CN114084324B - Deep sea buoyancy adjusting device - Google Patents
Deep sea buoyancy adjusting device Download PDFInfo
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- CN114084324B CN114084324B CN202111386946.2A CN202111386946A CN114084324B CN 114084324 B CN114084324 B CN 114084324B CN 202111386946 A CN202111386946 A CN 202111386946A CN 114084324 B CN114084324 B CN 114084324B
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
- B63C11/52—Tools specially adapted for working underwater, 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/204—Keeping clear the surface of open water from oil spills
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- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
- Float Valves (AREA)
Abstract
The invention discloses a deep sea buoyancy adjusting device, which relates to the technical field of underwater equipment, and adopts the technical scheme that: the hydraulic control device comprises a shell and a power module, a control module and a hydraulic module which are arranged inside the shell, wherein one end of the shell is connected with a flow guide cover provided with a through hole, an expandable and contractible oil bag is arranged in the flow guide cover, the oil bag is connected with the hydraulic module through an oil pipe, and the hydraulic module is used for adjusting the size of the oil bag. The invention has the advantages of simple structure, small volume, light weight, reliable action, low power consumption, large buoyancy variation range and deep submergence maximum depth, plays a positive role in the development of ocean monitoring technology, and has good application prospect in the fields of ocean scientific research, national defense construction, ocean exploration and the like.
Description
Technical Field
The invention relates to the technical field of underwater equipment, in particular to a deep sea buoyancy adjusting device.
Background
Ocean monitoring is the basis for researching, developing and utilizing the ocean, and an underwater vehicle (also called an underwater robot) is a device for navigating under water through remote control or automatic control and is used for replacing a diver or a small manned submarine to carry out underwater operations such as deep sea detection and the like. Underwater vehicles generally control their heave through buoyancy adjustment devices.
The buoyancy adjusting device comprises a shell and an oil bag, and an adjusting device for adjusting the volume of the oil bag is arranged in an inner cavity of the shell. The adjusting device generally comprises a lead screw transmission mechanism, and the size of the oil sac is adjusted through the reciprocating motion of the lead screw transmission mechanism, so that the purpose of controlling the buoyancy of the underwater vehicle is achieved. The screw rod transmission mechanism comprises a shell, a screw rod transmission mechanism and a screw rod, wherein a rotation limiting support frame is fixedly arranged in an inner cavity of the shell, a mounting cavity is formed in the rotation limiting support frame, and a screw rod in the screw rod transmission mechanism is positioned in the mounting cavity of the rotation limiting support frame. And a rotation limiting assembly is arranged between the rotation limiting support frame and the nut of the screw rod to limit the rotation of the nut. Due to the existence of the rotation limiting support frame, the structure number of the buoyancy adjusting device is increased, the size of the shell is increased, and the resistance of the buoyancy adjusting device in water movement is increased.
Therefore, a new solution is needed to solve this problem.
Disclosure of Invention
The invention aims to solve the problems and provide a deep sea buoyancy adjusting device.
The technical purpose of the invention is realized by the following technical scheme: the deep sea buoyancy adjusting device comprises a shell, and a power supply module, a control module and a hydraulic module which are arranged inside the shell, wherein one end of the shell is connected with a flow guide cover provided with a through hole, an expandable and contractible oil bag is arranged in the flow guide cover, the oil bag is connected with the hydraulic module through an oil pipe, and the hydraulic module is used for adjusting the size of the oil bag.
The invention is further set that the hydraulic module comprises an oil pump, an input pipeline and an output pipeline, the input pipeline and the output pipeline are respectively communicated with the oil tank, the oil pump and the oil pipe, electromagnetic valves and one-way valves are respectively arranged at the positions of the input pipeline and the output pipeline corresponding to the two ends of the oil pump, the one-way valve on the input pipeline is in one-way conduction from the oil tank to the oil bag, and the one-way valve on the output pipeline is in one-way conduction from the oil bag to the oil tank; and the control module is respectively connected with the oil pump, the one-way valve and the electromagnetic valve through electric signals.
The invention is further set up as, the output end of the said oil pump sets up check valve and flow counter sequentially, connect the overflow pipe fitted with relief valve between check valve and flow counter; and a booster valve is arranged on one side of the output pipeline, which is close to the oil tank.
The invention is further set that a gas pressure sensor, a temperature sensor and a liquid level sensor are arranged on the oil tank, a liquid pressure sensor is arranged on the oil bag, and the liquid pressure sensor, the gas pressure sensor, the temperature sensor and the liquid level sensor are respectively connected with the control module through electric signals.
