CN108980215A - A kind of absolute altitude regulation device applied to rotor bearing - Google Patents
A kind of absolute altitude regulation device applied to rotor bearing Download PDFInfo
- Publication number
- CN108980215A CN108980215A CN201811184392.6A CN201811184392A CN108980215A CN 108980215 A CN108980215 A CN 108980215A CN 201811184392 A CN201811184392 A CN 201811184392A CN 108980215 A CN108980215 A CN 108980215A
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- China
- Prior art keywords
- sliding block
- top plate
- bottom plate
- connecting rod
- absolute altitude
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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.)
- Pending
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- 230000033001 locomotion Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
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
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Actuator (AREA)
Abstract
A kind of absolute altitude regulation device applied to rotor bearing belongs to rotor bearing and technical field is turned up, and the present invention effectively can accurately adjust rotating machinery rotor-support-foundation system bearing dynamical height device to solve the problems, such as to lack at present.Bottom plate is groove profile and is fixedly mounted on workbench or ground, the both ends of top plate are slidably mounted on the inner wall of bottom plate, and the lower surface of top plate is the shape of falling roof, hydraulic cylinder is fixedly installed between top plate and bottom plate, the axis of hydraulic cylinder and the central axis of bottom plate and top plate are orthogonal, first sliding block and the second sliding block are slidably mounted on bottom plate, first sliding block and the second sliding block are oppositely arranged the two sides for being located at top plate lower surface, and the upper surface of the first sliding block and the second sliding block is equipped with the gradient matched with top plate lower surface.A kind of absolute altitude regulation device applied to rotor bearing of the invention to control the rise and fall of bottom plate, and then can adjust the absolute altitude of bearing by hydraulic control drive-train means.
Description
Technical field
The present invention relates to a kind of absolute altitude regulation devices, and in particular to a kind of absolute altitude regulation device applied to rotor bearing,
Belong to rotor bearing and technical field is turned up.
Background technique
In practical projects, the bearing dynamical height device of the rotating machineries such as gas turbine, aero-engine, steam turbine is logical
It is often to be completed by gasket mode, adjustment is required to through jack system every time, there is low efficiency, error are big, essence
Low defect is spent,
Therefore a kind of high-precision, the efficient controllable regulation device of rotating machinery rotor-support-foundation system bearing are designed, is had
Important Project practical significance and directive function.
Summary of the invention
The object of the present invention is to provide a kind of absolute altitude regulation devices applied to rotor bearing, are asked with solving above-mentioned technology
Topic.
A kind of absolute altitude regulation device applied to rotor bearing includes top plate and bottom plate, the first sliding block, the second sliding block, first
Connecting rod, second connecting rod and hydraulic cylinder；
Bottom plate is groove profile and is fixedly mounted on workbench or ground that the both ends of top plate are slidably mounted on the inner wall of bottom plate
On, and the lower surface of top plate is the shape of falling roof, and hydraulic cylinder, the axis and bottom plate of hydraulic cylinder are fixedly installed between top plate and bottom plate
Orthogonal with the central axis of top plate, the first sliding block and the second sliding block are slidably mounted on bottom plate, and the first sliding block and second is slided
Block is oppositely arranged the two sides for being located at top plate lower surface, and the upper surface of the first sliding block and the second sliding block is equipped with and top plate following table
The gradient that face matches, the piston rod of hydraulic cylinder output end and first connecting rod and second connecting rod are articulated with G point, first connecting rod it is another
One end and the first sliding block are articulated with E point, and the other end of second connecting rod and the second sliding block are articulated with F point.
It is preferred: the first T-slot to be provided on the two sides inner wall of bottom plate, the both ends of top plate are equipped with to be matched with the first T-slot
Sliding pair；Also it is provided with the second T-slot on the interior bottom of bottom plate, the ground of the first sliding block and the second sliding block is equipped with and the second T-type
The sliding pair that slot matches.
Preferred: the angle of gradient of the upper surface of the first sliding block and the second sliding block is 5 ° -10 °, the first sliding block and the second sliding block
Roughness with top plate contact face is less than 0.8 μm.
The present invention has the effect that compared with existing product
To control the rise and fall of bottom plate, and then the mark of bearing can be adjusted by hydraulic control drive-train means
It is high.The experimental rig of design controls moving up and down for bottom plate by hydraulic system drive link mechanism, and then adjusts the mark of bearing
It is high；The apparatus structure is simple, and component is few, easy to process.By the controllable heavily loaded device of hydraulic system, and pass through control hydraulic cylinder
Displacement output, and then adjust the stroke of control bearing regulation, security reliability and stability are high.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of absolute altitude regulation device applied to rotor bearing of the present invention；
Fig. 2 is the A-A cross-sectional view of Fig. 1；
Fig. 3 is the B-B cross-sectional view of Fig. 1；
Fig. 4 is the top view of regulation device；
Fig. 5 is the force analysis figure of regulation device.
In figure: 1- top plate, 2- bottom plate, the first sliding block of 3-, the second sliding block of 4-, 5- first connecting rod, 6- second connecting rod, 7- are hydraulic
Cylinder, 8- piston rod.
Specific embodiment
The preferred embodiment of the present invention is elaborated below according to attached drawing.
As shown in Figures 1 to 5, a kind of absolute altitude regulation device applied to rotor bearing of the present invention include top plate 1,
Bottom plate 2, the first sliding block 3, the second sliding block 4, first connecting rod 5, second connecting rod 6 and hydraulic cylinder 7；
Bottom plate 2 is groove profile and is fixedly mounted on workbench or ground that the both ends of top plate 1 are slidably mounted on the interior of bottom plate 2
On wall, and the lower surface of top plate 1 is the shape of falling roof, and hydraulic cylinder 7, the axis of hydraulic cylinder 7 are fixedly installed between top plate 1 and bottom plate 2
The central axis of line and bottom plate 2 and top plate 1 is orthogonal, and the first sliding block 3 and the second sliding block 4 are slidably installed on a base plate 2, and first
Sliding block 3 and the second sliding block 4 are oppositely arranged the two sides for being located at 1 lower surface of top plate, and the first sliding block 3 and the second sliding block 4 is upper
Surface is equipped with the gradient matched with 1 lower surface of top plate, the piston rod 8 and first connecting rod 5 and second connecting rod of 7 output end of hydraulic cylinder
6 are articulated with G point, and the other end of first connecting rod 5 and the first sliding block 3 are articulated with E point, the other end of second connecting rod 6 and the second sliding block 4
It is articulated with F point.
Further, being provided with the first T-slot on the two sides inner wall of bottom plate 2, the both ends of top plate 1 are equipped with to match with the first T-slot
The sliding pair of conjunction；Also it is provided with the second T-slot on the interior bottom of bottom plate 2, the ground of the first sliding block 3 and the second sliding block 4 is equipped with and the
The sliding pair that two T-slots match.
Further, the angle of gradient of the upper surface of the first sliding block 3 and the second sliding block 4 is 5 ° -10 °, the first sliding block 3 and second is sliding
The roughness of block 4 and 1 contact surface of top plate is less than 0.8 μm.
Working principle: its insole board is consolidated in ground, and the two sides of top plate and bottom plate are clearance fit, and section is T-slot knot
Structure, as shown in figure, top plate and bottom plate are to slide secondary fiting constraint, guarantee that top plate does vertical straight line movement.First sliding block,
Two slider bottoms and bottom plate are to slide secondary fiting constraint, and section is T-slot structure, and clearance fit guarantees that two sliding blocks are done in bottom plate
Horizontal rectilinear motion.
The structure of sliding block is ladder structure of right angle, and there is certain slope in upper surface, more consistent with the top plate lower surface gradient, wherein
5 ° -10 ° of the angle of gradient, to reach better stressed effect.First sliding block is contacted with the second slider top with top plate bottom, contact surface
Roughness is less than 0.8 μm.The central axis of hydraulic cylinder axis and bottom plate, ceiling should be in vertical plane, i.e., hydraulic cylinder is in bottom
The centre of plate and top plate；
Controllable regulation device top view is as shown in figure 4, piston in hydraulic cylinder bar and first connecting rod, second connecting rod are articulated with a little
G, first connecting rod, second connecting rod are articulated with point E, F respectively at the first sliding block, the second sliding block, and first connecting rod, second connecting rod are about in
Mandrel line is arranged symmetrically, and the first sliding block, the second sliding block are arranged symmetrically about central axis.
It can be obtained by the force analysis of Fig. 5:
F1 generation table connecting rod gives the active force of sliding block in formula, and F represents piston rod thrust, and α represents the angle of two connecting rods, β
Represent connecting rod and horizontal direction angle.
F2=F1cosβ
F2 represents the horizontal applied force that connecting rod gives sliding block in formula.
It can finally obtain:
Therefore to improve transmission efficiency, guaranteed formation requirement, ∠ EGF is 150 ° -170 °.
Hydraulic cylinder 7 is used as driving device, and first connecting rod 5, second connecting rod 6 is driven to swing respectively by piston rod 8, and first connects
Bar 5, second connecting rod 6 drive the first sliding block 3, the second sliding block 4 to do respectively to two sides, and horizontal linear is mobile, and the first sliding block 3, second is sliding
Block 4 is mobile by horizontal linear, co- controlling the vertical straight line movement of top plate 1.
Reduction process: as shown in figure 4, piston rod travels forward in hydraulic cylinder, drive first connecting rod, second connecting rod inverse respectively
It is hour hands, passive clockwise, so push respectively the first sliding block, the second sliding block to the left, do horizontal rectilinear motion to the right, pass through first
Sliding block, the control of the second sliding block drive top plate to do and move straight down.
Elevation process: piston rod moves backward in hydraulic cylinder, respectively drive first connecting rod, second connecting rod clockwise, the inverse time
Needle is passive, so push respectively the first sliding block, the second sliding block to the right, do horizontal rectilinear motion to the left, pass through the first sliding block, second
Sliding block control drives top plate to do and moves straight up.
This embodiment is just an exemplary description of this patent, does not limit its protection scope, those skilled in the art
Member can also be changed its part, as long as it does not exceed the essence of this patent, within the protection scope of the present patent.
Claims (3)
1. a kind of absolute altitude regulation device applied to rotor bearing, it is characterised in that: slided including top plate (1), bottom plate (2), first
Block (3), the second sliding block (4), first connecting rod (5), second connecting rod (6) and hydraulic cylinder (7)；
The bottom plate (2) is groove profile and is fixedly mounted on workbench or ground that the both ends of top plate (1) are slidably mounted on bottom plate
(2) on inner wall, and the lower surface of top plate (1) is the shape of falling roof, is fixedly installed with hydraulic cylinder between top plate (1) and bottom plate (2)
(7), the axis of hydraulic cylinder (7) and the central axis of bottom plate (2) and top plate (1) are orthogonal, the first sliding block (3) and the second sliding block
(4) it is slidably mounted on bottom plate (2), the first sliding block (3) and the second sliding block (4) are oppositely arranged and are located at top plate (1) lower surface
Two sides, and the upper surface of the first sliding block (3) and the second sliding block (4) is equipped with the gradient that matches with top plate (1) lower surface, hydraulic
The piston rod (8) of cylinder (7) output end and first connecting rod (5) and second connecting rod (6) are articulated with G point, the other end of first connecting rod (5)
It is articulated with E point with the first sliding block (3), the other end and the second sliding block (4) of second connecting rod (6) are articulated with F point.
2. a kind of absolute altitude regulation device applied to rotor bearing according to claim 1, it is characterised in that: the bottom plate
(2) the first T-slot is provided on two sides inner wall, the both ends of top plate (1) are equipped with the sliding pair matched with the first T-slot；Bottom plate
(2) also it is provided with the second T-slot on interior bottom, the ground of the first sliding block (3) and the second sliding block (4) is equipped with and the second T-slot phase
The sliding pair of cooperation.
3. a kind of absolute altitude regulation device applied to rotor bearing according to claim 1, it is characterised in that: described first
The angle of gradient of the upper surface of sliding block (3) and the second sliding block (4) is 5 ° -10 °, the first sliding block (3) and the second sliding block (4) and top plate
(1) roughness of contact surface is less than 0.8 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811184392.6A CN108980215A (en) | 2018-10-11 | 2018-10-11 | A kind of absolute altitude regulation device applied to rotor bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811184392.6A CN108980215A (en) | 2018-10-11 | 2018-10-11 | A kind of absolute altitude regulation device applied to rotor bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108980215A true CN108980215A (en) | 2018-12-11 |
Family
ID=64543483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811184392.6A Pending CN108980215A (en) | 2018-10-11 | 2018-10-11 | A kind of absolute altitude regulation device applied to rotor bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108980215A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113830717A (en) * | 2021-10-19 | 2021-12-24 | 湖南瑞龙重工科技有限公司 | Well lid is hoisting device for maintenance |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2692411Y (en) * | 2004-04-23 | 2005-04-13 | 哈尔滨工业大学 | Rotary mechanical bearing height mark controllable regulating device |
| CN101576126A (en) * | 2009-06-23 | 2009-11-11 | 大连理工大学 | Device for adjusting elevation of bearing in rotating machinery on line |
| CN203635943U (en) * | 2013-12-23 | 2014-06-11 | 赵晶文 | Locking device of spindle box of vertical numerically-controlled machine tool |
| CN208804130U (en) * | 2018-10-11 | 2019-04-30 | 哈尔滨电气股份有限公司 | A kind of absolute altitude regulation device applied to rotor bearing |
-
2018
- 2018-10-11 CN CN201811184392.6A patent/CN108980215A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2692411Y (en) * | 2004-04-23 | 2005-04-13 | 哈尔滨工业大学 | Rotary mechanical bearing height mark controllable regulating device |
| CN101576126A (en) * | 2009-06-23 | 2009-11-11 | 大连理工大学 | Device for adjusting elevation of bearing in rotating machinery on line |
| CN203635943U (en) * | 2013-12-23 | 2014-06-11 | 赵晶文 | Locking device of spindle box of vertical numerically-controlled machine tool |
| CN208804130U (en) * | 2018-10-11 | 2019-04-30 | 哈尔滨电气股份有限公司 | A kind of absolute altitude regulation device applied to rotor bearing |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113830717A (en) * | 2021-10-19 | 2021-12-24 | 湖南瑞龙重工科技有限公司 | Well lid is hoisting device for maintenance |
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