CN214472903U - Concrete adiabatic temperature rise test mould - Google Patents
Concrete adiabatic temperature rise test mould Download PDFInfo
- Publication number
- CN214472903U CN214472903U CN202120670314.8U CN202120670314U CN214472903U CN 214472903 U CN214472903 U CN 214472903U CN 202120670314 U CN202120670314 U CN 202120670314U CN 214472903 U CN214472903 U CN 214472903U
- Authority
- CN
- China
- Prior art keywords
- temperature rise
- concrete
- adiabatic temperature
- shaft
- rise test
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
A concrete adiabatic temperature rise test mould comprises an adiabatic temperature rise barrel, wherein a top cover is arranged at the top of the adiabatic temperature rise barrel, a rotating bearing is arranged at the center of the bottom in the adiabatic temperature rise barrel, stirring blades are arranged on the periphery of the rotating bearing, one end of a central shaft is connected in the rotating bearing, and the other end of the central shaft is connected with the bottom end of a temperature measuring shaft; a circular hole is formed in the center of the top cover, a motor is detachably fixed above the top cover through a motor base, and a power output shaft of the motor is detachably connected with the top end of the temperature measuring shaft through a coupler and the circular hole; during the experiment, carry out fast assembly to the mould, to the concrete mixing back, insert temperature sensor and carry out the parametric measurement, the adiabatic temperature rise of the full hydration process of high accuracy survey concrete is realized to the experimental time of great reduction, the utility model has the advantages of simple structure, be convenient for installation, practical efficient.
Description
Technical Field
The utility model relates to a concrete structure detecting instrument, in particular to adiabatic temperature rise test mould of concrete.
Background
In recent years, mass concrete is widely used in various fields of civil engineering construction, for example, dam construction, but when the mass concrete is put into use, cracks affecting the durability and stability of the structure are often generated, the dam often works with cracks, and the stability of the structure in mass concrete works such as the dam is damaged with the lapse of time.
The crack problem is always the key point of research of experts and scholars at home and abroad, and the cracks in mass concrete are usually caused by temperature gradient formed by temperature difference between the internal temperature of the concrete and the external temperature. The concrete adiabatic temperature rise is an important factor for temperature control and crack prevention of mass concrete, the early-age non-load crack is one of main reasons for influencing the durability of the concrete, and the research on the hydration process of the early-age concrete is particularly important for the temperature control and crack prevention.
Adiabatic temperature rise is experimental to use concrete thermal physical parameter apparatus, mainly includes parameter apparatus and experimental mould bucket, because supporting mould installation sample operating procedure is loaded down with trivial details, has the temperature rise to begin to survey the defect of consuming time overlength, and then influences measurement accuracy.
Disclosure of Invention
In order to solve the defects of the prior art, the utility model aims to provide a concrete adiabatic temperature rise test mould can fast assembly mould, and the sensor is settled to quick accuracy, shortens the temperature rise survey consuming time, improves measurement accuracy, has simple structure, is convenient for install, practical efficient advantage.
In order to realize the purpose, the utility model discloses a technical scheme is:
a concrete adiabatic temperature rise test mould comprises an adiabatic temperature rise barrel 5, wherein a top cover 6 is arranged at the top of the adiabatic temperature rise barrel 5, a rotating bearing 2 is arranged at the center of the bottom in the adiabatic temperature rise barrel 5, stirring blades 1 are arranged on the periphery of the rotating bearing 2, one end of a central shaft 3 is connected in the rotating bearing 2, and the other end of the central shaft 3 is connected with the bottom end of a temperature measurement shaft 4; a round hole 7 is formed in the center of the top cover 6, a motor 8 is detachably fixed above the top cover 6 through a motor base 9, and a power output shaft of the motor 8 is detachably connected with the top end of the temperature measuring shaft 4 through a coupler 10 and the round hole 7.
The stirring blade 1 is composed of at least two blades.
The two sides of the stirring blade 1 have a height difference of high outside and low inside.
The rotating diameter of the stirring blade 1 is 300-350 mm.
The diameter of the central shaft 3 is 20-35mm, and the length is 370-380 mm.
The temperature measuring shaft 4 is hollow and contains engine oil.
The temperature measuring shaft 4 can be inserted and connected with a temperature sensor.
The diameter of the temperature measuring shaft 4 is 20-35mm, and the length is 20-30 mm.
The diameter of the round hole 7 is 20-35 mm.
The utility model has the advantages that:
the central shaft 3 and the temperature measuring shaft 4 which are integrally connected are driven to rotate by the motor 8, so that concrete in the heat insulation temperature rise barrel 5 is stirred, manual stirring is replaced, and the efficiency and the sample uniformity are improved; the motor 8 is detachably connected with the top cover 6 and the temperature measuring shaft 4, the motor 8 is quickly removed after stirring, the die of the utility model is conveniently placed into a parameter tester, a temperature sensor is inserted into the temperature measuring shaft 4 through the round hole 7, the sensor can be quickly and accurately inserted into the round hole with the diameter of 20-35mm, the time from stirring to testing is greatly reduced, the adiabatic temperature rise in the full hydration process of concrete is measured with high precision, meanwhile, the possibility is provided for researching the adiabatic temperature rise rate of the early concrete, and a test foundation is also provided for researching the hydration mechanism of the early concrete; has the advantages of simple structure, convenient installation, practicality and high efficiency.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a partial enlarged view of the present invention.
Fig. 3 is a structural view of the stirring blade 1 of the present invention.
Fig. 4 is a structural view of the top cover 6 of the present invention.
1. A stirring blade; 2. a rotating bearing; 3. a central shaft; 4. a temperature measuring shaft; 5. a heat insulation temperature rise barrel; 6. a top cover; 7. a circular hole; 8. a motor; 9. a base; 10. a coupling is provided.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, the concrete adiabatic temperature rise test mold comprises an adiabatic temperature rise barrel 5, wherein a top cover 6 is arranged at the top of the adiabatic temperature rise barrel 5, a rotary bearing 2 is arranged at the center of the bottom in the adiabatic temperature rise barrel 5, stirring blades 1 are arranged on the periphery of the rotary bearing 2, one end of a central shaft 3 is connected in the rotary bearing 2, and the other end of the central shaft 3 is connected with the bottom end of a temperature measurement shaft 4; referring to fig. 4, a circular hole 7 is formed in the center of the top cover 6, a motor 8 is detachably fixed above the top cover 6 through a motor base 9, and a power output shaft of the motor 8 is detachably connected with the top end of the temperature measuring shaft 4 through a coupler 10 and the circular hole 7.
Referring to fig. 3, the stirring vane 1 is composed of at least two vanes.
The two sides of the stirring blade 1 have a height difference of high outside and low inside, so that the concrete can be stirred uniformly conveniently.
The rotating diameter of the stirring blade 1 is 300-350 mm.
The diameter of the central shaft 3 is 20-35mm, and the length is 370-380 mm.
The temperature measuring shaft 4 is hollow and filled with engine oil to transfer the temperature inside the concrete.
The temperature measuring shaft 4 can be inserted and connected with a temperature sensor.
The diameter of the temperature measuring shaft 4 is 20-35mm, and the length of the temperature measuring shaft 4 is 20-30 mm.
The diameter of the round hole 7 is 20-35 mm.
The utility model discloses a theory of operation:
before the experiment, each weighed material is poured into the adiabatic temperature rise barrel 5 at one time, the top cover 6 is covered, the base 9 of the motor 8 is fixed on the top cover through screw fast assembly, the temperature measurement shaft 4 is detachably connected with the power output shaft of the motor 8 through the round hole 7 and the coupler 10, the motor 8 is started, the temperature measurement shaft 4 and the central shaft 3 which are integrally connected are driven to rotate, the stirring blade 1 starts to rotate to stir, after the stirring is uniform, the motor 8 is closed and detached, engine oil is poured into the hollow structure of the temperature measurement shaft 4, the barrel body of the adiabatic temperature rise barrel 5 is placed into a parameter measuring instrument, a temperature sensor is inserted into the temperature measurement shaft 4, and the experiment and measurement are carried out.
Claims (9)
1. The utility model provides an adiabatic temperature rise test mould of concrete, includes adiabatic temperature rise bucket (5), adiabatic temperature rise bucket (5) top is equipped with top cap (6), its characterized in that: the center of the bottom in the heat insulation temperature rise barrel (5) is provided with a rotating bearing (2), the periphery of the rotating bearing (2) is provided with a stirring blade (1), one end of a central shaft (3) is connected in the rotating bearing (2), and the other end of the central shaft (3) is connected with the bottom end of a temperature measuring shaft (4); a round hole (7) is formed in the center of the top cover (6), a motor (8) is detachably fixed above the top cover (6) through a motor base (9), and a power output shaft of the motor (8) is detachably connected with the top end of the temperature measuring shaft (4) through a coupler (10) and the round hole (7).
2. The concrete adiabatic temperature rise test mould of claim 1, wherein: the stirring blade (1) is composed of at least two blades.
3. The concrete adiabatic temperature rise test mould of claim 2, wherein: the two sides of the stirring blade (1) have a height difference of high outside and low inside.
4. The concrete adiabatic temperature rise test mould of claim 2, wherein: the rotating diameter of the stirring blade (1) is 300-350 mm.
5. The concrete adiabatic temperature rise test mould of claim 1, wherein: the diameter of the central shaft (3) is 20-35mm, and the length is 370-380 mm.
6. The concrete adiabatic temperature rise test mould of claim 1, wherein: the temperature measuring shaft (4) is hollow and contains engine oil.
7. The concrete adiabatic temperature rise test mold of claim 1 or 6, wherein: the temperature measuring shaft (4) can be inserted and connected with a temperature sensor.
8. The concrete adiabatic temperature rise test mold of claim 1 or 6, wherein: the diameter of the temperature measuring shaft (4) is 20-35mm, and the length of the temperature measuring shaft is 20-30 mm.
9. The concrete adiabatic temperature rise test mould of claim 1, wherein: the diameter of the round hole (7) is 20-35 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120670314.8U CN214472903U (en) | 2021-04-01 | 2021-04-01 | Concrete adiabatic temperature rise test mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120670314.8U CN214472903U (en) | 2021-04-01 | 2021-04-01 | Concrete adiabatic temperature rise test mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214472903U true CN214472903U (en) | 2021-10-22 |
Family
ID=78177174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120670314.8U Active CN214472903U (en) | 2021-04-01 | 2021-04-01 | Concrete adiabatic temperature rise test mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214472903U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114544691A (en) * | 2022-01-14 | 2022-05-27 | 西安理工大学 | Adiabatic temperature rise test device and method for rapidly repairing mortar |
-
2021
- 2021-04-01 CN CN202120670314.8U patent/CN214472903U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114544691A (en) * | 2022-01-14 | 2022-05-27 | 西安理工大学 | Adiabatic temperature rise test device and method for rapidly repairing mortar |
| CN114544691B (en) * | 2022-01-14 | 2023-10-24 | 西安理工大学 | Adiabatic temperature rise test device and test method for rapid repair mortar |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108444550B (en) | Static breaker expansion pressure and temperature testing integrated device and testing method thereof | |
| CN214472903U (en) | Concrete adiabatic temperature rise test mould | |
| CN104155432B (en) | Setting time of cement-based material intelligence assay method | |
| CN110824139A (en) | Indoor piezocone penetration test device and method considering soil body temperature effect | |
| CN110887958A (en) | Cement-based material shrinkage stress detection device and full-temperature detection method thereof | |
| CN105784521A (en) | Full-automatic concrete penetration resistance meter and concrete setting time measuring method | |
| CN112198301A (en) | Underwater undispersed slurry performance testing system and method for water conservancy and hydropower engineering | |
| CN201149571Y (en) | Device for measuring mortar air content on cement concrete surface | |
| CN212904911U (en) | Concrete slump detection device | |
| JP2006118996A (en) | Concrete tester and concrete testing method using it | |
| CN211292918U (en) | Cement-based material shrinkage stress detection device | |
| CN205620231U (en) | Concrete cracking resistance rapid measurement device | |
| CN116858594A (en) | Device and method for detecting semi-damaged concrete quality on-site drilling core | |
| CN209570598U (en) | A kind of high-precision coagulation cracking resistance detection device | |
| CN208968910U (en) | Maintenance mould of triaxial compression sample of oil well set cement | |
| CN105466833A (en) | In-situ monitoring method for concrete pore structure evolution under load effect and testing device | |
| CN214447357U (en) | Dynamic monitoring equipment for quality of premixed concrete | |
| CN210665453U (en) | Temperature-controllable pressure-bearing freezing force measuring device | |
| CN212964333U (en) | Engineering is concrete hardness measuring device for supervision | |
| CN208621488U (en) | A kind of concrete self-shrinkage measuring device | |
| CN215415437U (en) | Detection apparatus for pipeline inside lining or outer cement mortar coating that scribbles | |
| CN204154717U (en) | Concrete limited expansion rate proving installation | |
| CN221098202U (en) | Crack measuring device based on concrete temperature crack control construction | |
| CN207703862U (en) | A kind of Mortar shrinkage test stand | |
| CN108181346B (en) | On-site self-generated volume deformation and linear expansion coefficient monitoring equipment and method for full-graded concrete |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |