CN110155254B - Working boat lifting hook device - Google Patents
Working boat lifting hook device Download PDFInfo
- Publication number
- CN110155254B CN110155254B CN201910274347.8A CN201910274347A CN110155254B CN 110155254 B CN110155254 B CN 110155254B CN 201910274347 A CN201910274347 A CN 201910274347A CN 110155254 B CN110155254 B CN 110155254B
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- brake block
- hook
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- 230000000903 blocking effect Effects 0.000 claims description 13
- 230000008093 supporting effect Effects 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 3
- 230000000452 restraining effect Effects 0.000 claims description 2
- 210000002105 tongue Anatomy 0.000 description 14
- 230000000694 effects Effects 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B23/00—Equipment for handling lifeboats or the like
- B63B23/70—Condition-responsive handling equipment, e.g. automatic release of boat from lowering tackle upon contact with water
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Control Devices (AREA)
Abstract
The invention relates to a working boat lifting hook device which comprises a remote control platform, a pin pulling control handle, a brake block control handle, a stop rod and a fixed pin, a bow pin pulling control flexible shaft, a stern pin pulling control flexible shaft, a bow brake block control flexible shaft, a stern pin pulling control flexible shaft, a bow lever arm, a stern lever arm, a bow pull rod, a stern brake block and an external unhooking pedal, a bow stop cable rack and a bolt, a stern stop cable rack and a bolt, a bow green locking mark, a stern green locking mark, a bow lifting hook head, a stern lifting hook head, a bow lifting hook shaft, a stern lifting hook shaft, a bow connecting pin, a stern connecting pin, a bow brake block shaft, a stern brake block shaft, a bow safety pin and a stern safety pin; the remote control operation is adopted under normal working conditions, and when the remote control operation system fails, the remote control operation system can be replaced by foot-operated operation or manual operation in time, so that the operation that the working boat is released to the sea surface or recovered into the mother ship can be ensured no matter whether the remote control system works normally or not.
Description
Technical Field
The invention relates to a lifting hook device, in particular to a working boat lifting hook device.
Background
The traditional form of work boat lifting hook device has two kinds, and one is pedal-type work boat lifting hook device, it mainly comprises fixed hook plate A01, guard pin and footboard A02, and reset spring A03 (see figure 1), accessible foot steps on guard pin and footboard A02 and through the reset spring A03 that is located its below control guard pin and fixed hook plate A01 between open and close, it is comparatively convenient to use when this form lifting hook device is used in single hoisting point work boat, but need synchronous personnel of participating in the operation when being applied to two hoisting point work boats more, the release in-process can't guarantee synchronous unhook, do not possess and carry the release function, the shortcoming such as supporting formula of restriction.
The other is a remote control type working boat lifting hook device, the telescopic movement of the flexible shaft core is controlled through the operation of an operator on the corresponding handle of the control box, so that the lifting hook of the lifting hook device is controlled to be opened (released) and closed (connected), and the working boat lifting hook device avoids the use defect of the pedal type working boat lifting hook device, but can cause the release system to be inoperable when the flexible shaft fails.
In summary, the remote control type working boat lifting hook device has better use effect than a pedal type working boat lifting hook device, but the two working boat lifting hook devices have more applicable limitations, and have no emergency disposal function when in failure. Therefore, the development of a novel working boat lifting hook device is imperative.
Disclosure of Invention
Aiming at the defects and shortcomings existing in the prior art, the working boat lifting hook device is provided.
The technical scheme adopted for solving the technical problems is as follows:
work boat hook assembly, its characterized in that: the device comprises a remote control platform, a pin pulling control handle, a brake block control handle, a stop rod and a fixed pin, a bow pin pulling control flexible shaft, a stern pin pulling control flexible shaft, a bow brake block control flexible shaft, a stern brake block control flexible shaft, a bow pin pulling pin, a stern pin pulling pin, a bow lever arm, a stern lever arm, a bow pull rod, a bow brake block and an external unhooking pedal, a stern brake block and an external unhooking pedal, a bow stop cable bracket and a bolt, a stern stop cable bracket and a bolt, a bow green locking mark, a stern green locking mark, a bow hook head, a stern hook head, a bow hook shaft, a stern hook shaft, a bow connecting pin, a stern connecting pin, a bow brake block shaft, a stern brake block shaft, a bow safety pin and a stern safety pin; the device comprises a remote control platform, a bow pin pulling control handle, a brake block control handle, a stop rod and a fixed pin, wherein the pin pulling control handle, the brake block control handle, the stop rod and the fixed pin are arranged on the remote control platform, the pin pulling control handle is respectively connected with the bow pin pulling control flexible shaft and the stern pin pulling control flexible shaft so as to respectively and simultaneously realize the telescopic movement of the shaft cores of the bow pin pulling control flexible shaft and the stern pin pulling control flexible shaft, the brake block control handle is respectively connected with the bow brake block control flexible shaft and the stern brake block control flexible shaft so as to respectively and simultaneously realize the telescopic movement of the shaft cores of the bow brake block control flexible shaft and the stern brake block control flexible shaft, and handle safety pins are respectively and correspondingly arranged on the pin pulling control handle and the brake block control handle so as to be used for fixing locking stations of the pin pulling control handle and the brake block control handle; the bow pulling pin control flexible shaft is connected with the bow pulling pin, the bow pulling pin is positioned below the bow lever arm and used for realizing or releasing the constraint on the movement stroke of the bow lever arm, the stern pulling pin control flexible shaft is connected with the stern pulling pin, the stern pulling pin is positioned below the stern lever arm and used for realizing or releasing the constraint on the movement stroke of the stern lever arm, the bow brake block control flexible shaft is hinged with one end of the bow lever arm, the middle part of the bow lever arm is connected with a bow pull rod, the bow pull rod drives a bow brake block and an external unhook pedal to act through a bow connecting pin, the lower end of a bow hook head is positioned in a bow locking groove of the bow brake block and an external unhook pedal, and when the bow brake block and the bow brake pedal which are connected into a whole rotate downwards, the constraint of a bow hook head is released so as to rotate around a bow hook shaft, a bow hook frame and a green hook are also arranged on a side plate of the bow hook device, and a bow hook is provided with a green mark and a hook; the lower end of the stern hook head is positioned in a stern locking groove of the stern brake block and the stern brake block of the external unhooking pedal, when the stern brake block and the stern brake pedal which are connected into a whole downwards rotate, the constraint of the stern hook head is relieved so as to rotate around a stern hook shaft, a stern stop cable frame, a bolt and a stern green locking mark are also arranged on a hanger side plate of the stern hook device, and the stern green locking mark is also arranged on the stern hook head; the bow safety pin is arranged below the bow brake block and the external unhooking pedal, the stern safety pin is arranged below the stern brake block and the external unhooking pedal, and the bow safety pin and the stern safety pin are stored on respective corresponding storage brackets when not in use.
Further, the bow connecting pin and the stern connecting pin both comprise pin handles, a pin body connected with the pin handles and extending out from one end of the pin handles, a plurality of spring marbles are arranged in the middle of the pin body, and a stop tongue capable of rotating is further arranged at the end of the pin body.
Further, the number of the spring balls is 2 at intervals in the axial direction of the pin body, and the spring balls are partially positioned on the radial outer side of the pin body under the elastic supporting action of the lower supporting springs.
Further, an intermediate connecting block is further arranged between the pin handle and the pin body, and the intermediate connecting block and the pin handle are connected into a whole through welding.
Further, the blocking tongue is arranged as a conical head.
Further, the retaining tongue can rotate 90 degrees around the retaining tongue rotating shaft.
Further, an auxiliary positioning block is arranged on one side of the blocking tongue.
Further, the central outer surfaces of the bow brake pedal and the stern brake pedal are also provided with anti-skid friction layers.
Further, the bow pull rod and the stern pull rod respectively comprise pull rod shafts which are correspondingly connected with a bow lever arm and a stern lever arm respectively, pull rod arms which are connected with the pull rod shafts through intermediate connecting plates are provided with mounting holes, a bow connecting pin is connected with a bow brake block and an external unhooking pedal through the mounting holes provided on the pull rod arms of the bow pull rod, and a stern connecting pin is connected with a stern brake block and an external unhooking pedal through the mounting holes provided on the pull rod arms of the stern pull rod.
Further, the bow green locking marks are pre-drawn on the bow hook heads and hanger side plates of the bow hook devices, and the stern green locking marks are pre-drawn on the stern hook heads and hanger side plates of the stern hook devices.
The beneficial effects of the invention are as follows:
(1) In order to give consideration to the convenience of operation of the working boat in releasing and recycling work, remote control operation is adopted under normal working conditions, and when a remote control operation system fails, the connecting pin can be pulled out in time so as to change the operation mode into foot-operated operation, thereby ensuring that the operation of releasing the working boat to the sea surface or recycling the working boat into a mother ship can be smoothly carried out no matter whether the remote control system works normally or not.
(2) The working boat is operated by remote control or treading through the bow and stern connecting pins, the bow and stern connecting pins are of a rapid plug-in type structure, the insertion and the extraction of the working boat can be realized through manual operation, and the working boat is convenient to switch and quick to replace.
(3) Through a plurality of spring marbles and a rotatable blocking tongue which are arranged on the bow connecting pin and the stern connecting pin, the risk that the connecting pin automatically slides out of a working position can be effectively prevented.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view of a prior art foot-operated work boat hook assembly;
FIG. 2 is a schematic view of the construction of a work boat hook assembly of the present invention;
FIG. 3 is a side view of the structure of the bow and stern connecting pins of the work boat hook assembly of the present invention, as viewed from one side;
FIG. 4 is an enlarged view of the side view of the structure of the bow and stern connecting pins of the work boat hook assembly of the present invention, as viewed from the other side, and the location of the spring beads;
FIG. 5 is a side view of the structure of the bow brake shoe and external unhooking pedal of the work boat hook assembly of the present invention, as viewed from one side;
FIG. 6 is a side view of the structure of the bow brake shoe and external unhooking pedal of the work boat hook assembly of the present invention, as viewed from the other side;
FIG. 7 is a side view of the structure of the bow and stern tie rods of the present invention from one side;
FIG. 8 is a side view of the structure of the bow and stern tie rods of the work boat hook assembly of the present invention, as viewed from the other side;
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only the structures which are relevant to the invention.
As shown in fig. 2-8, the working boat lifting hook device comprises a remote control platform 1, a pulling pin control handle 11, a brake block control handle 12, a stop rod and fixed pin 13, a pulling pin control flexible shaft 111, a pulling pin control flexible shaft 112, a pulling pin control flexible shaft 121, a pulling pin control flexible shaft 122, a pulling pin 2a, a pulling pin 2b, a lever arm 3a, a pulling lever arm 3b, a pulling rod 4a, a pulling rod 4b, a pulling brake block and external unhooking pedal 5a, a pulling brake block and external unhooking pedal 5b, a pulling rope frame and bolt 6a, a pulling rope frame and bolt 6b, a pulling green locking mark 7a, a pulling hook head 8b, a pulling hook shaft 9a, a pulling hook shaft 9b, a connecting pin 10a, a pulling link pin 10b, a pulling brake block shaft 11a, a pulling brake block shaft 11b, a pulling brake block shaft 12a and a pulling brake pin 12b; the pin pulling control handle 11, the brake block control handle 12, the stop rod and the fixing pin 13 are arranged on the remote control platform 1, the pin pulling control handle 11 is respectively connected with the bow pin pulling control flexible shaft 111 and the stern pin pulling control flexible shaft 112 so as to respectively realize the