CN218715692U

CN218715692U - Guardrail bar is prevented in construction

Info

Publication number: CN218715692U
Application number: CN202221650935.0U
Authority: CN
Inventors: 刘胜红
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2023-03-24
Anticipated expiration: 2032-06-28

Abstract

The utility model discloses a guardrail bar is prevented in construction, the loach carrying platform comprises a supporting fram, the link is installed in the middle part outside of support frame, the inside of first dead lever is provided with the threaded rod, and the outside of threaded rod is located the internally mounted of first dead lever and has the movable block, one side fixedly connected with protrusion pole of support frame is towards the movable block, one side that the support frame was kept away from to first dead lever is provided with first bracing piece. This guardrail bar is prevented in construction, it is rotatory that the threaded rod that both ends were equipped with reverse screw thread about through the control, two movable blocks all remove towards first dead lever middle part about steerable, after the protrusion pole removes in the guide way, can control to rotate the first dead lever of link to each other with the support frame and rotate 90 to reverse the threaded rod again, make protrusion pole block to another constant head tank in, rotate through controlling two first dead levers, can wholly carry out the fifty percent discount with this guardrail bar, reach portable's purpose.

Description

Guardrail bar is prevented in construction

Technical Field

The utility model relates to a construction technical field specifically is a railing is prevented in construction.

Background

The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, a stairwell and a safety corridor need to be constructed in a high-rise building, and a stair guardrail, an elevator door pocket and the like cannot be installed before the building is not completely finished, so that safety accidents are very easy to occur in the construction process of constructors inside the building;

in the in-process of construction, in order to avoid appearing the incident, guarantee that the safety of construction goes on, consequently need use the rail guard pole to carry out the stopping protection to the position of stair mouth and elevartor shaft in the building, avoid appearing the condition that constructor is out of order to fall, nevertheless the construction on the existing market prevents the railing and still has following problem:

1. the existing protective railing for building construction has a large volume, and is inconvenient to carry, carry and install in a building;

2. in a conventional building construction protection handrail, a single handrail may not be capable of completely shielding an entrance of a landing and an elevator shaft in a building.

Aiming at the problems, the innovative design is carried out on the basis of the original building construction guard rail.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a railing is prevented in construction to common construction protection railing on solving the existing market that proposes in the above-mentioned background art, the volume is great, and the transport in the building and carry the installation and all caused inconveniently, and single railing probably can not shelter from the problem of protection completely to the entry of building middle stair mouth and elevartor shaft.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a guardrail bar is prevented in construction, includes the support frame, the link is installed in the middle part outside of support frame, and the one end of link installs first dead lever, the inside of first dead lever is provided with the threaded rod, and the outside of threaded rod is located the internally mounted of first dead lever has the movable block, one side fixedly connected with protrusion pole of movable block towards the support frame, and the one end that the movable block was kept away from to the protrusion pole extends to the inside constant head tank of support frame to the guide way has been seted up to the bottom of constant head tank, one side that the support frame was kept away from to first dead lever is provided with first bracing piece, and the rear of first bracing piece installs the second bracing piece, the end-to-end connection of first bracing piece has the installation piece, and the inside of installation piece is provided with the gag lever post, gag lever post fixed mounting is on the bottom inner wall of second dead lever post.

Preferably, the middle parts of the left end and the right end of the support frame are both cylindrical structures, the support frame is connected with the connecting frame in a rotating mode, and the connecting frame is fixedly connected with the first fixing rod to form an integrated structure.

Preferably, first dead lever rotates with the threaded rod and links to each other, and the upper and lower both ends of threaded rod are provided with reverse helicitic texture, the movable block sets up about the axis longitudinal symmetry of first dead lever, and the movable block passes through the threaded rod and constitutes elevation structure to the direction of lift between the movable block monomer is opposite all the time.

Preferably, the one end of protrusion pole extends to in the constant head tank, and the constant head tank is inside to be linked together with the guide way, the constant head tank is the equidistance in the upper end of guide way and is equipped with threely, and the guide way is the arc to the centre of a circle of the cylindrical structure centre of a circle in the middle part of both ends is located same vertical straight line about the centre of a circle of guide way and support frame.

Preferably, the first supporting rod is rotatably connected with the second supporting rod, one end of the first supporting rod is hinged to the first fixing rod, the other end of the first supporting rod is hinged to the mounting block, and the length of the first supporting rod is consistent with that of the second supporting rod.

Preferably, the mounting block is connected with the limiting rod in a sliding mode, and hole-shaped structures are formed in the upper end and the lower end of the limiting rod.

Compared with the prior art, the beneficial effects of the utility model are that: the protective railing for the construction of the building,

1. by arranging the threaded rod, the protruding rod and the guide groove, the upper movable block and the lower movable block can be controlled to move towards the middle part of the first fixed rod by controlling the threaded rod with reverse threads at the upper end and the lower end to rotate, after the protruding rod moves into the guide groove, the connecting frame rotationally connected with the supporting frame can be controlled to drive the first fixed rod to rotate 90 degrees, the threaded rod is then reversed, the protruding rod is clamped into the other positioning groove, and the whole protective railing can be folded by controlling the two first fixed rods to rotate, so that the purpose of convenience in carrying is achieved;

2. through setting up first bracing piece, second bracing piece and second dead lever, through pulling the second dead lever, can make the installation piece slide in the outside of gag lever post, and make first bracing piece and second bracing piece rotate, control first dead lever and second dead lever and open completely, can shelter from the protection completely to the entry of building intermediate stair mouth and elevartor shaft, and the front end of installation piece is equipped with the bolt, the hole column structure has all been seted up to upper and lower both ends inside of gag lever post, the convenience is fixed the interval of second dead lever and first dead lever.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the support frame of the present invention;

FIG. 4 is a schematic view of the connection structure of the first fixed rod and the movable block;

FIG. 5 is a schematic view of the storage state structure of the present invention;

fig. 6 is a schematic view of the folded structure of the present invention.

In the figure: 1. a support frame; 2. a connecting frame; 3. a first fixing lever; 4. a threaded rod; 5. a movable block; 6. a projecting rod; 7. positioning a groove; 8. a guide groove; 9. a first support bar; 10. a second support bar; 11. mounting blocks; 12. a limiting rod; 13. and a second fixing rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 6, the present invention provides a technical solution: a protective barrier for building construction comprises a support frame 1, in order to fold the protective barrier, a connecting frame 2 is arranged at the outer side of the middle part of the support frame 1, a first fixed rod 3 is arranged at one end of the connecting frame 2, the middle parts of the left and right ends of the support frame 1 are both of a cylindrical structure, the support frame 1 is rotatably connected with the connecting frame 2, the connecting frame 2 is fixedly connected with the first fixed rod 3 to form an integrated structure, a threaded rod 4 is arranged in the first fixed rod 3, a movable block 5 is arranged in the first fixed rod 3 at the outer side of the threaded rod 4, the first fixed rod 3 is rotatably connected with the threaded rod 4, reverse threaded structures are arranged at the upper end and the lower end of the threaded rod 4, the movable blocks 5 are vertically symmetrically arranged relative to the central axis of the first fixed rod 3, and the movable blocks 5 form a lifting structure through the threaded rod 4, and the lifting directions of the single bodies of the movable block 5 are always opposite, one side of the movable block 5 facing the support frame 1 is fixedly connected with a protruding rod 6, one end of the protruding rod 6 far away from the movable block 5 extends into a positioning groove 7 in the support frame 1, the bottom of the positioning groove 7 is provided with a guide groove 8, one end of the protruding rod 6 extends into the positioning groove 7, the inside of the positioning groove 7 is communicated with the inside of the guide groove 8, the three positioning grooves 7 are arranged at the upper end of the guide groove 8 at equal angles, the guide groove 8 is arc-shaped, the circle center of the guide groove 8 and the circle center of a cylindrical structure in the middle of the left end and the right end of the support frame 1 are positioned on the same vertical straight line, two movable blocks 5 are controlled by a threaded rod 4 to slide towards the middle of the first fixed rod 3, the protruding rod 6 is moved into the guide groove 8, and the whole protective railing can be folded by a connecting frame 2 rotationally connected with the support frame 1, the purpose that the protective railing is convenient to carry and use in building construction is achieved.

Referring to fig. 1 and 5, in order to facilitate complete shielding protection of the entrance of the stairway entrance and the elevator shaft in the building, a first support rod 9 may be disposed on one side of the first fixing rod 3 away from the support frame 1, a second support rod 10 may be disposed behind the first support rod 9, the first support rod 9 may be rotatably connected to the second support rod 10, one end of the first support rod 9 may be hinged to the first fixing rod 3, the other end of the first support rod 9 may be hinged to the mounting block 11, the first support rod 9 and the second support rod 10 may have the same length, an installation block 11 may be connected to an end of the first support rod 9, a limiting rod 12 may be disposed inside the installation block 11, the installation block 11 may be slidably connected to the limiting rod 12, and holes may be disposed inside upper and lower ends of the limiting rod 12, the limiting rod 12 may be fixedly mounted on an inner wall of a bottom of the second fixing rod 13, the first support rod 9 and the second support rod 10 may facilitate adjustment of a distance between the first fixing rod 3 and the second fixing rod 13, and may control the first fixing rod 3 and the second fixing rod 13 to be completely opened, thereby completely shielding the entrance and completely shielding the elevator shaft entrance and effectively improving the practicability of the protection of the elevator shaft.

The working principle is as follows: in the process of building construction, in order to avoid safety accidents, the construction is safe, and therefore the guard bars are required to be used for carrying out the guard protection on the positions of a building stair opening and an elevator shaft in a building;

after the protection handrail is carried to a place needing to be installed in a building construction site, the support frame 1 is placed at the middle position of a stair opening or an elevator well mouth and can be fixed by a bolt, then the second fixing rod 13 can be horizontally pulled, the installation block 11 can slide outside the limiting rod 12, the first supporting rod 9 and the second supporting rod 10 can synchronously rotate, the first fixing rod 3 and the second fixing rod 13 can be controlled to be completely opened, the stair opening and the entrance of an elevator shaft in a building can be completely shielded and protected, the front end of the installation block 11 is provided with the bolt, hole-shaped structures are formed in the upper end and the lower end of the limiting rod 12, after the first fixing rod 3 and the second fixing rod 13 are far away from and opened or close to each other, the bolt can be screwed, one end of the bolt is inserted into the corresponding hole-shaped structures in the limiting rod 12, the distance between the second fixing rod 13 and the first fixing rod 3 is convenient to fix, the protection handrail is convenient to stably fold, the stair opening and the falling prevention protection can be performed on the stair opening and the entrance of the elevator shaft in the building construction area, the working process of the whole device, and the technical descriptions of the technical specifications of the protection handrail belong to the prior art.

Claims

1. The utility model provides a railing is prevented in construction, includes support frame (1), its characterized in that: the utility model discloses a support for the building of building, including support frame (1), link (2), and the one end of link (2) installs first dead lever (3), the inside of first dead lever (3) is provided with threaded rod (4), and the outside of threaded rod (4) is located the internally mounted of first dead lever (3) has movable block (5), one side fixedly connected with protrusion pole (6) of support frame (1) are faced in movable block (5), and protrusion pole (6) keep away from the one end of movable block (5) and extend to in support frame (1) inside constant head tank (7) to guide way (8) have been seted up to the bottom of constant head tank (7), one side that support frame (1) were kept away from in first dead lever (3) is provided with first bracing piece (9), and the rear of first bracing piece (9) installs second bracing piece (10), the end-to-end connection of first bracing piece (9) has installation piece (11), and the inside of installation piece (11) is provided with gag lever (12), gag lever piece (12) fixed mounting is on the inner wall of the bottom of second dead lever (13).

2. The construction guard rail of claim 1, wherein: the middle parts of the left end and the right end of the support frame (1) are cylindrical structures, the support frame (1) is connected with the connecting frame (2) in a rotating mode, and the connecting frame (2) is fixedly connected with the first fixing rod (3) to form an integrated structure.

3. The construction guard rail of claim 1, wherein: first dead lever (3) rotate with threaded rod (4) and link to each other, and the upper and lower both ends of threaded rod (4) are provided with reverse thread structure, movable block (5) set up about the axis longitudinal symmetry of first dead lever (3), and movable block (5) pass through threaded rod (4) and constitute elevation structure to the direction of lift between movable block (5) monomer is opposite all the time.

4. The construction guard rail of claim 1, wherein: one end of the protruding rod (6) extends into the positioning groove (7), the positioning groove (7) is communicated with the inside of the guide groove (8), the positioning groove (7) is arranged in an equal angle mode at the upper end of the guide groove (8), the guide groove (8) is arc-shaped, and the circle center of the guide groove (8) and the circle center of a cylindrical structure at the middle of the left end and the right end of the support frame (1) are located on the same vertical straight line.

5. The construction guard rail of claim 1, wherein: first bracing piece (9) rotate with second bracing piece (10) and link to each other, and the one end of first bracing piece (9) is articulated with first dead lever (3), the other end and the installation piece (11) of first bracing piece (9) are articulated, and first bracing piece (9) are unanimous with second bracing piece (10) length.

6. The construction guard rail of claim 1, wherein: the mounting block (11) is connected with the limiting rod (12) in a sliding mode, and hole-shaped structures are formed in the upper end and the lower end of the limiting rod (12).