CN216948780U - Connecting node of anti-bank of full prefabricated bathroom and roof beam - Google Patents

Abstract

The utility model discloses a connecting node of a full-prefabricated toilet reverse ridge and a beam, which comprises: prefabricated bottom plate, vertical superposed beam and anti-bank, wherein, vertical superposed beam sets up in the side of prefabricated bottom plate, and anti-bank sets up in the top of vertical superposed beam, and anti-bank disposes anti-bank steel skeleton, and anti-bank steel skeleton stretches out anti-bank bottom and anchor downwards in vertical superposed beam, and vertical superposed beam includes: the beam precast part and the beam cast-in-place part are connected into a whole, the beam cast-in-place part is cast in place on the outer side of the beam precast part, a beam reinforcement framework is anchored on the beam precast part, and the beam reinforcement framework extends out of the beam precast part and is embedded in the beam cast-in-place part. The utility model reduces the hoisting burden of the fully prefabricated toilet while ensuring the connection strength and integrity of the prefabricated bottom plate, the vertical superposed beam and the inverted ridge.

Description

Connecting node of anti-bank of full prefabricated bathroom and roof beam

Technical Field

The utility model relates to the technical field of constructional engineering, in particular to a connecting node of a full-prefabricated toilet reverse ridge and a beam.

Background

The function of the anti-bank is to prevent rainwater from leaking into the room or indoor running water from permeating into other rooms, which is common in kitchens and toilets, and the construction process of the anti-bank mainly comprises three steps: firstly, a cast-in-place reverse ridge is adopted, after the construction of a main structure of a house is completed, the line is repositioned and the reverse ridge is poured by a formwork, but in the process, construction joints exist between the cast-in-place reverse ridge and concrete structures such as a floor slab and the like, and the potential water seepage hazard exists; secondly, the inverted ridge is integrally poured at one time along with structures such as a floor slab, and the problems of high construction difficulty, difficulty in fixing a template, easiness in mold expansion and easiness in deviation after forming exist; thirdly, the prefabricated reverse bank is adopted, the off-site processing or the on-site manufacturing of the prefabricated reverse bank is adopted, after the binding of the reinforcing steel bars of the structures such as the floor slab and the like is finished, the prefabricated reverse bank is positioned and fixed, and the concrete of the structures such as the floor slab and the like is poured, so that the prefabricated reverse bank and the concrete of the structures such as the floor slab and the like form a whole, and the construction joint exists in the mode. In order to solve the deficiency that above-mentioned method exists, the whole prefabricated bathroom of anti-bank in area has appeared, like utility model patent that publication number is CN211873480U discloses a take whole prefabricated assembled bathroom bottom plate of anti-bank, include: the bottom plate, set up at the anti-bank on bottom plate upper portion, set up at the precast beam of bottom plate lower part, its integrated bathroom bottom plate, roof beam and anti-bank, the wholeness is better, and intensity is higher, prevents leaking, has shortened construction cycle greatly, but it has increased the hoist and mount burden, does not have the deep research of carrying on the connection of anti-bank and roof beam yet at present.

Disclosure of Invention

The utility model aims to provide a connecting node of a reverse sill and a beam of a fully-prefabricated toilet, which can reduce the hoisting load.

In order to achieve the purpose, the technical scheme provided by the utility model is as follows:

the utility model provides a connected node of anti-bank of full prefabricated bathroom and roof beam, includes: prefabricated bottom plate, vertical superposed beam and anti-bank, wherein, vertical superposed beam set up in the side of prefabricated bottom plate, vertical superposed beam include: the beam precast part and the beam cast-in-place part are connected into a whole with the precast bottom plate, the beam cast-in-place part is cast in the outer side of the beam precast part, the beam precast part is anchored with a beam steel reinforcement framework, the beam steel reinforcement framework extends out of the beam precast part and is embedded in the beam cast-in-place part, the reverse ridge is arranged at the top of the vertical superposed beam, the reverse ridge is configured with the reverse ridge steel reinforcement framework, and the reverse ridge steel reinforcement framework extends out of the bottom of the reverse ridge downwards and is anchored in the vertical superposed beam.

Further, the counter bank includes: anti-bank prefabricated part and anti-bank cast-in-place part, anti-bank prefabricated part set up in the top of the prefabricated part of roof beam, anti-bank prefabricated part, the prefabricated part of roof beam and prefabricated bottom plate connect as an organic wholely, anti-bank cast-in-place part cast-in the outside of anti-bank prefabricated part, anti-bank steel framework anchor in anti-bank prefabricated part, anti-bank steel framework stretch out outward anti-bank prefabricated part and bury in anti-bank cast-in-place part in advance, anti-bank steel framework stretch out anti-bank prefabricated part and anti-bank cast-in-place part downwards to correspond the anchor in the prefabricated part of roof beam and the cast-in-place part of roof beam.

Further, anti-bank skeleton includes: the anchor in the first horizontal muscle of anti bank prefabricated part, pre-buried in the second horizontal muscle of anti-bank cast-in-place part and connect the U type stirrup of first horizontal muscle and second horizontal muscle, the U type stirrup tie up in the outside of first horizontal muscle and second horizontal muscle, the both ends of U type stirrup stretch out downwards and anti-bank and anchor respectively in the prefabricated part of roof beam and the cast-in-place part of roof beam.

Furthermore, the beam prefabricating part is anchored with a steel bar truss, and the steel bar truss extends out of the beam prefabricating part and is embedded in the beam cast-in-place part.

Further, the steel bar truss comprises: the upper chord steel bar is connected with each lower chord steel bar through the web member steel bar; the lower chord rib is anchored on the beam prefabricating part, and the upper chord rib is pre-embedded on the beam cast-in-place part.

Furthermore, at least two rows of steel bar trusses are anchored on the beam prefabricated part from top to bottom, and the distance between every two adjacent steel bar trusses is 150 mm.

Furthermore, the plate ribs of the prefabricated bottom plate extend out of the prefabricated part of the beam and are embedded into the cast-in-place part of the beam.

Furthermore, the thickness of the reverse ridge prefabricated part is a, a is larger than or equal to 50mm, the thickness of the reverse ridge cast-in-place part is b, b is larger than or equal to 50mm, the thickness of the beam prefabricated part is c, c is larger than or equal to 50mm, and the thickness of the beam cast-in-place part is d, d is larger than or equal to 150 mm.

Further, the thickness of the beam prefabricated part is equal to that of the anti-sill prefabricated part, and the concrete label of the anti-sill, the concrete label of the beam prefabricated part and the concrete label of the prefabricated bottom plate within 100mm from the beam prefabricated part are not smaller than that of the beam cast-in-place part.

Furthermore, the side surfaces of the reverse ridge prefabricating part and the beam prefabricating part are both provided with rough surfaces, the concave-convex depth of each rough surface is not less than 4mm, and the area of each rough surface is not less than 80% of the total area of the side surfaces.

By adopting the technical scheme, the utility model has the beneficial effects that: according to the utility model, the vertical superposed beams are arranged on the side surfaces of the prefabricated bottom plate, the inverted sill is arranged on the top of the vertical superposed beams, and the beam cast-in-place part of the vertical superposed beams is cast in situ, so that the connection strength and integrity of the prefabricated bottom plate, the vertical superposed beams and the inverted sill are ensured, and the hoisting burden of a fully prefabricated toilet is reduced.

Drawings

Fig. 1 is a schematic plan view of a preferred embodiment of the present invention.

Fig. 2 is a schematic sectional view taken along the direction a-a in fig. 1.

Fig. 3 is an enlarged schematic view of a point a in fig. 2.

Fig. 4 is a schematic sectional view of the fully prefabricated lavatory of fig. 2.

Fig. 5 is an enlarged schematic view of B in fig. 4.

