CN217581378U - Edge protection guardrail structure of externally-mounted clamping assembly type concrete stair - Google Patents
Edge protection guardrail structure of externally-mounted clamping assembly type concrete stair Download PDFInfo
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- CN217581378U CN217581378U CN202221084582.2U CN202221084582U CN217581378U CN 217581378 U CN217581378 U CN 217581378U CN 202221084582 U CN202221084582 U CN 202221084582U CN 217581378 U CN217581378 U CN 217581378U
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Abstract
The invention discloses an edge-facing guard rail structure of an external clamping assembly type concrete stair, which realizes convenient assembly and disassembly of guard rails on a finished concrete shaped stair without embedding bolts or drilling; designing inverted F-shaped clamping seats, taking two inverted F-shaped clamping seats, clamping one inverted F-shaped clamping seat on the uppermost step plate of the stair and clamping the other inverted F-shaped clamping seat on the lowermost step plate of the stair from the outer side of the edge of the poured shaped concrete stair; the steel pipe inserting columns are fixedly arranged at the inner side ends of the inverted F-shaped clamping seats, the integral guard rail is inserted into the two steel pipe inserting columns, so that the installation of the edge-facing guard rail can be conveniently completed, the foot attaching plates are movably placed in the U-shaped grooves formed by the steel pipe inserting columns and the vertical upright columns of the inverted F-shaped clamping seats, the blocks of stones and sundries on stair steps are realized, and the sundries are prevented from falling along the stair steps; all components can be reused.
Description
Technical Field
The invention relates to a cast-in-place concrete stair, in particular to a construction protective guard machine arranged on the adjacent hollow edge of the cast-in-place concrete stair and an installation and disassembly method thereof.
Background
In the construction of the main body structure of the reinforced concrete shear wall frame, the poured shaped staircases are arranged on the floors of the poured main body structure, and constructors need to go upstairs and downstairs through the poured shaped staircases frequently to perform related construction operation; in order to realize safe construction, temporary protective guards must be arranged on the adjacent edges of all the shaped staircases so as to achieve the purpose of ensuring the safety of constructors; in prior art, design stair face frontier defense guardrail, generally adopt steel pipe and connection fastener to carry out the overlap joint and constitute, face frontier defense guardrail setting on the base anchor, the base anchor is through marking time pre-buried bolt on stair, perhaps through marking time the bolt hole of drilling on the floor, realize with concrete stair's fixed, this kind faces frontier defense guardrail's fixed mode and has the defect of destroying concrete stair and marking time, in addition, it is long time consuming to still have to set up to face frontier defense guardrail, the rail guard is dismantled inconveniently, the problem that the pipe fitting reuse rate that pulls down is low.
Disclosure of Invention
The utility model provides an it constructs to adorn frontier defense guardrail of clamping assembled concrete stair outward, has realized on the concrete design stair of accomplishing, avoids under buried bolt in advance or the drilling condition, can realize the convenient of rail guard and install and remove.
The invention solves the technical problems by the following technical scheme:
the general concept of the invention is: designing inverted F-shaped clamping seats, taking two inverted F-shaped clamping seats, clamping one inverted F-shaped clamping seat on the uppermost step plate of the stair and clamping the other inverted F-shaped clamping seat on the lowermost step plate of the stair from the outer side of the edge of the poured shaped concrete stair; the steel pipe inserting columns are fixedly arranged at the inner side ends of the inverted F-shaped clamping seats, the whole guard rail is inserted into the two steel pipe inserting columns, the installation of the edge protection guard rail can be conveniently completed, the foot attaching plates are movably placed in U-shaped grooves formed by the steel pipe inserting columns and the vertical upright columns of the inverted F-shaped clamping seats, blocks of stones and sundries on stair steps are realized, and the sundries are prevented from falling along the stair steps.
A limb guardrail structure of an externally-mounted clamping assembly type concrete stair comprises an inverted F-shaped clamping seat, a # -shaped guardrail and a poured shaped concrete stair, wherein a top thread screwed through hole with internal threads is formed in a bottom transverse plate of the inverted F-shaped clamping seat, a top thread is screwed in the top thread screwed through hole, a steel pipe connecting and inserting column in the vertical direction is fixedly arranged at the outer side end of a middle transverse plate of the inverted F-shaped clamping seat, and a U-shaped groove is formed between the steel pipe connecting and inserting column and a vertical upright rod of the inverted F-shaped clamping seat; the inverted F-shaped clamping seat is arranged on the outer side of the edge of the lowest step plate of the poured shaped concrete stair, the outer side end of the edge of the lowest step plate is clamped between the middle transverse plate of the inverted F-shaped clamping seat and the bottom transverse plate of the inverted F-shaped clamping seat, and the upper end of the jackscrew is abutted to the lower bottom surface of the lowest step plate; the shaping concrete stair top end step plate face limit outside end, the joint has another shape of falling F clamping holder, and the structure of another shape of falling F clamping holder is the same completely with the structure of shape of falling F clamping holder, and the steel pipe joint on the shape of falling F clamping holder inserts between the post and another steel pipe joint on another shape of falling F clamping holder, is provided with groined type rail guard.
Two vertical upright posts on the # -shaped guard railing are both steel pipes, and the steel pipes are movably inserted on the steel pipe insertion posts; a foot sticking plate is movably arranged between the U-shaped groove of the inverted F-shaped clamping seat and the other U-shaped groove on the other inverted F-shaped clamping seat.
A method for installing and dismantling a near-edge guardrail of an externally-mounted clamping assembly type concrete pouring stair comprises an inverted F-shaped clamping seat, a # -shaped guardrail and a poured shaped concrete stair; the inverted F-shaped clamping seat is formed by splicing a bottom transverse plate, a middle transverse plate and a vertical upright rod into an inverted F shape, a jackscrew bolt connecting through hole with internal threads is arranged on the bottom transverse plate of the inverted F-shaped clamping seat, a jackscrew is in bolt connection in the jackscrew bolt connecting through hole, and a steel pipe connecting and inserting column in the vertical direction is fixedly arranged at the outer side end of the middle transverse plate of the inverted F-shaped clamping seat; the method is characterized by comprising the following steps:
firstly, clamping an inverted F-shaped clamping seat on the outer side end of the adjacent edge of the lowermost step plate from the outer side of the adjacent edge of the shaped concrete stair, namely clamping the outer side end of the adjacent edge of the lowermost step plate between a middle transverse plate of the inverted F-shaped clamping seat and a bottom transverse plate of the inverted F-shaped clamping seat, and rotating a jackscrew to enable the upper end of the jackscrew to be abutted to the lower bottom surface of the lowermost step plate;
secondly, clamping the other inverted F-shaped clamping seat with the structure completely identical to that of the inverted F-shaped clamping seat on the outer side of the adjacent edge of the shaped concrete stair, and rotating the other jackscrew on the other inverted F-shaped clamping seat to enable the upper end of the other jackscrew to be abutted against the lower bottom surface of the uppermost step plate;
and thirdly, sleeving the # -shaped guard rail between the steel pipe connection inserting column on the inverted F-shaped clamping seat and the other steel pipe connection inserting column on the other inverted F-shaped clamping seat, thereby completing the installation of the adjacent side guard rail.
A foot sticking plate is movably arranged between the U-shaped groove of the inverted F-shaped clamping seat and the other U-shaped groove on the other inverted F-shaped clamping seat.
The protective guard is in a clamping connection mode, a connecting piece does not need to be embedded, bolt holes do not need to be drilled in the stair steps, the protective guard can be installed, the structure of the concrete stair is protected, the installation and the disassembly are convenient, and all components can be reused.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of an inverted F clip base 1 of the present invention;
fig. 3 is a matching relation diagram between the shaped concrete stair 2 and two inverted-F-shaped clamping seats.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings:
an edge-approaching guardrail structure of an externally-mounted clamping assembly type concrete stair comprises an inverted F-shaped clamping seat 1, a # -shaped guardrail 7 and a poured shaped concrete stair 2, wherein a jackscrew bolt connection through hole 3 with internal threads is formed in a transverse plate at the bottom end of the inverted F-shaped clamping seat 1, a jackscrew 4 is in bolt connection with the jackscrew bolt connection through hole 3, a steel pipe plug-in post 5 in the vertical direction is fixedly arranged at the outer side end of a middle transverse plate of the inverted F-shaped clamping seat 1, and a U-shaped groove 6 is formed between the steel pipe plug-in post 5 and a vertical upright rod of the inverted F-shaped clamping seat 1; the inverted F-shaped clamping seat 1 is arranged on the outer side of the edge of the bottommost step plate of the poured shaped concrete stair 2, the outer side end of the edge of the bottommost step plate is clamped between a middle transverse plate of the inverted F-shaped clamping seat 1 and a bottom transverse plate of the inverted F-shaped clamping seat 1, and the upper end of a jackscrew 4 is abutted to the lower bottom surface of the bottommost step plate; the shaping concrete stair 2 is characterized in that the outer end of the uppermost end tread plate adjacent to the edge is connected with another inverted F-shaped clamping seat in a clamped mode, the structure of the other inverted F-shaped clamping seat is identical to that of the inverted F-shaped clamping seat 1, and a # -shaped protective guard 7 is arranged between the steel pipe connecting inserting column 5 on the inverted F-shaped clamping seat 1 and the other steel pipe connecting inserting column on the other inverted F-shaped clamping seat.
Two vertical upright posts on the # -shaped protective fence 7 are both steel pipes, and the steel pipes are movably inserted on the steel pipe insertion posts; a foot sticking plate 8 is movably arranged between the U-shaped groove 6 of the inverted F-shaped clamping seat 1 and the other U-shaped groove on the other inverted F-shaped clamping seat.
A mounting and dismounting method for an outer clamping assembly type concrete pouring stair face edge guard rail comprises an inverted F-shaped clamping seat 1, a # -shaped guard rail 7 and a poured shaped concrete stair 2; the inverted F-shaped clamping holder 1 is formed by splicing a bottom transverse plate, a middle transverse plate and a vertical upright rod into an inverted F shape, a jackscrew bolt connection through hole 3 with internal threads is formed in the bottom transverse plate of the inverted F-shaped clamping holder 1, a jackscrew 4 is in bolt connection in the jackscrew bolt connection through hole 3, and a steel pipe inserting column 5 in the vertical direction is fixedly arranged at the outer side end of the middle transverse plate of the inverted F-shaped clamping holder 1; the method is characterized by comprising the following steps:
firstly, clamping an inverted F-shaped clamping seat 1 on the outer side end of the adjacent edge of a lowermost step plate from the outer side of the adjacent edge of a shaped concrete stair 2, namely clamping the outer side end of the adjacent edge of the lowermost step plate between a middle transverse plate of the inverted F-shaped clamping seat 1 and a bottom transverse plate of the inverted F-shaped clamping seat 1, and rotating a jackscrew 4 to enable the upper end of the jackscrew 4 to be abutted to the lower bottom surface of the lowermost step plate;
secondly, clamping the other inverted F-shaped clamping seat with the structure completely same as that of the inverted F-shaped clamping seat 1 on the outer side of the edge of the shaped concrete stair 2, and rotating the other jackscrew on the other inverted F-shaped clamping seat to enable the upper end of the other jackscrew to be abutted against the lower bottom surface of the uppermost step plate;
thirdly, sleeving the # -shaped protective fence 7 between the steel pipe connecting and inserting column 5 on the inverted F-shaped clamping seat 1 and another steel pipe connecting and inserting column on another inverted F-shaped clamping seat, thereby completing the installation of the adjacent side protection guardrail;
when the adjacent edge guard rail needs to be disassembled, the # -shaped guard rail 7 is lifted upwards to be separated from the two steel pipe inserting columns, then the two jackscrews are unscrewed, and the two inverted F-shaped clamping seats are pulled out from the stair steps in the outer direction of the adjacent edge and taken down; the # -shaped guard rail 7 can also perform binding connection work of the transverse rod after two vertical steel pipes are inserted into the steel pipe insertion column 5.
A foot sticking plate 8 is movably arranged between the U-shaped groove 6 of the inverted F-shaped clamping seat 1 and the other U-shaped groove on the other inverted F-shaped clamping seat; the foot sticking plate 8 seals the outer side end of each step of the stair, so that sundries on the stair are prevented from falling.
Claims (2)
1. An outer clamping assembly type concrete stair face frontier defense guardrail structure comprises an inverted F-shaped clamping seat (1), a # -shaped guardrail (7) and a poured shaped concrete stair (2), and is characterized in that a jackscrew thread connection through hole (3) with internal threads is formed in a bottom transverse plate of the inverted F-shaped clamping seat (1), a jackscrew (4) is in thread connection with the jackscrew thread connection through hole (3), a steel pipe inserting column (5) in the vertical direction is fixedly arranged at the outer side end of a middle transverse plate of the inverted F-shaped clamping seat (1), and a U-shaped groove (6) is formed between the steel pipe inserting column (5) and a vertical upright rod of the inverted F-shaped clamping seat (1); the inverted F-shaped clamping seat (1) is arranged on the outer side of the edge of the bottommost step plate of the poured shaped concrete stair (2), the outer side end of the edge of the bottommost step plate is clamped between a middle transverse plate of the inverted F-shaped clamping seat (1) and a bottom transverse plate of the inverted F-shaped clamping seat (1), and the upper end of the jackscrew (4) is abutted to the lower bottom surface of the bottommost step plate; the shaping concrete stair (2) is characterized in that the outer end of the edge of the uppermost step plate of the shaping concrete stair is connected with another inverted-F-shaped clamping seat in a clamped mode, the structure of the other inverted-F-shaped clamping seat is identical to that of the inverted-F-shaped clamping seat (1), and a # -shaped protective guard (7) is arranged between a steel pipe connecting and inserting column (5) on the inverted-F-shaped clamping seat (1) and another steel pipe connecting and inserting column on the other inverted-F-shaped clamping seat.
2. The structure of the outer-mounted clamping assembly type concrete stair fronting edge guard rail as claimed in claim 1, wherein two vertical rods on the # -shaped guard rail (7) are steel pipes, and the steel pipes are movably inserted into the steel pipe insertion columns; a foot sticking plate (8) is movably arranged between the U-shaped groove (6) of the inverted F-shaped clamping seat (1) and the other U-shaped groove on the other inverted F-shaped clamping seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221084582.2U CN217581378U (en) | 2022-05-09 | 2022-05-09 | Edge protection guardrail structure of externally-mounted clamping assembly type concrete stair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221084582.2U CN217581378U (en) | 2022-05-09 | 2022-05-09 | Edge protection guardrail structure of externally-mounted clamping assembly type concrete stair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217581378U true CN217581378U (en) | 2022-10-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221084582.2U Active CN217581378U (en) | 2022-05-09 | 2022-05-09 | Edge protection guardrail structure of externally-mounted clamping assembly type concrete stair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217581378U (en) |
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2022
- 2022-05-09 CN CN202221084582.2U patent/CN217581378U/en active Active
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