CN106545030A - A kind of small-sized buried cistern and preparation method thereof - Google Patents
A kind of small-sized buried cistern and preparation method thereof Download PDFInfo
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- CN106545030A CN106545030A CN201610867958.XA CN201610867958A CN106545030A CN 106545030 A CN106545030 A CN 106545030A CN 201610867958 A CN201610867958 A CN 201610867958A CN 106545030 A CN106545030 A CN 106545030A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
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- Hydrology & Water Resources (AREA)
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- General Life Sciences & Earth Sciences (AREA)
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Abstract
The present invention relates to a kind of small-sized buried cistern and preparation method thereof；Cistern includes cell body and upper manhole, and cell body includes base plate, pool wall and top board, and pool wall is circular configuration, and top board is dome structure；Cell body is plain concrete one-time-concreting molding structure；In the manufacture method of cistern, cell body is the one layer of HDPE antiseepage film covered using in crater wall as exterior sheathing, with the combined steel formwork with cell body form fit as inner template primary concreting molding, upper manhole is that above manhole inner and outer template pours molding, specifically includes making template, the construction line-putting, cell body excavations, Ground Treatment, installs combined steel formwork, cell body concreting, install manhole inner and outer template, pour outboard template in manhole concrete, the upper manhole of dismountings, Chi Ding covering antiseepage film, dismounting combined steel formwork and pond and push up the steps such as earthing.Good seepage-proof property of the present invention, long service life, headroom can be with effectively utilizes, and the construction period is short, low cost.
Description
Technical field
The invention belongs to cistern technical field of construction, more particularly to a kind of small-sized buried cistern and its making side
Method.
Background technology
In the rare area in drinking water source, many families or unit all have cistern, for solving the problems, such as domestic water.
With economic continuous development, although tap water has realized all standing substantially, due to the needs of management of the use of water, especially winter water
Event Jing of pipe bursting by freezing often occurs, and cistern still plays an important role in some regions.
But for a long time, cistern occurs with buried form, and version is also varied.Common pool wall material is
Brick, stone, concrete, it is prefabricated section or monolithic reinforced concrete structure that top board is most of.No matter which kind of existing structure, is using
During, there are problems：1st, as pool wall and pond top board bound fraction process bad, pond Zhong Shui is contaminated often；
2nd, due to being limited by top board arrangement of reinforcement or the bearing capacity of precoated plate is limited to, earthing, pond top upper space on top board, are not allowed
Utilization be restricted；3rd, after common rectangular configuration pond uses for many years, there is crack, drainage is serious, using the longevity
Life is short；4th, pool wall adopts rectangular configuration, and pool wall lateral pressure is big, the necessary arrangement of reinforcement of concrete-pool-wall, and Chi Ding adopts reinforced concrete
Soil structure, above earthing, arrangement of reinforcement necessarily increases；Thus construction period length, cost are high.
The content of the invention
The technical problem to be solved in the present invention is exactly to overcome above-mentioned the deficiencies in the prior art, and offer one kind being capable of antiseepage effect
Really good, long service life, headroom can be with effectively utilizes, and the construction period is short, low cost small-sized buried cistern
Manufacture method.
To solve above-mentioned technical problem, the technical solution used in the present invention is：
A kind of small-sized buried cistern of design, including cell body and upper manhole, wherein cell body include base plate, pool wall and top board, institute
It is circular configuration to state pool wall, and top board is dome structure；The cell body is plain concrete one-time-concreting molding structure.
Preferably, in above-mentioned small-sized buried cistern, the pool wall internal diameter is 2-3m.
Preferably, in above-mentioned small-sized buried cistern, the thickness of the pool wall and Chi Ding junctions is compared with pool wall and pond
Top thickness degree is all big.
Preferably, in above-mentioned small-sized buried cistern, the cistern concrete that pours is C20 concrete, and
The orthoaluminic acid calcium extender of cement weight 8% is added with concrete.
