CN107514428A - The large size bearing of insertion-type thermocouple thermometric - Google Patents
The large size bearing of insertion-type thermocouple thermometric Download PDFInfo
- Publication number
- CN107514428A CN107514428A CN201710997542.4A CN201710997542A CN107514428A CN 107514428 A CN107514428 A CN 107514428A CN 201710997542 A CN201710997542 A CN 201710997542A CN 107514428 A CN107514428 A CN 107514428A
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- CN
- China
- Prior art keywords
- bearing
- type thermocouple
- outer ring
- screw
- large size
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C41/00—Other accessories, e.g. devices integrated in the bearing not relating to the bearing function as such
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses a kind of large size bearing of insertion-type thermocouple thermometric, including bearing inner race, bearing outer ring, cylindrical roller, retainer, it is characterized in that, the bearing inner race is inside the bearing outer ring, several described cylindrical rollers are provided between the bearing inner race and the bearing outer ring, it is equidistantly arranged in parallel between the cylindrical roller, the retainer is provided between the cylindrical roller, the outer surface of the bearing outer ring is provided with several screws, the screw is imported inside the bearing outer ring, insertion-type thermocouple is provided with the screw, the insertion-type thermocouple front end is provided with thermode, the thermode outer layer covers have coat of metal, the insertion-type thermocouple rear end is provided with electrical junction box, metal connecting tube is connected between the electrical junction box and the thermode.By the above-mentioned means, the present invention can carry out accurate temperature survey collection using insertion-type thermocouple to several sampled points of Bearing inner.
Description
Technical field
The present invention relates to field of bearings, more particularly to a kind of large size bearing of insertion-type thermocouple thermometric.
Background technology
Bearing is a kind of important spare part in contemporary plant equipment, and its major function is the mechanical rotary body of support, is reduced
Coefficient of friction in its motion process, and ensure its rotating accuracy, inner ring needs to follow rotating shaft together to bearing in the course of the work
High speed rotary motion is done, coefficient of friction is reduced by ball spheroid and included lubricating grease between inner ring and outer ring, is rubbed
Power is objective reality, and caused friction can continuous heat accumulation between the ball or rotating the needle and the Internal and external cycle of levels in bearing
Amount, when thermal accumlation to certain numerical value will cause the obvious high temperature of bearing itself generation, influence whether the use of bearing itself
Life-span, so seeming particularly significant to the monitoring temperature of bearing.
The content of the invention
The present invention solves the technical problem of a kind of large size bearing of insertion-type thermocouple thermometric is provided, can utilize
Insertion-type thermocouple carries out accurate temperature survey collection to several sampled points of Bearing inner.
In order to solve the above technical problems, one aspect of the present invention is：A kind of insertion-type thermocouple is provided to survey
The large size bearing of temperature, including bearing inner race, bearing outer ring, cylindrical roller, retainer, the bearing inner race is outside the bearing
Circle is internal, is provided with several described cylindrical rollers between the bearing inner race and the bearing outer ring, between the cylindrical roller
It is equidistantly arranged in parallel, the retainer is provided between the cylindrical roller, the outer surface of the bearing outer ring is provided with some
Individual screw, the screw are imported inside the bearing outer ring, and insertion-type thermocouple, the plug-in type thermoelectricity are provided with the screw
Even front end is provided with thermode, and the thermode outer layer covers have coat of metal, and the insertion-type thermocouple rear end is provided with electric
Terminal box, is connected with metal connecting tube between the electrical junction box and the thermode, the electrical junction box is connected to letter
Number amplifying circuit, the signal amplification circuit connect digital temperature acquisition chip, and the digital temperature acquisition chip is connected to list
Piece machine, the single-chip microcomputer are connected with charactron.
In a preferred embodiment of the present invention, the screw is at least provided with 4, equidistantly distributed between the screw,
Screw thread is detachably connected between the screw and the coat of metal.
In a preferred embodiment of the present invention, the insertion-type thermocouple is K-type thermocouple.
In a preferred embodiment of the present invention, the digital temperature acquisition chip internal be integrated with A/D change-over circuits and
Cold junction compensation circuit.
In a preferred embodiment of the present invention, the charactron uses common-anode.
The beneficial effects of the invention are as follows：The present invention enters the measurement of trip temperature using plug-in type K-type thermocouple to large size bearing
With monitoring, the insertion-type thermocouple of several equidistantly distributeds is provided with to the outer ring outer surface of bearing, thermocouple is in Industrial Measurement
There is extensive use, thermocouple temperature measurement scope is wide, and performance analogy is stable, measures precision height, thermocouple and measurand in temperature
Directly contact, do not influenceed by intermediate medium, thermal response time is fast, and thermocouple is flexible to temperature change repercussion, passes through thermocouple
Metering system can accurately measure and monitoring bearing temperature, ensure the normal operating conditions of bearing, improve making for bearing
Use the life-span.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other
Accompanying drawing, wherein：
Fig. 1 is the structural representation of the preferred embodiment of large size bearing one of insertion-type thermocouple thermometric of the present invention；
Fig. 2 is the electrical block diagram of the preferred embodiment of large size bearing one of insertion-type thermocouple thermometric of the present invention；
The mark of each part is as follows in accompanying drawing：1st, bearing inner race；2nd, bearing outer ring；3rd, cylindrical roller；4th, retainer；5th, screw；
6th, insertion-type thermocouple；7th, thermode；8th, coat of metal；9th, electrical junction box；10th, metal connecting tube；11st, signal amplification electricity
Road；12nd, digital temperature acquisition chip；13rd, single-chip microcomputer；14th, charactron.
Embodiment
The technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described implementation
Example is only the part of the embodiment of the present invention, rather than whole embodiments.It is common based on the embodiment in the present invention, this area
All other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the model that the present invention protects
Enclose.
Fig. 1 and Fig. 2 are referred to, the embodiment of the present invention includes：
A kind of large size bearing of insertion-type thermocouple thermometric, including bearing inner race 1, bearing outer ring 2, cylindrical roller 3, retainer 4,
The bearing inner race 1 is provided with several inside the bearing outer ring 2 between the bearing inner race 1 and the bearing outer ring 2
The cylindrical roller 3, it is equidistantly arranged in parallel between the cylindrical roller 3, the retainer is provided between the cylindrical roller 3
4, the outer surface of the bearing outer ring 2 is provided with several screws 5, and the screw 5 is imported inside the bearing outer ring 2, described
Insertion-type thermocouple 6 is provided with screw 5, the front end of insertion-type thermocouple 6 is provided with thermode 7, the outer layer covers of thermode 7
There is coat of metal 8, the rear end of insertion-type thermocouple 6 is provided with electrical junction box 9, the electrical junction box 9 and the thermoelectricity
Metal connecting tube 10 is connected between pole 7, the electrical junction box 9 is connected to signal amplification circuit 11, the signal amplification electricity
Road 11 connects digital temperature acquisition chip 12, and the digital temperature acquisition chip 12 is connected to single-chip microcomputer 13, the single-chip microcomputer 13
It is connected with charactron 14.
In addition, the screw 5 is at least provided with 4, equidistantly distributed between the screw 5, the screw 5 and the metal
Screw thread is detachably connected between protective layer 8.
In addition, the insertion-type thermocouple 6 is K-type thermocouple.
In addition, the digital temperature acquisition chip 11 has been internally integrated A/D change-over circuits and cold junction compensation circuit.
In addition, the charactron 14 uses common-anode.
The operation principle of the present invention is located inside bearing outer ring 2 for bearing inner race 1, between bearing inner race 1 and bearing outer ring 2
It is equidistantly arranged in parallel between cylindrical roller 3 provided with several cylindrical rollers 3, retainer 4 is provided between cylindrical roller 3.
The outer surface of bearing outer ring 2 is provided with several screws 5, and screw 5 equidistantly divides between screw 5 at least provided with 4
Cloth, screw 5 are imported inside bearing outer ring 2, and insertion-type thermocouple 6 is provided with screw 5, and insertion-type thermocouple 6 is K-type thermocouple,
It is a kind of temperature-sensitive component, temperature signal can be changed into electric potential signal.
The front end of insertion-type thermocouple 6 is provided with thermode 7, and the outer layer covers of thermode 7 have coat of metal 8, plug-in type thermoelectricity
Even 6 rear ends are provided with electrical junction box 9, and metal connecting tube 10, screw 5 and metal are connected between electrical junction box 9 and thermode 7
Screw thread is detachably connected between protective layer 8, and electrical junction box 9 is connected to signal amplification circuit 11, and signal amplification circuit 11 connects
Digital temperature acquisition chip 12, digital temperature acquisition chip 11 have been internally integrated A/D change-over circuits and cold junction compensation circuit, numeral
Temperature acquisition chip 12 is connected to single-chip microcomputer 13, and single-chip microcomputer 13 is connected with charactron 14, and charactron 14 uses common-anode, uses
In displays temperature numerical value.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright description is made, or directly or indirectly it is used in other related technology necks
Domain, it is included within the scope of the present invention.
Claims (5)
1. a kind of large size bearing of insertion-type thermocouple thermometric, including bearing inner race, bearing outer ring, cylindrical roller, retainer, its
It is characterised by, the bearing inner race is provided with inside the bearing outer ring between the bearing inner race and the bearing outer ring
Several described cylindrical rollers, it is equidistantly arranged in parallel between the cylindrical roller, the guarantor is provided between the cylindrical roller
Frame is held, the outer surface of the bearing outer ring is provided with several screws, and the screw is imported inside the bearing outer ring, the spiral shell
Insertion-type thermocouple is provided with hole, the insertion-type thermocouple front end is provided with thermode, and the thermode outer layer covers have metal
Protective layer, the insertion-type thermocouple rear end are provided with electrical junction box, connected between the electrical junction box and the thermode
There is metal connecting tube, the electrical junction box is connected to signal amplification circuit, and the signal amplification circuit connection digital temperature is adopted
Collect chip, the digital temperature acquisition chip is connected to single-chip microcomputer, and the single-chip microcomputer is connected with charactron.
2. the large size bearing of insertion-type thermocouple thermometric according to claim 1, it is characterised in that the screw is at least set
There are 4, equidistantly distributed between the screw, screw thread is detachably connected between the screw and the coat of metal.
3. the large size bearing of insertion-type thermocouple thermometric according to claim 1, it is characterised in that the plug-in type thermoelectricity
Even is K-type thermocouple.
4. the large size bearing of insertion-type thermocouple thermometric according to claim 1, it is characterised in that the digital temperature is adopted
Collection chip internal is integrated with A/D change-over circuits and cold junction compensation circuit.
5. the large size bearing of insertion-type thermocouple thermometric according to claim 1, it is characterised in that the charactron uses
Common-anode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710997542.4A CN107514428A (en) | 2017-10-24 | 2017-10-24 | The large size bearing of insertion-type thermocouple thermometric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710997542.4A CN107514428A (en) | 2017-10-24 | 2017-10-24 | The large size bearing of insertion-type thermocouple thermometric |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107514428A true CN107514428A (en) | 2017-12-26 |
Family
ID=60727542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710997542.4A Withdrawn CN107514428A (en) | 2017-10-24 | 2017-10-24 | The large size bearing of insertion-type thermocouple thermometric |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107514428A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112503096A (en) * | 2020-11-27 | 2021-03-16 | 中国航发四川燃气涡轮研究院 | Bearing and bearing outer ring integrated structure |
| CN113983075A (en) * | 2021-10-28 | 2022-01-28 | 燕山大学 | Temperature measurement intelligence bearing based on film thermocouple |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002206528A (en) * | 2000-11-06 | 2002-07-26 | Nsk Ltd | Rolling bearing with sensor |
| CN101427115A (en) * | 2006-04-20 | 2009-05-06 | 日本精工株式会社 | Bearing device and method of producing the same |
| CN101675343A (en) * | 2007-03-12 | 2010-03-17 | Skf公司 | The bearing unit that has sensor |
| CN103234650A (en) * | 2013-05-02 | 2013-08-07 | 大连交通大学 | Method for measuring axle box bearing instant temperature of bullet train bogie |
| CN204878379U (en) * | 2015-07-15 | 2015-12-16 | 铜陵天奇蓝天机械设备有限公司 | Bearing frame with thermometric component |
| CN106289557A (en) * | 2016-08-23 | 2017-01-04 | 太仓圣广仁自动化设备有限公司 | A kind of integration thermocouple |
| CN207406646U (en) * | 2017-10-24 | 2018-05-25 | 无锡民联汽车零部件有限公司 | The large size bearing of insertion-type thermocouple thermometric |
-
2017
- 2017-10-24 CN CN201710997542.4A patent/CN107514428A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002206528A (en) * | 2000-11-06 | 2002-07-26 | Nsk Ltd | Rolling bearing with sensor |
| CN101427115A (en) * | 2006-04-20 | 2009-05-06 | 日本精工株式会社 | Bearing device and method of producing the same |
| CN101675343A (en) * | 2007-03-12 | 2010-03-17 | Skf公司 | The bearing unit that has sensor |
| CN103234650A (en) * | 2013-05-02 | 2013-08-07 | 大连交通大学 | Method for measuring axle box bearing instant temperature of bullet train bogie |
| CN204878379U (en) * | 2015-07-15 | 2015-12-16 | 铜陵天奇蓝天机械设备有限公司 | Bearing frame with thermometric component |
| CN106289557A (en) * | 2016-08-23 | 2017-01-04 | 太仓圣广仁自动化设备有限公司 | A kind of integration thermocouple |
| CN207406646U (en) * | 2017-10-24 | 2018-05-25 | 无锡民联汽车零部件有限公司 | The large size bearing of insertion-type thermocouple thermometric |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112503096A (en) * | 2020-11-27 | 2021-03-16 | 中国航发四川燃气涡轮研究院 | Bearing and bearing outer ring integrated structure |
| CN113983075A (en) * | 2021-10-28 | 2022-01-28 | 燕山大学 | Temperature measurement intelligence bearing based on film thermocouple |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171226 |
|
| WW01 | Invention patent application withdrawn after publication |