CN213512434U - In-situ protection structure for underground pipeline - Google Patents

Abstract

The application relates to an in-situ protection structure for an underground pipeline, which comprises two lattice columns, wherein each lattice column (1) comprises a column body (11), the bottom end of each column body (11) is fixedly arranged at the bottom of a foundation pit, the top end of each column body (11) is fixedly connected with a bracket (12) used for bearing the underground pipeline, a portal frame (13) is fixedly arranged on each bracket (12), and a steel wire rope (2) used for hanging the pipeline is connected between the two portal frames (13); two lattice columns play a bearing effect to the underground pipeline, and wire rope plays a suspension effect to the underground pipeline, and this application has the effect of normal position protection underground pipeline, can avoid shifting the underground pipeline that stridees across the foundation ditch to the foundation ditch outside, has practiced thrift construction cost to normal construction period has been avoided delaying.

Description

In-situ protection structure for underground pipeline

Technical Field

The application relates to the field of foundation pit protection, in particular to an in-situ protection structure for an underground pipeline.

Background

In recent years, more and more building projects are provided in areas with dense urban buildings, the surrounding environment of a construction site is more and more complex, and more original underground pipelines are encountered during excavation of foundation pits.

When the existing foundation pit excavation meets the underground pipeline crossing the foundation pit, the problem of protecting the underground pipeline is generally solved by adopting a mode of changing the pipeline to the outer side of the foundation pit. However, the pipeline replacement cost is too high, the replacement period is long, and the normal construction period is delayed.

Disclosure of Invention

In order to solve the technical problems that the pipeline changing cost is too high and the changing construction period is long, the application provides an in-situ protection structure for an underground pipeline.

The application provides a be used for pipeline normal position protection structure, adopt following technical scheme:

the utility model provides a be used for pipeline normal position protection architecture, includes two lattice columns, the lattice column includes the shaft, the shaft bottom sets firmly at the foundation ditch tank bottom, shaft top fixedly connected with is used for the support underground pipeline's bracket, set firmly portal frame on the bracket, two be connected with the wire rope that is used for hanging in midair the pipeline between the portal frame.

Through adopting above-mentioned technical scheme, place the pipeline on the bracket, two lattice columns play the supporting effect to the pipeline, weld door type frame again, connect wire rope between two door type frames, wire rope is used for suspending in midair the pipeline, avoids the pipeline between two lattice columns the sunken phenomenon to appear to reach the bearing and suspend in midair to the pipeline, avoided changing the pipeline to the foundation ditch outside, practiced thrift and changed the expense of moving.

Preferably, a rectangular steel plate with the same cross-sectional area as the column body is welded at the top end of the column body, and a bracket is welded at the top of the rectangular steel plate.

Through adopting above-mentioned technical scheme, a steel sheet is used for the rigid coupling bracket at shaft top welding, provides a base for the installation bracket for the bracket is connected more stably with the shaft.

Preferably, the bracket is made of H-shaped steel, the bracket is perpendicular to the column body, and the outer side surface of one flange plate of the H-shaped steel is welded with the rectangular steel plate.

Through adopting above-mentioned technical scheme, the bracket is H shaped steel, and H shaped steel intensity is big, bearing pipeline that can be good to it is simple to make the bracket with H shaped steel.

Preferably, the length of the bracket is greater than the width of the shaft section.

Through adopting above-mentioned technical scheme, bracket length is greater than the width of shaft section, bearing pipeline that can be good.

Preferably, the two ends of the bracket are respectively and fixedly connected with a corner support, one end of the corner support is welded with the bracket, and the other end of the corner support is welded with one side of the column body.

Through adopting above-mentioned technical scheme, the bracket is connected with the shaft to the angle brace, makes the bracket more firm.

Preferably, the door type frame includes two pole settings and a horizontal pole, two the pole setting weld respectively in top surface on the bracket, and the perpendicular to the bracket sets up, two fixedly connected with between the pole setting the horizontal pole, the both ends of horizontal pole weld respectively in two the top of pole setting, wire rope connects two between the horizontal pole.

Through adopting above-mentioned technical scheme, two pole settings welding of door type frame have limiting displacement to the pipeline in pipeline both sides, prevent that the pipeline from breaking away from the support, and the horizontal pole is used for connecting wire rope.

Preferably, the two ends of the steel wire rope are fixedly connected to the two door-shaped frames through steel wire rope clamps respectively.

Through adopting above-mentioned technical scheme, wire rope operation is simple for wire rope clip fixed wire rope to firm in connection.

Preferably, the steel wire rope is provided with a hanging ring, and the hanging ring is used for connecting a pipeline and the steel wire rope.

By adopting the technical scheme, the pipeline is connected with the steel wire rope through the lifting ring, so that the steel wire rope suspends the pipeline in a hanging manner.

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

1. through two lattice column bearing pipelines, wire rope suspends the pipeline in midair, avoids the pipeline between two lattice columns the phenomenon that sinks to reach the bearing to the pipeline and suspend in midair, avoided changing the pipeline to the foundation ditch outside, practiced thrift and changed the expense and practiced thrift and changed the expense, also avoided delaying normal construction period.

2. The two upright posts have a limiting effect on the pipeline, and the pipeline is prevented from being separated from the bracket.

Drawings

FIG. 1 is a perspective view of an in situ protection structure for an underground utility.

Fig. 2 is a schematic perspective view of a lattice column.

Fig. 3 is a schematic cross-sectional view of the shaft.

Description of reference numerals: 1. a lattice column; 11. a column body; 12. a bracket; 13. a gantry frame; 111. angle steel; 112. a steel plate; 113. a rectangular steel plate; 121. corner brace; 131. erecting a rod; 132. a cross bar; 2. a wire rope; 3. a lifting ring.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses be used for pipeline normal position protection structure underground. Referring to fig. 1 and 2, an in-situ protection structure for underground pipelines comprises two lattice columns 1, wherein the two lattice columns 1 are arranged along the trend of the underground pipelines crossing a foundation pit, and are connected with the lattice columns 1 arranged on two sides of a building, each lattice column 1 comprises a column body 11, the top end of each column body 11 is fixedly connected with a bracket 12 used for supporting the underground pipelines, and a door-shaped frame 13 used for suspending the pipelines is fixedly arranged on each bracket 12.

Referring to fig. 3, the column 11 includes four angle steels 111, the angle steels 111 are equal-side angle steels with the same specification, the four angle steels 111 are arranged oppositely, a steel plate 112 is welded between adjacent angle steels 111, and the sides of the adjacent angle steels 111 on the same straight line are welded on the same side of the steel plate 112 respectively, so that the adjacent angle steels 111 are connected with each other, and the four angle steels 111 are connected into a whole in the same manner to form the column 11 with a rectangular cross section. A plurality of steel plates 112 are welded along the length direction of the four angle steels 111, so that the four angle steels 111 are stably connected to form a stable structure.

Referring to fig. 2, a rectangular steel plate 113 having the same cross-sectional area as the column shaft 11 is welded to the top of the column shaft 11, a bracket 12 is welded to the top of the rectangular steel plate 113, the bracket 12 is made of H-shaped steel, and is perpendicular to the column shaft 11, and the outer side of a flange plate of the H-shaped steel is welded to the rectangular steel plate 113. The length of bracket 12 is greater than the width in shaft 11 cross-section, and shaft 11 is stretched out respectively at bracket 12 both ends to the both ends of bracket 12 rigid coupling respectively have a gusset 121, and the one end and the bracket 12 welding of gusset 121, the other end and steel sheet 112 welding, gusset 121 make bracket 12 more stable.

The welding has door type frame 13 at the last top surface of bracket 12, and door type frame 13 includes two pole settings 131 and a horizontal pole 132, and two pole settings 131 weld respectively on the top surface of bracket 12 to perpendicular to bracket 12, fixedly connected with horizontal pole 132 between two pole settings 131, the one end of horizontal pole 132 welds the top of a pole setting 131, and the other end of horizontal pole 132 welds the top of another pole setting 131.

Referring to fig. 1, a steel wire rope 2 is connected between two lattice columns 1, one end of the steel wire rope 2 is connected to one cross rod 132, the other end of the steel wire rope 2 is connected to the other cross rod 132, and two ends of the steel wire rope 2 are connected to the two cross rods 132 through steel wire rope clips respectively.

A plurality of hanging rings 3 are fixedly arranged on the steel wire rope 2 at uniform intervals, and the underground pipelines crossing the foundation pit are hung on the steel wire rope 2 by the hanging rings 3.

The implementation principle of the in-situ protection structure for the underground pipeline in the embodiment of the application is as follows: when the foundation pit excavation meets the underground threading crossing the foundation pit, two structures positioned at two sides of the building are arranged along the direction of the underground pipeline crossing the foundation pit, and the underground pipeline is supported and suspended; the method comprises the steps of firstly selecting the length of angle steel 111 according to the depth of a foundation pit and the height of a pipeline, then manufacturing two lattice columns 1, after the manufacturing is completed, vertically placing the two lattice columns 1 in column pits dug in advance respectively, pouring concrete, placing the pipeline on a bracket 12 by utilizing a hoisting device and manual cooperation after the concrete strength reaches the standard, welding a portal frame 13 again, welding two vertical rods 131 of the portal frame 13 on two sides of the pipeline respectively, limiting the pipeline, connecting a steel wire rope 2 between two cross rods 132, and hanging the pipeline on the steel wire rope 2 by arranging a hanging ring 3 on the steel wire rope 2, so that the pipeline is supported and hung.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above 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 (8)

1. An in-situ protection structure for underground pipelines, which is characterized in that: including two lattice columns (1), lattice column (1) includes shaft (11), shaft (11) bottom sets firmly at the foundation ditch tank bottom, shaft (11) top fixedly connected with is used for bearing underground line's bracket (12), set firmly portal frame (13) on bracket (12), two be connected with between portal frame (13) and be used for suspending wire rope (2) of pipeline in midair.

2. The in-situ protection structure for underground pipelines according to claim 1, wherein: the top end of the column body (11) is welded with a rectangular steel plate (113) which is the same as the section area of the column body (11), and the top of the rectangular steel plate (113) is welded with a bracket (12).

3. The in-situ protection structure for underground pipelines according to claim 2, wherein: the bracket (12) is made of H-shaped steel, the bracket (12) is perpendicular to the column body (11), and the outer side surface of a flange plate of the H-shaped steel is welded with the rectangular steel plate (113).

4. The in-situ protection structure for underground pipelines according to claim 2, wherein: the length of the bracket (12) is larger than the width of the section of the column body (11).

5. The in-situ protection structure for underground pipelines according to claim 4, wherein: two ends of the bracket (12) are respectively fixedly connected with an angle brace (121), one end of the angle brace (121) is welded with the bracket (12), and the other end is welded with one side of the column body (11).

6. The in-situ protection structure for underground pipelines according to claim 1, wherein: door type frame (13) include two pole settings (131) and a horizontal pole (132), two pole setting (131) weld respectively in top surface on bracket (12), and the perpendicular to bracket (12) set up, two fixedly connected with between pole setting (131) horizontal pole (132), the both ends of horizontal pole (132) weld respectively in two the top of pole setting (131), wire rope (2) are connected two between horizontal pole (132).

7. The in-situ protection structure for underground pipelines according to claim 6, wherein: two ends of the steel wire rope (2) are fixedly connected to the two cross rods (132) through steel wire rope clamps respectively.

8. The in-situ protection structure for underground pipelines according to claim 1, wherein: the steel wire rope (2) is provided with a hanging ring (3), and the hanging ring (3) is used for connecting a pipeline and the steel wire rope (2).

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