CN111271384A - Wind power locking disc - Google Patents
Wind power locking disc Download PDFInfo
- Publication number
- CN111271384A CN111271384A CN202010043151.0A CN202010043151A CN111271384A CN 111271384 A CN111271384 A CN 111271384A CN 202010043151 A CN202010043151 A CN 202010043151A CN 111271384 A CN111271384 A CN 111271384A
- Authority
- CN
- China
- Prior art keywords
- inner sleeve
- stress release
- stress
- locking disc
- seam
- 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
Images
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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/02—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for connecting two abutting shafts or the like
- F16D1/04—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for connecting two abutting shafts or the like with clamping hub; with hub and longitudinal key
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a wind power locking disc, which relates to the field of couplings and comprises an outer sleeve, wherein the outer sleeve is connected with an inner sleeve in a threaded manner, a plurality of stress release seams are formed in a circumferential array at one end, located in the outer sleeve, of the inner sleeve, and the stress release seams are formed in the axial direction of the outer sleeve. Aiming at the problems of small contraction amplitude of the inner ring and insufficient locking effect in the prior art, the invention aims to provide the wind power locking disc, the plurality of stress release seams are formed in the circumferential array, so that the contraction range of the inner sleeve is increased, the locking use scene of the locking disc is enriched, the inner sleeve is convenient to circumferentially and uniformly release internal stress, and then the inner sleeve coaxially locks the driving shaft.
Description
Technical Field
The invention relates to the field of couplings, in particular to a wind power locking disc.
Background
The locking disc plays a role in transmitting torque in the wind generating set, connects a main transmission shaft and a gearbox shaft in the wind generating set into a whole and continuously and durably rotates to work.
For the existing wind power locking disc structure, for example, chinese patent with patent publication No. CN102926944A, discloses a wind power locking disc, which comprises an inner ring, an outer ring, a bolt, a nut, an elastic ring and a wear-resistant coating, wherein the wear-resistant coating is arranged on the surface of a boss of the inner ring, the inner ring is connected with the outer ring in a matching manner, the inner ring is fixed by the bolt and the nut, the elastic ring is arranged at the joint of the head of the bolt and the inner ring, and the outer diameter of the elastic ring is larger than the diameter of the head.
When the wind generating set is used, the inner ring is pressed into the outer ring in a bolt locking mode, the inner ring is extruded by utilizing the inclined inner wall of the outer ring, and the inner ring is tightly held to a main transmission shaft in the wind generating set after being contracted. Because the inner ring adopts the ring structure of integral type, the inner ring is compressed and is contracted, the internal stress of expansion is produced in the inner ring, and the produced internal stress limits the inner ring to further contract on the one hand, and on the other hand, the effect of locking the driving shaft by the inner ring is greatly reduced.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a wind power locking disc which has the advantages of increasing the locking radius range and improving the locking effect.
The above object of the present invention is achieved by the following technical solutions:
the wind power locking disc comprises an outer sleeve, wherein an inner sleeve is connected with the outer sleeve in a threaded manner, a plurality of stress release seams are formed in a circumferential array at one end, located in the outer sleeve, of the inner sleeve, and the stress release seams are formed in the axial direction of the outer sleeve.
By adopting the technical scheme, the stress release seam is formed for deformation of the inner sleeve, the contraction range of the inner hole of the inner sleeve is increased, and the locking use scene of the locking disc is enriched; a plurality of stress release seams are formed in the circumferential array, so that the inner sleeve can uniformly release internal stress in the circumferential direction, and then the inner sleeve coaxially locks the driving shaft.
The present invention in a preferred example may be further configured to: and a holding soft block is fixed in the stress release seam.
By adopting the technical scheme, the inner sleeve is locked into the outer sleeve, the stress release seam is contracted to extrude the tightly-holding soft block in the process that the inner sleeve locks the driving shaft, and the driving shaft is extruded by utilizing the deformation of the tightly-holding soft block, so that the tightly-holding effect of the inner sleeve is further enhanced; meanwhile, the holding soft block has buffering performance and plays a role in buffering and shock absorption.
The present invention in a preferred example may be further configured to: the side surface of the holding soft block facing the inner diameter of the inner sleeve is a rough surface.
Through adopting above-mentioned technical scheme, further ensure to hold soft block and compress tightly the drive shaft tightly, reach good locking effect.
The present invention in a preferred example may be further configured to: the caliber of the stress release seam gradually increases along the direction close to the bottom of the stress release seam.
By adopting the technical scheme, firstly, because the holding soft block is arranged in the stress release seam, in the process of pulling the inner sleeve out of the outer sleeve, the holding soft block is not easy to separate from the stress release seam due to the narrow opening of the stress release seam but leaves from the outer sleeve along with the inner sleeve, so that the implementation and the disassembly are convenient; and secondly, the thickness of the inner sleeve at the bottom of the stress release seam is larger, the structural strength is high, the rotating shaft is not easy to shrink and tightly hold, the strength of the thick part of the inner sleeve is weakened by increasing the caliber of the bottom of the stress release seam, and the inner hole of the inner sleeve has the same tightly holding performance along the axis direction, so that the locking performance of the locking disc is improved.
The present invention in a preferred example may be further configured to: the cross section of the stress release seam is trapezoidal, and the opening of the stress release seam facing into the inner sleeve is larger than the opening of the stress release seam positioned at the outer side wall of the inner sleeve.
Through adopting above-mentioned technical scheme to increase the rough surface of holding soft block tightly and the contact surface of axis of rotation lateral wall, improve the locking performance of locking dish.
The present invention in a preferred example may be further configured to: the inner wall of the stress release seam is fixed with an embedded rod, and the embedded rod is embedded and arranged in the tightly-holding soft block.
By adopting the technical scheme, the connection strength of the holding soft block fixed in the stress release seam is enhanced.
The present invention in a preferred example may be further configured to: the embedded rods on the two sides of the stress release seam are arranged in a staggered mode.
Through adopting above-mentioned technical scheme, ensure that pre-buried pole has sufficient length.
The present invention in a preferred example may be further configured to: one end of the inner sleeve, which is positioned in the outer sleeve, is fixedly provided with a baffle sheet at the opening of the stress release seam, one end of the baffle sheet is fixedly arranged at one side of the inner sleeve, which is positioned at the stress release seam, and the other end of the baffle sheet freely extends into the opening of the stress release seam.
By adopting the technical scheme, the blocking piece is used for blocking the holding soft block from being extruded and deformed along the length direction of the holding soft block, escaping from the stress release seam, and ensuring that the holding soft block compresses the side wall of the rotating shaft when the stress release seam contracts, so that the locking performance of the locking disc is improved.
In summary, the invention includes at least one of the following beneficial technical effects:
(1) the plurality of stress release seams are formed in the circumferential array on the inner sleeve, so that the shrinkage range of the inner sleeve is increased, the use scene of locking the locking disc is enriched, the inner sleeve can conveniently and uniformly release the internal stress in the circumferential direction, and then the inner sleeve coaxially locks the driving shaft, so that the locking concentricity is improved;
(2) furthermore, the holding soft block is fixed in the stress release seam, when the stress release seam contracts, the holding soft block is extruded, and the driving shaft is extruded by utilizing the deformation of the holding soft block, so that the locking effect of the inner sleeve is further enhanced, and meanwhile, the holding soft block has buffering performance, plays a role in buffering and damping, and improves the transmission stability;
(3) furthermore, the caliber of the stress release seam is gradually increased along the direction close to the bottom of the stress release seam, firstly, because the holding soft block is arranged in the stress release seam, in the process that the inner sleeve is pulled out from the outer sleeve, because the opening of the stress release seam is narrow, the holding soft block is not easy to separate from the stress release seam, but leaves from the outer sleeve along with the inner sleeve, and the implementation and the disassembly are convenient; and secondly, the thickness of the inner sleeve at the bottom of the stress release seam is larger, the structural strength is high, the rotating shaft is not easy to shrink and tightly hold, the strength of the thick part of the inner sleeve is weakened by increasing the caliber of the bottom of the stress release seam, and the inner hole of the inner sleeve has the same tightly holding performance along the axis direction, so that the locking performance of the locking disc is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
fig. 3 is a schematic view of the overall structure of the inner sleeve (the holding soft block has been omitted to show the internal structure).
