CN201292656Y

CN201292656Y - Inner formwork construction support of shaft

Info

Publication number: CN201292656Y
Application number: CNU2008202195678U
Authority: CN
Inventors: 韩彦苓; 孙亚兰
Original assignee: SHENYANG NORTH CONSTRUCTION CO Ltd
Current assignee: SHENYANG NORTH CONSTRUCTION CO Ltd
Priority date: 2008-11-19
Filing date: 2008-11-19
Publication date: 2009-08-19
Anticipated expiration: 2018-11-19

Abstract

The utility model relates to an elevator well inner formword construction support which comprises a platform surface and is characterized in that the bottom of the platform surface is provided with a brace rod downwards extending vertical to the platform surface and having a length equal to the height of floors; the lower part of the brace rod is provided with a channel steel clamp which can be clamped at the doorway of an elevator well and enables the platform surface to be level with the ground of the former floor; and the construction platform has simple and reasonable structure and convenient execution, is beneficial to saving the construction time and cost and is more beneficial to the popularization and the application on the aspect of elevator construction.

Description

Elevator shaft inner formword construction bracket

Technical field:

The utility model relates to the construction field of elevator shaft, relates in particular to a kind of elevator shaft inner formword construction bracket that is applied in the elevator shaft.

Background technology:

Present city middle-high building is more and more, and elevator just obtains using quite widely, and the elevator hoistways of reserving in the work progress of civil engineering does not often meet the installation code of elevator, the standard that this just need utilize the elevator shaft inner formword of standard that the elevator hoistways of embedment for Civil Works is constructed again and to reach elevator is installed.And traditional elevator shaft inner wall construction method is at elevator hoistways inwall overlap joint scaffold, erection construction platform on scaffold then, the constructor stands in and utilizes the elevator shaft inner formword to carry out the construction of elevator shaft inwall on the operation platform, and along with every layer construction, scaffold is also taken higher and higher, otherwise elevator shaft inwall formwork erection is difficult; It is cumbersome that this method is set up the scaffold process, and because need begin upwards to set up step by step from bottom, relatively expend cost, and the process of setting up expends time in, and prolonged the duration virtually; And the present way that a kind of alternative scaffold also occurred, its concrete step is a reserving hole in the coarse elevator shaft hoistway of elder generation after civil engineering is built up, then support is inserted this hole, again operation platform is dropped on the support, utilize support that operation platform is supported, on operation platform, construct then; When needing again last layer constructed, then need working platform is sling, then support is extracted out from original hole and inserted in the hole that one deck is reserved down, again working platform is placed on the support, the workman stands on the working platform and starts working then, though this method need not be set up from bottom, also provide cost savings, but implementation process need be at the default a lot of holes of elevator shaft inwall, this makes troubles for virtually the civil engineering process of elevator shaft inwall, and, all need support is withdrawn from hole after finishing each layer, insert in the hole of last layer again, this has also wasted the engineering time, increase difficulty of construction, construction is got up cumbersome.

The utility model content:

The utility model purpose: the purpose of this utility model provides a kind of elevator shaft inner formword construction bracket that is applied in the elevator shaft, its objective is in the work progress that solves elevator shaft inner formword construction bracket in the past the problem of big and waste duration of the process difficulty of lifting.

Technical scheme: the utility model is achieved through the following technical solutions:

Elevator shaft inner formword construction bracket comprises flat upper surface, it is characterized in that: the bottom of flat upper surface be provided with perpendicular to flat upper surface extend downwards and length corresponding to the brace rod of the floor height of floor; The bottom of brace rod is provided with and can be stuck in the channel-section steel card that place, elevator shaft doorway maintains an equal level the flooring of flat upper surface and last layer.

Brace rod is two that are parallel to each other, and is provided with diagonal brace between brace rod and flat upper surface; Form gusseted between diagonal brace and brace rod and the flat upper surface.

Be provided with protective guard between two parallel brace rods.

Advantage and effect: the utility model provides a kind of elevator shaft inner formword construction bracket, use to adopt in the process of this elevator shaft inner formword construction bracket elevator shaft inner formword construction bracket hung step by step and rise to the position that the flooring with the floor of the pre-construction in upper strata maintains an equal level, directly elevator shaft inner formword construction bracket is stuck in the fixed form on the elevator doorway of lower floor then, the workman promptly can stand on this elevator shaft inner formword construction bracket and set up the construction that the elevator shaft template is carried out the elevator shaft inwall; The job practices of using this elevator shaft inner formword construction bracket only need promote it step by step in work progress and be stuck in then down that the lift port place of one deck gets final product, and set up scaffold need not resembling in the past step by step or dismantle step by step and mounting bracket, it has saved construction sequence and construction cost greatly, feasibility is strong, and is simple and easy to operate; This elevator shaft inner formword construction bracket is easy to use, saves cost and engineering time, also helps controlling simultaneously the verticality of elevator shaft inwall.

Description of drawings:

Fig. 1 is a vertical view in use of the present utility model;

Fig. 2 is that the A-A of Fig. 1 is to sectional view;

Fig. 3 is that the B of Fig. 1 is to view;

Fig. 4 is for showing the structural representation of channel-section steel card of the present utility model.

The specific embodiment:

Below in conjunction with accompanying drawing the utility model is described further:

As illustrated in fig. 1 and 2, the utility model provides a kind of elevator shaft inner formword construction bracket that is applied in the elevator shaft, this elevator shaft inner formword construction bracket comprises flat upper surface 1, be provided with the corresponding brace rod 2 of floor height perpendicular to flat upper surface 1 downward extension and length and floor in the bottom of flat upper surface 1, the length that why limits brace rod 2 is because satisfy the requirement at place, doorway that whole elevator shaft inner formword construction bracket can be stuck in the lift port of its lower floor; The bottom of brace rod 2 is provided with channel-section steel card 4, thereby channel-section steel card 4 can be stuck in the place, doorway of lift port the flat upper surface 1 that is positioned at its top is remained on the construction plane of last layer, the actual flooring height that is equivalent to last layer in the construction plane of last layer.

Shown in Fig. 2 and 3, brace rod 2 can be two of being parallel to each other, and is provided with diagonal brace 4 between brace rod 2 and flat upper surface 1; Form gusseted between diagonal brace 4 and brace rod 2 and the flat upper surface 1, thereby make that whole elevator shaft inner formword construction bracket is more firm.

In addition, in order further to guarantee to be provided with reinforcing bar oblique fulcrum bar 5 by the firm of whole elevator shaft inner formword construction bracket between flat upper surface 1 and diagonal brace 3, it can select the reinforcing bar of Ф 25; Between two parallel brace rods 2, also be provided with protective guard 6, be strayed into lift port and cause danger to prevent the construction period other staff; Flat upper surface 1 is provided with suspension ring, is used for fixing to hang the rope that rises usefulness, with convenient whole working platform is sling.

This elevator shaft inner formword construction bracket is in the process of construction, earlier the elevator shaft inwall of bottom is constructed, during to the elevator shaft inner wall construction of bottom is not need to utilize this elevator shaft inner formword construction bracket, has only from the second layer to begin just needs, utilizes this elevator shaft inner formword construction bracket; After the elevator shaft inner wall construction of bottom finishes, the elevator shaft inner formword is dismantled, then this elevator shaft inner formword construction bracket being put into elevator shaft brings into use, make channel-section steel card 3 be stuck in the place, doorway of the lift port of first floor, at this moment, flat upper surface 1 maintains an equal level with the flooring of the second layer, then the elevator shaft inner formword is dropped on the flat upper surface 1, the constructor promptly can stand in and begin to utilize the elevator shaft inner formword to carry out the construction of second layer elevator shaft inwall on this flat upper surface 1, after treating that this layer construction finishes, the elevator shaft inner formword construction bracket of then slinging makes channel-section steel card 3 be stuck in the place, doorway of the lift port of the second layer, the flooring of flat upper surface 1 and the 3rd layer is maintained an equal level, promptly can begin the 3rd layer construction then, the rest may be inferred for other floors; After whole elevator shaft inner formword construction bracket rises and is stuck, be used for hanging the rope that rises operation platform and do not leave operation platform, with the safety of further assurance construction.

Flat upper surface 1 can adopt slotted-angle shelving to set up the form setting of springboard, promptly makees a frame that adapts with the elevator shaft inner wall shape with angle steel, springboard is set up on the channel-section steel frame to get final product then, and the size of angle steel can be selected the angle steel of 50*50*5mm.

Above brace rod 2 can adopt channel-section steel; Protective guard 6 can be selected the reinforcing bar welding of Ф 20 in addition, and protective guard 6 upwardly extending height can be 1.2m; Weld seam between the steel member all adopts fillet weld and full weld.

In addition, should individual distance be arranged apart from the elevator shaft inwall around the flat upper surface 1, this distance should satisfy can be made flat upper surface 1 do freely to move upward to get final product, for example, this distance can be 1-3cm, but flat upper surface 1 apart from lift port over against the distance h of wall except, it should be corresponding with the transverse width j of channel-section steel card 3, so that whole elevator shaft inner formword construction bracket can freely rise, the horizontal direction of channel-section steel card 3 promptly as shown in Figure 4 A to direction; And in the process that elevator shaft inner formword construction bracket rises, only need make whole elevator shaft inner formword construction bracket near lift port over against the direction of wall, so just abdicated the space of a rising to channel-section steel card 3, allow channel-section steel card 3 successfully along with elevator shaft inner formword construction bracket rises, and then make whole elevator shaft inner formword construction bracket deviate from lift port over against wall, make channel-section steel card 3 can be stuck in the lift port place and get final product.

This elevator shaft inner formword construction bracket is simple and reasonable, and it is convenient to implement, and is beneficial to and saves engineering time and cost, relatively is beneficial to applying aspect the elevator construction.

Claims

1, elevator shaft inner formword construction bracket comprises flat upper surface (1), it is characterized in that: the bottom of flat upper surface (1) be provided with perpendicular to flat upper surface (1) extend downwards and length corresponding to the brace rod (2) of the floor height of floor; The bottom of brace rod (2) is provided with and can be stuck in the channel-section steel card (3) that place, elevator shaft doorway maintains an equal level the flooring of flat upper surface (1) and last layer.

2, elevator shaft inner formword construction bracket according to claim 1 is characterized in that: brace rod (2) is two that are parallel to each other, and is provided with diagonal brace (4) between brace rod (2) and flat upper surface (1); Form gusseted between diagonal brace (4) and brace rod (2) and the flat upper surface (1).

3, elevator shaft inner formword construction bracket according to claim 2 is characterized in that: be provided with protective guard (6) between two parallel brace rods (2).