Three-dimensional flow energy-saving fan

Abstract

The utility model relates to the technical field of energy-saving fans, and discloses a three-dimensional flow energy-saving fan which comprises a base box and a rotating plate, the rotating plate is arranged above the base box, a rotating structure is arranged in the base box, a driving motor is arranged above the rotating plate, the output end of the driving motor is fixedly connected with a coupler, and the coupler is fixedly connected with the base box. A fixing seat is fixedly connected to the upper surface of the rotating plate, a fan volute is rotatably connected to the upper end of the fixing seat, a rotating block is fixedly connected to the end, away from the driving motor, of the coupler, the end of the rotating block penetrates through the fan volute and is fixedly connected with the end of the rotating shaft, and an electric push rod is arranged behind the fixing seat; the bottom end of the electric push rod is fixedly connected with the upper surface of the rotating plate, the telescopic end of the electric push rod is fixedly connected with a toothed plate, the surface of the fan volute is fixedly connected with a plurality of racks, and the toothed plate and the racks are arranged, so that the angle of an air outlet of the fan can be flexibly adjusted according to different working conditions and requirements, and the fan can adapt to different working environments and requirements.

Description

Technical Field

[0001] The utility model relates to the technical field of energy-saving fans, and more specifically, to a ternary-flow energy-saving fan. Background Art

[0002] The ternary-flow energy-saving fan is a kind of fan that achieves energy-saving effects through optimized design and technical improvements. It adopts a ternary-flow design, that is, guide vanes are arranged at the air inlet, middle, and outlet of the fan blades, making the airflow flow more smoothly on the blades, reducing energy loss, and improving the efficiency of the fan.

[0003] In the prior art, in the patent application No. CN217176977U, an energy-saving fan with an automatic heat dissipation function is disclosed, which relates to the technical field of fan heat dissipation. It includes a protective box, a fan body is installed inside the protective box, a ventilation net cover is installed at one end of the fan body, a control panel is installed on the surface of the protective box, an exhaust mechanism is installed on one side of the protective box, the exhaust mechanism includes an exhaust frame, an exhaust adjustment plate, a transmission rack, an electric telescopic rod, an electric telescopic rod, an adjustment gear plate, and a telescopic controller, and a heat dissipation mechanism is installed on the other side of the protective box, and the number of the heat dissipation mechanisms is two; the utility model can realize automatic heat dissipation of the energy-saving fan, improve the heat dissipation effect of the energy-saving fan, is beneficial to increasing the protection effect of the energy-saving fan, reducing the occurrence of faults and short circuits of the energy-saving fan, improving the working quality of the energy-saving fan, and ensuring the service life of the energy-saving fan.

[0004] Aiming at the above solution, there are the following technical problems: during the use of the ternary-flow energy-saving fan, most of them are installed on the mounting plate through bolts and other structures. If the air outlet of the fan needs to be adjusted, the entire device needs to be disassembled and reassembled, and the disassembly and installation processes are too cumbersome, time-consuming and laborious. Therefore, the ternary-flow energy-saving fan in the prior art has the defect of cumbersome adjustment of the fan air outlet. Summary of the Utility Model

[0005] The purpose of the present utility model is to provide a ternary-flow energy-saving fan to solve the problems raised in the above background art.

[0006] To achieve the above object, the present utility model provides the following technical solution: A ternary flow energy-saving fan, including a base box and a rotating plate. The rotating plate is arranged above the base box. A rotating structure is arranged inside the base box, and the rotating structure drives the rotating plate to rotate. A driving motor is arranged above the rotating plate. The output end of the driving motor is fixedly connected with a coupling. The upper surface of the rotating plate is fixedly connected with a fixed seat. The upper end of the fixed seat is rotatably connected with a fan volute. The inside of the fan volute is rotatably connected with a rotating shaft. A plurality of blades are fixedly connected to the surface of the rotating shaft. One end of the coupling away from the driving motor is fixedly connected with a rotating block. The end of the rotating block passes through the fan volute and is fixedly connected with the end of the rotating shaft. An electric push rod is arranged behind the fixed seat. The bottom end of the electric push rod is fixedly connected with the upper surface of the rotating plate. The telescopic end of the electric push rod is fixedly connected with a toothed plate. A plurality of racks are fixedly connected to the surface of the fan volute. The toothed plate and the racks are meshed and driven with each other.

[0007] In a preferred embodiment of the present utility model, the rotating structure includes a driving gear and a driven gear. The lower surface inside the base box is fixedly connected with a servo motor. The output end of the servo motor is fixedly connected with the lower surface of the driving gear. The driving gear and the driven gear are meshed and driven with each other. The upper surface of the driven gear is fixedly connected with a connecting rod. The connecting rod passes through the base box and is fixedly connected with the lower surface of the rotating plate. The lower surface of the driven gear is fixedly connected with a rotating rod. The bottom end of the rotating rod extends to the inner wall of the base box and is rotatably connected with the base box. Starting the servo motor drives the driving gear to rotate. The driving gear and the driven gear are meshed and driven with each other. The rotation of the driven gear drives the rotating plate to rotate through the connecting rod. The rotation of the rotating plate drives the entire device above the rotating plate to rotate.

[0008] In a preferred embodiment of the present utility model, the upper surface of the rotating plate is fixedly connected with a fixed frame. The upper surface of the fixed frame is fixedly connected with a fixing plate. The driving motor is fixedly connected above the fixing plate.

[0009] In a preferred embodiment of the present utility model, a ventilation cylinder is fixedly connected to one side of the fan volute away from the coupling. The ventilation cylinder is communicated with the fan volute. A filter screen is fixedly connected inside the ventilation cylinder.

[0010] In a preferred embodiment of the present utility model, a limiting plate is fixedly connected to one end of the upper surface of the rotating plate away from the driving motor. An arc-shaped sliding groove is formed on the surface of the limiting plate close to the fan volute. A sliding rod is fixedly connected to the surface of the fan volute. The end of the sliding rod extends into the arc-shaped sliding groove. The fan volute drives the sliding rod to slide along the arc-shaped sliding groove formed on the surface of the limiting plate while rotating.

[0011] Beneficial effects

[0012] The present utility model provides a ternary flow energy-saving fan, which has the following beneficial effects:

[0013] 1. The three-way flow energy-saving fan can flexibly adjust the air outlet angle of the fan according to different working conditions and requirements by setting the toothed plate and the rack, so that it can adapt to different working environments and requirements. By adjusting the air outlet angle, the air outlet direction and flow direction of the fan can be optimized, energy loss can be reduced, the working efficiency of the fan can be improved, and the purpose of energy conservation and emission reduction can be achieved.

[0014] 2. The three-way flow energy-saving fan can realize multi-directional adjustment of the air outlet angle by setting the rotating structure and the cooperation of the toothed plate and the rack, making the fan more flexible to adapt to different working environments and requirements. The multi-directional angle adjustment can optimize the air outlet direction and flow direction of the fan, improve the working efficiency and performance of the fan, and reduce energy loss. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic perspective side view structure diagram of the present utility model;

[0016] Figure 2 is a schematic perspective front view structure diagram of the present utility model;

[0017] Figure 3 is a schematic front sectional structure diagram of the present utility model;

[0018] Figure 4 is a schematic three-dimensional structure diagram of the rotating shaft and the blades of the present utility model.

[0019] In the figure: 1, base box; 2, rotating plate; 3, rotating structure; 4, driving motor; 5, coupling; 6, fixed seat; 7, fan volute; 8, rotating shaft; 9, blade; 10, rotating block; 11, electric push rod; 12, toothed plate; 13, rack; 14, driving gear; 15, driven gear; 16, servo motor; 17, connecting rod; 18, rotating rod; 19, fixed frame; 20, fixing plate; 21, ventilation duct; 22, filter screen; 23, limiting plate; 24, arc-shaped sliding groove; 25, sliding rod. DETAILED DESCRIPTION OF THE EMBODIMENTS

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

[0021] Please refer to Figures 1-4, the present utility model provides a technical solution: a ternary flow energy-saving fan, including a base box 1 and a rotating plate 2. The rotating plate 2 is arranged above the base box 1. A rotating structure 3 is arranged inside the base box 1. The rotating structure 3 includes a driving gear 14 and a driven gear 15. A servo motor 16 is fixedly connected to the lower surface inside the base box 1. The output end of the servo motor 16 is fixedly connected to the lower surface of the driving gear 14. The driving gear 14 and the driven gear 15 are meshed and driven. A connecting rod 17 is fixedly connected to the upper surface of the driven gear 15. The connecting rod 17 passes through the base box 1 and is fixedly connected to the lower surface of the rotating plate 2. A rotating rod 18 is fixedly connected to the lower surface of the driven gear 15. The bottom end of the rotating rod 18 extends to the inner wall of the base box 1 and is rotatably connected to the base box 1.

[0022] Start the servo motor 16 to drive the driving gear 14 to rotate. The driving gear 14 and the driven gear 15 are meshed and driven. The rotation of the driven gear 15 drives the rotating plate 2 to rotate through the connecting rod 17. The rotation of the rotating plate 2 drives the entire device above the rotating plate 2 to rotate. By setting the cooperation of the rotating structure 3 and the toothed plate 12 and the rack 13, multi-directional air outlet angle adjustment can be realized, making the fan more flexible to adapt to different working environments and requirements. The multi-directional angle adjustment can optimize the air outlet direction and flow direction of the fan, improve the working efficiency and performance of the fan, and reduce energy loss.

[0023] A driving motor 4 is arranged above the rotating plate 2. A fixed frame 19 is fixedly connected to the upper surface of the rotating plate 2. A fixing plate 20 is fixedly connected to the upper surface of the fixed frame 19. The driving motor 4 is fixedly connected above the fixing plate 20. The output end of the driving motor 4 is fixedly connected to a coupling 5. A fixed seat 6 is fixedly connected to the upper surface of the rotating plate 2. The upper end of the fixed seat 6 is rotatably connected to a fan volute 7. A rotating shaft 8 is rotatably connected inside the fan volute 7. A plurality of blades 9 are fixedly connected to the surface of the rotating shaft 8. One end of the coupling 5 away from the driving motor 4 is fixedly connected to a rotating block 10. The end of the rotating block 10 passes through the fan volute 7 and is fixedly connected to the end of the rotating shaft 8. Start the driving motor 4 to rotate through the coupling 5, the rotating block 10, the rotating shaft 8 and the blades 9, and blow air through the air outlet of the fan volute 7.

[0024] An electric push rod 11 is arranged behind the fixed seat 6. The bottom end of the electric push rod 11 is fixedly connected to the upper surface of the rotating plate 2. The telescopic end of the electric push rod 11 is fixedly connected to a toothed plate 12. A plurality of racks 13 are fixedly connected to the surface of the fan volute 7. The toothed plate 12 and the rack 13 are meshed and driven.

[0025] Start the electric push rod 11 to drive the toothed plate 12 to move up and down. The toothed plate 12 drives the rack 13 to engage and drive with it, thereby adjusting the inclination angle of the fan volute 7 and adjusting the air outlet. By setting the toothed plate 12 and the rack 13, the air outlet angle of the fan can be flexibly adjusted according to different working conditions and requirements, so that it can adapt to different working environments and requirements. By adjusting the air outlet angle, the air outlet direction and flow direction of the fan can be optimized, energy loss can be reduced, the working efficiency of the fan can be improved, and the purpose of energy conservation and emission reduction can be achieved.

[0026] A ventilation cylinder 21 is fixedly connected to one side of the fan volute 7 away from the coupling 5. The ventilation cylinder 21 is communicated with the fan volute 7, and a filter screen 22 is fixedly connected to the inside of the ventilation cylinder 21.

[0027] One end of the upper surface of the rotating plate 2 away from the driving motor 4 is fixedly connected with a limiting plate 23. An arc-shaped sliding groove 24 is opened on the surface of the limiting plate 23 close to the fan volute 7. A sliding rod 25 is fixedly connected to the surface of the fan volute 7. The end of the sliding rod 25 extends into the inside of the arc-shaped sliding groove 24. While the fan volute 7 rotates, it drives the sliding rod 25 to slide along the arc-shaped sliding groove 24 opened on the surface of the limiting plate 23.

[0028] Usage method: First, start the driving motor 4 to drive the rotating block 10, the rotating shaft 8 and the blades 9 to rotate through the coupling 5, and blow air through the air outlet of the fan volute 7.

