CN109339347B - Assembled type steel bar connector for building and using method thereof - Google Patents
Assembled type steel bar connector for building and using method thereof Download PDFInfo
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- CN109339347B CN109339347B CN201811518683.4A CN201811518683A CN109339347B CN 109339347 B CN109339347 B CN 109339347B CN 201811518683 A CN201811518683 A CN 201811518683A CN 109339347 B CN109339347 B CN 109339347B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/18—Spacers of metal or substantially of metal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
- B28B23/022—Means for inserting reinforcing members into the mould or for supporting them in the mould
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- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
The invention provides a steel bar connector for an assembly type building, which comprises bent steel plates which are longitudinally distributed, wherein a prefabricated area perforated steel plate and a rear repair area perforated steel plate which are used for installing prefabricated part steel bars and rear repair area prefabricated part steel bars are fixedly arranged on the inner side end face and the outer side end face of each bent steel plate respectively, and the prefabricated area perforated steel plates are arranged right above the rear repair area perforated steel plates and are coaxially arranged; the prefabricated area steel bar locking piece is used for locking the prefabricated part steel bars in the prefabricated area, and the post-repairing area steel bar locking piece is used for locking the post-repairing area prefabricated part steel bars. Above-mentioned steel bar connector for assembly type building, occupation space is little, compact structure, joint strength is good, the reliability is high, and it is convenient to use, has solved effectively among the prior art because of the difficult problem of counterpoint that grout sleeve leads to, have branch storehouse seam and grout quality wayward. The invention also provides a use method of the steel bar connector for the assembly type building, and the technical effects are achieved.
Description
Technical Field
The invention relates to the technical field of assembly type construction engineering, in particular to a reinforcing steel bar connector for an assembly type building. The invention also relates to a use method of the steel bar connector for the assembly type building.
Background
With the great promotion of the house industrialization process, the assembled building is more and more widely applied.
At present, two adjacent assembled vertical components are generally connected by a grouting cylinder, and because the aperture of the grouting cylinder is small, the alignment of a steel bar and the grouting cylinder is difficult, and workers need to manually adjust the relative position between the steel bar and the grouting cylinder to install the component steel bar into the grouting cylinder, so that the alignment and installation process is time-consuming and labor-consuming; in addition, the later stage needs to be equipped with patent technical personnel to maintain, and manufacturing cost and human cost are higher.
Disclosure of Invention
The invention aims to provide a steel bar connector for an assembly type building, which has the advantages of simple structure, convenience in processing and convenience in operation, can improve the installation efficiency between a steel bar and the connector, and ensures that the steel bar and the connector are firmly connected. Another object of the present invention is to provide a method for using a steel bar connector for a prefabricated building, which can achieve the above technical effects.
The invention provides an assembly type reinforcing steel bar connector for a building, which comprises bent steel plates which are vertically distributed, wherein a prefabricated area perforated steel plate used for installing prefabricated part reinforcing steel bars in a prefabricated area and a rear repair area perforated steel plate used for installing rear repair area prefabricated part reinforcing steel bars are fixedly arranged on the inner side end face and the outer side end face of each bent steel plate respectively, the prefabricated area perforated steel plates are arranged right above the rear repair area perforated steel plates and are coaxially arranged; the prefabricated area steel bar locking piece is used for locking the prefabricated part steel bars in the prefabricated area, and the post-repairing area steel bar locking piece is used for locking the post-repairing area prefabricated part steel bars.
Preferably, the bent steel plate is of an integrated structure and comprises a prefabrication area connecting part used for connecting the prefabricated area perforated steel plate, a post-repairing area connecting part used for connecting the post-repairing area perforated steel plate and a transition part used for connecting the prefabrication area connecting part and the post-repairing area connecting part.
Preferably, the prefabricated area connecting part and the post-supplement area connecting part are vertically arranged, the transition part is obliquely arranged relative to the prefabricated area connecting part and the post-supplement area connecting part, and an included angle between the transition part and the vertical direction is 30-45 degrees.
Preferably, the intersection point of the connecting line of the prefabricated zone perforated steel plate and the rear repaired zone perforated steel plate and the transition part is the middle point of the transition part.
Preferably, the prefabricated area perforated steel plate and the rear repair area perforated steel plate are respectively two, the two prefabricated area perforated steel plates are arranged in the same plane in parallel, and the two rear repair area perforated steel plates are arranged in the other plane in parallel.
Preferably, the prefabricated area connecting part, the transition part and the rear repair area connecting part are respectively provided with a horizontal steel bar mounting hole for mounting a horizontal steel bar.
Preferably, prefabricated district's reinforcing bar retaining member reaches mend district's reinforcing bar retaining member after all includes locking double nut and two gaskets.
The invention provides a steel bar connector for an assembly type building, which adopts a bent steel plate as a connecting piece of a prefabricated zone perforated steel plate and a rear repair zone perforated steel plate. In addition, during processing, the bending steel plate, the prefabricated area perforated steel plate and the rear repair area perforated steel plate are processed into an integral structure to form a steel bar connector main body, in a steel bar binding link in the prefabricated part production process, prefabricated part steel bars in the prefabricated area are inserted into the prefabricated area perforated steel plate, and the prefabricated area steel bar locking pieces are used for locking the prefabricated part steel bars; after all the prefabricated member steel bars are bound, the embedded parts are fixed and the like, pouring concrete to form a reliable integral structure; in the prefabricated part hoisting and mounting link, the reinforcing steel bars of the prefabricated parts in the later repairing area are inserted into the steel plates with the holes in the later repairing area of the prefabricated parts on the upper layer, and then the reinforcing steel bars are locked through the reinforcing steel bar locking parts in the later repairing area.
Compared with the background art, the reinforcing steel bar connector provided by the invention has the advantages of small occupied space, compact structure, high coaxiality of reinforcing steel bars, good connection strength, high reliability and convenience in use, and effectively solves the problems of difficult alignment, bin separation and difficult control of grouting quality caused by grouting sleeves in the prior art.
The invention also provides a use method of the steel bar connector for the assembly type building, which comprises the following steps:
processing the steel bar connector according to a drawing;
machining a connector operation hole;
mounting prefabricated part steel bars in a prefabricated area on a prefabricated area perforated steel plate, and locking the prefabricated part steel bars in the prefabricated area through a prefabricated area steel bar locking piece;
binding the prefabricated component steel bars in the prefabricated area, fixing the embedded parts, pouring concrete and maintaining;
demolding and hoisting the prefabricated part in the prefabricated area;
inserting the reinforcing steel bars of the prefabricated components of the rear supplement area into the perforated steel plates of the rear supplement area, and locking the reinforcing steel bars of the prefabricated components of the rear supplement area by using a reinforcing steel bar locking piece of the rear supplement area;
and pouring seat slurry or grouting material, and tightly filling the seat slurry seam and the operation hole.
The using method has the same technical effects as the steel bar connector for the fabricated building.
Preferably, the steel bar connector processed according to the drawing further comprises:
and arranging a horizontal steel bar mounting hole for mounting a horizontal steel bar on the bent steel plate according to a drawing.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural view of a fabricated single-row connector for reinforcing bars for a building according to an embodiment of the present invention;
FIG. 2 is a schematic view of the structure A-A in FIG. 1;
FIG. 3 is a schematic view of B-B in FIG. 1;
FIG. 4 is a schematic view of the structure of C-C in FIG. 1;
FIG. 5 is a view showing an installation state of the connector for single row reinforcing bars for prefabricated construction;
fig. 6 is a schematic structural view of a double-row reinforcing bar connector for a fabricated building according to an embodiment of the present invention;
FIG. 7 is a schematic view of D-D of FIG. 6;
FIG. 8 is a schematic view of the structure of E-E in FIG. 6;
FIG. 9 is a schematic view of the structure of F-F in FIG. 6;
fig. 10 is an installation state view of the double row reinforcing bar coupler for prefabricated construction.
The steel plate-type locking device comprises 1-bent steel plates, 11-prefabricated area connecting parts, 12-rear supplement area connecting parts, 13-transition parts, 14-horizontal steel bar mounting holes, 2-prefabricated area perforated steel plates, 3-rear supplement area perforated steel plates, 4-prefabricated area prefabricated component steel bars, 5-rear supplement area prefabricated component steel bars, 6-locking double nuts and 7-gaskets.
Detailed Description
In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 10, fig. 1 is a schematic structural view of a single-row reinforcing bar connector for a fabricated building according to an embodiment of the present invention; FIG. 2 is a schematic view of the structure A-A in FIG. 1; FIG. 3 is a schematic view of B-B in FIG. 1; FIG. 4 is a schematic view of the structure of C-C in FIG. 1; FIG. 5 is a view showing an installation state of the connector for single row reinforcing bars for prefabricated construction; fig. 6 is a schematic structural view of a double-row reinforcing bar connector for a fabricated building according to an embodiment of the present invention; FIG. 7 is a schematic view of D-D of FIG. 6; FIG. 8 is a schematic view of the structure of E-E in FIG. 6; FIG. 9 is a schematic view of the structure of F-F in FIG. 6; fig. 10 is an installation state view of the double row reinforcing bar coupler for prefabricated construction.
The invention provides an assembly type reinforcing steel bar connector for a building, which comprises a bent steel plate 1, a prefabricated area perforated steel plate 2 and a rear repairing area perforated steel plate 3.
The bending steel plate 1 is vertically arranged, a prefabricated zone perforated steel plate 2 is fixedly arranged on the inner side surface of the bending steel plate 1 (namely, the left side surface of the bending steel plate 1 in the figure 1), and a rear repairing zone perforated steel plate 3 is fixedly arranged on the outer side surface of the bending steel plate 1 (namely, the right side surface of the bending steel plate 1 in the figure 1), namely, the prefabricated zone perforated steel plate 2 and the rear repairing zone perforated steel plate 3 are respectively arranged on two sides of the bending steel plate 1; prefabricated zone trompil steel sheet 2 and back benefit district trompil steel sheet 3 are square steel sheet, and the through-hole has all been seted up to center department, prefabricated zone trompil steel sheet 2's through-hole is used for installing prefabricated section reinforcing bar 4, the through-hole of back benefit district trompil steel sheet 3 is used for installing back benefit district prefabricated section reinforcing bar 5, and, on the position sets up, prefabricated zone trompil steel sheet 2 locates back benefit directly over the district trompil steel sheet 3, and both coaxial settings, so set up, can practice thrift installation space, improve the installation effectiveness, and convenient processing.
That is, the bent steel plate 1 plays a role in installing the prefabricated zone perforated steel plate 2 and the after-repair zone perforated steel plate 3, and the bent steel plate 1 is designed into a bent structure, so that the prefabricated component steel bars 4 in the prefabricated zone and the after-repair zone prefabricated component steel bars 5 are coaxially arranged, and the position accuracy of the steel bars is improved; in addition, compared with a straight steel plate, the bent steel plate 1 has the advantages of high strength and good rigidity.
In addition, a prefabricated area steel bar locking part is arranged in cooperation with the prefabricated area perforated steel plate 2, and after the prefabricated part steel bar 4 in the prefabricated area and the prefabricated area perforated steel plate 2 are connected in an inserted mode, the prefabricated part steel bar 4 in the prefabricated area and the prefabricated area perforated steel plate 2 are locked and fixed through the prefabricated area steel bar locking part; similarly, with mending district trompil steel sheet 3 after and be provided with the reinforcing bar retaining member of benefit district after cooperateing, the reinforcing bar retaining member of benefit district after plays fixed locking's effect equally, mend the district prefabricated component reinforcing bar 5 after and mend the cooperation of district trompil steel sheet 3 and be connected after, utilize the reinforcing bar retaining member of benefit district after to lock solid it.
That is, the bent steel plate 1 is arranged along the longitudinal direction shown in fig. 1, the prefabrication zone perforated steel plate 2 is arranged on the upper portion of the inner side end face of the bent steel plate 1, the post-repair zone perforated steel plate 3 is arranged on the lower portion of the outer side end face of the bent steel plate 1, and during installation, the connection hole of the prefabrication zone perforated steel plate 2 and the connection hole of the post-repair zone perforated steel plate 3 are ensured to be coaxially arranged. In addition, the bent steel plate 1, the prefabricated area perforated steel plate 2 and the rear repair area perforated steel plate 3 are processed into a whole to form a connector main body structure.
Thus, when the prefabricated part steel bars 4 in the prefabricated area are installed, the prefabricated part steel bars 4 in the prefabricated area are installed on the prefabricated area perforated steel plate 2 from top to bottom along the direction shown in the figure 1, and then the prefabricated part steel bars 4 in the prefabricated area are locked by the prefabricated part steel bar locking pieces; when the prefabricated component steel bars 5 in the post-repair area are installed, the prefabricated component steel bars 5 in the post-repair area are installed on the steel plate 3 with the holes in the post-repair area from bottom to top along the direction shown in the figure 1, the prefabricated component steel bars 5 in the post-repair area are locked and fixed through the steel bar locking members in the post-repair area, and then concrete is poured to form a reliable connecting structure.
The bending steel plate 1 comprises a prefabrication area connecting part 11, a transition part 13 and a post-repairing area connecting part 12, wherein the inner side surface of the prefabrication area connecting part 11 is used for installing the prefabrication area perforated steel plate 2, the outer side surface of the post-repairing area connecting part 12 is used for installing the post-repairing area perforated steel plate 3, and the transition part 13 plays a role in transition connection for an intermediate structure arranged on the prefabrication area connecting part 11 and the post-repairing area connecting part 12. In addition, prefabricated district connecting portion 11 and the vertical setting of benefit district connecting portion 12 after, transition portion 13 sets up for prefabricated district connecting portion 11 and benefit district connecting portion 12 slope after with, and is preferred, and the contained angle of transition portion 13 and vertical direction is 30 ~ 45, that is to say, according to actual need, adjusts the position of prefabricated district connecting portion 11 and benefit district connecting portion 12 after with the length and the angle of transition portion 13 to can ensure the accurate connection with the reinforcing bar. Of course, the angle is not limited to 30 ° to 45 °, and the angle of inclination should be determined according to actual conditions, and is not limited herein. In view of improving the strength of the bent steel plate 1 and facilitating the processing, the bent steel plate 1 is an integral structure, preferably made by stamping and bending, and of course, may be a tailor welded connection.
In order to further improve the stability of the bent steel plate 1, the prefabricated zone perforated steel plate 2 and the rear repair zone perforated steel plate 3 are located at the position of the bent steel plate 1, and the intersection point of the axis of the prefabricated zone perforated steel plate 2 and the rear repair zone perforated steel plate 3 and the transition part 13 is exactly arranged at the middle point of the transition part 13, so that the moment balance borne by the bent steel plate 1 can be ensured, the deformation resistance of the bent steel plate 1 is improved, and the service life of the bent steel plate 1 is prolonged.
The bending steel plate 1, the prefabricated zone perforated steel plate 2 and the rear repairing zone perforated steel plate 3 are steel plate structures, wherein the prefabricated zone perforated steel plate 2 is a block-shaped square steel plate, a circular through hole is formed in the center of the prefabricated zone perforated steel plate 2, the aperture of the prefabricated zone perforated steel plate is slightly larger than the outer diameter of the prefabricated part steel bar 4, and the prefabricated part steel bar 4 is inserted into the circular through hole to realize connection of the prefabricated zone perforated steel plate 2 and the prefabricated part steel bar 4.
Similarly, the rear repairing area perforated steel plate 3 is also a block-shaped square steel plate, a circular through hole is formed in the center of the rear repairing area perforated steel plate 3, and the aperture of the circular through hole is slightly larger than the outer diameter of the rear repairing area prefabricated part steel bar 5, so that the rear repairing area prefabricated part steel bar 5 can be conveniently inserted.
The prefabricated steel bar connector is characterized in that the single-row steel bar connector is adopted, and for the double-row steel bar connector, the prefabricated zone perforated steel plate 2 and the rear repairing zone perforated steel plate 3 are respectively two, wherein the two prefabricated zone perforated steel plates 2 are symmetrically arranged relative to the central longitudinal section of the bent steel plate 1, namely, the two prefabricated zone perforated steel plates 2 are parallelly arranged in the same plane; two back repair zone perforated steel plates 3 are arranged in another plane at the lower end of the prefabricated zone perforated steel plate 2, the two back repair zone perforated steel plates 3 are symmetrically arranged relative to the central longitudinal section of the bent steel plate 1, the two prefabricated zone perforated steel plates 2 are respectively arranged under the two back repair zone perforated steel plates 3, and the prefabricated zone perforated steel plates 2 and the back repair zone perforated steel plates 3 are correspondingly and coaxially arranged. In addition, three horizontal steel bar mounting holes 14 are further formed in the bent steel plate 1 and used for mounting horizontal steel bars, and the horizontal steel bars are respectively arranged on the prefabricated area connecting portion 11, the transition portion 13 and the rear supplement area connecting portion 12, so that a double-row steel bar connector is formed, and bidirectional connection of vertical steel bars and horizontal steel bars can be achieved.
Particularly, above-mentioned prefabricated district's reinforcing bar retaining member and back benefit district's reinforcing bar retaining member all include two nuts 6 of locking and two gaskets 7, and two gaskets 7 respectively laminate in the up end of foraminiferous steel sheet and terminal surface down, and after the prefabricated component steel bar connection, 6 pairs of gaskets 7 that are located the open end of locking two nuts compress tightly, and then fasten the prefabricated component reinforcing bar.
The bending steel plate 1, the prefabricated area perforated steel plate 2 and the rear repairing area perforated steel plate 3 are integrally welded with one another, so that a connector main body is formed, and the connector main body is simple in structure, convenient to machine, firm to install, low in production cost and easy to realize batch production.
From the above, the reinforcing bar connector provided by the invention has the following advantages:
firstly, the connector main body is only made of 3-5 steel plates, the locking piece is also only composed of a gasket 7 and a locking double nut 6, and the connector is simple in structure, convenient to process and capable of being processed in batches;
secondly, when the prefabricated part is produced, the connector main body is simple to position, does not need a special fixing tool, particularly a double-row steel bar connector, can meet the installation requirements of longitudinal steel bars and transverse steel bars simultaneously, and is convenient to connect;
thirdly, the connector and the steel bar are connected in a dry type, the stress performance is ensured without grouting, the connection is firm, and the quality is controllable;
fourthly, an operation hole is reserved at the bottom of the prefabricated part, so that the connector main body and the lower-layer steel bar can be conveniently connected, the fault tolerance rate is high, and the construction efficiency is greatly improved;
fifthly, plugging of the seat grout joint and the operation hole can be achieved through seat grout or grouting material, and the seat grout joint and the operation hole are economical and convenient.
The invention also provides a use method of the steel bar connector for the assembly type building, which comprises the following steps:
step one, machining a steel bar connector according to a drawing;
step two, processing a connector operation hole according to a drawing;
mounting prefabricated part steel bars 4 in the prefabricated area on a prefabricated area perforated steel plate 2, and locking the prefabricated part steel bars 4 through a prefabricated area steel bar locking piece;
binding prefabricated part steel bars 4 in a prefabricated area, fixing embedded parts, pouring concrete and maintaining;
step five, demoulding and hoisting the prefabricated part in the prefabricated area;
inserting the prefabricated component steel bars 5 of the rear repairing area into the perforated steel plates 3 of the rear repairing area, and locking the prefabricated component steel bars 5 of the rear repairing area by using a steel bar locking member of the rear repairing area;
and step seven, pouring the seat slurry or grouting material, and tightly filling the seat slurry seam and the operation hole.
The specific steps in the first step are as follows: processing a bent steel plate 1, a prefabricated zone perforated steel plate 2, a post-repairing zone perforated steel plate 3, a prefabricated zone reinforcing steel bar locking piece and a post-repairing zone reinforcing steel bar locking piece according to drawings; and welding the bent steel plate 1, the prefabricated area perforated steel plate 2 and the rear repairing area perforated steel plate 3 into a whole.
In order to realize the double-row connection, after the step one, horizontal steel bar installation holes 14 for installing horizontal steel bars should be formed at corresponding positions of the bent steel plate 1 according to the drawing.
The above-described method of use will be described by taking as an example a bent steel plate 1 having a thickness of 10mm, a prefabricated perforated steel plate 2, and a post-repair perforated steel plate 3.
The method comprises the following steps: 1 bent steel plate 1 with the total length of 230mm, the width of 60mm and the thickness of 10mm, 1 transverse prefabricated zone perforated steel plate 2 with the length of 37mm, the width of 37mm and the thickness of 10mm and the center provided with a phi 17mm through hole, and 1 rear repairing zone perforated steel plate 3 with the length of 60mm, the width of 60mm and the thickness of 10mm and the center provided with a phi 40mm through hole are respectively processed according to a drawing.
The length of the prefabricated area is 90mm, the length of the post-repairing area is 140mm, the length of the prefabricated area connecting part 11 is 60mm, the length of the transition part 13 is 70mm, the included angle between the prefabricated area connecting part and the vertical direction is 40 degrees, and the length of the post-repairing area connecting part 12 is 100 mm; for the double-row steel bar connector, the length of the bent steel plate 1 is unchanged, the width is widened to 170mm, the prefabricated zone perforated steel plates 2 are two, the distance from the top end of the prefabricated zone connecting part 11 is 10mm, the distance from the rear repaired zone perforated steel plates 3 are also two, the distance from the bottom end of the rear repaired zone connecting part 12 is 10mm, and horizontal steel bar mounting holes 14 of 10mm multiplied by 90mm are required to be respectively formed in the prefabricated zone connecting part 11, the rear repaired zone connecting part 12 and the transition part 13 according to the drawing requirements so as to mount horizontal steel bars;
and welding the processed bent steel plate 1, the prefabricated area perforated steel plate 2 and the rear repairing area perforated steel plate 3 into a whole to form the connector main body.
Step two: processing an operation hole with the width of 100mm and the height of 140mm on a bent steel plate 1 according to the drawing, wherein the operation hole is equivalent to a hand hole so as to be conveniently stretched by a worker for connecting a lower layer steel bar with a connector;
processing an upper prefabricated area gasket 7 with the inner diameter of phi 17mm, the outer diameter of phi 52mm and the thickness of phi 10mm and a lower prefabricated area gasket 7 with the inner diameter of phi 17mm, the outer diameter of phi 52mm and the thickness of phi 3 mm;
step three: respectively arranging the gaskets 7 on the upper end face and the lower end face of the prefabricated area perforated steel plate 2, enabling the prefabricated part steel bar 4 with phi 16mm to penetrate through the central hole with phi 17mm of the prefabricated area perforated steel plate 2, and locking the gaskets 7 and the prefabricated part steel bar 4 through the double locking nuts 6;
step four: binding prefabricated part steel bars 4 in the prefabricated area, fixing the embedded parts, pouring concrete and maintaining to form prefabricated parts in the prefabricated area;
step five: after the maintenance is finished, demolding, lifting, storing in a storage yard and transporting to a construction site;
step six: in the hoisting and mounting link of the prefabricated part, a reinforcing steel bar 5 of a rear supplement region with the diameter of 16mm is inserted into a rear supplement perforated steel plate 3, two gaskets 7 with the inner diameter of 17mm, the outer diameter of 29mm and the thickness of 3mm are respectively mounted on the upper end surface and the lower end surface of the rear supplement perforated steel plate 3, and locking is carried out through two locking nuts 6;
step seven: and (3) pouring seat slurry or grouting material to plug, fill and compact the seat slurry seam and the operation hole.
Of course, the above-mentioned steel bar is not limited to Φ 16mm, and the size of the spacer 7 is not limited to the above-mentioned size, which should be set according to actual requirements.
The present invention provides a steel bar connector for a prefabricated building and a method for using the same. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (9)
1. The assembled steel bar connector for the building is characterized by comprising vertically distributed bent steel plates (1), wherein the inner side end face and the outer side end face of each bent steel plate (1) are respectively and fixedly provided with a prefabricated area perforated steel plate (2) for installing prefabricated part steel bars (4) of a prefabricated area and a rear repair area perforated steel plate (3) for installing rear repair area prefabricated part steel bars (5), the prefabricated area perforated steel plate (2) is arranged right above the rear repair area perforated steel plate (3), and the prefabricated area perforated steel plate and the rear repair area perforated steel plate are coaxially arranged; the prefabricated section steel bar locking piece is used for locking the prefabricated section prefabricated part steel bars (4) and used for locking the post-repairing section prefabricated part steel bars (5).
2. The reinforcing bar connector for assembly construction as claimed in claim 1, wherein the bent steel plate (1) is of a one-piece structure including a prefabrication area connection part (11) for connecting the prefabrication area perforated steel plate (2), a post-repair area connection part (12) for connecting the post-repair area perforated steel plate (3), and a transition part (13) for connecting the prefabrication area connection part (11) and the post-repair area connection part (12).
3. The reinforcing bar connector for assembly construction as claimed in claim 2, wherein the prefabrication area connecting part (11) and the post-repair area connecting part (12) are vertically arranged, the transition part (13) is obliquely arranged with respect to the prefabrication area connecting part (11) and the post-repair area connecting part (12), and an included angle of the transition part (13) with a vertical direction is 30-45 °.
4. The assembly type construction reinforcing bar connector as set forth in any one of claims 2 or 3, wherein the intersection point of the line connecting the prefabricated slotted steel plate (2) and the post-repaired slotted steel plate (3) with the transition part (13) is the midpoint of the transition part (13).
5. The assembly type construction steel bar connector as claimed in claim 4, wherein there are two prefabricated perforated steel plates (2) and two after-repair perforated steel plates (3), the two prefabricated perforated steel plates (2) are disposed in parallel in the same plane, and the two after-repair perforated steel plates (3) are disposed in parallel and together in the other plane.
6. The reinforcing bar connector for assembly construction as claimed in claim 5, wherein the prefabricated area connecting part (11), the transition part (13) and the rear supplement area connecting part (12) are each formed with a horizontal reinforcing bar installation hole (14) for installing a horizontal reinforcing bar.
7. The steel bar connector for assembly construction according to claim 6, wherein the locking member for the steel bar in the prefabricated area and the locking member for the steel bar in the rear supplement area each comprise a locking double nut (6) and two washers (7).
8. A use method of the steel bar connector for the fabricated building is characterized by being applied to the steel bar connector for the fabricated building of any one of claims 1 to 7, and comprising the following steps of:
processing the steel bar connector according to a drawing;
machining a connector operation hole;
mounting prefabricated part steel bars (4) in a prefabricated area on a steel plate with holes in the prefabricated area, and locking the prefabricated part steel bars (4) in the prefabricated area through a prefabricated area steel bar locking piece;
binding the prefabricated component steel bars (4) in the prefabricated area, fixing the embedded parts, pouring concrete and maintaining;
demolding and hoisting the prefabricated part in the prefabricated area;
inserting the prefabricated component steel bars (5) of the rear supplement area into the perforated steel plates of the rear supplement area, and locking the prefabricated component steel bars (5) of the rear supplement area by using a steel bar locking member of the rear supplement area;
and pouring seat slurry or grouting material, and tightly filling the seat slurry seam and the operation hole.
9. The method for using the steel bar connector for prefabricated construction according to claim 8, wherein the steel bar connector is processed according to a drawing, further comprising:
and arranging a horizontal steel bar mounting hole for mounting a horizontal steel bar on the bent steel plate according to a drawing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811518683.4A CN109339347B (en) | 2018-12-12 | 2018-12-12 | Assembled type steel bar connector for building and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811518683.4A CN109339347B (en) | 2018-12-12 | 2018-12-12 | Assembled type steel bar connector for building and using method thereof |
Publications (2)
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| CN106638981A (en) * | 2016-11-22 | 2017-05-10 | 湖南远大工程设计有限公司 | Steel bar connection structure of prefabricated parts |
| CN206873769U (en) * | 2017-06-21 | 2018-01-12 | 裴碧峰 | A kind of U-shaped body reinforcing bar connector |
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