CN103233976A - Water-lubricating self-aligning bearing with pedestal - Google Patents
Water-lubricating self-aligning bearing with pedestal Download PDFInfo
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- CN103233976A CN103233976A CN2013101472289A CN201310147228A CN103233976A CN 103233976 A CN103233976 A CN 103233976A CN 2013101472289 A CN2013101472289 A CN 2013101472289A CN 201310147228 A CN201310147228 A CN 201310147228A CN 103233976 A CN103233976 A CN 103233976A
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- usheing
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Abstract
The invention relates to the technical field of bearings, and provides a self-aligning bearing for solving the technical problem that the working of the self-aligning bearing is limited. The self-aligning bearing comprises a bearing pedestal and a bearing body, wherein a bearing body inserting hole is formed in the bearing pedestal axially, and expands outward in the bearing pedestal to form a bearing body containing cavity; the bearing body containing cavity has an inner spherical surface; the bearing body is in the structure with an outer spherical surface with an axle hole; two inserting grooves are formed in the inner wall of the bearing body inserting hole at an interval of 180 degrees; the width of each inserting groove is equal to that of the outer spherical surface of the bearing body; the distance between the bottoms of the two inserting grooves is in accordance with the diameter of the outer spherical surface of the bearing body; and the bearing body can rotate freely after entering the bearing body containing cavity in the bearing pedestal from the inserting grooves. The self-aligning bearing is characterized in that the water-lubricating self-aligning bearing with the pedestal is provided with a fixing device, wherein the fixing device is fixedly connected with the bearing pedestal; and a plurality of arc grooves in axis directions are formed in the surface of the outer spherical surface of the bearing body. The water-lubricating self-aligning bearing with the pedestal is reasonable in structure, convenient to mount and outstanding in water-lubricating effect.
Description
Technical field
The present invention relates to technical field of bearings, be specifically related to a kind of water lubrication selfaligning bearing of usheing to seat.
Background technique
At present in the Machining Technology field because the restriction of service condition or processing conditions etc., there is coaxiality error in bearing hole with axle, this error can form little angle between the shaft axis of axle and bearing hole shaft axis, during running, cause the local overload of bearing, the wearing and tearing aggravation causes shafting vibration, produce noise, influence the safe operation of equipment simultaneously again.At this problem, selfaligning bearing arises at the historic moment, and selfaligning bearing refers to can to adjust automatically, adapt to the angle between a shaft axis and the bearing hole shaft axis, and bearing, axle are run well.CN102011796A is peculiar to vessel to disclose a kind of selfaligning bearing from spherical ball face water lubrication tail bearing, this selfaligning bearing is provided with two pairs of friction pairs, wherein inner ring is the friction pair that a pair of sphere contacts with the outer ring, adopt grease lubrication, the inner ring internal surface is provided with liner, when tailing axle turned round in liner, inner ring guaranteed that with the shaft axis of the skew self-adjustable bearing of tailing axle the coaxality requirement of tailing axle and tail bearing and the pressure distribution on the liner are even.In the specification of this application, further point out simultaneously outer ring employing split type structure, namely along axial direction the outer ring is split into two-part up and down, with bolt it is connected firmly, so that the installation of inner ring (seeing [0024] section in specification).This shows that this selfaligning bearing need split the outer ring could install when inner ring is installed, and after the long-term use of selfaligning bearing process, the often corrosion of its bolt is difficult to open the outer ring, when needs were changed inner ring, its manipulation strength was big, the replacing difficulty.At this problem, the CN2248265 aligning slide bearing of usheing to seat discloses a kind of mounting type of selfaligning bearing, an end face of bearing support has the groove that equates with bearing support sphere width, in the bearing support insertion groove, when the outer spherical surface center for the treatment of bearing support overlaps with the inner ball surface center of bearing support, floating bearing body, bearing support civilian dress are gone in the bearing support (seeing specification embodiment part).This shows, the content of this patent disclosure solved well bearing inner race pack into, the technical problem of existing operating difficulties when dismantling.
But the selfaligning bearing working environment varies, the mud car of scraping that uses during with sewage treatment is example, the whole mud car of scraping is operated in below the water surface, and the following environment of the water surface is very abominable, foreign material such as mud, fine sand mix, these foreign material are easy to enter into bearing inside with water body mobile, cause running improperly of bearing.In above-mentioned disclosed prior art, what adopt among the CN102011796A is to be lubricated by adding oiling agent between bearing outer ring and bearing inner race, and be that sliding bearing is set in bearing support inside in CN2248265, utilize the running lubrication problem of the lubricant method solution bearing of sliding bearing.Though above-mentioned disclosed selfaligning bearing has solved the technical problem that there are coaxiality error in bearing hole and axle well, but above-mentioned selfaligning bearing is applied in the technical problem of the bearing operation obstacle that foreign material such as obviously can not solving the mud that enters into bearing inside, fine sand in the sewage environment cause, and therefore how solving the lubrication problem of selfaligning bearing in abominable working environment becomes one of technical problem of urgent solution.
Summary of the invention
For solving the selfaligning bearing limited technical problem of in water, working under the severe environmental conditions, the invention provides a kind of water lubrication selfaligning bearing of usheing to seat of rational in infrastructure, easy installation and removal.
For realizing above-mentioned technical purpose, the technical solution used in the present invention is: a kind of water lubrication selfaligning bearing of usheing to seat, comprise bearing support and bearing support, be axially arranged with the bearing support patchhole on the described bearing support, the bearing support patchhole outwards expand in bearing support and is the bearing support cavity volume, the bearing support cavity volume is inner ball surface, bearing support adopts outer spherical surface tape spool hole structure, two insertion grooves that equate with bearing support outer spherical surface width are offered for 180 ° in the interval on described bearing support patchhole inwall, distance between the two insertion groove bottom lands is consistent with bearing support outer spherical surface diameter, bearing support enters into behind the bearing support cavity volume in the bearing support free to rotate by insertion groove, it is characterized in that: this water lubrication selfaligning bearing of usheing to seat is provided with fixing device, fixing device is fixedlyed connected with bearing support, offers some on the surface of described bearing support outer spherical surface along the curve bath of axial direction.
The quantity of the lip-deep curve bath of described bearing support outer spherical surface is 6.
For making axle and bearing support strong bonded, be provided with keyway along axial direction at the bearing support shaft hole inner wall.
Described fixing device is flange plate, has fixed hole on the flange plate.
Described flange plate is positioned at the respective side of bearing support upper bearing (metal) body patchhole, and flange plate plane and bearing seat axis normal are fixed.
Described flange plate is positioned at a side of bearing support upper bearing (metal) body patchhole, and flange plate has through hole, and described bearing support has the outer wall of bearing support patchhole one side and the through-hole wall coaxial line of flange plate is fixed.
Described fixing device comprises seat board and is fixed on support on the seat board, and the top of support and bearing support outer wall are fixed, and seat board is provided with fixed hole.
This water lubrication selfaligning bearing of usheing to seat is by arranging curve bath on the bearing support surface, bearing support when rotated, curve bath can effectively drive current and produce the power moisture film between bearing support and bearing support cavity volume, and the moisture film pressure that this power moisture film produces can be with bearing support " picking-up " thereby played the effect of water lubrication.Simultaneously, because this water lubrication selfaligning bearing working environment of usheing to seat is positioned at sewage lower floor, when being sucked into the bearing support cavity volume, brings in sewage impurity such as mud and fine sand inevitably into, and the existence of curve bath can be discharged above-mentioned impurity effectively by the curve bath groove, prevents that impurity from rotating influence to bearing support.By the mounting point that different fixing devices can arrange this selfaligning bearing flexibly is set on the bearing support surface, enlarge the Applicable scope of this selfaligning bearing.This water lubrication selfaligning bearing of usheing to seat is rational in infrastructure, easy for installation, water lubrication is remarkably productive, can adapt to abominable relatively Environmental Conditions, can correct bearing hole and a coaxiality error that exists automatically, need not again to adopt extra lubricant method, guaranteed the safe handling of axle system.
Description of drawings
Fig. 1 is bearing support and first kind of linkage structure plan view of flange plate.
Fig. 2 be among Fig. 1 A-A to sectional view.
Fig. 3 is the bearing support plan view.
Fig. 4 is the bearing support sectional view.
Fig. 5 is the structural representation after bearing support, bearing support, the axle combination.
Fig. 6 is second kind of linkage structure sectional view of bearing support and flange plate.
Fig. 7 is the linkage structure schematic representation of bearing support and another kind of fixing device.
Among the figure, 1, bearing support, 2, bearing support, 3, the bearing support patchhole, 4, the bearing support cavity volume, 5, insertion groove, 6, bearing support outer spherical surface, 7, axis hole, 8, curve bath, 9, keyway, 10, flange plate, 11, fixed hole, 12, seat board, 13, support, 14, axle, 15, key.
Embodiment
The present invention will be further described below in conjunction with drawings and Examples.
As shown in Figure 5, a kind of water lubrication selfaligning bearing of usheing to seat comprises bearing support 1 and bearing support 2.
As shown in Figure 1, be axially arranged with bearing support patchhole 3 on the bearing support 1.In conjunction with shown in Figure 2, bearing support patchhole 3 becomes bearing support cavity volume 4 bearing support 1 inner outwards the expansion, and bearing support cavity volume 4 is inner ball surface.
As shown in Figure 4, in the middle of the bearing support 2 axis hole 7 is set, and has bearing support outer spherical surface 6 structures.
As shown in Figure 1 and Figure 2, two insertion grooves 5 are offered for 180 ° in the interval on described bearing support patchhole 3 inwalls, in conjunction with shown in Figure 4, the width of this insertion groove 5 equates that with the width of bearing support outer spherical surface 6 distance between two insertion grooves, 5 bottom lands is consistent with bearing support outer spherical surface 6 diameters.
During installation, bearing support 2 is entered in the bearing support patchhole 3 by insertion groove 5, promote bearing support 2 forward, when treating that in bearing support 2 enters into bearing support cavity volume 4 bearing support outer spherical surface 6 centers overlap with the inner ball surface center of bearing support cavity volume 4, with 90 ° of bearing support 2 revolutions, bearing support 2 can freely rotate in bearing support cavity volume 4 and can not deviate from this moment.When needs were dismantled, floating bearing body 2 made bearing support outer spherical surface 6 centers overlap with the inner ball surface center of bearing support cavity volume 4, outwards promotes bearing support 2, and bearing support 2 is just withdrawed from by insertion groove 5.
As shown in Figure 3, offer some on the surface of bearing support 2 outer spherical surfaces along the curve bath 8 of axial direction, in the present embodiment, the quantity of curve bath 8 is defined as 6.
As shown in Figure 5, after above-mentioned bearing support 1, bearing support 2, axle 14 combination installations, axle 14 drives rotation in the bearing support cavity volume 4 of bearing support 2 in bearing support 1, the curve bath 8 on bearing support 2 surfaces drove current form the power moisture film between bearing support 2 and bearing support cavity volume 4 this moment, and the moisture film pressure of this power moisture film generation can be with bearing support " picking-up " thereby play the effect of water lubrication between bearing support 2 and bearing support cavity volume 4.Because bearing support 2 can rotate freely in bearing support cavity volume 4, therefore when there is coaxiality error in the axis hole 7 on axle 14 and the bearing support 2, can correct this error automatically by the rotation of bearing support 2, play the self-aligning purpose.In addition, when this selfaligning bearing is worked in the sewage environment, sewage is in inspiration bearing support cavity volume 4 inside, impurity such as mud, fine sand also together sucks, can form wearing and tearing to the inwall of bearing support 2 and bearing support cavity volume 4 if this impurity is not in time got rid of, and the existence of curve bath 8 can in time be discharged accelerating when water flows impurity to be drawn onto in the curve bath 8 by the groove of curve bath 8.
As shown in Figure 5, for making axle 14 and bearing support 2 strong bonded, as shown in Figure 3, be provided with keyway 9 along axial direction at axis hole 7 inwalls of bearing support 2, this keyway 9 cooperates with key 15 on the axle 14 shown in Fig. 5 can be with axle 14 and bearing support 2 strong bonded.
As Fig. 1, Fig. 2, shown in Figure 6, this water lubrication selfaligning bearing also has fixing device, and this fixing device is flange plate 10, has fixed hole 11 on four jiaos of flange plate 10.
As shown in Figure 2, wherein a kind of mounting type of flange plate 10 is, the outer wall that bearing support 1 is had bearing support patchhole 3 one sides is made the flange plate shape, utilizes the fixed hole 11 on four jiaos of the flange plate that this selfaligning bearing is fixed.One flange plate that has a through hole can certainly be set separately, bearing support be had the outer wall of bearing support patchhole one side and the through-hole wall coaxial line of flange plate is fixed.
As shown in Figure 6, the another kind of mounting type of flange plate 10 is, flange plate 10 is arranged the respective side of bearing support upper bearing (metal) body patchhole 3, and the plane of flange plate 10 and bearing seat axis normal are fixed.
As shown in Figure 7, fixing device can also be set to have seat board 12 and be fixed on support 13 on the seat board, and the top of support 13 and bearing support 1 outer wall are fixed, and seat board is provided with fixed hole 11.This means of fixation can be propped selfaligning bearing, can adjust the setting angle of selfaligning bearing flexibly by conversion support 13 and the tilt fixing of bearing support 1 outer wall, and the fitting limit of selfaligning bearing is effectively expanded.
