CN217420177U - Assembly type disassembly-free bottom die steel bar truss floor bearing plate - Google Patents
Assembly type disassembly-free bottom die steel bar truss floor bearing plate Download PDFInfo
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- CN217420177U CN217420177U CN202221488997.6U CN202221488997U CN217420177U CN 217420177 U CN217420177 U CN 217420177U CN 202221488997 U CN202221488997 U CN 202221488997U CN 217420177 U CN217420177 U CN 217420177U
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- steel bar
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- bottom die
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Abstract
The utility model discloses an assembly type disassembly-free bottom die steel bar truss floor support plate, including disassembly-free bottom die and steel bar truss, the steel bar truss is a plurality of and parallel arrangement, the steel bar truss includes two web member reinforcing bars of sinusoidal structure, and the upside of two web member reinforcing bars is close to each other and the downside is kept away from each other and is formed the triangle framework, and the upside handing-over department of two web member reinforcing bars is connected with last chord steel bar, the bottom of web member reinforcing bar is connected with the reinforcing bar net, the disassembly-free bottom die is formed by pouring fine stone concrete and the reinforcing bar net is embedded into the disassembly-free bottom die, and two web member reinforcing bars and disassembly-free bottom die department all are connected with last chord steel bar; the utility model has the advantages of no need of form removal, small number of bottom supports, manual installation, no post-cast strip, quick construction period, low cost and high construction quality; and the integral structure has light weight, large single transportation amount, large hoisting amount, convenient transportation and convenient transportation for workers to carry and transfer.
Description
Technical Field
The utility model relates to a building floor technical field, in particular to assembled exempt from to tear open die block steel bar truss building carrier plate.
Background
In the building engineering, the construction preparation method of the roof plate comprises the steps of formwork cast-in-place, galvanized bottom steel bar truss floor slab, PC laminated slab construction and cement fiberboard non-dismantling floor slab as a floor support plate for casting, wherein the formwork cast-in-place has the defects of large consumption of labor, templates and scaffolds, large material consumption, complex field construction and high construction cost; the galvanized bottom steel bar truss floor slab has the defects that the galvanized bottom steel bar truss floor slab is only suitable for steel structure structures such as steel structure plants and the like, is easy to rust, influences the service life and can generate condensed water; PC superimposed sheet shortcoming is the mill prefabrication, but low in production efficiency, and is with high costs, need many people's collaborative work installation, the workman, mechanical cost is high, and the concatenation is sealed the precision and is low, need mend and establish the post-cast strip, cement fiberboard dismantlement-free floor shortcoming is that post-cast concrete is connected loosely with cement fiberboard, cement fiberboard quality is uneven, the quality is uncontrollable, easy fracture, there is construction potential safety hazard, the bottom surface screw is pleasing to the eye, the later stage easily rusts, need the makeup, cause the piece many, the later stage is easy to split.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: provides a disassembly-free bottom die steel bar truss floor bearing plate which is convenient to use and low in manufacturing cost.
In order to solve the technical problem, the utility model discloses an exempt from to tear open die block and steel bar truss, steel bar truss is a plurality of and parallel arrangement, steel bar truss includes the web member reinforcing bar of two sinusoidal structures, and the upside of two web member reinforcing bars is close to each other and the downside keeps away from each other and forms the triangle framework, and the upside handing-over department of two web member reinforcing bars is connected with last chord steel, the bottom of web member reinforcing bar is connected with the reinforcing bar net, exempt from to tear open the die block and form and reinforcing bar net imbed in exempting from to tear open the die block by fine stone concrete placement, two the web member reinforcing bar all is connected with lower chord steel with exempt from to tear open die block handing-over department.
Preferably, the reinforcing mesh is connected with the wave trough position of the web member reinforcing bar, and when the reinforcing mesh is embedded into the non-dismantling bottom mould, part of the wave trough structure of the web member reinforcing bar is also embedded into the non-dismantling bottom mould.
Preferably, the steel bar support is welded at the same end of the upper chord steel bar, the lower chord steel bar and the steel bar grids.
Preferably, steel bar support includes horizontal muscle and indulges the muscle, horizontal muscle be two and respectively with two lower chord steel bars and reinforcing bar net welding, indulge the muscle and respectively with horizontal muscle and upper chord steel bar welding.
Preferably, the non-dismantling bottom die is provided with staggered groove bodies at two longitudinal sides for splicing and assembling adjacent non-dismantling bottom dies.
Preferably, the steel bar truss is connected with two lifting pieces which are symmetrically distributed on the steel bar truss.
Preferably, the lifting piece comprises a screw rod, the screw rod penetrates through the wave crest position of the web member steel bar of the steel bar truss, the screw rod is connected with two thread sleeves in a threaded manner, the thread sleeves are rotatably connected with shaft sleeves, the shaft sleeves are connected with lifting rings, the lifting rings penetrate through closed lifting ropes, and lifting hooks are arranged on the lifting ropes.
Preferably, the outer side wall of the threaded sleeve is provided with two limiting convex rings, and the shaft sleeve is located between the two limiting convex rings and used for ensuring that the shaft sleeve can rotate in a limiting mode.
Preferably, the screw rod and the web member reinforcing steel bar are detachably connected, so that the screw rod and the web member reinforcing steel bar can be conveniently detached in the later period.
The utility model has the advantages that: the utility model has the advantages of no need of form removal, small number of bottom supports, manual installation, no post-cast strip, quick construction period, low cost and high construction quality; and the integral structure has light weight, large single transportation amount, large hoisting amount, convenient transportation and convenient transportation for workers to carry and transfer.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the connection between the steel bar truss and the steel bar grid of the present invention;
fig. 3 is a schematic structural view of the lifting member of the present invention.
In the figure: 1. detaching-free bottom die; 2. web member reinforcing steel bars; 3. upper chord steel bars; 4. steel bar grids; 5. a lower chord steel bar; 6. a trough body; 7. transverse ribs; 8. longitudinal ribs; 9. a screw; 10. a threaded sleeve; 11. a shaft sleeve; 12. a hoisting ring; 13. lifting a lifting rope; 14. lifting a lifting hook; 15. and a limiting convex ring.
Detailed Description
The technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and all the directional indicators (such as upper, lower, left, right, front and rear … …) in the present invention are only used to explain the relative position relationship, motion condition, etc. of each component under a certain posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is also changed accordingly.
As shown in fig. 1-3, the embodiment provides a detachment-free bottom die steel bar truss floor support plate, which includes a detachment-free bottom die 1 and steel bar trusses, the steel bar trusses are arranged in three and parallel arrangements, and may also be arranged in five in a specific structure, according to specific circumstances, each steel bar truss includes two web member steel bars 2 with sinusoidal structures, upper sides of the two web member steel bars 2 are close to each other and lower sides of the two web member steel bars 2 are away from each other to form a triangular framework, upper chord steel bars 3 are connected at junctions of the upper sides of the two web member steel bars 2, steel bar grids 4 are connected at bottoms of all the web member steel bars 2, the detachment-free bottom die 1 is formed by pouring fine stone concrete, the steel bar grids 4 are embedded into the detachment-free bottom die 1, lower chord steel bars 5 are connected at junctions of the two web member steel bars 2 and the detachment-free bottom die 1, and polymer mortar and alkali-resistant glass fiber webs are laid on a bottom layer of a pre-prepared die by engineering mechanization, after pouring the fine aggregate concrete of certain thickness in the mould, put into the mould the steel bar truss that is connected with reinforcing bar net 4, continue to pour the fine aggregate concrete, form the die block 1 of exempting from to tear open until fine aggregate concrete completely wraps reinforcing bar net 4, form the floor support plate after maintenance, solidification, the vertical both sides of the die block 1 of exempting from to tear open are opened the cell body 6 that has crisscross setting for carry out the concatenation equipment to adjacent die block 1 of exempting from to tear open.
The reinforcing steel bar grids 4 are connected with the wave trough positions of the web member reinforcing steel bars 2, when the reinforcing steel bar grids 4 are embedded into the disassembly-free bottom die 1, part of wave trough structures of the web member reinforcing steel bars 2 are also embedded into the disassembly-free bottom die 1, the thickness of the disassembly-free bottom die 1 is 2-3cm, the thickness of the steel bar truss is 7-8cm, and the height of the web member reinforcing steel bars 2 embedded into the disassembly-free bottom die 1 is 0.5-1 cm.
Go up chord steel bar 3, lower chord steel bar 5 and reinforcing bar net 4 the same end welding have steel bar support, steel bar support includes horizontal muscle 7 and indulges muscle 8, horizontal muscle 7 be two and respectively with two lower chord steel bar 5 and reinforcing bar net 4 welding, indulge muscle 8 respectively with horizontal muscle 7 and the welding of last chord steel bar 3, make things convenient for the workman to carry the transportation to exempting from to tear open die block 1 through the steel bar support that sets up, horizontal muscle 7 can improve the joint strength of last chord steel bar 3 and lower chord steel bar 5 with setting up of indulging muscle 8 simultaneously.
As shown in fig. 1 and 3, be connected with on the steel bar truss and lift by crane the piece, it is two and symmetric distribution on the steel bar truss to lift by crane the piece, it includes screw rod 9 to lift by crane the piece, screw rod 9 passes 2 wave peak positions of steel bar truss's web member reinforcing bar, is equipped with the lifting point on screw rod 9, lifting point department threaded connection on screw rod 9 has two thread bush 10, threaded bush 10 is last swivelling joint has axle sleeve 11, be connected with rings 12, two on the axle sleeve 11 rings 12 have passed closed lifting rope 13, be equipped with lifting hook 14 on the lifting rope 13, the lateral wall of thread bush 10 is equipped with two spacing bellying rings 15, axle sleeve 11 is located between two spacing bellying rings 15 for guarantee that axle sleeve 11 can spacing rotation, screw rod 9 can dismantle with web member reinforcing bar 2 and be connected, the later stage of being convenient for demolish.
When lifting, the lifting equipment is hooked with the lifting hook 14 to pre-lift, the lifting position is adjusted by rotating the threaded sleeve 10 according to the inclination angle of the disassembly-free bottom die 1, so that the disassembly-free bottom die 1 can be lifted in a balanced manner, and in order to ensure that the lifting is stable, at least one lifting point is arranged on each screw rod 9, and when the wider disassembly-free bottom die 1 is lifted, the lifting points can be set to be two.
The utility model discloses a theory of operation: the method comprises the steps of pouring fine aggregate concrete, a steel bar truss and a steel bar grid 4 in a mold to form a disassembly-free bottom mold 1, welding steel bar supports at two ends of the disassembly-free bottom mold 1 after pouring is finished, then installing a hoisting piece on the disassembly-free bottom mold 1, transporting to a construction site, carrying out a hoisting process, overlapping two ends of the disassembly-free bottom mold 1 with a beam plate after hoisting, then dismantling the hoisting piece, and carrying out a next step of pouring.
The utility model has the advantages that: the form is not required to be disassembled, the number of bottom supports is small, the bottom supports can be manually installed, post-pouring belts are not needed, the construction period is short, and the manufacturing cost is low; and the integral structure has light weight, large single transportation amount, large hoisting amount, convenient transportation and convenient transportation for workers to carry and transfer.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides an assembly type exempts from to tear open die block steel bar truss building carrier plate, includes exempts from to tear open die block and steel bar truss, its characterized in that, steel bar truss is a plurality of and parallel arrangement, steel bar truss includes the web member reinforcing bar of two sinusoidal structures, and the upside of two web member reinforcing bars is close to each other and the downside keeps away from each other and forms the triangle framework, and the upside handing-over department of two web member reinforcing bars is connected with last chord steel bar, the bottom of web member reinforcing bar is connected with the reinforcing bar net, exempt from to tear open the die block and form and reinforcing bar net imbed in exempting from to tear open the die block, two the web member reinforcing bar all is connected with lower chord steel bar with exempt from to tear open die block department.
2. The fabricated disassembly-free bottom die steel bar truss floor deck according to claim 1, wherein the steel bar grids are connected to the valley positions of the web member steel bars, and when the steel bar grids are embedded in the disassembly-free bottom die, part of the valley structures of the web member steel bars are also embedded in the disassembly-free bottom die.
3. The fabricated disassembly-free bottom die steel bar truss floor deck as claimed in claim 1, wherein the steel bar supports are welded to the same ends of the upper chord steel bars, the lower chord steel bars and the steel bar grids.
4. The assembly type disassembly-free bottom die steel bar truss floor support plate as claimed in claim 3, wherein the steel bar support comprises two transverse bars and two longitudinal bars, the two transverse bars are respectively welded with the two lower chord steel bars and the two steel bar grids, and the longitudinal bars are respectively welded with the transverse bars and the upper chord steel bars.
5. The assembly disassembly-free bottom die steel bar truss floor support plate according to claim 1, wherein the disassembly-free bottom die is provided with grooves arranged in a staggered manner at two longitudinal sides for splicing and assembling adjacent disassembly-free bottom dies.
6. The assembly disassembly-free bottom die steel bar truss floor support plate according to claim 1, wherein two lifting pieces are connected to the steel bar truss and symmetrically distributed on the steel bar truss.
7. The assembly type disassembly-free bottom die steel bar truss floor bearing plate as claimed in claim 6, wherein the lifting piece comprises a screw rod, the screw rod penetrates through a peak position of a web member steel bar of the steel bar truss, two threaded sleeves are in threaded connection with the screw rod, a shaft sleeve is in rotary connection with the threaded sleeves, lifting rings are connected to the shaft sleeve, a closed lifting rope penetrates through the two lifting rings, and a lifting hook is arranged on the lifting rope.
8. The fabricated disassembly-free bottom die steel bar truss floor deck according to claim 7, wherein the outer side wall of the threaded sleeve is provided with two limiting convex rings, and the shaft sleeve is located between the two limiting convex rings.
9. The fabricated disassembly-free bottom die steel bar truss floor deck according to claim 7, wherein the screw is detachably connected with the web member steel bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221488997.6U CN217420177U (en) | 2022-06-15 | 2022-06-15 | Assembly type disassembly-free bottom die steel bar truss floor bearing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221488997.6U CN217420177U (en) | 2022-06-15 | 2022-06-15 | Assembly type disassembly-free bottom die steel bar truss floor bearing plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217420177U true CN217420177U (en) | 2022-09-13 |
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ID=83172270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221488997.6U Active CN217420177U (en) | 2022-06-15 | 2022-06-15 | Assembly type disassembly-free bottom die steel bar truss floor bearing plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217420177U (en) |
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2022
- 2022-06-15 CN CN202221488997.6U patent/CN217420177U/en active Active
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