CN113007180B - Underwater integrated hydraulic source - Google Patents
Underwater integrated hydraulic source Download PDFInfo
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- CN113007180B CN113007180B CN202110213037.2A CN202110213037A CN113007180B CN 113007180 B CN113007180 B CN 113007180B CN 202110213037 A CN202110213037 A CN 202110213037A CN 113007180 B CN113007180 B CN 113007180B
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- end cover
- compensation film
- sealing
- piston
- oil
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/005—Filling or draining of fluid systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
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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
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Actuator (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention relates to the technical field of underwater hydraulic devices, in particular to an underwater integrated hydraulic source. The hydraulic pump is positioned in the upper barrel, the motor is detachably connected to the end cover through the connecting piece, and the output end of the motor penetrates through the end cover and is connected with the hydraulic pump through a coupler; the outer ring of the coupler is provided with a connecting flange, the front end and the rear end of the connecting flange are detachably connected with the end cover and the hydraulic pump respectively through connecting pieces, and the coupler is coated by the connecting flange. The invention optimizes the integrated design of all parts of the hydraulic source, compared with the traditional underwater hydraulic source structure, the invention integrates the main interface and the equipment on the end cover, is convenient to install and maintain, has a compact arrangement structure, ensures that the hydraulic source has smaller volume and lighter weight, can provide larger effective load space and external carrying weight for marine equipment, and is convenient to use.
Description
Technical Field
The invention relates to the technical field of underwater hydraulic devices, in particular to an underwater integrated hydraulic source.
Background
With the gradual exploitation of land resources by human beings, the land exploitable resources are less and less, which prompts the requirement of human beings on resources to gradually turn to the ocean, and in order to effectively explore, exploit and utilize the ocean resources, human beings continuously develop various ocean exploration and exploitation operation equipment such as ROV, AUV, manned submersible, deep sea mining machine, cable laying machine and the like. The hydraulic driving mode is the main driving mode for the marine equipment to carry out operation, and the hydraulic source is the power heart of the whole hydraulic system and is used for providing pressure energy for the operation of the hydraulic actuating mechanism.
In the prior art, the underwater hydraulic source has the defects of low efficiency, low power, low reliability, heavy weight, large space occupation ratio and the like, and has important practical significance for improving the efficiency of the hydraulic source and reducing the weight and the volume of the hydraulic source for marine equipment with compact overall structure. Therefore, in order to overcome the above-mentioned drawbacks of the existing underwater hydraulic source, further optimization and overcoming of the drawbacks are needed, which is the technical problem to be solved by the present invention.
Disclosure of Invention
The applicant aims at the defects in the prior art, provides an underwater integrated hydraulic source with a reasonable structure, realizes the integrated design of all parts of the hydraulic source, has compact structural arrangement, smaller volume and lighter weight, effectively improves the power density of equipment, realizes the pressure compensation function of the hydraulic source, and improves the reliability of the whole hydraulic system.
The technical scheme adopted by the invention is as follows:
an underwater integrated hydraulic source comprises an upper barrel, wherein one end of the upper barrel is detachably connected with an end cover through a connecting piece, a hydraulic pump and a motor are respectively arranged on two sides of the end cover, the hydraulic pump is positioned in the upper barrel, the motor is detachably connected onto the end cover through the connecting piece, and the output end of the motor penetrates through the end cover and is connected with the hydraulic pump through a coupler; the outer ring of the coupler is provided with a connecting flange, the front end and the rear end of the connecting flange are respectively detachably connected with an end cover and a hydraulic pump through connecting pieces, and the coupling is covered in the connecting flange; the output end of the hydraulic pump is connected with one end of an oil delivery pipe through a pipe joint, the other end of the oil delivery pipe is connected with a straight plate transition joint through the pipe joint, and the straight plate transition joint penetrates through an end cover and is connected with an oil outlet joint;
the other end of the upper cylinder is detachably connected with the lower cylinder through a connecting piece, a pressing plate is arranged between the upper cylinder and the lower cylinder, a piston capable of sliding up and down is arranged in the lower cylinder, a gap allowance is arranged between the piston and the lower cylinder, a compression spring is arranged in an inner cavity of the piston, and the upper end and the lower end of the compression spring are respectively abutted against the end faces of the piston and the lower cylinder; the piston face is abutted against one end of the cylinder body and provided with a compensation film, a compensation film pressing plate is arranged on the end face of the compensation film, the center of the compensation film pressing plate is connected to the end face of the piston through a fixing bolt, and the compensation film pressing plate presses the compensation film tightly on the end face of the piston; the sealing edge of the compensation film is arranged between the pressure plate and the upper barrel body and is clamped and pressed by the pressure plate and the upper barrel body, the compensation film and the end cover at the two ends of the upper barrel body form a sealed hydraulic cavity in the inner cavity of the upper barrel body, and the lower barrel body is back to the center of one end of the upper barrel body and is provided with a water inlet; the barrel outside sets up hysteresis lag formula level sensor down, and hysteresis lag formula level sensor can detect the interior fluid level of barrel and lower barrel and change.
Furthermore, a plurality of waist-shaped holes are formed in the connecting flange along the circumferential direction.
Furthermore, a sealing groove is formed in one side, facing the end cover, of the straight plate transition joint, and a third sealing ring is arranged in the sealing groove for sealing.
Furthermore, the outer surface of the connecting flange is detachably connected with a sensor support through a connecting piece, a sensor is fixed on the sensor support, one side, back to the upper cylinder, of the end cover is connected with a first watertight socket, and the first watertight socket is electrically connected with the sensor.
Furthermore, an oil return port connector is connected to the end cover, an oil filling connector is connected to the end cover through threads, a through ball valve is connected to the oil filling connector, an air release port connector is connected to the end cover, the air release port connector and the oil filling connector are arranged in bilateral symmetry with the circle center of the end cover as the center, and a pressure measuring connector is connected to the end cover.
Furthermore, the pressing plate is provided with a sealing groove structure facing the end face of the compensation film, and the sealing edge of the compensation film is positioned in the sealing groove structure.
Furthermore, a spring seat is arranged on the inner ring of the compression spring, and one end of the spring seat is detachably connected to the lower cylinder body through a connecting piece.
Furthermore, hysteresis lag formula level sensor includes sensor body and magnetic ring, and the sensor body passes through connecting piece detachable and connects at last barrel and lower barrel hookup location department, and the magnetic ring passes through the vaulting pole to be connected on the piston, fixed connection guide bar on the sensor body, and magnetic ring sliding connection is in guide bar one end, and the second watertight socket of guide bar other end fixed connection, second watertight socket and sensor body electricity are connected, and lower barrel surface is equipped with the spout of rectangular shape, and vaulting pole sliding connection is in the spout.
Further, a first sealing ring is arranged between the motor and the end cover, and the first sealing ring realizes sealing between the motor (1) and the end cover.
Furthermore, a second sealing ring is arranged between the end cover and the end face of the upper cylinder body, and the second sealing ring realizes sealing between the end cover and the upper cylinder body.
The invention has the following beneficial effects:
(1) the integrated design of all parts of the hydraulic source is optimized, compared with the traditional underwater hydraulic source structure, the integrated structure integrates the main interface and the equipment on the end cover, and is convenient to install and maintain, and the compact structure enables the hydraulic source to be smaller in size and lighter in weight, can provide larger effective load space and external carrying weight for marine equipment, and is convenient to use;
(2) the invention enables the hydraulic source to have the function of a compensator, enables the internal pressure to be slightly greater than the external pressure all the time through the action of the compensation film and the compression spring, effectively ensures the sealing performance of each mounting surface of the hydraulic source, prevents the phenomenon of oil backflow when the environmental pressure changes, and improves the reliability of the whole hydraulic system;
(3) in the invention, the lower cylinder, the piston, the spring seat and other structures are all made of nylon materials and are provided with lightening holes, so that the overall weight of the hydraulic source is further reduced;
(4) the hysteresis type liquid level sensor is simple in structure, and can monitor the liquid level change of the hydraulic oil in the hydraulic source more accurately, conveniently and stably.
(5) The invention has certain popularization value, small volume, light weight and large power density, and can be widely applied to various underwater hydraulic equipment.
Drawings
FIG. 1 is a front view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a view from a direction of fig. 2.
Wherein: 1. a motor; 2. a hydraulic pump; 3. an end cap; 4. an upper cylinder body; 5. a lower cylinder body; 6. a hysteresis type liquid level sensor; 601. a stay bar; 602. a magnetic ring; 603. a sensor body; 604. a second watertight socket; 605. a guide bar; 7. a piston; 8. a spring seat; 9. pressing a plate; 10. fixing the bolt; 11. a compression spring; 12. a compensation film; 13. a coupling; 14. a connecting flange; 15. a compensation film pressing plate; 16. a sensor; 17. a sensor holder; 18. a straight plate transition joint; 19. an oil delivery pipe; 21. a vent port connector; 22. a first watertight socket; 23. an oil return port joint; 24. an oil outlet fitting; 25. an oil-filled joint; 26. a straight-through ball valve; 27. a pressure measuring joint; 28. a first seal ring; 29. a second seal ring; 30. a third seal ring; 31. a waist-shaped hole.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in figures 1 and 2, the invention mainly comprises an upper cylinder body 4, wherein one end of the upper cylinder body 4 is detachably connected with an end cover 3 through a connecting piece. Two sides of the end cover 3 are respectively provided with a hydraulic pump 2 and a motor 1, the hydraulic pump 2 is positioned in the upper barrel 4, the motor 1 is detachably connected onto the end cover 3 through a connecting piece, and the output end of the motor 1 penetrates through the end cover 3 and is connected with the hydraulic pump 2 through a coupler 13.
In the embodiment shown in fig. 1 and 2, the motor 1 is an oil-filled compensation type watertight motor, and can bear the pressure of seawater to work normally. The hydraulic pump 2 is a micro pump and has a compact structure.
In order to protect the coupler 13, as shown in fig. 1, a connecting flange 14 is arranged on the outer ring of the coupler 13, the front end and the rear end of the connecting flange 14 are respectively detachably connected with the end cover 3 and the hydraulic pump 2 through a connecting piece, and the coupler 13 is covered in the connecting flange 14. The connecting flange 14 is provided with a plurality of waist-shaped holes 31 along the circumferential direction, and the waist-shaped holes 31 facilitate the hydraulic oil to enter the input end of the hydraulic pump 2, so that the hydraulic pump 2 can normally work to supply oil.
As shown in figure 1, the output end of the hydraulic pump 2 is connected with one end of an oil delivery pipe 19 through a pipe joint, the other end of the oil delivery pipe 19 is connected with a straight plate transition joint 18 through a pipe joint, and the straight plate transition joint 18 penetrates through the end cover 3 and is connected with an oil outlet joint 24.
As shown in fig. 1, a sealing groove is formed in the side of the straight plate transition joint 18 facing the end cover 3, and a third sealing ring 30 is arranged in the sealing groove for sealing.
As shown in figure 1, the outer surface of the connecting flange 14 is detachably connected with a sensor bracket 17 through a connecting piece, the sensor 16 is fixed on the sensor bracket 17, one side of the end cover 3, which is back to the upper cylinder 4, is connected with a first watertight socket 22, and the first watertight socket 22 is electrically connected with the sensor 16. The sensor 16 can detect the insulation condition and the leakage condition of the hydraulic pump 2 and transmit the detection data to an externally connected control device.
As shown in fig. 2, the oil return port connector 23 is connected to the end cover 3, the oil filling connector 25 is connected to the end cover 3 through threads, the air release port connector 21 is connected to the end cover 3, and the air release port connector 21 and the oil filling connector 25 are symmetrically arranged about the center of the end cover 3, so that air in the upper cylinder 4 can be more conveniently discharged. The end cover 3 is connected with a pressure measuring joint 27, and the pressure measuring joint 27 can detect the internal pressure of the upper cylinder 4.
In order to control the on-off of the oil filling connector 25, as shown in fig. 2, a through type ball valve 26 is connected to the oil filling connector 25.
