CN106219388B - A kind of rocket engine manual overturning and support device - Google Patents
A kind of rocket engine manual overturning and support device Download PDFInfo
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- CN106219388B CN106219388B CN201610818047.8A CN201610818047A CN106219388B CN 106219388 B CN106219388 B CN 106219388B CN 201610818047 A CN201610818047 A CN 201610818047A CN 106219388 B CN106219388 B CN 106219388B
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- frame
- support column
- segmental arc
- engine
- support
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- 238000000034 method Methods 0.000 claims abstract description 13
- 230000007306 turnover Effects 0.000 claims abstract description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 28
- 241000209094 Oryza Species 0.000 claims description 16
- 235000007164 Oryza sativa Nutrition 0.000 claims description 16
- 235000009566 rice Nutrition 0.000 claims description 16
- 238000003466 welding Methods 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 2
- VQKWAUROYFTROF-UHFFFAOYSA-N arc-31 Chemical compound O=C1N(CCN(C)C)C2=C3C=C4OCOC4=CC3=NN=C2C2=C1C=C(OC)C(OC)=C2 VQKWAUROYFTROF-UHFFFAOYSA-N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
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
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/16—Slings with load-engaging platforms or frameworks
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Packaging Of Machine Parts And Wound Products (AREA)
- Jib Cranes (AREA)
Abstract
The present invention relates to a kind of rocket engine manual overturning and support device, including lifting cross-arm, 4 bottle gouards moved by hands, resupination framework and two load suspender belts, lifting cross-arm therein is bearing the weight of engine and resupination framework；Resupination framework is to the vertical pressure that bears moment of flexure in engine switching process and when engine is placed vertically；On the engine, the lower face of resupination framework with entablature for being fastenedly connected for resupination framework button；Lifting cross-arm is connect with resupination framework to realize the overturning of engine by four bottle gouards moved by hands and two load suspender belts.The present invention by the way of adjusting bottle gouard moved by hands length manually, and during realizing Engine Hoisting, the aerial posture adjustment and overturning of engine effectively avoid the side oblique air problem that engine is brought due to bias.In switching process, the electromechanical equipments such as motor, gearbox need not be utilized, the weight of turnover device is significantly reduced.
Description
Technical field
The invention belongs to Test System for Rocket Engine Test technical fields.
Background technology
When carrying out Test System for Rocket Engine Test, engine enters test site in the form of inversion type transport, in order to meet
The installation requirement of engine needs to realize the vertical support after the overturning and overturning of engine by overturning and support construction.
It is limited by testing stand crane load-bearing capacity, designed overturning and support construction total weight are necessarily less than
1.8t, structural stability is strong, and in support transport and switching process, recurring structure is not surrendered；Support construction connects with engine
After connecing, intrinsic frequency should be avoided hitting vibration frequency during engine transfering.
Available engine turnover device is merely able to carry out engine overturning, and switching process is driven by motor, and cooperation chain is complete
At entire switching process, without the ability for carrying out vertical direction support to engine, meanwhile, only started with size is relatively small
Machine cannot be satisfied novel large scale rocket engine overturning and the requirement of support transport process.
Invention content
It is merely able to carry out engine overturning to solve available engine turnover device, vertical direction cannot be carried out to engine
The technical issues of support, a kind of rocket engine manual overturning of present invention offer and support device.
Technical solution of the invention is as follows：
Rocket engine manual overturning provided by the present invention and support device, are characterized in that：It is horizontal including lifting
Load, 4 bottle gouards moved by hands, resupination framework and two load suspender belts,
The lifting cross-arm is bearing the weight of engine and resupination framework；
The resupination framework is to the vertical pressure of bearing moment of flexure in engine switching process and when engine is placed vertically
Power；
On the engine, the lower face of the resupination framework is used to fasten with entablature to be connected the resupination framework button
It connects；
6 lifting hole(eyelet)s are provided on the lifting cross-arm, the load-bearing of 4 bottle gouards moved by hands, which is linked up with, passes through 4 lifting hole(eyelet)s, 4
The hoisting-chain of bottle gouard moved by hands is correspondingly connected with four symmetrical lifting lugs of resupination framework upper end；Other two lifting hole(eyelet) is corresponding respectively to be connected
One end of two load suspender belts is connect, the other end of two load suspender belts is connected to the lower end of resupination framework, and the lifting cross-arm is logical
It crosses four bottle gouards moved by hands and two load suspender belts is connect with resupination framework to realize the overturning of engine.
It is the basic structure of the present invention above, is based on the basic system, the present invention also makes following optimization and limits.
On the basis of meeting overturning and support device can be overturn and be supported to engine, in certain overturning and
Under the requirement of support construction total weight and structural stability, resupination framework of the invention has following structure：
Above-mentioned resupination framework includes upper end frame and lower end frame, the form and dimension and engine of the upper end frame and lower end frame
Match, the upper end frame and lower end frame are closing frame, including the first end to end segmental arc, first straight line section, second
Segmental arc and second straight line section, first segmental arc and the second segmental arc are symmetrical arranged about frame own axes, and described the
One straightway and second straight line section are symmetrical arranged about frame own axes；
The resupination framework further include the first support column, the second support column, third support column, the 4th support column, the 5th
Dagger and the 6th support column.
The upper end both ends vertical connection with the first segmental arc of upper end frame respectively of first support column, the second support column,
First support column, the second support column lower end form left support with the both ends vertical connection of the first segmental arc of lower end frame respectively
Frame；Connection between two components being connected in left support frame is all made of welding, and stiffening plate is both provided at pad；
The upper end corresponding and upper end respectively of the third support column, the 4th support column, the 5th support column and the 6th support column
The both ends of frame first straight line section, the both ends vertical connection of second straight line section, the third support column, the 4th support column, the 5th
The lower end of dagger and the 6th support column corresponds to and the both ends of lower end frame first straight line section, the both ends of second straight line section are vertical connects respectively
It connects, is respectively formed preceding rectangular support frame and rear rectangular support frame；The both ends of second segmental arc of upper end frame, the second arc of lower end frame
Correspondence connect to form right support frame with preceding rectangular support frame and rear rectangular support frame respectively at the both ends of shape section, is connected in right support frame
Connection between two components connect is all made of welding, and stiffening plate is also both provided at pad；
The resupination framework further includes the rice font support being separately positioned in preceding rectangular support frame and rear rectangular support frame
Frame；
The left support frame further includes being arranged between the first segmental arc of the first segmental arc of upper end frame and lower end frame and first
The segmental arc arc reinforcing beam parallel with the first segmental arc of lower end frame, the both ends of reinforcing rib are connect with the support column of both sides respectively；
The left support frame further includes that upper end is connect with the first segmental arc of upper end frame, lower end and the first segmental arc of lower end frame connect at least
A piece vertical reinforcing beam, the vertical reinforcing beam are parallel with the support column of the first segmental arc both sides；
The right support frame further includes being arranged between the second segmental arc of the second segmental arc of upper end frame and lower end frame and upper end
The second segmental arc of frame second arc reinforcing beam parallel with the second segmental arc of lower end frame, the both ends of the second arc reinforcing beam respectively with
The support column of both sides connects；The right support frame further includes that upper end is connect and lower end, lower end frame with the second segmental arc of upper end frame
An at least second vertical reinforcing beam for two segmental arcs connection, the support of the second vertical reinforcing beam and the second segmental arc both sides
Column is parallel.
Further, after installation is complete engine, in order to quickly remove braced frame, left support frame of the invention with
It is detachably connected by bolt between right support frame.
Further, 6 lifting hole(eyelet)s on lifting cross-arm of the invention are inline, intermediate 4 lifting hole(eyelet)s and bottle gouard moved by hands
Connection, two lifting hole(eyelet)s at both ends are connect with load suspender belt.
Further, in order to which to being in hang power to disperse, four lifting lugs of the upper surface of the resupination framework are rectangular
Distribution, four lifting lugs are respectively distributed to the first segmental arc of upper end frame, first straight line section, the first support column, third support column and rice
The intersection of font frame, the first segmental arc of upper end frame, second straight line section, the second support column, the 6th support column and rice font frame
The intersection of frame, first straight line section, the second segmental arc, the 4th support column and rice font frame intersection, second straight line section,
The intersection of two segmental arcs, the 5th support column and rice font frame.
Further, the lower end of two load suspender belts of the invention is hinged with the lower end of resupination framework respectively, hinge position
Setting on the central axes of resupination framework upper end frame.
Further, in order to realize that support construction is bonded with the effective of entablature, resupination framework of the present invention
Lower face is flange supporting surface.
Compared with prior art, the present invention advantage is：
1, the present invention by the way of adjusting bottle gouard moved by hands length manually, during realizing Engine Hoisting, engine
Aerial posture adjustment and overturning, effectively avoid the side oblique air problem that engine is brought due to bias.In switching process, no
It needs, using electromechanical equipments such as motor, gearboxes, to significantly reduce the weight of turnover device.
2, the present invention uses symmetric double rice font resupination framework structure, realizes the promotion of resupination framework overall stability,
The whole load ability of resupination framework is remarkably reinforced, and the ratio of bearing capacity and dead weight is more than 10:1.
3, realize that support construction is bonded with the effective of entablature using approximate circle flange supporting surface, by starting
The superpower rigidity of machine rack itself realizes that overall structure rigidity in transportational process is obviously improved.
4, braced frame of the invention is divided into left support frame and right support frame two parts, two parts are bolted, peace
After installing into engine, under the cooperation of test bay flat car, the decomposition and removal of braced frame can be fast implemented.
Description of the drawings
Fig. 1 a are the front view of rocket engine manual overturning and support device figure and engine cooperation；
Fig. 1 b are the side view of rocket engine manual overturning and support device figure and engine cooperation；
Fig. 2 a are the structure chart of frame；
Fig. 2 b are the upward view of Fig. 2 a；
3a-3g is rocket engine overturning and transport process schematic diagram in Fig. 3.
Wherein reference numeral is：1- lifts cross-arm, 2- bottle gouards moved by hands, 3- resupination frameworks, the first segmental arcs of 31-, 32- first
Straightway, the second segmental arcs of 33-, 34- second straight line sections, the first support columns of 35-, the second support columns of 36-, 37- thirds support column,
The 4th support columns of 38-, the 5th support columns of 39-, the 6th support columns of 40-, 41- meters of font supporting racks, 42- arcs reinforcing beam, 43- are perpendicular
To reinforcing beam, the second arcs of 44- reinforcing beam, the second vertical reinforcing beams of 45-, 4- load suspender belts.
Specific implementation mode
The preferred embodiment of the present invention is described in detail below in conjunction with attached drawing.
As shown in Figure 1, rocket engine manual overturning of the present invention and support device mainly by lifting cross-arm, bottle gouard moved by hands,
The components compositions such as resupination framework, rotation supporting beam, load suspender belt.Cross-arm is lifted in device is primarily subjected to engine and resupination framework
Weight, bearing capacity 10t；When the moment of flexure and engine that resupination framework is primarily subjected in engine switching process are placed vertically
Vertical pressure, moment of flexure bearing capacity is 80kNm when overturning, and vertical bearing capacity is 100kN.Support device overall structure height
For 3390mm, width 3200mm, docked with entablature using similar round flange face docking form.Overall weight
1.8t, wherein braced frame weight are 1400kg, and cross-arm weight is 400kg.
6 lifting hole(eyelet)s lifted on cross-arm are inline, and intermediate 4 lifting hole(eyelet)s are connect with bottle gouard moved by hands, and two of both ends hang
Hole is connect with load suspender belt.The load-bearing hook of 4 bottle gouards moved by hands passes through 4 lifting hole(eyelet)s, and the hoisting-chain of 4 bottle gouards moved by hands corresponds to
Connect four symmetrical lifting lugs of resupination framework upper end；Other two lifting hole(eyelet) is connected respectively the one of two load suspender belts
The other end at end, two load suspender belts is connected to the lower end of resupination framework, and lifting cross-arm is held by four bottle gouards moved by hands and two
Power suspender belt is connect with resupination framework to realize the overturning of engine.
As illustrated in figures 2 a-2b, resupination framework includes upper end frame and lower end frame, the form and dimension of upper end frame and lower end frame with
Engine matches, and upper end frame and lower end frame are closing frame, including the first end to end segmental arc 31, first straight line section
32, the second segmental arc 33 and second straight line section 34, the first segmental arc and 31 second segmental arcs 33 are symmetrical about frame own axes
34 sections of setting, first straight line section 32 and second straight line are symmetrical arranged about frame own axes；Resupination framework further includes first
Dagger 35, the second support column 36, third support column 37, the 4th support column 38, the 5th support column 39 and the 6th support column 40, first
The upper end both ends vertical connection with the first segmental arc of upper end frame 31 respectively of support column 35, the second support column 36, described first
Dagger 35, the second support column 36 lower end form left support frame with the both ends vertical connection of the first segmental arc of lower end frame 31 respectively；
Connection between two components being connected in left support frame is all made of welding, and stiffening plate is both provided at pad；Third branch
Dagger 37, the 4th support column 38, the upper end of the 5th support column 39 and the 6th support column 40 are corresponding with upper end frame first straight line respectively
The both ends of section 32, the both ends vertical connection of second straight line section 34, third support column 37, the 4th support column 38, the 5th support column 39
And the 6th support column 40 lower end respectively correspondence it is vertical with the both ends of lower end frame first straight line section 32, the both ends of second straight line section 34
Connection, is respectively formed preceding rectangular support frame and rear rectangular support frame；The both ends of second segmental arc 33 of upper end frame, the of lower end frame
Correspondence connect to form right support frame with preceding rectangular support frame and rear rectangular support frame respectively at the both ends of two segmental arcs, in right support frame
Connection between two components being connected is all made of welding, and stiffening plate is also both provided at pad；Resupination framework further includes
The rice font supporting rack 41 being separately positioned in preceding rectangular support frame and rear rectangular support frame；Left support frame further includes being arranged upper
Hold arc parallel with the first segmental arc and the first segmental arc of lower end frame between the first segmental arc of frame and the first segmental arc of lower end frame
The both ends of reinforcing beam 42, reinforcing rib are connect with the support column of both sides respectively；The support frame further includes upper end and upper end frame first
At least one vertical reinforcing beam 43 that segmental arc connection, lower end are connected with the first segmental arc of lower end frame, vertical reinforcing beam and first
The support column of segmental arc both sides is parallel；Right support frame further includes being arranged in the second segmental arc of the second segmental arc of upper end frame and lower end frame
Between the second arc reinforcing beam 44 parallel with the second segmental arc of upper end frame and the second segmental arc of lower end frame, the second arc reinforcing beam
Both ends connect respectively with the support column of both sides；The right support frame further include upper end connect with the second segmental arc of upper end frame and under
At least second vertical reinforcing beam 45 that end, the second segmental arc of lower end frame connect, the second vertical reinforcing beam 45 and the second arc
The support column of section both sides is parallel.It is detachably connected by bolt between left support frame and right support frame.6 on lifting cross-arm are hung
Hole is inline, and intermediate 4 lifting hole(eyelet)s are connect with bottle gouard moved by hands, and two lifting hole(eyelet)s at both ends are connect with load suspender belt.Resupination framework
Upper surface four rectangular distributions of lifting lug, four lifting lugs are respectively distributed to the first segmental arc of upper end frame, first straight line section,
The intersection of one support column, third support column and rice font frame, the first segmental arc of upper end frame, second straight line section, the second support
The intersection of column, the 6th support column and rice font frame, first straight line section, the second segmental arc, the 4th support column and rice font frame
The intersection of frame, second straight line section, the second segmental arc, the 5th support column and rice font frame intersection.Two load suspender belts
Lower end it is hinged with the lower end of resupination framework respectively, articulated position is located on the central axes of resupination framework upper end frame.Resupination framework
Lower face be flange supporting surface.
Apparatus of the present invention operation principle：Since large rocket engine weight is about 8t, switching process must steadily may be used
It leans on.After engine is docked and lifted with resupination framework by hoist lifting hook, by the side for adjusting 4 bottle gouard moved by hands taut lengths
Formula is, it can be achieved that the skyborne posture adjustment of engine and 180 ° of overturning.After engine is installed on engine test frame, by dividing
The form of solution frame can realize the transhipment and removal of frame.The workflow of turnover device is as shown in Figure 3.
Claims (6)
1. a kind of rocket engine manual overturning and support device, it is characterised in that：Including lifting cross-arm, 4 bottle gouards moved by hands, turn over
Turn frame and two load suspender belts,
The lifting cross-arm is bearing the weight of engine and resupination framework；
The resupination framework is to the vertical pressure that bears moment of flexure in engine switching process and when engine is placed vertically；
On the engine, the lower face of the resupination framework with entablature for being fastenedly connected for the resupination framework button；
6 lifting hole(eyelet)s are provided on the lifting cross-arm, the load-bearing hook of 4 bottle gouards moved by hands passes through 4 lifting hole(eyelet)s, and 4 manually
The hoisting-chain of cucurbit is correspondingly connected with four symmetrical lifting lugs of resupination framework upper end；Other two lifting hole(eyelet) is connected respectively two
The other end of one end of a load suspender belt, two load suspender belts is connected to the lower end of resupination framework, and the lifting cross-arm passes through four
A bottle gouard moved by hands and two load suspender belts are connect with resupination framework to realize the overturning of engine；
The resupination framework includes upper end frame and lower end frame, the form and dimension and engine phase of the upper end frame and lower end frame
Match, the upper end frame and lower end frame are closing frame, including the first end to end segmental arc, first straight line section, the second arc
Section and second straight line section, first segmental arc and the second segmental arc are symmetrical arranged about frame own axes, and described first is straight
Line segment and second straight line section are symmetrical arranged about frame own axes；
The resupination framework further includes the first support column, the second support column, third support column, the 4th support column, the 5th support column
And the 6th support column；
The upper end both ends vertical connection with the first segmental arc of upper end frame respectively of first support column, the second support column, it is described
First support column, the second support column lower end form left support frame with the both ends vertical connection of the first segmental arc of lower end frame respectively；
Connection between two components being connected in left support frame is all made of welding, and stiffening plate is both provided at pad；
The third support column, the 4th support column, the upper end of the 5th support column and the 6th support column are corresponding the with upper end frame respectively
The both ends of one straightway, the both ends vertical connection of second straight line section, the third support column, the 4th support column, the 5th support column
And the 6th support column lower end respectively corresponding both ends with lower end frame first straight line section, second straight line section both ends vertical connection,
It is respectively formed preceding rectangular support frame and rear rectangular support frame；The both ends of second segmental arc of upper end frame, the second arc of lower end frame
Correspondence connect to form right support frame with preceding rectangular support frame and rear rectangular support frame respectively at the both ends of section, is connected in right support frame
Two components between connection be all made of welding, be also both provided with stiffening plate at pad；
The resupination framework further includes the rice font supporting rack being separately positioned in preceding rectangular support frame and rear rectangular support frame；
The left support frame further includes being arranged between the first segmental arc of the first segmental arc of upper end frame and lower end frame and the first arc
The section arc reinforcing beam parallel with the first segmental arc of lower end frame, the both ends of reinforcing rib are connect with the support column of both sides respectively；It is described
Left support frame further include upper end connect with the first segmental arc of upper end frame, lower end and the first segmental arc of lower end frame connection at least one
Vertical reinforcing beam, the vertical reinforcing beam are parallel with the support column of the first segmental arc both sides；
The right support frame further includes being arranged between the second segmental arc of the second segmental arc of upper end frame and lower end frame and upper end frame the
Two segmental arcs, the second arc reinforcing beam parallel with the second segmental arc of lower end frame, the both ends of the second arc reinforcing beam respectively with both sides
Support column connection；The right support frame further includes that upper end is connect and lower end, the second arc of lower end frame with the second segmental arc of upper end frame
The support column of an at least second vertical reinforcing beam for shape section connection, the second vertical reinforcing beam and the second segmental arc both sides is flat
Row.
