CN213510649U - Formwork support for supporting shallow-buried and underground-excavated arch plate formwork - Google Patents
Formwork support for supporting shallow-buried and underground-excavated arch plate formwork Download PDFInfo
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- CN213510649U CN213510649U CN202022545393.8U CN202022545393U CN213510649U CN 213510649 U CN213510649 U CN 213510649U CN 202022545393 U CN202022545393 U CN 202022545393U CN 213510649 U CN213510649 U CN 213510649U
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Abstract
The utility model provides a formwork support for supporting shallow undercut arch-shaped plate template that buries, this formwork support includes: the full framing truss structure comprises a full framing support, a plurality of truss structures and a plurality of arc-shaped beams which are in one-to-one correspondence with the truss structures; wherein, a plurality of truss structure is in side by side and interval setting the top of full hall support, the arc roof beam sets up rather than corresponding truss structure's top, the arc roof beam is used for supporting shallow secret excavation arch plate template that buries. The utility model discloses a construction of arch roof is realized to design combination truss + full steel pipe scaffold side method, and the installation is simple, need not to adopt large-scale mechanical installation, and the cost is low, is convenient for be used for supporting shallow support of burying undercut arch template and fixes and the construction.
Description
Technical Field
The utility model relates to a construction technical field particularly, relates to a formwork support for supporting shallow undercut arch-shaped plate template that buries.
Background
Traditional housing construction or municipal administration underground pipe gallery structure roof are the plate shape, adopt traditional support method construction methods can satisfy the roof template prop up establish and roof construction of processes such as concrete placement, and shallow dark excavation for better satisfying the atress requirement, often will dark excavation hole design for the arch, the arch roof is because the roof becomes semi-circular, vector distance is great, it is higher to roof bottom surface radian requirement, although the method of this type of board accessible template platform truck realizes at present, nevertheless because template platform truck cost is high, be not suitable for the dark excavation construction of distance weak point.
Disclosure of Invention
In view of this, the utility model provides a formwork support for supporting shallow secret excavation arch-shaped plate template that buries aims at solving the problem that current arch-shaped formwork installation cost is high.
The utility model provides a formwork support for supporting shallow undercut arch plate template that buries, this formwork support includes: the full framing truss structure comprises a full framing support, a plurality of truss structures and a plurality of arc-shaped beams which are in one-to-one correspondence with the truss structures; wherein, a plurality of truss structure is in side by side and interval setting the top of full hall support, the arc roof beam sets up rather than corresponding truss structure's top, the arc roof beam is used for supporting shallow secret excavation arch plate template that buries.
Further, above-mentioned formwork support for supporting shallow secret excavation arch shaped plate template, truss structure includes: the truss comprises truss beams, truss upright columns and a plurality of truss inclined struts; the truss vertical column is vertically arranged on the truss cross beam, the truss inclined strut is obliquely arranged on the truss cross beam, and the top end connecting line of the truss vertical column and the truss inclined strut is of an arc-shaped structure.
Further, according to the formwork support for supporting the shallow-buried and underground-excavated arch plate formwork, the truss beam is divided into a plurality of truss beam sections along the length direction of the truss beam, and any two adjacent truss beam sections are detachably connected through truss upright columns arranged at the end parts of the truss beam sections.
Further, the formwork support for supporting the shallow-buried and underground-excavated arch plate formwork is characterized in that at least one truss upright post and at least one truss inclined strut are arranged on each truss beam section, and the bottom ends of each truss upright post and each truss inclined strut are arranged and connected to the truss beam section.
Further, the formwork support for supporting the shallow-buried undercut arch plate formwork is characterized in that truss upright columns arranged at the end parts of two adjacent truss cross beams are connected through bolts.
Further, according to the formwork support for supporting the shallow-buried and underground-excavated arch-shaped plate formwork, the arc-shaped beam is divided into a plurality of arc-shaped beam sections along the length direction of the arc-shaped beam, and the arc-shaped beam sections and the truss beam sections are arranged in a one-to-one correspondence manner.
Further, above-mentioned a formwork support for supporting shallow secret arch shaped plate template of digging, full hall support includes: the device comprises a plurality of upright posts arranged along the vertical direction and a plurality of plane support frames arranged at intervals along the length direction of the upright posts; each of the planar support frames is perpendicular to the vertical rod, and each of the planar support frames is connected with the vertical rod.
Further, above-mentioned formwork support for supporting shallow secret arch shaped plate template of digging, the plane support frame includes: the device comprises a plurality of transverse rods and a plurality of longitudinal rods, wherein the transverse rods are arranged in parallel with each other, the longitudinal rods are arranged in parallel with each other, and the transverse rods and the longitudinal rods are arranged in a cross manner.
Furthermore, any two adjacent truss structures of the formwork support for supporting the shallow-buried undercut arch-shaped plate formwork are connected through the supporting rods.
The utility model provides a formwork support for supporting shallow undercut arch shaped plate template that buries supports as the support through full hall support, carries out the support of arc-shaped beam through truss structure to the arc-shaped beam supports shallow undercut arch shaped plate template that buries, and the support of realization is fixed and is under construction. The formwork support realizes the construction of the arch-shaped top plate by adopting a method of a shaping combined truss and a full steel pipe scaffold, is simple to install, does not need to adopt large-scale machinery for installation, has low manufacturing cost, and is convenient to support, fix and construct the shallow-buried and undercut arch-shaped formwork.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a front view of a formwork support for supporting a shallow-buried undercut arch-shaped plate formwork according to an embodiment of the present invention;
fig. 2 is a side view of a formwork support for supporting a shallow-buried undercut arch-shaped plate formwork, according to an embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1 to 2, a preferred structure of a formwork support for supporting a shallow-buried undercut arch plate formwork is shown according to an embodiment of the present invention. As shown, the formwork support comprises: the full framing structure comprises a full framing 1, a plurality of truss structures 2 and a plurality of arc-shaped beams 3; wherein the content of the first and second substances,
a plurality of truss structure 2 is side by side and the interval sets up in the top of full hall support 1, and arc roof beam 3 sets up with truss structure 2 one-to-one, and arc roof beam 3 sets up in its truss structure 2's that corresponds top, and arc roof beam 3 is used for supporting shallow secret arch shaped plate template 4 of digging of burying. In particular, the full support 1 may be pre-erected for support and fixation. The truss structure 2 is arranged on the full-hall support 1 and is supported and fixed through the full-hall support 1 so as to ensure the stability of the truss structure 2; to further ensure the stability of the truss structure 2, it is preferable that any two adjacent truss structures 2 are connected by the support rod 5, so that the truss structure 2 is supported when the truss structure 2 is erected on the full support 1, thereby avoiding the inclination of the truss structure 2 and further ensuring the stability of the truss structure 2. The arc-shaped beam 3 is of an arc-shaped structure matched with the shallow-buried and undercut arch-shaped plate template 4 and is arranged above the corresponding truss structure 2 to support the shallow-buried and undercut arch-shaped plate template 4 and ensure the support stability of the shallow-buried and undercut arch-shaped plate template 4.
With continued reference to fig. 1-2, the full-size rack 1 includes: a plurality of upright posts 11 arranged along the vertical direction and a plurality of plane support frames 12 arranged at intervals along the length direction of the upright posts 11; wherein, each plane support frame 12 all sets up with pole setting 11 is perpendicular to, and each plane support frame 12 all is connected with pole setting 11. Specifically, mutual parallel arrangement between the pole setting 11, plane support frame 12 all sets up with pole setting 11 is perpendicular promptly each plane support frame 2 average level setting to, each plane support frame 12 all is connected with between each pole setting 11 to the concatenation forms frame construction, realizes truss structure 2's support and fixed.
With continued reference to fig. 1-2, the planar support 12 includes: a plurality of cross bars 121 arranged in parallel and a plurality of longitudinal bars 122 arranged in parallel, wherein the cross bars 121 and the longitudinal bars 122 are arranged in a cross way. Specifically, the cross bars 121 are arranged in parallel, the longitudinal bars 122 are arranged in parallel, the cross bars 121 are perpendicular to the longitudinal bars 122, and fasteners are arranged at the intersections of the cross bars 121 and the longitudinal bars 122 for connection and fixation, wherein two adjacent cross bars 121 and longitudinal bars 122 form a horizontal rectangular frame body unit; preferably, horizontal diagonal rods (not shown) are connected at opposite corners of the horizontal rectangular frame unit by fasteners. Each transverse rod 121 and each longitudinal rod 122 are arranged in a crossed manner with each vertical rod 11, and the crossed parts can be connected through buckles, namely each transverse rod 121 is perpendicular to each vertical rod 11, and a fastener is arranged at the crossed part of each transverse rod 121 and each vertical rod 11 for connection and fixation; each longitudinal rod 122 is perpendicular to each vertical rod 11, and a fastener is arranged at the intersection of each longitudinal rod 122 and each vertical rod 11 for connection and fixation; wherein, two adjacent horizontal poles 121 and pole setting 11 constitute vertical rectangle support body unit, and two adjacent vertical poles 122 also can constitute vertical rectangle support body unit with pole setting 11, are connected with vertical down tube through the fastener in the diagonal angle department of vertical rectangle support body unit.
With continued reference to fig. 1-2, the truss structure 2 includes: the truss comprises truss beams 21, truss upright columns 22 and a plurality of truss inclined struts 23; the truss upright posts 22 are vertically arranged on the truss cross beams 21, the truss inclined struts 23 are obliquely arranged on the truss cross beams 21, and top end connecting lines of the truss upright posts 22 and the truss inclined struts 23 are of arc-shaped structures. Specifically, the truss columns 22 may be a plurality of truss columns 22, which are spaced apart along the length direction (the horizontal direction shown in fig. 1) of the truss beam 21, and the bottom end of each truss column 22 is connected to the truss beam 21, and the other end of each truss column 22 may be a free end to support and fix the truss column 22, and two adjacent truss columns 22 may be connected by a truss diagonal brace 23, so as to improve the stability of the truss column 22, preferably, the bottom end of the truss diagonal brace 23 may be connected to the connection between the truss column 22 and the transverse beam 21, and the top end may be connected to the free end of the truss column 22, and of course, the truss diagonal brace 23 may also be used as a support column independently, that is, the bottom end of the truss diagonal brace 23 is connected to the truss beam 21, and the top end of the truss column 22 is used as a free end, and the top end of the truss column 22 is matched to support the arc-shaped beam 3, so, which is matched with the radian of the arc-shaped beam 3 so as to support and fix the arc-shaped beam 3; the truss diagonal braces 23 can also be continuously arranged, that is, a plurality of truss diagonal braces 23 connected end to end are arranged on one side (the left side and the right side as shown in fig. 1) of the constant frame upright column 22, the top end of each truss diagonal brace 23 supports the arc beam 3, and the bottom end is fixed on the truss beam 21; the truss upright posts 22, the truss diagonal braces 23 adjacent to the truss upright posts, and the truss beam sections 21 may form a triangular structure, and of course, the two adjacent truss diagonal braces 23 and the truss beam sections 21 may also form a triangular structure.
In this embodiment, the truss girder 21 is divided into a plurality of truss girder segments along the length direction thereof, and any two adjacent truss girder segments are detachably connected to each other through truss columns 22 provided at the ends of the truss girder segments. Specifically, in the present embodiment, three truss beam sections are taken as an example for illustration, at least one end of each truss beam section is provided with a truss column 22, as shown in fig. 1, the right end of the left truss beam section is provided with the truss column 22, both ends of the middle truss beam section are provided with the truss columns 22, the left end of the right truss beam section is provided with the truss column 22, so that both ends of the middle truss beam section are detachably connected with the truss column 22 at the end part of the truss beam sections at both sides, respectively, that is, the truss column 22 at the right end of the left truss beam section is detachably connected with the truss column 22 at the left end of the middle truss beam section, the truss column 22 at the left end of the right truss beam section is detachably connected with the truss column 22 at the right end of the middle truss beam section, the truss columns 22 can be detachably connected by a connecting member such as a bolt, so that the truss structure 2 is integrally divided into multiple, when hoisting is carried out, the truss structure can be independently hoisted to the upper part of the full-hall support 1 in a sectional manner, so that the problem that a heavy truss structure cannot be hoisted due to the fact that the inside of a sub-tunnel cannot be hoisted through a crane is solved; the arc beam 3 is divided into a plurality of arc beam sections along the length direction, and the arc beam sections and the truss beam sections are arranged in a one-to-one correspondence mode so as to be convenient to disassemble, assemble and hoist. Each section of truss crossbeam is provided with at least one truss upright post 22 and at least one truss inclined strut 23, the bottom ends of each truss upright post 22 and each truss inclined strut 23 are arranged and connected on the truss crossbeam section, the middle position of the middle section truss crossbeam section between the two ends can also be provided with one or more truss upright posts 22 so that the top ends of the truss upright posts 22 form an arc section, and the truss upright posts 22 can be connected through the truss inclined struts 23; one or more truss braces 23 can be further provided on one side of the truss column 22 on the left or right truss beam section, and the top ends of the truss braces 23 and the top ends of the truss columns 22 form an arc-shaped section.
This a formwork support for supporting shallow secret arch shaped plate template that digs of burying: the truss structure 2 can be manufactured in a factory firstly, the truss structure 2 adopts angle steel as a truss crossbeam 21, a truss upright post 22 and a truss inclined strut 23 respectively, and the arc beam 3 can also be manufactured synchronously through the angle steel; the truss crossbeam 21, the truss upright posts 22, the truss inclined struts 23 and the arc-shaped beams 3 are welded into a whole to serve as a supporting truss of the supporting roof shaping steel formwork according to the size of the underground excavated roof, and 2 sections of the truss structure are connected with one another through high-strength bolts. When in construction, a full framing scaffold is firstly erected, and the truss structure 2 and the arc-shaped beam 3 are assembled into a whole on the full framing scaffold in sections. After the erection is finished, a shallow-buried underground excavation arch-shaped plate template 4 is arranged on the truss.
In summary, the formwork support for supporting the shallow-buried underground excavation arch-shaped plate formwork provided by the embodiment uses the full-hall support 1 as a support for supporting, and supports the arc-shaped beam 3 through the truss structure 2, so that the arc-shaped beam 3 supports the shallow-buried underground excavation arch-shaped plate formwork 4, and the supporting, fixing and construction are realized. The formwork support realizes the construction of the arch-shaped top plate by adopting a method of a shaping combined truss and a full steel pipe scaffold, is simple to install, does not need to adopt large-scale machinery for installation, has low manufacturing cost, and is convenient to support, fix and construct the shallow-buried and undercut arch-shaped formwork.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the 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.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally 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.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (9)
1. A formwork support for supporting a shallow-buried undercut arch-shaped slab formwork, comprising: the full framing truss structure comprises a full framing support, a plurality of truss structures and a plurality of arc-shaped beams which are in one-to-one correspondence with the truss structures; wherein the content of the first and second substances,
the truss structure is arranged side by side and at intervals above the full framing, the arc-shaped beam is arranged above the truss structure corresponding to the arc-shaped beam, and the arc-shaped beam is used for supporting the shallow-buried undercut arch plate formwork.
2. A formwork support for supporting a shallow-buried undercut arch-type slab formwork as claimed in claim 1, wherein the truss structure includes: the truss comprises truss beams, truss upright columns and a plurality of truss inclined struts; wherein the content of the first and second substances,
the truss vertical column is vertically arranged on the truss cross beam, the truss inclined strut is obliquely arranged on the truss cross beam, and the top end connecting line of the truss vertical column and the truss inclined strut is of an arc-shaped structure.
3. The formwork support bracket for supporting a shallow-buried undercut arch plate formwork of claim 2,
the truss beam is divided into a plurality of truss beam sections along the length direction, and any two adjacent truss beam sections are detachably connected through truss stand columns arranged at the end parts of the truss beam sections.
4. The formwork support bracket for supporting a shallow-buried undercut arch plate formwork of claim 3,
at least one truss upright post and at least one truss inclined strut are arranged on each truss beam section, and the bottom ends of the truss upright posts and the truss inclined struts are arranged and connected on the truss beam sections.
5. The formwork support bracket for supporting a shallow-buried undercut arch plate formwork of claim 3,
the truss upright columns arranged at the end parts of the two adjacent sections of truss cross beams are connected through bolts.
6. The formwork support bracket for supporting a shallow-buried undercut arch plate formwork of claim 3,
the arc-shaped beam is divided into a plurality of arc-shaped beam sections along the length direction of the arc-shaped beam, and the arc-shaped beam sections and the truss beam sections are arranged in a one-to-one correspondence mode.
7. A formwork support for supporting a shallow-buried undercut arch plate formwork as claimed in any one of claims 1 to 6, wherein the full-framing support includes: the device comprises a plurality of upright posts arranged along the vertical direction and a plurality of plane support frames arranged at intervals along the length direction of the upright posts; wherein the content of the first and second substances,
each the plane support frame all with the pole setting is perpendicular to be set up, and, each the plane support frame all with the pole setting is connected.
8. The formwork support bracket for supporting a shallow-buried undercut arch plate formwork of claim 7,
the plane support frame includes: the device comprises a plurality of transverse rods and a plurality of longitudinal rods, wherein the transverse rods are arranged in parallel with each other, the longitudinal rods are arranged in parallel with each other, and the transverse rods and the longitudinal rods are arranged in a cross manner.
9. A formwork support for supporting a shallow-buried undercut arch plate formwork as claimed in any one of claims 1 to 6, wherein any two adjacent truss structures are connected by a support bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022545393.8U CN213510649U (en) | 2020-11-06 | 2020-11-06 | Formwork support for supporting shallow-buried and underground-excavated arch plate formwork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022545393.8U CN213510649U (en) | 2020-11-06 | 2020-11-06 | Formwork support for supporting shallow-buried and underground-excavated arch plate formwork |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213510649U true CN213510649U (en) | 2021-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022545393.8U Active CN213510649U (en) | 2020-11-06 | 2020-11-06 | Formwork support for supporting shallow-buried and underground-excavated arch plate formwork |
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| Country | Link |
|---|---|
| CN (1) | CN213510649U (en) |
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- 2020-11-06 CN CN202022545393.8U patent/CN213510649U/en active Active
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