CN110550227A - Installation method of aircraft engine air inlet protective cover - Google Patents
Installation method of aircraft engine air inlet protective cover Download PDFInfo
- Publication number
- CN110550227A CN110550227A CN201910867792.5A CN201910867792A CN110550227A CN 110550227 A CN110550227 A CN 110550227A CN 201910867792 A CN201910867792 A CN 201910867792A CN 110550227 A CN110550227 A CN 110550227A
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- protective cover
- air inlet
- installation
- engine air
- aircraft engine
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- 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
- B64D33/00—Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for
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- 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
- B64F5/10—Manufacturing or assembling aircraft, e.g. jigs therefor
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Transportation (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
本发明公开一种飞机发动机进气道防护罩的安装方法，包括以下步骤：a.对防护布罩进行充气；b.防护罩支撑起一定预制外形，达到安装强度；c.安装防护罩到发动机进气道内部。本发明是在传统防护罩套入进气口外侧安装，需多人操作、使用安装梯、安装耗时长的方式上进行改进，防护罩安装采用充气方式，将防护罩安装到发动机进气道内部后，充气外形挤压进气道内壁从而胀紧固定，用来阻挡外来物进入发动机进气道，安装过程操作简单，不使用安装梯，操作人员快速完成，降低了劳动强度，节省人力，提高效率。
The invention discloses a method for installing a protective cover for an air intake duct of an aircraft engine. inside the air intake. The present invention is an improvement on the traditional way that the protective cover is inserted into the outside of the air inlet, requiring multiple people to operate, using an installation ladder, and taking a long time to install. The protective cover is installed in an inflatable way, and the protective cover is installed inside the engine air intake Finally, the inflated shape squeezes the inner wall of the air inlet to expand and fix it, which is used to prevent foreign objects from entering the engine air inlet. The installation process is easy to operate, without using an installation ladder, and the operator can complete it quickly, reducing labor intensity, saving manpower, and improving efficiency.
Description
技术领域technical field
本发明涉及飞机发动机进气道防护罩安装领域，尤其是一种飞机发动机进气道防护罩的安装方法。The invention relates to the field of installation of an aircraft engine intake duct protective cover, in particular to an installation method of an aircraft engine intake duct protective cover.
背景技术Background technique
现有飞机发动机防护方法通常使用防护布罩套在发动机进气口外侧，飞机发动机外形尺寸一般较大，发动机顶部高达2.5-4m，因此在地面无法轻易实现直接安装，传统安装方式需要多名操作人员使用安装梯爬到发动机顶部位置将防护罩套入进气口外侧安装，固定采用固定带或销钉方式，安装耗时长，往返推梯工作强度大。Existing aircraft engine protection methods usually use a protective cloth cover on the outside of the engine air intake. Aircraft engines are generally large in size and the top of the engine is as high as 2.5-4m. Therefore, direct installation on the ground cannot be easily achieved. The traditional installation method requires multiple operators Personnel use the installation ladder to climb to the top of the engine and put the protective cover on the outside of the air inlet for installation. The fixing method is fixed by fixing belts or pins. The installation takes a long time and the work intensity of pushing the ladder back and forth is high.
发明内容Contents of the invention
为了解决现有发动机进气道防护罩套入进气口外侧安装，使用安装梯工作强度高、安装人员多及安装耗时长的问题，本发明提供一种飞机发动机进气道防护罩的安装方法。In order to solve the problems that the existing engine air inlet protective cover is installed on the outside of the air inlet, using the installation ladder has high work intensity, many installers and long installation time, the present invention provides an installation method for the aircraft engine air intake protective cover .
本发明的技术目的通过以下技术方案实现：Technical purpose of the present invention is achieved through the following technical solutions:
一种飞机发动机进气道防护罩的安装方法，通过以下步骤：a.对防护罩进行充气；b.防护罩支撑起一定预制外形，达到安装强度；c.安装防护罩到发动机进气道内部。所述防护罩安装方法，充气后形成预制外形对发动机进气道堵塞式安装，通过充气外形被压缩产生的胀紧力固定在进气道上。A method for installing a protective cover for an air intake of an aircraft engine, comprising the following steps: a. Inflating the protective cover; b. The protective cover supports a certain prefabricated shape to achieve installation strength; c. Installing the protective cover to the inside of the engine intake . According to the installation method of the protective cover, after inflation, a prefabricated shape is formed to block the engine air inlet, and the air inlet is fixed on the air inlet by the expansion force generated by the compression of the inflated shape.
根据本发明的飞机发动机进气道防护罩的安装方法，包括以下步骤： a.对防护罩进行充气；b.防护罩支撑起一定预制外形，达到安装强度；c.安装防护罩到发动机进气道内部。According to the installation method of the aircraft engine air intake protective cover of the present invention, comprising the following steps: a. the protective cover is inflated; b. the protective cover supports a certain prefabricated shape to reach the installation strength; c. install the protective cover to the engine air intake inside the road.
在步骤a中，所述防护罩可充气。In step a, the shield is inflatable.
在步骤b中，所述防护罩预制外形尺寸与发动机进气道内部轮廓尺寸匹配。In step b, the prefabricated outer dimension of the protective cover matches the inner outline dimension of the engine intake port.
在步骤c中，所述防护罩安装时，充气外形通过挤压进气道内壁从而胀紧固定。In step c, when the protective cover is installed, the inflated shape is tightened and fixed by squeezing the inner wall of the air inlet.
在步骤c中，所述防护罩安装到发动机进气道内部后，阻挡外来物进入发动机进气道。In step c, after the protective cover is installed inside the engine air intake, foreign matter is prevented from entering the engine air intake.
所述防护罩安装完成，可打开气嘴放气后进行收纳。After the installation of the protective cover is completed, the air nozzle can be opened to release air and then stored.
本发明是在传统发动机防护罩套入进气口外侧安装，需多人操作、使用安装梯、安装耗时长的方式上进行改进，防护罩采用充气方式，通过以下步骤：a.对防护罩进行充气；b.防护罩支撑起一定预制外形，达到安装强度；c.安装防护罩到发动机进气道内部；防护罩充气后形成预制外形对发动机进气道堵塞式安装，通过充气外形被压缩产生的胀紧力固定在进气道上，安装过程操作简单，不使用安装梯，快速完成。The present invention is an improvement on the way that the traditional engine protective cover is inserted into the outside of the air inlet, requiring multiple people to operate, using an installation ladder, and taking a long time to install. The protective cover adopts an inflatable method, and the following steps are carried out: a. Inflation; b. The protective cover supports a certain prefabricated shape to achieve the installation strength; c. Install the protective cover to the inside of the engine intake; after the protective cover is inflated, a prefabricated shape is formed to block the engine intake, and the inflated shape is compressed to produce The expansion force is fixed on the intake duct, the installation process is simple to operate, and can be completed quickly without using an installation ladder.
本发明的有益效果是：1、所述防护罩的安装方法，充气后支撑预制外形安装到进气道内部，支撑强度较高且重量轻质。The beneficial effects of the present invention are as follows: 1. In the installation method of the protective cover, after inflating, the prefabricated shape is supported and installed inside the air intake duct, and the supporting strength is high and the weight is light.
2、所述防护罩的安装方法，充气后，对发动机进气道堵塞式安装防护，无需安装梯，缩短安装时间，降低劳动强度。2. The installation method of the protective cover, after inflating, blocks the engine air intake and installs the protection, without installing a ladder, shortens the installation time, and reduces the labor intensity.
3、所述防护罩的安装方法，安装简便，拆卸容易，放气后收纳，体积小，便于携带，提高效率。3. The installation method of the protective cover is simple to install, easy to disassemble, and can be stored after deflation. It is small in size, easy to carry, and improves efficiency.
附图说明Description of drawings
下面结合附图和实施例对本发明进一步说明。The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
图1中示出了本发明的飞机发动机进气道防护罩的安装方法的充气后安装示意图。Fig. 1 shows the schematic diagram of installation after inflation of the installation method of the aircraft engine air inlet protective cover of the present invention.
图2中示出了本发明的飞机发动机进气道防护罩的安装方法的防护罩安装到进气道内部的示意图。Fig. 2 shows a schematic diagram of the installation method of the aircraft engine air inlet protective cover of the present invention, in which the protective cover is installed inside the air intake.
具体实施方式Detailed ways
图1中示出了本发明的飞机发动机进气道防护罩的安装方法的安装示意图。根据本发明的飞机发动机进气道防护罩的安装方法，包括以下步骤： a.对防护罩进行充气；b.防护罩支撑起一定预制外形，达到安装强度；c.安装防护罩到发动机进气道内部。Fig. 1 shows an installation schematic diagram of the installation method of the aircraft engine air inlet shield of the present invention. According to the installation method of the aircraft engine air intake protective cover of the present invention, comprising the following steps: a. the protective cover is inflated; b. the protective cover supports a certain prefabricated shape to reach the installation strength; c. install the protective cover to the engine air intake inside the road.
在步骤a中，所述防护罩可充气。In step a, the shield is inflatable.
在步骤b中，所述防护罩预制外形尺寸与发动机进气道内部尺寸匹配。In step b, the prefabricated outer dimension of the protective cover matches the inner dimension of the engine intake port.
在步骤c中，所述防护罩安装时，充气外形通过挤压进气道内壁从而胀紧固定。In step c, when the protective cover is installed, the inflated shape is tightened and fixed by squeezing the inner wall of the air inlet.
在步骤c中，所述防护罩安装到发动机进气道内部后，用来阻挡外来物进入发动机进气道。In step c, after the protective cover is installed inside the engine intake, it is used to prevent foreign objects from entering the engine intake.
所述防护罩安装，充气后形成预制外形对发动机进气道堵塞式安装，通过充气外形被压缩产生的胀紧力固定在进气道上。The protective cover is installed and inflated to form a prefabricated shape to block the engine air inlet, and is fixed on the air inlet by the expansion force generated by the compression of the inflated shape.
所述防护罩安装完成后，作为进气道上的塞子起到屏障作用，阻挡外来物从进气口进入发动机，起到防护罩保护发动机的作用。After the protective cover is installed, it acts as a barrier as a plug on the air intake, preventing foreign objects from entering the engine from the air intake, and playing the role of the protective cover to protect the engine.
所述防护罩安装完成，可打开气嘴放气后进行收纳。After the installation of the protective cover is completed, the air nozzle can be opened to release air and then stored.
本发明是在传统防护罩套入进气口外侧安装，需多人操作、使用安装梯、安装耗时长的方式上进行改进，防护罩的安装采用充气方式，通过以下步骤：a.对防护罩进行充气；b.防护罩支撑起一定预制外形，达到安装强度；c.安装防护罩到发动机进气道内部。防护罩安装到发动机进气道内部后，充气外形挤压进气道内壁从而胀紧固定，用来阻挡外来物进入发动机进气道，安装过程操作简单，不使用安装梯，操作人员快速完成，降低了劳动强度，节省人力，提高效率。The present invention is an improvement on the way that the traditional protective cover is inserted into the outside of the air inlet, requiring multiple people to operate, using an installation ladder, and taking a long time to install. The installation of the protective cover adopts an inflatable method, through the following steps: a. Inflate; b. The protective cover supports a certain prefabricated shape to achieve the installation strength; c. Install the protective cover to the inside of the engine intake. After the protective cover is installed inside the engine intake, the inflatable shape squeezes the inner wall of the intake to expand and fix it, which is used to prevent foreign objects from entering the engine intake. Reduce labor intensity, save manpower and improve efficiency.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910867792.5A CN110550227A (en) | 2019-09-14 | 2019-09-14 | Installation method of aircraft engine air inlet protective cover |
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| CN201910867792.5A CN110550227A (en) | 2019-09-14 | 2019-09-14 | Installation method of aircraft engine air inlet protective cover |
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| CN110550227A true CN110550227A (en) | 2019-12-10 |
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| CN201910867792.5A Pending CN110550227A (en) | 2019-09-14 | 2019-09-14 | Installation method of aircraft engine air inlet protective cover |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111846251A (en) * | 2020-07-10 | 2020-10-30 | 山东太古飞机工程有限公司 | Sand prevention protection device for air inlet, exhaust and tail nozzle of engine |
| WO2021051243A1 (en) * | 2019-09-16 | 2021-03-25 | 田庆亮 | Method for installing air inlet duct protective cover of aircraft engine |
| WO2022032893A1 (en) * | 2020-08-12 | 2022-02-17 | 田庆亮 | Aircraft engine protective cover having inflating device |
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| CN206753738U (en) * | 2017-06-06 | 2017-12-15 | 滨州学院 | A kind of safty shield of type aircraft turbogenerator |
| CN110027716A (en) * | 2019-05-23 | 2019-07-19 | 山东威西特斯航空科技有限公司 | A kind of installation method of aircraft engine air inlet protection sheet |
| CN210761365U (en) * | 2019-09-14 | 2020-06-16 | 山东威西特斯航空科技有限公司 | Inflatable protective cover for air inlet of aircraft engine |
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2019
- 2019-09-14 CN CN201910867792.5A patent/CN110550227A/en active Pending
Patent Citations (4)
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| JP2952663B1 (en) * | 1998-03-26 | 1999-09-27 | 敏雄 金子 | Bird Strike Control System for Aircraft Engine Air Inlet |
| CN206753738U (en) * | 2017-06-06 | 2017-12-15 | 滨州学院 | A kind of safty shield of type aircraft turbogenerator |
| CN110027716A (en) * | 2019-05-23 | 2019-07-19 | 山东威西特斯航空科技有限公司 | A kind of installation method of aircraft engine air inlet protection sheet |
| CN210761365U (en) * | 2019-09-14 | 2020-06-16 | 山东威西特斯航空科技有限公司 | Inflatable protective cover for air inlet of aircraft engine |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021051243A1 (en) * | 2019-09-16 | 2021-03-25 | 田庆亮 | Method for installing air inlet duct protective cover of aircraft engine |
| CN111846251A (en) * | 2020-07-10 | 2020-10-30 | 山东太古飞机工程有限公司 | Sand prevention protection device for air inlet, exhaust and tail nozzle of engine |
| CN111846251B (en) * | 2020-07-10 | 2024-03-19 | 山东太古飞机工程有限公司 | Sand-proof protection device for air inlet, exhaust and tail nozzle of engine |
| WO2022032893A1 (en) * | 2020-08-12 | 2022-02-17 | 田庆亮 | Aircraft engine protective cover having inflating device |
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Application publication date: 20191210 |