The invention is further set up in that when the control module controls to fill oil into the oil sac according to the instruction, the control module sends a starting signal to the oil pump and sends a connection signal to the electromagnetic valve on the input pipeline, and the oil in the oil tank flows through the input pipeline and enters the oil sac; when data acquired by a flow meter or a liquid level sensor in an oil tank reach a preset value, a control module sends a stop signal to an oil pump and sends a disconnection signal to an electromagnetic valve to stop oil filling of an oil bag;
when the control module controls oil discharge to the oil bag according to the instruction, the control module sends a starting signal to the oil pump and sends a switching-on signal to the electromagnetic valve on the output pipeline, and oil in the oil bag flows through the output pipeline and enters the oil tank; when data collected by a liquid level sensor in the flowmeter or the oil tank reach a preset numerical value, the control module sends a stop signal to the oil pump and sends a disconnection signal to the electromagnetic valve to stop oil drainage of the oil bag.
The invention is further provided that the oil bag is an elastic telescopic corrugated rubber tube, and a layer of cylindrical protective cover is arranged outside the oil bag.
The invention is further provided with a cylindrical structure which has the same outer diameter as the outer shell and is connected with the end part of the air guide sleeve, wherein one end of the air guide sleeve, which is back to the outer shell, is arc-shaped, and a plurality of oil bags are annularly distributed in the air guide sleeve;
each oil bag is connected with an oil pipe through a branch pipe respectively, single-control electromagnetic valves are installed on the branch pipes, and the control module controls the single-control electromagnetic valves to be switched on and off; when the control module controls to fill or discharge oil to the oil bags according to the instruction, the control module sends a switching-on signal to the single control electromagnetic valve connected with the oil bag on one side and sends a switching-off signal to the single control electromagnetic valve connected with the oil bag on the other side, so that the oil quantity of each oil bag is different, the buoyancy regulating device floats in the circumferential direction to generate difference, and circumferential swing is generated.
The invention is further arranged in that an adjusting module is arranged in the protective cover, the adjusting module comprises a supporting block with an annular structure, a middle sleeve for a pipeline to pass through is arranged in the middle of the supporting block, a first arc-shaped hole is arranged on one side of the supporting block, a first arc-shaped plug is connected to an inner piston of the first arc-shaped hole, a ring groove is arranged on the outer periphery of the first arc-shaped plug, a first channel and a second channel are arranged on the inner periphery of the first arc-shaped hole, the first channel is connected with a first pressure relief pipe, the second channel is connected with a second pressure relief pipe, and the first arc-shaped plug can be simultaneously communicated with the first channel and the second channel through the ring groove or used for plugging the first channel or the second channel in the sliding process of the first arc-shaped plug along the sliding groove, so that the first channel and the second channel can be switched on or switched off.
The invention is further set up in that the inner walls of the two ends of the first arc-shaped hole are respectively provided with a limiting bulge, the two ends of the first arc-shaped hole are respectively communicated with a first balance cavity and a second balance cavity, one side of the first arc-shaped hole facing the first balance cavity is provided with a pressing spring, the pressing spring is used for pushing the first arc-shaped plug to press the limiting bulge on one side of the second balance cavity, so that the first ring groove and the second ring groove are cut off, the first balance cavity and the second balance cavity are respectively communicated with the outside through the first balance hole and the second balance hole, a first gap is arranged between the first arc-shaped hole and the second balance cavity, the first gap is communicated with the second balance cavity through a one-way hole, a one-way plug is arranged in the first gap, and the one-way plug elastically presses and seals the one-way hole through a flow limiting spring.
The invention is further set up in that, the outside corresponding to the middle sleeve in the said supporting block sets up the annular chamber, the said annular chamber communicates with gap one, set up the rotatable adjustable ring in the said annular chamber, one side of the said adjustable ring connects with the driving lever one, the said driving lever one stretches into gap one, and can swing in gap one; the one-way plug is fixedly arranged on the first driving lever.
The invention is further arranged that the other side of the adjusting ring corresponding to the first driving lever is connected with a second driving lever, the outer side of the annular cavity is provided with a second notch for accommodating the swing of the second driving lever, an adjusting component is arranged in the second notch, and the adjusting component is used for elastically pushing the second driving lever to the two sides respectively.
The adjusting assembly comprises two arc-shaped holes II, two arc-shaped plugs and a stabilizing spring, the two arc-shaped holes II are positioned at two sides of the notch II, the pistons of the arc-shaped plugs are connected in the arc-shaped holes II, and the stabilizing spring is elastically connected between the arc-shaped plugs and the deflector rod II.
The invention is further arranged in that one opposite side of the two arc plugs is provided with an arc-shaped guide sliding hole, the end part of the second driving lever is connected with an arc-shaped rod, two ends of the arc-shaped rod are respectively connected in the guide sliding holes at two sides in a sliding manner, and the stabilizing spring is sleeved on the periphery of the arc-shaped rod.
The invention is further arranged in such a way that one end of the arc-shaped hole II, which is far away from the arc-shaped plug II, is connected with an adjusting pipe, the adjusting pipe is connected with an adjusting column, the piston in the adjusting column is connected with an adjusting piston, one side of the adjusting piston, which is far away from the adjusting pipe, is fixedly connected with an adjusting screw rod, and the adjusting screw rod is in threaded connection with a threaded hole on the adjusting column.
In conclusion, the invention has the following beneficial effects:
the invention adopts a mode of changing the volume of an object without changing the mass, adopts a hydraulic system, and adjusts the displacement of the oil bag to adjust the buoyancy by changing the volume of the oil bag, thereby realizing the sinking and floating of the underwater vehicle. The oil sac is located inside the air guide sleeve and is directly communicated with the outside through the through hole in the oil sac, the external structure of the whole buoyancy adjusting device does not change in the drainage working process, the adjusting device can be protected, the whole buoyancy adjusting device is kept to have a simple and streamlined structure, and the buoyancy adjusting device is more suitable for the deep sea environment.
According to the invention, the hydraulic module controls the flow direction of the output pipeline and the input pipeline through the one-way valve and the electromagnetic valve, so that the action of oil filling and oil discharging of a single oil pump is realized, the hydraulic module is simpler and more flexible, and the whole equipment is lighter.
Drawings
FIG. 1 is an exploded view of a deep sea buoyancy regulating device according to the present invention;
FIG. 2 is a schematic structural diagram of a hydraulic module of the present invention;
FIG. 3 is a schematic diagram of the input lines in the hydraulic module of the present invention;
FIG. 4 is a schematic diagram of the output lines of the hydraulic module of the present invention;
FIG. 5 is a schematic view showing the connection of the respective oil capsules of the present invention;
FIG. 6 is a schematic view of the structure of the oil bag and the protective cover of the present invention;
FIG. 7 is a schematic structural diagram of a conditioning module of the present invention;
FIG. 8 is a first partial structural diagram of a conditioning module according to the present invention;
FIG. 9 is a second schematic view of a portion of the adjusting module of the present invention;
fig. 10 is a schematic structural view of the adjusting column of the present invention.
Reference numerals: 1. a housing; 2. a power supply module; 3. a control module; 4. a hydraulic module; 5. a cover plate; 6. a pod; 7. a through hole; 8. a protective cover; 9. an oil pocket; 10. an oil tank; 11. an oil pump; 12. an input pipeline; 13. an output pipeline; 14. an electromagnetic valve; 15. a one-way valve; 16. an overflow pipe; 17. an overflow valve; 18. a flow meter; 19. an oil pipe; 20. a branch pipe; 21. a single control solenoid valve; 22. a pressure increasing valve; 200. a support block; 201. a middle sleeve; 202. an adjusting ring; 203. a first deflector rod; 204. a first gap; 205. a first arc-shaped hole; 206. an arc plug I; 207. a ring groove; 208. a first channel; 209. a first pressure relief pipe; 210. a second channel; 211. a second pressure relief pipe; 212. a first balance cavity; 213. a first balance hole; 214. a second balance cavity; 215. a one-way hole; 216. a one-way plug; 217. a current limiting spring; 218. a second balance hole; 2201. an annular cavity; 2501. a limiting bulge; 2502. pressing the spring; 219. a second deflector rod; 220. a second gap; 221. a second arc-shaped hole; 222. an arc-shaped plug II; 223. a slide guide hole; 224. an arcuate bar; 225. a stabilizing spring; 226. an adjusting tube; 227. an adjustment column; 228. an adjustment chamber; 229. an adjusting piston; 230. adjusting the screw rod; 231. a threaded bore.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
The embodiment discloses a deep sea buoyancy regulating device, which comprises a shell 1 and a flow guide cover 6, wherein a sealed cavity is formed inside the shell 1, and a power supply module 2, a control module 3 and a hydraulic module 4 are installed inside the shell; the air guide sleeve 6 is provided with a through hole 7, and water can enter and exit the air guide sleeve 6 from the through hole 7 to form an open cavity; the oil bag 9 is arranged in the air guide sleeve 6, the oil bag 9 is connected with the hydraulic module 4 through the oil pipe 19, the hydraulic module 4 can fill oil into the oil bag 9 and discharge the oil, the size of the oil bag 9 is adjusted, and the volume of the oil bag 9 is adjusted, so that the buoyancy of the whole buoyancy adjusting device is adjusted, the sinking and floating of the underwater vehicle are realized by adopting a mode of changing the volume of an object and keeping the quality unchanged.
The oil bag 9 in the air guide sleeve 6 is a corrugated rubber pipe which has good strength and elastic expansion performance, and can expand after oil is filled, so that the water displacement of the oil bag 9 is increased, and the change of buoyancy is generated; a layer of cylindrical protection cover 8 is sleeved outside the oil bag 9, pipe sleeves at two ends of the protection cover 8 are installed on the cover plate 5 at the end part of the shell 1, the oil bag 9 is installed at one end of the protection cover 8 and can generate expansion change along the length direction of the protection cover 8, the oil bag 9 is protected and guided through the protection cover 8, and the stable structure of the oil bag 9 is kept.
The outer shell 1 and the air guide sleeve 6 are of cylindrical structures with the same outer diameter and connected end parts, one end of the air guide sleeve 6, which is back to the outer shell 1, is of an arc shape, and the two are connected to form a streamline cylindrical structure; the number of the oil bags 9 can be three, the oil bags are annularly distributed in the air guide sleeve 6, and after being connected with an oil pipe 19 through a branch pipe 20 on the oil bags 9, the oil bags are connected with the hydraulic module 4 to realize oil liquid communication.
As shown in fig. 2, the hydraulic module 4 includes an oil pump 11, an input line 12, an output line 13, an electromagnetic valve 14, a check valve 15, and the like, and the hydraulic module 4 is controlled by the control module 3, so as to realize oil filling and oil discharging actions of the oil bag 9; the input pipeline 12 and the output pipeline 13 are connected with a plurality of sections of pipelines and are respectively communicated with the oil tank 10, the oil pump 11 and the oil pipe 19 to form two hydraulic flow channels communicated with the oil tank 10 and the oil bag 9; fig. 3 and 4 illustrate the input pipeline 12 and the output pipeline 13 in fig. 2 separately and separately.
The output end of the oil pump 11 is sequentially connected with a one-way valve 15 and a flowmeter 18, a three-way joint is adopted, and the three-way joint is simultaneously connected into the input pipeline 12 and the output pipeline 13, and the flowmeter 18 can measure the oil filling amount and the oil discharging amount of the oil bag 9, so that the volume change condition of the oil bag 9 is obtained; an overflow pipe 16 is connected between the check valve 15 and the flowmeter 18, and a manual overflow valve 17 is arranged on the overflow pipe 16 to avoid overhigh pressure in the pipeline; a booster valve 22 is arranged on a section of the output pipeline 13 close to the oil tank 10, and the booster valve 22 can help oil to flow back into the oil tank 10, so that the output pipeline 13 can be normally drained.
In order to ensure the normal operation of the hydraulic module 4, a gas pressure sensor, a temperature sensor and a liquid level sensor can be arranged on the oil tank 10, a liquid pressure sensor is arranged on the oil bag 9, and parameters of oil in the hydraulic module 4 can be detected through a plurality of sensing elements on the oil tank 10 and the oil bag 9; the sensing elements such as the liquid pressure sensor, the gas pressure sensor, the temperature sensor and the liquid level sensor are respectively in electric signal connection with the control module 3, and the hydraulic module 4 can be controlled through signals detected by the sensing elements.
When the control module 3 controls to fill oil into the oil bag 9 according to the instruction, the control module 3 sends a starting signal to the oil pump 11 and sends a connection signal to the electromagnetic valve 14 on the input pipeline 12, and oil in the oil tank 10 flows through the input pipeline 12 and enters the oil bag 9; when the data acquired by the flowmeter 18 or the liquid level sensor in the oil tank 10 reaches a preset value, the control module 3 sends a stop signal to the oil pump 11 and sends a disconnection signal to the electromagnetic valve 14 to stop the oil filling of the oil bag 9; after oil is filled, the buoyancy of the buoyancy regulating device is increased, so that the equipment can float upwards;
when the control module 3 controls to discharge oil to the oil bag 9 according to the instruction, the control module 3 sends a starting signal to the oil pump 11 and sends a connection signal to the electromagnetic valve 14 on the output pipeline 13, and oil in the oil bag 9 flows through the output pipeline 13 and enters the oil tank 10; when the data acquired by the flowmeter 18 or the liquid level sensor in the oil tank 10 reaches a preset value, the control module 3 sends a stop signal to the oil pump 11 and sends a disconnection signal to the electromagnetic valve 14 to stop the oil bag 9 from discharging oil; after oil is discharged, the buoyancy of the buoyancy adjusting device is reduced, so that the equipment can sink.
The oil bag 9 and the air bag type closed oil tank 10 are oil liquid storage units in the buoyancy regulating system, and oil liquid is converted between the oil bag 9 and the air bag type closed oil tank to cause the volume of the oil bag 9 to change, so that the sinking and floating of the system are realized. The minimum oil volume change of the oil bag 9 and the air bag type closed oil tank 10 is 15L, the buoyancy change range is 0-440N, the submergible maximum depth of the equipment is large, the positive effect is achieved for the development of the ocean monitoring technology, and the device has good application prospects in the fields of ocean scientific research, national defense construction, ocean exploration and the like.
Example two
The embodiment discloses a deep sea buoyancy regulating device, which is explained with reference to fig. 5 on the basis of the first embodiment; three oil bags 9 in the air guide sleeve 6 are distributed in an annular array, and each oil bag 9 is connected with an oil pipe 19 through a branch pipe 20 and then connected with the hydraulic module 4 through the oil pipe 19 to form a branch structure; the branch pipes 20 of the oil bags 9 are respectively provided with a single-control electromagnetic valve 21, the single-control electromagnetic valves 21 are in electrical signal connection with the control module 3, and the control module 3 controls the single-control electromagnetic valves 21 to be switched on and off, so that the three oil bags 9 in the air guide sleeve 6 are controlled to respectively perform oil filling or oil discharging actions, the oil quantities of the oil bags 9 are different, and the buoyancy of each area in the circumferential direction of the buoyancy regulating device is changed;
when the control module 3 controls to fill or discharge oil to the oil bags 9 according to the instruction, the control module 3 sends a switch-on signal to the single-control electromagnetic valve 21 connected with the oil bag 9 on one side and sends a switch-off signal to the single-control electromagnetic valve 21 connected with the oil bag 9 on the other side, so that the oil amount of each oil bag 9 is different, the buoyancy adjusting device floats in the circumferential direction to generate difference, the side with larger buoyancy deflects upwards, and the buoyancy adjusting device can swing in the circumferential direction to a certain degree.
Especially when the buoyancy regulating device works independently or loads a small sensing element, the action form of the buoyancy regulating device can be controlled by the difference of the three oil bags 9 to regulate the angle posture of the buoyancy regulating device; and the control device can control the oil mass of the three oil bags 9 to be switched in turn in a rotating state, so that the buoyancy adjusting device can generate axial rotating motion under the action of variable buoyancy, the applicability of the deep sea buoyancy device is improved, and more actions and postures can be adjusted.
EXAMPLE III
The embodiment discloses a deep sea buoyancy regulating device, which is explained on the basis of the first embodiment or the second embodiment with reference to fig. 6 to 10;
an adjusting module is arranged in the protective cover 8, the adjusting module comprises a supporting block 200 with an annular structure, a middle sleeve 201 is integrally connected in the middle of the supporting block 200, the middle sleeve 201 forms an annular structure in the middle of the supporting block 200, and a pipeline can pass through the middle of the middle sleeve 201;
one side of the supporting block 200 is provided with a first arc-shaped hole 205, the first arc-shaped hole 205 is in an arc shape surrounding the middle sleeve 201, a first arc-shaped plug 206 is connected to the piston in the first arc-shaped hole 205, and the first arc-shaped plug 206 can move along the piston in the first arc-shaped hole; an annular groove 207 is formed in the outer periphery of the arc-shaped plug I206, a first channel 208 and a second channel 210 are formed in the inner periphery of the arc-shaped hole I205, and a certain distance exists between the first channel 208 and the second channel. During the sliding process of the arc-shaped plug I206 along the sliding groove, the first channel 208 and the second channel 210 can be cut off or communicated; when the first arc plug 206 is positioned at one end of the first arc hole 205, one of the first channel 208 and the second channel 210 is blocked by the first arc plug 206, and the other one of the first channel 208 and the second channel 210 is communicated with the annular groove 207, so that the first channel 208 and the second channel 210 are disconnected; when the first arc plug 206 moves towards the middle position of the first arc hole 205, the ring groove 207 is cut to simultaneously communicate the first channel 208 and the second channel 210, and the first channel 208 is communicated with the second channel 210;
the two ends of the first channel 208 and the second channel 210 are connected into a pressure relief pipeline, the pressure relief pipeline comprises a first pressure relief pipe 209 and a second pressure relief pipe 211, the first channel 208 is connected with the first pressure relief pipe 209, the second channel 210 is connected with the second pressure relief pipe 211, and the on-off of the pressure relief pipeline can be controlled by controlling the on-off of the first channel 208 and the second channel 210. The other end of the first pressure relief pipe 209 is connected with the oil bag 9, the other end of the second pressure relief pipe 211 is connected with the oil tank 10, and the first pressure relief pipe 209 and the second pressure relief pipe 211 are provided with one-way valves 15 for control to control the one-way circulation of the oil bag 9 to the oil tank 10, so that the pressure relief of the oil bag 9 can be adjusted through the movement of the piston of the first arc-shaped plug 206; in order to improve the smoothness of the pressure release of the oil bag 9, a pressure increasing valve 22 or the like may be mounted on the pressure release pipe 211, thereby increasing the smoothness of the pressure release of the oil bag 9.
The adjusting module can adjust and control through external water pressure, a first balancing cavity 212 and a second balancing cavity 214 which are communicated are respectively formed at two ends of the first arc-shaped hole 205, and the first balancing cavity 212 and the second balancing cavity 214 are respectively communicated with the outside through a first balancing hole 213 and a second balancing hole 218 so as to be communicated with the external water pressure;
the inner walls of the two ends of the first arc-shaped hole 205 are provided with limiting protrusions 2501 for limiting the moving position of the first arc-shaped plug 206, one side of the first arc-shaped hole 205 facing the first balance cavity 212 is provided with a pressing spring 2502, and the pressing spring 2502 can push the first arc-shaped plug 206 to press the limiting protrusions 2501 on one side of the second balance cavity 214, so that the first channel 208 and the second channel 210 are cut off by the annular groove 207; a first notch 204 is formed between the first arc-shaped hole 205 and the second balance cavity 214, the first notch 204 is communicated with the second balance cavity 214 through a one-way hole 215, a one-way plug 216 is installed in the first notch 204, the one-way plug 216 is conical, the tip of the one-way plug is plugged into the one-way hole 215, and pressure is elastically applied to the rear end of the one-way plug 216 through a current limiting spring 217, so that the one-way plug 216 is pressed against and seals the one-way hole 215;
when the buoyancy adjusting device descends, the external water pressure is greater than the internal water pressure and the pressure of the abutting spring 2502, so that the one-way plug 216 can move towards the first notch 204, the first notch 204 is communicated with the second balance hole 218 and is communicated with the external water pressure, and a larger water pressure is accumulated in the first notch 204; the two ends of the first arc-shaped plug 206 are pressed by water pressure and the pressure of the mortice spring, so that the first arc-shaped plug 206 is kept in a stable state;
when the buoyancy adjusting device rises, the external water pressure is reduced, the high pressure is generated in the first gap 204, the pressure is generated in the second balance cavity 214, and the water pressure pushes the one-way plug 216 to press and close the one-way hole 215; the water pressure of the first balance cavity 212 is also reduced, so that the pressure on the side of the first notch 204 pushes the first arc-shaped plug 206 to move to one side of the first balance cavity 212 until the first channel 208 and the second channel 210 are communicated by the annular groove 207, the first pressure relief pipe 209 is communicated with the second pressure relief pipe 211, and the pressure relief pipeline is communicated and can be used for relieving pressure to the oil tank 10 under the action of the oil bag 9 and the external water pressure; the volume of the oil bag 9 can be reduced along with the discharge of the oil in the oil bag 9, then the water discharge amount of the oil bag 9 is reduced, the received buoyancy is reduced, the buoyancy adjusting device stops rising or falling until the buoyancy of the buoyancy adjusting device is smaller than the gravity, and the rising action of the buoyancy adjusting device is controlled to be stopped.
An annular cavity 2201 is formed in the supporting block 200 corresponding to the outer side of the middle sleeve 201, the annular cavity 2201 is communicated with the first notch 204, an adjusting ring 202 is arranged in the annular cavity 2201, and the adjusting ring 202 can rotate and adjust in the annular cavity 2201; a first deflector rod 203 is fixedly connected to one side of the adjusting ring 202, and the first deflector rod 203 extends into the first notch 204 and can swing within the range of the first notch 204 at a certain angle; the one-way plug 216 is fixedly mounted on the first shift lever 203, and supports and guides the motion of the one-way plug 216, so that the one-way plug 216 can stably swing under the action of pressure.
In order to adjust the pressure on the one-way plug 216 to control the opening control position of the one-way plug 216, a second driving lever 219 can be fixed on the other side of the adjusting ring 202 corresponding to the first driving lever 203, and the acting force of the second driving lever 219 on the one-way plug 216 can be adjusted by adjusting the acting force of the second driving lever 219; the second notch 220 is formed in the outer side of the annular cavity 2201, the second notch 220 can accommodate the swing range of the second driving rod 219, and adjusting components are mounted at positions on two sides of the second notch 220 and can respectively elastically push the second driving rod 219 towards two sides.
The adjusting set specifically comprises an arc-shaped hole II 221, an arc-shaped plug II 222 and a stabilizing spring 225, wherein the two arc-shaped holes II 221 are positioned at two sides of the notch II 220, a piston of the arc-shaped plug II 222 is connected in the arc-shaped hole II 221 and can slide along the arc shape in the arc-shaped hole II 221, the stabilizing spring 225 is elastically connected between the arc-shaped plug II 222 and the driving rod II 219, and elastic pressure is generated between the arc-shaped plug II 222 and the driving rod II 219 through the stabilizing spring;
the opposite sides of the two arc plugs 222 are provided with arc-shaped slide guide holes 223, and the slide guide holes 223 extend along the length direction of the two arc plugs 222. The end part of the second driving lever 219, which extends into the second gap 220, is connected with an arc rod 224, two ends of the arc rod 224 extend towards the second arc plug 222 respectively and are connected in sliding guide holes 223 at two sides in a sliding manner, and a stabilizing spring 225 is sleeved on the periphery of the arc rod 224, so that the pressure of the second arc plug 222 can be adjusted to the pressure of the pressure stabilizing spring on the second driving lever 219, the influence of the stress of the second driving lever 219 can be adjusted immediately, the control of the opening and closing pressure of the one-way plug 216 in the direction of the first driving lever 203 is adjusted, and the height difference of action switching is adjusted in the lifting process of the buoyancy adjusting device.
