CN114604401B - Simple buoyancy adjusting device - Google Patents
Simple buoyancy adjusting device Download PDFInfo
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- CN114604401B CN114604401B CN202210357113.1A CN202210357113A CN114604401B CN 114604401 B CN114604401 B CN 114604401B CN 202210357113 A CN202210357113 A CN 202210357113A CN 114604401 B CN114604401 B CN 114604401B
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- cabin body
- oil bag
- main cabin
- end cover
- oil
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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
- B63G8/24—Automatic depth adjustment; Safety equipment for increasing buoyancy, e.g. detachable ballast, floating bodies
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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
Abstract
The invention discloses a simple buoyancy adjusting device, which comprises a main cabin body, wherein the main cabin body is of a cylindrical structure, the outer side wall of the main cabin body is circumferentially provided with a connecting chute, one end of the main cabin body is provided with an upper end cover, one side of the upper end cover is provided with a bearing plate, the bearing plate is fixedly connected with the inner side of the upper end cover through a fixing rod, one side of the bearing plate is provided with a motor, an output shaft of the motor is provided with a screw rod, the other end of the screw rod is provided with a piston, the other end of the main cabin body is connected with an auxiliary cabin body through a connecting column, an oil bag is arranged inside the auxiliary cabin body, the side wall of the auxiliary cabin body is provided with a first spring part, and an arc-shaped plate is fixedly connected onto the first spring part; according to the invention, through the reciprocating linear motion of the piston in the main cabin body, hydraulic oil enters or is pumped out of the oil bag of the auxiliary cabin body, so that the volume of the oil bag is changed, the integral water discharge of the device is further changed, and finally the integral buoyancy of the device is changed within a certain range.
Description
Technical Field
The invention relates to the technical field of underwater equipment, in particular to a simple buoyancy adjusting device.
Background
With the continuous development of underwater robots and other diving equipment technologies, the rapidness and effectiveness of buoyancy adjusting devices required by people are continuously improved, the buoyancy adjusting devices are used as one of the key parts of underwater equipment, the buoyancy adjusting devices are required to be very effective and reliable in buoyancy adjustment, the structure is as simple as possible, and the occupied space is small.
The invention discloses a buoyancy regulating device in the prior art, which is published under the publication number (CN 110316343A). The buoyancy regulating device has a simple structure, improves the energy utilization efficiency, can accurately calculate the buoyancy of the device by utilizing an ultrasonic ranging system through the measured displacement of a push rod, improves the buoyancy regulating precision, simultaneously uses oil as a working medium, separates water from a moving part by a first leather bag and a second leather bag, avoids the moving part from being corroded, prolongs the service life of the device, is provided with a first-stage buoyancy regulating system and a second-stage buoyancy regulating system, increases the buoyancy regulating range, but does not have a device capable of improving the retraction efficiency of the working medium.
Disclosure of Invention
The invention aims to provide a simple buoyancy regulating device, which aims to solve the problem that the existing device cannot improve the working medium collecting and releasing efficiency in the buoyancy regulating device.
In order to achieve the purpose, the invention provides the following technical scheme: a simple buoyancy adjusting device comprises a main cabin body, wherein the main cabin body is of a cylindrical structure, a connecting chute is formed in the circumferential direction of the outer side wall of the main cabin body, an upper end cover is arranged at one end of the main cabin body, a bearing plate is arranged on one side of the upper end cover and fixedly connected with the inner side of the upper end cover through a fixing rod, a motor is arranged on one side of the bearing plate, a screw rod is arranged on an output shaft of the motor, a piston is arranged at the other end of the screw rod, the other end of the main cabin body is connected with an auxiliary cabin body through a connecting rod, the auxiliary cabin body is of a cylindrical structure, a lower end cover is arranged at one end of the auxiliary cabin body, an oil bag is arranged inside the auxiliary cabin body, a first spring part is arranged on the side wall of the auxiliary cabin body, an arc plate is fixedly connected onto the first spring part, the arc plate is of an arc-shaped bent plate structure, and a slotted hole is formed in the inner side face of the arc plate;
the simple buoyancy adjusting device can enable hydraulic oil to enter or be pumped out of an oil bag of an auxiliary cabin body through reciprocating linear motion of a piston in a main cabin body, so that the volume of the oil bag is changed, further the water discharge of the whole device is changed, and finally the overall buoyancy of the device is changed within a certain range;
the arc-shaped plate connected with the inner side wall of the auxiliary cabin body through the first spring part can be attached to the outer wall of the oil bag when the oil bag expands to a certain degree, then the elastic part has elastic potential energy along with the continuous expansion of the oil bag, the piston continues to move towards the bottom of the main cabin body, in the process, the volume of the oil bag is increased, the buoyancy borne by the whole device is increased, and the device floats upwards; on the contrary, when the piston moves in the opposite direction, hydraulic oil in the oil bag can be pumped, so that the volume of the oil bag is reduced, the buoyancy borne by the whole device is reduced, and the device sinks; the slotted hole that the cambered surface was seted up in the arc can adsorb external oil bag surface, can avoid the oil bag at the in-process that enlarges, because contact insecure between arc and the oil bag causes first spring part dislocation, makes arc and first spring part inefficacy to have the risk of puncturing the oil bag.
An underwater special plug is arranged on a hole in the middle of the upper end cover, the underwater special plug is of a cylindrical structure, and the lower part of the underwater special plug is in threaded connection with the upper end cover; the underwater special plug can ensure that the device can be powered and controlled by signals underwater.
One end of the main cabin body is communicated with one end of the auxiliary cabin body through an oil bag joint, the other end of the oil bag joint is connected with an oil bag, the oil bag is provided with an outer oil bag and an inner oil bag, and the inner oil bag is provided with an extension cavity;
outer oil pocket can protect inner oil pocket, causes destruction to inner oil pocket when avoiding the device to receive external force striking, and the extension cavity that is equipped with on the inner oil pocket is nearer apart from outer oil pocket's inner wall, when carrying out the oil charge to oil pocket, extends the cavity and can prop up outside oil pocket fast, also makes and forms the interval space between inner oil pocket and the outer oil pocket, reduces the risk that inside oil pocket was punctureed.
O-shaped rings are arranged on the side walls of the upper end cover, the lower end cover and the piston;
the O-shaped rings arranged on the upper end cover and the lower end cover can seal the interior of the device, so that the phenomenon that water enters the interior of the device to cause short circuit of equipment or a large amount of water flows into the interior of the device is avoided, metal parts in the device are corroded in the past, and the service life of the parts in the device is shortened; the O-shaped ring arranged on the piston can effectively ensure that the hydraulic oil is wholly displaced when the piston pushes the hydraulic oil, can avoid the hydraulic oil from remaining on the inner wall of the main cabin body, thus leading to leakage of the hydraulic oil and causing pollution to the inside of the device, and can prevent the influence on the oil filling amount of the oil bag in the auxiliary cabin body due to the reduction of the volume of the hydraulic oil.
The inner side of the lower end cover is provided with a first air cushion, the first air cushion is of a round cake-shaped structure, the first air cushion is provided with a second air cushion, the second air cushion is of a circular ring structure, and the diameter of the first air cushion is larger than that of the outer ring of the second air cushion;
the arc-shaped plate, the first air cushion and the second air cushion can control the contraction range of the oil bag, meanwhile, the protection can be formed inside the auxiliary cabin body, the oil bag is prevented from being broken due to the fact that the auxiliary cabin body is locally sunken due to external impact under the oil charging state, the first air cushion and the second air cushion can provide reacting force when the oil bag under the oil charging state retracts, and the oil bag is promoted to be quickly recovered to the contraction state.
The outer side wall of the main cabin body is provided with a protection assembly, the protection assembly is provided with protection plates, 4 protection plates are arranged on the protection plates in the circumferential direction around the outer side wall of the main cabin body, the inner sides of the protection plates are provided with connecting sliding blocks, the connecting sliding blocks are matched with the connecting sliding grooves, the outer sides of the protection plates are provided with anti-collision base bodies, and the protection plates are fixedly connected through second spring parts;
each part that protection component has should adopt hollow structure or adopt the light material preparation, in order to avoid it to increase the load of device self, wherein, the arc structure laminating main cabin body setting of guard plate, and through the connection spout looks sliding connection of link block with main cabin body lateral wall, sliding connection's protection component also can deal with the impact of equidirectional rivers to the cabin body in aqueous, specifically, when rivers strike anticollision base member, rivers can promote the anticollision base member, and then consume the rivers energy, reduce the impact force of rivers to the main cabin body, the rocking of the main cabin body has been avoided, help the device can come-up and dive steadily, the anticollision base member also can play the guard action to the outer wall of the main cabin body.
Compared with the prior art, the invention has the beneficial effects that:
1. the simple buoyancy adjusting device can enable hydraulic oil to enter or be pumped out of the oil bag of the auxiliary cabin body through the reciprocating linear motion of the piston in the main cabin body, so that the volume of the oil bag is changed, the integral water discharge of the device is further changed, and finally the integral buoyancy of the device is changed within a certain range;
2. according to the simple buoyancy adjusting device, the surface of the external oil bag can be adsorbed through the slotted hole formed in the inner arc surface of the arc plate, so that the situation that the first spring part is staggered due to insecure contact between the arc plate and the oil bag in the process of expanding the oil bag, the arc plate and the first spring part are invalid, and the risk of puncturing the oil bag is avoided;
3. the simple buoyancy adjusting device can protect the inner oil bag through the outer oil bag, avoids damage to the inner oil bag when the device is impacted by external force, the extension cavity arranged on the inner oil bag is closer to the inner wall of the outer oil bag, and can quickly support the outer oil bag through the extension cavity when the oil bag is filled with oil, so that a spacing space is formed between the inner oil bag and the outer oil bag, and the risk of puncturing the inner oil bag is reduced;
4. this simple and easy buoyancy adjusting device can consume the rivers energy for the rotation of the main cabin body through the protection subassembly, reduces the impact force of rivers to the main cabin body, has avoided rocking of the main cabin body, helps the device can come up smoothly and dive, and the anticollision base member also can play the guard action to the outer wall of the main cabin body.
Drawings
FIG. 1 is a schematic view of the external structure of a simple buoyancy adjusting device provided by the present invention;
FIG. 2 is a schematic view of the internal structure of a simple buoyancy regulating device shown in FIG. 1;
FIG. 3 is a partial cross-sectional view of FIG. 1;
FIG. 4 is a cross-sectional view of the oil bladder shown in FIG. 3;
FIG. 5 is a schematic structural view of the arcuate plate of FIG. 3;
fig. 6 is a schematic structural view of the shield assembly.
In the figure: 1. a main cabin; 11. an upper end cover; 12. a special underwater plug; 13. fixing the rod; 14. a carrier plate; 15. a motor; 16. a screw rod; 17. a piston; 18. an O-shaped ring; 19. connecting columns; 110. connecting the sliding chute; 111. a lower end cover; 2. an auxiliary cabin body; 21. an oil pocket joint; 22. an oil pocket; 23. an arc-shaped plate; 24. a first spring member; 25. a first air cushion; 26. a second air cushion; 27. an outer oil pocket; 28. an inner oil pocket; 29. an extension cavity; 210. a slot; 3. a guard assembly; 31. a protection plate; 32. connecting the sliding block; 33. an anti-collision base body; 34. a second spring member.
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.
Referring to fig. 1-3 and 5, an embodiment of the present invention is shown: a simple buoyancy adjusting device comprises a main cabin body 1, wherein the main cabin body 1 is of a cylindrical structure, a connecting chute 110 is formed in the circumferential direction of the outer side wall of the main cabin body 1, an upper end cover 11 is arranged at one end of the main cabin body 1, a bearing plate 14 is arranged on one side of the upper end cover 11, the bearing plate 14 is fixedly connected with the inner side of the upper end cover 11 through a fixing rod 13, a motor 15 is arranged on one side of the bearing plate 14, a screw rod 16 is arranged on an output shaft of the motor 15, a piston 17 is arranged at the other end of the screw rod 16, the other end of the main cabin body 1 is connected with an auxiliary cabin body 2 through a connecting column 19, the auxiliary cabin body 2 is of a cylindrical structure, a lower end cover 111 is arranged at one end of the auxiliary cabin body 2, an oil bag 22 is arranged inside the auxiliary cabin body 2, a first spring part 24 is arranged on the side wall of the auxiliary cabin body 2, an arc-shaped plate 23 is fixedly connected to the first spring part 24, the arc-shaped plate 23 is of an arc-shaped bent plate structure, and a slotted hole 210 is formed in the inner side surface of the arc-shaped plate 23;
the simple buoyancy adjusting device can enable hydraulic oil to enter or be pumped out of an oil bag 22 of an auxiliary cabin body 2 through reciprocating linear motion of a piston 17 in a main cabin body 1, so that the volume of the oil bag 22 is changed, further the water discharge of the whole device is changed, and finally the buoyancy of the whole device is changed within a certain range;
the arc-shaped plate 23 connected with the inner side wall of the auxiliary cabin body 2 through the first spring part 24 can be attached to the outer wall of the oil bag 22 when the oil bag 22 expands to a certain degree, then the first spring part 24 has elastic potential energy along with the continuous expansion of the oil bag 22, the piston 17 continues to move towards the bottom of the main cabin body 1, in the process, the volume of the oil bag 22 is increased, the buoyancy borne by the whole device is increased, and the device floats upwards; on the contrary, when the piston 17 moves in the opposite direction, the hydraulic oil in the oil bag 22 is pumped, so that the volume of the oil bag 22 is reduced, the buoyancy borne by the whole device is reduced, and the device sinks; slotted hole 210 that the cambered surface was seted up in the arc 23 can adsorb outer oil pocket 27 surface, can avoid oil pocket 22 at the in-process that enlarges, because contact insecure between arc 23 and the oil pocket 22 causes first spring part 24 dislocation, makes arc 23 and first spring part 24 inefficacy to there is the risk of puncturing oil pocket 22.
Referring to fig. 1-2, an underwater special plug 12 is provided at a central opening of the upper end cover 11, the underwater special plug 12 has a cylindrical structure, and the lower portion of the underwater special plug 12 is screwed with the upper end cover 11; the underwater special plug 12 can ensure that the device can be powered and controlled by signals underwater.
Referring to fig. 2-4, one end of the main cabin body 1 is communicated with one end of the auxiliary cabin body 2 through an oil bag joint 21, the other end of the oil bag joint 21 is connected with an oil bag 22, the oil bag 22 has an outer oil bag 27 and an inner oil bag 28, and the inner oil bag 28 has an extension cavity 29;
Referring to fig. 3, O-rings 18 are disposed on the side walls of the upper end cap 11, the lower end cap 111 and the piston 17;
the O-shaped rings 18 arranged on the upper end cover 11 and the lower end cover 111 can seal the interior of the device, so that the phenomenon that water enters the interior of the device to cause short circuit of equipment or a large amount of water flows into the interior of the device is avoided, metal parts in the device are corroded in the past, and the service life of parts in the device is shortened; the O-shaped ring 18 arranged on the piston 17 can effectively ensure that the hydraulic oil is wholly displaced when the piston 17 pushes the hydraulic oil, thereby not only preventing the hydraulic oil from remaining on the inner wall of the main cabin body 1 and causing leakage of the hydraulic oil and pollution to the inside of the device, but also preventing the oil filling amount of the oil bag 22 in the auxiliary cabin body 2 from being influenced due to the reduction of the volume of the hydraulic oil.
Referring to fig. 2, 3 and 5, a first air cushion 25 is disposed on the inner side of the lower end cover 111, the first air cushion 25 has a circular cake-shaped structure, a second air cushion 26 is disposed on the first air cushion 25, the second air cushion 26 has a circular ring structure, and the diameter of the first air cushion 25 is greater than the outer ring diameter of the second air cushion 26;
the arc-shaped plate 23, the first air cushion 25 and the second air cushion 26 can control the contraction range of the oil bag 22, and simultaneously can protect the inside of the auxiliary cabin body 2, so that the oil bag 22 is prevented from being broken due to local depression caused by external impact on the auxiliary cabin body 2 in the oil-filled state of the oil bag 22, and the first air cushion 25 and the second air cushion 26 can provide reaction force when the oil bag 22 in the oil-filled state retracts to promote the oil bag 22 to quickly recover the contraction state.
Referring to fig. 1 and 6, the outer side wall of the main cabin 1 is provided with the protection assemblies 3, each protection assembly 3 is provided with protection plates 31, 4 protection plates 31 are circumferentially arranged around the outer side wall of the main cabin 1, the inner side of each protection plate 31 is provided with a connecting slide block 32, each connecting slide block 32 is matched with a connecting slide groove 110, the outer side of each protection plate 31 is provided with an anti-collision base 33, and the protection plates 31 are fixedly connected with one another through second spring pieces 34;
each part that protection component 3 has should adopt hollow structure or adopt the light material preparation, in order to avoid it to increase the load of device self, wherein, the arc structure laminating main cabin body 1 of guard plate 31 sets up, and through connecting the connecting sliding chute 110 looks sliding connection of slider 32 and main cabin body 1 lateral wall, sliding connection's protection component 3 also can deal with the impact of the rivers of equidirectional to the cabin body in aqueous, specifically, when rivers impact anticollision base member 33, rivers can promote anticollision base member 33, and then consume the rivers energy, reduce the impact force of rivers to main cabin body 1, the rocking of main cabin body 1 has been avoided, help the device can come-up steadily and dive, anticollision base member 33 also can play the guard action to the outer wall of the main cabin body 1.
The working principle is as follows:
the buoyancy adjusting device is placed in water or bound with other equipment, then power supply and remote control are carried out on the interior of the cabin body 1 through the underwater special plug 12, the motor 15 arranged in the main cabin body 1 is used for driving the screw rod 16 to rotate, so that the rotary motion of the screw rod 16 is changed into the linear motion of the piston 17, and the piston 17 compresses hydraulic oil into the oil bag 22, so that the volume of the oil bag 22 can be changed;
when the piston 17 moves towards the direction close to the oil bag joint 21, firstly, hydraulic oil is extruded to flow into the oil bag 22 through the oil bag joint 21, then the oil bag 22 is expanded, the oil bag 22 is attached to the arc-shaped plate 23 in the expansion process, and when the volume of the oil bag 22 is expanded to the maximum, the first spring part 24 obtains the maximum elastic potential energy;
when the piston 17 moves in a direction away from the oil bag joint 21, hydraulic oil is firstly extracted from the oil bag 22 and flows back to the main cabin body 1 through the oil bag joint 21, then the volume of the oil bag 22 is reduced, the elastic potential energy of the first spring part 24 is released to assist the oil bag 22 to contract rapidly, and in the process, along with the continuous reduction of the volume of the oil bag 22, the buoyancy borne by the oil bag 22 is also reduced, so that the sinking of the device is realized.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (4)
1. A simple buoyancy regulating device comprises a buoyancy regulating device,
the main cabin body (1), the main cabin body (1) has a cylindrical structure, a connecting chute (110) is formed in the circumferential direction of the outer side wall of the main cabin body (1), an upper end cover (11) is arranged at one end of the main cabin body (1), a bearing plate (14) is arranged at one side of the upper end cover (11), the bearing plate (14) is fixedly connected with the inner side of the upper end cover (11) through a fixing rod (13), a motor (15) is arranged at one side of the bearing plate (14), a screw rod (16) is arranged on an output shaft of the motor (15), a piston (17) is arranged at the other end of the screw rod (16),
the other end of the main cabin body (1) is connected with the auxiliary cabin body (2) through a connecting column (19),
a protection component (3), the outer side wall of the main cabin body (1) is provided with the protection component (3),
the method is characterized in that: one end of the main cabin body (1) is communicated with one end of the auxiliary cabin body (2) through an oil bag connector (21), the auxiliary cabin body (2) is provided with a cylindrical structure, one end of the auxiliary cabin body (2) is provided with a lower end cover (111), the other end of the oil bag connector (21) is connected with an oil bag (22), the oil bag (22) is arranged inside the auxiliary cabin body (2), the oil bag (22) is provided with an outer oil bag (27) and an inner oil bag (28), the inner oil bag (28) is provided with an extension cavity (29), a first spring part (24) is arranged on the side wall of the auxiliary cabin body (2), the first spring part (24) is fixedly connected with an arc plate (23), the arc plate (23) is provided with an arc bent plate structure, a groove hole (210) is formed in the inner side face of the arc plate (23), the protection assembly (3) is provided with a protection plate (31), protection plate (31) centers on the lateral wall circumference of the main cabin body (1) is equipped with 4, the inboard of protection plate (31) is equipped with link block (32), link block (32) with connect spout (110) to cooperate, the outside of protection plate (31) is equipped with anticollision base member (33), through second spring part (34) fixed connection between protection plate (31).
2. The simple buoyancy regulating device according to claim 1, wherein: an opening hole in the middle of the upper end cover (11) is provided with an underwater special plug (12), the underwater special plug (12) is of a cylindrical structure, and the lower portion of the underwater special plug (12) is in threaded connection with the upper end cover (11).
3. The simple buoyancy regulating device according to claim 1, wherein: and O-shaped rings (18) are arranged on the side walls of the upper end cover (11), the lower end cover (111) and the piston (17).
4. The simple buoyancy regulating device according to claim 1, wherein: the inner side of the lower end cover (111) is provided with a first air cushion (25), the first air cushion (25) is of a round cake-shaped structure, a second air cushion (26) is arranged on the first air cushion (25), the second air cushion (26) is of a circular ring structure, and the diameter of the first air cushion (25) is larger than the diameter of the outer ring of the second air cushion (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210357113.1A CN114604401B (en) | 2022-04-07 | 2022-04-07 | Simple buoyancy adjusting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210357113.1A CN114604401B (en) | 2022-04-07 | 2022-04-07 | Simple buoyancy adjusting device |
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| CN114604401A CN114604401A (en) | 2022-06-10 |
| CN114604401B true CN114604401B (en) | 2022-09-06 |
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| CN202210357113.1A Active CN114604401B (en) | 2022-04-07 | 2022-04-07 | Simple buoyancy adjusting device |
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| WO2022033036A1 (en) * | 2020-08-11 | 2022-02-17 | 江苏科技大学 | Two-way volumetric buoyancy regulation device, and testing device and testing method therefor |
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| CN107804442A (en) * | 2017-10-24 | 2018-03-16 | 深圳乐智机器人有限公司 | Displacement detecting high accuracy modularization buoyancy changes device and underwater robot |
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| CN114604401A (en) | 2022-06-10 |
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