CN205806226U - Tilting-pad bearing body - Google Patents
Tilting-pad bearing body Download PDFInfo
- Publication number
- CN205806226U CN205806226U CN201620782360.6U CN201620782360U CN205806226U CN 205806226 U CN205806226 U CN 205806226U CN 201620782360 U CN201620782360 U CN 201620782360U CN 205806226 U CN205806226 U CN 205806226U
- Authority
- CN
- China
- Prior art keywords
- ring flange
- pad
- tilting
- bearing
- bearing body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of tilting-pad bearing body, solve and between ring flange and equipment installed surface, there is the problem that gap is easily caused bearing body generation vibration, its drip irrigation device is, including ring flange and two bearing blocks, two bearing blocks are arranged concentrically two end faces in ring flange respectively, ring flange is fitted with pad beyond the end face of bearing block, pad removably connects with ring flange, tilting-pad bearing body of the present utility model, utilize pad can adjust the thickness of ring flange, to fill the gap produced between ring flange and equipment installed surface, thus reduce rotating shaft and rock produced by bearing block；Can be adjusted by ring flange to different thickness by changing the pad of different-thickness, to fill different size of gap, compared with directly changing ring flange, greatly reduce replacement cost, there is bearing clearance in the bearing being installed on bearing body.
Description
Technical field
This utility model relates to bearing mounting technique field, particularly to tilting-pad bearing body.
Background technology
In the rotating machineries such as centrifuge, exist and be equipped with tilting bush support for supporting rotating shaft in the radial direction
The situation of bearing.Tilting bush radial journal bearing generally by 3～5 or more can on fulcrum the arc tile fragment group of free inclination
Become, owing to its tile fragment can freely swing along with the difference of rotating speed, load and bearing temperature, around axle journal, form multi-oil wedge floating-ring,
And each oil film pressure always points at center, there is higher stability.Tilting bush radial journal bearing needs by tilting-pad bearing body
Support, to be fixed in the middle of rotating machinery.
The patent of invention of Publication No. CN104154128A discloses a kind of integral shaft bearing, including ring flange, left axle
Bearing, right bearing seat, be evenly equipped with bolt hole on ring flange, is provided with screw hole at left shaft holder, right bearing seat.The spiral shell of ring flange
Keyhole is used for fixed bearing block, and the screw hole on left shaft holder, right bearing seat is used for connecting bearing cap.
Above-mentioned integral shaft is seated against in installation process, due to the tolerance on equipment or ring flange size and installation side
The reasons such as formula, can form gap between installed surface and the installed surface of equipment of ring flange, when rotating shaft passes through bearing on bearing block
During operating, easily produce because of gap and rock, cause bearing damage, but the ring flange changing different-thickness needs again bigger
Cost, therefore there is also certain room for improvement.
Utility model content
The purpose of this utility model is to provide a kind of tilting-pad bearing body, it is possible between regulating flange dish and equipment installed surface
Gap.
Above-mentioned technical purpose of the present utility model has the technical scheme that
A kind of tilting-pad bearing body, including ring flange and two bearing blocks, two described bearing blocks be arranged concentrically respectively in
Two end faces of ring flange, described ring flange is fitted with pad beyond the end face of bearing block, and described pad is detachable with ring flange
Connect.
Use such scheme, utilize pad can adjust the thickness of ring flange, with fill ring flange and equipment installed surface it
Between the gap that produces, thus reduce rotating shaft and rock produced by bearing block；Can be by by changing the pad of different-thickness
Ring flange adjusts to different thickness, to fill different size of gap, compared with directly changing ring flange, greatly reduces more
Change this into.
As preferably, described pad ringwise, and is arranged along ring flange beyond the end face of bearing block.
Using such scheme, pad can cover all end faces beyond bearing block on ring flange so that ring flange can
Smoothly it is fitted on the installed surface of equipment, thus gap ring flange and corresponding installed surface between is completely eliminated, make ring flange
It is mounted so as to tightr.
As preferably, described pad being provided with some perforation around its length direction is spaced apart, the end face of described ring flange is opened
It is provided with some and described perforation screwed hole one to one, between described perforation and corresponding screwed hole, is equipped with securing member.
Use such scheme, securing member and the cooperation of screwed hole, enable pad quickly to dismount from ring flange, and
And it is tightr with the connection of ring flange.
As preferably, the joining place of described ring flange and bearing block passes through arc groove transition, cutting of described arc groove
Central angle corresponding to face is more than 180 degree.
Using such scheme, arc groove can reduce the stress concentration of ring flange and bearing block joining place, it is to avoid bearing
Body ring flange during using ruptures；In order to make can to fit more between ring flange and mechanical equipment installation face
Closely, need to improve ring flange and the machining accuracy of bearing block joining place, thus add difficulty of processing, waste time and energy, circular arc
Central angle corresponding to groove is more than 180 degree so that arc groove can form cavity volume at the joining place of ring flange with bearing block,
After pad is installed to ring flange, the interior angle that the inner circle side of pad and bottom surface are formed can be embedded in arc groove,
Avoid the interior angle of the pad joining place directly and between ring flange and bearing block inconsistent, thus reduce ring flange and bearing block
The machining accuracy of joining place, reduces processing cost.
As preferably, between described pad and ring flange, it is provided with cushion.
Using such scheme, cushion is it can be avoided that pad directly contacts with ring flange, thus reduces mill between the two
Damage, simultaneously can also play cushioning effect, with reduce rotating shaft in rotation process produced by rock.
As preferably, the first half circular washers that described pad includes mutually splicing and the second half circular washers, described the first half
Circular washer and the second half circular washers are respectively symmetrically the both sides being positioned at bearing block.
Using such scheme, pad can be split as the first half circular washers and the second half circular washers of two semi-annular shapes,
Make pad more convenient when dismounting, when a portion of pad is damaged, can be to the first half circular washer or the second semicircles
Packing ring is individually replaced.
As preferably, described ring flange and the central axial dead eye that offers of bearing block, the inwall of described dead eye is opened
Being provided with cannelure, the bottom surface of described cannelure has been equally spaced around some tilting bush sheets.
Using such scheme, cannelure is that tilting bush sheet provides installing space, makes tilting bush sheet will not protrude from bearing
The inwall in hole.
As preferably, the both sides, the back side of described tilting bush sheet offer chamfering.
Using such scheme, chamfering plays guiding function, makes tilting bush sheet be more easy to be installed in cannelure.
As preferably, the end face of described bearing block offers some oil guide groove, some described oil guide groove around dead eye in
Radial distribution, the end of described oil guide groove is extended with the width oil guiding hole less than oil guide groove.
Using such scheme, after bearing is installed to dead eye, the oil guide groove being distributed radially can be by lubricating oil
Evenly spread on bearing, to play the effect of lubrication bearing；The oil guiding hole being arranged at oil guide groove end can be toward in oil guide groove
Oil addition, to keep its lubricant effect.
As preferably, described oil guide groove offers oil filler point.
Using such scheme, oil filler point can be used in lubrication oil, enables lubricating oil slowly to ooze out in oil filler point,
To keep the lubricant effect of oil guide groove.
In sum, this utility model has the advantages that
1, utilize pad can adjust the thickness of ring flange, with fill between ring flange and equipment installed surface produce between
Gap, thus reduce rotating shaft and rock produced by bearing block；Ring flange can be adjusted by changing the pad of different-thickness
To different thickness, to fill different size of gap, compared with directly changing ring flange, greatly reduce replacement cost；
2, arc groove can reduce the stress concentration between ring flange and bearing block, it is to avoid ring flange ruptures, with
Time provide for the interior angle of pad and to accommodate space, thus reduce the requirement on machining accuracy of ring flange and bearing block joining place, reduce
Processing cost；
3, oil guide groove can be lubricated for bearing, to reduce friction when rotating shaft is rotated by bearing, thus increases axle
The service life held.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is sectional view of the present utility model shown in Fig. 1；
Fig. 3 is the enlarged diagram in A portion shown in Fig. 2；
Fig. 4 is the structural representation of tilting bush sheet in this utility model.
In figure: 1, ring flange；2, bearing block；3, pad；6, securing member；7, arc groove；8, cushion；9, the first semicircle
Packing ring；10, the second half circular washers；11, dead eye；12, cannelure；13, tilting bush sheet；14, chamfering；15, oil guide groove；16, lead
Oilhole；17, oil filler point；18, screw.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in further detail.
This specific embodiment is only that it is not to restriction of the present utility model, ability to explanation of the present utility model
The present embodiment can be made after reading this specification by field technique personnel as required does not has the amendment of creative contribution, but
As long as all being protected by Patent Law in right of the present utility model.
A kind of tilting-pad bearing body disclosed in the present embodiment, as it is shown in figure 1, include ring flange 1 and two bearing blocks 2, two
Individual bearing block 2 is arranged concentrically two end faces in ring flange 1 respectively, and the external diameter of ring flange 1, more than the external diameter of bearing block 2, makes method
The end face that blue dish 1 exceeds bearing block 2 can form the annulus of closing.Ring flange 1 and the central axial of bearing block 2 offer bearing
Hole 11, and dead eye 11 is interconnected.The side opening of ring flange 1 is provided with hole, location, utilizes hole, location and is fixed on machinery and sets
Ring flange 1 can be carried out Primary Location by standby upper alignment pin.Same end face at bearing block 2 offers screw 18, screw 18
Quantity be preferably two, be respectively symmetrically the both sides being arranged at dead eye 11.For installing the peace of tilting-pad bearing body on equipment
It is respectively equipped with two screws matched with screw 18 on dress face, utilizes coordinating of screw and screw 18, just can be by tilting bush axle
Hold body to be arranged on equipment.
As it is shown in figure 1, ring flange 1 is fitted with pad 3 beyond the end face of bearing block 2, pad 3 ringwise, and along flange
Dish 1 is arranged beyond the end face of bearing block 2, makes pad 3 detour beyond the end face of bearing block 2 along ring flange 1, thus covers end face
The annulus formed, to improve compactness when ring flange 1 is fitted and stability with installed surface.The quantity of pad 3 is preferably two
Individual, each fit in two end faces of ring flange 1.Pad 3 removably connects with ring flange 1, makes the pad 3 can be from ring flange 1
On disassemble and be replaced, the thickness of ring flange 1 can be adjusted by changing the pad 3 of different-thickness, to fill ring flange 1
And different size of gap between equipment installed surface.
As it is shown in figure 1, pad 3 the first half circular washers 9 that include mutually splicing and the second half circular washers 10, the first half planchets
Circle 9 and the second half circular washers 10 are respectively symmetrically the both sides being positioned at bearing block 2, and the first half circular washers 9 and the second half circular washers 10
Consistency of thickness, make bearing body when mounted, do not have the rugged phenomenon of ring flange 1.
As it is shown in figure 1, be provided with some perforation around its length direction is spaced apart on pad 3, some perforation are respectively symmetrically distribution
On the first half circular washers 9 and the second half circular washers 10, the end face of ring flange 1 offer some with bore a hole screw thread one to one
Hole, is equipped with securing member 6 between perforation and corresponding screwed hole.Securing member 6 is preferably sunk screw, on the surface of perforation,
Nest is justified in the taper being machined with 90 degree, and the head of sunk screw is justified at this in nest, concordant with installed surface.
When bearing body is installed, first the first half circular washers 9 of suitable thickness and the second half circular washers 10 are respectively symmetrically setting
In the both sides of dead eye 11, simultaneously by the perforation alignment flange dish 1 one by one on the first half circular washers 9 and the second half circular washers 10
Screwed hole, then securing member 6 is penetrated between the two successively, tightening fastener parts 6 so that the first half circular washers 9 and second
Half circular washer 10 is individually fixed in the correspondence position of ring flange 1.
After tilting-pad bearing body is installed on equipment, ring flange 1 is inconsistent with the installed surface of equipment, utilizes pad 3
Just the space between ring flange 1 and equipment installed surface can be filled up, it is to avoid when bearing rotates on bearing body, bearing body shakes
Dynamic.
As shown in Figures 2 and 3, it is provided with cushion 8 between pad 3 and ring flange 1, thus reduces shaking of bearing body further
Dynamic.
As it is shown on figure 3, the joining place of ring flange 1 and bearing block 2 is by arc groove 7 transition, arc groove 7 can reduce
The stress of ring flange 1 and bearing block 2 joining place is concentrated.
As it is shown on figure 3, the central angle corresponding to the cross section of arc groove 7 is more than 180 degree.When pad 3 is installed to ring flange 1
After, the interior angle that the inner circle side of pad 3 and bottom surface are formed can be embedded in arc groove 7, it is to avoid the interior angle of pad 3 is straight
Connect the joining place between ring flange 1 and bearing block 2 inconsistent, thus reduce ring flange 1 and the processing of bearing block 2 joining place
Precision, reduces processing cost.
As it is shown in figure 1, the inwall of dead eye 11 offers cannelure 12, the bottom surface of cannelure 12 has been equally spaced around some
Tilting bush sheet 13.Tilting bush sheet 13 can be used in clamping tilting-pad bearing.
As shown in Figure 4, the both sides, the back side of tilting bush sheet 13 offer chamfering 14, when installing tilting bush sheet 13, and can be along
Chamfering 14 is snapped onto in cannelure 12, makes installation simpler convenient.
As it is shown in figure 1, the end face of bearing block 2 offers some oil guide groove 15, oil guide groove 15 offers oil filler point 17, can
Incline pad bearing body install before, oil filler point 17 internal memory contains lubricating oil.Some oil guide groove 15 are around dead eye 11 radially
Distribution, when, after bearing body with the installed surface laminating of equipment, lubricating oil just can ooze out in oil filler point 17, then along oil guide groove 15
It flow to dead eye 11, to lubricate bearing.The end of oil guide groove 15 is extended with the width oil guiding hole 16 less than oil guide groove 15, by leading
Oilhole 16 just can be quickly toward oil guide groove 15 oil addition, to keep the lubricity of bearing.
There is bearing clearance in the bearing being installed on bearing body, bearing clearance refers to that bearing be not installed on axle or bearing housing
Time, a side of its inner ring or outer ring is fixed, when then making the loose side of bearing clearance move radially or axially
Amount of movement.According to moving direction, end-play and end-play can be divided into.
Claims (10)
1. a tilting-pad bearing body, including ring flange (1) and two bearing blocks (2), two described bearing blocks (2) are the most with one heart
It is arranged at two end faces of ring flange (1), it is characterized in that: described ring flange (1) is fitted with pad beyond the end face of bearing block (2)
(3), described pad (3) removably connects with ring flange (1).
Tilting-pad bearing body the most according to claim 1, is characterized in that: described pad (3) ringwise, and along ring flange
(1) end face beyond bearing block (2) is arranged.
Tilting-pad bearing body the most according to claim 2, is characterized in that: described pad is spaced around its length direction on (3)
Offering some perforation, the end face of described ring flange (1) offers some with described perforation screwed hole one to one, described in wear
Securing member (6) it is equipped with between hole and corresponding screwed hole.
Tilting-pad bearing body the most according to claim 3, is characterized in that: described ring flange (1) and the linking of bearing block (2)
Place is more than 180 degree by arc groove (7) transition, the central angle corresponding to cross section of described arc groove (7).
Tilting-pad bearing body the most according to claim 1, is characterized in that: be provided with between described pad (3) and ring flange (1)
Cushion (8).
Tilting-pad bearing body the most according to claim 3, is characterized in that: described pad (3) includes first mutually spliced
Half circular washer (9) and the second half circular washers (10), described the first half circular washers (9) and the second half circular washers (10) are respectively symmetrically position
Both sides in bearing block (2).
Tilting-pad bearing body the most according to claim 1, is characterized in that: described ring flange (1) and the center of bearing block (2)
Axially offering dead eye (11), the inwall of described dead eye (11) offers cannelure (12), the end of described cannelure (12)
Face has been equally spaced around some tilting bush sheets (13).
Tilting-pad bearing body the most according to claim 7, is characterized in that: the both sides, the back side of described tilting bush sheet (13) are offered
There is chamfering (14).
Tilting-pad bearing body the most according to claim 8, is characterized in that: the end face of described bearing block (2) offers some
Oil guide groove (15), some described oil guide groove (15) are distributed radially around dead eye (11), the end of described oil guide groove (15)
It is extended with the width oil guiding hole (16) less than oil guide groove (15).
Tilting-pad bearing body the most according to claim 9, is characterized in that: described oil guide groove offers oil filler point on (15)
(17)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620782360.6U CN205806226U (en) | 2016-07-21 | 2016-07-21 | Tilting-pad bearing body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620782360.6U CN205806226U (en) | 2016-07-21 | 2016-07-21 | Tilting-pad bearing body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205806226U true CN205806226U (en) | 2016-12-14 |
Family
ID=57508379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620782360.6U Expired - Fee Related CN205806226U (en) | 2016-07-21 | 2016-07-21 | Tilting-pad bearing body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205806226U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111486172A (en) * | 2020-04-29 | 2020-08-04 | 北京探矿工程研究所 | Open type diamond tilting pad thrust bearing |
-
2016
- 2016-07-21 CN CN201620782360.6U patent/CN205806226U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111486172A (en) * | 2020-04-29 | 2020-08-04 | 北京探矿工程研究所 | Open type diamond tilting pad thrust bearing |
| CN111486172B (en) * | 2020-04-29 | 2024-04-30 | 北京探矿工程研究所 | Open type diamond tilting pad thrust bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 Termination date: 20170721 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |