CN2048053U - Latch-hook and unhook device for lifeboats - Google Patents
Latch-hook and unhook device for lifeboats Download PDFInfo
- Publication number
- CN2048053U CN2048053U CN 89201630 CN89201630U CN2048053U CN 2048053 U CN2048053 U CN 2048053U CN 89201630 CN89201630 CN 89201630 CN 89201630 U CN89201630 U CN 89201630U CN 2048053 U CN2048053 U CN 2048053U
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- CN
- China
- Prior art keywords
- guide
- hook
- suspension bracket
- suspender
- pin
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Abstract
The utility model discloses a latch-hook and unhook device for lifeboats. A guide barrel is welded on a guide barrel supporter which is connected with one end of a lifting ring by a short chain, the other end of the lifting ring is fixed on a hanger frame by a pin, and the hanger frame is fixed on the lifeboat. The big end of a hanger is connected with a sling, and the small end is connected with a guide chain which is connected with a guide rope. When the hook is required to unhook for the speed of ship, the hook is separated from the pin by a mechanism device for the purpose of the lifeboat unhooking. The utility model has the advantages of simple device and safety assurance; the hook hooking and unhooking can be carried out automatically and safely without the manual operation in the normal condition at the moment for hooking and unhooking, and the hook unhooking can be carried out automatically and safely without the manual operation at the moment for unhooking in the conditions of the sea peril and the ship speed required.
Description
The utility model life boat is hung, trip mechanism is a kind of Equipment of Vessel.
Auxiliary vessel and extraordinary ship will carry out the operation of folding and unfolding jolly boat through the waters of being everlasting, and general ship is because the operation of folding and unfolding life boat also will be carried out in the work or the perils of the sea, especially run into the perils of the sea, at sea using and manually carry out the operation that the folding and unfolding life boat is a difficulty and danger, is that a great prestige is assisted to sailor's personal safety.
No. 87212545 patent applications " life boat freely float system " just rationally solved under normal circumstances adopt life boat reduce device put under ship and the emergency condition lighten restrictions on automatically, the automatically-unhooked system of freely floating, but also only solved the automatically-unhooked problem of life boat.
" naval vessel knowledge " 86 years the 9th periodicals are stepped on " quick hook " that obtain national invention third prize in June, 84 and traditional suspension ring are changed " mushroom head ", the ship hook is designed to quick hanging and releasing device, this device, by the loudspeaker flap, three formations such as hook centering tube of spring-loaded, the diameter of loudspeaker flap is bigger than the diameter of mushroom cephalic par, be easy to centering like this during mushroom vertical drop, because the effect of centering tube, can guarantee that the mushroom head enters combining device exactly, when being circular-arc mushroom head, the end slyness relies on deadweight, produce inclined-plane power when colliding the inclined-plane of hook end vertically downward, make the hook compression spring and open automatically, when the mushroom head passes through transition face, hook relies on spring force to reset and catches mushroom head portion, realize that hook connects.This is the safe and reliable key of hook and hook can clench the mushroom head, must guarantee to have self-locking property between spring and the mushroom head, but the time has been grown spring structure and just is difficult to guarantee on seagoing vessel, and the mushroom head will be done to such an extent that very heavyly could rely on a deadweight of pestering to rush open hook in addition.
The purpose of this utility model is to provide a kind of life boat extension, trip mechanism, the moment of hanging, break off relations need not manual operations Automatic coupling and decoupling hook safely and reliably, when the speed of a ship or plane is arranged also can the moment of breaking off relations need not manual operations can be automatically-unhooked safely and reliably, guaranteed sailor's personal safety.
The utility model is achieved in that this device is by suspension bracket, pin, guide, the guide support, suspension ring, short chain, suspender, hoist cable, guide chain, messenger, rotating disk, screw rod, pressing plate, hook, pulley, rope, wire tensioner constitutes, under normal circumstances as putting down life boat, earlier with guide chain, messenger passes guide, starting winch just can make life boat be placed on the water surface, at this moment suspension ring lose and hang ship pulling force (being ship entry floating) and forgotten about it by the guide support, suspension ring are droped to the ground on the guide support, to guarantee making suspender deviate from suspension ring, make life boat leave big ship thereby reach to break off relations.If will link up with, as long as earlier messenger, guide chain, suspender are successively passed large aperture (not passing guide), suspension ring middle part, again two messengers of head and the tail are pulled to the middle part, at this moment two hoist cables of head and the tail all slide on the thin neck of suspension ring end, just can smoothly life boat be hung on the big ship as long as tighten up hoist cable.
Break off relations when the speed of a ship or plane is arranged and depend merely on gravity and do not take off hook, at this moment also will partly rotate rotating disk by mechanical control and drive pulley, cable wire unclamps pressing plate can freely rotate hook, and the pin of hook disengagement at last reaches the purpose of unhook.
Fig. 1, extension, unhook part-structure figure.
Suspension bracket (1), pin (2), suspension ring (3), guide support (4), hoist cable (5), suspender (6), guide (7), short chain (8), guide chain (9), messenger (10), hook (11), pressing plate (12), suspension bracket (1) '.
Fig. 2, the birds-eye view of Fig. 1 (no suspender (6) and hoist cable (5)).
Fig. 3, extension, trip mechanism installation site scheme drawing on life boat.
Cable wire (13), wire tensioner (14), pulley (15), rotating disk (16), screw rod (17), base (18).
The ship head end is the hook view, and the ship tail end is the unhook view.
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail:
With reference to Fig. 1, suspension bracket is made up of suspension bracket (1) and suspension bracket (1) ' upper and lower two parts, suspension bracket (1), (1) ' be welded by reinforcing little band steels in the middle of two band steels, suspension bracket (1) width is for holding two eye thimbles of suspension ring, the packing ring of guide support and adjusting play is advisable, and there is the hole by pin (2) at two ends.There is limiting stopper on suspension bracket (1) both sides, the restriction suspension bracket (1) put into suspension bracket (1) ' the degree of depth.Also there is the hole by pin (2) at suspension bracket (1) ' two ends, also have the hole of fixation clip (12) above.
Guide support (4) curves for thin steel sheet
Shape, its open end have the hole that cooperates with pin (2), and semicircle end two outsides are welded with eye thimble, and guide support (4) is gone up also has limiting stopper that guide support (4) and suspension bracket (1) are met at right angles.
Suspender (6) is welded into pears shape hollow cone by steel plate, the diameter of cone and height basically identical, and outside diameter is less than the big tripe diameter of suspension ring (3), passes a round steel in the middle of the suspender (6), and the round steel two ends curve two eye thimbles and weld with suspender (6) respectively.
Guide (7) is the Taper Pipe shape, highly is 2～3 times of guide support (4), and the big end of Taper Pipe is less than the big end of suspender (6), and guide (7) Taper Pipe shape and suspender (6) cone shape are complementary.
Suspension ring (3) are to make lifting usefulness, with round steel curve lageniform ring, neck is littler than the big end of suspender (6), can block suspender, the diameter at big tripe place, suspension ring middle part is bigger than guide (7) diameter, guide (7) is about the center of the big tripe in cucurbit shape middle part when suspension ring (3) are droped to the ground on guide support (4), narrow neck end is round steel two ends intersections, and curves two eye thimbles, at neck and the big tripe transition position two other eye thimbles that respectively are welded with.
The length of short chain (8) just in time can be about about 45 °～60 ° angle of guide support (4) pull-up after suspension ring (3) are sling.
Guide chain (9) is long chain, and diameter is wanted to pass guide (7) easily and weight is slightly heavier than suspender (6).
Messenger (10) is made for plant or plastic optical fibre.
Suspender (6) holds eye thimble to be connected with the hoist cable (5) that big ship winch is connected greatly, and small end eye splice guide chain (9) is running line (10) again.Guide (7) is weldingly fixed on the semicircle end of guide support (4), short chain (8) connects the eye thimble of guide support (4) and suspension ring (3) one ends, guide support (4) is fixed on the suspension bracket (1) by pin (2) with the other end of suspension ring (3), pin (2) one ends are put spring cotter, washer locking.Hook (11) with pin (2) be fixed on suspension bracket (1) ' in, pressing plate (12) is fixed on hook (11) side with pin, suspension bracket (1) ' be fixed on the rail of life boat with pin (2), the suspension bracket (1) that has guide support (4), suspension ring (3) etc. inject suspension bracket (1) ' in, hook (11) hooks the lower end pin (2) of suspension bracket (1), pressing plate (12) withstands hook (11) and does not make rotation, and a single-piece is hung, the unhook part thereby make upper and lower suspension bracket (1), (1) ' connect to.Respectively adorning the part direction of hitching, break off relations at the head and the tail of life boat then is the relative a pair of lifting appliance that becomes, both sides pressing plate (12) is regulated synchronous that head and the tail break off relations by cable wire (13), wire tensioner (14), cable wire (13) is attached on the screw rod (17), rotating disk (16) is spun on the screw rod (17), be fixed on the base (18), base (18) is fixed on the rail, and this is the mechanical control part, as shown in Figure 3, extension, the trip mechanism of life boat have been constituted.
Under normal circumstances to put down life boat, earlier with messenger (10), guide chain (9), suspender (6) passes guide (7) loosen the brake device, when life boat is gone into water generates buoyancy, hoist cable (5) loosens, the suspender (6) of hoist cable (5) end has also loosened, suspension ring (3) lose the pulling force of life boat, because short chain (8) makes suspension ring (3) and guide support (4) connect together, the two all falls down because of weight relationships, and a limiting stopper is arranged on the guide support (4), guide support (4) is poured into suspension bracket (1) to meet at right angles and has just stopped, suspension ring (3) be poured on guide support (4) above, suspender (6) is because the gravity of guide chain (9), the small end of guiding suspender (6) falls into the hole of guide (7), and large aperture, suspension ring (3) middle part part will drop on the outside of guide (7), and suspender this moment (6) is deviate from suspension ring (3) fully, has promptly finished automatically-unhooked.Moment does not need manual operations breaking off relations.
Under normal circumstances if will link up with, then earlier messenger (10), guide chain (9), suspender (6) are successively passed large aperture, suspension ring (3) middle part, again two messengers of head and the tail (10) are pulled to the middle part, at this moment head and the tail hoist cables (5) all will slide on the thin neck of suspension ring (3) end, as long as tightening up hoist cable (5) just can hang life boat on the big ship smoothly, not only convenient but also finished automatic hitch safely, in hook not manual operations of moment.
When being arranged, speed of a ship or plane situation to break off relations, do not take off hook by gravity, at this moment will be by the mechanical control part, rotate rotating disk (16), screw rod (17) elongation, drive pulley (15), cable wire (13) unclamps two pressing plates of head and the tail (12), do not withstand hook (11), then hook (11) just freely rotates, last hook (11) is just deviate from the lower end pin (2) on the suspension bracket (1), at this moment the connecting piece above suspension bracket (1) reaches is just deviate from and can not have been regained together, so also needs a standby cover suspension bracket (1) and top connecting piece on the life boat, makes provision against emergencies.Utilization mechanical control part is regulated wire tensioner (14), and two hooks of head and the tail (11) can be deviate from synchronously, puts down so that life boat can safety and steady.
In practice, link up with and all under normal circumstances carry out, no longer repeat as previously mentioned, put down life boat and in emergency circumstances mostly be to break off relations, as mentioned above.
It is simple in structure that this lifeboat is hung tripping gear, easy to operate, not only under normal circumstances need not safely and reliably automatic hanging, unhook of manual operations in the moment of hang breaking off relations, and in the perils of the sea and when the speed of a ship or plane is arranged also can the moment of breaking off relations need not manual operations can be safely and reliably automatically-unhooked, guaranteed sailor, crewman's personal safety, also alleviated labour intensity, can be widely used on all lifeboat.
Claims (8)
1, a kind of life boat is hung trip mechanism, comprise suspension ring, pin (2), suspension ring (3), guide support (4), hoist cable (5), suspender (6), guide (7), short chain (8), guide chain (9), messenger (10), hook (11), pressing plate (12), cable wire (13), wire tensioner (14), pulley (15), rotating disk (16), screw rod (17), base (18), it is characterized in that guide (7) is fixed on the guide support (4), short chain (8) connects the eye thimble of guide support (4) and suspension ring (3) one ends, suspension ring (3), the other end of guide support (4) is fixed on the suspension bracket by pin (2), suspension bracket is fixed on the life boat, suspender (6) is held eye splice hoist cable (5) greatly, and small end eye splice guide chain (9) is running line (10) again.