Reference numerals: 1. a jacket; 2. an inner sleeve; 3. a stress relief seam; 4. tightly holding the soft block; 5. rough surface; 6. pre-burying a rod; 7. a baffle plate; 8. and locking the bolt.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, the wind power locking disc disclosed by the invention comprises an outer sleeve 1, wherein an inner hole of the outer sleeve 1 is provided with a conical counter bore, an inner sleeve 2 is connected to the outer sleeve 1 at one end of the conical counter bore in an internal thread manner, the aperture of the inner hole of the outer sleeve 1 close to one end of the inner sleeve 2 is larger than that of the other end of the inner hole, a plurality of stress release seams 3 are circumferentially arranged at one end of the inner sleeve 2 in the outer sleeve 1 in an array manner, and the stress release seams 3 are axially arranged. In the process that the inner sleeve 2 is locked into the outer sleeve 1, one end of the inner sleeve 2, which is positioned at the outer sleeve 1, is contracted and clasped to lock the rotating shaft; because the inner sleeve 2 is circumferentially provided with the stress release seams 3 in an array manner, the coaxial shrinkage and the holding of the inner sleeve 2 at one end of the outer sleeve 1 on the rotating shaft are facilitated, the locking coaxiality of the locking disc is improved, the circumferential locking force of the locking disc is more uniform, and the locking bolt 8 is in threaded connection between the outer sleeve 1 and the inner sleeve 2.
The inner walls of two sides of the stress release seam 3 are arranged to be inclined planes in a relative mirror image mode, the caliber of the opening of the stress release seam 3 is smaller than that of the bottom of the stress release seam 3, and the number of the stress release seams 3 and the caliber of the bottom of the stress release seam 3 are determined according to the material strength of the inner sleeve 2. The advantages of such an arrangement are: firstly, because the holding soft block 4 is arranged in the stress release seam 3, in the process that the inner sleeve 2 is pulled out of the outer sleeve 1, because the opening of the stress release seam 3 is narrow, the holding soft block 4 is not easy to be separated from the stress release seam 3, but leaves from the inner sleeve 1 along with the inner sleeve 2, and is convenient to implement and disassemble; and secondly, the thickness of the inner sleeve 2 at the bottom of the stress release seam 3 is larger, the structural strength is high, the rotating shaft is not easy to shrink tightly, the strength of the thick part of the inner sleeve 2 is weakened by increasing the caliber of the bottom of the stress release seam 3, and the inner hole of the inner sleeve 2 has the same tightly holding performance along the axis direction, so that the locking performance of the locking disc is improved.
The cross section of the stress release seam 3 is trapezoidal, and the opening of the stress release seam 3 facing the inner sleeve 2 is larger than the opening of the stress release seam 3 positioned at the outer side wall of the inner sleeve 2, so that the contact surface between the rough surface 5 of the holding soft block 4 and the side wall of the rotating shaft is increased, and the locking performance of the locking disc is improved. One end of the inner sleeve 2 located in the outer sleeve 1 is fixed with a separation blade 7 at an opening of the stress release seam 3, one end of the separation blade 7 is fixed at one side of the inner sleeve 2 at the stress release seam 3 through spot welding, the other end freely extends into the opening of the stress release seam 3, the separation blade 7 is used for preventing the holding soft block 4 from being extruded and deformed along the length direction, the escape stress release seam 3 escapes, and when the stress release seam 3 is ensured to shrink, the holding soft block 4 compresses the side wall of the rotating shaft, so that the locking performance of the locking disc is improved.
Referring to fig. 3, the inner wall of the stress release seam 3 is fixed with an embedded rod 6, the embedded rod 6 is embedded in the holding soft block 4, and the connection strength of the holding soft block 4 fixed in the stress release seam 3 is enhanced. The embedded rods 6 at the two sides of the stress release seam 3 are arranged in a staggered mode, and the embedded rods 6 are fixed to one side, close to the inner hole of the inner sleeve 2, of the inner wall of the stress release seam 3, so that the length of the embedded rods 6 from being embedded to the inside of the tightly-holding soft block 4 is increased as much as possible, and the stability of the tightly-holding soft block 4 fixed in the stress release seam 3 is enhanced.
In summary, the following steps:
when the locking device is used, the stress release seams 3 are formed in the inner sleeve 2 in a circumferential array mode, so that the shrinkage range of the inner sleeve 2 is increased, the locking use scene of the locking disc is enriched, the inner sleeve 2 can conveniently and uniformly release internal stress in the circumferential direction, the inner sleeve 2 can coaxially lock the driving shaft, and the locking concentricity is improved; the tightly-holding soft block 4 is fixed in the stress release seam 3, when the stress release seam 3 contracts, the tightly-holding soft block 4 is extruded, and the driving shaft is extruded by utilizing the deformation of the tightly-holding soft block 4, so that the locking effect of the inner sleeve 2 is further enhanced, meanwhile, the tightly-holding soft block 4 has buffering performance, the buffering and shock absorption effects are achieved, and the transmission stability is improved; the caliber of the stress release seam 3 is gradually increased along the direction close to the bottom of the stress release seam, firstly, because the holding soft block 4 is arranged in the stress release seam 3, in the process that the inner sleeve 2 is pulled out of the outer sleeve 1, because the opening of the stress release seam 3 is narrow, the holding soft block 4 is not easy to be separated from the stress release seam 3, but is separated from the outer sleeve 1 along with the inner sleeve 2, and the disassembly is convenient to implement; and secondly, the thickness of the inner sleeve 2 at the bottom of the stress release seam 3 is larger, the structural strength is high, the rotating shaft is not easy to shrink tightly, the strength of the thick part of the inner sleeve 2 is weakened by increasing the caliber of the bottom of the stress release seam 3, and the inner hole of the inner sleeve 2 has the same tightly holding performance along the axis direction, so that the locking performance of the locking disc is improved.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. The utility model provides a wind-powered electricity generation locking dish, includes overcoat (1), overcoat (1) female connection has endotheca (2), its characterized in that, endotheca (2) are located a plurality of stress release seam (3) have been seted up to one end circumference array in overcoat (1), stress release seam (3) are followed overcoat (1) axial is seted up.
2. A wind-powered electricity generation locking plate according to claim 1, characterized in that the stress release slit (3) is internally fixed with a holding soft block (4).
3. A wind power locking disc according to claim 2, characterized in that the side of the soft block (4) facing the inner diameter of the inner sleeve (2) is provided with a rough surface (5).
4. A wind-powered electricity generation locking disc according to claim 3, characterized in that the aperture of said stress relief slit (3) increases gradually in the direction close to its bottom.
5. A wind power locking disc according to claim 4, characterized in that the cross section of the stress relief slit (3) is trapezoidal, and the opening of the stress relief slit (3) towards the inside of the inner sleeve (2) is larger than the opening of the stress relief slit (3) at the outer side wall of the inner sleeve (2).
6. The wind power locking disc as claimed in claim 2, wherein an embedded rod (6) is fixed to the inner wall of the stress release seam (3), and the embedded rod (6) is embedded in the holding soft block (4).
7. A wind power locking disc according to claim 6, characterized in that the pre-embedded rods (6) at both sides of the stress release slit (3) are arranged in a staggered manner.
8. A wind power locking disc according to claim 1, wherein a blocking piece (7) is fixed at one end of the inner sleeve (2) in the outer sleeve (1) at the opening of the stress releasing seam (3), one end of the blocking piece (7) is fixed at one side of the inner sleeve (2) at the stress releasing seam (3), and the other end freely extends into the opening of the stress releasing seam (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010043151.0A CN111271384A (en) | 2020-01-15 | 2020-01-15 | Wind power locking disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010043151.0A CN111271384A (en) | 2020-01-15 | 2020-01-15 | Wind power locking disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111271384A true CN111271384A (en) | 2020-06-12 |
Family
ID=71001063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010043151.0A Pending CN111271384A (en) | 2020-01-15 | 2020-01-15 | Wind power locking disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111271384A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114017447A (en) * | 2021-11-04 | 2022-02-08 | 苏州天准科技股份有限公司 | Adapter |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4813808A (en) * | 1983-08-19 | 1989-03-21 | Gkn Automotive Components Inc. | Axial retaining member and method for interconnecting male and female splined members |
| CN201177018Y (en) * | 2005-07-21 | 2009-01-07 | 谢夫勒两合公司 | Sleeve/ roller freewheel |
| CN101517253A (en) * | 2006-09-29 | 2009-08-26 | Itt制造企业公司 | A device for interconnecting a first element and a second element as well as a pump comprising such a device |
| CN203670473U (en) * | 2014-01-20 | 2014-06-25 | 温岭市鑫标精密轴承有限公司 | Cylindrical roller bearing |
| CN105508374A (en) * | 2015-12-29 | 2016-04-20 | 苏州市诚品精密机械有限公司 | Novel clamp ring |
| CN206290591U (en) * | 2016-12-21 | 2017-06-30 | 宝钢特钢长材有限公司 | It is a kind of to be applicable the self-locking axle sleeve that axle couples with drive |
| CN206694689U (en) * | 2017-05-08 | 2017-12-01 | 临沂市鲁钰机械有限公司 | A kind of agricultural machinery hydraulic pressure pipe connector |
| CN107504057A (en) * | 2017-09-15 | 2017-12-22 | 钦州学院 | Can lock shaft cylinder roller bearing |
| CN108448286A (en) * | 2018-06-05 | 2018-08-24 | 深圳乔合里科技股份有限公司 | A kind of gap elimination part |
-
2020
- 2020-01-15 CN CN202010043151.0A patent/CN111271384A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4813808A (en) * | 1983-08-19 | 1989-03-21 | Gkn Automotive Components Inc. | Axial retaining member and method for interconnecting male and female splined members |
| CN201177018Y (en) * | 2005-07-21 | 2009-01-07 | 谢夫勒两合公司 | Sleeve/ roller freewheel |
| CN101517253A (en) * | 2006-09-29 | 2009-08-26 | Itt制造企业公司 | A device for interconnecting a first element and a second element as well as a pump comprising such a device |
| CN203670473U (en) * | 2014-01-20 | 2014-06-25 | 温岭市鑫标精密轴承有限公司 | Cylindrical roller bearing |
| CN105508374A (en) * | 2015-12-29 | 2016-04-20 | 苏州市诚品精密机械有限公司 | Novel clamp ring |
| CN206290591U (en) * | 2016-12-21 | 2017-06-30 | 宝钢特钢长材有限公司 | It is a kind of to be applicable the self-locking axle sleeve that axle couples with drive |
| CN206694689U (en) * | 2017-05-08 | 2017-12-01 | 临沂市鲁钰机械有限公司 | A kind of agricultural machinery hydraulic pressure pipe connector |
| CN107504057A (en) * | 2017-09-15 | 2017-12-22 | 钦州学院 | Can lock shaft cylinder roller bearing |
| CN108448286A (en) * | 2018-06-05 | 2018-08-24 | 深圳乔合里科技股份有限公司 | A kind of gap elimination part |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114017447A (en) * | 2021-11-04 | 2022-02-08 | 苏州天准科技股份有限公司 | Adapter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3193029B1 (en) | Composite tubular structure | |
| EP2229540B1 (en) | A connector for a composite tubular shaft | |
| CN109888676B (en) | Drawing head for cable | |
| CN111271384A (en) | Wind power locking disc | |
| JPH05196049A (en) | Shaft coupling for composite material and metallic material | |
| CN2161765Y (en) | Connecting structure for fixed connecting piece into axle | |
| CA2994078A1 (en) | Composite shaft | |
| EP2383468A1 (en) | System and method for connecting shafts of a wind turbine | |
| CN210687342U (en) | Metal joint of glass fiber tape winding composite pipe | |
| CN109386553A (en) | A kind of shaft coupling | |
| CN209444732U (en) | A kind of shaft coupling | |
| CN105216378A (en) | A kind of high rigidity carbon fiber roll shaft and preparation method thereof | |
| CN201921957U (en) | Wire feed roll structure of spring coiling machine | |
| CN210265247U (en) | Fan transmission shaft of hollow split type structure | |
| CN210074984U (en) | Generator rotor shaft | |
| EP4043724A1 (en) | Wind turbine main shaft assembly | |
| CN103769834B (en) | Multi-function rod fisher pulling claw bearing withdrawing device | |
| CN219013213U (en) | Novel coupling structure | |
| CN205244715U (en) | Bolt -up formula ocean connects with high -pressure RTP | |
| CN219176808U (en) | Bellows coupling | |
| CN218480069U (en) | Motor drive shaft mounting structure | |
| CN219911555U (en) | Diaphragm coupler capable of bearing axial thrust | |
| CN204082955U (en) | A kind of stud locking plate | |
| CN220870303U (en) | Water pump pipe connecting device | |
| CN212744657U (en) | Bearing withdrawal sleeve dismounting nut |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200612 |
|
| RJ01 | Rejection of invention patent application after publication |