CN216196149U

CN216196149U - Prefabricated reinforced concrete slab stair component

Info

Publication number: CN216196149U
Application number: CN202122915349.6U
Authority: CN
Inventors: 王敏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-04-05
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a prefabricated reinforced concrete plate type stair component, and belongs to the field of plate type stair components. A prefabricated reinforced concrete slab type stair component comprises a bottom die, wherein a plurality of clamping grooves are respectively formed in two sides of the top of the bottom die at equal intervals in a linear mode, the bottom of the inner wall of the bottom die is fixedly provided with a baffle plate, the top of the inner wall of the bottom die is connected with a limit plate in a sliding way, a plurality of reinforcing steel bars are connected to one side of the limiting plate close to the outer side in a sliding manner at equal intervals in a linear manner, a fixing plate is fixedly arranged at the bottom of the inclined plane of the bottom die through bolts, the top of the inclined plane of the bottom die is fixedly provided with a connecting plate, a plurality of vertical plates are linearly arranged above the bottom die at equal intervals, a plurality of clamping grooves are arranged on the bottom die, the adjacent vertical plates and the top plate are fixed by the clamping plates, and the connecting plate and the fixing plate are respectively fixed with the top plate and the vertical plates by the clamping plates, thereby can be convenient for assemble and dismantle riser, roof, fixed plate and connecting plate, also be convenient for carry out moulding to the concrete slurry simultaneously.

Description

Prefabricated reinforced concrete slab stair component

Technical Field

The utility model relates to the field of plate type stair components, in particular to a prefabricated reinforced concrete plate type stair component.

Background

The slab stair refers to a cast-in-place reinforced concrete stair which is formed by bearing all loads of a stair section through stair section plates and transmitting the loads to platform beams at two ends. The plate stairway is considered as a plate. The stair structure is characterized in that two ends of a plate are placed on a boundary beam 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 building engineering, and the most common structures mainly comprise a three-way stair, a single-way stair, a double-way stair and the like. The steel plate has the advantages of simple stress and convenient construction in application.

The existing prefabricated reinforced concrete plate type stair component has some defects in the using process, for example, when the plate type stair component is assembled, the components are connected through screws, the assembling process is complex, and later-stage disassembly is not convenient.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The utility model aims to provide a prefabricated reinforced concrete plate type stair component to solve the problems in the background art.

2. Technical scheme

A prefabricated reinforced concrete slab type stair component comprises a bottom die, wherein a plurality of clamping grooves are respectively formed in two sides of the top of the bottom die at equal intervals in a linear mode, the bottom of the inner wall of the bottom die is fixedly provided with a baffle plate, the top of the inner wall of the bottom die is connected with a limit plate in a sliding way, a plurality of reinforcing steel bars are connected to one side of the limiting plate close to the outer side in a sliding manner at equal intervals in a linear manner, a fixing plate is fixedly arranged at the bottom of the inclined plane of the bottom die through bolts, the top of the inclined plane of the bottom die is fixedly provided with a connecting plate, a plurality of vertical plates are linearly arranged above the bottom die at equal intervals, the left side walls of the vertical plate and the connecting plate are respectively provided with a first fixing groove, the bottom of the vertical plate is fixedly provided with two clamping blocks in a front-back symmetrical structure, two side plates are fixedly arranged on the right side wall of the vertical plate in a front-back symmetrical structure, a top plate is fixedly arranged on the top of the vertical plate, fixed slot two has all been seted up to roof and fixed plate right side wall, the die block top is linear equidistant a plurality of cardboards that are equipped with.

Preferably, one end of the reinforcing steel bar close to the inner end is in inserted fit with the baffle.

Preferably, the clamping plate is respectively matched with the first fixing groove and the second fixing groove in an inserting manner.

Preferably, the bottoms of the clamping blocks are in inserting fit with the inner wall of the clamping groove, and the top plate is fixedly connected with the side plate.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

1. the vertical plate, the top plate, the fixing plate and the connecting plate are convenient to assemble and disassemble, and concrete slurry is convenient to shape at the same time.

2. The structure of the bottom die is improved, and the clamping blocks at the bottoms of the vertical plates are clamped with the clamping grooves by arranging the clamping grooves at the top of the bottom die, so that the vertical plates, the top plate and the bottom die can be connected more firmly.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic structural diagram of a limiting plate according to the present invention;

FIG. 4 is a schematic view of a partial body structure according to the present invention;

the reference numbers in the figures illustrate: 1. bottom die; 2. a card slot; 3. a baffle plate; 4. a limiting plate; 5. reinforcing steel bars; 6. a fixing plate; 7. a connecting plate; 8. a vertical plate; 9. a first fixing groove; 10. a clamping block; 11. a side plate; 12. a top plate; 13. a second fixing groove; 14. and (4) clamping the board.

Detailed Description

Referring to fig. 1-4, the present invention provides a technical solution:

a prefabricated reinforced concrete slab stair component comprises a bottom die 1, a plurality of clamping grooves 2 are respectively formed in two sides of the top of the bottom die 1 at linear equal intervals, a baffle 3 is fixedly arranged at the bottom of the inner wall of the bottom die 1, a limiting plate 4 is slidably connected to the top of the inner wall of the bottom die 1, a plurality of reinforcing steel bars 5 are slidably connected to one side, close to the outer side, of the limiting plate 4 at linear equal intervals, a fixing plate 6 is fixedly arranged at the bottom of the inclined surface of the bottom die 1 through bolts, a connecting plate 7 is fixedly arranged at the top of the inclined surface of the bottom die 1, a plurality of vertical plates 8 are linearly equal intervals above the bottom die 1, fixing grooves I9 are respectively formed in the left side walls of the vertical plates 8 and the connecting plate 7, two clamping blocks 10 are fixedly arranged at the bottoms of the vertical plates 8 in a front-back symmetrical structure, two side plates 11 are fixedly arranged at the right side walls of the vertical plates 8 in a front-back symmetrical structure, a top plate 12 is fixedly arranged at the top of the vertical plates 12 and the right side walls of the fixing plates 6, and a plurality of clamping plates 14 are linearly equal intervals; firstly, respectively placing a limiting plate 4 inside a bottom die 1, enabling a plurality of steel bars 5 to penetrate through the top of the limiting plate 4 and to be in splicing fit with a baffle 3, so as to fix the steel bars 5, fixing a fixing plate 6 on the bottom die 1 through bolts, respectively clamping fixture blocks 10 at the bottoms of a plurality of vertical plates 8 into clamping grooves 2, respectively inserting clamping plates 14 into fixing grooves two 13 and fixing grooves one 9 on the fixing plate 6 and adjacent vertical plates 8, so as to fix the fixing plate 6 and the adjacent vertical plates 8, fixing two adjacent top plates 12 and the vertical plates 8 through the clamping plates 14, finally fixing the top plate 12 at the top and a connecting plate 7, pouring concrete slurry into the bottom die 1 through a through groove at the top, and taking out the clamping plates 14 after the concrete slurry is formed; according to the device, the clamping grooves 2 are formed in the bottom die 1, the adjacent vertical plates 8 and the top plate 12 are fixed through the clamping plates 14, and meanwhile, the connecting plates 7 and the fixing plates 6 are fixed with the top plate 12 and the vertical plates 8 through the clamping plates 14, so that the vertical plates 8, the top plate 12, the fixing plates 6 and the connecting plates 7 can be assembled and disassembled conveniently, and meanwhile, concrete slurry can be molded conveniently; set up a plurality of draw-in grooves 2 at die block 1 top through the setting for the fixture block 10 and the 2 joints of draw-in groove of a plurality of risers 8 bottoms, thereby can make the connection between riser 8, roof 12 and the die block 1 more firm.

Specifically, one end of the steel bar 5 close to the inner end is in inserting fit with the baffle 3.

Further, the clamping plate 14 is respectively matched with the first fixing groove 9 and the second fixing groove 13 in an inserting manner.

Furthermore, the bottom of the clamping block 10 is in inserting fit with the inner wall of the clamping groove 2, and the top plate 12 is fixedly connected with the side plate 11.

The working principle is as follows: in the in-process that uses, at first, place limiting plate 4 inside die block 1 respectively, pass a plurality of reinforcing bars 5 from limiting plate 4 top, and peg graft the cooperation with baffle 3, thereby fix reinforcing bar 5, pass through bolt fastening with fixed plate 6 on die block 1, block 10 with a plurality of riser 8 bottoms card respectively into draw-in groove 2, through inserting fixed slot two 13 and fixed slot one 9 inside on fixed plate 6 and the adjacent riser 8 respectively with cardboard 14, thereby fix fixed plate 6 and adjacent riser 8, a plurality of cardboard 14 of rethread are fixed two adjacent roofs 12 and riser 8, it can to fix roof 12 and connecting plate 7 top at last, it can to pour into die block 1 inside through the logical groove at top with the concrete slurry, after the concrete slurry shaping, through taking out cardboard 14 can.

Claims

1. The utility model provides a prefabricated reinforced concrete slab stair component, includes die block (1), its characterized in that: the improved die block is characterized in that two sides of the top of the die block (1) are respectively linearly and equidistantly provided with a plurality of clamping grooves (2), the bottom of the inner wall of the die block (1) is fixedly provided with a baffle (3), the top of the inner wall of the die block (1) is slidably connected with a limiting plate (4), one side, close to the outer side, of the limiting plate (4) is linearly and equidistantly slidably connected with a plurality of reinforcing steel bars (5), the bottom of the inclined plane of the die block (1) is fixedly provided with a fixing plate (6) through bolts, the top of the inclined plane of the die block (1) is fixedly provided with a connecting plate (7), the upper side of the die block (1) is linearly and equidistantly provided with a plurality of vertical plates (8), the left side walls of the vertical plates (8) and the connecting plate (7) are respectively provided with a first fixing groove (9), the bottom of the vertical plates (8) is fixedly provided with two clamping blocks (10) in a front-back symmetrical structure, the right side wall of the vertical plates (8) is fixedly provided with two side plates (11) in a front-back symmetrical structure, riser (8) top has set firmly roof (12), fixed slot two (13) have all been seted up to roof (12) and fixed plate (6) right side wall, die block (1) top is linear equidistant and is equipped with a plurality of cardboard (14).

2. A prefabricated reinforced concrete stair component according to claim 1, wherein: one end of the reinforcing steel bar (5) close to the inner part is in splicing fit with the baffle (3).

3. A prefabricated reinforced concrete stair component according to claim 1, wherein: the clamping plate (14) is respectively matched with the first fixing groove (9) and the second fixing groove (13) in an inserting mode.

4. A prefabricated reinforced concrete stair component according to claim 1, wherein: the bottom of the clamping block (10) is in inserting fit with the inner wall of the clamping groove (2), and the top plate (12) is fixedly connected with the side plate (11).