CN216012337U - Eight-channel embedded vibration acquisition instrument - Google Patents
Eight-channel embedded vibration acquisition instrument Download PDFInfo
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- CN216012337U CN216012337U CN202122687414.4U CN202122687414U CN216012337U CN 216012337 U CN216012337 U CN 216012337U CN 202122687414 U CN202122687414 U CN 202122687414U CN 216012337 U CN216012337 U CN 216012337U
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Abstract
The utility model provides an eight-channel embedded vibration acquisition instrument, which comprises a constant current source module, an embedded system, a data acquisition module and an Ethernet communication module; the constant current source module is connected with the embedded system, the embedded system is connected with the data acquisition module, and the Ethernet communication module is connected with the embedded system; the data acquisition module comprises a sensor, a sensor cable, a sensor interface, a signal conditioning module and a data acquisition card, wherein the sensor is connected with the sensor cable, the sensor cable is connected with the sensor interface, the sensor interface is connected with the signal conditioning module, the signal conditioning module is connected with the data acquisition card, and the data acquisition card is connected with the embedded system; the data acquisition module comprises eight vibration data acquisition modules and two rotating speed acquisition modules, so that the functions are more comprehensive, and the carrying is more convenient.
Description
Technical Field
The utility model relates to an acquisition instrument field, the embedded vibration acquisition appearance of concretely relates to eight passageways.
Background
The vibration acquisition instrument is a basic instrument for monitoring the state of a factory and realizing predictive maintenance, and is a tool for managing the reliability of equipment. The method is simple to operate, suitable for equipment maintenance and point inspection personnel, and also suitable for production operators, and is used for measuring, recording and tracking the machine state, finding abnormality, and diagnosing and monitoring the trend of common machine vibration faults. The inventor finds that the existing vibration acquisition instrument has single function and few channels, and cannot meet the requirement of work. Therefore, it is necessary to develop an eight-channel embedded vibration pickup.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve above-mentioned problem, provide the embedded vibration collection appearance of eight passageways, data acquisition module includes eight vibration data acquisition modules and two rotational speed acquisition modules, and the function is more comprehensive, and it is more convenient to carry.
In order to achieve the purpose, the utility model adopts the following technical scheme.
The eight-channel embedded vibration acquisition instrument comprises a constant current source module, an embedded system, a data acquisition module and an Ethernet communication module; the constant current source module is connected with the embedded system, the embedded system is connected with the data acquisition module, and the Ethernet communication module is connected with the embedded system; the data acquisition module comprises a sensor, a sensor cable, a sensor interface, a signal conditioning module and a data acquisition card, wherein the sensor is connected with the sensor cable, the sensor cable is connected with the sensor interface, the sensor interface is connected with the signal conditioning module, the signal conditioning module is connected with the data acquisition card, and the data acquisition card is connected with the embedded system; the data acquisition module comprises eight vibration data acquisition modules and two rotating speed acquisition modules.
Further, the data acquisition module is arranged on one side of the eight-channel embedded vibration acquisition instrument, and the constant current source module and the Ethernet communication module are arranged on the other side of the eight-channel embedded vibration acquisition instrument.
Furthermore, the other side of the eight-channel embedded vibration acquisition instrument is also provided with a power button, a power indicator lamp and an SD card slot.
Further, the embedded system adopts a Linux operating system.
Furthermore, a protection pad is arranged around the eight-channel embedded vibration acquisition instrument.
Furthermore, the eight-channel embedded vibration acquisition instrument is provided with dents at equal intervals.
Furthermore, the eight-channel embedded vibration acquisition instrument is in an I shape.
Further, the power indicator lamps comprise a red power indicator lamp, a green power indicator lamp and a yellow power indicator lamp.
The utility model discloses embedded vibration acquisition appearance of eight passageways's positive effect is:
the utility model discloses the data acquisition module of the embedded vibration collection appearance of eight passageways includes eight vibration data acquisition modules and two rotational speed acquisition modules, and the function is more comprehensive, and it is more convenient to carry.
Drawings
Fig. 1 is a schematic view of an overhead direction of an eight-channel embedded vibration acquisition instrument provided in an embodiment of the present invention.
Fig. 2 is a schematic view of a main viewing direction of an eight-channel embedded vibration acquisition instrument provided by an embodiment of the present invention.
Fig. 3 is a schematic view of a rear view direction of an eight-channel embedded vibration acquisition instrument provided by an embodiment of the present invention.
The reference numerals in the figures are respectively:
1. a vibration data acquisition module; 2. a rotating speed acquisition module; 3. a constant current source module; 4. a power button; 5. a power indicator light; 6. an Ethernet communication module; 7. an SD card slot; 8. a protection pad; 9. and (6) indenting.
Detailed Description
The following specific implementation modes of the eight-channel embedded vibration acquisition instrument of the present invention are provided in combination with the accompanying drawings, but it should be noted that: the described embodiments are not intended to limit the practice of the invention. All adopt the utility model discloses a similar structure and similar change all should go into the utility model discloses a protection scope. The following description of the embodiments refers to the accompanying drawings for illustrating the specific embodiments in which the invention may be practiced. In the embodiments, directional terms such as "up", "down", "front", "back", "left", "right", "top", "bottom", etc. refer to directions of the attached drawings only. Accordingly, the directional terms used are used for describing and understanding the present invention, and are not used for limiting the present invention.
See fig. 1, 2 and 3. The eight-channel embedded vibration acquisition instrument comprises a constant current source module 3, an embedded system, a data acquisition module and an Ethernet communication module 6; the constant current source module 3 is connected with the embedded system, the embedded system is connected with the data acquisition module, and the Ethernet communication module 6 is connected with the embedded system; the data acquisition module comprises a sensor, a sensor cable, a sensor interface, a signal conditioning module and a data acquisition card, wherein the sensor is connected with the sensor cable, the sensor cable is connected with the sensor interface, the sensor interface is connected with the signal conditioning module, the signal conditioning module is connected with the data acquisition card, and the data acquisition card is connected with the embedded system; the data acquisition module comprises eight vibration data acquisition modules 1 and two rotating speed acquisition modules 2.
The data acquisition module is arranged on one side of the eight-channel embedded vibration acquisition instrument, and the constant current source module 3 and the Ethernet communication module 6 are arranged on the other side of the eight-channel embedded vibration acquisition instrument. The other side of the eight-channel embedded vibration acquisition instrument is also provided with a power button 4, a power indicator lamp 5 and an SD card slot 7.
The constant current source module 3 comprises a constant current source interface and a constant current source circuit, the constant current source module 3 is used for dynamically adjusting the power supply state of the acquisition instrument to play a role of providing constant current for the acquisition instrument, and the constant current source interface is connected with a power supply through a power line. The embedded system adopts a Linux operating system, the Linux operating system has the obvious advantages of multiple users and multiple tasks, and after the acquisition tasks of the eight vibration data acquisition modules 1 and the two rotating speed acquisition modules 2 are independently developed, the acquisition tasks can not interfere with each other, so that the efficiency is greatly improved, and the performance can be fully exerted.
The vibration data acquisition module 1 comprises a vibration sensor, a vibration sensor cable, a vibration sensor interface, a vibration signal conditioning module and a vibration data acquisition card; the vibration sensor interface adopts a BNC interface, and identification characters are printed on one side of the vibration sensor interface and are respectively CH1, CH2, CH3, CH4, CH5, CH6, CH7 and CH 8. The vibration signal conditioning module is used for amplifying signals and protecting a front end circuit, and the vibration data acquisition card is used for storing and transmitting data. The signal of the vibration sensor reaches the vibration signal conditioning module through the vibration sensor cable and the vibration sensor interface, is amplified through the vibration signal conditioning module, is stored and transmitted through the vibration data acquisition card, and is transmitted to the embedded system.
The rotating speed acquisition module 2 comprises a rotating speed sensor, a rotating speed sensor cable, a rotating speed sensor interface, a rotating speed signal conditioning module and a rotating speed data acquisition card; the rotating speed sensor can be a photoelectric or Hall sensor and can be used for displaying the current rotating speed, and the unit is the pulse number/second; the rotating speed sensor interface adopts a three-core interface; one side of the interface of the revolution speed sensor is printed with identification characters, namely SPD1 and SPD 2. The signal of the rotation speed sensor reaches the rotation speed signal conditioning module through a rotation speed sensor cable and a rotation speed sensor interface, is amplified through the rotation speed signal conditioning module, is stored and transmitted through the rotation speed data acquisition card, and is transmitted to the embedded system. The sampling rate of the data acquisition module is 105KS/s, and the sampling precision of the data acquisition module is 24-bit resolution.
