CN215830048U

CN215830048U - Install platform of unloading of folding safe plain net additional

Info

Publication number: CN215830048U
Application number: CN202122121674.5U
Authority: CN
Inventors: 渠一辉; 胡俊杰; 吴利军; 李珉; 梅富全; 李琳; 金鑫
Original assignee: Shanxi Guangye Construction Engineering Co ltd; China Shanxi Sijian Group Co Ltd
Current assignee: Shanxi Guangye Construction Engineering Co ltd; China Shanxi Sijian Group Co Ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-02-15
Anticipated expiration: 2031-09-03

Abstract

The utility model belongs to the technical field of discharge platform protection, and solves the problems that an included angle between a safety net and a protection plate cannot be adjusted at any time and the existing discharge platform is inconvenient to unfold and retract. The utility model provides an install platform of unloading of folding safe flat net additional, including two main outriggers, two parallel and anchor of main outrigger are on the floor of below, the outer end of main outrigger hangs out outside the floor, and the platform body is installed to the top, the place ahead and the left and right sides of platform body all are provided with a main protection network, the one end of main protection network is rotated and is connected on the main outrigger that corresponds, be connected with the chain between the one end that main outrigger was kept away from to main protection network and the upper end of platform body, contained angle between main protection network and the material platform is adjustable, be provided with the box body of the free section of placing the chain on the platform body inner wall, the rear of platform body is provided with the emergency exit. The utility model can adjust the included angle between the safety net and the guard plate at any time, and is convenient for unfolding and folding.

Description

Install platform of unloading of folding safe plain net additional

Technical Field

The utility model belongs to the technical field of discharge platform protection, and particularly relates to a discharge platform additionally provided with a folding safety flat net.

Background

When the main part stage of building is under construction, for preventing to unload dropping of material and instrument on the platform, generally can set up one main protection network in the below 500mm department of the platform of unloading for accept the material that the top dropped, but this main protection network has following not enoughly:

1. the periphery of the main protective net at least exceeds the range of more than 1000mm than the unloading platform, so that the main protective net is not easy to erect;

2. each layer of the unloading platform is provided with a main protective net which needs to be repeatedly erected, so that the construction efficiency is reduced;

3. the appearance of the main protective net after being erected is poor.

Through retrieval, chinese patent publication No. CN201721119368.5 discloses a platform of unloading, the platform of unloading contains two girder and work platform that are parallel to each other, and the one end rigid coupling of girder is on the floor, and the other end stretches out the floor and is in the sky state, and the outside of two girder choosing the sky end all is connected with first safety net, and girder choosing the sky end face and is connected with the second safety net.

The above patents suffer from the following disadvantages:

1. the hanging chain in the patent can not adjust the included angle between the safety net and the guard plate at any time;

2. according to the novel safety net, the hanging chain is tensioned to keep the safety net horizontally unfolded, the retracted safety net is locked through the clamping plate, and the hanging chain needs to be disassembled and assembled each time the safety net is retracted and extended, so that the construction efficiency is low;

3. the third safety net of this patent need carry on spacingly with the help of the bridging plate when expanding, is in the clearance between second main protection network and the backplate when withdrawing, can influence the steadiness that the joint board is connected.

Therefore, an unloading platform provided with a folding safety flat net and capable of adjusting an included angle between a safety net and a guard plate at any time and facilitating unfolding and folding needs to be researched urgently.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects that the included angle between a safety net and a protection plate cannot be adjusted at any time and the existing discharging platform is inconvenient to unfold and retract, the utility model aims to provide the discharging platform additionally provided with the folding safety flat net.

In order to achieve the purpose, the utility model adopts the following technical scheme that the unloading platform additionally provided with the folding safety flat net comprises two main outriggers, the two main outriggers are parallel and anchored on a floor slab below, the outer ends of the main outriggers are cantilevered out of the floor slab, a platform body is arranged above the main outriggers, main protective nets are arranged in front of and on the left side and the right side of the platform body respectively, one ends of the main protective nets are rotatably connected to the corresponding main outriggers, chains are connected between one ends of the main protective nets, far away from the main outriggers, and the upper ends of the platform body, included angles between the main protective nets and a material platform are adjustable, and a box body for placing free sections of the chains is arranged on the inner wall of the platform body.

Preferably, the fixed position that the upper end of platform body corresponds the chain has the support groove, holds in the palm the groove level setting, wears to be equipped with the bolt in holding in the groove, and the chain ring of chain is arranged in and is held in the groove and through the bolt locking, and the box body setting is in the below of holding in the groove, chain, box body and support groove one-to-one.

Preferably, the main protective net comprises a front protective net and two side protective nets, a central axis of a bracket corresponding to the front protective net is parallel to the main outrigger, a central axis of a bracket corresponding to the front protective net is perpendicular to the main outrigger, a central axis of a bracket corresponding to the side protective net is perpendicular to the main outrigger, and a central axis of a bracket corresponding to the side protective net is parallel to the main outrigger.

Preferably, the left end and the right end of the front protective net are both rotatably connected with auxiliary protective nets, the auxiliary protective nets are arranged on one sides of the front protective nets far away from the chain, and the auxiliary protective nets are completely unfolded or locked on the front protective nets through bolts after being retracted.

Preferably, the auxiliary protection net is provided with a first rotating shaft, the front protection net is provided with first sleeves corresponding to the first rotating shaft, and the first rotating shaft is rotatably connected in the two first sleeves; the outer wall of the main cantilever beam is far away from the first rotating shaft, a nut is fixed on the outer wall of the main cantilever beam, the nut is arranged between the rotating shaft and the auxiliary protective net, the central axis is in the plane where the auxiliary protective net is located, a second sleeve and a third sleeve which are matched with the nut are fixed on the front protective net, and the second sleeve and the third sleeve are respectively arranged at the left end and the right end of the first sleeve which is far away from the main cantilever beam.

Preferably, a second rotating shaft is arranged on the main protective net, fourth sleeves are fixed on the main cantilever beam at positions corresponding to the second rotating shaft, and the second rotating shaft is rotatably connected into the two fourth sleeves; one end of the main protective net, which is far away from the main cantilever beam, is provided with a hanging ring, and one end of the chain is fixed on the corresponding hanging ring.

Preferably, the anchor end of main outrigger is provided with the anchor ring, and the section of encorbelmenting of main outrigger is provided with oblique pull ring and hoist and mount ring, and the lower extreme of main outrigger is provided with the baffle, and the baffle butt is on the outer wall.

Preferably, the rear of platform body is provided with the emergency exit, and the below of platform body is provided with a plurality of supplementary fossil fragments, and a plurality of supplementary fossil fragments all are parallel with main outrigger, and one end anchor is on the floor.

The method comprises the following specific operation steps:

1. hoisting the integral device on a corresponding floor slab through hoisting equipment, and anchoring the main cantilever beam on the floor slab;

2. the auxiliary protective net is completely unfolded, and the bolt is connected between the nut and the second sleeve and fixed;

3. adjusting the position of the chain in the bracket according to the included angle between the main protective net and the vertical wall of the corresponding platform body, and inserting the inserted pin into the corresponding chain ring for locking; (the included angle is between 0 and 90 degrees, when the included angle is 90 degrees, the main protective screening is in a completely unfolded state, when the included angle is 0 degrees, the main protective screening is completely retracted)

4. When the main protective net needs to be retracted, the bolt is pulled out, the chain is pulled back, and when the main protective net is fully retracted, the chain is fixed on the bracket through the bolt lock again;

5. and taking down the bolt, turning the auxiliary protective net to the position completely withdrawing the front part of the front protective net, and connecting the bolt between the nut and the third sleeve for fixing.

Compared with the prior art, the utility model provides the unloading platform additionally provided with the folding safety flat net, and the unloading platform has the following beneficial effects:

1. the platform is simple and compact in structure, the included angle between the main protective net and the platform body is adjustable, and the main protective net is convenient to unfold and recover;

2. according to the utility model, the auxiliary protective net is additionally arranged, so that the protection range is further improved, and the auxiliary protective net is convenient to unfold and retract.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic perspective view of a fully-unfolded overall structure before an auxiliary protective net is added in the embodiment;

fig. 2 is a top view of the entire structure of the present embodiment fully expanded before the auxiliary protective net is installed;

FIG. 3 is an enlarged view of the bracket of the present embodiment;

FIG. 4 is an enlarged view of the case of the present embodiment;

fig. 5 is a schematic perspective view of the overall structure of the fully-unfolded auxiliary protective net in this embodiment;

fig. 6 is a bottom view of the entire structure of the present embodiment after the auxiliary protective net is added;

fig. 7 is an enlarged schematic view of the nut of the first rotating shaft in the embodiment.

In the figure: 1-main outrigger; 2-a platform body; 3.1-main protective net; 3.11-front protective net; 3.12-side protective net; 3.2-auxiliary protective net; 4-a chain; 5-box body; 6-bracket; 7-a bolt; 8.1-anchoring ring; 8.2-inclined pull ring; 8.3-hoisting ring; 8.4-baffle; 9.1-a first rotating shaft; 9.2-a first sleeve; 9.3-nut; 9.4-second sleeve; 9.5-a third sleeve; 9.6-bolt; 10.1-a second shaft; 10.2-a fourth sleeve; 10.3-suspension loop; 11-a safety door; 12-auxiliary keel; 13-floor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The present invention provides an embodiment:

the utility model provides an install platform of unloading of folding safe flat net additional, as shown in figure 1, as shown in figure 2, including two main outriggers 1, two main outriggers 1 are parallel and anchor on floor 13 of below, the outer end of main outrigger 1 hangs out outside floor 13, and the platform body 2 is installed to the top, the place ahead and the left and right sides of platform body 2 all are provided with a main protection network 3.1, the one end of main protection network 3.1 is rotated and is connected on the main outrigger 1 that corresponds, be connected with chain 4 between the one end that main protection network 3.1 kept away from main outrigger 1 and the upper end of platform body 2, the contained angle between main protection network 3.1 and the material platform 2 is adjustable, be provided with the box body 5 of placing the free section of chain 4 on the platform body 2 inner wall.

In the embodiment, the model of the main cantilever beam 1 is 18# channel steel, the anchoring end of the main cantilever beam 1 is provided with an anchoring ring 8.1, a phi 20U-shaped ring is embedded in the anchoring end and is not suitable for being embedded in the overhanging part of the structure, the main cantilever beam 1 extends into the building edge by 800mm, the main outrigger 1 is fixed through an anchoring ring 8.1, an inclined pull ring 8.2 and a hoisting ring 8.3 are arranged at the overhanging section of the main outrigger 1, an inclined pull wire rope is connected between the inclined pull ring 8.2 and the anchoring ring pre-buried above the floor, the left and right sides of the main outrigger are respectively provided with two paths, the diameter phi of the inclined pull wire rope is 18, an included angle between the inclined pull wire rope and the platform body is more than 45 degrees, each layer of pre-buried anchoring ring 8.1 is not only the main outrigger anchoring ring, but also can be used as a hoisting ring of the inclined pull wire rope, the hoisting ring 8.3 is used for hoisting and moving the unloading platform, a baffle 8.4 is arranged at the lower end of the main outrigger 1, the baffle 8.4 is abutted to the outer wall, and the length of the anchoring end of the main outrigger 1 is further reinforced and convenient to determine.

As shown in fig. 3 and 4, the upper end of the platform body 2 is fixed with a bracket 6 corresponding to the chain 4, the bracket 6 is horizontally arranged, a bolt 7 penetrates through the bracket 6, the chain ring of the chain 4 is arranged in the bracket 6 and locked by the bolt 7, the box body 5 is arranged below the bracket 6, and the chain 4, the box body 5 and the bracket 6 are in one-to-one correspondence.

The main protective net 3.1 comprises a front protective net 3.11 and two side protective nets 3.12, the central axis of a bracket 6 corresponding to the front protective net 3.11 is parallel to the main outrigger 1, a bolt 7 corresponding to the front protective net 3.11 is perpendicular to the main outrigger 1, the central axis of the bracket 6 corresponding to the side protective nets 3.12 is perpendicular to the main outrigger 1, and the bolt 7 corresponding to the side protective nets 3.12 is parallel to the main outrigger 1.

A second rotating shaft 10.1 is arranged on the main protective net 3.1, fourth sleeves 10.2 are fixed on the main cantilever beam 1 corresponding to the second rotating shaft 10.1, and the second rotating shaft 10.1 is rotatably connected in the two fourth sleeves 10.2; one end of the main protective net 3.1, which is far away from the main cantilever beam 1, is provided with a hanging ring 10.3, and one end of the chain 4 is fixed on the corresponding hanging ring 10.3.

Confirm the quantity of the chain 4 that needs to set up according to the platform body 2 of different specifications, guarantee steadiness and the convenience of being connected between main protection network 3.1 and the platform body 2, in this embodiment, preceding protection network 3.11 corresponds one chain 4, side protection network 3.12 all corresponds the chain 4 that twice interval set up, when adjusting main protection network 3.1 and the contained angle between the upright wall of the platform body 2 that corresponds, only need adjust the position of chain 4, the chain link lock that will correspond can in holding in the palm groove 6, can place the free section of chain 4 in the box body 5 of below, avoid chain 4 to trip constructor.

The safety door 11 is arranged at the rear of the platform body 2, so that the construction personnel is prevented from entering the platform body 2 without permission, unsafe accidents are reduced, the bottom of the platform body 2 is welded and fixed by the pattern steel plates, the overlapped part of the platform body and the outer frame is well sealed, the pattern steel plates are fixed by welding the auxiliary keel 12 through hinges, the auxiliary keel 12 spans into a floor structure and is anchored more than 100mm, and the auxiliary keels 12 are parallel to the main cantilever beam 1.

As shown in fig. 5 and 6, the auxiliary protection net 3.2 is rotatably connected to both left and right ends of the front protection net 3.11, the auxiliary protection net 3.2 is arranged on one side of the front protection net 3.11 away from the chain 4, and the auxiliary protection net 3.2 is completely unfolded or locked on the front protection net 3.11 by a bolt after being retracted.

Be provided with first pivot 9.1 on the supplementary protection network 3.2, the position that corresponds first pivot 9.1 on the preceding protection network 3.11 is provided with first sleeve 9.2, first pivot 9.1 rotates and connects in two first sleeves 9.2, first pivot 9.1 is fixed with nut 9.3 on keeping away from the outer wall of main outrigger 1, nut 9.3 sets up between pivot and supplementary protection network 3.2, and the axis is in the plane at supplementary protection network 3.2 place, preceding protection network 3.11 is fixed with second sleeve 9.4 and the third sleeve 9.5 that matches with nut 9.3, second sleeve 9.4 and third sleeve 9.5 set up respectively in the left and right sides both ends of keeping away from the first sleeve 9.2 of main outrigger 1.

When the auxiliary protective net 3.2 is completely unfolded, the nut 9.3 is coaxial with the second sleeve 9.4, the bolt 9.6 is inserted, and the nut 9.3 is fixedly connected with the second sleeve 9.4;

when the auxiliary protective net 3.2 is retracted, the nut 9.3 is coaxial with the third sleeve 9.5, the bolt 9.6 is inserted, and the nut 9.3 is fixedly connected with the third sleeve 9.5;

the method comprises the following specific operation steps:

1. hoisting the integral device on the corresponding floor 13 through hoisting equipment, and anchoring the main cantilever beam 1 on the floor 13;

2. completely unfolding the auxiliary protective net 3.2, and connecting and fixing a bolt 9.5 between the nut 9.3 and the second sleeve 9.4;

3. according to the included angle between the main protective net 3.1 and the vertical wall of the corresponding platform body 2, the position of the chain 4 in the bracket 6 is adjusted, and the bolt 7 is inserted into the corresponding chain ring to be locked; (the included angle is between 0 and 90 degrees, the main protective screening 3.1 is in a completely unfolded state at 90 degrees, and the main protective screening 3.1 is completely retracted at 0 degree)

4. When the main protective net 3.1 needs to be retracted, the bolt 7 is pulled out, the chain 4 is pulled back, and when the main protective net 3.1 is fully retracted, the chain 4 is locked on the bracket 6 through the bolt 7 again to be fixed;

5. and taking down the bolt 9.5, turning the auxiliary protective net 3.2 to be completely retracted in front of the front protective net 3.11, and connecting the bolt 9.5 between the nut 9.3 and the third sleeve 9.5 for fixing.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides an install platform of unloading of folding safe plain net additional, includes two main outriggers (1), on two main outriggers (1) are parallel and the anchoring floor of below, outside the floor was encorbelmented to the outer end of main outrigger (1), and the top installed platform body (2), its characterized in that: the place ahead and the left and right sides of platform body (2) all are provided with one main protection network (3.1), and the one end of main protection network (3.1) is rotated and is connected on main outrigger (1) that corresponds, is connected with chain (4) between the one end that main outrigger (1) was kept away from in main protection network (3.1) and the upper end of platform body (2), and the contained angle between main protection network (3.1) and platform body (2) is adjustable, is provided with box body (5) of the free section of placing chain (4) on platform body (2) inner wall.

2. The discharging platform with the foldable safety flat net added thereto according to claim 1, characterized in that: the position that the upper end of platform body (2) corresponds chain (4) is fixed with holds in the palm groove (6), holds in the palm groove (6) level setting, wears to be equipped with bolt (7) in holding in the palm groove (6), and the chain ring of chain (4) is arranged in and is held in the palm groove (6) and through bolt (7) locking, and box body (5) set up in the below of holding in the palm groove (6), chain (4), box body (5) and hold in the palm groove (6) one-to-one.

3. The discharging platform with the foldable safety flat net added thereto according to claim 2, characterized in that: the main protective net (3.1) comprises a front protective net (3.11) and two side protective nets (3.12), the central axis of a bracket (6) corresponding to the front protective net (3.11) is parallel to the main cantilever beam (1), the plug pins (7) corresponding to the front protective net (3.11) are perpendicular to the main cantilever beam (1), the central axis of the bracket (6) corresponding to the side protective net (3.12) is perpendicular to the main cantilever beam (1), and the plug pins (7) corresponding to the side protective nets (3.12) are parallel to the main cantilever beam (1).

4. The discharging platform with the foldable safety flat net added thereto according to claim 3, characterized in that: the left end and the right end of the front protective net (3.11) are rotatably connected with auxiliary protective nets (3.2), the auxiliary protective nets (3.2) are arranged on one sides, far away from the chain (4), of the front protective nets (3.11), and the auxiliary protective nets (3.2) are completely unfolded or are locked on the front protective nets (3.11) through bolts after being retracted.

5. The discharging platform with the foldable safety flat net added thereto according to claim 4, characterized in that: a first rotating shaft (9.1) is arranged on the auxiliary protective net (3.2), a first sleeve (9.2) is arranged on the front protective net (3.11) corresponding to the first rotating shaft (9.1), and the first rotating shaft (9.1) is rotatably connected between the two first sleeves (9.2);

the outer wall of the main cantilever beam (1) is far away from the first rotating shaft (9.1) and is fixedly provided with a nut (9.3), the nut (9.3) is arranged between the rotating shaft and the auxiliary protective net (3.2), the central axis is in the plane of the auxiliary protective net (3.2), the front protective net (3.11) is fixedly provided with a second sleeve (9.4) and a third sleeve (9.5) which are matched with the nut (9.3), and the second sleeve (9.4) and the third sleeve (9.5) are respectively arranged at the left end and the right end of the first sleeve (9.2) far away from the main cantilever beam (1).

6. The discharging platform with the foldable safety flat net added thereto according to claim 1, characterized in that: a second rotating shaft (10.1) is arranged on the main protective net (3.1), fourth sleeves (10.2) are fixed on the main cantilever beam (1) at positions corresponding to the second rotating shaft (10.1), and the second rotating shaft (10.1) is rotatably connected into the two fourth sleeves (10.2); one end of the main protective net (3.1) far away from the main cantilever beam (1) is provided with a hanging ring (10.3), and one end of the chain (4) is fixed on the corresponding hanging ring (10.3).

7. The discharging platform with the foldable safety flat net added thereto according to claim 1, characterized in that: the anchor end of main outrigger (1) is provided with anchor ring (8.1), and the section of encorbelmenting of main outrigger (1) is provided with oblique pull ring (8.2) and hoisting ring (8.3), and the lower extreme of main outrigger (1) is provided with baffle (8.4), and baffle (8.4) butt is on the outer wall.

8. The discharging platform with the foldable safety flat net added thereto according to claim 1, characterized in that: the safety door (11) is arranged at the rear of the platform body (2), a plurality of auxiliary keels (12) are arranged below the platform body (2), the auxiliary keels (12) are parallel to the main cantilever beam (1), and one end of each auxiliary keel is anchored on the floor slab.