Device and method for measuring thickness of concrete laitance layer

Abstract

The invention relates to the technical field of building construction, in particular to a concrete laitance layer thickness measuring device and method.The measuring device comprises a fixing support, an upper passing hole and a lower passing hole are vertically and oppositely formed in the fixing support, a measuring rod is arranged between the upper passing hole and the lower passing hole in a penetrating mode, and a scale pointer is arranged on the measuring rod; and a graduated scale is vertically arranged on the fixed bracket. The concrete laitance layer thickness measuring device can simply and accurately measure the thickness of a concrete laitance layer, is simple and convenient to operate, accurate in measuring result, capable of measuring at any time, extremely high in efficiency and very suitable for actual construction, has important significance in controlling the thickness of the concrete laitance layer, has extremely high value in prevention and control of concrete cracks, and is worthy of popularization and application. And the scheme is very good and practical and has important practical significance.

Description

Technical Field

[0001] The present invention relates to the field of construction technology, specifically to a device and method for measuring the thickness of a concrete floating slurry layer. Background Art

[0002] During the production and manufacturing process of precast concrete components, the inventor of the present application found that: as the thickness of the concrete floating slurry layer increases, the development trend of concrete cracks shows a gradually increasing trend. Especially for vertically cast precast components and in-situ structures, this trend will be more obvious.

[0003] During the actual construction process, it is of great significance to master the thickness of the concrete floating slurry layer in real time for reducing the occurrence of cracks. It can not only save a large amount of maintenance costs, but more importantly, it plays a very important role in improving the safety of precast concrete components and concrete structures and enhancing the apparent quality of concrete. Therefore, it is very necessary to measure the thickness of the floating slurry layer. Summary of the Invention

[0004] Aiming at the deficiencies of the prior art, the purpose of the present invention is to provide a device and method for measuring the thickness of a concrete floating slurry layer.

[0005] The technical solution adopted by the present invention to solve its technical problems is as follows: A device for measuring the thickness of a concrete floating slurry layer includes a fixed bracket. Vertically opposite upper and lower through-holes are provided on the fixed bracket. A measuring rod is passed through between the upper and lower through-holes. A scale pointer is provided on the measuring rod, and a scale is provided vertically on the fixed bracket.

[0006] As a preference, a further technical solution of the present invention is: Preferably, the scale is a two-way scale located on both sides of the measuring rod.

[0007] Preferably, the scale pointer includes a pointer body in the shape of a polygon, and a pointer horizontally pointing to the scale is provided on the pointer body.

[0008] Preferably, the scale pointer is fixedly connected to the measuring rod through a pointer fixer.

[0009] Preferably, a handle is horizontally provided at the top of the fixed bracket.

[0010] Preferably, the measuring rod is in the shape of a T, and when the scale pointer points to the zero scale of the scale, both the top and bottom ends of the measuring rod penetrate the fixed bracket by a predetermined length.

[0011] Preferably, a fixing bolt is provided on the back side of the fixed bracket and at a position opposite to the measuring rod, and the fixing bolt is threadedly connected to the fixed bracket.

[0012] The present invention also discloses a method for measuring the thickness of the concrete floating slurry layer, which is applied to the above-mentioned measuring device, and the specific steps are as follows: Insert the measuring rod into the fixed bracket through the upper through hole and the lower through hole in sequence; Fix the scale pointer on the measuring rod, wet the surface of the measuring rod, and adjust the position of the measuring rod so that the scale pointer aligns with the zero scale position of the scale; Hold the fixed bracket and move the whole measuring device to the area to be measured. Contact the lower end of the measuring rod with the concrete surface while ensuring that the scale pointer aligns with the zero scale position of the scale; Slowly push the measuring rod to make it penetrate into the concrete until it stops when touching the bottom stones; Read the reading of the scale indicated by the scale pointer at this time, and this reading is recorded as the thickness of the concrete floating slurry layer.

[0013] The present invention adopting the above technical solution, compared with the prior art, its prominent feature is: It can measure the thickness of the concrete floating slurry layer very simply and accurately, with simple and convenient operation, accurate measurement results, can be measured at any time, with extremely high efficiency, is very suitable for actual construction use, is of great significance for controlling the thickness of the concrete floating slurry layer, and is extremely valuable for preventing and controlling concrete cracks. It is a very practical and useful solution with important practical significance. Description of the Drawings

[0014] Figure 1 is the front view structural schematic diagram of the device for measuring the thickness of the concrete floating slurry layer in the embodiment of the present invention; Figure 2 is the side view structural schematic diagram of the device for measuring the thickness of the concrete floating slurry layer in the embodiment of the present invention.

[0015] Description of the reference numerals: 1, fixed bracket; 2, measuring rod; 3, scale pointer; 4, scale; 5, pointer fixator; 6, handle; 7, fixing bolt. Detailed Embodiments

[0016] The following combines specific embodiments to further elaborate the present invention. The purpose is only to better understand the content of the present invention. Therefore, the examples given do not limit the protection scope of the present invention.

[0017] As Figures 1 to 2 shown, this embodiment provides a device for measuring the thickness of the concrete floating slurry layer, including a fixed bracket 1. Vertically opposite upper through holes and lower through holes are provided on the fixed bracket 1. A measuring rod 2 is passed through between the upper through hole and the lower through hole. A scale pointer 3 is provided on the measuring rod 2, and a scale 4 is provided vertically on the fixed bracket 1.

[0018] In implementation, the fixed support 1 can adopt a box structure. The upper through-hole and the lower through-hole are respectively opened on the top surface and the bottom surface. A vertical groove is oppositely opened on the front side surface relative to the measuring rod 2. A scale 4 is drawn on the surface of the front side surface along the vertical groove. The scale pointer 3 can be arranged outside the fixed support 1 and fixed to the measuring rod 2.

[0019] The scale 4 is a two-way scale located on both sides of the measuring rod.

[0020] The scale pointer 3 includes a pointer body in the shape of a polygon, and a pointer pointing horizontally to the scale 4 is arranged on the pointer body.

[0021] The scale pointer 3 is fixedly connected to the measuring rod 2 through a pointer fixer 5, and the pointer fixer 5 can adopt a fixed pin structure.

[0022] A handle 6 is horizontally arranged at the top of the fixed support 1.

[0023] The measuring rod 2 is in a T shape, and when the scale pointer 3 points to the zero scale of the scale 4, both the top end and the bottom end of the measuring rod 2 penetrate through the fixed support 1 by a predetermined length.

[0024] A fixing bolt 7 is arranged on the back side of the fixed support 1 at a position opposite to the measuring rod 2, and the fixing bolt 7 is threadedly connected to the fixed support.

[0025] The present invention also discloses a method for measuring the thickness of the concrete floating slurry layer, which is applied to the above-mentioned measuring device. The specific steps are as follows: Insert the measuring rod 2 into the fixed support 1 successively through the upper through-hole and the lower through-hole; Fix the scale pointer 3 on the measuring rod 2, wet the surface of the measuring rod 2, and adjust the position of the measuring rod 2 so that the scale pointer 3 is aligned with the zero scale position of the scale 4; Hold the fixed support 1 and move the whole measuring device to the area to be measured. Keep the lower end of the measuring rod 2 in contact with the concrete surface while ensuring that the scale pointer 3 is aligned with the zero scale position of the scale 4; Slowly push the measuring rod 2 to make the measuring rod 2 penetrate into the concrete until it stops when touching the bottom stones; Read the reading of the scale 4 indicated by the scale pointer 3 at this time, and this reading is recorded as the thickness of the concrete floating slurry layer. After the measurement is completed, wipe the measuring rod 2 clean, and at the same time tighten the fixing bolt 7 of the measuring rod to fix the measuring rod 2, and the measurement is completed.

[0026] The solution provided by the embodiment of the present invention can measure the thickness of the concrete floating slurry layer very simply and accurately, with simple and convenient operation, accurate measurement results, can be measured at any time, extremely high efficiency, very suitable for actual construction use, of great significance for controlling the thickness of the concrete floating slurry layer, and of great value for preventing and controlling concrete cracks. It is a very useful and practical solution with important practical significance.

[0027] The above are only the preferred embodiments of the present invention that can be implemented, and do not limit the scope of the rights of the present invention. Any equivalent changes made by using the content of the specification and drawings of the present invention are included within the scope of the rights of the present invention.

Claims

1. A device for measuring the thickness of the concrete laitance layer, characterized in that, It includes a fixed bracket, with an upper through-hole and a lower through-hole vertically arranged opposite to each other on the fixed bracket. A measuring rod is inserted between the upper through-hole and the lower through-hole. A scale pointer is arranged on the measuring rod, and a scale is arranged vertically on the fixed bracket.

2. According to claim 1, characterized in that The scale is a two-way scale located on both sides of the measuring rod.

3. According to claim 1, characterized in that, The scale pointer includes a pointer body in the shape of a polygon, and a pointer horizontally pointing to the scale is arranged on the pointer body.

4. According to claim 1, wherein The scale pointer is fixedly connected to the measuring rod through a pointer fixator.

5. According to claim 1, wherein A handle is horizontally arranged at the top of the fixed bracket.

6. According to claim 1, characterized in that The measuring rod is in a T shape, and when the scale pointer points to the zero scale of the scale, both the top and the bottom of the measuring rod penetrate the fixed bracket by a predetermined length.

7. According to claim 1, wherein A fixing bolt is arranged on the back side of the fixed bracket at a position opposite to the measuring rod, and the fixing bolt is threadedly connected to the fixed bracket.

8. A method for measuring the thickness of a concrete laitance layer, characterized in that, Applying the measuring device described in any one of claims 1 to 7, the specific steps are as follows: Insert the measuring rod into the fixed bracket through the upper through-hole and the lower through-hole in sequence; Fix the scale pointer on the measuring rod, moisten the surface of the measuring rod, and adjust the position of the measuring rod so that the scale pointer is aligned with the zero scale position of the scale; Hold the fixed bracket and move the whole measuring device to the area to be measured. Make the lower end of the measuring rod contact the concrete surface while ensuring that the scale pointer is aligned with the zero scale position of the scale; Slowly push the measuring rod to make it penetrate into the concrete until it stops when touching the bottom stones; Read the scale reading indicated by the scale pointer at this time, and this reading is recorded as the thickness of the concrete floating slurry layer.

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