CN220355180U - Natural gas pipeline flange micro-leakage detection equipment - Google Patents
Natural gas pipeline flange micro-leakage detection equipment Download PDFInfo
- Publication number
- CN220355180U CN220355180U CN202321416799.3U CN202321416799U CN220355180U CN 220355180 U CN220355180 U CN 220355180U CN 202321416799 U CN202321416799 U CN 202321416799U CN 220355180 U CN220355180 U CN 220355180U
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- China
- Prior art keywords
- connector
- sealing strip
- natural gas
- strip
- flange
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Links
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 238000001514 detection method Methods 0.000 title claims abstract description 33
- 239000003345 natural gas Substances 0.000 title claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 41
- 239000000463 material Substances 0.000 claims abstract description 4
- 239000007789 gas Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses natural gas pipeline flange micro-leakage detection equipment in the technical field of natural gas pipeline detection, which comprises a sealing strip for sealing a flange, wherein the sealing strip is strip-shaped and is integrally made of flexible materials; the system also comprises a detection unit, wherein the detection unit is used for detecting natural gas; still include connecting element, connecting element sets up in the wherein one end of closure strip, and connecting element is used for connecting the both ends of closure strip and makes the closure strip form the closed loop, and whole device simple structure uses more conveniently in complicated pipeline environment, also can guarantee simultaneously and detect the accuracy.
Description
Technical Field
The utility model relates to the technical field of natural gas pipeline detection, in particular to natural gas pipeline flange micro-leakage detection equipment.
Background
In a pipeline system, flanges are used for connection between pipe ends, and when the pretightening force of a flange gasket is insufficient, the surface roughness of the flange gasket is not in accordance with the requirements, the plane of the flange is uneven or the horizontal plane is scratched, and mechanical vibration in the normal use process can possibly cause flange leakage, in order to ensure the normal operation of the whole pipeline system, the flange is required to be subjected to micro leakage detection regularly.
The existing method for detecting the micro leakage of the flange is that a worker sprays foam water at the flange interface to observe whether bubbles are generated to determine whether air leakage exists or not, or the worker needs to move from one side of the flange to the other side to detect the flange in a whole circle by holding natural gas detection equipment, so that the detection of the whole flange can be completed, and the detection is very inconvenient in a complex pipeline system.
Based on the detection device, the utility model designs the natural gas pipeline flange micro-leakage detection device to solve the problems.
Disclosure of Invention
The utility model aims to provide natural gas pipeline flange micro-leakage detection equipment so as to solve the problem that the prior art has shortcomings in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a natural gas pipeline flange microleakage detection equipment, includes the closure strip that is used for sealing the flange, the closure strip is rectangular form, wholly adopts flexible material to make;
the system also comprises a detection unit, wherein the detection unit is used for detecting natural gas;
the connecting unit is arranged at one end of the sealing strip and is used for connecting the two ends of the sealing strip to enable the sealing strip to form a closed loop;
as a further scheme of the utility model, the connecting unit comprises a connector and a buckle, the connector is fixedly arranged at one end of the sealing strip, the connector is triangular, and one end of the sealing strip far away from the connector is locked with the connector through the buckle;
as a further scheme of the utility model, the buckle comprises a mounting arm fixedly connected with the connector and a rotary buckle for locking the sealing strip, wherein the mounting arm is fixedly arranged on the left side edge and the right side edge of the connector, and the rotary buckle is rotatably arranged in the middle of one end, far away from the connector, of the left mounting arm and the right mounting arm;
as a further scheme of the utility model, the rotary buckle is L-shaped, and the locking of the sealing strip is realized by the engagement of the short side of the rotary buckle with the sealing strip;
as a further scheme of the utility model, the detection unit comprises a detection part and a connecting pipe, the surface of the sealing strip is provided with an air outlet, the connecting pipe is in plug-in fit with the air outlet, and one end of the connecting pipe, which is far away from the air outlet, is provided with the detection part;
as a further scheme of the utility model, the air outlet is arranged at one end of the sealing strip provided with the connector;
compared with the prior art, the utility model has the beneficial effects that:
this device seals the gap in the middle of the flange through the sealing strip, if the flange has the condition of leaking, then the inside atmospheric pressure of sealing strip will increase, and the air then can leave the sealing strip from detecting element, when the air that contains natural gas when detecting element, detecting element can send corresponding warning, and whether the gas leakage appears in the flange just can be known to the staff like this, and whole device simple structure uses more conveniently in complicated pipeline environment, also can guarantee the detection accuracy simultaneously.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the air outlet of the present utility model;
FIG. 3 is a schematic diagram of a connection unit according to the present utility model;
FIG. 4 is a schematic view of a rotary buckle according to the present utility model;
in the drawings, the list of components represented by the various numbers is as follows:
1. a closure strip; 2. a detection unit; 21. a detection section; 22. a connecting pipe; 3. a connection unit; 31. a connector; 32. a buckle; 33. a mounting arm; 34. a rotary buckle; 4. an air outlet;
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a natural gas pipeline flange microleakage detection equipment, includes the closure strip 1 that is used for sealing the flange, and closure strip 1 is rectangular, wholly adopts flexible material to make;
the device also comprises a detection unit 2, wherein the detection unit 2 is used for detecting natural gas;
the connecting unit 3 is arranged at one end of the sealing strip 1, and the connecting unit 3 is used for connecting the two ends of the sealing strip 1 to enable the sealing strip 1 to form a closed loop;
when detecting the flange, through sealing strip 1 cover in the middle of the flange, make sealing strip 1 seal the clearance between the flange, then connect sealing strip 1's both ends through connecting element 3, make sealing strip 1 form a complete closed loop, if the flange has the condition of leaking, the inside atmospheric pressure of sealing strip 1 will increase, the air then can leave sealing strip 1 from detecting element 2, when the air that contains natural gas through detecting element 2, detecting element 2 can send corresponding warning, whether the staff just can know the flange and appear leaking gas like this, whole device simple structure, it is more convenient to use in complicated pipeline environment, simultaneously also can guarantee the detection accuracy.
In this embodiment, the connecting unit 3 includes connector 31 and buckle 32, and connector 31 is fixed to be set up at the wherein one end of closure strip 1, and connector 31 is triangle-shaped, and the one end that connector 31 was kept away from to closure strip 1 passes through buckle 32 and connector 31 locking, and connector 31 is triangle-shaped, just so can make closure strip 1 keep away from the one end of connector 31 can laminate with connector 31's inclined plane, guarantees closure strip 1 to the closure effect of flange.
In this embodiment, the buckle 32 includes a mounting arm 33 fixedly connected with the connector 31 and a rotating buckle 34 for locking the sealing strip 1, the mounting arms 33 are fixedly arranged on the left side and the right side of the connector 31, and the rotating buckle 34 is rotatably arranged in the middle of one end of the left mounting arm 33 and the right mounting arm 33 far away from the connector 31.
In this embodiment, the rotary buckle 34 is L-shaped, and the locking of the closure strip 1 is achieved by the short side thereof engaging the closure strip 1.
In this embodiment, the detecting unit 2 includes a detecting component 21 and a connecting pipe 22, the surface of the sealing strip 1 is provided with an air outlet 4, the connecting pipe 22 is in plug-in fit with the air outlet 4, one end of the connecting pipe 22 away from the air outlet 4 is provided with the detecting component 21, when in use, if the air pressure in the sealing strip 1 increases, the air in the sealing strip will leave from the air outlet 4, and then enter the detecting component 21 through the connecting pipe 22.
In this embodiment, the air outlet 4 is provided at one end of the sealing strip 1 provided with the connector 31, so that the operation of a worker is facilitated.
Claims (4)
1. The utility model provides a natural gas pipeline flange microleakage check out test set which characterized in that:
the sealing strip (1) is used for sealing the flange, the sealing strip (1) is strip-shaped, and the whole sealing strip is made of flexible materials;
the device also comprises a detection unit (2), wherein the detection unit (2) is used for detecting natural gas;
still include connecting element (3), connecting element (3) set up in the wherein one end of closure strip (1), and connecting element (3) are used for connecting the both ends of closure strip (1) and make closure strip (1) form the closed loop, detecting element (2) are including detecting part (21) and connecting pipe (22), gas outlet (4) have been seted up on closure strip (1) surface, connecting pipe (22) are pegged graft with gas outlet (4) and are cooperated, the one end that gas outlet (4) were kept away from to connecting pipe (22) is provided with detecting part (21), the one end that is provided with connector (31) at closure strip (1) is seted up to gas outlet (4).
2. The natural gas pipeline flange microleakage detection device as in claim 1, wherein: the connecting unit (3) comprises a connector (31) and a buckle (32), wherein the connector (31) is fixedly arranged at one end of the sealing strip (1), the connector (31) is triangular, and one end, far away from the connector (31), of the sealing strip (1) is locked with the connector (31) through the buckle (32).
3. The natural gas pipeline flange microleakage detection device as in claim 2, wherein: the buckle (32) comprises a mounting arm (33) fixedly connected with the connector (31) and a rotary buckle (34) used for locking the sealing strip (1), the mounting arm (33) is fixedly arranged on the left side and the right side of the connector (31), and the rotary buckle (34) is rotatably arranged in the middle of one end, far away from the connector (31), of the left mounting arm and the right mounting arm (33).
4. A natural gas pipeline flange microleakage detection apparatus as in claim 3 wherein: the rotary buckle (34) is L-shaped, and the locking of the sealing strip (1) is realized by the short side of the rotary buckle being meshed with the sealing strip (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321416799.3U CN220355180U (en) | 2023-06-06 | 2023-06-06 | Natural gas pipeline flange micro-leakage detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321416799.3U CN220355180U (en) | 2023-06-06 | 2023-06-06 | Natural gas pipeline flange micro-leakage detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220355180U true CN220355180U (en) | 2024-01-16 |
Family
ID=89482008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321416799.3U Active CN220355180U (en) | 2023-06-06 | 2023-06-06 | Natural gas pipeline flange micro-leakage detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220355180U (en) |
-
2023
- 2023-06-06 CN CN202321416799.3U patent/CN220355180U/en active Active
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