CN208547103U - Louver - Google Patents
Louver Download PDFInfo
- Publication number
- CN208547103U CN208547103U CN201821110640.8U CN201821110640U CN208547103U CN 208547103 U CN208547103 U CN 208547103U CN 201821110640 U CN201821110640 U CN 201821110640U CN 208547103 U CN208547103 U CN 208547103U
- Authority
- CN
- China
- Prior art keywords
- cover board
- air inlet
- wind speed
- wind
- guiding mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Air-Flow Control Members (AREA)
Abstract
A kind of louver, suitable for the ventilation shaft with air inlet, the louver, which has, is arranged in cover board and mobile connection part on the outside of the air inlet, the cover board can by the mobile connection part relative to the air inlet close to or far from movement；The louver, which also has, is arranged in wind guiding mechanism of the cover board towards the air inlet side, and the wind guiding mechanism can be converted to the wind that the air inlet is laterally advanced axially advances along pipeline, and enters the ventilation shaft by the air inlet.The louver can be avoided and is substantially reduced to air quantity and/or wind speed due to wind to blowing at ventilation duct road junction, and can realize the adjusting to ventilation shaft air inlet air quantity and/or wind speed.
Description
Technical field
The utility model belongs to gas flow control field, specifically, being related to a kind of pair of blower ventilation pipeline air inlet
The device that air quantity and/or wind speed are adjusted.
Background technique
Ventilation equipment are widely used in various fields, for example, industry, the heating of construction, ventilation and system
It is cold；All various aspects such as the air exchange of refrigerator, air-conditioning etc., Electronic cooling in life house.
For example, due to the closing of tunnel internal environment and humidity, can also be gathered in partial region in the application scenarios in tunnel
Sewage and dirt, especially under the scenes such as constructing tunnel, construction of subway when explosive charge, the use of internal combustion engine, excavation in stratum
Release pernicious gas, it is therefore desirable to open blower and ventilation is aerated to tunnel internal.When wagon flow in tunnel by when or work
When making personnel and working in tunnel, it is required to ventilation equipment and working condition is kept to take a breath constant ventilation in tunnel.For another example in base
It builds in (such as subway, hospital public place) scene, to keep the air exchange in relative closure environment, also widely applies ventilation
Air regenerating device.
Therefore in above-mentioned scene, high frequency noise one of the air under blower drive by being generated when existing circulation path
Aspect can obviously be amplified in the relative closures such as tunnel and the environment of spaciousness, formed strong and lasting environment in tunnel and made an uproar
Sound；On the other hand when ventilation device is set up near residential area, the city Yi Dui environmental quality causes adverse effect.Therefore,
The influence of above-mentioned noise how is effectively reduced, and properly handle ventilation demand and reduce noise relationship, be at present urgently
Problem to be solved.
Traditional ventilation shaft air inlet is along the axial directly air inlet (Fig. 1) of pipeline, since this mode causes to divulge information
Pipeline air inlet wind speed is higher to generate compared with high wind noise.In order to overcome the problems, such as that air inlet through hollow shaft is brought, can divulge information
The setting of pipeline air inlet keeps the cover board of certain distance with the air inlet, makes wind correspondingly side between air inlet and cover board
To entrance, noise can be efficiently reduced.However, as shown in Fig. 2, the mode of cover board side air admission is taken, in laterally opposed direction
The wind being blown into can cancel out each other in ventilation shaft air inlet, can have a greatly reduced quality into the wind speed of pipeline and air quantity in this way, especially
It is when ventilation efficiency to be improved needs to increase the wind speed and air quantity of air inlet, it is difficult to meet actual demand.
Patent US6193011B1 (document 1) discloses a kind of scheme of air inlet control device technology, by hanging down
The pipeline being directly arranged changes airflow direction, reduces noise by the setting of perforation air inlet pipeline, quieter material and element.
But the vertical pipe structure of which is complicated, and can not change wind speed and air quantity using quieter material and element, and efficiency is lower.This
Outside, since document 1 belongs to the mode of single side air admission, laterally opposed direction air inlet institute in the prior art is not can appreciate that
There are the problem of.
Patent CN103245043A discloses a kind of variable air rate temperature air blowing inlet device (document 2), is adjusted by air quantity
Valve and wind volume varying controller and air-supply panel adjust air-supply air quantity.However the above scheme of document 2 still has many ask
Topic: first is that volume damper is arranged inside connecting tube in document 2, the air quantity of air inlet can not be adjusted, can not be prevented
The effect of liquidating of the air quantity of air inlet；Second is that document 2 can adjust the air quantity for entering connecting tube by volume damper, but it is not adjustable
Wind speed is unable to control collision of the air-flow in pipe；Third is that the volume damper of document 2 only plays the role of valve, it can not be simultaneous simultaneously
Has the effect that valve and wind direction turn to.Likewise, document 2 belongs to the mode of single side air admission, thus its not can appreciate that it is existing
The problems of laterally opposed direction air inlet in technology.
In addition, control noise and raising wind speed are paradox, high wind speed is usually associated with high noisy, how according to specific
The number of wagon flow in scene, such as tunnel, the power of ventilation requirement, different time sections effectively balance noise and wind speed,
It is a urgent problem to be solved.
Utility model content
Aiming at the problems existing in the prior art, the utility model provides:
A kind of louver, suitable for the ventilation shaft with air inlet, it is characterised in that: the louver, which has, to be set
Set the cover board and mobile connection part on the outside of the air inlet, the cover board can by the mobile connection part relative to it is described into
Air port is close to or far from movement；
The louver, which also has, is arranged in wind guiding mechanism of the cover board towards the air inlet side, the wind-guiding
Mechanism can be converted to the wind that the air inlet is laterally advanced axially advances along pipeline, and by described in air inlet entrance
Ventilation shaft.
Further, the wind guiding mechanism is along the axially extending narrowed cone, frustum, arc body or arc platform.
Further, the cone or frustum extend in the section for narrowing direction along described, and side line is generally linear；Institute
It states arc body or arc platform to extend along the section for narrowing direction along described, side line substantially outwardly convex or the arc that is recessed inwardly
Line.
Further, the cover board can drive the wind guiding mechanism, by the mobile connection part relative to the air inlet
Mouth is close to or far from movement.
Further, the cover board has first position, in the first position, by the cover board close to the ventilation duct
Road side and axial distance of the air inlet close to the cover board side are set as first distance L1；Also, the cover board also has
There is the second position, in the second position, by the cover board close to the ventilation shaft side and the air inlet close to described
The axial distance of cover board side is set as second distance L2, wherein the second distance L2 is greater than the first distance L1.
Further, in the second position, the wind speed for being redirected into the ventilation shaft by the wind guiding mechanism is big
In the wind speed at the first position.
Further, the cover board also has the third place, in the third place, by the cover board close to the ventilation
Pipeline side and axial distance of the air inlet close to the cover board side are set as third distance L3, meet: L1 < L3 < L2；
At this point, being greater than in the third place by the wind speed that the wind guiding mechanism is redirected into the ventilation shaft
Wind speed at the first position is simultaneously less than wind speed in the second place.
Further, the cover board also has the third place, in the third place, by the cover board close to the ventilation
Pipeline side and axial distance of the air inlet close to the cover board side are set as third distance L3, meet: L1 < L2 < L3；
At this point, being greater than in the third place by the wind speed that the wind guiding mechanism is redirected into the ventilation shaft
Wind speed at the first position is simultaneously less than wind speed in the second place；Alternatively, being less than at the first position
Wind speed and be less than the second place wind speed.
The utility model has the beneficial effect that
(1) the utility model of simple structure and strong practicability can greatly avoid causing due to wind to blowing at ventilation duct road junction
Air quantity and wind speed reduce, while can also realize the adjusting to ventilation shaft air inlet air quantity and wind speed.
(2) adjusting to noise may be implemented by the adjusting to ventilation shaft air inlet wind speed in the utility model.
(3) scene that the utility model can be different according to the power of period or ventilation requirement etc., neatly to ventilation
Pipeline air inlet wind speed is controlled, to reach the balance of noise and wind speed.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is pipeline air inlet in the prior art, the schematic diagram directly entered the wind along its axial direction；
Fig. 2 is pipeline air inlet in the prior art, and cover board is arranged to the schematic diagram of side air admission；
Fig. 3 is the stereoscopic schematic diagram of the utility model louver；
Fig. 4 is located at the side view of first position for the cover board and wind guiding mechanism of the utility model louver；
Fig. 5 is located at the side view of the second position for the cover board and wind guiding mechanism of the utility model louver；
Fig. 6 is located at the side view of the third place for the cover board and wind guiding mechanism of the utility model louver；
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
It should be noted that the meaning about " axial direction " is it is understood that ventilation shaft extended in the present invention
Direction；And the meaning of " lateral " are as follows: with the axially vertical direction.
It is the stereoscopic schematic diagram of the utility model louver referring to Fig. 3, the louver has and can accommodate blower 2
Ventilation shaft 1, the blower 2 is fixed in ventilation shaft 1 by support device (not shown).The ventilation shaft 1
Both ends with front and back opening, respectively air outlet and air inlet.Cover board 3, edge on cover board 3 are provided on the outside of air inlet
Its side axial is provided with mobile connection part 5, for moving connection in air inlet with ventilation shaft 1, so that the cover board 3
It can be close to or far from the air inlet of the ventilation shaft 1.The cover board 3 is being provided with wind guiding mechanism 4 close to pipeline side, should
4 one side of wind guiding mechanism is converted to for the wind being blown into that makes laterally to advance along the traveling of pipeline axial direction, and another aspect is effectively kept away
Exempting from the wind that laterally opposed direction is blown into can cancel out each other in ventilation shaft air inlet.
The wind guiding mechanism 4 can be cone, frustum, arc body, the arc platform etc. narrowed to duct orientation extension, wherein
Cone and frustum extend in the section for narrowing direction along described, and side line is generally linear；Arc body and arc platform prolong described in
Side line substantially raised outward arc or the camber line that is recessed inwardly in the section for stretching narrowed direction.In the wind-guiding
Under the action of mechanism 4, cooperate the cover board 3 at a distance from 1 air inlet of ventilation shaft, traveling side can be entered the wind changing
To, avoid lateral wind from cancelling out each other while, adjust the intake and/or wind speed of air inlet.
Referring to fig. 4-6, mobile signal of the cover board 3 relative to pipeline air inlet described for aspect, by mobile connection in Fig. 4-6
Part 5 is concealed and is not shown.
With further reference to Fig. 4, the side of first position is located at for the cover board and wind guiding mechanism of the utility model louver
View.Under original state, the cover board 3 can be fitted close with the air inlet of ventilation shaft closes the air inlet (in figure not
It shows).Then cover board 3 and wind guiding mechanism 4 can be gradually distance from described under the drive of mobile connection part 5 from the original state
The air inlet of ventilation shaft and reach the first position.During this, the wind being laterally blown into can be entered logical by wind guiding mechanism 4
Air piping air inlet, and its air quantity and/or wind speed are started from scratch and are incrementally increased.In the first position, the cover board 3 is leaned on
The nearly pipeline side and axial distance of the ventilation shaft air inlet close to the side of the cover board 3 are set as first distance L1.It is excellent
Selection of land, a part in the first position, the wind guiding mechanism 4 protrude into inside the ventilation shaft, and wind guiding mechanism 4
Lateral surface can be close with the inner wall of the partial ventilation pipeline, so that the wind entered can be to the partial ventilation pipeline
The dust accumulated on inner wall plays the effect of cleaning.
The cover board 3 further can be moved to second from the first position far from the air inlet of the ventilation shaft
It sets.From the first position to the second position, the air quantity and/or wind of ventilation shaft air inlet are entered by wind guiding mechanism 4
Speed further increases.Preferably, when cover board 3 is located at the shown second position, ventilation shaft air inlet is entered by wind guiding mechanism 4
Air quantity and/or wind speed reach peak value.In the second position, by the cover board 3 close to the pipeline side and ventilation shaft
Axial distance of the air inlet close to the side of the cover board 3 is set as second distance L2.
Further, the cover board 3 also has the third place, in the third place, by the cover board 3 close to the pipe
Road side and axial distance of the ventilation shaft air inlet close to the side of the cover board 3 are set as third distance L3.The third position
Ventilation can be entered by wind guiding mechanism 4 at this time between the first position and the second position (L1 < L3 < L2) by setting
The air quantity and/or wind speed of pipeline air inlet be lower than the second position when value, and be higher than the first position when value.Institute
State the position (L1 that the third place can also be located relative to the second position further away from the air inlet of the ventilation shaft
< L2 < L3), when the air quantity and/or wind speed for entering ventilation shaft air inlet by wind guiding mechanism 4 at this time are lower than the second position
Value, and be higher or lower than the first position when value.
It should be noted that the utility model can use two grades of tune blower systems, i.e., only there is described first, second
It sets.But more there is choosing that there is at least third gear tune blower system, i.e., at least there is first, second, and third position.
It can be between the first position and the second position the case where (L1 < L3 < L2) for the third place.
When cover board 3 is located at first position, the air quantity and/or wind speed by wind guiding mechanism 4 into ventilation shaft air inlet are smaller, at this time
The noise of generation is also smaller；When cover board 3 is located at the third place, air quantity and/or wind speed are moderate, and the noise generated at this time is also fitted
In.When cover board 3 is located at the second position, air quantity and/or wind speed are larger, and the noise generated at this time is also larger.
The second position is located relative to further away from the air inlet of the ventilation shaft for the third place
Position (L1 < L2 < L3) the case where, and can further comprise following situations:
(1) air quantity and/or wind speed of the third place are lower than the second position and when being higher than first position, when cover board 3 is located at the
When one position, the air quantity and/or wind speed by wind guiding mechanism 4 into ventilation shaft air inlet are smaller, the noise generated at this time
It is smaller；When cover board 3 is located at the third place, air quantity and/or wind speed are moderate, and the noise generated at this time is also moderate.When cover board 3 is located at
When the second position, air quantity and/or wind speed are larger, and the noise generated at this time is also larger.
(2) air quantity and/or wind speed of the third place are lower than the second position and when being lower than first position, when cover board 3 is located at the
When three positions, the air quantity and/or wind speed by wind guiding mechanism 4 into ventilation shaft air inlet are smaller, the noise generated at this time
It is smaller；When cover board 3 is located at first position, air quantity and/or wind speed are moderate, and the noise generated at this time is also moderate.When cover board 3 is located at
When the second position, air quantity and/or wind speed are larger, and the noise generated at this time is also larger.
In addition, the utility model can also can Bearing degree or air draught demand journey with period, the magnitude of traffic flow, noise
Degree is input variable, control the cover board of the louver relative to the air inlet close to or far from.
For example, in the daytime, the magnitude of traffic flow is big, noise can Bearing degree it is high or in the case that air draught desirability is high,
The cover board is controlled to be located at: by the wind guiding mechanism be redirected into the ventilation shaft air quantity and/or position with high wind speed
It sets, air quantity and/or the wind speed of air inlet can be increased to stronger ventilation；In night, the magnitude of traffic flow is small, noise can Bearing degree
It is low or in the case that air draught desirability is low, it controls the cover board and is located at: making to be redirected into institute by the wind guiding mechanism
Air quantity and/or the lower position of wind speed for stating ventilation shaft, air quantity and/or the wind speed that can reduce air inlet are made an uproar to reduce
Sound.
Although in addition, having shown that and describing several embodiments and the preferred implementation side of the utility model general plotting
Formula, but it should be appreciated by those skilled in the art in the situation for the principle and spirit for not departing from the utility model general plotting
Under, it can change these embodiments, the general plotting of the utility model is defined by the claims and their equivalents.
Claims (8)
1. a kind of louver, suitable for the ventilation shaft with air inlet, it is characterised in that: the louver has setting
Cover board and mobile connection part on the outside of the air inlet, the cover board can be by the mobile connection parts relative to the air inlet
Mouth is close to or far from movement；
The louver, which also has, is arranged in wind guiding mechanism of the cover board towards the air inlet side, the wind guiding mechanism
The wind that the air inlet is laterally advanced can be converted to and axially be advanced along pipeline, and the ventilation is entered by the air inlet
Pipeline.
2. louver according to claim 1, which is characterized in that the wind guiding mechanism is along described axially extending narrowed
Cone, frustum, arc body or arc platform.
3. louver according to claim 2, which is characterized in that the cone or frustum are along the narrowed direction of the extension
Section in, side line is generally linear；The arc body or arc platform extend in the section for narrowing direction along described, side line
Substantially outwardly convex or the camber line being recessed inwardly.
4. louver according to claim 3, which is characterized in that the cover board can drive the wind guiding mechanism, pass through
The mobile connection part is relative to the air inlet close to or far from movement.
5. louver according to claim 1, which is characterized in that the cover board has first position, described first
Position, the axial distance by the cover board close to the ventilation shaft side with the air inlet close to the cover board side are set as
First distance L1；Also, the cover board also has the second position, in the second position, by the cover board close to the ventilation
Pipeline side and axial distance of the air inlet close to the cover board side are set as second distance L2, wherein described second away from
It is greater than the first distance L1 from L2.
6. louver according to claim 5, which is characterized in that in the second position, pass through the wind guiding mechanism
The air quantity and/or wind speed that are redirected into the ventilation shaft are greater than air quantity and/or wind speed at the first position.
7. louver according to claim 6, which is characterized in that the cover board also has the third place, described
Three positions, the axial distance by the cover board close to the ventilation shaft side with the air inlet close to the cover board side are set
For third distance L3, meet: L1 < L3 < L2；
At this point, in the third place, by the wind guiding mechanism be redirected into the ventilation shaft air quantity and/or wind speed it is big
In the air quantity and/or wind speed at the first position and less than the air quantity and/or wind speed in the second place.
8. louver according to claim 6, which is characterized in that the cover board also has the third place, described
Three positions, the axial distance by the cover board close to the ventilation shaft side with the air inlet close to the cover board side are set
For third distance L3, meet: L1 < L2 < L3；
At this point, in the third place, by the wind guiding mechanism be redirected into the ventilation shaft air quantity and/or wind speed it is big
In the air quantity and/or wind speed at the first position and less than the air quantity and/or wind speed in the second place；Alternatively,
Less than the air quantity and/or wind speed at the first position and less than the air quantity and/or wind speed in the second place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821110640.8U CN208547103U (en) | 2018-07-13 | 2018-07-13 | Louver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821110640.8U CN208547103U (en) | 2018-07-13 | 2018-07-13 | Louver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208547103U true CN208547103U (en) | 2019-02-26 |
Family
ID=65424509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821110640.8U Active CN208547103U (en) | 2018-07-13 | 2018-07-13 | Louver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208547103U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114788A (en) * | 2018-07-13 | 2019-01-01 | 杨博 | Louver and its tune wind method |
-
2018
- 2018-07-13 CN CN201821110640.8U patent/CN208547103U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114788A (en) * | 2018-07-13 | 2019-01-01 | 杨博 | Louver and its tune wind method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108662661A (en) | Air conditioner indoor unit and its control method | |
| CN103398421A (en) | Fresh air PM2.5 purifying and self-cleaning device of air conditioner | |
| CN103238032B (en) | Air conditioner | |
| CN104755848A (en) | Air conditioning apparatus | |
| CN110044045A (en) | Wind deflector and air-conditioning with it | |
| CN106196305A (en) | Air ducting, cabinet air-conditioner and air supply method thereof | |
| CN106895484A (en) | A kind of indoor set refrigeration control method, indoor set and air-conditioning | |
| CN208108319U (en) | Cabinet air-conditioner | |
| CN208547103U (en) | Louver | |
| CN208920212U (en) | Wind-guiding component and cabinet type air conditioner indoor set with the wind-guiding component | |
| CN208871818U (en) | Louver | |
| CN208108304U (en) | Cabinet air-conditioner | |
| CN207146847U (en) | Wall indoor unit and air conditioner | |
| CN109114788A (en) | Louver and its tune wind method | |
| CA2031728A1 (en) | Air conditioner with ventilating means | |
| CN208108321U (en) | Cabinet air-conditioner | |
| CN208998266U (en) | The multifunction combined new wind devices in classroom | |
| CN103148302A (en) | Air guide pipe structure for alternatively switching straight and lateral air blows of lift car ceiling | |
| CN108759045A (en) | Louver and its tune wind method | |
| CN204388246U (en) | A kind of on-board air conditioner | |
| JPS5799411A (en) | Air conditioner and ventilator for car | |
| CN108870688A (en) | Air conditioner indoor unit and its control method | |
| CN2801533Y (en) | Automatic ventillation controlling device of air conditioning car | |
| CN207815501U (en) | Indoor unit and apply its air conditioner | |
| CN210373788U (en) | Air purification and blowing dual-purpose ventilation equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |