CN214996222U

CN214996222U - Edge protection device for horizontal opening of construction site

Info

Publication number: CN214996222U
Application number: CN202120655272.0U
Authority: CN
Inventors: 潘佳帅; 周庆; 陈毅德; 谢和材; 覃福浩; 王桂林; 沈泽瑜
Original assignee: China Construction Seventh Engineering Division Corp Ltd
Current assignee: China Construction Seventh Engineering Division Corp Ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-12-03
Anticipated expiration: 2031-03-31

Abstract

The utility model discloses a building site horizontal entrance to a cave faces limit protector has solved the current protector of building site horizontal entrance to a cave and has influenced the technical problem of other process constructions. The utility model discloses a distribute four stands in entrance to a cave four corners, be provided with a plurality of horizontal pole between the adjacent stand, be provided with the crosspiece that extends all around to the entrance to a cave on the stand or on the horizontal pole, the crosspiece is connected under the stand on the horizontal pole of tip top down, the lower terminal surface of crosspiece is pressed in entrance to a cave outlying top, the lower tip of stand supports and leans on the inner wall at the entrance to a cave. The utility model discloses can solve large-scale construction such as elevartor shaft, wind well head and face the frontier defense protection of limit entrance to a cave, influence the follow-up process construction after preventing the entrance to a cave protection to and reduce and leak, the infiltration hidden danger, reduce the use of labour cost and material, convenient construction the utility model discloses can accelerate to enclose fender construction speed, not influence follow-up working face construction.

Description

Edge protection device for horizontal opening of construction site

Technical Field

The utility model relates to a construction safety protection technical field especially indicates a building construction ground horizontal entrance to a cave faces limit protector.

Background

Construction environments of construction sites are various and complex, and safety accidents are caused by unfamiliarity with the construction environments, so that the construction sites need to be equipped with various safety protection devices, such as guard rails, warning boards, anti-falling nets and the like. Especially, safety measures are required to be fully made at large construction openings such as elevator shafts, air shaft openings and the like. When the existing process is used for large-scale construction hole edge protection such as an elevator shaft, a wind wellhead and the like, a mode of rooting on the ground is adopted, and an expansion screw is used for fixing a steel pipe frame. Although effective protection can be achieved by the processing mode, the waterproof coiled material can be prevented from being constructed at the rooting position due to the fact that the waterproof coiled material is paved and attached in the later stage, water leakage hidden dangers exist, construction of a concrete protective layer is affected, manual work and materials are wasted by the traditional protection process, and manual work is wasted by later-stage dismantling and transferring.

Disclosure of Invention

To not enough among the above-mentioned background art, the utility model provides a horizontal entrance to a cave of building site faces limit protector has solved the current protector of horizontal entrance to a cave of building site and has influenced the technical problem of other process constructions.

The technical scheme of the utility model is realized like this: the utility model provides a building construction ground horizontal entrance to a cave faces limit protector, is provided with a plurality of horizontal pole including four stands that distribute in the entrance to a cave four corners between the adjacent stand, be provided with the crosspiece that extends all around to the entrance to a cave on the stand or on the horizontal pole, the crosspiece is connected on the top of the tip under the stand or the horizontal pole of tip top under the stand, the lower terminal surface of crosspiece is pressed in the outlying top in the entrance to a cave, the lower tip of stand supports and leans on the inner wall at the entrance to a cave.

Furthermore, the cross rod comprises a plurality of short rods, adjacent short rods in the same cross rod are connected with each other in an adjustable length mode through a second sleeve, and at least two positioning bolts used for pressing the two short rods are connected to the side wall of the second sleeve in a threaded mode.

Further, every horizontal pole includes four quarter butts, and wherein two quarter butts link to each other with two adjacent stands respectively, and two other quarter butts pass through the second sleeve and connect in proper order between two quarter butts that link to each other with the stand.

Furthermore, the upright column comprises a plurality of short columns, each short column is at least connected with a layer of cross rods, adjacent short columns in the same upright column are connected through a first sleeve in a height-adjustable mode, and the side wall of the first sleeve is in threaded connection with at least two positioning bolts which are respectively used for pressing the two short columns.

Further, the lower end face of the crosspiece is at least mm away from the lower end of the upright post.

Further, the lower tip of stand is connected with the horizontal pole, and the horizontal pole is connected with the montant of upwards extending, the crosspiece is connected at the upper end of montant.

Furthermore, the upright posts, the cross rods, the crosspieces and the vertical rods are all stainless steel tubes.

The utility model can not only solve the edge protection of the edge opening of the large construction such as elevator shaft and wind well head, prevent the influence of the subsequent process construction after the opening protection, reduce the hidden danger of water leakage and water seepage, reduce the labor cost and the use of materials, and facilitate the construction; and the device also has strong universality, and the length, the width and the height can be adjusted so as to adapt to different protection requirements. The utility model discloses can accelerate to enclose fender construction speed, not influence follow-up working face construction, demolish the convenience, reduce cost of labor and material and transport the scheduling problem, this component can be at mill batch production, and the scene only needs directly to block. Through using widely, can improve efficiency of construction and economic benefits.

Drawings

In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without inventive work.

Fig. 1 is a bottom view of the present invention;

fig. 2 is a front view of the present invention;

wherein:

1. a column 11, a short column 12 and a first sleeve;

2. a cross bar 21, a short bar 22 and a second sleeve;

3. opening, 4, crosspiece, 5, montant.

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 any creative effort belong to the protection scope of the present invention.

The utility model provides a building construction ground horizontal entrance to a cave faces limit protector, as shown in fig. 1-2, including four stands 1 that distribute in 3 four corners in the entrance to a cave, be provided with 5 horizontal poles 2 between the adjacent stand 1, all be provided with crosspiece 4 to extending all around entrance to a cave 3 on the stand 1 and the horizontal pole 2, crosspiece 4 is connected in the top of the tip under the stand 1 and on the horizontal pole 2 of tip top under the stand 1. The distance between the lower end face of the crosspiece 4 and the lower end face of the upright post 1 is at least 150mm, the lower end face of the crosspiece 4 is pressed above the periphery of the hole 3, and the lower end face of the upright post 1 abuts against the inner wall of the hole 3, so that pouring-free and punching-free protective installation with the building hole is realized.

Specifically, the cross bar 2 includes a plurality of short bars 21, adjacent short bars 21 in the same cross bar 2 are connected with each other through a second sleeve 22, the length of the second sleeve 22 is adjustable, and at least two positioning bolts used for compressing the two short bars 21 are connected with the side wall of the second sleeve 22 through threads, and the positioning bolts are drawn in the figure.

Each cross bar 2 in this embodiment comprises four short bars 21, wherein two short bars 21 are respectively connected with two adjacent vertical posts 1, and the other two short bars 21 are sequentially connected between the two short bars 21 connected with the vertical posts 1 through second sleeves 22. The length and width of the whole device can be conveniently adjusted through the second sleeve 22, and only the positioning bolt on the second sleeve 22 needs to be screwed when the adjustment is carried out. The tunnel is highly universal, and the tunnel can meet the requirements of edge protection of tunnels with different sizes by adjusting the length and the width.

The upright column 1 comprises 3 short columns 11, each short column 11 is at least connected with a layer of cross rod 2, adjacent short columns 11 in the same upright column 1 are connected in a height-adjustable mode through a first sleeve 12, the side wall of the first sleeve 12 is in threaded connection with at least two positioning bolts which are used for pressing the two short columns 11 respectively, and the positioning bolts are not shown in the drawing.

Further, the lower tip of stand 1 is connected with horizontal pole 2, and horizontal pole 2 is connected with the montant 5 that upwards extends, crosspiece 4 is connected at the upper end of montant 5. The upright posts 1, the cross rods 2, the crosspieces 4 and the vertical rods 5 are all stainless steel tubes and are prevented from being corroded.

The present invention is not exhaustive and is well known to those skilled in the art.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a building site horizontal entrance to a cave faces limit protector which characterized in that: including four stands (1) that distribute in entrance to a cave (3) four corners, be provided with a plurality of horizontal pole (2) between adjacent stand (1), be provided with crosspiece (4) that extend all around to entrance to a cave (3) on stand (1) or on horizontal pole (2), crosspiece (4) are connected on horizontal pole (2) of the top of the tip below under stand (1) or stand (1) tip top, the lower terminal surface pressure of crosspiece (4) is in entrance to a cave (3) outlying top, the tip supports on the inner wall at entrance to a cave (3) under stand (1).

2. The building site horizontal hole edge protection device according to claim 1, characterized in that: the cross rod (2) comprises a plurality of short rods (21), the adjacent short rods (21) in the same cross rod (2) are connected in a length-adjustable mode through a second sleeve (22), and at least two positioning bolts used for pressing the two short rods (21) are connected to the side wall of the second sleeve (22) in a threaded mode.

3. The building site horizontal hole edge protection device according to claim 2, characterized in that: each cross rod (2) comprises four short rods (21), wherein two short rods (21) are respectively connected with two adjacent upright posts (1), and the other two short rods (21) are sequentially connected between the two short rods (21) connected with the upright posts (1) through second sleeves (22).

4. The building site horizontal hole edge protection device according to any one of claims 1 to 3, characterized in that: the upright post (1) comprises a plurality of short posts (11), each short post (11) is at least connected with a layer of cross rod (2), adjacent short posts (11) in the same upright post (1) are connected through a first sleeve (12) in a height-adjustable mode, and the side wall of the first sleeve (12) is in threaded connection with at least two positioning bolts which are used for pressing the two short posts (11) respectively.

5. The building site horizontal hole edge protection device of claim 4, wherein: the distance between the lower end surface of the crosspiece (4) and the lower end part of the upright post (1) is at least 150 mm.

6. The building site horizontal hole edge-facing protection device according to any one of claims 1, 2, 3 and 5, wherein: the lower tip of stand (1) is connected with horizontal pole (2), and horizontal pole (2) are connected with montant (5) that upwards extend, crosspiece (4) are connected in the upper end of montant (5).

7. The building site horizontal hole edge protection device of claim 6, wherein: the upright posts (1), the cross rods (2), the crosspieces (4) and the vertical rods (5) are all stainless steel tubes.