CN208899546U - A kind of Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area - Google Patents
A kind of Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area Download PDFInfo
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- CN208899546U CN208899546U CN201821530291.5U CN201821530291U CN208899546U CN 208899546 U CN208899546 U CN 208899546U CN 201821530291 U CN201821530291 U CN 201821530291U CN 208899546 U CN208899546 U CN 208899546U
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- Prior art keywords
- deep foundation
- permafrost
- thermal insulation
- sheath
- freeze thawing
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- 108010053481 Antifreeze Proteins Proteins 0.000 title claims abstract description 19
- 230000002528 anti-freeze Effects 0.000 title claims abstract description 19
- 201000010099 disease Diseases 0.000 title claims abstract description 19
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 title claims abstract description 19
- 238000010257 thawing Methods 0.000 title claims abstract description 19
- 230000000712 assembly Effects 0.000 claims abstract description 10
- 238000000429 assembly Methods 0.000 claims abstract description 10
- 238000009413 insulation Methods 0.000 claims description 56
- 229920003023 plastic Polymers 0.000 claims description 27
- 239000004033 plastic Substances 0.000 claims description 27
- 230000002093 peripheral effect Effects 0.000 claims description 19
- 239000006260 foam Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 229910000639 Spring steel Inorganic materials 0.000 claims description 3
- 239000004746 geotextile Substances 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000005439 thermosphere Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 4
- 239000000725 suspension Substances 0.000 abstract 1
- 239000002689 soil Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006855 networking Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000013019 agitation Methods 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The utility model discloses a kind of Deep Foundation Structures of the anti-freeze thawing disease in Permafrost Area, the utility model is by giving bridge, shaft tower, heat-insulated branch protecting assembly is set around the deep foundation of the structures building such as substation, the mode of heatpiston carry out basis every cooling, furthermore, the utility model also has every waterproof action, linear deformation linkage is reduced by setting resilient support assemblies, guarantee the stability on basis, the utility model carries out snubber elastomeric deformable supports using arc spring plate, both it can guarantee the support force and rigidity of resilient support, it can guarantee certain elasticity again, by way of suspension roof support, while being thermally shielded, the stability of deep foundation can be made more preferable again, guarantee the safety of building.
Description
Technical field
The utility model relates to a kind of Deep Foundation Structures of the anti-freeze thawing disease in Permafrost Area, belong to Deep Foundation Structure design
Technical field.
Background technique
With a series of implementation of great national policies such as China's development of the West Regions, old industrial bases in Northeast China, one
Large quantities of people's livelihood projects supported by commen people China Permafrost Area (account for about the 21.5% of national territorial area, be mainly distributed on northeastern Inner Mongolia,
The ground such as Heilungkiang, Xinjiang and Qinghai-Tibet Platean) it plans and builds, such as the networking of Qinghai-Tibet Highway, Qinghai-Tibet Railway, Qinghai-Tibet direct current electric transmission and transformation
The Qinghai-Tibet highway that engineering, Sino-Russian oil pipeline are exhaled distant direct current electric transmission and transformation engineering and prepared, China, Mongolia and Russia's power networking
Etc. Important Projects.Since building for these engineerings can be acted on ground ever-frozen ground, basic lifting by frost thaw collapse is frequently formed
Engineering problem causes the deformation failure of engineering, reduces engineering Years Of Service, a large amount of assets and the damage of personnel but will be led to when serious
The tragic incident of wound, therefore thermal agitation of the engineering to the ever-frozen ground that underlies how is reduced, basis is isolated with permanent frozen soil foundation formation
The critical issue built as engineering.
The utility model passes through in view of the above problems, provide a kind of Deep Foundation Structure of anti-freeze thawing disease in Permafrost Area
Base is carried out to the mode that heat-insulated branch protecting assembly, heatpiston are arranged around the deep foundation of the structures building such as bridge, shaft tower, substation
Plinth every cooling, meanwhile, also have every waterproof action, passing through setting resilient support assemblies reduces linear deformation linkage, guarantees base
The stability of plinth.
Utility model content
To achieve the above object, the utility model provides the following technical solutions: a kind of anti-freeze thawing disease in Permafrost Area
Deep Foundation Structure comprising deep foundation, heat-insulated branch protecting assembly, resilient support assemblies, peripheral support plate, hard plastic board,
Mobile layer and permafrost form Permafrost Area ground, and mobile layer and permafrost are with Upper Limit of Permafrost
For interface, deep foundation successively passes through mobile layer from earth's surface from top to bottom, Upper Limit of Permafrost reaches certain in permafrost
One depth；
It is characterized in that, the outer surface of the deep foundation, which attaches, is fixedly installed the hard plastic board, the rigid plastics
External attach of plate is fixedly installed the peripheral support plate, and the outside of the peripheral support plate, which also attaches, to be provided with described in one layer
Hard plastic board；
The surrounding of the deep foundation, which is also laid with, carries out supporting and heat-insulated heat-insulated branch to mobile layer and permafrost
Protecting assembly is provided with the resilient support assemblies between the heat-insulated branch protecting assembly and the deep foundation, will pass through its deformation
Buffering isolation is carried out, the deformation of deep foundation Quito year permafrost active layer everywhere is not made to link；
The resilient support assemblies include arc spring plate, auxiliary elastic-support component and connecting support, wherein the arc
The side that concaves towards of shape latch plate is arranged towards the deep foundation, and the middle part of the protrusion side of the arc spring plate passes through the attachment base
It is fastened on the heat-insulated branch protecting assembly, the both ends of the concave side of the arc spring plate are resisted against the peripheral support plate
On external hard plastic board, multiple sizes are additionally provided between the hard plastic board and the concave side of the arc spring plate
The identical auxiliary elastic-support component of different structure.
Further, preferably, the heat-insulated branch protecting assembly includes external thermal insulation thermal insulation layer, anchor rod, outer branch sheath and interior
Branch sheath, wherein the outer branch sheath protrudes into the permafrost from the mobile layer so as to mobile layer and ever-frozen ground
Layer carries out supporting, and one layer of external thermal insulation thermal insulation layer of setting is attached on the outer branch sheath, is arranged on the external thermal insulation thermal insulation layer
There are the interior branch sheath, so that external thermal insulation thermal insulation layer to be folded between outer branch sheath and Nei Zhi sheath, the anchoring of multiple arrangements
Bar is successively anchored in the mobile layer or permafrost from the interior branch sheath, external thermal insulation thermal insulation layer and outer branch sheath.
Further, preferably, being located at the bottom of outer branch sheath and Nei Zhi sheath and being set in the permafrost
It is equipped with lower thermal insulation board, is provided with thermal insulation board at the top of the outer branch sheath and Nei Zhi sheath.
Further, preferably, also being set between the position and the interior branch sheath by close end of the arc spring plate
It is equipped with auxiliary support bar.
Further, preferably, the auxiliary support bar and the arc spring plate are all made of spring steel and are made.
Further, preferably, between the outer branch sheath and external thermal insulation thermal insulation layer, the interior branch sheath and external thermal insulation every
Water proof geotextiles are provided between thermosphere.
Further, preferably, in space between hard plastic board outside the interior branch sheath and peripheral support plate also
It has been filled with stuffed heat insulated foam.
Further, preferably, the auxiliary elastic-support component includes assisting trunnion, elastic arc bar and hinged seat,
In, the hinged seat is fixed on the peripheral support plate after protruding into the hard plastic board, is hingedly arranged on the hinged seat
There is the elastic arc bar of multiple circumference array arrangements, the end of the elastic arc bar is provided with the auxiliary trunnion, the auxiliary branch
Ear is resisted against on the arc spring plate.
Further, preferably, each elastic arc bar structure is set as bowl shaped structure.
Further, preferably, the upper thermal insulation board, lower thermal insulation board and hard plastic board are all made of low thermal conductivity material system
At the outer branch sheath and Nei Zhi sheath are concrete supporting structure.
Compared with prior art, the utility model has the beneficial effects that
The utility model is by being arranged heat-insulated supporting group around the deep foundation to the structures building such as bridge, shaft tower, substation
Part, heatpiston mode carry out basis every cooling, in addition, the utility model also has every waterproof action, pass through setting bullet
Property support component reduce linear deformation linkage, guarantee the stability on basis, the utility model buffered using arc spring plate
Flexible deformation support, can not only guarantee the support force and rigidity of resilient support, but also can guarantee certain elasticity, pass through anchor pole
The mode of supporting while being thermally shielded, and can make the stability of deep foundation more preferable, guarantee the safety of building
Property.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area of the utility model；
Fig. 2 is a kind of auxiliary elastic-support component of the Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area of the utility model
Locate attachment structure schematic diagram；
1, mobile layer, 2, Upper Limit of Permafrost, 3, permafrost, 4, upper thermal insulation board, 5, lower thermal insulation board, 6, deep foundation,
7, arc spring plate, 8, auxiliary elastic-support component, 9, hard plastic board, 10, connecting support, 11, peripheral support plate, 12, auxiliary
Help support rod, 13, external thermal insulation thermal insulation layer, 14, anchor rod, 15, outer branch sheath, 16, interior branch sheath, 17, stuffed heat insulated foam,
18, trunnion, 19, elastic arc bar, 20, hinged seat are assisted.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of deep base of the anti-freeze thawing disease in Permafrost Area
Plinth structure comprising deep foundation 6, heat-insulated branch protecting assembly, resilient support assemblies, peripheral support plate 11, hard plastic board 9,
Mobile layer 1 and permafrost 3 form Permafrost Area ground, and mobile layer 1 and permafrost 3 are with ever-frozen ground
The upper limit 2 is interface, and deep foundation 6 is from top to bottom successively from earth's surface passes through mobile layer 1, Upper Limit of Permafrost 2 reaches ever-frozen ground
A certain depth in layer 3；
It is characterized in that, the outer surface of the deep foundation 6, which attaches, is fixedly installed the hard plastic board 9, hard modeling
External attach of flitch 9 is fixedly installed the peripheral support plate 11, and the outside of the peripheral support plate 11, which also attaches, to be provided with
One layer of hard plastic board 9；
The surrounding of the deep foundation 6, which is also laid with, carries out supporting and heat-insulated heat-insulated branch to mobile layer and permafrost
Protecting assembly is provided with the resilient support assemblies between the heat-insulated branch protecting assembly and the deep foundation, will pass through its deformation
Buffering isolation is carried out, the deformation of deep foundation Quito year permafrost active layer everywhere is not made to link；
The resilient support assemblies include arc spring plate 7, auxiliary elastic-support component 8 and connecting support 10, wherein institute
The side that concaves towards for stating arc spring plate 7 is arranged towards the deep foundation 6, passes through institute in the middle part of the protrusion side of the arc spring plate 7
It states attachment base 10 to be fastened on the heat-insulated branch protecting assembly, the both ends of the concave side of the arc spring plate 7 are resisted against institute
It states on the hard plastic board 9 outside peripheral support plate 11, is also set between the hard plastic board and the concave side of the arc spring plate
It is equipped with the identical auxiliary elastic-support component 8 of multiple size different structures.
In the present embodiment, the heat-insulated branch protecting assembly includes external thermal insulation thermal insulation layer 13, anchor rod 14, outer 15 and of branch sheath
Interior branch sheath 16, wherein the outer branch sheath 15 protrudes into the permafrost from the mobile layer so as to mobile layer and more
Year, frozen soil layer carried out supporting, and one layer of external thermal insulation thermal insulation layer 13 of attaching setting, the external thermal insulation are heat-insulated on the outer branch sheath
It is provided with the interior branch sheath 16 on layer, it is multiple so that external thermal insulation thermal insulation layer to be folded between outer branch sheath and Nei Zhi sheath
The anchor rod 14 of arrangement is successively anchored in the mobile layer or more from the interior branch sheath, external thermal insulation thermal insulation layer and outer branch sheath
In year frozen soil layer.
In order to guarantee heat insulation, set positioned at the bottom of outer branch sheath and Nei Zhi sheath and in the permafrost
It is equipped with lower thermal insulation board 5, is provided with thermal insulation board 4 at the top of the outer branch sheath and Nei Zhi sheath.The arc spring plate leans on
Auxiliary support bar 12 is additionally provided between the position of close end and the interior branch sheath.
In order to guarantee that support force and elastic deformability, the auxiliary support bar and the arc spring plate are all made of spring
Steel is made.
In order to water isolating, between the outer branch sheath and external thermal insulation thermal insulation layer, the interior branch sheath and external thermal insulation
Water proof geotextiles are provided between thermal insulation layer.Meanwhile in order to reinforce heat insulation, outside the interior branch sheath and peripheral support plate
Hard plastic board between space in also fill up and be provided with stuffed heat insulated foam 17.
Such as Fig. 2, the auxiliary elastic-support component includes auxiliary trunnion 18, elastic arc bar 19 and hinged seat 20, wherein institute
It states after hinged seat 20 protrudes into the hard plastic board and is fixed on the peripheral support plate, be hingedly provided on the hinged seat 20
The elastic arc bar 19 of multiple circumference array arrangements, the end of the elastic arc bar is provided with the auxiliary trunnion 18, the auxiliary
Trunnion is resisted against on the arc spring plate.Each elastic arc bar structure is set as bowl shaped structure.
In the present embodiment, the upper thermal insulation board, lower thermal insulation board and hard plastic board are all made of low thermal conductivity material and are made,
The outer branch sheath and Nei Zhi sheath are concrete supporting structure.
The utility model is by being arranged heat-insulated supporting group around the deep foundation to the structures building such as bridge, shaft tower, substation
Part, heatpiston mode carry out basis every cooling, in addition, the utility model also has every waterproof action, pass through setting bullet
Property support component reduce linear deformation linkage, guarantee the stability on basis, the utility model buffered using arc spring plate
Flexible deformation support, can not only guarantee the support force and rigidity of resilient support, but also can guarantee certain elasticity, pass through anchor pole
The mode of supporting while being thermally shielded, and can make the stability of deep foundation more preferable, guarantee the safety of building
Property.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (10)
1. a kind of Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area comprising deep foundation, heat-insulated branch protecting assembly, resilient support
Component, peripheral support plate and hard plastic board,
It is point that mobile layer and permafrost, which form Permafrost Area ground, mobile layer and permafrost with Upper Limit of Permafrost,
Interface, deep foundation successively passes through mobile layer from earth's surface from top to bottom, Upper Limit of Permafrost reaches a certain depth in permafrost
Degree；
It is characterized in that, the outer surface of the deep foundation, which attaches, is fixedly installed the hard plastic board, the hard plastic board
Outside attaches and is fixedly installed the peripheral support plate, and the outside of the peripheral support plate, which also attaches, is provided with one layer of hard
Plastic plate；
The surrounding of the deep foundation, which is also laid with, carries out supporting and heat-insulated heat-insulated branch protecting assembly to mobile layer and permafrost,
The resilient support assemblies being provided between the heat-insulated branch protecting assembly and the deep foundation, being buffered with will pass through its deformation
Isolation does not make the deformation of deep foundation Quito year permafrost active layer everywhere link；
The resilient support assemblies include arc spring plate, auxiliary elastic-support component and connecting support, wherein the arc bullet
The side that concaves towards of spring plate is arranged towards the deep foundation, and the middle part of the protrusion side of the arc spring plate is connected and fixed by attachment base
On the heat-insulated branch protecting assembly, the both ends of the concave side of the arc spring plate are resisted against hard outside the peripheral support plate
On matter plastic plate, multiple size different structures are additionally provided between the hard plastic board and the concave side of the arc spring plate
The identical auxiliary elastic-support component.
2. a kind of Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area according to claim 1, it is characterised in that: described
Heat-insulated branch protecting assembly includes external thermal insulation thermal insulation layer, anchor rod, outer branch sheath and Nei Zhi sheath, wherein the outer branch sheath is from institute
It states mobile layer and protrudes into the permafrost to carry out supporting to mobile layer and permafrost, attached on the outer branch sheath
One layer of external thermal insulation thermal insulation layer is set, is provided with the interior branch sheath on the external thermal insulation thermal insulation layer, so as to by external thermal insulation every
Thermosphere is folded between outer branch sheath and Nei Zhi sheath, the anchor rod of multiple arrangements successively from the interior branch sheath, external thermal insulation every
Thermosphere and outer branch sheath are anchored in the mobile layer or permafrost.
3. a kind of Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area according to claim 1, it is characterised in that: be located at
The bottom of outer branch sheath and Nei Zhi sheath and it is located in the permafrost and is provided with lower thermal insulation board, the outer branch sheath and interior
Thermal insulation board is provided at the top of branch sheath.
4. a kind of Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area according to claim 2, it is characterised in that: described
Auxiliary support bar is additionally provided between the position and the interior branch sheath by close end of arc spring plate.
5. a kind of Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area according to claim 4, it is characterised in that: described
Auxiliary support bar and the arc spring plate are all made of spring steel and are made.
6. a kind of Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area according to claim 2, it is characterised in that: described
Water proof geotextiles are provided between outer branch sheath and external thermal insulation thermal insulation layer, between the interior branch sheath and external thermal insulation thermal insulation layer.
7. a kind of Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area according to claim 2, it is characterised in that: described
It is also filled up in the space between hard plastic board outside interior branch sheath and peripheral support plate and is provided with stuffed heat insulated foam.
8. a kind of Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area according to claim 2, it is characterised in that: described
Auxiliary elastic-support component includes auxiliary trunnion, elastic arc bar and hinged seat, wherein the hinged seat protrudes into the rigid plastics
It is fixed on after plate on the peripheral support plate, the elastic arc bar of multiple circumference array arrangements is hingedly provided on the hinged seat,
The end of the elastic arc bar is provided with the auxiliary trunnion, and the auxiliary trunnion is resisted against on the arc spring plate.
9. a kind of Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area according to claim 8, it is characterised in that: each
The elastic arc bar structure is set as bowl shaped structure.
10. a kind of Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area according to claim 3, it is characterised in that: institute
It states thermal insulation board, lower thermal insulation board and hard plastic board and is all made of low thermal conductivity material and be made, the outer branch sheath and Nei Zhi sheath
It is concrete supporting structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821530291.5U CN208899546U (en) | 2018-09-18 | 2018-09-18 | A kind of Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821530291.5U CN208899546U (en) | 2018-09-18 | 2018-09-18 | A kind of Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area |
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| Publication Number | Publication Date |
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| CN208899546U true CN208899546U (en) | 2019-05-24 |
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| CN201821530291.5U Active CN208899546U (en) | 2018-09-18 | 2018-09-18 | A kind of Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067265A (en) * | 2018-09-18 | 2019-07-30 | 国网内蒙古东部电力有限公司经济技术研究院 | A kind of Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area |
| CN110820786A (en) * | 2019-11-19 | 2020-02-21 | 青海省交通科学研究院 | Deep foundation structure for preventing freeze-thaw diseases in permafrost region |
| CN114319463A (en) * | 2022-01-12 | 2022-04-12 | 国网甘肃省电力公司建设分公司 | Scale-type frost heaving resistant pile foundation |
-
2018
- 2018-09-18 CN CN201821530291.5U patent/CN208899546U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067265A (en) * | 2018-09-18 | 2019-07-30 | 国网内蒙古东部电力有限公司经济技术研究院 | A kind of Deep Foundation Structure of the anti-freeze thawing disease in Permafrost Area |
| CN110067265B (en) * | 2018-09-18 | 2024-03-26 | 国网内蒙古东部电力有限公司经济技术研究院 | Deep foundation structure for preventing freeze thawing diseases in permafrost region |
| CN110820786A (en) * | 2019-11-19 | 2020-02-21 | 青海省交通科学研究院 | Deep foundation structure for preventing freeze-thaw diseases in permafrost region |
| CN110820786B (en) * | 2019-11-19 | 2021-04-23 | 青海大学 | Deep foundation structure for preventing freeze-thaw diseases in permafrost region |
| CN114319463A (en) * | 2022-01-12 | 2022-04-12 | 国网甘肃省电力公司建设分公司 | Scale-type frost heaving resistant pile foundation |
| CN114319463B (en) * | 2022-01-12 | 2023-06-27 | 国网甘肃省电力公司建设分公司 | Scale-type frost heaving resistant pile foundation |
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