Constant-temperature drying box
By designing components such as heating drying boxes, rectangular openings, heating wires, transverse movement mechanisms in a constant temperature drying box, the problems of uniform heating of thermocouples and easy insertion and use are solved, and efficient and uniform drying effect is achieved, and the test is improved. efficiency.
Patent Information
- Application Number
- CN202420884865.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-26
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2034-04-26
AI Technical Summary
The existing constant temperature drying box structure for thermocouple processing cannot achieve uniform heating of thermocouples, and is not convenient for inserting and removing thermocouples, affecting the test efficiency.
A constant temperature drying box including a heating drying box, a rectangular opening, an electric heating wire, a drying mechanism, a transverse movement mechanism, a support mechanism, a hot air diffusion mechanism and an air circulation mechanism are designed to achieve uniform blowing of hot air and uniform temperature distribution through these components. , ensure efficient drying of the thermocouple, and facilitate the plug-in and access of the thermocouple through servo motors and synchronous belts.
The uniform and effective drying of the thermocouple is achieved, the drying efficiency and temperature distribution uniformity are improved, and the operation process of the thermocouple is simplified and the testing efficiency is improved.
Smart Images
Figure CN222187708U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of drying boxes, and in particular relates to a constant temperature drying box. Background Art
[0002] Constant temperature drying oven is an essential test equipment in the fields of aviation, automobile, home appliances, scientific research, etc. It is used to test and determine the parameters and performance of electrical, electronic and other products and materials after the temperature environment changes during high temperature testing.
[0003] However, the existing constant temperature drying oven structure used for thermocouple processing not only fails to heat the thermocouple evenly, but also is inconvenient to insert and remove the thermocouple, thereby affecting the test efficiency. Utility Model Content
[0004] The utility model provides a constant temperature drying oven, aiming to solve the problem that the existing constant temperature drying oven structure for thermocouple processing mentioned in the background technology cannot evenly heat the thermocouple and is inconvenient to insert and remove the thermocouple.
[0005] To solve the above problems, the utility model is implemented as follows: a constant temperature drying oven, comprising: a box body with a heating and drying box fixedly installed on the top; a rectangular opening provided on the heating and drying box; an electric heating wire arranged on the inner wall of the heating and drying box; a drying mechanism arranged on the heating and drying box, the drying mechanism being used to dry the hot air injected into the box body; a transverse movement mechanism arranged on the box body, the transverse movement mechanism being used to control the transverse movement of a supporting mechanism; a supporting mechanism arranged on the transverse movement mechanism, the supporting mechanism being used to support a plurality of thermocouples; a hot air diffusion mechanism arranged on the supporting mechanism, the hot air diffusion mechanism being used to blow hot air toward the surfaces of a plurality of thermocouples; an air circulation mechanism arranged on the box body, the air circulation mechanism being used to circulate the air in the box body in the heating and drying box.
[0006] Preferably, the drying mechanism comprises: a metal woven mesh bag arranged on the rectangular opening; a granular desiccant arranged inside the metal woven mesh bag; and a sealing plate fixedly mounted on the metal woven mesh bag.
[0007] Preferably, the transverse movement mechanism includes: a plurality of screws rotatably mounted on the inner wall of the box body; a plurality of sliding plates threadedly mounted on the plurality of screws; a servo motor fixedly mounted on one side of the box body and having a plurality of active synchronous wheels; a plurality of driven synchronous wheels respectively fixedly mounted on the plurality of screws, and a plurality of synchronous belts are mounted on the plurality of active synchronous wheels and the plurality of driven synchronous wheels.
[0008] Preferably, the support mechanism comprises: a support plate fixedly mounted on a side where the plurality of sliding plates are close to each other; and a U-shaped frame fixedly mounted on the support plate and provided with a plurality of insertion holes.
[0009] Preferably, the hot air diffusion mechanism includes: a plurality of spiral tubes fixedly mounted on the support plate and having a plurality of exhaust holes; a horizontal tube disposed at the bottom of the support plate and connected to the plurality of spiral tubes; and an air guide hose disposed at one end of the horizontal tube and connected to the heating and drying box.
[0010] Preferably, the air circulation mechanism comprises: a fan fixedly mounted on the top of the box body and connected to the heating and drying box; and an exhaust pipe arranged at the air inlet end of the fan and connected to the box body.
[0011] Preferably, the box body is provided with a box door, and the box door is provided with a controller, and the controller is electrically connected to the heating wire, the servo motor and the fan.
[0012] Preferably, a plurality of temperature sensors are provided on the inner wall of the U-shaped frame, and the plurality of temperature sensors are electrically connected to the controller.
[0013] Compared with the related art, the constant temperature drying oven provided by the utility model has the following beneficial effects:
[0014] Compared with the prior art, the box body and the heating and drying box in the constant temperature drying box provided by the present invention are the main structures of the whole device, which are used to accommodate and support other components and ensure their stable operation. The heating and drying box has a rectangular opening, and an electric heating wire is arranged on the inner wall. The electric heating wire generates heat when it is energized, and the hot air is heated by the heating and drying box to meet the drying requirements of the thermocouple. The rectangular opening is used to install the drying mechanism. The drying mechanism is arranged on the heating and drying box, and is mainly used to dry the hot air injected into the box body, ensuring that the moisture in the hot air is effectively removed to prevent adverse effects on the thermocouple. The lateral movement mechanism is arranged on the box body, and is used to control the lateral movement of the supporting mechanism. This device The design allows the support mechanism to be moved to the inside and outside of the box, so as to facilitate the insertion and use of thermocouples. The support mechanism is installed on the transverse movement mechanism, and its main function is to support multiple thermocouples to ensure that they remain stable during the processing. The hot air diffusion mechanism is arranged on the support mechanism, and its function is to blow hot air more evenly to the surfaces of multiple thermocouples. This design can ensure that the hot air evenly and effectively covers the surface of the thermocouples, thereby improving the drying efficiency. The air circulation mechanism is arranged on the box, and is used to circulate the air in the box in the heating and drying box, which can not only improve the utilization rate of the hot air, but also ensure the uniform temperature distribution in the box, further improving the drying effect of the thermocouples.
[0015] In summary, this patent achieves efficient and uniform drying of thermocouples through ingenious structural design and functional layout, and has broad application prospects and practical value. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic diagram of the main cross-sectional structure of a constant temperature drying oven provided by the utility model;
[0017] Figure 2 for Figure 1 A schematic diagram of a cross-sectional structure from side view;
[0018] Figure 3 for Figure 1 Schematic diagram of the three-dimensional structure of the middle U-shaped frame.
[0019] Figure numerals: 1. Box body; 2. Heating and drying box; 3. Rectangular opening; 4. Electric heating wire; 5. Metal woven net bag; 6. Granular desiccant; 7. Sealing plate; 8. Screw; 9. Sliding plate; 10. Servo motor; 11. Active synchronous wheel; 12. Driven synchronous wheel; 13. Support plate; 14. U-shaped frame; 15. Socket; 16. Horizontal pipe; 17. Spiral pipe; 18. Exhaust hole; 19. Air guide hose; 20. Fan; 21. Exhaust pipe; 22. Box cover; 23. Controller; 24. Temperature sensor. DETAILED DESCRIPTION
[0020] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit the present application; the terms "including" and "having" in the specification and claims of the present application and the above-mentioned figure descriptions and any variations thereof are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of the present application or the above-mentioned figures are used to distinguish different objects, rather than to describe a specific order; the terms "inside", "outside", "left", and "right" indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention 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 invention.
[0021] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.
[0022] The utility model embodiment provides a constant temperature drying oven, such as Figure 1-3 As shown, the constant temperature drying oven includes: a box body 1 with a heating and drying box 2 fixedly mounted on the top; a rectangular opening 3 provided on the heating and drying box 2; an electric heating wire 4 arranged on the inner wall of the heating and drying box 2; a drying mechanism arranged on the heating and drying box 2, the drying mechanism being used to dry the hot air injected into the box body 1; a transverse movement mechanism arranged on the box body 1, the transverse movement mechanism being used to control the transverse movement of the supporting mechanism; a supporting mechanism arranged on the transverse movement mechanism, the supporting mechanism being used to support a plurality of thermocouples; a hot air diffusion mechanism arranged on the supporting mechanism, the hot air diffusion mechanism being used to blow hot air toward the surfaces of a plurality of thermocouples; an air circulation mechanism arranged on the box body 1, the air circulation mechanism being used to circulate the air in the box body 1 in the heating and drying box 2.
[0023] In this embodiment, the box body 1, on the top of which a heating and drying box 2 is fixedly installed, is the main structure of the entire device, which is used to accommodate and support other components and ensure their stable operation. The heating and drying box 2 is provided with a rectangular opening 3, and the inner wall is provided with a heating wire 4. The heating wire 4 generates heat when energized, and the hot air is heated by the heating and drying box 2 to meet the drying needs of the thermocouple. The rectangular opening 3 is used to install a drying mechanism. The drying mechanism is arranged on the heating and drying box 2, and is mainly used to dry the hot air injected into the box body 1 to ensure that the moisture in the hot air is effectively removed to prevent adverse effects on the thermocouple. The transverse movement mechanism is arranged on the box body 1, and is used to control the transverse movement of the supporting mechanism. This The design allows the support mechanism to be moved to the inside and outside of the box 1, so as to facilitate the insertion and removal of thermocouples. The support mechanism is installed on the transverse movement mechanism, and its main function is to support multiple thermocouples to ensure that they remain stable during the processing. The hot air diffusion mechanism is arranged on the support mechanism, and its function is to blow hot air more evenly to the surfaces of multiple thermocouples. This design can ensure that the hot air evenly and effectively covers the surface of the thermocouples, thereby improving the drying efficiency. The air circulation mechanism is arranged on the box 1, and is used to circulate the air in the box 1 in the heating and drying box 2, which can not only improve the utilization rate of the hot air, but also ensure the uniform temperature distribution in the box 1, further improving the drying effect of the thermocouples.
[0024] In a further preferred embodiment of the utility model, the drying mechanism includes: a metal woven net bag 5 arranged on the rectangular opening 3; a granular desiccant 6 arranged inside the metal woven net bag 3; and a sealing plate 7 fixedly mounted on the metal woven net bag 5.
[0025] In this embodiment, the granular desiccant 6 in the metal woven net bag 5 can dry the air passing through the heating and drying box 2 .
[0026] In a further preferred embodiment of the utility model, the transverse movement mechanism includes: a plurality of screw rods 8 rotatably mounted on the inner wall of the box body 1; a plurality of sliding plates 9 threadedly sleeved on the plurality of screw rods 8; a servo motor 10 fixedly mounted on one side of the box body 1 and having a plurality of active synchronous wheels 11; a plurality of driven synchronous wheels 12 respectively fixedly sleeved on the plurality of screw rods 8, and a plurality of synchronous belts are sleeved on the plurality of active synchronous wheels 11 and the plurality of driven synchronous wheels 12.
[0027] In this embodiment, the servo motor 10 drives the multiple screws 8 to rotate synchronously through multiple active synchronous wheels 11, multiple driven synchronous wheels 12 and multiple synchronous belts. The multiple synchronously rotating screws 8 can drive the multiple sliding plates 9 and the supporting mechanism to move horizontally, thereby facilitating the support mechanism to be moved out of the box body 1, and then facilitating the placement and use of the thermocouples.
[0028] In a further preferred embodiment of the present invention, the support mechanism comprises: a support plate 13 fixedly mounted on one side of the plurality of sliding plates 9 close to each other; and a U-shaped frame 14 fixedly mounted on the support plate 13 and provided with a plurality of insertion holes 15 .
[0029] In this embodiment, multiple thermocouples can be inserted through the multiple insertion holes 15 on the U-shaped frame 14.
[0030] In a further preferred embodiment of the utility model, the hot air diffusion mechanism includes: a plurality of spiral tubes 17 fixedly mounted on the support plate 13 and having a plurality of exhaust holes 18; a transverse tube 16 disposed at the bottom of the support plate 13 and connected to the plurality of spiral tubes 17; and an air guide hose 19 disposed at one end of the transverse tube 16 and connected to the heating and drying box 2.
[0031] In this embodiment, the heated and dried air can be injected into the transverse tube 16 through the air guide hose 19, and the dry hot air can be injected into the multiple spiral tubes 17 through the transverse tube 16. The dry hot air can be sprayed more evenly onto the surfaces of multiple thermocouples through the multiple exhaust holes 18, so that the multiple thermocouples are heated more evenly.
[0032] In a further preferred embodiment of the utility model, the air circulation mechanism includes: a fan 20 fixedly mounted on the top of the housing 1 and connected to the heating and drying box 2; and an exhaust pipe 21 disposed at the air inlet end of the fan 20 and connected to the housing 1.
[0033] In this embodiment, the fan 20 draws out the air in the box 1 through the exhaust pipe 21 and injects the air into the heating and drying box 2 for heating and drying, and then sprays the air onto the thermocouple in the box 1 through the hot air diffusion mechanism.
[0034] In a further preferred embodiment of the utility model, a box door 22 is provided on the box body 1 , and a controller 23 is provided on the box door 22 . The controller 23 is electrically connected to the heating wire 4 , the servo motor 10 and the fan 20 .
[0035] In this embodiment, the box body 1 can be closed by the box door 22, and the device can be operated and controlled by the controller 23.
[0036] In a further preferred embodiment of the present invention, a plurality of temperature sensors 24 are disposed on the inner wall of the U-shaped frame 14 , and the plurality of temperature sensors 24 are all electrically connected to the controller 23 .
[0037] In this embodiment, the temperatures near the multiple thermocouples can be monitored by multiple temperature sensors 24 , and the controller 23 controls the power of the heating wire 4 according to the monitoring results, so as to maintain a constant temperature in the box 1 .
[0038] In summary, compared with the related art, the device can not only make the surface of the thermocouple evenly heated, but also facilitate the insertion and use of the thermocouple, which is more convenient.
[0039] In the several embodiments provided in this application, it should be understood that the disclosed device can be implemented in other ways.
[0040] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.
Claims
1. A constant temperature drying oven, characterized in that: include: A box with a heating and drying box fixedly installed on the top; A rectangular opening is provided on the heating and drying box; An electric heating wire arranged on the inner wall of the heating and drying box; A drying mechanism provided on the heating and drying box, the drying mechanism being used to dry the hot air injected into the box; A transverse movement mechanism is installed on the box body, and the transverse movement mechanism is used to control the transverse movement of the support mechanism; A supporting mechanism disposed on the transverse movement mechanism, the supporting mechanism being used to support a plurality of thermocouples; A hot air diffusion mechanism disposed on the support mechanism, the hot air diffusion mechanism being used to blow hot air toward surfaces of a plurality of thermocouples; An air circulation mechanism is arranged on the box body, and is used to circulate the air in the box body in the heating and drying box.
2. The constant temperature drying oven according to claim 1, characterized in that: The drying mechanism comprises: A metal woven net bag disposed on the rectangular opening; A granular desiccant disposed inside the metal woven net bag; A sealing plate is fixedly mounted on the metal braided net bag.
3. The constant temperature drying oven according to claim 1, characterized in that: The traverse mechanism comprises: Rotating a plurality of screws mounted on the inner wall of the box body; A plurality of sliding plates threadably sleeved on the plurality of screw rods; A servo motor fixedly mounted on one side of the box and having a plurality of active synchronous wheels; A plurality of driven synchronous wheels are respectively fixedly sleeved on the plurality of screw rods, and a plurality of synchronous belts are sleeved on the plurality of active synchronous wheels and the plurality of driven synchronous wheels.
4. The constant temperature drying oven according to claim 3, characterized in that: The supporting mechanism comprises: A support plate fixedly mounted on one side of the plurality of sliding plates close to each other; A U-shaped frame is fixedly mounted on the support plate and is provided with a plurality of plug holes.
5. The constant temperature drying oven according to claim 4, characterized in that: The hot air diffusion mechanism comprises: A plurality of spiral tubes fixedly mounted on the support plate and having a plurality of exhaust holes; A horizontal tube disposed at the bottom of the support plate and connected to the plurality of spiral tubes; An air guide hose is arranged at one end of the transverse pipe and is connected to the heating and drying box.
6. The constant temperature drying oven according to claim 4, characterized in that: The air circulation mechanism comprises: A fan fixedly mounted on the top of the box and connected to the heating and drying box; An exhaust pipe is arranged at the air inlet end of the fan and is connected to the box.
7. The constant temperature drying oven according to claim 6, characterized in that: The box body is provided with a box door, and the box door is provided with a controller, and the controller is electrically connected with the heating wire, the servo motor and the fan.
8. The constant temperature drying oven according to claim 7, characterized in that: A plurality of temperature sensors are arranged on the inner wall of the U-shaped frame, and the plurality of temperature sensors are electrically connected to the controller.