As shown in figure 1, the other end of the upper cylinder 4 is detachably connected with the lower cylinder 5 through a connecting piece, and a pressure plate 9 is arranged between the upper cylinder 4 and the lower cylinder 5. The piston 7 capable of sliding up and down is arranged in the lower cylinder 5, and the clearance allowance is arranged between the piston 7 and the lower cylinder 5, so that when the piston 7 descends due to the liquid level of the oil liquid, the movement of the compensation film 12 is not blocked, and the service life of the compensation film 12 is effectively prolonged. The inner cavity of the piston 7 is provided with a compression spring 11, and the upper end and the lower end of the compression spring 11 are respectively abutted against the end surfaces of the piston 7 and the lower cylinder 5. The piston 7 is upwards supported by 4 one end of the cylinder and is provided with a compensation film 12, the end face of the compensation film 12 is provided with a compensation film pressing plate 15, the center of the compensation film pressing plate 15 is connected to the end face of the piston 7 through a fixing bolt 10, and the compensation film pressing plate 15 compresses the compensation film 12 on the end face of the piston 7. The sealing edge of the compensation film 12 is arranged between the pressure plate 9 and the upper cylinder 4 and is clamped and pressed by the pressure plate 9 and the upper cylinder 4. The compensation films 12 at the two ends of the upper cylinder 4 and the end covers 3 form a sealed hydraulic cavity in the inner cavity of the upper cylinder 4. The lower barrel 5 is back to the center of one end of the upper barrel 4, and a water inlet is formed in the center, so that external seawater can conveniently enter the lower barrel 5. When the compression spring 11 is in a compressed state, the movable piston 7 extrudes hydraulic oil in the compensation film 12, so that the pressure in the sealed oil cavity is always higher than the pressure of seawater, and the pressure compensation effect is achieved.
In order to ensure the pressing effect of the sealing edge of the compensation film 12, as shown in fig. 1, the pressing plate 9 is provided with a sealing groove structure facing the end surface of the compensation film 12, and the sealing edge of the compensation film 12 is located in the sealing groove structure, so that the possibility of falling off of the sealing edge of the compensation film 12 is reduced, and the installation stability of the compensation film 12 is ensured.
In order to ensure that the compression spring 11 deforms along the axial direction, as shown in fig. 1, a spring seat 8 is arranged on the inner ring of the compression spring 11, and one end of the spring seat 8 is detachably connected to the lower cylinder 5 through a connecting piece. The spring seat 8 mainly plays a guiding role for the compression spring 11, prevents the stress deviation and reduces the pressure compensation effect.
The piston 7 and the spring seat 8 are made of nylon materials, so that the overall weight of the invention is reduced, and external seawater can enter conveniently. The compensation film 12 transmits the seawater pressure to the hydraulic oil to form internal and external pressure balance.
As shown in fig. 2 and 3, a hysteresis type level sensor 6 is provided outside the lower cylinder 5, and the hysteresis type level sensor 6 can detect a change in the oil level in the upper cylinder 4 and the lower cylinder 5. The hysteresis type liquid level sensor 6 comprises a sensor body 603 and a magnetic ring 602, the sensor body 603 is detachably connected with the connecting position of the upper cylinder 4 and the lower cylinder 5 through a connecting piece, the magnetic ring 602 is connected with the piston 7 through a support rod 601, the sensor body 603 is fixedly connected with a guide rod 605, the magnetic ring 602 is slidably connected with one end of the guide rod 605, the other end of the guide rod 605 is fixedly connected with a second watertight socket 604, and the second watertight socket 604 is electrically connected with the sensor body 603. When the liquid level of the oil in the cylinder changes, the piston 7 can drive the magnetic ring 602 to move up and down together, the sensor body 603 can detect the change of the magnetic ring 602, and the detection data is transmitted to the external control equipment through the second watertight socket 604.
In order to ensure that the stay bar 601 can drive the magnetic ring 602 to slide smoothly, the surface of the lower cylinder 5 is provided with a strip-shaped chute, and the stay bar 601 is connected in the chute in a sliding manner. The lower cylinder 5 is made of nylon materials, so that the overall weight can be reduced.
As shown in fig. 1, a first sealing ring 28 is arranged between the motor 1 and the end cover 3, and the first sealing ring 28 seals between the motor 1 and the end cover 3. A second sealing ring 29 is arranged between the end cover 3 and the end face of the upper cylinder body 4, and the second sealing ring 29 realizes sealing between the end cover 3 and the upper cylinder body 4.
The specific working process of the invention is as follows: when the oil pump is filled with oil, the straight-through ball valve 26 is opened, hydraulic oil is injected through the oil filling connector 25, air in an oil cavity of a hydraulic source is discharged through the air vent connector 21, after the air is completely discharged, the air vent connector 21 is closed, hydraulic oil is continuously injected, the compensation film 12 compresses the compression spring 11 along with the increase of the hydraulic oil in the oil cavity, a certain pre-pressure is generated on the oil cavity under the reaction force of the compression spring 11, the pressure ensures that the pressure in the hydraulic source is always slightly higher than the external environment, the sealing performance of the mounting surface in the deep sea environment can be effectively ensured, and the oil is prevented from flowing backwards when the environmental pressure changes. When the pressure of the external seawater environment is increased, the piston 7 and the compensation membrane 12 move upwards and contract under the action of external pressure, so that the balance between the internal pressure and the external pressure is ensured, and the pressure compensation function is realized. When the hydraulic source works, the motor 1 is electrified, mechanical energy is transmitted to the hydraulic pump 2 through the coupler 13, the pump source starts to work, hydraulic oil in an oil cavity of the hydraulic source is supplied to hydraulic equipment through the oil conveying pipe 19 and the oil outlet connector 24, and the hydraulic oil returns to the oil cavity of the hydraulic source through the oil return port connector 23 to circulate after the operation is finished.
The above description is intended to be illustrative and not restrictive, and the scope of the invention is defined by the appended claims, which may be modified in any manner within the scope of the invention.
Claims (4)
1. An integrated hydraulic source under water, includes barrel (4), its characterized in that: one end of the upper cylinder (4) is detachably connected with an end cover (3) through a connecting piece, a hydraulic pump (2) and a motor (1) are respectively arranged on two sides of the end cover (3), the hydraulic pump (2) is positioned in the upper cylinder (4), the motor (1) is detachably connected onto the end cover (3) through the connecting piece, and the output end of the motor (1) penetrates through the end cover (3) and is connected with the hydraulic pump (2) through a coupler (13); a connecting flange (14) is arranged on the outer ring of the coupler (13), the front end and the rear end of the connecting flange (14) are detachably connected with the end cover (3) and the hydraulic pump (2) through connecting pieces respectively, and the coupler (13) is coated in the connecting flange (14); the output end of the hydraulic pump (2) is connected with one end of an oil delivery pipe (19) through a pipe joint, the other end of the oil delivery pipe (19) is connected with a straight plate transition joint (18) through the pipe joint, and the straight plate transition joint (18) penetrates through the end cover (3) and is connected with an oil outlet joint (24); the end cover (3) is connected with an oil return port connector (23), the end cover (3) is connected with an oil filling connector (25) through threads, the oil filling connector (25) is connected with a straight-through ball valve (26), the end cover (3) is connected with an air release port connector (21), the air release port connector (21) and the oil filling connector (25) are arranged in bilateral symmetry by taking the circle center of the end cover (3) as the center, and the end cover (3) is connected with a pressure measuring connector (27);
the other end of the upper cylinder (4) is detachably connected with the lower cylinder (5) through a connecting piece, a pressing plate (9) is arranged between the upper cylinder (4) and the lower cylinder (5), a piston (7) capable of sliding up and down is arranged in the lower cylinder (5), a clearance allowance is arranged between the piston (7) and the lower cylinder (5), a compression spring (11) is arranged in an inner cavity of the piston (7), and the upper end and the lower end of the compression spring (11) are respectively abutted against the end faces of the piston (7) and the lower cylinder (5); a spring seat (8) is arranged on the inner ring of the compression spring (11), and one end of the spring seat (8) is detachably connected to the lower cylinder body (5) through a connecting piece; the piston (7) faces one end of the upper cylinder (4) and is abutted with a compensation film (12), a compensation film pressing plate (15) is arranged on the end face of the compensation film (12), the center of the compensation film pressing plate (15) is connected to the end face of the piston (7) through a fixing bolt (10), and the compensation film pressing plate (15) presses the compensation film (12) on the end face of the piston (7); the sealing edge of the compensation film (12) is arranged between the pressing plate (9) and the upper cylinder body (4) and is clamped and pressed by the pressing plate (9) and the upper cylinder body (4), the end face of the pressing plate (9) facing the compensation film (12) is provided with a sealing groove structure, and the sealing edge of the compensation film (12) is positioned in the sealing groove structure; the compensation films (12) and the end covers (3) at the two ends of the upper barrel (4) enable the inner cavity of the upper barrel (4) to form a sealed hydraulic cavity, and a water inlet is formed in the center of one end, back to the upper barrel (4), of the lower barrel (5); a hysteresis type liquid level sensor (6) is arranged on the outer side of the lower barrel (5), and the hysteresis type liquid level sensor (6) can detect the liquid level change of oil in the upper barrel (4) and the lower barrel (5);
the outer surface of the connecting flange (14) is detachably connected with a sensor support (17) through a connecting piece, a sensor (16) is fixed on the sensor support (17), the end cover (3) is back to one side of the upper cylinder body (4) and is connected with a first watertight socket (22), and the first watertight socket (22) is electrically connected with the sensor (16);
the hysteresis type liquid level sensor (6) comprises a sensor body (603) and a magnetic ring (602), the sensor body (603) is detachably connected with the connecting position of the upper cylinder (4) and the lower cylinder (5) through a connecting piece, the magnetic ring (602) is connected with the piston (7) through a support rod (601), the sensor body (603) is fixedly connected with a guide rod (605), the magnetic ring (602) is slidably connected with one end of the guide rod (605), the other end of the guide rod (605) is fixedly connected with a second watertight socket (604), the second watertight socket (604) is electrically connected with the sensor body (603), a long strip-shaped sliding groove is formed in the surface of the lower cylinder (5), and the support rod (601) is slidably connected in the sliding groove;
the connecting flange (14) is provided with a plurality of waist-shaped holes (31) along the circumferential direction.
2. An underwater integrated hydraulic source as claimed in claim 1 wherein: one side of the straight plate transition joint (18) facing the end cover (3) is provided with a sealing groove, and a third sealing ring (30) is arranged in the sealing groove for sealing.
3. An underwater integrated hydraulic source as claimed in claim 1 wherein: a first sealing ring (28) is arranged between the motor (1) and the end cover (3), and the first sealing ring (28) is used for sealing between the motor (1) and the end cover (3).
4. An underwater integrated hydraulic source as claimed in claim 1 wherein: and a second sealing ring (29) is arranged between the end cover (3) and the end surface of the upper cylinder body (4), and the second sealing ring (29) realizes the sealing between the end cover (3) and the upper cylinder body (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110213037.2A CN113007180B (en) | 2021-02-26 | 2021-02-26 | Underwater integrated hydraulic source |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110213037.2A CN113007180B (en) | 2021-02-26 | 2021-02-26 | Underwater integrated hydraulic source |
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| CN113007180A CN113007180A (en) | 2021-06-22 |
| CN113007180B true CN113007180B (en) | 2022-08-12 |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201228680Y (en) * | 2008-07-08 | 2009-04-29 | 中国船舶重工集团公司第七○二研究所 | Integration abysmal sea hydraulic source |
| CN101372989B (en) * | 2008-07-08 | 2010-06-02 | 中国船舶重工集团公司第七○二研究所 | Deep sea hydraulic oil tank with multiple monitoring functions |
| CN103615417A (en) * | 2013-11-27 | 2014-03-05 | 西南交通大学 | Deep sea integrated hydraulic power source |
| CN104677466B (en) * | 2013-11-27 | 2017-12-26 | 中国科学院沈阳自动化研究所 | Underwater robot compensator displacement detecting sensor and its detection method |
| CN109340220B (en) * | 2018-09-06 | 2020-04-03 | 北京工业大学 | Deep sea electro-hydrostatic actuator |
| CN109236762B (en) * | 2018-10-16 | 2020-08-04 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | Integrated deep sea hydraulic power source |
| CN211924637U (en) * | 2020-01-17 | 2020-11-13 | 中国电建集团西北勘测设计研究院有限公司 | Differential pressure compensator of underwater hydraulic system |
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