CN217212455U - Adjustable guided wave pole - Google Patents
Adjustable guided wave pole Download PDFInfo
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- CN217212455U CN217212455U CN202220813252.6U CN202220813252U CN217212455U CN 217212455 U CN217212455 U CN 217212455U CN 202220813252 U CN202220813252 U CN 202220813252U CN 217212455 U CN217212455 U CN 217212455U
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- guided wave
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- wave pole
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Abstract
The utility model relates to an adjustable guided wave pole, which comprises a guided wave pole body, wherein a conical boss is arranged at the top end of the guided wave pole body, a sensor is connected with the upper end of the guided wave pole body through the conical boss, and a protective cover is sleeved on the conical boss; the lower pot head of guided wave pole body is equipped with two fixed ring pieces, and the length of two fixed ring pieces is fixed and the specification is the same, is equipped with a fixed platform and a floating spring from top to bottom between two fixed ring pieces in proper order, be equipped with an interior hex bolts on four angles of fixed platform respectively, a strong magnet is connected to interior hex bolts's bottom. The utility model discloses suit and adopt the laminating nature that four interior hex bolts fixed strong magnetism magnet can adjust test piece and guided wave pole, improve and test piece laminating compactness and flexibility to accomplish the transmission of signal under the minimum influence.
Description
Technical Field
The utility model relates to an acoustic emission detects technical field, especially relates to an adjustable guided wave pole.
Background
Acoustic emission inspection is a dynamic, non-destructive inspection method that can detect and evaluate the state of defects in a structure as a whole. The method is widely applied to the fields of petrochemical industry, electric power industry, material tests, civil engineering, aerospace industry and the like. However, in practical engineering practice, the temperature of the structure or the equipment is often too high to exceed the use temperature of the acoustic emission sensor, which limits the further popularization and application of the detection technology. At present, the waveguide rod for detection also has the problems of temperature gradient change, signal attenuation and the like during detection due to the shape of the waveguide rod, and in practice, the waveguide rod is rarely used, has poor effect and is inaccurate to detect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned not enough, provide an adjustable guided wave pole, realize high-efficient adjustable monitoring.
The purpose of the utility model is realized like this:
an adjustable guided wave rod comprises a guided wave rod body, wherein one end of the guided wave rod body is coupled with a sensor, and the other end of the guided wave rod body is attached to a to-be-tested piece; the top end of the wave guide rod body is provided with a conical boss, the sensor is connected with the upper end of the wave guide rod body through the conical boss, and the conical boss is sleeved with a protective cover; the lower pot head of guided wave pole body is equipped with two fixed ring pieces, and the length of two fixed ring pieces is fixed and the specification is the same, is equipped with a fixed platform and a floating spring from top to bottom between two fixed ring pieces in proper order, be equipped with an interior hex bolts on four angles of fixed platform respectively, a strong magnet is connected to interior hex bolts's bottom.
The utility model provides an adjustable guided wave pole, the protective cover is spiral open type.
The utility model provides an adjustable guided wave pole, the protective cover adopts the aluminum alloy lid.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides an adjustable guided wave rod, which adopts four strong magnets fixed by inner hexagon bolts to adjust the laminating property of a test piece and the guided wave rod, and improves the laminating tightness and flexibility with the test piece, thereby completing the transmission of signals under the minimum influence; the strong magnetic magnet ensures the smooth propagation of stress waves in the guided wave rod, so that the sensor receives signals with smaller influence, and the accuracy of the adjustable guided wave rod for transmitting signals is improved. Meanwhile, the damage of the sensor under the high-temperature condition is effectively guaranteed, the service life of the sensor is prolonged, the accuracy of signal transmission is improved, and efficient adjustable monitoring is realized.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Wherein:
Detailed Description
For better understanding of the technical solution of the present invention, the following detailed description will be made with reference to the accompanying drawings. It should be understood that the following embodiments are not intended to limit the embodiments of the present invention, but only the embodiments of the present invention. It should be noted that the description of the positional relationship of the components, such as the component a is located above the component B, is based on the description of the relative positions of the components in the drawings, and is not intended to limit the actual positional relationship of the components.
Example 1:
referring to fig. 1, fig. 1 is a schematic structural diagram of an adjustable waveguide rod. As shown in the figure, the utility model discloses an adjustable guided wave pole, it includes guided wave pole body 3, the one end and the sensor coupling of guided wave pole body 3, one end and the laminating of examination spare that awaits measuring.
The top of guided wave pole body 3 is equipped with a toper boss 2, and the sensor passes through toper boss 2 to be connected with the upper end of guided wave pole body 3, the cover is equipped with a protective cover 1 on the toper boss 2, protective cover 1 is the spiral open type.
The lower end of the wave guide rod body 3 is sleeved with two fixed ring pieces 4, the two fixed ring pieces 4 are fixed in length and have the same specification, and a certain distance is reserved between one fixed ring piece 4 positioned below and the bottom end of the wave guide rod body 3; a fixed platform 5 and a movable spring 6 are sequentially arranged between the two fixed ring pieces 4 from top to bottom, the fixed platform 5 is a cube, inner hexagon bolts 7 are respectively arranged at four corners of the fixed platform 5, and the bottom ends of the inner hexagon bolts 7 are connected with a strong magnetic magnet 8, so that the strength of attaching a piece difficult to be tested is increased; the movable spring 6 below the fixed platform 5 plays a pre-tightening role in fitting a piece to be tested.
The protective cover 1 is made of aluminum alloy, so that unnecessary damage of the sensor caused by external conditions, such as damage of the sensor caused by high temperature and other external environments, can be effectively protected, and the service life of the sensor is prolonged.
The working principle is as follows:
before a sensor is placed, the protective cover 1 is unscrewed, the sensor is adhered to the conical boss 2 through a coupling agent, the spiral opening type protective cover 1 is screwed after the adhesion is completed, the sensor is connected with the guided wave rod at the moment, the strong-magnetic magnet 8 fixed by four inner hexagonal bolts 7 can adjust the adhesion between a test piece and the guided wave rod, the adhesion tightness and flexibility with the test piece are improved, and therefore the transmission of signals under the minimum influence is completed; the strong magnet 8 ensures smooth propagation of stress waves in the guided wave rod, so that the sensor receives signals with smaller influence, and the accuracy of adjustable guided wave rod transmission signals is improved.
The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All technical solutions formed by adopting equivalent transformation or equivalent replacement fall within the protection scope of the present invention.
Claims (3)
1. An adjustable guided wave pole which characterized in that: the test device comprises a wave guide rod body (3), wherein one end of the wave guide rod body (3) is coupled with a sensor, and the other end of the wave guide rod body is attached to a to-be-tested piece; the top end of the wave guide rod body (3) is provided with a conical boss (2), the sensor is connected with the upper end of the wave guide rod body (3) through the conical boss (2), and the conical boss (2) is sleeved with a protective cover (1); the lower pot head of guided wave pole body (3) is equipped with two fixed ring pieces (4), and the length of two fixed ring pieces (4) is fixed and the specification is the same, is equipped with a fixed platform (5) and a floating spring (6) from top to bottom between two fixed ring pieces (4) in proper order, be equipped with an interior hex bolts (7) on four angles of fixed platform (5) respectively, a strong magnetism magnet (8) is connected to the bottom of interior hex bolts (7).
2. The adjustable waveguide rod of claim 1, wherein: the protective cover (1) is in a spiral opening type.
3. The adjustable waveguide rod of claim 1, wherein: the protective cover (1) is an aluminum alloy cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220813252.6U CN217212455U (en) | 2022-04-11 | 2022-04-11 | Adjustable guided wave pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220813252.6U CN217212455U (en) | 2022-04-11 | 2022-04-11 | Adjustable guided wave pole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217212455U true CN217212455U (en) | 2022-08-16 |
Family
ID=82759642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220813252.6U Active CN217212455U (en) | 2022-04-11 | 2022-04-11 | Adjustable guided wave pole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217212455U (en) |
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2022
- 2022-04-11 CN CN202220813252.6U patent/CN217212455U/en active Active
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