CN117048780A

CN117048780A - Suspended ceiling structure with damping function for ship and suspended ceiling assembling method

Info

Publication number: CN117048780A
Application number: CN202311040294.6A
Authority: CN
Inventors: 殷麒淋; 赖云涛; 房马小; 朱瑞广
Original assignee: Shanghai Waigaoqiao Shipbuilding Co Ltd
Current assignee: Shanghai Waigaoqiao Shipbuilding Co Ltd
Priority date: 2023-08-17
Filing date: 2023-08-17
Publication date: 2023-11-14

Abstract

The application relates to the technical field of ship construction, in particular to a suspended ceiling structure with a damping function for a ship and a suspended ceiling assembling method. Marine furred ceiling structure that has shock-absorbing function includes: the keel assembly is formed into a grid-shaped frame structure; the hoisting piece is arranged above the keel assembly; the damping component is arranged between the hoisting piece and the keel component; the damping component comprises a supporting piece and a damping piece; the supporting piece is provided with a first supporting part connected with the keel assembly and a second supporting part connected with the hoisting piece, and the damping piece is connected with the hoisting piece and is attached to the second supporting part; the panel piece is arranged below the keel assembly. The application ensures that the suspended ceiling structure has the shock absorbing function, so that the fine displacement of the suspended ceiling along with the running of the ship can be digested, thereby reducing the damage of the suspended ceiling caused by shock, and prolonging the service life of the safety of the ship; in addition, the assembly method of the suspended ceiling structure is simple and convenient to install, so that the assembly efficiency of the suspended ceiling is improved.

Description

Suspended ceiling structure with damping function for ship and suspended ceiling assembling method

Technical Field

The application relates to the technical field of ship construction, in particular to a suspended ceiling structure with a damping function for a ship and a suspended ceiling assembling method.

Background

The suspended ceiling structure mainly uses keels as a framework and then is assembled with an upper panel, and a conventional suspended ceiling keel base layer in ships such as a mail wheel is hoisted by a large crane to realize a suspended ceiling keel system. Because the ship is rocked along with the rocking in the sailing process, the ceiling is subjected to irregular vibration along with the rocking of the ship, so that the suspended ceiling is easy to generate fine displacement, the ship is subjected to irreparable damage due to accumulation of the daily month, and thus huge loss is caused, and even accidents such as suspended ceiling collapse and the like are easy to occur.

In addition, the existing structure for damping the suspended ceiling of the ship is complex, the installation is inconvenient, the ship construction efficiency is affected, the keel structure or layout is required to be changed greatly, the application effect is not ideal, and potential safety hazards possibly exist.

Disclosure of Invention

Therefore, the application aims to provide a suspended ceiling structure with a damping function for a ship and a suspended ceiling assembling method, so as to solve the problem that the suspended ceiling is easy to generate fine displacement due to vibration caused by shaking of the ship running on the existing suspended ceiling structure.

The first aspect of the present application provides a suspended ceiling structure with a damping function for a ship, wherein the suspended ceiling structure with a damping function for a ship comprises:

the keel assembly is formed into a grid-shaped frame structure;

the hoisting piece is arranged above the keel assembly;

the damping component is arranged between the hoisting piece and the keel component; the damping assembly comprises a support and a damping member; the supporting piece is provided with a first supporting part connected with the keel assembly and a second supporting part connected with the hoisting piece, and the damping piece is connected with the hoisting piece and is attached to the second supporting part;

and the panel member is arranged below the keel assembly.

Preferably, the first support portion and the second support portion are disposed in parallel, and a preset height is formed between the first support portion and the second support portion; the shock absorbing member is disposed between the first support portion and the second support portion.

Preferably, the hanging piece is formed in a screw structure, one end of the hanging piece in the length direction penetrates through the second supporting part to extend between the first supporting part and the second supporting part, and the hanging piece is not in contact with the first supporting part; the damping piece is sleeved on the outer wall of the part, located between the first supporting portion and the second supporting portion, of the lifting piece.

Preferably, the shock absorbing assembly further comprises:

the locking piece is in threaded connection with the hoisting piece, the locking piece is provided with two, the shock-absorbing piece with second supporting part sets up two between the locking piece, make the shock-absorbing piece butt in second supporting part.

Preferably, the shock absorbing assembly further comprises:

the two pressing pieces are arranged, and one pressing piece is arranged between the damping piece and the locking piece attached to the damping piece; the other pressing piece is arranged between the second supporting part and the locking piece attached to the second supporting part;

the projected area of the pressing piece on the plane vertical to the lifting piece is larger than the projected area of the locking piece on the plane vertical to the lifting piece.

Preferably, the panel member comprises a plurality of veneer panels which are arranged in a stacked manner, and an interlayer is formed between two adjacent veneer panels; the shock absorbing assembly further includes a fastener for connecting the deck member and the keel assembly, the fastener comprising:

a first fastener disposed within the interlayer, the first fastener penetrating the veneer of the portion;

and the second fastening piece is arranged at the bottom of the veneer piece and penetrates through all the veneers.

Preferably, the keel assembly comprises a plurality of main keels and a plurality of auxiliary keels arranged below the main keels, the main keels and the auxiliary keels are all formed into strip-shaped structures, the main keels are arranged at intervals along the width direction, and the auxiliary keels are arranged at intervals along the length direction of the main keels;

the damping component is connected with the main joist, and the panel member is connected with the auxiliary joist.

Preferably, the marine suspended ceiling structure with damping function further comprises:

the adjusting piece is sleeved on the circumferential outer wall of the main keel and can slide along the length direction of the main keel, and a connecting part is formed at the bottom of the adjusting piece and used for connecting the auxiliary keel.

Preferably, the shock absorbing member has elasticity, and the shock absorbing member is capable of being compressed when fitted to the support member.

The second aspect of the present application provides a suspended ceiling assembling method, which is applied to the above suspended ceiling structure with damping function for a ship according to any one of the above technical solutions, and the suspended ceiling assembling method includes:

step one, spring wire positioning: ejecting linear marks on the wall cylindrical surface and the ceiling according to the design drawing, and determining the installation positions of the keel assembly and the hoisting piece;

step two, installing the hoisting piece: welding the hoisting pieces on a steel pipe base layer reserved on the top surface of the ship, wherein the distance between the hoisting pieces is 900-1200 mm;

step three, installing the damping component: the supporting piece is assembled on the hoisting piece, and then the damping piece is installed;

step four, installing the keel assembly: assembling the keel assembly to the support and performing rust prevention;

step five, installing the panel member: the panel member is mounted to the bottom of the keel assembly.

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

according to the suspended ceiling structure with the damping function for the ship, the damping component is arranged between the keel component and the hoisting piece, so that the suspended ceiling structure has the damping function, and fine displacement generated by the suspended ceiling along with the ship running can be digested, so that damage of the suspended ceiling caused by vibration is reduced, and the service life of the ship safety is prolonged; in addition, the assembly method of the suspended ceiling structure is simple and convenient to install, so that the assembly efficiency of the suspended ceiling can be improved while the damping effect of the suspended ceiling is improved, the working hours are shortened, the cost is saved, the building speed of a ship is increased, and the building efficiency of the ship is improved.

In order to make the above objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present application, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a suspended ceiling structure with a damping function for a ship according to an embodiment of the present application;

fig. 2 is an enlarged schematic view of the structure a in fig. 1.

Icon: 11-main joists; 12-auxiliary keels; 20-lifting pieces; 30-a shock absorbing assembly; 31-a support; 311-a first support; 312-a second support; 32-a shock absorbing member; 33-locking member; 34-a compression member; 40-panel member; 41-veneer; 51-a first fastener; 52-a second fastener; 60-adjusting piece.

Detailed Description

The following detailed description is provided to assist the reader in obtaining a thorough understanding of the methods, apparatus, and/or systems described herein. However, various changes, modifications, and equivalents of the methods, apparatuses, and/or systems described herein will be apparent after an understanding of the present disclosure. For example, the order of operations described herein is merely an example, and is not limited to the order set forth herein, but rather, obvious variations may be made upon an understanding of the present disclosure, other than operations that must occur in a specific order. In addition, descriptions of features known in the art may be omitted for the sake of clarity and conciseness.

The features described herein may be embodied in different forms and should not be construed as limited to the examples described herein. Rather, the examples described herein have been provided solely to illustrate some of the many possible ways of implementing the methods, devices, and/or systems described herein that will be apparent after understanding the present disclosure.

In the entire specification, when an element (such as a layer, region or substrate) is described as being "on", "connected to", "bonded to", "over" or "covering" another element, it may be directly "on", "connected to", "bonded to", "over" or "covering" another element or there may be one or more other elements interposed therebetween. In contrast, when an element is referred to as being "directly on," directly connected to, "or" directly coupled to, "another element, directly on," or "directly covering" the other element, there may be no other element intervening therebetween.

As used herein, the term "and/or" includes any one of the listed items of interest and any combination of any two or more.

Although terms such as "first," "second," and "third" may be used herein to describe various elements, components, regions, layers or sections, these elements, components, regions, layers or sections should not be limited by these terms. Rather, these terms are only used to distinguish one element, component, region, layer or section from another element, component, region, layer or section. Thus, a first member, component, region, layer or section discussed in examples described herein could also be termed a second member, component, region, layer or section without departing from the teachings of the examples.

For ease of description, spatially relative terms such as "above … …," "upper," "below … …," and "lower" may be used herein to describe one element's relationship to another element as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "upper" relative to another element would then be oriented "below" or "lower" relative to the other element. Thus, the term "above … …" includes both orientations "above … …" and "below … …" depending on the spatial orientation of the device. The device may also be otherwise positioned (e.g., rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The terminology used herein is for the purpose of describing various examples only and is not intended to be limiting of the disclosure. Singular forms also are intended to include plural forms unless the context clearly indicates otherwise. The terms "comprises," "comprising," and "having" are intended to specify the presence of stated features, integers, operations, elements, and/or groups thereof, but do not preclude the presence or addition of one or more other features, integers, operations, elements, and/or groups thereof.

Variations from the shapes of the illustrations as a result, of manufacturing techniques and/or tolerances, are to be expected. Accordingly, the examples described herein are not limited to the particular shapes shown in the drawings, but include changes in shapes that occur during manufacture.

The features of the examples described herein may be combined in various ways that will be apparent upon an understanding of the present disclosure. Further, while the examples described herein have a variety of configurations, other configurations are possible as will be apparent after an understanding of the present disclosure.

According to the present application, there is provided a suspended ceiling structure for a ship having a shock absorbing function, which includes a keel assembly, a hanging member 20, a shock absorbing assembly 30, and a panel member 40.

Hereinafter, a specific structure of the above-described components of the suspended ceiling structure for a ship having a shock absorbing function according to the present embodiment will be described.

In this embodiment, the spine assembly is formed as a grid-like framework structure to form the main body framework of a suspended ceiling structure, with the panel member 40 disposed below the spine assembly; specifically, as shown in fig. 1, the keel assembly includes a plurality of main runners 11 and a plurality of auxiliary runners 12 disposed below the main runners 11, and the main runners 11 and the auxiliary runners 12 are each formed into a strip-shaped structure, wherein the main runners 11 are arranged at intervals along the width direction thereof, and the auxiliary runners 12 are arranged at intervals along the length direction of the main runners 11, so that the keel assembly is spliced into a grid-shaped frame structure. It should be noted that, the main joist 11 and the auxiliary joist 12 may be bar-shaped channel steel or i-steel.

In this embodiment, as shown in FIG. 1, the shock assembly 30 is connected to the main runner 11 and the deck member 40 is connected to the cross runner 12.

In the preferred embodiment, as shown in fig. 1, the marine suspended ceiling structure with a damping function further comprises an adjusting member 60 sleeved on the circumferential outer wall of the main keel 11, the adjusting member 60 can slide along the length direction of the main keel 11, and the bottom of the adjusting member 60 is formed with a connecting part for connecting the auxiliary keels 12, so that the distance between the auxiliary keels 12 can be adjusted to meet the requirements of suspended ceiling layout. Specifically, the adjusting members 60 are formed in a sleeve structure, and a plurality of adjusting members 60 are sleeved on the side walls of the main runners 11 before the auxiliary runners 12 are installed, and then the positions of the adjusting members 60 on the main runners 11 are moved according to the installation positions required by different auxiliary runners 12 so as to facilitate the connection of the auxiliary runners 12, and the auxiliary runners 12 are arranged right below the adjusting members 60 so as to ensure that the auxiliary runners 12 are firmly installed. After the installation position of the cross runner 12 on the main runner 11 is determined, the adjusting member 60 is fixedly connected to the main runner 11, for example, by welding.

In this embodiment, as shown in fig. 1, the lifting members 20 are disposed above the keel assembly for fixing the keel assembly at a desired height, specifically, the lifting members 20 are connected with the main keels 11, a plurality of lifting members 20 are disposed on each main keel 11, and a plurality of lifting members 20 are disposed at intervals along the length direction of the main keels 11, so that each main keel 11 is ensured to be firmly fixed. In a preferred embodiment, the sling 20 is formed in a screw configuration, which facilitates adjustment of the height position of the keel assembly.

In this embodiment, as shown in fig. 1 and 2, a shock absorbing assembly 30 is disposed between the sling 20 and the keel assembly; specifically, the damper assembly 30 includes a support member 31 and a damper member 32, wherein the support member 31 has a first support portion 311 connected to the keel assembly and a second support portion 312 connected to the hanger member 20, the damper member 32 is connected to the hanger member 20 and is attached to the second support portion 312, the damper member 32 has elasticity, and the damper member 32 assembled on the support member 31 can be compressed to avoid the hanger member 20 and the keel assembly forming a rigid connection, so that the suspended ceiling structure has a shock absorbing function, and thus, fine displacement of the suspended ceiling generated along with the running of the ship can be digested, thereby reducing damage of the suspended ceiling caused by shock.

In the present embodiment, the shock absorbing member 32 is abutted between the hanging member 20 and the second supporting portion 312 in a micro-compressed state, thereby ensuring the shock absorbing effect; the shock absorbing member 32 after the assembly can be further compressed so that it can absorb shock generated during the traveling of the ship. The shock absorbing member 32 may employ a spring.

More specifically, in the present embodiment, as shown in fig. 1 and 2, the first support portion 311 and the second support portion 312 are each formed in a plate-like structure and arranged in parallel, and the damper 32 is disposed between the first support portion 311 and the second support portion 312 with a predetermined height therebetween, so as to form a space for assembling other components in the damper assembly 30 and a space capable of adjusting the height of the keel assembly.

In this embodiment, as shown in fig. 1 and 2, the supporting member 31 is formed into a frame structure of a shape like a Chinese character 'kou', which is convenient to manufacture and supports more uniformly to ensure the installation stability of the suspended ceiling, specifically, the first supporting portion 311 is located at the bottom of the frame structure of the shape like a Chinese character 'kou', and the second supporting portion 312 is located at the top of the frame structure of the shape like a Chinese character 'kou'.

Further, in the present embodiment, as shown in fig. 1 and 2, one end of the sling 20 in the length direction penetrates the second supporting portion 312 so that one end of the sling 20 can extend between the first supporting portion 311 and the second supporting portion 312, the installation position of the panel member 40 can be adjusted by adjusting the length of the sling 20 extending between the first supporting portion 311 and the second supporting portion 312, and furthermore, the damper 32 is fitted around the outer wall of the part of the sling 20 located between the first supporting portion 311 and the second supporting portion 312. It should be noted that the hanging member 20 does not contact the first supporting portion 311, so that the shock absorbing member 32 can absorb the shock between the hanging member 20 and the keel assembly.

In order to ensure the capability of the shock absorbing member 32 to absorb shock, in this embodiment, as shown in fig. 2, the shock absorbing assembly 30 further includes locking members 33 screwed to the lifting member 20, specifically, two locking members 33 are provided, and the shock absorbing member 32 and the second supporting portion 312 are disposed between the two locking members 33, so that the shock absorbing member 32 can be abutted to the second supporting portion 312 in a slightly compressed state, thereby enabling even small shock to be immediately absorbed, so as to avoid damage to the ship, which cannot be repaired due to accumulation of daily life. In this embodiment, the locking member 33 is a nut.

Further, in this embodiment, as shown in fig. 2, the damper assembly 30 further includes two pressing members 34, where two pressing members 34 are provided corresponding to the locking members 33, and one pressing member 34 is disposed between the damper member 32 and the locking member 33 attached to the damper member 32; the other pressing member 34 is disposed between the second supporting portion 312 and the locking member 33 attached to the second supporting portion 312, and the projected area of the pressing member 34 on the plane perpendicular to the hanging member 20 is larger than the projected area of the locking member 33 on the plane perpendicular to the hanging member 20, so that the bearing areas of the second supporting portion 312 and the shock absorbing member 32 are increased, and the locking member 33 is prevented from loosening. In this embodiment, the hold-down 34 is a spacer.

Further, in the present embodiment, as shown in fig. 1, the panel member 40 includes a plurality of veneer panels 41 arranged in a stacked manner, with an interlayer being formed between two adjacent veneer panels 41, so that the panel member 40 has a certain thickness.

To ensure that the deck member 40 is securely mounted to the keel assembly, in this embodiment, as shown in fig. 1, the shock absorbing assembly 30 further includes a fastener for connecting the deck member 40 to the keel assembly, which may be a screw including a male head portion and a shank portion having a length. Specifically, the fasteners include a first fastener 51 and a second fastener 52, wherein the head of the first fastener 51 is disposed within the sandwich between the two veneers 41 and the stem portion of the first fastener 51 extends through the partial veneers 41 and toward the keel assembly; the heads of the second fasteners 52 are disposed at the bottom of the panel member 40, and the stems of the second fasteners 52 extend through all of the trim panels 41, such that the first fasteners 51 share a portion of the load bearing capacity for the second fasteners 52, thereby ensuring a secure mounting of the panel member 40.

The mounting positions of the first fastener 51 and the second fastener 52 are offset from each other to avoid mounting interference.

In a preferred embodiment, the number of fasteners in each set is the same as the number of trim panels 41 in the panel member 40, such that each interlayer, as well as the bottom of the panel member 40, is provided with a head of fasteners. The first and second fasteners 51, 52, … … of each set of fasteners extend sequentially through one and both trim panels 41.

According to the suspended ceiling structure with the damping function for the ship, the damping component is arranged between the keel component and the hoisting piece, so that the suspended ceiling structure has the damping function, and fine displacement generated by the suspended ceiling along with the ship running can be digested, so that damage of the suspended ceiling caused by vibration is reduced, and the service life of the ship safety is further prolonged; in addition, the suspended ceiling structure has the advantages of simple structure, fewer parts and convenience in installation, so that the working hours can be shortened, the cost can be saved, the building speed of the ship can be increased, and the building efficiency of the ship can be improved.

According to the second aspect of the application, the method for assembling the suspended ceiling is applied to implementation of the suspended ceiling structure with the damping function for the ship.

In this embodiment, the ceiling assembling method includes:

step one, spring wire positioning: ejecting linear marks on the cylindrical surface of the wall and the ceiling according to the design drawing, and determining the installation positions of the keel assembly and the hoisting piece, specifically, ejecting the linear marks according to the setting positions of the keel assembly, and determining the installation positions of the hoisting piece according to the installation positions of the main keels; the distance of the linear marks is between 900mm and 1200mm;

step two, installing a hoisting piece: welding a hoisting piece on a steel pipe base layer reserved on the top surface of a ship, wherein the size of the hoisting piece is phi 8 mm-phi 10mm; the distance between the hoisting pieces is 900-1200 mm; when the installation position of the hoisting piece interferes with equipment and a pipeline, a local steel structure conversion layer is required to be added;

step three, installing a damping component: the supporting piece is assembled on the hoisting piece, the damping piece is installed, and the distance between the end part of the hoisting piece and the main keel is not more than 300mm;

step four, installing a keel assembly: the keel assembly is assembled on the supporting piece, and rust-proof treatment is carried out, specifically, the main keel is welded with the first supporting portion, the installation position of the auxiliary keel on the main keel is determined, the adjusting piece is welded on the main keel to fix the adjusting piece after the adjusting piece is moved to the installation position, then the auxiliary keel is installed on the connecting portion of the adjusting piece, and the distance between the adjacent auxiliary keels is 300mm to 400 mm;

step five, mounting the surface plate: the panel member is mounted at the bottom of the keel assembly by a plurality of sets of fasteners, each set of fasteners including a plurality of screws, each screw extending through the veneer in a different number.

According to the ceiling assembling method, the accurate installation position of the keel assembly can be determined through spring wire positioning, so that a good foundation is laid for installing the ceiling; the suspended ceiling has a simple structure, is convenient to assemble, can effectively save the working hours required by assembling the suspended ceiling, and saves the cost; therefore, the damage of the suspended ceiling caused by vibration is reduced, the construction quality of the ship is guaranteed, the construction speed of the ship is increased, and the construction efficiency of the ship is improved.

Finally, it should be noted that: the above examples are only specific embodiments of the present application, and are not intended to limit the scope of the present application, but it should be understood by those skilled in the art that the present application is not limited thereto, and that the present application is described in detail with reference to the foregoing examples: any person skilled in the art may modify or easily conceive of the technical solution described in the foregoing embodiments, or perform equivalent substitution of some of the technical features, while remaining within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present application, and are intended to be included in the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a marine furred ceiling structure that has shock-absorbing function, its characterized in that, marine furred ceiling structure that has shock-absorbing function includes:

the keel assembly is formed into a grid-shaped frame structure;

the hoisting piece is arranged above the keel assembly;

and the panel member is arranged below the keel assembly.

2. The suspended ceiling structure with a shock absorbing function for a ship according to claim 1, wherein the first supporting portion and the second supporting portion are arranged in parallel, and a preset height is formed between the first supporting portion and the second supporting portion; the shock absorbing member is disposed between the first support portion and the second support portion.

3. The suspended ceiling structure with a shock absorbing function for a ship according to claim 1, wherein the hanging piece is formed in a screw structure, one end of the hanging piece in a length direction penetrates the second supporting portion to extend between the first supporting portion and the second supporting portion, and the hanging piece is not in contact with the first supporting portion; the damping piece is sleeved on the outer wall of the part, located between the first supporting portion and the second supporting portion, of the lifting piece.

4. A marine suspended ceiling structure with damping function as set forth in claim 3, wherein the damping assembly further comprises:

5. The marine suspended ceiling structure with damping function of claim 4, wherein the damping assembly further comprises:

6. The suspended ceiling structure with a damping function for a ship according to claim 1, wherein the panel member comprises a plurality of laminated veneer panels, and an interlayer is formed between two adjacent veneer panels; the shock absorbing assembly further includes a fastener for connecting the deck member and the keel assembly, the fastener comprising:

7. The suspended ceiling structure with a damping function for a ship according to claim 1, wherein the keel assembly comprises a plurality of main keels and a plurality of auxiliary keels arranged below the main keels, the main keels and the auxiliary keels are all formed into a strip-shaped structure, the main keels are arranged at intervals along the width direction, and the auxiliary keels are arranged at intervals along the length direction of the main keels;

8. The suspended ceiling structure with a shock absorbing function for a ship according to claim 7, further comprising:

9. The suspended ceiling structure with a shock absorbing function for a ship according to claim 1, wherein the shock absorbing member has elasticity, and the shock absorbing member is mounted on the support member so as to be compressible.

10. A ceiling assembling method applied to the marine ceiling structure with a shock absorbing function as set forth in any one of claims 1 to 9, wherein the ceiling assembling method includes: