阅读说明：本技术 高低温交变湿热试验箱 (High-low temperature alternating damp-heat test box ) 是由 华晨 于 2019-11-14 设计创作，主要内容包括：本发明公开了高低温交变湿热试验箱,具体涉及实验检测装置技术领域,包括安装底座,安装底座的顶部固定安装有实验箱本体,实验箱本体内部的底部固定安装有压缩机组,实验箱本体左侧面的底部固定安装有溢流口和排水管,实验箱本体左侧面的中部固定安装有转换开关,实验箱本体的右侧面固定安装有集水槽。本发明通过设置实验箱本体,采用了工作室,制冷机组和电控柜组合式构成装置的本体,使得工作室,制冷机组和电控柜均具有独立运行的环境,再通过压缩机组配合离心加热风机组为工作室提供冷热交变的环境,利用电控柜来控制实验箱本体内部的电路通断,使得装置运转流程简化,易于操作,便于工作人员使用。(The invention discloses a high-low temperature alternating damp-heat test box, and particularly relates to the technical field of test detection devices. The experimental box body is arranged, the working chamber, the refrigerating unit and the electric control cabinet are combined to form the body of the device, so that the working chamber, the refrigerating unit and the electric control cabinet have independent running environments, the compressor unit is matched with the centrifugal heating fan unit to provide a cold and hot alternating environment for the working chamber, and the electric control cabinet is used for controlling the on-off of a circuit in the experimental box body, so that the operation process of the device is simplified, the operation is easy, and the use by workers is convenient.)

1. High low temperature reversal damp heat test case, including installation base (1), the top fixed mounting of installation base (1) has experiment case body (2), the inside bottom fixed mounting of experiment case body (2) has compressor unit (3), its characterized in that: the experimental box comprises an experimental box body (2), wherein an overflow port (4) and a drain pipe (5) are fixedly mounted at the bottom of the left side face of the experimental box body (2), a change-over switch (6) is fixedly mounted at the middle of the left side face of the experimental box body (2), a water collecting tank (7) is fixedly mounted at the right side face of the experimental box body (2), an experimental box door (8) is movably mounted at the top end of the right side face of the experimental box body (2), an observation window (9) is formed in the surface of the experimental box door (8), a sample frame parting bead (10) is fixedly mounted at the top inside the experimental box body (2), a sample frame (11) is detachably mounted at the side face of the sample frame parting bead (10), a test cable hole (12) is formed in the right side of the top of the experimental box body (2), a long shaft axial flow motor (13) is fixedly mounted at the top face of the experimental box body (2), and a, an evaporator (15) and a humidifying disc (16) are arranged below the centrifugal heating fan set (14).

2. The high-low temperature alternating humid heat test chamber according to claim 1, characterized in that: the experimental box body (2) adopts the bilayer structure setting, the inner bag of experimental box body (2) adopts high-quality corrosion resistant plate to make, the shell of experimental box body (2) adopts high-quality steel sheet to make, and its surface spraying has anticorrosive paint layer.

3. The high-low temperature alternating humidity heat test chamber according to claim 2, wherein: the experimental box body (2) is composed of a working chamber (21), a refrigerating unit (22) and an electric control cabinet (23), an air duct (17) is formed in the rear portion of the working chamber (21), an air outlet (18) is formed in the upper portion of the air duct (17), and an air return opening (19) is formed in the lower portion of the air duct.

4. The high-low temperature alternating humidity heat test chamber according to claim 3, wherein: the centrifugal heating fan unit (14), the evaporator (15) and the humidifying disc (16) are fixedly mounted inside the air duct (17), a water outlet (20) is formed in the bottom of the working chamber (21), the water outlet (20) is connected with the overflow port (4) and the water outlet pipe (5) in a serial mode, and the compressor unit (3) is fixedly mounted inside the electric control cabinet (23).

5. The high-low temperature alternating humid heat test chamber according to claim 1, characterized in that: the test box door (8) is designed to be a single-door, the connecting frame of the test box door (8) is a stainless steel integrated connecting frame, and a heating defrosting and anti-condensation heating device is arranged inside the test box door (8).

6. The high-low temperature alternating humid heat test chamber according to claim 1, characterized in that: the inner structure of the observation window (9) is designed by adopting double-sided conductive multilayer hollow glass.

7. The high-low temperature alternating humid heat test chamber according to claim 1, characterized in that: centrifugal heating fan group (14) include fan shell (141), the inside fixed mounting of fan shell (141) has centrifugal fan blade (142), the top vent fixed mounting of fan shell (141) has micron order filter layer (143), the below air exit fixed mounting of fan shell (141) has heating silk screen (144), just the filtration pore diameter of crossing of micron order filter layer (143) is the micron order.

Technical Field

The invention relates to the technical field of experimental detection devices, in particular to a high-low temperature alternating humidity and heat test box.

Background

The high-low temperature alternating damp-heat test box simulates high-temperature, low-temperature and damp-heat environments in natural environments and is used for testing and determining parameters and performances of electricians, electronics and other products and materials after the temperature environment changes in high-temperature, low-temperature, alternating damp-heat degree or constant tests.

Current proof box structure is complicated, complex operation, be unfavorable for large-scale electrician and electronic product's experiment to detect, and the kind differentiation of structure case is obvious, be unfavorable for the material of the multiple shape of the same kind of material to test in step, great reduction the practicality of device, the temperature transform of the inside analog environment of proof box that has now simultaneously is slower, and does not have filtration system, material self can lead to the experiment to detect the great error of data appearance externally being infected with impurity, has reduced the practicality of device.

Therefore, it is highly desirable to provide a high-low temperature alternating humidity-heat test chamber with high efficiency and strong controllability.

Disclosure of Invention

In order to overcome the above defects in the prior art, the embodiment of the invention provides a high-low temperature alternating humidity-heat test box, wherein a test box body is arranged, a working chamber is adopted, a refrigerating unit and an electric control cabinet are combined to form the body of the device, so that the working chamber, the refrigerating unit and the electric control cabinet are provided with independent running environments, a compressor unit is matched with a centrifugal heating fan unit to provide a cold-heat alternating environment for the working chamber, and the electric control cabinet is used for controlling the on-off of a circuit in the test box body, so that the running process of the device is simplified, the operation is easy, and the device is convenient for workers to use, and the problems in the background art are solved.

In order to achieve the purpose, the invention provides the following technical scheme: the high-low temperature alternating damp-heat test box comprises a mounting base, wherein an experiment box body is fixedly mounted at the top of the mounting base, a compressor unit is fixedly mounted at the bottom inside the experiment box body, an overflow port and a drain pipe are fixedly mounted at the bottom of the left side surface of the experiment box body, a change-over switch is fixedly mounted at the middle part of the left side surface of the experiment box body, a water collecting tank is fixedly mounted at the right side surface of the experiment box body, an experiment box door is movably mounted at the top end of the right side surface of the experiment box body, an observation window is arranged on the surface of the experiment box door, a sample frame parting strip is fixedly mounted at the top inside the experiment box body, a sample frame is detachably mounted on the side surface of the sample frame parting strip, a test cable hole is formed at the right side of the top of the experiment box body, the bottom end of the long-shaft axial flow air supply motor is fixedly provided with a centrifugal heating fan set, and an evaporator and a humidifying disc are arranged below the centrifugal heating fan set.

In a preferred embodiment, the experiment box body is of a double-layer structure, the inner container of the experiment box body is made of a high-quality stainless steel plate, the outer shell of the experiment box body is made of a high-quality steel plate, and the surface of the outer shell is sprayed with an anti-corrosion paint layer.

In a preferred embodiment, the experimental box body is composed of a working chamber, a refrigerating unit and an electric control cabinet, wherein the rear part of the working chamber is provided with an air duct, the upper part of the air duct is provided with an air outlet, and the lower part of the air duct is provided with an air return opening.

In a preferred embodiment, the centrifugal heating fan unit, the evaporator and the humidifying disc are all fixedly mounted inside the air duct, a water outlet is formed in the bottom of the working chamber, the water outlet is in serial connection with the overflow port and the water drain pipe, and the compressor unit is fixedly mounted inside the electric control cabinet.

