CN118047021A

CN118047021A - Water flow energy underwater unmanned vehicle propulsion equipment

Info

Publication number: CN118047021A
Application number: CN202410284203.1A
Authority: CN
Inventors: 包长春; 程兴华; 李乐; 王得志; 王文珂; 吴佳妮; 郑林涛
Original assignee: National University of Defense Technology
Current assignee: National University of Defense Technology
Priority date: 2024-03-13
Filing date: 2024-03-13
Publication date: 2024-05-17

Abstract

The invention discloses a water flow energy underwater unmanned aircraft propulsion device, which relates to the technical field of aircraft, and is technically characterized in that: including navigation equipment, vacuum chamber and propeller, vacuum chamber both ends respectively with navigation equipment and propeller fixed connection, be equipped with stabiliser, control center and storage battery on the vacuum chamber outer wall, the propeller top is close to vacuum chamber one side and is equipped with the guiding gutter, vacuum chamber one side is kept away from to the propeller bottom is equipped with out water buffer tank, it is equipped with connecting tube to go out water buffer tank bilateral symmetry, connecting tube is located out water buffer tank's one end and is connected with the sprinkler, connecting tube is located out water buffer tank's one end and is connected with the suction pump. The device can convert water flow energy into electric energy, provides the required electric quantity of navigation equipment, utilizes the electric energy of conversion to discharge water flow simultaneously, promotes the device in the in-process of discharge water flow and advances. The mutual conversion among water flow energy, electric energy and kinetic energy is realized.

Description

Water flow energy underwater unmanned vehicle propulsion equipment

Technical Field

The invention relates to the technical field of aircrafts, in particular to a water flow energy underwater unmanned aircrafts propulsion device.

Background

With the gradual development of industry, the consumption of energy is gradually increased, the storage amount of the earth energy is lower and lower, and the energy such as coal, petroleum and the like is consumed and the environmental pollution is increased, so that the exploration of clean and infinitely usable energy is extremely important, and according to the current research, it is widely considered that the development of ocean resources is possible to achieve the aim.

An underwater unmanned aircraft is a robot capable of autonomously executing tasks under water, and can generally finish tasks such as underwater exploration, detection and even attack defense in military. An underwater unmanned vehicle can assist us in exploring the seafloor. The traditional underwater unmanned aircraft generally adopts electric power or hydraulic power as a power source, but because the environment in water is complex, the requirements on a power system of the underwater unmanned aircraft are high, and the two power modes have advantages and disadvantages, so that the requirements of underwater execution tasks cannot be met. As a result, more and more hybrid underwater vehicles are now also emerging. The underwater unmanned aerial vehicle is always in underwater operation, so that water flow can be used for providing power for the unmanned aerial vehicle, and advancing of the underwater unmanned aerial vehicle is a mainstream trend of the existing underwater unmanned aerial vehicle advancing equipment.

Disclosure of Invention

The invention aims to provide a water flow energy underwater unmanned aircraft propulsion device which can convert water flow energy into electric energy and provide electric quantity required by the navigation device, meanwhile, the converted electric energy is utilized to discharge water flow, and a propulsion device is driven to advance in the process of discharging water flow. The mutual conversion among water flow energy, electric energy and kinetic energy is realized.

The technical aim of the invention is realized by the following technical scheme: the utility model provides a rivers can unmanned vehicles propulsion plant under water, includes navigation equipment, vacuum chamber and propeller, vacuum chamber both ends respectively with navigation equipment and propeller fixed connection, be equipped with stabiliser, control center and storage battery on the vacuum chamber outer wall, the propeller top is close to vacuum chamber one side and is equipped with the guiding gutter, vacuum chamber one side is kept away from to the propeller bottom is equipped with out water buffer tank, out water buffer tank bilateral symmetry is equipped with connecting tube, the one end that connecting tube is located out water buffer tank is connected with the water sprayer, the one end that connecting tube is located out water buffer tank is connected with the suction pump.

The utility model discloses a vacuum pump, including the propeller, the propeller is kept away from in the vacuum cavity, propeller one end is kept away from in the vacuum cavity is equipped with rotates seat one, keep away from vacuum cavity one end in the propeller and be equipped with the pivot between rotation seat one and the rotation seat two, rotation seat one and rotation seat two are connected respectively at the pivot both ends, be close to propeller one end in the vacuum cavity and be equipped with the vacuum pump, the vacuum pump encircles the pivot installation, be equipped with the generator between rotation seat one and the vacuum pump, the generator encircles the pivot installation, be equipped with motion sensor between vacuum pump and the generator, motion sensor installs on the outer wall of pivot, the pivot is located and encircles on the inside outer wall of propeller and be equipped with the commentaries on classics piece.

Through adopting above-mentioned technical scheme, can use this device under three kinds of circumstances, when the device just goes into water, provide the electric quantity for navigation equipment through storage battery to support navigation equipment's operation. The navigation equipment drives the device to move to the working area.

In the working area, water flow enters the propeller along the diversion trench to impact the rotating plate, the rotating plate moves to drive the rotating shaft to rotate, the generator is started to generate electricity, the water flow energy is converted into electric energy, and the electricity generated by the generator is continuously supplied to navigation equipment on one hand so as to ensure that the navigation equipment continuously operates; on the one hand, the water pump and the water sprayer are supplied. The voltage stabilizer ensures stable voltage output and avoids unstable output pressure caused by continuous power generation from burning out parts of the device. The water flow entering the propeller can flow out from the bottom of one end of the propeller far away from the vacuum chamber after driving the rotating piece to move, and enters the water outlet buffer groove. The water enters the water sprayer under the action of the water pump, enters the water suction pipe through the water suction hole, is sprayed out through the water spray hole, and when the water sprayer sprays water, the reaction force of water flow pushes the device to navigate. The electric energy is converted into kinetic energy to propel the device to navigate.

When the device is not in the working area, the vacuum pump is started under the condition of insufficient electric quantity, the control center directly controls the vacuum pump to pump air in the propeller, the internal pressure of the propeller is reduced until the water pressure is higher than the internal pressure of the propeller, water flow enters the internal impact rotating piece of the propeller to realize the power generation function, the motion of the rotating shaft is sensed by the motion sensor at the moment when the water flow enters the propeller to drive the rotating piece, the motion sensor can be immediately fed back to the processor, the vacuum pump is controlled to be closed by the controller, the water flow is prevented from being sucked by the vacuum pump, and the damage to the device is caused. The generated energy can also provide a power source for navigation equipment and can also supply a water pump and a water sprayer. To advance the device by spraying water.

The device can convert water flow energy into electric energy, provide electric quantity required by navigation equipment, simultaneously utilize converted electric energy to discharge water flow, and push the device to advance in the process of discharging water flow. The mutual conversion among water flow energy, electric energy and kinetic energy is realized.

The invention is further provided with: the control center comprises a containing cavity, a processor and a controller, wherein the processor and the controller are located in the containing cavity.

By adopting the technical scheme, the processor processes information from each component of the device, and the controller controls whether each component operates or not.

The invention is further provided with: the guiding gutter comprises a water inlet pipeline and a water inlet, the water inlet is in threaded connection with the water inlet pipeline, a filter screen is arranged at one end, close to the water inlet, of the water inlet pipeline, and a valve is arranged at the top of the water inlet.

By adopting the technical scheme, when the valve is opened, water flow enters the water inlet pipeline from the water inlet, and then enters the propeller. When the water flows into the device, some sundries in the water can possibly flow along with the water, and the filter screen is designed at the isolated water inlet. After the underwater work of each device is completed, the water inlet is unscrewed, so that the garbage filtered by the filter screen can be easily cleaned.

The invention is further provided with: the water sprayer comprises a shell, a head and a tail, wherein the shell, the head and the tail are integrally connected, a water spraying pump is arranged in the shell, one end, close to the head, of the water spraying pump is connected with a water suction pipe, a water suction hole is formed in the water suction pipe, and a water spraying hole is formed in one end, close to the tail, of the water spraying pump.

Through adopting above-mentioned technical scheme, under the appeal effect of spray pump, the inside water of entering water sprayer can follow the water absorption hole and get into the water pipe, and then gets into the spray pump, follow spray hole spun water from the spray tail flow of water sprayer, the in-process of spraying water, the reaction force thrust unit of rivers advances.

The invention is further provided with: the tail part of the water sprayer is of a spider-web structure.

By adopting the technical scheme, the tail part of the water sprayer is arranged into a spider-web structure so as to prevent sundries such as pasture and water, garbage and the like from entering the water sprayer, so that equipment is damaged or the device work is influenced.

In summary, the invention has the following beneficial effects:

Meanwhile, the device can continuously convert water flow into electric energy in a working area, so that the working time of the device under water can be prolonged, and the situation that the device needs to return to the shore after work is not completed due to insufficient electric quantity is avoided.

In addition, when meetting emergency, the electric quantity is not enough, has also set up the vacuum pump and has taken off the inside air of propeller for the water pressure is greater than internal pressure, and rivers entering device is inside, can turn into the electric energy with rivers, with drive the device operation and get back to on the bank, avoid leading to the device to sink into the condition emergence of submarine because of the electric quantity is not enough.

Drawings

FIG. 1 is a schematic view of an apparatus in an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of the water inlet according to the embodiment of the invention when the water inlet is opened;

FIG. 3 is a schematic view showing the internal structure of the device according to the embodiment of the present invention;

FIG. 4 is a schematic view of a sprinkler pump according to an embodiment of the present invention;

FIG. 5 is a schematic view showing the internal structure of a blow buffer tank as seen from the tail of a sprinkler in an embodiment of the present invention;

FIG. 6 is a schematic view showing the internal structure of a blow buffer tank as seen from the head of a sprinkler in an embodiment of the present invention;

fig. 7 is a schematic view of a water jet pump according to an embodiment of the present invention.

In the figure: 1. navigation equipment; 2. a voltage stabilizer; 3. a control center; 301. a receiving chamber; 302. a processor; 303. a controller; 4. a battery pack; 5. a propeller; 6. a diversion trench; 601. a water inlet pipe; 602. a water inlet; 603. a filter screen; 604. a valve; 7. a water sprayer; 701. a housing; 702. a head; 703. a water suction pipe; 704. a water suction hole; 705. a water jet pump; 706. tail part; 707. a water spraying hole; 8. a connecting pipe; 9. a water outlet buffer tank; 10. a first rotating seat; 11. a rotating shaft; 12. a generator; 13. a motion sensor; 14. a vacuum pump; 15. a rotating piece; 16. a second rotating seat; 17. a water pump; 18. a vacuum chamber.

Detailed Description

The invention is described in further detail below with reference to fig. 1-7.

Example 1: the utility model provides a rivers can unmanned vehicles propulsion plant under water, includes navigation equipment 1, vacuum chamber 18 and propeller 5, and vacuum chamber 18 both ends are respectively with navigation equipment 1 and propeller 5 fixed connection, are equipped with stabiliser 2, control center 3 and storage battery 4 on the vacuum chamber 18 outer wall, and control center 3 is including holding chamber 301, treater 302 and controller 303, and treater 302 and controller 303 are located and hold intracavity 301. During operation of the unmanned underwater vehicle, when the water depth does not reach the depth to be surveyed, the water pressure cannot cause the valve 604 to open and the propeller 5 is temporarily not started. In this operation phase, the battery pack 4 provides the electric quantity required by the navigation equipment 1, and the electric power provides the power source for the navigation equipment 1 to drive the device to sink to the position to be operated.

Example 2: the utility model provides a rivers can unmanned vehicles propulsion plant under water, includes navigation equipment 1, vacuum chamber 18 and propeller 5, and vacuum chamber 18 both ends are respectively with navigation equipment 1 and propeller 5 fixed connection, are equipped with stabiliser 2, control center 3 and storage battery 4 on the vacuum chamber 18 outer wall, and control center 3 is including holding chamber 301, treater 302 and controller 303, and treater 302 and controller 303 are located and hold intracavity 301. The electric power of the storage battery pack 4 provides a power source for the navigation equipment 1, and the whole device sinks to a target water area for working.

The top of the propeller 5 is provided with a diversion trench 6 near one side of the vacuum chamber 18, one side of the bottom of the propeller 5 far away from the vacuum chamber 18 is provided with a water outlet buffer tank 9, two sides of the water outlet buffer tank 9 are symmetrically provided with connecting pipelines 8, one end of the connecting pipeline 8 positioned outside the water outlet buffer tank 9 is connected with a water sprayer 7, and one end of the connecting pipeline 8 positioned in the water outlet buffer tank 9 is connected with a water suction pump 17. The sprinkler 7 comprises a shell 701, a head 702 and a tail 706, wherein the shell 701, the head 702 and the tail 706 are integrally connected, a water spraying pump 705 is arranged in the shell 701, one end of the water spraying pump 705, which is close to the head 702, is connected with a water suction pipe 703, a water suction hole 704 is formed in the water suction pipe 703, and a water spraying hole 707 is formed in one end of the water spraying pump 705, which is close to the tail 706. The tail 706 of the sprinkler 7 is in a spider-web structure.

One end, far away from the propeller 5, of the vacuum chamber 18 is provided with a first rotating seat 10, one end, far away from the vacuum chamber 18, of the propeller 5 is provided with a second rotating seat 16, a rotating shaft 11 is arranged between the first rotating seat 10 and the second rotating seat 16, two ends of the rotating shaft 11 are respectively connected with the first rotating seat 10 and the second rotating seat 16, and a rotating plate 15 is arranged on the outer wall, located inside the propeller 5, of the rotating shaft 11 in a surrounding mode. The diversion trench 6 comprises a water inlet pipeline 601 and a water inlet 602, the water inlet 602 is in threaded connection with the water inlet pipeline 601, a filter screen 603 is arranged at one end, close to the water inlet 602, of the water inlet pipeline 601, and a valve 604 is arranged at the top of the water inlet 602. The valve 604 designs a corresponding bearable pressure range according to the depth of the target water area, so that the valve is opened under the action of water pressure when the valve is in the target water area, water flows from the diversion trench 6 into the device to impact the rotating piece 15, and the rotating piece 15 rotates to drive the rotating shaft 11 to operate, so that the generator 12 is driven to operate. The electric power generated by the electric generator 12 can be supplied to the water pump 17 and the sprinkler 7 in addition to the continued supply to the navigation device 1. To advance the device by spraying water.

Example 3: the utility model provides a rivers can unmanned vehicles propulsion plant under water, includes navigation equipment 1, vacuum chamber 18 and propeller 5, and vacuum chamber 18 both ends are respectively with navigation equipment 1 and propeller 5 fixed connection, are equipped with stabiliser 2, control center 3 and storage battery 4 on the vacuum chamber 18 outer wall, and control center 3 is including holding chamber 301, treater 302 and controller 303, and treater 302 and controller 303 are located and hold intracavity 301.

The one end that keeps away from propeller 5 in the vacuum cavity 18 is equipped with rotates seat one 10, the one end that keeps away from vacuum cavity 18 in the propeller 5 is equipped with and rotates seat two 16, be equipped with pivot 11 between rotating seat one 10 and rotating seat two 16, pivot 11 both ends are connected respectively and are rotated seat one 10 and rotate seat two 16, be close to propeller 5 one end in the vacuum cavity 18 and be equipped with vacuum pump 14, vacuum pump 14 encircles pivot 11 installation, be equipped with generator 12 between rotating seat one 10 and the vacuum pump 14, generator 12 encircles pivot 11 installation, be equipped with motion sensor 13 between vacuum pump 14 and the generator 12, motion sensor 13 installs on the outer wall of pivot 11, the pivot 11 is located and encircles on the inside outer wall of propeller 5 and be equipped with the commentaries on classics piece 15. The diversion trench 6 comprises a water inlet pipeline 601 and a water inlet 602, the water inlet 602 is in threaded connection with the water inlet pipeline 601, a filter screen 603 is arranged at one end, close to the water inlet 602, of the water inlet pipeline 601, and a valve 604 is arranged at the top of the water inlet 602.

When the device itself is not in the target water, the water pressure cannot force the valve 604 to open, but the battery pack 4 is on demand. The control center 3 controls the residual electric quantity to supply the vacuum pump 14, the vacuum pump 14 pumps out the air in the propeller 5, the pressure in the propeller 5 is reduced until the water pressure is higher than the pressure in the propeller 5, the valve 604 is caused to open, water flows into the propeller 5 to impact the rotating plate 15 to realize the power generation function, and the generated electric quantity can also provide a power source for the navigation equipment 1 and can also supply the water suction pump 17 and the water sprayer 7. To advance the device by spraying water.

Working principle: the device can have three conditions when in use, and when the device just enters water, the storage battery 4 provides electricity for the navigation equipment 1 so as to support the operation of the navigation equipment 1. The device is moved to the working area by the navigation device 1.

According to the different devices, different valves 604 are selected according to the depth of a working area, so that the valves 604 can be opened under the action of water pressure in the working area, so that water flow enters the propeller 5 along the diversion trench 6 to impact the rotating plate 15, the rotating plate 15 moves to drive the rotating shaft 11 to rotate, the generator 12 is started to generate electricity, and the electricity generated by the generator 12 is continuously supplied to the navigation equipment 1 on one hand, so that the continuous operation of the navigation equipment is ensured; on the one hand, to the suction pump 17 and the water jet 7. The water flow entering the propeller 5 can flow out from the bottom of one end of the propeller 5 far away from the vacuum chamber 18 after driving the rotating piece 15 to move, and enters the water outlet buffer groove 9. Enters the water sprayer 7 under the action of the water suction pump 17, enters the water suction pipe 703 through the water suction hole 704, and is sprayed out through the water spray hole 707, and when the water sprayer 7 sprays water, the reaction force of the water flow pushes the device to navigate.

Due to the complex and variable underwater environment, various situations can occur in the underwater navigation process of the device, and sometimes the sinking depth of the device is not enough to be opened by the water pressure of the valve 604, but the electric quantity is urgent. In this case, the control center 3 directly controls and starts the vacuum pump 14, the air pump pumps the air in the propeller 5, the pressure in the propeller 5 is reduced until the water pressure is higher than the pressure in the propeller 5, the valve 604 is caused to open, the water flows into the impact rotating plate 15 in the propeller 5 to realize the power generation function, and the generated power can also provide a power source for the navigation equipment 1 and can also supply the water pump 17 and the water sprayer 7. To advance the device by spraying water.

The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.

Claims

1. A kind of rivers can underwater unmanned vehicle propulsion plant, characterized by: including navigation equipment (1), vacuum chamber (18) and propeller (5), vacuum chamber (18) both ends respectively with navigation equipment (1) and propeller (5) fixed connection, be equipped with stabiliser (2), control center (3) and storage battery (4) on vacuum chamber (18) outer wall, propeller (5) top is close to vacuum chamber (18) one side and is equipped with guiding gutter (6), vacuum chamber (18) one side is kept away from to propeller (5) bottom is equipped with out water buffer tank (9), go out water buffer tank (9) bilateral symmetry and be equipped with connecting tube (8), connecting tube (8) are located the one end outside water buffer tank (9) and are connected with sprinkler (7), connecting tube (8) are located the one end that goes out water buffer tank (9) and are connected with suction pump (17).

2. A water-flow underwater unmanned vehicle propulsion apparatus as claimed in claim 1, wherein: keep away from propeller (5) one end in vacuum cavity (18) and be equipped with rotation seat one (10), keep away from vacuum cavity (18) one end in propeller (5) and be equipped with rotation seat two (16), be equipped with pivot (11) between rotation seat one (10) and rotation seat two (16), rotation seat one (10) and rotation seat two (16) are connected respectively at pivot (11) both ends, be close to propeller (5) one end in vacuum cavity (18) and be equipped with vacuum pump (14), vacuum pump (14) are installed around pivot (11), be equipped with generator (12) between rotation seat one (10) and vacuum pump (14), generator (12) are installed around pivot (11), be equipped with motion sensor (13) between vacuum pump (14) and generator (12), motion sensor (13) are installed on the outer wall of pivot (11), pivot (11) are located the inside outer wall of propeller (5) and encircle and be equipped with revolving piece (15).

3. A water-flow underwater unmanned vehicle propulsion apparatus as claimed in claim 1, wherein: the control center (3) comprises a containing cavity (301), a processor (302) and a controller (303), wherein the processor (302) and the controller (303) are located in the containing cavity (301).

4. A water-flow underwater unmanned vehicle propulsion apparatus as claimed in claim 1, wherein: the diversion trench (6) comprises a water inlet pipeline (601) and a water inlet (602), the water inlet (602) is in threaded connection with the water inlet pipeline (601), a filter screen (603) is arranged at one end, close to the water inlet (602), of the water inlet pipeline (601), and a valve (604) is arranged at the top of the water inlet (602).

5. A water-flow underwater unmanned vehicle propulsion apparatus as claimed in claim 1, wherein: the water sprayer (7) comprises a shell (701), a head (702) and a tail (706), wherein the shell (701), the head (702) and the tail (706) are integrally connected, a water spraying pump (705) is arranged inside the shell (701), a water suction pipe (703) is connected to one end, close to the head (702), of the water spraying pump (705), a water suction hole (704) is formed in the water suction pipe (703), and a water spraying hole (707) is formed in one end, close to the tail (706), of the water spraying pump (705).

6. A water-flow underwater unmanned vehicle propulsion apparatus as claimed in claim 1, wherein: the tail part (706) of the water sprayer (7) is of a spider-web structure.