Practical training examination device for refrigeration and air conditioning system

Abstract

The utility model discloses a refrigeration and air-conditioning system practical training examination device, and relates to the refrigeration and air-conditioning skill learning technology field, the device comprises an air-conditioning device and a refrigeration device, the air-conditioning device comprises an air conditioner and an air conditioner installation platform, the refrigeration device comprises a refrigeration system installation debugging operation platform, a refrigeration unit and refrigeration parts, etc. The air conditioner installation platform is placed on any side of the refrigeration system installation and debugging operation table. The refrigerating system installation and debugging operation table comprises a main installation operation table and an auxiliary installation operation table, and the auxiliary installation operation table can be installed on the left side or the right side or the back face of the main installation operation table. According to the utility model, a refrigeration system and a household heat pump split-type air conditioning system are combined into one to form the practical training examination device, and through the design of the multi-structure and diversified operating platform, diversified free combination of all components of the system is realized, so that students can carry out more diversified design schemes, the operational ability of the students is improved, and the skill level of the students is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of refrigeration and air-conditioning skill learning, in particular to a refrigeration and air-conditioning system training and assessment device. Background Art

[0002] The statements herein merely provide background art related to the present invention and do not necessarily constitute prior art.

[0003] Existing refrigeration and air-conditioning systems and equipment are widely used, creating an urgent need for personnel skilled in the assembly, installation, commissioning, maintenance, and repair of these equipment. In response, a growing number of vocational colleges and training institutions are offering refrigeration and air-conditioning majors. During the teaching of these courses, educational and training institutions can use practical training equipment to enhance students' theoretical knowledge, improve their hands-on skills, and enhance their maintenance and operation skills, further deepening their understanding and learning.

[0004] At present, the existing refrigeration and air-conditioning teaching training and assessment devices / equipment have a simple structure and are often composed of only an integral mounting platform. The design of the refrigeration and air-conditioning system and the installation positions of each component are fixed, resulting in a relatively simple system design and a relatively simple assessment of the system's structural design, which cannot achieve better teaching and assessment purposes. In addition, the design and production of the shapes of the various components in the system are often limited by the containers and cannot present a variety of structural forms. This also limits students' design thinking on refrigeration and air-conditioning systems and cannot achieve a greater improvement in their skill level. Utility Model Content

[0005] In response to the above-mentioned problems and defects in the prior art, the utility model provides a refrigeration and air-conditioning system training and assessment device, which combines the refrigeration system and the household heat pump split air-conditioning system into one to form a training and assessment device. Through the multi-structure and diversified operating table design, the diversified and free combination of the system components is realized, thereby providing a richer structural form, enabling trainees to expand their design thinking, propose more diverse design solutions, improve their hands-on ability, and further enhance their skill level.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A refrigeration and air-conditioning system training and assessment device includes air-conditioning equipment and refrigeration equipment. The air-conditioning equipment includes an air conditioner and an air conditioner mounting platform. The refrigeration equipment includes a refrigeration system installation and debugging operation table, a refrigeration unit, and refrigeration components. The air-conditioning mounting platform is placed on either side of the refrigeration system installation and debugging operation table.

[0008] The refrigeration system installation and debugging operation table includes a main installation operation table and a secondary installation operation table. The secondary installation operation table can be installed on the left side, right side or back side of the main installation operation table.

[0009] According to a further technical solution, the auxiliary installation console can be installed at an angle of 0 to 180 degrees on the left, right or back of the main installation console.

[0010] A further technical solution is that the main installation operating table includes a main installation table top and a main installation table back panel, the refrigeration unit is placed on the main installation table top, and the refrigeration components are placed on the main installation table top and the main installation table back panel; a refrigeration component holding container that is adapted to different shapes of refrigeration components is provided on the left or right side of the main installation table top.

[0011] A further technical solution is that the auxiliary mounting table includes an auxiliary mounting table top and an auxiliary mounting table back panel, the refrigeration components are placed on the auxiliary mounting table top and the auxiliary mounting table back panel, and a refrigeration component holding container that is adapted to different shapes of refrigeration components is provided on the auxiliary mounting table top.

[0012] According to a further technical solution, the refrigeration components include a gas-liquid separator, an oil separator, a solenoid valve, a drying filter, an expansion valve, and a refrigeration assembly, and the shapes of the refrigeration assembly include a cylinder, a cube, and a cuboid.

[0013] According to a further technical solution, the air conditioner mounting platform includes a simulation wall, a base and a frame. The simulation wall and the base are both made of wooden boards and are mounted on the frame.

