CN206205741U - Super low temperature environment simulation equipment door sealing structure - Google Patents
Super low temperature environment simulation equipment door sealing structure Download PDFInfo
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- CN206205741U CN206205741U CN201621067846.8U CN201621067846U CN206205741U CN 206205741 U CN206205741 U CN 206205741U CN 201621067846 U CN201621067846 U CN 201621067846U CN 206205741 U CN206205741 U CN 206205741U
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- tank wall
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Abstract
The utility model is related to testing equipment technical field, more particularly to a kind of super low temperature environment simulation equipment door sealing structure, including equipment tank wall and equipment gate, ecto-entad is sequentially provided with external application type silica gel sealing bar, middle warm type silica gel sealing bar, the warm device of door side resistance and the warm device of tank wall resistance between equipment tank wall and equipment gate, equipment tank wall is provided with temperature control heating tape, temperature control heating tape is placed between external application type silica gel sealing bar and middle warm type silica gel sealing bar, equipment gate is provided with temperature probe, and temperature probe is connected with controller signals.The present apparatus designs layered thermal insulation mechanism at the ultralow temperature big door sealing of simulated environmental test equipment, so that cold obtains effectively successively decreasing step by step in extraneous exchange process, wherein heat-insulation layer have temp probe for detect by the temperature after obstruct, by controller analyze after so that control whether to carry out temperature-compensating, the service life of extension device.
Description
Technical field
The utility model is related to testing equipment technical field, more particularly to a kind of super low temperature environment simulation equipment door sealing knot
Structure.
Background technology
With expanding economy and the raising of research and development ability, super low temperature environment simulation is tested by increasing scientific research machine
Structure, Aero-Space and military industry field are paid attention to.Therefore subzero 196 degrees Celsius become the important of overtemperature environmental simulation test
Index, conventional environment analog machine is, using silicon rubber as encapsulant, sealing effect to be strengthened by being designed to different patterns
Really, but due to the limitation of material attribute in itself, causes it that surface occurs after exceeding -70 DEG C with simulated environment Contact Temperature hard
Change, gradually fracture loses sealing effectiveness, all the time, researcher constantly explores new low temperature material, but to current
Untill can also be with the simulated environment of -196 DEG C of directly contact without suitable flexible sealing material in market scope.
Utility model content
The purpose of this utility model is to overcome the shortcomings of above-mentioned technology, and provides a kind of super low temperature environment simulation appliance doors
Sealing is ensure that under sealing structure, low temperature environment, and the life-span is strong.
The utility model to achieve the above object, using following technical scheme：
A kind of super low temperature environment simulation equipment door sealing structure, it is characterised in that:Including equipment tank wall and equipment gate,
Ecto-entad is sequentially provided with external application type silica gel sealing bar, middle warm type silica gel sealing between the equipment tank wall and equipment gate
Bar, the warm device of door side resistance and the warm device of tank wall resistance, the equipment tank wall are provided with temperature control heating tape, and the temperature control heating tape is put
Between the external application type silica gel sealing bar and middle warm type silica gel sealing bar, the equipment gate is provided with temperature probe, described
Temperature probe is connected with controller signals.
Preferably, the temperature probe is located between the external application type silica gel sealing bar and middle warm type silica gel sealing bar.
Preferably, the warm device of door side resistance and the warm device of tank wall resistance are respectively adopted thermal insulation board.
Preferably, airflow guiding device is installed on the inside of the equipment gate.
The beneficial effects of the utility model are:Relative to prior art, the present apparatus is in ultralow temperature simulated environmental test equipment
Layered thermal insulation mechanism is designed at big door sealing so that cold obtains effectively successively decreasing step by step in extraneous exchange process, in temperature
Degree is attenuated within the scope of our special silica gel sealing structures can bear, and aids in temperature detection and stand-by heat protection machine
System, accomplishes that sealed reliable is durable in use, wherein heat-insulation layer have temp probe for detect by the temperature after obstruct, by controlling
After device processed analysis and then control whether to carry out temperature-compensating, while be also one layer of protection device of equipment sealing, extension device
Service life.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Specific embodiment
Below in conjunction with the accompanying drawings and preferred embodiment describes specific embodiment of the present utility model in detail.As shown in figure 1, one
Kind of super low temperature environment simulation equipment door sealing structure, including equipment tank wall 1 and equipment gate 2, in the equipment tank wall and set
Between standby gate ecto-entad be sequentially provided with external application type silica gel sealing bar 3, the warm device 5 of middle warm type silica gel sealing bar 4, door side resistance with
And the warm device 6 of tank wall resistance, layered thermal insulation mechanism is designed at the ultralow temperature big door sealing of simulated environmental test equipment so that cold exists
With obtain effectively successively decreasing step by step in extraneous exchange process, be attenuated to what our special silica gel sealing structures can bear in temperature
Within the scope of, temperature detection and stand-by heat protection mechanism are aided in, accomplish that sealed reliable is durable in use, on the equipment tank wall
Temperature control heating tape 7 is provided with, the temperature control heating tape is placed between the external application type silica gel sealing bar and middle warm type silica gel sealing bar,
The equipment gate is provided with temperature probe 8, and the temperature probe is connected with the signal of controller 9.Temperature probe is to two silica gel
Temperature between sealing strip is measured, control temperature control heating tape to be heated by controller, it is ensured that silica gel sealing bar makes
Use the life-span.Designed by reducing energy compensating, optimal performance is made in terms of energy-conservation, by the continual temperature of ultra-long time
Degree, humidity, damp and hot and pressure test, this set Seal Design can be competent at ultra-low temperature surroundings, and sealing effectiveness stabilization completely,
So that the global reliability of equipment is greatly improved.
In the utility model, the temperature probe is located at the external application type silica gel sealing bar and middle warm type silica gel sealing bar
Between.The warm device of door side resistance and the warm device of tank wall resistance are respectively adopted thermal insulation board.It is provided with the inside of the equipment gate
Airflow guiding device 10.
The present apparatus designs layered thermal insulation mechanism at the ultralow temperature big door sealing of simulated environmental test equipment so that cold with
Obtain effectively successively decreasing step by step in extraneous exchange process, the model that our special silica gel sealing structures can bear is attenuated in temperature
Within enclosing, temperature detection and stand-by heat protection mechanism are aided in, accomplish that sealed reliable is durable in use, wherein having temperature in heat-insulation layer
Degree probe after controller is analyzed and then controls whether to carry out temperature-compensating for detecting by the temperature after obstruct, while
It is also one layer of protection device of equipment sealing, the service life of extension device.
The above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (4)
1. a kind of super low temperature environment simulation equipment door sealing structure, it is characterised in that:Including equipment tank wall and equipment gate,
Between the equipment tank wall and equipment gate ecto-entad be sequentially provided with external application type silica gel sealing bar, middle warm type silica gel sealing bar,
The warm device of door side resistance and the warm device of tank wall resistance, the equipment tank wall are provided with temperature control heating tape, and the temperature control heating tape is placed in
Between the external application type silica gel sealing bar and middle warm type silica gel sealing bar, the equipment gate is provided with temperature probe, the survey
Temperature probe is connected with controller signals.
2. super low temperature environment simulation equipment door sealing structure according to claim 1, it is characterised in that:The temperature probe
Between the external application type silica gel sealing bar and middle warm type silica gel sealing bar.
3. super low temperature environment simulation equipment door sealing structure according to claim 1, it is characterised in that:The door side resistance temperature
Device and the warm device of tank wall resistance are respectively adopted thermal insulation board.
4. super low temperature environment simulation equipment door sealing structure according to claim 1, it is characterised in that:The equipment gate
Inner side airflow guiding device is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621067846.8U CN206205741U (en) | 2016-09-20 | 2016-09-20 | Super low temperature environment simulation equipment door sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621067846.8U CN206205741U (en) | 2016-09-20 | 2016-09-20 | Super low temperature environment simulation equipment door sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206205741U true CN206205741U (en) | 2017-05-31 |
Family
ID=58762370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621067846.8U Active CN206205741U (en) | 2016-09-20 | 2016-09-20 | Super low temperature environment simulation equipment door sealing structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN206205741U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106401427A (en) * | 2016-09-20 | 2017-02-15 | 天津航天瑞莱科技有限公司 | Seal structure for ultralow temperature environment simulation equipment door |
-
2016
- 2016-09-20 CN CN201621067846.8U patent/CN206205741U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106401427A (en) * | 2016-09-20 | 2017-02-15 | 天津航天瑞莱科技有限公司 | Seal structure for ultralow temperature environment simulation equipment door |
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