CN217178304U - Pressure pipeline leakage detection device - Google Patents
Pressure pipeline leakage detection device Download PDFInfo
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- CN217178304U CN217178304U CN202221131881.7U CN202221131881U CN217178304U CN 217178304 U CN217178304 U CN 217178304U CN 202221131881 U CN202221131881 U CN 202221131881U CN 217178304 U CN217178304 U CN 217178304U
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Abstract
The utility model relates to the technical field of pipeline leakage detection, in particular to a pressure pipeline leakage detection device, which comprises a telescopic pipe; the two limiting sleeves are correspondingly arranged at the two ends of the telescopic pipe and connected with the end part of the telescopic pipe, sealing layers are arranged on the inner circumferential surfaces of the limiting sleeves, each limiting sleeve comprises two semicircular plates which are oppositely arranged, and the two semicircular plates are fastened by bolts and are detachably connected; atmospheric pressure determine module, its detection port and flexible pipe intercommunication, when the pipeline that awaits measuring has the leak source, atmospheric pressure determine module detects the inside atmospheric pressure change of flexible pipe through detection port, the utility model discloses a distance to between two supports is adjusted for adjust the length that flexible pipe can cover, the staff of being convenient for adjusts the detection range of pipeline leakage detection device, improves detection efficiency, can seal the junction of stop collar and pipeline under pressure through the sealing layer, prevents pipeline leakage detection device gas leakage, makes pipeline leakage detection device detect more accurate.
Description
Technical Field
The utility model relates to a pipeline leakage detection technical field, in particular to pipeline under pressure leak testing device.
Background
The pressure pipeline refers to all pipelines bearing internal pressure or external pressure, no matter how the medium in the pipeline is, the pressure pipeline is one part of the pipeline, the pipeline is used for conveying, distributing, mixing, separating, discharging, metering, controlling and stopping fluid flow, an assembly composed of a pipe, a pipe fitting, a flange, a bolt connection, a gasket, a valve, other components or a pressed component and a supporting piece needs to be used when the leakage of the pressure pipeline is detected, but the existing pipeline leakage detection device still has certain defects when in use.
When carrying out the leak testing to gas pipeline, hardly direct observation to the position of leak source through the naked eye, generally can carry out the segmentation to the pipeline through pressure measurement device and detect, in order to improve detection efficiency, carry out the detection on a large scale at first, reduce the scope step by step again, confirm the leak source position finally.
However, when the existing pipeline leakage detection device is used, the coverage length of the pipeline is limited, namely, only a certain length range can be detected, and the pipeline leakage detection device is inconvenient for workers to adjust the detection interval, so that the pipeline leakage point detection efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving current pipeline leakage detection device and when using, the problem of inconvenient detection range to pipeline leakage detection device adjusts provides a pipeline under pressure leakage detection device.
The utility model provides a pair of pipeline under pressure leak testing device, include:
a telescopic pipe;
the two limiting sleeves are correspondingly arranged at the two ends of the telescopic pipe and connected with the end part of the telescopic pipe, sealing layers are arranged on the inner circumferential surfaces of the limiting sleeves, each limiting sleeve comprises two semicircular plates which are oppositely arranged, and the two semicircular plates are detachably connected;
and the detection port of the air pressure detection assembly is communicated with the telescopic pipe.
Preferably, the telescopic device further comprises a telescopic bracket which is arranged along the length direction of the telescopic pipe, and the base end of the telescopic bracket is connected with the end part of the telescopic pipe.
Preferably, the air pressure detection assembly comprises an air pressure detector, and the air pressure detector is connected with the telescopic end of the telescopic support.
Preferably, the detection port of the air pressure detector is connected with a hose, the outer peripheral surface of the telescopic pipe is provided with a connector communicated with the telescopic pipe, and the hose is connected with the connector.
Preferably, the telescopic bracket includes: the bracket is arranged at the two ends of the telescopic pipe and is connected with the end part of the telescopic pipe; the mounting panel sets up between two supports, and the mounting panel passes through expansion plate and leg joint, the atmospheric pressure detector sets up on the mounting panel.
Preferably, the telescopic support further comprises a plurality of telescopic rods, the telescopic rods are arranged between the two supports, and the end portions of the telescopic rods are connected with the corresponding supports.
Preferably, the telescopic link includes the body of rod, sets up between two supports, and the both ends of the body of rod all are equipped with the sleeve, and the sleeve is connected through a locking mechanism with the body of rod, and the sleeve deviates from the one end of the body of rod and the leg joint that corresponds.
Preferably, the peripheral surface of one side opposite to the two semicircular plates is connected with a positioning plate, and the two opposite positioning plates are detachably connected.
Compared with the prior art, the utility model provides a pair of pipeline under pressure leak testing device, its beneficial effect is:
1. the utility model discloses a set up flexible pipe, can conveniently adjust the detection cover length of the pipeline that awaits measuring, the staff of being convenient for adjusts pipeline leakage detection device's detection range, detects on a large scale earlier when using, reduces detection range gradually again, has improved detection efficiency.
2. The utility model discloses a rotate fastening bolt and make the locating plate can in close contact with to make the stop collar fix in pipeline under pressure's the outside, can seal the junction of stop collar and pipeline under pressure through the sealing layer, prevent that pipeline leakage detection device from leaking gas, make pipeline leakage detection device detect and more accurate to the judgement of leak source position.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the bracket of the present invention;
FIG. 3 is a schematic structural view of the middle stop collar of the present invention;
fig. 4 is a schematic structural view of the middle retractable plate of the present invention.
Description of reference numerals:
1. a telescopic pipe; 101. a connector; 102. a support; 2. a sleeve; 201. a rod body; 202. a first locking mechanism; 3. a limiting sleeve; 301. a sealing layer; 302. positioning a plate; 303. fastening a bolt; 4. a support plate; 401. a retractable plate; 402. mounting a plate; 403. a second locking mechanism; 404. a limiting plate; 5. an air pressure detector; 501. a hose.
Detailed Description
The following detailed description of the present invention is provided in conjunction with fig. 1 and 4, but it should be understood that the scope of the present invention is not limited by the following detailed description.
As shown in fig. 1 to 4, the present invention provides a pressure pipeline leakage detection device, which comprises an extension tube 1; the two limiting sleeves 3 are correspondingly arranged at two ends of the telescopic pipe 1 and connected with the end part of the telescopic pipe 1, the inner circumferential surface of each limiting sleeve 3 is provided with a sealing layer 301, each limiting sleeve 3 comprises two semicircular plates which are oppositely arranged, and the two semicircular plate fastening bolts 303 are detachably connected; and a detection port of the air pressure detection assembly is communicated with the telescopic pipe 1.
During the use, establish flexible pipe 1 cover on the pipeline that awaits measuring, connect two relative semicircle boards that set up, through the sealed effect of sealing layer 301, make flexible pipe 1 and the pipeline that awaits measuring between form sealed space, when having gas leakage in the pipeline that awaits measuring, atmospheric pressure detecting element passes through the inside atmospheric pressure change of detection port detection flexible pipe 1, when detecting atmospheric pressure increase, then judges that the pipeline that awaits measuring that this section corresponds has the leak source.
In order to enhance the stability of the detection device and facilitate the operation, the detection device further comprises a telescopic support which is arranged along the length direction of the telescopic pipe 1, and the base end of the telescopic support is connected with the end part of the telescopic pipe 1.
The air pressure detection assembly comprises an air pressure detector 5, when the telescopic pipe 1 stretches, the detection port of the telescopic pipe 1 can move along with the air pressure detector, and the air pressure detector 5 is connected with the stretching end of the telescopic support in order to facilitate the stretching and moving of the air pressure detector along with the telescopic pipe 1.
When the telescopic pipe 1 is used, the limiting sleeve 3 is fixed on the outer side of a pipeline to be measured, the telescopic plate 401 slides in the mounting plate 402 to adjust the length of the telescopic plate 401, the covered length of the telescopic pipe 1 is adjusted, and the extending length of the telescopic plate 401 is fixed through the second locking mechanism 403 after the adjustment.
The detection port of the air pressure detector 5 is connected with a hose 501, the outer peripheral surface of the extension tube 1 is provided with a connector 101 communicated with the extension tube 1, and the hose 501 is connected with the connector 101.
When the telescopic tube 1 extends, the detection port of the telescopic tube 1 can move along with the telescopic tube 1, and when the relative position of the connecting head 101 and the air pressure detector 5 changes, the air pressure detector 5 is connected with the telescopic tube 1 through the hose 501, so that good sealing connection between the air pressure detector 5 and the telescopic tube 1 can be ensured.
The telescopic bracket includes: brackets 102 arranged at both ends of the telescopic tube 1 and connected with the end part of the telescopic tube 1; mounting panel 402, the setting is between two supports 102, and mounting panel 402 passes through expansion plate 401 and is connected with support 102, and mounting panel 402 has seted up the spout near the both sides of support 102, and expansion plate 401 slides and sets up in the spout, and mounting panel 402 passes through second locking mechanism 403 with expansion plate 402 and is connected, and second locking mechanism 403 selects the locking bolt, baroceptor 5 sets up on mounting panel 402, and expansion bracket still includes a plurality of telescopic links, sets up between two supports 102, and the tip and the support 102 that corresponds of telescopic link are connected.
The preferred 4 of quantity of telescopic link sets up respectively in four angular position of support 102, adjusts the distance between two supports 102 through the length adjustment telescopic link to the length of covering of the flexible pipe 1 of adjustment to the pipeline under test.
Further, the telescopic link includes the body of rod 201, sets up between two supports 102, and the both ends of the body of rod 201 all are equipped with sleeve 2, and sleeve 2 is connected through first locking mechanism 202 with the body of rod 102, and the sleeve 2 deviates from the one end of the body of rod 201 and is connected with the support 102 that corresponds, and first locking mechanism 202 selects the locking bolt.
When the length of the telescopic pipe 1 needs to be adjusted, the locking bolt is unscrewed, the position of the sleeve 2 is manually moved, and after the adjustment, the sleeve 2 is screwed through the locking bolt and tightly abuts against the rod body 201, so that the rod body 201 and the sleeve 2 do not move relatively.
After the length adjustment of the extension tube 1 is good, the two positioning plates 302 can be in close contact by rotating the fastening bolt 303, so that the limiting sleeve 3 is fixed on the outer side of the pipeline to be detected, the joint of the limiting sleeve 3 and the pressure pipeline can be sealed by the sealing layer 301, the pipeline leakage detection device is prevented from leaking air, and the detection accuracy is improved.
Further, be provided with limiting plate 404 on the mounting panel 402, atmospheric pressure detector 5 sets up in limiting plate 404, can carry on spacingly to atmospheric pressure detector 5 through limiting plate 404, guarantees atmospheric pressure detector 5's stability.
Further, as shown in fig. 4, a support plate 4 is connected to an end of the expansion plate 401 away from the air pressure detector 5, and an end of the support plate 4 away from the expansion plate 401 is connected to the bracket 102.
Application method and working principle
The utility model provides a pressure pipeline leakage detection device, when using, can stretch out and draw back and slide on the body of rod 201 through sleeve 2, can adjust the distance between two supports 102, adjust the length that flexible pipe 1 can cover, can fix body of rod 201 and sleeve 2 through rotating first locking mechanism 202 after the adjustment, can make two locating plates 302 closely contact through rotating fastening bolt 303, thereby make stop collar 3 fix the outside at the pressure pipeline, can seal the junction of stop collar 3 and pressure pipeline through sealing layer 301, prevent pipeline leakage detection device gas leakage, slide in the outside of expansion plate 401 through mounting panel 402, mounting panel 402 drives the flexible position that moves to corresponding position of atmospheric pressure detector 5 year flexible pipe 1, can fix mounting panel 402 in the outside of expansion plate 401 through rotating second locking mechanism 403 after the adjustment, can carry on spacingly to atmospheric pressure detector 5 through limiting plate 404, guarantee atmospheric pressure detector 5's stability, hose 501 is connected with connector 101, can detect the inside atmospheric pressure of flexible pipe 1 through atmospheric pressure detector 5, when atmospheric pressure detector 5 detected the inside atmospheric pressure of flexible pipe 1 and changed, can leak the judgement to pipeline under pressure's detection department.
To sum up, the utility model discloses a sleeve slides at the outer wall of the body of rod to can adjust the distance between two supports, make the length that can cover flexible pipe adjust, the staff of being convenient for adjusts pipeline leakage detection device's detection range, make things convenient for the staff to use, make the locating plate can in close contact with through rotating fastening bolt, thereby make the stop collar fix in pipeline under pressure's the outside, can seal the junction of stop collar and pipeline under pressure through the sealing layer, prevent pipeline leakage detection device gas leakage, it is more accurate to make pipeline leakage detection device detect.
The above disclosure is only for the preferred embodiments of the present invention, however, the present invention is not limited thereto, and any changes that can be considered by those skilled in the art shall fall within the protection scope of the present invention.
Claims (8)
1. A pressure line leak detection device, comprising:
a telescopic tube (1);
the two limiting sleeves (3) are correspondingly arranged at two ends of the telescopic pipe (1) and connected with the end part of the telescopic pipe (1), a sealing layer (301) is arranged on the inner circumferential surface of each limiting sleeve (3), each limiting sleeve (3) comprises two semicircular plates which are oppositely arranged, and the two semicircular plates are detachably connected;
and the detection port of the air pressure detection assembly is communicated with the telescopic pipe (1).
2. A pressure pipe leak detector as claimed in claim 1, further comprising a telescopic bracket arranged along the length of the telescopic pipe (1), the base end of which is connected to the end of the telescopic pipe (1).
3. A pressure pipe leak detector arrangement as claimed in claim 2, characterised in that the air pressure detection assembly comprises an air pressure detector (5), said air pressure detector (5) being connected to the telescopic end of the telescopic bracket.
4. A pressure pipe leakage detecting device according to claim 3, characterized in that the detection port of the air pressure detector (5) is connected with a hose (501), the outer circumference of the telescopic pipe (1) is provided with a connector (101) communicated with the telescopic pipe (1), and the hose (501) is connected with the connector (101).
5. A pressure line leak detection device, as recited in claim 3, wherein said telescoping support comprises: the brackets (102) are arranged at two ends of the telescopic pipe (1) and are connected with the end part of the telescopic pipe (1); the mounting plate (402) is arranged between the two brackets (102), the mounting plate (402) is connected with the brackets (102) through the expansion plate (401), and the air pressure detector (5) is arranged on the mounting plate (402).
6. A pressure pipe leakage detection device according to claim 5, characterized in that the telescopic support further comprises a plurality of telescopic rods arranged between two supports (102), the ends of the telescopic rods being connected to the respective supports (102).
7. The pressure pipeline leakage detection device according to claim 6, wherein the telescopic rod comprises a rod body (201) arranged between the two brackets (102), sleeves (2) are sleeved at both ends of the rod body (201), the sleeves (2) are connected with the rod body (201) through a first locking mechanism (202), and one ends of the sleeves (2) departing from the rod body (201) are connected with the corresponding brackets (102).
8. A pressure pipe leakage detecting device according to claim 1, wherein the positioning plate (302) is attached to the outer peripheral surface of the opposite side of the two semicircular plates, and the two opposite positioning plates (302) are detachably attached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221131881.7U CN217178304U (en) | 2022-05-12 | 2022-05-12 | Pressure pipeline leakage detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221131881.7U CN217178304U (en) | 2022-05-12 | 2022-05-12 | Pressure pipeline leakage detection device |
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| Publication Number | Publication Date |
|---|---|
| CN217178304U true CN217178304U (en) | 2022-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221131881.7U Active CN217178304U (en) | 2022-05-12 | 2022-05-12 | Pressure pipeline leakage detection device |
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| CN (1) | CN217178304U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116698310A (en) * | 2023-08-07 | 2023-09-05 | 阪本金属(常州)有限公司 | Semiconductor gas valve detection device and detection method |
| CN117989452A (en) * | 2024-04-03 | 2024-05-07 | 西安黑石智能科技有限公司 | Gas detection device and method for dangerous chemical gas pipeline leakage |
-
2022
- 2022-05-12 CN CN202221131881.7U patent/CN217178304U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116698310A (en) * | 2023-08-07 | 2023-09-05 | 阪本金属(常州)有限公司 | Semiconductor gas valve detection device and detection method |
| CN116698310B (en) * | 2023-08-07 | 2023-10-20 | 阪本金属(常州)有限公司 | Semiconductor gas valve detection device and detection method |
| CN117989452A (en) * | 2024-04-03 | 2024-05-07 | 西安黑石智能科技有限公司 | Gas detection device and method for dangerous chemical gas pipeline leakage |
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