CN110361195A - A kind of accessory drive gearbox test heat chamber simulator - Google Patents
A kind of accessory drive gearbox test heat chamber simulator Download PDFInfo
- Publication number
- CN110361195A CN110361195A CN201910656236.3A CN201910656236A CN110361195A CN 110361195 A CN110361195 A CN 110361195A CN 201910656236 A CN201910656236 A CN 201910656236A CN 110361195 A CN110361195 A CN 110361195A
- Authority
- CN
- China
- Prior art keywords
- cabin
- accessory drive
- drive gearbox
- heated
- cylinder
- Prior art date
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/02—Details or accessories of testing apparatus
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/002—Thermal testing
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Engines (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The application belongs to aero-engine test technology field, it is related to a kind of accessory drive gearbox test heat chamber simulator, described device includes Composite Cabin and heated cabin, Composite Cabin is made of nonmetallic materials, heated cabin is made of metal material, the two forms cylinder, is provided with electromagnetic heating device on the outside of cylinder；Test section main box is located in the cylinder, first part including being located in Composite Cabin and the second part in heated cabin, the first part is used for fixing fitting casing for fixing central transfer unit body, the second part, and combustion lubricating oil attachment is provided on the accessory drive gearbox.The whole uniformly heating in heating cabin cylindrical wall face when the device heats, it can enging cabin febrile state on real simulation aircraft, and it only simulates to needing the testpieces part of high temperature to carry out high cabin temperature, is regulated and controled by electromagnetic heating more convenient, and electromagnetic heating safety is higher.
Description
Technical field
The application belongs to aero-engine test technology field, in particular to a kind of accessory drive gearbox test heat chamber simulation dress
It sets.
Background technique
In the design of sky and space plane power scheme, turbofan accessory drive gearbox and the combustion installed, lubricating oil attachment
It needs to work under the environment temperature of high-temperature engine cabin for a long time, be needed after carrying out corresponding high temperature protection Curve guide impeller pair
Product carries out heat chamber simulation test to verify design result.
Existing transmission system exerciser does not have environment temperature simulation module, does not have simulation accessory drive gearbox in heat chamber ring
The function of being run under border.It needs to invent a kind of device, existing transmission system test tool can be made for the height in simulated engine cabin
The test capability of warm environment carries out hot test examination to accessory drive gearbox and combustion lubricating oil attachment.
Section structure used by component hot test in the prior art is mostly structure between small-sized heating, internal inner wall peace
Heating rod is filled, is heated for resistance-type.Small-scale test platform can integrally place wherein progress hot environment test, and technical disadvantages are such as
Under:
1. accessory drive system exerciser volume is larger, it can not be placed into hot test cabin and be tested；
2. resistance-type heating efficiency is low, thermal inertia is big, and temperature regulating cycle is long；
3. resistance-type heating rod heats heat source dispersion, heating is uneven；
4. heating rod temperature is high, there are security risk (equipped with lower-grade fuel and pipeline on testpieces).
Electromagnetic induction heating technology is mature at present, but mostly plane heating or pipeline fluid heating, heats structure
Accessory drive system test testpieces cabin temperature simulation is unsatisfactory for require.
Summary of the invention
To solve the above problems, this application provides a kind of accessory drive gearboxes to test heat chamber simulator, comprising:
Cylinder, the cylinder include split design positioned at the Composite Cabin of top half and adding positioned at lower half portion
Warm cabin, the Composite Cabin are made of nonmetallic materials, and the heated cabin is made of metal material；
Coil is heated, is wrapped on the outside of the cylinder, the heating coil connects power supply；
Test section main box is located in the cylinder, including the first part in Composite Cabin and is located at heating
Second part in cabin, the first part are used for fixing fitting machine for fixing central transfer unit body, the second part
Casket is provided with combustion lubricating oil attachment on the accessory drive gearbox.
Preferably, the heating coil includes insulation heat preservation layer and electromagnetic induction coil, the insulation heat preservation layer cladding
The Composite Cabin and heated cabin, the electromagnetic induction coil are wrapped in outside the insulation heat preservation layer.
Preferably, the heating coil includes the electromagnetic induction coil with insulation heat preservation layer.
Preferably, it is semicircular main body that the Composite Cabin and heated cabin, which include section, and in semicircle
The fin of the fin that section end extends along the radial mandrel line thereto of the cylinder, Composite Cabin and heated cabin is mutually stacked in
Together.
Preferably, the fin of the Composite Cabin and heated cabin is fixed to each other by bolt.
Preferably, heat-barrier material is provided between the Composite Cabin and the fin of heated cabin.
Preferably, the both ends of the test section main box are supported by the support column that can extend to outside the cylinder.
Preferably, heat-barrier material is provided between the first part and second part of the test section main box.
Key point of the invention and protection point are the composed structures of high cabin temperature simulator, which can realize electromagnetism
Regional area around exerciser on test section is heated on the basis of heating function, it is safe and practical.
Advantage of the present invention is as follows:
1. the present apparatus can be designed according to test segment structure or enging cabin flexible structure, meet test requirements document；
It, can enging cabin hair on real simulation aircraft the whole uniformly heating in heating cabin cylindrical wall face when 2. the present apparatus heats
Warm status；
3. the present apparatus can be only to needing the testpieces part of high temperature to carry out high cabin temperature simulation, exerciser other parts can be kept
Low temperature, safety, reliability are higher；
4. electromagnetic heating specific resistance formula heats, energy conversion efficiency is high and thermal inertia is small, and energy conservation more rapidly can regulate and control to add simultaneously
Temperature；
5. test section has lower-grade fuel and pipeline, higher using electromagnetic heating safety.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the application accessory drive gearbox test heat chamber simulator.
Wherein, 1- Composite Cabin, 2- heated cabin, 3- insulation heat preservation layer, 4- electromagnetic induction coil, 5- test section main tank
Body, 6- central transfer unit body, 7- accessory drive gearbox, 8- fire lubricating oil attachment, 9- support column.
Specific embodiment
To keep the purposes, technical schemes and advantages of the application implementation clearer, below in conjunction with the application embodiment
In attached drawing, the technical solution in the application embodiment is further described in more detail.In the accompanying drawings, identical from beginning to end
Or similar label indicates same or similar element or element with the same or similar functions.Described embodiment is
A part of embodiment of the application, rather than whole embodiments.Embodiment below with reference to attached drawing description is to show
Example property, it is intended to for explaining the application, and should not be understood as the limitation to the application.Based on the embodiment in the application,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts belongs to this
Apply for the range of protection.Presently filed embodiment is described in detail with reference to the accompanying drawing.
This application provides a kind of accessory drive gearboxes to test heat chamber simulator, as shown in Figure 1, comprising:
Cylinder, the cylinder include split design positioned at the Composite Cabin 1 of top half and positioned at lower half portion
Heated cabin 2, the Composite Cabin 1 are made of nonmetallic materials, and the heated cabin 2 is made of metal material；
Coil is heated, is wrapped on the outside of the cylinder, the heating coil connects power supply；
Test section main box 5, be located at the cylinder in, including be located at Composite Cabin 1 in first part and be located at plus
Second part in warm cabin 2, for fixing central transfer unit body 6, the second part is attached for fixing for the first part
Part casing 7 is provided with combustion lubricating oil attachment 8 on the accessory drive gearbox 7.
The application heats principle using electromagnetic induction, designs a kind of heating dress in conjunction with existing exerciser test segment structure
It sets, can be used for simulated engine cabin high temperature, carry out accessory drive gearbox hot test.
As shown in Figure 1, central transfer unit body 6 and accessory drive gearbox 7 are testpieces, test section main box 5,9 base of support column
Originally existing test segment structure can be used, combustion lubricating oil attachment 8 is that test specimen is accompanied to be also required to carry out hot test examination.
Heated cabin 2 and Composite Cabin 1 are combined into a cylinder, and structure can be designed according to practical structures, with package
Firmly for the purpose of testpieces.One layer of insulation heat preservation layer 3 is wrapped up in the cylindrical outer, winds electromagnetic induction coil 4 thereon, it is alternative to implement
In mode, the electromagnetic induction coil with insulation heat preservation layer can be directly wound.
Coil be powered after can to the metal of cylinder lower half portion heat cabin carry out electromagnetic induction heating, top half it is non-
Metallic composite not will receive electromagnetic induction effect heating, so can accurately control heating region.
In some optional embodiments, the Composite Cabin 1 and heated cabin 2 are semicircular master including section
Body, and the fin extended in semi-circular cross-section end along the radial mandrel line thereto of the cylinder, Composite Cabin 1 and heating
The fin in cabin 2 is mutually stacked together.When installation, after the heated cabin of lower half portion is fixed by fixed structure, Composite Cabin 1
It can be directly placed on heated cabin, then be coated by insulation heat preservation layer.In alternate embodiment, the composite wood
After the fin of material cabin 1 and heated cabin 2 can also be fixed to each other by bolt, then pass through insulation heat preservation layer cladding.
In some optional embodiments, heat-insulated material is provided between the Composite Cabin 1 and the fin of heated cabin 2
Material, prevents the heat diffusion of heated cabin 2 to Composite Cabin 1.
In the application, it is heat-insulated that the both ends in axial direction of cylinder 1 can be used lightening fire resistant material, to keep heating
Temperature in cabin, it is ensured that testpieces is in hot environment.
In some optional embodiments, the both ends of the test section main box 5 are by can extend to outside the cylinder
Support column 9 support.
In some optional embodiments, the test section main box 5 uses existing test structure, or processes newly
Support construction is used to support central transfer unit body 6 and accessory drive gearbox 7, and is driven, at this time first part and second part
Between can non-drive region be arranged heat-barrier material.
Accessory drive gearbox test heat chamber simulator provided by the present application can be according to test segment structure or enging cabin
Flexible structure design, the whole uniformly heating in heating cabin cylindrical wall face when heating can enging cabin fever on real simulation aircraft
State, the present apparatus can be only to needing the testpieces part of high temperature to carry out high cabin temperature simulation, and exerciser other parts can keep low temperature,
Safety, reliability are higher, meanwhile, electromagnetic heating specific resistance formula heats energy conversion efficiency height and thermal inertia is small, and energy conservation is simultaneously
Warm temperature can more rapidly be regulated and controled, it is higher using electromagnetic heating safety for the test section with lower-grade fuel and pipeline.
The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any
Within the technical scope of the present application, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
Cover within the scope of protection of this application.Therefore, the protection scope of the application should be with the scope of protection of the claims
It is quasi-.
Claims (8)
1. a kind of accessory drive gearbox tests heat chamber simulator characterized by comprising
Cylinder, the Composite Cabin (1) positioned at top half and adding positioned at lower half portion that the cylinder includes split design
Warm cabin (2), the Composite Cabin (1) are made of nonmetallic materials, and the heated cabin (2) is made of metal material；
Coil is heated, is wrapped on the outside of the cylinder, the heating coil connects power supply；
Test section main box (5), be located at the cylinder in, including be located at Composite Cabin (1) in first part and be located at plus
Second part in warm cabin (2), the first part is for fixing central transfer unit body (6), and the second part is for solid
Determine accessory drive gearbox (7), combustion lubricating oil attachment (8) is provided on the accessory drive gearbox (7).
2. accessory drive gearbox as described in claim 1 tests heat chamber simulator, which is characterized in that the heating coil includes
Insulation heat preservation layer (3) and electromagnetic induction coil (4), the insulation heat preservation layer (3) coat the Composite Cabin (1) and heated cabin
(2), it is external to be wrapped in the insulation heat preservation layer (3) for the electromagnetic induction coil (4).
3. accessory drive gearbox as described in claim 1 tests heat chamber simulator, which is characterized in that the heating coil includes
Electromagnetic induction coil with insulation heat preservation layer.
4. accessory drive gearbox as described in claim 1 tests heat chamber simulator, which is characterized in that the Composite Cabin
(1) and heated cabin (2) is semicircular main body including section, and radial to it along the cylinder in semi-circular cross-section end
The fin of the fin that central axis extends, Composite Cabin (1) and heated cabin (2) is mutually stacked together.
5. accessory drive gearbox as claimed in claim 4 tests heat chamber simulator, which is characterized in that the Composite Cabin
(1) and the fin of heated cabin (2) is fixed to each other by bolt.
6. accessory drive gearbox as claimed in claim 4 tests heat chamber simulator, which is characterized in that the Composite Cabin
(1) and between the fin of heated cabin (2) it is provided with heat-barrier material.
7. accessory drive gearbox as described in claim 1 tests heat chamber simulator, which is characterized in that the test section main box
(5) both ends are supported by the support column (9) that can extend to outside the cylinder.
8. accessory drive gearbox as described in claim 1 tests heat chamber simulator, which is characterized in that the test section main box
(5) heat-barrier material is provided between first part and second part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910656236.3A CN110361195B (en) | 2019-07-19 | 2019-07-19 | Experimental high-temperature chamber analogue means of annex machine casket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910656236.3A CN110361195B (en) | 2019-07-19 | 2019-07-19 | Experimental high-temperature chamber analogue means of annex machine casket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110361195A true CN110361195A (en) | 2019-10-22 |
| CN110361195B CN110361195B (en) | 2021-03-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910656236.3A Active CN110361195B (en) | 2019-07-19 | 2019-07-19 | Experimental high-temperature chamber analogue means of annex machine casket |
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Cited By (3)
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| CN111220344A (en) * | 2019-11-05 | 2020-06-02 | 天津航空机电有限公司 | Test system for simulating high-temperature air intake of aircraft engine cabin |
| CN112985787A (en) * | 2021-02-01 | 2021-06-18 | 中国航发沈阳发动机研究所 | Card installing mechanism for high-temperature test of case |
| CN114252271A (en) * | 2021-12-09 | 2022-03-29 | 中国船舶重工集团公司第七0三研究所 | High-temperature environment simulation test cabin |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN112985787A (en) * | 2021-02-01 | 2021-06-18 | 中国航发沈阳发动机研究所 | Card installing mechanism for high-temperature test of case |
| CN114252271A (en) * | 2021-12-09 | 2022-03-29 | 中国船舶重工集团公司第七0三研究所 | High-temperature environment simulation test cabin |
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| Publication number | Publication date |
|---|---|
| CN110361195B (en) | 2021-03-12 |
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