Fabricated support-free hidden hole slurry anchor anti-seismic shear wall
By introducing a supportless, concealed-hole grout-anchored seismic shear wall structure into prefabricated buildings, the problem of weak shear wall connections is solved, achieving connections without additional support and increasing the strength of concealed beams, thereby reducing construction costs and improving seismic performance.
Patent Information
- Application Number
- CN202423098749.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-16
- Publication Date
- 2025-11-28
- Estimated Expiration
- 2034-12-16
AI Technical Summary
In existing prefabricated buildings, the connection surfaces of shear walls are weak and lack the effect of being unsupported, resulting in high construction costs, unstable quality, and a lack of seismic performance.
The prefabricated, unsupported, concealed-hole grout-anchored seismic shear wall structure is adopted. By setting horizontal and vertical main reinforcements and vertical and horizontal concealed-hole channels in the concrete wall, combined with through reinforcement and vertical connectors, the connection without additional support is achieved, and the hidden beam is formed by the solidification of grout to increase the structural strength.
It achieves a support-free connection function, increases the strength of the hidden beam, ensures the integration of the upper and lower walls, reduces construction costs, and improves seismic performance and connection quality.
Smart Images
Figure CN223608017U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of fabricated building, concretely to a kind of assembled support-free hidden hole grout anchor aseismatic shear wall. BACKGROUND
[0002] Fabricated building is too high in cost, and quality safety recognition is not high.
[0003] Improving product safety quality guarantee, reducing product production cost, construction cost become the only way out of fabricated enterprise, how to realize support-free is core, reduce construction installation cost and measure cost is key, while connection quality is improved, and it can reach aseismatic fortification requirement to be the core element of high-quality technology, and current shear wall is mostly adopted sleeve connection, and wall and lower wall are assembled through sleeve and adhesive, connection surface is relatively weak, and the degree of integration of upper wall and lower wall is not high, while additional support is needed, to prevent cracking at connection position, overall operation quality is unstable and artificial installation cost is always high, without the quality effect of support-free grout anchor.
[0004] Now, a new type of assembled support-free hidden hole grout anchor aseismatic shear wall is proposed to solve the above problems. UTILITY MODEL CONTENTS
[0005] The utility model aims at providing a kind of assembled support-free hidden hole grout anchor aseismatic shear wall to solve the quality effect problem of not having support-free grout anchor in the background art.
[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of assembled support-free hidden hole grout anchor aseismatic shear wall, including concrete wall body, the inside of the concrete wall body is fixed with multiple groups of horizontal main reinforcement, the inside of the concrete wall body is fixed with multiple groups of vertical main reinforcement, the top of the concrete wall body is provided with multiple groups of vertical hidden hole passageway, the bottom of the concrete wall body is provided with horizontal hidden hole passageway transversely, the top of the inside of the horizontal hidden hole passageway is provided with two groups of through steel as shear wall hidden beam main reinforcement transversely, the front and rear ends of the bottom of the concrete wall body are fixedly connected with two groups of vertical connecting pieces respectively for the fixed bolt connection of wall body and base layer, the bottom of the vertical connecting piece is transversely welded with horizontal anchor plate, the inside of the horizontal anchor plate is provided with two groups of bolted screw eye, anchor plate connecting plate is welded between one end of two groups of vertical connecting pieces, and four groups of anchor plate fixed steel are welded vertically on the end of the vertical connecting piece near anchor plate connecting plate.
[0007] As a further technical scheme of the utility model, the top of the vertical main reinforcement is higher than the top of the concrete wall body, and the distance between the front and rear ends of the vertical main reinforcement is adapted to the distance between the front and rear ends inside the horizontal hidden hole passageway.
[0008] As a further technical scheme of the utility model, the bottom end of the vertical hidden hole channel and the top end of the horizontal hidden hole channel are flush, and the vertical hidden hole channel and the horizontal hidden hole channel are connected.
[0009] As a further technical scheme of the utility model, the vertical main reinforcement and the through steel reinforcement are fixedly connected, and the top end of the through steel reinforcement is attached to the top end inside the horizontal hidden hole channel.
