CN212316947U - Pipeline slot supporting device - Google Patents

Abstract

The utility model discloses a pipeline slot supporting device, including two backplate and a plurality of horizontal steel shotcrete, two backplate set up relatively, and the backplate both sides all are provided with vertical adjustment and support, and vertical adjustment supports and goes up to distribute has a plurality of altitude mixture control holes, and horizontal steel shotcrete sets up between two backplates to with vertical adjustment support on altitude mixture control hole bolted connection. The utility model discloses a pipeline slot supporting device simple structure can have enough to meet the need the use, safe and reliable, convenient high efficiency, construction period are short, with low costs.

Description

Pipeline slot supporting device

Technical Field

The utility model relates to a pipeline construction supporting technology, especially a pipeline slot supporting device.

Background

The groove supporting refers to supporting, reinforcing and protecting measures adopted for the side wall of the groove and the surrounding environment in order to ensure the safety of the underground structure construction and the surrounding environment of the groove, and the groove needs to be supported in the pipeline construction process. At present, a large excavation method is mostly adopted for pipeline construction, the original pavement demolishing area is large, the pavement restoration period is long, a large amount of manpower and material resources are consumed, when a limited area of a field is met and the requirement of a large excavation operation surface cannot be met, pipe jacking and pipe tamping construction are mostly adopted, but the construction period can be obviously prolonged, and the construction cost is greatly improved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a pipeline slot supporting device has solved the narrow time slot of pipeline construction working face and has strutted construction cycle length, the high problem of construction cost.

In order to achieve the above purpose, the device of the utility model is realized by the following technical proposal:

the utility model provides a pipeline groove supporting device, includes two backplate and a plurality of horizontal steel shotcrete, and two backplate set up relatively, and the backplate both sides all are provided with vertical adjustment and support, and vertical adjustment supports and goes up to distribute has a plurality of altitude mixture control holes, and horizontal steel shotcrete sets up between two backplates to with vertical adjustment support on the altitude mixture control hole bolted connection.

Adopt above-mentioned technical scheme's device, compare with prior art, beneficial effect is: the device simple structure can have enough to meet the need the use, and safe and reliable can not only reduce the destruction scope to original road surface under the narrow, the tight condition of time limit for a project of construction operation face, also can reach the effect of shortening the time limit for a project, saving cost.

Further, the vertical adjusting support comprises a vertical plate with a height adjusting hole and a top plate arranged at the top end of the vertical plate.

Further, horizontal steel shotcrete includes the vaulting pole and sets up the end of dismantling at the vaulting pole both ends.

Furthermore, the supporting rods are made of H-shaped steel, the shaping stiffening plates are arranged between the upper flange plate and the lower flange plate of the H-shaped steel and symmetrically arranged along the two sides of the H-shaped steel, and end plates are arranged at the two ends of the H-shaped steel.

Furthermore, the detachable end comprises an end support pipe and an auxiliary support pipe, one end of the end support pipe is connected with the end plate through a bolt, the other end of the end support pipe is provided with a bolt connector, the bolt connector is connected with a height adjusting hole on the vertical adjusting support through the bolt connector, the upper surface and the lower surface of the end support pipe are respectively connected with one end of the auxiliary support pipe, and the other end of the auxiliary support pipe is provided with a bolt connector, and the bolt connector is connected with the height adjusting hole on the vertical adjusting support through the bolt connector.

Further, the backplate comprises frame and plate body, and the frame adopts four channel-section steels welding to form, and the plate body is formed by many horizontal square tubes welding side by side.

Further, the vertical adjusting support is welded on the frame of the guard plate.

Drawings

Fig. 1 is the embodiment of the present invention, which is a schematic structural view of a pipe groove supporting device.

Fig. 2 is a schematic view of a horizontal steel support structure in an embodiment of the present invention.

Fig. 3 is a schematic view of the vertical adjusting and supporting structure in the embodiment of the present invention.

Fig. 4 is a schematic view of the guard plate structure in the embodiment of the present invention.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solution of the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1, a pipeline groove supporting device comprises two protection plates 1 and a plurality of horizontal steel supports 2, wherein the two protection plates 1 are arranged oppositely, vertical adjusting supports 3 are arranged on two sides of each protection plate 1, a plurality of height adjusting holes 31 are distributed on the vertical adjusting supports 3, and the horizontal steel supports 2 are arranged between the two protection plates 1 and are connected with the height adjusting holes 31 on the vertical adjusting supports 3 through bolts. A plurality of horizontal steel shotcrete 2 sets up along the direction of height, and height adjustment hole 31 makes things convenient for horizontal steel shotcrete 2 to adjust from top to bottom.

Referring to fig. 2, the horizontal steel support 2 includes a supporting rod 21 and detachable ends disposed at two ends of the supporting rod 21.

The support rods 21 are made of H-shaped steel, the shaping stiffening plates 22 are arranged between the upper flange plate and the lower flange plate of the H-shaped steel, the shaping stiffening plates 22 are symmetrically arranged along two sides of the H-shaped steel, and end plates 23 are arranged at two ends of the H-shaped steel. The shaping stiffening plates 22 are flush with the outer edges of the upper and lower flange plates of the H-shaped steel, and the distance between the adjacent shaping stiffening plates 22 on the same side of the H-shaped steel is 600 mm.

Wherein, the end of dismantling includes end stay tube 24 and supplementary stay tube 25, 24 one ends of end stay tube and 23 bolted connections of end board, and the other end is equipped with bolted connection head 26 to through bolted connection head 26 and the height control hole 31 bolted connection on the vertical adjustment support 3, the upper and lower surface of end stay tube 24 is connected with a supplementary stay tube 25 one end respectively, the supplementary stay tube 25 other end is equipped with bolted connection head 26, and through bolted connection head 26 and the height control hole 31 bolted connection on the vertical adjustment support 3.

Referring to fig. 3, the vertical adjusting support 3 includes a vertical plate 32 having a height adjusting hole 31 and a top plate 33 disposed at the top end of the vertical plate 32.

Referring to fig. 4, the guard plate 1 is composed of a frame 11 and a plate body 12, wherein the frame 11 is formed by welding four channel steels, and the plate body 12 is formed by welding a plurality of transverse square tubes side by side. The vertical adjusting support 3 is welded on the frame 11 of the guard plate 1.

In the embodiment of the utility model, the thickness of the vertical plate 32 and the top plate 33 in the vertical adjusting support 3 is 10mm, the diameter of the height adjusting hole 31 is 20mm, and the hole distance is 100 mm; the stay bar 21 is made of H-shaped steel with the model number of HW125x125x6.5x9, and the end plate 23 is a square plate of 125x125x8 mm; the end supporting tube 24 is made of a transverse steel tube with the diameter of 60x6mm and the length of 170mm, one end of the transverse steel tube is welded with a circular plate with the diameter of 50mm, round holes with the diameter of 15mm are formed in the circular plate and the end plate 23, the circular plate and the round holes of the end plate 23 are connected through bolts, and a small round ring with the diameter of 15mm is welded on the upper surface and the lower surface of the transverse steel tube at a position 70mm away from the circular plate; the auxiliary supporting tube 25 is a steel tube with the diameter of 50x5mm, a small semicircular head plate with a circular hole with the diameter of 15mm is welded at one end of the auxiliary supporting tube 25 and is connected with a small circular ring bolt on the end supporting tube 24, bolt connectors 26 are welded at the other end of the end supporting tube 24 and the other end of the auxiliary supporting tube 25, and each bolt connector 26 is composed of a blocking plate with the thickness of 60x10mm and two square plates with the thickness of 10mm and the circular hole with the diameter of 20mm at the center; the type of the channel steel adopted by the frame 11 of the guard plate 1 is [10 ], the type of the square tube adopted by the plate body 12 is 80x100x8, and the number of the square tubes is 30. Of course, those skilled in the art can also adopt other sizes and numbers of components according to actual needs, and the components are not limited herein.

When the device is manufactured specifically, the size of the device is determined according to the size and the burial depth of the pipeline. The length of backplate 1 is greater than pipeline length, and backplate 1 highly is the degree of depth of slot bottom to ground, confirms behind the device size, and the preparation can be processed, the embodiment of the utility model provides an except that being written with bolted connection, all the other component connection are the welding. The length of the stay bar 21 is determined by the dimension between the two protection plates 1 (the dimension between the two protection plates is equal to the outer diameter of the pipeline plus the width of the working surface on two sides of the pipeline), when the length of the stay bar 21 exceeds 2m, one or two horizontal steel supports 2 are additionally arranged between the two protection plates 1 according to circumstances to play a role in supporting and reinforcing, and the following description takes the construction of concrete pipelines as an example, and the specific dimension is shown in table 1.

