CN210117716U - Trapezoidal foundation ditch lateral wall concrete typical forms of elevartor shaft - Google Patents
Trapezoidal foundation ditch lateral wall concrete typical forms of elevartor shaft Download PDFInfo
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- CN210117716U CN210117716U CN201920827865.3U CN201920827865U CN210117716U CN 210117716 U CN210117716 U CN 210117716U CN 201920827865 U CN201920827865 U CN 201920827865U CN 210117716 U CN210117716 U CN 210117716U
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Abstract
The utility model discloses an elevator shaft trapezoidal foundation pit side wall concrete shaping template, which comprises a foundation pit soil mold and a foundation pit, wherein the foundation pit is laid on the bottom surface of the foundation pit soil mold, the bottom surface of the foundation pit soil mold is fixedly connected with a reinforcing steel bar U-shaped ring, a template framework is arranged inside the foundation pit soil mold, a shaping template frame is arranged on the outer surface of the template framework, a concrete cube is arranged at the joint of the template framework and the foundation pit soil mold, and a polyvinyl chloride plastic film is laid above the foundation pit soil mold; the setting template frame method is adopted to replace a brick plastering method, so that the construction time, the number of construction people and the material cost are effectively reduced, the production cost is effectively saved, the concrete cushion is inspected and evaluated directly by pouring concrete, the flatness is good, the strength and the compactness are high, a common clay sintered brick masonry mode is not adopted, the land resource is effectively saved, and the clearing and transportation of solid waste are reduced.
Description
Technical Field
The utility model relates to a housing construction technical field specifically is a trapezoidal foundation ditch lateral wall concrete typical forms of elevartor shaft.
Background
With the rapid development of social economy in recent years, more and more high-rise buildings emerge, and accordingly, the use of elevators as transportation devices serving the buildings is becoming more and more common. The elevartor shaft is the well of installation elevator in the building, and the elevator must carry out the elevartor shaft construction before the installation, and a large amount of engineering construction investigation and data discovery, many high-rise residential shear wall structure building elevartor shaft foundation ditch lateral wall are the concrete cushion, and it adopts the thick C15 concrete of 100mm in the brick plastering to replace actual engineering design more.
The prior art has the following problems:
(1) the construction quality is difficult to reach the quality requirements of the strength, compactness and flatness of the C15 concrete, and the common clay bricks are adopted for construction, so that the land resources are wasted, more solid garbage left after the construction is finished needs to be cleaned in time, and the requirements of energy conservation and environmental protection are not facilitated.
(2) The traditional construction method belongs to wet operation construction, is poor in working environment, multiple in working procedures, long in construction period and high in consumed labor, material and cost, if the slope of the foundation pit slope design is relatively slow, a brick foundation layer is built upwards from the bottom of a pit along the slope surface of a soil mould, but due to the fact that the upper and lower leather bricks are staggered and built, cement mortar bonding surfaces are reduced, the side surface of the bottom of the upper leather brick presses the soil slope for building, in the construction process, when the foundation pit is relatively deep, although a worker steps on a built scaffold to build side wall bricks, the danger that side wall bricks are prone to cause slumping still exists, cracks are prone to be generated after plastering, partial masonry is prone to being artificially trampled to cause depression during subsequent waterproof coiled material construction, and coiled materials cannot be laid on a solid and reliable base layer. If groundwater is higher, in case the waterproof layer goes wrong, still can cause the seepage, its consequence directly causes basement waterproof, dampproofing hidden danger that appears, to some foundation ditch size overlength or when too dark, in order to guarantee construction safety, in order to prevent to slide and collapse, when the brick brickwork builds by laying bricks or stones the side slope, need take the reinforcement measure, add to establish little section girth at foundation ditch bottom, middle part and top promptly, set up oblique constructional column at side slope crossing angle position even, the process is many, it is more troublesome to construct.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an elevator shaft trapezoidal foundation ditch lateral wall concrete typical forms to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a trapezoidal foundation ditch lateral wall concrete typical forms of elevartor shaft, includes foundation ditch soil mould and foundation ditch, the foundation ditch is laid the bottom surface of foundation ditch soil mould, the bottom surface fixedly connected with reinforcing bar U-shaped ring of foundation ditch soil mould, the inside of foundation ditch soil mould is equipped with the template framework, the surface mounting of template framework has the typical forms grillage, the template framework with the junction of foundation ditch soil mould is equipped with the concrete cube, polyvinyl chloride plastic film has been laid to the top of foundation ditch soil mould.
As further preferable in the present technical solution: the top of the steel bar U-shaped ring is fixedly connected with a wooden wedge.
As further preferable in the present technical solution: the lateral wall of stock formwork frame is equipped with the lug, stock formwork frame is by the combination of multiunit body, and the multiunit be equipped with the pipe strap between the stock formwork frame.
As further preferable in the present technical solution: and reinforcing steel bars are arranged on one side of the concrete cubic block and embedded in the foundation pit soil mould.
As further preferable in the present technical solution: the angle between the steel bar U-shaped ring and the foundation pit is forty-five degrees on the horizontal plane.
As further preferable in the present technical solution: the clearance between the foundation pit soil mold and the template framework is 100 mm.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the setting template frame method is adopted to replace a brick plastering method, so that the construction time, the number of construction people and the material cost are effectively reduced, the production cost is effectively saved, the concrete cushion is inspected and evaluated directly by pouring concrete, the flatness is good, the strength and the compactness are high, a common clay sintered brick masonry mode is not adopted, the land resource is effectively saved, and the clearing and transportation of solid waste are reduced.
2. The elevartor shaft foundation ditch has the characteristics that quantity is many and the size is the same, adopts stock formwork frame construction elevartor shaft foundation ditch lateral wall concrete cushion, can reach integrated cost such as regularization preparation, reuse rate height, use manpower sparingly, material resources, financial resources, reduction of erection time to realize the target control of "quality, investment, progress, environmental protection, safety".
Drawings
FIG. 1 is a sectional view of the structure and installation of the form of the present invention;
fig. 2 is a plan view of the structure and installation of the shaping form of the present invention.
In the figure: 1. a foundation pit soil mold; 2. a foundation pit; 3. a steel bar U-shaped ring; 31. wood wedge; 4. constructing a template; 5. shaping a template frame; 51. lifting lugs; 52. a pipe clamp; 6. concrete cubes; 61. reinforcing steel bars; 7. a polyvinyl chloride plastic film.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an elevator shaft trapezoidal foundation ditch lateral wall concrete typical forms, includes foundation ditch soil mould 1 and foundation ditch 2, foundation ditch 2 is laid in foundation ditch soil mould 1's bottom surface, foundation ditch soil mould 1's bottom surface fixedly connected with reinforcing bar U-shaped ring 3, foundation ditch soil mould 1's inside is equipped with template framework 4, template framework 4's externally mounted has stock template grillage 5, template framework 4 with foundation ditch soil mould 1's junction is equipped with concrete cube 6, polyvinyl chloride plastic film 7 has been laid to foundation ditch soil mould 1's top.
In this embodiment, specifically: the top of the steel bar U-shaped ring 3 is fixedly connected with a wood wedge 31; the wooden wedge 31 fixes the steel pipe on the reinforcing steel bar U-shaped ring 3.
In this embodiment, specifically: the outer side wall of the shaping template frame 5 is provided with a lifting lug 51, the shaping template frame 5 is formed by combining a plurality of groups of pipe bodies, and pipe clamps 52 are arranged among the plurality of groups of shaping template frames 5; through setting up lug 51, make things convenient for stock template frame 5's hoist and mount, pipe strap 52 fixes multiunit stock template frame 5.
In this embodiment, specifically: a reinforcing steel bar 61 is arranged on one side of the concrete cube 6, and the reinforcing steel bar 61 is embedded in the foundation pit soil mold 1; the reinforcing bars 61 fix the concrete cubes 6 to the outer wall of the foundation pit soil mould 1.
In this embodiment, specifically: the angle between the steel bar U-shaped ring 3 and the foundation pit 2 is forty-five degrees on the horizontal plane; the pre-buried steel bar U-shaped ring 3 and the bottom edge of the foundation pit are arranged at an angle of 45 degrees and used for fixing the shaping template frame 5 and preventing the shaping template frame 5 from floating upwards when concrete is poured and tamped.
In this embodiment, specifically: the gap between the foundation pit soil mold 1 and the template framework 4 is 100 mm; concrete is poured in the gap between the foundation pit soil formwork 1 and the formwork framework 4.
The working principle or the structural principle is that when the foundation pit soil mold is used, firstly, a foundation pit soil mold 1 is manufactured, the slope is calculated according to the design requirements of drawings, excavation lines at the top and the bottom of the pit are respectively placed, the size of the soil mold is controlled to be in place according to the design size of the construction design drawings, an excavator is adopted to excavate the approximate size of the foundation pit from the middle to four sides according to the excavation lines and the slope, the foundation pit is under excavated by about 200 mm-300 mm according to the size requirements of the construction paper, the foundation pit is manually repaired according to the design size of an elevator shaft, the virtual soil in the pit is cleaned, the size of the soil mold is controlled to be in place according to the design size of the technical requirements of the design drawings, the bottom of the foundation pit 2 is tamped by using the pseudo-ginseng gray soil, when the size of the foundation pit soil mold 1 of the elevator shaft is controlled, the foundation pit needs to be pulled from the upper and lower corners, the foundation pit is tamp, in advance, in the concrete of the cushion layer at the position 300-500 mm away from the corner part in the cushion layer at the bottom of the foundation pit, a pre-embedded steel bar U-shaped ring 3 and the bottom edge of the foundation pit form an angle of 45 degrees for fixing a shaping template frame 5 and preventing the shaping template frame 5 from floating up when the concrete is poured and tamped, wherein according to the design size of the trapezoidal section of the elevator foundation pit, the upper opening, the lower opening and the depth of the foundation pit, according to the checking calculation of the actual load, the size, the spacing, the strength and the rigidity deflection of a panel, a secondary ridge and a main ridge, a shaping system template component, the technical requirements of materials and a construction method are designed and manufactured, when the template framework 4 is manufactured, the external size of the shaping template frame 5 is controlled, namely the external shaping size of the design of the elevator pit cushion layer, the requirements of the overall strength and the rigidity of the framework body of the shaping template frame 5 are ensured, when filling blocks are placed on the side wall of, the embedded steel bars 61 are exposed with a certain length, inserted into the side wall soil body to be used as a cushion concrete thickness control block, placed along the longitudinal direction and the transverse direction of the side wall, before the hoisting of the shaping template frame 5, the upper opening part of the foundation pit soil mold 1 is paved with the polyvinyl chloride plastic film 7, which can prevent the falling of the upper opening part soil particles during the concrete pouring and is beneficial to the smooth falling of the concrete into the 100mm cushion control gap between the soil mold and the shaping template frame 5, when the hoisting shaping template frame 5 is placed, the lifting lugs 51 fixed on the upper steel pipes at the inner side of the shaping template frame 5 are strictly controlled to be in place and are properly adjusted to meet the design size requirement, four steel pipes are respectively inserted into the exposed steel bar U-shaped rings 3 on the concrete cushions at the four corners at the bottom of the foundation pit and are driven into the wood wedges 31 for fixation, and the upper steel pipes and the inner corner steel pipes are fixed, for fixed typical forms system, prevent that the typical forms grillage 5 from floating when watering the concrete, when pouring the concrete, notice two opposite sides and pour simultaneously, from bottom to top, the substep is gone on, each step is 400 ~ 600mm high, it vibrates with bayonet vibrating spear to water the concrete while watering the concrete, it reaches foundation ditch top concrete cushion design elevation to pour the concrete step by step, be connected with the basic cushion concrete at later stage foundation ditch top, 36 ~ 48 hours after having pour the concrete, hang out typical forms grillage 5, in time repair defect position, and notice in time carry out watering maintenance, from this, accomplish the pouring of concrete.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an elevator shaft trapezoidal foundation ditch lateral wall concrete typical forms, includes foundation ditch soil mould (1) and foundation ditch (2), foundation ditch (2) are laid in the bottom surface of foundation ditch soil mould (1), its characterized in that: the utility model discloses a concrete foundation ditch soil mould (1) is including foundation ditch soil mould (1), the bottom surface fixedly connected with reinforcing bar U of foundation ditch soil mould (1) encircles ring (3), the inside of foundation ditch soil mould (1) is equipped with template framework (4), the surface mounting of template framework (4) has stock template frame (5), template framework (4) with the junction of foundation ditch soil mould (1) is equipped with concrete cube (6), polyvinyl chloride plastic film (7) have been laid to the top of foundation ditch soil mould (1).
2. The elevator shaft trapezoidal foundation pit side wall concrete sizing template of claim 1, characterized in that: the top of the steel bar U-shaped ring (3) is fixedly connected with a wooden wedge (31).
3. The elevator shaft trapezoidal foundation pit side wall concrete sizing template of claim 1, characterized in that: the lateral wall of stock form grillage (5) is equipped with lug (51), stock form grillage (5) are by the combination of multiunit body, and the multiunit be equipped with pipe strap (52) between stock form grillage (5).
4. The elevator shaft trapezoidal foundation pit side wall concrete sizing template of claim 1, characterized in that: and one side of the concrete cube (6) is provided with a steel bar (61), and the steel bar (61) is embedded in the foundation pit soil mould (1).
5. The elevator shaft trapezoidal foundation pit side wall concrete sizing template of claim 1, characterized in that: the angle between the steel bar U-shaped ring (3) and the foundation pit (2) is forty-five degrees on the horizontal plane.
6. The elevator shaft trapezoidal foundation pit side wall concrete sizing template of claim 1, characterized in that: the clearance between the foundation pit soil mold (1) and the template framework (4) is 100 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920827865.3U CN210117716U (en) | 2019-06-04 | 2019-06-04 | Trapezoidal foundation ditch lateral wall concrete typical forms of elevartor shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920827865.3U CN210117716U (en) | 2019-06-04 | 2019-06-04 | Trapezoidal foundation ditch lateral wall concrete typical forms of elevartor shaft |
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| Publication Number | Publication Date |
|---|---|
| CN210117716U true CN210117716U (en) | 2020-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920827865.3U Expired - Fee Related CN210117716U (en) | 2019-06-04 | 2019-06-04 | Trapezoidal foundation ditch lateral wall concrete typical forms of elevartor shaft |
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| CN (1) | CN210117716U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113136884A (en) * | 2021-04-26 | 2021-07-20 | 中国二十二冶集团有限公司 | Construction method of strongly weathered rock foundation pit well rich in low-pressure-bearing fracture water |
| CN113404057A (en) * | 2021-07-16 | 2021-09-17 | 江苏通力建设集团有限公司 | Integral pouring structure and construction method for foundation pit side wall cushion layer of elevator shaft |
-
2019
- 2019-06-04 CN CN201920827865.3U patent/CN210117716U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113136884A (en) * | 2021-04-26 | 2021-07-20 | 中国二十二冶集团有限公司 | Construction method of strongly weathered rock foundation pit well rich in low-pressure-bearing fracture water |
| CN113404057A (en) * | 2021-07-16 | 2021-09-17 | 江苏通力建设集团有限公司 | Integral pouring structure and construction method for foundation pit side wall cushion layer of elevator shaft |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200228 Termination date: 20210604 |