CN112229504A - Vibration sensor vertical vibration switching block and calibration structure thereof - Google Patents
Vibration sensor vertical vibration switching block and calibration structure thereof Download PDFInfo
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- CN112229504A CN112229504A CN202011109763.1A CN202011109763A CN112229504A CN 112229504 A CN112229504 A CN 112229504A CN 202011109763 A CN202011109763 A CN 202011109763A CN 112229504 A CN112229504 A CN 112229504A
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- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
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Abstract
The application specifically relates to a vibration sensor vertical vibration switching piece has: the vibration table is matched with the adapter surface; vibration sensor adaptation switching face, it is relative with shaking table adaptation switching face, this vibration sensor is perpendicularly to vibration switching piece, can be used for realizing the switching of vibration sensor and shaking table in the perpendicular vibration calibration of vibration sensor, it is when being used for realizing the switching of vibration sensor and shaking table, its shaking table adaptation switching face can with shaking table mesa adaptation connection, its vibration sensor adaptation switching face can with vibration sensor adaptation connection, vibration sensor sets up along the vibration direction of shaking table, thereby can carry out the perpendicular vibration calibration to vibration sensor. In addition, the vibration sensor vertical vibration calibration structure comprises the vibration sensor vertical vibration transfer block and is used for carrying out vertical vibration calibration on the vibration sensor.
Description
Technical Field
The application belongs to the technical field of vertical vibration calibration of vibration sensors, and particularly relates to a vertical vibration transfer block of a vibration sensor and a calibration structure of the vertical vibration transfer block.
Background
Most faults of the aero-engine are expressed as abnormal vibration of the whole aero-engine, and in order to monitor the vibration condition of the whole aero-engine in real time and find the faults of the aero-engine in time, vibration sensors are arranged on the aero-engine and are used for collecting vibration signals of the whole aero-engine.
The vibration sensor arranged on the aircraft engine can generate vertical vibration along with the aircraft engine under partial conditions so as to collect vertical vibration signals of the whole aircraft engine, and the vibration sensor needs to be subjected to vertical vibration calibration before being used for ensuring the effectiveness of collecting the vertical vibration signals of the whole aircraft engine.
At present, carry out vibration sensor's vertical vibration calibration, carry out vibration sensor along shaking table vibration direction snap-on the shaking table mesa for a lot, this kind of technical scheme has following defect:
1) the contact surfaces of the vibration sensor and the vibration table are not matched, so that direct fixation is difficult to realize, and the fixation is not reliable enough;
2) the vibration sensor is directly fixed on the vibration table, and the cable connector is easy to interfere with the table top of the vibration table due to small space, so that the calibration accuracy is affected, and even the vibration sensor and the vibration table are damaged.
The present application has been made in view of the above-mentioned technical drawbacks.
It should be noted that the above background disclosure is only for the purpose of assisting understanding of the inventive concept and technical solutions of the present invention, and does not necessarily belong to the prior art of the present patent application, and the above background disclosure should not be used for evaluating the novelty and inventive step of the present application without explicit evidence to suggest that the above content is already disclosed at the filing date of the present application.
Disclosure of Invention
It is an object of the present application to provide a vibration transducer vertical vibration transfer mass and a calibration structure thereof to overcome or alleviate at least one of the technical disadvantages of the known prior art.
The technical scheme of the application is as follows:
in one aspect, there is provided a vibration sensor vertical vibration transfer block having:
the vibration table is matched with the adapter surface;
the vibration sensor adaptation switching face is relative with the shaking table adaptation switching face.
According to at least one embodiment of the present application, the vibration sensor vertical vibration transfer block includes:
the vibration table switching part is provided with a vibration table switching surface;
the vibration sensor switching part is provided with a vibration sensor adaptation switching surface and is connected with the vibration table switching part.
According to at least one embodiment of the present application, in the vibration sensor vertical vibration transfer block, the vibration table transfer portion has a plurality of protruding portions with respect to the vibration sensor transfer portion.
According to at least one embodiment of the present application, in the vibration sensor vertical vibration transfer block, the vibration sensor transfer portion has a plurality of protruding portions corresponding to the vibration table transfer portion.
According to at least one embodiment of the present application, in the vertical vibration transfer block of the vibration sensor, the transfer portion of the vibration table is triangular;
the transfer part of the vibration sensor is triangular and is distributed in a staggered way with the transfer part of the vibration table.
According to at least one embodiment of the present application, the vibration sensor vertical vibration transfer block is made of a composite material.
