CN210288160U

CN210288160U - Box culvert connecting structure

Info

Publication number: CN210288160U
Application number: CN201921040303.0U
Authority: CN
Inventors: 葛志华; 焦波; 季存建
Original assignee: Jiangsu Huashi Yuanzhou Communications Technology Co Ltd
Current assignee: Jiangsu Huashi Yuanzhou Communications Technology Co Ltd
Priority date: 2019-07-04
Filing date: 2019-07-04
Publication date: 2020-04-10
Anticipated expiration: 2029-07-04

Abstract

The utility model relates to the technical field of tunnel construction, in particular to a box culvert connecting structure, which comprises a concrete structure and a cladding steel plate; concrete structure becomes cavity structure, the inboard and/or the outside at both ends are provided with one-level stair structure, the cladding steel sheet includes carries out the terminal plate of cladding to concrete structure's terminal surface, and carry out the curb plate of cladding to the part that indents because of stair structure's setting, wherein, the surface of curb plate flushes with concrete structure's surface, end plate and curb plate are provided with a plurality of bolted construction towards one side of concrete structure, bolted construction embedding concrete structure is interior, be used for connecting concrete structure and cladding steel sheet, be provided with the hole site that supplies steel bar structure to run through on the end plate, steel bar structure is used for connecting each box culvert. Through the utility model provides a box culvert connection structure can carry out the cladding to the marginal part of box culvert in the transportation to avoid the service problem because of edge damage causes.

Description

Box culvert connecting structure

Technical Field

The utility model relates to a tunnel construction technical field especially relates to a box culvert connection structure.

Background

The box culvert refers to a culvert built by reinforced concrete box pipe joints, is one of important components in highway engineering, consists of one or more square or rectangular sections and is generally made of reinforced concrete.

At present prefabricated assembled concrete box culvert is in the transportation, and the marginal portion damages because of the collision easily, in case damage back, its joint strength, leakproofness and anti deposition all can receive the influence in the use.

In view of the above problems, the inventor of the present invention has made extensive practical experience and professional knowledge for many years in designing and manufacturing such products, and has actively studied and innovated in cooperation with the application of the theory, in order to create a box culvert connecting structure, so that the box culvert connecting structure has higher practicability.

SUMMERY OF THE UTILITY MODEL

Through the utility model provides a box culvert connection structure can carry out the cladding to the marginal part of box culvert in the transportation to avoid the service problem because of edge damage causes.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a box culvert connecting structure comprises a concrete structure and a coated steel plate;

the concrete structure becomes cavity structure, and the inboard and/or the outside at both ends are provided with one-level stair structure, the cladding steel sheet includes right the terminal plate that the terminal surface of concrete structure carries out the cladding to and carry out the curb plate of cladding because of the part that sets up of stair structure and indent, wherein, the surface of curb plate with the surface of concrete structure flushes, end plate and curb plate orientation one side of concrete structure is provided with a plurality of bolt structures, the bolt structure embedding in the concrete structure for connecting concrete structure and cladding steel sheet, be provided with the hole site that supplies steel bar structure to run through on the terminal plate, steel bar structure is used for connecting each box culvert.

Furthermore, be located on the end plate of concrete structure one end, be provided with cyclic annular arch around the cavity structure, be located on the end plate of concrete structure other end, be provided with a plurality of cell body structures that cyclic annular arch part corresponds the setting, when two adjacent box culverts dock, cyclic annular arch part imbeds in the cell body structure.

Further, an annular sealing ring is arranged on the end plate on one side of the groove body structure, and the annular protrusion extrudes the annular sealing ring.

Furthermore, the section of the annular bulge comprises a trapezoidal top cap and a column body which is connected with the lower bottom of the trapezoidal top cap and the end plate, and the lower bottom of the trapezoidal top cap is positioned on one side of the inclined waist of the trapezoid to form a clamping groove with the end plate;

the groove body structure is arranged between an inner limiting surface and an outer limiting surface which are fixedly connected with the end plate, wherein the inner limiting surface and/or the outer limiting surface are/is provided with clamping blocks corresponding to the clamping grooves.

Furthermore, be located in the cell body structure be provided with ring type seal on the end plate, just the draw-in groove with the fixture block card is with the back, annular arch is right ring type seal extrudees.

Furthermore, a plurality of bulges are arranged on the end surface of the annular bulge, which extrudes the annular sealing ring.

The utility model has the advantages that: through the technical scheme of the utility model, on the one hand can be so that whole box culvert structure obtains level and smooth surface, and on the other hand accessible carries out effectual protection to it to the cladding at concrete structure edge, avoids the edge damage because of the collision causes. Wherein, each bolt structure is directly formed in the concrete structure through the positioning of the mould in the process of pouring the concrete structure, thereby ensuring the sufficient connection strength.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Figure 1 is a schematic structural view of a concrete structure;

FIG. 2 is a schematic structural view of a clad steel sheet;

FIG. 3 is a schematic view showing the arrangement position of the annular projection;

FIGS. 4 and 5 are sectional views of two structural forms of the annular projection;

FIG. 6 is a schematic structural diagram of a junction of two culverts;

FIG. 7 is an enlarged view of a portion of FIG. 6 at A;

reference numerals:

the concrete structure 1, the cladding steel plate 2, the end plate 21, the side plate 22, the annular bulge 23, the trapezoidal top cap 23a, the column body 23b, the groove body structure 24, the inner limiting surface 24a, the outer limiting surface 24b, the clamping block 24c, the clamping groove 3 and the annular sealing ring 4.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are the directions or positional relationships indicated on the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element indicated must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. This embodiment is written in a progressive manner.

The first embodiment is as follows:

as shown in fig. 1 and 2, a box culvert connecting structure comprises a concrete structure 1 and a clad steel plate 2; concrete structure 1 becomes cavity structure, and the inboard and/or the outside at both ends are provided with one-level stair structure, and cladding steel sheet 2 includes carries out the terminal plate 21 of cladding to concrete structure 1's terminal surface to and carry out the curb plate 22 of cladding because of stair structure's setting and the part of indentation, wherein, the surface of curb plate 22 with concrete structure 1's surface flushes, and end plate 21 and curb plate 22 are provided with a plurality of bolt structures towards one side of concrete structure 1, and in the bolt structure embedding concrete structure 1 for connecting concrete structure 1 and cladding steel sheet 2, be provided with the hole site that supplies steel bar structure to run through on the terminal plate 21, steel bar structure is used for connecting each box culvert.

Through the structure, on one hand, the whole box culvert structure can obtain a smooth outer surface, on the other hand, the concrete structure 1 can be effectively protected by cladding the edge, and edge damage caused by collision is avoided. Wherein, each bolt structure is directly formed in the concrete structure 1 through the positioning of a mould in the process of pouring the concrete structure 1, thereby ensuring the enough connection strength.

Preferably, as the above embodiment, the end plate 21 at one end of the concrete structure 1 is provided with the annular protrusion 23 around the cavity structure, the end plate 21 at the other end of the concrete structure 1 is provided with the plurality of groove structures 24 corresponding to the annular protrusion partially, and when two adjacent culverts are butted, the annular protrusion is partially embedded into the groove structures 24. As shown in fig. 3, by the above-mentioned partially embedding of the annular protrusion 23 into the slot structure 24, the position accuracy between two adjacent box culverts can be better realized, and the dislocation problem caused by uneven deposition can be avoided. The end plate 21 on one side of the groove body structure 24 is provided with the annular sealing ring 4, and the annular bulge 23 extrudes the annular sealing ring 4, so that the sealing performance is better increased.

Example two:

in this embodiment, the structures of the concrete structure 1 and the clad steel plate 2 are the same as those in the first embodiment, except that the structure of the annular protrusion 23 is optimized, the section of the annular protrusion 23 includes a trapezoidal top cap 23a and a column 23b connecting the lower bottom of the trapezoidal top cap 23a with the end plate 21, and the lower bottom of the trapezoidal top cap 23a is located between one side of the inclined waist of the trapezoid and the end plate 21 to form a clamping groove 3; the groove body structure 24 is arranged between an inner limiting surface 24a and an outer limiting surface 24b which are fixedly connected with the end plate 21, wherein a clamping block 24c corresponding to the clamping groove 3 is arranged on the inner limiting surface 24a and/or the outer limiting surface 24 b. In the preferred embodiment, as shown in fig. 4 to 7, the trapezoidal top cap 23a may be any one of a right trapezoid or an isosceles trapezoid; in fig. 4, a right trapezoid is shown, in which case, the right waist is flush with the side surface of the column 23b, and the slot 3 is formed between the bottom of the trapezoid on the side of the oblique waist and the end plate 21; fig. 5 shows the case of an isosceles trapezoid, in this case, a slot 3 is formed between the lower bottom of the trapezoid on the side corresponding to the two oblique waists and the end plate 21, and fig. 6 and 7 show the specific connection form of the annular protrusion 23 and the slot structure 24, in the above form, by controlling the inclination angle of the oblique waists of the trapezoid, the slot structure 24c can be slid into the slot 3 by guiding the oblique waists to the fixture block 24c in the process that the annular protrusion 23 is inserted into the slot structure 24, so as to achieve the connection of the two, wherein the slot structure 24 and the annular protrusion 23 can be connected with the end plate 21 by welding. An annular sealing ring 4 is arranged on the end plate 21 in the groove body structure 24, and after the clamping groove 3 is clamped with the clamping block 24c, the annular bulge 23 extrudes the annular sealing ring 4. The end plate 21 may be provided with a corresponding annular groove for mounting the annular seal ring 4, or may be directly bonded to the surface of the end plate 21 by bonding.

In order to increase the sealing effect, the end face of the annular protrusion 23, which extrudes the annular sealing ring 4, is provided with a plurality of protrusions, and the extrusion force of the annular sealing ring 4 can be increased through the arrangement of the protrusions, so that the sealing effect is improved.

It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A box culvert connecting structure is characterized by comprising a concrete structure (1) and a cladding steel plate (2);

concrete structure (1) becomes the cavity structure, and the inboard and/or the outside at both ends are provided with one-level stair structure, cladding steel sheet (2) are including right end plate (21) that the terminal surface of concrete structure (1) carries out the cladding to and carry out curb plate (22) that the cladding is carried out to the part that contracts because of stair structure's setting, wherein, the surface of curb plate (22) with the surface of concrete structure (1) flushes, end plate (21) and curb plate (22) orientation one side of concrete structure (1) is provided with a plurality of bolt structures, bolt structure embedding in concrete structure (1), be used for connecting concrete structure (1) and cladding steel sheet (2), be provided with the hole site that supplies steel bar structure to run through on end plate (21), steel bar structure is used for connecting each box culvert.

2. The box culvert connecting structure according to claim 1, characterized in that an annular protrusion (23) is arranged around the cavity structure on the end plate (21) at one end of the concrete structure (1), a plurality of groove structures (24) corresponding to the annular protrusion are arranged on the end plate (21) at the other end of the concrete structure (1), and when two adjacent box culverts are butted, the annular protrusion is partially embedded into the groove structures (24).

3. The box culvert connecting structure according to claim 2, characterized in that an annular sealing ring (4) is arranged on the end plate (21) on one side of the trough body structure (24), and the annular bulge (23) extrudes the annular sealing ring (4).

4. The box culvert connecting structure according to claim 2, characterized in that the cross section of the annular protrusion (23) comprises a trapezoidal top cap (23 a) and a column (23 b) connecting the lower bottom of the trapezoidal top cap (23 a) with the end plate (21), and the lower bottom of the trapezoidal top cap (23 a) is positioned on one side of the inclined waist of the trapezoid and forms a clamping groove (3) with the end plate (21);

the groove body structure (24) is arranged between an inner limiting face (24 a) and an outer limiting face (24 b) which are fixedly connected with the end plate (21), wherein the inner limiting face (24 a) and/or the outer limiting face (24 b) are/is provided with clamping blocks (24 c) corresponding to the clamping grooves (3).

5. The box culvert connecting structure according to claim 4, characterized in that an annular sealing ring (4) is arranged on the end plate (21) in the groove body structure (24), and after the clamping groove (3) and the clamping block (24 c) are clamped, the annular sealing ring (4) is extruded by the annular protrusion (23).

6. The box culvert connecting structure according to claim 5, characterized in that a plurality of protrusions are arranged on the end surface of the annular protrusion (23) extruding the annular sealing ring (4).