CN109114045A - A kind of fan shock-absorbing denoising device - Google Patents
A kind of fan shock-absorbing denoising device Download PDFInfo
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- CN109114045A CN109114045A CN201810812504.1A CN201810812504A CN109114045A CN 109114045 A CN109114045 A CN 109114045A CN 201810812504 A CN201810812504 A CN 201810812504A CN 109114045 A CN109114045 A CN 109114045A
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- Prior art keywords
- hole
- sleeve
- main body
- periphery
- fan main
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A kind of fan shock-absorbing denoising device, including fan main body, several damping blocks are fixedly mounted in the periphery of fan main body, fan main body is externally provided with sleeve, fan main body is located in sleeve, and the centerline collineation of fan main body and sleeve, damping block is fixedly connected with the inner wall of sleeve respectively, the inner wall bottom of fan main body connects the lower end of first rotating shaft by bearing respectively, first rotating shaft is parallel to each other, the upper end of first rotating shaft is respectively fixedly connected with the bottom surface of wind deflector, and wind deflector is parallel to each other, and opens up several first through hole at the top of the periphery of fan main body.Present invention is particularly suitable for vessel operation cabin, driver's cabin and main cabins, make wind deflector reciprocally swinging by the vibration using fan main body, to change the direction of wind, the setting of driving lever can make the hunting range of arc-shaped rack become larger, to increase the swing angle of wind deflector, the sphere of action of fan main body can be made wider, the quantity of ship blower can be reduced, save cost.
Description
Technical field
The invention belongs to mechanical engineering field, specifically a kind of fan shock-absorbing denoising device.
Background technique
It is necessary to cabin reinforcing ventilation, ventilation, cooling, it is therefore desirable to configure wind to make ship work normally life
Machine, what is be most widely used now is exactly axial flow blower.But biggish vibration and noise can be generated when present axial flow blower operation,
Itself work and life of crewman is seriously affected, or even adverse effect is caused to the health of crewman.And generate the vibration of noise
Source is one of the root for causing Ship Structure fatigue damage, is made a big impact to the service life and safety of ship.So
It is badly in need of a set of effective vibration and noise reducing measure, reduces the vibration of the Ship Structure as caused by vibration source, reduces as caused by noise source
Airborne noise and structural noise.
Summary of the invention
The present invention provides a kind of fan shock-absorbing denoising device, to solve defect in the prior art.
The present invention is achieved by the following technical programs:
Several damping blocks, blower master is fixedly mounted in the periphery of a kind of fan shock-absorbing denoising device, including fan main body, fan main body
In vitro be equipped with sleeve, fan main body is located in sleeve, and the centerline collineation of fan main body and sleeve, damping block respectively with sleeve
Inner wall be fixedly connected, the inner wall bottom of fan main body connects the lower end of first rotating shaft by bearing respectively, and first rotating shaft is mutual
In parallel, the upper end of first rotating shaft is respectively fixedly connected with the bottom surface of wind deflector, and wind deflector is parallel to each other, at the top of the periphery of fan main body
Several first through hole are opened up, the top surface of wind deflector is respectively fixedly connected with the lower end of the second shaft, first through hole and the second shaft one
One is corresponding, and first through hole, respectively with the centerline collineation of corresponding second shaft, the periphery top of sleeve opens up several second
Through-hole, the second through-hole and first through hole correspond, and the second through-hole respectively with the centerline collineation of corresponding first through hole, often
The second shaft of root sequentially passes through corresponding first through hole and the second through-hole, and the periphery of the second shaft is connected by bearing correspond to respectively
First through hole and the second through-hole inner wall, sprocket wheel, one upper lateral part of periphery of sleeve is fixedly mounted in the upper end of the second shaft respectively
