CN209263273U - Big section volume damper - Google Patents
Big section volume damper Download PDFInfo
- Publication number
- CN209263273U CN209263273U CN201822163079.6U CN201822163079U CN209263273U CN 209263273 U CN209263273 U CN 209263273U CN 201822163079 U CN201822163079 U CN 201822163079U CN 209263273 U CN209263273 U CN 209263273U
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- Prior art keywords
- wind deflector
- volume damper
- big section
- section volume
- gear mechanism
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Abstract
The utility model discloses a kind of big section volume dampers, including with ventilation shaft valve chest, be rotatably disposed in ventilation shaft wind deflector, for control wind deflector rotation angle rotating handle, wind deflector has been set in parallel multiple, regulating valve further includes interlocking bar, each wind deflector is pivotally connected with interlocking bar, rotating handle and wind deflector are driven by worm gear mechanism, the Worm gear mechanism of worm gear mechanism is fixedly connected with a wind deflector coaxial rotating, and the worm mechanism of worm gear mechanism is fixedly connected with rotating handle coaxial rotating.The rotation of handle is transmitted on wind deflector by the big section volume damper using worm gear mechanism, since worm and gear has self-locking function, can prevent wind deflector from voluntarily overturning；Again since regulating valve is provided with multiple wind deflectors, even if the ventilation shaft length of regulating valve is shorter, wind deflector will not be stretched out from regulating valve, reduce valve size.
Description
Technical field
The utility model relates to a kind of big section volume dampers.
Background technique
Volume damper is to control air force by the folding angle of valve wind deflector, by adjusting opening for wind deflector
Close angle degree controls air volume, and be can not in ventilation, air conditioning and the air purification engineering of industrial premises civil buildings
The tail end of central air conditioner accessory lacked is commonly used in air-conditioning, in air system plumbing, for adjusting the air quantity of branch pipe, it is also possible to
It is adjusted in the mixing of fresh air and return air.For some biggish volume dampers in ventilation shaft section, if being only provided with a gear
Aerofoil is rotated and is stretched out in Shi Huicong regulating valve since wind deflector is larger, is easy to interfere with other components.To avoid
Interference, the ventilation shaft of regulating valve is generally designed relatively deep, regulating valve volume is caused to increase by the prior art, very heavy.And
And it is during use, wind deflector is voluntarily flipped under the blowing of air-flow or deformation, and air quantity is caused to adjust inaccuracy.
Summary of the invention
The purpose of the utility model is to provide a kind of big section volume dampers, can reduce the volume of volume damper.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of big section volume damper, including tool
There are the valve chest of ventilation shaft, the wind deflector being rotatably disposed in the ventilation shaft, for controlling the wind deflector rotation
The rotating handle of angle, the wind deflector have been set in parallel multiple, and the regulating valve further includes interlocking bar, each described to keep out the wind
Plate is all pivotally connected with the interlocking bar, and the rotating handle and the wind deflector are driven by worm gear mechanism, the snail
The Worm gear mechanism of worm and gear mechanism is fixedly connected with a wind deflector coaxial rotating, the worm screw of the worm gear mechanism
Mechanism is fixedly connected with the rotating handle coaxial rotating.
Preferably, the extending direction of the interlocking bar is vertical with the shaft center line of the wind deflector.
Preferably, the wind deflector is provided with reinforcement convex ribs.
It is further preferred that the reinforcement convex ribs are arc in perpendicular direction upper section.
It is further preferred that the reinforcement convex ribs and the wind deflector are integrally formed.
It is further preferred that the extending direction of the shaft center line of the extending direction for reinforcing convex ribs and the wind deflector
In parallel.
It is further preferred that wind deflector setting is there are two the reinforcement convex ribs, the two described reinforcement convex ribs about
The shaft center line of the wind deflector is symmetrical.
Preferably, the inner wall of the ventilation shaft is provided with limited block, when prolonging for the wind deflector and the ventilation shaft
Stretch direction it is vertical when, the wind deflector is resisted against on the limited block.
As a kind of specific embodiment, there are three wind deflector settings, the Worm gear mechanism be located at edge
One wind deflector coaxial rotating it is fixedly connected.
Preferably, the rotating handle includes for controlling its turntable for rotating angle and for connecting the turntable
With the connecting rod of the worm mechanism, the extending direction of the connecting rod is vertical with the shaft center line of the wind deflector, in the company
On the extending direction of bar, the distance of the shaft center line of the outer surface of the valve chest to the wind deflector is less than the connecting rod
Length.
Due to the application of the above technical scheme, the utility model has the advantage that this is practical new compared with prior art
The rotation of handle is transmitted on wind deflector by the volume damper of type using worm gear mechanism, since worm and gear is with self-locking
Function, therefore wind deflector can be prevented voluntarily to be flipped, and the fluctuation of volume damper regulated value caused by avoiding thus and
Precision reduces；Again since volume damper is provided with multiple wind deflectors, the size of regulating valve is smaller, even if regulating valve is logical
Air piping length is shorter, and wind deflector will not be stretched out from regulating valve.
Detailed description of the invention
Attached drawing 1 is axis surveys view when the big section volume damper of the utility model is in close state；
Attached drawing 2 is the axis surveys view of the big section volume damper of the utility model in the open state；
Wherein: 1, valve chest；11, ventilation shaft；12, limited block；2, wind deflector；21, reinforce convex ribs；3, rotating handle；
31, turntable；32, connecting rod；4, interlocking bar.
Specific embodiment
The technical solution of the utility model is further elaborated with reference to the accompanying drawing.
It is referring to figure 1 and figure 2 a kind of big section volume damper of the utility model, including with ventilation shaft 11
Valve chest 1, be rotatably disposed in ventilation shaft 11 wind deflector 2, for control wind deflector 2 rotate angle rotating handle
3, multiple identical wind deflectors 2 have been set in parallel in regulating valve, and regulating valve further includes interlocking bar 4, each wind deflector 2 and connection
Lever 4 is pivotally connected, and rotating handle 3 and wind deflector 2 are driven by worm gear mechanism, the Worm gear mechanism of worm gear mechanism and
Be fixedly connected to one 2 coaxial rotating of wind deflector, the worm mechanism and 3 coaxial rotating of rotating handle of worm gear mechanism it is fixed
Connection, wind deflector 2, which is provided with, reinforces convex ribs 21.
When using the big section volume damper of the utility model, but when rotation rotating handle 3, fixed with Worm gear mechanism
The wind deflector 2 of connection is with rotation, and under the drive of interlocking bar 4, remaining wind deflector 2 all can be with rotating together, so
It is adjustable the inclination angle of all wind deflectors 2, the air quantity for realizing ventilation shaft 11 is adjusted.When all wind deflectors 2 are by ventilation shaft
After 11 close completely, which is in close state (as shown in Figure 1), and wind deflector 2 is in remaining state
When regulating valve it is in the open state (as shown in Figure 2).Wind deflector 2 and the angle of the flow direction of ventilation shaft 11 are smaller, then wind
It measures bigger.Since wind deflector 2 is provided with multiple, the size of wind deflector 2 is smaller, even if 11 length of ventilation shaft of regulating valve
Shorter, wind deflector 2 will not be stretched out from regulating valve.
Reinforcing convex ribs 21 in perpendicular direction upper section is arc, is convenient for the processing of wind deflector 2 in this way, and reinforce convex
The air drag that muscle 21 generates is also smaller.In the present embodiment, reinforce convex ribs 21 and 2 integrated punching of wind deflector forms.
In the present embodiment, the extending direction for reinforcing convex ribs 21 is parallel with the extending direction of the shaft center line of wind deflector 2,
This is because wind deflector 2 is longer in the length along shaft center line direction, convex ribs 21 are reinforced in setting in this way can increase it at this
Bending strength on direction.
For the setting of wind deflector 2 there are two convex ribs 21 are reinforced, the two reinforce shaft center line pair of the convex ribs 21 about wind deflector 2
Claim, and all reinforcement convex ribs 21 all advantageously reduce the processing cost of wind deflector 2 all towards side protrusion in this way.
The edge of wind deflector 2 is provided with band, improves the sealing performance of volume damper.The inner wall of ventilation shaft 11
It is additionally provided with limited block 12, when volume damper is in close state, wind deflector 2 is resisted against on limited block 12.Limited block 12
It can prevent from wind deflector 2 from crossing to overturn, cause regulating valve that can not close.Limited block 12 also improves regulating valve in the off state simultaneously
Leakproofness.
Rotating handle 3 includes for controlling its turntable 31 for rotating angle and for connecting turntable 31 and worm mechanism
Connecting rod 32, the extending direction of connecting rod 32 is vertical with the shaft center line of wind deflector 2, on the extending direction of connecting rod 32, valve casing
The outer surface of body 1 to worm gear shaft center line distance be less than connecting rod 32 length.Therefore when operating turntable 31, operation is empty
Between it is larger, be convenient for user's rotary turnplate 31.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention.
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it
It is interior.
Claims (10)
1. a kind of big section volume damper, including with ventilation shaft (11) valve chest (1), be rotatably disposed at it is described logical
Wind deflector (2) in air piping (11), the rotating handle (3) for controlling the wind deflector (2) rotation angle, the regulating valve
In be set in parallel multiple identical wind deflectors (2), it is characterised in that: the regulating valve further includes interlocking bar (4), often
A wind deflector (2) is all pivotally connected with the interlocking bar (4), and the rotating handle (3) and the wind deflector (2) pass through snail
Fixed connect to worm and gear mechanism driving, the Worm gear mechanism of the worm gear mechanism and wind deflector (2) coaxial rotating
It connects, the worm mechanism of the worm gear mechanism is fixedly connected with the rotating handle (3) coaxial rotating.
2. a kind of big section volume damper according to claim 1, it is characterised in that: the extension of the interlocking bar (4)
Direction is vertical with the shaft center line of the wind deflector (2).
3. a kind of big section volume damper according to claim 1, it is characterised in that: the wind deflector (2) is provided with
Reinforce convex ribs (21).
4. a kind of big section volume damper according to claim 3, it is characterised in that: the reinforcement convex ribs (21) with
Its vertical direction upper section is arc.
5. a kind of big section volume damper according to claim 3, it is characterised in that: the reinforcement convex ribs (21) and institute
State wind deflector (2) integrated molding.
6. a kind of big section volume damper according to claim 3, it is characterised in that: described to reinforce prolonging for convex ribs (21)
It is parallel with the extending direction of shaft center line of the wind deflector (2) to stretch direction.
7. a kind of big section volume damper according to claim 3, it is characterised in that: the wind deflector (2) is provided with
Two reinforcement convex ribs (21), the two described reinforcements convex ribs (21) are symmetrical about the shaft center line of the wind deflector (2).
8. a kind of big section volume damper according to claim 1, it is characterised in that: the ventilation shaft (11) it is interior
Wall is provided with limited block (12), described to keep out the wind when the wind deflector (2) is vertical with the extending direction of the ventilation shaft (11)
Plate (2) is resisted against on the limited block (12).
9. a kind of big section volume damper according to any one of claims 1 to 8, it is characterised in that: the wind deflector
(2) there are three setting, the Worm gear mechanism is fixedly connected with wind deflector (2) coaxial rotating positioned at edge.
10. a kind of big section volume damper according to claim 9, it is characterised in that: the rotating handle (3) includes
Connecting rod for controlling its turntable (31) for rotating angle and for connecting the turntable (31) and the worm mechanism
(32), the extending direction of the connecting rod (32) is vertical with the shaft center line of the wind deflector (2), in prolonging for the connecting rod (32)
It stretches on direction, the distance of shaft center line of the outer surface of the valve chest (1) to the worm gear is less than the connecting rod (32)
Length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822163079.6U CN209263273U (en) | 2018-12-21 | 2018-12-21 | Big section volume damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822163079.6U CN209263273U (en) | 2018-12-21 | 2018-12-21 | Big section volume damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209263273U true CN209263273U (en) | 2019-08-16 |
Family
ID=67560895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822163079.6U Active CN209263273U (en) | 2018-12-21 | 2018-12-21 | Big section volume damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209263273U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912001A (en) * | 2020-05-22 | 2020-11-10 | 海信（山东）空调有限公司 | Indoor air conditioner |
-
2018
- 2018-12-21 CN CN201822163079.6U patent/CN209263273U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912001A (en) * | 2020-05-22 | 2020-11-10 | 海信（山东）空调有限公司 | Indoor air conditioner |
| CN111912001B (en) * | 2020-05-22 | 2023-09-05 | 海信空调有限公司 | Indoor air conditioner |
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| GR01 | Patent grant |