CN111056042A - Oil collecting device for aircraft engine compartment - Google Patents
Oil collecting device for aircraft engine compartment Download PDFInfo
- Publication number
- CN111056042A CN111056042A CN201911410188.6A CN201911410188A CN111056042A CN 111056042 A CN111056042 A CN 111056042A CN 201911410188 A CN201911410188 A CN 201911410188A CN 111056042 A CN111056042 A CN 111056042A
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- China
- Prior art keywords
- oil
- oil collecting
- collecting shell
- aircraft engine
- shell
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- 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.)
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Links
- 239000003921 oil Substances 0.000 claims description 135
- 239000010720 hydraulic oil Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 2
- 230000002265 prevention Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
- B64F5/40—Maintaining or repairing aircraft
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Transportation (AREA)
- Aviation & Aerospace Engineering (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention discloses an oil collecting device of an aircraft engine cabin, which comprises: the oil collecting device comprises an oil collecting shell, a connecting bolt, a splash-proof plate, a pipe connector and an oil discharging valve; a connecting column is arranged in the oil collecting shell along the height direction of the oil collecting shell, and two ends of the connecting column respectively extend out of the bottom side face and the opening side face of the oil collecting shell; a threaded hole which is consistent with the length direction of the connecting column is processed in the connecting column; the connecting bolt is matched with the threaded hole, the head of the connecting bolt is positioned at the bottom of the oil collecting shell, and the tail of the connecting bolt penetrates through the threaded hole and then is matched with a threaded hole preset in the lower skin of the aircraft engine cabin to fix the oil collecting shell on the aircraft engine cabin; the invention can make up the defects of the traditional oil receiving box, and adds a structure for centralized oil receiving, on-board fixation and oil splashing prevention.
Description
Technical Field
The invention belongs to the technical field of aviation maintenance, automobile maintenance and ship maintenance, and particularly relates to an oil collecting device for an aircraft engine cabin.
Background
The traditional oil receiving box can only be placed on the ground under an aircraft engine cabin, the oil receiving area is small, the splashing phenomenon is generated when oil drops, and the oil receiving efficiency is low. The traditional oil receiving box is not provided with an accessory oil leakage pipe oil leakage collecting function, so that the airplane fault phenomenon can not be found at the first time, and the potential safety hazard is brought to airplane flight.
Disclosure of Invention
In view of this, the invention provides an oil collecting device for an aircraft engine cabin, which can make up for the defects of the traditional oil receiving box, and add a structure for centralized oil collection, on-board fixation and oil splashing prevention.
The invention is realized by the following technical scheme:
an aircraft engine compartment oil catcher comprising: the oil collecting device comprises an oil collecting shell, a connecting bolt, a splash-proof plate, a pipe connector and an oil discharging valve;
the oil collecting shell is a strip-shaped hollow shell, the surface along the length direction of the hollow shell is a side surface, and the surface along the height direction of the hollow shell is an end surface; the side surface of the top of the oil collecting shell is provided with an opening;
a connecting column is arranged in the oil collecting shell along the height direction of the oil collecting shell, and two ends of the connecting column respectively extend out of the bottom side face and the opening side face of the oil collecting shell; the connecting column is internally provided with a threaded hole which is consistent with the length direction of the connecting column, and the axis of the threaded hole is respectively vertical to the bottom side surface and the opening side surface of the oil collecting shell; the connecting bolt is matched with the threaded hole, the head of the connecting bolt is positioned at the bottom of the oil collecting shell, and the tail of the connecting bolt penetrates through the threaded hole and then is matched with a threaded hole preset in the lower skin of the aircraft engine cabin to fix the oil collecting shell on the aircraft engine cabin;
a connector is arranged on the side surface of the oil collecting shell adjacent to the side surface of the bottom, the oil outlet of the connector is communicated with the inner cavity of the oil collecting shell, and the oil inlet of the connector is respectively connected with the oil discharge hole of the hydraulic oil in the aircraft engine compartment and the oil leakage pipe of the aircraft accessory through a hose;
the inner surface of the side surface of the oil collecting shell where the pipe connector is located is provided with a splash guard, the splash guard is of a three-section structure, the first section is arranged along the length direction of the oil collecting shell, the third section is arranged along the height direction of the oil collecting shell, two ends of the second section are respectively connected with the first section and the third section, and the pipe connector is located within the envelope range of the splash guard;
and the side surface of the bottom of the oil collecting shell is provided with an oil discharging valve which is communicated with the inner cavity of the oil collecting shell.
Furthermore, a connecting plate extends outwards from the side face of the opening of the oil collecting shell, two threaded holes are formed in the connecting plate, and the threaded holes of the connecting plate are connected with threaded holes preset in an aircraft engine cabin through screws.
Furthermore, a window is processed on the side surface of the oil collecting shell adjacent to the side surface of the opening, a liquid level indicator arranged along the height direction of the window is installed on the window, and the liquid level indicator is used for observing the height of oil in the oil collecting shell.
Furthermore, the outer side surface of the bottom of the oil collecting shell is provided with a support leg, and the height of the support leg is higher than that of the head of the connecting bolt.
Furthermore, handles are arranged on two end faces of the oil collecting shell.
Further, the oil collecting shell is made of stainless steel materials.
Has the advantages that: (1) compared with the original oil collecting device, the invention has simple structure, simple and convenient operation and high working efficiency; residual oil generated by unknown leakage points during parking maintenance of the airplane can be effectively collected, the phenomenon that oil drips and splashes when the traditional oil receiving box receives oil is avoided, and the situation of random application in one-time installation can be met; when the airplane has a fault, the fault phenomenon can be reserved for the first time, favorable judgment basis is reserved for troubleshooting work, the operation environment of crew and the airplane repair quality are improved, and the flight safety is improved.
(2) The liquid level indicator can be used for observing whether the oil leakage quantity of the aircraft accessory meets the technical requirement or not.
(3) The connecting bolt and the connecting plate are fixedly arranged with the aircraft engine cabin, so that the connecting bolt and the connecting plate are reliable in connection and simple in operation, can be fixed on the aircraft engine cabin for a long time, can be quickly taken down before an aircraft is tested and flies, and can be quickly installed and detached.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a rear view of the present invention;
FIG. 3 is a left side view of the present invention;
wherein, 1-a support leg; 2-an oil collecting shell; 3-a liquid level indicator; 4-connecting bolts; 5-connecting plates; 6-a splash shield; 7-connector head; 8-oil drain valve; 9-handle.
Detailed Description
The invention is described in detail below by way of example with reference to the accompanying drawings.
The present embodiment provides an aircraft engine compartment oil catcher, see fig. 1-3, comprising: the oil collecting device comprises support legs 1, an oil collecting shell 2, a liquid level indicator 3, a connecting bolt 4, a connecting plate 5, a splash board 6, a connector head 7, an oil discharging valve 8 and a handle 9;
the oil collecting shell 2 is a long-strip hollow shell, the surface along the length direction of the hollow shell is a side surface, and the surface along the height direction of the hollow shell is an end surface (namely a surface vertical to the length direction of the hollow shell); the side surface of the top of the oil collecting shell 2 is provided with an opening;
a connecting column is arranged in the oil collecting shell 2 along the height direction of the oil collecting shell, and two ends of the connecting column respectively extend out of the bottom side face and the opening side face of the oil collecting shell 2; threaded holes consistent with the length direction of the connecting columns are formed in the connecting columns, and the axes of the threaded holes are respectively vertical to the bottom side face and the opening side face of the oil collecting shell 2; the connecting bolt 4 is matched with the threaded hole, the head of the connecting bolt 4 is positioned at the bottom of the oil collecting shell 2, and the tail of the connecting bolt 4 is matched with a threaded hole preset on the lower skin of the aircraft engine cabin after penetrating through the threaded hole, so that the oil collecting shell 2 is fixed on the aircraft engine cabin;
the side surface of the opening of the oil collection shell 2 extends outwards to form a connecting plate 5, two threaded holes are processed in the connecting plate 5, the threaded holes of the connecting plate 5 are connected with threaded holes preset in an aircraft engine cabin through screws, and the connecting plate 5 is used for improving the connection stability of the oil collection shell 2 and a lower skin of the aircraft engine cabin;
a window is processed on the side surface of the oil collection shell 2 adjacent to the side surface of the opening, a liquid level indicator 3 arranged along the height direction of the window is arranged on the window, and the liquid level indicator 3 is used for observing the height of oil in the oil collection shell 2;
the outer side surface of the bottom of the oil collecting shell 2 is provided with a support leg 1, the height of the support leg 1 is higher than that of the head of the connecting bolt 4, and the support leg 1 is used for protecting the head of the connecting bolt 4 from being damaged;
a connector head 7 is arranged on the side surface of the oil collecting shell 2 adjacent to the side surface of the bottom, the oil outlet of the connector head 7 is communicated with the inner cavity of the oil collecting shell 2, and the oil inlet of the connector head 7 is respectively connected with the oil discharge hole of the hydraulic oil in the aircraft engine compartment and the oil leakage pipe of aircraft accessories through a hose;
the inner surface of the side surface of the oil collecting shell 2 where the pipe connector 7 is located is provided with a splash guard 6, the splash guard 6 is of a three-section structure, the first section is arranged along the length direction of the oil collecting shell 2, the third section is arranged along the height direction of the oil collecting shell 2, two ends of the second section are respectively connected with the first section and the third section, the pipe connector 7 is located in the envelope range of the splash guard 6, and the splash guard 6 is used for preventing oil liquid flowing into the oil collecting shell 2 through the pipe connector 7 from splashing out of the side surface of the opening of the oil collecting shell 2;
an oil discharge valve 8 is arranged on the side surface of the bottom of the oil collecting shell 2, and the oil discharge valve 8 is communicated with the inner cavity of the oil collecting shell 2;
the oil collecting shell 2 is made of stainless steel materials and has the functions of falling resistance, corrosion resistance, abrasion resistance and the like.
The working principle is as follows: the oil collecting device is arranged on the lower skin of the aircraft engine cabin through a connecting bolt 4 and a connecting plate 5, and the pipe connector 7 is respectively connected with a hydraulic oil discharge hole of the aircraft engine cabin and an aircraft accessory oil leakage pipe through a hose; the impulsive force of the oil flowing into the oil collecting shell 2 through the pipe connector 7 is large, and the oil is easy to splash from the side surface of the opening of the oil collecting shell 2, so that the oil is prevented from splashing by the splash-proof plate 6; the unknown leakage point residual oil of the aircraft engine compartment drops into the oil collecting shell 2 through the opening side face of the oil collecting shell 2, and the residual oil is collected.
In summary, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. An aircraft engine compartment oil catcher, comprising: an oil collecting shell (2), a connecting bolt (4), a splash guard (6), a pipe connector (7) and an oil drain valve (8);
the oil collecting shell (2) is a strip-shaped hollow shell, the surface along the length direction of the hollow shell is a side surface, and the surface along the height direction of the hollow shell is an end surface; the side surface of the top of the oil collecting shell (2) is provided with an opening;
a connecting column along the height direction of the oil collecting shell (2) is arranged in the oil collecting shell, and two ends of the connecting column respectively extend out of the bottom side face and the opening side face of the oil collecting shell (2); threaded holes consistent with the length direction of the connecting columns are formed in the connecting columns, and the axes of the threaded holes are respectively vertical to the bottom side face and the opening side face of the oil collecting shell (2); the connecting bolt (4) is matched with the threaded hole, the head of the connecting bolt (4) is positioned at the bottom of the oil collecting shell (2), and the tail of the connecting bolt (4) penetrates through the threaded hole and then is matched with a threaded hole preset in the lower skin of the aircraft engine compartment to fix the oil collecting shell (2) on the aircraft engine compartment;
a pipe connector (7) is mounted on the side surface of the oil collecting shell (2) adjacent to the side surface of the bottom, the oil outlet of the pipe connector (7) is communicated with the inner cavity of the oil collecting shell (2), and the oil inlet of the pipe connector (7) is connected with the oil discharge hole of the hydraulic oil in the aircraft engine compartment and the oil leakage pipe of the aircraft accessory through hoses respectively;
the inner surface of the side surface of the oil collecting shell (2) where the pipe connector (7) is located is provided with a splash guard (6), the splash guard (6) is of a three-section structure, the first section is arranged along the length direction of the oil collecting shell (2), the third section is arranged along the height direction of the oil collecting shell (2), two ends of the second section are respectively connected with the first section and the third section, and the pipe connector (7) is located in the envelope range of the splash guard (6);
an oil discharge valve (8) is arranged on the side face of the bottom of the oil collecting shell (2), and the oil discharge valve (8) is communicated with the inner cavity of the oil collecting shell (2).
2. An oil collecting device for an aircraft engine compartment according to claim 1, characterized in that the side of the opening of the oil collecting shell (2) extends outwards to form a connecting plate (5), two threaded holes are formed in the connecting plate (5), and the threaded holes of the connecting plate (5) are connected with threaded holes preset in the aircraft engine compartment through screws.
3. An oil collecting device for an aircraft engine compartment according to claim 1, characterised in that the oil collecting housing (2) is provided with a window on its side adjacent to the side of the opening, and that the window is provided with a level indicator (3) arranged in the direction of its height, the level indicator (3) being adapted to observe the level of oil in the oil collecting housing (2).
4. An oil collecting device for an aircraft engine compartment according to claim 1, characterised in that the oil collecting housing (2) is provided with feet (1) on the outer side of the bottom, and the feet (1) have a height higher than the height of the head of the connecting bolt (4).
5. An aircraft engine compartment oil catcher as claimed in claim 1, characterized in that handles (9) are mounted on both ends of the oil catcher housing (2).
6. An aircraft engine compartment oil catcher as claimed in claim 1, characterized in that the oil catcher housing (2) is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911410188.6A CN111056042A (en) | 2019-12-31 | 2019-12-31 | Oil collecting device for aircraft engine compartment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911410188.6A CN111056042A (en) | 2019-12-31 | 2019-12-31 | Oil collecting device for aircraft engine compartment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111056042A true CN111056042A (en) | 2020-04-24 |
Family
ID=70305465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911410188.6A Pending CN111056042A (en) | 2019-12-31 | 2019-12-31 | Oil collecting device for aircraft engine compartment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111056042A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4453579A (en) * | 1982-05-27 | 1984-06-12 | Gould Gerry E | Fuel sump drainage tool |
| CN103255799A (en) * | 2013-05-13 | 2013-08-21 | 广西柳工机械股份有限公司 | Fuel collecting device of fuel tank |
| JP2014184802A (en) * | 2013-03-22 | 2014-10-02 | Mitsubishi Heavy Ind Ltd | Implement for draining aircraft fuel |
| CN206318037U (en) * | 2016-12-23 | 2017-07-11 | 长沙五七一二飞机工业有限责任公司 | A kind of aircraft floor oil collecting vehicle |
| CN109592055A (en) * | 2018-11-09 | 2019-04-09 | 中国直升机设计研究所 | A kind of engine excess oil is collected and tapping equipment |
| CN212023031U (en) * | 2019-12-31 | 2020-11-27 | 大连长丰实业总公司 | Oil collecting device for aircraft engine compartment |
-
2019
- 2019-12-31 CN CN201911410188.6A patent/CN111056042A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4453579A (en) * | 1982-05-27 | 1984-06-12 | Gould Gerry E | Fuel sump drainage tool |
| JP2014184802A (en) * | 2013-03-22 | 2014-10-02 | Mitsubishi Heavy Ind Ltd | Implement for draining aircraft fuel |
| CN103255799A (en) * | 2013-05-13 | 2013-08-21 | 广西柳工机械股份有限公司 | Fuel collecting device of fuel tank |
| CN206318037U (en) * | 2016-12-23 | 2017-07-11 | 长沙五七一二飞机工业有限责任公司 | A kind of aircraft floor oil collecting vehicle |
| CN109592055A (en) * | 2018-11-09 | 2019-04-09 | 中国直升机设计研究所 | A kind of engine excess oil is collected and tapping equipment |
| CN212023031U (en) * | 2019-12-31 | 2020-11-27 | 大连长丰实业总公司 | Oil collecting device for aircraft engine compartment |
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