CN205229329U - Invariable cold thermal shock test case of humidity - Google Patents
Invariable cold thermal shock test case of humidity Download PDFInfo
- Publication number
- CN205229329U CN205229329U CN201520924065.5U CN201520924065U CN205229329U CN 205229329 U CN205229329 U CN 205229329U CN 201520924065 U CN201520924065 U CN 201520924065U CN 205229329 U CN205229329 U CN 205229329U
- Authority
- CN
- China
- Prior art keywords
- test
- humidity
- thermal shock
- test section
- temperature region
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The utility model relates to a cold thermal shock test equipment, indicate especially one kind by cold and hot performance and humidity integrated invariable cold thermal shock test case of humidity, including the experimental cabinet body and a control system, the cabinet is internal, and evaporimeter, heater and wind turbine fan are installed to the high -temperature region mainly by product test district, high -temperature region, freezing district, water tank and constant humidity system composition, and temperature sensor, humidity transducer, harmful gas induction system, smog induction system with control system electric connection are installed to the test section, and freezing district is main including condenser, filter, product test 0, compressor and wind turbine fan, high -temperature region, freezing district are linked together through storing up wen gaowen groove, constant temperature cryostat and test section respectively, through the wind energy in order to carry out cold and hot cyclic transformation, the constant humidity system adjusts humidity and keeps invariable through the humidifier, the utility model discloses it is controllable that humidity is adjustable, does to keep humidity invariable to realize cold thermal shock test under the humidity environment, satisfy the test demand, also improve the measuring accuracy.
Description
Technical field
The utility model relates to a kind of cold shock testing equipment, espespecially a kind of by cold and hot performance and the integrated a kind of moisture constant thermal shock test chamber of humidity.
Background technology
In electronics production and processing, normal employing thermal shock test chamber is the function situation under high temperature and cryogenic conditions with checkout electronic product or electronic component, normally uses under being guaranteed the environment of its conversion that can cold and heat succeed each other by cold shock testing; On the other hand, the chamber of normal employing humidification is to test electronic product or the properties of product of electronic component under humidity environment; But, existing chamber when meet product cold and heat succeed each other environmental performance test but can not meet the Performance Detection of product at humidity environment, when carrying out two Performance Detection to product simultaneously, product successively transfer product is needed to detect in different testing equipments, product is difficult to the change avoiding product property in the process of transfer environment, the result causing properties of product to detect is undesirable also inaccurate, therefore also there is more limitation when product carries out cold shock testing, properties of product test can not be met to the demand of efficiency and accuracy.
Summary of the invention
For solving the problem, the utility model is intended to open a kind of cold shock testing equipment, espespecially a kind of by cold and hot performance and the integrated a kind of moisture constant thermal shock test chamber of humidity.
For achieving the above object, the technical solution adopted in the utility model is: a kind of moisture constant thermal shock test chamber, described chamber comprises chamber cabinet and a control system thereof, primarily of product test district, high-temperature region, freeze space, water tank and constant humidity system composition in cabinet, high-temperature region, freeze space are connected with test section respectively; It is characterized in that, described high-temperature region is provided with evaporator, well heater and wind wheel fan; Described test section is provided with the temperature sensor, humidity sensor, harmful gas induction installation, the smoke sensing device that are electrically connected with control system, and by control system feedback-induced information; Described freeze space mainly comprises condenser, filtrator, oil separator, compressor and wind wheel fan; Described high-temperature region, freeze space are connected with test section respectively by temperature storage high temperature groove, constant temperature cryostat, and passage port is provided with air channel barrier, the wind energy that the wind wheel fan that the test environment in test section is installed by high-temperature region and freeze space exports is changed with the circulation carrying out hot and cold environment; Described constant humidity system regulates humidity by humidifier and keeps constant, and humidifier is arranged in test section.
Described control system is PLC control device, also includes supervising device and long-distance operating device, and wherein PLC control device is arranged on cabinet shell to control the work of cabinet build-in test in real time, and supervising device is arranged in test section with Real-time Collection product test information.
Also include temperature return test macro in described chamber cabinet, be made up of condensation circulating device and defrost cycle device, when the circulating device startup work that condenses makes product surface form condensation layer, defrost cycle device starts defrosting work automatically.
Described temperature return test macro is provided with timer, by the thermal recovery time of timer test products after automatic defrosting.
Described test section is arranged on left side in cabinet, and high-temperature region is connected to above test section, and freeze space is connected on the right side of test section.
Described control system is provided with time set, by transfer process time when hot and cold environment is changed mutually in time set calculating casing.
Be connected with baffle plate rotating shaft under described air channel barrier, moved by air cylinder driven baffle plate rotating shaft adjustable air duct baffle plate, thus control opening or closed state of high-temperature region or freeze space and test section port.
Described long-distance operating device can by mobile phone A PP application controls or by computer utility Long-distance Control.
The beneficial effects of the utility model are embodied in: the utility model makes the humidity in casing adjustable controlled according to actual needs by humidifier, also moisture constant can be kept, and cold shock testing is realized under humidity environment, meet testing requirement, and reduce experimentation cost, elapsed time, energy resources, improve test effect, measuring accuracy.
Accompanying drawing explanation
Fig. 1 is the utility model contour structures schematic diagram.
Fig. 2 is the utility model inner structure schematic diagram.
Fig. 3 is the utility model inner structure vertical view.
Accompanying drawing mark illustrates: 1-cabinet, 2-control system, 3-test section, 4-high-temperature region, 5-freeze space, 6-water tank, 21-PLC control device, 22-supervising device, 23-long-distance operating device, 31-temperature sensor, 32-humidity sensor, 33-harmful gas induction installation, 34-smoke sensing device, 35-humidifier, 41-evaporator, 42-well heater, 43-wind wheel fan, 44-temperature storage high temperature groove, 45-air channel barrier, the rotating shaft of 46-baffle plate, 51-wind wheel fan, 52-condenser, 53-filtrator, 54-oil separator, 55-compressor, 57-constant temperature cryostat.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing:
A kind of moisture constant thermal shock test chamber, described chamber comprises a chamber cabinet 1 and control system 2 thereof, primarily of product test district 3, high-temperature region 4, freeze space 5, water tank 6 and constant humidity system composition in cabinet 1, described test section 3 is arranged on left side in cabinet 1, high-temperature region 4 is connected to above test section 3, freeze space 5 is connected on the right side of test section 3, and water tank 6 is arranged on test section 3 bottom right side; High-temperature region 4, freeze space 5 are connected with test section 3 respectively; Described high-temperature region 4 is provided with evaporator 41, well heater 42 and wind wheel fan 43; Described test section 3 is provided with the temperature sensor 31, humidity sensor 32, harmful gas induction installation 33, the smoke sensing device 34 that are electrically connected with control system 2, and by control system 2 feedback-induced information; Described freeze space 5 mainly comprises condenser 52, filtrator 53, oil separator 54, compressor 55 and wind wheel fan 51; Described high-temperature region 4, freeze space 5 are connected with test section 3 respectively by temperature storage high temperature groove 44, constant temperature cryostat, 57, and passage port is provided with air channel barrier 45, baffle plate rotating shaft 46 is connected with under described air channel barrier 45, moved by air cylinder driven baffle plate rotating shaft 46 adjustable air duct baffle plate 45, thus control opening or closed state of high-temperature region 4 or freeze space 5 and test section 3 port; The wind energy that the wind wheel fan that test environment in test section 3 is installed by high-temperature region 4 and freeze space 5 exports is changed with the circulation carrying out hot and cold environment; Described constant humidity system regulates humidity by humidifier 35 and keeps constant, and humidifier 35 is arranged in test section 3; Described control system 2 is PLC control device 21, also include supervising device 22 and long-distance operating device 23, wherein PLC control device 21 is arranged on cabinet 1 shell to control the work of cabinet 1 build-in test in real time, and supervising device 22 is arranged in test section 3 with Real-time Collection product test information; Described long-distance operating device can by mobile phone A PP application controls or by computer utility Long-distance Control; Described control system 2 is provided with time set, by transfer process time when hot and cold environment is changed mutually in time set calculating casing; Temperature return test macro is also included in described chamber cabinet 1, be made up of condensation circulating device and defrost cycle device, when the circulating device startup work that condenses makes product surface form condensation layer, defrost cycle device starts defrosting work automatically, described temperature return test macro is provided with timer, by the thermal recovery time of timer test products after automatic defrosting.
The above, it is only preferred embodiment of the present utility model, not technical scope of the present utility model is imposed any restrictions, the technician of the industry, under the inspiration of the technical program, some distortion and amendment can be made, every above embodiment is done according to technical spirit of the present utility model any amendment, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (8)
1. a moisture constant thermal shock test chamber, described chamber comprises chamber cabinet and a control system thereof, primarily of product test district, high-temperature region, freeze space, water tank and constant humidity system composition in cabinet, high-temperature region, freeze space are connected with test section respectively; It is characterized in that, described high-temperature region is provided with evaporator, well heater and wind wheel fan; Described test section is provided with the temperature sensor, humidity sensor, harmful gas induction installation, the smoke sensing device that are electrically connected with control system, and by control system feedback-induced information; Described freeze space mainly comprises condenser, filtrator, oil separator, compressor and wind wheel fan; Described high-temperature region, freeze space are connected with test section respectively by temperature storage high temperature groove, constant temperature cryostat, and passage port is provided with air channel barrier, the wind energy that the wind wheel fan that the test environment in test section is installed by high-temperature region and freeze space exports is changed with the circulation carrying out hot and cold environment; Described constant humidity system regulates humidity by humidifier and keeps constant, and humidifier is arranged in test section.
2. a kind of moisture constant thermal shock test chamber according to claim 1, it is characterized in that, described control system is PLC control device, also include supervising device and long-distance operating device, wherein PLC control device is arranged on cabinet shell to control the work of cabinet build-in test in real time, and supervising device is arranged in test section with Real-time Collection product test information.
3. a kind of moisture constant thermal shock test chamber according to claim 1, it is characterized in that, temperature return test macro is also included in described chamber cabinet, be made up of condensation circulating device and defrost cycle device, when the circulating device startup work that condenses makes product surface form condensation layer, defrost cycle device starts defrosting work automatically.
4. a kind of moisture constant thermal shock test chamber according to claim 3, is characterized in that: described temperature return test macro is provided with timer, by the thermal recovery time of timer test products after automatic defrosting.
5. a kind of moisture constant thermal shock test chamber according to claim 1, is characterized in that, described test section is arranged on left side in cabinet, and high-temperature region is connected to above test section, and freeze space is connected on the right side of test section.
6. a kind of moisture constant thermal shock test chamber according to claim 1, is characterized in that: described control system is provided with time set, by transfer process time when hot and cold environment is changed mutually in time set calculating casing.
7. a kind of moisture constant thermal shock test chamber according to claim 1, it is characterized in that: under described air channel barrier, be connected with baffle plate rotating shaft, moved by air cylinder driven baffle plate rotating shaft adjustable air duct baffle plate, thus control opening or closed state of high-temperature region or freeze space and test section port.
8. a kind of moisture constant thermal shock test chamber according to claim 2, is characterized in that: described long-distance operating device can by mobile phone A PP application controls or by computer utility Long-distance Control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520924065.5U CN205229329U (en) | 2015-11-18 | 2015-11-18 | Invariable cold thermal shock test case of humidity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520924065.5U CN205229329U (en) | 2015-11-18 | 2015-11-18 | Invariable cold thermal shock test case of humidity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205229329U true CN205229329U (en) | 2016-05-11 |
Family
ID=55904386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520924065.5U Active CN205229329U (en) | 2015-11-18 | 2015-11-18 | Invariable cold thermal shock test case of humidity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205229329U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106918524A (en) * | 2017-03-25 | 2017-07-04 | 吴江市海拓仪器设备有限公司 | A kind of thermal shock system and its thermal shock machine with the system |
| CN108421565A (en) * | 2018-05-24 | 2018-08-21 | 东莞市捷新检测设备有限公司 | A kind of environmental stress screening testing machine |
-
2015
- 2015-11-18 CN CN201520924065.5U patent/CN205229329U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106918524A (en) * | 2017-03-25 | 2017-07-04 | 吴江市海拓仪器设备有限公司 | A kind of thermal shock system and its thermal shock machine with the system |
| CN106918524B (en) * | 2017-03-25 | 2023-07-14 | 吴江市海拓仪器设备有限公司 | Cold and hot impact system and cold and hot impact machine with same |
| CN108421565A (en) * | 2018-05-24 | 2018-08-21 | 东莞市捷新检测设备有限公司 | A kind of environmental stress screening testing machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104344505B (en) | Control method for intelligent energy-saving dehumidification and thermoregulation system | |
| CN104534618A (en) | Air conditioner control method | |
| CN202921152U (en) | Environmental testing machine and dehumidifying device thereof | |
| CN103697552B (en) | A kind of air-conditioning method that is applicable to communication base station | |
| CN205216859U (en) | Energy -saving constant temperature and moisture test case | |
| CN202420124U (en) | Solar hot-water circulating, heating and drying device | |
| CN205229329U (en) | Invariable cold thermal shock test case of humidity | |
| CN203672088U (en) | Intelligent drying dehumidification heat pump drying box | |
| CN209631228U (en) | A kind of constant temperature and moisture test cabin for vehicle | |
| CN108006868A (en) | Air conditioner and data center | |
| CN206295963U (en) | A kind of walk-in type constant temperature and humidity room | |
| CN205229017U (en) | Weather -proof testing machine of xenon lamp | |
| CN203177615U (en) | Air source heat pump water circulation heating and water circulation condensation dehumidification drying device | |
| CN205119419U (en) | Cabinet air conditioning that no comdenstion water discharged | |
| CN204491254U (en) | The closed clothing-drying wardrobe of a kind of three condenser | |
| CN209563107U (en) | A kind of container data center | |
| CN204963889U (en) | There is not formula testing machine that frosts | |
| CN103557670A (en) | Condensation heat centralized treating system for supermarket refrigerators | |
| CN104006648A (en) | Multi-heat-source-supplied multi-barn independent baking device | |
| CN203550045U (en) | Freezing type mold dehumidifier | |
| CN203132308U (en) | Various-heat-source-heat-supply multi-baking-chamber independent baking device | |
| CN207163111U (en) | Integral air heat pump fruit and vegetable drying machine | |
| CN109496111A (en) | A kind of container data center | |
| CN205540354U (en) | Solar energy air heat collector thermal behavior detects wet device of air accuse control by temperature change of usefulness | |
| CN107940788A (en) | A kind of dehumidifier suitable for hot environment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |