CN202362221U - Calibration device for dynamic deformation modulus tester - Google Patents
Calibration device for dynamic deformation modulus tester Download PDFInfo
- Publication number
- CN202362221U CN202362221U CN 201120500966 CN201120500966U CN202362221U CN 202362221 U CN202362221 U CN 202362221U CN 201120500966 CN201120500966 CN 201120500966 CN 201120500966 U CN201120500966 U CN 201120500966U CN 202362221 U CN202362221 U CN 202362221U
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- CN
- China
- Prior art keywords
- dynamic deformation
- deformation module
- fixed mount
- displacement transducer
- column
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a calibration device for a dynamic deformation modulus tester. The calibration device comprises an upright column and a load bearing pedestal, wherein the upper part of the upright column is provided with a guide rod fixing frame; the front end of the guide rod fixing frame is provided with a circular ring; the lower part of the upright column is provided with a displacement sensor fixing frame; a displacement sensor is fixedly arranged at the front end of the displacement sensor fixing frame; a coupling plate is arranged on the load bearing pedestal; a load bearing plate is arranged on the coupling plate; a force sensor is arranged on the load bearing plate; the lower end of the displacement sensor is in contact with the load bearing plate; a guide rod at the upper end of the dynamic deformation modulus tester to be calibrated is inserted in the circular ring; the lower end of the dynamic deformation modulus tester to be calibrated presses on the force sensor; and the force sensor and the displacement sensor are connected with a data processing device. The calibration device can meet calibration requirements of dynamic deformation modulus testers with different settlement values and different heights; in addition, the operation is convenient, the labor intensity is reduced and the calibration efficiency is improved.
Description
Technical field
The utility model relates to a kind of checkout equipment, relates in particular to a kind of dynamic deformation module (Evd) tester calibrating installation.
Background technology
The dynamic deformation module tester is used for the dynamic bearing capacity of monitoring and detection roadbed, is high-speed railway subgrade compaction quality major control index.For guaranteeing the accuracy and the reliability of dynamic deformation module tester, need the dynamic deformation module tester is calibrated.
In the prior art,, also do not have a kind of calibrating installation of special use, be difficult for guaranteeing that data are accurate, and labour intensity is big, calibration efficiency is low the calibration of dynamic deformation module tester.
The utility model content
The purpose of the utility model provides a kind of dynamic deformation module tester calibrating installation, and this device can adapt to the dynamic deformation module tester alignment requirements of different depression values, differing heights, and easy to operate, can reduce labour intensity, improve calibration efficiency.
The purpose of the utility model realizes through following technical scheme:
The dynamic deformation module tester calibrating installation of the utility model; Comprise column, carry pedestal; The top of said column is provided with the guide pole fixed mount; The front end of said guide pole fixed mount is provided with annulus, and the bottom of said column is provided with the displacement transducer fixed mount, and the front end of said displacement transducer fixed mount is fixed with displacement transducer;
Said carrying pedestal is provided with coupling plate, and said coupling plate is provided with loading plate, and said loading plate is provided with force transducer, and the lower end of said displacement transducer contacts with said loading plate;
The guide pole of dynamic deformation module tester to be calibrated upper end is inserted in the said annulus, and the lower end of dynamic deformation module tester to be calibrated is pressed on the said force transducer;
Said force transducer and displacement transducer are connected with data processing equipment.
Technical scheme by above-mentioned the utility model provides can be found out; The dynamic deformation module tester calibrating installation that the utility model provides; Because comprise column, carry pedestal, the top of column is provided with the guide pole fixed mount, the front end of guide pole fixed mount is provided with annulus; The bottom of column is provided with the displacement transducer fixed mount, and the front end of displacement transducer fixed mount is fixed with displacement transducer; Carry pedestal and be provided with coupling plate, coupling plate is provided with loading plate, and loading plate is provided with force transducer, and the lower end of displacement transducer contacts with loading plate; The guide pole of dynamic deformation module tester to be calibrated upper end is inserted in the annulus, and the lower end of dynamic deformation module tester to be calibrated is pressed on the force transducer; Force transducer and displacement transducer are connected with data processing equipment, can adapt to the dynamic deformation module tester alignment requirements of different depression values, differing heights, and easy to operate, can reduce labour intensity, improve calibration efficiency.
