Self-radiating low-noise axial flow fan device
By introducing components such as heat dissipation frame, thermal conduction layer, heat absorption layer and damping shock absorber into the axial fan, the problems of large noise and poor heat dissipation of the axial fan are solved, and more efficient heat dissipation and noise reduction are achieved, which improves the equipment's stability.
Patent Information
- Application Number
- CN202420762413.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-12
- Publication Date
- 2025-01-17
- Estimated Expiration
- 2034-04-12
AI Technical Summary
The existing axial flow fans are noisy and have poor heat dissipation effect during operation, so they cannot effectively discharge the heat generated through the surface fins.
Design a self-heat dissipation low-noise axial flow fan device, including an outer shell, a heat dissipation frame, a heat conduction layer, a heat absorption layer, a damping shock absorber and a sound absorbing gasket. The heat absorbing heat is absorbed through the heat absorption layer and transferred to the heat conduction layer, using the heat dissipation slot. Exhaust heat and reduce noise and vibration through damping shock absorbers and sound absorbing washers.
It achieves more efficient heat dissipation and noise reduction, and improves the stability and user experience of the axial flow fan.
Smart Images
Figure CN222363150U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of axial flow fans, in particular to a self-heating and low-noise axial flow fan device. Background Art
[0002] An axial flow fan is a fan in which the airflow enters the fan impeller axially. It is usually used to provide forced movement for the air. Its characteristics are low wind pressure but large flow rate.
[0003] However, the axial flow fans on the market today generally still have the following disadvantages and shortcomings: for example, they generate loud noise during operation; the heat generated during use cannot be discharged only through the fins on the surface, and the effect is poor.
[0004] Therefore, it is necessary to design a self-heating and low-noise axial flow fan device to solve the above-mentioned problems. Utility Model Content
[0005] The purpose of the utility model is to provide a self-heating and low-noise axial flow fan device to solve the problems raised in the above background technology.
[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0007] A self-heating, low-noise axial flow fan device comprises an axial flow fan body and an outer shell located outside the axial flow fan body, a drive motor is connected to the rear input end of the axial flow fan body, a heat dissipation frame is arranged inside the outer shell and outside the axial flow fan body and the drive motor, a plurality of heat dissipation slots are arranged on the periphery of the heat dissipation frame, a heat conducting layer and a heat absorbing layer are arranged inside the heat dissipation frame, an abutment block is arranged at the bottom of the outer shell, a plurality of damping shock absorbers are connected to the bottom of the abutment block, a transverse frame is connected to the bottom of the damping shock absorber, and fixed brackets are connected to the left and right sides of the transverse frame.
[0008] As a preferred solution of the utility model, a heat absorbing ring is arranged at the front position inside the heat absorbing layer. The heat absorbing ring is made of heat absorbing material and has a circular ring design.
[0009] As a preferred solution of the utility model, a heat-conducting ring is arranged at the rear position inside the heat-conducting layer. The heat-conducting ring is made of heat-conducting material and is also designed in a circular ring shape.
[0010] As a preferred solution of the utility model, the overall size of the heat absorption layer is slightly larger than the overall size of the heat conduction layer, so that the heat absorption layer can be installed on the outside of the heat conduction layer and fixedly installed inside the heat dissipation frame.
[0011] As a preferred solution of the utility model, a plurality of connecting holes are also transversely provided on the heat dissipation frame, and the heat dissipation frame and the outer shell are locked and installed by connecting screws and locking nuts.
[0012] As a preferred solution of the utility model, a dustproof net made of stainless steel is laid inside the heat dissipation slot.
[0013] As a preferred solution of the utility model, an annular sound-absorbing gasket is embedded and installed in the installation cavity between the axial flow fan body and the outer shell, and the sound-absorbing gasket is made of sound-absorbing material.
[0014] As a preferred solution of the utility model, a sliding groove is provided at the bottom of the outer shell, a support column is fixedly connected to the top of the fixed bracket, and the support column and the inside of the sliding groove are slidably connected up and down.
[0015] Compared with the prior art, the beneficial effects of the utility model are:
[0016] In the utility model, a self-heating and low-noise axial flow fan device is provided. When the axial flow fan device is used, on the one hand, the heat absorbing ring inside the heat absorbing layer can be used to absorb heat and transfer the heat to the heat conducting ring in the heat conducting layer, and the heat conducting ring then discharges the heat through the heat dissipation slot to achieve the purpose of more efficient heat dissipation; on the other hand, the sound absorbing gasket can be used to reduce the noise between the axial flow fan and the shell, and the damping shock absorber can be used to reduce the vibration generated during the operation of the entire axial flow fan device, thereby reducing noise and improving stability. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;
[0018] Figure 2 for Figure 1 Schematic diagram of the three-dimensional structure after partial disassembly;
[0019] Figure 3 for Figure 1 Schematic diagram of the three-dimensional structure after the heat dissipation frame, heat conduction layer and heat absorption layer are separated;
[0020] Figure 4 for Figure 1 Side view of
[0021] Figure 5 It is a three-dimensional structural schematic diagram of the fixed bracket and the transverse bracket of the utility model;
[0022] Figure 6 for Figure 1 Schematic diagram of the three-dimensional structure from another perspective.
[0023] In the figure: 1. Axial fan body; 2. Outer shell; 3. Drive motor; 4. Heat dissipation frame; 5. Heat dissipation slot; 6. Heat conductive layer; 61. Heat conductive ring; 7. Heat absorption layer; 71. Heat absorption ring; 8. Resistance block; 9. Damping shock absorber; 10. Horizontal frame; 11. Fixed bracket; 12. Connection hole; 13. Connection screw; 14. Locking nut; 15. Dustproof net; 16. Sound-absorbing gasket; 17. Sliding groove; 18. Support column. DETAILED DESCRIPTION
[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.
[0025] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively with reference to the relevant drawings below. Several embodiments of the utility model are given. However, the utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.
[0026] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.
[0027] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.
[0028] For examples, see Figure 1-6 , the utility model provides a technical solution:
[0029] A self-heating low-noise axial flow fan device comprises an axial flow fan body 1 and an outer shell 2 located outside the axial flow fan body 1, a driving motor 3 is connected to the rear input end of the axial flow fan body 1, a heat dissipation frame 4 is arranged inside the outer shell 2 and outside the axial flow fan body 1 and the driving motor 3, the heat dissipation frame 4 is made of stainless steel, a plurality of heat dissipation slots 5 are arranged on the periphery of the heat dissipation frame 4, a heat conducting layer 6 and a heat absorbing layer 7 are arranged inside the heat dissipation frame 4, a resistance block 8 is arranged at the bottom of the outer shell 2, a plurality of damping shock absorbers 9 are connected to the bottom of the resistance block 8, the damping shock absorber 9 is a spring damping shock absorber, a transverse frame 10 is connected to the bottom of the damping shock absorber 9, a fixed bracket 11 is connected to the left and right sides of the transverse frame 10, and the fixed bracket 11 and the transverse frame 10 are both made of stainless steel.
[0030] For details, please refer to Figure 1 as well as Figure 3 A heat absorbing ring 71 is arranged at the front position inside the heat absorbing layer 7. The heat absorbing ring 71 is made of heat absorbing material and is designed in a circular ring shape. A heat conducting ring 61 is arranged at the rear position inside the heat conducting layer 6. The heat conducting ring 61 is made of heat conducting material and is also designed in a circular ring shape. The heat absorbing ring 71 and the heat conducting ring 61 are in contact with each other through a cylindrical heat conducting column (such as Figure 3 Thus, the heat absorbing ring 71 with a heat absorbing effect is used to absorb the heat generated when the axial flow fan is running, and the heat is transferred to the heat conducting ring 61 through the heat conducting column, and then the heat is discharged from the heat dissipation slot 5 through the heat conducting ring 61 to achieve the purpose of heat dissipation.
[0031] For further information, please refer to Figure 1 , Figure 2 , Figure 4 as well as Figure 6 The overall size of the heat absorption layer 7 is slightly larger than the overall size of the heat conduction layer 6, so that the heat absorption layer 7 can be installed on the outside of the heat conduction layer 6 and fixed together with the inside of the heat dissipation frame 4; the heat dissipation frame 4 is also horizontally provided with a plurality of connection holes 12, and the heat dissipation frame 4 and the outer shell 2 are locked and installed by connecting screws 13 and locking nuts 14; the connecting screws 13 pass through the connection holes 12 on the heat dissipation frame 4, and are locked and fixed by using locking nuts 14, so as to achieve the purpose of combining and installing the heat dissipation frame 4 and the shell of the axial flow fan, and facilitate subsequent disassembly.
[0032] Preferably, please refer to Figure 1 as well as Figure 3 A dustproof net 15 made of stainless steel is laid inside the heat dissipation slot 5 ; the design of the dustproof net 15 can prevent dust from entering the interior of the axial flow fan through the heat dissipation slot 5 .
[0033] For details, please refer to Figure 1An annular sound-absorbing gasket 16 is embedded in the installation cavity between the axial flow fan body 1 and the outer shell 2. The sound-absorbing gasket 16 is made of sound-absorbing material. The sound-absorbing gasket 16 can absorb the noise generated by the axial flow fan, thereby starting the purpose of reducing its noise.
[0034] For details, please refer to Figure 1 as well as Figure 4 A sliding groove 17 is provided at the bottom of the outer shell 2, and a support column 18 is fixedly connected to the top of the fixed bracket 11. The support column 18 and the inside of the sliding groove 17 are slidably connected up and down; the support column 18 is moved up and down inside the sliding groove 17, thereby prompting the damping shock absorber 9 to operate, so that the damping shock absorber 9 is used to perform shock absorption operations, improve stability and reduce noise.
[0035] The working process of the utility model: when using the self-heating low-noise axial flow fan device, the blades in the axial flow fan body 1 are driven to rotate by the driving motor 3, and then the operation is carried out. During the operation of the axial flow fan, the heat absorbing ring 71 with heat absorption effect is used to absorb the heat generated during the operation of the axial flow fan, and the heat is transferred to the heat conducting ring 61 through the heat conducting column, and then the heat is discharged from the heat dissipation slot 5 through the heat conducting ring 61 to achieve the purpose of heat dissipation, and the support column 18 is used to move up and down inside the sliding groove 17, thereby prompting the damping shock absorber 9 to operate, so that the damping shock absorber 9 is used to perform shock absorption operations, improve stability and reduce noise, and at the same time, the noise generated by the axial flow fan can be absorbed by the sound absorbing gasket 16, thereby starting the purpose of reducing its noise. It is worth noting that the locking nut 14 can be disassembled later to achieve the purpose of disassembling the heat dissipation frame 4 and the housing of the axial flow fan, which is convenient for maintenance and cleaning.
[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A self-heating and low-noise axial flow fan device, comprising an axial flow fan body (1) and an outer shell (2) located outside the axial flow fan body, characterized in that: The rear input end of the axial flow fan body (1) is connected to a driving motor (3); a heat dissipation frame (4) is arranged inside the outer shell (2) and outside the axial flow fan body (1) and the driving motor (3); a plurality of heat dissipation slots (5) are arranged on the periphery of the heat dissipation frame (4); a heat conducting layer (6) and a heat absorbing layer (7) are arranged inside the heat dissipation frame (4); a resistance block (8) is arranged at the bottom of the outer shell (2); a plurality of damping shock absorbers (9) are connected to the bottom of the resistance block (8); a transverse frame (10) is connected to the bottom of the damping shock absorber (9); and fixed brackets (11) are connected to the left and right sides of the transverse frame (10).
2. A self-heating low-noise axial flow fan device according to claim 1, characterized in that: A heat absorbing ring (71) is arranged at the front position inside the heat absorbing layer (7); the heat absorbing ring (71) is made of heat absorbing material and has a circular ring shape.
3. A self-heating low-noise axial flow fan device according to claim 1, characterized in that: A heat-conducting ring (61) is arranged at the rear of the heat-conducting layer (6). The heat-conducting ring (61) is made of a heat-conducting material and is also designed in a circular ring shape.
4. The self-heating low-noise axial flow fan device according to claim 1, characterized in that: The overall size of the heat absorbing layer (7) is slightly larger than the overall size of the heat conducting layer (6), so that the heat absorbing layer (7) can be installed on the outside of the heat conducting layer (6) and fixedly installed inside the heat dissipation frame (4).
5. The self-heating low-noise axial flow fan device according to claim 1, characterized in that: The heat dissipation frame (4) is also provided with a plurality of connection holes (12) in a transverse direction, and the heat dissipation frame (4) and the outer shell (2) are locked and installed using connection screws (13) and locking nuts (14).
6. The self-heating low-noise axial flow fan device according to claim 1, characterized in that: A dustproof net (15) made of stainless steel is laid inside the heat dissipation slot (5).
7. The self-heating low-noise axial flow fan device according to claim 1, characterized in that: An annular sound-absorbing gasket (16) is embedded and installed in the installation cavity between the axial flow fan body (1) and the outer shell (2); the sound-absorbing gasket (16) is made of sound-absorbing material.
8. The self-heating low-noise axial flow fan device according to claim 1, characterized in that: A sliding groove (17) is provided at the bottom of the outer shell (2), a support column (18) is fixedly connected to the top of the fixed bracket (11), and the support column (18) and the interior of the sliding groove (17) are slidably connected up and down.