CN213298343U - Fan protection device - Google Patents
Fan protection device Download PDFInfo
- Publication number
- CN213298343U CN213298343U CN202022099824.2U CN202022099824U CN213298343U CN 213298343 U CN213298343 U CN 213298343U CN 202022099824 U CN202022099824 U CN 202022099824U CN 213298343 U CN213298343 U CN 213298343U
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- China
- Prior art keywords
- fan
- protection device
- hydraulic cylinder
- spring
- base
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a fan protection device, which comprises a base, side grooves, a first vibration damping mechanism and a second vibration damping mechanism, wherein two side grooves are arranged on the frame at two sides of the base, the first vibration damping mechanism comprises a spring, a mounting plate and a threaded rod, the spring is arranged inside two ends of the side grooves, the mounting plate is arranged above the spring, the mounting plate is fixed in the side grooves through the threaded rod, two support plates are welded at the middle part of the base, the second vibration damping mechanism comprises a hydraulic cylinder, a mandril, a sealing disc and a top plate, the hydraulic cylinder is fixed at the center of the upper surface of the support plate, the mandril is inserted at the center of the top of the hydraulic cylinder, the top and the bottom of the mandril are respectively fixed with the top plate and the sealing disc, the fan protection device combines two different vibration damping mechanisms, the impact force generated when vibration is absorbed by subsection, the vibration amplitude of the fan is shortened, the wind displacement caused, stability and work efficiency are improved, can avoid the fan internal component to cause not hard up problem because of the vibration simultaneously.
Description
Technical Field
The utility model relates to a fan field specifically is a fan protection device.
Background
The blower is a driven fluid machine, which increases the pressure of gas and discharges the gas by means of input mechanical energy. The fan is a Chinese habit short for gas compression and gas conveying machinery, and generally speaking, the fan comprises a ventilator, a blower and a wind driven generator, because the fan can vibrate during working, long-time and uninterrupted vibration easily causes wind displacement, so that the stability and the working efficiency are influenced, and meanwhile, elements in the fan are easy to loosen, so that a protection device needs to be arranged for the fan during installation.
To solve the above problems, we propose a fan protection device.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a fan protection device, in order to solve above-mentioned technical problem, the utility model provides a following technical scheme:
the utility model relates to a fan protection device, which comprises a base, two side grooves, a first vibration damping mechanism and a second vibration damping mechanism, wherein the two side grooves are arranged on the frame at the two sides of the base and used for limiting a mounting plate, the first vibration damping mechanism is arranged on the side grooves and comprises a spring, a mounting plate and a threaded rod, the spring is arranged inside the two ends of the side grooves, the mounting plate is arranged above the spring and is fixed in the side grooves through the threaded rod, so that the vibration damping can be conveniently carried out by the spring, two support plates are welded at the middle part of the base, a second vibration damping mechanism is arranged on the support plates and comprises a hydraulic cylinder, a mandril, a sealing disc and a top plate, a hydraulic cylinder is fixed at the center of the upper surface of the support plates, the mandril is inserted at the center of the top of the hydraulic cylinder, and a top plate and a sealing disc are respectively fixed at the upper end and the lower end of the mandril, the impact force generated when the vibration is absorbed by the hydraulic oil is facilitated.
Preferably, the jack has been seted up at the both ends of mounting panel, the threaded rod passes jack, spring and side slot, just the bottom of threaded rod is connected with the nut.
Preferably, two mounting holes are formed in the middle of the mounting plate.
Preferably, an oil filling pipe is arranged on the side wall of the hydraulic cylinder.
Preferably, a pair of supporting legs are welded at the bottoms of the two sides of the base.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the first vibration damping mechanism is arranged on the mounting plate, the elasticity of the spring is utilized to damp the vibration of the fan, and part of impact force is absorbed in one step; through being provided with two sets of second bradyseisms mechanism in the backup pad, utilize hydraulic oil to carry out bradyseism once more to the fan, further absorb the remaining impact force, combine together the bradyseism mechanism of two kinds of differences, impact force when the subsection absorbs the vibration shortens the vibration range of fan, avoids vibrating and leads to wind to shift, improves stability and work efficiency, can avoid the fan internals to cause not hard up problem because of the vibration simultaneously.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of a fan protection device of the present invention;
fig. 2 is a schematic view of a split structure of a first vibration damping mechanism in the present invention;
fig. 3 is a schematic structural view of the second cushioning mechanism of the present invention.
In the figure: 1. a base; 2. a side groove; 3. a spring; 4. mounting a plate; 5. a jack; 6. a threaded rod; 7. a support plate; 8. a hydraulic cylinder; 9. a top rod; 10. sealing the disc; 11. a top plate; 12. supporting legs; 13. mounting holes; 14. and an oil filling pipe.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Examples
As shown in figures 1-3, a fan protection device comprises a base 1, two side grooves 2, a first vibration damping mechanism and a second vibration damping mechanism, wherein the two side grooves 2 are respectively arranged on the side frames at two sides of the base 1 and used for limiting a mounting plate and increasing the firmness and stability of fan installation, the first vibration damping mechanism is arranged on the side grooves 2 and comprises springs 3, mounting plates 4 and threaded rods 6, the springs 3 are respectively arranged inside two ends of the side grooves 2, the mounting plates 4 are arranged above the springs 3 and are fixed in the side grooves 2 through the threaded rods 6, so that the springs 3 can absorb impact force conveniently, two support plates 7 are welded in the middle of the base 1, the second vibration damping mechanism is arranged on the support plates 7 and comprises hydraulic cylinders 8, ejector rods 9, sealing discs 10 and a top plate 11, the hydraulic cylinders 8 are fixed at the centers of the upper surfaces of the support plates 7, the top center of the hydraulic cylinder 8 is inserted with a mandril 9, and the upper end and the lower end of the mandril 9 are respectively fixed with a top plate 11 and a sealing disc 10, so that hydraulic oil can be conveniently utilized to buffer vibration and absorb impact force.
In this embodiment, jack 5 has been seted up at the both ends of mounting panel 4, and threaded rod 6 passes jack 5, spring 3 and limit groove 2, and the bottom of threaded rod 6 is connected with the nut, is convenient for firmly fix the fan on base 1.
In this embodiment, two mounting holes 13 are formed in the middle of the mounting plate 4 for fixing the fan.
In this embodiment, an oil filling pipe 14 is provided on a side wall of the hydraulic cylinder 8 for filling hydraulic oil.
In this embodiment, a pair of support legs 12 are welded to the bottom of the two sides of the base 1 for supporting the base 1.
The utility model discloses a principle and advantage: during installation, the threaded rod 6 is firstly inserted into the assembly holes at two ends of the jack 5, the spring 3 and the side groove 2 in sequence, the threaded rod penetrates out of the bottom of the side of the base 1, then the nut is screwed up for fixing, then the nut is screwed, the spring 3 is compressed to be in a semi-compressed state, then the fan is arranged on the base 1, the fan is fixed on the mounting plate 4 by using the bolt, then a proper amount of hydraulic oil is injected into the hydraulic cylinder 8 from the oil injection pipe 14 until the top plate 11 can be tightly propped against the bottom of the fan, finally the oil injection pipe 14 is sealed, so that the installation is completed, when the fan vibrates up and down, the spring 3 is compressed, the top plate 11 is pressed down, the spring 3 utilizes the elasticity of the spring to slow vibration the fan, partial impact force is absorbed in one step, when the top plate 11 is pressed down, the ejector rod 9 is driven to press down, so that the sealing disc 10 is driven to descend, make the increase of hydraulic oil internal pressure, highly reduce, further absorb the remaining impact force, shorten the range of vibration from top to bottom of fan, after the fan descends to the certain degree, accomplish the range of downward vibration promptly, the 3 bounce-backs of spring, hydraulic oil release pressure, jack-up the fan, because mounting panel 4 is firmly fixed, consequently, can restrict the range of fan vibration upwards, let the fan carry out the vibration of small-amplitude in limited space, combine together the slow vibration mechanism of two kinds of differences, impact force when vibration is fallen in the subsection absorption, shorten the vibration range of fan, improve stability and work efficiency, avoid vibrating and lead to wind to shift, can avoid the fan internals to cause not hard up problem because of the vibration simultaneously.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a fan protection device, includes base (1), limit groove (2), first slow vibration mechanism and second slow vibration mechanism, its characterized in that: the damping device is characterized in that two side grooves (2) are formed in the frames on two sides of the base (1), a first damping mechanism is arranged on each side groove (2) and comprises a spring (3), a mounting plate (4) and a threaded rod (6), the springs (3) are arranged inside two ends of each side groove (2), the mounting plate (4) is arranged above each spring (3), the mounting plates (4) are fixed in the side grooves (2) through the threaded rods (6), two supporting plates (7) are welded in the middle of the base (1), a second damping mechanism is arranged on each supporting plate (7) and comprises a hydraulic cylinder (8), a push rod (9), a sealing disc (10) and a top plate (11), the hydraulic cylinder (8) is fixed in the center of the upper surface of each supporting plate (7), and the push rod (9) is inserted in the center of the top of the hydraulic cylinder (8), and the upper end and the lower end of the ejector rod (9) are respectively fixed with a top plate (11) and a sealing disc (10).
2. The fan protection device of claim 1, wherein: jack (5) have been seted up at the both ends of mounting panel (4), jack (5), spring (3) and side slot (2) are passed in threaded rod (6), just the bottom of threaded rod (6) is connected with the nut.
3. The fan protection device of claim 1, wherein: two mounting holes (13) are formed in the middle of the mounting plate (4).
4. The fan protection device of claim 1, wherein: an oil filling pipe (14) is arranged on the side wall of the hydraulic cylinder (8).
5. The fan protection device of claim 1, wherein: a pair of supporting legs (12) are welded at the bottoms of the two sides of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022099824.2U CN213298343U (en) | 2020-09-23 | 2020-09-23 | Fan protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022099824.2U CN213298343U (en) | 2020-09-23 | 2020-09-23 | Fan protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213298343U true CN213298343U (en) | 2021-05-28 |
Family
ID=76032664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022099824.2U Expired - Fee Related CN213298343U (en) | 2020-09-23 | 2020-09-23 | Fan protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213298343U (en) |
-
2020
- 2020-09-23 CN CN202022099824.2U patent/CN213298343U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210528 |