CN212556659U

CN212556659U - Hull bottom supporting structure

Info

Publication number: CN212556659U
Application number: CN202020988755.8U
Authority: CN
Inventors: 闫冬花; 沈恒
Original assignee: Beijing Hongyou Tianhe Technology Co ltd
Current assignee: Beijing Hongyou Tianhe Technology Co ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-02-19
Anticipated expiration: 2030-06-02

Abstract

The application relates to a ship bottom supporting structure, which comprises a ship bottom structure, an inner keel, a cross beam, reinforcing ribs, supporting tubes and connecting beams, wherein the cross beam is arranged on the ship bottom structure; the two sides of the ship bottom structure are arc-shaped, the interior of the ship bottom structure is hollow, the upper part and the tail part of the ship bottom structure are provided with openings, the tail part of the ship bottom structure is vertically provided with a tail plate, and the height of the tail plate is the same as the total height of the ship bottom structure; a plurality of inner keels are longitudinally arranged on the inner wall of the ship bottom structure along the bow to the stern, the cross beam is perpendicular to the inner keels and fixed in the ship bottom structure, and the top of the cross beam is flush with the top of the ship bottom structure; the beam divides the ship bottom structure into a bow bottom plate and a stern bottom plate, and a mass containing space is reserved at the upper part of the stern bottom plate; the supporting pipes are erected on the bow bottom plate along the direction perpendicular to the fore-aft line of the ship, the supporting frame is formed at the top of the ship bottom structure, the connecting beam is arranged between the cross beam and the stern bottom plate, and the reinforcing ribs are fixedly installed at the bottoms of the inner walls of the two sides of the ship bottom structure, so that the ship bottom structure is simple in structure and reduces the self weight to the maximum extent on the premise of meeting the working strength.

Description

Hull bottom supporting structure

Technical Field

The application relates to the field of hull parts, in particular to a hull bottom supporting structure.

Background

Under the usual condition, the hull of closed deck structure, the ship is small, and the structure is comparatively simple on the deck, accords with pneumatic ship's basic demand, but because closed hull bottom structure is higher to the intensity requirement, still need reach the waterproof nature that accords with the standard, prevents that pneumatic hull is inside to intake, so current pneumatic ship bottom bearing structure is satisfying under its working strength's the condition, and is from great.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present application provides a hull bottom supporting structure, which includes a hull bottom structure, an inner keel, a cross beam, a reinforcing rib, a supporting tube, and a connecting beam; the two sides of the ship bottom structure are arc-shaped, one end of the ship bottom structure, which is close to a bow, inclines upwards by a preset angle, the two sides of the ship bottom structure are contracted towards the middle, the inside of the ship bottom structure is hollow, the upper part and the tail part of the ship bottom structure are provided with openings, the tail part of the ship bottom structure is vertically provided with a tail plate, the tail plate is matched with the tail part opening of the ship bottom structure, and the height of the tail plate is the same as the total height of the ship bottom structure; the inner wall of the ship bottom structure is longitudinally provided with the inner keels from bow to stern, the number of the inner keels is multiple, the inner keels are fixedly connected with the ship bottom structure, the upper parts of the tail plates are provided with recesses, and the recesses are inverted trapezoids; the cross beam is perpendicular to the inner keel and fixed in the ship bottom structure, a preset distance is reserved between the cross beam and the tail plate, the shape of the cross beam is matched with that of the inner wall of the ship bottom structure, and the top of the cross beam is flush with that of the ship bottom structure; the beam divides the ship bottom structure into a bow bottom plate and a stern bottom plate, and a mass containing space is reserved at the upper part of the stern bottom plate; the number of the supporting tubes is multiple, the supporting tubes are erected on the bow bottom plate along the direction perpendicular to the ship fore-aft line and the ship fore-aft line, the tops of the supporting tubes are flush with the top of the ship bottom structure, a supporting frame is formed at the top of the ship bottom structure, the connecting beam is arranged between the cross beam and the ship bottom plate, and the connecting beam does not interfere with the mass containing space; the number of strengthening rib is a plurality of, the strengthening rib is on a parallel with the crossbeam sets up on the hull bottom structure inner wall, just strengthening rib fixed mounting be in hull bottom structure both sides bottom.

In one possible implementation manner, the reinforcing ribs include a first reinforcing rib and a second reinforcing rib;

the first reinforcing ribs are arranged on the inner wall of the bow bottom plate, the second reinforcing ribs are arranged on the inner wall of the stern bottom plate, and the height of the first reinforcing ribs is larger than that of the second reinforcing ribs.

In a possible implementation manner, a plurality of longitudinal beams are vertically fixed below the supporting frame, and the longitudinal beams extend to the bottom of the ship bottom structure.

In a possible implementation mode, the inner keels are arranged on the bottom structure at equal intervals, the reinforcing ribs are arranged on the port side and the starboard side of the bottom structure at equal intervals, the reinforcing ribs are symmetrical about the fore-aft line of the ship, and the number of the reinforcing ribs is larger than that of the inner keels.

In one embodiment, a plurality of openings are arranged on the first reinforcing rib and the second reinforcing rib which are positioned at the arc forward-leaning position of the bow bottom plate, and the area of the plurality of openings is gradually reduced along the directions from the bow stern line to the two sides of the ship bottom structure.

In a possible implementation mode, the bottom of the reinforcing rib is provided with a groove matched with the inner keel, and the bottom of the cross beam is also provided with a groove matched with the inner keel.

In a possible implementation manner, an annular hole is formed below the recess, and the annular hole does not interfere with the connecting beam.

In a possible implementation manner, convex edges are arranged at corresponding positions of the port side and the starboard side of the outer wall of the ship bottom structure, the angle formed by the convex edges is an acute angle, and the convex edges are smoothly connected with the outer wall of the ship bottom structure.

In a possible implementation manner, the reinforcing ribs are welded to the ship bottom structure, the supporting tube is welded to the first reinforcing rib, and the connecting beam is welded to the second reinforcing rib.

The utility model has the advantages that: the crossbeam divide into bow bottom plate and stern bottom plate with the hull bottom structure, set up the criss-cross stay tube of violently indulging on the bow bottom plate and form the support frame, flush through stay tube top and hull bottom structure top and make it play main supporting role for the ship deck, set up many longerons below the support frame again, the longeron lower extreme is fixed to hull bottom structure bottom, the complete machine rigidity of hull can effectively be strengthened to the longeron with the strengthening rib that is in both sides inner wall rigidity installation, the engine base is installed to stern bottom plate top, leave the appearance matter space of reservation, so the hull bottom tailboard structure is simpler, only through the tie-beam with the strengthening rib of homonymy connect fixed can, make the hull bottom structure satisfy under working strength's the prerequisite, moreover, the steam generator is simple in structure.

Other features and aspects of the present application will become apparent from the following detailed description of exemplary embodiments, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments, features, and aspects of the application and, together with the description, serve to explain the principles of the application.

Fig. 1 is a perspective view showing a structure of a hull bottom support structure according to an embodiment of the present application.

Detailed Description

Various exemplary embodiments, features and aspects of the present application will be described in detail below with reference to the accompanying drawings. In the drawings, like reference numbers can indicate functionally identical or similar elements. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.

It should be understood that the terms "center," "longitudinal," "lateral," "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention or for simplicity in description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.

Furthermore, in the following detailed description, numerous specific details are set forth in order to provide a better understanding of the present application. It will be understood by those skilled in the art that the present application may be practiced without some of these specific details. In some instances, methods, means, elements and circuits that are well known to those skilled in the art have not been described in detail so as not to obscure the present application.

Fig. 1 shows a schematic view of a hull bottom support structure 1000 according to an embodiment of the present application.

As shown in fig. 1, the hull bottom support structure 1000 includes: the structure comprises a ship bottom structure 1100, an inner keel 1200, a cross beam 1300, reinforcing ribs 1400, support pipes 1500 and connecting beams 1600; the inner wall of the ship bottom structure 1100 is longitudinally provided with a plurality of inner keels 1200 from bow to stern, the inner keels 1200 are fixedly connected with the ship bottom structure 1100, the tail part of the ship bottom structure 1100 is provided with a recess 1700, and the recess 1700 is in an inverted trapezoid shape; the cross beam 1300 is transversely arranged in the middle of the ship bottom structure 1100, the cross beam 1300 is matched with the inner wall of the ship bottom structure 1100 in shape, and the top of the cross beam 1300 is flush with the top of the ship bottom structure 1100.

Further, the number of the reinforcing ribs 1400 is multiple, the reinforcing ribs 1400 are vertically arranged in the ship bottom structure 1100, the reinforcing ribs 1400 are fixed to the inner walls of the port side and the starboard side of the ship bottom structure 1100, the plurality of reinforcing ribs 1400 located on the port side and the starboard side are symmetrical with respect to the fore-aft line of the ship, and the number of the reinforcing ribs 1400 is greater than that of the inner keels 1200; the beam 1300 divides the ship bottom structure 1100 into a bow bottom plate and a stern bottom plate, the reinforcing ribs 1400 positioned in the bow bottom plate are flush with the top of the ship bottom structure 1100, and a mass containing space is reserved between the reinforcing ribs 1400 positioned at the stern bottom plate and the top of the ship bottom structure 1100; the number of the support tubes 1500 is multiple, the support tubes 1500 are erected on the bow bottom plate along the direction perpendicular to the ship fore-aft line and the ship fore-aft line, the tops of the support tubes 1500 are flush with the top of the ship bottom structure, a support frame is formed at the top of the ship bottom structure 1100, a plurality of longitudinal beams are vertically fixed below the support frame, the longitudinal beams extend to the bottom of the ship bottom structure 1100, a connecting beam 1600 is arranged between the cross beam 1300 and the stern bottom plate, and the connecting beam 1600 does not interfere with the mass containing space;

it should be particularly noted that the hull bottom supporting structure 1000 of the embodiment of the present application belongs to the closed bottom structure 1100 in the design of the bottom structure 1100, and more is used for being mounted on a small-sized ship, and it is not necessary to consider how much cargo is carried, but rather pay more attention to how to reduce the self weight to the maximum extent under the condition of satisfying the working strength thereof, save more cost, pursue material saving and light weight, and make the production and processing have higher cost performance.

In this embodiment, the beam 1300 divides the hull bottom structure 1100 into a bow bottom plate and a stern bottom plate, the beam 1300 is arranged at the part slightly behind the middle part of the hull bottom plate, the deck above the bow bottom plate is mainly used for bearing passengers, so the bearing strength of each part on the bow bottom plate needs to be ensured, and the position for installing the engine is arranged above the stern bottom plate. Many internal keel 1200 vertically lay on bilge construction 1100, internal keel 1200 is to the holistic connection reinforcement effect that plays of bilge construction 1100, guarantee that the hull bottom plate is durable firm, and can fix a position strengthening rib 1400 better, be convenient for implementer installs at the port side and the starboard side installation strengthening rib 1400 of bilge construction 1100, strengthening rib 1400's number is greater than internal keel 1200 number, strengthening rib 1400's number needs to have certain assurance, generally, small-size ship's internal keel 1200 number is greater than 5, strengthening rib 1400 number is greater than 10, do not specifically do not prescribe the limit, and the interval between two adjacent strengthening rib 1400 of homonymy should not be great, guarantee the holistic sufficient support strength of bilge construction 1100. In general, the bottom structure 1100 at the bow position is inclined upward, and accordingly, the inner keel 1200 installed therein is also required to be treated in the same manner in the manufacturing process, and the size of the reinforcing bar 1400 at the position is also required to be adjusted appropriately.

Further, a plurality of reinforcing ribs 1400 are vertically fixed on the inner wall of the port side and the inner wall of the starboard side of the ship bottom structure 1100, the left reinforcing rib and the right reinforcing rib 1400 are symmetrical about the fore-aft line of the ship, supporting pipes 1500 are connected between the reinforcing ribs corresponding to the port side and the starboard side one by one, the arrangement positions of the supporting pipes 1500 are flush with the top of the ship bottom structure 1100 and used for supporting a ship deck, the same supporting pipes 1500 are vertically arranged below the supporting pipes 1500, the problem of stress concentration can be better solved, stress of the supporting pipes 1500 is more even, and the supporting pipes 1500 can be arranged in the ship bottom structure 1100 in order.

In one embodiment, the reinforcing bars are welded to the bottom structure 1100, the support tube 1500 is welded to the first reinforcing bar 1410, and the coupling beam 1600 is welded to the second reinforcing bar 1420.

In this embodiment, the connection between the connection beam 1600 and the support tube 1500 and the stiffener is selected by welding, the welding fixing method is simple, the cost is low, the fixation is stable, and if a problem occurs, the connection beam 1500 and the stiffener can be effectively and firmly fixed by directly replacing the connection beam 1500 and the support tube 1600.

More specifically, as shown in fig. 1, the hull bottom support structure 1000 according to the embodiment of the present invention is manufactured as a bottom structure 1100 of a pneumatic boat, which is substantially the same as a general boat in structure, but has a propeller above a deck at the rear of the hull, and an engine base for fixing an engine needs to be installed above a stern bottom plate, so that a mass-containing space is left between a reinforcing rib at the stern bottom plate and the top of the bottom structure 1100; this appearance matter space is used for placing the engine base, strengthens the stability of engine base and hull bottom structure 1100, and stern bottom plate department sets up sunken 1700, can match with the engine base better, and sunken 1700 mainly plays the positioning action, facilitates for the ship installation.

In one embodiment, the bottom of the stiffener is provided with a groove that matches the inner keel 1200, and the bottom of the cross beam 1300 is also provided with a groove that matches the inner keel 1200.

In this embodiment, in order to prevent the longitudinally arranged inner keel 1200 from interfering with the reinforcing bars to be installed and fixed later, the reinforcing bars can be positioned.

In one embodiment, the reinforcing ribs are divided into a first reinforcing rib 1410 and a second reinforcing rib 1420; the inner wall of the bow bottom plate is provided with a first reinforcing rib 1410, the inner wall of the stern bottom plate is provided with a second reinforcing rib 1420, the height of the first reinforcing rib 1410 is larger than that of the second reinforcing rib 1420, the first reinforcing rib 1410 and the second reinforcing rib 1420 which are positioned at the arc forward-leaning position of the bow bottom plate are provided with a plurality of openings, and the area of the plurality of openings gradually decreases along the directions from the bow and stern lines of the ship to the two sides of the ship bottom structure 1100.

In this embodiment, as shown in fig. 1, the first stiffener 1410 not located at the forward arc-leaning position of the bow bottom plate must be solid to ensure that it can satisfy the necessary working strength, while the first stiffener 1410 located at the forward arc-leaning position of the bow bottom plate is smaller in volume and the bow part must not bear excessive pressure, so that an opening can be provided in the middle thereof according to the shape thereof, and the second stiffener 1420 located at the stern bottom plate has a height lower than that of the first stiffener 1410 and does not bear the weight from the deck of the ship, so that only the engine base and other components on the base are supported, so that openings can be provided, the size and number of the openings are determined according to the specific size of the stiffener, and are not specifically limited herein, as long as the structural strength of the bottom structure 1100 is satisfied.

In one embodiment, the bow floor is curved upwardly and the width of the bow floor is less than the width of the stern floor. A plurality of inner keels 1200 are arranged at equal intervals on the bottom structure 1100, and a plurality of reinforcing ribs are arranged at equal intervals on the port side and the starboard side of the bottom structure 1100.

In this embodiment, the internal keel 1200 and the reinforcing rib that set up at equal intervals can be more even dispersion come from the pressure of ship deck department, strengthen the collection rigidity of hull, and the hull bottom bearing structure 1000 of arranging on average is more pleasing to the eye, and rationalize more.

In one embodiment, a ring-shaped hole is formed below the recess 1700, the ring-shaped hole does not interfere with the connection beam 1600, a rib 1800 is provided at a position corresponding to the port side and the starboard side of the outer wall of the bottom structure 1100, the rib 1800 has an acute angle, and the rib 1800 is smoothly connected with the outer wall of the bottom structure 1100.

In this embodiment, the convex ribs 1800 are arranged on the outer walls of the port side and the starboard side of the ship bottom structure 1100, the arrangement positions of the convex ribs 1800 are slightly higher than the waterline of the ship body, the specific shape of the convex ribs 1800 is not limited, and the convex ribs 1800 are generally triangular, so that the strength of the ship body can be increased by the convex ribs 1800, and when the ship body turns or rolls seriously due to other conditions, the function of pressing waves can be effectively played, and the safety of the ship body bottom supporting structure 1000 in the embodiment of the application is improved.

Having described embodiments of the present application, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.

Claims

1. A ship bottom supporting structure is characterized by comprising a ship bottom structure, an inner keel, a cross beam, reinforcing ribs, supporting tubes and connecting beams;

the two sides of the ship bottom structure are arc-shaped, one end of the ship bottom structure, which is close to a bow, inclines upwards by a preset angle, the two sides of the ship bottom structure are contracted towards the middle, the inside of the ship bottom structure is hollow, the upper part and the tail part of the ship bottom structure are provided with openings, the tail part of the ship bottom structure is vertically provided with a tail plate, the tail plate is matched with the tail part opening of the ship bottom structure, and the height of the tail plate is the same as the total height of the ship bottom structure;

the inner wall of the ship bottom structure is longitudinally provided with the inner keels from bow to stern, the number of the inner keels is multiple, the inner keels are fixedly connected with the ship bottom structure, the upper parts of the tail plates are provided with recesses, and the recesses are inverted trapezoids;

the cross beam is perpendicular to the inner keel and fixed in the ship bottom structure, a preset distance is reserved between the cross beam and the tail plate, the shape of the cross beam is matched with that of the inner wall of the ship bottom structure, and the top of the cross beam is flush with that of the ship bottom structure;

the beam divides the ship bottom structure into a bow bottom plate and a stern bottom plate, and a mass containing space is reserved at the upper part of the stern bottom plate;

the number of the supporting tubes is multiple, the supporting tubes are erected on the bow bottom plate along the direction perpendicular to the ship fore-aft line and the ship fore-aft line, the tops of the supporting tubes are flush with the top of the ship bottom structure, a supporting frame is formed at the top of the ship bottom structure, the connecting beam is arranged between the cross beam and the ship bottom plate, and the connecting beam does not interfere with the mass containing space;

the number of strengthening rib is a plurality of, the strengthening rib is on a parallel with the crossbeam sets up on the hull bottom structure inner wall, just strengthening rib fixed mounting be in hull bottom structure both sides bottom.

2. The hull bottom support structure of claim 1, wherein said reinforcing bars include a first reinforcing bar and a second reinforcing bar;

3. The hull bottom support structure according to claim 2, characterized in that a plurality of stringers are fixed vertically below the support frame, said stringers extending to the bottom of the hull bottom structure.

4. The hull bottom supporting structure according to claim 1, wherein the inner keels are arranged on the hull bottom structure at equal intervals, the reinforcing ribs are arranged on the port side and the starboard side of the hull bottom structure at equal intervals, the reinforcing ribs are symmetrical with respect to the fore-aft line of the ship, and the number of the reinforcing ribs is greater than that of the inner keels.

5. The hull bottom supporting structure according to claim 3, wherein a plurality of openings are formed in the first reinforcing rib and the second reinforcing rib at the forward arc-shaped inclination positions of the bow bottom plate, and the area of the plurality of openings gradually decreases from the bow stern line of the ship to the two sides of the hull bottom structure.

6. The hull bottom supporting structure according to claim 1, characterized in that the bottom of the reinforcing rib is provided with a groove matched with the inner keel, and the bottom of the cross beam is also provided with a groove matched with the inner keel.

7. The hull bottom support structure according to claim 1, characterized in that an annular hole is opened below said recess, said annular hole not interfering with said connecting beam.

8. The hull bottom supporting structure according to claim 1, wherein a convex rib is arranged at the position corresponding to the port side and the starboard side of the outer wall of the hull bottom structure, the angle of the convex rib is an acute angle, and the convex rib is smoothly connected with the outer wall of the hull bottom structure.

9. The hull bottom support structure of claim 2, wherein said reinforcing bars are welded to said hull bottom structure, said support tubes are welded to said first reinforcing bars, and said coupling beams are welded to said second reinforcing bars.