CN210270022U - Four-comprehensive environment test device - Google Patents
Four-comprehensive environment test device Download PDFInfo
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- CN210270022U CN210270022U CN201920877141.XU CN201920877141U CN210270022U CN 210270022 U CN210270022 U CN 210270022U CN 201920877141 U CN201920877141 U CN 201920877141U CN 210270022 U CN210270022 U CN 210270022U
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Abstract
The utility model provides a four-comprehensive environment test device, which comprises a test box, a sample access door and an observation window which are positioned on the test box, and a temperature and humidity adjusting system for regulating and controlling the temperature and humidity in the test box, wherein the bottom of the test box is provided with a vibrating device which is connected with a vibration control system, and the temperature and humidity adjusting system and the vibration control system are respectively connected with an environment test control system; two side walls of the box body of the test box are respectively provided with a window, and the opening and the closing of each window are independently controlled by a motor. The utility model can be used for not only carrying out acceleration test, but also carrying out natural environment test, capturing natural environment factors more accurately in ocean atmospheric environment, accurately simulating the influence of actual salt mist on products, and being suitable for vibration test of electronic products on weaponry; the utility model discloses can also realize temperature humidity salt fog in natural environment and strengthen the effect, the condensation phenomenon can not appear in the test process.
Description
Technical Field
The utility model relates to a four synthesize (four synthesize and refer to four factors of temperature, humidity, salt fog and vibration) environmental test device that is arranged in for military use electronic product to detect on the marine environment.
Background
Environmental conditions in the southeast coastal sea area of China are extremely severe, and weaponry, especially military warships, in the area are affected by environmental factors such as high temperature, high humidity and salt fog for a long time, so that electronic products (such as communication equipment, navigation equipment, radars and weapon control systems) on the weaponry are reduced in performance or fail. In order to evaluate the reliability, service life and other indexes of electronic products on weaponry, accelerated tests need to be carried out on the electronic products.
At present, a temperature and humidity vibration device or equipment is mainly adopted to carry out an accelerated test on electronic products on weaponry under a laboratory condition, and the laboratory condition can only simulate preset temperature, humidity and vibration conditions generally, but the electronic products on the weaponry are influenced by temperature, humidity and vibration factors, temperature and humidity alternation, salt mist concentration alternation and other factors, so that the simulation of the laboratory accelerated test on the actual working condition conditions of the electronic products is insufficient. Although CN207964229U discloses a temperature-humidity-high-vibration four-purpose comprehensive experiment machine, which comprises a supporting base, wherein two groups of I-shaped slide rails are arranged in parallel on the top of the supporting base, a supporting frame is arranged in parallel on the upper parts of the two groups of I-shaped slide rails, two groups of rolling pulleys are symmetrically arranged between the supporting frame and the I-shaped slide rails, a height adjusting bracket is arranged on the top of the supporting frame, an installation frame is arranged on the top of the height adjusting bracket, an experiment box body is arranged on the top of the installation frame, two groups of observation windows are symmetrically arranged on the side wall of the experiment box body, a movable box door is arranged on the left side of the outer wall of the experiment box body, a lead testing hole and a locking pull rod are respectively arranged on the outer wall of the movable box door, the locking pull rod is arranged on the right side of the lead testing hole, although the tester can provide environmental conditions of high temperature, low temperature, damp heat and vibration alone or in combination with each other, the tester cannot truly simulate the actual working condition conditions of electronic products on weapon equipment and cannot be used for vibration tests of the products.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a four integrated environment test devices that are arranged in electronic product to detect on the marine environment weapon equipment.
In order to realize the purpose, the utility model adopts the following technical scheme.
A four-comprehensive environment test device comprises a test box, a sample access door, an observation window and a temperature and humidity adjusting system, wherein the sample access door and the observation window are positioned on the test box; the test box comprises a box body, a black heat absorbing plate is arranged on the top wall of the box body, two window doors are respectively arranged on two side walls of the box body, and the opening and the closing of each window door are independently controlled by a motor. Furthermore, the test box is divided into a test area and an adjusting area, the window is located on the side wall of the box body of the test area, the temperature and humidity sensor is located in the test area, the heater, the humidifier and the air circulating device of the temperature and humidity adjusting system are respectively located in the adjusting area, and air circulation of the test area and the adjusting area is achieved through the air circulating device.
Preferably, the test chamber is required to satisfy: the temperature controllable range is +10 ℃ to 80 ℃, the heating speed is more than or equal to 1 ℃/min, the temperature deviation is less than or equal to +/-1 ℃, the temperature uniformity is less than or equal to 1 ℃, the humidity controllable range is +10% RH to +95% RH, and the humidity control deviation is less than or equal to +/-3% RH; the vibration frequency range of the vibration device is 1-2500 HZ.
Furthermore, the window door adopts an up-down turnover door; preferably, the length of the window is not less than 2/3 of the width of the inner cavity of the test box, the upper end of the window is connected to the box body through a motor shaft, the lower end of the window is a free end, and the window is driven to open and close through the rotation of the motor shaft; more preferably, when the window door is turned upwards along with the motor shaft to the limit position, the included angle (acute angle) formed by the window door wall and the box body wall in the vertical direction is 60-80 degrees.
Furthermore, the specifications of the two windows are the same, and the two windows are arranged oppositely.
Furthermore, an electric heating film is arranged on the side wall of the inner cavity of the box body.
Furthermore, a heat-insulating layer is arranged between the inner wall and the outer wall of the box body, the inner wall, the outer wall and the framework of the box body are all made of SUS316L stainless steel, and the observation window is made of double-layer hollow toughened glass; the bottom of the test box is hermetically connected with a vibration table of vibration equipment through silicon rubber elastic cloth, one end of the silicon rubber elastic cloth is connected with the upper edge of a bottom plate of the box body, and the other end of the silicon rubber elastic cloth is connected with the lower edge of the vibration table; the vibration equipment is provided with the protection casing outward, and the protection casing provides airtight space for the vibration equipment except for the shaking table.
Has the advantages that: the test device of the utility model can not only be used for carrying out accelerated tests, but also be used for carrying out natural environment tests; the utility model discloses the test device can catch the natural environment factor more accurately in the marine atmospheric environment, the influence of accurate simulation actual salt fog to the product, is applicable to the vibration test of electronic product on the weaponry; the utility model discloses test device can realize temperature humidity salt fog in natural environment and strengthen the effect, and the condensation phenomenon can not appear in the test process.
Drawings
FIG. 1 is a perspective view of the test apparatus in the example;
FIG. 2 is a perspective view of a test chamber and vibration apparatus of the test apparatus of FIG. 1;
FIG. 3 is a cross-sectional view of FIG. 2;
FIG. 4 is an enlarged view of the portion C of FIG. 3;
FIG. 5 is a view of the inner wall (the side where the air circulation device is installed) of the test box of FIG. 1;
FIG. 6 is a schematic view of a test chamber of the test apparatus in the example.
Detailed Description
The present invention is further described with reference to the following specific embodiments, which are not to be construed as limiting the scope of the present invention, and those skilled in the art can make some simple substitutions or adjustments according to the content of the present invention.
Example 1
A four-comprehensive environment test device is shown in figures 1 to 6 and comprises a test box, a sample access door 5 and an observation window 2, wherein the sample access door 5 and the observation window 2 are positioned on the test box, the size of the sample access door 5 is larger than 1500mm multiplied by 1000mm, a temperature and humidity adjusting system 14 is used for regulating and controlling the temperature and humidity in the test box, a vibrating device 1 is arranged at the bottom of the test box, the vibrating device 1 is connected with a vibration control system, and the temperature and humidity adjusting system 14 and the vibration control system are respectively connected with an environment test control system positioned in a control cabin 4; the test box comprises a box body 6, a black heat absorbing plate 23 is arranged on the top wall of the box body 6, two windows 7 are arranged on the side wall of the box body 6, and the windows 7 are independently controlled to be opened and closed through motors 8 respectively.
As shown in fig. 3 and 6, the test chamber is divided into a test area and a regulation area, the window 7 is located on the side wall of the chamber body 6 of the test area, the temperature and humidity sensor 10 is located in the test area, the humidifier 16, the heater 15 and the air circulation device of the temperature and humidity regulation system 14 are respectively located in the regulation area, and the air circulation device realizes the air circulation between the test area and the regulation area. The air circulation device adopts a stainless steel circulating fan 26, and the stainless steel circulating fan 26 is driven by a variable frequency motor 27; a heating pipe 25 of the heater 15 is a stainless steel armored pipe, a humidifying mode of the humidity adjusting system is an electrothermal steam humidifying mode, and a humidifying pipe 24 of the humidifier 16 is a stainless steel armored heating pipe. Wherein, the air circulation device is arranged at one inner wall of the test chamber, and the specific structure is shown in fig. 3 and fig. 5.
In this embodiment, the test chamber is required to satisfy: the temperature controllable range is +10 ℃ to 80 ℃, the heating speed is more than or equal to 1 ℃/min, the temperature deviation is less than or equal to +/-1 ℃, the temperature uniformity is less than or equal to 1 ℃, the humidity controllable range is +10% RH to +95% RH, and the humidity control deviation is less than or equal to +/-3% RH; the vibration frequency of the vibration device 1 ranges from 1 HZ to 2500 HZ.
In the embodiment, the window and door 7 adopts an up-down turning door, the length of the window and door is not less than 2/3 of the width of the inner cavity of the test box, two motor shaft seats fixed on the box body 6 are arranged on two sides of the window and door 7, a motor shaft 18 penetrates through the motor shaft seats, the upper end of the window and door 7 is fixed on the motor shaft 18, the lower end of the window and door 7 is a free end, after the motor is started, the window and door is driven to open and close by the rotation of the motor shaft 18, when the window and door 7 turns over from bottom to top along with the motor shaft 18, the window and door 7 is opened, and when the window and door 7 turns over to a limit position, an included angle (acute angle; when the window and door 7 overturns to the limit position from top to bottom along with the motor shaft 18, the window and door 7 is closed, and the structure can be used for conveniently capturing the temperature, humidity and salt spray factors in the marine environment. A double-open access door 11 is arranged on the box body 6 below the window 7. Wherein, the test box and the control cabin 4 are both arranged on the base station 20, and the side wall of the test box is also provided with a stair 21, so that the test box can be conveniently entered from the stair 21 and the access door 11.
In this embodiment, the two doors 7 have the same specification, the two doors 7 are arranged opposite to each other, and the size of the door 7 is 1500mm × 750 mm.
In this embodiment, an electrothermal film is disposed on the side wall of the inner cavity of the box body 6.
In the embodiment, a heat insulation layer is arranged between the inner wall of the box body 6 and the outer wall of the box body 6, the heat insulation layer is made of rigid polyurethane and integrally foamed, the thickness of the heat insulation layer is 100mm, the inner wall of the box body 6, the outer wall of the box body 6 and a framework of the box body 6 are made of SUS316L stainless steel, the observation window 2 is made of toughened glass with a double-hollow structure, the outer surface of the box body is subjected to electrostatic double-sided spraying (outdoor paint); the bottom of the test box is provided with an interface which is adaptive to the table top of the vibration table 3, the size of the interface is 1400mm multiplied by 1400mm, as shown in fig. 3 and 4, the bottom of the test box is connected with the vibration table 3 of the vibration equipment 1 through silicon rubber elastic cloth 9, one end of the silicon rubber elastic cloth 9 is connected with the upper edge of the bottom plate of the box body 6, the other end of the silicon rubber elastic cloth 9 is connected with the lower edge of the vibration table 3, and the silicon rubber elastic cloth 9 is fixedly installed through a pressing strip 12, so that vibration isolation can be realized; the vibration apparatus 1 is externally provided with a shield 22, and the shield 22 provides a closed space for the vibration apparatus 1 except for the vibration table 3.
In the embodiment, the external dimension of the box body 6 is not more than 6000 mm 3000 mm 2800mm, the internal space dimension of the box body 6 is not less than 1550 mm 1050mm, the external dimension of the vibration table is 1420 mm 1380 mm 1600mm, the maximum value of the random vibration thrust of the vibration table is 50KN, the control precision of the vibration table is +/-3 dB, the maximum amplitude (peak-peak) of the vibration table is 100mm, the precision of the sine frequency sweep vibration frequency of the vibration table is +/-1.5%, the precision of the acceleration amplitude control of the vibration table is +/-10%, the external dimension of the vibration table of the vibration equipment is 1300mm multiplied by 200mm, and a sample mounting interface is arranged on the table top of the vibration table; the grounding resistance of the four comprehensive environment test device is less than or equal to 4 omega.
In this embodiment, two lights are installed in the test box, and the illuminance in the test box is not less than 60Lx, and the box 6 left and right sides respectively sets up a pin hole, and the time spent not adopts the cork to seal, sets up the hole of making a video recording 13 (as shown in fig. 2) on being close to the box 6 jade of control cabin one side, wears to be equipped with the camera in the hole of making a video recording 13 and is used for the internal conditions of monitoring test box. And overflow water drainage interfaces are reserved on the periphery of the bottom plate of the test box, so that condensed water generated in the test process can be drained out of the box.
In this embodiment, the control cabin 4 is provided with an outward opening door, the size of the door opening is 2000mm × 2500mm, the control cabin 4 is composed of two doors, one door is 800mm × 2500mm, the other door is 1200mm × 2500mm, and the two doors are opened simultaneously to facilitate the equipment to enter and exit. Control cabin 4 is with storehouse board, the skeleton adds the mode that the stainless steel decorative board combined together and constitutes, 4 outside adoption thickness in control cabin are 75 mm's storehouse board, storehouse board outer wall material is SUS316L, thickness 1.5mm, the outdoor protective paint of surface spraying, the colour is blue, storehouse board inner wall material is SUS304 stainless steel board, thickness 1.0mm, the storehouse board is installed in the skeleton outside, the skeleton is made with 100 mm's square tube steel, square tube steel material is the Q235 steel that hot-dip zinc was handled, the skeleton inboard is SUS316L stainless steel board, thickness 1mm, the skeleton is connected the fastening through pre-buried bolt with the ground. The storehouse plate and the framework are sealed by welding, the bottom of the four-comprehensive-environment testing device and the installation foundation are sealed by sealant, and the movable part is sealed by a sealing rubber strip.
Example 2
A four-comprehensive environment test device, which is different from the embodiment 1 in the following points, referring to the embodiment 1: the number of the window and door 7 of the test box in the example 2 is one.
Example 3
A four-comprehensive environment test device, which is different from the embodiment 1 in the following points, referring to the embodiment 1: the test box in the embodiment 2 has two doors 7, and when the doors 7 are turned to the limit position, the wall of the door 7 forms an included angle of 70-80 degrees with the wall of the box body in the vertical direction.
Example 4
A four-comprehensive environment test device, which is different from the embodiment 1 in the following points, referring to the embodiment 1: in example 2, the number of the windows and doors 7 of the test box is two, the length of the window and door is 1/2 of the width of the inner cavity of the test box, and when the window and door 7 is turned to the limit position, the wall of the window and door 7 forms an included angle of 75 degrees with the wall of the box body in the vertical direction.
The test device in the embodiment can be used for not only carrying out an accelerated test but also carrying out a natural environment test and can accurately capture natural environment factors in a marine atmospheric environment, the included angle formed by the window door wall and the box body wall in the vertical direction is limited to a specific acute angle, marine environment airflow can be effectively guided into the test box, the environmental difference inside and outside the test box is reduced, the influence of the actual salt spray concentration on a product is accurately simulated, and the test device is suitable for vibration tests of electronic products on weaponry; in addition, this test device can also realize temperature humidity salt fog in natural environment and strengthen the effect, and the condensation phenomenon can not appear in the testing process.
Claims (8)
1. A four-comprehensive-environment test device comprises a test box, a sample access door (5) and an observation window (2) which are positioned on the test box, and a temperature and humidity adjusting system (14) for regulating and controlling the temperature and the humidity in the test box, wherein the bottom of the test box is provided with a vibrating device (1), the vibrating device (1) is connected with a vibration control system, and the temperature and humidity adjusting system (14) and the vibration control system are respectively connected with a test control system positioned in a control cabin (4); the method is characterized in that: the test box comprises a box body (6), a black heat absorbing plate (23) is arranged on the top wall of the box body (6), and at least two windows (7) which are independently controlled to open and close through a motor (8) are arranged on the side wall of the box body (6).
2. The test device of claim 1, wherein: the test box is divided into a test area and an adjusting area, the window (7) is located on the side wall of the box body (6) of the test area, the temperature and humidity sensor (10) is located in the test area, the humidifier (16), the heater (15) and the air circulating device of the temperature and humidity adjusting system (14) are located in the adjusting area respectively, and air circulation of the test area and the adjusting area is achieved through the air circulating device.
3. The test device of claim 2, wherein: the window and door (7) adopts a door capable of being overturned up and down.
4. The test device of claim 3, wherein: the length of the window door (7) is not less than 2/3 of the width of the inner cavity of the test box, the upper end of the window door (7) is connected to the box body (6) through a motor shaft (18), the lower end of the window door (7) is a free end, and the window door (7) is driven to open and close through the rotation of the motor shaft (18).
5. The testing device of claim 4, wherein: when the window and door (7) is turned upwards to the limit position along with the motor shaft (18), the included angle formed by the wall of the window and door (7) and the wall of the box body (6) in the vertical direction is 60-80 degrees.
6. The test device of claim 5, wherein: the two windows and doors (7) have the same specification, and the two windows and doors (7) are arranged oppositely.
7. The test device of claim 6, wherein: an electrothermal film is arranged on the side wall of the inner cavity of the box body (6).
8. The test device according to any one of claims 1 to 7, wherein: an insulating layer is arranged between the inner wall of the box body (6) and the outer wall of the box body (6), the inner wall of the box body (6), the outer wall of the box body (6) and a framework of the box body (6) are all made of SUS316L stainless steel, and the observation window (2) is made of hollow toughened glass; the bottom of the test box is connected with a vibration table of the vibration equipment (1) through silicon rubber elastic cloth (9), one end of the silicon rubber elastic cloth (9) is connected with the upper edge of a bottom plate of the box body (6), and the other end of the silicon rubber elastic cloth is connected with the lower edge of the vibration table; a protective cover (22) is arranged outside the vibration equipment (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920877141.XU CN210270022U (en) | 2019-06-12 | 2019-06-12 | Four-comprehensive environment test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920877141.XU CN210270022U (en) | 2019-06-12 | 2019-06-12 | Four-comprehensive environment test device |
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| CN210270022U true CN210270022U (en) | 2020-04-07 |
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| CN201920877141.XU Active CN210270022U (en) | 2019-06-12 | 2019-06-12 | Four-comprehensive environment test device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108967A (en) * | 2019-06-12 | 2019-08-09 | 中国兵器工业第五九研究所 | A kind of four combined environment test devices |
| CN112526325A (en) * | 2020-12-23 | 2021-03-19 | 桂林航天工业学院 | Multifunctional signal processing board low-temperature damp-heat vibration comprehensive experiment box |
-
2019
- 2019-06-12 CN CN201920877141.XU patent/CN210270022U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108967A (en) * | 2019-06-12 | 2019-08-09 | 中国兵器工业第五九研究所 | A kind of four combined environment test devices |
| CN112526325A (en) * | 2020-12-23 | 2021-03-19 | 桂林航天工业学院 | Multifunctional signal processing board low-temperature damp-heat vibration comprehensive experiment box |
| CN112526325B (en) * | 2020-12-23 | 2023-06-27 | 桂林航天工业学院 | Multifunctional signal processing board low-temperature damp-heat vibration comprehensive experiment box |
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Address after: 400039 Chongqing Jiulongpo Yuzhou Road No. 33 Patentee after: NO.59 Institute of China Ordnance Industry Country or region after: China Address before: 400039 Chongqing Jiulongpo Shiqiaopu Yuzhou Road No. 33 Patentee before: NO 59 Research Institute OF CHINA ORDNACE INDUSTRY Country or region before: China |