CN112922333A - Beam-slab mould supporter - Google Patents
Beam-slab mould supporter Download PDFInfo
- Publication number
- CN112922333A CN112922333A CN202110421332.7A CN202110421332A CN112922333A CN 112922333 A CN112922333 A CN 112922333A CN 202110421332 A CN202110421332 A CN 202110421332A CN 112922333 A CN112922333 A CN 112922333A
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- upright
- upright post
- joist
- cross
- screw rod
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/04—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for lintels, beams, or transoms to be encased separately; Special tying or clamping means therefor
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention relates to a beam-slab mold support, which comprises a joist, an adjustable base, a bottom plate, a damping beam, a cross beam, an upright post, a cross rod, an upright post and an upright post screw rod; the beam slab formwork support provided by the invention is a frame body which is the leading frame body in the existing construction site, and has the advantages of strong frame body stability, high finalization and standardization; the distance and the step pitch between the upright rods of the support frame body are not easy to be changed by workers at the construction site, the construction quality is easy to control, and the tooled operation rate is high; to the structural layer height, support system that the span is big is guaranteeing further to reduce the complexity of structure under the prerequisite that improves support intensity, practices thrift the labour of installation and dismantlement, reduces engineering cost.
Description
Technical Field
The invention relates to the field of constructional engineering, in particular to a beam-slab formwork support.
Background
For the building support body, if the upper cover platform structure layer is high and the span is large, a special support system is needed, and according to the file requirements of a "high-risk subsection project safety management method" construction material [2018]37 and a "construction project high and large template support system construction safety supervision management guide rule" construction material [2009]254 of a construction department, which are issued by the construction department, the high and large template system needing expert argument is as follows: the high and large formwork support system is a formwork support system with the construction site concrete member formwork support height of more than 8m, or the erection span of more than 18m, or the total construction load of more than 15 kN/square meter, or the concentrated line load of more than 20 kN/m.
For a support system with a high structural layer and a large span, the design and calculation are required to be strictly carried out according to relevant specification rules. Before the construction, make clear and definite support scheme and safety guarantee measure through compiling high big template special construction scheme, carry out the check calculation to shelf bearing capacity and stability, in order to ensure the safety support of template, and among the prior art about "upper cover platform structure layer height, the span is big" upper cover platform, lack special support mode, generally establish the intensity that the bracing piece (pole setting and horizon bar etc.) improves the supporter through overlapping nature ground more, but above-mentioned support mode structure is complicated and bulky, need consume a large amount of manpower, and dismantle and also consume very much time, consequently, lack a special supporter to this type of upper cover platform, guarantee under the prerequisite that improves support strength, further reduce the complexity of structure, practice thrift the labour of installation and dismantlement, reduce engineering cost.
Disclosure of Invention
Based on the technical problems in the prior art, the invention relates to a beam-slab mold support, which is realized by the following technical scheme:
the beam-slab mold support body is used for supporting the upper cover platform structure and comprises a joist, the joist is provided with a supporting leg, the lower part of the channel steel joist is provided with an adjustable base, the lower end of the adjustable base is provided with a vertical rod screw rod, the outer circumference of one end of the vertical rod screw rod is provided with an external thread, a vertical rod is connected below the vertical rod screw rod, the vertical rod is of a tubular structure, the upper end of the vertical rod is provided with an internal thread, and the internal thread is in threaded connection with the external thread; the adjustable bracket is characterized in that the supporting legs protrude out of the lower bottom surface of the bracket, a hollow neck is arranged on the adjustable bracket, the supporting legs are accommodated in the neck, a bottom plate is arranged on the lower end surface of the neck, a cross beam is arranged on the lower portion of the bottom plate, a damping beam is arranged between the bottom plate and the cross beam, an upright post is arranged on the lower side of the cross beam, the upright post is arranged at the edge position of the cross beam, and the cross beam is supported on the cross beam through the upright post; the upright rods are symmetrically arranged at the left side and the right side of the bracket, and the height of the adjustable base is adjusted by arranging external threads at the upper ends of the upright rods; the inner part of the upper end of the upright is provided with an upright internal thread, one end of an upright screw rod is screwed in the upright internal thread, the other end of the upright screw rod is abutted to the cross beam through a plane bearing, and the height of the cross beam is adjusted through the upright screw rod.
As a preferred embodiment, it is preferred that: the joist is a concrete joist or a channel steel joist.
As a preferred embodiment, it is preferred that: the bottom plate is a wood plate or a plywood.
As a preferred embodiment, it is preferred that: the exposed length of the upright rod screw rod under the adjustable base of the template bracket is less than 300 mm.
As a preferred embodiment, it is preferred that: the number of the damping beams is at least two.
As a preferred embodiment, it is preferred that: and when the span of the adjustable base is more than 4 meters, the bottom die arches by 1 per mill.
As a preferred embodiment, it is preferred that: the step pitch of the horizontal rod at the topmost layer of the template bracket is reduced by one disc buckle pitch compared with the standard step pitch
As a preferred embodiment, it is preferred that: the cross bars comprise transverse cross bars and longitudinal cross bars.
As a preferred embodiment, it is preferred that: when the height of the set-up exceeds 8 meters, the vertical oblique-pulling full-cloth arrangement is realized, the step pitch of the cross rods is smaller than 1.8m, and horizontal-layer inclined rods or fastener steel pipe cross braces are arranged at intervals of 4-6 standard step pitches along the height.
As a preferred embodiment, it is preferred that: the cross bar and the peripheral structure form a reliable tie.
The invention has the following technical effects:
the invention provides a beam slab mold support which is a leading support body in the existing construction site, and has the advantages of strong support body stability, high finalization and standardization; the distance and the step pitch between the upright rods of the support frame body are not easy to be changed by workers at the construction site, the construction quality is easy to control, and the tooled operation rate is high; to the structural layer height, support system that the span is big is guaranteeing further to reduce the complexity of structure under the prerequisite that improves support intensity, practices thrift the labour of installation and dismantlement, reduces engineering cost.
Drawings
FIG. 1 is a sectional view of a beam-slab form support according to the present invention
Reference numerals: joist 1, adjustable base 2, bottom plate 3, shock attenuation roof beam 4, crossbeam 5, stand 6, horizontal pole 7, pole setting 8, pole setting lead screw 9.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The utility model provides a beam slab mould supporter, its is used for supporting upper cover platform structure which characterized in that: the beam-slab mold support comprises a joist 1, the joist 1 is provided with supporting legs, an adjustable base 2 is arranged at the lower part of the channel steel joist, a vertical rod screw rod 9 is arranged at the lower end of the adjustable base 2, external threads are arranged on the outer circumference of one end of the vertical rod screw rod 9, a vertical rod 8 is connected below the vertical rod screw rod 9 in a linking mode, the vertical rod 8 is of a tubular structure, internal threads are arranged at the upper end of the vertical rod 8, and the internal threads are in threaded connection with the external threads; the adjustable bracket is characterized in that the supporting legs protrude out of the lower bottom surface of the bracket 1, a hollow neck is arranged on the adjustable bracket 2, the supporting legs are accommodated in the neck, a bottom plate 3 is arranged on the lower end surface of the neck, a cross beam 5 is arranged on the lower portion of the bottom plate 3, a damping beam 4 is arranged between the bottom plate 3 and the cross beam 5, an upright post 6 is arranged on the lower side of the cross beam 5, the upright post 6 is arranged at the edge position of the cross beam 5, and the cross beam 5 is supported on a cross rod 7 through the upright post 6; the upright posts 8 are symmetrically arranged on the left side and the right side of the bracket 1, and the height of the adjustable base 2 is adjusted by arranging external threads at the upper ends of the upright posts 8; the inner part of the upper end of the upright 6 is provided with an upright internal thread, the inner part of the upright internal thread is internally screwed with one end of an upright screw rod, the other end of the upright screw rod is abutted to the cross beam 5 through a plane bearing, and the height of the cross beam 5 is adjusted through the upright screw rod. The joist 1 is a concrete joist or a channel steel joist. The bottom plate 3 is a wood plate or a plywood. The exposed length of the upright rod screw rod under the adjustable base 2 of the template bracket is less than 300 mm. The number of the damping beams 4 is at least two. When the span of the adjustable base 2 is more than 4 meters, the bottom die arches by 1 per mill. The step pitch of the horizontal rods at the topmost layer of the template support is reduced by one coil buckle pitch compared with the standard step pitch. The cross bars 7 comprise transverse cross bars and longitudinal cross bars. When the height of the building exceeds 8 meters, the vertical diagonal tension is fully arranged, the step pitch of the cross rod is smaller than 1.8m, a horizontal layer inclined rod or a fastener steel pipe is arranged at intervals of 4-6 standard step pitches along the height, and the cross rod 7 and the peripheral structure form a reliable drawknot.
The supporting system has high requirement on the bearing capacity of the foundation, so that the foundation bearing platform is timely subjected to ground treatment after construction is finished, the bearing capacity is guaranteed to meet the requirement, and after the formwork is erected, the preloading is carried out.
The frame installation construction process flow is as follows:
adjustable base → pole setting → horizontal pole (horizontal pole) → longitudinal horizontal pole (horizontal pole) → laying steel scaffold board → outside railing → bridging (diagonal pole) → keep off the sole, specifically do:
firstly, arching requirement: when the span of the beam and the slab is more than 4 meters, the bottom die arches by 1 per mill.
The horizontal rod step pitch of the topmost layer of the high and large formwork support is reduced by one disc buckle pitch compared with the standard step pitch.
And thirdly, when the height of the building exceeds 8 meters, the vertical diagonal tension is arranged in a full-cloth mode, the step pitch of the horizontal rods is not larger than 1.8m, and when structures are arranged on the periphery of the horizontal layer diagonal rods or the steel pipe cross braces of the fasteners at intervals of 4-6 standard step pitches along the height, the vertical diagonal tension and the structures are preferably reliably connected with the periphery.
The adjustable base of template support adjusts that lead screw exposes length and should not be greater than 300mm, and the ground clearance that is regarded as the bottommost horizon bar ground sweeping rod should not be greater than 550 mm.
Fifthly, for the long independent high formwork support (post-cast strip), the ratio H/B of the total height of the frame body to the width of the frame body is not more than 3.
Sixthly, the length of a cantilever of the adjustable bracket of the template bracket extending out of the top horizontal rod or the double-groove steel joist is strictly forbidden to exceed 650mm, the exposed length of the lead screw is strictly forbidden to exceed 400mm, and the length of the adjustable bracket inserted into the vertical rod or the double-groove steel joist is not smaller than 150 mm.
The safety channel in the frame must be reserved, so that the material transportation, the personnel coming in and going out and the inspection and acceptance are facilitated, but the channel rod piece is restored in time before the concrete is poured, and the stress of the frame is ensured not to be changed.
During template installation, steel bar binding and concrete pouring, materials and machines are prevented from being stacked in a centralized manner and are stacked uniformly. In any case, the concentrated construction load on the shelves must not exceed 500 Kg. After concrete pouring, large equipment and bulk materials are forbidden to be stacked without permission of technical responsible persons. And the outer side facade of the scaffold is sealed by a 1.8m multiplied by 6m green close-mesh safety net. Binding safety net on longitudinal horizontal rod by 16# iron wire
The process flow for dismantling the frame and the template is as follows:
the method comprises the following steps that: demolishing the position, concrete design label, concrete strength (same condition concrete test block) when demolishing the mould.
The dismantling sequence of the rack is opposite to that when being erected, the rack is gradually carried out layer by layer from top to bottom, the rack is firstly up and down, the rack is firstly out and internally, the rack is firstly horizontal and then vertical, the rack is strictly forbidden to be dismantled in a mess according to the sequence and is strictly forbidden to be thrown at high altitude, all rod pieces must be manually transferred to the ground, and the fasteners are dismantled and then transferred to the ground by using the pocket classification.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The utility model provides a beam slab mould supporter, its is used for supporting upper cover platform structure which characterized in that: the beam-slab mold support comprises a joist (1), the joist (1) is provided with supporting legs, the lower part of the joist is provided with an adjustable base (2), the lower end of the adjustable base (2) is provided with an upright rod screw rod (9), the outer circumference of one end of the upright rod screw rod (9) is provided with external threads, an upright rod (8) is connected below the upright rod screw rod (9), the upright rod (8) is of a tubular structure, the upper end of the upright rod (8) is provided with internal threads, and the internal threads are in threaded connection with the external threads; the adjustable supporting leg is characterized in that the supporting leg protrudes out of the lower bottom surface of the joist (1), a hollow neck is arranged on the adjustable bracket (2), the supporting leg is accommodated in the neck, a bottom plate (3) is arranged on the lower end surface of the neck, a cross beam (5) is arranged on the lower portion of the bottom plate (3), a damping beam (4) is arranged between the bottom plate (3) and the cross beam (5), an upright post (6) is arranged on the lower side of the cross beam (5), the upright post (6) is arranged at the edge position of the cross beam (5), and the cross beam (5) is supported on the cross beam (7) through the upright post (6); the upright rods (8) are symmetrically arranged at the left side and the right side of the joist (1), and the height of the adjustable base (2) is adjusted by the external threads arranged at the upper ends of the upright rods (8); the inner part of the upper end of the upright post (6) is provided with an upright post internal thread, the inner part of the upright post internal thread is internally screwed with one end of an upright post screw rod, the other end of the upright post screw rod is abutted to the cross beam (5) through a plane bearing, and the height of the cross beam (5) is adjusted through the upright post screw rod.
2. A beam panel formwork support according to claim 1, wherein: the joist (1) is a concrete joist or a channel steel joist.
3. A beam panel formwork support according to claim 2, wherein: the bottom plate (3) is a wood plate or a plywood.
4. A beam panel formwork support according to claim 3, wherein: the exposed length of the upright rod screw rod under the adjustable base (2) of the template bracket is less than 300 mm.
5. A beam panel formwork support according to claim 4, wherein: the number of the damping beams (4) is at least two.
6. A beam panel formwork support according to claim 5, wherein: when the span of the adjustable base (2) is more than 4 meters, the bottom die arches by 1 per mill.
7. A beam panel formwork support according to claim 6, wherein: the step pitch of the horizontal rods at the topmost layer of the template support is reduced by one coil buckle pitch compared with the standard step pitch.
8. A beam panel formwork support according to claim 7, wherein: the cross bars (7) comprise transverse cross bars and longitudinal cross bars.
9. A beam panel formwork support according to claim 8, wherein: when the height of the set-up exceeds 8 meters, the vertical oblique-pulling full-cloth arrangement is realized, the step pitch of the cross rods is smaller than 1.8m, and horizontal-layer inclined rods or fastener steel pipe cross braces are arranged at intervals of 4-6 standard step pitches along the height.
10. A beam panel formwork support according to claim 9, wherein: the cross bar and the peripheral structure form a reliable tie.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110421332.7A CN112922333A (en) | 2021-04-20 | 2021-04-20 | Beam-slab mould supporter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110421332.7A CN112922333A (en) | 2021-04-20 | 2021-04-20 | Beam-slab mould supporter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112922333A true CN112922333A (en) | 2021-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110421332.7A Pending CN112922333A (en) | 2021-04-20 | 2021-04-20 | Beam-slab mould supporter |
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| Country | Link |
|---|---|
| CN (1) | CN112922333A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007016724B3 (en) * | 2007-04-07 | 2008-10-02 | Peri Gmbh | Beam formwork with automatic de-shuttering of the inner shield |
| CN208347302U (en) * | 2018-04-20 | 2019-01-08 | 华西能源工程有限公司 | The high-supported formwork structure integrally formed for concrete frame floor and beam |
| CN111749457A (en) * | 2020-07-29 | 2020-10-09 | 吴贤情 | Early-support later-fixing early-dismantling formwork system and construction method thereof |
-
2021
- 2021-04-20 CN CN202110421332.7A patent/CN112922333A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007016724B3 (en) * | 2007-04-07 | 2008-10-02 | Peri Gmbh | Beam formwork with automatic de-shuttering of the inner shield |
| CN208347302U (en) * | 2018-04-20 | 2019-01-08 | 华西能源工程有限公司 | The high-supported formwork structure integrally formed for concrete frame floor and beam |
| CN111749457A (en) * | 2020-07-29 | 2020-10-09 | 吴贤情 | Early-support later-fixing early-dismantling formwork system and construction method thereof |
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