CN205475250U - Pin -connected panel steel stair in foundation ditch - Google Patents
Pin -connected panel steel stair in foundation ditch Download PDFInfo
- Publication number
- CN205475250U CN205475250U CN201620267205.0U CN201620267205U CN205475250U CN 205475250 U CN205475250 U CN 205475250U CN 201620267205 U CN201620267205 U CN 201620267205U CN 205475250 U CN205475250 U CN 205475250U
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- Prior art keywords
- foundation ditch
- stair
- square frame
- assembling type
- type steel
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 81
- 239000010959 steel Substances 0.000 title claims abstract description 81
- 238000010276 construction Methods 0.000 claims abstract description 29
- 238000004873 anchoring Methods 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 2
- 210000003205 muscle Anatomy 0.000 claims 1
- 238000007596 consolidation process Methods 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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- Steps, Ramps, And Handrails (AREA)
Abstract
The utility model relates to a pin -connected panel steel stair in foundation ditch, include: pour the pier structure formed at the foundation ditch bottom, the connecting plate has set firmly on the pier structure, four square bights are located to the pier structure, a plurality of stair units that the concatenation is connected about being, the stair unit includes frame construction and connects the staircase structure in frame construction, the stair unit that is located foundation ditch bottom with the structural connecting plate of pier is connected fixedly, and the corresponding reinforced structure of connecting each stair unit, the reinforced structure is connected fixedly with the supporting construction that the foundation ditch inner wall was located. The steel stair that adopts stair unit assembly to form, the stair unit can reduce the reliance that adds industrial area ground to the job site directly in mill's processing preparation. Assemble simply at the scene, and the engineering time is short, and the cost is with low costs, convenient and practical. The foundation ditch is inside to have set up the pier structure, has ensured the steadiness of steel stair.
Description
Technical field
This utility model relates to the realm of building construction, refers in particular to assembling type steel stair in a kind of foundation ditch.
Background technology
Connection foundation ditch top and the stair of bottom can be set in the foundation ditch of job site, with convenient construction people
Member's walking.Connection foundation ditch top and the stair of bottom, usually utilize substantial amounts of building materials to carry out at the scene
Build, so construction site is had bigger dependence, and the engineering time is long.
Utility model content
The purpose of this utility model is to overcome the defect of prior art, it is provided that pin-connected panel in a kind of foundation ditch
Steel stair, when solving strong to place dependency when stair in existing foundation ditch are built at the scene and construction
Between long problem.
The technical scheme realizing above-mentioned purpose is:
Assembling type steel stair in this utility model one foundation ditch, including:
Pour the stub structure being formed at bottom foundation ditch, on described stub structure, be installed with connecting plate,
Described stub structure is located at square four corner；
In splicing multiple stairway unit of connection up and down, described stairway unit includes frame structure and connection
Staircase structure in frame structure, is positioned in the stairway unit bottom foundation ditch and described stub structure
Connecting plate connects fixing；And
The corresponding ruggedized construction connecting each stairway unit, propping up at described ruggedized construction and foundation ditch inwall
Protection structure connects fixing.
Using the steel stair that stairway unit is assembled, stairway unit can be directly in factory process system
Make, reduce the dependence to processing place, job site.On-site consolidation is simple, and the engineering time is short, cost
Low cost, convenient and practical.Stub structure it is provided with, it is ensured that the steadiness of steel stair inside foundation ditch.
This steel stair can repeatedly have enough to meet the need use, and economic and practical, safe and reliable, and satisfied country carries out energetically
The requirement of green construction.
In this utility model foundation ditch, assembling type steel stair further improvement is that, in described stub structure
The part that anchoring has multiple screw rod, described screw rod to be anchored in described stub structure passes through bar connecting,
Described screw rod protrudes out the part of described stub structure and wears described connecting plate and by nut with described
Connecting plate is fastenedly connected.
Further improvement is that of assembling type steel stair in this utility model foundation ditch, described stairway unit
Frame structure includes square frame, lower square frame and is connected between described upper square frame and described lower square frame
Vertical rod, described upper square frame and described lower square frame connect by cross bar and vertical pole and formed, described staircase structure
Oblique it is connected between described upper square frame and described lower square frame.
Further improvement is that of assembling type steel stair in this utility model foundation ditch, described staircase structure
Platform of marking time it is equipped with, the bottom of described staircase structure and institute between the end of top and described upper square frame
State and between the end of lower square frame, be also equipped with platform of marking time.
Further improvement is that of assembling type steel stair in this utility model foundation ditch, two adjacent stair
Lower square frame and upper square frame between unit are bolted fixing, and are welded with steel plate in junction.
Further improvement is that of assembling type steel stair in this utility model foundation ditch, described supporting construction bag
Including along foundation ditch inwall is vertically arranged support column and the described support column of connection and the Guan Liang in horizontally set,
Described support column is arranged along the interval of prolonging in week of foundation ditch, and described Guan Liang is along between the vertical direction of described support column
Every setting；Described ruggedized construction includes that a pair channel-section steel, described channel-section steel one end are welded and fixed with described vertical rod,
The other end is welded and fixed with the pre-embedded steel slab of anchoring on the described Guan Liang of described supporting construction.
Further improvement is that of assembling type steel stair in this utility model foundation ditch, described staircase structure
Both sides connect guard rail, and the bottom of described guard rail connects baffle plate.
Further improvement is that of assembling type steel stair in this utility model foundation ditch, is positioned at foundation ditch top
The top of stairway unit is provided with protection canopy.
Further improvement is that of assembling type steel stair in this utility model foundation ditch, is positioned at foundation ditch top
Be connected, between stairway unit with foundation ditch top, steel plate of marking time, described in mark time and be provided with platform of marking time on steel plate
Rank.
Further improvement is that of assembling type steel stair in this utility model foundation ditch, described in mark time steel plate
Both sides are equipped with guard bar structure.
Accompanying drawing explanation
Fig. 1 is assembling type steel stair and the side view of foundation ditch in this utility model foundation ditch.
Fig. 2 is the side view of assembling type steel stair in this utility model foundation ditch.
Fig. 3 is the top view of assembling type steel stair in this utility model foundation ditch.
Fig. 4 is the side view of stairway unit in assembling type steel stair in this utility model foundation ditch.
Fig. 5 is in this utility model foundation ditch in assembling type steel stair center pillar pier structure and stairway unit
The attachment structure schematic diagram of lower square frame.
Fig. 6 is the sectional view of assembling type steel stair center pillar pier structure in this utility model foundation ditch.
Fig. 7 is assembling type steel stair top and the structural representation at foundation ditch top in this utility model foundation ditch
Figure.
Detailed description of the invention
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
This utility model provides assembling type steel stair in a kind of foundation ditch, at the top of foundation ditch and the end
The passage for people's walking is formed between portion.Use the unified stairway unit made of factory, at the construction field (site)
Carrying out assembly, have assembled simple, the engineering time is short, sound construction, safe and reliable, cost
The advantage such as low.Below in conjunction with the accompanying drawings assembling type steel stair in this utility model foundation ditch are illustrated.
Refering to Fig. 1, it is shown that assembling type steel stair and the side view of foundation ditch in this utility model foundation ditch.
Below in conjunction with Fig. 1, assembling type steel stair in this utility model foundation ditch are illustrated.
As it is shown in figure 1, in this utility model foundation ditch assembling type steel stair include multiple stairway unit 22,
Ruggedized construction 23 and stub structure, shown in Fig. 5 and Fig. 6, stub structure 21 pours and is formed at
The bottom 112 of foundation ditch 11, is installed with connecting plate 211 on stub structure 21, this stub structure 21
It is located at square four corner portion, is used for supporting connection stairway unit 22.Multiple stairway unit 22 in
Splicing connection up and down, stairway unit 22 includes frame structure 221 and staircase structure 222, and stair are tied
Structure 222 connects with in frame structure 221, is positioned at stairway unit 22 and the post of bottom foundation ditch 11 112
Connecting plate 211 on pier structure 21 connects fixing.Ruggedized construction 23 is corresponding connects each stairway unit
22, ruggedized construction 23 is connected fixing with the supporting construction 12 at foundation ditch 11 inwall, by adding consolidation
Supporting construction 12 drawknot of stairway unit with foundation ditch 11 is fixed by structure 23, it is ensured that stairway unit 22
Steadiness.
In stub structure 21, anchoring has multiple screw rod 212, and screw rod 212 is anchored in stub structure 21
Part connect molding by reinforcing bar 213, screw rod 212 protrudes out the part of stub structure 21 and wears
Connecting plate 211 is also fastenedly connected with connecting plate 211 by nut.Screw rod 212 is provided with four, profit
With reinforcing bar 213 welding fabrication, then casting concrete is to form stub structure 21, and by screw rod 212
Anchoring.
In conjunction with shown in Fig. 2 to Fig. 4, the frame structure 221 of stairway unit 22 includes by cross bar 2211
Connect, with vertical pole 2212, upper square frame 2214, the lower square frame 2215 formed and be connected to upper square frame 2214
And the vertical rod 2213 between lower square frame 2215, staircase structure 222 is oblique is connected to square frame 2214
And between lower square frame 2215.Spread between the end of the top of staircase structure 222 and upper square frame 2214
It is provided with platform 223 of marking time, lays between bottom and the end of lower square frame 2215 of staircase structure 222
Mark time platform 223.The adjacent lower square frame between two stairway unit 22 and upper square frame pass through spiral shell
Tether and connect fixing, and be welded with steel plate 226 in junction, steel plate 226 and adjacent two stair lists
The square frame of unit 22 all welds.The both sides of staircase structure 222 connect guard rail 224, plays guarantor
Protecting effect, connecting in the bottom of guard rail 224 has baffle plate.
As it is shown in figure 1, supporting construction 12 include along foundation ditch 11 inwall be vertically arranged support column and
Connecting the hat beam 121 of support column, support column is arranged along the interval of prolonging in week of foundation ditch, will by hat beam 121
All of support column links together, and hat beam 121 is spaced setting along the vertical direction of support column.Add
Fixing structure 23 includes a pair channel-section steel, and one end of channel-section steel is welded solid with the vertical rod 2213 of stairway unit 22
Fixed, the other end is welded and fixed with the pre-embedded steel slab of anchoring on the hat beam 121 of supporting construction 12, pre-buried
Steel plate is fixed on hat beam 121 by expansion bolt.
As it is shown in fig. 7, be provided with protection at the top of the stairway unit 22 being positioned at foundation ditch 11 top 111
Canopy 225, protection canopy 225 uses square tube and angle steel welding to be formed, prevents high-altitude object from pounding steel stair,
And close at the steel fabric sheet that all around sets of stairway unit 22.It is positioned at foundation ditch 11 top 111
Stairway unit 22 be connected, between foundation ditch 11 top 111, steel plate 24 of marking time, this steel plate of marking time
24 are arranged in Z-shaped, have been coated with the corner of foundation ditch 11, weld in the bending place of steel plate 24 of marking time
There is triangular plate, play the effect of reinforcing.It is provided with, on steel plate 24 of marking time, step 241 of marking time,
Convenient walking.The mark time both sides of steel plate 24 are equipped with guard bar structure 242, play a protective role.
In this utility model foundation ditch, assembling type steel stair lead to as the safety at bottom connection foundation ditch and top
Road, its installation site is usually against foundation pit supporting construction, bag stairway unit between on-the-spot employing tower crane
It is lifted in stub structure, uses steel plate and bolt to connect between stairway unit fixing.Stairway unit and
The hat beam drawknot of the supporting construction of foundation ditch is fixed, and fixes pre-embedded steel slab by expansion bolt on Guan Liang
(80mm*80mm*4mm), drawknot is fixing uses channel-section steel to connect, and forms ruggedized construction, adds consolidation
The data of the Guan Liang that the quantity of structure combines on-the-spot foundation ditch determine, each Taoist priest's cap beam all does and adds consolidation together
Structure.The size of stub structure is long 600mm* width 600mm* height 800mm, uses C30 concrete
Pouring formation, the connecting plate in stub structure uses steel plate (350mm*350mm*12mm).Building
The size of ladder unit is long 6000mm* width 2200mm* height 3000mm, cross bar, vertical pole and vertical rod
Use square tube or angle steel.Staircase structure uses 3mm checkered steel plate to make.It is welded to connect and all uses
Full weld, to guarantee rigidity, stairway unit unifies brushing antirust paint.
In this utility model foundation ditch, assembling type steel stair has the beneficial effect that
Using the steel stair assembled by stairway unit, stairway unit can directly add in factory
Work makes, and reduces and relies on processing place, job site.On-site consolidation is simple, and the engineering time is short, makes
Valency low cost, convenient and practical.The steel stair of lower foundation ditch can repeatedly have enough to meet the need use, and economic and practical,
Safe and reliable, the requirement of the green construction that satisfied country carries out energetically.
Above in association with accompanying drawing embodiment, this utility model is described in detail, common skill in this area
This utility model can be made many variations example by art personnel according to the above description.Thus, in embodiment
Some details should not constitute restriction of the present utility model, and this utility model will be with appended claims
The scope defined is as protection domain of the present utility model.
Claims (10)
1. assembling type steel stair in a foundation ditch, it is characterised in that including:
Pour the stub structure being formed at bottom foundation ditch, on described stub structure, be installed with connecting plate,
Described stub structure is located at square four corner；
In splicing multiple stairway unit of connection up and down, described stairway unit includes frame structure and connection
Staircase structure in frame structure, is positioned in the stairway unit bottom foundation ditch and described stub structure
Connecting plate connects fixing；And
The corresponding ruggedized construction connecting each stairway unit, propping up at described ruggedized construction and foundation ditch inwall
Protection structure connects fixing.
2. assembling type steel stair in foundation ditch as claimed in claim 1, it is characterised in that described post
The part that in pier structure, anchoring has multiple screw rod, described screw rod to be anchored in described stub structure passes through steel
Muscle connects, and described screw rod protrudes out the part of described stub structure and wears described connecting plate and pass through nut
It is fastenedly connected with described connecting plate.
3. assembling type steel stair in foundation ditch as claimed in claim 1, it is characterised in that described building
Ladder unit frame structure include square frame, lower square frame and be connected to described upper square frame and described under
Vertical rod between square frame, described upper square frame and described lower square frame are formed by cross bar and vertical pole connection, described
Staircase structure is oblique to be connected between described upper square frame and described lower square frame.
4. assembling type steel stair in foundation ditch as claimed in claim 3, it is characterised in that described building
It is equipped with, between top and the end of described upper square frame of ladder structure, platform of marking time, described staircase structure
Also it is equipped with, between bottom and the end of described lower square frame, platform of marking time.
5. assembling type steel stair in foundation ditch as claimed in claim 3, it is characterised in that adjacent
Lower square frame and upper square frame between two stairway unit are bolted fixing, and weld in junction
There is steel plate.
6. assembling type steel stair in foundation ditch as claimed in claim 3, it is characterised in that described
Protection structure includes along foundation ditch inwall to be vertically arranged support column and connects described support column and in laterally setting
The Guan Liang put, described support column is arranged along the interval of prolonging in week of foundation ditch, and described Guan Liang is along described support column
Vertical direction interval is arranged；Described ruggedized construction includes a pair channel-section steel, and described channel-section steel one end is vertical with described
Bar is welded and fixed, and the other end welds solid with the pre-embedded steel slab of anchoring on the described Guan Liang of described supporting construction
Fixed.
7. assembling type steel stair in foundation ditch as claimed in claim 1, it is characterised in that described building
The both sides of ladder structure connect guard rail, and the bottom of described guard rail connects baffle plate.
8. assembling type steel stair in foundation ditch as claimed in claim 1, it is characterised in that be positioned at base
The top of the stairway unit at top, hole is provided with protection canopy.
9. assembling type steel stair in foundation ditch as claimed in claim 1, it is characterised in that be positioned at base
The stairway unit at top, hole is connected, between foundation ditch top, steel plate of marking time, described in mark time and set on steel plate
Mark time step.
10. assembling type steel stair in foundation ditch as claimed in claim 9, it is characterised in that described in step on
The both sides of step steel plate are equipped with guard bar structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620267205.0U CN205475250U (en) | 2016-03-31 | 2016-03-31 | Pin -connected panel steel stair in foundation ditch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620267205.0U CN205475250U (en) | 2016-03-31 | 2016-03-31 | Pin -connected panel steel stair in foundation ditch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205475250U true CN205475250U (en) | 2016-08-17 |
Family
ID=56646279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620267205.0U Expired - Fee Related CN205475250U (en) | 2016-03-31 | 2016-03-31 | Pin -connected panel steel stair in foundation ditch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205475250U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106677558A (en) * | 2017-01-04 | 2017-05-17 | 山西五建集团有限公司 | Construction method for deep foundation pit assembling type stairway used for people |
| CN108505764A (en) * | 2018-05-28 | 2018-09-07 | 山东新城建工股份有限公司 | A kind of construction of underground depth large-engineering is marked time bench channel and its construction method |
| CN109208609A (en) * | 2018-11-07 | 2019-01-15 | 北京市第三建筑工程有限公司 | A kind of fixed foundation pit berm structure of assembled two point and its construction method |
-
2016
- 2016-03-31 CN CN201620267205.0U patent/CN205475250U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106677558A (en) * | 2017-01-04 | 2017-05-17 | 山西五建集团有限公司 | Construction method for deep foundation pit assembling type stairway used for people |
| CN108505764A (en) * | 2018-05-28 | 2018-09-07 | 山东新城建工股份有限公司 | A kind of construction of underground depth large-engineering is marked time bench channel and its construction method |
| CN109208609A (en) * | 2018-11-07 | 2019-01-15 | 北京市第三建筑工程有限公司 | A kind of fixed foundation pit berm structure of assembled two point and its construction method |
| CN109208609B (en) * | 2018-11-07 | 2024-04-09 | 北京市第三建筑工程有限公司 | Assembled double-point fixed foundation pit pavement structure and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |