CN110040619A - A kind of automatically-unhooked hanging beam - Google Patents
A kind of automatically-unhooked hanging beam Download PDFInfo
- Publication number
- CN110040619A CN110040619A CN201910327274.4A CN201910327274A CN110040619A CN 110040619 A CN110040619 A CN 110040619A CN 201910327274 A CN201910327274 A CN 201910327274A CN 110040619 A CN110040619 A CN 110040619A
- Authority
- CN
- China
- Prior art keywords
- middle section
- unhooked
- automatically
- hanging beam
- suspender belt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/10—Assembly of wind motors; Arrangements for erecting wind motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a kind of automatically-unhooked hanging beams, including middle section, side segmentation, automatic decoupling device and lifting device, side subsection setup two, and side subsection setup is in middle section two sides, automatic decoupling device setting is segmented bottom end portion in side, lifting device setting is segmented bottom the other end in side, middle section includes first crossbeam and the first bearing diagonal, first crossbeam is arranged three, first crossbeam and the first bearing diagonal welded connecting are integrated, middle section section structure triangular in shape, three first crossbeam ends are fixedly installed with flange, side segmentation includes second cross beam, second bearing diagonal, second cross beam is arranged three, second cross beam and the second bearing diagonal welded connecting are integrated, end lifting lug is welded on second cross beam outer wall, side segmentation bottom is welded with support base, it is triangular structure that side, which is segmented section, middle section and By flanged joint, structure of the invention is novel in design for side segmentation, and automatically-unhooked, efficient, convenient and safety can be completed by motor.
Description
Technical field
The present invention relates to field of wind power installation technology, specially a kind of automatically-unhooked hanging beam.
Background technique
Wind-power electricity generation refers to that the kinetic energy kept watch switchs to electric energy.Wind is a kind of energy of not public hazards, non-using wind-power electricity generation
Chang Huanbao, and the electric energy that can be generated is very huge, therefore more and more countries more pay attention to wind-power electricity generation.Currently, with
The rapid development of domestic Oversea wind power generation, separate unit Oversea wind power generation installed capacity constantly increase, and cause length of blade more next
It is longer.
When domestic wind-powered electricity generation is installed, the blade of overlength need to be lifted by hanging beam.When operation ship carries out blade on deck
When the assembling of wheel hub, often due to the limitation of operation ship size, suspender belt of the blade after being installed in place at blade tip be
Outboard.This generally requires artificial unhook.Very big inconvenience is brought for construction, while also the safety of operating personnel is brought
Certain risk.
Summary of the invention
The purpose of the present invention is to provide a kind of automatically-unhooked hanging beams, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme: a kind of automatically-unhooked hanging beam, including middle section,
Side segmentation, automatic decoupling device, lifting device, the side subsection setup two, and the side subsection setup are in middle section two
Side, the automatic decoupling device setting are segmented bottom end portion in side, and the lifting device setting is segmented the bottom other end in side
Portion, the middle section include first crossbeam and the first bearing diagonal, and the first crossbeam is arranged three, the first crossbeam and the
One bearing diagonal welded connecting is integrated, the middle section section structure triangular in shape, the fixed peace in three first crossbeam ends
Equipped with flange, side segmentation includes second cross beam, the second bearing diagonal, and second cross beam is arranged three, the second cross beam and the
Two bearing diagonals welded connecting is integrated, and end lifting lug is welded on the second cross beam outer wall, and side segmentation bottom is welded with
Support base, side segmentation section is triangular structure, and the middle section is segmented with side and is fixedly connected by flange.
Preferably, the automatic decoupling device by pedestal, bearing block, pin shaft, threaded rod, motor unit at, the pedestal,
Bearing block and bottom second cross beam are welded to connect, and the pin shaft is installed on bearing block, and the threaded rod and pin shaft pass through bolt
Connection, the motor are mounted on the base, and the motor is engaged by gear drives threaded rod to rotate.
Preferably, the threaded rod is equipped with limited block close to pin shaft one end, is equipped with limit plate in described bearing block one end.
Preferably, the lifting device is made of electric block, pedestal, and the electric block is installed on pedestal, described
Pedestal and second cross beam end are welded.
Preferably, the flange includes flange body；It is provided with public law orchid in the flange body and mother law is blue, the public affairs
One side of flange is provided with set connector, and the mother law orchid inside end is provided with seal rubber sleeve, the public law orchid and the mother law
It is provided with bolt fastener between orchid, is provided with crossbeam connector on the public law orchid and mother law orchid one end.
Preferably, application method the following steps are included:
A: preparation before installing:
A1, according to length of blade, the prefabricated hanging beam middle section of size；
A2 assembles hanging beam；
B: installation suspender belt:
Hanging beam is hung to fan blade side by B1 from workboat；
B2, installation left and right sides suspender belt；
B3 adjusts suspender belt position, pre-tightens suspender belt；
C: lifting fan blade:
C1 lifts by crane fan blade；
C2, by left and right cable rope rotating blading, until fan blade blade root reaches substantially to wheel hub interface；
C3, by adjusting regulating device is promoted, folding and unfolding electric block changes fan blade angle, while adjusting cable rope, makes wind
Impeller boss alignment；
D: fan blade and wheel hub abutting joint；
E: suspender belt breaks off relations:
The suspender belt of E1, inside hub end are manually unbuttoned；
E2, outside suspender belt are unbuttoned by automatic decoupling device；
F: a piece of blade under lifting.
Compared with prior art, the beneficial effects of the present invention are:
(1) structure of the invention is novel in design, and stability is good, can be completed by motor it is automatically-unhooked, efficiently, it is convenient and
Safety.
(2) limited block and limit plate that the present invention is arranged ensure that the stability in pin shaft movement；For different length
Blade, it is not necessary to modify the positions of forced locking device, need to only modify the length of middle section.
(3) lifting device that the present invention uses in fan blade installation process for adjusting angle, efficiently, conveniently.
(4) flange that the present invention uses is installed and is dismantled and is convenient, and flange connection is stablized by force, not easily to fall off, uses the longevity
Life length, can be improved the stability connected between crossbeam.
Detailed description of the invention
Fig. 1 is automatic decoupling device structural schematic diagram of the present invention；
Fig. 2 is middle section structural schematic diagram of the present invention；
Fig. 3 is segmental structure schematic diagram in side of the present invention；
Fig. 4 is lifting device structural schematic diagram of the present invention；
Fig. 5 is flange arrangement schematic diagram of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside" " front end ", " rear end ",
The orientation or positional relationship of the instructions such as " both ends ", " one end ", " other end " is to be based on the orientation or positional relationship shown in the drawings, only
It is that for the convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must have specifically
Orientation is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " the
Two " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " is set
Be equipped with ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
Fig. 1-5 is please referred to, the present invention provides a kind of technical solution: a kind of automatically-unhooked hanging beam, including middle section 1, side
Segmentation 2, automatic decoupling device and lifting device, 2 setting two of side segmentation, and side segmentation 2 is arranged in middle section 1
Two sides, the automatic decoupling device setting are segmented 2 bottom end portions in side, and the lifting device setting is another in side 2 bottoms of segmentation
One end, the middle section 1 include first crossbeam 3 and the first bearing diagonal 4, and the first crossbeam 3 is arranged three, and described first
Crossbeam 3 and the first bearing diagonal 4 welded connecting are integrated, 1 section of middle section structure triangular in shape, three first crossbeams 3
End is fixedly installed with flange 5, and the side segmentation 2 includes second cross beam 6, the second bearing diagonal 7, and second cross beam 6 is arranged three,
The second cross beam 6 and the second bearing diagonal 7 welded connecting are integrated, and are welded with end lifting lug 8 on 6 outer wall of second cross beam,
The side is segmented 2 bottoms and is welded with support base 9, and it is triangular structure, the middle section 1 and side point that the side, which is segmented 2 sections,
Section 2 is fixedly connected by flange 5.
In the present invention, automatic decoupling device is made of pedestal 10, bearing block 11, pin shaft 12, threaded rod 13, motor 14,
The pedestal 10, bearing block 11 and bottom second cross beam 6 are welded to connect, and the pin shaft 12 is installed on bearing block 11, the spiral shell
Rasp bar 13 is bolted with pin shaft 12, and the motor 14 is mounted on pedestal 10, and the motor 14 is nibbled by gear
Crossed belt moves threaded rod 13 and rotates；Threaded rod 13 is equipped with limited block 15 close to 12 one end of pin shaft, is equipped in described 11 one end of bearing block
Limit plate 16.The limited block and limit plate that the present invention is arranged ensure that the stability in pin shaft movement；For the leaf of different length
Piece, it is not necessary to modify the positions of forced locking device, need to only modify the length of middle section.
In the present invention, lifting device is made of electric block 24, pedestal 25, and the electric block 24 is installed on pedestal 25
On, the pedestal 25 is welded with second cross beam end.The promotion regulating device that the present invention uses is used in fan blade installation process
Angle is adjusted, efficiently, conveniently.
In the present invention, flange 5 includes flange body 17；It is provided with public law orchid 18 in the flange body 17 and mother law is blue
19, blue 18 1 sides of the public law are provided with set connector 20, and blue 19 inside ends of the mother law are provided with seal rubber sleeve 21, described
Bolt fastener 22 is provided between public law orchid 18 and the mother law orchid 19, on the public law orchid 18 and blue 19 one end of the mother law
It is provided with crossbeam connector 23.It is convenient that the flange that the present invention uses is installed and dismantled, and flange connection is stablized by force, is not easy to take off
It falls, long service life, can be improved the stability connected between crossbeam.
It is fixedly connected firstly, being segmented with side middle section by flange, and automatic decoupling device is segmented bottom in side
End；Automatic decoupling device upper pin is installed on bearing block, and threaded rod is bolted with pin shaft, and motor is mounted on bottom
On seat, is engaged by gear and drive threaded rod rotation；To form axial movement, moving back and forth for pin shaft is completed, to complete
The release of suspender belt.Wherein, threaded rod guarantees close to the limited block that pin shaft one end is arranged when limited block reaches pedestal, so that pin shaft
One end does not depart from bearing block；After use, side is segmented the support base being arranged by bottom, is directly placed on deck.
Application method of the invention the following steps are included:
A: preparation before installing:
A1, according to length of blade, the prefabricated hanging beam middle section of size；
A2 assembles hanging beam；
B: installation suspender belt 26:
Hanging beam is hung to 27 side of fan blade by B1 from workboat；
B2, installation left and right sides suspender belt；
B3 adjusts suspender belt position, pre-tightens suspender belt；
C: lifting fan blade:
C1 lifts by crane fan blade；
C2, by left and right cable rope rotating blading, until fan blade blade root reaches substantially to wheel hub interface；
C3, by adjusting lifting device, folding and unfolding electric block changes fan blade angle, while adjusting cable rope, makes fan blade
Hub alignment；
D: fan blade and wheel hub abutting joint；
E: suspender belt breaks off relations:
The suspender belt of E1, inside hub end are manually unbuttoned；
E2, outside suspender belt are unbuttoned by automatic decoupling device；
F: a piece of blade under lifting.
In conclusion structure of the invention is novel in design, stability is good, can be completed by motor it is automatically-unhooked, efficiently,
Convenient and safety.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (6)
1. a kind of automatically-unhooked hanging beam, including middle section (1), side segmentation (2), automatic decoupling device and lifting device, special
Sign is: side segmentation (2) is arranged two, and side segmentation (2) setting is in middle section (1) two sides, described automatic de-
Hook device setting is segmented (2) bottom end portion in side, and the lifting device setting is segmented (2) bottom the other end in side；It is described
Middle section (1) includes first crossbeam (3) and the first bearing diagonal (4), and the first crossbeam (3) is arranged three, and described first is horizontal
Beam (3) and the first bearing diagonal (4) welded connecting are integrated, and middle section (1) section structure triangular in shape, three first horizontal
Beam (3) end is fixedly installed with flange (5), and side segmentation (2) includes second cross beam (6), the second bearing diagonal (7), and second
Crossbeam (6) is arranged three, and the second cross beam (6) and the second bearing diagonal (7) welded connecting are integrated, the second cross beam (6)
It is welded on outer wall end lifting lug (8), the side segmentation (2) bottom is welded with support base (9), and the side segmentation (2) section is
Triangular structure, the middle section (1) and side segmentation (2) are fixedly connected by flange (5).
2. a kind of automatically-unhooked hanging beam according to claim 1, it is characterised in that: the automatic decoupling device is by pedestal
(10), bearing block (11), pin shaft (12), threaded rod (13), motor (14) composition, the pedestal (10), bearing block (11) with
Bottom second cross beam (6) is welded to connect, and the pin shaft (12) is installed on bearing block (11), the threaded rod (13) and pin shaft
(12) it is bolted, the motor (14) is mounted on pedestal (10), and the motor (14) engages band by gear
Dynamic threaded rod (13) rotation.
3. a kind of automatically-unhooked hanging beam according to claim 2, it is characterised in that: the threaded rod (13) is close to pin shaft
(12) one end is equipped with limited block (15), is equipped with limit plate (16) in the bearing block (11) one end.
4. a kind of automatically-unhooked hanging beam according to claim 1, it is characterised in that: the lifting device is by electric block
(24), pedestal (25) forms, and the electric block (24) is installed on pedestal (25), the pedestal (25) and second cross beam end
Welding.
5. a kind of automatically-unhooked hanging beam according to claim 1, it is characterised in that: the flange (5) includes flange body
(17)；It is provided with public law blue (18) on the flange body (17) and mother law is blue (19), blue (18) the one sides setting of the public law
Have set connector (20), blue (19) inside end of the mother law is provided with seal rubber sleeve (21), the public law blue (18) and the mother
It is provided between flange (19) bolt fastener (22), is provided with cross on the public law blue (18) and blue (19) one end of the mother law
Beam connector (23).
6. realizing a kind of application method of automatically-unhooked hanging beam described in claim 1, it is characterised in that: its application method includes
Following steps:
A: preparation before installing:
A1, according to length of blade, the prefabricated hanging beam middle section of size；
A2 assembles hanging beam；
B: installation suspender belt:
Hanging beam is hung to fan blade side by B1 from workboat；
B2, installation left and right sides suspender belt；
B3 adjusts suspender belt position, pre-tightens suspender belt；
C: lifting fan blade:
C1 lifts by crane fan blade；
C2, by left and right cable rope rotating blading, until fan blade blade root reaches substantially to wheel hub interface；
C3, by adjusting regulating device is promoted, folding and unfolding electric block changes fan blade angle, while adjusting cable rope, makes fan blade
Hub alignment；
D: fan blade and wheel hub abutting joint；
E: suspender belt breaks off relations:
The suspender belt of E1, inside hub end are manually unbuttoned；
E2, outside suspender belt are unbuttoned by automatic decoupling device；
F: a piece of blade under lifting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910327274.4A CN110040619A (en) | 2019-04-23 | 2019-04-23 | A kind of automatically-unhooked hanging beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910327274.4A CN110040619A (en) | 2019-04-23 | 2019-04-23 | A kind of automatically-unhooked hanging beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110040619A true CN110040619A (en) | 2019-07-23 |
Family
ID=67278612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910327274.4A Pending CN110040619A (en) | 2019-04-23 | 2019-04-23 | A kind of automatically-unhooked hanging beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110040619A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112744686A (en) * | 2020-12-31 | 2021-05-04 | 安徽应流集团霍山铸造有限公司 | Combined adjustable balance beam |
| CN113650754A (en) * | 2021-10-19 | 2021-11-16 | 南通盛宏机械有限公司 | Ship hull turning device for shipbuilding |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6607227B1 (en) * | 2000-06-28 | 2003-08-19 | Siemens Automotive Corporation | Sawtooth terminal blade gripper and method of gripping |
| CN202063631U (en) * | 2011-05-20 | 2011-12-07 | 湖北省电力建设第二工程公司 | Double-crane lifting freely-unhooking device |
| CN205500562U (en) * | 2016-02-22 | 2016-08-24 | 南通蓝岛海洋工程有限公司 | A can dismantle hanging beam for hoist and mount of heavy goods |
| CN105905813A (en) * | 2016-06-24 | 2016-08-31 | 成都世唯科技有限公司 | Blade hoisting tool for wind-driven generator |
| CN205555871U (en) * | 2016-04-18 | 2016-09-07 | 上海尚鉴机械工程有限公司 | But automatically unhook's hydraulic pressure is broken out |
| CN208429756U (en) * | 2018-07-13 | 2019-01-25 | 山东海湾吊装工程股份有限公司 | Automatically-unhooked equalizer bar |
| CN210313103U (en) * | 2019-04-23 | 2020-04-14 | 江苏亨通蓝德海洋工程有限公司 | Automatic unhooking hanging beam |
-
2019
- 2019-04-23 CN CN201910327274.4A patent/CN110040619A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6607227B1 (en) * | 2000-06-28 | 2003-08-19 | Siemens Automotive Corporation | Sawtooth terminal blade gripper and method of gripping |
| CN202063631U (en) * | 2011-05-20 | 2011-12-07 | 湖北省电力建设第二工程公司 | Double-crane lifting freely-unhooking device |
| CN205500562U (en) * | 2016-02-22 | 2016-08-24 | 南通蓝岛海洋工程有限公司 | A can dismantle hanging beam for hoist and mount of heavy goods |
| CN205555871U (en) * | 2016-04-18 | 2016-09-07 | 上海尚鉴机械工程有限公司 | But automatically unhook's hydraulic pressure is broken out |
| CN105905813A (en) * | 2016-06-24 | 2016-08-31 | 成都世唯科技有限公司 | Blade hoisting tool for wind-driven generator |
| CN208429756U (en) * | 2018-07-13 | 2019-01-25 | 山东海湾吊装工程股份有限公司 | Automatically-unhooked equalizer bar |
| CN210313103U (en) * | 2019-04-23 | 2020-04-14 | 江苏亨通蓝德海洋工程有限公司 | Automatic unhooking hanging beam |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112744686A (en) * | 2020-12-31 | 2021-05-04 | 安徽应流集团霍山铸造有限公司 | Combined adjustable balance beam |
| CN113650754A (en) * | 2021-10-19 | 2021-11-16 | 南通盛宏机械有限公司 | Ship hull turning device for shipbuilding |
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