CN214776411U - Fairlead roller of ship - Google Patents

Abstract

The utility model discloses a fairlead of a ship, which comprises a base and a fairlead body, wherein the fairlead body is arranged at the upper end of the base, vertical rollers are arranged at the rear half section of the fairlead body close to the inner parts of the left and right sides, a transverse fixed shaft is arranged at the front half section of the fairlead body close to the inner part of the lower side, a transverse moving shaft is arranged at the front half section of the fairlead body close to the inner part of the upper side, lifting rings are arranged at the left and right sides of the upper end of the fairlead body, the upper ends of the left and right sides of a rolling shaft penetrating through the inner part of the moving shaft are both provided with a contraction device, springs are respectively arranged at the inner parts of the outer walls at the left and right ends of the fairlead body close to a left rear angle and a right rear angle, and the contraction device has the advantages that the contraction can be carried out through the springs at the upper ends of the rolling shaft, can adapt to most cable types and reduce the time for replacing cables of ships, the work efficiency of people is improved, and unnecessary time waste of people is reduced.

Description

Fairlead roller of ship

Technical Field

The utility model belongs to the technical field of boats and ships fairlead is relevant, concretely relates to fairlead of boats and ships gyro wheel.

Background

The fairlead is also called 'fairlead clamp' and 'fairlead hook', and refers to a cable-carrying device for guiding a cable to pass through or change direction so as to protect the cable from being abraded, generally a metal crab claw shape, some devices which are additionally provided with a round pile or a roller between two claw claws and are arranged at the deck side or wharf side of a ship for guiding the cable out from a certain place at the ship side or wharf side, the fairlead, which is a general name of various devices for guiding or limiting the guiding direction and the guiding position of the mooring cable, is arranged at the lower part of two sides or bulwarks of the ship deck, generally a cast part or welded by a steel plate, and can be divided into the fairlead clamp, the roller fairlead, the guide roller, the fairlead hole and the like according to the structural forms, and the fairlead with the roller or the roller can avoid the cable from being abraded seriously.

The prior ship guide cable roller technology has the following problems: the existing structure of the fairlead can be seen that fairleads of different types lead to the use of corresponding cable types, and due to various requirements of ships, such as berthing between docks and ships, cables need to be connected through the fairleads, and if various factors exist, such as wind waves, tides and the like, the cables can still move to a certain extent under the action of huge force.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fairlead gyro wheel of boats and ships to solve and to provide in the above-mentioned background art because the various needs of boats and ships, all need to be connected through the fairlead hole with the hawser if leaning on berthing between pier, ship and the ship, if there are multiple factors, like effect such as stormy waves, morning and evening tides, make the hawser bear huge effort under, still can take place the problem of certain motion.

In order to achieve the above object, the utility model provides a following technical scheme: a guide cable roller of a ship comprises a base and a guide cable hole body, wherein the upper end of the base is provided with the guide cable hole body, the rear half section of the guide cable hole body is close to the inner parts of the left side and the right side and is provided with a vertical roller, the front half section of the guide cable hole body is close to the inner part of the lower side and is provided with a transverse fixed shaft, the front half section of the guide cable hole body is close to the inner part of the upper side and is provided with a transverse moving shaft, the left side and the right side of the upper end of the guide cable hole body are provided with lifting rings, the upper ends of the left side and the right side of a rolling shaft penetrating through the inner part of the moving shaft are provided with a contraction device, the contraction device comprises a hollow groove, a vertical rod, a spring and a movable chamber, the spring is respectively arranged in the outer walls of the left end and the right end of the guide cable hole body, the left end and the right end of the rolling shaft penetrating through the moving shaft are respectively correspondingly penetrated through two springs, the hollow grooves are respectively arranged at the upper ends of the guide cable hole body, two the inside pole setting that all is provided with of spring, the pole setting runs through spring and hollow groove.

Preferably, the base and the cable guide hole body are fixedly connected through welding, and white paint is coated on the outer walls of the base and the cable guide hole body.

Preferably, the base is internally provided with a mounting hole, and an included angle formed by the outer wall at the upper end of the cable guide hole body and the outer walls at the left end and the right end is arc-shaped.

Preferably, the moving shaft, the two rollers and the fixed shaft can rotate clockwise and anticlockwise through the rolling shaft, and two ends of the moving shaft, the two rollers and the fixed shaft are not in contact with the inner wall of the cable guide hole body.

Preferably, the moving shaft, the roller and the fixed shaft are all made of hard alloy, and the moving shaft, the roller and the fixed shaft are all of cylindrical structures.

Preferably, the length of the vertical rod is greater than the sum of the depth of the movable chamber and the thickness of the upper end of the cable guide hole body, the outer wall of the vertical rod is completely attached to the inner wall of the hollow groove, and the vertical rod can move up and down in the hollow groove.

Compared with the prior art, the utility model provides a fairlead gyro wheel of boats and ships possesses following beneficial effect:

1. the utility model has the advantages that the contraction device can be contracted by the spring at the upper end of the rolling shaft to adapt to most of the cable types, the time for replacing the cable by the ship is reduced, the working efficiency of people is improved, and unnecessary time waste of people is reduced, when the cable with overlarge size passes through the cable guide hole, the spring at the upper end of the cable guide hole can be upwards extruded by the relative acting force of the cable, and the rolling shaft can be upwards compressed by the spring at the upper end of the left side and the right side, when the cable with the smaller size passes through the guide cable hole moving shaft, the springs at the upper ends of the left side and the right side of the rolling shaft cannot be touched, so that the cable can normally pass through the guide cable hole;

2. the utility model discloses the concrete operative installations of device, the operator only need install each axle of fairlead hole inside, through the screw fixation, however the operator is laying the fairlead hole on the hull and is fixing, the operator pass through the fairlead hole the hawser can, when the oversize hawser, the operator only need place through the steel pipe and utilize lever principle to drive the top and remove the axle and raise at the horizontal fixed axle upside in fairlead hole for the hawser passes through the fairlead hole.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic front structural view of a fairlead roller of a ship according to the present invention;

fig. 2 is a schematic view of a back structure of a fairlead roller of a ship according to the present invention;

fig. 3 is a schematic side view of a fairlead roller of a ship according to the present invention;

fig. 4 is a schematic structural view of a fairlead roller retractor of a ship according to the present invention;

in the figure: 1. a base; 2. a cable guide hole body; 3. a retractor; 4. lifting a lifting ring; 5. a roller; 6. a movable shaft; 7. a drum; 8. a fixed shaft; 9. a hollow groove; 10. erecting a rod; 11. a spring; 12. and (4) an activity room.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: the utility model provides a fairlead of boats and ships gyro wheel, includes base 1 and fairlead hole body 2, and fairlead hole body 2 is installed to base 1's upper end, and base 1 and fairlead hole body 2 are through welded fastening connection, and the outer wall of base 1 and fairlead hole body 2 all is scribbled white paint. Because base 1 and cable guide hole body 2 expose on the ship, often receive seawater erosion, it can effectually prevent that base 1 and cable guide hole body 2 from rustting to paint white paint, the inside mounting hole that sets up of base 1, the contained angle that cable guide hole body 2 upper end outer wall and left and right sides both ends outer wall formed sets up to the arc, when setting up to the arc, prevent that the operator from receiving the edges and corners injury in the installation, make in the operator installation safer, cable guide hole body 2 later half is close to left and right sides inside and all is provided with vertical cylinder 7, cable guide hole body 2 first half is close to downside inside and is provided with horizontal fixed axle 8, cable guide hole body 2 first half is close to upside inside and is provided with horizontal removal axle 6, cable guide hole body 2 upper end left and right sides is provided with rings 4, the roller bearing 5 left and right sides upper end that the removal axle 6 inside runs through all is provided with constriction device 3, removal axle 6, Two cylinders 7 and fixed axle 8 all can carry out clockwise and anticlockwise rotation through roller bearing 5, remove axle 6, two cylinders 7 and fixed axle 8 both ends all do not contact 2 inner walls of fairlead hole body, if remove axle 6, when two cylinders 7 and fixed axle 8 both ends contact fairlead hole body 2 inner walls, so remove axle 6, two cylinders 7 and fixed axle 8 will receive the friction of fairlead hole body 2 inner walls when rotatory, remove axle 6, cylinder 7 and fixed axle 8 all adopt carbide to make, remove axle 6, cylinder 7 and fixed axle 8 are cylindrical structure, when setting up to the cylindrical type, when the hawser is removing axle 6, when removing on cylinder 7 and the fixed axle 8, can be easier pass through the fairlead hole.