Description of drawings
The structural representation of the dynamic deformation module tester calibrating installation that Fig. 1 provides for the utility model embodiment.
Among the figure: 1, guide pole fixed mount, 2, the displacement transducer fixed mount, 3, force transducer, 4, displacement transducer; 5, data processing equipment, 6, coupling plate, 7, the load pedestal, 8, lifting jack; 9, hand oil pump, 10, concrete foundation, 11, vibration isolate ditch; 12, column, 13, dynamic deformation module tester to be calibrated, 14, loading plate.
Embodiment
To combine accompanying drawing that the utility model embodiment is done to describe in detail further below.
Dynamic deformation module (the E of the utility model
Vd) the tester calibrating installation, the embodiment that it is preferable:
Comprise column, carry pedestal; The top of said column is provided with the guide pole fixed mount; The front end of said guide pole fixed mount is provided with annulus, and the bottom of said column is provided with the displacement transducer fixed mount, and the front end of said displacement transducer fixed mount is fixed with displacement transducer;
Said carrying pedestal is provided with coupling plate, and said coupling plate is provided with loading plate, and said loading plate is provided with force transducer, and the lower end of said displacement transducer contacts with said loading plate;
The guide pole of dynamic deformation module tester to be calibrated upper end is inserted in the said annulus, and the lower end of dynamic deformation module tester to be calibrated is pressed on the said force transducer;
Said force transducer and displacement transducer are connected with data processing equipment.
The bottom of said coupling plate is provided with lifting jack, and said lifting jack is connected with hand oil pump.
Said displacement transducer has 3, and 3 displacement transducers circumferentially are mutually 120 ° of front ends that are arranged in said displacement transducer fixed mount.
Be provided with the lengthwise position regulating device between said guide pole fixed mount and the said column.
Said column is steel structure column or wall.
The bottom of said carrying pedestal is provided with concrete foundation, is provided with vibration isolate ditch between said concrete foundation and the said column.
The dynamic deformation module tester calibrating installation of the utility model can adapt to the E of different depression values, differing heights
VdThe tester alignment requirements, and easy to operate, can reduce labour intensity, improve calibration efficiency.
Specific embodiment:
As shown in Figure 1, comprising: guide pole fixed mount, displacement transducer fixed mount, lifting jack, hand oil pump, load pedestal, coupling plate, force transducer, displacement transducer, data processing equipment etc.
Said guide pole fixed mount is connected with dynamic deformation module tester guide pole through the front end annulus, is used for fixing the tester position, makes it keep plumbness.Can calibrate with the dynamic deformation module tester that adapts to different drop heights through the height of regulating the guide pole fixed mount simultaneously.
Said displacement transducer fixed mount is connected with three displacement transducers, and displacement transducer is installed in three circular holes that are mutually 120 ° on the displacement transducer fixed mount through bolt.And can make sensor adapt to the depression value calibration of different-thickness rubber blanket through the height of regulating the displacement transducer fixed mount.
The loading plate of said displacement transducer bottom and dynamic deformation module tester bottom is close to, and the depression value that rubber blanket produces when being used to gather the work of dynamic deformation module tester can pass to data processing equipment with signal simultaneously and handle.
Said force transducer top is connected with the dynamic deformation module tester, and the bottom is fixed on the loading plate.Be used to gather the impulsive force that the dynamic deformation module tester produces, simultaneously signal passed to data processing equipment and handle.
Said coupling plate top is connected with loading plate, and the bottom is fixed through bolt and lifting jack top.Lifting jack is installed in the middle of the load pedestal, and the top is connected with coupling plate, and the bottom is fixed to load pedestal bottom.
When the impulsive force calibration of carrying out the dynamic deformation module tester, coupling plate is close to land and is placed on the load pedestal.
When carrying out dynamic deformation module depression value calibration, pressurize the jack-up coupling plate to lifting jack through hand oil pump.Between the coupling plate of jack-up and load pedestal, add the rubber blanket of different-thickness, shed the pressure in the oil cylinder after the adding, rubber blanket is close between coupling plate and the load pedestal fully.
The beneficial effect of the utility model mainly comprises following three aspects:
(1) the guide pole fixed mount is used for fixing E
VdThe guide pole of tester makes guide pole perpendicular to surface level, to guarantee E
VdDropping hammer of tester can freely falling body; When carrying out impulsive force and depression value calibration,, can adapt to the E of differing heights through regulating the height of guide pole fixed mount
VdTester;
(2) during the depression value calibration, lifting jack is pressurizeed the up-down of control coupling plate through hand oil pump.When the calibration impulsive force, coupling plate directly is fixed on the load pedestal; During calibration depression value, below coupling plate, lay the rubber blanket of different-thickness, make E
VdTester produces different depression values;
(3) during the depression value calibration,, can adapt to E through regulating the support bracket fastened height of displacement transducer
VdTester carries out the calibration of different depression values.
The above; Be merely the preferable embodiment of the utility model; But the protection domain of the utility model is not limited thereto; Any technician who is familiar with the present technique field is in the technical scope that the utility model discloses, and the variation that can expect easily or replacement all should be encompassed within the protection domain of the utility model.Therefore, the protection domain of the utility model should be as the criterion with the protection domain of claims.
Claims (6)
1. dynamic deformation module tester calibrating installation; It is characterized in that; Comprise column, carry pedestal, the top of said column is provided with the guide pole fixed mount, and the front end of said guide pole fixed mount is provided with annulus; The bottom of said column is provided with the displacement transducer fixed mount, and the front end of said displacement transducer fixed mount is fixed with displacement transducer;
Said carrying pedestal is provided with coupling plate, and said coupling plate is provided with loading plate, and said loading plate is provided with force transducer, and the lower end of said displacement transducer contacts with said loading plate;
The guide pole of dynamic deformation module tester to be calibrated upper end is inserted in the said annulus, and the lower end of dynamic deformation module tester to be calibrated is pressed on the said force transducer;
Said force transducer and displacement transducer are connected with data processing equipment.
2. dynamic deformation module tester calibrating installation according to claim 1 is characterized in that the bottom of said coupling plate is provided with lifting jack, and said lifting jack is connected with hand oil pump.
3. dynamic deformation module tester calibrating installation according to claim 1 is characterized in that said displacement transducer has 3, and 3 displacement transducers circumferentially are mutually 120 ° of front ends that are arranged in said displacement transducer fixed mount.
4. according to claim 1,2 or 3 described dynamic deformation module tester calibrating installations, it is characterized in that, be provided with the lengthwise position regulating device between said guide pole fixed mount and the said column.
5. dynamic deformation module tester calibrating installation according to claim 4 is characterized in that said column is steel structure column or wall.
6. dynamic deformation module tester calibrating installation according to claim 5 is characterized in that the bottom of said carrying pedestal is provided with concrete foundation, is provided with vibration isolate ditch between said concrete foundation and the said column.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201120500966 CN202362221U (en) | 2011-12-05 | 2011-12-05 | Calibration device for dynamic deformation modulus tester |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201120500966 CN202362221U (en) | 2011-12-05 | 2011-12-05 | Calibration device for dynamic deformation modulus tester |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202362221U true CN202362221U (en) | 2012-08-01 |
Family
ID=46573400
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201120500966 Withdrawn - After Issue CN202362221U (en) | 2011-12-05 | 2011-12-05 | Calibration device for dynamic deformation modulus tester |
Country Status (1)
Country | Link |
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CN (1) | CN202362221U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102507358A (en) * | 2011-12-05 | 2012-06-20 | 中铁第五勘察设计院集团有限公司 | Calibrating device of dynamic deformation modulus tester |
-
2011
- 2011-12-05 CN CN 201120500966 patent/CN202362221U/en not_active Withdrawn - After Issue
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102507358A (en) * | 2011-12-05 | 2012-06-20 | 中铁第五勘察设计院集团有限公司 | Calibrating device of dynamic deformation modulus tester |
CN102507358B (en) * | 2011-12-05 | 2013-07-17 | 中铁第五勘察设计院集团有限公司 | Calibrating device of dynamic deformation modulus tester |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20120801 Effective date of abandoning: 20130717 |
|
RGAV | Abandon patent right to avoid regrant |