CN211667396U - Baffle plate arrangement structure for protecting buried pipeline - Google Patents

Abstract

The utility model relates to a barrier plate arrangement structure for protecting buried pipelines, which relates to the technical field of pipeline protection and comprises a first barrier plate, a plurality of second barrier plates and a third barrier plate; the width of each of the first blocking plate, the second blocking plate and the third blocking plate is the same and is 50-100 cm larger than the outer diameter of the buried pipeline, one first blocking plate, a plurality of second blocking plates and one third blocking plate are sequentially spliced back and forth along the axial direction of the buried pipeline to form a cuboid structure, and the central line of the cuboid along the width direction of the cuboid coincides with the axis of the buried pipeline; the cuboid is arranged between a buried pipeline and the ground, the distance between the cuboid and the buried pipeline is 30-50 cm, the distance between the cuboid and the ground is larger than cm, the buried pipeline can be well protected, and the device is convenient to install and low in cost.

Description

Baffle plate arrangement structure for protecting buried pipeline

Technical Field

The utility model relates to a pipeline protection technical field, concretely relates to baffle arrangement structure of protection buried pipeline.

Background

The buried pipeline is used as a transmission carrier of oil gas and is a link for connecting upstream resources and downstream users. Because the pipeline is buried underground for a long time, the accidents of pipeline perforation and leakage caused by artificial damage, mechanical excavation and the like exist, not only can serious economic loss be brought, but also the leakage of harmful substances can be caused, the environment can be polluted, even sudden disastrous accidents can be caused, and the personal safety can be endangered.

At present, most domestic pipelines are not provided with protection facilities, and the protection measures to be added to the pipelines are not explicitly proposed in relevant construction standards. In the field, in the prior art, bearing steel and reinforced concrete slabs are adopted as protective measures for buried pipelines, so that time and labor are consumed in the installation process, and the field construction is not facilitated; and the reticular plastic net is directly wound on the outer wall of the pipeline, so that small impact on the pipeline can only be prevented when backfilling is carried out, and once the plastic net is damaged, the stress source can be directly applied to the pipeline, and the early warning effect cannot be realized. In addition, a monitoring device based on sensor sensing is arranged at present, but due to the position particularity of a long-distance pipeline, the technology is basically in an indoor research state, and meanwhile, a protection device with a monitoring function needs to transmit signals by means of an electric power and transmission system, so that the field is difficult to realize, and the investment cost is huge.

Therefore, no measures which are convenient to install, low in cost and capable of effectively protecting the buried pipeline exist in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose provides a barrier plate arrangement structure of protection underground pipeline to current pipeline protection's technical shortcoming, simple to operate, with low costs, can protect underground pipeline effectively.

In order to achieve the purpose, the utility model discloses a realize through following technical scheme:

a barrier plate arrangement structure for protecting a buried pipeline comprises a first barrier plate, a plurality of second barrier plates and a third barrier plate;

the width of each of the first blocking plate, the second blocking plate and the third blocking plate is the same and is 50-100 cm larger than the outer diameter of the buried pipeline, one first blocking plate, a plurality of second blocking plates and one third blocking plate are sequentially spliced back and forth along the axial direction of the buried pipeline to form a cuboid structure, and the central line of the cuboid along the width direction of the cuboid coincides with the axis of the buried pipeline;

the cuboid is arranged between a buried pipeline and the ground, the distance between the cuboid and the buried pipeline is 30-50 cm, and the distance between the cuboid and the ground is larger than 50 cm.

Preferably, the thicknesses of the first blocking plate, the second blocking plate and the third blocking plate are 2-5 cm.

Preferably, the shape formed at the joint of the first blocking plate and the second blocking plate is L-shaped, the shape formed at the joint between the plurality of second blocking plates is L-shaped, and the shape formed at the joint of the second blocking plate and the third blocking plate is L-shaped.

Further, the sizes of the 3L-shaped parts are the same.

Further, the ratio of the vertical section of the L-shape to the thickness of the first barrier plate is 1: (2-3), the ratio of the L-shaped horizontal section to the length of the first blocking plate is 1: (5-8).

Preferably, the joints of the first blocking plate and the second blocking plate, the joints between the plurality of second blocking plates and the joints between the second blocking plate and the third blocking plate are all provided with sealing glue.

Preferably, the first blocking plate, the second blocking plate and the third blocking plate are of hollow structures, inflation ports are formed in the upper surfaces of the first blocking plate, the second blocking plate and the third blocking plate and protrude out of the upper surfaces of the first blocking plate, the second blocking plate and the third blocking plate, sealing covers are installed at the inflation ports, and the sealing covers are connected with the inflation ports through internal thread sealing.

Further, the outer wall of the inflation inlet is provided with a rubber ring, and the sealing cover is arranged on the rubber ring.

And furthermore, the four corners of the upper surfaces of the first blocking plate, the second blocking plate and the third blocking plate are uniformly provided with the inflation ports.

Preferably, the first blocking plate, the second blocking plate and the third blocking plate are all made of plastics.

Compared with the prior art, the utility model discloses beneficial effect below having at least

The utility model relates to a stop plate arrangement structure of protection underground pipe, first stop plate has been set up, second stop plate and third stop plate, and make first stop plate, the width of second stop plate and third stop plate is the same, can splice into a cuboid with them like this, and can be according to the first stop plate of length rational design of underground pipe, the length of second stop plate and third stop plate, because first stop plate, the width of second stop plate and third stop plate all is greater than 50 ~ 100cm of underground pipe external diameter, the width of the cuboid that obtains like this all is greater than 50 ~ 100cm of underground pipe external diameter, set up this cuboid and underground pipe apart from 30 ~ 50cm, the distance with ground is greater than 50cm, can protect underground pipe well, high durability and convenient installation, and low cost.

Drawings

Fig. 1 is a front view of the arrangement structure of the blocking plate of the present invention.

Fig. 2 is a top view of the arrangement structure of the blocking plate of the present invention.

Fig. 3 is a side view of the spliced first barrier plate, the spliced second barrier plate and the spliced third barrier plate.

In the figure: 1-buried pipelines; 21-a first barrier plate; 22-a second barrier plate; 23-a third barrier plate; 3-an inflation inlet; 4-rubber ring; 5-sealing cover; 6-the ground.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The utility model relates to a stop plate arrangement structure for protecting buried pipelines, which comprises a first stop plate 21, a plurality of second stop plates 22 and a third stop plate 23;

first baffle plate 21, second baffle plate 22 and third baffle plate 23 the width the same, the width all be greater than buried pipeline 1 external diameter 50 ~ 100cm, a first baffle plate 21, a plurality of second baffle plate 22 and a third baffle plate 23 form the cuboid structure around splicing in proper order along buried pipeline 1's axial, this cuboid is along its width direction's central line and buried pipeline 1's axis coincidence, this cuboid is arranged between buried pipeline 1 and ground 6, this cuboid and buried pipeline 1 are at a distance of 30 ~ 50cm, this cuboid is greater than 50cm with the distance of ground 6.

First stop board 21, second stop board 22 and third stop board 23 thickness be 2 ~ 5cm, first stop board 21 and second stop the concatenation department of board 22 and form the L type, a plurality of second stops concatenation department between the board 22 and forms the L type, the second stops the concatenation department of board 22 and third stop board 23 and forms the L type, the size homogeneous phase of 3L types is the same, wherein the vertical section of L type and the first ratio of stopping board 21 thickness are 1: (2-3), the ratio of the length of the L-shaped horizontal section to the length of the first blocking plate 21 is 1: (5-8).

In the preferred scheme, the joints of the first blocking plate 21 and the second blocking plate 22, the joints of the plurality of second blocking plates 22 and the joints of the second blocking plates 22 and the third blocking plates 23 are all provided with sealant, so that the formed cuboid structure is more stable, and the buried pipeline is favorably protected.

In addition, the upper surfaces of the first barrier plate 21, the second barrier plate 22 and the third barrier plate 23 are all provided with an inflation inlet 3, the inflation inlet 3 protrudes out of the upper surfaces of the first barrier plate 21, the second barrier plate 22 and the third barrier plate 23, the inflation inlet 3 is provided with a sealing cover 5, the sealing cover 5 is hermetically connected with the inflation inlet 3 through internal threads, further, the outer wall of the inflation inlet 3 is provided with a rubber ring 4, and the rubber ring 4 is provided with the sealing cover 5; the air charging ports 3 are uniformly arranged at four corners of the upper surfaces of the first barrier plate 21, the second barrier plate 22 and the third barrier plate 23.

The utility model discloses the above barrier plate of listing is gasbag formula plastics barrier plate, is made by thermoplastic plastics, for example high density polyethylene, ultra high molecular weight polyethylene, crosslinked polyethylene, nylon have higher shock resistance, and this barrier plate colour is bright to the upper surface printing of barrier plate 2 has the warning poster. The barrier plate 2 is filled with air, the air pressure is 0.5-2 MPa, the inflation inlet 3 is sealed through the sealing cover 5 and the rubber ring 4, and the interior is guaranteed to be in a constant pressure state all the time. The barrier plate is continuously paved and placed at a position 30-50 cm above the buried pipeline 1, when a mechanical facility operates in the region, the barrier plate is dug to prevent the mechanical facility from further digging downwards, or the barrier plate which is bright and a warning sign coated on the barrier plate can be seen when the barrier plate is dug to the region, so that a warning effect is achieved, or the barrier plate is broken to the barrier plate 4 in the digging process, and a warning effect is achieved for a digger due to the built-in gas explosion.

The utility model discloses a protection underground pipeline's barrier plate is when specifically arranging, including following step:

the method comprises the following steps: filling gas into a first barrier plate 21, a second barrier plate 22 and a third barrier plate 23 which are 50-100 cm wider than the outer diameter of the buried pipeline 1 and 2-5 cm thick, ensuring that the internal pressure reaches 0.5-2 MPa, then sealing an inflation inlet 3 through a sealing cover 5 and a rubber ring 4, ensuring that the inside is always in a constant pressure state, and printing specified warning words such as 'pipeline is arranged 50cm below, and no excavation' on the upper surface of the barrier plates;

step two: sequentially and continuously splicing a first barrier plate 21, a plurality of second barrier plates 22 and a third barrier plate 23 at a position which is 30-50 cm above an embedded pipeline consisting of the buried pipelines 1;

step three: and backfilling the covering soil on the upper layers of the first barrier plate 21, the plurality of second barrier plates 22 and the third barrier plate 23, and restoring the landform to the state before excavation.

As shown in fig. 1, a buried pipeline 1 (with an external diameter of 1016mm) has a buried depth of 1.5m (calculated from the upper surface), a first barrier plate 21, a plurality of second barrier plates 22 and a third barrier plate 23 made of bright red ultra-high molecular weight polyethylene are spliced and laid on the surface of the casing soil, and the first barrier plate 21, the second barrier plates 22 and the third barrier plates 23 have the following dimensions: the length is multiplied by the width and the thickness is 2000mm multiplied by 1624mm multiplied by 3cm, wherein the length of the first barrier plate 21 is calculated according to the size of the lower surface, the length of the second barrier plate 22 is calculated according to the size of the upper surface or the lower surface, the length of the third barrier plate 23 is calculated according to the size of the lower surface, the upper surfaces of the first barrier plate and the third barrier plate are printed with a 'lower air transmission pipeline without damage', the central line position is superposed with the central line of the pipeline when the third barrier plate is laid, namely, the central line of the thermoplastic plastic plate along the length direction and the central line of the buried pipeline are in the same vertical plane, the barrier plates are sequentially arranged along the axial direction of the pipeline according to the requirement of the protection length of the pipeline, the buried pipeline 1 is backfilled and covered to the position 50cm away from the upper surface after being installed, the covering surface is flattened, and.

When the buried pipeline is excavated mechanically or artificially by external force in the normal operation period, the following possible conditions exist: 1) when the pipe is excavated from the ground, the pipe touches the blocking plate, and the excavating device is blocked from further excavation by the ultrahigh molecular weight polyethylene with high impact performance, so that the pipe is blocked; 2) The excavation is directly carried out to the upper barrier plate, the barrier plate which is bright red is exposed outside the soil at the moment, and in addition, the warning words outside the barrier plate play a role in warning and prevent the excavation from continuing. The function of blocking the buried pipeline 1 is achieved through the countermeasure which is possibly generated, the blocking plate is filled with air, and when the blocking plate receives smaller external destructive force, the impact strength of the double gaps of the simply supported beam is more than or equal to 100kJ/m due to the fact that the blocking plate has higher impact resistance²The strength guarantee barrier plate plays a roleBarrier effect; when the destructive power is larger, the blocking plate is broken, and the built-in compressed gas can quickly rush out of the notch of the blasting impact blocking plate to generate blasting sound, thereby playing a warning role.

The device is made of lighter materials and has the density less than or equal to 0.98g/cm³Easy to carry and install; in field operation, the blocking plate is only needed to be manually laid at the position of 30-50 cm above the pipeline, the operation is simple and easy, other additional installation tools are not needed, and the outdoor operation is suitable. The set of buried pipeline blocking plates do not need signal feedback, current pulse and other flows, and the protection effect cannot be influenced by accidents in the implementation process. The barrier plate has low product and construction cost, and is beneficial to popularization and application.

Claims (10)

1. A barrier arrangement for protecting buried pipelines, comprising a first barrier (21), a plurality of second barriers (22) and a third barrier (23);

the width of each of the first blocking plate (21), the second blocking plate (22) and the third blocking plate (23) is the same and is 50-100 cm larger than the outer diameter of the buried pipeline (1), the first blocking plate (21), the second blocking plates (22) and the third blocking plate (23) are sequentially spliced front and back along the axial direction of the buried pipeline (1) to form a cuboid structure, and the central line of the cuboid along the width direction of the cuboid coincides with the axis of the buried pipeline (1);

the cuboid is arranged between a buried pipeline (1) and the ground (6), the distance between the cuboid and the buried pipeline (1) is 30-50 cm, and the distance between the cuboid and the ground (6) is larger than 50 cm.

2. A barrier arrangement for protecting a buried pipeline according to claim 1, in which the thickness of the first (21), second (22) and third (23) barriers is 2-5 cm.

3. A barrier arrangement for protecting a buried pipeline according to claim 1, wherein the shape formed at the junction of the first barrier (21) and the second barrier (22) is L-shaped, the shape formed at the junction between the plurality of second barriers (22) is L-shaped, and the shape formed at the junction of the second barrier (22) and the third barrier (23) is L-shaped.

4. A barrier arrangement for protecting a buried pipeline according to claim 3 wherein 3 of said L shapes are all the same size.

5. A barrier arrangement for protecting a buried pipeline according to claim 4, wherein the ratio of the vertical length of the L to the thickness of the first barrier (21) is 1: (2-3), the length ratio of the L-shaped horizontal section to the first blocking plate (21) is 1: (5-8).

6. A barrier arrangement for protecting a buried pipeline according to claim 1, wherein the splice between the first barrier (21) and the second barrier (22), the splice between the second barrier (22) and the third barrier (23) are provided with sealant.

7. The barrier plate arrangement structure for protecting the buried pipeline according to claim 1, wherein the first barrier plate (21), the second barrier plate (22) and the third barrier plate (23) are all of a hollow structure, the upper surfaces of the first barrier plate (21), the second barrier plate (22) and the third barrier plate (23) are all provided with inflation ports (3), the inflation ports (3) protrude out of the upper surfaces of the first barrier plate (21), the second barrier plate (22) and the third barrier plate (23), the inflation ports (3) are provided with sealing covers (5), and the sealing covers (5) are connected with the inflation ports (3) in a sealing mode through internal threads.

8. A barrier arrangement for protecting a buried pipeline according to claim 7, characterised in that the outer wall of the inflation inlet (3) is provided with a rubber ring (4), and a sealing cover (5) is mounted on the rubber ring (4).

9. A barrier arrangement for protecting a buried pipeline according to claim 7, wherein said inflation ports (3) are uniformly provided at four corners of the upper surfaces of the first barrier (21), the second barrier (22) and the third barrier (23).

10. A barrier arrangement for protecting a buried pipeline according to claim 1, in which the first (21), second (22) and third (23) barriers are all made of plastics.

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