CN110817682A

CN110817682A - Pulley equipment for oil tanker

Info

Publication number: CN110817682A
Application number: CN201911112720.6A
Authority: CN
Inventors: 李春波; 符学龙
Original assignee: Huaiyin Institute of Technology
Current assignee: Huaiyin Institute of Technology
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-02-21
Anticipated expiration: 2039-11-14
Also published as: CN110817682B

Abstract

The invention discloses pulley equipment for an oil tanker, which comprises a shell, pulleys and a hook component, wherein the hook component is fixed on the shell, the shell is provided with a deviation correcting mechanism for adjusting the axial position of the pulleys, the deviation correcting mechanism comprises a supporting arm and a supporting cylinder, the supporting arm penetrates through two ends of the shell and is in sliding connection with the shell, the outer surface of the supporting arm is at least provided with a plane, the supporting cylinder is of a hollow cylindrical structure, the inner wall of the supporting cylinder is matched with the supporting arm, the supporting cylinder is in sliding sleeve connection with the supporting arm, the pulleys are in rotating connection with the supporting cylinder, the pulley equipment for the oil tanker can adjust the axial position of the pulleys when a traction rope inclines along with the floating of the oil tanker, so that the inclination angle of the traction rope relative to the pulley equipment is greatly reduced, the pressure applied to the side wall of a pulley chute by the traction rope is effectively reduced, and the abrasion, the long-term use of the pulley device on the oil tanker is facilitated.

Description

Pulley equipment for oil tanker

Technical Field

The invention relates to the technical field of oil tanker application, in particular to pulley equipment for an oil tanker.

Background

An oil tanker, commonly known as a tanker, refers to a liquid cargo transport vessel that carries bulk or product oil. The ship for transporting various oils in bulk is used for transporting petroleum, and is used for transporting petroleum, various animal and vegetable oils, liquid natural gas, petroleum gas and the like. However, most of the commonly called oil tankers refer to the vessels that transport the crude oil. And ships that ship product oil, called product tankers. Ships that ship liquefied natural gas and petroleum gas are called liquefied gas ships.

The middle part of oil ship has a crane, this crane's use lies in hanging the pipeline on the pier on the oil ship and come to receive together with the pipe-line system on the oil ship, the crane is including pulley equipment, haulage rope and couple, the couple is fixed on pulley equipment, the haulage rope passes through pulley equipment and applys traction force to the couple, because the oil ship floats on the sea, the oil ship easily produces floating under the impact of sea water, thereby make the crane when jack-up on the oil ship, the haulage rope easily receives the unsteady influence of oil ship and takes place the slope, when the haulage rope inclines, because the couple receives the vertical downwards of the gravity of object, the pressure that the haulage rope applyed to pulley spout lateral wall is great, thereby cause the increase of wearing and tearing of haulage rope and pulley spout lateral wall, be unfavorable for the long. To this end, we propose a pulley apparatus for a tanker.

Disclosure of Invention

The present invention is directed to a sheave apparatus that can adjust the axial position of a sheave when a pull rope is inclined following the floating of an oil tanker, thereby solving the problems of the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a pulley equipment for oil ship, includes casing, pulley and couple subassembly, the couple subassembly is fixed on the casing, be equipped with the mechanism of rectifying that is used for adjusting pulley axial position on the casing.

Preferably, the mechanism of rectifying includes a support arm and a support section of thick bamboo, the support arm runs through the both ends of casing, and with casing sliding connection, the support arm surface sets up a plane at least, support a section of thick bamboo for inner wall and support arm matched with cavity tubular structure, and support a section of thick bamboo slip and cup joint on the support arm, the pulley rotates with a support section of thick bamboo and is connected, be connected with the recognition device who is used for detecting the rope slope on the support section of thick bamboo, be connected with on the support arm and be used for adjusting the adjusting device that the pulley position followed the synchronous change of rope slope direction.

Preferably, the recognition device comprises a pressure sensor and a mounting plate, the two ends of the supporting cylinder are respectively provided with the pressure sensor, the two ends of the supporting cylinder are respectively abutted to the input ends of the pressure sensor, the pressure sensor is fixed on the mounting plate, and the mounting plate is fixed with the supporting arm.

Preferably, the two ends of the supporting cylinder are respectively fixed with a baffle, a buffer spring is fixed on the baffle, one end of the buffer spring, far away from the baffle, is fixed with a buffer plate, and one side of the buffer plate, far away from the buffer spring, is abutted against the input end of the pressure sensor.

Preferably, the adjusting device comprises a first screw rod, the supporting arm is an oval structure with two parallel planes, a threaded hole is formed in one end of the supporting arm, the threaded hole penetrates through the two parallel planes of the supporting arm, the first screw rod is meshed with the threaded hole and connected with a driving device for driving the first screw rod to rotate, and the first screw rod is connected with a second screw rod.

Preferably, the driving device comprises a first rotating shaft, a first gear, a supporting plate and a driving motor, two ends of the first rotating shaft are respectively fixed with the first screw and the first gear, the middle part of the first rotating shaft is rotatably connected with the supporting plate through a bearing, a supporting leg is fixed on the supporting plate and fixed with the shell, the first gear is meshed with a second gear, a second rotating shaft is axially fixed on the second gear and rotatably connected with the supporting plate through a bearing, the output end of the driving motor is fixed with one end, away from the second gear, of the second rotating shaft, and the driving motor is fixed with the supporting plate.

Preferably, a second screw rod is arranged at the port of one end of the support arm, which is provided with the threaded hole, in a threaded manner, and a knob is fixed at one end of the second screw rod.

Preferably, the casing is fixed with a fixed section of thick bamboo with the junction of support arm, a fixed section of thick bamboo runs through the casing, the support arm cup joints the inboard at a fixed section of thick bamboo, sliding clamping has a plurality of balls on the inner wall of a fixed section of thick bamboo, support arm and ball sliding connection.

Preferably, the outer side of the supporting arm is provided with a sliding groove matched with the ball, and the ball slides in the sliding groove.

Preferably, an oil injection hole is formed in the upper portion of the support cylinder and is communicated with the interior of the support cylinder.

Compared with the prior art, the invention has the beneficial effects that:

the invention can adjust the axial position of the pulley when the traction rope inclines along with the floating of the oil tanker, so that the inclination angle of the traction rope relative to the pulley equipment is greatly reduced, and the pressure applied by the traction rope on the side wall of the pulley chute is effectively reduced, thereby reducing the abrasion degree between the traction rope and the pulley, and being beneficial to the long-term use of the pulley equipment on the oil tanker.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural diagram of a deviation correcting mechanism according to the present invention;

FIG. 3 is a schematic view of the identification means and adjustment means of the present invention;

FIG. 4 is a schematic structural view of a fixing cylinder according to the present invention;

FIG. 5 is an enlarged view of area A of FIG. 1;

FIG. 6 is an enlarged view of the area B in FIG. 3

Fig. 7 is an enlarged view of the region C in fig. 3.

In the figure: 1-a shell; 2-a pulley; 3-a hook component; 4-a deviation rectifying mechanism; 5-a support arm; 6-supporting the cylinder; 7-identification means; 8-a regulating device; 9-a pressure sensor; 10-mounting a plate; 11-a baffle plate; 12-a buffer spring; 13-a buffer plate; 14-a first screw; 15-a threaded hole; 16-a drive device; 17-a first shaft; 18-a first gear; 19-a support plate; 20-a drive motor; 21-a leg; 22-a second gear; 23-a second screw; 24-a knob; 25-a fixed cylinder; 26-a ball bearing; 27-a chute; 28-oil holes; 29-second axis of rotation.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a pulley equipment for oil ship, includes casing 1 and pulley 2, be equipped with the mechanism 4 of rectifying that is used for adjusting 2 axial position of pulley on the casing 1, can follow the unsteady emergence slope of oil ship when the haulage rope, adjust the axial position of pulley 2, make the inclination of 2 equipment of relative pulley of haulage rope reduce greatly.

The deviation correcting mechanism 4 comprises a supporting arm 5 and a supporting cylinder 6, the supporting arm 5 penetrates through two ends of the shell 1 and is in sliding connection with the shell 1, at least one plane is arranged on the outer surface of the supporting arm 5, the supporting cylinder 6 is of a hollow cylindrical structure, the inner wall of the supporting cylinder is matched with the supporting arm 5, the supporting cylinder 6 is in sliding sleeve connection with the supporting arm 5, the supporting cylinder 6 can slide on the outer side of the supporting arm 5, and the supporting cylinder 6 can be prevented from rotating relative to the supporting arm 5 by at least one plane arranged on the outer surface of the supporting arm 5;

the pulley 2 is rotatably connected with a supporting cylinder 6, the supporting cylinder 6 is connected with an identification device 7 for detecting the inclination of a rope, and a signal can be detected when the traction rope inclines through the identification device 7;

being connected with on the support arm 5 and being used for adjusting 2 positions of pulley to follow the adjusting device 8 of rope slope direction synchronous variation, when recognition device 7 detected haulage rope inclination signal, adjusting device 8 can adjust the position of pulley 2 in real time, makes pulley 2 can be to the direction motion of haulage rope slope to avoid the haulage rope to exert great pressure to 2 spout 27 lateral walls of pulley.

Recognition device 7 includes pressure sensor 9 and mounting panel 10, the both ends of a support section of thick bamboo 6 are equipped with pressure sensor 9 respectively, and support section of thick bamboo 6 both ends and offset with pressure sensor 9's input respectively, pressure sensor 9 is fixed on mounting panel 10, mounting panel 10 is fixed with support arm 5, and when the haulage rope took place to incline, the haulage rope decomposed a horizontal component at the horizontal direction to the traction force that pulley 2 was applyed, and a support section of thick bamboo 6 has the trend of horizontal motion under the effect of horizontal component, at this moment, fixes the horizontal component that a support section of thick bamboo 6 received to pressure sensor 9 detectable on mounting panel 10 to the realization is to the monitoring of haulage rope slope.

The both ends of a supporting cylinder 6 are fixed with baffle 11 respectively, be fixed with buffer spring 12 on the baffle 11, buffer spring 12 keeps away from the one end of baffle 11 and is fixed with buffer board 13, buffer board 13 keeps away from one side of buffer spring 12 and offsets with pressure sensor 9's input, plays the cushioning effect to the pressure that supports a cylinder 6 and act on pressure sensor 9 through buffer spring 12, causes the damage to pressure sensor 9 when preventing to support a cylinder 6 and acutely move, makes to keep certain tension between pressure sensor 9 and the support a cylinder 6 through buffer spring 12 in addition, makes pressure sensor 9 more sensitive to the monitoring of pressure value change.

The adjusting device 8 comprises a first screw 14, the support arm 5 is an oval structure with two parallel planes, one end of the support arm 5 is provided with a threaded hole 15, the threaded hole 15 penetrates through the two parallel planes of the support arm 5, the threaded hole 15 divides one end of the support arm 5 into two parts which are axially and centrally symmetrical, the smoothness of the outer surface of the support arm 5 is not affected, and the support arm 5 can conveniently slide relative to the shell 1;

the first screw 14 is meshed with the threaded hole 15, one end of the first screw 14 is connected with a driving device 16 for driving the first screw to rotate, after the pressure sensor 9 detects that the traction rope inclines, the driving device 16 can drive the first screw 14 to rotate, and the rotation of the first screw 14 drives the supporting arm 5 to slide relative to the shell 1, so that the horizontal axial position of the pulley 2 is adjusted.

The driving device 16 comprises a first rotating shaft 17, a first gear 18, a supporting plate 19 and a driving motor 20, two ends of the first rotating shaft 17 are respectively fixed with the first screw 14 and the first gear 18, the middle part of the first rotating shaft 17 is rotatably connected with the supporting plate 19 through a bearing, a supporting leg 21 is fixed on the supporting plate 19, the supporting leg 21 is fixed with the shell 1, the first gear 18 is engaged with a second gear 22, the second gear 22 is axially fixed with a second rotating shaft 29, the second rotating shaft 29 is rotatably connected with the supporting plate 19 through a bearing, an output end of the driving motor 20 and one end of the second rotating shaft 29 far away from the second gear 22 are fixed, the driving motor 20 is fixed with the supporting plate 19, when the driving device 16 works, the rotation of an output shaft of the driving motor 20 can drive the rotation of the second gear 22, and the rotation of the second gear 22 can drive the rotation of the first gear 18, under the action of the first rotating shaft 17, the first screw 14 rotates following the first gear 18, so that the driving of the first screw 14 is realized.

The port department screw thread that support arm 5 was equipped with screw hole 15 one end has second screw rod 23, has increased the intensity that support arm 5 was equipped with screw hole 15 one end through second screw rod 23, prevents that it from receiving great pulling force and taking place deformation, the one end of second screw rod 23 is fixed with knob 24, is convenient for install the dismantlement to second screw rod 23 through knob 24.

Casing 1 is fixed with a fixed section of thick bamboo 25 with the junction of support arm 5, a fixed section of thick bamboo 25 runs through casing 1, support arm 5 cup joints the inboard at a fixed section of thick bamboo 25, sliding clamping has a plurality of balls 26 on the inner wall of a fixed section of thick bamboo 25, support arm 5 and ball 26 sliding connection have reduced the resistance that receives when support arm 5 slides relative casing 1 through ball 26, have reduced the wearing and tearing when support arm 5 slides moreover.

The outside of support arm 5 is equipped with the spout 27 with ball 26 matched with, ball 26 slides in spout 27, and ball 26 slides in spout 27 and plays spacing effect to support arm 5, makes its position more stable.

The upper part of the supporting cylinder 6 is provided with an oil filling hole 28, the oil filling hole 28 is communicated with the inside of the supporting cylinder 6, lubricating oil is conveniently applied to the surface of the supporting arm 5 through the oil filling hole 28, and the abrasion of the supporting arm 5 is further reduced.

The circuit control systems applied in the technical scheme are all in conventional arrangement, and are not described redundantly.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. The utility model provides a pulley equipment for oil ship, includes casing (1), pulley (2) and couple subassembly (3), couple subassembly (3) are fixed on casing (1), its characterized in that: and a deviation rectifying mechanism (4) for adjusting the axial position of the pulley (2) is arranged on the shell (1).

2. The pulley apparatus for oil tanker according to claim 1, wherein: deviation correcting mechanism (4) are including support arm (5) and support section of thick bamboo (6), support arm (5) run through the both ends of casing (1), and with casing (1) sliding connection, support arm (5) surface sets up a plane at least, support section of thick bamboo (6) and for inner wall and support arm (5) matched with cavity tubular structure, and support section of thick bamboo (6) slip cup joint on support arm (5), pulley (2) rotate with support section of thick bamboo (6) and be connected, be connected with recognition device (7) that are used for detecting the rope slope on support section of thick bamboo (6), be connected with on support arm (5) and be used for adjusting pulley (2) position to follow rope slope direction synchronous change adjusting device (8).

3. The pulley apparatus for oil tanker according to claim 2, wherein: recognition device (7) include pressure sensor (9) and mounting panel (10), the both ends of supporting a section of thick bamboo (6) are equipped with pressure sensor (9) respectively, and support a section of thick bamboo (6) both ends and offset with the input of pressure sensor (9) respectively, pressure sensor (9) are fixed on mounting panel (10), mounting panel (10) are fixed with support arm (5).

4. A pulley apparatus for a tanker according to claim 3, wherein: the two ends of the supporting cylinder (6) are respectively fixed with a baffle (11), a buffer spring (12) is fixed on the baffle (11), one end, away from the baffle (11), of the buffer spring (12) is fixed with a buffer plate (13), and one side, away from the buffer spring (12), of the buffer plate (13) is abutted to the input end of the pressure sensor (9).

5. The pulley apparatus for oil tanker according to claim 2, wherein: adjusting device (8) include first screw rod (14), support arm (5) are for having two parallel plane's oval structure, the one end of support arm (5) is equipped with screw hole (15), two parallel plane of support arm (5) are run through in screw hole (15), first screw rod (14) are connected with screw hole (15) meshing, the one end of first screw rod (14) is connected with its pivoted drive arrangement (16) of drive.

6. The pulley apparatus for oil tanker according to claim 5, wherein: the driving device (16) comprises a first rotating shaft (17), a first gear (18), a supporting plate (19) and a driving motor (20), two ends of the first rotating shaft (17) are respectively fixed with the first screw (14) and the first gear (18), and the middle part of the first rotating shaft (17) is rotationally connected with the supporting plate (19) through a bearing, the supporting plate (19) is fixed with a supporting leg (21), the supporting leg (21) is fixed with the shell (1), the first gear (18) is engaged with a second gear (22), a second rotating shaft (29) is axially fixed on the second gear (22), the second rotating shaft (29) is rotationally connected with the supporting plate (19) through a bearing, the output end of the driving motor (20) is fixed with one end, far away from the second gear (22), of the second rotating shaft (29), and the driving motor (20) is fixed with the supporting plate (19).

7. The pulley apparatus for oil tanker according to claim 6, wherein: the port department screw thread that support arm (5) were equipped with screw hole (15) one end has second screw rod (23), the one end of second screw rod (23) is fixed with knob (24).

8. The pulley apparatus for oil tanker according to claim 2, wherein: casing (1) is fixed with a fixed section of thick bamboo (25) with the junction of support arm (5), a fixed section of thick bamboo (25) runs through casing (1), support arm (5) cup joint the inboard at a fixed section of thick bamboo (25), sliding clamping has a plurality of balls (26) on the inner wall of a fixed section of thick bamboo (25), support arm (5) and ball (26) sliding connection.

9. The pulley apparatus for oil tanker according to claim 8, wherein: the outer side of the supporting arm (5) is provided with a sliding groove (27) matched with the ball (26), and the ball (26) slides in the sliding groove (27).

10. The pulley apparatus for oil tanker according to claim 2, wherein: an oil filling hole (28) is formed in the upper portion of the supporting cylinder (6), and the oil filling hole (28) is communicated with the inside of the supporting cylinder (6).