CN208686979U - Rotary air-valve - Google Patents
Rotary air-valve Download PDFInfo
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- CN208686979U CN208686979U CN201821427333.2U CN201821427333U CN208686979U CN 208686979 U CN208686979 U CN 208686979U CN 201821427333 U CN201821427333 U CN 201821427333U CN 208686979 U CN208686979 U CN 208686979U
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Abstract
The utility model provides a kind of rotary air-valve, including upper cover plate and lower cover plate, and by the affixed one of air-valve column, every two air-valve column corresponds to the direction in side air port for upper cover plate and lower cover plate；Upper cover plate center is equipped with upper shaft, affixed air-valve gear at the top of upper shaft, and air-valve gear side is equipped with stepper motor and motor gear, and motor gear is engaged with air-valve gear；Lower cover plate center is equipped with lower rotary shaft, it is characterized in that: being equipped with the valve block that above, lower rotary shaft is axis rotation between upper cover plate and lower cover plate, each state of valve block is between two columns, and seal the air port of the side, the direction of rotation of this air-valve always with to cross wind direction tangent, when Wind Volume, still can freely openable.This structure is low to shaft requirement, and rotational power demand is small, and the requirement to stepper motor is small.It is avoided that air-valve abnormal sound, can not only make unidirectional air-valve, be also used as triple valve use.
Description
Technical field
The utility model belongs to fresh air equipment technical field, and in particular to a kind of air-valve on new blower.
Background technique
New blower is a kind of effective air cleaning facility, and room air can be made to generate circulation, on the one hand indoor dirty
Outdoor, another party is discharged in turbid air, and ozone after the measures such as disinfection, filtering, then is input to by sterilization outside face handle room
Interior, allow all be all the time in room fresh clean air, new blower uses fresh air convection techniques, by independently blowing and
Air inducing makes room air realize convection current, thus the carry out room air displacement utmostly changed, multifunctional purifying built in new blower
System guarantees the air cleaning entered the room health.
Air-valve is the important component in new blower, and air-valve is arranged generally at the air port of new blower, for being opened and closed outlet air, portion
New blower interior is divided also to be provided with air-valve, internal air-valve is used to switch the wind path of new blower, and the wind path type in new blower is generally
Air draught, air draft, indoor return air etc..
Existing wind valve structure is mostly the structure of blinds or intermediate valve block,
Such as China's patent " air-valve for new blower ", Patent No. 201620756946.5, authorized announcement date are as follows:
2016.12.28, louvered wind valve structure is described, blade assembly includes blade, drive rod and push rod, and the blade is at it
Shaft is respectively set in two sides on length direction, and blade assembly is spindle rotationally arranged on body by shaft, the drive rod
It is fixed on blade, one end of the push rod is fixed on drive rod, and push rod is arranged along the length direction of blade, if described
Gearing, the control motor and wherein one group of blade group are fixed with interlocking lever respectively and realized to dry push rod.
For another example China's patent, Patent No. 201621436256.8, authorized announcement date are as follows: on June 27th, 2017, describe
A kind of automatic control air-valve for fan coil purifying box, including valve body, valve rod, valve block and motor and control panel storehouse, valve block and valve
Body switch cooperates, and motor and control panel storehouse are equipped with driving motor, valve rod in the side of valve body, motor and control panel storehouse
It is connected with the output shaft of driving motor, the central axis of valve block is fixedly mounted on valve rod ... ... (illustrating to omit below).
The blade of the above wind valve structure is plane blade, and windward side is big, and when especially valve closes air port, windward side is entire
Valve block is integrally equivalent to the area of air port size.
Blinds wind valve structure can be effectively controlled outlet air size, shaft and blade grafting in the prior art 1, have on blade
Pressure surface left limit mentions high control precision, while needing to carry out between each blinds to increase connecting rod synchronous hunting, shutter mechanism wind
Valve is more complicated, and air-valve power limit of being obstructed is obvious.
In the prior art 2, valve block size matches with valve body, and blade is big by windage when rotating, and shaft power should be at least big
In blade receive maximum resistance,
In short, existing rotary shaft air-valve is relatively high to driving motor and air-valve shaft requirement, there is deformation under Wind Volume
Risk.
Utility model content
High, to be easily deformed under Wind Volume defect is required to solve existing air-valve to shaft and stepper motor, this is practical new
Type provides the air-valve that a kind of valve block is not located at windward side.
The utility model is to complete above-mentioned purpose, and the technological means provided is:
A kind of rotary air-valve, including upper cover plate and lower cover plate, upper cover plate and lower cover plate pass through the affixed one of air-valve column,
Every two air-valve column corresponds to the direction in side air port；Upper cover plate center is equipped with upper shaft, affixed air-valve gear at the top of upper shaft,
Air-valve gear side is equipped with stepper motor and motor gear, and motor gear is engaged with air-valve gear；Lower cover plate center is equipped with lower turn
Axis, it is characterized in that: the valve block that above, lower rotary shaft is axis rotation is equipped between upper cover plate and lower cover plate, at each state of valve block
Between two columns, and seal the air port of the side.
