CN211172637U

CN211172637U - Fireproof separation ceiling and building structure

Info

Publication number: CN211172637U
Application number: CN201921310979.7U
Authority: CN
Inventors: 曾政; 龚可军; 冯路路; 纪宏喜; 黄世佳; 高杰; 刘品; 朱性文
Original assignee: China Construction Steel Structure Corp Ltd
Current assignee: China Construction Science and Industry Corp Ltd
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-08-04
Anticipated expiration: 2029-08-09

Abstract

The utility model relates to a construction technical field. The utility model discloses a furred ceiling and building structure are separated in fire prevention. Wherein, a scheme of fire prevention separation furred ceiling includes main part skeleton and first PLASTIC LAMINATED, and the main part skeleton includes a plurality of first main joist along horizontal setting and interval distribution to and a plurality of first time fossil fragments along vertical setting and interval distribution, fixed connection between first main joist and the first time fossil fragments, first PLASTIC LAMINATED is connected in the bottom of main part skeleton. The fireproof partition ceiling can meet the requirement for constructing fireproof partitions, and meanwhile, the self weight of the ceiling is lower than that of a reinforced concrete floor slab, so that the overall load of the structure can be effectively reduced; furthermore, the utility model discloses a furred ceiling installation is simple, can reduce the construction degree of difficulty, improves the efficiency of construction.

Description

Fireproof separation ceiling and building structure

Technical Field

The utility model belongs to the technical field of the construction and specifically relates to a furred ceiling and building structure are separated in fire prevention.

Background

The large-span space truss structure has the advantages of attractive appearance, reasonable stress, strong spanning capability, light weight, low manufacturing cost and the like, and is widely applied to roofs of buildings such as stadiums, exhibition centers and the like in recent years. In order to ensure the functional requirements of the venue, functional rooms are often arranged around the venue and used for office work, equipment placement and the like, but the fireproof separation of the top layer position of the truss structure in the functional rooms is always a difficult point, the common fireproof separation mode is a vertical fireproof partition construction mode, a reinforced concrete floor is generally adopted as the top layer floor of the functional room when the vertical fireproof partition is constructed, however, the height of the top layer of the venue functional room is higher for meeting the hanging requirements of the equipment, the construction of the concrete floor is more difficult, meanwhile, the self weight of the reinforced concrete floor is larger, and the whole load of the venue can be increased.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the utility model is to provide a furred ceiling is separated in fire prevention compares in the mode that utilizes reinforced concrete floor to found perpendicular fire prevention subregion, can reduce the dead weight and the construction degree of difficulty under the prerequisite that satisfies the fire prevention demand, improves the efficiency of construction.

The second purpose of the utility model is to provide an use building structure of above-mentioned fire prevention partition furred ceiling.

The utility model adopts the technical proposal that:

the first aspect provides a fire prevention partition furred ceiling, including main part skeleton and first PLASTIC LAMINATED, the main part skeleton includes a plurality of first main joist along horizontal setting and interval distribution to and a plurality of first time fossil fragments along vertical setting and interval distribution, first main joist with fixed connection between the first time fossil fragments, first PLASTIC LAMINATED connect in the bottom of main part skeleton.

Further, still include first panel, first panel is connected in the top of main part skeleton.

Further, the first panel is a waterproof panel made of a galvanized iron plate or an aluminum magnesium manganese plate.

Still further, the fire protection plate further comprises a filler, and the filler is filled between the first fire protection plate and the first panel.

Further, the filler is rock wool.

Still further, the filler is soundproof cotton.

Further, the top and the bottom of main part skeleton all are connected with first PLASTIC LAMINATED.

Further, the first fireproof plate is a cement fiberboard or a fireproof gypsum board.

Further, still include passageway skeleton, second PLASTIC LAMINATED and second panel, passageway skeleton fixed connection be in the side of main part skeleton, including a plurality of edges vertically set up and interval distribution's second main joist, and a plurality of edges transversely set up and interval distribution's second secondary fossil fragments, second main joist with fixed connection between the second secondary fossil fragments, the second PLASTIC LAMINATED connect in the top of passageway skeleton, the second panel connect in the top of second PLASTIC LAMINATED.

In a second aspect, the invention provides a building structure, which comprises a main structure beam and the fireproof separation ceiling, wherein two sides of the main framework are respectively connected to the main structure beam.

The utility model has the advantages that:

the utility model discloses a scheme of furred ceiling is through setting up the main part skeleton that is formed by first main joist and first fossil fragments are connected to and connect first PLASTIC LAMINATED in the bottom of main part skeleton, makes the utility model discloses a furred ceiling can satisfy the requirement of constructing the fire prevention subregion, and the dead weight of furred ceiling is less than reinforced concrete floor simultaneously, can effectively reduce the whole load of structure; furthermore, the utility model discloses a furred ceiling installation is simple, can reduce the construction degree of difficulty, improves the efficiency of construction.

Drawings

Fig. 1 is a schematic cross-sectional view of a first embodiment of the fire-proof partition ceiling of the present invention, wherein the ceiling is cut off, and the hidden part has the same structure as the cut-off line;

FIG. 2 is a top view of a first embodiment of the present invention of a fire rated drop ceiling with a first panel and filler concealed;

fig. 3 is a cross-sectional view of a first embodiment of the building structure of the invention, with the filling hidden, in a transverse direction.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which function is to supplement the description of the text part of the specification with figures, so that each technical feature and the whole technical solution of the present invention can be understood visually and vividly, but it cannot be understood as a limitation to the scope of the present invention.

In the description of the present invention, if an orientation description is referred to, for example, the directions or positional relationships indicated by "upper", "lower", "front", "rear", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, only for convenience of description and simplification of description, and it is not intended to indicate or imply that the device or element 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 invention. If a feature is referred to as being "disposed," "secured," or "connected" to another feature, it can be directly disposed, secured, or connected to the other feature or be indirectly disposed, secured, or connected to the other feature.

In the description of the present invention, if "a plurality" is referred to, it means one or more, if "a plurality" is referred to, it means two or more, if "more than", "less than" or "more than" is referred to, it is understood that the number is not included, and if "more than", "less than" or "within" is referred to, it is understood that the number is included. If reference is made to "first" or "second", this should be understood to distinguish between features and not to indicate or imply relative importance or to implicitly indicate the number of indicated features or to implicitly indicate the precedence of the indicated features.

In addition, unless defined otherwise, technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1 and 2, fig. 1 shows a schematic cross-sectional view of a first embodiment of the fire-barrier suspended ceiling of the present invention, and fig. 2 shows a top view of a first embodiment of the fire-barrier suspended ceiling of the present invention. As shown in the figure, the fireproof partition ceiling of the embodiment comprises a first main keel 1, a first secondary keel 2, a first fireproof plate 3, a first panel 4, a filler 5, a second main keel 6, a second secondary keel 7, a second fireproof plate 8 and a second panel 9.

The present embodiment includes a plurality of first main runners 1 arranged in a transverse direction and spaced apart from each other, and a plurality of first secondary runners 2 arranged in a longitudinal direction and spaced apart from each other, where the terms "transverse" and "longitudinal" are used to refer to a relative state between the first main runners 1 and the first secondary runners 2, that is, the first main runners 1 and the first secondary runners 2 should be crossed. Fixed connection between first main joist 1 and the primary joist 2 to form the main body skeleton of furred ceiling. The first main keel 1 and the first secondary keel 2 in the embodiment are square pipes. Because the main part skeleton comprises a plurality of interval distribution's first main joist 1 and first keel 2, and first main joist 1 all adopts light component with first keel 2, therefore the quality of main part skeleton can obtain greatly reducing.

The bottom of main part skeleton is connected with first PLASTIC LAMINATED 3, and first PLASTIC LAMINATED 3 covers the most region of main part skeleton bottom in this embodiment, only leaves the region that is used for being connected with the external structure roof beam in the left and right sides of main part skeleton. The first fireproof plate 3 can block combustion, and the purpose of ceiling fireproof separation is achieved. The first flame retardant panel 3 in this embodiment is made of a cement fiberboard.

The top of main part skeleton is connected with first panel 4, and first panel 4 in this embodiment covers the whole top of main part skeleton, and it adopts waterproof galvanized iron plate to make, and first panel 4 can form when the seepage appears in the big roofing of structure and effectively block, avoids the further seepage of rainwater to the function room in, and the furred ceiling of this embodiment both can satisfy the requirement of fire prevention subregion promptly, has waterproof function simultaneously concurrently.

First main joist 1 still fills with first time fossil fragments 2 and has filler 5, and filler 5 in this embodiment is the rock wool, further can play fire-retardant and heat retaining effect.

In order to facilitate the post-maintenance and overhaul of the electromechanical equipment, the pipeline and the like on the suspended ceiling, the channel for passing maintenance personnel is further arranged in the embodiment. The passageway includes passageway skeleton, second PLASTIC LAMINATED 8 and second panel 9, and passageway skeleton monolithic stationary is at the side of main part skeleton, including a plurality of second main joist 6 along vertical setting and interval distribution to and a plurality of second keel 7 along horizontal setting and interval distribution, second main joist 6 respectively with first main joist 1, 2 fixed connection of first keel, second keel 7 fixed connection is on second main joist 6. Second PLASTIC LAMINATED 8 connects in the top of passageway skeleton, and second panel 9 connects in the top of second PLASTIC LAMINATED 8, and second PLASTIC LAMINATED 8 in this embodiment adopts fire-retardant board, and second panel 9 adopts cement fiberboard, and fire prevention requirement and bearing requirement can be compromise to two-layer structure. The second main keel 6 and the second secondary keel 7 in this embodiment are square pipes.

Compare in the mode through the vertical fire prevention subregion of reinforced concrete floor structure, the dead weight of this embodiment furred ceiling obtains reducing significantly (can reduce about 3/4 with thickness reinforced concrete floor weight), can effectively reduce the whole load of structure, and each component of furred ceiling all can be prepared in advance simultaneously, compares and to reduce the installation degree of difficulty in the reinforced concrete floor that needs cast in situ, and the efficiency of construction is higher.

Second embodiment

The difference between this embodiment and the first embodiment is that the first main joist 1, the first sub-joist 2, the second main joist 6 and the second sub-joist 7 can also adopt C-shaped steel, H-shaped steel or i-shaped steel.

Third embodiment

This embodiment differs from the first embodiment in that the first fire protection plate 3 may also be a fire-proof plasterboard.

Fourth embodiment

The present embodiment differs from the first embodiment in that the first fire-proof plate 3 is fixedly connected to both the top and the top of the main body frame if the ceiling does not have a waterproof requirement.

Fifth embodiment

This embodiment differs from the first embodiment in that acoustic insulation cotton may be used as the filler 5 if the suspended ceiling also has acoustic insulation requirements.

Sixth embodiment

This embodiment differs from the first embodiment in that the channel frame, second fire shield 8 and second panel 9 may not be provided if the suspended ceiling is not occupied by a person.

Seventh embodiment

The present embodiment is different from the first embodiment in that the first panel 4 may also be an aluminum magnesium manganese (almmn) panel.

The utility model also discloses a building structure, refer to fig. 3, show that building structure first embodiment is along horizontal cross-sectional view, as shown in the figure, building structure is including the major structure roof beam 10 that is located both sides, and the furred ceiling spanes between major structure roof beam 10, and the both sides of main part skeleton are connected respectively on the major structure roof beam 10 of both sides.

While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims. Furthermore, the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

Claims

1. The utility model provides a fire prevention partition furred ceiling, its characterized in that includes main part skeleton and first PLASTIC LAMINATED, the main part skeleton includes a plurality of first main joist along horizontal setting and interval distribution to and a plurality of first time fossil fragments along vertical setting and interval distribution, first main joist with fixed connection between the first time fossil fragments, first PLASTIC LAMINATED connect in the bottom of main part skeleton.

2. The fire rated drop ceiling of claim 1, further comprising a first panel attached to a top portion of the main body framework.

3. The fire rated suspended ceiling of claim 2, wherein the first panel is a flashing made of galvanized iron sheet or aluminum magnesium manganese sheet.

4. The fire rated drop ceiling of claim 2, further comprising a filler filled between the first fire retardant panel and the first panel.

5. The fire rated drop ceiling of claim 4, wherein the filler is rock wool.

6. The fire rated drop ceiling of claim 4, wherein the filler is acoustic wool.

7. The fire rated drop ceiling of claim 1, wherein the first fire shield is attached to both the top and bottom of the main body framework.

8. The fire resistant false ceiling of claim 1, wherein the first fire resistant panel is a cement fiberboard or a fire resistant gypsum board.

9. The fireproof partition ceiling of claim 1, further comprising a channel framework, a second fireproof plate and a second panel, wherein the channel framework is fixedly connected to the side edge of the main framework and comprises a plurality of second main keels which are longitudinally arranged and distributed at intervals and a plurality of second secondary keels which are transversely arranged and distributed at intervals, the second main keels are fixedly connected with the second secondary keels, the second fireproof plate is connected to the top of the channel framework, and the second panel is connected to the top of the second fireproof plate.

10. A building structure comprising a main structural beam, and further comprising a fire rated suspended ceiling as claimed in any one of claims 1 to 9, wherein both sides of the main framework are attached to the main structural beam, respectively.