CN109737581A - One kind can adjust the dedicated blinds of air quantity circular duct - Google Patents
One kind can adjust the dedicated blinds of air quantity circular duct Download PDFInfo
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- CN109737581A CN109737581A CN201811528138.3A CN201811528138A CN109737581A CN 109737581 A CN109737581 A CN 109737581A CN 201811528138 A CN201811528138 A CN 201811528138A CN 109737581 A CN109737581 A CN 109737581A
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Abstract
The invention discloses one kind can adjust the dedicated blinds of air quantity circular duct, specifically includes that the ventilation opening for being provided with air hose side wall；Several are arranged along the duct length direction, and the blade for closing the ventilation opening；The both ends of the blade are cooperated by axis and the air hose side wall；Any end of each blade is equipped with open and close control mechanism.And blade is adjusted by the open and close control mechanism, to achieve the purpose that control air force.
Description
Technical field
The present invention relates to apparatus of air conditioning technical fields, and in particular to one kind can adjust air quantity circular duct dedicated hundred
Leaf.
Background technique
Since process velocity is fast, windage is small to be widely applied circular duct by market.But increase blinds on circular duct,
Since the arcuate structure of circular duct needs to increase by three ports to increase air grille.If directly adding arc in circular duct
The problem of air grille faces arc multivane mouth without switch again, and air grille air quantity can not be adjusted.
Summary of the invention
The purpose of the present invention is to provide one kind can adjust the dedicated blinds of air quantity circular duct, pass through regulating mechanism pair
Blade is adjusted, to achieve the purpose that control air force.
To achieve the above object, the invention provides the following technical scheme: one kind can adjust the dedicated blinds of air quantity circular duct,
It is characterised by comprising: being provided with the ventilation opening of air hose side wall；Several are arranged along the duct length direction, and for sealing
Close the blade of the ventilation opening；The both ends of the blade are cooperated by axis and the air hose side wall；Each blade it is any
One end is equipped with open and close control mechanism.
Preferably, the open and close control mechanism includes driving device and controls each leaf by the driving device
The linkage that piece is overturn together.
Preferably, the linkage is the gear that each flabellum phase the same end is arranged in, and adjacent two panels is fanned
The gear of leaf is intermeshed.
Preferably, the driving device includes the adjusting rod being arranged inside the air hose by bearing fit, and described
Corresponding the told adjusting rod of air hose side wall is equipped with the adjustment hole of perforation；The adjusting rod is in the outside not with the bearing overlapping region
Surface is equipped with screw thread, and is additionally provided with through the nut being threadedly engaged on the adjusting rod；It further include drive rod, it is described
The arbitrary one end of drive rod and the nut outer wall are hinged, and one end far from the nut of the drive rod and any one
The position of gear disalignment is hinged.
It preferably, further include air port outline border, the air port outline border outside the air hose by being embedded in the ventilation opening；And
And the air port outline border is equipped with the axle sleeve of corresponding each axis.
Preferably, the bearing is fixed at the air port outline border close to the side of the air hose, and corresponds to any two
Between a adjacent gear；It cuts with scissors at the position of gear disalignment of the nut by drive rod and close to the adjusting rod two sides
It connects.
Preferably, the adjusting rod is equipped with adjusting knob towards one end outside the air hose.
Preferably, the air port outline border is equipped with the mounting hole of multiple perforations.
Preferably, the bearing by arrange from top to bottom connector, pressure disc, more set damping fin component, slider and
Bracing ring composition；The pressure disc is connect by connector with the shaft of the bearing, and three's coaxial line is fixed together；A set of resistance
Buddhist nun's piece component is bonded to form the variable carrying watt component of a set of step height with a piece of fixation watt, and more set carrying watt components circumferentially fill
In on bracing ring, shared axial direction full payload；In terms of the direction of rotation of pressure disc, the damping fin component of every set carrying watt component
It is mounted on before fixed watt；Every set damping fin component mainly by damping fin, supporting pad, only pressing plate and spacer form, the resistance
Buddhist nun's piece fits with supporting pad, and the fixed pin and ejector pin that they are attached thereto respectively constrain in the plane of bracing ring；It is hindering
Annular spacing groove is opened up below Buddhist nun's piece outer wall, only pressing plate is placed in annular spacing groove, then is fixed on bracing ring by screw；Every
From piece setting only between pressing plate and bracing ring；The ejector pin and fixed pin, they are each passed through the exit orifice of supporting pad and interior
Be installed into behind hole in the matrix of damping fin and the blind hole of bracing ring, the blind hole of the matrix of the ejector pin and fixed pin and damping fin and
It is blind hole in clearance fit, with bracing ring between the exit orifice and inner hole of supporting pad for interference fit；The ejector pin and solid
Insulating materials is arranged in rationed marketing, outer wall, prevents conductive between damping fin and bracing ring；At the exit orifice and inner hole of the supporting pad
In in the symmetrical center line of supporting pad, the supporting pad is overlapped with the symmetrical center line of both damping fins when assembly, makes damping fin master
Do axial linear movement.
Preferably, the both ends of the nut are equipped with multiple kilocalorie teeth and lesser calorie tooth and the kilocalorie tooth is higher than the lesser calorie tooth；
And a mating groove is being opened up at the kilocalorie tooth so that the nut forms an elastic arm in kilocalorie tooth part；
The thread root of the nut is equipped with inclined-plane；It is equipped with groove close to two-end part on the outside of the nut, the groove outer is set
There is baffle, is provided with sliding piece in the groove；The inner edge of the sliding piece is protruding on the outside of nut described in lock banking stop
The opposite two sides of wall are connected and fixed connection hinged seat, and the hinged seat and drive rod are hinged close to one end of the nut.
Beneficial effects of the present invention: circular duct is mounted directly air draft blinds, and can be by hiding screw-type fine-tuning mode
Form adjust air quantity.Wherein open and close control mechanism may be provided in air hose, and outside only opens up a handle hole, therefore appearance does not have
There is any knob valve, so that air draft multivane mouth is more regular.
By above-mentioned setting, each flabellum is by gear-linked, when wherein any one flabellum or gear are sent out according to rachis
When raw rotation, overturn other flabellums together.In addition, being set by the tooth ratio to adjacent gear
It sets, can also be achieved each flabellum and overturn in the same angle or carry out ratio overturning in different angles；It simultaneously can also be adjacent
Gear between add transmission idle wheel, to realize that each flabellum is overturn in the same direction.
Above-mentioned driving device drives linkage by the screw-driven principle of adjusting rod, therefore when operation not
But it is laborsaving, also improve degree of regulation.In the driving device course of work, user is inserted into adjustment hole by tool outside air hose
Middle rotation adjusting lever, tool therein be adapted to according to adjusting club head, therefore can plug cooperate with adjusting rod, and energy
Torque is transmitted, such as: screwdriver, outer six square sets head.In adjusting rod rotary course, nut is according to thread rotary orientation in adjusting rod axis
To movement, gear is set to generate rotation by drive rod in moving process, far from similar crank link mechanism, each fan at this time
The rotation of blade root sawteeth wheel generates flip angle, so that variation be opened and closed to ventilation opening.
Package unit can be made in sheet-like structure by air port outline border, there is no need to conversion heads can fast be mounted on circle
In exhaust pipeline, so that construction is more quick, construction and finished product process time and cost are saved.
Adjusting rod improves transmission efficiency as close as possible to gear；Adjusting rod between two gears is by nut respectively to neighbour
Two close gears are driven, so that the lateral stressed equilibrium of adjusting rod, extends while reducing eccentric wear using the longevity
Life, the driving resistance also reduced.
Adjusting knob can be after Phillips-head screws cap six side's grooves etc. convenient for the structure of rotation, and in addition adjusting rotation is not
But it can be set and rotated inside air hose by being inserted into the specific purpose tool of adjustment hole, can also be extended outwardly through adjustment hole, and
Direct labor's rotation is carried out in the manual rotation capitiform formula of high frictional force.
Air port outline border is equipped with the mounting hole of multiple perforations, therefore the dedicated blinds of quantity-adjustable cylinder air hose can be in air hose
Outside opens up directly covering installation after ventilation hole, and by bolt, the modes such as nail grab are fixed, therefore reach installation side
Just firm purpose.
By above-mentioned setting, pressure disc is connect by connector with shaft, and three's coaxial line is fixed together.A set of damping
Piece component and a piece of fixed shoe are at a set of carrying watt component, more set carrying watt component shared axial direction full payloads.From pressure
The direction of rotation of disk sees that the damping fin component of every set carrying watt component is mounted on before fixed watt.The damping sheet matrix of damping fin
Lower surface be arranged two blind holes, be damping fin knock hole and damping fin fixed pin holes respectively.Support ring upper surface is correspondingly arranged
Two blind holes are bracing ring knock hole and bracing ring fixed pin holes respectively.The ejector pin and fixed pin are each passed through outside supporting pad
It is installed into behind hole and supporting pad inner hole in the blind hole of damping sheet matrix and support ring, wherein ejector pin and fixed pin and damping chip base
It is blind hole in clearance fit, with support ring between the blind hole of body and the through-hole of supporting pad for interference fit.This structure is
In order to carry out circumferential and radial limit to damping fin and supporting pad.Insulating materials is arranged in the outer wall of ejector pin and fixed pin, prevents from hindering
It is conductive between Buddhist nun's piece and bracing ring.Bearing is fallen along tile fragment when installing with axis horizontal direction in order to prevent, and damping fin is arranged
It is axially moved position limiting structure, specifically: annular spacing groove is opened up below damping fin outer wall, only pressing plate is placed on annular spacing groove
In, then be fixed on bracing ring by screw, stop to be provided with spacer between pressing plate and bracing ring, according to the axial direction of damping fin
Move distance needs to adjust the height of spacer.Countersunk head through-hole is set in the lower surface of bracing ring, the aperture is slightly larger than positioning spiral shell
Positioning spiro pit is arranged fixed watt of matrix lower surface in the diameter of nail, and positioning screw passes through countersunk head through-hole and is screwed into positioning threads
Kong Zhong completes the fixation to fixed watt.Damping fin fits with a fixed watt circumferential direction, forms step.Profit is driven after pressure disc spins
Sliding medium enters the gap of tile fragment and pressure disc, and lubricant medium first passes through damping fin and arrives fixed watt again.Lubricating liquid film is at two watts
Block region is all parallel, but since there is a step variation in the junction on two tile fragment surfaces, in order to keep the continuity of flowing
Condition must be set up pressure distribution in liquid film, to realize carrying.When load or revolving speed change, thickness of liquid film changes,
At this time in order to keep common ladder bearing still to possess maximum bearing capacity, then ladder height is required to change correspondingly, but common
The ladder height of ladder bearing has been fixed when designing and manufacturing completion, therefore common ladder bearing can only realize a work
The optimal carrying of condition point.For this purpose, the present invention proposes that a kind of damping fin by supporting pad support combines can be changed of being formed with fixed watt
Ladder.Supporting pad deforms after being pressurized, and the axial position of damping fin is changed, to change ladder height, when standing balance steps
Ladder is highly stable.After operating condition changes, supporting pad pressure changes, and deflection changes, the ladder height when standing balance
In new stationary value.In short, the ladder height of the structure can all have in a condition range with operating condition adaptive change
Optimal bearing capacity.In addition, the anamorphic effect of supporting pad, advantageously reduces the difference for bearing load between each watt, plays and carry
Effect improves the inclined ability of bearing renitency disk.Supporting pad inner hole and supporting pad exit orifice are in the symmetrical centre of supporting pad
On line.The basic characteristics of the embodiment are that supporting pad is overlapped with the symmetrical center line of damping fin, i.e., ejector pin and fixed pin are damping
In the symmetrical center line of piece.Therefore damping fin mainly does axial linear movement.Between supporting pad and the symmetrical center line of damping fin
There are an angles, this causes supporting pad carrying center to be not overlapped with the geometric center of damping fin, and there are a circumferential direction is inclined
The heart, this bias are conducive to damping fin and generate inclination.At this point, damping fin exists other than hierarchic structure forms dynamic pressure carrying liquid film
Self-adjustable inclination can be deformed using supporting pad in operation process, form hydrodynamic lubrication.Base of this embodiment in ladder bearing
The advantages of tilting-pad bearing is introduced on plinth, making bearing i.e. has outstanding bearing capacity, and improves stability, also obvious drop
The height of low common tilting thrust bearing.Supporting pad, material can use macromolecule viscoelastic damping material or study on intellectual damping material,
Selection and performance design are carried out according to operation environment, working condition and performance requirement, such as applies to expose in the seawater
Naval vessel bearing then needs to have preferable anti-seawater corrosion, impact resistance, creep resistance and long service life.Supporting pad performance
Design is mainly hardness and strength design.Fixed watt of surface layer and the surface layer of damping fin, selection also should according to application come
Fixed, such as oil lubrication Shi Changyong babbit, when water lubrication, is contemplated that using rubber, high molecular material or impregnated graphite.
Nut cooperates in retaining frame with adjusting rod, when nut is diverted away from the movement of adjusting rod direction according to adjusting rod rotation,
Active force is generated to kilocalorie tooth on the inside of retaining frame, so that the elastic arm connecting with kilocalorie tooth is generated flexible deformation, until lesser calorie tooth also connects
The inner sidewall of retaining frame is touched, elastic arm generates the deformation of distance, applies active force, kilocalorie tooth by reverse side of the kilocalorie tooth to installation screen
With the interaction force of retaining frame reverse side and, increase frictional force and adjusting rod rotary torsion can be offset, prevent adjusting rod from continuing
The nut for rotating and causing loosens, in addition the interaction force and frictional force of lesser calorie tooth and retaining frame inner sidewall, also prevent nut root
According to adjusting rod direction of rotation, with bearing excessively close to caused stuck phenomenon.
Detailed description of the invention
Fig. 1 is schematic internal view of the invention；
Fig. 2 is cross-section cutaway view of the present invention；
Fig. 3 is outside schematic diagram of the present invention；
Fig. 4 is inner side elevational view of the present invention；
Fig. 5 is bearing arrangement schematic diagram of the present invention；
Fig. 6 is nut structure diagram of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention is described in detail.
Fig. 1, Fig. 2, Fig. 3, Fig. 4 are please referred to, one kind can adjust the dedicated blinds of air quantity circular duct 1, which is characterized in that packet
It includes: being provided with the ventilation opening of 1 side wall of air hose；Several are arranged along 1 length direction of air hose, and described logical for activity closing
The blade 3 in air port；The both ends of the blade 3 are cooperated by axis and 1 side wall of air hose；Any end of each blade 3
Equipped with open and close control mechanism.
Circular duct 1 is mounted directly air draft blinds, and air quantity can be adjusted by way of hiding screw-type fine-tuning mode.Its
Middle open and close control mechanism may be provided in air hose 1, and outside only opens up a handle hole, therefore appearance does not have any knob valve, makes
It is more regular to obtain air draft multivane mouth.
As a preferred embodiment, the linkage is the gear 5 that each flabellum phase the same end is arranged in, and phase
The gear 5 of adjacent two panels flabellum is intermeshed.
By above-mentioned setting, each flabellum is linked by gear 5, when wherein any one flabellum or gear 5 are according to rachis 4
When rotating, overturn other flabellums together.In addition, passing through the tooth to adjacent gear 5
Than setting, it can also be achieved each flabellum and overturn in the same angle or carry out ratio overturning in different angles；It simultaneously can also be
Transmission idle wheel is added between adjacent gear 5, to realize that each flabellum is overturn in the same direction.
As a preferred embodiment, the driving device includes the adjusting rod being equipped with inside the air hose 1 by bearing 6
7, and corresponding the told adjusting rod 7 of 1 side wall of the air hose is equipped with the adjustment hole 8 of perforation；The adjusting rod 7 not with the bearing
The outer surface of 6 overlapping regions is equipped with screw thread, and is additionally provided with through the nut being threadedly engaged on the adjusting rod 7
10；It further include drive rod 11, the arbitrary one end of the drive rod 11 and 10 outer wall of nut are hinged, and the drive rod 11
The position of one end and any one 5 disalignment of gear far from the nut 10 is hinged.
Above-mentioned driving device drives linkage by the screw-driven principle of adjusting rod 7, therefore when operation
It is not only laborsaving, also improve degree of regulation.In the driving device course of work, user is inserted into tune by tool outside air hose 1
Rotation adjusting lever 7 in knothole 8, tool therein be adapted to according to 7 head of adjusting rod, therefore can plug with adjusting rod 7
Cooperation, and torque can be transmitted, such as: screwdriver, outer six square sets head.In 7 rotary course of adjusting rod, nut 10 is revolved according to screw thread
It is moved axially in adjusting rod 7, so that gear 5 is generated rotation by drive rod 11 in moving process, connected far from similar crank
Linkage, each flabellum generates flip angle, so that variation be opened and closed to ventilation opening according to the rotation of gear 5 at this time.
It preferably, further include air port outline border 12, the air port outline border 12 is by being embedded in the ventilation opening outside the air hose 1
It is interior；And the air port outline border 12 is equipped with the axle sleeve of corresponding each axis.
Package unit can be made in sheet-like structure by air port outline border 12, there is no need to conversion heads can fast be mounted on circle
Construction and finished product process time and cost are saved so that construction is more quick in 1 road of shape air-exhausting duct.
As a preferred embodiment, the bearing 6 is fixed at the air port outline border 12 close to the side of the air hose 1,
And it corresponds between the adjacent gear 5 of any two；The nut 10 is by drive rod 11 and close to the tooth of 7 two sides of adjusting rod
The position for taking turns 5 disalignments is hinged.
According to above-mentioned setting, open and close control mechanism is integrated with air port outline border 12, to facilitate installation and tune
Examination.In addition it can make adjusting rod 7 improve transmission efficiency as close as possible to gear 5；Adjusting rod 7 between two gears 5 passes through
Nut 10 respectively drives two neighbouring gears 5, so that the lateral stressed equilibrium of adjusting rod 7, reduces eccentric wear
Service life is extended simultaneously, the driving resistance also reduced.
As a preferred embodiment, the adjusting rod 7 is equipped with adjusting knob towards one end outside the air hose 1, adjusts rotation
Button can be six side's grooves etc. after Phillips-head screws cap and not only can be set convenient for the structure of rotation, in addition adjusting rotation in wind
It is rotated inside pipe 1 by being inserted into the specific purpose tool of adjustment hole 8, can also be extended outwardly through adjustment hole 8, and in high frictional force
Rotation capitiform formula carries out direct labor's rotation manually.
