CN112709416A

CN112709416A - Be used for foundation ditch engineering safety construction protective cradle

Info

Publication number: CN112709416A
Application number: CN202011498110.7A
Authority: CN
Inventors: 林军; 侯新宇; 桑海涛; 嵇晓雷; 缪云
Original assignee: Jiangsu Open University of Jiangsu City Vocational College
Current assignee: Jiangsu Open University of Jiangsu City Vocational College
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-04-27

Abstract

The invention belongs to the technical field of civil engineering foundation pit engineering construction, and particularly discloses a safety construction protection bracket for foundation pit engineering, which comprises a base, a fixed plate and a lifting mechanism, wherein the base is provided with a support frame; the number of the bases is two, the fixed plates are arranged above the two bases, the telescopic rods are vertically fixed at the centers of the surfaces of the bases, and the other ends of the telescopic rods are fixed on the bottom surfaces of the fixed plates; a lifting mechanism is arranged on one side, far away from each other, of each of the two telescopic rods; the lifting mechanism comprises a hydraulic cylinder and a piston rod; the hydraulic cylinder is fixedly arranged on the surface of the base, the output end of the hydraulic cylinder is fixedly connected with a piston rod, and the other end of the piston rod is fixedly connected with the bottom surface of the fixed plate; a guardrail component is vertically installed and fixed at the edge position of the surface of the fixing plate; the guardrail assembly comprises a guardrail rod and a railing; the guard bars are vertically fixed at the edge of the surface of the fixing plate and are arranged at equal intervals, and every two guard bars are connected with each other through the railings.

Description

Be used for foundation ditch engineering safety construction protective cradle

Technical Field

The invention relates to the technical field of foundation pit engineering construction, in particular to a protective support for safety construction of foundation pit engineering.

Background

China has rapid economic development and higher requirements on construction engineering safety, and in the field of civil engineering construction, because safety equipment measures are not in place, some engineering construction safety accidents usually occur, so that the life safety and the personal safety of constructors cannot be effectively guaranteed, the frequent occurrence of safety accidents also seriously affects the foundation pit construction progress, and the construction quality and the construction efficiency are reduced. Especially, in a complex geological condition, such as foundation pit engineering construction, effective guarantee needs to be provided for the safety of constructors. At present, because safety equipment measures are not in place, serious construction safety accidents generally occur, so that the life safety and personal safety of constructors cannot be effectively guaranteed, the construction progress of foundation pit engineering is also seriously influenced by frequent safety accidents, and the construction quality and efficiency are reduced. The safety of current safe construction support exists the security not high, and because constructor often faces empty operation, because the restriction of operating space, leads to constructor to need the reciprocating to take construction tool or equipment, and the process is wasted time and energy, has obvious potential safety hazard, has greatly reduced constructor work efficiency.

Disclosure of Invention

The invention aims to provide a protective support for the safety construction of foundation pit engineering, which aims to solve the safety problem in the background technology and provides a protective support for the safety construction of foundation pit engineering.

In order to achieve the purpose, the invention adopts the following technical scheme:

a protective support for safe construction of foundation pit engineering comprises a fixed plate at the upper part and two bases at the lower part, wherein a telescopic rod and a lifting mechanism are arranged between the bases and the fixed plate, a cross rod is arranged on the inner side of the telescopic rod, and the ends of the cross rods of the two telescopic rods are connected through a rotating piece; and a protective net is arranged at the upper part of the fixing plate.

As a further preferable scheme, a first lug and a second lug are arranged on two sides of the fixing plate, and the first lug and the second lug are clamped and fixed on the side part of the fixing plate up and down.

As a further preferable mode, a guardrail assembly is provided at a peripheral edge of the fixing plate.

As a further preferable mode, an extension plate which can be drawn out and stored is arranged in the side part of the fixing plate.

As a further preferable scheme, the bottom of the base is provided with universal wheels.

As a further preferable scheme, brake plates are arranged on two sides of the base and hinged with the base, and friction layers are arranged on the outer sides of the brake plates.

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

1. the scaffold can be folded when not in use through the detachable connection of the fixing plate, the rotating connection between the two cross rods and the action of the universal wheels on the bottom surface of the base, so that the size is reduced, and the scaffold is more convenient to store.

2. The guardrail component can protect constructors positioned on the surface of the fixed plate through the action of the guardrail component, and the guardrail component can be detached when not used or the extension plate is needed, so that the guardrail component can be stored more conveniently.

3. The universal wheel, the brake plate and the friction layer are matched, when the scaffold is used, the scaffold is moved to a construction position under the action of the universal wheel, then the bottom surface of the brake plate is contacted with the ground through the rotating connection of the brake plate and the base, and the scaffold is fixed under the action of the friction layer, so that the moving and fixing functions of the scaffold are realized.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic structural view of the protection net of the present invention;

FIG. 3 is a side view of the present invention in its entirety;

FIG. 4 is an enlarged schematic view at A in FIG. 3;

FIG. 5 is an enlarged schematic view at B in FIG. 3;

FIG. 6 is a schematic view of a rotating member according to the present invention;

in the figure: 1. a base; 2. a fixing plate; 3. a telescopic rod; 4. a lifting mechanism; 401. a hydraulic cylinder; 402. a piston rod; 5. a guardrail assembly; 501. a guard bar; 502. a railing; 503. a clamping block; 504. a card slot; 6. a cross bar; 7. a rotating member; 701. a first collar; 702. a second collar; 703. a rotating rod; 8. an extension plate; 9. a slider; 10. a chute; 11. a first bump; 12. a second bump; 13. a protective net; 14. hooking; 15. a universal wheel; 16. a brake plate; 17. and (4) a friction layer.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1-6; the invention provides a civil engineering safety scaffold, which comprises a base 1, a fixed plate 2 and a lifting mechanism 4; the number of the bases 1 is two, the fixing plates 2 are arranged above the two bases 1, the telescopic rods 3 are vertically fixed at the centers of the surfaces of the bases 1, the other ends of the telescopic rods 3 are fixed on the bottom surfaces of the fixing plates 2, the lifting mechanisms 4 are arranged on the sides, away from each other, of the two telescopic rods 3, the lifting mechanisms 4 comprise hydraulic cylinders 401 and piston rods 402, the hydraulic cylinders 401 are fixedly installed on the surfaces of the bases 1, the output ends of the hydraulic cylinders 401 are fixedly connected with the piston rods 402, and the other ends; base 1 and telescopic link 3 can play the fixed effect of support to fixed plate 2, and be provided with elevating system 4, hydraulic cylinder 401 can start when using, thereby it stretches out to make fixed plate 2 rise or descend to drive piston rod 402 through hydraulic cylinder 401, thereby with the height of adjusting fixed plate 2, the constructor of being convenient for uses, and fixed plate 2 is connected for dismantling with telescopic link 3 and piston rod 402, can dismantle fixed plate 2 from telescopic link 3 and elevating system 4 top when not using, reduce the volume, be convenient for deposit.

The vertical installation in fixed plate 2 surface border position department is fixed with guardrail subassembly 5, guardrail subassembly 5 includes guardrail 501 and railing 502, guardrail 501 is vertical to be fixed in fixed plate 2 surface border position department and equidistant setting, through railing 502 interconnect between per two guardrail 501, it is fixed with the cooperation block of draw-in groove 504 through fixture block 503 between railing 502 and the guardrail 501, can play the guard action to the constructor that is located fixed plate 2 surface through guardrail subassembly 5, prevent constructor from falling from fixed plate 2 surface, and because the cooperation block through fixture block 503 and draw-in groove 504 is fixed between guardrail 501 and the railing 502, thereby can or will use extension plate 8 to make when not using and dismantle guardrail subassembly 5, thereby the depositing of guardrail subassembly 5 of being more convenient for.

The opposite sides of the two telescopic rods 3 are fixedly connected with cross rods 6, and the opposite sides of the two cross rods 6 are connected with each other through rotating pieces 7; the rotating member 7 comprises a first collar 701, a second collar 702 and a rotating rod 703; the first lantern ring 701 is fixed on the upper side and the lower side of the end part of one cross rod 6, the second lantern ring 702 is fixed in the middle of the end part of the other cross rod 6, a rotating rod 703 is arranged between the first lantern ring 701 and the second lantern ring 702, the two ends of the rotating rod 703 are fixedly connected with the first lantern ring 701, and the middle of the rotating rod 703 is rotatably connected with the second lantern ring 702; the effect of strengthening the support can be played in setting up through two horizontal poles 6 to strengthen the intensity of two telescopic links 3, and rotate through rotating 7 between two horizontal poles 6 and connect, and rotate through two horizontal poles 6 and connect and can be when this scaffold does not use, dismantle the back with fixed plate 2, fold, thereby further reduce the volume, be convenient for deposit.

Extension plates 8 are arranged inside two sides of the fixed plate 2, sliding blocks 9 are arranged on two sides of the extension plates 8 in an outward extending mode, sliding grooves 10 are formed in the positions, corresponding to the sliding blocks 9, inside the fixed plate 2, and the extension plates 8 and the fixed plate 2 are connected in a sliding mode through the sliding blocks 9 and the sliding grooves 10 in a matched mode; through the sliding connection of extension plate 8 and fixed plate 2, can be when constructor is located the eminence, enlarge constructor's home range to enlarged the area also can be convenient for constructor to carry more equipment, improved the device's practicality.

First lugs 11 are symmetrically and fixedly arranged on two sides of the surface of the fixing plate 2, second lugs 12 are arranged above the two first lugs 11, a protective net 13 is arranged between the two first lugs 11, two sides of the bottom end of the protective net 13 are fixedly connected with the first lugs 11, two sides of the top end of the protective net 13 are fixedly connected with the second lugs 12, and a plurality of hooks 14 are fixedly arranged on the inner side of the top end of the protective net 13 at equal intervals; when the protective device is used, the two first lugs 11 are fixed on the surface of the fixing plate 2, and the two second lugs 12 can be fixed at the construction position, so that the protective net 13 is unfolded, the protective net 13 plays a protective role, and the hooks 14 arranged on the inner side of the top end of the protective net 13 can facilitate the fixing of the protective net 13.

Universal wheels 15 are fixedly arranged on the bottom surfaces of the two bases 1, brake plates 16 are arranged on two sides of the bases 1, the two brake plates 16 are rotatably connected with the bases 1, and friction layers 17 are arranged on the bottom surfaces of the two brake plates 16; the universal wheels 15 arranged on the bottom surfaces of the two bases 1 can enable the scaffold to move and fold, the brake plates 16 rotatably connected to the two sides of the bases 1 can rotate to be in contact with the ground after the scaffold moves to a proper position, and friction layers 17 are arranged on the bottom surfaces of the brake plates 16, so that the friction force between the brake plates 16 and the ground is improved through the action of the friction layers 17, the scaffold is fixed, and the moving and fixing functions of the scaffold are achieved.

It is worth noting that: the whole device is controlled by the master control button, and the equipment matched with the control button is common equipment, so that the device belongs to the prior art, and the electrical connection relation and the specific circuit structure of the device are not repeated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a be used for foundation ditch engineering safety construction protective cradle which characterized in that: the telescopic rod type lifting device comprises a fixed plate (2) at the upper part and two bases (1) at the lower part, a telescopic rod (3) and a lifting mechanism (4) are arranged between the bases (1) and the fixed plate (2), a cross rod (6) is arranged on the inner side of the telescopic rod (3), and the end parts of the cross rods (6) of the two telescopic rods (3) are connected through a rotating part (7); the upper part of the fixed plate (2) is provided with a protective net (13).

2. The protective bracket for the safety construction of the foundation pit engineering according to claim 1, characterized in that: the two sides of the fixing plate (2) are provided with a first lug (11) and a second lug (12), and the first lug (11) and the second lug (12) are clamped and fixed on the side portion of the fixing plate (2) up and down.

3. The protective bracket for the safety construction of the foundation pit engineering according to claim 1, characterized in that: and a guardrail component (5) is arranged on the edge of the periphery of the fixing plate (2).

4. The protective bracket for the safety construction of the foundation pit engineering according to claim 1, characterized in that: an extension plate (8) which can be pulled out and stored is arranged in the side part of the fixed plate (2).

5. The protective bracket for the safety construction of the foundation pit engineering according to claim 1, characterized in that: the bottom of the base (1) is provided with universal wheels (15).

6. The protective bracket for the safety construction of the foundation pit engineering according to claim 1, characterized in that: brake plates (16) are arranged on two sides of the base (1), the brake plates (16) are hinged with the base (1), and friction layers (17) are arranged on the outer sides of the brake plates (16).