The manufacture method that a kind of small-sized buried cistern described in as above any one is simultaneously also provided, the cell body be with
The one layer of HDPE antiseepage film covered in crater wall as exterior sheathing, with the combined steel formwork with cell body form fit as inner template once
Property pours molding；The upper manhole is that above manhole inner and outer template pours molding；Specifically include following steps：
（1）Make template：According to cistern design size, using the method for calculating, setting-out combines, wall portions and pond are determined
The size of the template used rib in length and breadth in top point and form surfacing；Blanking is carried out according to the size；At the top of wall portions or pond
Point template used panel and in length and breadth rib welding fabrication；With reference to Technical code of composite steelform（GB/T50214-2013）Requirement,
U-shaped card hole is bored in the stupefied beam portion position of template；
The size of upper manhole inner and outer template is determined according to manhole design size on cistern, according to measure, then by upper people
Hole exterior sheathing rolls welding fabrication, and upper manhole inner template is rolled for scene and is mounted directly；
（2）The construction line-putting：According to position and the size of cistern, the shoveling sideline of cistern is put on the ground, meanwhile, in the earthwork
Intersecting guide pile is set outside excavation line；
（3）Cell body is excavated：Cut the earth according to unwrapping wire size, after reaching designed elevation, repair side slope and bottom surface；
（4）Ground Treatment：According to edaphic condition, compacting is carried out to ground and rolls process；
（5）Combined steel formwork is installed：One layer of HDPE antiseepage film is covered in crater wall as the exterior sheathing of concreting；Using ground
Cistern position line is caused bottom of pond by the guide pile in face；Concrete pad is placed on template position line；According to position line in pad
Assembled on block successively and a good combined steel formwork；
（6）Cell body concreting：Base plate is first poured, after underplate concrete initial set, concrete pad is removed；Pool wall concrete
Uniformly place along surrounding, placement layer by layer, per thickness degree≤500mm；
（7）Install manhole inner and outer template：After Deng cell body concreting shaping, upper manhole exterior sheathing is placed in into pond top coagulation
At the upper manhole of soil, upper manhole inner template is rolled and is placed on the inside of upper manhole after fixing；
（8）Pour manhole concrete：Concrete is poured between upper manhole inner and outer template, and vibration compacting；
（9）Manhole template in dismounting：60 minutes after concrete final set, outboard template in manhole in dismounting；
（10）Chi Ding covers antiseepage film：The HDPE antiseepage film that pool wall is reserved is covered into the concrete-pool-wall of Chi Ding and upper manhole
On；
（11）Remove combined steel formwork：After concreting completes 48 hours, combined steel formwork is removed from upper manhole position；
（12）Push up earthing in pond：After concreting completes 15 days, original soil is covered on Chi Ding.
Preferably, in above-mentioned small-sized buried cistern manufacture method, also including step（13）Anti-seeping technology：In water-retention
It is 1 that pond inwall smears one layer of cement and mortar quality ratio:2 cement mortar.
Preferably, in above-mentioned small-sized buried cistern manufacture method, in the step（6）With（8）In, pour and use mixed
Solidifying soil is added with ten thousand CEPODEM cement-based capillary crystalline waterproof coatings of cement weight 2%.
Preferably, in above-mentioned small-sized buried cistern manufacture method, the step（12）Middle thickness of earth covering is 800-
1500mm。
Preferably, in above-mentioned small-sized buried cistern manufacture method, in the step（1）In, upper manhole exterior sheathing
Outside be symmetrically welded with and lift handle.
The beneficial effect of technical solution of the present invention is：
1st, pool wall of the present invention adopts circular design, makes pool wall before non-water filling, and the soil body is applied with precompressed to birdcage should
Power, after water filling, to the stress of pool wall less than native stress, pool wall will not be produced crack to water by water ballast(ing).And, pool wall is adopted
Plain concrete pours molding, makes full use of the compressive property of plain concrete, the various load circular arch knots that pool wall normal condition occurs
Structure can bear.Thus, good seepage-proof property, long service life.
2nd, Chi Ding of the present invention adopts dome structure, and pours molding using plain concrete, makes full use of the anti-of plain concrete
Pressure performance, the various load dome structures that pond top normal condition occurs can be born.Thus, long service life, headroom
Can be with effectively utilizes.
3rd, when specifically used, certain thickness original soil is coated with Chi Ding, whole cistern may be at below frozen soil, entirely
Usage cycles are in a kind of temperature constant state, and whole pond will not produce crack due to temperature stress.Thus, good seepage-proof property,
Long service life.
4th, crater wall of the present invention is covered with HDPE antiseepage film, after waiting pond top concreting to finish, can directly overlie pond
On the concrete of top, a kind of water proof effect is played, it is to avoid outside contamination water.
5th, to sum up, reasonable in design, process is simple of the invention and easy to implement；Good seepage-proof property, long service life, top are empty
Between can be with effectively utilizes, using full plain concrete construction, short construction period, low cost.
Description of the drawings
Below in conjunction with the accompanying drawings the specific embodiment of the present invention is described in further detail, wherein：
Fig. 1 is the structural representation of the small-sized buried cistern of the present invention；
Fig. 2 is the structural representation during the small-sized buried cistern of the present invention makes；
Fig. 3 is the structural representation after the making shown in Fig. 2；
Sequence number in figure：1st, cell body, 2, upper manhole, 3, HDPE antiseepage film, 4, combined steel formwork, 5, upper manhole inner template, 6, upper people
Hole exterior sheathing, 7, concrete pad, 8, earthing.
Specific embodiment
With reference to the accompanying drawings and examples illustrating the specific embodiment of the present invention, but following examples are used only to specifically
The bright present invention, and the scope of the present invention is limited never in any form, involved instrument element is such as without spy in the examples below
Do not mentionlet alone bright, be conventional instrument element.
Embodiment 1：
Referring to Fig. 1, in figure, the small-sized buried cistern of the present invention, including cell body 1 and upper manhole 2, wherein cell body include base plate,
Pool wall and top board, pool wall are circular configuration, and top board is dome structure；Cell body is plain concrete one-time-concreting molding structure.Pool wall
Internal diameter is 2m, and pool wall depth is 1m, and pond dome height is 1m.
Further, the concrete for pouring cistern can adopt the concrete of C20, concrete add cement weight
8% orthoaluminic acid calcium extender.Contour compensation, and the work with filling, blocking capillary slit can be carried out to the contraction of concrete
With drastically increasing the seepage control and crack resistance ability of concrete, and it be less to increase cost.
The thickness of institute's casting concrete is 200mm, and wherein pool wall is intersected upper and lower 300mm positions concrete thickness and increased with Chi Ding
Add as 300mm.Avoid pool wall from concentrating with Chi Ding intersections stress and cause cracking, strengthen antiseepage function, improve making for cell body
Use the life-span.
Embodiment 2：
The present embodiment is similar to 1 structure of embodiment, and its structure same section here is no longer repeated, and its difference is：The present embodiment
Cistern pool wall internal diameter is 3m.
