CN114383797B - Four comprehensive environment sealing systems of warm, wet, high and vibration - Google Patents
Four comprehensive environment sealing systems of warm, wet, high and vibration Download PDFInfo
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- CN114383797B CN114383797B CN202111541376.XA CN202111541376A CN114383797B CN 114383797 B CN114383797 B CN 114383797B CN 202111541376 A CN202111541376 A CN 202111541376A CN 114383797 B CN114383797 B CN 114383797B
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- 238000007789 sealing Methods 0.000 title claims abstract description 74
- 238000005096 rolling process Methods 0.000 claims abstract description 118
- 238000012360 testing method Methods 0.000 claims abstract description 76
- 230000007704 transition Effects 0.000 claims abstract description 73
- 238000003825 pressing Methods 0.000 claims abstract description 39
- 239000002184 metal Substances 0.000 claims abstract description 36
- 230000003068 static effect Effects 0.000 claims abstract description 24
- 238000009413 insulation Methods 0.000 claims abstract description 14
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 230000007613 environmental effect Effects 0.000 claims description 18
- 239000012528 membrane Substances 0.000 description 15
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- General Physics & Mathematics (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a temperature, humidity, height and vibration four-comprehensive environment sealing system, which comprises an environment test box capable of testing temperature, humidity and height, wherein a test box bottom plate is arranged below the environment test box, a mounting hole is formed in the middle of the test box bottom plate, and a four-comprehensive environment sealing structure is arranged in the mounting hole of the test box bottom plate in a penetrating manner, and comprises a transition head heat insulation plate, a transition head, a rolling film pressing plate heat insulation plate, a rolling film pressing plate, a rolling film mounting plate, a metal corrugated pipe, a static sealing ring, a U-shaped rolling film I and a table screw; the bottom end of the four-comprehensive environment sealing structure is provided with a vibrating table, the middle part of the vibrating table is a vibrating table moving part, the side wall of the vibrating table is provided with a vibrating table upper cover plate, and a U-shaped rolling film II is arranged between the upper part of the vibrating table upper cover plate and the transition head. The invention can prevent the temperature of the temperature, humidity and high-environment test box from being transmitted to the transition device and then to the vibration table, thereby effectively protecting the vibration table from being affected by the temperature and improving the working reliability of the vibration table.
Description
Technical Field
The invention relates to the field of vibrating tables, in particular to a temperature, humidity, height and vibration four-in-one environment sealing system.
Background
The comprehensive environmental test is developed on the basis of a single environmental test, which combines two or more single environmental factors and simultaneously applies the combined factors to a product to simulate the stress effect actually experienced by the product in the process of transportation, storage and use, and verify the MTBF level of the product. The method can simulate the actual environment of the product more truly than a single environment test, can expose the defect that the product is not easy to be exposed under the action of a single factor, and can discover the faults caused by the defects of the structure, the process and the like of the product as soon as possible so as to ensure the reliability of the product in use.
The comprehensive environmental test of temperature, humidity, low air pressure and vibration is an environmental factor mainly experienced in the use of products such as aviation, aerospace, plateau weapons, high-speed rail running on a plateau, and the comprehensive environmental test system can be used for determining the comprehensive influence of temperature, humidity, height and vibration on the safety, integrity and performance of airborne electronic equipment and airborne equipment during the ground and flight work, and evaluating faults possibly caused by the comprehensive action of temperature, humidity, height and vibration in the air or high-altitude areas.
In the field of aerospace, a spacecraft is subjected to vibration, temperature and height changes in an emission stage, and is subjected to a thermal and vacuum composite environment in an in-orbit stage, more and more people recommend that the temperature, humidity, height and vibration composite environment test be used for spacecraft electronic equipment, so that reliability increase can be realized, and the reliability of the spacecraft is improved; in the field of military equipment, as the use region of the weapon equipment is continuously expanded, the battlefield environment is more and more complex, and the military and various equipment underwriting units attach more and more importance to the comprehensive environment of the actual combat armed device equipment so as to find out the most possible faults of the combat environment and the weapon equipment, and the environmental adaptability of the weapon equipment is improved to the greatest extent through improvement; in the field of aviation, as aviation equipment is continuously developed to the high altitude-long time direction, the requirement of the aviation equipment on environmental adaptability is higher and higher. Accordingly, one skilled in the art would be able to provide a temperature, humidity, high, vibration four-in-one environment sealing system that addresses the problems set forth in the background above.
Disclosure of Invention
The invention aims to provide a temperature, humidity, high vibration four-in-one environment sealing system so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the temperature, humidity, height and vibration four-comprehensive environment sealing system comprises an environment test box capable of testing temperature, humidity and height, wherein a test box bottom plate is arranged below the environment test box, a mounting hole is formed in the middle of the test box bottom plate, and a four-comprehensive environment sealing structure is arranged in the mounting hole of the test box bottom plate in a penetrating manner, and comprises a transition head heat insulating plate, a transition head, a film rolling pressure plate heat insulating plate, a film rolling pressure plate, a film rolling mounting plate, a metal corrugated pipe, a static sealing ring, a U-shaped film rolling first and a table top screw; the transition head top is provided with the transition head heat insulating board, and the membrane rolling pressing plate heat insulating board sets up on the outer wall of transition head, and the membrane rolling pressing plate sets up in the below of membrane rolling pressing plate heat insulating board, and the membrane rolling mounting panel is installed in test box bottom plate top, and U type rolling membrane one sets up between transition head and membrane rolling pressing plate and membrane rolling mounting panel, and the metal bellows sets up in test box bottom plate below, and four comprehensive environment seal structure bottom is provided with the shaking table, and the shaking table middle part is shaking table moving part, is provided with shaking table upper cover plate on the shaking table lateral wall, is provided with U type rolling membrane two between shaking table upper cover plate top and the shaking table moving part.
As a further scheme of the invention: the first U-shaped rolling film is connected with the transition head and the rolling film mounting plate in a clamping and pressing mode, sealing grooves are formed in the opposite side walls of the transition head and the rolling film mounting plate, one end of the first U-shaped rolling film is arranged in the sealing grooves of the transition head, the other end of the first U-shaped rolling film is arranged in the sealing grooves of the rolling film mounting plate, and a U-shaped arm of the first U-shaped rolling film is located between the transition head and the rolling film pressing plate.
As a further scheme of the invention: the upper end of the metal corrugated pipe is provided with an upper flange, the lower end of the metal corrugated pipe is provided with a lower flange, the upper flange of the metal corrugated pipe is connected with the rolling film mounting plate through screws, and the lower flange of the metal corrugated pipe is connected with the upper cover plate of the vibrating table through screws.
As a further scheme of the invention: the transition head heat insulating plate is connected with the transition head through the table top screw, the rolling film pressing plate heat insulating plate is connected with the transition head through the screw, the rolling film pressing plate heat insulating plate is connected with the rolling film pressing plate through the screw, and the rolling film mounting plate is connected with the bottom plate of the test box through the screw.
As a further scheme of the invention: the transition head is connected with the top of the vibrating table moving part through a screw, one end of the U-shaped rolling film is clamped and pressed between the vibrating table upper cover plate and the pressing block above the vibrating table upper cover plate, and the other end of the U-shaped rolling film is arranged in a groove positioned on one side of the vibrating table moving part and positioned on the second side of the U-shaped rolling film.
As a further scheme of the invention: and a movable gap is formed between the four comprehensive environment sealing structures and the mounting hole of the bottom plate of the test box.
As a further scheme of the invention: and a movable gap of 2-5mm is arranged between the four comprehensive environment sealing structures and the mounting hole of the bottom plate of the test box.
As a further scheme of the invention: the first U-shaped rolling film and the second U-shaped rolling film are made of rubber.
As a further scheme of the invention: a static sealing ring is arranged between the upper flange of the metal corrugated pipe and the bottom plate of the test box, a static sealing ring is arranged between the lower flange of the metal corrugated pipe and the upper cover plate of the vibrating table, and a static sealing ring is arranged between the bottom plate of the test box and the rolling film mounting plate.
As a further scheme of the invention: the static sealing ring is an O-shaped sealing ring.
The invention discloses a temperature, humidity, height and vibration four-comprehensive environment sealing system, which is a sealing system applied to temperature, humidity, height and vibration four-comprehensive environment tests.
Compared with the prior art, the invention has the beneficial effects that:
1. the transition head heat insulation plate is arranged above the transition head, so that the temperature of the temperature, humidity and high-environment test box can be prevented from being transmitted to the transition device and then transmitted to the vibration table, the vibration table is effectively protected from being influenced by the temperature, and the working reliability of the vibration table is improved.
2. One end of the U-shaped rolling film I is connected with the rolling film mounting plate, and the other end of the U-shaped rolling film I is connected with the transition head, so that pressure leakage in the environment test box can be prevented in the vibration process of the transition head, and the U-shaped rolling film I is fixed through the transition head, the rolling film mounting plate and the rolling film pressing plate.
3. According to the invention, the static sealing ring is positioned between the bottom plate of the test box and the rolling film mounting plate, between the bottom plate of the test box and the upper flange of the metal corrugated pipe, and between the lower flange of the metal corrugated pipe and the upper cover plate of the vibrating table, and the double sealing is carried out on the environmental test box through the static sealing ring and the U-shaped rolling film, so that the pressure leakage problem of the environmental test box is effectively prevented.
Drawings
Fig. 1 is an outline view of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
FIG. 3 is an enlarged schematic view of FIG. 2 at A;
FIG. 4 is an enlarged schematic view of FIG. 2 at B;
fig. 5 is an enlarged schematic view at C in fig. 2.
In the figure: 1. an environmental test chamber; 1-1, a bottom plate of a test box; 2. a fourth comprehensive environmental sealing structure; 2-1, a transition head heat insulation plate; 2-2, a transition head; 2-3, rolling film pressing plate heat insulation plate; 2-4, film rolling pressing plates; 2-5, a film rolling mounting plate; 2-6, a metal corrugated pipe; 2-7, a static sealing ring; 2-8, a U-shaped rolling film I; 2-9, table top screws; 3. a vibration table; 3-1, a vibrating table moving part; 3-2, a vibrating table upper cover plate; and 3-3U-shaped rolling film II.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, in the embodiment of the invention, a temperature, humidity, high vibration four-comprehensive environment sealing system comprises an environment test box 1 capable of testing temperature, humidity and height, a test box bottom plate 1-1 is arranged below the environment test box 1, a mounting hole is formed in the middle of the test box bottom plate 1-1, a four-comprehensive environment sealing structure 2 is penetrated in the mounting hole of the test box bottom plate 1-1, and the four-comprehensive environment sealing structure 2 comprises a transition head heat insulation plate 2-1, a transition head 2-2, a rolling film pressing plate heat insulation plate 2-3, a rolling film pressing plate 2-4, a rolling film mounting plate 2-5, a metal corrugated pipe 2-6, a static sealing ring 2-7, a U-shaped rolling film one 2-8 and a table top screw 2-9; the transition head 2-2 is provided with a transition head heat insulating plate 2-1, the rolling film pressing plate heat insulating plate 2-3 is arranged on the outer wall of the transition head 2-2, the rolling film pressing plate 2-4 is arranged below the rolling film pressing plate heat insulating plate 2-3, the rolling film mounting plate 2-5 is arranged above the test box bottom plate 1-1, the U-shaped rolling film I2-8 is arranged between the transition head 2-2, the rolling film pressing plate 2-4 and the rolling film mounting plate 2-5, the metal corrugated pipe 2-6 is arranged below the test box bottom plate 1-1, the bottom end of the four comprehensive environment sealing structure 2 is provided with a vibrating table 3, the middle part of the vibrating table 3 is provided with a vibrating table moving part 3-1, the side wall of the vibrating table 3 is provided with a vibrating table upper cover plate 3-2, and the U-shaped rolling film II 3-3 are arranged between the upper part of the vibrating table upper cover plate 3-2 and the vibrating table moving part 3-1.
The U-shaped rolling film I2-8 is connected with the transition head 2-2 and the rolling film mounting plate 2-5 in a clamping and pressing mode, sealing grooves are formed in the opposite side walls of the transition head 2-2 and the rolling film mounting plate 2-5, one end of the U-shaped rolling film I2-8 is arranged in the sealing groove of the transition head 2-2, the other end of the U-shaped rolling film I2-8 is arranged in the sealing groove of the rolling film mounting plate 2-5, and a U-shaped arm of the U-shaped rolling film I2-8 is located between the transition head 2-2 and the rolling film pressing plate 2-4.
The upper end of the metal corrugated pipe 2-6 is provided with an upper flange, the lower end of the metal corrugated pipe 2-6 is provided with a lower flange, the upper flange of the metal corrugated pipe 2-6 is connected with the rolling film mounting plate 2-5 through screws, and the lower flange of the metal corrugated pipe 2-6 is connected with the vibrating table upper cover plate 3-2 through screws.
Wherein, be provided with mesa screw 2-9 between transition head heat insulating board 2-1 and the transition head 2-2, transition head heat insulating board 2-1 passes through mesa screw 2-9 with transition head 2-2 to be connected, and the roll membrane clamp plate heat insulating board 2-3 passes through screw connection with transition head 2-2, and roll membrane clamp plate heat insulating board 2-3 passes through screw connection with roll membrane clamp plate 2-4, and roll membrane mounting panel 2-5 passes through screw connection with test box bottom plate 1-1.
By adopting the screws for fixation, the four-comprehensive-environment sealing structure 2 can be conveniently installed and disassembled.
The transition head 2-2 is connected with the top of the vibrating table moving part 3-1 through a screw, one end of the U-shaped rolling film II 3-3 is clamped and pressed between the vibrating table upper cover plate 3-2 and a pressing block above the vibrating table upper cover plate 3-2, and the other end of the U-shaped rolling film II 3-3 is arranged in a groove positioned on one side of the U-shaped rolling film II 3-3 on the vibrating table moving part 3-1.
The transition head 2-2 is connected with the vibrating table moving part 3-1 through screws, so that the transition head 2-2 is convenient to mount and dismount with the vibrating table 3 and the transition head heat insulation plate 2-1; the internal space pressure of the vibrating table 3 is isolated from the space pressure between the metal corrugated pipe 2-6 and the transition head 2-2 by adopting the U-shaped rolling film II 3-3, so that the two space pressures are prevented from being communicated.
Wherein, a movable clearance is arranged between the four comprehensive environment sealing structures 2 and the mounting hole of the bottom plate 1-1 of the test box.
Wherein, a movable gap of 2-5mm is arranged between the four comprehensive environment sealing structures 2 and the mounting hole of the bottom plate 1-1 of the test box.
Wherein, U type roll membrane one 2-8 and U type roll membrane two 3-3 all adopt rubber to make.
Wherein, be provided with static seal 2-7 between the upper flange of metal bellows 2-6 and the test box bottom plate 1-1, be provided with static seal 2-7 between the lower flange of metal bellows 2-6 and the upper cover plate 3-2 that is located the shaking table, be provided with static seal 2-7 between test box bottom plate 1-1 and the roll membrane mounting panel 2-5.
Wherein the static sealing rings 2-7 are O-shaped sealing rings.
The static sealing ring 2-7 isolates the internal space of the environmental test chamber 1 from the space pressure between the metal corrugated pipe 2-6 and the transition head 2-2, so that the two space pressures are prevented from being communicated, the metal corrugated pipe 2-6 plays a secondary sealing role on the pressure of the environmental test chamber, and the pressure leakage of the environmental pressure chamber is effectively prevented.
The working principle of the invention is as follows: when the sealing structure is installed, the lower flange of the metal corrugated pipe 2-6 and the upper cover plate 3-2 of the vibrating table are fastened by adopting screws, and the lower flange and the upper cover plate are sealed by adopting the static sealing ring 2-7; the upper flange of the metal corrugated pipe 2-6 is fastened with the test box bottom plate 1-1 by bolts, the upper flange and the test box bottom plate are sealed by adopting the static sealing ring 2-7, the transition head 2-2 is installed after the installation of the metal corrugated pipe 2-6 is completed, the transition head 2-2 passes through the installation hole of the test box bottom plate 1-1 and is placed above the moving part of the vibrating table 3, the transition head 2-2 and the moving part of the vibrating table 3 are ensured to be coaxial, and the transition head 2-2 and the moving part of the vibrating table 3 are fastened by adopting the bolts. Placing a film rolling mounting plate 2-5 above the test box bottom plate 1-1 and coaxial with the mounting hole of the test box bottom plate 1-1, fastening the film rolling mounting plate 2-5 and the test box bottom plate 1-1 by adopting a screw, and sealing between the film rolling mounting plate 2-5 and the test box bottom plate 1-1 by adopting a static sealing ring 2-7; then one end of the U-shaped rolling film I2-8 is installed in the sealing groove of the transition head 2-2, the other end is installed in the sealing groove of the rolling film mounting plate 2-5, and then the rolling film pressing plate 2-4 is placed above the rolling film mounting plate 2-5, so that the rolling film mounting plate 2-5 and the rolling film pressing plate 2-4 are coaxial, and the U-shaped rolling film I2-8 is required to be located between the transition head 2-2 and the rolling film pressing plate 2-4. The U-shaped rolling film I2-8 and the static sealing ring 2-7 between the rolling film mounting plate 2-5 and the environment test box 1 isolate the internal space of the environment test box from the space pressure between the metal corrugated pipe 2-6 and the transition head 2-2, so that the two space pressures are prevented from being communicated. The metal bellows 2-6 plays a secondary sealing role on the pressure of the environmental test chamber 1, and effectively prevents the pressure leakage of the environmental test chamber. In order to facilitate the installation of the test piece on the transition head 2-2 and the installation of the table top screw 2-9, the transition head heat insulation plate 2-1 is positioned above the transition head 2-2, so that the temperature of the environment test box 1 can be prevented from being conducted to the four comprehensive environment sealing structure 2 and then transmitted to the vibration table 3, the vibration table 3 is effectively protected from being influenced by the temperature, and the working reliability of the vibration table 3 is improved.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a four comprehensive environment sealing system of temperature, humidity, height, shake, including environmental test case (1) that can test temperature, humidity and height, its characterized in that: a test box bottom plate (1-1) is arranged below the environment test box (1), a mounting hole is formed in the middle of the test box bottom plate (1-1), four comprehensive environment sealing structures (2) are arranged in the mounting hole of the test box bottom plate (1-1) in a penetrating manner, each four comprehensive environment sealing structure (2) comprises a transition head heat insulation plate (2-1), a transition head (2-2), a rolling film pressing plate heat insulation plate (2-3), a rolling film pressing plate (2-4), a rolling film mounting plate (2-5), a metal corrugated pipe (2-6), a static sealing ring (2-7), a U-shaped rolling film I (2-8) and a table top screw (2-9); a transition head heat insulation plate (2-1) is arranged above the transition head (2-2), a rolling film pressing plate heat insulation plate (2-3) is arranged on the outer wall of the transition head (2-2), a rolling film pressing plate (2-4) is arranged below the rolling film pressing plate heat insulation plate (2-3), a rolling film mounting plate (2-5) is arranged above the test box bottom plate (1-1), a U-shaped rolling film I (2-8) is arranged between the transition head (2-2) and the rolling film pressing plate (2-4) and the rolling film mounting plate (2-5), a metal corrugated pipe (2-6) is arranged below the test box bottom plate (1-1), a vibrating table (3) is arranged at the bottom end of the four comprehensive environment sealing structure (2), the middle part of the vibrating table (3) is a vibrating table moving part (3-1), a vibrating table upper cover plate (3-2) is arranged on the side wall of the vibrating table, and a U-shaped rolling film II (3-3) is arranged between the upper part of the vibrating table upper cover plate (3-2) and the vibrating table moving part (3-1).
The U-shaped rolling film I (2-8) is connected with the transition head (2-2) and the rolling film mounting plate (2-5) in a clamping and pressing mode, sealing grooves are formed in the opposite side walls of the transition head (2-2) and the rolling film mounting plate (2-5), one end of the U-shaped rolling film I (2-8) is arranged in the sealing groove of the transition head (2-2), the other end of the U-shaped rolling film I is arranged in the sealing groove of the rolling film mounting plate (2-5), and a U-shaped arm of the U-shaped rolling film I (2-8) is positioned between the transition head (2-2) and the rolling film pressing plate (2-4);
the upper end of the metal corrugated pipe (2-6) is provided with an upper flange, the lower end of the metal corrugated pipe (2-6) is provided with a lower flange, the upper flange of the metal corrugated pipe (2-6) is connected with the rolling film mounting plate (2-5) through screws, and the lower flange of the metal corrugated pipe (2-6) is connected with the vibrating table upper cover plate (3-2) through screws;
a table-board screw (2-9) is arranged between the transition head heat insulating plate (2-1) and the transition head (2-2), the transition head heat insulating plate (2-1) is connected with the transition head (2-2) through the table-board screw (2-9), the rolling film pressing plate heat insulating plate (2-3) is connected with the transition head (2-2) through the screw, the rolling film pressing plate heat insulating plate (2-3) is connected with the rolling film pressing plate (2-4) through the screw, and the rolling film mounting plate (2-5) is connected with the bottom plate (1-1) of the test box through the screw;
the transition head (2-2) is connected with the top of the vibrating table moving part (3-1) through a screw, one end of the U-shaped rolling film II (3-3) is clamped and pressed between the vibrating table upper cover plate (3-2) and the pressing block above the vibrating table upper cover plate (3-2), and the other end of the U-shaped rolling film II (3-3) is arranged in a groove positioned on one side of the U-shaped rolling film II (3-3) on the vibrating table moving part (3-1).
2. A system for sealing a warm, humid, high and vibrating environment according to claim 1, wherein: a movable gap is arranged between the four comprehensive environment sealing structures (2) and the mounting hole of the bottom plate (1-1) of the test box.
3. A system for sealing a warm, humid, high and vibrating environment according to claim 2, wherein: a movable gap of 2-5mm is arranged between the four comprehensive environment sealing structures (2) and the mounting hole of the bottom plate (1-1) of the test box.
4. A system for sealing a warm, humid, high and vibrating environment according to claim 1, wherein: the U-shaped rolling film I (2-8) and the U-shaped rolling film II (3-3) are made of rubber.
5. A system for sealing a warm, humid, high and vibrating environment according to claim 1, wherein: a static sealing ring (2-7) is arranged between the upper flange of the metal corrugated pipe (2-6) and the bottom plate (1-1) of the test box, a static sealing ring (2-7) is arranged between the lower flange of the metal corrugated pipe (2-6) and the upper cover plate (3-2) of the vibrating table, and a static sealing ring (2-7) is arranged between the bottom plate (1-1) of the test box and the rolling film mounting plate (2-5).
6. A system for sealing a warm, humid, high and vibrating environment according to claim 1, wherein: the static sealing rings (2-7) are O-shaped sealing rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111541376.XA CN114383797B (en) | 2021-12-16 | 2021-12-16 | Four comprehensive environment sealing systems of warm, wet, high and vibration |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111541376.XA CN114383797B (en) | 2021-12-16 | 2021-12-16 | Four comprehensive environment sealing systems of warm, wet, high and vibration |
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| CN114383797A CN114383797A (en) | 2022-04-22 |
| CN114383797B true CN114383797B (en) | 2024-04-09 |
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| CN114985022B (en) * | 2022-04-28 | 2023-07-21 | 机械工业仪器仪表综合技术经济研究所 | Environment comprehensive test system with multiple environment parameters |
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