Air flow simulation blowing device

Abstract

The utility model discloses an airflow simulation blowing device, and particularly relates to the technical field of airflow simulation, the airflow simulation blowing device mainly comprises a supporting disc, a supporting rod and a driven gear, the supporting rod is fixed at the bottom end of the supporting disc, the driven gear is rotatably connected to the outer wall of the supporting rod, and the outer wall of the driven gear is provided with a multidirectional deflection blowing assembly; the multidirectional displacement blowing assembly comprises a transmission gear connected to the outer wall of the driven gear in a meshed transmission mode, a driving shaft is fixedly installed on the inner wall of the transmission gear, and the bottom end of the driving shaft is coaxially connected with a driving motor in a transmission mode. According to the utility model, the multidirectional displacement blowing assembly is adopted, the driving shaft carries the transmission gear to rotate in an engaged manner, the fan blades can realize transverse multi-angle blowing simulation on the clean room model, transverse airflow at different angles can be simulated, and the fan blades can also perform vertical reciprocating blowing; simulated blowing of airflow in different transverse directions and different vertical directions can be achieved, and the simulation applicability is better.

Description

Technical Field

[0001] The utility model relates to the technical field of airflow simulation, and more specifically to an airflow simulation blowing device. Background Art

[0002] The airflow simulation blowing device used in the clean room model has the function of airflow organization optimization. By simulating the actual environment, the airflow simulation blowing device can simulate the airflow conditions in the actual operation of the clean room, including the flow direction of the airflow and the changes in the velocity distribution parameters, thereby realizing accurate simulation of the clean room model.

[0003] In the existing public documents, the patent with patent announcement number CN214407960U discloses an airflow simulation test bench. The airflow simulation technology uses an exhaust pipe and a first flow regulating device and a second flow regulating device to adjust the airflow size of the centrifugal fan acting on the turbine device to simulate the airflow generated by waves. However, the airflow simulation technology still has the following problems:

[0004] During the simulated blowing process of air flow simulation, although wind force can be injected into the clean room model, during the simulation process, due to the wide range of wind directions in the external environment and the wind force at a single position, it is difficult to achieve blowing in different directions according to actual needs. It is also difficult for the airflow to achieve simulated blowing in different horizontal and vertical directions, and the simulation applicability is poor. Therefore, an airflow simulation blowing device is needed. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides an airflow simulation blowing device.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an airflow simulation blowing device, comprising a support plate, a support rod and a driven gear, the support rod is fixed at the bottom end of the support plate, the driven gear is rotatably connected to the outer wall of the support rod, and the outer wall of the driven gear is provided with a multi-directional displacement blowing assembly; the multi-directional displacement blowing assembly comprises a transmission gear meshingly connected to the outer wall of the driven gear, and a driving shaft is fixedly installed on the inner wall of the transmission gear, the bottom end of the driving shaft is coaxially connected to a driving motor, and the driving motor is fixedly connected to the support rod; a swivel is fixedly installed on the top end of the driven gear, and the swivel is rotatably connected to the support rod, and a rotating bar is fixedly installed on one side of the outer wall of the swivel.

[0007] Preferably, the multi-directional variable-displacement blowing assembly further includes a reduction motor, a rotating block, a blowing cylinder, a blower, and a wind blade; the reduction motor is fixed at the top end of the rotating bar, and the rotating block is fixedly connected to the output end of the reduction motor. The blowing cylinder is welded to the top end of the rotating block. The blower is fixed on the inner wall of the blowing cylinder. The wind blade is fixedly installed on the outer wall of the output end of the blower. The inner wall of the rotating block is a smooth surface. Both the blowing cylinder and the wind blade are made of stainless steel. The wind blade is rotatably connected to the inner wall of the blowing cylinder. The blower is used to drive the wind blade to rotate. A model positioning frame is fixedly installed on the upper surface of the support plate, and a mounting plate is fixedly installed at the bottom end of the support rod. The lower surface of the driven gear is rotatably connected to a limiting ring, and the limiting ring is fixedly connected to the support rod.

