CN210005491U - Fixing ring assembly of cylinder acoustic emission sensors - Google Patents
Fixing ring assembly of cylinder acoustic emission sensors Download PDFInfo
- Publication number
- CN210005491U CN210005491U CN201920731680.2U CN201920731680U CN210005491U CN 210005491 U CN210005491 U CN 210005491U CN 201920731680 U CN201920731680 U CN 201920731680U CN 210005491 U CN210005491 U CN 210005491U
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- acoustic emission
- ring
- fixed ring
- emission sensor
- cylinder acoustic
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Abstract
The utility model discloses a kind of solid fixed ring subassembly of cylinder acoustic emission sensor, including solid fixed ring and packing colloid, gu fixed ring's outward appearance shape is equipped with the columniform that runs through the through-hole for the center and includes outer ring and interior ring, the diameter of interior ring is greater than cylinder acoustic emission sensor's external diameter, the difference of the diameter of outer ring and the diameter of interior ring is 3mm at least, gu fixed ring needs to have thickness promptly to ensure its use intensity, fill in the through-hole at fixed ring center and the cylindrical recess that the testee enclosed and connects out, the utility model discloses a gu fixed ring subassembly can play better fixed action to cylinder acoustic emission sensor for acoustic emission sensor can be transmitted to the sound wave energy of testee high-efficiently, and after finishing measuring, only need through wrench movement and buckling, can take out cylinder acoustic emission sensor from testee and solid fixed ring subassembly, very convenient to use.
Description
Technical Field
The utility model relates to an acoustic emission sensor's fixed technical field, in particular to solid fixed ring subassemblies of cylinder acoustic emission sensor and fixed method thereof.
Background
The acoustic emission sensor is a key device for monitoring and evaluating damage and fracture of a solid structure, and the current coupling connection mode of the acoustic emission sensor and the solid structure is mainly that a sensitive surface of the acoustic emission sensor is coated with a grease coupling agent and then pressed at a measuring point of the measured solid structure.
However, due to the poor adhesion of the grease-based coupling agent, additional reinforcement such as tape or magnetic clips is required to ensure a long-term bond between the sensor and the solid structure. Wherein, the magnetic clamp is only suitable for solid structures containing iron, cobalt, nickel and the like and having magnetic force absorption; the adhesive tape reinforcement needs a larger sticking surface, and has influence on the surface stress and heat exchange of the measured solid structure.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming not enough among the above-mentioned background art, provide solid fixed ring subassemblies of cylinder acoustic emission sensor and fixed method, this solid fixed ring subassembly can play better fixed action to cylinder acoustic emission sensor for acoustic energy of testee can transmit acoustic emission sensor high-efficiently, and after the measurement finishes, only need through wrench movement and buckling, can take out cylinder acoustic emission sensor from the testee and solid fixed ring subassembly, very convenient to use.
In order to achieve the technical effect, the utility model discloses take following technical scheme:
solid fixed ring subassembly of cylinder acoustic emission sensor, including solid fixed ring and packing colloid, gu fixed ring's outward appearance shape is equipped with the columniform that runs through the through-hole for the center and includes outer ring and interior ring, the diameter of interior ring is greater than cylinder acoustic emission sensor's external diameter, the difference between the diameter of outer ring and the diameter of interior ring is 3mm at least, gu fixed ring needs to have the thickness that decided promptly to ensure its working strength, the packing colloid is annotated in the through-hole at solid fixed ring center and the cylindrical recess that the testee encloses and connects out.
step by step, the packing colloid is ultraviolet curing glue, just solid fixed ring subassembly of cylinder acoustic emission sensor still includes ultraviolet lamp, then can solidify solid fixed ring inside ultraviolet curing glue through ultraviolet lamp's irradiation to satisfy fixed demand.
, the fixing ring is made of high light transmission hard material, so that the fixing ring can satisfy both the light transmission requirement and the rigidity requirement.
, the fixing ring is made of transparent glass.
, the diameter difference between the outer ring and the inner ring is 3-5 mm, and the size of the fixing ring can meet the requirement of use strength and has good light transmission.
