High-stability mute fan

Abstract

The utility model provides a high-stability silent fan, and relates to the technical field of silent fans. Two magnetic attraction blocks are installed in the ventilation frame base, and four bolts are connected to the outer portion of the ventilation frame base. Four rubber parts are installed in the fan and connected to the outer portions of the bolts, and the fan and the ventilation frame base are arranged in a spaced mode. The noise reduction fan cover is connected with the four bolts, and the noise reduction fan cover and the fan are arranged in a spaced mode. The noise reduction fan cover is sleeved with a rubber sleeve. The rubber part has excellent rebound resilience, when the fan operates, vibration generated by operation of the fan is weakened through the rubber part, so that noise generated by operation of the fan is effectively reduced, the fan is fixed through the bolts, and the stability of the operation state of the fan is guaranteed; air is guided through the noise reduction check ring, the noise reduction coating covering the noise reduction check ring can absorb noise generated by the fan, and the mute effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of silent fans, in particular to a silent fan with high stability. Background Art

[0002] Fans are common electrical appliances in our lives, and the emergence of fans has brought great convenience to people's lives. Fans are widely used in homes, restaurants, hotels, hospitals, shopping malls and other places. The structure of a fan is relatively simple, mainly consisting of a fan head, blades, a mesh cover and other control devices.

[0003] Currently, existing fans are mostly installed and fixed directly with bolts during use. After the fan has been working for a long time, it is easily affected by vibration, resulting in gaps in the connection parts. As a result, the fan will generate loud noise when working, affecting the user experience. Utility Model Content

[0004] The present disclosure relates to a highly stable silent fan, which solves the problem that existing fans are mostly installed and fixed directly with bolts during use. After the fan has been working for a long time, it is easily affected by vibration, resulting in gaps in the connection parts, and then the fan will generate loud noise when working, affecting the user experience.

[0005] In a first aspect of the present disclosure, a high-stability silent fan is provided, which specifically includes: a ventilation frame seat, bolts, a fan, rubber parts, a noise-reducing wind cover, a rubber sleeve and a magnetic block; two magnetic blocks are installed inside the ventilation frame seat, and four bolts are connected to the outside of the ventilation frame seat; four rubber parts are installed inside the fan, and the rubber parts are connected to the outside of the bolts, and the fan and the ventilation frame seat are spaced apart; the noise-reducing wind cover is connected to the four bolts, and the noise-reducing wind cover and the fan are spaced apart; a rubber sleeve is provided on the outside of the noise-reducing wind cover.

[0006] Furthermore, assembly holes are provided at the four ends of the fan, and the rubber part passes through the assembly holes. One end of the rubber part contacts the ventilation frame seat, and the other end of the rubber part contacts the noise reduction wind cover. A through hole is provided inside the rubber part, and the bolt passes through the through hole. Air cavities are provided inside both ends of the rubber part.

[0007] Furthermore, a threaded blind hole is provided inside the ventilation frame seat, and the bolt is threadedly connected to the threaded blind hole. The four ends of the noise reduction hood are provided with connecting holes, and the bolts are connected through the connecting holes.

[0008] Furthermore, the noise reduction hood is internally and externally surrounded by noise reduction retaining rings, the cross section of the noise reduction retaining rings is bent, the noise reduction retaining rings overlap with each other, and the outside of the noise reduction retaining rings is covered with a noise reduction coating.

[0009] Furthermore, one end of the rubber sleeve is in contact with the ventilation frame seat, and the inner side of the rubber sleeve is in contact with the fan, the rubber part and the noise reduction hood.

[0010] Furthermore, a protrusion is provided in a circumferential shape on the outside of the noise reduction wind shield, and a connecting hole is provided in a circumferential shape on the inside of the rubber sleeve, and the protrusion is connected to the connecting hole.

[0011] Furthermore, the interior of the ventilation frame seat is symmetrically provided with grooves, the magnetic block is located in the grooves, and the magnetic block is flush with the outer side of the ventilation frame seat.

[0012] The utility model provides a high-stability silent fan, which has the following beneficial effects:

[0013] When the utility model is in use, the rubber part has excellent rebound performance. When the fan is running, the rubber part weakens the vibration generated by the fan operation, thereby effectively reducing the noise generated by the fan operation, and the fan is fixed by bolts to ensure the stability of the fan operation state; when the fan is running, air circulates inside the noise reduction wind cover, and the air is guided by the noise reduction retaining ring so that the air cannot pass directly through the noise reduction wind cover. The noise reduction coating covering the outside of the noise reduction retaining ring can absorb the noise generated by the fan and convert sound energy into heat energy, thereby reducing the transmission energy of the sound wave and achieving a silent effect.

[0014] In addition, the cooperation between the protrusion and the connecting hole can fix the rubber sleeve, and the rubber sleeve is used to seal the gap between the ventilation frame seat, the fan and the noise reduction hood to prevent noise from leaking from the gap, effectively ensuring the quiet effect when the fan is running; when the ventilation frame seat is in contact with the installation part, the ventilation frame seat and the metal mounting surface are sucked together by the magnetic block, so that the fixing hole of the ventilation frame seat is precisely connected with the mounting hole of the mounting surface. There is no need to manually support the ventilation frame seat, and the ventilation frame seat can be fixed with screws, which makes installation easier.