A pressure-adjustable chamber is formed at one end of the second arc-shaped hole 221, which is far away from the second arc-shaped plug 222, the chamber is connected with an adjusting pipe 226, the other end of the adjusting pipe 226 is connected with an adjusting column 227, the adjusting column 227 is hollow, an adjusting piston 229 is connected to the inner piston of the adjusting column 227, and the adjusting pipe 226 and the chamber at the tail end of the second arc-shaped hole 221 are filled with hydraulic oil; one side of the adjusting piston 229, which is far away from the adjusting pipe 226, is fixedly connected with an adjusting screw 230, the adjusting screw 230 passes through a threaded hole 231 on the adjusting column 227 to form a threaded connection structure, and the size of the oil pressure in the cavity 228 can be adjusted by spirally adjusting the screws on the two sides, so that the arc-shaped piston can be pushed to pass through the acting force of the spring on the second driving lever 219; in an initial state, the opening and closing parameters of the second driving lever 219 to the first driving lever 203 and the one-way plug 216 are adjusted by adjusting the screw rod on the corresponding side, so that the lifting of the buoyancy adjusting device is adjusted to adapt to different lifting requirement environments.
The above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and all technical solutions that belong to the idea of the present invention belong to the scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (5)
1. The utility model provides a deep sea buoyancy adjusting device, includes inside power module (2), control module (3), hydraulic module (4) of shell (1) and shell (1), its characterized in that: one end of the shell (1) is connected with a flow guide cover (6) provided with a through hole (7), an expandable and contractible oil bag (9) is arranged in the flow guide cover (6), the oil bag (9) is connected with a hydraulic module (4) through an oil pipe (19), and the hydraulic module (4) is used for adjusting the size of the oil bag (9);
the hydraulic module (4) comprises a single oil pump (11), an input pipeline (12) and an output pipeline (13), the input pipeline (12) and the output pipeline (13) are respectively communicated with the oil tank (10), the oil pump (11) and the oil pipe (19), electromagnetic valves (14) and one-way valves (15) are respectively installed at positions, corresponding to two ends of the oil pump (11), of the input pipeline (12) and the output pipeline (13), the one-way valves (15) on the input pipeline (12) are communicated with the oil bag (9) from the oil tank (10) in a one-way mode, and the one-way valves (15) on the output pipeline (13) are communicated with the oil bag (9) from the oil bag (10) in a one-way mode; the control module (3) is respectively in electric signal connection with the oil pump (11), the one-way valve (15) and the electromagnetic valve (14);
the output end of the oil pump (11) is sequentially provided with a check valve (15) and a flowmeter (18), and an overflow pipe (16) provided with an overflow valve (17) is connected between the check valve (15) and the flowmeter (18); a booster valve (22) is arranged on one side of the output pipeline (13) close to the oil tank (10);
the input pipeline (12) and the output pipeline (13) are provided with superposed pipelines, and the oil pump (11) and the flowmeter (18) are arranged on the superposed pipelines;
set up gas pressure sensor, temperature sensor and level sensor on oil tank (10), set up liquid pressure sensor on oil pocket (9), flowmeter (18), liquid pressure sensor, gas pressure sensor, temperature sensor and level sensor respectively with control module (3) signal of telecommunication connection.
2. The deep sea buoyancy regulating device according to claim 1, characterized in that when the control module (3) controls to fill oil into the oil bag (9) according to a command, the control module (3) sends a starting signal to the oil pump (11) and a connecting signal to the electromagnetic valve (14) on the input pipeline (12), and oil in the oil tank (10) flows through the input pipeline (12) and enters the oil bag (9); when data acquired by a flow meter (18) or a liquid level sensor in an oil tank (10) reach a preset numerical value, a control module (3) sends a stop signal to an oil pump (11) and sends a disconnection signal to an electromagnetic valve (14) to stop oil filling of an oil bag (9);
when the control module (3) controls the oil bag (9) to discharge oil according to the instruction, the control module (3) sends a starting signal to the oil pump (11) and sends a connection signal to the electromagnetic valve (14) on the output pipeline (13), and oil in the oil bag (9) flows through the output pipeline (13) and enters the oil tank (10); when data collected by a flow meter (18) or a liquid level sensor in an oil tank (10) reach a preset numerical value, the control module (3) sends a stop signal to the oil pump (11) and sends a disconnection signal to the electromagnetic valve (14) to stop the oil bag (9) from discharging oil.
3. The deep sea buoyancy regulating device according to claim 1 or 2, characterized in that the oil bag (9) is an elastically telescopic corrugated rubber tube, and a cylindrical protective cover (8) is arranged outside the oil bag (9).
4. The deep sea buoyancy regulating device according to claim 3, characterized in that the outer shell (1) and the air guide sleeve (6) are of cylindrical structures with the same outer diameter and connected ends, one end of the air guide sleeve (6) facing away from the outer shell (1) is arc-shaped, and the oil bags (9) are distributed in the air guide sleeve (6) in a ring shape.
5. The deep sea buoyancy regulating device according to claim 4, characterized in that each oil bag (9) is connected with an oil pipe (19) through a branch pipe (20), the branch pipes (20) are respectively provided with a single-control electromagnetic valve (21), and the control module (3) controls the single-control electromagnetic valve (21) to be switched on and off; when the control module (3) controls the oil bags (9) to fill or discharge oil according to the instruction, the control module (3) sends a connection signal to the single-control electromagnetic valve (21) connected with the oil bag (9) on one side and sends a disconnection signal to the single-control electromagnetic valve (21) connected with the oil bag (9) on the other side, so that the oil quantity of each oil bag (9) is different, the buoyancy regulating device floats in the circumferential direction to generate difference, and circumferential swing is generated.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111386946.2A CN114084324B (en) | 2021-11-22 | 2021-11-22 | Deep sea buoyancy adjusting device |
| CN202210931882.8A CN115230923B (en) | 2021-11-22 | 2021-11-22 | Deep sea buoyancy regulating valve assembly |
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| CN202111386946.2A CN114084324B (en) | 2021-11-22 | 2021-11-22 | Deep sea buoyancy adjusting device |
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| CN114084324B (en) * | 2021-11-22 | 2022-09-06 | 浙江东溟科技有限公司 | Deep sea buoyancy adjusting device |
| CN117108475B (en) * | 2023-06-14 | 2024-07-02 | 湖北盛达动力科技有限公司 | Oil pump |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102030086A (en) * | 2010-07-30 | 2011-04-27 | 华中科技大学 | Buoyancy regulating device |
| CN102079374A (en) * | 2009-11-27 | 2011-06-01 | 中国科学院沈阳自动化研究所 | Automatic oil return type buoyancy regulating device for underwater robot |
| CN102501955A (en) * | 2011-08-24 | 2012-06-20 | 天津大学 | Buoyancy driving device of deep-sea underwater glider |
| CN103587665A (en) * | 2013-11-15 | 2014-02-19 | 华中科技大学 | Device and method for buoyancy adjustment of deep sea glider |
| WO2017066906A1 (en) * | 2015-10-19 | 2017-04-27 | 浙江大学 | Automatic oil discharging type buoyancy regulating device for underwater robot |
| DE102020201630A1 (en) * | 2020-02-11 | 2021-08-12 | Robert Bosch Gesellschaft mit beschränkter Haftung | Submersible device for underwater vehicles |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE487723A (en) * | 1949-01-22 | |||
| EP0364868B1 (en) * | 1988-10-18 | 1994-05-04 | Ute Preuss | Control and shut-off device |
| JP3777228B2 (en) * | 1996-10-14 | 2006-05-24 | カヤバ工業株式会社 | Pressure relief mechanism for relief valve |
| KR100402271B1 (en) * | 2000-04-07 | 2003-10-22 | 주식회사 만도 | Proportioning valve for brake system |
| GB0319812D0 (en) * | 2003-08-22 | 2003-09-24 | Univ Aberdeen | A bouyancy control system |
| KR100651203B1 (en) * | 2005-12-23 | 2006-11-30 | 한국해양연구원 | Buoyancy and attitude control system for deep-sea unmaned submersibles |
| CN109027098B (en) * | 2018-08-31 | 2020-05-12 | 温州临界科技有限公司 | Hydraulic positioning buffer |
| CN212564577U (en) * | 2020-07-30 | 2021-02-19 | 永一阀门集团有限公司 | Anti-blocking safety valve |
| CN214248389U (en) * | 2020-12-30 | 2021-09-21 | 叶艾圣斯精密科技(苏州)有限公司 | Food level liquid aseptic valve is with multistage pressure reduction throttling arrangement |
| CN112930823A (en) * | 2021-03-19 | 2021-06-11 | 义乌市易奈商贸有限公司 | Prevent safe device of driping irrigation of jam |
| CN114084324B (en) * | 2021-11-22 | 2022-09-06 | 浙江东溟科技有限公司 | Deep sea buoyancy adjusting device |
-
2021
- 2021-11-22 CN CN202111386946.2A patent/CN114084324B/en active Active
- 2021-11-22 CN CN202210931882.8A patent/CN115230923B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102079374A (en) * | 2009-11-27 | 2011-06-01 | 中国科学院沈阳自动化研究所 | Automatic oil return type buoyancy regulating device for underwater robot |
| CN102030086A (en) * | 2010-07-30 | 2011-04-27 | 华中科技大学 | Buoyancy regulating device |
| CN102501955A (en) * | 2011-08-24 | 2012-06-20 | 天津大学 | Buoyancy driving device of deep-sea underwater glider |
| CN103587665A (en) * | 2013-11-15 | 2014-02-19 | 华中科技大学 | Device and method for buoyancy adjustment of deep sea glider |
| WO2017066906A1 (en) * | 2015-10-19 | 2017-04-27 | 浙江大学 | Automatic oil discharging type buoyancy regulating device for underwater robot |
| DE102020201630A1 (en) * | 2020-02-11 | 2021-08-12 | Robert Bosch Gesellschaft mit beschränkter Haftung | Submersible device for underwater vehicles |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115230923B (en) | 2024-04-23 |
| CN115230923A (en) | 2022-10-25 |
| CN114084324A (en) | 2022-02-25 |
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