Embodiment 3：
Referring to Fig. 2-3, in figure, the as described in Example 1 small-sized buried cistern manufacture method of the present invention, wherein cell body 1 is
The one layer of HDPE antiseepage film 3 covered using in crater wall is as exterior sheathing, with the combined steel formwork 4 with cell body form fit as inner template
Primary concreting molding；Upper manhole 2 is located in the middle of the top of pond and is that above manhole inner and outer template 5,6 pours molding；Specifically include with
Lower step：
（1）Make template：
Cistern intended diameter 2m, using the method for calculating, setting-out combines, to determine and divide template used at the top of wall portions and pond
The size of rib and form surfacing in length and breadth；Every piece of gang form width of wall portions is 200mm, is highly 500mm；Divide at the top of pond every
Block gang form is most wide and length is determined according to calculating and full scale layout；By form surfacing（2mm thick steel plate is made）And in length and breadth
Rib（5mm thick steel plate is made）Welding fabrication；With reference to Technical code of composite steelform（GB/T50214-2013）Requirement, in mould
Bore U-shaped card hole in the stupefied beam portion position of plate；
Upper manhole inner and outer template is according to manhole design size on cistern, wherein upper manhole exterior sheathing is by 2mm with veneer reeling machine
Thick steel plate is processed into cylindric, then welding forming, meanwhile, the round steel for symmetrically having two diameters 20 of welding in cylindrical outer side is made
To lift handle；And iron sheet is then rolled scene and is mounted directly by upper manhole inner template；
（2）The construction line-putting：According to position and the size of cistern, the shoveling sideline of cistern is put on the ground, meanwhile, in the earthwork
At the outer 1m of excavation line, four intersecting guide piles are set；
（3）Cell body is excavated：Cut the earth according to unwrapping wire size with digging machine, after reaching designed elevation, side slope and bottom are repaired with spade
The flatness in face；
（4）Ground Treatment：According to edaphic condition, compacting is carried out to ground and rolls process, compacting factor is 0.95；
（5）Combined steel formwork is installed：One layer of HDPE antiseepage film is covered on the wall of Chi Keng sides as the exterior sheathing of concreting；Profit
With the guide pile on ground, cistern position line is caused into bottom of pond；The concrete pad 7 of 200 thickness is placed on template position line；Press
Assembled on cushion block successively and propped up according to position line and combine special steel form；
（6）Cell body is poured：Base plate is first poured, after base plate strength be enough to support combinations template, concrete pad is removed；Pool wall is mixed
Solidifying soil is uniformly placed along surrounding and placement layer by layer, per thickness degree no more than 500mm；Concrete is pushed up on the basis of vibration compacting in pond
On, it is compacted twice with wooden float before concrete initial set；
（7）Install manhole template：Shape Deng cell body concreting, upper manhole exterior sheathing is pacified before final set after concrete initial set
It is placed at the upper manhole of pond top concrete；3mm thick iron sheet is rolled and is placed directly on the inside of upper manhole, crossed overlapping in iron sheet
Fixed with iron wire；
（8）Pour manhole concrete：Concrete is poured between upper manhole inner and outer template, manual vibration compacting；
（9）Outboard template in manhole in dismounting：60 minutes after concrete final set, exterior sheathing is carried using the handle in template
Rise, and remove the inner template on the inside of upper manhole；
（10）Chi Ding covers antiseepage film：The HDPE antiseepage film that pool wall is reserved is covered into the concrete-pool-wall of Chi Ding and upper manhole
On, the foldable process of redundance.
（11）Remove combined steel formwork：After concreting completes 48 hours, cell body dedicated set is removed from upper manhole position
Close steel form；
（12）Push up earthing in pond：After concreting completes 15 days, original soil is covered on Chi Ding；8 thickness of earthing is 800mm；
（13）It is anti-to mix process：In institute's casting concrete inner surface（That is cistern inwall）Smear one layer 1:2 cement mortar, increase antiseepage
Effect.
Through research worker test of many times, it is found that pool wall adopts rectangular configuration, pool wall lateral pressure is big, and concrete-pool-wall is necessary
Arrangement of reinforcement etc., but pool wall adopts circular configuration, forms a kind of birdcage, can make full use of the compressive property of plain concrete, together
When, before water filling, the soil body increases a pre-compression stress to pool wall, effectively prevents the crack problem of pool wall.And, Chi Ding is using pre-
Making sheet, above earthing, it is impossible to ensure structure safety, Chi Ding adopts reinforced concrete structure, above earthing, arrangement of reinforcement necessarily increases,
It is uneconomical, but Chi Ding adopts plain concrete dome structure, has equally given full play to the compressive property of concrete, that is, has met structure
The demand of safety, also solves economy problems.After the earthing of pond top, upper space can also reach and make full use of.
Therefore, application of the present invention in Practical Project show, the method can effectively solve the problem that cistern water easily pollute,
The problem that position can not make full use of at the top of easy leak, pond, the method are based on good seepage-proof property, long service life, and headroom can
With effectively utilizes, and the construction period is short, low cost, and achieved with public's praise, social benefit is obvious.