[0008] In this technical solution, the drive shaft drives the transmission gear to mesh and rotate. The driven gear drives the rotating ring to rotate. The limiting ring can support the lower surface of the driven gear. Then the rotating ring drives the rotating bar to rotate. The reduction motor drives the rotating block to rotate horizontally. The rotating block drives the blowing cylinder to rotate horizontally. The blowing cylinder drives the blower to rotate horizontally, simulating horizontal airflows at different angles. At the same time, start the reduction motor to drive the rotating block to rotate downward and then upward. The blower drives the wind blade to move vertically back and forth, simulating airflows at different vertical angles.

[0009] Preferably, a guiding and supporting assembly is installed on the lower surface of the rotating bar; the guiding and supporting assembly includes a sliding shaft, a roller, a ring track, a bracket, and a supporting block; the sliding shaft is fixed on the lower surface of the rotating bar, and the roller is rotatably connected to the outer wall of the sliding shaft. The ring track is slidably connected to the outer wall of the roller. The bracket is fixedly located on the lower surface of the ring track. The supporting block is located between the bracket and the support rod, and both the bracket and the support rod are fixedly connected to the supporting block.

[0010] In this technical solution, when the rotating bar rotates, it drives the sliding shaft to rotate. The roller rolls on the inner wall of the ring track. The supporting block supports the bracket, enabling the rotating bar to move stably along the circular guiding of the ring track.

[0011] The technical effects and advantages of the present utility model:

[0012] 1. The present utility model adopts a multi-directional variable-displacement blowing assembly. The drive shaft drives the transmission gear to mesh and rotate, enabling the driven gear and the rotating ring to rotate on the outer wall of the support rod. The wind blade can blow air on the clean room model horizontally at multiple angles to simulate horizontal airflows at different angles. Start the reduction motor to drive the rotating block to rotate downward and then upward, and the wind blade can also blow air vertically back and forth to simulate vertical airflows. This can enable the airflow to simulate blowing at different horizontal and vertical orientations, and the simulation applicability is better;

[0013] 2. The utility model adopts a guiding and supporting component. When the rotating bar rotates, it drives the sliding shaft to rotate, and the sliding shaft drives the roller to rotate. The supporting rod supports the supporting block, and the supporting block supports the bracket, enabling the rotating bar to move stably along the circular guide of the circular track, and enabling airflow simulation according to the specified circular guide, with better simulation stability. Description of the Drawings

[0014] Figure 1 It is a front view structural schematic diagram of the airflow simulation blowing device of the present utility model.

[0015] Figure 2 For the present utility model Figure 1 Enlarged structural schematic diagram at position A in [the figure].

[0016] Figure 3 It is a truncated partial structural schematic diagram of the connection between the rotating bar and the reduction motor of the present utility model.

[0017] Figure 4 It is a top view structural schematic diagram of the airflow simulation blowing device of the present utility model.

[0018] Figure 5 It is a truncated partial structural schematic diagram of the connection between the supporting rod and the supporting block of the present utility model.

[0019] Reference numerals are: 1. Support plate; 2. Supporting rod; 3. Driven gear; 4. Driving gear; 5. Driving shaft; 6. Driving motor; 7. Rotating ring; 8. Rotating bar; 9. Reduction motor; 10. Rotating block; 11. Blowing cylinder; 12. Fan; 13. Blades; 14. Model positioning frame; 15. Mounting plate; 16. Sliding shaft; 17. Roller; 18. Circular track; 19. Bracket; 20. Supporting block; 21. Limiting ring. Detailed Description of the Embodiment

[0020] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0021] As shown in the attached Figures 1-5 The airflow simulation blowing device shown. The airflow simulation blowing device is provided with a multi-directional variable-position blowing component. The setting of the multi-directional variable-position blowing component enables the airflow to achieve simulated blowing in different horizontal and vertical directions, with better simulation applicability. The specific structural setting of the multi-directional variable-position blowing component is as follows.

