CN106759420B - A kind of prefabricated assembled transformer substation foundation structure - Google Patents
A kind of prefabricated assembled transformer substation foundation structure Download PDFInfo
- Publication number
- CN106759420B CN106759420B CN201611191455.1A CN201611191455A CN106759420B CN 106759420 B CN106759420 B CN 106759420B CN 201611191455 A CN201611191455 A CN 201611191455A CN 106759420 B CN106759420 B CN 106759420B
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- prefabricated
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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
-
- 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
- E02D27/44—Foundations for machines, engines or ordnance
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The present invention relates to transformer substation foundation mounting technology fields, more particularly to a kind of prefabricated assembled substation's raft foundation, including prefabricated panel, prefabricated transformer basic, raised flooring interlayer, cable testing bridge, connecting element, waterproofing elements and reinforced element, it further include prefabricated sectional type raft plate, its adjustment block B is prefabricated or cast in situs, basic rim of a cup is not set thereon, to adapt to foundation location variation caused by equipment purchase changes.When device model variation, i.e., the Equipment Foundations axial line distance on adjacent 2 A blocks changes.By moving A block in orbit, and the distance between original adjacent 2 A blocks between insertion or the adjusting of cast-in-place B block, meet the positioning of existing buying equipment, to play buying, design and construction synchronize the purpose that is adjusted, the present invention can efficient prefabrication, on-site consolidation and design and construction can the synchronous prefabricated assembled raft foundation form for carrying out, meeting substation using functional requirement with equipment purchase.
Description
Technical field
The present invention relates to transformer substation foundation mounting technology fields, and in particular to a kind of prefabricated assembled transformer substation foundation knot
Structure.
Background technique
Currently, power plant project construction in China's enters rapid development period, the construction of large number of urban type substation is mentioned
Short time limit out, environment influence small equal requirement.Wherein the above ground portion building of substation has begun using prefabricated construction
Form, and the cable floor of under ground portion and structure basis still use cast-in-place form.
There are the following problems using cast-type basis for transformer substation in city at present:
1) cast-in-place concrete construction noise disturb residents, dust pollution.
2) construction formwork engineering is more, and the period is long, and manual labor is more.
3) after substation's excavation of foundation pit, long period assembling reinforcement is needed, formwork pours maintenance, during which Ground crack meeting
Cause the deformation of surrounding buildings and earth's surface.
4) electrical equipments such as transformer are needed through bid and purchase, and the design work of Equipment Foundations structure need to be to equipment manufacturer
And it just can be carried out after model determination, and then the construction of next step.Once and equipment changing, basic design and construction also will changes
It delays.
Due to above, there is an urgent need to use a kind of energy Quick mechanicalization construction, economic ring in substation builds
It protects, quality guarantee rate is high, not by the base form of equipment purchase cycle influences.It is solved these problems using prefabricated assembled
A kind of inevitable choice can bring good economy and society environmental benefit.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of prefabricated assembled transformer substation foundation structure, for realizing height
Efficiency, high quality, economic and environment-friendly site machinery assembling construction, while meeting the use function of substation cable layer.
The present invention is achieved by the following technical programs:
A kind of prefabricated assembled transformer substation foundation structure, including prefabricated panel, prefabricated transformer basic, raised flooring folder
Layer, cable testing bridge, connecting element, waterproofing elements and reinforced element, including prefabricated sectional type raft plate, the prefabricated piecemeal raft plate packet
Include calibrated bolck A, adjustment block B and crucial block K, the calibrated bolck A are in place by the track on substrate terrace, by jack by phase
It being held out against between adjacent A block, and connecting element is installed, the adjustment block B is prefabricated or cast in situs, and the key block K is prefabricated section,
It is final construction section on a horizontal section, is finally inserted between A block or B block from top to bottom, the prefabricated sectional type raft plate
Prefabricated piecemeal raft foundation be flat or with rib beam type board member, surrounding and adjacent block assembling part shape are butt type
And groove and tognue type, there are pulleys for the prefabricated piecemeal raft foundation lower part, and mobile assembled on substrate terrace track, it is in place after
Adjacent block stitching portion is reinforced with reinforced element.Preferably, the prefabricated panel includes underground prefabricated outer wall panel and prefabricated internal partition wall,
Its material is armored concrete, steel reinforced concrete or fiber concrete.
Preferably, the prefabricated transformer basic is cable floor precast concrete beam column construction, and the cable floor is prefabricated mixed
Solidifying soil beam column construction includes using concrete column, steel column made of concrete material, section steel material or steel reinforced concrete material
Or profile steel concrete column, and the concrete column, the steel column or the profile steel concrete column are mounted on the cup of prefabricated raft plate
In mouth basis, rear surrounding in place is tamped with pea gravel concreten, and beams of concrete is supported on pre-cast concrete walling or column, is adopted at node
It is reinforced with reinforced element.
Preferably, the raised flooring interlayer is precast concrete plate, steel flase floor or antistatic floor, and is shelved
At the cable floor different level on preset bracket.
Preferably, the cable testing bridge is light-duty steel member, is connected to by the horizontal positioned fashioned iron of different level pre-
It is formed on wallboard processed, and shelves the electrical primary, electric secondary and communication line cable of different voltages grade.
Preferably, the connecting element is Equipment Foundations column and the connector that connect contiguous prefabricated sectional type.
Preferably, waterproofing elements are mounted at splicing prefabricated components position, and installation number is one or multi-channel water repellent element
Part.
Preferably, the reinforced element is the gap filling material of prefabricated components stitching portion, is being connect when splicing each component
Injected hole is reserved at seam, grouting behind shaft or drift lining filling is completed in splicing.
The invention has the benefit that
Prefabricated sectional type raft plate its adjustment block B of the invention is prefabricated or cast in situs, does not set basic rim of a cup thereon, to
Adapt to foundation location variation caused by equipment purchase changes.Equipment Foundations when device model variation, i.e., on adjacent 2 A blocks
Axial line distance changes.By moving A block in orbit, and between original adjacent 2 A blocks, insertion or cast-in-place B block are adjusted
The distance between, meet the positioning of existing buying equipment, thus play buying, design and construction synchronize the purpose that is adjusted,
The present invention can efficient prefabrication, on-site consolidation and design and construction and equipment purchase can synchronous progress, meet substation and make
With the prefabricated assembled raft foundation form of functional requirement.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is prefabricated piecemeal raft foundation floor plan in one embodiment of the invention.
Fig. 2 is prefabricated piecemeal raft foundation facade layout drawing in one embodiment of the invention.
Fig. 3 is prefabricated piecemeal raft foundation calibrated bolck A figure in one embodiment of the invention.
Fig. 4 is prefabricated piecemeal raft foundation adjustment block B figure in one embodiment of the invention.
Fig. 5 is prefabricated piecemeal raft foundation key block K figure in one embodiment of the invention.
Fig. 6 is the structural schematic diagram of prefabricated panel in one embodiment of the invention.
Fig. 7 is the attachment structure schematic diagram of prefabricated panel and cable testing bridge in one embodiment of the invention.
Fig. 8 is prefabricated longitudinally connected element (the vertical cross section side piecemeal raft foundation calibrated bolck A in one embodiment of the invention
To) figure.
Fig. 9 is prefabricated piecemeal raft foundation calibrated bolck A lateral connection element (cross-sectional direction) in one embodiment of the invention
Figure.
Figure 10 is the connecting element figure of Equipment Foundations column and raft plate prefabricated section in one embodiment of the invention.
Figure 11 is the waterproofing elements figure of flat mouth seam crossing in one embodiment of the invention.
Figure 12 is the waterproofing elements figure in one embodiment of the invention at T and G joint.
Figure 13 is reinforced element schematic diagram in one embodiment of the invention.
Label in figure respectively represents:
1, raised flooring interlayer；2, prefabricated transformer basic；3, cable testing bridge；4, prefabricated panel；5, calibrated bolck A；6, it adjusts
Monolith B；7, crucial block K；8, waterproofing elements；9, bracket；10, prefabricated frame trestle；11, cable testing bridge；12, prefabricated piecemeal raft plate base
Plinth；13, reinforced element；14, connecting element；15, prefabricated constructional column.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
A kind of prefabricated assembled transformer substation foundation structure as shown in figure 1 to figure 13, it includes prefabricated sectional type raft plate, pre-
Wallboard processed, prefabricated transformer basic, raised flooring interlayer, cable testing bridge, connecting element, waterproofing elements, reinforced element.
(1) prefabricated piecemeal raft foundation is flat or with rib beam type board member, and material is armored concrete, fashioned iron
Concrete or fiber concrete.Its surrounding and adjacent block assembling part shape are butt type, groove and tognue type, according to engineering groundwater condition
End surface is provided with different types of waterproofing elements.There are pulleys for raft foundation block lower part can be on substrate terrace track
It is mobile assembled, it is reinforced in adjacent block stitching portion with reinforced element after in place.
Prefabricated piecemeal raft plate is divided into calibrated bolck A, adjustment block B, crucial block K according to function difference.
Calibrated bolck A size is unified and meets certain modulus, constructs convenient for factory's batch, thereon can according to transformer and other
Equipment deployment scenarios are arranged or are not provided with basic rim of a cup, and after foundation pit excavates, A block is in place by the track on substrate terrace,
It will be held out against between adjacent A block by jack, and connecting element be installed.
Adjustment block B is prefabricated or cast in situs, does not set basic rim of a cup thereon, to adapt to base caused by equipment purchase changes
Plinth positioning variation.When device model variation, i.e., the Equipment Foundations axial line distance on adjacent 2 A blocks changes.By in-orbit
Mobile A block on road, and the distance between original adjacent 2 A blocks between insertion or the adjusting of cast-in-place B block meet existing buying and set
Standby positioning, thus play buying, design and construction synchronize the purpose that is adjusted.
Crucial block K is prefabricated section, is final construction section on a horizontal section, is finally inserted in A block or B block from top to bottom
Between, so that entire slab-foundation is pieced together an entirety.
(2) prefabricated panel includes underground prefabricated outer wall panel and prefabricated internal partition wall, and material is armored concrete, fashioned iron coagulation
Soil or fiber concrete.Side fascia plays earth-retaining sealing effect, and internal partition wall plays a part of to separate each fire compartment.
(3) prefabricated transformer basic is cable floor precast concrete beam column construction, and bearing top transformer, is matched at radiator
The weight of the equipment such as electric cabinet.Concrete column, steel column or profile steel concrete column are mounted in the rim of a cup basis of prefabricated raft plate, in place
Surrounding is tamped with pea gravel concreten afterwards.Beams of concrete is supported on pre-cast concrete walling or column, is added at node using reinforced element
Gu.
(4) Roofing slab interlayer is the precast concrete plate, steel flase floor or antistatic floor of a kind of small, light, can
To be shelved on the use need on preset bracket, meeting electrical equipment at the different level of cable floor at cable floor different level
It asks.
(5) cable testing bridge is a kind of light-duty steel member, is connected to by the horizontal positioned fashioned iron of multiple and different absolute altitudes pre-
On wallboard processed, the electrical primary, electric secondary and communication line cable of different voltages grade can be shelved.
(6) connecting element is the contiguous prefabricated raft plate of connection, the connector of Equipment Foundations column and raft plate.
(7) waterproofing elements are the waterproof seals installed at splicing prefabricated components position, can be according to substation's waterproof
One or multi-channel waterproofing elements are arranged in grade, water expandable waterstop can be used, waterstop factory is embedded in junction；Using soft
Property waterproof roll, cement-base infiltration crystallization type dry powder are laid on the upstream face of prefabricated components.
(8) reinforced element is the gap filling material of prefabricated components stitching portion, be can be used when splicing each component in seam
Locate reserved injected hole, splicing completes grouting behind shaft or drift lining filling, improves the intensity of junction.
The preferred embodiment of the present invention has been described in detail above.It should be appreciated that those skilled in the art without
It needs creative work according to the present invention can conceive and makes many modifications and variations.Therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical solution, all should be within the scope of protection determined by the claims.
Claims (6)
1. a kind of prefabricated assembled transformer substation foundation structure, including prefabricated panel, prefabricated transformer basic, raised flooring interlayer,
Cable testing bridge, connecting element, waterproofing elements and reinforced element, it is characterised in that: including prefabricated sectional type raft plate, described prefabricated point
Block raft plate includes calibrated bolck A, and adjustment block B and crucial block K, the calibrated bolck A are in place by the track on substrate terrace, passes through thousand
Jin top will be held out against between adjacent A block, and install connecting element, and the adjustment block B is prefabricated or cast in situs, the key block K
For prefabricated section, it is final construction section on a horizontal section, is finally inserted between A block or B block from top to bottom, makes entire described
Prefabricated sectional type raft plate pieces together an entirety；The prefabricated piecemeal raft foundation of the prefabricated sectional type raft plate is flat or band
The board member of rib beam type, surrounding and adjacent block assembling part shape are butt type and groove and tognue type, the prefabricated piecemeal raft foundation
There are pulleys for lower part, and mobile assembled on substrate terrace track, are reinforced in adjacent block stitching portion with reinforced element after in place.
2. prefabricated assembled transformer substation foundation structure according to claim 1, it is characterised in that: the prefabricated panel includes
Underground prefabricated outer wall panel and prefabricated internal partition wall, material are armored concrete, steel reinforced concrete or fiber concrete.
3. prefabricated assembled transformer substation foundation structure according to claim 1, it is characterised in that: the prefabricated transformer base
Plinth be cable floor precast concrete beam column construction, the cable floor precast concrete beam column construction include using concrete material,
Concrete column, steel column or profile steel concrete column made of section steel material or steel reinforced concrete material, and the concrete column, institute
It states steel column or the profile steel concrete column is mounted in the rim of a cup basis of prefabricated raft plate, rear surrounding in place is filled out with pea gravel concreten
Real, beams of concrete is supported on pre-cast concrete walling or column, is reinforced at node using reinforced element.
4. prefabricated assembled transformer substation foundation structure according to claim 1, it is characterised in that: the raised flooring interlayer
It is precast concrete plate, steel flase floor or antistatic floor, and is shelved at cable floor different level on preset bracket.
5. prefabricated assembled transformer substation foundation structure according to claim 1, it is characterised in that: the cable testing bridge is light
Steel section member is connected on prefabricated panel by the horizontal positioned fashioned iron at different level and is formed, and shelves different voltages grade
Electrical primary, electric secondary and communication line cable.
6. prefabricated assembled transformer substation foundation structure according to claim 1, it is characterised in that: the connecting element is to set
Standby foundation columns and the connector for connecting contiguous prefabricated sectional type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611191455.1A CN106759420B (en) | 2016-12-21 | 2016-12-21 | A kind of prefabricated assembled transformer substation foundation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611191455.1A CN106759420B (en) | 2016-12-21 | 2016-12-21 | A kind of prefabricated assembled transformer substation foundation structure |
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| Publication Number | Publication Date |
|---|---|
| CN106759420A CN106759420A (en) | 2017-05-31 |
| CN106759420B true CN106759420B (en) | 2018-12-07 |
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| CN201611191455.1A Active CN106759420B (en) | 2016-12-21 | 2016-12-21 | A kind of prefabricated assembled transformer substation foundation structure |
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| CN107701198B (en) * | 2017-08-31 | 2018-12-21 | 中交第二航务工程局有限公司 | A kind of slip casting fixing means of prefabricated components |
| CN108335853A (en) * | 2018-03-21 | 2018-07-27 | 广东电网有限责任公司东莞供电局 | Prefabricated assembled box-type transformer foundation |
| CN108396768A (en) * | 2018-04-09 | 2018-08-14 | 国网安徽省电力有限公司亳州供电公司 | A kind of prefabricated assembled main transformer foundation structure of steel-concrete combination |
| CN109403367B (en) * | 2018-12-07 | 2024-04-05 | 华中科技大学 | Assembled box transformer foundation and field construction method thereof |
| CN109989413B (en) * | 2019-04-18 | 2021-05-04 | 中国建筑西北设计研究院有限公司 | Splicing type foundation for power station equipment |
| CN110158627B (en) * | 2019-04-30 | 2024-05-28 | 国网浙江省电力有限公司金华供电公司 | Foundation of prefabricated substation distribution device building and construction method |
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| JPH10131291A (en) * | 1996-10-31 | 1998-05-19 | Nippon Steel Metal Prod Co Ltd | Column base fixing device and its method |
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| CN106759420A (en) | 2017-05-31 |
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