CN205529847U - Landing stage structure that combination smw worker method was gone along with sb. to guard him - Google Patents

Landing stage structure that combination smw worker method was gone along with sb. to guard him Download PDF

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Publication number
CN205529847U
CN205529847U CN201620317231.XU CN201620317231U CN205529847U CN 205529847 U CN205529847 U CN 205529847U CN 201620317231 U CN201620317231 U CN 201620317231U CN 205529847 U CN205529847 U CN 205529847U
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China
Prior art keywords
trestle
stake
purlin
smw
landing stage
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CN201620317231.XU
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Chinese (zh)
Inventor
王印昌
吴晓庚
姜弘
李庭平
王新
马姣蓉
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Shanghai Urban Construction Design Research Institute Group Co Ltd
Shanghai Urban Construction Design Research Institute Co ltd
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Shanghai Urban Construction Design Research Institute Co ltd
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Abstract

The utility model discloses a landing stage structure that combination smw worker method was gone along with sb. To guard him, include: a stake of smw worker method for bearing vertical load's landing stage stake, be used for bearing horizontal load to and pour into a mould in the top girth purlin part at the top of landing stage stake, the landing stage stake sets up in the outside interval of smw worker method stake, top girth purlin part is through the landing stage board with a landing stage stake and a smw worker method stake body coupling. The utility model discloses can be applied to SMW worker method landing stage structure, rationally bear vertically and lateral load the time, the engineering volume is practiced thrift to reinforcing envelope wholeness.

Description

The trestle work structure gone along with sb. to guard him in conjunction with smw engineering method
Technical field
This utility model relates to municipal administration base pit engineering, the trestle knot gone along with sb. to guard him particularly to a kind of combination smw engineering method Structure.
Background technology
Base pit engineering is widely used in the engineerings such as skyscraper, the underground space, open trench tunnel.Wherein open cut Tunnel is often positioned in the urban road of heavy traffic, at utmost reducing the impact on present situation traffic above-ground, Standing trestle reduces construction land tenure or is used as temporary traffic sidewalk, and therefore this trestle is often parallel to foundation ditch limit Line.
Therefore, different from the underground space or skyscraper foundation ditch trestle often independent stressed, open trench tunnel trestle Often part utilizes building enclosure power transmission, the most separately sets trestle stake.
But this also limit value type of building enclosure, can only have enough with cast-in-situ bored pile, diaphram wall etc. Vertical bearing capacity go along with sb. to guard him form.Or individually set trestle stake, make independent trestle stress system.
There is following problem in application tradition trestle work structure form:
1., when foundation depth is less than 11m, use diaphram wall to go along with sb. to guard him less economical, and urban under crossing The often shallower crossroad being but positioned at heavy traffic of buried depth, the necessity arranging trestle is extremely strong.
2. according to cast-in-situ bored pile as building enclosure, in soft clay area, water level is higher, need to only perform separately Water curtain, therefore long construction period, cost is big.
If the most independently setting trestle stake to form independent stack pontic system, then building enclosure is not connected to trestle work structure, whole Body is poor, and foundation ditch risk is big.
(smw is the abbreviation of soil mixing wall in smw engineering method stake.Smw engineering method stake is continuous also known as smw Wall) as the conventional form of going along with sb. to guard him of soft clay area cutting depth 4~11m, economical by force, speed of application The advantage such as fast, but its to bear vertical load ability poor.
Therefore, the trestle form designing a kind of smw of being adapted to engineering method is especially advantageous for improving the overall effect of engineering Benefit.
Utility model content
Because the drawbacks described above of prior art, this utility model provides one to can be applicable to smw engineering method trestle Structure, is rationally bearing vertically and while lateral load, is strengthening building enclosure globality, save quantities The trestle work structure gone along with sb. to guard him of combination smw engineering method, its feature is, comprising: for bearing vertical load Trestle stake, for bearing the smw engineering method stake of horizontal load, and be cast in the top girth purlin at the top of trestle stake Part;Described trestle stake is arranged in the outside spacers of smw engineering method stake, and described top girth purlin part passes through trestle plate Trestle stake and smw engineering method stake one is connected that (smw of the present utility model is the contracting of soil mixing wall Write.Smw engineering method stake is also known as smw diaphragm wall.Smw engineering method be with fountain type drilling blender at the scene to Certain depth carries out drilling, sprays cement system hardening agent simultaneously and repeatedly mix with foundation soil and stir at drill bit Mix, between construction cell, then take overlapping lapping construction, then insert before soil cement mixture is not tied firmly H profile steel or steel plate are as its stress reinforcing material, hard to cement knot, are just formed and have some strength together with just Degree, continuous whole, jointless underground wall body).
In certain embodiments, described trestle work structure also includes pouring and is formed on described top girth purlin part First supports, and described first supports and is provided with trestle beam and described trestle plate.
In certain embodiments, described top girth purlin part is provided with the horizontal joint bar for connecting trestle plate.
On the basis of meeting common sense in the field, above-mentioned each optimum condition, can combination in any, obtain this practicality Novel each preferred embodiment.
The beneficial effects of the utility model:
1. this utility model breaches the trestle particular/special requirement to building enclosure, by smw engineering method and trestle work structure Combining, economy is strong.
Trestle stake can be coupled together by top girth purlin structure the most of the present utility model with smw engineering method stake so that goes along with sb. to guard him Stake and trestle work structure have globality, enhance the lateral rigidity of building enclosure, add the safety of foundation ditch.
Below with reference to accompanying drawing, the technique effect of design of the present utility model, concrete structure and generation is made into one Step explanation, to be fully understood from the purpose of this utility model, feature and effect.
Accompanying drawing explanation
Fig. 1 is the trestle work structure figure that this utility model combines that smw engineering method is gone along with sb. to guard him.
Fig. 2 is the arrangement of reinforcement configuration diagram of this utility model trestle work structure.
Description of reference numerals: trestle stake 1;Smw engineering method stake 2;Top girth purlin part 3;First supports 4; Trestle plate 5;Trestle stringer 6.
Detailed description of the invention
Enumerate preferred embodiment below, and combine accompanying drawing and become apparent from intactly illustrating this utility model.
Embodiment
The purpose of this utility model is achieved through the following technical solutions: as Fig. 1~Fig. 2 (encloses in Fig. 1 The scope of purlin 3 is until pushing up, according to the arrangement of reinforcement scope of Fig. 2) shown in, the combination smw that the present embodiment provides The trestle work structure that engineering method is gone along with sb. to guard him includes: for bearing the trestle stake 1 of vertical load, for bearing horizontal load Smw engineering method stake 2, and be cast in the top girth purlin part 3 at the top of trestle stake 1;Wherein, trestle stake 1 is arranged in smw engineering method stake 2 outside spacers, and described top girth purlin part 3 passes through trestle plate 5 by trestle stake 1 It is connected with smw engineering method stake 2 one.
As in figure 2 it is shown, in order to connect trestle plate 5, described top girth purlin part 3 is provided with horizontal joint bar, whole Enclose purlin L-shaped.
Additionally, as it is shown in figure 1, described trestle work structure also include pouring be formed at described top girth purlin part 3 it On first support 4, described first support be provided with trestle beam 6 and described trestle plate 5.
Smw engineering method stake part of the present utility model is compared with the smw engineering method pile driving construction of technology.Smw is soil The abbreviation of mixing wall.Smw engineering method stake is also known as smw diaphragm wall.Smw engineering method is with fountain type drilling Blender carries out drilling to certain depth at the scene, at drill bit, spray cement system hardening agent simultaneously and and ground Soil mix and blend repeatedly, then takes overlapping lapping construction, then at soil cement mixture between construction cell Before not tying firmly, insertion H profile steel or steel plate are as its stress reinforcing material, hard to cement knot, are just formed and have together Some strength and rigidity, continuous whole, jointless underground wall body.
Trestle stake is coupled together with smw engineering method stake by this utility model by top girth purlin so that fender post and stack Bridge construction has globality.So, vertical load is carried on a shoulder pole by trestle pile, and horizontal loading is by smw engineering method pile Load.Both are worked in coordination with by bending that (top girth purlin is L-type, and vertical load is first delivered to top girth purlin by top girth purlin Make it by curved, then pass to trestle stake, it is considered to vertical moment of flexure is not by enclosing the purlin centre of form, therefore encloses purlin and can twist, Then horizontal direction is acted on by the soil body and first road concrete support, and horizontal direction has moment of flexure, top girth purlin by bending, Deforming, drive trestle and engineering method stake, deformation is collaborative).
Construction method of the present utility model is as follows:
1., before excavation of foundation pit, perform fender post and trestle stake.Then top girth purlin part is poured.Top girth purlin part Need reserved vertical joint bar to connect trestle plate.
2., according to foundation pit enclosure control line, slotting pours first concrete support, and (it is foundation ditch that first supports A part for supporting;Generally, support more than 5m foundation ditch head road and support with concrete, in this engineering, first Road supports the secondary beam being also to support trestle plate) and trestle plate, trestle beam.
The beneficial effects of the utility model are embodied in the following aspects:
1. breach the trestle particular/special requirement to building enclosure, smw engineering method combined with trestle work structure, Economy is strong.
2. trestle stake is coupled together by the design of top girth purlin with SMW engineering method stake so that fender post and trestle work structure There is globality, enhance the lateral rigidity of building enclosure, add the safety of foundation ditch.
Each preferred embodiment of the present utility model described in detail above.Should be appreciated that the general of this area Logical technical staff just can make many amendments and change according to design of the present utility model without creative work Change.All technical staff in the art pass through according to design of the present utility model to patrol on the basis of existing technology Collect analysis, reasoning or the available technical scheme of limited experiment, all should be by claims institute really In fixed protection domain.

Claims (3)

1. one kind combines the trestle work structure that smw engineering method is gone along with sb. to guard him, it is characterised in that comprising: be used for bearing The trestle stake of vertical load, for bearing the smw engineering method stake of horizontal load, and be cast in the top of trestle stake The top girth purlin part in portion;Described trestle stake is arranged in the outside spacers of smw engineering method stake, described top girth purlin part By trestle plate, trestle stake is connected with smw engineering method stake one.
Combine the trestle work structure that smw engineering method is gone along with sb. to guard him the most as claimed in claim 1, it is characterised in that institute State trestle work structure also to include pouring the first support being formed on described top girth purlin part, described first Support is provided with trestle beam and described trestle plate.
Combine the trestle work structure that smw engineering method is gone along with sb. to guard him the most as claimed in claim 1 or 2, it is characterised in that Described top girth purlin part is provided with the horizontal joint bar for connecting trestle plate.
CN201620317231.XU 2016-04-15 2016-04-15 Landing stage structure that combination smw worker method was gone along with sb. to guard him Active CN205529847U (en)

Priority Applications (1)

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CN201620317231.XU CN205529847U (en) 2016-04-15 2016-04-15 Landing stage structure that combination smw worker method was gone along with sb. to guard him

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Application Number Priority Date Filing Date Title
CN201620317231.XU CN205529847U (en) 2016-04-15 2016-04-15 Landing stage structure that combination smw worker method was gone along with sb. to guard him

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105755948A (en) * 2016-04-15 2016-07-13 上海市城市建设设计研究总院 Trestle structure combined with smw (soil mixing wall) working method enclosure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105755948A (en) * 2016-04-15 2016-07-13 上海市城市建设设计研究总院 Trestle structure combined with smw (soil mixing wall) working method enclosure

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