CN208361718U - Hoisting tool - Google Patents
Hoisting tool Download PDFInfo
- Publication number
- CN208361718U CN208361718U CN201820415294.8U CN201820415294U CN208361718U CN 208361718 U CN208361718 U CN 208361718U CN 201820415294 U CN201820415294 U CN 201820415294U CN 208361718 U CN208361718 U CN 208361718U
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- China
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- top board
- lever
- hanging ring
- hoisting tool
- lower platen
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Abstract
The utility model provides a kind of hoisting tool, it is used to fix wind electricity blade, hoisting tool includes hanging ring and clamping part, hoisting tool further includes linkage mechanism and connection framework, and clamping part includes top board and lower platen, and the both ends of linkage mechanism are connected to top board and hanging ring, linkage mechanism is connected to connection framework, lower platen is connected to connection framework and is located at the lower section of top board, and when hanging ring is by pulling force straight up, hanging ring drives linkage mechanism linkage top board mobile towards the direction of lower platen.When the hanging ring of the hoisting tool is drawn and moved up by hanging apparatus, by the linkage of linkage mechanism, keep top board mobile towards the direction of lower platen.In hoisting process, hanging ring continues to upward pulling force, even if therefore being influenced by from factors such as extraneous vibrations, also the downward pressure of top board can be kept by linkage mechanism, so that top board and lower platen is persistently fixedly clamped during transportation wind electricity blade, wind electricity blade is avoided to fall off from hoisting tool.
Description
Technical field
The utility model relates to a kind of hoisting tools.
Background technique
Wind energy is as a kind of clean renewable energy, the increasingly attention by countries in the world.The amount of accumulateing of wind energy is huge,
The wind energy in the whole world is about 2.74 × 109MW, wherein available wind energy is 2 × 107MW, than the water energy that can be developed and used on the earth
Total amount also wants 10 times big.Wind-power electricity generation is for water shortage, short bunker and the offshore islands having inconvenient traffic, Pastoral Areas, mountain area and height
Original place band utilizes wind-power electricity generation to adaptation to local conditions, is very suitable to, is well worth doing.
Wind power generating set includes wind wheel, generator, is formed in wind wheel containing blade, wheel hub, reinforcing member etc..Blade is wind-force
Most basic and most critical component in generating set, good design, reliable quality and superior performance are to guarantee unit
The determinant of normal table operation.
In large-scale blade manufacturing process, when blade demoulding, it usually needs fix the wind electricity blade using hoisting tool
And it is connected to hanging apparatus, multiple spot is carried out by edge of multiple hoisting tools to wind electricity blade and is fixed, wind electricity blade can lead to
It crosses the pulling equipments such as hanging apparatus and realizes carrying.
As shown in Figure 1, it is 1 ' of c-type hoisting tool in the prior art, 2 ' of hanging ring at the top of 1 ' of the hoisting tool is used for
Hanging apparatus is connected, and 3 ' of clamping part for being located at the C-shaped of lower part is then used to accommodate wind electricity blade (not shown) and by more
Wind electricity blade is fixedly clamped in 3 ' of clamping part by a 31 ' of bolt, and there are a disadvantages by 1 ' of the hoisting tool: passing through 31 ' of bolt
Be fixedly clamped the mode of wind electricity blade, is easy to make 31 ' of bolt generate loosening due to factors such as vibrations in use, cause
The wind electricity blade that 1 ' of hoisting tool can not be clamped makes wind electricity blade be easy to fall off from 1 ' of hoisting tool.
Utility model content
The technical problems to be solved in the utility model is to overcome hoisting tool in the prior art fixing and carrying
During wind electricity blade, the bolt for being used to clamp wind electricity blade is easy to produce loosening and causes wind electricity blade from hoisting tool
On the defect that falls off, a kind of hoisting tool is provided.
The utility model is to solve above-mentioned technical problem by following technical proposals:
A kind of hoisting tool, is used to fix wind electricity blade, and the hoisting tool includes hanging ring and clamping part, the lifting
Tooling further includes linkage mechanism and connection framework, and the clamping part includes top board and lower platen, the both ends of the linkage mechanism
It is connected to the top board and hanging ring, the linkage mechanism is connected to the connection framework, and the lower platen is connected to institute
It states connection framework and is located at the lower section of the top board, when the hanging ring is by pulling force straight up, the hanging ring drives institute
It is mobile towards the direction of the lower platen to state top board described in linkage mechanism linkage.
When the hanging ring of the hoisting tool is drawn and moved up by hanging apparatus, hanging ring is made by the linkage of linkage mechanism
The direction of top board towards lower platen is mobile, with for the wind electricity blade being located between top board and lower platen to be fixedly clamped,
Meanwhile in hoisting process, since hanging ring continues to pulling force, being pressed downward for top board can be kept by linkage mechanism
Power avoids wind electricity blade from rising so that wind electricity blade persistently be fixedly clamped by top board and lower platen in hoisting process
It is inadvertently fallen off during hanging.
Preferably, the linkage mechanism includes lever, the both ends of the lever be movably connected in the top board and
Hanging ring, the fulcrum of the lever are movably connected on the connection framework.
By the way that lever is arranged, the linkage mechanism can be effectively realized after the pulling force by hanging ring, linkage, which generates, to be pushed
The function for the thrust that pressing plate moves down, and the structure of lever is simply convenient for safeguarding, can effectively reduce the knot of the hoisting tool
Structure complexity.
Preferably, the lever includes:
Two lever frames, two lever frames are set side by side and are respectively arranged on the two sides of the connection framework；
Three articulated shafts, three articulated shafts are respectively arranged between two lever frames and are successively articulated with described
Top board, the connection framework and the hanging ring.
The lever is realized and top board, connection framework and is hung by way of lever frame and articulated shaft are combined with each other
The function that ring is flexibly connected.
Preferably, two lever frames are respectively arranged on the two sides of the hanging ring, the hanging ring is arranged in corresponding
On the articulated shaft, to realize being flexibly connected between hanging ring and lever by the structure of relative compact.
Preferably, the hoisting tool further includes spring, the both ends of the spring are connected to the lever and described
Connection framework is tensed with the side for the lever to be connected to the hanging ring towards the direction of the lower platen.
By the way that the spring is arranged, it can make top board at hoisting tool in the state of unlocked wind electricity blade and push
Biggish spacing is kept between plate, to reduce difficulty wind electricity blade being placed between clamping part.
Preferably, the fulcrum of the lever to the lever is connected to the distance at the top board less than the lever
Fulcrum is connected to the distance at the hanging ring to the lever.
The structure is by reducing leverage in the torque arm length of top board, to reduce when the hoisting tool is lifted
The mobile stroke in top board pushing the back down direction avoids the mobile upper surface that is too fast and scratching wind electricity blade of lower platen, meanwhile, it should
Structure setting also can increase the lower pressure of top board, improve clamping part to the clamping degree of wind electricity blade.
Preferably, the lever is movably connected on the top center position of the top board.
It is horizontally disposed that the structure is able to maintain top board also when not in contact with to wind electricity blade, thus during lifting
It is placed between top board and lower platen convenient for wind electricity blade.
Preferably, the hoisting tool further includes several Weight plates, several Weight plates are removably connected to the company
Connect frame.
These Weight plates adjust the equilibrium state of hoisting tool by the dismounting between connection framework, make the lifting work
Mounted in when being individually lifted, top board and lower platen can be made to keep horizontally disposed, consequently facilitating wind-powered electricity generation centered on hanging ring
The edge of blade can level be put between top board and lower platen.
Preferably, several Weight plates are removably connected to the side that the connection framework deviates from the lower platen.
By change Weight plate installation number, make boom hoisting centered on connection framework, keep clamping part side with
Weight balancing between Weight plate side.
Preferably, the lower surface of the top board and/or the upper surface of the lower platen are covered with cushion.
Top board is contacted by cushion with wind electricity blade with lower platen, and clamping part is reduced in the form of through flexible contact
Injury to wind electricity blade surface keeps the fixation to wind electricity blade stronger simultaneously also by contact area is increased.
Preferably, the lower surface of the top board and/or the upper surface of the lower platen are the table with the wind electricity blade
The compatible arcuate structure in face, to further increase the contact area between top board and lower platen and wind electricity blade.
Preferably, the connection framework is equipped with handrail.
In the state that hoisting tool is lifted, operator can push or pull on the lifting work by holding the handrail
Dress moves horizontally.
Preferably, the connection framework has several reinforcing ribs, the lower surface of the lower platen passes through several reinforcements
Muscle is fixed on the connection framework.
In hoisting process, the weight of wind electricity blade is acted directly on lower platen, and the connection framework is solid by reinforcing rib
Pressing plate is fixed, can further improve the structural strength of lower platen, avoids being in the presence of stress deformation in frequent use process.
The positive effect of the utility model is:
When the hanging ring of the hoisting tool is drawn and moved up by hanging apparatus, by the linkage of linkage mechanism, make pressure
Plate is mobile towards the direction of lower platen.In hoisting process, hanging ring continues to upward pulling force, therefore even if by from the external world
The factors such as vibration influence, the downward pressure of top board can be also kept by linkage mechanism, top board and lower platen be made to transport
Persistently be fixedly clamped wind electricity blade during defeated, and wind electricity blade is avoided to fall off from hoisting tool.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the hoisting tool of the prior art.
Fig. 2 is the schematic perspective view of the hoisting tool of an embodiment of the present invention.
Fig. 3 is the use state diagram 1 of the hoisting tool of an embodiment of the present invention.
Fig. 4 is the use state diagram 2 of the hoisting tool of an embodiment of the present invention.
Description of symbols:
The prior art
1 ' of hoisting tool
2 ' of hanging ring
3 ' of clamping part, 31 ' of bolt
The utility model
Hoisting tool 1
Hanging ring 2
Clamping part 3, top board 31, lower platen 32
Linkage mechanism 4, lever frame 411, articulated shaft 412
Connection framework 5, handrail 51, reinforcing rib 52, screw rod 53
Spring 6
Weight plate 7
Cushion 8
Specific embodiment
A preferred embodiment is named, and completely illustrates the utility model in conjunction with attached drawing to become apparent from.
As shown in Figure 2, Figure 3 and Figure 4, the utility model provides a kind of hoisting tool 1, for fixing wind electricity blade (figure
In be not shown), which includes hanging ring 2, clamping part 3, linkage mechanism 4 and connection framework 5.Wherein, hanging ring 2 is used
It is connected in hanging apparatus, clamping part 3 includes top board 31 and lower platen 32, and the both ends of linkage mechanism 4 are connected to
On pressing plate 31 and hanging ring 2, and the middle position of linkage mechanism 4 is connected in connection framework 5, meanwhile, lower platen 32 also connects
Lower section in connection framework 5 and positioned at top board 31.When hanging ring 2 is by pulling force effect straight up, hanging ring 2 is driven
4 linkage top board 31 of linkage mechanism is mobile towards the direction of lower platen 32.
When the hanging ring 2 of the hoisting tool 1 is drawn and moved up by hanging apparatus, hanging ring 2 passes through the connection of linkage mechanism 4
It is dynamic, keep top board 31 mobile towards the direction of lower platen 32, with the wind-powered electricity generation for that will be located between top board 31 and lower platen 32
Blade is fixedly clamped, meanwhile, in hoisting process, since hanging ring 2 continues to pulling force, it can be protected by linkage mechanism 4
The downward pressure of top board 31 is held, to continue to clamp by wind electricity blade by top board 31 and lower platen 32 in hoisting process
It is fixed, avoid wind electricity blade from inadvertently falling off during lifting.
The linkage mechanism 4 includes lever, the both ends of the lever respectively by way of flexible connection with top board 31 and
Hanging ring 2 is connected, and the fulcrum of lever is then connected by way of flexible connection with connection framework 5.By the way that lever is arranged, can have
Effect realizes the linkage mechanism 4 after the pulling force by hanging ring 2, and linkage generates the function for the thrust for pushing top board 31 to move down
Can, and the structure of lever is simply convenient for safeguarding, can effectively reduce the complex degree of structure of the hoisting tool 1.Certainly, existing skill
Can be realized to convert the upward pulling force of hanging ring 2 to there is also other structures in art drives top board 31 to move towards 32 direction of lower platen
The function of dynamic thrust, and these structures are also fallen into the protection scope of the utility model.
In the present embodiment, which includes that there are two lever frame 411 and three articulated shafts 412.Wherein, two thick sticks
It is set side by side mutually between bar frame 411 and the two lever frames 411 is respectively provided at the two sides of connection framework 5, and three
Articulated shaft 412 is then respectively provided between two lever frames 411, to realize being connected and fixed for two lever frames 411, meanwhile,
These three articulated shafts 412 are successively articulated with top board 31, connection framework 5 and hanging ring 2.The lever passes through lever frame 411 and hinge
The form that spindle 412 is combined with each other realizes the function being flexibly connected with top board 31, connection framework 5 and hanging ring 2.
In addition, hanging ring 2 is also disposed between the two lever frames 411, and hanging ring 2 is through corresponding articulated shaft
To realize being flexibly connected between hanging ring 2 and lever on 412.The structure utilizes the cyclic structure of hanging ring 2, hinged by being through
On axis 412, the connection between hanging ring 2 and lever is realized.Preferably, the inner ring of the hanging ring 2 is ellipse, thus in the lifting work
When filling 1 and being lifted, articulated shaft 412 is made to be located at the long edge position of the oval inner ring of hanging ring 2, avoids hanging ring 2 corresponding with this hinged
It is produced relative sliding between axis 412.
The hoisting tool 1 further includes having spring 6, and the both ends of spring 6 are connected in lever and connection framework 5, with
It is tensed by the part that the telescopic resilience of spring 6 enables the lever to be located at 2 side of hanging ring towards the direction of lower platen 32, i.e., it is logical
The pulling force or pressure that spring 6 acts on lever are crossed, keeps top board 31 mobile towards the direction departing from lower platen 32.By setting
The spring 6 is set, upward pulling force suffered by the hanging ring 2 of hoisting tool 1 is made to have to be larger than the anti-work that spring 6 is applied on lever
Firmly, top board 31 could be driven mobile towards the direction of lower platen 32.
By adjusting the amount of force of spring 6, make the active force of spring 6 between the gravity of hoisting tool 1 and lifting work
1 gravity is filled plus between the gravity of wind electricity blade.In this case, if individually slinging hoisting tool 1, top board 31
It will not be compressed towards the direction of lower platen 32 under the action of spring 6；If wind electricity blade and hoisting tool 1 are sling together,
The pulling force (i.e. the total force of hoisting tool 1 and wind electricity blade) that hanging ring 2 is subject to is greater than the active force of spring 6, makes under top board 31
Pressure, wind electricity blade is clamped.
Therefore, by the way that the spring 6 is arranged, top board can be made in hoisting tool 1 in the state of unlocked wind electricity blade
Biggish spacing is kept between 31 and lower platen 32, to reduce difficulty wind electricity blade being placed between clamping part 3.
The fulcrum that the fulcrum of lever should be less than lever to lever at a distance from 31 junction of top board connects to lever in hanging ring 2
Connect the distance at place.The structure is by reducing leverage in the torque arm length of top board 31, to be lifted in the hoisting tool 1
When, the mobile stroke in 31 pushing the back down of top board, 32 direction is reduced, avoids lower platen 32 mobile too fast and scratches wind electricity blade
Upper surface, meanwhile, which also can increase the lower pressure of top board 31, improve clamping part 3 to the clamping journey of wind electricity blade
Degree.
In addition, the lever is additionally attached to the top center position of top board 31, i.e. top board 31 can be to connect with lever
Centered on place, balance all around is kept.The structure makes top board 31 also be able to maintain water when not in contact with to wind electricity blade
Flat setting, to be placed between top board 31 and lower platen 32 during lifting convenient for wind electricity blade.
Preferably, hoisting tool 1 further includes having several Weight plates 7, these Weight plates 7 pass through between connection framework 5
Dismounting, adjust hoisting tool 1 equilibrium state, make the hoisting tool 1 individually be lifted when, can centered on hanging ring 2,
Make top board 31 and lower platen 32 keep being horizontally disposed with, consequently facilitating the edge of wind electricity blade can level be put into top board 31
Between lower platen 32.In addition, the installation site of these Weight plates 7 in connection framework 5 departing from the side of lower platen 32, thus
By changing the installation number of Weight plate 7, makes boom hoisting centered on connection framework 5, keep 3 side of clamping part and counterweight
Weight balancing between 7 side of plate.
In the present embodiment, in connection framework 5 have multiple screw rods 53, and 7 surface of Weight plate then have it is multiple corresponding
Weight plate 7 is being locked in connection framework 5 with being used to be through these screw rods 53 finally by nut by through-hole.
In the present embodiment, it is provided with cushion 8 on the lower surface of top board 31 and the upper surface of lower platen 32, on
Pressing plate 31 is contacted by cushion 8 with wind electricity blade with lower platen 32, and clamping part 3 is reduced in the form of through flexible contact to wind
The injury of electric blade surface keeps the fixation to wind electricity blade stronger simultaneously also by contact area is increased.In addition, on this
The lower surface of pressing plate 31 and the upper surface of lower platen 32 are arcuate structure compatible with the surface of wind electricity blade, with further
Increase the contact area between top board 31 and lower platen 32 and wind electricity blade.
Handrail 51 is additionally provided in the connection framework 5 of the hoisting tool 1.In the state that hoisting tool 1 is lifted, operator
Member can push or pull on the hoisting tool 1 and move horizontally by holding the handrail 51.
In addition, also having several reinforcing ribs 52 in the connection framework 5 of the hoisting tool 1, the lower surface of lower platen 32 is logical
These reinforcing ribs 52 are crossed to be fixed in connection framework 5.In hoisting process, the weight of wind electricity blade acts directly on lower platen 32
On, which can further improve the structural strength of lower platen 32, is avoided by the fixed lower platen 32 of reinforcing rib 52
It is in the presence of stress deformation in frequent use process.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner", "outside" be orientation based on the figure or
Positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or group of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Although the foregoing describe specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
This is merely illustrative of, and the protection scope of the utility model is defined by the appended claims.Those skilled in the art
Under the premise of without departing substantially from the principles of the present invention and essence, many changes and modifications may be made,
But these change and modification each fall within the protection scope of the utility model.
Claims (13)
1. a kind of hoisting tool is used to fix wind electricity blade, the hoisting tool includes hanging ring and clamping part, and feature exists
In the hoisting tool further includes linkage mechanism and connection framework, and the clamping part includes top board and lower platen, the linkage
The both ends of mechanism are connected to the top board and hanging ring, and the linkage mechanism is connected to the connection framework, the pushing
Plate is connected to the connection framework and is located at the lower section of the top board, described when the hanging ring is by pulling force straight up
Hanging ring drives top board described in the linkage mechanism linkage mobile towards the direction of the lower platen.
2. hoisting tool as described in claim 1, which is characterized in that the linkage mechanism includes lever, and the two of the lever
End is movably connected in the top board and hanging ring, and the fulcrum of the lever is movably connected on the connection framework.
3. hoisting tool as claimed in claim 2, which is characterized in that the lever includes:
Two lever frames, two lever frames are set side by side and are respectively arranged on the two sides of the connection framework；
Three articulated shafts, three articulated shafts are respectively arranged between two lever frames and are successively articulated with the upper pressure
Plate, the connection framework and the hanging ring.
4. hoisting tool as claimed in claim 3, which is characterized in that two lever frames are respectively arranged on the hanging ring
Two sides, the hanging ring are arranged on the corresponding articulated shaft.
5. hoisting tool as claimed in claim 2, which is characterized in that the hoisting tool further includes spring, the spring
Both ends are connected to the lever and the connection framework, with the side for the lever to be connected to the hanging ring towards institute
The direction for stating lower platen tenses.
6. hoisting tool as claimed in claim 2, which is characterized in that the fulcrum of the lever to the lever is connected to described
Fulcrum to the lever that distance at top board is less than the lever is connected to the distance at the hanging ring.
7. hoisting tool as claimed in claim 2, which is characterized in that the lever is movably connected on the top of the top board
Central location.
8. hoisting tool as described in claim 1, which is characterized in that the hoisting tool further includes several Weight plates, several
The Weight plate is removably connected to the connection framework.
9. hoisting tool as claimed in claim 8, which is characterized in that several Weight plates are removably connected to the connection
Frame deviates from the side of the lower platen.
10. such as the described in any item hoisting tools of claim 1-9, which is characterized in that the lower surface of the top board and/or institute
The upper surface for stating lower platen is covered with cushion.
11. such as the described in any item hoisting tools of claim 1-9, which is characterized in that the lower surface of the top board and/or institute
The upper surface for stating lower platen is arcuate structure compatible with the surface of the wind electricity blade.
12. such as the described in any item hoisting tools of claim 1-9, which is characterized in that the connection framework is equipped with handrail.
13. such as the described in any item hoisting tools of claim 1-9, which is characterized in that the connection framework has several reinforcements
The connection framework is fixed on by several reinforcing ribs in the lower surface of muscle, the lower platen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820415294.8U CN208361718U (en) | 2018-03-26 | 2018-03-26 | Hoisting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820415294.8U CN208361718U (en) | 2018-03-26 | 2018-03-26 | Hoisting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208361718U true CN208361718U (en) | 2019-01-11 |
Family
ID=64922130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820415294.8U Active CN208361718U (en) | 2018-03-26 | 2018-03-26 | Hoisting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208361718U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114654767A (en) * | 2022-03-11 | 2022-06-24 | 北玻院(滕州)复合材料有限公司 | Demolding tool for large thin-shell composite material sail body, demolding method for composite material sail body and preparation method |
-
2018
- 2018-03-26 CN CN201820415294.8U patent/CN208361718U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114654767A (en) * | 2022-03-11 | 2022-06-24 | 北玻院(滕州)复合材料有限公司 | Demolding tool for large thin-shell composite material sail body, demolding method for composite material sail body and preparation method |
| CN114654767B (en) * | 2022-03-11 | 2024-05-24 | 北玻院(滕州)复合材料有限公司 | Demolding tool for large thin-shell composite material sail body, demolding method and preparation method of composite material sail body |
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Address after: 1318 Miaoxiang Road, Nicheng heavy equipment industrial zone, Pudong New Area, Shanghai, 201306 Patentee after: SHANGHAI AIGANG WIND ENERGY TECHNOLOGY DEVELOPMENT Co.,Ltd. Patentee after: Ailang Technology Co.,Ltd. Address before: 1318 Miaoxiang Road, Nicheng heavy equipment industrial zone, Pudong New Area, Shanghai, 201307 Patentee before: SHANGHAI AIGANG WIND ENERGY TECHNOLOGY DEVELOPMENT Co.,Ltd. Patentee before: SHANGHAI AEOLON WIND ENERGY TECHNOLOGY DEVELOPMENT (Group) Co.,Ltd. |