CN215888276U

CN215888276U - Steel supporting construction of interior outer steel mould assembled

Info

Publication number: CN215888276U
Application number: CN202022847174.5U
Authority: CN
Inventors: 姜振波
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2022-02-22
Anticipated expiration: 2030-12-01

Abstract

The utility model relates to an inner and outer steel mould assembled steel supporting structure, which is characterized in that: including interior steel mould subassembly and outer steel mould subassembly, interior steel mould subassembly set up in outer steel mould subassembly, interior steel mould subassembly form by a plurality of intraformational steel mould from the top down assembled connection in proper order, interior steel mould again be by the octagon framework that four first protective plates and four first angle brace concatenations are constituteed, the height of first angle brace and the high phase-match of first protective plate, two adjacent first protective plates all carry out fixed connection through a first angle brace. The outer steel mould that this design only needed originally to be used for pushing away tractive expand tube construction excavation supporting and the interior steel mould of assembling can replace the plank sheathing to interior steel mould inlays the combination with outer steel mould cover, and the installation accuracy is high, and structural design is level and smooth, tight, and it can be more firm to use, can not take place to explode thick liquid and expand the mould problem at the pouring concrete in-process.

Description

Steel supporting construction of interior outer steel mould assembled

Technical Field

The utility model relates to the technical field of cast-in-place reinforced concrete inspection well construction processes, in particular to an inner and outer steel die assembled steel supporting structure.

Background

In the traditional drainage pipeline renovation, push, pull and pipe expansion process, the original inspection well is inevitably removed in the construction process, then a deep foundation pit is excavated and is used as a working pit by using supports such as Larsen steel sheet piles and the like, and a new inspection well is built in the working pit after the construction is finished; the cast-in-place reinforced concrete inspection well is the most common construction mode of a newly-built sewage inspection well at present, and has the advantages of strong impermeability, high strength grade, strong corrosion resistance, long service life and the like compared with the traditional brick well; however, the traditional cast-in-place reinforced concrete inspection well construction needs sheet pile supporting, support erection and wood formwork installation, the construction is complex, and the consumed working hours are long, so that in order to solve the problems, the cast-in-place reinforced concrete inspection well with the steel supporting structure of the internal and external steel formwork assembly type is designed, the construction quality is good, and the work efficiency is high.

Disclosure of Invention

The utility model provides an inner and outer steel die assembled steel supporting structure, which can replace a wood formwork only by an outer steel die and an assembled inner steel die which are originally used for pushing, pulling and expanding a pipe construction foundation pit support, and the inner steel die and the outer steel die are sleeved and embedded and combined, so that the mounting precision is high, the structural design is smooth and tight, the use is firmer, and the problems of mortar explosion and die expansion can not occur in the concrete pouring process.

In order to solve the technical problem, the utility model provides an inner and outer steel mould assembled steel supporting structure, which is characterized in that: including interior steel mould subassembly and outer steel mould subassembly, interior steel mould subassembly set up in outer steel mould subassembly, interior steel mould subassembly be by the steel mould from the top down assembled coupling formation in proper order in a plurality of layers, interior steel mould again be the octagon framework of constituteing by four first protecting boards and four first angle brace concatenations, the high phase-match of height and first protecting board of first angle brace, two adjacent first protecting boards all carry out fixed connection through a first angle brace, the lateral wall of first angle brace on offer the first connecting hole that is used for connecting first protecting board, first protecting board on offer for the position of first connecting hole with first connecting hole assorted first mounting hole, the upper surface and the lower surface of first angle brace all offer the first fixed orifices that are used for connecting interior steel mould from top to bottom.

Further: the outer steel mould assembly is formed by sequentially assembling and connecting a plurality of layers of outer steel moulds from top to bottom, the number of layers of the outer steel moulds in the outer steel mould assembly is the same as that of the inner steel moulds in the inner steel mould assembly, arch-shaped notches are formed in the left side wall and the right side wall of the outer steel mould at the lowest layer, the outer steel mould is a square frame body formed by four second supporting plates, the arch-shaped notches are formed in two opposite second supporting plates in the outer steel mould at the lowest layer, the two adjacent second supporting plates are fixedly connected through two second angle braces and an L-shaped reinforcing rib plate, the two second angle braces are respectively connected between the upper ends and the lower ends of the two adjacent second supporting plates, the L-shaped reinforcing rib plate is positioned between the upper second angle brace and the lower second angle brace, and a plurality of second connecting holes for connecting the two second supporting plates are formed in the side wall of the second angle braces, the side wall of the L-shaped reinforcing rib plate is also provided with a plurality of third connecting holes for connecting the two second supporting plates, the second supporting plate is provided with a second mounting hole and a third mounting hole which are matched with the third connecting holes and the third connecting holes relative to the positions of the second connecting holes and the third connecting holes, and the upper surface and the lower surface of the second corner support are provided with second fixing holes for connecting the upper outer steel mould and the lower outer steel mould.

And further: the outer steel mould on four second supporting plates on all be provided with two connecting seats, two connecting seats are the level and place, the connecting seat on offer and be used for fixed fourth connecting hole, the second supporting plate on for the position of fourth connecting hole offer with fourth connecting hole assorted fourth mounting hole, be provided with a bracing between two adjacent connecting seats on two adjacent second supporting plates.

And further: the second of arch breach both sides prop up the backplate on still respectively seted up two fifth mounting holes, two fifth mounting holes of both sides are two liang of parallel arrangement, are connected with a horizontal crossbar on two parallel fifth mounting holes, horizontal crossbar and second prop up the inner wall of backplate between still detachably be provided with a back, back pass through horizontal crossbar and the connection laminating of second fender on the inner wall of second fender.

And further: the shape of the back rest is also arched, and the size of the back rest is larger than that of the arched notch.

By adopting the structure, the utility model can replace the wood formwork only by the outer steel mould and the assembled inner steel mould which are originally used for pushing, pulling and expanding the pipe construction foundation pit support, and the inner steel mould and the outer steel mould are combined in a sleeved and embedded manner, so that the mounting precision is high, the structural design is smooth and tight, the use is firmer, and the problems of grout explosion and mould expansion cannot occur in the concrete pouring process; and the assembled steel structure support has the advantages of small occupied area, safe structure, convenient installation and disassembly, flexible use and reutilization.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a structural view of an inner steel mold assembly.

FIG. 3 is a top view of the inner steel die.

Fig. 4 is a structural view of the first gusset.

FIG. 5 is a block diagram of an outer steel die assembly.

Fig. 6 is a top view of the outer steel mold.

Fig. 7 is a vertical sectional view of the outer steel mold.

Fig. 8 is a structural view of the second gusset.

Fig. 9 is a structural view of the rear backrest.

Detailed Description

As shown in fig. 1, 2, 3 and 4, the assembled steel support structure of the inner and outer steel forms comprises an inner steel form assembly and an outer steel form assembly, the inner steel form assembly is arranged in the outer steel form assembly, the inner steel form assembly is formed by sequentially assembling and connecting a plurality of inner steel forms 1 from top to bottom, the inner steel form is an octagonal frame body formed by splicing four first protective plates 1-1 and four first angle supports 1-2, the height of each first angle support is matched with that of the first protective plate, two adjacent first protective plates are fixedly connected through one first angle support, the side wall of each first angle support is provided with a first connecting hole 1-2-2 for connecting the first protective plate, the first protective plate is provided with a first mounting hole 1-1-1 matched with the first connecting hole at a position corresponding to the first connecting hole, the upper surface and the lower surface of the first angle support are provided with first fixing holes 1-2-1 used for connecting the upper inner steel die and the lower inner steel die.

As shown in fig. 5, 6, 7 and 8, the outer steel mold assembly is also formed by sequentially assembling and connecting a plurality of layers of outer steel molds 2-1 from top to bottom, the number of layers of the outer steel molds in the outer steel mold assembly is the same as the number of layers of the inner steel molds in the inner steel mold assembly, the left side wall and the right side wall of the outer steel mold at the lowest layer are both provided with arch notches 2-2, the outer steel mold is a square frame body surrounded by four second supporting plates 2-1, the arch notches are arranged on two second supporting plates opposite in the outer steel mold at the lowest layer, two adjacent second supporting plates are fixedly connected through two second angle braces 2-3 and an L-shaped reinforcing rib plate 2-6, the two second angle braces are respectively connected between the upper ends and the lower ends of the two adjacent second supporting plates, and the L-shaped reinforcing rib plate is positioned between the upper second angle brace and the lower angle brace, the side wall of the second corner support is provided with a plurality of second connecting holes 2-3-2 used for connecting two second supporting guard plates, the side wall of the L-shaped reinforcing rib plate is also provided with a plurality of third connecting holes 2-6-1 used for connecting the two second supporting guard plates, the positions, relative to the second connecting holes and the third connecting holes, of the second supporting plate are respectively provided with second mounting holes 2-1-1 and third mounting holes 2-1-2 matched with the third connecting holes and the third connecting holes, and the upper surface and the lower surface of the second corner support are respectively provided with second fixing holes 2-3-1 used for connecting an upper outer steel mould and a lower outer steel mould.

As shown in fig. 5, 6 and 7, two connecting seats 2-4 are arranged on four second supporting plates in the outer steel mould, the two connecting seats are horizontally arranged, a fourth connecting hole for fixing is formed in each connecting seat, a fourth mounting hole 2-1-3 matched with the fourth connecting hole is formed in each second supporting plate at a position corresponding to the fourth connecting hole, and an inclined strut 2-5 is arranged between every two adjacent connecting seats on every two adjacent second supporting plates.

As shown in fig. 5 and 9, two fifth mounting holes 2-1-4 are respectively formed in the second support guard plates on two sides of the arch-shaped gap, the two fifth mounting holes on two sides are arranged in parallel in pairs, a horizontal cross bar 3 is connected to the two parallel fifth mounting holes, a back backrest 4 is detachably arranged between the horizontal cross bar and the inner wall of the second support guard plate, the back backrest is attached to the inner wall of the second support guard plate through the connection between the horizontal cross bar and the second support guard plate, the shape of the back backrest is also arch-shaped, and the size of the back backrest is larger than that of the arch-shaped gap.

In conclusion, the utility model can replace the wood formwork only by the outer steel mould and the assembled inner steel mould which are originally used for pushing, pulling and expanding the pipe construction foundation pit support, and the inner steel mould and the outer steel mould are combined in a sleeved and embedded manner, so that the mounting precision is high, the structural design is smooth and tight, the use is firmer, and the problems of slurry explosion and mould expansion cannot occur in the concrete pouring process; and the assembled steel structure support has the advantages of small occupied area, safe structure, convenient installation and disassembly, flexible use and reutilization.

Claims

1. The utility model provides a steel supporting construction of interior outer steel mould assembled which characterized in that: including interior steel mould subassembly and outer steel mould subassembly, interior steel mould subassembly set up in outer steel mould subassembly, interior steel mould subassembly be by a plurality of intraformational steel moulds (1) from the top down assembled connection in proper order and form, interior steel mould again be by the octagon framework that four first backplate (1-1) and four first angle braces (1-2) concatenation are constituteed, the height of first angle brace and the high phase-match of first backplate, two adjacent first backplate all carry out fixed connection through a first angle brace, the lateral wall of first angle brace on offer first connecting hole (1-2-2) that are used for connecting first backplate, first backplate on for the position of first connecting hole offer with first connecting hole assorted first mounting hole (1-1-1), the upper surface and the lower surface of first angle brace all offer the first fixed orifices (1) that are used for connecting interior steel mould from top to bottom -2-1).

2. The assembled steel supporting structure of inner and outer steel moulds of claim 1, wherein: the outer steel die assembly is formed by sequentially assembling and connecting a plurality of layers of outer steel dies from top to bottom, the number of layers of the outer steel dies in the outer steel die assembly is the same as the number of layers of the inner steel dies in the inner steel die assembly, arch notches (2-2) are formed in the left side wall and the right side wall of the outer steel die at the lowest layer, the outer steel dies are square frames surrounded by four second supporting plates (2-1), the arch notches are formed in two opposite second supporting plates in the outer steel die at the lowest layer, two adjacent second supporting plates are fixedly connected through two second angle supports (2-3) and an L-shaped reinforcing rib plate (2-6), the two second angle supports are respectively connected between the upper ends and the lower ends of the two adjacent second supporting plates, the L-shaped reinforcing rib plate is located between the upper second angle support and the lower second angle support, and a plurality of second connecting holes (2) for connecting the two second supporting plates are formed in the side walls of the second angle supports 3-2), the side wall of the L-shaped reinforcing rib plate is also provided with a plurality of third connecting holes (2-6-1) for connecting the two second supporting plates, the positions of the second supporting plate, which are opposite to the second connecting holes and the third connecting holes, are respectively provided with second mounting holes (2-1-1) and third mounting holes (2-1-2) matched with the third connecting holes and the third connecting holes, and the upper surface and the lower surface of the second corner support are respectively provided with second fixing holes (2-3-1) for connecting the upper outer steel mould and the lower outer steel mould.

3. The assembled steel supporting structure of inner and outer steel moulds of claim 2, wherein: the outer steel mould is characterized in that two connecting seats (2-4) are arranged on four second supporting plates in the outer steel mould, the two connecting seats are horizontally arranged, fourth connecting holes for fixing are formed in the connecting seats, fourth mounting holes (2-1-3) matched with the fourth connecting holes are formed in the positions, corresponding to the fourth connecting holes, of the second supporting plates, and an inclined strut (2-5) is arranged between every two adjacent connecting seats on every two adjacent second supporting plates.

4. The assembled steel supporting structure of inner and outer steel moulds of claim 2, wherein: two fifth mounting holes (2-1-4) are respectively formed in the second supporting guard plate on two sides of the arch-shaped notch, the two fifth mounting holes on the two sides are arranged in a pairwise parallel mode, the two parallel fifth mounting holes are connected with a horizontal cross bar (3), a rear backrest (4) is detachably arranged between the horizontal cross bar and the inner wall of the second supporting guard plate, and the rear backrest is attached to the inner wall of the second supporting guard plate through the connection of the horizontal cross bar and the second supporting guard plate.

5. The assembled steel supporting structure of inner and outer steel moulds of claim 4, wherein: the shape of the back rest is also arched, and the size of the back rest is larger than that of the arched notch.