CN111364663A - Steel truss floor support plate with bottom template convenient to disassemble - Google Patents

Steel truss floor support plate with bottom template convenient to disassemble Download PDF

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Publication number
CN111364663A
CN111364663A CN202010259290.7A CN202010259290A CN111364663A CN 111364663 A CN111364663 A CN 111364663A CN 202010259290 A CN202010259290 A CN 202010259290A CN 111364663 A CN111364663 A CN 111364663A
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CN
China
Prior art keywords
type
slat
steel
isosceles trapezoid
back timber
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Pending
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CN202010259290.7A
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Chinese (zh)
Inventor
何志强
雷红兵
杨文超
师圣杰
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Henan Lyujian Building Technology Co Ltd
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Henan Lyujian Building Technology Co Ltd
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Priority to CN202010259290.7A priority Critical patent/CN111364663A/en
Publication of CN111364663A publication Critical patent/CN111364663A/en
Pending legal-status Critical Current

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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
    • E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
    • E04B5/32—Floor structures wholly cast in situ with or without form units or reinforcements
    • 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
    • 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
    • E04C5/20—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups of material other than metal or with only additional metal parts, e.g. concrete or plastics spacers with metal binding wires
    • E04C5/201—Spacer blocks with embedded separate holding wire or clips
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G19/00—Auxiliary treatment of forms, e.g. dismantling; Cleaning devices

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)

Abstract

Conveniently dismantle steel truss building carrier plate of die block board, including the die block board, steel bar truss, the back timber, the bottom reinforcing bar, install and remove device and side butt joint plate fast, the bottom reinforcing bar welds in steel bar truss's the lower part left and right sides, the fixed top that sets up at steel bar truss along the fore-and-aft direction of back timber, install and remove the device along the even interval arrangement of fore-and-aft direction fast on the die block board, steel bar truss bottom and install and remove device upper portion fixed connection fast, the side butt joint plate is along the fixed left side bottom and the right side bottom that set up at the die block board of fore-and-aft direction, the location elongated slot has been seted up to the left surface of left side butt joint plate, the. The bottom formwork is not required to be supported by a steel pipe scaffold and profile steel, so that the construction procedures are reduced, the bottom formwork can be disassembled more conveniently and rapidly, the strength of the poured floor bearing plate is higher, the weight is lighter, the cost is lower, and the method is easy to popularize and apply in the market.

Description

Steel truss floor support plate with bottom template convenient to disassemble
Technical Field
The invention belongs to the technical field of construction engineering construction, and particularly relates to a steel truss floor bearing plate with a bottom template convenient to disassemble.
Background
The existing steel bar truss floor bearing plate is composed of steel bars, a truss and a floor bearing plate. The steel bar truss floor support plate has a series of technical advantages of high construction speed, easy control of construction quality, flexible structural arrangement and the like, the application range is also continuously expanded in the construction of steel structure engineering, and the steel bar truss floor support plate plays an important role in improving the construction quality, progress and cost benefit of the steel structure engineering. The die block board of steel bar truss building carrier plate is in the installation, and two adjacent die block boards need support at seam crossing, and current bearing structure adopts steel pipe scaffold and shaped steel to support, builds and supports and need more process and time, behind the concreting, still need demolish die block board, steel pipe scaffold shaped steel support, nevertheless is dismantling the process comparatively loaded down with trivial details, extravagant more manpower and time cost. In addition, the top beam of the truss is a square tube or a round tube, the upper end of the obliquely arranged support rib needs to be welded with the tube wall of the top beam, and for firm welding, the tube wall of the top beam needs to be thick, so that the whole floor bearing plate is heavy in weight and high in cost.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the steel truss floor support plate which does not need to support the bottom template, reduces the labor intensity of workers, has high construction efficiency, light weight and high strength and is convenient for disassembling the bottom template.
In order to solve the technical problems, the invention adopts the following technical scheme: the steel truss floor bearing plate convenient for disassembling the bottom template comprises the bottom template, a steel bar truss, a top beam and bottom steel bars, install and remove device and side butt joint plate fast, the die block, the steel bar truss, the length direction of back timber and bottom reinforcing bar is the fore-and-aft direction, the welding of bottom reinforcing bar is in the lower part left and right sides of steel bar truss, the top timber is along the fixed top that sets up at the steel bar truss of fore-and-aft direction, install and remove the device and the side butt joint plate all is provided with a plurality of fast, the even interval arrangement of a plurality of fast assembly and disassembly device along the fore-and-aft direction is on the die block, the operating end of fast assembly and disassembly device is located the die block below, steel bar truss bottom and the fixed connection of fast assembly and disassembly device upper portion, the side butt joint plate is along the fixed left side bottom and the right side bottom that sets up at the die block of fore-and-aft direction, the.
The quick assembling and disassembling device comprises an iron box and a cement cushion block, the T-shaped connecting rod and the wrench are characterized in that the iron box is rectangular, the cement cushion block is in a quadrangular pyramid shape with a large upper part and a small lower part, the upper part of the iron box is welded with the bottom of the steel bar truss, the lower surface of the iron box is in contact with the top of the cement cushion block, the lower surface of the iron box is fixedly connected with an L-shaped connecting rib integrally poured in the cement cushion block, the bottom of the iron box, the inside of the cement cushion block and the bottom template are provided with a long hole which is through from top to bottom, the T-shaped connecting rod comprises a transverse rod and a longitudinal rod, the upper part of the T-shaped connecting rod is horizontally arranged, the length of the transverse rod is smaller than that of the long hole in the horizontal direction and is larger than that of the long hole in the horizontal direction, the width of the transverse rod is smaller than that of the long hole in the horizontal direction, one end of the wrench is provided with a; the cross bar of the T-shaped connecting rod is upwards extended into the iron box from the lower part of the long hole, the horizontal rotating wrench is 0-90 degrees, the T-shaped connecting rod also rotates along with the horizontal rotating wrench, the V-shaped curved surface pressing structure is in compression joint with the bottom surface of the bottom template, and the lower part of the cross bar is in compression joint with the bottom of the iron box.
The shutoff of back timber both ends, the cross section of back timber is the open isosceles trapezoid structure in top, the length of the upper base of isosceles trapezoid structure is less than the length of going to the bottom, the first left L type of bending downwards again of the first right side top of isosceles trapezoid structure forms first left L type and strengthens the slat, the first right L type of bending downwards again of the first left side top of isosceles trapezoid structure forms first right L type and strengthens the slat, it has the clearance that is used for to the inside concreting of isosceles trapezoid structure to reserve between slat right side and the first right L type enhancement slat left side to first left L type.
The shutoff of back timber both ends, the cross section of back timber is the open isosceles trapezoid structure in bottom, the length of the upper base of isosceles trapezoid structure is less than the length of going to the bottom, the left waist bottom of isosceles trapezoid structure is bent upwards earlier right side again and is formed the left L type of second and strengthen the slat, the right waist bottom of isosceles trapezoid structure is bent upwards earlier left side again and is formed the right L type of second and strengthen the slat, the left L type of second is strengthened the slat right side and is reserved between the right L type of second and be used for to the inside clearance of concreting of isosceles trapezoid structure.
The shutoff of back timber both ends, the cross section of back timber is the open U type structure in top, and U type structure left side wall top bends downwards earlier right again and forms the left L type of third and strengthens the slat, and U type structure right side wall top bends downwards again earlier left and forms the right L type of third and strengthens the slat, and the left clearance that is used for to the inside concreting of U type structure that is reserved between the left side of the left L type of third and the right L type of third strengthens the slat left side.
The shutoff of back timber both ends, the cross section of back timber is the open U type structure in bottom, and U type structure left side wall bottom upwards bends earlier right again and forms the reinforcing slat of fourth left L type, and U type structure right side wall bottom upwards bends earlier left again and forms the reinforcing slat of fourth right L type, and the reservation has the clearance that is used for to the inside concreting of U type structure between the reinforcing slat left side of fourth left L type reinforcing slat right side and the reinforcing slat left side of fourth right L type.
By adopting the technical scheme, the steel bar truss, the top beam, the bottom steel bar and the iron box with the cement cushion block are welded into a whole in a factory, and then concrete or mortar is poured into the U-shaped structure or the isosceles trapezoid structure of the top beam. Open isosceles trapezoid structure in bottom and U type structure when concreting, make isosceles trapezoid structure's opening stretch into the thick liquid pond after 180 backs with the back timber upset, and thick liquid or concrete get into from the clearance, directly carry out the grout operation. The corresponding positions on the bottom template are provided with a plurality of long holes, a plurality of side butt joint plate blocks are fixedly connected to the bottom of the left side edge and the bottom of the right side edge of the bottom template, the bottom template can adopt a wood template or an aluminum template, the side butt joint plate blocks and the bottom template are made of the same material, and the bottom template and the side butt joint plate blocks can be integrally made.
During on-site construction, the bottom formworks are installed firstly, the bottom formworks are installed sequentially from left to right or from right to left, and the two adjacent bottom formworks are in butt joint and are in clamping fit with the adjacent positioning ribs through the positioning long grooves in the side butt joint blocks to realize butt joint and support between the bottom formworks. Then use the tower crane to hoist the steel bar truss as an organic whole that welds, the back timber, bottom reinforcing bar and take the iron box of cement cushion on the template of making perfect circles, cement cushion bottom and the upper surface contact of template, uncovered in the cement cushion corresponds from top to bottom with the slot hole on the template of making perfect circles, then hand wrench upwards stretches into the iron box with the horizontal pole of T type connecting rod by the lower part of slot hole in, horizontal rotation wrench 0-90, T type connecting rod is also followed rotatoryly, upwards press the wrench, V type curved surface compact structure and the crimping of template bottom surface, horizontal pole lower part and the crimping of iron box bottom, be connected as an organic whole with the template of making perfect circles according to this kind of mode of operation wrench. And then paving a reinforcing mesh and a threading pipe above the bottom template, finally pouring concrete on the upper surface of the bottom template, pouring the steel bar truss, the top beam, the bottom reinforcing steel bar, the iron box with the cement cushion block, the reinforcing mesh and the threading pipe into the concrete, and forming the steel truss floor bearing plate after solidification.
When the bottom template is disassembled, the wrench is pressed downwards, the V-shaped curved surface pressing structure is separated from the bottom surface of the bottom template, then the wrench is rotated for a certain angle, when the length direction of the transverse rod of the T-shaped connecting rod is consistent with the horizontal length direction of the long hole, the wrench is pulled downwards to separate the T-shaped connecting rod from the long hole, and then the bottom template is sequentially disassembled from left to right or from right to left (the positioning long groove on the side butt joint block is horizontally separated from the positioning ridge on the adjacent side butt joint block).
The wrench and the T-shaped connecting rod can be repeatedly used. The iron box and the cement cushion block are poured in the steel truss floor bearing plate, and the long hole at the bottom of the cement cushion block can be plugged by cement. The cement cushion block is in a quadrangular pyramid shape with a big top and a small bottom, so that the cement cushion block can be firmly solidified in the steel truss floor bearing plate to avoid falling off.
When the side butt joint plate is assembled on site, two adjacent bottom templates are correspondingly assembled in the positioning long groove through the positioning ribs, so that the two bottom templates are connected into a whole, and the connection strength of the two adjacent bottom templates can be ensured due to the high arrangement density of the side butt joint plates, and the stability of workers after standing construction and concrete pouring on the bottom templates is ensured.
The L-shaped reinforcing lath not only plays a role in reinforcing the strength of the top beam, but also plays a role in limiting concrete or mortar poured in the U-shaped structure or the isosceles trapezoid structure, and further enhances the connection strength with the concrete. The length of the upper bottom of the isosceles trapezoid structure is smaller than that of the lower bottom, so that concrete poured inside and the top beam can form a whole body easily when bearing pressure, and the compression resistance of the top beam is enhanced. Concrete or mortar is poured in advance in the top beam, so that the overall compressive strength of the steel bar truss can be improved, and the span of the floor bearing plate is larger.
In conclusion, the invention has novel design and compact structure, does not need to be provided with a steel pipe scaffold and profile steel to support the bottom template, reduces the construction procedures, can more conveniently and quickly disassemble the bottom template, has higher strength of the poured floor bearing plate, lighter weight and lower cost, and is easy to popularize and apply in the market.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic illustration of a first embodiment of the cross-section of FIG. 1;
FIG. 3 is a schematic view of a second embodiment of the cross-section of FIG. 1;
FIG. 4 is a schematic illustration of a third embodiment of the cross-section of FIG. 1;
FIG. 5 is a schematic illustration of a fourth cross-sectional embodiment of FIG. 1;
FIG. 6 is a side cross-sectional view of the quick release device of FIGS. 2-5;
fig. 7 is a sectional view a-a in fig. 6.
Detailed Description
The first embodiment is as follows: as shown in fig. 1, 2, 6 and 7, the steel truss floor deck convenient for detaching the bottom form according to the present invention includes a bottom form 1, a steel bar truss 2, a top beam 3, bottom steel bars 4, rapid assembling and disassembling devices 5 and side butt plate blocks 6, the length direction of the bottom form 1, the steel bar truss 2, the top beam 3 and the bottom steel bars 4 is the front-back direction, the bottom steel bars 4 are welded on the left and right sides of the lower part of the steel bar truss 2, the top beam 3 is fixedly arranged on the top of the steel bar truss 2 along the front-back direction, the rapid assembling and disassembling devices 5 and the side butt plate blocks 6 are respectively provided with a plurality of rapid assembling and disassembling devices 5 which are uniformly arranged on the bottom form 1 along the front-back direction at intervals, the operation end of the rapid assembling and disassembling device 5 is positioned below the bottom form 1, the bottom of the steel bar truss 2 is fixedly connected with the upper part of the rapid assembling and disassembling device 5, the left side surface of the left side butt joint plate block 6 is provided with a positioning elongated slot 7, and the right side surface of the right side butt joint plate block 6 is integrally provided with a positioning rib 8 matched with the positioning elongated slot 7.
The quick assembly and disassembly device 5 comprises an iron box 9, a cement cushion block 10, a T-shaped connecting rod 11 and a wrench 12, wherein the iron box 9 is cuboid, the cement cushion block 10 is in a quadrangular pyramid shape with a large upper part and a small lower part, the upper part of the iron box 9 is welded with the bottom of a steel bar truss 2, the lower surface of the iron box 9 is contacted with the top of the cement cushion block 10, the lower surface of the iron box 9 is fixedly connected with an L-shaped connecting rib 13 which is integrally poured in the cement cushion block 10, the bottom of the iron box 9, the inside of the cement cushion block 10 and a bottom template 1 are provided with a through slot 14, the T-shaped connecting rod 11 comprises a horizontal rod with a horizontally arranged upper part and a vertical rod with a vertically arranged lower part, the length of the horizontal rod is less than that of the slot 14 in the horizontal direction and is greater than that of the slot 14 in the horizontal direction, one end of the horizontal rod is less than that of the slot 14 in the horizontal direction, the upper part of one end of the wrench 12 with the U-shaped groove is provided with a V-shaped curved surface pressing structure 16 which is matched with the bottom template 1 in a compression joint way; the cross bar of the T-shaped connecting rod 11 is upwards extended into the iron box 9 from the lower part of the long hole 14, the wrench is horizontally rotated by 90 degrees, the T-shaped connecting rod 11 is also rotated along with the wrench 12, the V-shaped curved surface pressing structure 16 is in compression joint with the bottom surface of the bottom template 1, and the lower part of the cross bar is in compression joint with the bottom of the iron box 9.
3 both ends shutoff of back timber, the cross section of back timber 3 is the open isosceles trapezoid structure in top, the length of the upper base of isosceles trapezoid structure is less than the length of going to the bottom, the first left L type of bending downwards again of right side top of isosceles trapezoid structure forms first left L type and strengthens slat 17, the first right L type of bending downwards again of right side top of isosceles trapezoid structure forms first right L type and strengthens slat 18, it has the clearance that is used for to the inside concreting of isosceles trapezoid structure to reserve between slat 17 right side and the first right L type of strengthening slat 18 left side to first left L type.
Example two: as shown in fig. 3, the difference between this embodiment and the first embodiment is that two ends of the top beam 3 are sealed, the cross section of the top beam 3 is an isosceles trapezoid structure with an open bottom, the length of the upper bottom of the isosceles trapezoid structure is smaller than that of the lower bottom, the left waist bottom of the isosceles trapezoid structure is bent right and then upward to form a second left L-shaped reinforcing slat 19, and the right waist bottom of the isosceles trapezoid structure is bent left and then upward to form a second right L-shaped reinforcing slat 20.
Example three: as shown in fig. 4, the difference between this embodiment and the first embodiment is that two ends of the top beam 3 are blocked, the cross section of the top beam 3 is a U-shaped structure with an open top, the top of the left side wall of the U-shaped structure is bent rightward and then downward to form a third left L-shaped reinforcing slat 21, and the top of the right side wall of the U-shaped structure is bent leftward and then downward to form a third right L-shaped reinforcing slat 22.
Example four: as shown in fig. 5, the difference between this embodiment and the first embodiment is that two ends of the top beam 3 are blocked, the cross section of the top beam 3 is a U-shaped structure with an open bottom, the bottom of the left side wall of the U-shaped structure is bent rightward and upward to form a fourth left L-shaped reinforcing slat 23, and the bottom of the right side wall of the U-shaped structure is bent leftward and upward to form a fourth right L-shaped reinforcing slat 24.
Example five: the difference between this embodiment and the first embodiment is that the top beam 3 is made of steel bars, round steel tubes or rectangular steel tubes. When the top beam 3 is a steel bar, concrete or mortar does not need to be poured. When the top beam 3 adopts a round steel pipe or a rectangular steel pipe, the lower end of the steel pipe is blocked, slurry or concrete enters through the buckle at the upper end of the steel pipe, grouting operation is directly carried out, and the upper end opening of the steel pipe is blocked after the grouting operation is finished.
The working and using process of the invention is as follows: the steel bar truss 2, the top beam 3, the bottom steel bars 4 and the iron box 9 with the cement cushion blocks 10 are welded into a whole in a factory, and then concrete or mortar is poured into the U-shaped structure or the isosceles trapezoid structure of the top beam 3. Open isosceles trapezoid structure in bottom and U type structure when concreting, make isosceles trapezoid structure's opening stretch into the thick liquid pond after 3 upsets 180 backs with the back timber, and thick liquid or concrete get into in following the clearance, directly carry out the grout operation. The corresponding position on the bottom template 1 is provided with a plurality of long holes 14, a plurality of side butt joint plate blocks 6 are fixedly connected to the bottom of the left side edge and the bottom of the right side edge of the bottom template 1, the bottom template 1 can adopt a wood template or an aluminum template, the side butt joint plate blocks 6 are made of the same material as the bottom template 1, and the bottom template 1 and the side butt joint plate blocks 6 can be integrally manufactured.
During on-site construction, the bottom formworks 1 are installed firstly, the bottom formworks 1 are installed sequentially from left to right or from right to left, two adjacent bottom formworks 1 are in butt joint, and butt joint and support between the bottom formworks 1 are achieved through clamping and matching of the positioning long grooves 7 on the side butt joint blocks and the adjacent positioning ribs 8. Then, a tower crane is used for hoisting the steel bar truss 2, the top beam 3, the bottom steel bars 4 and the iron box 9 with the cement cushion blocks 10 which are welded into a whole onto the bottom formwork 1, the bottoms of the cement cushion blocks 10 are in surface contact with the upper surface of the bottom formwork 1, openings in the cement cushion blocks 10 correspond to the long holes 14 in the bottom formwork 1 up and down, then a hand-held wrench 12 is used for enabling the cross bars of the T-shaped connecting rods 11 to extend into the iron box 9 from the lower parts of the long holes 14 upwards, the wrench is rotated horizontally by 90 degrees, the T-shaped connecting rods 11 are rotated along with the rotation, the wrench 12 is pressed upwards, the V-shaped curved surface compression structure 16 is in compression joint with the bottom surface of the bottom formwork 1, the lower parts of the cross bars are in compression joint with the bottoms of the iron box. And then paving a reinforcing mesh and a threading pipe above the bottom template 1, and finally pouring concrete on the upper surface of the bottom template 1, wherein the reinforcing truss 2, the top beam 3, the bottom reinforcing steel bar 4, the iron box 9 with the cement cushion block 10, the reinforcing mesh and the threading pipe are all poured into the concrete, and the steel truss floor bearing plate is formed after solidification.
When the bottom formwork 1 is disassembled, the wrench 12 is pressed downwards, the V-shaped curved surface pressing structure 16 is separated from the bottom surface of the bottom formwork 1, then the wrench is rotated by 90 degrees, when the length direction of the transverse rod of the T-shaped connecting rod 11 is consistent with the horizontal length direction of the long hole 14, the wrench 12 is pulled downwards to separate the T-shaped connecting rod 11 from the long hole 14, and then the bottom formwork 1 is sequentially disassembled from left to right or from right to left (the positioning long groove 7 on the side butt joint block is horizontally separated from the positioning ridge 8 on the adjacent side butt joint block).
The wrench 12 and the T-shaped connecting rod 11 can be reused. The iron box 9 and the cement cushion block 10 are poured in the steel truss floor bearing plate, and the long hole 14 at the bottom of the cement cushion block 10 can be sealed by cement smearing. The cement cushion block 10 is in a quadrangular pyramid shape with a big top and a small bottom, so that the cement cushion block 10 can be firmly solidified in the steel truss floor bearing plate to avoid falling off.
When the invention is assembled on site, two adjacent bottom formworks 1 are correspondingly assembled in the positioning elongated slot 7 through the positioning ridge 8, so that the two bottom formworks 1 are connected into a whole, and the connection strength of the two adjacent bottom formworks 1 can be ensured due to the higher arrangement density of the side butt plate blocks 6, and the stability of workers after standing construction and concrete pouring on the bottom formworks 1 can be ensured.
The L-shaped reinforcing lath not only plays a role in reinforcing the strength of the top beam 3, but also plays a role in limiting concrete or mortar poured in the U-shaped structure or the isosceles trapezoid structure, and further enhances the connection strength with the concrete. The length of the upper bottom of the isosceles trapezoid structure is smaller than that of the lower bottom, so that concrete poured inside and the top beam 3 are easier to form a whole when bearing pressure, and the compression resistance of the top beam 3 is enhanced. Concrete or mortar is poured in advance in the top beam 3, so that the overall compressive strength of the steel bar truss 2 can be improved, and the span of the floor bearing plate is larger.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any way, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.

Claims (6)

1. Convenient steel truss building carrier plate of dismantling die block board, its characterized in that: comprises a bottom template, a steel bar truss, a top beam and bottom steel bars, install and remove device and side butt joint plate fast, the die block, the steel bar truss, the length direction of back timber and bottom reinforcing bar is the fore-and-aft direction, the welding of bottom reinforcing bar is in the lower part left and right sides of steel bar truss, the top timber is along the fixed top that sets up at the steel bar truss of fore-and-aft direction, install and remove the device and the side butt joint plate all is provided with a plurality of fast, the even interval arrangement of a plurality of fast assembly and disassembly device along the fore-and-aft direction is on the die block, the operating end of fast assembly and disassembly device is located the die block below, steel bar truss bottom and the fixed connection of fast assembly and disassembly device upper portion, the side butt joint plate is along the fixed left side bottom and the right side bottom that sets up at the die block of fore-and-aft direction, the.
2. The steel truss floor deck with the bottom die plate convenient to disassemble as claimed in claim 1, wherein: the quick assembling and disassembling device comprises an iron box and a cement cushion block, the T-shaped connecting rod and the wrench are characterized in that the iron box is rectangular, the cement cushion block is in a quadrangular pyramid shape with a large upper part and a small lower part, the upper part of the iron box is welded with the bottom of the steel bar truss, the lower surface of the iron box is in contact with the top of the cement cushion block, the lower surface of the iron box is fixedly connected with an L-shaped connecting rib integrally poured in the cement cushion block, the bottom of the iron box, the inside of the cement cushion block and the bottom template are provided with a long hole which is through from top to bottom, the T-shaped connecting rod comprises a transverse rod and a longitudinal rod, the upper part of the T-shaped connecting rod is horizontally arranged, the length of the transverse rod is smaller than that of the long hole in the horizontal direction and is larger than that of the long hole in the horizontal direction, the width of the transverse rod is smaller than that of the long hole in the horizontal direction, one end of the wrench is provided with a; the cross bar of the T-shaped connecting rod is upwards extended into the iron box from the lower part of the long hole, the horizontal rotating wrench is 0-90 degrees, the T-shaped connecting rod also rotates along with the horizontal rotating wrench, the V-shaped curved surface pressing structure is in compression joint with the bottom surface of the bottom template, and the lower part of the cross bar is in compression joint with the bottom of the iron box.
3. The steel truss floor deck with the bottom die plate convenient to disassemble as claimed in claim 1 or 2, wherein: the shutoff of back timber both ends, the cross section of back timber is the open isosceles trapezoid structure in top, the length of the upper base of isosceles trapezoid structure is less than the length of going to the bottom, the first left L type of bending downwards again of the first right side top of isosceles trapezoid structure forms first left L type and strengthens the slat, the first right L type of bending downwards again of the first left side top of isosceles trapezoid structure forms first right L type and strengthens the slat, it has the clearance that is used for to the inside concreting of isosceles trapezoid structure to reserve between slat right side and the first right L type enhancement slat left side to first left L type.
4. The steel truss floor deck with the bottom die plate convenient to disassemble as claimed in claim 1 or 2, wherein: the shutoff of back timber both ends, the cross section of back timber is the open isosceles trapezoid structure in bottom, the length of the upper base of isosceles trapezoid structure is less than the length of going to the bottom, the left waist bottom of isosceles trapezoid structure is bent upwards earlier right side again and is formed the left L type of second and strengthen the slat, the right waist bottom of isosceles trapezoid structure is bent upwards earlier left side again and is formed the right L type of second and strengthen the slat, the left L type of second is strengthened the slat right side and is reserved between the right L type of second and be used for to the inside clearance of concreting of isosceles trapezoid structure.
5. The steel truss floor deck with the bottom die plate convenient to disassemble as claimed in claim 1 or 2, wherein: the shutoff of back timber both ends, the cross section of back timber is the open U type structure in top, and U type structure left side wall top bends downwards earlier right again and forms the left L type of third and strengthens the slat, and U type structure right side wall top bends downwards again earlier left and forms the right L type of third and strengthens the slat, and the left clearance that is used for to the inside concreting of U type structure that is reserved between the left side of the left L type of third and the right L type of third strengthens the slat left side.
6. The steel truss floor deck with the bottom die plate convenient to disassemble as claimed in claim 1 or 2, wherein: the shutoff of back timber both ends, the cross section of back timber is the open U type structure in bottom, and U type structure left side wall bottom upwards bends earlier right again and forms the reinforcing slat of fourth left L type, and U type structure right side wall bottom upwards bends earlier left again and forms the reinforcing slat of fourth right L type, and the reservation has the clearance that is used for to the inside concreting of U type structure between the reinforcing slat left side of fourth left L type reinforcing slat right side and the reinforcing slat left side of fourth right L type.
CN202010259290.7A 2020-04-03 2020-04-03 Steel truss floor support plate with bottom template convenient to disassemble Pending CN111364663A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113250380A (en) * 2021-03-30 2021-08-13 章启光 Steel bar cushion block and template locking piece assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113250380A (en) * 2021-03-30 2021-08-13 章启光 Steel bar cushion block and template locking piece assembly

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