CN104912099B - A kind of prefabricated concrete box culvert - Google Patents

A kind of prefabricated concrete box culvert Download PDF

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Publication number
CN104912099B
CN104912099B CN201510334685.8A CN201510334685A CN104912099B CN 104912099 B CN104912099 B CN 104912099B CN 201510334685 A CN201510334685 A CN 201510334685A CN 104912099 B CN104912099 B CN 104912099B
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China
Prior art keywords
wallboard
boss
box culvert
length
along
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CN201510334685.8A
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Chinese (zh)
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CN104912099A (en
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李全民
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李全民
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Abstract

A kind of prefabricated concrete box culvert, comprise that level is laid on ground grooved base, middle part, upper surface in grooved base vertical plates on both sides is respectively equipped with a boss along the length direction of grooved base, be embedded with at the end face of boss the long hex nut that several vertically arrange along land length direction interval, be arranged with a rubber seal in the bottom outside of boss, above grooved base vertical plates on both sides, be vertically provided with respectively a wallboard, upper at wallboard, the middle part of lower surface is respectively equipped with a groove along the length direction of wallboard, middle part, bottom surface at groove is embedded with along the position of the corresponding each long hex nut of length direction of groove the steel bushing that several vertically arrange, reasonable in design of the present invention, transport and easy for installation, adopt the tabular member assembling of four large stretch of precast concretes, flat member transport, lifting is convenient, batch production is produced, concrete strength is high, quality controllable, integrated cost is low, short construction period, Functionality, quality and appealing design, the scope of application is wide, economic environmental protection.

Description

A kind of prefabricated concrete box culvert
Technical field:
The present invention relates to a kind of prefabricated concrete box culvert.
Background technology:
The installation of conventional concrete box culvert is general or adopt the mode of cast in situs, or in factoryAdopt centrifugal or vibrate to water and build up an entirety and be transported to job site. These two kinds of methods all exist very largeFoot: cast in situs box culvert long construction period, labour intensity is large, efficiency is low, affected by weather, field conditionGreatly, surrounding environment is produced to huge pollution, construction quality also unstable, cost is high; Batch production is producedEntirety box culvert, is confined to transport, lifting difficulty, especially large-scale box culvert, production equipment and hanging deviceDrop into hugely, and the box culvert difficulty of super large-scale has production equipment also cannot manufacture.
Summary of the invention:
The present invention, in order to make up the deficiencies in the prior art, provides a kind of prefabricated concrete box culvert, itReasonable in design, manufactures simple, transport and easy for installation, adopts the tabular member of four large stretch of precast concretesAssembling, conveniently, batch production is produced for flat member transport, lifting, and concrete strength is high, quality controllable, combinesSynthetic basis is low, has shortened the duration of site operation, can not cause the pollution of surrounding environment, adjacent tabular componentBetween adopt rubber seal and mechanical connection, produce and mounting process simple, equipment investment is few, efficiency is high,Mechanical connection, accurately and reliably, owing to adopting fabricated construction, the specification of box culvert can be fabricated onto super largeSize, is no longer limited to the external conditions such as manufacture and transport, has solved problems of the prior art.
The present invention for solving the problems of the technologies described above adopted technical scheme is:
A kind of prefabricated concrete box culvert, comprises that level is laid on ground grooved base, at groovedThe upper surface middle part of base vertical plates on both sides is respectively equipped with a boss along the length direction of grooved base, at bossEnd face is embedded with several long hex nuts vertically arranging along land length direction interval, in the bottom of bossOutside is arranged with a rubber seal, is vertically provided with respectively a wallboard above grooved base vertical plates on both sides,Middle part on the upper and lower surface of wallboard is respectively equipped with a groove along the length direction of wallboard, in the bottom surface of grooveMiddle part is embedded with along the position of the corresponding each long hex nut of length direction of groove the steel that several vertically arrangeCover, is respectively equipped with a semicircle long recess, the groove of wallboard lower surface and groove in the surfaces of wall of each steel bushing one sideBoss on type base riser coordinates pegs graft, and in the each steel bushing cooperatively interacting and each long hex nut, is provided withHigh-strength bolt is provided with an inverted U-shaped top cover, under the vertical plates on both sides of inverted U-shaped top cover above the wallboard of both sidesEnd face middle part is respectively equipped with a boss matching with wallboard upper groove along the length direction of inverted U-shaped top cover,The end face of boss is embedded with several along the position of each steel bushing in the corresponding wallboard top groove of land length directionThe long hex nut vertically arranging, is arranged with a rubber seal in the bottom outside of boss, wallboard upper surfaceGroove coordinate grafting with the boss on inverted U-shaped top cover riser, in the each steel bushing cooperatively interacting and each long hexagonalHigh-strength bolt is installed in nut.
Be embedded with at the end face of each boss the steel pin borehole jack that several vertically arrange along land length direction interval,Bottom surface at each groove is embedded with some along the position of each steel pin borehole jack on the corresponding each boss of groove length directionIndividual steel pin borehole jack is separately installed with location steel pin in the two steel pin borehole jacks that respectively cooperatively interact.
If the upper and lower at both sides wallboard medial surface is embedded with along the length direction horizontal interval of wallboard respectivelyDry the short hex nut being oppositely arranged.
The top board of described inverted U-shaped top cover is dome-shaped top board.
The bonding crack phase of one cant board of described grooved base and the bonding crack of wallboard and opposite side riser and wallboardTo being crisscross arranged.
Vertically be embedded with respectively clamp nut is vertically installed at the inner chamber angle place of inverted U-shaped top cover and grooved basePre-buried can, in inverted U-shaped top cover and grooved base both sides pre-buried can opposing upper and lower, erect by boltDirectly be fixed with column, the column upper and lower two ends relative in the left and right sides are horizontally installed with respectively crossbeam.
In the inner side of both sides wallboard, between inverted U-shaped top cover and grooved base, be provided with support important actor.
Be brushed with an adhesive-layer at the plug surface of each boss and groove and the painting of the outer surface of each rubber seal.
The sheathed bottom surface that is connected with of outer surface at each long hex nut, steel bushing and steel pin borehole jack is provided with severalThe pre-embedded steel slab of hook.
At the sheathed pre-embedded steel slab that is connected with bottom surface and is provided with several hooks of the outer surface of each short hex nut.
The present invention adopts such scheme, and reasonable in design is manufactured simple, transport and easy for installation, adopts fourThe tabular member assembling of large stretch of precast concrete, conveniently, batch production is produced, coagulation for flat member transport, liftingSoil intensity is high, quality controllable, and integrated cost is low, has shortened the duration of site operation, can not cause ring aroundThe pollution in border, adopts rubber seal and mechanical connection between adjacent tabular component, production and mounting process are simple,Equipment investment is few, and efficiency is high, mechanical connection, accurately and reliably, owing to adopting fabricated construction, the rule of box culvertLattice size can be fabricated onto oversize, is no longer limited to the external conditions such as manufacture and transport, is especially applicable to largeTwo-way or the multidirectional current culvert of the automobile of specification or track traffic, also can be used as the underground edge of street culvert and subwayThe floor space of market, line corridor, garage, basement etc., integrated cost of the present invention is low, short construction period,Functionality, quality and appealing design, wide, the economic environmental protection of the scope of application.
Brief description of the drawings:
Fig. 1 is sectional structure schematic diagram of the present invention.
Fig. 2 is that part sectional structure schematic diagram is looked on the inner right side of the present invention.
Fig. 3 is the structure for amplifying schematic diagram of A portion in Fig. 1.
In figure, 1, grooved base, 2, boss, 3, long hex nut, 4, rubber seal, 5, wallboard,6, groove, 7, steel bushing, 8, semicircle long recess, 9, high-strength bolt, 10, inverted U-shaped top cover, 11, steelPin-and-hole cover, 12, location steel pin, 13, short hex nut, 14, clamp nut, 15, pre-buried can, 16,Column, 17, crossbeam, 18, support important actor, 19, hook, 20, pre-embedded steel slab.
Detailed description of the invention:
For clearly demonstrating the technical characterstic of this programme, below by detailed description of the invention, and in conjunction with its accompanying drawing,The present invention will be described in detail.
As Figure 1-3, a kind of prefabricated concrete box culvert, comprises that level is laid on ground grooveType base 1, establishes respectively along the length direction of grooved base 1 at the middle part, upper surface of grooved base 1 vertical plates on both sidesThere is a boss 2, be embedded with at the end face of boss 2 length that several vertically arrange along boss 2 length direction intervalsHex nut 3, is arranged with a rubber seal 4 in the bottom outside of boss 2, edge-on 1 liang of grooved baseThe top of plate is vertically provided with respectively a wallboard 5, at the middle part on the upper and lower surface of wallboard 5 along the length of wallboard 5Direction is respectively equipped with a groove 6, at the bottom surface middle part of groove 6 along the corresponding each length six of length direction of groove 6The position of angle nut 3 is embedded with several steel bushings 7 vertically arranging, on wallboard 5 surfaces of each steel bushing 7 one sidesBe respectively equipped with a semicircle long recess 8, the boss 2 on groove 6 and grooved base 1 riser of wallboard 5 lower surfacesCoordinate and peg graft, in the each steel bushing 7 cooperatively interacting and each long hex nut 3, high-strength bolt 9 is installed, twoThe top of framed side wallboard 5 is provided with an inverted U-shaped top cover 10, the middle part, lower surface of the vertical plates on both sides of inverted U-shaped top cover 10Be respectively equipped with a boss 2 matching with wallboard 5 upper grooves 6 along the length direction of inverted U-shaped top cover 10,The end face of boss 2 buries along the position of the interior each steel bushing 7 of corresponding wallboard 5 top groove 6 of boss 2 length directionsBe provided with the long hex nut 3 that several vertically arrange, be arranged with a rubber seal in the bottom outside of boss 24, the groove 6 of wallboard 5 upper surfaces coordinates grafting with the boss 2 on inverted U-shaped top cover 10 risers, mutuallyIn the each steel bushing 7 coordinating and each long hex nut 3, high-strength bolt 9 is installed.
Be embedded with at the end face of each boss 2 the steel pin hole that several vertically arrange along boss 2 length direction intervalsCover 11, in the bottom surface of each groove 6 along each steel pin borehole jack 11 on the corresponding each boss 2 of groove 6 length directionsPosition is embedded with several steel pin borehole jacks 11, and it is fixed in the two steel pin borehole jacks 11 that respectively cooperatively interact, to be separately installed withPosition steel pin 12. Can improve grooved base 1 and inverted U-shaped top cover 10 and both sides wallboard 5 by location steel pin 12Installation accuracy when installation, reduces installation difficulty, and accelerating construction progress ensures installation quality.
Upper and lower at both sides wallboard 5 medial surfaces is buried underground along the length direction horizontal interval of wallboard 5 respectivelyThe short hex nut 13 that has several to be oppositely arranged. When installing, both sides wallboard 5 is convenient to pass through spiral shell 5 of wallboardsWhen bolt installation temporary support is installed to improve inverted U-shaped top cover 10, the stability of both sides wallboard 5, can effectively protectThe card safety of installation and the quality requirement of installation.
The top board of described inverted U-shaped top cover 10 is dome-shaped top board. Dome-shaped top board not only can bear higher carryingLotus to be to improve the top intensity of box culvert, and can reserve enough for box culvert inside top installation ventilation shaftSpace.
The knot of one cant board of described grooved base 1 and the bonding crack of wallboard 5 and opposite side riser and wallboard 5Joint close is crisscross arranged relatively. The version that both sides are crisscross arranged relatively in conjunction with envelope can effectively reduce bonding crack pairThe impact of box culvert integral rigidity, can ensure in the time bearing transverse load the stability of box culvert entirety.
Vertically be embedded with respectively at the inner chamber angle place of inverted U-shaped top cover 10 and grooved base 1 be vertically provided with fasteningThe pre-buried can 15 of nut 14, in inverted U-shaped top cover 10 and grooved base 1 both sides embedded iron opposing upper and lowerIn box 15, is vertically fixed with column 16 by bolt, the column relative in the left and right sides distinguished at two ends Shang Xia 16Be horizontally installed with crossbeam 17. Two heel posts 16 and lower and upper cross-member 17 form an integral rigidity hog frame, make upLarge volume box culvert wallboard 5, inverted U-shaped top cover 10, grooved base 1 adopt small pieces fissure of displacement assembly structure to causeThe deficiency of box culvert integral rigidity loss, greatly strengthened the integral rigidity of box culvert, ensured what box culvert usedStability. This structure is mainly applicable to box culvert in large size, because the wallboard of box culvert in large size 5, inverted U-shaped top cover10, the base of falling grooved 1 generally resolves into the assembling of more than two small pieces fissure of displacement, and seam crossing structure is with wallboard 5 HesThe structure of base plate connection is identical. The version of fissure of displacement assembling can effectively reduce seam to box culvert entirety justThe impact of degree, can ensure in the time bearing horizontal or vertical load the stability of box culvert entirety.
In the inner side of both sides wallboard 5, between inverted U-shaped top cover 10 and grooved base 1, be provided with and support important actor 18.For underground pedestrian passageway and the market of large span, extension supporting important actor 18, can effectively improve walkway andThe integral rigidity in market, prevents from surprisingly caving in and causing people's Loss of Life and property.
The plug surface of each boss 2 and groove 6 and the outer surface of each rubber seal 4 be coated be brushed with one stickyGlue-line. The rubber seal 4 that painting is brushed with adhesive-layer can improve the impervious of boss 2 and groove 6 seam crossings greatlyLeak effect, effectively stop the box culvert internal moisture that the moisture penetration of box culvert outside causes to box culvert inside to be difficult for rowGo out, ground is wet and slippery.
The sheathed bottom surface that is connected with of outer surface at each long hex nut 3, steel bushing 7 and steel pin borehole jack 11 is provided withThe pre-embedded steel slab 20 of several hooks 19. Each long hex nut 3, steel bushing 7 and steel pin borehole jack 11 are by pre-Bury steel plate 20 and be arranged in concrete, increased itself and the concrete power of connection, make it in transit andStressed in field-mounted process can accidental.
The sheathed bottom surface that is connected with of outer surface at each short hex nut 13 is provided with the pre-buried of several hooks 19Steel plate 20. Each short hex nut 13 is arranged in concrete by pre-embedded steel slab 20, has increased itself and coagulationSoil connection power, make it in transit and stressed in field-mounted process can accidental.
When site operation, first grooved base 1 is lain in a horizontal plane in the geosyncline having excavated in advance, then by rubberGlue sealing ring 4 is enclosed within the bottom of boss 2, and in boss 2 outer surfaces and rubber seal 4 outer surface brushingsAdhesive-layer, is arranged on each location steel pin 12 in steel pin borehole jack 11, aims at each location steel pin 12 and insertsAt the both sides wallboard 5 of the interior brushing adhesive-layer of groove 6, and temporary support phase is installed between both sides wallboard 5To fixing both sides wallboard 5, each location steel pin 12 is arranged on to the steel pin hole in both sides wallboard 5 upper grooves 6In cover 11, then have the inverted U-shaped top cover 10 of adhesive-layer to aim at each location steel pin 12 boss 2 external coatings to detainEnter in both sides wallboard 5, now by each high-strength bolt 9 by semicircle long recess 8 through steel bushing 7 bolts hole withEach long hex nut 3 screw threads are tightened, and successively grooved base 1, wallboard 5 and inverted U-shaped top cover 10 are fastened onTogether, complete the integral installation of box culvert. The present invention adopts such scheme, reasonable in design, manufacture simply,Transport and easy for installation, integrated cost is low, short construction period, Functionality, quality and appealing design, wide, the economic environmental protection of the scope of application.
Above-mentioned detailed description of the invention can not be served as limiting the scope of the invention, for the artTechnical staff, any alternate modification that embodiment of the present invention is made or conversion all drop on the present inventionProtection domain in.
The present invention does not describe part in detail, is those skilled in the art of the present technique's known technology.

Claims (10)

1. a prefabricated concrete box culvert, is characterized in that: comprise that level is laid on ground grooveType base, is respectively equipped with one at the middle part, upper surface of grooved base vertical plates on both sides along the length direction of grooved baseBoss, is embedded with at the end face of boss the long hex nut that several vertically arrange along land length direction interval,Be arranged with a rubber seal in the bottom outside of boss, vertical respectively above grooved base vertical plates on both sidesBe provided with a wallboard, be respectively equipped with a groove at the middle part on the upper and lower surface of wallboard along the length direction of wallboard,Middle part, bottom surface at groove is embedded with several along the position of the corresponding each long hex nut of length direction of grooveThe steel bushing vertically arranging, is respectively equipped with a semicircle long recess, wallboard following table in the surfaces of wall of each steel bushing one sideThe groove of face coordinates grafting with the boss on grooved base riser, in the each steel bushing cooperatively interacting and each long hexagonalHigh-strength bolt is installed in nut, above the wallboard of both sides, is provided with an inverted U-shaped top cover, inverted U-shaped top coverThe middle part, lower surface of vertical plates on both sides is respectively equipped with one along the length direction of inverted U-shaped top cover and matches with wallboard upper grooveThe boss closing, the position at the end face of boss along each steel bushing in the corresponding wallboard top groove of land length directionBe embedded with the long hex nut that several vertically arrange, be arranged with a rubber seal in the bottom outside of boss,The groove of wallboard upper surface coordinates grafting, the each steel bushing cooperatively interacting with the boss on inverted U-shaped top cover riserWith in each long hex nut, high-strength bolt is installed.
2. the prefabricated concrete box culvert of one according to claim 1, is characterized in that: respectivelyThe end face of boss is embedded with several steel pin borehole jacks vertically arranging along land length direction interval, at each grooveBottom surface be embedded with several steel pin holes along the position of each steel pin borehole jack on the corresponding each boss of groove length directionCover is separately installed with location steel pin in the two steel pin borehole jacks that respectively cooperatively interact.
3. the prefabricated concrete box culvert of one according to claim 1 and 2, is characterized in that:Upper and lower at both sides wallboard medial surface is embedded with several along the length direction horizontal interval of wallboard respectivelyThe short hex nut being oppositely arranged.
4. the prefabricated concrete box culvert of one according to claim 1 and 2, is characterized in that:The top board of described inverted U-shaped top cover is dome-shaped top board.
5. the prefabricated concrete box culvert of one according to claim 1 and 2, is characterized in that:The relative friendship of bonding crack of one cant board of described grooved base and the bonding crack of wallboard and opposite side riser and wallboardWrong setting.
6. the prefabricated concrete box culvert of one according to claim 1 and 2, is characterized in that:Vertically be embedded with respectively at the inner chamber angle place of inverted U-shaped top cover and grooved base the pre-of clamp nut is vertically installedBury can, vertically solid by bolt in inverted U-shaped top cover and grooved base both sides pre-buried can opposing upper and lowerSurely have column, the upper and lower two ends of column relative in the left and right sides are horizontally installed with respectively crossbeam.
7. the prefabricated concrete box culvert of one according to claim 1 and 2, is characterized in that:In the inner side of both sides wallboard, between inverted U-shaped top cover and grooved base, be provided with support important actor.
8. the prefabricated concrete box culvert of one according to claim 1, is characterized in that: respectivelyThe plug surface of boss and groove and the outer surface of each rubber seal are coated with and are brushed with an adhesive-layer.
9. the prefabricated concrete box culvert of one according to claim 2, is characterized in that: respectivelyThe sheathed bottom surface that is connected with of outer surface of long hex nut, steel bushing and steel pin borehole jack is provided with the pre-of several hooksBury steel plate.
10. the prefabricated concrete box culvert of one according to claim 3, is characterized in that:The outer surface of each short hex nut is sheathed is connected with bottom surface and is provided with the pre-embedded steel slab of several hooks.
CN201510334685.8A 2015-06-16 2015-06-16 A kind of prefabricated concrete box culvert CN104912099B (en)

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CN104912099B true CN104912099B (en) 2016-05-18

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105908775A (en) * 2016-04-25 2016-08-31 安徽砼宇特构科技有限公司 Spliced pipe culvert
CN108518239A (en) * 2018-03-28 2018-09-11 国网江苏省电力有限公司经济技术研究院 A method of it is aerated using box culvert during constructing tunnel
CN108775024B (en) * 2018-05-07 2020-12-01 安徽砼宇特构科技有限公司 Convenient anchoring type prefabricated box culvert structure
CN110644306A (en) * 2019-10-18 2020-01-03 李嘉昊 Urban road crossroad design and construction optimization technical scheme

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US961908A (en) * 1910-02-16 1910-06-21 George W Storms Culvert-head.
US1363056A (en) * 1920-07-10 1920-12-21 Sam A Scolaro Culvert
CN101205724B (en) * 2006-12-19 2010-09-15 朴斗绪 Prefabricated concrete box culvert using grouting method and bidirectional anchoring system as well as mounting structure and method thereof
CN202390859U (en) * 2011-09-30 2012-08-22 江苏江扬建材机械有限公司 Prefabricated reinforced concrete box culvert
CN204753629U (en) * 2015-06-16 2015-11-11 李全民 Assembled precast concrete box culvert

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Effective date of registration: 20200420

Address after: 211100 No. 7, Ying Cui Road, Jiangning economic and Technological Development Zone, Nanjing, Jiangsu

Patentee after: NANJING JUTONG CONSTRUCTION INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd.

Address before: Xianlin villa garden Qixia District Nanjing Yanming Yannan 210000 cities in Jiangsu province 9-201

Patentee before: Li Quanmin

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