Another aspect provides a vibration sensor lateral vibration calibration structure, including:
a vibration table (3);
a vibration sensor (4);
in any of the transverse vibration transfer block of the vibration sensor, the adaptive transfer surface of the vibration table is connected with the table surface of the vibration table (3), and the adaptive transfer surface of the vibration sensor is connected with the vibration sensor (4); the vibration sensor (4) is arranged along the vibration direction of the vibration table (3).
The application has at least the following beneficial technical effects:
the utility model provides a vibration sensor vertical vibration switching piece, can be used for realizing the switching of vibration sensor and shaking table in the vertical vibration calibration of vibration sensor, it is when being used for realizing the switching of vibration sensor and shaking table, its shaking table adaptation switching face can with shaking table mesa adaptation connection, its vibration sensor adaptation switching face can with vibration sensor adaptation connection, vibration sensor sets up along the vibration direction of shaking table, thereby can carry out vertical vibration calibration to vibration sensor, furthermore, it is when being used for realizing the switching of vibration sensor and shaking table, its shaking table adaptation switching face and shaking table mesa adaptation connection, its vibration sensor adaptation switching face and vibration sensor adaptation connection, the connection position is reliable, and shaking table adaptation switching face, there is certain distance between vibration sensor adaptation switching face, namely there is certain distance between the cable connector of vibration sensor and shaking table mesa, therefore, interference between a cable connector of the vibration sensor and the table surface of the vibration table can be avoided, the accuracy of calibration is guaranteed, and the vibration sensor and the vibration table are guaranteed not to be damaged.
Another aspect provides a vibration sensor vertical vibration calibration structure including the vibration sensor vertical vibration transfer block described above.
Drawings
FIG. 1 is a schematic diagram of a vertical vibration transfer block of a vibration sensor provided in an embodiment of the present application;
FIG. 2 is a schematic diagram of a vertical vibration structure of a vibration sensor provided in an embodiment of the present application;
wherein:
1-a vibration table switching part; 2-the vibration sensor switching part; 3-a vibration table; 4-vibration transmission
A sensor; 5-cable connector.
For the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; further, the drawings are for illustrative purposes, and terms describing positional relationships are limited to illustrative illustrations only and are not to be construed as limiting the patent.
Detailed Description
In order to make the technical solutions and advantages of the present application clearer, the following will make a more clear and complete detailed description of the technical solutions of the present application with reference to the accompanying drawings, and it should be understood that the specific embodiments described herein are only examples of the parts of the present application, and are only used for explaining the present application, but not for limiting the present application. It should be noted that, for convenience of description, only the parts related to the present application are shown in the drawings, other related parts may refer to general designs, and the embodiments and technical features in the embodiments in the present application may be combined with each other to obtain a new embodiment without conflict.
In addition, unless otherwise defined, technical or scientific terms used in the description of the present application shall have the ordinary meaning as understood by one of ordinary skill in the art to which the present application belongs. The terms "upper", "lower", "left", "right", "center", "vertical", "horizontal", "inner", "outer", and the like used in the description of the present application, which indicate orientations, are used only to indicate relative directions or positional relationships, and do not imply that the devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and when the absolute position of the object to be described is changed, the relative positional relationships may be changed accordingly, and thus, should not be construed as limiting the present application. The terms "first," "second," "third," and the like as used in the description of the present application are used for descriptive purposes only to distinguish different components and are not to be construed as indicating or implying relative importance. The use of the terms "a," "an," or "the" and similar referents in the context of describing the application is not to be construed as an absolute limitation on the number, but rather as the presence of at least one. The word "comprising" or "comprises", and the like, when used in this description, is intended to specify the presence of stated elements or items, but not the exclusion of other elements or items.
Further, it is noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and the like are used in the description of the invention in a generic sense, e.g., connected as either a fixed connection or a removable connection or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, or they may be connected through the inside of two elements, and those skilled in the art can understand their specific meaning in this application according to the specific situation.
The present application is described in further detail below with reference to fig. 1-2.
In one aspect, there is provided a vibration sensor vertical vibration transfer block having:
the vibration table is matched with the adapter surface;
the vibration sensor adaptation switching face is relative with the shaking table adaptation switching face.
For the vibration sensor vertical vibration transfer block disclosed in the above embodiment, those skilled in the art can understand that it can be used to implement transfer between the vibration sensor 4 and the vibration table 3 in the vertical vibration calibration of the vibration sensor, and when it is used to implement transfer between the vibration sensor 4 and the vibration table 3, its vibration table adaptation transfer surface can be in adaptation connection with the table top of the vibration table 3, its vibration sensor adaptation transfer surface can be in adaptation connection with the vibration sensor 4, and the vibration sensor 4 is arranged along the vibration direction of the vibration table 3, so as to be able to perform vertical vibration calibration on the vibration sensor 4.
For the vibration sensor vertical vibration transfer block disclosed in the above embodiment, it can be further understood by those skilled in the art that when the vibration sensor vertical vibration transfer block is used for transferring the vibration sensor 4 and the vibration table 3, the vibration table adaptive transfer surface is in adaptive connection with the table top of the vibration table 3, and the vibration sensor adaptive transfer surface is in adaptive connection with the vibration sensor 4, so that the connection position is reliable, and it can be understood that a certain distance exists between the vibration table adaptive transfer surface and the vibration sensor adaptive transfer surface, that is, a certain distance exists between the cable connector 5 of the vibration sensor 4 and the table top of the vibration table 3, so that interference between the cable connector 5 of the vibration sensor 4 and the table top of the vibration table 3 can be avoided, the accuracy of calibration is ensured, and the vibration sensor 4 and the vibration table 3 are not damaged.
In some optional embodiments, the vibration sensor vertical vibration transfer block includes:
the vibration table switching part 1 is provided with a vibration table switching surface;
the vibration sensor switching part 2 is provided with a vibration sensor adaptation switching surface and is connected with the vibration table switching part 1.
For the vibration sensor vertical vibration transfer block disclosed in the above embodiment, a skilled person in the art can understand that the vibration sensor vertical vibration transfer block is designed to include a vibration table transfer part 1 and a vibration sensor transfer part 2 which are connected with each other, when the vibration sensor transfer block is used for transferring a vibration sensor 4 and a vibration table 3, a vibration table transfer surface of the vibration table transfer part 1 is in adaptive connection with a table top of the vibration table 3, specifically, the vibration table transfer surface is bonded with the table top of the vibration table 3, or the vibration table transfer part 1 is connected with the vibration table 3 through a bolt, a vibration sensor adaptive transfer surface of the vibration sensor transfer part 2 is in adaptive connection with the vibration sensor 4, specifically, the vibration sensor adaptive transfer surface is bonded with the vibration sensor 4, or the vibration sensor transfer part 2 is connected with the vibration sensor 4 through a bolt.
In some alternative embodiments, in the vibration sensor vertical vibration transfer block, the vibration table transfer portion 1 has a plurality of protruding portions relative to the vibration sensor transfer portion 2.
For the vertical vibration transfer block of the vibration sensor disclosed in the above embodiment, those skilled in the art can understand that the vibration table transfer part 1 has a plurality of protruding parts relative to the vibration sensor transfer part 2, and when the vertical vibration transfer block is used for transferring the vibration sensor 4 and the vibration table 3, the protruding parts on the vibration table transfer part 1 relative to the vibration sensor transfer part 2 can be conveniently connected with the vibration table 3 through bolts, so that the vertical vibration transfer block is convenient to disassemble and assemble.
In some alternative embodiments, in the vibration sensor vertical vibration transfer block, the vibration sensor transfer portion 2 has a plurality of protruding portions relative to the vibration table transfer portion 1.
To the vertical vibration transfer block of the vibration sensor disclosed in the above embodiment, those skilled in the art can understand that the vibration sensor transfer part 2 has a plurality of protruding parts relative to the vibration table transfer part 1, and when the vertical vibration transfer block is used for transferring the vibration sensor 4 and the vibration table 3, the protruding parts on the vibration sensor transfer part 2 relative to the vibration table transfer part 1 can be conveniently connected with the vibration sensor through bolts, so that the vertical vibration transfer block is convenient to disassemble and assemble.
In some optional embodiments, in the vertical vibration transfer block of the vibration sensor, the transfer part 1 of the vibration table is triangular;
the vibration sensor switching part 2 is triangular and is distributed in a staggered way with the vibration table switching part.
To the vibration sensor vertical vibration transfer block disclosed in the above embodiment, a person skilled in the art can understand that the vibration sensor vertical vibration transfer block is designed to have a triangular vibration table transfer part 1 and a triangular vibration sensor transfer part 2 distributed in a staggered manner, that is, the vibration table transfer part 1 and the vibration sensor transfer part 2 have three pointed-angle protruding parts relative to each other, when the vibration sensor vertical vibration transfer block is used for realizing the transfer of the vibration sensor 4 and the vibration table 3, the three pointed-angle protruding parts on the vibration table transfer part 1 relative to the vibration sensor transfer part 2 can be conveniently connected with the vibration table 3 through bolts, and the vibration sensor transfer part 2 can be conveniently connected with the vibration sensor 4 through bolts relative to the three pointed-angle protruding parts on the vibration table transfer part 1
In some alternative embodiments, the vibration sensor vertical vibration transfer block is made of a composite material.
With respect to the vertical vibration transfer block of the vibration sensor disclosed in the above embodiments, it can be understood by those skilled in the art that the vertical vibration transfer block of the vibration sensor is made of a composite material, has relatively light weight, and can meet the requirement of the vibration sensor 4 for calibrating vibration frequency and acceleration on the vibration table 3 when being used for realizing the transfer of the vibration sensor 4 and the vibration table 3.
Another aspect provides a vibration sensor lateral vibration calibration structure, including:
a vibration table (3);
a vibration sensor (4);
in any of the transverse vibration transfer block of the vibration sensor, the adaptive transfer surface of the vibration table is connected with the table surface of the vibration table (3), and the adaptive transfer surface of the vibration sensor is connected with the vibration sensor (4); the vibration sensor (4) is arranged along the vibration direction of the vibration table (3).
For the structure for calibrating the lateral vibration of the vibration sensor disclosed in the above embodiment, it can be understood by those skilled in the art that the structure includes any one of the above vibration sensor vertical vibration transfer blocks for calibrating the vertical vibration of the vibration sensor, the vibration table adaptive transfer surface of the vibration sensor lateral vibration transfer block is designed to be adaptively connected with the table top of the vibration table 3, the vibration sensor adaptive transfer surface is adaptively connected with the vibration sensor 4, and the connection position is reliable, and it can be understood that a certain distance exists between the vibration table adaptive transfer surface and the vibration sensor adaptive transfer surface, that is, a certain distance exists between the cable connector 5 of the vibration sensor 4 and the table top of the vibration table 3, so as to avoid the interference between the cable connector 5 of the vibration sensor 4 and the table top of the vibration table 3, ensure the accuracy of calibration, and ensure the vibration sensor 4, The vibration table 3 is not damaged.
The embodiments in the specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
Having thus described the present application in connection with the preferred embodiments illustrated in the accompanying drawings, it will be understood by those skilled in the art that the scope of the present application is not limited to those specific embodiments, and that equivalent modifications or substitutions of related technical features may be made by those skilled in the art without departing from the principle of the present application, and those modifications or substitutions will fall within the scope of the present application.
Claims (7)
1. A vibration sensor vertical vibration transfer block, comprising:
the vibration table is matched with the adapter surface;
the vibration sensor adaptation switching face is opposite to the vibration table adaptation switching face.
2. The vibration sensor vertical vibration transfer block of claim 1, comprising:
a vibration table transfer part (1) provided with a vibration table transfer surface;
the vibration sensor switching part (2) is provided with a vibration sensor adaptation switching surface and is connected with the vibration table switching part (1).
3. The vibration sensor vertical vibration transfer block of claim 2,
the vibration table switching part (1) has a plurality of protruding parts relative to the vibration sensor switching part (2).
4. The vibration sensor vertical vibration transfer block of claim 2,
the vibration sensor transfer part (2) has a plurality of protruding parts relative to the vibration table transfer part (1).
5. The vibration sensor vertical vibration transfer block of claim 2,
the transfer part (1) of the vibration table is triangular;
the vibration sensor switching part (2) is triangular and is distributed in a staggered mode with the vibration table switching part.
6. The vibration sensor vertical vibration transfer block of claim 1, wherein the vibration sensor vertical vibration transfer block is made of a composite material.
7. A vibration sensor lateral vibration calibration structure, comprising:
a vibration table (3);
a vibration sensor (4);
the lateral vibration transfer block of the vibration sensor as claimed in any one of claims 1 to 6, wherein the adaptive transfer surface of the vibration table is connected with the table top of the vibration table (3), and the adaptive transfer surface of the vibration sensor is connected with the vibration sensor (4); the vibration sensor (4) is arranged along the vibration direction of the vibration table (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011109763.1A CN112229504A (en) | 2020-10-16 | 2020-10-16 | Vibration sensor vertical vibration switching block and calibration structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011109763.1A CN112229504A (en) | 2020-10-16 | 2020-10-16 | Vibration sensor vertical vibration switching block and calibration structure thereof |
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| CN112229504A true CN112229504A (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011109763.1A Pending CN112229504A (en) | 2020-10-16 | 2020-10-16 | Vibration sensor vertical vibration switching block and calibration structure thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117433619A (en) * | 2023-12-21 | 2024-01-23 | 山西禧佑源民机完工中心有限公司 | Be used for aircraft spare part vibration abnormal sound analytical equipment |
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Application publication date: 20210115 |