阅读说明：本技术 一种水上作业无人机 (Unmanned aerial vehicle for water operation ) 是由 张青丰 于 2019-09-21 设计创作，主要内容包括：本发明涉及无人机技术领域,具体涉及一种水上作业无人机,提供一种水上作业无人机,包括有无人机、工作舱、支撑架、充气筏、充气机构和抽气机构；工作舱固定安装于无人机底端,工作舱的顶部与无人机底部贴合设置,工作舱为空心箱体结构；支撑架位于工作舱下方,支撑架上设有若干根连接杆,支撑架通过若干连接杆与工作舱固定连接,支撑架上设有容纳槽；充气筏位于容纳槽内,工作状态下,充气筏位于支撑架外侧,充气筏上设有多个充气通道和抽气通道,充气筏通过充气通道和抽气通道分别与充气机构和抽气机构气密性连接；充气机构和抽气机构均位于工作舱内,本设备解决了传统无人机不能在水面降落停留、作业范围小、作业效率低的缺点。(The invention relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle for water operation, and provides an unmanned aerial vehicle for water operation, which comprises an unmanned aerial vehicle, a working cabin, a support frame, an inflatable raft, an inflating mechanism and an air pumping mechanism, wherein the air pumping mechanism is arranged on the unmanned aerial vehicle; the working cabin is fixedly arranged at the bottom end of the unmanned aerial vehicle, the top of the working cabin is attached to the bottom of the unmanned aerial vehicle, and the working cabin is of a hollow box body structure; the support frame is positioned below the working cabin, a plurality of connecting rods are arranged on the support frame, the support frame is fixedly connected with the working cabin through the connecting rods, and an accommodating groove is formed in the support frame; the inflatable raft is positioned in the accommodating tank, and is positioned outside the supporting frame in a working state, a plurality of inflatable channels and air exhaust channels are arranged on the inflatable raft, and the inflatable raft is respectively connected with the inflatable mechanism and the air exhaust mechanism in an airtight manner through the inflatable channels and the air exhaust channels; aerify the mechanism and the mechanism of bleeding all is located the work cabin, and this equipment has solved traditional unmanned aerial vehicle and can not descend the shortcoming that stops, the operation scope is little, the operating efficiency is low at the surface of water.)

1. an unmanned aerial vehicle for water operation is characterized by comprising an unmanned aerial vehicle (1), a working cabin (2), a support frame (3), an inflatable raft (4), an inflating mechanism (5) and an air extracting mechanism (6);

The working cabin (2) is fixedly arranged at the bottom end of the unmanned aerial vehicle (1), the top of the working cabin (2) is attached to the bottom of the unmanned aerial vehicle (1), and the working cabin (2) is of a hollow box body structure;

The supporting frame (3) is positioned below the working cabin (2), the supporting frame (3) is provided with a plurality of connecting rods (3 b), the supporting frame (3) is fixedly connected with the working cabin (2) through the connecting rods (3 b), and the supporting frame (3) is provided with an accommodating groove;

the inflatable raft (4) is located in the containing tank, under the working state, the inflatable raft (4) is located on the outer side of the supporting frame (3), a plurality of inflatable channels (4 a) and air pumping channels (4 b) are arranged on the inflatable raft (4), and the inflatable raft (4) is respectively in airtight connection with the inflating mechanism (5) and the air pumping mechanism (6) through the inflatable channels (4 a) and the air pumping channels (4 b);

The inflation mechanism (5) and the air exhaust mechanism (6) are both positioned in the working cabin (2).

2. The unmanned aerial vehicle for water operation of claim 1, wherein the connecting rod (3 b) is of a hollow cylindrical structure with two open ends, one end of the connecting rod (3 b) is fixedly installed at the top end of the supporting frame (3), the other end of the connecting rod is fixedly installed at the bottom end of the working cabin (2), the hollow part of the connecting rod (3 b) penetrates through the bottom of the working cabin (2) and the top of the supporting frame (3), and the inflation channel (4 a) and the air exhaust channel (4 b) of the inflatable raft (4) sequentially penetrate through the top of the supporting frame (3), the hollow part of the supporting rod and the bottom of the working cabin (2) and then are respectively connected with the inflation mechanism (5) and the air exhaust mechanism (6) in an airtight manner.

3. The unmanned aerial vehicle for water operation according to claim 1, wherein the inflation mechanism (5) comprises a plurality of inflation pumps (5 a), an inflation groove (2 a) is formed in a hollow part inside the working cabin (2), the inflation pumps (5 a) are fixedly installed in the inflation groove (2 a), a plurality of inflation channels (4 a) of the inflatable raft (4) extend into the inflation groove (2 a) through corresponding connecting rods (3 b), and an inflation port of each inflation channel (4 a) is connected with the corresponding inflation pump (5 a) in an airtight manner.

4. The unmanned aerial vehicle for water operation according to claim 1, wherein the air exhaust mechanism (6) comprises a plurality of air exhaust pumps (6 a), an air exhaust groove (2 b) is formed in a hollow part inside the working cabin (2), the air exhaust pumps (6 a) are fixedly installed in the air exhaust groove (2 b), the air exhaust channels (4 b) of the inflatable raft (4) extend into the air exhaust groove (2 b) through the corresponding connecting rods (3 b), and the air exhaust port of each air exhaust channel (4 b) is connected with the working end and the air tightness of the corresponding air exhaust pump (6 a).

5. The unmanned aerial vehicle for water work according to claim 1, wherein the notch of the accommodating groove is provided with a closing door (7), and the closing door (7) is connected with the supporting frame (3) through a spring hinge (7 a).

6. the unmanned aerial vehicle for water work according to claim 5, wherein an undercarriage (7 b) is arranged on the face, far away from the support frame (3), of the closing door (7), and the working end of the undercarriage (7 b) is vertically downward when the closing door (7) is in a closed state.

7. The unmanned aerial vehicle for water work of claim 1, wherein a pressure detector is arranged at the joint of the inflation channel (4 a) of the inflatable raft (4) and the inflation pump (5 a).

8. The unmanned aerial vehicle for water operation according to claim 1, wherein the working cabin (2) is provided with a plurality of ventilation openings (2 c), and the ventilation openings (2 c) respectively penetrate through the inflation groove (2 a) and the air exhaust groove (2 b) to the outer side of the working cabin (2).

Technical Field

The invention relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle for water operation.

Background

an unmanned plane is an unmanned plane which is operated by radio remote control equipment and a self-contained program control device, or is completely or intermittently and autonomously operated by a vehicle-mounted computer, and can be divided into military use and civil use according to application fields. For military use, unmanned aerial vehicles are divided into reconnaissance aircraft and target drone, and for civil use, unmanned aerial vehicles + industrial application are really just needed for unmanned aerial vehicles; at present, the unmanned aerial vehicle is applied to the fields of aerial photography, agriculture, plant protection, miniature self-timer, express transportation, disaster relief, wild animal observation, infectious disease monitoring, surveying and mapping, news reporting, power inspection, disaster relief, film and television shooting, romantic manufacturing and the like, the application of the unmanned aerial vehicle is greatly expanded, the developed countries actively expand the application of the unmanned aerial vehicle and develop the unmanned aerial vehicle technology, the unmanned aerial vehicle sometimes needs to stay on the water surface when in work, and the existing unmanned aerial vehicle for operation on water has the defects of incapability of staying on the water surface, small operation range and low operation efficiency when in operation.

Disclosure of Invention

The invention aims to provide an unmanned aerial vehicle for water operation.

In order to achieve the purpose, the invention adopts the following technical scheme:

the unmanned aerial vehicle for the water operation comprises an unmanned aerial vehicle body, a working cabin, a supporting frame, an inflatable raft, an inflating mechanism and an air extracting mechanism;

the working cabin is fixedly arranged at the bottom end of the unmanned aerial vehicle, the top of the working cabin is attached to the bottom of the unmanned aerial vehicle, and the working cabin is of a hollow box body structure;

The support frame is positioned below the working cabin, a plurality of connecting rods are arranged on the support frame, the support frame is fixedly connected with the working cabin through the connecting rods, and an accommodating groove is formed in the support frame;

The inflatable raft is positioned in the accommodating tank, and is positioned outside the supporting frame in a working state, a plurality of inflatable channels and air exhaust channels are arranged on the inflatable raft, and the inflatable raft is respectively connected with the inflatable mechanism and the air exhaust mechanism in an airtight manner through the inflatable channels and the air exhaust channels;

The inflation mechanism and the air exhaust mechanism are both positioned in the working cabin.

As an operation unmanned aerial vehicle on water's an preferred scheme, the connecting rod is both ends open-ended hollow cylinder type structure, and the one end fixed mounting of connecting rod is on the support frame top, and other end fixed mounting is in the cabin bottom, and the hollow portion of connecting rod link up cabin bottom and support frame top, aerifys the inflation channel and the bleed passage of raft and pass respectively behind support frame top, the hollow portion of bracing piece and the cabin bottom with the work end gas tightness of inflating mechanism and bleed mechanism in proper order.

As an optimal scheme of operation unmanned aerial vehicle on water, the mechanism of aerifing is equipped with the inflation tank including a plurality of inflation pumps, the hollow portion in the work compartment, and inflation pump fixed mounting is in the inflation tank, and a plurality of inflation channels of inflating the raft all pass corresponding connecting rod and extend to inside the inflation tank, and every inflation channel's inflation inlet all is connected with the inflation pump gas tightness that corresponds.

As an operation unmanned aerial vehicle on water's an preferred scheme, the mechanism of bleeding is including a plurality of aspiration pumps, and the inside hollow portion of cabin is equipped with the groove of bleeding, and aspiration pump fixed mounting is in the inslot of bleeding, and the pumping channel of inflating the raft passes the connecting rod that corresponds and extends to inside the groove of bleeding, and every pumping channel's extraction opening all is connected with the work end and the gas tightness of the pump of bleeding that corresponds.

as an operation unmanned aerial vehicle on water's an preferred scheme, the notch of holding tank is equipped with the closing door, and the closing door passes through the spring hinge to be connected with the support frame.

As an optimal scheme of the unmanned aerial vehicle for the water operation, an undercarriage is arranged on one surface, away from the supporting frame, of the closing door, and the working end of the undercarriage is vertically downward in the closing state of the closing door.

As an optimal scheme of the unmanned aerial vehicle for the water operation, an air pressure detector is arranged at the joint of an inflation channel of the inflatable raft and an inflation pump.

As an optimal scheme of the unmanned aerial vehicle for water operation, a plurality of ventilation openings are formed in the working cabin, and the ventilation openings are respectively communicated with the inflation groove and the air exhaust groove to the outer side of the working cabin.

The invention has the beneficial effects that: the unmanned aerial vehicle is suspended in the air in a working state, when the overwater operation is to be carried out, firstly, an operator controls the inflation mechanism to start working, the inflation pumps start working simultaneously to convey gas into the inflation channel of the inflation raft, the inflation raft expands to the outer side of the accommodating groove of the supporting frame after being pressurized by the gas pressure, the closing door is automatically opened after being extruded by the inflation raft, the air pressure detector detects the air pressure in the inflation raft, if the air pressure is unqualified, the unmanned aerial vehicle sails back to repair, if the air pressure is qualified, the unmanned aerial vehicle can land on the water surface and is supported by the buoyancy of the inflation raft, the unmanned aerial vehicle can operate on the water surface, after the unmanned aerial vehicle finishes the overwater operation, the operator controls the unmanned aerial vehicle to take off, after the unmanned aerial vehicle flies up, the inflation mechanism is closed by the operator, the air exhaust mechanism is opened, the, lose gaseous supporting back gas-filled raft shrink and get back to again and accomodate the inslot, the closing door no longer receives the gas-filled raft extrusion this moment, is closed by spring hinge drive closing door, and unmanned aerial vehicle is returned to navigate and is descended to ground, and the undercarriage plays the supporting role, and traditional unmanned aerial vehicle can not descend the shortcoming that stops, the working range is little, the operating efficiency is low at the surface of water to this equipment has been solved.

Drawings

in order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

fig. 1 is a schematic perspective view of a water unmanned aerial vehicle according to the present invention;

Fig. 2 is a bottom view of a water unmanned aerial vehicle according to the present invention;

fig. 3 is a schematic perspective view of an inflatable raft according to the present invention in an operational state;

figure 4 is a schematic perspective view of an inflatable raft according to the invention in a non-operational state;

Fig. 5 is a partial sectional view of a first unmanned aerial vehicle for water operation according to the invention;

Fig. 6 is a partial sectional view of a water unmanned aerial vehicle according to the present invention;

In the figure:

1. an unmanned aerial vehicle;

2. a working cabin; 2a, inflating a tank; 2b, an air extraction groove; 2c, a vent;

3. a support frame; 3a, a storage groove; 3b, a connecting rod;

4. Inflating the raft; 4a, an inflation channel; 4b, an air exhaust channel;

5. An inflation mechanism; 5a, inflating a pump;

6. an air extraction mechanism; 6a, an air pump;

7. Closing the door; 7a, a spring hinge; 7b, landing gear.

Detailed Description

the technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.

in the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being fixed or detachable or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The unmanned aerial vehicle for the water operation shown in fig. 1 to 6 comprises an unmanned aerial vehicle 1, a working cabin 2, a support frame 3, an inflatable raft 4, an inflating mechanism 5 and an air extracting mechanism 6;

The working cabin 2 is fixedly arranged at the bottom end of the unmanned aerial vehicle 1, the top of the working cabin 2 is attached to the bottom of the unmanned aerial vehicle 1, and the working cabin 2 is of a hollow box body structure;

the support frame 3 is positioned below the working cabin 2, the support frame 3 is provided with a plurality of connecting rods 3b, the support frame 3 is fixedly connected with the working cabin 2 through the connecting rods 3b, and the support frame 3 is provided with an accommodating groove;

the inflatable raft 4 is positioned in the accommodating tank, the inflatable raft 4 is positioned outside the supporting frame 3 in a working state, a plurality of inflatable channels 4a and air pumping channels 4b are arranged on the inflatable raft 4, and the inflatable raft 4 is respectively connected with the inflatable mechanism 5 and the air pumping mechanism 6 in an airtight mode through the inflatable channels 4a and the air pumping channels 4 b;

The inflation mechanism 5 and the air exhaust mechanism 6 are both positioned in the working chamber 2.

The unmanned aerial vehicle 1 floats in the midair under the working condition, when the unmanned aerial vehicle 1 needs the operation on water, the operation personnel controls the inflating mechanism 5 to start working, the inflating mechanism 5 inflates air into the inflating raft 4 from the inflating channel 4a of the inflating raft 4, the inflating raft 4 is made of soft materials, under the normal state, the inflating raft 4 is placed in the accommodating groove 3a of the supporting frame 3 under the vacuum shrinking state, when the inflating mechanism 5 works, the inflating raft 4 expands to expand and expand to increase the volume due to the full gas to be propped out of the accommodating groove 3a, the inflating raft 4 is respectively connected with the inflating mechanism 5 and the air pumping mechanism 6 in an air-tight way through the inflating channel 4a and the air pumping channel 4b, the inflating raft 4 is also ensured not to fall off the supporting frame 3 under the working condition, after the inflating raft 4 is expanded, the unmanned aerial vehicle 1 can stay on the water surface for operation under the buoyancy of the inflating raft 4, after the, the unmanned aerial vehicle 1 is controlled by the operating personnel to take off again, and after the unmanned aerial vehicle 1 rises to half empty, the air exhaust mechanism 6 begins to work, and the air exhaust mechanism 6 exhausts the gas in the inflatable raft 4 to enable the gas to return to the vacuum shrinkage state again and can automatically return to the accommodating groove 3 a.

Connecting rod 3b is both ends open-ended hollow cylinder type structure, and connecting rod 3 b's one end fixed mounting is on 3 tops of support frame, and other end fixed mounting is in 2 bottoms in cabin, and 2 bottoms in cabin and the 3 tops of support frame are link up in connecting rod 3 b's hollow portion, and the air inflation passageway 4a and the air exhaust passageway 4b of inflatable raft 4 pass in proper order behind support frame 3 tops, the hollow portion of bracing piece and the 2 bottoms in cabin respectively with the work end gas tightness of inflating mechanism 5 and air exhaust mechanism 6 and be connected.

Support frame 3's stability has been guaranteed to connecting rod 3b, connecting rod 3b has adopted both ends open-ended hollow cylinder mechanism, can be effectual carry to the cabin 2 with air inflation channel 4a and the bleed passage 4b of inflatable raft 4, need not to open the passageway again on the cabin 2 in addition, air inflation channel 4a and bleed passage 4b all have a plurality ofly, every air inflation channel 4a and bleed passage 4b all pile up and are provided with an inflating pump 5a and aspiration pump 6a, air inflation channel 4a and bleed passage 4b are the hard tube material, the hard tube material can be guaranteed that air inflation mechanism 5 and bleed mechanism 6 can not take place the jam situation because of deformation causes at the during operation trachea.

The inflating mechanism 5 comprises a plurality of inflating pumps 5a, an inflating groove 2a is formed in the hollow portion inside the working cabin 2, the inflating pumps 5a are fixedly installed in the inflating groove 2a, a plurality of inflating channels 4a of the inflating raft 4 all penetrate through corresponding connecting rods 3b and extend to the inside of the inflating groove 2a, and an inflating opening of each inflating channel 4a is connected with the corresponding inflating pump 5a in an airtight mode.

the inflation pump 5a that corresponds in the work cabin 2 is equipped with a plurality of inflation grooves 2a, and a plurality of inflation channel 4a and the inflation pump 5a that corresponds are connected and can be made the speed that inflatable raft 4 opened operating condition become fast, promote work efficiency, have also avoided the condition emergence that can't carry out the operation on water when single inflation pump 5a breaks down.

Air exhaust mechanism 6 is including a plurality of aspiration pumps 6a, and the inside hollow portion of cabin 2 is equipped with air exhaust groove 2b, and aspiration pump 6a fixed mounting is in air exhaust groove 2b, and inside air exhaust passage 4b of inflatable raft 4 passed corresponding connecting rod 3b and extended to air exhaust groove 2b, every air exhaust passage 4 b's extraction opening all was connected with the work end and the gas tightness of corresponding aspiration pump 6 a.

Correspond every aspiration pump 6a in the cabin 2 equally and be equipped with a plurality of air exhaust groove 2b, aspiration pump 6a all installs in air exhaust groove 2b, a plurality of bleed passage 4b and the constitution of bleed mechanism 6, can promote the work efficiency of bleed mechanism 6, the condition that inflatable raft 4 can't be packed up when also can avoiding single aspiration pump 6a to break down takes place, can also avoid at last taking place the gaseous unable exhaust condition of 4 partial positions of inflatable raft that leads to with bleed passage 4b jam when deformation takes place because of inflatable raft 4 loses the gas support.

The notch of holding tank is equipped with closing door 7, and closing door 7 passes through spring hinge 7a and is connected with support frame 3.

The practical spring hinge 7a of the closed door 7 is connected with the support frame 3, the inflatable raft 4 is in a working state, the closed door 7 is extruded by the inflatable raft 4 and can be automatically opened, the inflation valve is in a non-working state, the closed door 7 can be automatically closed under the elastic driving of the spring hinge 7a, and the inflatable raft 4 is protected from being damaged due to the fact that external factors are not collected.

And an undercarriage 7b is arranged on one surface of the closing door 7, which is far away from the support frame 3, and the working end of the undercarriage 7b is vertically downward when the closing door 7 is in a closed state.

the closing door 7 is under the closed condition, and undercarriage 7b can directly support unmanned aerial vehicle 1 and descend subaerial, and unmanned aerial vehicle 1 is in the operation state on water under the closing door 7 open mode, does not need undercarriage 7b to support.

An air pressure detector is arranged at the joint of the inflation channel 4a of the inflatable raft 4 and the inflation pump 5 a.

The atmospheric pressure detector can guarantee that unmanned aerial vehicle 1 detects out the operating condition of inflating raft 4 before the operation on water, if 4 atmospheric pressure of inflating raft goes wrong, can avoid unmanned aerial vehicle 1 to fall into water because of inflating raft 4 trouble and receive the damage.

the working cabin 2 is provided with a plurality of ventilation openings 2c, and the ventilation openings 2c respectively penetrate through the inflation groove 2a and the air exhaust groove 2b to the outer side of the working cabin 2.

The inflating pump 5a and the air pump 6a both need a large amount of air flow during operation, the working chamber 2 is not airtight, but cannot meet the working environment of a plurality of inflating pumps 5a and air pumps 6a, and the arrangement of the inflating port and the air inlet can effectively improve the working environment of the inflating mechanism 5 and the air extracting mechanism 6.

The working principle is as follows: when the unmanned aerial vehicle 1 is suspended in the air in a working state, and is about to perform overwater operation, firstly, an operator controls the inflation mechanism 5 to start working, the inflation pumps 5a start working simultaneously to convey gas into the inflation channel 4a of the inflation raft 4, the inflation raft 4 expands to the outer side of the accommodating groove 3a of the support frame 3 under the pressure of the gas, the closing door 7 is automatically opened after being extruded by the inflation raft 4, the air pressure detector detects the air pressure in the inflation raft 4, if the air pressure is unqualified, the unmanned aerial vehicle 1 sails backwards to be repaired, if the air pressure is qualified, the unmanned aerial vehicle 1 can land on the water surface and is supported by the buoyancy of the inflation raft 4, the unmanned aerial vehicle 1 can operate on the water surface, after the unmanned aerial vehicle 1 completes the overwater operation, the operator controls the unmanned aerial vehicle 1 to take off, the operator closes the inflation mechanism 5 after the unmanned aerial vehicle 1 flies up, the air exhaust mechanism 6 is opened, the air exhaust pumps 6a open simultaneously to, lose in the gas supporting back gas-filled raft 4 shrink get back to and accomodate groove 3a again, the closing door 7 is no longer extruded by gas-filled raft 4 this moment, is closed by spring hinge 7a drive closing door 7, and unmanned aerial vehicle 1 returns to navigate and descends to ground, and undercarriage 7b plays the supporting role.

it should be understood that the above-described embodiments are merely preferred embodiments of the invention and the technical principles applied thereto. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, such variations are within the scope of the invention as long as they do not depart from the spirit of the invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.