[0029] When it is necessary to adjust the angle of the air outlet, start the electric push rod 11 to drive the toothed plate 12 to move up and down. The toothed plate 12 drives the rack 13 to engage and drive with it, thereby adjusting the inclination angle of the fan volute 7 and adjusting the air outlet. While the fan volute 7 rotates, it drives the sliding rod 25 to slide along the arc-shaped sliding groove 24 opened on the surface of the limiting plate 23.

[0030] When it is necessary to adjust the direction of the air outlet, start the servo motor 16 to drive the driving gear 14 to rotate. The driving gear 14 and the driven gear 15 are engaged and driven. The rotation of the driven gear 15 drives the rotating plate 2 to rotate through the connecting rod 17, and the rotation of the rotating plate 2 drives the entire device above the rotating plate 2 to rotate.

[0031] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A three-dimensional flow energy-saving fan, comprising a base box (1) and a rotating plate (2), characterized in that: The rotating plate (2) is arranged above the base box (1), a rotating structure (3) is arranged inside the base box (1), the rotating structure (3) drives the rotating plate (2) to rotate, a driving motor (4) is arranged above the rotating plate (2), the output end of the driving motor (4) is fixedly connected to a coupling (5), the upper surface of the rotating plate (2) is fixedly connected to a fixing seat (6), the upper end of the fixing seat (6) is rotatably connected to a fan volute (7), the inside of the fan volute (7) is rotatably connected to a rotating shaft (8), and a plurality of blades are fixedly connected to the surface of the rotating shaft (8). (9), a rotating block (10) is fixedly connected to one end of the coupling (5) away from the driving motor (4), the end of the rotating block (10) passes through the fan volute (7) and is fixedly connected to the end of the rotating shaft (8), an electric push rod (11) is arranged behind the fixed seat (6), the bottom end of the electric push rod (11) is fixedly connected to the upper surface of the rotating plate (2), the telescopic end of the electric push rod (11) is fixedly connected to a toothed plate (12), a plurality of racks (13) are fixedly connected to the surface of the fan volute (7), and the toothed plate (12) and the racks (13) are meshed for transmission.

2. A three-element flow energy-saving fan according to claim 1, characterized in that: The rotating structure (3) comprises a driving gear (14) and a driven gear (15); a servo motor (16) is fixedly connected to the lower surface inside the base box (1); and an output end of the servo motor (16) is fixedly connected to the lower surface of the driving gear (14).

3. A three-dimensional flow energy-saving fan according to claim 2, characterized in that: The driving gear (14) and the driven gear (15) are meshed and transmitted, and the upper surface of the driven gear (15) is fixedly connected with a connecting rod (17), and the connecting rod (17) passes through the base box (1) and is fixedly connected to the lower surface of the rotating plate (2).

4. A three-element flow energy-saving fan according to claim 3, characterized in that: A rotating rod (18) is fixedly connected to the lower surface of the driven gear (15), and the bottom end of the rotating rod (18) extends to the inner wall of the base box (1) and is rotatably connected to the base box (1).

5. The three-element flow energy-saving fan according to claim 1, characterized in that: The upper surface of the rotating plate (2) is fixedly connected to a fixing frame (19), the upper surface of the fixing frame (19) is fixedly connected to a fixing plate (20), and the driving motor (4) is fixedly connected above the fixing plate (20).

6. The three-element flow energy-saving fan according to claim 1, characterized in that: A ventilation cylinder (21) is fixedly connected to a side of the fan volute (7) away from the coupling (5); the ventilation cylinder (21) is in communication with the fan volute (7); and a filter screen (22) is fixedly connected inside the ventilation cylinder (21).

7. The three-element flow energy-saving fan according to claim 1, characterized in that: One end of the upper surface of the rotating plate (2) away from the driving motor (4) is fixedly connected to a limiting plate (23), and an arc-shaped sliding groove (24) is provided on a side of the limiting plate (23) close to the fan volute (7).

8. The three-element flow energy-saving fan according to claim 7, characterized in that: A sliding rod (25) is fixedly connected to the surface of the fan volute (7), and the end of the sliding rod (25) extends into the interior of the arc-shaped sliding groove (24).

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