As a preferred embodiment, the air port outline border 12 is equipped with the mounting hole 14 of multiple perforations, therefore the quantity-adjustable
The dedicated blinds of cylinder air hose 1 can open up directly covering installation after ventilation hole on the outside of air hose 1, and pass through bolt, nail grab etc.
Mode is fixed, thus achieve the purpose that it is easy for installation firm.
According to Fig. 5, as a preferred embodiment, the bearing 6 is by the connector 21, pressure disc 22, more that arranges from top to bottom
23 component of damping fin, slider 24 and bracing ring 25 is covered to form；The pressure disc 22 passes through the shaft of connector 21 and the bearing 6
Connection, three's coaxial line are fixed together；A set of 23 component of damping fin be bonded with a piece of fixation watt to form a set of step height can
The carrying watt component of change, more set carrying watt components are circumferentially loaded on bracing ring 25, shared axial direction full payload；From pressure disc 22
Direction of rotation see that 23 component of damping fin of every set carrying watt component is mounted on before fixed watt；Every 23 component master of set damping fin
Will by damping fin 23, supporting pad 26, only pressing plate and spacer 28 form, the damping fin 23 fits with supporting pad 26, they
The fixed pin 29 and ejector pin 30 being attached thereto respectively constrain in the plane of bracing ring 25；It is opened up below 23 outer wall of damping fin
Annular spacing groove, only pressing plate is placed in annular spacing groove, then is fixed on bracing ring 25 by screw 27；The setting of spacer 28 exists
Only between pressing plate and bracing ring 25；The ejector pin 30 and fixed pin 29, they are each passed through the exit orifice and inner hole of supporting pad 26
It is installed into the matrix of damping fin 23 and the blind hole of bracing ring 25 afterwards, the matrix of the ejector pin 30 and fixed pin 29 and damping fin 23
Blind hole and supporting pad 26 exit orifice and inner hole between be clearance fit, with the blind hole on bracing ring 25 be interference fit；Institute
Insulating materials is arranged in the ejector pin 30 and fixed pin 29 stated, outer wall, prevents conductive between damping fin 23 and bracing ring 25；Described
The exit orifice and inner hole of supporting pad 26 are in the symmetrical center line of supporting pad 26, both the supporting pad 26 and damping fin 23 when assembly
Symmetrical center line be overlapped, so that damping fin 23 is mainly done axial linear movement.
By above-mentioned setting, pressure disc 22 is connect by connector 21 with shaft, and three's coaxial line is fixed together.It is a set of
23 component of damping fin and a piece of fixed shoe are at a set of carrying watt component, more set carrying watt component shared axial direction full payloads.
In terms of the direction of rotation of pressure disc 22,23 component of damping fin of every set carrying watt component is mounted on before fixed watt.Damping fin 23
23 matrix of damping fin lower surface be arranged two blind holes, be 23 fixed pin 29 of 23 ejector pin of damping fin, 30 hole and damping fin respectively
Hole.Support ring upper surface is correspondingly arranged two blind holes, is 29 hole of 25 ejector pin of bracing ring, 30 hole and 25 fixed pin of bracing ring respectively.Institute
State ejector pin 30 and fixed pin 29 be each passed through 26 inner hole of 26 exit orifice of supporting pad and supporting pad after be installed into 23 matrix of damping fin and branch
In the blind hole of carrier ring, wherein between the through-hole of the blind hole and supporting pad 26 of ejector pin 30 and fixed pin 29 and 23 matrix of damping fin
It is interference fit for the blind hole in clearance fit, with support ring.This structure is in order to damping fin 23 and the progress of supporting pad 26
Circumferential and radial limit.Insulating materials is arranged in the outer wall of ejector pin 30 and fixed pin 29, prevents between damping fin 23 and bracing ring 25
It is conductive.Bearing 6 is fallen along tile fragment when installing with axis horizontal direction in order to prevent, and the axial movement of setting damping fin 23 limits knot
Structure, specifically: annular spacing groove is opened up below 23 outer wall of damping fin, only pressing plate is placed in annular spacing groove, then by screw
27 are fixed on bracing ring 25, stop to be provided with spacer 28 between pressing plate and bracing ring 25, according to the axial direction of damping fin 23
Move distance needs to adjust the height of spacer 28.Countersunk head through-hole is set in the lower surface of bracing ring 25, the aperture is slightly larger than fixed
Positioning spiro pit is arranged fixed watt of matrix lower surface in the diameter of position screw, and positioning screw passes through countersunk head through-hole and is screwed into positioning
In threaded hole, the fixation to fixed watt is completed.Damping fin 23 fits with a fixed watt circumferential direction, forms step.Pressure disc 22 rotates
Lubricant medium is driven to enter the gap of tile fragment Yu pressure disc 22 afterwards, lubricant medium first passes through damping fin 23 and arrives fixed watt again.Lubrication
Liquid film is all parallel in two tile fragment regions, but since there is a step variation in the junction on two tile fragment surfaces, in order to keep
The condition of continuity of flowing must be set up pressure distribution in liquid film, to realize carrying.When load or revolving speed change, liquid film
Thickness changes, at this time in order to keep common ladder bearing 6 still to possess maximum bearing capacity, then require ladder height with
Change, but the ladder height of common ladder bearing 6 has been fixed when designing and manufacturing completion, therefore common ladder bearing
6 can only realize the optimal carrying an of operating point.For this purpose, the present invention proposes a kind of damping fin 23 supported by supporting pad 26 and solid
The variable ladder that fixed watt of combination is formed.Supporting pad 26 deforms after being pressurized, and the axial position of damping fin 23 is changed, to change rank
Terraced height, when standing balance, ladder is highly stable.After operating condition changes, 26 pressure of supporting pad changes, and deflection becomes
Change, when standing balance, ladder height is in new stationary value.In short, the ladder height of the structure can be with the adaptive strain of operating condition
Change, all has optimal bearing capacity in a condition range.In addition, the anamorphic effect of supporting pad 26, advantageously reduces each watt
Between bear the difference of load, play the role of load, the raising inclined ability of 6 renitency disk of bearing 22.26 inner hole of supporting pad
It is in 26 exit orifice of supporting pad in the symmetrical center line of supporting pad 26.The basic characteristics of the embodiment are supporting pad 26 and damping fin
23 symmetrical center line is overlapped, i.e. ejector pin 30 and fixed pin 29 is in the symmetrical center line of damping fin 23.Therefore damping fin 23 is main
Do axial linear movement.There are an angle between supporting pad 26 and the symmetrical center line of damping fin 23, this leads to supporting pad
26 carrying centers are not overlapped with the geometric center of damping fin 23, and circumferential eccentric there are one, and this bias is conducive to damp
Piece 23 generates inclination.At this point, damping fin 23 can utilize branch during operation other than hierarchic structure forms dynamic pressure carrying liquid film
Stake pad 26 deforms self-adjustable inclination, forms hydrodynamic lubrication.This embodiment introduces tilting bush on the basis of ladder bearing 6
The advantages of bearing 6, makes bearing 6 have outstanding bearing capacity, and improves stability, is also substantially reduced common tilting bush and pushes away
The height of power bearing 6.Supporting pad 26, material can use macromolecule viscoelastic damping material or study on intellectual damping material, according to ring
Border, working condition and performance requirement carry out selection and performance design, such as apply to the naval vessel bearing 6 of exposure in the seawater,
It then needs that there is preferable anti-seawater corrosion, impact resistance, creep resistance and long service life.26 performance design of supporting pad is main
It is designed for hardness and strength.Fixed watt of surface layer and the surface layer of damping fin 23, selection should also be determined according to application, such as
Oil lubrication Shi Changyong babbit, when water lubrication, are contemplated that using rubber, high molecular material or impregnated graphite.
According to Fig. 6, as a preferred embodiment, the both ends of the nut 10 be equipped with multiple kilocalorie teeth 33 and lesser calorie tooth 34,
And the kilocalorie tooth 33 is higher than the lesser calorie tooth 34；And a mating groove 35 is being opened up so that the spiral shell at the kilocalorie tooth 33
Mother 10 forms an elastic arm in 33 part of kilocalorie tooth；The thread root of the nut 10 is equipped with inclined-plane；The nut 10
Outside is equipped with groove close to two-end part, and the groove outer is equipped with baffle, sliding piece 36 is provided in the groove；Institute
The inner edge for the sliding piece 36 stated is protruding with the two sides that 10 lateral wall of nut is opposite described in lock banking stop 37 and is connected and fixed connection hinged seat
15, the hinged seat 15 is hinged close to one end of the nut 10 with drive rod 11.
Nut 10 cooperates in retaining frame with adjusting rod 7, when nut 10 is diverted away from 7 direction of adjusting rod according to the rotation of adjusting rod 7
When mobile, active force is generated to kilocalorie tooth 33 on the inside of retaining frame, the elastic arm connecting with kilocalorie tooth 33 is made to generate flexible deformation, until
Lesser calorie tooth 34 also contacts the inner sidewall of retaining frame, and elastic arm generates the deformation of distance, is applied by the reverse side of 33 pairs of kilocalorie tooth installation screens
Add active force, the interaction force of kilocalorie tooth 33 and retaining frame reverse side and, increase frictional force and the rotation torsion of adjusting rod 7 can be offset
Power, the nut 10 for preventing adjusting rod 7 from continuing to rotate and cause loosens, in addition the interaction force of lesser calorie tooth 34 and retaining frame inner sidewall
And frictional force, also prevent nut 10 according to 7 direction of rotation of adjusting rod, with bearing 6 excessively close to caused stuck phenomenon.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (10)
1. one kind can adjust the dedicated blinds of air quantity circular duct characterized by comprising
It is provided with the ventilation opening of air hose (1) side wall；
Several are arranged along the air hose (1) length direction, and the blade (3) of the ventilation opening is closed for activity；
The both ends of the blade (3) are cooperated by rachis (4) and the air hose (1) side wall；
Any end of each blade (3) is equipped with open and close control mechanism.
2. according to claim 1 can adjust the dedicated blinds of air quantity circular duct, it is characterised in that: the opening/closing control machine
Structure includes driving device and controls the linkage that each blade (3) overturns together by the driving device.
3. according to claim 2 can adjust the dedicated blinds of air quantity circular duct, it is characterised in that: the linkage is
The gear (5) of each flabellum phase the same end, and the gear of adjacent two panels flabellum are co-axially located at the rachis (4)
(5) it is intermeshed.
4. according to claim 3 can adjust the dedicated blinds of air quantity circular duct, it is characterised in that: the driving device packet
It includes and the internal adjusting rod (7) of the air hose (1) is equipped with by bearing (6), and the air hose (1) side wall correspondence tells tune
Pole (7) is equipped with the adjustment hole (8) of perforation；The adjusting rod (7) sets in the outer surface not with the bearing (6) overlapping region
There is screw thread, and is additionally provided with through the nut (10) being threadedly engaged on the adjusting rod (7)；It further include drive rod
(11), the arbitrary one end of the drive rod (11) and the nut (10) outer wall are hinged, and the drive rod (11) is far from institute
The position for stating one end and any one gear (5) disalignment of nut (10) is hinged.
5. according to claim 4 can adjust the dedicated blinds of air quantity circular duct, it is characterised in that: further include air port outline border
(12), the air port outline border (12) outside the air hose (1) by being embedded in the ventilation opening；And the air port outline border (12)
Axle sleeve equipped with each axis of correspondence.
6. according to claim 5 can adjust the dedicated blinds of air quantity circular duct, it is characterised in that: the bearing (6) is solid
Fixed setting in the air port outline border (12) close to the side of the air hose (1), and the adjacent gear (5) of corresponding any two it
Between；It cuts with scissors at the position of gear (5) disalignment of the nut (10) by drive rod (11) and close to the adjusting rod (7) two sides
It connects.
7. according to claim 4 can adjust the dedicated blinds of air quantity circular duct, it is characterised in that: the adjusting rod (7)
One end external towards the air hose (1) is equipped with adjusting knob.
8. according to claim 1 can adjust the dedicated blinds of air quantity circular duct, it is characterised in that: the air port outline border
(12) it is equipped with the mounting hole (14) of multiple perforations.
9. according to claim 4 can adjust the dedicated blinds of air quantity circular duct, it is characterised in that: the bearing (6) by
Connector (21), pressure disc (22), mostly set damping fin (23) component, slider (24) and the bracing ring (25) arranged from top to bottom
Composition；The pressure disc (22) is connect by connector (21) with the shaft of the bearing (6), and three's coaxial line is fixed together；
A set of damping fin (23) component is bonded to form the variable carrying watt component of a set of step height with a piece of fixation watt, more set carryings watt
Component is circumferentially loaded on bracing ring (25), shared axial direction full payload；In terms of the direction of rotation of pressure disc (22), every set carrying
Damping fin (23) component of watt component is mounted on before fixed watt；Every set damping fin (23) component is mainly by damping fin (23), branch
Stake pad (26), only pressing plate and spacer (28) composition, the damping fin (23) fits with supporting pad (26), they respectively by with
Connected fixed pin (29) and ejector pin (30) constrain in the plane of bracing ring (25)；It is opened up below damping fin (23) outer wall
Annular spacing groove, only pressing plate is placed in annular spacing groove, then is fixed on bracing ring (25) by screw (27)；Spacer (28)
It is arranged between only pressing plate and bracing ring (25)；The ejector pin (30) and fixed pin (29), they are each passed through supporting pad
(26) it is installed into the matrix of damping fin (23) and the blind hole of bracing ring (25) after exit orifice and inner hole, the ejector pin (30) and solid
It is clearance fit between the blind hole of the matrix of rationed marketing (29) and damping fin (23) and the exit orifice and inner hole of supporting pad (26), with branch
Blind hole on support ring (25) is interference fit；The ejector pin (30) and fixed pin (29), outer wall are arranged insulating materials, prevent
It is conductive between damping fin (23) and bracing ring (25)；The exit orifice and inner hole of the supporting pad (26) are in pair of supporting pad (26)
Claim on center line, the supporting pad (26) is overlapped with the symmetrical center line of both damping fins (23) when assembly, leads damping fin (23)
Do axial linear movement.
10. according to claim 4 can adjust the dedicated blinds of air quantity circular duct, it is characterised in that: the nut (10)
Both ends be equipped with multiple kilocalorie teeth (33) and lesser calorie tooth (34) and the kilocalorie tooth (33) and be higher than the lesser calorie tooth (34)；And
A mating groove (35) is opened up so that the nut (10) is in kilocalorie tooth (33) part shape at the kilocalorie tooth (33)
At an elastic arm；The thread root of the nut (10) is equipped with inclined-plane；It is equipped on the outside of the nut (10) close to two-end part
Groove, the groove outer are equipped with baffle, sliding piece (36) are provided in the groove；The sliding piece (36) it is interior
While being protruding with the opposite two sides of lock banking stop (37) nut (10) lateral wall is connected and fixed connection hinged seat (15), it is described hinged
Seat (15) is hinged close to the one end of the nut (10) with drive rod (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811528138.3A CN109737581B (en) | 2018-12-13 | 2018-12-13 | Can adjust special tripe of circular tuber pipe of amount of wind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811528138.3A CN109737581B (en) | 2018-12-13 | 2018-12-13 | Can adjust special tripe of circular tuber pipe of amount of wind |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109737581A true CN109737581A (en) | 2019-05-10 |
| CN109737581B CN109737581B (en) | 2021-04-27 |
Family
ID=66359434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811528138.3A Active CN109737581B (en) | 2018-12-13 | 2018-12-13 | Can adjust special tripe of circular tuber pipe of amount of wind |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109737581B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100319373B1 (en) * | 1999-08-17 | 2002-01-05 | 원하연 | Moving Device For Damper Of Air Handling Unit |
| CN204063481U (en) * | 2014-08-22 | 2014-12-31 | 珠海格力电器股份有限公司 | Air vent device |
| CN105114446A (en) * | 2015-09-15 | 2015-12-02 | 武汉理工大学 | Changeable stepped damping thrust bearing |
| CN205618799U (en) * | 2016-05-18 | 2016-10-05 | 上虞市江南风机有限公司 | Fire -proof regulation valve |
| CN106196546A (en) * | 2016-08-30 | 2016-12-07 | 广东美的制冷设备有限公司 | A kind of air-conditioner pendulum driving means of leaf and method and air-conditioner |
| CN106766065A (en) * | 2016-12-30 | 2017-05-31 | 天津市圣莱特净化设备有限公司 | A kind of gear drive volume damper |
| CN207831622U (en) * | 2018-02-05 | 2018-09-07 | 深圳市鼎泰制冷工程技术有限公司 | A kind of ventilating duct for air-conditioner |
-
2018
- 2018-12-13 CN CN201811528138.3A patent/CN109737581B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100319373B1 (en) * | 1999-08-17 | 2002-01-05 | 원하연 | Moving Device For Damper Of Air Handling Unit |
| CN204063481U (en) * | 2014-08-22 | 2014-12-31 | 珠海格力电器股份有限公司 | Air vent device |
| CN105114446A (en) * | 2015-09-15 | 2015-12-02 | 武汉理工大学 | Changeable stepped damping thrust bearing |
| CN205618799U (en) * | 2016-05-18 | 2016-10-05 | 上虞市江南风机有限公司 | Fire -proof regulation valve |
| CN106196546A (en) * | 2016-08-30 | 2016-12-07 | 广东美的制冷设备有限公司 | A kind of air-conditioner pendulum driving means of leaf and method and air-conditioner |
| CN106766065A (en) * | 2016-12-30 | 2017-05-31 | 天津市圣莱特净化设备有限公司 | A kind of gear drive volume damper |
| CN207831622U (en) * | 2018-02-05 | 2018-09-07 | 深圳市鼎泰制冷工程技术有限公司 | A kind of ventilating duct for air-conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109737581B (en) | 2021-04-27 |
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Effective date of registration: 20210714 Address after: 072550 Chaoyang North Street (Xu) 299, Xushui District, Baoding City, Hebei Province Patentee after: Dana Zhizao Hebei Industrial Equipment Co.,Ltd. Address before: Floor 4, building 28, yard 10, 188 South 4th Ring Road West, Fengtai District, Beijing Patentee before: BEIJING DYNAFLOW EXPERIMENT TECHNOLOGY Co.,Ltd. |
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