The direction of rotation of this air-valve always with to cross wind direction tangent, when Wind Volume, still can freely openable.This structure is to shaft
It is required that low, rotational power demand is small, and the requirement to stepper motor is small.It is avoided that air-valve abnormal sound, can not only make unidirectional air-valve, also
It can be used as triple valve use.
The preferred embodiment of the utility model:
Valve block is surface plate.
Valve block is curved panel.
Valve block is affixed by horizontal bracket and upper shaft and lower rotary shaft.
Valve block is affixed by fanning strip and upper shaft, lower rotary shaft.
Upper shaft, lower rotary shaft pass through the affixed one of a shaft.
Ribs is equipped with inside arc valve block.
It is equipped with dovetail groove in column, is equipped with sealing strip in dovetail groove, sealing strip protrudes from leg surface, tight with arc valve block
Close fit.
Upper cover plate is box-like structure, and the air-valve rotation gear, driving motor, motor gear are mounted in box, upper cover plate
On be additionally provided with air-valve protective plate.
Upper cover plate and lower cover plate can be square or round.
Detailed description of the invention
Fig. 1 is this air-valve overall structure figure；
Fig. 2 is this air-valve angle of depression structure chart；
Fig. 3 is this air-valve exploded view.
In figure, upper cover plate 1, column 2, valve block 3, lower cover plate 4, air-valve gear 5, motor gear 6, stepper motor 7, upper shaft
8, fanning strip 1, fanning strip 2 92, air-valve protective plate 10, dovetail groove 21.
Specific embodiment
This programme design philosophy is fixed using upper and lower end caps both ends, the structure of centre setting rotary valve plate, using step
The structure combined into motor and gear drives valve block to rotate, and valve block is rotated by axle center of its geometrical central axis axis, makes valve block
It is tangent with wind direction, reduce the pressure for the wind that valve block itself is subject to.
A kind of rotary air-valve, including upper cover plate 1 and lower cover plate 4, upper cover plate 1 and lower cover plate 4 are affixed by air-valve column 2
One, central post 2 are used to install with new blower inner panel and fix, the direction in the corresponding side air port of every two air-valve column 2.On
Also has related built-in structure on cover board 1, lower cover plate 4.1 center of upper cover plate is equipped with upper shaft 8, connects air-valve tooth at the top of upper shaft
Wheel 5,5 side of air-valve gear are equipped with stepper motor 7 and motor gear 6, and motor gear 6 is engaged with air-valve gear 5, in lower cover plate 4
The heart is equipped with lower rotary shaft.Be equipped with the valve block 3 that above, lower rotary shaft is axis rotation between upper cover plate 1 and lower cover plate 4, valve block 3 each
State is between two columns, and seals the air port of the side.
The driving of this programme valve design stepper motor, gear transmission structure, motor drive driving gear, drive gear band
Dynamic rotation gear, can effectively reduce torsion required for motor, air-valve is facilitated to rotate.
The utility model provides the example of a four wind sides, which is provided with four columns 2, specific a, b, c, d tetra-
Air outlet.
Be equipped with dovetail groove 21 in column 2, be equipped with sealing strip in dovetail groove 21, sealing strip protrudes from 2 surface of column, for
Valve block 3 is fitted close.
The valve block 3 of the utility model can be surface plate, and first state is in air-valve a air outlet, second state is in
This air-valve b air outlet, third position state are in this air-valve c air outlet, the 4th state is in this air-valve d air outlet.Valve block 3 is at four
Rotation in 2 range of column, when being fixed on a certain position state, the two sides of valve block 3 and column 2 are in sealing contact, block the side air-out mouth.
The valve block of the utility model is also possible to curved panel, and arc valve block rotates within the scope of four columns, and cambered surface begins
Eventually at least stood with one it is in sealing contact, when being fixed on a certain position state, arc valve block simultaneously contact two columns 2, block the side
Air outlet.
Valve block 3 is affixed by horizontal bracket or fanning strip and upper shaft, lower rotary shaft.Horizontal bracket or fanning strip are by upper shaft
8, valve block 3, lower rotary shaft are integrated into a whole structure.
Horizontal bracket can use dowel structure, save material.
The outer arc side of fanning strip is matched with the radian of arc valve block, passes through fanning strip 1 and upper shaft at the top of arc valve block
8 is affixed, and bottom is affixed by fanning strip 2 92 and lower rotary shaft.Fanning strip 1 and upper shaft 8 are made as integral structure, it is located at
1 downside of cover board；Fanning strip 2 92 and lower rotary shaft are made as integral structure, it is located at 4 upside of lower cover plate.
Ribs is equipped with inside valve block 3.Reinforce rib structure and valve block is integrally manufactured.
Upper cover plate 1 is box-like structure, and the air-valve rotation gear, driving motor, motor gear are mounted in box, upper cover plate
On be additionally provided with air-valve protective plate 10.
Example provided by the utility model, when upper cover plate 1, lower cover plate 4 are square, column is arranged four, is respectively and fixedly connected with
In the corner location of square plate, tetra- air outlets of a, b, c, d are constructed.When a, b, c, d at cross air duct position is arranged in this valve
Four sides correspond to corresponding air port, when valve block is in the face a, tetra- side b, c, d are allowed to divulge information, b, c can be inlet side, and d is outlet air
Side or b are air side, and another two be inlet side, difference occur by the wind path direction of new wind devices design.When this valve is arranged straight
It is air port outside the side a, c on line air duct, it is new blower structural slab that the side b, d, which is outer, when valve block is in the side a or the side c, to close
The state in air duct；When valve block is in the side b or the side d, air-valve is open state.
The valve block of the utility model curved panel is preferred structure, it is not only suitable for for windy crosswind road, for straight
Surface is better than the valve block of surface plate when line air duct.Its cambered surface has the effect of diversion air, cuts down the pressure of part valve block windward side
Power.The structure of this certain air-valve is still to guarantee the on-deformable major design of valve block.
When upper cover plate, lower cover plate may be designed in circle, can unlimited inlet number, the knot of installation site on the estimation
Structure designs inlet number and valve block size.
The utility model upper shaft, lower rotary shaft, valve block, horizontal bracket or fanning strip can guarantee coupling stiffness, that is, can guarantee
Upper shaft, lower rotary shaft Synchronous Transmission, meet requirement.Can also valve body center increase a central axis, by upper shaft, under
The further affixed one of shaft.
Wind valve structure provided by the utility model, valve block direction of rotation always with to cross wind direction tangent, when Wind Volume, still may be used
Freely openable.This structure is low to shaft requirement, and rotational power demand is small, and the requirement to stepper motor is small.It is avoided that air-valve abnormal sound,
Unidirectional air-valve can be not only made, triple valve use is also used as.
Claims (9)
1. a kind of rotary air-valve, including upper cover plate and lower cover plate, upper cover plate and lower cover plate are by the affixed one of air-valve column, often
Two air-valve columns correspond to the direction in side air port；Upper cover plate center is equipped with upper shaft, affixed air-valve gear at the top of upper shaft, wind
Valve gear side is equipped with stepper motor and motor gear, and motor gear is engaged with air-valve gear, it is characterized in that: lower cover plate center is set
There is lower rotary shaft, the valve block that above, lower rotary shaft is axis rotation is equipped between upper cover plate and lower cover plate, each state of valve block is in two
Between a column, and seal the air port of the side.
2. a kind of rotary air-valve as described in claim 1, it is characterized in that: valve block is surface plate or curved panel.
3. a kind of rotary air-valve as claimed in claim 2, it is characterized in that: valve block passes through horizontal bracket and upper shaft and lower rotary shaft
It is affixed.
4. a kind of rotary air-valve as claimed in claim 2, it is characterized in that: valve block is solid by fanning strip and upper shaft, lower rotary shaft
It connects.
5. a kind of rotary air-valve as described in claim 3 or 4 is equipped in dovetail groove it is characterized in that: being equipped with dovetail groove in column
Sealing strip, sealing strip protrude from leg surface, are fitted close with arc valve block.
6. a kind of rotary air-valve as claimed in claim 5, it is characterized in that: upper shaft, lower rotary shaft pass through the affixed one of a shaft.
7. a kind of rotary air-valve as claimed in claim 6, it is characterized in that: being equipped with ribs inside valve block.
8. a kind of rotary air-valve as claimed in claim 7, it is characterized in that: upper cover plate is box-like structure, the air-valve gear is driven
Dynamic motor, motor gear are mounted in box, and air-valve protective plate is additionally provided on upper cover plate.
9. a kind of rotary air-valve as claimed in claim 8, it is characterized in that: upper cover plate and lower cover plate are square or circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821427333.2U CN208686979U (en) | 2018-08-31 | 2018-08-31 | Rotary air-valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821427333.2U CN208686979U (en) | 2018-08-31 | 2018-08-31 | Rotary air-valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208686979U true CN208686979U (en) | 2019-04-02 |
Family
ID=65888093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821427333.2U Active CN208686979U (en) | 2018-08-31 | 2018-08-31 | Rotary air-valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208686979U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757955A (en) * | 2018-08-31 | 2018-11-06 | 皓庭(唐山）环境科技有限公司 | Rotary air-valve |
-
2018
- 2018-08-31 CN CN201821427333.2U patent/CN208686979U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757955A (en) * | 2018-08-31 | 2018-11-06 | 皓庭(唐山）环境科技有限公司 | Rotary air-valve |
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