Example two

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a technical solution: a ship guide cable roller, a contraction device 3 comprises a hollow groove 9, upright rods 10, springs 11 and a movable chamber 12, the springs 11 are respectively arranged inside outer walls at the left and right ends of a guide cable hole body 2 close to a left rear angle and a right rear angle, the left and right ends of a roller 5 penetrating through a movable shaft 6 respectively and correspondingly penetrate through the two springs 11, the upper ends of the two springs 11 are respectively provided with the hollow groove 9, the two hollow grooves 9 penetrate through the top end of the guide cable hole body 2, the upright rods 10 are respectively arranged inside the two springs 11, the upright rods 10 penetrate through the springs 11 and the hollow grooves 9, the length of the upright rods 10 is larger than the sum of the depth of the movable chamber 12 and the thickness of the upper end of the guide cable hole body 2, the outer wall of the upright stanchion 10 is completely attached to the inner wall of the hollow groove 9, the upright stanchion 10 can move up and down in the hollow groove 9, the upright 10 is displaced from side to side when moving up and down, as the interior of the hollow channel 9 does not fit completely within the upright 10.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back well, the user confirms the size of hawser earlier, when the size is too big, the operator will lift lateral shifting axle 6 earlier upwards, because it runs through two springs 11 to remove the inside roller bearing 5 left and right both ends that run through of axle respectively correspondence, because spring 11 upwards compresses in activity room 12, make and remove axle 6 rebound, make fairlead hole grow, place the hawser on horizontal fixed axle 8, the operator passes through the fairlead hole at the other end of grabbing the hawser, because fixed axle 8, cylinder 7 and removal axle 6 all can slide on roller bearing 5, thereby the hawser can pass through rolling easier passing through.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a fairlead of boats and ships gyro wheel, includes base (1) and fairlead hole body (2), its characterized in that: the cable guide hole body (2) is installed at the upper end of the base (1), the rear half section of the cable guide hole body (2) is close to the inner parts of the left side and the right side and is provided with a vertical roller (7), the front half section of the cable guide hole body (2) is close to the inner parts of the lower side and is provided with a transverse fixed shaft (8), the front half section of the cable guide hole body (2) is close to the inner parts of the upper side and is provided with a transverse moving shaft (6), the left side and the right side of the upper end of the cable guide hole body (2) are provided with lifting rings (4), the upper ends of the left side and the right side of a roller (5) which is penetrated through the moving shaft (6) are provided with a contraction device (3), the contraction device (3) comprises a hollow groove (9), a vertical rod (10), a spring (11) and a movable chamber (12), the spring (11) is respectively arranged inside the left end wall and the right end outer wall of the left rear corner and the right rear corner of the cable guide hole body (2), the roller (5) which is penetrated through the moving shaft (6) is provided with two springs (11) which are respectively and correspondingly penetrated through, two the upper end of spring (11) all is provided with hollow groove (9), two hollow groove (9) all run through the top of fairlead hole body (2), two spring (11) inside all is provided with pole setting (10), pole setting (10) run through spring (11) and hollow groove (9).

2. The fairlead of a marine vessel according to claim 1, wherein: base (1) and leading cable hole body (2) are through welded fastening connection, the outer wall of base (1) and leading cable hole body (2) all scribbles white paint.

3. The fairlead of a marine vessel according to claim 1, wherein: the base (1) is internally provided with a mounting hole, and the outer wall at the upper end of the cable guide hole body (2) and the outer walls at the left end and the right end form an arc-shaped included angle.

4. The fairlead of a marine vessel according to claim 1, wherein: the movable shaft (6), the two rollers (7) and the fixed shaft (8) can rotate clockwise and anticlockwise through the rolling shaft (5), and two ends of the movable shaft (6), the two rollers (7) and the fixed shaft (8) are not in contact with the inner wall of the cable guide hole body (2).

5. The fairlead of a marine vessel according to claim 1, wherein: the moving shaft (6), the roller (7) and the fixed shaft (8) are all made of hard alloy, and the moving shaft (6), the roller (7) and the fixed shaft (8) are all of cylindrical structures.

6. The fairlead of a marine vessel according to claim 1, wherein: the length of pole setting (10) will be greater than activity room (12) degree of depth and the sum of fairlead hole body (2) upper end thickness, pole setting (10) outer wall and hollow groove (9) inner wall laminate completely, pole setting (10) can be in the inside of hollow groove (9) activity from top to bottom.

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