CN114960447A - Cast-in-place roof beam support convenient to install fast - Google Patents
Cast-in-place roof beam support convenient to install fast Download PDFInfo
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- CN114960447A CN114960447A CN202210670871.9A CN202210670871A CN114960447A CN 114960447 A CN114960447 A CN 114960447A CN 202210670871 A CN202210670871 A CN 202210670871A CN 114960447 A CN114960447 A CN 114960447A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The application discloses cast-in-place roof beam support bracket convenient to quick installation relates to bridge construction technical field, including drawing and propping fixed unit and bracket, drawing and propping fixed unit and including horizontal drawing and propping fixed unit and vertical drawing and propping fixed unit, horizontal drawing and propping fixed unit includes two horizontal fixed frames of drawing and one horizontal fixed frame of drawing, vertically draws and props fixed unit and includes two vertical fixed frames of drawing and one vertical fixed frame of drawing. The transverse split fixing frame and the longitudinal split fixing frame both adopt closed-loop frame-shaped structures which are made by bending reinforcing steel bars and are welded end to end. The transverse opposite-supporting fixing frame and the longitudinal opposite-supporting fixing frame are the same in structure and comprise opposite supporting rods, and opposite supporting boots are symmetrically and fixedly arranged at two ends of the opposite supporting rods. The bracket comprises a transverse bracket and a longitudinal bracket, the transverse bracket and the longitudinal bracket are the same in structure, the transverse bracket is detachably connected with the transverse bracing fixing unit, and the longitudinal bracket is detachably connected with the longitudinal bracing fixing unit. The disassembly and assembly do not need tools, and are quick, simple and efficient.
Description
Technical Field
The application relates to the technical field of bridge construction, in particular to a cast-in-place beam supporting bracket convenient to install quickly.
Background
In the construction of cast-in-place beams, if floor type steel pipe Bailey beam supports are adopted, when a building structure is newly built in the lower space of a bridge, the building structure is inconvenient to synchronously construct due to the position conflict of steel pipe columns, if the building is constructed according to the sequence, the total time period needs to be prolonged by more than 3 months, and the influence on the total construction period is large. If adopt synchronous construction, then need reserve out corresponding hole in steel-pipe column position, have great definite influence to the wholeness of building the structure plate girder like this, influence the structure atress, increased post-cast strip construction work volume simultaneously. In some cases, a synchronous construction mode is required, the difficulty of construction organization is increased in cross construction, the safety risk of constructors is increased, and the construction progress control, the entity quality control, the construction risk control and the construction cost control are not facilitated.
Disclosure of Invention
For solving above-mentioned bridge beam supports installation cost height, the big quality of the degree of difficulty problem of not controlling well, this application adopts following technical scheme to realize:
a cast-in-place beam support bracket convenient to install fast, comprising: a tension fixing unit and a bracket;
the bracing fixing unit is embedded in the upper part of the pier stud; the cross section of the pier column is of a rectangular structure.
The tensioning fixing unit comprises a transverse tensioning fixing unit and a longitudinal tensioning fixing unit, and the transverse tensioning fixing unit is embedded along the length direction of the pier stud; the longitudinal bracing fixing unit is embedded along the width direction of the pier stud;
the transverse bracing fixing unit comprises two transverse opposite-bracing fixing frames and a transverse opposite-bracing fixing frame;
the longitudinal bracing fixing unit comprises two longitudinal counter-bracing fixing frames and a longitudinal counter-bracing fixing frame;
the transverse split fixing frame and the longitudinal split fixing frame are the same in structure, and both adopt closed-loop frame-shaped structures which are formed by bending reinforcing steel bars and are welded end to end; such as a square structure, or an elliptical ring structure, a circular ring structure, etc.
The transverse opposite-supporting fixing frame and the longitudinal opposite-supporting fixing frame are the same in structure and comprise opposite supporting rods, and opposite supporting boots are symmetrically and fixedly arranged at two ends of each opposite supporting rod;
the two transverse oppositely-pulling fixing frames are arranged in parallel along the length direction of the pier stud; the width of the transverse opposite-pull fixing frame is smaller than that of the pier stud, and the length of the transverse opposite-pull fixing frame is larger than that of the pier stud. The middle part of the transverse opposite-pulling fixing frame is embedded in the pier stud, and two ends of the transverse opposite-pulling fixing frame are exposed at two sides of the length direction of the pier stud;
the transverse opposite-supporting fixing frame is embedded along the length direction of the pier stud and is positioned below the transverse opposite-pulling fixing frame;
the two longitudinal oppositely-pulling fixing frames are arranged in parallel along the width direction of the pier stud; the width of the longitudinal opposite-pull fixing frame is smaller than the length of the pier stud, and the length of the longitudinal opposite-pull fixing frame is larger than the width of the pier stud. The middle part of the longitudinal counter-pulling fixing frame is embedded in the pier stud, and two ends of the longitudinal counter-pulling fixing frame are exposed at two sides of the width direction of the pier stud;
the longitudinal opposite-supporting fixing frame is embedded along the width direction of the pier stud and is positioned below the longitudinal opposite-pulling fixing frame;
the bracket comprises a transverse bracket and a longitudinal bracket, and the transverse bracket and the longitudinal bracket have the same structure; the transverse bracket is detachably connected with the transverse bracing fixing unit; the longitudinal bracket is detachably connected with the longitudinal bracing fixing unit;
the longitudinal bracket comprises a bracket beam, and a beam fixing plate is vertically and fixedly arranged on the end face of one end of the bracket beam;
the beam fixing plate is of a rectangular plate structure, and the length direction of the beam fixing plate is parallel to the height direction of the bracket beam; the length of the beam fixing plate is greater than the height of the bracket beam; an inclined strut is fixedly arranged below the other end of the bracket cross beam, and an included angle is formed between the inclined strut and the bracket cross beam and is smaller than 60 degrees; the bottom mounting of bracing is provided with the bracing fixed plate, the bracing fixed plate with prop the boots and match each other. When the whole device is installed, a carrying tool is not required to be configured, and only the bracket is required to be rotated by 90 degrees and then inserted into a gap formed by the two opposite-pulling fixing frames and rotated; just in opposite when dismantling, with the bracket rotatory 90 degrees then extract two fixed frame component of split can, whole process installation, dismantlement all are very quick, simple, have improved work efficiency greatly.
Preferably, the transverse bracing fixing frame comprises transverse bracing rods and transverse bracing shoes, and the transverse bracing rods are made of strip steel;
the cross section of the transverse pair of supporting shoes is of a C-shaped structure, the transverse pair of supporting rods are welded at two ends of the transverse pair of supporting shoes, and openings of the transverse pair of supporting rods are opposite to each other;
the openings of the transverse pair of supporting shoes are matched and correspond to the inclined supporting fixing plates. During rotation of the longitudinal bracket, the inclined strut fixing plate can slide into the opening of the transverse pair of strut shoes.
Preferably, the transverse counter-pulling fixing frame comprises two longitudinal rods, and the two longitudinal rods are arranged in parallel; three transverse rods are fixedly arranged between the two longitudinal rods and are arranged in parallel, wherein the transverse rod positioned in the middle divides the closed-loop frame-shaped structure into a rotary window and a limiting window; the rotating window and the limiting window are both rectangular window structures, and the width of the rotating window is larger than that of the limiting window; the longitudinal split fixing frame is also of the same structure.
The two transverse oppositely pulling fixed frames forming the transverse pulling and supporting fixed unit have the same structure but have 180-degree difference in direction along the length direction as an axis. The purpose is designed for preventing the cross beam fixing plate from swinging left and right or rotating due to overlarge space, and one cross rod is used for limiting.
Preferably, a bracket clamping block can be movably placed on the transverse split fixing frame or the longitudinal split fixing frame, and the bracket clamping block comprises a transverse clamping block and a longitudinal clamping block;
the transverse clamping block and the longitudinal clamping block have the same structure;
the longitudinal clamping block comprises a clamping block connecting part, the clamping block connecting part is of a square structure, a wedge-shaped clamping part is fixedly arranged at the front end of the bottom of the clamping block connecting part, the cross section of the wedge-shaped clamping part is of a triangular structure with a narrow lower part and a wide upper part, and the wedge-shaped clamping part corresponds to the beam fixing plate; the wedge-shaped clamping part is used for clamping the beam fixing plate and clamped between the beam fixing plate and the longitudinal opposite-pulling fixing frame, so that vibration looseness caused by a gap between the beam fixing plate and the longitudinal opposite-pulling fixing frame is prevented.
The left side of the clamping block connecting part is fixedly provided with a rotation stopping block, the rotation stopping block is in a square plate shape and can be clamped in a gap between the lateral surface of the beam fixing plate and the longitudinal opposite-pulling fixing frame. The purpose of design like this is that prevent that the crossbeam fixed plate from shaking to lead to the rotation and finally leading to whole bracket to drop because of me.
Preferably, the right side of the clamping block connecting portion is further provided with an embracing block, the embracing block is of a square structure, is parallel to the rotation stopping block, and has a gap larger than or equal to the width of the beam fixing plate. Such design makes the rotation stopping block constitute a U-shaped structure with embracing the piece jointly, embraces the crossbeam fixed plate tightly to under the effect of wedge clamping part, the three carries on spacingly for the crossbeam fixed plate from left and right, preceding three direction, can prevent effectively that the crossbeam fixed plate from rotating, thereby guarantees the safety of device.
Preferably, the rotation stopping block is provided with a plurality of elongated slots, the elongated slots are parallel to the length direction of the connecting part of the clamping block, and the elongated slots are arranged from top to bottom respectively. The elongated slot is used for reducing the weight of the whole device, is convenient to pry up from the longitudinal oppositely-pulled fixed frame by using a tool through the elongated slot, and improves the dismounting speed.
Preferably, the inner sides of the rotation stopping block and the clasping block are respectively and fixedly provided with a rubber layer for better clamping two sides of the beam fixing plate.
Preferably, the bottom of the clamping block connecting part is provided with a magnet groove, and the magnet groove is opposite to the wedge-shaped clamping part; the magnet groove is positioned below the wedge-shaped clamping part. And permanent magnets are fixedly arranged in the magnet grooves. The design can be better through the permanent magnet with vertical chucking piece and crossbeam fixed plate inter combination, from left and right, upper and preceding four directions give fixedly.
Preferably, the bracket is formed by splicing I-shaped steel.
Preferably, the transverse split fixing frame and the longitudinal split fixing frame are both made of reinforcing steel bars with diameters of 30-50 mm and circular structures in cross sections.
This application can need not to use traditional console mode steel pipe beiLei beam supporting structure to the increase of the degree of difficulty is organized in the construction in the cross construction of avoiding, constructor's safety risk increases, to the unfavorable problem of construction progress control, entity quality control, construction risk control, construction cost control. In addition, due to the fact that the oppositely-pulling fixing frame, the oppositely-supporting fixing frame and the bracket which can be conveniently detached in the moving mode are adopted to achieve effective matching of the oppositely-pulling fixing frame, the oppositely-supporting fixing frame and the bracket, rapid fixing can be achieved under the condition that tools are not needed, and working efficiency is further improved.
Drawings
FIG. 1 is a schematic view of a stay securing unit and a bracket fixedly mounted to a pier stud according to an embodiment of the present disclosure;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is a perspective view of FIG. 1;
FIG. 4 is a partial cross-sectional view of FIG. 1;
fig. 5 is a schematic perspective view of a transverse split fixing frame in the embodiment provided by the present application;
FIG. 6 is a front view of a transverse split fixing frame in an embodiment provided by the present application;
FIG. 7 is a schematic perspective view of a transverse bracing fixture in an embodiment provided herein;
FIG. 8 is a front view of a cross brace fixture in an embodiment provided herein;
FIG. 9 is a schematic perspective view of a longitudinal bracket according to an embodiment of the present disclosure;
FIG. 10 is a perspective view of another perspective of the longitudinal bracket of the embodiments provided herein;
FIG. 11 is a front view of a longitudinal bracket in an embodiment provided herein;
FIG. 12 is a schematic perspective view of a longitudinal clamping block according to an embodiment of the present application;
FIG. 13 is a front view of a longitudinal gripping block in an embodiment provided herein;
FIG. 14 is a left side view of a longitudinal gripping block in an embodiment provided herein;
FIG. 15 is a top view of a longitudinal gripping block in an embodiment provided herein;
FIG. 16 is a bottom view of the longitudinal gripping block of the embodiment provided in the present application;
FIG. 17 is an enlarged partial schematic view of FIG. 1;
fig. 18 is a schematic view of a cast-in-place beam support bracket in an actual operating condition that facilitates quick installation in an embodiment provided herein.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to fig. 1 to 18 in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application. Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1, a cast-in-place beam support bracket convenient for quick installation includes: bracing the fixing unit 2 and the bracket 3.
The bracing fixing unit 2 is pre-embedded at the upper part of the pier stud 1. In this embodiment, the cross section of the pier 1 is selected to be a rectangular structure. The bracing fixing unit 2 comprises a transverse bracing fixing unit and a longitudinal bracing fixing unit, and the transverse bracing fixing unit is embedded along the length direction of the pier stud 1. The longitudinal bracing fixing unit is embedded along the width direction of the pier stud 1.
As shown in fig. 1 and 2, the lateral bracing fixing unit includes two lateral counter-bracing fixing frames 20 and one lateral counter-bracing fixing frame 21. The longitudinal bracing fixing unit includes two longitudinal counter-bracing fixing frames 22 and one longitudinal counter-bracing fixing frame 23.
The transverse split fixing frame 20 and the longitudinal split fixing frame 22 have the same structure, and both adopt a closed-loop frame-shaped structure which is formed by bending reinforcing steel bars and welding the reinforcing steel bars end to end. In the embodiment, the transverse split fixing frame 20 and the longitudinal split fixing frame 22 are preferably made of reinforcing steel bars with diameters of 30-50 mm and circular cross sections. Such as a square structure, or an elliptical ring structure, a circular ring structure, etc. In one embodiment, as shown in fig. 5 and 6, the transverse counter-pull fixing frame 20 preferably includes two longitudinal bars 200, and the two longitudinal bars 200 are disposed in parallel with each other. Three cross rods 201 are fixedly arranged between the two longitudinal rods 200, the three cross rods 201 are arranged in parallel, and the cross rod 201 in the middle divides the closed-loop frame-shaped structure into a rotating window 202 and a limiting window 203. The rotating window 202 and the limiting window 203 are both rectangular window structures, and the width of the rotating window 202 is larger than that of the limiting window 203. The longitudinal split fixing frame 22 is also of the same structure. The two transverse split fixing frames 20 forming the transverse bracing fixing unit have the same structure but have 180 degrees of axial difference in the direction along the length direction. The upper transverse split fixing frame 20 and the lower transverse split fixing frame 20 are aligned and parallel to each other, but the difference is 180 degrees, that is, the rotating window of the upper transverse split fixing frame 20 is opposite to the limiting window of the lower transverse split fixing frame 20, so as to prevent the beam fixing plate 311 from being too large in space, swinging left and right or rotating, and one of the cross bars 201 is used for limiting.
The transverse opposite-supporting fixing frame 21 and the longitudinal opposite-supporting fixing frame 23 are identical in structure and comprise opposite supporting rods, and opposite supporting boots are symmetrically and fixedly arranged at two ends of the opposite supporting rods. Preferably, as shown in fig. 7 and 8, the transverse bracing fixing frame 21 includes a transverse bracing rod 211 and a transverse bracing shoe 210, and the transverse bracing rod 211 is made of strip steel. The cross section of the transverse pair supporting shoes 210 is in a C-shaped structure, and the transverse pair supporting rods 211 are welded at two ends of the transverse pair supporting shoes 210, and the openings of the transverse pair supporting rods are back to back. The openings of the transverse pair of supporting shoes 210 and the inclined supporting fixing plates 313 are matched and correspond to each other. During the rotation of the longitudinal bracket 31, the brace fixing plate 313 can slide into the opening of the transverse pair of the brace shoes 210.
Two transverse counter-pulling fixing frames 20 are arranged in parallel along the length direction of the pier stud 1. The width of the transverse opposite-pull fixing frame 20 is less than that of the pier stud 1, and the length of the transverse opposite-pull fixing frame 20 is greater than that of the pier stud 1. The middle part of the transverse opposite-pull fixing frame 20 is buried in the pier stud 1, and two ends of the transverse opposite-pull fixing frame 20 are exposed at two sides of the length direction of the pier stud 1.
The transverse opposite-supporting fixing frame 21 is embedded along the length direction of the pier stud 1 and is positioned below the transverse opposite-pulling fixing frame 20.
Two longitudinal counter-pulling fixing frames 22 are arranged in parallel along the width direction of the pier stud 1. The width of the longitudinal opposite-pull fixing frame 22 is less than the length of the pier stud 1, and the length of the longitudinal opposite-pull fixing frame 22 is greater than the width of the pier stud 1. The middle part of the longitudinal counter-pulling fixing frame 22 is buried in the pier stud 1, and both ends of the longitudinal counter-pulling fixing frame 22 are exposed at both sides of the pier stud 1 in the width direction.
The longitudinal opposite-supporting fixing frame 23 is embedded along the width direction of the pier stud 1 and is positioned below the longitudinal opposite-pulling fixing frame 22.
As shown in fig. 9 to 11, the bracket 3 includes a transverse bracket 30 and a longitudinal bracket 31, and the transverse bracket 30 and the longitudinal bracket 31 have the same structure. The bracket 3 is formed by splicing I-shaped steel. The lateral bracket 30 is detachably connected to the lateral bracing fixing unit. The longitudinal bracket 31 is detachably connected to the longitudinal bracing fixing unit.
The longitudinal bracket 31 includes a bracket beam 310, and a beam fixing plate 311 is vertically and fixedly disposed on an end surface of the bracket beam 310.
The beam fixing plate 311 has a rectangular plate structure, and the length direction thereof is parallel to the height direction of the bracket beam 310. The length of the beam fixing plate 311 is greater than the height of the bracket beam 310. An inclined strut 312 is fixedly arranged below the other end of the bracket beam 310, and an included angle is formed between the inclined strut 312 and the bracket beam 310, and is smaller than 60 degrees. The bottom end of the inclined strut 312 is fixedly provided with an inclined strut fixing plate 313, and the inclined strut fixing plate 313 is matched with the oppositely-supported shoe. Two horizontal fixed frames 20 of opposite-pulling and two vertical fixed frames 22 of opposite-pulling should be greater than the width of crossbeam fixed plate in respective bracket but be less than the length of crossbeam fixed plate, during the fixed bracket, place the bracket along the level, the bracing fixed plate is parallel to each other with fixed frame of opposite-pulling, then put into two gaps that constitute between the fixed frame of opposite-pulling, the crossbeam fixed plate just in time can be put into two fixed frames of opposite-pulling, 90 degrees rotatory bracket after that, let its bracket crossbeam be last, the bracing is under, after this, the crossbeam fixed plate just can be perpendicular and block in two fixed frames of opposite-pulling with two fixed frames of opposite-pulling each other, realize fixedly, here and simultaneously, the bracing fixed plate corresponds each other with the boots of opposite-pulling again, thereby realize quick fixed. When the whole device is installed, a carrying tool does not need to be configured, and only the bracket needs to be rotated by 90 degrees and then inserted into a gap formed by the two opposite-pulling fixing frames and rotated. Just in opposite when dismantling, with the bracket rotatory 90 degrees then extract two fixed frame component of split can, whole process installation, dismantlement all are very quick, simple, have improved work efficiency greatly.
In addition, in an embodiment, the bracket clamping block 4 can be movably placed on the transverse counter-pulling fixing frame 20 or the longitudinal counter-pulling fixing frame 22, and the bracket clamping block 4 comprises a transverse clamping block 40 and a longitudinal clamping block 41. The lateral clamping blocks 40 and the longitudinal clamping blocks 41 have the same structure.
Since the structure of the lateral clamping block 40 is the same as that of the longitudinal clamping block 41, only the longitudinal clamping block 41 will be described in detail herein, and the structure of the longitudinal clamping block 41 can be referred to for the lateral clamping block 40. As shown in fig. 12 to 16, the longitudinal clamping block 41 includes a clamping block connecting portion 410, the clamping block connecting portion 410 is a square structure, a wedge-shaped clamping portion 412 is fixedly disposed at the front end of the bottom of the clamping block connecting portion 410, the cross section of the wedge-shaped clamping portion 412 is a triangular structure with a narrow bottom and a wide top, and the wedge-shaped clamping portion 412 corresponds to the beam fixing plate 311. The wedge-shaped clamping part 412 is used for clamping the beam fixing plate 311, and is clamped between the beam fixing plate 311 and the longitudinal opposite-pulling fixing frame 22 to prevent vibration looseness caused by a gap between the beam fixing plate 311 and the longitudinal opposite-pulling fixing frame 22. The left side of the clamping block connecting part 410 is fixedly provided with a rotation stopping block 411, and the rotation stopping block 411 is in a square plate shape and can be clamped in a gap between the side surface of the beam fixing plate 311 and the longitudinal opposite-pulling fixing frame 22. The purpose of this design is to prevent the beam fixing plate 311 from rotating due to vibration of me and eventually causing the entire bracket to fall.
The right side of the clamping block connecting portion 410 is further provided with a clamping block 413, the clamping block 413 is a square structure, and is parallel to the rotation stopping block 411, and a gap between the clamping block 413 and the rotation stopping block 411 is greater than or equal to the width of the beam fixing plate 311. Such design makes the anti-rotation block 411 and the piece 413 of hugging closely constitute a U-shaped structure jointly, hugs crossbeam fixed plate 311 tightly to under the effect of wedge chucking part 412, the three is spacing for crossbeam fixed plate 311 from left and right, preceding three direction, can prevent effectively that crossbeam fixed plate 311 from rotatory, thereby guarantee the safety of device.
In one embodiment, the rotation stopping block 411 is provided with a long groove 4110, the long groove 4110 is parallel to the length direction of the clamping block connecting portion 410, and the long grooves 4110 are arranged in a plurality from top to bottom. The elongated slot 4110 is used to reduce the weight of the whole device, facilitate the prying up of the fixing frame 22 from the longitudinal direction by means of the elongated slot by using a tool, and improve the dismounting speed.
In one embodiment, rubber layers are fixedly arranged on the inner sides of the rotation stopping block 411 and the holding block 413 respectively, and are used for better clamping two sides of the beam fixing plate 311.
In one embodiment, the bottom of the clamping block connecting portion 410 is formed with a magnet slot, which is opposite to the wedge-shaped clamping portion 412. The magnet slot is located below the wedge gripping portion 412. A permanent magnet 414 is fixedly arranged in the magnet groove. Such a design enables the longitudinal clamping block 41 to be better coupled with the beam fixing plate 311 by the permanent magnets 414, and the fixing is given from the left, right, upper, and front four directions.
During construction, as shown in fig. 3 and 4, two transverse opposite-pull fixing frames 20 are pre-embedded on the pier stud 1 at an angle of 180 degrees, the direction of the two transverse opposite-pull fixing frames is parallel to the length direction of the pier stud 1, and a transverse opposite-pull fixing frame 21 is pre-embedded below the two transverse opposite-pull fixing frames 20, so that the two transverse opposite-pull fixing frames form a transverse opposite-pull fixing unit. Similarly, two longitudinal split fixing frames 22 and a longitudinal split fixing frame 23 are respectively embedded below the transverse split fixing unit to form a longitudinal split fixing unit, the number of the longitudinal split fixing units can be appropriately increased or decreased as required, in the embodiment, 1 transverse split fixing unit is provided, two longitudinal split fixing units are provided, and each split fixing unit is correspondingly provided with two brackets. After the pier stud is embedded and manufactured, an operator climbs the upper part of the pier stud through hoisting equipment or a scaffold and installs the brackets into the corresponding bracing fixing units, and because the structures of the bracing fixing units are the same and only the sizes are different, only the installation of the longitudinal bracket 31 is described in detail here, and the rest are the same. The operator holds the longitudinal bracket 31 and horizontally places it, that is, the bracket beam 310 and the inclined strut 312 are parallel to the horizontal plane, at this time, the length direction of the beam fixing plate 311 is also parallel to the horizontal plane, then the beam fixing plate 311 is aligned with the gap formed by the two longitudinal counter-pulling fixing frames 22 and inserted into the gap, and then the longitudinal bracket 31 is rotated down ninety degrees centering on the beam fixing plate 311, as shown in fig. 17, at this time, the beam fixing plate 311 is clamped in the gap formed by the two longitudinal counter-pulling fixing frames 22, and at the same time, the inclined strut fixing plate 313 at the bottom of the longitudinal bracket 31 slides into the opening of the transverse counter-pulling shoe 210, is wrapped by the opening of the C-shaped structure, cannot move outward, and can only slide left and right. Then, the longitudinal clamping block 41 is inserted into the longitudinal counter-pulling fixing frame 22 to clamp the longitudinal bracket 31. As shown in fig. 18, finally, the sand box 4 is arranged on the installed bracket, the main cross beam 5 is arranged on the sand box 4, the bailey truss 6 is arranged on the main cross beam 5, and the steel structure continuous beam formwork is supported on the bailey truss 6.
This application can need not to use traditional console mode steel pipe beiLei beam support structure to the increase of the degree of difficulty is organized in the cross construction of avoiding, and constructor's safety risk increases, to the unfavorable problem of construction progress control, entity quality control, construction risk control, construction cost control. In addition, the oppositely-pulled fixing frame, the oppositely-supported fixing frame and the movable bracket which can be conveniently detached are adopted to realize effective matching of the oppositely-pulled fixing frame, the oppositely-supported fixing frame and the movable bracket, so that the oppositely-pulled fixing frame, the oppositely-supported fixing frame and the movable bracket can be quickly fixed without tools, and the working efficiency is further improved.
Claims (10)
1. The utility model provides a cast-in-place roof beam support bracket convenient to quick installation which characterized in that includes: a bracing fixing unit (2) and a bracket (3);
the bracing fixing unit (2) is embedded in the upper part of the pier column (1);
the bracing fixing unit (2) comprises a transverse bracing fixing unit and a longitudinal bracing fixing unit, and the transverse bracing fixing unit is embedded along the length direction of the pier stud (1); the longitudinal bracing fixing unit is embedded along the width direction of the pier stud (1);
the transverse bracing fixing unit comprises two transverse opposite-bracing fixing frames (20) and a transverse opposite-bracing fixing frame (21);
the longitudinal bracing and fixing unit comprises two longitudinal opposite-bracing fixing frames (22) and a longitudinal opposite-bracing fixing frame (23);
the transverse split fixing frame (20) and the longitudinal split fixing frame (22) have the same structure, and both adopt closed-loop frame-shaped structures which are bent by reinforcing steel bars and welded end to end;
the transverse opposite-supporting fixing frame (21) and the longitudinal opposite-supporting fixing frame (23) are identical in structure and comprise opposite supporting rods, and opposite supporting boots are symmetrically and fixedly arranged at two ends of each opposite supporting rod;
the two transverse oppositely-pulling fixing frames (20) are arranged in parallel along the length direction of the pier stud (1); the middle part of the transverse opposite-pulling fixing frame (20) is buried in the pier stud (1), and two ends of the transverse opposite-pulling fixing frame (20) are exposed at two sides of the length direction of the pier stud (1);
the transverse opposite-supporting fixing frame (21) is embedded along the length direction of the pier stud (1) and is positioned below the transverse opposite-pulling fixing frame (20);
the two longitudinal oppositely-pulling fixing frames (22) are arranged in parallel along the width direction of the pier stud (1); the middle part of the longitudinal split fixing frame (22) is buried in the pier stud (1), and two ends of the longitudinal split fixing frame (22) are exposed at two sides of the pier stud (1) in the width direction;
the longitudinal opposite-supporting fixing frame (23) is embedded along the width direction of the pier stud (1) and is positioned below the longitudinal opposite-pulling fixing frame (22);
the bracket (3) comprises a transverse bracket (30) and a longitudinal bracket (31), and the transverse bracket (30) and the longitudinal bracket (31) have the same structure; the transverse bracket (30) is detachably connected with the transverse bracing fixing unit; the longitudinal bracket (31) is detachably connected with the longitudinal bracing fixing unit;
the longitudinal bracket (31) comprises a bracket beam (310), and a beam fixing plate (311) is vertically and fixedly arranged on one end face of the bracket beam (310);
the beam fixing plate (311) is of a rectangular plate structure, and the length direction of the beam fixing plate is parallel to the height direction of the bracket beam (310); the length of the beam fixing plate (311) is greater than the height of the bracket beam (310); an inclined strut (312) is fixedly arranged below the other end of the bracket cross beam (310), and an included angle is formed between the inclined strut (312) and the bracket cross beam (310), and is smaller than 60 degrees; the bottom end of the inclined strut (312) is fixedly provided with an inclined strut fixing plate (313), and the inclined strut fixing plate (313) is matched with the paired strut shoes.
2. The cast-in-place beam support bracket convenient to install quickly of claim 1, characterized in that:
the transverse opposite-supporting fixing frame (21) comprises transverse opposite-supporting rods (211) and transverse opposite-supporting shoes (210), and the transverse opposite-supporting rods (211) are made of strip steel;
the cross section of the transverse pair of supporting shoes (210) is of a C-shaped structure, the transverse pair of supporting rods (211) are welded at two ends of the transverse pair of supporting shoes (210), and openings of the transverse pair of supporting rods are opposite to each other;
the opening of the transverse pair of supporting shoes (210) is matched and corresponding to the inclined supporting fixing plate (313).
3. The cast-in-place beam support bracket convenient to install quickly of claim 2, characterized in that:
the transverse opposite-pulling fixing frame (20) comprises two longitudinal rods (200), and the two longitudinal rods (200) are arranged in parallel; three transverse rods (201) are fixedly arranged between the two longitudinal rods (200), the three transverse rods (201) are arranged in parallel, and the transverse rod (201) in the middle divides the closed-loop frame-shaped structure into a rotating window (202) and a limiting window (203); the rotating window (202) and the limiting window (203) are both rectangular window structures, and the width of the rotating window (202) is larger than that of the limiting window (203);
the two transverse oppositely pulling fixed frames (20) forming the transverse pulling and supporting fixed unit have the same structure but are different by 180 degrees along the length direction as an axis.
4. A cast-in-place beam support bracket to facilitate quick installation according to claim 3, wherein:
the bracket clamping block (4) can be movably placed on the transverse counter-pulling fixed frame (20) or the longitudinal counter-pulling fixed frame (22), and the bracket clamping block (4) comprises a transverse clamping block (40) and a longitudinal clamping block (41);
the transverse clamping blocks (40) and the longitudinal clamping blocks (41) have the same structure;
the longitudinal clamping block (41) comprises a clamping block connecting part (410), the clamping block connecting part (410) is of a square structure, a wedge-shaped clamping part (412) is fixedly arranged at the front end of the bottom of the clamping block connecting part, the cross section of the wedge-shaped clamping part (412) is of a triangular structure with a narrow lower part and a wide upper part, and the wedge-shaped clamping part (412) corresponds to the beam fixing plate (311);
the fixed commentaries on classics piece (411) that stops that is provided with in left side of chucking piece connecting portion (410), the piece (411) that stops is cubic plate block shape, and it can block and establish in the clearance between fixed frame (22) is fixed to crossbeam fixed plate (311) side and vertical split.
5. The cast-in-place beam support bracket convenient to install quickly of claim 4, characterized in that:
the right side of chucking piece connecting portion (410) still is provided with embraces tight piece (413), it is square column structure to embrace tight piece (413), its with the stopper piece (411) is parallel to each other, and with the clearance between the stopper piece (411) be greater than or equal to the width of crossbeam fixed plate (311).
6. The cast-in-place beam support bracket convenient to install quickly of claim 5, characterized in that:
an elongated slot (4110) is formed in the upper surface of the rotation stopping block (411), the elongated slot (4110) is parallel to the length direction of the clamping block connecting portion (410), and a plurality of elongated slots (4110) are arranged from top to bottom.
7. The cast-in-place beam support bracket convenient to install quickly of claim 5, characterized in that:
and rubber layers are respectively and fixedly arranged on the inner sides of the rotation stopping block (411) and the holding block (413) and are used for better clamping two sides of the beam fixing plate (311).
8. The cast-in-place beam support bracket convenient to install quickly of claim 6, characterized in that:
the bottom of the clamping block connecting part (410) is provided with a magnet groove, and the magnet groove is opposite to the wedge-shaped clamping part (412); and a permanent magnet (414) is fixedly arranged in the magnet groove.
9. The cast-in-place beam support bracket convenient to install quickly of claim 1, characterized in that:
the bracket (3) is formed by splicing I-shaped steel.
10. The cast-in-place beam support bracket convenient to install quickly of claim 1, characterized in that:
the transverse split fixing frame (20) and the longitudinal split fixing frame (22) are both made of reinforcing steel bars with diameters of 30-50 mm and circular structures on the cross sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210670871.9A CN114960447B (en) | 2022-06-15 | 2022-06-15 | Cast-in-situ beam support bracket convenient to install fast |
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| CN202210670871.9A CN114960447B (en) | 2022-06-15 | 2022-06-15 | Cast-in-situ beam support bracket convenient to install fast |
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| CN114960447B CN114960447B (en) | 2023-07-14 |
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|---|---|
| CN114960447B (en) | 2023-07-14 |
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