CN216695466U - Pipeline welding seam detects uses water pressure monitoring devices - Google Patents
Pipeline welding seam detects uses water pressure monitoring devices Download PDFInfo
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- CN216695466U CN216695466U CN202220002669.4U CN202220002669U CN216695466U CN 216695466 U CN216695466 U CN 216695466U CN 202220002669 U CN202220002669 U CN 202220002669U CN 216695466 U CN216695466 U CN 216695466U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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- Y02A20/15—Leakage reduction or detection in water storage or distribution
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Abstract
The utility model belongs to the technical field of pipeline welding seam monitoring equipment, and particularly discloses a water pressure monitoring device for detecting a pipeline welding seam, which comprises an annular sealing shell, a sealing ring, a water inlet pipe and a pressure sensor, wherein the outer wall of the annular sealing shell is fixedly connected with a pressure relief valve for safe pressure relief, and the input end of the pressure relief valve extends into the annular sealing shell; the sealed casing of annular covers the welding seam completely and establishes, injected water in to the sealed casing of annular, the water pressure in the pressure sensor real-time supervision sealed casing of annular, if the splice takes place the crack, water in the sealed casing of annular can get into in the pipeline via the crack, perhaps liquid in the pipeline gets into in the sealed casing of annular via the welding seam, lead to the water pressure in the sealed casing of annular to change continuously, pressure sensor monitors when water pressure changes, with signal transmission to remote display terminal, be convenient for patrol and examine personnel in time discover and overhaul, prevent that the pipeline from continuously leaking.
Description
Technical Field
The utility model belongs to the technical field of pipeline welding seam monitoring equipment, and particularly relates to a water pressure monitoring device for pipeline welding seam detection.
Background
When the conveying pipeline is laid, the joint of the adjacent pipelines needs to be welded, the quality of the welding seam depends on the welding technology of personnel, the welding seam is generally the whole weak part of the conveying pipeline, and the welding seam is likely to crack and leak under the influence of geological action and other factors, so that the welding seam needs to be monitored in real time by using detection equipment, and the leakage can be timely found by a maintainer.
The existing pipeline is only detected by using detection equipment after the welding is finished when being welded, and when the pipeline is used for a long time, a welding seam does not have any monitoring equipment for monitoring, if a welding part cracks, liquid conveyed in the pipeline is leaked, and a maintainer cannot find the liquid in time. Accordingly, one skilled in the art provides a hydraulic pressure monitoring device for detecting a weld of a pipeline to solve the above problems in the background art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a water pressure monitoring device for detecting a pipeline welding seam, which is used for solving the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a hydraulic pressure monitoring device for detecting a pipeline welding seam comprises:
an annular seal housing;
the two sealing rings are respectively fixed at the opening ends at the two sides of the annular sealing shell and are used for sealing;
the water inlet pipe is fixed on the outer wall of the annular sealing shell, and one end of the water inlet pipe extends into the annular sealing shell and is used for injecting water into the annular sealing shell;
the pressure sensor is fixed on the outer wall of the annular sealing shell, and the detection end of the pressure sensor extends into the annular sealing shell and is used for monitoring the water pressure in the annular sealing shell;
the outer wall fixedly connected with of annular seal casing is used for the relief valve of safe pressure release, the input of relief valve extends to the inside of annular seal casing, the sealed connecting pipe that is used for carrying the pressure release water that is fixed with of pressure release valve's pressure release end, the connecting pipe is kept away from the one end sealing connection of relief valve has the water storage bag that is used for storing the pressure release water, the bottom mounting of water storage bag has the water discharging nozzle that is used for the drainage.
As a still further scheme of the utility model: the outer wall of the annular sealing shell is fixedly connected with an audible and visual alarm for audible and visual alarm, and the audible and visual alarm is located at the top end of the annular sealing shell.
As a still further scheme of the utility model: two the lateral wall of sealing ring is all attached to have a plurality of arc card that is used for the crimping, a plurality of the arc card end to end and evenly arrange a week of sealing ring.
As a still further scheme of the utility model: two the lateral wall of sealing ring all is equipped with the clamp that is used for tightening up, the clamp tightens up the cover and establishes a plurality of the outside of arc card.
As a still further scheme of the utility model: the annular sealing shell comprises a pressure-resistant shell body, a heat insulation layer and a protective shell, the protective shell is sleeved on the outer side of the pressure-resistant shell body, and the heat insulation layer is located between the pressure-resistant shell body and the protective shell.
As a still further scheme of the utility model: the heat insulation layer is made of glass fiber cotton.
As a still further scheme of the utility model: and the water inlet pipe is fixedly connected with a control valve for controlling the opening and closing of the water inlet pipe.
Compared with the prior art, the utility model has the beneficial effects that:
1. the annular sealing shell is used for completely covering a welding seam, water is injected into the annular sealing shell, the pressure sensor monitors the water pressure in the annular sealing shell in real time, if a welding position cracks, the water in the annular sealing shell can enter a pipeline through the crack, or liquid in the pipeline enters the annular sealing shell through the welding seam, so that the water pressure in the annular sealing shell is continuously changed, when the pressure sensor monitors that the water pressure is changed, a signal is transmitted to a remote display terminal, so that an inspector can find the water pressure in time and judge the water pressure, and can overhaul the water pressure in time to prevent the pipeline from continuously leaking;
2. if the liquid of carrying in the pipeline gets into when leading to pressure to last the increase in the annular seal casing, when pressure increases to the pressure release pressure of relief valve, the relief valve is opened and is carried out the pressure release, and the liquid that the pressure release flows out is carried to water storage bag in temporary storage via the connecting pipe, prevents that poisonous and harmful liquid from causing the pollution to external environment, and personnel repair after the department, discharge through the liquid of water drainage mouth with temporary storage in the water storage bag, and the unified collection, the security is higher.
Drawings
FIG. 1 is a schematic structural diagram of a hydraulic pressure monitoring device for detecting a weld joint of a pipeline;
FIG. 2 is an enlarged view of the point A in FIG. 1;
fig. 3 is a schematic structural diagram of an annular sealing housing in a hydraulic pressure monitoring device for detecting a pipe weld.
In the figure: 1. an annular seal housing; 11. a pressure-resistant housing; 12. a thermal insulation layer; 13. a protective shell; 2. a seal ring; 3. a water inlet pipe; 31. a control valve; 4. a pressure sensor; 5. an audible and visual alarm; 6. a pressure relief valve; 61. a connecting pipe; 62. a water storage bag; 63. a water discharge nozzle; 7. an arc-shaped card; 8. and (5) clamping a hoop.
Detailed Description
In order to better understand the technical content of the present invention, specific embodiments are described below with reference to the accompanying drawings. In this disclosure, aspects of the present invention are described with reference to the accompanying drawings, in which a number of illustrative embodiments are shown. Embodiments of the present disclosure are not necessarily intended to include all aspects of the utility model. It should be appreciated that the various concepts and embodiments described above, as well as those described in greater detail below, may be implemented in any of numerous ways, as the disclosed concepts and embodiments are not limited to any one implementation. In addition, some aspects of the present disclosure may be used alone, or in any suitable combination with other aspects of the present disclosure.
The water pressure monitoring device for detecting the pipeline welding seam is combined with the examples shown in figures 1-3, and aims to solve the problem of detecting the welding seam for a long time. By means of the achievement of the purpose, the utility model provides a water pressure monitoring device for detecting a pipeline welding seam, when the device is used, the device is required to be sleeved on the outer wall of a pipeline on one side before the pipeline is welded, after the welding is completed, the device is moved to the welding seam, the annular sealing shell 1 completely covers the welding seam, a plurality of arc-shaped clamping pieces 7 are connected end to end and are uniformly arranged on the circumference of a sealing ring 2, then a hoop 8 is tightly sleeved on the outer sides of the arc-shaped clamping pieces 7 to fasten the sealing ring 2, an external water supply pump is connected with a water inlet pipe 3 through a pipeline to inject water into the annular sealing shell 1, the water pressure in the annular sealing shell 1 reaches the specified requirement, at the moment, a pressure sensor 4 monitors the water pressure in the annular sealing shell 1 in real time, if the welding seam occurs, the water in the annular sealing shell 1 can enter the pipeline through the seam, or liquid in the pipeline gets into annular seal casing 1 in via the welding seam, lead to the water pressure in the annular seal casing 1 to change continuously, when pressure sensor 4 monitors water pressure and changes, with signal transmission to remote display terminal, be convenient for patrol and examine personnel in time discover, and judge it, can in time overhaul, prevent that the pipeline from continuously leaking, and simultaneously, if liquid of pipeline in-transport gets into when leading to pressure to increase continuously in the annular seal casing 1, when pressure increases to the pressure release pressure of relief valve 6, relief valve 6 is opened and is carried out the pressure release, the liquid that the pressure release flows out carries to water storage bag 62 in temporary storage via connecting pipe 61, prevent that poisonous and harmful liquid from causing the pollution to external environment, personnel repair after the department, discharge the liquid of temporary storage in the water storage bag 62 through water drainage nozzle 63, collect in unison, the security is higher.
As shown in fig. 1, two sealing rings 2 are respectively fixed at two side opening ends of an annular sealing housing 1 and used for sealing, a water inlet pipe 3 is fixed at an outer wall of the annular sealing housing 1, one end of the water inlet pipe 3 extends to the inside of the annular sealing housing 1 and is used for filling water into the annular sealing housing 1, a pressure sensor 4 is fixed at the outer wall of the annular sealing housing 1, and a detection end of the pressure sensor 4 extends to the inside of the annular sealing housing 1 and is used for monitoring the water pressure inside the annular sealing housing 1.
So, pass through the pipeline with outside working shaft and be connected with inlet tube 3, inject water into annular seal housing 1, and make the water pressure in the annular seal housing 1 reach appointed demand, this moment, the water pressure in the annular seal housing 1 of pressure sensor 4 real-time supervision, if the splice takes place the crack, water in the annular seal housing 1 can get into in the pipeline via the crack, perhaps liquid in the pipeline gets into annular seal housing 1 via the welding seam in, lead to the continuous change of water pressure in the annular seal housing 1, when pressure sensor 4 monitors water pressure and changes, with signal transmission to remote display terminal, be convenient for patrolling and examining personnel in time discover, and judge it, in time overhaul, prevent that the pipeline from continuously leaking.
Furthermore, the water inlet pipe 3 is fixedly connected with a control valve 31 for controlling the opening and closing of the water inlet pipe, and after the water filling is completed, the control valve 31 is closed, so that the sealing performance inside the annular sealing shell 1 is ensured.
In fig. 1, the outer wall of the annular sealed housing 1 is fixedly connected with a pressure relief valve 6 for safe pressure relief, the input end of the pressure relief valve 6 extends to the inside of the annular sealed housing 1, the pressure relief end of the pressure relief valve 6 is hermetically fixed with a connecting pipe 61 for conveying the pressure relief water, one end of the connecting pipe 61, which is far away from the pressure relief valve 6, is hermetically connected with a water storage bag 62 for storing the pressure relief water, and the bottom end of the water storage bag 62 is fixedly provided with a drainage nozzle 63 for draining water.
So, when leading to pressure to last the increase in the liquid entering annular seal casing 1 of carrying in the pipeline, when pressure increases the pressure release pressure of relief valve 6, relief valve 6 is opened and is carried out the pressure release, the liquid that the pressure release was flowed out is carried to water storage bag 62 in interim storage via connecting pipe 61, prevent that poisonous and harmful liquid from causing the pollution to external environment, personnel repair the processing back, through the liquid discharge of water drainage mouth 63 with interim storage bag 62 in interim storage, collect in unison, the security is higher.
Further, the outer wall of the annular sealing shell 1 is fixedly connected with an audible and visual alarm 5 for audible and visual alarm, the audible and visual alarm 5 is located at the top end of the annular sealing shell 1, when the water pressure inside the annular sealing shell 1 changes, the audible and visual alarm 5 performs audible and visual alarm, and a maintenance worker can find the audible and visual alarm in time.
Combine fig. 1 and fig. 2, the arc card 7 that a plurality of is used for the crimping is all attached to the lateral wall of two sealing rings 2, and a plurality of arc card 7 end to end and evenly arranged in a week of sealing ring 2, and the lateral wall of two sealing rings 2 all is equipped with the clamp 8 that is used for tightening up, and the clamp 8 is tightened up the cover and is established in the outside of a plurality of arc card 7.
So, annular seal housing 1 covers the welding seam completely and establishes, with 7 end to end of a plurality of arc cards and evenly arrange in the a week of sealing ring 2, then tightens up the cover with clamp 8 and establishes in the outside of a plurality of arc cards 7, fastens sealing ring 2, guarantees the inside leakproofness of annular seal housing 1.
Referring to fig. 1 and 3, the annular sealing casing 1 includes a pressure casing 11, a heat insulating layer 12 and a protective shell 13, the protective shell 13 is sleeved on the outer side of the pressure casing 11, the heat insulating layer 12 is located between the pressure casing 11 and the protective shell 13, the pressure casing 11 is used for bearing water pressure, the heat insulating layer 12 is used for heat insulation, and the protective shell 13 is used for protecting the heat insulating layer 12 to prevent the heat insulating layer from being damaged.
In an optional embodiment, the heat insulation layer 12 is made of glass fiber cotton, so that heat insulation can be effectively performed, and the condition that the temperature of the external environment is conducted into water to cause water temperature rise to generate steam to affect pressure monitoring is prevented.
The working principle of the utility model is as follows: when the device is used, the device is required to be sleeved on the outer wall of a pipeline on one side before the pipeline is welded, after the welding is completed, the device is moved to the welding seam, the annular sealing shell 1 completely covers the welding seam, the plurality of arc-shaped clamping pieces 7 are evenly arranged in a circle of the sealing ring 2 in an end-to-end manner, then the clamping hoop 8 is tightened and sleeved on the outer sides of the plurality of arc-shaped clamping pieces 7 to fasten the sealing ring 2, an external water supply pump is connected with the water inlet pipe 3 through the pipeline to inject water into the annular sealing shell 1, the water pressure in the annular sealing shell 1 reaches the specified requirement, at the moment, the pressure sensor 4 monitors the water pressure in the annular sealing shell 1 in real time, if the welding seam occurs, the water in the annular sealing shell 1 enters the pipeline through the seam, or the liquid in the pipeline enters the annular sealing shell 1 through the welding seam, so that the water pressure in the annular sealing shell 1 continuously changes, when pressure sensor 4 monitors water pressure and changes, with signal transmission to remote display terminal, be convenient for patrol and examine personnel in time discover, and judge it, in time overhaul, prevent that the pipeline from lasting the leakage, and simultaneously, if the liquid of carrying in the pipeline gets into when leading to pressure to last the increase in the annular seal casing 1, when pressure increases the pressure release pressure of relief valve 6, relief valve 6 is opened and is carried out the pressure release, the liquid that the pressure release flows out is carried to water storage bag 62 in interim storage via connecting pipe 61, prevent that poisonous and harmful liquid from causing the pollution to external environment, personnel repair and handle the back, discharge through the liquid of interim storage in water storage bag 62 of water discharge nozzle 63, the unified collection, the security is higher.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a pipeline is water pressure monitoring devices for welding seam detects which characterized in that includes:
an annular seal housing (1);
the two sealing rings (2) are respectively fixed at the opening ends of the two sides of the annular sealing shell (1) and are used for sealing;
the water inlet pipe (3) is fixed on the outer wall of the annular sealing shell (1), and one end of the water inlet pipe (3) extends into the annular sealing shell (1) and is used for filling water into the annular sealing shell (1);
the pressure sensor (4) is fixed on the outer wall of the annular sealing shell (1), and the detection end of the pressure sensor (4) extends into the annular sealing shell (1) and is used for monitoring the water pressure in the annular sealing shell (1);
wherein, the outer wall fixedly connected with of annular seal casing (1) is used for relief valve (6) of safe pressure release, the input of relief valve (6) extends to the inside of annular seal casing (1), the sealed connecting pipe (61) that are used for carrying the pressure release water that is fixed with of pressure release end of relief valve (6), keep away from connecting pipe (61) the one end sealing connection of relief valve (6) has water storage bag (62) that are used for storing the pressure release water, the bottom mounting of water storage bag (62) has drain mouth (63) that are used for the drainage.
2. The water pressure monitoring device for detecting the welding seam of the pipeline as claimed in claim 1, wherein the outer wall of the annular sealing shell (1) is fixedly connected with an audible and visual alarm (5) for audible and visual alarm, and the audible and visual alarm (5) is located at the top end of the annular sealing shell (1).
3. The water pressure monitoring device for detecting the welding seam of the pipeline as claimed in claim 1, wherein a plurality of arc-shaped clamping pieces (7) for crimping are attached to the outer side walls of the two sealing rings (2), and the plurality of arc-shaped clamping pieces (7) are connected end to end and are uniformly arranged on the periphery of the sealing rings (2).
4. The water pressure monitoring device for detecting the welding seam of the pipeline as claimed in claim 3, wherein the outer side walls of the two sealing rings (2) are provided with clamping bands (8) for tightening, and the clamping bands (8) are sleeved outside the plurality of arc-shaped clamping pieces (7) in a tightening way.
5. The hydraulic monitoring device for detecting the weld of the pipeline according to claim 1, wherein the annular sealing shell (1) comprises a pressure shell (11), a heat insulation layer (12) and a protective shell (13), the protective shell (13) is sleeved on the outer side of the pressure shell (11), and the heat insulation layer (12) is positioned between the pressure shell (11) and the protective shell (13).
6. The water pressure monitoring device for detecting the welding seam of the pipeline as claimed in claim 5, characterized in that the material of the heat insulation layer (12) is glass fiber cotton.
7. The water pressure monitoring device for detecting the welding seam of the pipeline as claimed in claim 1, wherein a control valve (31) for controlling the opening and closing of the water inlet pipe (3) is fixedly connected with the water inlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220002669.4U CN216695466U (en) | 2022-01-04 | 2022-01-04 | Pipeline welding seam detects uses water pressure monitoring devices |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220002669.4U CN216695466U (en) | 2022-01-04 | 2022-01-04 | Pipeline welding seam detects uses water pressure monitoring devices |
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| CN216695466U true CN216695466U (en) | 2022-06-07 |
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| CN202220002669.4U Active CN216695466U (en) | 2022-01-04 | 2022-01-04 | Pipeline welding seam detects uses water pressure monitoring devices |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117405517A (en) * | 2023-12-13 | 2024-01-16 | 北京中智蓝瑞机械设备有限公司 | Part welding strength detects machine |
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2022
- 2022-01-04 CN CN202220002669.4U patent/CN216695466U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117405517A (en) * | 2023-12-13 | 2024-01-16 | 北京中智蓝瑞机械设备有限公司 | Part welding strength detects machine |
| CN117405517B (en) * | 2023-12-13 | 2024-02-13 | 北京中智蓝瑞机械设备有限公司 | Part welding strength detects machine |
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