CN208347063U - The prefabricated double board wall units of one kind, shear-wall element and assembly concrete shear wall - Google Patents

The prefabricated double board wall units of one kind, shear-wall element and assembly concrete shear wall Download PDF

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Publication number
CN208347063U
CN208347063U CN201820267741.XU CN201820267741U CN208347063U CN 208347063 U CN208347063 U CN 208347063U CN 201820267741 U CN201820267741 U CN 201820267741U CN 208347063 U CN208347063 U CN 208347063U
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shear wall
impeller
concrete shear
wall
double board
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管东芝
郭正兴
夏烨楠
杨森
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Southeast University
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Southeast University
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Abstract

The utility model discloses a kind of prefabricated double board wall units, shear-wall element and assembly concrete shear wall, prefabricated double board wall units include two pieces of impeller disposed in parallel, the truss bars that connect two pieces of impeller, the setting of impeller upper surface the first beard muscle and be set to the second beard muscle of two sides of impeller;Impeller lower end surface is provided with several notches connecting with the first beard muscle of contiguous prefabricated double board wall units upper surface.Using prefabricated double board walls as structural unit casting concrete; obtain precast concrete shear wall unit; assembly concrete shear wall, which is combined into, using the shear-wall element forms effective anti-seismic construction; structural behaviour is superior; be conducive to scale application; the production method of the shear wall of the utility model reduces the cast-in-place workload of the prefabricated double board walls of tradition, convenient and efficient.

Description

The prefabricated double board wall units of one kind, shear-wall element and assembly concrete shear wall
Technical field
The utility model relates to the metope structure of architectural engineering and production method, in particular to a kind of prefabricated double board wall lists Member, precast concrete shear wall unit, assembly concrete shear wall.
Background technique
The wall pre-erection of double board walls carries out in two stages in factory: first in the steel mold for arranging framework of steel reinforcement It pours side concrete prefabricated board and conserves molding, framework of steel reinforcement is made of welded steel fabric and lattice type steel bar truss;Again The concrete slab conserved dew framework of steel reinforcement side is pressed in by panel turnover machine and is newly poured by the concrete for pouring other side prefabricated board Concrete on, factory conserve form.It being fixed temporarily after the completion of lifting at the construction field (site), hollow double board walls are mutually arranged, Then the last layer between continuous placing two sides precast concrete siding is formed double plate shear wall structures.The class formation factory Produce increasingly automated, construction site is convenient and efficient.
However, since assembly concrete shear wall structure lacks suitable edge member way, this kind of seismic resistance Can be weaker, in the case where more earthquake disasters, application surface and application amount are greatly limited.Meanwhile prefabricated inside and outside leaf Plate often only plays the role of middle layer concrete blinding in total, in structure stress, does not consider generally prefabricated The stress of inside and outside impeller acts on, and causes this part concrete material to waste, higher cost.In addition, due to the middle layer of double board walls Concrete needs to be poured at the construction field (site), and it is larger to cause the cast-in-place workload of site operation, influences on construction site environment It is larger.
Utility model content
Purpose of utility model: the utility model provides a kind of prefabricated double board wall cellular constructions, prefabricated double board wall units Structure automation produces degree height, forms reasonable anti-seismic structure, has given full play to the stress effect of impeller structure.This is practical new Type another object be provide the precast concrete shear wall unit based on the prefabricated double board wall units composition and by its splicing and At assembly concrete shear wall, when the concrete shear force wall assembled in situ, cast-in-place workload is small.
Technical solution: the prefabricated double board wall units of one kind described in the utility model, including two pieces of impeller disposed in parallel, company Connect two pieces of impeller truss bars, the setting of impeller upper surface the first beard muscle and be set to the second of two sides of impeller Beard muscle;The impeller lower end surface is provided with several slots connecting with the first beard muscle of contiguous prefabricated double board wall units upper surface Mouthful.
Wherein, for the ease of execute-in-place, the processing of 6 regular reinforcement of φ is can be used in beard muscle.
Above-mentioned prefabricated double board wall units are made into precast concrete shear wall unit, precast concrete shear wall unit packet Include above-mentioned prefabricated double board wall units, prefabricated double board wall units impeller central filler concrete, be arranged in concrete Several upright joint bars and the grout sleeve being arranged in upright joint bar lower end.
Above-mentioned concrete is in filling, in precast concrete shear wall unit side without filling, so that concrete Native shear-wall element side has groove, when groove connects between precast concrete shear wall unit, poured concrete, and wall Between connect it is stronger.
In the connection of precast concrete shear wall unit, edge member can also be set in groove.
In order to enable precast shear wall unit, when forming shear wall, side connection is stronger, in precast shear wall list First side is provided with the U-shaped steel muscle being horizontally through in groove insertion concrete.
Using above-mentioned precast shear wall unit as structural unit, splicing composition assembly concrete shear wall.It is adjacent Precast shear wall unit side with edge concrete connect;
In order to further strengthen the bonding strength between precast shear wall unit, may be provided in edge concrete stirrup and Muscle is indulged at edge, and stirrup is overlapped between the second beard muscle of contiguous prefabricated shear-wall element side, and edge indulges muscle and penetrates through U-shaped steel Muscle and stirrup.
The production method of above-mentioned assembly concrete shear wall, comprising the following steps: (1) two pieces of leaves being placed in parallel are set The steel reinforcement cage of plate stacks the first beard muscle positioned at impeller upper surface and the second beard muscle and fixation positioned at impeller side, Notch position template is arranged in the bottom outside of the impeller;Impeller and truss bars are made, maintenance hardening forms prefabricated double board walls Unit;(2) upright joint bar is set between two pieces of impeller, the fixed grout sleeve in bottom pours coagulation between two pieces of impeller Soil, and conserved, after concrete hardening, form precast concrete shear wall unit;(3) by precast concrete shear wall unit It is transported to construction site splicing, so that the first beard muscle of precast concrete shear wall unit upper surface is corresponding with notch, lower layer is pre- The upright joint bar of concrete shear force wall unit processed protrudes into the grout sleeve of upper layer precast concrete shear wall unit;Pour edge coagulation Soil forms assembly concrete shear wall after maintenance hardening.
In step (2), before casting concrete, it is horizontally arranged with U-shaped steel muscle between two pieces of impeller, then in two fast leaves Casting concrete between plate.
In step (3), before pouring edge concrete, stirrup first is provided between precast concrete shear wall unit Muscle is indulged with edge, with after-pouring edge concrete.
The utility model has the advantages that (1) the utility model can utilize double board wall component production lines of high degree of automation, artificial usage amount It is small, high production efficiency;(2) the utility model is provided with beard muscle and notch in the impeller upper surface of prefabricated double board wall units, makes It forms stable connection between impeller when being connected with each other, and when prefabricated double board wall units are assembled into shear wall, improves shear wall Stability and anti-seismic performance;(3) concrete of the utility model precast concrete shear wall unit middle layer is carried out in factory The drawbacks of pouring, greatly reduce field cast-in-place workload, overcoming traditional assembly concrete pair plate shear wall site operation, improves Efficiency of construction reduces the influence of Construction on Environment;(4) metope of the utility model assembly concrete shear wall is by in-between Close-connected impeller composition is formed, the beard muscle of impeller side participates in the side connection of precast concrete shear wall unit, energy The antihunt action for giving full play to impeller greatly improves the anti-seismic performance of assembly concrete shear wall, reduces construction cost;(5) The utility model precast concrete shear wall unit side has groove structure can connective stability between adding unit;(6) The utility model is realized using the vertical muscle in U-shaped steel muscle, stirrup or edge and is effectively connected between component units;(7) this is practical new Type strengthens the connection of the concrete of assembly concrete shear wall middle layer using upright joint bar, forms rock-steady structure;(8) originally The double plate shear walls of utility model assembly concrete have good anti-seismic performance, can adapt to antidetonation demand, carry out scale Change and promotes and applies;(9) the beard muscle of the utility model is processed using small dimension reinforcing steel, is easy to be moved by manpower, and stretch For reinforcing bar out there is no mutually colliding, site operation is quick, high-efficient.
Detailed description of the invention
Fig. 1 is the prefabricated double board wall cell schematics of the utility model;
Fig. 2 is the utility model precast concrete shear wall cellular construction;
Fig. 3 is the utility model assembly concrete shear wall structure top view;
Fig. 4 is that the utility model precast concrete shear wall unit is vertically connected with schematic diagram;
Fig. 5 is the A-A cross-section diagram that the utility model assembly concrete shear wall is vertically connected with structure.
Specific embodiment
With reference to the accompanying drawing, the utility model is further illustrated:
As shown in Figure 1, the metope of prefabricated double board wall unit outer layers be two pieces of impeller 1 disposed in parallel, two pieces of impeller it Between setting for connect the truss bars 2 of two pieces of impeller, truss bars can increase effective connection between pair board walls, on impeller It is provided with beard muscle 3, being provided in 1 upper surface of impeller is the first beard muscle 301, is provided with notch on the outside of impeller lower end surface 4, the first beard muscle 301 is corresponding with the notch 4 of contiguous prefabricated double board wall units, and impeller side is provided with the second beard muscle 302, uses In the stability for increasing contiguous prefabricated double board wall unit connections.
Beard muscle is processed using 6 regular reinforcement of φ, and the of the first beard muscle 301 of prefabricated double board wall units upper end and side Two beard muscle 302 stage that is prefabricated in the factory is curved in 90 °, against the oblique placement in the side of impeller 1 and upper surface, is transported to construction site Predetermined position, the exposed portion of beard muscle is broken directly, beard muscle is manually adjusted, site operation is quick, high-efficient.
As shown in Fig. 2, precast concrete shear wall unit is by the concrete filled between prefabricated double board wall units, impeller 1 5, grout sleeve 7, precast concrete are inserted into the inbuilt upright joint bar 6 through concrete in concrete, upright joint bar lower end Shear-wall element side has groove 8.
As shown in figure 3, assembly concrete shear wall main structure is formed by precast concrete shear wall unit splicing, Precast concrete shear wall unit side, which is provided with, is horizontally through the U-shaped steel muscle 9 that groove inserts in concrete 5, reinforces prefabricated mixed The side connection of solidifying soil shear-wall element, between the second beard muscle 302 of contiguous prefabricated concrete shear force wall unit, is overlapped with Stirrup 11 is provided with two rows of edges in stirrup and indulges muscle 12, and single edge is provided in U-shaped steel muscle 9 and indulges muscle 12, two pieces prefabricated Concrete shear force wall unit side edge inner concrete 10 pours, and edge concrete fills and leads up groove 8, and edge concrete extends Into groove, it may make to be formed between double board wall sides and be stably connected with, it is adjacent if there is no groove structure between double board wall sides When being attached between the double board walls of two panels with concrete, stability is poor.
As shown in figure 4, the media layer damage between neighbouring precast concrete shear wall unit passes through upright 6 He of joint bar Grout sleeve 7 realizes effective connection, and the prefabricated of upper layer is inserted into 6 upper end of upright joint bar of the precast concrete shear wall unit of lower layer In the grout sleeve 7 of concrete shear force wall unit, grouting connection realizes that assembly concrete shear wall efficiently assembles.
As shown in figure 5, the notch 7 of neighbouring precast concrete shear wall unit is set on the outside of impeller lower end surface, Corresponding with the first beard muscle of precast concrete shear wall unit upper surface of lower layer is located at, after the completion of connection, junction is high Strength mortar 13 smoothes out, and forms being vertically connected with for impeller, impeller constitutes the inner-outer wall of assembly concrete shear wall, improves dress Anti-seismic performance with formula concrete shear force wall.Assembly concrete shear wall made of precast concrete shear wall unit splicing The production method is as follows:
(1) steel reinforcement cage for the two pieces of impeller placed before and after being arranged on the platform mould for automating prefabricated double board wall production lines, The side and upper surface position of the impeller, it is oblique to stack the first beard muscle 301 of upper surface and the second beard of impeller side Muscle 302 and and it is fixed, beard muscle is curved in 90 °, and 4 situation template of notch is arranged in the bottom outside of impeller;(2) pre- using automation Double board wall production line automation production impeller and truss bars are made, maintenance is hard on the platform mould for automating prefabricated double board wall production lines After change, is lifted by crane and erected;(3) the fixed grout sleeve in upright joint bar bottom, by upright joint bar be set to two pieces of impeller it Between, pass through the fixed upright joint bar upper and lower ends of special die;U-shaped steel muscle laterally inserts between impeller, is faced with truss bars When fix;Casting concrete between (4) two pieces of impeller, and conserved, after concrete hardening, form precast concrete shear wall Unit;(5) precast concrete shear wall unit is transported to the predetermined position of construction site, vacates edge company between the double board walls of two panels The length of connection member;The exposed portion of beard muscle is broken directly;Wherein, the upper end beard muscle of lower layer's precast concrete shear wall unit The notch that upper layer precast concrete shear wall unit impeller bottom reserves is extended to, is smoothed out with high-strength mortar, precast concrete shearing Wall unit carries out grouting company by the upright joint bar that grout sleeve precast concrete shear wall unit lower end adjacent thereto is stretched out It connects, forms being vertically connected with for precast concrete shear wall unit;(6) it includes that edge is vertical that edge member is arranged between double board wall sides Muscle and with the second beard muscle overlapped stirrup, then pour edge concrete, after maintenance hardening, form assembly concrete shearing Wall.
After being connect at the construction field (site) with the impeller of precast concrete shear wall unit in the prior art, one-piece casting concrete It compares, the utility model first pours the concrete of precast concrete shear wall unit in factory, reduces assembled coagulation The native cast-in-place workload of shear wall, and the shear wall of cast in situs in the prior art, impeller are more played in wall to filling out The concrete filled among impeller is fixed, and the utility model is vertically connected with impeller by the first beard muscle, the second beard Muscle participates in the side connection of precast concrete shear wall unit, realizes antihunt action of the impeller in shear wall, and prefabricated mixed Connection between solidifying soil shear-wall element is stronger, and the shear wall of composition has good anti-seismic performance.

Claims (7)

1. a kind of prefabricated double board wall units, which is characterized in that including two pieces of impeller (1) disposed in parallel, connect two pieces of impeller Truss bars (2), the setting of impeller upper surface the first beard muscle (301) and be set to the second beard muscle of impeller side (302);The impeller lower end surface is provided with several slots connecting with the first beard muscle of contiguous prefabricated double board wall units upper surface Mouth (4).
2. a kind of precast concrete shear wall unit, which is characterized in that including prefabricated double board wall units described in claim 1, It is filled in the concrete (5) among prefabricated double board wall units, several upright joint bars (6) for being set in concrete and is located at institute State the grout sleeve (7) of upright joint bar lower end.
3. precast concrete shear wall unit according to claim 2, which is characterized in that the precast concrete shear wall Unit side has groove (8).
4. precast concrete shear wall unit according to claim 2, which is characterized in that the precast concrete shear wall Unit side is provided with the U-shaped steel muscle (9) being horizontally through in groove insertion concrete.
5. a kind of assembly concrete shear wall, which is characterized in that if the assembly concrete shear wall includes dry splice Precast concrete shear wall unit as described in claim 2-4 is any.
6. assembly concrete shear wall according to claim 5, which is characterized in that the precast concrete shear wall list The adjacent side of member is connected with edge concrete (10).
7. assembly concrete shear wall according to claim 6, it is characterised in that set in the edge concrete (10) It is equipped with the second adjacent beard muscle overlapped stirrup (11) and runs through the edge of the U-shaped reinforcing bar (9) and the stirrup (11) Vertical muscle (12).
CN201820267741.XU 2018-02-24 2018-02-24 The prefabricated double board wall units of one kind, shear-wall element and assembly concrete shear wall Active CN208347063U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108316522A (en) * 2018-02-24 2018-07-24 东南大学 The prefabricated double board wall units of one kind, assembly concrete shear wall and preparation method thereof
CN113323190A (en) * 2021-05-28 2021-08-31 哈尔滨工业大学 Template-free assembled steel truss-recycled concrete combined shear wall and construction method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108316522A (en) * 2018-02-24 2018-07-24 东南大学 The prefabricated double board wall units of one kind, assembly concrete shear wall and preparation method thereof
CN113323190A (en) * 2021-05-28 2021-08-31 哈尔滨工业大学 Template-free assembled steel truss-recycled concrete combined shear wall and construction method thereof

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