CN215851817U

CN215851817U - Simple wing-shaped sail retracting mechanism

Info

Publication number: CN215851817U
Application number: CN202121367831.4U
Authority: CN
Inventors: 陈纪军; 刘俊亮; 司朝善; 潘子英; 郑文涛; 李永成
Original assignee: 702th Research Institute of CSIC
Current assignee: 702th Research Institute of CSIC
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2022-02-18
Anticipated expiration: 2031-06-18

Abstract

The utility model relates to the technical field of sails, in particular to a simple wing-shaped sail retracting and releasing mechanism, wherein a driving mechanism comprises a horizontal rotating mechanism and a supporting mechanism, the horizontal rotating mechanism drives the supporting mechanism to horizontally rotate, the supporting mechanism comprises an electric cylinder, a screw rod stepping motor and a fisheye pull rod supporting arm, a cylinder body of the electric cylinder is hinged and installed on the horizontal rotating mechanism, the end part of a piston rod of the electric cylinder is hinged and installed on the inner surface of a case cover, one end of the fisheye pull rod supporting arm is hinged and installed on the horizontal rotating mechanism, the other end of the fisheye pull rod supporting arm is hinged and installed on the inner surface of the case cover, the end part of a screw rod in the screw rod stepping motor is hinged and installed on the fisheye pull rod supporting arm, the bottom end of the sail is fixed on the upper surface of the case cover, and the case cover can be driven to move to the following two states by controlling the electric cylinder and the screw rod stepping motor: in the first state, the box cover is covered on the box body, and the sails are vertically arranged; and in the second state, the box cover is in an open state and the sail is transversely arranged, so that the box cover is simple in structure and low in cost.

Description

Simple wing-shaped sail retracting mechanism

Technical Field

The utility model relates to the technical field of sails, in particular to a simple wing-shaped sail retracting and releasing mechanism.

Background

The wind energy is a safe and clean natural resource, the marine wing sail is a green energy-saving device which directly converts the wind energy into auxiliary power of a ship and reduces the power requirement of a main engine, and the boosting principle of the marine wing sail is that the boosting is realized by utilizing the thrust component generated by the aerodynamic force generated by the sail under the angle of attack of airflow in the advancing direction of the ship. Therefore, the design and development of the airfoil-shaped sail are one of the important directions of the marine sail boosting technology research, are one of the potential powerful measures for reducing the EEDI of the ship and meeting the EEDI high-stage emission reduction target at present, and are also important solving measures for the early carbon neutralization and carbon peak reaching of the shipping industry at present.

In order to utilize offshore wind energy resources to the maximum extent, on one hand, the wing-shaped sail aspect ratio and area are increased, so that the sail boosting force can be effectively improved, and the power consumption of a host is reduced; on the other hand, along with the increase of the size of the wind sail, when the ship additionally provided with the wind sail sails in severe sea conditions or sails in ports and bridge areas, the vertical height of the wing-shaped wind sail with the characteristic of large aspect ratio inevitably influences the safe sailing or sailing environment of the ship, and meanwhile, the wind resistance built on the ship can be further increased under the condition that the boosting operation is not realized. Therefore, the telescopic or tiltable wing sail is the development direction of the technology. At present, for a sail device adopting a telescopic technology, in order to ensure normal operation of the sail under severe sea conditions, a mast internally provided with a hydraulic driving device is often designed to be conservative in order to ensure normal operation of the hydraulic driving device, so that the mass of the whole member is greatly increased, and the construction cost is increased suddenly.

SUMMERY OF THE UTILITY MODEL

The applicant aims at the defects in the prior art and provides a simple wing-shaped sail retracting and releasing mechanism which is simple in structure, low in cost and convenient for daily maintenance.

The technical scheme adopted by the utility model is as follows: a simple wing-shaped sail retracting and releasing mechanism comprises a box body, a box cover matched with the box body and a driving mechanism arranged in the box body, wherein the box opening of the box body is upward, the driving mechanism comprises a horizontal rotating mechanism and a supporting mechanism, the horizontal rotating mechanism drives the supporting mechanism to horizontally rotate, the supporting mechanism comprises an electric cylinder, lead screw step motor and screw rod step motor, the cylinder body of electric jar is articulated to be installed on horizontal rotary mechanism, the articulated internal surface of installing at the case lid of the tailpiece of the piston rod portion of electric jar, the articulated installation of one end at horizontal rotary mechanism of screw rod step motor support arm, the articulated internal surface of installing at the case lid of the other end of screw rod step motor, the articulated installation of the tailpiece of the lead screw portion among the lead screw step motor is on screw rod step motor support arm, the bottom mounting of sail is on the upper surface of case lid, can drive the case lid through control electric jar and lead screw step motor and remove to following two kinds of states: in the first state, the box cover is covered on the box body, and the sails are vertically arranged; and in the second state, the box cover is in an open state and the sail is transversely arranged.

As a further improvement of the above technical solution:

the horizontal rotating mechanism comprises a motor, a worm wheel and a worm, the worm wheel is meshed with the worm, the motor drives the worm wheel to rotate on the horizontal plane through the worm, and the motor, the worm wheel and the worm are respectively installed on the bottom surface of the interior of the box body through respective supporting seats.

The upper surface of worm wheel is fixed with horizontal mounting board one through screwed connection, and two vertical ear plates that are parallel to each other of mounting panel one upper surface fixation are first, and the cylinder body tip of electricity jar is articulated to be installed between two ear plates one, and the lower surface vertical fixation of case lid has two ear plates two that are parallel to each other, and the piston rod tip of electricity jar installs fisheye pull rod three, and the piston rod tip of electricity jar passes through three articulations of fisheye pull rod and installs between two ear plates two.

The upper surface of worm wheel is fixed with horizontal mounting panel two through screwed connection, and outside the one end edge overhang of mounting panel two reached the worm wheel, the one end edge of mounting panel two seted up the hole of dodging, and two vertical otic placodes that are parallel to each other of mounting panel two upper surface fixings are three, and two otic placodes three distributions are in the both sides of dodging the hole, and lead screw step motor's casing is articulated to be installed between two otic placodes three, and the lead screw that dodges the hole and supply lead screw step motor passes.

The utility model discloses a fisheye pull rod support arm, including two relative curb plates, the lateral surface of fisheye pull rod support arm is quadrangle framed plate-like, the lateral surface of one of them two relative curb plates of fisheye pull rod support arm is vertically fixed with fisheye pull rod one respectively, vertically fixed has the fixed axle between two other relative curb plates of fisheye pull rod support arm, lead screw step motor's lead screw tip installation fisheye pull rod two, the rotatable formula cover of fisheye pull rod is established and is realized the articulated of lead screw and fisheye pull rod support arm and link to each other on the fixed axle, two vertical ear plates that are parallel to each other of fixed surface are four on the mounting panel two, the lower surface vertical fixation of case lid has two ear plates that are parallel to each other five, the both ends of fisheye pull rod support arm are installed through fisheye pull rod one is articulated between two ear plates four and between two ear plates five respectively.

The two lug plates III are arranged on one side of the two lug plates IV, the two lug plates I are arranged on the other side of the two lug plates IV, and when the sail is vertically arranged, the fisheye pull rod support arm and the electric cylinder incline towards the side where the two lug plates III are located.

The utility model has the following beneficial effects: the sail surface structure is simple in structure and low in cost, and the main mast capable of bearing the great wind resistance is omitted, so that the overall structural design of the sail surface is simpler, the total mass is greatly reduced, and the processing cost expenditure is further reduced; meanwhile, as the main mechanical structure is close to the deck of the ship body, the installation, the daily maintenance, the monitoring, the maintenance and the like are convenient, and the further popularization and the safe use of the marine airfoil sail technology are facilitated.

Drawings

Fig. 1 is a schematic view of the sail of the present invention in its transverse position.

Fig. 2 is a schematic view of the sail of the present invention in an upright position.

Fig. 3 is a partial structural view of fig. 2.

Fig. 4 is a partial structural view of fig. 3.

Fig. 5 is a structural view of fig. 4 with the cover removed.

Wherein: 10. a box body; 20. a box cover; 21. a second ear plate; 22. a fifth ear plate; 30. an electric cylinder; 31. a fisheye pull rod III; 40. a screw rod stepping motor; 41. a screw rod; 42. a fisheye pull rod II; 50. a fisheye pull rod support arm; 51. a fisheye pull rod I; 52. a fixed shaft; 60. a sail; 71. a motor; 72. a worm gear; 73. a worm; 80. a first mounting plate; 81. a first ear plate; 90. a second mounting plate; 91. avoiding holes; 92. a third ear plate; 93. and a fourth ear plate.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

As shown in fig. 1-5, the simple wing-shaped sail retracting and releasing mechanism of this embodiment includes a box body 10, a box cover 20 matched with the box body 10, and a driving mechanism installed inside the box body 10, the box opening of the box body 10 is upward, the driving mechanism includes a horizontal rotating mechanism and a supporting mechanism, the horizontal rotating mechanism drives the supporting mechanism to horizontally rotate, the supporting mechanism includes an electric cylinder 30, a lead screw stepping motor 40, and a fisheye pull rod support arm 50, a cylinder body of the electric cylinder 30 is hinged on the horizontal rotating mechanism, an end of a piston rod of the electric cylinder 30 is hinged on an inner surface of the box cover 20, one end of the fisheye pull rod support arm 50 is hinged on the horizontal rotating mechanism, the other end of the fisheye pull rod support arm 50 is hinged on an inner surface of the box cover 20, an end of a lead screw 41 in the lead screw stepping motor 40 is hinged on the fisheye pull rod support arm 50, and a bottom end of the sail 60 is fixed on an upper surface of the box cover 20, the electric cylinder 30 and the screw rod stepping motor 40 are controlled to drive the box cover 20 to move to the following two states: in the first state, the box cover 20 is covered on the box body 10, and the sail 60 is vertically arranged; in the second state, the cover 20 is in the open state and the sail 60 is in the transverse position.

The horizontal rotation mechanism comprises a motor 71, a worm wheel 72 and a worm 73, the worm wheel 72 is meshed with the worm 73, the motor 71 drives the worm wheel 72 to rotate on the horizontal plane through the worm 73, and the motor 71, the worm wheel 72 and the worm 73 are respectively installed on the inner bottom surface of the box body 10 through respective supporting seats.

The upper surface of the worm wheel 72 is fixedly connected with a horizontal mounting plate I80 through a screw, the upper surface of the mounting plate I80 is fixedly provided with two vertical lug plates I81 which are parallel to each other, the end part of a cylinder body of the electric cylinder 30 is hinged between the two lug plates I81, the lower surface of the box cover 20 is vertically fixedly provided with two lug plates II 21 which are parallel to each other, the end part of a piston rod of the electric cylinder 30 is provided with a fisheye pull rod III 31, and the end part of the piston rod of the electric cylinder 30 is hinged between the two lug plates II 21 through the fisheye pull rod III 31.

The upper surface of worm wheel 72 passes through bolted connection and is fixed with two 90 of horizontal mounting board, the one end edge of two 90 of mounting panel hangs outside stretching worm wheel 72, the one end edge of two 90 of mounting panel sets up dodges hole 91, two 90 upper surface fixed vertical otic placodes that are parallel to each other of mounting panel are three 92, two otic placodes are three 92 and distribute in the both sides of dodging hole 91, the articulated installation of casing of lead screw step motor 40 is between two otic placodes are three 92, dodge hole 91 and supply lead screw 41 of lead screw step motor 40 to pass.

The fisheye pull rod support arm 50 is in a quadrilateral frame plate shape, the outer side surfaces of two opposite side plates of the fisheye pull rod support arm 50 are respectively and vertically fixed with a first fisheye pull rod 51, a fixed shaft 52 is vertically fixed between the other two opposite side plates of the fisheye pull rod support arm 50, a second fisheye pull rod 42 is installed at the end part of a screw rod 41 of the screw rod stepping motor 40, the second fisheye pull rod 42 can be rotatably sleeved on the fixed shaft 52 to realize the hinged connection of the screw rod 41 and the fisheye pull rod support arm 50, two vertical ear plates four 93 which are parallel to each other are fixed on the upper surface of the mounting plate two 90, two ear plates five 22 which are parallel to each other are vertically fixed on the lower surface of the box cover 20, and the two ends of the fisheye pull rod support arm 50 are respectively and are hinged between the two ear plates four 93 and between the two ear plates five 22 through the first fisheye pull rod 51.

The two ear plates three 92 are arranged on one side of the two ear plates four 93, the two ear plates one 81 are arranged on the other side of the two ear plates four 93, and when the sail 60 is arranged vertically, the fisheye pull rod arm 50 and the electric cylinder 30 are inclined towards the side where the two ear plates three 92 are located.

When the wind sail 60 is needed to be erected in specific use, the electric cylinder 30 and the lead screw stepping motor 40 are controlled to drive the box cover 20 to move to the box cover 20 to cover the box body 10, at the moment, the wind sail 60 is erected, and the box body 10 can support the box cover 20 and the wind sail 60. When the sail 60 needs to be retracted, the electric cylinder 30 and the lead screw stepping motor 40 are controlled to drive the box cover 20 to be opened, and the sail 60 is transversely arranged. The application has the advantages of simple structure and lower cost. According to the wind sail 60, the worm wheel 72 can be driven to rotate on the horizontal plane through the starting motor 71, so that the wind sail 60 is driven to rotate, the orientation of the wind sail 60 can be adjusted randomly according to actual needs when the wind sail 60 is in a vertical state, and the wind sail 60 is wide in application range and practical.

This application is suitable for to install additional on ship types such as oil tanker, bulk carrier, and the general deck top space of this type of ship type is wider, and stability margin is higher and the navigational speed is lower. According to the overall arrangement of the deck and the hull, a plurality of wind sails 60 can be arranged within the range of the sight blind area of the operation ship allowed by the safe navigation convention of the relevant ship, so that the boosting power of the wind sails 60 is improved to the maximum extent, and the obvious energy-saving and emission-reducing indexes are obtained. The box 10 is fixed on the hull to ensure that the sail 60 is not damaged in a certain wind field environment and to avoid adverse effects on the local strength of the hull.

The main mast capable of bearing great wind resistance is omitted, so that the overall structural design of the sail surface is simpler, the total mass is greatly reduced, and the processing cost is further reduced; meanwhile, as the main mechanical structure is close to the deck of the ship body, the installation, the daily maintenance, the monitoring, the maintenance and the like are convenient, and the further popularization and the safe use of the marine airfoil sail technology are facilitated.

The above description is intended to illustrate the present invention and not to limit the present invention, which is defined by the scope of the claims, and may be modified in any manner within the scope of the present invention.

Claims

1. The utility model provides a simple and easy wing section sail jack which characterized in that: comprises a box body (10), a box cover (20) matched with the box body (10) and a driving mechanism arranged in the box body (10), wherein the opening of the box body (10) faces upwards, the driving mechanism comprises a horizontal rotating mechanism and a supporting mechanism, the horizontal rotating mechanism drives the supporting mechanism to horizontally rotate, the supporting mechanism comprises an electric cylinder (30), a screw rod stepping motor (40) and a fisheye pull rod supporting arm (50), the cylinder body of the electric cylinder (30) is hinged and arranged on the horizontal rotating mechanism, the end part of a piston rod of the electric cylinder (30) is hinged and arranged on the inner surface of the box cover (20), one end of the fisheye pull rod supporting arm (50) is hinged and arranged on the horizontal rotating mechanism, the other end of the fisheye pull rod (50) is hinged and arranged on the inner surface of the box cover (20), the end part of a screw rod (41) in the screw rod stepping motor (40) is hinged and arranged on the fisheye pull rod supporting arm (50), the bottom end of a wind sail (60) is fixed on the upper surface of the box cover (20), the box cover (20) can be driven to move to the following two states by controlling the electric cylinder (30) and the screw rod stepping motor (40): in the first state, the box cover (20) is covered on the box body (10) and the sail (60) is vertically arranged; in the second state, the box cover (20) is in an open state and the sail (60) is transversely arranged.

2. The simple wing sail reefing mechanism of claim 1, wherein: the horizontal rotating mechanism comprises a motor (71), a worm wheel (72) and a worm (73), the worm wheel (72) is meshed with the worm (73), the motor (71) drives the worm wheel (72) to rotate on the horizontal plane through the worm (73), and the motor (71), the worm wheel (72) and the worm (73) are respectively installed on the inner bottom surface of the box body (10) through respective supporting seats.

3. The simple wing sail reefing mechanism of claim 2, wherein: the upper surface of worm wheel (72) is fixed with horizontal mounting board (80) through screwed connection, mounting board (80) upper surface is fixed with two vertical ear plates (81) that are parallel to each other, the cylinder body tip of electricity jar (30) is articulated to be installed between two ear plates (81), the lower surface vertical fixation of case lid (20) has two ear plates (21) that are parallel to each other, the piston rod tip of electricity jar (30) installs fisheye pull rod three (31), the piston rod tip of electricity jar (30) passes through fisheye pull rod three (31) and articulates to be installed between two ear plates two (21).

4. A simple wing sail deployment and retraction mechanism as claimed in claim 3, wherein: the upper surface of worm wheel (72) is fixed with horizontal mounting board two (90) through screwed connection, the one end edge of mounting board two (90) hangs outside worm wheel (72), the one end edge of mounting board two (90) sets up dodge hole (91), two vertical otic placodes three (92) that are parallel to each other of mounting board two (90) upper surface mounting, two otic placodes three (92) distribute in the both sides of dodging hole (91), the articulated installation of casing of lead screw step motor (40) is between two otic placodes three (92), dodge hole (91) and supply lead screw (41) of lead screw step motor (40) to pass.

5. The simple wing sail reefing mechanism of claim 4, wherein: the fisheye pull rod support arm (50) is in a quadrilateral frame plate shape, the outer side surfaces of two opposite side plates of the fisheye pull rod support arm (50) are respectively and vertically fixed with a fisheye pull rod I (51), a fixed shaft (52) is vertically fixed between the other two opposite side plates of the fisheye pull rod support arm (50), a fisheye pull rod II (42) is installed at the end part of a screw rod (41) of a screw rod stepping motor (40), the fisheye pull rod II (42) can be rotatably sleeved on the fixed shaft (52) to realize the hinged connection of the screw rod (41) and the fisheye pull rod support arm (50), two vertical ear plates IV (93) which are parallel to each other are fixed on the upper surface of a mounting plate II (90), and two ear plates V (22) which are parallel to each other are vertically fixed on the lower surface of the box cover (20), two ends of the fisheye pull rod support arm (50) are respectively hinged between the two ear plates four (93) and between the two ear plates five (22) through the fisheye pull rod I (51).

6. The simple wing sail reefing mechanism of claim 5, wherein: the two lug plates three (92) are arranged on one side of the two lug plates four (93), the two lug plates one (81) are arranged on the other side of the two lug plates four (93), and when the sail (60) is vertically arranged, the fisheye pull rod support arm (50) and the electric cylinder (30) are inclined towards the side where the two lug plates three (92) are located.