CN207683788U - A kind of unmanned sump of stand alone type and unmanned plane - Google Patents
A kind of unmanned sump of stand alone type and unmanned plane Download PDFInfo
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- CN207683788U CN207683788U CN201721879221.6U CN201721879221U CN207683788U CN 207683788 U CN207683788 U CN 207683788U CN 201721879221 U CN201721879221 U CN 201721879221U CN 207683788 U CN207683788 U CN 207683788U
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- fuel tank
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- main fuel
- auxiliary fuel
- stand alone
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Abstract
The utility model discloses a kind of unmanned sumps of stand alone type, including main fuel tank, auxiliary fuel tank and siphon pipe, fuel oil is filled in the main fuel tank, the main fuel tank and auxiliary fuel tank split settings, the auxiliary fuel tank is fixedly installed in the lateral wall of the main fuel tank, and through-hole is provided between the side wall of the main fuel tank and the side wall of the auxiliary fuel tank；Multiple vertical partition boards disposed in parallel are installed, the upper and lower part of multiple partition boards is both provided with communication port in the auxiliary fuel tank；The oil inlet end of the siphon pipe is located at the bottom of the auxiliary fuel tank, and the oil outlet end of the siphon pipe is arranged in the through-hole and the place of wearing seals, and the oil outlet end is located at the top of the main fuel tank.The main fuel tank and auxiliary fuel tank that the unmanned sump of the stand alone type passes through split settings, not the phenomenon that not will produce the spacing board of fuel tank internal fuel oil corrosion main fuel tank and auxiliary fuel tank, the case where to make that connection inside the two occurs because partition board is corroded, leads to that fuel oil can not be full of in main fuel tank between main fuel tank and auxiliary fuel tank.
Description
Technical field
The utility model is related to air vehicle technique field more particularly to a kind of unmanned sumps of stand alone type 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 volume of Anti-bubble fuel tank is less than auxiliary fuel tank, and the oil of Anti-bubble fuel tank remains
Full state.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.In addition, the corrosivity of fuel oil is larger, long-time work
The bonding agent that partition board is easily corroded in work makes the leakproofness of Anti-bubble fuel tank be deteriorated, and the oil of auxiliary fuel tank is caused to take out less than Anti-bubble
In fuel tank, make engine can not fuel feeding, accident occurs for unmanned plane.
Therefore, it is necessary to a kind of unmanned sumps of stand alone type, to solve above-mentioned technical problem.
Utility model content
The purpose of this utility model is to provide a kind of unmanned sump of stand alone type and unmanned plane, can solve it is existing nobody
The poor sealing of sump and take out not fuel-displaced problem.
For this purpose, the utility model uses following technical scheme：
A kind of unmanned sump of stand alone type, including main fuel tank, auxiliary fuel tank and siphon pipe fill fuel oil in the main fuel tank,
The main fuel tank and the auxiliary fuel tank split settings, the auxiliary fuel tank are fixedly installed in the lateral wall of the main fuel tank, the master
It is provided with through-hole between the side wall of fuel tank and the side wall of the auxiliary fuel tank；It is provided with and multiple is arranged in parallel vertically in the auxiliary fuel tank
Partition board, the upper and lower part of multiple partition boards is both provided with communication port；The oil inlet end of the siphon pipe is located at the secondary oil
The oil outlet end of the bottom of case, the siphon pipe is arranged in the through-hole and the place of wearing seals, and the oil outlet end is located at the main oil
The top of case.
Preferably, the unmanned sump of stand alone type further includes oil pump, is connected with the main fuel tank by oil pipe, described
Oil pipe stretches to the bottom of the main fuel tank.
Since main fuel tank is connected by siphon pipe with auxiliary fuel tank, and the oil outlet end of siphon pipe is located at the top of main fuel tank,
Then under the action of external oil pump, the oil in auxiliary fuel tank can be entered continuously by siphon pipe in main fuel tank.Also
To say, if oil pump takes the oil in main fuel tank away a part, siphon pipe can the oil suction from auxiliary fuel tank, the oil in main fuel tank is always
Remain full of state.
Preferably, the quantity of the main fuel tank is two, and the auxiliary fuel tank is fixed between two main fuel tanks, described
It is respectively arranged with the siphon pipe between auxiliary fuel tank and two main fuel tanks.
Two main fuel tanks can respectively to unmanned plane fuel feeding or twin-engined settings when, two main fuel tanks are respectively two
Platform engine oil, when main fuel tank break down can not fuel feeding when, another main fuel tank can continue fuel feeding, to greatest extent
Ground prevents aviation accident.
Preferably, oil filler is offered at the top of the auxiliary fuel tank.Since the oil in auxiliary fuel tank does not need to keep constantly
In full state, thus can refuel again to auxiliary fuel tank when auxiliary fuel tank oil mass is relatively low.
Preferably, the oil inlet end of the siphon pipe is set to the auxiliary fuel tank close to the side of head.
Since unmanned plane is in the state of normal flight, head can be angled slightly downward, therefore auxiliary fuel tank is close to head
Side can have more oil, and when oil mass is less in auxiliary fuel tank, oil can also be pooled to auxiliary fuel tank close to the side of head, will be into
Oily end is arranged at this, and thereby may be ensured that will not enter air at oil inlet end.
Preferably, the communication port bore of described the lower partition is more than the outer diameter of the siphon pipe.
Since the oil inlet end of siphon pipe can be disposed in proximity to the side of head as possible, then siphon pipe is needed from the lower partition
Communication port pass through；Again because the communication port of the lower partition needs to play the effect of connection oil, communication port cannot be by siphon
Pipe blocks completely, therefore the two is designed to the state of clearance fit, is used for the connection of auxiliary fuel tank interior oil.
Preferably, the inner horizontal of the main fuel tank is provided with grid, and mounting hole, the oil pipe are offered on the grid
One end pass through the mounting hole.
Oil pipe needs to be fixed in main fuel tank, prevents that oil pipe from significantly shaking or upper and lower play, generation can not suck
The situation of oil.Therefore grid and the setting of mounting hole thereon are utilized, oil pipe is fixed within the scope of a smaller shaking, ensures oil
One end moment of pipe is located at the bottom of main fuel tank.
Preferably, the oil pipe and the mounting hole clearance fit.
The purpose of clearance fit is in order to ensure that the oil of main fuel tank top and the bottom can circulate, from the fuel-displaced of siphon pipe
The oil of end outflow can flow into the lower part of main fuel tank along the side wall of mounting hole.
The utility model also provides a kind of unmanned plane, uses the above-mentioned unmanned sump of stand alone type.
The advantageous effect of the unmanned sump of stand alone type and unmanned plane is in the utility model：
1) the unmanned sump of the stand alone type not will produce fuel tank internal fuel oil by the main fuel tank and auxiliary fuel tank of split settings
The phenomenon that corroding the spacing board of main fuel tank and auxiliary fuel tank, to make to send out because partition board is corroded between main fuel tank and auxiliary fuel tank
Raw connection, the case where leading to that fuel oil can not be full of in main fuel tank；
2) siphon pipe of the unmanned sump of the stand alone type utilizes the bottom of auxiliary fuel tank to the oil communication on main fuel tank top
Oil in auxiliary fuel tank is drawn into main fuel tank by siphon principle, to make to be full of oil in main fuel tank always；
3) unmanned plane of the unmanned sump of the stand alone type is used, full oil condition is remained in main fuel tank, it will not be because of oil pipe
It is interior to enter air or lack fuel oil and make engine breakdown.
Description of the drawings
Fig. 1 is the overall structure figure of the unmanned sump of the utility model stand alone type；
Fig. 2 is the internal structure chart of the unmanned sump of the utility model stand alone type；
Fig. 3 is the sectional view of the unmanned sump of the utility model stand alone type；
Fig. 4 is the structural schematic diagram of main fuel tank in the utility model；
Fig. 5 is the sectional view of main fuel tank in the utility model.
In figure：
1, main fuel tank；11, oil pipe；12, grid；13, mounting hole；2, auxiliary fuel tank；21, partition board；22, oil filler；23, it is connected to
Mouthful；3, siphon pipe.
Specific implementation mode
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
Referring to Figures 1 and 2, present embodiment discloses a kind of unmanned sumps of stand alone type, including two main fuel tanks 1, secondary oil
Case 2 and siphon pipe 3, wherein oil has been each filled in two main fuel tanks 1, main fuel tank 1 is mutual indepedent with auxiliary fuel tank 2, is split settings
Fuel tank, be fixed with auxiliary fuel tank 2 between the lateral wall of two main fuel tanks 1.By major and minor fuel tank split settings, fuel oil can be prevented
Corrode the partition board between two traditional fuel tanks, and causes fuel leakage.Even if two fuel tanks being fabricated separately in this way are when long
Between after use, also can be only connected to by siphon pipe 3.And two main fuel tanks 1 are set, can respectively to unmanned plane fuel feeding,
When main fuel tank 1 break down can not fuel feeding when, another main fuel tank 1 can continue fuel feeding, prevent aircraft to the maximum extent
Accident.
As shown in figure 3, through-hole is provided between the side wall and the side wall of auxiliary fuel tank 2 of main fuel tank 1, for across siphon pipe 3；
Multiple vertical partition boards 21 disposed in parallel are installed, 21 quantity of partition board is three in the present embodiment, three partition boards 21 in auxiliary fuel tank 2
Upper and lower part be both provided with communication port 23.Three partition boards are set in auxiliary fuel tank 2, the fuel oil in fuel tank can be prevented at nobody
It is vibrated under the jolting of machine, causes the significantly change of drone center of unmanned aerial vehicle in the horizontal direction, it is unfavorable to be caused to unmanned plane
It influences.After partition board 21 is arranged, can be considered as will be divided into four small spaces in auxiliary fuel tank 2, ensure in unmanned plane nonlevel flight
When, oil will not be all rushed to together quickly, solve the problems, such as drone center of unmanned aerial vehicle shakiness.
Siphon pipe 3 is respectively arranged between auxiliary fuel tank 2 and two main fuel tanks 1, the oil inlet end of siphon pipe 3 is located at auxiliary fuel tank 2
Bottom, the oil outlet end of siphon pipe 3 is arranged in through-hole and the place of wearing seals, and oil outlet end is located at the top of main fuel tank 1.It is general next
It says, the oil inlet end of siphon pipe 3 is set to auxiliary fuel tank 2 close to the side of head, since unmanned plane is in the state of normal flight, machine
Head can be angled slightly downward, therefore auxiliary fuel tank 2 can have more oil close to the side of head, and oil mass is less in auxiliary fuel tank 2
When, oil can also be pooled to auxiliary fuel tank 2 close to the side of head, and oil inlet end is arranged at this, thereby may be ensured that at oil inlet end
Air will not be entered.
If the oil inlet end of two siphon pipes 3 may be contained within auxiliary fuel tank 2 close to the side of head, then siphon pipe 3 need from
The communication port 23 of 21 lower part of partition board passes through；Again because the communication port 23 of 21 lower part of partition board needs to play the effect of connection oil,
Communication port 23 cannot completely be blocked by siphon pipe 3, therefore the two is designed to the state of clearance fit, that is, make 21 lower part of partition board
23 bore of communication port be more than siphon pipe 3 outer diameter, be used for 2 interior oil of auxiliary fuel tank connection.
The unmanned sump of stand alone type in the present embodiment further includes oil pump, is connected with main fuel tank 1 by oil pipe 11, oil pipe
11 stretch to the bottom of main fuel tank 1.Since main fuel tank 1 is connected by siphon pipe 3 with auxiliary fuel tank 2, and the oil outlet end of siphon pipe 3
Positioned at the top of main fuel tank 1, then under the action of external oil pump, the oil in auxiliary fuel tank 2 can continuously pass through siphon pipe 3
It enters in main fuel tank 1.That is, if oil pump takes the oil in main fuel tank 1 away a part, siphon pipe 3 can be from auxiliary fuel tank 2
Middle oil suction, the oil in main fuel tank 1 remain full state.
Since the oil in auxiliary fuel tank 2 does not need to be maintained at full state constantly, thus can be relatively low in 2 oil mass of auxiliary fuel tank
When refuel again to auxiliary fuel tank 2, therefore offer oil filler 22 at the top of auxiliary fuel tank 2.Referring to Fig. 4 and Fig. 5, main fuel tank 1
Inner horizontal is provided with grid 12, and mounting hole 13 is offered on grid 12, and one end of oil pipe 11 passes through mounting hole 13.Due to oil pipe
11 need to be fixed in main fuel tank 1, to prevent oil pipe 11 from significantly shaking or upper and lower play, generate the feelings that can not suck oil
Condition.Therefore grid 12 and the setting of mounting hole 13 thereon are utilized, oil pipe is fixed within the scope of a smaller shaking, ensures oil pipe
11 one end moment is located at the bottom of main fuel tank 1.In order to ensure that the oil of 1 top and the bottom of main fuel tank can circulate, from siphon
The oil of the oil outlet end outflow of pipe 3 can flow into the lower part of main fuel tank 1 along the side wall of mounting hole 13, by oil pipe 11 and mounting hole
13 are set as clearance fit.
The use process of the unmanned sump of the stand alone type is that will be filled with oily main fuel tank 1 first to pass through siphon with auxiliary fuel tank 2
Pipe 3 is connected to, and fills aircraft fuel into auxiliary fuel tank 2 until its calibration line, when the engine is running, oil pump can pass through oil pipe 11
Fuel oil is conveyed from main fuel tank 1 to engine, the oil in auxiliary fuel tank 2 is flow to according to siphonage in main fuel tank 1 at this time, main fuel tank 1
Inside it is full of always by fuel oil.
The present embodiment also discloses a kind of unmanned plane, uses the above-mentioned unmanned sump of stand alone type, in main fuel tank 1 always
Keep full oil condition, will not because in oil pipe 11 into air or lack fuel oil due to makes engine breakdown.
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 (9)
1. a kind of unmanned sump of stand alone type, including main fuel tank (1), auxiliary fuel tank (2) and siphon pipe (3), the main fuel tank (1) is interior
Fill fuel oil, which is characterized in that
The main fuel tank (1) and the auxiliary fuel tank (2) split settings, the auxiliary fuel tank (2) are fixedly installed in the main fuel tank (1)
Lateral wall, the side wall of the main fuel tank (1) and the side wall of the auxiliary fuel tank (2) are both provided with through-hole；
Be provided with the partition board (21) of multiple vertical parallel intervals settings in the auxiliary fuel tank (2), multiple partition boards (21) it is upper
Portion and lower part are both provided with communication port (23)；
The oil inlet end of the siphon pipe (3) is located at the bottom of the auxiliary fuel tank (2), and the oil outlet end of the siphon pipe (3) is arranged in
The through-hole and the place of wearing seal, and the oil outlet end is located at the top of the main fuel tank (1).
2. the unmanned sump of stand alone type according to claim 1, which is characterized in that further include：
Oil pump is connected by oil pipe (11) with the main fuel tank (1), and the oil pipe (11) stretches to the main fuel tank (1)
Bottom.
3. the unmanned sump of stand alone type according to claim 1, which is characterized in that the quantity of the main fuel tank (1) is two
It is a, the auxiliary fuel tank (2), the auxiliary fuel tank (2) and two main fuel tanks (1) are fixed between two main fuel tanks (1)
Between be respectively arranged with the siphon pipe (3).
4. the unmanned sump of stand alone type according to claim 1, which is characterized in that opened up at the top of the auxiliary fuel tank (2)
There is oil filler (22).
5. the unmanned sump of stand alone type according to claim 1, which is characterized in that the oil inlet end of the siphon pipe (3) is set
It is placed in side of the auxiliary fuel tank (2) close to head.
6. the unmanned sump of stand alone type according to claim 5, which is characterized in that the communication port of partition board (21) lower part
(23) bore is more than the outer diameter of the siphon pipe (3).
7. the unmanned sump of stand alone type according to claim 2, which is characterized in that the inner horizontal of the main fuel tank (1)
It is provided with grid (12), mounting hole (13) is offered on the grid (12), one end of the oil pipe (11) passes through the fixation
Hole (13).
8. the unmanned sump of stand alone type according to claim 7, which is characterized in that the oil pipe (11) and the mounting hole
(13) clearance fit.
9. a kind of unmanned plane, which is characterized in that using such as the unmanned sump of claim 1-8 any one of them stand alone types.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721879221.6U CN207683788U (en) | 2017-12-28 | 2017-12-28 | A kind of unmanned sump of stand alone type and unmanned plane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721879221.6U CN207683788U (en) | 2017-12-28 | 2017-12-28 | A kind of unmanned sump of stand alone type and unmanned plane |
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| CN207683788U true CN207683788U (en) | 2018-08-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109677626A (en) * | 2018-12-29 | 2019-04-26 | 一飞智控(天津)科技有限公司 | Unmanned plane fueller and unmanned plane |
-
2017
- 2017-12-28 CN CN201721879221.6U patent/CN207683788U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109677626A (en) * | 2018-12-29 | 2019-04-26 | 一飞智控(天津)科技有限公司 | Unmanned plane fueller and unmanned plane |
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