Constant-temperature and constant-humidity test box for thin film detection
By setting up moving parts and inclined guide seats on the back wall of the test chamber, the problem of condensed water droplets falling on the support plate on the inner wall of the test chamber is solved, and the reliability of film testing is improved.
Patent Information
- Application Number
- CN202421103818.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-21
- Publication Date
- 2025-01-21
- Estimated Expiration
- 2034-05-21
AI Technical Summary
The support plate in the existing test chamber is slid on the inner wall of the test chamber, which causes the water droplets condensed in the inner wall of the test chamber to fall easily on the support plate, affecting the film testing effect.
By setting up a moving part on the back wall of the test chamber, the supporting plate is placed on the moving part, and the moving part drives the supporting plate close to the door panel or away from the inner wall of the test chamber, and combined with the inclined guide seat, the water droplets condensed on the top of the test box are Direct the water to both side walls to prevent water droplets from falling on the pallet.
It effectively prevents water droplets condensed on the inner wall of the test chamber from falling on the supporting plate, reduces the impact of water droplets on the film test, and improves the reliability of the test.
Smart Images
Figure CN222369128U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of test box frames, in particular to a constant temperature and humidity test box for film detection. Background Art
[0002] Constant temperature and humidity test chamber is an important equipment used to test the heat resistance, cold resistance, dryness resistance and moisture resistance of products in various environments, so as to reduce the defective rate of products and ensure the reliability of products. Film products are often tested in constant temperature and humidity test chambers to ensure quality.
[0003] However, the supporting plates in the existing test chambers are mostly slidably arranged on the inner wall of the test chamber, so the water droplets condensed on the inner wall of the test chamber are easy to fall on the supporting plates, affecting the film test effect. Utility Model Content
[0004] The technical problem to be solved by the utility model is that the supporting plates in the existing test boxes are mostly slidably arranged on the inner wall of the test box, so the water droplets condensed on the inner wall of the test box are easy to fall on the supporting plate, affecting the film test effect.
[0005] In order to achieve the above functions, the technical solution adopted by the utility model is as follows: a constant temperature and humidity test chamber for thin film testing, comprising a test chamber and a supporting plate, the side walls of the test chamber are provided with door panels, the inner rear wall of the test chamber is provided with a moving part, the supporting plate is arranged on the moving part, the inner top wall of the test chamber is provided with a guide seat, the guide seat is inclined, and the test chamber is provided with a constant temperature and humidity control component.
[0006] Preferably, the movable part includes a support rod, a screw and a screw pair, the end of the support rod is arranged on the inner rear wall of the test box, the end of the screw is rotatably arranged on the inner rear wall of the test box, the screw pair is threadedly connected to the screw and is slidably sleeved on the support rod, and the bottom wall of the support plate is arranged on the screw pair.
[0007] Preferably, a driving motor is provided on the side wall of the test box, and the output end of the driving motor rotates through the test box and is connected to the lead screw.
[0008] Preferably, the constant temperature and humidity control component includes a heater, a refrigerator, a humidifier and a circulating fan, the heater, refrigerator and humidifier are arranged side by side on the side wall of the test box and the output ends of the heater, refrigerator and humidifier are arranged in the test box, the circulating fan is arranged on the rear side wall of the test box, and the output end of the circulating fan is arranged on the circulating fan.
[0009] Preferably, a humidity sensor and a temperature sensor are provided on the side wall of the guide seat, a controller is provided on the door panel, the humidity sensor and the controller are electrically connected, the circulating fan and the humidifier are electrically connected to the controller, the temperature sensor is electrically connected to the controller, and the controller is electrically connected to the heater and the refrigerator.
[0010] Preferably, rollers are provided at the four corners of the bottom wall of the test box, a support plate is provided on the bottom side wall of the test box, an electric telescopic rod is provided on the support plate, and the movable end of the electric telescopic rod slides through the support plate and is provided with a pad.
[0011] Preferably, a ventilation port is provided on the door panel.
[0012] Preferably, a magnetic sticker is magnetically attracted to the supporting plate.
[0013] The utility model adopts the above structure to achieve the following beneficial effects: the supporting plate can be driven by the moving part to move close to the door panel to facilitate the placement of the film, and the moving part can make the supporting plate away from the inner wall of the test box, so that the water droplets condensed on the inner wall of the test box will not fall on the supporting plate, and the inclined guide seat can be used to guide the water droplets condensed on the top of the test box to the two inner walls of the test box, thereby reducing the condensed water droplets falling on the film of the support plate. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 The overall structure of the embodiment of the utility model is shown in FIG. Figure 1 ;
[0015] Figure 2 The overall structure of the embodiment of the utility model is shown in FIG. Figure 2 ;
[0016] Figure 3 The overall structure of the embodiment of the utility model is shown in FIG. Figure 3 ;
[0017] Figure 4 The overall structure of the embodiment of the utility model is shown in FIG. Figure 4 .
[0018] Among them, 1. test box, 2. support plate, 3. door panel, 4. moving parts, 5. guide seat, 6. constant temperature and humidity control component, 7. support rod, 8. screw, 9. screw pair, 10. drive motor, 11. heater, 12. refrigerator, 13. humidifier, 14. circulating fan, 15. humidity sensor, 16. temperature sensor, 17. controller, 18. roller, 19. support plate, 20. electric telescopic rod, 21. pad, 22. ventilation port, 23. magnetic tile. DETAILED DESCRIPTION
[0019] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0020] In the description of the present utility model, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance. The present utility model is further described in detail below in conjunction with the accompanying drawings.
[0021] like Figure 1-4 As shown, the utility model proposes a constant temperature and humidity test box for film detection, including a test box 1 and a supporting plate 2, the side wall of the test box 1 is provided with a door panel 3, the door panel 3 is provided with a ventilation port 22, the inner rear wall of the test box 1 is provided with a moving part 4, the supporting plate 2 is provided on the moving part 4, the supporting plate 2 is magnetically attracted with a magnetic patch 23, and the film can be fixed on the supporting plate 2 by the magnetic patch 23, the inner top wall of the test box 1 is provided with a guide seat 5, the guide seat 5 is inclined, and the test box 1 is provided with a There is a constant temperature and humidity control component 6, which can be used to control the temperature and humidity in the test box 1. The supporting plate 2 can be driven by the moving part 4 to move close to the door panel 3 to facilitate the placement of the film. The supporting plate 2 can be moved away from the inner wall of the test box 1 by the moving part 4, so that the water droplets condensed on the inner wall of the test box 1 will not fall on the supporting plate 2. The inclined guide seat 5 can be used to guide the water droplets condensed on the top of the test box 1 to the two inner walls of the test box 1, thereby reducing the condensed water droplets falling on the film of the support plate.
[0022] The movable member 4 includes a support rod 7, a lead screw 8 and a lead screw pair 9, the end of the support rod 7 is arranged on the inner rear wall of the test box 1, the end of the lead screw 8 is rotatably arranged on the inner rear wall of the test box 1, the lead screw pair 9 is threadedly connected to the lead screw 8 and slidably sleeved on the support rod 7, the bottom wall of the support plate is arranged on the lead screw pair 9, and the side wall of the test box 1 is provided with a driving motor 10, the output end of the driving motor 10 rotates through the test box 1 and is connected to the lead screw 8, by driving the lead screw 8 to rotate, the lead screw pair 9 drives the supporting plate 2 to move close to the door panel 3 under the limit of the support rod 7, so as to facilitate the placement of the film.
[0023] The constant temperature and humidity control component 6 includes a heater 11, a refrigerator 12, a humidifier 13 and a circulating fan 14. The heater 11, the refrigerator 12 and the humidifier 13 are arranged side by side on the side wall of the test box 1, and the output ends of the heater 11, the refrigerator 12 and the humidifier 13 are arranged in the test box 1. The circulating fan 14 is arranged on the rear side wall of the test box 1, and the output end of the circulating fan 14 is arranged on the circulating fan 14.
[0024] A humidity sensor 15 and a temperature sensor 16 are provided on the side wall of the guide seat 5, and a controller 17 is provided on the door panel 3. The humidity sensor 15 and the controller 17 are electrically connected, the circulating fan 14 and the humidifier 13 are electrically connected to the controller 17, the temperature sensor 16 is electrically connected to the controller 17, and the controller 17 is electrically connected to the heater 11 and the refrigerator 12. The temperature in the test box 1 is sensed by the temperature sensor 16, and the signal is transmitted to the controller 17. The controller 17 controls the heater 11 and the refrigerator 12 to control the temperature in the test box 1. The humidity in the test box 1 is sensed by the humidity sensor 15, and the signal is transmitted to the controller 17. The controller 17 controls the circulating fan 14 and the humidifier 13 to operate so as to adjust the humidity in the test box 1.
[0025] Rollers 18 are provided at the four corners of the bottom wall of the test box 1, and a support plate 19 is provided on the bottom side wall of the test box 1. An electric telescopic rod 20 is provided on the support plate 19. The movable end of the electric telescopic rod 20 slides through the support plate 19 and is provided with a pad 21. By extending the electric telescopic rod 20, the test box 1 can be propped up to increase its stability.
[0026] During specific use, the support plate 2 is supported and moved by the support rod 7, the screw 8 and the screw pair 9, which can prevent the support plate 2 from approaching the inner wall of the test box 1, so that the water droplets condensed on the inner wall of the test box 1 will not fall onto the support plate 2, and the inclined guide seat 5 can be used to guide the water droplets condensed on the top of the test box 1 to the two inner walls of the test box 1, thereby reducing the probability of the condensed water droplets falling on the film of the support plate.
[0027] By starting the drive motor 10 and driving the screw 8 to rotate, the screw pair 9 drives the support plate 2 to move close to the door panel 3 under the limit of the support rod 7, so as to facilitate the placement of the film, and fix it through the magnetic patch 23. The screw 8 is driven to rotate in the reverse direction to put the film into the test box 1.
[0028] The temperature sensor 16 senses the temperature in the test box 1 and transmits a signal to the controller 17. The controller 17 controls the heater 11 and the refrigerator 12 to control the temperature in the test box 1. The humidity sensor 15 senses the humidity in the test box 1 and transmits a signal to the controller 17. The controller 17 controls the circulation fan 14 and the humidifier 13 to operate to adjust the humidity in the test box 1.
[0029] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.
Claims
1. A constant temperature and humidity test chamber for thin film testing, characterized in that: It comprises a test box and a supporting plate, wherein the side walls of the test box are provided with door panels, the inner rear wall of the test box is provided with a moving part, the supporting plate is arranged on the moving part, the inner top wall of the test box is provided with a guide seat, the guide seat is arranged inclined, and the test box is provided with a constant temperature and humidity control component.
2. A constant temperature and humidity test chamber for thin film detection according to claim 1, characterized in that: The movable part includes a support rod, a screw and a screw pair. The end of the support rod is arranged on the inner rear wall of the test box, the end of the screw is rotatably arranged on the inner rear wall of the test box, the screw pair is threadedly connected to the screw and slidably sleeved on the support rod, and the bottom wall of the support plate is arranged on the screw pair.
3. A constant temperature and humidity test chamber for thin film testing according to claim 2, characterized in that: A driving motor is disposed on the side wall of the test box, and an output end of the driving motor rotates through the test box and is connected to a lead screw.
4. A constant temperature and humidity test chamber for thin film testing according to claim 1, characterized in that: The constant temperature and humidity control component includes a heater, a refrigerator, a humidifier and a circulating fan. The heater, refrigerator and humidifier are arranged side by side on the side wall of the test box, and the output ends of the heater, refrigerator and humidifier are arranged in the test box. The circulating fan is arranged on the rear side wall of the test box, and the output end of the circulating fan is arranged on the circulating fan.
5. A constant temperature and humidity test box for thin film testing according to claim 4, characterized in that: A humidity sensor and a temperature sensor are provided on the side wall of the guide seat, a controller is provided on the door panel, the humidity sensor is electrically connected to the controller, the circulating fan and the humidifier are electrically connected to the controller, the temperature sensor is electrically connected to the controller, and the controller is electrically connected to the heater and the refrigerator.
6. A constant temperature and humidity test chamber for thin film testing according to claim 1, characterized in that: Rollers are arranged at the four corners of the bottom wall of the test box, a support plate is arranged on the bottom side wall of the test box, an electric telescopic rod is arranged on the support plate, and a movable end of the electric telescopic rod slides through the support plate and is provided with a pad.
7. A constant temperature and humidity test chamber for thin film testing according to claim 1, characterized in that: The door panel is provided with a ventilation port.
8. The constant temperature and humidity test box for thin film testing according to claim 1, characterized in that: The supporting plate is magnetically attracted with a magnetic sticker.