CN103101853A

CN103101853A - Braking secure type marine winching vehicle

Info

Publication number: CN103101853A
Application number: CN2013100451497A
Authority: CN
Inventors: 陆惠忠
Original assignee: RIJIU HEAVY INDUSTRY MACHINERY Co Ltd
Current assignee: Changshu Chikushi Machinery Co., Ltd.
Priority date: 2013-02-05
Filing date: 2013-02-05
Publication date: 2013-05-15
Anticipated expiration: 2033-02-05
Also published as: CN103101853B

Abstract

The invention discloses a braking secure type marine winching vehicle and belongs to the technical field of marine winding machines. The braking secure type marine winching vehicle comprises a winching box, a winching disc, a gear shaft, a driving gear, a hand wheel and a manual manipulation braking mechanism, wherein the driving gear is arranged in the middle portion of the braking secure type marine winching vehicle. The braking secure type marine winching vehicle is characterized in that the manual manipulation braking mechanism comprises a braking disc, a braking ratchet wheel, a braking pawl, a braking band, a braking handle and a braking band adjusting device. The braking disc and the braking ratchet wheel are fixed at the left end of the gear shaft. The braking disc is located between a left wallboard and the braking ratchet wheel. One end of the braking pawl is arranged on a braking pawl shaft. The braking pawl shaft is fixed on one side of the left wallboard. The other end of the braking pawl is formed into a free end. The middle portion of the braking pawl is formed into a clutch pawl. One end of the braking band is connected with the braking handle. The middle portion of the braking band is sleeved on the braking disc. The other end of the braking band is connected with a braking band adjusting device. The braking handle is connected with one side of the left wallboard. One side of the braking handle extends with a lifting pawl pin shaft. The braking band adjusting device is arranged on one side of the left wallboard. The braking secure type marine winching vehicle is easy to manipulate, saving in labor and capable of guaranteeing the security.

Description

Brake safe type ship winch

Technical field

The invention belongs to boats and ships winch technical field, be specifically related to a kind of brake safe type ship winch, be used for inland barge such as bulk goods wheel, oil tanker etc. are tied up each other by or discharged.

Background technology

under the situation of river course, inland take boats and ships as carrier transports various goods and raw material etc., a fleet often has many boats and ships simultaneously, and usually with two or above boats and ships with mode colligation side by side together, for example the boats and ships total quantity of a fleet is 12, so every two or three boats and ships are bundled side by side, thereby form the shipping formation of six groups (every two bundle) or four groups (every three boats and ships bundle), cleared the way in front and to described shipping formation traction or order about fleet at shipping formation rear in the mode of pushing tow by powered ship and move ahead by powered ship.The strong points such as this cargo transport mode has that traffic cost is low, transport power is large, safety and saving transportation energy consumption.

From the above, if two or above boats and ships will be bundled reliably in mode side by side each other, rely on manpower objectively to be difficult to realize, therefore need to be little by means of volume, use and inspection is convenient, binding is reliable and quick for installation winch for ship, winch for ship also can be described as winch.

in disclosed China and foreign countries patent documentation, although be no lack of about the winch (industry is called " strand grinding machine ") that is applied to the power construction occasion and the technical information that is applied to the winch of building field, but be based on aforesaid little such as volume, binding is reliable uses convenient and quick for installation and so on the key element of inspection, therefore do not have referential technical meaning, for example, the winch that power construction is used and building field is used and winch are usually by motor, the drop-gear box that coordinates with motor-driven and the formations such as capstan winch that coordinate with drop-gear box, mode of operation is automatic, namely take motor as power, if but use the winch of this version on boats and ships, so not only be subject to being used to motor that the restriction of the factors such as power supply is provided, and the fault probability is high and volume large and troublesome maintenance.Thereby winch for ship is advisable with dapper manual type winch.

Chinese invention patent Granted publication CN100376455C recommends to have " Hauler for ship device ", this patent scheme is for the anchor chain of boats and ships, namely use when boats and ships cast anchor and weigh anchor, the power of capstan winch should be boat-carrying power, especially whole device is installed on the below, deck from the instruction of its specification sheets, thereby be not suitable for the colligation each other between boats and ships, and do not have referential meaning." winch mechanism " that CN202322140U provides is applicable to dilatory to the setting up of the tennis net on large ship, yacht and vehicle, thereby draws close side by side colligation without reference for bulk goods wheel and/or oil tanker etc. equally.

" lever operated braking/release mechanism " (being winch) that U.S. Patent number US2010/001243A1 introduces is suitable for aforesaid inland barge such as bulk goods are taken turns, rope closing binding and the release of oil tanker etc., but because the structure of the M/C stop mechanism of this patent is lost rationally, thereby shortcoming below existing: the one, when brake off, namely at the braking ratchet when brake ratchet on being fixed on gear wheel shaft separates, need both hands and use, a hand will be braked ratchet and pull exhibition towards the direction that deviates from brake ratchet, and the another hand operates brake-applying handle, so troublesome poeration, the 2nd, lose safety, because after the braking ratchet has been removed locking to brake ratchet, tend to occur gear wheel shaft rapid movement between in an instant, because the gear on gear wheel shaft (driving gear) is meshed with the ring gear of capstan, therefore drive the capstan rapid movement by gear wheel shaft, the previous hinge rope that is tightened up by capstan suddenly relaxes and discharges, thereby easily causes safety misadventure.In view of this, the applicant has done useful design, has finally formed technical scheme described below, and is taking under strict secrecy provision through analogue test, and it is practicable that result proves.

Summary of the invention

Task of the present invention is to provide a kind of both hands that need not when brake off also to use and use and embody easy to operate and laborsaving and can abstemiously control and use and avoid the gear wheel shaft brake safe type ship winch of rapid movement suddenly brake disc when brake off.

task of the present invention is completed like this, and a kind of brake safe type ship winch comprises the capstan case with casing chamber, has a left wallboard on the left tank wall of this capstan box, and has a right wallboard on right wall, one capstan winch, this capstan winch are arranged in described casing chamber rotationally, one gear wheel shaft, the left end of this gear wheel shaft is bearing in rotationally on left wallboard and leans out left wallboard, and the right-hand member of gear wheel shaft is bearing on right wallboard rotationally and lean out right wallboard, and the middle part of gear wheel shaft has a driving gear, and this driving gear coordinates with described capstan winch transmission, one is used for ordering about the handwheel of described gear wheel shaft motion, and this handwheel is fixed on the described right-hand member of gear wheel shaft, one is used for the M/C stop mechanism to gear wheel shaft locking or release, this M/C stop mechanism is arranged on the described left end of described gear wheel shaft and is connected with the side of described left wallboard back to described right wallboard, be characterised in that: described M/C stop mechanism comprises brake disc, brake ratchet, the braking ratchet, brake collar, brake-applying handle and brake collar setting device, brake disc and brake ratchet jointly are fixed on the described left end of described gear wheel shaft, wherein, brake disc is between described left wallboard and brake ratchet, one end of braking ratchet is arranged on the braking pawl axis rotationally, and the braking pawl axis is fixed on left wallboard back to a side of right wallboard, the other end of braking ratchet constitutes free end, brake the middle part of ratchet and consist of in the position corresponding to brake ratchet a clutch pawl is arranged, when described free end is scolded out towards the direction that deviates from brake ratchet, described clutch pawl separates with brake ratchet and brake ratchet is discharged, when described free end during towards the direction displacement of brake ratchet, described clutch pawl contacts with brake ratchet and brake ratchet is locked, one end of brake collar is connected on brake-applying handle, the middle part is nested with on described brake disc, and the other end is connected on the brake collar setting device, the brake-applying handle pivotal joint is in the side of described left wallboard back to described right wallboard, and be extended with one at this brake-applying handle towards a side of described braking ratchet and carry the pawl pin axle, this carries the pawl pin axle corresponding to the described free-ended below of described braking ratchet, the brake collar setting device is arranged on described left wallboard back to a side of described right wallboard.

in a specific embodiment of the present invention, described brake collar setting device comprises the adjustment screw base, brake collar Connection Block and adjustment screw, adjust screw base and be fixed on described left wallboard back to a side of described right wallboard, offer one and adjust screw hole on this adjustment screw base, adjusting screw is set in the adjustment screw hole, and one first lock nut and one second lock nut have been screwed on this adjustment screw, wherein: the first lock nut adjust on screw the position corresponding to adjust screw base above, and the second lock nut adjust on screw the position corresponding to adjust screw base below, by first, the second being fitted to each other of lock nut and will adjust screw lock and fix on and adjust on screw base, the brake collar Connection Block is fixed on the lower end of adjusting screw, the described other end of described brake collar is connected on this brake collar Connection Block.

in another specific embodiment of the present invention, be fixed with a brake-applying handle restriction pin at described left wallboard on the wall body of a side of described right wallboard, consist of the limited location step groove on the end face of the end of described brake-applying handle, this limited step groove limits with brake-applying handle to be sold corresponding and matches, be extended with a brake collar in a side of the described end of brake-applying handle and connect bearing pin, a described end of described brake collar is connected bearing pin and connects with this brake collar, opposite side at the described end of brake-applying handle is fixed with a brake-applying handle pivotal axis, this brake-applying handle said pivot is connected on left wallboard.

Technical scheme provided by the invention is when wanting the brake off ratchet to the locking of brake ratchet, as long as by the operator, brake-applying handle is upwards carried, make the braking ratchet towards the direction motion that deviates from brake ratchet by carrying the pawl pin axle, the clutch pawl separates with brake ratchet, and the brake collar of this moment is in to brake disc the state of checking because carrying on brake-applying handle, therefore brake ratchet can fast rotation not occur because of leaving of ratchet of braking, thereby both need not to resemble prior art both hands and used, simple to operate and laborsaving to embody, can ensure safety again.

Description of drawings

Fig. 1 is the embodiments of the invention constructional drawing.

Fig. 2 is the detailed structure view of M/C stop mechanism shown in Figure 1.

Fig. 3 is application examples schematic diagram of the present invention.

The specific embodiment

For the inspector that the makes Patent Office especially public can be expressly understood technical spirit of the present invention and beneficial effect more, the applicant general elaborates in the mode of embodiment below, but be not all restriction to the present invention program to the description of embodiment, any according to the present invention's design done only for pro forma but not substantial equivalent transformation all should be considered as technical scheme category of the present invention.

See also Fig. 1, provided a capstan box 1, this capstan box 1 consists of casing chamber 11, and is extended with a boats and ships Connection Block 15 at an end of the bottom of capstan box 1, offers a connecting shaft hole 151 on this boats and ships Connection Block 15.understanding for the ease of the public, the applicant also shows the reaction plate 81 that is installed on by the edge on the first sampan surface of boats and ships shown in Figure 38 in Fig. 1, this reaction plate 81 has a reaction plate post 811, in the time will being configured to capstan box 1 of the present invention on boats and ships 8, so as long as aforesaid connecting shaft hole 151 is nested with on reaction plate post 811, and the top at reaction plate post 811 is limited by platen 8111 and platen screw 8112, specifically platen screw 8112 is passed in the screw hole 8113 that end face that platen hole on platen 8111 and screw-in default in reaction plate post 811 offers.

On the left tank wall of aforesaid capstan box 1 and the top that is positioned at tank wall be fixed with a left wallboard 12, and on the right tank wall of capstan box 1 and the top that is positioned at right tank wall be fixed with a right wallboard 13, left and

right wallboard

12,13 corresponds to each other, and is namely mutually parallel.Top between left and

right wallboard

12,13 is fixed with a lamina tecti 14, covers by the space between 14 pairs of left and right wallboards 12 of this lamina tecti, 13 and protects, and more particularly casing chamber 11 is covered and protects.In the present embodiment, consist of on right wallboard 13 the fixing flanging 133 of the lamina tecti that extends of the direction of wallboard 12 left on one day is arranged, and at the fixing spaced apart flanging fixed orifice 1331 that is provided with of length direction of flanging 133 of this lamina tecti, passing with lamina tecti fix screw 141 the rear screw-in flanging of top cover plate hole 142 fixed orifice 1331 that defaults on lamina tecti 14, thus lamina tecti 14 is fixing with right wallboard 13.Namely transfer on left wallboard 12 if lamina tecti flanging 133 is changed into, should be considered as equivalent substitution so and still belong to technology contents category disclosed by the invention.In order to ensure the integrated connection effect between left and

right wallboard

12,13, connected by one group of standing screw 7 between left and

right wallboard

12,13.

By shown in Figure 1, on aforesaid left wallboard 12 and be fixed with a brake-applying handle in the side back to right wallboard 13 and limit pin 121(and also can claim brake-applying handle restriction bearing pin), and on aforesaid right wallboard 13 and be fixed with a limiting stopper 131 and pressing hand leg rest 132 on the wall body of a side of left wallboard 12.

provided the capstan winch 2 in the casing chamber 11 that is arranged at aforementioned capstan box 1, this capstan winch 2 comprises capsizing moment spindle 21, block plate 22(also can claim to keep off cheese), ring gear 23 and twisted rope fixed card 24, the middle part of capsizing moment spindle 21 is positioned at casing chamber 11, and the capstan winch spindle nose 211 at the two ends of capsizing moment spindle 21 is bearing on tank wall in the position corresponding to the axial trough 16 on the corresponding tank wall that is preset in capstan box 1 rotationally, block plate 22 is formed in an end (left end of shown position state) of capsizing moment spindle 21 and is positioned at casing chamber 11, ring gear 23 is formed in the other end of capsizing moment spindle 21 and is positioned at equally casing chamber 11, the shape of twisted rope fixed card 24 is the U font of English alphabet, and fixing towards a side of block plate 22 with fixed card nut 241 and ring gear 23 corresponding to the position that is preset in a pair of fixedly hole clipping 231 on ring gear 23.Under the use state, will be for the twisted rope 9 of aforementioned boats and ships 8 bindings is as fixing in an end and the twisted rope fixed card 24 of steel rope, the effect of aforementioned block plate 22 is to prevent that twisted rope 9 from moving about outside capsizing moment spindle 21, that is to say twisted rope 9 by control between block plate 22 and ring gear 23.

Provided a gear wheel shaft 3, the left end of this gear wheel shaft 3 is bearing on aforesaid left wallboard 12 rotationally by axle bed 34, and lean out left wallboard 12, and the right-hand member of gear wheel shaft 3 is bearing on right wallboard 13 rotationally by axle bed 34 equally, and lean out right wallboard 13, consisting of at the middle part of gear wheel shaft 3 and in the position corresponding to aforementioned ring gear 23 has a driving gear 31, and this driving gear 31 coordinates with ring gear 23 transmissions, namely is meshed with ring gear 23.By shown in Figure 1, the aforementioned right-hand member of gear wheel shaft 3 namely consists of a first step shaft part 32 and a second step shaft part 33 is arranged being stretched over the position that namely leans out outside right wallboard 13, and formation has the first flat key 321 on first step shaft part 32, and consist of on second step shaft part 33, the second flat key 331 is arranged.

Please continue to see Fig. 1, provided a handwheel 4 that is used for ordering about 3 motions of aforesaid gears axle, central authorities at this discoid handwheel 4 are fixed with wheel seat 41 on the other hand with one group of handwheel seat fix screw 411, and this handwheel seat 41 is fixing with the second flat key 331 on aforesaid second step shaft part 33; Be fixed with a Rocker arm 42 at handwheel 4 back to a side of aforementioned right wallboard 13 and the boundary position that is positioned at handwheel 4, this Rocker arm 42 forms vertical position relationship with handwheel 4.

When holding Rocker arm 42 by crewman or title boatman and against the sun shaking, namely make handwheel 4 to left-hand revolution, thereby rotated to anticlockwise direction by handwheel 4 driven gear axles 3, because driving gear 31 is meshed with ring gear 23, therefore driving ring gear 23 by driving gear 31 rotates to clockwise direction, make capstan axle 21 clickwises, twisted rope 9 is wound on capsizing moment spindle 21, more particularly twisted rope 9 is tightened up.When operation handwheel 4 when being tending towards requiring great effort state, when namely twisted rope 9 is tending towards tightening up state, in order to embody laborsaving to operation, the handwheel application force compensating operation mechanism 6 that can enable under this state therefore that the present invention sets up.

above mentioned handwheel application force compensating operation mechanism 6 preferred but not structure that be limited to is as follows: comprise ratchet swing arm 61, press hand 62, ratchet 63 and ratchet 64, ratchet 63 is arranged in the ratchet swing arm chamber 611 of ratchet swing arm 61, and by its ratchet hole 631 fixing with the first flat key 321 on aforesaid first step shaft part 32 together with an end of ratchet swing arm 61, one end of ratchet 64 is arranged on the middle part of ratchet swing arm 61 by little axle 641 pivots of ratchet, the other end of ratchet 64 constitutes free end, consist of at the middle part of this ratchet 64 pawl teeth 642 is arranged, this pawl teeth 642 matches with ratchet 63, and according to common practise, ratchet 64 constitutes free-wheel clutch with ratchet 63.The other end of pressing hand 62 and ratchet swing arm 61 is welded and fixed or is articulated and connected, and this is pressed hand 62 and is being shelved on aforesaid pressing on hand leg rest 132 under non-initiate mode, and aforesaid limiting stopper 131 is for spacing to ratchet swing arm 61.

When steering handwheel 4 and feel stressed when large, just can enable the handwheel application force compensation mechanism 6 of lever principle, to embody rapid operation.Specifically press hand 62 by operator's pressing, drive ratchet swing arms 61 by pressing hand 62, thus by ratchet swing arm 61 through ratchet 63 driven gear axles 3, drive ring gears 23 by driving gear 31, make twisted rope 9 be tightened to required degree, reach boats and ships 8 are reliably tied up solid purpose.

see also Fig. 2 and continue in conjunction with Fig. 1, provided as a manual operation stop mechanism 5 that consists of technical essential of the present invention, the preferred structure of this M/C stop mechanism 5 is as follows: comprise brake disc 51, brake ratchet 52, braking ratchet 53, brake collar 54(also can claim brake shoe), brake-applying handle 55 and brake collar setting device 56, the left end that brake disc 51 and brake ratchet 52 are fixed on aforesaid gears axle 3 jointly is stretched over left wallboard 12 outer end, and preferably adopt the fixing mode of flat key that brake disc 51 and brake ratchet 52 are fixed with the left end of gear wheel shaft 3.Shown in figure, brake disc 51 that is to say that brake ratchet 52 is positioned at the left side of brake disc 51 between left wallboard 12 and brake ratchet 52.Escape in gear wheel shaft 3 in order to prevent brake ratchet 52, therefore add back-up ring 521 in the left side corresponding to brake ratchet 52, and with back-up ring fix screw 5211, back-up ring 521 is limited, in the screw hole that specifically back-up ring fix screw 5211 is screwed on the left end end face that is opened in gear wheel shaft 3.One end of braking ratchet 53 is arranged on braking pawl axis 531 by braking ratchet holes 534 pivotables on it, and limited by the nut 5342 that stops of being furnished with packing ring 5341, will stop that specifically nut 5342 is affixed on braking pawl axis 531 at the left side spin corresponding to braking ratchet 53.The other end of braking ratchet 53 constitutes free end 532, and this free end 532 also can be described as the counterweight head.Brake the middle part of ratchet 53 and consist of in the position corresponding to brake ratchet 52 a clutch pawl 533 is arranged.When free end 532 is scolded out towards the direction that deviates from brake ratchet 52, that is, when braking ratchet 53 turns round to anticlockwise direction, so, clutch pawl 533 separates with brake ratchet 52, thereby remove the locking (being aforesaid brake off) to brake ratchet 52, and when free end 532 during towards the direction displacement (motion) of brake ratchet 52, namely, when braking ratchet 53 turns round to clockwise direction, so, clutch pawl 533 contacts with brake ratchet 52, thereby to brake ratchet 52 lockings.One end of brake collar 54 has one first connector 541, and this first connector 541 is connected with brake collar setting device 56.Brake-applying handle 55 pivotal joints are in the side of left wallboard 12 back to right wallboard 13, it is the left side that pivotable is connected to left wallboard 12, and extend towards a side of aforementioned braking ratchet 53 at brake-applying handle 55 and be fixed with one and carry pawl pin axle 551, this carries pawl pin axle 551 corresponding to the below of the aforementioned free end 532 of braking ratchet 53, and brake collar setting device 56 is arranged on left wallboard 12 back to a side of right wallboard 13.

