CN213874713U - Be used for motor rotor temperature monitoring device - Google Patents
Be used for motor rotor temperature monitoring device Download PDFInfo
- Publication number
- CN213874713U CN213874713U CN202120001574.6U CN202120001574U CN213874713U CN 213874713 U CN213874713 U CN 213874713U CN 202120001574 U CN202120001574 U CN 202120001574U CN 213874713 U CN213874713 U CN 213874713U
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- Prior art keywords
- motor rotor
- temperature
- temperature monitoring
- monitoring device
- base member
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- 238000012806 monitoring device Methods 0.000 title abstract description 9
- 238000012544 monitoring process Methods 0.000 claims abstract description 11
- 239000000758 substrate Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 238000009529 body temperature measurement Methods 0.000 abstract description 3
- 238000009826 distribution Methods 0.000 abstract description 3
- 238000004891 communication Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Abstract
The utility model provides a pair of be used for motor rotor temperature monitoring device, including SAW sensor, signal transceiver, temperature collection station, signal concentrator and monitor terminal, the SAW sensor comprises antenna and temperature measurement point on the base member and the distribution setting base member, the base member is circular structure, and the mounting hole has been seted up at its center. The utility model has the advantages that: the utility model provides a be used for motor rotor temperature monitoring device, simple structure can fix on motor rotor, and at the high-speed rotatory in-process of motor rotor, the real-time signal of snatching of receiving antenna realizes the real-time temperature monitoring to high-speed rotatory motor rotor.
Description
Technical Field
The utility model relates to a water energy power generation technical field specifically is a be used for motor rotor temperature monitoring device.
Background
The generator motor rotor magnetic pole connecting point can lead to the contact to become flexible or the contact surface is less to bring the phenomenon of generating heat because of vibrations at the electricity generation with the in-process of drawing water, because of being in airtight environment and overhaul the cycle longer in the production process, brings the hidden danger for safety in production like this. If similar conditions can not be found in time, safety accidents such as short circuit, fire, equipment outage, even casualties and the like are easily caused, and huge direct or indirect economic losses are caused. Accidents of short circuit and shutdown caused by heating of magnetic pole connection points of generator motors occur in China, and safety production is seriously influenced.
The generator motor is the most main equipment of a pumped storage power station, and the running state of the generator motor is directly related to the safety production of enterprises. Once the internal magnetic pole temperature of the equipment is abnormal and is not discovered and processed in time, the finally brought loss is very serious.
How to monitor the temperature of the equipment in real time is the problem to be solved by the application.
SUMMERY OF THE UTILITY MODEL
For solving this technical defect among the prior art, the utility model provides a pair of be used for motor rotor temperature monitoring device, including SAW sensor, signal transceiver, temperature collection station, signal concentrator and monitor terminal, the SAW sensor comprises antenna and temperature measurement point on the base member and the distribution setting base member, the base member is circular structure, and the mounting hole has been seted up at its center.
Further, the temperature measuring point comprises an IDT and a reflecting grating.
Further, the antenna is distributed in a divergent mode.
Further, the base body is a piezoelectric substrate.
To sum up, the beneficial effects of the utility model include that, a be used for motor rotor temperature monitoring device is provided, simple structure can fix on motor rotor, at the high-speed rotatory in-process of motor rotor, and receiving antenna is real-time snatchs the signal, realizes the real-time temperature monitoring to high-speed rotatory motor rotor.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a SAW sensor according to a first embodiment of the present invention;
in the figure, the device comprises a SAW sensor 1, a signal transceiver 2, a temperature collector 3, a signal concentrator 4, a monitoring terminal 5, a motor rotor 6, a base body 11, an antenna 12, a temperature measuring point 13 and a mounting hole 14.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed 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.
The first embodiment is as follows: referring to fig. 1-2, the utility model provides a pair of be used for motor rotor temperature monitoring device, including SAW sensor 1, signal transceiver 2, temperature collection ware 3, signal concentrator 4 and monitor terminal 5, SAW sensor 1 comprises base member 11 and distribution antenna 12 and temperature measurement point 13 that set up on base member 11, base member 11 is circular structure, and mounting hole 14 has been seted up at its center.
Further, the temperature measuring point 13 comprises an I DT and a reflective grating.
Further, the antenna 12 is distributed in a diverging manner.
Further, the base 11 is a piezoelectric substrate.
The method specifically comprises the following steps: the SAW sensor 1 is fixed on a motor rotor 6 through a mounting hole 14 by using a bolt, in order to ensure that an antenna 12 receives signals in real time in the process of high-speed rotation of the motor rotor, the antenna 12 is divergently distributed on a base body 11, a signal transceiver 2, a temperature collector 3, a signal concentrator 4 and a monitoring terminal 5 are connected through data signal lines, and the temperature collector 3 and the signal concentrator 4 are connected through a communication cable channel of a power generation motor unit.
Preferably, for the purpose of convenient operation; the communication between the temperature collector 3 and the signal concentrator 4 is wireless communication; the wireless communication has the advantages of long transmission distance, no need of wire arrangement and convenient operation.
Preferably, in order to achieve the purpose of convenient carrying; the monitoring terminal 5 is a notebook computer terminal; the notebook has the advantages of convenient carrying and stable performance.
To sum up, the beneficial effects of the utility model include that, a be used for motor rotor temperature monitoring device is provided, simple structure can fix on motor rotor, at the high-speed rotatory in-process of motor rotor, and receiving antenna is real-time snatchs the signal, realizes the real-time temperature monitoring to high-speed rotatory motor rotor.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. The device for monitoring the temperature of the rotor of the motor is characterized by comprising an SAW sensor (1), a signal transceiver (2), a temperature collector (3), a signal concentrator (4) and a monitoring terminal (5), wherein the SAW sensor (1) is composed of a base body (11), an antenna (12) and a temperature measuring point (13) which are distributed on the base body (11), the base body (11) is of a circular structure, and a mounting hole (14) is formed in the center of the base body.
2. A device for monitoring the temperature of a rotor of an electric motor according to claim 1, characterised in that the temperature measuring points (13) comprise IDTs and reflecting gratings.
3. A device for monitoring the temperature of the rotor of an electric motor according to claim 2, characterised in that said antennas (12) are distributed divergently.
4. A device for monitoring the temperature of the rotor of an electric motor, according to claim 3, characterized in that said base body (11) is a piezoelectric substrate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120001574.6U CN213874713U (en) | 2021-01-01 | 2021-01-01 | Be used for motor rotor temperature monitoring device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120001574.6U CN213874713U (en) | 2021-01-01 | 2021-01-01 | Be used for motor rotor temperature monitoring device |
Publications (1)
Publication Number | Publication Date |
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CN213874713U true CN213874713U (en) | 2021-08-03 |
Family
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Family Applications (1)
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CN202120001574.6U Active CN213874713U (en) | 2021-01-01 | 2021-01-01 | Be used for motor rotor temperature monitoring device |
Country Status (1)
Country | Link |
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CN (1) | CN213874713U (en) |
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2021
- 2021-01-01 CN CN202120001574.6U patent/CN213874713U/en active Active
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