CN109482412A - Scraper plate and protective layer forming method based on scraper plate - Google Patents
Scraper plate and protective layer forming method based on scraper plate Download PDFInfo
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- CN109482412A CN109482412A CN201811291515.6A CN201811291515A CN109482412A CN 109482412 A CN109482412 A CN 109482412A CN 201811291515 A CN201811291515 A CN 201811291515A CN 109482412 A CN109482412 A CN 109482412A
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- scraper plate
- slot
- protective layer
- surface region
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
- B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
- B05C1/06—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length by rubbing contact, e.g. by brushes, by pads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
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- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The embodiment of the present application provides a kind of scraper plate and the protective layer forming method based on scraper plate.At least a side of scraper plate is contact edge, and multiple slot teeth are successively offered on contact edge, and multiple slot teeth are used to be coated in the protective materials coating in the designated surface region of component uniformly, form protective layer.The embodiment of the present application improves the planarization and the thickness uniformity of the protective materials after shaping；The application can also substantially reduce the probability that sagging occurs for protective layer while avoiding waste material；The construction method that the application scraper plate is coated is relatively simple, cost is relatively low and construction process control is simple and direct.
Description
Technical field
This application involves the surface protection technique fields of new energy part of appliance, specifically, this application involves one kind to scrape
Plate and protective layer forming method based on scraper plate.
Background technique
In new energy station, the surface abrasion of the component of new energy equipment is easy to cause the generated energy of new energy equipment to drop
It is low, cause generated energy to lose.
By taking the wind power plant in new energy station as an example, new energy equipment includes wind power generating set, and blade is as wind
Power generator group captures the component of wind energy, and the safe and reliable operation of blade is that wind power generating set obtains higher power coefficient
With the basis of larger economic benefit.Since long-play, blade inlet edge are easy to appear corrosion now to blade in rugged environment
As.For molding wind electricity blade, leading to a key factor of the change of its aeroperformance is exactly blade longtime running
The change of shape afterwards.For example, be 5% some researches show that the corrosion of slight blade inlet edge can cause the loss of annual electricity generating capacity, and it is tight
The blade inlet edge corrosion of weight can cause the loss of annual electricity generating capacity up to as many as 25%, and this erosion damage can pushing away with the time
Move aggravation.And blade tip leading edge potion bit comparison is thin and the linear velocity of blade tip operating is maximum, the corrosion at the position be in entire blade most
It is serious.Blade inlet edge corrosion has a significant impact to the generated energy of unit, as the enlargement of wind power generating set develops, leaf
The construction of piece leading edge corrosion protection coating becomes wind-powered electricity generation field urgent problem to be solved.
Existing wind electricity blade leading edge protective layer be usually by by high elastic modulus applying coating in front of the blade edge close to leaf
Forming obtains behind the position of tip.The form of construction work that existing wind generator set blade leading edge protection protective layer uses is broadly divided into
Spray coating method and roll coating process, spray coating method are usually used spray gun spraying leading edge protective coating, roll coating process rolls using cotton, hairbrush and
Plate scraper plate constructs to leading edge protective coating.Since leading edge protective coating requires necessary one-pass molding, cannot repeatedly construct,
So difficulty is very big when being constructed using conventional tumble and plane scraper plate in front of the blade in the coating construction of edge protection protective layer,
It is difficult to ensure that the smooth property of overcoat thickness uniformity and protection layer surface.When constructing when using spray coating method, not only need
Leading edge protective coating is diluted to change its viscosity, work progress is comparatively laborious complicated and when using roll coating process construction, base
Construction thickness is controlled by the experience of construction personnel in sheet, is unable to accurately control overcoat thickness；Moreover, constructing in roller coating
Sagging not can avoid usually in journey, and the smooth degree of overcoat thickness and surface not can guarantee.
To sum up, the prior art there are the in uneven thickness of coated protective layer, protective layer surface irregularity or was constructed
The more complicated defect of journey.
Summary of the invention
The application is directed to the shortcomings that existing way, proposes a kind of scraper plate and the protective layer forming method based on scraper plate, to
Coated the in uneven thickness of protective layer, protective layer surface irregularity or work progress of the existing technology is solved to compare
Complicated technical problem.
First aspect, the embodiment of the present application provide a kind of scraper plate, and at least a side of scraper plate is contact edge, contact edge
On successively offer multiple slot teeth, multiple slot teeth are used to be coated in the protective materials coating in the designated surface region of component uniformly,
Form protective layer.
The second aspect, the embodiment of the present application provide a kind of protective layer forming method based on scraper plate, comprising:
Protective materials is coated in the designated surface region of component；
The contact edge matching for the scraper plate that first aspect provides is contacted with designated surface region, and contact will be matched
Scraper plate along an assigned direction move by protective materials coating uniformly, formed protective layer.
Technical solution bring advantageous effects provided by the embodiments of the present application are:
Scraper plate provided by the present application can by multiple slot toothings since design has multiple slot toothings on its contact edge
So that protective layer has the lines of a plurality of wave after painting, it, can be firm later using the characteristic of the Self-leveling of protective layer
It is covered in the designated surface region of component.It in actual use, can after protective materials first being coated in designated surface region
To use the scraper plate of the application that protective materials is coated on designated surface region, in multiple slots using contact edge in the scraper plate
Tooth has carried out uniform shaping to protective materials, the planarization and the thickness uniformity of the protective materials after greatly improving shaping,
The thickness for the protective layer that protective materials after can making shaping is formed by Self-leveling is more uniform and surface is more smooth.Foot
Enough dosage refers to that the volume of protective materials is greater than the volume of the protective layer eventually formed.
Moreover, the scraper plate using the embodiment of the present application carries out during uniformly coating protective materials, it can will be extra
Protective materials strike off, both can to avoid waste material can also substantially reduce protective layer occur sagging probability.
Further, the scraper plate of the embodiment of the present application does not need in advance to be diluted protective materials, therefore base in construction
In construction method that the application scraper plate is coated is relatively simple, cost is relatively low and construction process control is simple and direct；In addition, due to this
Application embodiment is not required to spray after being diluted protective materials, and protective materials is avoided to be diffused into air in spraying process,
So as to effectively prevent the pollution of air；The scraper plate of the application can also be applied to blade inlet edge protection shop or leaf
In the scheme of piece high altitude operation outdoor construction, the construction period that can effectively shorten improves working efficiency, therefore the application is with wide
Prospect of the application.
The additional aspect of the application and advantage will be set forth in part in the description, these will become from the following description
It obtains obviously, or recognized by the practice of the application.
Detailed description of the invention
The application is above-mentioned and/or additional aspect and advantage will become from the following description of the accompanying drawings of embodiments
Obviously and it is readily appreciated that, in which:
Fig. 1 is a kind of structural schematic diagram of scraper plate provided by the embodiments of the present application；
Fig. 2 is the structural schematic diagram of another scraper plate provided by the embodiments of the present application；
Fig. 3 is a kind of overall structure diagram of the blade of wind power generating set provided by the embodiments of the present application；
Fig. 4 is the flow diagram in a kind of protective layer forming method based on scraper plate provided by the embodiments of the present application；
Fig. 5 is the schematic diagram that a kind of scraper plate provided by the embodiments of the present application coats rear defence sheath gradually solidification process.
Specific embodiment
The application is described below in detail, the example of embodiments herein is shown in the accompanying drawings, wherein identical from beginning to end
Or similar label indicates same or similar component or component with the same or similar functions.In addition, if known technology
Detailed description the application shown is characterized in unnecessary, then omit it.Below with reference to attached drawing description
Embodiment is exemplary, and is only used for explaining the application, and cannot be construed to the limitation to the application.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific term), there is meaning identical with the general understanding of those of ordinary skill in the application fields.Should also
Understand, those terms such as defined in the general dictionary, it should be understood that have in the context of the prior art
The consistent meaning of meaning, and unless idealization or meaning too formal otherwise will not be used by specific definitions as here
To explain.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singular " one " used herein, " one
It is a ", " described " and "the" may also comprise plural form.It is to be further understood that being arranged used in the description of the present application
Diction " comprising " refer to that there are the feature, integer, step, operation, element and/or component, but it is not excluded that in the presence of or addition
Other one or more features, integer, step, operation, element, component and/or their group.Wording used herein " and/
Or " it include one or more associated wholes for listing item or any cell and all combinations.
How the technical solution of the application and the technical solution of the application are solved with specifically embodiment below above-mentioned
Technical problem is described in detail.
This application provides a kind of scraper plate, the structural schematic diagram of the scraper plate is as shown in Figure 1, at least a side of scraper plate is to connect
Side 1 is touched, multiple slot teeth 2 are successively offered on contact edge, multiple slot teeth 2 are used to be coated in the protection in the designated surface region of component
Material coating uniformly, forms protective layer.
Optionally, scraper plate specifically can be using rectangle structure made of flexible material, and longer a side can
Think contact edge 1.Multiple slot teeth 2 can be recessed on contact edge, multiple slot teeth can be used for be coated in the specified table of component
The protective materials coating in face is invalid, so as to form protective layer.
Component in the embodiment of the present application includes the component of new energy equipment in new energy station.New energy station includes wind
Power power generation at least one of plant stand and photovoltaic power generation station.New energy equipment includes wind power plant and photovoltaic power generation equipment
At least one of.The component of wind power generating set includes that part of the surface is exposed in outdoor component；In wind power generating set
The exposed component in outdoor of part of the surface includes: wheel hub and blade, tower, cabin, auxiliary part and the auxiliary device etc. of impeller；
Auxiliary device can be set on tower surface or cabin surface, such as anemometer.The designated surface region of component includes in component
The exposed specified region in outdoor part of the surface.
The designated surface region of component can be the blade inlet edge region of wind power generating set, can specifically refer to Fig. 3 institute
Show, wherein 100 be the blade of wind power generating set, 101 be the blade inlet edge region, before the scraper plate of the application is used for the blade
Edge region 101.
It should be noted that the application does not limit the concrete shape and material of scraper plate, as long as it can be with the finger of component
Determine surface region matching, those skilled in the art can be according to operating condition voluntarily adjusted design.In addition the application is not equally
Limit scraper plate use scope, can be applied on a variety of components, such as the designated surface region of component, including it is following at least
One: the leading edge surface region of the blade of wind power generating set, the surface region of the radome fairing of wheel hub, the surface region of tower,
Surface region, the surface region of anemobiagraph of cabin.
Scraper plate provided by the present application, since design has multiple slot toothings on its contact edge, by designing multiple slot teeth
Argument structure can make protective layer have the lines of a plurality of wave after painting, later using the characteristic of the Self-leveling of protective layer,
The designated surface region of component can be securely evenly covered on.It in actual use, can be first by the protection of sufficient dosage
After material is coated in the front edge area of blade, protective materials is evenly applied to blade by the scraper plate that the embodiment of the present application can be used
On front edge area, during using the scraper plate, multiple slot teeth of contact edge have carried out uniform shaping to protective materials, greatly
The planarization and the thickness uniformity of the protective materials after shaping are improved greatly, the protective materials after can making shaping passes through gravity flow
The thickness of the flat protective layer formed is more uniform and surface is more smooth.Sufficient dosage refers to that the volume of protective materials is greater than last shape
At protective layer volume.
Moreover, the scraper plate using the embodiment of the present application carries out during uniformly coating protective materials, it can will be extra
Protective materials strike off, both can to avoid waste material can also substantially reduce protective layer occur sagging probability.
Further, the scraper plate of the embodiment of the present application does not need in advance to be diluted protective materials, therefore base in construction
In construction method that the application scraper plate is coated is relatively simple, cost is relatively low and construction process control is simple and direct；In addition, due to this
Application embodiment is not required to spray after being diluted protective materials, and protective materials is avoided to be diffused into air in spraying process,
So as to effectively prevent the pollution of air；The scraper plate of the application can also be applied to blade inlet edge protection shop or leaf
In the scheme of piece high altitude operation outdoor construction, the construction period that can effectively shorten improves working efficiency, therefore the application is with wide
Prospect of the application.
In the embodiment of the application, as shown in Figure 1, multiple 2 shapes of slot tooth are identical, and multiple slot teeth are uniformly spaced
Setting.In the present embodiment, the shape of multiple slot teeth can use trapezoidal design, can be designed so that protective layer is being applied using this
Wave lines is more uniform during work, so as to further increase the flatness of protection layer surface.
In the embodiment of the application, the groove shape of multiple slot teeth 2 is triangle, trapezoidal or rectangle.In conjunction with Fig. 1 and
Shown in Fig. 2, the groove shapes of multiple slot teeth 2 can use triangle, trapezoidal or rectangle (diagram is not shown), the application not with
This is limited.The flute profile of multiple slot teeth 2 can use various shapes, if its can satisfy when scraper plate in use, can be with
Make to form the uniform lines of multiple tracks on protective layer, therefore the application does not limit the concrete shape of multiple slot teeth, this field
Technical staff can voluntarily adjust.
In the embodiment of the application, as shown in Figure 1, the groove shape of multiple slot teeth 2 is isosceles triangle, multiple slots
Groove depth h is 0.6~1.5mm (millimeter) and slot bottom angle theta is 50~120 ° (degree)；And the center spacing of any two adjacent slot
P be 1~2mm and the groove top of any two adjacent slot opening between interval width a be 0.2~0.6mm；
Alternatively, the slot bottom width b of multiple slots is 0.1 as shown in Fig. 2, the groove shape of multiple slot teeth 2 is isosceles trapezoidal structure
~0.8, groove depth h be 0.6~1.5mm and the two sides of slot between angle theta be 50~120 °；And in any two adjacent slot
It is in the heart interval width a between 1~2mm and any two adjacent groove top opening away from p is 0.2~0.6mm.
The application utilizes the gravity flow flat characteristic of protection coating materials, carefully studies the size relationship of slot tooth parameters, so that
When scraper plate passes through the protective materials of sufficient dosage, partial protection material is stored among the slot of two slot teeth, then by fluid
Active force between gravity and internal fluid generates flowing, forms protective layer.When the protective materials being contained in slot dosage too
When more, the phenomenon that also generating extra material after levelling slot tooth, excessive overcoat thickness or uneven thickness can be generated；Work as receiving
When protective materials dosage in slot is very little, these materials do not reach enough to be needed overcoat thickness or can also generate uneven thickness
The phenomenon that.Therefore, the parameter designing of slot tooth is most important to the thickness and the uniformity that form protective layer.
Above-mentioned parameter value is the preferred parameter size after largely practicing.Further, general unitized to realize
Design, present inventor propose the parameter generic function relationship of the wider array of slot tooth of the scope of application.Based on above-mentioned discussion, in
In the embodiment of the application, the thickness of the protective layer of coating has functional relation with each parameter of slot tooth.Further, coating
Interval of the thickness of protective layer at least between the groove depth of slot tooth, slot bottom angle, the center spacing of adjacent slot and groove top opening
One of width has functional relation.
Specifically, the range of the parameters of multiple slot teeth 2 is the technique need in order to meet the protective layer of different-thickness
It asks, so as to realize the homogenization coating of protective layer.The thickness of protective layer coating construction is set as T, then it is thick to coat construction
It spends between T and the parameters of multiple slot teeth 2 then just like minor function relationship:
According to above-mentioned expression formula (1), when it is 0.46mm that protective layer, which coats construction thickness T, using multiple slots as isoceles triangle
For shape, then it can be concluded that groove depth h is 1.25mm, slot bottom angle theta is 90 °；And the center spacing p of any two adjacent slot is
Interval width a between 1.2mm and any two adjacent groove top opening is 0.5mm.It should be noted that the application is not
Limit the parameters of multiple slot teeth, those skilled in the art can be according to the thickness of protective layer voluntarily adjusted design.
The coating layer thickness of the parameters of multiple slot teeth and protective layer is correspondingly arranged by the application, uses above-mentioned design can be with
The coating thickness of protective layer is freely controlled, but also can effectively improve the uniformity of overcoat thickness, Yi Jiman
The smooth technique requirement of foot protection layer surface.And then reduce because overcoat thickness it is uneven caused by protective layer protection lose
The problem of effect.In addition protective layer construction tool is carried out using the scraper plate of the application, the construction time can be greatly lowered.
In the embodiment of the application, as shown in Figures 1 and 2, when the groove shape of multiple slot teeth 2 is isosceles triangle,
The groove top width of slot is 0.3~0.5mm, groove depth is 0.9~1.2mm and slot bottom angle is 60~100 °；And it is any two adjacent
Slot center spacing be interval width between 1.1~1.8mm and any two adjacent groove top opening be 0.3~
0.5mm。
Alternatively, the groove shape of multiple slot teeth 2 is isosceles trapezoidal structure, the slot bottom width of multiple slots is 0.3~0.6mm, slot
Depth is 1~1.4mm and slot bottom angle is 70~110 °；And the center spacing of any two adjacent slot is 1.2~1.8mm, with
And the interval width between any two adjacent groove top opening is 0.2~0.5mm.
It is more accurate for the thickness control of protective layer using the above-mentioned scraper plate that can make the application, it further increases
The uniformity of overcoat thickness.Further reduce because overcoat thickness it is uneven caused by protective layer shielding failure the problem of
Occur, so as to effectively improve the economic benefit of wind power generating set.
In the embodiment of the application, when the groove shape of multiple slot teeth 2 is trapezoidal, trapezoidal longer bottom edge is located at slot
Groove top, trapezoidal shorter bottom edge are located at the slot bottom of slot.It is more reasonable using the above-mentioned blade structure that can be designed so that the application
It is easy-to-use, the larger cavity that protective materials can be generated to avoid trench bottom of trapezoidal opening, it is ensured that entire slot is by protective materials
It fills up, is conducive to the uniformity and planarization that promote protective layer；Moreover, because trapezoidal opening is larger to can effectively improve scraper plate
The passability of protective materials in use can effectively keep away so as to avoid scraper plate from taking away protective materials is excessive
Exempt from the waste of protective materials, so as to which the use cost of the application is greatly reduced.
In the embodiment of the application, the angle β of the slot side 21 of slot tooth 2 and the formation of contact edge 1 is fillet or chamfering.
Previous embodiment is referred to using the beneficial effect of above-mentioned design, it can save protective materials, reducing use cost etc. has
Beneficial effect, therefore it is no longer repeated.
In the embodiment of the application, scraper plate can be flexible material, and the extension of scraper plate is 10% or more.
The material of scraper plate can be rubber material, silica gel material or plastic material.The application can effectively improve using above-mentioned design
The scope of application, such as at the designated surface region of the different component of correspondence, the shape difference of different components is larger.Therefore
A variety of different components can be adapted for using scraper plate made of flexible material, so as to which the applicable model of the application is substantially improved
It encloses.It should be noted that the application for scraper plate material and extension and without concrete restriction, art technology
Personnel can be according to actual condition voluntarily adjusted design.
Based on the same inventive concept, the embodiment of the present application provides a kind of protective layer forming method based on scraper plate, the party
The flow diagram of method is as shown in figure 4, include the following steps:
S401: protective materials is coated in the designated surface region of component.
S402: being contacted with designated surface region for the contact edge matching of the scraper plate of any one of the various embodiments described above, and
And move the scraper plate for matching contact by protective materials coating uniformly along an assigned direction, form protective layer.
Optionally, the scraper plate for matching contact is moved protective materials coating uniformly along an assigned direction, forms protection
Layer, comprising: move the scraper plate for matching contact along an assigned direction, so that multiple slot teeth in scraper plate are to levelability
Protective materials carries out uniform shaping, so that the protective materials levelling after shaping forms protective layer in homogeneous thickness.
Specifically, after the protective materials construction of protective layer, there are a flowing and drying and forming-film process, then gradually shape
At a smooth, smooth, uniform film.The characteristic that can film reach flat and smooth is known as levelability.In protective materials reality
In the work progress of border, the paint film defect often occurred has orange peel, flake, shrinkage cavity, pin hole, cissing and Bei Na get whirlpool, additionally, due to
For protective materials to airflow sensitive and since levelability is bad, there is brush mark in when brushing, and when roller coating generates slivering and is referred to as levelling
Property is bad, and the generation of these phenomenons reduces the defencive function of protective layer.
Fig. 5 is the schematic diagram that rear defence sheath gradually solidification process is coated by the application scraper plate.In conjunction with reference Fig. 4, below
It will illustrate the protective layer forming method based on scraper plate of the application by taking the blade inlet edge of wind power generating set as an example.It first can be from
Protective materials is taken out in temperature control setting, ensuring that the temperature of protective materials in the range of design requirement, and ensures to prevent
In the case that protective material is uniformly mixed, it can be coated on blade inlet edge region with protective materials, it then will using the scraper plate of the application
The protective materials in the region strikes off drawout, and extra protective materials is struck off, and guarantees without show-through no sag phenomenon.The application utilizes
The levelling characteristic of protective materials, the scraper plate that the application has slot tooth, which is used in combination, will flow shape after protective layer passes through the above method
The blade inlet edge area protection material of state is coated on the surface in blade inlet edge region, Jing Zigan or cured mode, covers securely
It is placed on the surface in blade inlet edge region and forms protective layer.
Using the embodiment of the present application, at least can be realized it is following the utility model has the advantages that
A kind of scraper plate provided by the present application and protective layer forming method based on scraper plate, during actual use, it can be with
After the protective materials of sufficient dosage is first coated in the front edge area of blade, the scraper plate that the embodiment of the present application can be used will protect material
Material is evenly applied on the front edge area of blade, and multiple slot teeth of contact edge have carried out protective materials in using the scraper plate
Even shaping, the planarization and the thickness uniformity of the protective materials after greatly improving shaping, the protection after shaping can be made
The thickness for the protective layer that material is formed by Self-leveling is more uniform and surface is more smooth.Sufficient dosage refers to the body of protective materials
Product is greater than the volume of the protective layer eventually formed.In addition the scraper plate of the application utilizes the characteristic of protective materials Self-leveling, in conjunction with more
The thickness of the parameters control blade inlet edge coating of a slot tooth, so as to realize the control to overcoat thickness.
Moreover, the scraper plate using the embodiment of the present application carries out during uniformly coating protective materials, it can will be extra
Protective materials strike off, both can to avoid waste material can also substantially reduce protective layer occur sagging probability.
Further, the scraper plate of the embodiment of the present application does not need in advance to be diluted protective materials, therefore base in construction
In construction method that the application scraper plate is coated is relatively simple, cost is relatively low and construction process control is simple and direct；In addition, due to this
Application embodiment is not required to spray after being diluted protective materials, and protective materials is avoided to be diffused into air in spraying process,
So as to effectively prevent the pollution of air；The scraper plate of the application can also be applied to blade inlet edge protection shop or leaf
In the scheme of piece high altitude operation outdoor construction, the construction period that can effectively shorten improves working efficiency, therefore the application is with wide
Prospect of the application.
Those skilled in the art of the present technique have been appreciated that in the application the various operations crossed by discussion, method, in process
Steps, measures, and schemes can be replaced, changed, combined or be deleted.Further, each with what is crossed by discussion in the application
Kind of operation, method, other steps, measures, and schemes in process may also be alternated, changed, rearranged, decomposed, combined or deleted.
Further, in the prior art to have and the step in various operations disclosed herein, method, process, measure, scheme
It may also be alternated, changed, rearranged, decomposed, combined or deleted.
In the description of the present application, it is to be understood that term " center ", "upper", "lower", "front", "rear", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on the figure
Orientation or positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
Term " first ", " second " be used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or
Implicitly indicate the quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can be expressed or imply
Ground includes one or more of the features.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or
It is more than two.
In the description of the present application, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be to be connected directly, the connection inside two elements can also be can be indirectly connected through an intermediary.For this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
In the description of this specification, particular features, structures, materials, or characteristics can be real in any one or more
Applying can be combined in any suitable manner in example or example.
It should be understood that although each step in the flow chart of attached drawing is successively shown according to the instruction of arrow,
These steps are not that the inevitable sequence according to arrow instruction successively executes.Unless expressly stating otherwise herein, these steps
Execution there is no stringent sequences to limit, can execute in the other order.Moreover, at least one in the flow chart of attached drawing
Part steps may include that perhaps these sub-steps of multiple stages or stage are not necessarily in synchronization to multiple sub-steps
Completion is executed, but can be executed at different times, execution sequence, which is also not necessarily, successively to be carried out, but can be with other
At least part of the sub-step or stage of step or other steps executes in turn or alternately.
The above is only some embodiments of the application, it is noted that for the ordinary skill people of the art
For member, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications are also answered
It is considered as the protection scope of the application.
Claims (14)
1. a kind of scraper plate, which is characterized in that at least a side of the scraper plate is contact edge, is successively offered on the contact edge
Multiple slot teeth, the multiple slot tooth are used to be coated in the protective materials coating in the designated surface region of component uniformly, form protection
Layer.
2. scraper plate as described in claim 1, which is characterized in that the thickness of the protective layer of coating and each parameter of slot tooth are at function
Relationship.
3. scraper plate as claimed in claim 2, which is characterized in that the thickness of the protective layer of coating at least with the groove depth of slot tooth, slot
One of interval width between bottom angle, the center spacing of adjacent slot and groove top opening has functional relation.
4. scraper plate as described in claim 1, which is characterized in that the multiple slot odontoid is identical, and the multiple slot tooth is equal
Even interval setting.
5. scraper plate as claimed in claim 4, which is characterized in that the groove shape of the multiple slot tooth be triangle, it is trapezoidal or
Rectangle.
6. scraper plate as claimed in claim 5, which is characterized in that the groove shape of the multiple slot tooth is isosceles triangle, described
The groove depth of multiple slots is 0.6~1.5mm and slot bottom angle is 50~120 °；And the center spacing of any two adjacent slot is 1
Interval width between the groove top of~2mm and any two adjacent slot opening is 0.2~0.6mm；
Alternatively, the groove shape of the multiple slot tooth is isosceles trapezoidal structure, the slot bottom width of the multiple slot be 0.1~0.8mm,
Groove depth be 0.6~1.5mm and the two sides of slot between angle be 50~120 °；And the center spacing of any two adjacent slot is
Interval width between 1~2mm and any two adjacent groove top opening is 0.2~0.6mm.
7. scraper plate as claimed in claim 4, which is characterized in that when the groove shape of the multiple slot tooth is isosceles triangle, institute
The groove depth for stating slot is 0.9~1.2mm and slot bottom angle is 60~100 °；And the center spacing of any two adjacent slot is 1.1
Interval width between~1.8mm and any two adjacent groove top opening is 0.3~0.5mm；
Alternatively, the groove shape of the multiple slot tooth is isosceles trapezoidal structure, the slot bottom width of the multiple slot be 0.3~0.6mm,
Groove depth is 1~1.4mm and slot bottom angle is 70~110 °；And the center spacing of any two adjacent slot is 1.2~1.8mm,
And the interval width between any two adjacent groove top opening is 0.2~0.5mm.
8. scraper plate as claimed in claim 5, which is characterized in that described trapezoidal when the groove shape of the multiple slot tooth is trapezoidal
Longer bottom edge is located at the groove top of the slot, and the trapezoidal shorter bottom edge is located at the slot bottom of the slot.
9. such as described in any item scraper plates of claim 1 to 8, which is characterized in that the slot side of the slot tooth is contacted with described
The angle that side is formed is fillet or chamfering.
10. such as described in any item scraper plates of claim 1 to 8, which is characterized in that the scraper plate is flexible material, and described
The extension of scraper plate is 10% or more.
11. scraper plate as claimed in claim 10, which is characterized in that the scraper plate is in working condition, the contact edge and institute
State the contact of designated surface Region Matching；The designated surface region of the component includes at least one of following: wind power generating set
The leading edge surface region of blade, the surface region of the radome fairing of wheel hub, the surface region of tower, the surface region of cabin, wind speed
The surface region of instrument.
12. as claim 1 to 8 described in any item scraper plates, which is characterized in that the material of the scraper plate be rubber material,
Silica gel material or plastic material.
13. a kind of protective layer forming method based on scraper plate, which is characterized in that
Protective materials is coated in the designated surface region of component；
By the designated surface region as described in being contacted with the matching of the contact edge of the scraper plate of any one of claim 1 to 12, and by institute
The scraper plate for matching contact is moved protective materials coating uniformly along an assigned direction, forms protective layer.
14. method as claimed in claim 13, which is characterized in that the scraper plate of contact that will match is along a designated parties
The protective materials is coated uniformly to mobile, forms protective layer, comprising:
The scraper plate for matching contact is moved along an assigned direction, so that multiple slot teeth in the scraper plate are to levelling
Property the protective materials carry out uniform shaping so that the protective materials levelling after shaping forms protective layer in homogeneous thickness.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811291515.6A CN109482412A (en) | 2018-10-31 | 2018-10-31 | Scraper plate and protective layer forming method based on scraper plate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811291515.6A CN109482412A (en) | 2018-10-31 | 2018-10-31 | Scraper plate and protective layer forming method based on scraper plate |
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| CN109482412A true CN109482412A (en) | 2019-03-19 |
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| CN201811291515.6A Pending CN109482412A (en) | 2018-10-31 | 2018-10-31 | Scraper plate and protective layer forming method based on scraper plate |
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| WO2021213108A1 (en) * | 2020-04-24 | 2021-10-28 | 麦加芯彩新材料科技(上海)股份有限公司 | Coating scraper, coating application process, and blade |
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Application publication date: 20190319 |