CN212154232U - Wall body reinforced structure - Google Patents
Wall body reinforced structure Download PDFInfo
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- CN212154232U CN212154232U CN201922300306.XU CN201922300306U CN212154232U CN 212154232 U CN212154232 U CN 212154232U CN 201922300306 U CN201922300306 U CN 201922300306U CN 212154232 U CN212154232 U CN 212154232U
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Abstract
The utility model provides a wall body reinforced structure, include: the grouting pipeline is hollow and formed in a mortar joint of the wall, and two ends or one end of the grouting pipeline is open; the repairing slurry is injected from the opening and filled into the grouting pipeline; the vertical steel bars are arranged around the grouting pipeline; the reinforcing mesh is arranged on the surface of the opening filled with the repair slurry and around the opening, and the reinforcing mesh is welded with the vertical reinforcing mesh; and the mortar protective layer is covered on the surfaces of the reinforcing mesh and the wall body. The utility model discloses can solve ancient building, historical protection building, the wall of historical relic's protection building because the time of the year is long, after the weather of wind blowing or worm-eaten erosion, the wall body mortar joint appear cavity, morals and manners, mortar joint material intensity not enough scheduling problem. And the construction is finished in a shorter time and with a lower budget. The utility model discloses be applied to the reinforcement of wall body in historical protection building, have effects such as construction operation is simple and convenient, cost is practiced thrift to economy, have fine reinforcement guard action to the wall body of old building.
Description
Technical Field
The utility model relates to a wall body reinforced structure.
Background
Ancient buildings, historical protective buildings and cultural relics protective buildings are subjected to years of washing and gift, and after the wall is subjected to wind blowing, sun drying or worm eating erosion, the wall has the phenomena of cracks, weathering, insufficient strength of mortar joint materials and the like. Because the wall surface in ancient buildings, historical protective buildings and cultural relics protective buildings is often the key protective part in the maintenance, the requirements of restoring the historical appearance of the ancient buildings according to the 'old and old' principle are met, and the requirements of the safety performance of continuous use and the function requirement of continuous use after the maintenance and restoration construction are ensured.
Common wall reinforcing methods include:
the first method is to add new constructional columns, and the constructional columns are arranged at the four corners of the building, the joints of the transverse walls and the outer longitudinal walls at the staggered floor parts, the two sides of the larger opening, the joints of the inner walls and the outer walls of the large room and the like, so that the rigidity of the house can be enhanced, and the house can be prevented from collapsing. However, the newly added constructional column needs to consume longer time and more expensive construction cost, and is not suitable for the engineering with tighter construction period or insufficient budget construction cost;
secondly, hanging a reinforcing mesh mortar surface layer for reinforcement, and the process flow is as follows: the method comprises the steps of base layer treatment, anchor bar fixing, cement slurry brushing, reinforcement mesh binding and cement mortar plastering, but the problem that the strength of mortar joints of old buildings is insufficient is not solved, and the phenomenon of wall hollowing and even cracks easily occurs in the later period.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wall body reinforced structure.
In order to solve the above problem, the utility model provides a wall body reinforced structure, include:
the grouting pipeline is a hollow grouting pipeline formed in a mortar joint of a wall body, and two ends or one end of the grouting pipeline is opened;
repair slurry injected from the opening and filled into the grouting pipe;
the vertical steel bars are arranged around the grouting pipeline;
the reinforcing mesh is arranged on the surface of the opening injected with the repair slurry and around the opening, and the reinforcing mesh is welded with the vertical reinforcing mesh;
and the mortar protective layer is covered on the surfaces of the reinforcing mesh and the wall body.
Further, in the above structure, the distance between the reinforcing mesh is 0.9 m and the reinforcing mesh is arranged in a plum blossom shape.
Further, in the structure, the diameter of the vertical reinforcing steel bars is 12 mm, and the distance between the vertical reinforcing steel bars is 700 mm.
