CN206788077U - A kind of sleeve grouting material expansion rate detection means - Google Patents
A kind of sleeve grouting material expansion rate detection means Download PDFInfo
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- CN206788077U CN206788077U CN201720408597.2U CN201720408597U CN206788077U CN 206788077 U CN206788077 U CN 206788077U CN 201720408597 U CN201720408597 U CN 201720408597U CN 206788077 U CN206788077 U CN 206788077U
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- China
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- outer container
- inner container
- container
- expansion rate
- inner pressurd
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- 238000001514 detection method Methods 0.000 title claims abstract description 15
- 239000000463 material Substances 0.000 title abstract description 16
- 239000011521 glass Substances 0.000 claims abstract description 16
- 239000011440 grout Substances 0.000 claims description 9
- 239000002002 slurry Substances 0.000 abstract description 8
- 238000007711 solidification Methods 0.000 abstract description 2
- 230000008023 solidification Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009430 construction management Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Landscapes
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
Sleeve grouting material expansion rate detection means of the present utility model, including box-type outer container, outer container top are opened wide, and are internally provided with inner pressurd vessel, and inner pressurd vessel is highly less than outer container, also opened wide at the top of inner pressurd vessel；The dial indicators rack of installation amesdial is provided with the top of outer container, amesdial lower end is vertically stretched on inner pressurd vessel top surface, and inner pressurd vessel top surface is stamped glass plate；During use in inner pressurd vessel filling paste, the amesdial at the top of outer container is adjusted to and contact glass sheet, and detection micrometer reading can be derived that expansion rate after slurry solidification, can accurately detect slurry expansion rate.
Description
Technical Field
The utility model relates to a sleeve grout material expansion rate detection device.
Background
In 2016, 6 months, a number of opinions about further strengthening the urban planning and construction management work were issued by the community centers and the state hospitals, and the following proposals are made clearly: developing a novel construction mode, popularizing the assembly type building greatly, increasing the policy support strength, and striving for about 10 years, so that the proportion of the assembly type building in the newly built building reaches 30%; in a work report of the general rule of gram strength in 2016, 3 months and two meetings, the method clearly provides 'actively popularizing green buildings and building materials, vigorously developing steel structures and assembly type buildings and improving the standards and quality of constructional engineering'; the assembly type building has high factory degree, prefabricated components in a factory are transported to a site for assembly, the integrity of the assembly type building is a measure of the durability of the assembly type building, and the connection is a technical key point; the sleeve grouting material is applied to the fabricated building, the defects of great weight and high cost of the traditional connection mode are overcome by using the sleeve as the connection mode, and the sleeve grouting material meets the requirements of the fabricated building on high bond strength, early ultramicro-expansion pressure-resistant bleeding segregation and other characteristics; the micro-expansion control has great requirements, and no matter contraction or excessive expansion occurs, cracks are generated at the joint, so that the use safety of the structure is influenced; how to detect the vertical expansion rate of the sleeve grouting material quickly and conveniently is very important.
Disclosure of Invention
The utility model aims to solve the technical problem that a sleeve grout material expansion rate detection device that can detect the expansion rate after the thick liquids solidify is provided.
The utility model discloses a sleeve grout material expansion ratio detection device, including box formula outer container, its characterized in that: the top of the outer container is open, the inner container is arranged in the outer container, the height of the inner container is lower than that of the outer container, and the top of the inner container is also open; the top of the outer container is provided with a dial indicator bracket for mounting a dial indicator, the lower end of the dial indicator vertically extends to the top surface of the inner container, and the top surface of the inner container is covered with a glass plate;
the outer container is formed by assembling side plates and a bottom plate, and the inner container is also formed by assembling the side plates and the bottom plate;
the outer container is a cube with the side length of 15cm, and the inner container is a cube with the side length of 10 cm;
the two sides of the glass plate and the side edge of the inner container have a clearance of 10 mm.
The utility model discloses a sleeve grout material expansion ratio detection device packs thick liquids in the inner container during use, the amesdial at outer container top adjust to with the contact of glass board, treat that thick liquids solidify the back and detect the amesdial reading and can obtain the expansion ratio promptly, can accurately detect the thick liquids expansion ratio.
Drawings
Fig. 1 is the utility model discloses sleeve grout material expansion ratio detection device spatial structure sketch map.
Detailed Description
As shown in the figure, the sleeve grouting material expansion rate detection device comprises a box type outer container 1, wherein the top of the outer container 1 is open, an inner container 2 is arranged in the outer container 1, the height of the inner container 2 is lower than that of the outer container 1, and the top of the inner container 2 is also open; the top of the outer container 1 is provided with a dial indicator bracket 3 for mounting a dial indicator 4, the lower end of the dial indicator 4 vertically extends to the top surface of the inner container 2, and the top surface of the inner container 2 is covered with a glass plate; when the expansion rate measuring device is used, slurry is filled in the inner container 2, the dial indicator 4 on the top of the outer container 1 is adjusted to the condition that the lower end of the dial indicator 4 is in contact with a glass plate, and the expansion rate can be obtained by detecting the reading of the dial indicator after the slurry is solidified; the outer container 1 is formed by assembling side plates and a bottom plate, so that the inner container 2 is conveniently filled with grouting slurry; the outer container is a cube with the side length of 15cm formed by assembling side plates and a bottom plate, the inner container 2 is a cube with the side length of 10cm formed by assembling the side plates and the bottom plate, and when the slurry is solidified in the inner container, the slurry is extruded by four walls to have consistent reaction force due to expansion, and the slurry is uniformly expanded from the opening end to the outside; the glass board both sides have 10mm clearance with the inner container side, and the amesdial passes through the lower extreme and measures thick liquids solidification expansion ratio with the glass board contact, waits that thick liquids solidify the back and detects the amesdial reading and can obtain the expansion ratio promptly, can accurately detect thick liquids expansion ratio, and the contact site is steady glossy glass, and measured data is accurate, stable.
The utility model discloses a sleeve grouting material expansion ratio detection device, the external container 1 has a cube container 1 with an inner diameter side length of 15cm, the external container has a bottom without a cover, the external container 1 is a structure which is composed of a side plate and a bottom plate and can be disassembled and assembled; a cubic inner container 2 with the inner diameter side length of 10cm is placed in the outer container 1, the inner container 2 is also provided with a bottom and no cover, and the inner container 2 is also in a detachable and assembled structure formed by side plates and a bottom plate; a dial indicator bracket 3 with the length of 25cm multiplied by the width of 2cm and a hole in the middle is arranged at the upper part of the outer container, and a dial indicator 4 is arranged at the hole in the middle of the bracket 3; during measurement, the outer container 1 and the inner container 2 are assembled, the inner container 2 is placed inside the outer container 1, the stirred sleeve grouting material is poured into the inner container 2 to be filled, then the glass plate is flatly placed at the upper end of the inner container 2, and the sleeve grouting material filled in the inner container 2 is covered; the glass plate covers the upper part of the inner container 2, and a 10mm gap is reserved between the left side and the right side of the glass plate and the side edge of the container 2; the dial indicator 4 is firmly fixed with the dial indicator bracket 3 and is placed at the upper end of the inner container 2, the dial indicator 4 is contacted with the glass plate through the lower pressing gauge head at the lower end, so that the gauge needle points to 1/2 parts of the measuring range, the dial indicator needs to be stably placed in a correct position and cannot be inclined forwards, backwards, leftwards and rightwards, and the operation effect is accurate and reliable.
After the readings are measured in the above-mentioned manner, the calculation is carried out according to the following formula.
Wherein,
the lambda is the vertical expansion rate of the material,
htis a height reading in millimeters (mm) for a specimen with an age of t;
h1is an initial reading of the specimen height in millimeters (mm);
h is the specimen reference height 100 in millimeters (mm).
Claims (4)
1. The utility model provides a sleeve grout expansion ratio detection device, includes box formula outer container (1), its characterized in that: the top of the outer container (1) is open, the inner container (2) is arranged in the outer container, the height of the inner container (2) is lower than that of the outer container (1), and the top of the inner container (2) is also open; the top of the outer container (1) is provided with a dial indicator bracket (3) for installing a dial indicator (4), the lower end of the dial indicator (4) vertically extends to the top surface of the inner container (2), and the top surface of the inner container (2) is covered with a glass plate.
2. The sleeve grout expansion ratio detection device according to claim 1, wherein: the outer container (1) is formed by assembling side plates and a bottom plate, and the inner container (2) is also formed by assembling the side plates and the bottom plate.
3. The sleeve grout expansion ratio detection device according to claim 1, wherein: the outer container (1) is a cube with a side length of 15cm, and the inner container (2) is a cube with a side length of 10 cm.
4. The sleeve grout expansion ratio detection device according to claim 1, wherein: the two sides of the glass plate and the side edge of the inner container (2) have a clearance of 10 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720408597.2U CN206788077U (en) | 2017-04-19 | 2017-04-19 | A kind of sleeve grouting material expansion rate detection means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720408597.2U CN206788077U (en) | 2017-04-19 | 2017-04-19 | A kind of sleeve grouting material expansion rate detection means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206788077U true CN206788077U (en) | 2017-12-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720408597.2U Active CN206788077U (en) | 2017-04-19 | 2017-04-19 | A kind of sleeve grouting material expansion rate detection means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206788077U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108693339A (en) * | 2018-05-29 | 2018-10-23 | 滨州市诚信建设工程检测有限公司 | A kind of measurement device and method of grouting material vertical expansion ratio |
| CN110118868A (en) * | 2019-04-18 | 2019-08-13 | 广州建筑产业研究院有限公司 | A kind of experimental rig and its test method of grouting material expansion rate |
-
2017
- 2017-04-19 CN CN201720408597.2U patent/CN206788077U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108693339A (en) * | 2018-05-29 | 2018-10-23 | 滨州市诚信建设工程检测有限公司 | A kind of measurement device and method of grouting material vertical expansion ratio |
| CN110118868A (en) * | 2019-04-18 | 2019-08-13 | 广州建筑产业研究院有限公司 | A kind of experimental rig and its test method of grouting material expansion rate |
| CN110118868B (en) * | 2019-04-18 | 2022-03-15 | 广州建筑产业研究院有限公司 | Grouting material expansion rate test device and test method thereof |
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