CN217060015U - Intelligent ventilation high-temperature aging test box - Google Patents
Intelligent ventilation high-temperature aging test box Download PDFInfo
- Publication number
- CN217060015U CN217060015U CN202123386258.4U CN202123386258U CN217060015U CN 217060015 U CN217060015 U CN 217060015U CN 202123386258 U CN202123386258 U CN 202123386258U CN 217060015 U CN217060015 U CN 217060015U
- Authority
- CN
- China
- Prior art keywords
- box body
- ventilation
- air
- inlet pipe
- test
- 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
Images
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The application relates to an intelligent ventilation high-temperature aging test box, which relates to the technical field of aging test boxes and comprises a box body, wherein a test cavity is formed in the box body; the box body is provided with a ventilation air inlet pipe and a ventilation air outlet pipe in a penetrating way, and the ventilation air inlet pipe and the ventilation air outlet pipe are communicated with the test cavity; the air exchange air inlet pipe and the air exchange air outlet pipe are respectively positioned at two ends of the box body, air exchange air channels are formed in the box body and the test cavity, and an air exchange fan is arranged at the position, located in the air exchange air channels, of the box body; a first air speed sensor is arranged at the position, located on the ventilation air inlet pipe, of the box body. The application has the effect of accurately measuring the volume of the air exchange in the box body.
Description
Technical Field
The application relates to the technical field of aging test boxes, in particular to an intelligent ventilation high-temperature aging test box.
Background
The air-exchange aging test box is suitable for heat resistance tests of electrical insulating materials and air-exchange aging tests of electronic parts and plasticized products, the adaptability of the air-exchange aging test box to storage and use in a high-temperature environment is checked and judged, and the performance of a sample is measured and compared with that of an unaged sample after the sample is aged in air under the environment simulating high temperature and atmospheric pressure.
The utility model discloses a chinese utility model patent that grant bulletin number is CN21325449U discloses a ventilation formula aging test case, including experimental box, the control box is installed on the right side of experimental box, and the motor is installed in the left side of control box inner wall, and inside the left end of the output shaft of motor run through experimental box and extended to inside, lie in and install the flabellum on the inside motor output shaft of experimental box, the internally mounted of experimental box has the heater, and the top of experimental box is provided with the inlet port.
With respect to the related art among the above, the inventors consider that the following drawbacks occur: when the test sample is tested according to the test standard ISO 188:2011 (GB/T3512: 2014), the air in the aging box should flow slowly, and the air replacement times in the box body are 3-5 times/hour, but the air replacement volume in the box body is difficult to measure accurately by the prior art.
SUMMERY OF THE UTILITY MODEL
In order to the volume of taking a breath in the accurate measurement box, this application provides an intelligence high temperature aging test case of taking a breath.
The application provides a pair of intelligence high temperature aging test chamber of taking a breath adopts following technical scheme:
the intelligent ventilation high-temperature aging test box comprises a box body, wherein a test cavity is formed in the box body; the box body is provided with a ventilation air inlet pipe and a ventilation air outlet pipe in a penetrating way, and the ventilation air inlet pipe and the ventilation air outlet pipe are communicated with the test cavity; the air exchange air inlet pipe and the air exchange air outlet pipe are respectively positioned at two ends of the box body, air exchange air channels are formed in the box body and the test cavity, and an air exchange fan is arranged at the position, located in the air exchange air channels, of the box body; a first air speed sensor is arranged at the position, located on the ventilation air inlet pipe, of the box body.
By adopting the technical scheme, when the high-temperature aging test is carried out on the tested piece, the tested piece is placed in the test cavity of the box body, the ventilation fan carries out ventilation operation on the inside of the box body through the ventilation air inlet pipe and the ventilation air outlet pipe, in addition, during the ventilation operation, external hot air enters the test cavity from the ventilation air duct, and the hot air and the tested piece at the test cavity are subjected to heat exchange, so that the temperature of the tested piece is increased, and the high-temperature aging and ventilation test is carried out on the tested piece; when external hot air enters the ventilation air duct from the ventilation air inlet pipe, the first air speed sensor acquires the air speed, an operator measures the cross-sectional area of the ventilation air inlet pipe again, and the ventilation volume is calculated according to a formula, namely the air speed multiplied by the time multiplied by the cross-sectional area of the ventilation air inlet pipe.
Optionally, the box body is provided with a plurality of sliding parts.
Through adopting above-mentioned technical scheme, the slider is convenient for carry out the position removal to the box is whole, has improved the use convenience of box.
Optionally, a test hole is formed in the box body, and the test hole is communicated with the test cavity.
Through adopting above-mentioned technical scheme, when needs carry out the live-line test to the piece that is surveyed, can export the power cord of the piece that is surveyed through the test hole.
Optionally, the box body is provided with an air pressure balancing hole.
Through adopting above-mentioned technical scheme, when the box did not carry out the operation of taking a breath, atmospheric pressure inside and outside the box can be balanced to the atmospheric pressure balancing hole.
Optionally, a second wind speed sensor is disposed at the ventilation air duct of the box body.
Optionally, a spoiler is disposed at the position of the air exchange duct of the box body.
In summary, the present application at least includes the following beneficial technical effects:
1. a test cavity is arranged in the box body; the box body is provided with a ventilation air inlet pipe and a ventilation air outlet pipe in a penetrating way, and the ventilation air inlet pipe and the ventilation air outlet pipe are communicated with the test cavity; the air exchange air inlet pipe and the air exchange air outlet pipe are respectively positioned at two ends of the box body, air exchange air channels are formed in the box body and the test cavity, and an air exchange fan is arranged at the position, located in the air exchange air channels, of the box body; a first air speed sensor is arranged at the position, located at the air exchange air inlet pipe, of the box body; when a high-temperature aging test is carried out on a tested piece, the tested piece is placed in a test cavity of a box body, a ventilation fan carries out ventilation operation in the box body through a ventilation air inlet pipe and a ventilation air outlet pipe, external hot air enters the test cavity from a ventilation air duct during the ventilation operation, and the hot air is subjected to heat exchange with the tested piece in the test cavity, so that the temperature of the tested piece is raised, and the high-temperature aging ventilation test is carried out on the tested piece; when external hot air enters the ventilation air duct from the ventilation air inlet pipe, the first air speed sensor acquires the air speed, an operator measures the cross sectional area of the ventilation air inlet pipe again, and the ventilation volume can be calculated according to a formula of the ventilation volume (the air speed is multiplied by the time is multiplied by the cross sectional area of the ventilation air inlet pipe).
Drawings
FIG. 1 is an internal perspective view of an intelligent ventilated high-temperature ageing test chamber in an embodiment of the present application.
FIG. 2 is a rear view of the intelligent ventilation high-temperature aging test chamber in the embodiment of the present application, wherein the test hole is highlighted.
FIG. 3 is a side view of the intelligent ventilation high-temperature aging test chamber in the embodiment of the present application, wherein the air pressure balance hole is highlighted.
Fig. 4 is a signal block diagram of a PLC controller of the intelligent ventilation high-temperature aging test chamber in the embodiment of the present application.
Description of the reference numerals: 1. a box body; 2. a test chamber; 3. a slider; 4. a ventilation air inlet pipe; 5. a ventilation air outlet pipe; 6. a ventilation air duct; 7. a ventilation fan; 8. a first wind speed sensor; 9. a second wind speed sensor; 10. a PLC controller; 11. a test well; 12. a sealing plug; 13. an air pressure balancing hole; 14. a spoiler.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses intelligence high temperature aging test case of taking a breath.
Referring to fig. 1 and 2, intelligence high temperature aging test case of taking a breath, including the box 1 that is the cuboid, seted up the test chamber 2 that is the cuboid in the box 1, when carrying out high temperature aging test to the measured piece, will be measured a fixed mounting in test chamber 2. The bottom side wall of the box body 1 is provided with a plurality of sliding parts 3, in the embodiment of the application, the sliding parts 3 are four, the sliding parts 3 are sliding wheels, and the four sliding wheels are respectively positioned at four end corners of the side wall of the box body 1.
Referring to fig. 1 and 3, a ventilation air inlet pipe 4 and a ventilation air outlet pipe 5 penetrate through the box body 1, the ventilation air inlet pipe 4 and the ventilation air outlet pipe 5 are both in a cylindrical pipe shape, the ventilation air inlet pipe 4 and the ventilation air outlet pipe 5 are both communicated with the test cavity 2, the ventilation air inlet pipe 4 and the ventilation air outlet pipe 5 are respectively located on two opposite side walls of the box body 1, and the ventilation air inlet pipe 4 is located on the side wall of the box body 1 provided with the sliding part 3. A ventilation air duct 6 is formed between the box body 1 and the test cavity 2, the ventilation air inlet pipe 4 and the ventilation air outlet pipe 5 are both located at the ventilation air duct 6, a ventilation fan 7 is arranged at the position, located at the ventilation air duct 6, of the box body 1, and the ventilation fan 7 is a centrifugal fan in the embodiment of the application.
Referring to fig. 1 and 4, a first wind speed sensor 8 is arranged at a position of a box body 1, which is located at a position of a ventilation air inlet pipe 4, a second wind speed sensor 9 is arranged at a position of a ventilation air outlet pipe 5, the first wind speed sensor 8 and the second wind speed sensor 9 are both located in the box body 1, a PLC controller 10 is further arranged on the box body 1, the PLC controller 10 is in signal connection with the first wind speed sensor 8 and the second wind speed sensor 9, the first wind speed sensor 8 and the second wind speed sensor 9 transmit wind speed signals acquired by the first wind speed sensor 8 and the second wind speed sensor 9 to the PLC controller 10, a ventilation volume operation logic is arranged in the PLC controller 10, so that an air inlet volume and an air outlet volume are calculated, and the ventilation volume is a weighted average value of the air inlet volume and the air outlet volume.
Referring to fig. 1 and 2, seted up on the box 1 and be cylindric test hole 11, and test hole 11 and test cavity 2 intercommunication each other, box 1 is located test hole 11 and can dismantles and be provided with sealing plug 12 (not shown in the figure), when carrying out the live-line test to the piece of being surveyed, draws forth the power cord of the piece of being surveyed through test hole 11, when being surveyed the piece and carrying out electroless test, uses sealing plug 12 (not shown in the figure) to carry out sealing process to test hole 11.
Referring to fig. 1 and 3, the box 1 has been seted up pressure balance hole 13 on keeping away from the lateral wall of slider 3 relatively, is circular shape pressure balance hole 13 and runs through box 1, and box 1 is located and is provided with one-way pneumatic valve in the pressure balance hole 13, does not carry out the air change test when box 1, and when box 1 internal gas pressure was greater than external atmospheric pressure, one-way pneumatic valve opened to make the internal gas of box 1 loss to the external world, the internal and external atmospheric pressure of balanced box 1.
Referring to fig. 1, the box body 1 is located at the ventilation channel, the rectangular plate-shaped spoiler 14 is obliquely arranged on the outer side of the test chamber 2, the spoiler 14 is obliquely arranged towards the ventilation fan 7, and when ventilation is performed, the spoiler 14 can improve the laminar flow effect of gas, so that hot air is uniformly contacted with a measured piece.
The implementation principle of the intelligent ventilation high-temperature aging test box in the embodiment of the application is as follows: when a high-temperature aging test is carried out on a measured piece, the measured piece is placed in a test cavity 2 of a box body 1, a ventilation fan 7 carries out ventilation operation on the interior of the box body 1 through a ventilation air inlet pipe 4 and a ventilation air outlet pipe 5, in addition, during the ventilation operation, external hot air enters the test cavity 2 from a ventilation air duct 6, and the hot air is subjected to heat exchange with the measured piece at the test cavity 2, so that the temperature of the measured piece is raised, and the high-temperature aging ventilation test is carried out on the measured piece; when external hot air enters the ventilation air duct 6 from the ventilation air inlet pipe 4, the first air speed sensor 8 acquires the air speed, the operator measures the cross-sectional area of the ventilation air inlet pipe 4 again, and the ventilation volume is calculated according to the formula of the air speed multiplied by the time multiplied by the cross-sectional area of the ventilation air inlet pipe 4.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (6)
1. Intelligence high temperature aging test case of taking a breath, its characterized in that: the device comprises a box body (1), wherein a test cavity (2) is formed in the box body (1); the box body (1) is provided with a ventilation air inlet pipe (4) and a ventilation air outlet pipe (5) in a penetrating way, and the ventilation air inlet pipe (4) and the ventilation air outlet pipe (5) are communicated with the test cavity (2); the air exchange air inlet pipe (4) and the air exchange air outlet pipe (5) are respectively positioned at two ends of the box body (1), air exchange air channels (6) are formed in the box body (1) and the test cavity (2), and an air exchange fan (7) is arranged at the position, located in the air exchange air channels (6), of the box body (1); a first air speed sensor (8) is arranged at the position, located on the ventilation air inlet pipe (4), of the box body (1).
2. The intelligent ventilation high-temperature aging test chamber of claim 1, wherein: a plurality of sliding parts (3) are arranged on the box body (1).
3. The intelligent ventilation high-temperature aging test chamber of claim 1, wherein: the testing device is characterized in that a testing hole (11) is formed in the box body (1), and the testing hole (11) is communicated with the testing cavity (2).
4. The intelligent ventilation high-temperature aging test box according to claim 1, characterized in that: the box body (1) is provided with an air pressure balancing hole (13).
5. The intelligent ventilation high-temperature aging test box according to claim 1, characterized in that: and a second wind speed sensor (9) is arranged at the position of the ventilation air duct (6) of the box body (1).
6. The intelligent ventilation high-temperature aging test chamber of claim 1, wherein: and a spoiler (14) is arranged at the position, located on the ventilation air duct (6), of the box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123386258.4U CN217060015U (en) | 2021-12-30 | 2021-12-30 | Intelligent ventilation high-temperature aging test box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123386258.4U CN217060015U (en) | 2021-12-30 | 2021-12-30 | Intelligent ventilation high-temperature aging test box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217060015U true CN217060015U (en) | 2022-07-26 |
Family
ID=82478463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123386258.4U Active CN217060015U (en) | 2021-12-30 | 2021-12-30 | Intelligent ventilation high-temperature aging test box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217060015U (en) |
-
2021
- 2021-12-30 CN CN202123386258.4U patent/CN217060015U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204228689U (en) | A kind of easy humidity sensor calibration equipment | |
| CN217060015U (en) | Intelligent ventilation high-temperature aging test box | |
| CN209764363U (en) | Leakage detection device of micro-pressure sensor | |
| CN204758718U (en) | Full operating mode operating test equipment of direct current cables system | |
| CN210742080U (en) | Intelligent early warning type ozone aging test box | |
| CN106291154A (en) | Direct current cables system full working scope operation test equipment | |
| CN209589765U (en) | A kind of PM2.5 monitoring modular | |
| CN209560546U (en) | A kind of heat dissipation simulation analysis system of the lithium ion battery based on big data | |
| CN109974962A (en) | A kind of scaling method of the effective forced area of labyrinth seal | |
| CN204891893U (en) | Improve high low temperature damp heat test case | |
| CN207423723U (en) | A kind of detection device of drying sludge feature | |
| CN209673322U (en) | A kind of testing equipment for demarcating the effective forced area of labyrinth seal | |
| CN215894860U (en) | Motor detection device | |
| CN206556787U (en) | A kind of clinical thermometer calibration system | |
| CN203586698U (en) | Electrically heated drying box for determination of food moisture | |
| CN109855723A (en) | A kind of test macro and test method of cavity temperature transmission characteristic curve | |
| CN104089873B (en) | A kind of heat aging test chamber | |
| CN209342154U (en) | High temperature and humidity gas detection display device | |
| CN104048701B (en) | A kind of experimental provision measuring microwave-vacuum drying technological parameter | |
| CN210496464U (en) | Thermostated container based on thing networking control | |
| CN209167440U (en) | A kind of compound cross-arm internal condensation pilot system of Puffer-type | |
| CN208254669U (en) | A kind of accelerated surface thermometric NTC temperature sensor | |
| CN206832449U (en) | Pressure switch life test rack | |
| CN217060017U (en) | Test box for high-temperature aging test | |
| CN218097876U (en) | Detection equipment for air enthalpy difference calculation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |