CN209855267U

CN209855267U - Anti-falling safety net for constructional engineering

Info

Publication number: CN209855267U
Application number: CN201920373876.9U
Authority: CN
Inventors: 高华林; 杜娟; 张代晓
Original assignee: Shandong Cheng Xiang Construction Group Ltd By Share Ltd
Current assignee: Shandong Cheng Xiang Construction Group Ltd By Share Ltd
Priority date: 2019-03-23
Filing date: 2019-03-23
Publication date: 2019-12-27
Anticipated expiration: 2029-03-23

Abstract

The utility model discloses a building engineering prevents weighing down safety net, including last safety net and lower safety net, four couples of top are hung with fixed link cooperation and are detained together in the four corners position department of last frame and lower frame, four couples of below are hung with the cooperation of removing the link and are detained together, it is provided with the movable block to support in the inner chamber of hanging the box, it sets up the bottom at the lower pull rod to remove the link, the outside cover of lower surface of movable block and the inner chamber bottom surface of supporting hanging the box between the pull rod is equipped with shock attenuation buffer spring, be fixed with the gag lever post that resets on the upper surface central point of movable block puts, the symmetry is provided with four spacing latch on the left and right sides face of gag lever post that resets, spacing latch is in the same place with the cooperation of dop block, the inside that runs through a section of thick bamboo at the level still. The utility model discloses set up whole safety net into double-deck form, ensured the safety of heavy object, satisfy higher building engineering operation requirement.

Description

Anti-falling safety net for constructional engineering

Technical Field

The utility model relates to a building correlation technique field specifically is a building engineering prevents weighing down safety net.

Background

The building construction is a high-risk industry, the building height is higher and higher, the arrangement of a horizontal protective net is one of important measures for ensuring the construction safety, and in order to prevent falling safety accidents in the process of high-rise building construction, a corresponding safety anti-falling net is arranged in a common method.

At present, common safety net in the market is formed by nylon rope processing preparation, adopts the individual layer form, when using, directly fixes the individual layer safety net four corners department on the steel pipe through pricking the silk, in case the thing that weighs down is great, the safety net breaks extremely easily, weighs down the thing and directly falls subaerial serious injury that appears, and traditional nylon rope often adopts the winding system to die the mode fixed, installs complicacy, and inefficiency is difficult to adapt to the building engineering requirement of developing gradually day by day.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a building engineering prevents weighing down safety net to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a building engineering anti-falling safety net comprises an upper safety net and a lower safety net, wherein the lower safety net is arranged under the upper safety net, the upper safety net is arranged in an upper frame, the lower safety net is arranged in a lower frame, an elastic rope is arranged at each of four corners of the upper frame and the lower frame, hooks are arranged at the end parts of the elastic ropes, four hooks at the upper part are matched with fixed hanging rings to be hung and buckled together, four hooks at the lower part are matched with movable hanging rings to be hung and buckled together, anti-tripping devices are hinged on the hooks, a supporting hanging box is correspondingly arranged at each hook at the lower part, a moving block is arranged in an inner cavity of the supporting hanging box, guide pulleys are arranged at the left side and the right side of the moving block and are matched and limited in vertical sliding rails, a lower pull rod is fixed at the central position of the lower surface of the moving block, the lower pull rod vertically downwards is matched and penetrates through the supporting hanging boxes and the movable hanging rings, the damping and buffering device comprises a movable block, a lower pull rod, a clamping head, a horizontal through cylinder, a reset spring, a support hanging box and a damping buffer spring, wherein the damping buffer spring is sleeved outside the lower pull rod between the lower surface of the movable block and the bottom surface of an inner cavity of the support hanging box, a reset limiting rod is fixed in the center of the upper surface of the movable block, four limiting clamping teeth are symmetrically arranged on the surfaces of the left side and the right side of the lower pull rod, the limiting clamping teeth are clamped and matched with the clamping head, the clamping head is movably arranged in the horizontal through cylinder, the reset spring is further arranged inside the horizontal through cylinder, one end of.

As a further aspect of the present invention: the net body area of the lower safety net is larger than that of the upper safety net.

As a further aspect of the present invention: the supporting hanging box is upwards fixed on the top wall of the building through expansion screws.

As a further aspect of the present invention: the spacing between every two adjacent limiting latch teeth is equal.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the whole safety net is set to be a double-layer form, once the impact force of the heavy object is large and the first layer safety net is broken, the heavy object can not fall on the ground, but falls on the second layer of safety net, at the moment, the elastic rope can perform primary elastic buffering on the heavy object, the moving suspension loop after moving downwards applies a downward pulling force to the lower pull rod, the moving block compresses the damping buffer spring to do work, the damping buffer spring can perform secondary elastic buffering on the heavy object, the two buffering effects are combined together, the safety of the heavy object is ensured, in the process, each time the moving block moves downwards for a certain distance, the chuck is buckled on one of the limiting latch teeth, the problem of reseing that shock attenuation buffer spring appears in case after the compression has been solved through the dead cooperation of the lock of dop and spacing latch, avoids the power of reseing to cause the bounce-back negative effect to heavy object easily, has further ensured the safety of heavy object.

2. Adopt the cooperation of couple and link, can make things convenient for whole quick installation and the dismantlement of preventing weighing down the safety net, compare in that traditional rope winding is dead its application efficiency of form higher, satisfy higher building engineering operation requirement.

Drawings

Fig. 1 is a schematic structural view of a construction engineering anti-falling safety net.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is an enlarged schematic view of a portion B in fig. 1.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-3, a construction engineering anti-falling safety net comprises an upper safety net 1 and a lower safety net 3, wherein the lower safety net 3 is arranged under the upper safety net 1, the net body area of the lower safety net 3 is larger than that of the upper safety net 1, the upper safety net 1 is arranged in an upper frame 2, the lower safety net 3 is arranged in a lower frame 4, four elastic ropes 10 are respectively arranged at four corners of the upper frame 2 and the lower frame 4, a hook 7 is arranged at the end of each elastic rope 10, four hooks 7 at the upper part are matched and buckled with a fixed hanging ring 5, four hooks 7 at the lower part are matched and buckled with a movable hanging ring 6, and an anti-tripping part 8 is hinged on each hook 7 and avoids the hooks from slipping off from the hanging rings.

A supporting hanging box 11 is correspondingly arranged at the position of each lower hook 7, the supporting hanging box 11 is upwards fixed on the top wall of the building through an expansion screw 12, a moving block 13 is arranged in the inner cavity of the supporting hanging box 11, guide pulleys 15 are arranged on the left side and the right side of the moving block 13, the guide pulleys 15 are matched and limited in a vertical slide rail 16, a lower pull rod 9 is fixed at the central position of the lower surface of the moving block 13, the lower pull rod 9 vertically downwards penetrates through the supporting hanging box 11 in a matched manner, a moving hanging ring 6 is arranged at the bottom end of the lower pull rod 9, a damping buffer spring 14 is sleeved outside the lower pull rod 9 between the lower surface of the moving block 13 and the bottom surface of the inner cavity of the supporting hanging box 11, a reset limiting rod 17 is fixed at the central position of the upper surface of the moving block 13, four limiting latch teeth 18 are symmetrically arranged on the surfaces of the left side and the right side, the limiting latch 18 is clamped and matched with a chuck 19, the chuck 19 can be movably arranged in a horizontal through barrel 21, a return spring 20 is further arranged inside the horizontal through barrel 21, one end of the return spring 20 is fixed on the chuck 19, and the other end of the return spring 20 is fixed on the inner wall of the supporting hanging box 11.

Through adding a lower safety net 3 below the traditional single-layer upper safety net 1, the whole safety net is set to be a double-layer form, once the impact force of a heavy object is large and the first layer safety net is broken, the heavy object cannot fall on the ground but falls on the second layer safety net, the elastic rope 10 can perform elastic buffering on the heavy object, the moving suspension loop 6 after moving downwards applies a downward pulling force to the pull rod 9, the moving block 13 compresses the damping buffer spring 14 to do work, the damping buffer spring 14 can perform secondary elastic buffering on the heavy object, the guide pulley 15 and the vertical slide rail 16 ensure the stability of the moving block 13 in the moving downwards process, the two buffering effects are combined together, the safety of the heavy object is ensured, in the process, each time the moving block 13 moves downwards for a certain distance, the clamping head 19 can be clamped on one limiting clamping tooth 18, and the problem that the damping buffer spring 14 is easy to reset after being compressed through the locking and dead fit of the clamping head 19 and the limiting clamping tooth 18 is solved The problem that the resetting force is easy to cause rebound negative influence on the heavy object is solved, and the safety of the heavy object is further ensured; in addition, adopt the cooperation of couple and link, can make things convenient for whole quick installation and the dismantlement of preventing weighing down the safety net, compare in that traditional rope winding is dead its application efficiency of form higher, satisfy higher building engineering operation requirement.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A building engineering anti-falling safety net comprises an upper safety net (1) and a lower safety net (3), and is characterized in that the lower safety net (3) is arranged under the upper safety net (1), the upper safety net (1) is arranged in an upper frame (2), the lower safety net (3) is arranged in a lower frame (4), an elastic rope (10) is respectively arranged at four corners of the upper frame (2) and the lower frame (4), hooks (7) are arranged at the end parts of the elastic rope (10), the four hooks (7) at the upper part are matched and buckled with a fixed hanging ring (5), the four hooks (7) at the lower part are matched and buckled with a movable hanging ring (6), anti-tripping devices (8) are hinged on the hooks (7), a supporting hanging box (11) is correspondingly arranged at the position of each hook (7) at the lower part, and a movable block (13) is arranged in an inner cavity of the supporting hanging box (11), guide pulleys (15) are installed on the left side and the right side of the moving block (13), the guide pulleys (15) are matched and limited in vertical sliding rails (16), a lower pull rod (9) is fixed at the center of the lower surface of the moving block (13), the lower pull rod (9) vertically and downwards is matched and penetrates through the supporting hanging box (11), the moving hanging ring (6) is arranged at the bottom end of the lower pull rod (9), a damping buffer spring (14) is sleeved outside the lower pull rod (9) between the lower surface of the moving block (13) and the bottom surface of the inner cavity of the supporting hanging box (11), a reset limiting rod (17) is fixed at the center of the upper surface of the moving block (13), four limiting clamping teeth (18) are symmetrically arranged on the rod faces on the left side and the right side of the reset limiting rod (17), the limiting clamping teeth (18) are clamped and matched with clamping heads (19), and the clamping heads (19) are movably arranged in a horizontal through barrel, a return spring (20) is further arranged in the horizontal through barrel (21), one end of the return spring (20) is fixed on the clamping head (19), and the other end of the return spring (20) is fixed on the inner wall of the supporting hanging box (11).

2. The anti-falling safety net for construction engineering, as recited in claim 1, characterized in that the net body area of the lower safety net (3) is larger than that of the upper safety net (1).

3. A construction engineering fall-preventing safety net according to claim 1, characterized in that the supporting hanging box (11) is fixed upwards on the building top wall by expansion screws (12).

4. The anti-falling safety net for construction engineering as claimed in claim 1, characterized in that the spacing between every two adjacent limit latch teeth (18) is equal.