CN106370321B - A kind of measuring device of contact type measurement revolving part temperature - Google Patents
A kind of measuring device of contact type measurement revolving part temperature Download PDFInfo
- Publication number
- CN106370321B CN106370321B CN201610902941.3A CN201610902941A CN106370321B CN 106370321 B CN106370321 B CN 106370321B CN 201610902941 A CN201610902941 A CN 201610902941A CN 106370321 B CN106370321 B CN 106370321B
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- Prior art keywords
- bearing assembly
- assembly parts
- revolving part
- wire
- conducting wire
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/04—Thermometers specially adapted for specific purposes for measuring temperature of moving solid bodies
- G01K13/08—Thermometers specially adapted for specific purposes for measuring temperature of moving solid bodies in rotary movement
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/18—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The present invention relates to a kind of measuring devices of contact type measurement revolving part temperature, rotating electric machine including revolving part and driving revolving part rotation, further includes the platinum resistance being arranged on revolving part, the wire-passing tube being connected with the motor shaft of rotating electric machine, the first bearing assembly parts being connected by the first conducting wire with platinum resistance, the second bearing assembly parts being connected by the second conducting wire with platinum resistance and first lead column and the second stem that first bearing assembly parts, second bearing assembly parts are connected to digital multimeter respectively.From the above technical scheme, the present invention is capable of the accurate temperature of the certain point or multiple spot of precise measurement high speed rotation part on the same period, or in different time sections same point accurate temperature, avoid the generation of test lead wrapping phenomena, to find the rule of revolving part temperature change and influence the factor of temperature change, there is special meaning for studying certain devices to radiate by high speed rotation.
Description
Technical field
Present invention relates particularly to a kind of measuring devices of contact type measurement revolving part temperature.
Background technique
How the temperature change of precise measurement revolving part to calculate the temperature difference obtains radiating efficiency, to develop mating
Cooling system, the damage of high temperature on electronic component is farthest reduced, to safeguards system even running and extend it and make
With the service life, this is the urgent problem to be solved of component heat dissipation now.It is transported therewith since component rotary motion will cause test lead
Movable property gives birth to wrapping phenomena, and can not take the direct method of measurement, currently used often untouchable infrared measurements, however this
Kind method can only measure the variation in temperature field, be unable to measure the accurate temperature of certain point, and be affected by material reflectance,
Measurement result is inaccurate, produces a very large impact to the development of entire cooling system.
Summary of the invention
The purpose of the present invention is to provide a kind of measuring device of contact type measurement revolving part temperature, which is able to solve
The deficiencies in the prior art avoid test lead from moving with revolving part and generate winding, and it is a certain to measure revolving part
The accurate temperature of fixed point.
To achieve the above object, the invention adopts the following technical scheme:
A kind of measuring device of contact type measurement revolving part temperature, the electric rotating including revolving part and driving revolving part rotation
Machine, further include the platinum resistance being arranged on revolving part, the wire-passing tube being connected with the motor shaft of rotating electric machine, by the first conducting wire with
The connected first bearing assembly parts of platinum resistance, the second bearing assembly parts being connected by the second conducting wire with platinum resistance and distinguish
First bearing assembly parts, second bearing assembly parts are connected to the first lead column and the second stem of digital multimeter.
The first bearing assembly parts and second bearing assembly parts include the neck bush being sequentially coaxially arranged from inside to outside,
Bearing and external bushing；The lower end of the wire-passing tube is socketed on the motor shaft of rotating electric machine, and upper end sequentially passes through second bearing dress
The neck bush of accessory and first bearing assembly parts.
First conducting wire is connected on the neck bush of first bearing assembly parts after passing through wire-passing tube；Second conducting wire connects
It connects on the neck bush of second bearing assembly parts.
Further, locating piece is equipped between the first bearing assembly parts and second bearing assembly parts.
It further, further included line column；One end of the first lead column is connected to the outer of first bearing assembly parts
On bushing, the other end was connected in digital multimeter after passing through line column by test lead；The one of second stem
End is connected on the external bushing of second bearing assembly parts, and the other end passed through and is connected to digital ten thousand by test lead after line column
With on table.
Further, the bearing uses deep groove ball bearing, and the inside and outside circle of deep groove ball bearing respectively with neck bush, outer
Bushing uses interference fit.
From the above technical scheme, the present invention is capable of precise measurement high speed rotation part certain point or multiple spot are in same a period of time
Between in temperature or different time sections in section same point accurate temperature, the generation of test lead wrapping phenomena is avoided, to seek
It looks for the rule of revolving part temperature change and influences the factor of temperature change, for studying certain devices to radiate by high speed rotation
Part device has special meaning.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the structural schematic diagram of first bearing assembly parts and second bearing assembly parts；
Fig. 3 is first bearing assembly parts, second bearing assembly parts, wire-passing tube, the first conducting wire, the second conducting wire and platinum resistance
Assembling structure schematic diagram.
Wherein:
1, revolving part, 2, platinum resistance, 3, rotating electric machine, the 4, first conducting wire, the 5, second conducting wire, 6, external bushing, 7, bearing, 8,
Neck bush, 9, wire-passing tube, 10, first lead column, the 11, second stem, 12, mistake line column, 13, screw, 14, test lead,
15, digital multimeter, 16, locating piece.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing:
A kind of measuring device of contact type measurement revolving part temperature as shown in FIG. 1 to FIG. 3, including revolving part 1 and driving rotation
The rotating electric machine 3 for turning part rotation further includes the platinum resistance 2 being arranged on revolving part 1, is connected with the motor shaft of rotating electric machine 3
Wire-passing tube 9, the first bearing assembly parts being connected by the first conducting wire 4 with platinum resistance 2 are connected by the second conducting wire 5 with platinum resistance 2
Second bearing assembly parts and first bearing assembly parts, second bearing assembly parts are connected to digital multimeter 15 respectively
First lead column 10 and the second stem 11.The platinum resistance, for testing the temperature of revolving part, the first conducting wire and the second conducting wire
It is weldingly connected respectively with platinum resistance.Platinum resistance is sticked to the place for needing test temperature on revolving part using 502 glue, and is smeared
Thermal grease conduction.The digital multimeter, for measuring resistance value, further according to platinum resistance phasing meter can obtain out it is corresponding
Temperature.Measuring device of the present invention can measure the accurate temperature of certain point on revolving part, and can effectively avoid because surveying
Try the generation for the wrapping phenomena that lead is moved with revolving part and is generated.By adjusting the quantity of bearing assembly parts and stem, with
And the length of adjustment wire-passing tube, it can be realized the measurement of the temperature of points multiple to revolving part.
The first bearing assembly parts and second bearing assembly parts include the neck bush being sequentially coaxially arranged from inside to outside
8, bearing 7 and external bushing 6.The lower end of the wire-passing tube 9 is socketed on the motor shaft of rotating electric machine 3, and upper end sequentially passes through second
The neck bush 8 of bearing assembly parts and first bearing assembly parts.Preferably, the outer wall of the wire-passing tube 9 passes through epoxy glue and liner
The inner wall bonding of set 8 is connected.9 sets of wire-passing tube on the motor shaft of rotating electric machine 3, wire-passing tube 9 and motor shaft and revolving part 1 are common
Rotation, so as to avoid conducting wire winding.
First conducting wire 4, the second conducting wire 5 are welded with the neck bush of first bearing assembly parts, second bearing assembly parts respectively
It connects connected.First conducting wire 4 is from the neck bush for passing through and then being connected to first bearing assembly parts in wire-passing tube 9.
Further, it is equipped with locating piece 16 between the first bearing assembly parts and second bearing assembly parts, is used for two
The neck bush of a bearing assembly parts separates fixation, positions to upper and lower two bearing assembly parts.
It further, further included line column 12；One end of the first lead column 10 is connected by screw in first axle
On the external bushing for installing accessory, the other end was connected in digital multimeter 15 after passing through line column 12 by test lead 14.
One end of second stem 11 is connected by screw on the external bushing of second bearing assembly parts, and it is vertical that the other end passed through line
It is connected in digital multimeter 15 after column 12 by test lead 14.It is described to cross line column, play the role of supporting wire column.?
In heretofore described measuring device, including two test leads, one end of two test leads pass through metallic screw respectively
It is pressed on the first, second stem, the other end is connected with two input terminals of digital multimeter respectively.By by first,
Two stems are threaded on the external bushing of the first, second bearing assembly parts, can make first bearing assembly parts, second bearing
Assembly parts, first lead column, the second stem form a conductor.
Further, the bearing 7 use deep groove ball bearing, and the inside and outside circle of deep groove ball bearing respectively with neck bush 8,
External bushing 6 is interference fitted.External bushing, neck bush and deep groove ball bearing are assembled together using hot and cold set technique, to guarantee shape
At good conductor.
Further, the rotating electric machine 3 uses DC brushless motor.The revolving part uses metal material.In described
Bushing 8, external bushing 6, first lead column and the second stem are all made of brass H62 material.The wire-passing tube, locating piece and mistake line
Column is all made of laminated glass cloth stick.First conducting wire, the second conducting wire and two test leads are high temperature wire.
The operation principle of the present invention is that: prevent line from winding using bearing rotation, while bearing assembly parts form well again
Conductor.
Embodiment described above only describe the preferred embodiments of the invention, not to model of the invention
It encloses and is defined, without departing from the spirit of the design of the present invention, those of ordinary skill in the art are to technical side of the invention
The various changes and improvements that case is made should all be fallen into the protection scope that claims of the present invention determines.
Claims (4)
1. a kind of measuring device of contact type measurement revolving part temperature, the electric rotating including revolving part and driving revolving part rotation
Machine, it is characterised in that: further include the platinum resistance being arranged on revolving part, the wire-passing tube being connected with the motor shaft of rotating electric machine, lead to
Cross the first bearing assembly parts that the first conducting wire is connected with platinum resistance, the second bearing assembly being connected by the second conducting wire with platinum resistance
Part and the first lead column and second that first bearing assembly parts, second bearing assembly parts are connected to digital multimeter respectively
Stem；
The first bearing assembly parts and second bearing assembly parts include the neck bush being sequentially coaxially arranged from inside to outside, bearing
And external bushing；The lower end of the wire-passing tube is socketed on the motor shaft of rotating electric machine, and upper end sequentially passes through second bearing assembly parts
With the neck bush of first bearing assembly parts；
First conducting wire is connected on the neck bush of first bearing assembly parts after passing through wire-passing tube；Second conducting wire is connected to
On the neck bush of second bearing assembly parts.
2. a kind of measuring device of contact type measurement revolving part temperature according to claim 1, it is characterised in that: described
Locating piece is equipped between one bearing assembly parts and second bearing assembly parts.
3. a kind of measuring device of contact type measurement revolving part temperature according to claim 1, it is characterised in that: further include
Cross line column；One end of the first lead column is connected on the external bushing of first bearing assembly parts, and it is vertical that the other end passed through line
It is connected in digital multimeter after column by test lead；One end of second stem is connected to second bearing assembly parts
On external bushing, the other end was connected in digital multimeter after passing through line column by test lead.
4. a kind of measuring device of contact type measurement revolving part temperature according to claim 1, it is characterised in that: the axis
It holds using deep groove ball bearing, and the inside and outside circle of deep groove ball bearing uses interference fit with neck bush, external bushing respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610902941.3A CN106370321B (en) | 2016-10-17 | 2016-10-17 | A kind of measuring device of contact type measurement revolving part temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610902941.3A CN106370321B (en) | 2016-10-17 | 2016-10-17 | A kind of measuring device of contact type measurement revolving part temperature |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106370321A CN106370321A (en) | 2017-02-01 |
| CN106370321B true CN106370321B (en) | 2019-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610902941.3A Active CN106370321B (en) | 2016-10-17 | 2016-10-17 | A kind of measuring device of contact type measurement revolving part temperature |
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| CN (1) | CN106370321B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110146185A (en) * | 2019-05-22 | 2019-08-20 | 苏州东菱振动试验仪器有限公司 | A kind of moving-coil structure with temperature measuring equipment |
| CN111811387B (en) * | 2020-06-30 | 2021-11-26 | 中国电子科技集团公司第十六研究所 | Device for measuring resistance between inner ring and outer ring of bearing in rotating state |
Citations (5)
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|---|---|---|---|---|
| CN102221423A (en) * | 2011-04-22 | 2011-10-19 | 中国航空工业集团公司北京航空制造工程研究所 | Device for measuring temperature of rotary component in welding or heat treatment course |
| CN202384920U (en) * | 2011-12-23 | 2012-08-15 | 西安盾安电气有限公司 | Lead unit for motor rotor temperature sensors |
| CN105467223A (en) * | 2015-12-28 | 2016-04-06 | 浙江大学 | System and method for testing losses of iron core of electrical steel material in motor environment |
| CN205620048U (en) * | 2016-03-29 | 2016-10-05 | 哈尔滨理工大学 | Well low -speed electric motor rotor dynamic thermal parameter real -time detection device that inclines |
| CN206208416U (en) * | 2016-10-17 | 2017-05-31 | 中国电子科技集团公司第十六研究所 | A kind of measurement apparatus of contact type measurement revolving part temperature |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015200618A (en) * | 2014-04-10 | 2015-11-12 | 三菱自動車工業株式会社 | Temperature measurement device |
-
2016
- 2016-10-17 CN CN201610902941.3A patent/CN106370321B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102221423A (en) * | 2011-04-22 | 2011-10-19 | 中国航空工业集团公司北京航空制造工程研究所 | Device for measuring temperature of rotary component in welding or heat treatment course |
| CN202384920U (en) * | 2011-12-23 | 2012-08-15 | 西安盾安电气有限公司 | Lead unit for motor rotor temperature sensors |
| CN105467223A (en) * | 2015-12-28 | 2016-04-06 | 浙江大学 | System and method for testing losses of iron core of electrical steel material in motor environment |
| CN205620048U (en) * | 2016-03-29 | 2016-10-05 | 哈尔滨理工大学 | Well low -speed electric motor rotor dynamic thermal parameter real -time detection device that inclines |
| CN206208416U (en) * | 2016-10-17 | 2017-05-31 | 中国电子科技集团公司第十六研究所 | A kind of measurement apparatus of contact type measurement revolving part temperature |
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| CN106370321A (en) | 2017-02-01 |
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Address after: 230088 658 Wangjiang West Road, Hefei high tech Zone, Anhui Patentee after: CHINA ELECTRONICS TECHNOLOGY Group CORPORATION NO 16 INSTITUTE Address before: No. 439, Suixi Road, Luyang District, Hefei City, Anhui Province, 230043 Patentee before: CHINA ELECTRONICS TECHNOLOGY Group CORPORATION NO 16 INSTITUTE |
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