CN102373675B - Fabricated culvert member and construction method thereof - Google Patents

Fabricated culvert member and construction method thereof Download PDF

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CN102373675B
CN102373675B CN 201110371051 CN201110371051A CN102373675B CN 102373675 B CN102373675 B CN 102373675B CN 201110371051 CN201110371051 CN 201110371051 CN 201110371051 A CN201110371051 A CN 201110371051A CN 102373675 B CN102373675 B CN 102373675B
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culvert
arc
base plate
assembling
floor
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CN102373675A (en
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余跃建
余泓江
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余跃建
余泓江
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Abstract

The invention relates to a fabricated culvert member and a construction method thereof. The fabricated culvert member comprises a base plate, a rib plate and an arc plate, wherein the rib plate is in a gantry shape and is fixed on both ends of the arc plate, the lower ends of the arc plate and the rib plate are fixed on the base plate, the three plates are integrated, and a space between the arc plate and the base plate is a drainage channel. The fabricated culvert member provided by the invention has the advantages of factory fabrication, field assembly, simple operation, guaranteed quality,quick construction speed, simple structure, reasonable force bearing, simple maintenance (installation, removal and replacement, good integrity, high strength, large adaptive deformation, no pollution, small environmental influence, practicability, economy and obvious effect, the maintenance of the culvert member saves 20-40% human resources, material resources and money less than that of common masonry pebble revetments, town bottom or buried circular pipe culverts, and the water utilization coefficient of the canal system can be greatly increased (evaporation and seepage are reduced).

Description

Assembling culvert member and job practices thereof
Technical field
The present invention relates to the middle-size and small-size water delivery building field of farmland water conservancy works, particularly a kind of simple in structure, safeguard that easily cost is low, can increase the arable land, improve assembling culvert member and the implementation method thereof of water efficiency of canal system.
Background technology
Existing water delivery canal system is particularly propped up, is struggled against, farming, sublateral canal, and overwhelming majority is Tu Qu, and its evaporation, infiltration capacity are big, easily cave in, stop up channel, the necessary desilting of annual winter-spring season.If adopt general grouting cobble bank protection, the end, town or bury pipe culvert, this method consumption human, financial, and material resources is bigger, and maintenance is difficult, length consuming time, and difficulty of construction is big.As the Winter-Spring annual repairs engineering in irrigated area, Dujiang weir, the maintenance engineering amount is big, and desilting often reaches hundreds of all places; Length consuming time needs 25-30 days; Cost is big, the every side's cost of desilting 80-130 unit.
Existing irrigation and water conservancy transformation on economy of water cousumption engineering adopts the U-shaped groove of concrete mostly, owing to be uncovered, so evaporation capacity is just very big, and it can only reduce seepage, and secondly the area of channel top just can not get effectively utilizing.
Summary of the invention
The objective of the invention is in order to overcome above-mentioned deficiency, provide a kind of land utilization ratio height, simple in structure, convenient for installation and maintenance, cost is low, can improve assembling culvert member and the job practices thereof of water efficiency of canal system.
The technical scheme that the present invention adopts to achieve these goals is as follows: a kind of assembling culvert member, it comprises base plate, floor and arc, it is characterized in that described floor is a type and is fixed on the arc two ends, the lower end of arc and floor all is fixed on the base plate, the three forms one, and the space between arc and the base plate both had been escape canal.
The technical scheme that the present invention is more preferably is: also be provided with hole for hoist on floor; Described arc is semicircle, half elliptic or arch; Also being provided with drain hole and this drain hole on the described arc distributes for the plum blossom shape; Described base plate is provided with the infiltration hole, and this infiltration hole distributes for the plum blossom shape.
Described base plate, floor and arc are all formed by the concrete cast, all are provided with layer of steel wire net or wire gauze in base plate and the arc, and the floor dual-side is embedded with this reinforcing bar lower end of lifting reinforcing bar with top margin and fixedlys connected with gauze wire cloth or wire gauze in the base plate.
The present invention also provides a kind of job practices of assembling culvert member, it is characterized in that may further comprise the steps:
Design processing culvert member: it is standby to design the culvert member according to width, height and the discharge of channel;
Preparation of construction: to hydromining in the canal system with stifled, dredge, method such as row, guarantee anhydrous construction;
Measure unwrapping wire: by designing than falling, measure unwrapping wire and carrying out mark;
Dig canal: according to culvert member size and step In survey data and mark at the bottom of digging out the channel general shape and guaranteeing canal at the bottom of the smooth and compacting canal;
The culvert member is installed: the culvert member is hung in the channel, make the interface of each culvert member steadily dock, and with interface clay joint filling;
Backfill: culvert member skin is carried out symmetry banket, gently ram compacting both sides soil, culvert member end face backfill anthropogenic soil thickness remains on more than the 20cm;
Check and accept.
Operating principle of the present invention is: at the compacting filling soil on the hogback of arc, on the base plate, between floor, can form the effectively structural system of opposing stress deformation that upper load causes.Secondly in each water inlet, the bleeder of channel trashrack is set, build sedimentation basin (lid is arranged) by laying bricks or stones, can prevent effectively that alluvial from producing, and native channel does not cave in after changing this patent culvert member into, can not enter channel along the canal crop stalk, siltation volume is about 1/20th of Tu Qu.
As shown in Figure 6: the stressed principle of arcual component of the present invention such as the arch bridge platform back of the body, can effectively utilize top and both sides compacting filling soil, sedimentation, cracking, the horizontal movement of the caused member of opposing upper load, its component strength, rigidity, stability are guaranteed.The basis does not need specially treated, its construction line-putting, excavation, compacting basis, buries culvert, smears operations such as mouth, backfill, all can realize the construction of segmentation flowing water.Member can pass through prefabrication, site assembly, and it is in light weight, easy construction, the efficient height, job safety can promote the development of construction technology technology, saves expenses such as human, financial, and material resources.
The present invention can with, the factors such as width, the degree of depth, water delivery flow of bucket, farming, sublateral canal determine thickness, buried depth, the length of its apparent size, plate.The about 1-1.5 rice of the length of member, the about 200-500 of construction costs unit/rice can increase soil 1-3 square metre/meter, and newly-increased the arable land converted about 100,000 yuan/mu of cost.The water delivery roughness of this culvert is about 1/3rd of Tu Qu, thereby improves conveyance power of water greatly.The water efficiency of canal system of this culvert increases to 0.6-0.7 from the 0.15-0.3 of Tu Qu.It is about 80% that evaporation capacity reduces, and the 20-30 cm thick that bankets on the culvert can increase about 120%-150% that ploughs.
The present invention and general culvert, His-Wife build channel and compare its advantage and be: the one, and prefabrication, on-the-spot assembling are operated simple and easyly, and its quality can guarantee that speed of application is fast; The 2nd, simple in structure, stressedly rationally safeguard that (install, change) is simple and easy, and this culvert member compares common grouting cobble bank protection, the end, town or bury pipe culvert when safeguarding, can save human and material resources, financial resources 20%-40%.The 3rd, good integrity, the intensity height, it is big to adapt to distortion; The 4th, can improve water efficiency of canal system (reducing evaporation, seepage) greatly; The 5th, pollution-free, ambient influnence is little; The 6th, practicality, economy, effect are remarkable.
Description of drawings
Fig. 1 is the invention structural representation.
Fig. 2 is a plurality of culvert component assembly structural representations.
Fig. 3 is embodiment 2 structural representations.
Fig. 4 is arc plate structure schematic diagram among the embodiment 3.
Fig. 5 is that base plate connects schematic diagram among the embodiment 4.
Fig. 6 is the present invention's view of constructing.
Fig. 7 is job practices flow chart of the present invention.
Among the figure: 1-base plate, 2-floor, 3-arc, 4-escape canal, 5-hole for hoist, 6-drain hole, the 7-hole of seeping water, 8-reinforcing bar, 9-gauze wire cloth or wire gauze.
The specific embodiment
Below in conjunction with accompanying drawing technical scheme of the present invention is described further, but the present invention is not limited in following embodiment:
Embodiment 1: as shown in Figure 1, a kind of assembling culvert member, it comprises base plate 1, floor 2 and arc 3.Wherein floor 2 is a type and is fixed on arc 3 two ends, and the lower end of arc 3 and floor 2 all is fixed on the base plate 1, and the three forms one, and the space between arc 3 and the base plate 1 both had been escape canal 4.Safeguard for the ease of this member of Fast Installation with to member, so two holes for hoist 5 are set above floor 2.More unimpeded for the ease of ditch water flow, increase water flow section, the present invention also can the culvert member is parallel to fit together (as Fig. 2) more with organizing.As shown in Figure 7, the concrete construction method of installation of this culvert member is as follows: Design processing culvert member: it is standby to design the culvert member according to width, height and the discharge of channel; Preparation of construction: to hydromining in the canal system with stifled, dredge, method such as row, guarantee anhydrous construction; Measure unwrapping wire: by designing than falling, measure unwrapping wire and carrying out mark; Dig canal: according to culvert member size and step In survey data and mark at the bottom of digging out the channel general shape and guaranteeing canal at the bottom of the smooth and compacting canal; The culvert member is installed: the culvert member is hung in the channel, make the interface of each culvert member steadily dock, and with interface clay joint filling; Backfill: culvert member skin is carried out symmetry banket, gently ram compacting both sides soil, culvert member end face backfill anthropogenic soil thickness gets final product more than remaining on 20cm; Check and accept.
Embodiment 2: as shown in Figure 3: this culvert member mainly is to increase gauze wire cloth or the wire gauze 9 that is used for improving culvert member stress intensity and cracking resistance at base plate 1, floor 2 on the basis of embodiment 1, be embedded with lifting reinforcing bar 8 at floor 2 dual-sides and top margin, and make these reinforcing bar 8 lower ends fixedly connected with gauze wire cloth or wire gauze in the base plate 1.According to factors such as channel width, the degree of depth, water delivery flows, determine culvert member buried depth, thickness, apparent size, iron wire diameter (being generally iron wire No. 12), wire gauze hole size (being generally 3 centimetres in square hole footpath), lifting rib steel muscle diameter (being generally hot calendering circle grade III steel muscle diameter 12-16 millimeter).Conventional culvert scantling: 4-15 centimetres of the thicknesss of slab of arc, 1-3 meters of length, 0.6-2 meters of section bottom width, arrangement of reinforcement adheres to specification.Its construction method of installation such as embodiment 1.
Embodiment 3: as shown in Figure 4, in the gutter of highway or road both sides, this culvert member has many drain holes 6 implementing on 2 the basis arc made, and drain hole 6 preferably diameter be about 0.5-1 centimetre blossom type and distribute, be convenient to get rid of surplus water in the soil like this.It installs implementation method with embodiment 1.
Embodiment 4: as shown in Figure 5, in the high gutter of groundwater table, this culvert member is made the base plate with many infiltrations holes 7 with base plate on the basis of enforcement 2, and this infiltration hole 7 preferably also is to adopt the distribution of plum blossom shape, so just can get rid of the bottom of trench infiltration.It installs implementation method with embodiment 1.
Base plate, floor and arc among of the present invention embodiment preferably all formed by the concrete cast.Arc is semicircle, half elliptic or arch preferably.When the culvert width was very big, the present invention can assemble a plurality of culvert members, carried out joint filling with clay between adjacent two floors.
The present invention need clear up in the member alluvial or when member safeguarded, the alluvial that detectors such as available ultrasonic ranging detect that section in the member exceeds standard, soil with this section top and both sides excavates then, culvert member that will this section from hole for hoist hangs out, it is cleared up, and resetting after cleaning out gets final product.
The above is optimum implementation and the job practices of this assembling culvert member of invention; the sector technician all can understand; and can or be equal to replacement with reference to this programme modification, other culvert members of deriving thus all should be encompassed in the protection domain of claim of the present invention.

Claims (9)

1. assembling culvert member, it comprises base plate (1), floor (2) and arc (3), it is characterized in that described floor (2) is a type and is fixed on arc (3) two ends, the lower end of arc (3) and floor (2) all is fixed on the base plate (1), the three forms one, space between arc (3) and the base plate (1) both had been escape canal (4), all be provided with layer of steel wire net or wire gauze in described base plate (1) and the arc (3), floor (2) dual-side and top margin are embedded with lifting reinforcing bar (8), fixedly connected with gauze wire cloth or wire gauze (9) in the base plate (1) in this reinforcing bar (8) lower end.
2. assembling culvert member according to claim 1 is characterized in that also being provided with on the described floor (2) hole for hoist (5).
3. assembling culvert member according to claim 1 is characterized in that described arc (3) is semicircle, half elliptic or arch.
4. assembling culvert member according to claim 1 is characterized in that also being provided with on the described arc (3) drain hole (6).
5. assembling culvert member according to claim 4 is characterized in that described drain hole (6) is the plum blossom shape.
6. assembling culvert member according to claim 1 is characterized in that described base plate (1) is provided with infiltration hole (7).
7. assembling culvert member according to claim 6 is characterized in that described infiltration hole (7) is the plum blossom shape.
8. according to aforementioned any described assembling culvert member, it is characterized in that described base plate (1), floor (2) and arc (3) are all formed by the concrete cast.
9. the job practices of assembling culvert member according to claim 1 is characterized in that may further comprise the steps:
Design processing culvert member: it is standby to design the culvert member according to width, height and the discharge of channel;
Preparation of construction: to hydromining in the canal system with stifled, dredge, method such as row, guarantee anhydrous construction;
Measure unwrapping wire: by designing than falling, measure unwrapping wire and carrying out mark;
Dig canal: according to culvert member size and step In survey data and mark at the bottom of digging out the channel general shape and guaranteeing canal at the bottom of the smooth and compacting canal;
The culvert member is installed: the culvert member is hung in the channel, make the interface of each culvert member steadily dock, and with interface clay joint filling;
Backfill: culvert member skin is carried out symmetry banket, gently ram compacting both sides soil, culvert member end face backfill anthropogenic soil thickness remains on more than the 20cm;
Check and accept.
CN 201110371051 2011-11-21 2011-11-21 Fabricated culvert member and construction method thereof Active CN102373675B (en)

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CN102373675B true CN102373675B (en) 2013-09-04

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105113471B (en) * 2015-09-10 2017-04-26 程吉林 Assembly type field culvert building
CN107869142A (en) * 2017-11-27 2018-04-03 陕西建工机械施工集团有限公司 A kind of combined type debulking methods in the backfilling of earthwork of double arch culvert holes

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1049624A1 (en) * 1982-06-08 1983-10-23 Ilyushin Viktor F Method of constructing embankment above pipe
US4983070A (en) * 1988-11-21 1991-01-08 Hwang Hyun Ho Prefabricated culvert system
CN2150243Y (en) * 1992-09-11 1993-12-22 延吉市建筑材料新产品技术开发研究所 Combined brick-fragment for hidden canal
CN2575193Y (en) * 2003-01-17 2003-09-24 朱贵良 Sewage pollution collecting hanging basket
CN2652991Y (en) * 2003-10-10 2004-11-03 王作林 Plum blossom hole water guide tube special for road bed
CN201288321Y (en) * 2008-11-06 2009-08-12 李民 Assembled u-shaped channel
CN201473850U (en) * 2009-05-05 2010-05-19 欧阳鹰湘 Prefabricated concrete member of playground drainage ditch
CN201502783U (en) * 2009-08-25 2010-06-09 衡水益通金属制品有限责任公司 Protective part for semi-circular arch-shaped corrugated metal culvert
CN201648912U (en) * 2010-04-26 2010-11-24 吴泽宏 Prefabricated water drainage system groove
CN102182151A (en) * 2011-04-09 2011-09-14 刘山健 Reinforced concrete culvert
CN202323906U (en) * 2011-11-21 2012-07-11 余跃建 Assembly type culvert component

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1049624A1 (en) * 1982-06-08 1983-10-23 Ilyushin Viktor F Method of constructing embankment above pipe
US4983070A (en) * 1988-11-21 1991-01-08 Hwang Hyun Ho Prefabricated culvert system
CN2150243Y (en) * 1992-09-11 1993-12-22 延吉市建筑材料新产品技术开发研究所 Combined brick-fragment for hidden canal
CN2575193Y (en) * 2003-01-17 2003-09-24 朱贵良 Sewage pollution collecting hanging basket
CN2652991Y (en) * 2003-10-10 2004-11-03 王作林 Plum blossom hole water guide tube special for road bed
CN201288321Y (en) * 2008-11-06 2009-08-12 李民 Assembled u-shaped channel
CN201473850U (en) * 2009-05-05 2010-05-19 欧阳鹰湘 Prefabricated concrete member of playground drainage ditch
CN201502783U (en) * 2009-08-25 2010-06-09 衡水益通金属制品有限责任公司 Protective part for semi-circular arch-shaped corrugated metal culvert
CN201648912U (en) * 2010-04-26 2010-11-24 吴泽宏 Prefabricated water drainage system groove
CN102182151A (en) * 2011-04-09 2011-09-14 刘山健 Reinforced concrete culvert
CN202323906U (en) * 2011-11-21 2012-07-11 余跃建 Assembly type culvert component

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