CN207920778U - The tower door of filtering window and wind power generating set - Google Patents
The tower door of filtering window and wind power generating set Download PDFInfo
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- CN207920778U CN207920778U CN201820287323.7U CN201820287323U CN207920778U CN 207920778 U CN207920778 U CN 207920778U CN 201820287323 U CN201820287323 U CN 201820287323U CN 207920778 U CN207920778 U CN 207920778U
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- 238000001914 filtration Methods 0.000 title claims abstract description 134
- 238000009423 ventilation Methods 0.000 claims abstract description 47
- 230000004888 barrier function Effects 0.000 claims abstract description 38
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- 239000000428 dust Substances 0.000 abstract description 14
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- 239000010410 layer Substances 0.000 description 182
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- 238000010248 power generation Methods 0.000 description 2
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
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- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The utility model provides a kind of tower door of filtering window and wind power generating set.Filtering window includes：Window-frame has ventilation opening；Barrier bed body, is installed in window-frame and covers ventilation opening, and barrier bed body includes more than two blades for being parallel to each other and spaced apart setting；First filter layer body is installed on the side in window-frame and positioned at barrier bed body, and the first filter layer body covers ventilation opening；With the second filter layer body, the side of the separate barrier bed body in window-frame and positioned at the first filter layer body is installed on the first filter layer body with being separated, and the second filter layer body covers ventilation opening, wherein the filtering accuracy of the first filter layer body is less than the filtering accuracy of the second filter layer body.It can promote the filter effect of tower in the case of the proper heat reduction for ensureing the electrical equipment in tower, dust impurity etc. avoided to enter inside tower, ensure the normal operation of the electrical equipment in tower, to promote the use reliability of entire wind power generating set.
Description
Technical field
The utility model is related to technical field of wind power generation more particularly to the towers of a kind of filtering window and wind power generating set
Door.
Background technology
Due to inside the tower of wind power generating set equipped with the electrical equipments such as converter cabinet, control cabinet, these electrical equipments and
The calorific value of its component is bigger, therefore in order to ensure each equipment normal work, needs to provide suitable environment temperature for it,
And each component the control of dust and salt fog in air is required it is relatively high, if koniology in tower is excessive, salt
Mist is excessive, temperature is excessively high, can seriously affect the normal work of the electrical equipment in wind power generating set.
Therefore, it will usually ventilation filter window be set on the tower door of wind power generating set, realized inside tower and extraneous
Air circulation between environment, and the impurity such as blown sand, dust in external environment are isolated, prevent external impurity from entering
Tower ensures the air quality inside tower, promotes the use reliability of wind power generating set.
But since wind power generating set is typically mounted on remote districts, thus be generally in high pollution, high sand and dust ring
In border, during the long-time service of filtering window, it can be overstock on filter cotton and adhere to excessive dust impurity, therefore can seriously affected
The ventilation filter effect of ventilation filter window, and be easy to block the electricity for causing intake not enough and then making inside tower because of filtering window
Gas equipment generates overtemperatute.Therefore the electrical equipment inside tower, is particularly at the converter cabinet and control cabinet of tower lower part
It is existing to be susceptible to electrical equipment pollution after ventilation filter window fails for the operation of equal electrical equipments and storage environment very severe
As to cause to seriously affect to electrical equipment.
In the prior art, a kind of method of ventilation of tower door is：By thicken ventilation filter window filter cotton thickness come
Its dirt exclusion capabilities is improved, but in use, the filter cotton by thickening is more easy in the environment of high pollution or high sand and dust
It results in blockage, therefore is easier to reduce the ventilation quantity in tower, to make the electrical equipment in tower overheating problem occur.It is another
Planting method of ventilation is：In order to ensure that the required ventilation quantity of the heat dissipation of the electrical equipment in tower removes filter cotton, though such method
It so ensure that heat dissipation effect, but sacrifice the degree of protection of tower, therefore be easy to cause the electrical equipment in tower by dirt
Dye, to electric insulation failure occur.
Therefore, there is an urgent need for a kind of tower doors of new filtering window and wind power generating set.
Utility model content
Embodiment according to the present utility model provides a kind of tower door of filtering window and wind power generating set, Neng Gou
In the case of the proper heat reduction for ensureing the electrical equipment in tower, the filter effect of tower is promoted, the entrance such as dust impurity are avoided
Inside tower, ensure the normal operation of the electrical equipment in tower, to promote the use reliability of entire wind power generating set.
According to the one side of the utility model embodiment, a kind of filtering for tower door of wind-driven generator set is provided
Window, including：Window-frame has ventilation opening；Barrier bed body, is installed in window-frame and covers ventilation opening, barrier bed body include two with
On be parallel to each other and spaced apart the blade of setting；First filter layer body is installed on the side in window-frame and positioned at barrier bed body, and
First filter layer body covers ventilation opening；With the second filter layer body, it is installed in window-frame with being separated simultaneously with the first filter layer body
Positioned at the side of the separate barrier bed body of the first filter layer body, and the second filter layer body covers ventilation opening, wherein the first filtering
The filtering accuracy of layer body is less than the filtering accuracy of the second filter layer body.
According to the one side of the utility model embodiment, window-frame includes the first installing frame and the second installing frame, barrier bed
Body, the first filter layer body and the second filter layer body are clipped between the first installing frame and the second installing frame.
According to the one side of the utility model embodiment, the first installing frame includes the first frame and is set around the first frame
The flange set, ventilation opening are set to the first frame, and the end far from the first frame of flange protrudes from barrier bed body.
According to the one side of the utility model embodiment, flange includes bottom plate, the top plate opposite with bottom plate and connection
Side plate between top plate and bottom plate, at least one of bottom plate and top plate are punched-plate.
According to the one side of the utility model embodiment, window-frame further includes baffle, and baffle inclined shore is in top plate and
Between one frame, to form inclined guide face between top plate and the first frame.
According to the one side of the utility model embodiment, the second installing frame includes the second frame and fixed plate, fixed plate
It can be connect with external support structure, the one side edge of the second frame is articulated and connected in fixed plate, and the second frame is another
Lateral edges are connect with external support structure.
According to the one side of the utility model embodiment, filtering window further includes flexible mat board, the first installing frame and/or
Two installing frames are contacted by flexible mat board with external support structure.
According to the one side of the utility model embodiment, filtering window further includes buffer unit, and buffer unit setting is the
Between one filter layer body and the first installing frame and/or between the second filter layer body and the second installing frame.
According to the one side of the utility model embodiment, filtering window further includes positioning column, and positioning column is arranged on window-frame,
First filter layer body and the second filter layer body are provided with location hole, positioning column pass through corresponding location hole by the first filter layer body and
Second filter layer body is fixed on window-frame.
According to the one side of the utility model embodiment, filtering window further includes holding assembly, and holding assembly is flexible ties
Structure and the side far from the first filter layer body for being set to the second filter layer body.
According to the one side of the utility model embodiment, filtering window further includes support member, and support member setting is the
Between one filter layer body and the second filter layer body, so as to keep preset distance between the first filter layer body and the second filter layer body.
According to the one side of the utility model embodiment, one end of support member is fixedly connected on the first filter layer body,
First filter layer body is resisted against the second filter layer body by the other end of support member.
According to the other side of the utility model embodiment, a kind of tower door of wind power generating set is additionally provided, is wrapped
Include above-mentioned filtering window.
To sum up, the tower door of the filtering window of the utility model embodiment and wind power generating set, by be arranged barrier bed body,
First filter layer body and the second filter layer body, when the air outside tower enters via filtering window inside tower, the first filtering
Layer body and the second filter layer body can twice be filtered to being mingled with aerial impurity, with by the way that filter twice will be in air
Impurity be effectively isolated, i.e., by impurities on the outside of filtering window, or be adsorbed on the first filter layer body and the second filter layer
On body.Thereby, it is possible to avoid causing wind power generating set to break down because sand and dust, sundries enter tower, so as to improve wind
The use reliability of power generator group ensures the generated energy of wind power generating set.And by the mistake successively of two filter layer bodies
Filter, can increase the reuse rate of filtering window, to improve the service life of filtering window, reduce the maintenance of wind power generating set
Cost.
Description of the drawings
This practicality may be better understood from the description below in conjunction with the accompanying drawings to specific embodiment of the present utility model
It is novel, wherein：
By reading referring to the drawings to being described in detail made by non-limiting embodiment, other spies of the utility model
Sign, objects and advantages will become more apparent upon, wherein same or analogous reference numeral indicates same or analogous feature.
Fig. 1 is the use state diagram according to the filtering window of the utility model embodiment；
Fig. 2 is cross-sectional view of the filtering window after the cutting of the directions A-A in Fig. 1；
Fig. 3 is the partial structurtes enlarged diagram of the part A of the filtering window of Fig. 2；
Fig. 4 is the partial structurtes enlarged diagram of the part B of the filtering window of Fig. 2；
Fig. 5 is the main structure diagram of the part-structure of the filtering window of Fig. 1 and Fig. 2.
Reference sign：
10- door bulk frames；
20- filtering windows；The first installing frames of 21-；The first frames of 211-；212- flanges；212a- top plates；212b- bottom plates；
212c- side plates；212d- permeable holes；213- baffles；214- support plates；22- barrier bed bodies；221- blades；The second installing frames of 23-；
231- fixed plates；The second frames of 232-；233- articulation pieces；24- the first filter layer bodies；25- the second filter layer bodies；26- buffer parts
Part；27- positioning columns；28- support members；29- flexible mat boards；
30- tower doors；
40- fasteners.
Specific implementation mode
The feature and exemplary embodiment of the various aspects of the utility model is described more fully below.It is retouched in detail in following
In stating, it is proposed that many details, in order to provide the comprehensive understanding to the utility model.But for people in the art
It will be apparent that the utility model can be implemented in the case of some details in not needing these details for member.
Below the description of embodiment is used for the purpose of providing to the more preferable of the utility model by showing the example of the utility model
Understanding.In the the accompanying drawings and the following description, at least part of known features and technology are not shown, to avoid to this reality
Unnecessary obscure is caused with novel；Also, for clarity, may be exaggerated the size of part-structure.It is identical attached in figure
Icon note indicates same or similar structure, thus will omit their detailed description.In addition, feature described below,
Structure or characteristic can be in any suitable manner incorporated in one or more embodiments.
The noun of locality of middle appearance described below is direction shown in figure, is not the filtering window to the utility model
Structure is defined.In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, art
Language " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or
It is integrally connected；It can be directly connected, can also be indirectly connected.For the ordinary skill in the art, visual tool
Body situation understands the concrete meaning of above-mentioned term in the present invention.
The filtering window that utility model embodiment provides can be applied in wind power generating set, such as mounted on wind-power electricity generation
On the tower door of unit, in the case where ensureing the normal ventilation quantity inside tower, impurity (such as the rain in external environment is prevented
Snow, sand and dust etc.) enter inside tower, tower inner air is polluted, or even influence the insulation between the electrical equipment in tower.When
Right the utility model embodiment is not limited to this, and in other embodiments, can also be applied the filtering window in other environments,
Such as filtering window can also be arranged and divulge information and be isolated in the structure of the impurity in external environment in other needs.
The utility model in order to better understand, with reference to Fig. 1 to Fig. 5 according to the filtering window of the utility model embodiment
It is described in detail.
Fig. 1 is the use state diagram according to the filtering window 20 of the utility model embodiment；Fig. 2 is the filtering in Fig. 1
Cross-sectional view of the window 20 after the cutting of the directions A-A.As depicted in figs. 1 and 2, tower is passed in and out simultaneously for the ease of operating personnel
Equipment inside tower is safeguarded, the tower of wind power generating set is provided with the tower door 30 to come in and go out for operating personnel, tower
Tube door 30 is mounted in a manner of openable on door bulk frame 10 at tower.In order to ensure the ventilation quantity in tower, tower door
Be provided with installation window on 30, filtering window 20 is mounted at the installation window, so as to tower can be realized by filtering window 20 with
The air circulation of external environment, and be filtered to entering the air inside tower.Therefore, in the utility model implementation below
In example, external support structure refers to tower door 30, and when filtering window 20 is mounted on other positions, external support structure is then
For other corresponding support members.
Certainly, in other examples, filtering window 20 can also be directly installed at the other positions of tower；Or
Person, can also by filtering window 20 be mounted on wind power generating set other positions, so as to meet other spaces air circulation and
Air filtration demand.
The utility model embodiment provide filtering window 20 include：Window-frame, barrier bed body 22, the first filter layer body 24 and
Two filter layer bodies 25.There is window-frame ventilation opening, barrier bed body 22 to be installed in window-frame and cover ventilation opening, and barrier bed body 22 includes
Multiple blades 221 for being parallel to each other and spaced apart setting, the first filter layer body 24 are installed in window-frame and positioned at barrier bed body 22
Side, and the first filter layer body 24 covers ventilation opening, and the second filter layer body 25 is pacified with being separated with the first filter layer body 24
Side loaded on the separate barrier bed body 22 in window-frame and positioned at the first filter layer body 24, and the covering of the second filter layer body 25 is logical
Air port, wherein the filtering accuracy of the first filter layer body 24 is less than the filtering accuracy of the second filter layer body 25.Illustratively, first
Filter layer body 24 can select the filter cotton of G3 ranks, and need to meet corresponding fire protection requirement；The mistake of second filter layer body 25
The rank of filter pulp should be higher than that the rank of the filter cotton of the first filter layer body 24, and also need to meet corresponding fire protection requirement.
Barrier bed body 22 and two filter layers are arranged in the filtering window 20 that the utility model embodiment provides as a result, by two
The filtering accuracy of filter layer carries out reasonable disposition, so as to be filtered to larger impurity via the first filter layer body 24,
And smaller impurity is filtered via the second filter layer body 25, to promote the filter effect of entire filtering window 20, avoid miscellaneous
Matter enters inside tower, and the electrical equipment placed to inside adversely affects.Since filtering window 20 has there are two filter layer,
Therefore the thickness of each filter layer is without being arranged blocked up, so during use, two filter layers are not easy by impurity
It is blocked, therefore is not interfered with the ventilation quantity of tower.Therefore it is not only able to meet the cooling requirements of the electrical equipment inside tower,
Ensure the normal power generation amount of wind power generating set, additionally it is possible to promote the air quality inside tower.
Fig. 3 is the partial structurtes enlarged diagram of the part A of the filtering window 20 of Fig. 2.As shown in Figures 2 and 3, according to this reality
With novel embodiment, brace foundation of the window-frame as entire filtering window 20, it is preferred to use metal material is made, and window-frame quilt
It is configured to frame-type structure, the hollow space of frame-type structure is then the ventilation opening for air circulation.Illustratively, window-frame includes first
Installing frame 21 and the second installing frame 23, wherein the first installing frame 21 is used to inwardly carry out entire filtering window 20 outside tower
It is fixed, and the second installing frame 23 is used to inside tower that entire filtering window 20 to be fixed outward.That is, the first installation
Frame 21 and the cooperation jointly of the second installing frame 23, and opposite to each other by the barrier bed body 22 being stacked, the first filter layer body 24 and the
Two filter layer bodies 25 are fixed at the installation window being arranged on tower door 30.
A specific example according to the present utility model, the first installing frame 21 are made of two parts, i.e., for tower door
The first frame 211 and be connected to the first frame 211 and stretched out to outside convex that the edge mate of installation window on 30 connects
Edge 212.In the present embodiment, illustratively, the installation window being arranged on tower door 30 be it is trapezoidal, so in order to installation window
Matching, the outer profile of the first frame 211 itself and the shape of the ventilation opening opened up thereon are all trapezoidal.Flange 212 is continuously
It is centered around the periphery of the ventilation opening on the first frame 211, and flange 212 is directed away from the direction extension of the first frame 211,
That is flange 212 includes the top plate 212a, the bottom plate 212b opposite with top plate 212a and connection for being centered around ventilation opening periphery
Side plate 212c between top plate 212a and bottom plate 212b, since ventilation opening is trapezoidal, so flange 212 includes being connected to
Two side plate 212c between top plate 212a and bottom plate 212b.Certainly, the utility model is for installing window, the i.e. entirety of window-frame
Shape is not defined.In other examples, window-frame can also be only made of the first frame 211, at this point, barrier bed body
22, the first filter layer body 24 and the second filter layer body 25 can be equally fixed at the installation window of tower door 30 via window-frame.
Barrier bed body 22 is fixed on the installation window of tower door 30 by the first installing frame 21, and barrier bed body 22 is located at
The whole outside of filtering window 20.Exemplary embodiment according to the present utility model, barrier bed body 22 include more than two blades
221, more than two blades 221 are mounted in a manner of being spaced and is parallel between two side plate 212c of flange 212, and
And more than two blades 221 is made to cover the ventilation opening being arranged on the first frame 211.Thus the shape between each two blade 221
At ventilation gap, to allow the air outside tower to enter inside tower via multiple ventilation gaps and ventilation opening.Pass through setting
Barrier bed body 22 can stop larger impurity, and larger impurity is avoided directly to hit the first internal filter layer body 24
With the second filter layer body 25, and the first filter layer body 24 and the second filter layer body 25 are caused to damage.And it is preferred that by multiple leaves
Piece 221 is mounted in such a way that leading edge tilts down between two side plate 212c, so as to prevent rain by multiple blades 221
Water enters via filtering window 20 inside tower.
Certainly, it for mounting means the utility model embodiment of more than two blades 221 and is not limited, example
Property, multiple blades 221 can directly be connect with two side plate 212c.In addition, in other examples, it can also be in flange
The inside casing to extend internally is arranged in 212 inner wall, and multiple blades 221 can be then indirectly attached to inside flange 212 by the inside casing.
In addition, multiple blades 221 can also be periodically installed between the top plate 212a of flange 212 and bottom plate 212b, as long as can lead to
It crosses barrier bed body 22 and forms layer protective layer at ventilation opening.
Exemplary embodiment according to the present utility model, the end far from the first frame 211 of flange 212, which protrudes from, blocks
Layer body 22, to which a cricoid extension edge can be formed in the periphery of barrier bed body 22 by flange 212, that is to say, that mistake
The outline border for filtering window 20 is stretched out towards tower outside.The cricoid extension edge formed as a result, in ventilation opening periphery by flange 212,
When encountering sleety weather, can by further preventing sleet from entering inside tower by the ventilation opening of filtering window 20, so
The roof leaking risk that filtering window 20 can be reduced, so as to further increase the security reliability of wind power generating set.
Fig. 4 is the partial structurtes enlarged diagram of the part B of the filtering window 20 of Fig. 2.One according to the present utility model excellent
The embodiment of choosing, as shown in figure 4, the top plate 212a and/or bottom plate 212b of flange 212 are punched-plate, the i.e. top plate of flange 212
212a and/or bottom plate 212b has multiple permeable hole 212d.As a result, when rainwater or impurity fall on the top plate 212a of flange 212
Upper surface after, then can via the permeable hole 212d on top plate 212a to whereabouts, and make impurity will not be deposited in flange 212
Top plate 212a on.Similarly, when rainwater or impurity enter filtering window 20 via the gap between multiple blades 221 and reach
It, then can be via the permeable hole 212d on bottom plate 212b to whereabouts, so impurity and rainwater are same when at the bottom plate 212b of flange 212
It will not be deposited at the bottom plate 212b of flange 212.Therefore it can avoid accumulating excessive impurity, Jin Erzao on flange 212
The phenomenon that being blocked at the first filter layer body 24.
An optional embodiment according to the present utility model drops down onto the upper surfaces top plate 212a of flange 212 in order to prevent
Impurity and rainwater enter inside filtering window 20 via the permeable hole 212d of top plate 212a, to cause the first filter layer body 24 stifled
Plug or impurity and rainwater enter inside tower, and filtering window 20 further includes baffle 213, and baffle 213 is obliquely supported on flange 212
Top plate 212a and the first frame 211 between, to form inclined guide face between top plate 212a and the first frame 211.When
So, the Support Position for baffle 213 between top plate 212a and the first frame 211, the utility model embodiment and without
It limits, baffle 213 can be respectively supported at 211 respective medium position of top plate 212a and the first frame, or be respectively supported at
211 respective terminal position of top plate 212a and the first frame (i.e. close to the position of outer ledge).In this way, dropping down onto flange 212
Sleet at top plate 212a either sand and dust then can the guiding function of baffle 213 glide drop down onto top plate 212a front end or
It is to be slid downwards directly off top plate 212a.Thus, it is possible to effectively avoid rainwater that window-frame made of metal is made to generate corrosion.
Continuing with referring to Fig. 3 and Fig. 4, exemplary embodiment according to the present utility model, the first filter layer body 24 and second
Filter layer body 25 be arranged compared to barrier bed body 22 closer to the side inside tower, and the first filter layer body 24 and second
Filter layer body 25 is covered each by ventilation opening.First filter layer body 24 is located between barrier bed body 22 and the second filter layer body 25, is
The whole filter effect of filtering window 20 is promoted, the filtering accuracy of the second filter layer body 25 is higher than the filtering of the first filter layer body 24
Precision.The structure composition of certain first filter layer body 24 and the second filter layer body 25 can be the same or different, illustratively,
25 construction having the same of first filter layer body 24 and the second filter layer body all includes filter pulp, strainer and flanging.Wherein, strainer
It is arranged in the both sides of filter pulp, i.e. strainer clamps filter cotton from both sides.The periphery in strainer is arranged in flanging, is used for strainer and filter pulp
It is pressed on inside flanging and forms whole layer structure.Specifically, flanging can be consecutively provided in the marginal position of strainer, lead to
It crosses and compresses the neighboring of filter pulp and strainer to make filter pulp and strainer fit closely.
Fig. 5 is the main structure diagram of the part-structure of the filtering window 20 of Fig. 1 and Fig. 2.As shown in Figures 2 to 5, in order to
First filter layer body 24 and the second filter layer body 25 are fixed, filtering window 20 further includes positioning column 27, and positioning column 27 can be with
It is square cylinder either circular cylinder.Illustratively, it in order to which positioning column 27 is arranged, is also set up in the inside of the first installing frame 21
There are support plate 214, support plate 214 to be connect respectively with two side plate 212c in a manner of across ventilation opening.One end of positioning column 27
It is fixed in support plate 214, the direction that the other end is directed away from barrier bed body 22 extends.
In order to coordinate with positioning column 27, offer respectively on the first filter layer body 24 and the second filter layer body 25 and positioning column
The adaptable location hole in 27 positions, positioning column 27 sequentially pass through the first filter layer body 24 and the second filter layer body via its elongated end
Location hole on 25 by the first filter layer body 24 and the second filter layer body 25 simultaneously support in the inside of barrier bed body 22.Using fixed
First filter layer body 24 and the second filter layer body 25 are fixed on window-frame by position column 27, can simplify the structure of entire filtering window 20,
And the assembly difficulty of filtering window 20 is reduced, to need replacing or clean the first filter layer body 24 and/or the second filter layer body
When 25, disassembling section can be quickly and easily carried out, to reduce the maintenance cost of wind power generating set, and maintenance can be improved
Efficiency.
It should be noted that in order to make the filtering accuracy of the first filter layer body 24 less than the filtering essence of the second filter layer body 25
Degree, the filter pulp and strainer of the first filter layer body 24 are lower compared to the filter pulp of the second filter layer body 25 and the compactness of strainer.With
The first filter layer body 24 is set to carry out primary filter to the air of the ventilation opening entrance via filtering window 20, that is to say, that pass through
First filter layer body 24 is filtered the larger impurity being mingled in the air that enters via ventilation opening；And further via second
Filter layer body 25 carries out secondary filter to 24 filtered air of the first filter layer body, that is to say, that passes through the second filter layer body 25
The smaller impurity being mingled in air is filtered.After the impurity in external environment enters filtering window 20 as a result, the first filter layer
The strainer and filter pulp of body 24 and the second filter layer body 25 can twice be filtered to being mingled with aerial impurity, by twice
Impurity in air can be effectively isolated by filtering, i.e., by impurities in 20 outside of filtering window, or be adsorbed on the first mistake
On the strainer and filter pulp of filtering layer body 24 and the second filter layer body 25.
The filtering window 20 of the utility model embodiment can enter to avoid impurity inside tower as a result, and ensure in tower
The ventilation quantity in portion, therefore the air quality inside tower can be promoted, avoid sand and dust, sundries etc. from entering inside tower, therefore energy
Enough ensure the air quality inside tower, and meet the heat dissipation needs of the electrical equipment inside tower, so as to improve wind-force
The use reliability of generating set ensures the generated energy of wind power generating set.The repetition of filtering window 20 can also be increased simultaneously to be made
With rate, so as to reduce operation and the maintenance cost of wind power generating set.
In addition, in an alternative embodiment, the first filter layer body 24 is preferably made to be located inside flange 212, in this way when
It after rainwater is blown into filtering window 20, can stop the first filter layer of contacting rain water body 24 by flange 212, and rainwater is made to drop down onto
At the bottom plate 212b of flange 212, to be discharged downwards via the permeable hole 212d on bottom plate 212b.Therefore it can further avoid
Rainwater enters inside tower, influences the normal operation of electrical equipment.
It is understood that the concrete structure of the first filter layer body 24 and the second filter layer body 25 is not limited to by filter pulp, filter
The form of net and flanging composition, in other examples, the first filter layer body 24 and the second filter layer body 25 can also be it
He has the function of the filtering sheet building of dust removal by ventilation, when the first filter layer body 24 and the second filter layer body 25 are other mistakes
When filtering sheet building, also need the compaction rate of the material of the first filter layer body 24 being set below the second filter layer body 25
Material compaction rate.
With continued reference to Fig. 3 and Fig. 4, an exemplary embodiment according to the present utility model, the second installing frame 23 includes solid
Fixed board 231, the second frame 232 and articulation piece 233, wherein fixed plate 231 is used to connect with the edge of the installation window of tower door 30
It connects, the second frame 232 is then connect by articulation piece 233 with fixed plate 231, to be carried out to the second frame 232 by fixed plate 231
Support.Illustratively, articulation piece 233 is hinge, that is to say, that the second frame 232 is connect by hinge with fixed plate 231 so that
Second frame 232 can be overturn relative to fixed plate 231.
Specifically, fixed plate 231 is the plate body of strip, and the second frame 232 is the framework of quadrangle.In the present embodiment
In, fixed plate 231 and the first frame 211 are fitted in the installation window of tower door 30 opposite to each other from the inner side and outer side of tower respectively
Edge, fixed plate 231 is corresponding with the top framework of the first frame 211.Can be sequentially passed through by fastener 40 as a result,
First installing frame 21, is fixed on the outside of tower door 30 by top framework, tower door 30 and the fixed plate 231 of one frame 211,
And make the first frame 211 around installation window；Second installing frame 23 is fixed on to inside (certain tower of tower door 30 simultaneously
The inner side and outer side of door is inside and outside with reference to tower), and make the second frame 232 around installation window.In filtering window 20
Downside, bottom framework, tower door 30 and the second frame 232 of the first frame 211 can be sequentially passed through via fastener 40,
Further entire filtering window 20 is fixed.
The first installing frame 21 can both coordinate jointly with the second installing frame 23 by barrier bed body 22, the first filter layer body as a result,
24 and second filter layer body 25 be fixed at the installation window of tower door 30 so that the air outside tower can pass through successively
Enter inside tower after barrier bed body 22, the first filter layer body 24 and the second filter layer body 25.
The filtering window 20 of the utility model embodiment can reduce the risk of roof leaking as a result, prevent rainwater from entering in tower
Portion avoids the normal work of tower internal electric equipment from being affected, and efficiently solves the problems, such as that rainwater easily enters inside tower.
Certainly, in the present embodiment, mainly by the first installing frame 21 to the first filter layer body 24 and the second filter layer body
25 are supported, and are carried out to the first filter layer body 24 and the second filter layer body 25 on the inside of tower by the second frame 232
Limit.In addition, since the second frame 232 can be overturn relative to the first frame 211, so as to pass through the second frame 232
Overturning releases the position-limiting action to the first filter layer body 24 and the second filter layer body 25 so that the first filter layer body 24 and the second mistake
Filtering layer body 25 can freely be dismantled from positioning column 27.
In addition, an optional embodiment according to the present utility model, in order to ensure the leakproofness of the installation of filtering window 20, mistake
It further includes flexible mat board 29 to filter window 20, so that filtering window 20 can be contacted by flexible mat board 29 with tower door 30.Illustratively,
In the present embodiment, flexible mat board 29 is gasket, therefore gasket can be laid on to the first frame 211 and tower door 30
The joint place of joint place and fixed plate 231 and tower door 30, with seal the first frame 211 and tower door 30 and
Gap between fixed plate 231 and tower door 30.It is made in addition, the material of gasket is preferably flexible waterproof material, such as rubber
Glue material, with do not influence fastener 40 by filtering window 20 be fixed to tower door 30 in the case of, simultaneously effective prevent rain
Water between the first installing frame 21 and tower door 30 gap and the second installing frame 23 and tower door 30 between gap enter
Inside tower.In addition, can also prevent filtering window 20 from being broken during being contacted with tower door 30 by the way that flexible mat board 29 is arranged
The corrosion-inhibiting coating of bad tower door 30.Certainly, in other embodiments, gasket can also be by other components with sealing function
Instead of, such as fluid sealant.
After filtering window 20 is mounted on tower door 30, the air outside tower enters tower via filtering window 20
When, the impurity in external environment can be isolated in the first filter layer body 24 and 25 outer surface of the second filter layer body or rest on
In one filter layer body 24 and the second filter layer body 25, so after a period of time, the first filter layer body 24 and the second filter layer
The strainability of body 25 can reduce, it is therefore desirable to the first filter layer body 24 and the progress periodic cleaning of the second filter layer body 25 or more
It changes.
An optional embodiment according to the present utility model, for the ease of to the first filter layer body 24 and/or the second mistake
Filtering layer body 25 is replaced, and holding assembly is arranged on the first filter layer body 24 and/or the second filter layer body 25 respectively.With second
For filter layer body 25, due to being needed when needing that the second filter layer body 25 is cleaned or replaced inside tower to the
Two filter layer bodies 25 are dismantled, so the holding assembly setting of the second filter layer body 25 deviates from first in the second filter layer body 25
On the surface of 24 side of filter layer body.Illustratively, holding assembly is preferably flexible structure, to pacify by 20 entirety of filtering window
After dress, the holding assembly of the second filter layer body 25 can be incorporated between the second filter layer body 25 and the second frame 232
Gap in, without occupying the excessive thickness space of filtering window 20.
An optional embodiment according to the present utility model, in order to further increase filter effect, the first filter layer body
24 and second are additionally provided with support member 28 between filter layer body 25, with by support member 28 by the first filter layer body 24 and
Two filter layer bodies 25 are separated from each other and keep preset distance.Illustratively, in the present embodiment, the entirety of support member 28 is in column
Shape, one end are fixedly connected on the surface towards the second filter layer body 25 of the first filter layer body 24, and the other end is resisted against
The surface towards 24 side of the first filter layer body of two filter layer bodies 25.So that the first filter layer body 24 and the second filter layer
Preset distance is kept between body 25, so as to be reserved for air between the first filter layer body 24 and the second filter layer body 25
Spatial cache, to slow down the flowing velocity of the air entered via the first filter layer body 24 by the spatial cache, and then can
Depth-type filtration is carried out to the air entered in spatial cache via the second filter layer body 25, further to promote filter effect.When
So, above-mentioned preset distance can be selected rule of thumb, as long as can be that the air that enters via the first filter layer body 24 is pre-
It reserves certain spatial cache and does not influence the integral thickness of filtering window 20.
In addition, since one end of support member 28 is fixedly connected on the first filter layer body 24, the other end is resisted against second
Filter layer body 25, so it is an entirety, such as support member 28 and first that support member 28 is engaged with the first filter layer body 24
Filter layer body 24 can connect with welding or using integral type structure.When needs clean or replace the first filter layer body 24
When, in the case where the second filter layer body 25 is dismantled inside tower after, you can hold support member 28, by the first filter layer body 24 from
It is disassembled on positioning column 27.At this point, support member 28 is that may act as the holding assembly of the first filter layer body 24, so as to fast
Speed easily carries out cleaning or replacement operation.
During specific use, when needing to clean to the first filter layer body 24 and/or the second filter layer body 25
Or when replacing, it is necessary first to the fastener 40 for fixing 211 bottom of the first frame and the second frame 232 is disassembled, and
So that 232 opposing fixed plate 231 of the second frame is overturn, releases the limit to the first filter layer body 24 and the second filter layer body 25.It connects
Get off, then can as needed disassemble the first filter layer body 24 and/or the second filter layer body 25 from positioning column 27, into
The corresponding cleaning of row or replacement operation.The cleaning and replacement operation for simplifying filtering window 20 as a result, are effectively reduced to filtering
The maintenance workload of window 20, to reduce the maintenance cost of entire wind power generating set.
An optional embodiment according to the present utility model, filtering window 20 further include buffer unit 26, to pass through buffering
Component 26 provides between the first filter layer body 24 and the first installing frame 21 and/or the second filter layer body 25 and the second installing frame 23
Cushioning effect.Specifically, in the present embodiment, buffer unit 26 can be using strip shape body or bulk made of flexible material
Body, and preferably by buffer unit 26 along the contact site of the support plate 214 of the first filter layer body 24 and the first installing frame 21 (i.e.
Between the first filter layer body 24 and support plate 214) and the contact site of the second filter layer body 25 and the second installing frame 23 is (i.e.
Between the second filter layer body 25 and the second installing frame 23) continuously it is laid with, so as to be entire mistake by buffer unit 26
Filter window 20 preferably provides cushioning buffer effect.Certain second installing frame 23 can equally be set in the way of the first installing frame 21
Corresponding support plate is set, so as to which buffer unit 26 to be arranged to the support plate in the second filter layer body 25 and the second installing frame 23
Between.
Thereby, it is possible to avoid the structure that filtering window 20 occurs to shake and influence entire filtering window 20 in extreme environment steady
It is qualitative, so as to increase the service life of filtering window 20, ensure the strainability of filtering window 20.
Another embodiment according to the present utility model additionally provides a kind of tower door 30 of wind power generating set, tower
Door 30 includes the filtering window 20 in any of the above-described embodiment, and certain the utility model is for the filtering window 20 that is arranged on tower door 30
Quantity be not defined, can according to shown in Fig. 1 on tower door 30 be arranged two filtering windows 20, illustratively, one
Filtering window 20 is rough trapezoidal, another filtering window 20 is rough rectangle.It and in other examples, can also be
More filtering windows 20 are set on tower door 30, to increase the rate of air circulation inside tower, while to entering inside tower
Air quality strictly controlled.
Therefore, tower door 30 has the advantages that identical as the filtering window 20 described in above-described embodiment, can be to via mistake
It filters the air that window 20 enters inside tower and carries out in-depth filtration, avoid sand and dust, sundries etc. from entering inside tower, therefore can ensure
Air quality inside tower avoids sand and dust, sundries etc. from impacting the normal work of the electrical equipment inside tower, and
Operation and the maintenance cost of wind power generating set can be reduced.
The utility model can be realized in other specific forms, without departing from its spirit and essential characteristics.Therefore, currently
Embodiment be all counted as being exemplary rather than in all respects limited, the scope of the utility model is wanted by appended right
Ask rather than foregoing description definition, also, fall into the meaning of claim and whole in the range of equivalent change to all by
It is included among the scope of the utility model.Also, the different technologies feature occurred in different embodiments can be combined,
To obtain advantageous effect.Those skilled in the art will be understood that simultaneously on the basis of studying attached drawing, specification and claims
Realize the embodiment of other variations of revealed embodiment.
Claims (13)
1. a kind of filtering window (20) for tower door of wind-driven generator set, which is characterized in that including：
Window-frame has ventilation opening；
Barrier bed body (22), is installed in the window-frame and covers the ventilation opening, the barrier bed body (22) include two with
On be parallel to each other and spaced apart the blade (221) of setting；
First filter layer body (24), is installed in the window-frame and positioned at the side of the barrier bed body (22), and described the
One filter layer body (24) covers the ventilation opening；With
Second filter layer body (25) is installed on the first filter layer body (24) in the window-frame and is located at institute with being separated
The side far from the barrier bed body (22) of the first filter layer body (24) is stated, and the second filter layer body (25) covers institute
State ventilation opening, wherein the filtering accuracy of the first filter layer body (24) is less than the filtering essence of the second filter layer body (25)
Degree.
2. filtering window (20) according to claim 1, which is characterized in that the window-frame includes the first installing frame (21) and the
Two installing frames (23), the barrier bed body (22), the first filter layer body (24) and the second filter layer body (25) are clipped in
Between first installing frame (21) and second installing frame (23).
3. filtering window (20) according to claim 2, which is characterized in that first installing frame (21) includes the first frame
(211) and around the flange (212) that first frame (211) is arranged, the ventilation opening is set to first frame
(211), the end far from first frame (211) of the flange (212) protrudes from the barrier bed body (22).
4. filtering window (20) according to claim 3, which is characterized in that the flange (212) include bottom plate (212b), with
It the opposite top plate (212a) of the bottom plate (212b) and is connected between the top plate (212a) and the bottom plate (212b)
Side plate (212c), at least one of the bottom plate (212b) and the top plate (212a) are punched-plate.
5. filtering window (20) according to claim 4, which is characterized in that the window-frame further includes baffle (213), the gear
Plate (213) inclined shore is between the top plate (212a) and first frame (211), in the top plate (212a) and institute
It states and forms inclined guide face between the first frame (211).
6. filtering window (20) according to claim 2, which is characterized in that second installing frame (23) includes the second frame
(232) it can be connect with external support structure with fixed plate (231), the fixed plate (231), second frame (232)
One side edge is articulated and connected in the fixed plate (231), and another lateral edges of second frame (232) and the outside
Support construction connects.
7. filtering window (20) according to claim 2, which is characterized in that the filtering window (20) further includes flexible mat board
(29), first installing frame (21) and/or second installing frame (23) pass through the flexible mat board (29) and external support
Structure contacts.
8. filtering window (20) according to claim 2, which is characterized in that the filtering window (20) further includes buffer unit
(26), the buffer unit (26) be arranged between the first filter layer body (24) and first installing frame (21) and/or
Between the second filter layer body (25) and second installing frame (23).
9. filtering window (20) according to claim 1, which is characterized in that the filtering window (20) further includes positioning column
(27), the positioning column (27) is arranged on the window-frame, the first filter layer body (24) and the second filter layer body
(25) it is provided with location hole, the positioning column (27) passes through the corresponding location hole by the first filter layer body (24) and institute
It states the second filter layer body (25) and is fixed on the window-frame.
10. filtering window (20) according to claim 1, which is characterized in that the filtering window (20) further includes holding assembly,
The holding assembly is flexible structure and is set to the separate first filter layer body of the second filter layer body (25)
(24) side.
11. filtering window (20) according to claim 1, which is characterized in that the filtering window (20) further includes support member
(28), the support member (28) is arranged between the first filter layer body (24) and the second filter layer body (25), with
Make to keep preset distance between the first filter layer body (24) and the second filter layer body (25).
12. filtering window (20) according to claim 11, which is characterized in that one end of the support member (28), which is fixed, to be connected
Be connected to the first filter layer body (24), the first filter layer body (24) by the other end of the support member (28) against
In the second filter layer body (25).
13. a kind of tower door (30) of wind power generating set, which is characterized in that including any one of such as claim 1 to 12 institute
The filtering window (20) stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820287323.7U CN207920778U (en) | 2018-02-28 | 2018-02-28 | The tower door of filtering window and wind power generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820287323.7U CN207920778U (en) | 2018-02-28 | 2018-02-28 | The tower door of filtering window and wind power generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207920778U true CN207920778U (en) | 2018-09-28 |
Family
ID=63601976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820287323.7U Active CN207920778U (en) | 2018-02-28 | 2018-02-28 | The tower door of filtering window and wind power generating set |
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| Country | Link |
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| CN (1) | CN207920778U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109464865A (en) * | 2018-12-29 | 2019-03-15 | 北京金风科创风电设备有限公司 | Filtering device, tower drum door, tower drum and test method of tower drum door |
-
2018
- 2018-02-28 CN CN201820287323.7U patent/CN207920778U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109464865A (en) * | 2018-12-29 | 2019-03-15 | 北京金风科创风电设备有限公司 | Filtering device, tower drum door, tower drum and test method of tower drum door |
| CN109464865B (en) * | 2018-12-29 | 2021-07-23 | 北京金风科创风电设备有限公司 | Filtering device, tower drum door, tower drum and test method of tower drum door |
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