Table 1: comparison table (unit: mm) of pipe diameter, working face width and stay bar length

Inner diameter of pipeline	Outside diameter of pipe	Width of one side working face of pipeline	Length of stay bar	Remarks (suitable for pipe inner diameter)
					400	480	400	690	d≤400
600	720	500	1130	400＜d≤600
					800	960	500	1370	600＜d≤800
1000	1200	600	1810	800＜d≤1000
					1200	1440	600	2050	1000＜d≤1200
1500	1800	800	2810	1200＜d≤1500
					1800	2160	900	3370	1500＜d≤1800

The construction method adopting the pipeline groove supporting device comprises the following steps:

1) and (5) adopting machinery to perform groove excavation.

2) The two guard plates 1 provided with the vertical adjusting supports 3 are erected on the ground outside the groove by using a crane, the two ends of the horizontal steel supports 2 are manually connected into the corresponding height adjusting holes 31 of the vertical adjusting supports 3 by using bolts respectively, and the bolts are screwed down.

3) And when the mechanical excavation is carried out to the height above the elevation of the pipe bottom by 0.2-0.3 m, stopping the mechanical operation, integrally hoisting the first set of pipeline groove supporting device into the groove by a crane to a position 0.4-0.6 m away from the bottom of the groove, then, manually excavating and cleaning the groove by a worker when the worker descends to the groove, after the cleaning of the groove is completed, pressing the first set of pipeline groove supporting device to the bottom of the groove, and then laying pipelines.

4) And (3) hoisting the second set of pipeline groove supporting device into the groove according to the method in the step 3), laying another adjacent pipeline, processing the joint part of the two sections of pipelines, hoisting the first set of pipeline groove supporting device to the rear of the next working section after the processing is finished, and thus, repeatedly finishing the construction of the whole working section.

5) And after all the sections are constructed, lifting the pipeline groove supporting device out of the groove, and transporting the pipeline groove supporting device to a storehouse for storage after the pipeline groove supporting device is disassembled for repeated use in the next project.

And when the joint parts of the two sections of pipelines are preset with inspection wells, hoisting the third set of pipeline groove supporting device into the preset inspection well position in the groove according to the method in the step 3).

To sum up, the embodiment of the utility model provides a pipeline groove supporting device is applicable to the construction of the concrete pipeline under the limited, operation face of field narrow, do not possess big excavation condition, and the timbering of pithead when also being applicable to metal material pipeline interface and inspection shaft department welding construction. The device can have enough to meet the need the use after the dismantlement finishes being under construction, and convenient and fast practices thrift the cost.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (7)

1. The utility model provides a pipeline groove supporting device, includes two backplate and a plurality of horizontal steel shotcrete, its characterized in that, two backplate set up relatively, and the backplate both sides all are provided with vertical adjustment support, and vertical adjustment supports and goes up to distribute has a plurality of altitude mixture control holes, and horizontal steel shotcrete sets up between two backplates to with vertical adjustment support on the altitude mixture control hole bolted connection.

2. The conduit trench support apparatus of claim 1 wherein the vertical adjustment support includes a vertical plate having a height adjustment hole and a top plate disposed at a top end of the vertical plate.

3. The conduit trench support apparatus of claim 1 wherein the horizontal steel supports include brace bars and removable ends disposed at opposite ends of the brace bars.

4. The pipeline trench support device of claim 3, wherein the brace rod is made of H-shaped steel, and a shaping stiffening plate is arranged between the upper and lower flange plates of the H-shaped steel and symmetrically arranged along two sides of the H-shaped steel, and end plates are arranged at two ends of the H-shaped steel.

5. The pipe groove support device according to claim 4, wherein the detachable head includes an end support pipe and an auxiliary support pipe, one end of the end support pipe is bolted to the end plate, the other end of the end support pipe is provided with a bolted joint and is bolted to the height adjustment hole of the vertical adjustment support through the bolted joint, the upper and lower surfaces of the end support pipe are respectively connected to one end of an auxiliary support pipe, and the other end of the auxiliary support pipe is provided with a bolted joint and is bolted to the height adjustment hole of the vertical adjustment support through the bolted joint.

6. The conduit trench support apparatus of claim 1, wherein the guard plate comprises a frame and a plate, wherein the frame is formed by welding four channel steels, and the plate is formed by welding a plurality of transverse square pipes side by side.

7. The conduit trench support apparatus of claim 6 wherein the vertical adjustment support is welded to the skirt rim.

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