Embodiment 4, the present embodiment is different from where embodiment 3 being：The present embodiment pond push up centre beyond other
The upper manhole of position indwelling one, after form removal, the upper manhole closure on Chi Ding.
Embodiment 5, this example is different from where embodiment 3 being：The present embodiment saves step（13）, in step（6）
With（8）In pour with concrete add cement weight 2% ten thousand CEPODEM cement-based capillary crystalline waterproof coatings to replace step
（13）Middle cistern inwall smears 1：2 cement mortar are used as Anti-seeping technology.
Additionally, manufacture method of the present invention can also be applied to the making of methane-generating pit, simply methane-generating pit in manufacturing process not
With considering that cistern water quality is polluted by outside body of water, i.e., HDPE antiseepage film can not be covered on the outside of pool wall.
In this specification, each embodiment is described by the way of progressive, and what each embodiment was stressed is and which
The difference of its embodiment, between each embodiment, identical similar part is cross-referenced.
The present invention is described in detail above in conjunction with drawings and Examples, but, those of skill in the art
Member is it is understood that on the premise of without departing from present inventive concept, can also carry out to the design parameter of each in above-described embodiment
Change, forms multiple specific embodiments, is the common excursion of the present invention, and here is no longer described in detail one by one.
Claims (9)
1. a kind of small-sized buried cistern, including cell body and upper manhole, wherein cell body include base plate, pool wall and top board, and which is special
Levying is：The pool wall is circular configuration, and top board is dome structure；The cell body is plain concrete one-time-concreting molding structure.
2. small-sized buried cistern according to claim 1, is characterized in that：The pool wall internal diameter is 2-3m.
3. small-sized buried cistern according to claim 1, is characterized in that：The pool wall and the thickness of Chi Ding junctions
It is all big compared with thickness at pool wall and Chi Ding.
4. small-sized buried cistern according to claim 1, is characterized in that：The cistern that pours with concrete is
C20 concrete, and in concrete, it is added with the orthoaluminic acid calcium extender of cement weight 8%.
5. a kind of manufacture method of the small-sized buried cistern as described in any one of Claims 1-4, is characterized in that：It is described
Cell body is the one layer of HDPE antiseepage film covered using in crater wall as exterior sheathing, with the combined steel formwork with cell body form fit as interior
Template primary concreting molding；The upper manhole is that above manhole inner and outer template pours molding；Specifically include following steps：
（1）Make template：According to cistern design size, using the method for calculating, setting-out combines, wall portions and pond are determined
The size of the template used rib in length and breadth in top point and form surfacing；Blanking is carried out according to the size；At the top of wall portions or pond
Point template used panel and in length and breadth rib welding fabrication；With reference to Technical code of composite steelform（GB/T50214-2013）Requirement,
U-shaped card hole is bored in the stupefied beam portion position of template；
The size of upper manhole inner and outer template is determined according to manhole design size on cistern, according to measure, then by upper people
Hole exterior sheathing rolls welding fabrication, and upper manhole inner template is rolled for scene and is mounted directly；
（2）The construction line-putting：According to position and the size of cistern, the shoveling sideline of cistern is put on the ground, meanwhile, in the earthwork
Intersecting guide pile is set outside excavation line；
（3）Cell body is excavated：Cut the earth according to unwrapping wire size, after reaching designed elevation, repair side slope and bottom surface；
（4）Ground Treatment：According to edaphic condition, compacting is carried out to ground and rolls process；
（5）Combined steel formwork is installed：One layer of HDPE antiseepage film is covered in crater wall as the exterior sheathing of concreting；Using ground
Cistern position line is caused bottom of pond by the guide pile in face；Concrete pad is placed on template position line；According to position line in pad
Assembled on block successively and a good combined steel formwork；
（6）Cell body concreting：Base plate is first poured, after underplate concrete initial set, concrete pad is removed；Pool wall concrete
Uniformly place along surrounding, placement layer by layer, per thickness degree≤500mm；
（7）Install manhole inner and outer template：After Deng cell body concreting shaping, upper manhole exterior sheathing is placed in into pond top coagulation
At the upper manhole of soil, upper manhole inner template is rolled and is placed on the inside of upper manhole after fixing；
（8）Pour manhole concrete：Concrete is poured between upper manhole inner and outer template, and vibration compacting；
（9）Manhole template in dismounting：60 minutes after concrete final set, outboard template in manhole in dismounting；
（10）Chi Ding covers antiseepage film：The HDPE antiseepage film that pool wall is reserved is covered into the concrete-pool-wall of Chi Ding and upper manhole
On；
（11）Remove combined steel formwork：After concreting completes 48 hours, combined steel formwork is removed from upper manhole position；
（12）Push up earthing in pond：After concreting completes 15 days, original soil is covered on Chi Ding.
6. small-sized buried cistern manufacture method according to claim 5, is characterized in that：Also include step（13）Antiseepage
Process：It is 1 that one layer of cement and mortar quality ratio are smeared in cistern inwall:2 cement mortar.
7. small-sized buried cistern manufacture method according to claim 5, is characterized in that：In the step（6）With（8）
In, pour with the ten thousand CEPODEM cement-based capillary crystalline waterproof coatings that cement weight 2% is added with concrete.
8. small-sized buried cistern manufacture method according to claim 5, is characterized in that：The step（12）Middle earthing
Thickness is 800-1500mm.
9. small-sized buried cistern manufacture method according to claim 5, is characterized in that：In the step（1）In, on
It is symmetrically welded with the outside of manhole exterior sheathing and lifts handle.
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| CN201610867958.XA CN106545030B (en) | 2016-09-30 | 2016-09-30 | Small-sized buried reservoir of one kind and preparation method thereof |
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| CN201610867958.XA CN106545030B (en) | 2016-09-30 | 2016-09-30 | Small-sized buried reservoir of one kind and preparation method thereof |
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| CN108729533A (en) * | 2017-04-24 | 2018-11-02 | 五冶集团上海有限公司 | A kind of rainwater collection pool venthole concrete blinding and preparation method thereof |
| CN109183964A (en) * | 2018-09-05 | 2019-01-11 | 中铁贵州工程有限公司 | A kind of storage pond construction method |
| CN109183965A (en) * | 2018-09-05 | 2019-01-11 | 中铁贵州工程有限公司 | A kind of storage pond construction technology |
| CN115288193A (en) * | 2022-08-08 | 2022-11-04 | 中铁二局集团有限公司 | Space large-span dome structure construction method based on multilayer operation platform |
| CN116591295A (en) * | 2023-04-17 | 2023-08-15 | 中铁一局集团市政环保工程有限公司 | Construction method of anticorrosive coating in PE (polyethylene) plate sewage treatment tank based on multipoint anchoring |
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| CN103541573A (en) * | 2013-08-13 | 2014-01-29 | 刘安华 | Air mold pouring polymerization concrete air inflation detection type small water cellar, construction method of small water cellar, application of small water cellar in biogas digester construction and inflatable model special for small water cellar |
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| JP2000087371A (en) * | 1998-09-11 | 2000-03-28 | Kumagai Gumi Co Ltd | Execution of underground tank |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108729533A (en) * | 2017-04-24 | 2018-11-02 | 五冶集团上海有限公司 | A kind of rainwater collection pool venthole concrete blinding and preparation method thereof |
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| CN115288193A (en) * | 2022-08-08 | 2022-11-04 | 中铁二局集团有限公司 | Space large-span dome structure construction method based on multilayer operation platform |
| CN116591295A (en) * | 2023-04-17 | 2023-08-15 | 中铁一局集团市政环保工程有限公司 | Construction method of anticorrosive coating in PE (polyethylene) plate sewage treatment tank based on multipoint anchoring |
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|---|---|
| CN106545030B (en) | 2018-11-16 |
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