CN104912099A - Fabricated precast concrete box culvert - Google Patents
Fabricated precast concrete box culvert Download PDFInfo
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- CN104912099A CN104912099A CN201510334685.8A CN201510334685A CN104912099A CN 104912099 A CN104912099 A CN 104912099A CN 201510334685 A CN201510334685 A CN 201510334685A CN 104912099 A CN104912099 A CN 104912099A
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- wallboard
- box culvert
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Abstract
The invention relates to a fabricated precast concrete box culvert. The fabricated precast concrete box culvert comprises a groove-type base paved on the ground horizontally. Bosses are arranged at the middle portions of the upper end faces of stand plates arranged at the two sides of the groove-type base in the length direction of the groove-type base respectively. Multiple long hexagon nuts which are arranged vertically are embedded on the end faces of the bosses in the length direction of the bosses at intervals. Rubber sealing rings are arranged at the outer sides of the bottoms of the bosses in a sleeving mode. Wallboards are vertically arranged above the stand plates arranged at the two sides of the groove-type base. Grooves are formed in the middle portions of the upper surfaces and the lower surfaces of the wallboards in the length direction of the wallboards respectively. Multiple steel jackets which are arranged vertically are arranged at the position, corresponding to the position of each long hexagon nut, of the middle portions of the bottom faces of the grooves in the length direction of the grooves. According to the fabricated precast concrete box culvert, the structure and design are reasonable, the transportation and installation are convenient, four precast concrete plate-shaped components are adopted for assembling, the transportation and installation for the plate-shaped components are convenient, industrialized production is adopted, the concrete strength is high, the quality can be controlled, the composite cost is low, the construction period is short, the quality is good, the application range is wide, and the advantages of being economical and environmental-friendly are possessed.
Description
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 adopts centrifugal in factory or vibrate to water and build up an entirety and be transported to job site.All there is very large deficiency in these two kinds of methods: the cast in situs box culvert construct cycle is long, labour intensity is large, efficiency is low, and affect greatly by weather, field condition, produce huge pollution, construction quality to surrounding environment also unstable, cost is high; The overall box culvert of factorial praluction, be confined to transport, lifting difficulty, especially large-scale box culvert, production equipment and hanging device drop into huge, and the box culvert difficulty of super large-scale has production equipment also cannot manufacture.
Summary of the invention:
The present invention is in order to make up the deficiencies in the prior art, provide a kind of prefabricated concrete box culvert, its reasonable in design, manufacture simple, transport and easy for installation, adopt four large stretch of precast concrete tabular component installaiton, flat member transports, lifting is convenient, factorial praluction, concrete strength is high, quality controllable, integrated cost is low, shorten the duration of site operation, the pollution of surrounding environment can not be caused, rubber seal and mechanical connection is adopted between adjacent tabular component, 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 oversize, no longer be limited to the external conditions such as manufacture and transport, solve 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, comprise level and be laid on ground grooved base, a boss is respectively equipped with along the length direction of grooved base in the middle part of the upper surface of grooved base vertical plates on both sides, several long hex nuts vertically arranged are embedded with along interval, land length direction at the end face of boss, a rubber seal is arranged with in the bottom outside of boss, a wallboard is vertically provided with respectively above grooved base vertical plates on both sides, upper at wallboard, the middle part of soffit is respectively equipped with a groove along the length direction of wallboard, several steel bushings vertically arranged are embedded with along the position of the corresponding each long hex nut of the length direction of groove in the middle part of the bottom surface of groove, a semicircle long recess is respectively equipped with in the surfaces of wall of each steel bushing side, the groove of wallboard soffit coordinates grafting with the boss in grooved base vertical plate, in each steel bushing cooperatively interacted and each long hex nut, high-strength bolt is installed, an inverted U-shaped top cover is provided with above the wallboard of both sides, a boss matched with wallboard upper groove is respectively equipped with along the length direction of inverted U-shaped top cover in the middle part of the lower surface of the vertical plates on both sides of inverted U-shaped top cover, several long hex nuts vertically arranged are embedded with along the position of each steel bushing in the corresponding panel tops groove in land length direction at the end face of boss, a rubber seal is arranged with in the bottom outside of boss, the groove of wallboard upper surface coordinates grafting with the boss on inverted U-shaped top cover riser, in each steel bushing cooperatively interacted and each long hex nut, high-strength bolt is installed.
Several steel pin borehole jacks vertically arranged are embedded with along interval, land length direction at the end face of each boss, be embedded with several steel pin borehole jacks in the bottom surface of each groove along the position of each steel pin borehole jack on the corresponding each boss in groove length direction, in the two steel pin borehole jacks respectively cooperatively interacted, be separately installed with location steel pin.
Several short hex nuts be oppositely arranged are embedded with along the length direction horizontal interval of wallboard respectively in the upper and lower of both sides wallboard medial surface.
The top board of described inverted U-shaped top cover is dome-shaped top board.
The bonding crack staggered relative of one cant board of described grooved base and the bonding crack of wallboard and opposite side riser and wallboard is arranged.
The pre-buried can being vertically provided with clamp nut is vertically embedded with respectively at the inner chamber angle place of inverted U-shaped top cover and grooved base, in inverted U-shaped top cover and grooved base both sides pre-buried can opposing upper and lower, be vertically fixed with column by bolt, the upper and lower two ends of the column relative in the left and right sides are horizontally installed with crossbeam respectively.
In the inner side of both sides wallboard, between inverted U-shaped top cover and grooved base, be provided with support important actor.
Be coated with at the plug surface of each boss and groove and the outer surface of each rubber seal and be brushed with an adhesive-layer.
Be connected with the pre-embedded steel slab that bottom surface is provided with several hooks the outer surface of each long hex nut, steel bushing and steel pin borehole jack is sheathed.
Be connected with the pre-embedded steel slab that bottom surface is provided with several hooks the outer surface of each short hex nut is sheathed.
The present invention adopts such scheme, reasonable in design, manufacture simple, transport and easy for installation, adopt four large stretch of precast concrete tabular component installaiton, flat member transports, lifting is convenient, factorial praluction, concrete strength is high, quality controllable, integrated cost is low, shorten the duration of site operation, the pollution of surrounding environment can not be caused, rubber seal and mechanical connection is adopted between adjacent tabular component, 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 oversize, no longer be limited to the external conditions such as manufacture and transport, especially automobile or the two-way or multidirectional current culvert of track traffic of large gauge is applicable to, also can be used as street culvert and subway underground market, corridor along the line, garage, the floor space of basement etc., integrated cost of the present invention is low, short construction period, Functionality, quality and appealing design, the scope of application is wide, economic environmental protection.
Accompanying drawing illustrates:
Fig. 1 is sectional structure schematic diagram of the present invention.
Fig. 2 is that partial cross structural representation is looked on the inner right side of the present invention.
Fig. 3 is the structure for amplifying schematic diagram in 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, steel pin borehole jack, 12, steel pin is located, 13, short hex nut, 14, clamp nut, 15, pre-buried can, 16, column, 17, crossbeam, 18, important actor is supported, 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, comprise level and be laid on ground grooved base 1, a boss 2 is respectively equipped with along the length direction of grooved base 1 in the middle part of the upper surface of grooved base 1 vertical plates on both sides, several long hex nuts 3 vertically arranged are embedded with along boss 2 length direction interval at the end face of boss 2, a rubber seal 4 is arranged with in the bottom outside of boss 2, a wallboard 5 is vertically provided with respectively above grooved base 1 vertical plates on both sides, upper at wallboard 5, the middle part of soffit is respectively equipped with a groove 6 along the length direction of wallboard 5, several steel bushings 7 vertically arranged are embedded with along the position of the corresponding each long hex nut 3 of the length direction of groove 6 in the middle part of the bottom surface of groove 6, a semicircle long recess 8 is respectively equipped with on wallboard 5 surface of each steel bushing 7 side, the groove 6 of wallboard 5 soffit coordinates grafting with the boss 2 on grooved base 1 riser, in each steel bushing 7 cooperatively interacted and each long hex nut 3, high-strength bolt 9 is installed, an inverted U-shaped top cover 10 is provided with above both sides wallboard 5, a boss 2 matched with wallboard 5 upper groove 6 is respectively equipped with along the length direction of inverted U-shaped top cover 10 in the middle part of the lower surface of the vertical plates on both sides of inverted U-shaped top cover 10, several long hex nuts 3 vertically arranged are embedded with along the position of each steel bushing 7 in corresponding wallboard 5 top groove 6 of boss 2 length direction at the end face of boss 2, a rubber seal 4 is arranged with in the bottom outside of boss 2, the groove 6 of wallboard 5 upper surface coordinates grafting with the boss 2 on inverted U-shaped top cover 10 riser, in each steel bushing 7 cooperatively interacted and each long hex nut 3, high-strength bolt 9 is installed.
Several steel pin borehole jacks 11 vertically arranged are embedded with along boss 2 length direction interval at the end face of each boss 2, be embedded with several steel pin borehole jacks 11 in the bottom surface of each groove 6 along the position of each steel pin borehole jack 11 on the corresponding each boss 2 of groove 6 length direction, in the two steel pin borehole jacks 11 respectively cooperatively interacted, be separately installed with location steel pin 12.Installation accuracy when grooved base 1 and inverted U-shaped top cover 10 and both sides wallboard 5 are installed can be improved by location steel pin 12, reduce installation difficulty, accelerating construction progress, ensure installation quality.
Several short hex nuts 13 be oppositely arranged are embedded with along the length direction horizontal interval of wallboard 5 respectively in the upper and lower of both sides wallboard 5 medial surface.Be convenient to when both sides wallboard 5 is installed temporary support is installed to improve the stability of both sides wallboard 5 when inverted U-shaped top cover 10 is installed by bolt between wallboard 5, effectively can ensure the 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 load to improve the top intensity of box culvert, and can reserve enough spaces for box culvert inside top installation ventilating duct.
The bonding crack staggered relative of one cant board of described grooved base 1 and the bonding crack of wallboard 5 and opposite side riser and wallboard 5 is arranged.The form of structure that both sides combine the setting of envelope staggered relative effectively can reduce the impact of bonding crack on box culvert integral rigidity, can ensure when bearing transverse load, the stability of box culvert entirety.
The pre-buried can 15 being vertically provided with clamp nut 14 is vertically embedded with respectively at the inner chamber angle place of inverted U-shaped top cover 10 and grooved base 1, in inverted U-shaped top cover 10 and grooved base 1 both sides pre-buried can 15 opposing upper and lower, be vertically fixed with column 16 by bolt, column about 16 two ends relative in the left and right sides are horizontally installed with crossbeam 17 respectively.Two heel posts 16 and lower and upper cross-member 17 form an integral rigidity hog frame, compensate for large volume box culvert wallboard 5, the deficiency of box culvert integral rigidity loss that inverted U-shaped top cover 10, grooved base 1 adopt small pieces fissure of displacement assembly structure to cause, greatly strengthen the integral rigidity of box culvert, ensure that the stability that box culvert uses.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 cover 10, the base of falling grooved 1 generally resolve into more than two pieces small pieces fissure of displacement assemblings, seam crossing structure is identical with the structure of base plate connection with wallboard 5.The form of structure of fissure of displacement assembling effectively can reduce the impact of seam on box culvert integral rigidity, can ensure when bearing transverse direction or vertical load, the stability of box culvert entirety.
In the inner side of both sides wallboard 5, be provided with between inverted U-shaped top cover 10 and grooved base 1 and support important actor 18.For underground pedestrian passageway and the market of large span, extension supporting important actor 18, effectively can improve the integral rigidity in walkway and market, prevents unexpected caving in from causing people's Loss of Life and property.
Be coated with at the plug surface of each boss 2 and groove 6 and the outer surface of each rubber seal 4 and be brushed with an adhesive-layer.Be coated with the anti-leakage effect that the rubber seal 4 being brushed with adhesive-layer can improve boss 2 and groove 6 seam crossing greatly, effectively stop that the moisture penetration of box culvert outside is not easily discharged to the inner box culvert internal moisture caused of box culvert, ground is wet and slippery.
Be connected with the pre-embedded steel slab 20 that bottom surface is provided with several hooks 19 the outer surface of each long hex nut 3, steel bushing 7 and steel pin borehole jack 11 is sheathed.Each long hex nut 3, steel bushing 7 and steel pin borehole jack 11 are arranged in concrete by pre-embedded steel slab 20, increase itself and concrete attachment force, make its in transit and stressed in field-mounted process can not accidental.
Be connected with the pre-embedded steel slab 20 that bottom surface is provided with several hooks 19 the outer surface of each short hex nut 13 is sheathed.Each short hex nut 13 is arranged in concrete by pre-embedded steel slab 20, increases itself and concrete attachment force, make its in transit and stressed in field-mounted process can not accidental.
During site operation, first grooved base 1 is lain in a horizontal plane in the geosyncline excavated in advance, then rubber seal 4 is enclosed within the bottom of boss 2, and at boss 2 external surface and rubber seal 4 external surface brushing adhesive-layer, each location steel pin 12 is arranged in steel pin borehole jack 11, aim at the both sides wallboard 5 that each location steel pin 12 inserts brushing adhesive-layer in groove 6, and temporary support is installed between both sides wallboard 5 relatively fixes both sides wallboard 5, each location steel pin 12 is arranged in the steel pin borehole jack 11 in both sides wallboard 5 upper grooves 6, being had by boss 2 external coating the inverted U-shaped top cover 10 of adhesive-layer to aim at each location steel pin 12 again buckles in both sides wallboard 5, now each high-strength bolt 9 is passed steel bushing 7 bolt hole and each long hex nut 3 screwed tight by semicircle long recess 8, successively by grooved base 1, wallboard 5 and inverted U-shaped top cover 10 tighten together, complete the integral installation of box culvert.The present invention adopts such scheme, reasonable in design, and manufacture simple, transport and easy for installation, integrated cost is low, wide, the economic environmental protection of short construction period, Functionality, quality and appealing design, the scope of application.
Above-mentioned detailed description of the invention can not as limiting the scope of the invention, and for those skilled in the art, any alternate modification make embodiment of the present invention or conversion all drop in protection scope of the present invention.
The present invention does not describe part in detail, is the known technology of those skilled in the art of the present technique.
Claims (10)
1. a prefabricated concrete box culvert, it is characterized in that: comprise level and be laid on ground grooved base, a boss is respectively equipped with along the length direction of grooved base in the middle part of the upper surface of grooved base vertical plates on both sides, several long hex nuts vertically arranged are embedded with along interval, land length direction at the end face of boss, a rubber seal is arranged with in the bottom outside of boss, a wallboard is vertically provided with respectively above grooved base vertical plates on both sides, upper at wallboard, the middle part of soffit is respectively equipped with a groove along the length direction of wallboard, several steel bushings vertically arranged are embedded with along the position of the corresponding each long hex nut of the length direction of groove in the middle part of the bottom surface of groove, a semicircle long recess is respectively equipped with in the surfaces of wall of each steel bushing side, the groove of wallboard soffit coordinates grafting with the boss in grooved base vertical plate, in each steel bushing cooperatively interacted and each long hex nut, high-strength bolt is installed, an inverted U-shaped top cover is provided with above the wallboard of both sides, a boss matched with wallboard upper groove is respectively equipped with along the length direction of inverted U-shaped top cover in the middle part of the lower surface of the vertical plates on both sides of inverted U-shaped top cover, several long hex nuts vertically arranged are embedded with along the position of each steel bushing in the corresponding panel tops groove in land length direction at the end face of boss, a rubber seal is arranged with in the bottom outside of boss, the groove of wallboard upper surface coordinates grafting with the boss on inverted U-shaped top cover riser, in each steel bushing cooperatively interacted and each long hex nut, high-strength bolt is installed.
2. the prefabricated concrete box culvert of one according to claim 1, it is characterized in that: be embedded with several steel pin borehole jacks vertically arranged at the end face of each boss along interval, land length direction, be embedded with several steel pin borehole jacks in the bottom surface of each groove along the position of each steel pin borehole jack on the corresponding each boss in groove length direction, in the two steel pin borehole jacks respectively cooperatively interacted, be separately installed with location steel pin.
3. the prefabricated concrete box culvert of one according to claim 1 and 2, is characterized in that: be embedded with several short hex nuts be oppositely arranged along the length direction horizontal interval of wallboard respectively in the upper and lower of both sides wallboard medial surface.
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 bonding crack staggered relative of a cant board of described grooved base and the bonding crack of wallboard and opposite side riser and wallboard is arranged.
6. the prefabricated concrete box culvert of one according to claim 1 and 2, it is characterized in that: be vertically embedded with at the inner chamber angle place of inverted U-shaped top cover and grooved base the pre-buried can being vertically provided with clamp nut respectively, in inverted U-shaped top cover and grooved base both sides pre-buried can opposing upper and lower, be vertically fixed with column by bolt, the upper and lower two ends of the column relative in the left and right sides are horizontally installed with crossbeam respectively.
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, is provided with support important actor between inverted U-shaped top cover and grooved base.
8. the prefabricated concrete box culvert of one according to claim 1, is characterized in that: be coated with at the plug surface of each boss and groove and the outer surface of each rubber seal and be brushed with an adhesive-layer.
9. the prefabricated concrete box culvert of one according to claim 2, is characterized in that: be connected with the pre-embedded steel slab that bottom surface is provided with several hooks the outer surface of each long hex nut, steel bushing and steel pin borehole jack is sheathed.
10. the prefabricated concrete box culvert of one according to claim 3, is characterized in that: be connected with the pre-embedded steel slab that bottom surface is provided with several hooks the outer surface of each short hex nut is sheathed.
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| CN201510334685.8A CN104912099B (en) | 2015-06-16 | 2015-06-16 | A kind of prefabricated concrete box culvert |
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| CN201510334685.8A CN104912099B (en) | 2015-06-16 | 2015-06-16 | A kind of prefabricated concrete box culvert |
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| CN104912099B CN104912099B (en) | 2016-05-18 |
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Cited By (8)
| 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 |
| CN106638337A (en) * | 2016-12-22 | 2017-05-10 | 中冶京诚工程技术有限公司 | Precast concrete culvert pipe, precast utility tunnel and maintenance method of utility tunnel |
| 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 |
| CN108775024A (en) * | 2018-05-07 | 2018-11-09 | 安徽砼宇特构科技有限公司 | It is a kind of to facilitate 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 |
| CN113585039A (en) * | 2021-09-22 | 2021-11-02 | 重庆交通大学 | Tortoise shell bionic arch structure and manufacturing method thereof |
| CN112049033B (en) * | 2020-07-27 | 2022-08-12 | 成龙建设集团有限公司 | Method for reinforcing municipal building highway door opening |
| CN115354592A (en) * | 2022-08-16 | 2022-11-18 | 中铁上海工程局集团有限公司 | Assembled culvert |
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Cited By (8)
| 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 |
| CN106638337A (en) * | 2016-12-22 | 2017-05-10 | 中冶京诚工程技术有限公司 | Precast concrete culvert pipe, precast utility tunnel and maintenance method of utility tunnel |
| 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 |
| CN108775024A (en) * | 2018-05-07 | 2018-11-09 | 安徽砼宇特构科技有限公司 | It is a kind of to facilitate 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 |
| CN112049033B (en) * | 2020-07-27 | 2022-08-12 | 成龙建设集团有限公司 | Method for reinforcing municipal building highway door opening |
| CN113585039A (en) * | 2021-09-22 | 2021-11-02 | 重庆交通大学 | Tortoise shell bionic arch structure and manufacturing method thereof |
| CN115354592A (en) * | 2022-08-16 | 2022-11-18 | 中铁上海工程局集团有限公司 | Assembled culvert |
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|---|---|
| CN104912099B (en) | 2016-05-18 |
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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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