CN108313245B - Driving system for buoyancy adjustment seawater plunger pump of full-sea-depth submersible - Google Patents
Driving system for buoyancy adjustment seawater plunger pump of full-sea-depth submersible Download PDFInfo
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- CN108313245B CN108313245B CN201810331385.8A CN201810331385A CN108313245B CN 108313245 B CN108313245 B CN 108313245B CN 201810331385 A CN201810331385 A CN 201810331385A CN 108313245 B CN108313245 B CN 108313245B
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- conversion mechanism
- motion conversion
- plunger pump
- shaft
- planetary reducer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63G—OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
- B63G8/00—Underwater vessels, e.g. submarines; Equipment specially adapted therefor
- B63G8/14—Control of attitude or depth
- B63G8/22—Adjustment of buoyancy by water ballasting; Emptying equipment for ballast tanks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention discloses a driving system for a buoyancy adjustment seawater plunger pump of a full-sea deep submersible, which comprises a motion conversion mechanism, a seawater plunger pump, a planetary reducer, a full-sea deepwater motor, a motion conversion mechanism compensator, a motor, a planetary reducer compensator and a compensation oil pipe, wherein the motor is connected with the motor; the motion conversion mechanism compensator is connected to the motion conversion mechanism through a compensation oil pipe; the motor and the planetary reducer compensator are connected to the motor under the sea deep water through a compensation oil pipe; the output side of the motor under the whole sea deep water is connected to the input side of the planetary reducer through bolts; the output side end cover of the planetary reducer is connected to the input side end cover of the motion conversion mechanism through a bolt; the seawater plunger pump is connected to the side surface of the motion conversion mechanism. The driving system can work in the full sea depth environment, overcomes the influence of the full sea depth 115MPa high-pressure environment, can drive a plurality of seawater plunger pumps to work in parallel or in series at the same time, and greatly improves the efficiency.
Description
Technical Field
The invention belongs to the technical field of diving equipment, relates to a seawater plunger pump for a diving equipment, and in particular relates to a driving system for a seawater plunger pump for buoyancy adjustment of a full-sea-depth diving equipment.
Background
As people are exploring the sea more and more, the demand for large depth submarines is becoming more and more widespread. In the present, a large-depth submersible, particularly a large-depth unmanned submersible and an unmanned submersible, needs a buoyancy adjusting system to adjust the buoyancy condition of the submersible during underwater movement so as to adjust the floating or submerging of the submersible and compensate the buoyancy change caused by the external environment change. The use of seawater to adjust the buoyancy of a submersible is a very simple and practical way, but the buoyancy adjustment of a full-sea-depth submersible is subject to the effects of the external, large operating environment seawater pressure on the pump body.
The deepest ocean in the world exceeds one thousand meters, and the external seawater pressure force reaches more than 115MPa, so that the energy source is always limited by the common large-depth manned submersible, and is generally supplied by a battery. There is a need for a highly efficient drive system that can reliably operate in a full sea depth environment and that can be used to drive a buoyancy adjusting seawater plunger pump of a full sea depth submersible.
The prior art mainly has the following problems: (1) The working water depths of the similar equipment are not deep, basically work under the environment within 70MPa, and cannot reach the working environment with the full sea depth of 115 MPa; (2) The system driven by the hydraulic mode needs to convert the electric energy into the hydraulic energy and finally into the driving power of the sea water pump, the efficiency of the mode is lower, and the system is not suitable for the buoyancy regulating pump of the full-sea deep submersible; (3) At present, a driving system suitable for the buoyancy adjustment seawater plunger pump of the full-sea-depth submersible is not seen.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a driving system for the buoyancy adjustment seawater plunger pump of the full-sea-depth submersible, which can work in a full-sea-depth environment, overcomes the influence of a 115MPa high-pressure environment of the full sea depth, can drive a plurality of seawater plunger pumps to work in parallel or in series at the same time, and greatly improves the efficiency.