Claims (7)
1. water lubrication selfaligning bearing of usheing to seat, comprise bearing support and bearing support, be axially arranged with the bearing support patchhole on the described bearing support, the bearing support patchhole outwards expand in bearing support and is the bearing support cavity volume, the bearing support cavity volume is inner ball surface, bearing support adopts outer spherical surface tape spool hole structure, two insertion grooves that equate with bearing support outer spherical surface width are offered for 180 ° in the interval on described bearing support patchhole inwall, distance between the two insertion groove bottom lands is consistent with bearing support outer spherical surface diameter, bearing support enters into behind the bearing support cavity volume in the bearing support free to rotate by insertion groove, it is characterized in that: this water lubrication selfaligning bearing of usheing to seat is provided with fixing device, fixing device is fixedlyed connected with bearing support, offers some on the surface of described bearing support outer spherical surface along the curve bath of axial direction.
2. the water lubrication selfaligning bearing of usheing to seat according to claim 1, it is characterized in that: the quantity of the lip-deep curve bath of described bearing support outer spherical surface is 6.
3. the water lubrication selfaligning bearing of usheing to seat according to claim 1 is characterized in that: be provided with keyway along axial direction at the bearing support shaft hole inner wall.
4. the water lubrication selfaligning bearing of usheing to seat according to claim 1, it is characterized in that: described fixing device is flange plate, has fixed hole on the flange plate.
5. the water lubrication selfaligning bearing of usheing to seat according to claim 4, it is characterized in that: described flange plate is positioned at the respective side of bearing support upper bearing (metal) body patchhole, and flange plate plane and bearing seat axis normal are fixed.
6. the water lubrication selfaligning bearing of usheing to seat according to claim 4, it is characterized in that: described flange plate is positioned at a side of bearing support upper bearing (metal) body patchhole, flange plate has through hole, and described bearing support has the outer wall of bearing support patchhole one side and the through-hole wall coaxial line of flange plate is fixed.
7. the water lubrication selfaligning bearing of usheing to seat according to claim 1 is characterized in that: described fixing device comprises seat board and is fixed on support on the seat board, and the top of support and bearing support outer wall are fixed, and seat board is provided with fixed hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101472289A CN103233976A (en) | 2013-04-25 | 2013-04-25 | Water-lubricating self-aligning bearing with pedestal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101472289A CN103233976A (en) | 2013-04-25 | 2013-04-25 | Water-lubricating self-aligning bearing with pedestal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103233976A true CN103233976A (en) | 2013-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101472289A Pending CN103233976A (en) | 2013-04-25 | 2013-04-25 | Water-lubricating self-aligning bearing with pedestal |
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| Country | Link |
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| CN (1) | CN103233976A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105065454A (en) * | 2015-09-25 | 2015-11-18 | 姜燃 | Centrifugal water film bearing |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2248265Y (en) * | 1995-05-02 | 1997-02-26 | 张如林 | Sliding bearing |
| CN200993159Y (en) * | 2006-12-21 | 2007-12-19 | 正泰机械有限公司 | Balltype dynamic-static hydraulic bearing |
| WO2012148899A1 (en) * | 2011-04-25 | 2012-11-01 | The Timken Company | Bearing and lubrication system used therewith |
| CN102927123A (en) * | 2012-05-23 | 2013-02-13 | 新疆新轴轴承有限公司 | Grain separator eccentric outer sphere surface bearing apparatus having seat |
| CN203272443U (en) * | 2013-04-25 | 2013-11-06 | 威海丰泰橡胶技术有限公司 | Water-lubricated self-aligning bearing with seat |
-
2013
- 2013-04-25 CN CN2013101472289A patent/CN103233976A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2248265Y (en) * | 1995-05-02 | 1997-02-26 | 张如林 | Sliding bearing |
| CN200993159Y (en) * | 2006-12-21 | 2007-12-19 | 正泰机械有限公司 | Balltype dynamic-static hydraulic bearing |
| WO2012148899A1 (en) * | 2011-04-25 | 2012-11-01 | The Timken Company | Bearing and lubrication system used therewith |
| CN102927123A (en) * | 2012-05-23 | 2013-02-13 | 新疆新轴轴承有限公司 | Grain separator eccentric outer sphere surface bearing apparatus having seat |
| CN203272443U (en) * | 2013-04-25 | 2013-11-06 | 威海丰泰橡胶技术有限公司 | Water-lubricated self-aligning bearing with seat |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105065454A (en) * | 2015-09-25 | 2015-11-18 | 姜燃 | Centrifugal water film bearing |
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Application publication date: 20130807 |