CN207420978U - Air hose and wind turbine - Google Patents
Air hose and wind turbine Download PDFInfo
- Publication number
- CN207420978U CN207420978U CN201721310311.3U CN201721310311U CN207420978U CN 207420978 U CN207420978 U CN 207420978U CN 201721310311 U CN201721310311 U CN 201721310311U CN 207420978 U CN207420978 U CN 207420978U
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- grid
- air hose
- blast pipe
- partition
- wind turbine
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Abstract
The utility model is related to wind turbine technical field, in particular to air hose and wind turbine；The wind turbine includes centrifugal blower and air hose, the air hose includes the first blast pipe, the second blast pipe and grid, first blast pipe is connected to the second blast pipe, grid is arranged between the first blast pipe and the second blast pipe, grid includes first partition and second partition, and first partition and second partition are arranged in a crossed manner；The whirlpool that the whirlpool generated inside pipeline due to bend and blower interior are generated is destroyed using the grid set inside air hose, the state that the flowing inside pipeline is allowed to tend towards stability reduces Bottomhole pressure and loses, the mass flow distribution for making tubular body is more uniform.
Description
Technical field
The utility model is related to wind turbine technical field, in particular to air hose and wind turbine.
Background technology
Centrifugal fan system is a kind of fluid delivery system using air as main medium, mainly by centrifugal fan
With the compositions such as air hose.Centrifugal fan provides power for entire transport system, and the effect of blast pipe will be far from fan inlet
Fluid introduces blower interior, is done work by the impeller of blower interior, target point is directed fluid to finally by exhaust duct.
For the blast pipe of existing various centrifugal blowers in inducing fluid flow, air-flow easily forms whirlpool and secondary in the duct
Stream causes Bottomhole pressure disorderly, causes the increase of energy loss.Simultaneously as Bottomhole pressure is disorderly, gas mass flow is caused
Distribute it is uneven, so as to reduce the efficiency of centrifugal blower.
Utility model content
The purpose of this utility model is to provide a kind of air hoses, by increased grid in pipeline, can make pipeline
Internal whirlpool is dissipated rapidly, achievees the purpose that make Bottomhole pressure stable and uniform, so as to so that the gas mass flow of tubular body
Measure more stablizing for the more uniform flowing of distribution.
The another object of the utility model is to provide a kind of wind turbine, can be incited somebody to action using the grid set inside air hose
The whirlpool that the whirlpool and blower interior generated inside pipeline due to bend is generated destroys, the shape that the flowing inside pipeline is allowed to tend towards stability
State, reduces Bottomhole pressure loss, and the mass flow distribution for making tubular body is more uniform.
What the embodiment of the utility model was realized in：
A kind of air hose, including the first blast pipe, the second blast pipe and grid, the first blast pipe is connected to the second air inlet
Pipe, grid is arranged between the first blast pipe and the second blast pipe, and grid includes first partition and second partition, first every
Plate and second partition are arranged in a crossed manner.
In the utility model preferred embodiment：
Above-mentioned grid is integrally formed.
In the utility model preferred embodiment：
Above-mentioned first partition for welding or is detachably connected with second partition.
In the utility model preferred embodiment：
The internal diameter of the above-mentioned one end of second blast pipe away from the first blast pipe is less than the second blast pipe close to the first blast pipe
One end internal diameter.
In the utility model preferred embodiment：
Above-mentioned first partition can be used in the grid passage by fluid, grid passage with second partition formation arranged in a crossed manner
Length and width be 0.1-0.2 times of grid grid width.
In the utility model preferred embodiment：
The thickness of above-mentioned grid is 0.2-0.3 times of the width of grid.
A kind of wind turbine, including centrifugal blower and above-mentioned air hose, air hose connects the air inlet of centrifugal blower.
In the utility model preferred embodiment：
Above-mentioned centrifugal blower further includes the first pipe portion and the second pipe portion, and the first pipe portion and the second pipe portion connect centrifugation wind respectively
The air inlet of machine both sides.
In the utility model preferred embodiment：
Above-mentioned first pipe portion connects the second blast pipe with the one end of the second pipe portion away from centrifugal blower.
In the utility model preferred embodiment：
Above-mentioned wind turbine further includes the air hose of the air outlet of another connection wind turbine.
In the prior art, needed if air-flow to be allowed flows stable and uniform before the air inlet of centrifugal blower is reached by into
The long enough that wind pipeline is set, but there is no sufficiently large spaces in real production activity to arrange longer pipeline, and
Allow to arrange that longer pipeline can also increase manufacture cost.
The air hose of the utility model embodiment and the advantageous effect of wind turbine are：The air hose passes through increased grid in pipeline
Grid can make the whirlpool inside pipeline dissipate rapidly, achieve the purpose that make Bottomhole pressure stable and uniform, so as to so that tubular body
Gas mass flow distribution more uniform flowing more stablize；The air hose of the utility model need not by length come
It realizes the stabilization of internal gas flow, and then reduces air hose, the floor space of wind turbine and manufacture cost etc..The wind turbine can utilize wind
The grid set inside pipe, since the whirlpool that the whirlpool of bend generation and blower interior generate destroys, will be allowed inside pipeline in pipeline
The state that the flowing in portion tends towards stability, reduces Bottomhole pressure loss, and the mass flow distribution for making tubular body is more uniform.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structure diagram one of the wind turbine of the utility model embodiment；
Fig. 2 is the structure diagram one of the grid of the utility model embodiment；
Fig. 3 is the structure diagram two of the grid of the utility model embodiment；
Fig. 4 is the structure diagram two of the wind turbine of the utility model embodiment.
Icon：10- wind turbines；100a- air hoses；100b- air hoses；200- centrifugal blowers；The first blast pipes of 110-；120- second
Blast pipe；130- grids；131- first partitions；132- second partitions；133- grid passages；The first pipe portions of 121-；122-
Two pipe portions.
Specific embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can configure to arrange and design with a variety of.
Therefore, requirement is not intended to limit to the detailed description of the embodiment of the utility model provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, those of ordinary skill in the art's all other embodiments obtained without creative efforts, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
, it is necessary to explanation, the orientation or position of the instructions such as term " interior ", " outer " in the description of the utility model embodiment
Put relation be based on orientation shown in the drawings or position relationship or the utility model product using when the orientation usually put
Or position relationship, be for only for ease of description the utility model and simplify description rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limit to the utility model
System.In addition, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that instruction or hint relative importance.
In the description of the utility model embodiment, it is also necessary to explanation, unless otherwise clearly defined and limited, art
Language " setting ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally connect
It connects；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, can above-mentioned term be understood with concrete condition
Concrete meaning in the utility model.
Embodiment
Fig. 1 is refer to, the present embodiment provides a kind of wind turbine 10, including centrifugal blower 200 and air hose 100a, air hose 100a
The air inlet of centrifugal blower 200 can be connected to, air hose 100a can will be far from the fluid (gas of 200 air inlet of centrifugal blower
Body) inside of centrifugal blower 200 is introduced, then done work by 200 internal impeller of centrifugal blower, fluid is sent to destination locations.
In detail, above-mentioned air hose 100a can include the first blast pipe 110, the second blast pipe 120 and grid 130, the
One blast pipe 110 connects the second blast pipe 120, and grid 130 can be arranged at the first blast pipe 110 and the second blast pipe 120
Between.
Further, refer to Fig. 2, above-mentioned grid 130 can include first partition 131 and second partition 132, and first
Partition plate 131 and second partition 132 can be arranged in a crossed manner；Arranged in a crossed manner by first partition 131 and second partition 132 can be
The inside of air hose 100a forms grid passage 133, that is, forms the more narrow passage that fluid flows in air hose 100a, Jin Erke
The big whirlpool that the fluid in air hose 100a is formed to be broken using grid, then make it is broken after the small whirlpool that is formed respectively enter by the
The grid passage 133 that one partition plate 131 and the combination of second partition 132 are formed, and in the more narrow and small grid passage 133 in space
Can be depleted rapidly by energy possessed by whirlpool, the mesh for making the flowing immediate stability of the fluid inside air hose 100a is reached with this
's.
It should be noted that above-mentioned first partition 131 and the quantity of second partition 132 can be identical, 6 are may each be
It is a, 8,10 etc., multiple first partitions 131 and multiple second partitions 132 can be formed multiple for flowing after arranged in a crossed manner
Body (gas) by grid passage 133, and first blast pipe 110 is passed through the second blast pipe using these grid passages 133
120 fluid (gas) immediate stability.It should be further noted that above-mentioned first partition 131 and second partition 132 are intersecting
Setting makes, and the space size for each grid passage 133 to be formed can be made to be consistent substantially, if the section of air hose 100a is circle
Shape, the grid passage 133 for contacting air hose 100a inner walls can be big less than other spaces not in contact with air hose 100a inner walls accordingly
It is small；Grid passage 133 is dimensioned to essentially identical one side and can make fluid fast and stable, it on the other hand can be with
The liquid mass flow inside air hose 100a is made to be evenly distributed, avoids air hose 100a internal irregularities, to reduce fluid (gas)
Flow losses in air hose 100a improve the efficiency of centrifugal blower 200.
Preferably, refer to such as 3, above-mentioned grid 130 can be set according to following size：The width of grid 130
For D, a length of a of grid passage 133, width b, wherein a=b=(0.1-0.2) × D, according to above-mentioned side in the utility model
Formula sets the size of grid 130, can significantly reduce the flow blockage ratio inside air hose 100a, while can improve stream again
Dynamic stability and uniformity.
It should be noted that 133 spatial form of grid passage of grid 130 can be square, rectangle and diamond shape,
It is not specifically limited herein.
It is further used as preferably, the thickness h of grid 130 can be equal to 0.2-0.3 times of grid in the utility model
The width of grid 130, it is possible to further reduce the flow blockage ratio inside air hose 100a, while flow stability can be improved again
And uniformity.
The grid 130 can be integrally formed to prepare, and 130 and first air inlet pipe of grid, second air inlet pipe
It may each be by being integrally formed what is prepared, i.e., air hose 100a can be made of one piece.It is integrally formed the air hose prepared
100a better mechanical properties can have longer service life.
In another embodiment, first partition 131 and second partition 132 can be welding, and weld inlet air after welding
The inside of pipe 100a.In other embodiments, the grid 130 that first partition 131 and second partition 132 are formed after welding,
It can also be the inside for being removable installed in air hose 100a；Grid 130 is removable installed in the inside of air hose 100a,
In order to which grid 130 is disassembled cleaning, repair etc., to extend the service life of grid 130.
In yet another embodiment, first partition 131 and second partition 132 can be detachably connected, in detail, can
First partition 131 to be first arranged to the inside of air hose 100a, then second partition 132 is connected with first partition 131.Further
Ground can set notch in first partition 131, and second partition 132 can be embedded at the notch, realize first partition 131 and the
Two partition plates 132 are detachably connected.
Preferably, internal diameter of the second above-mentioned air inlet pipe away from 130 one end of grid is less than the second air inlet pipe close to net
The internal diameter of 130 one end of grid, i.e. the second air inlet pipe can gradually gather the fluid wherein flowed, and then reduce fluid loss,
Improve the efficiency of centrifugal blower 200.
Fig. 4 is refer to, foregoing centrifugal blower 200 further includes the first pipe portion 121 and the second pipe portion 122,121 He of the first pipe portion
Second pipe portion 122 can connect the air inlet of 200 both sides of centrifugal blower respectively；First pipe portion 121 and the second pipe portion 122 away from from
One end of 200 air inlet of heart wind turbine is all connected with above-mentioned second blast pipe 120, opens centrifugal blower 200, and fluid (gas) can be
Under the action of centrifugal blower 200, from the first blast pipe 110 into the inside of Gas inlet tube 100a, pass through in fluid in air hose 100a
After grid 130 by stabilization, uniformly, enter back into the second blast pipe 120, and uniformly from the first pipe portion 121 and the second pipe portion 122
Centrifugal blower 200 is sent to, avoids the disorder of tube fluid, in 130 and first pipe portion 121 of grid and the second pipe portion 122
Effect is lower the fluid inside wind turbine 10 will be made more to stablize, be uniformly distributed, and then improves the efficiency of wind turbine 10.
It should be noted that the quantity of the grid 130 set in air hose 100a can be 1,2,3 etc.,
This is not especially limited.When the quantity of grid 130 is more than 1, the grid passage 133 that sets on adjacent grid 130
Can be Heterogeneous Permutation, so when fluid it is scattered by evenly.
In the present embodiment, it is also provided with another air hose 100b, the structure of air hose 100b and air hose 100a's
Structure is similar, and air hose 100b can connect the air outlet of centrifugal blower 200；After centrifugal blower 200 is opened, fluid (gas) can
To flow to grid 130 from the first air inlet pipe of air hose 100a, second is passed through after stablizing, being uniformly distributed by grid 130
Air inlet pipe, then by the first pipe portion 121 and the second pipe portion 122 can gas is stable, be equably sent into centrifugal blower 200,
Under the action of the impeller acting of centrifugal blower 200, air hose 100b is fed gas into, it is finally by air hose 100b that gas is steady
Fixed, low-loss vector point.
The operation principle of wind turbine 10 is：It opens centrifugal blower 200 and provides power, stream to the entire system there is provided wind turbine 10
Body (gas) is from the first air inlet pipe of air hose 100a into the inside of Gas inlet tube 100a, in the net that fluid (gas) passes through air hose 100a
During grid 130, the big whirlpool for making fluid is broken, the small whirlpool after smashing respectively by each grid passage 133 of grid 130,
And in grid passage 133 that energy possessed by whirlpool is quickly depleted, reaching makes fluid immediate stability, disorderly without occurring
Disorderly, after big whirlpool is broken air hose 100a internal flow mass flows can also be uniformly distributed, and then makes the first pipe portion 121 and the
The mass flow of two pipe portions 122 is identical, you can improves wind turbine 10 so that centrifugal blower 200 to be given to provide good air inlet environment
Efficiency；After fluid (gas) enters centrifugal blower 200 under the action of impeller acting, fluid is sent into air hose 100b, air hose
100b can direct fluid to target point, and the grid 130 in air hose 100b can be such that the flowing of fluid more stablizes, so as to drop
Flow losses of the low fluid (gas) inside air hose 100b.
In conclusion the air hose of the utility model and the advantageous effect of wind turbine are：The air hose passes through increased net in pipeline
Grid can make the whirlpool inside pipeline dissipate rapidly, achieve the purpose that make Bottomhole pressure stable and uniform, so as to be in tube body
The more uniform flowing of the gas mass flow distribution in portion is more stablized；The air hose of the utility model need not pass through length
It realizes the stabilization of internal gas flow, and then reduces air hose, the floor space of wind turbine and manufacture cost etc..The wind turbine can utilize
The whirlpool that the whirlpool and blower interior that the grid set inside air hose will be generated inside pipeline due to bend generate destroy, and allow pipeline
The state that internal flowing tends towards stability, reduces Bottomhole pressure loss, and the mass flow distribution for making tubular body is more uniform.This
The wind turbine of utility model improves in the prior art, it is necessary to which blast pipe is extended to long enough can make into centrifugal blower
Fluid stable, and the problem of even into centrifugal blower, the utility model does not limit the size of blast pipe, even if blast pipe
Falling short of can also utilize grid to realize stablizing and being uniformly distributed for fluid, save the space of production, reduce production
Difficulty.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modifications, equivalent replacements and improvements are made should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of air hose, which is characterized in that including the first blast pipe, the second blast pipe and grid, first blast pipe connects
Second blast pipe is connected to, the grid is arranged between first blast pipe and second blast pipe, the net
Grid includes first partition and second partition, and the first partition and the second partition are arranged in a crossed manner.
2. air hose according to claim 1, which is characterized in that the first partition and second partition shape arranged in a crossed manner
Into the grid passage that can be used in through fluid, the length and width of the grid passage is the width of the grid
0.1-0.2 times.
3. air hose according to claim 1, which is characterized in that the thickness of the grid is the width of the grid
0.2-0.3 times.
4. air hose according to claim 1, which is characterized in that the grid is integrally formed.
5. air hose according to claim 1, which is characterized in that the first partition is welding with the second partition or can
Dismantling connection.
6. air hose according to claim 1, which is characterized in that second blast pipe away from first blast pipe one
The internal diameter at end is less than internal diameter of second blast pipe close to described first blast pipe one end.
7. a kind of wind turbine, which is characterized in that including centrifugal blower and claim 1-6 any one of them air hoses, the air hose
Connect the air inlet of the centrifugal blower.
8. wind turbine according to claim 7, which is characterized in that the centrifugal blower further includes the first pipe portion and the second pipe
Portion, first pipe portion and the second pipe portion connect the air inlet of the centrifugal blower both sides respectively.
9. wind turbine according to claim 8, which is characterized in that first pipe portion and second pipe portion away from it is described from
One end of heart wind turbine connects second blast pipe.
10. wind turbine according to claim 7, which is characterized in that the wind turbine further includes another and connects the wind turbine
The air hose of air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721310311.3U CN207420978U (en) | 2017-10-12 | 2017-10-12 | Air hose and wind turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721310311.3U CN207420978U (en) | 2017-10-12 | 2017-10-12 | Air hose and wind turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207420978U true CN207420978U (en) | 2018-05-29 |
Family
ID=62310976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721310311.3U Active CN207420978U (en) | 2017-10-12 | 2017-10-12 | Air hose and wind turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207420978U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107725486A (en) * | 2017-10-12 | 2018-02-23 | 重庆通用工业(集团)有限责任公司 | Airduct and blower fan |
-
2017
- 2017-10-12 CN CN201721310311.3U patent/CN207420978U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107725486A (en) * | 2017-10-12 | 2018-02-23 | 重庆通用工业(集团)有限责任公司 | Airduct and blower fan |
| WO2019072006A1 (en) * | 2017-10-12 | 2019-04-18 | 重庆通用工业(集团)有限责任公司 | Air duct and fan |
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