CN217002425U - Centrifugal fan with damping device at bottom - Google Patents
Centrifugal fan with damping device at bottom Download PDFInfo
- Publication number
- CN217002425U CN217002425U CN202220312666.0U CN202220312666U CN217002425U CN 217002425 U CN217002425 U CN 217002425U CN 202220312666 U CN202220312666 U CN 202220312666U CN 217002425 U CN217002425 U CN 217002425U
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- damping
- base
- centrifugal fan
- limiting
- fixedly connected
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- 238000013016 damping Methods 0.000 title claims abstract description 80
- 230000035939 shock Effects 0.000 claims abstract description 17
- 239000006096 absorbing agent Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 claims 4
- 230000000694 effects Effects 0.000 abstract description 22
- 238000000034 method Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 description 4
- 238000012856 packing Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of centrifugal fans, in particular to a centrifugal fan with a damping device at the bottom, which comprises a damping structure, wherein the damping structure comprises a damping pad fixedly connected to a mounting surface, a fixed base is fixedly connected to the upper end of the damping pad, a damping base is fixedly connected to the upper end of the fixed base, a limiting structure is arranged on two sides between the fixed base and the damping base, and the limiting structure is in limiting connection with the fixed base, the damping base and a centrifugal fan assembly, and has the advantages that: set up multiple shock-absorbing structure, can be more effectual reduce vibrations at the in-process of centrifugal fan work, increase the shock attenuation effect, and be provided with limit structure, can carry out the absorbing while, guarantee the stability of fan, prevent that fan and motor from rocking the influence and using in shock attenuation process, the noise that produces when can effectual reduction fan uses increases the protection effect to the surrounding environment.
Description
Technical Field
The utility model relates to the technical field of centrifugal fans, in particular to a centrifugal fan with a damping device at the bottom.
Background
The centrifugal fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy.
The centrifugal fan comprises a motor, a fan body, a damping device, a motor, a fan body, a damping structure, a damping device and a fan cover, wherein the motor and the fan body rotate to generate large vibration in the use process of the centrifugal fan, the vibration can affect the use effect of the motor and the fan, large noise can be generated to affect the surrounding environment, the vibration cannot be well reduced by the aid of the general damping structure, stability cannot be guaranteed in the damping process, and the use of the centrifugal fan can be affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a centrifugal fan with a damping device at the bottom so as to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a centrifugal fan with a damping device at the bottom comprises
The damping structure comprises a damping pad fixedly connected to the mounting surface, a fixed base is fixedly connected to the upper end of the damping pad, and the upper end of the fixed base is fixedly connected with the damping base;
the limiting structures are arranged on two sides between the fixed base and the damping base and are in limiting connection with the fixed base and the damping base; and
the centrifugal fan assembly comprises a centrifugal fan, a motor is connected to one side of the centrifugal fan in a transmission mode, a support frame is connected to the lower end of the centrifugal fan and the lower end of the motor in a supporting mode, and the support frame is fixedly connected to the upper end of the damping base.
Preferably, the shock pad passes through screw rod fixed connection on the mounting plane, screw rod fixed connection unable adjustment base is passed through to the shock pad upper end, a plurality of evenly distributed's of unable adjustment base upper end fixed connection bumper shock absorber, bumper shock absorber upper end fixed connection vibration damping mount.
Preferably, vibration damping mount includes the main part connecting plate, the connecting plate outside protrusion and downward bending type become the stop collar, the pot head forms limit structure in the unable adjustment base outside under the stop collar, limit structure still includes the locating part that unable adjustment base both sides upper end set up, the locating part upper end is passed vibration damping mount and is fastened spacingly through adjusting nut.
Preferably, the locating part includes the gag lever post, gag lever post lower extreme fixed connection is in unable adjustment base upper end both sides, gag lever post outside cover is equipped with supporting spring, the gag lever post upper end is passed the convex spacing cover of vibration damping mount side and is connected to the upper end, supporting spring supported connection is between vibration damping mount and unable adjustment base, the gag lever post upper end outside is provided with the screw thread, gag lever post upper end outside cover is equipped with the blotter, the blotter lower extreme is connected with the vibration damping mount contact, the gag lever post outside cover of blotter upper end is equipped with the packing ring, gag lever post outside threaded connection adjusting nut of packing ring upper end.
Compared with the prior art, the utility model has the beneficial effects that:
the multi-damping structure is arranged, so that vibration can be effectively reduced in the working process of the centrifugal fan, the damping effect is improved, the limit structure is arranged, the stability of the fan can be guaranteed while damping is performed, the influence of shaking of the fan and a motor on use in the damping process is prevented, noise generated when the fan is used can be effectively reduced, and the protection effect on the surrounding environment is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged schematic view of the structure at a in fig. 1.
In the figure: 1 vibration damping mount, 2 unable adjustment base, 3 shock attenuation pads, 4 centrifugal fan, 5 support frames, 6 connecting plates, 7 stop collars, 8 bumper shock absorbers, 9 locating parts, 10 gag lever posts, 11 supporting spring, 12 blotters, 13 packing rings, 14 adjusting nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 2, the present invention provides a technical solution: a centrifugal fan with a damping device at the bottom comprises
The damping structure comprises a damping pad 3 fixedly connected to the mounting surface, the upper end of the damping pad 3 is fixedly connected with a fixed base 2, and the upper end of the fixed base 2 is fixedly connected with a damping base 1;
the limiting structures are arranged on two sides between the fixed base 2 and the damping base 1 and are in limiting connection with the fixed base 2 and the damping base 1; and
the centrifugal fan assembly comprises a centrifugal fan 4, one side of the middle of the centrifugal fan 4 is in transmission connection with a motor, the centrifugal fan 4 and the lower end of the motor are in supporting connection with a supporting frame 5, and the supporting frame 5 is fixedly connected to the upper end of the damping base 1;
the damping pad 3 is fixedly connected to the mounting plane through a screw, the upper end of the damping pad 3 is fixedly connected with the fixed base 2 through the screw, the upper end of the fixed base 2 is fixedly connected with a plurality of uniformly distributed dampers 8, the upper end of each damper 8 is fixedly connected with the damping base 1, the contact collision between the fixed base 2 and the ground can be reduced through the damping pad 3, the damping effect is increased, the protection effect on the fixed base 2 can be improved, the service life of the fixed base 2 is prolonged, the vibration impact generated by the release fan 4 and transmitted by the damping base 1 can be buffered through the dampers 8, the damping effect is improved, the protection effect on the centrifugal fan 4 can be effectively increased, the noise generated during working is reduced, and the protection effect on the surrounding environment is increased;
the damping base 1 comprises a main body connecting plate 6, the outer side of the connecting plate 6 protrudes and is bent downwards to form a limiting sleeve 7, the lower end of the limiting sleeve 7 is sleeved on the outer side of the fixed base 2 to form a limiting structure, the limiting structure further comprises limiting parts 9 arranged at the upper ends of two sides of the fixed base 2, the upper ends of the limiting parts 9 penetrate through the damping base 1 and are fastened and limited through adjusting nuts 14, the centrifugal fan assembly can be installed and fixed at the upper end through the damping base 1, the installation convenience is improved, the stability of the centrifugal fan assembly after installation is improved, and the use effect is improved;
the limiting part 9 comprises a limiting rod 10, the lower end of the limiting rod 10 is fixedly connected with two sides of the upper end of a fixed base 2, a supporting spring 11 is sleeved outside the limiting rod 10, the upper end of the limiting rod 10 penetrates through the upper wall of a limiting sleeve 7 protruding from the side edge of a damping base 1 and is connected to the upper end, the supporting spring 11 is supported and connected between the damping base 1 and the fixed base 2, the outer side of the upper end of the limiting rod 10 is provided with a thread, the outer side of the upper end of the limiting rod 10 is sleeved with a cushion pad 12, the lower end of the cushion pad 12 is in contact connection with the damping base 1, the outer side of the limiting rod 10 at the upper end of the cushion pad 12 is sleeved with a gasket 13, the outer side of the limiting rod 10 at the upper end of the gasket 13 is in threaded connection with an adjusting nut 14, the position of a damping structure can be effectively limited through the limiting structure, the stability of the damping base 1 in the damping process is increased, the stability of a centrifugal fan assembly installed on the damping base 1 is ensured, and the use effect is prevented from being shaken, and can play and support the resilience effect, increase the shock attenuation effect to can adjust the movable length of gag lever post 10, with increase resilience performance or increase shock-absorbing capacity, increase the result of use.
The working principle is as follows: when the vibration damping device works, the vibration impact generated by the release fan 4 transmitted by the damping base 1 can be buffered through the damper 8, the damping effect is improved, the protection effect on the centrifugal fan 4 can be effectively increased, the noise generated during the work is reduced, the protection effect on the surrounding environment is increased, the centrifugal fan assembly can be installed and fixed at the upper end through the damping base 1, the installation convenience is increased, the stability of the centrifugal fan assembly after installation is improved, the use effect is improved, the position of the damping structure can be effectively limited through the limiting structure, the stability of the damping base 1 in the damping process is increased, the stability of the centrifugal fan assembly installed on the damping base 1 is ensured, the centrifugal fan assembly is prevented from shaking to influence the use effect, the supporting resilience effect can be played, the damping effect is increased, the movable length of the limiting rod 10 can be adjusted, the resilience performance is increased or the buffering performance is increased, the use effect is increased.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a bottom has damping device's centrifugal fan which characterized in that: comprises that
The shock absorption structure comprises a shock absorption pad (3) fixedly connected to the mounting surface, the upper end of the shock absorption pad (3) is fixedly connected with a fixed base (2), and the upper end of the fixed base (2) is fixedly connected with a shock absorption base (1);
the limiting structures are arranged on two sides between the fixed base (2) and the damping base (1), and are in limiting connection with the fixed base (2) and the damping base (1); and
the centrifugal fan assembly comprises a centrifugal fan (4), a motor is connected to one side of the middle of the centrifugal fan (4) in a transmission mode, a support frame (5) is connected to the lower end of the centrifugal fan (4) and the lower end of the motor in a supporting mode, and the support frame (5) is fixedly connected to the upper end of the damping base (1).
2. A centrifugal fan with a vibration damper in the bottom thereof as claimed in claim 1, wherein: shock pad (3) are through screw rod fixed connection on the mounting plane, screw rod fixed connection unable adjustment base (2) are passed through to shock pad (3) upper end, a plurality of evenly distributed's of unable adjustment base (2) upper end fixed connection bumper shock absorber (8), bumper shock absorber (8) upper end fixed connection vibration damping mount (1).
3. A centrifugal fan with a vibration damper in the bottom thereof as claimed in claim 1, wherein: damping base (1) includes main part connecting plate (6), connecting plate (6) outside protrusion and downward bending type become stop collar (7), the pot head forms limit structure in unable adjustment base (2) outside under stop collar (7), limit structure still includes locating part (9) that unable adjustment base (2) both sides upper end set up, damping base (1) is passed and spacing through adjusting nut (14) fastening in locating part (9) upper end.
4. A centrifugal fan with a vibration damper in the bottom thereof as claimed in claim 3, wherein: the limiting piece (9) comprises a limiting rod (10), the lower end of the limiting rod (10) is fixedly connected with the two sides of the upper end of the fixed base (2), a supporting spring (11) is sleeved outside the limiting rod (10), the upper end of the limiting rod (10) penetrates through the upper wall of a limiting sleeve (7) protruding from the side edge of the damping base (1) and is connected to the upper end, the supporting spring (11) is supported and connected between the damping base (1) and the fixed base (2), the outer side of the upper end of the limiting rod (10) is provided with threads, the outer side of the upper end of the limiting rod (10) is sleeved with a cushion pad (12), the lower end of the cushion pad (12) is in contact connection with the damping base (1), a gasket (13) is sleeved on the outer side of a limiting rod (10) at the upper end of the cushion pad (12), and the outer side of the limiting rod (10) at the upper end of the washer (13) is in threaded connection with an adjusting nut (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220312666.0U CN217002425U (en) | 2022-02-16 | 2022-02-16 | Centrifugal fan with damping device at bottom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220312666.0U CN217002425U (en) | 2022-02-16 | 2022-02-16 | Centrifugal fan with damping device at bottom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217002425U true CN217002425U (en) | 2022-07-19 |
Family
ID=82392266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220312666.0U Expired - Fee Related CN217002425U (en) | 2022-02-16 | 2022-02-16 | Centrifugal fan with damping device at bottom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217002425U (en) |
-
2022
- 2022-02-16 CN CN202220312666.0U patent/CN217002425U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220719 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |