CN220568665U - Concrete structure carbonization depth measuring device - Google Patents
Concrete structure carbonization depth measuring device Download PDFInfo
- Publication number
- CN220568665U CN220568665U CN202321816049.5U CN202321816049U CN220568665U CN 220568665 U CN220568665 U CN 220568665U CN 202321816049 U CN202321816049 U CN 202321816049U CN 220568665 U CN220568665 U CN 220568665U
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- Prior art keywords
- drill bit
- drill
- groove
- concrete
- concrete structure
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- 238000003763 carbonization Methods 0.000 title claims abstract description 30
- 238000005070 sampling Methods 0.000 claims abstract description 19
- 238000005259 measurement Methods 0.000 claims abstract description 12
- KJFMBFZCATUALV-UHFFFAOYSA-N phenolphthalein Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)C2=CC=CC=C2C(=O)O1 KJFMBFZCATUALV-UHFFFAOYSA-N 0.000 abstract description 16
- 238000001514 detection method Methods 0.000 abstract description 10
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005553 drilling Methods 0.000 abstract description 2
- 239000007921 spray Substances 0.000 abstract 1
- 239000003153 chemical reaction reagent Substances 0.000 description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a concrete structure carbonization depth measuring device, which comprises a drill bit part and an electric drill connecting handle; the drill bit part comprises a drill bit body, a cutting edge and a depth measuring structure; the front end of the drill bit body is fixed with a cutting edge; a sampling cavity is formed in the drill bit body; the depth measuring structure is arranged along the length direction of the groove; the rear end of the drill bit body is fixedly provided with an electric drill connecting handle which is connected with an electric drill. The beneficial effects of the utility model are as follows: the device can drill concrete perpendicular to the surface of a concrete structure, spray phenolphthalein indicator to a groove with scales after drilling a sample, and can easily and accurately read the carbonization depth of the concrete by taking the scales, and has high detection efficiency and accurate and reliable measurement structure.
Description
Technical Field
The utility model relates to a concrete structure carbonization measurement technology, in particular to a concrete structure carbonization depth measurement device.
Background
Carbonization of concrete is a chemical attack to which concrete is subjected. CO in air 2 The gas permeates into the concrete, and reacts with alkaline substances to generate carbonate and water, so that the process of reducing the alkalinity of the concrete is called carbonization of the concrete. The alkalinity of the concrete is reduced after carbonization, when the carbonization exceeds the protection layer of the concrete, the concrete loses the protection effect on the reinforcing steel bar under the condition of the existence of water and air, and the reinforcing steel bar starts to rust. Therefore, the industry is required to test the carbonization depth of concrete structures.
In the construction engineering, the concrete carbonization depth test is a more important test item. At present, the conventional test method comprises the following steps: firstly, a chisel and other tools are used for chiseling the surface of the concrete and continuously trimming the surface of the concrete to the proper wound surface size and depth, then a phenolphthalein indicator is sprayed, and finally, a concrete carbonization depth measuring instrument is used for measuring. The conventional detection method has more steps, depends on a professional instrument (a concrete carbonization depth measuring instrument), cannot intuitively obtain a detection result, and has low detection efficiency and high cost.
Accordingly, there is a need for improvements over the prior art.
Disclosure of Invention
The utility model aims to provide a concrete structure carbonization depth measuring device with high detection efficiency, aiming at the defects of the prior art.
The utility model adopts the technical scheme that: a concrete structure carbonization depth measuring device comprises a drill bit part and an electric drill connecting handle;
the drill bit part comprises a drill bit body, a cutting edge and a depth measuring structure;
the front end of the drill bit body is fixed with a cutting edge;
a sampling cavity is formed in the drill bit body;
the side wall of the drill bit body is provided with a groove which is communicated with the sampling cavity and the outside, the length direction of the groove is parallel to the axis direction of the drill bit body, and the rear end of the groove is flush with the rear end of the sampling cavity;
the depth measuring structure is arranged along the length direction of the groove;
the rear end of the drill bit body is fixedly provided with an electric drill connecting handle which is connected with an electric drill.
According to the scheme, the depth measurement structure comprises length scale marks arranged outside the drill bit body along the length direction of the groove, and the starting points of the scale marks of the length scale marks are flush with the rear end of the groove.
According to the scheme, the measured length of the length scale mark is not lower than the length of the groove.
According to the scheme, the drill body is a cylinder with an opening at the front end, and a sampling cavity is formed in the cylinder.
According to the scheme, a plurality of groups of blades are arranged at the front end of the drill body, namely the front end of the barrel body, at uniform intervals in the circumferential direction.
According to the scheme, the graduation value of the length scale mark is 0.1mm, and the measuring range is 20mm.
The beneficial effects of the utility model are as follows:
1. the device can drill concrete perpendicular to the surface of a concrete structure, a phenolphthalein indicator is sprayed to a groove with scales after a sample is drilled, the carbonization depth of the concrete can be intuitively and accurately read by using a drill bit with scales, the detection efficiency is high, and the measurement structure is accurate and reliable; and after the detection is finished, the cutting and wound surface finishing of the concrete surface are not needed, the carbonization depth is not needed to be measured by means of a concrete carbonization depth measuring instrument, and the detection cost is low.
2. The device can be matched with a conventional electric drill, is convenient to use, can be normally used only by inserting the device into the conventional electric drill without using a specific driving instrument, and is simple and convenient to operate.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.
Wherein: 1-blade, 2-sampling cavity, 3-drill body, 4-length scale mark, 5-zero scale mark (scale mark starting point), 6-groove and 7-electric drill connecting handle.
Detailed Description
For a better understanding of the present utility model, the present utility model is further described below with reference to the drawings and specific examples.
A concrete structure carbonization depth measuring device shown in fig. 1 comprises a drill bit part and an electric drill connecting handle 7;
the drill part comprises a drill body 3, a blade 1 and a depth measuring structure;
the front end of the drill bit body 3 is fixed with a cutting edge 1 for sampling a concrete structure;
a sampling cavity 2 is arranged in the drill bit body 3 and is used for accommodating a concrete sample;
the side wall of the drill bit body 3 is provided with a groove 6 which is communicated with the sampling cavity 2 and the outside, the length direction of the groove 6 is parallel to the axis direction of the drill bit body 3, and the rear end of the groove 6 is flush with the rear end of the sampling cavity 2;
the depth measuring structure is arranged along the length direction of the groove 6 and is used for measuring the carbonization length of the concrete sample;
the rear end of the drill bit body 3 is fixedly provided with an electric drill connecting handle 7, and the electric drill connecting handle 7 is connected with an electric drill.
In the utility model, a drill body 3 is connected with an electric drill through an electric drill connecting handle 7, the electric drill drives a blade 1 at the front end of the machine body to rotate and cut a concrete structure, the concrete structure is sampled, and a concrete sample is contained in a sampling cavity 2.
In the utility model, the front end of the electric drill connecting handle 7 is connected with the rear end of the drill body 3, and the rear end of the electric drill connecting handle 7 can be connected with a conventional electric drill in a matching way; this is a mature technique and will not be described in detail here.
Preferably, the depth measuring structure comprises length graduations 4 arranged outside the bit body 3 along the length direction of the groove 6, and the graduation starting points (i.e. zero graduations 5) of the length graduations 4 are flush with the rear end of the groove 6.
In the utility model, the measured length of the length scale mark 4 is not lower than the length of the groove 6. The graduation value of the length graduation mark 4 is about 0.1mm, and the measuring range is 20mm.
Preferably, the drill body 3 is a cylinder with an open front end, and the inside of the cylinder is a sampling cavity 2.
Preferably, the cutting edges 1 have a plurality of groups and are circumferentially uniformly spaced at the front end of the drill body 3, i.e., the front end of the barrel.
In the utility model, the concrete structure carbonization depth measuring device also comprises a reagent bottle, wherein a phenolphthalein indicator is arranged in the reagent bottle; the reagent bottle is of a conventional structure, not shown in the drawings, and will not be described again here. If the concrete is not carbonized, the color turns red after the phenolphthalein indicator is sprayed; if the concrete is carbonized, the color is not changed after the phenolphthalein indicator is sprayed.
The working principle of the utility model is as follows: the electric drill is held by a detector, and an electric drill connecting handle 7 matched with the electric drill is inserted into the electric drill for butt joint and fixation; starting an electric drill, vertically aligning a cutting edge 1 at the front end of a drill body 3 and contacting a carbonization depth detection point of a concrete structure, applying proper pressure to enable the cutting edge 1 to fully cut concrete to realize core drilling sampling, and enabling a concrete sample to enter a sampling cavity 2; after the sampling is completed, closing the electric drill, and taking the measuring device off the electric drill; cleaning concrete powder at the groove 6 by using an ear washing ball or other tools, taking out the reagent bottle, and uniformly spraying the prepared phenolphthalein indicator on the surface of the concrete sample exposed at the groove 6; and after the concrete sample is developed, reading the length from the zero scale mark to the junction of the magenta color and the non-red color of the concrete sample according to the scale mark, wherein the reading is the carbonization depth of the concrete structure at the detection point.
After the phenolphthalein indicator is sprayed, the part which does not become red is the part where the concrete sample is carbonized, namely the part which needs to be measured; the area of the concrete sample reading is the length that does not become the red portion and the beginning of the reading is the zero tick mark 5.
Although the utility model herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present utility model. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present utility model as defined by the appended claims. It should be understood that the different dependent claims and the features herein may be combined in ways other than as described in the original claims. It is also to be understood that features described in connection with separate embodiments may be used in other embodiments.
Claims (6)
1. The device for measuring the carbonization depth of the concrete structure is characterized by comprising a drill bit part and an electric drill connecting handle;
the drill bit part comprises a drill bit body, a cutting edge and a depth measuring structure;
the front end of the drill bit body is fixed with a cutting edge;
a sampling cavity is formed in the drill bit body;
the side wall of the drill bit body is provided with a groove which is communicated with the sampling cavity and the outside, the length direction of the groove is parallel to the axis direction of the drill bit body, and the rear end of the groove is flush with the rear end of the sampling cavity;
the depth measuring structure is arranged along the length direction of the groove;
the rear end of the drill bit body is fixedly provided with an electric drill connecting handle which is connected with an electric drill.
2. The concrete structure carbonization depth measurement device according to claim 1, wherein the depth measurement structure comprises length graduation marks arranged outside the drill body along the length direction of the groove, and the graduation mark start points of the length graduation marks are flush with the rear end of the groove.
3. The concrete structure carbonization depth measurement device according to claim 2, wherein the measurement length of the length scale line is not less than the groove length.
4. The concrete structure carbonization depth measurement device according to claim 1, wherein the drill body is a cylinder with an open front end, and a sampling cavity is arranged inside the cylinder.
5. The concrete structure carbonization depth measurement device according to claim 1, wherein the plurality of sets of blades are circumferentially and uniformly arranged at intervals at the front end of the drill body, namely, the front end of the cylinder.
6. A concrete structure carbonization depth measurement device according to claim 2, wherein the graduation value of the length graduation line is 0.1mm and the measuring range is 20mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321816049.5U CN220568665U (en) | 2023-07-11 | 2023-07-11 | Concrete structure carbonization depth measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321816049.5U CN220568665U (en) | 2023-07-11 | 2023-07-11 | Concrete structure carbonization depth measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220568665U true CN220568665U (en) | 2024-03-08 |
Family
ID=90087647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321816049.5U Active CN220568665U (en) | 2023-07-11 | 2023-07-11 | Concrete structure carbonization depth measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220568665U (en) |
-
2023
- 2023-07-11 CN CN202321816049.5U patent/CN220568665U/en active Active
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