CN210315657U

CN210315657U - Steel socket assembling joint structure for whole-section prefabricated pipe gallery

Info

Publication number: CN210315657U
Application number: CN201920961959.XU
Authority: CN
Inventors: 陈重; 刘峰; 杜玉东
Original assignee: Beijing General Municipal Engineering Design and Research Institute Co Ltd
Current assignee: Beijing General Municipal Engineering Design and Research Institute Co Ltd
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-04-14
Anticipated expiration: 2029-06-25

Abstract

The utility model discloses a whole section of prefabricated pipe gallery steel socket assembling seam structure, including a plurality of prefabricated pipe gallery segments that end to end in proper order, the assembling seam that constitutes through the concrete socket of butt joint end and concrete bellmouth between two adjacent sections of prefabricated pipe gallery segments is connected, concrete bellmouth and concrete socket correspond from inside to outside and set up the vertical interior terminal surface, horizontal inclined plane and the vertical outer terminal surface of matched with, the inclined plane one surface of concrete bellmouth sets up pre-buried steel sheet one, steel sheet one interior surface hugs closely inclined plane one, and its one end inserts pre-buried fixed in the concrete bellmouth; the second surface of the inclined plane of the concrete faucet is provided with a second embedded steel plate, the inner surface of the second steel plate is tightly attached to the second inclined plane, one end of the second steel plate is embedded and fixed in the concrete faucet in an inserting mode, the outer surface of the second steel plate is provided with two grooves at intervals along the width direction of the concrete faucet, and the joint of the concrete faucet and the inclined plane of the concrete faucet is sealed through rubber sealing rings arranged in the grooves. The utility model discloses water-proof effects is good, be difficult to damaged.

Description

Steel socket assembling joint structure for whole-section prefabricated pipe gallery

Technical Field

The utility model belongs to the technical field of prefabricated piping lane is assembled, specifically a seam structure is assembled with steel socket to whole section prefabricated piping lane.

Background

Along with the vigorous development of utility tunnel construction, the beep of assembled utility tunnel is higher and higher, whole section prefabrication is the important way that middle-size and small-size utility tunnel realized the assembled production, the key difficult point of whole section prefabricated pipe gallery is the design of assembling the seam, divide into terminal surface compression and working face compression two kinds according to the position that rubber seal set up at present, the terminal surface compression needs to set up vertical locking device and guarantees the compression ratio of terminal surface rubber circle, the device then does not need in the working face compression, install design position rubber seal and just can reach the compression ratio of design, in addition the seam can also be assembled as the deformation joint to the working face compression and use, do not need to set up the deformation joint alone again. The biggest problem of the working face compression splicing seam is that the working face has low processing precision, is easy to damage and has high requirements on the installation method and precision. The precast concrete working face is easy to damage in links such as demoulding, finished product protection, transportation, splicing and installation, the normal work of the rubber sealing ring is influenced, and the waterproof potential safety hazard of the splicing seam is caused, so that the problem needs to be solved urgently.

SUMMERY OF THE UTILITY MODEL

The utility model provides a seam structure is assembled to whole section prefabricated steel socket for piping lane, its aim at solve the current working face machining precision of seam is assembled to prefabricated piping lane low, the easy damaged, the poor problem of water-proof effects.

The utility model adopts the following technical scheme:

the steel bearing socket assembling joint structure for the whole-section prefabricated pipe gallery comprises a plurality of prefabricated pipe gallery sections which are sequentially connected end to end, wherein two adjacent prefabricated pipe gallery sections are connected through an assembling joint formed by a concrete socket (1) at a butt joint end and a concrete bell mouth (2), the concrete bell mouth (2) and the concrete socket (1) are correspondingly provided with a vertical inner end surface (13), a horizontal inclined surface and a vertical outer end surface (12) which are matched from inside to outside, a first embedded steel plate (4) is arranged on the surface of a first inclined surface (10) of the concrete bell mouth (2), the first inclined surface (10) is tightly attached to the inner surface of the first steel plate (4), and one end of the first steel plate is inserted into the concrete bell mouth (2) and is embedded and fixed; the surface of a second inclined plane (11) of the concrete socket (1) is provided with a second embedded steel plate (3), the inner surface of the second steel plate (3) is tightly attached to the second inclined plane (11), one end of the second steel plate is inserted into the concrete socket (1) and embedded and fixed, two grooves (9) are formed in the outer surface of the second steel plate (3) at intervals along the width direction of the concrete socket (1), an inclined plane joint of the concrete socket (2) and the concrete socket (1) is sealed through a rubber sealing ring (5) arranged in the groove (9), a tightness detection hole (6) vertically penetrating through the inner side of the concrete socket (1) is formed in the second steel plate (3) between the two grooves (9), and the tightness detection hole (6) is communicated with the inclined plane joint; and the vertical joint of the inner end surface (13) and the outer end surface (12) of the concrete bell mouth (2) matched with the concrete socket (1) is sealed by filling a gap through a pasting joint filling plate (7).

The concrete bellmouth (2) with the sealed portion of lower extreme through sealed glue (8) of pipe gallery is passed through to the vertical seam upper and lower extreme in the inside and outside of concrete socket (1).

And the included angles between the first steel plate (4) and the second steel plate (3) and the vertical surface are 86 degrees.

The utility model has the advantages as follows:

the utility model discloses a working face adopts pre-buried steel sheet to improve the machining precision and the intensity of working face, and sealed through rubber seal, the commonality is strong, and the quality is reliable, water-proof effects is good, can realize large tracts of land production and use, can effectual improvement piping lane assemble the quality after using, improves prefabricated utility tunnel's construction level. In addition, the tightness can be measured through the pre-buried tightness detection hole, and the sealing quality is guaranteed.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Reference numerals:

1-concrete spigot, 2-concrete bell mouth, 3-steel plate II, 4-steel plate I, 5-rubber sealing ring, 6-tightness detection hole, 7-joint-filling plate, 8-pipe gallery sealant, 9-groove, 10-inclined plane I, 11-inclined plane II, 12-outer end face and 13-inner end face

The specific implementation mode is as follows:

the following describes the embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1, a steel socket splicing seam structure for a whole-section prefabricated pipe gallery comprises a plurality of prefabricated pipe gallery sections which are sequentially connected end to end, wherein two adjacent prefabricated pipe gallery sections are connected through a splicing seam formed by a concrete socket 1 at a butt joint end and a concrete bell mouth 2, the concrete bell mouth 2 and the concrete socket 1 are correspondingly provided with a vertical inner end surface 13, a transverse inclined surface and a vertical outer end surface 12 which are matched from inside to outside, a first embedded steel plate 4 is arranged on the surface of a first inclined surface 10 of the concrete bell mouth 2, the inner surface of the first embedded steel plate 4 is tightly attached to the first inclined surface 10, and one end of the first embedded steel plate is inserted into the concrete bell mouth 2 for pre-embedding and fixing; the surface of a second inclined plane 11 of the concrete socket 1 is provided with a second embedded steel plate 3, the inner surface of the second steel plate 3 is tightly attached to the second inclined plane 11, one end of the second steel plate 3 is embedded and fixed in the concrete socket 1, the outer surface of the second steel plate 3 is provided with two grooves 9 at intervals along the width direction of the concrete socket 1, an inclined plane joint of the concrete socket 2 matched with the concrete socket 1 is sealed by a rubber sealing ring 5 arranged in the groove 9, a tightness detection hole 6 vertically penetrating through the inner side of the concrete socket 1 is arranged on the second steel plate 3 between the two grooves 9, and the tightness detection hole 6 is communicated with the inclined plane joint; and the vertical joint of the inner end surface 13 and the outer end surface 12 of the concrete bell mouth 2 matched with the concrete faucet 1 is sealed by filling a gap through a sticking gap filling plate 7.

The concrete bellmouth 2 and the upper end and the lower end of the vertical seam of the inner side and the outer side of the concrete socket 1 are sealed at the opening part through a pipe gallery sealant 8, which is shown in figure 1.

The included angles between the first steel plate 4 and the second steel plate 3 and the vertical surface are 86 degrees, and refer to fig. 1.

The utility model discloses an use step as follows:

firstly, a construction unit processes prefabricated pipe gallery segments in a factory according to the design requirements of construction drawings, when assembling sections are prefabricated in the factory, a second steel plate 3 with two grooves is pre-embedded on a concrete socket 1, a first steel plate 4 is pre-embedded on a concrete bell mouth 2, the prefabricated pipe gallery segments are transported to a construction site for assembling, a rubber sealing ring 5 is sleeved before assembling, a joint filling plate 7 is adhered, and pipe gallery sealant 8 is poured after the assembling is completed, wherein the diagram is shown in figure 1;

secondly, measuring and setting out on site, positioning and determining the installation position of the prefabricated assembly joint of the pipe gallery;

thirdly, transporting the prefabricated assembly sections processed in the factory to the site, and carrying out site assembly;

step four, sleeving the rubber sealing ring 5 in a groove of the second steel plate 3, then respectively adhering the joint filling plate 7 to the inner end face of the concrete bell mouth 2 and the outer end face of the concrete socket 1, and then performing centering, positioning and splicing, referring to fig. 1;

fifthly, filling pipe gallery sealant 8 after the prefabricated assembly joints are installed in place;

and step six, pressurizing the sealing detection hole 6 and detecting the sealing performance of the splicing seam.

The main components of the utility model are produced by factory prefabrication and assembled on site; the concrete faucet 1 and the concrete bell mouth 2 adopt the embedded steel plate II 3 and the embedded steel plate I4, so that the processing precision and the strength of a working surface are improved, and the normal work of the working surface is ensured; the steel plate II 3 and the steel plate I4 improve the shearing resistance of the concrete socket 1 and the concrete bell mouth 2; the utility model discloses the commonality is strong, can mill mass production, also can be used to the seam is assembled in prefabrication such as tunnel, water supply and drainage pipe simultaneously.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The steel bearing socket assembling joint structure for the whole-section prefabricated pipe gallery comprises a plurality of prefabricated pipe gallery sections which are sequentially connected end to end, wherein two adjacent prefabricated pipe gallery sections are connected through an assembling joint formed by a concrete socket (1) at a butt joint end and a concrete bell mouth (2), the concrete bell mouth (2) and the concrete socket (1) are correspondingly provided with a vertical inner end surface (13), a horizontal inclined surface and a vertical outer end surface (12) which are matched from inside to outside, the steel bearing socket assembling joint structure is characterized in that a first embedded steel plate (4) is arranged on the surface of a first inclined surface (10) of the concrete bell mouth (2), the first inclined surface (10) is tightly attached to the inner surface of the first steel plate (4), and one end of the first steel plate is inserted into the concrete bell mouth (2) to be embedded and fixed; the surface of a second inclined plane (11) of the concrete socket (1) is provided with a second embedded steel plate (3), the inner surface of the second steel plate (3) is tightly attached to the second inclined plane (11), one end of the second steel plate is inserted into the concrete socket (1) and embedded and fixed, two grooves (9) are formed in the outer surface of the second steel plate (3) at intervals along the width direction of the concrete socket (1), an inclined plane joint of the concrete socket (2) and the concrete socket (1) is sealed through a rubber sealing ring (5) arranged in the groove (9), a tightness detection hole (6) vertically penetrating through the inner side of the concrete socket (1) is formed in the second steel plate (3) between the two grooves (9), and the tightness detection hole (6) is communicated with the inclined plane joint; and the vertical joint of the inner end surface (13) and the outer end surface (12) of the concrete bell mouth (2) matched with the concrete socket (1) is sealed by filling a gap through a pasting joint filling plate (7).

2. The steel socket splicing seam structure for the whole-section prefabricated pipe gallery according to claim 1, wherein the upper end and the lower end of the vertical seam of the inner side and the outer side of the concrete socket (1) and the concrete socket (2) are sealed by a pipe gallery sealant (8).

3. The steel socket splicing seam structure for the whole-section prefabricated pipe gallery according to claim 1, wherein included angles between the first steel plate (4) and the second steel plate (3) and a vertical surface are 86 degrees.