CN206467765U - A kind of casta region stepped ramp type basement drain structure - Google Patents

A kind of casta region stepped ramp type basement drain structure Download PDF

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Publication number
CN206467765U
CN206467765U CN201720100090.0U CN201720100090U CN206467765U CN 206467765 U CN206467765 U CN 206467765U CN 201720100090 U CN201720100090 U CN 201720100090U CN 206467765 U CN206467765 U CN 206467765U
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CN
China
Prior art keywords
basement
sump
ramp type
stepped ramp
substrate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201720100090.0U
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Chinese (zh)
Inventor
王斌
张明
苏伟
余尚
叶国昌
岳巍
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China Construction Fourth Engineering Division Corp Ltd
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China Construction Fourth Engineering Division Corp Ltd
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Priority to CN201720100090.0U priority Critical patent/CN206467765U/en
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Publication of CN206467765U publication Critical patent/CN206467765U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of casta region stepped ramp type basement drain structure, the bottom of basement is the substrate that stepped ramp type is distributed, bases are equipped with bottom plate, at least one is provided with the outside of along outer wall of basement has the weeper drain of drainage grade, sump is provided with the bottom step of substrate, the lower end of water pipe is extended in sump, and the other end of water pipe is extended in the cistern set on the positive negative zero top plate face of basement, and self priming pump is correspondingly arranged in sump.To solve traditional substrate drainage, it is impossible to the problem of reaching economy and effective drainage effect.The utility model belongs to technical field of building construction.

Description

A kind of casta region stepped ramp type basement drain structure
Technical field
The utility model is related to the ultra-deep foundation pit stepped ramp type high-low bay basement bottom under the conditions of a kind of casta region Plate discharge structure, belongs to technical field of building construction.
Background technology
As country promotes the development of Urbanization Construction, city size rapidly extends, and town site but be becoming tight by day. In Southwestern China area, particularly mountain and hill is numerous in Guizhou Province, the Engineering Project Construction of surrounding city often addressing on mountain Body hillside fields, simultaneously because the special karst area landforms in Guizhou province, causes that massif rock stratum resistance to overturning is not good, top layer is molten Ditch, fluid bowl, internal solution cavity, underground river development are numerous, and bedrock relief is larger.On this basis, excavation of foundation pit can be formed from level to level High-low bay, for this geological environment and abundant underground water for being in step-like high-low bay base form, adding complexity, to base The Yield rainfall relation in hole proposes the technical requirements of sternness.Traditional substrate drainage refers to the substrate piecemeal draining under different level, Economy and effective drainage effect can not be reached.
The content of the invention
The purpose of this utility model is:A kind of casta region stepped ramp type basement drain structure is provided, to solve Certainly traditional substrate drainage, it is impossible to the problem of reaching economy and effective drainage effect.
To solve the above problems, intending using such a casta region stepped ramp type basement drain structure, underground The bottom of room is the substrate that stepped ramp type is distributed, and bases are equipped with bottom plate, along outer wall of basement on the outside of be provided with least one Sump is provided with weeper drain with drainage grade, the bottom step of substrate, the lower end of water pipe is extended in sump, water The other end of pipe is extended in the cistern set on the positive negative zero top plate face of basement, and is correspondingly arranged on self priming pump in sump, Water in cistern is watered flowers and toilet water for gardens, is reached the purpose of the recycling of water resource, is reduced water resource Waste.
In foregoing discharge structure, substrate includes bottom step, intermediate layer step and top layer step, and outer wall of basement is along substrate Surrounding build, the outside surrounding of outer wall of basement is provided with the weeper drain that a drainage grade is 1%, by water from Weight, is introduced the water into sump;
In foregoing discharge structure, the sump has two, and two sumps are respectively arranged at the side of intermediate layer step The two ends of wall bottom, the lower end of two water pipes is extended in two sumps respectively, and self priming pump, two are provided with two sumps The other end of individual water pipe is extended in cistern, wherein, in the bottom plate surrounding of same absolute altitude, weeper drain is set, it is blind by draining Ditch collects upper water, so as to reduce the hydraulic pressure of basement bottom board, reduces the quantity of uplift pile below basement bottom board.It is high in foundation ditch It is low to be attached across connection using elbow, water is directly drained to slightly lower base surface, drained into water more using same principle In low bottom plate french drain, until water is collected in low base surface sump, water is evacuated to the retaining of the positive negative zero top plate of basement Chi Zhong;
In foregoing discharge structure, the water pipe is arranged at the inner side of outer wall of basement;
In foregoing discharge structure, weeper drain includes pvc pipe, coarse sand loaded filter, cobble loaded filter and blotter, rubble Setting cushion is in french drain bottom, and length direction of the pvc pipe along weeper drain is arranged at the top of blotter, and cobble loaded filter It is coated on the outside of pvc pipe successively with coarse sand loaded filter.
Its construction method is as follows:
Before excavation, spill lime survey along the timber of measurement group setting-out and set absolute altitude, then excavated with excavator along lime line, to control Linear and depth is made, foundation pit earth is transported in time, then carry out manual amendment foundation ditch according to the lime line of setting-out and the measurement of the level;
The gradient, cross dimensions, the depth of groove are noted in digging process, after groove is dug, groove is detected, and passes through After examination, the construction of weeper drain ditch body is carried out, is then filled on the top of weeper drain with plain soil or clay, is filled to and sets Meter is specified at absolute altitude;
For the processing plugged into of weeper drain at high-low bay, using pvc pipe elbow in high-low bay foundation ditch connection by two Pipe is attached;
Sump is excavated by design attitude, after the completion of sump is excavated, the steel of bottom of pond plate and side wall is completed by design requirement Muscle colligation, it is qualified by inspection after, pour underplate concrete, self priming pump configured in sump;
Cistern is set by design requirement in the positive and negative null range of annex top plate, side wall uses armored concrete, will by design Ask and constructed;
Self priming pump is set in sump, water pipe is set along outer wall of basement, the ponding in sump is evacuated to by water pump In the cistern on top, the water collected in cistern is connected with the toilet water system of water for afforestation and/or annex, Gardens are directly used in water flowers and/or toilet water.
Compared with prior art, the utility model is solved in traditional substrate drainage well, passes through different base The principle of absolute altitude piecemeal draining, not only diseconomy but also can not reach effective drainage effect., can be abundant by using this invention The thought that make use of " drop row combine ", at high bottom plate based on hydrophobic and precipitation, at low bottom plate based on draining.For base The Yield rainfall relation in hole provides a brand-new thinking.Again, the theory of structure fusion environmental protection and water saving, french drain collected Water has carried out effective secondary utilization, the theory of the sustainable development for having promoted engineering energetically.Prior art is overcome with this It is not enough.
Brief description of the drawings
Fig. 1 is dimensional structure diagram of the present utility model (the outer wall of basement part for omitting both sides);
Fig. 2 is overlooking the structure diagram of the present utility model;
Fig. 3 is weeper drain construction drawing;
Fig. 4 is diagrammatic cross-section of the present utility model.
Embodiment
, below will be by accompanying drawing to utility model to make the purpose of this utility model, technical scheme and advantage clearer It is described in further detail.
Embodiment:
Referring to figs. 1 to Fig. 4, the present embodiment provides the ultra-deep foundation pit stepped ramp type height under the conditions of a kind of casta region Across basement bottom board discharge structure, the structure can effectively replace traditional blind drainage, can reach safe, economical, effective Ultra-deep foundation pit reducing and bailing effect.
Under unique karst Mountain Conditions, formd in the Excavation Process of deep basal pit in stepped ramp type point Bottom plate 2 is equipped with the substrate 1 of cloth, substrate 1, substrate 1 includes bottom step 11, intermediate layer step 12 and top layer step 13, ground Surrounding of the lower room exterior wall 3 along substrate 1 is built, and the outside surrounding of outer wall of basement 3 is provided with the draining that a drainage grade is 1% French drain 4, by the deadweight of water, is introduced the water into sump 5, and sump 5, sump 5 are provided with the bottom step 11 of substrate 1 Two are had, two sumps 5 are respectively arranged at the two ends of the sidewall bottom of intermediate layer step 12, the lower end point of two water pipes 8 Do not extend in two sumps 5, self priming pump is provided with two sumps 5, the other end of two water pipes 8 is extending basement just In the cistern 7 set on negative zero top plate face 6, the water that water pipe 8 is arranged in the inner side of outer wall of basement 3, cistern is used for garden Woods is watered flowers and toilet water, reaches the purpose of the recycling of water resource, reduces the waste of water resource.
Weeper drain 4 includes pvc pipe 41, coarse sand loaded filter 42, cobble loaded filter 43 and blotter 44, blotter 44 French drain bottom is layed in, length direction of the pvc pipe 41 along weeper drain 4 is arranged at the top of blotter 44, and cobble anti-filter Layer 43 and coarse sand loaded filter 42 are coated on the outside of pvc pipe 41 successively;
1st, component and fitting size design
The diameter of pvc pipe 41 is divided to two kinds:The caliber of pvc pipe 41 is in corresponding weeper drain at the absolute altitude of top layer step 13 The caliber of pvc pipe 41 is 400mm in corresponding weeper drain at 300mm, the absolute altitude of intermediate layer step 12, at the absolute altitude of bottom step 11 pair The caliber of pvc pipe 41 for the weeper drain answered is 400mm;
Cistern 7 is water tank (6000mm (length) × 6000mm (width) × 2000mm (height));
Sump 5 (5000mm (length) × 5000mm (width) × 3000mm (height));
Water pipe 8 is diameter 200mm fire extinguisher canvas hose.
2nd, operating method
For the exterior wall blind ditch construction in whole foundation ditch be divided into blind ditch construction at high bottom plate, blind ditch construction at central floor panel, Blind ditch construction at low bottom plate.Blind ditch construction in this 3rd area can organize the construction method of parallel construction.Simultaneously to this three region Basement bottom board exterior wall at french drain is excavated by the way of hand digging.
Before excavation, spill lime survey along the timber of measurement group setting-out and set absolute altitude, then excavated with excavator along lime line, to control Make linear and depth.Foundation pit earth is transported in time, then carries out manual amendment foundation ditch according to the lime line of setting-out and the measurement of the level.Open It should be noted that the gradient, cross dimensions, the depth of groove during digging.After groove is dug, it is necessary to which groove is detected.And by inspection Afterwards, the construction of french drain ditch body is carried out by Fig. 3.Then filled on the top of french drain with plain soil or clay, be filled to design and specify At absolute altitude.
For the processing plugged into of french drain at high-low bay, two pipes are entered in high-low bay foundation ditch connection using pvc pipe elbow Row connection, is 300mm for pvc pipe caliber in french drain at high base surface absolute altitude;Pvc pipe pipe in french drain at the absolute altitude of central floor panel face Footpath is 400mm;The pvc pipe caliber of french drain is 400mm at low base surface absolute altitude.
Sump is excavated by design attitude, the size of sump is 5000mm (length) × 5000mm (width) × 3000mm (height).After the completion of sump is excavated, complete the reinforcing bar colligation of bottom of pond plate and side wall by design requirement, it is qualified by inspection after, pour Underplate concrete (wherein concrete will have certain impermeability), configures self priming pump in sump.
Header tank is set by design requirement in the positive and negative null range of annex top plate, the size of water tank for 6000mm (length) × 6000mm (width) × 2000mm (height), side wall uses armored concrete, constructed by design requirement, for the anti-of water tank bottom The build of water layer, it should meet design waterproof requirement, the waterproof of water tank bottom and side wall is set on request.
By self priming pump, water pipe is set along underground external wall, the ponding in sump is evacuated to by top by water pump respectively In water tank, the water collected in the water tank on top is connected, directly with the toilet water system of water for afforestation and part annex Watered flowers and toilet water for gardens, so as to reach water reuse purpose.
The thought of fusion " drop row combines ", it is shallow to meet groundwater level depth, stepped ramp type is formed in Excavation Process high It is low across the new drainage measure of foundation ditch, reach cost-effective draining purpose, this measure is not only simple in structure, quick construction, It is safe and reliable, and the problem of thoroughly solve deep basal pit high-low bay draining, construction cost is greatlyd save, improve construction effect Rate, it is to avoid situations such as basement seeps water.
Again, water resource, as an important component of whole ecological environment, is both influence economic civilization life, city Relation of the flourishing restraining factors in city again with weather, weather is very close.Secondary utilize of water resource is particularly important. The underground water that french drain collection comes is subjected to secondary utilization, fusion environmental protection and water-saving ideas, for the sustainable development of engineering, had Very strong impetus.

Claims (5)

1. a kind of casta region stepped ramp type basement drain structure, the bottom of basement is the substrate that stepped ramp type is distributed (1), it is characterised in that:Substrate (1) place is equipped with bottom plate (2), and being provided with least one along on the outside of outer wall of basement (3) has Sump (5) is provided with the weeper drain (4) of drainage grade, the bottom step (11) of substrate (1), the lower end of water pipe (8) is stretched In to sump (5), the other end of water pipe (8) is extended in the cistern (7) set on the positive negative zero top plate face (6) of basement, and Self priming pump is correspondingly arranged in sump (5).
2. a kind of casta region stepped ramp type basement drain structure according to claim 1, it is characterised in that:Substrate (1) bottom step (11), intermediate layer step (12) and top layer step (13), surrounding of the outer wall of basement (3) along substrate (1) are included Build, the outside surrounding of outer wall of basement (3) is provided with the weeper drain (4) that a drainage grade is 1%.
3. a kind of casta region stepped ramp type basement drain structure according to claim 1, it is characterised in that:It is described Sump (5) has two, and two sumps (5) are respectively arranged at the two ends of the sidewall bottom of intermediate layer step (12), two The lower end of water pipe (8) is extended in two sumps (5) respectively, and self priming pump, two water pipes are provided with two sumps (5) (8) the other end is extended in cistern (7).
4. a kind of casta region stepped ramp type basement drain structure according to claim 1, it is characterised in that:It is described Water pipe (8) is arranged at the inner side of outer wall of basement (3).
5. a kind of casta region stepped ramp type basement drain structure according to claim 1, it is characterised in that:Draining French drain (4) includes pvc pipe (41), coarse sand loaded filter (42), cobble loaded filter (43) and blotter (44), blotter (44) French drain bottom is layed in, length direction of the pvc pipe (41) along weeper drain (4) is arranged at the top of blotter (44), and ovum Stone loaded filter (43) and coarse sand loaded filter (42) are coated on the outside of pvc pipe (41) successively.
CN201720100090.0U 2017-01-23 2017-01-23 A kind of casta region stepped ramp type basement drain structure Expired - Fee Related CN206467765U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720100090.0U CN206467765U (en) 2017-01-23 2017-01-23 A kind of casta region stepped ramp type basement drain structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720100090.0U CN206467765U (en) 2017-01-23 2017-01-23 A kind of casta region stepped ramp type basement drain structure

Publications (1)

Publication Number Publication Date
CN206467765U true CN206467765U (en) 2017-09-05

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106592756A (en) * 2017-01-23 2017-04-26 中国建筑第四工程局有限公司 Karst region step-type basement water drainage structure and construction method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106592756A (en) * 2017-01-23 2017-04-26 中国建筑第四工程局有限公司 Karst region step-type basement water drainage structure and construction method thereof

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170905

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