CN113212653B

CN113212653B - Device for releasing and recovering anchor underwater

Info

Publication number: CN113212653B
Application number: CN202110683878.XA
Authority: CN
Inventors: 王皎; 宗砚; 赵三飞; 周建侯; 张聪
Original assignee: China Ship Development and Design Centre
Current assignee: China Ship Development and Design Centre
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2022-10-11
Anticipated expiration: 2041-06-21
Also published as: CN113212653A

Abstract

A device for releasing and recovering an anchor underwater relates to the field of marine anchor devices. The device for releasing and recovering the anchor underwater comprises an anchor chain barrel, an anchor chain, an anchor machine and an anchor, wherein the anchor chain penetrates through the anchor chain barrel in a sliding manner, the anchor machine is used for driving the anchor chain to move along the anchor chain barrel, the anchor chain is connected to the bottom of the anchor chain, the anchor chain barrel is arranged in a ship body, the bottom surface of the ship body is provided with an anchor recess, the top of the anchor recess is communicated with the anchor chain barrel, the anchor recess extends along the length direction of the ship body to accommodate the anchor, the top of the anchor recess is also provided with an anchor claw guide barrel which is inserted into the anchor chain barrel in a sliding manner, the ship body is also connected with a telescopic oil cylinder, and the telescopic oil cylinder is used for driving the anchor claw guide barrel to axially move along the anchor chain barrel to extend out or recover the anchor recess; the fluke guide cylinders are configured to drive the raised anchors to rotate about the vertical line to extend along the length of the hull to retract into the anchor pockets. The device for releasing and recovering the anchor underwater can be arranged at the bottom of a ship body so as to solve the problem that the anchor and an anchor chain scrape an outer plate and a bulb when anchoring, and ensure that the anchor does not protrude out of the outer plate of the ship body when being stored and keep the opening of the outer plate to be minimized.

Description

Device for releasing and recovering anchor underwater

Technical Field

The application relates to the field of marine anchor devices, in particular to a device for releasing and recovering an anchor underwater.

Background

An anchor system is a necessary piece of equipment for temporary mooring of a vessel at an anchor site, port or sheltered area. Relevant standard specifications in China all have requirements on the installation position of the hawse pipe, and the need of ensuring that the fluke cannot hook a stem, a keel and collide with a bulb bow when the ship does not incline transversely is required.

However, with the development of ships, the size of the bulb bow is gradually increased, and the uniformity and the neatness of the appearance of the ship are higher and higher. Under the trend, the conventional anchor system arrangement forms an anchor platform protruding out of the hull at the bow of the ship, and the overall length of the anchor system is extremely long, so that the consistency of the appearance of the ship is easily damaged, and the appearance of the anchor system is not coordinated with the whole ship.

Disclosure of Invention

The device for releasing and recovering the anchor underwater can be mounted at the bottom of a ship body to solve the problem that the anchor and an anchor chain scrape and rub an outer plate and a bulb bow during anchoring, can maintain the smooth appearance of the bow of the ship, simultaneously solves the problem of attitude control during the process of anchor releasing and recovering movement, and enables the anchor not to protrude out of the outer plate of the ship body and keeps the opening of the outer plate to be minimized during storing.

The embodiment of the application is realized as follows:

the embodiment of the application provides a device for releasing and recovering an anchor underwater, which comprises an anchor chain barrel, an anchor chain, an anchor machine and an anchor, wherein the anchor chain penetrates through the anchor chain barrel in a sliding mode, the anchor machine is used for driving the anchor chain to move along the anchor chain barrel, the anchor machine is connected to the bottom of the anchor chain, the anchor chain barrel is arranged in a ship body, an anchor recess is formed in the bottom surface of the ship body, the top of the anchor recess is communicated with the anchor chain barrel, the anchor recess extends along the length direction of the ship body to accommodate the anchor, an anchor claw guide barrel is further arranged in the anchor recess, the top of the anchor claw guide barrel is inserted into the anchor chain barrel in a sliding mode, the ship body is further connected with a telescopic oil cylinder, and the telescopic oil cylinder is used for driving the anchor claw guide barrel to move axially along the anchor chain barrel to extend out or recover the anchor recess; the fluke guide cylinders are configured to drive the raised anchors to rotate about the vertical line to extend along the length of the hull to retract into the anchor pockets.

In some alternative embodiments, the two sides of the bottom of the fluke guide cylinder are respectively formed with guide slopes, and when the fluke of the anchor is lifted, the two guide slopes respectively push the two flukes to rotate so as to drive the anchor to rotate around the plumb line.

In some alternative embodiments, two ends of the bottom of the fluke guide cylinder respectively protrude downwards to form guide parts, and two sides of the two guide parts are respectively connected with each other to form two guide inclined planes.

In some optional embodiments, a laser sensor for positioning the rotation posture of the anchor around the plumb line is further arranged in the anchor recess.

In some alternative embodiments, the top outer wall of the fluke guide cylinder and the bottom inner wall of the hawse pipe are connected by a snug fit.

The beneficial effect of this application is: the device for releasing and recovering the anchor underwater comprises an anchor chain barrel, an anchor chain, an anchor machine and an anchor, wherein the anchor chain penetrates through the anchor chain barrel in a sliding mode, the anchor machine is used for driving the anchor chain to move along the anchor chain barrel, the anchor chain is connected to the bottom of the anchor chain, the anchor chain barrel is arranged in a ship body, the bottom surface of the ship body is provided with an anchor recess, the top of the anchor recess is communicated with the anchor chain barrel, the anchor recess extends along the length direction of the ship body to accommodate the anchor, the top of the anchor recess is further provided with an anchor claw guide barrel, the top of the anchor claw guide barrel is inserted into the anchor chain barrel in a sliding mode, the ship body is further connected with a telescopic oil cylinder, and the telescopic oil cylinder is used for driving the anchor claw guide barrel to move axially along the anchor chain barrel to extend out or recover the anchor recess; the fluke guide cylinders are configured to drive the raised anchors to rotate about the vertical line to extend along the length of the hull to retract into the anchor pockets. The underwater device for releasing and recovering the anchor can be arranged at the bottom of the ship body so as to solve the problem that the anchor and an anchor chain scrape an outer plate and a bulb bow during anchoring, can maintain the smooth appearance of the bow of the ship, solves the problem of attitude control during the process of anchor releasing and recovering movement, and ensures that the anchor does not protrude out of the outer plate of the ship body and keeps the opening of the outer plate to be minimized during storing.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

FIG. 1 is a partial perspective schematic view of an apparatus for releasing a recovery anchor underwater installed on a hull in preparation for recovering the anchor according to an embodiment of the present invention;

FIG. 2 is a schematic view of a partial perspective structure of the device for releasing and recovering an anchor underwater, which is provided by the embodiment of the present application, when the device is mounted on a ship body and the anchor is recovered, the anchor is rotated to be arranged along the length direction of the ship body;

FIG. 3 is a schematic view of a partial perspective structure of an underwater anchor releasing and recovering device installed on a ship body for recovering an anchor into an anchor recess according to an embodiment of the present application;

FIG. 4 is a partial perspective view of the apparatus for releasing and recovering an anchor underwater according to the embodiment of the present invention, when the apparatus is mounted on a ship body to release the anchor;

FIG. 5 is a partial cross-sectional view of the attachment of the hawse pipe and the fluke guide pipe in an apparatus for underwater release of recovery anchors according to an embodiment of the present application;

fig. 6 is a partial perspective structural view of another underwater release recovery anchor device provided by the embodiment of the application when the device is installed on a ship hull.

In the figure: 100. a hawse pipe; 101. a chute; 110. an anchor chain; 120. an anchor; 130. anchoring recesses; 140. a fluke guide cylinder; 141. a slider; 150. a telescopic oil cylinder; 160. a fluke; 170. a guide portion; 180. a guide slope; 190. a laser sensor; 200. a boat hull.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. 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 application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when in use, and are used only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it should also be noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, detachable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

In this application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The features and properties of the device for underwater release retrieval of anchors of the present application are described in further detail below with reference to examples.

As shown in fig. 1, 2, 3, 4 and 5, an embodiment of the present invention provides an apparatus for underwater releasing and recovering an anchor, which includes a hawse pipe 100, a hawse 110 sliding through the hawse pipe 100, an anchor machine for driving the hawse 110 to move along the hawse pipe 100, and an anchor 120 connected to the bottom of the hawse pipe 110, wherein the hawse pipe 100 is vertically disposed and disposed in a hull 200, the bottom surface of the hull 200 is provided with a rectangular parallelepiped-shaped hawse 130 having a top portion communicating with the hawse pipe 100, the length direction of the hawse 130 extends along the length direction of the hull 200 to accommodate the anchor 120, a fluke guide pipe 140 having a top portion slidably inserted in the hawse pipe 100 is further disposed in the hawse pipe 130, the top portion of the hawse guide pipe 140 is slidably inserted in the bottom of the hawse pipe 100, the bottom inner wall of the hawse pipe 100 is provided with a slide groove 101 extending along the axial direction thereof, the top outer wall of the hawse guide pipe 140 is provided with a slide block 141 slidably engaged with the slide groove 101, the hull 200 is further connected with a telescopic cylinder 150 for driving the hawse pipe 150 to move along the axial direction of the hawse pipe 140 or extend out of the hawse pipe 100; fluke guide cylinder 140 is configured to drive raised anchor 120 to rotate about the vertical line to extend along the length of hull 200 for retrieval into anchor recess 130, and two ends of the bottom of fluke guide cylinder 140 are respectively protruded downward to form guide portions 170, two sides of two guide portions 170 are respectively connected to each other to form two guide inclined surfaces 180, and when anchor 120 is raised, two guide inclined surfaces 180 respectively push two flukes 160 of anchor 120 to rotate to drive anchor 120 to rotate about the vertical line.

In the underwater device for releasing and recovering the anchor, the vertically arranged hawse pipe 100 is arranged close to the bottom in the ship body, the ground of the ship body is provided with the anchor recess 130, the top surface of which is communicated with the hawse pipe 100, for accommodating the anchor 120 and the fluke guide cylinder 140, when the ship needs to release the anchor, only the anchor machine needs to be directly controlled to loosen the hawse 110 by anchoring action, so that the anchor 120 connected with the bottom of the hawse 110 falls off the anchor recess 130 and then falls to the seabed; when the ship needs to recover the anchor, firstly, the anchor machine is controlled to wind the anchor chain 110, so that the anchor 120 connected with the bottom of the anchor chain 110 rises, and simultaneously, the oil cylinder rod of the telescopic oil cylinder 150 is controlled to extend out to drive the fluke guide cylinder 140 to move axially along the anchor chain cylinder 100 and extend out of the anchorage recess 130, when the anchor 120 rises until the two flukes 160 of the anchor 120 respectively press against the two sides of the guide part 170 formed by the two downward bulges at the two ends of the bottom of the fluke guide cylinder 140 and are respectively connected with each other to form two guide inclined planes 180, the two guide inclined planes 180 respectively push the two flukes 160 to rotate to drive the rising anchor 120 to rotate around a plumb line until the anchor 120 rotates to extend along the length direction of the ship body 200, at the moment, the oil cylinder rod of the telescopic oil cylinder 150 is controlled to contract to drive the fluke guide cylinder 140 to move axially along the anchor chain cylinder 100 and retract the anchorage recess 130 to wind, and the anchor chain 110 is synchronously controlled to lift the anchor 120 and retract into the anchorage recess 130 to store the anchor 130, namely, the anchor recovery process is completed, so that the anchor 120 with any posture of the anchor 120 rotates to be accommodated in the rectangular recess 130 extending along the length direction of the ship body to be adapted and extend along the length direction of the ship body.

The top of the fluke guide cylinder 140 is slidably inserted into the bottom of the hawse pipe 100, the inner wall of the bottom of the hawse pipe 100 is provided with a sliding groove 101 extending along the axial direction of the hawse pipe 100, the outer wall of the top of the hawse guide cylinder 140 is provided with a sliding block 141 in sliding fit with the sliding groove 101, when the oil cylinder rod of the telescopic oil cylinder 150 telescopically drives the hawse guide cylinder 140 to axially move along the hawse pipe 100, the inner wall of the bottom of the hawse pipe 100 and the sliding groove 101 and the sliding block 141 arranged on the outer wall of the top of the hawse guide cylinder 140 can be in sliding fit with each other, and the stable axial lifting of the hawse guide cylinder 140 along the hawse pipe 100 is ensured to press the lifted anchor 120 to adjust the horizontal posture of the anchor 120.

In an alternative embodiment, as shown in fig. 6, a vertically arranged laser sensor 190 is further disposed in the anchor recess 130, and the laser sensor 190 is used for emitting and receiving laser light downwards to position the rotation attitude of the anchor 120 along the horizontal plane; laser sensors 190 disposed in the anchor recesses 130 can emit laser light downward and receive the reflected laser light, thereby detecting the rotation attitude of the anchor 120 along the horizontal plane to ensure that the anchor 120 continues to be retracted upward when the anchor 120 rotates to extend along the length of the hull 200.

In other alternative embodiments, a sliding groove extending along the axis of fluke guide cylinder 140 may be provided on the top outer wall of fluke guide cylinder, and a sliding block slidably engaged with sliding groove may be provided on the bottom inner wall of hawse pipe 100.

The embodiments described above are some, but not all embodiments of the present application. The detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. 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 application.

Claims

1. A device for releasing and recovering an anchor underwater comprises an anchor chain barrel, an anchor chain, an anchor machine and an anchor, wherein the anchor chain penetrates through the anchor chain barrel in a sliding mode, the anchor machine is used for driving the anchor chain to move along the anchor chain barrel, the anchor machine is connected to the bottom of the anchor chain, the anchor chain barrel is arranged in a ship body, an anchor recess is formed in the bottom surface of the ship body, the top of the anchor recess is communicated with the anchor chain barrel, the anchor recess extends along the length direction of the ship body to accommodate the anchor, an anchor claw guide barrel is further arranged in the anchor recess in a sliding mode, the top of the anchor claw guide barrel is inserted into the anchor chain barrel in a sliding mode, the ship body is further connected with a telescopic oil cylinder, and the telescopic oil cylinder is used for driving the anchor claw guide barrel to move axially along the anchor chain barrel to extend out or recover the anchor recess; the fluke guide cylinder is configured to drive the lifted anchor to rotate around a plumb line to extend along the length direction of the hull to be retracted into the anchor recess, guide inclined planes are respectively formed on two sides of the bottom of the fluke guide cylinder, and when the anchor is lifted, the two guide inclined planes respectively push two flukes of the anchor to rotate so as to drive the anchor to rotate around the plumb line.

2. The device for releasing and recovering the anchor underwater according to claim 1, wherein both ends of the bottom of the fluke guide cylinder are respectively protruded downward to form guide portions, and both sides of the two guide portions are respectively connected with each other to form two guide slopes.

3. An apparatus for underwater release of recovery anchors as claimed in claim 1, wherein a laser sensor is also provided in the anchor recess for positioning the attitude of the anchor in rotation about the plumb line.

4. The device for underwater release of recovery anchors of claim 1, wherein the top outer wall of the fluke guide cylinder and the bottom inner wall of the hawse pipe are connected by a snug fit.