CN110987160A - Triaxial acceleration sensor fast-assembling support device for pipeline - Google Patents
Triaxial acceleration sensor fast-assembling support device for pipeline Download PDFInfo
- Publication number
- CN110987160A CN110987160A CN201911379694.3A CN201911379694A CN110987160A CN 110987160 A CN110987160 A CN 110987160A CN 201911379694 A CN201911379694 A CN 201911379694A CN 110987160 A CN110987160 A CN 110987160A
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- Prior art keywords
- sensor
- support
- pipeline
- hole
- boss
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- 230000001133 acceleration Effects 0.000 title claims abstract description 27
- 230000000149 penetrating effect Effects 0.000 claims abstract description 9
- 229910000838 Al alloy Inorganic materials 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 229910052742 iron Inorganic materials 0.000 description 6
- 230000007547 defect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
- G01H11/08—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P1/00—Details of instruments
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
- G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
- G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
- G01P15/09—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by piezoelectric pick-up
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Clamps And Clips (AREA)
Abstract
The invention belongs to the technical field of triaxial sensor fast-assembly supports, and particularly relates to a triaxial acceleration sensor fast-assembly support device for a pipeline. The sensor upper support is integrally cylindrical, the top of the sensor upper support is provided with a threaded hole for connecting the triaxial acceleration sensor, and the bottom of the sensor upper support is provided with a boss matched with the boss hole of the sensor lower support; the lower sensor support is integrally cubic, a boss hole matched with a boss of the upper sensor support is formed in the top of the lower sensor support, threaded holes are formed in two adjacent side faces of the lower sensor support respectively, meanwhile, a rectangular through hole is formed in one side face of the lower sensor support and used for a fastening screw, and the rectangular through hole is used for penetrating and connecting a test pipeline and a clamp of the sensor; the bottom of the sensor lower support is provided with a wedge-shaped groove. The invention can ensure that the X, Y and Z directions of the triaxial piezoelectric acceleration sensor are consistent with the X, Y and Z directions of an object to be tested, and when the sensor rotates to a proper position, the fixation and the positioning can be realized by screwing the set screw.
Description
Technical Field
The invention belongs to the technical field of triaxial sensor fast-assembly supports, and particularly relates to a triaxial acceleration sensor fast-assembly support device for a pipeline.
Background
The vibration test is a common pipeline state monitoring mode of a power plant, the acceleration sensor is widely applied to the pipeline vibration test due to the advantages of wide frequency response range, wide measuring range, high sensitivity and the like, the triaxial acceleration sensor not only inherits the advantages, but also can be used for measuring vibration signals in 3 directions (X, Y and Z directions) at one time, and time and manpower are saved, so that the acceleration sensor is more and more applied to the pipeline vibration test.
Usually, the acceleration sensor needs to be connected and fixed with the pipeline through a sensor seat. At present, the mode of fixing with the iron wire ligature that triaxial acceleration sensor's installation adopted, the shortcoming of this kind of support is unable realization fast-assembling, simultaneously because during the iron wire ligature, the power is difficult to control, and the sensor produces parasitic vibration easily too loosely, and the iron wire is easy to split too tightly, needs the debugging repeatedly, and this causes personnel's injury easily in the environment that some conditions are abominable, like high temperature, high dose region.
In order to thoroughly solve the special problem of the traditional sensor seat in the pipeline test, namely, no matter what test object is faced, X, Y and Z directions of the triaxial acceleration sensor can be ensured to be consistent with X, Y and Z directions of the test object all the time, and meanwhile, the sensor can be fast assembled, a support device of the triaxial acceleration sensor capable of being fast assembled is required to be designed.
Disclosure of Invention
The invention aims to provide a quick-mounting support device of a triaxial acceleration sensor for a pipeline, which overcomes the defects in the prior art.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a quick-mounting support device of a triaxial acceleration sensor for a pipeline comprises an upper support of the sensor, a lower support of the sensor and a set screw; the sensor upper support is integrally cylindrical, the top of the sensor upper support is provided with a threaded hole for connecting the triaxial acceleration sensor, and the bottom of the sensor upper support is provided with a boss matched with the boss hole of the sensor lower support; the lower sensor support is integrally cubic, a boss hole matched with a boss of the upper sensor support is formed in the top of the lower sensor support, threaded holes are formed in two adjacent side faces of the lower sensor support respectively, meanwhile, a rectangular through hole is formed in one side face of the lower sensor support and used for a fastening screw, and the rectangular through hole is used for penetrating and connecting a test pipeline and a clamp of the sensor; the bottom of the sensor lower support is provided with a wedge-shaped groove.
The sensor lower support is made of aluminum alloy.
The set screw material is 45# steel.
The sensor upper support is made of aluminum alloy.
The method comprises the steps of firstly, penetrating a clamp suitable for the size of a measured pipeline through a rectangular through hole of a sensor lower support, fixing the sensor lower support on the measured pipeline, then installing sensor threads into a threaded hole of a sensor upper support, then installing a sensor upper support boss provided with a triaxial sensor into a boss hole of the sensor lower support, then rotating the sensor upper support to a proper position, namely enabling the directions of X, Y and Z of the triaxial sensor to be respectively consistent with X, Y and Z of a measured object, and then sequentially screwing 2 set screws to a proper degree.
The beneficial effects obtained by the invention are as follows:
the fast-assembling support of the triaxial acceleration sensor is in gapless free rotation fit with the boss hole of the upper support and the boss hole of the lower support of the sensor, so that no matter what test object faces, X, Y and Z directions of the triaxial piezoelectric acceleration sensor can be consistent with X, Y and Z directions of the test object to be tested, and when the sensor is rotated to a proper position, fixing and positioning can be realized by screwing a set screw. Meanwhile, the clamp can be quickly disassembled and assembled.
Compared with the prior sensor support, the invention has the following advantages:
1. the original lower support is changed into a cube from a cylinder, so that a rectangular hole for penetrating the hoop can be conveniently processed, and the on-site installation effect can be ensured to be more stable;
2. the original binding by iron wires is changed into fixation by a hoop, so that the defects of iron wire breakage, unstable binding and the like which are easily caused by iron wire binding are avoided, and the rapid disassembly and assembly can be realized;
3. can be repeatedly used and has lower cost.
Therefore, the invention has the advantages of simple structure, convenient use and high reliability.
Drawings
FIG. 1 is a general view of a quick-mounting support of a triaxial sensor;
in fig. 1, 1. a sensor lower support; 2. tightening the screw; 3. a sensor upper support;
FIG. 2 is a view of the sensor lower support of FIG. 1;
FIG. 3 is the set screw of FIG. 1;
FIG. 4 is a top view of the sensor upper support of FIG. 1;
FIG. 5 is a sensor;
fig. 6 is a schematic view of the sensor mounted to the sensor mount.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments.
As shown in figures 1-6, the quick-mounting support device for the triaxial acceleration sensor for the pipeline comprises an upper support 3 of the sensor, a lower support 1 of the sensor and a set screw 2.
The whole sensor upper support 3 is cylindrical, a threaded hole for connecting the sensor upper support with the triaxial acceleration sensor is formed in the top of the sensor upper support, a boss matched with the boss hole of the sensor lower support 1 is reserved at the bottom of the sensor upper support, the sensor upper support can freely rotate in the boss hole without a gap, and stepless adjustment is achieved.
The whole sensor lower support 1 is a cube, and the top of the sensor lower support is provided with a boss hole matched with the boss of the sensor upper support 3, so that the boss can be ensured to freely rotate without a gap in the sensor lower support, and stepless adjustment is realized. Two adjacent side surfaces of the sensor lower support 1 are respectively provided with 1 threaded hole, one side surface is provided with a rectangular through hole for a hoop to pass through, the threaded holes are used by the set screws 2, and when the sensor rotates to a proper position, the set screws are screwed down to realize fixing and positioning; the through hole is used for penetrating and connecting a test pipeline and a clamp of the sensor, so that the quick assembly and disassembly can be realized; the bottom of the sensor lower support 1 is provided with a wedge-shaped groove for ensuring the contact stability of the sensor support and the test equipment. Set screw 2 is formed by the transformation of set screw standard component, uses with the set screw hole of sensor undersetting is supporting, and when the sensor turned to suitable position, it just can realize fixing and location to screw up set screw 2.
Embodiment mode 1: as shown in FIG. 1, the triaxial acceleration sensor mounting support device comprises a sensor lower support 1, a set screw 2 and a sensor upper support 3.
Embodiment mode 2: as shown in fig. 2, the sensor lower support 1 is made of aluminum alloy and is integrally a cube, a boss hole matched with a boss of the sensor lower support is formed in the upper portion of the cube, a wedge-shaped groove is formed in the lower portion of the cube, 1 threaded hole is formed in each of two adjacent side faces of the cube, and meanwhile a rectangular through hole for penetrating through a clamp is formed in one side face of the cube.
Embodiment mode 3: as shown in fig. 3, is a set screw. The material is 45# steel.
Embodiment 4: as shown in FIG. 4, the sensor upper support is made of aluminum alloy and is integrally cylindrical, a sensor threaded hole is formed in the upper portion of the sensor upper support, and a boss matched with the boss hole of the sensor lower support is machined in the lower portion of the sensor upper support.
The working principle is as follows:
the method comprises the steps of firstly, penetrating a clamp hole of a sensor lower support through a clamp which is suitable for the size of a measured pipeline, fixing the sensor lower support on the measured pipeline, then installing a sensor thread into a threaded hole of a sensor upper support, then installing a sensor upper support boss provided with a triaxial sensor into a boss hole of the sensor lower support, then rotating the sensor upper support to a proper position, namely, the directions of X, Y and Z of the triaxial sensor are respectively consistent with X, Y and Z of a measured object, and then sequentially screwing 2 set screws to a proper degree.
The sensor lower support 1 is used for fixing the sensor on a tested pipeline, the sensor upper support 3 is used for stepless adjustment of the position of the triaxial sensor, and the set screw 2 is used for fixing the triaxial sensor in any required position. The advantages are that: the direction of the triaxial sensor can be adjusted to any direction in a stepless way by quick assembly and disassembly, and the sensor has the advantages of simple structure, reliable performance and repeated use.
Claims (5)
1. The utility model provides a triaxial acceleration sensor fast-assembling support device for pipeline which characterized in that: the sensor comprises an upper sensor support, a lower sensor support and a set screw; the sensor upper support is integrally cylindrical, the top of the sensor upper support is provided with a threaded hole for connecting the triaxial acceleration sensor, and the bottom of the sensor upper support is provided with a boss matched with the boss hole of the sensor lower support; the lower sensor support is integrally cubic, a boss hole matched with a boss of the upper sensor support is formed in the top of the lower sensor support, threaded holes are formed in two adjacent side faces of the lower sensor support respectively, meanwhile, a rectangular through hole is formed in one side face of the lower sensor support and used for a fastening screw, and the rectangular through hole is used for penetrating and connecting a test pipeline and a clamp of the sensor; the bottom of the sensor lower support is provided with a wedge-shaped groove.
2. The quick-mounting support device for the triaxial acceleration sensor for the pipeline as claimed in claim 1, wherein: the sensor lower support is made of aluminum alloy.
3. The quick-mounting support device for the triaxial acceleration sensor for the pipeline as claimed in claim 1, wherein: the set screw material is 45# steel.
4. The quick-mounting support device for the triaxial acceleration sensor for the pipeline as claimed in claim 1, wherein: the sensor upper support is made of aluminum alloy.
5. The quick-mounting support device for the triaxial acceleration sensor for the pipeline as claimed in claim 1, wherein: the method comprises the steps of firstly, penetrating a clamp suitable for the size of a measured pipeline through a rectangular through hole of a sensor lower support, fixing the sensor lower support on the measured pipeline, then installing sensor threads into a threaded hole of a sensor upper support, then installing a sensor upper support boss provided with a triaxial sensor into a boss hole of the sensor lower support, then rotating the sensor upper support to a proper position, namely enabling the directions of X, Y and Z of the triaxial sensor to be respectively consistent with X, Y and Z of a measured object, and then sequentially screwing 2 set screws to a proper degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911379694.3A CN110987160A (en) | 2019-12-27 | 2019-12-27 | Triaxial acceleration sensor fast-assembling support device for pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911379694.3A CN110987160A (en) | 2019-12-27 | 2019-12-27 | Triaxial acceleration sensor fast-assembling support device for pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110987160A true CN110987160A (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911379694.3A Withdrawn CN110987160A (en) | 2019-12-27 | 2019-12-27 | Triaxial acceleration sensor fast-assembling support device for pipeline |
Country Status (1)
| Country | Link |
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| CN (1) | CN110987160A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111781398A (en) * | 2020-04-13 | 2020-10-16 | 深圳市海纳微传感器技术有限公司 | Acceleration sensor assembly and acceleration sensor installation method |
-
2019
- 2019-12-27 CN CN201911379694.3A patent/CN110987160A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111781398A (en) * | 2020-04-13 | 2020-10-16 | 深圳市海纳微传感器技术有限公司 | Acceleration sensor assembly and acceleration sensor installation method |
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Application publication date: 20200410 |