CN212373673U - Unmanned aerial vehicle oxyhydrogen fuel increases journey device - Google Patents
Unmanned aerial vehicle oxyhydrogen fuel increases journey device Download PDFInfo
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- CN212373673U CN212373673U CN202022900041.XU CN202022900041U CN212373673U CN 212373673 U CN212373673 U CN 212373673U CN 202022900041 U CN202022900041 U CN 202022900041U CN 212373673 U CN212373673 U CN 212373673U
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- China
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- air inlet
- air
- inlet grille
- unmanned aerial
- aerial vehicle
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells
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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model relates to the technical field of temperature control of unmanned aerial vehicles, in particular to an oxyhydrogen fuel range extender of an unmanned aerial vehicle, which comprises an air inlet grille and a worm steering engine hinged with the air inlet grille; the air inlet grille is uniformly provided with air inlet holes, and the air inlet holes comprise first air inlet holes and second air inlet holes with different sizes; air-inlet grille passes through axle one and frame hinged joint, and air-inlet grille passes through axle two and worm steering wheel fixed connection, and air-inlet grille is equipped with the connecting piece, and the connecting piece is including grid linkage segment and the steering wheel linkage segment that links to each other, and the grid linkage segment is equipped with the connecting hole with an looks adaptation, the utility model provides an unmanned aerial vehicle oxyhydrogen fuel increases journey device can promote air-inlet grille through the worm steering wheel to make air-inlet grille change with the contained angle of frame, thereby control air inlet pressure when high-speed flight, thereby control the air input, can be more efficient for fuel cell pile heat dissipation cooling, thereby can improve fuel cell's efficiency and generating capacity.
Description
Technical Field
The utility model relates to an unmanned aerial vehicle temperature control technical field, concretely relates to unmanned aerial vehicle oxyhydrogen fuel increases journey device.
Background
The small-size unmanned aerial vehicle power compartment and equipment compartment are all located two adjacent independent cabin sections in the unmanned aerial vehicle cabin, and current fuel cell pile uses the fan to dispel the heat, and fan work needs consume a large amount of energy, and in the unmanned aerial vehicle field, the fan is except consuming energy, still increases the weight and the volume of complete machine, shortens unmanned aerial vehicle's time of endurance.
Traditional air-inlet grille is network form, and its shape structure is fixed, can only provide fixed air inlet amount of wind, and is different to the radiating demand of cooling down under different weather environment, and the regulation of air inlet amount can't be realized to fixed structure.
SUMMERY OF THE UTILITY MODEL
The to-be-solved problem of the utility model is to provide an unmanned aerial vehicle oxyhydrogen fuel of energy saving increases journey device can adjust the intake, convenient to use.
In order to solve the technical problem, the utility model discloses a technical scheme is: the oxyhydrogen fuel range extender of the unmanned aerial vehicle comprises an air inlet grille and a worm steering engine hinged with the air inlet grille;
the air inlet grille is uniformly provided with air inlet holes, and the air inlet holes comprise first air inlet holes and second air inlet holes with different sizes;
the air inlet grille is connected with the rack through a first shaft in a hinged mode and is fixedly connected with the worm steering engine through a second shaft.
Furthermore, the air inlet grille is provided with a connecting piece, and the connecting piece comprises a grille connecting section and a steering engine connecting section which are connected.
Furthermore, the grid connecting section is provided with a connecting hole matched with the first shaft.
Furthermore, a groove is formed in the steering engine connecting section, and the worm steering engine extends into the groove and is fixedly connected with the steering engine connecting section through the second shaft.
Further, the worm steering engine comprises a body, an output rod connected with the body and a rotary connecting piece connected with the output rod.
Furthermore, the rotating connecting piece comprises a connector extending into the groove and a steering head fixed with the connector.
Furthermore, the steering head is provided with a through groove, and the output rod is rotatably connected in the through groove.
Furthermore, the worm steering gear is hinged with a fixing piece, and the cross section of the fixing piece is Z-shaped.
Furthermore, the fixed part is provided with a connecting groove which is connected with the hinge of the worm steering gear, and the worm steering gear extends into the connecting groove and is connected with the fixed part through a shaft three-hinge.
Furthermore, the fixing piece is also provided with a lightening hole and a fixing hole.
Compared with the prior art, the utility model has the advantages and positive effect be:
the utility model provides an unmanned aerial vehicle oxyhydrogen fuel increases journey device can promote the air-inlet grille through the worm steering wheel to make the air-inlet grille change the contained angle with the frame, thereby control the air inlet pressure during high-speed flight, thereby control the air input, can be more efficient for fuel cell pile heat dissipation cooling, thereby can improve fuel cell's efficiency and generating capacity;
the ratchet worm steering engine extends into the groove and is fixedly connected with the steering engine connecting section through the second shaft, the worm steering engine is connected with the air inlet grille through the steering engine connecting section, the output rod is rotatably connected in the through groove, the air inlet grille is driven to rotate in the telescopic process of the output rod, and the output rod and the air inlet grille are subjected to angle change, so that the air inlet grille can be driven to rotate through the work of the steering engine, the use is more convenient and simple, the adaptability is strong, the working environment adaptability of the device is strong, and the use is more flexible;
the utility model has the advantages of simple structure, convenient to use, operational environment adaptability is stronger, can be more efficient for fuel cell pile heat dissipation cooling, improves fuel cell's efficiency and generating capacity, more adapts to user's needs.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a schematic view of the installation of the present invention;
FIG. 3 is a view of the air intake grille in the rotating state;
fig. 4 is a partially enlarged view of fig. 2 according to the present invention.
In the figure: the air inlet grille comprises an air inlet grille-1, a worm steering engine-2, an air inlet hole-3, a first air inlet hole-4, a second air inlet hole-5, a first shaft-6, a rack-7, a second shaft-8, a connecting piece-9, a grille connecting section-10, a steering engine connecting section-11, a connecting hole-12, a groove-13, a body-14, an output rod-15, a connecting head-16, a steering head-17, a through groove-18, a fixing piece-19, a connecting groove-20, a third shaft-21, a lightening hole-22, a fixing hole-23 and a rotating connecting piece-24.
Detailed Description
For a better understanding of the present invention, the following further description is given in conjunction with the following embodiments and accompanying drawings.
As shown in fig. 1-4, the hydrogen and oxygen fuel range extender for the unmanned aerial vehicle comprises an air inlet grille 1 and a worm steering gear 2 hinged with the air inlet grille 1, wherein the worm steering gear 2 can push the air inlet grille 1, so that an included angle between the air inlet grille 1 and a rack 7 is changed, the air inlet pressure is controlled during high-speed flight, the air inlet amount is controlled, the fuel cell stack can be cooled more efficiently, and the efficiency and the power generation capacity of a fuel cell can be improved;
air inlet holes 3 are uniformly distributed in the air inlet grille 1, the air inlet holes 3 comprise first air inlet holes 4 and second air inlet holes 5 with different sizes, and when the air inlet grille 1 is pushed to change the angle, because the wind direction is unchanged, the air inlet grille 1 and the wind direction form included angles with different sizes, so that the air inflow of the air inlet grille 1 is influenced; when the air inlet grille 1 is vertical to the wind direction, the effective area of the air inlet grille 1 is the largest, the passing area of the air inlet 3 is the largest at the moment, the air inflow is the largest, when the air inlet grille 1 rotates, the effective area vertical to the wind direction is reduced, the air inlet 3 inclines along with the air inlet grille 1, the inner wall of the air inlet 3 can play a certain wind shielding effect, the effective area of the air inlet grille 1 is reduced, the passing area of the air inlet 3 is reduced at the moment, the air inflow is reduced, so that the air inflow is adjusted, the first air inlet 4 and the second air inlet 5 which are different in size are arranged, and a certain air inlet effect can be ensured to exist at any angle in the rotating range of the;
air-inlet grille 1 is hinged with frame 7 through axle one 6, grid linkage segment 10 is equipped with the connecting hole 12 with axle one 6 looks adaptation, air-inlet grille 1 is through two 8 and worm steering wheel 2 fixed connection of axle, air-inlet grille 1 is equipped with connecting piece 9, connecting piece 9 is including grid linkage segment 10 and the steering wheel linkage segment 11 that link to each other, steering wheel linkage segment 11 is equipped with recess 13 relatively, worm steering wheel 2 stretches into in the recess 13, and through two 8 and steering wheel linkage segment 11 fixed connection of axle, worm steering wheel 2 is connected with air-inlet grille 1 through steering wheel linkage segment 11, thereby can drive air-inlet grille 1 through steering wheel work and rotate.
The worm steering engine 2 comprises a body 14, the worm steering engine 2 is a worm and gear driven linear steering engine in the prior art, an output rod 15 connected with the body 14, and a rotary connecting piece 24 connected with the output rod 15, the rotary connecting piece 24 comprises a connecting head 16 extending into the groove 13, and a steering head 17 fixed with the connecting head 16, the steering head 17 is provided with a through groove 18, the output rod 15 is rotatably connected in the through groove 18, the output rod 15 drives the air inlet grille 1 to rotate in the stretching process, the output rod 15 and the air inlet grille 1 change in angle at the moment, and the output rod 15 is rotatably connected with the through groove 18 to enable the output rod 15 to overcome the change of the position and the angle of the output rod 15.
The worm steering gear 2 is hinged to a fixing piece 19, the cross section of the fixing piece 19 is Z-shaped, the fixing piece 19 is provided with a connecting groove 20 which is hinged to the worm steering gear 2, the worm steering gear 2 extends into the connecting groove 20 and is hinged to the fixing piece 19 through a third shaft 21, the fixing piece 19 is further provided with a lightening hole 22 and a fixing hole 23, and the fixing piece 19 can fix the worm steering gear 2 on the rack 7 to enable the worm steering gear to be stable.
The working process of the utility model is as follows:
when the air inlet grille 1 is pushed to change the angle, because the wind direction is unchanged, the air inlet grille 1 and the wind direction form different included angles, and therefore the air inlet amount of the air inlet grille 1 is influenced; when the air inlet grille 1 is vertical to the wind direction, the effective area of the air inlet grille 1 is the largest, the passing area of the air inlet holes 3 is the largest at the moment, the air inflow is the largest, when the air inlet grille 1 rotates, the effective area vertical to the wind direction is reduced, the air inlet holes 3 incline along with the air inlet grille 1, the inner walls of the air inlet holes 3 can play a certain wind shielding effect, the effective area of the air inlet grille 1 is reduced, the passing area of the air inlet holes 3 is reduced at the moment, the air inflow is reduced, the air inflow is adjusted, the first air inlet holes 4 and the second air inlet holes 5 with different sizes are arranged, the air inlet grille 1 can be guaranteed to have a certain air inlet effect at any angle in the rotating range, the worm steering engine 2 extends into the groove 13 and is fixedly connected with the steering engine connecting section 11 through the second shaft 8, the worm steering engine 2 is connected with the air inlet grille 1 through the, therefore, the air inlet pressure is controlled during high-speed flight, the air inlet amount is controlled, the fuel cell stack can be cooled more efficiently, and the efficiency and the power generation capacity of the fuel cell can be improved.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.
Claims (8)
1. Unmanned aerial vehicle oxyhydrogen fuel increases journey device, its characterized in that: comprises an air inlet grille (1) and a worm steering engine (2) which is connected with the air inlet grille (1) through a hinge;
the air inlet grille (1) is uniformly provided with air inlets (3), and the air inlets (3) comprise first air inlets (4) and second air inlets (5) which are different in size;
air-inlet grille (1) is through axle one (6) and frame (7) hinged joint, air-inlet grille (1) is through axle two (8) and worm steering wheel (2) fixed connection, air-inlet grille (1) is equipped with connecting piece (9), connecting piece (9) are including grid linkage segment (10) and steering wheel linkage segment (11) that link to each other, steering wheel linkage segment (11) are equipped with recess (13) relatively, worm steering wheel (2) stretch into in recess (13), and pass through axle two (8) with steering wheel linkage segment (11) fixed connection.
2. The unmanned aerial vehicle oxyhydrogen fuel increases journey device of claim 1, characterized in that: the grid connecting section (10) is provided with a connecting hole (12) matched with the first shaft (6).
3. The unmanned aerial vehicle oxyhydrogen fuel increases journey device of claim 1, characterized in that: the worm steering engine (2) comprises a body (14), an output rod (15) connected with the body (14) and a rotary connecting piece (24) connected with the output rod (15).
4. The unmanned aerial vehicle oxyhydrogen fuel increases journey device of claim 3, characterized in that: the rotary connecting piece (24) comprises a connecting head (16) extending into the groove (13) and a steering head (17) fixed with the connecting head (16).
5. The unmanned aerial vehicle oxyhydrogen fuel increases journey device of claim 4, characterized in that: the steering head (17) is provided with a through groove (18), and the output rod (15) is rotatably connected in the through groove (18).
6. The unmanned aerial vehicle oxyhydrogen fuel increases journey device of claim 1, characterized in that: the worm steering wheel (2) is hinged with a fixing piece (19), and the cross section of the fixing piece (19) is Z-shaped.
7. The unmanned aerial vehicle oxyhydrogen fuel increases journey device of claim 6, characterized in that: the fixing piece (19) is provided with a connecting groove (20) connected with the worm steering engine (2) in a hinged mode, and the worm steering engine (2) extends into the connecting groove (20) and is connected with the fixing piece (19) through a third shaft (21) in a hinged mode.
8. The unmanned aerial vehicle oxyhydrogen fuel increases journey device of claim 6, characterized in that: the fixing piece (19) is also provided with a lightening hole (22) and a fixing hole (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022900041.XU CN212373673U (en) | 2020-12-07 | 2020-12-07 | Unmanned aerial vehicle oxyhydrogen fuel increases journey device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022900041.XU CN212373673U (en) | 2020-12-07 | 2020-12-07 | Unmanned aerial vehicle oxyhydrogen fuel increases journey device |
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| Publication Number | Publication Date |
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| CN212373673U true CN212373673U (en) | 2021-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022900041.XU Active CN212373673U (en) | 2020-12-07 | 2020-12-07 | Unmanned aerial vehicle oxyhydrogen fuel increases journey device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112855350A (en) * | 2021-02-05 | 2021-05-28 | 北京北航天宇长鹰无人机科技有限公司 | Aircraft and radiator grille thereof |
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2020
- 2020-12-07 CN CN202022900041.XU patent/CN212373673U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112855350A (en) * | 2021-02-05 | 2021-05-28 | 北京北航天宇长鹰无人机科技有限公司 | Aircraft and radiator grille thereof |
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