CN110144929B - Supporting and blocking installation method for beam-slab equipment foundation beam - Google Patents
Supporting and blocking installation method for beam-slab equipment foundation beam Download PDFInfo
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- CN110144929B CN110144929B CN201910452521.3A CN201910452521A CN110144929B CN 110144929 B CN110144929 B CN 110144929B CN 201910452521 A CN201910452521 A CN 201910452521A CN 110144929 B CN110144929 B CN 110144929B
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- main beam
- baffle
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/44—Foundations for machines, engines or ordnance
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- Life Sciences & Earth Sciences (AREA)
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Abstract
The invention discloses a supporting and retaining installation method of a beam-slab equipment foundation beam, after excavation of a foundation pit in a main beam construction area and a foundation pit in a secondary beam construction area is finished, a main beam cushion layer and a secondary beam cushion layer are respectively constructed in the foundation pit, a main beam baffle control line and a secondary beam baffle control line are respectively popped out on the main beam cushion layer and the secondary beam cushion layer, a main beam supporting and retaining hole and a secondary beam supporting and retaining hole are drilled at intervals along the length direction of the main beam baffle control line and the secondary beam baffle control line, a main beam positioning rib and a secondary beam positioning rib are respectively implanted in the main beam cushion layer and the secondary beam cushion layer, then the main beam baffle and the secondary beam baffle are respectively abutted against the main beam positioning rib and the secondary beam positioning rib, a ground anchor is installed in a house soil area, a reinforcing rib is arranged on the inner side surface of the main beam baffle and penetrates through the main beam baffle to be fixed with the ground anchor through a pull rope, meanwhile, the construction period is shortened, and the construction cost is reduced.
Description
Technical Field
The invention relates to the field of building construction, in particular to a supporting and blocking installation method of a beam-slab equipment foundation beam.
Background
With the development of industrial buildings, the types of equipment foundations are gradually increased, the structural forms are complicated, and the equipment foundations are gradually enlarged. Therefore, the construction technology and the method for innovating the equipment foundation have great significance for ensuring the engineering construction quality, shortening the construction period, accelerating the construction progress, saving materials, reducing the labor consumption and reducing the construction cost. In the construction of plant foundations, beam slab reinforced concrete cast-in-place structures are usually adopted, and for such equipment foundations, a 'brick bed mould' forming method is usually adopted for construction, namely when beam slab structure equipment foundation beams are constructed, earth and stone supports on the side faces of foundation pits are mainly built by aerated concrete brick blocks (or shale brick blocks are adopted for replacement), so that a large amount of block materials and mortar for building are consumed, and meanwhile, more manpower is required to be invested for building construction. Finally, after masonry on the side surface of the groove is built, the masonry mortar needs a long maintenance period to reach a certain strength, so that subsequent construction procedures cannot be continuously performed. Therefore, more masonry materials and labor cost of masonry operation are needed, the construction cost is high, the construction period is long due to the influence of the maintenance time of masonry mortar.
Disclosure of Invention
Aiming at the defects of the prior art, the technical problems to be solved by the invention are as follows: how to provide a simple and convenient supporting and blocking installation method of a beam-slab equipment foundation beam, which reduces the construction cost, shortens the construction period and improves the construction efficiency.
In order to solve the technical problems, the invention adopts the following technical scheme:
a supporting and blocking installation method of a beam-slab equipment foundation beam is characterized by comprising the following steps: the method comprises the following steps:
(1) after excavation of a foundation pit in a main beam construction area and a foundation pit in a secondary beam construction area is completed, respectively constructing a main beam cushion layer and a secondary beam cushion layer in the foundation pits, wherein the side edges of the two sides of the main beam cushion layer and the secondary beam cushion layer respectively exceed the edges of the corresponding main beam to be constructed or the secondary beam structure to be constructed;
(2) popping a main beam baffle control line on a main beam cushion layer, installing main beam retaining and positioning piles on the main beam cushion layer along the main beam baffle control line, drilling main beam retaining and positioning holes at intervals along the length direction of the main beam baffle control line when the main beam retaining and positioning piles are installed, and then implanting main beam positioning ribs into the main beam retaining and positioning holes; popping a secondary beam baffle control line on a secondary beam cushion layer, installing secondary beam supporting and blocking positioning piles on the secondary beam cushion layer along the secondary beam baffle control line, drilling secondary beam supporting and blocking positioning holes at intervals along the length direction of the secondary beam baffle control when the secondary beam supporting and blocking positioning piles are installed, and then implanting secondary beam positioning ribs into the secondary beam supporting and blocking positioning holes;
(3) the method comprises the following steps that a ground anchor is installed in a house soil area formed between a main beam construction area foundation pit and a secondary beam construction area foundation pit, a main beam baffle is installed on a main beam cushion, the inner side face of the main beam baffle is attached to a main beam positioning rib, a secondary beam baffle is installed on the secondary beam cushion, the inner side face of the secondary beam baffle is attached to a secondary beam positioning rib, splicing batten is vertically arranged in the house soil area and at the position of a joint of the main beam baffle and the secondary beam baffle respectively, two side faces of the splicing batten are abutted to the outer side faces of the main beam baffle and the secondary beam baffle respectively, a horizontal wood brace is arranged between the splicing batten and the ground anchor, and two ends of the horizontal wood brace are fixed on the splicing batten and the ground anchor respectively to prevent the main beam baffle and the secondary beam baffle from moving towards the outer side direction of the horizontal wood brace for;
(4) a plurality of reinforcing steel ribs I extending along the length direction of the main beam baffle are arranged on the inner side surface of the main beam baffle at intervals along the vertical direction, a plurality of tensioning positions I are arranged on each reinforcing steel rib I at intervals along the length direction, a pull rope I is fixed at each tensioning position I, and the other end of each pull rope I penetrates through the main beam baffle and is fixed with a ground anchor so as to be used for preventing the main beam baffle from moving towards the inner side direction of the main beam baffle to support;
(5) according to secondary beam construction area foundation ditch excavation degree of depth, if the degree of depth is less than or equal to 700mm, prop up and keep off the installation and end, if the degree of depth > 700mm, set up many reinforcing bar ribs II that extend along secondary beam baffle length direction along vertical direction interval on the medial surface of secondary beam baffle, set up a plurality of tensioning position II along its length direction interval on every reinforcing bar rib II, tensioning position II fixed stay cord II, the other end of stay cord II is worn to be fixed too secondary beam baffle and with the earth anchor and is used for avoiding secondary beam baffle to move towards its inboard direction and support, prop up and keep off the installation and end.
In conclusion, the beneficial effects of the invention are as follows: the invention adopts the plate-type supporting and blocking material to replace the building block material, thereby not only saving the cost of masonry material and manual operation, but also greatly improving the construction efficiency, shortening the construction period and ensuring the construction safety because the maintenance time of masonry mortar is saved.
Detailed Description
The present invention is described in further detail below.
In this embodiment, a method for installing a support of a beam-slab apparatus foundation beam includes the following steps:
(1) after excavation of a foundation pit in a main beam construction area and a foundation pit in a secondary beam construction area is completed, respectively constructing a main beam cushion layer and a secondary beam cushion layer in the foundation pits, wherein the side edges of the two sides of the main beam cushion layer and the secondary beam cushion layer respectively exceed the edges of the corresponding main beam to be constructed or the secondary beam structure to be constructed;
(2) popping a main beam baffle control line on a main beam cushion layer, installing main beam retaining and positioning piles on the main beam cushion layer along the main beam baffle control line, drilling main beam retaining and positioning holes at intervals along the length direction of the main beam baffle control line when the main beam retaining and positioning piles are installed, and then implanting main beam positioning ribs into the main beam retaining and positioning holes; popping a secondary beam baffle control line on a secondary beam cushion layer, installing secondary beam supporting and blocking positioning piles on the secondary beam cushion layer along the secondary beam baffle control line, drilling secondary beam supporting and blocking positioning holes at intervals along the length direction of the secondary beam baffle control when the secondary beam supporting and blocking positioning piles are installed, and then implanting secondary beam positioning ribs into the secondary beam supporting and blocking positioning holes;
(3) the method comprises the following steps that a ground anchor is installed in a house soil area formed between a main beam construction area foundation pit and a secondary beam construction area foundation pit, a main beam baffle is installed on a main beam cushion, the inner side face of the main beam baffle is attached to a main beam positioning rib, a secondary beam baffle is installed on the secondary beam cushion, the inner side face of the secondary beam baffle is attached to a secondary beam positioning rib, splicing batten is vertically arranged in the house soil area and at the position of a joint of the main beam baffle and the secondary beam baffle respectively, two side faces of the splicing batten are abutted to the outer side faces of the main beam baffle and the secondary beam baffle respectively, a horizontal wood brace is arranged between the splicing batten and the ground anchor, and two ends of the horizontal wood brace are fixed on the splicing batten and the ground anchor respectively to prevent the main beam baffle and the secondary beam baffle from moving towards the outer side direction of the horizontal wood brace for;
(4) a plurality of reinforcing steel ribs I extending along the length direction of the main beam baffle are arranged on the inner side surface of the main beam baffle at intervals along the vertical direction, a plurality of tensioning positions I are arranged on each reinforcing steel rib I at intervals along the length direction, a pull rope I is fixed at each tensioning position I, and the other end of each pull rope I penetrates through the main beam baffle and is fixed with a ground anchor so as to be used for preventing the main beam baffle from moving towards the inner side direction of the main beam baffle to support;
(5) according to secondary beam construction area foundation ditch excavation degree of depth, if the degree of depth is less than or equal to 700mm, prop up and keep off the installation and end, if the degree of depth > 700mm, set up many reinforcing bar ribs II that extend along secondary beam baffle length direction along vertical direction interval on the medial surface of secondary beam baffle, set up a plurality of tensioning position II along its length direction interval on every reinforcing bar rib II, tensioning position II fixed stay cord II, the other end of stay cord II is worn to be fixed too secondary beam baffle and with the earth anchor and is used for avoiding secondary beam baffle to move towards its inboard direction and support, prop up and keep off the installation and end.
In the specific implementation process, in the step (4), a plurality of reinforcing steel bar fasteners can be obtained by drilling reinforcing steel bar fastener installation holes on the main beam baffle along the length direction of the main beam baffle according to the installation positions of the reinforcing steel bar ribs I, each reinforcing steel bar fastener comprises a reinforcing steel bar support limiting block which is integrally in an L shape, one section of supporting rod in each reinforcing steel bar support limiting block is a supporting part for placing the reinforcing steel bar rib I, the other end of supporting rod is a limiting part for limiting the reinforcing steel bar rib I, each reinforcing steel bar fastener is installed corresponding to one reinforcing steel bar fastener installation hole, the supporting part in each reinforcing steel bar support limiting block penetrates through the main beam baffle through the reinforcing steel bar fastener installation hole, after all the reinforcing steel bar fasteners are installed, when the reinforcing steel bar ribs I are placed at the installation positions on the main beam baffle, the supporting parts in the plurality of reinforcing steel bar fasteners are used for supporting the reinforcing, the one end of stay cord I is fixed on the tip that the supporting part passed the girder baffle, I messenger spacing part of pulling stay cord is on girder baffle medial surface with I taut butt of reinforcing bar rib, adjust the length of stay cord I, fix its other one end on the earth anchor, the completion is to avoiding the secondary beam baffle to remove towards its inboard direction and support, when carrying out backfill construction in the room heart soil region like this, the backfill is used in on the girder baffle, and stay cord I is withheld the girder baffle, avoid it to take place the displacement. Similarly, the reinforcing steel rib II is installed in the step (5) by adopting the method.
Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the invention, and that, while the invention has been described with reference to preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (1)
1. A supporting and blocking installation method of a beam-slab equipment foundation beam is characterized by comprising the following steps: the method comprises the following steps:
(1) after excavation of a foundation pit in a main beam construction area and a foundation pit in a secondary beam construction area is completed, respectively constructing a main beam cushion layer and a secondary beam cushion layer in the foundation pits, wherein the side edges of the two sides of the main beam cushion layer and the secondary beam cushion layer respectively exceed the edges of the corresponding main beam to be constructed or the secondary beam structure to be constructed;
(2) popping a main beam baffle control line on a main beam cushion layer, installing main beam retaining and positioning piles on the main beam cushion layer along the main beam baffle control line, drilling main beam retaining and positioning holes at intervals along the length direction of the main beam baffle control line when the main beam retaining and positioning piles are installed, and then implanting main beam positioning ribs into the main beam retaining and positioning holes; popping a secondary beam baffle control line on a secondary beam cushion layer, installing secondary beam supporting and blocking positioning piles on the secondary beam cushion layer along the secondary beam baffle control line, drilling secondary beam supporting and blocking positioning holes at intervals along the length direction of the secondary beam baffle control when the secondary beam supporting and blocking positioning piles are installed, and then implanting secondary beam positioning ribs into the secondary beam supporting and blocking positioning holes;
(3) the method comprises the following steps that a ground anchor is installed in a house soil area formed between a main beam construction area foundation pit and a secondary beam construction area foundation pit, a main beam baffle is installed on a main beam cushion, the inner side face of the main beam baffle is attached to a main beam positioning rib, a secondary beam baffle is installed on the secondary beam cushion, the inner side face of the secondary beam baffle is attached to a secondary beam positioning rib, splicing batten is vertically arranged in the house soil area and at the position of a joint of the main beam baffle and the secondary beam baffle respectively, two side faces of the splicing batten are abutted to the outer side faces of the main beam baffle and the secondary beam baffle respectively, a horizontal wood brace is arranged between the splicing batten and the ground anchor, and two ends of the horizontal wood brace are fixed on the splicing batten and the ground anchor respectively to prevent the main beam baffle and the secondary beam baffle from moving towards the outer side direction of the horizontal wood brace for;
(4) a plurality of reinforcing steel ribs I extending along the length direction of the main beam baffle are arranged on the inner side surface of the main beam baffle at intervals along the vertical direction, a plurality of tensioning positions I are arranged on each reinforcing steel rib I at intervals along the length direction, a pull rope I is fixed at each tensioning position I, and the other end of each pull rope I penetrates through the main beam baffle and is fixed with a ground anchor so as to be used for preventing the main beam baffle from moving towards the inner side direction of the main beam baffle to support;
(5) according to secondary beam construction area foundation ditch excavation degree of depth, if the degree of depth is less than or equal to 700mm, prop up and keep off the installation and end, if the degree of depth > 700mm, set up many reinforcing bar ribs II that extend along secondary beam baffle length direction along vertical direction interval on the medial surface of secondary beam baffle, set up a plurality of tensioning position II along its length direction interval on every reinforcing bar rib II, tensioning position II fixed stay cord II, the other end of stay cord II is worn to be fixed too secondary beam baffle and with the earth anchor and is used for avoiding secondary beam baffle to move towards its inboard direction and support, prop up and keep off the installation and end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910452521.3A CN110144929B (en) | 2019-05-28 | 2019-05-28 | Supporting and blocking installation method for beam-slab equipment foundation beam |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910452521.3A CN110144929B (en) | 2019-05-28 | 2019-05-28 | Supporting and blocking installation method for beam-slab equipment foundation beam |
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| Publication Number | Publication Date |
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| CN110144929A CN110144929A (en) | 2019-08-20 |
| CN110144929B true CN110144929B (en) | 2021-01-12 |
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| CN201910452521.3A Active CN110144929B (en) | 2019-05-28 | 2019-05-28 | Supporting and blocking installation method for beam-slab equipment foundation beam |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104264705A (en) * | 2014-10-14 | 2015-01-07 | 赵正义 | Assembling type perpendicular connecting structure for fixed tower crane and concrete foundation |
| CN105586980A (en) * | 2014-10-23 | 2016-05-18 | 邵杰 | Construction method for wind tower foundation |
| CN205975659U (en) * | 2016-08-25 | 2017-02-22 | 安徽庞源机械工程有限公司 | Tower crane steel structure foundation |
| JP2018021322A (en) * | 2016-08-02 | 2018-02-08 | 東京電力ホールディングス株式会社 | Pile foundation and tower reconstruction method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160281907A1 (en) * | 2012-11-01 | 2016-09-29 | Magnum Piering, Inc. | Elevated equipment assemblies, equipment-supporting platforms, and related methods |
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- 2019-05-28 CN CN201910452521.3A patent/CN110144929B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104264705A (en) * | 2014-10-14 | 2015-01-07 | 赵正义 | Assembling type perpendicular connecting structure for fixed tower crane and concrete foundation |
| CN105586980A (en) * | 2014-10-23 | 2016-05-18 | 邵杰 | Construction method for wind tower foundation |
| JP2018021322A (en) * | 2016-08-02 | 2018-02-08 | 東京電力ホールディングス株式会社 | Pile foundation and tower reconstruction method |
| CN205975659U (en) * | 2016-08-25 | 2017-02-22 | 安徽庞源机械工程有限公司 | Tower crane steel structure foundation |
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| CN110144929A (en) | 2019-08-20 |
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