In a preferred embodiment, the door of the test chamber is designed to be a single-door, the connecting frame of the door of the test chamber is a stainless steel integrated connecting frame, and a heating device for heating, defrosting and preventing condensation is arranged inside the door of the test chamber.

In a preferred embodiment, the internal structure of the observation window adopts a double-sided conductive multilayer hollow glass design.

In a preferred embodiment, the centrifugal heating fan set comprises a fan shell, wherein a centrifugal fan blade is fixedly mounted inside the fan shell, a micron-sized filter layer is fixedly mounted at an upper air vent of the fan shell, a heating wire mesh is fixedly mounted at a lower air outlet of the fan shell, and the diameter of a filter hole of the micron-sized filter layer is micron-sized.

The invention has the technical effects and advantages that:

1. according to the invention, the experiment box body is arranged, the working chamber, the refrigerating unit and the electric control cabinet are combined to form the body of the device, so that the working chamber, the refrigerating unit and the electric control cabinet are respectively provided with an environment for independent operation, the compressor unit is matched with the centrifugal heating fan unit to provide a cold and hot alternating environment for the working chamber, and the electric control cabinet is used for controlling the on-off of a circuit in the experiment box body, so that the operation process of the device is simplified, the operation is easy, the use by workers is convenient, and the practicability and the applicability of the device are improved.

2. According to the invention, the centrifugal heating fan set is arranged, in the working process of the device, the long-axis axial flow air supply motor is used for providing power to drive the centrifugal fan blades to rotate to cause the airflow in the working chamber to rotate rapidly, impurities in the airflow are filtered out through the micron-sized filter layer, and then the airflow is conveyed to the heating screen through the fan shell to be heated to form high-temperature airflow, and finally, the air duct, the evaporator and the humidifying disc in the air duct are matched with the compressor set to provide a high-temperature and low-temperature alternating damp-heat experiment simulation environment for the test box, so that the controllability of the environment simulation in the working chamber is ensured, the experiment error caused by the impurities in the experiment process is reduced, the accuracy of the experiment result of the device is increased, and.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic diagram of the structure of the experimental box body of the present invention.

Fig. 3 is a schematic view of a door structure of the test chamber of the present invention.

Fig. 4 is a schematic structural view of the centrifugal heating fan unit of the present invention.

The reference signs are: 1. installing a base; 2. the experimental box body; 3. a compressor unit; 4. an overflow port; 5. a drain pipe; 6. a transfer switch; 7. a water collection tank; 8. a test chamber door; 9. an observation window; 10. a sample holder division bar; 11. a sample holder; 12. testing the cable hole; 13. a long-shaft axial flow air supply motor; 14. a centrifugal heating fan unit; 15. an evaporator; 16. a humidifying disc; 17. an air duct; 18. an air outlet; 19. an air return opening; 20. a water outlet; 21. a working chamber; 22. a refrigeration unit; 23. an electric control cabinet; 141. a fan housing; 142. centrifuging the fan blades; 143. a micron-sized filter layer; 144. the screen is heated.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The high-low temperature alternating damp-heat test box shown in the attached figures 1-4 comprises a mounting base 1, a test box body 2 is fixedly mounted at the top of the mounting base 1, a compressor unit 3 is fixedly mounted at the bottom inside the test box body 2, an overflow port 4 and a drain pipe 5 are fixedly mounted at the bottom of the left side of the test box body 2, a change-over switch 6 is fixedly mounted at the middle of the left side of the test box body 2, a water collecting tank 7 is fixedly mounted at the right side of the test box body 2, a test box door 8 is movably mounted at the top of the right side of the test box body 2, an observation window 9 is arranged on the surface of the test box door 8, a sample frame parting strip 10 is fixedly mounted at the top inside the test box body 2, a sample frame 11 is detachably mounted at the side of the sample frame parting strip 10, a test cable hole 12 is arranged at the right side of the top of the test box body, the bottom end of the long-shaft axial flow air supply motor 13 is fixedly provided with a centrifugal heating fan set 14, and an evaporator 15 and a humidifying disc 16 are arranged below the centrifugal heating fan set 14.

Referring to the attached drawings 2 and 3 of the specification specifically, the experiment box body 2 is of a double-layer structure, the inner container of the experiment box body 2 is made of a high-quality stainless steel plate, the shell of the experiment box body 2 is made of a high-quality steel plate, and an anticorrosive paint layer is sprayed on the surface of the shell.

The experimental box body 2 is composed of a working chamber 21, a refrigerating unit 22 and an electric control cabinet 23, wherein the rear part of the working chamber 21 is provided with an air duct 17, the upper part of the air duct 17 is provided with an air outlet 18, and the lower part of the air duct 17 is provided with an air return opening 19.

The centrifugal heating fan unit 14, the evaporator 15 and the humidifying disc 16 are fixedly arranged in the air duct 17, a water outlet 20 is formed in the bottom of the working chamber 21, the water outlet 20 is connected with the overflow port 4 and the water drain pipe 5 in a serial communication mode, and the compressor unit 3 is fixedly arranged in the electric control cabinet 23.

The implementation mode is specifically as follows: through setting up experimental box body 2, the studio 21 has been adopted, refrigerating unit 22 and the body that automatically controlled cabinet 23 combination formula constitutes the device, make studio 21, refrigerating unit 22 and automatically controlled cabinet 23 all have the environment of independent operation, the rethread compressor unit 3 cooperation centrifugal heating fan group 14 provides the environment of cold and hot reversal for the studio, utilize automatically controlled cabinet 23 to control the circuit break-make of 2 inside of experimental box bodies, make device operation flow simplify, easy to operate, the staff of being convenient for uses, the practicality and the suitability of device have been increased.

Specifically referring to fig. 4 in the specification, the centrifugal heating fan unit 14 includes a fan housing 141, a centrifugal fan blade 142 is fixedly mounted inside the fan housing 141, a micron-sized filter layer 143 is fixedly mounted at an upper air vent of the fan housing 141, a heating wire mesh 144 is fixedly mounted at a lower air outlet of the fan housing 141, and a diameter of a filter hole of the micron-sized filter layer 143 is micron-sized.

The implementation mode is specifically as follows: through setting up centrifugal heating fan unit 14, in the device course of operation, utilize major axis axial compressor air supply motor 13 to provide power, it rotates to drive centrifugal fan 142, arouse that the inside air current of studio rotates fast, after the impurity in the air current is filtered to rethread micron order filter layer 143, carry heating screen 144 through fan shell 141 and heat, form the high temperature air current, last evaporimeter 15 and the humidification dish 16 cooperation compressor unit 3 through wind channel 17 and inside, for the experimental simulation environment of the humid heat of high low temperature alternation is provided to the proof box, the controllability of the inside environmental simulation of studio has been guaranteed, the experimental error that the impurity arouses in the experimentation has been reduced simultaneously, the accuracy of device experimental result has been increased, the practicality of device has been improved.

The working principle of the invention is as follows: firstly, each component is installed and the device is kept to operate normally, then an object to be tested is placed in the working chamber 21 in the experiment box body 2 through the test cable hole 12 or the sample rack 11, the door 8 of the experiment box is closed, then the refrigeration unit 22 and the centrifugal heating fan unit 14 are controlled by the electric control cabinet 23 and the change-over switch 6 to carry out an environment simulation experiment, then the long-axis axial flow air supply motor 13 is used for providing power to drive the centrifugal fan blades 142 to rotate, so that the air flow in the working chamber is caused to rotate rapidly, impurities in the air flow are filtered by the micron-sized filter layer 143, carry heating wire net 144 through fan shell 141 and heat, form the high temperature air current, pass through wind channel 17 and inside evaporimeter 15 and humidification dish 16 cooperation compressor unit 3 at last, for the experimental simulation environment of high low temperature alternation damp and hot is provided to the proof box, it can to monitor the inside condition of studio through observation window 9 at last.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.