CN107642546A - Rolling bearing guard method, protection device and the bearing block using the protection device - Google Patents
Rolling bearing guard method, protection device and the bearing block using the protection device Download PDFInfo
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- CN107642546A CN107642546A CN201711078706.XA CN201711078706A CN107642546A CN 107642546 A CN107642546 A CN 107642546A CN 201711078706 A CN201711078706 A CN 201711078706A CN 107642546 A CN107642546 A CN 107642546A
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- temperature control
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Abstract
Rolling bearing guard method, specific steps include：Step 1: the temperature T1 of bearing outer ring is gathered using the first temperature sensor；Step 2: the temperature T2 of bearing inner race is gathered using second temperature sensor；Step 3: bearing outer ring is heated or cooled down using the temperature control oil of the circumferencial direction flowing along bearing outer ring, T1 is set to tend to T2；Step 4: circulation carries out step 1 to step 3.The present invention provides a kind of rolling bearing guard method; a kind of protection device based on the bearing guard method and the bearing block using the protection device are provided simultaneously; by being controlled to bearing outer ring temperature; make the temperature of bearing inner race and outer ring equal; and then make bearing inner race identical with the dilation of outer ring; ensure that bearing end-play size is stable, so as to protect bearing.
Description
Technical field
The present invention relates to a kind of bearing protection device, specifically rolling bearing guard method, protection device and use
The bearing block of the protection device.
Background technology
Internal and external cycle caloric value and heat dissipation capacity difference result in Internal and external cycle degrees of expansion difference to rolling bearing in the course of the work,
Wherein inner ring expansion is the most serious, and roller takes second place, and outer ring is minimum, and this end-play that can result in rolling bearing diminishes, and increases
Bearing friction.Under the operating mode of underloading low speed, the bearing internal external circle temperature difference causes work longevity of the bearing working changed play to bearing
Life influences little；But under high-speed overload operating mode, the rolling bearing Internal and external cycle temperature difference not only shadow especially under high DN values operating mode
The rotating accuracy of acoustic system, and the temperature difference can be caused to aggravate, the service life of bearing is had a strong impact on, now only passes through common profit
Sliding cool-down method can not solve the problems, such as that Internal and external cycle temperature is inconsistent.
The content of the invention
In order to solve deficiency of the prior art, the present invention provides a kind of rolling bearing guard method, while provides one kind
Protection device based on the bearing guard method and the bearing block using the protection device, by being carried out to bearing outer ring temperature
Control, makes the temperature of bearing inner race and outer ring equal, and then makes bearing inner race identical with the dilation of outer ring, ensures bearing radially
Clearance size is stable, so as to protect bearing.
To achieve these goals, the concrete scheme that uses of the present invention for：
Rolling bearing guard method, specific steps include：
Step 1: the temperature T1 of bearing outer ring is gathered using the first temperature sensor；
Step 2: the temperature T2 of bearing inner race is gathered using second temperature sensor；
Step 3: bearing outer ring is heated or cooled down using the temperature control oil of the circumferencial direction flowing along bearing outer ring, make
T1 tends to T2；
Step 4: circulation carries out step 1 to step 3.
In the step 4, the temperature of temperature control oil is adjusted after circulating each time, if T1>T2, then to temperature control oil
Cooled down, if T1<T2, then temperature control oil is heated.
Rolling bearing protection device, including collecting mechanism, temperature control mechanism and thermoregulative mechanism；
The collecting mechanism includes being used to detect the first temperature sensor of the temperature of bearing outer ring and for detecting bearing inner race
Temperature second temperature sensor；
The temperature control mechanism includes being arranged on the temperature control oil circuit of bearing outer ring circumference, and being flowed in temperature control oil circuit has temperature control oily；
The thermoregulative mechanism includes temperature control oil fuel tank, temperature adjustment device, hydraulic pump and the check valve set gradually, wherein temperature control
Fuel tank is connected with the temperature control oil circuit, and in the presence of hydraulic pump, then temperature control oil flows out successively from temperature control oil fuel tank
Flowed into after temperature adjustment device, hydraulic pump and check valve in temperature control oil circuit and bearing outer ring is heated or cooled down, so
Pass back into again afterwards in temperature control oil fuel tank.
The temperature control oil circuit includes some annular oil grooves for being arranged on bearing outer ring circumference, some annular oil groove edges
The axial direction of bearing outer ring is uniformly distributed, and the open end of annular oil groove is fitted on bearing outer ring.