For this purpose, the invention adopts the following technical scheme:
a driving system for a buoyancy adjustment seawater plunger pump of a full-sea deep submersible comprises a motion conversion mechanism, a seawater plunger pump, a planetary reducer, a motor under the full-sea deep water, a motion conversion mechanism compensator, a motor, a planetary reducer compensator and a compensation oil pipe; the motion conversion mechanism compensator is connected to the motion conversion mechanism through a compensation oil pipe; the motor and the planetary reducer compensator are connected to the motor under the sea and the deep water through a compensation oil pipe; the output side of the motor under the whole sea deep water is connected to the input side of the planetary reducer through bolts; the output side end cover of the planetary reducer is connected to the input side end cover of the motion conversion mechanism through bolts; the cavity of the motor under the whole sea deep water is communicated with the inside of the cavity of the planetary reducer; the cavity of the planetary reducer is isolated from the cavity of the motion conversion mechanism through an oil seal; the seawater plunger pump is connected to the side face of the motion conversion mechanism.
Preferably, the output shaft of the motor under the whole sea deep water is connected with the input shaft of the planetary reducer in a key fit way; the output shaft of the planetary reducer is connected with the crank shaft of the motion conversion mechanism through a key.
Preferably, the motion conversion mechanism comprises a motion conversion mechanism cylinder body, a plunger pump driving piston tension ring, a bearing bush, a shaft check ring, a crank shaft, a self-aligning roller bearing, a hole check ring, bolts and end covers, an O-shaped ring, an input end cover, a connecting support seat and an oil seal; the motion conversion mechanism cylinder body is an elliptical columnar body, an elliptical columnar hole is formed in the motion conversion mechanism cylinder body, two end faces which are symmetrically distributed along the axial direction of the columnar body are arranged in the vertical direction of two ends of an elliptical long axis of the elliptical appearance, an inner hole, four threaded holes which are uniformly distributed along the inner hole and an O-shaped ring groove are formed in the end faces, and the four threaded holes and the O-shaped ring groove are respectively used for installing four bolts and O-shaped rings of the submersible buoyancy adjustment seawater plunger pump; the input end cover and the tail end cover are fixed on the motion conversion mechanism cylinder body through bolts; the input end cover and the tail end cover are provided with elliptical columnar bodies which are the same as the motion conversion mechanism cylinder body, bearing hole seats are arranged in the axial direction of the columnar bodies, self-aligning roller bearings are arranged on the bearing hole seats, and one side end faces of outer bearing rings of the self-aligning roller bearings are respectively clung to hole shoulders of the input end cover and the tail end cover; two shaft ends of the crank shaft are respectively arranged on the two bearings on the input end cover and the tail end cover, the two shaft ends of the crank shaft are respectively provided with shaft shoulders which are respectively in close fit with the end face of the other side of the inner bearing ring of the aligning roller bearing; the crank shaft is provided with a through hole along the axial direction and an eccentric crank bulge, and a shaft shoulder is arranged on the crank bulge; a key groove is processed on one side end of the crankshaft, and a key is placed in the key groove and is used for being connected with an output shaft of the planetary reducer.
Further, a cylindrical bearing bush is sleeved on the outer circle of the crank boss of the crank shaft, and one end of the bearing bush is clung to the shaft shoulder of the crank shaft; the other end of the bearing bush is tightly matched with a check ring for a hole arranged on the crank; the bearing ring is sleeved on the outer circle of the bearing bush, a hole shoulder is arranged on an inner hole at one side of the bearing ring, and the hole shoulder is attached to one end face of the bearing bush; a groove is formed in the other side of the inner hole of the bearing ring, a check ring for a shaft is arranged on the groove, and the inner end face of one side of the check ring for the shaft is attached to the bearing bush.
Further, the plunger pump driving piston is of a T-shaped structure, and the tail end of the piston shaft is provided with a kidney-shaped vertical protruding end face; the plunger pump driving piston tension ring is of an oval column shape, an oval column shape hole is formed in the plunger pump driving piston tension ring, and the long axis of the column shape hole is perpendicular to the long axis of the column shape hole; two end surfaces which are symmetrically distributed along the axial direction of the columnar body are processed along the vertical direction of the two ends of the elliptic long axis of the elliptic appearance; two grooves which are symmetrically distributed along the axial direction of the columnar body are processed along the vertical direction of the two ends of the elliptical short shaft of the elliptical inner hole, and through holes are processed along the short shaft direction; the two ends of the two plunger pump driving pistons are respectively tangent to the bearing ring, and the pistons are respectively arranged on the seawater plunger pump cylinder body fastened on the motion conversion mechanism cylinder body.
Further, the connecting support seat is fastened to the input end cover and the planetary reducer output bearing through bolts respectively; the inner hole of the connecting support seat is provided with a step hole, and an oil seal is arranged on the step hole and used for isolating the cavity of the motion conversion mechanism from the cavity of the planetary reducer.
Further, the length of the crankshaft can be increased, a plurality of crank bulges can be added after the length is increased, and the plunger pump driving piston, the plunger pump driving piston tension ring, the bearing bush, the shaft retainer ring, the aligning roller bearing and the hole retainer ring which are the same as the above are arranged on each crank bulge and are used for driving a plurality of seawater plunger pumps which are connected in parallel or in series.
Preferably, the planetary reducer body and the motor body under the whole sea deep water are positioned on the planetary reducer and the motor mounting support seat; and the compensation oil pipe is connected with corresponding equipment through an oil pipe joint.
Compared with the prior art, the invention has the beneficial effects that:
(1) The hydraulic pump can be operated in a full sea depth environment to drive the submersible buoyancy adjusting seawater plunger pump, and can overcome the influence of a 115MPa high-pressure environment in full sea depth.
(2) The efficiency is higher. The motor directly drives the speed reducer, and the driving system converts the rotary motion into the reciprocating motion to drive the plunger pump without intermediate conversion process.
(3) Multiple plunger pumps can be driven to work in parallel or in series at the same time. The plunger pumps can provide larger seawater flow when being connected in parallel; when the plunger pumps are in series connection, larger sea water output pressure can be provided, and flexible configuration can be realized.
(4) The device is relatively simple and has high reliability.
(5) Compact structure, convenient maintenance and use.
Drawings
Fig. 1 is a schematic diagram of the whole structure of a driving system for a buoyancy regulating seawater plunger pump of a full-sea-depth submersible.
Fig. 2 is a front view of a driving system for a buoyancy adjusting seawater plunger pump of a full-sea-depth submersible provided by the invention.
Fig. 3 is a top view and a partial A-A cross-sectional view of a drive system for a buoyancy-regulating seawater plunger pump of a full-sea-depth submersible provided by the invention.
Fig. 4 is a left side view of a drive system for a buoyancy-regulating seawater plunger pump of a full-sea-depth submersible provided by the invention.
FIG. 5 is a B-B cross-sectional view of a drive system for a buoyancy-modulating seawater plunger pump for a full-sea-depth submersible provided by the invention.
Reference numerals illustrate: i, a motion conversion mechanism compensator; II, compensating an oil pipe; III, a motion conversion mechanism; IV, a seawater plunger pump; v, a planetary reducer; VI, a motor under the deep water of the whole sea; VII, a motor and a planetary reducer compensator; 1. a plunger pump body; 2. a motion conversion mechanism cylinder; 3. the plunger pump drives the piston; 4. the plunger pump drives the piston tension ring; 5. a force-bearing ring; 6. bearing bush; 7. a retainer ring for the shaft; 8. a crank shaft; 9. a self-aligning roller bearing; 10. a retainer ring for holes; 11. a bolt; 12. a distal end cap; 13. an O-ring; 14. an O-ring; 15. a bolt; 16. an input end cap; 17. an O-ring; 18. connecting the support seat; 19. an oil seal; 20. a planetary reducer body; 21. a planetary reducer and a motor mounting support seat; 22. a motor body under full sea deep water; 23. a key; 24. an output shaft of the planetary reducer; 25. an oil pipe joint.
Detailed Description
The present invention will be described in detail below with reference to the drawings and the specific embodiments thereof, which are for explanation of the present invention only, but not for limitation of the present invention.
