CN108104309A - One kind exempts from formwork glomeration assembly of shear wall structure and construction method - Google Patents
One kind exempts from formwork glomeration assembly of shear wall structure and construction method Download PDFInfo
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- CN108104309A CN108104309A CN201711394287.0A CN201711394287A CN108104309A CN 108104309 A CN108104309 A CN 108104309A CN 201711394287 A CN201711394287 A CN 201711394287A CN 108104309 A CN108104309 A CN 108104309A
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- collar tie
- tie beam
- shear wall
- wall
- building block
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- 238000010276 construction Methods 0.000 title claims abstract description 69
- 238000009415 formwork Methods 0.000 title claims abstract description 30
- 210000003205 muscle Anatomy 0.000 claims abstract description 57
- 239000004567 concrete Substances 0.000 claims abstract description 51
- 230000002787 reinforcement Effects 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 239000011449 brick Substances 0.000 claims description 37
- 239000000203 mixture Substances 0.000 claims description 12
- 238000009408 flooring Methods 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000005266 casting Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 9
- 238000005192 partition Methods 0.000 claims description 6
- 230000027455 binding Effects 0.000 claims description 3
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- 238000009417 prefabrication Methods 0.000 description 3
- 238000010008 shearing Methods 0.000 description 3
- 238000009414 blockwork Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
Abstract
One kind exempts from formwork glomeration assembly of shear wall structure and construction method, it is related to a kind of shear wall structure and construction method.The present invention in order to solve the problem of existing assembly of shear wall structure and construction method due to add install ring beam template, the working procedure of slab form causes to have delayed construction speed.The wall top skin building block of the present invention is mounted on the upper end of lower part shear wall block, and the prefabricated board of superimposed sheet is mounted in the skin building block of wall top, and collar tie beam is mounted on the prefabricated board of superimposed sheet, and top shear wall block is mounted on the prefabricated board and collar tie beam of superimposed sheet.Circle depth of beam is determined according to concrete engineering feature first, the shape of stirrup is then determined according to the relative position of vertical muscle, finally binds the vertical muscle of collar tie beam, stirrup into framework of steel reinforcement.It treats wall rigging out, then the framework of steel reinforcement bound is placed on collar tie beam position.The present invention is used for construction.
Description
Technical field
The present invention relates to a kind of assembly of shear wall structure and construction methods, and in particular to one kind exempts from formwork glomeration assembled
Shear wall structure and construction method.
Background technology
To implement the fundamental state policy of " energy saving, consumption reduction, emission reduction, environmental protection ", realize the sustainable development of resource, the energy, promote
The modernization of China's building industry improves industrialized level, and China's building structure has generated an important branch,
That is fabricated construction.Assembled architecture is the building formed by prefabricated component component in assemble in site, and assembled architecture includes dress
With formula concrete construction, assembling type steel structure building, assembled built with ribbed bricks building, assembled timber buildings and all kinds of
Assembled combining structure building etc..
Compared with cast-in-situ construction method, fabricated construction is conducive to green construction, meet the saving land, be energy saving of green construction,
The requirements such as material, water-saving and environmental protection are saved, reduce the negative effect to environment.Moreover, fabricated construction can be continuously by suitable
Sequence completes multiple or whole processes of engineering, so as to reduce the engineering machinery type and quantity marched into the arena, eliminates enduring for procedure connection
Between idle, interchange operation is realized, reduces construction personnel, so as to improve work efficiency, reduce supplies consumption, reduce environmental pollution,
It provides safeguard for green construction.It is built in addition, fabricated construction largely reduces steel scrap muscle, waste concrete, culled wood etc.
Building refuse.
By the practice of more than 10 years, the practitioners of assembled architecture research and development, design, processing, assembling and the management in China
Many good experiences, wherein standardized designs, factorial praluction, prefabricated construction, integration finishing, information-based pipe are summed up
It reason, intelligent Application and improves technical level with construction quality and in industry has very high common recognition degree, also send out in practice
Very important effect has been waved, has embodied the higher standard of construction in the new period.
The whole wall construction system of pouring of building block is different from traditional reinforced masonry, it block type design, masoning method,
More stringent regulation is proposed in arrangement of reinforcement method, concrete casting and globality, construction is more convenient, quality is more reliable, is suitable
Close the new structural systen of China's national situation and social development requirement.The whole wall construction system of pouring of building block has saving project cost, section
Save construction(al)steel amount, save template usage amount, improve the advantages such as speed of application, achieved in Heilongjiang Province large area popularization and
Using.
With the continuous improvement of construction level, the method that conventional on-site is built by laying bricks or stones exposes its shortcoming, and reinforcing bars building block is built
The prefabrication and assembly construction chemical conversion of body structure is the whole developing direction for pouring wall construction system of building block.Under building industrialization overall background, assembling
Formula reinforced masonry comes into being, this will improve the whole construction efficiency and knot for pouring wall construction system of building block revolutionaryly
Structure performance.The combination of in-situ precast this brand-new industrialized construction theory Yu masonry structure construction characteristic becomes masonry knot
The exclusive advantage of structure industrialized production.Be conducive to change producer by the prefabrication and assembly construction for developing reinforced masonry
Formula, the adjustment relations of production.
Cast-in-situ steel reinforced concrete collar tie beam is set in tendon bricking force wall structure and superstructure, the junction of roof system, can further be increased
The globality of structure, while the collar tie beam also can be as the means of building vertical dimension adjustment.However, assembled built with ribbed bricks
Wall piece in structure is typically to build completion by laying bricks or stones on the ground in building site, is then lifted to wall piece installation site.When floor is cast-in-place
When, collar tie beam can be with floor formwork simultaneously, and after floor is using prefabricated construction, and floor no longer formwork, collar tie beam will need independent
Formwork.As it can be seen that no matter floor is cast-in-place or using prefabricated construction, finally it is both needed to install collar tie beam mould at the top of tendon bricking force wall structure
Plate and casting concrete, therefore the working procedure for installing ring beam template is added, delay construction speed, be unfavorable for reinforcing bars building block
The popularization of masonry structure prefabricated construction.
In conclusion existing assembly of shear wall structure and construction method install the construction of ring beam template due to adding
Process, the problem of causing to have delayed construction speed.
The content of the invention
The purpose of the present invention is to solve existing assembly of shear wall structure and construction method to install due to adding
The working procedure of ring beam template, the problem of causing to have delayed construction speed.And then one kind is provided and exempts from formwork glomeration assembled shearing
Wall construction and construction method.
The technical scheme is that：One kind, which exempts from formwork glomeration assembly of shear wall structure, includes two prefabricated reinforcing bars building blocks
Build shearing force wall body, the skin building block of wall top, the prefabricated board and collar tie beam of superimposed sheet, one of them prefabricated built with ribbed bricks shear wall
Body is mounted on lower part shear wall by multiple lower part shear wall blocks for being arranged in order installation from bottom to top and forming, the skin building block of wall top
The upper end of block, the prefabricated board of superimposed sheet are mounted in the skin building block of wall top, and collar tie beam is mounted on the prefabricated board of superimposed sheet and wall top
In skin building block, another prefabricated built with ribbed bricks shear wall by it is multiple from bottom to top be arranged in order installation form it is upper
Portion's shear wall block, top shear wall block are mounted on the prefabricated board and collar tie beam of superimposed sheet.
Further, skin building block in wall top is the dimpled building block of upper center band.
Further, skin building block in wall top includes infilling cavity wall and at least one flank, and infilling cavity wall is rectangle masonry, until
A few flank is mounted in infilling cavity wall, and at least one flank by infilling cavity wall inside division into multiple holes, cavity is built
Pit is equipped in the middle part of the upper surface of body and at least one flank.
Further, the prefabricated board of superimposed sheet includes left prefabricated board and right prefabricated board, and left prefabricated board and right prefabricated board are opposite
It sets and is mounted on the infilling cavity wall of wall top skin building block, the distance between left prefabricated board and right prefabricated board are the width of pit
Degree.
Further, the opposite side of left prefabricated board and right prefabricated board offers multiple protrusion partitions and multiple recessed pockets,
Multiple protrusion partitions and multiple recessed pockets are separately set.
Further, collar tie beam includes two upper longitudinal bars, muscle and multiple stirrups are indulged in two lower parts, two upper longitudinal bar difference
Mounted on the end of left prefabricated board and the opposite side of right prefabricated board, the pit that muscle is mounted on the skin building block of wall top is indulged in two lower parts
Interior, the length side that muscle indulges muscle by multiple stirrups along two upper longitudinal bars and two lower parts is indulged in two upper longitudinal bars and two lower parts
It is tightened to two upper longitudinal bars and two lower parts are indulged muscle binding.
Further, the upper end of the prefabricated board of collar tie beam and superimposed sheet carries out casting concrete composition concrete folding layer.
The present invention also provides a kind of construction methods for exempting from formwork glomeration assembly of shear wall structure, it includes following step
Suddenly：
Step 1：Circle depth of beam is determined according to concrete engineering feature first；
Glomeration assembled architecture is formed in superimposed sheet and wall top skin building block region within the jurisdiction arrangement reinforcing bar and casting concrete
The prefabricated board of superimposed sheet is supported in the wall top skin building block on prefabricated built with ribbed bricks shear wall by collar tie beam, collar tie beam
Highly it is equal to the sum of the thickness of superimposed sheet and the pit height of wall top skin building block；
Step 2：The shape of stirrup is determined according to the relative position of vertical muscle；
The upper longitudinal bar of collar tie beam arranges two altogether, and vertically upper longitudinal bar is close to flooring, in the horizontal direction on every
Portion indulges muscle respectively close to wall side, and concrete cover to reinforcement thickness is no less than 15mm；It indulges muscle and is total to cloth in the lower part of collar tie beam
Two are put, positioned at the bottom of building block groove, muscle is indulged respectively close to the corner of groove in every lower part；The inward flange of stirrup is indulged with top
The outer edge that muscle is indulged in muscle and lower part is adjacent to, and forms trapezoidal stirrup；
Step 3：The vertical muscle of collar tie beam, stirrup are bound into framework of steel reinforcement；
Step 4：Treat prefabricated built with ribbed bricks shear wall lifting；
By lifting to flooring in the prefabricated built with ribbed bricks shear wall in ground intend that this prefabricated reinforcing bars building block block is installed
The position of body shear wall；
Step 5：The prefabricated board of superimposed sheet is laid with；
By a prefabricated built with ribbed bricks shear wall vertical display after lifting, the prefabricated board of superimposed sheet is laid on it
In a prefabricated built with ribbed bricks shear wall upper end；
Step 6：Concrete folding layer pours；
The framework of steel reinforcement bound is placed on collar tie beam position, the upper end of the prefabricated board of collar tie beam and superimposed sheet pour mixed
Solidifying local soil type is mounted on the upper of concrete folding layer into concrete folding layer, another prefabricated built with ribbed bricks shear wall
End so far, completes to exempt from the prefabricated construction of formwork glomeration assembly of shear wall structure.
Further, the width of the collar tie beam in step 1 is gradually reduced from top to bottom, and the width on collar tie beam top is equal to prefabricated
The thickness of built with ribbed bricks shear wall, the collar tie beam part below the prefabricated board of superimposed sheet are located in pit and hole, collar tie beam
Top is indulged muscle and is arranged in the rear pouring concrete overlapping layers of superimposed sheet, and collar tie beam bottom is indulged muscle and is arranged in building block pit and hole,
Collar tie beam stirrup is arranged in by the spacing of 200mm in the hole of each building block.
The present invention has the following effects that compared with prior art：
The present invention exempt from formwork glomeration assembly of shear wall structure by the use of the prefabricated board of wall and superimposed sheet as ring beam template,
By the use of the prefabricated board of superimposed sheet as the template of rear pouring concrete overlapping layers, the branch die process of cast-in-place collar tie beam, cast-in-situ floor is eliminated,
More than 50% can be accelerated construction progress, meets the principles and policies of national prefabricated construction.Overlapping is poured after collar tie beam and superimposed sheet
The concreting that layer and blockwork pour into is integral, and the formwork glomeration assembly of shear wall structure of exempting from formed has construction
It easy, the advantages of stability is strong, safe and reliable, can be applicable in glomeration assembled architecture.
Description of the drawings
Fig. 1 is the overall structure diagram that the present invention exempts from formwork glomeration assembly of shear wall structure；
Fig. 2 is that (diagram is when the skin building block of wall top is shown for the structure of groove building block for the structure diagram of wall top skin building block
It is intended to)；
Fig. 3 is structure diagram when collar tie beam 4 is mounted in wall top skin building block 2；
Fig. 4 is the structure diagram of the prefabricated board 3 of superimposed sheet；
Fig. 5 is structure diagram when being located at hole area at 4 intermediate node of collar tie beam of the present invention；
Fig. 6 is structure diagram when being located at ribs regions at 4 intermediate node of collar tie beam of the present invention；
Fig. 7 is that (diagram is when the skin building block of wall top is shown for the structure of special blocks type for the structure diagram of wall top skin building block
It is intended to)；
Fig. 8 is structure diagram when being located at hole area at 4 endpoint node of collar tie beam of the present invention；
Fig. 9 is structure diagram when being located at ribs regions at 4 endpoint node of collar tie beam of the present invention；
Figure 10 is structure diagram when wall top building block is arranged in interior wall；
Figure 11 is structure diagram when wall top building block is arranged in exterior wall.
Specific embodiment
Specific embodiment one：Illustrate present embodiment with reference to Fig. 1 to Figure 11, one kind of present embodiment exempts from formwork glomeration
Assembly of shear wall structure include two prefabricated built with ribbed bricks shear walls 1, wall top skin building block 2, superimposed sheet it is prefabricated
Plate 3 and collar tie beam 4, one of them prefabricated built with ribbed bricks shear wall 1 are arranged in order installation and are formed from bottom to top by multiple
Lower part shear wall block, wall top skin building block 2 is mounted on the upper end of lower part shear wall block, and the prefabricated board 3 of superimposed sheet is mounted on wall
In body top skin building block 2, collar tie beam 4 is mounted on the prefabricated board 3 and wall top skin building block 2 of superimposed sheet, another prefabricated arrangement of reinforcement is built
Block build shearing force wall body 1 is by multiple top shear wall blocks for being arranged in order installation from bottom to top and forming, top shear wall block peace
On the prefabricated board 3 and collar tie beam 4 of superimposed sheet.
