CN107673183A - Protection device and Lamellar hanger - Google Patents
Protection device and Lamellar hanger Download PDFInfo
- Publication number
- CN107673183A CN107673183A CN201710711290.4A CN201710711290A CN107673183A CN 107673183 A CN107673183 A CN 107673183A CN 201710711290 A CN201710711290 A CN 201710711290A CN 107673183 A CN107673183 A CN 107673183A
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- China
- Prior art keywords
- protecting cover
- protection device
- blade
- hanging apparatus
- accommodating chamber
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/108—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means for lifting parts of wind turbines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Wind Motors (AREA)
Abstract
The invention provides a kind of protection device and Lamellar hanger.Protection device is used to protect the pneumatic accessories for being installed on blade, and protection device includes：There is interconnected accommodating chamber and opening portion, protecting cover the outside wall surface of blade can be fastened on by opening portion, pneumatic accessories is received in accommodating chamber for protecting cover, protecting cover；Connection member, connection member are connected with protecting cover, protecting cover can be connected into hanging apparatus.Therefore; protection device provided by the invention and Lamellar hanger can be during being lifted by hanging apparatus to the blade in impeller sets; realize that the pneumatic accessories for avoiding being installed on blade is extruded and damaged by hanging apparatus, improve the purpose of the lifting efficiency of impeller sets.
Description
Technical field
The present invention relates to technical field of wind power generation apparatus field, more particularly to a kind of protection device and Lamellar hanger.
Background technology
Blade is the core work part of wind power generating set, and wind power generating set is based on blade and rotated under wind-force effect
Convert wind energy into electric energy, thus blade captures the size of wind energy from the air of circulation will be directly connected to wind power generating set
The energy output of itself.But in wind power generating set operation, air-flow has in the root of blade or most of leaf exhibition scope can
Flow separation can occur, influence the Wind energy extraction efficiency of wind power generating set.
Therefore, the blade of most of wind power generating sets is equipped with pneumatic accessories at present, as vortex generator, stall are pasted
Bar, ridge belts etc., after these pneumatic accessories are arranged on blade surface, it can improve blade aerodynamic according to blade aerodynamic characteristic
Performance, so as to improve the generated energy of wind power generating set.
In impeller sets hoisting process is performed, aid in blade being assembled to wheel hub usually using hanging apparatus.But make
When being lifted with hanging apparatus to the blade for being provided with pneumatic accessories, because pneumatic accessories is connected to blade surface, so hanging
Assembling device is lived easily to pneumatic accessories excessive extrusion when blade is lifted up, so as to cause the impaired feelings of pneumatic accessories in support
Condition.After pneumatic accessories is damaged, then need to dismantle, and reconnect.Therefore, can not only waste excessive material and manually into
This, can also increase hoisting cycle, so as to reduce the construction efficiency of wind power generating set.
And it is current, due to not being effectively protected device and Lamellar hanger, in leaf blade hanging, usual hanging apparatus in order to
Do not damage these pneumatic accessories and avoid lifting intentionally, so cause leaf blade hanging unbalance or leaf blade hanging align precision poor efficiency
The problem of low, What is more, causes the failure of leaf blade hanging, triggers serious accident.
Therefore, a kind of new protection device and Lamellar hanger are needed badly.
The content of the invention
According to an embodiment of the invention, there is provided a kind of protection device and Lamellar hanger, hanging apparatus can passed through
During being lifted to the blade in impeller sets, realize that the pneumatic accessories for avoiding being installed on blade is extruded by hanging apparatus
And damage, improve the purpose of the lifting efficiency of impeller sets.
One side according to embodiments of the present invention, there is provided a kind of protection device, for being installed on the pneumatic of blade
Annex is protected, including：Protecting cover, protecting cover have accommodating chamber and the opening portion connected with accommodating chamber, protecting cover
The outside wall surface of blade can be fastened on by opening portion, pneumatic accessories is received in accommodating chamber, will be hung by protecting cover
The outside wall surface of assembling device and blade is spaced apart.
One side according to embodiments of the present invention, protecting cover also include butting section, and butting section is connected to opening portion
Edge, protecting cover can be by the outside wall surfaces of butting section and blade against cooperation.
One side according to embodiments of the present invention, set to continuous edge of the butting section along opening portion.
One side according to embodiments of the present invention, butting section include supporting plate, and the outside wall surface of supporting plate and blade is tangent
Ground is connected to the edge of opening portion.
One side according to embodiments of the present invention, protecting cover also include contact site, and contact site is arranged on butting section
Towards on the end face of blade, butting section is contacted by contact site with the outside wall surface of blade.
One side according to embodiments of the present invention, contact site include the stratiform or block structure being fabricated from a flexible material.
One side according to embodiments of the present invention, protecting cover include at least two side walls being connected to each other and strengthen tying
Component, reinforcement structure part are located in accommodating chamber, and are connected between adjacent two side wall of protecting cover, with along hanging apparatus
The deflection of angle that is formed each other of relative two side walls of bearing of trend system limit protecting cover.
One side according to embodiments of the present invention, protection device also include connection member, connection member and protecting cover
Connection, hanging apparatus is connected to by protecting cover.
One side according to embodiments of the present invention, connection member form both ends in protecting cover away from opening portion side
Unlimited guiding channel, guiding channel are used to pass through for hanging apparatus, and protecting cover is movably attached into hanging apparatus
On.
One side according to embodiments of the present invention, connection member include fixed bandage, fixed bandage and protecting cover that
This, which matches somebody with somebody, is encircled into guiding channel, wherein, connection member includes two fixed bandages, and two fixed bandages are arranged relative to each other
On protecting cover and fastening structure is provided with corresponding to each other, to be engaged with each other by fastening structure；Or connection member includes
One fixed bandage, the both ends of a fixed bandage are respectively fixedly connected with protecting cover.
One side according to embodiments of the present invention, protection device also include：Detection unit, in accommodating chamber, use
In the position data for obtaining the pneumatic accessories in accommodating chamber；Processing unit, it is connected with detection unit, for receiving position number
According to, and by position data compared with predetermined threshold value, when position data is less than predetermined threshold value, processing unit sends alarm and referred to
Order；Alarm unit, it is connected with processing unit, for receiving alarm command, and responds alarm command and give a warning prompting.
One side according to embodiments of the present invention, detection unit include：Infrared line pressure sensor or laser ranging
Sensor.
One side according to embodiments of the present invention, the lateral cross section of protecting cover and/or the shape of longitudinal cross-section are by structure
As trapezoidal, semicircle, rectangle or triangle.
Other side according to embodiments of the present invention, a kind of Lamellar hanger is additionally provided, including：Hanging apparatus, can
Support lives blade；With above-mentioned protection device, protection device is movably attached on hanging apparatus via guiding channel, so that
Opening portion can be fastened on the outside wall surface of blade, and pneumatic accessories is received in accommodating chamber.
To sum up, the protection device and Lamellar hanger of the embodiment of the present invention, there is opening portion and and opening portion by setting
The protecting cover of the accommodating chamber of connection, protecting cover close the pneumatic accessories on the outside wall surface of blade is installed on by opening portion cover
Periphery.Thus, it is possible to which pneumatic accessories is received in accommodating chamber by protecting cover, and by the outside wall surface and hanging apparatus of blade
It is spaced apart, avoids hanging apparatus during auxiliary blade is lifted, excessive compression is caused to pneumatic accessories, and to gas
Dynamic annex is caused to damage, and the connective stability between pneumatic accessories and the outside wall surface of blade is impacted.Therefore, this hair
The protection device of bright embodiment can realize the efficiency of assembling for improving impeller sets, save labour, reduce wind power generating set
One or more of production cost purpose.
Brief description of the drawings
The present invention may be better understood from the description to the embodiment of the present invention below in conjunction with the accompanying drawings, its
In：
The detailed description made referring to the drawings to non-limiting example by reading, further feature of the invention,
Objects and advantages will become more apparent upon, wherein, same or analogous reference represents same or analogous feature.
Fig. 1 is cross-sectional view of the protection device according to an embodiment of the invention in concrete application example；
Fig. 2 is the layer structure schematic diagram of the material of protecting cover according to an embodiment of the invention；
Fig. 3 is cross-section structure signal of the protection device in accordance with another embodiment of the present invention in concrete application example
Figure；
Fig. 4 is the structural representation of a specific example of the connection member in protection device according to embodiments of the present invention
Figure；
Fig. 5 is illustrated according to cross-section structure of the protection device of further embodiment of the present invention in concrete application example
Figure；
Fig. 6 is illustrated according to cross-section structure of the protection device of another embodiment of the invention in concrete application example
Figure；
Fig. 7 is illustrated according to cross-section structure of the protection device of still further embodiment of the present invention in concrete application example
Figure.
Wherein：
The outside wall surface of 10- blades；
20- protection devices；21- protecting covers；211- internal layers；212- outer layers；213- side walls；214- side walls；215- side walls；
21a- accommodating chambers；21b- opening portions；22- connection members；221- fixes bandage；222- fixes bandage；223- adhering buckles；23- branch
Fagging；24- contact sites；25- detection units；26- alarm units；27- reinforcement structure parts；
30- hanging apparatus；
40- pneumatic accessories.
Embodiment
The feature and exemplary embodiment of various aspects of the invention is described more fully below.In following detailed description
In, it is proposed that many details, to provide complete understanding of the present invention.But to those skilled in the art
It will be apparent that the present invention can be implemented in the case of some details in not needing these details.Below to implementing
The description of example is used for the purpose of by showing that the example of the present invention is better understood to provide to the present invention.In accompanying drawing and following
Description in, at least part of known features and technology are not illustrated, unnecessary fuzzy to avoid causing the present invention；
Also, in order to clear, it may be exaggerated the size of part-structure.Identical reference represents same or similar knot in figure
Structure, thus their detailed description will be omitted.In addition, feature described below, structure or characteristic can be with any suitable
Mode be incorporated in one or more embodiments.
The noun of locality of middle appearance described below is the direction shown in figure, be not to the present invention protection device and
The concrete structure of Lamellar hanger is defined.In the description of the invention, it is also necessary to explanation, unless otherwise clear and definite regulation
And restriction, term " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or removable
Connection is unloaded, or is integrally connected；Can be joined directly together, can also be indirectly connected.For one of ordinary skill in the art
Speech, visual concrete condition understand the concrete meaning of above-mentioned term in the present invention.
Protection device provided in an embodiment of the present invention and Lamellar hanger can be applied in leaf blade hanging link, with support leaf
The hanging apparatus of piece coordinates, when being lifted using hanging apparatus to blade, with by protection device on blade
Pneumatic accessories protected.Prevent pneumatic accessories from being damaged under the extruding force effect of hanging apparatus.It is thereby it is ensured that pneumatic
The stability that annex is connected with blade, improve the lifting efficiency of impeller sets.Above-mentioned pneumatic accessories can be vortex generator, stall
Joint strip, ridge belts etc., but it is not limited to this.
For a better understanding of the present invention, with reference to protection device and leaf according to embodiments of the present invention Fig. 1 to Fig. 7
Piece suspender illustrates.
Fig. 1 is cross-section structure signal of the protection device 20 according to an embodiment of the invention in concrete application example
Figure.As shown in figure 1, protection device 20 can coordinate with the hanging apparatus 30 of hoisting blade, for being installed on blade (in figure
Only schematically show the outside wall surface 10 of blade) pneumatic accessories 40 protected, specifically, in order to improve wind-power electricity generation
The generated energy of unit, it will usually the pneumatic accessories of arranged in groups is installed on blade.Hanging apparatus is not limited to hanging belt, lifting
Rope etc., as long as the device for completing leaf blade hanging process.
Protection device 20 includes：Protecting cover 21, protecting cover 21 have interconnected accommodating chamber 21a and opening portion
21b, protecting cover 21 can be fastened on the outside wall surface 10 of blade by opening portion 21b, pneumatic accessories 40 are received in into receiving
In chamber 21a, and the outside wall surface 10 of the hanging apparatus 30 and the blade is spaced apart by the protecting cover 21.
Thus, the protection device 20 of the embodiment of the present invention, accommodating chamber 21a and and accommodating chamber are formed by protecting cover 21
The opening portion 21b of 21a connections, and the pneumatic accessories closed on the outside wall surface 10 of blade is installed on can be covered by opening portion 21b
40 periphery.Thus, it is possible to receive pneumatic accessories 40 in accommodating chamber 21a by protecting cover 21, and pass through protecting cover 21
The outside wall surface 10 of blade is spaced apart with hanging apparatus 30.The process for avoiding hanging apparatus 30 from being lifted in auxiliary blade
In, excessive compression is caused to pneumatic accessories 40, and pneumatic accessories 40 is caused to damage, and to the outer of pneumatic accessories 40 and blade
Connective stability between wall 10 impacts.Therefore, the protection device 20 of the embodiment of the present invention can realize raising impeller
The efficiency of assembling of group, labour is saved, reduce one or more of wind power generating set construction cost purpose.
Continuing with referring to Fig. 1, according to one embodiment of present invention, by extension side of the protection device 20 along hanging apparatus 30
To after cutting, the section shape of protecting cover 21 is semicircle substantially.So form receiving in the side of protecting cover 21
The chamber 21a and opening portion 21b connected with accommodating chamber 21a, wherein, the size of accommodating chamber 21a and opening portion 21b sizes needs root
Set according to the size of each pneumatic accessories 40 set in the outside wall surface 10 of blade.So that protecting cover 21 can pass through
Opening portion 21b is fastened on the periphery of pneumatic accessories 40, and pneumatic accessories 40 is received in accommodating chamber 21a, and accommodating chamber 21a
Inwall and opening portion 21b will not all touch pneumatic accessories 40.Because protecting cover 21 is free to be supported on the outer of blade
, can be according to hanging apparatus 30 and pneumatic accessories 40 in the specific hoisting process of blade between wall 10 and hanging apparatus 30
Between relative position load protecting cover 21 on demand.It can so be set up defences shroud body in each outer cover of pneumatic accessories 40 one by one
21, avoid the situation of neglected loading protection device 20 occur outside pneumatic accessories 40.Therefore pneumatic accessories 40 can be prevented by hanging apparatus
The problem of 30 extruding damage, so as to improve the efficiency of assembling of impeller sets, and ensures the generated energy of wind power generating set.
In the present embodiment, set the wall thickness such as protecting cover 21 is overall, and can use with certain degree of hardness and tough
Property material be made, for example, protecting cover 21 can use fiberglass, plastic or other material be made.So that protecting cover 21 has
Enough hardness is supported between the outside wall surface 10 of blade and hanging apparatus 30, prevents pneumatic accessories 40 by hanging apparatus 30
Extruding.Fig. 2 is the layer structure schematic diagram of the material of protecting cover 21 according to an embodiment of the invention.In order to prevent protecting
Cover body 21 is fastened on the outside wall surface 10 of damaged blade in the outside wall surface 10 of blade, and protecting cover 21 can also use layer structure.
As shown in Fig. 2 in the present embodiment, protecting cover 21 includes internal layer 211 and outer layer 212, and wherein internal layer 211 is by above-mentioned glass
The material that steel or plastics etc. have certain degree of hardness is formed, and outer layer 212 is by the flexible material with protective action, such as fabric etc.
Form.The layer structure that internal layer 211 is wrapped in center and formed by using outer layer 212 so that protecting cover 21 with
While enough hardness, additionally it is possible to protect the outside wall surface 10 for the blade being in contact with it, prevent because protecting cover 21 is hung
The extruding force of assembling device 30 and cut is caused to the outside wall surface 10 of blade.
In addition, the embodiment of the present invention is not defined for the concrete form of protecting cover 21, for along hanging apparatus
Section shape after 30 bearing of trend cutting is substantially semi-circular protecting cover 21, in certain embodiments, protecting cover
21 entirety for example can be hemispherical dome structure (unitary construction of protecting cover 21 not shown in figure).Pass through hemispheric protection
The entirety of pneumatic accessories 40 is received in accommodating chamber 21a by cover body 21, and the outside wall surface 10 of blade is supported on by protecting cover 21
Between hanging apparatus 30, pneumatic accessories 40 is set to be protected from the extruding of hanging apparatus 30.
In addition, it is substantially semi-circular protecting cover for the section shape after the bearing of trend cutting along hanging apparatus 30
21, in other embodiment, when the material of protecting cover 21 has enough hardness, protecting cover 21 can also be plate
Shape structure, specifically, protecting cover 21 are made up of the plate body of arc.That is, protecting cover 21 prolongs in hanging apparatus 30
Stretch the both sides in direction while open wide, now, you can pneumatic accessories 40 is at least partially received at by receiving by protecting cover 21
In chamber 21a, now, can be equally supported on by the protecting cover 21 of tabular the outside wall surface 10 of blade and hanging apparatus 30 it
Between, pneumatic accessories 40 is protected from the extruding of hanging apparatus 30.
Fig. 3 is cross-section structure signal of the protection device 20 in accordance with another embodiment of the present invention in concrete application example
Figure；Fig. 4 is the structural representation of a specific example of the connection member 22 in protection device 20 according to embodiments of the present invention.
Identical label is used with identical part in the protection device 20 that is shown in above-mentioned Fig. 1 in the present embodiment, and for
Structure through being described in detail, it will not repeat again.As shown in Figure 3 and Figure 4, with the protection device 20 that is shown in Fig. 1
Difference is that in the present embodiment, protection device also includes connection member 22, and connection member 22 connects with protecting cover 21
Connect, protecting cover 21 can be connected to hanging apparatus 30, with by protecting cover 21 by the outer wall of hanging apparatus 30 and blade
Face 10 is spaced apart.
In certain embodiments, connection member 22 is connected with protecting cover 21, and deviates from opening in protecting cover 21
Portion 21b sides form the guiding channel (not going out in figure) of both ends open, and guiding channel is used to pass through for hanging apparatus 30, will be anti-
Shroud body 21 is movably attached on hanging apparatus 30.In the present embodiment, specifically, by taking the protecting cover 21 of tabular as an example
The connection member 22 being attached to is illustrated.Connection member 22 includes fixed bandage, to pass through fixed bandage and protection
Cover body 21 forms above-mentioned guiding channel away from the surface of opening portion 21b sides.
Exemplarily, as shown in figure 4, the fixation that connection member 22 includes being arranged relative to each other on protecting cover 21 is tied up
Band 221 and fixed bandage 222, that is to say, that when protecting cover 21 is connected with hanging apparatus 30, hanging apparatus 30 is fitted in anti-
Shroud body 21 away from the surface of accommodating chamber 21a sides, and the fixation bandage 221 being arranged on protecting cover 21 and fixation are tied up
It is located at the both sides of the longitudinally of hanging apparatus 30 respectively with 222.Specifically, in the present embodiment, fix bandage 221 and fix
Bandage 222 is fixedly connected on the outer surface of protecting cover 21 (it is of course possible to be protecting cover 21 by respective one end respectively
Outer peripheral edge or away from accommodating chamber 21a surface), and fix bandage 221 and fixed bandage 222 respectively by the respective other end
It is arranged in correspondence with adhering buckle 223.Thus when needing protection device 20 being connected to hanging apparatus 30, adhering buckle can be passed through
223 make to fix bandage 221 and fix bandage 222 to be engaged with each other, to pass through the fixation bandage 221 being engaged with each other and fixed bandage
222 away from the surface of opening portion 21b sides surround guiding channel jointly with protecting cover 21, so that hanging apparatus 30 is from guiding
Passed through in passage, and then protecting cover 21 is movably attached on hanging apparatus 30.
When being lifted using hanging apparatus 30 to blade, the support of hanging apparatus 30 lives the basal surface of blade, by blade
Both sides extend upward.After protecting cover 21 may be movably attached into hanging apparatus 30 by connection member 22, protecting cover
Between 21 outside wall surfaces 10 that can be supported in blade and hanging apparatus 30.And further lifted by adjusting protection device 20
Position on device 30, protecting cover 21 can be made to be moved relative to pneumatic accessories 40 in the outside wall surface 10 of blade, so that will
Pneumatic accessories 40 is received in accommodating chamber 21a, and avoiding accommodating chamber 21a and pneumatic accessories 40, position is improper each other, and to pneumatic attached
Part 40 causes to damage.Position of the protection device 20 on hanging apparatus 30 can also be entered at any time during leaf blade hanging simultaneously
Row is adaptively adjusted.
Therefore, when the auxiliary blade of hanging apparatus 30 is lifted, protecting cover 21 can be supported on the outer wall of blade all the time
Between face 10 and hanging apparatus 30, pneumatic accessories 40 is received in accommodating chamber 21a, and bears the extruding of the application of hanging apparatus 30
Power, make pneumatic accessories 40 from the extruding of hanging apparatus 30.It therefore, there is no need to dismantle by hanging apparatus during leaf blade hanging
The pneumatic accessories 40 of 30 extrusion damages.Therefore, coordinated by using the protection device 20 and hanging apparatus 30 of the embodiment of the present invention
Auxiliary blade is lifted, on the basis of ensureing that blade surface will not cause damage due to dismounting pneumatic accessories 40, additionally it is possible to
The lifting efficiency of impeller sets is improved, so as to improve the construction efficiency of wind power generating set.
Fig. 5 is illustrated according to cross-section structure of the protection device 20 of further embodiment of the present invention in concrete application example
Figure.In the present embodiment, for ease of understanding and distinguishing, in Figure 5 with identical in the protection device 20 in embodiment illustrated in fig. 3
Part uses identical label.As shown in figure 5, in an optional embodiment, by protection device 20 along hanging apparatus 30
After bearing of trend cutting, the section shape of protecting cover 21 can also be substantially trapezoidal.Equally in the side of protecting cover 21
Accommodating chamber 21a and the opening portion 21b connected with accommodating chamber 21a are formd, to be fastened on pneumatic accessories 40 by opening portion 21b
Periphery, pneumatic accessories 40 is received in accommodating chamber 21a, and ensures that accommodating chamber 21a inwall and opening portion 21b will not all be touched
Contact pneumatic accessories 40.
In addition, it is trapezoidal protecting cover substantially for the section shape after the bearing of trend cutting along hanging apparatus 30
21, the lateral cross section (i.e. along the width of hanging apparatus 30) of protecting cover 21 and longitudinal cross-section are (i.e. along hanging apparatus 30
Bearing of trend) can be all substantially trapezoidal；Or the lateral cross section and longitudinal cross-section one of which of protecting cover 21 is substantially
It is trapezoidal.Certainly, it is trapezoidal protecting cover 21 substantially for longitudinal cross-section, protecting cover 21 can equally use above-mentioned reality
The platy structure in example is applied, simply in the present embodiment, protecting cover 21 is made up of the plate body of arc, but is led to by plate body
The mode for crossing bending is formed, so that protecting cover 21 opens wide in the both sides of the bearing of trend of hanging apparatus 30 simultaneously.In addition, this implementation
Connection member 22 in example is identical with the connection member 22 of the protection device 20 of above-described embodiment, therefore is not repeated here.
In an optional embodiment, as shown in figure 5, protecting cover 21 can also include butting section, with by against
The outside wall surface 10 of portion and blade avoids the outside wall surface 10 of the edge torn blade of protecting cover 21 against cooperation.Specifically, against
Portion is supporting plate 23, and supporting plate 23 is connected to opening portion 21b edge, and tangent with the outside wall surface 10 of blade.Therefore, protect
Cover body 21 can be then resisted against in the outside wall surface 10 of blade by supporting plate 23, and the outside wall surface 10 of blade will not be caused to damage
It is bad.In addition, supporting plate 23 can be made of flexible material, so, then leaf can further be protected by supporting plate 23
The outside wall surface 10 of piece, prevent from that the outside wall surface 10 of blade is caused to damage while protecting cover 21 is supported on 40 periphery of pneumatic accessories
It is bad.
Exemplarily, butting section can be continuously formed at opening portion 21b edge, so be not only able to further protect
The outside wall surface 10 of blade will not be damaged, while protecting cover 21 is applied by butting section to the outside wall surface 10 of blade
Balanced pressure, the outside wall surface 10 of blade is avoided to be damaged by the pressure of part.In addition, exemplarily, butting section with
Protecting cover 21 can use integral structure, can also use split-type structural.
In addition, in an optional embodiment, as shown in figure 5, protecting cover 21 can also include contact site 24.Contact
Portion 24 be arranged on above-mentioned butting section towards on the end face of the outside wall surface 10 of blade.Such as in an exemplary implementation, when to
Relying part be above-described embodiment in supporting plate 23 when, contact site 24 can be using bonding way be connected to supporting plate 23 towards
On the end face of the side of outside wall surface 10 of blade and the stratiform or block structure that are fabricated from a flexible material.Specifically, contact site 24
Cotton bed course, fabric bed course or rubber spacer can be included.Thus, butting section can pass through contact site 24 and the outer wall of blade
Face 10 contacts, further to reduce the possibility of damage of the protecting cover 21 to the outside wall surface 10 of blade by contact site 24.When
So, contact site 24 can also include other structures, as long as connect in butting section by the outside wall surface 10 of contact site 24 and blade
When touching, it can avoid causing damage to the outside wall surface 10 of blade.
Fig. 6 is illustrated according to cross-section structure of the protection device 20 of another embodiment of the invention in concrete application example
Figure.In the present embodiment, for ease of understanding and distinguishing, in Fig. 6 with identical portion in the protection device 20 in embodiment illustrated in fig. 5
Part uses identical label.As shown in fig. 6, in an optional embodiment, protection device 20 can also include detection unit
25th, alarm unit 26 and processing unit (not shown).
Specifically, detection unit 25 is arranged in the accommodating chamber 21a of protecting cover 21, and accommodating chamber is received in for obtaining
The position data of pneumatic accessories 40 in 21a.
During being coordinated using the protection device 20 of the present embodiment and hanging apparatus 30 blade lifted, detection
Unit 25 is installed in accommodating chamber 21a, and detection in real time is located at the pneumatic accessories 40 and detection unit 25 in accommodating chamber 21a
Between actual range (actual range between pneumatic accessories 40 and accommodating chamber 21a madial wall is converted into pneumatic accessories
Actual range between 40 and detection unit 25), and the position data that the actual range is generated as to pneumatic accessories 40 is sent to
Processing unit.Exemplarily, detection unit 25 can include infrared line pressure sensor or laser range sensor.In addition,
Detection unit 25 can be arranged in side wall 213 by the way of as shown in Figure 6, can be also arranged on protecting cover 21 and be filled along lifting
Put in relative two side wall of 30 bearing of trend (i.e. side wall 214 and side wall 215).Furthermore it is also possible in accommodating chamber 21a
Multiple detection units 25 are set, multiple detection units 25 are separately mounted in the corresponding side walls of accommodating chamber 21a.
Processing unit, it is connected with detection unit 25, for receiving the position data that is sent by detection unit 25, and by position
Data, when position data is less than predetermined threshold value, send alarm command compared with predetermined threshold value.
Predetermined threshold value is previously stored with processing unit, the predetermined threshold value is between detection unit 25 and pneumatic accessories 40
Distance lower limit, that is to say, that when the actual range between pneumatic accessories 40 and detection unit 25 be less than the lower limit (i.e.
Predetermined threshold value) when, then illustrate pneumatic accessories 40 i.e. into contact with accommodating chamber 21a madial wall.So when processing unit receives
The position data (actual range i.e. between pneumatic accessories 40 and detection unit 25) sent from detection unit 25, i.e., can should
Position data is compared with the predetermined threshold value prestored, when processing unit judges that position data is less than predetermined threshold value, then
Alarm command can be sent to alarm unit 26.
In the present embodiment, the specific set location of processing unit is not intended to limit, for example, processing unit can be single with detection
Member 25 is integrated in a module with alarm unit 26, can also be separately arranged at processing unit in accommodating chamber 21a,
As long as processing unit can receive detection unit 25 transmission position data, and judge position data be less than predetermined threshold value when to
Alarm unit 26 sends alarm command.
Alarm unit 26 is connected with processing unit, the alarm command sent for reception processing unit, and is responded alarm and referred to
Make the prompting that gives a warning.Exemplarily, alarm unit 26 can be voice guard or light-emitting alarm, thus can and
When the alarm command that sends of response processing unit, prompt operator by sound or light, accommodating chamber 21a madial wall will touch
Encounter the pneumatic accessories 40 installed in the outside wall surface 10 of blade.Thus, operating personnel can have found in time, and can be to protection device
20 link position on hanging apparatus 30 adjusts accordingly, and then makes the pneumatic accessories 40 in accommodating chamber 21a remote
Accommodating chamber 21a inwall.Therefore can be in the hoisting process of blade to protection shape of the protection device 20 for pneumatic accessories 40
State is monitored in real time, is further ensured that the stability that pneumatic accessories 40 is connected with the outside wall surface 10 of blade, is avoided pneumatic accessories
40 after undesirable movement occurs for protection device 20, are extruded and damage.Certainly for the type present invention of alarm unit 26
And be not limited, in other examples, alarm unit 26 can also be display, and now, processing unit can be by police
Accuse instruction and be sent directly to display, be shown by by display warning instruction in a manner of prompting message.
Certainly, also it is not limited for the specific set location present invention of alarm unit 26, when alarm unit 26 is sound
When sound alarm or light-emitting alarm, it can be arranged on the outer peripheral edge of protecting cover 21 or the table away from accommodating chamber 21a
On face；And alarm unit 26 can then be arranged on remote location, be remotely connected with processing unit when being display.
Fig. 7 is shown according to cross-section structure of the protection device 20 of still further embodiment of the present invention in concrete application example
It is intended to.In the present embodiment, for ease of understanding and distinguishing, with identical part in the protection device 20 in embodiment illustrated in fig. 3
Use identical label.As shown in fig. 7, in an optional embodiment, by the way that plate body is bent to form into protecting cover 21 (i.e.
Protecting cover 21 has three side walls being connected to each other, and the both sides of the bearing of trend in hanging apparatus 30 are opened wide), and protect
Cover body 21 can also include reinforcement structure part 27, to be made by reinforcement structure part 27 in limit protecting cover 21 along hanging apparatus 30
The deflection for the angle that relative two side wall of bearing of trend is formed each other.
In the present embodiment, protecting cover 21 only includes side wall 213, side wall 214 and the side wall 215 being connected to each other.Specifically
Ground, as shown in fig. 7, reinforcement structure part 27 includes reinforcement, two reinforcements are connected to being filled with lifting for protecting cover 21
Put between 30 almost parallel side walls 213 and the side wall 214 substantially vertical with hanging apparatus 30 and protecting cover 21 with hanging
Between the almost parallel side wall 213 of assembling device 30 and the side wall 215 substantially vertical with hanging apparatus 30.Therefore, hanging apparatus is worked as
30 pairs of protecting covers 21 apply the angle that extruding force causes the side wall 214 of protecting cover 21 and side wall 215 to be formed each other
, can be by two reinforcements respectively between side wall 213 and side wall 214 and the He of side wall 213 when deflection is in increase trend
There is provided pulling force between side wall 215, with system limit protecting cover 21 in along two relative side walls of the bearing of trend of hanging apparatus 30 (i.e.
Side wall 214 and side wall 215) each other formed angle deflection.Therefore, it is possible to avoid hanging apparatus 30 to passing through plate body
When the protecting cover 21 that folding is formed causes excessive compression, protecting cover 21 is deformed upon and extruded in its accommodating chamber 21a
Pneumatic accessories 40.
Certainly, in other examples, for the (not shown) of protecting cover 21 with five surface side walls, together
Sample can set reinforcement structure part 27, reinforcement structure part 27 can be now connected to protecting cover 21 adjacent two side wall it
Between, the angle formed each other along two relative side walls of the bearing of trend of hanging apparatus 30 in protecting cover 21 is limited with system
Deflection, so as to increase the structural strength of protecting cover 21.
Such as multiple reinforcements can be connected to five faces of protecting cover 21 when being reinforcement by reinforcement structure part 27
Between adjacent two side wall in side wall, but the condition for needing to meet is, by being connected between two adjacent side walls
Reinforcement, it should cause what is formed each other along two relative side walls of the bearing of trend of hanging apparatus 30 in protecting cover 21
The deflection of angle can be limited by system.During coordinating hanging apparatus 30 to aid in hoisting blade in protection device 20, energy
Enough avoid due to by the excessive extruding force of hanging apparatus 30 so that the situation that the side wall of protecting cover 21 is broken.
In addition, in an optional implementation, butting section may be replaced with rubber parts, and rubber parts then can directly connect
Opening portion 21b edge is connected on, protecting cover 21 is resisted against the outside wall surface 10 of blade by rubber parts.Due to rubber parts in itself
Flexible and certain frictional force, thus protection device 20 by rubber parts against blade outside wall surface 10 when, Neng Goubao
The outside wall surface 10 of shield blade can also increase the friction between protecting cover 21 and the outside wall surface 10 of blade while being not damaged by
Power.Therefore, it is possible to prevent protecting cover 21 to be moved relative to outside wall surface 10 of the pneumatic accessories 40 in blade.
In the above-described embodiments, connection member 22 includes fixed bandage 221 and fixed bandage 222, passes through fixed bandage 221
It is engaged with each other with fixed bandage 222 and surrounds guiding channel with the surface of the remote opening portion 21b sides of protecting cover 21, but originally
The embodiment of invention is not limited to this.In other examples, connection member 22 can also include a fixed bandage, pass through
The both ends of this fixed bandage are respectively fixedly connected with the (not shown) of protecting cover 21, can equally make this admittedly
The surface for determining the remote opening portion 21b sides of bandage and protecting cover 21 surrounds guiding channel.In addition, in other examples
Fixed bandage can also be replaced with to other connectors, such as connection member can also be the fasteners such as bolt, pass through bolt
Protecting cover 21 can be equally connected to Deng fastener on hanging apparatus 30 so that protecting cover 21 is supported in the outer wall of blade
Between face 10 and hanging apparatus 30.
In addition, in the above-described embodiments, fixed bandage 221 and fixed adhering buckle of the bandage 222 by the setting that corresponds to each other
223 engagements, but embodiments of the invention are not limited to this.In others are implemented, fixed bandage 221 and fixed bandage 222
Between can also be arranged in correspondence with other fastening structures.For example, it is also possible on fixed bandage 221 and fixed bandage 222 that
This is arranged in correspondence with hasp structure, with will pass through hasp structure realize engagement between fixed bandage 221 and fixed bandage 222 and
Separation.
In the above-described embodiments, merely illustrating protection device 20 has along cutting after the bearing of trend cutting of hanging apparatus 30
Face is shaped as semicircle and trapezoidal protecting cover 21, but embodiments of the invention are not limited to this.In other embodiments
In, the lateral cross section of protecting cover 21 and/or the shape of longitudinal cross-section can also be configured to trapezoidal, semicircle, rectangle or
Triangle.
In addition, according to one embodiment of present invention, a kind of Lamellar hanger (as shown in Figure 4) is additionally provided, in certain Fig. 4
The part-structure of Lamellar hanger is merely illustrated, the Lamellar hanger is included mentioned in hanging apparatus 30 and any of the above-described embodiment
Protection device 20.When being lifted by Lamellar hanger auxiliary blade, hanging apparatus 30 can support live blade, protection device
20 are movably attached on hanging apparatus 30 via the guiding channel of protection device 20, so that the opening portion of protection device 20
21b can be fastened on the outside wall surface 10 of blade, and pneumatic accessories 40 is received in accommodating chamber 21a.
The present invention can realize in other specific forms, without departing from its spirit and essential characteristics.Therefore, current reality
Apply example be all counted as being exemplary rather than in all respects it is limited, the scope of the present invention by appended claims rather than on
State description definition, also, fall into claim implication and equivalent in the range of whole change so as to all be included in this
Among the scope of invention.Also, the different technologies feature occurred in different embodiments can be combined, to obtain beneficial to effect
Fruit.Those skilled in the art will be understood that and realize disclosed on the basis of studying accompanying drawing, specification and claims
The embodiment of other changes of embodiment.
Claims (14)
1. a kind of protection device (20), protected for the pneumatic accessories (40) to being installed on blade, it is characterised in that bag
Include：
Protecting cover (21), the protecting cover (21) have accommodating chamber (21a) and the opening connected with the accommodating chamber (21a)
Portion (21b), the protecting cover (21) can be fastened on the outside wall surface (10) of the blade by the opening portion (21b), with
The pneumatic accessories (40) is received in the accommodating chamber (21a), will be used to lifting by the protecting cover (21) described
The hanging apparatus (30) of blade is spaced apart with the outside wall surface (10) of the blade.
2. protection device (20) according to claim 1, it is characterised in that the protecting cover (21) also include against
Portion, the butting section are connected to the opening portion (21b) edge, the protecting cover (21) can by the butting section with
The outside wall surface (10) of the blade is against cooperation.
3. protection device (20) according to claim 2, it is characterised in that the butting section is along the opening portion (21b)
Continuous edge set.
4. protection device (20) according to claim 2, it is characterised in that the butting section includes supporting plate (23), institute
The outside wall surface (10) for stating supporting plate (23) and the blade is tangentially connected to the opening portion (21b) edge.
5. protection device (20) according to claim 2, it is characterised in that the protecting cover (21) also includes contact site
(24), the contact site (24) is arranged on the end face of the direction blade of the butting section, and the butting section passes through described
Contact site (24) contacts with the outside wall surface (10) of the blade.
6. protection device (20) according to claim 5, it is characterised in that the contact site (24) is included by flexible material
Manufactured stratiform or block structure.
7. protection device (20) according to claim 1, it is characterised in that the protecting cover (21) includes at least two
The side wall and reinforcement structure part (27) being connected to each other, the reinforcement structure part (27) is located in the accommodating chamber (21a), and connects
Between adjacent two side wall of the protecting cover (21), with along described in the bearing of trend system of the hanging apparatus (30) limit
The deflection for the angle that two relative side walls of protecting cover (21) are formed each other.
8. the protection device (20) according to any one of claim 1 to 7, it is characterised in that the protection device (21) is also
Including connection member (22), the connection member (22) is connected with the protecting cover (21), by the protecting cover (21)
It is connected to the hanging apparatus (30).
9. protection device (20) according to claim 8, it is characterised in that the connection member (22) is in the protective cover
The guiding channel that both ends open is formed away from the opening portion (21b) side of body (21), the guiding channel are used for described in confession
Hanging apparatus (30) is passed through, and the protecting cover (21) is movably attached on the hanging apparatus (30).
10. protection device (20) according to claim 9, it is characterised in that the connection member (22) includes fixation and tied up
Band (221,222), the fixed bandage (221,222) are fitted to each other with the protecting cover (21) and surround the guiding channel,
Wherein,
The connection member (22) includes two fixed bandages (221,222), two fixed bandages (221,222) that
This is oppositely disposed on the protecting cover (21) and is provided with fastening structure with corresponding to each other, to pass through the fastening structure
It is engaged with each other；Or
The connection member (22) includes a fixed bandage (221,222), fixed bandage (221,222)
Both ends are respectively fixedly connected with the protecting cover (21).
11. the protection device (20) according to any one of claim 1 to 7,9,10, it is characterised in that also include：
Detection unit (25), it is described in the accommodating chamber (21a) for obtaining in the accommodating chamber (21a)
The position data of pneumatic accessories (40)；
Processing unit, it is connected with the detection unit (25), for receiving the position data, and by the position data and in advance
If threshold value is compared, when the position data is less than the predetermined threshold value, the processing unit sends alarm command；
Alarm unit (26), is connected with the processing unit, for receiving the alarm command, and responds the alarm command hair
Go out warning prompt.
12. protection device (20) according to claim 11, it is characterised in that the detection unit (25) includes：It is infrared
Line pressure sensor or laser range sensor.
13. the protection device (20) according to any one of claim 1 to 7,9,10, it is characterised in that the protective cover
The lateral cross section of body (21) and/or the shape of longitudinal cross-section are configured to trapezoidal, semicircle, rectangle or triangle.
A kind of 14. Lamellar hanger, it is characterised in that including：
Hanging apparatus (30), can support live blade；With
Protection device (20) as any one of claim 1 to 13, the protection device (20) are logical via the guiding
Road is movably attached on the hanging apparatus (30), so that the opening portion (21b) can be fastened on the outer of the blade
Wall (10), and the pneumatic accessories (40) is received in the accommodating chamber (21a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710711290.4A CN107673183B (en) | 2017-08-18 | 2017-08-18 | Protection device and blade hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710711290.4A CN107673183B (en) | 2017-08-18 | 2017-08-18 | Protection device and blade hoist |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107673183A true CN107673183A (en) | 2018-02-09 |
| CN107673183B CN107673183B (en) | 2019-12-13 |
Family
ID=61134681
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710711290.4A Active CN107673183B (en) | 2017-08-18 | 2017-08-18 | Protection device and blade hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107673183B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113003394A (en) * | 2019-12-18 | 2021-06-22 | 中材科技风电叶片股份有限公司 | Hoisting assembly and hoisting method of wind power blade |
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| HRP20120205T1 (en) * | 2009-01-30 | 2012-03-31 | Wilic S.A.R.L. | Wind power turbine blade packing and packing method |
| WO2014076826A1 (en) * | 2012-11-16 | 2014-05-22 | 三菱重工業株式会社 | Wind turbine blade suspension structure, wind turbine blade suspension structure method, and wind power generator assembly method |
| CN104340861A (en) * | 2013-07-29 | 2015-02-11 | 西门子公司 | Blade gripping device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107673183B (en) | 2019-12-13 |
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Address after: No.107 Shanghai Road, Urumqi Economic and Technological Development Zone, Urumqi City, Xinjiang Uygur Autonomous Region Patentee after: Jinfeng Technology Co.,Ltd. Address before: No.107 Shanghai Road, Urumqi Economic and Technological Development Zone, Urumqi City, Xinjiang Uygur Autonomous Region Patentee before: XINJIANG GOLDWIND SCIENCE & TECHNOLOGY Co.,Ltd. |