CN210068588U - Axial fan flow guiding device that makes an uproar that falls - Google Patents
Axial fan flow guiding device that makes an uproar that falls Download PDFInfo
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- CN210068588U CN210068588U CN201920730011.3U CN201920730011U CN210068588U CN 210068588 U CN210068588 U CN 210068588U CN 201920730011 U CN201920730011 U CN 201920730011U CN 210068588 U CN210068588 U CN 210068588U
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Abstract
The utility model discloses an axial fan noise reduction and flow guide device, which comprises an axial fan, a base, a casing, a buffer plate, a fixing frame, a T-shaped rod and a compression spring, wherein the base and the casing can be installed through the arrangement of the compression spring and the fixing frame, so that the buffer can be carried out between the base and the casing, thereby relieving the pressure generated during the operation of the axial fan, further reducing the noise pollution of the axial fan and improving the working environment; the negative pressure effect of the axial flow fan can be increased through the arrangement of the horn-shaped guide pipe and the spiral guide plate in the guide pipe, the guide effect is greatly improved, and the energy conversion rate of the axial flow fan is improved; through the connection installation of vertical spring and locating piece between cover shell and the base, not only can improve the installation effectiveness of this device to the axial fan, the installation work of being convenient for to certain vibration/noise reduction's effect has.
Description
Technical Field
The utility model relates to an axial fan technical field specifically is an axial fan flow guiding device of making an uproar falls.
Background
The axial flow fan has a very wide application, namely, the axial flow fan and the fan blade have the same direction of air flow, such as an electric fan, and an air conditioner outer machine fan is an axial flow type running fan. The "axial flow" is so called because the gas flows parallel to the fan axis. Axial flow fans are typically used in applications where flow requirements are high and pressure requirements are low. The axial fan fixes the position and moves the air. The axial flow fan mainly comprises a fan impeller and a casing, and is simple in structure but high in data requirement.
However, in terms of noise, axial flow fans have obvious disadvantages, one is that the axial flow fans easily generate low-frequency sound, namely common humming sound, noise pollution is easily caused, the working environment is influenced, long-time work is not facilitated, how to reduce vibration and noise also becomes a difficult problem in the industry, and the other is that when a plurality of axial flow fans are used, the flow guide effect is poor, and further, the energy conversion rate is low.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem lie in overcoming prior art's vibrations defect such as great, noise pollution and water conservancy diversion effect difference, provide an axial fan flow guide device of making an uproar that falls. The noise-reducing and flow-guiding device of the axial flow fan has the characteristics of shock absorption, noise reduction, good flow-guiding effect and the like.
In order to achieve the above object, the utility model provides a following technical scheme: a noise-reducing and flow-guiding device of an axial flow fan comprises the axial flow fan and a base, wherein the axial flow fan is arranged above the base, a sleeve shell is arranged above the base, fixed frames are fixedly arranged on the outer walls of the top parts of left and right side plates of the base, a T-shaped rod is arranged in an inner cavity of the fixed frames, an installation screw hole is arranged on the outer wall of the bottom part of the sleeve shell, a thread matched with the installation screw hole is arranged on the outer wall of the top part of the T-shaped rod, the T-shaped rod is connected with the sleeve shell through the installation screw hole, a compression spring is fixedly arranged on the outer wall of the bottom part of the sleeve shell, the bottom end of the compression spring is fixedly connected with the outer wall of the top part of the fixed frame, the compression spring is sleeved on the outer wall of the T-shaped rod, a pin shaft is arranged on, the bottom fixed mounting of positioning spring has the locating piece, the constant head tank that matches with the locating piece is seted up to the top outer wall of fixture block, the inner chamber top wall fixed mounting of cover shell has the installation piece, the below of installation piece is provided with vertical spring, just the installation piece passes through vertical spring coupling axial fan.
Preferably, the honeycomb duct is installed in the bottom trompil of base, the honeycomb duct is tubaeform setting, just the top inner wall fixed mounting of honeycomb duct separates the net.
Preferably, the outer wall of the left side wall and the outer wall of the right side wall of the axial flow fan are both fixedly provided with a buffer plate, and the outer wall of the other side of the buffer plate is fixedly connected with the inner wall of the base.
Preferably, the top outer wall of the casing is equally divided into a plurality of air inlets.
Preferably, the inner wall of the draft tube is fixedly provided with a guide plate, and the guide plate is spirally arranged.
Preferably, the snap ring that corresponds is all installed to cover shell inner chamber roof and axial fan's top outer wall, the upper and lower both ends of vertical spring respectively with the joint between the snap ring.
Preferably, two vertical springs are used as one group, and four groups of vertical springs are symmetrically arranged by taking the center of the axial flow fan as a symmetry axis.
Preferably, the bottom end of the T-shaped rod is movably connected with the inner wall of the fixed frame through a sliding block.
Compared with the prior art, the beneficial effects of the utility model are that: the base and the casing can be installed through the arrangement of the compression spring and the fixing frame, so that the base and the casing can be buffered, the pressure generated during the operation of the axial flow fan is relieved, the noise pollution of the axial flow fan is further reduced, and the working environment is improved; the negative pressure effect of the axial flow fan can be increased through the arrangement of the horn-shaped guide pipe and the spiral guide plate in the guide pipe, the guide effect is greatly improved, and the energy conversion rate of the axial flow fan is improved; through the connection installation of vertical spring and locating piece between cover shell and the base, not only can improve the installation effectiveness of this device to the axial fan, the installation work of being convenient for to certain vibration/noise reduction's effect has. In conclusion, the axial flow fan of the device adopts the installation of the flow guide pipe, can obtain the required enough air quantity, improves the flow guide effect, can effectively reduce vibration and noise, makes good use of the advantages and avoids the disadvantages, can be applied to various fields, and improves the applicability of the device.
Drawings
FIG. 1 is an internal structural view of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention;
fig. 3 is an enlarged view of B of fig. 1 according to the present invention.
Reference numbers in the figures: 1. an axial flow fan; 2. a base; 3. a housing; 4. a buffer plate; 5. a fixing frame; 6. a T-shaped rod; 7. a compression spring; 8. mounting a screw hole; 9. a clamping block; 10. a pin shaft; 11. a positioning spring; 12. a limiting groove; 13. positioning blocks; 14. positioning a groove; 15. an air inlet; 16. mounting blocks; 17. a vertical spring; 18. a snap ring; 19. a flow guide pipe; 20. separating the net; 21. a baffle.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a noise-reducing and flow-guiding device of an axial flow fan comprises an axial flow fan 1 and a base 2, wherein the axial flow fan 1 is arranged above the base 2, buffer plates 4 are fixedly arranged outside the left side wall and the right side wall of the axial flow fan 1 respectively, the outer wall of the other side of each buffer plate 4 is fixedly connected with the inner wall of the base 2, the buffer plates 4 are connected, the damping effect between the base 2 and the axial flow fan 1 can be further improved, a sleeve shell 3 is arranged above the base 2, the outer wall of the top of the sleeve shell 3 is equally provided with an air inlet 15, the outer walls of the top of the left side plate and the right side plate of the base 2 are respectively and fixedly provided with a fixed frame 5, a T-shaped rod 6 is arranged in an inner cavity of the fixed frame 5, the outer wall of the bottom of the sleeve shell 3 is provided with an installation screw hole 8, the outer wall of the top, the bottom end of the compression spring 7 is fixedly connected with the outer wall of the top of the fixed frame 5, the compression spring 7 is sleeved on the outer wall of the T-shaped rod 6, the bottom end of the T-shaped rod 6 is movably connected with the inner wall of the fixed frame 5 through the sliding block, the base 2 and the casing 3 can be installed through the compression spring 7 and the fixed frame 5, and the base 2 and the casing 3 can be buffered, so that the pressure generated when the axial flow fan 1 works is relieved, the noise pollution of the axial flow fan 1 is reduced, and the working environment is improved; the left bottom end and the right bottom end of the casing 3 are respectively provided with a pin shaft 10, the outer wall of the pin shaft 10 is movably connected with a clamping block 9, the outer side wall of the base 2 is provided with a limiting groove 12, the inner wall of the top of the limiting groove 12 is fixedly provided with a positioning spring 11, the bottom of the positioning spring 11 is fixedly provided with a positioning block 13, the outer wall of the top of the clamping block 9 is provided with a positioning groove 14 matched with the positioning block 13, the top wall of the inner cavity of the casing 3 is fixedly provided with an installation block 16, a vertical spring 17 is arranged below the installation block 16, the installation block 16 is connected with the axial flow fan 1 through the vertical spring 17, two vertical springs 17 are taken as a group, four groups are symmetrically arranged by taking the center of the axial flow fan 1 as a symmetrical axis, the top wall of the inner cavity of the casing 3 and the outer wall of the top of the axial flow fan 1 are respectively provided, the device can improve the installation efficiency of the axial flow fan 1, is convenient to install, and has certain damping and noise reduction effects; honeycomb duct 19 is installed in the bottom trompil of base 2, honeycomb duct 19 is tubaeform setting, and honeycomb duct 19's top inner wall fixed mounting separates net 20, honeycomb duct 19's inner wall fixed mounting has guide plate 21, guide plate 21 is the heliciform installation, through tubaeform honeycomb duct 19, and its inside heliciform guide plate 21 sets up, can increase its axial fan 1's negative pressure effect, the water conservancy diversion effect improves greatly, axial fan 1's energy conversion rate has been improved.
The working principle of the utility model is that firstly, an axial flow fan 1 is arranged on a base 2, a sleeve 3 is arranged above the base 2, then the base 2 is connected with the sleeve 3, corresponding snap rings 18 are arranged on the top wall of the inner cavity of the sleeve 3 and the outer wall of the top of the axial flow fan 1, the upper end and the lower end of a vertical spring 17 are respectively clamped between the snap rings 18, then, an installation screw hole 8 is arranged on the outer wall of the bottom of the sleeve 3, a thread matched with the installation screw hole 8 is arranged on the outer wall of the top of a T-shaped rod 6, further, the T-shaped rod 6 can be arranged below the sleeve 3 through the installation screw hole 8, a compression spring 7 is sleeved on the outer wall of the T-shaped rod 6, the buffer between the base 2 and the sleeve 3 can be carried out, the fixture block 9 is rotated through a pin shaft 10, the fixture block 9 enters a limiting, the positioning block 13 can be inserted into the positioning groove 14, so that the installation of the external structure of the axial flow fan 1 is completed; when the axial flow fan 1 works and generates vibration and noise, the vertical spring 17 and the positioning spring 11 can be correspondingly compressed or reset by connecting and installing the casing 3 and the base 2 through the vertical spring 17 and the positioning block 13, so that the installation efficiency of the device on the axial flow fan 1 can be improved, the installation work is convenient, and certain vibration and noise reduction effects are achieved; the axial flow fan 1 is turned on through an external power switch, the axial flow fan 1 can convert the air quantity, the negative pressure effect of the axial flow fan 1 can be increased through the horn-shaped guide pipe 19 and the spiral guide plate 21 in the axial flow fan 1, the guide effect is greatly improved, and the energy conversion rate of the axial flow fan 1 is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an axial fan guiding device of making an uproar that falls, includes axial fan (1) and base (2), its characterized in that: the axial flow fan (1) is arranged above the base (2), a sleeve shell (3) is arranged above the base (2), fixed frames (5) are fixedly arranged on the outer walls of the top of the left side plate and the right side plate of the base (2), a T-shaped rod (6) is arranged in an inner cavity of each fixed frame (5), an installation screw hole (8) is formed in the outer wall of the bottom of the sleeve shell (3), threads matched with the installation screw hole (8) are formed in the outer wall of the top of each T-shaped rod (6), the T-shaped rod (6) is connected with the sleeve shell (3) through the installation screw hole (8), a compression spring (7) is fixedly arranged on the outer wall of the bottom of the sleeve shell (3), the bottom of the compression spring (7) is fixedly connected with the outer wall of the top of the fixed frame (5), the compression spring (7) is sleeved on the outer wall of the T-shaped rod (, the outer wall swing joint of round pin axle (10) has fixture block (9), spacing groove (12) have been seted up to the outside lateral wall of base (2), the top inner wall fixed mounting of spacing groove (12) has positioning spring (11), the bottom fixed mounting of positioning spring (11) has locating piece (13), constant head tank (14) that match with locating piece (13) are seted up to the top outer wall of fixture block (9), the inner chamber top wall fixed mounting of cover shell (3) has installation piece (16), the below of installation piece (16) is provided with vertical spring (17), just axial fan (1) is connected through vertical spring (17) in installation piece (16).
2. The axial flow fan noise reduction and flow guide device according to claim 1, characterized in that: honeycomb duct (19) are installed to the bottom trompil of base (2), honeycomb duct (19) are tubaeform setting, just the top inner wall fixed mounting of honeycomb duct (19) separates net (20).
3. The axial flow fan noise reduction and flow guide device according to claim 1, characterized in that: the outer equal fixed mounting of the left and right sides lateral wall of axial fan (1) has buffer board (4), the inner wall of opposite side outer wall fixed connection base (2) of buffer board (4).
4. The axial flow fan noise reduction and flow guide device according to claim 1, characterized in that: and air inlets (15) are formed in the outer wall of the top of the shell (3) in equal intervals.
5. The axial flow fan noise reduction and flow guide device according to claim 2, characterized in that: the inner wall fixed mounting of honeycomb duct (19) has guide plate (21), guide plate (21) are the heliciform installation.
6. The axial flow fan noise reduction and flow guide device according to claim 1, characterized in that: the top wall of the inner cavity of the shell (3) and the outer wall of the top of the axial flow fan (1) are respectively provided with a corresponding clamping ring (18), and the upper end and the lower end of the vertical spring (17) are respectively connected with the clamping rings (18) in a clamping manner.
7. The axial flow fan noise reduction and flow guide device according to claim 6, characterized in that: two vertical springs (17) are used as one group, and four groups are symmetrically arranged by taking the center of the axial flow fan (1) as a symmetrical axis.
8. The axial flow fan noise reduction and flow guide device according to claim 1, characterized in that: the bottom end of the T-shaped rod (6) is movably connected with the inner wall of the fixed frame (5) through a sliding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920730011.3U CN210068588U (en) | 2019-05-21 | 2019-05-21 | Axial fan flow guiding device that makes an uproar that falls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920730011.3U CN210068588U (en) | 2019-05-21 | 2019-05-21 | Axial fan flow guiding device that makes an uproar that falls |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210068588U true CN210068588U (en) | 2020-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920730011.3U Expired - Fee Related CN210068588U (en) | 2019-05-21 | 2019-05-21 | Axial fan flow guiding device that makes an uproar that falls |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210068588U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111517032A (en) * | 2020-04-30 | 2020-08-11 | 浙江省肿瘤医院 | Garbage can with buffer device |
| CN112682169A (en) * | 2020-12-24 | 2021-04-20 | 江苏星光发电设备有限公司 | Box structure of ultra-low noise diesel generating set |
| CN115523161A (en) * | 2022-11-28 | 2022-12-27 | 佛山市南海九洲普惠风机有限公司 | Low-pressure axial flow fan |
-
2019
- 2019-05-21 CN CN201920730011.3U patent/CN210068588U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111517032A (en) * | 2020-04-30 | 2020-08-11 | 浙江省肿瘤医院 | Garbage can with buffer device |
| CN112682169A (en) * | 2020-12-24 | 2021-04-20 | 江苏星光发电设备有限公司 | Box structure of ultra-low noise diesel generating set |
| CN115523161A (en) * | 2022-11-28 | 2022-12-27 | 佛山市南海九洲普惠风机有限公司 | Low-pressure axial flow fan |
| CN115523161B (en) * | 2022-11-28 | 2023-03-10 | 佛山市南海九洲普惠风机有限公司 | Low-pressure axial flow fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 324200 Changshan Industrial Park, Changshan County, Zhejiang, Quzhou Patentee after: Zhejiang Weibang fan Co., Ltd Address before: 324200 Changshan Industrial Park, Changshan County, Zhejiang, Quzhou Patentee before: CHANGSHAN VIBON FAN Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200214 Termination date: 20210521 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |