CN208157876U - Integrated rain-proof sand-proof low-resistance air inlet structure and power station - Google Patents

Abstract

The utility model discloses integrated rain-proof sand-proof low-resistance air inlet structure and power stations, are related to power station flashing, wind proofing sand technical field.A kind of integrated rain-proof sand-proof low-resistance air inlet structure is applied to power station.It includes framework, filter screen, loading plate and can opening and closing device.The first through hole for being connected to accommodating space is offered on loading plate.The second through-hole for being connected to accommodating space can be offered on opening and closing device, can opening and closing device can turn on or off the second through-hole.Offer accommodating space in framework, loading plate, filter screen and can opening and closing device be removably attachable to framework, and be set in turn in accommodating space.Framework is connected to cabin bottom, and accommodating space is connected to inside cabin by first through hole.A kind of power station uses above-mentioned integrated rain-proof sand-proof low-resistance air inlet structure.Integrated rain-proof sand-proof low-resistance air inlet structure provided by the utility model and the effective flashing, wind proofing of power station energy are husky, and are avoided that blocking caused by splashing silt.

Description

Integrated rain-proof sand-proof low-resistance air inlet structure and power station

Technical field

It is low in particular to integrated rain-proof sand-proof the utility model relates to power station flashing, wind proofing sand technical field Hinder air inlet structure and power station.

Background technique

Currently, power station generally uses side air inlet mode, sand and dust filtering is carried out using porous material, air inlet effect is by outer Boundary's wind direction is affected, especially when air inlet front windward when, filter device will also receive the filter capacity of rainwater, dust storm greatly It influences.And ground window air inlet with protect consider also fewer in the development and design in power station, and power station drive a vehicle to paddle, mud When section, the silt of splashing is by the use condition of severe exacerbation chassis lower part air inlet filtering device.

Utility model content

The purpose of this utility model is to provide a kind of integrated rain-proof sand-proof low-resistance air inlet structures, can be effective right Integrated rain-proof sand-proof low-resistance caused by it is husky that power station carries out flashing, wind proofing, and silt splashes when power station can be avoided to transport simultaneously Air inlet structure blockage problem.

The another object of the utility model is to provide a kind of power station, and it is husky effectively to carry out flashing, wind proofing to power station, And integrated rain-proof sand-proof low-resistance air inlet structure blockage problem caused by silt splashes when power station can be avoided to transport simultaneously.

The utility model provides a kind of technical solution：

A kind of integrated rain-proof sand-proof low-resistance air inlet structure, is applied to power station, and the power station includes cabin and power generation dress Set, the power generator is set to the inside of the cabin, the integrated rain-proof sand-proof low-resistance air inlet structure include framework, Filter screen, loading plate and can opening and closing device.Accommodating space is offered inside the framework, and accommodating space is passed through along first direction Wear the framework.The loading plate, the filter screen and it is described can opening and closing device be removably attachable to the framework, and The loading plate, the filter screen and it is described can opening and closing device set gradually in the accommodating space along the first direction. The first through hole for being connected to the accommodating space is offered on the loading plate.Described can offer on opening and closing device is connected to institute State the second through-hole of accommodating space, and it is described can opening and closing device can open second through-hole, or to close described second logical Hole.The framework is connected to the cabin bottom, and the accommodating space is connected to the cabin by the first through hole It is internal.

Further, it is described can opening and closing device include fixed plate and movable plate, the fixed plate is removably attachable to institute Framework is stated, and second through-hole is opened in the fixed plate, the movable plate is movably connected on the fixed plate, and institute Stating movable plate the relatively described fixed plate activity and can close second through-hole or open second through-hole.

Further, multiple second through-holes are offered in the fixed plate, multiple second through-holes are along second party To being alternatively arranged, the quantity of the movable plate is corresponding with the quantity of second through-hole, and the activity of multiple movable plates is even Be connected to the fixed plate, and can it is mobile relative to the fixed plate and it is corresponding close multiple second through-holes or it is corresponding open it is more A second through-hole.

Further, the width of second through-hole is equal with the distance between two neighboring second through-hole, each The width of the movable plate is equal with the width of the through-hole.

Further, the movable plate is coplanar with the side of the fixed plate close to the side of second through-hole.

Further, the integrated rain-proof sand-proof low-resistance air inlet structure further includes heating element, the heating element It is connected to side of the movable plate far from second through-hole.

Further, the integrated rain-proof sand-proof low-resistance air inlet structure further includes latch structure, described to be opened and closed dress It sets and the framework is removably attachable to by the latch structure.

Further, the latch structure is connected to the internal perisporium of the accommodating space, and the side of the loading plate opens up There is third through-hole, the latch structure is placed in the third through-hole.

Further, the filter screen includes multiple first filter screen units and multiple second filter screen units, and multiple described One filter screen unit is connected with each other and is staggered with multiple second filter screen units, and each first filter screen unit is and often A second filter screen unit forms angle.

A kind of power station, including integrated rain-proof sand-proof low-resistance air inlet structure.The power station includes cabin and power generator, The power generator is set to the inside of the cabin.The integrated rain-proof sand-proof low-resistance air inlet structure includes framework, mistake Strainer, loading plate and can opening and closing device.Accommodating space is offered inside the framework, and accommodating space runs through along first direction The framework, the loading plate, the filter screen and it is described can opening and closing device be removably attachable to the framework, and institute State loading plate, the filter screen and it is described can opening and closing device set gradually in the accommodating space along the first direction.Institute State the first through hole for offering on loading plate and being connected to the accommodating space.It is described can offer on opening and closing device be connected to it is described Second through-hole of accommodating space, and it is described can opening and closing device can open second through-hole, or close second through-hole. The framework is connected to the cabin bottom, and the accommodating space is connected in the cabin by the first through hole Portion.

Compared with prior art, integrated rain-proof sand-proof low-resistance air inlet structure provided by the utility model and power station is beneficial Effect is：

Integrated rain-proof sand-proof low-resistance air inlet structure provided by the utility model and power station can be by being set to cabin bottom Portion, and accommodating space can be made to be connected on the inside of cabin by first through hole, integrated rain-proof sand-proof low-resistance can be passed through Air inlet structure from cabin bottom to cabin inside enter the wind, setting rain-proof structure bring windage can be saved at the top of cabin, can be straight It connected cabin and carries out rain-proof.And the part grit in air-flow can be enabled to be detached from air-flow by self gravity, complete grit Primary filtration；When air-flow pass through can opening and closing device, can by filter screen to air-flow progress secondary filter, can further filter off Part grit in air-flow reached to the effect of grit efficiently separates in air-flow, guaranteed integrated rain-proof sand-proof low-resistance air inlet Structure effectively filters off the grit in air-flow.In addition, power station transport when, can by can opening and closing device closing the second through-hole, i.e., It is avoided that the case where silt to splash in transportational process enters accommodating space blocking filter screen, guarantees that power station can be in due course It carries out stablizing effective work.That is, integrated rain-proof sand-proof low-resistance air inlet structure and power station can have both under stationary state simultaneously Flashing, wind proofing sand and travel position under flashing, wind proofing it is husky.

Detailed description of the invention

It, below will be to use required 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 appreciated that the following drawings illustrates only some embodiments of the utility model, therefore should not be by Regard the restriction to range 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 that the detonation configuration for the integrated rain-proof sand-proof air inlet structure that the first embodiment of the utility model provides shows It is intended to；

Fig. 2 is the structural representation for the integrated rain-proof sand-proof air inlet structure that the first embodiment of the utility model provides Figure；

Fig. 3 is the cross-sectional view for the integrated rain-proof sand-proof air inlet structure that the first embodiment of the utility model provides；

Fig. 4 is the enlarged structure schematic diagram in Fig. 3 at IV；

Fig. 5 is the enlarged structure schematic diagram for the filter screen part that the first embodiment of the utility model provides.

Icon：10- integrated rain-proof sand-proof low-resistance air inlet structure；100- framework；110- accommodating space；200- carrying Plate；210- first through hole；220- third through-hole；300- filter screen；The first filter screen unit of 310-；The second filter screen unit of 320-； 400- can opening and closing device；410- fixed plate；The second through-hole of 411-；420- movable plate；421- heating element；500- latch structure.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Obviously, it is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.

Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention 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, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all Belong to the range of the utility model protection.

It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.

In the description of the present invention, it should be understood that term " on ", "lower", "inner", "outside", "left", "right" etc. The orientation or positional relationship of instruction be based on the orientation or positional relationship shown in the drawings or the utility model product use when The orientation or positional relationship that the orientation or positional relationship or those skilled in the art usually put usually understand, be only for Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second " etc. are only used for distinguishing description, it is not understood to indicate or imply relatively important Property.

In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, " setting ", Terms such as " connections " shall be understood in a broad sense, for example, " connection " may be a fixed connection, may be a detachable connection, or one Ground connection；It can be mechanical connection, be also possible to be electrically connected；Can be and be directly connected to, can also by between intermediary in succession It connects, can be the connection inside two elements.For the ordinary skill in the art, can understand as the case may be The concrete meaning of above-mentioned term in the present invention.

With reference to the accompanying drawing, specific embodiment of the present utility model is described in detail.

First embodiment

Referring to Fig. 1, present embodiments providing a kind of integrated rain-proof sand-proof low-resistance air inlet structure 10, it is applied to electricity It stands.Wherein, power station includes cabin and power generator, and power generator is set to inside cabin, integrated rain-proof sand-proof low-resistance into Wind structure 10 is set to cabin bottom.Integrated rain-proof sand-proof air inlet mechanism effectively can carry out flashing, wind proofing sand to power station, And 10 blockage problem of integrated rain-proof sand-proof low-resistance air inlet structure caused by silt splashes when power station can be avoided to transport simultaneously. It is set to cabin bottom by integrated rain-proof sand-proof low-resistance air inlet structure 10, cabin is directly prevented by itself Rain function can save design rain insensitive device, and further avoid rain insensitive device bring windage.

Please refer to Fig. 1, Fig. 2 and Fig. 3, wherein integrated rain-proof sand-proof low-resistance air inlet structure 10 includes framework 100, filter screen 300, loading plate 200, can opening and closing device 400, latch structure 500 and heating element 421.Wherein, in framework 100 Portion offers accommodating space 110, and accommodating space 110 runs through framework 100 along first direction.Filter screen 300, loading plate 200, Can opening and closing device 400, latch structure 500 and heating element 421 be all set in inside accommodating space 110, that is, pass through framework 100 To filter screen 300, loading plate 200, can opening and closing device 400, latch structure 500 and heating element 421 carrying is provided, in order to mistake Strainer 300, loading plate 200, can opening and closing device 400, latch structure 500 and heating element 421 can have the environment of steady operation.

Wherein, when integrated rain-proof sand-proof low-resistance air inlet structure 10 is installed on cabin, first direction is referred to, from Integrated rain-proof sand-proof low-resistance air inlet structure 10 is far from cabin side to the direction for the side being set to inside cabin.That is, the One direction is that integrated rain-proof sand-proof low-resistance air inlet structure 10 is passed through from the outside of cabin to the direction inside cabin.

Wherein, loading plate 200, filter screen 300 and can opening and closing device 400 be removably attachable to framework 100, and hold Support plate 200, filter screen 300 and can opening and closing device 400 be all set in inside accommodating space 110.In addition, framework 100 is connected to cabin Body bottom.First through hole 210 is provided on loading plate 200, and first through hole 210 is connected to accommodating space 110.Further , accommodating space 110 is connected to inside cabin by first through hole 210.The second through-hole 411 can be offered on opening and closing device 400, And can opening and closing device 400 can open the second through-hole 411 or close the second through-hole 411.

It should be noted that wherein, can opening and closing device 400 be connected to side of the framework 100 far from cabin, can make can Opening and closing device 400 is connected to the external world, Ji Nengcong by the second through-hole 411 in accommodating space 110 when opening the second through-hole 411 External world's air inlet.Wherein, when can opening and closing device 400 open the second through-hole 411 when, external air flow can be flowed by the second through-hole 411 Accommodating space 110, cocurrent is through filter screen 300, and then air-flow is flowed into inside cabin by first through hole 210, can complete pair Air inlet inside cabin.Wherein, air-flow is from cabin bottom air inlet, then the part grit in air-flow can be enabled in self gravity Effect is lower to be detached from air-flow, completes the primary filtration of grit in air-flow；Then air-flow flows through filter screen 300, how to pass through filter screen 300 pairs of air-flows carry out secondary filter, by filtering twice so that the grit content in air-flow is reduced, are avoided that grit to hair point The influence of device effectively completes the function of sand-proof.When transporting power station, can pass through can the closing of opening and closing device 400 second Through-hole 411 is just avoided that the silt to splash during transportation enters to accommodating so that accommodating space 110 is isolated with the external world Space 110 is then avoided that the case where silt of splashing blocks filter screen 300, can guarantee that integrated rain-proof sand-proof low-resistance is entered the wind Structure 10 effectively steadily works.

In the present embodiment, can opening and closing device 400 framework 100 is removably attachable to by latch structure 500.Wherein insert Latch structure 500 is connected to the internal perisporium of accommodating space 110 so that can opening and closing device 400 be connected to the inner circumferential of accommodating space 110 Wall.

It should be appreciated that in other embodiments, the setting of latch structure 500 can be cancelled, pass through other connection types So that can opening and closing device 400 be connected to framework 100.For example, the mode being connected by screw to, or by way of bonding etc..

Can opening and closing device 400 include fixed plate 410 and movable plate 420, fixed plate 410 is detachable by latch structure 500 Ground is connected to framework 100, and the second through-hole 411 is opened in fixed plate 410, and the second through-hole 411 runs through fixed plate 410 And it is connected to accommodating space 110.Movable plate 420 is movably connected on fixed plate 410, and movable plate 420 can opposing fixed plate 410 Activity simultaneously closes the second through-hole 411 or opens the second through-hole 411.

Further, wherein in the present embodiment, multiple second through-holes 411, and second are offered in fixed plate 410 Through-hole 411 is alternatively arranged in a second direction.Corresponding, the quantity of movable plate 420 is multiple, and the quantity of movable plate 420 Corresponding with the quantity of the second through-hole 411, multiple movable plates 420 can 410 activity of opposing fixed plate and corresponding closing multiple second Through-hole 411 or corresponding multiple second through-holes 411 of opening.That is, each movable plate 420 corresponds to second through-hole 411, each Corresponding second through-hole 411 is closed or opened to 410 activity of energy opposing fixed plate of movable plate 420 simultaneously.

In the present embodiment, the width of the second through-hole 411 is equal with the distance between two neighboring second through-hole 411, and And the width of each movable plate 420 is equal with the width of the second through-hole 411.Enable movable plate 420 be moved to two it is adjacent In fixed plate 410 between second through-hole 411, in order to fully open the second through-hole 411.It should be appreciated that in other implementations In example, above-mentioned set-up mode can be different, for example, the distance between two neighboring second through-hole 411 is greater than the second through-hole 411 Width, the width of movable plate 420 is then greater than between the width of the second through-hole 411 and less than two adjacent second through-holes 411 Distance equally can close the second through-hole 411 by movable plate 420, and movable plate 420 can be made to be moved to two the second through-holes To open the second through-hole 411 in fixed plate 410 between 411.

It should be noted that in the present embodiment, the outer profile of fixed plate 410 is square, 411 self-retaining plate of the second through-hole 410 wherein side extends to the opposite other side of fixed plate 410, and the second through-hole 411 extends perpendicularly to second Direction.

In addition, in the present embodiment, movable plate 420 is total close to the side of the second through-hole 411 and the side of fixed plate 410 Face can enable movable plate 420 to fit in the sliding of fixed plate 410, can open the second through-hole 411 in movable plate 420 and be bonded A large amount of space is saved, when fixed plate 410 convenient for the Miniaturization Design of integrated rain-proof sand-proof low-resistance air inlet structure 10.And And can guarantee that movable plate 420 closes the stability of the second through-hole 411, avoid the overturning of movable plate 420 from causing to the second through-hole 411 Imprecise situation.

It should be noted that in the present embodiment, integrated rain-proof sand-proof low-resistance air inlet structure 10 further includes driving knot Structure (not shown), driving structure are connected to movable plate 420, so that driving structure can drive 420 opposing fixed plate 410 of movable plate Activity.Wherein driving structure can be motor or fluid pressure drive device etc..

In addition, in the present embodiment, movable plate 420 can fit in the movement of fixed plate 410, it is logical to close or open second Hole 411.It should be appreciated that in other embodiments, the connection type between movable plate 420 and fixed plate 410 can be different, example Such as, movable plate 420 is rotationally connected with fixed plate 410, so that movable plate 420 can the overturning of opposing fixed plate 410 and selectively The second through-hole 411 is covered on to close the second through-hole 411, or overturning is to fitting in fixed plate 410 to open the second through-hole 411.That is, in other embodiments, can opening and closing device 400 can be using the movable devices such as air intake grid or movable shutters.

Fig. 1, Fig. 3 and Fig. 4 are please referred to, in addition, heating element 421 is connected to movable plate 420 far from the second through-hole 411 Side.Can be avoided by the heat effect of heating element 421 under cold environment can opening and closing device 400 be frozen, guarantee It can the stable work of opening and closing device 400.

It should be appreciated that in other embodiments, heating element 421 can also be arranged according to the weather of use environment, that is, exist High temperature area can then cancel the setting of heating element 421.

Fig. 1 and Fig. 2 are please referred to, the inside of loading plate 200 offers multiple first through hole 210, and multiple first Through-hole 210 is arranged in arrays.Loading plate 200 can be used for operator and trample, to carry the weight of operator.

Wherein, in the present embodiment, the side of loading plate 200 fits in the internal perisporium setting of accommodating space 110.In addition, The side of loading plate 200 offers third through-hole 220, so that latch structure 500 can be placed in inside third through-hole 220, protects Card loading plate 200 is connected to the stability of framework 100, and can guarantee the stability of latch structure 500.

Fig. 1 and Fig. 5 are please referred to, filter screen 300 includes multiple first filter screen units 310 and multiple second filter screen units 320, multiple first filter screen units 310 are connected with each other and are staggered with multiple second filter screen units 320.Also, each first Filter screen unit 310 forms angle with each second filter screen unit 320.A section of filter screen 300 can be made in broken line Shape can increase the filter area of filter screen 300, improve the effect of filtering grit, and can reduce ventilation resistance, guarantee air inlet Smooth stabilization.

In addition, can be according to the number of plies of actual demand setting filter screen 300 and the mesh number of each filter screen 300.

The integrated rain-proof sand-proof low-resistance air inlet structure 10 provided in the present embodiment by being set to cabin bottom, and Accommodating space 110 can be made to be connected on the inside of cabin by first through hole 210, can by integrated rain-proof sand-proof low-resistance into Wind structure 10 from cabin bottom to cabin inside enter the wind, setting rain-proof structure bring windage can be saved at the top of cabin, can be straight It connected cabin and carries out rain-proof.And the part grit in air-flow can be enabled to be detached from air-flow by self gravity, complete grit Primary filtration；When air-flow pass through can opening and closing device 400, can by filter screen 300 to air-flow progress secondary filter, can be into one Step filters off the part grit in air-flow, reaches to the effect of grit efficiently separates in air-flow, guarantees that integrated rain-proof sand-proof is low Resistance air inlet structure 10 effectively filters off the grit in air-flow.In addition, can pass through can the closing of opening and closing device 400 when power station is transported Second through-hole 411 is avoided that the silt to splash in transportational process enters the case where accommodating space 110 blocks filter screen 300, protects Card power station can carry out stablizing effective work in due course.That is, integrated rain-proof sand-proof low-resistance air inlet structure 10 can be same When have both flashing, wind proofing sand under stationary state and the flashing, wind proofing under travel position is husky.

Second embodiment

A kind of power station (not shown) is provided in the present embodiment, which employs above-mentioned integrated rain-proof sand-proof low-resistance into Wind structure 10.It is husky that the power station effectively can carry out flashing, wind proofing to power station, and silt splashes when power station can be avoided to transport simultaneously Caused by 10 blockage problem of integrated rain-proof sand-proof low-resistance air inlet structure.

The above descriptions are merely preferred embodiments of the present invention, 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 modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of integrated rain-proof sand-proof low-resistance air inlet structure, it is applied to power station, the power station includes cabin and power generator, The power generator is set to the inside of the cabin, which is characterized in that the integrated rain-proof sand-proof low-resistance air inlet structure Including framework, filter screen, loading plate and can opening and closing device；

Accommodating space is offered inside the framework, and accommodating space runs through the framework along first direction；

The loading plate, the filter screen and it is described can opening and closing device be removably attachable to the framework, and described hold Support plate, the filter screen and it is described can opening and closing device set gradually in the accommodating space along the first direction；

The first through hole for being connected to the accommodating space is offered on the loading plate；

It is described to offer the second through-hole for being connected to the accommodating space on opening and closing device, and it is described can opening and closing device can beat Second through-hole is opened, or closes second through-hole；

The framework is connected to the cabin bottom, and the accommodating space is connected to the cabin by the first through hole It is internal.

2. integrated rain-proof sand-proof low-resistance air inlet structure according to claim 1, which is characterized in that described to be opened and closed dress It sets including fixed plate and movable plate, the fixed plate is removably attachable to the framework, and second through-hole is opened in The fixed plate, the movable plate is movably connected on the fixed plate, and the movable plate can the relatively described fixed plate activity And it closes second through-hole or opens second through-hole.

3. integrated rain-proof sand-proof low-resistance air inlet structure according to claim 2, which is characterized in that in the fixed plate Offer multiple second through-holes, multiple second through-holes are alternatively arranged in a second direction, the quantity of the movable plate with The quantity of second through-hole is corresponding, and multiple movable plates are movably connected on the fixed plate, and can be relatively described solid Fixed board is mobile and corresponds to multiple second through-holes of closing or corresponding multiple second through-holes of opening.

4. integrated rain-proof sand-proof low-resistance air inlet structure according to claim 3, which is characterized in that second through-hole Width it is equal with the distance between two neighboring second through-hole, the width of the width of each movable plate and the through-hole It spends equal.

5. integrated rain-proof sand-proof low-resistance air inlet structure according to claim 2, which is characterized in that the movable plate leans on The side of nearly second through-hole is coplanar with the side of the fixed plate.

6. integrated rain-proof sand-proof low-resistance air inlet structure according to claim 2, which is characterized in that the one chemoprevention Rain sand-proof low-resistance air inlet structure further includes heating element, and it is logical far from described second that the heating element is connected to the movable plate The side in hole.

7. integrated rain-proof sand-proof low-resistance air inlet structure described in any one of -6 according to claim 1, which is characterized in that The integrated rain-proof sand-proof low-resistance air inlet structure further includes latch structure, it is described can opening and closing device pass through the latch structure It is removably attachable to the framework.

8. integrated rain-proof sand-proof low-resistance air inlet structure according to claim 7, which is characterized in that the latch structure It is connected to the internal perisporium of the accommodating space, the side of the loading plate offers third through-hole, and the latch structure is placed in In the third through-hole.

9. integrated rain-proof sand-proof low-resistance air inlet structure according to claim 1, which is characterized in that the filter screen packet Include multiple first filter screen units and multiple second filter screen units, multiple first filter screen units and multiple second strainer lists Member is connected with each other and is staggered, and each first filter screen unit forms angle with each second filter screen unit.

10. a kind of power station, which is characterized in that including the integrated rain-proof sand-proof as described in any one of claim 1-9 Low-resistance air inlet structure.