CN216284295U - Fan bearing reliability monitoring system - Google Patents
Fan bearing reliability monitoring system Download PDFInfo
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- CN216284295U CN216284295U CN202122694901.3U CN202122694901U CN216284295U CN 216284295 U CN216284295 U CN 216284295U CN 202122694901 U CN202122694901 U CN 202122694901U CN 216284295 U CN216284295 U CN 216284295U
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Abstract
The utility model relates to the technical field of bearing reliability monitoring, in particular to a fan bearing reliability monitoring system, which comprises: the first sensor and the second sensor are connected with the fan bearing assembly and are respectively used for acquiring horizontal and vertical vibration signals of the bearing and horizontal and vertical stress wave signals of the bearing; the monitoring module is used for calculating the received horizontal and vertical vibration signals of the bearing to generate horizontal and vertical vibration strength values of the bearing, and calculating the received horizontal and vertical stress wave signals of the bearing to generate a health value of the bearing; the alarm is used for generating alarm information and sending the alarm information to an upper computer when the horizontal and vertical vibration strength values of the bearing are larger than preset threshold values; the upper computer is used for receiving the horizontal and vertical vibration strength values of the bearing, the health value of the bearing and alarm information; and the display equipment is used for receiving and displaying the bearing health value and the alarm information. The utility model can monitor the running state of the bearing in real time and predict the fault of the bearing in advance.
Description
Technical Field
The utility model relates to the technical field of bearing reliability monitoring, in particular to a fan bearing reliability monitoring system.
Background
The fan is an important device of a power plant, undertakes the emission of ventilation, air supply, dust and the like, and once a fault occurs, the fan device is damaged slightly, and potential safety hazards can be caused to the whole power plant in serious cases. Most of fan faults are caused by bearings, and the bearing faults are easily caused due to the fact that the bearings vibrate in the rotating process of the fan and the working environment is extremely complex. Therefore, the reliability monitoring of the fan bearing is an important guarantee for enterprise safety.
The existing bearing monitoring technology only measures the vibration total amount of a bearing, often plays a role in the later stage of bearing failure, cannot protect fan equipment in time, and possibly causes major safety accidents.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a fan bearing reliability monitoring system, which can monitor the running state of a bearing in real time and predict the fault of the bearing in advance.
In order to achieve the purpose, the utility model is realized by the following technical scheme: a fan bearing reliability monitoring system, comprising:
the fan bearing assembly comprises a first sensor and a second sensor which are connected with the fan bearing assembly, wherein the first sensor is used for collecting a bearing horizontal vibration signal and a bearing horizontal stress wave signal, and the second sensor is used for collecting a bearing vertical vibration signal and a bearing vertical stress wave signal;
the monitoring module is respectively connected with the first sensor and the second sensor and used for calculating the received horizontal vibration signal and the received vertical vibration signal of the bearing to generate horizontal and vertical vibration strength values of the bearing, calculating the received horizontal stress wave signal and the received vertical stress wave signal of the bearing to generate a health value of the bearing, and sending the horizontal and vertical vibration strength values of the bearing and the health value of the bearing to an upper computer through the communication module;
the alarm is connected with the monitoring module and used for generating alarm information when the horizontal and vertical vibration strength values of the bearing are larger than preset threshold values and sending the alarm information to an upper computer through the communication module;
the upper computer is connected with the communication module and is used for receiving the horizontal and vertical vibration strength values of the bearing, the health value of the bearing and alarm information;
and the display equipment is connected with the upper computer and used for receiving and displaying the horizontal and vertical vibration strength values of the bearing, the health value of the bearing and alarm information.
The utility model is further improved in that the first sensor and the second sensor are both piezoelectric acceleration sensors.
A further development of the utility model is that the alarm has an alarm lamp and a buzzer.
The utility model has the further improvement that the upper computer also comprises a threshold setting module used for adjusting the preset threshold.
A further improvement of the utility model is that the display device is a display or a mobile terminal.
The utility model is further improved in that the mobile terminal is a mobile phone or a tablet computer.
The utility model further improves the method that the monitoring module is connected with the first sensor and the second sensor in a wired communication mode.
The utility model has the further improvement that the connection mode of the communication module and the upper computer is a wired communication mode or a wireless communication mode.
The utility model has the further improvement that the mode of connecting the upper computer and the mobile terminal is a wireless communication mode.
The utility model is further improved in that the wireless communication mode is 5G or WIFI.
Due to the adoption of the technical scheme, the utility model has the technical progress that:
according to the fan bearing reliability monitoring system provided by the utility model, the bearing horizontal and vertical vibration signals and the bearing horizontal and vertical stress wave signals of the fan bearing are collected through the first sensor and the second sensor, the monitoring module calculates the bearing horizontal and vertical vibration signals to generate bearing horizontal and vertical vibration strength values, calculates the bearing horizontal and vertical stress wave signals to generate bearing health values, and sends the bearing health values to the display equipment through the upper computer to be displayed, so that a worker can acquire and monitor the running state of the bearing in real time.
According to the utility model, the alarm connected with the monitoring module generates alarm information when the horizontal and vertical vibration strength values of the bearing are greater than the preset threshold values, and then the alarm information is sent to the display device through the upper computer to be displayed, so that a worker can predict that the bearing will break down in advance, and the occurrence of fan accidents caused by bearing failures is greatly avoided. In addition, the worker can also acquire relevant information in real time by holding the mobile terminal in hand, so that the fan bearing can be timely and effectively inspected and maintained.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.
FIG. 1 is a schematic structural diagram of a fan bearing reliability monitoring system according to the present invention;
FIG. 2 is a schematic illustration of the disarm alarm of the present invention;
description of reference numerals:
11-a first sensor, 12-a second sensor, 20-a monitoring module, 21-an alarm, 22-a communication module, 30-an upper computer and 31-display equipment.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system architectures, techniques, etc. in order to provide a thorough understanding of the embodiments of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
The utility model provides a fan bearing reliability monitoring system, which can be known from the attached drawings 1 to 2 of the specification, and mainly comprises the following parts: the monitoring system comprises a first sensor 11, a second sensor 12, a monitoring module 20, an alarm 21, an upper computer 30 and a display device 31.
The fan bearing assembly comprises a first sensor 11 and a second sensor 12 which are connected with the fan bearing assembly, wherein the first sensor 11 is used for collecting a bearing horizontal vibration signal and a bearing horizontal stress wave signal, and the second sensor 12 is used for collecting a bearing vertical vibration signal and a bearing vertical stress wave signal. The first sensor 11 and the second sensor 12 are respectively arranged on the side and the top of the same fan bearing assembly. When the number of the fan bearing assemblies is multiple, each bearing assembly is provided with a first sensor 11 and a second sensor 12.
The monitoring module 20 is connected to the first sensor 11 and the second sensor 12, and is configured to calculate the received horizontal vibration signal and the received vertical vibration signal of the bearing to generate horizontal and vertical vibration intensity values of the bearing, calculate the received horizontal stress wave signal and the received vertical stress wave signal of the bearing to generate a health value of the bearing, and send the health value to the upper computer 30 through the communication module 22. Specifically, the model of the monitoring module is AMS A6500-UM general monitoring module, and the bearing health value is generated after analyzing and calculating the horizontal stress wave signal and the vertical stress wave signal of the bearing through the built-in PeakVue.
And the alarm 21 is connected with the monitoring module 20 and used for generating alarm information when the horizontal and vertical vibration strength values of the bearing are greater than preset threshold values and sending the alarm information to the upper computer 30 through the communication module 22.
And the upper computer 30 is connected with the communication module 22 and is used for receiving the horizontal and vertical vibration strength values of the bearing, the health value of the bearing and alarm information.
And the display device 31 is connected with the upper computer 30 and used for receiving and displaying the horizontal and vertical vibration strength values of the bearing, the health value of the bearing and alarm information.
The fan bearing monitoring system comprises a first sensor 11 and a second sensor 12, wherein the first sensor and the second sensor are used for collecting bearing horizontal and vertical vibration signals and bearing horizontal and vertical stress wave signals of a fan bearing, a monitoring module 20 is used for calculating the bearing horizontal and vertical vibration signals to generate bearing horizontal and vertical vibration strength values, calculating the bearing horizontal and vertical stress wave signals to generate bearing health values, and then sending the bearing health values to a display device 31 through an upper computer 30 to display, so that a worker can obtain and monitor the running state of the bearing in real time.
As an embodiment, the first sensor 11 and the second sensor 12 are both piezoelectric acceleration sensors. The sensitivity of each vibration sensor is not lower than 100mV/g, the frequency response (+/-3 dB) is 0.5-10 kHz, the measurement range is +/-50 g (peak value), and the temperature range is-20-120 ℃. Specifically, the sensor model is AMSA0760 GP.
As an embodiment, the alarm has an alarm lamp and a buzzer, and when the alarm sends alarm information, the alarm lamp flickers and the buzzer sounds.
As an embodiment, the upper computer further includes a threshold setting module, configured to adjust the preset threshold. Specifically, the upper computer 30 is a computer. As can be known from the attached figure 2 of the specification, the preset threshold value in the alarm 21 can be adjusted through the upper computer 30, and when one or both of the horizontal and vertical vibration intensity values of the bearing are larger than the preset threshold value, the alarm 21 sends out alarm information. The upper computer further comprises an alarm relieving module, and the worker can send an alarm relieving instruction through the upper computer 30, send the alarm relieving instruction to the alarm device through the communication module 22 and then relieve the alarm.
In this embodiment, the display device 31 is a display or a mobile terminal. The display can be arranged in the machine room, and the staff can check related information in real time. The staff can also hand the mobile terminal to obtain relevant information in real time so as to timely and effectively inspect and maintain the fan bearing.
In this embodiment, the mobile terminal is a mobile phone or a tablet computer equipped with an operating system, and the operating system is app application software designed based on Android, iOS, and windows phone systems.
In this embodiment, the connection mode of the monitoring module 20 with the first sensor 11 and the second sensor 12 is a wired communication mode. Specifically, each vibration sensor is sequentially connected with a sensor cable, a junction box, and a cable, and the vibration sensor is connected with the monitoring module 20 through the cable. The sensor cable and the cable are sleeved with protective tubes.
When the present invention has a plurality of sets of the first sensor 11 and the second sensor 12, the monitoring module 20 is also a plurality of sets, and is connected to the first sensor 11 and the second sensor 12 in the corresponding set.
In this embodiment, the communication module 22 and the upper computer 30 are connected by a wired communication method or a wireless communication method, and preferably, a wireless communication method. The connection mode of the upper computer 30 and the mobile terminal is a wireless communication mode. The wireless communication mode is 5G or WIFI. Specifically, the wireless communication method is 5G.
It is noted that, in the present patent application, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, the terms "comprises," comprising, "or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus, and the phrase" comprising a.once.a.limited element does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
Claims (10)
1. A fan bearing reliability monitoring system, comprising:
the fan bearing assembly comprises a first sensor and a second sensor which are connected with the fan bearing assembly, wherein the first sensor is used for collecting a bearing horizontal vibration signal and a bearing horizontal stress wave signal, and the second sensor is used for collecting a bearing vertical vibration signal and a bearing vertical stress wave signal;
the monitoring module is respectively connected with the first sensor and the second sensor and used for calculating the received horizontal vibration signal and the received vertical vibration signal of the bearing to generate horizontal and vertical vibration strength values of the bearing, calculating the received horizontal stress wave signal and the received vertical stress wave signal of the bearing to generate a health value of the bearing, and sending the horizontal and vertical vibration strength values of the bearing and the health value of the bearing to an upper computer through the communication module;
the alarm is connected with the monitoring module and used for generating alarm information when the horizontal and vertical vibration strength values of the bearing are larger than preset threshold values and sending the alarm information to an upper computer through the communication module;
the upper computer is connected with the communication module and is used for receiving the horizontal and vertical vibration strength values of the bearing, the health value of the bearing and alarm information;
and the display equipment is connected with the upper computer and used for receiving and displaying the horizontal and vertical vibration strength values of the bearing, the health value of the bearing and alarm information.
2. The fan bearing reliability monitoring system of claim 1 wherein the first sensor and the second sensor are piezoelectric acceleration sensors.
3. A fan bearing reliability monitoring system as set forth in claim 1 wherein said alarm has an alarm light and a buzzer.
4. The fan bearing reliability monitoring system of claim 1 wherein the host computer further comprises a threshold setting module for adjusting the predetermined threshold.
5. A fan bearing reliability monitoring system as claimed in any one of claims 1 to 4 wherein the display device is a display or a mobile terminal.
6. A fan bearing reliability monitoring system as claimed in claim 5, wherein the mobile terminal is a cell phone or a tablet computer.
7. The fan bearing reliability monitoring system of claim 5 wherein the monitoring module is connected to the first and second sensors by wired communication.
8. The fan bearing reliability monitoring system of claim 5, wherein the communication module is connected to the host computer in a wired or wireless manner.
9. The fan bearing reliability monitoring system of claim 6, wherein the connection between the upper computer and the mobile terminal is a wireless communication mode.
10. The fan bearing reliability monitoring system of claim 9 wherein the wireless communication is 5G or WIFI.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122694901.3U CN216284295U (en) | 2021-11-05 | 2021-11-05 | Fan bearing reliability monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122694901.3U CN216284295U (en) | 2021-11-05 | 2021-11-05 | Fan bearing reliability monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216284295U true CN216284295U (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122694901.3U Active CN216284295U (en) | 2021-11-05 | 2021-11-05 | Fan bearing reliability monitoring system |
Country Status (1)
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| CN (1) | CN216284295U (en) |
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2021
- 2021-11-05 CN CN202122694901.3U patent/CN216284295U/en active Active
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