As shown in FIG. 1, the invention discloses a driving system for a buoyancy adjustment seawater plunger pump of a full-sea deep submersible, which comprises a motion conversion mechanism III, a seawater plunger pump IV, a planetary reducer V, a full-sea deepwater motor VI, a motion conversion mechanism compensator I, a motor and planetary reducer compensator VII and a compensation oil pipe II; the motion conversion mechanism compensator I is connected to the motion conversion mechanism III through a compensation oil pipe II; the motor and the planetary reducer compensator VII are connected to the motor VI under the whole sea deep water through a compensation oil pipe II; the output side of the motor VI under the whole sea deep water is connected to the input side of the planetary reducer V through bolts; the output side end cover of the planetary reducer V is connected to the input side end cover of the motion conversion mechanism III through a bolt; the cavity of the motor VI under the whole sea deep water is communicated with the inside of the cavity of the planetary reducer V; the cavity of the planetary reducer V and the cavity of the motion conversion mechanism III are isolated through an oil seal; the seawater plunger pump IV is connected to the side face of the motion conversion mechanism III.
Specifically, an output shaft of the motor VI under the whole sea deep water is connected with an input shaft of the planetary reducer V in a key fit manner; the output shaft 24 of the planetary reducer v is connected to the crankshaft 8 of the motion conversion mechanism iii via a key 23.
Specifically, as shown in fig. 2-5, the motion conversion mechanism iii comprises a motion conversion mechanism cylinder 2, a plunger pump driving piston 3, a plunger pump driving piston tension ring 4, a bearing ring 5, a bearing bush 6, a shaft retainer ring 7, a crank shaft 8, a self-aligning roller bearing 9, a hole retainer ring 10, bolts 11 and 15, an end cover 12, O-rings 13, 14 and 17, an input end cover 16, a connection support seat 18 and an oil seal 19; the motion conversion mechanism cylinder body 2 is an elliptical columnar body, an elliptical columnar hole is formed in the motion conversion mechanism cylinder body, two end faces which are symmetrically distributed along the axial direction of the columnar body are arranged in the vertical direction of two ends of the elliptical long axis of the elliptical appearance, an inner hole, four threaded holes which are uniformly distributed along the inner hole and an O-shaped ring groove are processed on the end faces, and the four threaded holes and the O-shaped ring groove are respectively used for installing four bolts and an O-shaped ring 14 of the submersible buoyancy adjustment seawater plunger pump IV; the motion conversion mechanism cylinder body 2 is provided with an input end cover 16 and an end cover 12 along the axial two ends of the columnar body, and the input end cover 16 and the end cover 12 are fixed on the motion conversion mechanism cylinder body 2 through bolts 11; the input end cover 16 and the tail end cover 12 are provided with elliptical columnar bodies which are the same as the motion conversion mechanism cylinder body 2, bearing hole seats are arranged in the axial direction of the columnar bodies, self-aligning roller bearings 9 are arranged on the bearing hole seats, and one side end surfaces of outer bearing rings of the self-aligning roller bearings 9 are respectively clung to hole shoulders of the input end cover 16 and the tail end cover 12; the two shaft ends of the crank shaft 8 are respectively arranged on two bearings on the input end cover 16 and the tail end cover 12, the two shaft ends of the crank shaft 8 are respectively provided with shaft shoulders which are respectively in close fit with the other side end face of the inner bearing ring of the aligning roller bearing 9; the crank shaft 8 is provided with a through hole along the axial direction and an eccentric crank bulge, and a shaft shoulder is arranged on the crank bulge; a key groove is formed in one end of the crankshaft 8, and a key 23 is placed in the key groove and is used for being connected with an output shaft 24 of the planetary reducer v.
Specifically, a cylindrical bearing bush 6 is sleeved on the outer circle of the crank boss of the crank shaft 8, and one end of the bearing bush 6 is clung to the shaft shoulder of the crank shaft 8; the other end of the bearing bush 6 is tightly matched with a check ring 10 for holes arranged on a crank; the outer circle of the bearing bush 6 is sleeved with a bearing ring 5, an inner hole on one side of the bearing ring 5 is provided with a hole shoulder, and the hole shoulder is attached to one end face of the bearing bush 6; the other side of the inner hole of the bearing ring 5 is provided with a groove, a check ring 7 for a shaft is arranged on the groove, and the inner end surface of one side of the check ring 7 for the shaft is attached to the bearing bush 6.
Specifically, the plunger pump driving piston 3 has a T-shaped structure, and the tail end of the piston shaft is provided with a kidney-shaped vertical convex end surface; the plunger pump driving piston tension ring 4 is in an oval column shape, an oval column shape hole is formed in the plunger pump driving piston tension ring, and the long axis of the column shape hole is perpendicular to the long axis of the column shape hole; two end surfaces which are symmetrically distributed along the axial direction of the columnar body are processed along the vertical direction of the two ends of the elliptic long axis of the elliptic appearance; two grooves which are symmetrically distributed along the axial direction of the columnar body are processed along the vertical direction of the two ends of the elliptical short shaft of the elliptical inner hole, and through holes are processed along the short shaft direction; the two ends of the two plunger pump driving pistons 3 are respectively tangent to the bearing ring 5, and the pistons 3 are respectively arranged on the seawater plunger pump IV cylinder body fastened on the motion conversion mechanism cylinder body 2.
Specifically, the connection support base 18 is fastened to the input end cover 16 and the planetary reducer v output bearing by bolts, respectively; the inner hole of the connecting support seat 18 is provided with a step hole, and an oil seal 19 is arranged on the step hole and is used for isolating the cavity III of the motion conversion mechanism from the cavity V of the planetary reducer.
Specifically, the length of the crankshaft 8 can be increased, a plurality of crank bulges can be added after the length is increased, and the plunger pump driving piston 3, the plunger pump driving piston tension ring 4, the bearing ring 5, the bearing bush 6, the shaft retainer ring 7, the aligning roller bearing 9 and the hole retainer ring 10 which are the same as the above are arranged on each crank bulge and are used for driving a plurality of seawater plunger pumps IV which are connected in parallel or in series.
Specifically, the planetary reducer body 20 and the motor body 22 under the whole sea deep water are positioned on the planetary reducer and the motor mounting support seat 21; the compensation oil pipe II is connected with corresponding equipment through an oil pipe joint 25.
Examples
A driving system for a buoyancy regulating seawater plunger pump of a full-sea-depth submersible can drive the seawater plunger pump to do reciprocating motion. Unlike the plunger pump driving system in normal pressure environment, the driving system for buoyancy regulating sea water pump of the full sea depth submersible needs to drive the pulling force produced by the pressure difference between the two ends of the plunger. The system mainly comprises a motion conversion mechanism compensator, a compensation oil pipe thereof, a motion conversion mechanism, a seawater plunger pump, a planetary reducer, an all-sea deepwater motor, a planetary reducer, a motor compensator and the like. The motor under the whole sea deep water drives the planetary reducer, the torque output by the motor is amplified, the motion is transmitted to the motion conversion mechanism, and the rotary motion output by the planetary reducer is converted into reciprocating motion through the motion conversion mechanism to drive the submersible buoyancy adjusting sea water plunger pump. The motion conversion mechanism compensator, the planetary reducer and the motor compensator are used for compensating the volume change of the compensation oil in the change mechanism caused by the changes of the sea water depth, the ambient pressure, the leakage and the like, and simultaneously introducing the sea water pressure into the motion conversion mechanism, the deep sea motor and the planetary reducer, so that the system is ensured to be suitable for the environment with full sea depth. The invention has compact structure and simple maintenance, and can simultaneously drive a plurality of buoyancy regulating seawater plunger pumps of the full-sea depth submersible to work in parallel or in series so as to achieve the purpose of increasing the displacement of a buoyancy regulating system or providing the pressure of the system.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the invention, but any modifications, equivalents, and improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (3)
1. The utility model provides a driving system that full sea deep submersible buoyancy regulation sea water plunger pump was used, includes motion conversion mechanism (III), sea water plunger pump (IV), planetary reducer (V), full sea deep water motor (VI), motion conversion mechanism compensator (I), motor and planetary reducer compensator (VII) and compensation oil pipe (II), its characterized in that: the motion conversion mechanism compensator (I) is connected to the motion conversion mechanism (III) through a compensation oil pipe (II); the motor and planetary reducer compensator (VII) is connected to the motor (VI) under the whole sea and deep water through a compensation oil pipe (II); the output side of the full sea deepwater motor (VI) is connected to the input side of the planetary reducer (V) through bolts; the output side end cover of the planetary reducer (V) is connected to the input side end cover of the motion conversion mechanism (III) through a bolt; the cavity of the motor (VI) under the whole sea deep water is communicated with the inside of the cavity of the planetary reducer (V); the cavity of the planetary reducer (V) and the cavity of the motion conversion mechanism (III) are isolated through oil seals; the seawater plunger pump (IV) is connected to the side surface of the motion conversion mechanism (III);
the motion conversion mechanism (III) comprises a motion conversion mechanism cylinder body (2), a plunger pump driving piston (3), a plunger pump driving piston tension ring (4), a bearing ring (5), a bearing bush (6), a shaft check ring (7), a crank shaft (8), a self-aligning roller bearing (9), a hole check ring (10), a bolt (11), an end cover (12), an O-shaped ring (14), an input end cover (16), a connecting support seat (18) and an oil seal (19); the motion conversion mechanism cylinder body (2) is an elliptical first columnar body, an elliptical columnar hole is formed in the motion conversion mechanism cylinder body, two end faces which are symmetrically distributed along the axial direction of the first columnar body are arranged in the vertical direction of two ends of the elliptical long axis of the elliptical appearance, an inner hole, four threaded holes which are uniformly distributed along the inner hole and an O-shaped ring groove are formed in the end faces, and the four threaded holes and the O-shaped ring groove are respectively used for installing four bolts and an O-shaped ring (14) of the submersible buoyancy adjustment seawater plunger pump (IV); the motion conversion mechanism cylinder body (2) is provided with an input end cover (16) and an end cover (12) along the two axial ends of the first columnar body, and the input end cover (16) and the end cover (12) are fixed on the motion conversion mechanism cylinder body (2) through bolts (11); the input end cover (16) and the tail end cover (12) are respectively provided with an elliptical second cylindrical body which is the same as the motion conversion mechanism cylinder body (2), the axial directions of the second cylindrical bodies are respectively provided with a bearing hole seat, the bearing hole seats are respectively provided with a self-aligning roller bearing (9), and one side end face of an outer bearing ring of the self-aligning roller bearing (9) is respectively clung to hole shoulders of the input end cover (16) and the tail end cover (12); two shaft ends of the crank shaft (8) are respectively arranged on two bearings on the input end cover (16) and the tail end cover (12), the two shaft ends of the crank shaft (8) are respectively provided with shaft shoulders which are respectively in close fit with the end face of the other side of the inner bearing ring of the aligning roller bearing (9); the crank shaft (8) is provided with a through hole along the axial direction and an eccentric crank bulge, and a shaft shoulder is arranged on the crank bulge; a key groove is processed at one side end of the crank shaft (8), and a key (23) is placed in the key groove and is used for being connected with an output shaft (24) of the planetary reducer (V);
a cylindrical bearing bush (6) is sleeved on the outer circle of the crank bulge of the crank shaft (8), and one end of the bearing bush (6) is clung to the shaft shoulder of the crank shaft (8); the other end of the bearing bush (6) is tightly matched with a check ring (10) for a hole arranged on a crank; the bearing ring (5) is sleeved on the outer circle of the bearing bush (6), a hole shoulder is arranged on an inner hole at one side of the bearing ring (5), and the hole shoulder is attached to one end face of the bearing bush (6); a groove is formed in the other side of the inner hole of the bearing ring (5), a check ring (7) for a shaft is arranged on the groove, and the inner end face of one side of the check ring (7) for the shaft is attached to the bearing bush (6);
the plunger pump driving piston (3) is of a T-shaped structure, and the tail end of the piston shaft is provided with a kidney-shaped vertical convex end face; the plunger pump driving piston tension ring (4) is provided with an oval third columnar body shape, an oval columnar hole is formed in the plunger pump driving piston tension ring, and the long axis of the third columnar body shape and the long axis of the columnar inner hole are perpendicular to each other; two end surfaces which are symmetrically distributed along the axial direction of the third columnar body are processed along the vertical direction of the two ends of the major axis of the ellipse; two grooves which are symmetrically distributed along the axial direction of the third columnar body are processed along the vertical direction of the two ends of the elliptical short shaft of the elliptical inner hole, and through holes are processed along the short shaft direction; the two ends of the two plunger pump driving pistons (3) are respectively tangent to the bearing ring (5), and the plunger pump driving pistons (3) are respectively arranged on a seawater plunger pump (IV) cylinder body fastened on the motion conversion mechanism cylinder body (2);
the connecting support seat (18) is fastened to the input end cover (16) and the output bearing of the planetary reducer (V) through bolts respectively; the inner hole of the connecting support seat (18) is provided with a step hole, and an oil seal (19) is arranged on the step hole and used for isolating the cavity of the motion conversion mechanism (III) and the cavity of the planetary reducer (V).
2. The drive system for a buoyancy-regulating seawater plunger pump of a full-sea-depth submersible as claimed in claim 1, wherein: an output shaft of the motor (VI) under the whole sea and deep water is connected with an input shaft of the planetary reducer (V) in a key fit manner; an output shaft (24) of the planetary reducer (V) is connected with a crank shaft (8) of the motion conversion mechanism (III) through a key (23).
3. A drive system for a buoyancy-regulating seawater plunger pump of a full-sea depth submersible as claimed in any one of claims 1 to 2, wherein: the planetary reducer and the motor under the whole sea deep water are positioned on a planetary reducer and a motor mounting support seat (21); the compensation oil pipe (II) is connected with corresponding equipment through an oil pipe joint (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810331385.8A CN108313245B (en) | 2018-04-13 | 2018-04-13 | Driving system for buoyancy adjustment seawater plunger pump of full-sea-depth submersible |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810331385.8A CN108313245B (en) | 2018-04-13 | 2018-04-13 | Driving system for buoyancy adjustment seawater plunger pump of full-sea-depth submersible |
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| Publication Number | Publication Date |
|---|---|
| CN108313245A CN108313245A (en) | 2018-07-24 |
| CN108313245B true CN108313245B (en) | 2023-07-18 |
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| CN201810331385.8A Active CN108313245B (en) | 2018-04-13 | 2018-04-13 | Driving system for buoyancy adjustment seawater plunger pump of full-sea-depth submersible |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109018267B (en) * | 2018-08-31 | 2022-02-11 | 中国海洋大学 | Buoyancy automatic balancing system for all-sea deep water operation equipment |
| CN109895979B (en) * | 2019-04-12 | 2023-10-20 | 罗高生 | Magnetic adsorption robot chassis structure of underwater self-adaptive outer circular tube |
| CN110553866B (en) * | 2019-08-26 | 2020-10-30 | 华中科技大学 | Full-sea-depth working condition simulation test system of seawater hydraulic adjustable ballast device |
| CN114987724B (en) * | 2022-05-30 | 2024-02-27 | 杭州电子科技大学 | Single-plunger type buoyancy adjusting device and use method thereof |
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| KR100651203B1 (en) * | 2005-12-23 | 2006-11-30 | 한국해양연구원 | Buoyancy and attitude control system for deep-sea unmaned submersibles |
| CN101871476A (en) * | 2010-05-14 | 2010-10-27 | 天津大学 | Buoyancy regulating driving engine for marine submersible |
| CN102720648A (en) * | 2012-05-29 | 2012-10-10 | 华中科技大学 | Full depth buoyancy regulating seawater pump |
| CN106628078A (en) * | 2016-12-31 | 2017-05-10 | 天津深之蓝海洋设备科技有限公司 | Buoyancy regulating device used for deep-sea underwater glider |
| CN208021695U (en) * | 2018-04-13 | 2018-10-30 | 上海海洋大学 | A kind of drive system of buoyancy adjustment sea water plunger pump |
-
2018
- 2018-04-13 CN CN201810331385.8A patent/CN108313245B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100651203B1 (en) * | 2005-12-23 | 2006-11-30 | 한국해양연구원 | Buoyancy and attitude control system for deep-sea unmaned submersibles |
| CN101871476A (en) * | 2010-05-14 | 2010-10-27 | 天津大学 | Buoyancy regulating driving engine for marine submersible |
| CN102720648A (en) * | 2012-05-29 | 2012-10-10 | 华中科技大学 | Full depth buoyancy regulating seawater pump |
| CN106628078A (en) * | 2016-12-31 | 2017-05-10 | 天津深之蓝海洋设备科技有限公司 | Buoyancy regulating device used for deep-sea underwater glider |
| CN208021695U (en) * | 2018-04-13 | 2018-10-30 | 上海海洋大学 | A kind of drive system of buoyancy adjustment sea water plunger pump |
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| CN108313245A (en) | 2018-07-24 |
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