2. rocket engine manual overturning according to claim 1 and support device, it is characterised in that：
It is detachably connected by bolt between the left support frame and right support frame.
3. rocket engine manual overturning according to claim 1 and support device, it is characterised in that：
Four rectangular distributions of lifting lug of the upper surface of the resupination framework, four lifting lugs are respectively distributed to the first arc of upper end frame
The intersection of section, first straight line section, the first support column, third support column and rice font frame, the first segmental arc of upper end frame, second
The intersection of straightway, the second support column, the 6th support column and rice font frame, first straight line section, the second segmental arc, the 4th
The intersection of dagger and rice font frame, the intersection of second straight line section, the second segmental arc, the 5th support column and rice font frame
Place.
4. rocket engine manual overturning according to claim 1 and support device, it is characterised in that：
6 lifting hole(eyelet)s on the lifting cross-arm are inline, and intermediate 4 lifting hole(eyelet)s are connect with bottle gouard moved by hands, and two of both ends hang
Hole is connect with load suspender belt.
5. rocket engine manual overturning according to claim 1 and support device, it is characterised in that：
The lower end of two load suspender belts is hinged with the lower end of resupination framework respectively, and articulated position is located in the frame of resupination framework upper end
On axis.
6. rocket engine manual overturning according to claim 1 and support device, it is characterised in that：
The lower face of the resupination framework is flange supporting surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610818047.8A CN106219388B (en) | 2016-09-12 | 2016-09-12 | A kind of rocket engine manual overturning and support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610818047.8A CN106219388B (en) | 2016-09-12 | 2016-09-12 | A kind of rocket engine manual overturning and support device |
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| Publication Number | Publication Date |
|---|---|
| CN106219388A CN106219388A (en) | 2016-12-14 |
| CN106219388B true CN106219388B (en) | 2018-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610818047.8A Active CN106219388B (en) | 2016-09-12 | 2016-09-12 | A kind of rocket engine manual overturning and support device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108862009B (en) * | 2018-08-10 | 2023-06-09 | 中交第二航务工程局有限公司 | Bridge anticollision buoyancy tank hoist and mount frock |
| CN112897313B (en) * | 2021-01-18 | 2022-06-17 | 蓝箭航天技术有限公司 | Rocket engine upset interfacing apparatus |
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|---|---|---|---|---|
| NL7211402A (en) * | 1971-08-21 | 1973-02-23 | ||
| JPS62215492A (en) * | 1986-03-14 | 1987-09-22 | 住金溶接工業株式会社 | Reverse conveyor for coil |
| DE10148590A1 (en) * | 2001-09-25 | 2003-04-10 | Cargolifter Ag | Hoisting large symmetrics by tackle equipment involves lashpoints at both ends of part to take ropes or chains plus lashpoint on part rear facilitated by winch reversals. |
| CN205381872U (en) * | 2016-02-18 | 2016-07-13 | 江西洪都航空工业集团有限责任公司 | Aircraft fuselage turning device |
| CN205472240U (en) * | 2016-04-11 | 2016-08-17 | 天津第一市政公路工程有限公司 | Overhead traveling crane hoist and mount thing tilting mechanism |
-
2016
- 2016-09-12 CN CN201610818047.8A patent/CN106219388B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7211402A (en) * | 1971-08-21 | 1973-02-23 | ||
| JPS62215492A (en) * | 1986-03-14 | 1987-09-22 | 住金溶接工業株式会社 | Reverse conveyor for coil |
| DE10148590A1 (en) * | 2001-09-25 | 2003-04-10 | Cargolifter Ag | Hoisting large symmetrics by tackle equipment involves lashpoints at both ends of part to take ropes or chains plus lashpoint on part rear facilitated by winch reversals. |
| CN205381872U (en) * | 2016-02-18 | 2016-07-13 | 江西洪都航空工业集团有限责任公司 | Aircraft fuselage turning device |
| CN205472240U (en) * | 2016-04-11 | 2016-08-17 | 天津第一市政公路工程有限公司 | Overhead traveling crane hoist and mount thing tilting mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106219388A (en) | 2016-12-14 |
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