CN212895928U - Arch-shaped unsupported formwork system - Google Patents
Arch-shaped unsupported formwork system Download PDFInfo
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- CN212895928U CN212895928U CN202021146476.3U CN202021146476U CN212895928U CN 212895928 U CN212895928 U CN 212895928U CN 202021146476 U CN202021146476 U CN 202021146476U CN 212895928 U CN212895928 U CN 212895928U
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Abstract
The utility model relates to an arch does not have support template system, include: the single-side formwork assembly comprises an arc-shaped formwork and an inclined straight formwork, a plurality of arc-shaped keels are fixed on the inner side of the arc-shaped formwork at intervals, a plurality of longitudinal keels are fixed on the inner side of the inclined straight formwork at intervals, and the bottom ends of the arc-shaped keels are connected with the top ends of the longitudinal keels in a one-to-one correspondence manner; a lateral support assembly supported between the two single-sided formwork assemblies; and the base is blocked and connected to the bottoms of the two single-side template assemblies. The utility model discloses borrow the atress characteristics of reference arch bridge, adopt the template system of "template + fossil fragments + horizontal support", need not the baffle and support, but whole hoist and mount passes and targets in place, simple to operate and precision are high, and economical and practical is applicable to the complicated molding cable tower in bridge engineering or the building engineering fold section template system.
Description
Technical Field
The utility model relates to a complicated molding cable tower of bridge engineering and room building engineering field closes up the template system that the section was pour and is used, especially relates to an arch does not have support template system.
Background
Referring to fig. 1, a bridge tower or a stay cable tower with a complex shape is often of a clear water concrete structure and has high requirement on appearance quality, two limbs of the bridge tower or the stay cable tower are in an arch-shaped variable curvature shape at a cable tower closure part a, the front section and the rear section have different curvatures, the internal space is narrow, vertical supports are difficult to arrange, the precision control difficulty of the area of sectional construction is high, the design of a template system needs to ensure the pouring precision, particularly the reduction degree of the arch dome variable curvature complex shape, the transverse rigidity of the template system needs to be ensured, the installation and the disassembly are convenient, and the overall design difficulty is high. The commonly adopted shaped 'internal supporting type' template system has high strength and is not easy to deform, but the installation deviation cannot be controlled, a staggered joint is easy to be left after pouring, the closure part A of the cable tower is narrow, the difficulty in installing and detaching the template system is high, and the construction efficiency is low.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides an arch does not have support template system need not the baffle and supports, but whole hoist and mount pass and target in place, and the ann tears the convenience open and the precision is high, economical and practical.
The utility model discloses a following technical scheme realizes: an arch-shaped unsupported formwork system comprising: the single-side formwork assembly comprises an arc-shaped formwork and an inclined straight formwork, a plurality of arc-shaped keels are fixed on the inner side of the arc-shaped formwork at intervals, a plurality of longitudinal keels are fixed on the inner side of the inclined straight formwork at intervals, and the bottom ends of the arc-shaped keels are connected with the top ends of the longitudinal keels in a one-to-one correspondence manner;
a lateral support assembly supported between the two single-sided formwork assemblies;
and the base is blocked and connected to the bottoms of the two single-side template assemblies.
The utility model discloses borrow the atress characteristics of reference arch bridge, adopt the template system of "template + fossil fragments + horizontal support", need not the baffle and support, but whole hoist and mount passes and targets in place, simple to operate and precision are high, and economical and practical is applicable to the complicated molding cable tower in bridge engineering or the building engineering fold section template system.
The utility model discloses arch does not have further improvement of support template system and lies in, the inboard of oblique straight template be fixed with a plurality of the horizontal fossil fragments that vertical fossil fragments concatenated.
The utility model discloses arch does not have further improvement of support template system and lies in, the quantity of horizontal fossil fragments is a plurality of, and is a plurality of horizontal fossil fragments are followed the top to the bottom interval of oblique straight template is laid.
The utility model discloses the further improvement of arch unsupported formwork system lies in, horizontal supporting component include the bracing piece and connect respectively in the both ends of bracing piece are used for supporting the adjustable bracket of vertical fossil fragments.
The utility model discloses arch does not have further improvement of support template system and lies in, adjustable bracket includes that the U type holds in the palm and connect in the U type hold in the palm with telescopic link between the bracing piece, the opening width that the U type held in the palm with the width adaptation of vertical fossil fragments.
The utility model discloses the further improvement of arch unsupported formwork system lies in, horizontal supporting component's quantity is a plurality of.
The utility model discloses arch does not have further improvement of support template system and lies in, the base include respectively with two the both sides arris of bottom mounting of oblique straight template, follow two the length direction of arris is with a plurality of bottom plates of appointed distance interval laying, adjacent all insert between the bottom plate and be equipped with perpendicular baffle, it is a plurality of erect baffle and two a plurality of being relative of oblique straight template vertical keel one-to-one connects.
The utility model discloses arch does not have further improvement of support template system and lies in, the arc template is formed by the concatenation of a plurality of first panels, oblique straight template is formed by the concatenation of a plurality of second panels.
The utility model discloses arch does not have further improvement of support template system and lies in, the arc template with the outside of oblique straight template all is equipped with the multilayer tectorial membrane that is used for and pours the flexible laminating of face.
The utility model discloses arch does not have further improvement of support template system and lies in, the thickness of multilayer tectorial membrane is 15mm at least.
Drawings
Fig. 1 is a schematic view of the application position of the arch-shaped unsupported formwork system of the present invention.
Fig. 2 is a half sectional view of the structure of the arch form system without support of the present invention.
Fig. 3 is a schematic view of the connection state of the single-sided formwork assembly and the lateral support assembly according to the present invention.
Fig. 4 is the overall structure schematic diagram of the arc-shaped template of the present invention.
Fig. 5 is the first panel splicing state diagram of the present invention.
Detailed Description
The arched unsupported formwork system of the present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1, the present invention provides an arch-shaped unsupported formwork system for a complicated cable tower closure a, specifically, referring to fig. 2 and 3, comprising: the single-side formwork assembly comprises an arc formwork 1 and an inclined straight formwork 2, a plurality of arc keels 11 are fixed on the inner side of the arc formwork 1 at intervals, a plurality of longitudinal keels 21 are fixed on the inner side of the inclined straight formwork 2 at intervals, and the bottom ends of the arc keels 11 are correspondingly connected with the top ends of the longitudinal keels 21 one by one;
a lateral support assembly 3 supported between the two single-sided formwork assemblies;
blocking and connecting to the base 4 at the bottom of both of the single-sided formwork assemblies.
In this embodiment, arc fossil fragments 11 and vertical fossil fragments 21 are the flitch fossil fragments, and arc fossil fragments 11 are along the warp setting of arc template 1, and the bottom interval of adjacent arc fossil fragments 11 is about 200 mm.
The utility model discloses borrow the atress characteristics of reference arch bridge, adopt the template system of "template + fossil fragments + horizontal support", need not the baffle and support, but whole hoist and mount passes and targets in place, simple to operate and precision are high, and economical and practical is applicable to the complicated molding cable tower in bridge engineering or the building engineering fold section template system.
Preferably, a transverse keel 22 connected with a plurality of longitudinal keels 21 in series is fixed on the inner side of the inclined straight formwork 2.
Further, the number of the transverse keels 22 is several, and several transverse keels 22 are arranged at intervals from the top end to the bottom end of the diagonal formwork 2.
In this embodiment, the longitudinal keels 21 are fixed to the inclined straight formwork 2 through the transverse keels 22, specifically, the transverse keels 22 are wood keels, the distance between adjacent transverse keels 22 is about 200mm, and the plurality of transverse keels 22 and the plurality of longitudinal keels 21 are arranged in a double-layer bidirectional manner and are connected and fixed at the intersection points of each other.
Preferably, referring to fig. 3, since the distance between the two single-sided formwork elements at different heights is different, in order to enable the transverse supporting element 3 to be supported at different heights of the two single-sided formwork elements, the transverse supporting element 3 includes a supporting rod 31 and adjustable brackets 32 respectively connected to two ends of the supporting rod 31 and used for abutting against the longitudinal keel 21, and the position of the adjustable brackets 32 can be freely adjusted along the length direction of the supporting rod 31.
Specifically, the adjustable bracket 32 includes a U-shaped bracket and a telescopic rod connected between the U-shaped bracket and the supporting rod 31, and the opening width of the U-shaped bracket is adapted to the width of the longitudinal keel 21.
In this embodiment, the supporting rod 31 is taken from a waste steel pipe on the site, one end of the telescopic rod far from the supporting rod 31 is fixed with the U-shaped bracket, and the other end is movably connected with the supporting rod 31, and the movable connection can be any connection structure capable of realizing adjustable length of the telescopic rod, such as threaded connection or porous pin joint. The length of the telescopic rods is adjustable, so that the transverse supporting component 3 can be supported at different height positions of the two single-side template components.
Preferably, the number of the lateral support members 3 is preferably several in order to make the connection of the two single-sided formwork members more stable and the shape thereof more stable.
In this embodiment, a plurality of transverse supporting assemblies 3 are distributed between each pair of oppositely arranged longitudinal keels 21 on both sides, one transverse supporting assembly 3 is arranged between the oppositely arranged longitudinal keels 21 at intervals of 400-500 mm along the length direction of the longitudinal keels 21, and a transverse supporting net is formed between the two single-side formwork assemblies by all the transverse supporting assemblies 3.
Preferably, the base 4 includes two edges respectively fixed to the bottom ends of the two inclined straight templates 2, and a plurality of bottom plates laid at intervals along the length direction of the two edges at a specified distance, wherein vertical partition plates are inserted between the adjacent bottom plates, and the vertical partition plates are connected with the longitudinal keels 21 of the two inclined straight templates 2 in a one-to-one correspondence manner.
In this embodiment, the bottom plates and the vertical partition plates are rectangular wood plates with a thickness of 15mm, and the distance between the adjacent bottom plates is consistent with the distance between the adjacent longitudinal keels 21, so that the vertical partition plates correspond to the longitudinal keels 21 one to one. Through the structure, the base 4 can be utilized to position the longitudinal keel 21, the installation is convenient, and meanwhile, the vertical partition plate is utilized to be correspondingly connected with the total longitudinal keel 21, so that the base 4 is more stably connected with the two unilateral template assemblies.
Preferably, referring to fig. 4 and 5, the curved formwork 1 is formed by splicing a plurality of first panels 12, and the same diagonal formwork 2 is formed by splicing a plurality of second panels.
In the present embodiment, in order to ensure the accuracy of the arched structure, the first panel 12 is a straight panel with an area as small as possible, and the specific area is determined according to the curvature of the arched structure; and the second panel is a straight panel with a larger area, and the specific area is determined according to the whole area of the inclined straight template 2 and the arrangement of the longitudinal keels 21 and the transverse keels 22.
Preferably, the outer sides of the arc-shaped formwork 1 and the inclined straight formwork 2 are provided with a plurality of layers of coating films for being flexibly attached to the pouring surface. The side load is effectively dispersed, the cambered surface is fastened and anti-sliding, and the installation precision is high.
Further, the multilayer coating film has a thickness of at least 15 mm.
The utility model discloses construction method of arch unsupported formwork system is as follows:
And 2, mounting the base. The utility model provides two arriss to with two arriss according to the bottom distance parallel relative placement of two unilateral template components of primary design, the length direction along two arriss carries out the unwrapping wire according to the longitudinal keel interval of primary design, lays and PMKD according to the unwrapping wire position, inserts between adjacent bottom plate and establishes perpendicular baffle, makes the position one-to-one of erecting the longitudinal keel of baffle and primary design.
And 3, installing the longitudinal keel. The bottom ends of the longitudinal keels on the two sides are nailed and fixed on the bottom plate one by one, and when each pair of longitudinal keels is fixed, the two ends of the corresponding vertical partition plates are nailed and fixed with the longitudinal keels respectively.
And 4, installing the arc keel. A plurality of arc-shaped keels are placed according to the arc-shaped keel interval of the primary design, and the top ends and the bottom ends of the arc-shaped keels are fixed through arc-shaped partition plates to form the arc-shaped partition plates with the keels.
And 5, butting the arc keel and the longitudinal keel. After the longitudinal keels are installed, the top ends of the longitudinal keels and the arc-shaped partition plates at the bottom ends of the longitudinal keels are nailed and fixed, the top ends of the longitudinal keels and the bottom ends of the arc-shaped keels are in one-to-one correspondence, and then the arc-shaped partition plates at the top ends of the arc-shaped keels on two sides are fixedly butted to form an arch in a combined mode.
And 6, installing the transverse keel. Arranging the transverse keels according to the initially designed transverse keel interval, and nailing and fixing the transverse keels and the longitudinal keels at the crossed positions of the transverse keels and the longitudinal keels.
And 7, installing the panel. For the arc-shaped template, the whole is broken into parts according to the arch-shaped variable curvature part of the structure, a certain number of first panels are nailed and fixed on two adjacent rows of arc-shaped keels from the longitudinal keel at one side, and the process is finished after the panels are sequentially spliced to the longitudinal keel at the other side; and for the oblique straight template, a certain number of second panels are nailed and fixed along the longitudinal keels.
And 8, integrally hoisting in place. And inspecting each part of the template system, and after the template system is firmly installed, integrally hoisting the template system to a position to be matched with the mold at the closure position of the cable tower.
And 9, mounting the transverse supporting assembly. And for the condition of having a plurality of transverse supporting components, the transverse supporting components are sequentially arranged from bottom to top according to the arrangement positions of the preliminarily designed transverse supporting components, so that the two ends of each transverse supporting component respectively prop against the corresponding longitudinal keels on the two sides. And finishing the erection of the template system.
The present invention has been described in detail with reference to the embodiments shown in the drawings, and those skilled in the art can make various modifications to the present invention based on the above description. Therefore, certain details of the embodiments should not be construed as limitations of the invention, which are intended to be covered by the following claims.
Claims (10)
1. An arch-shaped unsupported formwork system, comprising:
the single-side formwork assembly comprises an arc-shaped formwork and an inclined straight formwork, a plurality of arc-shaped keels are fixed on the inner side of the arc-shaped formwork at intervals, a plurality of longitudinal keels are fixed on the inner side of the inclined straight formwork at intervals, and the bottom ends of the arc-shaped keels are connected with the top ends of the longitudinal keels in a one-to-one correspondence manner;
a lateral support assembly supported between the two single-sided formwork assemblies;
and the base is blocked and connected to the bottoms of the two single-side template assemblies.
2. The arch-shaped unsupported formwork system according to claim 1, wherein transverse runners are secured to the inside of the diagonal formwork in series with a plurality of the longitudinal runners.
3. The arch-shaped unsupported formwork system according to claim 2, wherein the number of the transverse keels is several, and the several transverse keels are arranged at intervals from top to bottom of the inclined straight formwork.
4. The arched unsupported formwork system according to claim 1, wherein the lateral support assembly comprises a support bar and adjustable brackets connected to each end of the support bar for abutting against the longitudinal runners.
5. The arched unsupported formwork system according to claim 4, wherein the adjustable bracket comprises a U-shaped bracket and a telescoping rod connected between the U-shaped bracket and the support bar, the U-shaped bracket having an opening width that is adapted to the width of the longitudinal runners.
6. The arched unsupported formwork system according to claim 1, 4 or 5, wherein the number of transverse support members is several.
7. The arched unsupported formwork system according to claim 1, wherein the base comprises two edges fixed to the bottom ends of the two diagonal formworks, respectively, and a plurality of bottom plates laid at specified intervals along the length direction of the two edges, wherein vertical partition plates are inserted between adjacent bottom plates, and the vertical partition plates are connected with the corresponding longitudinal keels of the two diagonal formworks in a one-to-one correspondence manner.
8. The arched unsupported formwork system according to claim 1, wherein the arcuate form is formed from a plurality of first panels and the strait form is formed from a plurality of second panels.
9. The arch-shaped unsupported formwork system according to claim 1 or 8, wherein the outer sides of the arc-shaped formwork and the inclined straight formwork are provided with a plurality of layers of coating films for flexible fitting with a casting surface.
10. The arched unsupported template system of claim 9, wherein the multilayer overlay film has a thickness of at least 15 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021146476.3U CN212895928U (en) | 2020-06-19 | 2020-06-19 | Arch-shaped unsupported formwork system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021146476.3U CN212895928U (en) | 2020-06-19 | 2020-06-19 | Arch-shaped unsupported formwork system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212895928U true CN212895928U (en) | 2021-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021146476.3U Active CN212895928U (en) | 2020-06-19 | 2020-06-19 | Arch-shaped unsupported formwork system |
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| Country | Link |
|---|---|
| CN (1) | CN212895928U (en) |
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- 2020-06-19 CN CN202021146476.3U patent/CN212895928U/en active Active
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