CN201407287Y - Marine hydraulic coupling and oil distributor combination structure - Google Patents
Marine hydraulic coupling and oil distributor combination structure Download PDFInfo
- Publication number
- CN201407287Y CN201407287Y CN2009200372456U CN200920037245U CN201407287Y CN 201407287 Y CN201407287 Y CN 201407287Y CN 2009200372456 U CN2009200372456 U CN 2009200372456U CN 200920037245 U CN200920037245 U CN 200920037245U CN 201407287 Y CN201407287 Y CN 201407287Y
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- Prior art keywords
- oil
- oil circuit
- ring
- interior
- distributor
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- Expired - Fee Related
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- 230000008878 coupling Effects 0.000 title claims abstract description 19
- 238000010168 coupling process Methods 0.000 title claims abstract description 19
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 19
- 239000012530 fluid Substances 0.000 claims description 18
- 238000003825 pressing Methods 0.000 claims description 11
- 239000002131 composite material Substances 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 5
- 210000003205 muscle Anatomy 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000002828 fuel tank Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model relates to a marine hydraulic coupling and oil distributor combination structure, which consists of a hydraulic coupling and an oil distributor, wherein the hydraulic coupling comprises an outer housing, an inner housing, an annular screwed plug and an annular pressure plate; the oil distributor comprises an oil distribution ring, an oil distribution sleeve, a cover board, a check valve, an internal oil tube, a slip ring and a thread pitch feedback loop. The utility model has the advantages that: the shafting is connected through the hydraulic coupling so that the disassemblyand assembly are convenient and the shaft size can be reduced; the oil distributor is arranged in an extending segment of the inner housing of the hydraulic coupling so that the structure is compactand the coaxiality among all components is excellent; the oil distribution ring adopts a separable structure and has no need of considering the effect of the outer housing when being assembled and disassembled; the check valve is arranged in the oil distribution sleeve, the maintenance and the replacement of the check valve has no need of being sent to the graving dock so as to save a mass of timeand funds.
Description
Technical field
The utility model relates to the combination of a kind of ship hydraulic coupling and oil distributor peculiar to vessel.
Background technique
Generally, coupling and oil distributor are two independent structures as controllable pitch propeller, and be installed in different positions, hydrocoupling is installed in that stern tube shaft is terminal to link with gearbox output shaft front end or jack shaft or main frame rotating shaft, oil distributor is then more single is installed in the gearbox output shaft end, because the gearbox output shaft end spaces is narrow, and oil distributor structure more complicated, so install cumbersome; Because the part of oil distributor is to be linked together with axle, part is linked together with gear-box again, in the work, there are bigger difference in the vibration of axle and gear-box vibration, influence the coaxality between some crucial fitting surface of oil distributor inner body, also can cause the part scaling loss when serious.In addition, under normal conditions,,, then need the boats and ships drydocking to open propeller hub and keep in repair, need plenty of time and fund in case one-way valve breaks down because the one-way valve of controllable pitch propeller push system is to be placed in the propeller hub.
Summary of the invention
The purpose of this utility model is: at generally coupling and oil distributor are installed in the problem that diverse location exists, especially oil distributor is installed in the gearbox output shaft end, part is linked together with axle, it is poor that part and gear-box are linked together the coaxality that causes between the crucial fitting surface, and one-way valve places propeller hub to the practical problems such as inconvenience that maintenance brings, and the composite structure of a kind of ship hydraulic coupling and oil distributor is provided.
The purpose of this utility model is achieved in that the composite structure of a kind of ship hydraulic coupling and oil distributor, is made up of hydrocoupling and oil distributor, it is characterized in that:
Hydrocoupling comprises the threaded insert and the annular pressing plate of overcoat, interior cover, annular, wherein: outer casing internal diameter is increased gradually to the rear end by front end and forms axial tapering, the anterior outer wall of interior cover has identical axial tapering with overcoat, the threaded insert of annular is provided with the inner ring screw thread, and the end of interior cover extension is provided with flange plate; The overcoat front end is provided with the threaded insert storehouse of annular, and the axial depth in threaded insert storehouse is 2～2.5 times of threaded insert axial thickness, and interior cover front end outer wall is provided with the screw thread with threaded insert inner ring screw thread coupling; Put outward and be provided with the two-way high-pressure oil passage, the one tunnel arrives at the axial tapering surface of contact of overcoat and interior cover, and threaded insert storehouse root is arrived on another road; Annular pressing plate is by being bolted to the end face of overcoat;
Oil distributor is installed in the interior cover extension of hydrocoupling, oil distributor comprises distribution oil ring, joins oil jacket, cover plate, one-way valve, inner oil tube, slip ring, pitch feedback loop, wherein: join oil jacket and place interior cover extension, the one side is a stern tube shaft, opposite side is a cover plate, stern tube shaft and join between the oil jacket and to form outer oil circuit chamber, outer oil circuit in outer oil circuit chamber and the stern tube shaft is linked up, join and form interior oil circuit chamber between oil jacket and the cover plate, interior oil circuit in interior oil circuit chamber and the stern tube shaft is linked up, join and be provided with the twice oil circuit in the oil jacket, link up with outer oil circuit chamber together, another road and the communication of interior oil circuit chamber; Distribution oil ring puts in being sleeved on, and distribution oil ring is provided with two hydraulic fluid ports, and they are linked up with the twice oil circuit of joining oil jacket respectively by the interior oilhole that puts; Inner oil tube in the stern tube shaft passes distribution oil ring, cover plate successively, and its end is provided with slip ring, and slip ring drives the pitch feedback loop by muscle.
In the utility model: be provided with two distribution oil ring grooves on the inwall corresponding to two hydraulic fluid ports in the distribution oil ring, between two distribution oil ring grooves and their outside is equipped with seal ring.
In the utility model: join and be provided with two distribution oil ring grooves in the oil jacket on the outer wall corresponding to the twice hydraulic fluid port, between two distribution oil ring grooves and their outside is equipped with seal ring.
In the utility model: join and be provided with the twice oil circuit in the oil jacket, one oil circuit linked up by two outlets and interior oil circuit chamber by two outlets and the communication of outer oil circuit chamber, another road, in two outlets of linking up with outer oil circuit chamber and with interior oil circuit chamber, in the outlet unidirectional outlet valve is housed, in another outlet unidirectional oiling valve is housed.
The utility model advantage is: adopt hydrocoupling that axle system is connected, easy accessibility reduces shaft size; Oil distributor is installed in the interior cover extension of hydrocoupling, compact structure, and coaxality is better between each part; Distribution oil ring adopts detachable structure, does not need to consider the influence of overcoat during mounting or dismounting; One-way valve is placed on joins in the oil jacket, and the maintenance of one-way valve and replacing do not need drydocking, have saved a large amount of time and fund.
Description of drawings
Fig. 1 is the utility model embodiment's a structural representation.
Among the figure: 1, overcoat, 2, interior cover, 3, threaded insert, 4, annular pressing plate, 5, distribution oil ring, 6, join oil jacket, 7, one-way valve, 8, pressing plate, 9, slip ring, 10, the pitch feedback loop, 11, inner oil tube, 12, the threaded insert storehouse, 13, stern tube shaft, 14, outer oil circuit chamber, 15, interior oil circuit chamber, 16, high-pressure oil passage, 17, high-pressure oil passage, 18, oil circuit, 19, oil circuit, 20, hydraulic fluid port, 21, hydraulic fluid port, 22, seal ring.
Embodiment
Accompanying drawing discloses the utility model embodiment's concrete structure without limitation, below in conjunction with accompanying drawing the utility model is further described.
As seen from Figure 1: the utility model is made up of hydrocoupling and oil distributor two-part, hydrocoupling comprises the threaded insert 3 and the annular pressing plate 4 of overcoat 1, interior cover 2, annular, wherein: overcoat 1 internal diameter is increased gradually to the rear end by front end and forms axial tapering, the anterior outer wall of interior cover 2 has identical axial tapering with overcoat 1, and the threaded insert 3 of annular is provided with the inner ring screw thread; Overcoat 1 front end is provided with the threaded insert storehouse 12 of annular, and the axial depth in threaded insert storehouse 12 is 2～2.5 times of threaded insert 3 axial thicknesss, and interior cover 2 front end outer walls are provided with the screw thread with threaded insert 3 inner ring screw threads coupling, and the end of interior cover 2 extensions is provided with flange plate; Overcoat 1 is provided with high-pressure oil passage 16 and high-pressure oil passage 17, and high-pressure oil passage 16 arrives at the axial tapering surface of contact of overcoat 1 and interior cover 2, and high-pressure oil passage 17 arrives at threaded insert storehouse 12 roots; Annular pressing plate 4 is by being bolted to the end face of overcoat 1.Oil distributor is installed in interior cover 2 extensions of hydrocoupling, oil distributor comprises distribution oil ring 5, join oil jacket 6, cover plate 8, one-way valve 7, inner oil tube 11, slip ring 9, pitch feedback loop 10, wherein: join oil jacket and place interior cover 2 extensions, the one side is a stern tube shaft 13, opposite side is a cover plate 8, stern tube shaft 13 and join between the oil jacket 6 and to form outer oil circuit chamber 14, outer oil circuit chamber 14 is linked up with the outer oil circuit in the stern tube shaft 13, join and form interior oil circuit chamber 15 between oil jacket 6 and the cover plate 8, interior oil circuit chamber 15 is linked up with the interior oil circuit in the stern tube shaft 13, join and be provided with oil circuit 18 and oil circuit 19 in the oil jacket 6, oil circuit 18 and 14 communications of outer oil circuit chamber, oil circuit 19 is logical with interior oil circuit chamber ditch 15; On the cover 2, distribution oil ring 5 was provided with hydraulic fluid port 20 and hydraulic fluid port 21 in distribution oil ring 5 was sleeved on, and hydraulic fluid port 20 is linked up by oilhole on the interior cover 2 and the oil circuit 18 of joining in the oil jacket 6, and hydraulic fluid port 21 is linked up by oilhole on the interior cover 2 and the oil circuit 19 of joining in the oil jacket 6; Inner oil tube 11 in the stern tube shaft 13 passes distribution oil ring 6, cover plate 8 successively, and its end is provided with slip ring 9, and slip ring 9 drives pitch feedback loop 10 by muscle.
In the present embodiment, the inwall corresponding to hydraulic fluid port 20 and hydraulic fluid port 21 in the distribution oil ring 5 is provided with two distribution oil ring grooves, and between two distribution oil ring grooves and their outside is equipped with seal ring 22.The outer wall of joining in the oil jacket 6 corresponding to oil circuit 18 and oil circuit 19 inlets is provided with two distribution oil ring grooves, and between two distribution oil ring grooves and their outside is equipped with seal ring 22.Oil circuit 18 is linked up by two outlets and outer oil circuit chamber 14, oil circuit 19 is linked up by two outlets and interior oil circuit chamber 15, be equipped with one-way valve 7 in two outlets of linking up with outer oil circuit chamber 14 and with interior oil circuit chamber 15, one of them is unidirectional outlet valve, and another is unidirectional oiling valve.
During use, hydrocoupling is assembling like this: with annular pressing plate 4, threaded insert 3, overcoat 1, interior cover 2 is enclosed within on the stern tube shaft 13, by threaded insert 3 overcoat 1 is fixed on the interior cover 2, annular pressing plate 4 is fixed on the end face of overcoat 1 with bolt, at this moment, between annular pressing plate 4 and the threaded insert 3 chamber is arranged, connect high-pressure oil passage 16 and high-pressure oil passage 17, under the effect of high pressure oil, overcoat 1 displacement to the right on interior cover 2, make threaded insert 3 and overcoat 1 form the chamber that is full of high pressure oil, because all there are axial tapering in overcoat 1 inwall and interior cover 2 outer walls, make overcoat 1, in cover 2 be in the same place with stern tube shaft 13 interference fit joint, the flange plate of interior cover 2 extensions is connected with gearbox output shaft, has realized being connected of gearbox output shaft and stern tube shaft 13.
Have inside and outside twice oil circuit in stern tube shaft 13, wherein, interior oil circuit is inner oil tube 11 endoporus, and outer oil circuit is the gap between the inwall of inner oil tube 11 outer walls and stern tube shaft 13 center holes.Distribution oil ring 5 in the utility model is fixed in hull, in the work, it is static having only distribution oil ring 5, other each parts all rotate under the drive of gearbox output shaft synchronously, inner oil tube 11 in rotating synchronously also with the piston generation axial displacement in the propeller hub, potentiometer is converted into electrical signal with the axial displacement of pitch feedback loop 10, thereby has indicated the size of pitch.During positive car operation, oil pump with pressure oil by hydraulic fluid port 21, join the oil circuit 19 in the oil jacket 6, interior oil circuit chamber 15 enter in oil circuit drive piston in the propeller hub, return fuel tank by outer oil circuit, outer oil circuit chamber 14, oil circuit 18, the hydraulic fluid port 20 of joining in the oil jacket 6; During car backing operation, oil pump with pressure oil by hydraulic fluid port 20, join the oil circuit 18 in the oil jacket 6, outer oil circuit chamber 14 and enter outer oil circuit and drive piston in the propeller hub, return fuel tank by interior oil circuit, interior oil circuit chamber 15, oil circuit 19, the hydraulic fluid port 21 of joining in the oil jacket 6.It is identical with working method to join in each one-way valve 7 in the oil circuit 18 and oil circuit 19 in the oil jacket 6 and the traditional propeller hub non-return valve function.
Claims (4)
1, the composite structure of a kind of ship hydraulic coupling and oil distributor is made up of hydrocoupling and oil distributor, it is characterized in that:
Hydrocoupling comprises the threaded insert and the annular pressing plate of overcoat, interior cover, annular, wherein: outer casing internal diameter is increased gradually to the rear end by front end and forms axial tapering, the anterior outer wall of interior cover has identical axial tapering with overcoat, the threaded insert of annular is provided with the inner ring screw thread, and the end of interior cover extension is provided with flange plate; The overcoat front end is provided with the threaded insert storehouse of annular, and the axial depth in threaded insert storehouse is 2～2.5 times of threaded insert axial thickness, and interior cover front end outer wall is provided with the screw thread with threaded insert inner ring screw thread coupling; Put outward and be provided with the two-way high-pressure oil passage, the one tunnel arrives at the axial tapering surface of contact of overcoat and interior cover, and threaded insert storehouse root is arrived on another road; Annular pressing plate is by being bolted to the end face of overcoat;
Oil distributor is installed in the interior cover extension of hydrocoupling, oil distributor comprises distribution oil ring, joins oil jacket, cover plate, one-way valve, inner oil tube, slip ring, pitch feedback loop, wherein: join oil jacket and place interior cover extension, the one side is a stern tube shaft, opposite side is a cover plate, stern tube shaft and join between the oil jacket and to form outer oil circuit chamber, outer oil circuit in outer oil circuit chamber and the stern tube shaft is linked up, join and form interior oil circuit chamber between oil jacket and the cover plate, interior oil circuit in interior oil circuit chamber and the stern tube shaft is linked up, join and be provided with the twice oil circuit in the oil jacket, link up with outer oil circuit chamber together, another road and the communication of interior oil circuit chamber; Distribution oil ring puts in being sleeved on, and distribution oil ring is provided with two hydraulic fluid ports, and they are linked up with the twice oil circuit of joining oil jacket respectively by the interior oilhole that puts; Inner oil tube in the stern tube shaft passes distribution oil ring, cover plate successively, and its end is provided with slip ring, and slip ring drives the pitch feedback loop by muscle.
2, the composite structure of ship hydraulic coupling according to claim 1 and oil distributor is characterized in that: the inwall corresponding to two hydraulic fluid ports in the distribution oil ring is provided with two distribution oil ring grooves, and between two distribution oil ring grooves and their outside is equipped with seal ring.
3, the composite structure of ship hydraulic coupling according to claim 2 and oil distributor is characterized in that: join that the outer wall corresponding to the twice hydraulic fluid port is provided with two distribution oil ring grooves in the oil jacket, between two distribution oil ring grooves and their outside is equipped with seal ring.
4, according to the composite structure of claim 1 or 2 or 3 described ship hydraulic coupling and oil distributor, it is characterized in that: join and be provided with the twice oil circuit in the oil jacket, one oil circuit linked up by two outlets and interior oil circuit chamber by two outlets and the communication of outer oil circuit chamber, another road, in two outlets of linking up, be equipped with one-way valve with outer oil circuit chamber and with interior oil circuit chamber, one of them is unidirectional outlet valve, and another is unidirectional oiling valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200372456U CN201407287Y (en) | 2009-02-20 | 2009-02-20 | Marine hydraulic coupling and oil distributor combination structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200372456U CN201407287Y (en) | 2009-02-20 | 2009-02-20 | Marine hydraulic coupling and oil distributor combination structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201407287Y true CN201407287Y (en) | 2010-02-17 |
Family
ID=41678221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200372456U Expired - Fee Related CN201407287Y (en) | 2009-02-20 | 2009-02-20 | Marine hydraulic coupling and oil distributor combination structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201407287Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102248996A (en) * | 2011-04-28 | 2011-11-23 | 杭州前进齿轮箱集团股份有限公司 | Adjustable pitch propeller oil distributor with linear feedbacks |
| CN106741777A (en) * | 2017-01-16 | 2017-05-31 | 中国船舶重工集团公司第七0四研究所 | Floating ring type oil distributor |
| CN108840126A (en) * | 2018-08-02 | 2018-11-20 | 高鹏 | A kind of bottom-supported automatic lubricating method of screw ship-unloader dispenser and device |
| CN118088559A (en) * | 2024-04-24 | 2024-05-28 | 哈尔滨船舶锅炉涡轮机研究所(中国船舶集团有限公司第七0三研究所) | Rotary hydraulic transmission device for ship retraction system |
-
2009
- 2009-02-20 CN CN2009200372456U patent/CN201407287Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102248996A (en) * | 2011-04-28 | 2011-11-23 | 杭州前进齿轮箱集团股份有限公司 | Adjustable pitch propeller oil distributor with linear feedbacks |
| CN102248996B (en) * | 2011-04-28 | 2014-03-19 | 杭州前进齿轮箱集团股份有限公司 | Adjustable pitch propeller oil distributor with linear feedbacks |
| CN106741777A (en) * | 2017-01-16 | 2017-05-31 | 中国船舶重工集团公司第七0四研究所 | Floating ring type oil distributor |
| CN106741777B (en) * | 2017-01-16 | 2019-01-01 | 中国船舶重工集团公司第七0四研究所 | Floating ring type oil distributor |
| CN108840126A (en) * | 2018-08-02 | 2018-11-20 | 高鹏 | A kind of bottom-supported automatic lubricating method of screw ship-unloader dispenser and device |
| CN118088559A (en) * | 2024-04-24 | 2024-05-28 | 哈尔滨船舶锅炉涡轮机研究所(中国船舶集团有限公司第七0三研究所) | Rotary hydraulic transmission device for ship retraction system |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100217 Termination date: 20160220 |