CN114252271A - High-temperature environment simulation test cabin - Google Patents
High-temperature environment simulation test cabin Download PDFInfo
- Publication number
- CN114252271A CN114252271A CN202111501923.1A CN202111501923A CN114252271A CN 114252271 A CN114252271 A CN 114252271A CN 202111501923 A CN202111501923 A CN 202111501923A CN 114252271 A CN114252271 A CN 114252271A
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- temperature
- shell frame
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- 238000012360 testing method Methods 0.000 title claims abstract description 32
- 238000004088 simulation Methods 0.000 title claims abstract description 8
- 238000007789 sealing Methods 0.000 abstract description 5
- 238000004321 preservation Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 16
- 230000007613 environmental effect Effects 0.000 description 10
- 239000010687 lubricating oil Substances 0.000 description 10
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 239000010720 hydraulic oil Substances 0.000 description 7
- 238000002474 experimental method Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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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
- G01M15/14—Testing gas-turbine engines or jet-propulsion engines
-
- 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
- B64F5/60—Testing or inspecting aircraft components or systems
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Transportation (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention provides a high-temperature environment simulation test chamber, which is characterized in that: the oil tank comprises an upper connecting device and an environment tank shell, wherein the upper connecting device is arranged above the environment tank shell and comprises a support main body, an environment tank mounting plate and a low-pressure oil inlet and outlet interface, and the support main body is connected with the environment tank mounting plate through a bolt; the low-pressure oil inlet and outlet interface is arranged on the upper end surface of the environment cabin mounting plate. The environment cabin shell comprises an observation window, a shell frame, a turbulent flow fan, a hot air nozzle and a pulley assembly, wherein the observation window is arranged on the front surface of the shell frame; the turbulent fan and the pulley assembly are arranged on the back of the shell frame; 3 side mounting plates are arranged on two sides of the shell frame; the hot air nozzle is arranged inside the shell frame and connected to the side mounting plate. The invention has the characteristics of good heat preservation and sealing performance, adjustable high temperature of test temperature, casing protection and high reliability.
Description
Technical Field
The invention relates to the field of aerospace high-temperature operation simulation tests, in particular to a high-temperature environment simulation test cabin.
Background
The high-temperature test under the operation condition is required to test the comprehensive performance of the case in high-temperature operation for a certain type of aeroengine accessory case (hereinafter referred to as an attached case for short) according to certain scientific research requirements, and the following conditions are required to be met when the case is in high-temperature operation: 1. the upper part of the casing is connected with the outside so as to provide a power input in a vertical direction; 2. the operation of the casing needs to be loaded and lubricated by adopting real accessory hydraulic oil, a real lubricating oil accessory required by the casing is connected to a casing test piece, the hydraulic oil required by loading is provided by an external oil station, the hydraulic oil needs to enter a real lubricating oil accessory inlet from the external oil station and then is discharged from a real lubricating oil accessory outlet and returns to the external oil station, and the temperature of the hydraulic oil is not allowed to be influenced by a high-temperature test environment too much; 3. arranging 28 temperature sensor interfaces according to test requirements on a casing test piece, and feeding back the heating condition of a casing in a temperature field to a measurement and control system; 4. the cartridge receiver test piece needs to be tested in a high-temperature air environment at 50-250 ℃, and the environment temperature needs to be continuously adjustable; 5. because the cartridge receiver is operated by loading and lubricating with a real lubricating oil accessory system, a trace amount of oil and gas leakage is generated, the test temperature exceeds the flash point of the hydraulic oil for the test, and therefore open fire needs to be isolated and the concentration of the gaseous lubricating oil in the test environment needs to be reduced. The existing test equipment can only input power to the casing and provide hydraulic oil for a real lubricating oil accessory of the casing, and cannot solve the problems of providing a high-temperature environment and related safety guarantee.
Disclosure of Invention
The invention aims to provide a high-temperature environment simulation test chamber for solving the problems of high-temperature environment and related safety guarantee.
A high-temperature environment simulation test chamber comprises an upper connecting device and an environment chamber shell, wherein the upper connecting device is arranged above the environment chamber shell and comprises a support main body, an environment chamber mounting plate and a low-pressure oil inlet and outlet interface, and the support main body is connected with the environment chamber mounting plate through bolts; the low-pressure oil inlet and outlet interface is arranged on the upper end surface of the environment cabin mounting plate. The environment cabin shell comprises an observation window, a shell frame, a turbulent flow fan, a hot air nozzle and a pulley assembly, wherein the observation window is arranged on the front surface of the shell frame; the turbulent fan and the pulley assembly are arranged on the back of the shell frame; 3 side mounting plates are arranged on two sides of the shell frame; the hot air nozzle is arranged inside the shell frame and connected to the side mounting plate.
Furthermore, four low-pressure oil inlet and outlet ports are arranged.
Further, four temperature sensor lead mounting plates are mounted on the lower portion of the support main body.
Compared with the prior art, the invention has the beneficial effects that:
the invention has the characteristics of good heat preservation and sealing performance, adjustable high temperature of test temperature, casing protection and high reliability.
Drawings
FIG. 1 is an external view of the present invention;
FIG. 2 is a top view of the upper coupling bracket of the present invention;
FIG. 3 is a bottom plan view of the upper attachment bracket of the present invention;
FIG. 4 is a top view of the environmental chamber housing of the present invention;
fig. 5 is a bottom view of the environmental chamber housing of the present invention.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
The invention consists of an upper coupling device 1 and an environmental chamber shell 2, and figure 1 is an external figure of the equipment.
The upper connecting support has the structural relationship that: in fig. 2, the test piece case is connected to the holder body 3; the bracket main body 3 is connected with the environmental chamber mounting plate 4 through bolts; 4 low-pressure oil inlet and outlet ports 5 are arranged on the upper end surface of the environment chamber mounting plate 4; in fig. 3, 4 temperature sensor lead mounting plates are mounted to the lower portion of the bracket body 3.
The environmental chamber shell structure relation is as follows: in fig. 4 and 5, the observation window 10 is attached to the front surface of the housing frame 7; the turbulent fan 9 and the pulley assembly 13 are arranged on the back of the shell frame 7; the 3 side mounting plates 11 are arranged at two sides of the shell frame 7; the hot air jets 8 are mounted inside the casing frame 7 and are coupled to the side mounting plates 11.
The specific scheme of the invention is as follows: the whole test chamber consists of an upper connecting support and an environment chamber shell, and the two parts are sealed by a fireproof rubber plate and high-temperature sealant.
The upper connecting support is a steel part formed by welding and assembling steel plates, is a mounting base of the whole experiment chamber, and is composed of a support main body, an environment chamber mounting plate, a low-pressure oil inlet and outlet interface and a temperature sensor lead mounting plate in consideration of the mounting and sealing requirements because the experiment casing is hung and mounted at a height of about 1.5 meters away from the ground and the input power direction enters the casing from top to bottom. The test piece casing is arranged below the support body, and a large test bench support is connected above the support body; the inner side mounting interface of the environmental chamber mounting plate is used for mounting and fixing on the bracket main body, the outer side mounting interface is used for connecting and mounting an environmental chamber shell, the flange interface above the mounting plate is used for mounting a low-pressure oil inlet and outlet, and steel pipes are welded at four corners of the mounting plate and can discharge internal hot air into the cooling and ventilating system; the low-pressure oil inlet and outlet interface is formed by welding two parts of a mounting plate and a seamless stainless steel pipe, the mounting plate is used for being fixed on the mounting plate of the environmental chamber, an external oil station is connected above the stainless steel pipe, and the other side of the stainless steel pipe is connected with a lubricating oil pump of the casing, so that the low-pressure lubricating oil is conveyed; the temperature sensor lead mounting panel is a rectangle steel sheet, install on the support main part, a side is inside towards the support main part, the opposite side processing has the through-hole, every through-hole corresponds a temperature sensor wire, the wire passes inside through-hole UNICOM high temperature cabin and the support main part, get into the system of observing and controling by the through-hole of the inside top of support main part, thereby the part between wire and the through-hole is sealed and pasted together with high temperature fire prevention sticky tape by high temperature fire prevention cotton and isolated between the inside and outside normal atmospheric temperature experiment in high temperature environment cabin.
The environment cabin shell is a heat-insulating part for accommodating the whole cartridge receiver test piece and the accessory lubricating oil pump pipeline thereof, and consists of a shell frame, a turbulent flow fan, a hot air nozzle, an observation window, a lower mounting plate, side mounting plates (totally 3) and pulley assemblies. The shell frame is formed by welding steel plates, 2 layers of special plastic heat insulation plates are fixed on the outer sides of the steel plates and used for heat preservation and heat insulation, and the shell frame is also provided with a mounting flange used for mounting other parts; the turbulent flow motor is a fan which can operate in a high-temperature state, the fan is arranged on the shell frame, the electric fan body and the wire connector are arranged outside the environment cabin, the fan blade at the shaft end of the fan is positioned inside the environment cabin, and the fan blade rotates to disturb the internal hot air flow so that the shell of the cartridge receiver is uniformly heated; the hot air nozzle is composed of a heat conduction pipe and a hot air nozzle, hot air enters the heat conduction pipe from an interface on the side mounting plate and is guided to the hot air nozzle by the heat conduction pipe, and the hot air nozzle is provided with rows of through holes which are uniformly distributed and face one side of the cartridge receiver test piece and can uniformly spray the hot air to the cartridge receiver shell; the observation window is a piece of round high-temperature glass, is arranged on the front surface of the shell frame and is used for observing the running condition of the casing in the environmental chamber; the lower mounting plate is formed by paving a special plastic heat insulation plate on the outer side of the steel plate, the mounting plate is provided with a safety valve and an oil discharge valve, the safety valve is a special round one-way valve, and the one-way valve is automatically opened when the pressure in the cabin body is sharply increased due to explosion and the like generated inside the cabin body, so that the pressure is discharged out of the cabin body, and the cabin body is prevented from bursting. The oil discharge valve is a sealing stop valve, is closed at ordinary times, and is manually opened when lubricating oil leaks due to the failure of the casing in the cabin body, so that residual oil at the bottom of the cabin body is discharged; the side mounting plates are respectively mounted on two sides of the frame main body, a steel plate and heat insulation material structure is also adopted, a hot air inlet interface, a temperature sensor interface and a high-pressure conduit inlet and outlet are reserved on the side mounting plates, high-pressure oil is generated when the casing operates and is loaded, a hose cannot be used due to pressure intensity, and a steel pipe can directly enter the environment cabin from the outer side of the cabin body through a rubber sealing interface on the side mounting plates; the pulley assembly is arranged on a shell frame on the side of the turbulent fan and consists of 4 detachable universal wheels for pushing the environmental chamber to move. The device has the functions of meeting the power input requirement of the test, being capable of using hydraulic oil and temperature sensors, having the capability of forming a high-temperature sealed cavity, continuously adjustable temperature, safety and reliability.
Claims (3)
1. A high temperature environment simulation test chamber is characterized in that: the oil tank comprises an upper connecting device (1) and an environment tank shell (2), wherein the upper connecting device (1) is arranged above the environment tank shell (2), the upper connecting device (1) comprises a support main body (3), an environment tank mounting plate (4) and a low-pressure oil inlet and outlet interface (5), and the support main body (3) is connected with the environment tank mounting plate (4) through bolts; the low-pressure oil inlet and outlet port (5) is arranged on the upper end surface of the environment cabin mounting plate (4). The environment cabin shell (2) comprises an observation window (10), a shell frame (7), a turbulent flow fan (9), a hot air nozzle (8) and a pulley assembly (13), wherein the observation window (10) is arranged on the front surface of the shell frame (7); the turbulent flow fan (9) and the pulley assembly (13) are arranged on the back of the shell frame (7); 3 side mounting plates (11) are mounted on two sides of the shell frame (7); the hot air nozzle (8) is installed inside the casing frame (7) and connected to the side mounting plate (11).
2. The test chamber for simulating the test of the high-temperature environment as claimed in claim 1, wherein: four low-pressure oil inlet and outlet ports (5) are arranged.
3. The test chamber for simulating the test of the high-temperature environment as claimed in claim 1, wherein: 4 temperature sensor lead mounting plates are mounted on the lower portion of the support main body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111501923.1A CN114252271A (en) | 2021-12-09 | 2021-12-09 | High-temperature environment simulation test cabin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111501923.1A CN114252271A (en) | 2021-12-09 | 2021-12-09 | High-temperature environment simulation test cabin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114252271A true CN114252271A (en) | 2022-03-29 |
Family
ID=80794408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111501923.1A Pending CN114252271A (en) | 2021-12-09 | 2021-12-09 | High-temperature environment simulation test cabin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114252271A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101008651A (en) * | 2006-12-08 | 2007-08-01 | 北京航空航天大学 | Test apparatus of large-scaled environment simulation |
| CN103872468A (en) * | 2014-03-26 | 2014-06-18 | 合肥市宏键精工模具有限责任公司 | Cable quick connector with waterproof performance and fireproof performance |
| CN204846387U (en) * | 2015-07-09 | 2015-12-09 | 中国商用飞机有限责任公司 | Wall ware is worn to airborne fire wall |
| CN105403393A (en) * | 2015-12-08 | 2016-03-16 | 成都发动机（集团）有限公司 | Device used for aero-engine swirler atomization test |
| CN105699044A (en) * | 2016-04-20 | 2016-06-22 | 上海交通大学 | Icing tunnel experiment device for air intake duct support plate of aeroengine |
| CN207153721U (en) * | 2017-09-14 | 2018-03-30 | 湖北高天试验设备有限公司 | A kind of high-temperature test chamber |
| CN110361195A (en) * | 2019-07-19 | 2019-10-22 | 中国航发沈阳发动机研究所 | A kind of accessory drive gearbox test heat chamber simulator |
| CN111921473A (en) * | 2020-08-19 | 2020-11-13 | 北京泊菲莱科技有限公司 | Photo-thermal reaction device |
| CN113457754A (en) * | 2021-07-07 | 2021-10-01 | 交通运输部公路科学研究所 | Walk-in plateau environment simulation experiment cabin |
-
2021
- 2021-12-09 CN CN202111501923.1A patent/CN114252271A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101008651A (en) * | 2006-12-08 | 2007-08-01 | 北京航空航天大学 | Test apparatus of large-scaled environment simulation |
| CN103872468A (en) * | 2014-03-26 | 2014-06-18 | 合肥市宏键精工模具有限责任公司 | Cable quick connector with waterproof performance and fireproof performance |
| CN204846387U (en) * | 2015-07-09 | 2015-12-09 | 中国商用飞机有限责任公司 | Wall ware is worn to airborne fire wall |
| CN105403393A (en) * | 2015-12-08 | 2016-03-16 | 成都发动机（集团）有限公司 | Device used for aero-engine swirler atomization test |
| CN105699044A (en) * | 2016-04-20 | 2016-06-22 | 上海交通大学 | Icing tunnel experiment device for air intake duct support plate of aeroengine |
| CN207153721U (en) * | 2017-09-14 | 2018-03-30 | 湖北高天试验设备有限公司 | A kind of high-temperature test chamber |
| CN110361195A (en) * | 2019-07-19 | 2019-10-22 | 中国航发沈阳发动机研究所 | A kind of accessory drive gearbox test heat chamber simulator |
| CN111921473A (en) * | 2020-08-19 | 2020-11-13 | 北京泊菲莱科技有限公司 | Photo-thermal reaction device |
| CN113457754A (en) * | 2021-07-07 | 2021-10-01 | 交通运输部公路科学研究所 | Walk-in plateau environment simulation experiment cabin |
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