CN220486916U - Stop device of prefabricated staircase connecting reinforcement - Google Patents
Stop device of prefabricated staircase connecting reinforcement Download PDFInfo
- Publication number
- CN220486916U CN220486916U CN202321926369.6U CN202321926369U CN220486916U CN 220486916 U CN220486916 U CN 220486916U CN 202321926369 U CN202321926369 U CN 202321926369U CN 220486916 U CN220486916 U CN 220486916U
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- prefabricated
- bottom plate
- plate
- stair
- reinforcing bar
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- 230000002787 reinforcement Effects 0.000 title claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 2
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 230000002262 irrigation Effects 0.000 claims 1
- 238000003973 irrigation Methods 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 abstract description 33
- 239000004567 concrete Substances 0.000 abstract description 17
- 239000004568 cement Substances 0.000 abstract description 16
- 238000007493 shaping process Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 238000007711 solidification Methods 0.000 abstract description 3
- 230000008023 solidification Effects 0.000 abstract description 3
- 239000011150 reinforced concrete Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
Landscapes
- Steps, Ramps, And Handrails (AREA)
Abstract
The utility model provides a limiting device for a prefabricated stair connecting steel bar, and relates to the technical field of prefabricated stair connecting steel bars. This stop device of prefabricated staircase connecting reinforcement includes prefabricated bottom plate, the inside sliding connection of prefabricated bottom plate has the reinforcing bar backup pad, a plurality of draw-in grooves have been seted up at the reinforcing bar backup pad top, two bar grooves have been seted up to the reinforcing bar backup pad bottom. This stop device of prefabricated staircase connecting reinforcement, cement concrete flows into after solidification shaping between prefabricated bottom plate top and the L shape stair prefabricated plate, demolish the bolt in proper order, after demolishing the bolt, upwards take out L shape stair prefabricated plate, pull out prefabricated bottom plate downwards again after L shape stair prefabricated plate takes out, and reinforcing bar backup pad and reinforcing bar body just wholly are buried inside cement concrete, play the effect that a intensity is strengthened to the stair, simple structure, prefabricated stair structure of assembled, conveniently demolish prefabricated stop device.
Description
Technical Field
The utility model relates to a limiting device, in particular to a limiting device for a prefabricated stair connecting steel bar, and belongs to the technical field of prefabricated stair connecting steel bars.
Background
The plate type stair is a cast-in-situ reinforced concrete stair which is supported by a stair section plate to bear the whole load of the stair section and transmits the load to platform beams at two ends. A plate stair is considered a stair as a plate. The stair structure is characterized in that two ends of the plate are placed on edge beams of a rest platform, and the rest platform is supported on a wall body. The stair structure is the most common one in the field of constructional engineering, and the most common structure mainly comprises three-running stairs, one-running stairs, two-running stairs and the like. The method has the advantages of simple stress and convenient construction in application.
The utility model discloses a precast reinforced concrete slab type stair component according to the utility model of patent number CN216196149U, and belongs to the field of slab type stair components. The utility model provides a precast reinforced concrete board formula stair component, includes the die block, die block top both sides are linear equidistant a plurality of draw-in grooves of having seted up respectively, die block inner wall bottom has set firmly the baffle, die block inner wall top sliding connection has the limiting plate, limiting plate is outside one side and is linear equidistant sliding connection has a plurality of reinforcing bars, die block inclined plane bottom has set firmly the fixed plate through the bolt, die block inclined plane top has set firmly the connecting plate, die block top is linear equidistant a plurality of risers that are equipped with, and this device is through setting up a plurality of draw-in grooves on the die block, fixes adjacent riser and roof through the cardboard, simultaneously, fixes connecting plate and fixed plate with roof and riser respectively through the cardboard to can be convenient for assemble and dismantle riser, roof, fixed plate and connecting plate, also be convenient for mould concrete slurry simultaneously.
The following problems exist in the above comparison document when prefabricating the stairs, when prefabricating and assembling the stairs, the structure is more complicated, and meanwhile, the prefabricated stairs are irrigated, the reinforced structure of the inner installation of the prefabricated plate is inconvenient to fuse with the prefabricated plate, and the strength reinforcing effect cannot be achieved.
Disclosure of Invention
(one) solving the technical problems
The utility model aims to solve the problems that the structure is complex when the prefabricated stairway is prefabricated and assembled, and the prefabricated stairway is irrigated, the steel bar structure arranged in the prefabricated plate is inconvenient to fuse with the prefabricated plate, and the strength reinforcing effect cannot be achieved.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme: stop device of prefabricated staircase connection reinforcing bar, including prefabricated bottom plate, the inside sliding connection of prefabricated bottom plate has the reinforcing bar backup pad, a plurality of draw-in grooves have been seted up at the reinforcing bar backup pad top, two bar grooves have been seted up to the reinforcing bar backup pad bottom, the inside joint of draw-in groove has a plurality of reinforcing bar bodies, the inside sliding connection of prefabricated bottom plate has a plurality of L shape stair prefabricated slabs, and is a plurality of L shape stair prefabricated slab one side is provided with fixed subassembly.
Preferably, the fixed subassembly includes two swash plates, two the swash plate sets up in prefabricated bottom plate both sides respectively, swash plate one side fixedly connected with a plurality of dead levers, dead lever sliding connection is inside L shape stair prefabricated plate, and it is spacing to conveniently carry out the shaping of stair through setting up L shape stair prefabricated plate.
Preferably, the fixing assembly further comprises four bolts, the bolts penetrate through the inclined plate to be in threaded connection with the prefabricated bottom plate, and the L-shaped stair prefabricated plate is convenient to install and fix through the bolts.
Preferably, square grooves are formed in two sides of the inside of the prefabricated bottom plate, sliding blocks are fixedly connected to two sides of the reinforcing steel bar supporting plate, the prefabricated bottom plate is slidably connected with the sliding blocks through the square grooves, and the prefabricated bottom plate can slide downwards conveniently after the prefabricated bottom plate is formed by stair pouring through the square grooves.
Preferably, two threaded holes are formed in two sides of the prefabricated bottom plate, the bolts are in threaded connection with the prefabricated bottom plate through the threaded holes, and the threaded holes are used for fixing the L-shaped stair prefabricated plate.
Preferably, a plurality of sliding grooves are formed in the top of the prefabricated bottom plate, the prefabricated bottom plate is slidably connected with the L-shaped stair prefabricated plate through the sliding grooves, and the L-shaped stair prefabricated plate can slide along the sliding grooves through the sliding grooves.
Preferably, a pouring opening is reserved between the first L-shaped stair prefabricated plate and the prefabricated bottom plate, and the two L-shaped stair prefabricated plates are in sealing contact.
The utility model provides a limiting device for connecting steel bars in a prefabricated staircase, which has the following beneficial effects:
1. this stop device of prefabricated staircase connecting reinforcement, through the clearance that produces between first L shape stair prefabricated plate one side and the prefabricated bottom plate, reserve the pouring mouth department to this and add cement concrete, cement concrete can flow into along prefabricated bottom plate inside this moment, after cement concrete flows into the solidification shaping between prefabricated bottom plate top and the L shape stair prefabricated plate, demolish the bolt in proper order this moment, after demolising the bolt, upwards take out L shape stair prefabricated plate, take out the prefabricated bottom plate downwards again after taking out L shape stair prefabricated plate, and reinforcing bar backup pad and reinforcing bar body just wholly are buried in cement concrete inside, play the effect that intensity was strengthened to the stair, and a structure is simple, prefabricated stairway structure of assembled, conveniently demolish prefabricated stop device.
2. This stop device of prefabricated staircase connecting reinforcement slides the slider along square groove inside, when the slider slides to prefabricated bottom plate bottom along square groove, the bar groove that has reserved between reinforcing bar backup pad and the prefabricated bottom plate this moment, and cement concrete can flow into between prefabricated bottom plate and the reinforcing bar backup pad along the bar groove, can carry out complete coverage simultaneously along reinforcing bar backup pad top, pre-buried to the reinforcing bar body, makes the inside pre-buried reinforcing bar body that has of stair, makes the stair more stable.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the swash plate according to the present utility model;
fig. 3 is a schematic structural view of the reinforcing bar body of the present utility model;
fig. 4 is a schematic structural view of the reinforcing bar support plate of the present utility model;
FIG. 5 is a schematic view of a slider according to the present utility model.
In the figure: 1. prefabricating a bottom plate; 2. a reinforcing steel bar supporting plate; 3. a clamping groove; 4. a bar-shaped groove; 5. a reinforcing steel bar body; 6. l-shaped stair precast slabs; 7. a sloping plate; 8. a fixed rod; 9. a bolt; 10. a slide block; 11. a square groove; 12. a chute; 13. and (3) a threaded hole.
Detailed Description
The embodiment of the utility model provides a limiting device for connecting steel bars in a prefabricated staircase.
Please refer to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, including prefabricated bottom plate 1, prefabricated bottom plate 1 inside sliding connection has reinforcing bar backup pad 2, a plurality of draw-in grooves 3 have been seted up at reinforcing bar backup pad 2 top, two bar grooves 4 have been seted up at reinforcing bar backup pad 2 bottom, the inside joint of draw-in groove 3 has a plurality of reinforcing bar bodies 5, prefabricated bottom plate 1 inside sliding connection has a plurality of L shape stair prefabricated slab 6, a plurality of L shape stair prefabricated slab 6 one side is provided with fixed subassembly, prefabricated bottom plate 1 inside both sides have all seted up square groove 11, reinforcing bar backup pad 2 both sides all fixedly connected with slider 10, through square groove 11 sliding connection between prefabricated bottom plate 1 and the slider 10, be used for after stair watering shaping through setting up square groove 11, make things convenient for prefabricated bottom plate 1 to slide downwards, a plurality of spouts 12 have been seted up at prefabricated bottom plate 1 top, through spout 12 sliding connection between prefabricated bottom plate 1 and the L shape stair prefabricated slab 6, through setting up spout 12 and be used for making L shape prefabricated slab 6 slide along spout 12, reserve between first L shape stair prefabricated slab 6 and prefabricated bottom slab 1, sealed contact between two L shape prefabricated slab 6.
Specifically, when using this prefabricated staircase stop device, at first support prefabricated bottom plate 1, then slide slider 10 along square groove 11 inside, when slider 10 slides along square groove 11 to prefabricated bottom plate 1 bottom, the bar groove 4 that has reserved between reinforcing bar backup pad 2 and the prefabricated bottom plate 1 this moment, cement concrete can flow into between prefabricated bottom plate 1 and the reinforcing bar backup pad 2 along bar groove 4, can carry out complete coverage simultaneously along reinforcing bar backup pad 2 top, pre-buried reinforcing bar body 5, make the inside pre-buried reinforcing bar body 5 that has of stair, make the stair more stable.
Please refer to fig. 1, fig. 2, fig. 3 and fig. 5 again, fixed subassembly includes two swash plates 7, two swash plates 7 set up respectively in prefabricated bottom plate 1 both sides, swash plate 7 one side fixedly connected with a plurality of dead levers 8, dead lever 8 sliding connection is inside L shape stair prefabricated plate 6, it is spacing to conveniently carry out the shaping of stair through setting up L shape stair prefabricated plate 6, fixed subassembly still includes four bolts 9, bolt 9 runs through swash plate 7 and prefabricated bottom plate 1 threaded connection, be convenient for install fixedly L shape stair prefabricated plate 6 through setting up bolt 9, two screw holes 13 have all been seted up to prefabricated bottom plate 1 both sides, through screw hole 13 threaded connection between bolt 9 and the prefabricated bottom plate 1, be used for fixing L shape stair prefabricated plate 6 through setting up screw hole 13.
Specifically, after the installation of reinforcing bar backup pad 2 is finished, can be this moment with L shape stair prefabricated plate 6 bottom along spout 12 card income prefabricated bottom plate 1 top, after all L shape stair prefabricated plates 6 all block into in proper order, can aim at the round hole that L shape stair prefabricated plate 6 one side was reserved this moment with dead lever 8 on the swash plate 7, insert the round hole inside to dead lever 8, at this moment, it is fixed L shape stair prefabricated plate 6 to aim at screw hole 13 again to bolt 9, after fixing all L shape stair prefabricated plates 6, can be this moment through the clearance that produces between first L shape stair prefabricated plate 6 one side and the prefabricated bottom plate 1, add cement concrete to this reservation pouring gate department, this moment cement concrete can flow into along prefabricated bottom plate 1 inside, after the cement concrete flows into the prefabricated bottom plate 1 top and the solidification shaping between L shape stair prefabricated plate 6, at this moment demolishs bolt 9 in proper order, after demolishing bolt 9, can upwards take out L shape stair prefabricated plate 6 this moment, pull out bottom plate 1 downwards again after L shape stair prefabricated plate 6 is taken out, and cement concrete is drawn out by a prefabricated plate 2, and cement concrete is just prefabricated plate 5 has the effect of a simple structure, and the whole prefabricated structure is removed, the reinforcement structure is convenient, the prefabricated structure is realized.
Working principle: after all L-shaped stair prefabricated slabs 6 are clamped in sequence, fixing rods 8 on inclined plates 7 can be aligned with round holes reserved on one side of the L-shaped stair prefabricated slabs 6 at the moment, the fixing rods 8 are inserted into the round holes, bolts 9 are aligned with threaded holes 13 at the moment, the L-shaped stair prefabricated slabs 6 are fixed through the bolts 9, after all L-shaped stair prefabricated slabs 6 are fixed, cement concrete can be added into reserved pouring openings through gaps generated between one side of a first L-shaped stair prefabricated slab 6 and the prefabricated bottom plate 1, at the moment, the cement concrete can flow in along the inside of the prefabricated bottom plate 1, and after the cement concrete flows into the space between the top of the prefabricated bottom plate 1 and the L-shaped stair prefabricated slabs 6 for curing and forming, the bolts 9 are removed at the moment.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. Stop device of prefabricated staircase connecting reinforcement, including prefabricated bottom plate (1), its characterized in that: the novel prefabricated steel bar prefabricated slab is characterized in that the prefabricated bottom plate (1) is internally connected with the steel bar supporting plate (2) in a sliding manner, a plurality of clamping grooves (3) are formed in the top of the steel bar supporting plate (2), two strip-shaped grooves (4) are formed in the bottom of the steel bar supporting plate (2), a plurality of steel bar bodies (5) are clamped inside the clamping grooves (3), a plurality of L-shaped stair prefabricated slabs (6) are connected inside the prefabricated bottom plate (1) in a sliding manner, and a plurality of fixing assemblies are arranged on one side of each L-shaped stair prefabricated slab (6).
2. The spacing device for connecting bars of a prefabricated staircase according to claim 1, characterized in that: the fixing assembly comprises two inclined plates (7), the two inclined plates (7) are respectively arranged on two sides of the prefabricated bottom plate (1), one side of each inclined plate (7) is fixedly connected with a plurality of fixing rods (8), and the fixing rods (8) are slidably connected inside the L-shaped stair prefabricated plate (6).
3. The spacing device for connecting bars of a prefabricated staircase according to claim 2, characterized in that: the fixing assembly further comprises four bolts (9), and the bolts (9) penetrate through the inclined plate (7) and are in threaded connection with the prefabricated bottom plate (1).
4. The spacing device for connecting bars of a prefabricated staircase according to claim 1, characterized in that: square grooves (11) are formed in two sides of the inside of the prefabricated bottom plate (1), sliding blocks (10) are fixedly connected to two sides of the reinforcing steel bar supporting plate (2), and the prefabricated bottom plate (1) is slidably connected with the sliding blocks (10) through the square grooves (11).
5. A stop device for a prefabricated stairway connecting bar according to claim 3, characterised in that: two threaded holes (13) are formed in two sides of the prefabricated bottom plate (1), and the bolts (9) are in threaded connection with the prefabricated bottom plate (1) through the threaded holes (13).
6. The spacing device for connecting bars of a prefabricated staircase according to claim 1, characterized in that: a plurality of sliding grooves (12) are formed in the top of the prefabricated bottom plate (1), and the prefabricated bottom plate (1) is connected with the L-shaped stair prefabricated plate (6) in a sliding mode through the sliding grooves (12).
7. The spacing device for connecting bars of a prefabricated staircase according to claim 1, characterized in that: an irrigation port is reserved between the first L-shaped stair prefabricated plate (6) and the prefabricated bottom plate (1), and the two L-shaped stair prefabricated plates (6) are in sealing contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321926369.6U CN220486916U (en) | 2023-07-21 | 2023-07-21 | Stop device of prefabricated staircase connecting reinforcement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321926369.6U CN220486916U (en) | 2023-07-21 | 2023-07-21 | Stop device of prefabricated staircase connecting reinforcement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220486916U true CN220486916U (en) | 2024-02-13 |
Family
ID=89830621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321926369.6U Active CN220486916U (en) | 2023-07-21 | 2023-07-21 | Stop device of prefabricated staircase connecting reinforcement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220486916U (en) |
-
2023
- 2023-07-21 CN CN202321926369.6U patent/CN220486916U/en active Active
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