The connection of the eight-channel embedded vibration acquisition instrument and the server computer can be realized by connecting the network cable with the Ethernet communication module 6, data are acquired through the data acquisition module, and then the data are arranged and gathered through the embedded system and then transmitted to the server computer. The ethernet communication module 6 is selected because the ethernet communication rate is high, and the ethernet rate is 12 Mbpa.
The power button 4 is a key type power button 4, and the power is turned on or off by pressing the power button 4. The SD card slot 7 can be used for storing the SD card for data storage and reading. The power indicator 5 comprises a red power indicator 5, a green power indicator 5 and a yellow power indicator 5, the eight-channel embedded vibration acquisition instrument lights the indicator with the corresponding color according to a specific working state, the red power indicator 5 represents that the power is switched on, the green power indicator 5 represents that the power button 4 is pressed, and the yellow power indicator 5 is in a default state in the embodiment and can be set according to actual needs. The input range of the analog signal of the eight-channel embedded vibration acquisition instrument is plus or minus five volts, the power supply voltage is 24 volts, and the power is 15 watts.
Eight embedded vibration collection appearance of passageway adopt the metal material, eight embedded vibration collection appearance of passageway are provided with protection pad 8 all around, and protection pad 8 adopts the rubber material, can play antiskid and anti-vibration's effect. The eight-channel embedded vibration acquisition instrument is in an I shape, namely the areas of two ends of the eight-channel embedded vibration acquisition instrument are larger than those of the middle position. The eight-channel embedded vibration acquisition instrument is equidistantly provided with the dents 9, the dents 9 are arranged at two ends of the eight-channel embedded vibration acquisition instrument, the dents 9 are not arranged in the middle of the eight-channel embedded vibration acquisition instrument, the stability of the eight-channel embedded vibration acquisition instrument can be improved by the dents 9, particularly the eight-channel embedded vibration acquisition instrument is located on an uneven plane, and the weight of the eight-channel embedded vibration acquisition instrument can be reduced by arranging the dents 9.
Claims (8)
1. The eight-channel embedded vibration acquisition instrument is characterized by comprising a constant current source module, an embedded system, a data acquisition module and an Ethernet communication module; the constant current source module is connected with the embedded system, the embedded system is connected with the data acquisition module, and the Ethernet communication module is connected with the embedded system; the data acquisition module comprises a sensor, a sensor cable, a sensor interface, a signal conditioning module and a data acquisition card, wherein the sensor is connected with the sensor cable, the sensor cable is connected with the sensor interface, the sensor interface is connected with the signal conditioning module, the signal conditioning module is connected with the data acquisition card, and the data acquisition card is connected with the embedded system; the data acquisition module comprises eight vibration data acquisition modules and two rotating speed acquisition modules.
2. The eight-channel embedded vibration harvester of claim 1, wherein the data acquisition module is disposed on one side of the eight-channel embedded vibration harvester, and the constant current source module and the ethernet communication module are disposed on the other side of the eight-channel embedded vibration harvester.
3. The eight-channel embedded vibration acquisition instrument according to claim 2, wherein a power button, a power indicator lamp and an SD card slot are further arranged on the other side of the eight-channel embedded vibration acquisition instrument.
4. The eight-channel embedded vibration harvester of claim 1, wherein the embedded system employs a Linux operating system.
5. The eight-channel embedded vibration harvester according to claim 1, wherein a protective pad is disposed around the eight-channel embedded vibration harvester.
6. The eight-channel embedded vibration harvester of claim 1, wherein the eight-channel embedded vibration harvester is provided with dimples at equal intervals.
7. The eight-channel embedded vibration harvester of claim 1, wherein the eight-channel embedded vibration harvester is "i" shaped.
8. The eight-channel embedded vibration harvester of claim 3, wherein the power indicator lights comprise a red power indicator light, a green power indicator light, and a yellow power indicator light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122687414.4U CN216012337U (en) | 2021-11-04 | 2021-11-04 | Eight-channel embedded vibration acquisition instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122687414.4U CN216012337U (en) | 2021-11-04 | 2021-11-04 | Eight-channel embedded vibration acquisition instrument |
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| Publication Number | Publication Date |
|---|---|
| CN216012337U true CN216012337U (en) | 2022-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122687414.4U Active CN216012337U (en) | 2021-11-04 | 2021-11-04 | Eight-channel embedded vibration acquisition instrument |
Country Status (1)
| Country | Link |
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| CN (1) | CN216012337U (en) |
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2021
- 2021-11-04 CN CN202122687414.4U patent/CN216012337U/en active Active
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