CN218060945U

CN218060945U - Floor structure

Info

Publication number: CN218060945U
Application number: CN202220786438.7U
Authority: CN
Inventors: 张英; 申靖宇
Original assignee: Guangzhou Urban Planning Survey and Design Institute
Current assignee: Guangzhou Urban Planning Survey and Design Institute
Priority date: 2022-04-06
Filing date: 2022-04-06
Publication date: 2022-12-16
Anticipated expiration: 2032-04-06

Abstract

The utility model relates to the technical field of building construction, in particular to a floor structure, which comprises a first floor slab, wherein the middle part of the first floor slab is provided with a groove with an upward opening, a second floor slab is arranged in the groove, the bottom end of the second floor slab is provided with a supporting structure, the second floor slab and the bottom wall of the groove are arranged at intervals up and down and form a transverse air duct, the second floor slab is provided with a first vertical air port communicated with the transverse air duct, the bottom wall of the groove is provided with a second vertical air port communicated with the transverse air duct, and the lower end edge of the second vertical air port is connected with an air exhaust device communicated with the second vertical air port; the second vertical air port, the transverse air duct and the first vertical air port form a structural air duct inside the floor, air supply and exhaust pipelines do not need to be hung on a ceiling, the indoor clear height with a ventilation structure cannot be reduced, and the requirement of exhausting air in the indoor space of a building with high requirement on the indoor clear height is met.

Description

Floor structure

Technical Field

The utility model relates to a building construction technical field especially relates to a floor ground structure.

Background

When the door and window opening can not meet the indoor ventilation requirement, an air supply and exhaust pipeline needs to be additionally arranged to supply air or exhaust air to the indoor environment. At present, an indoor air supply and exhaust pipeline is generally hung on a ceiling, the indoor clear height of the air supply and exhaust pipeline hung on the ceiling can be reduced, and the air supply and exhaust requirement of indoor space with high requirement on indoor clear height cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the air supply and exhaust pipeline hung on the ceiling can reduce the indoor clear height of the air exhaust pipeline, and cannot meet the air exhaust requirement of the building indoor space with higher requirement on the indoor clear height.

In order to solve the technical problem, the utility model aims to provide a floor structure, which comprises a first floor slab fixedly arranged on a lower layer beam column structure, wherein the middle part of the first floor slab is provided with a groove with an upward opening, a second floor slab is arranged in the groove and at a distance from the bottom wall of the groove, and the bottom end of the second floor slab is provided with a supporting structure;

the second floor plate and the bottom wall of the groove form a transverse air duct at intervals, the second floor plate is provided with a first vertical air port communicated with the transverse air duct, the bottom wall of the groove is provided with a second vertical air port communicated with the transverse air duct, and the lower end edge of the second vertical air port is connected with an exhaust device communicated with the second vertical air port.

As a preferred scheme, the first vertical air opening and the second vertical air opening are horizontally arranged in a staggered mode.

As a preferred scheme, the second vertical air openings are formed in the middle of the bottom wall of the groove, the first vertical air openings are arranged at intervals along the edge of the second floor slab, and each first vertical air opening is communicated with the transverse air duct.

Preferably, the upper end of each first vertical air port is covered with an air guide grid.

Preferably, each first vertical air inlet is provided with a filter, and each filter is arranged below the corresponding air guide grid.

Preferably, the air exhaust device comprises a static pressure box connected to the lower end of the second vertical air port and an air pipe connected with the static pressure box, the air pipe is fixedly connected to the lower end of the first floor or the lower-layer beam column structure, and the other end of the air pipe is connected with a fan.

Preferably, sealing gaskets are arranged between the static pressure box and the edge of the second vertical air opening and between the static pressure box and the air pipe.

Preferably, the outer side of the static pressure box and the outer side of the air pipe are both wrapped with soundproof cotton.

Preferably, the air pipe is a galvanized metal pipe.

Preferably, the support structure comprises a convex rib arranged in the middle of the lower end of the second floor, and the lower end of the convex rib penetrates through the bottom wall of the groove and is fixedly connected with the lower-layer beam-column structure.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the floor structure of the utility model, the middle part of the first floor is provided with a groove with an upward opening, a second floor is arranged in the groove, the bottom end of the second floor is provided with a support structure extending downwards, the lower end of the support structure is fixedly connected with the bottom wall of the groove or the lower end of the support structure passes through the bottom wall of the groove and is fixedly connected with the lower layer beam column structure, so that the second floor and the bottom wall of the groove are arranged at intervals up and down and form a transverse air duct, the bottom wall of the groove is provided with a second vertical air port communicated with the transverse air duct, and the second floor is provided with a first vertical air port communicated with the transverse air duct and horizontally staggered with the first air duct; the second vertical air port, the transverse air duct and the first vertical air port form a structural air duct inside the floor, and the air exhaust device arranged at the edge of the lower end of the second vertical air port supplies air into the structural air duct or pumps indoor air to the outside, so that an air supply and exhaust pipeline does not need to be hung on a ceiling, the indoor clear height with a ventilation structure cannot be reduced, and the requirement of exhausting air in a building indoor space with higher requirement on the indoor clear height is met.

Drawings

Fig. 1 is a plan view of a floor structure of the present invention;

FIG. 2 isbase:Sub>A cross-sectional view taken at A-A in FIG. 1;

in the figure, 1, a first floor slab; 11. a groove; 2. a second floor slab; 3. a transverse air duct; 4. a second vertical tuyere; 5. a first vertical tuyere; 6. a wind guide grid; 7. a static pressure box; 8. an air duct; 9. a lower layer upright post; 10. and (4) an upper-layer upright post.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, which are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

As shown in fig. 1 and 2, the floor structure of the present invention isbase:Sub>A preferred embodiment of the floor structure, wherein fig. 1 isbase:Sub>A view of the beam column structure of the present invention at B-B in fig. 2, fig. 2 isbase:Sub>A cross-sectional view atbase:Sub>A-base:Sub>A in fig. 1, the floor structure of the present embodiment includesbase:Sub>A first floor slab 1 fixedly disposed on the lower beam column structure,base:Sub>A groove 11 with an upward opening is disposed in the middle of the first floor slab 1,base:Sub>A second floor slab 2 is disposed in the groove 11,base:Sub>A support structure extending downward is disposed at the bottom end of the second floor slab 2, the lower end of the support structure is fixedly connected with the bottom wall of the groove 11 or the lower end of the support structure passes through the bottom wall of the groove 11 and is fixedly connected with the lower beam column structure, so that the second floor slab 2 and the bottom wall of the groove 11 are spaced up and down; the second floor 2 forms horizontal wind channel 3 with the interval between the diapire of recess 11, and the diapire of recess 11 is equipped with the vertical wind gap 4 of second with horizontal wind channel 3 intercommunication, and second floor 2 is equipped with the first vertical wind gap 5 that communicates with horizontal wind channel 3 and with the horizontal dislocation of the vertical wind gap 4 of second. The second vertical air port 4, the transverse air duct 3 and the first vertical air port 4 form a structural air duct inside the floor, so that an air supply and exhaust pipeline does not need to be hung on a ceiling, the indoor clear height with a ventilation structure cannot be reduced, and the requirement of exhausting air in the indoor space of a building with a high requirement on the indoor clear height is met. In addition, first vertical wind gap and the horizontal dislocation of second vertical wind gap are arranged, can avoid falling to second vertical wind gap 4 from the object that the upper end opening part of first vertical wind gap 5 got into in the first vertical wind gap 5. Specifically, the second vertical tuyere 4 is arranged in parallel with the first vertical tuyere 5.

Wherein, the setting of second vertical wind gap 4 is at the diapire middle part of recess 11, and first vertical wind gap 5 is provided with a plurality ofly along the marginal interval of second floor 2, and each first vertical wind gap 5 all communicates with horizontal wind channel 3. The specific setting position of each first vertical air port can be flexibly adjusted according to indoor arrangement, so that the first vertical air ports can be arranged on the floor at intervals, and ventilation is more uniform.

In order to avoid indoor objects from falling into the first vertical air ports 5 and ensure that the ventilation performance of the first vertical air ports 5 is excellent, in the embodiment, the upper end of each first vertical air port 5 is covered with an air guide grid 6. Specifically, the air guide grille 6 is a one-way air exhaust inclined metal shutter, and blades of the metal shutter are obliquely arranged towards the second vertical air port to form an oblique air supply flow inclining downwards. The air can flow in the structural air duct conveniently. The form of the metal shutter can be combined with floor finish practices or furniture arrangements for uniform finishing, taking into account aesthetic requirements.

Furthermore, each first vertical air port 5 is internally provided with a filter, and each filter is uniformly arranged below the corresponding air guide grid 6. When supplying air to the room, filter 6 can filter the air that gets into the room, improves the indoor air quality, and when will indoor discharge to outdoor, filter 6 can avoid indoor debris to get into the structure wind channel, guarantees the stability that the structure wind channel used.

Wherein, the lower extreme of second vertical wind gap 4 is connected with static pressure case 7, and static pressure case 7 is connected with tuber pipe 8, and tuber pipe 8 fixed connection is on first floor 1 lower extreme or lower floor beam column structure, and the other end of tuber pipe 8 is connected with the fan. The static pressure box 7 can stabilize the air flow in the structural air duct, reduce the vibration of the air flow and reduce the noise generated by the structural air duct.

Specifically, lower floor's beam column structure including set up at lower floor's stand 9 of floor lower extreme and with a plurality of lower floor's crossbeams of the upper end fixed connection of lower floor's stand 9, bearing structure is including setting up the protruding muscle 21 at 2 lower extreme middle parts of second floor, the lower extreme of protruding muscle 21 pass the diapire of recess 11 and with lower floor's beam column structure fixed connection. In this embodiment, the lower ends of the ribs 21 are fixedly connected to the upper end of the lower-layer column 9, the second vertical air ports 4 are arranged at intervals along the circumferential side of the lower-layer column 9, and the lower ends of the second vertical air ports 4 are connected to the plenum box 7. The upper end of the second floor 2 is fixedly connected with an upper-layer upright post 10, and a plurality of upper-layer cross beams are arranged at the upper end of the upper-layer upright post 10.

In order to further reduce the noise of the fan during operation, the outside of the static pressure box 7 and the outside of the air pipe 8 are wrapped with soundproof cotton. In order to ensure the sealing property of the connection between the static pressure box 7 and the second vertical air port 4 and the air duct 8, in this embodiment, sealing gaskets are respectively arranged between the static pressure box 7 and the edge of the second vertical air port 4 and between the static pressure box 7 and the air duct 8.

In this embodiment, the air duct 8 is a galvanized metal pipe, thereby improving the weather resistance of the air duct 8.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be considered as the protection scope of the present invention.

Claims

1. The floor structure is characterized by comprising a first floor (1) fixedly arranged on a lower-layer beam column structure, wherein a groove (11) with an upward opening is formed in the middle of the first floor (1), a second floor (2) is arranged in the groove (11) and at a distance from the bottom wall of the groove, and a supporting structure is arranged at the bottom end of the second floor (2);

the second floor (2) and the interval between the bottom walls of the grooves (11) form a transverse air duct (3), the second floor (2) is provided with a first vertical air port (5) communicated with the transverse air duct (3), the bottom walls of the grooves (11) are provided with a second vertical air port (4) communicated with the transverse air duct (3), and the lower end edge of the second vertical air port (4) is connected with an air exhaust device communicated with the second vertical air port (4).

2. The floor structure according to claim 1, characterized in that said first vertical tuyere (5) and said second vertical tuyere (4) are horizontally staggered.

3. The floor structure according to claim 1, characterized in that said second vertical tuyere (4) is arranged in the middle of the bottom wall of said groove (11), said first vertical tuyere (5) is arranged in plurality at intervals along the edge of said second floor (2), each of said first vertical tuyere (5) is communicated with said transverse air duct (3).

4. A floor structure according to claim 3, characterized in that the upper end of each of said first vertical tuyeres (5) is covered with an air guiding grille (6).

5. The floor structure according to claim 4, characterized in that a filter is arranged in each first vertical air opening (5), and each filter is arranged below the corresponding air guide grille (6).

6. The floor structure according to claim 1, wherein the air exhaust device comprises a static pressure box (7) connected to the lower end of the second vertical air port (4) and an air pipe (8) connected to the static pressure box (7), the air pipe (8) is fixedly connected to the lower end of the first floor (1) or the lower-layer beam column structure, and the other end of the air pipe (8) is connected to a fan.

7. Floor structure according to claim 6, characterized in that gaskets are provided between the static pressure box (7) and the edge of the second vertical tuyere (4), between the static pressure box (7) and the air duct (8).

8. The floor structure according to claim 6, characterized in that the outside of the plenum box (7) and the outside of the air duct (8) are both wrapped with soundproof cotton.

9. The floor structure according to claim 6, characterized in that the air duct (8) is a galvanized metal tube.

10. A floor structure according to claim 1, characterized in that the support structure comprises a rib (21) provided in the middle of the lower end of the second floor (2), the lower end of the rib (21) passing through the bottom wall of the groove (11) and being fixedly connected to the lower beam-column structure.