CN111287099A - Square culvert component and method for assembling square culvert - Google Patents

Abstract

The invention relates to the field of construction engineering, and discloses a square culvert assembly and a method for assembling a square culvert. The square culvert assembly includes a first square culvert (10), a second square culvert (20), a rigid part (30) and a seal The first square culvert (10) and the second square culvert (20) have a frame-shaped connecting surface, the connecting surface is provided with a reinforcing bar part protruding from the connecting surface, and the reinforcing bar part has a central through hole, and the first square culvert is provided with a central through hole. The connecting surface and the connecting surface of the second culvert face each other and have a gap, so that the central through hole of the reinforcement part of the first culvert and the central through hole of the reinforcement part of the second culvert form an overlapping part, and the rigid part passes through The overlapping part is arranged, the sealing strip is arranged perpendicular to the connecting surface along the outer and inner edges of the connecting surface, and the sealing strip connects the first square culvert and the second square culvert so that the sealing strip and the connecting surface jointly define the grouting chamber, and the grouting chamber Filled with construction potting material to secure the rigid member in the grout chamber. The square culvert assembly provided by the present application is easy to assemble and has high strength.

Description

Square culvert assembly and method for assembling a square culvert

technical field

The invention relates to the field of construction engineering, in particular to a square culvert assembly and a method for assembling a square culvert.

Background technique

At present, most square culverts use cast-in-place reinforced concrete structures. The cast-in-place concrete culverts need to bind steel bars on site, pour concrete on site and then maintain them. The construction period is long, and the quality of on-site construction is difficult to control. Cast-in-place concrete is subject to many external constraints, such as weather and environmental factors.

In recent years, the development trend of the prefabricated industry has been strong, and prefabricated square culvert products have appeared one after another. Throughout and analysis of various prefabricated square culverts on the market, the connection methods mainly include socket connection, prestressed steel strand connection, etc. , mostly used as pipe gallery, drainage, etc. The overall stability of this assembled square culvert is relatively poor, and the scope of use is limited. For square culverts connected by sockets, the interface rubber ring is easy to age, and has higher requirements for terrain and foundation treatment; prefabricated square culverts connected by prestressed steel strands have stricter construction process requirements, relatively complex procedures, and overall The stability is slightly poor, and the quality is difficult to control.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a square culvert assembly in order to overcome the problems existing in the prior art that the existing square culvert is inconvenient to assemble and is greatly affected by weather conditions.

In order to achieve the above object, one aspect of the present invention provides a square culvert assembly, the square culvert assembly includes a first square culvert, a second square culvert, a rigid part and a sealing strip, the first square culvert and the second square culvert are both It has a frame-shaped connecting surface, the connecting surface is provided with a reinforcing bar part protruding from the connecting surface, the reinforcing bar part has a central through hole, the connecting surface of the first square and the second The connecting surfaces of the square culvert face each other with a gap so that the center through hole of the reinforcing bar portion of the first square culvert and the central through hole of the reinforcing bar portion of the second square culvert form an overlapping portion , the rigid member is arranged through the overlapping portion, the sealing strip is arranged perpendicular to the connection surface along the outer and inner edges of the connecting surface, and the sealing strip connects the first square and the The second square is such that the sealing strip and the connecting surface jointly define a grouting chamber, and the grouting chamber is filled with construction pouring material to fix the rigid member in the grouting chamber.

Preferably, the reinforcing bar part includes a plurality of reinforcing bar rings protruding on the connecting surface, the connecting surface includes four slender splicing surfaces, and a plurality of the corresponding splicing surfaces on the two splicing surfaces Rebar rings are staggered.

Preferably, each of the reinforcing bar rings is arranged across the splicing surface, and a plurality of the reinforcing bar rings are arranged in sequence along the length direction of the splicing surface.

Preferably, the central through hole of the reinforcement ring on each of the splicing surfaces is perpendicular to the length direction of the splicing surface.

Preferably, the square culvert assembly includes four rigid parts, and the four rigid parts respectively extend along the length direction of the four splicing surfaces and are arranged through a plurality of the reinforcing steel rings.

Preferably, the sealing strip is provided with a pouring hole for pouring into the grouting chamber.

Preferably, the rigid member is an I-beam.

Preferably, the construction pouring material is cement slurry or concrete.

Preferably, the connecting surface is formed by splicing a plurality of frame-shaped arrays, so that the square culvert assembly forms a plurality of pipes.

A second aspect of the present invention provides a method for assembling a square culvert, the method being used for the above-mentioned square culvert assembly, the method comprising: S1: aligning the connecting surface of the first square culvert with the second restraint The connecting surface of the square culvert, so that a gap is formed between the connecting surface of the first culvert and the connecting surface of the second culvert, so that the steel bar portion of the first culvert can be and forming an overlapping portion with the reinforcing steel portion of the second square culvert; S2: disposing a rigid member through the overlapping portion; S3: pouring the construction grouting material into the grouting chamber.

Through the above technical solution, using the square culvert component provided by the present application, the rigid part is fixed in the grouting chamber formed between the first square culvert and the second square culvert by using the construction pouring material, forming a rigid beam connection, ensuring the The connection strength between the two square culverts is improved; and the anti-seepage performance of the square culvert components is improved due to the sealing by the construction pouring material.

Description of drawings

1 is a perspective view of a square culvert assembly provided according to a preferred embodiment of the present invention;

Fig. 2 is the schematic diagram that the reinforcement part of the square culvert assembly of Fig. 1 and the rigid part cooperate;

3 is an exploded view of the square culvert assembly provided by the preferred embodiment of the present invention in the process of assembling;

Fig. 4 is the schematic diagram of the assembly process of the square culvert assembly of Fig. 3;

FIG. 5 is a schematic diagram of the final assembly of the square culvert assembly of FIG. 3 .

Description of reference numerals

10-First culvert 20-Second culvert 30-Rigid part 40-Outer edge sealing plate

50-Rebar ring 60-Third party culvert 70-Inner edge sealing plate

Detailed ways

The present invention provides a square culvert assembly, the square culvert assembly includes a first square culvert 10, a second square culvert 20, a rigid part 30 and a sealing strip, the first square culvert 10 and the second square culvert 20 are both There is a frame-shaped connecting surface, the connecting surface is provided with a reinforcing bar part protruding from the connecting surface, the reinforcing bar part has a central through hole, and the connecting surface of the first square culvert 10 and the No. The connecting surfaces of the second culvert 20 face each other with a gap so that the center through hole of the reinforcing bar portion of the first culvert 10 and the center of the reinforcing bar portion of the second culvert 20 communicate with each other. The hole forms an overlapping portion, the rigid member 30 is arranged through the overlapping portion, the sealing strip is arranged along the outer and inner edges of the connecting surface perpendicular to the connecting surface, and the sealing strip connects the first The square culvert 10 and the second square culvert 20 make the sealing strip and the connecting surface together define a grouting chamber, and the grouting chamber is filled with construction pouring material to fix the rigid member 30 in the place. in the grout chamber. Wherein, the first square culvert 10 and the second square culvert 20 provided by the present application can be made of reinforced concrete, and the sealing strip is also made of reinforced concrete.

As shown in FIG. 1 , when the first culvert 10 and the second culvert 20 are aligned and arranged, the central through hole of the reinforcing bar part of the first culvert 10 and the central through hole of the reinforcing bar part of the second culvert 20 are formed. the overlapping part, the rigid part 30 is arranged in the grouting chamber through the overlapping part, and the rigid part 30 is fixed in the grouting chamber formed between the first square culvert 10 and the second square culvert 20 by the construction pouring material, A rigid beam-type connection is formed to ensure the connection strength between the first square culvert 10 and the second square culvert 20; and the anti-seepage performance of the square culvert assembly is improved due to the sealing by the construction pouring material.

In the embodiment of the present application, the cross sections of the first culvert 10 and the second culvert 20 are rectangular, and the pipes of the first culvert 10 and the second culvert 20 are also rectangular, so the frame-shaped connecting surface includes 4 slender splicing surfaces, a rigid member 30 is arranged between each pair of opposite splicing surfaces of the first square culvert 10 and the second square culvert 20, and the reinforcing bar part includes a plurality of reinforcing bars protruding on the connecting surface The rings 50, the reinforcing bar rings 50 on the connecting surface of the first square culvert 10 and the reinforcing bar rings 50 on the connecting surface of the second square culvert 20 are arranged in a staggered manner. The length direction is arranged in sequence, preferably at equal intervals, the reinforcing bar rings 50 are arranged across the width of the splicing surface and the central through hole of the reinforcing bar ring 50 on each splicing surface is perpendicular to the length direction of the splicing surface.

Referring to the structure shown in FIG. 2 , the steel ring 50 on the connecting surface of the first culvert 10 and the reinforcing ring 50 on the connecting surface of the second culvert 20 are the same in size. When the culverts 20 are aligned and arranged, the reinforcement rings 50 of the first culvert 10 and the reinforcement rings 50 of the second culvert 20 overlap each other, so that the rigid member 30 can pass through each pair of the first culvert 10 and the second culvert 20 All the through holes of the steel bar rings 50 between the opposite splicing surfaces are provided.

Wherein, in the structure shown in FIG. 2 , the rigid members 30 arranged in the horizontal direction are supported by the lower frame of the reinforcement ring 50 , and the rigid members 30 arranged in the vertical direction can be supported on the rigid members 30 below it.

The rigid part 30 selects I-beam, and the construction pouring material can select cement slurry or concrete, and the structure of the I-beam can be better combined with cement slurry or fine stone concrete and self-compacting concrete, but the application is not limited to this, The rigid member 30 can also be selected from channel steel, square steel with holes, or the like.

In order to pour the construction pouring material into the grouting chamber, a pouring hole is opened on the sealing strip, and the pouring hole is preferably opened on the part of the sealing strip located on the top surface, so as to prevent the pouring material from flowing out of the grouting cavity.

It should be noted that the square culvert assembly provided in this application is not limited to the form of a single-hole pipeline. The first square culvert 10 and the second square culvert 20 can also be the common double-hole, four-hole and other porous forms of square culverts. In the porous square culvert, a steel ring can be arranged on the connecting surface surrounding each hole to ensure that four rigid parts 30 are arranged around each hole, and then the cement slurry or concrete can be poured.

The square culvert assembly of the present application can be spliced with other single square culverts or square culvert assemblies with steel rings. Referring to the structures shown in FIG. 3 , FIG. 4 and FIG. The side is also provided with a connecting surface and a reinforcing bar ring 50 located on the connecting surface. The culvert 60 is connected, and through this connection structure, the culvert assembly provided by this application can connect any number of culverts.

A second aspect of the present application provides a method for assembling a square culvert. The method utilizes the above-mentioned square culvert assembly, and the method includes S1: aligning the connection surface of the first square culvert 10 with the connection surface of the second square culvert 20, so that the first square culvert 20 is connected. A gap is formed between the connecting surface of the first culvert 10 and the connecting surface of the second culvert 20, so that the central through hole of the reinforcing bar part of the first culvert 10 and the central through hole of the reinforcing bar part of the second culvert 20 are overlapped. part; S2: disposing the rigid member 30 through the overlapping part; S3: pouring the construction pouring material into the grout chamber.

Specifically, referring to the structure shown in FIG. 1 , the sealing strip includes a whole annular inner edge sealing plate 70 arranged on the inner edge of the connecting surface and four outer edge sealing plates 40 arranged on the outer edge of the connecting surface, The width of the inner edge sealing plate 70 and the outer edge sealing plate 40 is equal to the width of the gap between the first culvert 10 and the second culvert 20, so only one of the first culvert 10 and the second culvert 20 is required. In the structure shown in FIG. 3 , the annular inner edge sealing plate 70 and the four outer edge sealing plates 40 are all arranged on the second square culvert 20 .

Among them, the length of the four outer sealing plates 40 is smaller than the side length of the square culvert, so that the four corners of the grouting chamber are not completely closed, so that the rigid parts 30 can be inserted from the four corners. Following a certain sequence, firstly insert the rigid parts 30 of the grouting chamber below in the horizontal direction, then insert the rigid parts 30 of the grouting chamber on both sides from the upper two corners in the vertical direction, and finally The rigid member 30 is inserted into the upper grouting chamber in the horizontal direction, through this structure, the I-beams located on both sides can be supported on the I-beams located on the lower layer. In addition, in order to prevent the material from flowing out when pouring the material into the grouting chamber, especially from the lower two corners, rubber pads can be inserted into the lower two corners. The rubber pads can prevent the pouring material from flowing out and the rubber The mat is finally set in the grout chamber together with the pour material.

The square culvert assembly provided in this application can be used as a pipe gallery channel, and pipelines such as cables are arranged in the channel composed of multiple square culverts. The channel composed of multiple square culverts has good seepage resistance, so water can also be directly passed through the channel, thus serving as a water pipeline.

The preferred embodiments of the present invention have been described above in detail with reference to the accompanying drawings, however, the present invention is not limited thereto. Within the scope of the technical concept of the present invention, various simple modifications can be made to the technical solution of the present invention. Include individual specific technical features combined in any suitable manner. In order to avoid unnecessary repetition, the present invention will not describe various possible combinations. However, these simple modifications and combinations should also be regarded as the contents disclosed in the present invention, and all belong to the protection scope of the present invention.

Claims (10)

1. A square culvert assembly, characterized in that the square culvert assembly comprises a first square culvert (10), a second square culvert (20), a rigid part (30) and a sealing strip, and the first square culvert ( 10) and the second square culvert (20) both have a frame-shaped connecting surface, the connecting surface is provided with a reinforcing bar part protruding from the connecting surface, the reinforcing bar part has a central through hole, and the first The connecting surface of the first culvert (10) and the connecting surface of the second culvert (20) face each other with a gap, so that the steel bar portion of the first culvert (10) has a gap. The center through hole and the center through hole of the reinforcing bar part of the second square culvert (20) form an overlapping portion, the rigid member (30) is arranged through the overlapping portion, and the sealing strip is along the connecting surface The outer and inner edges of the sealing strip are arranged perpendicular to the connecting surface, and the sealing strip connects the first culvert (10) and the second culvert (20) so that the sealing strip and the connecting surface share the same A grouting chamber is defined, and the grouting chamber is filled with a construction potting material to secure the rigid member (30) in the grouting chamber. 2. The square culvert assembly according to claim 1, characterized in that the reinforcing bar part comprises a plurality of reinforcing bar rings (50) protruding on the connecting surface, and the connecting surface comprises four slender splices face, a plurality of the reinforcing bar rings (50) on the corresponding two splicing faces are arranged in a staggered manner. 3. The square culvert assembly according to claim 2, characterized in that each said reinforcing bar ring (50) is arranged across said splicing surface, and a plurality of said reinforcing bar rings (50) are arranged along said splicing surface Arranged in sequence in the length direction. 4. The square culvert assembly according to claim 3, wherein the central through hole of the reinforcing bar ring (50) on each of the splicing surfaces is perpendicular to the length direction of the splicing surface. 5 . The square culvert assembly according to claim 2 , wherein the square culvert assembly comprises four rigid parts ( 30 ), and the four rigid parts ( 30 ) are respectively along the four splicing surfaces. 6 . The length direction of the steel bar extends in the length direction and is arranged through the plurality of said steel bar rings (50). 6 . The square culvert assembly according to claim 1 , wherein the sealing strip is provided with a pouring hole for pouring into the grouting chamber. 7 . 7. The square culvert assembly according to claim 1, wherein the rigid member (30) is an I-beam. 8 . The square culvert assembly according to claim 1 , wherein the construction pouring material is cement slurry or concrete. 9 . 9 . The square culvert assembly according to claim 1 , wherein the connecting surface is formed by splicing a plurality of frame-shaped arrays, so that the square culvert assembly forms a plurality of pipes. 10 . 10. A method for assembling a square culvert, characterized in that the method is used to assemble the square culvert assembly of claim 1, the method comprising: S1: Align the connection surface of the first square (10) with the connection surface of the second square (20), so that the connection surface of the first square (10) and A gap is formed between the connecting surfaces of the second culvert (20), so that the central through hole of the reinforcing bar part of the first culvert (10) and the second culvert (20) ) of the central through hole of the reinforcing bar portion to form an overlapping portion; S2: disposing the rigid member (30) through the overlapping portion; S3: pouring the construction pouring material into the grout chamber.

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