[0014] A further technical solution is that the air conditioner adopts a real household heat pump split air conditioner, including an indoor unit and an outdoor unit. The indoor unit of the air conditioner is installed on a simulated wall, and the outdoor unit of the air conditioner is installed on a base.

[0015] A further technical solution is that an electrical control box is installed on the main installation console, and the electrical control box is connected to the air-conditioning equipment and refrigeration equipment respectively through wiring ports. The electrical control box includes a power supply and a data acquisition system, and the power supply is used to power the data acquisition system, air-conditioning equipment, and refrigeration equipment; the data acquisition system includes a gateway and a data collector, which are used to collect the operating data of the refrigeration equipment and detect the operating status of the refrigeration equipment.

[0016] According to a further technical solution, a multi-color reporting indicator light is provided on the top of the main installation console, and the multi-color reporting indicator light is connected to an electrical control box, and a switch for controlling the multi-color reporting indicator light is provided on the electrical control box.

[0017] According to a further technical solution, storage space is provided at the bottom of the desktops of the main installation operating table and the auxiliary installation operating table, and the bottoms of the main installation operating table and the auxiliary installation operating table are equipped with silent universal wheels with locks.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] 1. The utility model provides a refrigeration and air-conditioning system training and assessment device, which combines the refrigeration system and the household heat pump split air-conditioning system into one to form a training and assessment device. Through the multi-structure and diversified operating table design, the various components of the system can be freely combined in a diversified manner, thereby providing a richer structural form, enabling trainees to expand their design thinking, propose more diverse design solutions, improve their hands-on ability, and further enhance their skill level.

[0020] 2. The device proposed in the present invention is provided with a main and a sub-installation operating table. The sub-installation operating table can be installed on the left, right or back of the main installation operating table, and can be adjusted and installed at an angle between 0 and 180 degrees. Due to the different combination forms of the operating tables, the design ideas for building the refrigeration system need to be changed, and the layout of the refrigeration components, the direction of the pipelines, etc. also need to be changed, so that students can propose more diverse design plans, improve their design and operation capabilities, and finally build a complete refrigeration system, which also further deepens their understanding and learning of the refrigeration system. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The drawings in the specification, which constitute a part of the present invention, are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention.

[0022] Figure 1 This is the first schematic diagram of the refrigeration equipment in the refrigeration and air-conditioning system training and assessment device of the utility model; wherein, a refrigeration component holding container is provided on the left side of the main installation table of the refrigeration equipment;

[0023] Figure 2 This is the second schematic diagram of the refrigeration equipment in the refrigeration and air-conditioning system training and assessment device of the present invention; wherein, a refrigeration component holding container is provided on the right side of the main mounting table of the refrigeration equipment;

[0024] Figure 3 This is a first top view of the refrigeration equipment in the refrigeration and air-conditioning system training and assessment device of the utility model; wherein, a refrigeration component holding container is provided on the left side of the main mounting table of the refrigeration equipment;

[0025] Figure 4This is a second top view of the refrigeration equipment in the refrigeration and air-conditioning system training and assessment device of the utility model; wherein, a refrigeration component holding container is provided on the right side of the main mounting table of the refrigeration equipment;

[0026] Figure 5 It is a schematic diagram of the air-conditioning equipment in the refrigeration and air-conditioning system training and assessment device described in the present invention.

[0027] Among them, 1. Main installation operation table; 2. Auxiliary installation operation table; 3. Multi-color report indicator light; 4. Main installation table desktop; 5. Auxiliary installation table desktop; 6. Refrigeration component storage container; 7. Simulation wall; 8. Indoor unit; 9. Outdoor unit; 10. Air conditioner; 11. Main installation table back panel; 12. Auxiliary installation table back panel. DETAILED DESCRIPTION

[0028] It should be noted that the following detailed descriptions are illustrative and intended to provide further explanation of the present application. Unless otherwise specified, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the art to which the present application belongs.

[0029] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, they indicate the presence of features, steps, operations, devices, components and / or combinations thereof.

[0030] like Figures 1 to 5 As shown, the present invention discloses a refrigeration and air conditioning system training and assessment device, which includes air conditioning equipment and refrigeration equipment. The air conditioning equipment includes an air conditioner 10 and an air conditioner mounting platform, and the refrigeration equipment includes a refrigeration system installation and commissioning console, a refrigeration unit, and refrigeration components. The refrigeration unit and refrigeration components are mounted on the refrigeration system installation and commissioning console. The air conditioning mounting platform is placed on either side of the refrigeration system installation and commissioning console, meaning that the air conditioning mounting platform can be placed anywhere relative to the refrigeration system installation and commissioning console.

[0031] Further, such as Figure 1 and Figure 2As shown, the refrigeration system installation and debugging operating table includes a main installation operating table 1 and a sub-installation operating table 2. The sub-installation operating table 2 can be installed on the left, right or back of the main installation operating table 1; preferably, the sub-installation operating table can be installed on the left or right side of the main installation operating table at an angle of 0 to 180 degrees. Through this design, the form of the operating table can be freely combined. The sub-installation operating table 2 can be placed on the left, right or back of the main installation operating table 1, and the angle can be adjusted and installed between 0 and 180 degrees. On this basis, the connection and construction of the refrigeration unit and refrigeration components are carried out on the operating table. Due to the different combination forms of the operating tables, the design ideas for building the refrigeration system need to be changed, and the layout of the refrigeration components, the direction of the pipelines, etc. also need to be changed. In this way, students can propose more diverse design solutions and finally build a complete refrigeration system, effectively expanding students' design thinking, improving students' design and operation capabilities, and further deepening their understanding and learning of the refrigeration system.

[0032] like Figure 3 and Figure 4 As shown, the main installation platform 1 includes a main installation platform tabletop 4 and a main installation platform back panel 11. The refrigeration unit is mounted on the main installation platform tabletop, and the refrigeration components are mounted on the main installation platform tabletop and the main installation platform back panel. In addition, a refrigeration component container 6 is provided on the left or right side of the main installation platform tabletop 4 to accommodate different refrigeration component shapes.

[0033] The auxiliary mounting operation table 2 includes an auxiliary mounting table top 5 and an auxiliary mounting table back plate 12, on which refrigeration components are placed. In addition, a refrigeration component storage container 6 adapted to the shapes of different refrigeration components is provided on the auxiliary mounting table top 5.

[0034] Furthermore, in actual application, refrigeration components include gas-liquid separators, oil separators, solenoid valves, drying filters, expansion valves, refrigeration components, etc., and the shapes of refrigeration components include cylinders, cubes, and rectangular parallelepipeds. Since refrigeration components and refrigeration system pipelines are not of uniform specifications or shapes, students are required to design and manufacture them according to specific circumstances. As a result, the shapes of the containers used to place the refrigeration components are also inconsistent. During the assessment, students are required to use copper pipes and other materials to make refrigeration components of a certain shape, thereby increasing the diversity of the assessment. In this embodiment, a cylindrical, rectangular, or cubic shaped refrigeration component container can be provided on the right or left side of the main mounting table to facilitate the production of cylindrical, rectangular, or cubic shaped refrigeration components; similarly, a rectangular, cylindrical, or cubic shaped refrigeration component container is provided on the auxiliary mounting table.

[0035] As another embodiment, the refrigeration component holding container adopts a cylindrical, cube, rectangular parallelepiped and other shapes, and the desktop can be arbitrarily selected or closed according to training needs.

[0036] Furthermore, the bottom of the desktops of the main installation operating table and the auxiliary installation operating table are both provided with storage space for placing unused or infrequently used parts, components or equipment; the bottom of the main installation operating table and the auxiliary installation operating table are both equipped with lockable silent universal wheels to facilitate the movement and shape change of the operating table.

[0037] like Figure 5 As shown, the air conditioner mounting platform includes a simulated wall 7, a base, and a frame. Both the simulated wall and the base are made of wood and mounted on the frame. In this embodiment, the air conditioner is a real household heat pump split-type air conditioner, comprising an indoor unit 8 and an outdoor unit 9. The indoor unit is mounted on the simulated wall, and the outdoor unit is mounted on the base.

[0038] Furthermore, an electrical control box is installed on the above-mentioned main installation console, and the electrical control box is connected to the air-conditioning equipment and refrigeration equipment through wiring ports respectively; the electrical control box includes a power supply and a data acquisition system, wherein the power supply is used to power the data acquisition system, air-conditioning equipment, and refrigeration equipment, and the data acquisition system is used to collect operating data of the refrigeration equipment and detect the operating status of the refrigeration equipment, and the data acquisition system includes a gateway, a data collector, etc.

[0039] In addition, a multi-color report indicator light 3 is also provided on the top of the above-mentioned main installation operating table 1. The multi-color report indicator light 3 is electrically connected to the electrical control box of the main installation operating table 1. The electrical control box is provided with a switch for controlling the multi-color report indicator light. The multi-color report indicator light is powered by a power supply, and the corresponding indicator light is lit by the switch control. Lights of different colors are used to display different report contents of the operator.

[0040] The above-mentioned device is used for practical training and assessment of refrigeration and air-conditioning systems. During the training, students can perform practical operations such as assembly, wiring, testing, and debugging of the refrigeration system on the operating table of the device. During the assessment, students use tools to complete the construction of a complete system based on the provided drawings and design requirements, and use the data acquisition system to test the operation of the equipment. The assessment is completed by scoring according to specifications and scoring standards.

[0041] Although the above description of the specific implementation methods of the present invention is combined with the accompanying drawings, it does not limit the scope of protection of the present invention. Technical personnel in the relevant field should understand that on the basis of the technical solution of the present invention, various modifications or deformations that can be made by technical personnel in this field without creative work are still within the scope of protection of the present invention.

Claims

1. A refrigeration and air conditioning system training and assessment device, characterized in that: It includes air conditioning equipment and refrigeration equipment. The air conditioning equipment includes an air conditioner and an air conditioner installation platform. The refrigeration equipment includes a refrigeration system installation and debugging operation table, a refrigeration unit and refrigeration components. The air conditioner installation platform is placed on either side of the refrigeration system installation and debugging operation table. The refrigeration system installation and debugging operation table includes a main installation operation table and a secondary installation operation table. The secondary installation operation table can be installed on the left side, right side or back side of the main installation operation table.

2. A refrigeration and air conditioning system training and assessment device according to claim 1, characterized in that: The auxiliary installation console can be installed at an angle of 0 to 180 degrees on the left, right or back of the main installation console.

3. A refrigeration and air conditioning system training and assessment device according to claim 1, characterized in that: The main installation operating table includes a main installation table top and a main installation table back panel, the refrigeration unit is placed on the main installation table top, and the refrigeration components are placed on the main installation table top and the main installation table back panel; a refrigeration component holding container that adapts to different shapes of refrigeration components is provided on the left or right side of the main installation table top.

4. A refrigeration and air conditioning system training and assessment device according to claim 1, characterized in that: The auxiliary mounting operation table includes an auxiliary mounting table top and an auxiliary mounting table back plate, the refrigeration components are placed on the auxiliary mounting table top and the auxiliary mounting table back plate, and a refrigeration component holding container adapted to different refrigeration component shapes is provided on the auxiliary mounting table top.

5. The refrigeration and air conditioning system training and assessment device according to claim 1, characterized in that: The refrigeration components include a gas-liquid separator, an oil separator, a solenoid valve, a drying filter, an expansion valve, and a refrigeration assembly. The shapes of the refrigeration assembly include a cylinder, a cube, and a cuboid.

6. The refrigeration and air conditioning system training and assessment device according to claim 1, characterized in that: The air conditioner installation platform comprises a simulation wall, a base and a frame. The simulation wall and the base are both made of wooden boards and are both installed on the frame.

7. A refrigeration and air conditioning system training and assessment device according to claim 6, characterized in that: The air conditioner adopts a real household heat pump split air conditioner, which includes an indoor unit and an outdoor unit. The indoor unit of the air conditioner is installed on a simulated wall, and the outdoor unit of the air conditioner is installed on a base.

8. The refrigeration and air conditioning system training and assessment device according to claim 1, characterized in that: An electrical control box is installed on the main installation console, and the electrical control box is connected to the air-conditioning equipment and refrigeration equipment respectively through wiring ports. The electrical control box includes a power supply and a data acquisition system. The power supply is used to power the data acquisition system, air-conditioning equipment, and refrigeration equipment; the data acquisition system includes a gateway and a data collector, which are used to collect the operating data of the refrigeration equipment and detect the operating status of the refrigeration equipment.

9. A refrigeration and air conditioning system training and assessment device according to claim 8, characterized in that: A multi-color reporting indicator light is provided on the top of the main installation operating table. The multi-color reporting indicator light is connected to an electrical control box. A switch for controlling the multi-color reporting indicator light is provided on the electrical control box.

10. The refrigeration and air conditioning system training and assessment device according to claim 1, characterized in that: The bottoms of the desktops of the main installation operating table and the auxiliary installation operating table are both provided with storage space, and the bottoms of the main installation operating table and the auxiliary installation operating table are both provided with silent universal wheels with locks.

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