CN215801132U - New and old box culvert seam connection structure - Google Patents
New and old box culvert seam connection structure Download PDFInfo
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- CN215801132U CN215801132U CN202122019091.1U CN202122019091U CN215801132U CN 215801132 U CN215801132 U CN 215801132U CN 202122019091 U CN202122019091 U CN 202122019091U CN 215801132 U CN215801132 U CN 215801132U
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Abstract
The application discloses new and old box culvert seam connection structure, it is provided with water retaining structure and waterproof construction including being located the sealing strip of new box culvert and old box culvert seam in, new box culvert and old box culvert seam, and waterproof construction is located one side that the sealing strip was kept away from to the water retaining structure. This application has and blocks that the rainwater permeates the effect in the box culvert from the clearance of seam.
Description
Technical Field
The application relates to the technical field of box culvert assembly, in particular to a new and old box culvert joint connecting structure.
Background
Assembled box culvert, also called pin-connected panel box culvert is a prefabricated box structure of reinforced concrete, when prefabricated box culvert, sets up a plurality of transverse reinforcement intervals earlier, and the longitudinal reinforcement of reuse is connected a plurality of transverse reinforcement, forms the culvert body of box culvert, uses the concrete to pour the culvert body segmentation at last, forms prefabricated box culvert. In the engineering project with short construction period requirement, a plurality of prefabricated box culverts are spliced and assembled, so that the construction period can be greatly shortened.
Chinese patent No. 202021387191.9 among the correlation technique provides a prefabricated formula box culvert and concatenation formula concrete culvert pipe, and one of them prefabricated formula box culvert is equipped with the location bulge loop including the box that is the annular setting on the terminal surface of box one end, be equipped with on the terminal surface of box other end with location bulge loop complex positioning groove, bury the sleeve pipe that supplies the steel strand wires to wear to establish along box length direction in the box, the sleeve pipe both ends extend to the box outside. When assembling the construction to prefabricated formula box culvert, connect gradually the box for the location bulge loop is mutually supported with positioning groove, realizes the connection of adjacent box, wears to establish the steel strand wires in to the cover afterwards, and slip casting in the cover behind the tension steel strand wires fixes adjacent box, can accomplish assembling of prefabricated formula box culvert.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: when carrying out the slip casting with new box culvert and old box culvert and assembling, there is the clearance new box culvert and old box culvert's junction for the rainwater can be followed the clearance and penetrated in the box culvert.
SUMMERY OF THE UTILITY MODEL
In order to improve the rainwater and permeate the problem in the box culvert from box culvert concatenation department, this application provides a new and old box culvert seam connection structure.
The application provides a new and old box culvert seam connection structure adopts following technical scheme:
the utility model provides a new and old box culvert seam connection structure, is provided with water retaining structure and waterproof construction including being located the sealing strip of new box culvert and old box culvert seam in, new box culvert and old box culvert seam, waterproof construction is located the water retaining structure is kept away from one side of sealing strip.
By adopting the technical scheme, when the new box culvert is spliced with the old box culvert, the water stop strip is placed in the joint between the new box culvert and the old box culvert, and the water stop strip deforms under the extrusion action of the new box culvert and the old box culvert, so that the water stop strip fills the gap between the joint between the new box culvert and the old box culvert, and rainwater is effectively prevented from permeating into the box culvert from the gap between the joints; then, a gap of the joint is filled by using a water retaining structure, so that rainwater is further reduced from permeating into the box culvert through the gap of the joint; and finally, the waterproof structure is used for filling the joint gap on one side, away from the water stop strip, of the water retaining structure, rainwater is reduced to enter the joint gap as much as possible to soak and corrode the water retaining structure and the water stop strip, and the effect of the water retaining structure and the water stop strip on rainwater blocking is guaranteed.
Optionally, the water retaining structure is provided as two foam frames, and the two foam frames are arranged on two sides of the water stop strip along the wall thickness direction of the new box culvert.
Through adopting above-mentioned technical scheme, the foam frame has better waterproof performance, can effectively block in the rainwater permeates the box culvert through the seam clearance. The foam frame sets up in the both sides of sealing rod, avoids sealing rod and rainwater contact and corroded as far as possible, has ensured the integrality of sealing rod, and then makes the sealing rod can effectively block the rainwater and enter into the box culvert in.
Optionally, the waterproof structure is provided with two sealing paste coatings, and the sealing paste coatings are coated on one side of the foam frame far away from the water stop strip in a surrounding manner.
By adopting the technical scheme, the sealing paste coating has better air tightness and waterproofness, the rainwater and the air are reduced as far as possible to enter the joint to oxidize and corrode the foam frame and the water stop strip, and the effect of blocking the rainwater by the foam frame and the water stop strip is ensured.
Optionally, the end faces of the new box culvert and the old box culvert, which are close to each other, are provided with clamping grooves, and the water stop strips are respectively inserted into the two clamping grooves along the two side walls of the water stop strips in the length direction.
Through adopting above-mentioned technical scheme, the joint groove can carry on spacingly to the sealing strip for the sealing strip is by stable setting in the seam between new box culvert and old box culvert, and then makes the sealing strip can effectively block in the rainwater enters into the box culvert.
Optionally, the water stop strip is provided with reinforced structures along both sides of the length direction, and the reinforced structures are located in the clamping grooves.
Through adopting above-mentioned technical scheme, reinforced structure can strengthen the stability of pegging graft between sealing strip and the joint groove for the sealing strip is stably set up in the seam between new box culvert and old box culvert.
Optionally, the reinforced structure include with the connecting strip of sealing rod rigid coupling and with the V type strip of connecting strip rigid coupling, V type strip is located the connecting strip is kept away from one side of sealing rod, just the opening orientation of V type strip the sealing rod sets up.
By adopting the technical scheme, the V-shaped strip is connected to the water stop strip through the connecting strip, and the opening of the V-shaped strip faces the direction of the water stop strip, so that the V-shaped strip is conveniently and quickly inserted into the clamping groove; the V-shaped strip can be stuffed to the clearance between sealing strip and the joint inslot wall, has improved the stability of sealing strip installation on the one hand, and on the other hand can stop the rainwater and enter into the box culvert in the clearance between joint inslot wall and the sealing strip.
Optionally, the V-shaped strip is close to the end face of the connecting strip, and a through hole is formed in the protruding strip along the length direction of the protruding strip.
Through adopting above-mentioned technical scheme, when V type strip packs the clearance between joint inslot wall and the sealing rod, the sand grip on the V type strip is extruded, and the setting up of through-hole makes can produce deformation fast after the sand grip is extruded for area of contact between sand grip and the sealing rod increases, and then makes the frictional force increase between V type strip and the sealing rod. Because the terminal surface and the inseparable butt of joint inslot wall of connecting strip are kept away from to V type strip for V type strip is stabilized the joint in the joint inslot, and then has improved the stability of sealing rod installation.
Optionally, an elastic strip is arranged in a joint between the new box culvert and the old box culvert and fixedly connected to the water stop strip close to the end face of the foam frame.
Through adopting above-mentioned technical scheme, the elasticity strip rigid coupling is on the terminal surface that the sealing strip is close to the foam frame for the notch in joint groove is sheltered from completely under the combined action of elasticity strip and sealing strip, avoids the rainwater to enter into the joint inslot and influences the laminating effect between V type strip and the joint inslot wall as far as possible. Meanwhile, the part of the water stop strip, which is in contact with the foam frame, is not tightly attached, and the elastic strip is additionally arranged between the foam frame and the water stop strip, so that the elastic strip can fill the gap between the foam frame and the water stop strip, and rainwater is prevented from entering the gap between the water stop strip and the foam frame to corrode the water stop strip as far as possible.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the water stop strip deforms under the extrusion action of the new box culvert and the old box culvert, so that the water stop strip fills the gap between the joint of the new box culvert and the old box culvert, and rainwater is effectively prevented from permeating into the box culvert from the gap between the joint; then, the foam frame is used for filling the joint gaps at the two sides of the water stop strip, so that the water stop strip is prevented from being corroded due to contact with rainwater as much as possible, and the integrity of the water stop strip is guaranteed; finally, the sealing paste coating is used for filling the joint gap on the side, far away from the water stop strip, of the foam frame, rainwater is reduced to enter the joint gap as much as possible to soak and corrode the foam frame and the water stop strip, and the effect of the foam frame and the water stop strip on rainwater blocking is guaranteed;
2. the V-shaped strip is connected to the water stop strip through the connecting strip, and the V-shaped strip can fill a gap between the water stop strip and the inner wall of the clamping groove, so that the mounting stability of the water stop strip is improved on one hand, and rainwater can be prevented from entering the box culvert through the gap between the inner wall of the clamping groove and the water stop strip on the other hand;
3. the elastic strip rigid coupling is on the terminal surface that the sealing strip is close to the foam frame for the notch in joint groove is sheltered from completely under the combined action of elastic strip and sealing strip, avoids the rainwater to enter into the joint inslot and influences the laminating effect between V type strip and the joint inslot wall as far as possible.
Drawings
FIG. 1 is a schematic structural diagram of a new box culvert, an old box culvert and a sealant coating in an embodiment of the application.
Fig. 2 is a schematic sectional view taken along line a-a of fig. 1.
Fig. 3 is a cross-sectional view of a water stop strip, reinforcing structure, rib strip, and elastic strip in an embodiment of the present application.
Reference numerals: 1. a water stop bar; 2. a foam frame; 3. coating a sealing paste; 4. a clamping groove; 5. reinforcing the structure; 51. a connecting strip; 52. v-shaped strips; 6. a convex strip; 7. a through hole; 8. an elastic strip; 9. a new box culvert is formed; 10. old box culverts.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses new and old box culvert seam connection structure. Referring to fig. 1 and 2, the new and old box culvert joint connection structure comprises a water stop strip 1 positioned in a joint between a new box culvert 9 and an old box culvert 10, when splicing the new and old box culverts 10, a grinding and cutting machine is needed to process chisels on the contact surface of the old box culvert 10, then the new box culvert 9 is aligned with the old box culvert 10, the water stop strip 1 is placed between the new and old box culverts 10, the water stop strip 1 is arranged along the arrangement direction of the joint between the new and old box culverts 10, the water stop strip 1 is connected end to end, and then the new and old box culverts 10 are moved to enable the inner walls and the outer walls of the new and old box culverts to be coplanar; after the new box culvert 9 and the old box culvert 10 are spliced, the water stop strips 1 between the new box culvert and the old box culvert can be squeezed tightly, so that the water stop strips 1 fill gaps in the seams; in order to reduce the soaking corrosion of the rainwater to the water stop strip 1, a water retaining structure and a waterproof structure are further arranged in the joint of the new box culvert 9 and the old box culvert 10, and the waterproof structure is located on one side, away from the water stop strip 1, of the water retaining structure.
Referring to fig. 1 and 2, for improving the water retaining sealing performance of the water stop strip 1 in the seam, the water stop strip 1 is set to be the water swelling water stop strip 1, the water swelling water stop strip 1 generates swelling deformation after meeting water, and is full of irregular surfaces, cavities and gaps in the seam, and meanwhile, contact pressure is generated between the water swelling water stop strip 1 and the seam, so that rainwater is effectively prevented from permeating into the inside of the box culvert from the outside of the box culvert.
Referring to fig. 1 and 2, the new box culvert 9 and the old box culvert 10 are provided with the joint grooves 4 on the end faces close to each other, the joint grooves 4 are arranged along the extending direction of the water stop strip 1, and when the new box culvert 9 and the old box culvert 10 squeeze the water stop strip 1 tightly, the water stop strip 1 is respectively inserted into the two joint grooves 4 along the two side walls of the length direction.
Referring to fig. 2 and 3, the water stop strip 1 is provided with reinforcing structures 5 on both sides along the length direction thereof, the reinforcing structures 5 are located in the clamping groove 4, in the embodiment of the present application, the reinforcing structures 5 include a connecting strip 51 fixedly connected with the water stop strip 1 and a V-shaped strip 52 fixedly connected with the connecting strip 51; the length dimension of connecting strip 51 is the same with the length dimension of sealing rod 1, and the material of connecting strip 51 is the same with the material of sealing rod 1, and sealing rod 1 can be fixed for the bonding, also can be integrated into one piece with connecting strip 51, and the thickness dimension of connecting strip 51 on 9 wall thickness directions along new box culvert is less than the thickness dimension of sealing rod 1 on 9 wall thickness directions along new box culvert.
Referring to fig. 2 and 3, the cross section of the V-shaped strip 52 is V-shaped, the length of the V-shaped strip 52 is the same as that of the water stop strip 1, the material of the V-shaped strip 52 is the same as that of the water stop strip 1, the V-shaped strip 52 is located on one side of the connecting strip 51 away from the water stop strip 1, the opening of the V-shaped strip 52 faces the water stop strip 1, and the V-shaped strip 52 and the connecting strip 51 can be fixed by bonding or integrally formed; two side walls of the V-shaped strip 52 are symmetrically disposed at both sides of the connection strip 51.
Insert the in-process in joint groove 4 with sealing strip 1, insert the joint inslot 4 with V type strip 52 earlier, V type strip 52 moves and supports tightly between sealing strip 1 and joint groove 4 inside wall towards the direction that is close to connecting strip 51 under the inside wall extrusion in joint groove 4, V type strip 52 can fill the clearance between sealing strip 1 and the 4 inside walls in joint groove, the stability of sealing strip 1 installation has been improved on the one hand, on the other hand can stop the rainwater and enter into the box culvert from the clearance between 4 inner walls in joint groove and the sealing strip 1.
In other embodiments, reinforced structure 5 sets up to bond and fixes the damping pad on sealing strip 1, the damping pad texture is soft and coefficient of friction is big, make sealing strip 1 insert joint inslot 4 back, the damping pad can be stuffed the clearance between sealing strip 1 and the 4 inner walls of joint groove, block the rainwater from entering into the box culvert in the clearance between 4 inner walls of joint groove and sealing strip 1, the frictional force between sealing strip 1 and the 4 inner walls of joint groove has also been increased simultaneously, make sealing strip 1 by stable installation in joint inslot 4.
Referring to fig. 2 and 3, the end face of the V-shaped strip 52 close to the connecting strip 51 is provided with the protruding strip 6, the protruding strip 6 may be one or multiple, in this embodiment, the protruding strip 6 is provided with multiple protruding strips 6, the multiple protruding strips 6 are uniformly distributed on the V-shaped strip 52 at equal intervals along the direction close to or away from the connecting strip 51, the material of the protruding strip 6 is the same as that of the V-shaped strip 52, the protruding strip 6 and the V-shaped strip 52 are integrally formed, the protruding strip 6 extends along the length direction of the V-shaped strip 52, and the length dimension of the protruding strip 6 is the same as that of the V-shaped strip 52.
Referring to fig. 2 and 3, through-hole 7 has been seted up along its length direction on the sand grip 6, setting up of through-hole 7 makes V type strip 52 by the extrusion back, sand grip 6 can produce deformation fast for area of contact between sand grip 6 and the sealing rod 1 increases, and then makes sealing rod 1 be stably fixed between two V type strips 52, and one side that sealing rod 1 was kept away from to V type strip 52 supports tightly with 4 inner walls of joint groove, and then has improved the stability of sealing rod 1 installation in joint groove 4.
Referring to fig. 2 and 3, in this application embodiment, the water retaining structure is provided as two foam frames 2, the two foam frames 2 are all coaxially arranged with the new box culvert 9, and the two foam frames 2 are arranged on two sides of the water stop strip 1 along the wall thickness direction of the new box culvert 9, and the foam frames 2 are stably installed in the joint under the squeezing action of the new box culvert 9 and the old box culvert 10.
In other embodiments, the water retaining structure is provided with two geotextile strips, the two geotextile strips are arranged on two sides of the water stop strip 1 along the wall thickness direction of the new culvert 9, the geotextile strips are arranged along the laying direction of the seam of the new and old culverts 10, the geotextile strips are connected end to end, and the geotextile strips are fixedly connected in the seam in a slurry pouring mode.
Referring to fig. 2 and 3, an elastic strip 8 is arranged in a joint between a new box culvert 9 and an old box culvert 10, the elastic strip 8 is fixedly bonded on the end surface of the water stop strip 1 close to one side of the foam frame 2, and the foam frame 2 and one side of the elastic strip 8 far away from the water stop strip 1 are tightly attached; elastic strip 8 can be rubber strip, sponge strip, damping strip … …, and elastic strip 8 extends the setting along 1 length direction of sealing rod, and elastic strip 8's length dimension is the same with 1 length dimension of sealing rod, and elastic strip 8 end to end.
Through setting up elastic strip 8 for the notch in joint groove 4 is sheltered from completely under the combined action of elastic strip 8 and sealing strip 1, avoids the rainwater to enter into joint groove 4 and influences the laminating effect between V type strip 52 and the 4 inner walls in joint groove as far as possible.
Referring to fig. 2 and 3, waterproof construction sets up to two sealing paste coating 3, and sealing paste coating 3 encircles and scribbles and locate one side that foam frame 2 kept away from sealing strip 1, and sealing paste coating 3 can fill the clearance of seam, and sealing paste coating 3 has better gas tightness and waterproof nature, reduces as far as possible rainwater and air and enters into in the seam and oxidation corrosion foam frame 2 and sealing strip 1, has ensured the effect that foam frame 2 and sealing strip 1 blockked the rainwater.
The implementation principle of the new and old box culvert seam connection structure provided by the embodiment of the application is as follows: earlier handle the chisel hair on the old box culvert 10 contact surface, then stably insert joint groove 4 on the old box culvert 10 through reinforced structure 5 with one side of sealing strip 1 in, establish two foam frame 2 respectively the inside and outside both sides at sealing strip 1 after that, and make foam frame 2 support tightly with elastic strip 8, again with new box culvert 9 with old box culvert 10 align, and make sealing strip 1 keep away from one side of old box culvert 10 and stably peg graft in joint groove 4 of new box culvert 9 through reinforced structure 5, seal the seam that sealing strip 1 one side was kept away from to foam frame 2 through sealing paste coating 3 at last. The joint of the new box culvert 9 and the old box culvert 10 is completely sealed under the combined action of the sealing paste coating 3, the foam frame 2, the elastic strip 8 and the water stop strip 1, and rainwater is effectively prevented from permeating into the box culvert from the gap of the joint.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a new and old box culvert seam connection structure which characterized in that: including being located sealing strip (1) in new box culvert (9) and old box culvert (10) seam, be provided with water retaining structure and waterproof construction in new box culvert (9) and old box culvert (10) seam, waterproof construction is located the water retaining structure is kept away from one side of sealing strip (1).
2. The new and old box culvert seam connection structure of claim 1, wherein: the water retaining structure is provided with two foam frames (2), and the two foam frames (2) are arranged on two sides of the water stop strip (1) along the wall thickness direction of the new box culvert (9).
3. The new and old box culvert seam connection structure of claim 2, wherein: the waterproof structure sets up to two sealing paste coating (3), sealing paste coating (3) encircle to be scribbled and locate foam frame (2) are kept away from one side of sealing rod (1).
4. The new and old box culvert seam connection structure of claim 1, wherein: the end faces, close to the new box culvert (9) and the old box culvert (10), of the new box culvert and the old box culvert are respectively provided with a clamping groove (4), and the water stop strips (1) are respectively inserted into the two clamping grooves (4) along the two side walls of the length direction.
5. The new and old box culvert seam connection structure of claim 4, wherein: the water stop strip (1) is provided with reinforcing structures (5) along two sides of the length direction of the water stop strip, and the reinforcing structures (5) are located in the clamping grooves (4).
6. The new and old box culvert seam connection structure of claim 5, wherein: reinforced structure (5) include with connecting strip (51) of sealing rod (1) rigid coupling and with V type strip (52) of connecting strip (51) rigid coupling, V type strip (52) are located connecting strip (51) are kept away from one side of sealing rod (1), just the opening orientation of V type strip (52) sealing rod (1) sets up.
7. The new and old box culvert seam connection structure of claim 6, wherein: v type strip (52) are close to be provided with sand grip (6) on the terminal surface of connecting strip (51), through-hole (7) have been seted up along its length direction on sand grip (6).
8. The new and old box culvert seam connection structure of claim 2, wherein: an elastic strip (8) is arranged in a joint of the new box culvert (9) and the old box culvert (10), and the elastic strip (8) is fixedly connected with the water stop strip (1) close to the end face of the foam frame (2).
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CN202122019091.1U CN215801132U (en) | 2021-08-25 | 2021-08-25 | New and old box culvert seam connection structure |
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CN202122019091.1U CN215801132U (en) | 2021-08-25 | 2021-08-25 | New and old box culvert seam connection structure |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114561883A (en) * | 2022-04-08 | 2022-05-31 | 蚌埠市江河水利工程建设有限责任公司 | Waterproof connecting structure for concrete box culvert joint |
CN114837322A (en) * | 2022-04-07 | 2022-08-02 | 安徽中擎建设发展有限公司 | Seepage-proofing and water-stopping prefabricated building outer wall |
-
2021
- 2021-08-25 CN CN202122019091.1U patent/CN215801132U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114837322A (en) * | 2022-04-07 | 2022-08-02 | 安徽中擎建设发展有限公司 | Seepage-proofing and water-stopping prefabricated building outer wall |
CN114561883A (en) * | 2022-04-08 | 2022-05-31 | 蚌埠市江河水利工程建设有限责任公司 | Waterproof connecting structure for concrete box culvert joint |
CN114561883B (en) * | 2022-04-08 | 2023-09-12 | 蚌埠市江河水利工程建设有限责任公司 | Waterproof connection structure for concrete box culvert joint |
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