And simultaneously, the utility model also discloses a fixed method of cylinder acoustic emission sensor, realized by foretell cylinder acoustic emission sensor's solid fixed ring subassembly, including following step:
A. marking a central point at a measuring point position on the surface of the structure of the measured object, placing a fixing ring on the surface of the measured object, and enabling the center of the ring of the fixing ring to coincide with the marked central point;
B. quantitative filling colloid is injected into a cylindrical groove formed by the through hole in the center of the fixed ring and the object to be measured in a surrounding manner, and no air bubble can be mixed in;
C. pressing the sensing end of the cylinder acoustic emission sensor into the fixing ring containing the filling colloid until the sensitive surface of the cylinder acoustic emission sensor is completely attached to the surface of the measured object, and extruding the cylinder acoustic emission sensor in the fixing ring to ensure that the filling colloid completely immerses the surfaces of the cylinder acoustic emission sensor, the fixing ring and the measured object without bubbles;
D. and after the filled colloid is solidified, the fixation of the cylinder acoustic emission sensor is completed.
step, the filling colloid is ultraviolet curing glue, and the fixing ring component of the cylinder acoustic emission sensor further comprises an ultraviolet lamp, step D is specifically:
D. the ultraviolet curing glue in the fixing ring is continuously irradiated for time by adopting an ultraviolet lamp, and the irradiation angle of the ultraviolet lamp is required to fully irradiate the glue solution of the ultraviolet curing glue.
, the ultraviolet lamp in step D needs to continuously irradiate the ultraviolet curing glue for 3-5 minutes.
, specifically, in the step B, filling colloid with a height of 1/3-1/2 is injected into a cylindrical groove surrounded by the through hole in the center of the fixing ring and the object to be measured.
Compared with the prior art, the utility model, following beneficial effect has:
fixed ring components of cylinder acoustic emission sensor and fixing method thereof can play a better role in fixing the cylinder acoustic emission sensor, so that the acoustic energy of the object to be measured can be efficiently transmitted to the acoustic emission sensor, and after the measurement is finished, the cylinder acoustic emission sensor can be taken out from the object to be measured and the fixed ring components only by twisting and bending, thereby being very convenient to use, and having the advantages of simple structure, low manufacturing cost and convenient use.
Drawings
Fig. 1 is a schematic view of the stationary ring assembly of the cylinder acoustic emission sensor of the present invention.
Description of reference numerals: 1-a fixed ring, 2-a cylinder acoustic emission sensor, 3-a measured object, 4-a filling colloid, 11-an outer circular ring and 12-an inner circular ring.
Detailed Description
The present invention will be illustrated and described with reference to the following steps in conjunction with the embodiments of the present invention.
Example (b):
example :
as shown in fig. 1, kind of solid fixed ring subassembly of cylinder acoustic emission sensor, including solid fixed ring 1 and packing colloid, gu fixed ring 1's outward appearance shape is equipped with the cylindricality that runs through the through-hole for the center and includes outer ring 11 and interior ring 12, the diameter of interior ring 12 is greater than cylinder acoustic emission sensor 2's external diameter, the difference of the diameter of outer ring 11 and the diameter of interior ring 12 is 3mm at least, gu fixed ring 1 needs to have thickness of deciding promptly to ensure its service strength, in this embodiment, as preferred, the diameter difference of outer ring 11 and interior ring 12 is 3 ~ 5mm, and this size still has better light transmissivity when can making solid fixed ring 1 satisfy the service strength demand, the packing colloid is annotated in the cylindrical recess that solid fixed ring 1 central through-hole and testee 3 enclose and connect out.
Specifically, in this embodiment, the packing colloid is ultraviolet curing glue, just solid fixed ring subassembly of cylinder acoustic emission sensor still includes ultraviolet lamp, then can solidify solid fixed ring 1 inside ultraviolet curing glue through ultraviolet lamp's irradiation to satisfy fixed demand.
Preferably, in this embodiment, the fixing ring 1 is made of a high light-transmission hard material, so that the fixing ring 1 can satisfy both the light-transmission requirement and the rigidity requirement, and particularly in this embodiment, the fixing ring 1 is made of transparent glass.
Example two
The embodiment discloses a fixing method of cylinder acoustic emission sensors 2, which is realized by the fixing ring assembly of the cylinder acoustic emission sensor, and comprises the following steps:
A. marking a central point at a measuring point position on the structural surface of a measured object 3, placing a fixed ring 1 on the surface of the measured object 3, and enabling the center of a circular ring of the fixed ring 1 to coincide with the marked central point;
B. injecting quantitative filling colloid into a cylindrical groove enclosed by the through hole in the center of the fixing ring 1 and the object to be measured 3, wherein bubbles cannot be mixed in the cylindrical groove;
C. pressing the sensing end of the cylinder acoustic emission sensor 2 into the fixing ring 1 containing the filling colloid until the sensitive surface of the cylinder acoustic emission sensor 2 is completely attached to the surface of the object to be measured 3, and enabling the filling colloid to completely immerse the surfaces of the cylinder acoustic emission sensor 2, the fixing ring 1 and the object to be measured 3 without bubbles through extrusion of the cylinder acoustic emission sensor 2 in the fixing ring 1;
D. and after the filled colloid is solidified, the fixation of the cylinder acoustic emission sensor 2 is completed.
Preferably, in this embodiment, the filling colloid is an ultraviolet curing colloid, the fixing ring assembly of the cylinder acoustic emission sensor further includes an ultraviolet lamp, and the step D specifically includes:
D. adopt ultraviolet lamp to continue to shine time with the ultraviolet curing glue in the solid fixed ring 1, and ultraviolet lamp is that the angle of irradiation will make the glue solution of ultraviolet curing glue fully illuminated, in order to play better solidification effect, in this embodiment, ultraviolet lamp need continue to shine ultraviolet curing glue 3 ~ 5 minutes.
In actual use, when accomplishing the test and need taking out cylinder acoustic emission sensor 2 from testee 3 promptly when solid fixed ring 1, only need with external force manual with solid fixed ring 1, cylinder acoustic emission sensor 2, fill colloid 4 and wholly take off from testee 3, then dissolve the packing colloid 4 that condenses between solid fixed ring 1 and cylinder acoustic emission sensor 2 with acetone and make the two not hard up, can take off cylinder acoustic emission sensor 2, and simultaneously, when times use down, can use new solid fixed ring 1 to fix cylinder acoustic emission sensor 2, if need reuse solid fixed ring 1, then to solid fixed ring 1 interior remaining ultraviolet curing glue, the accessible is taken the abluent mode of acetone and is got rid of it, then this solid fixed ring 1 can realize reuse.
In conclusion, the utility model discloses a fixed ring subassembly of kinds of cylinder acoustic emission sensor and fixed method thereof can play better fixed action to cylinder acoustic emission sensor 2 for acoustic energy of testee 3 can transmit acoustic emission sensor high-efficiently, and after finishing measuring, only need through wrench movement and buckling, can take out cylinder acoustic emission sensor 2 from testee 3 and fixed ring subassembly, very convenient to use, have simple structure, low in manufacturing cost is honest and clean and convenient to use's advantage.
It is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.
Claims (5)
- The utility model provides a fixed ring subassembly of kinds of cylinder acoustic emission sensor, its characterized in that, including fixed ring (1) and packing colloid, the outward appearance shape of fixed ring (1) is equipped with the columniform that runs through the through-hole for the center and includes outer ring (11) and interior ring (12), the diameter of interior ring (12) is greater than cylinder acoustic emission sensor's external diameter, the difference between the diameter of outer ring (11) and the diameter of interior ring (12) is 3mm at least, the packing colloid is injected in the cylindrical recess that solid fixed ring (1) central through-hole and testee (4) enclose and connect out.
- 2. The fixing ring assembly for kinds of cylinder acoustic emission sensors according to claim 1, wherein the filling colloid is a UV curing colloid, and the fixing ring assembly for cylinder acoustic emission sensors further comprises a UV lamp.
- 3. The fixing ring assembly for kinds of cylinder acoustic emission sensors according to claim 1, wherein the fixing ring (1) is made of a high light transmission hard material.
- 4. The fixing ring assembly for kinds of cylinder acoustic emission sensors according to claim 3, wherein the fixing ring (1) is made of transparent glass.
- 5. The fixed ring assembly of cylinder acoustic emission sensors as claimed in any of claims 1-4, wherein the difference between the diameter of the outer ring (11) and the diameter of the inner ring (12) is 3-5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920731680.2U CN210005491U (en) | 2019-05-21 | 2019-05-21 | Fixing ring assembly of cylinder acoustic emission sensors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920731680.2U CN210005491U (en) | 2019-05-21 | 2019-05-21 | Fixing ring assembly of cylinder acoustic emission sensors |
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| Publication Number | Publication Date |
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| CN210005491U true CN210005491U (en) | 2020-01-31 |
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| CN201920731680.2U Active CN210005491U (en) | 2019-05-21 | 2019-05-21 | Fixing ring assembly of cylinder acoustic emission sensors |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110057922A (en) * | 2019-05-21 | 2019-07-26 | 中国工程物理研究院化工材料研究所 | A kind of the fixation ring assemblies and its fixing means of cylindrical body acoustic emission sensor |
-
2019
- 2019-05-21 CN CN201920731680.2U patent/CN210005491U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110057922A (en) * | 2019-05-21 | 2019-07-26 | 中国工程物理研究院化工材料研究所 | A kind of the fixation ring assemblies and its fixing means of cylindrical body acoustic emission sensor |
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