CN210421179U - Assembly type comprehensive pipe rack waterproof joint connecting structure - Google Patents
Assembly type comprehensive pipe rack waterproof joint connecting structure Download PDFInfo
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- CN210421179U CN210421179U CN201920372719.6U CN201920372719U CN210421179U CN 210421179 U CN210421179 U CN 210421179U CN 201920372719 U CN201920372719 U CN 201920372719U CN 210421179 U CN210421179 U CN 210421179U
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Abstract
The utility model discloses an assembled utility tunnel water joint connection structure, its characterized in that: the joints of the pipe gallery are arranged on the end surfaces of the two ends of the pipe gallery, and the joint connecting structure comprises a sealant strip groove, a concave-convex socket tongue-and-groove, a maintenance hole, a chamfer edge and a prestress tension anchor solid; the inner and outer chamfered edges are patched and leveled, two sealing rubber strips and concave-convex socket tongue-and-grooves are adopted, and five waterproof sealing structures are formed at the joint part of the pipe gallery. Waterproof, stagnant water is effectual, firm in connection, long service life, installation are convenient.
Description
Technical Field
The utility model belongs to the municipal construction field, concretely relates to assembled utility tunnel water joint connection structure.
Background
The existing prefabricated comprehensive pipe gallery joint is divided into socket joint type connection and wet method connection, the service life of the structural design is 100 years, the socket joint type connection waterproof structure is shown in a prior art figure 1, and the wet method connection waterproof structure is shown in a prior art figure 2. Between the current assembled utility tunnel segmentation, adopt the stagnant water adhesive tape area to connect, the stagnant water area fragile, later stage maintenance difficulty hardly reach the index of using a century.
SUMMERY OF THE UTILITY MODEL
At least one in defect or improvement demand more than prior art, the utility model provides a waterproof, stagnant water is effectual, firm in connection, long service life, the convenient connection structure of installation, expected service life is 100 years.
In order to achieve the above object, according to the utility model discloses an aspect provides an assembled utility tunnel water joint connection structure, wherein: the joints of the pipe gallery are arranged on the end surfaces of the two ends of the pipe gallery, and the joint connecting structure comprises a sealant strip groove, a concave-convex socket tongue-and-groove, a maintenance hole, a chamfer edge and a prestress tension anchor solid;
the concave-convex socket tongue-and-groove consists of a socket and a spigot, and the socket tongue-and-groove is arranged on the end surfaces of the two ends of the pipe gallery;
the sealing rubber strip grooves are distributed on the inner side and the outer side of the concave-convex socket tongue-and-groove, and an annular closed water-swelling rubber strip is adhered in the sealing rubber strip grooves;
the maintenance hole is arranged in the ring shape of the socket, the radial opening is communicated with the inner part of the pipe gallery and the socket, and the plugging structure of the maintenance hole is a detachable plug;
the chamfer edges comprise inner chamfer edges and outer chamfer edges, the inner chamfer edges and the outer chamfer edges are respectively arranged on the inner ring and the outer ring of the pipe wall of the pipe gallery joint and are upward, and the joints of the inner chamfer edges and the outer chamfer edges are filled with trowelled micro-expansion mortar or waterproof glue;
the two pipe galleries are tensioned and anchored by the prestressed tensioning anchor solid and the prestressed tendons;
the inner and outer chamfered edges are patched and leveled, two sealing rubber strips and concave-convex socket tongue-and-grooves are adopted, and five waterproof sealing structures are formed at the joint part of the pipe gallery.
Preferably, the pipe gallery is a single bin, a double bin or a plurality of bins, and the cross section is rectangular, circular or oval.
Preferably, the concave-convex socket tongue-and-groove is arranged in the middle of two end faces of the pipe gallery, one end of the concave-convex socket tongue-and-groove is a concave socket, and the other end of the concave-convex socket tongue-and-groove is a convex socket.
Preferably, the socket bulge is trapezoidal or arc-shaped, the width of the bottom of the socket bulge is 50mm-200mm, and the height of the bulge is 60mm-210 mm.
Preferably, the sealing rubber strip groove is in an inverted trapezoid shape, a rectangular shape or an arc shape, the opening width is 20mm-40mm, and the depth is 5mm-10 mm.
Preferably, the inner and outer sealing rubber strips are 10-20 mm higher than the end surface of the pipe gallery, and the sealing rubber strips at the joints are opposite to each other when the pipe gallery is in butt joint installation.
Preferably, the maintenance holes are formed in the periphery of the inner side of the cross section of the socket of the pipe gallery, and the hole diameter is 20mm-40 mm.
Preferably, the prestressed tension anchor solid is arranged at four corners of two ends of the pipe gallery to form a triangle, and a prestressed tendon penetration hole is reserved in the middle of the prestressed tension anchor solid.
The above-described preferred features may be combined with each other as long as they do not conflict with each other.
Generally, through the utility model discloses above technical scheme who conceives compares with prior art, has following beneficial effect:
1. the utility model discloses an assembled utility tunnel water joint connection structure, the chamfer limit is established at the inside and outside border of terminal surface, effectively eliminates the error of the interior external surface fissure of displacement of two sections piping lane joints department.
2. The utility model discloses an assembled utility tunnel water joint connection structure, the chamfer piece adopts waterproof material floating, forms inside and outside twice waterproof sealing circle, has increased and has connected waterproof reliability.
3. The utility model discloses an assembled utility tunnel water joint connection structure, waterproof stripe are the twice, have improved the water-proof effects who connects greatly.
4. The utility model discloses an assembled utility tunnel water joint connection structure, unsmooth socket joint tongue-and-groove is connected, has effectively guaranteed the anti ability of subsiding the deformation of joint, has effectively solved simultaneously waterproof stripe because of the joint subsides the deformation problem that takes place.
Drawings
FIG. 1 is a schematic view of a socket joint waterproof construction of the prior art;
FIG. 2 is a schematic view of a prior art wet connect flashing configuration;
FIG. 3 is an isometric view of the joint connection of the fabricated utility tunnel water joint connection structure of the present invention;
FIG. 4 is an isometric view of a joint connection structure of the fabricated utility tunnel water joint connection structure of the present invention;
FIG. 5 is an isometric view of a piping lane joint configuration of the fabricated utility tunnel water joint connection;
FIG. 6 is a side view configuration diagram of the pipe gallery of the fabricated utility tunnel water joint connection structure of the present invention;
fig. 7 is a detailed view of the joint structure of the embodiment of the connection structure of the assembled utility tunnel waterproof joint of the present invention.
In all the figures, the same reference numerals denote the same features, in particular: a-rubber water stop sheet, b-two-component polysulfide sealant, c-polyethylene foam board, d-water-swelling rubber adhesive tape, e-grouting hole grouting sealing and f-water stop steel plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other. The present invention will be described in further detail with reference to the following embodiments.
As a preferred embodiment of the present invention, as shown in fig. 3-7, the present invention provides a water joint connection structure for an assembly type utility tunnel, wherein: the joint of the pipe gallery 1 is arranged on the end faces of two ends of the pipe gallery, the butt joint is a sealed grouting receiving face 2, and the joint connecting structure comprises a sealing rubber strip groove 11, a concave-convex socket tongue-and-groove 12, a maintenance hole 10, a chamfered edge and a prestress tensioning anchor solid 14.
The concave-convex socket rabbet 12 consists of a socket 4 and a spigot 3 which are arranged on the end surfaces of two ends of the pipe gallery 1;
the sealing rubber strip grooves are distributed on the inner side and the outer side of the concave-convex socket tongue-and-groove, and annular closed water-swelling rubber strips are stuck in the sealing rubber strip grooves and comprise outer sealing rubber strips 5 and inner sealing rubber strips 7;
the maintenance hole 10 is arranged in the ring shape of the socket 4, a radial opening is communicated with the inner part of the pipe gallery and the socket, and the plugging structure of the maintenance hole is a detachable plug;
the chamfered edges comprise an inner chamfered edge 13 and an outer chamfered edge 6 which are respectively arranged on the inner ring and the outer ring of the pipe wall of the pipe gallery joint and are upward, and the joints of the inner chamfered edge and the outer chamfered edge are filled with screeded micro-expansion mortar or waterproof glue;
the two pipe galleries are tensioned and anchored by the prestressed tensioning anchor solid 14 and the prestressed tendons 9;
and the inner and outer chamfered edges are patched and leveled 8, two sealing rubber strips and concave and convex socket tongue-and-groove joints, and five waterproof sealing structures are formed at the joint part of the pipe gallery.
Preferably, the pipe gallery is a single bin, a double bin or a plurality of bins, and the cross section is rectangular, circular or oval.
Preferably, the concave-convex socket tongue-and-groove is arranged in the middle of two end faces of the pipe gallery, one end of the concave-convex socket tongue-and-groove is a concave socket, and the other end of the concave-convex socket tongue-and-groove is a convex socket.
Preferably, the socket bulge is trapezoidal or arc-shaped, the width of the bottom of the socket bulge is 50mm-200mm, and the height of the bulge is 60mm-210 mm.
Preferably, the sealing rubber strip groove is in an inverted trapezoid shape, a rectangular shape or an arc shape, the opening width is 20mm-40mm, and the depth is 5mm-10 mm.
Preferably, the inner and outer sealing rubber strips are 10-20 mm higher than the end surface of the pipe gallery, and the sealing rubber strips at the joints are opposite to each other when the pipe gallery is in butt joint installation.
Preferably, the maintenance holes are formed in the periphery of the inner side of the cross section of the socket of the pipe gallery, and the hole diameter is 20mm-40 mm.
Preferably, the prestressed tension anchor solid is arranged at four corners of two ends of the pipe gallery to form a triangle, and a prestressed tendon penetration hole is reserved in the middle of the prestressed tension anchor solid.
The utility model discloses a specific way is, before two sections pipe rack butt joint installation, clearance joint terminal surface, paste water-swelling adhesive tape in the adhesive tape groove of both ends face, then dock bellmouth 4 and socket 3 of two sections pipe rack, adjust the waterproof adhesive tape of two sections pipe rack terminal surfaces two liang of correspondences and the roughness of the inside and outside surface of joint department pipe rack simultaneously, after the adjustment finishes, wear prestressing tendons and carry out prestressing force stretch-draw and fix in prestressing force stretch-draw anchor solid 14, after the joint is fixed, adopt little inflation waterproof mortar or waterproof glue to fill up and level the inside and outside chamfer limit all around of joint department, before waterproof sealant uses, should guarantee inside and outside chamfer department dry, clean must not have moisture, greasy dirt, dust etc.; and (3) placing the pipe gallery connector into a glue injection gun, extruding glue into the inner chamfer and the outer chamfer, scraping and modifying the surface in surface drying time, and detachably plugging a maintenance hole 10 in the connector to finish the construction of the pipe gallery connector.
The maintenance hole can be opened to the back that the well joint takes place the dislocation because of external factors and warp, toward downthehole the waterproof mortar of filling of micro-expansion, the crack that produces because of the joint warp is in time filled to the thick liquid, carries out secondary seal, effectively solves the problem of repairing the difficulty behind the well joint waterproof failure in actual engineering.
It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. The utility model provides an assembled utility tunnel water joint connection structure, its characterized in that: the joints of the pipe gallery are arranged on the end surfaces of the two ends of the pipe gallery, and the joint connecting structure comprises a sealant strip groove, a concave-convex socket tongue-and-groove, a maintenance hole, a chamfer edge and a prestress tension anchor solid;
the concave-convex socket tongue-and-groove consists of a socket and a spigot, and the socket tongue-and-groove is arranged on the end surfaces of the two ends of the pipe gallery;
the sealing rubber strip grooves are distributed on the inner side and the outer side of the concave-convex socket tongue-and-groove, and an annular closed water-swelling rubber strip is adhered in the sealing rubber strip grooves;
the maintenance hole is arranged in the ring shape of the socket, the radial opening is communicated with the inner part of the pipe gallery and the socket, and the plugging structure of the maintenance hole is a detachable plug;
the chamfer edges comprise inner chamfer edges and outer chamfer edges, the inner chamfer edges and the outer chamfer edges are respectively arranged on the inner ring and the outer ring of the pipe wall of the pipe gallery joint and are upward, and the joints of the inner chamfer edges and the outer chamfer edges are filled with trowelled micro-expansion mortar or waterproof glue;
the two pipe galleries are tensioned and anchored by the prestressed tensioning anchor solid and the prestressed tendons;
the inner and outer chamfered edges are patched and leveled, two sealing rubber strips and concave-convex socket tongue-and-grooves are adopted, and five waterproof sealing structures are formed at the joint part of the pipe gallery.
2. The fabricated utility tunnel water joint connection structure of claim 1, characterized in that:
the pipe gallery is a single bin, a double bin or a plurality of bins, and the cross section is rectangular, circular or elliptical.
3. The fabricated utility tunnel water joint connection structure of claim 1, characterized in that:
the concave-convex socket tongue-and-groove is arranged in the middle of two end faces of the pipe gallery, one end of the concave socket tongue-and-groove is a concave socket, and the other end of the concave socket tongue-and-groove is a convex socket.
4. The fabricated utility tunnel water joint connection structure of claim 3, characterized in that:
the socket bulge is trapezoidal or arc-shaped, the bottom width is 50mm-200mm, and the bulge height is 60mm-210 mm.
5. The fabricated utility tunnel water joint connection structure of claim 1, characterized in that:
the sealing rubber strip groove is in an inverted trapezoid shape, a rectangular shape or an arc shape, the opening width is 20mm-40mm, and the depth is 5mm-10 mm.
6. The fabricated utility tunnel water joint connection structure of claim 1, characterized in that:
the inner sealing rubber strip and the outer sealing rubber strip are 10mm-20mm higher than the end face of the pipe gallery, and the sealing rubber strips at the joints are opposite in pairs when the pipe gallery is installed in a butt joint mode.
7. The fabricated utility tunnel water joint connection structure of claim 1, characterized in that:
the maintenance holes are formed in the periphery of the inner side of the cross section of the pipe gallery socket, and the aperture is 20-40 mm.
8. The fabricated utility tunnel water joint connection structure of claim 1, characterized in that:
the prestressed tension anchor solid is arranged at four corners of two ends of the pipe gallery to form a triangle, and a prestressed tendon penetration hole is reserved in the middle of the prestressed tension anchor solid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920372719.6U CN210421179U (en) | 2019-03-22 | 2019-03-22 | Assembly type comprehensive pipe rack waterproof joint connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920372719.6U CN210421179U (en) | 2019-03-22 | 2019-03-22 | Assembly type comprehensive pipe rack waterproof joint connecting structure |
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| CN210421179U true CN210421179U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920372719.6U Active CN210421179U (en) | 2019-03-22 | 2019-03-22 | Assembly type comprehensive pipe rack waterproof joint connecting structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109944279A (en) * | 2019-03-22 | 2019-06-28 | 中铁第四勘察设计院集团有限公司 | A kind of assembled pipe gallery waterproof connector connection structure and construction method |
| CN115262630A (en) * | 2022-07-29 | 2022-11-01 | 湖北省电力勘测设计院有限公司 | Cable tunnel and method for installing cable tunnel |
-
2019
- 2019-03-22 CN CN201920372719.6U patent/CN210421179U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109944279A (en) * | 2019-03-22 | 2019-06-28 | 中铁第四勘察设计院集团有限公司 | A kind of assembled pipe gallery waterproof connector connection structure and construction method |
| CN115262630A (en) * | 2022-07-29 | 2022-11-01 | 湖北省电力勘测设计院有限公司 | Cable tunnel and method for installing cable tunnel |
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