CN202418272U - Single-cavity hydraulic locking disc - Google Patents
Single-cavity hydraulic locking disc Download PDFInfo
- Publication number
- CN202418272U CN202418272U CN2012200001725U CN201220000172U CN202418272U CN 202418272 U CN202418272 U CN 202418272U CN 2012200001725 U CN2012200001725 U CN 2012200001725U CN 201220000172 U CN201220000172 U CN 201220000172U CN 202418272 U CN202418272 U CN 202418272U
- Authority
- CN
- China
- Prior art keywords
- inner cone
- cone
- piston jacket
- nut
- setscrew nut
- 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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The utility model discloses a single-cavity hydraulic locking disc and relates to a basic mechanical connection part. The single-cavity hydraulic locking disc comprises an outer cone inner sleeve (1), an inner cone piston outer sleeve (2) matched with the conical surface of the outer cone inner sleeve (1), a locknut (3) and a positioning nut (4), wherein a flange (7) is arranged at a bigger end of the conical surface of the outer cone inner sleeve (1); a concave table (22) corresponding to the flange is arranged at a bigger end of the conical surface of the inner cone piston outer sleeve (2); straight-section outer threads are arranged at a small end of the conical surface of the outer cone inner sleeve (1) and are in threaded engagement with an inner ring of the positioning nut; an outer ring of the positioning nut is connected with the locknut; a groove (23) with a half-reversed trapezoid cross section is arranged at the small end of the conical surface of the inner cone piston outer sleeve (2); the top end of the groove (23) is connected with the close part of a straight-through type oil channel (10) which starts from the outer ring of the inner cone piston outer sleeve (2); the positioning nut is arranged in the groove and forms an oil cavity with the groove of the inner cone piston outer sleeve in a clamping way; and the inclined plane of the inner end face of the positioning nut forms an included angle with the inclined plane of the groove of the inner cone piston outer sleeve. In the utility model, a hydraulic oil cavity has simple structure; the unique cross section of the oil cavity and the straight-through type oil channel are adopted, so that the installation of the single-cavity hydraulic locking disc is more rapid.
Description
Technical field
The utility model relates to a kind of mechanical connection basic part, is specifically related to a kind of wind power plant main shaft of large-scale MW level and hydraulic lock dish that speedup box does not have key apparatus of being applicable to.
Background technique
The wind power plant manufacturing industry of high speed development, active demand is cheap, the hydraulic lock dish of fast assembling and disassembling.But mostly existing locking plate is the mechanical lock dish, and installation efficiency is low, and installing/dismounting labor intensity is big, and spended time is long, and each teams and groups can only load and unload 2 cover locking dishes in one day; And known hydraulic lock dish complex structure, cost is high, has increased manufacturing cost and use cost.
Summary of the invention
The utility model technical problem to be solved provides a kind of simple in structure, cheap, and the hydraulic lock dish of easy installation and removal.
For solving the problems of the technologies described above, following technological scheme is adopted in the invention:
A kind of single chamber hydraulic lock dish; Comprise cover in the outer cone, with outer cone in cover form inner cone piston jacket, locking nut and the setscrew nut of cone match; Wherein, The big end of the cover conical surface is provided with flange in the outer cone, and the big end of inner cone piston jacket inner cone end face is provided with the concave station corresponding to flange, and concave station cooperates internal poppet piston overcoat to carry out unidirectional axially locating with flange; Cover conical surface small end is provided with the outside thread of flat segments in the outer cone, and the inner ring screw thread of said outside thread and setscrew nut screws; Said setscrew nut outer ring is connected with locking nut, and the internal poppet piston overcoat of locking nut carries out unidirectional axially locating; Said inner cone piston jacket inner cone end face small end is provided with the cross section and is down trapezoidal groove, and the ending of straight-through type oil duct that the connection of groove top starts from the inner cone piston jacket outer ring located; The setscrew nut interior edge face is the plane of inclination, and setscrew nut is arranged in the groove and establishes the formation oil pocket with the groove folder of inner cone piston jacket, and the plane of inclination of setscrew nut interior edge face plane of inclination and inner cone piston jacket groove forms angle.
Be better implement the invention, cover is provided with seal ring with the cone match body of inner cone piston jacket in the said outer cone.
Be better implement the invention, said setscrew nut and locking nut are set to the branch body structure, and the setscrew nut outer ring is provided with one section screw thread, and locking nut inner ring and this section screw thread screw the formation screw pair.