The present invention need to save the work for installing slab form, ring beam template to coordinate the prefabricated construction of wall and floor
Sequence, and then the prefabricated construction of Reinforced Block Masonry Shear Wall Structure is realized comprehensively, formwork glomeration fabricated shear wall is exempted from proposition
Structure and construction method meet the objective of reinforced masonry prefabrication and assembly constructionization construction.Made using the prefabricated board of superimposed sheet
For the template of rear pouring concrete overlapping layers.Using assembling wall and floor and pass through certain construction measure and form collar tie beam,
I.e. by the use of the special blocks at the top of the prefabricated board or precast wall body for the superimposed sheet being supported at the top of precast wall body as the side of collar tie beam
Face die plate serves as a part for collar tie beam by the groove and hole of the skin building block of wall top, is total to the rear pouring concrete overlapping layers of wall top
Isomorphism is into collar tie beam.
Present embodiment exempts from built with ribbed bricks shear wall and superimposed sheet in formwork glomeration assembly of shear wall structure
Prefabricated board is using prefabricated, and using cast-in-place, the shade in Fig. 1 is rear pouring concrete region for the overlapping layers of collar tie beam and superimposed sheet.
Ring beam template is served as with the prefabricated board of prefabricated built with ribbed bricks shear wall and superimposed sheet, is poured after being served as with the prefabricated board of superimposed sheet
The rear pouring concrete overlapping layers of the template of concrete folding layer, collar tie beam and superimposed sheet casting concrete together, construction overall process without
Supporting module is needed, can realize the prefabricated construction of Reinforced Block Masonry Shear Wall Structure comprehensively.
Specific embodiment two：Illustrate present embodiment with reference to Fig. 2 and Fig. 7, the wall top skin building block 2 of present embodiment is
The dimpled building block of upper center band, the building block are H-type building block, groove building block or special blocks type.Other compositions and connection are closed
It is same as the specific embodiment one.
For present embodiment in order to form glomeration assembled architecture collar tie beam, the skin building block of wall top should be H-type building block, groove building block
Or special blocks type, if groove building block (Fig. 1), then should be such that groove places upwards, circle can be so arranged in building block groove
The longitudinal reinforcement of beam.By taking the collar tie beam of intermediate node as an example, ring beam structure schematic diagram is as shown in Fig. 2, first by the prefabricated of superimposed sheet
Plate is supported in the skin building block of top, encloses region as the lower part of collar tie beam using the prefabricated board of superimposed sheet and top skin building block, with wall just
Top of the rear pouring concrete overlapping layers of top as collar tie beam.For the collar tie beam of endpoint node, only set and overlap in collar tie beam one side
The prefabricated board of plate, and collar tie beam opposite side need to add template.
Compared with traditional cast-in-place collar tie beam, glomeration assembled architecture collar tie beam is increasing the overall stiffness and overall work of structure
Aspect of performance, the slightly below traditional cast-in-place collar tie beam of contribution, but still meet engineering construction needs.The either circle of intermediate node
The collar tie beam of beam or endpoint node compared to traditional cast-in-place collar tie beam, is saving cost, is accelerating construction progress the excellent of aspect
Gesture is very prominent.It is answered for this purpose, glomeration assembled architecture collar tie beam can be widelyd popularize in assembled reinforced masonry
With the further building industrialization process for promoting assembled reinforced masonry.
Specific embodiment three：Illustrate present embodiment with reference to Fig. 2 and Fig. 7, the wall top skin building block 2 of present embodiment is wrapped
Infilling cavity wall 2-1 and at least one flank 2-2 are included, infilling cavity wall 2-1 is rectangle masonry, and at least one flank 2-2 is mounted on sky
In chamber masonry 2-1, and at least one flank 2-2 by infilling cavity wall 2-1 inside divisions into multiple hole 2-3, infilling cavity wall 2-1 and
Pit is equipped in the middle part of the upper surface of at least one flank 2-2.So set, convenient for arranging the longitudinal direction of collar tie beam in building block groove
Reinforcing bar.Other compositions and connection relation are the same as one or two specific embodiments.
Specific embodiment four：Illustrate present embodiment with reference to Fig. 1, Fig. 3 to Fig. 4, the superimposed sheet of present embodiment it is pre-
Making sheet 3 includes left prefabricated board 3-1 and right prefabricated board 3-2, and left prefabricated board 3-1 and right prefabricated board 3-2 are oppositely arranged and are mounted on wall
On the infilling cavity wall 2-1 of body top skin building block 2, the distance between left prefabricated board 3-1 and right prefabricated board 3-2 are the width of pit.Such as
This is set, can be as the template of rear pouring concrete overlapping layers.Other compositions and connection relation and specific embodiment one, two or
Three is identical.
Template of the prefabricated board of the superimposed sheet of present embodiment as rear pouring concrete overlapping layers, is not required to be individually in construction
Floor supporting module.In order to not influence collar tie beam stirrup, the vertical arrangement of muscle and pouring for collar tie beam concrete, and strengthen superimposed sheet and circle
The globality of beam connection, the prefabricated board of superimposed sheet should have certain shelving length on wall, by the plate of the prefabricated board of superimposed sheet
End and plate side make it is concavo-convex be supported in the skin building block of wall top, projection portion corresponds to the flank of building block, and recess corresponds to block
The wall portion of block hole location, plate end and plate side should not be stretched into the groove and hole of building block.
Specific embodiment five：Illustrate present embodiment, the left prefabricated board 3-1 of present embodiment with reference to Fig. 1, Fig. 3 to Fig. 4
With the opposite side of right prefabricated board 3-2 offer it is multiple protrusion partition 3-3 and multiple recessed pockets 3-4, it is multiple protrusion partition 3-3 and
Multiple recessed pockets 3-4 are separately set.So set, convenient for placing the stirrup 4-3 in collar tie beam.It is other composition and connection relation and
Specific embodiment one, two, three or four are identical.
Specific embodiment six：Illustrate present embodiment with reference to Fig. 3, the collar tie beam 4 of present embodiment is indulged including two tops
Muscle 4-1, two lower parts indulge muscle 4-2 and multiple stirrup 4-3, and two upper longitudinal bar 4-1 are separately mounted to left prefabricated board 3-1 and the right side is pre-
Muscle 4-2 is indulged in the pit of wall top skin building block 2 in the end of the opposite side of making sheet 3-2, two lower parts, and two tops are indulged
The length that muscle 4-2 indulges muscle 4-2 by multiple stirrup 4-3 along two upper longitudinal bar 4-1 and two lower parts is indulged in muscle 4-1 and two lower parts
Two upper longitudinal bar 4-1 and two lower parts are indulged into muscle 4-2 bindings and are tightened in direction.So set, it is easy to implement between precast wall body
Connection.Other compositions and connection relation are identical with specific embodiment one, two, three, four or five.
The upper longitudinal bar of the collar tie beam of present embodiment arranges two altogether, and vertically upper longitudinal bar is close to flooring, along water
Square to every upper longitudinal bar respectively close to wall side, concrete cover to reinforcement thickness is no less than 15mm.Collar tie beam
Lower part indulges muscle and arranges two altogether, and positioned at the bottom of building block groove, muscle is indulged respectively close to the corner of groove in every lower part.The hoop of collar tie beam
Muscle is arranged in building block hole location, and stirrup spacing is the spacing of building block hole, i.e. 200mm.Since collar tie beam upper longitudinal bar spacing is big
Muscle spacing is indulged in lower part, the shape of collar tie beam stirrup is that trapezoidal, trapezoidal upper bottom edge length is more than bottom edge lengths.
Collar tie beam longitudinal reinforcement is no less than the horizontal reinforcement of corresponding reinforced masonry wall, and no less than 4 φ 12；Collar tie beam stirrup
Diameter is no less than φ 8.Collar tie beam concrete crushing strength is no less than the intensity of corresponding building block glues pouring machine, and is no less than
C20。
For the endpoint node of collar tie beam, the skin building block of wall top need to use special blocks type, can in the case of assembling degree height
By plant produced, complete building block can be cut to obtain this special blocks type under normal circumstances.The global shape of special blocks type is in L
Shape, its upper part only retain unilateral building block wall portion, which is equal to the thickness of floor, and by the use of this vertical wall portion as enclosing
The Side shuttering of beam；Its underpart shape is identical with the top of groove building block, and groove is used to arrange the horizontal reinforcement in collar tie beam.To protect
The stability of special blocks type is demonstrate,proved, the height of the lower part of groove is no less than 35mm, i.e. the total height of special blocks type lower part is not small
In 70mm.When slab thickness is more than 120mm, the height of special blocks type will be greater than 190mm, and the height of building block is generally 190mm,
The complete building block of production 290mm high is needed at this time, then the special blocks type suitable for larger thickness floor is obtained by cutting.
The floor height modular coordination process of present embodiment is：The Vertical Design of glomeration assembly of shear wall structure is with 100mm
For modulus, generally using 10mm as modulus, thus generate has between wall top surface and the bottom surface of superimposed sheet prefabricated board slab thickness
The problem of gap, for this purpose, the intermediate node and endpoint node of collar tie beam solve the problems, such as this using different schemes.
For the intermediate node of collar tie beam, the top of groove building block is obtained by cutting whole blocks type, is known as joint block, is
Ensure the stability of joint block, the height of groove lower part is no less than 35mm, therefore the total height of joint block is not less than
70mm.When gap between the bottom surface of wall top surface and superimposed sheet prefabricated board is less than 70mm, which is not enough to place connection block
Block, at this point, also needing to cut the first skin building block under joint block, the height of segment heights and joint block after cutting
Degree, the thickness of floor meet floor height modular coordination requirement jointly.
For the endpoint node of collar tie beam, since the height of special blocks type lower part can change, using the height
The means as floor height modular coordination are spent, if being still unsatisfactory for floor height modular coordination requirement using special blocks type, special blocks need to be cut
The first skin building block under type is to meet floor height modular coordination requirement.
Specific embodiment seven：The present embodiment will be described with reference to Fig. 1, and the collar tie beam 4 of present embodiment is prefabricated with superimposed sheet
The upper end of plate 3 carries out casting concrete composition concrete folding layer.Other compositions and connection relation and specific embodiment one,
2nd, three, four, five or six are identical.
Specific embodiment eight：Illustrate present embodiment with reference to Fig. 1 to Figure 11, present embodiment exempts from the assembling of formwork glomeration
The construction method of formula shear wall structure, it comprises the following steps：
Step 1：The height of collar tie beam 4 is determined according to concrete engineering feature first；
Glomeration assembled architecture is formed in superimposed sheet and wall top skin building block region within the jurisdiction arrangement reinforcing bar and casting concrete
The prefabricated board 3 of superimposed sheet is supported in the wall top skin building block 2 on prefabricated built with ribbed bricks shear wall 1, collar tie beam by collar tie beam
4 height is equal to the sum of the thickness of superimposed sheet and the pit height of wall top skin building block 2,；
Step 2：The shape of stirrup 4-3 is determined according to the relative position of vertical muscle；
The upper longitudinal bar of collar tie beam arranges two altogether, and vertically upper longitudinal bar is close to flooring, in the horizontal direction on every
Portion indulges muscle respectively close to wall side, and concrete cover to reinforcement thickness is no less than 15mm；It indulges muscle and is total to cloth in the lower part of collar tie beam
Two are put, positioned at the bottom of building block groove, muscle is indulged respectively close to the corner of groove in every lower part；As it can be seen that upper longitudinal bar and lower part
The position of vertical muscle is fixed；The outer edge that the inward flange of stirrup indulges muscle with upper longitudinal bar and lower part is adjacent to, therefore, stirrup
Shape and the position of vertical muscle be relevant, but be generally trapezoidal；
Step 3：The vertical muscle of collar tie beam 4, stirrup 4-3 are bound into framework of steel reinforcement；
Step 4：Treat that prefabricated built with ribbed bricks shear wall 1 lifts；
By lifting to flooring in the prefabricated built with ribbed bricks shear wall in ground intend that this prefabricated reinforcing bars building block block is installed
The position of body shear wall；Wherein, ground refers in building site, the outdoor ground near proposed building；Flooring refers to certain first floor
Flooring；
Step 5：The prefabricated board 3 of superimposed sheet is laid with；
By prefabricated 1 vertical display of built with ribbed bricks shear wall after lifting, the prefabricated board 3 of superimposed sheet is laid on
One of them prefabricated 1 upper end of built with ribbed bricks shear wall；
Step 6：Concrete folding layer pours；
The framework of steel reinforcement bound is placed on collar tie beam position, collar tie beam 4 and the upper end of the prefabricated board 3 of superimposed sheet are poured
Coagulation local soil type is mounted on concrete folding layer into concrete folding layer, another prefabricated built with ribbed bricks shear wall 1
Upper end so far, completes to exempt from the prefabricated construction of formwork glomeration assembly of shear wall structure.
Other compositions and connection relation are identical with specific embodiment one, two, three, four, five, six or seven.
The floor height and slab thickness of present embodiment difference engineering all change, and the height of precast wall body is caused not to be inconsistent
Number requirement is molded, causes to enclose depth of beam, the shape of collar tie beam stirrup, collar tie beam indulge the relative position of muscle is variation.To meet mould
Number requirement, wall top building block need to be arranged by the way of Figure 10 and Figure 11.During construction, it should determine to enclose according to concrete engineering feature first
Then depth of beam determines the shape of stirrup according to the relative position of vertical muscle, finally bind the vertical muscle of collar tie beam, stirrup into reinforcing bar
Skeleton.Treat wall rigging out, and the prefabricated board laying of superimposed sheet finishes, then the framework of steel reinforcement bound is placed on collar tie beam position
It puts.The concrete poured after the concrete and superimposed sheet of collar tie beam in the concrete of overlapping layers and blockwork hole, groove pours together
It builds, dramatically increases the overall stiffness and integral working of reinforced masonry.
For the collar tie beam of intermediate node, the prefabricated board of superimposed sheet is fully utilized as two side template of collar tie beam；It is saved for end
The collar tie beam of point is used as a side template of collar tie beam by the use of the prefabricated board of superimposed sheet, by the use of the building block wall portion that special blocks type is retained as separately
One side template.As it can be seen that supporting module process is not required in the collar tie beam construction of full building, glomeration fabricated shear wall knot is greatly advanced
The assembling process of structure.
Specific embodiment nine：Illustrate present embodiment with reference to Fig. 1 to Figure 11, one the step of present embodiment in collar tie beam
4 width is gradually reduced from top to bottom, and the width on 4 top of collar tie beam is equal to the thickness of prefabricated built with ribbed bricks shear wall 1, is folded
The collar tie beam part of 3 lower section of prefabricated board of plywood is located in pit and hole 2-3, after the vertical muscle in 4 top of collar tie beam is arranged in superimposed sheet
In pouring concrete overlapping layers, 4 bottom of collar tie beam is indulged muscle and is arranged in building block pit and hole 2-3, and 4 stirrup of collar tie beam is pressed between 200mm
Away from being arranged in the hole 2-3 of each building block.So set, the height of collar tie beam 4 determines more accurately, conveniently.It is other composition and
Connection relation is identical with specific embodiment one, two, three, four, five, six, seven or eight.
The present invention is made of prefabricated built with ribbed bricks shear wall, superimposed sheet, collar tie beam exempts from formwork glomeration fabricated shear wall
Structure.
The present invention pours coagulation after by the use of the prefabricated board of wall and superimposed sheet as ring beam template by the use of the prefabricated board of superimposed sheet
The template of native overlapping layers realizes the prefabricated construction of Reinforced Block Masonry Shear Wall Structure comprehensively.
Wall top skin building block of the present invention is H-type building block or groove building block, and building block is placed according to the principle of groove upward.
In the case of the common whole skin of building block is built by laying bricks or stones, when precast wall body is highly unsatisfactory for floor height modulus requirement, interior wall wall top is set
Joint block, exterior wall wall top set special blocks type, need to cut wall top the second skin building block if necessary.
The plate end and plate side of the prefabricated board of superimposed sheet of the present invention are made concavo-convex, and projection portion is placed in the flank of building block, recessed
Into the wall portion for being partially disposed in building block hole location, plate end and plate side should not be stretched into the groove and hole of building block.
The present invention encloses region as the lower part of collar tie beam using the prefabricated board of superimposed sheet and top skin building block, directly over wall
Top of the pouring concrete overlapping layers as collar tie beam afterwards.
Collar tie beam upper longitudinal bar of the present invention is located in rear pouring concrete overlapping layers, and vertically upper longitudinal bar is close to flooring,
Every upper longitudinal bar is respectively close to wall side in the horizontal direction.
The bottom that muscle is located at building block groove is indulged in collar tie beam lower part of the present invention, and muscle is indulged respectively close to the corner of groove in every lower part.
The stirrup of collar tie beam of the present invention is arranged in building block hole location, and the shape of collar tie beam stirrup is trapezoidal, trapezoidal upper bottom edge
Length is more than bottom edge lengths.
The collar tie beam of the present invention is equally applicable to cast-in-situ floor, and the steel bar arrangement of collar tie beam and construction are constant.
Claims (9)
1. one kind exempts from formwork glomeration assembly of shear wall structure, it is characterised in that：It cuts including two prefabricated built with ribbed bricks
Power wall (1), wall top skin building block (2), the prefabricated board (3) of superimposed sheet and collar tie beam (4), one of them prefabricated built with ribbed bricks
Shear wall (1) is by multiple lower part shear wall blocks for being arranged in order installation from bottom to top and forming, wall top skin building block (2) installation
In the upper end of lower part shear wall block, the prefabricated board (3) of superimposed sheet is mounted in wall top skin building block (2), and collar tie beam (4) is mounted on folded
On the prefabricated board (3) and wall top skin building block (2) of plywood, another prefabricated built with ribbed bricks shear wall (1) is by more
A top shear wall block for being arranged in order installation composition from bottom to top, top shear wall block are mounted on the prefabricated board (3) of superimposed sheet
On collar tie beam (4).
2. one kind according to claim 1 exempts from formwork glomeration assembly of shear wall structure, it is characterised in that：Wall top skin is built
Block (2) is the dimpled building block of upper center band.
3. one kind according to claim 2 exempts from formwork glomeration assembly of shear wall structure, it is characterised in that：Wall top skin is built
Block (2) include infilling cavity wall (2-1) and at least one flank (2-2), infilling cavity wall (2-1) be rectangle masonry, at least one rib
Portion (2-2) is mounted in infilling cavity wall (2-1), and at least one flank (2-2) by infilling cavity wall (2-1) inside division into multiple
Pit is equipped in the middle part of the upper surface of hole (2-3), infilling cavity wall (2-1) and at least one flank (2-2).
4. one kind according to claim 3 exempts from formwork glomeration assembly of shear wall structure, it is characterised in that：Superimposed sheet it is pre-
Making sheet (3) includes left prefabricated board (3-1) and right prefabricated board (3-2), and left prefabricated board (3-1) and right prefabricated board (3-2) are oppositely arranged
And mounted on wall top skin building block (2) infilling cavity wall (2-1) on, between left prefabricated board (3-1) and right prefabricated board (3-2) away from
From the width for pit.
5. one kind according to claim 4 exempts from formwork glomeration assembly of shear wall structure, it is characterised in that：Left prefabricated board
The opposite side of (3-1) and right prefabricated board (3-2) offers multiple protrusion partitions (3-3) and multiple recessed pockets (3-4), multiple convex
It plays partition (3-3) and multiple recessed pockets (3-4) is separately set.
6. one kind according to claim 5 exempts from formwork glomeration assembly of shear wall structure, it is characterised in that：Collar tie beam (4) wraps
Include two upper longitudinal bars (4-1), muscle (4-2) and multiple stirrups (4-3) are indulged in two lower parts, two upper longitudinal bars (4-1) are pacified respectively
Mounted in the end of left prefabricated board (3-1) and the opposite side of right prefabricated board (3-2), muscle (4-2) is indulged mounted on wall in two lower parts
In the pit for pushing up skin building block (2), muscle (4-2) is indulged by multiple stirrups (4-3) along two in two upper longitudinal bars (4-1) and two lower parts
Two upper longitudinal bars (4-1) and two lower parts are indulged muscle by the length direction that muscle (4-2) is indulged in root upper longitudinal bar (4-1) and two lower parts
(4-2) binding tightens.
7. one kind according to claim 6 exempts from formwork glomeration assembly of shear wall structure, it is characterised in that：Collar tie beam (4) with
The upper end of the prefabricated board (3) of superimposed sheet carries out casting concrete composition concrete folding layer.
8. exempt from formwork glomeration assembly of shear wall structure described in any one claim in a kind of usage right requirement 1-7
Construction method, it is characterised in that：It comprises the following steps：
Step 1：The height of collar tie beam (4) is determined according to concrete engineering feature first；
Glomeration assembled architecture collar tie beam is formed in superimposed sheet and wall top skin building block region within the jurisdiction arrangement reinforcing bar and casting concrete,
The prefabricated board (3) of superimposed sheet is supported on the wall top skin building block (2) on prefabricated built with ribbed bricks shear wall (1) Nei, is enclosed
The height of beam (4) is equal to the sum of the thickness of superimposed sheet and the pit height of wall top skin building block (2)；
Step 2：The shape of stirrup (4-3) is determined according to the relative position of vertical muscle；
The upper longitudinal bar of collar tie beam (4) arranges two altogether, and vertically upper longitudinal bar is close to flooring, in the horizontal direction every top
For vertical muscle respectively close to wall side, concrete cover to reinforcement thickness is no less than 15mm；It indulges muscle and is total to cloth in the lower part of collar tie beam (4)
Two are put, positioned at the bottom of building block groove, muscle is indulged respectively close to the corner of groove in every lower part；The inward flange of stirrup (4-3) with
The outer edge that muscle is indulged in upper longitudinal bar and lower part is adjacent to, and forms trapezoidal stirrup (4-3)；
Step 3：The vertical muscle of collar tie beam (4), stirrup (4-3) are bound into framework of steel reinforcement；
Step 4：Treat prefabricated built with ribbed bricks shear wall (1) lifting；
It is cut this prefabricated built with ribbed bricks is lifted to flooring plan installation in the prefabricated built with ribbed bricks shear wall in ground
The position of power wall；
Step 5：The prefabricated board (3) of superimposed sheet is laid with；
By prefabricated built with ribbed bricks shear wall (1) vertical display after lifting, the prefabricated board (3) of superimposed sheet is laid on
One of them prefabricated built with ribbed bricks shear wall (1) upper end；
Step 6：Concrete folding layer pours；
The framework of steel reinforcement bound is placed on collar tie beam position, collar tie beam (4) and the upper end of the prefabricated board (3) of superimposed sheet are poured
Coagulation local soil type is mounted on concrete folding layer into concrete folding layer, another prefabricated built with ribbed bricks shear wall (1)
Upper end, so far, complete to exempt from the prefabricated construction of formwork glomeration assembly of shear wall structure.
9. the construction method according to claim 8 for exempting from formwork glomeration assembly of shear wall structure, it is characterised in that：Step
The width of collar tie beam (4) in one is gradually reduced from top to bottom, and the width on collar tie beam (4) top is sheared equal to prefabricated built with ribbed bricks
The thickness of wall (1), the collar tie beam part below the prefabricated board (3) of superimposed sheet are located in pit and hole (2-3), collar tie beam (4) top
Portion indulges muscle and is arranged in the rear pouring concrete overlapping layers of superimposed sheet, and collar tie beam (4) bottom indulges muscle and is arranged in building block pit and hole (2-
3) in, collar tie beam (4) stirrup is arranged in by the spacing of 200mm in the hole (2-3) of each building block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711394287.0A CN108104309B (en) | 2017-12-21 | Formwork-free assembling shear wall structure and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711394287.0A CN108104309B (en) | 2017-12-21 | Formwork-free assembling shear wall structure and construction method |
Publications (2)
| Publication Number | Publication Date |
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| CN108104309A true CN108104309A (en) | 2018-06-01 |
| CN108104309B CN108104309B (en) | 2024-05-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114687459A (en) * | 2022-03-19 | 2022-07-01 | 北京工业大学 | Assembly type composite wallboard and floor slab self-tapping nail cluster and post-cast strip combined connecting structure and manufacturing method |
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