Same sprocket wheel is installed by strut and bearing, is connected between sprocket wheel by chain, sprocket wheel is respectively positioned in chain, and chain is distinguished
It is engaged simultaneously with chain, pilot hole is opened up at the top of the periphery of sleeve, pilot hole is located in front of the second through-hole, in pilot hole and sleeve
Portion communicates, and motion bar is equipped in pilot hole, and the periphery of motion bar and the inner wall of pilot hole are engaged, and motion bar can be along guiding
Hole slides up and down, and the lower end of motion bar is fixedly connected at the top of the periphery of fan main body, and the upper end of motion bar is hinged by hinged seat
One end of driving lever is connected, by the periphery top of hinged seat articulated connection sleeve, the top of sleeve is equipped with vertical for the side of driving lever
The first cylinder sleeve, the first cylinder sleeve is fixedly connected by fixed device with sleeve, equipped with first piston, first piston in the first cylinder sleeve
Periphery and the inner wall of the first cylinder sleeve be engaged, and first piston can be slided up and down along the first cylinder sleeve, the bottom of first piston
Face is fixedly connected with the upper end of first connecting rod, and the bottom surface of the first cylinder sleeve opens up third through-hole, and the lower end of first connecting rod is from third through-hole
It inside passes through, first connecting rod can be slided up and down along third through-hole, and the other end of driving lever is articulated and connected first connecting rod by hinged seat
Lower end, the top surface of the first cylinder sleeve is fixedly connected with the bottom surface of the second cylinder sleeve, and the inner wall top surface of the first cylinder sleeve opens up fourth hole,
The inner wall bottom surface side of two cylinder sleeves opens up same fourth hole, the centerline collineation of two fourth holes and inside communicates, and
Second piston is equipped in two cylinder sleeves, the periphery of second piston and the inner wall of the second cylinder sleeve are engaged, and second piston being capable of edge
Second jacket water smoothly moves, and the side of second piston is fixedly connected with one end of second connecting rod, and the side of the second cylinder sleeve opens up the 5th
The other end of through-hole, second connecting rod is passed through out of fifth hole, and second connecting rod can be slided along fifth hole level, second connecting rod
The other end be fixedly connected with the upper end of vertical bar, the periphery side of sleeve is articulated and connected the bottom of stripe board by mounting rack and articulated shaft
Face is fixedly connected with the concave surface of arc-shaped rack before stripe board, and the top surface back of stripe board opens up bar shaped through groove, the lower end of vertical bar
In bar shaped through groove, and the periphery of vertical bar and the inner wall of bar shaped through groove are engaged, the fixed peace in the top surface of outermost sprocket wheel
Cogged, the centerline collineation of gear and corresponding sprocket wheel, arc-shaped rack engage conjunction with gear.
A kind of fan shock-absorbing denoising device as described above, the periphery of the motion bar open up several vertical sliding slots,
Sliding slot is uniformly distributed in the periphery of motion bar, and several sliding blocks are fixedly mounted in the inner wall of pilot hole, and sliding block and sliding slot correspond, sliding
Block is located in corresponding sliding slot simultaneously respectively, and sliding block can be slided along corresponding sliding slot simultaneously respectively.
A kind of fan shock-absorbing denoising device as described above, the lower end of the motion bar is fixedly connected with the arc of arc panel
It is fixedly connected at the top of face, the concave surface of arc panel and the periphery of fan main body.
Mounting base, peace is fixedly mounted in a kind of fan shock-absorbing denoising device as described above, the periphery bottom of the sleeve
Rubber pad is fixedly mounted in the bottom surface for filling seat.
A kind of fan shock-absorbing denoising device as described above, the inner wall of the sleeve open up several annulars being parallel to each other
Groove.
A kind of fan shock-absorbing denoising device as described above, the arc-shaped rack and gear are UHMWPE material.
The invention has the advantages that in the use of the present invention, the vibration that fan main body work generates is able to drive on motion bar
Lower reciprocating movement, motion bar drive one end of driving lever to move back and forth up and down, since the side of driving lever is articulated and connected by hinged seat
At the top of the periphery of sleeve, therefore, the other end of driving lever is moved back and forth up and down centered on corresponding hinged seat, and the driving lever other end
Movement routine be greater than the movement routine of one end, the other end of driving lever is able to drive first connecting rod and vertically moves back and forth, when the
One connecting rod is able to drive first piston when moving down and moves down, due to passing through four-way between the first cylinder sleeve and the second cylinder sleeve
Hole communicates, therefore when first piston moves down, and is able to drive second piston to the movement of fourth hole direction, second piston band
Dynamic second connecting rod is moved into the second cylinder sleeve, and second connecting rod drives vertical bar mobile to the second cylinder sleeve direction, and vertical bar is able to drive item
Shape plate swings, and stripe board is able to drive arc-shaped rack and swings, and so as to drive gear reciprocating to rotate, gear can
Corresponding sprocket wheel reciprocating rotation is driven, is connected between sprocket wheel by a chain, thus all sprocket wheels synchronize movement in the same direction,
Sprocket wheel can drive corresponding second shaft reciprocating rotation simultaneously respectively, and the second shaft can drive respectively corresponding wind deflector past
Physical pendulum is dynamic, so as to change the direction for the wind that fan main body is blown out.Damping block is equipped between fan main body and sleeve of the present invention,
Damping block is butyl rubber, can greatly mitigate vibration when fan main body work by damping shock absorption, filter by its damping
Afterwards, noise waveform changes and weakens, to achieve the purpose that cut down noise；Present invention is particularly suitable for vessel operation cabin, drive
Room and main cabin make wind deflector reciprocally swinging by the vibration using fan main body, thus change the direction of wind, the setting energy of driving lever
So that the hunting range of arc-shaped rack is become larger, to increase the swing angle of wind deflector, the sphere of action of fan main body can be made
It is wider, the quantity of ship blower can be reduced, saves cost, and the swing of wind deflector does not expend extra power, more energy-saving ring
It protects；Two sides open up hinged groove respectively before driving lever, and the back side of hinged groove communicates with the outside world, and the articulated shaft of hinged seat can be from
It is passed through in corresponding hinged groove, and the articulated shaft of hinged seat can be slided along hinged groove level, when driving lever can be made to deflect in this way,
The operation of motion bar and first connecting rod is more smooth；Wind deflector is arranged in fan main body by first rotating shaft and the second shaft,
And first rotating shaft and the second shaft pass through bearing respectively and connect with fan main body, the operation stability of wind deflector is high；Pass through first
Mutual cooperation between cylinder sleeve, first piston, the second cylinder sleeve and second piston can play the effect of movement conversion, by first
The vertical of connecting rod moves back and forth the horizontal reciprocating movement for being changed into second connecting rod, moves noiseless generation in conversion process, avoids
Adverse effect, and the long service life of first piston and second piston are caused to the health of crewman, it is easily fabricated, do not have to warp
Often it is maintained, mitigates the labor intensity of relevant staff on ship, reduces use and maintenance cost of the invention.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is structural schematic diagram of the invention；Fig. 2 is the enlarged drawing of the A direction view of Fig. 1；Fig. 3 is I partial enlargement of Fig. 1
Figure；Fig. 4 is II partial enlarged view of Fig. 1.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
A kind of fan shock-absorbing denoising device, as shown, including fan main body 1, fan main body 1 is axial fan, wind
Several damping blocks 2 are fixedly mounted in the periphery of owner's body 1, and fan main body 1 is externally provided with sleeve 3, and fan main body 1 is located in sleeve 3, and
The centerline collineation of fan main body 1 and sleeve 3, damping block 2 are fixedly connected with the inner wall of sleeve 3 respectively, the inner wall of fan main body 1
Bottom connects the lower end of first rotating shaft 4 by bearing respectively, and first rotating shaft 4 is parallel to each other, and the upper end of first rotating shaft 4 is fixed respectively
The bottom surface of wind deflector 5 is connected, wind deflector 5 is respectively positioned on the flabellum rear of fan main body 1, and wind deflector 5 is parallel to each other, fan main body 1
Periphery at the top of open up several first through hole 6, the top surface of wind deflector 5 is respectively fixedly connected with the lower end of the second shaft 7, first through hole
6 and second shaft 7 correspond, and first through hole 6 respectively with the centerline collineation of corresponding second shaft 7, the periphery of sleeve 3
Top opens up several second through-holes 8, and the second through-hole 8 is corresponded with first through hole 6, and the second through-hole 8 is respectively with corresponding the
The centerline collineation of one through-hole 6, every second shaft 7 sequentially pass through corresponding first through hole 6 and the second through-hole 8, the second shaft 7
Periphery pass through the inner wall that bearing connects corresponding first through hole 6 and the second through-hole 8 respectively, the upper end of the second shaft 7 is solid respectively
Dingan County fills sprocket wheel 9, and one upper lateral part of periphery of sleeve 3 installs same sprocket wheel 9 by strut and bearing, passes through chain between sprocket wheel 9
Item 10 connects, and sprocket wheel 9 is respectively positioned in chain 10, and chain 9 is engaged with chain 10 simultaneously respectively, opens up at the top of the periphery of sleeve 3
Pilot hole 11, pilot hole 11 are located at 8 front of the second through-hole, communicate inside pilot hole 11 and sleeve 3, activity is equipped in pilot hole 11
Bar 12, the periphery of motion bar 12 and the inner wall of pilot hole 11 are engaged, and motion bar 12 can be slided up and down along pilot hole 11, living
The lower end of lever 12 is fixedly connected at the top of the periphery of fan main body 1, and the upper end of motion bar 12 is articulated and connected driving lever by hinged seat
15 one end, the side of driving lever 15 are articulated and connected at the top of the periphery of sleeve 3 by hinged seat, and the hinged seat on sleeve 3, which is located at, to be dialled
For bar 15 close to the side of motion bar 12, the top of sleeve 3 is equipped with the first vertical cylinder sleeve 16, and the first cylinder sleeve 16 passes through fixed device
It is fixedly connected with sleeve 3, is equipped with first piston 17, the inner wall of the periphery of first piston 17 and the first cylinder sleeve 16 in the first cylinder sleeve 16
It is engaged, and first piston 17 can be slided up and down along the first cylinder sleeve 16, the bottom surface of first piston 17 is fixedly connected with the first company
The upper end of bar 18, the bottom surface of the first cylinder sleeve 16 open up third through-hole 19, and the lower end of first connecting rod 18 is passed through out of third through-hole 19,
First connecting rod 18 can be slided up and down along third through-hole 19, and the other end of driving lever 15 passes through hinged seat articulated connection first connecting rod 18
Lower end, the top surface of the first cylinder sleeve 16 is fixedly connected with the bottom surface of the second cylinder sleeve 20, and the inner wall top surface of the first cylinder sleeve 16 opens up the 4th
Through-hole 21, the inner wall bottom surface side of the second cylinder sleeve 20 open up same fourth hole 21, and the center line of two fourth holes 21 is total
Line and inside communicates is equipped with second piston 22 in the second cylinder sleeve 20, and the periphery of second piston 22 and the inner wall of the second cylinder sleeve 20 connect
Touching cooperation, and second piston 22 can be along the horizontal sliding of the second cylinder sleeve 20, the side of second piston 22 is fixedly connected with second connecting rod
23 one end, the side of the second cylinder sleeve 20 open up fifth hole 24, and the other end of second connecting rod 23 is passed through out of fifth hole 24,
Second connecting rod 23 can be fixedly connected with the upper end of vertical bar 25, cover along the horizontal sliding of fifth hole 24, the other end of second connecting rod 23
The periphery side of cylinder 3 passes through the bottom surface of mounting rack and articulated shaft articulated connection stripe board 26, and articulated shaft is located at the bottom of stripe board 26
On front side of face, the concave surface of arc-shaped rack 27 is fixedly connected with before stripe board 26, the top surface back of stripe board 26 opens up bar shaped through groove
28, the lower end of vertical bar 25 is located in bar shaped through groove 28, and the periphery of vertical bar 25 and the inner wall of bar shaped through groove 28 are engaged, outermost
Gear 29, the centerline collineation of gear 29 and corresponding sprocket wheel 9, arc-shaped rack 27 and tooth is fixedly mounted in the top surface of the sprocket wheel 9 of side
29 engagement of wheel is closed.In the use of the present invention, the vibration that the work of fan main body 1 generates is able to drive motion bar 12 and up and down reciprocatingly moves
Dynamic, motion bar 12 drives one end of driving lever 15 to move back and forth up and down, and covers since the side of driving lever 15 is articulated and connected by hinged seat
At the top of the periphery of cylinder 3, therefore, the other end of driving lever 15 is moved back and forth up and down centered on corresponding hinged seat, and driving lever 15 is another
The movement routine of one end is greater than the movement routine of one end, and the other end of driving lever 15 is able to drive the vertical reciprocal shifting of first connecting rod 18
It is dynamic, it is able to drive first piston 17 when first connecting rod 18 moves down and moves down, due to the first cylinder sleeve 16 and the second cylinder sleeve
It is communicated between 20 by fourth hole 21, therefore when first piston 17 moves down, is able to drive second piston 22 to the 4th
21 direction of through-hole is mobile, and second piston 22 drives second connecting rod 23 to move into the second cylinder sleeve 20, and second connecting rod 23 drives vertical bar
25 is mobile to 20 direction of the second cylinder sleeve, and vertical bar 25 is able to drive stripe board 26 and swings, and stripe board 26 is able to drive arc-shaped gear
Item 27 swings, and so as to band 29 reciprocating rotation of moving gear, gear 29 is able to drive corresponding 9 reciprocating rotation of sprocket wheel, chain
It is connected between wheel 9 by a chain 20, thus all sprocket wheels 9 synchronize movement in the same direction, sprocket wheel 9 can drive simultaneously respectively
Corresponding second shaft, 7 reciprocating rotation, the second shaft 7 can drive corresponding 5 reciprocally swinging of wind deflector respectively, so as to change
Become the direction for the wind that fan main body 1 is blown out.Damping block 2 is equipped between fan main body 1 and sleeve 3 of the present invention, damping block 2 is butyl
Rubber can greatly mitigate vibration when fan main body 1 works by damping shock absorption, after its damping filtering, noise waveform
Change and weaken, to achieve the purpose that cut down noise；Present invention is particularly suitable for vessel operation cabin, driver's cabin and main cabins, lead to
Crossing makes 5 reciprocally swinging of wind deflector using the vibration of fan main body 1, to change the direction of wind, the setting of driving lever 15 can make arc
The hunting range of shape rack gear 27 becomes larger, to increase the swing angle of wind deflector 5, can make the sphere of action of fan main body 1 more
Extensively, the quantity of ship blower can be reduced, saves cost, and the swing of wind deflector 5 does not expend extra power, more energy-saving ring
It protects；Two sides open up hinged groove respectively before driving lever 15, and the back side of hinged groove communicates with the outside world, and the articulated shaft of hinged seat can
It is passed through out of corresponding hinged groove, and the articulated shaft of hinged seat can be slided along hinged groove level, can make driving lever 15 inclined in this way
When turning, the operation of motion bar 12 and first connecting rod 18 is more smooth；Wind deflector 5 is existed by first rotating shaft 4 and the setting of the second shaft 7
In fan main body 1, and first rotating shaft 4 and the second shaft 7 are connect by bearing with fan main body 1 respectively, and the operation of wind deflector 5 is steady
Qualitative height；Pass through the mutual cooperation between the first cylinder sleeve 16, first piston 17, the second cylinder sleeve 20 and second piston 22, Neng Gouqi
To the effect of movement conversion, the vertical reciprocating motion of first connecting rod 18 is changed into the horizontal reciprocating movement of second connecting rod 23, fortune
Noiseless generation during turn is changed, avoids causing the health of crewman adverse effect, and first piston 17 and second is lived
The long service life of plug 22, easily fabricated, without often maintaining to it, the labour for mitigating relevant staff on ship is strong
Degree, reduces use and maintenance cost of the invention.
Specifically, in order to further enhance the operation stability of motion bar 12, motion bar 12 described in the present embodiment
Periphery opens up several vertical sliding slots 13, and sliding slot 13 is uniformly distributed in the periphery of motion bar 12, the fixed peace of the inner wall of pilot hole 11
Several sliding blocks 14 are filled, sliding block 14 and sliding slot 13 correspond, and sliding block 14 is located in corresponding sliding slot 13 simultaneously respectively, 14 energy of sliding block
Enough slided simultaneously along corresponding sliding slot 13 respectively.The structure can make the operation of motion bar 12 more stable, the periphery of sliding block 14
It is engaged simultaneously with the inner wall of corresponding sliding slot 13 respectively, the frictional force between motion bar 12 and pilot hole 11 can be reduced,
The movement of motion bar 12 is more smooth.
Specifically, may result in the periphery local deformation of fan main body 1 after 12 long-time vertical motion of motion bar, being
Overcome the above problem, the lower end of motion bar 12 described in the present embodiment is fixedly connected with the cambered surface of arc panel 30, arc panel 30
It is fixedly connected at the top of concave surface and the periphery of fan main body 1.The structure can increase the contact surface of motion bar 12 Yu fan main body 1
Product, in case the periphery of fan main body 1 deforms, after working long hours so as to enhance structural strength of the invention.
Further, of the invention for the ease of installation, installation is fixedly mounted in the periphery bottom of sleeve 3 described in the present embodiment
Rubber pad is fixedly mounted in the bottom surface of seat 31, mounting base 31.The structure can be convenient for installation of the invention, pass through mounting base 31 and ship
Body connection is more convenient, and rubber pad can further mitigate the vibration generated when fan main body 1 works.
Further, in order to promote noise reduction effect, the inner wall of sleeve 3 described in the present embodiment opens up several be parallel to each other
Annular groove.The structure is able to extend the path of sound wave, the energy that consumption sound wave is contained, to reach better noise reduction effect
Fruit.
Further, in order to reduce the noise generated when the invention works, 27 He of arc-shaped rack described in the present embodiment
Gear 29 is UHMWPE(ultra-high molecular weight polyethylene) material.UHMEPE is due to physical and mechanical property is excellent as engineering plastic
Material application, and the gear noise of UHMEPE is smaller, and biggish noise will not be generated in the course of work of the present invention.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (6)
1. a kind of fan shock-absorbing denoising device, it is characterised in that: including fan main body (1), the fixed peace in the periphery of fan main body (1)
It fills several damping blocks (2), fan main body (1) is externally provided with sleeve (3), and fan main body (1) is located in sleeve (3), and fan main body
(1) with the centerline collineation of sleeve (3), damping block (2) is fixedly connected with the inner wall of sleeve (3) respectively, fan main body (1) it is interior
Wall bottom is respectively by the lower end of bearing connection first rotating shaft (4), and first rotating shaft (4) is parallel to each other, the upper end of first rotating shaft (4)
It is respectively fixedly connected with the bottom surface of wind deflector (5), wind deflector (5) is parallel to each other, and several the are opened up at the top of the periphery of fan main body (1)
One through-hole (6), the top surface of wind deflector (5) are respectively fixedly connected with the lower end of the second shaft (7), first through hole (6) and the second shaft
(7) it corresponds, and first through hole (6), respectively with the centerline collineation of corresponding second shaft (7), the periphery of sleeve (3) is pushed up
Portion opens up several second through-holes (8), and the second through-hole (8) and first through hole (6) correspond, and the second through-hole (8) respectively with it is right
The centerline collineation for the first through hole (6) answered, every second shaft (7) sequentially pass through corresponding first through hole (6) and second and lead to
Hole (8), the periphery of the second shaft (7) pass through the inner wall that bearing connects corresponding first through hole (6) and the second through-hole (8) respectively,
The upper end of second shaft (7) is fixedly mounted sprocket wheel (9) respectively, and one upper lateral part of periphery of sleeve (3) is installed by strut and bearing
Same sprocket wheel (9) is connected by chain (10) between sprocket wheel (9), and sprocket wheel (9) is respectively positioned in chain (10), and chain (9) point
It does not engage, is opened up pilot hole (11) at the top of the periphery of sleeve (3), pilot hole (11) is located at the second through-hole with chain (10) not simultaneously
(8) it is communicated inside front, pilot hole (11) and sleeve (3), is equipped with motion bar (12) in pilot hole (11), outside motion bar (12)
Week and the inner wall of pilot hole (11) are engaged, and motion bar (12) can be slided up and down along pilot hole (11), motion bar (12)
Lower end is fixedly connected at the top of the periphery of fan main body (1), and the upper end of motion bar (12) is articulated and connected driving lever (15) by hinged seat
One end, at the top of the periphery of the side of driving lever (15) by hinged seat articulated connection sleeve (3), the top of sleeve (3) is equipped with perpendicular
To the first cylinder sleeve (16), the first cylinder sleeve (16) passes through fixed device and is fixedly connected with sleeve (3), and the first cylinder sleeve (16) is interior to be equipped with
First piston (17), the periphery of first piston (17) and the inner wall of the first cylinder sleeve (16) are engaged, and first piston (17) energy
Enough to slide up and down along the first cylinder sleeve (16), the bottom surface of first piston (17) is fixedly connected with the upper end of first connecting rod (18), the first cylinder
The bottom surface of set (16) opens up third through-hole (19), and the lower end of first connecting rod (18) is passed through out of third through-hole (19), first connecting rod
(18) it can be slided up and down along third through-hole (19), the other end of driving lever (15) is articulated and connected first connecting rod (18) by hinged seat
Lower end, the top surface of the first cylinder sleeve (16) is fixedly connected with the bottom surface of the second cylinder sleeve (20), and the inner wall top surface of the first cylinder sleeve (16) is opened
If fourth hole (21), the inner wall bottom surface side of the second cylinder sleeve (20) opens up same fourth hole (21), two fourth holes
(21) centerline collineation and inside communicates, and is equipped with second piston (22) in the second cylinder sleeve (20), the periphery of second piston (22)
It is engaged with the inner wall of the second cylinder sleeve (20), and second piston (22) can be along the horizontal sliding of the second cylinder sleeve (20), second is living
The side of plug (22) is fixedly connected with one end of second connecting rod (23), and the side of the second cylinder sleeve (20) opens up fifth hole (24), the
The other end of two connecting rods (23) is passed through out of fifth hole (24), and second connecting rod (23) can be horizontal sliding along fifth hole (24)
Dynamic, the other end of second connecting rod (23) is fixedly connected with the upper end of vertical bar (25), and the periphery side of sleeve (3) passes through mounting rack and hinge
Spindle is articulated and connected the bottom surface of stripe board (26), and the concave surface of arc-shaped rack (27), bar shaped are fixedly connected with before stripe board (26)
The top surface back of plate (26) opens up bar shaped through groove (28), and the lower end of vertical bar (25) is located in bar shaped through groove (28), and vertical bar (25)
Periphery and the inner wall of bar shaped through groove (28) be engaged, gear (29) are fixedly mounted in the top surface of outermost sprocket wheel (9), gear
(29) with the centerline collineation of corresponding sprocket wheel (9), arc-shaped rack (27) engages conjunction with gear (29).
2. a kind of fan shock-absorbing denoising device according to claim 1, it is characterised in that: outside the motion bar (12)
The several vertical sliding slots (13) of Zhou Kaishe, sliding slot (13) are uniformly distributed in the periphery of motion bar (12), the inner wall of pilot hole (11)
It is fixedly mounted several sliding blocks (14), sliding block (14) and sliding slot (13) correspond, and sliding block (14) is located at corresponding cunning simultaneously respectively
In slot (13), sliding block (14) can be slided along corresponding sliding slot (13) simultaneously respectively.
3. a kind of fan shock-absorbing denoising device according to claim 1, it is characterised in that: under the motion bar (12)
End is fixedly connected with the cambered surface of arc panel (30), is fixedly connected at the top of the concave surface of arc panel (30) and the periphery of fan main body (1).
4. a kind of fan shock-absorbing denoising device according to claim 1, it is characterised in that: the periphery of the sleeve (3)
Mounting base (31) are fixedly mounted in bottom, and rubber pad is fixedly mounted in the bottom surface of mounting base (31).
5. a kind of fan shock-absorbing denoising device according to claim 1, it is characterised in that: the inner wall of the sleeve (3)
Open up several annular grooves being parallel to each other.
6. a kind of fan shock-absorbing denoising device according to claim 1, it is characterised in that: the arc-shaped rack (27) and
Gear (29) is UHMWPE material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810812504.1A CN109114045B (en) | 2018-07-23 | 2018-07-23 | Fan vibration/noise reduction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810812504.1A CN109114045B (en) | 2018-07-23 | 2018-07-23 | Fan vibration/noise reduction device |
Publications (2)
| Publication Number | Publication Date |
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| CN109114045A true CN109114045A (en) | 2019-01-01 |
| CN109114045B CN109114045B (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810812504.1A Active CN109114045B (en) | 2018-07-23 | 2018-07-23 | Fan vibration/noise reduction device |
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| Country | Link |
|---|---|
| CN (1) | CN109114045B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016089820A (en) * | 2014-11-03 | 2016-05-23 | 株式会社デンソー | Blower device |
| JP2016205176A (en) * | 2015-04-17 | 2016-12-08 | シャープ株式会社 | Blower module and air stream type clothing |
| CN207033480U (en) * | 2017-08-16 | 2018-02-23 | 重庆工业职业技术学院 | Exhaust system for constructing tunnel |
| CN207212770U (en) * | 2017-07-10 | 2018-04-10 | 绍兴上虞方圆风机有限公司 | A kind of blower fan with shock-absorbing function |
| CN207420984U (en) * | 2017-11-22 | 2018-05-29 | 佛山静凉空调环保设备有限公司 | A kind of lightweight wind turbine for possessing damping and noise reduction |
-
2018
- 2018-07-23 CN CN201810812504.1A patent/CN109114045B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016089820A (en) * | 2014-11-03 | 2016-05-23 | 株式会社デンソー | Blower device |
| JP2016205176A (en) * | 2015-04-17 | 2016-12-08 | シャープ株式会社 | Blower module and air stream type clothing |
| CN207212770U (en) * | 2017-07-10 | 2018-04-10 | 绍兴上虞方圆风机有限公司 | A kind of blower fan with shock-absorbing function |
| CN207033480U (en) * | 2017-08-16 | 2018-02-23 | 重庆工业职业技术学院 | Exhaust system for constructing tunnel |
| CN207420984U (en) * | 2017-11-22 | 2018-05-29 | 佛山静凉空调环保设备有限公司 | A kind of lightweight wind turbine for possessing damping and noise reduction |
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| Publication number | Publication date |
|---|---|
| CN109114045B (en) | 2019-12-31 |
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