CN204730956U - A kind of bearing inner race real-time measurement device of temperatures - Google Patents
A kind of bearing inner race real-time measurement device of temperatures Download PDFInfo
- Publication number
- CN204730956U CN204730956U CN201520516432.8U CN201520516432U CN204730956U CN 204730956 U CN204730956 U CN 204730956U CN 201520516432 U CN201520516432 U CN 201520516432U CN 204730956 U CN204730956 U CN 204730956U
- Authority
- CN
- China
- Prior art keywords
- module
- bearing inner
- inner race
- temperatures
- measurement device
- 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.)
- Expired - Fee Related
Links
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses a kind of bearing inner race real-time measurement device of temperatures, comprise: axle matrix, axle matrix is provided with shrinkage pool, shrinkage pool is filled with insulation soft material, power module, signal acquisition module, microprocessor and wireless transmitter module is inlaid with in insulation soft material, the positional symmetry that axle matrix contacts with bearing inner race is provided with two the first blind holes be communicated with shrinkage pool, is provided with temperature sensor in the first blind hole; Power module is signal acquisition module and microprocessor power supply, temperature sensor is connected with signal acquisition module, signal acquisition module is connected with microprocessor, microprocessor is connected with wireless transmitter module, wireless transmitter module and wireless receiving module carry out radio communication, and wireless receiving module is connected with host computer by download module.Effectively solve the temperature survey problem of swivel bearing inner ring, do not affect the external applying axis of bearing and radial load, be also applicable to the measurement non-contact measurement of rotating machinery amount.
Description
Technical field
The utility model relates to bearing inner race temperature real-time measurement technical field, particularly relates to a kind of bearing inner race real-time measurement device of temperatures.
Background technology
Rolling bearing is one of parts of widespread use in modern mechanical, is to rely on interelement Structure deformation to carry out support rotating part.Primarily of inner ring, outer ring, rolling body and retainer four part composition, inner ring is used for and axle journal assembling, and outer ring is used for and bearing saddle bore assembling.Usual inner ring turns round with axle journal, and outer ring is fixed.
The temperature field measurement of rolling bearing contributes to appropriate design and proper use of bearing, thus provides foundation for bearing arrangement fault and failure analysis.Because bearing outer ring is fixed usually, therefore, mostly the measurement in current rolling bearing temperature field is for bearing outer ring.In many plant equipment, because inner ring rotates with axle, difficulty is greatly existed to the temperature survey of inner ring, therefore, relatively less to the measuring technique of rolling bearing inner ring temperature.The higher method of usual inner ring temperature measurement accuracy is radio telemetry and thermal infrared imager method, but thermal infrared imager limits its application because cost is higher.
Utility model content
The purpose of this utility model is exactly to solve the problem, provide a kind of bearing inner race real-time measurement device of temperatures, effectively solve the temperature survey problem of swivel bearing inner ring, do not affect the external applying axis of bearing and radial load, be applicable to the measurement non-contact measurement of rotating machinery amount yet.
To achieve these goals, the utility model adopts following technical scheme:
A kind of bearing inner race real-time measurement device of temperatures, comprise: axle matrix, described axle matrix is provided with shrinkage pool, shrinkage pool is filled with insulation soft material, power module, signal acquisition module, microprocessor and wireless transmitter module is inlaid with in described insulation soft material, the positional symmetry that described axle matrix contacts with bearing inner race is provided with two the first blind holes be communicated with shrinkage pool, is provided with temperature sensor in the first blind hole;
Described power module is signal acquisition module and microprocessor power supply, described temperature sensor is connected with described signal acquisition module, described signal acquisition module is connected with microprocessor, described microprocessor is connected with wireless transmitter module, described wireless transmitter module and wireless receiving module carry out radio communication, and described wireless receiving module is connected with host computer by download module.
Described insulation soft material is electro-insulating rubber.Electro-insulating rubber not only serves the effect of insulation, avoids the impact of centrifugal force on modules simultaneously.
Described shrinkage pool is arranged along the axis of axle matrix, and described shrinkage pool is by end cap seal.Shrinkage pool sealing can ensure that inner insulation soft material and the module of inlaying thereof can not due to stressed and be subjected to displacement.
Described end cap is connected with motor output shaft, and motor output shaft is provided with force snesor.Axial loading can be carried out to axle matrix by end cap.
Described end cap is provided with at least one through hole.This through hole can be conducive to the transmission of wireless signal.
Described signal acquisition module is temperature transmitter, greatly reduces the volume of acquisition module.Current signal is converted into voltage signal thus is transported in microprocessor by temperature transmitter.
One end that described axle matrix is provided with shrinkage pool is also arranged with two the second blind holes be communicated with shrinkage pool.The Main Function of two the second blind holes is the transmission being conducive to wireless signal, ensures the patency of Signal transmissions.
Described microprocessor adopts ATMEGA328P 5V/16M single-chip microcomputer, and download module is PL2303HX.The data upload of wireless receiving module to host computer can be realized by download module, can displays temperature signal in real time by host computer.
Described temperature sensor adopts stainless steel temperature sensor.Good heat transfer rate and accuracy can be obtained.
The beneficial effects of the utility model are:
Effectively solve the temperature survey of swivel bearing inner ring and the problem of display in real time.
The utility model is more conveniently arranged in actual bearing tester, and does not affect the external applying axis of bearing and radial load.
The utility model adopts the core of temperature transmitter, greatly reduces the volume of acquisition module.
Each module inlayed by the utility model electro-insulating rubber, avoids the impact of centrifugal force on modules while electro-insulating rubber serves insulating effect.
The utility model adopts stainless steel metal head temperature sensor, can obtain good heat transfer rate and accuracy.Simultaneous temperature sensor and bearing inner race close contact, can react the temperature of bearing inner race accurately.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2; For each module scheme of installation
Fig. 3 is control structure schematic diagram of the present utility model;
Fig. 4 is signal acquisition module connection diagram;
Wherein, 1. axle matrix, 2. electro-insulating rubber, 3. bearing inner race, 4. bearing outer ring, 5. bearing seat, 6. temperature sensor, 7. the first blind hole, 8. the second blind hole, 9. end cap, 10. through hole, 11. force snesor, 12. motors, 13. power modules, 14. signal acquisition module, 15. microprocessors, 16. connecting lines, 17. wireless transmitter modules.
Embodiment:
Below in conjunction with accompanying drawing and embodiment, the utility model is described further:
As shown in Figure 1, a kind of bearing inner race real-time measurement device of temperatures, comprise axle matrix 1, the core of axle matrix 1 is cavity, form a shrinkage pool, shrinkage pool is filled with insulation soft material, electro-insulating rubber 2 is adopted in the present embodiment, two the first blind holes 7 are equipped with in bearing inner race 3 and axle matrix 1 contact position symmetry, axle head is equipped with two the second blind holes 8, be provided with temperature sensor 6 in first blind hole 7, temperature sensor 6 adopts stainless steel metal head temperature sensor, can obtain good heat transfer rate and accuracy.Two the second blind holes 8 are conducive to the transmission of signal.
The position of axle matrix 1 and stability are fixed by bearing seat 5.The position that axle matrix 1 is provided with the first blind hole 7 contacts with bearing inner race 3, and bearing inner race 3 outside is bearing outer ring 4, and bearing outer ring 4 is connected with bearing seat 5, by bearing seat 5 stationary shaft matrix 1.Sealed by end cap 9 at the opening part of shrinkage pool, the effect of end cap 9 mainly center seal electro-insulating rubber 2 and carry out axial loading, end cap 9 being equipped with two through hole 10 Main Functions is the transmission being beneficial to signal.End cap 9 is connected with motor 12 output shaft, and motor 12 output shaft is provided with force snesor 11.Can carry out axial loading by end cap 9 pairs of axle matrixes 1, force snesor 11 carries out the size of controlled loading power.Bearing seat 5 is also connected with motor 12, and motor 12 Main Function carries out axially and radial loading.
As shown in Figure 2, electro-insulating rubber 2 is divided into upper and lower two parts, power module 13, signal acquisition module 14, microprocessor 15 and wireless transmitter module 17 is inlaid with from left to right successively in a part, vacantly after installing modules be partially filled rubber cement, upper and lower two parts match and then put into the shrinkage pool of axle matrix 1, are finally encapsulated by the end cap 9 of axle.
As shown in Figure 3, power module 13 exports 6V and 24V voltage, be respectively microprocessor 15 and signal acquisition module 14 is powered, temperature sensor 6 is connected with signal acquisition module 14, signal acquisition module 14 is connected with microprocessor 15, microprocessor 15 is connected with wireless transmitter module 17, and connection is each other electrically connected by connecting line 16.Wireless transmitter module 17 and wireless receiving module carry out radio communication, and wireless receiving module is connected with host computer by download module.
The signal that temperature sensor 6 gathers gives signal acquisition module 14, in the present embodiment, signal acquisition module 14 adopts temperature transmitter, temperature transmitter is transported to after current signal is converted into voltage signal in microprocessor 15, wireless receiving module is sent to by wireless transmitter module 17 after microprocessor 15 receives signal, the temperature signal collected is given host computer by download module by wireless receiving module, can be shown the temperature of bearing inner race 3 by host computer in real time.
Microprocessor 15 adopts arduino pro mini modified version ATMEGA328P 5V/16M single-chip microcomputer, and wireless transmission adopts NRF24L012.4G serial ports wireless module I/O mouth.Download module is PL2303HX, and download module directly connects host computer by USB interface, and host computer is computer.
Fig. 4 is signal acquisition module connection diagram, namely the connection diagram of temperature transmitter, and voltage signal in Fig. 4 exports and the voltage input of microprocessor 15 namely single-chip microcomputer is connected, thus achieves the collection of signal.
By reference to the accompanying drawings embodiment of the present utility model is described although above-mentioned; but the restriction not to the utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection domain of the present utility model.
Claims (9)
1. a bearing inner race real-time measurement device of temperatures, it is characterized in that, comprise: axle matrix, described axle matrix is provided with shrinkage pool, shrinkage pool is filled with insulation soft material, be inlaid with power module, signal acquisition module, microprocessor and wireless transmitter module in described insulation soft material, the positional symmetry that described axle matrix contacts with bearing inner race is provided with two the first blind holes be communicated with shrinkage pool, is provided with temperature sensor in the first blind hole;
Described power module is signal acquisition module and microprocessor power supply, described temperature sensor is connected with described signal acquisition module, described signal acquisition module is connected with microprocessor, described microprocessor is connected with wireless transmitter module, described wireless transmitter module and wireless receiving module carry out radio communication, and described wireless receiving module is connected with host computer by download module.
2. a kind of bearing inner race real-time measurement device of temperatures as claimed in claim 1, is characterized in that, described insulation soft material is electro-insulating rubber.
3. a kind of bearing inner race real-time measurement device of temperatures as claimed in claim 1, is characterized in that, described shrinkage pool is arranged along the axis of axle matrix, and described shrinkage pool is by end cap seal.
4. a kind of bearing inner race real-time measurement device of temperatures as claimed in claim 3, it is characterized in that, described end cap is connected with motor output shaft, and motor output shaft is provided with force snesor.
5. a kind of bearing inner race real-time measurement device of temperatures as claimed in claim 3, it is characterized in that, described end cap is provided with at least one through hole.
6. a kind of bearing inner race real-time measurement device of temperatures as claimed in claim 1, is characterized in that, described signal acquisition module is temperature transmitter.
7. a kind of bearing inner race real-time measurement device of temperatures as claimed in claim 1, is characterized in that, one end that described axle matrix is provided with shrinkage pool is also arranged with two the second blind holes be communicated with shrinkage pool.
8. a kind of bearing inner race real-time measurement device of temperatures as claimed in claim 1, is characterized in that, described microprocessor adopts ATMEGA328P 5V/16M single-chip microcomputer, and download module is PL2303HX.
9. a kind of bearing inner race real-time measurement device of temperatures as claimed in claim 1, is characterized in that, described temperature sensor adopts stainless steel temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520516432.8U CN204730956U (en) | 2015-07-16 | 2015-07-16 | A kind of bearing inner race real-time measurement device of temperatures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520516432.8U CN204730956U (en) | 2015-07-16 | 2015-07-16 | A kind of bearing inner race real-time measurement device of temperatures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204730956U true CN204730956U (en) | 2015-10-28 |
Family
ID=54389297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520516432.8U Expired - Fee Related CN204730956U (en) | 2015-07-16 | 2015-07-16 | A kind of bearing inner race real-time measurement device of temperatures |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204730956U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108195474A (en) * | 2018-01-25 | 2018-06-22 | 汽-大众汽车有限公司 | A kind of method for vehicular transmission shaft temperature survey and its can thermometric transmission shaft |
| CN109556858A (en) * | 2017-09-26 | 2019-04-02 | 南京淳泰控制设备有限公司 | A kind of flywheel bearing unit running-in test equipment |
| CN109855745A (en) * | 2019-01-09 | 2019-06-07 | 中国航发哈尔滨轴承有限公司 | A kind of aircraft bearing inner ring temperature testing device and test method |
| CN110501151A (en) * | 2019-08-07 | 2019-11-26 | 中国北方发动机研究所(天津) | A kind of turbo-charger heat returns leaching test temperature measuring equipment and method |
| CN111537089A (en) * | 2020-05-22 | 2020-08-14 | 中国航发哈尔滨轴承有限公司 | Real-time measuring device for temperature of inner ring of aviation bearing |
| CN113138037A (en) * | 2021-04-28 | 2021-07-20 | 哈尔滨理工大学 | Real-time temperature monitoring device for electric main shaft bearing |
| CN114136489A (en) * | 2021-10-21 | 2022-03-04 | 明阳智慧能源集团股份公司 | Wireless temperature detection method for planetary bearing of gearbox of wind generating set |
-
2015
- 2015-07-16 CN CN201520516432.8U patent/CN204730956U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109556858A (en) * | 2017-09-26 | 2019-04-02 | 南京淳泰控制设备有限公司 | A kind of flywheel bearing unit running-in test equipment |
| CN108195474A (en) * | 2018-01-25 | 2018-06-22 | 汽-大众汽车有限公司 | A kind of method for vehicular transmission shaft temperature survey and its can thermometric transmission shaft |
| CN108195474B (en) * | 2018-01-25 | 2024-01-30 | 一汽-大众汽车有限公司 | Method for measuring temperature of vehicle transmission shaft and transmission shaft capable of measuring temperature |
| CN109855745A (en) * | 2019-01-09 | 2019-06-07 | 中国航发哈尔滨轴承有限公司 | A kind of aircraft bearing inner ring temperature testing device and test method |
| CN110501151A (en) * | 2019-08-07 | 2019-11-26 | 中国北方发动机研究所(天津) | A kind of turbo-charger heat returns leaching test temperature measuring equipment and method |
| CN111537089A (en) * | 2020-05-22 | 2020-08-14 | 中国航发哈尔滨轴承有限公司 | Real-time measuring device for temperature of inner ring of aviation bearing |
| CN113138037A (en) * | 2021-04-28 | 2021-07-20 | 哈尔滨理工大学 | Real-time temperature monitoring device for electric main shaft bearing |
| CN114136489A (en) * | 2021-10-21 | 2022-03-04 | 明阳智慧能源集团股份公司 | Wireless temperature detection method for planetary bearing of gearbox of wind generating set |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204730956U (en) | A kind of bearing inner race real-time measurement device of temperatures | |
| CN104632199A (en) | Intelligent well underground data collecting system based on high-temperature single-chip microcomputer | |
| CN108387331B (en) | Method for testing real-time dynamic stress of disc type pull rod combined rotor | |
| CN108279124A (en) | Moving-coil detects bearing | |
| CN203606057U (en) | Engine idle pulley load dynamic measuring device | |
| CN104915711A (en) | Absolute angle counter | |
| CN210953404U (en) | High-power motor bearing electric erosion damage simulation device | |
| CN201532202U (en) | Fetch device of encoder | |
| CN203679294U (en) | Double-mandrel direct-connection precise rotating shaft | |
| CN202350947U (en) | Wireless temperature detection device applied to power equipment | |
| CN203962038U (en) | Data collecting system under coal mine | |
| CN202956210U (en) | Temperature sensor circuit structure based on single wire connection | |
| CN206242868U (en) | One kind is used for vehicle-mounted empty clear precise riveting sub-assembly | |
| CN203374267U (en) | High-temperature high-pressure miniaturization communication adaptive logger instrument | |
| CN204449843U (en) | A kind of roll wheel assembly | |
| CN107489800A (en) | A kind of Internet of Things intelligence hydraulic jacking tests | |
| CN207165894U (en) | A kind of conducting slip ring | |
| CN203796895U (en) | Worm gear combination slewing bearing | |
| CN204718555U (en) | Digital cable length measuring instrument | |
| CN205249427U (en) | Be applied to wireless angular transducer node of low -power consumption of tunnel structure monitoring | |
| CN206531564U (en) | A kind of loading amount detecting device for worm-type open-close machine | |
| CN204878358U (en) | New seal structure's hub bearing unit | |
| CN211063484U (en) | Rotary sealing device capable of realizing accurate control | |
| CN205175591U (en) | Rotatory steering tool rib testing arrangement | |
| CN207122499U (en) | A kind of robot crossed roller bearing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 Termination date: 20170716 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |