CN208517948U - A kind of board plug type pattern foundation pit supporting structure frame - Google Patents
A kind of board plug type pattern foundation pit supporting structure frame Download PDFInfo
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- CN208517948U CN208517948U CN201821008992.2U CN201821008992U CN208517948U CN 208517948 U CN208517948 U CN 208517948U CN 201821008992 U CN201821008992 U CN 201821008992U CN 208517948 U CN208517948 U CN 208517948U
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- plate
- support bracket
- bracket ontology
- foundation pit
- supporting structure
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Abstract
The utility model provides a kind of board plug type pattern foundation pit supporting structure frame and its method for protecting support, including support bracket ontology and plate, the support bracket ontology is that section is I-shaped integral structure, the support bracket ontology includes left plate, web and right side plate, the left plate and the right side plate is fixedly mounted in the two sides of the web respectively, several slots for being used to be inserted into the plate are equipped on the inner wall of the left plate and the right side plate, the slot is formed by two fixed length reinforcement weldings.A kind of board plug type pattern foundation pit supporting structure frame and its method for protecting support described in the utility model, it is horizontally-supported as skewed horizontal load point inclination construction substitution by support bracket ontology, strengthening supporting stake bending resistance, effective control foundation pit deformation, construction space adequately is saved, substantially increases the anti-bending strength of water resistant flat topple power and the support pile of support system.
Description
Technical field
The utility model belongs to pattern foundation pit supporting structure field, more particularly, to a kind of board plug type pattern foundation pit supporting structure frame.
Background technique
Existing pattern foundation pit supporting structure form (mode) mainly has slope, Gravity Retaining Wall, soil nail wall, campshed, diaphram wall, inverse
Make arch wall etc., being used alone sometimes can also be applied in combination, and because of the difference of geological conditions, used support form is not yet
Together, under campshed support form, because of foundation pit surrounding environment complexity, there are important protected object, campshed cantilever (friction pile) in ground, underground
Design is unable to satisfy deep pit monitor requirement (demand), and must add the ancillary measures control excavation of foundation pit such as horizontally-supported and construction
The displacement of period soil mass of foundation pit, deformation.I-steel is that cross sectional shape is I-shaped fashioned iron, whether plain edition or light-duty,
Since sectional dimension is relatively high, relatively narrow, although can be applied in pattern foundation pit supporting structure, the inertia of two main shafts of pair cross-section
Square difference is larger, therefore is only capable of being used directly in its web plane.It should not apply to axial compression or perpendicular to web plane
Work, this just makes it have great limitation in application range.
Utility model content
In view of this, the utility model is directed to a kind of board plug type pattern foundation pit supporting structure frame, with solve existing I-steel due to
Sectional dimension is relatively high, relatively narrow, and the moment of inertia difference of two main shafts of pair cross-section is larger, cannot directly make in foundation pit construction
The problem of.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of board plug type pattern foundation pit supporting structure frame comprising support bracket ontology and plate, the support bracket ontology are that section is work
The integral structure of font, the support bracket ontology include left plate, web and right side plate, and the two sides of the web are fixed respectively to pacify
It fills the left plate and the right side plate, is equipped on the inner wall of the left plate and the right side plate several described for being inserted into
The slot of plate, the slot are formed by two fixed length reinforcement weldings, and one end of the support bracket ontology is equipped with welding section, described
Plate is rectangle.
Further, the distance range of two adjacent slots is 1.5m-2m.
Further, the material of the support bracket ontology is carbon tool steel.
Further, the outside of the support bracket ontology is coated with polyurethane water-proof coating.
Further, the plate is inserted into the slot and is welded and fixed.
Compared with the existing technology, board plug type pattern foundation pit supporting structure frame described in the utility model has the advantage that
(1) board plug type pattern foundation pit supporting structure frame described in the utility model, support bracket ontology and plate welded structure, effectively
I-steel is solved since sectional dimension is relatively high, relatively narrow, the moment of inertia of two main shafts of pair cross-section differs larger problem.
(2) board plug type pattern foundation pit supporting structure frame described in the utility model, support bracket ontology and plate can shift to an earlier date prefabricated processing, make
Time saving when site operation, laborsaving, worker is easily operated, convenient for subsequent dismounting work disposal, improves work efficiency 30%.
The another object of the utility model is to propose a kind of method for protecting support of board plug type pattern foundation pit supporting structure frame, to provide one kind
Foundation pit deformation can be effectively controlled, construction space is saved, improves the branch of the board plug type pattern foundation pit supporting structure frame of support system anti-bending strength
Maintaining method.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of method for protecting support of board plug type pattern foundation pit supporting structure frame, including when the support bracket ontology and the slot need scene
When installation, steps are as follows for supporting:
Piling: step A calculates the placement position of the support bracket ontology according to the absolute altitude of construction terrace and operation side
It sets, the angle theta of the axis of the support bracket ontology and vertical direction, by pile press machine by the support bracket ontology according to inclination angle
θ is pressed into the soil body, until the lower section of lower end the indentation sole plate and blinding layer of support bracket ontology, in support bracket ontology as oblique
When supporting point is pressed into the soil body by pile press machine, clamper is clamped at web as the depth of indentation will process in advance
It in plate insertion slot and is welded and fixed, plate is segmented insertion with the indentation of I-steel；
Pile extension: step B welds prefabricated pile on the welding section of the upper end of the support bracket ontology；
Pile follower: step C is continued to be fed into the prefabricated pile being welded and support bracket ontology by primary dip angle with pile press machine
The soil body；
When the support bracket ontology and the slot are prefabrication in advance, i.e., plate 2 is welded on support bracket sheet in advance
When on body, steps are as follows for supporting:
Step A, piling: according to construction terrace absolute altitude and operation side calculate the support bracket ontology placement location,
The axis of the support bracket ontology and the angle theta of vertical direction, are installed on the left plate and right side plate of the support bracket ontology
Cushion block clamps the cushion block and the plate by Pile feeder and support bracket ontology segmentation is pressed into soil according to tiltangleθ
Body, until the lower section of lower end the indentation sole plate and blinding layer of support bracket ontology；
Pile extension: step B welds prefabricated pile on the welding section for being pressed into native intracorporal support bracket ontology upper end；
Step C, pile follower: with the pile press machine by the prefabricated pile being welded and the support bracket ontology by primary dip
Angle continues to be fed into the soil body.
Further, the angle theta of the axis of the support bracket ontology and vertical direction is 20 °~40 °.
Compared with the existing technology, the method for protecting support of board plug type pattern foundation pit supporting structure frame described in the utility model has following excellent
Gesture:
(1) method for protecting support of board plug type pattern foundation pit supporting structure frame described in the utility model, by support bracket ontology as oblique
Supporting point inclination construction substitution is horizontally-supported, strengthens support pile bending resistance, effectively controls foundation pit deformation, adequately saves
Construction space substantially increases the anti-bending strength of water resistant flat topple power and the support pile of support system.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.?
In attached drawing:
Fig. 1 is the structural schematic diagram of support bracket ontology described in the utility model embodiment；
Fig. 2 is board plug type pattern foundation pit supporting structure frame schematic diagram described in the utility model embodiment；
Fig. 3 is the construction schematic diagram of the method for protecting support of board plug type pattern foundation pit supporting structure frame described in the utility model embodiment.
Description of symbols:
1- support bracket ontology；11- left plate；12- web；13- right side plate；14- slot；2- plate；A- prefabricated pile；B- is applied
Building site level ground；C- sole plate；D- blinding layer.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
A kind of board plug type pattern foundation pit supporting structure frame, as shown in Figure 1 to Figure 3, including support bracket ontology 1 and plate 2, the support bracket
Ontology 1 is that section is I-shaped integral structure, facilitates punch forming, durable；The support bracket ontology 1 includes left plate
11, the left plate 11 and the right side plate 13, institute is fixedly mounted in web 12 and right side plate 13, the two sides of the web 12 respectively
It states and is equipped with several slots 14 for being used to be inserted into the plate 2, the slot on the inner wall of left plate 11 and the right side plate 13
14 are formed by two fixed length reinforcement weldings, provide convenience for construction in later period welding；Support bracket ontology 1 and plate 2 can shift to an earlier date
Prefabricated processing, time saving, laborsaving when making site operation, worker is easily operated, convenient for subsequent dismounting work disposal, improves work efficiency
30%, one end of the support bracket ontology 1 is equipped with welding section, effectively avoids damaging support bracket ontology 1, the plate 2 when welding
For rectangle, the structure effective solution of support bracket ontology 1 I-steel is since sectional dimension is relatively high, relatively narrow, pair cross-section
The moment of inertia of two main shafts differs larger problem.
The distance range of the slot 14 of adjacent two is 1.5m-2m.
The material of the support bracket ontology 1 is carbon tool steel, and high rigidity and high-wearing feature after heat treatment can be obtained.
The outside of the support bracket ontology 1 is coated with polyurethane water-proof coating, good weatherability, and high temperature does not trickle, low temperature not tortoise
Split, excellent anti-aging property, can oil resistant, wear-resisting, resistance to ozone, acid and alkali-resistance corrode, effective protection support bracket ontology 1 mentions significantly
High construction quality.
The plate 2 is inserted into the plate 2 and is welded and fixed, and prevents plate 2 from loosening in the construction process, causes
Quality problems.
A kind of method for protecting support of board plug type pattern foundation pit supporting structure frame, when the support bracket ontology 1 and plate 2 need in-site installation
When, steps are as follows for supporting:
Piling: step A calculates the placement position of the support bracket ontology 1 according to the absolute altitude of construction terrace b and operation side
It sets, the angle theta of the axis of the support bracket ontology 1 and vertical direction, by pile press machine by the support bracket ontology 1 according to inclination
Angle θ is pressed into the soil body, until the lower section of lower end indentation the sole plate c and blinding layer d of support bracket ontology 1, in support bracket ontology 1
When indentation in the soil body as bearing diagonal point by pile press machine, clamper is clamped at web 12 as the depth of indentation will in advance
The plate 2 processed is inserted into slot 14 and is welded and fixed, and plate 2 is segmented insertion with the indentation of I-steel；Pass through support bracket
Ontology 1 substitutes horizontally-supported, strengthening supporting stake bending resistance as the inclination construction of skewed horizontal load point, and the effective foundation pit that controls becomes
Shape adequately saves construction space, and the flat power of toppling of the water resistant of support system is improved, and substantially increases support pile
Anti-bending strength.
Pile extension: step B welds prefabricated pile a on the welding section of 1 upper end of support bracket ontology；
Pile follower: the prefabricated pile a being welded and support bracket ontology 1 are continued to send by step C with pile press machine by primary dip angle
Enter the soil body；
When the support bracket ontology 1 and plate 2 are prefabrication in advance, i.e., plate 2 is welded on support bracket ontology 1 in advance
When upper, steps are as follows for supporting:
Piling: step A calculates the placement position of the support bracket ontology 1 according to construction terrace b absolute altitude and operation side
It sets, the angle theta of the axis of the support bracket ontology 1 and vertical direction, in the left plate 11 and right side plate of the support bracket ontology 1
Cushion block is installed on 13, the cushion block and the plate 2 are clamped by Pile feeder and the support bracket ontology 1 is segmented according to inclination
Angle θ is pressed into the soil body, until the lower section of lower end indentation the sole plate c and blinding layer d of support bracket ontology 1；
Pile extension: step B welds prefabricated pile a in the welding section upper end of intracorporal 1 upper end of support bracket ontology of indentation soil；
Pile follower: step C is inclined the prefabricated pile a being welded and the support bracket ontology 1 by original with the pile press machine
Rake angle continues to be fed into the soil body；
The axis of the support bracket ontology 1 and the angle theta of vertical direction are 20 °~40 °.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (5)
1. a kind of board plug type pattern foundation pit supporting structure frame, it is characterised in that: including support bracket ontology (1) and plate (2), the support bracket sheet
Body (1) is that section is I-shaped integral structure, and the support bracket ontology (1) includes left plate (11), web (12) and right side
The left plate (11) and the right side plate (13), the left side is fixedly mounted in the two sides of plate (13), the web (12) respectively
Several slots (14) for being used to be inserted into the plate (2) are equipped on the inner wall of plate (11) and the right side plate (13), it is described to insert
Slot (14) is formed by two fixed length reinforcement weldings, and one end of the support bracket ontology (1) is equipped with welding section, and the plate (2) is
Rectangle.
2. a kind of board plug type pattern foundation pit supporting structure frame according to claim 1, it is characterised in that: two adjacent slots
(14) distance range is 1.5m-2m.
3. a kind of board plug type pattern foundation pit supporting structure frame according to claim 1, it is characterised in that: the support bracket ontology (1)
Material is carbon tool steel.
4. a kind of board plug type pattern foundation pit supporting structure frame according to claim 1, it is characterised in that: the support bracket ontology (1)
Outside is coated with polyurethane water-proof coating.
5. a kind of board plug type pattern foundation pit supporting structure frame according to claim 1, it is characterised in that: described in plate (2) insertion
In plate (2) and it is welded and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821008992.2U CN208517948U (en) | 2018-06-27 | 2018-06-27 | A kind of board plug type pattern foundation pit supporting structure frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821008992.2U CN208517948U (en) | 2018-06-27 | 2018-06-27 | A kind of board plug type pattern foundation pit supporting structure frame |
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| Publication Number | Publication Date |
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| CN208517948U true CN208517948U (en) | 2019-02-19 |
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| CN201821008992.2U Active CN208517948U (en) | 2018-06-27 | 2018-06-27 | A kind of board plug type pattern foundation pit supporting structure frame |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108505525A (en) * | 2018-06-27 | 2018-09-07 | 天津智恒方略科技有限公司 | A kind of board plug type pattern foundation pit supporting structure frame and its method for protecting support |
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2018
- 2018-06-27 CN CN201821008992.2U patent/CN208517948U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108505525A (en) * | 2018-06-27 | 2018-09-07 | 天津智恒方略科技有限公司 | A kind of board plug type pattern foundation pit supporting structure frame and its method for protecting support |
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