CN113832879A - Reinforced section steel corrugated plate box culvert structure and construction method - Google Patents
Reinforced section steel corrugated plate box culvert structure and construction method Download PDFInfo
- Publication number
- CN113832879A CN113832879A CN202111317446.3A CN202111317446A CN113832879A CN 113832879 A CN113832879 A CN 113832879A CN 202111317446 A CN202111317446 A CN 202111317446A CN 113832879 A CN113832879 A CN 113832879A
- Authority
- CN
- China
- Prior art keywords
- box culvert
- culvert pipe
- corrugated plates
- pipe
- flanges
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F5/00—Draining the sub-base, i.e. subgrade or ground-work, e.g. embankment of roads or of the ballastway of railways or draining-off road surface or ballastway drainage by trenches, culverts, or conduits or other specially adapted means
- E01F5/005—Culverts ; Head-structures for culverts, or for drainage-conduit outlets in slopes
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Sewage (AREA)
Abstract
The invention relates to the technical field of steel corrugated pipe culverts, and provides a box culvert pipe joint which comprises a plurality of corrugated plates, wherein the plurality of corrugated plates are sequentially connected to form a pipe body, the length direction of the pipe body is the axial direction of the pipe body, and the corrugated plates are cambered corrugated plates; the first connecting assembly is arranged at the connecting position of the adjacent corrugated plates; the first connecting assembly comprises at least two transverse flanges, the length direction of the transverse flanges is the same as that of the pipe body, and the cross section of each transverse flange is of a broken line type structure; the first waterproof piece is positioned between the adjacent transverse flanges; the rib plates are arranged on one transverse flange and connected with the corrugated plates, and the number of the rib plates is multiple; the problem of traditional cross-section form and connected mode can't satisfy and drive into pipeline inside with transport vechicle etc. and carry out the operation is solved.
Description
Technical Field
The invention relates to the technical field of steel corrugated pipes and culverts, in particular to a reinforced steel corrugated plate box culvert structure and a construction method.
Background
The metal steel corrugated pipe culvert is also called a corrugated pipe culvert, and refers to corrugated pipes for culverts laid below roads and railways, steel corrugated pipes, and the cross section of the steel corrugated pipe culvert is generally circular, arched, horseshoe-shaped and the like, and most of the steel corrugated pipes adopt an arc-shaped plate splicing structure; above-mentioned corrugated steel pipe utilizes the common atress's of pipe-soil principle when the structure atress, guarantees corrugated steel pipe overall structure's intensity, and the corrugated pipe of circular, arch, shape of a hoof occupies a large amount of spaces, and then has increased the excavation volume of earthwork, in some special environment now, if need drive operation car, transport vechicle into pipeline inside when carrying out the operation, traditional cross-section form and connected mode can't satisfy the requirement.
Disclosure of Invention
The invention provides a reinforced section steel corrugated plate box culvert structure and a construction method, and solves the problem that the traditional section form and connection mode cannot meet the requirement of driving transport vehicles and the like into pipelines for operation.
The technical scheme of the invention is as follows:
a box culvert pipe joint comprises
The corrugated plates are sequentially connected to form a pipe body, the length direction of the pipe body is the axial direction of the pipe body, and the corrugated plates are cambered corrugated plates; and
the first connecting assembly is arranged at the connecting position of the adjacent corrugated plates; the first connecting component comprises
The length direction of the at least two transverse flanges is the same as that of the pipe body, and the cross section of each transverse flange is of a broken line type structure;
the first waterproof piece is positioned between the adjacent transverse flanges; and
the rib plates are arranged on one transverse flange and connected with the corrugated plates, and the plurality of rib plates are arranged.
Further, be provided with the bolt hole on horizontal flange and the first waterproof piece, horizontal flange reaches first waterproof piece pass through fixing bolt with the buckled plate is connected.
Furthermore, be provided with the adhesive tape on the first waterproof piece, the adhesive tape is followed the length direction setting of horizontal flange, the adhesive tape is located first waterproof piece with between the horizontal flange, just the adhesive tape is located the bolt hole outside, the adhesive tape meets water inflation.
The box culvert structure comprises
The box culvert pipe joints are sequentially connected in the axial direction and are provided with flanges, and the flanges and the corrugated plates are integrally formed; and
and the second connecting assembly is arranged at the joint of the adjacent box culvert pipe joints and is used for connecting the adjacent flanges.
Further, the second connecting assembly comprises
An insert having
The inserting part is inserted between two adjacent flanges; and
the blocking part is connected with the inserting part and is positioned on the outer side of the box culvert pipe joint; and
the kit is provided with
The sleeving part is clamped and clamped at the inserting part and the outer side of the flanging; and
and the supporting part is connected with the sleeving part and is positioned on the inner side of the box culvert pipe joint.
Further, the second connecting assembly further comprises
A sealing element arranged between the flange and the plug-in and the sleeve, the sealing element comprising
The connecting part is positioned at the connecting position of the sleeve, the flanging and the plug-in; and
the sealing layer is arranged on the connecting part and is provided with a plurality of sealing layers, part of the sealing layer is positioned between the flanging and the plug-in component, and part of the sealing layer is positioned between the flanging and the sleeve component.
Further, the connecting portion has a first hollow cavity, the sealing layer has a second hollow cavity, the second hollow cavity is located keep off the portion with the hookup location department of portion of inserting.
Furthermore, the flanging, the inserting part, the sleeving part and the sealing layer are all provided with connecting holes, and the locking part penetrates through the connecting holes to connect the plug-in unit, the sleeve and the two adjacent flanging.
A construction method is characterized by comprising the following steps:
s1, constructing a foundation mat layer:
(a) constructing a subbase layer, and excavating a foundation;
(b) constructing a sand cushion layer, wherein the materials are crushed rock or gravel and are tamped by equipment, and the diameters of the crushed rock and the gravel are not more than 10 cm;
s2, mounting box culvert pipe joints;
s3, backfilling box culvert pipe joints: constructing a pipe side backfill region and a special tamping region, wherein layered filling and layered compaction are carried out during filling, the filling must be synchronously and symmetrically carried out on two sides of a pipe culvert, the cross section of the special tamping region is in an inverted trapezoid shape, the pipe side backfill region is arranged on the outer side of the special tamping region, and graded broken stones with the maximum grain diameter not more than 3cm are adopted in the special tamping region;
and S4, completing backfilling, wherein the height of the specially-compacted region is greater than that of the box culvert pipe joint, and the height of the pipe side backfilling region is greater than that of the specially-compacted region.
Further, the step S2 of installing the box culvert pipe joints comprises the following steps
(a) Before installation, accurately discharging the axis of the box culvert pipe joint and the positions of a water inlet and a water outlet;
(b) during installation, a circle of box culvert pipe joints are installed firstly, and then longitudinal connection is carried out;
(b1) when the first ring of box culvert pipe joints are installed, the steel corrugated plates positioned at the bottom are installed firstly;
(b2) then respectively upwards splicing, mounting the left and right steel corrugated plates through a first connecting assembly, and fastening by using high-strength bolts;
(b3) installing a steel corrugated plate at the top;
(b4) when the second ring of box culvert pipe joints are installed, the first waterproof layer is arranged to be close to the first reinforcing plate;
(b5) arranging a first reinforcing plate between the two bottom steel corrugated plates and tightly attaching to the flanges of the steel corrugated plates;
(b6) arranging a second waterproof layer close to the inner wall of the flange of the steel corrugated plate at the bottom;
(b7) arranging a second reinforcing plate close to the second waterproof layer, and fixing the second reinforcing plate, the second waterproof layer, the two bottom steel corrugated plates, the first waterproof layer and the first reinforcing plate by using locking pieces through connecting holes;
(c) correcting the shape and position of the box culvert pipe joint every 5 m;
(d) after the box culvert pipe joints are completely assembled, sealing all steel plate abutted seams on the inner side of the pipe body by adopting sealant to prevent leakage;
(e) and an asphalt layer is sprayed on the inner pipe wall and the outer pipe wall of the pipe joint of the box culvert, so that the corrosion resistance is enhanced.
The working principle and the beneficial effects of the invention are as follows:
(1) the cross section of the pipeline is a box culvert pipe section which is close to a rectangle, the clearance utilization rate of the inner side of the pipeline is high, so that an operation vehicle and a transport vehicle can enter and exit the pipeline of the box culvert pipe section to perform operation, and the labor intensity of operation personnel is reduced;
(2) the steel corrugated plates are of arc-shaped structures, and the first connecting assemblies are arranged between the adjacent steel corrugated plates, so that the overall structural strength of the box culvert pipe joint is increased, and the bearing capacity is enhanced;
(3) the adjacent box culvert pipe joints are connected through the second connecting assembly, the second connecting assembly connects the adjacent box culvert pipe joints into a whole, and the connecting assembly ensures the strength and rigidity of connection treatment; the sealing piece ensures the sealing performance of the connecting position and ensures that the connecting positions of a plurality of box culvert pipe joint shafts do not leak.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic axial cross-sectional view of the present invention;
FIG. 3 is a partial enlarged view of B in FIG. 2;
FIG. 4 is a schematic sectional view taken along line A-A of FIG. 2;
FIG. 5 is an enlarged view of a portion C of FIG. 4;
FIG. 6 is a schematic view of the present invention;
in the figure: 1. the box culvert pipe section, 2, the steel buckled plate, 3, first connecting assembly, 4, first waterproof spare, 5, second coupling assembling, 6, the sealing member, 61, connecting portion, 611, first hollow chamber, 62, the sealing layer, 622, the hollow chamber of second, 7, the turn-ups, 8, the connecting hole, 9, plug-in components, 91, the portion of inserting, 92, fender portion, 10, the external member, 101, suit portion, 102, the supporting part, 11, the retaining member, 15, horizontal flange, 16, the gusset, 17, the bolt hole, 18, the adhesive tape, 19, the underlayment, 20, the sand bedding course, 21, the back filling area of pipe side, 22, tamp the district in particular.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any inventive step, are intended to be within the scope of the present invention.
Example 1
As shown in fig. 1 to 3, a box culvert pipe joint comprises a plurality of corrugated plates 2, wherein the plurality of corrugated plates 2 are sequentially connected to form a pipe body, the length direction of the pipe body is the axial direction of the pipe body, and the corrugated plates 2 are cambered corrugated plates; the first connecting component 3 is arranged at the connecting position of the adjacent corrugated plates 2; the first connecting assembly 3 comprises at least two transverse flanges 15, the length direction of the transverse flanges is the same as that of the pipe body 1, and the cross section of each transverse flange 15 is of a broken line type structure; a first flashing 4 between adjacent ones of said transverse flanges 15; and rib plates 16 arranged on one transverse flange 15, wherein the rib plates 16 are connected with the corrugated plates 2, and a plurality of rib plates 16 are arranged.
In the embodiment, the transverse flange 15 comprises at least two transverse flanges, wherein one side surface of the transverse flange 15 is in contact with the first waterproof part 4, the other side surface of the transverse flange is respectively connected with the adjacent corrugated plates 2, the transverse flange can be connected in a welding mode and the like, and the broken line structure of the transverse flange 15 can play a positioning role, so that the circumferential connection of the adjacent steel corrugated plates 2 in the installation process is facilitated, and the quick installation is realized; the transverse flange 15 is connected with a pipe body of the corrugated plate 2, the rib plate 16 is positioned on the outer side of the pipe body, one side of the rib plate 16 is integrally formed or welded with the transverse flange 15, and the other end of the rib plate is welded with the corrugated plate 2, so that the transverse flange 15 is firmly and stably connected with the corrugated plate 2, the pipe body formed by the transverse flange 15 and the corrugated plate 2 is a box culvert pipe section 1, the rib plate 16 increases the bearing capacity and the stress strength of the box culvert pipe section 1, and the first waterproof part 4 ensures the sealing property of the connecting position of the corrugated plate 2 and the transverse flange 15; the corrugated plates 2 are cambered corrugated plates, the cambered corrugated plates 2 maximize the strength and the bearing capacity of the overall structure of the box culvert pipe joint by utilizing the common stress principle of pipe and soil, and four corrugated plates 2 are selected to be sequentially connected to form the box culvert pipe joint 1 with an approximately rectangular cross section, so that an operation vehicle and a transport vehicle can be stably driven into the pipeline of the box culvert pipe joint 1 to operate; when the excavation depth is fixed, namely the side length of the culvert pipe with the rectangle is equal to the diameter of the culvert pipe with the circular section, the area of the rectangle (square) is larger, so that the clearance utilization rate in the rectangular pipeline is higher, namely the clearance utilization rate of the box culvert pipe joint 1 is improved compared with that of the traditional circular pipeline; the corrugated plate 2 is a metal corrugated plate, the adopted metal corrugated plate is subjected to hot dip galvanizing treatment, and the waveform parameters are as follows: the wave distance is 68-500mm, the wave depth is 13-250mm, the thickness of the metal corrugated plate is 3-14mm, and the number of the wave forms of the metal corrugated plate is 1-8, so that the corrugated plate 2 is high in strength and high in bearing capacity.
As shown in fig. 1 to 3, the transverse flange 15 and the first waterproof member 4 are provided with bolt holes 17, the transverse flange 15 and the first waterproof member 4 are connected to the corrugated plate 2 by fixing bolts, and the fixing bolts pass through the bolt holes 17.
In the embodiment, the bolt holes 17 are formed in the transverse flanges 15 and the first waterproof pieces 4 to connect the two transverse flanges 15 and the first waterproof pieces 4 into a whole, so that the disassembly is convenient, and the rapid assembly is realized; and the bolt hole 17 directly carries out bolted connection with adjacent steel buckled plate 2 and fixes, realizes the back of pre-connection, and the fastening has once more guaranteed the intensity of box culvert pipe coupling 1.
As shown in fig. 1 to 3, a rubber strip 18 is provided on the first waterproof member 4, the rubber strip 18 is provided along the length direction of the transverse flange 15, the rubber strip 18 is located between the first waterproof member 4 and the transverse flange 15, the rubber strip 18 is located outside the bolt hole 17, and the rubber strip 18 expands when encountering water.
In the embodiment, the rubber strips 18 expand when meeting water, so that the anti-leakage function of the box culvert pipe joint 1 is enhanced; when the joint of the transverse flanges 15 leaks, the adhesive tape 18 absorbs water to expand, so that the first waterproof part 4 and the transverse flanges 15 on the two sides of the first waterproof part are tightly pressed, the leakage phenomenon is avoided, and the sealing performance of the box culvert pipe joint 1 is improved.
As shown in fig. 1 to 5, the box culvert structure comprises a plurality of box culvert pipe joints 1, which are sequentially connected in the axial direction and are provided with flanges 7, wherein the flanges 7 and the corrugated plates 2 are integrally formed; and the second connecting assembly 5 is arranged at the joint of the adjacent box culvert pipe joints 1 and is used for connecting the adjacent flanges 7.
In the embodiment, the box culvert pipe joints 1 which are sequentially connected in the axial direction connect the adjacent box culvert pipe joints 1 through the second connecting assembly 5, so that the connecting strength of the axial connecting positions of the adjacent box culvert pipe joints 1 is ensured; the two axial ends of the box culvert pipe joints 1 are provided with the flanges 7, the flanges 7 at the two ends are parallel, so that when the adjacent box culvert pipe joints 1 are connected, the flanges 7 are parallel, the connection is convenient, the parallel flanges 7 avoid the increase of workload caused by the need of adjusting the direction when the box culvert pipe joints 1 are installed, and the workload is reduced when the box culvert pipe joints are installed; the integral forming of the flanging 7 and the steel corrugated plate 2 further ensures the integral strength of the connected box culvert pipe joint 1; the box culvert is in modular connection, simple in construction and high in installation efficiency.
As shown in fig. 1 to 5, the second connecting assembly 5 includes an insert 9 having an insert 91, and the insert 91 is inserted between two adjacent flanges 7; the blocking part 92 is connected with the inserting part 91 and is positioned on the outer side of the box culvert pipe joint 1; a kit 10 having a housing portion 101, the housing portion 101 being clipped to the outside of the insert portion 91 and the burring 7; and the supporting part 102 is connected with the sleeving part 101 and is positioned on the inner side of the box culvert pipe joint 1.
In this embodiment, the inserting portion 91, the flange 7 and the sheathing portion 101 form a first sandwich structure, and meanwhile, the blocking portion 92, the pipe wall of the box culvert pipe joint 1 and the supporting portion 102 form a second sandwich structure, so that the second connecting assembly 5 tightly connects the adjacent box culvert pipe joints 1 in the axial direction, and the strength of the connecting position of the box culvert pipe joint 1 in the axial direction is ensured; an included angle is formed between the first sandwich structure and the second sandwich structure, the connection of adjacent box culvert pipe joints is further strengthened, the strength of the axial connection position is improved, and meanwhile, the blocking portion 92 and the supporting portion 102 are in contact with the pipe wall of the box culvert pipe joint 1, so that the positioning effect is achieved, and the installation of the plug-in components 9 and the external members 10 is facilitated.
As shown in fig. 1 to 5, the second connecting assembly 5 further includes a sealing member 6 disposed between the flange 7 and the insert 9 and the sleeve 10, and the sealing member 6 includes a connecting portion 61 located at a connecting position of the sleeve 10, the flange 7 and the insert 9; and a plurality of sealing layers 62 are arranged on the connecting part 61, part of the sealing layers 62 are positioned between the flanging 7 and the insert 9, and part of the sealing layers 62 are positioned between the flanging 7 and the sleeve 10.
In the embodiment, the sealing element 6 is arranged between the second connecting assembly 5 and the box culvert pipe joints 1, so that the leakage phenomenon at the shaft connecting positions of the box culvert pipe joints 1 is avoided; the connecting part 61 is of a circular tube type, so that the sleeving part 101 is tightly attached to the flanging 7 and the inserting part 91, and the sealing property and the waterproofness of the connecting position are ensured; the plug-in surface of plug-in components 9 and the suit face of external member 10 all are provided with sealing layer 62 for all be provided with sealing member 6 between the adjacent installation face between plug-in components 9, turn-ups 7 and the external member 10, make second coupling assembling 5 and adjacent two box culvert pipe joint 1 between have good leakproofness and waterproof nature, guaranteed that the waterproof antiseep performance of box culvert structure satisfies the user demand and is higher than the user demand, prolonged the life of box culvert structure, reduced the number of times of maintenance.
As shown in fig. 1 to 5, the connecting portion 61 has a first hollow cavity 611, and the sealing layer 62 has a second hollow cavity 622, and the second hollow cavity 622 is located at a connecting position of the blocking portion 92 and the inserting portion 91.
In this embodiment, the first hollow cavity 611 makes the connecting portion 61 be in a cylindrical shape, so that the connecting portion 61 is in close contact with the sleeve 10, the flange 7 and the inserting portion 91, and the second hollow cavity 622 makes the sealing layer 62 be in a cylindrical shape at the connecting position of the blocking portion 92 and the inserting portion 91, so that the amount of sealing material is reduced, and a certain buffering margin is provided among the plug 9, the flange 7 and the sleeve 10, so that the stress at the connecting position of the three is buffered and reduced, and the sealing performance and the service life of the connecting position are ensured.
As shown in fig. 1 to 5, the flanges 7, the insertion portion 91, the sheathing portion 101, and the sealing layer 62 are all provided with a connecting hole 8, and the locking member 11 passes through the connecting hole 8 to connect the insert 9, the sheath 10, and two adjacent flanges 7.
In this embodiment, retaining member 11 can be connecting fastener such as high strength bolt, and retaining member 11 passes connecting hole 8, fixes plug-in components 9, turn-ups 7 and external member 10 for a whole for adjacent box culvert pipe coupling 1 connects conveniently, and the installation is high-efficient, and joint strength is high.
As shown in fig. 6, a construction method of a reinforced steel corrugated plate box culvert structure includes the following steps: s1, constructing a foundation mat layer: a, constructing a subbase layer 19; b, constructing a sand cushion layer 20, wherein the materials are crushed stone soil or gravel and are tamped by equipment, and the diameters of the crushed stone and the gravel are not more than 10 cm; s2, mounting the box culvert pipe joint 1, and comprises the following steps: a, accurately discharging the axis of the box culvert pipe joint 1 and the positions of a water inlet and a water outlet before installation; b, during installation, firstly installing a circle of box culvert pipe joints 1, and then carrying out longitudinal connection; b1 when the first ring of box culvert pipe joints 1 are installed, the steel corrugated plates 2 positioned at the bottom are installed firstly; b2, respectively upwards splicing, mounting the left and right steel corrugated plates 2 through the first connecting assembly 3, and fastening by high-strength bolts; b3 installing the steel corrugated plate 2 at the top; b4 when the second ring box culvert pipe joint 1 is installed, the first waterproof layer 13 is arranged close to the first reinforcing plate 9; b5, arranging a first reinforcing plate 9 between the two bottom corrugated steel plates 2 and tightly attaching to the flanges 7 of the corrugated steel plates 2; b6, arranging the second waterproof layer 14 close to the inner wall of the flanging 7 of the corrugated steel plate 2 at the bottom; b7, arranging the second reinforcing plate 10 closely to the second waterproof layer 14, and fixing the second reinforcing plate 10, the second waterproof layer 14, the two bottom steel corrugated plates 2, the first waterproof layer 13 and the first reinforcing plate 9 by the locking piece 11 through the connecting hole 8; c, correcting the shape and the position of the box culvert pipe joint 1 every 5 meters; d, after the box culvert pipe joints 1 are completely assembled, sealing all steel plate abutted seams on the inner side of the pipe body by using sealant to prevent leakage; e, spraying asphalt layers on the inner and outer pipe walls of the box culvert pipe joints 1 to strengthen the anti-corrosion effect; s3, backfilling the box culvert pipe joints 1: constructing a pipe side backfill region 21 and a special tamping region 22, wherein layered filling and layered compaction are carried out during filling, the filling must be carried out synchronously and symmetrically on two sides of a pipe culvert, the cross section of the special tamping region 22 is in an inverted trapezoid shape, the pipe side backfill region 21 is arranged on the outer side of the special tamping region 22, and graded broken stones with the maximum grain diameter not more than 3cm are adopted in the special tamping region 22; and S4, completing backfilling, wherein the height of the specially-compacted region 22 is greater than that of the box culvert pipe section 1, and the height of the pipe side backfilling region 21 is greater than that of the specially-compacted region 22.
The special tamping zone 22 outside the culvert pipe is backfilled by graded broken stones with the maximum grain diameter not more than 3cm, and then is obliquely tamped by a small tamping machine, so that the backfilling quality of the pipe bottom is ensured, the impact of large mechanical equipment such as a road roller on the culvert in the range of 50cm on two sides of the culvert is avoided, the pipe is filled in a layered mode during filling, the filling is carried out in a synchronous and symmetrical mode on two sides of the culvert during filling, when the filling thickness of the top of the culvert is less than 80cm, the large road roller cannot be used for rolling, the construction machine is not allowed to pass, the bearing capacity of a pipeline is avoided, and the box culvert pipe joint 1 is damaged by pressure.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A box culvert pipe joint is characterized by comprising
The corrugated plates (2) are arranged, the plurality of corrugated plates (2) are sequentially connected and enclosed to form a pipe body, the length direction of the pipe body is the axial direction of the pipe body, and the corrugated plates (2) are cambered corrugated plates; and
the first connecting component (3) is arranged at the joint of the adjacent corrugated plates (2); the first connection assembly (3) comprises
The number of the transverse flanges (15) is at least two, the length direction of the transverse flanges is the same as that of the pipe body (1), and the cross section of each transverse flange (15) is of a broken line type structure;
a first flashing (4) between adjacent ones of the transverse flanges (15); and
the rib plates (16) are arranged on one transverse flange (15), the rib plates (16) are connected with the corrugated plates (2), and the plurality of rib plates (16) are arranged.
2. A culvert pipe section according to claim 1, characterized in that the transverse flange (15) and the first waterproof member (4) are provided with bolt holes (17), the transverse flange (15) and the first waterproof member (4) are connected with the corrugated plate (2) through fixing bolts, and the fixing bolts pass through the bolt holes (17).
3. A box culvert pipe section according to claim 2, characterized in that a rubber strip (18) is arranged on the first flashing (4), the rubber strip (18) is arranged along the length direction of the transverse flange (15), the rubber strip (18) is arranged between the first flashing (4) and the transverse flange (15), and the rubber strip (18) is arranged outside the bolt hole (17), and the rubber strip (18) is expanded when it is in water.
4. A box culvert structure composed of box culvert pipe sections according to claim 1, characterized by comprising
The box culvert pipe joints (1) are sequentially connected in the axial direction and are provided with flanges (7), and the flanges (7) and the corrugated plates (2) are integrally formed; and
and the second connecting assembly (5) is arranged at the joint of the adjacent box culvert pipe joints (1) and is used for connecting the adjacent flanges (7).
5. Box culvert structure according to claim 4, characterized in that the second connection assemblies (5) comprise
An insert (9) having
The inserting part (91) is inserted between two adjacent flanges (7); and
the blocking part (92) is connected with the inserting part (91) and is positioned on the outer side of the box culvert pipe joint (1); and
a kit (10) having
The sleeving part (101), the sleeving part (101) is clamped at the outer sides of the inserting part (91) and the flanging (7); and
and the supporting part (102) is connected with the sleeving part (101) and is positioned on the inner side of the box culvert pipe joint (1).
6. Box culvert structure according to claim 5, characterized in that the second connection assembly (5) further comprises
A seal (6) arranged between the flange (7) and the insert (9) and the sleeve (10), the seal (6) comprising
The connecting part (61) is positioned at the connecting position of the sleeve (10), the flanging (7) and the plug-in piece (9); and
the sealing layer (62) is arranged on the connecting portion (61) and is provided with a plurality of sealing layers, part of the sealing layer (62) is located between the flanging (7) and the insert (9), and part of the sealing layer (62) is located between the flanging (7) and the sleeve (10).
7. Box culvert structure according to claim 6, characterized in that the connection section (61) has a first hollow cavity (611), the sealing layer (62) has a second hollow cavity (622), the second hollow cavity (622) being located at the connection point of the blocking section (92) and the plug section (91).
8. The box culvert structure according to claim 6, characterized in that the flanges (7), the inserting part (91), the sheathing part (101) and the sealing layer (62) are provided with connecting holes (8), and a locking member (11) passes through the connecting holes (8) to connect the inserting member (9), the sheathing member (10) and two adjacent flanges (7).
9. A method of constructing a box culvert structure as claimed in any one of claims 4 to 8, including the steps of:
s1, constructing a foundation mat layer:
(a) constructing a subbase layer (19), and excavating a foundation;
(b) constructing a sand cushion layer (20), wherein the materials are crushed stone soil or gravel and are tamped by equipment, and the diameters of the crushed stone and the gravel are not more than 10 cm;
s2, mounting the box culvert pipe joints (1);
s3, backfilling box culvert pipe joints (1): constructing a pipe side backfill region (21) and a special tamping region (22), wherein layered filling and layered compaction are carried out during filling, the filling must be carried out synchronously and symmetrically on two sides of a pipe culvert, the cross section of the special tamping region (22) is in an inverted trapezoid shape, the pipe side backfill region (21) is arranged on the outer side of the special tamping region (22), and graded broken stones with the maximum grain diameter not more than 3cm are adopted in the special tamping region (22);
and S4, completing backfilling, wherein the height of the specially-compacted region (22) is greater than that of the box culvert pipe section (1), and the height of the pipe side backfilling region (21) is greater than that of the specially-compacted region (22).
10. Construction method according to claim 9, wherein the step S2 of installing the box culvert pipe section (1) comprises the following steps
(a) Before installation, accurately discharging the axis of the box culvert pipe joint (1) and the positions of a water inlet and a water outlet;
(b) when in installation, a circle of box culvert pipe joints (1) are installed firstly, and then longitudinal connection is carried out;
(b1) when the first ring of box culvert pipe joints (1) are installed, the steel corrugated plates (2) positioned at the bottom are installed firstly;
(b2) then upwards splicing, installing the left and right steel corrugated plates (2) through the first connecting assembly (3), and fastening by using high-strength bolts;
(b3) installing a steel corrugated plate (2) at the top;
(b4) when the second ring of box culvert pipe joints (1) are installed, the first waterproof layer (13) is arranged close to the first reinforcing plate (9);
(b5) arranging a first reinforcing plate (9) between the two steel corrugated plates (2) at the bottom and tightly attaching to the flanging (7) of the steel corrugated plates (2);
(b6) arranging a second waterproof layer (14) close to the inner wall of a flanging (7) of the steel corrugated plate (2) at the bottom;
(b7) the second reinforcing plate (10) is arranged to be attached to the second waterproof layer (14), and the second reinforcing plate (10), the second waterproof layer (14), the two bottom steel corrugated plates (2), the first waterproof layer (13) and the first reinforcing plate (9) are fixed through the locking piece (11) through the connecting hole (8);
(c) the shape and the position of the box culvert pipe joint (1) are corrected once every 5 m;
(d) after the box culvert pipe joints (1) are completely assembled, sealing all steel plate abutted seams on the inner side of the pipe body by adopting sealant to prevent leakage;
(e) and an asphalt layer is sprayed on the inner and outer pipe walls of the box culvert pipe joints (1) to strengthen the anti-corrosion effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111317446.3A CN113832879A (en) | 2021-11-09 | 2021-11-09 | Reinforced section steel corrugated plate box culvert structure and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111317446.3A CN113832879A (en) | 2021-11-09 | 2021-11-09 | Reinforced section steel corrugated plate box culvert structure and construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113832879A true CN113832879A (en) | 2021-12-24 |
Family
ID=78971288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111317446.3A Pending CN113832879A (en) | 2021-11-09 | 2021-11-09 | Reinforced section steel corrugated plate box culvert structure and construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113832879A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115492015A (en) * | 2022-10-28 | 2022-12-20 | 同济大学建筑设计研究院(集团)有限公司 | Method for reconstructing damaged slab culvert structure system by combined subsurface excavation of profile steel and corrugated steel |
-
2021
- 2021-11-09 CN CN202111317446.3A patent/CN113832879A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115492015A (en) * | 2022-10-28 | 2022-12-20 | 同济大学建筑设计研究院(集团)有限公司 | Method for reconstructing damaged slab culvert structure system by combined subsurface excavation of profile steel and corrugated steel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100973770B1 (en) | Non-excavation type constructed tunnels and conduits using arc-shaped divided segments and its construccting methods thereof | |
| EP1279882B1 (en) | Duct repairing material, repairing structure, and repairing method | |
| CN113832879A (en) | Reinforced section steel corrugated plate box culvert structure and construction method | |
| CN112523265A (en) | Protective structure for excavating foundation pit and spanning existing tunnel and construction method thereof | |
| KR101312663B1 (en) | Non-excavation type constructed tunnels and conduits using arc-shaped divided segments or rugged panels and its constructing method thereof | |
| CN114197613A (en) | Steel corrugated pipe culvert construction process | |
| CN107100099B (en) | Reinforcing method for railway culvert | |
| KR20070092799A (en) | Precast arch panel having corrugated multi plate and method of construction thereof | |
| KR101312668B1 (en) | Non-excavation type constructed tunnels and conduits using arc-shaped divided segments or rugged panels and its constructing method thereof | |
| KR101029311B1 (en) | Non-excavation laying method for pipeline and tunnel using temporary composite pipe | |
| CN112900294A (en) | Lining structure for box culvert repair and construction method thereof | |
| JP5498295B2 (en) | Construction method for underground structures | |
| JP2012026242A (en) | Construction method of underground structure | |
| KR20120022503A (en) | Method of constructing underground structure using steel pipe loop structure employing a water drainage process and water drainage type underground structure constructed using the same | |
| CN105401596A (en) | Combined arched pipeline | |
| KR101068616B1 (en) | Trenchless tunnel and pipelines using guiding draining type divided rugged panels and hheir constructing method for tunnel and pipelines using the same thereof | |
| JP4259724B2 (en) | Tunnel lining wall structure for branch pipe branching | |
| CN110792103A (en) | Underground pipeline with integrated supporting piles and pipeline wall and construction method | |
| JP2999393B2 (en) | Rehabilitation of underground pipes | |
| KR20180009277A (en) | easy leak-proof culvert and constructing method of the same | |
| CN216739340U (en) | Box culvert pipe joint and box culvert structure of constituteing thereof | |
| KR101068624B1 (en) | Arc-shaped divided segments for non-excavation type constructed tunnels and construccting conduits | |
| KR101804812B1 (en) | Method for installing Uninterrupted water supply valve chamber | |
| CN220352739U (en) | Corrugated steel aqueduct with duct piece lining | |
| CN215632972U (en) | On-spot prefabricated tube coupling of super large section rectangle push pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220818 Address after: 053000 No.18, Xiangsu Road, high tech Zone, Hengshui City, Hebei Province Applicant after: HENGSHUI QIJIA ENGINEERING MATERIALS Co.,Ltd. Applicant after: KUNMING SURVEY DESIGN AND RESEARCH INSTITUTE Co.,Ltd. OF CREEC Address before: 053000 No.18, Xiangsu Road, high tech Zone, Hengshui City, Hebei Province Applicant before: HENGSHUI QIJIA ENGINEERING MATERIALS Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230704 Address after: 053000 No.18, Xiangsu Road, high tech Zone, Hengshui City, Hebei Province Applicant after: HENGSHUI QIJIA ENGINEERING MATERIALS Co.,Ltd. Applicant after: KUNMING SURVEY DESIGN AND RESEARCH INSTITUTE Co.,Ltd. OF CREEC Applicant after: Shandong Jinqu Design Consulting Group Co.,Ltd. Address before: 053000 No.18, Xiangsu Road, high tech Zone, Hengshui City, Hebei Province Applicant before: HENGSHUI QIJIA ENGINEERING MATERIALS Co.,Ltd. Applicant before: KUNMING SURVEY DESIGN AND RESEARCH INSTITUTE Co.,Ltd. OF CREEC |