CN210863634U - Concrete measuring probe's centering device - Google Patents
Concrete measuring probe's centering device Download PDFInfo
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- CN210863634U CN210863634U CN201921013816.2U CN201921013816U CN210863634U CN 210863634 U CN210863634 U CN 210863634U CN 201921013816 U CN201921013816 U CN 201921013816U CN 210863634 U CN210863634 U CN 210863634U
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- guide rod
- sliding block
- probe
- sliding
- moving mechanism
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a centering device of a concrete measuring probe, which is characterized by comprising a base, an object carrying plate and two oppositely arranged probe fixing mechanisms, wherein the object carrying plate is fixed on the base, the probe fixing mechanisms are positioned above the object carrying plate, a three-way moving mechanism is arranged between the probe fixing mechanisms and the base, and a synchronous moving mechanism is arranged between two groups of oppositely arranged three-way moving mechanisms, so that two probes can synchronously move; the three-way moving mechanism is arranged between the probe fixing mechanism and the base, and the synchronous moving mechanism is arranged between the two sets of three-way moving mechanisms which are oppositely arranged, so that the two probes move synchronously, the test operation is scientific and rigorous when the performance parameters of the concrete sample are measured, the data misjudgment is avoided, the elastic modulus measurement and the defect detection of the concrete sample are more scientific and accurate, and the reliability of the test data is improved.
Description
Technical Field
The utility model relates to a research concrete performance parameter's experimental apparatus especially relates to a concrete measuring probe's centering device.
Background
In the experiment of measuring concrete performance parameters, the elastic modulus of concrete is often required to be measured, and then the defect distribution of the concrete is analyzed. However, the current experimental operation is not scientific, and firstly, the measurement mode is not strict: at present, the ultrasonic probes are held by two hands to be tightly attached to the surfaces of two sides of a concrete sample and centered, and because a concrete sample is separated between the two ultrasonic probes, the synchronous motion and centering of the two ultrasonic probes cannot be ensured, and the end surfaces of the two probes cannot be parallel to each other, so that the measured data is inaccurate; and secondly, data misjudgment is caused, the measured data sometimes exceed the range of the estimated value due to experimental errors caused by the operation mode, but the data beyond the range of the estimated value are difficult to judge whether the data are caused by improper operation or the defects of the sample, so that the recorded data are inaccurate.
Disclosure of Invention
The utility model aims to solve the technical problem that a concrete measuring probe's centering device is provided, it has avoided improper operation mode for the elastic modulus of concrete sample is measured and defect detection is scientific and accurate more.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a concrete measuring probe's centering device, includes base, year thing board and two relative probe fixed establishment that set up, the thing board of carrying fix the base on, probe fixed establishment be located the top of carrying the thing board, probe fixed establishment with the base between be provided with three-dimensional moving mechanism, be provided with synchronous motion between two sets of relative three-dimensional moving mechanism that set up for two probe synchronous motion.
Furthermore, the three-way moving mechanism comprises a first guide rod, a second guide rod, a first sliding block, a second sliding block and a third sliding block, the first guide rod is horizontally fixed on the base, the first sliding block is sleeved on the first guide rod and is horizontally matched with the first guide rod in a sliding manner, the second sliding block is fixedly connected with the first sliding block, the synchronous moving mechanism comprises a U-shaped connecting rod, two connecting arms of the U-shaped connecting rod respectively penetrate through the second sliding blocks on the corresponding sides of the U-shaped connecting rod and are vertically matched with the second sliding blocks in a sliding manner, the third sliding block is fixed at the upper ends of the connecting arms on the corresponding sides of the third sliding block, the second guide rod penetrates through the third sliding block and is horizontally matched with the third sliding block, the sliding direction of the second guide rod is perpendicular to the sliding direction of the first sliding block, and a handle is fixedly arranged at the outer end of the second guide rod, the inner end of the second guide rod is fixed with the probe fixing mechanism.
Furthermore, the probe fixing mechanism comprises a connecting frame, a V-shaped upper fixing frame and a V-shaped lower fixing frame, the connecting frame is sleeved at the inner end of the second guide rod and is tightly matched with the second guide rod, the V-shaped lower fixing frame is integrally connected with the connecting frame, and the V-shaped upper fixing frame and the V-shaped lower fixing frame are oppositely arranged up and down and are fixed through bolts.
Furthermore, a baffle plate is integrally arranged at the rear side of the carrying plate.
Compared with the prior art, the utility model has the advantages that the three-way moving mechanism is arranged between the probe fixing mechanism and the base, and the synchronous moving mechanism is arranged between the two groups of three-way moving mechanisms which are oppositely arranged, so that the two probes move synchronously, and when the performance parameters of the concrete sample are measured, the experimental operation is scientific and precise, the data misjudgment is avoided, the elastic modulus measurement and the defect detection of the concrete sample are more scientific and accurate, and the reliability of the experimental data is improved; and the whole device has simple structure and high centering precision.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural diagram of the probe fixing mechanism of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in the figure, the centering device of the concrete measuring probe comprises a base 1, an object carrying plate 2 and two oppositely arranged probe fixing mechanisms, wherein the object carrying plate 2 is fixed on the base 1, a baffle plate 21 is integrally arranged at the rear side of the object carrying plate 2, the probe fixing mechanisms are positioned above the object carrying plate 2, a three-way moving mechanism is arranged between the probe fixing mechanisms and the base 1, and a synchronous moving mechanism is arranged between two groups of oppositely arranged three-way moving mechanisms, so that the two probes synchronously move;
the three-way moving mechanism comprises a first guide rod 3, a second guide rod 4, a first sliding block 5, a second sliding block 6 and a third sliding block 7, the first guide rod 3 is horizontally fixed on the base 1, the first sliding block 5 is sleeved on the first guide rod 3 and is horizontally matched with the first guide rod 3 in a sliding manner, the second sliding block 6 is fixedly connected with the first sliding block 5, the synchronous moving mechanism comprises a U-shaped connecting rod 8, two connecting arms 81 of the U-shaped connecting rod 8 respectively penetrate through the second sliding block 6 on the corresponding side of the U-shaped connecting rod and are vertically matched with the second sliding block 6 in a sliding manner, the third sliding block 7 is fixed at the upper end of the connecting arm 81 on the corresponding side of the U-shaped connecting rod, the second guide rod 4 penetrates through the third sliding block 7 and is horizontally matched with the third sliding block 7 in a sliding manner, the sliding direction of the second guide rod 4 is vertical to the sliding direction of the first sliding block 5, the outer end of the second, the probe fixing mechanism comprises a connecting frame 9, a V-shaped upper fixing frame 91 and a V-shaped lower fixing frame 92, the connecting frame 9 is sleeved at the inner end of the second guide rod 4 and is tightly matched with the second guide rod 4, the V-shaped lower fixing frame 92 is integrally connected with the connecting frame 9, and the V-shaped upper fixing frame 91 and the V-shaped lower fixing frame 92 are arranged up and down oppositely and are fixed through bolts.
In the above embodiment, the use method of the centering device is as follows: firstly, a concrete sample is placed on the object carrying plate 2 and is close to the baffle plate 21 of the object carrying plate 2, so that two sides of the concrete sample are parallel to two sides of the object carrying plate 2, parallelism between two sides of the concrete sample and the end faces of the probes is guaranteed, then the two ultrasonic probes are respectively fixed in the corresponding probe fixing mechanisms, the two handles 41 are respectively held by the two hands to drive the two probe fixing mechanisms to simultaneously move up, down, left and right, when the ultrasonic probes move to an ideal position, the handles 41 are held by the two hands to drive the probe fixing mechanisms to move towards the concrete sample, so that the end faces of the ultrasonic probes are tightly attached to two sides of the concrete sample, and measurement is completed.
Claims (4)
1. The utility model provides a concrete measuring probe's centering device, its characterized in that includes base, year thing board and two relative probe fixed establishment that set up, the thing board of carrying fix the base on, probe fixed establishment be located carry the top of thing board, probe fixed establishment with the base between be provided with three-dimensional moving mechanism, be provided with synchronous movement mechanism between two sets of relative three-dimensional moving mechanism that set up for two probe synchronous movement.
2. A concrete measuring probe centring device as claimed in claim 1, wherein: the three-way moving mechanism comprises a first guide rod, a second guide rod, a first sliding block, a second sliding block and a third sliding block, the first guide rod is horizontally fixed on the base, the first sliding block is sleeved on the first guide rod and is horizontally matched with the first guide rod in a sliding manner, the second sliding block is fixedly connected with the first sliding block, the synchronous moving mechanism comprises a U-shaped connecting rod, two connecting arms of the U-shaped connecting rod respectively penetrate through the second sliding blocks on the corresponding sides of the U-shaped connecting rod and are vertically matched with the second sliding blocks in a sliding manner, the third sliding block is fixed at the upper ends of the connecting arms on the corresponding sides of the U-shaped connecting rod, the second guide rod penetrates through the third sliding block and is horizontally matched with the third sliding block in a sliding manner, the sliding direction of the second guide rod is vertical to the sliding direction of the first sliding block, and a handle is fixedly arranged at the outer end of the second guide rod, the inner end of the second guide rod is fixed with the probe fixing mechanism.
3. A concrete measuring probe centring device as claimed in claim 2, wherein: the probe fixing mechanism comprises a connecting frame, a V-shaped upper fixing frame and a V-shaped lower fixing frame, the connecting frame is sleeved at the inner end of the second guide rod and is tightly matched with the second guide rod, the V-shaped lower fixing frame is integrally connected with the connecting frame, and the V-shaped upper fixing frame and the V-shaped lower fixing frame are arranged up and down relatively and are fixed through bolts.
4. A concrete measuring probe centring device as claimed in claim 1, wherein: the rear side of the carrying plate is integrally provided with a baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921013816.2U CN210863634U (en) | 2019-07-02 | 2019-07-02 | Concrete measuring probe's centering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921013816.2U CN210863634U (en) | 2019-07-02 | 2019-07-02 | Concrete measuring probe's centering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210863634U true CN210863634U (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921013816.2U Active CN210863634U (en) | 2019-07-02 | 2019-07-02 | Concrete measuring probe's centering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210863634U (en) |
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2019
- 2019-07-02 CN CN201921013816.2U patent/CN210863634U/en active Active
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