CN202031041U

CN202031041U - Oblique-crossing precast assembled reinforced concrete culvert

Info

Publication number: CN202031041U
Application number: CN201120090189XU
Authority: CN
Inventors: 刘山健
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-03-31
Filing date: 2011-03-31
Publication date: 2011-11-09
Anticipated expiration: 2021-03-31

Abstract

The utility model discloses an oblique-crossing precast assembled reinforced concrete culvert. A wall body at the middle part of the oblique-crossing culvert adopts an inverted-T-shaped reinforced concrete member (5) with a standard size, wherein a cover plate (11) covered on the upper surface of the inverted-T-shaped reinforced concrete member (5) is a cuboid reinforced concrete part with the standard size, which is provided with angle legs; the two end parts of the oblique-crossing culvert are respectively provided with an inverted-T-shaped reinforced concrete short wallboard (6) and an inverted-T-shaped reinforced concrete long wallboard (7) which form a crossing angle; and the upper parts of the inverted-T-shaped reinforced concrete short wallboard (6) and the inverted-T-shaped reinforced concrete long wallboard (7) are covered by a ladder-shaped orthogonal cover plate (8) of which one side is clung to the cover plate (11) and at least one quadrilateral oblique-crossing cover plate which is clung to the other side surface of the ladder-shaped orthogonal cover plate (8). The utility model provides the oblique-crossing precast assembled type reinforced concrete culvert which has the advantages that the construction quality is high, the speed is fast, the structure of a culvert opening part is safe, and the stability is high.

Description

Oblique prefabricated assembling type reinforced concrete culvert

Technical field

The utility model relates to a kind of culvert, is specifically related to a kind of and the prefabricated assembling type reinforced concrete culvert highway oblique.

Background technology

At present, culvert construction or cast-in-place entirely, otherwise prefabricated entirely.And existing prefabricated assembling type reinforced concrete culvert, passage be with the highway quadrature time, and referring to Fig. 1, the quadrature culvert is arranged perspective view 2, its design, construction easily, construction quality is good, and is easy to control.But to be quadrature just do for it, and promptly cover plate is made the cuboid of band angle leg, the comprehensive quadrature of cover plate and wallboard just, and the both sides body of wall is a symmetric body.When culvert and highway oblique, its angle of cut is changeable.

When culvert and highway oblique, what adopt at present is that oblique is tiltedly done, and referring to Fig. 1, the oblique cover plate of oblique is arranged perspective view 4, and promptly cover plate is tiltedly made the parallelogram body cover plate of band angle leg, and the both sides wallboard is the same with the quadrature way and identical.Tiltedly do in the method in this oblique, because the angle of cut of oblique changes, be difficult for all skew culverts of standardized construction, moreover every cover plate all is a parallelogram body cover plate, its shape is restive, its angle leg is then more complicated, causes the precision control of cover plate construction very difficult, is unfavorable for that standardization, generalization and the height of prefabricated construction refined.The culvert closing panel that this mode is set up easily moves, and wallboard easily rotates, safety of structure, stable poor.

The utility model content

Technical problem to be solved in the utility model provides a kind of construction quality height, speed is fast, hole part-structure safety, stable good oblique prefabricated assembling type reinforced concrete culvert.

In order to solve the problems of the technologies described above, the oblique prefabricated assembling type reinforced concrete culvert that the utility model provides, the middle part body of wall of skew culvert adopts standard-sized inverted T shape reinforced concrete member, the cover plate that described inverted T shape reinforced concrete member is stamped above is the standard-sized cuboid bar-reinforced concrete member of band angle leg, be respectively equipped with short wallboard of the inverted T shape steel concrete that forms the angle of cut and the long wallboard of inverted T shape steel concrete in two ends of skew culvert, short wallboard of described inverted T shape steel concrete and the long wallboard of inverted T shape steel concrete top are stamped one one side and are close to the trapezoidal formula quadrature cover plate of described cover plate and four limit body oblique cover plates of at least one another side of being close to described trapezoidal formula quadrature cover plate.

Described trapezoidal formula quadrature cover plate is the prismatoid of band angle leg, and two adjacent angular are the right angle body, and two end faces are parallel, and its two jiaos of relative legs are parallel.

Described four limit body oblique cover plates are in order to form the obform body of skew culvert, and two transverse planes of described four limit body oblique cover plates are parallel, and its two jiaos of relative legs are parallel.

The short wallboard of described inverted T shape steel concrete supports the narrow end of described trapezoidal formula quadrature cover plate, four limit body oblique cover plates separately, the long wallboard of described inverted T shape steel concrete supports the wide end of described trapezoidal formula quadrature cover plate, four limit body oblique cover plates separately, the short wallboard of described inverted T shape steel concrete, the long wallboard of inverted T shape steel concrete, trapezoidal formula quadrature cover plate form a seam plane at described cover plate and described trapezoidal formula quadrature cover plate joint, and this seam plane is vertical and runs through the barrel of whole culvert.

Adopt the oblique prefabricated assembling type reinforced concrete culvert of technique scheme, the side wall of culvert is the reinforced concrete member of inverted T shape, at the middle part of skew culvert is standard-sized body of wall inverted T shape member parts, cover plate above it is the standard-sized cuboid bar-reinforced concrete member of band angle leg, cover plate and inverted T shape reinforced concrete member are formed cage structure in the stable culvert with the basis, stop the rotation of the closing panel of skew culvert.Be respectively equipped with short wallboard of the inverted T shape steel concrete that forms the angle of cut and the long wallboard of inverted T shape steel concrete in two ends of skew culvert, short wallboard of inverted T shape steel concrete and the long wallboard of inverted T shape steel concrete top are stamped one one side and are close to the trapezoidal formula quadrature cover plate of cover plate and four limit body oblique cover plates of at least one another side of being close to trapezoidal formula quadrature cover plate, trapezoidal formula quadrature cover plate, the cubic metre of earth and stone weight that four limit body oblique cover plates bear culvert end upside, the short wallboard of inverted T shape steel concrete, long wallboard together support trapezoidal formula quadrature cover plate of inverted T shape steel concrete and four limit body oblique cover plates, trapezoidal formula quadrature cover plate is subjected to stopping of cover plate, can not be to left and rotation, short wallboard of the inverted T shape steel concrete that the both sides relative angle leg of trapezoidal formula quadrature cover plate supports and the long wallboard of inverted T shape steel concrete bear the horizontal pressure force of both sides soil stone, because trapezoidal formula quadrature cover plate can not horizontally rotate, cause short wallboard of inverted T shape steel concrete and the long wallboard of the inverted T shape steel concrete top can rotational deformation, thereby four limit body oblique cover plate can make four limit bodies and form obliques, and four limit body oblique cover plates can not horizontally rotate yet, finally make whole culvert end form stability and safety structural system mutually, bear native stone gravity in vertical direction, bear native stone horizontal pressure force in the horizontal direction, native stone horizontal component can be born along the hole direction, a small amount of sedimentation of this combining structure body can also be allowed.

The utility model adopts the mode prefabricated construction skew culvert middle part of quadrature, is that oblique is just done, and earlier culvert is divided into end, middle part, end three parts; The same in the way at the culvert middle part way during with quadrature, promptly quadrature is just done, and cover plate is for being with the cuboid of angle leg; The polylith abnormity cover plate of band angle leg is set in culvert two ends, and its both sides wallboard length differs, and is convenient to form oblique.Promptly utilize the mould of quadrature, construction technology and mode, are finished the very big part workload of skew culvert fast at high-quality, the hole part of also can constructing safely, reliably, quickly simultaneously, thereby can handle the prefabricated culvert of oblique well.The skew culvert end also is made up of prefabricated units, the prefabricated units construction is all adopted in the middle part of culvert, end the most at last, and their member all is to adopt with a kind of mould, with a kind of mode, with a kind of complexity in plant produced, make the whole wallboards, cover plate of whole oblique culvert of reinforced concrete can both prefabricated, lifting, be convenient to production management.The cover plate at culvert middle part is a cuboid, forms independent stable culvert middle part with wallboard, and can stop the rotation of the trapezoidal cover plate in skew culvert end.The middle part of culvert is long more a lot of than the end of culvert, and it is the same with the way of the prefabricated assembling type reinforced concrete culvert of quadrature that the quadrature at middle part is just being done, and it is simple, quick, reliable; And there are a small amount of cover plate and wallboard in two ends, and its way is special, and related request is arranged, and still adopt the equipment construction of quadrature, and its workload is less, and cost is low, favourable each side control and management.

In sum, the utility model is that a kind of construction quality height, speed are fast, hole part-structure safety, stable good oblique prefabricated assembling type reinforced concrete culvert.

Description of drawings

Fig. 1 is the layout schematic diagram of the utility model skew culvert on highway;

Fig. 2 is the layout perspective view of the cover plate of the utility model skew culvert;

Fig. 3 is the trapezoidal formula quadrature structure of cover plate schematic diagram of the utility model skew culvert;

Fig. 4 is the schematic three dimensional views at the A place among Fig. 1.

The specific embodiment

The utility model is described in further detail below in conjunction with the drawings and specific embodiments.

Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, on highway 1, be provided with oblique prefabricated assembling type reinforced concrete culvert 3, the middle part body of wall of skew culvert adopts standard-sized inverted T shape reinforced concrete member 5, the cover plate 11 that inverted T shape reinforced concrete member 5 is stamped above is standard-sized cuboid bar-reinforced concrete members of band angle leg, be respectively equipped with short wallboard 6 of the inverted T shape steel concrete that forms the angle of cut and the long wallboard 7 of inverted T shape steel concrete in two ends of skew culvert, short wallboard 6 of inverted T shape steel concrete and the long wallboard of inverted T shape steel concrete 7 tops are stamped one one side and are close to the trapezoidal formula quadrature cover plate 8 of cover plate 11 and the one or the four limit body oblique cover plate 9 and the two or the four limit body oblique cover plate 10 of an another side of being close to trapezoidal formula quadrature cover plate 8, trapezoidal formula quadrature cover plate 8 is prismatoids of band angle leg, two adjacent angular are the right angle body, two end faces are parallel, and its two jiaos of relative legs are parallel.The one or four limit body oblique cover plate 9 and the two or four limit body oblique cover plate 10 are in order to form the obform body of skew culvert, and the one or four limit body oblique cover plate 9 is parallel with two transverse planes of the two or four limit body oblique cover plate 10, and its two jiaos of relative legs are parallel.The short wallboard 6 of inverted T shape steel concrete supports the narrow end of trapezoidal formula quadrature cover plate the 8, the 1 limit body oblique cover plate 9 and the two or four limit body oblique cover plate 10 separately, the long wallboard 7 of inverted T shape steel concrete supports the wide end of trapezoidal formula quadrature cover plate the 8, the 1 limit body oblique cover plate 9 and the two or four limit body oblique cover plate 10 separately, the short wallboard 6 of inverted T shape steel concrete, the long wallboard 7 of inverted T shape steel concrete, trapezoidal formula quadrature cover plate 8 form a seam plane in cover plate 11 and trapezoidal formula quadrature cover plate 8 joints, and this seam plane is vertical and runs through the barrel of whole culvert.

Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, support trapezoidal formula quadrature cover plate 8 separately by the short wallboard 6 of inverted T shape steel concrete, one end of the one or four limit body oblique cover plate 9 and the two or four limit body oblique cover plate 10, the long wallboard 7 of inverted T shape steel concrete supports trapezoidal formula quadrature cover plate 8 separately, the other end of the one or four limit body oblique cover plate 9 and the two or four limit body oblique cover plate 10, trapezoidal formula quadrature cover plate 8 forms rock-steady structure by the short wallboard 6 of inverted T shape steel concrete of its angle leg support and the top of the long wallboard 7 of inverted T shape steel concrete, and the native stone horizontal force of short wallboard 6 of inverted T shape steel concrete and the long wallboard 7 of inverted T shape steel concrete is cancelled out each other by the angle leg in the upper end.The one or four limit body oblique cover plate 9 and the two or four limit body oblique cover plate 10 etc. mainly rise and bear native masonry usefulness, and can not rotate because of the short wallboard 6 of inverted T shape steel concrete and the long wallboard 7 of inverted T shape steel concrete push.Move left on trapezoidal formula quadrature cover plate 8 levels of cover plate 11 preventions, make trapezoidal formula quadrature cover plate 8 become the stable core of the prefabricated culvert of oblique.

Claims

1. oblique prefabricated assembling type reinforced concrete culvert, it is characterized in that: the middle part body of wall of skew culvert adopts standard-sized inverted T shape reinforced concrete member (5), the cover plate (11) that described inverted T shape reinforced concrete member (5) is stamped above is the standard-sized cuboid bar-reinforced concrete member of band angle leg, be respectively equipped with short wallboard (6) of the inverted T shape steel concrete that forms the angle of cut and the long wallboard of inverted T shape steel concrete (7) in two ends of skew culvert, short wallboard (6) of described inverted T shape steel concrete and the long wallboard of inverted T shape steel concrete (7) top are stamped one one side and are close to the trapezoidal formula quadrature cover plate (8) of described cover plate (11) and four limit body oblique cover plates of at least one another side of being close to described trapezoidal formula quadrature cover plate (8).

2. oblique prefabricated assembling type reinforced concrete culvert according to claim 1 is characterized in that: described trapezoidal formula quadrature cover plate (8) is the prismatoid of band angle leg, and two adjacent angular are the right angle body, and two end faces are parallel, and its two jiaos of relative legs are parallel.

3. oblique prefabricated assembling type reinforced concrete culvert according to claim 1 and 2, it is characterized in that: described four limit body oblique cover plates are in order to form the obform body of skew culvert, two transverse planes of described four limit body oblique cover plates are parallel, and its two jiaos of relative legs are parallel.

4. oblique prefabricated assembling type reinforced concrete culvert according to claim 1 and 2, it is characterized in that: the short wallboard of described inverted T shape steel concrete (6) supports described trapezoidal formula quadrature cover plate (8) separately, the narrow end of four limit body oblique cover plates, the long wallboard of described inverted T shape steel concrete (7) supports described trapezoidal formula quadrature cover plate (8) separately, the wide end of four limit body oblique cover plates, the short wallboard (6) of described inverted T shape steel concrete, the long wallboard of inverted T shape steel concrete (7), trapezoidal formula quadrature cover plate (8) forms a seam plane in described cover plate (11) and described trapezoidal formula quadrature cover plate (8) joint, and this seam plane is vertical and runs through the barrel of whole culvert.