[0022] In this embodiment, as shown in the attached Figures 1-3As shown, it includes a branch plate 1, a support rod 2, and a driven gear 3. The support rod 2 is fixed to the bottom end of the branch plate 1, and the driven gear 3 is rotatably connected to the outer wall of the support rod 2. A multi-directional displacement blowing assembly is provided on the outer wall of the driven gear 3. The multi-directional displacement blowing assembly includes a transmission gear 4 meshing and drivingly connected to the outer wall of the driven gear 3, and a driving shaft 5 is fixedly installed on the inner wall of the transmission gear 4. The bottom end of the driving shaft 5 is coaxially drivingly connected to a driving motor 6, and the driving motor 6 is fixedly connected to the support rod 2. A rotating ring 7 is fixedly installed at the top end of the driven gear 3, and the rotating ring 7 is rotatably connected to the support rod 2. A rotating bar 8 is fixedly installed on one side of the outer wall of the rotating ring 7.

[0023] The multi-directional displacement blowing assembly further includes a reduction motor 9, a rotating block 10, a blowing cylinder 11, a blower 12, and a wind blade 13. The reduction motor 9 is fixed to the top end of the rotating bar 8, and the rotating block 10 is fixedly connected to the output end of the reduction motor 9. The blowing cylinder 11 is welded to the top end of the rotating block 10. The blower 12 is fixed to the inner wall of the blowing cylinder 11, and the wind blade 13 is fixedly installed on the outer wall of the output end of the blower 12.

[0024] In this embodiment, as shown in the appendix Figure 1 As shown, a model positioning frame 14 is fixedly installed on the upper surface of the branch plate 1, and a mounting plate 15 is fixedly installed at the bottom end of the support rod 2, so as to facilitate the model positioning frame 14 to position and support the clean room model. The mounting plate 15 is fixed to the ground position by expansion bolts, and the mounting plate 15 can provide a stable supporting force for the support rod 2.

[0025] A limiting ring 21 is rotatably connected to the lower surface of the driven gear 3, and the limiting ring 21 is fixedly connected to the support rod 2, so as to facilitate the limiting ring 21 to support the lower surface of the driven gear 3 and ensure that the driven gear 3 can stably perform a rotation operation.

[0026] When the airflow simulation blowing device of this embodiment is in use, the clean room model is placed on the upper surface of the branch plate 1. At the same time, the model positioning frame 14 positions and supports the clean room model. The mounting plate 15 is fixed to the ground position by expansion bolts, and the mounting plate 15 can provide a stable supporting force for the support rod 2.

[0027] Then, the drive motor 6 drives the drive shaft 5 to rotate. The drive shaft 5 drives the transmission gear 4 to rotate meshingly. The transmission gear 4 drives the driven gear 3 to rotate meshingly. The driven gear 3 drives the rotating ring 7 to rotate, enabling the driven gear 3 and the rotating ring 7 to rotate on the outer wall of the support rod 2. The limit ring 21 can support the lower surface of the driven gear 3, ensuring that the driven gear 3 can stably perform the rotation operation. Then, the rotating ring 7 drives the rotating bar 8 to rotate. The rotating bar 8 drives the reduction motor 9 to rotate. The reduction motor 9 drives the rotating block 10 to rotate horizontally. The rotating block 10 drives the hair dryer 11 to rotate horizontally. The hair dryer 11 drives the blower 12 to rotate horizontally. The blower 12 drives the fan blade 13 to rotate. The fan blade 13 can perform horizontal multi-angle blowing simulation on the clean room model, simulating horizontal airflows at different angles. At the same time, start the reduction motor 9 to drive the rotating block 10 to rotate downward and then upward. In this way, the rotating block 10 drives the hair dryer 11 to make the blower 12 move vertically back and forth. The blower 12 drives the fan blade 13 to move vertically back and forth. The fan blade 13 can also perform vertical reciprocating blowing, thereby simulating airflows at different vertical angles, with a wider simulation range and greater simulation applicability.

[0028] In this embodiment, as shown in the attached Figures 4-5 figure, a guiding and supporting assembly is installed on the lower surface of the rotating bar 8; the guiding and supporting assembly includes a sliding shaft 16, a roller 17, an annular track 18, a bracket 19, and a supporting block 20; the sliding shaft 16 is fixed on the lower surface of the rotating bar 8, and the roller 17 is rotatably connected to the outer wall of the sliding shaft 16. The annular track 18 is slidably connected to the outer wall of the roller 17. The bracket 19 is fixed on the lower surface of the annular track 18. The supporting block 20 is located between the bracket 19 and the support rod 2, and both the bracket 19 and the support rod 2 are fixedly connected to the supporting block 20.

[0029] When in use in this embodiment, when the rotating bar 8 rotates, it drives the sliding shaft 16 to rotate. The sliding shaft 16 drives the roller 17 to rotate. The roller 17 rolls on the inner wall of the annular track 18. At the same time, the support rod 2 supports the supporting block 20, the supporting block 20 supports the bracket 19, and the bracket 19 provides a stable supporting force for the annular track 18, enabling the rotating bar 8 to stably move along the circular guiding of the annular track 18. In this way, the fan blade 13 can perform stable horizontal multi-angle blowing.

[0030] The above are only the preferred embodiments of the present invention and are not used to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. Airflow simulation blowing device, comprising a support plate (1), a support rod (2) and a driven gear (3), wherein the support rod (2) is fixed to the bottom end of the support plate (1), and the driven gear (3) is rotatably connected to the outer wall of the support rod (2), characterized in that: The outer wall of the driven gear (3) is provided with a multi-directional displacement blowing assembly; The multi-directional displacement blowing assembly includes a transmission gear (4) meshing and drivingly connected to the outer wall of the driven gear (3), and a driving shaft (5) is fixedly installed on the inner wall of the transmission gear (4). The bottom end of the driving shaft (5) is coaxially drivingly connected to a driving motor (6), and the driving motor (6) is fixedly connected to the support rod (2); A rotating ring (7) is fixedly installed at the top end of the driven gear (3), and the rotating ring (7) is rotatably connected to the support rod (2). A rotating bar (8) is fixedly installed on one side of the outer wall of the rotating ring (7).

2. The airflow simulation blowing device according to claim 1, wherein: The multi-directional displacement blowing assembly further includes a reduction motor (9), a rotating block (10), a blowing cylinder (11), a blower (12) and a wind blade (13); The reduction motor (9) is fixed at the top end of the rotating bar (8), and the rotating block (10) is fixedly connected to the output end of the reduction motor (9). The blowing cylinder (11) is welded to the top end of the rotating block (10). The blower (12) is fixed on the inner wall of the blowing cylinder (11), and the wind blade (13) is fixedly installed on the outer wall of the output end of the blower (12).

3. The airflow simulation blowing device according to claim 2, characterized in that: The inner wall of the rotating block (10) is a smooth surface, and both the blowing cylinder (11) and the wind blade (13) are made of stainless steel.

4. The airflow simulation blowing device according to claim 2, characterized in that: The wind blade (13) is rotatably connected to the inner wall of the blowing cylinder (11), and the blower (12) is used to drive the wind blade (13) to rotate.

5. The airflow simulation blowing device according to claim 1, wherein: A model positioning frame (14) is fixedly installed on the upper surface of the support plate (1), and a mounting plate (15) is fixedly installed at the bottom end of the support rod (2).

6. The airflow simulation blowing device according to claim 5, characterized in that: A limiting ring (21) is rotatably connected to the lower surface of the driven gear (3), and the limiting ring (21) is fixedly connected to the support rod (2).

7. The airflow simulation blowing device according to claim 1, wherein: A guiding and supporting assembly is installed on the lower surface of the rotating bar (8); The guiding and supporting assembly includes a sliding shaft (16), a roller (17), a ring rail (18), a bracket (19) and a supporting block (20); The sliding shaft (16) is fixed on the lower surface of the rotating bar (8), and the roller (17) is rotatably connected to the outer wall of the sliding shaft (16). The ring rail (18) is slidably connected to the outer wall of the roller (17). The bracket (19) is fixedly located on the lower surface of the ring rail (18). The supporting block (20) is located between the bracket (19) and the support rod (2), and both the bracket (19) and the support rod (2) are fixedly connected to the supporting block (20).

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