Wherein: 1. the prefabricated beam comprises a prefabricated bottom plate, 11 slab ribs, 2 vertical superposed beams, 21 beam prefabricated parts, 22 beam cast-in-place parts, 23 beam steel bar frameworks, 3 reverse ridges, 31 reverse ridge prefabricated parts, 32 reverse ridge cast-in-place parts, 33 reverse ridge steel bar frameworks, 331 first horizontal ribs, 332 second horizontal ribs, 333U-shaped stirrups, 4 steel bar trusses, 41 upper chord ribs, 42 lower chord ribs and 43 web member steel bars.

Detailed Description

The utility model is further described with reference to the following drawings and detailed description.

As shown in fig. 1 to 3, the connecting node of the anti-ridge 3 and the beam of the fully prefabricated toilet of the present invention includes: the prefabricated bottom plate comprises a prefabricated bottom plate 1, a vertical superposed beam 2 and a reverse ridge 3. Wherein, vertical superposed beam 2 sets up in the side of prefabricated bottom plate 1, and anti-bank 3 sets up in the top of vertical superposed beam 2, and anti-bank 3 disposes anti-bank steel skeleton 33, and anti-bank steel skeleton 33 stretches out anti-bank 3 bottom downwards and anchors in vertical superposed beam 2. The vertical superposed beam 2 includes: the beam precast part 21 and the beam cast-in-place part 22, the beam precast part 21 and the precast bottom plate 1 are connected into a whole, the beam cast-in-place part 22 is cast in the outer side of the beam precast part 21, the beam precast part 21 is anchored with a beam reinforcement framework 23, and the beam reinforcement framework 23 extends out of the beam precast part 21 and is embedded in the beam cast-in-place part 22. Cast-in-place part of vertical superposed beam 2 is in situ pouring, when guaranteeing prefabricated bottom plate 1, vertical superposed beam 2 and anti-bank 3 joint strength and wholeness, has alleviateed prefabricated partial weight, the hoist and mount of being more convenient for.

As shown in fig. 1 to 5, in the present embodiment, the inverse threshold 3 includes: the anti-sill precast part 31 and the anti-sill cast-in-place part 32 are arranged at the top of the beam precast part 21, the anti-sill precast part 31, the beam precast part 21 and the precast floor slab 1 are connected into a whole, the anti-sill cast-in-place part 32 is cast in place on the outer side of the anti-sill precast part 31, the anti-sill steel skeleton 33 is anchored in the anti-sill precast part 31, the anti-sill steel skeleton 33 extends out of the anti-sill precast part 31 and is embedded in the anti-sill cast-in-place part 32, and the anti-sill steel skeleton 33 extends out of the anti-sill precast part 31 and the anti-sill cast-in-place part 32 downwards and is anchored in the beam precast part 21 and the beam cast-in-place part 22 correspondingly. The anti-bank cast-in-place part 32 is cast in place, and the beam prefabricated part 21 is the same, so that the hoisting burden of the fully prefabricated toilet can be reduced. Strengthen the joint strength of anti-bank 3 and vertical superposed beam 2 through anti-bank steel skeleton 33, make wholeness between them better, also make the connection quality of anti-bank 3 and vertical superposed beam 2 reliable and stable, effectively avoid the appearance of the problem of ftractureing, water-proof effects is good. In order to ensure the rigidity of the reverse threshold 3, the thickness of the reverse threshold prefabricated part 31 is a, a is larger than or equal to 50mm, the thickness of the reverse threshold cast-in-place part 32 is b, and b is larger than or equal to 50 mm.

In this embodiment, the reverse ridge steel reinforcement cage 33 is configured with the 6@200 construction steel reinforcement. Anti-bank framework of reinforcement 33 includes: the beam precast part 21 and the beam cast-in-place part 22 are respectively anchored with a first horizontal rib 331 anchored to the inverted sill precast part 31, a second horizontal rib 332 embedded in the inverted sill cast-in-place part 32, and a U-shaped stirrup 333 connecting the first horizontal rib 331 and the second horizontal rib 332, wherein the U-shaped stirrup 333 is bound at the outer sides of the first horizontal rib 331 and the second horizontal rib 332, and two ends of the U-shaped stirrup 333 extend downwards to the inverted sill 3.

In this embodiment, the precast beam part 21 is anchored with the steel bar truss 4, and the precast beam part 21 that extends out of the steel bar truss 4 is pre-buried in the cast-in-place beam part 22, and the steel bar truss 4 can guarantee the wholeness and the shear resistance of vertical superposed beams 2, improves the bulk rigidity of precast beam part 21, effectively solves the problem of production, transportation and hoist and mount in-process damage of colliding with. In this embodiment, the steel bar truss 4 includes: the beam comprises an upper chord rib 41, two lower chord ribs 42 and a plurality of web member reinforcing steel bars 43, wherein the upper chord rib 41 is connected with each lower chord rib 42 through the web member reinforcing steel bars 43, the lower chord ribs 42 are anchored on the beam prefabricated part 21, and the upper chord ribs 41 are embedded in the beam cast-in-place part 22.

At least two rows of steel bar trusses 4 are anchored on the beam prefabricating part 21 from top to bottom, the distance between every two adjacent rows of steel bar trusses 4 is 150mm, and the specific row number of the steel bar trusses 4 can be determined according to the height of the beam prefabricating part 21.

In order to meet the anchoring length of the plate ribs of the prefabricated bottom plate 1, the plate ribs of the prefabricated bottom plate 1 extend out of the beam prefabricated part 21 and are embedded into the beam cast-in-place part 22, and the connection firmness of the prefabricated bottom plate 1 and the vertical superposed beam 2 is ensured.

The framework of the steel reinforcement of the vertical superposed beam 2 is the same as the reinforcement of a common beam, and generally comprises: longitudinal stressed steel bars, bent steel bars, stirrups and erection steel bars. In the embodiment, in order to ensure the shearing resistance and rigidity of the composite beam and prevent collision and damage in transportation and hoisting, the thickness of the beam prefabricated part 21 is c which is more than or equal to 50mm, the thickness of the beam cast-in-place part 22 is d which is more than or equal to 150 mm. In order to better combine the beam cast-in-place part 22 and the anti-kam cast-in-place part 32, in the embodiment, the thickness c of the beam prefabricated part 21 and the thickness a of the anti-kam prefabricated part 31 satisfy the relation: a = c.

Since the beam precast part 21 participates in structural stress, in order to ensure the stress performance of the beam precast part 21, the concrete mark number of the anti-ridge 3, the concrete mark number of the beam precast part 21 and the concrete mark number of the precast floor slab 1 within the range of e from the beam precast part 21 are not smaller than the concrete mark number of the beam cast-in-place part 22, and e =100 mm.

In order to improve the adhesive force of the joint surfaces of the anti-ridge prefabricated part 31 and the anti-ridge cast-in-place part 32 and the adhesive force of the joint surfaces of the beam prefabricated part 21 and the beam cast-in-place part 22, rough surfaces are arranged on the side surfaces of the anti-ridge prefabricated part 31 and the beam prefabricated part 21, the concave-convex depth of each rough surface is not less than 4mm, and the area of each rough surface is not less than 80% of the total area of the side surfaces.

The bathroom bottom plate, the beam prefabricated part 21 and the inverted sill prefabricated part 31 of the embodiment are prefabricated into an integrated structure in a factory or on site, the beam cast-in-place part 22 and the inverted sill cast-in-place part 32 are poured after the prefabricated parts are hoisted to a construction position, hoisting burden is relieved, integrity of the prefabricated bottom plate 1, the vertical superposed beam 2 and the inverted sill 3 is better, structural safety is met, the factory is combined with the site, and construction period is shortened.

While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims (10)

1. The utility model provides a connected node of anti-bank of full prefabricated bathroom and roof beam which characterized in that includes:

prefabricating a bottom plate;

the vertical superposed beam is arranged on the side surface of the prefabricated bottom plate and comprises: the beam precast part and the beam cast-in-place part are connected into a whole, the beam cast-in-place part is cast in place on the outer side of the beam precast part, a beam steel bar framework is anchored on the beam precast part, and the beam steel bar framework extends out of the beam precast part and is embedded in the beam cast-in-place part;

the anti-ridge is arranged at the top of the vertical superposed beam, the anti-ridge is provided with an anti-ridge steel reinforcement framework, and the anti-ridge steel reinforcement framework extends downwards to the bottom of the anti-ridge and is anchored in the vertical superposed beam.

2. The fully prefabricated toilet inverted sill and beam connection node as defined in claim 1, wherein said inverted sill comprises: anti-bank prefabricated part and anti-bank cast-in-place part, anti-bank prefabricated part set up in the top of the prefabricated part of roof beam, anti-bank prefabricated part, the prefabricated part of roof beam and prefabricated bottom plate connect as an organic wholely, anti-bank cast-in-place part cast-in the outside of anti-bank prefabricated part, anti-bank steel framework anchor in anti-bank prefabricated part, anti-bank steel framework stretch out outward anti-bank prefabricated part and bury in anti-bank cast-in-place part in advance, anti-bank steel framework stretch out anti-bank prefabricated part and anti-bank cast-in-place part downwards to correspond the anchor in the prefabricated part of roof beam and the cast-in-place part of roof beam.

3. The connecting node of the reverse sill of the fully prefabricated toilet and the beam as claimed in claim 2, wherein the reverse sill steel skeleton comprises: the anchor in the first horizontal muscle of anti bank prefabricated part, pre-buried in the second horizontal muscle of anti-bank cast-in-place part and connect the U type stirrup of first horizontal muscle and second horizontal muscle, the U type stirrup tie up in the outside of first horizontal muscle and second horizontal muscle, the both ends of U type stirrup stretch out downwards and anti-bank and anchor respectively in the prefabricated part of roof beam and the cast-in-place part of roof beam.

4. The connecting node of the fully prefabricated toilet reversed sill and beam as claimed in any one of claims 1 to 3, wherein a steel bar truss is anchored to the beam prefabricating part, and the steel bar truss extends out of the beam prefabricating part and is embedded in the beam cast-in-place part.

5. The fully prefabricated lavatory sill-beam connection node of claim 4, wherein the steel bar truss comprises: the upper chord steel bar is connected with each lower chord steel bar through the web member steel bar; the lower chord rib is anchored on the beam prefabricating part, and the upper chord rib is pre-embedded on the beam cast-in-place part.

6. The fully prefabricated toilet inverted sill and beam connection node according to claim 5, wherein at least two rows of steel bar trusses are anchored to the beam prefabricated part from top to bottom, and the distance between two adjacent rows of steel bar trusses is 150 mm.

7. The fully prefabricated lavatory sill-to-beam connection of claim 1, wherein the rebars of the prefabricated floor extend beyond the prefabricated portion of the beam and are embedded in the cast-in-place portion of the beam.

8. The fully prefabricated toilet inverted sill and beam connection node as claimed in claim 2, wherein the thickness of the inverted sill prefabricated part is a, a is more than or equal to 50mm, the thickness of the inverted sill cast-in-place part is b, b is more than or equal to 50 mm; the thickness of the beam prefabricated part is c which is more than or equal to 50mm, the thickness of the beam cast-in-place part is d which is more than or equal to 150 mm.

9. The fully prefabricated toilet inverted sill-to-beam connection node as claimed in claim 8, wherein the thickness of the beam prefabricated part is equal to that of the inverted sill prefabricated part; the concrete label of the reversed ridge, the concrete label of the beam prefabricated part and the concrete label of the prefabricated bottom plate within 100mm from the beam prefabricated part are not less than that of the beam cast-in-place part.

10. The fully prefabricated toilet inverted-ridge and beam connection node as claimed in claim 2, wherein the side surfaces of the inverted-ridge prefabricated part and the beam prefabricated part are provided with rough surfaces, the depth of the rough surfaces is not less than 4mm, and the area of the rough surfaces is not less than 80% of the total area of the side surfaces.

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