CN212865649U

CN212865649U - Prefabricated formula box culvert and concatenation formula concrete culvert pipe

Info

Publication number: CN212865649U
Application number: CN202021387191.9U
Authority: CN
Inventors: 赵华
Original assignee: Henan Hongjing Construction Engineering Co ltd
Current assignee: Henan Hongjing Construction Engineering Co ltd
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2021-04-02
Anticipated expiration: 2030-07-14

Abstract

The utility model relates to a prefabricated formula box culvert and concatenation formula concrete culvert pipe, including the box that is the annular setting, be equipped with the location bulge loop on the terminal surface of box one end, be equipped with on the terminal surface of box other end with location bulge loop complex positioning groove, the sleeve pipe that supplies steel strand wires to wear to establish is buried underground along box length direction in the box, the sleeve pipe both ends extend to the box outside. During construction, the box bodies are connected in sequence, the positioning convex rings are matched with the positioning grooves, connection of adjacent box bodies is achieved, then steel strands penetrate into the sleeve pipes, grouting is conducted into the sleeve pipes after the steel strands are stretched, the adjacent box bodies are fixed, culvert pipes can be formed, templates do not need to be erected on site, box culverts can be prefabricated firstly, and the box culverts can be carried to the site for splicing, so that the construction efficiency is effectively improved, and the construction cost is reduced.

Description

Prefabricated formula box culvert and concatenation formula concrete culvert pipe

Technical Field

The application relates to the technical field of culvert pipe laying, in particular to a prefabricated box culvert and a spliced concrete culvert pipe.

Background

The cement culvert pipe is a pipeline buried under the ground surface, is formed by casting reinforced concrete and is commonly called as a cement pipe. At present, most of the existing culvert pipes are constructed in a cast-in-place mode, when the construction in the cast-in-place mode is adopted, a template needs to be erected on site, the template is erected and then poured, the template is erected in sequence along the length direction of the culvert pipe to be poured, the construction of the culvert pipe is finally completed, the construction period is long, and the cost is high.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, the purpose of this application is to provide a prefabricated formula box culvert, need not carry out cast in situ, can effectively shorten construction cycle, reduces construction cost.

The above object of the present invention is achieved by the following technical solutions: the utility model provides a prefabricated formula box culvert, is including the box that is the annular setting, be equipped with the location bulge loop on the box one end terminal surface, be equipped with on the box other end terminal surface with location bulge loop complex positioning groove, the sleeve pipe that supplies steel strand wires to wear to establish is buried underground along box length direction in the box, the sleeve pipe both ends extend to the box outside.

By adopting the technical scheme, during construction, the box bodies are connected in sequence, the positioning convex rings are matched with the positioning grooves, connection of the adjacent box bodies is achieved, then the steel strands penetrate into the sleeve, grouting is conducted into the sleeve after the steel strands are tensioned, the adjacent box bodies are fixed, the culvert pipes can be formed, templates do not need to be erected on site, the box culvert can be prefabricated firstly, and the box culvert is transported to be spliced on site, so that the construction efficiency is effectively improved, and the construction cost is reduced.

The application is further configured to: one end of each sleeve is positioned in the positioning groove, the sleeves are arranged in two rows and symmetrically arranged on the upper side and the lower side of the box body, and the sleeves are plastic corrugated sleeves.

Through adopting above-mentioned technical scheme, set up many sleeve pipes, can wear to establish many steel strands in the box, increase the joint strength between the adjacent box, because the sleeve pipe is the plastic corrugated sleeve pipe, after the slip casting, can effectively increase the area of contact between steel strand wires and the box, effectively improved the fixed effect between the adjacent box.

The application is further configured to: the box body is characterized in that guide blocks are symmetrically arranged at one end of the box body, one end of each guide block and the other end of the box body are fixed to extend out of the box body, and a guide groove matched with the part, extending out of the box body, of each guide block on the adjacent box body is formed in the other end of each box body.

By adopting the technical scheme, when the box is installed, the adjacent box bodies can be conveniently aligned through the guide block and the guide groove, the assembling efficiency is further improved, and the connecting strength between the two adjacent box bodies can be further improved.

The application is further configured to: the one end fixedly connected with fixed block of guide block is kept away from to the box, the guide way sets up in the fixed block, fixedly connected with lug on the guide block, be equipped with on the fixed block with lug complex open slot, the open slot communicates with each other with the guide way, be equipped with on the fixed block when adjacent box butt with the locating part of lug restriction in the open slot.

Through adopting above-mentioned technical scheme, through setting up the locating part, can fix the lug in the open slot, realize the fixed of guide block and guide way to further improve the joint strength between the adjacent box.

The application is further configured to: the locating part is including the limiting plate that is the U-shaped setting, the limiting plate both ends slide with the fixed block and are connected, limiting plate sliding direction is perpendicular with the guide block sliding direction, be equipped with the elastic component that the drive stopper slided towards the fixed block on the fixed block, the open slot is stretched out to the one end that the guide block was kept away from to the lug, be equipped with on the limiting plate and supply lug male spacing hole when adjacent box butt.

Through adopting above-mentioned technical scheme, because the direction of sliding of limiting plate is perpendicular with the direction of sliding of guide block, after the lug inserted spacing downthehole, the limiting plate can restrict the lug and slide to realize the fixed of guide block, simple structure, convenient operation.

The application is further configured to: the adjustable limiting device is characterized in that an adjusting groove communicated with the limiting hole is formed in the limiting plate and close to the opening end of the open groove, an adjusting plate is arranged in the adjusting groove in a sliding mode along the length direction of the guide groove, and an adjusting bolt for driving the adjusting plate to slide towards the limiting hole is connected to the fixing block in a threaded mode.

Through adopting above-mentioned technical scheme, rotate adjusting bolt, adjust the screw drive regulating plate and slide, can realize the regulation of spacing hole size, ensure that the lug can get into spacing downthehole, also can realize supporting tightly of lug simultaneously, improve the fixed effect of lug and spacing hole.

The application is further configured to: the lug is wedge-shaped, and the inclined plane of the lug faces the limiting plate on the adjacent box body.

Through adopting above-mentioned technical scheme, after the guide block inserted the guide way, the lug can jack-up the limiting plate to make things convenient for the lug to get into spacing downthehole, do not need operating personnel manual to remove the limiting plate to the lug outside, simplified operation process.

Another aim at of this application provides a concatenation formula concrete culvert pipe, lays efficiently, and construction cost is low.

The utility model provides a contain concatenation formula concrete culvert pipe of above-mentioned prefabricated formula box culvert, includes the culvert pipe segment that forms by connecting gradually a plurality of boxes, and is adjacent connect through the post-cast strip between the culvert pipe segment.

By adopting the technical scheme, due to the adoption of the box culvert, construction can be carried out in a splicing mode, a large number of templates do not need to be erected on site, the laying efficiency is effectively improved, and the construction cost is reduced.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the construction is carried out in a prefabricating mode, so that the construction efficiency can be effectively improved, and the construction cost is reduced;

2. the guide block is matched with the guide groove during splicing, so that the box body can be guided to move, and the box body is very convenient to splice.

Drawings

Fig. 1 is a schematic diagram of box splicing according to a first embodiment of the present application (omitting a positioning block and a fixing block).

Fig. 2 is a sectional view of the case according to the first embodiment of the present application.

Fig. 3 is a schematic view illustrating a connection between a positioning block and a positioning groove according to an embodiment of the present application.

Fig. 4 is an exploded view of a stopper assembly according to the first embodiment of the present application.

Fig. 5 is a schematic overall structure diagram of the second embodiment of the present application.

In the figure, 1, a box body; 11. a duct; 12. positioning the convex ring; 13. a positioning groove; 2. a sleeve; 3. steel strand wires; 4. a guide block; 41. a bump; 42. embedding bolts in advance; 5. a fixed block; 51. a guide groove; 52. an open slot; 53. sinking a groove; 6. a limiting plate; 61. a limiting hole; 62. an adjustment groove; 63. an adjusting plate; 64. a U-shaped frame; 65. adjusting the bolt; 7. a spring; 8. a culvert section; 81. and connecting the reinforcing steel bars.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The first embodiment is as follows:

referring to fig. 1 and 2, for the prefabricated box culvert disclosed by the application, the prefabricated box culvert comprises a box body 1 which is annularly arranged, a through duct 11 is arranged in the box body 1, the box body 1 is formed by pouring concrete, a positioning convex ring 12 is arranged on the end face of one end of the box body 1, a positioning groove 13 matched with the positioning convex ring 12 is arranged at the other end of the box body 1, the positioning groove 13 is also annularly arranged, the positioning convex ring 12 and the positioning groove 13 are arranged outside the duct 11 in a surrounding manner, the box culvert is prefabricated firstly and then is transported to the site during construction, the box body 1 is sequentially connected, the positioning convex ring 12 and the positioning groove 13 are mutually matched to realize the connection of adjacent box bodies 1, then the adjacent box bodies 1 are fixed to form the culvert, a culvert pipe can be formed, because a template does not need to be erected on the site, the construction efficiency is effectively improved, and the construction cost is reduced.

Referring to fig. 1 and 2, for realizing the fixing of adjacent box 1, bury the sleeve pipe 2 that supplies steel strand wires 3 to wear to establish along box 1 length direction in box 1 underground, sleeve pipe 2 sets up along the length direction of duct 11, the sleeve pipe 2 both ends extend to the box 1 outside, after adjacent box 1 is connected, sleeve pipe 2 on the adjacent box 1 aligns, can penetrate sleeve pipe 2 with steel strand wires 3 afterwards in, steel strand wires 3 run through all boxes 1 after, pour into thick liquid in the sleeve pipe 2 again, treat the cement solidification back that pours into, can realize the fixing of adjacent box 1.

Referring to fig. 1 and fig. 2, in order to improve the fixed effect between the adjacent box 1, the sleeve pipe 2 tip is located positioning groove 13, cement leakage during the slip casting can be avoided like this, sleeve pipe 2 is two, the symmetry sets up the upper and lower both sides at box 1, every sleeve pipe 2 that is listed as 11, the even array distribution of length direction along sleeve pipe 2 place edge, set up many sleeve pipes 2, can wear to establish many steel strands 3 in box 1, increase the joint strength between the adjacent box 1, furthermore, sleeve pipe 2 is plastic corrugated sleeve pipe 2, after the slip casting, can effectively increase the area of contact between steel strand 3 and the box 1, the fixed effect between the adjacent box 1 has effectively been improved.

Referring to fig. 3 and 4, for the alignment between the adjacent box 1 of realization when convenient on-the-spot assembly, box 1 one end symmetry is equipped with guide block 4, guide block 4 level sets up, guide block 4 one end is fixed with box 1, guide block 4 is fixed through pre-buried bolt 42 on box 1, box 1 is stretched out to the other end of guide block 4, be equipped with guide way 51 at the box 1 other end, guide way 51 cooperates with the end that stretches out of guide block 4 on the adjacent box 1, when the installation, through guide block 4 and guide way 51, can conveniently align adjacent box 1, assembly efficiency has further been improved, and can also improve the joint strength between two adjacent boxes 1.

Referring to fig. 3 and 4, in order to further improve the fixing strength between adjacent boxes 1, one end of each box 1, which is far away from the corresponding guide block 4, is fixedly connected with a fixing block 5, the fixing block 5 is also fixed on the corresponding box 1 through an embedded bolt 42, a guide groove 51 is arranged in the corresponding fixing block 5, one end of the corresponding guide groove 51 extends out of the corresponding fixing block 5, and the guide block 4 on the adjacent box 1 can enter the guide block 4, a convex block 41 is fixedly connected to the corresponding guide block 4, the convex block 41 is arranged at one end, which is far away from the corresponding box 1, of the corresponding guide block 4, an open groove 52 matched with the convex block 41 is arranged on the corresponding fixing block 5, the open groove 52 is parallel to the corresponding guide groove 51 and is communicated with the corresponding guide groove 51, after the corresponding guide block 4 enters the corresponding guide groove 51, the corresponding convex block 41 enters the open, the convex block 41 can be fixed in the opening groove 52, so that the guide block 4 and the guide groove 51 are fixed, and the connection strength between the adjacent box bodies 1 is further improved.

Referring to fig. 3 and 4, for conveniently realizing the fixing of lug 41, the locating part is including the limiting plate 6 that is the setting of U-shaped, the both ends of limiting plate 6 slide with fixed block 5 and be connected, the bilateral symmetry that lies in guide way 51 on fixed block 5 is equipped with heavy groove 53, the both ends of limiting plate 6 slide with heavy groove 53 and be connected, the direction of sliding of limiting plate 6 is perpendicular with guide block 4 direction of sliding, be equipped with the elastic component that the drive stopper slided towards fixed block 5 on fixed block 5, the elastic component is including setting up spring 7 in heavy groove 53, spring 7 one end is fixed with heavy groove 53, the other end is fixed with limiting plate 6, the one end that guide block 4 was kept away from to lug 41 stretches out open slot 52, be equipped with spacing hole 61 on limiting plate 6, spacing hole 61 size and lug 41 cooperate, lug 41 inserts in spacing hole 61 when adjacent box. Because the sliding direction of the limiting plate 6 is perpendicular to the sliding direction of the guide block 4, after the protrusion 41 is inserted into the limiting hole 61, the limiting plate 6 can limit the protrusion 41 to slide, thereby fixing the guide block 4.

Referring to fig. 3 and 4, in order to make things convenient for lug 41 to get into spacing hole 61, lug 41 is the wedge setting, and the inclined plane of lug 41 sets up towards limiting plate 6 on the adjacent box 1, and back in guide block 4 inserted the guide way 51, lug 41 can be with limiting plate 6 jack-up to make things convenient for lug 41 to get into spacing hole 61, do not need the operating personnel manual to remove limiting plate 6 to the lug 41 outside, simplified operation process.

Referring to fig. 3 and 4, in order to improve the fixing effect of the bump 41 and the limiting hole 61, an adjusting groove 62 communicated with the limiting hole 61 is arranged on the limiting plate 6, the adjusting groove 62 is arranged along the sliding direction of the bump 41, the width of the adjusting groove 62 is equal to the width of the limiting hole 61, the adjusting groove 62 is arranged on the limiting plate 6 and close to the open end of the open groove 52, an adjusting plate 63 is arranged in the adjusting groove 62 along the length direction of the guide groove 51 in a sliding manner, an adjusting bolt 65 for driving the adjusting plate 63 to slide towards the limiting hole 61 is in threaded connection with the fixing block 5, the adjusting bolt 65 is arranged along the length direction of the adjusting groove 62, a U-shaped frame 64 is arranged on the limiting plate 6 around the open groove 52, the U-shaped frame 64 is fixedly connected with the limiting plate 6. The adjusting bolt 65 is rotated, the adjusting screw drives the adjusting plate 63 to slide, the size of the limiting hole 61 can be adjusted, the protruding block 41 can enter the limiting hole 61, meanwhile, the protruding block 41 can be tightly abutted, and the fixing effect of the protruding block 41 and the limiting hole 61 is improved.

The implementation principle of the embodiment is as follows: during construction, the adjacent box bodies 1 are sequentially connected, then the steel strand 3 is inserted into the sleeve 2, the steel strand 3 is tensioned, and grouting is performed in the sleeve 2 after tensioning is finished;

during the concatenation, guide block 4 on the box 1 inserts in the guide way 51 on the adjacent box 1, when guide block 4 slided in guide way 51, lug 41 on the guide block 4 with limiting plate 6 jack-up, after two box 1 butts, lug 41 gets into in the spacing hole 61 at limiting plate 6 middle parts to realize guide block 4 and fixed block 5's fixed, can rotate adjusting bolt 65 this moment, improve the compactness of connecting between two boxes 1.

Example two:

the utility model provides a concatenation formula concrete culvert pipe, refers to figure 5, includes the culvert pipe segment 8 that forms by connecting gradually a plurality of box culverts, and the box culvert in every culvert pipe segment 8 is connected through wearing to establish the steel strand wires 3 in the sleeve pipe 2, and the box culvert tip that is in 8 both ends of every culvert pipe segment is pre-buried to have connecting reinforcement 81, and is adjacent connect through the post-cast strip between the culvert pipe segment 8, and connecting reinforcement 81 can regard as the skeleton in post-cast strip, improves the structural strength in post-cast strip, owing to adopt the concatenation mode to construct, has effectively improved laying efficiency, has reduced construction cost.

The implementation principle of the embodiment is as follows: during construction, the construction of the culvert pipe segments 8 is firstly carried out, a plurality of box culverts are connected through the steel strands 3 in sequence, then templates are erected between the adjacent culvert pipe segments 8, post-pouring belts are poured, the connection of the two adjacent culvert pipe segments 8 is realized, and the concrete culvert pipe construction can be completed after the sequential laying.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a prefabricated formula box culvert, includes box (1) that is the annular setting, its characterized in that: the steel strand locating device is characterized in that a locating convex ring (12) is arranged on one end face of the box body (1), a locating groove (13) matched with the locating convex ring (12) is arranged on the other end face of the box body (1), a sleeve (2) for the steel strand (3) to penetrate is buried in the box body (1) along the length direction of the box body (1), and the two ends of the sleeve (2) extend to the outside of the box body (1).

2. The prefabricated box culvert of claim 1, wherein: one end of each sleeve (2) is located in the corresponding positioning groove (13), the sleeves (2) are arranged in two rows and symmetrically arranged on the upper side and the lower side of the box body (1), and the sleeves (2) are plastic corrugated sleeves (2).

3. The prefabricated box culvert of claim 1 or 2, wherein: the box body (1) one end symmetry is equipped with guide block (4), the other end is stretched out box (1) with the fixed other end of box (1) to guide block (4) one end, the box (1) other end be equipped with guide block (4) on adjacent box (1) stretch out box (1) part complex guide way (51).

4. The prefabricated box culvert of claim 3, wherein: the one end fixedly connected with fixed block (5) of guide block (4) are kept away from in box (1), guide way (51) set up in fixed block (5), fixedly connected with lug (41) on guide block (4), be equipped with on fixed block (5) with lug (41) complex open slot (52), open slot (52) communicate with each other with guide way (51), be equipped with on fixed block (5) when adjacent box (1) butt with the locating part of lug (41) restriction in open slot (52).

5. The prefabricated box culvert of claim 4, wherein: the locating part is including limiting plate (6) that is the U-shaped setting, limiting plate (6) both ends slide with fixed block (5) and are connected, limiting plate (6) slip direction is perpendicular with guide block (4) slip direction, be equipped with the elastic component that the drive stopper slided towards fixed block (5) on fixed block (5), open slot (52) are stretched out to the one end that guide block (4) were kept away from in lug (41), be equipped with on limiting plate (6) and supply lug (41) male spacing hole (61) when adjacent box (1) butt.

6. The prefabricated box culvert of claim 5, wherein: the utility model discloses a spacing hole (61) of fixed block (5) is equipped with the open end that is close to open slot (52) on limiting plate (6) and is equipped with communicating regulating groove (62) with spacing hole (61), it is equipped with regulating plate (63) to slide along the length direction of guide way (51) in regulating groove (62), threaded connection has drive regulating plate (63) adjusting bolt (65) that slide towards spacing hole (61) on fixed block (5).

7. The prefabricated box culvert of claim 5 or 6, wherein: the lug (41) is arranged in a wedge shape, and the inclined plane of the lug (41) faces the limiting plate (6) on the adjacent box body (1).

8. A spliced concrete culvert pipe comprising the prefabricated box culvert according to any one of the preceding claims 1 to 7, wherein: the culvert pipe segment comprises culvert pipe segments (8) formed by sequentially connecting a plurality of box bodies (1), and the adjacent culvert pipe segments (8) are connected through a post-pouring belt.