CN105887803A - Foundation pit support structure with web pipes and pyramid-shaped bottom - Google Patents
Foundation pit support structure with web pipes and pyramid-shaped bottom Download PDFInfo
- Publication number
- CN105887803A CN105887803A CN201610398179.XA CN201610398179A CN105887803A CN 105887803 A CN105887803 A CN 105887803A CN 201610398179 A CN201610398179 A CN 201610398179A CN 105887803 A CN105887803 A CN 105887803A
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- CN
- China
- Prior art keywords
- plate body
- plate
- cornical
- pyramid
- connecting plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/02—Sheet piles or sheet pile bulkheads
- E02D5/03—Prefabricated parts, e.g. composite sheet piles
- E02D5/04—Prefabricated parts, e.g. composite sheet piles made of steel
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/02—Sheet piles or sheet pile bulkheads
- E02D5/03—Prefabricated parts, e.g. composite sheet piles
- E02D5/04—Prefabricated parts, e.g. composite sheet piles made of steel
- E02D5/08—Locking forms; Edge joints; Pile crossings; Branch pieces
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Foundations (AREA)
Abstract
The invention provides a foundation pit support structure with web pipes and a pyramid-shaped bottom. The foundation pit support structure comprises a first plate and a second plate which are vertically arranged. The first plate and the second plate are provided with inner cavities, the top face of the first plate and the top face of the second plate are opened, and the bottom face of the first plate and the bottom face of the second plate are sealed; the bottom of the first plate and the bottom of the second plate are both in a pyramid shape; the left side and the right side of the first plate are concaved inwards to form first grooves, first protruding heads protruding outwards are arranged on the left side and the right side of the second plate, and the first plate and the second plate are detachably connected through the first grooves and the first protruding heads. The web pipes are arranged on the top of the first plate and the top of the second plate and are horizontally arranged in the cavities of the first plate and the second plate, and the two ends of each web pipe are fixed to the inner walls of the cavity of the first plate or the inner walls of the cavity of the second plate.
Description
Technical field
The present invention relates to a kind of is the foundation pit enclosure structure of pyramid with cornical and bottom.
Background technology
Along with the development of the underground space, constructing for convenience, the depth requirements of foundation ditch is also got over
Come the highest.The excavation of foundation ditch typically requires some building enclosures to improve overall the stablizing of foundation ditch
Property.
The Chinese patent of Publication No. CN202559363U discloses a kind of Underground Steel even
Continuous wall base pit supporting construction, several between the stake being arranged parallel between H profile steel respectively
Connected by front-seat steel sheet pile, heel row steel sheet pile, front-seat steel sheet pile, heel row steel sheet pile, adjacent
Inter-pile soil is formed between H profile steel between two stakes.Although it is overall that this invention can increase support system
Rigidity, but component itself is the most complicated, the junction rigidity of each component is relatively low, easily
Foundation ditch is caused locally to destroy.
The Chinese patent of Publication No. CN202610806U discloses a kind of H profile steel and goes along with sb. to guard him knot
Structure, the web of H profile steel one end has been respectively provided on two sides with topping anvil, the wing plate of H profile steel one end
On be provided with a word length hole vertically, be connected to by connecting plate between two adjacent H profile steel
Together.Though it is high that this steel building enclosure entirety goes along with sb. to guard him intensity, good stability, but junction
Waterproof ability is the poorest, easily causes foundation ditch infiltration.
Summary of the invention
For overcoming existing the problems referred to above, the present invention provide one, quick construction, integral rigidity big,
The bottom that performance is excellent, water-impervious performance is good and cutting depth is big is the base with cornical of pyramid
Pit enclosure structure.
The technical solution used in the present invention is:
A kind of is the foundation pit enclosure structure of pyramid with cornical and bottom, including be vertically arranged
First plate body and the second plate body, the first plate body and the second plate body have the inner chamber of hollow, and first
The end face of plate body and the equal opening of end face of the second plate body, the bottom surface of the first plate body and the second plate body
Bottom surface all seals;
The bottom of the first plate body and the bottom of the second plate body are all in pyramid;
The left and right sides of the first plate body caves inward and forms the first groove, the left and right two of the second plate body
Side has the first outwardly plush copper, the first plate body and the second plate body by the first groove and the
One plush copper removably connects;
The top of the first plate body and the top of the second plate body are equipped with cornical, and described cornical level sets
Put in the cavity of the first plate body and the second plate body, and the two ends of cornical are fixed in the first plate body
On the internal face of chamber or the second plate body inner chamber.
Further, the turning connecting plate suitable with the first plate body and the second plate body, institute are also included
Stating the first plate body and the second plate body to be connected by turning connecting plate in corner, described turning connects
The front facade of plate is provided with the second plush copper with the first fit depressions, the side of described turning connecting plate
Face is provided with the second groove matched with the first plush copper.
Or, also include the turning connecting plate suitable with the first plate body and the second plate body, described
First plate body and the second plate body are connected by turning connecting plate in corner, described turning connecting plate
Side be provided with the second plush copper with the first fit depressions, the front facade of described turning connecting plate
It is provided with the second groove matched with the first plush copper.
Further, the angle of the second plush copper and the second groove is 90 °.
Further, described turning connecting plate has the inner chamber of hollow, and the end face of turning connecting plate is opened
Mouthful, sealing bottom surface, and bottom is all in pyramid.
Further, the top of described turning connecting plate also is provided with cornical, and cornical is horizontally set on and turns
In the cavity of angle connecting plate, and the two ends of cornical are fixed on the inwall of turning connecting plate inner chamber.
Further, the two ends of described cornical are fixed on the first plate body, the second plate body or turning connection
Before and after plate on the back side of two facades.
Beneficial effects of the present invention is embodied in:
Adjacent plate body is all by concavo-convex fitting connection, and concavo-convex fitting connection makes the present invention overall
Water-impervious performance strong, do not have obvious gap.
The bottom of the first plate body, the second plate body and turning connecting plate, all in pyramid, is more easy to stretch into
The soil body, and the interior intracavity of the first plate body, the second plate body and turning connecting plate can casting concrete,
It is greatly reinforced the bulk strength of building enclosure, has made the present invention be applicable to the foundation ditch that cutting depth is big
Engineering, has simple in construction, it is simple to processing and the advantage of construction and installation.
Cornical improves the intensity of self, decreases the first plate body, the second plate body and turning and connects
Plate is being pressed down and is being acted the deformation during pulling out.
Accompanying drawing explanation
Fig. 1 is the first plate body and the structural representation of the second plate body.
Fig. 2 is the structural representation of turning connecting plate.
The structural representation that Fig. 3 is the first plate body and the second plate body is connected.
Fig. 4 is the structural representation that the first plate body, the second plate body are connected with turning connecting plate.
Detailed description of the invention
Referring to the drawings, a kind of is the foundation pit enclosure structure of pyramid with cornical and bottom, including
The first plate body 1 and the second plate body 2 being vertically arranged, and the first plate body 1 and the second plate body 2 have
There are the inner chamber of hollow, and the equal opening of end face of the end face of the first plate body 1 and the second plate body 2, the
The bottom surface of one plate body 1 and the bottom surface of the second plate body 2 all seal;
The bottom of the first plate body 1 and the bottom of the second plate body 2 are all in pyramid;
The left and right sides of the first plate body 1 caves inward and forms the first groove 11, the second plate body 2
The left and right sides there is the first outwardly plush copper 21, the first plate body 1 and the second plate body 2
Removably connected by the first groove 11 and the first plush copper 21;
The left and right sides of the first plate body 1 is provided with the first screw 4, the left and right sides of the second plate body 2
Being provided with the second screw 5, the first screw 4 and the second screw 5 level are through, and bolt passes first
First plate body 1 and the second plate body 2 are screwed together, to enter one by screw 4 and the second screw 5
Step is by strong first plate body 1 and the bonding strength of the second plate body 2;
The top of the first plate body 1 and the top of the second plate body 2 are equipped with cornical 3, described cornical
In 3 cavitys being horizontally set on the first plate body 1 and the second plate body 2, and the two ends of cornical 3 are solid
It is scheduled on the internal face of the first plate body 1 inner chamber or the second plate body 2 inner chamber.
Also include the turning connecting plate 7 suitable with the first plate body 1 and the second plate body 2, described
First plate body 1 is connected by turning connecting plate 7 in corner with the second plate body 2, described turning
The front facade of connecting plate 7 is provided with the second plush copper 72 matched with the first groove 11, described in turn
The side of angle connecting plate 7 is provided with the second groove 71 matched with the first plush copper 21.
Or described first plate body 1 and the second plate body 2 pass through turning connecting plate 7 phase in corner
Even, the side of described turning connecting plate 7 is provided with the second plush copper matched with the first groove 11
72, it is recessed that the front facade of described turning connecting plate 7 is provided with second matched with the first plush copper 21
Groove 71.
The angle of the second plush copper 72 and the second groove 71 is 90 °.
Described turning connecting plate 7 has the inner chamber of hollow, the end face opening of turning connecting plate 7,
Sealing bottom surface, and bottom is all in pyramid.
Described first screw 4 is arranged vertically on the boss of the first groove 11 both sides,
Described second screw 5 is arranged vertically on the side of the first plush copper 21 both sides.
Or, described first screw 4 is arranged vertically at the bottom land of the first groove, described
Second screw 5 is arranged vertically on the convex surface of the first plush copper 21.
On described turning connecting plate 7, corresponding first screw 4 and the second screw 5 are respectively equipped with the 3rd
Screw 9 and the 4th screw 8.
The top of described turning connecting plate 7 also is provided with cornical 3, and cornical 3 is horizontally set on turning
In the cavity of connecting plate 7, and the two ends of cornical 3 are fixed on the inwall of turning connecting plate 7 inner chamber
On.
The two ends of described cornical 3 are fixed on the first plate body the 1, second plate body 2 or turning connecting plate
Before and after 7 on the back side of two facades.And cornical 3 distance the first plate body the 1, second plate body 2 or
The optimal distance at turning connecting plate 7 top is 0.5m.
The bottom of the bottom of the first plate body 1, the bottom of the second plate body 2 and turning connecting plate 7 is equal
In pyramid, the i.e. first plate body 1 bottom transverse cross section, the bottom transverse cross section of the second plate body 2 and turn
The bottom transverse cross section of angle connecting plate 7 is the most vertically gradually reduced so that the first plate body 1,
Second plate body 2 and turning connecting plate 7 are respectively provided with the plug being easily inserted the soil body.
Cornical 3 is welded on first plate body the 1, second plate body 2 and turning connecting plate 7, permissible
Strengthen the first plate body the 1, second plate body 2 and intensity of turning connecting plate 7, reduce by the first plate body
1, the second plate body 2 and turning connecting plate 7 deform in pressurized process,
In Excavation Process, first by special several the first plate body 1 and second plate bodys 2
Alternately it is pressed into the periphery needing excavation pit, the first plate body 1 and the press-in of the second plate body 2 bottom
The degree of depth exceed foundation depth, the first adjacent plate body 1 and the second plate body 2 are by concavo-convex chimeric
Connect into an entirety, and be bolted the most fixing.Around the corner, turning is used
Connecting plate 7 realizes the first plate body 1 and the connection of turning round of the second plate body 2.
First plate body the 1, second plate body 2 and turning connecting plate 7 are all by concavo-convex fitting connection,
And it is bolted reinforcing further, go along with sb. to guard him intensity high;And concavo-convex fitting connection makes this
The water-impervious performance of bright entirety is strong, does not haves obvious gap.
First plate body the 1, second plate body 2 and turning connecting plate 7 are pulled up a horse with regard to energy after being pressed into the soil body
Play effect, provide stability for foundation ditch, and first plate body the 1, second plate body 2 and turning are even
The interior intracavity of fishplate bar 7 can casting concrete, be greatly reinforced the bulk strength of building enclosure, made
The present invention is applicable to the base pit engineering that cutting depth is big, has simple in construction, it is simple to processes and executes
The advantage that work is installed.
Cornical 3 within first plate body the 1, second plate body 2 and turning connecting plate 7 also improves
The intensity of self, decrease first plate body the 1, second plate body 2 and turning connecting plate 7 under press
With the deformation risen during pulling out.
The construction method of installation of the present invention is as follows:
1) static pressure construction: the first plate body the 1, second plate body 2 and size of turning connecting plate 7
With shape by practical situation and design requirement design, needing to arrange the position of foundation pit enclosure structure
The first special plate body 1 and the second plate body 2 are alternately pressed into according to static-pressure construction method the soil body
In, and guarantee that the first plush copper 21 of the second plate body 2 is inserted into the first groove of the first plate body 1
In 11, together with adjacent second plate body 2 is embedded in the first plate body 1, constitute an entirety;
The static pressure compression distance of the first plate body 1 and the second plate body 2 determines according to specification and design.
2) bolt connects: bolt penetrates the first screw 4 and the second plate on the first plate body 1
The second screw 5 on body 2, is twisted the first adjacent plate body 1 and the second plate body 2 by bolt
The most together, several first plate bodys 1 and the second plate body 2 form a more firm entirety.
3) corner connects: static pressure press-in turning connecting plate 7 around the corner, to pass through turning
Connecting plate 7 realizes the first plate body 1 and the connection of turning round of the second plate body 2, by turning connecting plate 7
The second plush copper 72 embed in the first groove 11 of the first plate body 1, the first of the second plate body 2
Plush copper 21 embeds in the second groove 8 of turning connecting plate 7, because the second plush copper 72 and second is recessed
The angle of groove 71 is 90 °, and the first plate body 1 and the second plate body 2 achieve vertical connection;First
Plate body the 1, second plate body 2 and turning connecting plate 7 are fitting to connection and form an entirety.
4) corner adds strong ties: the first screw 4 He being penetrated by bolt on the first plate body 1
The 3rd screw 9 on turning connecting plate 7, meanwhile, penetrates on the second plate body 1 by bolt
The 4th screw 8 on two screws 5 and turning connecting plate 7, by bolt the first plate body 1,
Turning connecting plate 7 and the second plate body 2 are screwed together, the first plate body 1, turning connecting plate 7
Connect further with the second plate body 2, form a more firm entirety.
5) complete whole Foundation Pit Support Engineering according to aforementioned four step, form foundation pit enclosure body
System.
6) casting concrete: to the first plate body 1, turning connecting plate 7 and the second plate body 2
Casting concrete in cavity.
7) vibrate: vibrate to being complete the concrete poured.
8) maintenance: after completing to vibrate, carries out maintenance to whole foundation pit system, specifically supports
Time of protecting determines according to national regulation.
Content described in this specification embodiment is only the example of the way of realization to inventive concept
Lifting, protection scope of the present invention is not construed as being only limitted to the concrete form of embodiment statement,
Protection scope of the present invention also and can be thought according to present inventive concept in those skilled in the art
The equivalent technologies means arrived.
Claims (7)
1. one kind is the foundation pit enclosure structure of pyramid with cornical and bottom, it is characterised in that:
Including the first plate body being vertically arranged and the second plate body, the first plate body and the second plate body, there is hollow
Inner chamber, and the equal opening of end face of the end face of the first plate body and the second plate body, the end of the first plate body
The bottom surface of face and the second plate body all seals;
The bottom of the first plate body and the bottom of the second plate body are all in pyramid;
The left and right sides of the first plate body caves inward and forms the first groove, the left and right two of the second plate body
Side has the first outwardly plush copper, the first plate body and the second plate body by the first groove and the
One plush copper removably connects;
The top of the first plate body and the top of the second plate body are equipped with cornical, and described cornical level sets
Put in the cavity of the first plate body and the second plate body, and the two ends of cornical are fixed in the first plate body
On the internal face of chamber or the second plate body inner chamber.
A kind of enclose with the foundation ditch that cornical and bottom are pyramid
Protection structure, it is characterised in that: also include that the turning suitable with the first plate body and the second plate body is even
Fishplate bar, described first plate body and the second plate body are connected by turning connecting plate in corner, described
The front facade of turning connecting plate is provided with the second plush copper with the first fit depressions, and described turning is even
The side of fishplate bar is provided with the second groove matched with the first plush copper.
A kind of enclose with the foundation ditch that cornical and bottom are pyramid
Protection structure, it is characterised in that: also include that the turning suitable with the first plate body and the second plate body is even
Fishplate bar, described first plate body and the second plate body are connected by turning connecting plate in corner, described
The side of turning connecting plate is provided with the second plush copper with the first fit depressions, and described turning connects
The front facade of plate is provided with the second groove matched with the first plush copper.
A kind of is the base of pyramid with cornical and bottom
Pit enclosure structure, it is characterised in that: the angle of the second plush copper and the second groove is 90 °.
A kind of enclose with the foundation ditch that cornical and bottom are pyramid
Protection structure, it is characterised in that: described turning connecting plate has the inner chamber of hollow, turning connecting plate
End face opening, sealing bottom surface, and bottom is all in pyramid.
A kind of enclose with the foundation ditch that cornical and bottom are pyramid
Protection structure, it is characterised in that: the top of described turning connecting plate also is provided with cornical, cornical level
It is arranged in the cavity of turning connecting plate, and the two ends of cornical are fixed on turning connecting plate inner chamber
On inwall.
A kind of enclose with the foundation ditch that cornical and bottom are pyramid
Protection structure, it is characterised in that: the two ends of described cornical be fixed on the first plate body, the second plate body or
Before and after the connecting plate of turning on the back side of two facades.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610398179.XA CN105887803A (en) | 2016-06-06 | 2016-06-06 | Foundation pit support structure with web pipes and pyramid-shaped bottom |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610398179.XA CN105887803A (en) | 2016-06-06 | 2016-06-06 | Foundation pit support structure with web pipes and pyramid-shaped bottom |
Publications (1)
Publication Number | Publication Date |
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CN105887803A true CN105887803A (en) | 2016-08-24 |
Family
ID=56711578
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201610398179.XA Pending CN105887803A (en) | 2016-06-06 | 2016-06-06 | Foundation pit support structure with web pipes and pyramid-shaped bottom |
Country Status (1)
Country | Link |
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CN (1) | CN105887803A (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2260103Y (en) * | 1996-08-05 | 1997-08-20 | 郭同元 | Pile |
KR100743474B1 (en) * | 2007-05-21 | 2007-07-30 | (주)한터인종합건축사사무소 | Earth of building land-side protection wall structure |
CN101956454A (en) * | 2010-10-16 | 2011-01-26 | 徐秀良 | Hollow filled plastic-steel building template and composite structure |
CN103938614A (en) * | 2014-05-05 | 2014-07-23 | 张武 | Strengthening type prestressed concrete corrugated plate pile |
CN206090532U (en) * | 2016-06-06 | 2017-04-12 | 浙江工业大学 | Foundation pit retaining structure with cornical and bottom are pyramid |
-
2016
- 2016-06-06 CN CN201610398179.XA patent/CN105887803A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2260103Y (en) * | 1996-08-05 | 1997-08-20 | 郭同元 | Pile |
KR100743474B1 (en) * | 2007-05-21 | 2007-07-30 | (주)한터인종합건축사사무소 | Earth of building land-side protection wall structure |
CN101956454A (en) * | 2010-10-16 | 2011-01-26 | 徐秀良 | Hollow filled plastic-steel building template and composite structure |
CN103938614A (en) * | 2014-05-05 | 2014-07-23 | 张武 | Strengthening type prestressed concrete corrugated plate pile |
CN206090532U (en) * | 2016-06-06 | 2017-04-12 | 浙江工业大学 | Foundation pit retaining structure with cornical and bottom are pyramid |
Non-Patent Citations (1)
Title |
---|
刘昌辉等: "《基础工程学》", 30 March 2005 * |
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Application publication date: 20160824 |
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