Circulating air device of large-volume environmental test chamber

Abstract

The utility model discloses a circulating air device of a large-volume environmental test cabin, which relates to the field of environmental test and comprises a test structure, the test structure comprises a cabin body and a cabin door, the cabin door is rotatably mounted on one side of the cabin body, a handle is fixedly mounted on the cabin door, a rotating structure is arranged in the cabin body and comprises a mounting cylinder, and the mounting cylinder is fixedly mounted on the cabin door. An angle adjusting structure is arranged in the mounting cylinder, a circulating structure is arranged at the top end of the cabin body and comprises an adjusting bin, an air adjusting structure is arranged in the adjusting bin, and an air blowing structure is arranged in the cabin body. By adjusting the angles of the fan blades, the air speed and the air volume can be adjusted according to actual requirements and environmental changes without stopping the fan, the energy utilization rate of the fan can be more effectively optimized according to the angles of the fan blades according to the actual requirements, and the fan blades can quickly adapt to different working conditions by dynamically adjusting the angles of the fan blades. And more flexible air speed and air quantity control is provided.

Description

Technical Field

[0001] The utility model relates to the field of environmental testing, in particular to a circulating air device for a large-volume environmental testing chamber. Background Art

[0002] The circulating air device of the large-volume environmental test chamber is a key equipment designed to meet the needs of the industrial, scientific research and product testing fields. Its technical background includes a fan or blower system based on a mechanical structure, which achieves precise control of air flow in a large-volume test environment through precise air duct design and temperature and humidity control technology. This technology can ensure the uniform distribution of parameters such as temperature and humidity in the test environment, and provide reliable test conditions for performance testing, reliability verification and environmental adaptability testing of various products.

[0003] In the prior art, the fan blade angle is fixed, and the wind speed and air volume cannot be flexibly adjusted under different working conditions, which may lead to failure to meet demand or poor efficiency in some cases, limiting the application scope of the equipment, failing to adapt to various environments and needs, and failing to optimize the use of energy, resulting in high energy consumption or low efficiency in some cases, and failing to realize some specific functions or application scenarios that require dynamic adjustment of wind speed and air volume. Utility Model Content

[0004] The utility model aims to provide a large-volume environmental test chamber circulating air device to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A circulating air device for a large-volume environmental test chamber comprises a test structure, wherein the test structure comprises a chamber and a chamber door, wherein the chamber door is rotatably mounted on one side of the chamber, a handle is fixedly mounted on the chamber door, a rotating structure is arranged in the chamber, the rotating structure comprises a mounting cylinder, an angle adjustment structure is arranged in the mounting cylinder, a circulating structure is arranged at the top of the chamber, the circulating structure comprises an adjusting chamber, an air adjusting structure is arranged in the adjusting chamber, and a blowing structure is arranged inside the chamber.

[0007] As a further solution of the utility model: the circulation structure includes a circulation pipe and a three-way connecting pipe, the regulating bin is fixedly installed on the top of the installation bin, and the interior of the regulating bin is connected with the interior of the installation bin, the circulation pipe is connected with the interior of the regulating bin through the three-way connecting pipe, and the circulation pipe extends from one end away from the three-way connecting pipe to the bottom end of the cabin body.

[0008] As a further solution of the utility model: the blowing structure includes an air bin, a connecting pipe and a nozzle, the air bin is fixedly installed at the top of the interior of the cabin, the nozzle is installed around the interior of the cabin, the nozzle is connected to the interior of the air bin through the connecting pipe, and a plurality of nozzles are installed at the bottom of the nozzle.

[0009] As a further solution of the utility model: the air conditioning structure includes a first rotating shaft, a partition and a mounting seat, the mounting seat is fixedly mounted on the outside of the adjustment chamber, the first rotating shaft is rotatably mounted on the mounting seat, and the first rotating shaft extends into the interior of the adjustment chamber, the partition is fixedly mounted on the first rotating shaft, and the first motor is installed on the outside of the adjustment chamber, and the motor shaft of the first motor is fixedly connected to one end of the first rotating shaft.

