CN113175231A - Scalable face limit guard rail suitable for different spans - Google Patents

Abstract

The invention discloses a telescopic side-by-side guard rail suitable for different spans, which comprises an end upright rod module, a cross rod module and a telescopic frame module, wherein the end upright rod module comprises two upright rods; the transverse rod module comprises an upper transverse rod and a lower transverse rod, the upper transverse rod and the lower transverse rod are formed by inserting an inner sleeve rod into an outer sleeve rod, the inner sleeve rod is provided with equidistant limiting holes, the outer sleeve rod is provided with limiting bolts, and the limiting bolts are inserted into different limiting holes to carry out limiting fixation; the telescopic frame module is arranged in a square area enclosed by two upright posts, an upper cross rod and a lower cross rod and comprises X-shaped support rods which are mutually crossed and hinged. This face limit protective railing has horizontal scalability, and the adaptable different length face the limit, has avoided the field cutting, when not using, only need lift off two upper and lower detachable horizontal poles, with the expansion bracket module tighten up can, can shrink its area to the at utmost, reach the effect of easily accomodating, also reached the purpose that can repeat the turnover was used.

Description

Scalable face limit guard rail suitable for different spans

Technical Field

The invention relates to the technical field of building construction equipment, in particular to a telescopic side guard rail suitable for different spans.

Background

With the rapid development of national market economy and the acceleration of urbanization, land resources are gradually reduced, the number of high-rise buildings and super high-rise buildings in cities is increased day by day, and the economic investment, the human input and the technical investment of the safety protection of three treasures, four treasures and five adjacent sides in the construction process of constructional engineering are greatly increased. According to the safety quality standard regulation of a construction site, the falling height is more than 2m (including 2m), no protection facilities are arranged at the edge, or the wall body is less than 0.8m, and the edge protection facilities are required to be arranged.

The traditional edge-facing protective railing is formed by combining a fastener steel pipe and a safety net or is formed into a shaped protective railing. The former process is rough and has poor stability, and is difficult to meet the increasingly enhanced safety protection requirement; the latter has poor adaptability, cannot meet the edge protection requirement of non-module span, sometimes needs field cutting, and is very troublesome.

Disclosure of Invention

The invention aims to provide a telescopic near-edge guard rail suitable for different spans, aiming at the technical problems that the length of a cross rod of the near-edge guard rail in the prior art cannot be used universally, needs to be cut and the like.

The technical scheme of the invention is detailed as follows:

a telescopic side guard rail suitable for different spans comprises an end upright rod module (1), a cross rod module (2) and a telescopic frame module (3), wherein,

the end upright rod module (1) comprises two upright rods (1-1);

the transverse rod module (2) comprises an upper transverse rod (2-7) and a lower transverse rod (2-8), the upper transverse rod (2-7) and the lower transverse rod (2-8) are formed by inserting an inner loop bar (2-3) into an outer loop bar (2-1), the inner loop bar (2-3) is provided with equidistant limiting holes (2-4), the outer loop bar (2-1) is provided with limiting bolts (2-2), and the limiting bolts (2-2) are inserted into different limiting holes (2-4) for limiting and fixing;

the telescopic frame module (3) is arranged in a square area formed by two upright posts (1-1), an upper cross rod (2-7) and a lower cross rod (2-8) in a surrounding mode and comprises X-shaped supporting rods (3-1) which are mutually crossed and hinged.

The telescopic adjustment of the length of the edge protection rail is realized through the cooperation of the upper cross rod, the lower cross rod and the telescopic frame module, and the requirements of various different spans of the edge protection rail can be conveniently adapted without cutting.

Optionally or preferably, in the telescopic edge-facing protective railing, each upright rod (1-1) is constructed with an upright rod channel (1-6), a fixing block (1-7) is arranged in the middle of the upright rod channel (1-6), and the fixing block (1-7) is fixedly connected with the middle of one end of the telescopic frame module (3); the upper and lower positions of one end of the expansion bracket module (3) are respectively connected with the sliding blocks (1-3), and the sliding blocks (1-3) can slide up and down in the vertical rod channels (1-6).

Each side of the supporting rod (3-1) and the vertical rod (1-1) is provided with at least three connecting parts, the middle connecting part is fixedly connected, the telescopic frame module is convenient to support and fix, the upper end and the lower end of the connecting part are connected in a channel of the vertical rod, a sliding block (1-3) capable of sliding vertically is arranged in the channel, the number of the supporting rods in the middle telescopic frame module can be properly adjusted according to the specification size of the protective handrail, and meanwhile, the number of the connecting parts is correspondingly increased or reduced.

Optionally or preferably, in the telescopic edge-facing protective railing, a connecting piece (1-8) protruding in the horizontal direction is fixed at the upper and lower parts of the inner side of each upright rod (1-1), and the connecting pieces (1-8) are two vertical steel plates with insertion holes; the end parts of the upper cross rods (2-7) and the lower cross rods (2-8) are provided with bolt holes (2-5), and the end parts of the upper cross rods (2-7) and the lower cross rods (2-8) are inserted between two vertical steel plates of the connecting pieces (1-8) to be fixed; the outer sides of the adjacent vertical rods (1-1) of the two adjacent telescopic edge-facing protective railings are also provided with ear plates (1-2) with clamping grooves.

The distance between the two steel plates of the connecting piece (1-8) is larger than the outer diameter of the cross rod, so that the cross rod is convenient to accommodate. The connecting piece is simple to process, convenient to use, and convenient for constructors to use, and the processing cost is also saved simultaneously. The upright stanchion (1-1) and the connecting piece (1-8) can be fixedly connected through bolts, the bolts are connected, fastened and durable, and the cost is low.

Optionally or preferably, in the telescopic edge-facing protective rail, the fastening members (1-4) are fastening bolts, and the fastening bolts penetrate through the two steel plates of the connecting members (1-8). The fastening bolt is used, the processing is simple, the cost is lower, and the use is convenient. After the cross rod is inserted into the connecting piece, the cross rod can be fixed in the connecting piece only by screwing the fastening bolt, so that the operation is simple and the construction amount is small.

Optionally or preferably, in the telescopic temporary edge protection railing, a base (1-9) for fixedly connecting with a concrete structure is arranged at the bottom of the upright (1-1). The base is connected with the concrete structure, so that the stability of the whole system is improved, and the system is firmer and firmer.

Optionally or preferably, in the telescopic edge protection rail, the base (1-9) is further provided with a circular hole, and the circular hole is fixed with a concrete structure through an expansion bolt (1-5).

Optionally or preferably, in the telescopic limb protection guardrail, foot blocking plates (2-9) are arranged at the bottoms of the inner sleeve rod (2-3) and the outer sleeve rod of the lower cross rod (2-8), a cross rod channel (2-6) which is not smaller than the thickness of the foot blocking plate is arranged at the position of the foot blocking plate of the inner sleeve rod of the outer sleeve rod, and the foot blocking plate fixed on the inner sleeve rod slides from the cross rod channel of the outer sleeve rod when the lower cross rod contracts, so that the contraction of the foot blocking plate is realized. The arrangement of the foot blocking plate enhances the safety protection function of the limb protection railing; in addition, the two foot blocking plates can be fixedly inserted into the groove channels of the cross rod in a sleeving mode according to the situation, and the total length is convenient to adjust.

Optionally or preferably, in the telescopic side protective rail, one of the two support rods (3-1) hinged to each other is configured with a support rod clamping groove (3-2) for the other support rod to pass through, and the other support rod passes through the support rod clamping groove (3-2) through a hinge bolt (3-3) to be hinged.

Compared with the prior art, the invention has the following beneficial effects:

the telescopic adjacent edge protection rail is suitable for telescopic adjacent edge protection rails with different spans, has transverse scalability, and can adapt to adjacent edges with different lengths. The traditional limb guard rail is basically fixed in specification and cannot stretch out and draw back, the situation that the width of the guard rail cannot be matched with the limb width part often occurs at the tail section of the limb end part, and the cross bar needs to be cut on site, so that time and labor are wasted; the protective railing has good scalability, can adapt to adjacent edges with different lengths, avoids field cutting, and also achieves the purpose of repeated turnover use.

Meanwhile, the protective railing has better storage performance. When not using, only need lift two upper and lower detachable horizontal poles (entablature and sheer pole) off, tighten up the expansion bracket module can, can shrink its size by furthest, reach the effect of easily accomodating.

Drawings

FIG. 1 is a schematic view of the overall structure of an edge guard rail;

FIG. 2 is a schematic structural view of an end upright rod module;

FIG. 3 is a schematic view of a cross bar structure on a cross bar module;

FIG. 4 is a schematic view of a cross bar module bottom cross bar configuration;

FIG. 5 is a schematic structural diagram of an expansion bracket module;

FIG. 6 is a schematic view of the junction between the vertical rod and the supporting rod;

reference numerals:

1: an end pole erecting module; 1-1: erecting a rod; 1-2: an ear plate; 1-3: a slider; 1-4: a fastener;

1-5: an expansion bolt; 1-6: a vertical rod groove channel; 1-7: a fixed block; 1-8: a connecting member; 1-9: a base;

2: a cross bar module; 2-1: an outer loop bar; 2-2: a limit bolt; 2-3: an inner loop bar; 2-4: a limiting hole; 2-5: bolt holes; 2-6: a cross bar channel; 2-7: an upper cross bar; 2-8: a lower cross bar; 2-9: foot baffle plate

3: an expansion bracket module; 3-1: a strut; 3-2: a card slot; 3-3: the bolt is hinged.

Detailed Description

The invention is described in detail and illustrated in the following figures and examples for a telescopic frontier guard rail adapted to different spans so that those skilled in the art can better understand the invention and implement it.

These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

Referring to fig. 1, a telescopic frontier guard rail suitable for different spans includes an end upright module 1, a cross bar module 2 and a telescopic frame module 3, wherein the end upright module 1 and the cross bar module 2 form a frame structure, and the telescopic frame module 3 is installed in the frame structure.

The end upright rod module 1 comprises two upright rods 1-1 which are vertically arranged at the left side and the right side respectively.

Vertical rod channels 1-6 are respectively constructed on the vertical inner sides of the two vertical rods 1-1, fixed blocks 1-7 are fixedly installed in the middle of the vertical rod channels 1-6, and the fixed blocks 1-7 are used for being connected and fixed with the middle of one end of the expansion bracket module 3; the upper end and the position near the lower end of the inner side of the upright stanchion 1-1 are respectively fixed with a connecting piece 1-8 which is oppositely projected along the horizontal direction. The connecting pieces 1-8 are two vertical steel plates with jacks, are respectively fixed on two side edges of the vertical rod channels 1-6 and are used for being connected and fixed with two ends of the cross rod module 2.

The bottom of the upright rod 1-1 is provided with a base 1-9 for fixedly connecting with a concrete structure, the base 1-9 is provided with a round hole, and the round hole is penetrated by an expansion bolt 1-5 to be fixed with the concrete floor.

The outer sides of the adjacent vertical rods 1-1 of the two adjacent telescopic edge-facing protective railings are also provided with ear plates 1-2 with clamping grooves, and the ear plates are used for fixedly connecting the two adjacent vertical rods 1-1 after being spliced.

The transverse rod module 2 comprises an upper transverse rod 2-7 and a lower transverse rod 2-8, the upper transverse rod 2-7 and the lower transverse rod 2-8 are formed by inserting an inner loop bar 2-3 into an outer loop bar 2-1, the inner loop bar 2-3 is provided with equidistant limiting holes 2-4, the outer loop bar 2-1 is provided with limiting bolts 2-2 at the end part sleeved with the inner loop bar 2-3, and the limiting bolts 2-2 are inserted into the limiting holes 2-4 at different positions for limiting and fixing. Bolt holes 2-5 are respectively formed in the side wall of one end, far away from each other, of each inner loop bar 2-3 and each outer loop bar 2-1, and are used for fixing the bolt holes 2-5 and the jacks by fasteners 1-4 after the end portions of the upper cross bars 2-7 and the lower cross bars 2-8 are inserted between two vertical steel plates of the connecting pieces 1-8 of the vertical rods 1-1. The fastening pieces 1-4 are fastening bolts which penetrate through the two steel plates of the connecting pieces 1-8 to be fixed.

In addition, foot blocking plates 2-9 are arranged at the bottoms of the inner sleeve rod 2-3 and the outer sleeve rod 2-1 of the lower cross rod 2-8, a cross rod channel 2-6, the thickness of which is not less than that of the foot blocking plate, is formed in the position of the inner sleeve rod foot blocking plate of the outer sleeve rod, and when the lower cross rod 2-8 contracts, the foot blocking plate 2-9 fixed on the inner sleeve rod 2-3 slides from the cross rod channel 2-6 of the outer sleeve rod 2-1, so that the foot blocking plate is contracted.

The expansion bracket module 3 comprises X-shaped support rods 3-1 which are mutually crossed and hinged, one of the two support rods 3-1 which are hinged is provided with a support rod clamping groove 3-2 for the other support rod to pass through, a hinge bolt 3-3 penetrates through the support rod clamping groove 3-2 to be hinged, and the diameter of a nut of the hinge bolt 3-3 is larger than that of the support rod clamping groove 3-2.

At the left end and the right end of the expansion bracket module 3, the extreme end parts of the support rods 3-1 at the upper position and the lower position are respectively connected with the sliding blocks 1-3 in a hinged mode through riveting bolts, and the sliding blocks 1-3 can slide up and down in the vertical rod channels 1-6.

The end upright rod module 1, the cross rod module 2 and the expansion bracket module 3 are all produced in a factory in a customized manner.

When the guardrail is installed on site, firstly, one side upright rod 1-1 of the end upright rod module 1 is fixed on a concrete plate surface through expansion bolts, the lug plate 1-2 is connected with the upright rod 1-1 of the adjacent protective railing through bolts, and the other side upright rod 1-1 is fixed on the concrete plate surface through the expansion bolts after the length is adjusted.

After the distance between the left upright post 1-1 and the right upright post 1-1 of the two guard rails is determined, the upper cross bar 2-7 and the lower cross bar 2-8 are adjusted, the inner loop bar 2-3 is inserted into the proper position of the outer loop bar 2-1, and the two upright posts are fixed by the limiting bolt 2-2. After the fixing, bolt holes 2-5 at two ends of the upper cross rods 2-7 and the lower cross rods 2-8 are aligned with the positions of jacks on the connecting pieces 1-8 on the vertical rods 1-1, and the upper cross rods and the lower cross rods are fixed through fasteners 1-4 after being aligned. And then, hinging the support rods 3-1 at two sides of the assembled expansion bracket module 3 before construction to the sliding blocks 1-3 and the fixed blocks 1-7 of the vertical rods 1-1.

The maximum extension width of the edge guard rail is 2.0m, and when the edge guard rail is in the maximum extension state, the distance between horizontally adjacent hinge bolts 3-3 of the expansion bracket module 3 is 125 mm; the distance between the support rod 3-1 and the bottom cross bar module 2 is 100 mm.

The end upright rod module 1, the cross rod module 2 and the expansion bracket module 3 of the edge protection railing are all hollow steel pipes.

The limb protective railing can be adapted to field limb of various widths on the premise of not cutting on the spot due to the flexible telescopic characteristic, thereby realizing the function of repeated turnover; simultaneously, after the construction, through dismantling horizontal pole from top to bottom, can carry out the at utmost shrink with preventing that the railing, its volume that significantly reduces reaches the effect of easily accomodating.

The inventive concept is explained in detail herein using specific examples, which are given only to aid in understanding the core concepts of the invention. It should be understood that any obvious modifications, equivalents and other improvements made by those skilled in the art without departing from the spirit of the present invention are included in the scope of the present invention.

Claims (8)

1. A telescopic side guard rail suitable for different spans is characterized by comprising an end upright rod module (1), a cross rod module (2) and a telescopic frame module (3), wherein,

the end upright rod module (1) comprises two upright rods (1-1);

the transverse rod module (2) comprises an upper transverse rod (2-7) and a lower transverse rod (2-8), the upper transverse rod (2-7) and the lower transverse rod (2-8) are formed by inserting an inner loop bar (2-3) into an outer loop bar (2-1), the inner loop bar (2-3) is provided with equidistant limiting holes (2-4), the outer loop bar (2-1) is provided with limiting bolts (2-2), and the limiting bolts (2-2) are inserted into different limiting holes (2-4) for limiting and fixing;

the telescopic frame module (3) is arranged in a square area formed by two upright posts (1-1), an upper cross rod (2-7) and a lower cross rod (2-8) in a surrounding mode and comprises X-shaped supporting rods (3-1) which are mutually crossed and hinged.

2. The telescopic near-edge protective rail according to claim 1, characterized in that each upright (1-1) is constructed with an upright channel (1-6), a fixing block (1-7) is arranged at the middle position of the upright channel (1-6), and the fixing block (1-7) is fixedly connected with the middle part of one end of the telescopic frame module (3); the upper and lower positions of one end of the expansion bracket module (3) are respectively connected with the sliding blocks (1-3), and the sliding blocks (1-3) can slide up and down in the vertical rod channels (1-6).

3. The telescopic edge-facing protective rail according to claim 1, wherein the upper and lower parts of the inner side of each upright rod (1-1) are respectively fixed with a connecting piece (1-8) protruding along the horizontal direction, and the connecting pieces (1-8) are two vertical steel plates with jacks; the end parts of the upper cross rods (2-7) and the lower cross rods (2-8) are provided with bolt holes (2-5), and the end parts of the upper cross rods (2-7) and the lower cross rods (2-8) are inserted between two vertical steel plates of the connecting pieces (1-8) to be fixed;

the outer sides of the adjacent vertical rods (1-1) of the two adjacent telescopic edge-facing protective railings are also provided with ear plates (1-2) with clamping grooves.

4. A telescopic workside guard rail according to claim 3, characterized in that the fastening members (1-4) are fastening bolts which pass through the two steel plates of the connecting members (1-8).

5. The telescopic near edge protection rail according to claim 1, characterized in that the bottom of the upright (1-1) is provided with a base (1-9) for fixed connection with a concrete structure.

6. The telescopic near-edge protection rail as claimed in claim 5, wherein the base (1-9) is further provided with a circular hole, and the base is fixed with a concrete structure through an expansion bolt (1-5).

7. The telescopic limb protective rail according to claim 1, characterized in that the inner sleeve rod (2-3) and the outer sleeve rod of the lower cross rod (2-8) are provided with foot blocking plates (2-9) at the bottoms, the outer sleeve rod is provided with cross rod channels (2-6) which are not less than the thickness of the foot blocking plates at the positions of the foot blocking plates of the inner sleeve rod, and the foot blocking plates fixed on the inner sleeve rod slide from the channels of the outer sleeve rod when the lower cross rod is contracted, so that the contraction of the foot blocking plates is realized.

8. A telescopic near edge guard rail according to claim 1, characterized in that one of the two mutually hinged struts (3-1) is constructed with a strut slot (3-2) for the other strut to pass through, and is hinged by means of a hinge bolt (3-3) passing through the strut slot (3-2).

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