CN214329301U - Existing brickwork siding wall and back increase roof beam connected node structure - Google Patents

Abstract

The application relates to the technical field of building construction, and discloses a connecting node structure of an existing masonry panel wall and a rear added beam, which comprises the existing masonry panel wall, an existing floor and the rear added beam, wherein the existing masonry panel wall comprises a lower wall body and an upper wall body, a rear added beam opening is formed in the lower wall body, and the end part of the rear added beam is positioned in the rear added beam opening; the two sides of the existing masonry panel wall at the rear beam-adding opening are respectively provided with a through plate connecting rib; the two sides of the lower wall body are respectively provided with a lower reinforcing plate wall, and the lower reinforcing plate wall comprises a lower cast-in-place concrete plate and a lower reinforcing mesh in the lower cast-in-place concrete plate; the upper reinforcing plate walls are respectively arranged on two sides of the upper wall body and comprise upper cast-in-place concrete plates and upper reinforcing mesh sheets embedded in the upper cast-in-place concrete plates; two ends of the through plate connecting rib are respectively connected with the lower reinforcing mesh and the upper reinforcing mesh. This application improves the anchor strength of back increase roof beam and brickwork siding wall, prevents by the upper portion reinforcing bar of steel reinforcement cage in the anchor not enough and take place to slide, extract the condition emergence of destruction even.

Description

Existing brickwork siding wall and back increase roof beam connected node structure

Technical Field

The application relates to the technical field of building construction, more specifically, it relates to an existing brickwork siding wall and back increase roof beam connected node structure.

Background

In the existing masonry engineering transformation, if an elevator shaft and the like need to be additionally arranged, a prefabricated floor slab needs to be subjected to hole opening treatment; when the prefabricated floor slab is provided with an overlarge hole, in order to improve the strength of the hole, a rear additional beam is additionally arranged at the edge of the hole and is positioned below the prefabricated floor slab, and the rear additional beam comprises a cast-in-place concrete beam and a reinforcement cage which is pre-embedded in the cast-in-place concrete beam.

But because the thickness of brickwork siding wall is not enough, can't satisfy the straight anchor length of the tip of back increase roof beam in brickwork siding wall to influence the anchor strength of back increase roof beam and brickwork siding wall, and then lead to the upper portion reinforcing bar of steel reinforcement cage to take place to slide because the anchor is not enough, extract the destruction even.

SUMMERY OF THE UTILITY MODEL

In order to improve the anchor strength of increase roof beam and brickwork siding wall after, prevent by the upper portion reinforcing bar of steel reinforcement cage in the anchor not enough and take place to slide, even extract the condition of destruction and take place, this application provides an existing brickwork siding wall and increase roof beam connected node structure after, adopts following technical scheme:

a connecting node structure of an existing masonry panel wall and a rear added beam comprises the existing masonry panel wall, an existing floor and the rear added beam, wherein the existing masonry panel wall comprises a lower wall body and an upper wall body, the existing floor is located between the lower wall body and the upper wall body, a rear added beam hole is formed in the position, close to the existing floor, of the lower wall body, the rear added beam comprises a cast-in-place concrete beam and a reinforcement cage embedded in the cast-in-place concrete beam, and the end portion of the rear added beam is located in the rear added beam hole;

the two sides of the opening of the rear added beam of the existing masonry panel wall are respectively provided with a through plate connecting rib, the through plate connecting rib positioned on one side of the existing masonry panel wall penetrates through the existing floor slab, and the through plate connecting rib positioned on the other side of the existing masonry panel wall penetrates through the existing floor slab and the rear added beam;

the lower wall body is provided with a lower reinforcing plate wall on two sides respectively, the reinforcing plate wall on one side covers the rear added beam opening, the reinforcing plate wall on the other side is provided with an avoidance notch for avoiding the rear added beam, and the lower reinforcing plate wall comprises a lower cast-in-place concrete slab and a lower reinforcing mesh in the lower cast-in-place concrete slab;

the upper wall body is characterized in that upper reinforcing plate walls are respectively arranged on two sides of the upper wall body, and each upper reinforcing plate wall comprises an upper cast-in-place concrete plate and an upper reinforcing mesh piece pre-embedded in the upper cast-in-place concrete plate;

and two ends of the penetrating plate connecting rib are respectively connected with the lower reinforcing mesh and the upper reinforcing mesh.