2, device according to claim 1, it is characterized in that suspension bracket is made up of suspension bracket (1) and suspension bracket (1) ' institute, suspension bracket (1), (1) ' be welded by reinforcing little band steel in the middle of two band steels, there is the hole by pin (2) at two ends, suspension bracket (1) width is for holding two eye thimbles of suspension ring (3), the packing ring of guide support (4) and adjusting play, there is limiting stopper on both sides, hook (11) with pin (2) be fixed on suspension bracket (1) ' in, pressing plate (12) is fixed on hook (11) side with pin, suspension bracket (1) ' be fixed on pin on the rail of life boat, suspension bracket (1) reeve suspension bracket (1) ' in, hook (11) hooks the lower end pin (2) of suspension bracket (1), pressing plate (12) withstands hook (11), makes suspension bracket (1), (1) ' connect to a single-piece to hang, the unhook part.
3, device according to claim 1 is characterized in that guide support (4) curves for thin steel sheet
Shape, its open end have the hole that cooperates with pin (2), and the semicircle two ends outside is welded with eye thimble, also has limiting stopper.
4, device according to claim 1, it is characterized in that suspender (6) is welded into pears shape hollow cone by steel plate, cone diameter and height basically identical, and outside diameter is less than the big tripe diameter of suspension ring (3), pass a round steel in the middle of the suspender (6), the round steel two ends curve two eye thimbles and weld with suspender (6) respectively.
5, device according to claim 1 is characterized in that guide (7) is the Taper Pipe shape, highly is 2～3 times of guide support, and the big end of Taper Pipe is less than the big end of suspender (6), and guide (7) Taper Pipe shape and suspender (6) cone shape are complementary.
6, device according to claim 1, it is characterized in that suspension ring (3) curve lageniform ring with round steel, neck can be by the small end of pears shape suspender (6), and hold impassabitity greatly, big tripe place, cucurbit shape middle part diameter is bigger than guide (7) diameter, narrow neck end partly is round steel two ends intersections, curves two eye thimbles, at neck and the big tripe transition position two other eye thimbles that respectively are welded with.
7, device according to claim 1 is characterized in that the length of short chain (8) just in time can be about 45 °～60 ° angles of guide support (4) pull-up after suspension ring (3) are sling.
8, device according to claim 1 is characterized in that guide chain (9) is not long chain, and diameter is for can pass guide (7) easily, and weight is slightly heavier than suspender (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89201630 CN2048053U (en) | 1989-02-02 | 1989-02-02 | Latch-hook and unhook device for lifeboats |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89201630 CN2048053U (en) | 1989-02-02 | 1989-02-02 | Latch-hook and unhook device for lifeboats |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2048053U true CN2048053U (en) | 1989-11-22 |
Family
ID=4859502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 89201630 Withdrawn CN2048053U (en) | 1989-02-02 | 1989-02-02 | Latch-hook and unhook device for lifeboats |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2048053U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100402370C (en) * | 2003-10-16 | 2008-07-16 | 佐蒂亚国际公司 | Liferaft manoeuvrable from a davit |
| CN102381442A (en) * | 2010-09-01 | 2012-03-21 | 蓬莱琴海舰船设备有限公司 | Quick unhooking device for crane |
| CN102464090A (en) * | 2010-11-08 | 2012-05-23 | 蓬莱琴海舰船设备有限公司 | Flexible lifting ring |
-
1989
- 1989-02-02 CN CN 89201630 patent/CN2048053U/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100402370C (en) * | 2003-10-16 | 2008-07-16 | 佐蒂亚国际公司 | Liferaft manoeuvrable from a davit |
| CN102381442A (en) * | 2010-09-01 | 2012-03-21 | 蓬莱琴海舰船设备有限公司 | Quick unhooking device for crane |
| CN102464090A (en) * | 2010-11-08 | 2012-05-23 | 蓬莱琴海舰船设备有限公司 | Flexible lifting ring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |