CN219319216U

CN219319216U - Cast-in-situ Liang Bowen pipe and steel bar positioning measuring tool

Info

Publication number: CN219319216U
Application number: CN202320380851.8U
Authority: CN
Inventors: 刘亚杰; 李军; 肖立强; 陈龙; 张春磊; 赵海峰; 孙向飞; 蒙永兴; 秦超
Original assignee: China Communications Construction Group Southeast Construction Co ltd; CCCC Construction Group Co Ltd
Current assignee: China Communications Construction Group Southeast Construction Co ltd; CCCC Construction Group Co Ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-07-07
Anticipated expiration: 2033-03-03

Abstract

The utility model discloses a cast-in-situ Liang Bowen pipe and steel bar positioning measuring tool, which comprises a bottom plate, wherein a ruler rod is vertically and fixedly connected to the bottom plate, a positioning groove is formed in the side surface of the ruler rod, a plurality of positioning pins are penetrated in the positioning groove, the bottom of the ruler rod is rotationally connected with an angle measuring rod, two sides of the angle measuring rod are abutted with angle measuring rules, the bottom end of the angle measuring rod is an arc surface, and the arc surface is abutted with the upper surface of the bottom plate; the size of the angle measuring rod is smaller than that of the positioning groove. The height information of a plurality of corrugated pipes can be measured at one time, the height of the corrugated pipes can be measured and judged rapidly and efficiently, and the efficiency is improved; the volume required by placing the measuring tool is reduced, the storage and the carrying are convenient, the inclination of the ruler rod is avoided, and the measurement is more accurate.

Description

Cast-in-situ Liang Bowen pipe and steel bar positioning measuring tool

Technical Field

The utility model belongs to the technical field of measuring tools, and particularly relates to a cast-in-situ Liang Bowen pipe and a steel bar positioning measuring tool.

Background

The prestress system of the prestress bridge is the core content of structural bearing, and the construction quality is the weight of the prestress structure in the construction process. In the construction process of the cast-in-situ prestressed box girder of the known bridge engineering, the prestressed corrugated pipe is required to be installed in the longitudinal beam and the transverse beam of the box girder in the steel bar binding process and before concrete pouring, wherein whether the vertical coordinate of the corrugated pipe is precisely the key of the construction quality of the cast-in-situ prestressed box girder is an important guarantee on whether the design bearing capacity of the cast-in-situ prestressed box girder is realized or not, and the structural stress safety of the cast-in-situ prestressed box girder is directly related. Therefore, the accurate positioning of the vertical coordinates of the bridge cast-in-situ prestressed tank Liang Bowen pipe is the primary link of the quality control of the construction site.

The method is very simple, and in the actual operation process, the scribing lines on the square ruler are easily confused by other scratches or damaged, so that measurement is inaccurate, the ruler rod is easily inclined during measurement, and the positioning of the positioning ribs is inaccurate, so that the corrugated pipe is not smooth enough after installation. In addition, web steel bars and bottom plate steel bars in installation need to be bound according to a certain angle, and the angle deviation of web steel bar binding easily occurs.

The Chinese patent with the publication number of CN207335570U discloses a cast-in-situ Liang Bowen pipe and steel bar positioning measuring tool, which comprises a positioning measuring tool and a bottom plate, wherein the bottom of the positioning measuring tool is provided with the bottom plate and a bottom template, one side of the bottom template is provided with a side template, the side template is embedded and arranged in the bottom template, one side of the bottom plate is provided with a vertical rod, an adjusting box and an installing box, the vertical rod is vertically arranged in the bottom plate, the installing box is embedded and arranged in the bottom plate, one side of the vertical rod is provided with a horizontal rule and a leveling cross rod, the leveling cross rod is embedded and arranged in the vertical rod, the leveling tool is provided with a horizontal rule which can enable the installation position of the box Liang Bowen pipe to be accurate, the alignment is smooth, the quality meets the specification, and the leveling box and the scale tape enable the binding angle and the row spacing of the steel bars of the box beam to meet the specification requirements. However, the measuring tool level can only determine one height at a time, and the corrugated pipes are arranged side by side in a plurality of ways, so that the corrugated pipes are required to be adjusted for measuring the level many times, the operation is delayed, the working strength of measuring staff is increased, and the working efficiency is reduced. In addition, the measuring tool is large in size and inconvenient to carry and store.

Therefore, a cast-in-situ Liang Bowen pipe and a steel bar positioning measuring tool are provided.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a cast-in-situ Liang Bowen pipe and steel bar positioning measuring tool, which comprises: the bottom plate is vertically and fixedly connected with a ruler rod, a positioning groove is formed in the side face of the ruler rod, a plurality of positioning pins penetrate through the positioning groove, the bottom of the ruler rod is rotatably connected with a protractor rod, two sides of the protractor rod are abutted to a protractor, the bottom end of the protractor rod is an arc surface, and the arc surface is abutted to the upper surface of the bottom plate; the size of the angle measuring rod is smaller than that of the positioning groove.

Preferably, the ruler rod is a quadrangular prism, and the positioning groove is arranged on the side surface of the ruler rod in a penetrating way; scale marks are carved on the front surface of the ruler rod.

Preferably, the positioning pin comprises a square rod and a cylindrical rod, wherein the square rod is fixedly connected with the end part of the cylindrical rod, a fixed baffle is fixedly connected to one side, close to the cylindrical rod, of the square rod, and the fixed baffle is separated from the cylindrical rod by the width of a ruler rod; the movable baffle is sleeved outside the cylindrical rod, the fixed nut is sleeved outside the movable baffle, and the fixed nut is in threaded connection with the cylindrical rod.

Preferably, the outer side surfaces of the two protractors are carved with angle lines.

Preferably, one end of the angle measuring ruler is fixedly connected with the bottom plate, and the other end of the angle measuring ruler is fixedly connected with the side face of the ruler rod.

Preferably, the angle measuring ruler is rotationally connected with the ruler rod through a rotating pin, and the rotating pin is coaxial with the arc surface.

Preferably, one side of the ruler rod far away from the angle measuring ruler is fixedly connected with a tape measure box.

Compared with the prior art, the utility model has the following advantages and technical effects: the locating pin can slide in the locating groove at will, when the locating pin slides to the position of the corrugated pipe, the height of the corrugated pipe can be measured through the ruler rod, the standard height of the corrugated pipe can be marked on the ruler rod by the locating pin in advance, and then the standard height is compared with the corrugated pipe for measurement, so that whether the height of the corrugated pipe is in a specified range or not can be judged, the height information of a plurality of corrugated pipes can be measured at one time, the height of the corrugated pipe can be measured and judged quickly and efficiently, and the efficiency is improved; the angle measuring rod size is less than the constant head tank size, therefore the angle measuring rod can rotate to the inside of the constant head tank, the volume required by placing the measuring tool is greatly reduced, the storage is convenient, the setting of the bottom plate enables the measuring tool to be placed with a basic plane, the inclination of the ruler rod is avoided, and the measurement error is reduced. The arc cambered surface is in butt joint with the upper surface of the bottom plate, so that the bottom surface of the angle measuring ruler is horizontally contacted with the bottom plate, the bottom plate is a zero-degree line for measuring an angle, and therefore, when the angle is measured, the bottom plate can be used for standard measurement, the parallel surface of the bottom surface is not required to be taken for marking at zero degrees, and the measurement is more accurate.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application, illustrate and explain the application and are not to be construed as limiting the application. In the drawings:

FIG. 1 is a schematic view of a cast-in-place Liang Bowen pipe and rebar positioning gauge according to the present utility model;

FIG. 2 is a front cross-sectional view of the present utility model;

FIG. 3 is a side view of the present utility model;

FIG. 4 is a schematic view of the structure of the positioning pin of the present utility model.

In the figure: 1. a bottom plate; 2. a ruler rod; 3. a positioning groove; 4. a positioning pin; 5. a measuring angle rod; 6. a measuring angle ruler; 7. an arc surface; 8. scale marks; 9. a fixed baffle; 10. a movable baffle; 11. a fixing nut; 12. an angle line; 13. a rotation pin; 14. a tape measure box; 41. square bar; 42. a cylindrical rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

Referring to fig. 1-4, the present embodiment provides a cast-in-place Liang Bowen pipe and rebar positioning gauge, comprising: the bottom plate 1 is vertically and fixedly connected with a ruler rod 2, a positioning groove 3 is formed in the side face of the ruler rod 2, a plurality of positioning pins 4 penetrate through the positioning groove 3, the bottom of the ruler rod 2 is rotatably connected with a protractor rod 5, two sides of the protractor rod 5 are abutted with a protractor 6, the bottom end of the protractor rod 5 is an arc surface 7, and the arc surface 7 is abutted with the upper surface of the bottom plate 1; the size of the angle measuring rod 5 is smaller than that of the positioning groove 3.

The locating pin 4 can slide in the locating slot 3 at will, fix when the locating pin 4 slides to the position of the corrugated pipe, the height of the corrugated pipe can be measured through the ruler 2, the standard height of the corrugated pipe can be marked on the ruler 2 by the locating pin 4 in advance, and then the standard height is compared with the corrugated pipe to measure, so that whether the height of the corrugated pipe is in a specified range or not can be judged, the height information of a plurality of corrugated pipes can be measured at one time, the height of the corrugated pipe can be measured and judged quickly and efficiently, and the efficiency is improved; the angle measuring rod 5 can rotate to the inside of the positioning groove 3, thereby greatly reducing the volume required by placing the measuring tool, being convenient for storage and carrying, the arrangement of the bottom plate 1 enables the measuring tool to be placed on a foundation plane, so that the inclination of the ruler rod 2 is avoided, and the measuring error is reduced. The arc cambered surface is in butt joint with the upper surface of the bottom plate 1, so that the bottom surface of the angle measuring ruler 6 is horizontally contacted with the bottom plate 1, the bottom plate 1 is a zero-degree line for measuring angles, and therefore, when the angles are measured, the bottom plate 1 can be used for standard measurement, the parallel surface of the bottom surface is not required to be taken for marking at zero degrees, and the measurement is more accurate.

In a further optimization scheme, the ruler rod 2 is a quadrangular prism, and the positioning groove 3 is communicated and arranged on the side surface of the ruler rod 2; the front of the ruler 2 is carved with graduation marks 8.

The ruler rod 2 is a quadrangular prism, and compared with a cylinder, the ruler rod is convenient for fixing the positioning pin 4 and reading after the positioning pin 4 is fixed, and is also convenient for carving the scale marks 8.

In a further optimized scheme, the positioning pin 4 comprises a square rod 41 and a cylindrical rod 42, wherein the square rod 41 is fixedly connected with the end part of the cylindrical rod 42, one side, close to the cylindrical rod 42, of the square rod 41 is fixedly connected with a fixed baffle 9, and the distance between the fixed baffle 9 and the cylindrical rod 42 is equal to the width of the ruler rod 2; the movable baffle plate 10 is sleeved outside the cylindrical rod 42, the fixed nut 11 is sleeved outside the movable baffle plate 10, and the fixed nut 11 is in threaded connection with the cylindrical rod 42.

When the positioning pin 4 is fixed, the cylindrical rod 42 passes through the positioning groove 3 until the fixed baffle 9 is abutted against the side wall of the ruler rod 2, then the movable baffle 10 is sleeved with the cylindrical rod 42 at the other side of the ruler rod 2, then the fixed nut 11 is in threaded connection with the cylindrical rod 42, the movable baffle 10 is pressed on the side surface of the ruler rod 2, and the movable baffle 10, the positioning pin 4 and the ruler rod 2 are fixed; the surfaces of the movable baffle 10 and the fixed baffle 9 are parallel to the side surface of the ruler rod 2, and the two-side extrusion can ensure that the positioning pin 4 is perpendicular to the ruler rod 2, so that larger errors in the measurement of the corrugated pipe caused by the deflection of the positioning pin 4 are avoided.

Further optimizing scheme, the angle lines 12 are carved on the outer side surfaces of the two measuring angle squares 6.

The scale marks 8 are engraved on the outer sides of the two-measuring angle square 6, so that the measuring tool can read when measuring angles on the front and back sides, and the measuring convenience is improved.

In a further optimized scheme, one end of the angle measuring ruler 6 is fixedly connected with the bottom plate 1, and the other end of the angle measuring ruler is fixedly connected with the side face of the ruler rod 2.

Two ends of the two-measuring angle square 6 are fixedly connected with the side surfaces of the base plate 1 and the ruler rod 2 respectively, and at the moment, the two-measuring angle square 6 acts as a reinforcing rib, so that the connection strength of the base plate 1 and the ruler rod 2 is enhanced.

In a further optimized scheme, the angle measuring ruler 6 is rotationally connected with the ruler rod 2 through a rotating pin 13, and the rotating pin 13 is coaxial with the circular arc surface 7. The angle measuring ruler 6 can rotate inside and outside the ruler rod 2 at will through the rotating pin 13, an arc is coaxial with the rotating pin 13 to avoid errors caused by rotation offset, and the design of the arc surface 7 avoids interference with the bottom plate 1 when the angle measuring ruler 6 rotates.

Further optimizing scheme, the side of ruler rod 2 far away from measuring angle square 6 is fixedly connected with tape measure box 14.

The tape cartridge 14 may measure the spacing of the rebar.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims

1. A cast-in-place Liang Bowen pipe and rebar positioning gauge, comprising:

the ruler comprises a bottom plate (1), wherein a ruler rod (2) is vertically and fixedly connected to the bottom plate (1), a positioning groove (3) is formed in the side face of the ruler rod (2), a plurality of positioning pins (4) penetrate through the positioning groove (3), an angle measuring rod (5) is rotatably connected to the bottom of the ruler rod (2), two sides of the angle measuring rod (5) are abutted to angle measuring rulers (6), the bottom end of the angle measuring rod (5) is an arc surface (7), and the arc surface (7) is abutted to the upper surface of the bottom plate (1); the size of the angle measuring rod (5) is smaller than that of the positioning groove (3).

2. The cast-in-place Liang Bowen tube and rebar positioning gauge according to claim 1, wherein: the ruler rod (2) is a quadrangular prism, and the positioning groove (3) is arranged on the side surface of the ruler rod (2) in a penetrating way; scale marks (8) are engraved on the front face of the ruler rod (2).

3. The cast-in-place Liang Bowen tube and rebar positioning gauge according to claim 1, wherein: the locating pin (4) comprises a square rod (41) and a cylindrical rod (42), the square rod (41) is fixedly connected with the end part of the cylindrical rod (42), one side, close to the cylindrical rod (42), of the square rod (41) is fixedly connected with a fixed baffle (9), and the distance between the fixed baffle (9) and the cylindrical rod (42) is equal to the width of the ruler rod (2); the movable baffle (10) is sleeved outside the cylindrical rod (42), the fixed nut (11) is sleeved outside the movable baffle (10), and the fixed nut (11) is in threaded connection with the cylindrical rod (42).

4. The cast-in-place Liang Bowen tube and rebar positioning gauge according to claim 1, wherein: the outer side surfaces of the two angle measuring rules (6) are carved with angle lines (12).

5. The cast-in-place Liang Bowen tube and rebar positioning gauge according to claim 1, wherein: one end of the angle gauge (6) is fixedly connected with the bottom plate (1), and the other end of the angle gauge is fixedly connected with the side face of the ruler rod (2).

6. The cast-in-place Liang Bowen tube and rebar positioning gauge according to claim 1, wherein: the angle gauge (6) is rotationally connected with the ruler rod (2) through a rotating pin (13), and the rotating pin (13) is coaxial with the arc surface (7).

7. The cast-in-place Liang Bowen tube and rebar positioning gauge according to claim 1, wherein: one side of the ruler rod (2) far away from the angle measuring ruler (6) is fixedly connected with a tape measure box (14).