By adopting the technical scheme, the lower reinforcing plate wall not only improves the structural strength of the upper wall body and the lower wall body, but also increases the thickness of the lower wall body, and improves the straight anchor length of the end part of the rear added beam in the masonry plate wall and the anchor strength of the rear added beam and the masonry plate wall; similarly, the upper reinforcing plate wall improves the structural strength of the upper wall body and increases the thickness of the upper wall body, and two ends of the plate penetrating connecting rib are respectively connected with the lower steel bar net piece and the upper steel bar net piece, so that the upper wall body is connected with the lower wall body, the upper wall body provides certain tension for the lower wall body, and the anchoring strength of the lower wall body to the rear reinforcing beam is further improved. Consequently, increase the anchor strength of roof beam and brickwork siding wall after this application improves, prevent by the upper portion reinforcing bar of steel reinforcement cage in the anchor not enough and take place to slide, even extract the condition of destruction and take place.

Optionally, the plate penetrating connecting ribs on two sides of the existing masonry plate wall are arranged oppositely, the lower ends of the plate penetrating connecting ribs on two sides of the existing masonry plate wall are connected through the lower wall penetrating connecting ribs, and the lower wall penetrating connecting ribs penetrate through the lower wall body.

Through adopting above-mentioned technical scheme, wear the wall splice bar down and can be as a whole with the board splice bar that wears that is located existing brickwork siding wall both sides and lower reinforcing bar net piece connection to improve the intensity of wall body down and improve the wall body down and to the anchor strength of back increase roof beam.

Optionally, the through plate connecting ribs on the two sides of the existing masonry panel wall are arranged oppositely, the upper ends of the through plate connecting ribs on the two sides of the existing masonry panel wall are connected through the upper through plate connecting ribs, and the upper through plate connecting ribs penetrate through the upper wall body.

Through adopting above-mentioned technical scheme, go up the wall-penetrating joint bar and can be connected the board-penetrating joint bar that is located existing brickwork siding wall both sides and go up the reinforcing bar net piece and be a whole to improve the tensile strength of wall body to wall body down, and then improve the wall body down and increase the anchoring strength of roof beam to the back.

Optionally, the plate penetrating connecting rib penetrating through the existing floor slab and the rear added beam is connected with the reinforcement cage.

By adopting the technical scheme, the plate penetrating connecting ribs are connected with the steel reinforcement cage, so that the upper wall body, the rear added beam and the lower wall body are connected into a whole, the tension of the upper wall body to the rear added beam is increased, and the anchoring strength of the rear added beam and the masonry panel wall is improved.

Optionally, the lower reinforcing rib is fixedly arranged at a position, close to the rear beam-increasing opening, of the lower reinforcing mesh, and the lower reinforcing rib is horizontally arranged.

Through adopting above-mentioned technical scheme, improve the structural strength that reinforcing bar net piece increased the roof beam entrance to a cave position after being close to down.

Optionally, the upper reinforcing rib is fixedly arranged at a position close to the existing floor slab of the upper reinforcing mesh, and the upper reinforcing rib is horizontally arranged.

Through adopting above-mentioned technical scheme, improve the structural strength of reinforcing bar net piece in the position that is close to existing floor.

Optionally, wear the outer peripheral face of wall splice bar down and set firmly down barb group, barb group is including a plurality of barbs down, and a plurality of barbs are the circumference array down along the axial direction who wears the wall splice bar down, and the tip orientation of wearing the wall splice bar down is kept away from to lower barb and is not add the space of back increase roof beam.

