviation value of the pile position α=m+12.5mm;

Step 8: Read the scale value n on the right side of the connecting block at the intersection of the auxiliary ruler 3 and the longitudinal main ruler 2 and intersect on the auxiliary ruler 3. Since the size of the connecting block is 25mm*25mm, increase half of the length of the connecting block (12.5 mm), that is, the lateral deviation value of the pile position β=n+12.5mm.

In summary, it can be known that a measuring tool for detecting pile diameter and pile position deviation of the utility model has the following advantages:

1) At the same time, it has the detection function of pile diameter and pile position deviation, which can realize the synchronous and rapid detection of pile diameter and pile position deviation;

2) Set the horizontal main scale 1 and the vertical main scale 2 according to the mutually perpendicular directions, and the deviation detection of the two directions can be performed at the same time by setting the scales once, and the multi-step operation is integrated into one step;

3) Simultaneously measure the pile position deviation in two directions perpendicular to each other by adjusting the longitudinal and lateral positions of the auxiliary ruler 3;

4) The position of the free end clip 6 on the horizontal main ruler 1 and the longitudinal main ruler 2 can be adjusted to meet the inspection needs of piles of various cross-sectional sizes, and at the same time, the free end clip 6 acts as a fixed detection tool to ensure the stability of the measurement process;

5) The free end card 6 and the fixed end card 7 directly reflect the measurement data on the ruler to ensure authenticity and accuracy;

6) The detection tool is simple in structure, light and handy, easy to use and maintain, and adopts a combined type, which is convenient for disassembly and assembly, and convenient for storage and storage.

Although the preferred embodiment of the utility model has been described above in conjunction with the accompanying drawings, the utility model is not limited to the above-mentioned specific implementation, and the above-mentioned specific implementation is only illustrative and not restrictive. Under the enlightenment of the utility model, those of ordinary skill can also make many specific transformations without departing from the gist of the invention and the protection scope of the claims, and these all belong to the protection scope of the utility model.

Claims (8)

1. a kind of for detecting the measuring tool of stake diameter and pile position deviation, which is characterized in that the measuring tool includes mutually hanging down Straight lateral main scale and longitudinal main scale, the transverse direction main scale with central point intersection and are fixedly connected with longitudinal main scale；It is described Two auxiliary scales are installed on longitudinal main scale of lateral main scale two sides, two auxiliary scales are each perpendicular to longitudinal main scale, And it can moved along longitudinal main scale and fix position；

The r graduation mark position at the transverse direction main scale both ends and longitudinal main scale both ends is mounted on movable end card, described in two groups Movable end card can move respectively along the lateral main scale and longitudinal main scale and fix position；R numerical value=D/2, D are engineering Stake stake diameter；

Described transverse direction main scale one end and described longitudinal main scale one end are separately installed with free-end card, and two free-end cards can It is moved respectively along the lateral main scale and longitudinal main scale and fixes position；

The auxiliary scale both ends are separately installed with fixing end card, and the fixing end, which fixes, schedules auxiliary scale both ends zero graduation line position It sets.

2. according to claim 1 a kind of for detecting the measuring tool of stake diameter and pile position deviation, which is characterized in that described Lateral main scale, longitudinal main scale are carved with two rows of graduation marks in millimeters along ruler length direction, and 0 point of two rows of graduation marks It is each provided in the middle part of ruler, indicates 0~dmm scale value, d=300-500 to both ends respectively.

3. according to claim 1 a kind of for detecting the measuring tool of stake diameter and pile position deviation, which is characterized in that described Auxiliary scale is carved with two rows of graduation marks in millimeters along ruler length direction, and the scale range of two rows of graduation marks is 0~dmm, and And the orientation of two rows of graduation marks is on the contrary, row's zero graduation line is aligned with the dmm graduation mark of another row.

4. according to claim 1 a kind of for detecting the measuring tool of stake diameter and pile position deviation, which is characterized in that described Lateral main scale connect with longitudinal main scale by link block, the side of the link block press mutually orthogonal direction equipped with it is upper, Lower two socket ruler holes are respectively used to across the lateral main scale and longitudinal main scale；The transverse direction main scale and longitudinal master The link block that ruler is connected, which is equipped with, to be fixedly connected for the lateral main scale, longitudinal main scale with the link block Fixed screw and nut.

5. according to claim 1 a kind of for detecting the measuring tool of stake diameter and pile position deviation, which is characterized in that described Auxiliary scale is connect by link block with longitudinal main scale, and the side of the link block is equipped with upper and lower two by mutually orthogonal direction Socket ruler hole is respectively used to across the auxiliary scale and longitudinal main scale；The company that the auxiliary scale is connected with longitudinal main scale It connects and is equipped on block for the jackscrew that the auxiliary scale position is fixed.

6. according to claim 1 a kind of for detecting the measuring tool of stake diameter and pile position deviation, which is characterized in that described Movable end card top is provided with the rectangular through-hole for passing through the lateral main scale or longitudinal main scale, and lower part is rectangular pyramid Body, rectangular pyramid front side are vertical plane, and left and right, back side inclination, four sides intersects two-by-two and meets at bottom cone；Institute when installation The vertical plane of movable end card is stated towards inside；It is provided at the top of the movable end card described for movable end fixing to be scheduled on Jackscrew on lateral main scale or longitudinal main scale.

7. according to claim 1 a kind of for detecting the measuring tool of stake diameter and pile position deviation, which is characterized in that described Free-end card top is provided with the rectangular through-hole for passing through the lateral main scale or longitudinal main scale, and lower part is rectangular pyramid Body, rectangular pyramid front side are vertical plane, and left and right, back side inclination, four sides intersects two-by-two and meets at bottom cone；Institute when installation The vertical plane of free-end card is stated towards inside；It is provided at the top of the free-end card described for free-end fixing to be scheduled on Jackscrew on lateral main scale or longitudinal main scale.

8. according to claim 1 a kind of for detecting the measuring tool of stake diameter and pile position deviation, which is characterized in that described Fixing end card top is provided with the rectangular through-hole for passing through the auxiliary scale, and lower part is rectangular pyramid, is on front side of the rectangular pyramid Vertical plane, left and right, back side inclination, four sides intersects two-by-two and meets at bottom cone；The vertical plane court of fixing end card when installation Inwardly, and vertical plane is aligned with the zero graduation line of the auxiliary scale；It is provided at the top of the fixing end card for by the fixation End fixes the screw being scheduled in the auxiliary scale.