Also include computer, first temperature sensor, the second temperature sensor, the temperature adjustment device and
The hydraulic pump is with calculating mechatronics.
Bearing block, including the setting up and down top cover for being used to clamp bearing and base and it is separately positioned on bearing both sides
Two sealing mechanisms, sealing mechanism include the seal disc and side cover being set up in parallel, and bearing block also includes lubricating arrangement and protection fills
Put；
The lubricating arrangement includes oil circuit and circulation oil supply mechanism；Oil circuit includes the lubrication for being sequentially communicated setting
Oily input channel, bearing block inner chamber, oil sump and lubricating oil output channel, wherein oil inlet channel are opened on side cover, axle
Bearing inner chamber is enclosed by bearing, seal disc and side cover and formed, and oil sump is enclosed by side cover and base and formed, and lubricating oil output channel is opened
It is located on base；Circulation oil supply mechanism includes being used to connect the lubricating oil that oil inlet channel connects with lubricating oil output channel
Fuel tank；
The protection device includes collecting mechanism, temperature control mechanism and thermoregulative mechanism；Collecting mechanism includes being used to detect bearing outer ring
First temperature sensor of temperature and the second temperature sensor for detecting bearing inner race temperature；Temperature control mechanism includes being arranged on
The temperature control oil circuit of bearing outer ring circumference, being flowed in temperature control oil circuit has temperature control oily；Thermoregulative mechanism includes the temperature control set gradually
Fuel tank, temperature adjustment device, hydraulic pump and check valve, wherein temperature control oil fuel tank are connected with the temperature control oil circuit, in hydraulic pressure
In the presence of pump, after temperature control oil is flowed out then in turn through temperature adjustment device, hydraulic pump and check valve from temperature control oil fuel tank
Flow into temperature control oil circuit and bearing outer ring is heated or cooled down, then pass back into again in temperature control oil fuel tank.
The temperature control oil circuit includes temperature control oil input channel, temperature control oil duct and the temperature control oil output channel being sequentially communicated；
The temperature control oil input channel is opened on the top cover；
The temperature control oil duct includes two ring-type oil ducts being set up in parallel, and ring-type oil duct is opened in top cover and base respectively by two
Semicircular oil duct composition on inwall, the upper end of two ring-type oil ducts is connected by the upper axial connectivity slot being opened on top cover
Logical, upper axial connectivity slot is connected with the temperature control oil input channel, and the temperature control oil output channel includes being opened on base
Lower axial connectivity slot and the first radial passage for being opened in base, the lower end of two ring-type oil ducts passes through lower axial connectivity slot
It is connected, the first radial passage penetrates the side wall of base.
The axial direction for being used to connect two oil sumps that the lubricating oil output channel includes being opened in the base leads to
Road, vertical channel is further opened with base, vertical channel is connected with the middle part of axial passage, and second is further opened with base
Radial passage, the second radial passage connect with the middle part of vertical channel and penetrate the side wall of base.
The Lubricating oil tank includes the inflow end that is connected with the lubricating oil output channel and defeated with the lubricating oil
Enter the outflow end that passage is connected, the second temperature sensor is arranged on the inflow end of Lubricating oil tank, and outflow end leads to successively
Cross filter, hydraulic pump and check valve with the lubricating oil flow channel to be connected, also connection is set between filter and hydraulic pump
It is equipped with overflow valve.
Overflow valve is also provided with and communicated between the temperature adjustment device and the hydraulic pump；Biography is offered on the base
Sensor mounting hole, one end of sensor mounting hole are bonded the bearing inner race, and first temperature sensor is arranged on sensor
In mounting hole.
Beneficial effect：
1st, rolling bearing guard method provided by the invention detects the temperature of bearing inner race and outer ring in real time in bearing working,
And bearing outer ring is heated or cooled down according to testing result, so that the temperature of bearing outer ring and the temperature of bearing inner race
It is consistent and possesses identical dilation, avoids the end-play of bearing from reducing and rub increase；
2nd, rolling bearing protection device provided by the invention, temperature control oil circuit is increased by the circumferencial direction in bearing outer ring, passed through
Temperature control oil realizes the control to bearing outer ring temperature along bearing outer ring flowing, and temperature control effect is good, and does not increase extras, no
Work that can be to bearing has an impact；
3rd, oil sump is enclosed out between the base of bearing block provided by the invention, side cover and bearing block, can be to occurring in bearing block
The lubricating oil of fluctuation enters row buffering, avoids that sealing structure is caused to bear, and can also avoid bearing block internal lubrication oil is excessive from making
It is too high into temperature；
4th, detected by the temperature of the lubricating oil to being exported from bearing block, approximation obtains the temperature of bearing inner race, structure letter
List and error is small.
