CN206838094U - A kind of combined high low temperature low air pressure testing chamber - Google Patents
A kind of combined high low temperature low air pressure testing chamber Download PDFInfo
- Publication number
- CN206838094U CN206838094U CN201720354978.7U CN201720354978U CN206838094U CN 206838094 U CN206838094 U CN 206838094U CN 201720354978 U CN201720354978 U CN 201720354978U CN 206838094 U CN206838094 U CN 206838094U
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- Prior art keywords
- air pressure
- low temperature
- combined high
- chamber
- pressure testing
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Abstract
The utility model discloses a kind of combined high low temperature low air pressure testing chamber, including chamber body, the chamber body bottom portion is fixed with base, electrical control cubicles are provided with the side body of chamber body one, the chamber body interior is provided with test cabin, wind wheel is provided with the side body of test cabin one, and wind wheel is fixedly connected by pipeline with blower fan, the lower section of the wind wheel vertically one sets gradually having heaters and evaporator from top to bottom, the test cabin side is provided with closure, and visual window is offered on closure, the test cabin bottom is provided with refrigeration unit.In the utility model, it is provided with self diagnosis alarm, can be at the trial, carry out automatic detection for temperature, pressure, overload and short circuit, alarm is sent, improves the security of the combined high low temperature low air pressure testing chamber chamber, refrigeration system, water circuit system and the electric-control system of chamber body interior modularization, and be separately laid out, it is safe.
Description
Technical field
It the utility model is related to chamber technical field, more particularly to a kind of combined high low temperature low air pressure testing chamber.
Background technology
It is true that combined high low temperature low air pressure testing chamber is primarily used for Aeronautics and Astronautics, electronics, national defence, scientific research and other industrial departments
Determine the electronics technology product of electrician（Including component, material and instrument and meter）, act in the individual event of high/low temperature low pressure or simultaneously
Under, carry out storing transportation experiment, and simultaneously can be powered to test specimen and carry out the measure of classical insulation.
But there is some shortcomings part, existing experiment in use for existing combined high low temperature low air pressure testing chamber
Case, it is relatively low for the protective capability of refrigeration unit, refrigeration unit inner compressor can be caused to damage during use, secondly existing height
Combined low temperature low air pressure testing chamber, refrigeration system, water circuit system and electric-control system, do not carry out separating layout, there is certain peace
Full hidden danger.
Utility model content
The purpose of this utility model is and the low gas of a kind of high/low temperature proposed in order to solve shortcoming present in prior art
Press chamber.
To achieve these goals, the utility model employs following technical scheme：A kind of combined high low temperature low air pressure testing chamber,
Including chamber body, the chamber body bottom portion is fixed with base, and electricity is provided with the side body of chamber body one
Cabinet is controlled, the chamber body interior is provided with test cabin, is provided with wind wheel on the side body of test cabin one, and wind wheel passes through
Pipeline is fixedly connected with blower fan, and the lower section of the wind wheel vertically one sets gradually having heaters and evaporation from top to bottom
Device, the test cabin side is provided with closure, and visual window is offered on closure, and the test cabin bottom is provided with refrigeration
Unit, the electrical control cubicles are internally provided with controller, the output end of the controller respectively with EPR Exhaust Pressure Regulator, vapor pres- sure
The input of draught control mechanism, overpressure protector and self diagnosis alarm is electrically connected with.
As further describing for above-mentioned technical proposal：
Control button, display screen, indicator lamp and audible-visual annunciator are provided with the electrical control cubicles.
As further describing for above-mentioned technical proposal：
The refrigeration unit includes condenser, compressor and the pipeline of interconnection.
As further describing for above-mentioned technical proposal：
The output end of the EPR Exhaust Pressure Regulator and the input of refrigeration unit are electrically connected with.
As further describing for above-mentioned technical proposal：
The output end of the evaporator pressure regulator and the input of evaporator are electrically connected with.
In the utility model, EPR Exhaust Pressure Regulator is provided with first, can prevent refrigeration unit inner compressor pressure
It is too high, improve the stability of refrigeration unit, the setting of evaporator pressure regulator, when can prevent that warm from testing, evaporator knot
Ice, the stability and service life of evaporator operation are effectively raised, secondly closure is furnished with the design of visual window, is easy to try
Test cabin inside is observed when testing, then is provided with self diagnosis alarm, automatic detection temperature can be carried out at the trial
Degree, pressure, overload and short circuit, alarm is sent, improve the security of the combined high low temperature low air pressure testing chamber chamber, chamber sheet
Refrigeration system, water circuit system and the electric-control system in internal portion modularization, and separately layout, it is safe.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of combined high low temperature low air pressure testing chamber structural representation；
Fig. 2 is the internal processes block diagram of the utility model electrical control cubicles.
Marginal data：
1- bases, 2- chambers body, 3- electrical control cubicles, 4- heaters, 5- blower fans, 6- wind wheels, 7- test cabins, 8- are visual
Window, 9- closures, 10- refrigeration units, 11- evaporators, 12- controllers, 13- EPR Exhaust Pressure Regulators, the regulation of 14- evaporating pressures
Device, 15- overpressure protectors, 16- self diagnosis alarms.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1-2, a kind of combined high low temperature low air pressure testing chamber, including chamber body 2, the bottom of chamber body 2 are fixed
There is base 1, electrical control cubicles 3 are provided with the side body of chamber body 2 one, chamber body 2 is internally provided with test cabin 7, experiment
Wind wheel 6 is provided with the side body of storehouse 7 one, and wind wheel 6 is fixedly connected by pipeline with blower fan 5, the lower section of wind wheel 6 is vertically
One having heaters 4 and evaporator 11 are set gradually from top to bottom, the side of test cabin 7 is provided with closure 9, and is opened on closure 9
Provided with visual window 8, the bottom of test cabin 7 is provided with refrigeration unit 10, and electrical control cubicles 3 are internally provided with controller 12, controller 12
Output end respectively with EPR Exhaust Pressure Regulator 13, evaporator pressure regulator 14, overpressure protector 15 and self diagnosis alarm 16
Input is electrically connected with.
Control button, display screen, indicator lamp and audible-visual annunciator are provided with electrical control cubicles 3, refrigeration unit 10 includes condensation
Device, compressor and the pipeline of interconnection, the output end of EPR Exhaust Pressure Regulator 13 electrically connect with the input of refrigeration unit 10
Connect, the output end of evaporator pressure regulator 14 is electrically connected with the input of evaporator 11.
Controller 12 is controlled using PLC program, is had timing operation, is stopped function and power-off protection function, overpressure protection
The output end of device 15 is electrically connected with the input of refrigeration unit 10, protects the compressor inside refrigeration unit 10, carries out superpressure
Protection and overtemperature protection, Electric radiant Heating Film is provided with visual window 8, ensure that the sight of observation is clear.
Operation principle：In use, connect power supply first, closure 9 is opened to adding sample to be tested inside test cabin 7
This, has closed closure 9, now can set corresponding test data by the control button in electrical control cubicles 3, so as to electricity
Control the controller 12 inside cabinet 3 control can open blower fan 5, heater 4, evaporator 11 and refrigeration unit 10 accordingly so that examination
Testing position 7 is internally formed the individual event of high/low temperature low pressure or the state acted on simultaneously, and sample to be tested is tested, the process of experiment
In, can be observed by visual window 8, when test period to when, close power supply, take out sample to be tested, viewing test
As a result.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (5)
1. a kind of combined high low temperature low air pressure testing chamber, including chamber body（2）, it is characterised in that the chamber body（2）Bottom
Portion is fixed with base（1）, the chamber body（2）Electrical control cubicles are provided with one side body（3）, the chamber body（2）
It is internally provided with test cabin（7）, the test cabin（7）Wind wheel is provided with one side body（6）, and wind wheel（6）By pipeline with
Blower fan（5）It is fixedly connected, the wind wheel（6）Lower section vertically one set gradually having heaters from top to bottom（4）And steaming
Send out device（11）, the test cabin（7）Side is provided with closure（9）, and closure（9）On offer visual window（8）, the examination
Testing position（7）Bottom is provided with refrigeration unit（10）, the electrical control cubicles（3）It is internally provided with controller（12）, the controller
（12）Output end respectively with EPR Exhaust Pressure Regulator（13）, evaporator pressure regulator（14）, overpressure protector（15）And autodiagnosis
Disconnected alarm（16）Input be electrically connected with.
A kind of 2. combined high low temperature low air pressure testing chamber according to claim 1, it is characterised in that the electrical control cubicles（3）On set
It is equipped with control button, display screen, indicator lamp and audible-visual annunciator.
A kind of 3. combined high low temperature low air pressure testing chamber according to claim 1, it is characterised in that the refrigeration unit（10）Bag
Include condenser, compressor and the pipeline of interconnection.
A kind of 4. combined high low temperature low air pressure testing chamber according to claim 1, it is characterised in that the EPR Exhaust Pressure Regulator
（13）Output end and refrigeration unit（10）Input be electrically connected with.
A kind of 5. combined high low temperature low air pressure testing chamber according to claim 1, it is characterised in that the evaporator pressure regulator
（14）Output end and evaporator（11）Input be electrically connected with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720354978.7U CN206838094U (en) | 2017-04-06 | 2017-04-06 | A kind of combined high low temperature low air pressure testing chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720354978.7U CN206838094U (en) | 2017-04-06 | 2017-04-06 | A kind of combined high low temperature low air pressure testing chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206838094U true CN206838094U (en) | 2018-01-05 |
Family
ID=60791462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720354978.7U Expired - Fee Related CN206838094U (en) | 2017-04-06 | 2017-04-06 | A kind of combined high low temperature low air pressure testing chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206838094U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111289229A (en) * | 2018-11-21 | 2020-06-16 | 永嘉县三和弹簧有限公司 | Spring high-temperature characteristic and fatigue testing machine equipment |
| CN111399573B (en) * | 2020-04-02 | 2021-07-23 | 中国航空工业集团公司北京长城计量测试技术研究所 | Temperature control cavity pressure measuring and controlling device |
-
2017
- 2017-04-06 CN CN201720354978.7U patent/CN206838094U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111289229A (en) * | 2018-11-21 | 2020-06-16 | 永嘉县三和弹簧有限公司 | Spring high-temperature characteristic and fatigue testing machine equipment |
| CN111399573B (en) * | 2020-04-02 | 2021-07-23 | 中国航空工业集团公司北京长城计量测试技术研究所 | Temperature control cavity pressure measuring and controlling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180905 Address after: 100085 room 2001, 17 floor, 2 building, West Wudaokou, Haidian District, Beijing (residence) Patentee after: CIC Test Technology (Beijing) Co.,Ltd. Address before: 527200 Guangdong Yunfu Luoding city Luoping Town, Yang Yang Village Patentee before: Li An |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180105 |