CN212079688U - Shock-proof type centrifugal fan - Google Patents
Shock-proof type centrifugal fan Download PDFInfo
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- CN212079688U CN212079688U CN202020311164.7U CN202020311164U CN212079688U CN 212079688 U CN212079688 U CN 212079688U CN 202020311164 U CN202020311164 U CN 202020311164U CN 212079688 U CN212079688 U CN 212079688U
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Abstract
The utility model provides a shock-proof type centrifugal fan, include: base, first bracing piece, second bracing piece, fan shell, cylindrical bearing, fan flabellum, servo motor, the sealing rubber body, diverging device, the utility model discloses set up the sealing rubber body between fan shell and base, realize carrying out the shock attenuation processing to fan shell and servo motor through the sealing rubber body, compare with traditional spring damping device and have better shock attenuation effect and have the noise absorption simultaneously concurrently. Simultaneously the utility model discloses with the servo motor setting in the top of air-out passageway to set up some air currents that diverging device made in the air-out passageway on the air-out passageway and blow to servo motor, thereby make servo motor obtain the cooling and handle.
Description
Technical Field
The utility model relates to a centrifugal fan field especially relates to a shock-proof type centrifugal fan.
Background
The centrifugal fan is a driven fluid machine which is widely applied to ventilation, dust exhaust and cooling of factories, tunnels, cooling towers and buildings, strong vibration and noise of the centrifugal fan on the market are high, the centrifugal fan generates a large amount of heat, and the centrifugal fan is inconvenient to dissipate heat.
Disclosure of Invention
To the problem mentioned in the above-mentioned background art, the utility model relates to a shock-proof type centrifugal fan, include: the fan comprises a base, a first supporting rod, a second supporting rod, a fan shell, a cylindrical bearing, a fan blade, a servo motor and a sealing rubber body, wherein the first supporting rod and the second supporting rod are fixedly arranged on the base, the fan shell comprises an air inlet and an air outlet channel, the first supporting rod and the second supporting rod respectively penetrate through the bottom of the air outlet channel, the cylindrical bearing penetrates through the rear side wall of the fan shell, the outer ring of the bearing of the cylindrical bearing is fixedly connected with the fan shell, the inner ring of the bearing of the cylindrical bearing is sleeved with a connecting rod, the fan blade is arranged at the first end of the connecting rod and is arranged inside the fan shell, the second end of the connecting rod is positioned outside the fan shell, the servo motor is arranged above the air outlet channel, the second end of the connecting rod is connected with the servo motor through a synchronous belt and is driven by a rotating wheel of the servo motor, the sealing rubber body is arranged between the base and the fan shell.
Furthermore, a first bump is arranged near the top of the first support rod, a first nut is connected to the top of the first support rod in a transfer manner, and a bottom plate of the air outlet channel is clamped between the first nut and the first bump; a second bump is arranged near the top of the second support rod, a second nut is connected to the top of the second support rod in a rotating mode, and a bottom plate of the air outlet channel is clamped between the second nut and the second bump.
Furthermore, the bottom of the first nut and the bottom of the second nut are fixedly connected with an elastic rubber ring.
Furthermore, the top of the first bump and the top of the second bump are fixedly connected with an elastic rubber ring.
Further, the method also comprises the following steps: the flow dividing device is installed on a top plate of the air outlet channel, the air outlet channel is installed below the servo motor, and the flow dividing device can guide a part of air flow in the air outlet channel to the servo motor.
Furthermore, be provided with first connecting pipe and second connecting pipe on the sealing rubber body, first connecting pipe with install the gas core on the second connecting pipe, can change gas in the sealing rubber body under the holding pressure state through first connecting pipe and second connecting pipe.
Furthermore, the top of the sealing rubber body is fixedly bonded with the bottom of the air outlet channel, and the bottom of the sealing rubber body is fixedly bonded with the upper surface of the base.
Compared with the prior art, the utility model provides a shock-proof type centrifugal fan has following beneficial effect: 1, the utility model discloses set up the sealing rubber body between fan shell and base, realize carrying out the shock attenuation processing to fan shell and servo motor through the sealing rubber body, compare with traditional spring damping device and have better shock attenuation effect and have the noise absorption simultaneously concurrently.
2, the utility model discloses with the servo motor setting in the top of air-out passageway to set up diverging device on the air-out passageway and make some air currents in the air-out passageway blow to servo motor, thereby make servo motor obtain the cooling and handle.
Description of the drawings:
fig. 1 is a schematic structural view of a damping centrifugal fan.
Wherein: 1-a base; 201-a first support bar; 202-a first bump; 203-a first nut; 301-a second support bar; 302-a second bump; 303-a second nut; 4-a fan housing; 401-an air inlet; 402-an air outlet channel; 5-a cylindrical bearing; 6-fan blades; 7-a servo motor; 8-sealing the rubber body; 801-first connection pipe; 802 — second connecting tube.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person having ordinary skill in the art without creative efforts shall belong to the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
The present invention will be described in detail with reference to the drawings, and in order to describe the embodiments of the present invention in detail, the cross-sectional view showing the structure of the device will not be enlarged partially according to the general scale, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
Meanwhile, in the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper, lower, inner and outer" and the like are based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the terms first, second, or third are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The terms "mounted, connected and connected" in the present application are to be understood broadly, unless otherwise explicitly stated or limited, for example: can be fixedly connected, detachably connected or integrally connected; they may be mechanically, electrically, or directly connected, or indirectly connected through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in the figure, the utility model provides a shock-proof type centrifugal fan, include: the fan comprises a base 1, a first supporting rod 201, a second supporting rod 301, a fan shell 4, a cylindrical bearing 5, a fan blade 6, a servo motor 7 and a sealing rubber body 8, wherein the first supporting rod 201 and the second supporting rod 301 are fixedly installed on the base 1, the fan shell 4 comprises an air inlet 401 and an air outlet channel 402, the first supporting rod 201 and the second supporting rod 301 respectively penetrate through the bottom of the air outlet channel 402, a first bump 202 is arranged near the top of the first supporting rod 201, a first nut 203 is rotatably connected to the top of the first supporting rod 201, and the bottom plate of the air outlet channel 402 is clamped between the first nut 203 and the first bump 202; a second bump 302 is arranged near the top of the second support rod 301, a second nut 303 is rotatably connected to the top of the second support rod 301, a bottom plate of the air outlet channel 402 is clamped between the second nut 303 and the second bump 302, an elastic rubber ring is fixedly connected to the bottoms of the first nut 203 and the second nut 303, the cylindrical bearing 5 penetrates through the rear side wall of the fan housing 4, a bearing outer ring of the cylindrical bearing 5 is fixedly connected with the fan housing 4, a connecting rod is sleeved on a bearing inner ring of the cylindrical bearing 5, a fan blade 6 is installed at a first end of the connecting rod and is arranged inside the fan housing 4, a second end of the connecting rod is located outside the fan housing 4, the servo motor 7 is installed above the air outlet channel 402, and a second end of the connecting rod is connected with the servo motor 7 through a synchronous belt and is driven by a rotating wheel of the servo motor, the sealing rubber body 8 is installed base 1 with between the fan shell 4, be provided with first connecting pipe 801 and second connecting pipe 802 on the sealing rubber body 8, first connecting pipe 801 with install the gas core on the second connecting pipe 802, can change gas in the sealing rubber body 8 under the holding pressure state through first connecting pipe 801 and second connecting pipe 802.
Further comprising: the flow dividing device 9 is installed on the top plate of the air outlet channel 402, the air outlet channel 402 is installed below the servo motor 7, and the flow dividing device 9 can guide a part of air flow in the air outlet channel 402 to the servo motor 7.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (5)
1. A vibration-damped centrifugal fan comprising: base (1), its characterized in that still includes: the fan comprises a first supporting rod (201), a second supporting rod (301), a fan shell (4), a cylindrical bearing (5), fan blades (6), a servo motor (7) and a sealing rubber body (8), wherein the first supporting rod (201) and the second supporting rod (301) are fixedly installed on a base (1), the fan shell (4) comprises an air inlet (401) and an air outlet channel (402), the first supporting rod (201) and the second supporting rod (301) respectively penetrate through the bottom of the air outlet channel (402), the cylindrical bearing (5) penetrates through the rear side wall of the fan shell (4), the outer ring of the cylindrical bearing (5) is fixedly connected with the fan shell (4), the inner ring of the cylindrical bearing (5) is sleeved with a connecting rod, the first end of the connecting rod is provided with the fan blades (6) and is arranged inside the fan shell (4), the second end of connecting rod is located the outside of fan shell (4), install servo motor (7) the top of air-out passageway (402), the second end of connecting rod pass through the hold-in range with servo motor (7) link to each other and take turns the drive through servo motor's rotation, install sealing rubber body (8) base (1) with between fan shell (4).
2. The damping type centrifugal fan according to claim 1, wherein a first bump (202) is arranged near the top of the first support rod (201), a first nut (203) is rotatably connected to the top of the first support rod (201), and the bottom plate of the air outlet channel (402) is clamped between the first nut (203) and the first bump (202); a second bump (302) is arranged near the top of the second support rod (301), a second nut (303) is connected to the top of the second support rod (301) in a rotating mode, and a bottom plate of the air outlet channel (402) is clamped between the second nut (303) and the second bump (302).
3. The damping type centrifugal fan according to claim 2, wherein the bottom of the first nut (203) and the bottom of the second nut (303) are fixedly connected with elastic rubber rings.
4. The vibration-damping type centrifugal fan according to claim 1, further comprising: diverging device (9), diverging device (9) are installed on the roof of air-out passageway (402), air-out passageway (402) are installed servo motor (7)'s below, diverging device (9) can be with some air current direction servo motor (7) in the air-out passageway (402).
5. The damping type centrifugal fan according to claim 1, wherein the sealing rubber body (8) is provided with a first connecting pipe (801) and a second connecting pipe (802), the first connecting pipe (801) and the second connecting pipe (802) are provided with air cores, and air can be replaced in the sealing rubber body (8) in a pressure maintaining state through the first connecting pipe (801) and the second connecting pipe (802).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020311164.7U CN212079688U (en) | 2020-03-13 | 2020-03-13 | Shock-proof type centrifugal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020311164.7U CN212079688U (en) | 2020-03-13 | 2020-03-13 | Shock-proof type centrifugal fan |
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| Publication Number | Publication Date |
|---|---|
| CN212079688U true CN212079688U (en) | 2020-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020311164.7U Active CN212079688U (en) | 2020-03-13 | 2020-03-13 | Shock-proof type centrifugal fan |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117006079A (en) * | 2023-10-08 | 2023-11-07 | 恒驰环保设备（南京）有限公司 | Energy-saving explosion-proof fan based on auxiliary air inlet mechanism |
-
2020
- 2020-03-13 CN CN202020311164.7U patent/CN212079688U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117006079A (en) * | 2023-10-08 | 2023-11-07 | 恒驰环保设备（南京）有限公司 | Energy-saving explosion-proof fan based on auxiliary air inlet mechanism |
| CN117006079B (en) * | 2023-10-08 | 2023-12-01 | 恒驰环保设备（南京）有限公司 | Energy-saving explosion-proof fan based on auxiliary air inlet mechanism |
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