CN219261838U

CN219261838U - Reinforcing structure of stone wall

Info

Publication number: CN219261838U
Application number: CN202320673444.6U
Authority: CN
Inventors: 胡建民; 戴兴华; 赖春健; 王子昭; 郑东明
Original assignee: Leizhi Design Group Co ltd
Current assignee: Leizhi Design Group Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-06-27
Anticipated expiration: 2033-03-30

Abstract

The utility model provides a reinforcement structure of a strip stone wall body, which comprises a foundation stone component, a wall stone component positioned above the foundation stone component and a floor slab component positioned above the wall stone component; the reinforcing structure comprises a stem reinforcing member penetrating through the wall stone member, wherein the bottom end of the stem reinforcing member penetrates into the foundation stone member, and the top end of the stem reinforcing member exceeds the floor slab member; the reinforcing structure further comprises a reinforced concrete beam which is cast together with the portion of the stem reinforcement beyond the floor slab member into a whole. According to the method, under the combined action of the stem reinforcing member and the reinforced concrete beam, each stone component of the strip stone wall body is formed into a whole, so that the mutual constraint action between the strip stone wall bodies is enhanced, the integrity of the strip stone wall body, the shearing resistance of the wall body and the whole earthquake resistance of a house are improved, meanwhile, damage to the appearance of a building in the reinforcing process is avoided, and wall damage caused by excavation of foundation stone components in the reinforcing process is avoided.

Description

Reinforcing structure of stone wall

Technical Field

The utility model relates to the technical field of stone wall reinforcement, in particular to a stone wall reinforcement structure.

Background

The stone structure building is one of main forms of residential building and highway construction, and occupies a large proportion in the ancient building of Fujian province, and has the characteristics of thick local buildings and long history. At present, part of existing ancient building stone structures are built by adopting a dry masonry method, but most of dry masonry stone structure houses have the defects of house integrity, shearing resistance and poor earthquake resistance of walls, so that the shearing resistance and the earthquake resistance of the stone structure building walls are improved on the premise of retaining the appearance of the ancient building stone structures, and the method is an important subject which is urgent to be solved in the current existing ancient buildings.

Disclosure of Invention

Aiming at the defects of the prior art, the main purpose of the utility model is to provide a reinforcing structure of a strip stone wall, which enables a foundation stone component and a wall stone component of the strip stone wall to form a whole, thereby achieving the purposes of improving the integrity of the strip stone wall, the shearing resistance of the wall and the integral earthquake resistance of a house.

Based on this, the present utility model provides a reinforcement structure of a strip stone wall comprising a base stone member, a wall stone member located above the base stone member, and a floor member located above the wall stone member; the reinforcing structure comprises a stem reinforcement penetrating through the wall stone component, wherein the bottom end of the stem reinforcement penetrates into the foundation stone component, and the top end of the stem reinforcement exceeds the floor slab component; the reinforcing structure further comprises a reinforced concrete beam which is integrally cast together with the portion of the stem reinforcement beyond the floor slab member.

Further, the number of the stem reinforcing members is plural, and gaps are provided between the plural stem reinforcing members.

Further, the length of the stem reinforcement is equal to the wall stone member height + the floor member height + the base stone member height + 300-500 mm above the floor member top height.

Further, the stem reinforcement has an outer diameter less than 1/3 of a wall thickness of the wall stone component.

Further, the stem reinforcement includes a reinforcement member located at a central axis of the stem reinforcement, and reinforcement concrete poured and coagulated outside the reinforcement member.

Further, the reinforcement comprises any one of a single steel bar, a triangular steel bar cage and section steel.

Further, the steel bars adopt HRB335 or HRB400 grade common steel bars with the diameters of 16-25 mm.

Further, the reinforced concrete beam comprises a ring beam and concrete poured on the ring beam.

Further, the strength grade of the concrete is higher than C30.

Further, the cross section of the ring beam is 200mmx350mm, 4 phi 16mm longitudinal bars are arranged, the ring beam further comprises stirrups, and the specification of the stirrups is phi 8@200 (2).

In summary, the utility model has the following beneficial effects:

this application forms the stem reinforcement through self-compaction concrete or grouting material with leading to long reinforcing bar or triangle steel reinforcement cage or shaped steel, in addition, the top of stem reinforcement is provided with reinforced concrete roof beam, under the combined action of stem reinforcement and reinforced concrete roof beam, form a whole with the foundation stone component and the wall body stone component of strip stone wall body to strengthen the mutual constraint effect between the strip stone wall body, consequently, improved the wholeness of strip stone wall body, the shearing performance of wall body, the whole shock resistance of house, avoided simultaneously to consolidate the in-process and caused destruction to the landscape of building to the wall body that the excavation of foundation stone component led to has been avoided the reinforcement in-process and destroyed etc..

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from the devices shown in these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a stone wall according to an embodiment.

FIG. 2 is a cross-sectional view taken along the direction A-A in FIG. 1.

Fig. 3 is a top view of a stem reinforcement containing a single rebar in one embodiment.

Fig. 4 is a top view of a stem reinforcement containing a triangular reinforcement cage in one embodiment.

Fig. 5 is a top view of a stem reinforcement containing section steel in one embodiment.

Fig. 6 is a schematic structural view of a stem reinforcement containing a single reinforcement in one embodiment.

Fig. 7 is a schematic structural view of a stem reinforcement containing a triangular reinforcement cage according to an embodiment.

Fig. 8 is a schematic structural view of a stem reinforcement containing section steel in one embodiment.

Fig. 9 is a schematic structural view of a ring beam in an embodiment.

Wherein, 1, a basic stone component; 2. a wall stone component; 3. a floor slab member; 4. a reinforced concrete beam; 41. a ring beam; 411. upper longitudinal ribs; 412. a lower longitudinal rib; 413. stirrups; 5. a wall core hole; 6. a stem reinforcement; 61. steel bars, 62, triangular reinforcement cages; 621. longitudinal ribs of triangular reinforcement cages; 622. triangular reinforcement cage stirrups; 63. section steel; 64. reinforced concrete.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly. Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, "and/or" throughout this document includes three schemes, taking a and/or B as an example, including a technical scheme, a technical scheme B, and a technical scheme that both a and B satisfy; in addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather as utilizing equivalent device variations from the description and drawings of the present utility model or directly/indirectly utilizing the same in other related technical fields are included in the scope of the present utility model.

A stone wall, as shown in fig. 1 and 2, includes a base stone member 1, a wall stone member 2 located above the base stone member 1, and a floor member 3 located above the wall stone member 2. Wherein the wall thickness of the wall stone component 2 exceeds 180mm. From the floor slab member 3, a plurality of wall core holes 5 are opened downward, the wall core holes 5 penetrate through the wall body stone member 2 to a position deeper than half the height of the foundation stone member 1, and the length deeper than the foundation stone member 1 is not less than 500mm. The pore size and the pore spacing of the wall core pores 5 need to be determined according to the house layout condition, the bearing capacity analysis result and the house construction requirement.

In one embodiment, the wall core hole 5 has a pore diameter less than 1/3 of the wall thickness of the wall stone component 2.

In order to improve the integrity, shearing resistance and overall earthquake resistance of the strip stone wall, a strip stone wall reinforcing structure is arranged on the strip stone wall, and comprises a plurality of core column reinforcing members 6 which are poured in the wall core holes 5.

In one embodiment, as shown in fig. 3 and 6, the stem reinforcement 6 includes a single reinforcing steel bar 61, and reinforcement concrete 64 poured to be coagulated outside the reinforcing steel bar 61. Wherein, the steel bar 61 adopts HRB335 or HRB400 grade common steel bar with the diameter of 16-25 mm.

In one embodiment, as shown in fig. 4 and 7, the stem reinforcement 6 includes a gabion 62, and reinforcement concrete 64 poured to set in the gabion 62. The triangular reinforcement cage 62 includes three triangular reinforcement cage longitudinal ribs 621, and triangular reinforcement cage stirrups 622 fixed outside the triangular reinforcement cage longitudinal ribs 621 by welding along the length direction of the triangular reinforcement cage longitudinal ribs 621, wherein the triangular reinforcement cage stirrups 622 can adopt HPB300 or HRB335 or HRB 400-class steel bars with diameters of 6-10, and the distance between the triangular reinforcement cage stirrups 622 is 100-200 mm. The single steel bar in the longitudinal bar 621 of the triangular reinforcement cage adopts HRB335 or HRB400 common steel bar with the diameter of 16-25 mm.

In one embodiment, as shown in fig. 5 and 8, the stem reinforcement 6 includes a section steel 63, and reinforcement concrete 64 poured and coagulated outside the section steel 63.

In one embodiment, the section steel 63 is an i-section steel.

Wherein, the steel bar 61, the triangular steel bar cage 62 or the section steel 63 are all the reinforcing members of the stem reinforcing member 6.

In one embodiment, the length of the rebars 61, gabions 62 or section bars 63 is the floor slab 3 height + wall stone element 2 height + access foundation stone element 1 height + exposed floor slab 3 top height 300mm.

In one embodiment, the reinforcement concrete 64 is self-compacting concrete, grouted self-compacting concrete, grout, or concrete having a strength of C30 or more.

As shown in fig. 2 and 9, the stone wall reinforcing structure further includes reinforced concrete beams 4 positioned above the floor slab members 3, and the reinforced concrete beams 4 connect the respective stem reinforcements 6 to form an integral body. Specifically, the reinforced concrete beam 4 includes a ring beam 41 and concrete poured on the ring beam 41, the ring beam 41 is first placed on the positions of the steel bars 61, the triangular reinforcement cages 62 or the section steel 63, then the ring beam 41 is fixed on each of the steel bars 61, the triangular reinforcement cages 62 or the section steel 63 by welding or wire tying, then the concrete is poured, and after the concrete is condensed, the stem reinforcement 6, the reinforced concrete beam 4 and the strip stone wall are integrated.

In one embodiment, the collar beam 41 is of a concrete strength grade no less than C30.

In one embodiment, as shown in fig. 9, the cross section of the ring beam 41 is 200mmx350mm, and longitudinal bars of 4 phi 16mm are configured, the longitudinal bars include two upper longitudinal bars 411 and two lower longitudinal bars 412, the ring beam 41 further includes a stirrup 413, and the specification of the stirrup 413 is phi 8@200 (2).

The reinforcement method of the stone wall body specifically comprises the following steps:

(1) Firstly, determining the number, the positions, the pore sizes and the pore spacing of the wall core pores 5 according to the house layout condition, the bearing capacity analysis result and the house construction requirement of the ancient building to be repaired;

(2) Drilling downwards from the floor slab component 3 according to the position of the wall core hole 5 determined in the step (1), and drilling the wall core hole 5 through the wall surface of the wall body stone component 2 until reaching 1/2 of the foundation stone component 1, wherein the length of the wall core hole penetrating into the foundation stone component 1 is not less than 500mm;

(3) Placing the single steel bars 61, the triangular steel bar cages 62 or the section steel 63 of the stem reinforcing members 6 into the wall core holes 5, enabling the single steel bars 61, the triangular steel bar cages 62 or the section steel 63 to be positioned at the central axis of the wall core holes 5, enabling the heights of the single steel bars 61, the triangular steel bar cages 62 or the section steel 63 to exceed the height 300mm of the top of the floor slab member 3 after the placement is finished, then fully filling and sealing the wall core holes 5 by self-compacting concrete or grouting materials, and forming the stem reinforcing members 6 after the poured concrete is solidified;

(4) The ring beam 41 is placed on the top of the floor slab member 3, the ring beam 41 is positioned at a position where a single steel bar 61, a triangular steel bar cage 62 or a section steel 63 exceeds the floor slab member 3, the ring beam 41 is fixed on each steel bar 61, the triangular steel bar cage 62 or the section steel 63 by welding or wire tying, then concrete is poured, and after the concrete is condensed, the core column reinforcement 6, the reinforced concrete beam 4 and the strip stone wall body form a whole.

Claims

1. A reinforcement structure for a masonry wall, the masonry wall comprising a base stone member, a wall stone member above the base stone member, and a floor member above the wall stone member; the reinforcing structure comprises a stem reinforcement penetrating through the wall stone component, wherein the bottom end of the stem reinforcement penetrates into the foundation stone component, and the top end of the stem reinforcement exceeds the floor slab component; the reinforcing structure further comprises a reinforced concrete beam which is integrally cast together with the portion of the stem reinforcement beyond the floor slab member.

2. The reinforcing structure of a stone wall according to claim 1, wherein the number of the stem reinforcements is plural, and gaps are provided between the plural stem reinforcements.

3. A stone wall reinforcing structure according to claim 1, wherein the stem reinforcement has a length equal to the wall stone component height + the floor component height + the base stone component height + 300-500 mm above the floor component top height.

4. A stone wall reinforcing structure according to claim 1, wherein said stem reinforcement has an outer diameter less than 1/3 of the wall thickness of said wall stone component.

5. A reinforcing structure for a masonry wall according to claim 1, wherein said stem reinforcement comprises a reinforcement member located at a central axis of said stem reinforcement member and reinforcement concrete poured and set outside said reinforcement member.

6. The reinforcing structure of a stone wall according to claim 5, wherein the reinforcing member comprises any one of a single steel bar, a gabion, and a section steel.

7. The reinforcing structure of a stone wall according to claim 6, wherein the reinforcing bars are HRB335 or HRB400 grade plain reinforcing bars having a diameter of 16-25 mm.

8. The reinforcing structure of a stone wall according to claim 1, wherein the reinforced concrete beam comprises a ring beam and concrete poured on the ring beam.

9. A stone wall reinforcing structure as claimed in claim 8, wherein said concrete has a strength grade higher than C30.

10. A stone wall reinforcing structure as claimed in claim 8, wherein said collar has a cross section of 200mmx350mm, is provided with 4 phi 16mm longitudinal ribs, and further comprises stirrups of the specification phi 8@200 (2).