CN103482516B - A kind of towing winch - Google Patents

A kind of towing winch Download PDF

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Publication number
CN103482516B
CN103482516B CN201310447912.9A CN201310447912A CN103482516B CN 103482516 B CN103482516 B CN 103482516B CN 201310447912 A CN201310447912 A CN 201310447912A CN 103482516 B CN103482516 B CN 103482516B
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China
Prior art keywords
screw
rotating shaft
brake band
screw rod
framework
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CN103482516A (en
Inventor
贺波
叶志坚
干卓君
支交平
陈海涌
徐晓
吴雪平
张国锐
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JESSN MARINE EQUIPMENT Co Ltd
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JESSN MARINE EQUIPMENT Co Ltd
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Abstract

The present invention discloses a kind of towing winch, comprise bus cable device, first rotating shaft upper end of bus cable device and framework are rotationally connected, the first lower end of rotating shaft and framework removably connect, jack-up device it is provided with below brake band, jack-up device comprises the first support, first support is provided with pulley, the pull bar of brake band comprises the connection section of both sides, two connection sections are provided with the 2nd contrary screw of relative screw thread direction, the 3rd screw, being provided with the 3rd screw rod in 2nd screw and the 3rd screw, the screw thread direction on the 3rd screw rod both sides is contrary. First rotating shaft upper end of guide roller and framework are rotationally connected, first rotating shaft would not be fallen down when needs rotate, the not only safety when rope needs put into or take out threading hole like this, and a people just can promote the first axis of rotation to operate, when brake band to be unclamped, the lower section of brake band can be encountered jack-up device and made to depart from cylinder soon above brake band, the length of pull bar can be regulated by the 3rd screw rod, thus ensure the installation requirement of brake band.

Description

A kind of towing winch
Technical field
The present invention relates to a kind of ship's machinery, particularly a kind of towing winch, for winding or releasing hawser.
Background technology
Towing winch is a kind of ship's machinery, uses when ship pulls in shore and leaves, and general towing winch comprises oil motor, cylinder, bus cable device and drift stop.
Bus cable device comprises support, reverse-flighted screw, guide roller, the parts such as tail rod, cylinder adopts chain drive to be connected with pedestal fairload, described guide roller comprises base and guiding portion, described reverse-flighted screw and described tail rod pass the base of described guide roller, described reverse-flighted screw is parallel with described tail rod, when reverse-flighted screw rotates, described guide roller can move around along the radial direction of reverse-flighted screw and tail rod, described guiding portion is made up of framework and two rotating shafts being arranged in described framework, described framework and described two rotating shafts surround threading hole, rope reels on which cylinder through described threading hole one end, the other end is working end, can be connected to or connect fishing net etc. on the bank, the guide roller of this kind of structure must the end of rope could take out through threading hole rope from threading hole.
In order to convenient, rope is taken out threading hole, bottom and the framework of one of them rotating shaft of wire portion of some guide roller are rotationally connected, upper end and framework removably connect, at needs, rope is taken out like this or one of them rotating shaft can be fallen down when putting into three-way rope hole, then rope is put into threading hole, forward this rotating shaft to original position again to fix, rope so just can easily be put into threading hole or take out threading hole.
And what generally all configure for large-scale towing winch is the guide roller that wherein a rotating shaft can be fallen down, but owing to the rotating shaft of this kind of guide roller is also bigger, weight reaches about 100 kilograms, and position is higher, it is thus desirable to three or four people operate security when could ensure this kind of guide roller use simultaneously, therefore unusual waste of manpower, and operating speed is slow.
The drift stop of existing winch is generally brake band, and the operation of existing brake band generally all relies on manpower strain and discharge cylinder. There is following problem in this kind of structure: brake is by manual operation, the braking to cylinder is realized by the strength of the speed of artificial hand screw rod and workman, the size of workman's strength and the speed of hand screw rod are generally not capable of the working condition requirement of satisfied big load ship machinery, and workman's danger when hand screw rod is very big, it is easy to cause security incident.
In order to improve security and adapt to the braking of large-scale winch, the brake band of a lot of large-scale winch all adopts hydro-cylinder to drive, generally driven the tension of brake band by the flexible of hydro-cylinder and unclamped, after brake band uses for a long time, the screen resilience of brake band is deteriorated, when brake band unclamps, due to brake band self gravitation effect, cylinder has been unclamped in the lower section of brake band, and the top of brake band still holds cylinder tightly so that cylinder is difficult to rotate.
The production precision of general brake band does not reach design requirements, or because the reasons such as abrasion do not reach service requirements after brake band life-time service, brake band brake speed can be made slow.
Summary of the invention
The present invention is directed to prior art deficiency, a kind of towing winch is provided, this kind of towing winch can facilitate to be put in the threading hole of guide roller and takes out rope, comparatively guide roller is operated by labour-saving, brake structure still can unclamp cylinder fast after a long time use, and can Quick brake when braking.
In order to solve the problems of the technologies described above, the present invention is solved by following technical proposals: a kind of towing winch, comprise bus cable device, described bus cable device comprises reverse-flighted screw, guide roller, tail rod, described guide roller comprises base and guiding portion, described reverse-flighted screw and described tail rod pass the base of described guide roller, described reverse-flighted screw is parallel with described tail rod, described guiding portion is made up of framework and the first rotating shaft being arranged in described framework and the 2nd rotating shaft, described framework and described first rotating shaft, described 2nd rotating shaft surrounds threading hole, cylinder is sidewindered after described bus cable device, described cylinder arranged outside has brake band, described first rotating shaft upper end and described framework are rotationally connected, the described first lower end of rotating shaft and described framework removably connect, jack-up device it is provided with below described brake band, described jack-up device comprises the first support, described first support is provided with pulley, the pull bar of described brake band comprises the connection section of both sides, two described connection sections are provided with the 2nd screw that relative screw thread direction is contrary, 3rd screw, it is provided with the 3rd screw rod in described 2nd screw and the 3rd screw, the screw thread direction on described 3rd screw rod both sides is contrary. first rotating shaft upper end of guide roller and framework are rotationally connected, first rotating shaft would not be fallen down when needs rotate, the not only safety when rope needs put into or take out threading hole like this, and a people just can promote the first axis of rotation to operate, when brake band to be unclamped, the lower section of brake band can be encountered jack-up device and made to depart from cylinder soon above brake band, prevent from making above brake band, to be close to cylinder due to self gravitation impact to be difficult to depart from, pulley is set and reduces the friction between jack-up device and brake band, reduce wear, the length of pull bar can be regulated by the 3rd screw rod, thus ensure the installation requirement of brake band, the object of Quick brake can be reached by shortening the length of pull bar after life-time service.
In technique scheme, it is preferable that, described guide roller also includes twisted wire machine, and described twisted wire machine is provided with rope, and described rope one end is connected to the described first lower end of rotating shaft, and the other end is set around on described twisted wire machine. Guide roller arranges twisted wire machine so that the rotation of the first rotating shaft can be controlled by the rotation of twisted wire machine so that the rotation of the first rotating shaft is more laborsaving, and operation height can be reduced.
In technique scheme, it is preferable that, described guide roller is also provided with some fixed pulleys, some described fixed pulleys walked around by the rope on described twisted wire machine, adopt fixed pulley to adjust the direction of rope, prevent rope from blocking or rubbing on guide roller damage.
In technique scheme, it is preferable that, described twisted wire machine is manual gear deceleration twisted wire machine, adopts manual gear deceleration twisted wire machine with low cost, and more laborsaving.
In technique scheme, it is preferable that, described jack-up device also includes the 2nd support, and described 2nd pedestal upper end is provided with top block. Arrange when top block makes brake band jack-up more reliable and stable. Top block is set also for by brake band jack-up, and coordinates with pulley and make it more to stablize.
In technique scheme, it is preferable that, described first support is provided with through hole, described pulley is connected with the first screw rod, and described first screw rod is inserted in described through hole, and the first screw rod of described through hole both sides is respectively provided with a nut. Adopt this kind of structure that the height of pulley can be regulated, rotate the height to pulley by two nuts and regulate.
In technique scheme, it is preferable that, the straight line at described first screw rod place is through the rotating shaft of described cylinder. Make the jack-up better effects if of jack-up device like this
In technique scheme, it is preferable that, described 2nd pedestal upper end is provided with the 2nd screw rod, and block bottom, described top is provided with the first screw, and described first screw coordinates with described 2nd screw rod. The height pushing up block can be regulated.
The present invention is compared with prior art, there is following useful effect: the first rotating shaft upper end of guide roller of the present invention and framework are rotationally connected, first rotating shaft would not be fallen down when needs rotate, the not only safety when rope needs put into or take out threading hole like this, and a people just can promote the first axis of rotation to operate, when brake band to be unclamped, the lower section of brake band can be encountered jack-up device and made to depart from cylinder soon above brake band, prevent from making above brake band, to be close to cylinder due to self gravitation impact to be difficult to depart from, pulley is set and reduces the friction between jack-up device and brake band, reduce wear, the length of pull bar can be regulated by the 3rd screw rod, thus ensure the installation requirement of brake band, the object of Quick brake can be reached by shortening the length of pull bar after life-time service.
Accompanying drawing explanation
Fig. 1 is the front view of embodiment of the present invention bus cable device.
Fig. 2 is the left view during embodiment of the present invention the first axis of rotation.
Fig. 3 is the structural representation of the embodiment of the present invention.
Fig. 4 is the structural representation of the first support.
Fig. 5 is the structural representation of the 2nd support.
Fig. 6 is the partial enlargement figure of Fig. 3.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail: see Fig. 1 to Fig. 6, a kind of towing winch, comprise bus cable device, described bus cable device comprises reverse-flighted screw 1, guide roller 2, tail rod 3, described guide roller 2 comprises base 4 and guiding portion 5, described reverse-flighted screw 1 and described tail rod 3 pass the base 4 of described guide roller 2, described reverse-flighted screw 1 is parallel with described tail rod 3, described guiding portion 5 is made up of framework 51 and the first rotating shaft 52 being arranged in described framework 51 and the 2nd rotating shaft 53, described framework 51 and described first rotating shaft 52, described 2nd rotating shaft 53 surrounds threading hole 54, cylinder 6 is sidewindered after described bus cable device, described cylinder 6 arranged outside has brake band 7, described first rotating shaft 52 upper end and described framework 51 are rotationally connected, described first rotating shaft, 52 times ends and described framework 51 removably connect, it is provided with jack-up device 8 below described brake band 7, described jack-up device 8 comprises the first support 9, described first support 9 is provided with pulley 91, the pull bar 71 of described brake band 7 comprises the connection section 72 of both sides, two described connection sections 72 are provided with the 2nd screw 73 that relative screw thread direction is contrary, 3rd screw 74, it is provided with the 3rd screw rod 75 in described 2nd screw 73 and the 3rd screw 74, the screw thread direction on described 3rd screw rod 75 both sides is contrary. first rotating shaft 52 upper end of guide roller 2 and framework 51 are rotationally connected, first rotating shaft 52 would not be fallen down when needs rotate, the not only safety when rope needs put into or take out threading hole 54 like this, and a people just can promote the first rotating shaft 52 rotation to operate, when brake band 7 to be unclamped, the lower section of brake band 7 can be encountered jack-up device 8 and made to depart from cylinder 6 soon above brake band 7, prevent from making above brake band 7, to be close to cylinder 6 due to self gravitation impact to be difficult to depart from, pulley 91 is set and reduces the friction between jack-up device 8 and brake band 7, reduce wear.
Described guide roller 2 also includes twisted wire machine 55, and described twisted wire machine 55 is provided with rope 56, and described rope 56 one end is connected to described first rotating shaft, 52 times ends, and the other end is set around on described twisted wire machine 55. Guide roller 2 arranges twisted wire machine 55 so that the rotation of the first rotating shaft 52 can be controlled by the rotation of twisted wire machine 55 so that the rotation of the first rotating shaft 52 is more laborsaving, and operation height can be reduced.
Described guide roller 2 is also provided with some fixed pulleys 57, some described fixed pulleys 57 walked around by rope 56 on described twisted wire machine, in the present embodiment, are provided with two fixed pulleys 57, adopt fixed pulley to adjust the direction of rope 56, prevent rope 56 from blocking or rubbing on guide roller 2 damage.
Described twisted wire machine 55 is manual gear deceleration twisted wire machine, adopting manual gear deceleration twisted wire machine with low cost, and just can operate with manpower, the rotating operation of the first rotating shaft 52 after all uses also less, automatic winch is adopted to control inconvenience of getting up, and cost is higher.
Due to originally this kind of guide roller 2 in long-term use procedure due to reasons such as the friction of rope, the corrosion of seawater so that the erosion corrosion speed of base 4 is very fast, therefore in order to protect base 4 to be fixedly installed a T-shaped wear-resistant block 58 below threading hole 54.
This kind of a kind of towing winch is in use, the demountable structure of the first rotating shaft 52 times ends and framework 51 is taken apart, then rotate twisted wire machine 55 and slowly certain angle is pulled open in the first rotating shaft 52, rope is put into threading hole 54 or takes out threading hole 54, then rotate twisted wire machine 55 and first rotating shaft 52 is slowly put back into vertical position, by fixing to the first rotating shaft 52 and framework 51 good.
Described jack-up device 8 also includes the 2nd support 10, and described 2nd support 10 upper end is provided with top block 101. Arrange when top block 101 makes brake band 7 jack-up more reliable and stable. Top block 101 is set also for by brake band 7 jack-up, and coordinates with pulley 91 and make it more to stablize.
Being provided with through hole 92 on described first support 9, described pulley 91 is connected with the first screw rod 93, and described first screw rod 93 is inserted in described through hole 92, and the first screw rod 93 of described through hole 92 both sides is respectively provided with a nut 94. Adopt this kind of structure that the height of pulley 91 can be regulated, rotate the height to pulley 91 by two nuts 94 and regulate.
The straight line at described first screw rod 93 place is through the rotating shaft of described cylinder 6. Make the jack-up better effects if of jack-up device 8 like this
Described 2nd support 10 upper end is provided with the 2nd screw rod 102, and block 101 bottom, described top is provided with the first screw 103, and described first screw 103 coordinates with described 2nd screw rod 102. The height pushing up block 101 can be regulated.
Owing to the production precision of brake band 7 does not reach design requirements, or because the reasons such as abrasion do not reach service requirements after brake band 7 life-time service, this just needs the degree of tightness to brake band 7 to regulate, therefore in the present embodiment, the pull bar 71 of described brake band 7 comprises the connection section 72 of both sides, two described connection sections 72 are provided with the 2nd screw 73 that relative screw thread direction is contrary, 3rd screw 74, it is provided with the 3rd screw rod 75 in described 2nd screw 73 and the 3rd screw 74, the screw thread direction on described 3rd screw rod 75 both sides is contrary, the stretch into amount of the 3rd screw rod 75 in connection section 72 can be regulated by rotating the 3rd screw rod 75, realize the adjustment of pull bar 71 length, so that brake band 7 degree of tightness can regulate. 3rd screw rod 75 is fixedly connected with the hex-nut 76 facilitating the 3rd screw rod 75 to rotate.

Claims (5)

1. a towing winch, comprise bus cable device, described bus cable device comprises reverse-flighted screw (1), guide roller (2), tail rod (3), described guide roller (2) comprises base (4) and guiding portion (5), described reverse-flighted screw (1) and described tail rod (3) are through the base (4) of described guide roller (2), described reverse-flighted screw (1) is parallel with described tail rod (3), described guiding portion (5) is made up of framework (51) and the first rotating shaft (52) being arranged in described framework (51) and the 2nd rotating shaft (53), described framework (51) and described first rotating shaft (52), described 2nd rotating shaft (53) surrounds threading hole (54), after described bus cable device, side is provided with cylinder (6), described cylinder (6) arranged outside has brake band (7), it is characterized in that: described first rotating shaft (52) upper end and described framework (51) are rotationally connected, the lower end of described first rotating shaft (52) and described framework (51) removably connect, described brake band (7) lower section is provided with jack-up device (8), described jack-up device (8) comprises the first support (9), described first support (9) is provided with pulley (91), the pull bar (71) of described brake band (7) comprises the connection section (72) of both sides, two described connection sections (72) are provided with the 2nd screw (73) that relative screw thread direction is contrary, 3rd screw (74), it is provided with the 3rd screw rod (75) in described 2nd screw (73) and the 3rd screw (74), the screw thread direction on described 3rd screw rod (75) both sides is contrary, described guide roller (2) also includes twisted wire machine (55), described twisted wire machine (55) is provided with rope (56), described rope (56) one end is connected to the lower end of described first rotating shaft (52), the other end is set around on described twisted wire machine (55), described guide roller (2) is also provided with some fixed pulleys (57), some described fixed pulleys (57) walked around by rope (56) on described twisted wire machine (55), described twisted wire machine (55) is manual gear deceleration twisted wire machine.
2. a kind of towing winch as claimed in claim 1, it is characterised in that: described jack-up device (8) also includes the 2nd support (10), and described 2nd support (10) upper end is provided with top block (101).
3. a kind of towing winch as claimed in claim 1, it is characterized in that: described first support (9) is provided with through hole (92), described pulley (91) is connected with the first screw rod (93), described first screw rod (93) is inserted in described through hole (92), and first screw rod (93) of described through hole (92) both sides is respectively provided with a nut (94).
4. a kind of towing winch as claimed in claim 3, it is characterised in that: the rotating shaft of the straight line at described first screw rod (93) place through described cylinder (6).
5. a kind of towing winch as claimed in claim 2, it is characterized in that: described 2nd support (10) upper end is provided with the 2nd screw rod (102), block (101) bottom, described top is provided with the first screw (103), and described first screw (103) coordinates with described 2nd screw rod (102).
CN201310447912.9A 2013-09-27 2013-09-27 A kind of towing winch Active CN103482516B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108557674A (en) * 2017-11-30 2018-09-21 浙江海洋大学 Winch for ship brake apparatus

Citations (5)

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Publication number Priority date Publication date Assignee Title
CN201325579Y (en) * 2008-12-23 2009-10-14 宁波捷胜海洋开发有限公司 Rope-aligning device capable of falling of wire winch
CN202138979U (en) * 2011-06-14 2012-02-08 淮安市万润通用机械有限公司 Brake band with lead screw adjusting device
CN202175530U (en) * 2011-05-31 2012-03-28 南通政田船舶机械有限公司 Brake screw device
CN202766193U (en) * 2012-06-28 2013-03-06 江苏新迈机械有限公司 Brake mechanism of winch
CN203582361U (en) * 2013-09-27 2014-05-07 宁波捷胜海洋开发有限公司 Towing winch

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5085922B2 (en) * 2006-11-30 2012-11-28 株式会社ニデック Eyeglass lens processing system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201325579Y (en) * 2008-12-23 2009-10-14 宁波捷胜海洋开发有限公司 Rope-aligning device capable of falling of wire winch
CN202175530U (en) * 2011-05-31 2012-03-28 南通政田船舶机械有限公司 Brake screw device
CN202138979U (en) * 2011-06-14 2012-02-08 淮安市万润通用机械有限公司 Brake band with lead screw adjusting device
CN202766193U (en) * 2012-06-28 2013-03-06 江苏新迈机械有限公司 Brake mechanism of winch
CN203582361U (en) * 2013-09-27 2014-05-07 宁波捷胜海洋开发有限公司 Towing winch

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Address after: 315806 No. 206 Tiantai Mountain Road, Beilun District, Zhejiang, Ningbo

Applicant after: Victory Marine Equipment Co Ltd

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