telescopic movement of the shaft cores of the bow pin pulling control flexible shaft 111 and the stern pin pulling control flexible shaft 112 at the same time, the brake block control handle 12 is respectively connected with the bow brake block control flexible shaft 121 and the stern brake block control flexible shaft 122 so as to respectively realize the telescopic movement of the shaft cores of the bow brake block control flexible shaft 121 and the stern brake block control flexible shaft 122 at the same time, the handle safety pins are correspondingly arranged on the pin pulling control handle 11 and the brake block control handle 12 respectively for fixing locking stations of the pin pulling control handle 11 and the brake block control handle 12, and the stop rod and the fixing pin 13 are used for restraining the brake block control handle 12 so as to prevent the brake block control handle 12 from being operated by human error; the bow pulling pin control flexible shaft 111 is connected with the bow pulling pin 2a, the bow pulling pin 2a is positioned below the bow lever arm 3a and used for realizing or releasing the constraint on the movement stroke of the bow lever arm 3a, the stern pulling pin control flexible shaft 112 is connected with the bow pulling pin 2b, the stern pulling pin 2b is positioned below the stern lever arm 3b and used for realizing or releasing the constraint on the movement stroke of the stern lever arm 3b, the bow brake block control flexible shaft 121 is hinged with one end of the bow lever arm 3a, the middle part of the bow lever arm 3a is connected with a bow pull rod 4a, the bow pull rod 4a drives a bow brake block and an external unhooking pedal 5a to act through a bow connecting pin 10a, the lower end of the bow hook 8a is positioned in a hook locking groove 5a-1 of a bow brake block 5a-2 of the bow brake block and the external unhooking pedal 5a, and a hook 7a is also marked with a hook 7a and a green hook 7b which can rotate around a hook 7a and a hook 7 in the hook device; the stern brake block control flexible shaft 122 is hinged with one end of the stern lever arm 3b, the middle part of the stern lever arm 3b is connected with a stern pull rod 4b, the stern pull rod 4b drives the stern brake block and an external unhooking pedal 5b to act through a stern connecting pin 10b, the lower end of a stern hook head 8b is positioned in a stern locking groove of the stern brake block and the external unhooking pedal 5b, when the stern brake block and the stern brake pedal which are connected into a whole in the stern brake block and the external unhooking pedal 5b rotate downwards, the constraint of the stern hook head 8b is released so as to rotate around a stern hook shaft 9b, a stern green locking mark 7b is also arranged on a hanger side plate of a stern hook device, the stern hook head 6a and the stern green locking mark 7b are also arranged on the stern hook head 8b, the effect of the stern hook head 6a and the stern hook head is realized, and the suspension hook device is convenient to be sleeved in a one-way through the suspension hook ring of the stern hook 6a and the stern hook device because of the suspension hook device is not convenient to run out of a bump in a carrier and a carrier device; a bow safety pin 12a is arranged below the bow brake block and the external unhooking pedal 5a, a stern safety pin 12b is arranged below the stern brake block and the external unhooking pedal 5b, and the design of the bow safety pin 12a and the stern safety pin 12b is used for ensuring that when a safety locking system of a working boat lifting hook device fails and cannot be implemented, after the lifting hook is manually reset, the manually reset lifting hook is locked by the bow safety pin 12a and the stern safety pin 12b, and the bow safety pin 12a and the stern safety pin 12b are stored on respective corresponding storage brackets when not used.
Specifically, the bow connecting pin 10a and the stern connecting pin 10b comprise pin handles 10-4, pin bodies 10-1 connected with the pin handles 10-4 and extending from one ends of the pin handles 10-4, a plurality of spring balls 10-2 are arranged in the middle of the pin bodies 10-1, rotatable blocking tongues 10-3 are further arranged at the ends of the pin bodies 10-1, and the risk that the bow connecting pin and the stern connecting pin automatically slide out of working positions due to jolt, instability and looseness in the running process after being inserted into mounting holes can be effectively prevented through the plurality of spring balls 10-2 and the rotatable blocking tongues 10-3 arranged on the bow connecting pin 10a and the stern connecting pin 10 b.