Brief description of the drawings
Fig. 1 is bearing block overall structure radial cross-section；
Fig. 2 is the concrete structure schematic diagram of temperature control oil output channel and lubricating oil output channel；
Fig. 3 is bearing block overall structure axial sectional view one；
Fig. 4 is bearing block overall structure axial sectional view two；
Fig. 5 is circulation oil supply mechanism and thermoregulative mechanism schematic diagram.
Reference：1st, temperature control oil input channel, 2, upper axial connectivity slot, 3, ring-type oil duct, 4, oil inlet channel,
5th, bearing outer ring, 6, bearing roller, 7, bearing inner race, 8, temperature control oil output channel, 801, lower axial connectivity slot, the 802, first footpath
To passage, 9, lubricating oil output channel, 901, axial passage, the 902, second radial passage, 903, vertical channel, 10, sealing ring,
11st, top cover, 12, seal disc, 13, side cover, 14, pressure relief opening, 15, annular boss, 16, liquid level gauge flow channel, 17, liquid level gauge stream
Go out passage, 18, oil sump, 19, Lubricating oil tank, 20, overflow valve, 21, hydraulic pump, 22, check valve, 23, temperature adjustment device,
24th, temperature control oil fuel tank, 25, flow divider, 26, second temperature sensor, 27, filter, 28, sensor mounting hole, 29, base.
Embodiment
Embodiments of the present invention are illustrated below according to accompanying drawing.
Rolling bearing guard method, specific steps include：
Step 1: the temperature T1 of bearing outer ring is gathered using the first temperature sensor；
Step 2: the temperature T2 of bearing inner race is gathered using second temperature sensor；
Step 3: bearing outer ring is heated or cooled down using the temperature control oil of the circumferencial direction flowing along bearing outer ring, make
T1 tends to T2；
Step 4: circulation carries out step 1 to step 3, the temperature of temperature control oil is adjusted after circulating each time, if T1>
T2, then temperature control oil is cooled down, if T1<T2, then temperature control oil is heated.
As shown in Fig. 1 to 5, rolling bearing protection device, including collecting mechanism, temperature control mechanism, thermoregulative mechanism and computer.
Collecting mechanism includes the first temperature sensor for being used to detect the temperature of bearing outer ring 5 and the temperature for detecting bearing inner race 7
Second temperature sensor 26, the first temperature sensor, second temperature sensor 26, temperature adjustment device 23 and hydraulic pump 21 are equal
With calculating mechatronics.Temperature control mechanism includes being arranged on the temperature control oil circuit of the circumference of bearing outer ring 5, and being flowed in temperature control oil circuit has
Temperature control oil, temperature control oil circuit include some annular oil grooves for being arranged on the circumference of bearing outer ring 5, and some annular oil grooves are along bearing
The axial direction of outer ring 5 is uniformly distributed, and the open end of annular oil groove is fitted on bearing outer ring 5.Thermoregulative mechanism includes setting gradually
Temperature control oil fuel tank 24, temperature adjustment device 23, hydraulic pump 21 and check valve 22, wherein temperature control oil fuel tank 24 and temperature control oil circuit phase
Connection.
During bearing working, by the first temperature sensor and second temperature sensor 26 respectively in bearing outer ring 5 and bearing
The temperature of circle 7 is detected, and is transferred to after the analog signal detected then is converted into data signal by A/D conversion equipments
Computer, computer judges the relation between the temperature T1 of bearing outer ring 5 and the temperature T2 of bearing inner race 7, if T1>T2, then need
Temperature control oil is cooled down, if T1<T2, then need to heat temperature control oil, and calculate T1 and T2 difference T=| T1-T2
|, then generation heating or cooling instruction, and heating or cooling instruction and difference T are transferred to temperature adjustment device 23.
Afterwards in the presence of hydraulic pump 21, temperature control oil flows out from temperature control oil fuel tank 24, temperature adjustment device 23 is first passed around, by temperature
Degree adjusting apparatus 23 adjusts the temperature of temperature control oil to T2, and temperature control oil stream flows into temperature control after hydraulic pump 21 and check valve 22 afterwards
Bearing outer ring 5 is heated or cooled down in oil circuit, is finally passed back into again in temperature control oil fuel tank 24.
Under normal circumstances, the temperature of bearing inner race 7 is higher than the temperature of bearing outer ring 5, i.e. T1 during bearing working<T2, cause
The degrees of expansion of bearing inner race 7 is more than the degrees of expansion of bearing outer ring 5, and then causes the end-play of bearing to reduce, and friction increases
Greatly, under the operating mode of underloading low speed, the bearing internal external circle temperature difference causes bearing end-play change to influence the working life of bearing
Less, but under high-speed overload operating mode, especially the rolling bearing Internal and external cycle temperature difference not only influences system under high DN values operating mode
Rotating accuracy, and the temperature difference can be caused to aggravate, have a strong impact on the service life of bearing.By being heated to bearing outer ring 5,
The degrees of expansion and the degrees of expansion of bearing inner race 7 for making bearing outer ring 5 are consistent, so as to eliminate the change of bearing end-play
Change, the additional friction brought by end-play change reduces, and is effectively protected bearing, extends the service life of bearing.
With the increase of end-play, friction reduces, and the temperature of bearing inner race 7 reduces, now if outside still to bearing
Circle 5 is heated, and can cause that the end-play of bearing is excessive, rotating accuracy of bearing reduces, now by temperature control oil to bearing
Outer ring 5 is cooled down, and bearing end-play is maintained at an optimal section, so as to protect bearing.To temperature control oil heating or
Person's cooling is determined by the temperature of bearing outer ring 5 and bearing inner race 7, and is handled by computer, efficiency high, and precision is good.
Bearing block, including the setting up and down top cover 11 for being used to clamp bearing and base 29 and it is separately positioned on bearing two
Two sealing mechanisms of side, sealing mechanism includes the seal disc 12 and side cover 13 being set up in parallel, wherein in seal disc 12 and bearing
The fitting of circle 7, side cover 13 are fitted with top cover 11 and base 29, and several annular boss 15 are connected with seal disc 12,
Several annular recess to match with annular boss 15 are offered on side cover 13, annular boss 15 cooperatively forms with annular recess
Labyrinth sealing.Sealing ring 10 is provided between side cover 13 and nail lid 11 and base 29, because bearing side cover 13 at work
Do not rotate, therefore only need to be sealed by sealing ring 10.
Bearing block also includes lubricating arrangement and protection device, and wherein lubricating arrangement is used to continue to provide lubricating oil to bearing,
Protection device is used to protect bearing by controlling the temperature of bearing outer ring 5.
Lubricating arrangement includes oil circuit and circulation oil supply mechanism.Oil circuit includes the lubrication for being sequentially communicated setting
Oily input channel 4, bearing block inner chamber, oil sump 18 and lubricating oil output channel 9.Oil inlet channel 4 is opened on side cover 13
And extending radially inwardly along side cover 13.Bearing block inner chamber is enclosed and formed by bearing, seal disc 12 and side cover 13.In side cover 13
Bottom opens up fluted, groove formation oil sump 18 when side cover 13 fits with base 29.Lubricating oil output channel 9 includes being opened in
The axial passage 901 for being used to connect two oil sumps 18 in base 29, is further opened with vertical channel 903, vertically in base 29
Passage 903 is connected with the middle part of axial passage 901, and the second radial passage 902, the second radial passage are further opened with base 29
902 connect with the middle part of vertical channel 903 and penetrate the side wall of base 29.Circulation oil supply mechanism includes defeated for connecting lubricating oil
Enter the Lubricating oil tank 19 that passage 4 connects with lubricating oil output channel 9, Lubricating oil tank 19 includes and lubricating oil output channel 9
The inflow end being connected and the outflow end being connected with oil inlet channel 4, second temperature sensor 26 are arranged on lubricating oil
The inflow end of fuel tank 19, outflow end pass sequentially through filter 27, hydraulic pump 21 and check valve 22 and are connected with lubricating oil flow channel
It is logical, overflow valve 20 is also provided with and communicated between filter 27 and hydraulic pump 21.During bearing working, in the presence of hydraulic pump 21,
Lubricating oil passes sequentially through is divided into two strands after filter 27, hydraulic pump 21 and check valve 22 by a flow divider 25, two strands of lubricating oil
Flowed into respectively from the oil inlet channel 4 being opened on two side covers 13 in bearing block inner chamber, and spray to bearing roller 6, it is right
Bearing is lubricated, and under the stirring of centrifugal action and bearing roller 6, the lubricating oil for completing lubrication sputters out of bearing,
And drop downward under gravity in oil sump 18, the supply that oil sump 18 can absorb lubricating oil occurs caused by fluctuation
Excessive lubricating oil, avoids causing sealing structure excessive pressure and bearing block over-heat inside, and is exported and led to by lubricating oil
Road 9 is passed back into Lubricating oil tank 19.
Because the temperature of bearing inner race 7 is difficult direct measurement, second temperature sensor 26 is arranged on Lubricating Oil
The inflow end of case 19, detected by the temperature of the lubricating oil to outflow and obtain the temperature of bearing inner race 7, structure letter come approximate
List, measurement are convenient, and application condition is small.
Liquid level gauge flow channel 16 and liquid level gauge flow pass 17 are further opened with base 29, by increasing liquid level gauge,
The lubricants capacity in oil sump 18 can be monitored in real time, avoid lubricants capacity excessive and bearing block is caused to damage.
Protection device includes collecting mechanism, temperature control mechanism and thermoregulative mechanism.Collecting mechanism includes being used to detect bearing outer ring 5
First temperature sensor of temperature and the second temperature sensor 26 for detecting the temperature of bearing inner race 7, wherein second temperature pass
Sensor 26 is arranged on the inflow end of Lubricating oil tank 19, and the first temperature sensor is arranged on the sensor opened up on base 29
In mounting hole 28, one end fitting bearing inner race 7 of sensor mounting hole 28.Temperature control mechanism includes being arranged on the circumference of bearing outer ring 5
The temperature control oil circuit of side, in temperature control oil circuit flowing have that temperature control is oily, temperature control oil input channel 1 that temperature control oil circuit includes being sequentially communicated,
Temperature control oil duct and temperature control oil output channel 8；Temperature control oil input channel 1 is opened on top cover 11；Temperature control oil duct includes two side by side
The ring-type oil duct 3 of setting, ring-type oil duct 3 is by two 3 groups of semicircular oil ducts being opened in respectively on top cover 11 and the inwall of base 29
Into, the upper end of two ring-type oil ducts 3 is connected by the upper axial connectivity slot 2 being opened on top cover 11, upper axial connectivity slot 2 with
Temperature control oil input channel 1 is connected, and temperature control oil output channel 8 includes the lower axial connectivity slot 801 being opened on base 29 and opened
The first radial passage 802 being located in base 29, the lower end of two ring-type oil ducts 3 are connected by lower axial connectivity slot 801, the
One radial passage 802 penetrates the side wall of base 29.Thermoregulative mechanism includes temperature control oil fuel tank 24, the temperature adjustment device set gradually
23rd, hydraulic pump 21 and check valve 22, wherein temperature control oil fuel tank 24 are connected with temperature control oil circuit, in the presence of hydraulic pump 21, control
The outflow from temperature control oil fuel tank 24 of warm oil is controlled then in turn through inflow after temperature adjustment device 23, hydraulic pump 21 and check valve 22
Bearing outer ring 5 is heated or cooled down in warm oil circuit, is then passed back into again in temperature control oil fuel tank 24.Adjust and fill in temperature
Put and overflow valve 20 is also provided with and communicated between 23 and hydraulic pump 21.
It should also be noted that, herein, such as first and second or the like relational terms are used merely to one
Entity or operation make a distinction with another entity or operation, and not necessarily require or imply between these entities or operation
Any this actual relation or order be present.Moreover, term " comprising ", "comprising" or its any other variant are intended to contain
Lid nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element also be present in process, method, article or equipment including the key element.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
1. rolling bearing guard method, it is characterised in that：Specific steps include：
Step 1: the temperature T1 of bearing outer ring is gathered using the first temperature sensor；
Step 2: the temperature T2 of bearing inner race is gathered using second temperature sensor；
Step 3: bearing outer ring is heated or cooled down using the temperature control oil of the circumferencial direction flowing along bearing outer ring, make
T1 tends to T2；
Step 4: circulation carries out step 1 to step 3.
A kind of 2. rolling bearing guard method as claimed in claim 1, it is characterised in that：Specific steps also include：
In the step 4, the temperature of temperature control oil is adjusted after circulating each time, if T1>T2, then temperature control oil is carried out
Cooling, if T1<T2, then temperature control oil is heated.
3. rolling bearing protection device, it is characterised in that：Including collecting mechanism, temperature control mechanism and thermoregulative mechanism；
The collecting mechanism includes being used to detect bearing outer ring（5）Temperature the first temperature sensor and for detecting in bearing
Circle（7）Temperature second temperature sensor（26）；
The temperature control mechanism includes being arranged on bearing outer ring（5）The temperature control oil circuit of circumference, being flowed in temperature control oil circuit has temperature control
Oil；
The thermoregulative mechanism includes the temperature control oil fuel tank set gradually（24）, temperature adjustment device（23）, hydraulic pump（21）And list
To valve（22）, wherein temperature control oil fuel tank（24）It is connected with the temperature control oil circuit, in hydraulic pump（21）In the presence of, temperature control oil from
Temperature control oil fuel tank（24）Middle outflow is then in turn through temperature adjustment device（23）, hydraulic pump（21）And check valve（22）After flow into
To bearing outer ring in temperature control oil circuit（5）Heated or cooled down, then pass back into temperature control oil fuel tank again（24）In.
4. rolling bearing protection device as claimed in claim 3, it is characterised in that：The temperature control oil circuit includes some settings
In bearing outer ring（5）The annular oil groove of circumference, some annular oil grooves are along bearing outer ring（5）Axial direction be uniformly distributed, and ring
The open end of shape oil groove is fitted in bearing outer ring（5）On.
5. rolling bearing protection device as claimed in claim 3, it is characterised in that：Also include computer, first temperature
Sensor, the second temperature sensor（26）, the temperature adjustment device（23）With the hydraulic pump（21）And computer
Electrical connection.
6. bearing block, including the top cover for being used to clamp bearing setting up and down（11）And base（29）And it is separately positioned on bearing
Two sealing mechanisms of both sides, sealing mechanism include the seal disc being set up in parallel（12）And side cover（13）, it is characterised in that：Bearing
Seat also includes lubricating arrangement and protection device；
The lubricating arrangement includes oil circuit and circulation oil supply mechanism；Oil circuit includes the lubrication for being sequentially communicated setting
Oily input channel（4）, bearing block inner chamber, oil sump（18）With lubricating oil output channel（9）, wherein oil inlet channel（4）Open
It is located at side cover（13）On, bearing block inner chamber is by bearing, seal disc（12）And side cover（13）Enclose and form, oil sump（18）By side cover
（13）And base（29）Enclose and form, lubricating oil output channel（9）It is opened in base（29）On；Circulation oil supply mechanism includes being used for
Connect oil inlet channel（4）With lubricating oil output channel（9）The Lubricating oil tank of connection（19）；
The protection device includes collecting mechanism, temperature control mechanism and thermoregulative mechanism；Collecting mechanism includes being used to detect bearing outer ring
（5）First temperature sensor of temperature and for detecting bearing inner race（7）The second temperature sensor of temperature（26）；Temperature control mechanism
Including being arranged on bearing outer ring（5）The temperature control oil circuit of circumference, being flowed in temperature control oil circuit has temperature control oily；Thermoregulative mechanism include according to
The temperature control oil fuel tank of secondary setting（24）, temperature adjustment device（23）, hydraulic pump（21）And check valve（22）, wherein temperature control oil fuel tank
（24）It is connected with the temperature control oil circuit, in hydraulic pump（21）In the presence of, temperature control oil is from temperature control oil fuel tank（24）Middle outflow is right
Pass through temperature adjustment device successively afterwards（23）, hydraulic pump（21）And check valve（22）Flow into afterwards in temperature control oil circuit to bearing outer ring
（5）Heated or cooled down, then pass back into temperature control oil fuel tank again（24）In.
7. bearing block as claimed in claim 6, it is characterised in that：The temperature control oil circuit includes the temperature control oil input being sequentially communicated
Passage（1）, temperature control oil duct and temperature control oil output channel（8）；
The temperature control oil input channel（1）It is opened in the top cover（11）On；
The temperature control oil duct includes two ring-type oil ducts being set up in parallel（3）, ring-type oil duct（3）Top cover is opened in respectively by two
（11）And base（29）Semicircular oil duct on inwall（3）Composition, two ring-type oil ducts（3）Upper end by being opened in top cover
（11）On upper axial connectivity slot（2）It is connected, upper axial connectivity slot（2）With the temperature control oil input channel（1）It is connected, institute
State temperature control oil output channel（8）Including being opened in base（29）On lower axial connectivity slot（801）Be opened in base（29）It is interior
The first radial passage（802）, two ring-type oil ducts（3）Lower end pass through lower axial connectivity slot（801）It is connected, first radially
Passage（802）Penetrate base（29）Side wall.
8. bearing block as claimed in claim 6, it is characterised in that：The lubricating oil output channel（9）It is described including being opened in
Base（29）Interior is used for two oil sumps of connection（18）Axial passage（901）, in base（29）Inside it is further opened with vertical
Passage（903）, vertical channel（903）With axial passage（901）Middle part connection, in base（29）Inside it is further opened with second radially
Passage（902）, the second radial passage（902）With vertical channel（903）Middle part connection and insertion base（29）Side wall.
9. bearing block as claimed in claim 6, it is characterised in that：The Lubricating oil tank（19）Including defeated with the lubricating oil
Go out passage（9）The inflow end that is connected and with the oil inlet channel（4）The outflow end being connected, the second temperature pass
Sensor（26）It is arranged on Lubricating oil tank（19）Inflow end, outflow end passes sequentially through filter（27）, hydraulic pump（21）And list
To valve（22）It is connected with the lubricating oil flow channel, filter（27）And hydraulic pump（21）Between be also provided with and communicated with overflow
Valve（20）.
10. bearing block as claimed in claim 6, it is characterised in that：The temperature adjustment device（23）With the hydraulic pump
（21）Between be also provided with and communicated with overflow valve（20）；The base（29）On offer sensor mounting hole（28）, sensor peace
Fill hole（28）One end be bonded the bearing inner race（7）, first temperature sensor is arranged on sensor mounting hole（28）In.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711078706.XA CN107642546B (en) | 2017-11-06 | 2017-11-06 | Rolling bearing protection method and protection device and bearing seat using protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711078706.XA CN107642546B (en) | 2017-11-06 | 2017-11-06 | Rolling bearing protection method and protection device and bearing seat using protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107642546A true CN107642546A (en) | 2018-01-30 |
| CN107642546B CN107642546B (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711078706.XA Active CN107642546B (en) | 2017-11-06 | 2017-11-06 | Rolling bearing protection method and protection device and bearing seat using protection device |
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| CN108775332A (en) * | 2018-06-12 | 2018-11-09 | 尹苑苑 | A kind of assemble method of one-way motors shield bearing component |
| CN108775331A (en) * | 2018-06-12 | 2018-11-09 | 尹苑苑 | A kind of dirt-proof unilateral bearing |
| CN114838058A (en) * | 2022-05-25 | 2022-08-02 | 江苏欧斯特精密机械有限公司 | Motor bearing state monitoring and early warning device and heat dissipation and lubrication device for bearing |
| CN114857078A (en) * | 2022-04-28 | 2022-08-05 | 中国华能集团清洁能源技术研究院有限公司 | Fan bearing seat lubricating oil system |
| WO2023206716A1 (en) * | 2022-04-28 | 2023-11-02 | 中国华能集团清洁能源技术研究院有限公司 | Blower bearing block lubrication oil system |
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| CN108775332B (en) * | 2018-06-12 | 2020-06-23 | 上海君驰实业发展有限公司 | Assembling method of one-way motor dustproof bearing assembly |
| CN108775331B (en) * | 2018-06-12 | 2020-07-24 | 台州福派信息科技有限公司 | Dustproof one-way bearing |
| CN114857078A (en) * | 2022-04-28 | 2022-08-05 | 中国华能集团清洁能源技术研究院有限公司 | Fan bearing seat lubricating oil system |
| WO2023206716A1 (en) * | 2022-04-28 | 2023-11-02 | 中国华能集团清洁能源技术研究院有限公司 | Blower bearing block lubrication oil system |
| CN114838058A (en) * | 2022-05-25 | 2022-08-02 | 江苏欧斯特精密机械有限公司 | Motor bearing state monitoring and early warning device and heat dissipation and lubrication device for bearing |
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