CN213693389U - Temperature measuring device applied to motor - Google Patents
Temperature measuring device applied to motor Download PDFInfo
- Publication number
- CN213693389U CN213693389U CN202021448069.8U CN202021448069U CN213693389U CN 213693389 U CN213693389 U CN 213693389U CN 202021448069 U CN202021448069 U CN 202021448069U CN 213693389 U CN213693389 U CN 213693389U
- Authority
- CN
- China
- Prior art keywords
- temperature sensor
- temperature
- measuring device
- motor
- iron core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a be applied to temperature measuring device of motor, it includes iron core subassembly and temperature sensor, temperature sensor and iron core subassembly fixed connection. The temperature sensor arranged by the temperature measuring device directly contacts the iron core component, so that the temperature of the motor winding is monitored in real time, and the measuring result is accurate and reliable.
Description
Technical Field
The utility model belongs to the motor field especially relates to a be applied to temperature measuring device of motor.
Background
The traditional device and method for measuring the interior of the motor utilize a plurality of temperature sensors 2 to measure the temperature of a motor winding, the cost is high, too many signal lines are caused due to too many temperature sensors, the installation of the temperature sensors in the motor is complex, the production is complex, and the cost of the whole scheme is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a be applied to temperature measuring device of motor can simplify temperature measuring device's structure, and the implementation cost is low and guaranteed that measuring is accurate reliable.
The above object can be achieved by the following technical scheme:
the utility model provides a be applied to temperature measuring device of motor, its includes iron core subassembly and temperature sensor, temperature sensor with iron core subassembly fixed connection.
Furthermore, the iron core component at least comprises two phases of windings, the winding outlet ends are connected to form a node, and the node is fixedly connected with the temperature sensor.
Further, it still includes packing ring and circuit board, the packing ring fixed connection in the iron core subassembly with between the circuit board, temperature sensor fixed connection is in on the circuit board.
Further, the temperature sensor comprises a temperature sensor main body and a probe, the temperature sensor main body is fixedly connected to the circuit board, and the probe is fixedly connected with the node.
Still further, the winding is a copper wire.
According to the technical scheme provided by the embodiment of the application, the temperature sensor is arranged on the circuit board of the motor, and the probe measures the real-time temperature of the connection node between the windings on the iron core, so that the temperature of different phase windings of the motor is measured, the installation is simplified, the cost is reduced, and the measurement is accurate and reliable.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
fig. 1 is an exploded perspective view of a temperature measuring device applied to a motor according to an embodiment of the present invention;
fig. 2 is a schematic plan view of a temperature measuring device applied to a motor according to an embodiment of the present invention;
fig. 3 is a partial schematic view of a node in a temperature measuring device applied to a motor according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a star connection of three-phase windings in a temperature measuring device applied to a motor according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The embodiment of the application, a be applied to temperature measuring device of motor, its characterized in that: it includes iron core subassembly 1 and temperature sensor 2, temperature sensor 2 with 1 fixed connection of iron core subassembly, like this, 2 direct contact iron core subassemblies 1 of temperature sensor, the temperature of real-time supervision motor winding 11 for measuring result is accurate reliable.
In this embodiment, as shown in fig. 4, the core assembly 1 includes three-phase windings 11, the three-phase windings 11 are connected in a star connection manner, as shown in a partial diagram of fig. 3, the wire outgoing ends of the windings 11 are connected to form a node 12, and the node 12 is fixedly connected to the temperature sensor 2.
Specifically, because the winding 11 is a copper wire, the winding A, B, C of different phases is wound on the iron core according to the star connection method by using the high thermal conductivity of copper, and the corresponding outlet ends a, b, and c are welded together to form the node 12, while in other embodiments, when the winding 11 of different phases adopts the delta winding method, the outlet ends are wound to form the node 12, so that the heat conduction and the non-conduction are realized, when the temperature difference of different phases is relatively large, the reaction can be performed on the node 12 contacted by the copper wire, and the reaction is transmitted to the temperature sensor 2, so that the method for measuring the temperatures of different phases by using one temperature sensor 2 is realized, and the structure is simpler and more convenient.
Of course, the windings 11 of the motor are not limited to three phases, and may be two, four or five phases, and the winding method of the windings 11 on the iron core is not limited to star connection, and may also be triangular.
In this embodiment, as shown in the exploded view of fig. 1 and the plan view of fig. 2, the temperature measuring device further includes a gasket 3 and a circuit board 4, the gasket 3 is fixedly connected between the core assembly 1 and the circuit board 4, and the temperature sensor 2 is fixedly connected to the circuit board 4.
Further, the temperature sensor 2 comprises a temperature sensor main body 21 and a probe 22, the temperature sensor main body 21 is fixedly connected to the circuit board 4, and the probe 22 is fixedly connected to the node 12. As shown in fig. 2, in this embodiment, the core assembly 1 and the circuit board 4 are supported by the gasket 3, so as to ensure a sufficient distance between the core assembly 1 and the circuit board 4, and at the same time, the temperature sensor body 21 is welded on the circuit board 4, the probe 22 of the temperature sensor 2 abuts against the copper wire node 12 in this embodiment, and the probe 22 is fixed at the node 12 by using insulating glue, so as to measure the temperature at the node 12.
Therefore, the temperature measuring device applied to the motor only needs to be provided with the temperature sensor 2 to monitor the temperature of the motor winding 11 in real time, so that the cost is saved, and the measuring accuracy is also ensured by the contact of the temperature sensor 2 and the node 12 of the winding 11.
The use process comprises the following steps: the temperature measuring device applied to the motor provided by the embodiment is provided with only one temperature sensor 2 on the circuit board 4, the copper wire windings 11 are contacted with each other to form the node 12, when the temperature difference of different phases of the windings 11 is relatively large in the operation process of the motor, the node 12 reacts to the temperature difference, and the temperature sensor 2 detects the change, so that the method for measuring the temperature of the different phases by only using one temperature sensor 2 and combining with a peripheral reading circuit is realized.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and 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 (4)
1. The utility model provides a be applied to temperature measuring device of motor which characterized in that: the temperature sensor comprises an iron core assembly (1) and a temperature sensor (2), wherein the temperature sensor (2) is fixedly connected with the iron core assembly (1);
the iron core assembly (1) at least comprises two phases of windings (11), the outgoing line ends corresponding to the windings (11) of different phases are connected to form a node (12), and the node (12) is fixedly connected with the temperature sensor (2).
2. The temperature measuring device applied to the motor according to claim 1, wherein: it still includes packing ring (3) and circuit board (4), packing ring (3) fixed connection be in iron core subassembly (1) with between circuit board (4), temperature sensor (2) fixed connection be in on circuit board (4).
3. The temperature measuring device applied to the motor according to claim 2, wherein: temperature sensor (2) include temperature sensor main part (21) and probe (22), temperature sensor main part (21) fixed connection be in on circuit board (4), probe (22) with node (12) fixed connection.
4. The temperature measuring device applied to the motor according to any one of claims 1 to 3, wherein: the winding (11) is a copper wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021448069.8U CN213693389U (en) | 2020-07-21 | 2020-07-21 | Temperature measuring device applied to motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021448069.8U CN213693389U (en) | 2020-07-21 | 2020-07-21 | Temperature measuring device applied to motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213693389U true CN213693389U (en) | 2021-07-13 |
Family
ID=76725563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021448069.8U Active CN213693389U (en) | 2020-07-21 | 2020-07-21 | Temperature measuring device applied to motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213693389U (en) |
-
2020
- 2020-07-21 CN CN202021448069.8U patent/CN213693389U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205175574U (en) | Cable intermediate head conductor temperature measures structure | |
| CN203465028U (en) | Multi-channel temperature monitor based on NTC temperature sensor | |
| CN213693389U (en) | Temperature measuring device applied to motor | |
| CN204788736U (en) | Calibration of online check gauge of industry is with thermocouple reference edge temperature compensated equipment | |
| CN207472445U (en) | A kind of space exploration device of multiple spot monitoring cable temperature | |
| CN213180410U (en) | Temperature signal processing device | |
| CN109781296A (en) | A kind of intelligent cable plug and its detection system | |
| CN115420394A (en) | Cold end temperature compensation system and method for thermocouple acquisition module | |
| CN202018342U (en) | Internal water flow temperature rise measuring device for water-cooling winding of turbogenerator | |
| CN204255529U (en) | Thermometer floor inspection device | |
| CN211061659U (en) | Intelligent motor multi-parameter Internet of things sensor | |
| CN203203722U (en) | DS18B20-based multipath intelligent temperature inspecting instrument | |
| CN2572366Y (en) | Temp tester for electric motor | |
| CN208420209U (en) | A kind of temperature measurement expert system | |
| CN203191085U (en) | High voltage equipment temperature monitoring system used for electric power inspection | |
| CN213842456U (en) | High-sensitivity high-precision multipoint food temperature probe | |
| CN213780297U (en) | Novel intelligent monitoring device for electrical equipment of transformer substation | |
| CN217484396U (en) | Energy consumption and safety monitoring system for power supply bus and synthetic sensor module thereof | |
| CN211376869U (en) | Temperature control system for formation machine | |
| JP3558141B2 (en) | Temperature measuring device | |
| CN210603606U (en) | Wireless passive temperature measuring device for power equipment | |
| CN212539447U (en) | Vehicle charging seat temperature sensor mounting structure | |
| CN212807394U (en) | Double-branch reducing sanitary temperature transmitter | |
| CN110274704B (en) | Temperature detection system | |
| CN202549458U (en) | Conductor of composite fiber high-voltage power cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |