CN220759288U - High-pressure temperature and humidity accelerated aging test box - Google Patents
High-pressure temperature and humidity accelerated aging test box Download PDFInfo
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- CN220759288U CN220759288U CN202322176634.XU CN202322176634U CN220759288U CN 220759288 U CN220759288 U CN 220759288U CN 202322176634 U CN202322176634 U CN 202322176634U CN 220759288 U CN220759288 U CN 220759288U
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- 238000012360 testing method Methods 0.000 title claims abstract description 79
- 230000032683 aging Effects 0.000 title claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 230000009471 action Effects 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 5
- 230000007613 environmental effect Effects 0.000 abstract description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004088 simulation Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 108010066057 cabin-1 Proteins 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Abstract
The utility model discloses a high-pressure temperature and humidity accelerated aging test box, which comprises a test box body, wherein a functional cabin body and a sample cabin body positioned in the functional cabin body are arranged in the test box body, an annular channel is arranged between the sample cabin body and the functional cabin body, an air return opening is arranged at the inner end of the sample cabin body, an air inlet is arranged at the outer end of the sample cabin body, a circulating fan, a refrigerating device and a heating device are arranged in the functional cabin body, and air flow can circularly flow between the functional cabin body and the sample cabin body under the action of the circulating fan; the bottom of the functional cabin body is provided with a water storage tank for containing water; the bottom of the functional cabin body is provided with a heating pipe positioned in the water storage tank. The beneficial effects of the utility model are as follows: through the compact structural design, the test box integrating four environmental factors of high pressure, high temperature, low temperature and humidity is realized, and the comprehensive service performance of the test box is improved while the cost is saved.
Description
Technical Field
The utility model relates to an environment test box, in particular to a high-pressure temperature and humidity accelerated aging test box.
Background
The environment test box is test equipment capable of simulating various environmental factors such as temperature, pressure, humidity, sunlight and the like, and can be used for testing the service performance of any product under specific environmental factors, such as: products in the fields of automobiles, electronic electricians, aerospace, instrument automation and the like. The product is placed in a simulation environment, so that the performance of the product can be rapidly evaluated and detected, namely, the ultimate performance of the tested product can be obtained by means of accelerated aging.
Because of the wide variety of test products, the range of environments that are covered is wide, so are the variety and specifications of test chambers, such as: temperature and humidity test boxes, high-pressure test boxes, high-low temperature test boxes, sand and dust test boxes, salt spray test boxes, sunlight simulation boxes and the like.
The temperature and humidity test box can provide air environments with different temperatures and different humidities. The high-low temperature test box can provide a high-temperature air environment and a low-temperature air environment for testing the operation condition of the product at extreme temperature. The high-pressure test box provides environments with different pressures so as to test the adaptability of the product under various pressure environments.
In the prior art of environmental test boxes, the temperature and humidity, the high temperature and the low temperature and the high pressure are almost independent test boxes, and the test box integrating the four environmental factors of high pressure, high temperature and low temperature and humidity is not available.
Disclosure of Invention
Aiming at the current situation, the utility model provides the high-pressure temperature and humidity accelerated aging test box which integrates the high-pressure, high-temperature, low-temperature and humidity simulation functions and can meet wider test requirements.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a high pressure humiture accelerated ageing test case, includes the test case box, its key lies in: the test box comprises a test box body, wherein a functional cabin body and a sample cabin body positioned in the functional cabin body are arranged in the test box body, an annular channel is arranged between the sample cabin body and the functional cabin body, an air return opening is arranged at the inner end of the sample cabin body, an air inlet is arranged at the outer end of the sample cabin body, a circulating fan, a refrigerating device and a heating device are arranged in the functional cabin body, and air flow can circularly flow between the functional cabin body and the sample cabin body under the action of the circulating fan;
the bottom of the functional cabin body is provided with a water storage tank for containing water; the bottom of the functional cabin body is provided with a heating pipe positioned in the water storage tank.
By adopting the structure, when the environment with high temperature and low temperature is simulated, the heating device or the refrigerating device is started, and the heat energy emitted by the heating device or the cold energy emitted by the refrigerating device can circularly flow between the sample cabin and the circulating channel under the action of the circulating fan, so that the environment with high temperature and low temperature is provided for the working chamber. When the humidity environment is needed to be provided for the product, the heating pipe is opened, water in the water storage tank is heated, so that the water is changed into steam to be released into the sample cabin body and the functional cabin body, at the moment, the humidity of the sample cabin body can be increased by the water in the steam, and accordingly testing environments with different humidity are provided for the product. In addition, the water vapor is released in the closed functional cabin body, so that the pressure of the closed space can be increased, and a high-pressure environment is simulated for the sample cabin body.
As preferable: the functional cabin body is of a cylindrical structure, the sample cabin body is surrounded by four arc plates which are protruded outwards, and the sample cabin body is suspended and supported in the functional cabin body through the hollow framework. By adopting the structure, the pressure-bearing device has the advantage of good pressure-bearing effect, and the four outwards-protruded arc plates improve the structural strength of the sample cabin body, so that the sample cabin body can bear the pressure brought by a high-pressure environment.
As preferable: an installation space is formed between the inner end of the functional cabin body and the inner end of the sample cabin body, and the refrigerating device, the heating device and the circulating fan are sequentially arranged in the installation space. The structure is adopted so as to be convenient for installation.
As preferable: and a temperature and humidity sensor is arranged in the functional cabin body. By adopting the structure, the temperature and humidity information can be fed back in time, so that an operator can conveniently adjust the working states of the heater, the evaporator and the heating pipe.
As preferable: the circulating fan comprises a motor fixedly arranged on the box body of the test box, an output shaft of the motor horizontally extends into the functional cabin body, a fan blade is arranged at the end part of the output shaft, and the fan blade is opposite to an air return opening of the sample cabin body. By adopting the structure, the heat energy emitted by the heating device or the cold energy emitted by the refrigerating device can circularly flow between the sample cabin and the circulating channel.
As preferable: the test box body is provided with a sealing door at the position corresponding to the opening of the outer end of the functional cabin body, one end of the sealing door is rotationally connected with the test box body through a hinge, and the other end of the sealing door is detachably connected with the test box body through a lock catch assembly.
As preferable: the refrigerating device is an evaporator, and the heating device is a heater.
Compared with the prior art, the utility model has the beneficial effects that:
1. by adopting the high-pressure temperature and humidity accelerated aging test box provided by the utility model, the heating device and the refrigerating device can simulate a high-low temperature environment for the sample cabin; the heating pipe is used for heating water at the bottom of the functional cabin body, so that the water is changed into steam to be released into the sample cabin body, and the humidity and the pressure of the sample cabin body can be increased, so that test environments with different humidity and high pressure are provided for the sample cabin body.
2. By adopting the high-pressure temperature and humidity accelerated aging test box provided by the utility model, the test box integrating four environmental factors of high pressure, high temperature and low temperature and humidity is realized through a compact structural design, and the comprehensive use performance of the test box is improved while the cost is saved.
Drawings
FIG. 1 is a schematic structural diagram of a high-pressure temperature and humidity accelerated aging test box;
FIG. 2 is another schematic structural view of a high-pressure temperature and humidity accelerated aging test chamber;
FIG. 3 is a schematic view showing the flow direction of cooling and heat energy in the functional compartment 1 b;
fig. 4 is a reference diagram showing the operation of the heating pipe 5.
Detailed Description
The utility model is further described below with reference to examples and figures.
As shown in FIG. 1, the high-pressure temperature and humidity accelerated aging test box comprises a test box body 1, wherein a functional cabin body 1b and a sample cabin body 1a are arranged in the test box body 1, the sample cabin body 1a is used for placing a product to be tested, the volume of the functional cabin body 1b is larger than that of the sample cabin body 1a, and the sample cabin body 1a is positioned in the functional cabin body 1 b. An annular channel 1d is arranged between the sample cabin body 1a and the functional cabin body 1b, an air return opening 1a1 is arranged at the inner end of the sample cabin body 1a, an air inlet 1a2 is arranged at the outer end of the sample cabin body, a circulating fan 2, a refrigerating device 3 and a heating device 4 are arranged in the functional cabin body 1b, in the embodiment, the refrigerating device 3 is an evaporator, and the heating device 4 is a heater. Under the action of the circulating fan 2, the air flow can circulate between the functional compartment 1b and the sample compartment 1 a. The bottom of the functional cabin body 1b is provided with a water storage tank 1b1 for containing water, and the bottom of the functional cabin body 1b is provided with a heating pipe 5 positioned in the water storage tank 1b 1.
Based on the structural design, the working principle of the high-pressure temperature and humidity accelerated aging test box is as follows: referring to fig. 3, when a high-temperature or low-temperature environment needs to be simulated, the heating device 4 or the refrigerating device 3 is started, and heat energy emitted by the heating device 4 or cold energy emitted by the refrigerating device 3 can circularly flow between the circulating channel 1d, the air inlet 1a2, the sample cabin 1a, the air return port 1a1 and the circulating channel 1d under the action of the circulating fan 2, so that a high-temperature and low-temperature testing environment is provided for the sample cabin 1 a. Referring to fig. 4, when a humidity environment is required for a product, the heating pipe 5 is opened, and water in the water storage tank 1b1 is heated to change the water into steam to be released into the sample cabin 1a and the functional cabin 1b, and in this process, the humidity of the sample cabin 1a can be increased by the moisture in the steam, so that a testing environment with different humidity is provided for the product. In addition, the water vapor is released into the closed functional compartment 1b, and the pressure of the closed space can be increased, so that a high-pressure environment is simulated for the sample compartment 1 a.
Therefore, the high-pressure temperature and humidity accelerated aging test box provided by the embodiment integrates four simulation functions of high pressure, high temperature, low temperature and humidity, and can enable a product to reach a limit state rapidly through an accelerated aging means, so that the limit performance of the product is obtained.
Further, referring to fig. 1 and 2, the functional cabin 1b is of a barrel-shaped structure with an open outer end, and is horizontally arranged in the test box 1, and the cabin of the cylindrical structure has stronger pressure bearing capacity. The sample cabin body 1a is an annular pipe structure surrounded by four arc plates a which are protruded outwards, two ends of the sample cabin body are open, and an air return opening 1a1 and an air inlet 1a2 are respectively formed. The sample cabin body 1a is horizontally suspended and supported in the functional cabin body 1b through the hollow framework 1c, and the axial lead of the sample cabin body 1a coincides with the axial lead of the functional cabin body 1 b. By the design, the structural strength of the sample cabin body 1a is improved by the four convex arc plates a, so that the sample cabin body can bear the pressure brought by a high-pressure environment.
As can be seen in connection with fig. 1 and 4, a mounting space b is formed between the inner end of the functional compartment 1b and the inner end of the sample compartment 1a, and the refrigerating device 3, the heating device 4 and the circulating fan 2 are arranged in this order in the mounting space b. Through the compact structural design, the test box integrating four environmental factors of high pressure, high temperature, low temperature and humidity is realized, and the comprehensive service performance of the test box is improved while the cost is saved.
Further, referring to fig. 3 and 4 again, the circulating fan 2 includes a motor 2a fixedly installed on the test box 1, an output shaft 2b of the motor 2a horizontally extends into the functional compartment 1b, a fan blade 2c is installed at an end of the output shaft 2b, and the fan blade 2c faces the air return inlet 1a1 of the sample compartment 1 a. The motor 2a drives the output shaft 2b to rotate so as to drive the fan blades 2c to rotate, so that heat energy emitted by the heating device 4 or cold energy emitted by the refrigerating device 3 can circularly flow between the sample cabin 1a and the circulating channel 1d, and rapid heating and cooling of the sample cabin 1a are realized.
As shown in fig. 1, a temperature and humidity sensor 6 is disposed in the functional cabin 1b, and the temperature and humidity sensor 6 can timely feed back temperature and humidity information, so that an operator can conveniently adjust the working states of the heating device 4, the refrigerating device 3 and the heating pipe 5. Referring again to fig. 2, a pressure gauge 8 is mounted on the test box body 1, and the pressure gauge 8 is a mechanical pressure gauge and is communicated with the sample cabin body 1a through a pipeline. The pressure gauge 8 can feed back the environmental pressure of the sample cabin 1a so as to ensure the smooth performance of the high-pressure environmental test.
Referring to fig. 1 and 3 again, the test box body 1 is equipped with sealing door 7 in the open position in the outer end of corresponding function cabin body 1b, sealing door 7 one end is connected with test box body 1 rotation through hinge 8, be connected through lock catch assembly 9 detachably between the other end and the test box body 1, the position of the outer end of corresponding function cabin body 1b of test box body 1 is equipped with circular groove 1e, sealing door 7 inboard is equipped with the circular stifled platform 7a that suits with circular groove 1e, after sealing door 7 is fixed, have sealing washer c between circular stifled platform 7a and the circular groove 1 e. The design ensures that the functional cabin 1b can be in a completely sealed state in a test state.
Finally, it should be noted that the above description is only a preferred embodiment of the present utility model, and that many similar changes can be made by those skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (7)
1. The utility model provides a high pressure humiture accelerated ageing test case, includes test case box (1), its characterized in that: the test box comprises a test box body (1), wherein a functional cabin body (1 b) and a sample cabin body (1 a) positioned in the functional cabin body (1 b) are arranged in the test box body (1), an annular channel (1 d) is arranged between the sample cabin body (1 a) and the functional cabin body (1 b), an air return opening (1 a 1) is formed in the inner end of the sample cabin body (1 a), an air inlet (1 a 2) is formed in the outer end of the sample cabin body, a circulating fan (2), a refrigerating device (3) and a heating device (4) are arranged in the functional cabin body (1 b), and air flow can circularly flow between the functional cabin body (1 b) and the sample cabin body (1 a) under the action of the circulating fan (2);
the bottom of the functional cabin body (1 b) is provided with a water storage tank (1 b 1) for containing water; the bottom of the functional cabin body (1 b) is provided with a heating pipe (5) positioned in the water storage tank (1 b 1).
2. The high-pressure temperature and humidity accelerated aging test chamber according to claim 1, wherein: the functional cabin body (1 b) is of a cylindrical structure, the sample cabin body (1 a) is surrounded by four arc-shaped plates (a) which are protruded outwards, and the sample cabin body (1 a) is suspended and supported inside the functional cabin body (1 b) through a hollowed-out framework (1 c).
3. The high-pressure temperature and humidity accelerated aging test chamber according to claim 1, wherein: an installation space (b) is formed between the inner end of the functional cabin body (1 b) and the inner end of the sample cabin body (1 a), and the refrigerating device (3), the heating device (4) and the circulating fan (2) are sequentially arranged in the installation space (b).
4. The high-pressure temperature and humidity accelerated aging test chamber according to claim 1, wherein: a temperature and humidity sensor (6) is arranged in the functional cabin body (1 b).
5. The high-pressure temperature and humidity accelerated aging test chamber according to claim 1, wherein: the circulating fan (2) comprises a motor (2 a) fixedly mounted on the test box body (1), an output shaft (2 b) of the motor (2 a) horizontally extends into the functional cabin body (1 b), a fan blade (2 c) is mounted at the end part of the output shaft (2 b), and the fan blade (2 c) is opposite to an air return opening (1 a 1) of the sample cabin body (1 a).
6. The high-pressure temperature and humidity accelerated aging test chamber according to claim 2, wherein: the test box body (1) is provided with a sealing door (7) at the position corresponding to the opening of the outer end of the functional cabin body (1 b), one end of the sealing door (7) is rotationally connected with the test box body (1) through a hinge (8), and the other end of the sealing door is detachably connected with the test box body (1) through a lock catch assembly (9).
7. The high-pressure temperature and humidity accelerated aging test chamber according to claim 1, wherein: the refrigerating device (3) is an evaporator, and the heating device (4) is a heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322176634.XU CN220759288U (en) | 2023-08-14 | 2023-08-14 | High-pressure temperature and humidity accelerated aging test box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322176634.XU CN220759288U (en) | 2023-08-14 | 2023-08-14 | High-pressure temperature and humidity accelerated aging test box |
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| Publication Number | Publication Date |
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| CN220759288U true CN220759288U (en) | 2024-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202322176634.XU Active CN220759288U (en) | 2023-08-14 | 2023-08-14 | High-pressure temperature and humidity accelerated aging test box |
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2023
- 2023-08-14 CN CN202322176634.XU patent/CN220759288U/en active Active
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