CN108910060B - A kind of fixed-wing unmanned plane bradyseism Anti-bubble fuel feeding auxiliary fuel tank system - Google Patents
A kind of fixed-wing unmanned plane bradyseism Anti-bubble fuel feeding auxiliary fuel tank system Download PDFInfo
- Publication number
- CN108910060B CN108910060B CN201810773015.XA CN201810773015A CN108910060B CN 108910060 B CN108910060 B CN 108910060B CN 201810773015 A CN201810773015 A CN 201810773015A CN 108910060 B CN108910060 B CN 108910060B
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- China
- Prior art keywords
- fuel tank
- oil
- auxiliary fuel
- way pipe
- spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000002828 fuel tank Substances 0.000 title claims abstract description 96
- 239000000446 fuel Substances 0.000 title claims abstract description 17
- 239000012530 fluid Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 6
- 230000007423 decrease Effects 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D37/00—Arrangements in connection with fuel supply for power plant
- B64D37/02—Tanks
- B64D37/06—Constructional adaptations thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D37/00—Arrangements in connection with fuel supply for power plant
- B64D37/02—Tanks
- B64D37/04—Arrangement thereof in or on aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The present invention discloses a kind of fixed-wing unmanned plane bradyseism Anti-bubble fuel feeding auxiliary fuel tank system, including wing, auxiliary fuel tank, the auxiliary fuel tank is symmetrically installed by the auxiliary fuel tank body of two symmetrical structures and is formed, and the wing lower part is provided with hanger, and two auxiliary fuel tank body tops are mounted on hanger；Several spring attachment bases are uniformly arranged inside auxiliary fuel tank body, auxiliary fuel tank is internally provided with elastic film fuel tank, is connected on each spring attachment base with fuel tank spring one end, and the fuel tank spring other end is hingedly mounted on elastic film fuel tank；The present invention is realized in oil mass change procedure by setting auxiliary fuel tank and elastic film fuel tank, prevents the purpose that bubble is generated in fuel tank, and bradyseism of the present invention works well；The present invention realizes the function of antodischarging oil by the structure of coordinated type；The present invention strengthens the stability of fuel tank in unmanned plane descent by setting guiding empennage.
Description
Technical field
The present invention relates to air vehicle technique fields, and in particular to a kind of fixed-wing unmanned plane secondary oil of bradyseism Anti-bubble fuel feeding
Case system.
Background technique
Unmanned air vehicle technique obtains continuous progress in recent years, and wherein fixed-wing unmanned plane has more been applied to multiple necks
Domain, the technical research for fixed-wing unmanned plane field also increasingly refine, wherein the oil tank system of fixed-wing unmanned plane for
The cruising ability and stability of entire unmanned plane are of great significance, and hold during oil mass gradually decreases especially in fuel tank
It is also easy to produce bubble and seismism, this can seriously affect the flight of unmanned plane.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of fixed-wing unmanned plane bradyseism Anti-bubble fuel feeding auxiliary fuel tank system, it can
To well solve the above problem.
The technical scheme adopted by the invention is as follows: a kind of fixed-wing unmanned plane bradyseism Anti-bubble fuel feeding auxiliary fuel tank system, packet
Wing, auxiliary fuel tank are included, the auxiliary fuel tank is symmetrically installed by the auxiliary fuel tank body of two symmetrical structures and is formed, the wing lower part
It is provided with hanger, two auxiliary fuel tank body tops are mounted on hanger；Several springs have been uniformly arranged inside auxiliary fuel tank body
Attachment base, auxiliary fuel tank are internally provided with elastic film fuel tank, are connected on each spring attachment base with fuel tank spring one end
It connects, the fuel tank spring other end is hingedly mounted on elastic film fuel tank.
Elastic film fuel tank one end is provided with hydraulic fluid port, and auxiliary fuel tank body top is provided with half oil circuit hole, and the hydraulic fluid port is under
Oil-way pipe one end is connected, and the lower oil-way pipe other end passes through the oil circuit hole of two and half oil circuit holes composition, and is pierced by secondary oil
Case enters inside hanger, and the sliding of lower oil-way pipe top is provided with oil-way pipe, is provided in the lower oil-way pipe of oil circuit hole location
Heading, the heading are located at below upper oil-way pipe, and heading lower part is connected with heading spring one end, and the heading spring is another
It is connected inside one end and lower oil-way pipe；The hanger center of inside position is provided with oil circuit steering engine, and hanger two sides are symmetrically set
Two groups of bolts are equipped with, every group of bolt includes two bolts, and same group of two bolts are symmetrically slidably mounted on hanger, and are passed through
Two oil circuit springs are connected；It is provided with a pressure head right above every group of bolt, the pressure head top is slidably mounted on
In fixture block on hanger；The oil circuit steering engine main shaft is connected with crank one end, and the one of the crank other end and connecting rod
End is connected, and the connecting rod other end is connected with push-pull rod lower end, and connecting rod, institute are slidably fitted in the push-pull rod
The connecting rod both ends stated are slidably mounted on two pressure head tops respectively, and connecting rod also extends through oil-way pipe.
The auxiliary fuel tank body tail portion is provided with steering engine seat, and guiding steering engine is provided on the steering engine seat, and described leads
It is connected with lead screw to steering engine main shaft, feed screw nut, uniformly distributed hinge on the outside of the feed screw nut are fitted on the screw rod
Installation is connect there are three drive rod, the end of the drive rod other end and guiding empennage is hinged, the auxiliary fuel tank body
On be additionally provided with guide groove, each guiding empennage is corresponding with a guide groove respectively.
Further, two auxiliary fuel tank body upper and lower parts pass through the connection installation of bolt group respectively.
Further, the fuel tank spring is in compressive state, under the effect of fuel tank spring, entire elastic film fuel tank
Vacantly it is located in auxiliary fuel tank.
Further, fuel pump module is provided on the lower oil-way pipe.
Further, the diameter of upper oil-way pipe is less than the diameter of lower oil-way pipe, when oil circuit steering engine is in off working state,
The heading is located at upper oil-way pipe and lower oil-way pipe connected position, and cuts off and prevent the oil in lower oil-way pipe from entering to oil
Lu Guanzhong；When oil circuit steering engine is in running order, the upper oil-way pipe slide downward, and heading is pushed, open lower oil circuit
Pipe enters the channel of oil-way pipe.
Further, the end of the guiding empennage is provided with landing pack.
Since present invention employs above-mentioned technical proposals, the invention has the following advantages that (1) present invention passes through the secondary oil of setting
Case and elastic film fuel tank, realize in oil mass change procedure, prevent the purpose that bubble is generated in fuel tank, and bradyseism of the present invention is imitated
Fruit is good；(2) present invention realizes the function of antodischarging oil by the structure of coordinated type；(3) present invention passes through setting guiding tail
The wing strengthens the stability of fuel tank in unmanned plane descent.
Detailed description of the invention
Fig. 1, Fig. 2 are the whole assembly schematic perspective view of different perspectives of the present invention.
Fig. 3 ~ Fig. 8 is the assembly schematic perspective view of parts thereof of the present invention.
Fig. 9 is the three-dimensional structure schematic diagram of auxiliary fuel tank body in the present invention.
Drawing reference numeral: 1- wing；2- auxiliary fuel tank body；3- bolt group；4- hanger；5- guide groove；Road binders pipe under 6-；7- guiding
Steering engine；8- screw rod；9- is oriented to empennage；10- drive rod；11- feed screw nut；12- elastic film fuel tank；13- fuel tank spring；14-
Fuel pump module；The upper oil-way pipe of 15-；16- bolt；17- oil circuit steering engine；18- crank；19- connecting rod；20- push-pull rod；21- connecting rod；
22- depresses head；23- oil circuit spring；24- heading；25- heading spring；26- landing pack；201- oil circuit hole；The connection of 202- spring
Seat；203- steering engine seat.
Specific embodiment
The invention will be further described combined with specific embodiments below, in the illustrative examples and explanation of the invention
For explaining the present invention, but it is not as a limitation of the invention.
A kind of fixed-wing unmanned plane as shown in Figures 1 to 9 bradyseism Anti-bubble fuel feeding auxiliary fuel tank system, including wing 1,
Auxiliary fuel tank, auxiliary fuel tank are symmetrically installed by the auxiliary fuel tank body 2 of two symmetrical structures and are formed, and 1 lower part of wing is provided with hanger 4, and two
2 top of auxiliary fuel tank body is mounted on hanger 4.Several spring attachment bases 202 are uniformly arranged inside auxiliary fuel tank body 2, in auxiliary fuel tank
Portion is provided with elastic film fuel tank 12, is connected on each spring attachment base 202 with 13 one end of fuel tank spring, and fuel tank spring 13 is another
One end is hingedly mounted on elastic film fuel tank 12.
12 one end of elastic film fuel tank is provided with hydraulic fluid port, and 2 top of auxiliary fuel tank body is provided with half oil circuit hole 201, and hydraulic fluid port is under
6 one end of oil-way pipe is connected, and lower 6 other end of oil-way pipe passes through the oil circuit hole 201 of two and half oil circuit holes 201 composition, and is pierced by pair
Fuel tank enters inside hanger 4, and lower 6 top of oil-way pipe sliding is provided with oil-way pipe 15, the lower oil-way pipe at 201 position of oil circuit hole
Heading 24 is provided in 6, heading 24 is located at upper 15 lower section of oil-way pipe, and 24 lower parts of heading are connected with heading 25 one end of spring, push up
It is connected inside 25 other end of ball spring and lower oil-way pipe 6.4 center of inside position of hanger is provided with oil circuit steering engine 17, and 4 liang of hanger
Side is symmetrically arranged with two groups of bolts 16, and every group of bolt 16 includes two bolts 16, and same group of two bolts 16 symmetrically pacify by sliding
It is connected on hanger 4, and through two oil circuit springs 23.It is provided with a pressure head 22 right above every group of bolt 16, presses
22 top of following is slidably mounted in the fixture block on hanger 4.17 main shaft of oil circuit steering engine is connected with 18 one end of crank, and crank 18 is another
One end is connected with one end of connecting rod 19, and 19 other end of connecting rod is connected with 20 lower end of push-pull rod, is slidably installed in push-pull rod 20
There is connecting rod 21,21 both ends of connecting rod are slidably mounted on two 22 tops of pressure head respectively, and connecting rod 21 also extends through oil-way pipe
15。
2 tail portion of auxiliary fuel tank body is provided with steering engine seat 203, and guiding steering engine 7 is provided on steering engine seat 203, is oriented to 7 main shaft of steering engine
It is connected with lead screw 8, feed screw nut 11 is fitted on screw rod, there are three drive rods for uniformly distributed hinged installation on the outside of feed screw nut 11
10,10 other end of drive rod and the end of guiding empennage 9 are hinged, and guide groove 5 is additionally provided on auxiliary fuel tank body 2, is each led
It is corresponding with a guide groove 5 respectively to empennage 9.
Two 2 upper and lower parts of auxiliary fuel tank body pass through the connection installation of bolt group 3 respectively.Fuel tank spring 13 is in compression shape
State, under the effect of fuel tank spring 13, entire elastic film fuel tank 12 is vacantly located in auxiliary fuel tank.Oil is provided on lower oil-way pipe 6
Pump module 14.The diameter of upper oil-way pipe 15 is less than the diameter of lower oil-way pipe 6, when oil circuit steering engine 17 is in off working state, top
Ball 24 is located at upper oil-way pipe 15 and lower 6 connected position of oil-way pipe, and cuts off and the oil in lower oil-way pipe 6 is prevented to enter oil circuit
In pipe 15.When oil circuit steering engine 17 is in running order, upper 15 slide downward of oil-way pipe, and heading 24 is pushed, open lower oil circuit
Pipe 6 enters the channel of oil-way pipe 15.The end of guiding empennage 9 is provided with landing pack 26.
Specific work process of the invention is as follows: in the use of the present invention, controlling elastic film oil by fuel pump module 14
Oil disengaging in case 12, switchs to working condition from off working state when fuel-displaced, while through oil circuit steering engine 17, that is, passes through crank
18 drive connecting rod 19 to move, and connecting rod 19 pulls push-pull rod 20 to move down, while connecting rod 21 pulls upper oil-way pipe 15 to push, and passes through top
Ball 24 opens the channel that lower oil-way pipe 6 enters oil-way pipe 15；The mistake that oil mass in elastic film fuel tank 12 gradually decreases
Cheng Zhong, the elastic force of fuel tank spring 13 are also increasingly compressed by elastic film fuel tank 12, to prevent from generating gas in elastic film fuel tank 12
Bubble.
Claims (6)
1. a kind of fixed-wing unmanned plane is existed with bradyseism Anti-bubble fuel feeding auxiliary fuel tank system, including wing (1), auxiliary fuel tank, feature
In: the auxiliary fuel tank is symmetrically installed by the auxiliary fuel tank body (2) of two symmetrical structures and is formed, the setting of the wing (1) lower part
Have hanger (4), two auxiliary fuel tank body (2) tops are mounted on hanger (4)；It has been uniformly arranged inside auxiliary fuel tank body (2)
Several spring attachment bases (202), auxiliary fuel tank are internally provided with elastic film fuel tank (12), each spring attachment base
(202) it is connected on fuel tank spring (13) one end, described fuel tank spring (13) other end is hingedly mounted on elastic film oil
On case (12)；
Elastic film fuel tank (12) one end is provided with hydraulic fluid port, and auxiliary fuel tank body (2) top is provided with half oil circuit hole (201), described
Hydraulic fluid port is connected with lower oil-way pipe (6) one end, and lower oil-way pipe (6) other end is formed across two and half oil circuit holes (201)
Oil circuit hole (201), and be pierced by auxiliary fuel tank and enter that hanger (4) is internal, and lower oil-way pipe (6) top sliding is provided with oil-way pipe
(15), it is provided with heading (24) in the lower oil-way pipe (6) at oil circuit hole (201) position, the heading (24) is located at upper oil circuit
It manages below (15), heading (24) lower part is connected with heading spring (25) one end, and heading spring (25) other end is under
It is connected inside oil-way pipe (6)；Described hanger (4) the center of inside position is provided with oil circuit steering engine (17), hanger (4) two sides pair
Title is provided with two groups of bolts (16), and every group of bolt (16) includes two bolts (16), and same group of two bolts (16) are symmetrically sliding
It is dynamic to be mounted on hanger (4), and be connected by two oil circuit springs (23)；A pressure is provided with right above every group of bolt (16)
Following (22), described pressure head (22) top are slidably mounted in the fixture block on hanger (4)；The oil circuit steering engine (17) is main
Axis is connected with crank (18) one end, and the crank (18) other end is connected with one end of connecting rod (19), the connecting rod
(19) other end is connected with push-pull rod (20) lower end, is slidably fitted in the push-pull rod (20) connecting rod (21), described
Connecting rod (21) both ends be slidably mounted on two pressure head (22) tops respectively, connecting rod (21) also extends through oil-way pipe
(15)；
Described auxiliary fuel tank body (2) tail portion is provided with steering engine seat (203), and the steering engine seat is provided with guiding steering engine on (203)
(7), described guiding steering engine (7) main shaft is connected with lead screw (8), and feed screw nut (11), institute are fitted on the lead screw
There are three drive rod (10), the drive rod (10) other end and guiding for uniformly distributed hinged installation on the outside of the feed screw nut (11) stated
The end of empennage (9) is hinged, and is additionally provided with guide groove (5) on the auxiliary fuel tank body (2), each guiding empennage (9) point
It is not corresponding with one guide groove (5).
2. a kind of fixed-wing unmanned plane bradyseism Anti-bubble fuel feeding auxiliary fuel tank system as described in claim 1, it is characterised in that:
Two auxiliary fuel tank body (2) upper and lower parts pass through bolt group (3) connection installation respectively.
3. a kind of fixed-wing unmanned plane bradyseism Anti-bubble fuel feeding auxiliary fuel tank system as described in claim 1, it is characterised in that:
The fuel tank spring (13) is in compressive state, and under fuel tank spring (13) effect, entire elastic film fuel tank (12) is hanging
In auxiliary fuel tank.
4. a kind of fixed-wing unmanned plane bradyseism Anti-bubble fuel feeding auxiliary fuel tank system as described in claim 1, it is characterised in that:
Fuel pump module (14) are provided on the lower oil-way pipe (6).
5. a kind of fixed-wing unmanned plane bradyseism Anti-bubble fuel feeding auxiliary fuel tank system as described in claim 1, it is characterised in that:
The diameter of upper oil-way pipe (15) is less than the diameter of lower oil-way pipe (6), described when oil circuit steering engine (17) is in off working state
Heading (24) is located at upper oil-way pipe (15) and lower oil-way pipe (6) connected position, and cut off prevent in lower oil-way pipe (6) it is oily into
Enter in upper oil-way pipe (15)；When oil circuit steering engine (17) is in running order, described upper oil-way pipe (15) slide downward, and
Heading (24) is pushed, the channel that lower oil-way pipe (6) enter oil-way pipe (15) is opened.
6. a kind of fixed-wing unmanned plane bradyseism Anti-bubble fuel feeding auxiliary fuel tank system as described in claim 1, it is characterised in that:
The end of the guiding empennage (9) is provided with landing pack (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810773015.XA CN108910060B (en) | 2018-07-14 | 2018-07-14 | A kind of fixed-wing unmanned plane bradyseism Anti-bubble fuel feeding auxiliary fuel tank system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810773015.XA CN108910060B (en) | 2018-07-14 | 2018-07-14 | A kind of fixed-wing unmanned plane bradyseism Anti-bubble fuel feeding auxiliary fuel tank system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108910060A CN108910060A (en) | 2018-11-30 |
| CN108910060B true CN108910060B (en) | 2019-04-09 |
Family
ID=64415139
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810773015.XA Expired - Fee Related CN108910060B (en) | 2018-07-14 | 2018-07-14 | A kind of fixed-wing unmanned plane bradyseism Anti-bubble fuel feeding auxiliary fuel tank system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108910060B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2027641C1 (en) * | 1992-06-29 | 1995-01-27 | Московский вертолетный завод им.М.Л.Миля | Helicopter fuel system |
| CN201086827Y (en) * | 2007-08-03 | 2008-07-16 | 西安大地测绘工程有限责任公司 | Anti-bubble fuel tank |
| US8602713B1 (en) * | 2010-05-28 | 2013-12-10 | International Automated Systems, Inc. | Universal aircraft mule |
| CN105620773B (en) * | 2014-10-28 | 2018-04-03 | 中国航空工业集团公司西安飞机设计研究所 | A kind of bidirectional ventilating device for general class aircraft wing fuel tank vent system |
| CN206984405U (en) * | 2017-05-18 | 2018-02-09 | 青岛锐擎航空科技有限公司 | A kind of protective device of fuel tank of unmanned plane |
| CN207374686U (en) * | 2017-11-03 | 2018-05-18 | 西安蓝悦航天科技有限公司 | A kind of dynamic unmanned sump medicine-chest of oil integrates fuselage |
-
2018
- 2018-07-14 CN CN201810773015.XA patent/CN108910060B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN108910060A (en) | 2018-11-30 |
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| CB02 | Change of applicant information |
Address after: 350007 No. 80 Shoushan Road, Cangshan District, Fuzhou City, Fujian Province Applicant after: Liu Zhanbo Address before: No. 123 Tongguancun, Shejiaxiang Township, Wudi County, Binzhou City, Shandong Province, 251900 Applicant before: Liu Zhanbo |
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Address after: No. 123 Tongguancun, Shejiaxiang Township, Wudi County, Binzhou City, Shandong Province, 251900 Applicant after: Liu Zhanbo Address before: 350007 No. 80 Shoushan Road, Cangshan District, Fuzhou City, Fujian Province Applicant before: Liu Zhanbo |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190409 Termination date: 20210714 |
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