CN217051420U - Lifting device for construction of fire-fighting ventilating duct - Google Patents

Abstract

The utility model discloses a hoisting device is used in fire control air pipe construction mainly relates to hoisting device technical field, including power component and placing the subassembly, place the subassembly and pass through power component and drive and rise and descend, place the spare part that the subassembly is used for placing fire control air pipe construction usefulness, power component includes roof, a plurality of mounting bracket, a plurality of electric block and a plurality of wire rope, places the subassembly and includes bottom plate, support, two first protection networks, two second protection networks and four extensible members. The two components of the utility model are matched to realize the lifting of the parts for the construction of the fire-fighting ventilation pipeline, and the whole structure is simple; place the subassembly and set up the protection network around the bottom plate, this protection network accessible extensible member props up the expansion, plays the effect that increases the bottom plate size, makes and places the subassembly and can place great spare part, and application scope is wide, accomplishes the promotion through electric block, easily operates economical and practical.

Description

Lifting device for construction of fire-fighting ventilating duct

Technical Field

The utility model relates to a hoisting device, especially a hoisting device is used in fire control air pipe construction.

Background

Fire engineering construction often needs to use hoisting device to promote fire-fighting facilities etc. to corresponding floor, then carry out installation work etc., wherein just including fire-fighting air pipe's construction, fire-fighting air pipe includes the tuber pipe, gallows and connecting bolt etc., the tuber pipe is mostly that the great pipe fitting of thin wall and size assembles and forms a whole complete passageway, single pipe fitting weight is not heavy than its volume, but its size is greatly taken up in the space, a lot of pipe fitting sizes are different, too big space waste that causes easily of size itself to hoisting device, big pipe fitting under not placing again of size undersize itself, this just makes the promotion of pipe fitting comparatively arduous, for this reason, we have proposed a hoisting device for fire-fighting air pipe construction.

SUMMERY OF THE UTILITY MODEL

The utility model provides a hoisting device is used in fire control air pipe construction has solved the problem that the hoisting device is used in the fire control air pipe construction that exists can not be applicable to the promotion that the pipe fitting size differs among the prior art.

The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: comprises a power component and a placement component, the placement component is driven by the power component to ascend and descend, the placement component is used for placing parts for the construction of a fire-fighting ventilating duct, the power component comprises a top plate, a plurality of mounting frames, a plurality of electric hoists and a plurality of steel wire ropes, the mounting frames are arranged on the upper side of the top plate, the electric hoists are arranged on the top plate, and the lower extreme is connected and is placed the subassembly, it includes the bottom plate to place the subassembly, and a support, two first protection networks, two second protection networks and four extensible members, the support setting is in the downside of bottom plate, and one side of two first protection networks articulates both sides around the bottom plate respectively, and one side of two second protection networks articulates respectively in the bottom plate left and right sides, and the opposite side of first protection network and second protection network all is connected with the end that stretches out of extensible member, and can be driven the luffing motion by it, and the stiff end of extensible member articulates on the support.

In order to better play the effect that increases the bottom plate size and can place the spare part of great fire control air pipe construction usefulness simultaneously, first protection network and second protection network all are the frame shape network structure who has the boundary.

In order to prevent that the spare part of using in the construction of promotion in-process fire control air pipe drops between adjacent first protection network and second protection network to and in order to link into an organic whole better the supporting role of playing with two first protection networks and two second protection networks, be polycyclic connection through many connecting ropes between two adjacent first protection networks and two second protection networks.

In order to make application scope wider, the extensible member is a hydraulic cylinder or an air cylinder or an electric push rod or an electro-hydraulic push rod.

In order to facilitate lifting connection, a plurality of lifting lugs are arranged on two sides of the top surface of the bottom plate, and the lower ends of a plurality of electric hoists are detachably hung on the lifting lugs.

The utility model adopts the above structure, following advantage has:

1. the power assembly and the placing assembly are arranged, the power assembly is used for driving the placing assembly to ascend and descend, the placing assembly is used for placing parts for fire fighting ventilation pipeline construction, the two assemblies are matched to realize lifting of the parts for fire fighting ventilation pipeline construction, and the overall structure is simple;

2. place the subassembly and set up the protection network around the bottom plate, this protection network accessible extensible member props up the expansion, plays the effect that increases the bottom plate size for place the subassembly and can place the spare part of great fire control air pipe construction usefulness, and the quantity and the size of size adjustment bottom plate size of the spare part that can promote as required, application scope is wide, accomplishes through electric block and promotes, easily operation, economical and practical.

Drawings

Fig. 1 is a schematic view of the structure of the utility model (in a folded state);

fig. 2 is a schematic view of the structure of the present invention (expanded state).

In the figure, 1, a mounting frame; 2. an electric hoist; 3. a top plate; 4. lifting lugs; 5. a base plate; 6. a first protection net; 7. a second protective net; 8. connecting ropes; 9. a telescoping member; 10. and (4) a bracket.

Detailed Description

In order to clearly explain the technical features of the present invention, the present invention will be explained in detail by the following embodiments and the accompanying drawings.

As shown in fig. 1 and fig. 2, the whole body comprises a power assembly and a placing assembly, wherein the placing assembly is driven by the power assembly to ascend and descend and is used for placing parts for fire fighting ventilation pipeline construction;

the power assembly comprises a top plate 3, a plurality of mounting frames 1, a plurality of electric hoists 2 and a plurality of steel wire ropes, the mounting frames 1 are welded on the upper side of the top plate 3, the electric hoists 2 are mounted on the top plate 3, the lower ends of the electric hoists are connected with the placement assembly, the power assembly is mounted on the top plate or on a platform or on a side wall through the mounting frames 1, and if the power assembly is mounted on the side wall, a first protective net 6 or a second protective net 7 on one side close to the side wall can not be unfolded;

the placing assembly comprises a bottom plate 5, a support 10, two first protective nets 6, two second protective nets 7 and four telescopic pieces 9, wherein the support 10 is welded on the lower side of the bottom plate 5, one sides of the two first protective nets 6 are respectively hinged to the front side and the rear side of the bottom plate 5, one sides of the two second protective nets 7 are respectively hinged to the left side and the right side of the bottom plate 5, the other sides of the first protective nets 6 and the second protective nets 7 are respectively connected with the extending ends of the telescopic pieces 9 and can be driven by the telescopic pieces to swing up and down, the fixed ends of the telescopic pieces 9 are hinged to the support 10, and in order to enable the application range to be wider, the telescopic pieces 9 are hydraulic cylinders or air cylinders or electric push rods or electric hydraulic push rods;

in order to better play the role of increasing the size of the bottom plate 5 and simultaneously being capable of placing larger parts for fire-fighting ventilation pipeline construction, the first protective net 6 and the second protective net 7 are both frame-shaped net structures with boundaries, and the first protective net 6 or the second protective net 7 can be combined and unfolded or can be independently unfolded;

in order to prevent parts for construction of the fire-fighting ventilation pipeline from falling from between the adjacent first protective nets 6 and the second protective nets 7 in the lifting process and to connect the two first protective nets 6 and the two second protective nets 7 into a whole so as to better play a supporting role, the two adjacent first protective nets 6 and the two second protective nets 7 are connected in a multi-ring shape through a plurality of connecting ropes 8;

for the convenience of lifting connection, a plurality of lifting lugs 4 are welded on two sides of the top surface of the bottom plate 5, and the lower ends of the electric hoists 2 are detachably hung on the lifting lugs 4.

The working principle is as follows: the lower end of the electric hoist 2 is hung on the lifting lug 4, the parts for the construction of the fire-fighting ventilating duct are placed on the bottom plate 5, whether the first protective net 6 or the second protective net 7 needs to be supported and unfolded or not can be determined on site according to the size and placement condition of parts, the first protective net 6 or the second protective net 7 can be combined into a plurality of pieces to be unfolded together or can be unfolded independently, and when being unfolded, the telescopic piece 9 is opened, the extending end of the telescopic piece 9 extends out to push the first protective net 6 or the second protective net 7 to be upwards supported and unfolded, the first protective net 6 or the second protective net 7 can be unfolded, the size of the bottom plate 5 is increased to the maximum range at the moment, more parts and larger sizes can be placed for the construction of the fire fighting ventilation pipeline, after the parts and the second protective net are placed, and simultaneously, opening the electric hoists 2 to lift the components for placing the components and the fire fighting ventilation pipeline together until the components are lifted to a proper floor or a proper position.

The electric hoist 2 and the protective net are the prior art.

The above-mentioned embodiment can not be regarded as right the utility model discloses the restriction of scope, to the technical person in this technical field, it is right the utility model discloses any alternative improvement or transform that the embodiment made all fall within the scope of protection of the utility model.

The parts of the present invention not described in detail are known to those skilled in the art.

Claims (5)

1. The utility model provides a hoisting device is used in fire control air pipe construction which characterized in that: the fire-fighting ventilation pipeline structure comprises a power assembly and a placement assembly, wherein the placement assembly is driven to ascend and descend by the power assembly, the placement assembly is used for placing parts for fire-fighting ventilation pipeline construction, the power assembly comprises a top plate, a plurality of mounting frames, a plurality of electric hoists and a plurality of steel wire ropes, the mounting frames are arranged on the upper side of the top plate, the electric hoists are mounted on the top plate, the lower end of the electric hoists is connected with the placement assembly, the placement assembly comprises a bottom plate, a support, two first protective nets, two second protective nets and four telescopic pieces, the support is arranged on the lower side of the bottom plate, one sides of the two first protective nets are respectively hinged to the front side and the rear side of the bottom plate, one sides of the two second protective nets are respectively hinged to the left side and the right side of the bottom plate, the other sides of the first protective nets and the second protective nets are respectively connected with the extending ends of the telescopic pieces, and can be driven by it to swing up and down, the stiff end of extensible member articulates on the support.

2. The lifting device for fire fighting ventilation duct construction according to claim 1, characterized in that: the first protective net and the second protective net are both frame-shaped net structures with boundaries.

3. The lifting device for fire fighting ventilation duct construction according to claim 2, characterized in that: two adjacent first protection networks and two be the polycyclic connection through many connecting ropes between the second protection network.

4. The lifting device for fire fighting ventilation duct construction according to claim 3, characterized in that: the telescopic piece is a hydraulic cylinder or an air cylinder or an electric push rod or an electro-hydraulic push rod.

5. The lifting device for fire fighting ventilation duct construction according to claim 4, characterized in that: the bottom plate top surface both sides all are provided with a plurality of lugs, and are a plurality of electric block's lower extreme can be dismantled to hang and establish on the lug.

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