[0015] Other advantages, objectives and features of the present invention will be reflected in part through the following description, and in part will be understood by those skilled in the art through research and practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings of the embodiments will be briefly introduced below.

[0017] The drawings described below only relate to some embodiments of the present invention, but are not intended to limit the present invention.

[0018] In the attached figure:

[0019] Figure 1 Shows the overall axial side structure schematic diagram of the present application;

[0020] Figure 2 Shows a schematic diagram of the overall cross-sectional structure of the present application;

[0021] Figure 3 Shows a schematic diagram of the disassembled structure of the ventilation frame, bolts, fan and noise reduction hood of the present application;

[0022] Figure 4 A schematic diagram of the split structure of the ventilation frame and the magnetic block of the present application is shown;

[0023] Figure 5 A schematic diagram of the cross-section and split structure of the fan and rubber member of the present application is shown;

[0024] Figure 6 A schematic diagram of the cross-section and split structure of the noise reduction hood and rubber sleeve of the present application is shown.

[0025] Reference Signs List

[0026] 1. Ventilation frame seat; 101. Threaded blind hole; 102. Groove; 2. Bolt; 3. Fan; 301. Assembly hole; 4. Rubber part; 401. Through hole; 402. Air cavity; 5. Noise reduction hood; 501. Connecting hole; 502. Noise reduction retaining ring; 503. Bump; 6. Rubber sleeve; 601. Connecting hole; 7. Magnetic block. DETAILED DESCRIPTION

[0027] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the described embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] Example 1: Please refer to Figures 1 to 6 :

[0029] The utility model proposes a high-stability silent fan, comprising: a ventilation frame seat 1, a bolt 2, a fan 3, a rubber member 4, a noise reduction hood 5, a rubber sleeve 6 and a magnetic block 7; two magnetic blocks 7 are installed inside the ventilation frame seat 1, and four bolts 2 are connected to the outside of the ventilation frame seat 1; four rubber members 4 are installed inside the fan 3, and the rubber members 4 are connected to the outside of the bolts 2, and the fan 3 and the ventilation frame seat 1 are spaced apart; the noise reduction hood 5 is connected to the four bolts 2, and the noise reduction hood 5 and the fan 3 are spaced apart; a rubber sleeve 6 is sleeved on the outside of the noise reduction hood 5; assembly holes 301 are provided at the four ends of the fan 3, the rubber member 4 passes through the assembly hole 301, and one end of the rubber member 4 is connected to the ventilation frame seat 1 The other end of the rubber part 4 is in contact with the noise reduction hood 5. A through hole 401 is provided inside the rubber part 4, and the bolt 2 passes through the through hole 401. Air cavities 402 are provided inside both ends of the rubber part 4; a threaded blind hole 101 is provided inside the ventilation frame seat 1, and the bolt 2 is threadedly connected to the threaded blind hole 101. Connecting holes 501 are provided at four ends of the noise reduction hood 5, and the bolt 2 passes through and is connected to the connecting holes 501; the rubber part 4 has excellent resilience. When the fan 3 is running, the vibration generated by the operation of the fan 3 is weakened by the rubber part 4, thereby effectively reducing the noise generated by the operation of the fan 3, and the fan 3 is fixed by the bolt 2 to ensure the stability of the operating state of the fan 3.

[0030] In the embodiment of the present disclosure, a noise reduction retaining ring 502 is provided inside the noise reduction hood 5 in an inner and outer surrounding shape. The cross-section of the noise reduction retaining ring 502 is bent, and the noise reduction retaining rings 502 overlap with each other. The outside of the noise reduction retaining ring 502 is covered with a noise reduction coating. By adopting the above technical solution, when the fan 3 is running, air circulates inside the noise reduction hood 5, and the air is guided by the noise reduction retaining ring 502 so that the air cannot pass directly through the noise reduction hood 5. The noise reduction coating covering the outside of the noise reduction retaining ring 502 can absorb the noise generated by the fan 3 and convert the sound energy into heat energy, thereby reducing the transmission energy of the sound wave and achieving a silent effect.

[0031] In the embodiment of the present disclosure, one end of the rubber sleeve 6 is in contact with the ventilation frame seat 1, and the inner side of the rubber sleeve 6 is in contact with the fan 3, the rubber part 4 and the noise reduction hood 5. The outer side of the noise reduction hood 5 is provided with a circumferential protrusion 503, and the inside of the rubber sleeve 6 is provided with a circumferential connecting hole 601, and the protrusion 503 is connected to the connecting hole 601; by adopting the above technical solution, the protrusion 503 cooperates with the connecting hole 601 to fix the rubber sleeve 6, and the rubber sleeve 6 is used to seal the interval between the ventilation frame seat 1, the fan 3 and the noise reduction hood 5 to prevent noise from leaking from the interval, thereby effectively ensuring the silent effect when the fan 3 is running.

[0032] Example 2. On the basis of Example 1, the interior of the ventilation frame seat 1 is symmetrically provided with grooves 102, and the magnetic block 7 is located in the groove 102. The magnetic block 7 is flush with the outer side of the ventilation frame seat 1. With the above technical solution, when the ventilation frame seat 1 contacts the installation part, the ventilation frame seat 1 is attracted and connected to the metal installation surface through the magnetic block 7, so that the fixing hole of the ventilation frame seat 1 is precisely connected to the installation hole of the installation surface. There is no need to manually support the ventilation frame seat 1, and the ventilation frame seat 1 can be fixed with screws, which makes installation easier.

[0033] The working principle of this embodiment is as follows: when the fan 3 is running, the vibration generated by the operation of the fan 3 is weakened by the rubber member 4, thereby effectively reducing the noise generated by the operation of the fan 3, and the fan 3 is fixed by the bolt 2 to ensure the stability of the operating state of the fan 3; the air circulates inside the noise reduction hood 5, and the air is guided by the noise reduction retaining ring 502 so that the air cannot pass through the noise reduction hood 5 directly. The noise reduction coating covered on the outside of the noise reduction retaining ring 502 can absorb the noise generated by the fan 3 and convert the sound energy into heat energy, thereby reducing The transmission energy of sound waves can achieve a silent effect; the protrusion 503 cooperates with the connecting hole 601 to fix the rubber sleeve 6, and the rubber sleeve 6 is used to seal the interval between the ventilation frame seat 1, the fan 3 and the noise reduction hood 5 to prevent noise from leaking out from the interval; when the ventilation frame seat 1 is in contact with the installation part, the ventilation frame seat 1 is attracted and connected to the metal installation surface through the magnetic block 7, so that the fixing hole of the ventilation frame seat 1 is precisely connected with the installation hole of the installation surface, and the ventilation frame seat 1 can be fixed with screws without manually supporting the ventilation frame seat 1.

[0034] In this article, there are several points to note:

[0035] 1. The drawings of the embodiments of the present disclosure only relate to the structures related to the embodiments of the present disclosure. Other structures may refer to conventional designs.

[0036] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to form new embodiments.

[0037] The above are only specific embodiments of the present disclosure, but the scope of protection of the present disclosure is not limited thereto. Any changes or substitutions that can be easily conceived by a person skilled in the art within the technical scope disclosed in this disclosure should be included in the scope of protection of the present disclosure. Therefore, the scope of protection of the present disclosure should be based on the scope of protection of the claims.

Claims

1. A high-stability silent fan, comprising: A ventilation frame seat (1), bolts (2), a fan (3), rubber parts (4), a noise reduction hood (5), a rubber sleeve (6) and a magnetic block (7); characterized in that two magnetic blocks (7) are installed inside the ventilation frame seat (1), and the ventilation frame seat (1) is externally connected with four bolts (2); four rubber parts (4) are installed inside the fan (3), the rubber parts (4) are connected to the outside of the bolts (2), and the fan (3) and the ventilation frame seat (1) are spaced apart; the noise reduction hood (5) is connected to the four bolts (2), and the noise reduction hood (5) and the fan (3) are spaced apart; the noise reduction hood (5) is externally sleeved with a rubber sleeve (6).

2. A high-stability silent fan according to claim 1, characterized in that: The fan (3) is provided with assembly holes (301) at four ends, the rubber member (4) passes through the assembly hole (301), one end of the rubber member (4) contacts the ventilation frame seat (1), and the other end of the rubber member (4) contacts the noise reduction wind cover (5), a through hole (401) is provided inside the rubber member (4), the bolt (2) passes through the through hole (401), and air cavities (402) are provided inside both ends of the rubber member (4).

3. A high-stability silent fan according to claim 1, characterized in that: The ventilation frame seat (1) is provided with a threaded blind hole (101) inside, and the bolt (2) is threadedly connected to the threaded blind hole (101). The four ends of the noise reduction hood (5) are provided with connecting holes (501), and the bolt (2) is connected through the connecting holes (501).

4. A high-stability silent fan according to claim 1, characterized in that: The noise reduction wind shield (5) is provided with a noise reduction retaining ring (502) in an inner and outer surrounding shape, the cross section of the noise reduction retaining ring (502) is bent, the noise reduction retaining rings (502) are overlapped with each other, and the outside of the noise reduction retaining ring (502) is covered with a noise reduction coating.

5. The high-stability silent fan according to claim 1, characterized in that: One end of the rubber sleeve (6) contacts the ventilation frame seat (1), and the inner side of the rubber sleeve (6) contacts the fan (3), the rubber member (4) and the noise reduction hood (5).

6. The high-stability silent fan according to claim 1, characterized in that: The outer side of the noise reduction wind shield (5) is provided with a convex block (503) in a circumferential shape, and the inner side of the rubber sleeve (6) is provided with a connecting hole (601) in a circumferential shape, and the convex block (503) is connected to the connecting hole (601).

7. The high-stability silent fan according to claim 1, characterized in that: The ventilation frame seat (1) is symmetrically provided with grooves (102), the magnetic block (7) is located in the grooves (102), and the magnetic block (7) is flush with the outer side of the ventilation frame seat (1).

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