Be better implement the invention, said setscrew nut and locking nut are set to integrative-structure.
Be better implement the invention, circumferentially be laid with through hole on the locking nut, correspondence is provided with to move back and unloads tapped hole on the inner cone piston jacket, and bolt passes through hole and unloads tapped hole and screw, traction inner cone piston jacket with moving back.
Be better implement the invention, said setscrew nut is provided with the tapped hole of fixed installation handle.
Be better implement the invention, circumference uniform distribution is provided with several positioning spiro pits on the said locking nut, and bolt screws in positioning spiro pit and withstands the inner cone piston jacket.
Be better implement the invention, between said locking nut and the inner cone piston jacket locking pad be set.
Be better implement the invention, between said setscrew nut and the inner cone piston jacket seal ring be set.
Be better implement the invention, between the cover seal ring be set in said setscrew nut and the outer cone.
Because adopt aforesaid technological scheme, the invention has following superiority:
The hydraulic lock dish of the invention is established the hydraulic fluid chamber of formation through setscrew nut and inner cone piston jacket folder, and is simple in structure; It is rapider to adopt unique oil pocket cross section and straight-through type oil duct to install, and employing self-return and mechanical return combine, and dually moves back the reliability that the mode of unloading improves dismounting.
Description of drawings
Fig. 1 is the sectional view before the utility model hydraulic lock dish is installed;
Sectional view when Fig. 2 is in place for the utility model hydraulic lock dish;
Fig. 3 is the sectional view that the utility model hydraulic lock dish setscrew nut and locking nut integrative-structure are provided with;
Among the figure:
Cover in the 1-outer cone; 2-inner cone piston jacket; The 3-locking nut; The 4-setscrew nut;
The 5-axle sleeve; The 6-axle; The 7-flange; The 8-seal ring;
The 9-tank filler sleeve; 10-straight-through type oil duct; The 11-oil pocket; 12-moves back and unloads tapped hole;
The 13-through hole; The 14-bolt; The 15-screw pair; The 16-seal ring;
The 17-tapped hole; The 18-screw pair; The 19-seal ring; The 20-seal ring;
The locking pad of 21-; The 22-concave station; The 23-groove; 24 oil pockets;
The 25-positioning spiro pit; The 26-bolt.
Embodiment
Below in conjunction with preferred implementation the invention is further specified, what need to stress is, innovation and creation of the present invention are not limited to following mode of execution, and any structure that does not break away from or be equal to the invention is provided with all within the protection domain of the invention.
In conjunction with Fig. 1; A kind of single chamber hydraulic lock dish; Comprise cover 1 in the outer cone, with outer cone in cover form inner cone piston jacket 2, the locking nut 3 and setscrew nut 4 of cone match, wherein, the big end of the cover conical surface is provided with flange 7 in the outer cone; The big end of inner cone piston jacket inner cone end face is provided with the concave station 22 corresponding to flange, and concave station 22 cooperates internal poppet piston overcoat to carry out unidirectional axially locating with flange 7; Cover conical surface small end is provided with the outside thread of flat segments in the outer cone, and the inner ring screw thread of said outside thread and setscrew nut screws and forms screw pair 18; Setscrew nut 4 outer rings are connected with locking nut 3, and poppet piston overcoat 2 carries out unidirectional axially locating in 3 pairs of the locking nuts; Said inner cone piston jacket inner cone end face small end is provided with the cross section and is down trapezoidal groove 23, and the ending of straight-through type oil duct 10 that the connection of groove top starts from the inner cone piston jacket outer ring located; The setscrew nut interior edge face is the plane of inclination, and setscrew nut 4 is arranged in the groove 23 and establishes the formation oil pocket with the groove folder of inner cone piston jacket, and the plane of inclination of setscrew nut interior edge face plane of inclination and inner cone piston jacket groove forms angle.Setscrew nut 4 is provided with the tapped hole 17 of fixed installation handle.
In conjunction with Fig. 2, setscrew nut 4 is set to the branch body structure with locking nut 3, and the setscrew nut outer ring is provided with one section screw thread, and locking nut inner ring and this section screw thread screw and form screw pair 15.
