CN107725609A - It is a kind of from close formula bearing - Google Patents
It is a kind of from close formula bearing Download PDFInfo
- Publication number
- CN107725609A CN107725609A CN201711136477.2A CN201711136477A CN107725609A CN 107725609 A CN107725609 A CN 107725609A CN 201711136477 A CN201711136477 A CN 201711136477A CN 107725609 A CN107725609 A CN 107725609A
- Authority
- CN
- China
- Prior art keywords
- steel
- bearing
- cavity
- hole
- shield
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/723—Shaft end sealing means, e.g. cup-shaped caps or covers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7803—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings
- F16C33/7806—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings for spherical roller bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
- F16C33/783—Details of the sealing or parts thereof, e.g. geometry, material of the mounting region
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/08—Rigid support of bearing units; Housings, e.g. caps, covers for spindles
- F16C35/12—Rigid support of bearing units; Housings, e.g. caps, covers for spindles with ball or roller bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
- F16J15/181—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings for plastic packings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention belongs to Hydraulic Metal field, more particularly to a kind of from close formula bearing, including steel shield, the steel shield is cartridge type, radially it is divided into gear mud chamber, bearing cavity and lubricating cavity on the inside of the steel shield successively along steel shield, the bearing cavity is arranged between the gear mud chamber and the lubricating cavity, and steel bushing is fixedly installed in the bearing cavity, the gear mud intracavitary is provided with mud retaining ring, and the lubricating cavity is provided with oil fuel tube.This kind of bearing is collectively forming closed environment with rotating shaft when in use, prevents water to be easily accessible bearing with the silt in water, prevents its interior lubricating oil from infiltrating into outside bearing.
Description
Technical field
The invention belongs to Hydraulic Metal field, and in particular to a kind of from close formula bearing.
Background technology
On the flap gates such as canal, lake, reservoir, river course, lock leaf is to realize upset by rotating shaft, and bearing is to use
To ensure that gate rotating shaft can seal in flexible rotating and holding for a long time in building.Because one end of bearing can connect with current
Touching, water is easily accessible bearing with the silt in water, influences the sliding effect between bearing and rotating shaft, and makes bearing cause to damage,
Moreover, the lubricating oil in bearing is also readily permeable to outside, therefore keep the sealing between bearing and rotating shaft particularly significant.
The content of the invention
The defects of in order to overcome above-mentioned technical problem, the invention provides a kind of from close formula bearing, favorable sealing property.
Its technical scheme is：
A kind of from close formula bearing, including steel shield, the steel shield is cartridge type, on the inside of the steel shield along steel shield radial direction successively
Gear mud chamber, bearing cavity and lubricating cavity are divided into, the bearing cavity is arranged between the gear mud chamber and the lubricating cavity, described
Steel bushing is fixedly installed in bearing cavity, the gear mud intracavitary is provided with mud retaining ring, and the lubricating cavity is provided with oil fuel tube.
This kind is designed when in use, and rotating shaft is arranged in cartridge type steel shield, and steel shield holds rotating shaft tightly, but is unable to locking.Hold
Carry chamber and be used for stationary steel bushing, to carry axis of rotation；Gear mud chamber is used for fixing mud retaining ring, to prevent water, mud and other foreign matters
Entrance and lubricating oil infiltration；Lubricating cavity is used for depositing lubricating oil, oil fuel tube is provided with, for adding lubricating oil.
This kind of bearing is collectively forming closed environment with rotating shaft when in use, prevents water to be easily accessible axle with the silt in water
Hold, prevent its interior lubricating oil from infiltrating into outside bearing.
Preferably, the steel shield is provided with sealing ring in that one end for being provided with lubricating cavity.
This kind designs, and sealing ring can prevent that lubricating oil is infiltrated into outside bearing in lubricating cavity.
Preferably, it is provided with rubber blanket between the steel shield and the sealing ring.
This kind designs, and makes the connection between steel shield and sealing ring more tight, prevents the infiltration of water or lubricating oil.
Preferably, it is provided with embedded bar on the outside of the steel shield.
This kind designs, and in fixing bearing, bearing can be made more securely and precisely to be fixed on precalculated position.
Preferably, it is movably set with rotatable copper sheathing on the inside of the steel bushing.
This kind designs, and copper sheathing can strengthen the wearability of bearing.
Preferably, it is provided with the positioner for preventing copper sheathing play between the steel bushing and copper sheathing.
This kind is designed, and prevents copper sheathing play, and to lift stability of the rotating shaft when rotating, rotating shaft and axle can be reduced with this
The damage risk held.
Preferably, the positioner includes steel ball, and the excircle at the copper sheathing both ends sets annular arc groove, institute respectively
State steel bushing circumference it is first-class set up separately be equipped with multiple through holes, the through hole is corresponding with copper sheathing annular circular arc groove location, in the through hole
Steel ball is provided with, a part for the steel ball is arranged in the just set through hole, and another part is arranged on the annular arc groove
Interior, the positioner also includes bolt, screw thread is provided with the through hole, the bolt is by being threaded into the logical of steel bushing
Hole, the bolt lower end are pressed on steel ball, to adjust the rolling gap of steel ball, the radius of the through hole and the annular arc groove
Circular arc groove radius it is equal, and more than the radius of the steel ball, the through hole can accommodate the steel ball just.
This kind designs, and copper sheathing is rotated in steel bushing, but can not lift axis of rotation along copper sheathing radial-play with this
Stability.And by bolt pressing steel balls can be descended to adjust the position for rolling gap, adjusting copper sheathing of steel ball, make turning for copper sheathing
It is dynamic more stable, flexible.
Preferably, the steel bushing takes interference fit to be fixed in the steel shield.
This kind designs, and steel bushing is more securely fixed in steel shield, strengthens antiwhip.
Preferably, the medium of the mud retaining ring uses rubber ring or oily cotton cord.
Brief description of the drawings
Fig. 1 is the structural representation that the present invention is equipped with rotating shaft.
Fig. 2 is part A enlarged drawing in Fig. 1.
Wherein：1st, steel shield, 11, embedded bar, 2, gear mud chamber, 21, mud retaining ring, 3, bearing cavity, 31, steel bushing, 32, copper
Set, 33, steel ball, 34, bolt, 4, lubricating cavity, 41, oil fuel tube, 5, sealing ring, 6, rubber blanket.
Embodiment
As shown in figure 1, a kind of from close formula bearing, including steel shield 1, the steel shield 1 is cartridge type, in the steel shield 1
Side is radially divided into gear mud chamber 2, bearing cavity 3 and lubricating cavity 4, the bearing cavity 2 along steel shield 1 and is arranged on the gear mud successively
Between chamber 1 and the lubricating cavity 4, steel bushing 31 is fixedly installed in the bearing cavity 3, mud retaining ring is provided with the gear mud chamber 2
21, the lubricating cavity 4 is provided with oil fuel tube 41.
The steel shield 1 is provided with sealing ring 5 in that one end for being provided with lubricating cavity 4.
Rubber blanket 6 is provided between the steel shield 1 and the sealing ring 5.
The outside of the steel shield 1 is provided with embedded bar 11.
The inner side of steel bushing 31 is movably set with rotatable copper sheathing 32.
The positioner for preventing the play of copper sheathing 32 is provided between the steel bushing 31 and copper sheathing 32.
As illustrated in fig. 1 and 2, the positioner includes steel ball 33, and the excircle at the both ends of copper sheathing 32 sets ring respectively
Shape arc groove, the circumference of steel bushing 31 is first-class to be set up separately and is equipped with multiple through holes, the through hole and the annular circular arc groove location phase of copper sheathing 32
It is corresponding, steel ball 33 is provided with the through hole, a part for the steel ball 33 is arranged in 31 through holes of the just set, another part
It is arranged in the annular arc groove, the positioner also includes bolt 34, and screw thread, the bolt are provided with the through hole
34 by being threaded into the through hole of steel bushing 31, and the lower end of bolt 34 is pressed on steel ball 33, to adjust the rolling gap of steel ball 33,
The circular arc groove radius of the radius of the through hole and the annular arc groove is equal, and more than the radius of the steel ball 33, it is described logical
Hole can accommodate the steel ball 33 just.The steel bushing 31 takes interference fit to be fixed in the steel shield 1.
The steel bushing 31 takes interference fit to be fixed in the steel shield 1.
The medium of the mud retaining ring 21 uses rubber ring or oily cotton cord.
The medium of the sealing ring 5 uses rubber ring or oily cotton cord.
Claims (9)
- It is 1. a kind of from close formula bearing, it is characterised in that：Including steel shield（1）, the steel shield（1）For cartridge type, the steel shield （1）Inner side is along steel shield（1）Gear mud chamber is radially divided into successively（2）, bearing cavity（3）And lubricating cavity（4）, the bearing cavity （2）It is arranged on the gear mud chamber（1）With the lubricating cavity（4）Between, the bearing cavity（3）Inside it is fixedly installed steel bushing（31）, The gear mud chamber（2）Inside it is provided with mud retaining ring（21）, the lubricating cavity（4）It is provided with oil fuel tube（41）.
- It is 2. according to claim 1 a kind of from close formula bearing, it is characterised in that：The steel shield（1）It is being provided with lubrication Chamber（4）One end be provided with sealing ring（5）.
- It is 3. according to claim 2 a kind of from close formula bearing, it is characterised in that：The steel shield（1）With the sealing ring （5）Between be provided with rubber blanket（6）.
- It is 4. a kind of from close formula bearing according to claim 1,2 or 3, it is characterised in that：The steel shield（1）Outside set It is equipped with embedded bar（11）.
- It is 5. a kind of from close formula bearing according to claim 1,2 or 3, it is characterised in that：The steel bushing（31）Inner side activity It is provided with rotatable copper sheathing（32）.
- It is 6. according to claim 5 a kind of from close formula bearing, it is characterised in that：The steel bushing（31）With copper sheathing（32）Between Being provided with prevents copper sheathing（32）The positioner of play.
- It is 7. according to claim 6 a kind of from close formula bearing, it is characterised in that：The positioner includes steel ball（33）, The copper sheathing（32）The excircle at both ends is respectively arranged with annular arc groove, the steel bushing（31）Circumference is first-class set up separately be equipped with it is multiple Through hole, the through hole and copper sheathing（32）Annular circular arc groove location is corresponding, and steel ball is provided with the through hole（33）, the steel ball （33）A part be arranged on it is described just set（31）In through hole, another part is arranged in the annular arc groove, the positioning Device also includes bolt（34）, screw thread, the bolt are provided with the through hole（34）By being threaded into steel bushing（31）It is logical Hole, the bolt（34）Lower end is pressed in steel ball（33）On, to adjust steel ball（33）Rolling gap, the radius of the through hole and institute It is equal to state the circular arc groove radius of annular arc groove, and is more than the steel ball（33）Radius, the through hole can accommodate described just Steel ball（33）.
- It is 8. a kind of from close formula bearing according to claim 1,2 or 3, it is characterised in that：The steel bushing（31）Take interference Cooperation is fixed on the steel shield（1）It is interior.
- It is 9. a kind of from close formula bearing according to claim 1,2 or 3, it is characterised in that：The mud retaining ring（21）Medium Using rubber ring or oily cotton cord.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711136477.2A CN107725609A (en) | 2017-11-16 | 2017-11-16 | It is a kind of from close formula bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711136477.2A CN107725609A (en) | 2017-11-16 | 2017-11-16 | It is a kind of from close formula bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107725609A true CN107725609A (en) | 2018-02-23 |
Family
ID=61216747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711136477.2A Pending CN107725609A (en) | 2017-11-16 | 2017-11-16 | It is a kind of from close formula bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107725609A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1082423A (en) * | 1993-10-22 | 1998-03-31 | Hitachi Constr Mach Co Ltd | Sliding bearing |
| CN201801851U (en) * | 2010-09-03 | 2011-04-20 | 扬州楚门机电设备制造有限公司 | Wall-through sealing device for steel dam bottom shaft |
| CN102797243A (en) * | 2012-08-28 | 2012-11-28 | 黄河勘测规划设计有限公司 | Wall penetrating seal structure of underwater rotating shaft of steel dam gate |
| CN202628598U (en) * | 2012-06-12 | 2012-12-26 | 沈阳鼓风机通风设备有限责任公司 | Sealing assembly of sliding bearing pack of fan |
| CN203782661U (en) * | 2014-04-10 | 2014-08-20 | 扬州市飞龙气动液压设备有限公司 | Water-stopping device of wall-penetrating shaft sleeve of bottom cross shaft driving flip plate gate |
| CN203866794U (en) * | 2014-04-16 | 2014-10-08 | 江苏省水利机械制造有限公司 | Through-wall water seal device for bottom shaft driving steel dam gate |
| CN106640951A (en) * | 2017-01-06 | 2017-05-10 | 宁波银球小型轴承有限公司 | Double-trench super-wear-resisting high-speed washing machine bearing |
| CN207830385U (en) * | 2017-11-16 | 2018-09-07 | 云南星禹水利设备有限责任公司 | It is a kind of from close formula bearing |
-
2017
- 2017-11-16 CN CN201711136477.2A patent/CN107725609A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1082423A (en) * | 1993-10-22 | 1998-03-31 | Hitachi Constr Mach Co Ltd | Sliding bearing |
| CN201801851U (en) * | 2010-09-03 | 2011-04-20 | 扬州楚门机电设备制造有限公司 | Wall-through sealing device for steel dam bottom shaft |
| CN202628598U (en) * | 2012-06-12 | 2012-12-26 | 沈阳鼓风机通风设备有限责任公司 | Sealing assembly of sliding bearing pack of fan |
| CN102797243A (en) * | 2012-08-28 | 2012-11-28 | 黄河勘测规划设计有限公司 | Wall penetrating seal structure of underwater rotating shaft of steel dam gate |
| CN203782661U (en) * | 2014-04-10 | 2014-08-20 | 扬州市飞龙气动液压设备有限公司 | Water-stopping device of wall-penetrating shaft sleeve of bottom cross shaft driving flip plate gate |
| CN203866794U (en) * | 2014-04-16 | 2014-10-08 | 江苏省水利机械制造有限公司 | Through-wall water seal device for bottom shaft driving steel dam gate |
| CN106640951A (en) * | 2017-01-06 | 2017-05-10 | 宁波银球小型轴承有限公司 | Double-trench super-wear-resisting high-speed washing machine bearing |
| CN207830385U (en) * | 2017-11-16 | 2018-09-07 | 云南星禹水利设备有限责任公司 | It is a kind of from close formula bearing |
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