Aforesaid brake collar setting device 56 comprises to be adjusted screw base 561, brake collar Connection Block 562 and adjusts screw 563, adjust screw base 561 and be fixed on left wallboard 12 back to a side of right wallboard 13, offer one and adjust screw hole 5611 on this adjustment screw base 561, adjust screw 563 and be located in adjustment screw hole 5611, and screwed one first lock nut 5631 and one second lock nut 5632 on this adjustment screw 563.wherein: the first lock nut 5631 adjust on screw 563 the position corresponding to adjust screw base 561 above, and the second lock nut 5632 adjust on screw 563 the position corresponding to adjust screw base 561 below, by this first, the second lock nut 5631, 5632 common cooperation and will adjust screw 563 and be locked in and adjust on screw base 561, that is to say, screw 563 to be adjusted is after the location positioning of adjusting on screw base 561, screw respectively first again, the second lock screw 5631, 5632, and adjusted and the rational braking force of 54 pairs of brake discs 51 of acquisition brake collar by the position of adjusting screw 563.Brake collar Connection Block 562 is fixed on the lower end of adjusting screw 563, and aforesaid the second connector 542 is connected with this brake collar Connection Block 562.

By illustrated in figures 1 and 2, consist of limited location step groove 552 on the end face of the end of described brake-applying handle 55, this limited step groove 552 and the brake-applying handle in the left side of aforementioned left wallboard 12 limit to be sold 121 and matches.Again, namely be extended with a brake collar towards a side of brake collar 54 in the side (left side) of the end of brake-applying handle 55 and connect bearing pin 553, the first connector 541 of an aforementioned end of brake collar 54 is connected bearing pin 553 connections with this brake collar.And, opposite side (right side) at the end of brake-applying handle 55 is fixed with a brake-applying handle pivotal axis 554, these brake-applying handle pivotal axis 554 pivotables are connected in pivot axis hole 122 default on left wallboard 12, and limited by restriction nut 5541, specifically will limit nut 5541 and screw on threaded end 5542 on brake-applying handle pivotal axis 554.

As aforementioned, because twisted rope 9 is in the tight rope state, namely gear wheel shaft 3 is in the lock-out state by previous manual of the present invention operation stop mechanism 5, and therefore when boats and ships 8 reach the destination and need the loose locking that open twisted rope 9, namely industry is alleged when lightening restrictions on.hold brake-applying handle 55 and brake-applying handle 55 is upwards carried by the crewman so, this moment due to be positioned on brake-applying handle 55 carry pawl pin axle 551 corresponding to the braking ratchet 53 free end, therefore will brake ratchet 553 and against the sun turn round certain angle by carrying pawl pin axle 551, clutch pawl 533 and brake ratchet 521 are broken away from, but, the brake collar 54 of this moment is in to brake disc 51 state of checking owing to carrying on brake-applying handle 55, so, brake ratchet 52 can not occur suddenly turning round because having lost by the control of braking ratchet 53 to it, under this state, the operator is as long as press under brake-applying handle 55 is slight, brake collar 54 is in slightly the pine of brake disc 51 is opened state namely to brake disc 51 generation constraints, gear wheel shaft 3 is in released state, thereby can realize loosening of twisted rope 9, otherwise with example.

In said process, embody desirable safety by M/C stop mechanism 5 of the present invention, because as long as rationally controlled as the case may be up-and-down movement rhythm and the degree of brake-applying handle 55 by the operator, just can reach release and control to brake disc 51, avoid withdrawing from twisted rope 9 within the time in an instant and potential safety hazard occurs, that is to say by M/C stop mechanism 5 under the state of restraining to some extent, gear wheel shaft 3 to be rotated towards aforesaid opposite sense.In addition, owing to need not to resemble both hands and use prior art, therefore easy and simple to handle, laborsaving.

See also Fig. 3, illustrated boats and ships 8, the present invention to be configured in the edge of the first sampan of boats and ships 8 in Fig. 3, be used for two or above boats and ships 8 are bound together by twisted rope 9.

Claims

1. a brake safe type ship winch, comprise the capstan case (1) with casing chamber (11), has a left wallboard (12) on the left tank wall of this capstan box (1), and have a right wallboard (13) on right wall, one capstan winch (2), this capstan winch (2) are arranged in described casing chamber (11) rotationally, one gear wheel shaft (3), the left end of this gear wheel shaft (3) is bearing in rotationally left wallboard (12) upward and leans out left wallboard (12), and the right-hand member of gear wheel shaft (3) is bearing in right wallboard (13) upward rotationally and lean out right wallboard (13), the middle part of gear wheel shaft (3) has a driving gear (31), and this driving gear (31) coordinates with described capstan winch (2) transmission, one is used for ordering about the handwheel (4) of described gear wheel shaft (3) motion, and this handwheel (4) is fixed on the described right-hand member of gear wheel shaft (3), one is used for the M/C stop mechanism (5) to gear wheel shaft (3) locking or release, this M/C stop mechanism (5) is arranged on the described left end of described gear wheel shaft (3) and is connected with the side of described left wallboard (12) back to described right wallboard (13), it is characterized in that: described M/C stop mechanism (5) comprises brake disc (51), brake ratchet (52), braking ratchet (53), brake collar (54), brake-applying handle (55) and brake collar setting device (56), brake disc (51) and brake ratchet (52) jointly are fixed on the described left end of described gear wheel shaft (3), wherein, brake disc (51) is positioned between described left wallboard (12) and brake ratchet (52), one end of braking ratchet (53) is arranged on braking pawl axis (531) rotationally, and braking pawl axis (531) is fixed on left wallboard (12) back to a side of right wallboard (13), the other end of braking ratchet (53) constitutes free end (532), brake the middle part of ratchet (53) and consist of in the position corresponding to brake ratchet (52) a clutch pawl (533) is arranged, when described free end (532) is scolded out towards the direction that deviates from brake ratchet (52), described clutch pawl (533) separates and brake ratchet (52) is discharged with brake ratchet (52), when described free end (532) during towards the direction displacement of brake ratchet (52), described clutch pawl (533) contacts with brake ratchet (52) and brake ratchet (52) is locked, one end of brake collar (54) is connected on brake-applying handle (55), the middle part is nested with on described brake disc (51), and the other end is connected on brake collar setting device (56), brake-applying handle (55) pivotal joint is in the side of described left wallboard (12) back to described right wallboard (13), and be extended with one at this brake-applying handle (55) towards a side of described braking ratchet (53) and carry pawl pin axle (551), this carries pawl pin axle (551) corresponding to the below of the described free end (532) of described braking ratchet (53), brake collar setting device (56) is arranged on described left wallboard (12) back to a side of described right wallboard (13).

2. brake safe type ship winch according to claim 1, it is characterized in that described brake collar setting device (56) comprises adjustment screw base (561), brake collar Connection Block (562) and adjustment screw (563), adjust screw base (561) and be fixed on described left wallboard (12) back to a side of described right wallboard (13), offer one and adjust screw hole (5611) on this adjustment screw base (561), adjusting screw (563) is set in adjustment screw hole (5611), and one first lock nut (5631) and one second lock nut (5622) have been screwed on this adjustment screw (563), wherein: the first lock nut (5631) is being adjusted position on screw (563) corresponding to the top of adjusting screw base (561), and the second lock nut (5632) is being adjusted position on screw (563) corresponding to the below of adjusting screw base (561), by first, the second lock nut (5631, being fitted to each other and will adjusting screw (563) and be locked in and adjust on screw base (561) 5632), brake collar Connection Block (562) is fixed on the lower end of adjusting screw (563), the described other end of described brake collar (54) is connected on this brake collar Connection Block (562).

3. brake safe type ship winch according to claim 1 and 2, it is characterized in that being fixed with a brake-applying handle restriction pin (121) at described left wallboard (12) on the wall body of a side of described right wallboard (13), consist of limited location step groove (552) on the end face of the end of described brake-applying handle (55), it is corresponding and match that this limited step groove (552) and brake-applying handle limit pin (121), be extended with a brake collar in a side of the described end of brake-applying handle (55) and connect bearing pin (553), a described end of described brake collar (54) is connected bearing pin (553) and connects with this brake collar, opposite side at the described end of brake-applying handle (55) is fixed with a brake-applying handle pivotal axis (554), this brake-applying handle pivotal axis (554) pivotable is connected on left wallboard (12).