CN207147653U - A kind of motor bearings temperature measurement structure and motor - Google Patents
A kind of motor bearings temperature measurement structure and motor Download PDFInfo
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- CN207147653U CN207147653U CN201721018290.8U CN201721018290U CN207147653U CN 207147653 U CN207147653 U CN 207147653U CN 201721018290 U CN201721018290 U CN 201721018290U CN 207147653 U CN207147653 U CN 207147653U
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- motor
- bearing
- motor case
- temperature measurement
- measurement structure
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Abstract
The utility model provides a kind of motor bearings temperature measurement structure, including motor case, it is installed on the bearing of motor case one end and the connector being fixed on motor case, wherein, the inner side of described motor case one end is provided with the thermometer hole for coming close to or in contact with the bearing, temperature probe is installed, the temperature probe is connected by lead with the connector in the thermometer hole.The utility model additionally provides a kind of motor provided with above-mentioned measuring temperature of bearing structure.The motor bearings temperature measurement structure not only solve thes problems, such as that external equipment is interfered during motor use, can also monitor the bearing temperature on motor case, and use that can be more effectively to bearing, life-span are guarded and protected.The motor can accurately be monitored to the bearing temperature on motor, and the use and life-span to bearing are more effectively protected.
Description
Technical field
It the utility model is related to a kind of motor bearings temperature measurement structure and motor.
Background technology
In the running of motor, user needs the temperature change of often detection bearing.The survey of traditional motor bearings
Warm method, generally by electric motor temp element on the bearing end cover on electric motor end cap, temperature element does not surpass apart from bearing outer ring
Cross at 10mm, although the structure is easy to manufacture to install, but during the use of motor, temperature element easily with it is outside zero
Part produces interference problem.Moreover, the structure is to detect the bearing temperature on electric motor end cap, and two bearings on real electrical machinery
In, closer to two thermal fields of stator and rotor, the bearing temperature on motor case is more higher for bearing on motor case, therefore,
The bearing temperature error that the structure measures is larger, does not reach the effect of accurate thermometric, and then influences the service life protection of bearing.
Utility model content
The utility model is intended at least solve one of the above-mentioned problems of the prior art to a certain extent, is this this reality
It is to provide a kind of new motor measuring temperature of bearing structure with first new purpose；The motor bearings temperature measurement structure is not only
External equipment is interfered during solve thing problems, such as motor use, can also monitor the bearing temperature on motor case, energy
Use, life-span enough more effectively to bearing are guarded and protected.
The motor bearings temperature measurement structure provided according to the utility model embodiment, including motor case, are installed on motor machine
The bearing of shell one end and the connector being fixed on motor case, wherein, the inner side of described motor case one end is provided with close
Or the thermometer hole of the contact bearing, temperature probe is installed in the thermometer hole, the temperature probe by lead with it is described
Connector connects.
According to one embodiment of the present utility model, described motor case one end is provided with the bearing chamber for installing the bearing.
According to one embodiment of the present utility model, the bearing chamber is to be horizontal through the outer of described motor case one end
The shoulder hole that side to inner side and diameter successively decrease successively.
According to one embodiment of the present utility model, formed with a hole for positioning bearing one end in the shoulder hole
Shoulder, the other end of the bearing, which is provided with one and is fixed in the shoulder hole, is used for the back-up ring for positioning the bearing other end.
According to one embodiment of the present utility model, the inner side of described motor case one end is distributed in the axle provided with some
The reinforcement around room is held, the thermometer hole is on the reinforcement.
According to one embodiment of the present utility model, the thermometric hole horizontal is located on the reinforcement.
According to one embodiment of the present utility model, the connector is located at the other end of the motor case.
According to one embodiment of the present utility model, in addition to the stator core being installed in motor case and be fixed on it is fixed
The line bag at sub- iron core both ends, and the threading hole on motor case and by the connector, the lead pass through fixed
The temperature probe is connected by sub- iron core with threading hole with connector.
According to one embodiment of the present utility model, the lead is exposed to the part colligation at the both ends of the stator core
Wrapped in the line.
Second purpose of the present utility model is to provide a kind of motor, and the motor can be carried out to the bearing temperature on motor
Accurate monitoring, use and life-span to bearing are more effectively protected.
According to a kind of motor provided by the utility model, the motor bearings that the motor is provided with described in any of the above item is surveyed
Warm structure.
The motor bearings temperature measurement structure provided according to the utility model embodiment, by the way that the temperature probe for monitoring bearing is set
It is placed in motor case, monitors the temperature of motor case upper bearing (metal) so that the motor bearings temperature measurement structure not only efficiently solves
The problem of external equipment is interfered during motor use, the bearing temperature on motor case can also be monitored, can be more effective
Use, life-span to bearing are guarded and protected.
Brief description of the drawings
Fig. 1 is the overall structure figure of the motor bearings temperature measurement structure provided by the utility model.
Fig. 2 is the outlet arrangement figure of the motor bearings temperature measurement structure provided by the utility model.
Fig. 3 is the motor case partial perspective view of the motor bearings temperature measurement structure provided by the utility model.
Wherein, 1 motor case, 2 bearings, 3 back-up rings, 4 thermometer holes, 5 temperature probes, 6 bearing chambers, 7 hole shoulders, 8 leads, 9 is fixed
Sub- iron core, 10 line bags, 11 temperature sensors, 12 reinforcements, 13 connectors, 14 threading holes.
Embodiment
In order that technical problem, technical scheme and beneficial effect that the utility model solves are more clearly understood, below
With reference to drawings and Examples, the utility model is further elaborated.It should be appreciated that specific implementation described herein
Example only to explain the utility model, is not used to limit the utility model.
The motor bearings temperature measurement structure of the utility model embodiment offer is specifically described below with reference to Fig. 1-3 and provided with this
The motor of measuring temperature of bearing structure.
Such as Fig. 1-3, the motor bearings temperature measurement structure provided according to the utility model embodiment, including motor case 1, installation
Bearing 2 and the connector 13 that is fixed on motor case 1 in the one end of motor case 1, wherein, described one end of motor case 1
Inner side be provided with and come close to or in contact with the thermometer hole 4 of the bearing 2, temperature probe 5, the thermometric are installed in the thermometer hole 4
Probe 5 is connected by lead 8 with the connector 13.Herein, motor case 1 is typically set to one end closing, and the other end is complete
Unlimited is columnar structured, and its one end closed is provided with the bearing hole or bearing chamber 6 of installation bearing 2；Completely unlimited one end peace
Equipped with end cap.Whole motor is provided with two bearings 2, and one of bearing 2 is fixed on motor case 1 axle of the one end closed
In bearing bore or bearing chamber 6, another bearing 2 is fixed on electric motor end cap, the axle on the bearing 2 and end cap of the one end of motor case 1
Hold and be coaxially disposed, rotor and bearing are linked together by rotating shaft so that rotor can be in the transfer of stator core 9
It is dynamic.Because the bearing 2 being installed on motor case 1 is closer to rotor and stator core 9, selection monitoring peace
Life-span of the temperature loaded on the bearing 2 of one end on motor case 1 advantageously during to the use of bearing 2 is guarded and protected
Shield.Thermometer hole 4 can be communicated or approached with the bearing hole of installation bearing and communicate so that the thermometric being installed in thermometer hole 4 is visited
First 5 are more nearly bearing 2, and the bearing temperature measured is more nearly the actual temperature of bearing 2, and the size and shape of thermometer hole 4 can
Determined with the thickness and size of the size of the bearing 2 according to motor and motor case 1, but need to ensure that lower temperature probe can be accommodated
5, temperature probe 5 can directly go deep into thermometer hole 4.Ordinary circumstance, temperature probe 5 also include a temperature sensor, work as survey
Temperature probe feeds back to temperature sensor when detecting the temperature change of bearing, outside is shown or the instrument of record temperature change value connects
Receive the temperature change of temperature sensor feedback；Temperature sensor can be connected to the end of temperature probe 5, temperature probe 5
Front end is goed deep into thermometer hole 4, and the end of temperature probe 5 is connected to temperature sensor and causes temperature sensor section to be located at thermometer hole
In 4, partly outside thermometer hole；Temperature sensor is connected with connector 13 by lead 8 again, connector 13 is typically and temperature
Instrument is read in change or equipment connects, and realizes the monitoring of whole bearing temperature.Connector 13 can be arranged on the table of motor case 1
Face, in order to the connection with external equipment.
According to one embodiment of the present utility model, described one end of motor case 1 is provided with the bearing chamber for installing the bearing 2
6.The setting of bearing chamber 6, the installation and removal of bearing can be facilitated, the setting of thermometer hole 4 can also be easy to so that thermometer hole 4
Directly communicated with bearing chamber 6 or close to communicating, the bearing temperature that temperature probe 5 monitors is more accurate；On the other hand, reduce
The maintenance cost in whole motor later stage.
According to one embodiment of the present utility model, the bearing chamber 6 is to be horizontal through described one end of motor case 1
The shoulder hole that outside to inner side and diameter successively decrease successively.Bearing chamber 6 is arranged to horizontal through described one end of motor case 1
The shoulder hole that outside to inner side and diameter successively decrease successively, bearing 2 directly can be installed from the outside of motor case 1, be installed in place
The inner side outer ring of bearing 2 is automatically positioned afterwards, can be positioned on the outside of bearing by a back-up ring 3 or other positioners,
So that it is easier for installation quick, while be more prone to position bearing 2.Herein, each rank of the shoulder hole of bearing chamber 6
The diameter of ladder need to determine according to the model of the bearing 2 selected by motor, need to meet the normal mounting of bearing 2 and be positioned to
Ask；Ordinary circumstance, in order to reach the purpose of positioning bearing 2, shoulder hole, which comprises at least, a ladder, i.e. at least two diameters
Different holes are formed by connecting, for the ease of bearing 2 can be mounted directly outside motor case 1, form shoulder hole each hole it is straight
Footpath is sequentially reduced from the outside of motor case 1 to inner side.
According to one embodiment of the present utility model, formed with a hole for positioning the one end of bearing 2 in the shoulder hole
Shoulder 7, the other end of the bearing 2, which is provided with one and is fixed in the shoulder hole, is used for the back-up ring 3 for positioning the other end of bearing 2.
When bearing 2 is installed directly into shoulder hole by the outside of motor case 1, hole shoulder 7 directly can be located at motor case to bearing 2
The outer ring of 1 inner side is positioned, it is not necessary to which special positioner positions again to bearing 2 so that the installation of bearing is more
It is convenient；The cost of back-up ring 3 is relatively low, simple in construction, and bearing 2 is located at back-up ring 3 and positioned close to the outside of motor case 1,
It is more convenient, while reduce cost, add the competitiveness of whole motor.Wherein, the height of hole shoulder 7 can be according to bearing 2
Outer ring thickness specifically determine that the selection of back-up ring 3 is mutually matched with bearing 2.
According to one embodiment of the present utility model, the inner side of described one end of motor case 1 is provided with described in some be distributed in
Reinforcement 12 around bearing chamber 6, the thermometer hole 4 is on the reinforcement 12.The setting of reinforcement 12 can strengthen axle
The intensity of room 6 is held, to meet the structural strength of whole motor.Herein, the depth of bearing chamber 6 is generally higher than motor case 1
Thickness, thus its at least one end be the one end for protruding from motor case 1 inner side or end face outside, described in the present embodiment
Situation protrude from the inner side end of described one end of motor case 1 for the inner side end of bearing chamber 6, now, some reinforcements 12 can
To be distributed in using the center of bearing chamber 6 as symmetrical centre circumference array on the end face of the inner side of motor case 1, and the one of reinforcement 12
The outside side wall that end is connected to bearing chamber 6 extends to the circumferential surrounding of motor case 1.
According to one embodiment of the present utility model, the thermometer hole 4 is horizontal to be located on the reinforcement 12.Due to adding
The thickness and intensity of strengthening tendons 12 are all higher than any position on motor case 1, so the level of thermometer hole 4 is located at reinforcement 12
On, it can prevent from damaging the intensity of motor case 1, be easy to fabricate.
According to one embodiment of the present utility model, the connector 13 is located at the other end of the motor case 1.It will connect
Plug-in unit 13 is located at the other end of motor case 1, can arrange that lead 8 can be directly through motor case in order to the outlet of lead 8
1 inner side connection connector 13.Specifically, connector 13 can be arranged on motor case 1 equipped with end cap one end surface or
On person's end cap, in the present embodiment by connector 13 on the surface of the one end of motor case 1 equipped with end cap, by screw or
Connector is fixed on the surface of motor case 1 by other connected modes, facilitates the data acquisition of whole temperature measurement structure or reads dress
Put the connection with the grade data acquisition device of temperature probe 4.
According to one embodiment of the present utility model, in addition to the stator core 9 being installed in motor case 1 and it is fixed on
The line bag 10 at the both ends of stator core 9, and on motor case 1 and positioned at the threading hole 14 on the side of connector 13, it is described
Stator core 9 is fixed in motor case 1, and the periphery of stator core 9 is close to the inwall of motor case 1, and the lead 8 passes through
The temperature probe 5 is connected by stator core 9 with threading hole 14 with connector 13.Herein, threading hole 14 can be arranged on solid
Determine the upper of the motor case 1 of connector 13 and penetrate in motor case 1.The setting of threading hole 14, electricity can be passed in order to lead 8
Machine casing 1 is connected with connector 13；Lead 8 is directly arranged on motor stator core 9 and line bag 10 and is connected with connector 13,
The space of motor in itself can reasonably be utilized so that the structure of motor is compacter clean and tidy, it is no longer necessary to sets special wiring
Structure, the processing technology of motor is reduced, save cost.
According to one embodiment of the present utility model, the part that the lead 8 is exposed to the both ends of the stator core 9 is tied up
It is tied on the line bag 10.To prevent the lead 8 for being exposed to the both ends of stator core 9 from disturbing machine shaft and the normal of rotor to turn
It is dynamic, situations such as producing card line.
Second purpose of the present utility model is to provide a kind of motor, and the motor can be carried out to the bearing temperature on motor
Accurate monitoring, use and life-span to bearing 2 are more effectively protected.
According to a kind of motor provided by the utility model, the motor bearings that the motor is provided with described in any of the above item is surveyed
Warm structure.
The motor bearings temperature measurement structure provided according to the utility model embodiment, by the way that the thermometric for monitoring bearing temperature is visited
First 5 are arranged in motor case 1, monitor the temperature of the upper bearing (metal) 2 of motor case 1 so that the motor bearings temperature measurement structure does not only have
External equipment is interfered during effect solves the problems, such as motor use, can also monitor the bearing temperature on motor case 1, can
Use, life-span more effectively to bearing 2 are guarded and protected.
In description of the present utility model, it is to be understood that term " on ", " under ", " one end ", " centre ", " circumference "
Orientation or position relationship Deng instruction are based on orientation shown in the drawings or position relationship, are for only for ease of and describe this practicality newly
Type and simplifying describes, rather than instruction or implies that signified device or element must have specific orientation, with specific orientation
Construction and operation, therefore it is not intended that to limitation of the present utility model.
In addition, term " first ", " another " are only used for describing purpose, and it is not intended that indicating or implying relatively important
Property or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Person implicitly includes at least one this feature.In description of the present utility model, " multiple ", " some " are meant that at least two
It is individual, such as two, three etc., unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect or can communicate each other；Can be joined directly together, the indirect phase of intermediary can also be passed through
Even, can be two element internals connection or two elements interaction relationship, limited unless otherwise clear and definite.For this
For the those of ordinary skill in field, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
In the description of this specification, the description of reference term " one embodiment ", " example " etc., which means to combine, is somebody's turn to do
Embodiment or specific features, structure, material or the feature of example description are contained at least one embodiment of the present utility model
Or in example.In this manual, identical embodiment or example are necessarily directed to the schematic representation of above-mentioned term.
Moreover, specific features, structure, material or the feature of description can be in any one or more embodiments or example with suitable
Mode combines.In addition, in the case of not conflicting, those skilled in the art can be by the difference described in this specification
Embodiment or example and the feature of different embodiments or example are combined and combined.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in the scope of the utility model
It is interior above-described embodiment to be changed, changed, replaced and modification.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
- A kind of 1. motor bearings temperature measurement structure, it is characterised in that including motor case, be installed on the bearing of motor case one end with And the connector being fixed on motor case, wherein, the inner side of described motor case one end, which is provided with, comes close to or in contact with the bearing Thermometer hole, temperature probe is installed in the thermometer hole, the temperature probe is connected by lead with the connector.
- 2. a kind of motor bearings temperature measurement structure according to claim 1, it is characterised in that described motor case one end is provided with The bearing chamber of the bearing is installed.
- 3. a kind of motor bearings temperature measurement structure according to claim 2, it is characterised in that the bearing chamber runs through for level In the shoulder hole that outside to the inner side of described motor case one end and diameter successively decrease successively.
- 4. a kind of motor bearings temperature measurement structure according to claim 3, it is characterised in that formed with one in the shoulder hole For positioning the hole shoulder of bearing one end, the other end of the bearing is fixed in the shoulder hole provided with one to be used to position the axle The back-up ring of the other end held.
- A kind of 5. motor bearings temperature measurement structure according to claim 4, it is characterised in that described motor case one end it is interior Side is provided with some reinforcements being distributed in around the bearing chamber, and the thermometer hole is on the reinforcement.
- 6. a kind of motor bearings temperature measurement structure according to claim 5, it is characterised in that the thermometric hole horizontal is located at On the reinforcement.
- 7. a kind of motor bearings temperature measurement structure according to claim 1, it is characterised in that the connector is located at the electricity The other end of machine casing.
- 8. a kind of motor bearings temperature measurement structure according to claim 7, it is characterised in that also include being installed on motor case Interior stator core and the line bag for being fixed on stator core both ends, and on motor case and by the connector The temperature probe is connected by threading hole, the lead through stator core with threading hole with connector.
- 9. a kind of motor bearings temperature measurement structure according to claim 8, it is characterised in that the lead is exposed to described fixed The part colligation at the both ends of sub- iron core is wrapped in the line.
- 10. a kind of motor, it is characterised in that the motor is provided with the motor bearings thermometric described in claim any one of 1-9 Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721018290.8U CN207147653U (en) | 2017-08-15 | 2017-08-15 | A kind of motor bearings temperature measurement structure and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721018290.8U CN207147653U (en) | 2017-08-15 | 2017-08-15 | A kind of motor bearings temperature measurement structure and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207147653U true CN207147653U (en) | 2018-03-27 |
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ID=61665560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721018290.8U Active CN207147653U (en) | 2017-08-15 | 2017-08-15 | A kind of motor bearings temperature measurement structure and motor |
Country Status (1)
| Country | Link |
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| CN (1) | CN207147653U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112803663A (en) * | 2021-03-03 | 2021-05-14 | 郑州轻工业大学 | Explosion-proof heavy vibration motor |
| CN113847999A (en) * | 2021-09-08 | 2021-12-28 | 绍兴智新机电科技有限公司 | Method for detecting temperature of built-in bearing of equipment and driving device with bearing |
-
2017
- 2017-08-15 CN CN201721018290.8U patent/CN207147653U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112803663A (en) * | 2021-03-03 | 2021-05-14 | 郑州轻工业大学 | Explosion-proof heavy vibration motor |
| CN113847999A (en) * | 2021-09-08 | 2021-12-28 | 绍兴智新机电科技有限公司 | Method for detecting temperature of built-in bearing of equipment and driving device with bearing |
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