Specifically, the number of the spring marbles 10-2 is 2 in the axial direction of the pin body 10-1 at intervals, and the spring marbles 10-2 are partially positioned at the radial outer side of the pin body 10-1 under the elastic supporting action of the lower supporting spring 10-6, so that the spring marbles are pressed down to smoothly enter the mounting holes when the bow and stern connecting pins are inserted into the mounting holes, and after the mounting holes are inserted, the spring marbles are partially positioned at the radial outer side of the pin body 10-1 under the elastic supporting action of the lower supporting spring 10-6 due to the elastic supporting action of the lower supporting spring 10-6, so that the bow and stern connecting pins are prevented from sliding out of the working positions.
Specifically, an intermediate connecting block 10-8 is further arranged between the pin handle 10-4 and the pin body 10-1, and the intermediate connecting block 10-8 is integrally connected with the pin handle 10-4 through welding, so that the connection strength between the pin handle 10-4 and the pin body 10-1 is further ensured.
Specifically, the blocking tongue 10-3 is provided as a conical head, so that the insertion of the bow and stern connecting pins 10a, 10b into the mounting holes is facilitated by the conical head shape.
Specifically, the blocking tongue 10-3 can rotate 90 degrees around the blocking tongue rotating shaft 10-5, so that the bow and stern connecting pins are prevented from sliding out of the working positions by themselves.
Specifically, an auxiliary positioning block 10-7 is further arranged on one side of the blocking tongue 10-3, so that when the blocking tongue 10-3 is rotated to be in a linear state with the pin body 10-1, auxiliary positioning is conveniently realized through the matched position of the auxiliary positioning block 10-7 on the pin body 10-1, and therefore, the bow connecting pin 10a and the stern connecting pin 10b can be conveniently pulled out or inserted from the mounting hole, and the trouble caused by the fact that the blocking tongue is not returned in place to pull out or insert the bow connecting pin 10a and the stern connecting pin 10b from the mounting hole is avoided.
Specifically, the central outer surfaces of the bow brake pedal 5a-3 and the stern brake pedal are also provided with an anti-slip friction layer 5-4, so that friction force is increased, and the pedal effect is ensured.
Specifically, the bow pull rod 4a and the stern pull rod 4b respectively comprise a pull rod shaft 4-1 correspondingly connected with a bow lever arm 3a and a stern lever arm 3b, a pull rod arm 4-2 connected with the pull rod shaft 4-1 through an intermediate connecting plate 4-3, a mounting hole 4-4 is formed in the pull rod arm 4-2, a bow connecting pin 10a is connected with a bow brake block and an external unhooking pedal 5a through the mounting hole 4-4 formed in the pull rod arm 4-2 of the bow pull rod 4a, a stern connecting pin 10b is connected with a stern brake block and an external unhooking pedal 5b through the mounting hole 4-4 formed in the pull rod arm 4-2 of the stern pull rod 4b, and when a remote control operation work boat lifting hook device fails, the bow connecting pin 10a and the stern connecting pin 10b are timely pulled out, so that the remote control circuit lifting hook is disconnected, and the opening and closing of the lifting hook are realized through a pedal work boat device.
Specifically, a bow green locking mark 7a is drawn on the bow hook head 8a and the hanger side plate of the bow hook device in advance, a stern green locking mark 7b is drawn on the stern hook head 8b and the hanger side plate of the stern hook device in advance, so that it is convenient to determine whether the bow hook head 8a is reset in place by observing whether the bow green locking mark 7a drawn on the bow hook head 8a in advance is aligned with the bow green locking mark 7a drawn on the hanger side plate of the bow hook device, and whether the stern hook head 8b is reset in place by observing whether the stern green locking mark 7b drawn on the stern hook head 8b in advance is aligned with the stern green locking mark 7b drawn on the hanger side plate of the stern hook device.
When the device is particularly used, under normal working conditions, a working boat lifting hook device is operated by remote control firstly, a worker pulls a bow pulling pin control flexible shaft 111 and a stern pulling pin control flexible shaft 112 through a pulling pin control handle 11 on a remote control platform 1, so that the shaft cores of the bow pulling pin control flexible shaft 111 and the stern pulling pin control flexible shaft 112 are contracted, further the bow pulling pin 2a and the stern pulling pin 2b are driven to correspondingly act, the constraint on the strokes of a bow lever arm 3a and a stern lever arm 3b is released by the bow pulling pin 2a and the stern pulling pin 2b respectively, then the worker pulls a bow brake block control flexible shaft 121 and a stern brake block control flexible shaft 122 through a brake block control handle 12 on the remote control platform 1, so that the shaft cores of the bow brake block control flexible shaft 121 and the stern brake block control flexible shaft 122 are contracted, the lower ends of the bow lifting hook head 8a and the stern lifting hook head 8b are gradually exposed from the bow locking groove and the stern locking groove until the restraint of the bow lifting hook head 8a and the stern lifting hook head 8b is released, so that the bow lifting hook head 8a rotates around the bow lifting hook shaft 9a and the stern lifting hook head 8b rotates around the stern lifting hook shaft 9b, and the bow lifting hook is opened; after the mode of remote control operation of the working boat lifting hook device fails, the bow connecting pin 10a and the stern connecting pin 10b are timely pulled out of the mounting hole, so that the working boat lifting hook device is disconnected from a remote control loop, and at the moment, the lifting hook can be opened or closed directly through corresponding operation of a bow brake block and a bow brake pedal 5a-3 of an external unhooking pedal 5a, a stern brake block and a stern brake pedal of the external unhooking pedal 5b, so that the working boat can be smoothly released to the sea or recovered to the mother boat no matter whether a remote control system works normally or not.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (10)
1. Work boat hook assembly, its characterized in that: the device comprises a remote control platform (1), a pull pin control handle (11), a brake block control handle (12), a stop rod and a fixed pin (13), a bow pull pin control flexible shaft (111), a stern pull pin control flexible shaft (112), a bow brake block control flexible shaft (121), a stern brake block control flexible shaft (122), a bow pull pin (2 a), a stern pull pin (2 b), a bow lever arm (3 a), a stern lever arm (3 b), a bow pull rod (4 a), a stern pull rod (4 b), a bow brake block and an external unhooking pedal (5 a), a stern brake block and an external unhooking pedal (5 b), a bow stop cable frame and a bolt (6 a), a stern stop cable frame and a bolt (6 b), a bow green locking mark (7 a), a stern green locking mark (7 b), a bow hook head (8 a), a stern hook head (8 b), a bow hook shaft (9 a), a stern hook shaft (9 b), a bow connecting pin (10 a), a stern connecting pin (10 b), a stern connecting pin (11 a), a stern shaft (11 a) and a safety pin (12 b; the device comprises a pin pulling control handle (11), a brake block control handle (12), a stop rod and a fixed pin (13), wherein the pin pulling control handle (11) is respectively connected with a bow pin pulling control flexible shaft (111) and a stern pin pulling control flexible shaft (112) so as to respectively and simultaneously realize the telescopic movement of a bow pin pulling control flexible shaft (111) and a stern pin pulling control flexible shaft (112) shaft core, the brake block control handle (12) is respectively connected with a bow brake block control flexible shaft (121) and a stern brake block control flexible shaft (122) so as to respectively and simultaneously realize the telescopic movement of the bow brake block control flexible shaft (121) and the stern brake block control flexible shaft (122) shaft core, a handle safety pin is respectively and correspondingly arranged on the pin pulling control handle (11) and the brake block control handle (12), and a locking station of the stop rod and the fixed pin (13) are used for restraining the brake block control handle (12) so as to prevent the brake block control handle (12) from being manually and misoperation; the bow pulling pin control flexible shaft (111) is connected with the bow pulling pin (2 a), the bow pulling pin (2 a) is positioned below the bow lever arm (3 a) for realizing or releasing the constraint on the movement stroke of the bow lever arm (3 a), the stern pulling pin control flexible shaft (112) is connected with the stern pulling pin (2 b), the stern pulling pin (2 b) is positioned below the stern lever arm (3 b) for realizing or releasing the constraint on the movement stroke of the stern lever arm (3 b), the bow brake block control flexible shaft (121) is hinged with one end of the bow lever arm (3 a), the middle part of the bow lever arm (3 a) is connected with a bow pull rod (4 a), the bow pull rod (4 a) drives a bow brake block and an external unhooking pedal (5 a) to act through the bow connecting pin (10 a), the lower end of the bow brake block and the stern brake block (5 a) of the external unhooking pedal (5 a) are positioned in a bow brake block (5 a-2 a of the bow brake block and the bow brake block (5 a-5 a) of the bow brake block (5 a), and a lifting hook (5 a) is also connected with a hook (5 a) and a hook (5 a) in the hook (5 a) and a-5 b, when the bow brake block and the hook (5 a) are rotatably connected with the bow brake pedal (5 a, the hook (5 a) and the hook device is arranged in the bow brake pedal, the hook device is a, and the hook (5 a, and the hook device is turned down, a bow green locking mark (7 a) is also arranged on the bow lifting hook head (8 a); the stern brake block control flexible shaft (122) is hinged with one end of the stern lever arm (3 b), the middle part of the stern lever arm (3 b) is connected with a stern pull rod (4 b), the stern pull rod (4 b) drives the stern brake block and the external unhooking pedal (5 b) to act through a stern connecting pin (10 b), the lower end of the stern hook head (8 b) is positioned in a stern locking groove of the stern brake block and the external unhooking pedal (5 b), when the stern brake block and the stern brake pedal which are connected into a whole in the stern brake block and the external unhooking pedal (5 b) rotate downwards, the constraint of the stern hook head (8 b) is relieved so as to rotate around a stern hook shaft (9 b), a stern stop cable frame and a bolt (6 b) and a stern green locking mark (7 b) are also arranged on a hanger side plate of the stern hook device, and the stern hook head (8 b) is also provided with a stern green locking mark (7 b); a bow safety pin (12 a) is arranged below the bow brake block and the external unhooking pedal (5 a), a stern safety pin (12 b) is arranged below the stern brake block and the external unhooking pedal (5 b), and the bow safety pin (12 a) and the stern safety pin (12 b) are stored on respective corresponding storage brackets when not in use.
2. The work boat hook assembly of claim 1, wherein: the bow connecting pin (10 a) and the stern connecting pin (10 b) comprise pin handles (10-4), a pin body (10-1) connected with the pin handles (10-4) and extending out of one end of the pin handles (10-4), a plurality of spring balls (10-2) are arranged in the middle of the pin body (10-1), and a blocking tongue (10-3) capable of rotating is further arranged at the end of the pin body (10-1).
3. The work boat hook assembly of claim 2, wherein: the spring balls (10-2) are arranged at intervals in the axial direction of the pin body (10-1), and the spring balls (10-2) are partially positioned on the radial outer side of the pin body (10-1) under the elastic supporting action of the lower supporting spring (10-6).
4. The work boat hook assembly of claim 2, wherein: an intermediate connecting block (10-8) is further arranged between the pin handle (10-4) and the pin body (10-1), and the intermediate connecting block (10-8) and the pin handle (10-4) are connected into a whole through welding.
5. The work boat hook assembly of claim 2, wherein: the retaining tongue (10-3) is arranged as a conical head.
6. The work boat hook assembly of claim 2, wherein: the retaining tongue (10-3) can rotate 90 degrees around a retaining tongue rotating shaft (10-5).
7. The work boat hook assembly of claim 6, wherein: an auxiliary positioning block (10-7) is further arranged on one side of the blocking tongue (10-3).
8. The work boat hook assembly of claim 1, wherein: the central outer surfaces of the bow brake pedal (5 a-3) and the stern brake pedal are also provided with an anti-skid friction layer (5-4).
9. The work boat hook assembly of claim 1, wherein: the bow pull rod (4 a) and the stern pull rod (4 b) respectively comprise a pull rod shaft (4-1) which is correspondingly connected with a bow lever arm (3 a) and a stern lever arm (3 b), a pull rod arm (4-2) which is connected with the pull rod shaft (4-1) through an intermediate connecting plate (4-3), a mounting hole (4-4) is formed in the pull rod arm (4-2), a bow connecting pin (10 a) is connected with a bow brake block and an external unhooking pedal (5 a) through the mounting hole (4-4) formed in the pull rod arm (4-2) of the bow pull rod (4 a), and a stern connecting pin (10 b) is connected with a stern brake block and an external unhooking pedal (5 b) through the mounting hole (4-4) formed in the pull rod arm (4-2) of the stern pull rod (4 b).
10. The work boat hook assembly of claim 1, wherein: the bow green locking mark (7 a) is drawn on a bow lifting hook head (8 a) and a hanger side plate of the bow lifting hook device in advance, and the stern green locking mark (7 b) is drawn on a stern lifting hook head (8 b) and a hanger side plate of the stern lifting hook device in advance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910274347.8A CN110155254B (en) | 2019-04-08 | 2019-04-08 | Working boat lifting hook device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910274347.8A CN110155254B (en) | 2019-04-08 | 2019-04-08 | Working boat lifting hook device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110155254A CN110155254A (en) | 2019-08-23 |
| CN110155254B true CN110155254B (en) | 2024-04-16 |
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| CN201910274347.8A Active CN110155254B (en) | 2019-04-08 | 2019-04-08 | Working boat lifting hook device |
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Citations (6)
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| NO20074956L (en) * | 2006-10-05 | 2008-04-07 | Survivel Systems Internat Inc | Lifebuoy suspension device |
| CN202163584U (en) * | 2011-06-02 | 2012-03-14 | 无锡市鸿声船用玻璃钢有限公司 | Lifting hook device of rescue boat |
| CN204606141U (en) * | 2015-04-22 | 2015-09-02 | 山东琴海船舶设备有限公司 | A kind of ship hook be applicable in stern chute formula jolly boat extension and retraction system |
| CN105253256A (en) * | 2015-09-25 | 2016-01-20 | 江苏科技大学 | Boat hook apparatus for single-pivot lifeboat |
| JP2016097845A (en) * | 2014-11-21 | 2016-05-30 | 株式会社ニシエフ | Hook releasing structure with interlock and simultaneous lifeboat separation device |
| CN209972727U (en) * | 2019-04-08 | 2020-01-21 | 中船绿洲镇江船舶辅机有限公司 | Lifting hook device of working boat |
-
2019
- 2019-04-08 CN CN201910274347.8A patent/CN110155254B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO20074956L (en) * | 2006-10-05 | 2008-04-07 | Survivel Systems Internat Inc | Lifebuoy suspension device |
| CN202163584U (en) * | 2011-06-02 | 2012-03-14 | 无锡市鸿声船用玻璃钢有限公司 | Lifting hook device of rescue boat |
| JP2016097845A (en) * | 2014-11-21 | 2016-05-30 | 株式会社ニシエフ | Hook releasing structure with interlock and simultaneous lifeboat separation device |
| CN204606141U (en) * | 2015-04-22 | 2015-09-02 | 山东琴海船舶设备有限公司 | A kind of ship hook be applicable in stern chute formula jolly boat extension and retraction system |
| CN105253256A (en) * | 2015-09-25 | 2016-01-20 | 江苏科技大学 | Boat hook apparatus for single-pivot lifeboat |
| CN209972727U (en) * | 2019-04-08 | 2020-01-21 | 中船绿洲镇江船舶辅机有限公司 | Lifting hook device of working boat |
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| Publication number | Publication date |
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| CN110155254A (en) | 2019-08-23 |
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