CN203202030U - Hollow shaft type energy-saving hydrostatic bearing - Google Patents
Hollow shaft type energy-saving hydrostatic bearing Download PDFInfo
- Publication number
- CN203202030U CN203202030U CN 201320225002 CN201320225002U CN203202030U CN 203202030 U CN203202030 U CN 203202030U CN 201320225002 CN201320225002 CN 201320225002 CN 201320225002 U CN201320225002 U CN 201320225002U CN 203202030 U CN203202030 U CN 203202030U
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- CN
- China
- Prior art keywords
- oil
- bearing support
- bearing
- oil chamber
- rotary spacing
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- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a hollow shaft type energy-saving hydrostatic bearing which is composed of a bearing body, a bearing base, a first axial locating plate, a second axial locating plate, a rotation limiting plate, a first pin shaft, a second pin shaft, a ball head bolt and a ball head nut. The bearing body is provided with an oil chamber, two oil collecting and constraining ditches and two single lug rings, wherein the oil chamber is formed by a main oil chamber, two auxiliary oil chambers and a complementary oil chamber, the main oil chamber is an H-shaped oil chamber which is provided with three rows of oil outlet holes in parallel, the two auxiliary oil chambers are isosceles trapezoid oil chambers which are distributed in symmetry with the main oil cylinder, each auxiliary oil chamber is provided with two rows of oil outlet holes in parallel, the complementary oil chamber is a rectangular oil chamber which is provided with a single row of dual-oil outlet holes in series connection, and the first axial locating plate and the second locating plate are fixedly arranged on the two end faces of the bearing body to form revolved body axial location. The hollow shaft type energy-saving hydrostatic bearing can achieve complete full-liquid lubrication of a lubrication oil film, and is low in operation energy consumption and cost for using and maintenance.
Description
Technical field
The utility model relates to a kind of hydrostatic bearing, particularly the energy-conservation hydrostatic bearing of a kind of hollow shaft type.
Background technique
The specification of pebble mill constantly increases, and the bearing capacity of hydrostatic bearing has been proposed requirements at the higher level, existing hydrostatic bearing, and operational reliability is lower, and fault happens occasionally, and operation energy consumption and working service cost are higher.
The model utility content
The purpose of this utility model provides the energy-conservation hydrostatic bearing of a kind of hollow shaft type.
The utility model is by bearing support, bearing support, the first axially locating plate, the second axially locating plate, the rotary spacing plate, the first bearing pin, the second bearing pin, ball stud and bulb nut form, has oil pocket on the bearing support, article two, boundling oil duct and two monaural rings, oil pocket is by a main oil pocket, two auxiliary oil pockets and a repairing chamber consist of, main oil pocket is the I shape oil pocket of three row a plurality of oil outlets in parallel, two auxiliary oil pockets are the isosceles trapezoid oil pockets with the symmetrical two row a plurality of oil outlets in parallel of main oil pocket, the repairing chamber is the rectangle oil pocket of the two oil outlets of single-row series connection, have many horizontal oil input channels and vertical oil input channel on the bearing support, whenever list oilhole and be communicated with vertical oil input channel by horizontal oil input channel; On the bearing support both sides of the first axis pin base have the bearing support orthostatism fixedly limiting board and bearing support maximum inclination position fixedly limiting board, be used for the anchor bearing body two monaural rings, be used for the ears ring of hinged rotary spacing plate, the first bearing pin is arranged in two the monaural rings and the first axis pin base hole on two monaural rings on the bearing support and the bearing support, forms chain connection between bearing support and bearing support; The second bearing pin is arranged in the ears ring and rotary spacing plate hole on the bearing support, form chain connection between rotary spacing plate and bearing support, the alignment bearing body, ball stud is arranged in the fixing spacing plate hole of rotary spacing plate, bearing support and bearing support orthostatism, tighten the bulb nut, make bearing support be in erectility, the sphere of ball stud and bulb nut respectively with rotary spacing plate and fixing limiting board bolt hole sphere-contact; Unscrew the state that bulb nut to bearing support is in inclination maximum, the sphere of ball stud, bulb nut respectively with rotary spacing plate and fixing limiting board bolt hole sphere-contact; The first axially locating plate and the second axially locating plate are fixed on respectively by set screws on two end faces of bearing support, consist of the axially locating of solid of rotation.
The beneficial effects of the utility model: the utility model can make vertically evenly distribution of oil film pressure, near the oil film pressure of axle journal lowest part of hydrostatic bearing large, from main oil pocket circumferential edge, larger along the circumferential oil film pressure decay of axle journal, the energy consumption of hydraulic power unit is little, and the bearing capacity of bearing is large; The ratio of strength to weight of bearing is large, and mounting or dismounting are convenient, have flexibly aligning function, can realize the full liquid lubrication that lubricant film is complete, and operation energy consumption and use and maintenance cost are low.
Description of drawings
Fig. 1 is schematic perspective view of the present utility model.
Fig. 2 is plan view of the present utility model.
Fig. 3 is left view of the present utility model.
Fig. 4 is plan view of the present utility model.
Fig. 5 is perspective exploded view of the present utility model.
Fig. 6 is three-dimensional cutaway view schematic diagram of the present utility model.
Fig. 7 is the schematic diagram of the utility model when being erectility.
Fig. 8 be the utility model when being erectility ball stud and the position view of bulb nut.
Fig. 9 is the schematic diagram of the utility model when inclined.
Figure 10 be the utility model when inclined ball stud and the position view of bulb nut.
Embodiment
See also Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and shown in Figure 6, the utility model is by bearing support 10, bearing support 11, the first axially locating plate 12, the second axially locating plate 13, rotary spacing plate 14, the first bearing pin 15, the second bearing pin 16, ball stud 17 and bulb nut 18 form, has oil pocket 101 on the bearing support 10, article two, boundling oil duct 105, two monaural rings 106, oil pocket 101 is by a main oil pocket 102, two auxiliary oil pockets 103 and a repairing chamber 104 consist of, main oil pocket 102 is I shape oil pockets of three row a plurality of oil outlets 109 in parallel, two auxiliary oil pockets 103 are the isosceles trapezoid oil pockets with the symmetrical two row a plurality of oil outlets 109 in parallel of main oil pocket 102, repairing chamber 104 is rectangle oil pockets of the two oil outlets 109 of single-row series connection, have many horizontal oil input channels 107 and vertical oil input channel 108 on the bearing support 10, whenever list oilhole 109 and be communicated with vertical oil input channel 108 by horizontal oil input channel 107, as shown in Figure 6; On the bearing support 11 both sides of the first axis pin base 114 have the bearing support orthostatism fixedly limiting board 111 and bearing support maximum inclination position fixedly limiting board 112, be used for anchor bearing body 10 two monaural rings 113, be used for the ears ring 115 of hinged rotary spacing plate, the first bearing pin 15 is arranged in two the monaural rings 106 and the first axis pin base 114 holes on two monaural rings 113 on the bearing support 11, the bearing support 10, forms bearing support 10 and 11 chain connections of bearing support; The second bearing pin 16 is arranged in the ears ring 115 and rotary spacing plate 14 holes on the bearing support 11, form rotary spacing plate 14 and 11 chain connections of bearing support, alignment bearing body 10, ball stud 17 is arranged in rotary spacing plate 14, bearing support 10 and bearing support orthostatism fixedly in limiting board 111 holes, tighten bulb nut 18, make bearing support 10 be in erectility, the sphere of ball stud 17, bulb nut 18 respectively with rotary spacing plate 14 and fixing limiting board 112 bolt hole sphere-contacts, as shown in Figure 7 and Figure 8; Unscrew bulb nut 18 is in inclination maximum to bearing support 10 state, the sphere of ball stud 17 and bulb nut 18 respectively with rotary spacing plate 14 and fixing limiting board 112 bolt hole sphere-contacts, as shown in Figure 9 and Figure 10; The first axially locating plate 12 and the second axially locating plate 13 are fixed on respectively by set screws on two end faces of bearing support 10, consist of the axially locating of solid of rotation.
Working procedure of the present utility model is:
The high pressure oil of hydraulic power unit, through the parallel multiplex oil pipe, a plurality of oil outlets by main oil pocket 102 and auxiliary oil pocket 103 are pressed on neck of hollow shaft and the bearing support 10 between inner cylindrical surface, solid of rotation is floated, form complete lubricant film, when pebble mill starting with full load and normal operation, the axle journal of quill shaft screws in the lubricant film attenuate of bearing support 10 1 sides, even it is imperfect lubricant film to occur, two oilholes of the at this moment low pressure oil of hydraulic power unit 104 series connection through the repairing chamber flow out, and guarantee that lubricant film is complete; The rotation angle of bearing support 10 can be by rotary spacing plate 14 by 18 controls of bulb nut, unscrew bulb nut 18 rotary spacing plates 14 and can turn a small angle by relative the second bearing pin 16, the hard-over of bearing support 10 is by fixedly limiting board 112 restrictions of rotary spacing plate 14 hard-overs, bearing support 10 just can freely rotate in the angle of rotary spacing plate 14 restrictions, to realize the effect of hydrostatic bearing aligning.
Claims (1)
1. energy-conservation hydrostatic bearing of hollow shaft type, it is characterized in that: be by bearing support (10), bearing support (11), the first axially locating plate (12), the second axially locating plate (13), rotary spacing plate (14), the first bearing pin (15), the second bearing pin (16), ball stud (17) and bulb nut (18) form, has oil pocket (101) on the bearing support (10), article two, boundling oil duct (105) and two monaural rings (106), oil pocket (101) is by a main oil pocket (102), two auxiliary oil pockets (103) and a repairing chamber (104) consist of, main oil pocket (102) is the I shape oil pocket of three row a plurality of oil outlets in parallel (109), two auxiliary oil pockets (103) are and the isosceles trapezoid oil pocket of the symmetrical two row a plurality of oil outlets in parallel (109) of main oil pocket (102) that repairing chamber (104) are the rectangle oil pockets of the two oil outlets (109) of single-row series connection; Have many horizontal oil input channels (107) and vertical oil input channel (108) on the bearing support (10), whenever list oilhole (109) and be communicated with vertical oil input channel (108) by horizontal oil input channel (107);
The both sides of upper the first axis pin base of bearing support (11) (114) have the bearing support orthostatism fixedly limiting board (111) and bearing support maximum inclination position fixedly limiting board (112), be used for two monaural rings (113) of anchor bearing body (10) and be used for the ears ring (115) of hinged rotary spacing plate, the first bearing pin (15) is arranged in two monaural rings (113), two the monaural rings (106) on the bearing support (10) and the first axis pin base (114) hole on the bearing support (11), forms chain connection between bearing support (10) and bearing support (11); The second bearing pin (16) is arranged in the ears ring (115) and rotary spacing plate 14 holes on the bearing support (11), form chain connection between rotary spacing plate (14) and bearing support (11), alignment bearing body (10), ball stud (17) is arranged in rotary spacing plate (14), bearing support (10) and bearing support orthostatism are fixedly in limiting board (111) hole, tighten bulb nut (18), make bearing support (10) be in erectility, the sphere of ball stud (17) and bulb nut (18) respectively with rotary spacing plate (14) and fixing limiting board (112) bolt hole sphere-contact; Unscrew bulb nut (18) is in inclination maximum to bearing support (10) state, the sphere of ball stud (17) and bulb nut (18) respectively with rotary spacing plate (14) and fixing limiting board (112) bolt hole sphere-contact; The first axially locating plate (12) and the second axially locating plate (13) are fixed on respectively by set screws on two end faces of bearing support (10), consist of the axially locating of solid of rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320225002 CN203202030U (en) | 2013-04-28 | 2013-04-28 | Hollow shaft type energy-saving hydrostatic bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320225002 CN203202030U (en) | 2013-04-28 | 2013-04-28 | Hollow shaft type energy-saving hydrostatic bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203202030U true CN203202030U (en) | 2013-09-18 |
Family
ID=49146141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320225002 Withdrawn - After Issue CN203202030U (en) | 2013-04-28 | 2013-04-28 | Hollow shaft type energy-saving hydrostatic bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203202030U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103233978A (en) * | 2013-04-28 | 2013-08-07 | 昆明学院 | Hollow shaft type energy-saving static pressure bearing |
-
2013
- 2013-04-28 CN CN 201320225002 patent/CN203202030U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103233978A (en) * | 2013-04-28 | 2013-08-07 | 昆明学院 | Hollow shaft type energy-saving static pressure bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130918 Effective date of abandoning: 20150610 |
|
| RGAV | Abandon patent right to avoid regrant |