[0010] As a further solution of the utility model: the rotating structure includes an installation bin, the installation bin is fixedly installed on the top of the cabin body, a second motor is installed in the installation bin, a installation cylinder is fixedly installed on the motor shaft of the second motor, and a cavity is arranged in the installation cylinder.

[0011] As a further solution of the utility model: the angle adjustment structure includes a second rotating shaft and a third motor, the second rotating shaft is rotatably installed inside the mounting tube, the third motor is installed at the top inside the mounting tube, the motor shaft of the third motor is fixedly connected to the top of the second rotating shaft, a gear disk is fixedly installed on the second rotating shaft, a swivel is rotatably installed on the side of the mounting tube, a bevel gear is fixedly installed on one end of the swivel, the bevel gear and the gear disk are meshed with each other, and a fan blade is fixedly installed on the end of the swivel away from the bevel gear.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0013] 1. The bevel gear is driven by the toothed disc to rotate to adjust the angle of the fan blades. The fan blade angle can be adjusted in real time when the fan blades are running. The wind speed and air volume can be adjusted according to actual needs and environmental changes without stopping for adjustment. The fan blade angle can more effectively optimize the energy utilization of the fan according to actual needs. By dynamically adjusting the fan blade angle, the fan blades can quickly adapt to different working conditions, providing more flexible wind speed and air volume control, so that the fan blades can adapt to a wider range of working conditions and environmental requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional schematic diagram of the utility model.

[0015] Figure 2 It is a cross-sectional schematic diagram of the utility model.

[0016] Figure 3 It is a cross-sectional schematic diagram of the installation bin of the utility model.

[0017] Figure 4This is a schematic diagram of the air conditioning structure of the utility model.

[0018] Figure 5 It is a schematic diagram of the angle adjustment structure of the utility model.

[0019] Notes on the accompanying drawings: 1. Test structure; 11. Cabin body; 12. Cabin door; 2. Circulation structure; 21. Adjustment chamber; 22. Circulation pipe; 23. Three-way connecting pipe; 3. Blowing structure; 31. Air chamber; 32. Connecting pipe; 33. Nozzle; 34. Nozzle; 4. Air conditioning structure; 41. First rotating shaft; 42. Partition; 43. Mounting seat; 44. First motor; 5. Rotating structure; 51. Mounting chamber; 52. Second motor; 53. Mounting cylinder; 6. Angle adjustment structure; 61. Second rotating shaft; 62. Third motor; 63. Sprocket; 64. Bevel gear; 65. Rotating ring; 66. Fan blade. DETAILED DESCRIPTION

[0020] The following embodiments will be combined with the accompanying drawings to describe the utility model in detail. In the drawings or descriptions, similar or identical parts use the same reference numerals, and in actual applications, the shape, thickness or height of each component can be enlarged or reduced. The various embodiments listed in the utility model are only used to illustrate the utility model, and are not used to limit the scope of the utility model. Any obvious modifications or changes made to the utility model do not depart from the spirit and scope of the utility model.

[0021] Example

[0022] See also Figure 1 to Figure 5In the embodiment of the utility model, the circulating air device of the large-volume environmental test chamber includes a test structure 1, the test structure 1 includes a chamber 11 and a chamber door 12, the chamber door 12 is rotatably mounted on one side of the chamber 11, a handle is fixedly mounted on the chamber door 12, a rotating structure 5 is arranged in the chamber 11, the rotating structure 5 includes an installation chamber 51 and an installation cylinder 53, the installation chamber 51 is fixedly mounted on the top of the chamber 11, a second motor 52 is installed in the installation chamber 51, a mounting cylinder 53 is fixedly mounted on the motor shaft of the second motor 52, a cavity is arranged in the installation cylinder 53, an angle adjustment structure 6 is arranged in the installation cylinder 53, and the angle adjustment The structure 6 includes a second rotating shaft 61 and a third motor 62. The second rotating shaft 61 is rotatably mounted inside the mounting tube 53. The third motor 62 is mounted on the top of the mounting tube 53. The motor shaft of the third motor 62 is fixedly connected to the top of the second rotating shaft 61. A toothed disc 63 is fixedly mounted on the second rotating shaft 61. A rotating ring 65 is rotatably mounted on the side of the mounting tube 53. A bevel gear 64 is fixedly mounted on one end of the rotating ring 65. The bevel gear 64 and the toothed disc 63 are meshed with each other. A fan blade 66 is fixedly mounted on the end of the rotating ring 65 away from the bevel gear 64. A circulation structure 2 is arranged at the top of the cabin 11. The circulation structure 2 includes an adjusting chamber 21, a circulation chamber 22, a circulation chamber 23, a circulation chamber 24, and a circulation chamber 25. The annular pipe 22 and the three-way connecting pipe 23, the regulating chamber 21 is fixedly installed on the top of the installation chamber 51, and the interior of the regulating chamber 21 is connected to the interior of the installation chamber 51, the circulation pipe 22 is connected to the interior of the regulating chamber 21 through the three-way connecting pipe 23, and the end of the circulation pipe 22 away from the three-way connecting pipe 23 extends into the bottom end of the cabin body 11, and an air conditioning structure 4 is arranged in the regulating chamber 21. The air conditioning structure 4 includes a first rotating shaft 41, a partition 42 and a mounting seat 43. The mounting seat 43 is fixedly installed on the outside of the regulating chamber 21, and the first rotating shaft 41 is rotatably installed on the mounting seat 43, and the first rotating shaft 41 extends into the inside of the regulating chamber 21, the partition 42 is fixedly mounted on the first rotating shaft 41, a first motor 44 is mounted outside the regulating chamber 21, the motor shaft of the first motor 44 is fixedly connected to one end of the first rotating shaft 41, a blowing structure 3 is arranged inside the chamber 11, the blowing structure 3 comprises an air chamber 31, a connecting pipe 32 and a nozzle 33, the air chamber 31 is fixedly mounted on the top of the chamber 11, and the air chamber 31 is connected to the inside of the mounting chamber 51, the nozzle 33 is mounted around the inside of the chamber 11, the nozzle 33 is connected to the inside of the air chamber 31 through the connecting pipe 32, and a plurality of nozzles 34 are mounted at the bottom of the nozzle 33;

[0023] See also Figure 1 to Figure 5, start the second motor 52, and drive the installation cylinder 53 to rotate through the motor shaft of the second motor 52, and drive the fan blades 66 to rotate around the installation cylinder 53 through the installation cylinder 53, and the rotation of the fan blades 66 causes the gas inside the cabin 11 to be drawn into the regulating chamber 21 and the installation chamber 51 through the circulation pipe 22 and the three-way connecting pipe 23, and then the gas enters the gas chamber 31, and the gas in the gas chamber 31 enters the nozzle 33 through the connecting pipe 32, and the gas in the nozzle 33 re-enters the interior of the cabin 11 through the nozzle 34, thereby realizing gas circulation, and when the gas enters the regulating chamber 21, start the first motor 44, and drive the first rotating shaft 41 to rotate through the motor shaft of the first motor 44, and drive the first rotating shaft 41 to rotate through the first rotating shaft The shaft 41 drives the partition 42 to rotate, and the partition 42 rotates in the regulating chamber 21 to control the size of the gas flow space inside the regulating chamber 21, thereby adjusting the gas flow rate and size, and starting the third motor 62. The motor shaft of the third motor 62 drives the second rotating shaft 61 to rotate, and the second rotating shaft 61 drives the gear plate 63 to rotate. Because the gear plate 63 is in meshing relationship with the bevel gear 64, the gear plate 63 drives the bevel gear 64 to rotate, and the bevel gear 64 drives the rotating ring 65 to rotate, and the rotating ring 65 drives the fan blades 66 to rotate, and the fan blades 66 rotate to adjust the angle of the fan blades 66. The wind speed and air volume can be adjusted according to actual needs and environmental changes without stopping the machine for adjustment.

