CN107558485A - Freeze proof anti-bias robust structure and construction method for mixing station foundation of cement tank - Google Patents
Freeze proof anti-bias robust structure and construction method for mixing station foundation of cement tank Download PDFInfo
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- CN107558485A CN107558485A CN201710544922.2A CN201710544922A CN107558485A CN 107558485 A CN107558485 A CN 107558485A CN 201710544922 A CN201710544922 A CN 201710544922A CN 107558485 A CN107558485 A CN 107558485A
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Abstract
For the freeze proof anti-bias robust structure and construction method of mixing station foundation of cement tank, structure, which includes enclosing, is located at the filling bed set gradually inside and outside foundation of cement tank surrounding, insulation water blocking layer and frozen soil relief layer；The mixing material that filling bed is combined into using cement, flyash, clay, rubble；It is cystosepiment to be incubated the layer material that blocks water；It is salt fines that frozen soil, which alleviates layer material, and salt fines are covered in the outside of insulation water blocking layer.Construction method is：S1 mixing stations foundation of cement tank surrounding excavation pit；S2 respectively excavates a locating slot in four middle side edges of foundation ditch；Filled and process plate in tetra- locating slots of S3, the circle cystosepiment of excavation of foundation pit contour edge arrangement one, forms insulation water blocking layer；S4 covers salt fines on the outside of insulation water blocking layer, forms frozen soil relief layer；S5 fills the mixing material being combined into by cement, flyash, clay, rubble between insulation water blocking layer and foundation of cement tank, forms filling bed.This freeze proof anti-bias robust structure prevents frost heave to cause foundation of cement tank to offset.
Description
Technical field
The invention belongs to construction of railways auxiliary facility technical field, more particularly to for the freeze proof of mixing station foundation of cement tank
Anti-bias robust structure and construction method.
Background technology
In railway construction work progress is carried out, mixing station is that indispensable big machinery is set.It is crucial in mixing station
Structure is cementing tank.The fixed form that cementing tank uses at present for：Mixing station foundation of cement tank, mixing station cementing tank are built first
Basis is embedded in below ground in advance, and cementing tank tank pin is fixed on mixing station foundation of cement tank by built-in fitting.
When not grown in construction of railways plan time, and severe cold season will not be run into work progress, above-mentioned cementing tank is consolidated
It is very stable to determine mode.But when railway construction plan time is longer, and railway construction is at the area of teletostage extreme cold, such as,
Certain is located at Liaoning Province Benxi Huan Ren counties building railway, and plan time is 4 years, teletostage extreme cold, the depth of freezing energy of soil
Reach 1.5m.In severe cold winter, railway, highway construction will be stopped work, but because construction does not terminate, mixing station is not removed typically,
After weather turns warm, continue to construct.And due to serious Frozen soil problems, mixing station foundation of cement tank in severe cold area winter be present
Surrounding occurs that frost-heave force is uneven, and so, mixing station foundation of cement tank can shift, and when serious, cementing tank can incline
Cover.Therefore, it is necessary to design it is a kind of firm structure is carried out to foundation of cement tank, to solve winter Frozen soil problems to foundation of cement tank
Caused by adverse effect.
The content of the invention
The present invention provides one kind for technical problem present in solution known technology prevents frost heave from causing foundation of cement tank
The freeze proof anti-bias robust structure and construction method for mixing station foundation of cement tank for offseting and then causing cementing tank to topple.
The present invention is adopted the technical scheme that to solve technical problem present in known technology：
Freeze proof anti-bias robust structure for mixing station foundation of cement tank, it is characterised in that：Mixing station water is located at including enclosing
Mud tank base surrounding surrounds the filling bed, insulation water blocking layer and frozen soil relief layer of setting, the depth of three layers successively from the inside to the outside
More than the depth of mixing station foundation of cement tank；The filling bed is that cross section fills Rotating fields in the column of square frame-shaped, described to fill
The material that packing course uses for：The mixing material that cement, flyash, clay, rubble (or cobblestone) are combined into；The insulation blocks water
Layer is blocked water in the column insulation of square frame-shaped by cross section and main part and is separately positioned on column insulation and blocks water the four of main part
Four overhanging position portions in the middle part of individual lateral surface are formed, and the insulation water blocking layer uses material as cystosepiment；The frozen soil delays
Solution layer uses material as salt fines, and salt fines are covered in the outside of insulation water blocking layer.
Further：The thickness of filling bed is 1.56m, and cement, flyash, clay, the ratio of rubble (or cobblestone)
For：0.5:2.5:5:2；The block water thickness of main part of column insulation is 4cm, and overhanging position portion is in flat column, overhanging positioning
Partial length is 0.8m, width 0.5m.
Construction method for the freeze proof anti-bias robust structure of mixing station foundation of cement tank, it is characterised in that including as follows
Construction procedure：
S1 outwards excavates the foundation ditch that lateral surface surrounds square column type in mixing station foundation of cement tank surrounding, and the depth of foundation ditch is more than
The depth of mixing station foundation of cement tank；
S2 outwards excavates a locating slot in the medium position of each lateral surface of foundation ditch；
S3 filled and process plates in four locating slots, and cystosepiment is enclosed in excavation of foundation pit contour edge arrangement one, four are fixed
Position groove in cystosepiment and be arranged on margin of foundation pit one circle cystosepiment form insulation water blocking layer；
The S4 films of the circle of winding one with glue on the outside of insulation water blocking layer, one layer of salt fines are spilt on the film with glue, is formed and frozen
Native relief layer；
S5 between insulation water blocking layer and mixing station foundation of cement tank filling by cement, flyash, clay, rubble (or goose
Cobble) mixing material that is combined into, filling bed is formed, is carried out when fill mixing material by the way of back-filling in layers is compacted.
Further：It is 1.6m that foundation ditch lateral distance mixing station foundation of cement tank, which corresponds to the distance between lateral surface, in S1.
Further：The cross section of locating slot is rectangle in S2, and its length is 0.8m, and its width is 0.5m
Further：The thickness for the circle cystosepiment arranged in S3 is 4cm.
Further：Cement, flyash, clay, the ratio of rubble (or cobblestone) are in S5：0.5:2.5:5:2.
The present invention has the advantages and positive effects of：
This freeze proof anti-bias robust structure is made up of inside and outside three functional layers set gradually, is arranged on outermost frozen soil
Relief layer is made up of salt fines, plays a part of reducing the freezing point of water, so as to play a part of slow jelly；It is arranged on the insulation resistance of centre
Water layer uses cystosepiment, both with heat insulation effect, can also block water, and is arranged on inner most filling bed and uses cement, flyash, sticks
The mixing material of soil and rubble, the filling bed and cystosepiment material that cement, flyash, rubble, clay are formed are soft or hard suitable, rise
The horizontal frost-heaving for alleviating ice is arrived, it is therefore prevented that basis shifts because surrounding frost-heave force is uneven, tilted, or even causes water
The generation for the phenomenon that mud tank topples, so as to ensure that the stability of mixing station foundation of cement tank.This construction method forms one kind
Effective freeze proof anti-bias robust structure, solves mixing station foundation of cement tank in the case of severe cold winter chance frozen soil, it may appear that partially
Move, even result in the problem of cementing tank is tumbled.
Brief description of the drawings
Fig. 1 is the schematic diagram of the freeze proof anti-bias robust structure of the present invention.
In figure：1st, filling bed；2nd, it is incubated water blocking layer；2-1, column are incubated the main part that blocks water；2-2, overhanging position portion；
3rd, frozen soil relief layer；1 ', mixing station foundation of cement tank.
Embodiment
In order to further understand the content, features and effects of the present invention, following examples are hereby enumerated, and with reference to accompanying drawing
Describe in detail as follows：
A kind of freeze proof anti-bias robust structure for mixing station foundation of cement tank, Fig. 1 is referred to, including enclose and be located at mixing station
The surrounding of foundation of cement tank 1 ' and the filling bed 1, insulation water blocking layer 2 and frozen soil relief layer 3 for surrounding setting successively from the inside to the outside, three
The depth of layer is more than the depth of mixing station foundation of cement tank, such as, mixing station foundation of cement tank is sized to long 4.0m × wide
4.0m × deep 1.7m, then the depth of three layers take 1.9m.The filling bed is the column filling bed knot that cross section is in square frame-shaped
Structure, the filling bed use material for：The mixing material that cement, flyash, clay, rubble (or cobblestone) are combined into.It is described
Insulation water blocking layer is incubated to block water main part 2-1 and be separately positioned on column by cross section in the column of square frame-shaped is incubated the master that blocks water
Four overhanging position portion 2-2 in the middle part of four lateral surfaces of body portion are formed, wherein the effect of four overhanging position portions is：
It is spacing in in-plane progress to whole freeze proof anti-bias robust structure.The insulation water blocking layer uses material as cystosepiment, foam
Plate preferably uses zigzag cystosepiment, so can reach preferably insulation, block-water effect.The frozen soil relief layer use material for
Salt fines, salt fines are covered on the belt glue film being fastened on the outside of insulation water blocking layer.
In above-mentioned freeze proof anti-bias robust structure：The thickness of the filling bed is 1.56m, forms cement, the fine coal of filling bed
Ash, clay, the ratio of rubble (or cobblestone) are preferably：0.5:2.5:5:2.The block water thickness of main part of column insulation is
4cm, i.e., the thickness of the cystosepiment enclosed around insulation water blocking layer one is 4cm.Overhanging position portion is in flat column, overhanging position portion
Length be 0.8m, width 0.5m.
A kind of construction method of freeze proof anti-bias robust structure for mixing station foundation of cement tank, including following construction step
Suddenly：
S1 outwards excavates the foundation ditch that lateral surface surrounds square column type in mixing station foundation of cement tank surrounding, and the depth of foundation ditch is more than
The depth of mixing station foundation of cement tank, in addition, it is necessary to which explanation is：Four lateral distance mixing station foundation of cement tank of foundation ditch
The distance of corresponding side surface is equal.
S2 outwards excavates a locating slot in the medium position of each lateral surface of foundation ditch.
S3 filled and process plates in four locating slots, and cystosepiment is enclosed in excavation of foundation pit contour edge arrangement one, four are fixed
Position groove in cystosepiment and be arranged on margin of foundation pit one circle cystosepiment form insulation water blocking layer.
The S4 films of the circle of winding one with glue on the outside of insulation water blocking layer, one layer of salt fines are spilt on the film with glue, is formed and frozen
Native relief layer.
S5 between insulation water blocking layer and mixing station foundation of cement tank filling by cement, flyash, clay, rubble (or goose
Cobble) mixing material that is combined into, filling bed is formed, is carried out when fill mixing material by the way of back-filling in layers is compacted.
In above-mentioned construction method：Foundation ditch lateral distance mixing station foundation of cement tank corresponds to the distance between lateral surface and is in S1
1.6m, marked in the accompanying drawings with H；
In above-mentioned implementation：The cross section of locating slot is rectangle in S2, and its length is 0.8m, is marked in the accompanying drawings with L
Note, its width is 0.5m, is marked in the accompanying drawings with W.
In above-mentioned implementation：The thickness for the circle cystosepiment arranged in S3 is 4cm.
In above-mentioned implementation：Cement, flyash, clay, the ratio of rubble (or cobblestone) are preferably in S5：0.5:
2.5:5:2。
This freeze proof anti-bias robust structure is delayed by the inside and outside filling layer set gradually, insulation water blocking layer and frozen soil relief layer
Frozen soil problems of the Xie Liao mixing stations foundation of cement tank surrounding in severe cold winter, it is therefore prevented that foundation of cement tank is uneven because of surrounding frost-heave force
It is even and shift, the generation of inclined phenomenon.The construction method of this freeze proof anti-bias robust structure has simple, practical and efficient
The advantages of.
Claims (7)
1. the freeze proof anti-bias robust structure for mixing station foundation of cement tank, it is characterised in that：Mixing station cement is located at including enclosing
The filling bed, insulation water blocking layer and frozen soil relief layer, the depth of three layers that tank base surrounding surrounds setting successively from the inside to the outside are big
In the depth of mixing station foundation of cement tank；The filling bed is that cross section fills Rotating fields, the filling in the column of square frame-shaped
The material that uses of layer for：The mixing material that cement, flyash, clay, rubble (or cobblestone) are combined into；The insulation water blocking layer
Blocked water by cross section in the column insulation of square frame-shaped and main part and be separately positioned on column insulation and block water four of main part
Four overhanging position portions in the middle part of lateral surface are formed, and the insulation water blocking layer uses material as cystosepiment；The frozen soil is alleviated
Layer uses material as salt fines, and salt fines are covered in the outside of insulation water blocking layer.
2. the freeze proof anti-bias robust structure according to claim 1 for mixing station foundation of cement tank, it is characterised in that：Fill
The thickness of packing course is 1.56m, and cement, flyash, clay, the ratio of rubble (or cobblestone) are：0.5:2.5:5:2；Column
The thickness for being incubated the main part that blocks water is 4cm, and overhanging position portion is in flat column, and the length of overhanging position portion is 0.8m, wide
Spend for 0.5m.
3. the construction method of the freeze proof anti-bias robust structure for mixing station foundation of cement tank, it is characterised in that including applying as follows
Work step is rapid：
S1 outwards excavates the foundation ditch that lateral surface surrounds square column type in mixing station foundation of cement tank surrounding, and the depth of foundation ditch is more than mix
Stand the depth of foundation of cement tank；
S2 outwards excavates a locating slot in the medium position of each lateral surface of foundation ditch；
S3 filled and process plates in four locating slots, and in the circle cystosepiment of excavation of foundation pit contour edge arrangement one, four locating slots
Interior cystosepiment and it is arranged on a circle cystosepiment of margin of foundation pit and forms insulation water blocking layer；
The S4 films of the circle of winding one with glue on the outside of insulation water blocking layer, spill one layer of salt fines on the film with glue, form frozen soil and delay
Solve layer；
S5 is filled by cement, flyash, clay, rubble (or cobblestone) between insulation water blocking layer and mixing station foundation of cement tank
The mixing material being combined into, filling bed is formed, carried out when filling mixing material by the way of back-filling in layers compacting.
4. the construction method of the freeze proof anti-bias robust structure according to claim 3 for mixing station foundation of cement tank, its
It is characterised by：
It is 1.6m that foundation ditch lateral distance mixing station foundation of cement tank, which corresponds to the distance between lateral surface, in S1.
5. the construction method of the freeze proof anti-bias robust structure according to claim 3 for mixing station foundation of cement tank, its
It is characterised by：The cross section of locating slot is rectangle in S2, and its length is 0.8m, and its width is 0.5m.
6. the construction method of the freeze proof anti-bias robust structure according to claim 3 for mixing station foundation of cement tank, its
It is characterised by：The thickness for the circle cystosepiment arranged in S3 is 4cm.
7. the construction method of the freeze proof anti-bias robust structure according to claim 3 for mixing station foundation of cement tank, its
It is characterised by：Cement, flyash, clay, the ratio of rubble (or cobblestone) are in S5：0.5:2.5:5:2.
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| CN201710544922.2A CN107558485A (en) | 2017-07-06 | 2017-07-06 | Freeze proof anti-bias robust structure and construction method for mixing station foundation of cement tank |
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| CN201710544922.2A CN107558485A (en) | 2017-07-06 | 2017-07-06 | Freeze proof anti-bias robust structure and construction method for mixing station foundation of cement tank |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113585336A (en) * | 2021-08-16 | 2021-11-02 | 中铁十五局集团第二工程有限公司 | Quick construction method of sinking type concrete mixing station in soft foundation environment |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106836314A (en) * | 2016-12-24 | 2017-06-13 | 中铁十八局集团有限公司 | A kind of freeze proof method for preventing skidding of wheels in severe cold area continuous beam straightway high trestle basis |
-
2017
- 2017-07-06 CN CN201710544922.2A patent/CN107558485A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106836314A (en) * | 2016-12-24 | 2017-06-13 | 中铁十八局集团有限公司 | A kind of freeze proof method for preventing skidding of wheels in severe cold area continuous beam straightway high trestle basis |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113585336A (en) * | 2021-08-16 | 2021-11-02 | 中铁十五局集团第二工程有限公司 | Quick construction method of sinking type concrete mixing station in soft foundation environment |
| CN113585336B (en) * | 2021-08-16 | 2023-01-31 | 中铁十五局集团第二工程有限公司 | Quick construction method of sinking type concrete mixing station in soft foundation environment |
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Application publication date: 20180109 |
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