CN211554246U - Axial fan on-line test system - Google Patents
Axial fan on-line test system Download PDFInfo
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- CN211554246U CN211554246U CN201921790316.XU CN201921790316U CN211554246U CN 211554246 U CN211554246 U CN 211554246U CN 201921790316 U CN201921790316 U CN 201921790316U CN 211554246 U CN211554246 U CN 211554246U
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Abstract
The utility model provides an axial fan on-line testing system, includes EBM axial fan, fan detector and SIMATIC TDC unit that the electricity connects in proper order, and the circuit board of fan detector includes receiving terminal and connecting terminal, and the receiving terminal includes positive terminal of power, the negative terminal of power, thermistor terminal and reports to the police/sensor terminal, respectively with EBM axial fan's positive terminal of power, power negative terminal, thermistor terminal and report to the police/sensor terminal one-to-one connection, connecting terminal and receiving terminal one-to-one setting. The fan detector is further provided with a display screen and a single chip microcomputer, the single chip microcomputer is connected with the display screen, the single chip microcomputer is arranged on a circuit board of the fan detector, and the display screen is used for displaying real-time operation information of the EBM axial flow fan and comprises current information, rotating speed information and environment temperature information. The method can display the running information of the EBM axial flow fan in real time, wherein the running information comprises current information, rotating speed information and environment temperature information, and the fault situation of the fan can be quickly determined when the fan fails.
Description
Technical Field
The utility model relates to an equipment testing field particularly, relates to an axial fan on-line testing system.
Background
The EBM fan adopts an integrated brushless design scheme, a rotor permanent magnet pole and an impeller are designed into an integrated structure to form a rotatable fan blade, a stator core, a coil and a driving circuit are integrated into a whole to form a fixed base, and the fan blade is arranged on the base to form the axial flow fan. A four-core wiring miniature plug is designed on the machine base for electrical connection, and wiring ends such as a power supply, an alarm, a temperature detection sensor and the like are arranged on the plug.
Due to the integrated compact structure, the EBM fan has obvious defects in practical use, the internal temperature of a power driving circuit is accumulated, and the heat is difficult to diffuse. During continuous operation, if the ambient temperature of the fan is high, a failure of the drive circuit often occurs. Since the siemens SIMATIC TDC unit has limited fan monitoring capabilities, it is not possible to quickly locate a fault when it occurs.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an axial fan on-line measuring system, its operational information that can show EBM axial fan in real time, including electric current information, rotational speed information and ambient temperature information, the quick definite fan trouble situation during the trouble.
The embodiment of the utility model discloses a realize through following technical scheme:
the utility model provides an axial fan on-line testing system, including the EBM axial fan that connects electrically in proper order, fan detector and SIMATIC TDC unit, EBM axial fan is equipped with the electric connection plug of four cores, the wiring end of electric connection plug includes the positive terminal of power, the negative terminal of power, thermistor wiring end and warning/sensor wiring end, the circuit board of fan detector includes receiving terminal and connecting terminal, receiving terminal includes the positive terminal of power, the negative terminal of power, thermistor terminal and warning/sensor terminal, respectively with the positive terminal of power, the negative terminal of power, thermistor wiring end and warning/sensor wiring end one-to-one are connected, connecting terminal and receiving terminal one-to-one set up. The fan detector is further provided with a display screen and a single chip microcomputer, the single chip microcomputer is connected with the display screen, the single chip microcomputer is arranged on a circuit board of the fan detector, and the display screen is used for displaying real-time operation information of the EBM axial flow fan and comprises current information, rotating speed information and environment temperature information.
Further, the front panel of the SIMATIC TDC unit is provided with a window for display screen mounting.
Further, the display screen comprises an OLED micro display screen.
Furthermore, one side of the circuit board of the fan detector is connected with a plurality of EBM axial fans.
Further, a front panel of the SIMATIC TDC unit is provided with keys for circularly displaying real-time operation information of the plurality of EBM axial fans.
Furthermore, the single chip microcomputer is connected with an alarm unit and used for detecting and recording real-time operation information of the EBM axial flow fan, comparing the real-time operation information with self-learning parameters stored in the fan detector in real time and controlling the alarm unit to send out alarm information when the deviation value exceeds a preset range.
Furthermore, a power supply of a circuit board of the fan detector is connected with a power supply of the EBM axial flow fan in parallel.
The utility model discloses technical scheme has following advantage and beneficial effect at least: the method can display the running information of the EBM axial flow fan in real time, wherein the running information comprises current information, rotating speed information and environment temperature information, and the fault situation of the fan can be quickly determined when the fan fails.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of a four-core electrical connection plug of an EBM axial fan according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an on-line testing system for an axial fan according to an embodiment of the present invention;
fig. 3 is a schematic structural view illustrating an axial fan online test system according to an embodiment of the present invention is provided with a plurality of EBM axial fans.
Icon: 100-EBM axial fan, 110-power positive terminal, 120-power negative terminal, 130-thermistor terminal, 140-alarm/sensor terminal, 200-fan detector, 210-receiving terminal, 211-power positive terminal, 212-power negative terminal, 213-thermistor terminal, 214-alarm/sensor terminal, 220-connection terminal, 230-display screen, 300-SIMATIC TDC unit.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "inner", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of description of the present invention and simplification, but the indication or suggestion that the device or element to be referred to must have a specific position, be constructed and operated in a specific position, and therefore, should not be interpreted as a limitation of the present invention.
In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 and 2, an on-line testing system for an axial fan includes an EBM axial fan 100, a fan detector 200 and an SIMATIC TDC unit 300 electrically connected in sequence, the EBM axial fan 100 is provided with a four-core electrical connection plug, terminals of the electrical connection plug include a power positive terminal 110, a power negative terminal 120, a thermistor terminal 130 and an alarm/sensor terminal 140, a circuit board of the fan detector 200 includes a receiving terminal 210 and a connecting terminal 220, the receiving terminal 210 includes a power positive terminal 211, a power negative terminal 212, a thermistor terminal 213 and an alarm/sensor terminal 214, which are respectively connected with the power positive terminal 110, the power negative terminal 120, the thermistor terminal 130 and the alarm/sensor terminal 140 in a one-to-one correspondence, and the connecting terminal 220 and the receiving terminal 210 are arranged in a one-to-one correspondence. Fan detector 200 still is equipped with display screen 230 and singlechip, and the singlechip is connected with display screen 230, and the singlechip sets up on fan detector 200's circuit board, and display screen 230 is used for showing the real-time operating information of EBM axial fan 100, including current information, rotational speed information and ambient temperature information.
The inventor finds that the EBM fan has obvious defects in practical use due to the integrated compact structure, the internal temperature of a power driving circuit is accumulated, and the heat is difficult to diffuse. During continuous operation, if the ambient temperature of the fan is high, a failure of the drive circuit often occurs. Since the siemens SIMATIC TDC unit has limited fan monitoring capabilities, it is not possible to quickly locate a fault when it occurs.
The inventor provides an on-line testing system for an axial flow fan, and mainly relates to a fan detector 200, which is used for connecting the EBM axial flow fan 100 and the unit SIMATIC TDC, and the fault position and the fault reason can be quickly judged when the axial flow fan breaks down by processing real-time operation information of the EBM axial flow fan 100 through a single chip microcomputer in the fan detector 200.
Referring to fig. 1, the EBM axial fan 100 is conventionally provided with a four-core electrical connection plug, and the terminals of the electrical connection plug include a power positive terminal 110, a power negative terminal 120, a thermistor terminal 130, and an alarm/sensor terminal 140.
Referring to fig. 2, the circuit board of fan testing apparatus 200 includes a receiving terminal 210 and a connecting terminal 220, and the circuit board of fan testing apparatus 200 is connected to EBM axial fan 100 through receiving terminal 210 and connected to circuit board of unit SIMATIC TDC through connecting terminal 220. Accordingly, the receiving terminal 210 includes a power supply positive terminal 211, a power supply negative terminal 212, a thermistor terminal 213, and an alarm/sensor terminal 214, which are connected to the power supply positive terminal 110, the power supply negative terminal 120, the thermistor terminal 130, and the alarm/sensor terminal 140, respectively, in a one-to-one correspondence.
Further, the single chip microcomputer is connected with an alarm unit, and the single chip microcomputer is used for detecting and recording real-time operation information of the EBM axial flow fan 100, comparing the real-time operation information with self-learning parameters stored in the fan detector 200 in real time, and controlling the alarm unit to send alarm information when the deviation value exceeds a preset range.
Through alarm information, inspection personnel can conveniently check. The fan detector 200 is in an all-weather monitoring mode, and monitors and records the running condition of the circulation fan in real time.
Further, the power supply of the circuit board of the fan detector 200 is connected in parallel with the power supply of the EBM axial flow fan 100. The circuit board of the fan detector 200 is set according to the low power consumption design requirement, wherein the single chip microcomputer and the display screen 230 adopt low power consumption elements, so that the overall power consumption of the monitoring circuit board is low by 20mA @3.3V, and the power supply is connected in parallel with the 8-13.2V power supply of the EBM axial flow fan 100. Thus, the fan detector 200 has the advantages of low heat generation and stable operation.
Further, the front panel of unit SIMATIC TDC 300 is provided with a window for the display screen 230 to fit in. Is beneficial to reducing the whole volume and is small and convenient.
Further, the display screen 230 includes an OLED micro display screen.
Further, referring to fig. 3, a plurality of EBM axial fans 100 are connected to one side of the circuit board of the fan detector 200. The connection of a single EBM axial fan 100 to the circuit board of the fan detector 200 is consistent with the description given with respect to fig. 2. A plurality of EBM axial fans 100 are monitored by one fan detector 200 at the same time, and the utilization rate is high.
Further, the front panel of the SIMATIC TDC unit 300 is provided with keys for cyclically displaying real-time operation information of the plurality of EBM axial fans 100. Through the key, the fan detector 200 only displays information of one EBM axial fan 100 at the same time. The mark information used for distinguishing the axial flow fans corresponding to the keys in different states is arranged around the keys, so that inspection personnel can accurately and quickly judge the failed fan.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an axial fan on-line test system which characterized in that:
the EBM axial flow fan is provided with a four-core electric connecting plug, and the wiring terminals of the electric connecting plug comprise a power supply positive wiring terminal, a power supply negative wiring terminal, a thermistor wiring terminal and an alarm/sensor wiring terminal;
the circuit board of the fan detector comprises a receiving terminal and a connecting terminal, wherein the receiving terminal comprises a power supply positive terminal, a power supply negative terminal, a thermistor terminal and an alarm/sensor terminal which are respectively connected with the power supply positive terminal, the power supply negative terminal, the thermistor terminal and the alarm/sensor terminal in a one-to-one correspondence manner;
the connecting terminals and the receiving terminals are arranged in a one-to-one correspondence manner;
the fan detector is further provided with a display screen and a single chip microcomputer, the single chip microcomputer is connected with the display screen, the single chip microcomputer is arranged on a circuit board of the fan detector, and the display screen is used for displaying real-time operation information of the EBM axial flow fan and comprises current information, rotating speed information and environment temperature information.
2. The axial fan online test system of claim 1, wherein: the front panel of the SIMATIC TDC unit is provided with a window for the display screen to mount.
3. The axial fan online test system of claim 1, wherein: the display screen comprises an OLED micro display screen.
4. The axial fan online test system of claim 1, wherein: and one side of a circuit board of the fan detector is connected with a plurality of EBM axial fans.
5. The axial fan online test system of claim 4, wherein: and a key is arranged on the front panel of the SIMATIC TDC unit and used for circularly displaying real-time operation information of the EBM axial flow fans.
6. The axial fan online test system of claim 1, wherein: the single chip microcomputer is connected with an alarm unit and used for detecting and recording real-time operation information of the EBM axial flow fan, comparing the real-time operation information with self-learning parameters stored in the fan detector in real time and controlling the alarm unit to send alarm information when the deviation value exceeds a preset range.
7. The axial fan online test system of claim 1, wherein: and a power supply of a circuit board of the fan detector is connected with a power supply of the EBM axial flow fan in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921790316.XU CN211554246U (en) | 2019-10-23 | 2019-10-23 | Axial fan on-line test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921790316.XU CN211554246U (en) | 2019-10-23 | 2019-10-23 | Axial fan on-line test system |
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| CN211554246U true CN211554246U (en) | 2020-09-22 |
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| CN201921790316.XU Active CN211554246U (en) | 2019-10-23 | 2019-10-23 | Axial fan on-line test system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113757156A (en) * | 2021-09-16 | 2021-12-07 | 中国南方电网有限责任公司超高压输电公司昆明局 | EBM fan testing method and device, computer equipment and computer storage medium |
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2019
- 2019-10-23 CN CN201921790316.XU patent/CN211554246U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113757156A (en) * | 2021-09-16 | 2021-12-07 | 中国南方电网有限责任公司超高压输电公司昆明局 | EBM fan testing method and device, computer equipment and computer storage medium |
| CN113757156B (en) * | 2021-09-16 | 2023-09-26 | 中国南方电网有限责任公司超高压输电公司昆明局 | EBM fan testing method and device, computer equipment and computer storage medium |
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