Through adopting above-mentioned technical scheme, the wall body receives the decurrent pressure of back increase roof beam down, the reinforcing siding wall that covers back increase roof beam entrance to a cave covers and provides the drawing force to the reinforcing siding wall that the breach was dodged to the reinforcing, and barb group prevents down to wear the wall splice bar and dodges the reinforcing siding wall direction of breach to the reinforcing by the reinforcing siding wall that covers back increase roof beam entrance to a cave and takes place the displacement, the reinforcing siding wall that the breach was dodged to the reinforcing that the reinforcing siding wall that improves the back increase roof beam entrance to a cave covers, and then improves the anchoring strength of wall body and back increase roof beam down.

Optionally, barb group sets up to the multiunit down, and barb group arranges along the axial direction interval of wearing the wall splice bar down under the multiunit.

By adopting the technical scheme, the drawing force provided for reinforcing the reinforced board wall covering the reinforced beam opening after covering the reinforced board wall covering the reinforced beam opening to reinforce the avoiding notch is further improved, and the anchoring strength of the lower wall body and the reinforced beam is improved.

Optionally, go up the outer peripheral face of wearing the wall splice bar and set firmly barb group, go up barb group and include a plurality of barbs that go up, a plurality of barbs are circumference array along the axial direction of last wearing the wall splice bar, go up the barb and keep away from the tip orientation of last wearing the wall splice bar and add the space of back increase roof beam.

Through adopting above-mentioned technical scheme, go up the wall body and provide the pulling force to increasing the roof beam after, go up the addding of barb group and can improve the pulling force of going up the wall body and increasing the roof beam after to.

Optionally, go up the barb group and set up the multiunit, barb group is gone up to the multiunit and is arranged along the axial direction interval of last wall joint bar.

By adopting the technical scheme, the tension of the upper wall body on the rear additional beam can be further improved.

In summary, the present application has the following beneficial effects:

the first and lower reinforcing plate walls not only improve the structural strength of the upper and lower wall bodies, but also increase the thickness of the lower wall body, and improve the straight anchor length of the end part of the rear added beam in the masonry plate wall and the anchor strength of the rear added beam and the masonry plate wall; similarly, the upper reinforcing plate wall improves the structural strength of the upper wall body and increases the thickness of the upper wall body, and two ends of the plate penetrating connecting rib are respectively connected with the lower steel bar net piece and the upper steel bar net piece, so that the upper wall body is connected with the lower wall body, the upper wall body provides certain tension for the lower wall body, and the anchoring strength of the lower wall body to the rear reinforcing beam is further improved. Consequently, increase the anchor strength of roof beam and brickwork siding wall after this application improves, prevent by the upper portion reinforcing bar of steel reinforcement cage in the anchor not enough and take place to slide, even extract the condition of destruction and take place.

Second, this application establishes down barb group through increasing, prevents down to wear the wall splice bar and dodges the reinforcing siding wall direction of breach to the reinforcing by covering the reinforcing siding wall that increases the roof beam entrance to a cave after the cover and takes place the displacement, and the reinforcing siding wall that increases the roof beam entrance to a cave after the improvement covers the pulling force that the reinforcing siding wall that dodges the breach provided to the reinforcing, and then improves the wall body and the anchor strength that increases the roof beam after with.

Third, barb group is gone up through addding to this application, and the pulling force of wall body to increasing the roof beam after improving.

Drawings

Fig. 1 is a schematic structural diagram of a connection node structure of an existing masonry panel wall and a rear added beam according to a first embodiment of the present application;

fig. 2 is a schematic structural diagram of a connection node structure of an existing masonry panel wall and a rear added beam in the second embodiment of the present application.

In the figure, 1, the existing masonry panel wall; 11. a lower wall body; 111. a beam opening is added at the back; 12. an upper wall body; 2. existing floor slabs; 3. adding a beam at the back; 31. casting a concrete beam in situ; 32. a reinforcement cage; 4. connecting ribs for penetrating the plates; 41. connecting ribs for penetrating a wall downwards; 411. lower barbs; 42. connecting ribs penetrating through the wall; 421. forming barbs; 5. a lower reinforced panel wall; 51. a concrete slab is cast in situ; 52. arranging a steel bar net sheet; 521. a lower reinforcing rib; 6. avoiding the notch; 7. an upper reinforced panel wall; 71. placing a concrete slab in situ; 72. arranging a reinforcing mesh; 721. and (4) arranging a reinforcing rib.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses existing brickwork siding wall and back increase roof beam connected node structure, as shown in fig. 1, it includes existing brickwork siding wall 1, existing floor 2 and back increase roof beam 3. The existing masonry panel wall 1 comprises a lower wall body 11 and an upper wall body 12, an existing floor slab 2 is located between the lower wall body 11 and the upper wall body 12, and a rear beam-added opening 111 is formed in the position, close to the existing floor slab 2, of the lower wall body 11. The rear added beam 3 is set as a cast-in-place rear added beam 3, and the rear added beam 3 comprises a cast-in-place concrete beam 31 and a reinforcement cage 32 pre-embedded in the cast-in-place concrete beam 31; the end part of the rear added beam 3 is positioned in the opening of the rear added beam 3.

Existing brickwork panel wall 1 is provided with a plurality of board splice bars 4 of wearing respectively in 3 hole departments's of back increase roof beam both sides, wears board splice bar 4 and is vertical setting, and is located the relative setting of board splice bar 4 of wearing of 1 both sides of existing brickwork panel wall. The plate penetrating connecting rib 4 positioned on one side of the existing masonry panel wall 1 penetrates through the existing floor slab 2; the plate penetrating connecting rib 4 positioned on the other side of the existing masonry panel wall 1 penetrates through the existing floor slab 2 and the rear added beam 3, and the plate penetrating connecting rib 4 penetrating through the existing floor slab 2 and the rear added beam 3 is welded with the reinforcement cage 32.

And the two sides of the lower wall body 11 are respectively provided with a lower reinforcing plate wall 5, and the lower reinforcing plate wall 5 comprises a lower cast-in-place concrete slab 51 and a lower reinforcing mesh 52 in the lower cast-in-place concrete slab 51. One side reinforcing plate wall covers the 3 openings of the rear added beam, the other side reinforcing plate wall is provided with an avoiding notch 6 for avoiding the rear added beam 3, and the avoiding notch 6 and the 3 openings of the rear added beam are oppositely arranged. The lower reinforcing mesh pieces 52 on the two sides of the lower wall body 11 are welded with the lower reinforcing ribs 521 which are horizontally arranged at the positions close to the 3 holes of the rear additional beam, the lower reinforcing ribs 521 welded on the reinforcing mesh pieces covering the 3 holes of the rear additional beam are distributed at the positions close to the 3 holes of the rear additional beam and the positions opposite to the 3 holes of the rear additional beam, and the lower reinforcing ribs 521 welded on the reinforcing mesh pieces additionally provided with the avoidance notches 6 are distributed at the positions close to the 3 holes of the rear additional beam.

The upper reinforcing plate walls 7 are respectively arranged on two sides of the upper wall body 12, each upper reinforcing plate wall 7 comprises an upper cast-in-place concrete plate 71 and an upper reinforcing mesh 72 embedded in the upper cast-in-place concrete plate 71, and the upper reinforcing ribs 721 horizontally arranged are welded on the positions, close to the existing floor 2, of the upper reinforcing mesh 72 on the two sides of the upper wall body 12.

Two ends of the through plate connecting ribs 4 are respectively welded on the lower steel bar mesh 52 and the upper steel bar mesh 72, a plurality of lower through wall connecting ribs 41 penetrate through the lower wall body 11, and two ends of the lower through wall connecting ribs 41 are respectively bound and welded on the through plate connecting ribs 4 which are oppositely arranged; a plurality of upper wall-through connecting ribs 42 penetrate through the upper wall body 12, and two ends of the upper wall-through connecting ribs 42 are respectively bound and welded on the through plate connecting ribs 4 which are arranged oppositely.

The implementation principle of the embodiment is as follows: firstly, a rear added beam 3 hole is formed in a lower wall body 11, a through hole for a through plate connecting rib 4 to pass through is formed in an existing floor 2, a lower through hole for a lower through wall connecting rib 41 to pass through is formed in the lower wall body 11, and an upper through hole for an upper through wall connecting rib 42 to pass through is formed in an upper wall body 12; secondly, laying the reinforcement cage 32, the lower reinforcement mesh 52 and the upper reinforcement mesh 72, welding a lower reinforcing rib 521 on the lower reinforcement mesh 52, and welding an upper reinforcing rib 721 on the upper reinforcement mesh 72; then, the through plate connecting ribs 4 are arranged in the through holes in a penetrating mode, the parts, located above the existing floor slabs 2, of the through plate connecting ribs 4 are welded to the upper reinforcing mesh piece 72, the parts, located below the existing floor slabs 2, of the through plate connecting ribs 4 are welded to the lower reinforcing mesh piece 52, and the through plate connecting ribs 4 penetrating through the rear additional beam 3 are welded to the reinforcing cage 32; then, respectively penetrating the lower wall-penetrating connecting rib 41 and the upper wall-penetrating connecting rib 42 into the lower through hole and the upper through hole, respectively binding and welding two ends of the lower wall-penetrating connecting rib 41 on the plate-penetrating connecting ribs 4 which are oppositely arranged, and respectively binding and welding two ends of the upper wall-penetrating connecting rib 42 on the plate-penetrating connecting ribs 4 which are oppositely arranged; finally, the formwork is erected and concrete is poured to form the cast-in-place concrete beam 31, the lower cast-in-place concrete plate 51 and the upper cast-in-place concrete plate 71.

The second embodiment of the application also discloses a connecting node structure of the existing masonry panel wall and the rear added beam, and as shown in fig. 2, the second embodiment is different from the first embodiment in that a lower barb 411 group is integrally formed on the outer peripheral surface of a lower wall-penetrating connecting rib 41, the lower barb 411 group comprises a plurality of lower barbs 411, and the end part of the lower barb 411, which is far away from the lower wall-penetrating connecting rib 41, faces to the space where the rear added beam 3 is not added; a plurality of lower barbs 411 are arranged in a circumferential array along the axial direction of the lower wall connecting rib 41, the lower barb 411 groups are arranged into a plurality of groups, and the plurality of lower barb 411 groups are arranged at intervals along the axial direction of the lower wall connecting rib 41.

An upper barb 421 group is integrally formed on the outer peripheral surface of the upper wall-penetrating connecting rib 42, the upper barb 421 group comprises a plurality of upper barbs 421, and the end part of the upper barb 421, which is far away from the upper wall-penetrating connecting rib 42, faces the space for additionally arranging the rear extension beam 3; the plurality of upper barbs 421 are arranged in a circumferential array along the axial direction of the upper wall-penetrating connecting rib 42, the groups of the upper barbs 421 are arranged into a plurality of groups, and the groups of the upper barbs 421 are arranged at intervals along the axial direction of the upper wall-penetrating connecting rib 42.

The implementation principle of the embodiment is as follows: the implementation principle of the second embodiment is different from that of the first embodiment in that the lower wall-through connecting ribs 41 penetrate through the lower through holes from the space where the rear added beam 3 is not added to the direction where the space where the rear added beam 3 is added; the upper wall-through connecting rib 42 penetrates through the upper through hole from the space where the rear added beam 3 is additionally arranged to the direction of the space where the rear added beam 3 is not additionally arranged.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. The existing masonry panel wall and rear added beam connecting node structure is characterized by comprising an existing masonry panel wall (1), an existing floor (2) and a rear added beam (3), wherein the existing masonry panel wall (1) comprises a lower wall body (11) and an upper wall body (12), the existing floor (2) is located between the lower wall body (11) and the upper wall body (12), a rear added beam hole (111) is formed in the position, close to the existing floor (2), of the lower wall body (11), the rear added beam (3) comprises a cast-in-place concrete beam (31) and a reinforcement cage (32) embedded in the cast-in-place concrete beam (31), and the end portion of the rear added beam (3) is located in the rear added beam hole (3);

the two sides of the opening of the rear added beam (3) of the existing masonry panel wall (1) are respectively provided with a through plate connecting rib (4), the through plate connecting rib (4) positioned on one side of the existing masonry panel wall (1) penetrates through the existing floor (2), and the through plate connecting rib (4) positioned on the other side of the existing masonry panel wall (1) penetrates through the existing floor (2) and the rear added beam (3);

two sides of the lower wall body (11) are respectively provided with a lower reinforcing plate wall (5), one side of the reinforcing plate wall covers the opening of the rear additional beam (3), the other side of the reinforcing plate wall is provided with an avoidance notch (6) avoiding the rear additional beam (3), and the lower reinforcing plate wall (5) comprises a lower cast-in-place concrete plate (51) and a lower reinforcing mesh (52) in the lower cast-in-place concrete plate (51);

the upper wall body (12) is provided with upper reinforcing plate walls (7) on two sides respectively, and each upper reinforcing plate wall (7) comprises an upper cast-in-place concrete plate (71) and an upper reinforcing mesh (72) embedded in the upper cast-in-place concrete plate (71);

and two ends of the penetrating plate connecting rib (4) are respectively connected with the lower reinforcing mesh (52) and the upper reinforcing mesh (72).

2. The existing masonry panel wall and rear added beam connection node structure according to claim 1, wherein the through plate connection ribs (4) on two sides of the existing masonry panel wall (1) are oppositely arranged, the lower ends of the through plate connection ribs (4) on two sides of the existing masonry panel wall (1) are connected through the lower through wall connection ribs (41), and the lower through wall connection ribs (41) penetrate through the lower wall body (11).

3. The existing masonry panel wall and rear added beam connection node structure according to claim 1, wherein the through plate connection ribs (4) on two sides of the existing masonry panel wall (1) are oppositely arranged, the upper ends of the through plate connection ribs (4) on two sides of the existing masonry panel wall (1) are connected through upper through wall connection ribs (42), and the upper through wall connection ribs (42) penetrate through the upper wall body (12).

4. A masonry panel wall and rear added beam connection node structure according to claim 1, characterised in that the through-slab tendons (4) extending through the existing floor (2) and rear added beam (3) are connected to the reinforcement cage (32).

5. The existing masonry panel wall and rear added beam connection node structure as claimed in claim 1, wherein a lower reinforcing rib (521) is fixedly arranged on the lower reinforcing mesh (52) near the opening of the rear added beam (3), and the lower reinforcing rib (521) is horizontally arranged.

6. The existing masonry panel wall and rear added beam connection node structure according to claim 1, wherein the upper reinforcing mesh (72) is fixedly provided with an upper reinforcing rib (721) at a position close to the existing floor (2), and the upper reinforcing rib (721) is horizontally arranged.

7. An existing masonry panel wall and back increase beam connected node structure according to claim 2, characterized in that, the outer peripheral face of lower wall-penetrating connecting bar (41) has set lower barb (411) group, lower barb (411) group includes a plurality of lower barbs (411), a plurality of lower barbs (411) are circumference array along the axial direction of lower wall-penetrating connecting bar (41), the tip that lower barb (411) kept away from lower wall-penetrating connecting bar (41) is towards the space that does not add back increase beam (3).

8. An existing masonry panel wall and rear added beam connection node structure according to claim 7, wherein the lower barb (411) sets are arranged in multiple sets, and the multiple sets of lower barb (411) sets are arranged at intervals along the axial direction of the lower wall-through connecting rib (41).

9. The existing masonry panel wall and back increase beam connection node structure of claim 3, wherein the outer peripheral surface of the upper wall-penetrating connecting rib (42) is fixedly provided with an upper barb (421) group, the upper barb (421) group comprises a plurality of upper barbs (421), the plurality of upper barbs (421) are in a circumferential array along the axial direction of the upper wall-penetrating connecting rib (42), and the end part of the upper barb (421) far away from the upper wall-penetrating connecting rib (42) faces the space where the back increase beam (3) is additionally arranged.

10. The existing masonry panel wall and back added beam connection node structure according to claim 9, wherein the sets of upper barbs (421) are arranged in multiple sets, and the multiple sets of upper barbs (421) are arranged at intervals along the axial direction of the upper through-wall connecting rib (42).

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