CN214974083U - Quick temperature change comprehensive test box - Google Patents
Quick temperature change comprehensive test box Download PDFInfo
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- CN214974083U CN214974083U CN202121336605.XU CN202121336605U CN214974083U CN 214974083 U CN214974083 U CN 214974083U CN 202121336605 U CN202121336605 U CN 202121336605U CN 214974083 U CN214974083 U CN 214974083U
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Abstract
The utility model discloses a quick temperature change integrated test case, the power distribution box comprises a box body, the inside of box is equipped with first baffle and second baffle, first baffle and second baffle divide into cavity, refrigeration workspace and air drying district with the inner space of box, the intussuseption of air drying district is filled with the drier, the fixed outlet duct that is equipped with on the second baffle, outlet duct intercommunication air drying district and last cavity, the lateral wall of box is equipped with the intake pipe, the fixed air pump that is connected with of lateral wall surface of box. The utility model discloses in, the great air of humidity in the air pump work box is taken out, and under the effect of pressure, the outside air gets into the air drying district from the intake pipe, and in the air after the drier drying got into the last cavity of box from the outlet duct, after humidity transducer tested the box interior air humidity in qualified scope, carried out the temperature test again, avoided causing the product to damage because of reasons such as condensation frost.
Description
Technical Field
The utility model relates to a gas environment test equipment technical field especially relates to a quick temperature becomes integrated test case.
Background
The rapid temperature change test box is necessary environmental test equipment in the fields of aerospace, aviation, instruments, electricians, electronics, materials and the like, is mainly used for testing the adaptability of products such as complete machines, parts and the like under the condition of rapid temperature change, and is used for checking whether the products can normally work and meeting the use requirements when the temperature changes rapidly.
The existing temperature change test box has the advantages that when the temperature in the test box rises, the temperature of the surface of a product is lower than the ambient temperature due to thermal inertia, hot and humid air in the test box easily forms dew drops or condenses into frost on the product, the product is damaged due to non-temperature change, and the test result is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a rapid temperature change comprehensive test box.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a quick temperature change comprehensive test case, includes the box, the first baffle of fixedly connected with between the inside wall of box, first baffle divide into the inner space of box cavity and cavity down, the fixed second baffle that is equipped with between the inner wall bottom surface of first baffle and box, the cavity is separated for refrigeration workspace and air drying district down to the second baffle, the intussuseption of air drying district is filled with the drier, the fixed outlet duct that is equipped with on the second baffle, the one end and the air drying district intercommunication of outlet duct, the other end of outlet duct passes first baffle and last cavity intercommunication, the lateral wall of box is close to bottom department and is equipped with the intake pipe, intake pipe and air drying district intercommunication, the lateral wall external surface fixedly connected with air pump of box.
Further, the top fixedly connected with motor of box, the output shaft of motor stretches into the inside and the fixedly connected with fan of box, the output shaft of motor passes through sealed bearing and rotates with the roof of box to be connected.
Further, fixed heater and the evaporimeter of being equipped with on the inside wall of box, just heater and evaporimeter are located the cavity, the fixed refrigerating unit that is equipped with in inner wall bottom surface of box, refrigerating unit is located the refrigeration workspace, just refrigerating unit and evaporimeter are connected and are formed refrigeration cycle.
Furthermore, a temperature sensor and a humidity sensor are fixedly arranged at the top of the inner wall of the box body.
Furthermore, the air inlet end of the air pump is communicated with the upper cavity of the box body through a first pipeline, and the air outlet end of the air pump is communicated with the external environment through a second pipeline.
Furthermore, a first electromagnetic valve is arranged on the air inlet pipe, and a second electromagnetic valve is arranged on the air outlet pipe.
Furthermore, the front of the box body is hinged with a sealing door, and the front of the sealing door is provided with a handle.
The utility model has the advantages that:
the utility model discloses when using, the great air of humidity in the air pump work in with the box is taken out, and under the effect of pressure, the outside air gets into the air drying district from the intake pipe, and in the air after the drier drying got into the last cavity of box from the outlet duct, after humidity transducer tested the box interior air humidity in qualified scope, carried out the temperature test again, avoided causing the product to damage because of reasons such as condensation frost.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a front view of the present invention.
Illustration of the drawings:
1. a box body; 2. a heater; 3. a motor; 4. a fan; 5. sealing the bearing; 6. a temperature sensor; 7. a humidity sensor; 8. an air pump; 9. a first conduit; 10. a second conduit; 11. an upper cavity; 12. an air inlet pipe; 13. a first solenoid valve; 14. a first separator; 15. an air outlet pipe; 16. a second solenoid valve; 17. a refrigeration unit; 18. an evaporator; 19. A second separator; 20. a refrigeration working area; 21. an air drying zone; 22. a desiccant; 23. a sealing door; 24. a handle.
Detailed Description
Fig. 1 to fig. 2 show, relate to a quick temperature change comprehensive test box, including box 1, the first baffle 14 of fixedly connected with between the inside wall of box 1, first baffle 14 divides into cavity 11 and lower cavity with the inner space of box 1, fixed second baffle 19 that is equipped with between the inner wall bottom surface of first baffle 14 and box 1, second baffle 19 separates cavity down for refrigeration workspace 20 and air drying district 21, air drying district 21 intussuseption is filled with drier 22, fixed outlet duct 15 that is equipped with on the second baffle 19, the one end and the air drying district 21 intercommunication of outlet duct 15, first baffle 14 and last cavity 11 intercommunication are passed to the other end of outlet duct 15, the lateral wall of box 1 is close to bottom department and is equipped with intake pipe 12, intake pipe 12 and air drying district 21 intercommunication, the lateral wall external surface fixedly connected with air pump 8 of box 1.
When the rapid temperature change comprehensive test box is used, firstly, the sealing door 23 is opened to place a product to be tested in the upper cavity 11 of the box body 1, the sealing door 23 is closed, the first electromagnetic valve 13 and the second electromagnetic valve 16 are opened, the air pump 8 is started, the air in the upper cavity 11 is discharged out of the box body 1 from the first pipeline 9 through the air pump 8 and the second pipeline 10, the pressure in the box body 1 is reduced, the outside air enters the air drying area 21 from the air inlet pipe 12, the air dried by the drying agent 22 enters the upper cavity 11 from the air outlet pipe 15, when the humidity sensor 7 detects that the air humidity in the box body 1 is in a qualified range, the air pump 8 is closed, the heater 2 or the refrigerating unit 17 is started to carry out high-low temperature tests on the product, meanwhile, the starting motor 3 drives the fan 4 to work, and the air flow in the upper cavity 11 is accelerated, so that the product is heated or cooled uniformly, and certain practicability is achieved.
In the further scheme, the top fixedly connected with motor 3 of box 1, motor 3's output shaft stretches into inside and fixedly connected with fan 4 of box 1, motor 3's output shaft and the roof of box 1 pass through sealed bearing 5 and rotate and be connected, motor 3 drive fan 4 rotates the air flow in cavity 11 with higher speed, it is even to make the product be heated, sealed bearing 5 is favorable to the sealed between box 1 and the motor 3 output shaft, avoid external air to get into in the box 1 from the space between motor 3 output shaft and the box 1.
In a further scheme, a heater 2 and an evaporator 18 are fixedly arranged on the inner side wall of the box body 1, the heater 2 and the evaporator 18 are located in the upper cavity 11, a refrigerating unit 17 is fixedly arranged on the bottom surface of the inner wall of the box body 1, the refrigerating unit 17 is located in a refrigerating working area 20, the refrigerating unit 17 is connected with the evaporator 18 to form a refrigerating cycle, the heater 2 works to heat products, and the refrigerating unit 17 works to cool the products.
In the further scheme, the top of the inner wall of the box body 1 is fixedly provided with a temperature sensor 6 and a humidity sensor 7, the temperature sensor 6 monitors the temperature in the upper cavity 11, and the humidity sensor 7 monitors the air humidity in the upper cavity 11.
In a further scheme, an air inlet end of the air pump 8 is communicated with an upper cavity 11 of the box body 1 through a first pipeline 9, an air outlet end of the air pump 8 is communicated with the external environment through a second pipeline 10, and the air pump 8 works to pump out air in the upper cavity 11 and guide the air into the external environment.
In a further scheme, a first electromagnetic valve 13 is arranged on the air inlet pipe 12, a second electromagnetic valve 16 is arranged on the air outlet pipe 15, the first electromagnetic valve 13 controls the opening and closing of the air inlet pipe 12, and the second electromagnetic valve 16 controls the opening and closing of the air outlet pipe 15.
In the further scheme, the front of box 1 articulates there is sealing door 23, and sealing door 23's front is equipped with handle 24, and sealing door 23 opens and is convenient for put into box 1 with the product, and sealing door 23 closes and provides a closed environment for the product test, and handle 24 is convenient for manually operation sealing door 23.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. The utility model provides a quick temperature becomes integrated test case, includes box (1), its characterized in that: the refrigerator is characterized in that a first clapboard (14) is fixedly connected between the inner side walls of the box body (1), the first clapboard (14) divides the inner space of the box body (1) into an upper cavity (11) and a lower cavity, a second clapboard (19) is fixedly arranged between the first clapboard (14) and the bottom surface of the inner wall of the box body (1), the lower cavity is divided into a refrigerating working area (20) and an air drying area (21) by the second clapboard (19), a drying agent (22) is filled in the air drying area (21), an air outlet pipe (15) is fixedly arranged on the second clapboard (19), one end of the air outlet pipe (15) is communicated with the air drying area (21), the other end of the air outlet pipe (15) penetrates through the first clapboard (14) to be communicated with the upper cavity (11), an air inlet pipe (12) is arranged at the position, close to the bottom, of the side wall of the box body (1), and the air inlet pipe (12) is communicated with the air drying area (21), an air pump (8) is fixedly connected to the outer surface of the side wall of the box body (1).
2. The rapid temperature change comprehensive test box according to claim 1, characterized in that: the top fixedly connected with motor (3) of box (1), the output shaft of motor (3) stretches into inside and fixedly connected with fan (4) of box (1), the output shaft of motor (3) passes through sealed bearing (5) with the roof of box (1) and rotates and be connected.
3. The rapid temperature change comprehensive test box according to claim 1, characterized in that: the refrigerator is characterized in that a heater (2) and an evaporator (18) are fixedly arranged on the inner side wall of the box body (1), the heater (2) and the evaporator (18) are located in the upper cavity (11), a refrigerating unit (17) is fixedly arranged on the bottom surface of the inner wall of the box body (1), the refrigerating unit (17) is located in a refrigerating working area (20), and the refrigerating unit (17) is connected with the evaporator (18) to form a refrigerating cycle.
4. The rapid temperature change comprehensive test box according to claim 1, characterized in that: and a temperature sensor (6) and a humidity sensor (7) are fixedly arranged at the top of the inner wall of the box body (1).
5. The rapid temperature change comprehensive test box according to claim 1, characterized in that: the air inlet end of the air pump (8) is communicated with an upper cavity (11) of the box body (1) through a first pipeline (9), and the air outlet end of the air pump (8) is communicated with the external environment through a second pipeline (10).
6. The rapid temperature change comprehensive test box according to claim 1, characterized in that: the air inlet pipe (12) is provided with a first electromagnetic valve (13), and the air outlet pipe (15) is provided with a second electromagnetic valve (16).
7. The rapid temperature change comprehensive test box according to claim 1, characterized in that: the front of the box body (1) is hinged with a sealing door (23), and the front of the sealing door (23) is provided with a handle (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121336605.XU CN214974083U (en) | 2021-06-16 | 2021-06-16 | Quick temperature change comprehensive test box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121336605.XU CN214974083U (en) | 2021-06-16 | 2021-06-16 | Quick temperature change comprehensive test box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214974083U true CN214974083U (en) | 2021-12-03 |
Family
ID=79128373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121336605.XU Active CN214974083U (en) | 2021-06-16 | 2021-06-16 | Quick temperature change comprehensive test box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214974083U (en) |
-
2021
- 2021-06-16 CN CN202121336605.XU patent/CN214974083U/en active Active
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