CN209470714U - A kind of current vortex sensor static check quick-speed jigs - Google Patents
A kind of current vortex sensor static check quick-speed jigs Download PDFInfo
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- CN209470714U CN209470714U CN201920357390.6U CN201920357390U CN209470714U CN 209470714 U CN209470714 U CN 209470714U CN 201920357390 U CN201920357390 U CN 201920357390U CN 209470714 U CN209470714 U CN 209470714U
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- connecting rod
- current vortex
- vortex sensor
- hinged
- speed jigs
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Abstract
The utility model discloses a kind of current vortex sensor static check quick-speed jigs, it includes fixture base, the top center position of the fixture base is machined with locating slot, fixture base top and be located at locating slot side be fixed with hinged seat, it is hinged on the hinged seat for the connecting rod type locking mechanism fixed to current vortex sensor, adjustable-angle is equipped with top-fastening rod on the connecting rod type locking mechanism, and the end of the top-fastening rod is fixed with withstanding tight block.Current vortex sensor can be quickly fixed, and meet the requirement of static calibration.
Description
Technical field
The utility model relates to sensor calibration device field more particularly to a kind of current vortex sensor static check are quick
Fixture.
Background technique
Current vortex sensor is widely used in the row such as metallurgy, chemical industry, space flight, water conservancy as a kind of non-contact displacement sensor
Industry, detection or steam turbine, compression especially suitable for mechanical quantities such as displacement, vibration, revolving speed, length, thickness, surface irregularities
The measurement such as vibration, axial displacement, revolving speed of the rotary axis such as mechanical, electrical machine.
When current vortex sensor is calibrated, a bracket is needed to fix sensor, by changing sensor and test specimen disk
Distance obtains the relationship of displacement with output voltage, thereby determines that the static characteristic of sensor.
Current vortex sensor is usually screw configuration, and when installation is fixed by 2 nut counter-tighteneds, is needed before calibration by spiral shell
Cap is screwed off from screw rod, is installed to after bracket suitable position tightening nuts again, removal sensor is also required to similar mistake after calibration
Journey takes a long time.Further, since the range of sensor is related with diameter, the sensor for calibrating different-diameter needs replacing difference
The mounting bracket in aperture, replacement bracket time-consuming are more.
Schematic diagram before existing pick up calibration need to screw off front end spiral shell as shown in fig. 7, when current vortex sensor static check
Cap penetrates nut again after rack ventilating hole, and adjusting sensor head is 0 at a distance from test specimen disk, screws fastening nut.
The shortcomings that prior art:
1, current vortex sensor length is longer, usual 50mm-100mm etc., and calibration front and back is required to front end nut is complete
Portion is spun off, and rear end nut is screwed into the position for not influencing installation rearward, front and back nut is screwed again after passing through rack ventilating hole, before calibration
Disassembly will expend more time, inefficiency after Installation And Calibration.
2, it commonly uses current vortex sensor diameter to differ from φ 8mm- φ 12mm, calibrates the sensing of different manufacturers or different ranges
Device, needs replacing different brackets, and bracket does not have universal, and replacement bracket is also required to take a substantial amount of time, and efficiency is very low.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of current vortex sensor static check quick-speed jigs, energy
Current vortex sensor is quickly fixed, and meets the requirement of static calibration.
In order to realize above-mentioned technical characteristic, purpose of the utility model is realized as follows: a kind of current vortex sensor
Static check quick-speed jigs, it includes fixture base, and the top center position of the fixture base is machined with locating slot, in fixture
The top of pedestal is simultaneously fixed with hinged seat positioned at the side of locating slot, is hinged on the hinged seat for current vortex sensor
Fixed connecting rod type locking mechanism, adjustable-angle is equipped with top-fastening rod, the top-fastening rod on the connecting rod type locking mechanism
End be fixed with withstanding tight block.
The cross section of the locating slot uses V-groove, and is machined with rectangular channel in the top edge of V-groove.
The cross section of the hinged seat uses triangle.
The connecting rod type locking mechanism includes the first connecting rod being hinged on hinged seat by the first pin shaft；Pass through the second pin
Axis is hinged on the second connecting rod on hinged seat；The intermediate position of the second connecting rod is hinged with intermediate connecting rod by third pin shaft,
The other end of the intermediate connecting rod is hinged on the intermediate position of first connecting rod by the 4th pin shaft.
The top-fastening rod is fixedly mounted on the first connecting rod of connecting rod type locking mechanism by clamping screw.
The withstanding tight block is made of rubber material.
The hinged seat and connecting rod type locking mechanism share multiple groups, and are located at the locating slot two at the top of fixture base
Side.
The utility model has the advantages that:
1, the utility model can complete the fixed work of sensor in current vortex sensor static check in 3-5 seconds
With, achieved the effect that quickly, safety.
2, by using connecting rod type locking mechanism, it is convenient to operate, in use, it is only necessary to second connecting rod is rotated,
Connecting rod type locking mechanism can be driven by second connecting rod, and then top-fastening rod and withstanding tight block are driven by connecting rod type locking mechanism
To the fixed locking of the sensor being arranged in inside locating slot.
3, the angle between top-fastening rod and first connecting rod can easily be adjusted by the clamping screw, and then guaranteed
Optimal fixed effect.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the first state main view of the utility model.
Fig. 2 is the second state main view of the utility model.
Fig. 3 is the third state main view of the utility model.
Fig. 4 is the fixture base main view of the utility model.
Fig. 5 is the fixture base top view of the utility model.
There are two the structural schematic diagrams of connecting rod type locking mechanism for installation while Fig. 6 is the utility model.
Fig. 7 is existing sensor calibration installation diagram.
In figure: fixture base 1, hinged seat 2, second connecting rod 3, third pin shaft 4, the second pin shaft 5, the first pin shaft the 6, the 4th pin
Axis 7, withstanding tight block 8, top-fastening rod 9, first connecting rod 10, clamping screw 11, intermediate connecting rod 12, locating slot 13.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
Embodiment 1:
Fig. 1-6 is please referred to, a kind of current vortex sensor static check quick-speed jigs, it includes fixture base 1, the fixture
The top center position of pedestal 1 is machined with locating slot 13, fixture base 1 top and be located at locating slot 13 side be fixed with
Hinged seat 2 is hinged on the hinged seat 2 for the connecting rod type locking mechanism fixed to current vortex sensor, the link-type
Adjustable-angle is equipped with top-fastening rod 9 on retaining mechanism, and the end of the top-fastening rod 9 is fixed with withstanding tight block 8.
Further, the cross section of the locating slot 13 uses V-groove, and is machined with rectangle in the top edge of V-groove
Slot.Guarantee effectively to position cylindrical sensor by above-mentioned V-groove cross section structure.
Further, the cross section of the hinged seat 2 uses triangle.By using triangular cross-sectional configuration, ensure that
It can be connected with connecting rod, and then form the four-bar linkage structure with self-locking function.
Further, the connecting rod type locking mechanism includes the first connecting rod being hinged on hinged seat 2 by the first pin shaft 6
10；The second connecting rod 3 being hinged on by the second pin shaft 5 on hinged seat 2；The intermediate position of the second connecting rod 3 passes through third pin
Axis 4 is hinged with intermediate connecting rod 12, and the other end of the intermediate connecting rod 12 is hinged on the centre of first connecting rod 10 by the 4th pin shaft 7
Position.By above-mentioned connecting rod type locking mechanism, the first connecting rod 10, second connecting rod 3, intermediate connecting rod 12 and hinged seat 2
It is capable of forming self-locking four-bar mechanism, and then top-fastening rod 9 is locked, the withstanding tight block 8 of its end is enable to compress current vortex biography
Sensor.
Further, the top-fastening rod 9 is fixedly mounted on the first connecting rod of connecting rod type locking mechanism by clamping screw 11
On 10.The angle between top-fastening rod 9 and first connecting rod 10 can be easily adjusted by using above structure clamping screw 11, into
And guarantee optimal fixed effect.
Further, the withstanding tight block 8 is made of rubber material.It is made by using rubber material, it can be effective
Increase the frictional force between withstanding tight block 8 and sensor to be verified, and then ensure that its reliability fixed.
Further, the hinged seat 2 and connecting rod type locking mechanism share multiple groups, and are located at 1 top of fixture base
13 two sides of locating slot.It is arranged symmetrically by using multiple groups, ensure that its clamping effect.
The working process and principle of the utility model are as follows:
Firstly, the sensor verified will be needed to be placed on inside locating slot 13, then, second connecting rod 3 is manually rotated, led to
It crosses second connecting rod 3 and drives four-bar mechanism, and then top-fastening rod 9 is locked, the withstanding tight block 8 of its end is enable to compress current vortex biography
Sensor, and guarantee that it is reliable self-locking, it completes it and fixes, finally sensor is verified.
Above-described embodiment is used to illustrate the utility model, rather than limits the utility model, practical at this
In novel spirit and scope of protection of the claims, to any modifications and changes that the utility model is made, this reality is both fallen within
With novel protection scope.
Claims (7)
1. a kind of current vortex sensor static check quick-speed jigs, it is characterised in that: it includes fixture base (1), the fixture
The top center position of pedestal (1) is machined with locating slot (13), the top in fixture base (1) and the side positioned at locating slot (13)
While being fixed with hinged seat (2), it is hinged on the hinged seat (2) for the link type locking machine fixed to current vortex sensor
Structure, adjustable-angle is equipped with top-fastening rod (9) on the connecting rod type locking mechanism, and the end of the top-fastening rod (9) is fixed with
Withstanding tight block (8).
2. a kind of current vortex sensor static check quick-speed jigs according to claim 1, it is characterised in that: the positioning
The cross section of slot (13) uses V-groove, and is machined with rectangular channel in the top edge of V-groove.
3. a kind of current vortex sensor static check quick-speed jigs according to claim 1, it is characterised in that: described hinged
The cross section of seat (2) uses triangle.
4. a kind of current vortex sensor static check quick-speed jigs according to claim 1, it is characterised in that: the connecting rod
Formula retaining mechanism includes the first connecting rod (10) being hinged on hinged seat (2) by the first pin shaft (6)；Pass through the second pin shaft (5)
The second connecting rod (3) being hinged on hinged seat (2)；The intermediate position of the second connecting rod (3) is hinged with by third pin shaft (4)
Intermediate connecting rod (12), the other end of the intermediate connecting rod (12) are hinged on the centre of first connecting rod (10) by the 4th pin shaft (7)
Position.
5. a kind of current vortex sensor static check quick-speed jigs according to claim 1, it is characterised in that: described to hold out against
Bar (9) is fixedly mounted on the first connecting rod (10) of connecting rod type locking mechanism by clamping screw (11).
6. a kind of current vortex sensor static check quick-speed jigs according to claim 1, it is characterised in that: described to hold out against
Block (8) is made of rubber material.
7. a kind of current vortex sensor static check quick-speed jigs according to claim 1, it is characterised in that: described hinged
Seat (2) and connecting rod type locking mechanism share multiple groups, and are located at locating slot (13) two sides at the top of fixture base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920357390.6U CN209470714U (en) | 2019-03-20 | 2019-03-20 | A kind of current vortex sensor static check quick-speed jigs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920357390.6U CN209470714U (en) | 2019-03-20 | 2019-03-20 | A kind of current vortex sensor static check quick-speed jigs |
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| Publication Number | Publication Date |
|---|---|
| CN209470714U true CN209470714U (en) | 2019-10-08 |
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ID=68093962
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920357390.6U Active CN209470714U (en) | 2019-03-20 | 2019-03-20 | A kind of current vortex sensor static check quick-speed jigs |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111928765A (en) * | 2020-08-12 | 2020-11-13 | 哈电发电设备国家工程研究中心有限公司 | Novel adjustable eddy current displacement sensor mounting bracket and adjusting method |
| CN112196636A (en) * | 2020-09-29 | 2021-01-08 | 中国航发动力股份有限公司 | Engine deflation mechanism assembling method based on tightening ejection tool and tightening ejection tool |
| CN114312459A (en) * | 2021-12-23 | 2022-04-12 | 苏州睿锂物联科技有限公司 | Locking mechanism |
-
2019
- 2019-03-20 CN CN201920357390.6U patent/CN209470714U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111928765A (en) * | 2020-08-12 | 2020-11-13 | 哈电发电设备国家工程研究中心有限公司 | Novel adjustable eddy current displacement sensor mounting bracket and adjusting method |
| CN111928765B (en) * | 2020-08-12 | 2021-12-03 | 哈电发电设备国家工程研究中心有限公司 | Novel adjustable eddy current displacement sensor mounting bracket and adjusting method |
| CN112196636A (en) * | 2020-09-29 | 2021-01-08 | 中国航发动力股份有限公司 | Engine deflation mechanism assembling method based on tightening ejection tool and tightening ejection tool |
| CN112196636B (en) * | 2020-09-29 | 2021-06-08 | 中国航发动力股份有限公司 | Engine deflation mechanism assembling method based on tightening ejection tool and tightening ejection tool |
| CN114312459A (en) * | 2021-12-23 | 2022-04-12 | 苏州睿锂物联科技有限公司 | Locking mechanism |
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