Marine mooring winch brake device

Abstract

The utility model discloses a marine mooring winch brake device which comprises a brake base arranged on a deck, the brake base is hinged to the bottom end of a hydraulic oil cylinder, a lifting rod is fixedly arranged on a piston of the hydraulic oil cylinder, and the lifting rod extends out of the hydraulic oil cylinder and is in sliding connection with the top end of the hydraulic oil cylinder. The portion, extending out of the hydraulic oil cylinder, of the lifting rod is connected with the left end of a triangular support, the left end of the triangular support can move up and down along the lifting rod and fix the moving position, the upper right end of the triangular support is connected with one end of a brake band, the brake band wraps the periphery of a hub, and the other end of the brake band is fixedly connected with the upper end of a connecting piece. And the right lower end of the triangular bracket is hinged with the connecting piece. The operation height of the lifting rod of the brake device of the mooring winch for the ship is moderate, the weight can be reduced, the production cost is reduced, and the working safety of operators is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of shipbuilding, in particular to a ship mooring winch brake device. BACKGROUND

[0002] The mooring winch is an important marine engineering equipment when the ship is docked or anchored, and has multiple functions such as traction, lifting and positioning. The brake, as an important part of the mooring winch, can transfer the tension of the mooring cable to the ship structure to achieve the purpose of fixing the ship. A sensitive and accurate mooring winch brake is very important for the safety of the ship. For example, a ship mooring winch drum spring brake device is disclosed in Chinese patent No. CN201620656610.1. The brake lever in the existing mooring winch brake device is usually more than two meters long and is arranged transversely on the top of the mooring winch drum. After the brake lever is installed in place, the distance between the operating handle and the base is higher than the suitable operating height of the human body, so the operator needs to use an operating platform to control the brake of the mooring winch. The operating platform, ladder, handrail and railing need to be added, which increases the weight and cost of the ship. The operation is extremely laborious, and the operator is in the rebound area of the cable when operating, which poses a certain safety hazard. CONTENT OF THE UTILITY MODEL

[0003] In view of the defects in the prior art, the present application provides a ship mooring winch brake device to solve the technical problems that the ship mooring winch brake device in the prior art is not easy to operate and the operator has a certain safety hazard when operating.

[0004] In order to achieve the above-mentioned purpose, the technical scheme provided by the present application is as follows:

[0005] A ship mooring winch brake device, the ship mooring winch is fixed on the deck, and the drum of the ship mooring winch is concentrically welded and connected with the hub, characterized in that the ship mooring winch brake device comprises a brake base arranged on the deck, the brake base is hingedly connected with the bottom end of a hydraulic cylinder, a lifting rod is fixedly arranged on the piston of the hydraulic cylinder, the lifting rod extends out of the hydraulic cylinder and is slidingly connected with the top end of the hydraulic cylinder, the part of the lifting rod extending out of the hydraulic cylinder is connected with the left end of a triangular support, the left end of the triangular support can move up and down along the lifting rod and is fixed in position, the right upper end of the triangular support is connected with one end of a brake belt, the brake belt is wrapped around the outer periphery of the hub, the other end of the brake belt is fixedly connected with the upper end of a connecting piece, and the right lower end of the triangular support is hingedly connected with the connecting piece.

[0006] In an embodiment, the part of the lifting rod extending out of the hydraulic cylinder is provided with a thread, the left end of the triangular support is provided with a threaded hole matching the thread of the lifting rod, and rotating the lifting rod can make the left end of the triangular support move up and down along the lifting rod. Stopping rotating the lifting rod can fix the connection position of the left end of the triangular support and the lifting rod.

[0007] In an embodiment, a hand wheel is fixedly arranged at the top end of the lifting rod.

[0008] In an embodiment, a compression spring is arranged in the hydraulic cylinder, one end of the compression spring is fixedly connected with the piston, and the other end of the compression spring is fixedly connected with the top end of the hydraulic cylinder.

[0009] In an embodiment, the connecting member comprises a connecting rod and a connecting plate, the bottom end of the connecting rod is hingedly connected with the brake base, the top end of the connecting rod is hingedly connected with the lower side of the connecting plate, the connecting plate is an arc-shaped plate with an arc matching the outer periphery of the hub, the other end of the brake band is fixedly connected with the connecting plate, and the connecting plate abuts against the outer periphery of the hub.

[0010] In an embodiment, the brake band comprises an upper brake band and a lower brake band, the upper brake band is wrapped around the upper portion of the outer periphery of the hub, the lower brake band is wrapped around the lower portion of the outer periphery of the hub, and the end portions of the upper brake band and the lower brake band away from the brake base are connected through a hinge.

[0011] In an embodiment, the hydraulic cylinder is inclined towards the direction away from the hub, and the connecting rod is inclined towards the direction close to the hub.

[0012] In an embodiment, a brake force display for displaying the brake braking force is further included, and the left end of the fixed triangular support is fixedly connected with the fixed position of the lifting rod when the brake force display displays that the brake braking force is 60% to 80% of the minimum breaking force of the mooring rope.

[0013] Compared with the prior art, the application has at least the following beneficial effects:

[0014] In the application, the brake base is fixedly arranged on the deck, and the lifting rod for controlling the brake band is vertically arranged at the side of the drum, thereby reducing the installation height of the hand wheel at the top end of the lifting rod, canceling the operation platform, ladder, handrail and guardrail and the like additionally provided due to the high arrangement of the hand wheel in the traditional mooring winch brake, reducing the weight of the ship body and the production cost, and enhancing the convenience of operation of the mooring winch brake device of the ship. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a structural schematic view of the mooring winch brake device of the ship in the embodiment.

[0016] 1, hand wheel; 2, lifting rod; 3, hydraulic cylinder; 4, triangular support; 5, brake belt; 501, upper brake belt; 502, lower brake belt; 6, wheel hub; 7, connecting piece; 701, connecting rod; 702, connecting plate; 8, brake base; 9, winding drum; 10, brake force display. DETAILED DESCRIPTION

[0017] For the purposes of the present application, the technical solutions and advantages are more clearly and specifically described below by means of specific embodiments shown in the drawings. However, it should be understood that these descriptions are only exemplary and are not intended to limit the scope of the present application. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concepts of the present application.

[0018] The terms used in the present disclosure are merely for the purpose of describing specific embodiments and are not intended to limit the present disclosure. The singular forms "a", "an" and "the" used in the present disclosure and the appended claims are also intended to include the plural forms, unless the context clearly indicates otherwise. It should also be understood that the term "and / or" used herein refers to and includes any or all possible combinations of one or more associated listed items.

[0019] It should be understood that although the terms first, second, third, etc. can be used in the present disclosure to describe various information, these information should not be limited to these terms and should not be understood as indicating or implying relative importance. These terms are only used to distinguish one type of information from another. For example, without departing from the scope of the present disclosure, the first information can also be referred to as the second information, and similarly, the second information can also be referred to as the first information. Depending on the context, the word "if" as used herein can be interpreted as "when" or "upon determination" or "in response to determining".

[0020] In the description of the present application, unless otherwise specified and limited, it is necessary to explain that the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be mechanical connection, or the connection between two elements, it can be direct connection or indirect connection through intermediate medium, and the specific meaning of the above terms can be understood by those skilled in the art according to the specific circumstances.

[0021] In order to better understand the technical solutions of the present application, the present application will be described in detail below in combination with the drawings.

[0022] As Figure 1The utility model discloses a ship mooring winch brake device, ship mooring winch is fixed on deck, the drum 9 of ship mooring winch is concentric with the hub 6 and is connected, ship mooring winch brake device includes the brake base 8 of the side deck of the hub 6, the bottom end of brake base 8 is hinged with hydraulic oil cylinder 3, the piston of hydraulic oil cylinder 3 is fixed with the lifting rod 2, the lifting rod 2 is stretched out hydraulic oil cylinder 3 and is slidably connected with the top end of hydraulic oil cylinder 3, the part of lifting rod 2 that is stretched out hydraulic oil cylinder 3 is connected with the left end of triangular support 4, the left end of triangular support 4 can move up and down along lifting rod 2 and fixes the moving position, the right upper end of triangular support 4 is connected with one end of brake band 5, brake band 5 is wrapped around the circumference of hub 6, the other end of brake band 5 is fixedly connected with the upper end of connecting piece 7, the right lower end of triangular support 4 is hinged with connecting piece 7.

[0023] In the embodiment, the part of lifting rod 2 that is stretched out hydraulic oil cylinder 3 is provided with a thread, the left end of triangular support 4 is provided with a threaded hole matched with the thread of lifting rod 2, rotating lifting rod 2 can make the left end of triangular support 4 move up and down along lifting rod 2, stopping rotating lifting rod can fix the connection position of the left end of triangular support 4 and lifting rod 2. In order to facilitate rotating lifting rod 2, hand wheel 1 is fixedly arranged at the top end of lifting rod 2.

[0024] Hydraulic oil cylinder 3 is provided with a compression spring, one end of the compression spring is fixedly connected with the piston, the other end of the compression spring is fixedly connected with the top end of hydraulic oil cylinder 3, so that lifting rod 2 stably lifts.

[0025] Connecting piece 7 includes connecting rod 701 and connecting plate 702, the bottom end of connecting rod 701 is hinged with brake base 8, the top end of connecting rod 701 is hinged with the lower side of connecting plate 702, connecting plate 702 is an arc-shaped plate with an arc matched with the circumference of hub 6, the other end of brake band 5 is fixedly connected with connecting plate 702, connecting plate 702 is close to the circumference of hub 6, so that part of brake band 5 is better wrapped around the circumference of hub 6.

[0026] Brake band 5 includes upper brake band 501 and lower brake band 502, upper brake band 501 is wrapped around the upper part of the circumference of hub 6, lower brake band 502 is wrapped around the lower part of the circumference of hub 6, the end part of upper brake band 501 and lower brake band 502 away from brake base 8 is connected through a hinge. Dividing brake band 5 into upper brake band 501 and lower brake band 502 can make the whole brake band 5 better wrapped around the circumference of hub 6.

[0027] In order to reduce the height of hand wheel 1 as much as possible and make it more convenient for staff to operate, the top end of lifting rod 2 is hinged with the lower side of connecting plate 702, and the other end of brake band 5 is fixedly connected with the upper end of connecting plate 702. Figure 1As shown, the hydraulic cylinder 3 is inclined towards the direction away from the wheel hub 6, and the connecting rod 701 is inclined towards the direction close to the wheel hub 6. The ship mooring winch brake device in the embodiment further comprises a brake force display 10 for displaying the brake braking force, and when the brake force display displays that the brake braking force is within 60% to 80% of the minimum breaking force of the mooring cable, the rotating lifting rod 2 is stopped to fix the left end of the triangular bracket 4 and the fixed position of the lifting rod 2.

[0028] The working principle of the ship mooring winch brake device in the application is as follows:

[0029] The brake force of the mooring winch brake device is tested, the brake braking force is controlled within 60% to 80% of the minimum breaking force of the mooring cable, the left end of the triangular bracket 4 and the fixed position of the lifting rod 2 are fixed, and the hand wheel 1 is fixed by a sealing member to prevent the hand wheel from loosening and causing danger; when hydraulic oil is delivered to the lower cavity of the hydraulic cylinder 3, the hydraulic piston moves upward, the lifting rod 2 moves upward with the hydraulic piston, the left end of the triangular bracket 3 moves upward, drives the triangular bracket 4 to rotate with the right lower corner of the triangular bracket 4 as the center, so that the right upper corner of the triangular bracket 4 descends, drives the brake belt to loosen the wheel hub, and thus opens the brake; when hydraulic oil is delivered to the upper cavity of the hydraulic cylinder 3, the hydraulic piston moves downward, the lifting rod 2 moves downward with the hydraulic piston, the left end of the triangular bracket 3 moves downward, drives the triangular bracket 4 to rotate with the right lower corner of the triangular bracket 4 as the center, so that the right upper corner of the triangular bracket 4 rises, drives the brake belt 5 to tightly hold the wheel hub, and thus closes the brake.

[0030] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the application and not to limit them; although the application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that; the specific embodiments of the application can still be modified or some technical features can be replaced by equivalents; without departing from the spirit of the technical solutions of the application, they should all be covered in the technical solution range of the application claimed.

Claims

1. A marine mooring winch brake device, wherein the marine mooring winch is fixed on the deck, and the drum of the marine mooring winch is concentrically welded to the hub, characterized in that: The ship mooring winch brake device includes a brake base arranged on the deck, which is hinged to the bottom end of the hydraulic cylinder. A lifting rod is fixedly arranged on the piston of the hydraulic cylinder. The lifting rod extends out of the hydraulic cylinder and is slidably connected to the top end of the hydraulic cylinder. The part of the lifting rod extending out of the hydraulic cylinder is connected to the left end of the triangular bracket. The left end of the triangular bracket can move up and down along the lifting rod and fix the moving position. The upper right end of the triangular bracket is connected to one end of the brake band, which is wrapped around the outer periphery of the wheel hub. The other end of the brake band is fixedly connected to the upper end of the connecting piece, and the lower right end of the triangular bracket is hinged to the connecting piece.

2. The marine mooring winch brake device according to claim 1, characterized in that: The part of the lifting rod extending out of the hydraulic cylinder is provided with a thread, and the left end of the triangular bracket is provided with a threaded hole matching the thread of the lifting rod. Rotating the lifting rod can make the left end of the triangular bracket move up and down along the lifting rod, and stopping rotating the lifting rod can fix the connection position between the left end of the triangular bracket and the lifting rod.

3. The marine mooring winch brake device according to claim 2, characterized in that: A hand wheel is fixedly arranged on the top end of the lifting rod.

4. The marine mooring winch brake device according to claim 1, characterized in that: A compression spring is provided in the hydraulic oil cylinder, one end of the compression spring is fixedly connected to the piston, and the other end of the compression spring is fixedly connected to the top end of the hydraulic oil cylinder.

5. The marine mooring winch brake device according to claim 1, characterized in that: The connecting part includes a connecting rod and a connecting plate. The bottom end of the connecting rod is hinged to the brake base, and the top end of the connecting rod is hinged to the lower side of the connecting plate. The connecting plate is an arc-shaped plate whose curvature matches the outer periphery of the wheel hub. The other end of the brake band is fixedly connected to the connecting plate, and the connecting plate is close to the outer periphery of the wheel hub.

6. The marine mooring winch brake device according to claim 5, characterized in that: The brake band includes an upper brake band and a lower brake band. The upper brake band is wrapped around the upper part of the wheel hub periphery, and the lower brake band is wrapped around the lower part of the wheel hub periphery. The ends of the upper brake band and the lower brake band away from the brake base are connected by hinges.

7. The marine mooring winch brake device according to claim 5, characterized in that: The hydraulic cylinder is inclined toward a direction away from the wheel hub, and the connecting rod is inclined toward a direction close to the wheel hub.

8. The marine mooring winch brake device according to claim 1, characterized in that: It also includes a brake force display for displaying the brake force. When the brake force display shows that the brake force is 60% to 80% of the minimum breaking force of the mooring cable, the left end of the fixed triangle bracket and the lifting rod are fixed in position.

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