Further, in the above structure, the mortar protection layer sequentially includes:
the first mortar layer is filled in a gap between the reinforcing mesh and the wall body;
the second mortar layer covers the reinforcing mesh, the wall body and the surface of the first mortar layer;
and the mortar surface layer is covered on the second mortar layer and has a preset thickness.
Further, in the above structure, the thickness of the mortar protective layer is 35 mm.
Further, in the above structure, the thickness of the first mortar layer is 5 mm.
Further, in the above structure, the thickness of the mortar surface layer is 20 mm.
Further, in the above structure, the length of the grouting pipe is 100 and 200 mm.
Compared with the prior art, the utility model discloses a: the grouting pipeline is a hollow grouting pipeline formed in a mortar joint of a wall body, and two ends or one end of the grouting pipeline is opened; repair slurry injected from the opening and filled into the grouting pipe; the vertical steel bars are arranged around the grouting pipeline; the reinforcing mesh is arranged on the surface of the opening injected with the repair slurry and around the opening, and the reinforcing mesh is welded with the vertical reinforcing mesh; and the mortar protective layer is covered on the surfaces of the reinforcing mesh and the wall body. The utility model discloses can solve ancient building, historical protection building, the wall of historical relic's protection building because the time of the year is long, after the weather of wind blowing or worm-eaten erosion, the wall body mortar joint appear cavity, morals and manners, mortar joint material intensity not enough scheduling problem. And the construction is finished in a shorter time and with a lower budget. The utility model discloses be applied to the reinforcement of wall body in historical protection building, have effects such as construction operation is simple and convenient, cost is practiced thrift to economy, have fine reinforcement guard action to the wall body of old building. The utility model does not need to add new constructional columns, has high reinforcing efficiency and does not consume too much construction period time; the external surface can achieve better appearance effect after the reinforcement is finished, and the principle of repairing the old as old is satisfied.
Drawings
Fig. 1 is a schematic view of a wall reinforcing structure according to an embodiment of the present invention;
fig. 2 is a sectional view along a-a in fig. 1.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1 and 2, the present invention provides a wall reinforcing structure 10, including:
the grouting pipe 2 is hollow and formed in a mortar joint of the wall body 1, and two ends or one end of the grouting pipe is open;
the mortar joint can be cleaned, the mortar joint is cleaned to form a through joint, and the mortar joint is fully wetted by water;
repair slurry injected from the opening and filled into the grouting pipe;
the vertical steel bars are arranged around the grouting pipeline;
the reinforcing mesh 3 is arranged on the surface of the opening injected with the repair slurry and around the opening, and the reinforcing mesh is welded with the vertical reinforcing mesh;
and the mortar protective layer 4 is covered on the surfaces of the reinforcing mesh 3 and the wall body 1.
Here, the utility model discloses can solve ancient building, historical protection building, the wall of historical relic's protection building because the time of the year is long, after the weather blows and insolate or the worm eaten erosion, the wall body mortar joint appears cavity, morals and manners, mortar joint material intensity subalternation problem. And the construction is finished in a shorter time and with a lower budget.
The utility model discloses be applied to the reinforcement of wall body in historical protection building, have effects such as construction operation is simple and convenient, cost is practiced thrift to economy, have fine reinforcement guard action to the wall body of old building.
The utility model is applied to the reinforcement of the wall body in the history protection building, does not need to newly add a constructional column, has high reinforcement efficiency and does not consume too much construction period time; the external surface can achieve better appearance effect after the reinforcement is finished, and the principle of repairing the old as old is satisfied.
In an embodiment of the wall reinforcing structure of the present invention, the distance between the reinforcing mesh is 0.9 m and is arranged in a plum blossom shape.
Herein, can hang the reinforcing bar net in wall body inboard unilateral, interval 0.9 meters and plum blossom form are arranged, guarantee that the wall body is firm.
The utility model discloses an in the wall body reinforced structure embodiment, the diameter of vertical reinforcing bar is 12 millimeters, the interval is 700 millimeters, guarantees that the wall body is firm.
The utility model discloses an in the wall body reinforced structure embodiment, the mortar protective layer includes in proper order:
the first mortar layer is filled in a gap between the reinforcing mesh and the wall body;
the second mortar layer covers the reinforcing mesh, the wall body and the surface of the first mortar layer;
and the mortar surface layer is covered on the second mortar layer and has a preset thickness.
The utility model discloses an in the wall body reinforced structure embodiment, the thickness of mortar protective layer is 35 millimeters, guarantees the protection effect of mortar protective layer.
The utility model discloses an in the wall body reinforced structure embodiment, the thickness on first mortar layer is 5 millimeters, guarantees the protection effect of mortar protective layer.
The utility model discloses an in the wall body reinforced structure embodiment, the thickness of mortar surface course is 20 millimeters, guarantees the protection effect of mortar protective layer.
The utility model discloses an in the wall body reinforced structure embodiment, the length of slip casting pipeline is 100 supplyes 200 millimeters to guarantee the wall and restore fastness.
As shown in fig. 1 and 2, the wall reinforcing method includes:
step S1, repairing mortar joints of the wall body 1 to form a hollow grouting pipeline 2, wherein two ends or one end of the grouting pipeline is opened;
the joint filling and repairing can be carried out by adopting 42.5 silicic acid cement mortar, and the joint sealing strength can reach 90%;
step S2, injecting a repair slurry from the opening by using a grouting machine, so that the repair slurry is filled into the grouting pipe 2;
before grouting repair, a weathered layer on the surface of a wall body can be cleaned firstly, dust in a dust joint is cleaned up by a blower after the dust joint is removed by 50mm, the wall of a grouting pipeline is cleaned up twice by a hole cleaning brush, three-blowing and two-brushing are required, and after the cleaning, the grouting pipeline is flushed by a high-pressure water gun, so that the grouting pipeline can be thoroughly cleaned;
grouting repair can be carried out on both sides of the wall body, mixed grout such as grouting material, grouting resin and the like is pressed into a grouting pipeline of the wall body by grouting machine equipment, so that the grouting liquid in the grouting pipeline is bonded with the original mortar to enhance the strength of the mixed mortar in the wall body;
during grouting, a piston type grouting pump can be used for injecting grout into a wall to be solidified through drilling and a grouting pipe in a low-flow constant-speed grouting mode, and if a grout leakage phenomenon occurs in the grouting process, an intermittent repeated supplementary grouting mode is adopted until the grouting pipeline overflows to inject grout; the strength of mortar joint materials can be improved and the overall performance of the wall body can be improved by means of high-pressure grouting;
step S3, arranging vertical steel bars around the grouting pipeline;
the vertical steel bars can continuously penetrate through the floor slab, in order to avoid overlarge damage to the floor slab or the stairs caused by too dense drilling holes, the vertical steel bars penetrate through the floor slab in a centralized reinforcement mode, are close to a local area of a wall body, and have the specification of 12 mm in diameter and 700 mm at intervals;
step S4, arranging reinforcing mesh 3 on and around the opening surface injected with the repair slurry, and welding the reinforcing mesh and the vertical reinforcing mesh;
here, the reinforcing mesh can be hung on one side of the inner side of the wall body, the distance is 0.9 m, and the reinforcing mesh is arranged in a plum blossom shape, so that the firmness of the wall body is ensured;
and step S5, covering a mortar protective layer 4 on the surfaces of the reinforcing mesh and the wall body.
Before the mortar protective layer is brushed finally, the wall surface is brushed clean after grouting by using a steel wire brush and pressure water, and then the mortar protective layer is brushed on the masonry reinforcing surface, and the brushing needs to be uniform.
The utility model discloses can solve ancient building, historical protection building, the wall of historical relic's protection building because the time of the year is long, after the weather of wind blowing or worm-eaten erosion, the wall body mortar joint appear cavity, morals and manners, mortar joint material intensity not enough scheduling problem. And the construction is finished in a shorter time and with a lower budget.
The utility model discloses be applied to the reinforcement of wall body in historical protection building, have effects such as construction operation is simple and convenient, cost is practiced thrift to economy, have fine reinforcement guard action to the wall body of old building.
The utility model is applied to the reinforcement of the wall body in the history protection building, does not need to newly add a constructional column, has high reinforcement efficiency and does not consume too much construction period time; the external surface can achieve better appearance effect after the reinforcement is finished, and the principle of repairing the old as old is satisfied.
In an embodiment of the wall reinforcing method of the present invention, step S5, the surface of the reinforcing mesh and the wall is covered with the mortar protective layer 4, which includes:
the first mortar layer is filled in a gap between the reinforcing mesh and the wall body;
covering a second mortar layer on the surfaces of the reinforcing mesh, the wall and the first mortar layer;
and covering a mortar surface layer with a preset thickness on the second mortar layer.
The mortar protection layer of M10 here had a thickness of 35mm, and was applied by hand in layers to avoid cracking, and the first mortar layer had a thickness of 5 mm. The mortar protective layer is divided into three layers: the first mortar layer of the first layer needs to smear the gap between the reinforcing mesh and the wall body to be solid, the second mortar layer of the second layer is smeared after the first layer is initially set, the reinforcing mesh is required to be covered by the second mortar layer, the mortar surface layer of the third layer is smeared to the designed thickness after the first layer is initially set, and the mortar surface layer adopts expansion mortar or fiber mortar. The thickness of the mortar surface layer is 20MM, after the cement mortar is finally set, watering and maintaining are carried out, whether hollowing, shrinkage cracks and rib leakage phenomena exist or not is checked, the sun exposure is prevented, and anti-freezing measures are taken in winter.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
It will be apparent to those skilled in the art that various changes and modifications may be made to the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. A wall reinforcing structure, comprising:
the grouting pipeline is a hollow grouting pipeline formed in a mortar joint of a wall body, and two ends or one end of the grouting pipeline is opened;
repair slurry injected from the opening and filled into the grouting pipe;
the vertical steel bars are arranged around the grouting pipeline;
the reinforcing mesh is arranged on the surface of the opening injected with the repair slurry and around the opening, and the reinforcing mesh is welded with the vertical steel bars;
and the mortar protective layer is covered on the surfaces of the reinforcing mesh and the wall body.
2. The wall reinforcing structure of claim 1, wherein the reinforcing mats are spaced apart by 0.9 m and arranged in a quincunx pattern.
3. The wall reinforcing structure of claim 1, wherein the vertical reinforcing bars have a diameter of 12 mm and a pitch of 700 mm.
4. The wall reinforcing structure of claim 1, wherein the mortar protection layer comprises in sequence:
the first mortar layer is filled in a gap between the reinforcing mesh and the wall body;
the second mortar layer covers the reinforcing mesh, the wall body and the surface of the first mortar layer;
and the mortar surface layer is covered on the second mortar layer and has a preset thickness.
5. The wall reinforcement structure of claim 1, wherein the mortar protection layer has a thickness of 35 mm.
6. The wall reinforcement structure of claim 4, wherein the first mortar layer has a thickness of 5 mm.
7. The wall reinforcing structure of claim 4, wherein the mortar facing has a thickness of 20 mm.
8. The wall reinforcing structure of claim 1, wherein the grouting pipe has a length of 100 and 200 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922300306.XU CN212154232U (en) | 2019-12-20 | 2019-12-20 | Wall body reinforced structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922300306.XU CN212154232U (en) | 2019-12-20 | 2019-12-20 | Wall body reinforced structure |
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| Publication Number | Publication Date |
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| CN212154232U true CN212154232U (en) | 2020-12-15 |
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| CN201922300306.XU Active CN212154232U (en) | 2019-12-20 | 2019-12-20 | Wall body reinforced structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111021769A (en) * | 2019-12-20 | 2020-04-17 | 上海建工五建集团有限公司 | Wall body reinforcing structure and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111021769A (en) * | 2019-12-20 | 2020-04-17 | 上海建工五建集团有限公司 | Wall body reinforcing structure and method |
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