CN216887243U

CN216887243U - Parallel oil tank and unmanned aerial vehicle

Info

Publication number: CN216887243U
Application number: CN202220318605.5U
Authority: CN
Inventors: 田瑜
Original assignee: Shanghai Autoflight Co Ltd
Current assignee: Shanghai Autoflight Co Ltd
Priority date: 2022-02-17
Filing date: 2022-02-17
Publication date: 2022-07-05
Anticipated expiration: 2032-02-17

Abstract

The utility model relates to the technical field of oil tanks, and particularly discloses a parallel oil tank and an unmanned aerial vehicle. The parallel oil tank comprises a tank body and a communicating device. The communicating device comprises a fixing piece, a communicating piece and a communicating pipeline. The fixing piece is fixedly arranged on the bottom wall outside the box body; the lower surface of the fixing piece is sunken upwards to form a filling groove; the communicating piece is provided with a connecting part and is connected with the fixing piece; meanwhile, the connecting part is configured to penetrate through the fixing part along the vertical direction so that the connecting part is positioned in the filling groove; the through-hole has been seted up along vertical direction to the communicating part, and the end connection of intercommunication pipeline in connecting portion. According to the utility model, the communication piece can be replaced by a worker, so that a connection gap between the connecting part and the communication pipeline is avoided, further, the fuel oil is prevented from leaking from the connection gap, and the safety of the unmanned aerial vehicle during flying is improved.

Description

Parallel oil tank and unmanned aerial vehicle

Technical Field

The utility model relates to the technical field of oil tanks, in particular to a parallel oil tank and an unmanned aerial vehicle.

Background

Unmanned aerial vehicle is the unmanned flight equipment who utilizes radio remote control equipment and the program control device of self-contained to control, and unmanned aerial vehicle mainly divide into three types of full-electric unmanned aerial vehicle, fuel power unmanned aerial vehicle and hybrid unmanned aerial vehicle according to driving system. Wherein, because large-scale unmanned aerial vehicle need carry out the flight of longer time to and need have great load capacity, consequently large-scale unmanned aerial vehicle generally adopts fuel power unmanned aerial vehicle or hybrid unmanned aerial vehicle.

The oil tank is the device of storing the used fuel of unmanned aerial vehicle, and whether the oil tank design is suitable can directly influence the normal work of unmanned aerial vehicle engine whether. Unmanned aerial vehicle among the prior art all installs the oil tank in the position of difference, and each oil tank communicates each other through the intercommunication pipeline, and the interface of oil tank appears wearing and tearing easily when dismantling and being connected with the intercommunication pipeline many times for connecting gap can appear with the interface of oil tank in the intercommunication pipeline, produces the fuel seepage easily when unmanned aerial vehicle flies, and then has influenced unmanned aerial vehicle's flight safety.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a parallel oil tank and an unmanned aerial vehicle, and aims to solve the problems that in the prior art, an interface of the oil tank is easily abraded when being detached and connected with a communicating pipeline for multiple times, so that a connecting gap is formed between the communicating pipeline and the interface of the oil tank, and fuel oil leakage is easily caused when the unmanned aerial vehicle flies.

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

in one aspect, the present invention provides a parallel fuel tank for storing fuel, the parallel fuel tank including a tank body and a communication device, the communication device including:

the fixing piece is fixedly arranged on the bottom wall outside the box body; the lower surface of the fixing piece is sunken upwards to form a filling groove;

a communicating member connected to the fixing member; the connecting part is configured to penetrate through the fixing part along the vertical direction so that the connecting part is positioned in the filling groove; the communicating piece is provided with a through hole along the vertical direction, and the through hole is communicated with the inner side and the outer side of the box body;

and a communication duct having an end connected to the connection portion so that the two cases can communicate with each other through the communication duct.

As an alternative of the parallel oil tank, the parallel oil tank further comprises a sealing filler, and the sealing filler is filled in the filling groove; the filling groove has a wall provided with an injection hole, and the sealing filler can be filled in the filling groove through the injection hole.

As an alternative to the parallel type fuel tank, an upper end of the communication member extends in a horizontal direction to form a closed portion that abuts against an inner wall of the tank body in the vertical direction.

As an alternative to the parallel type fuel tank, a top portion of the communication member may be upwardly protruded to form a protrusion portion, and the communication member may be mounted on the fixing member by rotating the protrusion portion.

As an alternative to the above parallel type fuel tank, the upper surface of the above-mentioned projection is depressed downward to form a communication groove that communicates both sides of the above-mentioned projection in the horizontal direction.

As an alternative of the parallel oil tank, an oil pump mounting opening is formed in the upper end of the tank body, and the oil pump mounting opening and the fixing piece are arranged oppositely along the vertical direction.

As an alternative of the parallel oil tank, the fixing member is provided with a plurality of fixing members, and the plurality of fixing members are arranged at the lower end of the tank body at intervals.

As an alternative of the parallel type fuel tank, a bottom wall of the tank body is inclined, the communicating member is provided at a lowest end of an inside of the tank body, and the fuel can flow into the through hole of the communicating member.

As an alternative of the parallel oil tank, the tank body is provided with an atmosphere communication port.

On the other hand, the utility model also provides an unmanned aerial vehicle, which comprises the parallel oil tank; above-mentioned unmanned aerial vehicle still includes the unmanned aerial vehicle body, and above-mentioned parallel oil tank is installed on above-mentioned unmanned aerial vehicle body.

The utility model has the beneficial effects that:

the parallel oil tank comprises a tank body and a communicating device. The communicating device comprises a fixing piece, a communicating piece and a communicating pipeline, the fixing piece is fixedly arranged on the bottom wall outside the box body, and the lower surface of the fixing piece is upwards sunken to form a filling groove; the connecting part is connected on the fixing part, and the connecting part has connecting portion, and connecting portion construct to pass the fixing part along vertical direction to make connecting portion be located the filling tank, and then the fixing part can protect the connecting portion of connecting part, avoids the collision that the parallel oil tank produced in transportation or installation, causes the damage to connecting portion. Wherein, the through-hole has been seted up along vertical direction to the connecting piece, the inside and outside both sides of through-hole intercommunication box, and then the fuel can flow into in the box from the external world via the through-hole of connecting piece, or flow out in the box. Simultaneously, the end connection of intercommunication pipeline is in connecting portion to make two boxes be linked together through the intercommunication pipeline, and then realize connecting in parallel of two oil tanks, improved unmanned aerial vehicle's oil storage capacity. Further, the staff can change the connecting piece to avoid appearing the connecting gap between connecting portion and the intercommunication pipeline, and then avoided the fuel from above-mentioned connecting gap seepage, security when having improved unmanned aerial vehicle flight.

Drawings

Fig. 1 is a schematic structural diagram of a parallel oil tank according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a communication device according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a communication device provided by an embodiment of the present invention;

FIG. 4 is a cross-sectional view of a parallel tank according to an embodiment of the present invention;

fig. 5 is a front view of a parallel oil tank provided by the embodiment of the utility model.

In the figure:

1. a box body; 11. an oil pump mounting port; 12. an atmosphere communication port; 2. a communication device; 21. a fixing member; 211. filling the groove; 212. an injection hole; 22. a communicating member; 221. a connecting portion; 222. a closing part; 223. a boss portion; 224. a communicating groove; 23. is communicated with the pipeline.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Where the terms "first position" and "second position" are two different positions, and where a first feature is "over", "above" and "on" a second feature, it is intended that the first feature is directly over and obliquely above the second feature, or simply means that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

This embodiment provides a parallel oil tank for store the fuel, and this parallel oil tank is applicable to large-scale unmanned aerial vehicle. Of course, the parallel oil tank is also applicable to other devices, and the embodiment is not particularly limited.

As shown in figures 1-5, the parallel oil tank comprises a tank body 1 and a communication device 2. The communicating device 2 comprises a fixing member 21, a communicating member 22 and a communicating pipe 23, wherein the fixing member 21 is fixedly arranged on the bottom wall outside the box body 1, and the lower surface of the fixing member 21 is upwards sunken to form a filling groove 211. The communicating part 22 is connected to the fixing part 21, the communicating part 22 is provided with a connecting part 221, the connecting part 221 is configured to penetrate through the fixing part 21 along the vertical direction, so that the connecting part 221 is located in the filling groove 211, and then the fixing part 21 can protect the connecting part 221 of the communicating part 22, and the connecting part 221 is prevented from being damaged due to collision generated in the transportation or installation process of the parallel oil tank. Wherein, the through-hole has been seted up along vertical direction to the connecting piece 22, the inside and outside both sides of through-hole intercommunication box 1, and then the fuel can flow into in the box 1 from the external world through the through-hole of connecting piece 22, or flow out in the box 1. Simultaneously, the end connection of intercommunication pipeline 23 is in connecting portion 221 to make two boxes 1 be linked together through intercommunication pipeline 23, and then realize the parallelly connected of two oil tanks, improved unmanned aerial vehicle's oil storage capacity. Further, the staff can change the connecting piece 22 to avoid appearing the connecting gap between connecting portion 221 and the communicating pipe 23, and then avoided the fuel from above-mentioned connecting gap seepage, the security when having improved unmanned aerial vehicle flight. Specifically, the outer side of the connecting portion 221 has an external thread, the fixing member 21 has an internal thread hole, the connecting portion 211 and the fixing member 21 can be connected by a thread, and the communicating channel 23 has an internal thread, and the connecting portion 211 and the communicating channel 23 can also be connected by a thread. Optionally, the fixing members 21 are provided in a plurality, the fixing members 21 are arranged at intervals at the lower end of the tank body 1, and then the parallel oil tanks can be connected with the communicating pipes 23 through the fixing members 21 in a one-to-one correspondence manner, so that communication among the parallel oil tanks is further realized.

Further, the parallel oil tank is still including sealed filler, and sealed filler is filled and is located in the filling groove 211 to a gap and the communicating piece 22 between communicating pipe 23 between the gap that is used for between seal fixing piece 21 and the communicating piece 22 has avoided the fuel to leak from above-mentioned two gaps, and then the security when having improved unmanned aerial vehicle flight. Optionally, the sealing filler is an epoxy resin. Of course, the sealing filler may be other substances capable of sealing the filling groove 211, and this embodiment is not particularly limited. Further optionally, the fixing member 21 is integrally formed with the tank body 1, so that no gap exists between the fixing member 21 and the tank body 1, and leakage of fuel from the gap between the fixing member 21 and the tank body 1 is avoided.

As shown in fig. 2 to 4, the filling hole 212 is opened on the wall of the filling groove 211, and the sealing filler can be filled in the filling groove 211 through the filling hole 212, so that the sealing filler can be injected through the filling hole 212 to prevent the air bubbles from being generated in the filling groove 211 and affecting the sealing performance of the sealing filler. Alternatively, the plurality of injection holes 212 are provided, and the plurality of injection holes 212 are uniformly arranged on the groove wall of the filling groove 211 around the circumferential direction of the filling groove 211, so that the sealing filler can be uniformly filled in the filling groove 211 through the plurality of injection holes 212, and the sealing property of the sealing filler in the filling groove 211 is further improved. Optionally, the upper end of the communicating piece 22 extends along the horizontal direction to form a closed portion 222, the closed portion 222 abuts against the inner wall of the box body 1 along the vertical direction, and then the communicating piece 22 and the inner wall of the box body 1 can be preliminarily sealed inside the box body 1 through the sealed portion, so as to enhance the sealing performance between the communicating device 2 and the box body 1.

Further, the top of connecting piece 22 is upwards protruding in order to form bellying 223, can install connecting piece 22 on mounting 21 through rotating bellying 223, and then connecting piece 22 can be dismantled with mounting 21 and be connected, makes things convenient for the staff to wash the change to connecting piece 22, causes the jam after long-time accumulation greasy dirt in avoiding connecting piece 22's the through-hole, influences the circulation of fuel in the parallel oil tank. Specifically, the protruding portion 223 is of a regular hexagon structure, so that a worker can conveniently detach and mount the communicating member 22 by operating a wrench or other tools. Wherein, the upper surface of the convex portion 223 is downwardly recessed to form a communication groove 224, and the communication groove 224 communicates both sides of the convex portion 223 in the horizontal direction, so that the fuel of a lower liquid level can flow into the through hole of the communication member 22 through the communication groove 224.

As shown in fig. 5, an oil pump mounting opening 11 is opened at the upper end of the case 1, and the oil pump mounting opening 11 and the fixing member 21 are disposed opposite to each other in the vertical direction, so that a worker can conveniently mount the communicating member 22 on the fixing member 21 from the inside of the case 1 through the oil pump mounting opening 11. Meanwhile, the oil pump can be installed in the box body 1 through the oil pump installation port 11 and close to the communicating piece 22, so that the oil pump can conveniently suck fuel oil from the position close to the communicating piece 22, and the circulation rate of the fuel oil in the multiple parallel oil tanks is improved. Optionally, the bottom wall of the tank 1 is inclined, and the communicating part 22 is arranged at the lowest end inside the tank 1, so that fuel can flow into the through hole of the communicating part 22, and the fuel is prevented from accumulating at one side of the tank 1 far away from the communicating part 22, so as to ensure the circulation of the fuel in each parallel type fuel tank. Further alternatively, the tank 1 is provided with an atmosphere communication port 12, so that during the process of storing oil in the tank 1, the atmosphere communication port 12 of each parallel oil tank can balance the air pressure, and the atmosphere pressure in each parallel oil tank can be ensured to be the same.

The embodiment also provides an unmanned aerial vehicle, which comprises the parallel oil tank; unmanned aerial vehicle still includes the unmanned aerial vehicle body, and the parallel oil tank is installed on the unmanned aerial vehicle body to the unmanned aerial vehicle who installs this parallel oil tank can have higher oil reserve, so that unmanned aerial vehicle's flight time is longer. Simultaneously, this unmanned aerial vehicle can not cause the damage to the connecting portion of two parallel oil tanks at the flight in-process, and the fuel in the oil tank can not produce the seepage from the gap between connecting portion and the intercommunication pipeline, and then the security when having improved unmanned aerial vehicle flight.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A parallel tank for storing fuel, characterized in that it comprises a tank (1) and a communication device (2), said communication device (2) comprising:

the fixing piece (21), the said fixing piece (21) is fixed on the bottom wall outside the said container body (1); the lower surface of the fixing piece (21) is recessed upwards to form a filling groove (211);

a communication member (22), the communication member (22) being connected to the fixing member (21); the communicating member (22) has a connecting portion (221), the connecting portion (221) being configured to pass through the fixing member (21) in a vertical direction such that the connecting portion (221) is located within the filling groove (211); the communicating piece (22) is provided with a through hole along the vertical direction, and the through hole is communicated with the inner side and the outer side of the box body (1);

a communication duct (23), an end of the communication duct (23) being connected to the connection portion (221) so that the two cases (1) can communicate through the communication duct (23).

2. A parallel tank according to claim 1, characterised in that it further comprises a sealing filler, which is filled in the filling groove (211); an injection hole (212) is opened in a wall of the filling groove (211), and the sealing filler can be filled in the filling groove (211) through the injection hole (212).

3. A parallel tank according to claim 1, characterised in that the upper end of the communicating piece (22) extends in a horizontal direction to form a closing portion (222), the closing portion (222) abutting against the inner wall of the tank (1) in the vertical direction.

4. A parallel tank according to claim 1, wherein the top of the communicating member (22) is upwardly convex to form a convex portion (223), and the communicating member (22) can be mounted on the fixing member (21) by rotating the convex portion (223).

5. A parallel tank according to claim 4, wherein the upper surface of the projection (223) is recessed downward to form a communication groove (224), the communication groove (224) communicating both sides of the projection (223) in the horizontal direction.

6. A parallel oil tank according to claim 1, characterized in that the upper end of the tank body (1) is provided with an oil pump mounting port (11), and the oil pump mounting port (11) and the fixing member (21) are arranged oppositely along the vertical direction.

7. A parallel tank according to claim 1, characterised in that the fixing member (21) is provided in plurality, and a plurality of fixing members (21) are provided at intervals at the lower end of the tank body (1).

8. A parallel tank according to claim 1, characterised in that the bottom wall of the tank (1) is inclined and the communication piece (22) is arranged at the lowest end inside the tank (1), the fuel being able to flow into the through hole of the communication piece (22).

9. A parallel tank according to claim 1, characterised in that the tank (1) is provided with an atmospheric communication port (12).

10. An unmanned aerial vehicle comprising a parallel tank according to any one of claims 1 to 9; unmanned aerial vehicle still includes the unmanned aerial vehicle body, the parallel oil tank install in on the unmanned aerial vehicle body.