CN109680707A - A kind of pre-buried pedestal of steel structural upright column Anti-seismic - Google Patents
A kind of pre-buried pedestal of steel structural upright column Anti-seismic Download PDFInfo
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- CN109680707A CN109680707A CN201811531943.1A CN201811531943A CN109680707A CN 109680707 A CN109680707 A CN 109680707A CN 201811531943 A CN201811531943 A CN 201811531943A CN 109680707 A CN109680707 A CN 109680707A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 166
- 239000010959 steel Substances 0.000 title claims abstract description 166
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 title claims description 28
- 238000013016 damping Methods 0.000 claims description 65
- 239000000758 substrate Substances 0.000 claims description 37
- 238000005452 bending Methods 0.000 claims description 34
- 230000000712 assembly Effects 0.000 claims description 18
- 238000000429 assembly Methods 0.000 claims description 18
- 238000010276 construction Methods 0.000 claims description 13
- 239000002689 soil Substances 0.000 claims description 9
- 239000010410 layer Substances 0.000 description 67
- 102000001999 Transcription Factor Pit-1 Human genes 0.000 description 9
- 108010040742 Transcription Factor Pit-1 Proteins 0.000 description 9
- 238000005457 optimization Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000006641 stabilisation Effects 0.000 description 5
- 238000011105 stabilization Methods 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000002356 single layer Substances 0.000 description 4
- 238000003032 molecular docking Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000003319 supportive effect Effects 0.000 description 2
- 241000209202 Bromus secalinus Species 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002444 silanisation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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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
- E02D27/42—Foundations for poles, masts or chimneys
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/08—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against transmission of vibrations or movements in the foundation soil
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/0007—Base structures; Cellars
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2463—Connections to foundations
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- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
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- Electromagnetism (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Hydrology & Water Resources (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a kind of pre-buried pedestals of steel structural upright column Anti-seismic, including steel structural upright column (1) and foundation pit (2), steel structural upright column (1) is I-steel, the lower end of steel structural upright column (1) is embedded in foundation pit (2), concrete (4) have been poured in foundation pit (2), the concrete (4) poured is located in the inside of foundation pit (2), upper section, and the internal lower section of foundation pit (2) is provided with rammed earth layer (3)；Be provided with inside fixed plate layer steel structural upright column (1) being fixed in concrete (4) in the foundation pit (2), internal fixed plate layer is fixed on steel structural upright column (1) lower section and is embedded in the concrete (4) poured in foundation pit (2) in advance.The advantage of the invention is that it can overcome the disadvantages of the prior art, novelty reasonable in design.
Description
Technical field
The present invention relates to a kind of pre-buried pedestals of steel structural upright column Anti-seismic, belong to building field.
Background technique
The structure that steel construction is made of steel material is one of main building construction types.Structure is mainly by fashioned iron
With the components composition such as joist steel, steel column, steel truss made of steel plate etc., and using silanization, pure manganese phosphatization, washing drying, zinc-plated
Equal derusting rust-proofings technique.Weld seam, bolt or rivet interlacement are generallyd use between each component or component.Because its self weight is lighter, and apply
Work is easy, is widely used in the fields such as large-sized workshop, venue.The main support member of steel building is steel structural upright column, in order to
Enhance the stability of strutting system of steel structural upright column lower end, ground can be set in the lower end of steel structural upright column, the form of ground is to deep-cut
One foundation pit, squeezes into several anchor poles in foundation pit, by simultaneously casting concrete fills base in the lower end insertion foundation pit of steel structural upright column
It cheats and with the gap of steel structural upright column anchor pole, concrete, steel structural upright column is connected as one.This ground rigid connection structure
With preferable intensity, it is capable of the use of support steel structure column guarantee steel building, but this rigid connection is anti-
Pinking is poor, in earth shock, vibration is transferred to entire steel building by ground and steel structural upright column, causes steel knot
Damage is built in building.
Summary of the invention
Technical solution of the present invention is for existing in the prior art: " ground rigid connection structure has preferable intensity,
It is capable of the use of support steel structure column guarantee steel building, but the shock resistance of this rigid connection is poor, on ground
When vibration, vibration is transferred to entire steel building by ground and steel structural upright column, and steel building is caused to damage " no
Foot, provides a kind of pre-buried pedestal of steel structural upright column Anti-seismic.
In order to solve the above technical problems, the technical solution adopted by the present invention is that, a kind of steel structural upright column Anti-seismic is pre- buried
Pedestal, including steel structural upright column and foundation pit, steel structural upright column are I-steel, and the lower end of steel structural upright column is embedded in foundation pit, base
Concrete is poured in hole, the concrete poured is located in the inside of foundation pit, upper section, and lower section is provided with rammed earth layer inside foundation pit；
Be provided with inside fixed plate layer steel structural upright column being fixed in concrete in the foundation pit, internal fixed plate layer is fixed on steel
Structural upright lower section is simultaneously embedded in the concrete poured in foundation pit in advance；The foundation pit inner bottom is provided with damping base, damping
Pedestal is set to the lower section of steel structural upright column and is embedded in inside foundation pit in the rammed earth layer of lower section in advance, damping base and internal fixed plate
Resilient support assemblies are provided between layer；Foundation pit capping is provided on the upper surface of the foundation pit, foundation pit capping and steel construction are vertical
Column is fixed, and foundation pit capping is fixedly connected with internal fixed plate layer.
In the technical solution of the application, the lower end of steel structural upright column is fixed in foundation pit, is made by internal fixed plate layer
The bonding strength for obtaining steel structural upright column and concrete increases, and increases the stability of steel structural upright column lower section.Lead in the application
Cross the support construction being arranged when damping base is shaken as steel structural upright column in rammed earth layer.When being not affected by vibration, steel
Structural upright, concrete are pressed on rammed earth layer, keep concrete, steel structural upright column for the support of concrete by foundation pit side
The stabilization of lower end, resilient support assemblies, which are under pressure, occurs flexible deformation, supports internal fixed plate layer by its elastic restoring force
And then the stabilization of support steel structure column.When ground is shaken, vibration is transferred to concrete, internal fixed plate layer, elasticity
Support component is restored to absorb vibration energy by flexible deformation and elasticity, and vibration is prevented to be transferred to steel building.
Optimization, the above-mentioned pre-buried pedestal of steel structural upright column Anti-seismic, the foundation pit covers and is provided with several anchor poles, anchor
One end of bar passes through foundation pit and covers and pass through nut and foundation pit capping fixation, and the other end of anchor pole passes through damping base and and damping
Pedestal sliding contact, anchor pole middle section pass through internal fixed plate layer and are fixed by nut and internal fixed plate layer, the lower end of anchor pole
Go deep into the soil layer or lithosphere of foundation pit lower part.
In the application, by anchor pole and foundation pit capping, the fixation of internal fixed plate layer, so that internal fixed plate layer and foundation pit
The soil layer or lithosphere of lower part are fixed, and keep its stability higher, so that steel structural upright column, concrete and foundation pit lower part
The firmness of the connection of soil layer or lithosphere is higher, improves rudimentary stability.When vibration, due to anchor pole and damping base grafting
Sliding prevents concrete column to the inclined effect in other directions, limits concrete column only on edge so that anchor pole plays
Anchor pole shakes on parallel direction.
Optimization, the above-mentioned pre-buried pedestal of steel structural upright column Anti-seismic, the foundation pit capping includes two capping buttcover plates,
Two capping buttcover plates cover to plate is connected in and are provided with a fluting on buttcover plate, the fluting docking of two capping buttcover plates
The opening passed through for one for steel structural upright column, inner surface and the steel structural upright column of fluting are welded and fixed.
In the application, foundation pit capping plays the role of covering ground in order to avoid being destroyed from top, because foundation pit covers
It is to be installed after the completion of ground, for the ease of installation, sets foundation pit capping to cover buttcover plate docking by two
Form facilitates the later period to install, and is welded by the inner surface and steel structural upright column of fluting so that covering buttcover plate and steel structural upright column
It is fixed.
Optimization, the above-mentioned pre-buried pedestal of steel structural upright column Anti-seismic, the foundation pit capping further includes that two cappings are fixed
Plate, two capping fixed plates are L-type bending plate, and two capping fixed plates are respectively arranged at the I-shaped of steel structural upright column two sides and open
In mouthful；The side bending surface of the capping fixed plate and the I-shaped opening inner surface of steel structural upright column paste merga pass bolt
Fixed, the other side bending surface for covering fixed plate is bonded and is bolted with capping buttcover plate.
In the application, since the upper end of anchor pole and foundation pit capping are fixed, so capping buttcover plate is also acted as anchor pole
The fixed effect of upper end support, capping buttcover plate may also be by the power from anchor pole so that capping buttcover plate and steel
The weld of structural upright is broken.In order to improve the firmness of the connection of capping buttcover plate and steel structural upright column, it is arranged in the application
Capping fixed plate is improved by the firmness of the connection that capping fixed plate will cover buttcover plate and steel structural upright column, so that
The stability of the upper end of anchor pole is higher.
Optimization, the above-mentioned pre-buried pedestal of steel structural upright column Anti-seismic, the internal fixed plate layer includes two parallel
Internal fixed plate, is spaced setting between two internal fixed plates, and the length extending direction of internal fixed plate and steel structural upright column hangs down
Straight setting, internal fixed plate middle part are provided with a through slot, and steel structural upright column is socketed in through slot, internal fixed plate and steel construction
Column fixed setting；Several connecting screws are provided between two internal fixed plates, the both ends of connecting screw are each passed through one
Internal fixed plate is simultaneously fixedly connected by nut with internal fixed plate.
In the application, internal fixed plate layer is made of two layers of inside fixed plate, and two layers of inside fixed plate passes through connecting screw
The fixed stress frame to form a whole, relative to single layer plate body, anti-pressure ability, non-deformability, degree of stability are more
It is high.By the fixed effect of internal fixed plate layer, the firmness of the connection of steel structural upright column and concrete is higher.
Optimization, the above-mentioned pre-buried pedestal of steel structural upright column Anti-seismic, between the internal fixed plate and steel structural upright column
It is fixedly connected by two bending connecting plates, bending connecting plate is L-type right-angle folding bent plate, and two bending connecting plates are respectively arranged at
In the I-shaped opening of steel structural upright column two sides；The side bending surface of the bending connecting plate and steel structural upright column it is I-shaped
Opening inner surface is bonded and is bolted, and the other side bending surface of bending connecting plate is bonded with the surface of internal fixed plate
And it is bolted.
In the application, internal fixed plate is fixed with steel structural upright column by the bending connecting plate of L-type, it is solid relative to welding
It fixed mode and two are arranged in the prior art are respectively arranged at internal fixed plate upper and lower surface and pass through steel structural upright column
The bending connecting plate bonding strength of the mode of reinforcement rod, the application is higher, and antitorque and non-deformability is higher.
Optimize, the above-mentioned pre-buried pedestal of steel structural upright column Anti-seismic, is fixedly connected with multilayer on the steel structural upright column
Internal fixed plate layer, parallel interval setting between internal fixed plate layer, resilient support assemblies are set to damping base and close to steel
Between the inside fixed plate layer of structural upright lower end.
In the application, provided with being fixed between more internal fixed plate layer and more internal fixed plate layer by anchor pole,
So that more internal fixed plate layer formed a stress entirety, improve firmness of the connection, so improve steel structural upright column with
The firmness of concrete.
Optimization, the above-mentioned pre-buried pedestal of steel structural upright column Anti-seismic, the damping base includes two disposed in parallel
Damping substrate is spaced setting between two damping substrates, and damping substrate is arranged perpendicular to the length extending direction of steel structural upright column,
Several lower part standing screws are provided between two damping substrates, the both ends of lower part standing screw are each passed through a damping substrate
And it is fixedly connected by nut with damping substrate.
In the application, two damping substrates are connected as to the force structure of a frame-type, phase by lower part standing screw
For the steel plate force structure of single layer, the double-layer frame intensity of the application is higher, can there is better supportive.By two dampings
Substrate is embedded, and as in the rammed earth of foundation pit lower part, stability is preferable, is able to bear the extruding of resilient support assemblies, is top
Steel structural upright column provides enough resilient support.
Optimization, the above-mentioned pre-buried pedestal of steel structural upright column Anti-seismic, the resilient support assemblies include several support bullets
Spring, one end of support spring and damping base surface compressive contact, the other end of support spring and internal fixed plate layer surface are tight
Press contacts；The support spring is socketed on anchor pole.
In the technical solution of the application, resilient support assemblies use multiple support springs being socketed on anchor pole, and spring is made
Have the advantages that for elastic bearing simple and reliable for structure, is suitable for promoting on a large scale.
Optimize, the above-mentioned pre-buried pedestal of steel structural upright column Anti-seismic, is provided between described two damping substrates several
Relief spring, the both ends of the relief spring surface compressive contact with a damping substrate respectively；The relief spring is socketed on down
On portion's standing screw.
The damping substrate contacted with resilient support assemblies is easy the pressure of elastically supported component and deforms.This Shen
Please in by the way that relief spring is arranged between two damping substrates bear the pressure that damping substrate is subject to, when damping substrate is pressurized
Afterwards, flexible deformation absorption pressure occurs for relief spring, auxiliary elastic-support component absorption pressure and can prevent damping substrate
It deforms.
The advantage of the invention is that it can overcome the disadvantages of the prior art, novelty reasonable in design.The technology of the application
In scheme, the lower end of steel structural upright column is fixed in foundation pit, steel structural upright column and concrete are made by internal fixed plate layer
Bonding strength increase, increase the stability of steel structural upright column lower section.By the way that damping is arranged in rammed earth layer in the application
Support construction when pedestal is shaken as steel structural upright column.When being not affected by vibration, steel structural upright column, concrete are pressed on rammer
On soil layer, the stabilization of concrete, steel structural upright column lower end, resilient support group are kept for the support of concrete by foundation pit side
Part, which is under pressure, occurs flexible deformation, supports the steady of internal fixed plate layer support steel structure column by its elastic restoring force
It is fixed.When ground is shaken, vibration is transferred to concrete, internal fixed plate layer, resilient support assemblies by flexible deformation and
Elasticity is restored to absorb vibration energy, and vibration is prevented to be transferred to steel building.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is mounting structure schematic diagram of the invention；
Fig. 3 is the A-A cross-sectional view of Fig. 1；
Fig. 4 is the B-B cross-sectional view of Fig. 1；
Fig. 5 is enlarged drawing at the C of Fig. 1；
Fig. 6 is the structural schematic diagram of capping fixed plate of the invention；
Fig. 7 is the structural schematic diagram of bending connecting plate of the invention.
Specific embodiment
With reference to the accompanying drawing with the specific embodiment technical characterstic that the present invention is further explained.
As shown in Fig. 1-Fig. 7, the present invention is a kind of pre-buried pedestal of steel structural upright column Anti-seismic, including steel structural upright column 1
With foundation pit 2, steel structural upright column 1 is I-steel, and the lower end of steel structural upright column 1 is embedded in foundation pit 2, has poured coagulation in foundation pit 2
Soil 4, the concrete 4 poured is located in the inside of foundation pit 2, upper section, and 2 inside lower section of foundation pit is provided with rammed earth layer 3；The foundation pit 2
Inside be provided with inside fixed plate layer steel structural upright column 1 being fixed in concrete 4, it is vertical that internal fixed plate layer is fixed on steel construction
1 lower section of column is simultaneously embedded in the concrete 4 poured in foundation pit 2 in advance；2 inner bottom of foundation pit is provided with damping base, damping base
Seat is set to the lower section of steel structural upright column 1 and is embedded in the rammed earth layer 3 of 2 inside lower section of foundation pit in advance, and damping base is fixed with inside
Resilient support assemblies are provided between plate layer；Foundation pit capping, foundation pit capping and steel construction are provided on the upper surface of the foundation pit 2
Column 1 is fixed, and foundation pit capping is fixedly connected with internal fixed plate layer.
In the technical solution of the application, the lower end of steel structural upright column 1 is fixed in foundation pit 2, passes through internal fixed plate layer
So that the bonding strength of steel structural upright column 1 and concrete 4 increases, the stability of 1 lower section of steel structural upright column is increased.The application
In pass through support construction of damping base when being shaken as steel structural upright column 1 be set in rammed earth layer 3.It is being not affected by vibration
When, steel structural upright column 1, concrete 4 are pressed on rammed earth layer 3, keep concrete for the support of concrete 4 by 2 side of foundation pit
4, the stabilization of 1 lower end of steel structural upright column, resilient support assemblies, which are under pressure, occurs flexible deformation, is supported by its elastic restoring force
The stabilization of internal fixed plate layer and then support steel structure column 1.When ground is shaken, vibration is transferred to concrete 4, inside
Fixed plate layer, resilient support assemblies are restored to absorb vibration energy by flexible deformation and elasticity, and vibration is prevented to be transferred to steel construction
Building.
Several anchor poles 8 are provided in the foundation pit capping, one end of anchor pole 8 passes through foundation pit and covers and pass through nut and foundation pit
Capping is fixed, the other end of anchor pole 8 pass through damping base and with damping base sliding contact, 8 middle section of anchor pole passes through internal fixed
Plate layer is simultaneously fixed by nut and internal fixed plate layer, and the lower end of anchor pole 8 is goed deep into the soil layer or lithosphere of 2 lower part of foundation pit.
In the application, by anchor pole 8 and foundation pit capping, the fixation of internal fixed plate layer, so that internal fixed plate layer and base
The soil layer or lithosphere for cheating 2 lower parts are fixed, and keep its stability higher, so that steel structural upright column 1, concrete 4 and foundation pit 2
The soil layer of lower part or the firmness of the connection of lithosphere are higher, improve rudimentary stability.When vibration, due to anchor pole 8 and damping
Pedestal grafting sliding prevents concrete column 1 to the inclined effect in other directions, it is vertical to limit concrete so that anchor pole 8 plays
Column 1 only shakes along the parallel direction of anchor pole 8.
The foundation pit capping includes two capping buttcover plates 5, and two capping buttcover plates 5 cover buttcover plate 5 to plate is connected in
On be provided with a fluting 51, two cappings 51 pairs of fluting of buttcover plate 5 are connected in the opening passed through for steel structural upright column 1,
The inner surface of fluting 51 is welded and fixed with steel structural upright column 1.
In the application, foundation pit capping plays the role of covering ground in order to avoid being destroyed from top, because foundation pit covers
It is to be installed after the completion of ground, for the ease of installation, sets foundation pit capping to cover what buttcover plate 5 docked by two
Form facilitates the later period to install, and is welded by the inner surface and steel structural upright column 1 of fluting 51 so that covering buttcover plate 5 and steel construction
Column 1 is fixed.
The foundation pit capping further includes two capping fixed plates 52, and two capping fixed plates 52 are L-type bending plate, two envelopes
Lid fixed plate 52 is respectively arranged in the I-shaped opening of 1 two sides of steel structural upright column；The side bending of the capping fixed plate 52
Surface is bonded and is bolted with the I-shaped opening inner surface of steel structural upright column 1, the other side folding of capping fixed plate 52
Curved surface is bonded and is bolted with capping buttcover plate 5.
In the application, since the upper end of anchor pole 8 and foundation pit capping are fixed, so capping buttcover plate 5 is also acted as anchor
The fixed effect of the upper end support of bar 8, capping buttcover plate 5 may also be by the power from anchor pole 8 so that capping docking
The weld of plate 5 and steel structural upright column 1 is broken.In order to improve the firmness of the connection of capping buttcover plate 5 and steel structural upright column 1, this
It is provided with capping fixed plate 52 in application, being connected firmly for buttcover plate 5 and steel structural upright column 1 will be covered by capping fixed plate 52
Degree improves, so that the stability of the upper end of anchor pole 8 is higher.
The internal fixed plate layer includes two parallel inside fixed plates 6, is spaced and sets between two internal fixed plates 6
It sets, internal fixed plate 6 and the length extending direction of steel structural upright column 1 are vertically arranged, and one is provided in the middle part of internal fixed plate 6 and is led to
Slot 61, steel structural upright column 1 are socketed in through slot 61, and internal fixed plate 6 is fixedly installed with steel structural upright column 1；Two internal fixed
Several connecting screws 63 are provided between plate 6, the both ends of connecting screw 63 are each passed through an internal fixed plate 6 and pass through nut
It is fixedly connected with internal fixed plate 6.
In the application, internal fixed plate layer is made of two layers of inside fixed plate 6, and two layers of inside fixed plate 6 passes through connection spiral shell
The fixed stress frame to form a whole of bar 63, relative to single layer plate body, anti-pressure ability, non-deformability, degree of stability
It is higher.By the fixed effect of internal fixed plate layer, steel structural upright column 1 and the firmness of the connection of concrete 4 are higher.
It is fixedly connected between the internal fixed plate 6 and steel structural upright column 1 by two bending connecting plates 62, bending connection
Plate 62 is L-type right-angle folding bent plate, and two bending connecting plates 62 are respectively arranged in the I-shaped opening of 1 two sides of steel structural upright column；
The side bending surface of the bending connecting plate 62 and the I-shaped opening inner surface patch merga pass bolt of steel structural upright column 1 are solid
Fixed, the other side bending surface of bending connecting plate 62 is bonded and is bolted with the surface of internal fixed plate 6.
It is by the bending connecting plate 62 of L-type that internal fixed plate 6 and steel structural upright column 1 is fixed in the application, relative to weldering
It connects fixed mode and two is arranged in the prior art and be respectively arranged at internal 6 upper and lower surface of fixed plate and vertical across steel construction
62 bonding strength of bending connecting plate of the mode of the reinforcement rod of column 1, the application is higher, and antitorque and non-deformability is higher.
More internal fixed plate layer, parallel interval between internal fixed plate layer are fixedly connected on the steel structural upright column 1
Setting, resilient support assemblies are set to damping base and between the inside fixed plate layers of 1 lower end of steel structural upright column.
In the application, it is provided between more internal fixed plate layer and more internal fixed plate layer and is fixed by anchor pole 8,
So that more internal fixed plate layer formed a stress entirety, improve firmness of the connection, so improve steel structural upright column 1 with
The firmness of concrete 4.
The damping base includes two damping substrates 7 disposed in parallel, is spaced setting between two damping substrates 7, subtracts
The length extending direction for shaking substrate 7 perpendicular to steel structural upright column 1 is arranged, and it is solid that several lower parts are provided between two damping substrates 7
Determine screw rod 71, the both ends of lower part standing screw 71 are each passed through a damping substrate 7 and connect by the way that nut and damping substrate 7 are fixed
It connects.
In the application, two damping substrates 7 are connected as to the force structure of a frame-type by lower part standing screw 71,
Relative to the steel plate force structure of single layer, the double-layer frame intensity of the application is higher, can there is better supportive.Two are subtracted
It is embedded as in the rammed earth of 2 lower part of foundation pit to shake substrate 7, stability is preferable, is able to bear the extruding of resilient support assemblies, is upper
The steel structural upright column 1 in portion provides enough resilient support.
The resilient support assemblies include several support springs 9, and one end of support spring 9 is pressed with damping base surface to be connect
Touching, the other end of support spring 9 and internal fixed plate layer surface compressive contact；The support spring 9 is socketed on anchor pole 8.
In the technical solution of the application, resilient support assemblies use multiple support springs 9 being socketed on anchor pole 8, spring
Have the advantages that as elastic bearing simple and reliable for structure, is suitable for promoting on a large scale.
Be provided with several relief springs 10 between described two damping substrates 7, the both ends of relief spring 10 respectively with one
The surface compressive contact of damping substrate 7；The relief spring 10 is socketed on lower part standing screw 71.
The damping substrate 7 contacted with resilient support assemblies is easy the pressure of elastically supported component and deforms.This
The pressure that damping substrate 7 is subject to is born by the way that relief spring 10 is arranged between two damping substrates 7 in application, when damping base
After plate 7 is pressurized, flexible deformation absorption pressure occurs for relief spring 10, auxiliary elastic-support component absorption pressure and can prevent
Damping substrate 7 deforms.
Certainly, the above description is not a limitation of the present invention, and the present invention is also not limited to the example above, the art
Those of ordinary skill, within the essential scope of the present invention, the variations, modifications, additions or substitutions made all should belong to the present invention
Protection scope.
Claims (10)
1. a kind of pre-buried pedestal of steel structural upright column Anti-seismic, it is characterised in that: including steel structural upright column (1) and foundation pit (2), steel
Structural upright (1) is I-steel, and the lower end of steel structural upright column (1) is embedded in foundation pit (2), has poured concrete in foundation pit (2)
(4), the concrete (4) poured is located in the inside of foundation pit (2), upper section, and the internal lower section of foundation pit (2) is provided with rammed earth layer (3)；Institute
It states in foundation pit (2) and is provided with the inside fixed plate layer being fixed on steel structural upright column (1) in concrete (4), internal fixed plate layer
It is fixed on steel structural upright column (1) lower section and is embedded in the concrete (4) poured in foundation pit (2) in advance；Foundation pit (2) inner bottom
It is provided with damping base, damping base is set to the lower section of steel structural upright column (1) and is embedded in the rammed earth of the internal lower section of foundation pit (2) in advance
In layer (3), resilient support assemblies are provided between damping base and internal fixed plate layer；It is set on the upper surface of the foundation pit (2)
It is equipped with foundation pit capping, foundation pit capping and steel structural upright column (1) are fixed, and foundation pit capping is fixedly connected with internal fixed plate layer.
2. the pre-buried pedestal of steel structural upright column Anti-seismic according to claim 1, it is characterised in that: in the foundation pit capping
It is provided with several anchor poles (8), one end of anchor pole (8) passes through foundation pit and covers and pass through nut and foundation pit capping fixation, anchor pole (8)
The other end pass through damping base and with damping base sliding contact, anchor pole (8) middle section, which passes through, internal fixed plate layer and passes through nut
It is fixed with internal fixed plate layer, the lower end of anchor pole (8) is goed deep into the soil layer or lithosphere of foundation pit (2) lower part.
3. the pre-buried pedestal of steel structural upright column Anti-seismic according to claim 2, it is characterised in that: the foundation pit capping packet
Two capping buttcover plates (5) are included, two capping buttcover plates (5) are provided with a fluting in capping buttcover plate (5) to plate is connected in
(51), the fluting (51) of two cappings buttcover plate (5) is slotted (51) to the opening passed through for steel structural upright column (1) is connected in
Inner surface be welded and fixed with steel structural upright column (1).
4. the pre-buried pedestal of steel structural upright column Anti-seismic according to claim 3, it is characterised in that: the foundation pit capping is also
Including two capping fixed plates (52), two capping fixed plates (52) are L-type bending plate, and two capping fixed plates (52) set respectively
It is placed in the I-shaped opening of steel structural upright column (1) two sides；The side bending surface of capping fixed plate (52) and steel construction
The I-shaped opening inner surface of column (1) is bonded and is bolted, cover fixed plate (52) other side bending surface with
Capping buttcover plate (5) is bonded and is bolted.
5. the pre-buried pedestal of steel structural upright column Anti-seismic according to claim 1, it is characterised in that: the internal fixed plate
Layer includes two parallel inside fixed plates (6), is spaced setting, internal fixed plate (6) and steel between two internal fixed plates (6)
The length extending direction of structural upright (1) is vertically arranged, and is provided with a through slot (61), steel construction in the middle part of internal fixed plate (6)
Column (1) is socketed in through slot (61), and internal fixed plate (6) and steel structural upright column (1) are fixedly installed；Two internal fixed plates
(6) it is provided between several connecting screws (63), the both ends of connecting screw (63) are each passed through an internal fixed plate (6) and lead to
Nut is crossed to be fixedly connected with internal fixed plate (6).
6. the pre-buried pedestal of steel structural upright column Anti-seismic according to claim 5, it is characterised in that: the internal fixed plate
(6) it is fixedly connected between steel structural upright column (1) by two bending connecting plates (62), bending connecting plate (62) is L-type right angle
Bending plate, two bending connecting plates (62) are respectively arranged in the I-shaped opening of steel structural upright column (1) two sides；The bending connects
The side bending surface of fishplate bar (62) is bonded and is bolted with the I-shaped opening inner surface of steel structural upright column (1), folding
The other side bending surface of curved connecting plate (62) is bonded and is bolted with the surface of internal fixed plate (6).
7. the pre-buried pedestal of steel structural upright column Anti-seismic according to claim 1, it is characterised in that: the steel structural upright column
(1) more internal fixed plate layer is fixedly connected on, parallel interval is arranged between internal fixed plate layer, resilient support assemblies setting
In damping base and between the inside fixed plate layer of steel structural upright column (1) lower end.
8. the pre-buried pedestal of steel structural upright column Anti-seismic according to claim 1, it is characterised in that: the damping base packet
Two damping substrates (7) disposed in parallel are included, are spaced setting between two damping substrates (7), damping substrate (7) is perpendicular to steel knot
The length extending direction of structure column (1) is arranged, and is provided with several lower part standing screws (71) between two damping substrates (7), under
The both ends of portion's standing screw (71) are each passed through a damping substrate (7) and are fixedly connected by nut with damping substrate (7).
9. the pre-buried pedestal of steel structural upright column Anti-seismic according to claim 2, it is characterised in that: the resilient support group
Part includes several support springs (9), one end of support spring (9) and damping base surface compressive contact, support spring (9) it is another
One end and internal fixed plate layer surface compressive contact；The support spring (9) is socketed on anchor pole (8).
10. the pre-buried pedestal of steel structural upright column Anti-seismic according to claim 8, it is characterised in that: described two dampings
It is provided between substrate (7) several relief springs (10), the both ends of relief spring (10) table with a damping substrate (7) respectively
Face compressive contact；The relief spring (10) is socketed on lower part standing screw (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811531943.1A CN109680707A (en) | 2018-12-14 | 2018-12-14 | A kind of pre-buried pedestal of steel structural upright column Anti-seismic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811531943.1A CN109680707A (en) | 2018-12-14 | 2018-12-14 | A kind of pre-buried pedestal of steel structural upright column Anti-seismic |
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| Publication Number | Publication Date |
|---|---|
| CN109680707A true CN109680707A (en) | 2019-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811531943.1A Pending CN109680707A (en) | 2018-12-14 | 2018-12-14 | A kind of pre-buried pedestal of steel structural upright column Anti-seismic |
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| CN (1) | CN109680707A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273425A (en) * | 2019-06-27 | 2019-09-24 | 余艳 | A kind of pre-buried pedestal of steel structure earthquake-resistant |
| CN117188512A (en) * | 2023-09-14 | 2023-12-08 | 中国能源建设集团山西省电力勘测设计院有限公司 | Split protection and deformation-resistant structure of power transmission tower and construction method thereof |
-
2018
- 2018-12-14 CN CN201811531943.1A patent/CN109680707A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273425A (en) * | 2019-06-27 | 2019-09-24 | 余艳 | A kind of pre-buried pedestal of steel structure earthquake-resistant |
| CN117188512A (en) * | 2023-09-14 | 2023-12-08 | 中国能源建设集团山西省电力勘测设计院有限公司 | Split protection and deformation-resistant structure of power transmission tower and construction method thereof |
| CN117188512B (en) * | 2023-09-14 | 2024-10-15 | 中国能源建设集团山西省电力勘测设计院有限公司 | Split protection and deformation-resistant structure of power transmission tower and construction method thereof |
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Application publication date: 20190426 |