CN113063622A - Quality detection method for slurry layer of assembled shear wall - Google Patents
Quality detection method for slurry layer of assembled shear wall Download PDFInfo
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- CN113063622A CN113063622A CN202110280149.XA CN202110280149A CN113063622A CN 113063622 A CN113063622 A CN 113063622A CN 202110280149 A CN202110280149 A CN 202110280149A CN 113063622 A CN113063622 A CN 113063622A
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- 238000001514 detection method Methods 0.000 title claims abstract description 24
- 239000002002 slurry Substances 0.000 title description 11
- 239000011440 grout Substances 0.000 claims abstract description 27
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 22
- 239000002131 composite material Substances 0.000 claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 claims abstract description 8
- 238000010276 construction Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 16
- 239000000463 material Substances 0.000 abstract description 8
- 238000012360 testing method Methods 0.000 abstract description 8
- 239000011150 reinforced concrete Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 238000012372 quality testing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/38—Concrete; Lime; Mortar; Gypsum; Bricks; Ceramics; Glass
- G01N33/383—Concrete or cement
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
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- Analytical Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Ceramic Engineering (AREA)
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A quality detection method for a mortar bed of an assembled shear wall relates to the field of buildings. The quality detection method of the assembling type shear wall mortar bed comprises the following steps: manufacturing a prefabricated shear wall standard component and a composite floor slab, and cutting the prefabricated shear wall standard component into an upper shear wall component and a lower shear wall component along the middle part; pouring the upper shear wall component, the lower shear wall component and the laminated floor slab to obtain an assembled shear wall with a grout layer; extracting a mortar layer core sample at a mortar layer of the assembled shear wall along a direction vertical to the wall surface of the shear wall; and detecting the quality of the bedding pulp layer core sample. The quality detection method for the assembling type shear wall mortar bed provided by the embodiment can be used for rapidly and accurately detecting the quality of the assembling type shear wall mortar bed, and has the advantages of high material utilization rate and low test cost.
Description
Technical Field
The application relates to the field of buildings, in particular to a quality detection method for a grout blanket of an assembled shear wall.
Background
The prefabricated reinforced concrete structure is one of the important directions of the development of the building structure in China, compared with a cast-in-place structure, the prefabricated reinforced concrete structure has the characteristics of land saving, material saving, energy saving, water saving, environmental friendliness and the like, can obviously reduce the negative influence on the environment in the engineering construction process, saves energy while improving the production efficiency, and is favorable for the development of the industrialization of the building in China.
In the prefabricated reinforced concrete structural system, the connection of the vertical members usually adopts a method that a grouting sleeve is matched with a grout blanket, wherein the construction quality of the grout blanket directly determines the integrity, the bearing capacity and the deformability of the vertical members and the whole structure, but due to factors in various aspects such as materials, technologies, processes, environments and the like, the grout blanket is easy to have the defects of loose connection, cavities, delamination and the like with the prefabricated members in the construction process.
The conventional nondestructive testing method cannot detect the construction quality of the horizontal grout blanket, so a core-pulling method is usually adopted for testing in actual engineering, but the core-pulling method can damage the built structure, the stress performance of the structure is greatly influenced, and a large amount of materials are consumed for testing the assembled shear wall grout blanket.
Therefore, a method for testing the quality of the bedding layer of the fabricated shear wall, which can save materials, is needed.
Disclosure of Invention
The application aims to provide a quality detection method for an assembled shear wall mortar bed, which can quickly and accurately detect the quality of the assembled shear wall mortar bed and has the advantages of high material utilization rate and low test cost.
The embodiment of the application is realized as follows:
the embodiment of the application provides a quality detection method for a mortar bed of an assembled shear wall, which comprises the following steps:
manufacturing a prefabricated shear wall standard component and a composite floor slab, and cutting the prefabricated shear wall standard component into an upper shear wall component and a lower shear wall component along the middle part;
pouring the upper shear wall component, the lower shear wall component and the laminated floor slab to obtain an assembled shear wall with a grout layer;
extracting a mortar layer core sample at a mortar layer of the assembled shear wall along a direction vertical to the wall surface of the shear wall;
and detecting the quality of the bedding pulp layer core sample.
In some optional embodiments, when the fabricated shear wall with the bedding slurry layer is constructed, the construction process and the construction quality of the grouting sleeve and the bedding slurry layer of the fabricated shear wall are consistent with the actual engineering project.
In some optional embodiments, the core pulling device is kept perpendicular to the wall surface of the prefabricated shear wall when the bedding slurry core sample is extracted.
In some alternative embodiments, the top-bottom direction of the bedding core sample is marked when the bedding core sample is extracted, and the positions of the top surface and the bottom surface of the bedding core sample are determined to facilitate quality detection.
In some alternative embodiments, after the prefabricated shear wall standard component is divided into the upper shear wall component and the lower shear wall component along the middle part, the top of the upper shear wall component and the bottom of the lower shear wall component are respectively matched with the bottom and the top of the laminated floor slab to be poured to obtain the fabricated shear wall.
The beneficial effect of this application is: the quality detection method for the assembling type shear wall grout blanket provided by the embodiment comprises the following steps: manufacturing a prefabricated shear wall standard component and a composite floor slab, and cutting the prefabricated shear wall standard component into an upper shear wall component and a lower shear wall component along the middle part; pouring the upper shear wall component, the lower shear wall component and the laminated floor slab to obtain an assembled shear wall with a grout layer; extracting a mortar layer core sample at a mortar layer of the assembled shear wall along a direction vertical to the wall surface of the shear wall; and detecting the quality of the bedding pulp layer core sample. The quality detection method for the assembling type shear wall mortar bed provided by the embodiment can be used for rapidly and accurately detecting the quality of the assembling type shear wall mortar bed, and has the advantages of high material utilization rate and low test cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 is a schematic structural diagram of an assembled shear wall constructed in the method for detecting the quality of a bedding slurry layer of the assembled shear wall according to the embodiment of the present application;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a schematic structural diagram of a bedding slurry core sample obtained by extracting an assembled shear wall after the assembled shear wall is obtained by construction in the quality detection method for an assembled shear wall bedding slurry layer provided by the embodiment of the application.
In the figure: 100. an upper shear wall member; 110. a lower shear wall member; 120. overlapping the floor slabs; 130. a cast-in-place layer; 140. setting a slurry layer; 150. and (5) grouting sleeves.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. 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 application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when in use, and are used only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The characteristics and performance of the quality testing method for the fabricated shear wall bedding slurry layer are further described in detail with reference to the following examples.
As shown in fig. 1, 2 and 3, an embodiment of the present application provides a method for detecting quality of a bedding slurry layer of an assembled shear wall, including the following steps:
manufacturing a prefabricated shear wall standard component and a composite floor slab 120, and cutting the prefabricated shear wall standard component into an upper shear wall component 100 and a lower shear wall component 110 along the middle part;
the top of the upper shear wall member 100 and the bottom of the lower shear wall member 110 are respectively matched with the bottom and the top of the composite floor slab 120 to pour the cast-in-place layer 130, the grouting sleeve 150 and the grout sitting layer 140 to obtain the fabricated shear wall, and the construction process and the construction quality of the grouting sleeve 150 and the grout sitting layer 140 of the fabricated shear wall are kept consistent with actual engineering projects;
extracting a core sample of the grout sitting layer 140 at the grout sitting layer 140 of the assembled shear wall along a direction vertical to the wall surface of the shear wall, keeping the core pulling equipment vertical to the wall surface of the prefabricated shear wall when the core sample of the grout sitting layer 140 is extracted, marking the vertical direction of the core sample of the grout sitting layer 140 when the core sample of the grout sitting layer 140 is extracted, and determining the positions of the upper surface and the lower surface of the core sample of the grout sitting layer 140 so as to facilitate quality detection;
the quality of the bedding 140 core sample was checked visually and experimentally.
The quality detection method for the grout-sitting layer of the fabricated shear wall provided by this embodiment includes manufacturing a prefabricated shear wall standard component and a composite floor slab 120 which are consistent with the standard of a field engineering project in a laboratory or a factory, dividing the prefabricated shear wall standard component into an upper shear wall component 100 and a lower shear wall component 110 which are arranged up and down along the middle part, then pouring the cast-in-place layer 130, the grouting sleeve 150 and the grout-sitting layer 140 by matching the top part of the upper shear wall component 100 and the bottom part of the lower shear wall component 110 with the bottom part and the top part of the composite floor slab 120 respectively to obtain the fabricated shear wall, keeping the construction process and the construction quality of the grouting sleeve 150 and the grout-sitting layer 140 consistent with the actual engineering project, so as to ensure that the fabricated shear wall can provide reference and basis for the actual construction project, and finally extracting a core sample of the grout-sitting layer 140 at the grout-sitting layer 140 of the fabricated shear wall along the direction perpendicular to the wall surface of the shear wall, the core pulling method can intuitively reflect the connection condition of the upper surface and the lower surface of the grout blanket 140, the prefabricated shear wall and the cast-in-place layer 130, and can also directly observe the compactness degree of the grout blanket 140, the detection method has low requirements on detection instruments, and the detection period is short, meanwhile, because the prefabricated shear wall standard component is split into the top shear wall component 110 and the lower shear wall component 110 of the upper shear wall component 100 and then is matched with the composite floor slab 120 to manufacture the assembled shear wall, the section size of a test piece is small, the maintenance cost is low, and the core pulling detection can be carried out on the assembled shear wall by using one prefabricated shear wall standard component and matching construction with the top and the bottom of the composite floor slab 120, so that the cost of the test material is effectively saved, and the utilization rate of.
The embodiments described above are some, but not all embodiments of the present application. The detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. 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 application.
Claims (5)
1. A quality detection method for a mortar bed of an assembled shear wall is characterized by comprising the following steps:
manufacturing a prefabricated shear wall standard component and a composite floor slab, and cutting the prefabricated shear wall standard component into an upper shear wall component and a lower shear wall component along the middle part;
pouring the upper shear wall component, the lower shear wall component and the laminated floor slab to obtain an assembled shear wall with a grout layer;
extracting a mortar layer core sample at a mortar layer of the assembled shear wall along a direction vertical to the wall surface of the shear wall;
and detecting the quality of the pulp layer core sample.
2. The quality detection method for the grout blanket of the fabricated shear wall according to claim 1, wherein when the fabricated shear wall with the grout blanket is obtained through construction, the construction process and the construction quality of a grouting sleeve of the fabricated shear wall and the grout blanket are kept consistent with actual engineering projects.
3. The quality detection method for the grout blanket of the assembled shear wall according to claim 1, wherein the core pulling device is kept perpendicular to the wall surface of the prefabricated shear wall when the core sample of the grout blanket is extracted.
4. The quality detection method for the mortar bed of the fabricated shear wall as claimed in claim 1, wherein the vertical direction of the mortar bed core sample is marked when the mortar bed core sample is extracted, and the positions of the upper surface and the lower surface of the mortar bed core sample are determined so as to facilitate quality detection.
5. The quality detection method for the prefabricated shear wall grout blanket according to claim 1, wherein after the prefabricated shear wall standard component is divided into an upper shear wall component and a lower shear wall component along the middle part, the top of the upper shear wall component and the bottom of the lower shear wall component are respectively matched with the bottom and the top of the composite floor slab for pouring to obtain the prefabricated shear wall.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110280149.XA CN113063622A (en) | 2021-03-16 | 2021-03-16 | Quality detection method for slurry layer of assembled shear wall |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110280149.XA CN113063622A (en) | 2021-03-16 | 2021-03-16 | Quality detection method for slurry layer of assembled shear wall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114965966A (en) * | 2022-03-24 | 2022-08-30 | 五冶集团上海有限公司 | Assembled shear force wall joint observation device that is in milk |
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