[0024] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0025] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A circulating air device for a large volume environmental test chamber, comprising a test structure (1), wherein the test structure (1) comprises a chamber body (11) and a chamber door (12), wherein the chamber door (12) is rotatably mounted on one side of the chamber body (11), and a handle is fixedly mounted on the chamber door (12), wherein: A rotating structure (5) is arranged inside the cabin (11), the rotating structure (5) comprises a mounting tube (53), an angle adjustment structure (6) is arranged inside the mounting tube (53), a circulation structure (2) is arranged at the top of the cabin (11), the circulation structure (2) comprises an adjustment chamber (21), an air adjustment structure (4) is arranged inside the adjustment chamber (21), and a blowing structure (3) is arranged inside the cabin (11).

2. The large volume environmental test chamber circulating air device according to claim 1, characterized in that: The circulation structure (2) comprises a circulation pipe (22) and a three-way connecting pipe (23); the regulating chamber (21) is fixedly mounted on the top of the installation chamber (51); the interior of the regulating chamber (21) is in communication with the interior of the installation chamber (51); the circulation pipe (22) is in communication with the interior of the regulating chamber (21) via the three-way connecting pipe (23); and one end of the circulation pipe (22) away from the three-way connecting pipe (23) extends into the bottom end of the chamber body (11).

3. The large volume environmental test chamber circulating air device according to claim 1, characterized in that: The blowing structure (3) comprises an air bin (31), a connecting pipe (32) and a nozzle (33); the air bin (31) is fixedly mounted on the top of the interior of the cabin (11); the nozzle (33) is mounted around the interior of the cabin (11); the nozzle (33) is interconnected with the interior of the air bin (31) through the connecting pipe (32); and a plurality of nozzles (34) are mounted at the bottom of the nozzle (33).

4. The large volume environmental test chamber circulating air device according to claim 1, characterized in that: The air conditioning structure (4) comprises a first rotating shaft (41), a partition (42) and a mounting seat (43); the mounting seat (43) is fixedly mounted on the outside of the regulating chamber (21); the first rotating shaft (41) is rotatably mounted on the mounting seat (43), and the first rotating shaft (41) extends into the inside of the regulating chamber (21); the partition (42) is fixedly mounted on the first rotating shaft (41); a first motor (44) is mounted on the outside of the regulating chamber (21); and the motor shaft of the first motor (44) is fixedly connected to one end of the first rotating shaft (41).

5. The large volume environmental test chamber circulating air device according to claim 1, characterized in that: The rotating structure (5) comprises an installation chamber (51), wherein the installation chamber (51) is fixedly mounted on the top of the cabin body (11), a second motor (52) is mounted in the installation chamber (51), a mounting cylinder (53) is fixedly mounted on the motor shaft of the second motor (52), and a cavity is arranged in the installation cylinder (53).

6. The large volume environmental test chamber circulating air device according to claim 1, characterized in that: The angle adjustment structure (6) comprises a second rotating shaft (61) and a third motor (62), wherein the second rotating shaft (61) is rotatably mounted inside the mounting tube (53), the third motor (62) is mounted at the top end inside the mounting tube (53), the motor shaft of the third motor (62) is fixedly connected to the top end of the second rotating shaft (61), a toothed disc (63) is fixedly mounted on the second rotating shaft (61), a rotating ring (65) is rotatably mounted on the side of the mounting tube (53), a bevel gear (64) is fixedly mounted on one end of the rotating ring (65), the bevel gear (64) and the toothed disc (63) are meshed with each other, and a fan blade (66) is fixedly mounted on one end of the rotating ring (65) away from the bevel gear (64).

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