CN110306823B - Manufacturing method of composite L-shaped concrete slab for dry wall of historical building - Google Patents
Manufacturing method of composite L-shaped concrete slab for dry wall of historical building Download PDFInfo
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- CN110306823B CN110306823B CN201910506370.5A CN201910506370A CN110306823B CN 110306823 B CN110306823 B CN 110306823B CN 201910506370 A CN201910506370 A CN 201910506370A CN 110306823 B CN110306823 B CN 110306823B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
- E04G23/0222—Replacing or adding wall ties
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Abstract
The invention discloses a manufacturing method of a composite L-shaped concrete plate for a dry wall of a historical building, which specifically comprises the following steps: arranging a supporting structure at the bottom of the dry wall of the historical building; implanting tie bars into the back of the historical building dry wall, binding a reinforcing mesh sheet on the back of the historical building dry wall, and binding and fixing the reinforcing mesh sheet, the supporting structure and the wall tie bars; installing a pouring template; and pouring concrete from a pouring opening of the pouring template to generate the composite L-shaped concrete slab. The method can reinforce the wall structure of the historical building so as to avoid damage to the wall in the subsequent procedures of displacement, hoisting, assembly and the like, effectively retains the storage value of the historical building, and has great significance for the protection and repair of the existing building and the historical building.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a manufacturing method of a composite L-shaped concrete plate for a dry wall of a historical building.
Background
Because the historic building artistic wall has higher historic value, scientific value and artistic value, the wall needs to be integrally removed for migration, repair and restoration in the process of special structure transformation, so that the historic value, the scientific value and the artistic value are prevented from being damaged.
When the historical architecture migrates, because the historical architecture is old and the structural strength and the overall stability are much lower than those of a newly-built architecture, the structural strength of the historical architecture needs to be reinforced to avoid damaging the wall structure in the displacement process.
Disclosure of Invention
In view of the above, the present invention provides a method for manufacturing a composite L-shaped concrete slab for a dry wall of a historic building, so as to solve the problems in the background art.
A manufacturing method of a composite L-shaped concrete slab for a dry wall of a historical building specifically comprises the following steps:
step 1: arranging a support structure of a reinforced concrete ground beam at the bottom of the fresh water wall of the historical building;
step 2: implanting tie bars into the back of the historical building dry wall, binding a reinforcing mesh sheet on the back of the historical building dry wall, and binding and fixing the reinforcing mesh sheet, the supporting structure and the wall tie bars;
and step 3: installing a pouring template on the historical building clean water wall, wherein the upper end surface of the pouring template is flush with the upper end surface of the historical building clean water wall;
and 4, step 4: pouring concrete from a pouring opening of the pouring template, wherein the concrete is integrated with the supporting structure to form a reinforced concrete ground beam, the concrete is integrated with the reinforcing mesh and the tie bars to form a concrete slab, and the reinforced concrete ground beam and the concrete slab jointly form the composite L-shaped concrete slab.
Preferably, the step 1 of arranging a support structure at the bottom of the dry wall of the historical building comprises the following specific steps:
step 1.1: arranging a plurality of supporting grooves at equal intervals at the bottom of the dry wall of the historical building, and placing a split heads in each supporting groove; a partition board is arranged below each split heads;
step 1.2: dismantling all the wall bodies on the adjacent sides of the split heads to form a plurality of empty grooves separated by the split heads at the bottoms of the clean water walls of the historical buildings;
step 1.3: and respectively placing a partition plate in each empty groove, and then sequentially penetrating the supporting steel bars through the split heads to form the supporting structure of the reinforced concrete ground beam.
Preferably, the supporting steel bars are composed of a plurality of stirrups which are distributed at equal intervals and rod-shaped steel bars which are fixed on the stirrups.
Preferably, the isolation plate is a PVC plastic backing plate with the thickness of 5 mm.
Preferably, the outer side face of the reinforced concrete ground beam is retracted into the outer wall face of the historical building dry wall, and the inner side face of the reinforced concrete ground beam is protruded out of the back face of the historical building dry wall.
Preferably, the outer side face of the reinforced concrete ground beam is retracted into the outer wall face of the historical building dry wall for 4 centimeters, and the inner side face of the reinforced concrete ground beam protrudes out of the back face of the historical building dry wall for 5 centimeters.
Preferably, the tie bars on the dry wall of the historical building are distributed at equal intervals, and the distance between every two adjacent tie bars is 500 m.
The invention has the beneficial effects that:
the composite L-shaped concrete slab can reinforce the wall structure of a historical building, so that the wall body of the historical building is prevented from being damaged in the subsequent procedures of displacement, hoisting, assembly and the like, the delay value of the historical building is effectively reserved, and the composite L-shaped concrete slab has great significance for the protection and the repair of the existing building and the historical building.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a state view of the application of composite L-type concrete panel.
Fig. 2 is a schematic structural view of a split heads arranged at the bottom of a dry wall.
Fig. 3 is a schematic structural diagram of the wall body after the wall body on the adjacent side of the split heads in fig. 2 is hollowed.
Fig. 4 is a schematic view of the support structure formed by inserting support bars into the split heads of fig. 3.
Fig. 5 is a schematic structural view of a ground beam at the bottom of a dry wall.
Fig. 6 is a schematic structural view of the split heads.
Fig. 7 is a schematic view of the structure of the support bar.
The reference numerals in the figures have the meaning:
the concrete structure comprises a dry wall 1, a composite L-shaped concrete slab 2, a concrete slab 3, a supporting groove 4, a split heads 5, a separation plate 6, an empty groove 7, supporting steel bars 8, a supporting structure 9, a reinforced concrete ground beam 10 and tiles 11.
Detailed Description
For better understanding of the technical solutions of the present invention, the following detailed descriptions of the embodiments of the present invention are provided with reference to the accompanying drawings.
It should be understood that the described embodiments are only some embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present application is described in further detail below with reference to specific embodiments and with reference to the attached drawings.
In the description of the present application, it should be understood that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described with reference to the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.
The embodiment of the invention provides a manufacturing method of a composite L-shaped concrete plate for a historical building dry wall, wherein the composite L-shaped concrete plate is used for reinforcing the wall structure of the historical building dry wall so as to avoid damage to the wall body of the dry wall in the subsequent procedures of shifting and assembling into a whole wall body.
Specifically, the manufacturing method of the composite L-shaped concrete plate for the dry wall of the historical building specifically comprises the following steps:
step 1: arranging a support structure 9 of a reinforced concrete ground beam 10 at the bottom of the fresh water wall 1 of the historical building;
specifically, firstly, a plurality of supporting grooves 4 are formed in the bottom of the dry wall 1 of the historical building at equal intervals, and each supporting groove 4 is provided with a split heads 5; the height of the split heads 5 is matched with the height of the supporting grooves 4, so that the split heads 5 can effectively support the dry walls 1 of the historic buildings.
A5 mm thick partition board 6 is placed under each split heads 5.
In this embodiment, the split heads 5 are composed of a cubic steel bar framework and two steel plates, the two steel plates are respectively fixed at the top and the bottom of the cubic steel bar framework, and the area of the steel plates is larger than that of the top/the bottom of the cubic steel bar framework. After the split heads 5 are placed in the supporting grooves 4, the steel plates on the tops of the split heads 5 are in contact with the wall body of the dry wall 1 of the historical building.
After the split heads 5 at the bottom of the historical building clean water wall are placed, the wall bodies at the adjacent sides of all the split heads are dismantled, so that a plurality of empty grooves 7 separated by the split heads are formed at the bottom of the historical building clean water wall;
then, place a 5mm thick division board respectively in every dead slot, division board in the dead slot and division board below the split heads adopt the division board of same material, and in this embodiment, division board in the dead slot and division board below the split heads all are 5mm thick PVC plastic backing plates.
And finally, sequentially penetrating the supporting steel bars 8 through the split heads, wherein the supporting steel bars 8 and all the split heads 5 below the historical building dry wall 1 form a whole together to form a supporting structure 9 of the reinforced concrete ground beam 10. The diameter of the main reinforcing steel bar of the ground beam is 12 mm.
The supporting steel bar 8 comprises a plurality of stirrups which are distributed at equal intervals and rod-shaped steel bars which are fixed on the stirrups, the diameter of each stirrup is 8mm, the distance between every two adjacent stirrups is 150mm, and the diameter of each rod-shaped steel bar is 12 mm. After the supporting steel bars 8 penetrate through the split heads 5, the supporting steel bars 8 and the split heads 5 are bound and fixed together to form a supporting structure 9. The overall height of the support structure 9 is not less than 50 cm.
Step 2: and (3) embedding tie bars into the back of the historical building dry wall 1, binding a reinforcing steel bar net piece on the back of the historical building dry wall 1, and binding and fixing the reinforcing steel bar net piece, the supporting structure and the wall tie bars.
The tie bars on the back of the historical building dry wall 1 are distributed at equal intervals, the diameter of each tie bar is 8mm, and the distance between every two adjacent tie bars is 500 mm.
The reinforcing bar net piece is the net piece of making through ligature or welding by vertical reinforcing bar and horizontal reinforcing bar cross, and the diameter of horizontal reinforcing bar and vertical reinforcing bar is 10mm, and the interval between two adjacent horizontal reinforcing bars and the interval between two adjacent vertical reinforcing bars are 200 mm.
And step 3: installing a pouring template on the historical building clean water wall, wherein the upper end surface of the pouring template is flush with the upper end surface of the historical building clean water wall 1; the length of the pouring template is equal to that of the historical building dry wall 1.
And 4, step 4: concrete is poured from a pouring opening of the pouring template, the concrete and the ground beam supporting structure 9 are integrated to form a reinforced concrete ground beam 10 (the reinforced concrete ground beam can be simply called as a ground beam), the concrete, a reinforcing mesh and a tie bar are integrated to form a concrete plate 3, and the thickness of the concrete plate 3 is 1/5 of the thickness of the wall body of the historical building dry wall 1. The reinforced concrete ground beam 10 and the concrete slab 3 form a composite L-shaped concrete slab 2, and the composite L-shaped concrete slab 2 can be called an L wall for short.
The outer side surface of the reinforced concrete ground beam 10 is retracted into the outer wall surface of the historical building dry wall, and the inner side surface of the reinforced concrete ground beam is protruded from the back surface of the historical building dry wall. In this embodiment, the outer side surface of the reinforced concrete ground beam 10 is retracted into the outer wall surface of the historical building dry wall 1 by 4 cm, and the inner side surface thereof is protruded from the back surface of the historical building dry wall 1 by 5 cm. The ground beam 10 can be used as a support table in the process of carrying the historical building dry wall 1, and can also ensure the integrity of the historical building dry wall 1.
The outer side surface of the reinforced concrete ground beam 10 is provided with tiles with the thickness of 4 mm.
In this embodiment, the pouring opening of the used pouring template is a 45-degree pouring opening.
The wall body structure of the historical building dry wall is reinforced according to the steps of the method, and the wall body can be prevented from being damaged in the subsequent processes of shifting, hoisting, assembling into a whole wall body and the like.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (6)
1. A manufacturing method of a composite L-shaped concrete plate for a dry wall of a historical building is characterized by comprising the following steps:
step 1: arranging a support structure of a reinforced concrete ground beam at the bottom of the fresh water wall of the historical building;
step 2: implanting tie bars into the back of the historical building dry wall, binding a reinforcing mesh sheet on the back of the historical building dry wall, and binding and fixing the reinforcing mesh sheet, the supporting structure and the wall tie bars;
and step 3: installing a pouring template on the historical building clean water wall, wherein the upper end surface of the pouring template is flush with the upper end surface of the historical building clean water wall;
and 4, step 4: pouring concrete from a pouring opening of the pouring template, wherein the concrete is integrated with the supporting structure to form a reinforced concrete ground beam, the concrete is integrated with the reinforcing mesh and the tie bars to form a concrete slab, and the reinforced concrete ground beam and the concrete slab jointly form a composite L-shaped concrete slab; the outer side face of the reinforced concrete ground beam is retracted into the outer wall face of the historical building dry wall, and the inner side face of the reinforced concrete ground beam protrudes out of the back face of the historical building dry wall.
2. The method for manufacturing the composite L-shaped concrete plate for the historical building drywall as claimed in claim 1, wherein the specific steps of arranging the support structure at the bottom of the historical building drywall in the step 1 are as follows:
step 1.1: arranging a plurality of supporting grooves at equal intervals at the bottom of the dry wall of the historical building, and placing a split heads in each supporting groove; a partition board is arranged below each split heads;
step 1.2: dismantling all the wall bodies on the adjacent sides of the split heads to form a plurality of empty grooves separated by the split heads at the bottoms of the clean water walls of the historical buildings;
step 1.3: and respectively placing a partition plate in each empty groove, and then sequentially penetrating the supporting steel bars through the split heads to form the supporting structure of the reinforced concrete ground beam.
3. The method for manufacturing a composite L-shaped concrete panel for a dry wall of a historical building according to claim 2, wherein the support bars are composed of a plurality of stirrups which are distributed at equal intervals, and rod-shaped bars fixed on the stirrups.
4. The method for manufacturing the composite L-shaped concrete plate for the dry wall of the historical building according to claim 2, wherein the isolation plate is a PVC plastic backing plate with the thickness of 5 mm.
5. The method for manufacturing the composite L-shaped concrete plate for the historical building drywall as claimed in claim 1, wherein the outer side surface of the reinforced concrete ground beam is indented into the outer wall surface of the historical building drywall for 4 cm, and the inner side surface of the reinforced concrete ground beam is protruded from the back surface of the historical building drywall for 5 cm.
6. The method for manufacturing the composite L-shaped concrete plate for the dry wall of the historic building according to claim 1, wherein the tie bars on the dry wall of the historic building are distributed at equal intervals, and the distance between every two adjacent tie bars is 500 m.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910506370.5A CN110306823B (en) | 2019-06-12 | 2019-06-12 | Manufacturing method of composite L-shaped concrete slab for dry wall of historical building |
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| CN201910506370.5A CN110306823B (en) | 2019-06-12 | 2019-06-12 | Manufacturing method of composite L-shaped concrete slab for dry wall of historical building |
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| CN110306823A CN110306823A (en) | 2019-10-08 |
| CN110306823B true CN110306823B (en) | 2021-11-05 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1089008A (en) * | 1993-10-09 | 1994-07-06 | 阮蔚文 | Method for moving house |
| DE10034534A1 (en) * | 2000-07-15 | 2001-03-22 | Achim Brinke | Historic structure renovation and preservation drills channels into structure to take end anchorages joined by tie rods to form compensating joint permitting pre-tension to be applied |
| CN103089022A (en) * | 2011-11-08 | 2013-05-08 | 上海美创建筑加固工程有限公司 | Seismic reinforcement method of masonry structure wall |
| CN105604343A (en) * | 2016-01-29 | 2016-05-25 | 浙江水利水电学院 | Construction method for reinforcing and repairing integral wall of ancient architecture |
| CN106907016A (en) * | 2017-03-17 | 2017-06-30 | 上海建工二建集团有限公司 | The lossless ruggedized construction and its construction method of historical protective buildings wall |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109083436A (en) * | 2018-08-30 | 2018-12-25 | 上海建为历保科技股份有限公司 | A kind of constructing structure method for Historical Block facade rebuilding |
-
2019
- 2019-06-12 CN CN201910506370.5A patent/CN110306823B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1089008A (en) * | 1993-10-09 | 1994-07-06 | 阮蔚文 | Method for moving house |
| DE10034534A1 (en) * | 2000-07-15 | 2001-03-22 | Achim Brinke | Historic structure renovation and preservation drills channels into structure to take end anchorages joined by tie rods to form compensating joint permitting pre-tension to be applied |
| CN103089022A (en) * | 2011-11-08 | 2013-05-08 | 上海美创建筑加固工程有限公司 | Seismic reinforcement method of masonry structure wall |
| CN105604343A (en) * | 2016-01-29 | 2016-05-25 | 浙江水利水电学院 | Construction method for reinforcing and repairing integral wall of ancient architecture |
| CN106907016A (en) * | 2017-03-17 | 2017-06-30 | 上海建工二建集团有限公司 | The lossless ruggedized construction and its construction method of historical protective buildings wall |
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