[0010] As a further technical scheme of the utility model, the horizontal anchor plate is symmetrically distributed about the vertical center line of the concrete wall body, and the bottom end of the concrete wall body and the horizontal anchor plate is consistent in height.
[0011] As a further technical scheme of the utility model, the bottom end of the anchor plate fixing steel reinforcement and the top end of the horizontal anchor plate are flush, and the horizontal main reinforcement and the anchor plate fixing steel reinforcement are fixedly welded.
[0012] Compared with the prior art, the utility model has the beneficial effects that: the assembly type support-free hidden hole grout anchor seismic shear wall not only realizes the function of support-free hidden hole grout anchor, but also realizes the function of increasing the strength of the hidden beam, and also realizes the function of convenient temporary fixing.
[0013] (1) by setting up vertical main reinforcement, vertical hidden hole channel and horizontal hidden hole channel, when in use, the base layer pre-buried steel reinforcement anchor bolt or anchor plate is used, and the horizontal hidden beam hoop is simultaneously pre-buried, and the position is ensured to be accurate, the horizontal main reinforcement is used as the wall edge connecting column steel reinforcement, and is bound but not bound hoop reinforcement, the concrete wall body is hoisted by hoisting equipment, the bolted eye on the bottom horizontal anchor plate is sleeved on the anchor rod in position, the wall horizontal main reinforcement is sleeved on the wall edge hidden column, the bolt is preliminarily fixed and tightened, the through steel reinforcement is passed in the column edge and fixed on the outside, the hook positioning can be arranged in the sleeved hoop reinforcement, the bolt is fastened after leveling and straightening, the concrete is sent into the horizontal hidden hole channel from the vertical hidden hole channel on the wall upper portion to the wall bottom portion, and is vibrated and compacted, with the solidification of the grout, the upper and lower wall bodies are connected as a whole, the whole does not need additional support, and the function of support-free hidden hole grout anchor is realized.
[0014] (2) by setting up through steel reinforcement, when in use, with the grout injected from the vertical hidden hole channel on the wall upper portion into the horizontal hidden hole channel on the wall bottom portion, the hidden beam can be formed in the horizontal hidden hole channel, and the through steel reinforcement and the vertical main reinforcement can be used as the outer framework of the hidden beam, so that the strength of the hidden beam structure can be increased, and the function of increasing the strength of the hidden beam is realized.
[0015] (3) by setting vertical anchor, there are vertical connecting piece, horizontal anchor plate, bolt eye, anchor plate connecting plate and anchor plate fixed reinforcement, when using, the bolt eye on the bottom horizontal anchor plate and the anchor rod of the base layer are matched, the nut is matched on the sleeve, the wall body is temporarily fixed, the concrete is conveniently injected, the vertical connecting piece and the anchor plate connecting plate play a supporting role, the anchor plate fixed reinforcement is connected with the transverse main reinforcement, and the temporary fixing function is realized. BRIEF DESCRIPTION OF DRAWINGS
[0016] Figure 1 It is a front view sectional stereogram structure schematic view of the utility model;
[0017] Figure 2 It is a front view partial sectional stereogram structure schematic view of the utility model;
[0018] Figure 3 It is a front view sectional stereogram structure schematic view of the utility model's vertical connecting piece;
[0019] Figure 4 It is a front view sectional stereogram structure schematic view of the utility model's vertical connecting piece, anchor plate fixed reinforcement connection state
[0020] Figure 5 It is a front view stereogram structure schematic view of the utility model's assembly state.
[0021] In the drawing: 1, concrete wall body; 2, transverse main reinforcement; 3, vertical main reinforcement; 4, vertical hidden hole passage; 5, horizontal hidden hole passage; 6, through reinforcement; 7, vertical connecting piece; 8, horizontal anchor plate; 9, bolt eye; 10, anchor plate connecting plate; 11, anchor plate fixed reinforcement. DETAILED DESCRIPTION
[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.
[0023] Embodiment: please refer to Figures 1-5 A kind of assembly type exempt support hidden hole grout anchor seismic shear wall, including concrete wall body 1, the inside of concrete wall body 1 is transversely fixed with multiple groups of transverse main reinforcement 2, the inside of concrete wall body 1 is vertically fixed with multiple groups of vertical main reinforcement 3, the top of concrete wall body 1 is provided with multiple groups of vertical hidden hole passage 4, the bottom of concrete wall body 1 is provided with horizontal hidden hole passage 5 transversely;
[0024] The top end of the vertical main reinforcement 3 is higher than the top end of the concrete wall 1, the distance between the front and rear ends of the vertical main reinforcement 3 is matched with the distance between the front and rear ends inside the horizontal hidden hole channel 5, the bottom end of the vertical hidden hole channel 4 is flush with the top end of the horizontal hidden hole channel 5, the inside of the vertical hidden hole channel 4 and the horizontal hidden hole channel 5 are connected, the connection through the hidden hole grout anchor is not required to be additionally supported;
[0025] Specifically, as shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 , the concrete wall 1 is hoisted, the bolted screw eye 9 on the bottom horizontal anchor plate 8 is sleeved into the anchor rod in place, the wall transverse main reinforcement 2 is sleeved into the wall side hidden column, the bolt is preliminarily fixed and tightened, the through steel bar 6 is penetrated into the horizontal hidden hole channel 5 from the column side and is fixed outside, the hook positioning can be arranged in the sleeved stirrup, the bolt is fastened and fixed after leveling and straightening, the concrete is sent into the horizontal hidden hole channel 5 from the vertical hidden hole channel 4 of the upper wall to the bottom of the wall, and vibration and compaction are carried out, and with the solidification of the grout, the upper and lower walls are connected into one body, and the whole body does not require additional support.
[0026] Two groups of through steel bars 6 are transversely arranged at the top end inside the horizontal hidden hole channel 5, the vertical main reinforcement 3 and the through steel bar 6 are fixedly connected, the top end of the through steel bar 6 is matched with the top end inside the horizontal hidden hole channel 5, and the overall strength of the hidden beam is higher.
[0027] Specifically, as shown in Figure 1 and Figure 2 , the concrete is solidified in the horizontal hidden hole channel 5 to form a hidden beam, and the through steel bar 6 and the vertical main reinforcement 3 serve as the outer framework of the hidden beam, so that the structural strength of the hidden beam can be increased.
[0028] Two groups of vertical connecting pieces 7 are fixedly connected to the front and rear ends of the bottom of the concrete wall 1 respectively, horizontal anchor plates 8 are transversely welded to the bottom ends of the vertical connecting pieces 7, two groups of bolted screw eyes 9 are arranged inside the horizontal anchor plates 8, anchor plate connecting plates 10 are welded between one end of the two groups of vertical connecting pieces 7, four groups of anchor plate fixed steel bars 11 are vertically welded to the end of the vertical connecting pieces 7 close to the anchor plate connecting plate 10, the horizontal anchor plates 8 are symmetrically distributed about the vertical center line of the concrete wall 1, the bottom ends of the concrete wall 1 and the horizontal anchor plates 8 are consistent in height, the bottom ends of the anchor plate fixed steel bars 11 are flush with the top ends of the horizontal anchor plates 8, the transverse main reinforcement 2 and the anchor plate fixed steel bar 11 are fixedly welded, and the preliminary temporary fixing of the wall plate is facilitated;
[0029] Specifically, as shown in Figure 1 、 Figure 3 and Figure 4As shown, the bolted screw eyes 9 on the bottom horizontal anchor plate 8 and the anchor rod of the base layer are sleeved, a nut is sleeved for reinforcement, the wall body is temporarily fixed, concrete injection is facilitated, the vertical connecting piece 7 and the anchor plate connecting plate 10 play a supporting role, the anchor plate fixing steel bar 11 is connected with the transverse main reinforcement 2, and falling off is prevented.
[0030] Working principle: in use, first, the base layer is embedded with a steel bar anchor bolt or an anchor plate, and a connecting horizontal hidden beam hoop is simultaneously embedded, the position is ensured to be accurate, the transverse main reinforcement 2 is used as a wall edge connecting column steel bar, and is bound but not bound with a hoop, the concrete wall body 1 is hoisted by hoisting equipment, the bolted screw eyes 9 on the bottom horizontal anchor plate 8 are sleeved into the anchor rod in place, the wall transverse main reinforcement 2 is sleeved into the wall edge hidden column, the bolt is preliminarily fixed and tightened, the through steel bar 6 is penetrated from the horizontal hidden hole passage 5 at the column edge and is fixed on the outside, a hook positioning device can be arranged in the sleeved hoop, the bolt is fastened after leveling and straightening, the concrete is sent into the wall bottom horizontal hidden hole passage 5 from the wall upper vertical hidden hole passage 4, and is vibrated and compacted, with the setting of the slurry, the upper and lower wall bodies are connected into one body, and no additional support is needed. With the slurry being injected from the wall upper vertical hidden hole passage 4 into the wall bottom horizontal hidden hole passage 5, the hidden beam is formed in the horizontal hidden hole passage 5, and the through steel bar 6 and the vertical main reinforcement 3 are used as the outer framework of the hidden beam, so that the structural strength of the hidden beam can be increased. The bolted screw eyes 9 on the bottom horizontal anchor plate 8 and the anchor rod of the base layer are sleeved, a nut is sleeved for reinforcement, the wall body is temporarily fixed, concrete injection is facilitated, the vertical connecting piece 7 and the anchor plate connecting plate 10 play a supporting role, the anchor plate fixing steel bar 11 is connected with the transverse main reinforcement 2, and falling off is prevented.
[0031] It is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, the scope of the utility model is defined by the appended claims instead of the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any figure reference in the claims should not be regarded as limiting the involved claim.
Claims
1. A prefabricated free-supporting concealed-hole grout anchor anti-seismic shear wall, comprising a concrete wall body (1), characterized in that: The inside of the concrete wall (1) is transversely fixed with multiple groups of transverse main reinforcement (2), the inside of the concrete wall (1) is vertically fixed with multiple groups of vertical main reinforcement (3), the top end of the concrete wall (1) is provided with multiple groups of vertical hidden hole passages (4), the bottom end of the concrete wall (1) is transversely provided with a horizontal hidden hole passage (5), the inside of the horizontal hidden hole passage (5) is transversely provided with two groups of through steel bars (6) as shear wall hidden beam main reinforcement at the top end, the bottom of the concrete wall (1) is respectively fixedly connected with two groups of vertical connecting pieces (7) for the fixed bolt connection of the wall and the base layer, the bottom end of the vertical connecting piece (7) is transversely welded with a horizontal anchor plate (8), the inside of the horizontal anchor plate (8) is provided with two groups of bolted screw eyes (9), the one end of the two groups of vertical connecting pieces (7) is welded with an anchor plate connecting plate (10), the one end of the vertical connecting piece (7) near the anchor plate connecting plate (10) is vertically welded with four groups of anchor plate fixed steel bars (11).
2. The assembled support-free concealed-hole spu-anchor anti-seismic shear wall according to claim 1, characterized in that: The top end of the vertical main reinforcement (3) is higher than the top end of the concrete wall (1), and the distance between the front and rear ends of the vertical main reinforcement (3) is matched with the distance between the front and rear ends inside the horizontal hidden hole passage (5).
3. The assembled support-free concealed-hole spu-anchor anti-seismic shear wall according to claim 1, characterized in that: The bottom end of the vertical hidden hole passage (4) and the top end of the horizontal hidden hole passage (5) are flush, and the inside of the vertical hidden hole passage (4) and the horizontal hidden hole passage (5) are connected.
4. The prefabricated free-standing concealed hole spouting anchor anti-seismic shear wall according to claim 1, characterized in that: The vertical main reinforcement (3) is fixedly connected with the through steel bar (6), and the top end of the through steel bar (6) is matched with the top end inside the horizontal hidden hole passage (5).
5. The prefabricated free-standing concealed hole spouting anchor anti-seismic shear wall according to claim 1, characterized in that: The horizontal anchor plate (8) is symmetrically distributed about the vertical center line of the concrete wall (1), and the bottom end of the concrete wall (1) and the horizontal anchor plate (8) is consistent in height.
6. The prefabricated free-standing concealed hole spouting and anchoring anti-seismic shear wall according to claim 1, characterized in that: The bottom end of the anchor plate fixed steel bar (11) is flush with the top end of the horizontal anchor plate (8), and the transverse main reinforcement (2) and the anchor plate fixed steel bar (11) are welded and fixed.