CN207725634U - A kind of unmanned sump and unmanned plane - Google Patents
A kind of unmanned sump and unmanned plane Download PDFInfo
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- CN207725634U CN207725634U CN201721876365.6U CN201721876365U CN207725634U CN 207725634 U CN207725634 U CN 207725634U CN 201721876365 U CN201721876365 U CN 201721876365U CN 207725634 U CN207725634 U CN 207725634U
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Abstract
The utility model discloses a kind of unmanned sumps, including fuel tank main body, the fuel tank main body bottom forms fluted, the groove is located at the side of the fuel tank main body, the side wall of the groove tilts the other side for extending to the fuel tank main body from the slot bottom of groove, oil pipe is provided at the groove body of the groove, one end of the oil pipe is connected with oil pump.The unmanned sump of the utility model is arranged fluted in fuel tank main body bottom, groove is located at the lowest point of main body, can converge the oil from fuel tank main body various pieces, which is provided with oil pipe, it can ensure in the case where oil mass is few, oil pipe still can the oil suction from groove；In addition, the volume of groove is smaller, even if unmanned plane does various postures in the air, oil is not easy to flow out in groove, as long as oil pipe, which is stretched to, can smoothly take oil in groove groove body.
Description
Technical field
The utility model is related to air vehicle technique field more particularly to a kind of unmanned sumps and unmanned plane.
Background technology
In flight, internal oil plant can be consumed constantly, be reduced unmanned plane, and therefore, remaining oil plant can be in fuel tank
It flows freely, when unmanned helicopter carries out some actions by a relatively large margin, oil plant will produce under the action of inertia, gravity
Under the movement jolted, the situation that fuel sucking pipe can not draw oil or fuel feeding deficiency is then will appear when oil plant is less, these all can be straight
The safety for threatening unmanned plane is connect, safety accident is caused.
For prevent it is such happen, the fuel tank of unmanned plane is mostly a large tank at present, and inner-use clapboard will big oil
Case is isolated into Anti-bubble fuel tank and auxiliary fuel tank, and the oil of Anti-bubble fuel tank remains full state, the bottom of auxiliary fuel tank and gas-tight
It is connected to by fuel sucking pipe between the top of bubble fuel tank, it is anti-to be continuously delivered to the oil in auxiliary fuel tank using siphon principle
Bubble fuel tank.But Anti-bubble fuel tank is very high to sealing requirements, since unmanned plane fuel tank small volume, inside are not easy bonding etc.
Reason, it is difficult to ensure that Anti-bubble fuel tank is in high leakproofness state always.Once between Anti-bubble fuel tank and auxiliary fuel tank every
Oil leakage phenomenon occurs for plate, the oil in Anti-bubble fuel tank can flow into auxiliary fuel tank until both level balance, in this way, aircraft into
When capable significantly flare maneuver, since fuel oil is not full of in Anti-bubble fuel tank, then fuel oil is not necessarily always positioned at Anti-bubble
The bottom of fuel tank, it is possible to there is a situation where take out less than oil, engine can not fuel feeding, can cause unmanned plane that accident occurs.
Therefore, it is necessary to a kind of unmanned sumps, to solve above-mentioned technical problem.
Utility model content
The purpose of this utility model is to provide a kind of unmanned sump and unmanned planes, can solve existing unmanned sump
There is a problem of smoking not fuel-displaced.
For this purpose, the utility model uses following technical scheme：
A kind of unmanned sump, including fuel tank main body, the fuel tank main body bottom form fluted, and the groove is located at institute
The side of fuel tank main body is stated, the side wall of the groove tilts the other side for extending to the fuel tank main body, institute from the slot bottom of groove
It states and is provided with oil pipe at the groove body of groove, one end of the oil pipe is connected with oil pump.
Preferably, the groove is set to the fuel tank main body close to the side of head.
Since unmanned plane is in the state of normal flight, head can be angled slightly downward, therefore can be gathered in groove to allow
The more oil of collection, are disposed at close to the side of head, and when oil mass is less in fuel tank main body, oil can also be pooled to fuel tank master
Oil pipe is arranged at this close to the side of head, thereby may be ensured that the oil inlet end of oil pipe will not enter air by body.
Preferably, the side wall that the groove extends to the fuel tank main body other side is rake；Along perpendicular to described recessed
The line direction of slot and the head, the width of the rake are not more than the groove body width of the groove.
The setting of rake enables the oil in fuel tank main body to be flow in groove groove body along rake, even if in oil mass
In the case of few, the fuel oil being scattered in fuel tank main body can also be collected and converge to groove body by rake.
Preferably, the rake becomes narrow gradually along the direction width far from the groove body.
Preferably, the height of the rake is not more than the depth of the groove body.The height of rake is not more than slot always
The depth of body so that most oil in fuel tank main body can be collected by rake in groove body, without being inclined by portion
The place of one excessive height part blocks.
Preferably, multiple vertical partition boards disposed in parallel are installed, between multiple partition boards in the fuel tank main body
Fuel oil and air can be respectively communicated with.
The effect of partition board is can to prevent the fuel oil in fuel tank from being vibrated under the jolting of unmanned plane, causes unmanned plane weight
The significantly change of the heart in the horizontal direction, to be adversely affected to unmanned plane.After partition board is set, it can regard as fuel tank master
It is divided into multiple small spaces in vivo, ensures when unmanned plane is in nonlevel flight, oil will not be all rushed to together quickly, be solved
The problem of drone center of unmanned aerial vehicle shakiness.
Preferably, the side that oil pipe is provided in the fuel tank main body is horizontally installed with grid, is offered on the grid
One end of mounting hole, the oil pipe passes through the mounting hole, the outer diameter of the oil pipe to be less than the aperture of the mounting hole.
Oil pipe needs to be fixed in fuel tank main body, is significantly shaken or upper and lower play with preventing oil pipe, generates
The situation of oil can not be sucked.Therefore mounting hole using grid and thereon, oil pipe is fixed within the scope of a smaller shaking, is protected
One end moment of card oil pipe is located at the bottom of fuel tank main body.
Preferably, the material of the oil pipe is rubber, and one end that the oil pipe stretches into the groove body is connected with weight.
When oil pipe is hose, although its top half is fixed by grid and mounting hole, it stretches to groove
Play can still occur with the flight of aircraft for one end, thus the end is connected a weight, ensure that hose is always positioned at slot bottom.
Preferably, oil filler is offered at the top of the fuel tank main body.Oil filler is for adding fuel oil into fuel tank main body.
The utility model also provides a kind of unmanned plane, uses above-mentioned unmanned sump.
The advantageous effect of unmanned sump and unmanned plane is in the utility model：
1) the fuel tank main body bottom setting of the unmanned sump is fluted, and groove is located at the lowest point of main body, can converge
Oil from fuel tank main body various pieces, the lowest point are provided with oil pipe, can ensure that, in the case where oil mass is few, oil pipe is still
Oil can be taken from groove；
2) compared to by the integral inclined setting of fuel tank main body, the volume of one side groove is smaller, even if unmanned plane is in sky
In do various postures, oil is not easy to flow out in groove, another as long as oil pipe, which is stretched to, can smoothly take oil in groove groove body
Aspect, the bottom level setting of fuel tank main body, is easily installed；
3) unmanned plane of the unmanned sump is used, the state filled with oil is remained in groove, it will not be because in oil pipe
Into air or lacks fuel oil and make engine breakdown.
Description of the drawings
Fig. 1 is the front view of unmanned sump in the utility model embodiment 1；
Fig. 2 is the upward view of unmanned sump in the utility model embodiment 1；
Fig. 3 is the A-A sectional views of Fig. 2；
Fig. 4 is the structural schematic diagram of unmanned sump in the utility model embodiment 1；
Fig. 5 is the sectional view of unmanned sump in the utility model embodiment 2.
In figure：
1, fuel tank main body；11, groove；111, rake；12, partition board；13, grid；14, mounting hole；15, oil filler；16、
Weight；
2, oil pipe.
Specific implementation mode
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
Embodiment 1
Referring to Figures 1 and 2, present embodiment discloses a kind of unmanned sumps, including fuel tank main body 1 and oil pipe 2, wherein
The top of fuel tank main body 1 offers oil filler 15, and for adding fuel oil into fuel tank main body 1, the bottom of fuel tank main body 1 is formed with
Groove 11, groove 11 are located at the side of fuel tank main body 1, groove 11 are preferably set to fuel tank main body 1 close to machine in the present embodiment
The side of head, the side wall of groove 11 tilt the other side for extending to fuel tank main body 1 from the slot bottom of groove 11.Since unmanned plane is just
Often in the state of flight, head can be angled slightly downward, therefore can assemble more oily to allow in groove, be disposed at and leaned on
The side of nearly head, when oil mass is less in fuel tank main body, oil can also be pooled to fuel tank main body close to the side of head, by oil pipe
It is arranged at this, thereby may be ensured that the oil inlet end of oil pipe will not enter air.One end of oil pipe 2 is connected with oil pump, oil pipe 2
The other end stretches at the groove body of groove 11.The groove body of groove 11 is preferably Part-spherical or funnel-form.
The side wall that groove 11 defined in the present embodiment extends to 1 other side of fuel tank main body, which is 111 rake 111 of rake, to be made
The oil obtained in fuel tank main body 1 can be flow in groove groove body along rake, even if in the case where oil mass is few, rake
The fuel oil being scattered in fuel tank main body 1 can also be collected and converge to groove body by 111.Direction of the edge far from groove body, rake 111
Width becomes narrow gradually, and the height of rake 111 is not more than the depth of groove body, in this way, most of oil in fuel tank main body 1 all may be used
To be collected into groove body by rake 111.
Referring to Fig. 3, multiple vertical partition boards 12 disposed in parallel are installed in fuel tank main body 1, the top of each partition board 12 is equal
It is provided with communication port, and its underpart just touches the bottom of fuel tank main body, the runner of rake 111 is not blocked, it is multiple
Fuel oil and air between partition board 12 can be respectively communicated with.The effect of partition board 12 is that the fuel oil in fuel tank can be prevented in unmanned plane
Jolting under vibrate, cause the significantly change of drone center of unmanned aerial vehicle in the horizontal direction, to causing unfavorable shadow to unmanned plane
It rings.After partition board 12 is arranged, can be considered as will be divided into multiple small spaces in fuel tank main body 1, ensure unmanned plane in nonlevel flight
When, oil will not be all rushed to together quickly, solve the problems, such as drone center of unmanned aerial vehicle shakiness.Oil pipe 2 is provided in fuel tank main body 1
Side be horizontally installed with grid 13, offer mounting hole 14 on grid 13, one end of oil pipe 2 passes through mounting hole 14, oil pipe 2
Outer diameter is less than the aperture of mounting hole 14.Oil pipe 2 needs to be fixed in fuel tank main body 1, is significantly shaken with preventing oil pipe 2
Dynamic or upper and lower play, generates the situation that can not suck oil.Therefore mounting hole 14 using grid 13 and thereon, oil pipe 2 is fixed on
Within the scope of one smaller shaking, ensure that one end moment of oil pipe 2 is located at the bottom of fuel tank main body.
The present embodiment also discloses a kind of unmanned plane, uses above-mentioned unmanned sump, is filled with always in groove 11
Oil, will not because in oil pipe 2 into air or lack fuel oil due to makes engine breakdown.
Embodiment 2
Referring to Fig. 5, present embodiment discloses a kind of unmanned sumps, for simplicity, only describe embodiment 2 and embodiment
1 distinctive points.Difference place is：
The material of oil pipe 2 is rubber in the present embodiment, belongs to hose, one end that oil pipe 2 stretches into groove body is connected with weight 16.
When oil pipe 2 is hose, although its top half is fixed by grid 13 and mounting hole 14, it stretches to the one of groove 11
Play can still occur with the flight of aircraft for end, thus the end is connected a weight 16, ensure that hose is always positioned at slot bottom.
Applicant states that the utility model has carried out illustrative description by above-described embodiment, it is clear that the utility model
Specific implementation is not subject to the restrictions described above, if use the utility model design and technical solution carry out it is various non-
Substantial improvement, or it is not improved the design of the utility model and technical solution are directly applied into other occasions, exist
Within the scope of protection of the utility model.
Claims (10)
1. a kind of unmanned sump, including fuel tank main body (1), which is characterized in that
Fuel tank main body (1) bottom is formed fluted (11), and the groove (11) is located at the side of the fuel tank main body (1),
The side wall of the groove (11) tilts the other side for extending to the fuel tank main body (1), the groove from the slot bottom of groove (11)
(11) oil pipe (2) is provided at groove body, one end of the oil pipe (2) is connected with oil pump.
2. unmanned sump according to claim 1, which is characterized in that the groove (11) is set to the fuel tank main body
(1) close to the side of head.
3. unmanned sump according to claim 2, which is characterized in that the groove (11) extends to the fuel tank main body
(1) side wall of the other side is rake (111)；Edge is described to incline perpendicular to the line direction of the groove (11) and the head
The width of inclined portion (111) is not more than the groove body width of the groove (11).
4. unmanned sump according to claim 3, which is characterized in that the rake (111) is along far from the groove body
Direction width become narrow gradually.
5. unmanned sump according to claim 3, which is characterized in that the height of the rake (111) is not more than institute
State the depth of groove body.
6. unmanned sump according to claim 1, which is characterized in that be provided in the fuel tank main body (1) multiple perpendicular
The partition board (12) of straight parallel interval setting, fuel oil and air between multiple partition boards (12) can be respectively communicated with.
7. unmanned sump according to claim 1, which is characterized in that be provided with oil pipe (2) in the fuel tank main body (1)
Side be horizontally installed with grid (13), mounting hole (14) is offered on the grid (13), one end of the oil pipe (2) passes through
The mounting hole (14), the outer diameter of the oil pipe (2) are less than the aperture of the mounting hole (14).
8. unmanned sump according to claim 1, which is characterized in that the material of the oil pipe (2) is rubber, the oil
One end that pipe (2) stretches into the slot bottom is connected with weight (16).
9. unmanned sump according to claim 1, which is characterized in that offer and add at the top of the fuel tank main body (1)
Hydraulic fluid port (15).
10. a kind of unmanned plane, which is characterized in that using such as the unmanned sump of claim 1-9 any one of them.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721876365.6U CN207725634U (en) | 2017-12-28 | 2017-12-28 | A kind of unmanned sump and unmanned plane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721876365.6U CN207725634U (en) | 2017-12-28 | 2017-12-28 | A kind of unmanned sump and unmanned plane |
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| Publication Number | Publication Date |
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| CN207725634U true CN207725634U (en) | 2018-08-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111085660A (en) * | 2018-10-24 | 2020-05-01 | 四川特飞科技股份有限公司 | Oil tank manufacturing method and small unmanned aerial vehicle oil tank |
-
2017
- 2017-12-28 CN CN201721876365.6U patent/CN207725634U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111085660A (en) * | 2018-10-24 | 2020-05-01 | 四川特飞科技股份有限公司 | Oil tank manufacturing method and small unmanned aerial vehicle oil tank |
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