In conjunction with Fig. 3, setscrew nut 4 is set to integrative-structure with locking nut 3, and circumference uniform distribution is provided with several positioning spiro pits 25 on the locking nut 3, and bolt 26 screws in positioning spiro pit 25 and withstands inner cone piston jacket 2.Also locking pad 21 can be set between locking nut 3 and inner cone piston jacket 2, bolt 26 screws in the locking pad 21, and locking pad 21 heads on inner cone piston jacket 2 and prevents the downward slippage of inner cone piston jacket.
In conjunction with Fig. 1; When setscrew nut 4 is set to branch body structure or integrative-structure with locking nut 3, circumferentially be laid with through hole 13 on the locking nut 3, correspondence is provided with to move back and unloads tapped hole 12 on the inner cone piston jacket 2; Bolt 14 passes through hole 13 and unloads tapped hole 12 and screw with moving back; Traction inner cone piston jacket 2 is held inner cone piston jacket 2 and is moved to setscrew nut 4 directions when dismounting, play the function of auxiliary dismounting.
For guaranteeing the sealing of hydraulic oil, in outer cone, be provided with seal ring 8 and 20 on the cone match body of cover 1 and inner cone piston jacket 2, between setscrew nut 4 and the inner cone piston jacket 2 seal ring 16 is set, between the cover 1 seal ring 19 is set in setscrew nut 4 and the outer cone.
Wherein, inner cone piston jacket 2 is promptly as movable oil cylinder, again as locking member; Setscrew nut 4 promptly is again the bearing of control inner cone piston jacket position as the oil pocket base; Locking nut 3 possesses locking inner cone piston jacket to be prevented the function that glides to screw in bolt 14 and can also play auxiliary disassembling function.
After high pressure oil injected from tank filler sleeve 9, hydraulic oil got into oil pockets 24 compressing inner cone piston jackets 2 big end of cover 1 awl in the outer cone that has outer cone through straight-through type oil duct 10 and moves, the inner cone piston jacket 2 formation interference fit joint that outwards swells; Cover inwardly compresses compressing axle sleeve 5 in the outer cone; Extruding is delivered to axle 6, is obstructed and stops when inner cone piston jacket 2 moves to awl big end boss 7 places, is in place; Locking nut 3 is screwed, and the end face that is fixed on inner cone piston jacket 2 prevents its downslide; Or utilize the structure of setscrew nut 4 and locking nut 3 one, several bolts 26 to screw in positioning spiro pits 25 and withstand inner cone piston jacket 2 and prevent to glide.Oil supplying device is removed in high pressure oil off-load afterwards, installs.
Inject high pressure oil during dismounting, locking nut 3 is returned to initial position or setscrew nut 4 and the bolt 26 in locking nut 3 integrative-structures are back-outed, high pressure oil reduces pressure gradually, and inner cone piston jacket 2 can slide into the installation initial position down automatically, and dismounting finishes.When the hydraulic lock dish because of a variety of causes, inner cone piston jacket 2 can not be got back to the installation initial position automatically, at this moment bolt 14 is screwed into to move back and unloads in the tapped hole 12, can move inner cone piston jacket 2 to the installation initial position.
In conjunction with Fig. 1, oil pocket 11 is oblique triangle section before installing, and in conjunction with Fig. 2 and Fig. 3, back oil pocket 24 is installed is the inclined ladder tee section, and the mechanical property in this hydraulic pressure cavity cross section is the specialization of the invention hydraulic lock dish.
The utility model hydraulic lock dish has only an oil pocket, and is simple in structure, and it is rapider to adopt unique oil pocket cross section and straight-through type oil duct to install, and adopts self-return and mechanical return to combine, and improved the reliability of dismounting.
Claims (10)
1. single chamber hydraulic lock dish; It is characterized in that: comprise cover (1) in the outer cone, with outer cone in cover form inner cone piston jacket (2), the locking nut (3) and setscrew nut (4) of cone match; Wherein, The big end of the cover conical surface is provided with flange (7) in the outer cone, and the big end of inner cone piston jacket inner cone end face is provided with the concave station (22) corresponding to flange, and concave station (22) cooperates internal poppet piston overcoat to carry out unidirectional axially locating with flange (7); Cover conical surface small end is provided with the outside thread of flat segments in the outer cone, and the inner ring screw thread of said outside thread and setscrew nut screws; Said setscrew nut (4) outer ring is connected with locking nut (3), and locking nut (3) internally poppet piston overcoat (2) carries out unidirectional axially locating; Said inner cone piston jacket inner cone end face small end is provided with the cross section and is down trapezoidal groove (23), and the ending of straight-through type oil duct (10) that the connection of groove top starts from the inner cone piston jacket outer ring located; The setscrew nut interior edge face is the plane of inclination, and setscrew nut (4) is arranged in the groove (23) and establishes the formation oil pocket with the groove folder of inner cone piston jacket, and the plane of inclination of setscrew nut interior edge face plane of inclination and inner cone piston jacket groove forms angle.
2. single chamber according to claim 1 hydraulic lock dish is characterized in that: cover (1) is provided with seal ring with the cone match body of inner cone piston jacket (2) in the said outer cone.
3. single chamber according to claim 1 hydraulic lock dish is characterized in that: said setscrew nut (4) is set to the branch body structure with locking nut (3), and the setscrew nut outer ring is provided with one section screw thread, and locking nut inner ring and this section screw thread screw the formation screw pair.
4. single chamber according to claim 1 hydraulic lock dish is characterized in that: said setscrew nut (4) is set to integrative-structure with locking nut (3).
5. according to claim 1,3 or 4 described single chamber hydraulic lock dishes; It is characterized in that: circumferentially be laid with through hole (13) on the locking nut (3); The last correspondence of inner cone piston jacket (2) is provided with to move back unloads tapped hole (12); Bolt (14) passes through hole (13) and unloads tapped hole (12) and screw, traction inner cone piston jacket (2) with moving back.
6. according to claim 1,3 or 4 described single chamber hydraulic lock dishes, it is characterized in that: said setscrew nut (4) is provided with the tapped hole (17) of fixed installation handle.
7. single chamber according to claim 4 hydraulic lock dish is characterized in that: said locking nut (3) is gone up circumference uniform distribution and is provided with several positioning spiro pits (25), and bolt (26) screws in positioning spiro pit (25) and withstands inner cone piston jacket (2).
8. single chamber according to claim 7 hydraulic lock dish is characterized in that: between said locking nut (3) and the inner cone piston jacket (2) locking pad (21) is set.
9. single chamber according to claim 1 hydraulic lock dish is characterized in that: between said setscrew nut (4) and the inner cone piston jacket (2) seal ring (16) is set.
10. single chamber according to claim 1 hydraulic lock dish is characterized in that: between the cover (1) seal ring (19) is set in said setscrew nut (4) and the outer cone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200001725U CN202418272U (en) | 2012-01-01 | 2012-01-01 | Single-cavity hydraulic locking disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200001725U CN202418272U (en) | 2012-01-01 | 2012-01-01 | Single-cavity hydraulic locking disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202418272U true CN202418272U (en) | 2012-09-05 |
Family
ID=46743042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200001725U Expired - Fee Related CN202418272U (en) | 2012-01-01 | 2012-01-01 | Single-cavity hydraulic locking disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202418272U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104912937A (en) * | 2015-06-20 | 2015-09-16 | 苏州蓝王机床工具科技有限公司 | Shaft sleeve structure easy to dismantle |
| EP3508745A4 (en) * | 2017-02-24 | 2020-04-22 | Luoyang Haozhi Mechanical Co., Ltd. | Method for assembling inner ring threaded assembly apparatus of wind power locking plate |
| CN113309792A (en) * | 2021-05-31 | 2021-08-27 | 洛阳豪智机械有限公司 | Wind driven generator locking disc with hydraulic power assistance and locking method |
| FR3132938A1 (en) * | 2022-02-24 | 2023-08-25 | Skf | Hydraulic coupling device |
-
2012
- 2012-01-01 CN CN2012200001725U patent/CN202418272U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104912937A (en) * | 2015-06-20 | 2015-09-16 | 苏州蓝王机床工具科技有限公司 | Shaft sleeve structure easy to dismantle |
| EP3508745A4 (en) * | 2017-02-24 | 2020-04-22 | Luoyang Haozhi Mechanical Co., Ltd. | Method for assembling inner ring threaded assembly apparatus of wind power locking plate |
| CN113309792A (en) * | 2021-05-31 | 2021-08-27 | 洛阳豪智机械有限公司 | Wind driven generator locking disc with hydraulic power assistance and locking method |
| FR3132938A1 (en) * | 2022-02-24 | 2023-08-25 | Skf | Hydraulic coupling device |
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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: 20120905 Termination date: 20150101 |
|
| EXPY | Termination of patent right or utility model |