CN213714538U - Vibration sensor - Google Patents
Vibration sensor Download PDFInfo
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- CN213714538U CN213714538U CN202023135844.7U CN202023135844U CN213714538U CN 213714538 U CN213714538 U CN 213714538U CN 202023135844 U CN202023135844 U CN 202023135844U CN 213714538 U CN213714538 U CN 213714538U
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- magnetic sheet
- vibration
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- magnetic
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Abstract
The utility model discloses a vibration sensor relates to the sensor field, has solved the single problem of vibration sensor measuring direction among the prior art, and its technical essential is: the vibration measuring device comprises a mounting shell and a vibration block, wherein the mounting shell is arranged in a hollow mode, a cavity in a square shape is formed in the mounting shell, a magnetic sheet groove is formed in the mounting shell, a first magnetic sheet is connected in the magnetic sheet groove in a sliding mode, the vibration block is in a square shape, eight groups of outer side faces of the vibration block are provided with second magnetic sheets, the magnetic poles of the opposite faces of the first magnetic sheet and the second magnetic sheet are the same, eight groups of measuring modules are fixedly connected to the mounting shell, and the measuring face of each group of measuring modules is attached to one face, away from the second magnetic sheet, of one group of first magnetic sheet; the utility model discloses it is various to measure the direction, does not restrict the mounted position simultaneously, has convenient to use, easy operation's advantage.
Description
Technical Field
The utility model relates to a sensor field especially relates to a vibration sensor.
Background
In the highly developed modern industry, the development of modern test technology towards digitization and informatization is a certain development trend, and the most front end of the test system is a sensor, which is the soul of the whole test system and is listed as the top technology by countries in the world, in particular to the IC technology and the computer technology which are rapidly developed in recent years, so that a good and reliable scientific and technical basis is provided for the development of the sensor.
The vibration sensor is mainly used for collecting vibration data of an object and providing data basis for the next test or calculation, the vibration sensor in the prior art is single in measuring direction, when the object is measured to vibrate, a plurality of vibration sensors are required to be installed to collect moving data in multiple directions, and due to the fact that errors exist in installation positions, measuring errors are caused, and therefore the vibration sensor is provided.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to above-mentioned defect, provide a vibration sensor to solve the single problem of vibration sensor measuring direction among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a vibration sensor, is including installation shell and the vibrations piece of setting in installation shell inside, installation shell cavity sets up, and installs the inside cavity that is the square for the shape of shell, is provided with the magnetic sheet groove on the inside of installation shell, and magnetic sheet inslot sliding connection has first magnetic sheet, the vibrations piece is the square, and the second magnetic sheet is all installed to eight lateral surfaces of organizing on the vibrations piece, the magnetic pole of the relative one side of first magnetic sheet and second magnetic sheet is the same, go back eight measuring module of fixedly connected with, every group on the installation shell the one side laminating of second magnetic sheet is kept away from to measuring module's measuring face and a set of first magnetic sheet, and measuring module produces the electric current when the distance between first magnetic sheet and the second magnetic sheet changes.
As a further aspect of the present invention, the mounting housing includes a second upper cover and a second body, the second body is provided with an open-ended square cylinder for one side, the second upper cover is flat, and the second upper cover and the second body are fixedly connected.
As a further scheme of the utility model, the outer wall side of installation shell still is provided with protecting sheathing, protecting sheathing fixed connection is to the installation shell on, and protecting sheathing is square box body.
As a further aspect of the present invention, the protective housing includes a protective housing body and a first upper cover, the protective housing body is provided with an open-ended square box body for one end, the first upper cover is flat, and the protective housing body and the equal fixed connection of the first upper cover are on the installation shell.
As a further aspect of the present invention, the measuring module is a pressure sensor.
As a further aspect of the present invention, a linear spring is provided between the bottom of the second magnetic sheet and the magnetic sheet groove, and the measuring module is a distance sensor.
To sum up, compared with the prior art, the utility model has the following beneficial effects:
the utility model discloses a thereby eight sets of measuring module measure the vibrations of the eight directions of square shape vibrations piece vibration range measurement object of awaiting measuring, for prior art, the utility model discloses it is various to measure the direction, does not restrict the mounted position simultaneously, has convenient to use, easy operation's advantage.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the inner container of the present invention.
Fig. 3 is a schematic structural diagram of the middle vibration block of the present invention.
Reference numerals: 1-protective shell, 11-protective shell body, 12-first upper cover, 2-installation shell, 21-magnetic sheet groove, 22-second upper cover, 23-second body, 24-sensor installation hole, 3-vibration block, 31-magnetic sheet groove, 4-first magnetic sheet, 5-second magnetic sheet, 6-measurement module and 7-linear spring.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Example 1
As shown in fig. 1, the vibration sensor comprises an installation shell 2 and a vibration block 3 arranged inside the installation shell 2, wherein the installation shell 2 is hollow, the installation shell 2 is internally provided with a cavity in a square shape, a magnetic sheet groove 21 is arranged inside the installation shell 2, a first magnetic sheet 4 is connected in the magnetic sheet groove 21 in a sliding manner, the vibration block 3 is in a square shape, eight groups of outer side surfaces of the vibration block 3 are provided with second magnetic sheets 5, the magnetic poles of the opposite surfaces of the first magnetic sheets 4 and the second magnetic sheets 5 are the same, eight groups of measurement modules 6 are fixedly connected to the installation shell 2, the measurement surface of each group of measurement modules 6 is attached to one surface of one group of first magnetic sheets 4, which is far away from the second magnetic sheets 5, and the measurement modules 6 generate current when the distance between the first magnetic sheets 4 and the second magnetic sheets 5 changes;
when the device is not used for measurement, the repulsive force between the first magnetic sheet 4 and the second magnetic sheet 5 enables the vibration block 3 to be positioned at the central position of the mounting shell 2, when the device is used, the device is mounted on an object to be measured, when the object to be measured vibrates, the vibration block 3 shakes, the distance between the first magnetic sheet 4 and the second magnetic sheet 5 changes, the vibration amplitude of the vibration block 3 can be measured by measuring the distance change between the first magnetic sheet 4 and the second magnetic sheet 5, and the vibration amplitude of the object to be measured can be measured through the vibration amplitude of the vibration block 3; the measuring module 6 is used for measuring the distance change between the first magnetic sheet 4 and the second magnetic sheet 5;
in some examples, the relationship between the vibration amplitude of the vibration block 3 and the vibration amplitude of the object to be measured is obtained through experiments;
as shown in fig. 2, the mounting housing 2 includes a second upper cover 22 and a second body 23, the second body 23 is a square cylinder with an opening on one side, the magnetic sheet groove 21 is arranged on the inner wall of the second body 23, the second upper cover 22 is a flat plate, and the second upper cover 22 is fixedly connected with the second body 23;
in some examples, the second upper cover 22 and the second body 23 are fixedly connected by screws;
preferably, in order to prevent the measurement module 6 from being damaged and facilitate installation of the device, a protective casing 1 is further arranged on an outer wall side of the installation casing 2, the protective casing 1 is fixedly connected to the installation casing 2, the protective casing 1 is a square box body, the protective casing 1 comprises a protective casing body 11 and a first upper cover 12, the protective casing body 11 is a square box body with an opening at one end, the first upper cover 12 is a flat plate, and both the protective casing body 11 and the first upper cover 12 are fixedly connected to the installation casing 2 through screws;
the measuring module 6 is fixedly connected to the mounting shell 2 through thread fit, a sensor mounting hole 24 is formed in the center of the magnetic sheet groove 21, external threads are formed on the measuring module 6, and the measuring module 6 is fixedly connected to the sensor mounting hole 24;
as shown in fig. 3, a magnetic sheet groove 31 is formed in the outer wall of the seismic mass 3, and the second magnetic sheet 5 is fixedly connected to the magnetic sheet groove 31 by gluing;
in this embodiment, the measurement module 6 is a pressure sensor, and when the vibration block 3 vibrates, the repulsive force of the first magnetic sheet 4 in the vibration direction of the vibration block 3 to the second magnetic sheet 5 changes, and the measurement module 6 can measure the variation of the repulsive force of the first magnetic sheet 4 to the second magnetic sheet 5, and the magnitude of the repulsive force of the first magnetic sheet 4 to the second magnetic sheet 5 is related to the distance between the first magnetic sheet 4 and the second magnetic sheet 5, and the vibration amplitude of the vibration block 3 can be measured by measuring the magnitude of the repulsive force.
Example 2
As shown in fig. 1, the vibration sensor comprises an installation shell 2 and a vibration block 3 arranged inside the installation shell 2, wherein the installation shell 2 is hollow, the installation shell 2 is internally provided with a cavity in a square shape, a magnetic sheet groove 21 is arranged inside the installation shell 2, a first magnetic sheet 4 is connected in the magnetic sheet groove 21 in a sliding manner, the vibration block 3 is in a square shape, eight groups of outer side surfaces of the vibration block 3 are provided with second magnetic sheets 5, the magnetic poles of the opposite surfaces of the first magnetic sheets 4 and the second magnetic sheets 5 are the same, eight groups of measurement modules 6 are fixedly connected to the installation shell 2, the measurement surface of each group of measurement modules 6 is attached to one surface of one group of first magnetic sheets 4, which is far away from the second magnetic sheets 5, and the measurement modules 6 generate current when the distance between the first magnetic sheets 4 and the second magnetic sheets 5 changes;
in this embodiment, a linear spring 7 is disposed between the second magnetic sheet 5 and the bottom of the magnetic sheet groove 21, the measuring module 6 is a distance sensor, when the vibration block 3 vibrates, the distance between the first magnetic sheet 4 and the second magnetic sheet 5 changes, the repulsive force of the first magnetic sheet 4 to the second magnetic sheet 5 changes, the depth of the second magnetic sheet 5 penetrating into the magnetic sheet groove 21 changes, and the measuring module 6 measures the vibration amplitude of the vibration block 3 by measuring the position change of the second magnetic sheet 5 on the magnetic sheet groove 21;
other structures in this embodiment are the same as those in embodiment 1.
To sum up, the utility model discloses a theory of operation is:
when the device is not used for measurement, the repulsive force between the first magnetic sheet 4 and the second magnetic sheet 5 enables the vibration block 3 to be positioned at the central position of the mounting shell 2, when the device is used, the device is mounted on an object to be measured, when the object to be measured vibrates, the vibration block 3 shakes, the distance between the first magnetic sheet 4 and the second magnetic sheet 5 changes, the vibration amplitude of the vibration block 3 can be measured by measuring the distance change between the first magnetic sheet 4 and the second magnetic sheet 5, and the vibration amplitude of the object to be measured can be measured through the vibration amplitude of the vibration block 3; the measuring module 6 is used to measure the change in distance between the first pole piece 4 and the second pole piece 5.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a vibration sensor, is including installation shell (2) and setting vibration piece (3) inside installation shell (2), a serial communication port, installation shell (2) cavity sets up, and installs the inside cavity that is the square for the shape of shell (2), is provided with magnetic sheet groove (21) on the inside of installation shell (2), and sliding connection has first magnetic sheet (4) in magnetic sheet groove (21), vibration piece (3) are the square, and second magnetic sheet (5) are all installed to eight outer side faces of organizing on vibration piece (3), the magnetic pole of the relative one side of first magnetic sheet (4) and second magnetic sheet (5) is the same, go back fixedly connected with eight sets of measuring module (6) on installation shell (2), every group the one side laminating of second magnetic sheet (5) is kept away from with a set of first magnetic sheet (4) to the measuring face of measuring module (6), and measuring module (6) produce the electric current when the distance between first magnetic sheet (4) and second magnetic sheet (5) changes and produce electric current .
2. The shock sensor according to claim 1, wherein the mounting housing (2) comprises a second upper cover (22) and a second body (23), the second body (23) is a square cylinder with an opening on one side, the second upper cover (22) is a flat plate, and the second upper cover (22) and the second body (23) are fixedly connected.
3. The shock sensor according to claim 1, characterized in that the outer wall side of the mounting housing (2) is further provided with a protective housing (1), the protective housing (1) is fixedly connected to the mounting housing (2), and the protective housing (1) is a square box.
4. The shock sensor according to claim 3, characterised in that the protective housing (1) comprises a protective housing body (11) and a first upper cover (12), the protective housing body (11) being a square box with an opening at one end, the first upper cover (12) being a flat plate, both the protective housing body (11) and the first upper cover (12) being fixedly connected to the mounting housing (2).
5. The shock sensor according to any of claims 1-4, characterized in that the measuring module (6) is a pressure sensor.
6. Shock sensor according to any of claims 1 to 4, characterised in that a linear spring (7) is arranged between the second magnetic sheet (5) and the bottom of the magnetic sheet groove (21), and that the measuring module (6) is a distance sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023135844.7U CN213714538U (en) | 2020-12-23 | 2020-12-23 | Vibration sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023135844.7U CN213714538U (en) | 2020-12-23 | 2020-12-23 | Vibration sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213714538U true CN213714538U (en) | 2021-07-16 |
Family
ID=76789262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023135844.7U Active CN213714538U (en) | 2020-12-23 | 2020-12-23 | Vibration sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213714538U (en) |
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2020
- 2020-12-23 CN CN202023135844.7U patent/CN213714538U/en active Active
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