CN214783362U - Waterproof structure of prefabricated box culvert and culvert structure - Google Patents
Waterproof structure of prefabricated box culvert and culvert structure Download PDFInfo
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- CN214783362U CN214783362U CN202120889035.0U CN202120889035U CN214783362U CN 214783362 U CN214783362 U CN 214783362U CN 202120889035 U CN202120889035 U CN 202120889035U CN 214783362 U CN214783362 U CN 214783362U
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Abstract
The application discloses waterproof construction and culvert structure are contained to prefabricated box, this waterproof construction is contained to prefabricated box includes: the culvert body seam comprises a first vertical part, an inclined part and a second vertical part which are sequentially connected from inside to outside, asphalt floc is arranged in the first vertical part and the second vertical part, and the inclined part is provided with a rubber sealing strip; cement mortar is filled at the lower end of the first vertical part; still including locating the waterproofing membrane in the box culvert outside, waterproofing membrane covers the upper end of the vertical portion of second. This application has reached and has carried out the multistage waterproof purpose of multilayer to the infringement of soaking in the effective waterproof culvert has been realized, the life of ensureing the structure and the technological effect of driving safety, and then solved the waterproof performance of box culvert among the correlation technique poor, influence the life and the interior traffic of hole of culvert, be unfavorable for safe current problem.
Description
Technical Field
The application relates to the technical field of culvert construction, in particular to a prefabricated box culvert waterproof structure and a culvert structure.
Background
The culvert waterproof treatment is an important component of culvert construction, the service life of the culvert is directly influenced by the quality of the waterproof, and the culvert waterproof treatment has direct influence on the appearance image, the structure safety, the traffic safety in the culvert, the stability of adjacent roadbeds and the driving safety. The concrete points are as follows:
1. the joints or the cracks are infiltrated to cause erosion of the culvert back or the base filler, local cavities are gradually formed, the roadbed is soaked by water, the bearing capacity is reduced, uneven settlement is aggravated, and the comfort and even the driving safety are affected.
2. The seams between culvert sections are seeped, and the damages of seam separation, disjointing, water seepage and sinking of foundation seams, culvert breakage and water drainage difficulty, pavement fracture and the like exist.
3. The longitudinal and transverse seams are subjected to water seepage, the appearance aberration is caused, personnel cannot pass through the transverse and transverse seams, the culvert back filler is possibly emptied by water, the roadbed sinks, the seams are soaked by water for a long time, the concrete strength is reduced, the longitudinal hinged part is cracked, the transverse seams are enlarged, and the hazards of overall cracking, disjointing and the like of culvert sections exist.
In the prior art, highway engineering culvert mostly adopts cast-in-place culvert basis, segment and prefabricated apron to assemble and form, in order to improve the culvert waterproof performance, adopts pitch fibre wool to pack in culvert body and apron concatenation seam department, and waterproofing membrane is laid to culvert back of the body department to play the water-proof effects of culvert. But along with the increase of live time, waterproofing membrane can have certain ageing, loses water-proof effects, in case there is water to soak, can accelerate to reduce the water-proof effects of inside pitch fibre crops to influence the life of culvert, influence the interior traffic of hole, be unfavorable for safe current.
Aiming at the problems that the service life of the culvert and traffic in the culvert are influenced and safe traffic is not facilitated due to poor waterproof performance of the box culvert in the related technology, an effective solution is not provided at present.
SUMMERY OF THE UTILITY MODEL
The main aim at of this application provides a prefabricated box culvert waterproof construction and culvert structure to the waterproof performance of box culvert is poor among the solution correlation technique, influences the life of culvert and the interior traffic of hole, is unfavorable for safe current problem.
In order to realize above-mentioned purpose, this application provides a waterproof construction is contained to prefabricated box, and this waterproof construction is contained to prefabricated box includes: the culvert body seam comprises a first vertical part, an inclined part and a second vertical part which are sequentially connected from inside to outside, asphalt floc is arranged in the first vertical part and the second vertical part, and the inclined part is provided with a rubber sealing strip; cement mortar is filled at the lower end of the first vertical part; still including locating the waterproofing membrane in the box culvert outside, waterproofing membrane covers the upper end of the vertical portion of second.
Furthermore, the width of the culvert body seam is 1.5-2.5 cm.
Further, the length of the first vertical part and the second vertical part is 15-18 cm.
Further, the width of the waterproof roll is 45-55cm, and the upper end of the first vertical part corresponds to the middle of the waterproof roll.
Furthermore, the filling depth of the asphalt bast fiber is 15-18 cm.
Furthermore, the filling depth of the cement mortar is 1.5-2.5cm, and the inner side surface of the cement mortar is flush with the inner surface of the box culvert.
Further, the rubber sealing strip is an O-type NBR synthetic rubber waterproof sealing strip with the diameter of 20 mm.
Further, the horizontal length of the inclined part is 8-12 cm.
According to another aspect of the present application, there is provided a culvert structure including: a plurality of box culverts that connect gradually, the one end that adjacent box culverts are close to each other is provided with the cyclic annular arch and the annular groove of interlock respectively to form and contain the body seam, contain the body seam and include: the asphalt insulation structure comprises a first vertical part, an inclined part and a second vertical part which are sequentially connected from inside to outside, wherein asphalt batting is arranged in the first vertical part and the second vertical part, and the inclined part is provided with a rubber sealing strip; cement mortar is filled at the lower end of the first vertical part; still including locating the waterproofing membrane in the box culvert outside, waterproofing membrane covers the upper end of the vertical portion of second.
Furthermore, the ends of the box culverts at the head and the tail of the box culverts facing outwards are both provided with flat opening ends.
In the embodiment of the application, by arranging the culvert body seam between the adjacent box culverts, the culvert body seam comprises a first vertical part, an inclined part and a second vertical part which are sequentially connected from inside to outside, asphalt batting is arranged in the first vertical part and the second vertical part, and the inclined part is provided with a rubber sealing strip; cement mortar is filled at the lower end of the first vertical part; still including locating the waterproofing membrane in the box culvert outside, waterproofing membrane covers the upper end of the vertical portion of second. The purpose of carrying out multistage waterproof of multilayer has been reached to the infringement of soaking in having realized effective waterproof culvert ensures the life of structure and driving safety's technological effect, and then has solved the waterproof performance of box culvert poor among the correlation technique, influences the life and the interior traffic of hole of culvert, is unfavorable for safe current problem.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:
FIG. 1 is a schematic structural diagram according to an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a box culvert according to an embodiment of the present application;
wherein, 1 vertical portion of second, 2 waterproofing membrane, 3 pitch fibre flocks, 4 inclinations, 5 rubber seal strip, 6 cement mortar, 7 first vertical portions, 8 boxculverts, 9 annular groove, 10 annular protrusion.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used.
In this application, the terms "upper", "lower", "inside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "disposed," "provided," "connected," "secured," and the like are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In addition, the term "plurality" shall mean two as well as more than two.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1, the embodiment of the application provides a prefabricated box culvert 8 waterproof structure, and this prefabricated box culvert 8 waterproof structure includes: the culvert body seam is positioned between the adjacent box culverts 8 and comprises a first vertical part 7, an inclined part 4 and a second vertical part 1 which are sequentially connected from inside to outside, asphalt bastose 3 is arranged in the first vertical part 7 and the second vertical part 1, and the inclined part 4 is provided with a rubber sealing strip 5; the lower end of the first vertical part 7 is filled with cement mortar 6; still including locating the waterproofing membrane 2 in the box culvert 8 outside, waterproofing membrane 2 covers in the upper end of the vertical portion 1 of second.
In this embodiment, box culvert 8 adopts prefabricated assembled culvert section, and the batch production is concentrated production, reducible labour, practice thrift construction machinery when accelerate the construction progress target, improved the efficiency of construction greatly to labour cost has been reduced. Compare with traditional perpendicular seam, waterproof construction in this application has changed the structure of culvert body seam, has set up the slope seam between two sections perpendicular seams, specifically is from interior to the vertical portion of the first vertical portion 7, slope 4 and the vertical portion of second 1 that communicate in proper order outward to change the infiltration route, can effectively realize the effect of blocking water. Be provided with pitch fibre of flax 3 and rubber sealing strip 5 in the culvert body seam, the rubber sealing strip 5 cover is established at rake 4, and rake 4 wholly is the toper setting, and pitch fibre of flax 3 is filled in first vertical portion 7 and the vertical portion 1 of second. The rubber sealing strip 5 positioned on the inclined part 4 can properly contract and expand along with the external environment, and certain deformation sealing and waterproof effects are realized, so that the adverse effect of various stresses on the top of the tunnel is overcome, and meanwhile, the waterproof effect is realized. It may also be a water-swellable seal. The inside seam crossing of culvert body adopts cement mortar 6 to smear and fill, fills cement mortar 6 at first vertical inboard promptly, when improving the culvert outward appearance, reaches the waterproof effect of culvert. And the waterproof coiled material 2 is used as a waterproof structure outside the culvert.
This application has reached and has carried out the multistage waterproof purpose of multilayer to the infringement of soaking in the effective waterproof culvert has been realized, the life of ensureing the structure and the technological effect of driving safety, and then solved among the correlation technique box culvert 8 waterproof performance poor, influence the life and the interior traffic of hole of culvert, be unfavorable for safe current problem.
As shown in figure 1, the width of the culvert body seam is 1.5-2.5 cm. The length of the first upright portion 7 and the second upright portion 1 is 15-18 cm. The width of the waterproof roll 2 is 45-55cm, and the upper end of the first vertical portion 7 corresponds to the middle of the waterproof roll 2. The filling depth of the asphalt bast fiber 3 is 15-18 cm. The filling depth of the cement mortar 6 is 1.5-2.5cm, and the inner side surface of the cement mortar 6 is flush with the inner surface of the box culvert 8. The rubber sealing strip 5 is an O-shaped NBR synthetic rubber waterproof sealing strip with the diameter of 20 mm. The horizontal length of the inclined part 4 is 8-12 cm.
As shown in fig. 1 to 2, according to another aspect of the present application, there is provided a culvert structure including: a plurality of box culverts 8 that connect gradually, the one end that adjacent box culverts 8 are close to each other are provided with the cyclic annular arch 10 and the annular groove 9 of interlock respectively to form the culvert body seam, the culvert body seam includes: the asphalt batting device comprises a first vertical part 7, an inclined part 4 and a second vertical part 1 which are sequentially connected from inside to outside, wherein asphalt batting 3 is arranged in the first vertical part 7 and the second vertical part 1, and a rubber sealing strip 5 is arranged on the inclined part 4; the lower end of the first vertical part 7 is filled with cement mortar 6; still including locating the waterproofing membrane 2 in the box culvert 8 outside, waterproofing membrane 2 covers in the upper end of the vertical portion 1 of second.
Furthermore, the box culverts 8 at the head and tail ends are provided with flat mouth ends at the ends facing outwards.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. The utility model provides a waterproof structure is contained to prefabricated box which characterized in that includes: the culvert body seam comprises a first vertical part, an inclined part and a second vertical part which are sequentially connected from inside to outside, asphalt floc is arranged in the first vertical part and the second vertical part, and the inclined part is provided with a rubber sealing strip; cement mortar is filled at the lower end of the first vertical part;
still including locating the waterproofing membrane in the box culvert outside, waterproofing membrane covers the upper end of the vertical portion of second.
2. The precast box culvert waterproof structure of claim 1, wherein the width of the culvert body seam is 1.5-2.5 cm.
3. The precast box culvert waterproofing structure of claim 1, wherein the length of the first vertical portion and the second vertical portion is 15-18 cm.
4. The precast box culvert waterproof structure of claim 1, wherein the width of the waterproof roll is 45-55cm, and the upper end of the first vertical portion corresponds to the middle of the waterproof roll.
5. The precast box culvert waterproofing structure of claim 1, wherein the asphalt batting has a filling depth of 15-18 cm.
6. The precast box culvert waterproof structure of claim 1, wherein the filling depth of the cement mortar is 1.5-2.5cm, and the inner side surface of the cement mortar is flush with the inner surface of the box culvert.
7. The prefabricated box culvert waterproofing structure according to claim 1, wherein said rubber sealing strip is an O-type NBR synthetic rubber waterproofing sealing strip having a diameter of 20 mm.
8. The precast culvert waterproofing structure of claim 1, wherein the horizontal length of the inclined portion is 8-12 cm.
9. A culvert structure, comprising: a plurality of box culverts that connect gradually, the one end that adjacent box culverts are close to each other is provided with the cyclic annular arch and the annular groove of interlock respectively to form and contain the body seam, contain the body seam and include:
the asphalt insulation structure comprises a first vertical part, an inclined part and a second vertical part which are sequentially connected from inside to outside, wherein asphalt batting is arranged in the first vertical part and the second vertical part, and the inclined part is provided with a rubber sealing strip; cement mortar is filled at the lower end of the first vertical part;
still including locating the waterproofing membrane in the box culvert outside, waterproofing membrane covers the upper end of the vertical portion of second.
10. The culvert structure of claim 9, wherein the ends of the culvert facing outwards at the fore and aft ends are both provided with flat ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120889035.0U CN214783362U (en) | 2021-04-27 | 2021-04-27 | Waterproof structure of prefabricated box culvert and culvert structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120889035.0U CN214783362U (en) | 2021-04-27 | 2021-04-27 | Waterproof structure of prefabricated box culvert and culvert structure |
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| CN214783362U true CN214783362U (en) | 2021-11-19 |
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| CN202120889035.0U Active CN214783362U (en) | 2021-04-27 | 2021-04-27 | Waterproof structure of prefabricated box culvert and culvert structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115125880A (en) * | 2022-06-25 | 2022-09-30 | 广东冠铭建设工程有限公司 | Adjustable storage ecological drainage box culvert and construction method thereof |
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2021
- 2021-04-27 CN CN202120889035.0U patent/CN214783362U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115125880A (en) * | 2022-06-25 | 2022-09-30 | 广东冠铭建设工程有限公司 | Adjustable storage ecological drainage box culvert and construction method thereof |
| CN115125880B (en) * | 2022-06-25 | 2024-04-12 | 广东冠铭建设工程有限公司 | Adjustable storage ecological drainage box culvert and construction method thereof |
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