CN107128792B - A kind of ship heavy lift derrick - Google Patents
A kind of ship heavy lift derrick Download PDFInfo
- Publication number
- CN107128792B CN107128792B CN201710437198.3A CN201710437198A CN107128792B CN 107128792 B CN107128792 B CN 107128792B CN 201710437198 A CN201710437198 A CN 201710437198A CN 107128792 B CN107128792 B CN 107128792B
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- Prior art keywords
- fixedly connected
- seat
- rod
- connecting rod
- base
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/06—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs mounted for jibbing or luffing movements
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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
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/60—Derricks
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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
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/04—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs the effective length of which is variable in operation, e.g. longitudinally displaceable, extensible
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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
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
- B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
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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
- B66C2700/00—Cranes
- B66C2700/03—Cranes with arms or jibs; Multiple cranes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Jib Cranes (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a kind of ship heavy lift derrick, including mobile base, movable pulley, lifting seat, groove, oil cylinder one, suction base, fixed seat one, axis pin one, oil cylinder two, fixed seat two, adjustable shelf connecting shaft, fixed seat three, connecting seat one, bearing, crossbeam axis, movable sleeve one, flat key one, keyway, movable sleeve two, flat key two, connecting seat two, reduction box, motor one, Telescopic suspension rod one, connecting rod base one, connecting rod one, connector, lock-screw, connecting rod base two, connecting rod two and Telescopic suspension rod two；The present invention have it is rational in infrastructure it is simple, production cost is low, easy for installation, during use, this derrick rig is moved to the place of needs by movable pulley first, then make to move on on movable pulley in the groove on the downside of mobile base by the contraction of oil cylinder one, then firmly inhaled by suction base again on ship ground, chassis left side is moved during so as to ensure that lifting will not occur to tilt phenomenon, also ensure that stability when lifting.
Description
Technical field：
The present invention relates to a kind of lifting equipment, more particularly to a kind of ship heavy lift derrick.
Background technology：
With the continuous improvement of science and technology, the competition between all trades and professions is also more and more fierce, wherein lifting equipment by
In its own have have unique transport, crane capacity and by consumers, and some weights are to pass through people on ship
What work was carried, and some weights are since its weight is excessive, manpower can not carry out directly carrying up and down, this is just needed by hanging
Lever apparatus carries out weight oscilaltion, and existing derrick rig structure is excessively dull, while is difficult to meet heavy-duty hoisting and shifting
Dynamic needs, stability when in addition lifting are also poor.
Invention content：
The purpose of the present invention is that solve the above-mentioned problems and provides a kind of ship heavy lift derrick, solves
Existing derrick rig structure is excessively dull, while is difficult to meet heavy-duty hoisting and mobile needs, steady when in addition lifting
The problem of qualitative also poor.
To solve the above-mentioned problems, the present invention provides a kind of technical solutions：A kind of ship heavy lift derrick, it is special
Sign is：Including mobile base, movable pulley, lifting seat, groove, oil cylinder one, suction base, fixed seat one, axis pin one, oil cylinder two, consolidate
Reservation two, adjustable shelf connecting shaft, fixed seat three, connecting seat one, bearing, crossbeam axis, movable sleeve one, flat key one, keyway, movable sleeve
2nd, flat key two, connecting seat two, reduction box, motor one, Telescopic suspension rod one, connecting rod base one, connecting rod one, connector, lock-screw,
Connecting rod base two, connecting rod two and Telescopic suspension rod two；Mobile base bottom is equipped with groove；Inside grooves are connected with lifting vertically
Seat；It is fixedly connected at the top of lifting seat by several oil cylinders one with groove top, several movable pulleys is equipped on the downside of lifting seat；Suction base is consolidated
Surely it is connected to mobile base lower left side；Three upper interior of fixed seat is movably connected in by connecting shaft on the downside of adjustable shelf；Fixed seat
Three bottoms are fixedly connected on the right side of mobile base upper central；Connecting seat one is fixedly connected on left side of face on adjustable shelf；Connecting seat
Two are fixedly connected on adjustable shelf upper right, and upside is connected with crossbeam axis, connecting seat between connecting seat two and connecting seat one
Two right sides are fixedly connected with reduction box；Bearing is equipped between crossbeam axis both sides and connecting seat one and connecting seat two, on crossbeam axis
Face is equipped with keyway；Reduction box upper left side output shaft is fixedly connected with crossbeam axis right end, reduction box lower right side input shaft and motor one
Left side output shaft is fixedly connected；One right side of connecting rod base is fixedly connected on one left-side center of Telescopic suspension rod, and one left side of connecting rod base is with connecting
One right side of bar is hinged；Two left side of connecting rod base is fixedly connected on two right side center of Telescopic suspension rod, and two right side of connecting rod base and connecting rod two are left
Side is hinged；One left end of connecting rod and two right end of connecting rod are fixedly connected on by lock-screw inside connector.
Preferably, one bottom of fixed seat is fixedly connected on the left of mobile base upper central, fixed seat one above with
Axis pin one is flexibly connected with two downside of oil cylinder；Two upside of oil cylinder and two left side of fixed seat are hinged；Two right side of fixed seat is fixedly connected
In adjustable shelf lower left side.
Preferably, suction base is magnechuck.
Preferably, motor one is servo motor or variable-frequency motor.
Preferably, movable sleeve one or so is movably connected in left side of face on crossbeam axis, pass through flat key one inside movable sleeve one
It is connected with keyway, one bottom of movable sleeve is fixedly connected with Telescopic suspension rod two；Movable sleeve two or so is movably connected on crossbeam axis
Right side of face is connected by flat key two with keyway inside movable sleeve two, and two bottom of movable sleeve is fixedly connected with Telescopic suspension rod one, stretches
Contracting sunpender two is identical with the structure of Telescopic suspension rod one.
Preferably, one concrete structure of Telescopic suspension rod include sunpender shell, movable hanger rod, nut seat, screw rod, limited block,
Hook assembly, motor two, driving gear, intermediate gear and driven gear；Movable hanger rod is movably connected in vertically in sunpender shell
Subordinate side, movable hanger rod bottom are fixedly connected with hook assembly, and movable hanger rod upper inside is fixedly connected with nut seat；Nut seat
Internal activity is connected with screw rod；Sunpender shell upper interior is movably connected on the upside of screw rod, screw rod bottom is fixedly connected with limiting
Block, screw rod upside are fixedly connected with driven gear；Driven gear is connected by intermediate gear with driving gear；Driving gear is consolidated
Surely it is connected on two upside output shaft of motor, motor two is fixedly connected on inside sunpender shell upper right side.
Preferably, motor two is servo motor or variable-frequency motor.
Preferably, hook assembly includes connecting plate, connection axis pin, deck, main hook part and screw；Pass through on the upside of deck
Connection axis pin is movably connected on the downside of connecting plate, and deck bottom is connected with main hook part by screw.
Beneficial effects of the present invention：The present invention have it is rational in infrastructure it is simple, production cost is low, easy for installation, in use, first
This derrick rig first by movable pulley is moved to the place of needs, then makes to move on to shifting on movable pulley by the contraction of oil cylinder one
It in the groove of dynamic Its lower side, is then firmly inhaled by suction base again on ship ground, mobile base during so as to ensure that lifting
Left side will not occur to tilt phenomenon, also ensure that stability when lifting, then make suspension hook by the elongation of oil cylinder two again
Component is located at the upside of weight, and the Telescopic suspension rod one and Telescopic suspension rod two set here can either sling a weight, again simultaneously
It can separate and sling two weights, and will not collide between two weights simultaneously, during lifting, start motor two first and drive
Driving gear is made driven gear to be driven to rotate by intermediate gear, and driven gear then makes screw rod rotation that movable hanger rod be driven to carry out
It shrinks movement and slings weight, the motor one of in addition setting here can drive Telescopic suspension rod one and Telescopic suspension rod two to surround crossbeam
Axis rotates, so as to increase the range of lifting weight.
Description of the drawings：
For ease of explanation, the present invention is described in detail by following specific implementations and attached drawing.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the side view of the present invention.
Fig. 3 is the structure diagram of Telescopic suspension rod one.
Fig. 4 is the structure diagram of hook assembly.
1- mobile bases；2- movable pulleys；3- lifting seats；4- grooves；5- oil cylinders one；6- suction bases；7- fixed seats one；8- axis pins
One；9- oil cylinders two；10- fixed seats two；11- adjustable shelfs；12- connecting shafts；13- fixed seats three；14- connecting seats one；15- bearings；
16- crossbeam axis；17- movable sleeves one；18- flat keys one；19- keyways；20- movable sleeves two；21- flat keys two；22- connecting seats two；23-
Reduction box；24- motors one；25- Telescopic suspension rods one；26- connecting rod bases one；27- connecting rods one；28- connectors；29- lock-screws；
30- connecting rod bases two；31- connecting rods two；32- Telescopic suspension rods two；251- sunpender shells；252- movable hanger rods；253- nut seats；254-
Screw rod；255- limited blocks；256- hook assemblies；257- motors two；258- driving gears；259- intermediate gears；2510- driven tooths
Wheel；2561- connecting plates；2562- connection axis pins；2563- decks；2564- main hook parts；2565- screws.
Specific embodiment：
As depicted in figs. 1 and 2, present embodiment uses following technical scheme：A kind of ship heavy lift derrick,
Including mobile base 1, movable pulley 2, lifting seat 3, groove 4, oil cylinder 1, suction base 6, fixed seat 1, axis pin 1, oil cylinder 29,
Fixed seat 2 10,11 connecting shaft 12 of adjustable shelf, fixed seat 3 13, connecting seat 1, bearing 15, crossbeam axis 16, movable sleeve 1,
Flat key 1, keyway 19, movable sleeve 2 20, flat key 2 21, connecting seat 2 22, reduction box 23, motor 1, Telescopic suspension rod one
25th, connecting rod base 1, connecting rod 1, connector 28, lock-screw 29, connecting rod base 2 30, connecting rod 2 31 and Telescopic suspension rod 2 32；
1 bottom of mobile base is equipped with groove 4；4 inner vertical of groove is connected with lifting seat 3；3 top of lifting seat passes through several oil cylinders
One 5 are fixedly connected with 4 top of groove, and 3 downside of lifting seat is equipped with several movable pulleys 2；It is left that suction base 6 is fixedly connected on mobile base 1
Downside；One 7 bottom of fixed seat is fixedly connected on the left of 1 upper central of mobile base, fixed seat 1 above with axis pin 1 with
29 downside of oil cylinder is flexibly connected；29 upside of oil cylinder and 2 10 left side of fixed seat are hinged；2 10 right side of fixed seat is fixedly connected on
11 lower left side of adjustable shelf；11 downside of adjustable shelf is movably connected in 3 13 upper interior of fixed seat by connecting shaft 12；Fixed seat three
13 bottoms are fixedly connected on the right side of 1 upper central of mobile base；Connecting seat 1 is fixedly connected on left side of face on adjustable shelf 11；Even
Joint chair 2 22 is fixedly connected on 11 upper right of adjustable shelf, and upside is connected with horizontal stroke between connecting seat 2 22 and connecting seat 1
Beam axis 16,2 22 right side of connecting seat are fixedly connected with reduction box 23；16 both sides of crossbeam axis and connecting seat 1 and connecting seat 2 22
Between be equipped with bearing 15, crossbeam axis 16 is equipped with keyway 19 above；23 upper left side output shaft of reduction box is consolidated with 16 right end of crossbeam axis
Fixed connection, 23 lower right side input shaft of reduction box are fixedly connected with one 24 left side output shaft of motor；One 17 or so activity of movable sleeve is even
Left side of face on crossbeam axis 16 is connected on, is connected inside movable sleeve 1 by flat key 1 with keyway 19, one 17 bottom of movable sleeve
It is fixedly connected with Telescopic suspension rod 2 32；Movable sleeve 2 20 or so is movably connected in 16 upper right of crossbeam axis, in movable sleeve 2 20
Portion is connected by flat key 2 21 with keyway 19, and 2 20 bottom of movable sleeve is fixedly connected with Telescopic suspension rod 1；Connecting rod base 1
Right side is fixedly connected on one 25 left-side center of Telescopic suspension rod, and one 26 left side of connecting rod base and one 27 right side of connecting rod are hinged；Connecting rod base two
30 left sides are fixedly connected on 2 32 right side center of Telescopic suspension rod, and 2 30 right side of connecting rod base and 2 31 left side of connecting rod are hinged；Connecting rod one
27 left ends and 2 31 right end of connecting rod are fixedly connected on by lock-screw 29 inside connector 28.
Wherein, suction base 6 is magnechuck；Motor 1 is servo motor or variable-frequency motor；Telescopic suspension rod 2 32 is with stretching
The structure of sunpender 1 is identical.
As shown in figure 3, one 25 concrete structure of Telescopic suspension rod include sunpender shell 251, movable hanger rod 252, nut seat 253,
Screw rod 254, limited block 255, hook assembly 256, motor 2 257, driving gear 258, intermediate gear 259 and driven gear
2510；Movable hanger rod 252 is movably connected in 251 inner lower of sunpender shell vertically, and 252 bottom of movable hanger rod, which is fixedly connected with, hangs
Hook assembly 256,252 upper inside of movable hanger rod are fixedly connected with nut seat 253；253 internal activity of nut seat is connected with screw rod
254；254 upside of screw rod is movably connected in 251 upper interior of sunpender shell, and 254 bottom of screw rod is fixedly connected with limited block 255,
254 upside of screw rod is fixedly connected with driven gear 2510；Driven gear 2510 passes through intermediate gear 259 and 258 phase of driving gear
Connection；Driving gear 258 is fixedly connected on 2 257 upside output shaft of motor, and motor 2 257 is fixedly connected on sunpender shell
Inside 251 upper right sides.
Wherein, motor 2 257 is servo motor or variable-frequency motor.
As shown in figure 4, hook assembly 256 includes connecting plate 2561, connection axis pin 2562, deck 2563, main hook part
2564 and screw 2565；2563 upside of deck is movably connected in 2561 downside of connecting plate, deck 2563 by connecting axis pin 2562
Bottom is connected with main hook part 2564 by screw 2565.
The present invention use state be：The present invention have it is rational in infrastructure it is simple, production cost is low, easy for installation, in use,
This derrick rig by movable pulley 2 is moved to the place of needs first, is then made on movable pulley 2 by the contraction of oil cylinder 1
It moves on in the groove 4 of the downside of mobile base 1, is then firmly inhaled on ship ground by suction base 6 again, during so as to ensure that lifting
1 left side of mobile base will not occur to tilt phenomenon, also ensure that stability when lifting, then pass through oil cylinder 29 again
Elongation makes hook assembly 256 be located at the upside of weight, and the Telescopic suspension rod 1 and Telescopic suspension rod 2 32 set here can either be same
When sling a weight, and can separate and sling two weights, and will not collide between two weights simultaneously, lift by crane
When, start motor 2 257 first and driving gear 258 is driven driven gear 2510 to be driven to rotate by intermediate gear 259, and it is driven
Gear 2510 then makes the rotation of screw rod 254 that movable hanger rod 252 be driven to carry out shrinking movement and sling weight, the other electricity of setting here
Machine 1 can drive Telescopic suspension rod 1 and Telescopic suspension rod 2 32 to be rotated around crossbeam axis 16, so as to increase lifting weight
Range.
The basic principles, main features and the advantages of the invention, the technology of the industry has been shown and described above
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention, the claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (7)
1. a kind of ship heavy lift derrick, it is characterised in that：
Including mobile base（1）, movable pulley（2）, lifting seat（3）, groove（4）, oil cylinder one（5）, suction base（6）, fixed seat one
（7）, axis pin one（8）, oil cylinder two（9）, fixed seat two（10）, adjustable shelf（11）, connecting shaft（12）, fixed seat three（13）, connection
Seat one（14）, bearing（15）, crossbeam axis（16）, movable sleeve one（17）, flat key one（18）, keyway（19）, movable sleeve two（20）, it is flat
Key two（21）, connecting seat two（22）, reduction box（23）, motor one（24）, Telescopic suspension rod one（25）, connecting rod base one（26）, connecting rod
One（27）, connector（28）, lock-screw（29）, connecting rod base two（30）, connecting rod two（31）With Telescopic suspension rod two（32）；
Mobile base（1）Bottom is equipped with groove（4）, groove（4）Inner vertical is connected with lifting seat（3）, lifting seat（3）Top
Portion passes through several oil cylinders one（5）With groove（4）Top is fixedly connected, lifting seat（3）Downside is equipped with several movable pulleys（2）, suction base
（6）It is fixedly connected on mobile base（1）Lower left side, adjustable shelf（11）Downside passes through connecting shaft（12）It is movably connected in fixed seat three
（13）Upper interior, fixed seat three（13）Bottom is fixedly connected on mobile base（1）On the right side of upper central, connecting seat one（14）Gu
Surely it is connected to adjustable shelf（11）Upper left side of face, connecting seat two（22）It is fixedly connected on adjustable shelf（11）Upper right, connecting seat two
（22）With connecting seat one（14）Between upside be connected with crossbeam axis（16）, connecting seat two（22）Right side is fixedly connected with deceleration
Case（23）；
Crossbeam axis（16）Both sides and connecting seat one（14）With connecting seat two（22）Between be equipped with bearing（15）, crossbeam axis（16）On
Face is equipped with keyway（19）；Reduction box（23）Upper left side output shaft and crossbeam axis（16）Right end is fixedly connected, reduction box（23）Bottom right
Side input shaft and motor one（24）Left side output shaft is fixedly connected；Connecting rod base one（26）Right side is fixedly connected on Telescopic suspension rod one
（25）Left-side center, connecting rod base one（26）Left side and connecting rod one（27）Right side is hinged；Connecting rod base two（30）Left side is fixedly connected on
Telescopic suspension rod two（32）Right side center, connecting rod base two（30）Right side and connecting rod two（31）Left side is hinged；Connecting rod one（27）Left end and
Connecting rod two（31）Right end passes through lock-screw（29）It is fixedly connected on connector（28）It is internal；
Movable sleeve one（17）Left and right is movably connected in crossbeam axis（16）Upper left side of face, movable sleeve one（17）Inside passes through flat key one
（18）With keyway（19）It is connected, movable sleeve one（17）Bottom is fixedly connected with Telescopic suspension rod two（32）；Movable sleeve two（20）It is left
The right side is movably connected in crossbeam axis（16）Upper right, movable sleeve two（20）Inside passes through flat key two（21）With keyway（19）It is connected
It connects, movable sleeve two（20）Bottom is fixedly connected with Telescopic suspension rod one（25）；Telescopic suspension rod two（32）With Telescopic suspension rod one（25）'s
Structure is identical.
2. a kind of ship heavy lift derrick according to claim 1, it is characterised in that：Fixed seat one（7）Bottom, which is fixed, to be connected
It is connected on mobile base（1）On the left of upper central, fixed seat one（7）Above with axis pin one（8）With oil cylinder two（9）Downside activity connects
It connects；Oil cylinder two（9）Upside and fixed seat two（10）Left side is hinged；Fixed seat two（10）Right side is fixedly connected on adjustable shelf（11）It is left
Downside.
3. a kind of ship heavy lift derrick according to claim 1, it is characterised in that：Suction base（6）For magnechuck.
4. a kind of ship heavy lift derrick according to claim 1, it is characterised in that：Motor one（24）For servo motor or
Variable-frequency motor.
5. a kind of ship heavy lift derrick according to claim 1, it is characterised in that：
Telescopic suspension rod one（25）Concrete structure includes sunpender shell（251）, movable hanger rod（252）, nut seat（253）, screw rod
（254）, limited block（255）, hook assembly（256）, motor two（257）, driving gear（258）, intermediate gear（259）With it is driven
Gear（2510）；Movable hanger rod（252）It is movably connected in sunpender shell vertically（251）Inner lower, movable hanger rod（252）Bottom
It is fixedly connected with hook assembly（256）, movable hanger rod（252）Upper inside is fixedly connected with nut seat（253）；Nut seat
（253）Internal activity is connected with screw rod（254）；Screw rod（254）Upside is movably connected in sunpender shell（251）Upper interior, spiral shell
Bar（254）Bottom is fixedly connected with limited block（255）, screw rod（254）Upside is fixedly connected with driven gear（2510）；Driven tooth
Wheel（2510）Pass through intermediate gear（259）With driving gear（258）It is connected；Driving gear（258）It is fixedly connected on motor two
（257）On the output shaft of upside, motor two（257）It is fixedly connected on sunpender shell（251）Inside upper right side.
6. a kind of ship heavy lift derrick according to claim 5, it is characterised in that：Motor two（257）For servo motor
Or variable-frequency motor.
7. a kind of ship heavy lift derrick according to claim 5, it is characterised in that：
Hook assembly（256）Including connecting plate（2561）, connection axis pin（2562）, deck（2563）, main hook part（2564）With
Screw（2565）；Deck（2563）Upside is by connecting axis pin（2562）It is movably connected in connecting plate（2561）Downside, deck
（2563）Bottom passes through screw（2565）It is connected with main hook part（2564）.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710437198.3A CN107128792B (en) | 2017-06-12 | 2017-06-12 | A kind of ship heavy lift derrick |
| CN201810309771.7A CN108529449B (en) | 2017-06-12 | 2017-06-12 | A kind of ship heavy lift derrick |
| CN201810309772.1A CN108529448B (en) | 2017-06-12 | 2017-06-12 | Marine derrich device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710437198.3A CN107128792B (en) | 2017-06-12 | 2017-06-12 | A kind of ship heavy lift derrick |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810309772.1A Division CN108529448B (en) | 2017-06-12 | 2017-06-12 | Marine derrich device |
| CN201810309771.7A Division CN108529449B (en) | 2017-06-12 | 2017-06-12 | A kind of ship heavy lift derrick |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107128792A CN107128792A (en) | 2017-09-05 |
| CN107128792B true CN107128792B (en) | 2018-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710437198.3A Active CN107128792B (en) | 2017-06-12 | 2017-06-12 | A kind of ship heavy lift derrick |
| CN201810309772.1A Active CN108529448B (en) | 2017-06-12 | 2017-06-12 | Marine derrich device |
| CN201810309771.7A Active CN108529449B (en) | 2017-06-12 | 2017-06-12 | A kind of ship heavy lift derrick |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810309772.1A Active CN108529448B (en) | 2017-06-12 | 2017-06-12 | Marine derrich device |
| CN201810309771.7A Active CN108529449B (en) | 2017-06-12 | 2017-06-12 | A kind of ship heavy lift derrick |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108529448A (en) * | 2017-06-12 | 2018-09-14 | 李从宾 | Marine derrich device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107128792A (en) | 2017-09-05 |
| CN108529448A (en) | 2018-09-14 |
| CN108529449A (en) | 2018-09-14 |
| CN108529448B (en) | 2019-07-19 |
| CN108529449B (en) | 2019-09-13 |
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